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 - (void) setDelegate:(id)delegate {
5132     delegate_ = delegate;
5133 }
5134
5135 - (void) setPercent:(float)value {
5136     percent_ = value;
5137 }
5138
5139 - (NSNumber *) percent {
5140     return [NSNumber numberWithFloat:percent_];
5141 }
5142
5143 - (void) setCurrent:(float)value {
5144     current_ = value;
5145 }
5146
5147 - (NSNumber *) current {
5148     return [NSNumber numberWithFloat:current_];
5149 }
5150
5151 - (void) setTotal:(float)value {
5152     total_ = value;
5153 }
5154
5155 - (NSNumber *) total {
5156     return [NSNumber numberWithFloat:total_];
5157 }
5158
5159 - (void) setSpeed:(float)value {
5160     speed_ = value;
5161 }
5162
5163 - (NSNumber *) speed {
5164     return [NSNumber numberWithFloat:speed_];
5165 }
5166
5167 - (NSArray *) events {
5168     return events_;
5169 }
5170
5171 - (void) removeAllEvents {
5172     [events_ removeAllObjects];
5173 }
5174
5175 - (void) addEvent:(CydiaProgressEvent *)event {
5176     [events_ addObject:event];
5177 }
5178
5179 - (void) setTitle:(NSString *)text {
5180     title_ = text;
5181 }
5182
5183 - (NSString *) title {
5184     return title_;
5185 }
5186
5187 - (void) setFinish:(NSString *)text {
5188     finish_ = text;
5189 }
5190
5191 - (NSString *) finish {
5192     return (id) finish_ ?: [NSNull null];
5193 }
5194
5195 - (void) setRunning:(bool)running {
5196     running_ = running;
5197 }
5198
5199 - (NSNumber *) running {
5200     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5201 }
5202
5203 @end
5204 /* }}} */
5205 /* Progress Controller {{{ */
5206 @interface ProgressController : CydiaWebViewController <
5207     ProgressDelegate
5208 > {
5209     _transient Database *database_;
5210     _H<CydiaProgressData, 1> progress_;
5211     unsigned cancel_;
5212 }
5213
5214 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5215
5216 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5217
5218 - (void) setTitle:(NSString *)title;
5219 - (void) setCancellable:(bool)cancellable;
5220
5221 @end
5222
5223 @implementation ProgressController
5224
5225 - (void) dealloc {
5226     [database_ setProgressDelegate:nil];
5227     [super dealloc];
5228 }
5229
5230 - (UIBarButtonItem *) leftButton {
5231     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5232         initWithTitle:UCLocalize("CANCEL")
5233         style:UIBarButtonItemStylePlain
5234         target:self
5235         action:@selector(cancel)
5236     ] autorelease] : nil;
5237 }
5238
5239 - (void) updateCancel {
5240     [super applyLeftButton];
5241 }
5242
5243 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5244     if ((self = [super init]) != nil) {
5245         database_ = database;
5246         delegate_ = delegate;
5247
5248         [database_ setProgressDelegate:self];
5249
5250         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5251         [progress_ setDelegate:self];
5252
5253         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5254
5255         [scroller_ setBackgroundColor:[UIColor blackColor]];
5256
5257         [[self navigationItem] setHidesBackButton:YES];
5258
5259         [self updateCancel];
5260     } return self;
5261 }
5262
5263 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5264     [super webView:view didClearWindowObject:window forFrame:frame];
5265     [window setValue:progress_ forKey:@"cydiaProgress"];
5266 }
5267
5268 - (void) updateProgress {
5269     [self dispatchEvent:@"CydiaProgressUpdate"];
5270 }
5271
5272 - (void) viewWillAppear:(BOOL)animated {
5273     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5274     [super viewWillAppear:animated];
5275 }
5276
5277 - (void) reloadSpringBoard {
5278     pid_t pid(ExecFork());
5279     if (pid == 0) {
5280         pid_t pid(ExecFork());
5281         if (pid == 0) {
5282             execl("/usr/bin/sbreload", "sbreload", NULL);
5283             perror("sbreload");
5284             exit(0);
5285         }
5286
5287         exit(0);
5288     }
5289
5290     ReapZombie(pid);
5291
5292     sleep(15);
5293     system("/usr/bin/killall SpringBoard");
5294 }
5295
5296 - (void) close {
5297     UpdateExternalStatus(0);
5298
5299     if (Finish_ > 1)
5300         [delegate_ saveState];
5301
5302     switch (Finish_) {
5303         case 0:
5304             [delegate_ returnToCydia];
5305         break;
5306
5307         case 1:
5308             [delegate_ terminateWithSuccess];
5309             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5310                 [delegate_ suspendWithAnimation:YES];
5311             else
5312                 [delegate_ suspend];*/
5313         break;
5314
5315         case 2:
5316             _trace();
5317             goto reload;
5318
5319         case 3:
5320             _trace();
5321             goto reload;
5322
5323         reload: {
5324             UIProgressHUD *hud([delegate_ addProgressHUD]);
5325             [hud setText:UCLocalize("LOADING")];
5326             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5327             return;
5328         }
5329
5330         case 4:
5331             _trace();
5332             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5333                 SBReboot(SBSSpringBoardServerPort());
5334             else
5335                 reboot2(RB_AUTOBOOT);
5336         break;
5337     }
5338
5339     [super close];
5340 }
5341
5342 - (void) setTitle:(NSString *)title {
5343     [progress_ setTitle:title];
5344     [self updateProgress];
5345 }
5346
5347 - (UIBarButtonItem *) rightButton {
5348     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5349         initWithTitle:UCLocalize("CLOSE")
5350         style:UIBarButtonItemStylePlain
5351         target:self
5352         action:@selector(close)
5353     ] autorelease];
5354 }
5355
5356 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5357     UpdateExternalStatus(1);
5358
5359     [progress_ setRunning:true];
5360     [self setTitle:title];
5361     // implicit updateProgress
5362
5363     SHA1SumValue notifyconf; {
5364         FileFd file;
5365         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5366             _error->Discard();
5367         else {
5368             MMap mmap(file, MMap::ReadOnly);
5369             SHA1Summation sha1;
5370             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5371             notifyconf = sha1.Result();
5372         }
5373     }
5374
5375     SHA1SumValue springlist; {
5376         FileFd file;
5377         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5378             _error->Discard();
5379         else {
5380             MMap mmap(file, MMap::ReadOnly);
5381             SHA1Summation sha1;
5382             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5383             springlist = sha1.Result();
5384         }
5385     }
5386
5387     if (invocation != nil) {
5388         [invocation yieldToSelector:@selector(invoke)];
5389         [self setTitle:@"COMPLETE"];
5390     }
5391
5392     if (Finish_ < 4) {
5393         FileFd file;
5394         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5395             _error->Discard();
5396         else {
5397             MMap mmap(file, MMap::ReadOnly);
5398             SHA1Summation sha1;
5399             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5400             if (!(notifyconf == sha1.Result()))
5401                 Finish_ = 4;
5402         }
5403     }
5404
5405     if (Finish_ < 3) {
5406         FileFd file;
5407         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5408             _error->Discard();
5409         else {
5410             MMap mmap(file, MMap::ReadOnly);
5411             SHA1Summation sha1;
5412             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5413             if (!(springlist == sha1.Result()))
5414                 Finish_ = 3;
5415         }
5416     }
5417
5418     if (Finish_ < 2) {
5419         if (RestartSubstrate_)
5420             Finish_ = 2;
5421     }
5422
5423     RestartSubstrate_ = false;
5424
5425     switch (Finish_) {
5426         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5427         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5428         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5429         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5430         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5431     }
5432
5433     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5434
5435     [progress_ setRunning:false];
5436     [self updateProgress];
5437
5438     [self applyRightButton];
5439 }
5440
5441 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5442     [progress_ addEvent:event];
5443     [self updateProgress];
5444 }
5445
5446 - (bool) isProgressCancelled {
5447     return cancel_ == 2;
5448 }
5449
5450 - (void) cancel {
5451     cancel_ = 2;
5452     [self updateCancel];
5453 }
5454
5455 - (void) setCancellable:(bool)cancellable {
5456     unsigned cancel(cancel_);
5457
5458     if (!cancellable)
5459         cancel_ = 0;
5460     else if (cancel_ == 0)
5461         cancel_ = 1;
5462
5463     if (cancel != cancel_)
5464         [self updateCancel];
5465 }
5466
5467 - (void) setProgressCancellable:(NSNumber *)cancellable {
5468     [self setCancellable:[cancellable boolValue]];
5469 }
5470
5471 - (void) setProgressPercent:(NSNumber *)percent {
5472     [progress_ setPercent:[percent floatValue]];
5473     [self updateProgress];
5474 }
5475
5476 - (void) setProgressStatus:(NSDictionary *)status {
5477     if (status == nil) {
5478         [progress_ setCurrent:0];
5479         [progress_ setTotal:0];
5480         [progress_ setSpeed:0];
5481     } else {
5482         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5483
5484         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5485         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5486         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5487     }
5488
5489     [self updateProgress];
5490 }
5491
5492 @end
5493 /* }}} */
5494
5495 /* Package Cell {{{ */
5496 @interface PackageCell : CyteTableViewCell <
5497     CyteTableViewCellDelegate
5498 > {
5499     _H<UIImage> icon_;
5500     _H<NSString> name_;
5501     _H<NSString> description_;
5502     bool commercial_;
5503     _H<NSString> source_;
5504     _H<UIImage> badge_;
5505     _H<UIImage> placard_;
5506     bool summarized_;
5507 }
5508
5509 - (PackageCell *) init;
5510 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5511
5512 - (void) drawContentRect:(CGRect)rect;
5513
5514 @end
5515
5516 @implementation PackageCell
5517
5518 - (PackageCell *) init {
5519     CGRect frame(CGRectMake(0, 0, 320, 74));
5520     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5521         UIView *content([self contentView]);
5522         CGRect bounds([content bounds]);
5523
5524         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5525         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5526         [content addSubview:content_];
5527
5528         [content_ setDelegate:self];
5529         [content_ setOpaque:YES];
5530     } return self;
5531 }
5532
5533 - (NSString *) accessibilityLabel {
5534     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5535 }
5536
5537 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5538     summarized_ = summary;
5539
5540     icon_ = nil;
5541     name_ = nil;
5542     description_ = nil;
5543     source_ = nil;
5544     badge_ = nil;
5545     placard_ = nil;
5546
5547     if (package == nil)
5548         [content_ setBackgroundColor:[UIColor whiteColor]];
5549     else {
5550         [package parse];
5551
5552         Source *source = [package source];
5553
5554         icon_ = [package icon];
5555
5556         if (NSString *name = [package name])
5557             name_ = [NSString stringWithString:name];
5558
5559         NSString *description(nil);
5560
5561         if (description == nil && IsWildcat_)
5562             description = [package longDescription];
5563         if (description == nil)
5564             description = [package shortDescription];
5565
5566         if (description != nil)
5567             description_ = [NSString stringWithString:description];
5568
5569         commercial_ = [package isCommercial];
5570
5571         NSString *label = nil;
5572         bool trusted = false;
5573
5574         if (source != nil) {
5575             label = [source label];
5576             trusted = [source trusted];
5577         } else if ([[package id] isEqualToString:@"firmware"])
5578             label = UCLocalize("APPLE");
5579         else
5580             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5581
5582         NSString *from(label);
5583
5584         NSString *section = [package simpleSection];
5585         if (section != nil && ![section isEqualToString:label]) {
5586             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5587             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5588         }
5589
5590         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5591
5592         if (NSString *purpose = [package primaryPurpose])
5593             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5594
5595         UIColor *color;
5596         NSString *placard;
5597
5598         if (NSString *mode = [package mode]) {
5599             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5600                 color = RemovingColor_;
5601                 //placard = @"removing";
5602             } else {
5603                 color = InstallingColor_;
5604                 //placard = @"installing";
5605             }
5606
5607             // XXX: the removing/installing placards are not @2x
5608             placard = nil;
5609         } else {
5610             color = [UIColor whiteColor];
5611
5612             if ([package installed] != nil)
5613                 placard = @"installed";
5614             else
5615                 placard = nil;
5616         }
5617
5618         [content_ setBackgroundColor:color];
5619
5620         if (placard != nil)
5621             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5622     }
5623
5624     [self setNeedsDisplay];
5625     [content_ setNeedsDisplay];
5626 }
5627
5628 - (void) drawSummaryContentRect:(CGRect)rect {
5629     bool highlighted(highlighted_);
5630     float width([self bounds].size.width);
5631
5632     if (icon_ != nil) {
5633         CGRect rect;
5634         rect.size = [(UIImage *) icon_ size];
5635
5636         while (rect.size.width > 16 || rect.size.height > 16) {
5637             rect.size.width /= 2;
5638             rect.size.height /= 2;
5639         }
5640
5641         rect.origin.x = 18 - rect.size.width / 2;
5642         rect.origin.y = 18 - rect.size.height / 2;
5643
5644         [icon_ drawInRect:rect];
5645     }
5646
5647     if (badge_ != nil) {
5648         CGRect rect;
5649         rect.size = [(UIImage *) badge_ size];
5650
5651         rect.size.width /= 4;
5652         rect.size.height /= 4;
5653
5654         rect.origin.x = 23 - rect.size.width / 2;
5655         rect.origin.y = 23 - rect.size.height / 2;
5656
5657         [badge_ drawInRect:rect];
5658     }
5659
5660     if (highlighted)
5661         UISetColor(White_);
5662
5663     if (!highlighted)
5664         UISetColor(commercial_ ? Purple_ : Black_);
5665     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5666
5667     if (placard_ != nil)
5668         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5669 }
5670
5671 - (void) drawNormalContentRect:(CGRect)rect {
5672     bool highlighted(highlighted_);
5673     float width([self bounds].size.width);
5674
5675     if (icon_ != nil) {
5676         CGRect rect;
5677         rect.size = [(UIImage *) icon_ size];
5678
5679         while (rect.size.width > 32 || rect.size.height > 32) {
5680             rect.size.width /= 2;
5681             rect.size.height /= 2;
5682         }
5683
5684         rect.origin.x = 25 - rect.size.width / 2;
5685         rect.origin.y = 25 - rect.size.height / 2;
5686
5687         [icon_ drawInRect:rect];
5688     }
5689
5690     if (badge_ != nil) {
5691         CGRect rect;
5692         rect.size = [(UIImage *) badge_ size];
5693
5694         rect.size.width /= 2;
5695         rect.size.height /= 2;
5696
5697         rect.origin.x = 36 - rect.size.width / 2;
5698         rect.origin.y = 36 - rect.size.height / 2;
5699
5700         [badge_ drawInRect:rect];
5701     }
5702
5703     if (highlighted)
5704         UISetColor(White_);
5705
5706     if (!highlighted)
5707         UISetColor(commercial_ ? Purple_ : Black_);
5708     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5709     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5710
5711     if (!highlighted)
5712         UISetColor(commercial_ ? Purplish_ : Gray_);
5713     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5714
5715     if (placard_ != nil)
5716         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5717 }
5718
5719 - (void) drawContentRect:(CGRect)rect {
5720     if (summarized_)
5721         [self drawSummaryContentRect:rect];
5722     else
5723         [self drawNormalContentRect:rect];
5724 }
5725
5726 @end
5727 /* }}} */
5728 /* Section Cell {{{ */
5729 @interface SectionCell : CyteTableViewCell <
5730     CyteTableViewCellDelegate
5731 > {
5732     _H<NSString> basic_;
5733     _H<NSString> section_;
5734     _H<NSString> name_;
5735     _H<NSString> count_;
5736     _H<UIImage> icon_;
5737     _H<UISwitch> switch_;
5738     BOOL editing_;
5739 }
5740
5741 - (void) setSection:(Section *)section editing:(BOOL)editing;
5742
5743 @end
5744
5745 @implementation SectionCell
5746
5747 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5748     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5749         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5750         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5751         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5752
5753         UIView *content([self contentView]);
5754         CGRect bounds([content bounds]);
5755
5756         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5757         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5758         [content addSubview:content_];
5759         [content_ setBackgroundColor:[UIColor whiteColor]];
5760
5761         [content_ setDelegate:self];
5762     } return self;
5763 }
5764
5765 - (void) onSwitch:(id)sender {
5766     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5767     if (metadata == nil) {
5768         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5769         [Sections_ setObject:metadata forKey:basic_];
5770     }
5771
5772     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5773     Changed_ = true;
5774 }
5775
5776 - (void) setSection:(Section *)section editing:(BOOL)editing {
5777     if (editing != editing_) {
5778         if (editing_)
5779             [switch_ removeFromSuperview];
5780         else
5781             [self addSubview:switch_];
5782         editing_ = editing;
5783     }
5784
5785     basic_ = nil;
5786     section_ = nil;
5787     name_ = nil;
5788     count_ = nil;
5789
5790     if (section == nil) {
5791         name_ = UCLocalize("ALL_PACKAGES");
5792         count_ = nil;
5793     } else {
5794         basic_ = [section name];
5795         section_ = [section localized];
5796
5797         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5798         count_ = [NSString stringWithFormat:@"%d", [section count]];
5799
5800         if (editing_)
5801             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5802     }
5803
5804     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5805     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5806
5807     [content_ setNeedsDisplay];
5808 }
5809
5810 - (void) setFrame:(CGRect)frame {
5811     [super setFrame:frame];
5812
5813     CGRect rect([switch_ frame]);
5814     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5815 }
5816
5817 - (NSString *) accessibilityLabel {
5818     return name_;
5819 }
5820
5821 - (void) drawContentRect:(CGRect)rect {
5822     bool highlighted(highlighted_ && !editing_);
5823
5824     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5825
5826     if (highlighted)
5827         UISetColor(White_);
5828
5829     float width(rect.size.width);
5830     if (editing_)
5831         width -= 87;
5832
5833     if (!highlighted)
5834         UISetColor(Black_);
5835     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5836
5837     CGSize size = [count_ sizeWithFont:Font14_];
5838
5839     UISetColor(White_);
5840     if (count_ != nil)
5841         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5842 }
5843
5844 @end
5845 /* }}} */
5846
5847 /* File Table {{{ */
5848 @interface FileTable : CyteViewController <
5849     UITableViewDataSource,
5850     UITableViewDelegate
5851 > {
5852     _transient Database *database_;
5853     _H<Package> package_;
5854     _H<NSString> name_;
5855     _H<NSMutableArray> files_;
5856     _H<UITableView, 2> list_;
5857 }
5858
5859 - (id) initWithDatabase:(Database *)database;
5860 - (void) setPackage:(Package *)package;
5861
5862 @end
5863
5864 @implementation FileTable
5865
5866 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5867     return files_ == nil ? 0 : [files_ count];
5868 }
5869
5870 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5871     return 24.0f;
5872 }*/
5873
5874 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5875     static NSString *reuseIdentifier = @"Cell";
5876
5877     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5878     if (cell == nil) {
5879         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5880         [cell setFont:[UIFont systemFontOfSize:16]];
5881     }
5882     [cell setText:[files_ objectAtIndex:indexPath.row]];
5883     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5884
5885     return cell;
5886 }
5887
5888 - (NSURL *) navigationURL {
5889     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5890 }
5891
5892 - (void) loadView {
5893     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5894     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5895     [list_ setRowHeight:24.0f];
5896     [(UITableView *) list_ setDataSource:self];
5897     [list_ setDelegate:self];
5898     [self setView:list_];
5899 }
5900
5901 - (void) viewDidLoad {
5902     [super viewDidLoad];
5903
5904     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5905 }
5906
5907 - (void) releaseSubviews {
5908     list_ = nil;
5909
5910     package_ = nil;
5911     files_ = nil;
5912
5913     [super releaseSubviews];
5914 }
5915
5916 - (id) initWithDatabase:(Database *)database {
5917     if ((self = [super init]) != nil) {
5918         database_ = database;
5919     } return self;
5920 }
5921
5922 - (void) setPackage:(Package *)package {
5923     package_ = nil;
5924     name_ = nil;
5925
5926     files_ = [NSMutableArray arrayWithCapacity:32];
5927
5928     if (package != nil) {
5929         package_ = package;
5930         name_ = [package id];
5931
5932         if (NSArray *files = [package files])
5933             [files_ addObjectsFromArray:files];
5934
5935         if ([files_ count] != 0) {
5936             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5937                 [files_ removeObjectAtIndex:0];
5938             [files_ sortUsingSelector:@selector(compareByPath:)];
5939
5940             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5941             [stack addObject:@"/"];
5942
5943             for (int i(0), e([files_ count]); i != e; ++i) {
5944                 NSString *file = [files_ objectAtIndex:i];
5945                 while (![file hasPrefix:[stack lastObject]])
5946                     [stack removeLastObject];
5947                 NSString *directory = [stack lastObject];
5948                 [stack addObject:[file stringByAppendingString:@"/"]];
5949                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5950                     ([stack count] - 2) * 3, "",
5951                     [file substringFromIndex:[directory length]]
5952                 ]];
5953             }
5954         }
5955     }
5956
5957     [list_ reloadData];
5958 }
5959
5960 - (void) reloadData {
5961     [super reloadData];
5962
5963     [self setPackage:[database_ packageWithName:name_]];
5964 }
5965
5966 @end
5967 /* }}} */
5968 /* Package Controller {{{ */
5969 @interface CYPackageController : CydiaWebViewController <
5970     UIActionSheetDelegate
5971 > {
5972     _transient Database *database_;
5973     _H<Package> package_;
5974     _H<NSString> name_;
5975     bool commercial_;
5976     _H<NSMutableArray> buttons_;
5977     _H<UIBarButtonItem> button_;
5978 }
5979
5980 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5981
5982 @end
5983
5984 @implementation CYPackageController
5985
5986 - (NSURL *) navigationURL {
5987     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5988 }
5989
5990 /* XXX: this is not safe at all... localization of /fail/ */
5991 - (void) _clickButtonWithName:(NSString *)name {
5992     if ([name isEqualToString:UCLocalize("CLEAR")])
5993         [delegate_ clearPackage:package_];
5994     else if ([name isEqualToString:UCLocalize("INSTALL")])
5995         [delegate_ installPackage:package_];
5996     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5997         [delegate_ installPackage:package_];
5998     else if ([name isEqualToString:UCLocalize("REMOVE")])
5999         [delegate_ removePackage:package_];
6000     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6001         [delegate_ installPackage:package_];
6002     else _assert(false);
6003 }
6004
6005 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6006     NSString *context([sheet context]);
6007
6008     if ([context isEqualToString:@"modify"]) {
6009         if (button != [sheet cancelButtonIndex]) {
6010             NSString *buttonName = [buttons_ objectAtIndex:button];
6011             [self _clickButtonWithName:buttonName];
6012         }
6013
6014         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6015     }
6016 }
6017
6018 - (bool) _allowJavaScriptPanel {
6019     return commercial_;
6020 }
6021
6022 #if !AlwaysReload
6023 - (void) _customButtonClicked {
6024     int count([buttons_ count]);
6025     if (count == 0)
6026         return;
6027
6028     if (count == 1)
6029         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6030     else {
6031         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6032         [buttons addObjectsFromArray:buttons_];
6033
6034         UIActionSheet *sheet = [[[UIActionSheet alloc]
6035             initWithTitle:nil
6036             delegate:self
6037             cancelButtonTitle:nil
6038             destructiveButtonTitle:nil
6039             otherButtonTitles:nil
6040         ] autorelease];
6041
6042         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6043         if (!IsWildcat_) {
6044            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6045            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6046         }
6047         [sheet setContext:@"modify"];
6048
6049         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6050     }
6051 }
6052
6053 // We don't want to allow non-commercial packages to do custom things to the install button,
6054 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6055 - (void) customButtonClicked {
6056     if (commercial_)
6057         [super customButtonClicked];
6058     else
6059         [self _customButtonClicked];
6060 }
6061
6062 - (void) reloadButtonClicked {
6063     // Don't reload a commerical package by tapping the loading button,
6064     // but if it's not an Install button, we should forward it on.
