MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124 #include "Sources.h"
 125
 126 #include <CydiaSubstrate/CydiaSubstrate.h>
 127 #include "Menes/Menes.h"
 128
 129 #include "CyteKit/IndirectDelegate.h"
 130 #include "CyteKit/PerlCompatibleRegEx.hpp"
 131 #include "CyteKit/TableViewCell.h"
 132 #include "CyteKit/WebScriptObject-Cyte.h"
 133 #include "CyteKit/WebViewController.h"
 134 #include "CyteKit/WebViewTableViewCell.h"
 135 #include "CyteKit/stringWithUTF8Bytes.h"
 136
 137 #include "Cydia/MIMEAddress.h"
 138 #include "Cydia/LoadingViewController.h"
 139 #include "Cydia/ProgressEvent.h"
 140
 141 #include "SDURLCache/SDURLCache.h"
 142 /* }}} */
 143
 144 /* Profiler {{{ */
 145 struct timeval _ltv;
 146 bool _itv;
 147
 148 #define _timestamp ({ \
 149     struct timeval tv; \
 150     gettimeofday(&tv, NULL); \
 151     tv.tv_sec * 1000000 + tv.tv_usec; \
 152 })
 153
 154 typedef std::vector<class ProfileTime *> TimeList;
 155 TimeList times_;
 156
 157 class ProfileTime {
 158   private:
 159     const char *name_;
 160     uint64_t total_;
 161     uint64_t count_;
 162
 163   public:
 164     ProfileTime(const char *name) :
 165         name_(name),
 166         total_(0)
 167     {
 168         times_.push_back(this);
 169     }
 170
 171     void AddTime(uint64_t time) {
 172         total_ += time;
 173         ++count_;
 174     }
 175
 176     void Print() {
 177         if (total_ != 0)
 178             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 179         total_ = 0;
 180         count_ = 0;
 181     }
 182 };
 183
 184 class ProfileTimer {
 185   private:
 186     ProfileTime &time_;
 187     uint64_t start_;
 188
 189   public:
 190     ProfileTimer(ProfileTime &time) :
 191         time_(time),
 192         start_(_timestamp)
 193     {
 194     }
 195
 196     ~ProfileTimer() {
 197         time_.AddTime(_timestamp - start_);
 198     }
 199 };
 200
 201 void PrintTimes() {
 202     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 203         (*i)->Print();
 204     std::cerr << "========" << std::endl;
 205 }
 206
 207 #define _profile(name) { \
 208     static ProfileTime name(#name); \
 209     ProfileTimer _ ## name(name);
 210
 211 #define _end }
 212 /* }}} */
 213
 214 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 215 #define synchronized(lock) \
 216     synchronized(static_cast<NSObject *>(lock))
 217
 218 extern NSString *Cydia_;
 219
 220 #define lprintf(args...) fprintf(stderr, args)
 221
 222 #define ForRelease 1
 223 #define TraceLogging (1 && !ForRelease)
 224 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 225 #define ProfileTimes (0 && !ForRelease)
 226 #define ForSaurik (0 && !ForRelease)
 227 #define LogBrowser (0 && !ForRelease)
 228 #define TrackResize (0 && !ForRelease)
 229 #define ManualRefresh (1 && !ForRelease)
 230 #define ShowInternals (0 && !ForRelease)
 231 #define AlwaysReload (0 && !ForRelease)
 232 #define TryIndexedCollation (0 && !ForRelease)
 233
 234 #if !TraceLogging
 235 #undef _trace
 236 #define _trace(args...)
 237 #endif
 238
 239 #if !ProfileTimes
 240 #undef _profile
 241 #define _profile(name) {
 242 #undef _end
 243 #define _end }
 244 #define PrintTimes() do {} while (false)
 245 #endif
 246
 247 // Hash Functions/Structures {{{
 248 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 249
 250 union SplitHash {
 251     uint32_t u32;
 252     uint16_t u16[2];
 253 };
 254 // }}}
 255
 256 static bool ShowPromoted_;
 257
 258 static NSString *Colon_;
 259 NSString *Elision_;
 260 static NSString *Error_;
 261 static NSString *Warning_;
 262
 263 static bool AprilFools_;
 264
 265 static bool IsReachable(const char *name) {
 266     SCNetworkReachabilityFlags flags; {
 267         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 268         SCNetworkReachabilityGetFlags(reachability, &flags);
 269         CFRelease(reachability);
 270     }
 271
 272     // XXX: this elaborate mess is what Apple is using to determine this? :(
 273     // XXX: do we care if the user has to intervene? maybe that's ok?
 274     return
 275         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 276             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 277                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 278                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 279             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 280             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 281         )
 282     ;
 283 }
 284
 285 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 286
 287 static _finline NSString *CydiaURL(NSString *path) {
 288     char page[26];
 289     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 290     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 291     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 292     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 293     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 294     page[25] = '\0';
 295     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 296 }
 297
 298 static void ReapZombie(pid_t pid) {
 299     int status;
 300   wait:
 301     if (waitpid(pid, &status, 0) == -1)
 302         if (errno == EINTR)
 303             goto wait;
 304         else _assert(false);
 305 }
 306
 307 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 308     int notify_token;
 309     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 310         notify_set_state(notify_token, newStatus);
 311         notify_cancel(notify_token);
 312     }
 313     notify_post("com.saurik.Cydia.status");
 314 }
 315
 316 static CGFloat CYStatusBarHeight() {
 317     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 318     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 319 }
 320
 321 /* NSForcedOrderingSearch doesn't work on the iPhone */
 322 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 323 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 324 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 325
 326 /* Insertion Sort {{{ */
 327
 328 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 329     const char *ptr = (const char *)list;
 330     while (0 < count) {
 331         CFIndex half = count / 2;
 332         const char *probe = ptr + elementSize * half;
 333         CFComparisonResult cr = comparator(element, probe, context);
 334     if (0 == cr) return (probe - (const char *)list) / elementSize;
 335         ptr = (cr < 0) ? ptr : probe + elementSize;
 336         count = (cr < 0) ? half : (half + (count & 1) - 1);
 337     }
 338     return (ptr - (const char *)list) / elementSize;
 339 }
 340
 341 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 342     const char *ptr = (const char *)list;
 343     while (0 < count) {
 344         CFIndex half = count / 2;
 345         const char *probe = ptr + elementSize * half;
 346         CFComparisonResult cr = comparator(element, probe, context);
 347     if (0 == cr) return (probe - (const char *)list) / elementSize;
 348         ptr = (cr < 0) ? ptr : probe + elementSize;
 349         count = (cr < 0) ? half : (half + (count & 1) - 1);
 350     }
 351     return (ptr - (const char *)list) / elementSize;
 352 }
 353
 354 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 355     if (range.length == 0)
 356         return;
 357     const void **values(new const void *[range.length]);
 358     CFArrayGetValues(array, range, values);
 359
 360 #if HistogramInsertionSort > 0
 361     uint32_t total(0), *offsets(new uint32_t[range.length]);
 362 #endif
 363
 364     for (CFIndex index(1); index != range.length; ++index) {
 365         const void *value(values[index]);
 366         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 367         CFIndex correct(index);
 368         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 369 #if HistogramInsertionSort > 1
 370             NSLog(@"%@ < %@", value, values[correct - 1]);
 371 #endif
 372             if (--correct == 0)
 373                 break;
 374         }
 375         if (correct != index) {
 376             size_t offset(index - correct);
 377 #if HistogramInsertionSort
 378             total += offset;
 379             ++offsets[offset];
 380             if (offset > 10)
 381                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 382 #endif
 383             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 384             values[correct] = value;
 385         }
 386     }
 387
 388     CFArrayReplaceValues(array, range, values, range.length);
 389     delete [] values;
 390
 391 #if HistogramInsertionSort > 0
 392     for (CFIndex index(0); index != range.length; ++index)
 393         if (offsets[index] != 0)
 394             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 395     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 396     delete [] offsets;
 397 #endif
 398 }
 399
 400 /* }}} */
 401
 402 /* Apple Bug Fixes {{{ */
 403 @implementation UIWebDocumentView (Cydia)
 404
 405 - (void) _setScrollerOffset:(CGPoint)offset {
 406     UIScroller *scroller([self _scroller]);
 407
 408     CGSize size([scroller contentSize]);
 409     CGSize bounds([scroller bounds].size);
 410
 411     CGPoint max;
 412     max.x = size.width - bounds.width;
 413     max.y = size.height - bounds.height;
 414
 415     // wtf Apple?!
 416     if (max.x < 0)
 417         max.x = 0;
 418     if (max.y < 0)
 419         max.y = 0;
 420
 421     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 422     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 423
 424     [scroller setOffset:offset];
 425 }
 426
 427 @end
 428 /* }}} */
 429
 430 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 431     size_t length([self length] - state->state);
 432     if (length <= 0)
 433         return 0;
 434     else if (length > count)
 435         length = count;
 436     for (size_t i(0); i != length; ++i)
 437         objects[i] = [self item:state->state++];
 438     state->itemsPtr = objects;
 439     state->mutationsPtr = (unsigned long *) self;
 440     return length;
 441 }
 442
 443 /* Cydia NSString Additions {{{ */
 444 @interface NSString (Cydia)
 445 - (NSComparisonResult) compareByPath:(NSString *)other;
 446 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 447 @end
 448
 449 @implementation NSString (Cydia)
 450
 451 - (NSComparisonResult) compareByPath:(NSString *)other {
 452     NSString *prefix = [self commonPrefixWithString:other options:0];
 453     size_t length = [prefix length];
 454
 455     NSRange lrange = NSMakeRange(length, [self length] - length);
 456     NSRange rrange = NSMakeRange(length, [other length] - length);
 457
 458     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 459     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 460
 461     NSComparisonResult value;
 462
 463     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 464         value = NSOrderedSame;
 465     else if (lrange.location == NSNotFound)
 466         value = NSOrderedAscending;
 467     else if (rrange.location == NSNotFound)
 468         value = NSOrderedDescending;
 469     else
 470         value = NSOrderedSame;
 471
 472     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 473         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 474     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 475         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 476
 477     NSComparisonResult result = [lpath compare:rpath];
 478     return result == NSOrderedSame ? value : result;
 479 }
 480
 481 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 482     return [(id)CFURLCreateStringByAddingPercentEscapes(
 483         kCFAllocatorDefault,
 484         (CFStringRef) self,
 485         NULL,
 486         CFSTR(";/?:@&=+$,"),
 487         kCFStringEncodingUTF8
 488     ) autorelease];
 489 }
 490
 491 @end
 492 /* }}} */
 493
 494 /* C++ NSString Wrapper Cache {{{ */
 495 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 496     return size == 0 ? NULL :
 497         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 498         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 499 }
 500
 501 static _finline CFStringRef CYStringCreate(const char *data) {
 502     return CYStringCreate(data, strlen(data));
 503 }
 504
 505 class CYString {
 506   private:
 507     char *data_;
 508     size_t size_;
 509     CFStringRef cache_;
 510
 511     _finline void clear_() {
 512         if (cache_ != NULL) {
 513             CFRelease(cache_);
 514             cache_ = NULL;
 515         }
 516     }
 517
 518   public:
 519     _finline bool empty() const {
 520         return size_ == 0;
 521     }
 522
 523     _finline size_t size() const {
 524         return size_;
 525     }
 526
 527     _finline char *data() const {
 528         return data_;
 529     }
 530
 531     _finline void clear() {
 532         size_ = 0;
 533         clear_();
 534     }
 535
 536     _finline CYString() :
 537         data_(0),
 538         size_(0),
 539         cache_(NULL)
 540     {
 541     }
 542
 543     _finline ~CYString() {
 544         clear_();
 545     }
 546
 547     void operator =(const CYString &rhs) {
 548         data_ = rhs.data_;
 549         size_ = rhs.size_;
 550
 551         if (rhs.cache_ == nil)
 552             cache_ = NULL;
 553         else
 554             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 555     }
 556
 557     void copy(apr_pool_t *pool) {
 558         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 559         memcpy(temp, data_, size_);
 560         temp[size_] = '\0';
 561         data_ = temp;
 562     }
 563
 564     void set(apr_pool_t *pool, const char *data, size_t size) {
 565         if (size == 0)
 566             clear();
 567         else {
 568             clear_();
 569
 570             data_ = const_cast<char *>(data);
 571             size_ = size;
 572
 573             if (pool != NULL)
 574                 copy(pool);
 575         }
 576     }
 577
 578     _finline void set(apr_pool_t *pool, const char *data) {
 579         set(pool, data, data == NULL ? 0 : strlen(data));
 580     }
 581
 582     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 583         set(pool, rhs.data(), rhs.size());
 584     }
 585
 586     bool operator ==(const CYString &rhs) const {
 587         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 588     }
 589
 590     _finline operator CFStringRef() {
 591         if (cache_ == NULL)
 592             cache_ = CYStringCreate(data_, size_);
 593         return cache_;
 594     }
 595
 596     _finline operator id() {
 597         return (NSString *) static_cast<CFStringRef>(*this);
 598     }
 599
 600     _finline operator const char *() {
 601         return reinterpret_cast<const char *>(data_);
 602     }
 603 };
 604 /* }}} */
 605 /* C++ NSString Algorithm Adapters {{{ */
 606 extern "C" {
 607     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 608 }
 609
 610 struct NSStringMapHash :
 611     std::unary_function<NSString *, size_t>
 612 {
 613     _finline size_t operator ()(NSString *value) const {
 614         return CFStringHashNSString((CFStringRef) value);
 615     }
 616 };
 617
 618 struct NSStringMapLess :
 619     std::binary_function<NSString *, NSString *, bool>
 620 {
 621     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 622         return [lhs compare:rhs] == NSOrderedAscending;
 623     }
 624 };
 625
 626 struct NSStringMapEqual :
 627     std::binary_function<NSString *, NSString *, bool>
 628 {
 629     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 630         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 631         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 632         //[lhs isEqualToString:rhs];
 633     }
 634 };
 635 /* }}} */
 636
 637 /* CoreGraphics Primitives {{{ */
 638 class CYColor {
 639   private:
 640     CGColorRef color_;
 641
 642     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 643         CGFloat color[] = {red, green, blue, alpha};
 644         return CGColorCreate(space, color);
 645     }
 646
 647   public:
 648     CYColor() :
 649         color_(NULL)
 650     {
 651     }
 652
 653     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 654         color_(Create_(space, red, green, blue, alpha))
 655     {
 656         Set(space, red, green, blue, alpha);
 657     }
 658
 659     void Clear() {
 660         if (color_ != NULL)
 661             CGColorRelease(color_);
 662     }
 663
 664     ~CYColor() {
 665         Clear();
 666     }
 667
 668     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 669         Clear();
 670         color_ = Create_(space, red, green, blue, alpha);
 671     }
 672
 673     operator CGColorRef() {
 674         return color_;
 675     }
 676 };
 677 /* }}} */
 678
 679 /* Random Global Variables {{{ */
 680 static int PulseInterval_ = 500000;
 681
 682 static const NSString *UI_;
 683
 684 static int Finish_;
 685 static bool RestartSubstrate_;
 686 static NSArray *Finishes_;
 687
 688 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 689 #define NotifyConfig_ "/etc/notify.conf"
 690
 691 static bool Queuing_;
 692
 693 static CYColor Blue_;
 694 static CYColor Blueish_;
 695 static CYColor Black_;
 696 static CYColor Off_;
 697 static CYColor White_;
 698 static CYColor Gray_;
 699 static CYColor Green_;
 700 static CYColor Purple_;
 701 static CYColor Purplish_;
 702
 703 static UIColor *InstallingColor_;
 704 static UIColor *RemovingColor_;
 705
 706 static NSString *App_;
 707
 708 static BOOL Advanced_;
 709 static BOOL Ignored_;
 710
 711 static _H<UIFont> Font12_;
 712 static _H<UIFont> Font12Bold_;
 713 static _H<UIFont> Font14_;
 714 static _H<UIFont> Font18Bold_;
 715 static _H<UIFont> Font22Bold_;
 716
 717 static const char *Machine_ = NULL;
 718 static _H<NSString> System_;
 719 static NSString *SerialNumber_ = nil;
 720 static NSString *ChipID_ = nil;
 721 static NSString *BBSNum_ = nil;
 722 static _H<NSString> Token_;
 723 static NSString *UniqueID_ = nil;
 724 static _H<NSString> UserAgent_;
 725 static _H<NSString> Product_;
 726 static _H<NSString> Safari_;
 727
 728 static CFLocaleRef Locale_;
 729 static NSArray *Languages_;
 730 static CGColorSpaceRef space_;
 731
 732 static NSDictionary *SectionMap_;
 733 static NSMutableDictionary *Metadata_;
 734 static _transient NSMutableDictionary *Settings_;
 735 static _transient NSString *Role_;
 736 static _transient NSMutableDictionary *Packages_;
 737 static _transient NSMutableDictionary *Values_;
 738 static _transient NSMutableDictionary *Sections_;
 739 _H<NSMutableDictionary> Sources_;
 740 static _transient NSNumber *Version_;
 741 bool Changed_;
 742 static time_t now_;
 743
 744 bool IsWildcat_;
 745 static CGFloat ScreenScale_;
 746 static NSString *Idiom_;
 747 static _H<NSString> Firmware_;
 748 static NSString *Major_;
 749
 750 static _H<NSMutableDictionary> SessionData_;
 751 static _H<NSObject> HostConfig_;
 752 static _H<NSMutableSet> BridgedHosts_;
 753 static _H<NSMutableSet> TokenHosts_;
 754 static _H<NSMutableSet> InsecureHosts_;
 755 static _H<NSMutableSet> PipelinedHosts_;
 756 static _H<NSMutableSet> CachedURLs_;
 757
 758 static NSString *kCydiaProgressEventTypeError = @"Error";
 759 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 760 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 761 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 762 /* }}} */
 763
 764 /* Display Helpers {{{ */
 765 inline float Interpolate(float begin, float end, float fraction) {
 766     return (end - begin) * fraction + begin;
 767 }
 768
 769 static _finline const char *StripVersion_(const char *version) {
 770     const char *colon(strchr(version, ':'));
 771     return colon == NULL ? version : colon + 1;
 772 }
 773
 774 NSString *LocalizeSection(NSString *section) {
 775     static Pcre title_r("^(.*?) \\((.*)\\)$");
 776     if (title_r(section)) {
 777         NSString *parent(title_r[1]);
 778         NSString *child(title_r[2]);
 779
 780         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 781             LocalizeSection(parent),
 782             LocalizeSection(child)
 783         ];
 784     }
 785
 786     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 787 }
 788
 789 NSString *Simplify(NSString *title) {
 790     const char *data = [title UTF8String];
 791     size_t size = [title length];
 792
 793     static Pcre square_r("^\\[(.*)\\]$");
 794     if (square_r(data, size))
 795         return Simplify(square_r[1]);
 796
 797     static Pcre paren_r("^\\((.*)\\)$");
 798     if (paren_r(data, size))
 799         return Simplify(paren_r[1]);
 800
 801     static Pcre title_r("^(.*?) \\((.*)\\)$");
 802     if (title_r(data, size))
 803         return Simplify(title_r[1]);
 804
 805     return title;
 806 }
 807 /* }}} */
 808
 809 NSString *GetLastUpdate() {
 810     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 811
 812     if (update == nil)
 813         return UCLocalize("NEVER_OR_UNKNOWN");
 814
 815     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 816     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 817
 818     CFRelease(formatter);
 819
 820     return [(NSString *) formatted autorelease];
 821 }
 822
 823 bool isSectionVisible(NSString *section) {
 824     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 825     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 826     return hidden == nil || ![hidden boolValue];
 827 }
 828
 829 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 830     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 831     if (entry == MACH_PORT_NULL)
 832         return nil;
 833
 834     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 835     IOObjectRelease(entry);
 836
 837     if (value == NULL)
 838         return nil;
 839     return [(id) value autorelease];
 840 }
 841
 842 static NSString *CYHex(NSData *data, bool reverse = false) {
 843     if (data == nil)
 844         return nil;
 845
 846     size_t length([data length]);
 847     uint8_t bytes[length];
 848     [data getBytes:bytes];
 849
 850     char string[length * 2 + 1];
 851     for (size_t i(0); i != length; ++i)
 852         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 853
 854     return [NSString stringWithUTF8String:string];
 855 }
 856
 857 @class Cydia;
 858
 859 /* Delegate Prototypes {{{ */
 860 @class Package;
 861 @class Source;
 862 @class CydiaProgressEvent;
 863
 864 @protocol DatabaseDelegate
 865 - (void) repairWithSelector:(SEL)selector;
 866 - (void) setConfigurationData:(NSString *)data;
 867 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 868 @end
 869
 870 @class CYPackageController;
 871
 872 @protocol CydiaDelegate
 873 - (void) returnToCydia;
 874 - (void) saveState;
 875 - (void) retainNetworkActivityIndicator;
 876 - (void) releaseNetworkActivityIndicator;
 877 - (void) clearPackage:(Package *)package;
 878 - (void) installPackage:(Package *)package;
 879 - (void) installPackages:(NSArray *)packages;
 880 - (void) removePackage:(Package *)package;
 881 - (void) beginUpdate;
 882 - (BOOL) updating;
 883 - (void) distUpgrade;
 884 - (void) loadData;
 885 - (void) updateData;
 886 - (void) _saveConfig;
 887 - (void) syncData;
 888 - (void) addSource:(NSDictionary *)source;
 889 - (void) addTrivialSource:(NSString *)href;
 890 - (void) showSettings;
 891 - (UIProgressHUD *) addProgressHUD;
 892 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 893 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 894 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 895 @end
 896 /* }}} */
 897
 898 /* Status Delegation {{{ */
 899 class Status :
 900     public pkgAcquireStatus
 901 {
 902   private:
 903     _transient NSObject<ProgressDelegate> *delegate_;
 904     bool cancelled_;
 905
 906   public:
 907     Status() :
 908         delegate_(nil),
 909         cancelled_(false)
 910     {
 911     }
 912
 913     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 914         delegate_ = delegate;
 915     }
 916
 917     NSObject<ProgressDelegate> *getDelegate() const {
 918         return delegate_;
 919     }
 920
 921     virtual bool MediaChange(std::string media, std::string drive) {
 922         return false;
 923     }
 924
 925     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 926         Done(item);
 927     }
 928
 929     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 930         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 931         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 932         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 933     }
 934
 935     virtual void Done(pkgAcquire::ItemDesc &item) {
 936         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 937         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 938         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 939     }
 940
 941     virtual void Fail(pkgAcquire::ItemDesc &item) {
 942         if (
 943             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 944             item.Owner->Status == pkgAcquire::Item::StatDone
 945         )
 946             return;
 947
 948         std::string &error(item.Owner->ErrorText);
 949         if (error.empty())
 950             return;
 951
 952         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 953         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 954     }
 955
 956     virtual bool Pulse(pkgAcquire *Owner) {
 957         bool value = pkgAcquireStatus::Pulse(Owner);
 958
 959         double percent(
 960             double(CurrentBytes + CurrentItems) /
 961             double(TotalBytes + TotalItems)
 962         );
 963
 964         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 965             [NSNumber numberWithDouble:percent], @"Percent",
 966
 967             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 968             [NSNumber numberWithDouble:TotalBytes], @"Total",
 969             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 970         nil] waitUntilDone:YES];
 971
 972         if (value && ![delegate_ isProgressCancelled])
 973             return true;
 974         else {
 975             cancelled_ = true;
 976             return false;
 977         }
 978     }
 979
 980     _finline bool WasCancelled() const {
 981         return cancelled_;
 982     }
 983
 984     virtual void Start() {
 985         pkgAcquireStatus::Start();
 986         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 987     }
 988
 989     virtual void Stop() {
 990         pkgAcquireStatus::Stop();
 991         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 992         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 993     }
 994 };
 995 /* }}} */
 996 /* Database Interface {{{ */
 997 typedef std::map< unsigned long, _H<Source> > SourceMap;
 998
 999 @interface Database : NSObject {
1000     NSZone *zone_;
1001     apr_pool_t *pool_;
1002
1003     unsigned era_;
1004
1005     pkgCacheFile cache_;
1006     pkgDepCache::Policy *policy_;
1007     pkgRecords *records_;
1008     pkgProblemResolver *resolver_;
1009     pkgAcquire *fetcher_;
1010     FileFd *lock_;
1011     SPtr<pkgPackageManager> manager_;
1012     pkgSourceList *list_;
1013
1014     SourceMap sourceMap_;
1015     _H<NSMutableArray> sourceList_;
1016
1017     CFMutableArrayRef packages_;
1018
1019     _transient NSObject<DatabaseDelegate> *delegate_;
1020     _transient NSObject<ProgressDelegate> *progress_;
1021
1022     Status status_;
1023
1024     int cydiafd_;
1025     int statusfd_;
1026     FILE *input_;
1027
1028     std::map<const char *, _H<NSString> > sections_;
1029 }
1030
1031 + (Database *) sharedInstance;
1032 - (unsigned) era;
1033
1034 - (void) _readCydia:(NSNumber *)fd;
1035 - (void) _readStatus:(NSNumber *)fd;
1036 - (void) _readOutput:(NSNumber *)fd;
1037
1038 - (FILE *) input;
1039
1040 - (Package *) packageWithName:(NSString *)name;
1041
1042 - (pkgCacheFile &) cache;
1043 - (pkgDepCache::Policy *) policy;
1044 - (pkgRecords *) records;
1045 - (pkgProblemResolver *) resolver;
1046 - (pkgAcquire &) fetcher;
1047 - (pkgSourceList &) list;
1048 - (NSArray *) packages;
1049 - (NSArray *) sources;
1050 - (Source *) sourceWithKey:(NSString *)key;
1051 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1052
1053 - (void) configure;
1054 - (bool) prepare;
1055 - (void) perform;
1056 - (bool) upgrade;
1057 - (void) update;
1058
1059 - (void) updateWithStatus:(Status &)status;
1060
1061 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1062
1063 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1064 - (NSObject<ProgressDelegate> *) progressDelegate;
1065
1066 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1067
1068 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1069
1070 @end
1071 /* }}} */
1072 /* ProgressEvent Implementation {{{ */
1073 @implementation CydiaProgressEvent
1074
1075 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1076     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1077 }
1078
1079 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1080     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1081     [event setPackage:package];
1082     return event;
1083 }
1084
1085 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1086     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1087
1088     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1089     NSArray *fields([description componentsSeparatedByString:@" "]);
1090     [event setItem:fields];
1091
1092     if ([fields count] > 3) {
1093         [event setPackage:[fields objectAtIndex:2]];
1094         [event setVersion:[fields objectAtIndex:3]];
1095     }
1096
1097     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1098
1099     return event;
1100 }
1101
1102 + (NSArray *) _attributeKeys {
1103     return [NSArray arrayWithObjects:
1104         @"item",
1105         @"message",
1106         @"package",
1107         @"type",
1108         @"url",
1109         @"version",
1110     nil];
1111 }
1112
1113 - (NSArray *) attributeKeys {
1114     return [[self class] _attributeKeys];
1115 }
1116
1117 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1118     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1119 }
1120
1121 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1122     if ((self = [super init]) != nil) {
1123         message_ = message;
1124         type_ = type;
1125     } return self;
1126 }
1127
1128 - (NSString *) message {
1129     return message_;
1130 }
1131
1132 - (NSString *) type {
1133     return type_;
1134 }
1135
1136 - (NSArray *) item {
1137     return (id) item_ ?: [NSNull null];
1138 }
1139
1140 - (void) setItem:(NSArray *)item {
1141     item_ = item;
1142 }
1143
1144 - (NSString *) package {
1145     return (id) package_ ?: [NSNull null];
1146 }
1147
1148 - (void) setPackage:(NSString *)package {
1149     package_ = package;
1150 }
1151
1152 - (NSString *) url {
1153     return (id) url_ ?: [NSNull null];
1154 }
1155
1156 - (void) setURL:(NSString *)url {
1157     url_ = url;
1158 }
1159
1160 - (void) setVersion:(NSString *)version {
1161     version_ = version;
1162 }
1163
1164 - (NSString *) version {
1165     return (id) version_ ?: [NSNull null];
1166 }
1167
1168 - (NSString *) compound:(NSString *)value {
1169     if (value != nil) {
1170         NSString *mode(nil); {
1171             NSString *type([self type]);
1172             if ([type isEqualToString:kCydiaProgressEventTypeError])
1173                 mode = UCLocalize("ERROR");
1174             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1175                 mode = UCLocalize("WARNING");
1176         }
1177
1178         if (mode != nil)
1179             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1180     }
1181
1182     return value;
1183 }
1184
1185 - (NSString *) compoundMessage {
1186     return [self compound:[self message]];
1187 }
1188
1189 - (NSString *) compoundTitle {
1190     NSString *title;
1191
1192     if (package_ == nil)
1193         title = nil;
1194     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1195         title = [package name];
1196     else
1197         title = package_;
1198
1199     return [self compound:title];
1200 }
1201
1202 @end
1203 /* }}} */
1204
1205 // Cytore Definitions {{{
1206 struct PackageValue :
1207     Cytore::Block
1208 {
1209     Cytore::Offset<PackageValue> next_;
1210
1211     uint32_t index_ : 23;
1212     uint32_t subscribed_ : 1;
1213     uint32_t : 8;
1214
1215     int32_t first_;
1216     int32_t last_;
1217
1218     uint16_t vhash_;
1219     uint16_t nhash_;
1220
1221     char version_[8];
1222     char name_[];
1223 };
1224
1225 struct MetaValue :
1226     Cytore::Block
1227 {
1228     uint32_t active_;
1229     Cytore::Offset<PackageValue> packages_[1 << 16];
1230 };
1231
1232 static Cytore::File<MetaValue> MetaFile_;
1233 // }}}
1234 // Cytore Helper Functions {{{
1235 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1236     SplitHash nhash = { hashlittle(name, length) };
1237
1238     PackageValue *metadata;
1239
1240     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1241     offset: if (offset->IsNull()) {
1242         *offset = MetaFile_.New<PackageValue>(length + 1);
1243         metadata = &MetaFile_.Get(*offset);
1244
1245         if (metadata == NULL) {
1246             if (fail != NULL)
1247                 *fail = true;
1248
1249             metadata = new PackageValue();
1250             memset(metadata, 0, sizeof(*metadata));
1251         }
1252
1253         memcpy(metadata->name_, name, length + 1);
1254         metadata->nhash_ = nhash.u16[1];
1255     } else {
1256         metadata = &MetaFile_.Get(*offset);
1257
1258         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1259             offset = &metadata->next_;
1260             goto offset;
1261         }
1262     }
1263
1264     return metadata;
1265 }
1266
1267 static void PackageImport(const void *key, const void *value, void *context) {
1268     bool &fail(*reinterpret_cast<bool *>(context));
1269
1270     char buffer[1024];
1271     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1272         NSLog(@"failed to import package %@", key);
1273         return;
1274     }
1275
1276     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1277     NSDictionary *package((NSDictionary *) value);
1278
1279     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1280         if ([subscribed boolValue] && !metadata->subscribed_)
1281             metadata->subscribed_ = true;
1282
1283     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1284         time_t time([date timeIntervalSince1970]);
1285         if (metadata->first_ > time || metadata->first_ == 0)
1286             metadata->first_ = time;
1287     }
1288
1289     NSDate *date([package objectForKey:@"LastSeen"]);
1290     NSString *version([package objectForKey:@"LastVersion"]);
1291
1292     if (date != nil && version != nil) {
1293         time_t time([date timeIntervalSince1970]);
1294         if (metadata->last_ < time || metadata->last_ == 0)
1295             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1296                 size_t length(strlen(buffer));
1297                 uint16_t vhash(hashlittle(buffer, length));
1298
1299                 size_t capped(std::min<size_t>(8, length));
1300                 char *latest(buffer + length - capped);
1301
1302                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1303                 metadata->vhash_ = vhash;
1304
1305                 metadata->last_ = time;
1306             }
1307     }
1308 }
1309 // }}}
1310
1311 /* Source Class {{{ */
1312 @interface Source : NSObject {
1313     unsigned era_;
1314     Database *database_;
1315     metaIndex *index_;
1316
1317     CYString depiction_;
1318     CYString description_;
1319     CYString label_;
1320     CYString origin_;
1321     CYString support_;
1322
1323     CYString uri_;
1324     CYString distribution_;
1325     CYString type_;
1326     CYString base_;
1327     CYString version_;
1328
1329     _H<NSString> host_;
1330     _H<NSString> authority_;
1331
1332     CYString defaultIcon_;
1333
1334     _H<NSMutableDictionary> record_;
1335     BOOL trusted_;
1336 }
1337
1338 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1339
1340 - (NSComparisonResult) compareByName:(Source *)source;
1341
1342 - (NSString *) depictionForPackage:(NSString *)package;
1343 - (NSString *) supportForPackage:(NSString *)package;
1344
1345 - (metaIndex *) metaIndex;
1346 - (NSDictionary *) record;
1347 - (BOOL) trusted;
1348
1349 - (NSString *) rooturi;
1350 - (NSString *) distribution;
1351 - (NSString *) type;
1352
1353 - (NSString *) key;
1354 - (NSString *) host;
1355
1356 - (NSString *) name;
1357 - (NSString *) shortDescription;
1358 - (NSString *) label;
1359 - (NSString *) origin;
1360 - (NSString *) version;
1361
1362 - (NSString *) defaultIcon;
1363 - (NSURL *) iconURL;
1364
1365 @end
1366
1367 @implementation Source
1368
1369 - (void) _clear {
1370     uri_.clear();
1371     distribution_.clear();
1372     type_.clear();
1373
1374     base_.clear();
1375
1376     description_.clear();
1377     label_.clear();
1378     origin_.clear();
1379     depiction_.clear();
1380     support_.clear();
1381     version_.clear();
1382     defaultIcon_.clear();
1383
1384     record_ = nil;
1385     host_ = nil;
1386     authority_ = nil;
1387 }
1388
1389 + (NSString *) webScriptNameForSelector:(SEL)selector {
1390     if (false);
1391     else if (selector == @selector(addSection:))
1392         return @"addSection";
1393     else if (selector == @selector(getField:))
1394         return @"getField";
1395     else if (selector == @selector(removeSection:))
1396         return @"removeSection";
1397     else if (selector == @selector(remove))
1398         return @"remove";
1399     else
1400         return nil;
1401 }
1402
1403 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1404     return [self webScriptNameForSelector:selector] == nil;
1405 }
1406
1407 + (NSArray *) _attributeKeys {
1408     return [NSArray arrayWithObjects:
1409         @"baseuri",
1410         @"distribution",
1411         @"host",
1412         @"key",
1413         @"iconuri",
1414         @"label",
1415         @"name",
1416         @"origin",
1417         @"rooturi",
1418         @"sections",
1419         @"shortDescription",
1420         @"trusted",
1421         @"type",
1422         @"version",
1423     nil];
1424 }
1425
1426 - (NSArray *) attributeKeys {
1427     return [[self class] _attributeKeys];
1428 }
1429
1430 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1431     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1432 }
1433
1434 - (metaIndex *) metaIndex {
1435     return index_;
1436 }
1437
1438 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1439     [self _clear];
1440
1441     trusted_ = index->IsTrusted();
1442
1443     uri_.set(pool, index->GetURI());
1444     distribution_.set(pool, index->GetDist());
1445     type_.set(pool, index->GetType());
1446
1447     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1448     if (dindex != NULL) {
1449         base_.set(pool, dindex->MetaIndexURI(""));
1450
1451         FileFd fd;
1452         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1453             _error->Discard();
1454         else {
1455             pkgTagFile tags(&fd);
1456
1457             pkgTagSection section;
1458             tags.Step(section);
1459
1460             struct {
1461                 const char *name_;
1462                 CYString *value_;
1463             } names[] = {
1464                 {"default-icon", &defaultIcon_},
1465                 {"depiction", &depiction_},
1466                 {"description", &description_},
1467                 {"label", &label_},
1468                 {"origin", &origin_},
1469                 {"support", &support_},
1470                 {"version", &version_},
1471             };
1472
1473             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1474                 const char *start, *end;
1475
1476                 if (section.Find(names[i].name_, start, end)) {
1477                     CYString &value(*names[i].value_);
1478                     value.set(pool, start, end - start);
1479                 }
1480             }
1481         }
1482     }
1483
1484     record_ = [Sources_ objectForKey:[self key]];
1485
1486     NSURL *url([NSURL URLWithString:uri_]);
1487
1488     host_ = [url host];
1489     if (host_ != nil)
1490         host_ = [host_ lowercaseString];
1491
1492     if (host_ != nil)
1493         authority_ = host_;
1494     else
1495         authority_ = [url path];
1496 }
1497
1498 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1499     if ((self = [super init]) != nil) {
1500         era_ = [database era];
1501         database_ = database;
1502         index_ = index;
1503
1504         [self setMetaIndex:index inPool:pool];
1505     } return self;
1506 }
1507
1508 - (NSString *) getField:(NSString *)name {
1509 @synchronized (database_) {
1510     if ([database_ era] != era_ || index_ == NULL)
1511         return nil;
1512
1513     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1514     if (dindex == NULL)
1515         return nil;
1516
1517     FileFd fd;
1518     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1519          _error->Discard();
1520          return nil;
1521     }
1522
1523     pkgTagFile tags(&fd);
1524
1525     pkgTagSection section;
1526     tags.Step(section);
1527
1528     const char *start, *end;
1529     if (!section.Find([name UTF8String], start, end))
1530         return (NSString *) [NSNull null];
1531
1532     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1533 } }
1534
1535 - (NSComparisonResult) compareByName:(Source *)source {
1536     NSString *lhs = [self name];
1537     NSString *rhs = [source name];
1538
1539     if ([lhs length] != 0 && [rhs length] != 0) {
1540         unichar lhc = [lhs characterAtIndex:0];
1541         unichar rhc = [rhs characterAtIndex:0];
1542
1543         if (isalpha(lhc) && !isalpha(rhc))
1544             return NSOrderedAscending;
1545         else if (!isalpha(lhc) && isalpha(rhc))
1546             return NSOrderedDescending;
1547     }
1548
1549     return [lhs compare:rhs options:LaxCompareOptions_];
1550 }
1551
1552 - (NSString *) depictionForPackage:(NSString *)package {
1553     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1554 }
1555
1556 - (NSString *) supportForPackage:(NSString *)package {
1557     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1558 }
1559
1560 - (NSArray *) sections {
1561     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1562 }
1563
1564 - (void) _addSection:(NSString *)section {
1565     if (record_ == nil)
1566         return;
1567     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1568         if (![sections containsObject:section]) {
1569             [sections addObject:section];
1570             Changed_ = true;
1571         }
1572     } else {
1573         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1574         Changed_ = true;
1575     }
1576 }
1577
1578 - (bool) addSection:(NSString *)section {
1579     if (record_ == nil)
1580         return false;
1581
1582     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1583     return true;
1584 }
1585
1586 - (void) _removeSection:(NSString *)section {
1587     if (record_ == nil)
1588         return;
1589
1590     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1591         if ([sections containsObject:section]) {
1592             [sections removeObject:section];
1593             Changed_ = true;
1594         }
1595 }
1596
1597 - (bool) removeSection:(NSString *)section {
1598     if (record_ == nil)
1599         return false;
1600
1601     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1602     return true;
1603 }
1604
1605 - (void) _remove {
1606     [Sources_ removeObjectForKey:[self key]];
1607     Changed_ = true;
1608 }
1609
1610 - (bool) remove {
1611     bool value(record_ != nil);
1612     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1613     return value;
1614 }
1615
1616 - (NSDictionary *) record {
1617     return record_;
1618 }
1619
1620 - (BOOL) trusted {
1621     return trusted_;
1622 }
1623
1624 - (NSString *) rooturi {
1625     return uri_;
1626 }
1627
1628 - (NSString *) distribution {
1629     return distribution_;
1630 }
1631
1632 - (NSString *) type {
1633     return type_;
1634 }
1635
1636 - (NSString *) baseuri {
1637     return base_.empty() ? nil : (id) base_;
1638 }
1639
1640 - (NSString *) iconuri {
1641     if (NSString *base = [self baseuri])
1642         return [base stringByAppendingString:@"CydiaIcon.png"];
1643
1644     return nil;
1645 }
1646
1647 - (NSURL *) iconURL {
1648     if (NSString *uri = [self iconuri])
1649         return [NSURL URLWithString:uri];
1650     return nil;
1651 }
1652
1653 - (NSString *) key {
1654     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1655 }
1656
1657 - (NSString *) host {
1658     return host_;
1659 }
1660
1661 - (NSString *) name {
1662     return origin_.empty() ? (id) authority_ : origin_;
1663 }
1664
1665 - (NSString *) shortDescription {
1666     return description_;
1667 }
1668
1669 - (NSString *) label {
1670     return label_.empty() ? (id) authority_ : label_;
1671 }
1672
1673 - (NSString *) origin {
1674     return origin_;
1675 }
1676
1677 - (NSString *) version {
1678     return version_;
1679 }
1680
1681 - (NSString *) defaultIcon {
1682     return defaultIcon_;
1683 }
1684
1685 @end
1686 /* }}} */
1687 /* CydiaOperation Class {{{ */
1688 @interface CydiaOperation : NSObject {
1689     _H<NSString> operator_;
1690     _H<NSString> value_;
1691 }
1692
1693 - (NSString *) operator;
1694 - (NSString *) value;
1695
1696 @end
1697
1698 @implementation CydiaOperation
1699
1700 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1701     if ((self = [super init]) != nil) {
1702         operator_ = [NSString stringWithUTF8String:_operator];
1703         value_ = [NSString stringWithUTF8String:value];
1704     } return self;
1705 }
1706
1707 + (NSArray *) _attributeKeys {
1708     return [NSArray arrayWithObjects:
1709         @"operator",
1710         @"value",
1711     nil];
1712 }
1713
1714 - (NSArray *) attributeKeys {
1715     return [[self class] _attributeKeys];
1716 }
1717
1718 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1719     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1720 }
1721
1722 - (NSString *) operator {
1723     return operator_;
1724 }
1725
1726 - (NSString *) value {
1727     return value_;
1728 }
1729
1730 @end
1731 /* }}} */
1732 /* CydiaClause Class {{{ */
1733 @interface CydiaClause : NSObject {
1734     _H<NSString> package_;
1735     _H<CydiaOperation> version_;
1736 }
1737
1738 - (NSString *) package;
1739 - (CydiaOperation *) version;
1740
1741 @end
1742
1743 @implementation CydiaClause
1744
1745 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1746     if ((self = [super init]) != nil) {
1747         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1748
1749         if (const char *version = dep.TargetVer())
1750             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1751         else
1752             version_ = (id) [NSNull null];
1753     } return self;
1754 }
1755
1756 + (NSArray *) _attributeKeys {
1757     return [NSArray arrayWithObjects:
1758         @"package",
1759         @"version",
1760     nil];
1761 }
1762
1763 - (NSArray *) attributeKeys {
1764     return [[self class] _attributeKeys];
1765 }
1766
1767 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1768     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1769 }
1770
1771 - (NSString *) package {
1772     return package_;
1773 }
1774
1775 - (CydiaOperation *) version {
1776     return version_;
1777 }
1778
1779 @end
1780 /* }}} */
1781 /* CydiaRelation Class {{{ */
1782 @interface CydiaRelation : NSObject {
1783     _H<NSString> relationship_;
1784     _H<NSMutableArray> clauses_;
1785 }
1786
1787 - (NSString *) relationship;
1788 - (NSArray *) clauses;
1789
1790 @end
1791
1792 @implementation CydiaRelation
1793
1794 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1795     if ((self = [super init]) != nil) {
1796         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1797         clauses_ = [NSMutableArray arrayWithCapacity:8];
1798
1799         pkgCache::DepIterator start;
1800         pkgCache::DepIterator end;
1801         dep.GlobOr(start, end); // ++dep
1802
1803         _forever {
1804             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1805
1806             // yes, seriously. (wtf?)
