MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120
 121 #include <Cytore.hpp>
 122
 123 #include <CydiaSubstrate/CydiaSubstrate.h>
 124 #include "Menes/Menes.h"
 125
 126 #include "CyteKit/PerlCompatibleRegEx.hpp"
 127 #include "CyteKit/TableViewCell.h"
 128 #include "CyteKit/WebScriptObject-Cyte.h"
 129 #include "CyteKit/WebViewController.h"
 130 #include "CyteKit/stringWithUTF8Bytes.h"
 131
 132 #include "Cydia/MIMEAddress.h"
 133 #include "Cydia/LoadingViewController.h"
 134 #include "Cydia/ProgressEvent.h"
 135
 136 #include "SDURLCache/SDURLCache.h"
 137 /* }}} */
 138
 139 /* Profiler {{{ */
 140 struct timeval _ltv;
 141 bool _itv;
 142
 143 #define _timestamp ({ \
 144     struct timeval tv; \
 145     gettimeofday(&tv, NULL); \
 146     tv.tv_sec * 1000000 + tv.tv_usec; \
 147 })
 148
 149 typedef std::vector<class ProfileTime *> TimeList;
 150 TimeList times_;
 151
 152 class ProfileTime {
 153   private:
 154     const char *name_;
 155     uint64_t total_;
 156     uint64_t count_;
 157
 158   public:
 159     ProfileTime(const char *name) :
 160         name_(name),
 161         total_(0)
 162     {
 163         times_.push_back(this);
 164     }
 165
 166     void AddTime(uint64_t time) {
 167         total_ += time;
 168         ++count_;
 169     }
 170
 171     void Print() {
 172         if (total_ != 0)
 173             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 174         total_ = 0;
 175         count_ = 0;
 176     }
 177 };
 178
 179 class ProfileTimer {
 180   private:
 181     ProfileTime &time_;
 182     uint64_t start_;
 183
 184   public:
 185     ProfileTimer(ProfileTime &time) :
 186         time_(time),
 187         start_(_timestamp)
 188     {
 189     }
 190
 191     ~ProfileTimer() {
 192         time_.AddTime(_timestamp - start_);
 193     }
 194 };
 195
 196 void PrintTimes() {
 197     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 198         (*i)->Print();
 199     std::cerr << "========" << std::endl;
 200 }
 201
 202 #define _profile(name) { \
 203     static ProfileTime name(#name); \
 204     ProfileTimer _ ## name(name);
 205
 206 #define _end }
 207 /* }}} */
 208
 209 #include "Version.h"
 210 #define Cydia_ CYDIA_VERSION
 211
 212 #define lprintf(args...) fprintf(stderr, args)
 213
 214 #define ForRelease 1
 215 #define TraceLogging (1 && !ForRelease)
 216 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 217 #define ProfileTimes (0 && !ForRelease)
 218 #define ForSaurik (0 && !ForRelease)
 219 #define LogBrowser (0 && !ForRelease)
 220 #define TrackResize (0 && !ForRelease)
 221 #define ManualRefresh (1 && !ForRelease)
 222 #define ShowInternals (0 && !ForRelease)
 223 #define AlwaysReload (0 && !ForRelease)
 224 #define TryIndexedCollation (0 && !ForRelease)
 225
 226 #if !TraceLogging
 227 #undef _trace
 228 #define _trace(args...)