6065     if (![package_ uninstalled])
6066         [self _customButtonClicked];
6067 }
6068
6069 - (void) applyLoadingTitle {
6070     // Don't show "Loading" as the title. Ever.
6071 }
6072
6073 - (UIBarButtonItem *) rightButton {
6074     return button_;
6075 }
6076 #endif
6077
6078 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6079     if ((self = [super init]) != nil) {
6080         database_ = database;
6081         buttons_ = [NSMutableArray arrayWithCapacity:4];
6082         name_ = name == nil ? @"" : [NSString stringWithString:name];
6083         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6084     } return self;
6085 }
6086
6087 - (void) reloadData {
6088     [super reloadData];
6089
6090     package_ = [database_ packageWithName:name_];
6091
6092     [buttons_ removeAllObjects];
6093
6094     if (package_ != nil) {
6095         [(Package *) package_ parse];
6096
6097         commercial_ = [package_ isCommercial];
6098
6099         if ([package_ mode] != nil)
6100             [buttons_ addObject:UCLocalize("CLEAR")];
6101         if ([package_ source] == nil);
6102         else if ([package_ upgradableAndEssential:NO])
6103             [buttons_ addObject:UCLocalize("UPGRADE")];
6104         else if ([package_ uninstalled])
6105             [buttons_ addObject:UCLocalize("INSTALL")];
6106         else
6107             [buttons_ addObject:UCLocalize("REINSTALL")];
6108         if (![package_ uninstalled])
6109             [buttons_ addObject:UCLocalize("REMOVE")];
6110     }
6111
6112     NSString *title;
6113     switch ([buttons_ count]) {
6114         case 0: title = nil; break;
6115         case 1: title = [buttons_ objectAtIndex:0]; break;
6116         default: title = UCLocalize("MODIFY"); break;
6117     }
6118
6119     button_ = [[[UIBarButtonItem alloc]
6120         initWithTitle:title
6121         style:UIBarButtonItemStylePlain
6122         target:self
6123         action:@selector(customButtonClicked)
6124     ] autorelease];
6125 }
6126
6127 - (bool) isLoading {
6128     return commercial_ ? [super isLoading] : false;
6129 }
6130
6131 @end
6132 /* }}} */
6133
6134 /* Package List Controller {{{ */
6135 @interface PackageListController : CyteViewController <
6136     UITableViewDataSource,
6137     UITableViewDelegate
6138 > {
6139     _transient Database *database_;
6140     unsigned era_;
6141     _H<NSArray> packages_;
6142     _H<NSMutableArray> sections_;
6143     _H<UITableView, 2> list_;
6144     _H<NSMutableArray> index_;
6145     _H<NSMutableDictionary> indices_;
6146     _H<NSString> title_;
6147     unsigned reloading_;
6148 }
6149
6150 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6151 - (void) setDelegate:(id)delegate;
6152 - (void) resetCursor;
6153 - (void) clearData;
6154
6155 @end
6156
6157 @implementation PackageListController
6158
6159 - (NSURL *) referrerURL {
6160     return [self navigationURL];
6161 }
6162
6163 - (bool) isSummarized {
6164     return false;
6165 }
6166
6167 - (bool) showsSections {
6168     return true;
6169 }
6170
6171 - (void) deselectWithAnimation:(BOOL)animated {
6172     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6173 }
6174
6175 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6176     CGRect base = [[self view] bounds];
6177     base.size.height -= bounds.size.height;
6178     base.origin = [list_ frame].origin;
6179
6180     [UIView beginAnimations:nil context:NULL];
6181     [UIView setAnimationBeginsFromCurrentState:YES];
6182     [UIView setAnimationCurve:curve];
6183     [UIView setAnimationDuration:duration];
6184     [list_ setFrame:base];
6185     [UIView commitAnimations];
6186 }
6187
6188 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6189     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6190 }
6191
6192 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6193     [self resizeForKeyboardBounds:bounds duration:0];
6194 }
6195
6196 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6197     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6198         *curve = UIViewAnimationCurveEaseInOut;
6199     else
6200         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6201
6202     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6203         *duration = 0.3;
6204     else
6205         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6206 }
6207
6208 - (void) keyboardWillShow:(NSNotification *)notification {
6209     CGRect bounds;
6210     CGPoint center;
6211     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6212     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6213
6214     NSTimeInterval duration;
6215     UIViewAnimationCurve curve;
6216     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6217
6218     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);
6219     UIViewController *base = self;
6220     while ([base parentOrPresentingViewController] != nil)
6221         base = [base parentOrPresentingViewController];
6222     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6223     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6224
6225     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6226         intersection.size.height += CYStatusBarHeight();
6227
6228     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6229 }
6230
6231 - (void) keyboardWillHide:(NSNotification *)notification {
6232     NSTimeInterval duration;
6233     UIViewAnimationCurve curve;
6234     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6235
6236     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6237 }
6238
6239 - (void) viewWillAppear:(BOOL)animated {
6240     [super viewWillAppear:animated];
6241
6242     [self resizeForKeyboardBounds:CGRectZero];
6243     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6244     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6245 }
6246
6247 - (void) viewWillDisappear:(BOOL)animated {
6248     [super viewWillDisappear:animated];
6249
6250     [self resizeForKeyboardBounds:CGRectZero];
6251     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6252     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6253 }
6254
6255 - (void) viewDidAppear:(BOOL)animated {
6256     [super viewDidAppear:animated];
6257     [self deselectWithAnimation:animated];
6258 }
6259
6260 - (void) didSelectPackage:(Package *)package {
6261     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6262     [view setDelegate:delegate_];
6263     [[self navigationController] pushViewController:view animated:YES];
6264 }
6265
6266 #if TryIndexedCollation
6267 + (BOOL) hasIndexedCollation {
6268     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6269 }
6270 #endif
6271
6272 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6273     NSInteger count([sections_ count]);
6274     return count == 0 ? 1 : count;
6275 }
6276
6277 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6278     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6279         return nil;
6280     return [[sections_ objectAtIndex:section] name];
6281 }
6282
6283 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6284     if ([sections_ count] == 0)
6285         return 0;
6286     return [[sections_ objectAtIndex:section] count];
6287 }
6288
6289 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6290 @synchronized (database_) {
6291     if ([database_ era] != era_)
6292         return nil;
6293
6294     Section *section([sections_ objectAtIndex:[path section]]);
6295     NSInteger row([path row]);
6296     Package *package([packages_ objectAtIndex:([section row] + row)]);
6297     return [[package retain] autorelease];
6298 } }
6299
6300 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6301     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6302     if (cell == nil)
6303         cell = [[[PackageCell alloc] init] autorelease];
6304
6305     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6306     [cell setPackage:package asSummary:[self isSummarized]];
6307     return cell;
6308 }
6309
6310 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6311     Package *package([self packageAtIndexPath:path]);
6312     package = [database_ packageWithName:[package id]];
6313     [self didSelectPackage:package];
6314 }
6315
6316 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6317     if (![self showsSections])
6318         return nil;
6319
6320     return index_;
6321 }
6322
6323 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6324 #if TryIndexedCollation
6325     if ([[self class] hasIndexedCollation]) {
6326         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6327     }
6328 #endif
6329
6330     return index;
6331 }
6332
6333 - (void) updateHeight {
6334     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6335 }
6336
6337 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6338     if ((self = [super init]) != nil) {
6339         database_ = database;
6340         title_ = [title copy];
6341         [[self navigationItem] setTitle:title_];
6342     } return self;
6343 }
6344
6345 - (void) loadView {
6346     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6347     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6348     [self setView:view];
6349
6350     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6351     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6352     [view addSubview:list_];
6353
6354     // XXX: is 20 the most optimal number here?