1807             if (start == end)
1808                 break;
1809             ++start;
1810         }
1811     } return self;
1812 }
1813
1814 + (NSArray *) _attributeKeys {
1815     return [NSArray arrayWithObjects:
1816         @"clauses",
1817         @"relationship",
1818     nil];
1819 }
1820
1821 - (NSArray *) attributeKeys {
1822     return [[self class] _attributeKeys];
1823 }
1824
1825 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1826     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1827 }
1828
1829 - (NSString *) relationship {
1830     return relationship_;
1831 }
1832
1833 - (NSArray *) clauses {
1834     return clauses_;
1835 }
1836
1837 - (void) addClause:(CydiaClause *)clause {
1838     [clauses_ addObject:clause];
1839 }
1840
1841 @end
1842 /* }}} */
1843 /* Package Class {{{ */
1844 struct ParsedPackage {
1845     CYString md5sum_;
1846     CYString tagline_;
1847
1848     CYString architecture_;
1849     CYString icon_;
1850
1851     CYString depiction_;
1852     CYString homepage_;
1853
1854     CYString sponsor_;
1855     CYString author_;
1856
1857     CYString bugs_;
1858     CYString support_;
1859 };
1860
1861 @interface Package : NSObject {
1862     uint32_t era_ : 25;
1863     uint32_t role_ : 3;
1864     uint32_t essential_ : 1;
1865     uint32_t obsolete_ : 1;
1866     uint32_t ignored_ : 1;
1867     uint32_t pooled_ : 1;
1868
1869     apr_pool_t *pool_;
1870
1871     uint32_t rank_;
1872
1873     _transient Database *database_;
1874
1875     pkgCache::VerIterator version_;
1876     pkgCache::PkgIterator iterator_;
1877     pkgCache::VerFileIterator file_;
1878
1879     CYString id_;
1880     CYString name_;
1881
1882     CYString latest_;
1883     CYString installed_;
1884
1885     const char *section_;
1886     _transient NSString *section$_;
1887
1888     _H<Source> source_;
1889
1890     PackageValue *metadata_;
1891     ParsedPackage *parsed_;
1892
1893     _H<NSMutableArray> tags_;
1894 }
1895
1896 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1897 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1898
1899 - (pkgCache::PkgIterator) iterator;
1900 - (void) parse;
1901
1902 - (NSString *) section;
1903 - (NSString *) simpleSection;
1904
1905 - (NSString *) longSection;
1906 - (NSString *) shortSection;
1907
1908 - (NSString *) uri;
1909
1910 - (MIMEAddress *) maintainer;
1911 - (size_t) size;
1912 - (NSString *) longDescription;
1913 - (NSString *) shortDescription;
1914 - (unichar) index;
1915
1916 - (PackageValue *) metadata;
1917 - (time_t) seen;
1918
1919 - (bool) subscribed;
1920 - (bool) setSubscribed:(bool)subscribed;
1921
1922 - (BOOL) ignored;
1923
1924 - (NSString *) latest;
1925 - (NSString *) installed;
1926 - (BOOL) uninstalled;
1927
1928 - (BOOL) valid;
1929 - (BOOL) upgradableAndEssential:(BOOL)essential;
1930 - (BOOL) essential;
1931 - (BOOL) broken;
1932 - (BOOL) unfiltered;
1933 - (BOOL) visible;
1934
1935 - (BOOL) half;
1936 - (BOOL) halfConfigured;
1937 - (BOOL) halfInstalled;
1938 - (BOOL) hasMode;
1939 - (NSString *) mode;
1940
1941 - (NSString *) id;
1942 - (NSString *) name;
1943 - (UIImage *) icon;
1944 - (NSString *) homepage;
1945 - (NSString *) depiction;
1946 - (MIMEAddress *) author;
1947
1948 - (NSString *) support;
1949
1950 - (NSArray *) files;
1951 - (NSArray *) warnings;
1952 - (NSArray *) applications;
1953
1954 - (Source *) source;
1955
1956 - (uint32_t) rank;
1957 - (BOOL) matches:(NSArray *)query;
1958
1959 - (bool) hasSupportingRole;
1960 - (BOOL) hasTag:(NSString *)tag;
1961 - (NSString *) primaryPurpose;
1962 - (NSArray *) purposes;
1963 - (bool) isCommercial;
1964
1965 - (void) setIndex:(size_t)index;
1966
1967 - (CYString &) cyname;
1968
1969 - (uint32_t) compareBySection:(NSArray *)sections;
1970
1971 - (void) install;
1972 - (void) remove;
1973
1974 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1975 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1976 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1977 - (bool) isVisibleInSection:(NSString *)section;
1978 - (bool) isVisibleInSource:(Source *)source;
1979
1980 @end
1981
1982 uint32_t PackageChangesRadix(Package *self, void *) {
1983     union {
1984         uint32_t key;
1985
1986         struct {
1987             uint32_t timestamp : 30;
1988             uint32_t ignored : 1;
1989             uint32_t upgradable : 1;
1990         } bits;
1991     } value;
1992
1993     bool upgradable([self upgradableAndEssential:YES]);
1994     value.bits.upgradable = upgradable ? 1 : 0;
1995
1996     if (upgradable) {
1997         value.bits.timestamp = 0;
1998         value.bits.ignored = [self ignored] ? 0 : 1;
1999         value.bits.upgradable = 1;
2000     } else {
2001         value.bits.timestamp = [self seen] >> 2;
2002         value.bits.ignored = 0;
2003         value.bits.upgradable = 0;
2004     }
2005
2006     return _not(uint32_t) - value.key;
2007 }
2008
2009 uint32_t PackagePrefixRadix(Package *self, void *context) {
2010     size_t offset(reinterpret_cast<size_t>(context));
2011     CYString &name([self cyname]);
2012
2013     size_t size(name.size());
2014     if (size == 0)
2015         return 0;
2016     char *text(name.data());
2017
2018     size_t zeros;
2019     if (!isdigit(text[0]))
2020         zeros = 0;
2021     else {
2022         size_t digits(1);
2023         while (size != digits && isdigit(text[digits]))
2024             if (++digits == 4)
2025                 break;
2026         zeros = 4 - digits;
2027     }
2028
2029     uint8_t data[4];
2030
2031     if (offset == 0 && zeros != 0) {
2032         memset(data, '0', zeros);
2033         memcpy(data + zeros, text, 4 - zeros);
2034     } else {
2035         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2036         if (size <= offset - zeros)
2037             return 0;
2038
2039         text += offset - zeros;
2040         size -= offset - zeros;
2041
2042         if (size >= 4)
2043             memcpy(data, text, 4);
2044         else {
2045             memcpy(data, text, size);
2046             memset(data + size, 0, 4 - size);
2047         }
2048
2049         for (size_t i(0); i != 4; ++i)
2050             if (isalpha(data[i]))
2051                 data[i] |= 0x20;
2052     }
2053
2054     if (offset == 0)
2055         if (data[0] == '@')
2056             data[0] = 0x7f;
2057         else
2058             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2059
2060     /* XXX: ntohl may be more honest */
2061     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2062 }
2063
2064 CYString &(*PackageName)(Package *self, SEL sel);
2065
2066 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2067     _profile(PackageNameCompare)
2068         CYString &lhi(PackageName(lhs, @selector(cyname)));
2069         CYString &rhi(PackageName(rhs, @selector(cyname)));
2070         CFStringRef lhn(lhi), rhn(rhi);
2071
2072         if (lhn == NULL)
2073             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2074         else if (rhn == NULL)
2075             return NSOrderedDescending;
2076
2077         _profile(PackageNameCompare$NumbersLast)
2078             if (!lhi.empty() && !rhi.empty()) {
2079                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2080                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2081                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2082                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2083                     return lha ? NSOrderedAscending : NSOrderedDescending;
2084             }
2085         _end
2086
2087         CFIndex length = CFStringGetLength(lhn);
2088
2089         _profile(PackageNameCompare$Compare)
2090             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2091         _end
2092     _end
2093 }
2094
2095 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2096     return PackageNameCompare(*lhs, *rhs, context);
2097 }
2098
2099 struct PackageNameOrdering :
2100     std::binary_function<Package *, Package *, bool>
2101 {
2102     _finline bool operator ()(Package *lhs, Package *rhs) const {
2103         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2104     }
2105 };
2106
2107 @implementation Package
2108
2109 - (NSString *) description {
2110     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2111 }
2112
2113 - (void) dealloc {
2114     if (!pooled_)
2115         apr_pool_destroy(pool_);
2116     if (parsed_ != NULL)
2117         delete parsed_;
2118     [super dealloc];
2119 }
2120
2121 + (NSString *) webScriptNameForSelector:(SEL)selector {
2122     if (false);
2123     else if (selector == @selector(clear))
2124         return @"clear";
2125     else if (selector == @selector(getField:))
2126         return @"getField";
2127     else if (selector == @selector(hasTag:))
2128         return @"hasTag";
2129     else if (selector == @selector(install))
2130         return @"install";
2131     else if (selector == @selector(remove))
2132         return @"remove";
2133     else
2134         return nil;
2135 }
2136
2137 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2138     return [self webScriptNameForSelector:selector] == nil;
2139 }
2140
2141 + (NSArray *) _attributeKeys {
2142     return [NSArray arrayWithObjects:
2143         @"applications",
2144         @"architecture",
2145         @"author",
2146         @"depiction",
2147         @"essential",
2148         @"homepage",
2149         @"icon",
2150         @"id",
2151         @"installed",
2152         @"latest",
2153         @"longDescription",
2154         @"longSection",
2155         @"maintainer",
2156         @"md5sum",
2157         @"mode",
2158         @"name",
2159         @"purposes",
2160         @"relations",
2161         @"section",
2162         @"selection",
2163         @"shortDescription",
2164         @"shortSection",
2165         @"simpleSection",
2166         @"size",
2167         @"source",
2168         @"sponsor",
2169         @"state",
2170         @"support",
2171         @"tags",
2172         @"warnings",
2173     nil];
2174 }
2175
2176 - (NSArray *) attributeKeys {
2177     return [[self class] _attributeKeys];
2178 }
2179
2180 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2181     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2182 }
2183
2184 - (NSArray *) relations {
2185 @synchronized (database_) {
2186     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2187     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2188         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2189     return relations;
2190 } }
2191
2192 - (NSString *) architecture {
2193     [self parse];
2194 @synchronized (database_) {
2195     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2196 } }
2197
2198 - (NSString *) getField:(NSString *)name {
2199 @synchronized (database_) {
2200     if ([database_ era] != era_ || file_.end())
2201         return nil;
2202
2203     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2204
2205     const char *start, *end;
2206     if (!parser.Find([name UTF8String], start, end))
2207         return (NSString *) [NSNull null];
2208
2209     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2210 } }
2211
2212 - (void) parse {
2213     if (parsed_ != NULL)
2214         return;
2215 @synchronized (database_) {
2216     if ([database_ era] != era_ || file_.end())
2217         return;
2218
2219     ParsedPackage *parsed(new ParsedPackage);
2220     parsed_ = parsed;
2221
2222     _profile(Package$parse)
2223         pkgRecords::Parser *parser;
2224
2225         _profile(Package$parse$Lookup)
2226             parser = &[database_ records]->Lookup(file_);
2227         _end
2228
2229         CYString website;
2230
2231         _profile(Package$parse$Find)
2232             struct {
2233                 const char *name_;
2234                 CYString *value_;
2235             } names[] = {
2236                 {"architecture", &parsed->architecture_},
2237                 {"icon", &parsed->icon_},
2238                 {"depiction", &parsed->depiction_},
2239                 {"homepage", &parsed->homepage_},
2240                 {"website", &website},
2241                 {"bugs", &parsed->bugs_},
2242                 {"support", &parsed->support_},
2243                 {"sponsor", &parsed->sponsor_},
2244                 {"author", &parsed->author_},
2245                 {"md5sum", &parsed->md5sum_},
2246             };
2247
2248             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2249                 const char *start, *end;
2250
2251                 if (parser->Find(names[i].name_, start, end)) {
2252                     CYString &value(*names[i].value_);
2253                     _profile(Package$parse$Value)
2254                         value.set(pool_, start, end - start);
2255                     _end
2256                 }
2257             }
2258         _end
2259
2260         _profile(Package$parse$Tagline)
2261             const char *start, *end;
2262             if (parser->ShortDesc(start, end)) {
2263                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2264                 if (stop == NULL)
2265                     stop = end;
2266                 while (stop != start && stop[-1] == '\r')
2267                     --stop;
2268                 parsed->tagline_.set(pool_, start, stop - start);
2269             }
2270         _end
2271
2272         _profile(Package$parse$Retain)
2273             if (parsed->homepage_.empty())
2274                 parsed->homepage_ = website;
2275             if (parsed->homepage_ == parsed->depiction_)
2276                 parsed->homepage_.clear();
2277         _end
2278     _end
2279 } }
2280
2281 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2282     if ((self = [super init]) != nil) {
2283     _profile(Package$initWithVersion)
2284         if (pool == NULL)
2285             apr_pool_create(&pool_, NULL);
2286         else {
2287             pool_ = pool;
2288             pooled_ = true;
2289         }
2290
2291         database_ = database;
2292         era_ = [database era];
2293
2294         version_ = version;
2295
2296         pkgCache::PkgIterator iterator(version.ParentPkg());
2297         iterator_ = iterator;
2298
2299         _profile(Package$initWithVersion$Version)
2300             if (!version_.end())
2301                 file_ = version_.FileList();
2302             else {
2303                 pkgCache &cache([database_ cache]);
2304                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2305             }
2306         _end
2307
2308         _profile(Package$initWithVersion$Cache)
2309             name_.set(NULL, iterator.Display());
2310
2311             latest_.set(NULL, StripVersion_(version_.VerStr()));
2312
2313             pkgCache::VerIterator current(iterator.CurrentVer());
2314             if (!current.end())
2315                 installed_.set(NULL, StripVersion_(current.VerStr()));
2316         _end
2317
2318         _profile(Package$initWithVersion$Tags)
2319             pkgCache::TagIterator tag(iterator.TagList());
2320             if (!tag.end()) {
2321                 tags_ = [NSMutableArray arrayWithCapacity:8];
2322                 do {
2323                     const char *name(tag.Name());
2324                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2325
2326                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2327                         if (strcmp(name + 6, "enduser") == 0)
2328                             role_ = 1;
2329                         else if (strcmp(name + 6, "hacker") == 0)
2330                             role_ = 2;
2331                         else if (strcmp(name + 6, "developer") == 0)
2332                             role_ = 3;
2333                         else if (strcmp(name + 6, "cydia") == 0)
2334                             role_ = 7;
2335                         else
2336                             role_ = 4;
2337                     }
2338
2339                     if (strncmp(name, "cydia::", 7) == 0) {
2340                         if (strcmp(name + 7, "essential") == 0)
2341                             essential_ = true;
2342                         else if (strcmp(name + 7, "obsolete") == 0)
2343                             obsolete_ = true;
2344                     }
2345
2346                     ++tag;
2347                 } while (!tag.end());
2348             }
2349         _end
2350
2351         _profile(Package$initWithVersion$Metadata)
2352             const char *mixed(iterator.Name());
2353             size_t size(strlen(mixed));
2354             char lower[size + 1];
2355
2356             for (size_t i(0); i != size; ++i)
2357                 lower[i] = mixed[i] | 0x20;
2358             lower[size] = '\0';
2359
2360             PackageValue *metadata(PackageFind(lower, size));
2361             metadata_ = metadata;
2362
2363             id_.set(NULL, metadata->name_, size);
2364
2365             const char *latest(version_.VerStr());
2366             size_t length(strlen(latest));
2367
2368             uint16_t vhash(hashlittle(latest, length));
2369
2370             size_t capped(std::min<size_t>(8, length));
2371             latest = latest + length - capped;
2372
2373             if (metadata->first_ == 0)
2374                 metadata->first_ = now_;
2375
2376             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2377                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2378                 metadata->vhash_ = vhash;
2379                 metadata->last_ = now_;
2380             } else if (metadata->last_ == 0)
2381                 metadata->last_ = metadata->first_;
2382         _end
2383
2384         _profile(Package$initWithVersion$Section)
2385             section_ = version_.Section();
2386         _end
2387
2388         _profile(Package$initWithVersion$Flags)
2389             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2390             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2391         _end
2392     _end } return self;
2393 }
2394
2395 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2396     pkgCache::VerIterator version;
2397
2398     _profile(Package$packageWithIterator$GetCandidateVer)
2399         version = [database policy]->GetCandidateVer(iterator);
2400     _end
2401
2402     if (version.end())
2403         return nil;
2404
2405     Package *package;
2406
2407     _profile(Package$packageWithIterator$Allocate)
2408         package = [Package allocWithZone:zone];
2409     _end
2410
2411     _profile(Package$packageWithIterator$Initialize)
2412         package = [package
2413             initWithVersion:version
2414             withZone:zone
2415             inPool:pool
2416             database:database
2417         ];
2418     _end
2419
2420     _profile(Package$packageWithIterator$Autorelease)
2421         package = [package autorelease];
2422     _end
2423
2424     return package;
2425 }
2426
2427 - (pkgCache::PkgIterator) iterator {
2428     return iterator_;
2429 }
2430
2431 - (NSString *) section {
2432     if (section$_ == nil) {
2433         if (section_ == NULL)
2434             return nil;
2435
2436         _profile(Package$section$mappedSectionForPointer)
2437             section$_ = [database_ mappedSectionForPointer:section_];
2438         _end
2439     } return section$_;
2440 }
2441
2442 - (NSString *) simpleSection {
2443     if (NSString *section = [self section])
2444         return Simplify(section);
2445     else
2446         return nil;
2447 }
2448
2449 - (NSString *) longSection {
2450     return LocalizeSection([self section]);
2451 }
2452
2453 - (NSString *) shortSection {
2454     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2455 }
2456
2457 - (NSString *) uri {
2458     return nil;
2459 #if 0
2460     pkgIndexFile *index;
2461     pkgCache::PkgFileIterator file(file_.File());
2462     if (![database_ list].FindIndex(file, index))
2463         return nil;
2464     return [NSString stringWithUTF8String:iterator_->Path];
2465     //return [NSString stringWithUTF8String:file.Site()];
2466     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2467 #endif
2468 }
2469
2470 - (MIMEAddress *) maintainer {
2471 @synchronized (database_) {
2472     if ([database_ era] != era_ || file_.end())
2473         return nil;
2474
2475     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2476     const std::string &maintainer(parser->Maintainer());
2477     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2478 } }
2479
2480 - (NSString *) md5sum {
2481     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2482 }
2483
2484 - (size_t) size {
2485 @synchronized (database_) {
2486     if ([database_ era] != era_ || version_.end())
2487         return 0;
2488
2489     return version_->InstalledSize;
2490 } }
2491
2492 - (NSString *) longDescription {
2493 @synchronized (database_) {
2494     if ([database_ era] != era_ || file_.end())
2495         return nil;
2496
2497     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2498     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2499
2500     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2501     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2502     if ([lines count] < 2)
2503         return nil;
2504
2505     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2506     for (size_t i(1), e([lines count]); i != e; ++i) {
2507         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2508         [trimmed addObject:trim];
2509     }
2510
2511     return [trimmed componentsJoinedByString:@"\n"];
2512 } }
2513
2514 - (NSString *) shortDescription {
2515     if (parsed_ != NULL)
2516         return static_cast<NSString *>(parsed_->tagline_);
2517
2518 @synchronized (database_) {
2519     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2520
2521     const char *start, *end;
2522     if (!parser.ShortDesc(start, end))
2523         return nil;
2524
2525     if (end - start > 200)
2526         end = start + 200;
2527
2528     /*
2529     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2530         end = stop;
2531
2532     while (end != start && end[-1] == '\r')
2533         --end;
2534     */
2535
2536     return [(id) CYStringCreate(start, end - start) autorelease];
2537 } }
2538
2539 - (unichar) index {
2540     _profile(Package$index)
2541         CFStringRef name((CFStringRef) [self name]);
2542         if (CFStringGetLength(name) == 0)
2543             return '#';
2544         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2545         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2546             return '#';
2547         return toupper(character);
2548     _end
2549 }
2550
2551 - (PackageValue *) metadata {
2552     return metadata_;
2553 }
2554
2555 - (time_t) seen {
2556     PackageValue *metadata([self metadata]);
2557     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2558 }
2559
2560 - (bool) subscribed {
2561     return [self metadata]->subscribed_;
2562 }
2563
2564 - (bool) setSubscribed:(bool)subscribed {
2565     PackageValue *metadata([self metadata]);
2566     if (metadata->subscribed_ == subscribed)
2567         return false;
2568     metadata->subscribed_ = subscribed;
2569     return true;
2570 }
2571
2572 - (BOOL) ignored {
2573     return ignored_;
2574 }
2575
2576 - (NSString *) latest {
2577     return latest_;
2578 }
2579
2580 - (NSString *) installed {
2581     return installed_;
2582 }
2583
2584 - (BOOL) uninstalled {
2585     return installed_.empty();
2586 }
2587
2588 - (BOOL) valid {
2589     return !version_.end();
2590 }
2591
2592 - (BOOL) upgradableAndEssential:(BOOL)essential {
2593     _profile(Package$upgradableAndEssential)
2594         pkgCache::VerIterator current(iterator_.CurrentVer());
2595         if (current.end())
2596             return essential && essential_;
2597         else
2598             return !version_.end() && version_ != current;
2599     _end
2600 }
2601
2602 - (BOOL) essential {
2603     return essential_;
2604 }
2605
2606 - (BOOL) broken {
2607     return [database_ cache][iterator_].InstBroken();
2608 }
2609
2610 - (BOOL) unfiltered {
2611     _profile(Package$unfiltered$obsolete)
2612         if (_unlikely(obsolete_))
2613             return false;
2614     _end
2615
2616     _profile(Package$unfiltered$hasSupportingRole)
2617         if (_unlikely(![self hasSupportingRole]))
2618             return false;
2619     _end
2620
2621     return true;
2622 }
2623
2624 - (BOOL) visible {
2625     if (![self unfiltered])
2626         return false;
2627
2628     NSString *section;
2629
2630     _profile(Package$visible$section)
2631         section = [self section];
2632     _end
2633
2634     _profile(Package$visible$isSectionVisible)
2635         if (!isSectionVisible(section))
2636             return false;
2637     _end
2638
2639     return true;
2640 }
2641
2642 - (BOOL) half {
2643     unsigned char current(iterator_->CurrentState);
2644     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2645 }
2646
2647 - (BOOL) halfConfigured {
2648     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2649 }
2650
2651 - (BOOL) halfInstalled {
2652     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2653 }
2654
2655 - (BOOL) hasMode {
2656 @synchronized (database_) {
2657     if ([database_ era] != era_ || iterator_.end())
2658         return nil;
2659
2660     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2661     return state.Mode != pkgDepCache::ModeKeep;
2662 } }
2663
2664 - (NSString *) mode {
2665 @synchronized (database_) {
2666     if ([database_ era] != era_ || iterator_.end())
2667         return nil;
2668
2669     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2670
2671     switch (state.Mode) {
2672         case pkgDepCache::ModeDelete:
2673             if ((state.iFlags & pkgDepCache::Purge) != 0)
2674                 return @"PURGE";
2675             else
2676                 return @"REMOVE";
2677         case pkgDepCache::ModeKeep:
2678             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2679                 return @"REINSTALL";
2680             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2681                 return nil;*/
2682             else
2683                 return nil;
2684         case pkgDepCache::ModeInstall:
2685             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2686                 return @"REINSTALL";
2687             else*/ switch (state.Status) {
2688                 case -1:
2689                     return @"DOWNGRADE";
2690                 case 0:
2691                     return @"INSTALL";
2692                 case 1:
2693                     return @"UPGRADE";
2694                 case 2:
2695                     return @"NEW_INSTALL";
2696                 _nodefault
2697             }
2698         _nodefault
2699     }
2700 } }
2701
2702 - (NSString *) id {
2703     return id_;
2704 }
2705
2706 - (NSString *) name {
2707     return name_.empty() ? id_ : name_;
2708 }
2709
2710 - (UIImage *) icon {
2711     NSString *section = [self simpleSection];
2712
2713     UIImage *icon(nil);
2714     if (parsed_ != NULL)
2715         if (NSString *href = parsed_->icon_)
2716             if ([href hasPrefix:@"file:///"])
2717                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2718     if (icon == nil) if (section != nil)
2719         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2720     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2721         if ([dicon hasPrefix:@"file:///"])
2722             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2723     if (icon == nil)
2724         icon = [UIImage applicationImageNamed:@"unknown.png"];
2725     return icon;
2726 }
2727
2728 - (NSString *) homepage {
2729     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2730 }
2731
2732 - (NSString *) depiction {
2733     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2734 }
2735
2736 - (MIMEAddress *) sponsor {
2737     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2738 }
2739
2740 - (MIMEAddress *) author {
2741     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2742 }
2743
2744 - (NSString *) support {
2745     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2746 }
2747
2748 - (NSArray *) files {
2749     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2750     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2751
2752     std::ifstream fin;
2753     fin.open([path UTF8String]);
2754     if (!fin.is_open())
2755         return nil;
2756
2757     std::string line;
2758     while (std::getline(fin, line))
2759         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2760
2761     return files;
2762 }
2763
2764 - (NSString *) state {
2765 @synchronized (database_) {
2766     if ([database_ era] != era_ || file_.end())
2767         return nil;
2768
2769     switch (iterator_->CurrentState) {
2770         case pkgCache::State::NotInstalled:
2771             return @"NotInstalled";
2772         case pkgCache::State::UnPacked:
2773             return @"UnPacked";
2774         case pkgCache::State::HalfConfigured:
2775             return @"HalfConfigured";
2776         case pkgCache::State::HalfInstalled:
2777             return @"HalfInstalled";
2778         case pkgCache::State::ConfigFiles:
2779             return @"ConfigFiles";
2780         case pkgCache::State::Installed:
2781             return @"Installed";
2782         case pkgCache::State::TriggersAwaited:
2783             return @"TriggersAwaited";
2784         case pkgCache::State::TriggersPending:
2785             return @"TriggersPending";
2786     }
2787
2788     return (NSString *) [NSNull null];
2789 } }
2790
2791 - (NSString *) selection {
2792 @synchronized (database_) {
2793     if ([database_ era] != era_ || file_.end())
2794         return nil;
2795
2796     switch (iterator_->SelectedState) {
2797         case pkgCache::State::Unknown:
2798             return @"Unknown";
2799         case pkgCache::State::Install:
2800             return @"Install";
2801         case pkgCache::State::Hold:
2802             return @"Hold";
2803         case pkgCache::State::DeInstall:
2804             return @"DeInstall";
2805         case pkgCache::State::Purge:
2806             return @"Purge";
2807     }
2808
2809     return (NSString *) [NSNull null];
2810 } }
2811
2812 - (NSArray *) warnings {
2813     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2814     const char *name(iterator_.Name());
2815
2816     size_t length(strlen(name));
2817     if (length < 2) invalid:
2818         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2819     else for (size_t i(0); i != length; ++i)
2820         if (
2821             /* XXX: technically this is not allowed */
2822             (name[i] < 'A' || name[i] > 'Z') &&
2823             (name[i] < 'a' || name[i] > 'z') &&
2824             (name[i] < '0' || name[i] > '9') &&
2825             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2826         ) goto invalid;
2827
2828     if (strcmp(name, "cydia") != 0) {
2829         bool cydia = false;
2830         bool user = false;
2831         bool _private = false;
2832         bool stash = false;
2833
2834         bool repository = [[self section] isEqualToString:@"Repositories"];
2835
2836         if (NSArray *files = [self files])
2837             for (NSString *file in files)
2838                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2839                     cydia = true;
2840                 else if (!user && [file isEqualToString:@"/User"])
2841                     user = true;
2842                 else if (!_private && [file isEqualToString:@"/private"])
2843                     _private = true;
2844                 else if (!stash && [file isEqualToString:@"/var/stash"])
2845                     stash = true;
2846
2847         /* XXX: this is not sensitive enough. only some folders are valid. */
2848         if (cydia && !repository)
2849             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2850         if (user)
2851             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2852         if (_private)
2853             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2854         if (stash)
2855             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2856     }
2857
2858     return [warnings count] == 0 ? nil : warnings;
2859 }
2860
2861 - (NSArray *) applications {
2862     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2863
2864     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2865
2866     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2867     if (NSArray *files = [self files])
2868         for (NSString *file in files)
2869             if (application_r(file)) {
2870                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2871                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2872                 if ([id isEqualToString:me])
2873                     continue;
2874
2875                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2876                 if (display == nil)
2877                     display = application_r[1];
2878
2879                 NSString *bundle([file stringByDeletingLastPathComponent]);
2880                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2881                 if (icon == nil || [icon length] == 0)
2882                     icon = @"icon.png";
2883                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2884
2885                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2886                 [applications addObject:application];
2887
2888                 [application addObject:id];
2889                 [application addObject:display];
2890                 [application addObject:url];
2891             }
2892
2893     return [applications count] == 0 ? nil : applications;
2894 }
2895
2896 - (Source *) source {
2897     if (source_ == nil) {
2898         @synchronized (database_) {
2899             if ([database_ era] != era_ || file_.end())
2900                 source_ = (Source *) [NSNull null];
2901             else
2902                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2903         }
2904     }
2905
2906     return source_ == (Source *) [NSNull null] ? nil : source_;
2907 }
2908
2909 - (uint32_t) rank {
2910     return rank_;
2911 }
2912
2913 - (BOOL) matches:(NSArray *)query {
2914     if (query == nil || [query count] == 0)
2915         return NO;
2916
2917     rank_ = 0;
2918
2919     NSString *string;
2920     NSRange range;
2921     NSUInteger length;
2922
2923     string = [self name];
2924     length = [string length];
2925
2926     for (NSString *term in query) {
2927         range = [string rangeOfString:term options:MatchCompareOptions_];
2928         if (range.location != NSNotFound)
2929             rank_ -= 6 * 1000000 / length;
2930     }
2931
2932     if (rank_ == 0) {
2933         string = [self id];
2934         length = [string length];
2935
2936         for (NSString *term in query) {
2937             range = [string rangeOfString:term options:MatchCompareOptions_];
2938             if (range.location != NSNotFound)
2939                 rank_ -= 6 * 1000000 / length;
2940         }
2941     }
2942
2943     string = [self shortDescription];
2944     length = [string length];
2945     NSUInteger stop(std::min<NSUInteger>(length, 200));
2946
2947     for (NSString *term in query) {
2948         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2949         if (range.location != NSNotFound)
2950             rank_ -= 2 * 100000;
2951     }
2952
2953     return rank_ != 0;
2954 }
2955
2956 - (bool) hasSupportingRole {
2957     if (role_ == 0)
2958         return true;
2959     if (role_ == 1)
2960         return true;
2961     if ([Role_ isEqualToString:@"User"])
2962         return false;
2963     if (role_ == 2)
2964         return true;
2965     if ([Role_ isEqualToString:@"Hacker"])
2966         return false;
2967     if (role_ == 3)
2968         return true;
2969     if ([Role_ isEqualToString:@"Developer"])
2970         return false;
2971     _assert(false);
2972 }
2973
2974 - (NSArray *) tags {
2975     return tags_;
2976 }
2977
2978 - (BOOL) hasTag:(NSString *)tag {
2979     return tags_ == nil ? NO : [tags_ containsObject:tag];
2980 }
2981
2982 - (NSString *) primaryPurpose {
2983     for (NSString *tag in (NSArray *) tags_)
2984         if ([tag hasPrefix:@"purpose::"])
2985             return [tag substringFromIndex:9];
2986     return nil;
2987 }
2988
2989 - (NSArray *) purposes {
2990     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2991     for (NSString *tag in (NSArray *) tags_)
2992         if ([tag hasPrefix:@"purpose::"])
2993             [purposes addObject:[tag substringFromIndex:9]];
2994     return [purposes count] == 0 ? nil : purposes;
2995 }
2996
2997 - (bool) isCommercial {
2998     return [self hasTag:@"cydia::commercial"];
2999 }
3000
3001 - (void) setIndex:(size_t)index {
3002     if (metadata_->index_ != index)
3003         metadata_->index_ = index;
3004 }
3005
3006 - (CYString &) cyname {
3007     return name_.empty() ? id_ : name_;
3008 }
3009
3010 - (uint32_t) compareBySection:(NSArray *)sections {
3011     NSString *section([self section]);
3012     for (size_t i(0), e([sections count]); i != e; ++i) {
3013         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3014             return i;
3015     }
3016
3017     return _not(uint32_t);
3018 }
3019
3020 - (void) clear {
3021 @synchronized (database_) {
3022     pkgProblemResolver *resolver = [database_ resolver];
3023     resolver->Clear(iterator_);
3024
3025     pkgCacheFile &cache([database_ cache]);
3026     cache->SetReInstall(iterator_, false);
3027     cache->MarkKeep(iterator_, false);
3028 } }
3029
3030 - (void) install {
3031 @synchronized (database_) {
3032     pkgProblemResolver *resolver = [database_ resolver];
3033     resolver->Clear(iterator_);
3034     resolver->Protect(iterator_);
3035
3036     pkgCacheFile &cache([database_ cache]);
3037     cache->SetReInstall(iterator_, false);
3038     cache->MarkInstall(iterator_, false);
3039
3040     pkgDepCache::StateCache &state((*cache)[iterator_]);
3041     if (!state.Install())
3042         cache->SetReInstall(iterator_, true);
3043 } }
3044
3045 - (void) remove {
3046 @synchronized (database_) {
3047     pkgProblemResolver *resolver = [database_ resolver];
3048     resolver->Clear(iterator_);
3049     resolver->Remove(iterator_);
3050     resolver->Protect(iterator_);
3051
3052     pkgCacheFile &cache([database_ cache]);
3053     cache->SetReInstall(iterator_, false);
3054     cache->MarkDelete(iterator_, true);
3055 } }
3056
3057 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3058     _profile(Package$isUnfilteredAndSearchedForBy)
3059         bool value(true);
3060
3061         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3062             value &= [self unfiltered];
3063         _end
3064
3065         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3066             value &= [self matches:query];
3067         _end
3068
3069         return value;
3070     _end
3071 }
3072
3073 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3074     if ([search length] == 0)
3075         return false;
3076
3077     _profile(Package$isUnfilteredAndSelectedForBy)
3078         bool value(true);
3079
3080         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3081             value &= [self unfiltered];
3082         _end
3083
3084         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3085             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3086         _end
3087
3088         return value;
3089     _end
3090 }
3091
3092 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3093     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3094 }
3095
3096 - (bool) isVisibleInSection:(NSString *)name {
3097     NSString *section([self section]);
3098
3099     return (
3100         name == nil ||
3101         section == nil && [name length] == 0 ||
3102         [name isEqualToString:section]
3103     ) && [self visible];
3104 }
3105
3106 - (bool) isVisibleInSource:(Source *)source {
3107     return [self source] == source && [self visible];
3108 }
3109
3110 @end
3111 /* }}} */
3112 /* Section Class {{{ */
3113 @interface Section : NSObject {
3114     _H<NSString> name_;
3115     unichar index_;
3116     size_t row_;
3117     size_t count_;
3118     _H<NSString> localized_;
3119 }
3120
3121 - (NSComparisonResult) compareByLocalized:(Section *)section;
3122 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3123 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3124 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3125 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3126 - (NSString *) name;
3127 - (unichar) index;
3128
3129 - (size_t) row;
3130 - (size_t) count;
3131
3132 - (void) addToRow;
3133 - (void) addToCount;
3134
3135 - (void) setCount:(size_t)count;
3136 - (NSString *) localized;
3137
3138 @end
3139
3140 @implementation Section
3141
3142 - (NSComparisonResult) compareByLocalized:(Section *)section {
3143     NSString *lhs(localized_);
3144     NSString *rhs([section localized]);
3145
3146     /*if ([lhs length] != 0 && [rhs length] != 0) {
