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                 // XXX: maybe this should check if this is really a string, not just for length
2889                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2890                     icon = @"icon.png";
2891                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2892
2893                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2894                 [applications addObject:application];
2895
2896                 [application addObject:id];
2897                 [application addObject:display];
2898                 [application addObject:url];
2899             }
2900
2901     return [applications count] == 0 ? nil : applications;
2902 }
2903
2904 - (Source *) source {
2905     if (source_ == nil) {
2906         @synchronized (database_) {
2907             if ([database_ era] != era_ || file_.end())
2908                 source_ = (Source *) [NSNull null];
2909             else
2910                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2911         }
2912     }
2913
2914     return source_ == (Source *) [NSNull null] ? nil : source_;
2915 }
2916
2917 - (uint32_t) rank {
2918     return rank_;
2919 }
2920
2921 - (BOOL) matches:(NSArray *)query {
2922     if (query == nil || [query count] == 0)
2923         return NO;
2924
2925     rank_ = 0;
2926
2927     NSString *string;
2928     NSRange range;
2929     NSUInteger length;
2930
2931     string = [self name];
2932     length = [string length];
2933
2934     for (NSString *term in query) {
2935         range = [string rangeOfString:term options:MatchCompareOptions_];
2936         if (range.location != NSNotFound)
2937             rank_ -= 6 * 1000000 / length;
2938     }
2939
2940     if (rank_ == 0) {
2941         string = [self id];
2942         length = [string length];
2943
2944         for (NSString *term in query) {
2945             range = [string rangeOfString:term options:MatchCompareOptions_];
2946             if (range.location != NSNotFound)
2947                 rank_ -= 6 * 1000000 / length;
2948         }
2949     }
2950
2951     string = [self shortDescription];
2952     length = [string length];
2953     NSUInteger stop(std::min<NSUInteger>(length, 200));
2954
2955     for (NSString *term in query) {
2956         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2957         if (range.location != NSNotFound)
2958             rank_ -= 2 * 100000;
2959     }
2960
2961     return rank_ != 0;
2962 }
2963
2964 - (bool) hasSupportingRole {
2965     if (role_ == 0)
2966         return true;
2967     if (role_ == 1)
2968         return true;
2969     if ([Role_ isEqualToString:@"User"])
2970         return false;
2971     if (role_ == 2)
2972         return true;
2973     if ([Role_ isEqualToString:@"Hacker"])
2974         return false;
2975     if (role_ == 3)
2976         return true;
2977     if ([Role_ isEqualToString:@"Developer"])
2978         return false;
2979     _assert(false);
2980 }
2981
2982 - (NSArray *) tags {
2983     return tags_;
2984 }
2985
2986 - (BOOL) hasTag:(NSString *)tag {
2987     return tags_ == nil ? NO : [tags_ containsObject:tag];
2988 }
2989
2990 - (NSString *) primaryPurpose {
2991     for (NSString *tag in (NSArray *) tags_)
2992         if ([tag hasPrefix:@"purpose::"])
2993             return [tag substringFromIndex:9];
2994     return nil;
2995 }
2996
2997 - (NSArray *) purposes {
2998     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2999     for (NSString *tag in (NSArray *) tags_)
3000         if ([tag hasPrefix:@"purpose::"])
3001             [purposes addObject:[tag substringFromIndex:9]];
3002     return [purposes count] == 0 ? nil : purposes;
3003 }
3004
3005 - (bool) isCommercial {
3006     return [self hasTag:@"cydia::commercial"];
3007 }
3008
3009 - (void) setIndex:(size_t)index {
3010     if (metadata_->index_ != index)
3011         metadata_->index_ = index;
3012 }
3013
3014 - (CYString &) cyname {
3015     return name_.empty() ? id_ : name_;
3016 }
3017
3018 - (uint32_t) compareBySection:(NSArray *)sections {
3019     NSString *section([self section]);
3020     for (size_t i(0), e([sections count]); i != e; ++i) {
3021         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3022             return i;
3023     }
3024
3025     return _not(uint32_t);
3026 }
3027
3028 - (void) clear {
3029 @synchronized (database_) {
3030     pkgProblemResolver *resolver = [database_ resolver];
3031     resolver->Clear(iterator_);
3032
3033     pkgCacheFile &cache([database_ cache]);
3034     cache->SetReInstall(iterator_, false);
3035     cache->MarkKeep(iterator_, false);
3036 } }
3037
3038 - (void) install {
3039 @synchronized (database_) {
3040     pkgProblemResolver *resolver = [database_ resolver];
3041     resolver->Clear(iterator_);
3042     resolver->Protect(iterator_);
3043
3044     pkgCacheFile &cache([database_ cache]);
3045     cache->SetReInstall(iterator_, false);
3046     cache->MarkInstall(iterator_, false);
3047
3048     pkgDepCache::StateCache &state((*cache)[iterator_]);
3049     if (!state.Install())
3050         cache->SetReInstall(iterator_, true);
3051 } }
3052
3053 - (void) remove {
3054 @synchronized (database_) {
3055     pkgProblemResolver *resolver = [database_ resolver];
3056     resolver->Clear(iterator_);
3057     resolver->Remove(iterator_);
3058     resolver->Protect(iterator_);
3059
3060     pkgCacheFile &cache([database_ cache]);
3061     cache->SetReInstall(iterator_, false);
3062     cache->MarkDelete(iterator_, true);
3063 } }
3064
3065 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3066     _profile(Package$isUnfilteredAndSearchedForBy)
3067         bool value(true);
3068
3069         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3070             value &= [self unfiltered];
3071         _end
3072
3073         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3074             value &= [self matches:query];
3075         _end
3076
3077         return value;
3078     _end
3079 }
3080
3081 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3082     if ([search length] == 0)
3083         return false;
3084
3085     _profile(Package$isUnfilteredAndSelectedForBy)
3086         bool value(true);
3087
3088         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3089             value &= [self unfiltered];
3090         _end
3091
3092         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3093             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3094         _end
3095
3096         return value;
3097     _end
3098 }
3099
3100 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3101     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3102 }
3103
3104 - (bool) isVisibleInSection:(NSString *)name {
3105     NSString *section([self section]);
3106
3107     return (
3108         name == nil ||
3109         section == nil && [name length] == 0 ||
3110         [name isEqualToString:section]
3111     ) && [self visible];
3112 }
3113
3114 - (bool) isVisibleInSource:(Source *)source {
3115     return [self source] == source && [self visible];
3116 }
3117
3118 @end
3119 /* }}} */
3120 /* Section Class {{{ */
3121 @interface Section : NSObject {
3122     _H<NSString> name_;
3123     unichar index_;
3124     size_t row_;
3125     size_t count_;
3126     _H<NSString> localized_;
3127 }
3128
3129 - (NSComparisonResult) compareByLocalized:(Section *)section;
3130 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3131 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3132 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3133 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3134 - (NSString *) name;
3135 - (unichar) index;
3136
3137 - (size_t) row;
3138 - (size_t) count;
3139
3140 - (void) addToRow;
3141 - (void) addToCount;
3142
3143 - (void) setCount:(size_t)count;
3144 - (NSString *) localized;
3145
3146 @end
3147
3148 @implementation Section
3149
3150 - (NSComparisonResult) compareByLocalized:(Section *)section {
3151     NSString *lhs(localized_);
3152     NSString *rhs([section localized]);
3153
3154     /*if ([lhs length] != 0 && [rhs length] != 0) {
3155         unichar lhc = [lhs characterAtIndex:0];
3156         unichar rhc = [rhs characterAtIndex:0];
3157
3158         if (isalpha(lhc) && !isalpha(rhc))
3159             return NSOrderedAscending;
3160         else if (!isalpha(lhc) && isalpha(rhc))
3161             return NSOrderedDescending;
3162     }*/
3163
3164     return [lhs compare:rhs options:LaxCompareOptions_];
3165 }
3166
3167 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3168     if ((self = [self initWithName:name localize:NO]) != nil) {
3169         if (localized != nil)
3170             localized_ = localized;
3171     } return self;
3172 }
3173
3174 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3175     return [self initWithName:name row:0 localize:localize];
3176 }
3177
3178 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3179     if ((self = [super init]) != nil) {
3180         name_ = name;
3181         index_ = '\0';
3182         row_ = row;
3183         if (localize)
3184             localized_ = LocalizeSection(name_);
3185     } return self;
3186 }
3187
3188 /* XXX: localize the index thingees */
3189 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3190     if ((self = [super init]) != nil) {
3191         name_ = [NSString stringWithCharacters:&index length:1];
3192         index_ = index;
3193         row_ = row;
3194     } return self;
3195 }
3196
3197 - (NSString *) name {
3198     return name_;
3199 }
3200
3201 - (unichar) index {
3202     return index_;
3203 }
3204
3205 - (size_t) row {
3206     return row_;
3207 }
3208
3209 - (size_t) count {
3210     return count_;
3211 }
3212
3213 - (void) addToRow {
3214     ++row_;
3215 }
3216
3217 - (void) addToCount {
3218     ++count_;
3219 }
3220
3221 - (void) setCount:(size_t)count {
3222     count_ = count;
3223 }
3224
3225 - (NSString *) localized {
3226     return localized_;
3227 }
3228
3229 @end
3230 /* }}} */
3231
3232 class CydiaLogCleaner :
3233     public pkgArchiveCleaner
3234 {
3235   protected:
3236     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3237         unlink(File);
3238     }
3239 };
3240
3241 /* Database Implementation {{{ */
3242 @implementation Database
3243
3244 + (Database *) sharedInstance {
3245     static _H<Database> instance;
3246     if (instance == nil)
3247         instance = [[[Database alloc] init] autorelease];
3248     return instance;
3249 }
3250
3251 - (unsigned) era {
3252     return era_;
3253 }
3254
3255 - (void) releasePackages {
3256     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3257     CFArrayRemoveAllValues(packages_);
3258 }
3259
3260 - (void) dealloc {
3261     // XXX: actually implement this thing
3262     _assert(false);
3263     [self releasePackages];
3264     apr_pool_destroy(pool_);
3265     NSRecycleZone(zone_);
3266     [super dealloc];
3267 }
3268
3269 - (void) _readCydia:(NSNumber *)fd {
3270     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3271     std::istream is(&ib);
3272     std::string line;
3273
3274     static Pcre finish_r("^finish:([^:]*)$");
3275
3276     while (std::getline(is, line)) {
3277         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3278
3279         const char *data(line.c_str());
3280         size_t size = line.size();
3281         lprintf("C:%s\n", data);
3282
3283         if (finish_r(data, size)) {
3284             NSString *finish = finish_r[1];
3285             int index = [Finishes_ indexOfObject:finish];
3286             if (index != INT_MAX && index > Finish_)
3287                 Finish_ = index;
3288         }
3289
3290         [pool release];
3291     }
3292
3293     _assume(false);
3294 }
3295
3296 - (void) _readStatus:(NSNumber *)fd {
3297     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3298     std::istream is(&ib);
3299     std::string line;
3300
3301     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3302     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3303
3304     while (std::getline(is, line)) {
3305         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3306
3307         const char *data(line.c_str());
3308         size_t size(line.size());
3309         lprintf("S:%s\n", data);
3310
3311         if (conffile_r(data, size)) {
3312             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3313             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3314         } else if (strncmp(data, "status: ", 8) == 0) {
3315             // status: <package>: {unpacked,half-configured,installed}
3316             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3317             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3318         } else if (strncmp(data, "processing: ", 12) == 0) {
3319             // processing: configure: config-test
3320             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3321             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322         } else if (pmstatus_r(data, size)) {
3323             std::string type([pmstatus_r[1] UTF8String]);
3324
3325             NSString *package = pmstatus_r[2];
3326             if ([package isEqualToString:@"dpkg-exec"])
3327                 package = nil;
3328
3329             float percent([pmstatus_r[3] floatValue]);
3330             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3331
3332             NSString *string = pmstatus_r[4];
3333
3334             if (type == "pmerror") {
3335                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3336                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3337             } else if (type == "pmstatus") {
3338                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3339                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3340             } else if (type == "pmconffile")
3341                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3342             else
3343                 lprintf("E:unknown pmstatus\n");
3344         } else
3345             lprintf("E:unknown status\n");
3346
3347         [pool release];
3348     }
3349
3350     _assume(false);
3351 }
3352
3353 - (void) _readOutput:(NSNumber *)fd {
3354     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3355     std::istream is(&ib);
3356     std::string line;
3357
3358     while (std::getline(is, line)) {
3359         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3360
3361         lprintf("O:%s\n", line.c_str());
3362
3363         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3364         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3365
3366         [pool release];
3367     }
3368
3369     _assume(false);
3370 }
3371
3372 - (FILE *) input {
3373     return input_;
3374 }
3375
3376 - (Package *) packageWithName:(NSString *)name {
3377     if (name == nil)
3378         return nil;
3379 @synchronized (self) {
3380     if (static_cast<pkgDepCache *>(cache_) == NULL)
3381         return nil;
3382     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3383     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3384 } }
3385
3386 - (id) init {
3387     if ((self = [super init]) != nil) {
3388         policy_ = NULL;
3389         records_ = NULL;
3390         resolver_ = NULL;
3391         fetcher_ = NULL;
3392         lock_ = NULL;
3393
3394         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3395         apr_pool_create(&pool_, NULL);
3396
3397         size_t capacity(MetaFile_->active_);
3398         if (capacity == 0)
3399             capacity = 16384;
3400         else
3401             capacity += 1024;
3402
3403         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3404         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3405
3406         int fds[2];
3407
3408         _assert(pipe(fds) != -1);
3409         cydiafd_ = fds[1];
3410
3411         _config->Set("APT::Keep-Fds::", cydiafd_);
3412         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3413
3414         [NSThread
3415             detachNewThreadSelector:@selector(_readCydia:)
3416             toTarget:self
3417             withObject:[NSNumber numberWithInt:fds[0]]
3418         ];
3419
3420         _assert(pipe(fds) != -1);
3421         statusfd_ = fds[1];
3422
3423         [NSThread
3424             detachNewThreadSelector:@selector(_readStatus:)
3425             toTarget:self
3426             withObject:[NSNumber numberWithInt:fds[0]]
3427         ];
3428
3429         _assert(pipe(fds) != -1);
3430         _assert(dup2(fds[0], 0) != -1);
3431         _assert(close(fds[0]) != -1);
3432
3433         input_ = fdopen(fds[1], "a");
3434
3435         _assert(pipe(fds) != -1);
3436         _assert(dup2(fds[1], 1) != -1);
3437         _assert(close(fds[1]) != -1);
3438
3439         [NSThread
3440             detachNewThreadSelector:@selector(_readOutput:)
3441             toTarget:self
3442             withObject:[NSNumber numberWithInt:fds[0]]
3443         ];
3444     } return self;
3445 }
3446
3447 - (pkgCacheFile &) cache {
3448     return cache_;
3449 }
3450
3451 - (pkgDepCache::Policy *) policy {
3452     return policy_;
3453 }
3454
3455 - (pkgRecords *) records {
3456     return records_;
3457 }
3458
3459 - (pkgProblemResolver *) resolver {
3460     return resolver_;
3461 }
3462
3463 - (pkgAcquire &) fetcher {
3464     return *fetcher_;
3465 }
3466
3467 - (pkgSourceList &) list {
3468     return *list_;
3469 }
3470
3471 - (NSArray *) packages {
3472     return (NSArray *) packages_;
3473 }
3474
3475 - (NSArray *) sources {
3476     return sourceList_;
3477 }
3478
3479 - (Source *) sourceWithKey:(NSString *)key {
3480     for (Source *source in [self sources]) {
3481         if ([[source key] isEqualToString:key])
3482             return source;
3483     } return nil;
3484 }
3485
3486 - (bool) popErrorWithTitle:(NSString *)title {
3487     bool fatal(false);
3488
3489     while (!_error->empty()) {
3490         std::string error;
3491         bool warning(!_error->PopMessage(error));
3492         if (!warning)
3493             fatal = true;
3494
3495         for (;;) {
3496             size_t size(error.size());
3497             if (size == 0 || error[size - 1] != '\n')
3498                 break;
3499             error.resize(size - 1);
3500         }
3501
3502         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3503
3504         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3505         if (warning && no_pubkey(error.c_str()))
3506             continue;
3507
3508         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3509     }
3510
3511     return fatal;
3512 }
3513
3514 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3515     return [self popErrorWithTitle:title] || !success;
3516 }
3517
3518 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3519 @synchronized (self) {
3520     ++era_;
3521
3522     [self releasePackages];
3523
3524     sourceMap_.clear();
3525     [sourceList_ removeAllObjects];
3526
3527     _error->Discard();
3528
3529     delete list_;
3530     list_ = NULL;
3531     manager_ = NULL;
3532     delete lock_;
3533     lock_ = NULL;
3534     delete fetcher_;
3535     fetcher_ = NULL;
3536     delete resolver_;
3537     resolver_ = NULL;
3538     delete records_;
3539     records_ = NULL;
3540     delete policy_;
3541     policy_ = NULL;
3542
3543     cache_.Close();
3544
3545     apr_pool_clear(pool_);
3546
3547     NSRecycleZone(zone_);
3548     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3549
3550     int chk(creat("/tmp/cydia.chk", 0644));
3551     if (chk != -1)
3552         close(chk);
3553
3554     if (invocation != nil)
3555         [invocation invoke];
3556
3557     NSString *title(UCLocalize("DATABASE"));
3558
3559     list_ = new pkgSourceList();
3560     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3561         return;
3562
3563     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3564         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3565         [sourceList_ addObject:object];
3566     }
3567
3568     _trace();
3569     OpProgress progress;
3570   open:
3571     if (!cache_.Open(progress, true)) {
3572         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3573         while (!_error->empty()) {
3574             std::string error;
3575             bool warning(!_error->PopMessage(error));
3576
3577             lprintf("cache_.Open():[%s]\n", error.c_str());
3578
3579             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3580
3581             SEL repair(NULL);
3582             if (false);
3583             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3584                 repair = @selector(configure);
3585             //else if (error == "The package lists or status file could not be parsed or opened.")
3586             //    repair = @selector(update);
3587             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3588             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3589             // else if (error == "Malformed Status line")
3590             // else if (error == "The list of sources could not be read.")