6355     [list_ setSectionIndexMinimumDisplayRowCount:20];
6356
6357     [(UITableView *) list_ setDataSource:self];
6358     [list_ setDelegate:self];
6359
6360     [self updateHeight];
6361 }
6362
6363 - (void) releaseSubviews {
6364     list_ = nil;
6365
6366     packages_ = nil;
6367     sections_ = nil;
6368     index_ = nil;
6369     indices_ = nil;
6370
6371     [super releaseSubviews];
6372 }
6373
6374 - (void) setDelegate:(id)delegate {
6375     delegate_ = delegate;
6376 }
6377
6378 - (bool) shouldYield {
6379     return false;
6380 }
6381
6382 - (bool) shouldBlock {
6383     return false;
6384 }
6385
6386 - (NSMutableArray *) _reloadPackages {
6387 @synchronized (database_) {
6388     era_ = [database_ era];
6389     NSArray *packages([database_ packages]);
6390
6391     return [NSMutableArray arrayWithArray:packages];
6392 } }
6393
6394 - (void) _reloadData {
6395     if (reloading_ != 0) {
6396         reloading_ = 2;
6397         return;
6398     }
6399
6400     NSArray *packages;
6401
6402   reload:
6403     if ([self shouldYield]) {
6404         do {
6405             UIProgressHUD *hud;
6406
6407             if (![self shouldBlock])
6408                 hud = nil;
6409             else {
6410                 hud = [delegate_ addProgressHUD];
6411                 [hud setText:UCLocalize("LOADING")];
6412             }
6413
6414             reloading_ = 1;
6415             packages = [self yieldToSelector:@selector(_reloadPackages)];
6416
6417             if (hud != nil)
6418                 [delegate_ removeProgressHUD:hud];
6419         } while (reloading_ == 2);
6420     } else {
6421         packages = [self _reloadPackages];
6422     }
6423
6424 @synchronized (database_) {
6425     if (era_ != [database_ era])
6426         goto reload;
6427     reloading_ = 0;
6428
6429     packages_ = packages;
6430
6431     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6432     sections_ = [NSMutableArray arrayWithCapacity:16];
6433
6434     Section *section = nil;
6435
6436 #if TryIndexedCollation
6437     if ([[self class] hasIndexedCollation]) {
6438         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6439
6440         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6441         NSArray *titles = [collation sectionIndexTitles];
6442         int secidx = -1;
6443
6444         _profile(PackageTable$reloadData$Section)
6445             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6446                 Package *package;
6447                 int index;
6448
6449                 _profile(PackageTable$reloadData$Section$Package)
6450                     package = [packages_ objectAtIndex:offset];
6451                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6452                 _end
6453
6454                 while (secidx < index) {
6455                     secidx += 1;
6456
6457                     _profile(PackageTable$reloadData$Section$Allocate)
6458                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6459                     _end
6460
6461                     _profile(PackageTable$reloadData$Section$Add)
6462                         [sections_ addObject:section];
6463                     _end
6464                 }
6465
6466                 [section addToCount];
6467             }
6468         _end
6469     } else
6470 #endif
6471     {
6472         index_ = [NSMutableArray arrayWithCapacity:32];
6473
6474         bool sectioned([self showsSections]);
6475         if (!sectioned) {
6476             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6477             [sections_ addObject:section];
6478         }
6479
6480         _profile(PackageTable$reloadData$Section)
6481             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6482                 Package *package;
6483                 unichar index;
6484
6485                 _profile(PackageTable$reloadData$Section$Package)
6486                     package = [packages_ objectAtIndex:offset];
6487                     index = [package index];
6488                 _end
6489
6490                 if (sectioned && (section == nil || [section index] != index)) {
6491                     _profile(PackageTable$reloadData$Section$Allocate)
6492                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6493                     _end
6494
6495                     [index_ addObject:[section name]];
6496                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6497
6498                     _profile(PackageTable$reloadData$Section$Add)
6499                         [sections_ addObject:section];
6500                     _end
6501                 }
6502
6503                 [section addToCount];
6504             }
6505         _end
6506     }
6507
6508     [self updateHeight];
6509
6510     _profile(PackageTable$reloadData$List)
6511         [(UITableView *) list_ setDataSource:self];
6512         [list_ reloadData];
6513     _end
6514 } }
6515
6516 - (void) reloadData {
6517     [super reloadData];
6518
6519     if ([self shouldYield])
6520         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6521     else
6522         [self _reloadData];
6523 }
6524
6525 - (void) resetCursor {
6526     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6527 }
6528
6529 - (void) clearData {
6530     [self updateHeight];
6531
6532     [list_ setDataSource:nil];
6533     [list_ reloadData];
6534
6535     [self resetCursor];
6536 }
6537
6538 @end
6539 /* }}} */
6540 /* Filtered Package List Controller {{{ */
6541 @interface FilteredPackageListController : PackageListController {
6542     SEL filter_;
6543     IMP imp_;
6544     _H<NSObject> object_;
6545 }
6546
6547 - (void) setObject:(id)object;
6548 - (void) setObject:(id)object forFilter:(SEL)filter;
6549
6550 - (SEL) filter;
6551 - (void) setFilter:(SEL)filter;
6552
6553 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6554
6555 @end
6556
6557 @implementation FilteredPackageListController
6558
6559 - (SEL) filter {
6560     return filter_;
6561 }
6562
6563 - (void) setFilter:(SEL)filter {
6564 @synchronized (self) {
6565     filter_ = filter;
6566
6567     /* XXX: this is an unsafe optimization of doomy hell */
6568     Method method(class_getInstanceMethod([Package class], filter));
6569     _assert(method != NULL);
6570     imp_ = method_getImplementation(method);
6571     _assert(imp_ != NULL);
6572 } }
6573
6574 - (void) setObject:(id)object {
6575 @synchronized (self) {
6576     object_ = object;
6577 } }
6578
6579 - (void) setObject:(id)object forFilter:(SEL)filter {
6580 @synchronized (self) {
6581     [self setFilter:filter];
6582     [self setObject:object];
6583 } }
6584
6585 - (NSMutableArray *) _reloadPackages {
6586 @synchronized (database_) {
6587     era_ = [database_ era];
6588     NSArray *packages([database_ packages]);
6589
6590     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6591
6592     IMP imp;
6593     SEL filter;
6594     _H<NSObject> object;
6595
6596     @synchronized (self) {
6597         imp = imp_;
6598         filter = filter_;
6599         object = object_;
6600     }
6601
6602     _profile(PackageTable$reloadData$Filter)
6603         for (Package *package in packages)
6604             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6605                 [filtered addObject:package];
6606     _end
6607
6608     return filtered;
6609 } }
6610
6611 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6612     if ((self = [super initWithDatabase:database title:title]) != nil) {
6613         [self setFilter:filter];
6614         [self setObject:object];
6615     } return self;
6616 }
6617
6618 @end
6619 /* }}} */
6620
6621 /* Home Controller {{{ */
6622 @interface HomeController : CydiaWebViewController {
6623     CFRunLoopRef runloop_;
6624     SCNetworkReachabilityRef reachability_;
6625 }
6626
6627 @end
6628
6629 @implementation HomeController
6630
6631 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6632     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6633 }
6634
6635 - (id) init {
6636     if ((self = [super init]) != nil) {
6637         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6638         [self reloadData];
6639
6640         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6641         if (reachability_ != NULL) {
6642             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6643             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6644
6645             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6646             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6647                 runloop_ = runloop;
6648         }
6649     } return self;
6650 }
6651
6652 - (void) dealloc {
6653     if (reachability_ != NULL && runloop_ != NULL)
6654         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6655     [super dealloc];
6656 }
6657
6658 - (NSURL *) navigationURL {
6659     return [NSURL URLWithString:@"cydia://home"];
6660 }
6661
6662 - (void) aboutButtonClicked {
6663     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6664
6665     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6666     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6667     [alert setCancelButtonIndex:0];
6668
6669     [alert setMessage:
6670         @"Copyright \u00a9 2008-2012\n"
6671         "SaurikIT, LLC\n"
6672         "\n"
6673         "Jay Freeman (saurik)\n"
6674         "saurik@saurik.com\n"
6675         "http://www.saurik.com/"
6676     ];
6677
6678     [alert show];
6679 }
6680
6681 - (UIBarButtonItem *) leftButton {
6682     return [[[UIBarButtonItem alloc]
6683         initWithTitle:UCLocalize("ABOUT")
6684         style:UIBarButtonItemStylePlain
6685         target:self
6686         action:@selector(aboutButtonClicked)
6687     ] autorelease];
6688 }
6689
6690 @end
6691 /* }}} */
6692 /* Manage Controller {{{ */
6693 @interface ManageController : CydiaWebViewController {
6694 }
6695
6696 - (void) queueStatusDidChange;
6697
6698 @end
6699
6700 @implementation ManageController
6701
6702 - (id) init {
6703     if ((self = [super init]) != nil) {
6704         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6705     } return self;
6706 }
6707
6708 - (NSURL *) navigationURL {
6709     return [NSURL URLWithString:@"cydia://manage"];
6710 }
6711
6712 - (UIBarButtonItem *) leftButton {
6713     return [[[UIBarButtonItem alloc]
6714         initWithTitle:UCLocalize("SETTINGS")
6715         style:UIBarButtonItemStylePlain
6716         target:self
6717         action:@selector(settingsButtonClicked)
6718     ] autorelease];
6719 }
6720
6721 - (void) settingsButtonClicked {
6722     [delegate_ showSettings];
6723 }
6724
6725 - (void) queueButtonClicked {
6726     [delegate_ queue];
6727 }
6728
6729 - (UIBarButtonItem *) rightButton {
6730     return Queuing_ ? [[[UIBarButtonItem alloc]
6731         initWithTitle:UCLocalize("QUEUE")
6732         style:UIBarButtonItemStyleDone
6733         target:self
6734         action:@selector(queueButtonClicked)
6735     ] autorelease] : nil;
6736 }
6737
6738 - (void) queueStatusDidChange {
6739     [self applyRightButton];
6740 }
6741
6742 - (bool) isLoading {
6743     return !Queuing_ && [super isLoading];
6744 }
6745
6746 @end
6747 /* }}} */
6748
6749 /* Refresh Bar {{{ */
6750 @interface RefreshBar : UINavigationBar {
6751     _H<UIProgressIndicator> indicator_;
6752     _H<UITextLabel> prompt_;
6753     _H<UIProgressBar> progress_;
6754     _H<UINavigationButton> cancel_;
6755 }
6756
6757 @end
6758
6759 @implementation RefreshBar
6760
6761 - (void) positionViews {
6762     CGRect frame = [cancel_ frame];
6763     frame.size = [cancel_ sizeThatFits:frame.size];
6764     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6765     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6766     [cancel_ setFrame:frame];
6767
6768     CGSize prgsize = {75, 100};
6769     CGRect prgrect = {{
6770         [self frame].size.width - prgsize.width - 10,
6771         ([self frame].size.height - prgsize.height) / 2
6772     } , prgsize};
6773     [progress_ setFrame:prgrect];
6774
6775     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6776     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6777     CGRect indrect = {{indoffset, indoffset}, indsize};
6778     [indicator_ setFrame:indrect];
6779
6780     CGSize prmsize = {215, indsize.height + 4};
6781     CGRect prmrect = {{
6782         indoffset * 2 + indsize.width,
6783         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6784     }, prmsize};
6785     [prompt_ setFrame:prmrect];
6786 }
6787
6788 - (void) setFrame:(CGRect)frame {
6789     [super setFrame:frame];
6790     [self positionViews];
6791 }
6792
6793 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6794     if ((self = [super initWithFrame:frame]) != nil) {
6795         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6796
6797         [self setBarStyle:UIBarStyleBlack];
6798
6799         UIBarStyle barstyle([self _barStyle:NO]);
6800         bool ugly(barstyle == UIBarStyleDefault);
6801
6802         UIProgressIndicatorStyle style = ugly ?
6803             UIProgressIndicatorStyleMediumBrown :
6804             UIProgressIndicatorStyleMediumWhite;
6805
6806         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6807         [(UIProgressIndicator *) indicator_ setStyle:style];
6808         [indicator_ startAnimation];
6809         [self addSubview:indicator_];
6810
6811         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6812         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6813         [prompt_ setBackgroundColor:[UIColor clearColor]];
6814         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6815         [self addSubview:prompt_];
6816
6817         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6818         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6819         [(UIProgressBar *) progress_ setStyle:0];
6820         [self addSubview:progress_];
6821
6822         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6823         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6824         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6825         [cancel_ setBarStyle:barstyle];
6826
6827         [self positionViews];
6828     } return self;
6829 }
6830
6831 - (void) setCancellable:(bool)cancellable {
6832     if (cancellable)
6833         [self addSubview:cancel_];
6834     else
6835         [cancel_ removeFromSuperview];
6836 }
6837
6838 - (void) start {
6839     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6840     [progress_ setProgress:0];
6841 }
6842
6843 - (void) stop {
6844     [self setCancellable:NO];
6845 }
6846
6847 - (void) setPrompt:(NSString *)prompt {
6848     [prompt_ setText:prompt];
6849 }
6850
6851 - (void) setProgress:(float)progress {
6852     [progress_ setProgress:progress];
6853 }
6854
6855 @end
6856 /* }}} */
6857
6858 /* Cydia Navigation Controller Interface {{{ */
6859 @interface UINavigationController (Cydia)
6860
6861 - (NSArray *) navigationURLCollection;
6862 - (void) unloadData;
6863
6864 @end
6865 /* }}} */
6866
6867 /* Cydia Tab Bar Controller {{{ */
6868 @interface CYTabBarController : UITabBarController <
6869     UITabBarControllerDelegate,
6870     ProgressDelegate
6871 > {
6872     _transient Database *database_;
6873     _H<RefreshBar, 1> refreshbar_;
6874
6875     bool dropped_;
6876     bool updating_;
6877     // XXX: ok, "updatedelegate_"?...
6878     _transient NSObject<CydiaDelegate> *updatedelegate_;
6879
6880     _H<UIViewController> remembered_;
6881     _transient UIViewController *transient_;
6882 }
6883
6884 - (NSArray *) navigationURLCollection;
6885 - (void) dropBar:(BOOL)animated;
6886 - (void) beginUpdate;
6887 - (void) raiseBar:(BOOL)animated;
6888 - (BOOL) updating;
6889 - (void) unloadData;
6890
6891 @end
6892
6893 @implementation CYTabBarController
6894
6895 - (void) didReceiveMemoryWarning {
6896     [super didReceiveMemoryWarning];
6897
6898     // presenting a UINavigationController on 2.x does not update its transitionView
6899     // it thereby will not allow its topViewController to be unloaded by memory pressure
6900     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6901         UIViewController *selected([self selectedViewController]);
6902         for (UINavigationController *controller in [self viewControllers])
6903             if (controller != selected)
6904                 if (UIViewController *top = [controller topViewController])
6905                     [top unloadView];
6906     }
6907 }
6908
6909 - (void) setUnselectedViewController:(UIViewController *)transient {
6910     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6911         if (transient != nil) {
6912             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6913             [self setSelectedIndex:0];
6914         } return;
6915     }
6916
6917     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6918     if (transient != nil) {
6919         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6920         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6921         transient = navigation;
6922
6923         if (transient_ == nil)
6924             remembered_ = [controllers objectAtIndex:0];
6925         transient_ = transient;
6926         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6927         [controllers replaceObjectAtIndex:0 withObject:transient_];
6928         [self setSelectedIndex:0];
6929         [self setViewControllers:controllers];
6930         [self concealTabBarSelection];
6931     } else if (remembered_ != nil) {
6932         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6933         transient_ = transient;
6934         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6935         remembered_ = nil;
6936         [self setViewControllers:controllers];
6937         [self revealTabBarSelection];
6938     }
6939 }
6940
6941 - (UIViewController *) unselectedViewController {
6942     return transient_;
6943 }
6944
6945 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6946     if ([self unselectedViewController])
6947         [self setUnselectedViewController:nil];
6948
6949     // presenting a UINavigationController on 2.x does not update its transitionView
6950     // if this view was unloaded, the tranitionView may currently be presenting nothing
6951     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6952         UINavigationController *navigation((UINavigationController *) viewController);
6953         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6954         [navigation popViewControllerAnimated:NO];
6955     }
6956 }
6957
6958 - (NSArray *) navigationURLCollection {
6959     NSMutableArray *items([NSMutableArray array]);
6960
6961     // XXX: Should this deal with transient view controllers?
6962     for (id navigation in [self viewControllers]) {
6963         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6964         if (stack != nil)
6965             [items addObject:stack];
6966     }
6967
6968     return items;
6969 }
6970
6971 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6972     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6973         [self setUnselectedViewController:nil];
6974     else
6975         [super dismissModalViewControllerAnimated:YES];
6976 }
6977
6978 - (void) unloadData {
6979     [super unloadData];
6980
6981     for (UINavigationController *controller in [self viewControllers])
6982         [controller unloadData];
6983
6984     if (UIViewController *selected = [self selectedViewController])
6985         [selected reloadData];
6986
6987     if (UIViewController *unselected = [self unselectedViewController]) {
6988         [unselected unloadData];
6989         [unselected reloadData];
6990     }
6991 }
6992
6993 - (void) dealloc {
6994     [[NSNotificationCenter defaultCenter] removeObserver:self];
6995
6996     [super dealloc];
6997 }
6998
6999 - (id) initWithDatabase:(Database *)database {
7000     if ((self = [super init]) != nil) {
7001         database_ = database;
7002         [self setDelegate:self];
7003
7004         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7005         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
7006
7007         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
7008     } return self;
7009 }
7010
7011 - (void) setUpdate:(NSDate *)date {
7012     [self beginUpdate];
7013 }
7014
7015 - (void) beginUpdate {
7016     [(RefreshBar *) refreshbar_ start];
7017     [self dropBar:YES];
7018
7019     [updatedelegate_ retainNetworkActivityIndicator];
7020     updating_ = true;
7021
7022     [NSThread
7023         detachNewThreadSelector:@selector(performUpdate)
7024         toTarget:self
7025         withObject:nil
7026     ];
7027 }
7028
7029 - (void) performUpdate {
7030     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7031
7032     Status status;
7033     status.setDelegate(self);
7034     [database_ updateWithStatus:status];
7035
7036     [self
7037         performSelectorOnMainThread:@selector(completeUpdate)
7038         withObject:nil
7039         waitUntilDone:NO
7040     ];
7041
7042     [pool release];
7043 }
7044
7045 - (void) stopUpdateWithSelector:(SEL)selector {
7046     updating_ = false;
7047     [updatedelegate_ releaseNetworkActivityIndicator];
7048
7049     [self raiseBar:YES];
7050     [refreshbar_ stop];
7051
7052     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7053 }
7054
7055 - (void) completeUpdate {
7056     if (!updating_)
7057         return;
7058     [self stopUpdateWithSelector:@selector(reloadData)];
7059 }
7060
7061 - (void) cancelUpdate {
7062     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7063 }
7064
7065 - (void) cancelPressed {
7066     [self cancelUpdate];
7067 }
7068
7069 - (BOOL) updating {
7070     return updating_;
7071 }
7072
7073 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7074     [refreshbar_ setPrompt:[event compoundMessage]];
7075 }
7076
7077 - (bool) isProgressCancelled {
7078     return !updating_;
7079 }
7080
7081 - (void) setProgressCancellable:(NSNumber *)cancellable {
7082     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7083 }
7084
7085 - (void) setProgressPercent:(NSNumber *)percent {
7086     [refreshbar_ setProgress:[percent floatValue]];
7087 }
7088
7089 - (void) setProgressStatus:(NSDictionary *)status {
7090     if (status != nil)
7091         [self setProgressPercent:[status objectForKey:@"Percent"]];
7092 }
7093
7094 - (void) setUpdateDelegate:(id)delegate {
7095     updatedelegate_ = delegate;
7096 }
7097
7098 - (UIView *) transitionView {
7099     if ([self respondsToSelector:@selector(_transitionView)])
7100         return [self _transitionView];
7101     else
7102         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7103 }
7104
7105 - (void) dropBar:(BOOL)animated {
7106     if (dropped_)
7107         return;
7108     dropped_ = true;
7109
7110     UIView *transition([self transitionView]);
7111     [[self view] addSubview:refreshbar_];
7112
7113     CGRect barframe([refreshbar_ frame]);
7114
7115     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7116         barframe.origin.y = CYStatusBarHeight();
7117     else
7118         barframe.origin.y = 0;
7119
7120     [refreshbar_ setFrame:barframe];
7121
7122     if (animated)
7123         [UIView beginAnimations:nil context:NULL];
7124
7125     CGRect viewframe = [transition frame];
7126     viewframe.origin.y += barframe.size.height;
7127     viewframe.size.height -= barframe.size.height;
7128     [transition setFrame:viewframe];
7129
7130     if (animated)
7131         [UIView commitAnimations];
7132
7133     // Ensure bar has the proper width for our view, it might have changed
7134     barframe.size.width = viewframe.size.width;
7135     [refreshbar_ setFrame:barframe];
7136 }
7137
7138 - (void) raiseBar:(BOOL)animated {
7139     if (!dropped_)
7140         return;
7141     dropped_ = false;
7142
7143     UIView *transition([self transitionView]);
7144     [refreshbar_ removeFromSuperview];
7145
7146     CGRect barframe([refreshbar_ frame]);
7147
7148     if (animated)
7149         [UIView beginAnimations:nil context:NULL];
7150
7151     CGRect viewframe = [transition frame];
7152     viewframe.origin.y -= barframe.size.height;
7153     viewframe.size.height += barframe.size.height;
7154     [transition setFrame:viewframe];
7155
7156     if (animated)
7157         [UIView commitAnimations];
7158 }
7159
7160 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7161     bool dropped(dropped_);
7162
7163     if (dropped)
7164         [self raiseBar:NO];
7165
7166     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7167
7168     if (dropped)
7169         [self dropBar:NO];
7170 }
7171
7172 - (void) statusBarFrameChanged:(NSNotification *)notification {
7173     if (dropped_) {
7174         [self raiseBar:NO];
7175         [self dropBar:NO];
7176     }
7177 }
7178
7179 @end
7180 /* }}} */
7181
7182 /* Cydia Navigation Controller Implementation {{{ */
7183 @implementation UINavigationController (Cydia)
7184
7185 - (NSArray *) navigationURLCollection {
7186     NSMutableArray *stack([NSMutableArray array]);
7187
7188     for (CyteViewController *controller in [self viewControllers]) {
7189         NSString *url = [[controller navigationURL] absoluteString];
7190         if (url != nil)
7191             [stack addObject:url];
7192     }
7193
7194     return stack;
7195 }
7196
7197 - (void) reloadData {
7198     [super reloadData];
7199
7200     UIViewController *visible([self visibleViewController]);
7201     if (visible != nil)
7202         [visible reloadData];
7203
7204     // on the iPad, this view controller is ALSO visible. :(
7205     if (IsWildcat_)
7206         if (UIViewController *top = [self topViewController])
7207             if (top != visible)
7208                 [top reloadData];
7209 }
7210
7211 - (void) unloadData {
7212     for (CyteViewController *page in [self viewControllers])
7213         [page unloadData];
7214
7215     [super unloadData];
7216 }
7217
7218 @end
7219 /* }}} */
7220
7221 /* Cydia:// Protocol {{{ */
7222 @interface CydiaURLProtocol : NSURLProtocol {
7223 }
7224
7225 @end
7226
7227 @implementation CydiaURLProtocol
7228
7229 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7230     NSURL *url([request URL]);
7231     if (url == nil)
7232         return NO;
7233
7234     NSString *scheme([[url scheme] lowercaseString]);
7235     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7236         return YES;
7237     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7238         return YES;
7239
7240     return NO;
7241 }
7242
7243 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7244     return request;
7245 }
7246
7247 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7248     id<NSURLProtocolClient> client([self client]);
7249     if (icon == nil)
7250         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7251     else {
7252         NSData *data(UIImagePNGRepresentation(icon));
7253
7254         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7255         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7256         [client URLProtocol:self didLoadData:data];
7257         [client URLProtocolDidFinishLoading:self];
7258     }
7259 }
7260
7261 - (void) startLoading {
7262     id<NSURLProtocolClient> client([self client]);
7263     NSURLRequest *request([self request]);
7264
7265     NSURL *url([request URL]);
7266     NSString *href([url absoluteString]);
7267     NSString *scheme([[url scheme] lowercaseString]);
7268
7269     NSString *path;
7270
7271     if ([scheme isEqualToString:@"cydia"])
7272         path = [href substringFromIndex:8];
7273     else if ([scheme isEqualToString:@"about"])
7274         path = [href substringFromIndex:12];
7275     else _assert(false);
7276
7277     NSRange slash([path rangeOfString:@"/"]);
7278
7279     NSString *command;
7280     if (slash.location == NSNotFound) {
7281         command = path;
7282         path = nil;
7283     } else {
7284         command = [path substringToIndex:slash.location];
7285         path = [path substringFromIndex:(slash.location + 1)];
7286     }
7287
7288     Database *database([Database sharedInstance]);
7289
7290     if ([command isEqualToString:@"package-icon"]) {
7291         if (path == nil)
7292             goto fail;
7293         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7294         Package *package([database packageWithName:path]);
7295         if (package == nil)
7296             goto fail;
7297         [package parse];
7298         UIImage *icon([package icon]);
7299         [self _returnPNGWithImage:icon forRequest:request];
7300     } else if ([command isEqualToString:@"uikit-image"]) {
7301         if (path == nil)
7302             goto fail;
7303         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7304         UIImage *icon(_UIImageWithName(path));
7305         [self _returnPNGWithImage:icon forRequest:request];
7306     } else if ([command isEqualToString:@"section-icon"]) {
7307         if (path == nil)
7308             goto fail;
7309         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7310         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7311         if (icon == nil)
7312             icon = [UIImage applicationImageNamed:@"unknown.png"];
7313         [self _returnPNGWithImage:icon forRequest:request];
7314     } else fail: {
7315         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7316     }
7317 }
7318
7319 - (void) stopLoading {
7320 }
7321
7322 @end
7323 /* }}} */
7324
7325 /* Section Controller {{{ */
7326 @interface SectionController : FilteredPackageListController {
7327     _H<IndirectDelegate, 1> indirect_;
7328     _H<CydiaObject> cydia_;
7329     _H<NSString> section_;
7330     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7331 }
7332
7333 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7334
7335 @end
7336
7337 @implementation SectionController
7338
7339 - (NSURL *) referrerURL {
7340     NSString *name = section_;
7341     if (name == nil)
7342         name = @"all";
7343
7344     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7345 }
7346
7347 - (NSURL *) navigationURL {
7348     NSString *name = section_;
7349     if (name == nil)
7350         name = @"all";
7351
7352     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7353 }
7354
7355 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7356     NSString *title;
7357     if (name == nil)
7358         title = UCLocalize("ALL_PACKAGES");
7359     else if (![name isEqual:@""])
7360         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7361     else
7362         title = UCLocalize("NO_SECTION");
7363
7364     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7365         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7366         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7367         section_ = name;
7368     } return self;
7369 }
7370
7371 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7372     return [super numberOfSectionsInTableView:list] + 1;
7373 }
7374
7375 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7376     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7377 }
7378
7379 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7380     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7381 }
7382
7383 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7384     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7385 }
7386
7387 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7388     if ([path section] != 0)
7389         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7390
7391     return promoted_[[path row]];
7392 }
7393
7394 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7395     if ([path section] != 0)
7396         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7397 }
7398
7399 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7400     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7401     return section == 0 ? 0 : section + 1;
7402 }
7403
7404 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7405     NSURL *url([request URL]);
7406     if (url == nil)
7407         return;
7408
7409     if ([frame isEqualToString:@"_open"])
7410         [delegate_ openURL:url];
7411     else {
7412         WebFrame *frame(nil);
7413         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7414             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7415         if (frame == nil)
7416             frame = [view mainFrame];
7417
7418         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7419
7420         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7421         [controller setDelegate:delegate_];
7422         [[self navigationController] pushViewController:controller animated:YES];
7423     }
7424
7425     [listener ignore];
7426 }
7427
7428 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7429     return [CydiaWebViewController requestWithHeaders:request];
7430 }
7431
7432 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7433     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7434 }
7435
7436 - (void) loadView {
7437     [super loadView];
7438
7439     // XXX: this code is horrible. I mean, wtf Jay?