3147         unichar lhc = [lhs characterAtIndex:0];
3148         unichar rhc = [rhs characterAtIndex:0];
3149
3150         if (isalpha(lhc) && !isalpha(rhc))
3151             return NSOrderedAscending;
3152         else if (!isalpha(lhc) && isalpha(rhc))
3153             return NSOrderedDescending;
3154     }*/
3155
3156     return [lhs compare:rhs options:LaxCompareOptions_];
3157 }
3158
3159 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3160     if ((self = [self initWithName:name localize:NO]) != nil) {
3161         if (localized != nil)
3162             localized_ = localized;
3163     } return self;
3164 }
3165
3166 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3167     return [self initWithName:name row:0 localize:localize];
3168 }
3169
3170 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3171     if ((self = [super init]) != nil) {
3172         name_ = name;
3173         index_ = '\0';
3174         row_ = row;
3175         if (localize)
3176             localized_ = LocalizeSection(name_);
3177     } return self;
3178 }
3179
3180 /* XXX: localize the index thingees */
3181 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3182     if ((self = [super init]) != nil) {
3183         name_ = [NSString stringWithCharacters:&index length:1];
3184         index_ = index;
3185         row_ = row;
3186     } return self;
3187 }
3188
3189 - (NSString *) name {
3190     return name_;
3191 }
3192
3193 - (unichar) index {
3194     return index_;
3195 }
3196
3197 - (size_t) row {
3198     return row_;
3199 }
3200
3201 - (size_t) count {
3202     return count_;
3203 }
3204
3205 - (void) addToRow {
3206     ++row_;
3207 }
3208
3209 - (void) addToCount {
3210     ++count_;
3211 }
3212
3213 - (void) setCount:(size_t)count {
3214     count_ = count;
3215 }
3216
3217 - (NSString *) localized {
3218     return localized_;
3219 }
3220
3221 @end
3222 /* }}} */
3223
3224 class CydiaLogCleaner :
3225     public pkgArchiveCleaner
3226 {
3227   protected:
3228     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3229         unlink(File);
3230     }
3231 };
3232
3233 /* Database Implementation {{{ */
3234 @implementation Database
3235
3236 + (Database *) sharedInstance {
3237     static _H<Database> instance;
3238     if (instance == nil)
3239         instance = [[[Database alloc] init] autorelease];
3240     return instance;
3241 }
3242
3243 - (unsigned) era {
3244     return era_;
3245 }
3246
3247 - (void) releasePackages {
3248     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3249     CFArrayRemoveAllValues(packages_);
3250 }
3251
3252 - (void) dealloc {
3253     // XXX: actually implement this thing
3254     _assert(false);
3255     [self releasePackages];
3256     apr_pool_destroy(pool_);
3257     NSRecycleZone(zone_);
3258     [super dealloc];
3259 }
3260
3261 - (void) _readCydia:(NSNumber *)fd {
3262     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3263     std::istream is(&ib);
3264     std::string line;
3265
3266     static Pcre finish_r("^finish:([^:]*)$");
3267
3268     while (std::getline(is, line)) {
3269         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3270
3271         const char *data(line.c_str());
3272         size_t size = line.size();
3273         lprintf("C:%s\n", data);
3274
3275         if (finish_r(data, size)) {
3276             NSString *finish = finish_r[1];
3277             int index = [Finishes_ indexOfObject:finish];
3278             if (index != INT_MAX && index > Finish_)
3279                 Finish_ = index;
3280         }
3281
3282         [pool release];
3283     }
3284
3285     _assume(false);
3286 }
3287
3288 - (void) _readStatus:(NSNumber *)fd {
3289     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3290     std::istream is(&ib);
3291     std::string line;
3292
3293     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3294     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3295
3296     while (std::getline(is, line)) {
3297         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3298
3299         const char *data(line.c_str());
3300         size_t size(line.size());
3301         lprintf("S:%s\n", data);
3302
3303         if (conffile_r(data, size)) {
3304             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3305             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3306         } else if (strncmp(data, "status: ", 8) == 0) {
3307             // status: <package>: {unpacked,half-configured,installed}
3308             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3309             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3310         } else if (strncmp(data, "processing: ", 12) == 0) {
3311             // processing: configure: config-test
3312             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3313             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3314         } else if (pmstatus_r(data, size)) {
3315             std::string type([pmstatus_r[1] UTF8String]);
3316
3317             NSString *package = pmstatus_r[2];
3318             if ([package isEqualToString:@"dpkg-exec"])
3319                 package = nil;
3320
3321             float percent([pmstatus_r[3] floatValue]);
3322             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3323
3324             NSString *string = pmstatus_r[4];
3325
3326             if (type == "pmerror") {
3327                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3328                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3329             } else if (type == "pmstatus") {
3330                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3331                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3332             } else if (type == "pmconffile")
3333                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3334             else
3335                 lprintf("E:unknown pmstatus\n");
3336         } else
3337             lprintf("E:unknown status\n");
3338
3339         [pool release];
3340     }
3341
3342     _assume(false);
3343 }
3344
3345 - (void) _readOutput:(NSNumber *)fd {
3346     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3347     std::istream is(&ib);
3348     std::string line;
3349
3350     while (std::getline(is, line)) {
3351         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3352
3353         lprintf("O:%s\n", line.c_str());
3354
3355         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3356         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3357
3358         [pool release];
3359     }
3360
3361     _assume(false);
3362 }
3363
3364 - (FILE *) input {
3365     return input_;
3366 }
3367
3368 - (Package *) packageWithName:(NSString *)name {
3369     if (name == nil)
3370         return nil;
3371 @synchronized (self) {
3372     if (static_cast<pkgDepCache *>(cache_) == NULL)
3373         return nil;
3374     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3375     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3376 } }
3377
3378 - (id) init {
3379     if ((self = [super init]) != nil) {
3380         policy_ = NULL;
3381         records_ = NULL;
3382         resolver_ = NULL;
3383         fetcher_ = NULL;
3384         lock_ = NULL;
3385
3386         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3387         apr_pool_create(&pool_, NULL);
3388
3389         size_t capacity(MetaFile_->active_);
3390         if (capacity == 0)
3391             capacity = 16384;
3392         else
3393             capacity += 1024;
3394
3395         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3396         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3397
3398         int fds[2];
3399
3400         _assert(pipe(fds) != -1);
3401         cydiafd_ = fds[1];
3402
3403         _config->Set("APT::Keep-Fds::", cydiafd_);
3404         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3405
3406         [NSThread
3407             detachNewThreadSelector:@selector(_readCydia:)
3408             toTarget:self
3409             withObject:[NSNumber numberWithInt:fds[0]]
3410         ];
3411
3412         _assert(pipe(fds) != -1);
3413         statusfd_ = fds[1];
3414
3415         [NSThread
3416             detachNewThreadSelector:@selector(_readStatus:)
3417             toTarget:self
3418             withObject:[NSNumber numberWithInt:fds[0]]
3419         ];
3420
3421         _assert(pipe(fds) != -1);
3422         _assert(dup2(fds[0], 0) != -1);
3423         _assert(close(fds[0]) != -1);
3424
3425         input_ = fdopen(fds[1], "a");
3426
3427         _assert(pipe(fds) != -1);
3428         _assert(dup2(fds[1], 1) != -1);
3429         _assert(close(fds[1]) != -1);
3430
3431         [NSThread
3432             detachNewThreadSelector:@selector(_readOutput:)
3433             toTarget:self
3434             withObject:[NSNumber numberWithInt:fds[0]]
3435         ];
3436     } return self;
3437 }
3438
3439 - (pkgCacheFile &) cache {
3440     return cache_;
3441 }
3442
3443 - (pkgDepCache::Policy *) policy {
3444     return policy_;
3445 }
3446
3447 - (pkgRecords *) records {
3448     return records_;
3449 }
3450
3451 - (pkgProblemResolver *) resolver {
3452     return resolver_;
3453 }
3454
3455 - (pkgAcquire &) fetcher {
3456     return *fetcher_;
3457 }
3458
3459 - (pkgSourceList &) list {
3460     return *list_;
3461 }
3462
3463 - (NSArray *) packages {
3464     return (NSArray *) packages_;
3465 }
3466
3467 - (NSArray *) sources {
3468     return sourceList_;
3469 }
3470
3471 - (Source *) sourceWithKey:(NSString *)key {
3472     for (Source *source in [self sources]) {
3473         if ([[source key] isEqualToString:key])
3474             return source;
3475     } return nil;
3476 }
3477
3478 - (bool) popErrorWithTitle:(NSString *)title {
3479     bool fatal(false);
3480
3481     while (!_error->empty()) {
3482         std::string error;
3483         bool warning(!_error->PopMessage(error));
3484         if (!warning)
3485             fatal = true;
3486
3487         for (;;) {
3488             size_t size(error.size());
3489             if (size == 0 || error[size - 1] != '\n')
3490                 break;
3491             error.resize(size - 1);
3492         }
3493
3494         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3495
3496         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3497         if (warning && no_pubkey(error.c_str()))
3498             continue;
3499
3500         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3501     }
3502
3503     return fatal;
3504 }
3505
3506 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3507     return [self popErrorWithTitle:title] || !success;
3508 }
3509
3510 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3511 @synchronized (self) {
3512     ++era_;
3513
3514     [self releasePackages];
3515
3516     sourceMap_.clear();
3517     [sourceList_ removeAllObjects];
3518
3519     _error->Discard();
3520
3521     delete list_;
3522     list_ = NULL;
3523     manager_ = NULL;
3524     delete lock_;
3525     lock_ = NULL;
3526     delete fetcher_;
3527     fetcher_ = NULL;
3528     delete resolver_;
3529     resolver_ = NULL;
3530     delete records_;
3531     records_ = NULL;
3532     delete policy_;
3533     policy_ = NULL;
3534
3535     cache_.Close();
3536
3537     apr_pool_clear(pool_);
3538
3539     NSRecycleZone(zone_);
3540     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3541
3542     int chk(creat("/tmp/cydia.chk", 0644));
3543     if (chk != -1)
3544         close(chk);
3545
3546     if (invocation != nil)
3547         [invocation invoke];
3548
3549     NSString *title(UCLocalize("DATABASE"));
3550
3551     list_ = new pkgSourceList();
3552     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3553         return;
3554
3555     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3556         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3557         [sourceList_ addObject:object];
3558     }
3559
3560     _trace();
3561     OpProgress progress;
3562   open:
3563     if (!cache_.Open(progress, true)) {
3564         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3565         while (!_error->empty()) {
3566             std::string error;
3567             bool warning(!_error->PopMessage(error));
3568
3569             lprintf("cache_.Open():[%s]\n", error.c_str());
3570
3571             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3572
3573             SEL repair(NULL);
3574             if (false);
3575             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3576                 repair = @selector(configure);
3577             //else if (error == "The package lists or status file could not be parsed or opened.")
3578             //    repair = @selector(update);
3579             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3580             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3581             // else if (error == "Malformed Status line")
3582             // else if (error == "The list of sources could not be read.")
3583
3584             if (repair != NULL) {
3585                 _error->Discard();
3586                 [delegate_ repairWithSelector:repair];
3587                 goto open;
3588             }
3589         }
3590
3591         return;
3592     }
3593     _trace();
3594
3595     unlink("/tmp/cydia.chk");
3596
3597     now_ = [[NSDate date] timeIntervalSince1970];
3598
3599     policy_ = new pkgDepCache::Policy();
3600     records_ = new pkgRecords(cache_);
3601     resolver_ = new pkgProblemResolver(cache_);
3602     fetcher_ = new pkgAcquire(&status_);
3603     lock_ = NULL;
3604
3605     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3606         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3607         return;
3608     }
3609
3610     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3611         return;
3612
3613     if (cache_->BrokenCount() != 0) {
3614         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3615             return;
3616
3617         if (cache_->BrokenCount() != 0) {
3618             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3619             return;
3620         }
3621
3622         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3623             return;
3624     }
3625
3626     for (Source *object in (id) sourceList_) {
3627         metaIndex *source([object metaIndex]);
3628         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3629         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3630             // XXX: this could be more intelligent
3631             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3632                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3633                 if (!cached.end())
3634                     sourceMap_[cached->ID] = object;
3635             }
3636     }
3637
3638     {
3639         /*std::vector<Package *> packages;
3640         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3641         packages_ = nil;*/
3642
3643         _trace();
3644
3645         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3646             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3647                 //packages.push_back(package);
3648                 CFArrayAppendValue(packages_, CFRetain(package));
3649
3650         _trace();
3651
3652         /*if (packages.empty())
3653             packages_ = [[NSArray alloc] init];
3654         else
3655             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3656         _trace();*/
3657
3658         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3659         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3660         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3661
3662         /*_trace();
3663         PrintTimes();
3664         _trace();*/
3665
3666         _trace();
3667
3668         /*if (!packages.empty())
3669             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3670         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3671
3672         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3673
3674         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3675
3676         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3677
3678         _trace();
3679
3680         size_t count(CFArrayGetCount(packages_));
3681         MetaFile_->active_ = count;
3682
3683         for (size_t index(0); index != count; ++index)
3684             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3685
3686         _trace();
3687     }
3688 } }
3689
3690 - (void) clear {
3691 @synchronized (self) {
3692     delete resolver_;
3693     resolver_ = new pkgProblemResolver(cache_);
3694
3695     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3696         if (!cache_[iterator].Keep())
3697             cache_->MarkKeep(iterator, false);
3698         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3699             cache_->SetReInstall(iterator, false);
3700 } }
3701
3702 - (void) configure {
3703     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3704     _trace();
3705     system([dpkg UTF8String]);
3706     _trace();
3707 }
3708
3709 - (bool) clean {
3710 @synchronized (self) {
3711     // XXX: I don't remember this condition
3712     if (lock_ != NULL)
3713         return false;
3714
3715     FileFd Lock;
3716     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3717
3718     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3719
3720     if ([self popErrorWithTitle:title])
3721         return false;
3722
3723     pkgAcquire fetcher;
3724     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3725
3726     CydiaLogCleaner cleaner;
3727     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3728         return false;
3729
3730     return true;
3731 } }
3732
3733 - (bool) prepare {
3734     fetcher_->Shutdown();
3735
3736     pkgRecords records(cache_);
3737
3738     lock_ = new FileFd();
3739     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3740
3741     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3742
3743     if ([self popErrorWithTitle:title])
3744         return false;
3745
3746     pkgSourceList list;
3747     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3748         return false;
3749
3750     manager_ = (_system->CreatePM(cache_));
3751     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3752         return false;
3753
3754     return true;
3755 }
3756
3757 - (void) perform {
3758     bool substrate(RestartSubstrate_);
3759     RestartSubstrate_ = false;
3760
3761     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3762
3763     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3764         pkgSourceList list;
3765         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3766             return;
3767         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3768             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3769     }
3770
3771     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3772
3773     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3774         _trace();
3775         [self popErrorWithTitle:title];
3776         return;
3777     }
3778
3779     bool failed = false;
3780     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3781         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3782             continue;
3783         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3784             continue;
3785
3786         std::string uri = (*item)->DescURI();
3787         std::string error = (*item)->ErrorText;
3788
3789         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3790         failed = true;
3791
3792         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3793         [delegate_ addProgressEventOnMainThread:event forTask:title];
3794     }
3795
3796     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3797
3798     if (failed) {
3799         _trace();
3800         return;
3801     }
3802
3803     if (substrate)
3804         RestartSubstrate_ = true;
3805
3806     _system->UnLock();
3807     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3808     if ([self popErrorWithTitle:title])
3809         return;
3810
3811     if (result == pkgPackageManager::Failed) {
3812         _trace();
3813         return;
3814     }
3815
3816     if (result != pkgPackageManager::Completed) {
3817         _trace();
3818         return;
3819     }
3820
3821     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3822         pkgSourceList list;
3823         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3824             return;
3825         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3826             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3827     }
3828
3829     if (![before isEqualToArray:after])
3830         [self update];
3831 }
3832
3833 - (bool) upgrade {
3834     NSString *title(UCLocalize("UPGRADE"));
3835     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3836         return false;
3837     return true;
3838 }
3839
3840 - (void) update {
3841     [self updateWithStatus:status_];
3842 }
3843
3844 - (void) updateWithStatus:(Status &)status {
3845     NSString *title(UCLocalize("REFRESHING_DATA"));
3846
3847     pkgSourceList list;
3848     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3849         return;
3850
3851     FileFd lock;
3852     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3853     if ([self popErrorWithTitle:title])
3854         return;
3855
3856     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3857
3858     bool success(ListUpdate(status, list, PulseInterval_));
3859     if (status.WasCancelled())
3860         _error->Discard();
3861     else {
3862         [self popErrorWithTitle:title forOperation:success];
3863         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3864         Changed_ = true;
3865     }
3866
3867     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3868 }
3869
3870 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3871     delegate_ = delegate;
3872 }
3873
3874 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3875     progress_ = delegate;
3876     status_.setDelegate(delegate);
3877 }
3878
3879 - (NSObject<ProgressDelegate> *) progressDelegate {
3880     return progress_;
3881 }
3882
3883 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3884     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3885     return i == sourceMap_.end() ? nil : i->second;
3886 }
3887
3888 - (NSString *) mappedSectionForPointer:(const char *)section {
3889     _H<NSString> *mapped;
3890
3891     _profile(Database$mappedSectionForPointer$Cache)
3892         mapped = &sections_[section];
3893     _end
3894
3895     if (*mapped == NULL) {
3896         size_t length(strlen(section));
3897         char spaced[length + 1];
3898
3899         _profile(Database$mappedSectionForPointer$Replace)
3900             for (size_t index(0); index != length; ++index)
3901                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3902             spaced[length] = '\0';
3903         _end
3904
3905         NSString *string;
3906
3907         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3908             string = [NSString stringWithUTF8String:spaced];
3909         _end
3910
3911         _profile(Database$mappedSectionForPointer$Map)
3912             string = [SectionMap_ objectForKey:string] ?: string;
3913         _end
3914
3915         *mapped = string;
3916     } return *mapped;
3917 }
3918
3919 @end
3920 /* }}} */
3921
3922 static _H<NSMutableSet> Diversions_;
3923
3924 @interface Diversion : NSObject {
3925     Pcre pattern_;
3926     _H<NSString> key_;
3927     _H<NSString> format_;
3928 }
3929
3930 @end
3931
3932 @implementation Diversion
3933
3934 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3935     if ((self = [super init]) != nil) {
3936         pattern_ = [from UTF8String];
3937         key_ = from;
3938         format_ = to;
3939     } return self;
3940 }
3941
3942 - (NSString *) divert:(NSString *)url {
3943     return !pattern_(url) ? nil : pattern_->*format_;
3944 }
3945
3946 + (NSURL *) divertURL:(NSURL *)url {
3947   divert:
3948     NSString *href([url absoluteString]);
3949
3950     for (Diversion *diversion in (id) Diversions_)
3951         if (NSString *diverted = [diversion divert:href]) {
3952 #if !ForRelease
3953             NSLog(@"div: %@", diverted);
3954 #endif
3955             url = [NSURL URLWithString:diverted];
3956             goto divert;
3957         }
3958
3959     return url;
3960 }
3961
3962 - (NSString *) key {
3963     return key_;
3964 }
3965
3966 - (NSUInteger) hash {
3967     return [key_ hash];
3968 }
3969
3970 - (BOOL) isEqual:(Diversion *)object {
3971     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3972 }
3973
3974 @end
3975
3976 @interface CydiaObject : NSObject {
3977     _H<CyteWebViewController> indirect_;
3978     _transient id delegate_;
3979 }
3980
3981 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3982
3983 @end
3984
3985 @class CydiaObject;
3986
3987 @interface CydiaWebViewController : CyteWebViewController {
3988     _H<CydiaObject> cydia_;
3989 }
3990
3991 + (void) addDiversion:(Diversion *)diversion;
3992 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3993 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3994 - (void) setDelegate:(id)delegate;
3995
3996 @end
3997
3998 /* Web Scripting {{{ */
3999 @implementation CydiaObject
4000
4001 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4002     if ((self = [super init]) != nil) {
4003         indirect_ = (CyteWebViewController *) indirect;
4004     } return self;
4005 }
4006
4007 - (void) setDelegate:(id)delegate {
4008     delegate_ = delegate;
4009 }
4010
4011 + (NSArray *) _attributeKeys {
4012     return [NSArray arrayWithObjects:
4013         @"bbsnum",
4014         @"build",
4015         @"coreFoundationVersionNumber",
4016         @"device",
4017         @"ecid",
4018         @"firmware",
4019         @"hostname",
4020         @"idiom",
4021         @"mcc",
4022         @"mnc",
4023         @"model",
4024         @"operator",
4025         @"role",
4026         @"serial",
4027         @"token",
4028         @"version",
4029     nil];
4030 }
4031
4032 - (NSArray *) attributeKeys {
4033     return [[self class] _attributeKeys];
4034 }
4035
4036 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4037     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4038 }
4039
4040 - (NSString *) version {
4041     return Cydia_;
4042 }
4043
4044 - (NSString *) build {
4045     return System_;
4046 }
4047
4048 - (NSString *) coreFoundationVersionNumber {
4049     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4050 }
4051
4052 - (NSString *) device {
4053     return [[UIDevice currentDevice] uniqueIdentifier];
4054 }
4055
4056 - (NSString *) firmware {
4057     return [[UIDevice currentDevice] systemVersion];
4058 }
4059
4060 - (NSString *) hostname {
4061     return [[UIDevice currentDevice] name];
4062 }
4063
4064 - (NSString *) idiom {
4065     return (id) Idiom_ ?: [NSNull null];
4066 }
4067
4068 - (NSString *) mcc {
4069     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4070         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4071     return nil;
4072 }
4073
4074 - (NSString *) mnc {
4075     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4076         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4077     return nil;
4078 }
4079
4080 - (NSString *) operator {
4081     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4082         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4083     return nil;
4084 }
4085
4086 - (NSString *) bbsnum {
4087     return (id) BBSNum_ ?: [NSNull null];
4088 }
4089
4090 - (NSString *) ecid {
4091     return (id) ChipID_ ?: [NSNull null];
4092 }
4093
4094 - (NSString *) serial {
4095     return SerialNumber_;
4096 }
4097
4098 - (NSString *) role {
4099     return (id) Role_ ?: [NSNull null];
4100 }
4101
4102 - (NSString *) model {
4103     return [NSString stringWithUTF8String:Machine_];
4104 }
4105
4106 - (NSString *) token {
4107     return (id) Token_ ?: [NSNull null];
4108 }
4109
4110 + (NSString *) webScriptNameForSelector:(SEL)selector {
4111     if (false);
4112     else if (selector == @selector(addBridgedHost:))
4113         return @"addBridgedHost";
4114     else if (selector == @selector(addInsecureHost:))
4115         return @"addInsecureHost";
4116     else if (selector == @selector(addInternalRedirect::))
4117         return @"addInternalRedirect";
4118     else if (selector == @selector(addPipelinedHost:scheme:))
4119         return @"addPipelinedHost";
4120     else if (selector == @selector(addSource:::))
4121         return @"addSource";
4122     else if (selector == @selector(addTokenHost:))
4123         return @"addTokenHost";
4124     else if (selector == @selector(addTrivialSource:))
4125         return @"addTrivialSource";
4126     else if (selector == @selector(close))
4127         return @"close";
4128     else if (selector == @selector(du:))
4129         return @"du";
4130     else if (selector == @selector(stringWithFormat:arguments:))
4131         return @"format";
4132     else if (selector == @selector(getAllSources))
4133         return @"getAllSourcs";
4134     else if (selector == @selector(getKernelNumber:))
4135         return @"getKernelNumber";
4136     else if (selector == @selector(getKernelString:))
4137         return @"getKernelString";
4138     else if (selector == @selector(getInstalledPackages))
4139         return @"getInstalledPackages";
4140     else if (selector == @selector(getIORegistryEntry::))
4141         return @"getIORegistryEntry";
4142     else if (selector == @selector(getLocaleIdentifier))
4143         return @"getLocaleIdentifier";
4144     else if (selector == @selector(getPreferredLanguages))
4145         return @"getPreferredLanguages";
4146     else if (selector == @selector(getPackageById:))
4147         return @"getPackageById";
4148     else if (selector == @selector(getMetadataKeys))
4149         return @"getMetadataKeys";
4150     else if (selector == @selector(getMetadataValue:))
4151         return @"getMetadataValue";
4152     else if (selector == @selector(getSessionValue:))
4153         return @"getSessionValue";
4154     else if (selector == @selector(installPackages:))
4155         return @"installPackages";
4156     else if (selector == @selector(isReachable:))
4157         return @"isReachable";
4158     else if (selector == @selector(localizedStringForKey:value:table:))
4159         return @"localize";
4160     else if (selector == @selector(popViewController:))
4161         return @"popViewController";
4162     else if (selector == @selector(refreshSources))
4163         return @"refreshSources";
4164     else if (selector == @selector(removeButton))
4165         return @"removeButton";
4166     else if (selector == @selector(saveConfig))
4167         return @"saveConfig";
4168     else if (selector == @selector(setMetadataValue::))
4169         return @"setMetadataValue";
4170     else if (selector == @selector(setSessionValue::))
4171         return @"setSessionValue";
4172     else if (selector == @selector(setShowPromoted:))
4173         return @"setShowPromoted";
4174     else if (selector == @selector(substitutePackageNames:))
4175         return @"substitutePackageNames";
4176     else if (selector == @selector(scrollToBottom:))
4177         return @"scrollToBottom";
4178     else if (selector == @selector(setAllowsNavigationAction:))
4179         return @"setAllowsNavigationAction";
4180     else if (selector == @selector(setBadgeValue:))
4181         return @"setBadgeValue";
4182     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4183         return @"setButtonImage";
4184     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4185         return @"setButtonTitle";
4186     else if (selector == @selector(setHidesBackButton:))
4187         return @"setHidesBackButton";
4188     else if (selector == @selector(setHidesNavigationBar:))
4189         return @"setHidesNavigationBar";
4190     else if (selector == @selector(setNavigationBarStyle:))
4191         return @"setNavigationBarStyle";
4192     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4193         return @"setNavigationBarTintColor";
4194     else if (selector == @selector(setPasteboardString:))
4195         return @"setPasteboardString";
4196     else if (selector == @selector(setPasteboardURL:))
4197         return @"setPasteboardURL";
4198     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4199         return @"setScrollAlwaysBounceVertical";
4200     else if (selector == @selector(setScrollIndicatorStyle:))
4201         return @"setScrollIndicatorStyle";
4202     else if (selector == @selector(setToken:))
4203         return @"setToken";
4204     else if (selector == @selector(setViewportWidth:))
4205         return @"setViewportWidth";
4206     else if (selector == @selector(statfs:))
4207         return @"statfs";
4208     else if (selector == @selector(supports:))
4209         return @"supports";
4210     else if (selector == @selector(unload))
4211         return @"unload";
4212     else
4213         return nil;
4214 }
4215
4216 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4217     return [self webScriptNameForSelector:selector] == nil;
4218 }
4219
4220 - (BOOL) supports:(NSString *)feature {
4221     return [feature isEqualToString:@"window.open"];
4222 }
4223
4224 - (void) unload {
4225     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4226 }
4227
4228 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4229     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4230 }
4231
4232 - (void) setScrollIndicatorStyle:(NSString *)style {
4233     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4234 }
4235
4236 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4237     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4238 }
4239
4240 - (NSNumber *) getKernelNumber:(NSString *)name {
4241     const char *string([name UTF8String]);
4242
4243     size_t size;
4244     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4245         return (id) [NSNull null];
4246
4247     if (size != sizeof(int))
4248         return (id) [NSNull null];
4249
4250     int value;
4251     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4252         return (id) [NSNull null];
4253
4254     return [NSNumber numberWithInt:value];
4255 }
4256
4257 - (NSString *) getKernelString:(NSString *)name {
4258     const char *string([name UTF8String]);
4259
4260     size_t size;
4261     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4262         return (id) [NSNull null];
4263
4264     char value[size + 1];
4265     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4266         return (id) [NSNull null];
4267
4268     // XXX: just in case you request something ludicrous
4269     value[size] = '\0';
4270
4271     return [NSString stringWithCString:value];
4272 }
4273
4274 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4275     NSObject *value(CYIOGetValue([path UTF8String], entry));
4276
4277     if (value != nil)
4278         if ([value isKindOfClass:[NSData class]])
4279             value = CYHex((NSData *) value);
4280
4281     return value;
4282 }
4283
4284 - (NSArray *) getMetadataKeys {
4285 @synchronized (Values_) {
4286     return [Values_ allKeys];
4287 } }
4288
4289 - (void) _setShowPromoted:(NSNumber *)value {
4290     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4291     Changed_ = true;
4292 }
4293
4294 - (void) setShowPromoted:(NSNumber *)value {
4295     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4296 }
4297
4298 - (id) getMetadataValue:(NSString *)key {
4299 @synchronized (Values_) {
4300     return [Values_ objectForKey:key];
4301 } }
4302
4303 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4304 @synchronized (Values_) {
4305     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4306         [Values_ removeObjectForKey:key];
4307     else
4308         [Values_ setObject:value forKey:key];
4309
4310     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4311 } }
4312
4313 - (id) getSessionValue:(NSString *)key {
4314 @synchronized (SessionData_) {
4315     return [SessionData_ objectForKey:key];
4316 } }
4317
4318 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4319 @synchronized (SessionData_) {
4320     if (value == (id) [WebUndefined undefined])
4321         [SessionData_ removeObjectForKey:key];
4322     else
4323         [SessionData_ setObject:value forKey:key];
4324 } }
4325
4326 - (void) addBridgedHost:(NSString *)host {
4327 @synchronized (HostConfig_) {
4328     [BridgedHosts_ addObject:host];
4329 } }
4330
4331 - (void) addInsecureHost:(NSString *)host {
4332 @synchronized (HostConfig_) {
4333     [InsecureHosts_ addObject:host];
4334 } }
4335
4336 - (void) addTokenHost:(NSString *)host {
4337 @synchronized (HostConfig_) {
4338     [TokenHosts_ addObject:host];
4339 } }
4340
4341 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4342 @synchronized (HostConfig_) {
4343     if (scheme != (id) [WebUndefined undefined])
4344         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4345
4346     [PipelinedHosts_ addObject:host];
4347 } }
4348
4349 - (void) popViewController:(NSNumber *)value {
4350     if (value == (id) [WebUndefined undefined])
4351         value = [NSNumber numberWithBool:YES];
4352     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4353 }
4354
4355 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4356     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4357
4358     for (NSString *section in sections)
4359         [array addObject:section];
4360
4361     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4362         @"deb", @"Type",
4363         href, @"URI",
4364         distribution, @"Distribution",
4365         array, @"Sections",
4366     nil] waitUntilDone:NO];
4367 }
4368
4369 - (void) addTrivialSource:(NSString *)href {
4370     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4371 }
4372
4373 - (void) refreshSources {
4374     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4375 }
4376
4377 - (void) saveConfig {
4378     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4379 }
4380
4381 - (NSArray *) getAllSources {
4382     return [[Database sharedInstance] sources];
4383 }
4384
4385 - (NSArray *) getInstalledPackages {
4386     Database *database([Database sharedInstance]);
4387 @synchronized (database) {
4388     NSArray *packages([database packages]);
4389     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4390     for (Package *package in packages)
4391         if (![package uninstalled])
4392             [installed addObject:package];
4393     return installed;
4394 } }
4395
4396 - (Package *) getPackageById:(NSString *)id {
4397     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4398         [package parse];
4399         return package;
4400     } else
4401         return (Package *) [NSNull null];
4402 }
4403
4404 - (NSString *) getLocaleIdentifier {
4405     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4406 }
4407
4408 - (NSArray *) getPreferredLanguages {
4409     return Languages_;
4410 }
4411
4412 - (NSArray *) statfs:(NSString *)path {
4413     struct statfs stat;
4414
4415     if (path == nil || statfs([path UTF8String], &stat) == -1)
4416         return nil;
4417
4418     return [NSArray arrayWithObjects:
4419         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4420         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4421         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4422     nil];
4423 }
4424
4425 - (NSNumber *) du:(NSString *)path {
4426     NSNumber *value(nil);
4427
4428     int fds[2];
4429     _assert(pipe(fds) != -1);
4430
4431     pid_t pid(ExecFork());
4432     if (pid == 0) {
4433         _assert(dup2(fds[1], 1) != -1);
4434         _assert(close(fds[0]) != -1);
4435         _assert(close(fds[1]) != -1);
4436         /* XXX: this should probably not use du */
4437         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4438         exit(1);
4439         _assert(false);
4440     }
4441
4442     _assert(close(fds[1]) != -1);
4443
4444     if (FILE *du = fdopen(fds[0], "r")) {
4445         char line[1024];
4446         while (fgets(line, sizeof(line), du) != NULL) {
4447             size_t length(strlen(line));
4448             while (length != 0 && line[length - 1] == '\n')
4449                 line[--length] = '\0';
4450             if (char *tab = strchr(line, '\t')) {
4451                 *tab = '\0';
4452                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4453             }
4454         }
4455
4456         fclose(du);
4457     } else _assert(close(fds[0]));
4458
4459     ReapZombie(pid);
4460
4461     return value;
4462 }
4463
4464 - (void) close {
4465     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4466 }
4467
4468 - (NSNumber *) isReachable:(NSString *)name {
4469     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4470 }
4471
4472 - (void) installPackages:(NSArray *)packages {
4473     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4474 }
4475