3591
3592             if (repair != NULL) {
3593                 _error->Discard();
3594                 [delegate_ repairWithSelector:repair];
3595                 goto open;
3596             }
3597         }
3598
3599         return;
3600     }
3601     _trace();
3602
3603     unlink("/tmp/cydia.chk");
3604
3605     now_ = [[NSDate date] timeIntervalSince1970];
3606
3607     policy_ = new pkgDepCache::Policy();
3608     records_ = new pkgRecords(cache_);
3609     resolver_ = new pkgProblemResolver(cache_);
3610     fetcher_ = new pkgAcquire(&status_);
3611     lock_ = NULL;
3612
3613     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3614         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3615         return;
3616     }
3617
3618     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3619         return;
3620
3621     if (cache_->BrokenCount() != 0) {
3622         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3623             return;
3624
3625         if (cache_->BrokenCount() != 0) {
3626             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3627             return;
3628         }
3629
3630         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3631             return;
3632     }
3633
3634     for (Source *object in (id) sourceList_) {
3635         metaIndex *source([object metaIndex]);
3636         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3637         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3638             // XXX: this could be more intelligent
3639             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3640                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3641                 if (!cached.end())
3642                     sourceMap_[cached->ID] = object;
3643             }
3644     }
3645
3646     {
3647         /*std::vector<Package *> packages;
3648         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3649         packages_ = nil;*/
3650
3651         _trace();
3652
3653         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3654             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3655                 //packages.push_back(package);
3656                 CFArrayAppendValue(packages_, CFRetain(package));
3657
3658         _trace();
3659
3660         /*if (packages.empty())
3661             packages_ = [[NSArray alloc] init];
3662         else
3663             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3664         _trace();*/
3665
3666         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3667         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3668         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3669
3670         /*_trace();
3671         PrintTimes();
3672         _trace();*/
3673
3674         _trace();
3675
3676         /*if (!packages.empty())
3677             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3678         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3679
3680         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3681
3682         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3683
3684         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3685
3686         _trace();
3687
3688         size_t count(CFArrayGetCount(packages_));
3689         MetaFile_->active_ = count;
3690
3691         for (size_t index(0); index != count; ++index)
3692             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3693
3694         _trace();
3695     }
3696 } }
3697
3698 - (void) clear {
3699 @synchronized (self) {
3700     delete resolver_;
3701     resolver_ = new pkgProblemResolver(cache_);
3702
3703     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3704         if (!cache_[iterator].Keep())
3705             cache_->MarkKeep(iterator, false);
3706         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3707             cache_->SetReInstall(iterator, false);
3708 } }
3709
3710 - (void) configure {
3711     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3712     _trace();
3713     system([dpkg UTF8String]);
3714     _trace();
3715 }
3716
3717 - (bool) clean {
3718 @synchronized (self) {
3719     // XXX: I don't remember this condition
3720     if (lock_ != NULL)
3721         return false;
3722
3723     FileFd Lock;
3724     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3725
3726     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3727
3728     if ([self popErrorWithTitle:title])
3729         return false;
3730
3731     pkgAcquire fetcher;
3732     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3733
3734     CydiaLogCleaner cleaner;
3735     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3736         return false;
3737
3738     return true;
3739 } }
3740
3741 - (bool) prepare {
3742     fetcher_->Shutdown();
3743
3744     pkgRecords records(cache_);
3745
3746     lock_ = new FileFd();
3747     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3748
3749     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3750
3751     if ([self popErrorWithTitle:title])
3752         return false;
3753
3754     pkgSourceList list;
3755     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3756         return false;
3757
3758     manager_ = (_system->CreatePM(cache_));
3759     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3760         return false;
3761
3762     return true;
3763 }
3764
3765 - (void) perform {
3766     bool substrate(RestartSubstrate_);
3767     RestartSubstrate_ = false;
3768
3769     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3770
3771     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3772         pkgSourceList list;
3773         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3774             return;
3775         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3776             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3777     }
3778
3779     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3780
3781     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3782         _trace();
3783         [self popErrorWithTitle:title];
3784         return;
3785     }
3786
3787     bool failed = false;
3788     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3789         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3790             continue;
3791         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3792             continue;
3793
3794         std::string uri = (*item)->DescURI();
3795         std::string error = (*item)->ErrorText;
3796
3797         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3798         failed = true;
3799
3800         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3801         [delegate_ addProgressEventOnMainThread:event forTask:title];
3802     }
3803
3804     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3805
3806     if (failed) {
3807         _trace();
3808         return;
3809     }
3810
3811     if (substrate)
3812         RestartSubstrate_ = true;
3813
3814     _system->UnLock();
3815     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3816     if ([self popErrorWithTitle:title])
3817         return;
3818
3819     if (result == pkgPackageManager::Failed) {
3820         _trace();
3821         return;
3822     }
3823
3824     if (result != pkgPackageManager::Completed) {
3825         _trace();
3826         return;
3827     }
3828
3829     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3830         pkgSourceList list;
3831         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3832             return;
3833         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3834             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3835     }
3836
3837     if (![before isEqualToArray:after])
3838         [self update];
3839 }
3840
3841 - (bool) upgrade {
3842     NSString *title(UCLocalize("UPGRADE"));
3843     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3844         return false;
3845     return true;
3846 }
3847
3848 - (void) update {
3849     [self updateWithStatus:status_];
3850 }
3851
3852 - (void) updateWithStatus:(Status &)status {
3853     NSString *title(UCLocalize("REFRESHING_DATA"));
3854
3855     pkgSourceList list;
3856     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3857         return;
3858
3859     FileFd lock;
3860     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3861     if ([self popErrorWithTitle:title])
3862         return;
3863
3864     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3865
3866     bool success(ListUpdate(status, list, PulseInterval_));
3867     if (status.WasCancelled())
3868         _error->Discard();
3869     else {
3870         [self popErrorWithTitle:title forOperation:success];
3871         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3872         Changed_ = true;
3873     }
3874
3875     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3876 }
3877
3878 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3879     delegate_ = delegate;
3880 }
3881
3882 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3883     progress_ = delegate;
3884     status_.setDelegate(delegate);
3885 }
3886
3887 - (NSObject<ProgressDelegate> *) progressDelegate {
3888     return progress_;
3889 }
3890
3891 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3892     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3893     return i == sourceMap_.end() ? nil : i->second;
3894 }
3895
3896 - (NSString *) mappedSectionForPointer:(const char *)section {
3897     _H<NSString> *mapped;
3898
3899     _profile(Database$mappedSectionForPointer$Cache)
3900         mapped = &sections_[section];
3901     _end
3902
3903     if (*mapped == NULL) {
3904         size_t length(strlen(section));
3905         char spaced[length + 1];
3906
3907         _profile(Database$mappedSectionForPointer$Replace)
3908             for (size_t index(0); index != length; ++index)
3909                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3910             spaced[length] = '\0';
3911         _end
3912
3913         NSString *string;
3914
3915         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3916             string = [NSString stringWithUTF8String:spaced];
3917         _end
3918
3919         _profile(Database$mappedSectionForPointer$Map)
3920             string = [SectionMap_ objectForKey:string] ?: string;
3921         _end
3922
3923         *mapped = string;
3924     } return *mapped;
3925 }
3926
3927 @end
3928 /* }}} */
3929
3930 static _H<NSMutableSet> Diversions_;
3931
3932 @interface Diversion : NSObject {
3933     Pcre pattern_;
3934     _H<NSString> key_;
3935     _H<NSString> format_;
3936 }
3937
3938 @end
3939
3940 @implementation Diversion
3941
3942 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3943     if ((self = [super init]) != nil) {
3944         pattern_ = [from UTF8String];
3945         key_ = from;
3946         format_ = to;
3947     } return self;
3948 }
3949
3950 - (NSString *) divert:(NSString *)url {
3951     return !pattern_(url) ? nil : pattern_->*format_;
3952 }
3953
3954 + (NSURL *) divertURL:(NSURL *)url {
3955   divert:
3956     NSString *href([url absoluteString]);
3957
3958     for (Diversion *diversion in (id) Diversions_)
3959         if (NSString *diverted = [diversion divert:href]) {
3960 #if !ForRelease
3961             NSLog(@"div: %@", diverted);
3962 #endif
3963             url = [NSURL URLWithString:diverted];
3964             goto divert;
3965         }
3966
3967     return url;
3968 }
3969
3970 - (NSString *) key {
3971     return key_;
3972 }
3973
3974 - (NSUInteger) hash {
3975     return [key_ hash];
3976 }
3977
3978 - (BOOL) isEqual:(Diversion *)object {
3979     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3980 }
3981
3982 @end
3983
3984 @interface CydiaObject : NSObject {
3985     _H<CyteWebViewController> indirect_;
3986     _transient id delegate_;
3987 }
3988
3989 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3990
3991 @end
3992
3993 @class CydiaObject;
3994
3995 @interface CydiaWebViewController : CyteWebViewController {
3996     _H<CydiaObject> cydia_;
3997 }
3998
3999 + (void) addDiversion:(Diversion *)diversion;
4000 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4001 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4002 - (void) setDelegate:(id)delegate;
4003
4004 @end
4005
4006 /* Web Scripting {{{ */
4007 @implementation CydiaObject
4008
4009 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4010     if ((self = [super init]) != nil) {
4011         indirect_ = (CyteWebViewController *) indirect;
4012     } return self;
4013 }
4014
4015 - (void) setDelegate:(id)delegate {
4016     delegate_ = delegate;
4017 }
4018
4019 + (NSArray *) _attributeKeys {
4020     return [NSArray arrayWithObjects:
4021         @"bbsnum",
4022         @"build",
4023         @"coreFoundationVersionNumber",
4024         @"device",
4025         @"ecid",
4026         @"firmware",
4027         @"hostname",
4028         @"idiom",
4029         @"mcc",
4030         @"mnc",
4031         @"model",
4032         @"operator",
4033         @"role",
4034         @"serial",
4035         @"token",
4036         @"version",
4037     nil];
4038 }
4039
4040 - (NSArray *) attributeKeys {
4041     return [[self class] _attributeKeys];
4042 }
4043
4044 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4045     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4046 }
4047
4048 - (NSString *) version {
4049     return Cydia_;
4050 }
4051
4052 - (NSString *) build {
4053     return System_;
4054 }
4055
4056 - (NSString *) coreFoundationVersionNumber {
4057     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4058 }
4059
4060 - (NSString *) device {
4061     return [[UIDevice currentDevice] uniqueIdentifier];
4062 }
4063
4064 - (NSString *) firmware {
4065     return [[UIDevice currentDevice] systemVersion];
4066 }
4067
4068 - (NSString *) hostname {
4069     return [[UIDevice currentDevice] name];
4070 }
4071
4072 - (NSString *) idiom {
4073     return (id) Idiom_ ?: [NSNull null];
4074 }
4075
4076 - (NSString *) mcc {
4077     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4078         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4079     return nil;
4080 }
4081
4082 - (NSString *) mnc {
4083     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4084         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4085     return nil;
4086 }
4087
4088 - (NSString *) operator {
4089     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4090         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4091     return nil;
4092 }
4093
4094 - (NSString *) bbsnum {
4095     return (id) BBSNum_ ?: [NSNull null];
4096 }
4097
4098 - (NSString *) ecid {
4099     return (id) ChipID_ ?: [NSNull null];
4100 }
4101
4102 - (NSString *) serial {
4103     return SerialNumber_;
4104 }
4105
4106 - (NSString *) role {
4107     return (id) Role_ ?: [NSNull null];
4108 }
4109
4110 - (NSString *) model {
4111     return [NSString stringWithUTF8String:Machine_];
4112 }
4113
4114 - (NSString *) token {
4115     return (id) Token_ ?: [NSNull null];
4116 }
4117
4118 + (NSString *) webScriptNameForSelector:(SEL)selector {
4119     if (false);
4120     else if (selector == @selector(addBridgedHost:))
4121         return @"addBridgedHost";
4122     else if (selector == @selector(addInsecureHost:))
4123         return @"addInsecureHost";
4124     else if (selector == @selector(addInternalRedirect::))
4125         return @"addInternalRedirect";
4126     else if (selector == @selector(addPipelinedHost:scheme:))
4127         return @"addPipelinedHost";
4128     else if (selector == @selector(addSource:::))
4129         return @"addSource";
4130     else if (selector == @selector(addTokenHost:))
4131         return @"addTokenHost";
4132     else if (selector == @selector(addTrivialSource:))
4133         return @"addTrivialSource";
4134     else if (selector == @selector(close))
4135         return @"close";
4136     else if (selector == @selector(du:))
4137         return @"du";
4138     else if (selector == @selector(stringWithFormat:arguments:))
4139         return @"format";
4140     else if (selector == @selector(getAllSources))
4141         return @"getAllSources";
4142     else if (selector == @selector(getKernelNumber:))
4143         return @"getKernelNumber";
4144     else if (selector == @selector(getKernelString:))
4145         return @"getKernelString";
4146     else if (selector == @selector(getInstalledPackages))
4147         return @"getInstalledPackages";
4148     else if (selector == @selector(getIORegistryEntry::))
4149         return @"getIORegistryEntry";
4150     else if (selector == @selector(getLocaleIdentifier))
4151         return @"getLocaleIdentifier";
4152     else if (selector == @selector(getPreferredLanguages))
4153         return @"getPreferredLanguages";
4154     else if (selector == @selector(getPackageById:))
4155         return @"getPackageById";
4156     else if (selector == @selector(getMetadataKeys))
4157         return @"getMetadataKeys";
4158     else if (selector == @selector(getMetadataValue:))
4159         return @"getMetadataValue";
4160     else if (selector == @selector(getSessionValue:))
4161         return @"getSessionValue";
4162     else if (selector == @selector(installPackages:))
4163         return @"installPackages";
4164     else if (selector == @selector(isReachable:))
4165         return @"isReachable";
4166     else if (selector == @selector(localizedStringForKey:value:table:))
4167         return @"localize";
4168     else if (selector == @selector(popViewController:))
4169         return @"popViewController";
4170     else if (selector == @selector(refreshSources))
4171         return @"refreshSources";
4172     else if (selector == @selector(removeButton))
4173         return @"removeButton";
4174     else if (selector == @selector(saveConfig))
4175         return @"saveConfig";
4176     else if (selector == @selector(setMetadataValue::))
4177         return @"setMetadataValue";
4178     else if (selector == @selector(setSessionValue::))
4179         return @"setSessionValue";
4180     else if (selector == @selector(setShowPromoted:))
4181         return @"setShowPromoted";
4182     else if (selector == @selector(substitutePackageNames:))
4183         return @"substitutePackageNames";
4184     else if (selector == @selector(scrollToBottom:))
4185         return @"scrollToBottom";
4186     else if (selector == @selector(setAllowsNavigationAction:))
4187         return @"setAllowsNavigationAction";
4188     else if (selector == @selector(setBadgeValue:))
4189         return @"setBadgeValue";
4190     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4191         return @"setButtonImage";
4192     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4193         return @"setButtonTitle";
4194     else if (selector == @selector(setHidesBackButton:))
4195         return @"setHidesBackButton";
4196     else if (selector == @selector(setHidesNavigationBar:))
4197         return @"setHidesNavigationBar";
4198     else if (selector == @selector(setNavigationBarStyle:))
4199         return @"setNavigationBarStyle";
4200     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4201         return @"setNavigationBarTintColor";
4202     else if (selector == @selector(setPasteboardString:))
4203         return @"setPasteboardString";
4204     else if (selector == @selector(setPasteboardURL:))
4205         return @"setPasteboardURL";
4206     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4207         return @"setScrollAlwaysBounceVertical";
4208     else if (selector == @selector(setScrollIndicatorStyle:))
4209         return @"setScrollIndicatorStyle";
4210     else if (selector == @selector(setToken:))
4211         return @"setToken";
4212     else if (selector == @selector(setViewportWidth:))
4213         return @"setViewportWidth";
4214     else if (selector == @selector(statfs:))
4215         return @"statfs";
4216     else if (selector == @selector(supports:))
4217         return @"supports";
4218     else if (selector == @selector(unload))
4219         return @"unload";
4220     else
4221         return nil;
4222 }
4223
4224 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4225     return [self webScriptNameForSelector:selector] == nil;
4226 }
4227
4228 - (BOOL) supports:(NSString *)feature {
4229     return [feature isEqualToString:@"window.open"];
4230 }
4231
4232 - (void) unload {
4233     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4234 }
4235
4236 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4237     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4238 }
4239
4240 - (void) setScrollIndicatorStyle:(NSString *)style {
4241     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4242 }
4243
4244 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4245     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4246 }
4247
4248 - (NSNumber *) getKernelNumber:(NSString *)name {
4249     const char *string([name UTF8String]);
4250
4251     size_t size;
4252     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4253         return (id) [NSNull null];
4254
4255     if (size != sizeof(int))
4256         return (id) [NSNull null];
4257
4258     int value;
4259     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4260         return (id) [NSNull null];
4261
4262     return [NSNumber numberWithInt:value];
4263 }
4264
4265 - (NSString *) getKernelString:(NSString *)name {
4266     const char *string([name UTF8String]);
4267
4268     size_t size;
4269     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4270         return (id) [NSNull null];
4271
4272     char value[size + 1];
4273     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4274         return (id) [NSNull null];
4275
4276     // XXX: just in case you request something ludicrous
4277     value[size] = '\0';
4278
4279     return [NSString stringWithCString:value];
4280 }
4281
4282 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4283     NSObject *value(CYIOGetValue([path UTF8String], entry));
4284
4285     if (value != nil)
4286         if ([value isKindOfClass:[NSData class]])
4287             value = CYHex((NSData *) value);
4288
4289     return value;
4290 }
4291
4292 - (NSArray *) getMetadataKeys {
4293 @synchronized (Values_) {
4294     return [Values_ allKeys];
4295 } }
4296
4297 - (void) _setShowPromoted:(NSNumber *)value {
4298     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4299     Changed_ = true;
4300 }
4301
4302 - (void) setShowPromoted:(NSNumber *)value {
4303     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4304 }
4305
4306 - (id) getMetadataValue:(NSString *)key {
4307 @synchronized (Values_) {
4308     return [Values_ objectForKey:key];
4309 } }
4310
4311 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4312 @synchronized (Values_) {
4313     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4314         [Values_ removeObjectForKey:key];
4315     else
4316         [Values_ setObject:value forKey:key];
4317
4318     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4319 } }
4320
4321 - (id) getSessionValue:(NSString *)key {
4322 @synchronized (SessionData_) {
4323     return [SessionData_ objectForKey:key];
4324 } }
4325
4326 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4327 @synchronized (SessionData_) {
4328     if (value == (id) [WebUndefined undefined])
4329         [SessionData_ removeObjectForKey:key];
4330     else
4331         [SessionData_ setObject:value forKey:key];
4332 } }
4333
4334 - (void) addBridgedHost:(NSString *)host {
4335 @synchronized (HostConfig_) {
4336     [BridgedHosts_ addObject:host];
4337 } }
4338
4339 - (void) addInsecureHost:(NSString *)host {
4340 @synchronized (HostConfig_) {
4341     [InsecureHosts_ addObject:host];
4342 } }
4343
4344 - (void) addTokenHost:(NSString *)host {
4345 @synchronized (HostConfig_) {
4346     [TokenHosts_ addObject:host];
4347 } }
4348
4349 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4350 @synchronized (HostConfig_) {
4351     if (scheme != (id) [WebUndefined undefined])
4352         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4353
4354     [PipelinedHosts_ addObject:host];
4355 } }
4356
4357 - (void) popViewController:(NSNumber *)value {
4358     if (value == (id) [WebUndefined undefined])
4359         value = [NSNumber numberWithBool:YES];
4360     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4361 }
4362
4363 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4364     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4365
4366     for (NSString *section in sections)
4367         [array addObject:section];
4368
4369     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4370         @"deb", @"Type",
4371         href, @"URI",
4372         distribution, @"Distribution",
4373         array, @"Sections",
4374     nil] waitUntilDone:NO];
4375 }
4376
4377 - (void) addTrivialSource:(NSString *)href {
4378     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4379 }
4380
4381 - (void) refreshSources {
4382     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4383 }
4384
4385 - (void) saveConfig {
4386     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4387 }
4388
4389 - (NSArray *) getAllSources {
4390     return [[Database sharedInstance] sources];
4391 }
4392
4393 - (NSArray *) getInstalledPackages {
4394     Database *database([Database sharedInstance]);
4395 @synchronized (database) {
4396     NSArray *packages([database packages]);
4397     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4398     for (Package *package in packages)
4399         if (![package uninstalled])
4400             [installed addObject:package];
4401     return installed;
4402 } }
4403
4404 - (Package *) getPackageById:(NSString *)id {
4405     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4406         [package parse];
4407         return package;
4408     } else
4409         return (Package *) [NSNull null];
4410 }
4411
4412 - (NSString *) getLocaleIdentifier {
4413     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4414 }
4415
4416 - (NSArray *) getPreferredLanguages {
4417     return Languages_;
4418 }
4419
4420 - (NSArray *) statfs:(NSString *)path {
4421     struct statfs stat;
4422
4423     if (path == nil || statfs([path UTF8String], &stat) == -1)
4424         return nil;
4425
4426     return [NSArray arrayWithObjects:
4427         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4428         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4429         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4430     nil];
4431 }
4432
4433 - (NSNumber *) du:(NSString *)path {
4434     NSNumber *value(nil);
4435
4436     int fds[2];
4437     _assert(pipe(fds) != -1);
4438
4439     pid_t pid(ExecFork());
4440     if (pid == 0) {
4441         _assert(dup2(fds[1], 1) != -1);
4442         _assert(close(fds[0]) != -1);
4443         _assert(close(fds[1]) != -1);
4444         /* XXX: this should probably not use du */
4445         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4446         exit(1);
4447         _assert(false);
4448     }
4449
4450     _assert(close(fds[1]) != -1);
4451
4452     if (FILE *du = fdopen(fds[0], "r")) {
4453         char line[1024];
4454         while (fgets(line, sizeof(line), du) != NULL) {
4455             size_t length(strlen(line));
4456             while (length != 0 && line[length - 1] == '\n')
4457                 line[--length] = '\0';
4458             if (char *tab = strchr(line, '\t')) {
4459                 *tab = '\0';
4460                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4461             }
4462         }
4463
4464         fclose(du);
4465     } else _assert(close(fds[0]));
4466
4467     ReapZombie(pid);
4468
4469     return value;
4470 }
4471
4472 - (void) close {
4473     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4474 }
4475
4476 - (NSNumber *) isReachable:(NSString *)name {
4477     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4478 }
4479
4480 - (void) installPackages:(NSArray *)packages {
4481     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4482 }
4483
4484 - (NSString *) substitutePackageNames:(NSString *)message {
4485     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4486     for (size_t i(0), e([words count]); i != e; ++i) {
4487         NSString *word([words objectAtIndex:i]);
4488         if (Package *package = [[Database sharedInstance] packageWithName:word])
4489             [words replaceObjectAtIndex:i withObject:[package name]];
4490     }
4491
4492     return [words componentsJoinedByString:@" "];
4493 }
4494
4495 - (void) removeButton {
4496     [indirect_ removeButton];
4497 }
4498
4499 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4500     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4501 }
4502
4503 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4504     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4505 }
4506
4507 - (void) setBadgeValue:(id)value {
4508     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4509 }
4510
4511 - (void) setAllowsNavigationAction:(NSString *)value {
4512     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4513 }
4514
4515 - (void) setHidesBackButton:(NSString *)value {
4516     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4517 }
4518
4519 - (void) setHidesNavigationBar:(NSString *)value {
4520     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4521 }
4522
4523 - (void) setNavigationBarStyle:(NSString *)value {
4524     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4525 }
4526
4527 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4528     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4529     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4530     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4531 }
4532
4533 - (void) setPasteboardString:(NSString *)value {
4534     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4535 }
4536
4537 - (void) setPasteboardURL:(NSString *)value {
4538     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4539 }
4540
4541 - (void) _setToken:(NSString *)token {
4542     Token_ = token;
4543
4544     if (token == nil)
4545         [Metadata_ removeObjectForKey:@"Token"];
4546     else
4547         [Metadata_ setObject:Token_ forKey:@"Token"];
4548
4549     Changed_ = true;
4550 }
4551
4552 - (void) setToken:(NSString *)token {
4553     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4554 }
4555
4556 - (void) scrollToBottom:(NSNumber *)animated {
4557     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4558 }
4559
4560 - (void) setViewportWidth:(float)width {
4561     [indirect_ setViewportWidthOnMainThread:width];
4562 }
4563
4564 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4565     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4566     unsigned count([arguments count]);
4567     id values[count];
4568     for (unsigned i(0); i != count; ++i)
4569         values[i] = [arguments objectAtIndex:i];
4570     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4571 }
4572
4573 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4574     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4575         value = nil;
4576     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4577         table = nil;
4578     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4579 }
4580
4581 @end
4582 /* }}} */
4583
4584 @interface NSURL (CydiaSecure)
4585 @end
4586
4587 @implementation NSURL (CydiaSecure)
4588
4589 - (bool) isCydiaSecure {
4590     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4591         return true;
4592
4593     @synchronized (HostConfig_) {
4594         if ([InsecureHosts_ containsObject:[self host]])
4595             return true;
4596     }
4597
4598     return false;
4599 }
4600
4601 @end
4602
4603 /* Cydia Browser Controller {{{ */
4604 @implementation CydiaWebViewController
4605
4606 - (NSURL *) navigationURL {
4607     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4608 }
4609
4610 + (void) _initialize {
4611     [super _initialize];
4612
4613     Diversions_ = [NSMutableSet setWithCapacity:0];
4614 }
4615
4616 + (void) addDiversion:(Diversion *)diversion {
4617     [Diversions_ addObject:diversion];
4618 }
4619
4620 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4621     [super webView:view didClearWindowObject:window forFrame:frame];
4622     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4623 }
4624
4625 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4626     WebDataSource *source([frame dataSource]);
4627     NSURLResponse *response([source response]);
4628     NSURL *url([response URL]);
4629     NSString *scheme([[url scheme] lowercaseString]);
4630
4631     bool bridged(false);
4632
4633     @synchronized (HostConfig_) {
4634         if ([scheme isEqualToString:@"file"])
4635             bridged = true;
4636         else if ([scheme isEqualToString:@"https"])
4637             if ([BridgedHosts_ containsObject:[url host]])
4638                 bridged = true;
4639     }
4640
4641     if (bridged)
4642         [window setValue:cydia forKey:@"cydia"];
4643 }
4644
4645 - (void) _setupMail:(MFMailComposeViewController *)controller {
4646     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4647
4648     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4649     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4650 }
4651
4652 - (NSURL *) URLWithURL:(NSURL *)url {
4653     return [Diversion divertURL:url];
4654 }
4655
4656 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4657     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4658 }
4659
4660 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4661     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4662
4663     NSURL *url([copy URL]);
4664     NSString *href([url absoluteString]);
4665     NSString *host([url host]);
4666
4667     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4668         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4669             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4670             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4671         }
4672
4673         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4674         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4675
4676         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4677         return copy;
4678     }
4679
4680     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4681         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4682     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4683         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4684
4685     bool bridged;
4686     bool token;
4687
4688     @synchronized (HostConfig_) {
4689         bridged = [BridgedHosts_ containsObject:host];
4690         token = [TokenHosts_ containsObject:host];
4691     }
4692
4693     if ([url isCydiaSecure]) {
4694         if (bridged) {
4695             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4696                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4697         } else if (token) {
4698             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4699                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4700         }
4701     }
4702
4703     return copy;
4704 }
4705
4706 - (void) setDelegate:(id)delegate {
4707     [super setDelegate:delegate];
4708     [cydia_ setDelegate:delegate];
4709 }
4710
4711 - (NSString *) applicationNameForUserAgent {
4712     return UserAgent_;
4713 }
4714
4715 - (id) init {
4716     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4717         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4718     } return self;
4719 }
4720
4721 @end
4722
4723 @interface AppCacheController : CydiaWebViewController {
4724 }
4725
4726 @end
4727
4728 @implementation AppCacheController
4729
4730 - (void) didReceiveMemoryWarning {
4731     // XXX: this doesn't work
4732 }
4733
4734 - (bool) retainsNetworkActivityIndicator {
4735     return false;
4736 }
4737
4738 @end
4739 /* }}} */
4740
4741 // CydiaScript {{{
4742 @interface NSObject (CydiaScript)
4743 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4744 @end
4745
4746 @implementation NSObject (CydiaScript)
4747
4748 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4749     return self;
4750 }
4751
4752 @end
4753
4754 @implementation NSArray (CydiaScript)
4755
4756 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4757     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4758     for (size_t i(0), e([self count]); i != e; ++i)
4759         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4760     return object;
4761 }
4762
4763 @end
4764
4765 @implementation NSDictionary (CydiaScript)
4766
4767 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4768     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4769     for (id i in self)
4770         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4771     return object;
4772 }
4773
4774 @end
4775 // }}}
4776
4777 /* Confirmation Controller {{{ */
4778 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4779     if (!iterator.end())
4780         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4781             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4782                 continue;
4783             pkgCache::PkgIterator package(dep.TargetPkg());
4784             if (package.end())
4785                 continue;
4786             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4787                 return true;
4788         }
4789
4790     return false;
4791 }
4792
4793 @protocol ConfirmationControllerDelegate
4794 - (void) cancelAndClear:(bool)clear;
4795 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4796 - (void) queue;
4797 @end
4798
4799 @interface ConfirmationController : CydiaWebViewController {
4800     _transient Database *database_;
4801
4802     _H<UIAlertView> essential_;
4803
4804     _H<NSDictionary> changes_;
4805     _H<NSMutableArray> issues_;
4806     _H<NSDictionary> sizes_;
4807
4808     BOOL substrate_;
4809 }
4810
4811 - (id) initWithDatabase:(Database *)database;
4812
4813 @end
4814
4815 @implementation ConfirmationController
4816
4817 - (void) complete {
4818     if (substrate_)
4819         RestartSubstrate_ = true;
4820     [delegate_ confirmWithNavigationController:[self navigationController]];
4821 }
4822
4823 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4824     NSString *context([alert context]);
4825
4826     if ([context isEqualToString:@"remove"]) {
4827         if (button == [alert cancelButtonIndex])
4828             [self dismissModalViewControllerAnimated:YES];
4829         else if (button == [alert firstOtherButtonIndex]) {
4830             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4831         }
4832
4833         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4834     } else if ([context isEqualToString:@"unable"]) {
4835         [self dismissModalViewControllerAnimated:YES];
4836         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4837     } else {
4838         [super alertView:alert clickedButtonAtIndex:button];
4839     }
4840 }
4841
4842 - (void) _doContinue {
4843     [delegate_ cancelAndClear:NO];
4844     [self dismissModalViewControllerAnimated:YES];
4845 }
4846
4847 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4848     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4849     return nil;
4850 }
4851
4852 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4853     [super webView:view didClearWindowObject:window forFrame:frame];
4854
4855     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4856         (id) changes_, @"changes",
4857         (id) issues_, @"issues",
4858         (id) sizes_, @"sizes",
4859         self, @"queue",
4860     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4861 }
4862
4863 - (id) initWithDatabase:(Database *)database {
4864     if ((self = [super init]) != nil) {
4865         database_ = database;
4866
4867         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4868         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4869         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4870         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4871         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4872
4873         bool remove(false);
4874
4875         pkgCacheFile &cache([database_ cache]);
4876         NSArray *packages([database_ packages]);
4877         pkgDepCache::Policy *policy([database_ policy]);
4878
4879         issues_ = [NSMutableArray arrayWithCapacity:4];
4880
4881         for (Package *package in packages) {
4882             pkgCache::PkgIterator iterator([package iterator]);
4883             NSString *name([package id]);
4884
4885             if ([package broken]) {
4886                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4887
4888                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4889                     name, @"package",
4890                     reasons, @"reasons",
4891                 nil]];
4892
4893                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4894                 if (ver.end())
4895                     continue;
4896
4897                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4898                     pkgCache::DepIterator start;
4899                     pkgCache::DepIterator end;
4900                     dep.GlobOr(start, end); // ++dep
4901
4902                     if (!cache->IsImportantDep(end))
4903                         continue;
4904                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4905                         continue;
4906
4907                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4908
4909                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4910                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4911                         clauses, @"clauses",
4912                     nil]];
4913
4914                     _forever {
4915                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4916
4917                         pkgCache::PkgIterator target(start.TargetPkg());
4918                         if (target->ProvidesList != 0)
4919                             reason = @"missing";
4920                         else {
4921                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4922                             if (!ver.end()) {
4923                                 reason = @"installed";
4924                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4925                             } else if (!cache[target].CandidateVerIter(cache).end())
4926                                 reason = @"uninstalled";
4927                             else if (target->ProvidesList == 0)
4928                                 reason = @"uninstallable";
4929                             else
4930                                 reason = @"virtual";
4931                         }
4932
4933                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4934                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4935                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4936                         nil]);
4937
4938                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4939                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4940                             version, @"version",
4941                             reason, @"reason",
4942                             installed, @"installed",
4943                         nil]];
4944
4945                         // yes, seriously. (wtf?)