7440     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7441         promoted_.resize(1);
7442
7443         for (unsigned i(0); i != promoted_.size(); ++i) {
7444             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7445                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7446                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7447                 ]]
7448
7449                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7450                 timeoutInterval:120
7451             ]]);
7452
7453             [promoted setDelegate:self];
7454             promoted_[i] = promoted;
7455         }
7456     }
7457 }
7458
7459 - (void) setDelegate:(id)delegate {
7460     [super setDelegate:delegate];
7461     [cydia_ setDelegate:delegate];
7462 }
7463
7464 - (void) releaseSubviews {
7465     promoted_.clear();
7466     [super releaseSubviews];
7467 }
7468
7469 @end
7470 /* }}} */
7471 /* Sections Controller {{{ */
7472 @interface SectionsController : CyteViewController <
7473     UITableViewDataSource,
7474     UITableViewDelegate
7475 > {
7476     _transient Database *database_;
7477     _H<NSMutableArray> sections_;
7478     _H<NSMutableArray> filtered_;
7479     _H<UITableView, 2> list_;
7480 }
7481
7482 - (id) initWithDatabase:(Database *)database;
7483 - (void) editButtonClicked;
7484
7485 @end
7486
7487 @implementation SectionsController
7488
7489 - (NSURL *) navigationURL {
7490     return [NSURL URLWithString:@"cydia://sections"];
7491 }
7492
7493 - (void) updateNavigationItem {
7494     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7495     if ([sections_ count] == 0) {
7496         [[self navigationItem] setRightBarButtonItem:nil];
7497     } else {
7498         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7499             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7500             target:self
7501             action:@selector(editButtonClicked)
7502         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7503     }
7504 }
7505
7506 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7507     [super setEditing:editing animated:animated];
7508
7509     if (editing)
7510         [list_ reloadData];
7511     else
7512         [delegate_ updateData];
7513
7514     [self updateNavigationItem];
7515 }
7516
7517 - (void) viewDidAppear:(BOOL)animated {
7518     [super viewDidAppear:animated];
7519     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7520 }
7521
7522 - (void) viewWillDisappear:(BOOL)animated {
7523     [super viewWillDisappear:animated];
7524     [self setEditing:NO];
7525 }
7526
7527 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7528     Section *section = nil;
7529     int index = [indexPath row];
7530     if (![self isEditing]) {
7531         index -= 1;
7532         if (index >= 0)
7533             section = [filtered_ objectAtIndex:index];
7534     } else {
7535         section = [sections_ objectAtIndex:index];
7536     }
7537     return section;
7538 }
7539
7540 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7541     if ([self isEditing])
7542         return [sections_ count];
7543     else
7544         return [filtered_ count] + 1;
7545 }
7546
7547 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7548     return 45.0f;
7549 }*/
7550
7551 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7552     static NSString *reuseIdentifier = @"SectionCell";
7553
7554     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7555     if (cell == nil)
7556         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7557
7558     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7559
7560     return cell;
7561 }
7562
7563 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7564     if ([self isEditing])
7565         return;
7566
7567     Section *section = [self sectionAtIndexPath:indexPath];
7568
7569     SectionController *controller = [[[SectionController alloc]
7570         initWithDatabase:database_
7571         section:[section name]
7572     ] autorelease];
7573     [controller setDelegate:delegate_];
7574
7575     [[self navigationController] pushViewController:controller animated:YES];
7576 }
7577
7578 - (void) loadView {
7579     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7580     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7581     [list_ setRowHeight:45.0f];
7582     [(UITableView *) list_ setDataSource:self];
7583     [list_ setDelegate:self];
7584     [self setView:list_];
7585 }
7586
7587 - (void) viewDidLoad {
7588     [super viewDidLoad];
7589
7590     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7591 }
7592
7593 - (void) releaseSubviews {
7594     list_ = nil;
7595
7596     sections_ = nil;
7597     filtered_ = nil;
7598
7599     [super releaseSubviews];
7600 }
7601
7602 - (id) initWithDatabase:(Database *)database {
7603     if ((self = [super init]) != nil) {
7604         database_ = database;
7605     } return self;
7606 }
7607
7608 - (void) reloadData {
7609     [super reloadData];
7610
7611     NSArray *packages = [database_ packages];
7612
7613     sections_ = [NSMutableArray arrayWithCapacity:16];
7614     filtered_ = [NSMutableArray arrayWithCapacity:16];
7615
7616     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7617
7618     _trace();
7619     for (Package *package in packages) {
7620         NSString *name([package section]);
7621         NSString *key(name == nil ? @"" : name);
7622
7623         Section *section;
7624
7625         _profile(SectionsView$reloadData$Section)
7626             section = [sections objectForKey:key];
7627             if (section == nil) {
7628                 _profile(SectionsView$reloadData$Section$Allocate)
7629                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7630                     [sections setObject:section forKey:key];
7631                 _end
7632             }
7633         _end
7634
7635         [section addToCount];
7636
7637         _profile(SectionsView$reloadData$Filter)
7638             if (![package valid] || ![package visible])
7639                 continue;
7640         _end
7641
7642         [section addToRow];
7643     }
7644     _trace();
7645
7646     [sections_ addObjectsFromArray:[sections allValues]];
7647
7648     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7649
7650     for (Section *section in (id) sections_) {
7651         size_t count([section row]);
7652         if (count == 0)
7653             continue;
7654
7655         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7656         [section setCount:count];
7657         [filtered_ addObject:section];
7658     }
7659
7660     [self updateNavigationItem];
7661     [list_ reloadData];
7662     _trace();
7663 }
7664
7665 - (void) editButtonClicked {
7666     [self setEditing:![self isEditing] animated:YES];
7667 }
7668
7669 @end
7670 /* }}} */
7671
7672 /* Changes Controller {{{ */
7673 @interface ChangesController : CyteViewController <
7674     CyteWebViewDelegate,
7675     UITableViewDataSource,
7676     UITableViewDelegate
7677 > {
7678     _transient Database *database_;
7679     unsigned era_;
7680     _H<NSMutableArray> packages_;
7681     _H<NSMutableArray> sections_;
7682     _H<UITableView, 2> list_;
7683     _H<CyteWebView, 1> dickbar_;
7684     unsigned upgrades_;
7685     _H<IndirectDelegate, 1> indirect_;
7686     _H<CydiaObject> cydia_;
7687 }
7688
7689 - (id) initWithDatabase:(Database *)database;
7690
7691 @end
7692
7693 @implementation ChangesController
7694
7695 - (NSURL *) navigationURL {
7696     return [NSURL URLWithString:@"cydia://changes"];
7697 }
7698
7699 - (void) viewDidAppear:(BOOL)animated {
7700     [super viewDidAppear:animated];
7701     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7702 }
7703
7704 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7705     NSInteger count([sections_ count]);
7706     return count == 0 ? 1 : count;
7707 }
7708
7709 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7710     if ([sections_ count] == 0)
7711         return nil;
7712     return [[sections_ objectAtIndex:section] name];
7713 }
7714
7715 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7716     if ([sections_ count] == 0)
7717         return 0;
7718     return [[sections_ objectAtIndex:section] count];
7719 }
7720
7721 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7722 @synchronized (database_) {
7723     if ([database_ era] != era_)
7724         return nil;
7725
7726     NSUInteger sectionIndex([path section]);
7727     if (sectionIndex >= [sections_ count])
7728         return nil;
7729     Section *section([sections_ objectAtIndex:sectionIndex]);
7730     NSInteger row([path row]);
7731     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7732 } }
7733
7734 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7735     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7736     if (cell == nil)
7737         cell = [[[PackageCell alloc] init] autorelease];
7738
7739     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7740     [cell setPackage:package asSummary:false];
7741     return cell;
7742 }
7743
7744 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7745     Package *package([self packageAtIndexPath:path]);
7746     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7747     [view setDelegate:delegate_];
7748     [[self navigationController] pushViewController:view animated:YES];
7749     return path;
7750 }
7751
7752 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7753     NSString *context([alert context]);
7754
7755     if ([context isEqualToString:@"norefresh"])
7756         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7757 }
7758
7759 - (void) refreshButtonClicked {
7760     if (IsReachable("cydia.saurik.com")) {
7761         [delegate_ beginUpdate];
7762         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7763     } else {
7764         UIAlertView *alert = [[[UIAlertView alloc]
7765             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7766             message:@"Host Unreachable" // XXX: Localize
7767             delegate:self
7768             cancelButtonTitle:UCLocalize("OK")
7769             otherButtonTitles:nil
7770         ] autorelease];
7771
7772         [alert setContext:@"norefresh"];
7773         [alert show];
7774     }
7775 }
7776
7777 - (void) upgradeButtonClicked {
7778     [delegate_ distUpgrade];
7779     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7780 }
7781
7782 - (void) loadView {
7783     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7784     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7785     [self setView:view];
7786
7787     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7788     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7789     [list_ setRowHeight:73];
7790     [(UITableView *) list_ setDataSource:self];
7791     [list_ setDelegate:self];
7792     [view addSubview:list_];
7793
7794     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7795         CGRect dickframe([view bounds]);
7796         dickframe.size.height = 44;
7797
7798         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7799         [dickbar_ setDelegate:self];
7800         [view addSubview:dickbar_];
7801
7802         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7803         [dickbar_ setScalesPageToFit:YES];
7804
7805         UIWebDocumentView *document([dickbar_ _documentView]);
7806         [document setBackgroundColor:[UIColor clearColor]];
7807         [document setDrawsBackground:NO];
7808
7809         WebView *webview([document webView]);
7810         [webview setShouldUpdateWhileOffscreen:NO];
7811
7812         UIScrollView *scroller([dickbar_ scrollView]);
7813         [scroller setScrollingEnabled:NO];
7814         [scroller setFixedBackgroundPattern:YES];
7815         [scroller setBackgroundColor:[UIColor clearColor]];
7816
7817         WebPreferences *preferences([webview preferences]);
7818         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7819         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7820         [preferences setOfflineWebApplicationCacheEnabled:YES];
7821
7822         [dickbar_ loadRequest:[NSURLRequest
7823             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7824             cachePolicy:NSURLRequestUseProtocolCachePolicy
7825             timeoutInterval:120
7826         ]];
7827
7828         UIEdgeInsets inset = {44, 0, 0, 0};
7829         [list_ setContentInset:inset];
7830
7831         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7832     }
7833 }
7834
7835 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7836     NSURL *url([request URL]);
7837     if (url == nil)
7838         return;
7839
7840     if ([frame isEqualToString:@"_open"])
7841         [delegate_ openURL:url];
7842     else {
7843         WebFrame *frame(nil);
7844         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7845             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7846         if (frame == nil)
7847             frame = [view mainFrame];
7848
7849         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7850
7851         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7852         [controller setDelegate:delegate_];
7853         [[self navigationController] pushViewController:controller animated:YES];
7854     }
7855
7856     [listener ignore];
7857 }
7858
7859 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7860     return [CydiaWebViewController requestWithHeaders:request];
7861 }
7862
7863 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7864     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7865 }
7866
7867 - (void) setDelegate:(id)delegate {
7868     [super setDelegate:delegate];
7869     [cydia_ setDelegate:delegate];
7870 }
7871
7872 - (void) viewDidLoad {
7873     [super viewDidLoad];
7874
7875     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7876 }
7877
7878 - (void) releaseSubviews {
7879     list_ = nil;
7880
7881     packages_ = nil;
7882     sections_ = nil;
7883     dickbar_ = nil;
7884
7885     [super releaseSubviews];
7886 }
7887
7888 - (id) initWithDatabase:(Database *)database {
7889     if ((self = [super init]) != nil) {
7890         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7891         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7892         database_ = database;
7893     } return self;
7894 }
7895
7896 - (NSMutableArray *) _reloadPackages {
7897 @synchronized (database_) {
7898     era_ = [database_ era];
7899     NSArray *packages([database_ packages]);
7900
7901     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7902
7903     _trace();
7904     _profile(ChangesController$_reloadPackages$Filter)
7905         for (Package *package in packages)
7906             if ([package upgradableAndEssential:YES] || [package visible])
7907                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7908     _end
7909     _trace();
7910     _profile(ChangesController$_reloadPackages$radixSort)
7911         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7912     _end
7913     _trace();
7914
7915     return filtered;
7916 } }
7917
7918 - (void) _reloadData {
7919     NSMutableArray *packages;
7920
7921   reload:
7922     if (true) {
7923         UIProgressHUD *hud([delegate_ addProgressHUD]);
7924         [hud setText:UCLocalize("LOADING")];
7925         //NSLog(@"HUD:%@::%@", delegate_, hud);
7926         packages = [self yieldToSelector:@selector(_reloadPackages)];
7927         [delegate_ removeProgressHUD:hud];
7928     } else {
7929         packages = [self _reloadPackages];
7930     }
7931
7932 @synchronized (database_) {
7933     if (era_ != [database_ era])
7934         goto reload;
7935
7936     packages_ = packages;
7937     sections_ = [NSMutableArray arrayWithCapacity:16];
7938
7939     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7940     Section *ignored = nil;
7941     Section *section = nil;
7942     time_t last = 0;
7943
7944     upgrades_ = 0;
7945     bool unseens = false;
7946
7947     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7948
7949     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7950         Package *package = [packages_ objectAtIndex:offset];
7951
7952         BOOL uae = [package upgradableAndEssential:YES];
7953
7954         if (!uae) {
7955             unseens = true;
7956             time_t seen([package seen]);
7957
7958             if (section == nil || last != seen) {
7959                 last = seen;
7960
7961                 NSString *name;
7962                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7963                 [name autorelease];
7964
7965                 _profile(ChangesController$reloadData$Allocate)
7966                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7967                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7968                     [sections_ addObject:section];
7969                 _end
7970             }
7971
7972             [section addToCount];
7973         } else if ([package ignored]) {
7974             if (ignored == nil) {
7975                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7976             }
7977             [ignored addToCount];
7978         } else {
7979             ++upgrades_;
7980             [upgradable addToCount];
7981         }
7982     }
7983     _trace();
7984
7985     CFRelease(formatter);
7986
7987     if (unseens) {
7988         Section *last = [sections_ lastObject];
7989         size_t count = [last count];
7990         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7991         [sections_ removeLastObject];
7992     }
7993
7994     if ([ignored count] != 0)
7995         [sections_ insertObject:ignored atIndex:0];
7996     if (upgrades_ != 0)
7997         [sections_ insertObject:upgradable atIndex:0];
7998
7999     [list_ reloadData];
8000
8001     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
8002         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
8003         style:UIBarButtonItemStylePlain
8004         target:self
8005         action:@selector(upgradeButtonClicked)
8006     ] autorelease]) animated:YES];
8007
8008     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
8009         initWithTitle:UCLocalize("REFRESH")
8010         style:UIBarButtonItemStylePlain
8011         target:self
8012         action:@selector(refreshButtonClicked)
8013     ] autorelease]) animated:YES];
8014
8015     PrintTimes();
8016 } }
8017
8018 - (void) reloadData {
8019     [super reloadData];
8020     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
8021 }
8022
8023 @end
8024 /* }}} */
8025 /* Search Controller {{{ */
8026 @interface SearchController : FilteredPackageListController <
8027     UISearchBarDelegate
8028 > {
8029     _H<UISearchBar, 1> search_;
8030     BOOL searchloaded_;
8031 }
8032
8033 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8034 - (void) reloadData;
8035
8036 @end
8037
8038 @implementation SearchController
8039
8040 - (NSURL *) referrerURL {
8041     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8042 }
8043
8044 - (NSURL *) navigationURL {
8045     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8046         return [NSURL URLWithString:@"cydia://search"];
8047     else
8048         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8049 }
8050
8051 - (NSArray *) termsForQuery:(NSString *)query {
8052     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8053     for (NSString *component in [query componentsSeparatedByString:@" "])
8054         if ([component length] != 0)
8055             [terms addObject:component];
8056
8057     return terms;
8058 }
8059
8060 - (void) useSearch {
8061     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8062     [self clearData];
8063     [self reloadData];
8064 }
8065
8066 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8067     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8068     [self clearData];
8069     [self reloadData];
8070 }
8071
8072 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8073     [search_ resignFirstResponder];
8074     [self useSearch];
8075 }
8076
8077 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8078     [search_ setText:@""];
8079     [self searchBarButtonClicked:searchBar];
8080 }
8081
8082 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8083     [self searchBarButtonClicked:searchBar];
8084 }
8085
8086 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8087     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8088     [self reloadData];
8089 }
8090
8091 - (bool) shouldYield {
8092     return YES;
8093 }
8094
8095 - (bool) shouldBlock {
8096     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8097 }
8098
8099 - (bool) isSummarized {
8100     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8101 }
8102
8103 - (bool) showsSections {
8104     return false;
8105 }
8106
8107 - (NSMutableArray *) _reloadPackages {
8108     NSMutableArray *packages([super _reloadPackages]);
8109     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8110         [packages radixSortUsingSelector:@selector(rank)];
8111     return packages;
8112 }
8113
8114 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8115     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8116         search_ = [[[UISearchBar alloc] init] autorelease];
8117         [search_ setDelegate:self];
8118
8119         if (query != nil)
8120             [search_ setText:query];
8121     } return self;
8122 }
8123
8124 - (void) viewDidAppear:(BOOL)animated {
8125     [super viewDidAppear:animated];
8126
8127     if (!searchloaded_) {
8128         searchloaded_ = YES;
8129         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8130         [search_ layoutSubviews];
8131         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8132
8133         UITextField *textField;
8134         if ([search_ respondsToSelector:@selector(searchField)])
8135             textField = [search_ searchField];
8136         else
8137             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8138
8139         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8140         [textField setEnablesReturnKeyAutomatically:NO];
8141         [[self navigationItem] setTitleView:textField];
8142     }
8143
8144     if ([self isSummarized])
8145         [search_ becomeFirstResponder];
8146 }
8147
8148 - (void) reloadData {
8149     id object([search_ text]);
8150     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8151         object = [self termsForQuery:object];
8152
8153     [self setObject:object];
8154     [self resetCursor];
8155
8156     [super reloadData];
8157 }
8158
8159 - (void) didSelectPackage:(Package *)package {
8160     [search_ resignFirstResponder];
8161     [super didSelectPackage:package];
8162 }
8163
8164 @end
8165 /* }}} */
8166 /* Package Settings Controller {{{ */
8167 @interface PackageSettingsController : CyteViewController <
8168     UITableViewDataSource,
8169     UITableViewDelegate
8170 > {
8171     _transient Database *database_;
8172     _H<NSString> name_;
8173     _H<Package> package_;
8174     _H<UITableView, 2> table_;
8175     _H<UISwitch> subscribedSwitch_;
8176     _H<UISwitch> ignoredSwitch_;
8177     _H<UITableViewCell> subscribedCell_;
8178     _H<UITableViewCell> ignoredCell_;
8179 }
8180
8181 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8182
8183 @end
8184
8185 @implementation PackageSettingsController
8186
8187 - (NSURL *) navigationURL {
8188     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8189 }
8190
8191 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8192     if (package_ == nil)
8193         return 0;
8194
8195     if ([package_ installed] == nil)
8196         return 1;
8197     else
8198         return 2;
8199 }
8200
8201 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8202     if (package_ == nil)
8203         return 0;
8204
8205     // both sections contain just one item right now.