4476 - (NSString *) substitutePackageNames:(NSString *)message {
4477     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4478     for (size_t i(0), e([words count]); i != e; ++i) {
4479         NSString *word([words objectAtIndex:i]);
4480         if (Package *package = [[Database sharedInstance] packageWithName:word])
4481             [words replaceObjectAtIndex:i withObject:[package name]];
4482     }
4483
4484     return [words componentsJoinedByString:@" "];
4485 }
4486
4487 - (void) removeButton {
4488     [indirect_ removeButton];
4489 }
4490
4491 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4492     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4493 }
4494
4495 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4496     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4497 }
4498
4499 - (void) setBadgeValue:(id)value {
4500     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4501 }
4502
4503 - (void) setAllowsNavigationAction:(NSString *)value {
4504     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4505 }
4506
4507 - (void) setHidesBackButton:(NSString *)value {
4508     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4509 }
4510
4511 - (void) setHidesNavigationBar:(NSString *)value {
4512     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4513 }
4514
4515 - (void) setNavigationBarStyle:(NSString *)value {
4516     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4517 }
4518
4519 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4520     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4521     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4522     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4523 }
4524
4525 - (void) setPasteboardString:(NSString *)value {
4526     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4527 }
4528
4529 - (void) setPasteboardURL:(NSString *)value {
4530     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4531 }
4532
4533 - (void) _setToken:(NSString *)token {
4534     Token_ = token;
4535
4536     if (token == nil)
4537         [Metadata_ removeObjectForKey:@"Token"];
4538     else
4539         [Metadata_ setObject:Token_ forKey:@"Token"];
4540
4541     Changed_ = true;
4542 }
4543
4544 - (void) setToken:(NSString *)token {
4545     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4546 }
4547
4548 - (void) scrollToBottom:(NSNumber *)animated {
4549     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4550 }
4551
4552 - (void) setViewportWidth:(float)width {
4553     [indirect_ setViewportWidthOnMainThread:width];
4554 }
4555
4556 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4557     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4558     unsigned count([arguments count]);
4559     id values[count];
4560     for (unsigned i(0); i != count; ++i)
4561         values[i] = [arguments objectAtIndex:i];
4562     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4563 }
4564
4565 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4566     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4567         value = nil;
4568     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4569         table = nil;
4570     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4571 }
4572
4573 @end
4574 /* }}} */
4575
4576 @interface NSURL (CydiaSecure)
4577 @end
4578
4579 @implementation NSURL (CydiaSecure)
4580
4581 - (bool) isCydiaSecure {
4582     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4583         return true;
4584
4585     @synchronized (HostConfig_) {
4586         if ([InsecureHosts_ containsObject:[self host]])
4587             return true;
4588     }
4589
4590     return false;
4591 }
4592
4593 @end
4594
4595 /* Cydia Browser Controller {{{ */
4596 @implementation CydiaWebViewController
4597
4598 - (NSURL *) navigationURL {
4599     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4600 }
4601
4602 + (void) _initialize {
4603     [super _initialize];
4604
4605     Diversions_ = [NSMutableSet setWithCapacity:0];
4606 }
4607
4608 + (void) addDiversion:(Diversion *)diversion {
4609     [Diversions_ addObject:diversion];
4610 }
4611
4612 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4613     [super webView:view didClearWindowObject:window forFrame:frame];
4614     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4615 }
4616
4617 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4618     WebDataSource *source([frame dataSource]);
4619     NSURLResponse *response([source response]);
4620     NSURL *url([response URL]);
4621     NSString *scheme([[url scheme] lowercaseString]);
4622
4623     bool bridged(false);
4624
4625     @synchronized (HostConfig_) {
4626         if ([scheme isEqualToString:@"file"])
4627             bridged = true;
4628         else if ([scheme isEqualToString:@"https"])
4629             if ([BridgedHosts_ containsObject:[url host]])
4630                 bridged = true;
4631     }
4632
4633     if (bridged)
4634         [window setValue:cydia forKey:@"cydia"];
4635 }
4636
4637 - (void) _setupMail:(MFMailComposeViewController *)controller {
4638     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4639
4640     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4641     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4642 }
4643
4644 - (NSURL *) URLWithURL:(NSURL *)url {
4645     return [Diversion divertURL:url];
4646 }
4647
4648 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4649     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4650 }
4651
4652 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4653     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4654
4655     NSURL *url([copy URL]);
4656     NSString *href([url absoluteString]);
4657     NSString *host([url host]);
4658
4659     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4660         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4661             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4662             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4663         }
4664
4665         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4666         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4667
4668         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4669         return copy;
4670     }
4671
4672     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4673         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4674     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4675         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4676
4677     bool bridged;
4678     bool token;
4679
4680     @synchronized (HostConfig_) {
4681         bridged = [BridgedHosts_ containsObject:host];
4682         token = [TokenHosts_ containsObject:host];
4683     }
4684
4685     if ([url isCydiaSecure]) {
4686         if (bridged) {
4687             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4688                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4689         } else if (token) {
4690             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4691                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4692         }
4693     }
4694
4695     return copy;
4696 }
4697
4698 - (void) setDelegate:(id)delegate {
4699     [super setDelegate:delegate];
4700     [cydia_ setDelegate:delegate];
4701 }
4702
4703 - (NSString *) applicationNameForUserAgent {
4704     return UserAgent_;
4705 }
4706
4707 - (id) init {
4708     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4709         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4710     } return self;
4711 }
4712
4713 @end
4714
4715 @interface AppCacheController : CydiaWebViewController {
4716 }
4717
4718 @end
4719
4720 @implementation AppCacheController
4721
4722 - (void) didReceiveMemoryWarning {
4723     // XXX: this doesn't work
4724 }
4725
4726 - (bool) retainsNetworkActivityIndicator {
4727     return false;
4728 }
4729
4730 @end
4731 /* }}} */
4732
4733 // CydiaScript {{{
4734 @interface NSObject (CydiaScript)
4735 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4736 @end
4737
4738 @implementation NSObject (CydiaScript)
4739
4740 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4741     return self;
4742 }
4743
4744 @end
4745
4746 @implementation NSArray (CydiaScript)
4747
4748 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4749     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4750     for (size_t i(0), e([self count]); i != e; ++i)
4751         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4752     return object;
4753 }
4754
4755 @end
4756
4757 @implementation NSDictionary (CydiaScript)
4758
4759 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4760     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4761     for (id i in self)
4762         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4763     return object;
4764 }
4765
4766 @end
4767 // }}}
4768
4769 /* Confirmation Controller {{{ */
4770 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4771     if (!iterator.end())
4772         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4773             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4774                 continue;
4775             pkgCache::PkgIterator package(dep.TargetPkg());
4776             if (package.end())
4777                 continue;
4778             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4779                 return true;
4780         }
4781
4782     return false;
4783 }
4784
4785 @protocol ConfirmationControllerDelegate
4786 - (void) cancelAndClear:(bool)clear;
4787 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4788 - (void) queue;
4789 @end
4790
4791 @interface ConfirmationController : CydiaWebViewController {
4792     _transient Database *database_;
4793
4794     _H<UIAlertView> essential_;
4795
4796     _H<NSDictionary> changes_;
4797     _H<NSMutableArray> issues_;
4798     _H<NSDictionary> sizes_;
4799
4800     BOOL substrate_;
4801 }
4802
4803 - (id) initWithDatabase:(Database *)database;
4804
4805 @end
4806
4807 @implementation ConfirmationController
4808
4809 - (void) complete {
4810     if (substrate_)
4811         RestartSubstrate_ = true;
4812     [delegate_ confirmWithNavigationController:[self navigationController]];
4813 }
4814
4815 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4816     NSString *context([alert context]);
4817
4818     if ([context isEqualToString:@"remove"]) {
4819         if (button == [alert cancelButtonIndex])
4820             [self dismissModalViewControllerAnimated:YES];
4821         else if (button == [alert firstOtherButtonIndex]) {
4822             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4823         }
4824
4825         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4826     } else if ([context isEqualToString:@"unable"]) {
4827         [self dismissModalViewControllerAnimated:YES];
4828         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4829     } else {
4830         [super alertView:alert clickedButtonAtIndex:button];
4831     }
4832 }
4833
4834 - (void) _doContinue {
4835     [delegate_ cancelAndClear:NO];
4836     [self dismissModalViewControllerAnimated:YES];
4837 }
4838
4839 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4840     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4841     return nil;
4842 }
4843
4844 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4845     [super webView:view didClearWindowObject:window forFrame:frame];
4846
4847     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4848         (id) changes_, @"changes",
4849         (id) issues_, @"issues",
4850         (id) sizes_, @"sizes",
4851         self, @"queue",
4852     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4853 }
4854
4855 - (id) initWithDatabase:(Database *)database {
4856     if ((self = [super init]) != nil) {
4857         database_ = database;
4858
4859         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4860         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4861         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4862         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4863         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4864
4865         bool remove(false);
4866
4867         pkgCacheFile &cache([database_ cache]);
4868         NSArray *packages([database_ packages]);
4869         pkgDepCache::Policy *policy([database_ policy]);
4870
4871         issues_ = [NSMutableArray arrayWithCapacity:4];
4872
4873         for (Package *package in packages) {
4874             pkgCache::PkgIterator iterator([package iterator]);
4875             NSString *name([package id]);
4876
4877             if ([package broken]) {
4878                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4879
4880                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4881                     name, @"package",
4882                     reasons, @"reasons",
4883                 nil]];
4884
4885                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4886                 if (ver.end())
4887                     continue;
4888
4889                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4890                     pkgCache::DepIterator start;
4891                     pkgCache::DepIterator end;
4892                     dep.GlobOr(start, end); // ++dep
4893
4894                     if (!cache->IsImportantDep(end))
4895                         continue;
4896                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4897                         continue;
4898
4899                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4900
4901                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4902                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4903                         clauses, @"clauses",
4904                     nil]];
4905
4906                     _forever {
4907                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4908
4909                         pkgCache::PkgIterator target(start.TargetPkg());
4910                         if (target->ProvidesList != 0)
4911                             reason = @"missing";
4912                         else {
4913                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4914                             if (!ver.end()) {
4915                                 reason = @"installed";
4916                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4917                             } else if (!cache[target].CandidateVerIter(cache).end())
4918                                 reason = @"uninstalled";
4919                             else if (target->ProvidesList == 0)
4920                                 reason = @"uninstallable";
4921                             else
4922                                 reason = @"virtual";
4923                         }
4924
4925                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4926                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4927                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4928                         nil]);
4929
4930                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4931                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4932                             version, @"version",
4933                             reason, @"reason",
4934                             installed, @"installed",
4935                         nil]];
4936
4937                         // yes, seriously. (wtf?)
4938                         if (start == end)
4939                             break;
4940                         ++start;
4941                     }
4942                 }
4943             }
4944
4945             pkgDepCache::StateCache &state(cache[iterator]);
4946
4947             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4948
4949             if (state.NewInstall())
4950                 [installs addObject:name];
4951             // XXX: else if (state.Install())
4952             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4953                 [reinstalls addObject:name];
4954             // XXX: move before previous if
4955             else if (state.Upgrade())
4956                 [upgrades addObject:name];
4957             else if (state.Downgrade())
4958                 [downgrades addObject:name];
4959             else if (!state.Delete())
4960                 // XXX: _assert(state.Keep());
4961                 continue;
4962             else if (special_r(name))
4963                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4964                     [NSNull null], @"package",
4965                     [NSArray arrayWithObjects:
4966                         [NSDictionary dictionaryWithObjectsAndKeys:
4967                             @"Conflicts", @"relationship",
4968                             [NSArray arrayWithObjects:
4969                                 [NSDictionary dictionaryWithObjectsAndKeys:
4970                                     name, @"package",
4971                                     [NSNull null], @"version",
4972                                     @"installed", @"reason",
4973                                 nil],
4974                             nil], @"clauses",
4975                         nil],
4976                     nil], @"reasons",
4977                 nil]];
4978             else {
4979                 if ([package essential])
4980                     remove = true;
4981                 [removes addObject:name];
4982             }
4983
4984             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4985             substrate_ |= DepSubstrate(iterator.CurrentVer());
4986         }
4987
4988         if (!remove)
4989             essential_ = nil;
4990         else if (Advanced_) {
4991             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4992
4993             essential_ = [[[UIAlertView alloc]
4994                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4995                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4996                 delegate:self
4997                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4998                 otherButtonTitles:
4999                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5000                 nil
5001             ] autorelease];
5002
5003             [essential_ setContext:@"remove"];
5004             [essential_ setNumberOfRows:2];
5005         } else {
5006             essential_ = [[[UIAlertView alloc]
5007                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5008                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5009                 delegate:self
5010                 cancelButtonTitle:UCLocalize("OKAY")
5011                 otherButtonTitles:nil
5012             ] autorelease];
5013
5014             [essential_ setContext:@"unable"];
5015         }
5016
5017         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5018             installs, @"installs",
5019             reinstalls, @"reinstalls",
5020             upgrades, @"upgrades",
5021             downgrades, @"downgrades",
5022             removes, @"removes",
5023         nil];
5024
5025         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5026             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5027             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5028         nil];
5029
5030         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5031     } return self;
5032 }
5033
5034 - (UIBarButtonItem *) leftButton {
5035     return [[[UIBarButtonItem alloc]
5036         initWithTitle:UCLocalize("CANCEL")
5037         style:UIBarButtonItemStylePlain
5038         target:self
5039         action:@selector(cancelButtonClicked)
5040     ] autorelease];
5041 }
5042
5043 #if !AlwaysReload
5044 - (void) applyRightButton {
5045     if ([issues_ count] == 0 && ![self isLoading])
5046         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5047             initWithTitle:UCLocalize("CONFIRM")
5048             style:UIBarButtonItemStyleDone
5049             target:self
5050             action:@selector(confirmButtonClicked)
5051         ] autorelease]];
5052     else
5053         [[self navigationItem] setRightBarButtonItem:nil];
5054 }
5055 #endif
5056
5057 - (void) cancelButtonClicked {
5058     [delegate_ cancelAndClear:YES];
5059     [self dismissModalViewControllerAnimated:YES];
5060 }
5061
5062 #if !AlwaysReload
5063 - (void) confirmButtonClicked {
5064     if (essential_ != nil)
5065         [essential_ show];
5066     else
5067         [self complete];
5068 }
5069 #endif
5070
5071 @end
5072 /* }}} */
5073
5074 /* Progress Data {{{ */
5075 @interface CydiaProgressData : NSObject {
5076     _transient id delegate_;
5077
5078     bool running_;
5079     float percent_;
5080
5081     float current_;
5082     float total_;
5083     float speed_;
5084
5085     _H<NSMutableArray> events_;
5086     _H<NSString> title_;
5087
5088     _H<NSString> status_;
5089     _H<NSString> finish_;
5090 }
5091
5092 @end
5093
5094 @implementation CydiaProgressData
5095
5096 + (NSArray *) _attributeKeys {
5097     return [NSArray arrayWithObjects:
5098         @"current",
5099         @"events",
5100         @"finish",
5101         @"percent",
5102         @"running",
5103         @"speed",
5104         @"title",
5105         @"total",
5106     nil];
5107 }
5108
5109 - (NSArray *) attributeKeys {
5110     return [[self class] _attributeKeys];
5111 }
5112
5113 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5114     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5115 }
5116
5117 - (id) init {
5118     if ((self = [super init]) != nil) {
5119         events_ = [NSMutableArray arrayWithCapacity:32];
5120     } return self;
5121 }
5122
5123 - (void) setDelegate:(id)delegate {
5124     delegate_ = delegate;
5125 }
5126
5127 - (void) setPercent:(float)value {
5128     percent_ = value;
5129 }
5130
5131 - (NSNumber *) percent {
5132     return [NSNumber numberWithFloat:percent_];
5133 }
5134
5135 - (void) setCurrent:(float)value {
5136     current_ = value;
5137 }
5138
5139 - (NSNumber *) current {
5140     return [NSNumber numberWithFloat:current_];
5141 }
5142
5143 - (void) setTotal:(float)value {
5144     total_ = value;
5145 }
5146
5147 - (NSNumber *) total {
5148     return [NSNumber numberWithFloat:total_];
5149 }
5150
5151 - (void) setSpeed:(float)value {
5152     speed_ = value;
5153 }
5154
5155 - (NSNumber *) speed {
5156     return [NSNumber numberWithFloat:speed_];
5157 }
5158
5159 - (NSArray *) events {
5160     return events_;
5161 }
5162
5163 - (void) removeAllEvents {
5164     [events_ removeAllObjects];
5165 }
5166
5167 - (void) addEvent:(CydiaProgressEvent *)event {
5168     [events_ addObject:event];
5169 }
5170
5171 - (void) setTitle:(NSString *)text {
5172     title_ = text;
5173 }
5174
5175 - (NSString *) title {
5176     return title_;
5177 }
5178
5179 - (void) setFinish:(NSString *)text {
5180     finish_ = text;
5181 }
5182
5183 - (NSString *) finish {
5184     return (id) finish_ ?: [NSNull null];
5185 }
5186
5187 - (void) setRunning:(bool)running {
5188     running_ = running;
5189 }
5190
5191 - (NSNumber *) running {
5192     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5193 }
5194
5195 @end
5196 /* }}} */
5197 /* Progress Controller {{{ */
5198 @interface ProgressController : CydiaWebViewController <
5199     ProgressDelegate
5200 > {
5201     _transient Database *database_;
5202     _H<CydiaProgressData, 1> progress_;
5203     unsigned cancel_;
5204 }
5205
5206 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5207
5208 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5209
5210 - (void) setTitle:(NSString *)title;
5211 - (void) setCancellable:(bool)cancellable;
5212
5213 @end
5214
5215 @implementation ProgressController
5216
5217 - (void) dealloc {
5218     [database_ setProgressDelegate:nil];
5219     [super dealloc];
5220 }
5221
5222 - (UIBarButtonItem *) leftButton {
5223     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5224         initWithTitle:UCLocalize("CANCEL")
5225         style:UIBarButtonItemStylePlain
5226         target:self
5227         action:@selector(cancel)
5228     ] autorelease] : nil;
5229 }
5230
5231 - (void) updateCancel {
5232     [super applyLeftButton];
5233 }
5234
5235 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5236     if ((self = [super init]) != nil) {
5237         database_ = database;
5238         delegate_ = delegate;
5239
5240         [database_ setProgressDelegate:self];
5241
5242         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5243         [progress_ setDelegate:self];
5244
5245         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5246
5247         [scroller_ setBackgroundColor:[UIColor blackColor]];
5248
5249         [[self navigationItem] setHidesBackButton:YES];
5250
5251         [self updateCancel];
5252     } return self;
5253 }
5254
5255 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5256     [super webView:view didClearWindowObject:window forFrame:frame];
5257     [window setValue:progress_ forKey:@"cydiaProgress"];
5258 }
5259
5260 - (void) updateProgress {
5261     [self dispatchEvent:@"CydiaProgressUpdate"];
5262 }
5263
5264 - (void) viewWillAppear:(BOOL)animated {
5265     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5266     [super viewWillAppear:animated];
5267 }
5268
5269 - (void) reloadSpringBoard {
5270     pid_t pid(ExecFork());
5271     if (pid == 0) {
5272         pid_t pid(ExecFork());
5273         if (pid == 0) {
5274             execl("/usr/bin/sbreload", "sbreload", NULL);
5275             perror("sbreload");
5276             exit(0);
5277         }
5278
5279         exit(0);
5280     }
5281
5282     ReapZombie(pid);
5283
5284     sleep(15);
5285     system("/usr/bin/killall SpringBoard");
5286 }
5287
5288 - (void) close {
5289     UpdateExternalStatus(0);
5290
5291     if (Finish_ > 1)
5292         [delegate_ saveState];
5293
5294     switch (Finish_) {
5295         case 0:
5296             [delegate_ returnToCydia];
5297         break;
5298
5299         case 1:
5300             [delegate_ terminateWithSuccess];
5301             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5302                 [delegate_ suspendWithAnimation:YES];
5303             else
5304                 [delegate_ suspend];*/
5305         break;
5306
5307         case 2:
5308             _trace();
5309             goto reload;
5310
5311         case 3:
5312             _trace();
5313             goto reload;
5314
5315         reload: {
5316             UIProgressHUD *hud([delegate_ addProgressHUD]);
5317             [hud setText:UCLocalize("LOADING")];
5318             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5319             return;
5320         }
5321
5322         case 4:
5323             _trace();
5324             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5325                 SBReboot(SBSSpringBoardServerPort());
5326             else
5327                 reboot2(RB_AUTOBOOT);
5328         break;
5329     }
5330
5331     [super close];
5332 }
5333
5334 - (void) setTitle:(NSString *)title {
5335     [progress_ setTitle:title];
5336     [self updateProgress];
5337 }
5338
5339 - (UIBarButtonItem *) rightButton {
5340     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5341         initWithTitle:UCLocalize("CLOSE")
5342         style:UIBarButtonItemStylePlain
5343         target:self
5344         action:@selector(close)
5345     ] autorelease];
5346 }
5347
5348 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5349     UpdateExternalStatus(1);
5350
5351     [progress_ setRunning:true];
5352     [self setTitle:title];
5353     // implicit updateProgress
5354
5355     SHA1SumValue notifyconf; {
5356         FileFd file;
5357         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5358             _error->Discard();
5359         else {
5360             MMap mmap(file, MMap::ReadOnly);
5361             SHA1Summation sha1;
5362             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5363             notifyconf = sha1.Result();
5364         }
5365     }
5366
5367     SHA1SumValue springlist; {
5368         FileFd file;
5369         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5370             _error->Discard();
5371         else {
5372             MMap mmap(file, MMap::ReadOnly);
5373             SHA1Summation sha1;
5374             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5375             springlist = sha1.Result();
5376         }
5377     }
5378
5379     if (invocation != nil) {
5380         [invocation yieldToSelector:@selector(invoke)];
5381         [self setTitle:@"COMPLETE"];
5382     }
5383
5384     if (Finish_ < 4) {
5385         FileFd file;
5386         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5387             _error->Discard();
5388         else {
5389             MMap mmap(file, MMap::ReadOnly);
5390             SHA1Summation sha1;
5391             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5392             if (!(notifyconf == sha1.Result()))
5393                 Finish_ = 4;
5394         }
5395     }
5396
5397     if (Finish_ < 3) {
5398         FileFd file;
5399         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5400             _error->Discard();
5401         else {
5402             MMap mmap(file, MMap::ReadOnly);
5403             SHA1Summation sha1;
5404             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5405             if (!(springlist == sha1.Result()))
5406                 Finish_ = 3;
5407         }
5408     }
5409
5410     if (Finish_ < 2) {
5411         if (RestartSubstrate_)
5412             Finish_ = 2;
5413     }
5414
5415     RestartSubstrate_ = false;
5416
5417     switch (Finish_) {
5418         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5419         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5420         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5421         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5422         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5423     }
5424
5425     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5426
5427     [progress_ setRunning:false];
5428     [self updateProgress];
5429
5430     [self applyRightButton];
5431 }
5432
5433 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5434     [progress_ addEvent:event];
5435     [self updateProgress];
5436 }
5437
5438 - (bool) isProgressCancelled {
5439     return cancel_ == 2;
5440 }
5441
5442 - (void) cancel {
5443     cancel_ = 2;
5444     [self updateCancel];
5445 }
5446
5447 - (void) setCancellable:(bool)cancellable {
5448     unsigned cancel(cancel_);
5449
5450     if (!cancellable)
5451         cancel_ = 0;
5452     else if (cancel_ == 0)
5453         cancel_ = 1;
5454
5455     if (cancel != cancel_)
5456         [self updateCancel];
5457 }
5458
5459 - (void) setProgressCancellable:(NSNumber *)cancellable {
5460     [self setCancellable:[cancellable boolValue]];
5461 }
5462
5463 - (void) setProgressPercent:(NSNumber *)percent {
5464     [progress_ setPercent:[percent floatValue]];
5465     [self updateProgress];
5466 }
5467
5468 - (void) setProgressStatus:(NSDictionary *)status {
5469     if (status == nil) {
5470         [progress_ setCurrent:0];
5471         [progress_ setTotal:0];
5472         [progress_ setSpeed:0];
5473     } else {
5474         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5475
5476         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5477         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5478         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5479     }
5480
5481     [self updateProgress];
5482 }
5483
5484 @end
5485 /* }}} */
5486
5487 /* Package Cell {{{ */
5488 @interface PackageCell : CyteTableViewCell <
5489     CyteTableViewCellDelegate
5490 > {
5491     _H<UIImage> icon_;
5492     _H<NSString> name_;
5493     _H<NSString> description_;
5494     bool commercial_;
5495     _H<NSString> source_;
5496     _H<UIImage> badge_;
5497     _H<UIImage> placard_;
5498     bool summarized_;
5499 }
5500
5501 - (PackageCell *) init;
5502 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5503
5504 - (void) drawContentRect:(CGRect)rect;
5505
5506 @end
5507
5508 @implementation PackageCell
5509
5510 - (PackageCell *) init {
5511     CGRect frame(CGRectMake(0, 0, 320, 74));
5512     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5513         UIView *content([self contentView]);
5514         CGRect bounds([content bounds]);
5515
5516         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5517         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5518         [content addSubview:content_];
5519
5520         [content_ setDelegate:self];
5521         [content_ setOpaque:YES];
5522     } return self;
5523 }
5524
5525 - (NSString *) accessibilityLabel {
5526     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5527 }
5528
5529 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5530     summarized_ = summary;
5531
5532     icon_ = nil;
5533     name_ = nil;
5534     description_ = nil;
5535     source_ = nil;
5536     badge_ = nil;
5537     placard_ = nil;
5538
5539     if (package == nil)
5540         [content_ setBackgroundColor:[UIColor whiteColor]];
5541     else {
5542         [package parse];
5543
5544         Source *source = [package source];
5545
5546         icon_ = [package icon];
5547
5548         if (NSString *name = [package name])
5549             name_ = [NSString stringWithString:name];
5550
5551         NSString *description(nil);
5552
5553         if (description == nil && IsWildcat_)
5554             description = [package longDescription];
5555         if (description == nil)
5556             description = [package shortDescription];
5557
5558         if (description != nil)
5559             description_ = [NSString stringWithString:description];
5560
5561         commercial_ = [package isCommercial];
5562
5563         NSString *label = nil;
5564         bool trusted = false;
5565
5566         if (source != nil) {
5567             label = [source label];
5568             trusted = [source trusted];
5569         } else if ([[package id] isEqualToString:@"firmware"])
5570             label = UCLocalize("APPLE");
5571         else
5572             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5573
5574         NSString *from(label);
5575
5576         NSString *section = [package simpleSection];
5577         if (section != nil && ![section isEqualToString:label]) {
5578             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5579             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5580         }
5581
5582         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5583
5584         if (NSString *purpose = [package primaryPurpose])
5585             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5586
5587         UIColor *color;
5588         NSString *placard;
5589
5590         if (NSString *mode = [package mode]) {
5591             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5592                 color = RemovingColor_;
5593                 //placard = @"removing";
5594             } else {
5595                 color = InstallingColor_;
5596                 //placard = @"installing";
5597             }
5598
5599             // XXX: the removing/installing placards are not @2x
5600             placard = nil;
5601         } else {
5602             color = [UIColor whiteColor];
5603
5604             if ([package installed] != nil)
5605                 placard = @"installed";
5606             else
5607                 placard = nil;
5608         }
5609
5610         [content_ setBackgroundColor:color];
5611
5612         if (placard != nil)
5613             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5614     }
5615
5616     [self setNeedsDisplay];
5617     [content_ setNeedsDisplay];
5618 }
5619
5620 - (void) drawSummaryContentRect:(CGRect)rect {
5621     bool highlighted(highlighted_);
5622     float width([self bounds].size.width);
5623
5624     if (icon_ != nil) {
5625         CGRect rect;
5626         rect.size = [(UIImage *) icon_ size];
5627
5628         while (rect.size.width > 16 || rect.size.height > 16) {
5629             rect.size.width /= 2;
5630             rect.size.height /= 2;
5631         }
5632
5633         rect.origin.x = 18 - rect.size.width / 2;
5634         rect.origin.y = 18 - rect.size.height / 2;
5635
5636         [icon_ drawInRect:rect];
5637     }
5638
5639     if (badge_ != nil) {
5640         CGRect rect;
5641         rect.size = [(UIImage *) badge_ size];
5642
5643         rect.size.width /= 4;
5644         rect.size.height /= 4;
5645
5646         rect.origin.x = 23 - rect.size.width / 2;
5647         rect.origin.y = 23 - rect.size.height / 2;
5648
5649         [badge_ drawInRect:rect];
5650     }
5651
5652     if (highlighted)
5653         UISetColor(White_);
5654
5655     if (!highlighted)
5656         UISetColor(commercial_ ? Purple_ : Black_);
5657     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5658
5659     if (placard_ != nil)
5660         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5661 }
5662
5663 - (void) drawNormalContentRect:(CGRect)rect {
5664     bool highlighted(highlighted_);
5665     float width([self bounds].size.width);
5666
5667     if (icon_ != nil) {
5668         CGRect rect;
5669         rect.size = [(UIImage *) icon_ size];
5670
5671         while (rect.size.width > 32 || rect.size.height > 32) {
5672             rect.size.width /= 2;
5673             rect.size.height /= 2;
5674         }
5675
5676         rect.origin.x = 25 - rect.size.width / 2;
5677         rect.origin.y = 25 - rect.size.height / 2;
5678
5679         [icon_ drawInRect:rect];
5680     }
5681
5682     if (badge_ != nil) {
5683         CGRect rect;
5684         rect.size = [(UIImage *) badge_ size];
5685
5686         rect.size.width /= 2;
5687         rect.size.height /= 2;
5688
5689         rect.origin.x = 36 - rect.size.width / 2;
5690         rect.origin.y = 36 - rect.size.height / 2;
5691
5692         [badge_ drawInRect:rect];
5693     }
5694
5695     if (highlighted)
5696         UISetColor(White_);
5697
5698     if (!highlighted)
5699         UISetColor(commercial_ ? Purple_ : Black_);
5700     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5701     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5702
5703     if (!highlighted)
5704         UISetColor(commercial_ ? Purplish_ : Gray_);
5705     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5706
5707     if (placard_ != nil)
5708         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5709 }
5710
5711 - (void) drawContentRect:(CGRect)rect {
5712     if (summarized_)
5713         [self drawSummaryContentRect:rect];
5714     else
5715         [self drawNormalContentRect:rect];
5716 }
5717
5718 @end
5719 /* }}} */
5720 /* Section Cell {{{ */
5721 @protocol SectionsCellDelegate
5722
5723 - (void) reloadData;
5724 - (NSArray *) allSections;
5725
5726 @end
5727
5728 @interface SectionCell : CyteTableViewCell <
5729     CyteTableViewCellDelegate
5730 > {
5731     _H<NSString> basic_;
5732     _H<NSString> base_;
5733     _H<NSString> section_;
5734     _H<NSString> name_;
5735     _H<NSString> count_;
5736     _H<UIImage> icon_;
5737     _H<UISwitch> switch_;
5738     _transient id<SectionsCellDelegate> delegate_;
5739     float indent_;
5740     BOOL editing_;
5741 }
5742
5743 - (void) setSection:(Section *)section editing:(BOOL)editing;
5744
5745 @end
5746
5747 @implementation SectionCell
5748
5749 - (void) setDelegate:(id<SectionsCellDelegate>)delegate {
5750     delegate_ = delegate;
5751 }
5752
5753 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5754     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5755         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5756         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5757         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5758
5759         UIView *content([self contentView]);
5760         CGRect bounds([content bounds]);
5761
5762         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5763         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5764         [content addSubview:content_];
5765         [content_ setBackgroundColor:[UIColor whiteColor]];
5766
5767         [content_ setDelegate:self];
5768     } return self;
5769 }
5770
5771 - (void) _setVisibleState:(BOOL)visible forSection:(NSString *)basic {
5772     NSMutableDictionary *metadata([Sections_ objectForKey:basic]);
5773     if (metadata == nil) {
5774         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5775         [Sections_ setObject:metadata forKey:basic];
5776     }
5777
5778     [metadata setObject:[NSNumber numberWithBool:(visible == NO)] forKey:@"Hidden"];
5779     Changed_ = true;
5780 }
5781
5782 // This method really belongs somewhere else, but the whole sections mechanism is broken and needs something to
5783 // encapsulate it *extremely* badly. :( Anyone up for writing something to make it slightly more sane?