4946                         if (start == end)
4947                             break;
4948                         ++start;
4949                     }
4950                 }
4951             }
4952
4953             pkgDepCache::StateCache &state(cache[iterator]);
4954
4955             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4956
4957             if (state.NewInstall())
4958                 [installs addObject:name];
4959             // XXX: else if (state.Install())
4960             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4961                 [reinstalls addObject:name];
4962             // XXX: move before previous if
4963             else if (state.Upgrade())
4964                 [upgrades addObject:name];
4965             else if (state.Downgrade())
4966                 [downgrades addObject:name];
4967             else if (!state.Delete())
4968                 // XXX: _assert(state.Keep());
4969                 continue;
4970             else if (special_r(name))
4971                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4972                     [NSNull null], @"package",
4973                     [NSArray arrayWithObjects:
4974                         [NSDictionary dictionaryWithObjectsAndKeys:
4975                             @"Conflicts", @"relationship",
4976                             [NSArray arrayWithObjects:
4977                                 [NSDictionary dictionaryWithObjectsAndKeys:
4978                                     name, @"package",
4979                                     [NSNull null], @"version",
4980                                     @"installed", @"reason",
4981                                 nil],
4982                             nil], @"clauses",
4983                         nil],
4984                     nil], @"reasons",
4985                 nil]];
4986             else {
4987                 if ([package essential])
4988                     remove = true;
4989                 [removes addObject:name];
4990             }
4991
4992             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4993             substrate_ |= DepSubstrate(iterator.CurrentVer());
4994         }
4995
4996         if (!remove)
4997             essential_ = nil;
4998         else if (Advanced_) {
4999             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5000
5001             essential_ = [[[UIAlertView alloc]
5002                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5003                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5004                 delegate:self
5005                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5006                 otherButtonTitles:
5007                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5008                 nil
5009             ] autorelease];
5010
5011             [essential_ setContext:@"remove"];
5012             [essential_ setNumberOfRows:2];
5013         } else {
5014             essential_ = [[[UIAlertView alloc]
5015                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5016                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5017                 delegate:self
5018                 cancelButtonTitle:UCLocalize("OKAY")
5019                 otherButtonTitles:nil
5020             ] autorelease];
5021
5022             [essential_ setContext:@"unable"];
5023         }
5024
5025         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5026             installs, @"installs",
5027             reinstalls, @"reinstalls",
5028             upgrades, @"upgrades",
5029             downgrades, @"downgrades",
5030             removes, @"removes",
5031         nil];
5032
5033         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5034             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5035             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5036         nil];
5037
5038         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5039     } return self;
5040 }
5041
5042 - (UIBarButtonItem *) leftButton {
5043     return [[[UIBarButtonItem alloc]
5044         initWithTitle:UCLocalize("CANCEL")
5045         style:UIBarButtonItemStylePlain
5046         target:self
5047         action:@selector(cancelButtonClicked)
5048     ] autorelease];
5049 }
5050
5051 #if !AlwaysReload
5052 - (void) applyRightButton {
5053     if ([issues_ count] == 0 && ![self isLoading])
5054         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5055             initWithTitle:UCLocalize("CONFIRM")
5056             style:UIBarButtonItemStyleDone
5057             target:self
5058             action:@selector(confirmButtonClicked)
5059         ] autorelease]];
5060     else
5061         [[self navigationItem] setRightBarButtonItem:nil];
5062 }
5063 #endif
5064
5065 - (void) cancelButtonClicked {
5066     [delegate_ cancelAndClear:YES];
5067     [self dismissModalViewControllerAnimated:YES];
5068 }
5069
5070 #if !AlwaysReload
5071 - (void) confirmButtonClicked {
5072     if (essential_ != nil)
5073         [essential_ show];
5074     else
5075         [self complete];
5076 }
5077 #endif
5078
5079 @end
5080 /* }}} */
5081
5082 /* Progress Data {{{ */
5083 @interface CydiaProgressData : NSObject {
5084     _transient id delegate_;
5085
5086     bool running_;
5087     float percent_;
5088
5089     float current_;
5090     float total_;
5091     float speed_;
5092
5093     _H<NSMutableArray> events_;
5094     _H<NSString> title_;
5095
5096     _H<NSString> status_;
5097     _H<NSString> finish_;
5098 }
5099
5100 @end
5101
5102 @implementation CydiaProgressData
5103
5104 + (NSArray *) _attributeKeys {
5105     return [NSArray arrayWithObjects:
5106         @"current",
5107         @"events",
5108         @"finish",
5109         @"percent",
5110         @"running",
5111         @"speed",
5112         @"title",
5113         @"total",
5114     nil];
5115 }
5116
5117 - (NSArray *) attributeKeys {
5118     return [[self class] _attributeKeys];
5119 }
5120
5121 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5122     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5123 }
5124
5125 - (id) init {
5126     if ((self = [super init]) != nil) {
5127         events_ = [NSMutableArray arrayWithCapacity:32];
5128     } return self;
5129 }
5130
5131 - (id) delegate {
5132     return delegate_;
5133 }
5134
5135 - (void) setDelegate:(id)delegate {
5136     delegate_ = delegate;
5137 }
5138
5139 - (void) setPercent:(float)value {
5140     percent_ = value;
5141 }
5142
5143 - (NSNumber *) percent {
5144     return [NSNumber numberWithFloat:percent_];
5145 }
5146
5147 - (void) setCurrent:(float)value {
5148     current_ = value;
5149 }
5150
5151 - (NSNumber *) current {
5152     return [NSNumber numberWithFloat:current_];
5153 }
5154
5155 - (void) setTotal:(float)value {
5156     total_ = value;
5157 }
5158
5159 - (NSNumber *) total {
5160     return [NSNumber numberWithFloat:total_];
5161 }
5162
5163 - (void) setSpeed:(float)value {
5164     speed_ = value;
5165 }
5166
5167 - (NSNumber *) speed {
5168     return [NSNumber numberWithFloat:speed_];
5169 }
5170
5171 - (NSArray *) events {
5172     return events_;
5173 }
5174
5175 - (void) removeAllEvents {
5176     [events_ removeAllObjects];
5177 }
5178
5179 - (void) addEvent:(CydiaProgressEvent *)event {
5180     [events_ addObject:event];
5181 }
5182
5183 - (void) setTitle:(NSString *)text {
5184     title_ = text;
5185 }
5186
5187 - (NSString *) title {
5188     return title_;
5189 }
5190
5191 - (void) setFinish:(NSString *)text {
5192     finish_ = text;
5193 }
5194
5195 - (NSString *) finish {
5196     return (id) finish_ ?: [NSNull null];
5197 }
5198
5199 - (void) setRunning:(bool)running {
5200     running_ = running;
5201 }
5202
5203 - (NSNumber *) running {
5204     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5205 }
5206
5207 @end
5208 /* }}} */
5209 /* Progress Controller {{{ */
5210 @interface ProgressController : CydiaWebViewController <
5211     ProgressDelegate
5212 > {
5213     _transient Database *database_;
5214     _H<CydiaProgressData, 1> progress_;
5215     unsigned cancel_;
5216 }
5217
5218 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5219
5220 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5221
5222 - (void) setTitle:(NSString *)title;
5223 - (void) setCancellable:(bool)cancellable;
5224
5225 @end
5226
5227 @implementation ProgressController
5228
5229 - (void) dealloc {
5230     [database_ setProgressDelegate:nil];
5231     [super dealloc];
5232 }
5233
5234 - (UIBarButtonItem *) leftButton {
5235     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5236         initWithTitle:UCLocalize("CANCEL")
5237         style:UIBarButtonItemStylePlain
5238         target:self
5239         action:@selector(cancel)
5240     ] autorelease] : nil;
5241 }
5242
5243 - (void) updateCancel {
5244     [super applyLeftButton];
5245 }
5246
5247 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5248     if ((self = [super init]) != nil) {
5249         database_ = database;
5250         delegate_ = delegate;
5251
5252         [database_ setProgressDelegate:self];
5253
5254         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5255         [progress_ setDelegate:self];
5256
5257         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5258
5259         [scroller_ setBackgroundColor:[UIColor blackColor]];
5260
5261         [[self navigationItem] setHidesBackButton:YES];
5262
5263         [self updateCancel];
5264     } return self;
5265 }
5266
5267 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5268     [super webView:view didClearWindowObject:window forFrame:frame];
5269     [window setValue:progress_ forKey:@"cydiaProgress"];
5270 }
5271
5272 - (void) updateProgress {
5273     [self dispatchEvent:@"CydiaProgressUpdate"];
5274 }
5275
5276 - (void) viewWillAppear:(BOOL)animated {
5277     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5278     [super viewWillAppear:animated];
5279 }
5280
5281 - (void) reloadSpringBoard {
5282     pid_t pid(ExecFork());
5283     if (pid == 0) {
5284         pid_t pid(ExecFork());
5285         if (pid == 0) {
5286             execl("/usr/bin/sbreload", "sbreload", NULL);
5287             perror("sbreload");
5288             exit(0);
5289         }
5290
5291         exit(0);
5292     }
5293
5294     ReapZombie(pid);
5295
5296     sleep(15);
5297     system("/usr/bin/killall SpringBoard");
5298 }
5299
5300 - (void) close {
5301     UpdateExternalStatus(0);
5302
5303     if (Finish_ > 1)
5304         [delegate_ saveState];
5305
5306     switch (Finish_) {
5307         case 0:
5308             [delegate_ returnToCydia];
5309         break;
5310
5311         case 1:
5312             [delegate_ terminateWithSuccess];
5313             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5314                 [delegate_ suspendWithAnimation:YES];
5315             else
5316                 [delegate_ suspend];*/
5317         break;
5318
5319         case 2:
5320             _trace();
5321             goto reload;
5322
5323         case 3:
5324             _trace();
5325             goto reload;
5326
5327         reload: {
5328             UIProgressHUD *hud([delegate_ addProgressHUD]);
5329             [hud setText:UCLocalize("LOADING")];
5330             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5331             return;
5332         }
5333
5334         case 4:
5335             _trace();
5336             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5337                 SBReboot(SBSSpringBoardServerPort());
5338             else
5339                 reboot2(RB_AUTOBOOT);
5340         break;
5341     }
5342
5343     [super close];
5344 }
5345
5346 - (void) setTitle:(NSString *)title {
5347     [progress_ setTitle:title];
5348     [self updateProgress];
5349 }
5350
5351 - (UIBarButtonItem *) rightButton {
5352     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5353         initWithTitle:UCLocalize("CLOSE")
5354         style:UIBarButtonItemStylePlain
5355         target:self
5356         action:@selector(close)
5357     ] autorelease];
5358 }
5359
5360 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5361     UpdateExternalStatus(1);
5362
5363     [progress_ setRunning:true];
5364     [self setTitle:title];
5365     // implicit updateProgress
5366
5367     SHA1SumValue notifyconf; {
5368         FileFd file;
5369         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5370             _error->Discard();
5371         else {
5372             MMap mmap(file, MMap::ReadOnly);
5373             SHA1Summation sha1;
5374             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5375             notifyconf = sha1.Result();
5376         }
5377     }
5378
5379     SHA1SumValue springlist; {
5380         FileFd file;
5381         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5382             _error->Discard();
5383         else {
5384             MMap mmap(file, MMap::ReadOnly);
5385             SHA1Summation sha1;
5386             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5387             springlist = sha1.Result();
5388         }
5389     }
5390
5391     if (invocation != nil) {
5392         [invocation yieldToSelector:@selector(invoke)];
5393         [self setTitle:@"COMPLETE"];
5394     }
5395
5396     if (Finish_ < 4) {
5397         FileFd file;
5398         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5399             _error->Discard();
5400         else {
5401             MMap mmap(file, MMap::ReadOnly);
5402             SHA1Summation sha1;
5403             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5404             if (!(notifyconf == sha1.Result()))
5405                 Finish_ = 4;
5406         }
5407     }
5408
5409     if (Finish_ < 3) {
5410         FileFd file;
5411         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5412             _error->Discard();
5413         else {
5414             MMap mmap(file, MMap::ReadOnly);
5415             SHA1Summation sha1;
5416             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5417             if (!(springlist == sha1.Result()))
5418                 Finish_ = 3;
5419         }
5420     }
5421
5422     if (Finish_ < 2) {
5423         if (RestartSubstrate_)
5424             Finish_ = 2;
5425     }
5426
5427     RestartSubstrate_ = false;
5428
5429     switch (Finish_) {
5430         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5431         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5432         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5433         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5434         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5435     }
5436
5437     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5438
5439     [progress_ setRunning:false];
5440     [self updateProgress];
5441
5442     [self applyRightButton];
5443 }
5444
5445 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5446     [progress_ addEvent:event];
5447     [self updateProgress];
5448 }
5449
5450 - (bool) isProgressCancelled {
5451     return cancel_ == 2;
5452 }
5453
5454 - (void) cancel {
5455     cancel_ = 2;
5456     [self updateCancel];
5457 }
5458
5459 - (void) setCancellable:(bool)cancellable {
5460     unsigned cancel(cancel_);
5461
5462     if (!cancellable)
5463         cancel_ = 0;
5464     else if (cancel_ == 0)
5465         cancel_ = 1;
5466
5467     if (cancel != cancel_)
5468         [self updateCancel];
5469 }
5470
5471 - (void) setProgressCancellable:(NSNumber *)cancellable {
5472     [self setCancellable:[cancellable boolValue]];
5473 }
5474
5475 - (void) setProgressPercent:(NSNumber *)percent {
5476     [progress_ setPercent:[percent floatValue]];
5477     [self updateProgress];
5478 }
5479
5480 - (void) setProgressStatus:(NSDictionary *)status {
5481     if (status == nil) {
5482         [progress_ setCurrent:0];
5483         [progress_ setTotal:0];
5484         [progress_ setSpeed:0];
5485     } else {
5486         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5487
5488         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5489         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5490         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5491     }
5492
5493     [self updateProgress];
5494 }
5495
5496 @end
5497 /* }}} */
5498
5499 /* Package Cell {{{ */
5500 @interface PackageCell : CyteTableViewCell <
5501     CyteTableViewCellDelegate
5502 > {
5503     _H<UIImage> icon_;
5504     _H<NSString> name_;
5505     _H<NSString> description_;
5506     bool commercial_;
5507     _H<NSString> source_;
5508     _H<UIImage> badge_;
5509     _H<UIImage> placard_;
5510     bool summarized_;
5511 }
5512
5513 - (PackageCell *) init;
5514 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5515
5516 - (void) drawContentRect:(CGRect)rect;
5517
5518 @end
5519
5520 @implementation PackageCell
5521
5522 - (PackageCell *) init {
5523     CGRect frame(CGRectMake(0, 0, 320, 74));
5524     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5525         UIView *content([self contentView]);
5526         CGRect bounds([content bounds]);
5527
5528         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5529         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5530         [content addSubview:content_];
5531
5532         [content_ setDelegate:self];
5533         [content_ setOpaque:YES];
5534     } return self;
5535 }
5536
5537 - (NSString *) accessibilityLabel {
5538     return name_;
5539 }
5540
5541 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5542     summarized_ = summary;
5543
5544     icon_ = nil;
5545     name_ = nil;
5546     description_ = nil;
5547     source_ = nil;
5548     badge_ = nil;
5549     placard_ = nil;
5550
5551     if (package == nil)
5552         [content_ setBackgroundColor:[UIColor whiteColor]];
5553     else {
5554         [package parse];
5555
5556         Source *source = [package source];
5557
5558         icon_ = [package icon];
5559
5560         if (NSString *name = [package name])
5561             name_ = [NSString stringWithString:name];
5562
5563         NSString *description(nil);
5564
5565         if (description == nil && IsWildcat_)
5566             description = [package longDescription];
5567         if (description == nil)
5568             description = [package shortDescription];
5569
5570         if (description != nil)
5571             description_ = [NSString stringWithString:description];
5572
5573         commercial_ = [package isCommercial];
5574
5575         NSString *label = nil;
5576         bool trusted = false;
5577
5578         if (source != nil) {
5579             label = [source label];
5580             trusted = [source trusted];
5581         } else if ([[package id] isEqualToString:@"firmware"])
5582             label = UCLocalize("APPLE");
5583         else
5584             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5585
5586         NSString *from(label);
5587
5588         NSString *section = [package simpleSection];
5589         if (section != nil && ![section isEqualToString:label]) {
5590             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5591             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5592         }
5593
5594         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5595
5596         if (NSString *purpose = [package primaryPurpose])
5597             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5598
5599         UIColor *color;
5600         NSString *placard;
5601
5602         if (NSString *mode = [package mode]) {
5603             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5604                 color = RemovingColor_;
5605                 //placard = @"removing";
5606             } else {
5607                 color = InstallingColor_;
5608                 //placard = @"installing";
5609             }
5610
5611             // XXX: the removing/installing placards are not @2x
5612             placard = nil;
5613         } else {
5614             color = [UIColor whiteColor];
5615
5616             if ([package installed] != nil)
5617                 placard = @"installed";
5618             else
5619                 placard = nil;
5620         }
5621
5622         [content_ setBackgroundColor:color];
5623
5624         if (placard != nil)
5625             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5626     }
5627
5628     [self setNeedsDisplay];
5629     [content_ setNeedsDisplay];
5630 }
5631
5632 - (void) drawSummaryContentRect:(CGRect)rect {
5633     bool highlighted(highlighted_);
5634     float width([self bounds].size.width);
5635
5636     if (icon_ != nil) {
5637         CGRect rect;
5638         rect.size = [(UIImage *) icon_ size];
5639
5640         while (rect.size.width > 16 || rect.size.height > 16) {
5641             rect.size.width /= 2;
5642             rect.size.height /= 2;
5643         }
5644
5645         rect.origin.x = 18 - rect.size.width / 2;
5646         rect.origin.y = 18 - rect.size.height / 2;
5647
5648         [icon_ drawInRect:rect];
5649     }
5650
5651     if (badge_ != nil) {
5652         CGRect rect;
5653         rect.size = [(UIImage *) badge_ size];
5654
5655         rect.size.width /= 4;
5656         rect.size.height /= 4;
5657
5658         rect.origin.x = 23 - rect.size.width / 2;
5659         rect.origin.y = 23 - rect.size.height / 2;
5660
5661         [badge_ drawInRect:rect];
5662     }
5663
5664     if (highlighted)
5665         UISetColor(White_);
5666
5667     if (!highlighted)
5668         UISetColor(commercial_ ? Purple_ : Black_);
5669     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5670
5671     if (placard_ != nil)
5672         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5673 }
5674
5675 - (void) drawNormalContentRect:(CGRect)rect {
5676     bool highlighted(highlighted_);
5677     float width([self bounds].size.width);
5678
5679     if (icon_ != nil) {
5680         CGRect rect;
5681         rect.size = [(UIImage *) icon_ size];
5682
5683         while (rect.size.width > 32 || rect.size.height > 32) {
5684             rect.size.width /= 2;
5685             rect.size.height /= 2;
5686         }
5687
5688         rect.origin.x = 25 - rect.size.width / 2;
5689         rect.origin.y = 25 - rect.size.height / 2;
5690
5691         [icon_ drawInRect:rect];
5692     }
5693
5694     if (badge_ != nil) {
5695         CGRect rect;
5696         rect.size = [(UIImage *) badge_ size];
5697
5698         rect.size.width /= 2;
5699         rect.size.height /= 2;
5700
5701         rect.origin.x = 36 - rect.size.width / 2;
5702         rect.origin.y = 36 - rect.size.height / 2;
5703
5704         [badge_ drawInRect:rect];
5705     }
5706
5707     if (highlighted)
5708         UISetColor(White_);
5709
5710     if (!highlighted)
5711         UISetColor(commercial_ ? Purple_ : Black_);
5712     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5713     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5714
5715     if (!highlighted)
5716         UISetColor(commercial_ ? Purplish_ : Gray_);
5717     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5718
5719     if (placard_ != nil)
5720         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5721 }
5722
5723 - (void) drawContentRect:(CGRect)rect {
5724     if (summarized_)
5725         [self drawSummaryContentRect:rect];
5726     else
5727         [self drawNormalContentRect:rect];
5728 }
5729
5730 @end
5731 /* }}} */
5732 /* Section Cell {{{ */
5733 @interface SectionCell : CyteTableViewCell <
5734     CyteTableViewCellDelegate
5735 > {
5736     _H<NSString> basic_;
5737     _H<NSString> section_;
5738     _H<NSString> name_;
5739     _H<NSString> count_;
5740     _H<UIImage> icon_;
5741     _H<UISwitch> switch_;
5742     BOOL editing_;
5743 }
5744
5745 - (void) setSection:(Section *)section editing:(BOOL)editing;
5746
5747 @end
5748
5749 @implementation SectionCell
5750
5751 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5752     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5753         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5754         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5755         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5756
5757         UIView *content([self contentView]);
5758         CGRect bounds([content bounds]);
5759
5760         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5761         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5762         [content addSubview:content_];
5763         [content_ setBackgroundColor:[UIColor whiteColor]];
5764
5765         [content_ setDelegate:self];
5766     } return self;
5767 }
5768
5769 - (void) onSwitch:(id)sender {
5770     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5771     if (metadata == nil) {
5772         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5773         [Sections_ setObject:metadata forKey:basic_];
5774     }
5775
5776     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5777     Changed_ = true;
5778 }
5779
5780 - (void) setSection:(Section *)section editing:(BOOL)editing {
5781     if (editing != editing_) {
5782         if (editing_)
5783             [switch_ removeFromSuperview];
5784         else
5785             [self addSubview:switch_];
5786         editing_ = editing;
5787     }
5788
5789     basic_ = nil;
5790     section_ = nil;
5791     name_ = nil;
5792     count_ = nil;
5793
5794     if (section == nil) {
5795         name_ = UCLocalize("ALL_PACKAGES");
5796         count_ = nil;
5797     } else {
5798         basic_ = [section name];
5799         section_ = [section localized];
5800
5801         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5802         count_ = [NSString stringWithFormat:@"%d", [section count]];
5803
5804         if (editing_)
5805             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5806     }
5807
5808     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5809     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5810
5811     [content_ setNeedsDisplay];
5812 }
5813
5814 - (void) setFrame:(CGRect)frame {
5815     [super setFrame:frame];
5816
5817     CGRect rect([switch_ frame]);
5818     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5819 }
5820
5821 - (NSString *) accessibilityLabel {
5822     return name_;
5823 }
5824
5825 - (void) drawContentRect:(CGRect)rect {
5826     bool highlighted(highlighted_ && !editing_);
5827
5828     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5829
5830     if (highlighted)
5831         UISetColor(White_);
5832
5833     float width(rect.size.width);
5834     if (editing_)
5835         width -= 87;
5836
5837     if (!highlighted)
5838         UISetColor(Black_);
5839     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5840
5841     CGSize size = [count_ sizeWithFont:Font14_];
5842
5843     UISetColor(White_);
5844     if (count_ != nil)
5845         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5846 }
5847
5848 @end
5849 /* }}} */
5850
5851 /* File Table {{{ */
5852 @interface FileTable : CyteViewController <
5853     UITableViewDataSource,
5854     UITableViewDelegate
5855 > {
5856     _transient Database *database_;
5857     _H<Package> package_;
5858     _H<NSString> name_;
5859     _H<NSMutableArray> files_;
5860     _H<UITableView, 2> list_;
5861 }
5862
5863 - (id) initWithDatabase:(Database *)database;
5864 - (void) setPackage:(Package *)package;
5865
5866 @end
5867
5868 @implementation FileTable
5869
5870 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5871     return files_ == nil ? 0 : [files_ count];
5872 }
5873
5874 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5875     return 24.0f;
5876 }*/
5877
5878 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5879     static NSString *reuseIdentifier = @"Cell";
5880
5881     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5882     if (cell == nil) {
5883         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5884         [cell setFont:[UIFont systemFontOfSize:16]];
5885     }
5886     [cell setText:[files_ objectAtIndex:indexPath.row]];
5887     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5888
5889     return cell;
5890 }
5891
5892 - (NSURL *) navigationURL {
5893     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5894 }
5895
5896 - (void) loadView {
5897     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5898     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5899     [list_ setRowHeight:24.0f];
5900     [(UITableView *) list_ setDataSource:self];
5901     [list_ setDelegate:self];
5902     [self setView:list_];
5903 }
5904
5905 - (void) viewDidLoad {
5906     [super viewDidLoad];
5907
5908     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5909 }
5910
5911 - (void) releaseSubviews {
5912     list_ = nil;
5913
5914     package_ = nil;
5915     files_ = nil;
5916
5917     [super releaseSubviews];
5918 }
5919
5920 - (id) initWithDatabase:(Database *)database {
5921     if ((self = [super init]) != nil) {
5922         database_ = database;
5923     } return self;
5924 }
5925
5926 - (void) setPackage:(Package *)package {
5927     package_ = nil;
5928     name_ = nil;
5929
5930     files_ = [NSMutableArray arrayWithCapacity:32];
5931
5932     if (package != nil) {
5933         package_ = package;
5934         name_ = [package id];
5935
5936         if (NSArray *files = [package files])
5937             [files_ addObjectsFromArray:files];
5938
5939         if ([files_ count] != 0) {
5940             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5941                 [files_ removeObjectAtIndex:0];
5942             [files_ sortUsingSelector:@selector(compareByPath:)];
5943
5944             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5945             [stack addObject:@"/"];
5946
5947             for (int i(0), e([files_ count]); i != e; ++i) {
5948                 NSString *file = [files_ objectAtIndex:i];
5949                 while (![file hasPrefix:[stack lastObject]])
5950                     [stack removeLastObject];
5951                 NSString *directory = [stack lastObject];
5952                 [stack addObject:[file stringByAppendingString:@"/"]];
5953                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5954                     ([stack count] - 2) * 3, "",
5955                     [file substringFromIndex:[directory length]]
5956                 ]];
5957             }
5958         }
5959     }
5960
5961     [list_ reloadData];
5962 }
5963
5964 - (void) reloadData {
5965     [super reloadData];
5966
5967     [self setPackage:[database_ packageWithName:name_]];
5968 }
5969
5970 @end
5971 /* }}} */
5972 /* Package Controller {{{ */
5973 @interface CYPackageController : CydiaWebViewController <
5974     UIActionSheetDelegate
5975 > {
5976     _transient Database *database_;
5977     _H<Package> package_;
5978     _H<NSString> name_;
5979     bool commercial_;
5980     _H<NSMutableArray> buttons_;
5981     _H<UIBarButtonItem> button_;
5982 }
5983
5984 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5985
5986 @end
5987
5988 @implementation CYPackageController
5989
5990 - (NSURL *) navigationURL {
5991     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5992 }
5993
5994 /* XXX: this is not safe at all... localization of /fail/ */
5995 - (void) _clickButtonWithName:(NSString *)name {
5996     if ([name isEqualToString:UCLocalize("CLEAR")])
5997         [delegate_ clearPackage:package_];
5998     else if ([name isEqualToString:UCLocalize("INSTALL")])
5999         [delegate_ installPackage:package_];
6000     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6001         [delegate_ installPackage:package_];
6002     else if ([name isEqualToString:UCLocalize("REMOVE")])
6003         [delegate_ removePackage:package_];
6004     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6005         [delegate_ installPackage:package_];
6006     else _assert(false);
6007 }
6008
6009 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6010     NSString *context([sheet context]);
6011
6012     if ([context isEqualToString:@"modify"]) {
6013         if (button != [sheet cancelButtonIndex]) {
6014             NSString *buttonName = [buttons_ objectAtIndex:button];
6015             [self _clickButtonWithName:buttonName];
6016         }
6017
6018         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6019     }
6020 }
6021
6022 - (bool) _allowJavaScriptPanel {
6023     return commercial_;
6024 }
6025
6026 #if !AlwaysReload
6027 - (void) _customButtonClicked {
6028     int count([buttons_ count]);
6029     if (count == 0)
6030         return;
6031
6032     if (count == 1)
6033         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6034     else {
6035         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6036         [buttons addObjectsFromArray:buttons_];
6037
6038         UIActionSheet *sheet = [[[UIActionSheet alloc]
6039             initWithTitle:nil
6040             delegate:self
6041             cancelButtonTitle:nil
6042             destructiveButtonTitle:nil
6043             otherButtonTitles:nil
6044         ] autorelease];
6045
6046         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6047         if (!IsWildcat_) {
6048            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6049            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6050         }
6051         [sheet setContext:@"modify"];
6052
6053         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6054     }
6055 }
6056
6057 - (void) reloadButtonClicked {
6058     if (commercial_ && function_ == nil && [package_ uninstalled])
6059         return;
6060     [self customButtonClicked];
6061 }
6062
6063 - (void) applyLoadingTitle {
6064     // Don't show "Loading" as the title. Ever.