8206     return 1;
8207 }
8208
8209 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8210     return nil;
8211 }
8212
8213 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8214     if (section == 0)
8215         return UCLocalize("SHOW_ALL_CHANGES_EX");
8216     else
8217         return UCLocalize("IGNORE_UPGRADES_EX");
8218 }
8219
8220 - (void) onSubscribed:(id)control {
8221     bool value([control isOn]);
8222     if (package_ == nil)
8223         return;
8224     if ([package_ setSubscribed:value])
8225         [delegate_ updateData];
8226 }
8227
8228 - (void) _updateIgnored {
8229     const char *package([name_ UTF8String]);
8230     bool on([ignoredSwitch_ isOn]);
8231
8232     pid_t pid(ExecFork());
8233     if (pid == 0) {
8234         FILE *dpkg(popen("dpkg --set-selections", "w"));
8235         fwrite(package, strlen(package), 1, dpkg);
8236
8237         if (on)
8238             fwrite(" hold\n", 6, 1, dpkg);
8239         else
8240             fwrite(" install\n", 9, 1, dpkg);
8241
8242         pclose(dpkg);
8243
8244         exit(0);
8245         _assert(false);
8246     }
8247
8248     ReapZombie(pid);
8249 }
8250
8251 - (void) onIgnored:(id)control {
8252     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8253     [invocation setTarget:self];
8254     [invocation setSelector:@selector(_updateIgnored)];
8255
8256     [delegate_ reloadDataWithInvocation:invocation];
8257 }
8258
8259 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8260     if (package_ == nil)
8261         return nil;
8262
8263     switch ([indexPath section]) {
8264         case 0: return subscribedCell_;
8265         case 1: return ignoredCell_;
8266
8267         _nodefault
8268     }
8269
8270     return nil;
8271 }
8272
8273 - (void) loadView {
8274     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8275     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8276     [self setView:view];
8277
8278     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8279     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8280     [(UITableView *) table_ setDataSource:self];
8281     [table_ setDelegate:self];
8282     [view addSubview:table_];
8283
8284     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8285     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8286     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8287
8288     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8289     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8290     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8291
8292     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8293     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8294     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8295     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8296
8297     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8298     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8299     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8300     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8301 }
8302
8303 - (void) viewDidLoad {
8304     [super viewDidLoad];
8305
8306     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8307 }
8308
8309 - (void) releaseSubviews {
8310     ignoredCell_ = nil;
8311     subscribedCell_ = nil;
8312     table_ = nil;
8313     ignoredSwitch_ = nil;
8314     subscribedSwitch_ = nil;
8315
8316     [super releaseSubviews];
8317 }
8318
8319 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8320     if ((self = [super init]) != nil) {
8321         database_ = database;
8322         name_ = package;
8323     } return self;
8324 }
8325
8326 - (void) reloadData {
8327     [super reloadData];
8328
8329     package_ = [database_ packageWithName:name_];
8330
8331     if (package_ != nil) {
8332         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8333         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8334     } // XXX: what now, G?
8335
8336     [table_ reloadData];
8337 }
8338
8339 @end
8340 /* }}} */
8341
8342 /* Installed Controller {{{ */
8343 @interface InstalledController : FilteredPackageListController {
8344     BOOL expert_;
8345 }
8346
8347 - (id) initWithDatabase:(Database *)database;
8348
8349 - (void) updateRoleButton;
8350 - (void) queueStatusDidChange;
8351
8352 @end
8353
8354 @implementation InstalledController
8355
8356 - (NSURL *) referrerURL {
8357     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8358 }
8359
8360 - (NSURL *) navigationURL {
8361     return [NSURL URLWithString:@"cydia://installed"];
8362 }
8363
8364 - (id) initWithDatabase:(Database *)database {
8365     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8366         [self updateRoleButton];
8367         [self queueStatusDidChange];
8368     } return self;
8369 }
8370
8371 #if !AlwaysReload
8372 - (void) queueButtonClicked {
8373     [delegate_ queue];
8374 }
8375 #endif
8376
8377 - (void) queueStatusDidChange {
8378 #if !AlwaysReload
8379     if (IsWildcat_) {
8380         if (Queuing_) {
8381             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8382                 initWithTitle:UCLocalize("QUEUE")
8383                 style:UIBarButtonItemStyleDone
8384                 target:self
8385                 action:@selector(queueButtonClicked)
8386             ] autorelease]];
8387         } else {
8388             [[self navigationItem] setLeftBarButtonItem:nil];
8389         }
8390     }
8391 #endif
8392 }
8393
8394 - (void) updateRoleButton {
8395     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8396         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8397             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8398             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8399             target:self
8400             action:@selector(roleButtonClicked)
8401         ] autorelease]];
8402 }
8403
8404 - (void) roleButtonClicked {
8405     [self setObject:[NSNumber numberWithBool:expert_]];
8406     [self reloadData];
8407     expert_ = !expert_;
8408
8409     [self updateRoleButton];
8410 }
8411
8412 @end
8413 /* }}} */
8414
8415 /* Source Cell {{{ */
8416 @interface SourceCell : CyteTableViewCell <
8417     CyteTableViewCellDelegate
8418 > {
8419     _H<NSURL> url_;
8420     _H<UIImage> icon_;
8421     _H<NSString> origin_;
8422     _H<NSString> label_;
8423 }
8424
8425 - (void) setSource:(Source *)source;
8426
8427 @end
8428
8429 @implementation SourceCell
8430
8431 - (void) _setImage:(NSArray *)data {
8432     if ([url_ isEqual:[data objectAtIndex:0]]) {
8433         icon_ = [data objectAtIndex:1];
8434         [content_ setNeedsDisplay];
8435     }
8436 }
8437
8438 - (void) _setSource:(NSURL *) url {
8439     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8440
8441     if (NSData *data = [NSURLConnection
8442         sendSynchronousRequest:[NSURLRequest
8443             requestWithURL:url
8444             cachePolicy:NSURLRequestUseProtocolCachePolicy
8445             timeoutInterval:10
8446         ]
8447
8448         returningResponse:NULL
8449         error:NULL
8450     ])
8451         if (UIImage *image = [UIImage imageWithData:data])
8452             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8453
8454     [pool release];
8455 }
8456
8457 - (void) setSource:(Source *)source {
8458     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8459
8460     origin_ = [source name];
8461     label_ = [source rooturi];
8462
8463     [content_ setNeedsDisplay];
8464
8465     url_ = [source iconURL];
8466     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8467 }
8468
8469 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8470     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8471         UIView *content([self contentView]);
8472         CGRect bounds([content bounds]);
8473
8474         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8475         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8476         [content_ setBackgroundColor:[UIColor whiteColor]];
8477         [content addSubview:content_];
8478
8479         [content_ setDelegate:self];
8480         [content_ setOpaque:YES];
8481
8482         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8483     } return self;
8484 }
8485
8486 - (NSString *) accessibilityLabel {
8487     return label_;
8488 }
8489
8490 - (void) drawContentRect:(CGRect)rect {
8491     bool highlighted(highlighted_);
8492     float width(rect.size.width);
8493
8494     if (icon_ != nil) {
8495         CGRect rect;
8496         rect.size = [(UIImage *) icon_ size];
8497
8498         while (rect.size.width > 32 || rect.size.height > 32) {
8499             rect.size.width /= 2;
8500             rect.size.height /= 2;
8501         }
8502
8503         rect.origin.x = 25 - rect.size.width / 2;
8504         rect.origin.y = 25 - rect.size.height / 2;
8505
8506         [icon_ drawInRect:rect];
8507     }
8508
8509     if (highlighted)
8510         UISetColor(White_);
8511
8512     if (!highlighted)
8513         UISetColor(Black_);
8514     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8515
8516     if (!highlighted)
8517         UISetColor(Gray_);
8518     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8519 }
8520
8521 @end
8522 /* }}} */
8523 /* Source Controller {{{ */
8524 @interface SourceController : FilteredPackageListController {
8525     _transient Source *source_;
8526     _H<NSString> key_;
8527 }
8528
8529 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8530
8531 @end
8532
8533 @implementation SourceController
8534
8535 - (NSURL *) referrerURL {
8536     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8537 }
8538
8539 - (NSURL *) navigationURL {
8540     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8541 }
8542
8543 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8544     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8545         source_ = source;
8546         key_ = [source key];
8547     } return self;
8548 }
8549
8550 - (void) reloadData {
8551     source_ = [database_ sourceWithKey:key_];
8552     key_ = [source_ key];
8553     [self setObject:source_];
8554
8555     [[self navigationItem] setTitle:[source_ label]];
8556
8557     [super reloadData];
8558 }
8559
8560 @end
8561 /* }}} */
8562 /* Sources Controller {{{ */
8563 @interface SourcesController : CyteViewController <
8564     UITableViewDataSource,
8565     UITableViewDelegate
8566 > {
8567     _transient Database *database_;
8568     unsigned era_;
8569
8570     _H<UITableView, 2> list_;
8571     _H<NSMutableArray> sources_;
8572     int offset_;
8573
8574     _H<NSString> href_;
8575     _H<UIProgressHUD> hud_;
8576     _H<NSError> error_;
8577
8578     //NSURLConnection *installer_;
8579     NSURLConnection *trivial_bz2_;
8580     NSURLConnection *trivial_gz_;
8581     //NSURLConnection *automatic_;
8582
8583     BOOL cydia_;
8584 }
8585
8586 - (id) initWithDatabase:(Database *)database;
8587 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8588
8589 @end
8590
8591 @implementation SourcesController
8592
8593 - (void) _releaseConnection:(NSURLConnection *)connection {
8594     if (connection != nil) {
8595         [connection cancel];
8596         //[connection setDelegate:nil];
8597         [connection release];
8598     }
8599 }
8600
8601 - (void) dealloc {
8602     //[self _releaseConnection:installer_];
8603     [self _releaseConnection:trivial_gz_];
8604     [self _releaseConnection:trivial_bz2_];
8605     //[self _releaseConnection:automatic_];
8606
8607     [super dealloc];
8608 }
8609
8610 - (NSURL *) navigationURL {
8611     return [NSURL URLWithString:@"cydia://sources"];
8612 }
8613
8614 - (void) viewDidAppear:(BOOL)animated {
8615     [super viewDidAppear:animated];
8616     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8617 }
8618
8619 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8620     return 1;
8621 }
8622
8623 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8624     return nil;
8625 }
8626
8627 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8628     return [sources_ count];
8629 }
8630
8631 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8632 @synchronized (database_) {
8633     if ([database_ era] != era_)
8634         return nil;
8635
8636     NSUInteger index([indexPath row]);
8637     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8638 } }
8639
8640 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8641     static NSString *cellIdentifier = @"SourceCell";
8642
8643     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8644     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8645     [cell setSource:[self sourceAtIndexPath:indexPath]];
8646     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8647
8648     return cell;
8649 }
8650
8651 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8652     Source *source = [self sourceAtIndexPath:indexPath];
8653     if (source == nil) return;
8654
8655     SourceController *controller = [[[SourceController alloc]
8656         initWithDatabase:database_
8657         source:source
8658     ] autorelease];
8659
8660     [controller setDelegate:delegate_];
8661
8662     [[self navigationController] pushViewController:controller animated:YES];
8663 }
8664
8665 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8666     Source *source = [self sourceAtIndexPath:indexPath];
8667     return [source record] != nil;
8668 }
8669
8670 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8671     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8672         Source *source = [self sourceAtIndexPath:indexPath];
8673         if (source == nil) return;
8674
8675         [Sources_ removeObjectForKey:[source key]];
8676         [delegate_ _saveConfig];
8677         [delegate_ reloadDataWithInvocation:nil];
8678     }
8679 }
8680
8681 - (void) complete {
8682     [delegate_ addTrivialSource:href_];
8683     href_ = nil;
8684
8685     [delegate_ syncData];
8686 }
8687
8688 - (NSString *) getWarning {
8689     NSString *href(href_);
8690     NSRange colon([href rangeOfString:@"://"]);
8691     if (colon.location != NSNotFound)
8692         href = [href substringFromIndex:(colon.location + 3)];
8693     href = [href stringByAddingPercentEscapes];
8694     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8695
8696     NSURL *url([NSURL URLWithString:href]);
8697
8698     NSStringEncoding encoding;
8699     NSError *error(nil);
8700
8701     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8702         return [warning length] == 0 ? nil : warning;
8703     return nil;
8704 }
8705
8706 - (void) _endConnection:(NSURLConnection *)connection {
8707     // XXX: the memory management in this method is horribly awkward
8708
8709     NSURLConnection **field = NULL;
8710     if (connection == trivial_bz2_)
8711         field = &trivial_bz2_;
8712     else if (connection == trivial_gz_)
8713         field = &trivial_gz_;
8714     _assert(field != NULL);
8715     [connection release];
8716     *field = nil;
8717
8718     if (
8719         trivial_bz2_ == nil &&
8720         trivial_gz_ == nil
8721     ) {
8722         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8723
8724         [delegate_ releaseNetworkActivityIndicator];
8725
8726         [delegate_ removeProgressHUD:hud_];
8727         hud_ = nil;
8728
8729         if (cydia_) {
8730             if (warning != nil) {
8731                 UIAlertView *alert = [[[UIAlertView alloc]
8732                     initWithTitle:UCLocalize("SOURCE_WARNING")
8733                     message:warning
8734                     delegate:self
8735                     cancelButtonTitle:UCLocalize("CANCEL")
8736                     otherButtonTitles:
8737                         UCLocalize("ADD_ANYWAY"),
8738                     nil
8739                 ] autorelease];
8740
8741                 [alert setContext:@"warning"];
8742                 [alert setNumberOfRows:1];
8743                 [alert show];
8744
8745                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8746                 error_ = nil;
8747                 return;
8748             }
8749
8750             [self complete];
8751         } else if (error_ != nil) {
8752             UIAlertView *alert = [[[UIAlertView alloc]
8753                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8754                 message:[error_ localizedDescription]
8755                 delegate:self
8756                 cancelButtonTitle:UCLocalize("OK")
8757                 otherButtonTitles:nil
8758             ] autorelease];
8759
8760             [alert setContext:@"urlerror"];
8761             [alert show];
8762
8763             href_ = nil;
8764         } else {
8765             UIAlertView *alert = [[[UIAlertView alloc]
8766                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8767                 message:UCLocalize("NOT_REPOSITORY_EX")
8768                 delegate:self
8769                 cancelButtonTitle:UCLocalize("OK")
8770                 otherButtonTitles:nil
8771             ] autorelease];
8772
8773             [alert setContext:@"trivial"];
8774             [alert show];
8775
8776             href_ = nil;
8777         }
8778
8779         error_ = nil;
8780     }
8781 }
8782
8783 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8784     switch ([response statusCode]) {
8785         case 200:
8786             cydia_ = YES;
8787     }
8788 }
8789
8790 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8791     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8792     error_ = error;
8793     [self _endConnection:connection];
8794 }
8795
8796 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8797     [self _endConnection:connection];
8798 }
8799
8800 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8801     NSURL *url([NSURL URLWithString:href]);
8802
8803     NSMutableURLRequest *request = [NSMutableURLRequest
8804         requestWithURL:url
8805         cachePolicy:NSURLRequestUseProtocolCachePolicy
8806         timeoutInterval:10
8807     ];
8808
8809     [request setHTTPMethod:method];
8810
8811     if (Machine_ != NULL)
8812         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8813
8814     if (UniqueID_ != nil)
8815         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8816
8817     if ([url isCydiaSecure]) {
8818         if (UniqueID_ != nil)
8819             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8820     }
8821
8822     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8823 }
8824
8825 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8826     NSString *context([alert context]);
8827
8828     if ([context isEqualToString:@"source"]) {
8829         switch (button) {
8830             case 1: {
8831                 NSString *href = [[alert textField] text];
8832
8833                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8834