5784 - (void) onSwitch:(id)sender {
5785     [self _setVisibleState:[switch_ isOn] forSection:basic_];
5786
5787     for (Section *section in [delegate_ allSections]) {
5788         NSString *basic = [section name];
5789
5790         static Pcre title_r("^(.*?) \\((.*)\\)$");
5791         if (title_r(basic)) {
5792             // If you turn off or on a top-level section, do the same to all its subsections.
5793             if (base_ == nil && [section_ isEqual:title_r[1]]) {
5794                 [self _setVisibleState:[switch_ isOn] forSection:basic];
5795             }
5796         } else {
5797             // If you turn on a subsection, make sure it's top-level section is on.
5798             if ([switch_ isOn] && base_ != nil && [base_ isEqual:basic]) {
5799                 [self _setVisibleState:YES forSection:basic];
5800             }
5801         }
5802     }
5803
5804     [delegate_ reloadData];
5805 }
5806
5807 - (void) setSection:(Section *)section editing:(BOOL)editing {
5808     if (editing != editing_) {
5809         if (editing_)
5810             [switch_ removeFromSuperview];
5811         else
5812             [self addSubview:switch_];
5813         editing_ = editing;
5814     }
5815
5816     basic_ = nil;
5817     section_ = nil;
5818     name_ = nil;
5819     count_ = nil;
5820
5821     if (section == nil) {
5822         name_ = UCLocalize("ALL_PACKAGES");
5823         count_ = nil;
5824         indent_ = 8;
5825     } else {
5826         basic_ = [section name];
5827         if (basic_ != nil)
5828             basic_ = [basic_ retain];
5829
5830         static Pcre title_r("^(.*?) \\((.*)\\)$");
5831         if (title_r(basic_)) {
5832             base_ = [title_r[1] retain];
5833             section_ = [LocalizeSection(title_r[2]) retain];
5834             indent_ = 28;
5835         } else {
5836             base_ = nil;
5837             section_ = [section localized];
5838             if (section_ != nil)
5839                 section_ = [section_ retain];
5840             indent_ = 8;
5841         }
5842
5843         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5844         count_ = [NSString stringWithFormat:@"%d", [section count]];
5845
5846         if (editing_)
5847             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5848     }
5849
5850     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5851     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5852
5853     [content_ setNeedsDisplay];
5854 }
5855
5856 - (void) setFrame:(CGRect)frame {
5857     [super setFrame:frame];
5858
5859     CGRect rect([switch_ frame]);
5860     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5861 }
5862
5863 - (NSString *) accessibilityLabel {
5864     return name_;
5865 }
5866
5867 - (void) drawContentRect:(CGRect)rect {
5868     bool highlighted(highlighted_ && !editing_);
5869
5870     float left(indent_);
5871     float width(rect.size.width - left);
5872     if (editing_)
5873         width -= 149;
5874     else
5875         width -= 62;
5876
5877     [icon_ drawInRect:CGRectMake(indent_, 7, 32, 32)];
5878         left += 40;
5879
5880     UISetColor(highlighted ? White_ : Black_);
5881     [name_ drawAtPoint:CGPointMake(left, 9) forWidth:width withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5882
5883     CGSize size = [count_ sizeWithFont:Font14_];
5884
5885     UISetColor(White_);
5886     if (count_ != nil)
5887         [count_ drawAtPoint:CGPointMake(indent_ + 5 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5888 }
5889
5890 @end
5891 /* }}} */
5892
5893 /* File Table {{{ */
5894 @interface FileTable : CyteViewController <
5895     UITableViewDataSource,
5896     UITableViewDelegate
5897 > {
5898     _transient Database *database_;
5899     _H<Package> package_;
5900     _H<NSString> name_;
5901     _H<NSMutableArray> files_;
5902     _H<UITableView, 2> list_;
5903 }
5904
5905 - (id) initWithDatabase:(Database *)database;
5906 - (void) setPackage:(Package *)package;
5907
5908 @end
5909
5910 @implementation FileTable
5911
5912 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5913     return files_ == nil ? 0 : [files_ count];
5914 }
5915
5916 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5917     return 24.0f;
5918 }*/
5919
5920 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5921     static NSString *reuseIdentifier = @"Cell";
5922
5923     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5924     if (cell == nil) {
5925         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5926         [cell setFont:[UIFont systemFontOfSize:16]];
5927     }
5928     [cell setText:[files_ objectAtIndex:indexPath.row]];
5929     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5930
5931     return cell;
5932 }
5933
5934 - (NSURL *) navigationURL {
5935     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5936 }
5937
5938 - (void) loadView {
5939     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5940     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5941     [list_ setRowHeight:24.0f];
5942     [(UITableView *) list_ setDataSource:self];
5943     [list_ setDelegate:self];
5944     [self setView:list_];
5945 }
5946
5947 - (void) viewDidLoad {
5948     [super viewDidLoad];
5949
5950     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5951 }
5952
5953 - (void) releaseSubviews {
5954     list_ = nil;
5955
5956     package_ = nil;
5957     files_ = nil;
5958
5959     [super releaseSubviews];
5960 }
5961
5962 - (id) initWithDatabase:(Database *)database {
5963     if ((self = [super init]) != nil) {
5964         database_ = database;
5965     } return self;
5966 }
5967
5968 - (void) setPackage:(Package *)package {
5969     package_ = nil;
5970     name_ = nil;
5971
5972     files_ = [NSMutableArray arrayWithCapacity:32];
5973
5974     if (package != nil) {
5975         package_ = package;
5976         name_ = [package id];
5977
5978         if (NSArray *files = [package files])
5979             [files_ addObjectsFromArray:files];
5980
5981         if ([files_ count] != 0) {
5982             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5983                 [files_ removeObjectAtIndex:0];
5984             [files_ sortUsingSelector:@selector(compareByPath:)];
5985
5986             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5987             [stack addObject:@"/"];
5988
5989             for (int i(0), e([files_ count]); i != e; ++i) {
5990                 NSString *file = [files_ objectAtIndex:i];
5991                 while (![file hasPrefix:[stack lastObject]])
5992                     [stack removeLastObject];
5993                 NSString *directory = [stack lastObject];
5994                 [stack addObject:[file stringByAppendingString:@"/"]];
5995                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5996                     ([stack count] - 2) * 3, "",
5997                     [file substringFromIndex:[directory length]]
5998                 ]];
5999             }
6000         }
6001     }
6002
6003     [list_ reloadData];
6004 }
6005
6006 - (void) reloadData {
6007     [super reloadData];
6008
6009     [self setPackage:[database_ packageWithName:name_]];
6010 }
6011
6012 @end
6013 /* }}} */
6014 /* Package Controller {{{ */
6015 @interface CYPackageController : CydiaWebViewController <
6016     UIActionSheetDelegate
6017 > {
6018     _transient Database *database_;
6019     _H<Package> package_;
6020     _H<NSString> name_;
6021     bool commercial_;
6022     _H<NSMutableArray> buttons_;
6023     _H<UIBarButtonItem> button_;
6024 }
6025
6026 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6027
6028 @end
6029
6030 @implementation CYPackageController
6031
6032 - (NSURL *) navigationURL {
6033     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6034 }
6035
6036 /* XXX: this is not safe at all... localization of /fail/ */
6037 - (void) _clickButtonWithName:(NSString *)name {
6038     if ([name isEqualToString:UCLocalize("CLEAR")])
6039         [delegate_ clearPackage:package_];
6040     else if ([name isEqualToString:UCLocalize("INSTALL")])
6041         [delegate_ installPackage:package_];
6042     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6043         [delegate_ installPackage:package_];
6044     else if ([name isEqualToString:UCLocalize("REMOVE")])
6045         [delegate_ removePackage:package_];
6046     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6047         [delegate_ installPackage:package_];
6048     else _assert(false);
6049 }
6050
6051 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6052     NSString *context([sheet context]);
6053
6054     if ([context isEqualToString:@"modify"]) {
6055         if (button != [sheet cancelButtonIndex]) {
6056             NSString *buttonName = [buttons_ objectAtIndex:button];
6057             [self _clickButtonWithName:buttonName];
6058         }
6059
6060         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6061     }
6062 }
6063
6064 - (bool) _allowJavaScriptPanel {
6065     return commercial_;
6066 }
6067
6068 #if !AlwaysReload
6069 - (void) _customButtonClicked {
6070     int count([buttons_ count]);
6071     if (count == 0)
6072         return;
6073
6074     if (count == 1)
6075         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6076     else {
6077         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6078         [buttons addObjectsFromArray:buttons_];
6079
6080         UIActionSheet *sheet = [[[UIActionSheet alloc]
6081             initWithTitle:nil
6082             delegate:self
6083             cancelButtonTitle:nil
6084             destructiveButtonTitle:nil
6085             otherButtonTitles:nil
6086         ] autorelease];
6087
6088         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6089         if (!IsWildcat_) {
6090            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6091            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6092         }
6093         [sheet setContext:@"modify"];
6094
6095         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6096     }
6097 }
6098
6099 // We don't want to allow non-commercial packages to do custom things to the install button,
6100 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6101 - (void) customButtonClicked {
6102     if (commercial_)
6103         [super customButtonClicked];
6104     else
6105         [self _customButtonClicked];
6106 }
6107
6108 - (void) reloadButtonClicked {
6109     // Don't reload a commerical package by tapping the loading button,
6110     // but if it's not an Install button, we should forward it on.
6111     if (![package_ uninstalled])
6112         [self _customButtonClicked];
6113 }
6114
6115 - (void) applyLoadingTitle {
6116     // Don't show "Loading" as the title. Ever.
6117 }
6118
6119 - (UIBarButtonItem *) rightButton {
6120     return button_;
6121 }
6122 #endif
6123
6124 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6125     if ((self = [super init]) != nil) {
6126         database_ = database;
6127         buttons_ = [NSMutableArray arrayWithCapacity:4];
6128         name_ = name == nil ? @"" : [NSString stringWithString:name];
6129         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6130     } return self;
6131 }
6132
6133 - (void) reloadData {
6134     [super reloadData];
6135
6136     package_ = [database_ packageWithName:name_];
6137
6138     [buttons_ removeAllObjects];
6139
6140     if (package_ != nil) {
6141         [(Package *) package_ parse];
6142
6143         commercial_ = [package_ isCommercial];
6144
6145         if ([package_ mode] != nil)
6146             [buttons_ addObject:UCLocalize("CLEAR")];
6147         if ([package_ source] == nil);
6148         else if ([package_ upgradableAndEssential:NO])
6149             [buttons_ addObject:UCLocalize("UPGRADE")];
6150         else if ([package_ uninstalled])
6151             [buttons_ addObject:UCLocalize("INSTALL")];
6152         else
6153             [buttons_ addObject:UCLocalize("REINSTALL")];
6154         if (![package_ uninstalled])
6155             [buttons_ addObject:UCLocalize("REMOVE")];
6156     }
6157
6158     NSString *title;
6159     switch ([buttons_ count]) {
6160         case 0: title = nil; break;
6161         case 1: title = [buttons_ objectAtIndex:0]; break;
6162         default: title = UCLocalize("MODIFY"); break;
6163     }
6164
6165     button_ = [[[UIBarButtonItem alloc]
6166         initWithTitle:title
6167         style:UIBarButtonItemStylePlain
6168         target:self
6169         action:@selector(customButtonClicked)
6170     ] autorelease];
6171 }
6172
6173 - (bool) isLoading {
6174     return commercial_ ? [super isLoading] : false;
6175 }
6176
6177 @end
6178 /* }}} */
6179
6180 /* Package List Controller {{{ */
6181 @interface PackageListController : CyteViewController <
6182     UITableViewDataSource,
6183     UITableViewDelegate
6184 > {
6185     _transient Database *database_;
6186     unsigned era_;
6187     _H<NSArray> packages_;
6188     _H<NSMutableArray> sections_;
6189     _H<UITableView, 2> list_;
6190     _H<NSMutableArray> index_;
6191     _H<NSMutableDictionary> indices_;
6192     _H<NSString> title_;
6193     unsigned reloading_;
6194 }
6195
6196 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6197 - (void) setDelegate:(id)delegate;
6198 - (void) resetCursor;
6199 - (void) clearData;
6200
6201 @end
6202
6203 @implementation PackageListController
6204
6205 - (NSURL *) referrerURL {
6206     return [self navigationURL];
6207 }
6208
6209 - (bool) isSummarized {
6210     return false;
6211 }
6212
6213 - (bool) showsSections {
6214     return true;
6215 }
6216
6217 - (void) deselectWithAnimation:(BOOL)animated {
6218     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6219 }
6220
6221 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6222     CGRect base = [[self view] bounds];
6223     base.size.height -= bounds.size.height;
6224     base.origin = [list_ frame].origin;
6225
6226     [UIView beginAnimations:nil context:NULL];
6227     [UIView setAnimationBeginsFromCurrentState:YES];
6228     [UIView setAnimationCurve:curve];
6229     [UIView setAnimationDuration:duration];
6230     [list_ setFrame:base];
6231     [UIView commitAnimations];
6232 }
6233
6234 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6235     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6236 }
6237
6238 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6239     [self resizeForKeyboardBounds:bounds duration:0];
6240 }
6241
6242 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6243     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6244         *curve = UIViewAnimationCurveEaseInOut;
6245     else
6246         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6247
6248     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6249         *duration = 0.3;
6250     else
6251         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6252 }
6253
6254 - (void) keyboardWillShow:(NSNotification *)notification {
6255     CGRect bounds;
6256     CGPoint center;
6257     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6258     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6259
6260     NSTimeInterval duration;
6261     UIViewAnimationCurve curve;
6262     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6263
6264     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6265     UIViewController *base = self;
6266     while ([base parentViewController] != nil)
6267         base = [base parentViewController];
6268     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6269     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6270
6271     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6272         intersection.size.height += CYStatusBarHeight();
6273
6274     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6275 }
6276
6277 - (void) keyboardWillHide:(NSNotification *)notification {
6278     NSTimeInterval duration;
6279     UIViewAnimationCurve curve;
6280     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6281
6282     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6283 }
6284
6285 - (void) viewWillAppear:(BOOL)animated {
6286     [super viewWillAppear:animated];
6287
6288     [self resizeForKeyboardBounds:CGRectZero];
6289     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6290     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6291 }
6292
6293 - (void) viewWillDisappear:(BOOL)animated {
6294     [super viewWillDisappear:animated];
6295
6296     [self resizeForKeyboardBounds:CGRectZero];
6297     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6298     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6299 }
6300
6301 - (void) viewDidAppear:(BOOL)animated {
6302     [super viewDidAppear:animated];
6303     [self deselectWithAnimation:animated];
6304 }
6305
6306 - (void) didSelectPackage:(Package *)package {
6307     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6308     [view setDelegate:delegate_];
6309     [[self navigationController] pushViewController:view animated:YES];
6310 }
6311
6312 #if TryIndexedCollation
6313 + (BOOL) hasIndexedCollation {
6314     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6315 }
6316 #endif
6317
6318 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6319     NSInteger count([sections_ count]);
6320     return count == 0 ? 1 : count;
6321 }
6322
6323 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6324     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6325         return nil;
6326     return [[sections_ objectAtIndex:section] name];
6327 }
6328
6329 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6330     if ([sections_ count] == 0)
6331         return 0;
6332     return [[sections_ objectAtIndex:section] count];
6333 }
6334
6335 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6336 @synchronized (database_) {
6337     if ([database_ era] != era_)
6338         return nil;
6339
6340     Section *section([sections_ objectAtIndex:[path section]]);
6341     NSInteger row([path row]);
6342     Package *package([packages_ objectAtIndex:([section row] + row)]);
6343     return [[package retain] autorelease];
6344 } }
6345
6346 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6347     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6348     if (cell == nil)
6349         cell = [[[PackageCell alloc] init] autorelease];
6350
6351     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6352     [cell setPackage:package asSummary:[self isSummarized]];
6353     return cell;
6354 }
6355
6356 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6357     Package *package([self packageAtIndexPath:path]);
6358     package = [database_ packageWithName:[package id]];
6359     [self didSelectPackage:package];
6360 }
6361
6362 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6363     if (![self showsSections])
6364         return nil;
6365
6366     return index_;
6367 }
6368
6369 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6370 #if TryIndexedCollation
6371     if ([[self class] hasIndexedCollation]) {
6372         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6373     }
6374 #endif
6375
6376     return index;
6377 }
6378
6379 - (void) updateHeight {
6380     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6381 }
6382
6383 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6384     if ((self = [super init]) != nil) {
6385         database_ = database;
6386         title_ = [title copy];
6387         [[self navigationItem] setTitle:title_];
6388     } return self;
6389 }
6390
6391 - (void) loadView {
6392     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6393     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6394     [self setView:view];
6395
6396     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6397     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6398     [view addSubview:list_];
6399
6400     // XXX: is 20 the most optimal number here?
6401     [list_ setSectionIndexMinimumDisplayRowCount:20];
6402
6403     [(UITableView *) list_ setDataSource:self];
6404     [list_ setDelegate:self];
6405
6406     [self updateHeight];
6407 }
6408
6409 - (void) releaseSubviews {
6410     list_ = nil;
6411
6412     packages_ = nil;
6413     sections_ = nil;
6414     index_ = nil;
6415     indices_ = nil;
6416
6417     [super releaseSubviews];
6418 }
6419
6420 - (void) setDelegate:(id)delegate {
6421     delegate_ = delegate;
6422 }
6423
6424 - (bool) shouldYield {
6425     return false;
6426 }
6427
6428 - (bool) shouldBlock {
6429     return false;
6430 }
6431
6432 - (NSMutableArray *) _reloadPackages {
6433 @synchronized (database_) {
6434     era_ = [database_ era];
6435     NSArray *packages([database_ packages]);
6436
6437     return [NSMutableArray arrayWithArray:packages];
6438 } }
6439
6440 - (void) _reloadData {
6441     if (reloading_ != 0) {
6442         reloading_ = 2;
6443         return;
6444     }
6445
6446     NSArray *packages;
6447
6448   reload:
6449     if ([self shouldYield]) {
6450         do {
6451             UIProgressHUD *hud;
6452
6453             if (![self shouldBlock])
6454                 hud = nil;
6455             else {
6456                 hud = [delegate_ addProgressHUD];
6457                 [hud setText:UCLocalize("LOADING")];
6458             }
6459
6460             reloading_ = 1;
6461             packages = [self yieldToSelector:@selector(_reloadPackages)];
6462
6463             if (hud != nil)
6464                 [delegate_ removeProgressHUD:hud];
6465         } while (reloading_ == 2);
6466     } else {
6467         packages = [self _reloadPackages];
6468     }
6469
6470 @synchronized (database_) {
6471     if (era_ != [database_ era])
6472         goto reload;
6473     reloading_ = 0;
6474
6475     packages_ = packages;
6476
6477     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6478     sections_ = [NSMutableArray arrayWithCapacity:16];
6479
6480     Section *section = nil;
6481
6482 #if TryIndexedCollation
6483     if ([[self class] hasIndexedCollation]) {
6484         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6485
6486         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6487         NSArray *titles = [collation sectionIndexTitles];
6488         int secidx = -1;
6489
6490         _profile(PackageTable$reloadData$Section)
6491             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6492                 Package *package;
6493                 int index;
6494
6495                 _profile(PackageTable$reloadData$Section$Package)
6496                     package = [packages_ objectAtIndex:offset];
6497                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6498                 _end
6499
6500                 while (secidx < index) {
6501                     secidx += 1;
6502
6503                     _profile(PackageTable$reloadData$Section$Allocate)
6504                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6505                     _end
6506
6507                     _profile(PackageTable$reloadData$Section$Add)
6508                         [sections_ addObject:section];
6509                     _end
6510                 }
6511
6512                 [section addToCount];
6513             }
6514         _end
6515     } else
6516 #endif
6517     {
6518         index_ = [NSMutableArray arrayWithCapacity:32];
6519
6520         bool sectioned([self showsSections]);
6521         if (!sectioned) {
6522             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6523             [sections_ addObject:section];
6524         }
6525
6526         _profile(PackageTable$reloadData$Section)
6527             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6528                 Package *package;
6529                 unichar index;
6530
6531                 _profile(PackageTable$reloadData$Section$Package)
6532                     package = [packages_ objectAtIndex:offset];
6533                     index = [package index];
6534                 _end
6535
6536                 if (sectioned && (section == nil || [section index] != index)) {
6537                     _profile(PackageTable$reloadData$Section$Allocate)
6538                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6539                     _end
6540
6541                     [index_ addObject:[section name]];
6542                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6543
6544                     _profile(PackageTable$reloadData$Section$Add)
6545                         [sections_ addObject:section];
6546                     _end
6547                 }
6548
6549                 [section addToCount];
6550             }
6551         _end
6552     }
6553
6554     [self updateHeight];
6555
6556     _profile(PackageTable$reloadData$List)
6557         [(UITableView *) list_ setDataSource:self];
6558         [list_ reloadData];
6559     _end
6560 } }
6561
6562 - (void) reloadData {
6563     [super reloadData];
6564
6565     if ([self shouldYield])
6566         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6567     else
6568         [self _reloadData];
6569 }
6570
6571 - (void) resetCursor {
6572     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6573 }
6574
6575 - (void) clearData {
6576     [self updateHeight];
6577
6578     [list_ setDataSource:nil];
6579     [list_ reloadData];
6580
6581     [self resetCursor];
6582 }
6583
6584 @end
6585 /* }}} */
6586 /* Filtered Package List Controller {{{ */
6587 @interface FilteredPackageListController : PackageListController {
6588     SEL filter_;
6589     IMP imp_;
6590     _H<NSObject> object_;
6591 }
6592
6593 - (void) setObject:(id)object;
6594 - (void) setObject:(id)object forFilter:(SEL)filter;
6595
6596 - (SEL) filter;
6597 - (void) setFilter:(SEL)filter;
6598
6599 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6600
6601 @end
6602
6603 @implementation FilteredPackageListController
6604
6605 - (SEL) filter {
6606     return filter_;
6607 }
6608
6609 - (void) setFilter:(SEL)filter {
6610 @synchronized (self) {
6611     filter_ = filter;
6612
6613     /* XXX: this is an unsafe optimization of doomy hell */
6614     Method method(class_getInstanceMethod([Package class], filter));
6615     _assert(method != NULL);
6616     imp_ = method_getImplementation(method);
6617     _assert(imp_ != NULL);
6618 } }
6619
6620 - (void) setObject:(id)object {
6621 @synchronized (self) {
6622     object_ = object;
6623 } }
6624
6625 - (void) setObject:(id)object forFilter:(SEL)filter {
6626 @synchronized (self) {
6627     [self setFilter:filter];
6628     [self setObject:object];
6629 } }
6630
6631 - (NSMutableArray *) _reloadPackages {
6632 @synchronized (database_) {
6633     era_ = [database_ era];
6634     NSArray *packages([database_ packages]);
6635
6636     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6637
6638     IMP imp;
6639     SEL filter;
6640     _H<NSObject> object;
6641
6642     @synchronized (self) {
6643         imp = imp_;
6644         filter = filter_;
6645         object = object_;
6646     }
6647
6648     _profile(PackageTable$reloadData$Filter)
6649         for (Package *package in packages)
6650             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6651                 [filtered addObject:package];
6652     _end
6653
6654     return filtered;
6655 } }
6656
6657 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6658     if ((self = [super initWithDatabase:database title:title]) != nil) {
6659         [self setFilter:filter];
6660         [self setObject:object];
6661     } return self;
6662 }
6663
6664 @end
6665 /* }}} */
6666
6667 /* Home Controller {{{ */
6668 @interface HomeController : CydiaWebViewController {
6669     CFRunLoopRef runloop_;
6670     SCNetworkReachabilityRef reachability_;
6671 }
6672
6673 @end
6674
6675 @implementation HomeController
6676
6677 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6678     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6679 }
6680
6681 - (id) init {
6682     if ((self = [super init]) != nil) {
6683         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6684         [self reloadData];
6685
6686         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6687         if (reachability_ != NULL) {
6688             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6689             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6690
6691             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6692             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6693                 runloop_ = runloop;
6694         }
6695     } return self;
6696 }
6697
6698 - (void) dealloc {
6699     if (reachability_ != NULL && runloop_ != NULL)
6700         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6701     [super dealloc];
6702 }
6703
6704 - (NSURL *) navigationURL {
6705     return [NSURL URLWithString:@"cydia://home"];
6706 }
6707
6708 - (void) aboutButtonClicked {
6709     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6710
6711     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6712     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6713     [alert setCancelButtonIndex:0];
6714
6715     [alert setMessage:
6716         @"Copyright \u00a9 2008-2011\n"
6717         "SaurikIT, LLC\n"
6718         "\n"
6719         "Jay Freeman (saurik)\n"
6720         "saurik@saurik.com\n"
6721         "http://www.saurik.com/"
6722     ];
6723
6724     [alert show];
6725 }
6726
6727 - (UIBarButtonItem *) leftButton {
6728     return [[[UIBarButtonItem alloc]
6729         initWithTitle:UCLocalize("ABOUT")
6730         style:UIBarButtonItemStylePlain
6731         target:self
6732         action:@selector(aboutButtonClicked)
6733     ] autorelease];
6734 }
6735
6736 @end
6737 /* }}} */
6738 /* Manage Controller {{{ */
6739 @interface ManageController : CydiaWebViewController {
6740 }
6741
6742 - (void) queueStatusDidChange;
6743
6744 @end
6745
6746 @implementation ManageController
6747
6748 - (id) init {
6749     if ((self = [super init]) != nil) {
6750         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6751     } return self;
6752 }
6753
6754 - (NSURL *) navigationURL {
6755     return [NSURL URLWithString:@"cydia://manage"];
6756 }
6757
6758 - (UIBarButtonItem *) leftButton {
6759     return [[[UIBarButtonItem alloc]
6760         initWithTitle:UCLocalize("SETTINGS")
6761         style:UIBarButtonItemStylePlain
6762         target:self
6763         action:@selector(settingsButtonClicked)
6764     ] autorelease];
6765 }
6766
6767 - (void) settingsButtonClicked {
6768     [delegate_ showSettings];
6769 }
6770
6771 - (void) queueButtonClicked {
6772     [delegate_ queue];
6773 }
6774
6775 - (UIBarButtonItem *) rightButton {
6776     return Queuing_ ? [[[UIBarButtonItem alloc]
6777         initWithTitle:UCLocalize("QUEUE")
6778         style:UIBarButtonItemStyleDone
6779         target:self
6780         action:@selector(queueButtonClicked)
6781     ] autorelease] : nil;
6782 }
6783
6784 - (void) queueStatusDidChange {
6785     [self applyRightButton];
6786 }
6787
6788 - (bool) isLoading {
6789     return !Queuing_ && [super isLoading];
6790 }
6791
6792 @end
6793 /* }}} */
6794
6795 /* Refresh Bar {{{ */
6796 @interface RefreshBar : UINavigationBar {
6797     _H<UIProgressIndicator> indicator_;
6798     _H<UITextLabel> prompt_;
6799     _H<UIProgressBar> progress_;
6800     _H<UINavigationButton> cancel_;
6801 }
6802
6803 @end
6804
6805 @implementation RefreshBar
6806
6807 - (void) positionViews {
6808     CGRect frame = [cancel_ frame];
6809     frame.size = [cancel_ sizeThatFits:frame.size];
6810     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6811     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6812     [cancel_ setFrame:frame];
6813
6814     CGSize prgsize = {75, 100};
6815     CGRect prgrect = {{
6816         [self frame].size.width - prgsize.width - 10,
6817         ([self frame].size.height - prgsize.height) / 2
6818     } , prgsize};
6819     [progress_ setFrame:prgrect];
6820
6821     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6822     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6823     CGRect indrect = {{indoffset, indoffset}, indsize};
6824     [indicator_ setFrame:indrect];
6825
6826     CGSize prmsize = {215, indsize.height + 4};
6827     CGRect prmrect = {{
6828         indoffset * 2 + indsize.width,
6829         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6830     }, prmsize};
6831     [prompt_ setFrame:prmrect];
6832 }
6833
6834 - (void) setFrame:(CGRect)frame {
6835     [super setFrame:frame];
6836     [self positionViews];
6837 }
6838
6839 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6840     if ((self = [super initWithFrame:frame]) != nil) {
6841         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6842
6843         [self setBarStyle:UIBarStyleBlack];
6844
6845         UIBarStyle barstyle([self _barStyle:NO]);
6846         bool ugly(barstyle == UIBarStyleDefault);
6847
6848         UIProgressIndicatorStyle style = ugly ?
6849             UIProgressIndicatorStyleMediumBrown :
6850             UIProgressIndicatorStyleMediumWhite;
6851
6852         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6853         [(UIProgressIndicator *) indicator_ setStyle:style];
6854         [indicator_ startAnimation];
6855         [self addSubview:indicator_];
6856
6857         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6858         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6859         [prompt_ setBackgroundColor:[UIColor clearColor]];
6860         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6861         [self addSubview:prompt_];
6862
6863         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6864         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6865         [(UIProgressBar *) progress_ setStyle:0];
6866         [self addSubview:progress_];
6867
6868         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6869         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6870         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6871         [cancel_ setBarStyle:barstyle];
6872
6873         [self positionViews];
6874     } return self;
6875 }
6876
6877 - (void) setCancellable:(bool)cancellable {
6878     if (cancellable)
6879         [self addSubview:cancel_];
6880     else
6881         [cancel_ removeFromSuperview];
6882 }
6883
6884 - (void) start {
6885     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6886     [progress_ setProgress:0];
6887 }
6888
6889 - (void) stop {
6890     [self setCancellable:NO];
6891 }
6892
6893 - (void) setPrompt:(NSString *)prompt {
6894     [prompt_ setText:prompt];
6895 }
6896
6897 - (void) setProgress:(float)progress {
6898     [progress_ setProgress:progress];
6899 }
6900
6901 @end
6902 /* }}} */
6903
6904 /* Cydia Navigation Controller Interface {{{ */
6905 @interface UINavigationController (Cydia)
6906
6907 - (NSArray *) navigationURLCollection;
6908 - (void) unloadData;
6909
6910 @end
6911 /* }}} */
6912
6913 /* Cydia Tab Bar Controller {{{ */
6914 @interface CYTabBarController : UITabBarController <
6915     UITabBarControllerDelegate,
6916     ProgressDelegate
6917 > {
6918     _transient Database *database_;
6919     _H<RefreshBar, 1> refreshbar_;
6920
6921     bool dropped_;
6922     bool updating_;
6923     // XXX: ok, "updatedelegate_"?...