6065 }
6066
6067 - (UIBarButtonItem *) rightButton {
6068     return button_;
6069 }
6070 #endif
6071
6072 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6073     if ((self = [super init]) != nil) {
6074         database_ = database;
6075         buttons_ = [NSMutableArray arrayWithCapacity:4];
6076         name_ = name == nil ? @"" : [NSString stringWithString:name];
6077         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6078     } return self;
6079 }
6080
6081 - (void) reloadData {
6082     [super reloadData];
6083
6084     package_ = [database_ packageWithName:name_];
6085
6086     [buttons_ removeAllObjects];
6087
6088     if (package_ != nil) {
6089         [(Package *) package_ parse];
6090
6091         commercial_ = [package_ isCommercial];
6092
6093         if ([package_ mode] != nil)
6094             [buttons_ addObject:UCLocalize("CLEAR")];
6095         if ([package_ source] == nil);
6096         else if ([package_ upgradableAndEssential:NO])
6097             [buttons_ addObject:UCLocalize("UPGRADE")];
6098         else if ([package_ uninstalled])
6099             [buttons_ addObject:UCLocalize("INSTALL")];
6100         else
6101             [buttons_ addObject:UCLocalize("REINSTALL")];
6102         if (![package_ uninstalled])
6103             [buttons_ addObject:UCLocalize("REMOVE")];
6104     }
6105
6106     NSString *title;
6107     switch ([buttons_ count]) {
6108         case 0: title = nil; break;
6109         case 1: title = [buttons_ objectAtIndex:0]; break;
6110         default: title = UCLocalize("MODIFY"); break;
6111     }
6112
6113     button_ = [[[UIBarButtonItem alloc]
6114         initWithTitle:title
6115         style:UIBarButtonItemStylePlain
6116         target:self
6117         action:@selector(customButtonClicked)
6118     ] autorelease];
6119 }
6120
6121 - (bool) isLoading {
6122     return commercial_ ? [super isLoading] : false;
6123 }
6124
6125 @end
6126 /* }}} */
6127
6128 /* Package List Controller {{{ */
6129 @interface PackageListController : CyteViewController <
6130     UITableViewDataSource,
6131     UITableViewDelegate
6132 > {
6133     _transient Database *database_;
6134     unsigned era_;
6135     _H<NSArray> packages_;
6136     _H<NSMutableArray> sections_;
6137     _H<UITableView, 2> list_;
6138     _H<NSMutableArray> index_;
6139     _H<NSMutableDictionary> indices_;
6140     _H<NSString> title_;
6141     unsigned reloading_;
6142 }
6143
6144 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6145 - (void) setDelegate:(id)delegate;
6146 - (void) resetCursor;
6147 - (void) clearData;
6148
6149 @end
6150
6151 @implementation PackageListController
6152
6153 - (NSURL *) referrerURL {
6154     return [self navigationURL];
6155 }
6156
6157 - (bool) isSummarized {
6158     return false;
6159 }
6160
6161 - (bool) showsSections {
6162     return true;
6163 }
6164
6165 - (void) deselectWithAnimation:(BOOL)animated {
6166     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6167 }
6168
6169 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6170     CGRect base = [[self view] bounds];
6171     base.size.height -= bounds.size.height;
6172     base.origin = [list_ frame].origin;
6173
6174     [UIView beginAnimations:nil context:NULL];
6175     [UIView setAnimationBeginsFromCurrentState:YES];
6176     [UIView setAnimationCurve:curve];
6177     [UIView setAnimationDuration:duration];
6178     [list_ setFrame:base];
6179     [UIView commitAnimations];
6180 }
6181
6182 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6183     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6184 }
6185
6186 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6187     [self resizeForKeyboardBounds:bounds duration:0];
6188 }
6189
6190 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6191     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6192         *curve = UIViewAnimationCurveEaseInOut;
6193     else
6194         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6195
6196     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6197         *duration = 0.3;
6198     else
6199         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6200 }
6201
6202 - (void) keyboardWillShow:(NSNotification *)notification {
6203     CGRect bounds;
6204     CGPoint center;
6205     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6206     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6207
6208     NSTimeInterval duration;
6209     UIViewAnimationCurve curve;
6210     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6211
6212     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);
6213     UIViewController *base = self;
6214     while ([base parentOrPresentingViewController] != nil)
6215         base = [base parentOrPresentingViewController];
6216     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6217     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6218
6219     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6220         intersection.size.height += CYStatusBarHeight();
6221
6222     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6223 }
6224
6225 - (void) keyboardWillHide:(NSNotification *)notification {
6226     NSTimeInterval duration;
6227     UIViewAnimationCurve curve;
6228     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6229
6230     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6231 }
6232
6233 - (void) viewWillAppear:(BOOL)animated {
6234     [super viewWillAppear:animated];
6235
6236     [self resizeForKeyboardBounds:CGRectZero];
6237     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6238     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6239 }
6240
6241 - (void) viewWillDisappear:(BOOL)animated {
6242     [super viewWillDisappear:animated];
6243
6244     [self resizeForKeyboardBounds:CGRectZero];
6245     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6246     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6247 }
6248
6249 - (void) viewDidAppear:(BOOL)animated {
6250     [super viewDidAppear:animated];
6251     [self deselectWithAnimation:animated];
6252 }
6253
6254 - (void) didSelectPackage:(Package *)package {
6255     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6256     [view setDelegate:delegate_];
6257     [[self navigationController] pushViewController:view animated:YES];
6258 }
6259
6260 #if TryIndexedCollation
6261 + (BOOL) hasIndexedCollation {
6262     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6263 }
6264 #endif
6265
6266 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6267     NSInteger count([sections_ count]);
6268     return count == 0 ? 1 : count;
6269 }
6270
6271 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6272     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6273         return nil;
6274     return [[sections_ objectAtIndex:section] name];
6275 }
6276
6277 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6278     if ([sections_ count] == 0)
6279         return 0;
6280     return [[sections_ objectAtIndex:section] count];
6281 }
6282
6283 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6284 @synchronized (database_) {
6285     if ([database_ era] != era_)
6286         return nil;
6287
6288     Section *section([sections_ objectAtIndex:[path section]]);
6289     NSInteger row([path row]);
6290     Package *package([packages_ objectAtIndex:([section row] + row)]);
6291     return [[package retain] autorelease];
6292 } }
6293
6294 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6295     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6296     if (cell == nil)
6297         cell = [[[PackageCell alloc] init] autorelease];
6298
6299     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6300     [cell setPackage:package asSummary:[self isSummarized]];
6301     return cell;
6302 }
6303
6304 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6305     Package *package([self packageAtIndexPath:path]);
6306     package = [database_ packageWithName:[package id]];
6307     [self didSelectPackage:package];
6308 }
6309
6310 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6311     if (![self showsSections])
6312         return nil;
6313
6314     return index_;
6315 }
6316
6317 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6318 #if TryIndexedCollation
6319     if ([[self class] hasIndexedCollation]) {
6320         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6321     }
6322 #endif
6323
6324     return index;
6325 }
6326
6327 - (void) updateHeight {
6328     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6329 }
6330
6331 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6332     if ((self = [super init]) != nil) {
6333         database_ = database;
6334         title_ = [title copy];
6335         [[self navigationItem] setTitle:title_];
6336     } return self;
6337 }
6338
6339 - (void) loadView {
6340     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6341     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6342     [self setView:view];
6343
6344     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6345     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6346     [view addSubview:list_];
6347
6348     // XXX: is 20 the most optimal number here?
6349     [list_ setSectionIndexMinimumDisplayRowCount:20];
6350
6351     [(UITableView *) list_ setDataSource:self];
6352     [list_ setDelegate:self];
6353
6354     [self updateHeight];
6355 }
6356
6357 - (void) releaseSubviews {
6358     list_ = nil;
6359
6360     packages_ = nil;
6361     sections_ = nil;
6362     index_ = nil;
6363     indices_ = nil;
6364
6365     [super releaseSubviews];
6366 }
6367
6368 - (void) setDelegate:(id)delegate {
6369     delegate_ = delegate;
6370 }
6371
6372 - (bool) shouldYield {
6373     return false;
6374 }
6375
6376 - (bool) shouldBlock {
6377     return false;
6378 }
6379
6380 - (NSMutableArray *) _reloadPackages {
6381 @synchronized (database_) {
6382     era_ = [database_ era];
6383     NSArray *packages([database_ packages]);
6384
6385     return [NSMutableArray arrayWithArray:packages];
6386 } }
6387
6388 - (void) _reloadData {
6389     if (reloading_ != 0) {
6390         reloading_ = 2;
6391         return;
6392     }
6393
6394     NSArray *packages;
6395
6396   reload:
6397     if ([self shouldYield]) {
6398         do {
6399             UIProgressHUD *hud;
6400
6401             if (![self shouldBlock])
6402                 hud = nil;
6403             else {
6404                 hud = [delegate_ addProgressHUD];
6405                 [hud setText:UCLocalize("LOADING")];
6406             }
6407
6408             reloading_ = 1;
6409             packages = [self yieldToSelector:@selector(_reloadPackages)];
6410
6411             if (hud != nil)
6412                 [delegate_ removeProgressHUD:hud];
6413         } while (reloading_ == 2);
6414     } else {
6415         packages = [self _reloadPackages];
6416     }
6417
6418 @synchronized (database_) {
6419     if (era_ != [database_ era])
6420         goto reload;
6421     reloading_ = 0;
6422
6423     packages_ = packages;
6424
6425     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6426     sections_ = [NSMutableArray arrayWithCapacity:16];
6427
6428     Section *section = nil;
6429
6430 #if TryIndexedCollation
6431     if ([[self class] hasIndexedCollation]) {
6432         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6433
6434         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6435         NSArray *titles = [collation sectionIndexTitles];
6436         int secidx = -1;
6437
6438         _profile(PackageTable$reloadData$Section)
6439             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6440                 Package *package;
6441                 int index;
6442
6443                 _profile(PackageTable$reloadData$Section$Package)
6444                     package = [packages_ objectAtIndex:offset];
6445                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6446                 _end
6447
6448                 while (secidx < index) {
6449                     secidx += 1;
6450
6451                     _profile(PackageTable$reloadData$Section$Allocate)
6452                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6453                     _end
6454
6455                     _profile(PackageTable$reloadData$Section$Add)
6456                         [sections_ addObject:section];
6457                     _end
6458                 }
6459
6460                 [section addToCount];
6461             }
6462         _end
6463     } else
6464 #endif
6465     {
6466         index_ = [NSMutableArray arrayWithCapacity:32];
6467
6468         bool sectioned([self showsSections]);
6469         if (!sectioned) {
6470             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6471             [sections_ addObject:section];
6472         }
6473
6474         _profile(PackageTable$reloadData$Section)
6475             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6476                 Package *package;
6477                 unichar index;
6478
6479                 _profile(PackageTable$reloadData$Section$Package)
6480                     package = [packages_ objectAtIndex:offset];
6481                     index = [package index];
6482                 _end
6483
6484                 if (sectioned && (section == nil || [section index] != index)) {
6485                     _profile(PackageTable$reloadData$Section$Allocate)
6486                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6487                     _end
6488
6489                     [index_ addObject:[section name]];
6490                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6491
6492                     _profile(PackageTable$reloadData$Section$Add)
6493                         [sections_ addObject:section];
6494                     _end
6495                 }
6496
6497                 [section addToCount];
6498             }
6499         _end
6500     }
6501
6502     [self updateHeight];
6503
6504     _profile(PackageTable$reloadData$List)
6505         [(UITableView *) list_ setDataSource:self];
6506         [list_ reloadData];
6507     _end
6508 } }
6509
6510 - (void) reloadData {
6511     [super reloadData];
6512
6513     if ([self shouldYield])
6514         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6515     else
6516         [self _reloadData];
6517 }
6518
6519 - (void) resetCursor {
6520     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6521 }
6522
6523 - (void) clearData {
6524     [self updateHeight];
6525
6526     [list_ setDataSource:nil];
6527     [list_ reloadData];
6528
6529     [self resetCursor];
6530 }
6531
6532 @end
6533 /* }}} */
6534 /* Filtered Package List Controller {{{ */
6535 @interface FilteredPackageListController : PackageListController {
6536     SEL filter_;
6537     IMP imp_;
6538     _H<NSObject> object_;
6539 }
6540
6541 - (void) setObject:(id)object;
6542 - (void) setObject:(id)object forFilter:(SEL)filter;
6543
6544 - (SEL) filter;
6545 - (void) setFilter:(SEL)filter;
6546
6547 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6548
6549 @end
6550
6551 @implementation FilteredPackageListController
6552
6553 - (SEL) filter {
6554     return filter_;
6555 }
6556
6557 - (void) setFilter:(SEL)filter {
6558 @synchronized (self) {
6559     filter_ = filter;
6560
6561     /* XXX: this is an unsafe optimization of doomy hell */
6562     Method method(class_getInstanceMethod([Package class], filter));
6563     _assert(method != NULL);
6564     imp_ = method_getImplementation(method);
6565     _assert(imp_ != NULL);
6566 } }
6567
6568 - (void) setObject:(id)object {
6569 @synchronized (self) {
6570     object_ = object;
6571 } }
6572
6573 - (void) setObject:(id)object forFilter:(SEL)filter {
6574 @synchronized (self) {
6575     [self setFilter:filter];
6576     [self setObject:object];
6577 } }
6578
6579 - (NSMutableArray *) _reloadPackages {
6580 @synchronized (database_) {
6581     era_ = [database_ era];
6582     NSArray *packages([database_ packages]);
6583
6584     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6585
6586     IMP imp;
6587     SEL filter;
6588     _H<NSObject> object;
6589
6590     @synchronized (self) {
6591         imp = imp_;
6592         filter = filter_;
6593         object = object_;
6594     }
6595
6596     _profile(PackageTable$reloadData$Filter)
6597         for (Package *package in packages)
6598             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6599                 [filtered addObject:package];
6600     _end
6601
6602     return filtered;
6603 } }
6604
6605 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6606     if ((self = [super initWithDatabase:database title:title]) != nil) {
6607         [self setFilter:filter];
6608         [self setObject:object];
6609     } return self;
6610 }
6611
6612 @end
6613 /* }}} */
6614
6615 /* Home Controller {{{ */
6616 @interface HomeController : CydiaWebViewController {
6617     CFRunLoopRef runloop_;
6618     SCNetworkReachabilityRef reachability_;
6619 }
6620
6621 @end
6622
6623 @implementation HomeController
6624
6625 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6626     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6627 }
6628
6629 - (id) init {
6630     if ((self = [super init]) != nil) {
6631         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6632         [self reloadData];
6633
6634         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6635         if (reachability_ != NULL) {
6636             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6637             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6638
6639             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6640             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6641                 runloop_ = runloop;
6642         }
6643     } return self;
6644 }
6645
6646 - (void) dealloc {
6647     if (reachability_ != NULL && runloop_ != NULL)
6648         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6649     [super dealloc];
6650 }
6651
6652 - (NSURL *) navigationURL {
6653     return [NSURL URLWithString:@"cydia://home"];
6654 }
6655
6656 - (void) aboutButtonClicked {
6657     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6658
6659     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6660     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6661     [alert setCancelButtonIndex:0];
6662
6663     [alert setMessage:
6664         @"Copyright \u00a9 2008-2012\n"
6665         "SaurikIT, LLC\n"
6666         "\n"
6667         "Jay Freeman (saurik)\n"
6668         "saurik@saurik.com\n"
6669         "http://www.saurik.com/"
6670     ];
6671
6672     [alert show];
6673 }
6674
6675 - (UIBarButtonItem *) leftButton {
6676     return [[[UIBarButtonItem alloc]
6677         initWithTitle:UCLocalize("ABOUT")
6678         style:UIBarButtonItemStylePlain
6679         target:self
6680         action:@selector(aboutButtonClicked)
6681     ] autorelease];
6682 }
6683
6684 @end
6685 /* }}} */
6686 /* Manage Controller {{{ */
6687 @interface ManageController : CydiaWebViewController {
6688 }
6689
6690 - (void) queueStatusDidChange;
6691
6692 @end
6693
6694 @implementation ManageController
6695
6696 - (id) init {
6697     if ((self = [super init]) != nil) {
6698         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6699     } return self;
6700 }
6701
6702 - (NSURL *) navigationURL {
6703     return [NSURL URLWithString:@"cydia://manage"];
6704 }
6705
6706 - (UIBarButtonItem *) leftButton {
6707     return [[[UIBarButtonItem alloc]
6708         initWithTitle:UCLocalize("SETTINGS")
6709         style:UIBarButtonItemStylePlain
6710         target:self
6711         action:@selector(settingsButtonClicked)
6712     ] autorelease];
6713 }
6714
6715 - (void) settingsButtonClicked {
6716     [delegate_ showSettings];
6717 }
6718
6719 - (void) queueButtonClicked {
6720     [delegate_ queue];
6721 }
6722
6723 - (UIBarButtonItem *) rightButton {
6724     return Queuing_ ? [[[UIBarButtonItem alloc]
6725         initWithTitle:UCLocalize("QUEUE")
6726         style:UIBarButtonItemStyleDone
6727         target:self
6728         action:@selector(queueButtonClicked)
6729     ] autorelease] : nil;
6730 }
6731
6732 - (void) queueStatusDidChange {
6733     [self applyRightButton];
6734 }
6735
6736 - (bool) isLoading {
6737     return !Queuing_ && [super isLoading];
6738 }
6739
6740 @end
6741 /* }}} */
6742
6743 /* Refresh Bar {{{ */
6744 @interface RefreshBar : UINavigationBar {
6745     _H<UIProgressIndicator> indicator_;
6746     _H<UITextLabel> prompt_;
6747     _H<UINavigationButton> cancel_;
6748 }
6749
6750 @end
6751
6752 @implementation RefreshBar
6753
6754 - (void) positionViews {
6755     CGRect frame = [cancel_ frame];
6756     frame.size = [cancel_ sizeThatFits:frame.size];
6757     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6758     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6759     [cancel_ setFrame:frame];
6760
6761     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6762     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6763     CGRect indrect = {{indoffset, indoffset}, indsize};
6764     [indicator_ setFrame:indrect];
6765
6766     CGSize prmsize = {215, indsize.height + 4};
6767     CGRect prmrect = {{
6768         indoffset * 2 + indsize.width,
6769         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6770     }, prmsize};
6771     [prompt_ setFrame:prmrect];
6772 }
6773
6774 - (void) setFrame:(CGRect)frame {
6775     [super setFrame:frame];
6776     [self positionViews];
6777 }
6778
6779 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6780     if ((self = [super initWithFrame:frame]) != nil) {
6781         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6782
6783         [self setBarStyle:UIBarStyleBlack];
6784
6785         UIBarStyle barstyle([self _barStyle:NO]);
6786         bool ugly(barstyle == UIBarStyleDefault);
6787
6788         UIProgressIndicatorStyle style = ugly ?
6789             UIProgressIndicatorStyleMediumBrown :
6790             UIProgressIndicatorStyleMediumWhite;
6791
6792         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6793         [(UIProgressIndicator *) indicator_ setStyle:style];
6794         [indicator_ startAnimation];
6795         [self addSubview:indicator_];
6796
6797         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6798         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6799         [prompt_ setBackgroundColor:[UIColor clearColor]];
6800         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6801         [self addSubview:prompt_];
6802
6803         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6804         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6805         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6806         [cancel_ setBarStyle:barstyle];
6807
6808         [self positionViews];
6809     } return self;
6810 }
6811
6812 - (void) setCancellable:(bool)cancellable {
6813     if (cancellable)
6814         [self addSubview:cancel_];
6815     else
6816         [cancel_ removeFromSuperview];
6817 }
6818
6819 - (void) start {
6820     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6821 }
6822
6823 - (void) stop {
6824     [self setCancellable:NO];
6825 }
6826
6827 - (void) setPrompt:(NSString *)prompt {
6828     [prompt_ setText:prompt];
6829 }
6830
6831 - (void) setProgress:(float)progress {
6832 }
6833
6834 @end
6835 /* }}} */
6836
6837 /* Cydia Navigation Controller Interface {{{ */
6838 @interface UINavigationController (Cydia)
6839
6840 - (NSArray *) navigationURLCollection;
6841 - (void) unloadData;
6842
6843 @end
6844 /* }}} */
6845
6846 /* Cydia Tab Bar Controller {{{ */
6847 @interface CYTabBarController : UITabBarController <
6848     UITabBarControllerDelegate,
6849     ProgressDelegate
6850 > {
6851     _transient Database *database_;
6852     _H<RefreshBar, 1> refreshbar_;
6853
6854     bool dropped_;
6855     bool updating_;
6856     // XXX: ok, "updatedelegate_"?...