8835                 if (![href hasSuffix:@"/"])
8836                     href_ = [href stringByAppendingString:@"/"];
8837                 else
8838                     href_ = href;
8839
8840                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8841                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8842                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8843
8844                 cydia_ = false;
8845
8846                 // XXX: this is stupid
8847                 hud_ = [delegate_ addProgressHUD];
8848                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8849                 [delegate_ retainNetworkActivityIndicator];
8850             } break;
8851
8852             case 0:
8853             break;
8854
8855             _nodefault
8856         }
8857
8858         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8859     } else if ([context isEqualToString:@"trivial"])
8860         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8861     else if ([context isEqualToString:@"urlerror"])
8862         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8863     else if ([context isEqualToString:@"warning"]) {
8864         switch (button) {
8865             case 1:
8866                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8867             break;
8868
8869             case 0:
8870             break;
8871
8872             _nodefault
8873         }
8874
8875         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8876     }
8877 }
8878
8879 - (void) loadView {
8880     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8881     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8882     [list_ setRowHeight:53];
8883     [(UITableView *) list_ setDataSource:self];
8884     [list_ setDelegate:self];
8885     [self setView:list_];
8886 }
8887
8888 - (void) viewDidLoad {
8889     [super viewDidLoad];
8890
8891     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8892     [self updateButtonsForEditingStatusAnimated:NO];
8893 }
8894
8895 - (void) viewWillAppear:(BOOL)animated {
8896     [super viewWillAppear:animated];
8897
8898     [list_ setEditing:NO];
8899     [self updateButtonsForEditingStatusAnimated:NO];
8900 }
8901
8902 - (void) releaseSubviews {
8903     list_ = nil;
8904
8905     sources_ = nil;
8906
8907     [super releaseSubviews];
8908 }
8909
8910 - (id) initWithDatabase:(Database *)database {
8911     if ((self = [super init]) != nil) {
8912         database_ = database;
8913     } return self;
8914 }
8915
8916 - (void) reloadData {
8917     [super reloadData];
8918
8919 @synchronized (database_) {
8920     era_ = [database_ era];
8921
8922     sources_ = [NSMutableArray arrayWithCapacity:16];
8923     [sources_ addObjectsFromArray:[database_ sources]];
8924     _trace();
8925     [sources_ sortUsingSelector:@selector(compareByName:)];
8926     _trace();
8927
8928     int count([sources_ count]);
8929     offset_ = 0;
8930     for (int i = 0; i != count; i++) {
8931         if ([[sources_ objectAtIndex:i] record] == nil)
8932             break;
8933         offset_++;
8934     }
8935
8936     [list_ reloadData];
8937 } }
8938
8939 - (void) showAddSourcePrompt {
8940     UIAlertView *alert = [[[UIAlertView alloc]
8941         initWithTitle:UCLocalize("ENTER_APT_URL")
8942         message:nil
8943         delegate:self
8944         cancelButtonTitle:UCLocalize("CANCEL")
8945         otherButtonTitles:
8946             UCLocalize("ADD_SOURCE"),
8947         nil
8948     ] autorelease];
8949
8950     [alert setContext:@"source"];
8951
8952     [alert setNumberOfRows:1];
8953     [alert addTextFieldWithValue:@"http://" label:@""];
8954
8955     UITextInputTraits *traits = [[alert textField] textInputTraits];
8956     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8957     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8958     [traits setKeyboardType:UIKeyboardTypeURL];
8959     // XXX: UIReturnKeyDone
8960     [traits setReturnKeyType:UIReturnKeyNext];
8961
8962     [alert show];
8963 }
8964
8965 - (void) addButtonClicked {
8966     [self showAddSourcePrompt];
8967 }
8968
8969 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8970     BOOL editing([list_ isEditing]);
8971
8972     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8973         initWithTitle:UCLocalize("ADD")
8974         style:UIBarButtonItemStylePlain
8975         target:self
8976         action:@selector(addButtonClicked)
8977     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8978
8979     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8980         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8981         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8982         target:self
8983         action:@selector(editButtonClicked)
8984     ] autorelease] animated:animated];
8985
8986     if (IsWildcat_ && !editing)
8987         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8988             initWithTitle:UCLocalize("SETTINGS")
8989             style:UIBarButtonItemStylePlain
8990             target:self
8991             action:@selector(settingsButtonClicked)
8992         ] autorelease]];
8993 }
8994
8995 - (void) settingsButtonClicked {
8996     [delegate_ showSettings];
8997 }
8998
8999 - (void) editButtonClicked {
9000     [list_ setEditing:![list_ isEditing] animated:YES];
9001     [self updateButtonsForEditingStatusAnimated:YES];
9002 }
9003
9004 @end
9005 /* }}} */
9006
9007 /* Settings Controller {{{ */
9008 @interface SettingsController : CyteViewController <
9009     UITableViewDataSource,
9010     UITableViewDelegate
9011 > {
9012     _transient Database *database_;
9013     // XXX: ok, "roledelegate_"?...
9014     _transient id roledelegate_;
9015     _H<UITableView, 2> table_;
9016     _H<UISegmentedControl> segment_;
9017     _H<UIView> container_;
9018 }
9019
9020 - (void) showDoneButton;
9021 - (void) resizeSegmentedControl;
9022
9023 @end
9024
9025 @implementation SettingsController
9026
9027 - (void) loadView {
9028     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9029     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9030     [table_ setDelegate:self];
9031     [(UITableView *) table_ setDataSource:self];
9032     [self setView:table_];
9033
9034     NSArray *items = [NSArray arrayWithObjects:
9035         UCLocalize("USER"),
9036         UCLocalize("HACKER"),
9037         UCLocalize("DEVELOPER"),
9038     nil];
9039     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9040     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9041     [container_ addSubview:segment_];
9042 }
9043
9044 - (void) viewDidLoad {
9045     [super viewDidLoad];
9046
9047     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9048
9049     int index = -1;
9050     if ([Role_ isEqualToString:@"User"]) index = 0;
9051     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9052     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9053     if (index != -1) {
9054         [segment_ setSelectedSegmentIndex:index];
9055         [self showDoneButton];
9056     }
9057
9058     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9059     [self resizeSegmentedControl];
9060 }
9061
9062 - (void) releaseSubviews {
9063     table_ = nil;
9064     segment_ = nil;
9065     container_ = nil;
9066
9067     [super releaseSubviews];
9068 }
9069
9070 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9071     if ((self = [super init]) != nil) {
9072         database_ = database;
9073         roledelegate_ = delegate;
9074     } return self;
9075 }
9076
9077 - (void) resizeSegmentedControl {
9078     CGFloat width = [[self view] frame].size.width;
9079     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9080 }
9081
9082 - (void) viewWillAppear:(BOOL)animated {
9083     [super viewWillAppear:animated];
9084     [self resizeSegmentedControl];
9085 }
9086
9087 - (void) viewDidAppear:(BOOL)animated {
9088     [super viewDidAppear:animated];
9089     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9090     [self resizeSegmentedControl];
9091 }
9092
9093 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9094     [self resizeSegmentedControl];
9095 }
9096
9097 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9098     [self resizeSegmentedControl];
9099 }
9100
9101 - (void) save {
9102     NSString *role(nil);
9103
9104     switch ([segment_ selectedSegmentIndex]) {
9105         case 0: role = @"User"; break;
9106         case 1: role = @"Hacker"; break;
9107         case 2: role = @"Developer"; break;
9108
9109         _nodefault
9110     }
9111
9112     if (![role isEqualToString:Role_]) {
9113         bool rolling(Role_ == nil);
9114         Role_ = role;
9115
9116         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9117             Role_, @"Role",
9118         nil];
9119
9120         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9121         Changed_ = true;
9122
9123         if (rolling)
9124             [roledelegate_ loadData];
9125         else
9126             [roledelegate_ updateData];
9127     }
9128 }
9129
9130 - (void) segmentChanged:(UISegmentedControl *)control {
9131     [self showDoneButton];
9132 }
9133
9134 - (void) saveAndClose {
9135     [self save];
9136
9137     [[self navigationItem] setRightBarButtonItem:nil];
9138     [[self navigationController] dismissModalViewControllerAnimated:YES];
9139 }
9140
9141 - (void) doneButtonClicked {
9142     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9143     [spinner startAnimating];
9144     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9145     [[self navigationItem] setRightBarButtonItem:spinItem];
9146
9147     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9148 }
9149
9150 - (void) showDoneButton {
9151     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9152         initWithTitle:UCLocalize("DONE")
9153         style:UIBarButtonItemStyleDone
9154         target:self
9155         action:@selector(doneButtonClicked)
9156     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9157 }
9158
9159 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9160     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9161     return 6;
9162 }
9163
9164 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9165     return 0; // :(
9166 }
9167
9168 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9169     return nil; // This method is required by the protocol.
9170 }
9171
9172 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9173     if (section == 1)
9174         return UCLocalize("ROLE_EX");
9175     if (section == 4)
9176         return [NSString stringWithFormat:
9177             @"%@: %@\n%@: %@\n%@: %@",
9178             UCLocalize("USER"), UCLocalize("USER_EX"),
9179             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9180             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9181         ];
9182     else return nil;
9183 }
9184
9185 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9186     return section == 3 ? 44.0f : 0;
9187 }
9188
9189 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9190     return section == 3 ? container_ : nil;
9191 }
9192
9193 - (void) reloadData {
9194     [super reloadData];
9195
9196     [table_ reloadData];
9197 }
9198
9199 @end
9200 /* }}} */
9201 /* Stash Controller {{{ */
9202 @interface StashController : CyteViewController {
9203     _H<UIActivityIndicatorView> spinner_;
9204     _H<UILabel> status_;
9205     _H<UILabel> caption_;
9206 }
9207
9208 @end
9209
9210 @implementation StashController
9211
9212 - (void) loadView {
9213     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9214     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9215     [self setView:view];
9216
9217     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9218
9219     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9220     CGRect spinrect = [spinner_ frame];
9221     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9222     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9223     [spinner_ setFrame:spinrect];
9224     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9225     [view addSubview:spinner_];
9226     [spinner_ startAnimating];
9227
9228     CGRect captrect;
9229     captrect.size.width = [[self view] frame].size.width;
9230     captrect.size.height = 40.0f;
9231     captrect.origin.x = 0;
9232     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9233     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9234     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9235     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9236     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9237     [caption_ setTextColor:[UIColor whiteColor]];
9238     [caption_ setBackgroundColor:[UIColor clearColor]];
9239     [caption_ setShadowColor:[UIColor blackColor]];
9240     [caption_ setTextAlignment:UITextAlignmentCenter];
9241     [view addSubview:caption_];
9242
9243     CGRect statusrect;
9244     statusrect.size.width = [[self view] frame].size.width;
9245     statusrect.size.height = 30.0f;
9246     statusrect.origin.x = 0;
9247     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9248     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9249     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9250     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9251     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9252     [status_ setTextColor:[UIColor whiteColor]];
9253     [status_ setBackgroundColor:[UIColor clearColor]];
9254     [status_ setShadowColor:[UIColor blackColor]];
9255     [status_ setTextAlignment:UITextAlignmentCenter];
9256     [view addSubview:status_];
9257 }
9258
9259 - (void) releaseSubviews {
9260     spinner_ = nil;
9261     status_ = nil;
9262     caption_ = nil;
9263
9264     [super releaseSubviews];
9265 }
9266
9267 @end
9268 /* }}} */
9269
9270 @interface CYURLCache : SDURLCache {
9271 }
9272
9273 @end
9274
9275 @implementation CYURLCache
9276
9277 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9278 #if !ForRelease
9279     if (false);
9280     else if ([event isEqualToString:@"no-cache"])
9281         event = @"!!!";
9282     else if ([event isEqualToString:@"store"])
9283         event = @">>>";
9284     else if ([event isEqualToString:@"invalid"])
9285         event = @"???";
9286     else if ([event isEqualToString:@"memory"])
9287         event = @"mem";
9288     else if ([event isEqualToString:@"disk"])
9289         event = @"ssd";
9290     else if ([event isEqualToString:@"miss"])
9291         event = @"---";
9292
9293     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9294 #endif
9295 }
9296
9297 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9298     if (NSURLResponse *response = [cached response])
9299         if (NSString *mime = [response MIMEType])
9300             if ([mime isEqualToString:@"text/cache-manifest"]) {
9301                 NSURL *url([response URL]);
9302
9303 #if !ForRelease
9304                 NSLog(@"###: %@", [url absoluteString]);
9305 #endif
9306
9307                 @synchronized (HostConfig_) {
9308                     [CachedURLs_ addObject:url];
9309                 }
9310             }
9311
9312     [super storeCachedResponse:cached forRequest:request];
9313 }
9314
9315 @end
9316
9317 @interface Cydia : UIApplication <
9318     ConfirmationControllerDelegate,
9319     DatabaseDelegate,
9320     CydiaDelegate,
9321     UINavigationControllerDelegate,
9322     UITabBarControllerDelegate
9323 > {
9324     _H<UIWindow> window_;
9325     _H<CYTabBarController> tabbar_;
9326     _H<CydiaLoadingViewController> emulated_;
9327
9328     _H<NSMutableArray> essential_;
9329     _H<NSMutableArray> broken_;
9330
9331     Database *database_;
9332
9333     _H<NSURL> starturl_;
9334
9335     unsigned locked_;
9336     unsigned activity_;
9337
9338     _H<StashController> stash_;
9339
9340     bool loaded_;
9341 }
9342
9343 - (void) loadData;
9344
9345 @end
9346
9347 @implementation Cydia
9348
9349 - (void) lockSuspend {
9350     if (locked_++ == 0) {
9351         if ($SBSSetInterceptsMenuButtonForever != NULL)
9352             (*$SBSSetInterceptsMenuButtonForever)(true);
9353
9354         [self setIdleTimerDisabled:YES];
9355     }
9356 }
9357
9358 - (void) unlockSuspend {
9359     if (--locked_ == 0) {
9360         [self setIdleTimerDisabled:NO];
9361
9362         if ($SBSSetInterceptsMenuButtonForever != NULL)
9363             (*$SBSSetInterceptsMenuButtonForever)(false);
9364     }
9365 }
9366
9367 - (void) beginUpdate {
9368     [tabbar_ beginUpdate];
9369 }
9370
9371 - (BOOL) updating {
9372     return [tabbar_ updating];
9373 }
9374
9375 - (void) _loaded {
9376     if ([broken_ count] != 0) {
9377         int count = [broken_ count];
9378
9379         UIAlertView *alert = [[[UIAlertView alloc]
9380             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9381             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9382             delegate:self
9383             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9384             otherButtonTitles:
9385                 UCLocalize("TEMPORARY_IGNORE"),
9386             nil
9387         ] autorelease];
9388
9389         [alert setContext:@"fixhalf"];
9390         [alert setNumberOfRows:2];
9391         [alert show];
9392     } else if (!Ignored_ && [essential_ count] != 0) {
9393         int count = [essential_ count];
9394
9395         UIAlertView *alert = [[[UIAlertView alloc]
9396             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9397             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9398             delegate:self
9399             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9400             otherButtonTitles:
9401                 UCLocalize("UPGRADE_ESSENTIAL"),
9402                 UCLocalize("COMPLETE_UPGRADE"),
9403             nil
9404         ] autorelease];
9405
9406         [alert setContext:@"upgrade"];
9407         [alert show];
9408     }
9409 }
9410
9411 - (void) returnToCydia {
9412     [self _loaded];
9413 }
9414
9415 - (void) _saveConfig {
9416     @synchronized (database_) {
9417         _trace();
9418         MetaFile_.Sync();
9419         _trace();
9420     }
9421
9422     if (Changed_) {
9423         NSString *error(nil);
9424
9425         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9426             _trace();
9427             NSError *error(nil);
9428             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9429                 NSLog(@"failure to save metadata data: %@", error);
9430             _trace();
9431
9432             Changed_ = false;
9433         } else {
9434             NSLog(@"failure to serialize metadata: %@", error);
9435         }
9436     }
9437
9438     CydiaWriteSources();
9439 }
9440
9441 // Navigation controller for the queuing badge.
