MobileCydia.mm

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