6857     _transient NSObject<CydiaDelegate> *updatedelegate_;
6858
6859     _H<UIViewController> remembered_;
6860     _transient UIViewController *transient_;
6861 }
6862
6863 - (NSArray *) navigationURLCollection;
6864 - (void) dropBar:(BOOL)animated;
6865 - (void) beginUpdate;
6866 - (void) raiseBar:(BOOL)animated;
6867 - (BOOL) updating;
6868 - (void) unloadData;
6869
6870 @end
6871
6872 @implementation CYTabBarController
6873
6874 - (void) didReceiveMemoryWarning {
6875     [super didReceiveMemoryWarning];
6876
6877     // presenting a UINavigationController on 2.x does not update its transitionView
6878     // it thereby will not allow its topViewController to be unloaded by memory pressure
6879     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6880         UIViewController *selected([self selectedViewController]);
6881         for (UINavigationController *controller in [self viewControllers])
6882             if (controller != selected)
6883                 if (UIViewController *top = [controller topViewController])
6884                     [top unloadView];
6885     }
6886 }
6887
6888 - (void) setUnselectedViewController:(UIViewController *)transient {
6889     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6890         if (transient != nil) {
6891             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6892             [self setSelectedIndex:0];
6893         } return;
6894     }
6895
6896     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6897     if (transient != nil) {
6898         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6899         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6900         transient = navigation;
6901
6902         if (transient_ == nil)
6903             remembered_ = [controllers objectAtIndex:0];
6904         transient_ = transient;
6905         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6906         [controllers replaceObjectAtIndex:0 withObject:transient_];
6907         [self setSelectedIndex:0];
6908         [self setViewControllers:controllers];
6909         [self concealTabBarSelection];
6910     } else if (remembered_ != nil) {
6911         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6912         transient_ = transient;
6913         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6914         remembered_ = nil;
6915         [self setViewControllers:controllers];
6916         [self revealTabBarSelection];
6917     }
6918 }
6919
6920 - (UIViewController *) unselectedViewController {
6921     return transient_;
6922 }
6923
6924 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6925     if ([self unselectedViewController])
6926         [self setUnselectedViewController:nil];
6927
6928     // presenting a UINavigationController on 2.x does not update its transitionView
6929     // if this view was unloaded, the tranitionView may currently be presenting nothing
6930     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6931         UINavigationController *navigation((UINavigationController *) viewController);
6932         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6933         [navigation popViewControllerAnimated:NO];
6934     }
6935 }
6936
6937 - (NSArray *) navigationURLCollection {
6938     NSMutableArray *items([NSMutableArray array]);
6939
6940     // XXX: Should this deal with transient view controllers?
6941     for (id navigation in [self viewControllers]) {
6942         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6943         if (stack != nil)
6944             [items addObject:stack];
6945     }
6946
6947     return items;
6948 }
6949
6950 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6951     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6952         [self setUnselectedViewController:nil];
6953     else
6954         [super dismissModalViewControllerAnimated:YES];
6955 }
6956
6957 - (void) unloadData {
6958     [super unloadData];
6959
6960     for (UINavigationController *controller in [self viewControllers])
6961         [controller unloadData];
6962
6963     if (UIViewController *selected = [self selectedViewController])
6964         [selected reloadData];
6965
6966     if (UIViewController *unselected = [self unselectedViewController]) {
6967         [unselected unloadData];
6968         [unselected reloadData];
6969     }
6970 }
6971
6972 - (void) dealloc {
6973     [[NSNotificationCenter defaultCenter] removeObserver:self];
6974
6975     [super dealloc];
6976 }
6977
6978 - (id) initWithDatabase:(Database *)database {
6979     if ((self = [super init]) != nil) {
6980         database_ = database;
6981         [self setDelegate:self];
6982
6983         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6984         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6985
6986         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6987     } return self;
6988 }
6989
6990 - (void) setUpdate:(NSDate *)date {
6991     [self beginUpdate];
6992 }
6993
6994 - (void) beginUpdate {
6995     [(RefreshBar *) refreshbar_ start];
6996     [self dropBar:YES];
6997
6998     [updatedelegate_ retainNetworkActivityIndicator];
6999     updating_ = true;
7000
7001     [NSThread
7002         detachNewThreadSelector:@selector(performUpdate)
7003         toTarget:self
7004         withObject:nil
7005     ];
7006 }
7007
7008 - (void) performUpdate {
7009     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7010
7011     Status status;
7012     status.setDelegate(self);
7013     [database_ updateWithStatus:status];
7014
7015     [self
7016         performSelectorOnMainThread:@selector(completeUpdate)
7017         withObject:nil
7018         waitUntilDone:NO
7019     ];
7020
7021     [pool release];
7022 }
7023
7024 - (void) stopUpdateWithSelector:(SEL)selector {
7025     updating_ = false;
7026     [updatedelegate_ releaseNetworkActivityIndicator];
7027
7028     [self raiseBar:YES];
7029     [refreshbar_ stop];
7030
7031     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7032 }
7033
7034 - (void) completeUpdate {
7035     if (!updating_)
7036         return;
7037     [self stopUpdateWithSelector:@selector(reloadData)];
7038 }
7039
7040 - (void) cancelUpdate {
7041     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7042 }
7043
7044 - (void) cancelPressed {
7045     [self cancelUpdate];
7046 }
7047
7048 - (BOOL) updating {
7049     return updating_;
7050 }
7051
7052 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7053     [refreshbar_ setPrompt:[event compoundMessage]];
7054 }
7055
7056 - (bool) isProgressCancelled {
7057     return !updating_;
7058 }
7059
7060 - (void) setProgressCancellable:(NSNumber *)cancellable {
7061     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7062 }
7063
7064 - (void) setProgressPercent:(NSNumber *)percent {
7065     [refreshbar_ setProgress:[percent floatValue]];
7066 }
7067
7068 - (void) setProgressStatus:(NSDictionary *)status {
7069     if (status != nil)
7070         [self setProgressPercent:[status objectForKey:@"Percent"]];
7071 }
7072
7073 - (void) setUpdateDelegate:(id)delegate {
7074     updatedelegate_ = delegate;
7075 }
7076
7077 - (UIView *) transitionView {
7078     if ([self respondsToSelector:@selector(_transitionView)])
7079         return [self _transitionView];
7080     else
7081         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7082 }
7083
7084 - (void) dropBar:(BOOL)animated {
7085     if (dropped_)
7086         return;
7087     dropped_ = true;
7088
7089     UIView *transition([self transitionView]);
7090     [[self view] addSubview:refreshbar_];
7091
7092     CGRect barframe([refreshbar_ frame]);
7093
7094     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7095         barframe.origin.y = CYStatusBarHeight();
7096     else
7097         barframe.origin.y = 0;
7098
7099     [refreshbar_ setFrame:barframe];
7100
7101     if (animated)
7102         [UIView beginAnimations:nil context:NULL];
7103
7104     CGRect viewframe = [transition frame];
7105     viewframe.origin.y += barframe.size.height;
7106     viewframe.size.height -= barframe.size.height;
7107     [transition setFrame:viewframe];
7108
7109     if (animated)
7110         [UIView commitAnimations];
7111
7112     // Ensure bar has the proper width for our view, it might have changed
7113     barframe.size.width = viewframe.size.width;
7114     [refreshbar_ setFrame:barframe];
7115 }
7116
7117 - (void) raiseBar:(BOOL)animated {
7118     if (!dropped_)
7119         return;
7120     dropped_ = false;
7121
7122     UIView *transition([self transitionView]);
7123     [refreshbar_ removeFromSuperview];
7124
7125     CGRect barframe([refreshbar_ frame]);
7126
7127     if (animated)
7128         [UIView beginAnimations:nil context:NULL];
7129
7130     CGRect viewframe = [transition frame];
7131     viewframe.origin.y -= barframe.size.height;
7132     viewframe.size.height += barframe.size.height;
7133     [transition setFrame:viewframe];
7134
7135     if (animated)
7136         [UIView commitAnimations];
7137 }
7138
7139 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7140     bool dropped(dropped_);
7141
7142     if (dropped)
7143         [self raiseBar:NO];
7144
7145     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7146
7147     if (dropped)
7148         [self dropBar:NO];
7149 }
7150
7151 - (void) statusBarFrameChanged:(NSNotification *)notification {
7152     if (dropped_) {
7153         [self raiseBar:NO];
7154         [self dropBar:NO];
7155     }
7156 }
7157
7158 @end
7159 /* }}} */
7160
7161 /* Cydia Navigation Controller Implementation {{{ */
7162 @implementation UINavigationController (Cydia)
7163
7164 - (NSArray *) navigationURLCollection {
7165     NSMutableArray *stack([NSMutableArray array]);
7166
7167     for (CyteViewController *controller in [self viewControllers]) {
7168         NSString *url = [[controller navigationURL] absoluteString];
7169         if (url != nil)
7170             [stack addObject:url];
7171     }
7172
7173     return stack;
7174 }
7175
7176 - (void) reloadData {
7177     [super reloadData];
7178
7179     UIViewController *visible([self visibleViewController]);
7180     if (visible != nil)
7181         [visible reloadData];
7182
7183     // on the iPad, this view controller is ALSO visible. :(
7184     if (IsWildcat_)
7185         if (UIViewController *top = [self topViewController])
7186             if (top != visible)
7187                 [top reloadData];
7188 }
7189
7190 - (void) unloadData {
7191     for (CyteViewController *page in [self viewControllers])
7192         [page unloadData];
7193
7194     [super unloadData];
7195 }
7196
7197 @end
7198 /* }}} */
7199
7200 /* Cydia:// Protocol {{{ */
7201 @interface CydiaURLProtocol : NSURLProtocol {
7202 }
7203
7204 @end
7205
7206 @implementation CydiaURLProtocol
7207
7208 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7209     NSURL *url([request URL]);
7210     if (url == nil)
7211         return NO;
7212
7213     NSString *scheme([[url scheme] lowercaseString]);
7214     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7215         return YES;
7216     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7217         return YES;
7218
7219     return NO;
7220 }
7221
7222 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7223     return request;
7224 }
7225
7226 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7227     id<NSURLProtocolClient> client([self client]);
7228     if (icon == nil)
7229         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7230     else {
7231         NSData *data(UIImagePNGRepresentation(icon));
7232
7233         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7234         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7235         [client URLProtocol:self didLoadData:data];
7236         [client URLProtocolDidFinishLoading:self];
7237     }
7238 }
7239
7240 - (void) startLoading {
7241     id<NSURLProtocolClient> client([self client]);
7242     NSURLRequest *request([self request]);
7243
7244     NSURL *url([request URL]);
7245     NSString *href([url absoluteString]);
7246     NSString *scheme([[url scheme] lowercaseString]);
7247
7248     NSString *path;
7249
7250     if ([scheme isEqualToString:@"cydia"])
7251         path = [href substringFromIndex:8];
7252     else if ([scheme isEqualToString:@"about"])
7253         path = [href substringFromIndex:12];
7254     else _assert(false);
7255
7256     NSRange slash([path rangeOfString:@"/"]);
7257
7258     NSString *command;
7259     if (slash.location == NSNotFound) {
7260         command = path;
7261         path = nil;
7262     } else {
7263         command = [path substringToIndex:slash.location];
7264         path = [path substringFromIndex:(slash.location + 1)];
7265     }
7266
7267     Database *database([Database sharedInstance]);
7268
7269     if ([command isEqualToString:@"package-icon"]) {
7270         if (path == nil)
7271             goto fail;
7272         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7273         Package *package([database packageWithName:path]);
7274         if (package == nil)
7275             goto fail;
7276         [package parse];
7277         UIImage *icon([package icon]);
7278         [self _returnPNGWithImage:icon forRequest:request];
7279     } else if ([command isEqualToString:@"uikit-image"]) {
7280         if (path == nil)
7281             goto fail;
7282         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7283         UIImage *icon(_UIImageWithName(path));
7284         [self _returnPNGWithImage:icon forRequest:request];
7285     } else if ([command isEqualToString:@"section-icon"]) {
7286         if (path == nil)
7287             goto fail;
7288         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7289         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7290         if (icon == nil)
7291             icon = [UIImage applicationImageNamed:@"unknown.png"];
7292         [self _returnPNGWithImage:icon forRequest:request];
7293     } else fail: {
7294         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7295     }
7296 }
7297
7298 - (void) stopLoading {
7299 }
7300
7301 @end
7302 /* }}} */
7303
7304 /* Section Controller {{{ */
7305 @interface SectionController : FilteredPackageListController {
7306     _H<IndirectDelegate, 1> indirect_;
7307     _H<CydiaObject> cydia_;
7308     _H<NSString> section_;
7309     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7310 }
7311
7312 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7313
7314 @end
7315
7316 @implementation SectionController
7317
7318 - (NSURL *) referrerURL {
7319     NSString *name = section_;
7320     if (name == nil)
7321         name = @"all";
7322
7323     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7324 }
7325
7326 - (NSURL *) navigationURL {
7327     NSString *name = section_;
7328     if (name == nil)
7329         name = @"all";
7330
7331     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7332 }
7333
7334 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7335     NSString *title;
7336     if (name == nil)
7337         title = UCLocalize("ALL_PACKAGES");
7338     else if (![name isEqual:@""])
7339         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7340     else
7341         title = UCLocalize("NO_SECTION");
7342
7343     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7344         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7345         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7346         section_ = name;
7347     } return self;
7348 }
7349
7350 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7351     return [super numberOfSectionsInTableView:list] + 1;
7352 }
7353
7354 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7355     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7356 }
7357
7358 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7359     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7360 }
7361
7362 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7363     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7364 }
7365
7366 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7367     if ([path section] != 0)
7368         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7369
7370     return promoted_[[path row]];
7371 }
7372
7373 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7374     if ([path section] != 0)
7375         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7376 }
7377
7378 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7379     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7380     return section == 0 ? 0 : section + 1;
7381 }
7382
7383 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7384     NSURL *url([request URL]);
7385     if (url == nil)
7386         return;
7387
7388     if ([frame isEqualToString:@"_open"])
7389         [delegate_ openURL:url];
7390     else {
7391         WebFrame *frame(nil);
7392         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7393             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7394         if (frame == nil)
7395             frame = [view mainFrame];
7396
7397         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7398
7399         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7400         [controller setDelegate:delegate_];
7401         [[self navigationController] pushViewController:controller animated:YES];
7402     }
7403
7404     [listener ignore];
7405 }
7406
7407 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7408     return [CydiaWebViewController requestWithHeaders:request];
7409 }
7410
7411 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7412     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7413 }
7414
7415 - (void) loadView {
7416     [super loadView];
7417
7418     // XXX: this code is horrible. I mean, wtf Jay?
7419     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7420         promoted_.resize(1);
7421
7422         for (unsigned i(0); i != promoted_.size(); ++i) {
7423             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7424                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7425                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7426                 ]]
7427
7428                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7429                 timeoutInterval:120
7430             ]]);
7431
7432             [promoted setDelegate:self];
7433             promoted_[i] = promoted;
7434         }
7435     }
7436 }
7437
7438 - (void) setDelegate:(id)delegate {
7439     [super setDelegate:delegate];
7440     [cydia_ setDelegate:delegate];
7441 }
7442
7443 - (void) releaseSubviews {
7444     promoted_.clear();
7445     [super releaseSubviews];
7446 }
7447
7448 @end
7449 /* }}} */
7450 /* Sections Controller {{{ */
7451 @interface SectionsController : CyteViewController <
7452     UITableViewDataSource,
7453     UITableViewDelegate
7454 > {
7455     _transient Database *database_;
7456     _H<NSMutableArray> sections_;
7457     _H<NSMutableArray> filtered_;
7458     _H<UITableView, 2> list_;
7459 }
7460
7461 - (id) initWithDatabase:(Database *)database;
7462 - (void) editButtonClicked;
7463
7464 @end
7465
7466 @implementation SectionsController
7467
7468 - (NSURL *) navigationURL {
7469     return [NSURL URLWithString:@"cydia://sections"];
7470 }
7471
7472 - (void) updateNavigationItem {
7473     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7474     if ([sections_ count] == 0) {
7475         [[self navigationItem] setRightBarButtonItem:nil];
7476     } else {
7477         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7478             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7479             target:self
7480             action:@selector(editButtonClicked)
7481         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7482     }
7483 }
7484
7485 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7486     [super setEditing:editing animated:animated];
7487
7488     if (editing)
7489         [list_ reloadData];
7490     else
7491         [delegate_ updateData];
7492
7493     [self updateNavigationItem];
7494 }
7495
7496 - (void) viewDidAppear:(BOOL)animated {
7497     [super viewDidAppear:animated];
7498     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7499 }
7500
7501 - (void) viewWillDisappear:(BOOL)animated {
7502     [super viewWillDisappear:animated];
7503     [self setEditing:NO];
7504 }
7505
7506 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7507     Section *section = nil;
7508     int index = [indexPath row];
7509     if (![self isEditing]) {
7510         index -= 1;
7511         if (index >= 0)
7512             section = [filtered_ objectAtIndex:index];
7513     } else {
7514         section = [sections_ objectAtIndex:index];
7515     }
7516     return section;
7517 }
7518
7519 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7520     if ([self isEditing])
7521         return [sections_ count];
7522     else
7523         return [filtered_ count] + 1;
7524 }
7525
7526 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7527     return 45.0f;
7528 }*/
7529
7530 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7531     static NSString *reuseIdentifier = @"SectionCell";
7532
7533     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7534     if (cell == nil)
7535         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7536
7537     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7538
7539     return cell;
7540 }
7541
7542 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7543     if ([self isEditing])
7544         return;
7545
7546     Section *section = [self sectionAtIndexPath:indexPath];
7547
7548     SectionController *controller = [[[SectionController alloc]
7549         initWithDatabase:database_
7550         section:[section name]
7551     ] autorelease];
7552     [controller setDelegate:delegate_];
7553
7554     [[self navigationController] pushViewController:controller animated:YES];
7555 }
7556
7557 - (void) loadView {
7558     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7559     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7560     [list_ setRowHeight:45.0f];
7561     [(UITableView *) list_ setDataSource:self];
7562     [list_ setDelegate:self];
7563     [self setView:list_];
7564 }
7565
7566 - (void) viewDidLoad {
7567     [super viewDidLoad];
7568
7569     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7570 }
7571
7572 - (void) releaseSubviews {
7573     list_ = nil;
7574
7575     sections_ = nil;
7576     filtered_ = nil;
7577
7578     [super releaseSubviews];
7579 }
7580
7581 - (id) initWithDatabase:(Database *)database {
7582     if ((self = [super init]) != nil) {
7583         database_ = database;
7584     } return self;
7585 }
7586
7587 - (void) reloadData {
7588     [super reloadData];
7589
7590     NSArray *packages = [database_ packages];
7591
7592     sections_ = [NSMutableArray arrayWithCapacity:16];
7593     filtered_ = [NSMutableArray arrayWithCapacity:16];
7594
7595     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7596
7597     _trace();
7598     for (Package *package in packages) {
7599         NSString *name([package section]);
7600         NSString *key(name == nil ? @"" : name);
7601
7602         Section *section;
7603
7604         _profile(SectionsView$reloadData$Section)
7605             section = [sections objectForKey:key];
7606             if (section == nil) {
7607                 _profile(SectionsView$reloadData$Section$Allocate)
7608                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7609                     [sections setObject:section forKey:key];
7610                 _end
7611             }
7612         _end
7613
7614         [section addToCount];
7615
7616         _profile(SectionsView$reloadData$Filter)
7617             if (![package valid] || ![package visible])
7618                 continue;
7619         _end
7620
7621         [section addToRow];
7622     }
7623     _trace();
7624
7625     [sections_ addObjectsFromArray:[sections allValues]];
7626
7627     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7628
7629     for (Section *section in (id) sections_) {
7630         size_t count([section row]);
7631         if (count == 0)
7632             continue;
7633
7634         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7635         [section setCount:count];
7636         [filtered_ addObject:section];
7637     }
7638
7639     [self updateNavigationItem];
7640     [list_ reloadData];
7641     _trace();
7642 }
7643
7644 - (void) editButtonClicked {
7645     [self setEditing:![self isEditing] animated:YES];
7646 }
7647
7648 @end
7649 /* }}} */
7650
7651 /* Changes Controller {{{ */
7652 @interface ChangesController : CyteViewController <
7653     CyteWebViewDelegate,
7654     UITableViewDataSource,
7655     UITableViewDelegate
7656 > {
7657     _transient Database *database_;
7658     unsigned era_;
7659     _H<NSMutableArray> packages_;
7660     _H<NSMutableArray> sections_;
7661     _H<UITableView, 2> list_;
7662     _H<CyteWebView, 1> dickbar_;
7663     unsigned upgrades_;
7664     _H<IndirectDelegate, 1> indirect_;
7665     _H<CydiaObject> cydia_;
7666 }
7667
7668 - (id) initWithDatabase:(Database *)database;
7669
7670 @end
7671
7672 @implementation ChangesController
7673
7674 - (NSURL *) navigationURL {
7675     return [NSURL URLWithString:@"cydia://changes"];
7676 }
7677
7678 - (void) viewDidAppear:(BOOL)animated {
7679     [super viewDidAppear:animated];
7680     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7681 }
7682
7683 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7684     NSInteger count([sections_ count]);
7685     return count == 0 ? 1 : count;
7686 }
7687
7688 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7689     if ([sections_ count] == 0)
7690         return nil;
7691     return [[sections_ objectAtIndex:section] name];
7692 }
7693
7694 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7695     if ([sections_ count] == 0)
7696         return 0;
7697     return [[sections_ objectAtIndex:section] count];
7698 }
7699
7700 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7701 @synchronized (database_) {
7702     if ([database_ era] != era_)
7703         return nil;
7704
7705     NSUInteger sectionIndex([path section]);
7706     if (sectionIndex >= [sections_ count])
7707         return nil;
7708     Section *section([sections_ objectAtIndex:sectionIndex]);
7709     NSInteger row([path row]);
7710     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7711 } }
7712
7713 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7714     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7715     if (cell == nil)
7716         cell = [[[PackageCell alloc] init] autorelease];
7717
7718     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7719     [cell setPackage:package asSummary:false];
7720     return cell;
7721 }
7722
7723 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7724     Package *package([self packageAtIndexPath:path]);
7725     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7726     [view setDelegate:delegate_];
7727     [[self navigationController] pushViewController:view animated:YES];
7728     return path;
7729 }
7730
7731 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7732     NSString *context([alert context]);
7733
7734     if ([context isEqualToString:@"norefresh"])
7735         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7736 }
7737
7738 - (void) refreshButtonClicked {
7739     if (IsReachable("cydia.saurik.com")) {
7740         [delegate_ beginUpdate];
7741         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7742     } else {
7743         UIAlertView *alert = [[[UIAlertView alloc]
7744             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7745             message:@"Host Unreachable" // XXX: Localize
7746             delegate:self
7747             cancelButtonTitle:UCLocalize("OK")
7748             otherButtonTitles:nil
7749         ] autorelease];
7750
7751         [alert setContext:@"norefresh"];
7752         [alert show];
7753     }
7754 }
7755
7756 - (void) upgradeButtonClicked {
7757     [delegate_ distUpgrade];
7758     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7759 }
7760
7761 - (void) loadView {
7762     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7763     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7764     [self setView:view];
7765
7766     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7767     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7768     [list_ setRowHeight:73];
7769     [(UITableView *) list_ setDataSource:self];
7770     [list_ setDelegate:self];
7771     [view addSubview:list_];
7772
7773     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7774         CGRect dickframe([view bounds]);
7775         dickframe.size.height = 44;
7776
7777         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7778         [dickbar_ setDelegate:self];
7779         [view addSubview:dickbar_];
7780
7781         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7782         [dickbar_ setScalesPageToFit:YES];
7783
7784         UIWebDocumentView *document([dickbar_ _documentView]);
7785         [document setBackgroundColor:[UIColor clearColor]];
7786         [document setDrawsBackground:NO];
7787
7788         WebView *webview([document webView]);
7789         [webview setShouldUpdateWhileOffscreen:NO];
7790
7791         UIScrollView *scroller([dickbar_ scrollView]);
7792         [scroller setScrollingEnabled:NO];
7793         [scroller setFixedBackgroundPattern:YES];
7794         [scroller setBackgroundColor:[UIColor clearColor]];
7795
7796         WebPreferences *preferences([webview preferences]);
7797         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7798         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7799         [preferences setOfflineWebApplicationCacheEnabled:YES];
7800
7801         [dickbar_ loadRequest:[NSURLRequest
7802             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7803             cachePolicy:NSURLRequestUseProtocolCachePolicy
7804             timeoutInterval:120
7805         ]];
7806
7807         UIEdgeInsets inset = {44, 0, 0, 0};
7808         [list_ setContentInset:inset];
7809
7810         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7811     }
7812 }
7813
7814 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7815     NSURL *url([request URL]);
7816     if (url == nil)
7817         return;
7818
7819     if ([frame isEqualToString:@"_open"])
7820         [delegate_ openURL:url];
7821     else {
7822         WebFrame *frame(nil);
7823         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7824             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7825         if (frame == nil)
7826             frame = [view mainFrame];
7827
7828         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7829
7830         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7831         [controller setDelegate:delegate_];
7832         [[self navigationController] pushViewController:controller animated:YES];
7833     }
7834
7835     [listener ignore];
7836 }
7837
7838 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7839     return [CydiaWebViewController requestWithHeaders:request];
7840 }
7841
7842 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7843     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7844 }
7845
7846 - (void) setDelegate:(id)delegate {
7847     [super setDelegate:delegate];
7848     [cydia_ setDelegate:delegate];
7849 }
7850
7851 - (void) viewDidLoad {
7852     [super viewDidLoad];
7853
7854     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7855 }
7856
7857 - (void) releaseSubviews {
7858     list_ = nil;
7859
7860     packages_ = nil;
7861     sections_ = nil;
7862     dickbar_ = nil;
7863
7864     [super releaseSubviews];
7865 }
7866
7867 - (id) initWithDatabase:(Database *)database {
7868     if ((self = [super init]) != nil) {
7869         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7870         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7871         database_ = database;
7872     } return self;
7873 }
7874
7875 - (NSMutableArray *) _reloadPackages {
7876 @synchronized (database_) {
7877     era_ = [database_ era];
7878     NSArray *packages([database_ packages]);
7879
7880     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7881
7882     _trace();
7883     _profile(ChangesController$_reloadPackages$Filter)
7884         for (Package *package in packages)
7885             if ([package upgradableAndEssential:YES] || [package visible])
7886                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7887     _end
7888     _trace();
7889     _profile(ChangesController$_reloadPackages$radixSort)
7890         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7891     _end
7892     _trace();
7893
7894     return filtered;
7895 } }
7896
7897 - (void) _reloadData {
7898     NSMutableArray *packages;
7899
7900   reload:
7901     if (true) {
7902         UIProgressHUD *hud([delegate_ addProgressHUD]);
7903         [hud setText:UCLocalize("LOADING")];
7904         //NSLog(@"HUD:%@::%@", delegate_, hud);
7905         packages = [self yieldToSelector:@selector(_reloadPackages)];
7906         [delegate_ removeProgressHUD:hud];
7907     } else {
7908         packages = [self _reloadPackages];
7909     }
7910
7911 @synchronized (database_) {
7912     if (era_ != [database_ era])
7913         goto reload;
7914
7915     packages_ = packages;
7916     sections_ = [NSMutableArray arrayWithCapacity:16];
7917
7918     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7919     Section *ignored = nil;
7920     Section *section = nil;
7921     time_t last = 0;
7922
7923     upgrades_ = 0;
7924     bool unseens = false;
7925
7926     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7927
7928     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7929         Package *package = [packages_ objectAtIndex:offset];
7930
7931         BOOL uae = [package upgradableAndEssential:YES];
7932
7933         if (!uae) {
7934             unseens = true;
7935             time_t seen([package seen]);
7936
7937             if (section == nil || last != seen) {
7938                 last = seen;
7939
7940                 NSString *name;
7941                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7942                 [name autorelease];
7943
7944                 _profile(ChangesController$reloadData$Allocate)
7945                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7946                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7947                     [sections_ addObject:section];
7948                 _end
7949             }
7950
7951             [section addToCount];
7952         } else if ([package ignored]) {
7953             if (ignored == nil) {
7954                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7955             }
7956             [ignored addToCount];
7957         } else {
7958             ++upgrades_;
7959             [upgradable addToCount];
7960         }
7961     }
7962     _trace();
7963
7964     CFRelease(formatter);
7965
7966     if (unseens) {
7967         Section *last = [sections_ lastObject];
7968         size_t count = [last count];
7969         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7970         [sections_ removeLastObject];
7971     }
7972
7973     if ([ignored count] != 0)
7974         [sections_ insertObject:ignored atIndex:0];
7975     if (upgrades_ != 0)
7976         [sections_ insertObject:upgradable atIndex:0];
7977
7978     [list_ reloadData];
7979
7980     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7981         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7982         style:UIBarButtonItemStylePlain
7983         target:self
7984         action:@selector(upgradeButtonClicked)
7985     ] autorelease]) animated:YES];
7986
7987     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7988         initWithTitle:UCLocalize("REFRESH")
7989         style:UIBarButtonItemStylePlain
7990         target:self
7991         action:@selector(refreshButtonClicked)
7992     ] autorelease]) animated:YES];
7993
7994     PrintTimes();
7995 } }
7996
7997 - (void) reloadData {
7998     [super reloadData];
7999     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
8000 }
8001
8002 @end
8003 /* }}} */
8004 /* Search Controller {{{ */
8005 @interface SearchController : FilteredPackageListController <
8006     UISearchBarDelegate
8007 > {
8008     _H<UISearchBar, 1> search_;
8009     BOOL searchloaded_;
8010 }
8011
8012 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8013 - (void) reloadData;
8014
8015 @end
8016
8017 @implementation SearchController
8018
8019 - (NSURL *) referrerURL {
8020     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8021 }
8022
8023 - (NSURL *) navigationURL {
8024     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8025         return [NSURL URLWithString:@"cydia://search"];
8026     else
8027         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8028 }
8029
8030 - (NSArray *) termsForQuery:(NSString *)query {
8031     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8032     for (NSString *component in [query componentsSeparatedByString:@" "])
8033         if ([component length] != 0)
8034             [terms addObject:component];
8035
8036     return terms;
8037 }
8038
8039 - (void) useSearch {
8040     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8041     [self clearData];
8042     [self reloadData];
8043 }
8044
8045 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8046     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8047     [self clearData];
8048     [self reloadData];
8049 }
8050
8051 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8052     [search_ resignFirstResponder];
8053     [self useSearch];
8054 }
8055
8056 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8057     [search_ setText:@""];
8058     [self searchBarButtonClicked:searchBar];
8059 }
8060
8061 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8062     [self searchBarButtonClicked:searchBar];
8063 }
8064
8065 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8066     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8067     [self reloadData];
8068 }
8069
8070 - (bool) shouldYield {
8071     return YES;
8072 }
8073
8074 - (bool) shouldBlock {
8075     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8076 }
8077
8078 - (bool) isSummarized {
8079     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8080 }
8081
8082 - (bool) showsSections {
8083     return false;
8084 }
8085
8086 - (NSMutableArray *) _reloadPackages {
8087     NSMutableArray *packages([super _reloadPackages]);
8088     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8089         [packages radixSortUsingSelector:@selector(rank)];
8090     return packages;
8091 }
8092
8093 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8094     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8095         search_ = [[[UISearchBar alloc] init] autorelease];
8096         [search_ setDelegate:self];
8097
8098         if (query != nil)
8099             [search_ setText:query];
8100     } return self;
8101 }
8102
8103 - (void) viewDidAppear:(BOOL)animated {
8104     [super viewDidAppear:animated];
8105
8106     if (!searchloaded_) {
8107         searchloaded_ = YES;
8108         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8109         [search_ layoutSubviews];
8110         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8111
8112         UITextField *textField;
8113         if ([search_ respondsToSelector:@selector(searchField)])
8114             textField = [search_ searchField];
8115         else
8116             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8117
8118         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8119         [textField setEnablesReturnKeyAutomatically:NO];
8120         [[self navigationItem] setTitleView:textField];
8121     }
8122
8123     if ([self isSummarized])
8124         [search_ becomeFirstResponder];
8125 }
8126
8127 - (void) reloadData {
8128     id object([search_ text]);
8129     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8130         object = [self termsForQuery:object];
8131
8132     [self setObject:object];
8133     [self resetCursor];
8134
8135     [super reloadData];
8136 }
8137
8138 - (void) didSelectPackage:(Package *)package {
8139     [search_ resignFirstResponder];
8140     [super didSelectPackage:package];
8141 }
8142
8143 @end
8144 /* }}} */
8145 /* Package Settings Controller {{{ */
8146 @interface PackageSettingsController : CyteViewController <
8147     UITableViewDataSource,
8148     UITableViewDelegate
8149 > {
8150     _transient Database *database_;
8151     _H<NSString> name_;
8152     _H<Package> package_;
8153     _H<UITableView, 2> table_;
8154     _H<UISwitch> subscribedSwitch_;
8155     _H<UISwitch> ignoredSwitch_;
8156     _H<UITableViewCell> subscribedCell_;
8157     _H<UITableViewCell> ignoredCell_;
8158 }
8159
8160 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8161
8162 @end
8163
8164 @implementation PackageSettingsController
8165
8166 - (NSURL *) navigationURL {
8167     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8168 }
8169
8170 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8171     if (package_ == nil)
8172         return 0;
8173
8174     if ([package_ installed] == nil)
8175         return 1;
8176     else
8177         return 2;
8178 }
8179
8180 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8181     if (package_ == nil)
8182         return 0;
8183
8184     // both sections contain just one item right now.