9442 - (UINavigationController *) queueNavigationController {
9443     NSArray *controllers = [tabbar_ viewControllers];
9444     return [controllers objectAtIndex:3];
9445 }
9446
9447 - (void) unloadData {
9448     [tabbar_ unloadData];
9449 }
9450
9451 - (void) _updateData {
9452     [self _saveConfig];
9453     [self unloadData];
9454
9455     UINavigationController *navigation = [self queueNavigationController];
9456
9457     id queuedelegate = nil;
9458     if ([[navigation viewControllers] count] > 0)
9459         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9460
9461     [queuedelegate queueStatusDidChange];
9462     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9463 }
9464
9465 - (void) _refreshIfPossible:(NSDate *)update {
9466     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9467
9468     bool recently = false;
9469     if (update != nil) {
9470         NSTimeInterval interval([update timeIntervalSinceNow]);
9471         if (interval <= 0 && interval > -(15*60))
9472             recently = true;
9473     }
9474
9475     // Don't automatic refresh if:
9476     //  - We already refreshed recently.
9477     //  - We already auto-refreshed this launch.
9478     //  - Auto-refresh is disabled.
9479     //  - Cydia's server is not reachable
9480     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9481         // If we are cancelling, we need to make sure it knows it's already loaded.
9482         loaded_ = true;
9483
9484         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9485     } else {
9486         // We are going to load, so remember that.
9487         loaded_ = true;
9488
9489         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9490     }
9491
9492     [pool release];
9493 }
9494
9495 - (void) refreshIfPossible {
9496     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9497 }
9498
9499 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9500 @synchronized (self) {
9501     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9502     [hud setText:UCLocalize("RELOADING_DATA")];
9503
9504     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9505
9506     size_t changes(0);
9507
9508     [essential_ removeAllObjects];
9509     [broken_ removeAllObjects];
9510
9511     NSArray *packages([database_ packages]);
9512     for (Package *package in packages) {
9513         if ([package half])
9514             [broken_ addObject:package];
9515         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9516             if ([package essential] && [package installed] != nil)
9517                 [essential_ addObject:package];
9518             ++changes;
9519         }
9520     }
9521
9522     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9523     if (changes != 0) {
9524         _trace();
9525         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9526         [changesItem setBadgeValue:badge];
9527         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9528         [self setApplicationIconBadgeNumber:changes];
9529     } else {
9530         _trace();
9531         [changesItem setBadgeValue:nil];
9532         [changesItem setAnimatedBadge:NO];
9533         [self setApplicationIconBadgeNumber:0];
9534     }
9535
9536     [self _updateData];
9537
9538     if (hud != nil)
9539         [self removeProgressHUD:hud];
9540 } }
9541
9542 - (void) updateData {
9543     [self _updateData];
9544 }
9545
9546 - (void) updateDataAndLoad {
9547     [self _updateData];
9548     if ([database_ progressDelegate] == nil)
9549         [self _loaded];
9550 }
9551
9552 - (void) update_ {
9553     [database_ update];
9554     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9555 }
9556
9557 - (void) disemulate {
9558     if (emulated_ == nil)
9559         return;
9560
9561     [window_ addSubview:[tabbar_ view]];
9562     [[emulated_ view] removeFromSuperview];
9563     emulated_ = nil;
9564     [window_ setUserInteractionEnabled:YES];
9565 }
9566
9567 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9568     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9569     if (IsWildcat_)
9570         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9571
9572     UIViewController *parent;
9573     if (emulated_ == nil)
9574         parent = tabbar_;
9575     else if (!force)
9576         parent = emulated_;
9577     else {
9578         [self disemulate];
9579         parent = tabbar_;
9580     }
9581
9582     [parent presentModalViewController:navigation animated:YES];
9583 }
9584
9585 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9586     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9587
9588     if (navigation != nil)
9589         [navigation pushViewController:progress animated:YES];
9590     else
9591         [self presentModalViewController:progress force:YES];
9592
9593     [progress invoke:invocation withTitle:title];
9594     return progress;
9595 }
9596
9597 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9598     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9599 }
9600
9601 - (void) repairWithInvocation:(NSInvocation *)invocation {
9602     _trace();
9603     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9604     _trace();
9605 }
9606
9607 - (void) repairWithSelector:(SEL)selector {
9608     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9609 }
9610
9611 - (void) reloadData {
9612     [self reloadDataWithInvocation:nil];
9613     if ([database_ progressDelegate] == nil)
9614         [self _loaded];
9615 }
9616
9617 - (void) syncData {
9618     [self _saveConfig];
9619     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9620 }
9621
9622 - (void) addSource:(NSDictionary *) source {
9623     CydiaAddSource(source);
9624 }
9625
9626 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9627     CydiaAddSource(href, distribution, sections);
9628 }
9629
9630 - (void) addTrivialSource:(NSString *)href {
9631     CydiaAddSource(href, @"./");
9632 }
9633
9634 - (void) updateValues {
9635     Changed_ = true;
9636 }
9637
9638 - (void) resolve {
9639     pkgProblemResolver *resolver = [database_ resolver];
9640
9641     resolver->InstallProtect();
9642     if (!resolver->Resolve(true))
9643         _error->Discard();
9644 }
9645
9646 - (bool) perform {
9647     // XXX: this is a really crappy way of doing this.
9648     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9649     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9650     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9651     if ([tabbar_ updating])
9652         [tabbar_ cancelUpdate];
9653
9654     if (![database_ prepare])
9655         return false;
9656
9657     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9658     [page setDelegate:self];
9659     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9660
9661     if (IsWildcat_)
9662         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9663     [tabbar_ presentModalViewController:confirm_ animated:YES];
9664
9665     return true;
9666 }
9667
9668 - (void) queue {
9669     @synchronized (self) {
9670         [self perform];
9671     }
9672 }
9673
9674 - (void) clearPackage:(Package *)package {
9675     @synchronized (self) {
9676         [package clear];
9677         [self resolve];
9678         [self perform];
9679     }
9680 }
9681
9682 - (void) installPackages:(NSArray *)packages {
9683     @synchronized (self) {
9684         for (Package *package in packages)
9685             [package install];
9686         [self resolve];
9687         [self perform];
9688     }
9689 }
9690
9691 - (void) installPackage:(Package *)package {
9692     @synchronized (self) {
9693         [package install];
9694         [self resolve];
9695         [self perform];
9696     }
9697 }
9698
9699 - (void) removePackage:(Package *)package {
9700     @synchronized (self) {
9701         [package remove];
9702         [self resolve];
9703         [self perform];
9704     }
9705 }
9706
9707 - (void) distUpgrade {
9708     @synchronized (self) {
9709         if (![database_ upgrade])
9710             return;
9711         [self perform];
9712     }
9713 }
9714
9715 - (void) _uicache {
9716     _trace();
9717     system("su -c /usr/bin/uicache mobile");
9718     _trace();
9719 }
9720
9721 - (void) uicache {
9722     UIProgressHUD *hud([self addProgressHUD]);
9723     [hud setText:UCLocalize("LOADING")];
9724     [self yieldToSelector:@selector(_uicache)];
9725     [self removeProgressHUD:hud];
9726 }
9727
9728 - (void) perform_ {
9729     [database_ perform];
9730     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9731     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9732 }
9733
9734 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9735     Queuing_ = false;
9736     [self lockSuspend];
9737     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9738     [self unlockSuspend];
9739 }
9740
9741 - (void) showSettings {
9742     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9743 }
9744
9745 - (void) retainNetworkActivityIndicator {
9746     if (activity_++ == 0)
9747         [self setNetworkActivityIndicatorVisible:YES];
9748
9749 #if TraceLogging
9750     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9751 #endif
9752 }
9753
9754 - (void) releaseNetworkActivityIndicator {
9755     if (--activity_ == 0)
9756         [self setNetworkActivityIndicatorVisible:NO];
9757
9758 #if TraceLogging
9759     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9760 #endif
9761
9762 }
9763
9764 - (void) cancelAndClear:(bool)clear {
9765     @synchronized (self) {
9766         if (clear) {
9767             [database_ clear];
9768             Queuing_ = false;
9769         } else {
9770             Queuing_ = true;
9771         }
9772
9773         [self _updateData];
9774     }
9775 }
9776
9777 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9778     NSString *context([alert context]);
9779
9780     if ([context isEqualToString:@"conffile"]) {
9781         FILE *input = [database_ input];
9782         if (button == [alert cancelButtonIndex])
9783             fprintf(input, "N\n");
9784         else if (button == [alert firstOtherButtonIndex])
9785             fprintf(input, "Y\n");
9786         fflush(input);
9787
9788         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9789     } else if ([context isEqualToString:@"fixhalf"]) {
9790         if (button == [alert cancelButtonIndex]) {
9791             @synchronized (self) {
9792                 for (Package *broken in (id) broken_) {
9793                     [broken remove];
9794
9795                     NSString *id = [broken id];
9796                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9797                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9798                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9799                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9800                 }
9801
9802                 [self resolve];
9803                 [self perform];
9804             }
9805         } else if (button == [alert firstOtherButtonIndex]) {
9806             [broken_ removeAllObjects];
9807             [self _loaded];
9808         }
9809
9810         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9811     } else if ([context isEqualToString:@"upgrade"]) {
9812         if (button == [alert firstOtherButtonIndex]) {
9813             @synchronized (self) {
9814                 for (Package *essential in (id) essential_)
9815                     [essential install];
9816
9817                 [self resolve];
9818                 [self perform];
9819             }
9820         } else if (button == [alert firstOtherButtonIndex] + 1) {
9821             [self distUpgrade];
9822         } else if (button == [alert cancelButtonIndex]) {
9823             Ignored_ = YES;
9824         }
9825
9826         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9827     }
9828 }
9829
9830 - (void) system:(NSString *)command {
9831     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9832
9833     _trace();
9834     system([command UTF8String]);
9835     _trace();
9836
9837     [pool release];
9838 }
9839
9840 - (void) applicationWillSuspend {
9841     [database_ clean];
9842     [super applicationWillSuspend];
9843 }
9844
9845 - (BOOL) isSafeToSuspend {
9846     if (locked_ != 0) {
9847 #if !ForRelease
9848         NSLog(@"isSafeToSuspend: locked_ != 0");
9849 #endif
9850         return false;
9851     }
9852
9853     // Use external process status API internally.
9854     // This is probably a really bad idea.
9855     // XXX: what is the point of this? does this solve anything at all?
9856     uint64_t status = 0;
9857     int notify_token;
9858     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9859         notify_get_state(notify_token, &status);
9860         notify_cancel(notify_token);
9861     }
9862
9863     if (status != 0) {
9864 #if !ForRelease
9865         NSLog(@"isSafeToSuspend: status != 0");
9866 #endif
9867         return false;
9868     }
9869
9870 #if !ForRelease
9871     NSLog(@"isSafeToSuspend: -> true");
9872 #endif
9873     return true;
9874 }
9875
9876 - (void) applicationSuspend:(__GSEvent *)event {
9877     if ([self isSafeToSuspend])
9878         [super applicationSuspend:event];
9879 }
9880
9881 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9882     if ([self isSafeToSuspend])
9883         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9884 }
9885
9886 - (void) _setSuspended:(BOOL)value {
9887     if ([self isSafeToSuspend])
9888         [super _setSuspended:value];
9889 }
9890
9891 - (UIProgressHUD *) addProgressHUD {
9892     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9893     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9894
9895     [window_ setUserInteractionEnabled:NO];
9896
9897     UIViewController *target(tabbar_);
9898     if (UIViewController *modal = [target modalViewController])
9899         target = modal;
9900
9901     [hud showInView:[target view]];
9902
9903     [self lockSuspend];
9904     return hud;
9905 }
9906
9907 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9908     [self unlockSuspend];
9909     [hud hide];
9910     [hud removeFromSuperview];
9911     [window_ setUserInteractionEnabled:YES];
9912 }
9913
9914 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9915     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9916 }
9917
9918 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9919     NSString *scheme([[url scheme] lowercaseString]);
9920     if ([[url absoluteString] length] <= [scheme length] + 3)
9921         return nil;
9922     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9923     NSArray *components([path componentsSeparatedByString:@"/"]);
9924
9925     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9926         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9927         if (controller != nil)
9928             [controller setDelegate:self];
9929         return controller;
9930     }
9931
9932     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9933         return nil;
9934
9935     NSString *base([components objectAtIndex:0]);
9936
9937     CyteViewController *controller = nil;
9938
9939     if ([base isEqualToString:@"url"]) {
9940         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9941         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9942         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9943     } else if (!external && [components count] == 1) {
9944         if ([base isEqualToString:@"manage"]) {
9945             controller = [[[ManageController alloc] init] autorelease];
9946         }
9947
9948         if ([base isEqualToString:@"storage"]) {
9949             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9950         }
9951
9952         if ([base isEqualToString:@"sources"]) {
9953             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9954         }
9955
9956         if ([base isEqualToString:@"home"]) {
9957             controller = [[[HomeController alloc] init] autorelease];
9958         }
9959
9960         if ([base isEqualToString:@"sections"]) {
9961             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9962         }
9963
9964         if ([base isEqualToString:@"search"]) {
9965             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9966         }
9967
9968         if ([base isEqualToString:@"changes"]) {
9969             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9970         }
9971
9972         if ([base isEqualToString:@"installed"]) {
9973             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9974         }
9975     } else if ([components count] == 2) {
9976         NSString *argument = [components objectAtIndex:1];
9977
9978         if ([base isEqualToString:@"package"]) {
9979             controller = [self pageForPackage:argument withReferrer:referrer];
9980         }
9981
9982         if (!external && [base isEqualToString:@"search"]) {
9983             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9984         }
9985
9986         if (!external && [base isEqualToString:@"sections"]) {
9987             if ([argument isEqualToString:@"all"])
9988                 argument = nil;
9989             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9990         }
9991
9992         if (!external && [base isEqualToString:@"sources"]) {
9993             if ([argument isEqualToString:@"add"]) {
9994                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9995                 [(SourcesController *)controller showAddSourcePrompt];
9996             } else {
9997                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9998                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9999             }
10000         }
10001
10002         if (!external && [base isEqualToString:@"launch"]) {
10003             [self launchApplicationWithIdentifier:argument suspended:NO];
10004             return nil;
10005         }
10006     } else if (!external && [components count] == 3) {
10007         NSString *arg1 = [components objectAtIndex:1];
10008         NSString *arg2 = [components objectAtIndex:2];
10009
10010         if ([base isEqualToString:@"package"]) {
10011             if ([arg2 isEqualToString:@"settings"]) {
10012                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
10013             } else if ([arg2 isEqualToString:@"files"]) {
10014                 if (Package *package = [database_ packageWithName:arg1]) {
10015                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
10016                     [(FileTable *)controller setPackage:package];
10017                 }
10018             }
10019         }
10020     }
10021
10022     [controller setDelegate:self];
10023     return controller;
10024 }
10025
10026 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
10027     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
10028
10029     if (page != nil)
10030         [tabbar_ setUnselectedViewController:page];
10031
10032     return page != nil;
10033 }
10034
10035 - (void) applicationOpenURL:(NSURL *)url {
10036     [super applicationOpenURL:url];
10037
10038     if (!loaded_)
10039         starturl_ = url;
10040     else
10041         [self openCydiaURL:url forExternal:YES];
10042 }
10043
10044 - (void) applicationWillResignActive:(UIApplication *)application {
10045     // Stop refreshing if you get a phone call or lock the device.