6924     _transient NSObject<CydiaDelegate> *updatedelegate_;
6925
6926     _H<UIViewController> remembered_;
6927     _transient UIViewController *transient_;
6928 }
6929
6930 - (NSArray *) navigationURLCollection;
6931 - (void) dropBar:(BOOL)animated;
6932 - (void) beginUpdate;
6933 - (void) raiseBar:(BOOL)animated;
6934 - (BOOL) updating;
6935 - (void) unloadData;
6936
6937 @end
6938
6939 @implementation CYTabBarController
6940
6941 - (void) didReceiveMemoryWarning {
6942     [super didReceiveMemoryWarning];
6943
6944     // presenting a UINavigationController on 2.x does not update its transitionView
6945     // it thereby will not allow its topViewController to be unloaded by memory pressure
6946     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6947         UIViewController *selected([self selectedViewController]);
6948         for (UINavigationController *controller in [self viewControllers])
6949             if (controller != selected)
6950                 if (UIViewController *top = [controller topViewController])
6951                     [top unloadView];
6952     }
6953 }
6954
6955 - (void) setUnselectedViewController:(UIViewController *)transient {
6956     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6957         if (transient != nil) {
6958             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6959             [self setSelectedIndex:0];
6960         } return;
6961     }
6962
6963     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6964     if (transient != nil) {
6965         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6966         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6967         transient = navigation;
6968
6969         if (transient_ == nil)
6970             remembered_ = [controllers objectAtIndex:0];
6971         transient_ = transient;
6972         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6973         [controllers replaceObjectAtIndex:0 withObject:transient_];
6974         [self setSelectedIndex:0];
6975         [self setViewControllers:controllers];
6976         [self concealTabBarSelection];
6977     } else if (remembered_ != nil) {
6978         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6979         transient_ = transient;
6980         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6981         remembered_ = nil;
6982         [self setViewControllers:controllers];
6983         [self revealTabBarSelection];
6984     }
6985 }
6986
6987 - (UIViewController *) unselectedViewController {
6988     return transient_;
6989 }
6990
6991 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6992     if ([self unselectedViewController])
6993         [self setUnselectedViewController:nil];
6994
6995     // presenting a UINavigationController on 2.x does not update its transitionView
6996     // if this view was unloaded, the tranitionView may currently be presenting nothing
6997     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6998         UINavigationController *navigation((UINavigationController *) viewController);
6999         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
7000         [navigation popViewControllerAnimated:NO];
7001     }
7002 }
7003
7004 - (NSArray *) navigationURLCollection {
7005     NSMutableArray *items([NSMutableArray array]);
7006
7007     // XXX: Should this deal with transient view controllers?
7008     for (id navigation in [self viewControllers]) {
7009         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7010         if (stack != nil)
7011             [items addObject:stack];
7012     }
7013
7014     return items;
7015 }
7016
7017 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
7018     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
7019         [self setUnselectedViewController:nil];
7020     else
7021         [super dismissModalViewControllerAnimated:YES];
7022 }
7023
7024 - (void) unloadData {
7025     [super unloadData];
7026
7027     for (UINavigationController *controller in [self viewControllers])
7028         [controller unloadData];
7029
7030     if (UIViewController *selected = [self selectedViewController])
7031         [selected reloadData];
7032
7033     if (UIViewController *unselected = [self unselectedViewController]) {
7034         [unselected unloadData];
7035         [unselected reloadData];
7036     }
7037 }
7038
7039 - (void) dealloc {
7040     [[NSNotificationCenter defaultCenter] removeObserver:self];
7041
7042     [super dealloc];
7043 }
7044
7045 - (id) initWithDatabase:(Database *)database {
7046     if ((self = [super init]) != nil) {
7047         database_ = database;
7048         [self setDelegate:self];
7049
7050         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7051         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
7052
7053         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
7054     } return self;
7055 }
7056
7057 - (void) setUpdate:(NSDate *)date {
7058     [self beginUpdate];
7059 }
7060
7061 - (void) beginUpdate {
7062     [(RefreshBar *) refreshbar_ start];
7063     [self dropBar:YES];
7064
7065     [updatedelegate_ retainNetworkActivityIndicator];
7066     updating_ = true;
7067
7068     [NSThread
7069         detachNewThreadSelector:@selector(performUpdate)
7070         toTarget:self
7071         withObject:nil
7072     ];
7073 }
7074
7075 - (void) performUpdate {
7076     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7077
7078     Status status;
7079     status.setDelegate(self);
7080     [database_ updateWithStatus:status];
7081
7082     [self
7083         performSelectorOnMainThread:@selector(completeUpdate)
7084         withObject:nil
7085         waitUntilDone:NO
7086     ];
7087
7088     [pool release];
7089 }
7090
7091 - (void) stopUpdateWithSelector:(SEL)selector {
7092     updating_ = false;
7093     [updatedelegate_ releaseNetworkActivityIndicator];
7094
7095     [self raiseBar:YES];
7096     [refreshbar_ stop];
7097
7098     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7099 }
7100
7101 - (void) completeUpdate {
7102     if (!updating_)
7103         return;
7104     [self stopUpdateWithSelector:@selector(reloadData)];
7105 }
7106
7107 - (void) cancelUpdate {
7108     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7109 }
7110
7111 - (void) cancelPressed {
7112     [self cancelUpdate];
7113 }
7114
7115 - (BOOL) updating {
7116     return updating_;
7117 }
7118
7119 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7120     [refreshbar_ setPrompt:[event compoundMessage]];
7121 }
7122
7123 - (bool) isProgressCancelled {
7124     return !updating_;
7125 }
7126
7127 - (void) setProgressCancellable:(NSNumber *)cancellable {
7128     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7129 }
7130
7131 - (void) setProgressPercent:(NSNumber *)percent {
7132     [refreshbar_ setProgress:[percent floatValue]];
7133 }
7134
7135 - (void) setProgressStatus:(NSDictionary *)status {
7136     if (status != nil)
7137         [self setProgressPercent:[status objectForKey:@"Percent"]];
7138 }
7139
7140 - (void) setUpdateDelegate:(id)delegate {
7141     updatedelegate_ = delegate;
7142 }
7143
7144 - (UIView *) transitionView {
7145     if ([self respondsToSelector:@selector(_transitionView)])
7146         return [self _transitionView];
7147     else
7148         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7149 }
7150
7151 - (void) dropBar:(BOOL)animated {
7152     if (dropped_)
7153         return;
7154     dropped_ = true;
7155
7156     UIView *transition([self transitionView]);
7157     [[self view] addSubview:refreshbar_];
7158
7159     CGRect barframe([refreshbar_ frame]);
7160
7161     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7162         barframe.origin.y = CYStatusBarHeight();
7163     else
7164         barframe.origin.y = 0;
7165
7166     [refreshbar_ setFrame:barframe];
7167
7168     if (animated)
7169         [UIView beginAnimations:nil context:NULL];
7170
7171     CGRect viewframe = [transition frame];
7172     viewframe.origin.y += barframe.size.height;
7173     viewframe.size.height -= barframe.size.height;
7174     [transition setFrame:viewframe];
7175
7176     if (animated)
7177         [UIView commitAnimations];
7178
7179     // Ensure bar has the proper width for our view, it might have changed
7180     barframe.size.width = viewframe.size.width;
7181     [refreshbar_ setFrame:barframe];
7182 }
7183
7184 - (void) raiseBar:(BOOL)animated {
7185     if (!dropped_)
7186         return;
7187     dropped_ = false;
7188
7189     UIView *transition([self transitionView]);
7190     [refreshbar_ removeFromSuperview];
7191
7192     CGRect barframe([refreshbar_ frame]);
7193
7194     if (animated)
7195         [UIView beginAnimations:nil context:NULL];
7196
7197     CGRect viewframe = [transition frame];
7198     viewframe.origin.y -= barframe.size.height;
7199     viewframe.size.height += barframe.size.height;
7200     [transition setFrame:viewframe];
7201
7202     if (animated)
7203         [UIView commitAnimations];
7204 }
7205
7206 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7207     bool dropped(dropped_);
7208
7209     if (dropped)
7210         [self raiseBar:NO];
7211
7212     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7213
7214     if (dropped)
7215         [self dropBar:NO];
7216 }
7217
7218 - (void) statusBarFrameChanged:(NSNotification *)notification {
7219     if (dropped_) {
7220         [self raiseBar:NO];
7221         [self dropBar:NO];
7222     }
7223 }
7224
7225 @end
7226 /* }}} */
7227
7228 /* Cydia Navigation Controller Implementation {{{ */
7229 @implementation UINavigationController (Cydia)
7230
7231 - (NSArray *) navigationURLCollection {
7232     NSMutableArray *stack([NSMutableArray array]);
7233
7234     for (CyteViewController *controller in [self viewControllers]) {
7235         NSString *url = [[controller navigationURL] absoluteString];
7236         if (url != nil)
7237             [stack addObject:url];
7238     }
7239
7240     return stack;
7241 }
7242
7243 - (void) reloadData {
7244     [super reloadData];
7245
7246     UIViewController *visible([self visibleViewController]);
7247     if (visible != nil)
7248         [visible reloadData];
7249
7250     // on the iPad, this view controller is ALSO visible. :(
7251     if (IsWildcat_)
7252         if (UIViewController *top = [self topViewController])
7253             if (top != visible)
7254                 [top reloadData];
7255 }
7256
7257 - (void) unloadData {
7258     for (CyteViewController *page in [self viewControllers])
7259         [page unloadData];
7260
7261     [super unloadData];
7262 }
7263
7264 @end
7265 /* }}} */
7266
7267 /* Cydia:// Protocol {{{ */
7268 @interface CydiaURLProtocol : NSURLProtocol {
7269 }
7270
7271 @end
7272
7273 @implementation CydiaURLProtocol
7274
7275 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7276     NSURL *url([request URL]);
7277     if (url == nil)
7278         return NO;
7279
7280     NSString *scheme([[url scheme] lowercaseString]);
7281     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7282         return YES;
7283     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7284         return YES;
7285
7286     return NO;
7287 }
7288
7289 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7290     return request;
7291 }
7292
7293 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7294     id<NSURLProtocolClient> client([self client]);
7295     if (icon == nil)
7296         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7297     else {
7298         NSData *data(UIImagePNGRepresentation(icon));
7299
7300         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7301         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7302         [client URLProtocol:self didLoadData:data];
7303         [client URLProtocolDidFinishLoading:self];
7304     }
7305 }
7306
7307 - (void) startLoading {
7308     id<NSURLProtocolClient> client([self client]);
7309     NSURLRequest *request([self request]);
7310
7311     NSURL *url([request URL]);
7312     NSString *href([url absoluteString]);
7313     NSString *scheme([[url scheme] lowercaseString]);
7314
7315     NSString *path;
7316
7317     if ([scheme isEqualToString:@"cydia"])
7318         path = [href substringFromIndex:8];
7319     else if ([scheme isEqualToString:@"about"])
7320         path = [href substringFromIndex:12];
7321     else _assert(false);
7322
7323     NSRange slash([path rangeOfString:@"/"]);
7324
7325     NSString *command;
7326     if (slash.location == NSNotFound) {
7327         command = path;
7328         path = nil;
7329     } else {
7330         command = [path substringToIndex:slash.location];
7331         path = [path substringFromIndex:(slash.location + 1)];
7332     }
7333
7334     Database *database([Database sharedInstance]);
7335
7336     if ([command isEqualToString:@"package-icon"]) {
7337         if (path == nil)
7338             goto fail;
7339         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7340         Package *package([database packageWithName:path]);
7341         if (package == nil)
7342             goto fail;
7343         [package parse];
7344         UIImage *icon([package icon]);
7345         [self _returnPNGWithImage:icon forRequest:request];
7346     } else if ([command isEqualToString:@"uikit-image"]) {
7347         if (path == nil)
7348             goto fail;
7349         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7350         UIImage *icon(_UIImageWithName(path));
7351         [self _returnPNGWithImage:icon forRequest:request];
7352     } else if ([command isEqualToString:@"section-icon"]) {
7353         if (path == nil)
7354             goto fail;
7355         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7356         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7357         if (icon == nil)
7358             icon = [UIImage applicationImageNamed:@"unknown.png"];
7359         [self _returnPNGWithImage:icon forRequest:request];
7360     } else fail: {
7361         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7362     }
7363 }
7364
7365 - (void) stopLoading {
7366 }
7367
7368 @end
7369 /* }}} */
7370
7371 /* Section Controller {{{ */
7372 @interface SectionController : FilteredPackageListController {
7373     _H<IndirectDelegate, 1> indirect_;
7374     _H<CydiaObject> cydia_;
7375     _H<NSString> section_;
7376     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7377 }
7378
7379 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7380
7381 @end
7382
7383 @implementation SectionController
7384
7385 - (NSURL *) referrerURL {
7386     NSString *name = section_;
7387     if (name == nil)
7388         name = @"all";
7389
7390     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7391 }
7392
7393 - (NSURL *) navigationURL {
7394     NSString *name = section_;
7395     if (name == nil)
7396         name = @"all";
7397
7398     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7399 }
7400
7401 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7402     NSString *title;
7403     if (name == nil)
7404         title = UCLocalize("ALL_PACKAGES");
7405     else if (![name isEqual:@""])
7406         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7407     else
7408         title = UCLocalize("NO_SECTION");
7409
7410     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7411         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7412         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7413         section_ = name;
7414     } return self;
7415 }
7416
7417 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7418     return [super numberOfSectionsInTableView:list] + 1;
7419 }
7420
7421 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7422     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7423 }
7424
7425 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7426     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7427 }
7428
7429 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7430     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7431 }
7432
7433 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7434     if ([path section] != 0)
7435         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7436
7437     return promoted_[[path row]];
7438 }
7439
7440 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7441     if ([path section] != 0)
7442         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7443 }
7444
7445 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7446     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7447     return section == 0 ? 0 : section + 1;
7448 }
7449
7450 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7451     NSURL *url([request URL]);
7452     if (url == nil)
7453         return;
7454
7455     if ([frame isEqualToString:@"_open"])
7456         [delegate_ openURL:url];
7457     else {
7458         WebFrame *frame(nil);
7459         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7460             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7461         if (frame == nil)
7462             frame = [view mainFrame];
7463
7464         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7465
7466         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7467         [controller setDelegate:delegate_];
7468         [[self navigationController] pushViewController:controller animated:YES];
7469     }
7470
7471     [listener ignore];
7472 }
7473
7474 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7475     return [CydiaWebViewController requestWithHeaders:request];
7476 }
7477
7478 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7479     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7480 }
7481
7482 - (void) loadView {
7483     [super loadView];
7484
7485     // XXX: this code is horrible. I mean, wtf Jay?
7486     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7487         promoted_.resize(1);
7488
7489         for (unsigned i(0); i != promoted_.size(); ++i) {
7490             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7491                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7492                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7493                 ]]
7494
7495                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7496                 timeoutInterval:120
7497             ]]);
7498
7499             [promoted setDelegate:self];
7500             promoted_[i] = promoted;
7501         }
7502     }
7503 }
7504
7505 - (void) setDelegate:(id)delegate {
7506     [super setDelegate:delegate];
7507     [cydia_ setDelegate:delegate];
7508 }
7509
7510 - (void) releaseSubviews {
7511     promoted_.clear();
7512     [super releaseSubviews];
7513 }
7514
7515 @end
7516 /* }}} */
7517 /* Sections Controller {{{ */
7518 @interface SectionsController : CyteViewController <
7519     SectionsCellDelegate,
7520     UITableViewDataSource,
7521     UITableViewDelegate
7522 > {
7523     _transient Database *database_;
7524     _H<NSMutableArray> sections_;
7525     _H<NSMutableArray> filtered_;
7526     _H<UITableView, 2> list_;
7527 }
7528
7529 - (id) initWithDatabase:(Database *)database;
7530 - (void) editButtonClicked;
7531
7532 @end
7533
7534 @implementation SectionsController
7535
7536 - (NSURL *) navigationURL {
7537     return [NSURL URLWithString:@"cydia://sections"];
7538 }
7539
7540 - (void) updateNavigationItem {
7541     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7542     if ([sections_ count] == 0) {
7543         [[self navigationItem] setRightBarButtonItem:nil];
7544     } else {
7545         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7546             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7547             target:self
7548             action:@selector(editButtonClicked)
7549         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7550     }
7551 }
7552
7553 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7554     [super setEditing:editing animated:animated];
7555
7556     if (editing)
7557         [list_ reloadData];
7558     else
7559         [delegate_ updateData];
7560
7561     [self updateNavigationItem];
7562 }
7563
7564 - (void) viewDidAppear:(BOOL)animated {
7565     [super viewDidAppear:animated];
7566     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7567 }
7568
7569 - (void) viewWillDisappear:(BOOL)animated {
7570     [super viewWillDisappear:animated];
7571     [self setEditing:NO];
7572 }
7573
7574 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7575     Section *section = nil;
7576     int index = [indexPath row];
7577     if (![self isEditing]) {
7578         index -= 1;
7579         if (index >= 0)
7580             section = [filtered_ objectAtIndex:index];
7581     } else {
7582         section = [sections_ objectAtIndex:index];
7583     }
7584     return section;
7585 }
7586
7587 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7588     if ([self isEditing])
7589         return [sections_ count];
7590     else
7591         return [filtered_ count] + 1;
7592 }
7593
7594 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7595     return 45.0f;
7596 }*/
7597
7598 - (NSArray *) allSections {
7599     return sections_;
7600 }
7601
7602 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7603     static NSString *reuseIdentifier = @"SectionCell";
7604
7605     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7606     if (cell == nil)
7607         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7608
7609     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7610     [cell setDelegate:self];
7611
7612     return cell;
7613 }
7614
7615 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7616     if ([self isEditing])
7617         return;
7618
7619     Section *section = [self sectionAtIndexPath:indexPath];
7620
7621     SectionController *controller = [[[SectionController alloc]
7622         initWithDatabase:database_
7623         section:[section name]
7624     ] autorelease];
7625     [controller setDelegate:delegate_];
7626
7627     [[self navigationController] pushViewController:controller animated:YES];
7628 }
7629
7630 - (void) loadView {
7631     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7632     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7633     [list_ setRowHeight:45.0f];
7634     [(UITableView *) list_ setDataSource:self];
7635     [list_ setDelegate:self];
7636     [self setView:list_];
7637 }
7638
7639 - (void) viewDidLoad {
7640     [super viewDidLoad];
7641
7642     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7643 }
7644
7645 - (void) releaseSubviews {
7646     list_ = nil;
7647
7648     sections_ = nil;
7649     filtered_ = nil;
7650
7651     [super releaseSubviews];
7652 }
7653
7654 - (id) initWithDatabase:(Database *)database {
7655     if ((self = [super init]) != nil) {
7656         database_ = database;
7657     } return self;
7658 }
7659
7660 - (void) reloadData {
7661     [super reloadData];
7662
7663     NSArray *packages = [database_ packages];
7664
7665     sections_ = [NSMutableArray arrayWithCapacity:16];
7666     filtered_ = [NSMutableArray arrayWithCapacity:16];
7667
7668     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7669
7670     _trace();
7671     for (Package *package in packages) {
7672         NSString *name([package section]);
7673         NSString *key(name == nil ? @"" : name);
7674
7675         Section *section;
7676
7677         _profile(SectionsView$reloadData$Section)
7678             section = [sections objectForKey:key];
7679             if (section == nil) {
7680                 _profile(SectionsView$reloadData$Section$Allocate)
7681                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7682                     [sections setObject:section forKey:key];
7683                 _end
7684             }
7685         _end
7686
7687         [section addToCount];
7688
7689         _profile(SectionsView$reloadData$Filter)
7690             if (![package valid] || ![package visible])
7691                 continue;
7692         _end
7693
7694         [section addToRow];
7695     }
7696     _trace();
7697
7698     [sections_ addObjectsFromArray:[sections allValues]];
7699
7700     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7701
7702     for (Section *section in (id) sections_) {
7703         size_t count([section row]);
7704         if (count == 0)
7705             continue;
7706
7707         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7708         [section setCount:count];
7709         [filtered_ addObject:section];
7710     }
7711
7712     [self updateNavigationItem];
7713     [list_ reloadData];
7714     _trace();
7715 }
7716
7717 - (void) editButtonClicked {
7718     [self setEditing:![self isEditing] animated:YES];
7719 }
7720
7721 @end
7722 /* }}} */
7723
7724 /* Changes Controller {{{ */
7725 @interface ChangesController : CyteViewController <
7726     CyteWebViewDelegate,
7727     UITableViewDataSource,
7728     UITableViewDelegate
7729 > {
7730     _transient Database *database_;
7731     unsigned era_;
7732     _H<NSMutableArray> packages_;
7733     _H<NSMutableArray> sections_;
7734     _H<UITableView, 2> list_;
7735     _H<CyteWebView, 1> dickbar_;
7736     unsigned upgrades_;
7737     _H<IndirectDelegate, 1> indirect_;
7738     _H<CydiaObject> cydia_;
7739 }
7740
7741 - (id) initWithDatabase:(Database *)database;
7742
7743 @end
7744
7745 @implementation ChangesController
7746
7747 - (NSURL *) navigationURL {
7748     return [NSURL URLWithString:@"cydia://changes"];
7749 }
7750
7751 - (void) viewDidAppear:(BOOL)animated {
7752     [super viewDidAppear:animated];
7753     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7754 }
7755
7756 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7757     NSInteger count([sections_ count]);
7758     return count == 0 ? 1 : count;
7759 }
7760
7761 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7762     if ([sections_ count] == 0)
7763         return nil;
7764     return [[sections_ objectAtIndex:section] name];
7765 }
7766
7767 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7768     if ([sections_ count] == 0)
7769         return 0;
7770     return [[sections_ objectAtIndex:section] count];
7771 }
7772
7773 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7774 @synchronized (database_) {
7775     if ([database_ era] != era_)
7776         return nil;
7777
7778     NSUInteger sectionIndex([path section]);
7779     if (sectionIndex >= [sections_ count])
7780         return nil;
7781     Section *section([sections_ objectAtIndex:sectionIndex]);
7782     NSInteger row([path row]);
7783     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7784 } }
7785
7786 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7787     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7788     if (cell == nil)
7789         cell = [[[PackageCell alloc] init] autorelease];
7790
7791     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7792     [cell setPackage:package asSummary:false];
7793     return cell;
7794 }
7795
7796 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7797     Package *package([self packageAtIndexPath:path]);
7798     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7799     [view setDelegate:delegate_];
7800     [[self navigationController] pushViewController:view animated:YES];
7801     return path;
7802 }
7803
7804 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7805     NSString *context([alert context]);
7806
7807     if ([context isEqualToString:@"norefresh"])
7808         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7809 }
7810
7811 - (void) refreshButtonClicked {
7812     if (IsReachable("cydia.saurik.com")) {
7813         [delegate_ beginUpdate];
7814         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7815     } else {
7816         UIAlertView *alert = [[[UIAlertView alloc]
7817             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7818             message:@"Host Unreachable" // XXX: Localize
7819             delegate:self
7820             cancelButtonTitle:UCLocalize("OK")
7821             otherButtonTitles:nil
7822         ] autorelease];
7823
7824         [alert setContext:@"norefresh"];
7825         [alert show];
7826     }
7827 }
7828
7829 - (void) upgradeButtonClicked {
7830     [delegate_ distUpgrade];
7831     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7832 }
7833
7834 - (void) loadView {
7835     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7836     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7837     [self setView:view];
7838
7839     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7840     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7841     [list_ setRowHeight:73];
7842     [(UITableView *) list_ setDataSource:self];
7843     [list_ setDelegate:self];
7844     [view addSubview:list_];
7845
7846     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7847         CGRect dickframe([view bounds]);
7848         dickframe.size.height = 44;
7849
7850         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7851         [dickbar_ setDelegate:self];
7852         [view addSubview:dickbar_];
7853
7854         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7855         [dickbar_ setScalesPageToFit:YES];
7856
7857         UIWebDocumentView *document([dickbar_ _documentView]);
7858         [document setBackgroundColor:[UIColor clearColor]];
7859         [document setDrawsBackground:NO];
7860
7861         WebView *webview([document webView]);
7862         [webview setShouldUpdateWhileOffscreen:NO];
7863
7864         UIScrollView *scroller([dickbar_ scrollView]);
7865         [scroller setScrollingEnabled:NO];
7866         [scroller setFixedBackgroundPattern:YES];
7867         [scroller setBackgroundColor:[UIColor clearColor]];
7868
7869         WebPreferences *preferences([webview preferences]);
7870         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7871         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7872         [preferences setOfflineWebApplicationCacheEnabled:YES];
7873
7874         [dickbar_ loadRequest:[NSURLRequest
7875             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7876             cachePolicy:NSURLRequestUseProtocolCachePolicy
7877             timeoutInterval:120
7878         ]];
7879
7880         UIEdgeInsets inset = {44, 0, 0, 0};
7881         [list_ setContentInset:inset];
7882
7883         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7884     }
7885 }
7886
7887 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7888     NSURL *url([request URL]);
7889     if (url == nil)
7890         return;
7891
7892     if ([frame isEqualToString:@"_open"])
7893         [delegate_ openURL:url];
7894     else {
7895         WebFrame *frame(nil);
7896         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7897             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7898         if (frame == nil)
7899             frame = [view mainFrame];
7900
7901         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7902
7903         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7904         [controller setDelegate:delegate_];
7905         [[self navigationController] pushViewController:controller animated:YES];
7906     }
7907
7908     [listener ignore];
7909 }
7910
7911 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7912     return [CydiaWebViewController requestWithHeaders:request];
7913 }
7914
7915 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7916     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7917 }
7918
7919 - (void) setDelegate:(id)delegate {
7920     [super setDelegate:delegate];
7921     [cydia_ setDelegate:delegate];
7922 }
7923
7924 - (void) viewDidLoad {
7925     [super viewDidLoad];
7926
7927     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7928 }
7929
7930 - (void) releaseSubviews {
7931     list_ = nil;
7932
7933     packages_ = nil;
7934     sections_ = nil;
7935     dickbar_ = nil;
7936
7937     [super releaseSubviews];
7938 }
7939
7940 - (id) initWithDatabase:(Database *)database {
7941     if ((self = [super init]) != nil) {
7942         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7943         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7944         database_ = database;
7945     } return self;
7946 }
7947
7948 - (NSMutableArray *) _reloadPackages {
7949 @synchronized (database_) {
7950     era_ = [database_ era];
7951     NSArray *packages([database_ packages]);
7952
7953     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7954
7955     _trace();
7956     _profile(ChangesController$_reloadPackages$Filter)
7957         for (Package *package in packages)
7958             if ([package upgradableAndEssential:YES] || [package visible])
7959                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7960     _end
7961     _trace();
7962     _profile(ChangesController$_reloadPackages$radixSort)
7963         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7964     _end
7965     _trace();
7966
7967     return filtered;
7968 } }
7969
7970 - (void) _reloadData {
7971     NSMutableArray *packages;
7972
7973   reload:
7974     if (true) {
7975         UIProgressHUD *hud([delegate_ addProgressHUD]);
7976         [hud setText:UCLocalize("LOADING")];
7977         //NSLog(@"HUD:%@::%@", delegate_, hud);
7978         packages = [self yieldToSelector:@selector(_reloadPackages)];
7979         [delegate_ removeProgressHUD:hud];
7980     } else {
7981         packages = [self _reloadPackages];
7982     }
7983
7984 @synchronized (database_) {
7985     if (era_ != [database_ era])
7986         goto reload;
7987
7988     packages_ = packages;
7989     sections_ = [NSMutableArray arrayWithCapacity:16];
7990
7991     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7992     Section *ignored = nil;
7993     Section *section = nil;
7994     time_t last = 0;
7995
7996     upgrades_ = 0;
7997     bool unseens = false;
7998
7999     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
8000
8001     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
8002         Package *package = [packages_ objectAtIndex:offset];
8003
8004         BOOL uae = [package upgradableAndEssential:YES];
8005
8006         if (!uae) {
8007             unseens = true;
8008             time_t seen([package seen]);
8009
8010             if (section == nil || last != seen) {
8011                 last = seen;
8012
8013                 NSString *name;
8014                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
8015                 [name autorelease];
8016
8017                 _profile(ChangesController$reloadData$Allocate)
8018                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
8019                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8020                     [sections_ addObject:section];
8021                 _end
8022             }
8023
8024             [section addToCount];
8025         } else if ([package ignored]) {
8026             if (ignored == nil) {
8027                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
8028             }
8029             [ignored addToCount];
8030         } else {
8031             ++upgrades_;
8032             [upgradable addToCount];
8033         }
8034     }
8035     _trace();
8036
8037     CFRelease(formatter);
8038
8039     if (unseens) {
8040         Section *last = [sections_ lastObject];
8041         size_t count = [last count];
8042         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
8043         [sections_ removeLastObject];
8044     }
8045
8046     if ([ignored count] != 0)
8047         [sections_ insertObject:ignored atIndex:0];
8048     if (upgrades_ != 0)
8049         [sections_ insertObject:upgradable atIndex:0];
8050
8051     [list_ reloadData];
8052
8053     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
8054         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
8055         style:UIBarButtonItemStylePlain
8056         target:self
8057         action:@selector(upgradeButtonClicked)
8058     ] autorelease]) animated:YES];
8059
8060     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
8061         initWithTitle:UCLocalize("REFRESH")
8062         style:UIBarButtonItemStylePlain
8063         target:self
8064         action:@selector(refreshButtonClicked)
8065     ] autorelease]) animated:YES];
8066
8067     PrintTimes();
8068 } }
8069
8070 - (void) reloadData {
8071     [super reloadData];
8072     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
8073 }
8074
8075 @end
8076 /* }}} */
8077 /* Search Controller {{{ */
8078 @interface SearchController : FilteredPackageListController <
8079     UISearchBarDelegate
8080 > {
8081     _H<UISearchBar, 1> search_;
8082     BOOL searchloaded_;
8083 }
8084
8085 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8086 - (void) reloadData;
8087
8088 @end
8089
8090 @implementation SearchController
8091
8092 - (NSURL *) referrerURL {
8093     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8094 }
8095
8096 - (NSURL *) navigationURL {
8097     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8098         return [NSURL URLWithString:@"cydia://search"];
8099     else
8100         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8101 }
8102
8103 - (NSArray *) termsForQuery:(NSString *)query {
8104     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8105     for (NSString *component in [query componentsSeparatedByString:@" "])
8106         if ([component length] != 0)
8107             [terms addObject:component];
8108
8109     return terms;
8110 }
8111
8112 - (void) useSearch {
8113     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8114     [self clearData];
8115     [self reloadData];
8116 }
8117
8118 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8119     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8120     [self clearData];
8121     [self reloadData];
8122 }
8123
8124 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8125     [search_ resignFirstResponder];
8126     [self useSearch];
8127 }
8128
8129 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8130     [search_ setText:@""];
8131     [self searchBarButtonClicked:searchBar];
8132 }
8133
8134 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8135     [self searchBarButtonClicked:searchBar];
8136 }
8137
8138 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8139     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8140     [self reloadData];
8141 }
8142
8143 - (bool) shouldYield {
8144     return YES;
8145 }
8146
8147 - (bool) shouldBlock {
8148     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8149 }
8150
8151 - (bool) isSummarized {
8152     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8153 }
8154
8155 - (bool) showsSections {
8156     return false;
8157 }
8158
8159 - (NSMutableArray *) _reloadPackages {
8160     NSMutableArray *packages([super _reloadPackages]);
8161     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8162         [packages radixSortUsingSelector:@selector(rank)];
8163     return packages;
8164 }
8165
8166 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8167     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8168         search_ = [[[UISearchBar alloc] init] autorelease];
8169         [search_ setDelegate:self];
8170
8171         if (query != nil)
8172             [search_ setText:query];
8173     } return self;
8174 }
8175
8176 - (void) viewDidAppear:(BOOL)animated {
8177     [super viewDidAppear:animated];
8178
8179     if (!searchloaded_) {
8180         searchloaded_ = YES;
8181         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8182         [search_ layoutSubviews];
8183         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8184
8185         UITextField *textField;
8186         if ([search_ respondsToSelector:@selector(searchField)])
8187             textField = [search_ searchField];
8188         else
8189             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8190
8191         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8192         [textField setEnablesReturnKeyAutomatically:NO];
8193         [[self navigationItem] setTitleView:textField];
8194     }
8195
8196     if ([self isSummarized])
8197         [search_ becomeFirstResponder];
8198 }
8199
8200 - (void) reloadData {
8201     id object([search_ text]);
8202     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8203         object = [self termsForQuery:object];
8204
8205     [self setObject:object];
8206     [self resetCursor];
8207
8208     [super reloadData];
8209 }
8210
8211 - (void) didSelectPackage:(Package *)package {
8212     [search_ resignFirstResponder];
8213     [super didSelectPackage:package];
8214 }
8215
8216 @end
8217 /* }}} */
8218 /* Package Settings Controller {{{ */
8219 @interface PackageSettingsController : CyteViewController <
8220     UITableViewDataSource,
8221     UITableViewDelegate
8222 > {
8223     _transient Database *database_;
8224     _H<NSString> name_;
8225     _H<Package> package_;
8226     _H<UITableView, 2> table_;
8227     _H<UISwitch> subscribedSwitch_;
8228     _H<UISwitch> ignoredSwitch_;
8229     _H<UITableViewCell> subscribedCell_;
8230     _H<UITableViewCell> ignoredCell_;
8231 }
8232
8233 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8234
8235 @end
8236
8237 @implementation PackageSettingsController
8238
8239 - (NSURL *) navigationURL {
8240     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8241 }
8242
8243 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8244     if (package_ == nil)
8245         return 0;
8246
8247     if ([package_ installed] == nil)
8248         return 1;
8249     else
8250         return 2;
8251 }
8252
8253 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8254     if (package_ == nil)
8255         return 0;
8256
8257     // both sections contain just one item right now.