8185     return 1;
8186 }
8187
8188 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8189     return nil;
8190 }
8191
8192 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8193     if (section == 0)
8194         return UCLocalize("SHOW_ALL_CHANGES_EX");
8195     else
8196         return UCLocalize("IGNORE_UPGRADES_EX");
8197 }
8198
8199 - (void) onSubscribed:(id)control {
8200     bool value([control isOn]);
8201     if (package_ == nil)
8202         return;
8203     if ([package_ setSubscribed:value])
8204         [delegate_ updateData];
8205 }
8206
8207 - (void) _updateIgnored {
8208     const char *package([name_ UTF8String]);
8209     bool on([ignoredSwitch_ isOn]);
8210
8211     pid_t pid(ExecFork());
8212     if (pid == 0) {
8213         FILE *dpkg(popen("dpkg --set-selections", "w"));
8214         fwrite(package, strlen(package), 1, dpkg);
8215
8216         if (on)
8217             fwrite(" hold\n", 6, 1, dpkg);
8218         else
8219             fwrite(" install\n", 9, 1, dpkg);
8220
8221         pclose(dpkg);
8222
8223         exit(0);
8224         _assert(false);
8225     }
8226
8227     ReapZombie(pid);
8228 }
8229
8230 - (void) onIgnored:(id)control {
8231     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8232     [invocation setTarget:self];
8233     [invocation setSelector:@selector(_updateIgnored)];
8234
8235     [delegate_ reloadDataWithInvocation:invocation];
8236 }
8237
8238 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8239     if (package_ == nil)
8240         return nil;
8241
8242     switch ([indexPath section]) {
8243         case 0: return subscribedCell_;
8244         case 1: return ignoredCell_;
8245
8246         _nodefault
8247     }
8248
8249     return nil;
8250 }
8251
8252 - (void) loadView {
8253     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8254     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8255     [self setView:view];
8256
8257     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8258     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8259     [(UITableView *) table_ setDataSource:self];
8260     [table_ setDelegate:self];
8261     [view addSubview:table_];
8262
8263     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8264     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8265     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8266
8267     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8268     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8269     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8270
8271     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8272     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8273     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8274     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8275
8276     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8277     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8278     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8279     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8280 }
8281
8282 - (void) viewDidLoad {
8283     [super viewDidLoad];
8284
8285     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8286 }
8287
8288 - (void) releaseSubviews {
8289     ignoredCell_ = nil;
8290     subscribedCell_ = nil;
8291     table_ = nil;
8292     ignoredSwitch_ = nil;
8293     subscribedSwitch_ = nil;
8294
8295     [super releaseSubviews];
8296 }
8297
8298 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8299     if ((self = [super init]) != nil) {
8300         database_ = database;
8301         name_ = package;
8302     } return self;
8303 }
8304
8305 - (void) reloadData {
8306     [super reloadData];
8307
8308     package_ = [database_ packageWithName:name_];
8309
8310     if (package_ != nil) {
8311         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8312         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8313     } // XXX: what now, G?
8314
8315     [table_ reloadData];
8316 }
8317
8318 @end
8319 /* }}} */
8320
8321 /* Installed Controller {{{ */
8322 @interface InstalledController : FilteredPackageListController {
8323     BOOL expert_;
8324 }
8325
8326 - (id) initWithDatabase:(Database *)database;
8327
8328 - (void) updateRoleButton;
8329 - (void) queueStatusDidChange;
8330
8331 @end
8332
8333 @implementation InstalledController
8334
8335 - (NSURL *) referrerURL {
8336     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8337 }
8338
8339 - (NSURL *) navigationURL {
8340     return [NSURL URLWithString:@"cydia://installed"];
8341 }
8342
8343 - (id) initWithDatabase:(Database *)database {
8344     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8345         [self updateRoleButton];
8346         [self queueStatusDidChange];
8347     } return self;
8348 }
8349
8350 #if !AlwaysReload
8351 - (void) queueButtonClicked {
8352     [delegate_ queue];
8353 }
8354 #endif
8355
8356 - (void) queueStatusDidChange {
8357 #if !AlwaysReload
8358     if (IsWildcat_) {
8359         if (Queuing_) {
8360             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8361                 initWithTitle:UCLocalize("QUEUE")
8362                 style:UIBarButtonItemStyleDone
8363                 target:self
8364                 action:@selector(queueButtonClicked)
8365             ] autorelease]];
8366         } else {
8367             [[self navigationItem] setLeftBarButtonItem:nil];
8368         }
8369     }
8370 #endif
8371 }
8372
8373 - (void) updateRoleButton {
8374     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8375         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8376             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8377             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8378             target:self
8379             action:@selector(roleButtonClicked)
8380         ] autorelease]];
8381 }
8382
8383 - (void) roleButtonClicked {
8384     [self setObject:[NSNumber numberWithBool:expert_]];
8385     [self reloadData];
8386     expert_ = !expert_;
8387
8388     [self updateRoleButton];
8389 }
8390
8391 @end
8392 /* }}} */
8393
8394 /* Source Cell {{{ */
8395 @interface SourceCell : CyteTableViewCell <
8396     CyteTableViewCellDelegate
8397 > {
8398     _H<NSURL> url_;
8399     _H<UIImage> icon_;
8400     _H<NSString> origin_;
8401     _H<NSString> label_;
8402 }
8403
8404 - (void) setSource:(Source *)source;
8405
8406 @end
8407
8408 @implementation SourceCell
8409
8410 - (void) _setImage:(NSArray *)data {
8411     if ([url_ isEqual:[data objectAtIndex:0]]) {
8412         icon_ = [data objectAtIndex:1];
8413         [content_ setNeedsDisplay];
8414     }
8415 }
8416
8417 - (void) _setSource:(NSURL *) url {
8418     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8419
8420     if (NSData *data = [NSURLConnection
8421         sendSynchronousRequest:[NSURLRequest
8422             requestWithURL:url
8423             cachePolicy:NSURLRequestUseProtocolCachePolicy
8424             timeoutInterval:10
8425         ]
8426
8427         returningResponse:NULL
8428         error:NULL
8429     ])
8430         if (UIImage *image = [UIImage imageWithData:data])
8431             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8432
8433     [pool release];
8434 }
8435
8436 - (void) setSource:(Source *)source {
8437     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8438
8439     origin_ = [source name];
8440     label_ = [source rooturi];
8441
8442     [content_ setNeedsDisplay];
8443
8444     url_ = [source iconURL];
8445     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8446 }
8447
8448 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8449     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8450         UIView *content([self contentView]);
8451         CGRect bounds([content bounds]);
8452
8453         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8454         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8455         [content_ setBackgroundColor:[UIColor whiteColor]];
8456         [content addSubview:content_];
8457
8458         [content_ setDelegate:self];
8459         [content_ setOpaque:YES];
8460
8461         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8462     } return self;
8463 }
8464
8465 - (NSString *) accessibilityLabel {
8466     return label_;
8467 }
8468
8469 - (void) drawContentRect:(CGRect)rect {
8470     bool highlighted(highlighted_);
8471     float width(rect.size.width);
8472
8473     if (icon_ != nil) {
8474         CGRect rect;
8475         rect.size = [(UIImage *) icon_ size];
8476
8477         while (rect.size.width > 32 || rect.size.height > 32) {
8478             rect.size.width /= 2;
8479             rect.size.height /= 2;
8480         }
8481
8482         rect.origin.x = 25 - rect.size.width / 2;
8483         rect.origin.y = 25 - rect.size.height / 2;
8484
8485         [icon_ drawInRect:rect];
8486     }
8487
8488     if (highlighted)
8489         UISetColor(White_);
8490
8491     if (!highlighted)
8492         UISetColor(Black_);
8493     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8494
8495     if (!highlighted)
8496         UISetColor(Gray_);
8497     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8498 }
8499
8500 @end
8501 /* }}} */
8502 /* Source Controller {{{ */
8503 @interface SourceController : FilteredPackageListController {
8504     _transient Source *source_;
8505     _H<NSString> key_;
8506 }
8507
8508 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8509
8510 @end
8511
8512 @implementation SourceController
8513
8514 - (NSURL *) referrerURL {
8515     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8516 }
8517
8518 - (NSURL *) navigationURL {
8519     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8520 }
8521
8522 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8523     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8524         source_ = source;
8525         key_ = [source key];
8526     } return self;
8527 }
8528
8529 - (void) reloadData {
8530     source_ = [database_ sourceWithKey:key_];
8531     key_ = [source_ key];
8532     [self setObject:source_];
8533
8534     [[self navigationItem] setTitle:[source_ label]];
8535
8536     [super reloadData];
8537 }
8538
8539 @end
8540 /* }}} */
8541 /* Sources Controller {{{ */
8542 @interface SourcesController : CyteViewController <
8543     UITableViewDataSource,
8544     UITableViewDelegate
8545 > {
8546     _transient Database *database_;
8547     unsigned era_;
8548
8549     _H<UITableView, 2> list_;
8550     _H<NSMutableArray> sources_;
8551     int offset_;
8552
8553     _H<NSString> href_;
8554     _H<UIProgressHUD> hud_;
8555     _H<NSError> error_;
8556
8557     //NSURLConnection *installer_;
8558     NSURLConnection *trivial_bz2_;
8559     NSURLConnection *trivial_gz_;
8560     //NSURLConnection *automatic_;
8561
8562     BOOL cydia_;
8563 }
8564
8565 - (id) initWithDatabase:(Database *)database;
8566 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8567
8568 @end
8569
8570 @implementation SourcesController
8571
8572 - (void) _releaseConnection:(NSURLConnection *)connection {
8573     if (connection != nil) {
8574         [connection cancel];
8575         //[connection setDelegate:nil];
8576         [connection release];
8577     }
8578 }
8579
8580 - (void) dealloc {
8581     //[self _releaseConnection:installer_];
8582     [self _releaseConnection:trivial_gz_];
8583     [self _releaseConnection:trivial_bz2_];
8584     //[self _releaseConnection:automatic_];
8585
8586     [super dealloc];
8587 }
8588
8589 - (NSURL *) navigationURL {
8590     return [NSURL URLWithString:@"cydia://sources"];
8591 }
8592
8593 - (void) viewDidAppear:(BOOL)animated {
8594     [super viewDidAppear:animated];
8595     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8596 }
8597
8598 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8599     return 1;
8600 }
8601
8602 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8603     return nil;
8604 }
8605
8606 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8607     return [sources_ count];
8608 }
8609
8610 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8611 @synchronized (database_) {
8612     if ([database_ era] != era_)
8613         return nil;
8614
8615     NSUInteger index([indexPath row]);
8616     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8617 } }
8618
8619 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8620     static NSString *cellIdentifier = @"SourceCell";
8621
8622     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8623     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8624     [cell setSource:[self sourceAtIndexPath:indexPath]];
8625     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8626
8627     return cell;
8628 }
8629
8630 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8631     Source *source = [self sourceAtIndexPath:indexPath];
8632     if (source == nil) return;
8633
8634     SourceController *controller = [[[SourceController alloc]
8635         initWithDatabase:database_
8636         source:source
8637     ] autorelease];
8638
8639     [controller setDelegate:delegate_];
8640
8641     [[self navigationController] pushViewController:controller animated:YES];
8642 }
8643
8644 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8645     Source *source = [self sourceAtIndexPath:indexPath];
8646     return [source record] != nil;
8647 }
8648
8649 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8650     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8651         Source *source = [self sourceAtIndexPath:indexPath];
8652         if (source == nil) return;
8653
8654         [Sources_ removeObjectForKey:[source key]];
8655         [delegate_ _saveConfig];
8656         [delegate_ reloadDataWithInvocation:nil];
8657     }
8658 }
8659
8660 - (void) complete {
8661     [delegate_ addTrivialSource:href_];
8662     href_ = nil;
8663
8664     [delegate_ syncData];
8665 }
8666
8667 - (NSString *) getWarning {
8668     NSString *href(href_);
8669     NSRange colon([href rangeOfString:@"://"]);
8670     if (colon.location != NSNotFound)
8671         href = [href substringFromIndex:(colon.location + 3)];
8672     href = [href stringByAddingPercentEscapes];
8673     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8674
8675     NSURL *url([NSURL URLWithString:href]);
8676
8677     NSStringEncoding encoding;
8678     NSError *error(nil);
8679
8680     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8681         return [warning length] == 0 ? nil : warning;
8682     return nil;
8683 }
8684
8685 - (void) _endConnection:(NSURLConnection *)connection {
8686     // XXX: the memory management in this method is horribly awkward
8687
8688     NSURLConnection **field = NULL;
8689     if (connection == trivial_bz2_)
8690         field = &trivial_bz2_;
8691     else if (connection == trivial_gz_)
8692         field = &trivial_gz_;
8693     _assert(field != NULL);
8694     [connection release];
8695     *field = nil;
8696
8697     if (
8698         trivial_bz2_ == nil &&
8699         trivial_gz_ == nil
8700     ) {
8701         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8702
8703         [delegate_ releaseNetworkActivityIndicator];
8704
8705         [delegate_ removeProgressHUD:hud_];
8706         hud_ = nil;
8707
8708         if (cydia_) {
8709             if (warning != nil) {
8710                 UIAlertView *alert = [[[UIAlertView alloc]
8711                     initWithTitle:UCLocalize("SOURCE_WARNING")
8712                     message:warning
8713                     delegate:self
8714                     cancelButtonTitle:UCLocalize("CANCEL")
8715                     otherButtonTitles:
8716                         UCLocalize("ADD_ANYWAY"),
8717                     nil
8718                 ] autorelease];
8719
8720                 [alert setContext:@"warning"];
8721                 [alert setNumberOfRows:1];
8722                 [alert show];
8723
8724                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8725                 error_ = nil;
8726                 return;
8727             }
8728
8729             [self complete];
8730         } else if (error_ != nil) {
8731             UIAlertView *alert = [[[UIAlertView alloc]
8732                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8733                 message:[error_ localizedDescription]
8734                 delegate:self
8735                 cancelButtonTitle:UCLocalize("OK")
8736                 otherButtonTitles:nil
8737             ] autorelease];
8738
8739             [alert setContext:@"urlerror"];
8740             [alert show];
8741
8742             href_ = nil;
8743         } else {
8744             UIAlertView *alert = [[[UIAlertView alloc]
8745                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8746                 message:UCLocalize("NOT_REPOSITORY_EX")
8747                 delegate:self
8748                 cancelButtonTitle:UCLocalize("OK")
8749                 otherButtonTitles:nil
8750             ] autorelease];
8751
8752             [alert setContext:@"trivial"];
8753             [alert show];
8754
8755             href_ = nil;
8756         }
8757
8758         error_ = nil;
8759     }
8760 }
8761
8762 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8763     switch ([response statusCode]) {
8764         case 200:
8765             cydia_ = YES;
8766     }
8767 }
8768
8769 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8770     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8771     error_ = error;
8772     [self _endConnection:connection];
8773 }
8774
8775 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8776     [self _endConnection:connection];
8777 }
8778
8779 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8780     NSURL *url([NSURL URLWithString:href]);
8781
8782     NSMutableURLRequest *request = [NSMutableURLRequest
8783         requestWithURL:url
8784         cachePolicy:NSURLRequestUseProtocolCachePolicy
8785         timeoutInterval:10
8786     ];
8787
8788     [request setHTTPMethod:method];
8789
8790     if (Machine_ != NULL)
8791         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8792
8793     if (UniqueID_ != nil)
8794         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8795
8796     if ([url isCydiaSecure]) {
8797         if (UniqueID_ != nil)
8798             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8799     }
8800
8801     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8802 }
8803
8804 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8805     NSString *context([alert context]);
8806
8807     if ([context isEqualToString:@"source"]) {
8808         switch (button) {
8809             case 1: {
8810                 NSString *href = [[alert textField] text];
8811
8812                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8813
8814                 if (![href hasSuffix:@"/"])
8815                     href_ = [href stringByAppendingString:@"/"];
8816                 else
8817                     href_ = href;
8818
8819                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8820                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8821                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8822
8823                 cydia_ = false;
8824
8825                 // XXX: this is stupid
8826                 hud_ = [delegate_ addProgressHUD];
8827                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8828                 [delegate_ retainNetworkActivityIndicator];
8829             } break;
8830
8831             case 0:
8832             break;
8833
8834             _nodefault
8835         }
8836
8837         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8838     } else if ([context isEqualToString:@"trivial"])
8839         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8840     else if ([context isEqualToString:@"urlerror"])
8841         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8842     else if ([context isEqualToString:@"warning"]) {
8843         switch (button) {
8844             case 1:
8845                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8846             break;
8847
8848             case 0:
8849             break;
8850
8851             _nodefault
8852         }
8853
8854         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8855     }
8856 }
8857
8858 - (void) loadView {
8859     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8860     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8861     [list_ setRowHeight:53];
8862     [(UITableView *) list_ setDataSource:self];
8863     [list_ setDelegate:self];
8864     [self setView:list_];
8865 }
8866
8867 - (void) viewDidLoad {
8868     [super viewDidLoad];
8869
8870     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8871     [self updateButtonsForEditingStatusAnimated:NO];
8872 }
8873
8874 - (void) viewWillAppear:(BOOL)animated {
8875     [super viewWillAppear:animated];
8876
8877     [list_ setEditing:NO];
8878     [self updateButtonsForEditingStatusAnimated:NO];
8879 }
8880
8881 - (void) releaseSubviews {
8882     list_ = nil;
8883
8884     sources_ = nil;
8885
8886     [super releaseSubviews];
8887 }
8888
8889 - (id) initWithDatabase:(Database *)database {
8890     if ((self = [super init]) != nil) {
8891         database_ = database;
8892     } return self;
8893 }
8894
8895 - (void) reloadData {
8896     [super reloadData];
8897
8898 @synchronized (database_) {
8899     era_ = [database_ era];
8900
8901     sources_ = [NSMutableArray arrayWithCapacity:16];
8902     [sources_ addObjectsFromArray:[database_ sources]];
8903     _trace();
8904     [sources_ sortUsingSelector:@selector(compareByName:)];
8905     _trace();
8906
8907     int count([sources_ count]);
8908     offset_ = 0;
8909     for (int i = 0; i != count; i++) {
8910         if ([[sources_ objectAtIndex:i] record] == nil)
8911             break;
8912         offset_++;
8913     }
8914
8915     [list_ reloadData];
8916 } }
8917
8918 - (void) showAddSourcePrompt {
8919     UIAlertView *alert = [[[UIAlertView alloc]
8920         initWithTitle:UCLocalize("ENTER_APT_URL")
8921         message:nil
8922         delegate:self
8923         cancelButtonTitle:UCLocalize("CANCEL")
8924         otherButtonTitles:
8925             UCLocalize("ADD_SOURCE"),
8926         nil
8927     ] autorelease];
8928
8929     [alert setContext:@"source"];
8930
8931     [alert setNumberOfRows:1];
8932     [alert addTextFieldWithValue:@"http://" label:@""];
8933
8934     UITextInputTraits *traits = [[alert textField] textInputTraits];
8935     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8936     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8937     [traits setKeyboardType:UIKeyboardTypeURL];
8938     // XXX: UIReturnKeyDone
8939     [traits setReturnKeyType:UIReturnKeyNext];
8940
8941     [alert show];
8942 }
8943
8944 - (void) addButtonClicked {
8945     [self showAddSourcePrompt];
8946 }
8947
8948 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8949     BOOL editing([list_ isEditing]);
8950
8951     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8952         initWithTitle:UCLocalize("ADD")
8953         style:UIBarButtonItemStylePlain
8954         target:self
8955         action:@selector(addButtonClicked)
8956     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8957
8958     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8959         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8960         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8961         target:self
8962         action:@selector(editButtonClicked)
8963     ] autorelease] animated:animated];
8964
8965     if (IsWildcat_ && !editing)
8966         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8967             initWithTitle:UCLocalize("SETTINGS")
8968             style:UIBarButtonItemStylePlain
8969             target:self
8970             action:@selector(settingsButtonClicked)
8971         ] autorelease]];
8972 }
8973
8974 - (void) settingsButtonClicked {
8975     [delegate_ showSettings];
8976 }
8977
8978 - (void) editButtonClicked {
8979     [list_ setEditing:![list_ isEditing] animated:YES];
8980     [self updateButtonsForEditingStatusAnimated:YES];
8981 }
8982
8983 @end
8984 /* }}} */
8985
8986 /* Settings Controller {{{ */
8987 @interface SettingsController : CyteViewController <
8988     UITableViewDataSource,
8989     UITableViewDelegate
8990 > {
8991     _transient Database *database_;
8992     // XXX: ok, "roledelegate_"?...