 229 #endif
 230
 231 #if !ProfileTimes
 232 #undef _profile
 233 #define _profile(name) {
 234 #undef _end
 235 #define _end }
 236 #define PrintTimes() do {} while (false)
 237 #endif
 238
 239 // Hash Functions/Structures {{{
 240 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 241
 242 union SplitHash {
 243     uint32_t u32;
 244     uint16_t u16[2];
 245 };
 246 // }}}
 247
 248 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 249
 250 static _finline NSString *CydiaURL(NSString *path) {
 251     char page[26];
 252     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 253     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 254     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 255     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 256     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 257     page[25] = '\0';
 258     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 259 }
 260
 261 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 262     int notify_token;
 263     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 264         notify_set_state(notify_token, newStatus);
 265         notify_cancel(notify_token);
 266     }
 267     notify_post("com.saurik.Cydia.status");
 268 }
 269
 270 static CGFloat CYStatusBarHeight(UIInterfaceOrientation orientation) {
 271     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 272     return UIInterfaceOrientationIsPortrait(orientation) ? size.height : size.width;
 273 }
 274
 275 /* NSForcedOrderingSearch doesn't work on the iPhone */
 276 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 277 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 278 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 279
 280 /* Insertion Sort {{{ */
 281
 282 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 283     const char *ptr = (const char *)list;
 284     while (0 < count) {
 285         CFIndex half = count / 2;
 286         const char *probe = ptr + elementSize * half;
 287         CFComparisonResult cr = comparator(element, probe, context);
 288     if (0 == cr) return (probe - (const char *)list) / elementSize;
 289         ptr = (cr < 0) ? ptr : probe + elementSize;
 290         count = (cr < 0) ? half : (half + (count & 1) - 1);
 291     }
 292     return (ptr - (const char *)list) / elementSize;
 293 }
 294
 295 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 296     const char *ptr = (const char *)list;
 297     while (0 < count) {
 298         CFIndex half = count / 2;
 299         const char *probe = ptr + elementSize * half;
 300         CFComparisonResult cr = comparator(element, probe, context);
 301     if (0 == cr) return (probe - (const char *)list) / elementSize;
 302         ptr = (cr < 0) ? ptr : probe + elementSize;
 303         count = (cr < 0) ? half : (half + (count & 1) - 1);
 304     }
 305     return (ptr - (const char *)list) / elementSize;
 306 }
 307
 308 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 309     if (range.length == 0)
 310         return;
 311     const void **values(new const void *[range.length]);
 312     CFArrayGetValues(array, range, values);
 313
 314 #if HistogramInsertionSort > 0
 315     uint32_t total(0), *offsets(new uint32_t[range.length]);
 316 #endif
 317
 318     for (CFIndex index(1); index != range.length; ++index) {
 319         const void *value(values[index]);
 320         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 321         CFIndex correct(index);
 322         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 323 #if HistogramInsertionSort > 1
 324             NSLog(@"%@ < %@", value, values[correct - 1]);
 325 #endif
 326             if (--correct == 0)
 327                 break;
 328         }
 329         if (correct != index) {
 330             size_t offset(index - correct);
 331 #if HistogramInsertionSort
 332             total += offset;
 333             ++offsets[offset];
 334             if (offset > 10)
 335                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 336 #endif
 337             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 338             values[correct] = value;
 339         }
 340     }
 341
 342     CFArrayReplaceValues(array, range, values, range.length);
 343     delete [] values;
 344
 345 #if HistogramInsertionSort > 0
 346     for (CFIndex index(0); index != range.length; ++index)
 347         if (offsets[index] != 0)
 348             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 349     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 350     delete [] offsets;
 351 #endif
 352 }
 353
 354 /* }}} */
 355
 356 /* Apple Bug Fixes {{{ */
 357 @implementation UIWebDocumentView (Cydia)
 358
 359 - (void) _setScrollerOffset:(CGPoint)offset {
 360     UIScroller *scroller([self _scroller]);
 361
 362     CGSize size([scroller contentSize]);
 363     CGSize bounds([scroller bounds].size);
 364
 365     CGPoint max;
 366     max.x = size.width - bounds.width;
 367     max.y = size.height - bounds.height;
 368
 369     // wtf Apple?!
 370     if (max.x < 0)
 371         max.x = 0;
 372     if (max.y < 0)
 373         max.y = 0;
 374
 375     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 376     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 377
 378     [scroller setOffset:offset];
 379 }