8258     return 1;
8259 }
8260
8261 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8262     return nil;
8263 }
8264
8265 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8266     if (section == 0)
8267         return UCLocalize("SHOW_ALL_CHANGES_EX");
8268     else
8269         return UCLocalize("IGNORE_UPGRADES_EX");
8270 }
8271
8272 - (void) onSubscribed:(id)control {
8273     bool value([control isOn]);
8274     if (package_ == nil)
8275         return;
8276     if ([package_ setSubscribed:value])
8277         [delegate_ updateData];
8278 }
8279
8280 - (void) _updateIgnored {
8281     const char *package([name_ UTF8String]);
8282     bool on([ignoredSwitch_ isOn]);
8283
8284     pid_t pid(ExecFork());
8285     if (pid == 0) {
8286         FILE *dpkg(popen("dpkg --set-selections", "w"));
8287         fwrite(package, strlen(package), 1, dpkg);
8288
8289         if (on)
8290             fwrite(" hold\n", 6, 1, dpkg);
8291         else
8292             fwrite(" install\n", 9, 1, dpkg);
8293
8294         pclose(dpkg);
8295
8296         exit(0);
8297         _assert(false);
8298     }
8299
8300     ReapZombie(pid);
8301 }
8302
8303 - (void) onIgnored:(id)control {
8304     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8305     [invocation setTarget:self];
8306     [invocation setSelector:@selector(_updateIgnored)];
8307
8308     [delegate_ reloadDataWithInvocation:invocation];
8309 }
8310
8311 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8312     if (package_ == nil)
8313         return nil;
8314
8315     switch ([indexPath section]) {
8316         case 0: return subscribedCell_;
8317         case 1: return ignoredCell_;
8318
8319         _nodefault
8320     }
8321
8322     return nil;
8323 }
8324
8325 - (void) loadView {
8326     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8327     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8328     [self setView:view];
8329
8330     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8331     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8332     [(UITableView *) table_ setDataSource:self];
8333     [table_ setDelegate:self];
8334     [view addSubview:table_];
8335
8336     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8337     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8338     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8339
8340     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8341     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8342     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8343
8344     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8345     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8346     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8347     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8348
8349     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8350     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8351     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8352     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8353 }
8354
8355 - (void) viewDidLoad {
8356     [super viewDidLoad];
8357
8358     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8359 }
8360
8361 - (void) releaseSubviews {
8362     ignoredCell_ = nil;
8363     subscribedCell_ = nil;
8364     table_ = nil;
8365     ignoredSwitch_ = nil;
8366     subscribedSwitch_ = nil;
8367
8368     [super releaseSubviews];
8369 }
8370
8371 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8372     if ((self = [super init]) != nil) {
8373         database_ = database;
8374         name_ = package;
8375     } return self;
8376 }
8377
8378 - (void) reloadData {
8379     [super reloadData];
8380
8381     package_ = [database_ packageWithName:name_];
8382
8383     if (package_ != nil) {
8384         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8385         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8386     } // XXX: what now, G?
8387
8388     [table_ reloadData];
8389 }
8390
8391 @end
8392 /* }}} */
8393
8394 /* Installed Controller {{{ */
8395 @interface InstalledController : FilteredPackageListController {
8396     BOOL expert_;
8397 }
8398
8399 - (id) initWithDatabase:(Database *)database;
8400
8401 - (void) updateRoleButton;
8402 - (void) queueStatusDidChange;
8403
8404 @end
8405
8406 @implementation InstalledController
8407
8408 - (NSURL *) referrerURL {
8409     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8410 }
8411
8412 - (NSURL *) navigationURL {
8413     return [NSURL URLWithString:@"cydia://installed"];
8414 }
8415
8416 - (id) initWithDatabase:(Database *)database {
8417     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8418         [self updateRoleButton];
8419         [self queueStatusDidChange];
8420     } return self;
8421 }
8422
8423 #if !AlwaysReload
8424 - (void) queueButtonClicked {
8425     [delegate_ queue];
8426 }
8427 #endif
8428
8429 - (void) queueStatusDidChange {
8430 #if !AlwaysReload
8431     if (IsWildcat_) {
8432         if (Queuing_) {
8433             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8434                 initWithTitle:UCLocalize("QUEUE")
8435                 style:UIBarButtonItemStyleDone
8436                 target:self
8437                 action:@selector(queueButtonClicked)
8438             ] autorelease]];
8439         } else {
8440             [[self navigationItem] setLeftBarButtonItem:nil];
8441         }
8442     }
8443 #endif
8444 }
8445
8446 - (void) updateRoleButton {
8447     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8448         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8449             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8450             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8451             target:self
8452             action:@selector(roleButtonClicked)
8453         ] autorelease]];
8454 }
8455
8456 - (void) roleButtonClicked {
8457     [self setObject:[NSNumber numberWithBool:expert_]];
8458     [self reloadData];
8459     expert_ = !expert_;
8460
8461     [self updateRoleButton];
8462 }
8463
8464 @end
8465 /* }}} */
8466
8467 /* Source Cell {{{ */
8468 @interface SourceCell : CyteTableViewCell <
8469     CyteTableViewCellDelegate
8470 > {
8471     _H<NSURL> url_;
8472     _H<UIImage> icon_;
8473     _H<NSString> origin_;
8474     _H<NSString> label_;
8475 }
8476
8477 - (void) setSource:(Source *)source;
8478
8479 @end
8480
8481 @implementation SourceCell
8482
8483 - (void) _setImage:(NSArray *)data {
8484     if ([url_ isEqual:[data objectAtIndex:0]]) {
8485         icon_ = [data objectAtIndex:1];
8486         [content_ setNeedsDisplay];
8487     }
8488 }
8489
8490 - (void) _setSource:(NSURL *) url {
8491     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8492
8493     if (NSData *data = [NSURLConnection
8494         sendSynchronousRequest:[NSURLRequest
8495             requestWithURL:url
8496             cachePolicy:NSURLRequestUseProtocolCachePolicy
8497             timeoutInterval:10
8498         ]
8499
8500         returningResponse:NULL
8501         error:NULL
8502     ])
8503         if (UIImage *image = [UIImage imageWithData:data])
8504             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8505
8506     [pool release];
8507 }
8508
8509 - (void) setSource:(Source *)source {
8510     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8511
8512     origin_ = [source name];
8513     label_ = [source rooturi];
8514
8515     [content_ setNeedsDisplay];
8516
8517     url_ = [source iconURL];
8518     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8519 }
8520
8521 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8522     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8523         UIView *content([self contentView]);
8524         CGRect bounds([content bounds]);
8525
8526         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8527         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8528         [content_ setBackgroundColor:[UIColor whiteColor]];
8529         [content addSubview:content_];
8530
8531         [content_ setDelegate:self];
8532         [content_ setOpaque:YES];
8533
8534         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8535     } return self;
8536 }
8537
8538 - (NSString *) accessibilityLabel {
8539     return label_;
8540 }
8541
8542 - (void) drawContentRect:(CGRect)rect {
8543     bool highlighted(highlighted_);
8544     float width(rect.size.width);
8545
8546     if (icon_ != nil) {
8547         CGRect rect;
8548         rect.size = [(UIImage *) icon_ size];
8549
8550         while (rect.size.width > 32 || rect.size.height > 32) {
8551             rect.size.width /= 2;
8552             rect.size.height /= 2;
8553         }
8554
8555         rect.origin.x = 25 - rect.size.width / 2;
8556         rect.origin.y = 25 - rect.size.height / 2;
8557
8558         [icon_ drawInRect:rect];
8559     }
8560
8561     if (highlighted)
8562         UISetColor(White_);
8563
8564     if (!highlighted)
8565         UISetColor(Black_);
8566     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8567
8568     if (!highlighted)
8569         UISetColor(Gray_);
8570     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8571 }
8572
8573 @end
8574 /* }}} */
8575 /* Source Controller {{{ */
8576 @interface SourceController : FilteredPackageListController {
8577     _transient Source *source_;
8578     _H<NSString> key_;
8579 }
8580
8581 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8582
8583 @end
8584
8585 @implementation SourceController
8586
8587 - (NSURL *) referrerURL {
8588     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8589 }
8590
8591 - (NSURL *) navigationURL {
8592     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8593 }
8594
8595 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8596     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8597         source_ = source;
8598         key_ = [source key];
8599     } return self;
8600 }
8601
8602 - (void) reloadData {
8603     source_ = [database_ sourceWithKey:key_];
8604     key_ = [source_ key];
8605     [self setObject:source_];
8606
8607     [[self navigationItem] setTitle:[source_ label]];
8608
8609     [super reloadData];
8610 }
8611
8612 @end
8613 /* }}} */
8614 /* Sources Controller {{{ */
8615 @interface SourcesController : CyteViewController <
8616     UITableViewDataSource,
8617     UITableViewDelegate
8618 > {
8619     _transient Database *database_;
8620     unsigned era_;
8621
8622     _H<UITableView, 2> list_;
8623     _H<NSMutableArray> sources_;
8624     int offset_;
8625
8626     _H<NSString> href_;
8627     _H<UIProgressHUD> hud_;
8628     _H<NSError> error_;
8629
8630     //NSURLConnection *installer_;
8631     NSURLConnection *trivial_;
8632     NSURLConnection *trivial_bz2_;
8633     NSURLConnection *trivial_gz_;
8634     //NSURLConnection *automatic_;
8635
8636     BOOL cydia_;
8637 }
8638
8639 - (id) initWithDatabase:(Database *)database;
8640 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8641
8642 @end
8643
8644 @implementation SourcesController
8645
8646 - (void) _releaseConnection:(NSURLConnection *)connection {
8647     if (connection != nil) {
8648         [connection cancel];
8649         //[connection setDelegate:nil];
8650         [connection release];
8651     }
8652 }
8653
8654 - (void) dealloc {
8655     //[self _releaseConnection:installer_];
8656     [self _releaseConnection:trivial_];
8657     [self _releaseConnection:trivial_gz_];
8658     [self _releaseConnection:trivial_bz2_];
8659     //[self _releaseConnection:automatic_];
8660
8661     [super dealloc];
8662 }
8663
8664 - (NSURL *) navigationURL {
8665     return [NSURL URLWithString:@"cydia://sources"];
8666 }
8667
8668 - (void) viewDidAppear:(BOOL)animated {
8669     [super viewDidAppear:animated];
8670     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8671 }
8672
8673 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8674     return 1;
8675 }
8676
8677 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8678     return nil;
8679 }
8680
8681 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8682     return [sources_ count];
8683 }
8684
8685 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8686 @synchronized (database_) {
8687     if ([database_ era] != era_)
8688         return nil;
8689
8690     NSUInteger index([indexPath row]);
8691     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8692 } }
8693
8694 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8695     static NSString *cellIdentifier = @"SourceCell";
8696
8697     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8698     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8699     [cell setSource:[self sourceAtIndexPath:indexPath]];
8700     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8701
8702     return cell;
8703 }
8704
8705 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8706     Source *source = [self sourceAtIndexPath:indexPath];
8707     if (source == nil) return;
8708
8709     SourceController *controller = [[[SourceController alloc]
8710         initWithDatabase:database_
8711         source:source
8712     ] autorelease];
8713
8714     [controller setDelegate:delegate_];
8715
8716     [[self navigationController] pushViewController:controller animated:YES];
8717 }
8718
8719 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8720     Source *source = [self sourceAtIndexPath:indexPath];
8721     return [source record] != nil;
8722 }
8723
8724 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8725     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8726         Source *source = [self sourceAtIndexPath:indexPath];
8727         if (source == nil) return;
8728
8729         [Sources_ removeObjectForKey:[source key]];
8730         [delegate_ _saveConfig];
8731         [delegate_ reloadDataWithInvocation:nil];
8732     }
8733 }
8734
8735 - (void) complete {
8736     [delegate_ addTrivialSource:href_];
8737     href_ = nil;
8738
8739     [delegate_ syncData];
8740 }
8741
8742 - (NSString *) getWarning {
8743     NSString *href(href_);
8744     NSRange colon([href rangeOfString:@"://"]);
8745     if (colon.location != NSNotFound)
8746         href = [href substringFromIndex:(colon.location + 3)];
8747     href = [href stringByAddingPercentEscapes];
8748     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8749
8750     NSURL *url([NSURL URLWithString:href]);
8751
8752     NSStringEncoding encoding;
8753     NSError *error(nil);
8754
8755     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8756         return [warning length] == 0 ? nil : warning;
8757     return nil;
8758 }
8759
8760 - (void) _endConnection:(NSURLConnection *)connection {
8761     // XXX: the memory management in this method is horribly awkward
8762
8763     NSURLConnection **field = NULL;
8764     if (connection == trivial_)
8765         field = &trivial_;
8766     else if (connection == trivial_bz2_)
8767         field = &trivial_bz2_;
8768     else if (connection == trivial_gz_)
8769         field = &trivial_gz_;
8770     _assert(field != NULL);
8771     [connection release];
8772     *field = nil;
8773
8774     if (
8775         trivial_ == nil &&
8776         trivial_bz2_ == nil &&
8777         trivial_gz_ == nil
8778     ) {
8779         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8780
8781         [delegate_ releaseNetworkActivityIndicator];
8782
8783         [delegate_ removeProgressHUD:hud_];
8784         hud_ = nil;
8785
8786         if (cydia_) {
8787             if (warning != nil) {
8788                 UIAlertView *alert = [[[UIAlertView alloc]
8789                     initWithTitle:UCLocalize("SOURCE_WARNING")
8790                     message:warning
8791                     delegate:self
8792                     cancelButtonTitle:UCLocalize("CANCEL")
8793                     otherButtonTitles:
8794                         UCLocalize("ADD_ANYWAY"),
8795                     nil
8796                 ] autorelease];
8797
8798                 [alert setContext:@"warning"];
8799                 [alert setNumberOfRows:1];
8800                 [alert show];
8801
8802                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8803                 error_ = nil;
8804                 return;
8805             }
8806
8807             [self complete];
8808         } else if (error_ != nil) {
8809             UIAlertView *alert = [[[UIAlertView alloc]
8810                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8811                 message:[error_ localizedDescription]
8812                 delegate:self
8813                 cancelButtonTitle:UCLocalize("OK")
8814                 otherButtonTitles:nil
8815             ] autorelease];
8816
8817             [alert setContext:@"urlerror"];
8818             [alert show];
8819
8820             href_ = nil;
8821         } else {
8822             UIAlertView *alert = [[[UIAlertView alloc]
8823                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8824                 message:UCLocalize("NOT_REPOSITORY_EX")
8825                 delegate:self
8826                 cancelButtonTitle:UCLocalize("OK")
8827                 otherButtonTitles:nil
8828             ] autorelease];
8829
8830             [alert setContext:@"trivial"];
8831             [alert show];
8832
8833             href_ = nil;
8834         }
8835
8836         error_ = nil;
8837     }
8838 }
8839
8840 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8841     switch ([response statusCode]) {
8842         case 200:
8843             cydia_ = YES;
8844     }
8845 }
8846
8847 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8848     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8849     error_ = error;
8850     [self _endConnection:connection];
8851 }
8852
8853 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8854     [self _endConnection:connection];
8855 }
8856
8857 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8858     NSURL *url([NSURL URLWithString:href]);
8859
8860     NSMutableURLRequest *request = [NSMutableURLRequest
8861         requestWithURL:url
8862         cachePolicy:NSURLRequestUseProtocolCachePolicy
8863         timeoutInterval:10
8864     ];
8865
8866     [request setHTTPMethod:method];
8867
8868     if (Machine_ != NULL)
8869         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8870
8871     if (UniqueID_ != nil)
8872         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8873
8874     if ([url isCydiaSecure]) {
8875         if (UniqueID_ != nil)
8876             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8877     }
8878
8879     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8880 }
8881
8882 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8883     NSString *context([alert context]);
8884
8885     if ([context isEqualToString:@"source"]) {
8886         switch (button) {
8887             case 1: {
8888                 NSString *href = [[alert textField] text];
8889
8890                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8891
8892                 if (![href hasSuffix:@"/"])
8893                     href_ = [href stringByAppendingString:@"/"];
8894                 else
8895                     href_ = href;
8896
8897                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8898                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8899                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8900                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8901
8902                 cydia_ = false;
8903
8904                 // XXX: this is stupid
8905                 hud_ = [delegate_ addProgressHUD];
8906                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8907                 [delegate_ retainNetworkActivityIndicator];
8908             } break;
8909
8910             case 0:
8911             break;
8912
8913             _nodefault
8914         }
8915
8916         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8917     } else if ([context isEqualToString:@"trivial"])
8918         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8919     else if ([context isEqualToString:@"urlerror"])
8920         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8921     else if ([context isEqualToString:@"warning"]) {
8922         switch (button) {
8923             case 1:
8924                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8925             break;
8926
8927             case 0:
8928             break;
8929
8930             _nodefault
8931         }
8932
8933         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8934     }
8935 }
8936
8937 - (void) loadView {
8938     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8939     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8940     [list_ setRowHeight:53];
8941     [(UITableView *) list_ setDataSource:self];
8942     [list_ setDelegate:self];
8943     [self setView:list_];
8944 }
8945
8946 - (void) viewDidLoad {
8947     [super viewDidLoad];
8948
8949     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8950     [self updateButtonsForEditingStatusAnimated:NO];
8951 }
8952
8953 - (void) viewWillDisappear:(BOOL)animated {
8954     [super viewWillAppear:animated];
8955
8956     [list_ setEditing:NO];
8957     [self updateButtonsForEditingStatusAnimated:NO];
8958 }
8959
8960 - (void) releaseSubviews {
8961     list_ = nil;
8962
8963     sources_ = nil;
8964
8965     [super releaseSubviews];
8966 }
8967
8968 - (id) initWithDatabase:(Database *)database {
8969     if ((self = [super init]) != nil) {
8970         database_ = database;
8971     } return self;
8972 }
8973
8974 - (void) reloadData {
8975     [super reloadData];
8976
8977 @synchronized (database_) {
8978     era_ = [database_ era];
8979
8980     sources_ = [NSMutableArray arrayWithCapacity:16];
8981     [sources_ addObjectsFromArray:[database_ sources]];
8982     _trace();
8983     [sources_ sortUsingSelector:@selector(compareByName:)];
8984     _trace();
8985
8986     int count([sources_ count]);
8987     offset_ = 0;
8988     for (int i = 0; i != count; i++) {
8989         if ([[sources_ objectAtIndex:i] record] == nil)
8990             break;
8991         offset_++;
8992     }
8993
8994     [list_ reloadData];
8995 } }
8996
8997 - (void) showAddSourcePrompt {
8998     UIAlertView *alert = [[[UIAlertView alloc]
8999         initWithTitle:UCLocalize("ENTER_APT_URL")
9000         message:nil
9001         delegate:self
9002         cancelButtonTitle:UCLocalize("CANCEL")
9003         otherButtonTitles:
9004             UCLocalize("ADD_SOURCE"),
9005         nil
9006     ] autorelease];
9007
9008     [alert setContext:@"source"];
9009
9010     [alert setNumberOfRows:1];
9011     [alert addTextFieldWithValue:@"http://" label:@""];
9012
9013     UITextInputTraits *traits = [[alert textField] textInputTraits];
9014     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
9015     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
9016     [traits setKeyboardType:UIKeyboardTypeURL];
9017     // XXX: UIReturnKeyDone
9018     [traits setReturnKeyType:UIReturnKeyNext];
9019
9020     [alert show];
9021 }
9022
9023 - (void) addButtonClicked {
9024     [self showAddSourcePrompt];
9025 }
9026
9027 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
9028     BOOL editing([list_ isEditing]);
9029
9030     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
9031         initWithTitle:UCLocalize("ADD")
9032         style:UIBarButtonItemStylePlain
9033         target:self
9034         action:@selector(addButtonClicked)
9035     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
9036
9037     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9038         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
9039         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
9040         target:self
9041         action:@selector(editButtonClicked)
9042     ] autorelease] animated:animated];
9043
9044     if (IsWildcat_ && !editing)
9045         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
9046             initWithTitle:UCLocalize("SETTINGS")
9047             style:UIBarButtonItemStylePlain
9048             target:self
9049             action:@selector(settingsButtonClicked)
9050         ] autorelease]];
9051 }
9052
9053 - (void) settingsButtonClicked {
9054     [delegate_ showSettings];
9055 }
9056
9057 - (void) editButtonClicked {
9058     [list_ setEditing:![list_ isEditing] animated:YES];
9059     [self updateButtonsForEditingStatusAnimated:YES];
9060 }
9061
9062 @end
9063 /* }}} */
9064
9065 /* Settings Controller {{{ */
9066 @interface SettingsController : CyteViewController <
9067     UITableViewDataSource,
9068     UITableViewDelegate
9069 > {
9070     _transient Database *database_;
9071     // XXX: ok, "roledelegate_"?...
9072     _transient id roledelegate_;
9073     _H<UITableView, 2> table_;
9074     _H<UISegmentedControl> segment_;
9075     _H<UIView> container_;
9076 }
9077
9078 - (void) showDoneButton;
9079 - (void) resizeSegmentedControl;
9080
9081 @end
9082
9083 @implementation SettingsController
9084
9085 - (void) loadView {
9086     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9087     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9088     [table_ setDelegate:self];
9089     [(UITableView *) table_ setDataSource:self];
9090     [self setView:table_];
9091
9092     NSArray *items = [NSArray arrayWithObjects:
9093         UCLocalize("USER"),
9094         UCLocalize("HACKER"),
9095         UCLocalize("DEVELOPER"),
9096     nil];
9097     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9098     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9099     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9100     [container_ addSubview:segment_];
9101 }
9102
9103 - (void) viewDidLoad {
9104     [super viewDidLoad];
9105
9106     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9107
9108     int index = -1;
9109     if ([Role_ isEqualToString:@"User"]) index = 0;
9110     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9111     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9112     if (index != -1) {
9113         [segment_ setSelectedSegmentIndex:index];
9114         [self showDoneButton];
9115     }
9116
9117     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9118     [self resizeSegmentedControl];
9119 }
9120
9121 - (void) releaseSubviews {
9122     table_ = nil;
9123     segment_ = nil;
9124     container_ = nil;
9125
9126     [super releaseSubviews];
9127 }
9128
9129 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9130     if ((self = [super init]) != nil) {
9131         database_ = database;
9132         roledelegate_ = delegate;
9133     } return self;
9134 }
9135
9136 - (void) resizeSegmentedControl {
9137     CGFloat width = [[self view] frame].size.width;
9138     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9139 }
9140
9141 - (void) viewWillAppear:(BOOL)animated {
9142     [super viewWillAppear:animated];
9143
9144     [self resizeSegmentedControl];
9145 }
9146
9147 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9148     [self resizeSegmentedControl];
9149 }
9150
9151 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9152     [self resizeSegmentedControl];
9153 }
9154
9155 - (void) save {
9156     NSString *role(nil);
9157
9158     switch ([segment_ selectedSegmentIndex]) {
9159         case 0: role = @"User"; break;
9160         case 1: role = @"Hacker"; break;
9161         case 2: role = @"Developer"; break;
9162
9163         _nodefault
9164     }
9165
9166     if (![role isEqualToString:Role_]) {
9167         bool rolling(Role_ == nil);
9168         Role_ = role;
9169
9170         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9171             Role_, @"Role",
9172         nil];
9173
9174         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9175         Changed_ = true;
9176
9177         if (rolling)
9178             [roledelegate_ loadData];
9179         else
9180             [roledelegate_ updateData];
9181     }
9182 }
9183
9184 - (void) segmentChanged:(UISegmentedControl *)control {
9185     [self showDoneButton];
9186 }
9187
9188 - (void) saveAndClose {
9189     [self save];
9190
9191     [[self navigationItem] setRightBarButtonItem:nil];
9192     [[self navigationController] dismissModalViewControllerAnimated:YES];
9193 }
9194
9195 - (void) doneButtonClicked {
9196     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9197     [spinner startAnimating];
9198     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9199     [[self navigationItem] setRightBarButtonItem:spinItem];
9200
9201     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9202 }
9203
9204 - (void) showDoneButton {
9205     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9206         initWithTitle:UCLocalize("DONE")
9207         style:UIBarButtonItemStyleDone
9208         target:self
9209         action:@selector(doneButtonClicked)
9210     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9211 }
9212
9213 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9214     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9215     return 6;
9216 }
9217
9218 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9219     return 0; // :(
9220 }
9221
9222 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9223     return nil; // This method is required by the protocol.
9224 }
9225
9226 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9227     if (section == 1)
9228         return UCLocalize("ROLE_EX");
9229     if (section == 4)
9230         return [NSString stringWithFormat:
9231             @"%@: %@\n%@: %@\n%@: %@",
9232             UCLocalize("USER"), UCLocalize("USER_EX"),
9233             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9234             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9235         ];
9236     else return nil;
9237 }
9238
9239 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9240     return section == 3 ? 44.0f : 0;
9241 }
9242
9243 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9244     return section == 3 ? container_ : nil;
9245 }
9246
9247 - (void) reloadData {
9248     [super reloadData];
9249
9250     [table_ reloadData];
9251 }
9252
9253 @end
9254 /* }}} */
9255 /* Stash Controller {{{ */
9256 @interface StashController : CyteViewController {
9257     _H<UIActivityIndicatorView> spinner_;
9258     _H<UILabel> status_;
9259     _H<UILabel> caption_;
9260 }
9261
9262 @end
9263
9264 @implementation StashController
9265
9266 - (void) loadView {
9267     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9268     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9269     [self setView:view];
9270
9271     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9272
9273     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9274     CGRect spinrect = [spinner_ frame];
9275     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9276     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9277     [spinner_ setFrame:spinrect];
9278     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9279     [view addSubview:spinner_];
9280     [spinner_ startAnimating];
9281
9282     CGRect captrect;
9283     captrect.size.width = [[self view] frame].size.width;
9284     captrect.size.height = 40.0f;
9285     captrect.origin.x = 0;
9286     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9287     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9288     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9289     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9290     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9291     [caption_ setTextColor:[UIColor whiteColor]];
9292     [caption_ setBackgroundColor:[UIColor clearColor]];
9293     [caption_ setShadowColor:[UIColor blackColor]];
9294     [caption_ setTextAlignment:UITextAlignmentCenter];
9295     [view addSubview:caption_];
9296
9297     CGRect statusrect;
9298     statusrect.size.width = [[self view] frame].size.width;
9299     statusrect.size.height = 30.0f;
9300     statusrect.origin.x = 0;
9301     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9302     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9303     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9304     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9305     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9306     [status_ setTextColor:[UIColor whiteColor]];
9307     [status_ setBackgroundColor:[UIColor clearColor]];
9308     [status_ setShadowColor:[UIColor blackColor]];
9309     [status_ setTextAlignment:UITextAlignmentCenter];
9310     [view addSubview:status_];
9311 }
9312
9313 - (void) releaseSubviews {
9314     spinner_ = nil;
9315     status_ = nil;
9316     caption_ = nil;
9317
9318     [super releaseSubviews];
9319 }
9320
9321 @end
9322 /* }}} */
9323
9324 @interface CYURLCache : SDURLCache {
9325 }
9326
9327 @end
9328
9329 @implementation CYURLCache
9330
9331 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9332 #if !ForRelease
9333     if (false);
9334     else if ([event isEqualToString:@"no-cache"])
9335         event = @"!!!";
9336     else if ([event isEqualToString:@"store"])
9337         event = @">>>";
9338     else if ([event isEqualToString:@"invalid"])
9339         event = @"???";
9340     else if ([event isEqualToString:@"memory"])
9341         event = @"mem";
9342     else if ([event isEqualToString:@"disk"])
9343         event = @"ssd";
9344     else if ([event isEqualToString:@"miss"])
9345         event = @"---";
9346
9347     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9348 #endif
9349 }
9350
9351 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9352     if (NSURLResponse *response = [cached response])
9353         if (NSString *mime = [response MIMEType])
9354             if ([mime isEqualToString:@"text/cache-manifest"]) {
9355                 NSURL *url([response URL]);
9356
9357 #if !ForRelease
9358                 NSLog(@"###: %@", [url absoluteString]);
9359 #endif
9360
9361                 @synchronized (HostConfig_) {
9362                     [CachedURLs_ addObject:url];
9363                 }
9364             }
9365
9366     [super storeCachedResponse:cached forRequest:request];
9367 }
9368
9369 @end
9370
9371 @interface Cydia : UIApplication <
9372     ConfirmationControllerDelegate,
9373     DatabaseDelegate,
9374     CydiaDelegate,
9375     UINavigationControllerDelegate,
9376     UITabBarControllerDelegate
9377 > {
9378     _H<UIWindow> window_;
9379     _H<CYTabBarController> tabbar_;
9380     _H<CydiaLoadingViewController> emulated_;
9381
9382     _H<NSMutableArray> essential_;
9383     _H<NSMutableArray> broken_;
9384
9385     Database *database_;
9386
9387     _H<NSURL> starturl_;
9388
9389     unsigned locked_;
9390     unsigned activity_;
9391
9392     _H<StashController> stash_;
9393
9394     bool loaded_;
9395 }
9396
9397 - (void) loadData;
9398
9399 @end
9400
9401 @implementation Cydia
9402
9403 - (void) beginUpdate {
9404     [tabbar_ beginUpdate];
9405 }
9406
9407 - (BOOL) updating {
9408     return [tabbar_ updating];
9409 }
9410
9411 - (void) _loaded {
9412     if ([broken_ count] != 0) {
9413         int count = [broken_ count];
9414
9415         UIAlertView *alert = [[[UIAlertView alloc]
9416             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9417             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9418             delegate:self
9419             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9420             otherButtonTitles:
9421                 UCLocalize("TEMPORARY_IGNORE"),
9422             nil
9423         ] autorelease];
9424
9425         [alert setContext:@"fixhalf"];
9426         [alert setNumberOfRows:2];
9427         [alert show];
9428     } else if (!Ignored_ && [essential_ count] != 0) {
9429         int count = [essential_ count];
9430
9431         UIAlertView *alert = [[[UIAlertView alloc]
9432             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9433             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9434             delegate:self
9435             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9436             otherButtonTitles:
9437                 UCLocalize("UPGRADE_ESSENTIAL"),
9438                 UCLocalize("COMPLETE_UPGRADE"),
9439             nil
9440         ] autorelease];
9441
9442         [alert setContext:@"upgrade"];
9443         [alert show];
9444     }
9445 }
9446
9447 - (void) returnToCydia {
9448     [self _loaded];
9449 }
9450
9451 - (void) _saveConfig {
9452     @synchronized (database_) {
9453         _trace();
9454         MetaFile_.Sync();
9455         _trace();
9456     }
9457
9458     if (Changed_) {
9459         NSString *error(nil);
9460
9461         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9462             _trace();
9463             NSError *error(nil);
9464             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9465                 NSLog(@"failure to save metadata data: %@", error);
9466             _trace();
9467
9468             Changed_ = false;
9469         } else {
9470             NSLog(@"failure to serialize metadata: %@", error);
9471         }
9472     }
9473
9474     CydiaWriteSources();
9475 }
9476
9477 // Navigation controller for the queuing badge.
9478 - (UINavigationController *) queueNavigationController {
9479     NSArray *controllers = [tabbar_ viewControllers];
9480     return [controllers objectAtIndex:3];
9481 }
9482
9483 - (void) unloadData {
9484     [tabbar_ unloadData];
9485 }
9486
9487 - (void) _updateData {
9488     [self _saveConfig];
9489     [self unloadData];
9490
9491     UINavigationController *navigation = [self queueNavigationController];
9492
9493     id queuedelegate = nil;
9494     if ([[navigation viewControllers] count] > 0)
9495         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9496
9497     [queuedelegate queueStatusDidChange];
9498     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9499 }
9500
9501 - (void) _refreshIfPossible:(NSDate *)update {
9502     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9503
9504     bool recently = false;
9505     if (update != nil) {
9506         NSTimeInterval interval([update timeIntervalSinceNow]);
9507         if (interval <= 0 && interval > -(15*60))
9508             recently = true;
9509     }
9510
9511     // Don't automatic refresh if:
9512     //  - We already refreshed recently.
9513     //  - We already auto-refreshed this launch.
9514     //  - Auto-refresh is disabled.
9515     if (recently || loaded_ || ManualRefresh) {
9516         // If we are cancelling, we need to make sure it knows it's already loaded.
9517         loaded_ = true;
9518
9519         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9520     } else {
9521         // We are going to load, so remember that.
9522         loaded_ = true;
9523
9524         // If we can reach the server, auto-refresh!