8993     _transient id roledelegate_;
8994     _H<UITableView, 2> table_;
8995     _H<UISegmentedControl> segment_;
8996     _H<UIView> container_;
8997 }
8998
8999 - (void) showDoneButton;
9000 - (void) resizeSegmentedControl;
9001
9002 @end
9003
9004 @implementation SettingsController
9005
9006 - (void) loadView {
9007     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9008     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9009     [table_ setDelegate:self];
9010     [(UITableView *) table_ setDataSource:self];
9011     [self setView:table_];
9012
9013     NSArray *items = [NSArray arrayWithObjects:
9014         UCLocalize("USER"),
9015         UCLocalize("HACKER"),
9016         UCLocalize("DEVELOPER"),
9017     nil];
9018     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9019     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9020     [container_ addSubview:segment_];
9021 }
9022
9023 - (void) viewDidLoad {
9024     [super viewDidLoad];
9025
9026     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9027
9028     int index = -1;
9029     if ([Role_ isEqualToString:@"User"]) index = 0;
9030     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9031     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9032     if (index != -1) {
9033         [segment_ setSelectedSegmentIndex:index];
9034         [self showDoneButton];
9035     }
9036
9037     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9038     [self resizeSegmentedControl];
9039 }
9040
9041 - (void) releaseSubviews {
9042     table_ = nil;
9043     segment_ = nil;
9044     container_ = nil;
9045
9046     [super releaseSubviews];
9047 }
9048
9049 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9050     if ((self = [super init]) != nil) {
9051         database_ = database;
9052         roledelegate_ = delegate;
9053     } return self;
9054 }
9055
9056 - (void) resizeSegmentedControl {
9057     CGFloat width = [[self view] frame].size.width;
9058     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9059 }
9060
9061 - (void) viewWillAppear:(BOOL)animated {
9062     [super viewWillAppear:animated];
9063     [self resizeSegmentedControl];
9064 }
9065
9066 - (void) viewDidAppear:(BOOL)animated {
9067     [super viewDidAppear:animated];
9068     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9069     [self resizeSegmentedControl];
9070 }
9071
9072 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9073     [self resizeSegmentedControl];
9074 }
9075
9076 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9077     [self resizeSegmentedControl];
9078 }
9079
9080 - (void) save {
9081     NSString *role(nil);
9082
9083     switch ([segment_ selectedSegmentIndex]) {
9084         case 0: role = @"User"; break;
9085         case 1: role = @"Hacker"; break;
9086         case 2: role = @"Developer"; break;
9087
9088         _nodefault
9089     }
9090
9091     if (![role isEqualToString:Role_]) {
9092         bool rolling(Role_ == nil);
9093         Role_ = role;
9094
9095         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9096             Role_, @"Role",
9097         nil];
9098
9099         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9100         Changed_ = true;
9101
9102         if (rolling)
9103             [roledelegate_ loadData];
9104         else
9105             [roledelegate_ updateData];
9106     }
9107 }
9108
9109 - (void) segmentChanged:(UISegmentedControl *)control {
9110     [self showDoneButton];
9111 }
9112
9113 - (void) saveAndClose {
9114     [self save];
9115
9116     [[self navigationItem] setRightBarButtonItem:nil];
9117     [[self navigationController] dismissModalViewControllerAnimated:YES];
9118 }
9119
9120 - (void) doneButtonClicked {
9121     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9122     [spinner startAnimating];
9123     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9124     [[self navigationItem] setRightBarButtonItem:spinItem];
9125
9126     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9127 }
9128
9129 - (void) showDoneButton {
9130     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9131         initWithTitle:UCLocalize("DONE")
9132         style:UIBarButtonItemStyleDone
9133         target:self
9134         action:@selector(doneButtonClicked)
9135     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9136 }
9137
9138 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9139     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9140     return 6;
9141 }
9142
9143 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9144     return 0; // :(
9145 }
9146
9147 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9148     return nil; // This method is required by the protocol.
9149 }
9150
9151 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9152     if (section == 1)
9153         return UCLocalize("ROLE_EX");
9154     if (section == 4)
9155         return [NSString stringWithFormat:
9156             @"%@: %@\n%@: %@\n%@: %@",
9157             UCLocalize("USER"), UCLocalize("USER_EX"),
9158             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9159             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9160         ];
9161     else return nil;
9162 }
9163
9164 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9165     return section == 3 ? 44.0f : 0;
9166 }
9167
9168 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9169     return section == 3 ? container_ : nil;
9170 }
9171
9172 - (void) reloadData {
9173     [super reloadData];
9174
9175     [table_ reloadData];
9176 }
9177
9178 @end
9179 /* }}} */
9180 /* Stash Controller {{{ */
9181 @interface StashController : CyteViewController {
9182     _H<UIActivityIndicatorView> spinner_;
9183     _H<UILabel> status_;
9184     _H<UILabel> caption_;
9185 }
9186
9187 @end
9188
9189 @implementation StashController
9190
9191 - (void) loadView {
9192     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9193     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9194     [self setView:view];
9195
9196     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9197
9198     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9199     CGRect spinrect = [spinner_ frame];
9200     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9201     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9202     [spinner_ setFrame:spinrect];
9203     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9204     [view addSubview:spinner_];
9205     [spinner_ startAnimating];
9206
9207     CGRect captrect;
9208     captrect.size.width = [[self view] frame].size.width;
9209     captrect.size.height = 40.0f;
9210     captrect.origin.x = 0;
9211     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9212     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9213     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9214     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9215     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9216     [caption_ setTextColor:[UIColor whiteColor]];
9217     [caption_ setBackgroundColor:[UIColor clearColor]];
9218     [caption_ setShadowColor:[UIColor blackColor]];
9219     [caption_ setTextAlignment:UITextAlignmentCenter];
9220     [view addSubview:caption_];
9221
9222     CGRect statusrect;
9223     statusrect.size.width = [[self view] frame].size.width;
9224     statusrect.size.height = 30.0f;
9225     statusrect.origin.x = 0;
9226     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9227     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9228     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9229     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9230     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9231     [status_ setTextColor:[UIColor whiteColor]];
9232     [status_ setBackgroundColor:[UIColor clearColor]];
9233     [status_ setShadowColor:[UIColor blackColor]];
9234     [status_ setTextAlignment:UITextAlignmentCenter];
9235     [view addSubview:status_];
9236 }
9237
9238 - (void) releaseSubviews {
9239     spinner_ = nil;
9240     status_ = nil;
9241     caption_ = nil;
9242
9243     [super releaseSubviews];
9244 }
9245
9246 @end
9247 /* }}} */
9248
9249 @interface CYURLCache : SDURLCache {
9250 }
9251
9252 @end
9253
9254 @implementation CYURLCache
9255
9256 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9257 #if !ForRelease
9258     if (false);
9259     else if ([event isEqualToString:@"no-cache"])
9260         event = @"!!!";
9261     else if ([event isEqualToString:@"store"])
9262         event = @">>>";
9263     else if ([event isEqualToString:@"invalid"])
9264         event = @"???";
9265     else if ([event isEqualToString:@"memory"])
9266         event = @"mem";
9267     else if ([event isEqualToString:@"disk"])
9268         event = @"ssd";
9269     else if ([event isEqualToString:@"miss"])
9270         event = @"---";
9271
9272     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9273 #endif
9274 }
9275
9276 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9277     if (NSURLResponse *response = [cached response])
9278         if (NSString *mime = [response MIMEType])
9279             if ([mime isEqualToString:@"text/cache-manifest"]) {
9280                 NSURL *url([response URL]);
9281
9282 #if !ForRelease
9283                 NSLog(@"###: %@", [url absoluteString]);
9284 #endif
9285
9286                 @synchronized (HostConfig_) {
9287                     [CachedURLs_ addObject:url];
9288                 }
9289             }
9290
9291     [super storeCachedResponse:cached forRequest:request];
9292 }
9293
9294 @end
9295
9296 @interface Cydia : UIApplication <
9297     ConfirmationControllerDelegate,
9298     DatabaseDelegate,
9299     CydiaDelegate,
9300     UINavigationControllerDelegate,
9301     UITabBarControllerDelegate
9302 > {
9303     _H<UIWindow> window_;
9304     _H<CYTabBarController> tabbar_;
9305     _H<CydiaLoadingViewController> emulated_;
9306
9307     _H<NSMutableArray> essential_;
9308     _H<NSMutableArray> broken_;
9309
9310     Database *database_;
9311
9312     _H<NSURL> starturl_;
9313
9314     unsigned locked_;
9315     unsigned activity_;
9316
9317     _H<StashController> stash_;
9318
9319     bool loaded_;
9320 }
9321
9322 - (void) loadData;
9323
9324 @end
9325
9326 @implementation Cydia
9327
9328 - (void) lockSuspend {
9329     if (locked_++ == 0) {
9330         if ($SBSSetInterceptsMenuButtonForever != NULL)
9331             (*$SBSSetInterceptsMenuButtonForever)(true);
9332
9333         [self setIdleTimerDisabled:YES];
9334     }
9335 }
9336
9337 - (void) unlockSuspend {
9338     if (--locked_ == 0) {
9339         [self setIdleTimerDisabled:NO];
9340
9341         if ($SBSSetInterceptsMenuButtonForever != NULL)
9342             (*$SBSSetInterceptsMenuButtonForever)(false);
9343     }
9344 }
9345
9346 - (void) beginUpdate {
9347     [tabbar_ beginUpdate];
9348 }
9349
9350 - (BOOL) updating {
9351     return [tabbar_ updating];
9352 }
9353
9354 - (void) _loaded {
9355     if ([broken_ count] != 0) {
9356         int count = [broken_ count];
9357
9358         UIAlertView *alert = [[[UIAlertView alloc]
9359             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9360             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9361             delegate:self
9362             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9363             otherButtonTitles:
9364                 UCLocalize("TEMPORARY_IGNORE"),
9365             nil
9366         ] autorelease];
9367
9368         [alert setContext:@"fixhalf"];
9369         [alert setNumberOfRows:2];
9370         [alert show];
9371     } else if (!Ignored_ && [essential_ count] != 0) {
9372         int count = [essential_ count];
9373
9374         UIAlertView *alert = [[[UIAlertView alloc]
9375             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9376             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9377             delegate:self
9378             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9379             otherButtonTitles:
9380                 UCLocalize("UPGRADE_ESSENTIAL"),
9381                 UCLocalize("COMPLETE_UPGRADE"),
9382             nil
9383         ] autorelease];
9384
9385         [alert setContext:@"upgrade"];
9386         [alert show];
9387     }
9388 }
9389
9390 - (void) returnToCydia {
9391     [self _loaded];
9392 }
9393
9394 - (void) _saveConfig {
9395     @synchronized (database_) {
9396         _trace();
9397         MetaFile_.Sync();
9398         _trace();
9399     }
9400
9401     if (Changed_) {
9402         NSString *error(nil);
9403
9404         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9405             _trace();
9406             NSError *error(nil);
9407             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9408                 NSLog(@"failure to save metadata data: %@", error);
9409             _trace();
9410
9411             Changed_ = false;
9412         } else {
9413             NSLog(@"failure to serialize metadata: %@", error);
9414         }
9415     }
9416
9417     CydiaWriteSources();
9418 }
9419
9420 // Navigation controller for the queuing badge.
9421 - (UINavigationController *) queueNavigationController {
9422     NSArray *controllers = [tabbar_ viewControllers];
9423     return [controllers objectAtIndex:3];
9424 }
9425
9426 - (void) unloadData {
9427     [tabbar_ unloadData];
9428 }
9429
9430 - (void) _updateData {
9431     [self _saveConfig];
9432     [self unloadData];
9433
9434     UINavigationController *navigation = [self queueNavigationController];
9435
9436     id queuedelegate = nil;
9437     if ([[navigation viewControllers] count] > 0)
9438         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9439
9440     [queuedelegate queueStatusDidChange];
9441     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9442 }
9443
9444 - (void) _refreshIfPossible:(NSDate *)update {
9445     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9446
9447     bool recently = false;
9448     if (update != nil) {
9449         NSTimeInterval interval([update timeIntervalSinceNow]);
9450         if (interval <= 0 && interval > -(15*60))
9451             recently = true;
9452     }
9453
9454     // Don't automatic refresh if:
9455     //  - We already refreshed recently.
9456     //  - We already auto-refreshed this launch.
9457     //  - Auto-refresh is disabled.
9458     //  - Cydia's server is not reachable
9459     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9460         // If we are cancelling, we need to make sure it knows it's already loaded.
9461         loaded_ = true;
9462
9463         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9464     } else {
9465         // We are going to load, so remember that.
9466         loaded_ = true;
9467
9468         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9469     }
9470
9471     [pool release];
9472 }
9473
9474 - (void) refreshIfPossible {
9475     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9476 }
9477
9478 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9479 @synchronized (self) {
9480     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9481     if (hud != nil)
9482         [hud setText:UCLocalize("RELOADING_DATA")];
9483
9484     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9485
9486     size_t changes(0);
9487
9488     [essential_ removeAllObjects];
9489     [broken_ removeAllObjects];
9490
9491     NSArray *packages([database_ packages]);
9492     for (Package *package in packages) {
9493         if ([package half])
9494             [broken_ addObject:package];
9495         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9496             if ([package essential] && [package installed] != nil)
9497                 [essential_ addObject:package];
9498             ++changes;
9499         }
9500     }
9501
9502     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9503     if (changes != 0) {
9504         _trace();
9505         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9506         [changesItem setBadgeValue:badge];
9507         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9508         [self setApplicationIconBadgeNumber:changes];
9509     } else {
9510         _trace();
9511         [changesItem setBadgeValue:nil];
9512         [changesItem setAnimatedBadge:NO];
9513         [self setApplicationIconBadgeNumber:0];
9514     }
9515
9516     [self _updateData];
9517
9518     if (hud != nil)
9519         [self removeProgressHUD:hud];
9520 } }
9521
9522 - (void) updateData {
9523     [self _updateData];
9524 }
9525
9526 - (void) updateDataAndLoad {
9527     [self _updateData];
9528     if ([database_ progressDelegate] == nil)
9529         [self _loaded];
9530 }
9531
9532 - (void) update_ {
9533     [database_ update];
9534     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9535 }
9536
9537 - (void) disemulate {
9538     if (emulated_ == nil)
9539         return;
9540
9541     [window_ addSubview:[tabbar_ view]];
9542     [[emulated_ view] removeFromSuperview];
9543     emulated_ = nil;
9544     [window_ setUserInteractionEnabled:YES];
9545 }
9546
9547 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9548     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9549     if (IsWildcat_)
9550         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9551
9552     UIViewController *parent;
9553     if (emulated_ == nil)
9554         parent = tabbar_;
9555     else if (!force)
9556         parent = emulated_;
9557     else {
9558         [self disemulate];
9559         parent = tabbar_;
9560     }
9561
9562     [parent presentModalViewController:navigation animated:YES];
9563 }
9564
9565 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9566     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9567
9568     if (navigation != nil)
9569         [navigation pushViewController:progress animated:YES];
9570     else
9571         [self presentModalViewController:progress force:YES];
9572
9573     [progress invoke:invocation withTitle:title];
9574     return progress;
9575 }
9576
9577 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9578     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9579 }
9580
9581 - (void) repairWithInvocation:(NSInvocation *)invocation {
9582     _trace();
9583     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9584     _trace();
9585 }
9586
9587 - (void) repairWithSelector:(SEL)selector {
9588     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9589 }
9590
9591 - (void) reloadData {
9592     [self reloadDataWithInvocation:nil];
9593     if ([database_ progressDelegate] == nil)
9594         [self _loaded];
9595 }
9596
9597 - (void) syncData {
9598     [self _saveConfig];
9599     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9600 }
9601
9602 - (void) addSource:(NSDictionary *) source {
9603     CydiaAddSource(source);
9604 }
9605
9606 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9607     CydiaAddSource(href, distribution, sections);
9608 }
9609
9610 - (void) addTrivialSource:(NSString *)href {
9611     CydiaAddSource(href, @"./");
9612 }
9613
9614 - (void) updateValues {
9615     Changed_ = true;
9616 }
9617
9618 - (void) resolve {
9619     pkgProblemResolver *resolver = [database_ resolver];
9620
9621     resolver->InstallProtect();
9622     if (!resolver->Resolve(true))
9623         _error->Discard();
9624 }
9625
9626 - (bool) perform {
9627     // XXX: this is a really crappy way of doing this.
9628     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9629     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9630     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9631     if ([tabbar_ updating])
9632         [tabbar_ cancelUpdate];
9633
9634     if (![database_ prepare])
9635         return false;
9636
9637     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9638     [page setDelegate:self];
9639     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9640
9641     if (IsWildcat_)
9642         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9643     [tabbar_ presentModalViewController:confirm_ animated:YES];
9644
9645     return true;
9646 }
9647
9648 - (void) queue {
9649     @synchronized (self) {
9650         [self perform];
9651     }
9652 }
9653
9654 - (void) clearPackage:(Package *)package {
9655     @synchronized (self) {
9656         [package clear];
9657         [self resolve];
9658         [self perform];
9659     }
9660 }
9661
9662 - (void) installPackages:(NSArray *)packages {
9663     @synchronized (self) {
9664         for (Package *package in packages)
9665             [package install];
9666         [self resolve];
9667         [self perform];
9668     }
9669 }
9670
9671 - (void) installPackage:(Package *)package {
9672     @synchronized (self) {
9673         [package install];
9674         [self resolve];
9675         [self perform];
9676     }
9677 }
9678
9679 - (void) removePackage:(Package *)package {
9680     @synchronized (self) {
9681         [package remove];
9682         [self resolve];
9683         [self perform];
9684     }
9685 }
9686
9687 - (void) distUpgrade {
9688     @synchronized (self) {
9689         if (![database_ upgrade])
9690             return;
9691         [self perform];
9692     }
9693 }
9694
9695 - (void) _uicache {
9696     _trace();
9697     system("su -c /usr/bin/uicache mobile");
9698     _trace();
9699 }
9700
9701 - (void) uicache {
9702     UIProgressHUD *hud([self addProgressHUD]);
9703     [hud setText:UCLocalize("LOADING")];
9704     [self yieldToSelector:@selector(_uicache)];
9705     [self removeProgressHUD:hud];
9706 }
9707
9708 - (void) perform_ {
9709     [database_ perform];
9710     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9711     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9712 }
9713
9714 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9715     Queuing_ = false;
9716     [self lockSuspend];
9717     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9718     [self unlockSuspend];
9719 }
9720
9721 - (void) showSettings {
9722     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9723 }
9724
9725 - (void) retainNetworkActivityIndicator {
9726     if (activity_++ == 0)
9727         [self setNetworkActivityIndicatorVisible:YES];
9728
9729 #if TraceLogging
9730     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9731 #endif
9732 }
9733
9734 - (void) releaseNetworkActivityIndicator {
9735     if (--activity_ == 0)
9736         [self setNetworkActivityIndicatorVisible:NO];
9737
9738 #if TraceLogging
9739     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9740 #endif
9741
9742 }
9743
9744 - (void) cancelAndClear:(bool)clear {
9745     @synchronized (self) {
9746         if (clear) {
9747             [database_ clear];
9748             Queuing_ = false;
9749         } else {
9750             Queuing_ = true;
9751         }
9752
9753         [self _updateData];
9754     }
9755 }
9756
9757 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9758     NSString *context([alert context]);
9759
9760     if ([context isEqualToString:@"conffile"]) {
9761         FILE *input = [database_ input];
9762         if (button == [alert cancelButtonIndex])
9763             fprintf(input, "N\n");
9764         else if (button == [alert firstOtherButtonIndex])
9765             fprintf(input, "Y\n");
9766         fflush(input);
9767
9768         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9769     } else if ([context isEqualToString:@"fixhalf"]) {
9770         if (button == [alert cancelButtonIndex]) {
9771             @synchronized (self) {
9772                 for (Package *broken in (id) broken_) {
9773                     [broken remove];
9774
9775                     NSString *id = [broken id];
9776                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9777                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9778                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9779                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9780                 }
9781
9782                 [self resolve];
9783                 [self perform];
9784             }
9785         } else if (button == [alert firstOtherButtonIndex]) {
9786             [broken_ removeAllObjects];
9787             [self _loaded];
9788         }
9789
9790         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9791     } else if ([context isEqualToString:@"upgrade"]) {
9792         if (button == [alert firstOtherButtonIndex]) {
9793             @synchronized (self) {
9794                 for (Package *essential in (id) essential_)
9795                     [essential install];
9796
9797                 [self resolve];
9798                 [self perform];
9799             }
9800         } else if (button == [alert firstOtherButtonIndex] + 1) {
9801             [self distUpgrade];
9802         } else if (button == [alert cancelButtonIndex]) {
9803             Ignored_ = YES;
9804         }
9805
9806         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9807     }
9808 }
9809
9810 - (void) system:(NSString *)command {
9811     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9812
9813     _trace();
9814     system([command UTF8String]);
9815     _trace();
9816
9817     [pool release];
9818 }
9819
9820 - (void) applicationWillSuspend {
9821     [database_ clean];
9822     [super applicationWillSuspend];
9823 }
9824
9825 - (BOOL) isSafeToSuspend {
9826     if (locked_ != 0) {
9827 #if !ForRelease
9828         NSLog(@"isSafeToSuspend: locked_ != 0");
9829 #endif
9830         return false;
9831     }
9832
9833     // Use external process status API internally.
9834     // This is probably a really bad idea.
9835     // XXX: what is the point of this? does this solve anything at all?