10046     if ([tabbar_ updating])
10047         [tabbar_ cancelUpdate];
10048
10049     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
10050         [super applicationWillResignActive:application];
10051 }
10052
10053 - (void) saveState {
10054     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
10055     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10056     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10057     Changed_ = true;
10058
10059     [self _saveConfig];
10060 }
10061
10062 - (void) applicationWillTerminate:(UIApplication *)application {
10063     [self saveState];
10064 }
10065
10066 - (void) setConfigurationData:(NSString *)data {
10067     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10068
10069     if (!conffile_r(data)) {
10070         lprintf("E:invalid conffile\n");
10071         return;
10072     }
10073
10074     NSString *ofile = conffile_r[1];
10075     //NSString *nfile = conffile_r[2];
10076
10077     UIAlertView *alert = [[[UIAlertView alloc]
10078         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10079         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10080         delegate:self
10081         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10082         otherButtonTitles:
10083             UCLocalize("ACCEPT_NEW_COPY"),
10084             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10085         nil
10086     ] autorelease];
10087
10088     [alert setContext:@"conffile"];
10089     [alert setNumberOfRows:2];
10090     [alert show];
10091 }
10092
10093 - (void) addStashController {
10094     [self lockSuspend];
10095     stash_ = [[[StashController alloc] init] autorelease];
10096     [window_ addSubview:[stash_ view]];
10097 }
10098
10099 - (void) removeStashController {
10100     [[stash_ view] removeFromSuperview];
10101     stash_ = nil;
10102     [self unlockSuspend];
10103 }
10104
10105 - (void) stash {
10106     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10107     UpdateExternalStatus(1);
10108     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10109     UpdateExternalStatus(0);
10110
10111     [self removeStashController];
10112
10113     pid_t pid(ExecFork());
10114     if (pid == 0) {
10115         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10116         perror("launchctl stop");
10117         exit(0);
10118     }
10119
10120     ReapZombie(pid);
10121 }
10122
10123 - (void) setupViewControllers {
10124     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10125
10126     NSMutableArray *items([NSMutableArray arrayWithObjects:
10127         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10128         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10129         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10130         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10131     nil]);
10132
10133     if (IsWildcat_) {
10134         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10135         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10136     } else {
10137         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10138     }
10139
10140     NSMutableArray *controllers([NSMutableArray array]);
10141     for (UITabBarItem *item in items) {
10142         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10143         [controller setTabBarItem:item];
10144         [controllers addObject:controller];
10145     }
10146     [tabbar_ setViewControllers:controllers];
10147
10148     [tabbar_ setUpdateDelegate:self];
10149 }
10150
10151 - (void) _sendMemoryWarningNotification {
10152     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10153         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10154     else
10155         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10156 }
10157
10158 - (void) _sendMemoryWarningNotifications {
10159     while (true) {
10160         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10161         sleep(2);
10162         //usleep(2000000);
10163     }
10164 }
10165
10166 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10167     NSLog(@"--");
10168     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10169 }
10170
10171 - (void) applicationDidFinishLaunching:(id)unused {
10172     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10173
10174 _trace();
10175     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10176         [self setApplicationSupportsShakeToEdit:NO];
10177
10178     @synchronized (HostConfig_) {
10179         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10180     }
10181
10182     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10183         initWithMemoryCapacity:524288
10184         diskCapacity:10485760
10185         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
10186     ] autorelease]];
10187
10188     [CydiaWebViewController _initialize];
10189
10190     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10191
10192     // this would disallow http{,s} URLs from accessing this data
10193     //[WebView registerURLSchemeAsLocal:@"cydia"];
10194
10195     Font12_ = [UIFont systemFontOfSize:12];
10196     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10197     Font14_ = [UIFont systemFontOfSize:14];
10198     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10199     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10200
10201     essential_ = [NSMutableArray arrayWithCapacity:4];
10202     broken_ = [NSMutableArray arrayWithCapacity:4];
10203
10204     // XXX: I really need this thing... like, seriously... I'm sorry
10205     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10206
10207     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10208     [window_ orderFront:self];
10209     [window_ makeKey:self];
10210     [window_ setHidden:NO];
10211
10212     if (false) stash: {
10213         [self addStashController];
10214         // XXX: this would be much cleaner as a yieldToSelector:
10215         // that way the removeStashController could happen right here inline
10216         // we also could no longer require the useless stash_ field anymore
10217         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10218         return;
10219     }
10220
10221     struct stat root;
10222     int error(stat("/", &root));
10223     _assert(error != -1);
10224
10225     #define Stash_(path) do { \
10226         struct stat folder; \
10227         int error(lstat((path), &folder)); \
10228         if (error != -1 && ( \
10229             folder.st_dev == root.st_dev && \
10230             S_ISDIR(folder.st_mode) \
10231         ) || error == -1 && ( \
10232             errno == ENOENT || \
10233             errno == ENOTDIR \
10234         )) goto stash; \
10235     } while (false)
10236
10237     Stash_("/Applications");
10238     Stash_("/Library/Ringtones");
10239     Stash_("/Library/Wallpaper");
10240     //Stash_("/usr/bin");
10241     Stash_("/usr/include");
10242     Stash_("/usr/lib/pam");
10243     Stash_("/usr/libexec");
10244     Stash_("/usr/share");
10245     //Stash_("/var/lib");
10246
10247     database_ = [Database sharedInstance];
10248     [database_ setDelegate:self];
10249
10250     [window_ setUserInteractionEnabled:NO];
10251     [self setupViewControllers];
10252
10253     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10254     [window_ addSubview:[emulated_ view]];
10255
10256     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10257 _trace();
10258 }
10259
10260 - (NSArray *) defaultStartPages {
10261     NSMutableArray *standard = [NSMutableArray array];
10262     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10263     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10264     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10265     if (!IsWildcat_) {
10266         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10267     } else {
10268         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10269         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10270     }
10271     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10272     return standard;
10273 }
10274
10275 - (void) loadData {
10276 _trace();
10277     if (Role_ == nil) {
10278         [window_ setUserInteractionEnabled:YES];
10279         [self showSettings];
10280         return;
10281     } else {
10282         if ([emulated_ modalViewController] != nil)
10283             [emulated_ dismissModalViewControllerAnimated:YES];
10284         [window_ setUserInteractionEnabled:NO];
10285     }
10286
10287     [self reloadDataWithInvocation:nil];
10288     [self refreshIfPossible];
10289     PrintTimes();
10290
10291     [self disemulate];
10292
10293     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10294     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10295     int standardIndex = 0;
10296     NSArray *standard = [self defaultStartPages];
10297
10298     BOOL valid = YES;
10299
10300     if (saved == nil)
10301         valid = NO;
10302
10303     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10304     if (valid && closed != nil) {
10305         NSTimeInterval interval([closed timeIntervalSinceNow]);
10306         // XXX: Is 30 minutes the optimal time here?
10307         if (interval <= -(30*60))
10308             valid = NO;
10309     }
10310
10311     if (valid && [saved count] != [standard count])
10312         valid = NO;
10313
10314     if (valid) {
10315         for (unsigned int i = 0; i < [standard count]; i++) {
10316             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10317             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10318             //      but it's good enough for now.
10319             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10320                 valid = NO;
10321                 break;
10322             }
10323         }
10324     }
10325
10326     NSArray *items = nil;
10327     if (valid) {
10328         [tabbar_ setSelectedIndex:savedIndex];
10329         items = saved;
10330     } else {
10331         [tabbar_ setSelectedIndex:standardIndex];
10332         items = standard;
10333     }
10334
10335     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10336         NSArray *stack = [items objectAtIndex:tab];
10337         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10338         NSMutableArray *current = [NSMutableArray array];
10339
10340         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10341             NSString *addr = [stack objectAtIndex:nav];
10342             NSURL *url = [NSURL URLWithString:addr];
10343             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10344             if (page != nil)
10345                 [current addObject:page];
10346         }
10347
10348         [navigation setViewControllers:current];
10349     }
10350
10351     // (Try to) show the startup URL.
10352     if (starturl_ != nil) {
10353         [self openCydiaURL:starturl_ forExternal:NO];
10354         starturl_ = nil;
10355     }
10356 }
10357
10358 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10359     if (item != nil && IsWildcat_) {
10360         [sheet showFromBarButtonItem:item animated:YES];
10361     } else {
10362         [sheet showInView:window_];
10363     }
10364 }
10365
10366 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10367     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10368     [progress setTitle:task];
10369     [progress addProgressEvent:event];
10370 }
10371
10372 - (void) addProgressEventForTask:(NSArray *)data {
10373     CydiaProgressEvent *event([data objectAtIndex:0]);
10374     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10375     [self addProgressEvent:event forTask:task];
10376 }
10377
10378 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10379     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10380 }
10381
10382 @end
10383
10384 /*IMP alloc_;
10385 id Alloc_(id self, SEL selector) {
10386     id object = alloc_(self, selector);
10387     lprintf("[%s]A-%p\n", self->isa->name, object);
10388     return object;
10389 }*/
10390
10391 /*IMP dealloc_;
10392 id Dealloc_(id self, SEL selector) {
10393     id object = dealloc_(self, selector);
10394     lprintf("[%s]D-%p\n", self->isa->name, object);
10395     return object;
10396 }*/
10397
10398 static NSSet *MobilizedFiles_;
10399
10400 static NSURL *MobilizeURL(NSURL *url) {
10401     NSString *path([url path]);
10402     if ([path hasPrefix:@"/var/root/"]) {
10403         NSString *file([path substringFromIndex:10]);
10404         if ([MobilizedFiles_ containsObject:file])
10405             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10406     }
10407
10408     return url;
10409 }
10410
10411 Class $CFXPreferencesPropertyListSource;
10412 @class CFXPreferencesPropertyListSource;
10413
10414 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10415     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10416     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10417     url = MobilizeURL(url);
10418     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10419     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10420     url = old;
10421     [pool release];
10422     return value;
10423 }
10424
10425 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10426     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10427     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10428     url = MobilizeURL(url);
10429     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10430     //NSLog(@"%@ %@", [url absoluteString], value);
10431     url = old;
10432     [pool release];
10433     return value;
10434 }
10435
10436 Class $NSURLConnection;
10437
10438 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10439     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10440
10441     NSURL *url([copy URL]);
10442
10443     NSString *host([url host]);
10444     NSString *scheme([[url scheme] lowercaseString]);
10445
10446     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10447
10448     @synchronized (HostConfig_) {
10449         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10450             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10451                 [copy setHTTPShouldUsePipelining:YES];
10452
10453         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10454             if ([control isEqualToString:@"max-age=0"])
10455                 if ([CachedURLs_ containsObject:url]) {
10456 #if !ForRelease
10457                     NSLog(@"~~~: %@", url);
10458 #endif
10459
10460                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10461
10462                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10463                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10464                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10465                 }
10466     }
10467
10468     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10469     } return self;
10470 }
10471
10472 Class $WAKWindow;
10473
10474 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10475     CGSize size([[UIScreen mainScreen] bounds].size);
10476     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10477         if ([$WAKWindow hasLandscapeOrientation])
10478             std::swap(size.width, size.height);*/
10479     return size;
10480 }
10481
10482 Class $NSUserDefaults;
10483
10484 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10485     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10486         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10487     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10488 }
10489
10490 int main(int argc, char *argv[]) {
10491     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10492
10493     _trace();
10494
10495     UpdateExternalStatus(0);
10496
10497     if (Class $UIDevice = objc_getClass("UIDevice")) {
10498         UIDevice *device([$UIDevice currentDevice]);
10499         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10500     } else
10501         IsWildcat_ = false;
10502
10503     UIScreen *screen([UIScreen mainScreen]);
10504     if ([screen respondsToSelector:@selector(scale)])
10505         ScreenScale_ = [screen scale];
10506     else
10507         ScreenScale_ = 1;
10508
10509     UIDevice *device([UIDevice currentDevice]);
10510     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10511         Idiom_ = @"iphone";
10512     else {
10513         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10514         if (idiom == UIUserInterfaceIdiomPhone)
10515             Idiom_ = @"iphone";
10516         else if (idiom == UIUserInterfaceIdiomPad)
10517             Idiom_ = @"ipad";
10518         else
10519             NSLog(@"unknown UIUserInterfaceIdiom!");
10520     }
10521
10522     Pcre pattern("^([0-9]+\\.[0-9]+)");
10523
10524     if (pattern([device systemVersion]))
10525         Firmware_ = pattern[1];
10526     if (pattern(Cydia_))
10527         Major_ = pattern[1];
10528
10529     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10530
10531     HostConfig_ = [[[NSObject alloc] init] autorelease];
10532     @synchronized (HostConfig_) {
10533         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10534         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10535         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10536         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10537         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10538     }
10539
10540     NSString *ui(@"ui/ios");
10541     if (Idiom_ != nil)
10542         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10543     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10544     UI_ = CydiaURL(ui);
10545
10546     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10547
10548     MobilizedFiles_ = [NSMutableSet setWithObjects:
10549         @"Library/Preferences/com.apple.Accessibility.plist",
10550         @"Library/Preferences/com.apple.preferences.sounds.plist",
10551     nil];
10552
10553     /* Library Hacks {{{ */
10554     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10555
10556     $WAKWindow = objc_getClass("WAKWindow");
10557     if ($WAKWindow != NULL)
10558         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10559             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10560
10561     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10562
10563     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10564     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10565         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10566         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10567     }
10568
10569     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10570     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10571         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10572         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10573     }
10574
10575     $NSURLConnection = objc_getClass("NSURLConnection");
10576     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10577     if (NSURLConnection$init$ != NULL) {
10578         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10579         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10580     }
10581
10582     $NSUserDefaults = objc_getClass("NSUserDefaults");
10583     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10584     if (NSUserDefaults$objectForKey$ != NULL) {
10585         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10586         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10587     }
10588     /* }}} */
10589     /* Set Locale {{{ */
10590     Locale_ = CFLocaleCopyCurrent();
10591     Languages_ = [NSLocale preferredLanguages];
10592
10593     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10594     //NSLog(@"%@", [Languages_ description]);
10595
10596     const char *lang;
10597     if (Locale_ != NULL)
10598         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10599     else if (Languages_ != nil && [Languages_ count] != 0)
10600         lang = [[Languages_ objectAtIndex:0] UTF8String];
10601     else
10602         // XXX: consider just setting to C and then falling through?
10603         lang = NULL;
10604
10605     if (lang != NULL) {
10606         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10607         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10608     }
10609
10610     NSLog(@"Setting Language: %s", lang);
10611
10612     if (lang != NULL) {
10613         setenv("LANG", lang, true);
10614         std::setlocale(LC_ALL, lang);
10615     }
10616     /* }}} */
10617
10618     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10619
10620     /* Parse Arguments {{{ */
10621     bool substrate(false);
10622
10623     if (argc != 0) {
10624         char **args(argv);
10625         int arge(1);
10626
10627         for (int argi(1); argi != argc; ++argi)
10628             if (strcmp(argv[argi], "--") == 0) {
10629                 arge = argi;
10630                 argv[argi] = argv[0];
10631                 argv += argi;
10632                 argc -= argi;
10633                 break;
10634             }
10635
10636         for (int argi(1); argi != arge; ++argi)
10637             if (strcmp(args[argi], "--substrate") == 0)
10638                 substrate = true;
10639             else
10640                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10641     }
10642     /* }}} */
10643
10644     App_ = [[NSBundle mainBundle] bundlePath];
10645     Advanced_ = YES;
10646
10647     setuid(0);
10648     setgid(0);
10649
10650     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10651         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10652
10653     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10654
10655     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10656     alloc_ = alloc->method_imp;
10657     alloc->method_imp = (IMP) &Alloc_;*/
10658
10659     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10660     dealloc_ = dealloc->method_imp;
10661     dealloc->method_imp = (IMP) &Dealloc_;*/
10662
10663     /* System Information {{{ */
10664     size_t size;
10665
10666     int maxproc;
10667     size = sizeof(maxproc);
10668     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10669         perror("sysctlbyname(\"kern.maxproc\", ?)");
10670     else if (maxproc < 64) {
10671         maxproc = 64;
10672         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10673             perror("sysctlbyname(\"kern.maxproc\", #)");
10674     }
10675
10676     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10677     char *osversion = new char[size];
10678     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10679         perror("sysctlbyname(\"kern.osversion\", ?)");
10680     else
10681         System_ = [NSString stringWithUTF8String:osversion];
10682
10683     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10684     char *machine = new char[size];
10685     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10686         perror("sysctlbyname(\"hw.machine\", ?)");
10687     else
10688         Machine_ = machine;
10689
10690     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10691     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10692     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10693
10694     UniqueID_ = [device uniqueIdentifier];
10695
10696     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10697         Product_ = [info objectForKey:@"SafariProductVersion"];
10698         Safari_ = [info objectForKey:@"CFBundleVersion"];
10699     }
10700
10701     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10702
10703     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10704         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10705     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10706         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10707     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10708         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10709
10710     UserAgent_ = agent;
10711     /* }}} */
10712     /* Load Database {{{ */
10713     _trace();
10714     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10715     _trace();
10716     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10717
10718     if (Metadata_ == NULL)
10719         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10720     else {
10721         Settings_ = [Metadata_ objectForKey:@"Settings"];
10722
10723         Packages_ = [Metadata_ objectForKey:@"Packages"];
10724
10725         Values_ = [Metadata_ objectForKey:@"Values"];
10726         Sections_ = [Metadata_ objectForKey:@"Sections"];
10727         Sources_ = [Metadata_ objectForKey:@"Sources"];
10728
10729         Token_ = [Metadata_ objectForKey:@"Token"];
10730
10731         Version_ = [Metadata_ objectForKey:@"Version"];
10732     }
10733
10734     if (Settings_ != nil)
10735         Role_ = [Settings_ objectForKey:@"Role"];
10736
10737     if (Values_ == nil) {
10738         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10739         [Metadata_ setObject:Values_ forKey:@"Values"];
10740     }
10741
10742     if (Sections_ == nil) {
10743         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10744         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10745     }
10746
10747     if (Sources_ == nil) {
10748         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10749         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10750     }
10751
10752     if (Version_ == nil) {
10753         Version_ = [NSNumber numberWithUnsignedInt:0];
10754         [Metadata_ setObject:Version_ forKey:@"Version"];
10755     }
10756
10757     if ([Version_ unsignedIntValue] == 0) {
10758         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10759         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10760         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10761         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10762
10763         Version_ = [NSNumber numberWithUnsignedInt:1];
10764         [Metadata_ setObject:Version_ forKey:@"Version"];
10765
10766         [Metadata_ removeObjectForKey:@"LastUpdate"];
10767
10768         Changed_ = true;
10769     }
10770     /* }}} */
10771
10772     CydiaWriteSources();
10773
10774     _trace();
10775     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10776     _trace();
10777
10778     if (Packages_ != nil) {
10779         bool fail(false);
10780         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10781         _trace();
10782
10783         if (!fail) {
10784             [Metadata_ removeObjectForKey:@"Packages"];
10785             Packages_ = nil;
10786             Changed_ = true;
10787         }
10788     }
10789
10790     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10791
10792 #define MobileSubstrate_(name) \
10793     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10794         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10795         if (handle == NULL) \
10796             NSLog(@"%s", dlerror()); \
10797     }
10798
10799     MobileSubstrate_(Activator)
10800     MobileSubstrate_(libstatusbar)
10801     MobileSubstrate_(SimulatedKeyEvents)
10802     MobileSubstrate_(WinterBoard)
10803
10804     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10805         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10806
10807     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10808
10809     if (access("/User", F_OK) != 0 || version != 6) {
10810         _trace();
10811         system("/usr/libexec/cydia/firmware.sh");
10812         _trace();
10813     }
10814
10815     _assert([[NSFileManager defaultManager]
10816         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10817         withIntermediateDirectories:YES
10818         attributes:nil
10819         error:NULL
10820     ]);
10821
10822     if (access("/tmp/cydia.chk", F_OK) == 0) {
10823         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10824             _assert(errno == ENOENT);
10825         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10826             _assert(errno == ENOENT);
10827     }
10828
10829     /* APT Initialization {{{ */
10830     _assert(pkgInitConfig(*_config));
10831     _assert(pkgInitSystem(*_config, _system));
10832
10833     if (lang != NULL)
10834         _config->Set("APT::Acquire::Translation", lang);
10835
10836     // XXX: this timeout might be important :(
10837     //_config->Set("Acquire::http::Timeout", 15);
10838
10839     _config->Set("Acquire::http::MaxParallel", 3);
10840     /* }}} */
10841     /* Color Choices {{{ */
10842     space_ = CGColorSpaceCreateDeviceRGB();
10843
10844     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10845     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10846     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10847     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10848     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10849     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10850     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10851     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10852     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10853
10854     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10855     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10856     /* }}}*/
10857     /* UIKit Configuration {{{ */
10858     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10859     if ($GSFontSetUseLegacyFontMetrics != NULL)
10860         $GSFontSetUseLegacyFontMetrics(YES);
10861
10862     // XXX: I have a feeling this was important
10863     //UIKeyboardDisableAutomaticAppearance();
10864     /* }}} */
10865
10866     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10867
10868     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10869     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10870
10871     ShowPromoted_ = fast;
10872     PulseInterval_ = fast ? 50000 : 500000;
10873
10874     Colon_ = UCLocalize("COLON_DELIMITED");
10875     Elision_ = UCLocalize("ELISION");
10876     Error_ = UCLocalize("ERROR");
10877     Warning_ = UCLocalize("WARNING");
10878
10879     AprilFools_ = false;
10880
10881     _trace();
10882     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10883
10884     CGColorSpaceRelease(space_);
10885     CFRelease(Locale_);
10886
10887     [pool release];
10888     return value;
10889 }