 380
 381 @end
 382 /* }}} */
 383
 384 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 385     size_t length([self length] - state->state);
 386     if (length <= 0)
 387         return 0;
 388     else if (length > count)
 389         length = count;
 390     for (size_t i(0); i != length; ++i)
 391         objects[i] = [self item:state->state++];
 392     state->itemsPtr = objects;
 393     state->mutationsPtr = (unsigned long *) self;
 394     return length;
 395 }
 396
 397 /* Cydia NSString Additions {{{ */
 398 @interface NSString (Cydia)
 399 - (NSComparisonResult) compareByPath:(NSString *)other;
 400 - (NSString *) stringByCachingURLWithCurrentCDN;
 401 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 402 @end
 403
 404 @implementation NSString (Cydia)
 405
 406 - (NSComparisonResult) compareByPath:(NSString *)other {
 407     NSString *prefix = [self commonPrefixWithString:other options:0];
 408     size_t length = [prefix length];
 409
 410     NSRange lrange = NSMakeRange(length, [self length] - length);
 411     NSRange rrange = NSMakeRange(length, [other length] - length);
 412
 413     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 414     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 415
 416     NSComparisonResult value;
 417
 418     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 419         value = NSOrderedSame;
 420     else if (lrange.location == NSNotFound)
 421         value = NSOrderedAscending;
 422     else if (rrange.location == NSNotFound)
 423         value = NSOrderedDescending;
 424     else
 425         value = NSOrderedSame;
 426
 427     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 428         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 429     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 430         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 431
 432     NSComparisonResult result = [lpath compare:rpath];
 433     return result == NSOrderedSame ? value : result;
 434 }
 435
 436 - (NSString *) stringByCachingURLWithCurrentCDN {
 437     return [self
 438         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 439         withString:@"://cache.cydia.saurik.com/"
 440     ];
 441 }
 442
 443 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 444     return [(id)CFURLCreateStringByAddingPercentEscapes(
 445         kCFAllocatorDefault,
 446         (CFStringRef) self,
 447         NULL,
 448         CFSTR(";/?:@&=+$,"),
 449         kCFStringEncodingUTF8
 450     ) autorelease];
 451 }
 452
 453 @end
 454 /* }}} */
 455
 456 /* C++ NSString Wrapper Cache {{{ */
 457 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 458     return size == 0 ? NULL :
 459         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 460         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 461 }
 462
 463 static _finline CFStringRef CYStringCreate(const char *data) {
 464     return CYStringCreate(data, strlen(data));
 465 }
 466
 467 class CYString {
 468   private:
 469     char *data_;
 470     size_t size_;
 471     CFStringRef cache_;
 472
 473     _finline void clear_() {
 474         if (cache_ != NULL) {
 475             CFRelease(cache_);
 476             cache_ = NULL;
 477         }
 478     }
 479
 480   public:
 481     _finline bool empty() const {
 482         return size_ == 0;
 483     }
 484
 485     _finline size_t size() const {
 486         return size_;
 487     }
 488
 489     _finline char *data() const {
 490         return data_;
 491     }
 492
 493     _finline void clear() {
 494         size_ = 0;
 495         clear_();
 496     }
 497
 498     _finline CYString() :
 499         data_(0),
 500         size_(0),
 501         cache_(NULL)
 502     {
 503     }
 504
 505     _finline ~CYString() {
 506         clear_();
 507     }
 508
 509     void operator =(const CYString &rhs) {
 510         data_ = rhs.data_;
 511         size_ = rhs.size_;
 512
 513         if (rhs.cache_ == nil)
 514             cache_ = NULL;
 515         else
 516             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 517     }
 518
 519     void copy(apr_pool_t *pool) {
 520         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 521         memcpy(temp, data_, size_);
 522         temp[size_] = '\0';
 523         data_ = temp;
 524     }
 525
 526     void set(apr_pool_t *pool, const char *data, size_t size) {
 527         if (size == 0)
 528             clear();
 529         else {
 530             clear_();
 531
 532             data_ = const_cast<char *>(data);
 533             size_ = size;
 534
 535             if (pool != NULL)
 536                 copy(pool);
 537         }
 538     }
 539
 540     _finline void set(apr_pool_t *pool, const char *data) {
 541         set(pool, data, data == NULL ? 0 : strlen(data));
 542     }
 543
 544     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 545         set(pool, rhs.data(), rhs.size());
 546     }
 547
 548     bool operator ==(const CYString &rhs) const {
 549         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 550     }
 551
 552     _finline operator CFStringRef() {
 553         if (cache_ == NULL)
 554             cache_ = CYStringCreate(data_, size_);
 555         return cache_;
 556     }
 557
 558     _finline operator id() {