9836     uint64_t status = 0;
9837     int notify_token;
9838     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9839         notify_get_state(notify_token, &status);
9840         notify_cancel(notify_token);
9841     }
9842
9843     if (status != 0) {
9844 #if !ForRelease
9845         NSLog(@"isSafeToSuspend: status != 0");
9846 #endif
9847         return false;
9848     }
9849
9850 #if !ForRelease
9851     NSLog(@"isSafeToSuspend: -> true");
9852 #endif
9853     return true;
9854 }
9855
9856 - (void) applicationSuspend:(__GSEvent *)event {
9857     if ([self isSafeToSuspend])
9858         [super applicationSuspend:event];
9859 }
9860
9861 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9862     if ([self isSafeToSuspend])
9863         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9864 }
9865
9866 - (void) _setSuspended:(BOOL)value {
9867     if ([self isSafeToSuspend])
9868         [super _setSuspended:value];
9869 }
9870
9871 - (UIProgressHUD *) addProgressHUD {
9872     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9873     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9874
9875     [window_ setUserInteractionEnabled:NO];
9876
9877     UIViewController *target(tabbar_);
9878     if (UIViewController *modal = [target modalViewController])
9879         target = modal;
9880
9881     [hud showInView:[target view]];
9882
9883     [self lockSuspend];
9884     return hud;
9885 }
9886
9887 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9888     [self unlockSuspend];
9889     [hud hide];
9890     [hud removeFromSuperview];
9891     [window_ setUserInteractionEnabled:YES];
9892 }
9893
9894 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9895     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9896 }
9897
9898 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9899     NSString *scheme([[url scheme] lowercaseString]);
9900     if ([[url absoluteString] length] <= [scheme length] + 3)
9901         return nil;
9902     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9903     NSArray *components([path componentsSeparatedByString:@"/"]);
9904
9905     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9906         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9907         if (controller != nil)
9908             [controller setDelegate:self];
9909         return controller;
9910     }
9911
9912     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9913         return nil;
9914
9915     NSString *base([components objectAtIndex:0]);
9916
9917     CyteViewController *controller = nil;
9918
9919     if ([base isEqualToString:@"url"]) {
9920         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9921         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9922         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9923     } else if (!external && [components count] == 1) {
9924         if ([base isEqualToString:@"manage"]) {
9925             controller = [[[ManageController alloc] init] autorelease];
9926         }
9927
9928         if ([base isEqualToString:@"storage"]) {
9929             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9930         }
9931
9932         if ([base isEqualToString:@"sources"]) {
9933             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9934         }
9935
9936         if ([base isEqualToString:@"home"]) {
9937             controller = [[[HomeController alloc] init] autorelease];
9938         }
9939
9940         if ([base isEqualToString:@"sections"]) {
9941             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9942         }
9943
9944         if ([base isEqualToString:@"search"]) {
9945             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9946         }
9947
9948         if ([base isEqualToString:@"changes"]) {
9949             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9950         }
9951
9952         if ([base isEqualToString:@"installed"]) {
9953             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9954         }
9955     } else if ([components count] == 2) {
9956         NSString *argument = [components objectAtIndex:1];
9957
9958         if ([base isEqualToString:@"package"]) {
9959             controller = [self pageForPackage:argument withReferrer:referrer];
9960         }
9961
9962         if (!external && [base isEqualToString:@"search"]) {
9963             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9964         }
9965
9966         if (!external && [base isEqualToString:@"sections"]) {
9967             if ([argument isEqualToString:@"all"])
9968                 argument = nil;
9969             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9970         }
9971
9972         if (!external && [base isEqualToString:@"sources"]) {
9973             if ([argument isEqualToString:@"add"]) {
9974                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9975                 [(SourcesController *)controller showAddSourcePrompt];
9976             } else {
9977                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9978                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9979             }
9980         }
9981
9982         if (!external && [base isEqualToString:@"launch"]) {
9983             [self launchApplicationWithIdentifier:argument suspended:NO];
9984             return nil;
9985         }
9986     } else if (!external && [components count] == 3) {
9987         NSString *arg1 = [components objectAtIndex:1];
9988         NSString *arg2 = [components objectAtIndex:2];
9989
9990         if ([base isEqualToString:@"package"]) {
9991             if ([arg2 isEqualToString:@"settings"]) {
9992                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9993             } else if ([arg2 isEqualToString:@"files"]) {
9994                 if (Package *package = [database_ packageWithName:arg1]) {
9995                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9996                     [(FileTable *)controller setPackage:package];
9997                 }
9998             }
9999         }
10000     }
10001
10002     [controller setDelegate:self];
10003     return controller;
10004 }
10005
10006 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
10007     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
10008
10009     if (page != nil)
10010         [tabbar_ setUnselectedViewController:page];
10011
10012     return page != nil;
10013 }
10014
10015 - (void) applicationOpenURL:(NSURL *)url {
10016     [super applicationOpenURL:url];
10017
10018     if (!loaded_)
10019         starturl_ = url;
10020     else
10021         [self openCydiaURL:url forExternal:YES];
10022 }
10023
10024 - (void) applicationWillResignActive:(UIApplication *)application {
10025     // Stop refreshing if you get a phone call or lock the device.
10026     if ([tabbar_ updating])
10027         [tabbar_ cancelUpdate];
10028
10029     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
10030         [super applicationWillResignActive:application];
10031 }
10032
10033 - (void) saveState {
10034     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
10035     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10036     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10037     Changed_ = true;
10038
10039     [self _saveConfig];
10040 }
10041
10042 - (void) applicationWillTerminate:(UIApplication *)application {
10043     [self saveState];
10044 }
10045
10046 - (void) setConfigurationData:(NSString *)data {
10047     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10048
10049     if (!conffile_r(data)) {
10050         lprintf("E:invalid conffile\n");
10051         return;
10052     }
10053
10054     NSString *ofile = conffile_r[1];
10055     //NSString *nfile = conffile_r[2];
10056
10057     UIAlertView *alert = [[[UIAlertView alloc]
10058         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10059         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10060         delegate:self
10061         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10062         otherButtonTitles:
10063             UCLocalize("ACCEPT_NEW_COPY"),
10064             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10065         nil
10066     ] autorelease];
10067
10068     [alert setContext:@"conffile"];
10069     [alert setNumberOfRows:2];
10070     [alert show];
10071 }
10072
10073 - (void) addStashController {
10074     [self lockSuspend];
10075     stash_ = [[[StashController alloc] init] autorelease];
10076     [window_ addSubview:[stash_ view]];
10077 }
10078
10079 - (void) removeStashController {
10080     [[stash_ view] removeFromSuperview];
10081     stash_ = nil;
10082     [self unlockSuspend];
10083 }
10084
10085 - (void) stash {
10086     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10087     UpdateExternalStatus(1);
10088     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10089     UpdateExternalStatus(0);
10090
10091     [self removeStashController];
10092
10093     pid_t pid(ExecFork());
10094     if (pid == 0) {
10095         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10096         perror("launchctl stop");
10097         exit(0);
10098     }
10099
10100     ReapZombie(pid);
10101 }
10102
10103 - (void) setupViewControllers {
10104     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10105
10106     NSMutableArray *items([NSMutableArray arrayWithObjects:
10107         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10108         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10109         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10110         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10111     nil]);
10112
10113     if (IsWildcat_) {
10114         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10115         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10116     } else {
10117         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10118     }
10119
10120     NSMutableArray *controllers([NSMutableArray array]);
10121     for (UITabBarItem *item in items) {
10122         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10123         [controller setTabBarItem:item];
10124         [controllers addObject:controller];
10125     }
10126     [tabbar_ setViewControllers:controllers];
10127
10128     [tabbar_ setUpdateDelegate:self];
10129 }
10130
10131 - (void) _sendMemoryWarningNotification {
10132     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10133         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10134     else
10135         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10136 }
10137
10138 - (void) _sendMemoryWarningNotifications {
10139     while (true) {
10140         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10141         sleep(2);
10142         //usleep(2000000);
10143     }
10144 }
10145
10146 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10147     NSLog(@"--");
10148     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10149 }
10150
10151 - (void) applicationDidFinishLaunching:(id)unused {
10152     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10153
10154 _trace();
10155     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10156         [self setApplicationSupportsShakeToEdit:NO];
10157
10158     @synchronized (HostConfig_) {
10159         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10160     }
10161
10162     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10163         initWithMemoryCapacity:524288
10164         diskCapacity:10485760
10165         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
10166     ] autorelease]];
10167
10168     [CydiaWebViewController _initialize];
10169
10170     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10171
10172     // this would disallow http{,s} URLs from accessing this data
10173     //[WebView registerURLSchemeAsLocal:@"cydia"];
10174
10175     Font12_ = [UIFont systemFontOfSize:12];
10176     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10177     Font14_ = [UIFont systemFontOfSize:14];
10178     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10179     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10180
10181     essential_ = [NSMutableArray arrayWithCapacity:4];
10182     broken_ = [NSMutableArray arrayWithCapacity:4];
10183
10184     // XXX: I really need this thing... like, seriously... I'm sorry
10185     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10186
10187     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10188     [window_ orderFront:self];
10189     [window_ makeKey:self];
10190     [window_ setHidden:NO];
10191
10192     if (false) stash: {
10193         [self addStashController];
10194         // XXX: this would be much cleaner as a yieldToSelector:
10195         // that way the removeStashController could happen right here inline
10196         // we also could no longer require the useless stash_ field anymore
10197         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10198         return;
10199     }
10200
10201     struct stat root;
10202     int error(stat("/", &root));
10203     _assert(error != -1);
10204
10205     #define Stash_(path) do { \
10206         struct stat folder; \
10207         int error(lstat((path), &folder)); \
10208         if (error != -1 && ( \
10209             folder.st_dev == root.st_dev && \
10210             S_ISDIR(folder.st_mode) \
10211         ) || error == -1 && ( \
10212             errno == ENOENT || \
10213             errno == ENOTDIR \
10214         )) goto stash; \
10215     } while (false)
10216
10217     Stash_("/Applications");
10218     Stash_("/Library/Ringtones");
10219     Stash_("/Library/Wallpaper");
10220     //Stash_("/usr/bin");
10221     Stash_("/usr/include");
10222     Stash_("/usr/lib/pam");
10223     Stash_("/usr/libexec");
10224     Stash_("/usr/share");
10225     //Stash_("/var/lib");
10226
10227     database_ = [Database sharedInstance];
10228     [database_ setDelegate:self];
10229
10230     [window_ setUserInteractionEnabled:NO];
10231     [self setupViewControllers];
10232
10233     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10234     [window_ addSubview:[emulated_ view]];
10235
10236     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10237 _trace();
10238 }
10239
10240 - (NSArray *) defaultStartPages {
10241     NSMutableArray *standard = [NSMutableArray array];
10242     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10243     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10244     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10245     if (!IsWildcat_) {
10246         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10247     } else {
10248         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10249         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10250     }
10251     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10252     return standard;
10253 }
10254
10255 - (void) loadData {
10256 _trace();
10257     if (Role_ == nil) {
10258         [window_ setUserInteractionEnabled:YES];
10259         [self showSettings];
10260         return;
10261     } else {
10262         if ([emulated_ modalViewController] != nil)
10263             [emulated_ dismissModalViewControllerAnimated:YES];
10264         [window_ setUserInteractionEnabled:NO];
10265     }
10266
10267     [self reloadDataWithInvocation:nil];
10268     [self refreshIfPossible];
10269     PrintTimes();
10270
10271     [self disemulate];
10272
10273     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10274     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10275     int standardIndex = 0;
10276     NSArray *standard = [self defaultStartPages];
10277
10278     BOOL valid = YES;
10279
10280     if (saved == nil)
10281         valid = NO;
10282
10283     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10284     if (valid && closed != nil) {
10285         NSTimeInterval interval([closed timeIntervalSinceNow]);
10286         // XXX: Is 30 minutes the optimal time here?
10287         if (interval <= -(30*60))
10288             valid = NO;
10289     }
10290
10291     if (valid && [saved count] != [standard count])
10292         valid = NO;
10293
10294     if (valid) {
10295         for (unsigned int i = 0; i < [standard count]; i++) {
10296             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10297             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10298             //      but it's good enough for now.
10299             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10300                 valid = NO;
10301                 break;
10302             }
10303         }
10304     }
10305
10306     NSArray *items = nil;
10307     if (valid) {
10308         [tabbar_ setSelectedIndex:savedIndex];
10309         items = saved;
10310     } else {
10311         [tabbar_ setSelectedIndex:standardIndex];
10312         items = standard;
10313     }
10314
10315     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10316         NSArray *stack = [items objectAtIndex:tab];
10317         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10318         NSMutableArray *current = [NSMutableArray array];
10319
10320         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10321             NSString *addr = [stack objectAtIndex:nav];
10322             NSURL *url = [NSURL URLWithString:addr];
10323             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10324             if (page != nil)
10325                 [current addObject:page];
10326         }
10327
10328         [navigation setViewControllers:current];
10329     }
10330
10331     // (Try to) show the startup URL.
10332     if (starturl_ != nil) {
10333         [self openCydiaURL:starturl_ forExternal:NO];
10334         starturl_ = nil;
10335     }
10336 }
10337
10338 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10339     if (item != nil && IsWildcat_) {
10340         [sheet showFromBarButtonItem:item animated:YES];
10341     } else {
10342         [sheet showInView:window_];
10343     }
10344 }
10345
10346 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10347     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10348     [progress setTitle:task];
10349     [progress addProgressEvent:event];
10350 }
10351
10352 - (void) addProgressEventForTask:(NSArray *)data {
10353     CydiaProgressEvent *event([data objectAtIndex:0]);
10354     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10355     [self addProgressEvent:event forTask:task];
10356 }
10357
10358 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10359     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10360 }
10361
10362 @end
10363
10364 /*IMP alloc_;
10365 id Alloc_(id self, SEL selector) {
10366     id object = alloc_(self, selector);
10367     lprintf("[%s]A-%p\n", self->isa->name, object);
10368     return object;
10369 }*/
10370
10371 /*IMP dealloc_;
10372 id Dealloc_(id self, SEL selector) {
10373     id object = dealloc_(self, selector);
10374     lprintf("[%s]D-%p\n", self->isa->name, object);
10375     return object;
10376 }*/
10377
10378 static NSSet *MobilizedFiles_;
10379
10380 static NSURL *MobilizeURL(NSURL *url) {
10381     NSString *path([url path]);
10382     if ([path hasPrefix:@"/var/root/"]) {
10383         NSString *file([path substringFromIndex:10]);
10384         if ([MobilizedFiles_ containsObject:file])
10385             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10386     }
10387
10388     return url;
10389 }
10390
10391 Class $CFXPreferencesPropertyListSource;
10392 @class CFXPreferencesPropertyListSource;
10393
10394 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10395     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10396     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10397     url = MobilizeURL(url);
10398     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10399     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10400     url = old;
10401     [pool release];
10402     return value;
10403 }
10404
10405 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10406     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10407     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10408     url = MobilizeURL(url);
10409     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10410     //NSLog(@"%@ %@", [url absoluteString], value);
10411     url = old;
10412     [pool release];
10413     return value;
10414 }
10415
10416 Class $NSURLConnection;
10417
10418 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10419     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10420
10421     NSURL *url([copy URL]);
10422
10423     NSString *host([url host]);
10424     NSString *scheme([[url scheme] lowercaseString]);
10425
10426     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10427
10428     @synchronized (HostConfig_) {
10429         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10430             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10431                 [copy setHTTPShouldUsePipelining:YES];
10432
10433         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10434             if ([control isEqualToString:@"max-age=0"])
10435                 if ([CachedURLs_ containsObject:url]) {
10436 #if !ForRelease
10437                     NSLog(@"~~~: %@", url);
10438 #endif
10439
10440                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10441
10442                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10443                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10444                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10445                 }
10446     }
10447
10448     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10449     } return self;
10450 }
10451
10452 Class $WAKWindow;
10453
10454 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10455     CGSize size([[UIScreen mainScreen] bounds].size);
10456     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10457         if ([$WAKWindow hasLandscapeOrientation])
10458             std::swap(size.width, size.height);*/
10459     return size;
10460 }
10461
10462 Class $NSUserDefaults;
10463
10464 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10465     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10466         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10467     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10468 }
10469
10470 int main(int argc, char *argv[]) {
10471     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10472
10473     _trace();
10474
10475     UpdateExternalStatus(0);
10476
10477     if (Class $UIDevice = objc_getClass("UIDevice")) {
10478         UIDevice *device([$UIDevice currentDevice]);
10479         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10480     } else
10481         IsWildcat_ = false;
10482
10483     UIScreen *screen([UIScreen mainScreen]);
10484     if ([screen respondsToSelector:@selector(scale)])
10485         ScreenScale_ = [screen scale];
10486     else
10487         ScreenScale_ = 1;
10488
10489     UIDevice *device([UIDevice currentDevice]);
10490     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10491         Idiom_ = @"iphone";
10492     else {
10493         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10494         if (idiom == UIUserInterfaceIdiomPhone)
10495             Idiom_ = @"iphone";
10496         else if (idiom == UIUserInterfaceIdiomPad)
10497             Idiom_ = @"ipad";
10498         else
10499             NSLog(@"unknown UIUserInterfaceIdiom!");
10500     }
10501
10502     Pcre pattern("^([0-9]+\\.[0-9]+)");
10503
10504     if (pattern([device systemVersion]))
10505         Firmware_ = pattern[1];
10506     if (pattern(Cydia_))
10507         Major_ = pattern[1];
10508
10509     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10510
10511     HostConfig_ = [[[NSObject alloc] init] autorelease];
10512     @synchronized (HostConfig_) {
10513         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10514         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10515         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10516         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10517         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10518     }
10519
10520     NSString *ui(@"ui/ios");
10521     if (Idiom_ != nil)
10522         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10523     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10524     UI_ = CydiaURL(ui);
10525
10526     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10527
10528     MobilizedFiles_ = [NSMutableSet setWithObjects:
10529         @"Library/Preferences/com.apple.Accessibility.plist",
10530         @"Library/Preferences/com.apple.preferences.sounds.plist",
10531     nil];
10532
10533     /* Library Hacks {{{ */
10534     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10535
10536     $WAKWindow = objc_getClass("WAKWindow");
10537     if ($WAKWindow != NULL)
10538         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10539             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10540
10541     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10542
10543     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10544     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10545         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10546         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10547     }
10548
10549     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10550     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10551         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10552         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10553     }
10554
10555     $NSURLConnection = objc_getClass("NSURLConnection");
10556     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10557     if (NSURLConnection$init$ != NULL) {
10558         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10559         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10560     }
10561
10562     $NSUserDefaults = objc_getClass("NSUserDefaults");
10563     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10564     if (NSUserDefaults$objectForKey$ != NULL) {
10565         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10566         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10567     }
10568     /* }}} */
10569     /* Set Locale {{{ */
10570     Locale_ = CFLocaleCopyCurrent();
10571     Languages_ = [NSLocale preferredLanguages];
10572
10573     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10574     //NSLog(@"%@", [Languages_ description]);
10575
10576     const char *lang;
10577     if (Locale_ != NULL)
10578         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10579     else if (Languages_ != nil && [Languages_ count] != 0)
10580         lang = [[Languages_ objectAtIndex:0] UTF8String];
10581     else
10582         // XXX: consider just setting to C and then falling through?
10583         lang = NULL;
10584
10585     if (lang != NULL) {
10586         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10587         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10588     }
10589
10590     NSLog(@"Setting Language: %s", lang);
10591
10592     if (lang != NULL) {
10593         setenv("LANG", lang, true);
10594         std::setlocale(LC_ALL, lang);
10595     }
10596     /* }}} */
10597
10598     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10599
10600     /* Parse Arguments {{{ */
10601     bool substrate(false);
10602
10603     if (argc != 0) {
10604         char **args(argv);
10605         int arge(1);
10606
10607         for (int argi(1); argi != argc; ++argi)
10608             if (strcmp(argv[argi], "--") == 0) {
10609                 arge = argi;
10610                 argv[argi] = argv[0];
10611                 argv += argi;
10612                 argc -= argi;
10613                 break;
10614             }
10615
10616         for (int argi(1); argi != arge; ++argi)
10617             if (strcmp(args[argi], "--substrate") == 0)
10618                 substrate = true;
10619             else
10620                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10621     }
10622     /* }}} */
10623
10624     App_ = [[NSBundle mainBundle] bundlePath];
10625     Advanced_ = YES;
10626
10627     setuid(0);
10628     setgid(0);
10629
10630     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10631         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10632
10633     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10634
10635     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10636     alloc_ = alloc->method_imp;
10637     alloc->method_imp = (IMP) &Alloc_;*/
10638
10639     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10640     dealloc_ = dealloc->method_imp;
10641     dealloc->method_imp = (IMP) &Dealloc_;*/
10642
10643     /* System Information {{{ */
10644     size_t size;
10645
10646     int maxproc;
10647     size = sizeof(maxproc);
10648     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10649         perror("sysctlbyname(\"kern.maxproc\", ?)");
10650     else if (maxproc < 64) {
10651         maxproc = 64;
10652         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10653             perror("sysctlbyname(\"kern.maxproc\", #)");
10654     }
10655
10656     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10657     char *osversion = new char[size];
10658     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10659         perror("sysctlbyname(\"kern.osversion\", ?)");
10660     else
10661         System_ = [NSString stringWithUTF8String:osversion];
10662
10663     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10664     char *machine = new char[size];
10665     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10666         perror("sysctlbyname(\"hw.machine\", ?)");
10667     else
10668         Machine_ = machine;
10669
10670     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10671     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10672     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10673
10674     UniqueID_ = [device uniqueIdentifier];
10675
10676     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10677         Product_ = [info objectForKey:@"SafariProductVersion"];
10678         Safari_ = [info objectForKey:@"CFBundleVersion"];
10679     }
10680
10681     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10682
10683     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10684         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10685     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10686         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10687     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10688         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10689
10690     UserAgent_ = agent;
10691     /* }}} */
10692     /* Load Database {{{ */
10693     _trace();
10694     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10695     _trace();
10696     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10697
10698     if (Metadata_ == NULL)
10699         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10700     else {
10701         Settings_ = [Metadata_ objectForKey:@"Settings"];
10702
10703         Packages_ = [Metadata_ objectForKey:@"Packages"];
10704
10705         Values_ = [Metadata_ objectForKey:@"Values"];
10706         Sections_ = [Metadata_ objectForKey:@"Sections"];
10707         Sources_ = [Metadata_ objectForKey:@"Sources"];
10708
10709         Token_ = [Metadata_ objectForKey:@"Token"];
10710
10711         Version_ = [Metadata_ objectForKey:@"Version"];
10712     }
10713
10714     if (Settings_ != nil)
10715         Role_ = [Settings_ objectForKey:@"Role"];
10716
10717     if (Values_ == nil) {
10718         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10719         [Metadata_ setObject:Values_ forKey:@"Values"];
10720     }
10721
10722     if (Sections_ == nil) {
10723         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10724         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10725     }
10726
10727     if (Sources_ == nil) {
10728         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10729         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10730     }
10731
10732     if (Version_ == nil) {
10733         Version_ = [NSNumber numberWithUnsignedInt:0];
10734         [Metadata_ setObject:Version_ forKey:@"Version"];
10735     }
10736
10737     if ([Version_ unsignedIntValue] == 0) {
10738         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10739         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10740         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10741         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10742
10743         Version_ = [NSNumber numberWithUnsignedInt:1];
10744         [Metadata_ setObject:Version_ forKey:@"Version"];
10745
10746         [Metadata_ removeObjectForKey:@"LastUpdate"];
10747
10748         Changed_ = true;
10749     }
10750     /* }}} */
10751
10752     CydiaWriteSources();
10753
10754     _trace();
10755     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10756     _trace();
10757
10758     if (Packages_ != nil) {
10759         bool fail(false);
10760         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10761         _trace();
10762
10763         if (!fail) {
10764             [Metadata_ removeObjectForKey:@"Packages"];
10765             Packages_ = nil;
10766             Changed_ = true;
10767         }
10768     }
10769
10770     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10771
10772 #define MobileSubstrate_(name) \
10773     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10774         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10775         if (handle == NULL) \
10776             NSLog(@"%s", dlerror()); \
10777     }
10778
10779     MobileSubstrate_(Activator)
10780     MobileSubstrate_(libstatusbar)
10781     MobileSubstrate_(SimulatedKeyEvents)
10782     MobileSubstrate_(WinterBoard)
10783
10784     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10785         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10786
10787     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10788
10789     if (access("/User", F_OK) != 0 || version != 6) {
10790         _trace();
10791         system("/usr/libexec/cydia/firmware.sh");
10792         _trace();
10793     }
10794
10795     _assert([[NSFileManager defaultManager]
10796         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10797         withIntermediateDirectories:YES
10798         attributes:nil
10799         error:NULL
10800     ]);
10801
10802     if (access("/tmp/cydia.chk", F_OK) == 0) {
10803         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10804             _assert(errno == ENOENT);
10805         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10806             _assert(errno == ENOENT);
10807     }
10808
10809     /* APT Initialization {{{ */
10810     _assert(pkgInitConfig(*_config));
10811     _assert(pkgInitSystem(*_config, _system));
10812
10813     if (lang != NULL)
10814         _config->Set("APT::Acquire::Translation", lang);
10815
10816     // XXX: this timeout might be important :(
10817     //_config->Set("Acquire::http::Timeout", 15);
10818
10819     _config->Set("Acquire::http::MaxParallel", 3);
10820     /* }}} */
10821     /* Color Choices {{{ */
10822     space_ = CGColorSpaceCreateDeviceRGB();
10823
10824     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10825     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10826     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10827     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10828     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10829     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10830     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10831     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10832     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10833
10834     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10835     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10836     /* }}}*/
10837     /* UIKit Configuration {{{ */
10838     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10839     if ($GSFontSetUseLegacyFontMetrics != NULL)
10840         $GSFontSetUseLegacyFontMetrics(YES);
10841
10842     // XXX: I have a feeling this was important
10843     //UIKeyboardDisableAutomaticAppearance();
10844     /* }}} */
10845
10846     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10847
10848     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10849     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10850
10851     ShowPromoted_ = fast;
10852     PulseInterval_ = fast ? 50000 : 500000;
10853
10854     Colon_ = UCLocalize("COLON_DELIMITED");
10855     Elision_ = UCLocalize("ELISION");
10856     Error_ = UCLocalize("ERROR");
10857     Warning_ = UCLocalize("WARNING");
10858
10859     AprilFools_ = false;
10860
10861     _trace();
10862     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10863
10864     CGColorSpaceRelease(space_);
10865     CFRelease(Locale_);
10866
10867     [pool release];
10868     return value;
10869 }