9525         if (IsReachable("cydia.saurik.com"))
9526             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9527     }
9528
9529     [pool release];
9530 }
9531
9532 - (void) refreshIfPossible {
9533     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9534 }
9535
9536 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9537 @synchronized (self) {
9538     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9539     [hud setText:UCLocalize("RELOADING_DATA")];
9540
9541     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9542
9543     size_t changes(0);
9544
9545     [essential_ removeAllObjects];
9546     [broken_ removeAllObjects];
9547
9548     NSArray *packages([database_ packages]);
9549     for (Package *package in packages) {
9550         if ([package half])
9551             [broken_ addObject:package];
9552         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9553             if ([package essential] && [package installed] != nil)
9554                 [essential_ addObject:package];
9555             ++changes;
9556         }
9557     }
9558
9559     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9560     if (changes != 0) {
9561         _trace();
9562         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9563         [changesItem setBadgeValue:badge];
9564         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9565         [self setApplicationIconBadgeNumber:changes];
9566     } else {
9567         _trace();
9568         [changesItem setBadgeValue:nil];
9569         [changesItem setAnimatedBadge:NO];
9570         [self setApplicationIconBadgeNumber:0];
9571     }
9572
9573     [self _updateData];
9574
9575     if (hud != nil)
9576         [self removeProgressHUD:hud];
9577 } }
9578
9579 - (void) updateData {
9580     [self _updateData];
9581 }
9582
9583 - (void) updateDataAndLoad {
9584     [self _updateData];
9585     if ([database_ progressDelegate] == nil)
9586         [self _loaded];
9587 }
9588
9589 - (void) update_ {
9590     [database_ update];
9591     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9592 }
9593
9594 - (void) disemulate {
9595     if (emulated_ == nil)
9596         return;
9597
9598     [window_ addSubview:[tabbar_ view]];
9599     [[emulated_ view] removeFromSuperview];
9600     emulated_ = nil;
9601     [window_ setUserInteractionEnabled:YES];
9602 }
9603
9604 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9605     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9606     if (IsWildcat_)
9607         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9608
9609     UIViewController *parent;
9610     if (emulated_ == nil)
9611         parent = tabbar_;
9612     else if (!force)
9613         parent = emulated_;
9614     else {
9615         [self disemulate];
9616         parent = tabbar_;
9617     }
9618
9619     [parent presentModalViewController:navigation animated:YES];
9620 }
9621
9622 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9623     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9624
9625     if (navigation != nil)
9626         [navigation pushViewController:progress animated:YES];
9627     else
9628         [self presentModalViewController:progress force:YES];
9629
9630     [progress invoke:invocation withTitle:title];
9631     return progress;
9632 }
9633
9634 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9635     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9636 }
9637
9638 - (void) repairWithInvocation:(NSInvocation *)invocation {
9639     _trace();
9640     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9641     _trace();
9642 }
9643
9644 - (void) repairWithSelector:(SEL)selector {
9645     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9646 }
9647
9648 - (void) reloadData {
9649     [self reloadDataWithInvocation:nil];
9650     if ([database_ progressDelegate] == nil)
9651         [self _loaded];
9652 }
9653
9654 - (void) syncData {
9655     [self _saveConfig];
9656     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9657 }
9658
9659 - (void) addSource:(NSDictionary *) source {
9660     CydiaAddSource(source);
9661 }
9662
9663 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9664     CydiaAddSource(href, distribution, sections);
9665 }
9666
9667 - (void) addTrivialSource:(NSString *)href {
9668     CydiaAddSource(href, @"./");
9669 }
9670
9671 - (void) updateValues {
9672     Changed_ = true;
9673 }
9674
9675 - (void) resolve {
9676     pkgProblemResolver *resolver = [database_ resolver];
9677
9678     resolver->InstallProtect();
9679     if (!resolver->Resolve(true))
9680         _error->Discard();
9681 }
9682
9683 - (bool) perform {
9684     // XXX: this is a really crappy way of doing this.
9685     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9686     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9687     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9688     if ([tabbar_ updating])
9689         [tabbar_ cancelUpdate];
9690
9691     if (![database_ prepare])
9692         return false;
9693
9694     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9695     [page setDelegate:self];
9696     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9697
9698     if (IsWildcat_)
9699         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9700     [tabbar_ presentModalViewController:confirm_ animated:YES];
9701
9702     return true;
9703 }
9704
9705 - (void) queue {
9706     @synchronized (self) {
9707         [self perform];
9708     }
9709 }
9710
9711 - (void) clearPackage:(Package *)package {
9712     @synchronized (self) {
9713         [package clear];
9714         [self resolve];
9715         [self perform];
9716     }
9717 }
9718
9719 - (void) installPackages:(NSArray *)packages {
9720     @synchronized (self) {
9721         for (Package *package in packages)
9722             [package install];
9723         [self resolve];
9724         [self perform];
9725     }
9726 }
9727
9728 - (void) installPackage:(Package *)package {
9729     @synchronized (self) {
9730         [package install];
9731         [self resolve];
9732         [self perform];
9733     }
9734 }
9735
9736 - (void) removePackage:(Package *)package {
9737     @synchronized (self) {
9738         [package remove];
9739         [self resolve];
9740         [self perform];
9741     }
9742 }
9743
9744 - (void) distUpgrade {
9745     @synchronized (self) {
9746         if (![database_ upgrade])
9747             return;
9748         [self perform];
9749     }
9750 }
9751
9752 - (void) _uicache {
9753     _trace();
9754     system("su -c /usr/bin/uicache mobile");
9755     _trace();
9756 }
9757
9758 - (void) uicache {
9759     UIProgressHUD *hud([self addProgressHUD]);
9760     [hud setText:UCLocalize("LOADING")];
9761     [self yieldToSelector:@selector(_uicache)];
9762     [self removeProgressHUD:hud];
9763 }
9764
9765 - (void) perform_ {
9766     [database_ perform];
9767     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9768     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9769 }
9770
9771 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9772     Queuing_ = false;
9773     ++locked_;
9774     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9775     --locked_;
9776 }
9777
9778 - (void) showSettings {
9779     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9780 }
9781
9782 - (void) retainNetworkActivityIndicator {
9783     if (activity_++ == 0)
9784         [self setNetworkActivityIndicatorVisible:YES];
9785
9786 #if TraceLogging
9787     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9788 #endif
9789 }
9790
9791 - (void) releaseNetworkActivityIndicator {
9792     if (--activity_ == 0)
9793         [self setNetworkActivityIndicatorVisible:NO];
9794
9795 #if TraceLogging
9796     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9797 #endif
9798
9799 }
9800
9801 - (void) cancelAndClear:(bool)clear {
9802     @synchronized (self) {
9803         if (clear) {
9804             [database_ clear];
9805             Queuing_ = false;
9806         } else {
9807             Queuing_ = true;
9808         }
9809
9810         [self _updateData];
9811     }
9812 }
9813
9814 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9815     NSString *context([alert context]);
9816
9817     if ([context isEqualToString:@"conffile"]) {
9818         FILE *input = [database_ input];
9819         if (button == [alert cancelButtonIndex])
9820             fprintf(input, "N\n");
9821         else if (button == [alert firstOtherButtonIndex])
9822             fprintf(input, "Y\n");
9823         fflush(input);
9824
9825         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9826     } else if ([context isEqualToString:@"fixhalf"]) {
9827         if (button == [alert cancelButtonIndex]) {
9828             @synchronized (self) {
9829                 for (Package *broken in (id) broken_) {
9830                     [broken remove];
9831
9832                     NSString *id = [broken id];
9833                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9834                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9835                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9836                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9837                 }
9838
9839                 [self resolve];
9840                 [self perform];
9841             }
9842         } else if (button == [alert firstOtherButtonIndex]) {
9843             [broken_ removeAllObjects];
9844             [self _loaded];
9845         }
9846
9847         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9848     } else if ([context isEqualToString:@"upgrade"]) {
9849         if (button == [alert firstOtherButtonIndex]) {
9850             @synchronized (self) {
9851                 for (Package *essential in (id) essential_)
9852                     [essential install];
9853
9854                 [self resolve];
9855                 [self perform];
9856             }
9857         } else if (button == [alert firstOtherButtonIndex] + 1) {
9858             [self distUpgrade];
9859         } else if (button == [alert cancelButtonIndex]) {
9860             Ignored_ = YES;
9861         }
9862
9863         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9864     }
9865 }
9866
9867 - (void) system:(NSString *)command {
9868     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9869
9870     _trace();
9871     system([command UTF8String]);
9872     _trace();
9873
9874     [pool release];
9875 }
9876
9877 - (void) applicationWillSuspend {
9878     [database_ clean];
9879     [super applicationWillSuspend];
9880 }
9881
9882 - (BOOL) isSafeToSuspend {
9883     if (locked_ != 0) {
9884 #if !ForRelease
9885         NSLog(@"isSafeToSuspend: locked_ != 0");
9886 #endif
9887         return false;
9888     }
9889
9890     // Use external process status API internally.
9891     // This is probably a really bad idea.
9892     // XXX: what is the point of this? does this solve anything at all?
9893     uint64_t status = 0;
9894     int notify_token;
9895     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9896         notify_get_state(notify_token, &status);
9897         notify_cancel(notify_token);
9898     }
9899
9900     if (status != 0) {
9901 #if !ForRelease
9902         NSLog(@"isSafeToSuspend: status != 0");
9903 #endif
9904         return false;
9905     }
9906
9907 #if !ForRelease
9908     NSLog(@"isSafeToSuspend: -> true");
9909 #endif
9910     return true;
9911 }
9912
9913 - (void) applicationSuspend:(__GSEvent *)event {
9914     if ([self isSafeToSuspend])
9915         [super applicationSuspend:event];
9916 }
9917
9918 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9919     if ([self isSafeToSuspend])
9920         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9921 }
9922
9923 - (void) _setSuspended:(BOOL)value {
9924     if ([self isSafeToSuspend])
9925         [super _setSuspended:value];
9926 }
9927
9928 - (UIProgressHUD *) addProgressHUD {
9929     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9930     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9931
9932     [window_ setUserInteractionEnabled:NO];
9933
9934     UIViewController *target(tabbar_);
9935     if (UIViewController *modal = [target modalViewController])
9936         target = modal;
9937
9938     [hud showInView:[target view]];
9939
9940     ++locked_;
9941     return hud;
9942 }
9943
9944 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9945     --locked_;
9946     [hud hide];
9947     [hud removeFromSuperview];
9948     [window_ setUserInteractionEnabled:YES];
9949 }
9950
9951 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9952     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9953 }
9954
9955 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9956     NSString *scheme([[url scheme] lowercaseString]);
9957     if ([[url absoluteString] length] <= [scheme length] + 3)
9958         return nil;
9959     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9960     NSArray *components([path componentsSeparatedByString:@"/"]);
9961
9962     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9963         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9964         if (controller != nil)
9965             [controller setDelegate:self];
9966         return controller;
9967     }
9968
9969     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9970         return nil;
9971
9972     NSString *base([components objectAtIndex:0]);
9973
9974     CyteViewController *controller = nil;
9975
9976     if ([base isEqualToString:@"url"]) {
9977         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9978         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9979         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9980     } else if (!external && [components count] == 1) {
9981         if ([base isEqualToString:@"manage"]) {
9982             controller = [[[ManageController alloc] init] autorelease];
9983         }
9984
9985         if ([base isEqualToString:@"storage"]) {
9986             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9987         }
9988
9989         if ([base isEqualToString:@"sources"]) {
9990             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9991         }
9992
9993         if ([base isEqualToString:@"home"]) {
9994             controller = [[[HomeController alloc] init] autorelease];
9995         }
9996
9997         if ([base isEqualToString:@"sections"]) {
9998             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9999         }
10000
10001         if ([base isEqualToString:@"search"]) {
10002             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
10003         }
10004
10005         if ([base isEqualToString:@"changes"]) {
10006             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
10007         }
10008
10009         if ([base isEqualToString:@"installed"]) {
10010             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
10011         }
10012     } else if ([components count] == 2) {
10013         NSString *argument = [components objectAtIndex:1];
10014
10015         if ([base isEqualToString:@"package"]) {
10016             controller = [self pageForPackage:argument withReferrer:referrer];
10017         }
10018
10019         if (!external && [base isEqualToString:@"search"]) {
10020             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
10021         }
10022
10023         if (!external && [base isEqualToString:@"sections"]) {
10024             if ([argument isEqualToString:@"all"])
10025                 argument = nil;
10026             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
10027         }
10028
10029         if (!external && [base isEqualToString:@"sources"]) {
10030             if ([argument isEqualToString:@"add"]) {
10031                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
10032                 [(SourcesController *)controller showAddSourcePrompt];
10033             } else {
10034                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
10035                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
10036             }
10037         }
10038
10039         if (!external && [base isEqualToString:@"launch"]) {
10040             [self launchApplicationWithIdentifier:argument suspended:NO];
10041             return nil;
10042         }
10043     } else if (!external && [components count] == 3) {
10044         NSString *arg1 = [components objectAtIndex:1];
10045         NSString *arg2 = [components objectAtIndex:2];
10046
10047         if ([base isEqualToString:@"package"]) {
10048             if ([arg2 isEqualToString:@"settings"]) {
10049                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
10050             } else if ([arg2 isEqualToString:@"files"]) {
10051                 if (Package *package = [database_ packageWithName:arg1]) {
10052                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
10053                     [(FileTable *)controller setPackage:package];
10054                 }
10055             }
10056         }
10057     }
10058
10059     [controller setDelegate:self];
10060     return controller;
10061 }
10062
10063 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
10064     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
10065
10066     if (page != nil)
10067         [tabbar_ setUnselectedViewController:page];
10068
10069     return page != nil;
10070 }
10071
10072 - (void) applicationOpenURL:(NSURL *)url {
10073     [super applicationOpenURL:url];
10074
10075     if (!loaded_)
10076         starturl_ = url;
10077     else
10078         [self openCydiaURL:url forExternal:YES];
10079 }
10080
10081 - (void) applicationWillResignActive:(UIApplication *)application {
10082     // Stop refreshing if you get a phone call or lock the device.
10083     if ([tabbar_ updating])
10084         [tabbar_ cancelUpdate];
10085
10086     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
10087         [super applicationWillResignActive:application];
10088 }
10089
10090 - (void) saveState {
10091     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
10092     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10093     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10094     Changed_ = true;
10095
10096     [self _saveConfig];
10097 }
10098
10099 - (void) applicationWillTerminate:(UIApplication *)application {
10100     [self saveState];
10101 }
10102
10103 - (void) setConfigurationData:(NSString *)data {
10104     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10105
10106     if (!conffile_r(data)) {
10107         lprintf("E:invalid conffile\n");
10108         return;
10109     }
10110
10111     NSString *ofile = conffile_r[1];
10112     //NSString *nfile = conffile_r[2];
10113
10114     UIAlertView *alert = [[[UIAlertView alloc]
10115         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10116         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10117         delegate:self
10118         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10119         otherButtonTitles:
10120             UCLocalize("ACCEPT_NEW_COPY"),
10121             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10122         nil
10123     ] autorelease];
10124
10125     [alert setContext:@"conffile"];
10126     [alert setNumberOfRows:2];
10127     [alert show];
10128 }
10129
10130 - (void) addStashController {
10131     ++locked_;
10132     stash_ = [[[StashController alloc] init] autorelease];
10133     [window_ addSubview:[stash_ view]];
10134 }
10135
10136 - (void) removeStashController {
10137     [[stash_ view] removeFromSuperview];
10138     stash_ = nil;
10139     --locked_;
10140 }
10141
10142 - (void) stash {
10143     [self setIdleTimerDisabled:YES];
10144
10145     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10146     UpdateExternalStatus(1);
10147     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10148     UpdateExternalStatus(0);
10149
10150     [self removeStashController];
10151
10152     pid_t pid(ExecFork());
10153     if (pid == 0) {
10154         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10155         perror("launchctl stop");
10156         exit(0);
10157     }
10158
10159     ReapZombie(pid);
10160 }
10161
10162 - (void) setupViewControllers {
10163     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10164
10165     NSMutableArray *items([NSMutableArray arrayWithObjects:
10166         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10167         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10168         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10169         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10170     nil]);
10171
10172     if (IsWildcat_) {
10173         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10174         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10175     } else {
10176         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10177     }
10178
10179     NSMutableArray *controllers([NSMutableArray array]);
10180     for (UITabBarItem *item in items) {
10181         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10182         [controller setTabBarItem:item];
10183         [controllers addObject:controller];
10184     }
10185     [tabbar_ setViewControllers:controllers];
10186
10187     [tabbar_ setUpdateDelegate:self];
10188 }
10189
10190 - (void) _sendMemoryWarningNotification {
10191     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10192         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10193     else
10194         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10195 }
10196
10197 - (void) _sendMemoryWarningNotifications {
10198     while (true) {
10199         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10200         sleep(2);
10201         //usleep(2000000);
10202     }
10203 }
10204
10205 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10206     NSLog(@"--");
10207     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10208 }
10209
10210 - (void) applicationDidFinishLaunching:(id)unused {
10211     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10212
10213 _trace();
10214     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10215         [self setApplicationSupportsShakeToEdit:NO];
10216
10217     @synchronized (HostConfig_) {
10218         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10219     }
10220
10221     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10222         initWithMemoryCapacity:524288
10223         diskCapacity:10485760
10224         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
10225     ] autorelease]];
10226
10227     [CydiaWebViewController _initialize];
10228
10229     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10230
10231     // this would disallow http{,s} URLs from accessing this data
10232     //[WebView registerURLSchemeAsLocal:@"cydia"];
10233
10234     Font12_ = [UIFont systemFontOfSize:12];
10235     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10236     Font14_ = [UIFont systemFontOfSize:14];
10237     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10238     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10239
10240     essential_ = [NSMutableArray arrayWithCapacity:4];
10241     broken_ = [NSMutableArray arrayWithCapacity:4];
10242
10243     // XXX: I really need this thing... like, seriously... I'm sorry
10244     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10245
10246     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10247     [window_ orderFront:self];
10248     [window_ makeKey:self];
10249     [window_ setHidden:NO];
10250
10251     if (false) stash: {
10252         [self addStashController];
10253         // XXX: this would be much cleaner as a yieldToSelector:
10254         // that way the removeStashController could happen right here inline
10255         // we also could no longer require the useless stash_ field anymore
10256         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10257         return;
10258     }
10259
10260     struct stat root;
10261     int error(stat("/", &root));
10262     _assert(error != -1);
10263
10264     #define Stash_(path) do { \
10265         struct stat folder; \
10266         int error(lstat((path), &folder)); \
10267         if (error != -1 && ( \
10268             folder.st_dev == root.st_dev && \
10269             S_ISDIR(folder.st_mode) \
10270         ) || error == -1 && ( \
10271             errno == ENOENT || \
10272             errno == ENOTDIR \
10273         )) goto stash; \
10274     } while (false)
10275
10276     Stash_("/Applications");
10277     Stash_("/Library/Ringtones");
10278     Stash_("/Library/Wallpaper");
10279     //Stash_("/usr/bin");
10280     Stash_("/usr/include");
10281     Stash_("/usr/lib/pam");
10282     Stash_("/usr/libexec");
10283     Stash_("/usr/share");
10284     //Stash_("/var/lib");
10285
10286     database_ = [Database sharedInstance];
10287     [database_ setDelegate:self];
10288
10289     [window_ setUserInteractionEnabled:NO];
10290     [self setupViewControllers];
10291
10292     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10293     [window_ addSubview:[emulated_ view]];
10294
10295     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10296 _trace();
10297 }
10298
10299 - (NSArray *) defaultStartPages {
10300     NSMutableArray *standard = [NSMutableArray array];
10301     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10302     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10303     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10304     if (!IsWildcat_) {
10305         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10306     } else {
10307         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10308         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10309     }
10310     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10311     return standard;
10312 }
10313
10314 - (void) loadData {
10315 _trace();
10316     if (Role_ == nil) {
10317         [window_ setUserInteractionEnabled:YES];
10318         [self showSettings];
10319         return;
10320     } else {
10321         if ([emulated_ modalViewController] != nil)
10322             [emulated_ dismissModalViewControllerAnimated:YES];
10323         [window_ setUserInteractionEnabled:NO];
10324     }
10325
10326     [self reloadDataWithInvocation:nil];
10327     [self refreshIfPossible];
10328     PrintTimes();
10329
10330     [self disemulate];
10331
10332     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10333     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10334     int standardIndex = 0;
10335     NSArray *standard = [self defaultStartPages];
10336
10337     BOOL valid = YES;
10338
10339     if (saved == nil)
10340         valid = NO;
10341
10342     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10343     if (valid && closed != nil) {
10344         NSTimeInterval interval([closed timeIntervalSinceNow]);
10345         // XXX: Is 30 minutes the optimal time here?
10346         if (interval <= -(30*60))
10347             valid = NO;
10348     }
10349
10350     if (valid && [saved count] != [standard count])
10351         valid = NO;
10352
10353     if (valid) {
10354         for (unsigned int i = 0; i < [standard count]; i++) {
10355             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10356             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10357             //      but it's good enough for now.
10358             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10359                 valid = NO;
10360                 break;
10361             }
10362         }
10363     }
10364
10365     NSArray *items = nil;
10366     if (valid) {
10367         [tabbar_ setSelectedIndex:savedIndex];
10368         items = saved;
10369     } else {
10370         [tabbar_ setSelectedIndex:standardIndex];
10371         items = standard;
10372     }
10373
10374     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10375         NSArray *stack = [items objectAtIndex:tab];
10376         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10377         NSMutableArray *current = [NSMutableArray array];
10378
10379         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10380             NSString *addr = [stack objectAtIndex:nav];
10381             NSURL *url = [NSURL URLWithString:addr];
10382             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10383             if (page != nil)
10384                 [current addObject:page];
10385         }
10386
10387         [navigation setViewControllers:current];
10388     }
10389
10390     // (Try to) show the startup URL.
10391     if (starturl_ != nil) {
10392         [self openCydiaURL:starturl_ forExternal:NO];
10393         starturl_ = nil;
10394     }
10395 }
10396
10397 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10398     if (item != nil && IsWildcat_) {
10399         [sheet showFromBarButtonItem:item animated:YES];
10400     } else {
10401         [sheet showInView:window_];
10402     }
10403 }
10404
10405 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10406     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10407     [progress setTitle:task];
10408     [progress addProgressEvent:event];
10409 }
10410
10411 - (void) addProgressEventForTask:(NSArray *)data {
10412     CydiaProgressEvent *event([data objectAtIndex:0]);
10413     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10414     [self addProgressEvent:event forTask:task];
10415 }
10416
10417 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10418     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10419 }
10420
10421 @end
10422
10423 /*IMP alloc_;
10424 id Alloc_(id self, SEL selector) {
10425     id object = alloc_(self, selector);
10426     lprintf("[%s]A-%p\n", self->isa->name, object);
10427     return object;
10428 }*/
10429
10430 /*IMP dealloc_;
10431 id Dealloc_(id self, SEL selector) {
10432     id object = dealloc_(self, selector);
10433     lprintf("[%s]D-%p\n", self->isa->name, object);
10434     return object;
10435 }*/
10436
10437 Class $WebDefaultUIKitDelegate;
10438
10439 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10440     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10441         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10442     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10443 }
10444
10445 static NSSet *MobilizedFiles_;
10446
10447 static NSURL *MobilizeURL(NSURL *url) {
10448     NSString *path([url path]);
10449     if ([path hasPrefix:@"/var/root/"]) {
10450         NSString *file([path substringFromIndex:10]);
10451         if ([MobilizedFiles_ containsObject:file])
10452             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10453     }
10454
10455     return url;
10456 }
10457
10458 Class $CFXPreferencesPropertyListSource;
10459 @class CFXPreferencesPropertyListSource;
10460
10461 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10462     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10463     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10464     url = MobilizeURL(url);
10465     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10466     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10467     url = old;
10468     [pool release];
10469     return value;
10470 }
10471
10472 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10473     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10474     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10475     url = MobilizeURL(url);
10476     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10477     //NSLog(@"%@ %@", [url absoluteString], value);
10478     url = old;
10479     [pool release];
10480     return value;
10481 }
10482
10483 Class $NSURLConnection;
10484
10485 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10486     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10487
10488     NSURL *url([copy URL]);
10489
10490     NSString *host([url host]);
10491     NSString *scheme([[url scheme] lowercaseString]);
10492
10493     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10494
10495     @synchronized (HostConfig_) {
10496         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10497             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10498                 [copy setHTTPShouldUsePipelining:YES];
10499
10500         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10501             if ([control isEqualToString:@"max-age=0"])
10502                 if ([CachedURLs_ containsObject:url]) {
10503 #if !ForRelease
10504                     NSLog(@"~~~: %@", url);
10505 #endif
10506
10507                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10508
10509                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10510                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10511                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10512                 }
10513     }
10514
10515     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10516     } return self;
10517 }
10518
10519 Class $WAKWindow;
10520
10521 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10522     CGSize size([[UIScreen mainScreen] bounds].size);
10523     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10524         if ([$WAKWindow hasLandscapeOrientation])
10525             std::swap(size.width, size.height);*/
10526     return size;
10527 }
10528
10529 int main(int argc, char *argv[]) {
10530     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10531
10532     _trace();
10533
10534     UpdateExternalStatus(0);
10535
10536     if (Class $UIDevice = objc_getClass("UIDevice")) {
10537         UIDevice *device([$UIDevice currentDevice]);
10538         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10539     } else
10540         IsWildcat_ = false;
10541
10542     UIScreen *screen([UIScreen mainScreen]);
10543     if ([screen respondsToSelector:@selector(scale)])
10544         ScreenScale_ = [screen scale];
10545     else
10546         ScreenScale_ = 1;
10547
10548     UIDevice *device([UIDevice currentDevice]);
10549     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10550         Idiom_ = @"iphone";
10551     else {
10552         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10553         if (idiom == UIUserInterfaceIdiomPhone)
10554             Idiom_ = @"iphone";
10555         else if (idiom == UIUserInterfaceIdiomPad)
10556             Idiom_ = @"ipad";
10557         else
10558             NSLog(@"unknown UIUserInterfaceIdiom!");
10559     }
10560
10561     Pcre pattern("^([0-9]+\\.[0-9]+)");
10562
10563     if (pattern([device systemVersion]))
10564         Firmware_ = pattern[1];
10565     if (pattern(Cydia_))
10566         Major_ = pattern[1];
10567
10568     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10569
10570     HostConfig_ = [[[NSObject alloc] init] autorelease];
10571     @synchronized (HostConfig_) {
10572         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10573         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10574         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10575         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10576         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10577     }
10578
10579     NSString *ui(@"ui/ios");
10580     if (Idiom_ != nil)
10581         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10582     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10583     UI_ = CydiaURL(ui);
10584
10585     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10586
10587     MobilizedFiles_ = [NSMutableSet setWithObjects:
10588         @"Library/Preferences/com.apple.Accessibility.plist",
10589         @"Library/Preferences/com.apple.preferences.sounds.plist",
10590     nil];
10591
10592     /* Library Hacks {{{ */
10593     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10594
10595     $WAKWindow = objc_getClass("WAKWindow");
10596     if ($WAKWindow != NULL)
10597         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10598             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10599
10600     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10601
10602     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10603     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10604         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10605         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10606     }
10607
10608     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10609     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10610         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10611         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10612     }
10613
10614     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10615     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10616     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10617         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10618         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10619     }
10620
10621     $NSURLConnection = objc_getClass("NSURLConnection");
10622     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10623     if (NSURLConnection$init$ != NULL) {
10624         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10625         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10626     }
10627     /* }}} */
10628     /* Set Locale {{{ */
10629     Locale_ = CFLocaleCopyCurrent();
10630     Languages_ = [NSLocale preferredLanguages];
10631
10632     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10633     //NSLog(@"%@", [Languages_ description]);
10634
10635     const char *lang;
10636     if (Locale_ != NULL)
10637         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10638     else if (Languages_ != nil && [Languages_ count] != 0)
10639         lang = [[Languages_ objectAtIndex:0] UTF8String];
10640     else
10641         // XXX: consider just setting to C and then falling through?
10642         lang = NULL;
10643
10644     if (lang != NULL) {
10645         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10646         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10647     }
10648
10649     NSLog(@"Setting Language: %s", lang);
10650
10651     if (lang != NULL) {
10652         setenv("LANG", lang, true);
10653         std::setlocale(LC_ALL, lang);
10654     }
10655     /* }}} */
10656
10657     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10658
10659     /* Parse Arguments {{{ */
10660     bool substrate(false);
10661
10662     if (argc != 0) {
10663         char **args(argv);
10664         int arge(1);
10665
10666         for (int argi(1); argi != argc; ++argi)
10667             if (strcmp(argv[argi], "--") == 0) {
10668                 arge = argi;
10669                 argv[argi] = argv[0];
10670                 argv += argi;
10671                 argc -= argi;
10672                 break;
10673             }
10674
10675         for (int argi(1); argi != arge; ++argi)
10676             if (strcmp(args[argi], "--substrate") == 0)
10677                 substrate = true;
10678             else
10679                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10680     }
10681     /* }}} */
10682
10683     App_ = [[NSBundle mainBundle] bundlePath];
10684     Advanced_ = YES;
10685
10686     setuid(0);
10687     setgid(0);
10688
10689     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10690     alloc_ = alloc->method_imp;
10691     alloc->method_imp = (IMP) &Alloc_;*/
10692
10693     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10694     dealloc_ = dealloc->method_imp;
10695     dealloc->method_imp = (IMP) &Dealloc_;*/
10696
10697     /* System Information {{{ */
10698     size_t size;
10699
10700     int maxproc;
10701     size = sizeof(maxproc);
10702     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10703         perror("sysctlbyname(\"kern.maxproc\", ?)");
10704     else if (maxproc < 64) {
10705         maxproc = 64;
10706         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10707             perror("sysctlbyname(\"kern.maxproc\", #)");
10708     }
10709
10710     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10711     char *osversion = new char[size];
10712     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10713         perror("sysctlbyname(\"kern.osversion\", ?)");
10714     else
10715         System_ = [NSString stringWithUTF8String:osversion];
10716
10717     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10718     char *machine = new char[size];
10719     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10720         perror("sysctlbyname(\"hw.machine\", ?)");
10721     else
10722         Machine_ = machine;
10723
10724     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10725     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10726     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10727
10728     UniqueID_ = [device uniqueIdentifier];
10729
10730     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10731         Product_ = [info objectForKey:@"SafariProductVersion"];
10732         Safari_ = [info objectForKey:@"CFBundleVersion"];
10733     }
10734
10735     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10736
10737     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10738         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10739     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10740         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10741     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10742         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10743
10744     UserAgent_ = agent;
10745     /* }}} */
10746     /* Load Database {{{ */
10747     _trace();
10748     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10749     _trace();
10750     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10751
10752     if (Metadata_ == NULL)
10753         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10754     else {
10755         Settings_ = [Metadata_ objectForKey:@"Settings"];
10756
10757         Packages_ = [Metadata_ objectForKey:@"Packages"];
10758
10759         Values_ = [Metadata_ objectForKey:@"Values"];
10760         Sections_ = [Metadata_ objectForKey:@"Sections"];
10761         Sources_ = [Metadata_ objectForKey:@"Sources"];
10762
10763         Token_ = [Metadata_ objectForKey:@"Token"];
10764
10765         Version_ = [Metadata_ objectForKey:@"Version"];
10766     }
10767
10768     if (Settings_ != nil)
10769         Role_ = [Settings_ objectForKey:@"Role"];
10770
10771     if (Values_ == nil) {
10772         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10773         [Metadata_ setObject:Values_ forKey:@"Values"];
10774     }
10775
10776     if (Sections_ == nil) {
10777         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10778         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10779     }
10780
10781     if (Sources_ == nil) {
10782         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10783         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10784     }
10785
10786     if (Version_ == nil) {
10787         Version_ = [NSNumber numberWithUnsignedInt:0];
10788         [Metadata_ setObject:Version_ forKey:@"Version"];
10789     }
10790
10791     if ([Version_ unsignedIntValue] == 0) {
10792         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10793         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10794         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10795         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10796
10797         Version_ = [NSNumber numberWithUnsignedInt:1];
10798         [Metadata_ setObject:Version_ forKey:@"Version"];
10799
10800         [Metadata_ removeObjectForKey:@"LastUpdate"];
10801
10802         Changed_ = true;
10803     }
10804     /* }}} */
10805
10806     CydiaWriteSources();
10807
10808     _trace();
10809     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10810     _trace();
10811
10812     if (Packages_ != nil) {
10813         bool fail(false);
10814         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10815         _trace();
10816
10817         if (!fail) {
10818             [Metadata_ removeObjectForKey:@"Packages"];
10819             Packages_ = nil;
10820             Changed_ = true;
10821         }
10822     }
10823
10824     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10825
10826 #define MobileSubstrate_(name) \
10827     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10828         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10829         if (handle == NULL) \
10830             NSLog(@"%s", dlerror()); \
10831     }
10832
10833     MobileSubstrate_(Activator)
10834     MobileSubstrate_(libstatusbar)
10835     MobileSubstrate_(SimulatedKeyEvents)
10836     MobileSubstrate_(WinterBoard)
10837
10838     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10839         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10840
10841     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10842
10843     if (access("/User", F_OK) != 0 || version != 5) {
10844         _trace();
10845         system("/usr/libexec/cydia/firmware.sh");
10846         _trace();
10847     }
10848
10849     _assert([[NSFileManager defaultManager]
10850         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10851         withIntermediateDirectories:YES
10852         attributes:nil
10853         error:NULL
10854     ]);
10855
10856     if (access("/tmp/cydia.chk", F_OK) == 0) {
10857         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10858             _assert(errno == ENOENT);
10859         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10860             _assert(errno == ENOENT);
10861     }
10862
10863     /* APT Initialization {{{ */
10864     _assert(pkgInitConfig(*_config));
10865     _assert(pkgInitSystem(*_config, _system));
10866
10867     if (lang != NULL)
10868         _config->Set("APT::Acquire::Translation", lang);
10869
10870     // XXX: this timeout might be important :(
10871     //_config->Set("Acquire::http::Timeout", 15);
10872
10873     _config->Set("Acquire::http::MaxParallel", 3);
10874     /* }}} */
10875     /* Color Choices {{{ */
10876     space_ = CGColorSpaceCreateDeviceRGB();
10877
10878     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10879     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10880     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10881     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10882     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10883     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10884     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10885     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10886     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10887
10888     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10889     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10890     /* }}}*/
10891     /* UIKit Configuration {{{ */
10892     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10893     if ($GSFontSetUseLegacyFontMetrics != NULL)
10894         $GSFontSetUseLegacyFontMetrics(YES);
10895
10896     // XXX: I have a feeling this was important
10897     //UIKeyboardDisableAutomaticAppearance();
10898     /* }}} */
10899
10900     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10901     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10902
10903     ShowPromoted_ = fast;
10904     PulseInterval_ = fast ? 50000 : 500000;
10905
10906     Colon_ = UCLocalize("COLON_DELIMITED");
10907     Elision_ = UCLocalize("ELISION");
10908     Error_ = UCLocalize("ERROR");
10909     Warning_ = UCLocalize("WARNING");
10910
10911 #if !ForRelease
10912     AprilFools_ = true;
10913 #else
10914     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10915     AprilFools_ = date.month == 4 && date.day == 1;
10916 #endif
10917
10918     _trace();
10919     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10920
10921     CGColorSpaceRelease(space_);
10922     CFRelease(Locale_);
10923
10924     [pool release];
10925     return value;
10926 }