 559         return (NSString *) static_cast<CFStringRef>(*this);
 560     }
 561
 562     _finline operator const char *() {
 563         return reinterpret_cast<const char *>(data_);
 564     }
 565 };
 566 /* }}} */
 567 /* C++ NSString Algorithm Adapters {{{ */
 568 extern "C" {
 569     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 570 }
 571
 572 struct NSStringMapHash :
 573     std::unary_function<NSString *, size_t>
 574 {
 575     _finline size_t operator ()(NSString *value) const {
 576         return CFStringHashNSString((CFStringRef) value);
 577     }
 578 };
 579
 580 struct NSStringMapLess :
 581     std::binary_function<NSString *, NSString *, bool>
 582 {
 583     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 584         return [lhs compare:rhs] == NSOrderedAscending;
 585     }
 586 };
 587
 588 struct NSStringMapEqual :
 589     std::binary_function<NSString *, NSString *, bool>
 590 {
 591     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 592         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 593         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 594         //[lhs isEqualToString:rhs];
 595     }
 596 };
 597 /* }}} */
 598
 599 /* CoreGraphics Primitives {{{ */
 600 class CYColor {
 601   private:
 602     CGColorRef color_;
 603
 604     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 605         CGFloat color[] = {red, green, blue, alpha};
 606         return CGColorCreate(space, color);
 607     }
 608
 609   public:
 610     CYColor() :
 611         color_(NULL)
 612     {
 613     }
 614
 615     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 616         color_(Create_(space, red, green, blue, alpha))
 617     {
 618         Set(space, red, green, blue, alpha);
 619     }
 620
 621     void Clear() {
 622         if (color_ != NULL)
 623             CGColorRelease(color_);
 624     }
 625
 626     ~CYColor() {
 627         Clear();
 628     }
 629
 630     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 631         Clear();
 632         color_ = Create_(space, red, green, blue, alpha);
 633     }
 634
 635     operator CGColorRef() {
 636         return color_;
 637     }
 638 };
 639 /* }}} */
 640
 641 /* Random Global Variables {{{ */
 642 static const int PulseInterval_ = 50000;
 643
 644 static const NSString *UI_;
 645
 646 static int Finish_;
 647 static bool RestartSubstrate_;
 648 static NSArray *Finishes_;
 649
 650 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 651 #define NotifyConfig_ "/etc/notify.conf"
 652
 653 static bool Queuing_;
 654
 655 static CYColor Blue_;
 656 static CYColor Blueish_;
 657 static CYColor Black_;
 658 static CYColor Off_;
 659 static CYColor White_;
 660 static CYColor Gray_;
 661 static CYColor Green_;
 662 static CYColor Purple_;
 663 static CYColor Purplish_;
 664
 665 static UIColor *InstallingColor_;
 666 static UIColor *RemovingColor_;
 667
 668 static NSString *App_;
 669
 670 static BOOL Advanced_;
 671 static BOOL Ignored_;
 672
 673 static _H<UIFont> Font12_;
 674 static _H<UIFont> Font12Bold_;
 675 static _H<UIFont> Font14_;
 676 static _H<UIFont> Font18Bold_;
 677 static _H<UIFont> Font22Bold_;
 678
 679 static const char *Machine_ = NULL;
 680 static NSString *System_ = nil;
 681 static NSString *SerialNumber_ = nil;
 682 static NSString *ChipID_ = nil;
 683 static NSString *BBSNum_ = nil;
 684 static _H<NSString> Token_;
 685 static NSString *UniqueID_ = nil;
 686 static NSString *PLMN_ = nil;
 687 static NSString *Build_ = nil;
 688 static NSString *Product_ = nil;
 689 static NSString *Safari_ = nil;
 690
 691 static CFLocaleRef Locale_;
 692 static NSArray *Languages_;
 693 static CGColorSpaceRef space_;
 694
 695 static NSDictionary *SectionMap_;
 696 static NSMutableDictionary *Metadata_;
 697 static _transient NSMutableDictionary *Settings_;
 698 static _transient NSString *Role_;
 699 static _transient NSMutableDictionary *Packages_;
 700 static _transient NSMutableDictionary *Values_;
 701 static _transient NSMutableDictionary *Sections_;
 702 static _transient NSMutableDictionary *Sources_;
 703 static _transient NSNumber *Version_;
 704 static _transient _H<NSString> CydiaSource_;
 705 static bool Changed_;
 706 static time_t now_;
 707
 708 bool IsWildcat_;
 709 static CGFloat ScreenScale_;
 710 static NSString *Idiom_;
 711
 712 static _H<NSMutableDictionary> SessionData_;
 713 static _H<NSObject> HostConfig_;
 714 static _H<NSMutableSet> BridgedHosts_;
 715 static _H<NSMutableSet> TokenHosts_;
 716 static _H<NSMutableSet> InsecureHosts_;
 717 static _H<NSMutableSet> PipelinedHosts_;
 718 static _H<NSMutableSet> CachedURLs_;
 719
 720 static NSString *kCydiaProgressEventTypeError = @"Error";
 721 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 722 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 723 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 724 /* }}} */
 725
 726 static void AddSource(NSDictionary *source) {
 727     [Sources_ setObject:source forKey:[NSString stringWithFormat:@"%@:%@:%@", [source objectForKey:@"Type"], [source objectForKey:@"URI"], [source objectForKey:@"Distribution"]]];
 728     Changed_ = true;
 729 }
 730
 731 static void AddSource(NSString *href, NSString *distribution, NSArray *sections = nil) {
 732     AddSource([NSMutableDictionary dictionaryWithObjectsAndKeys:
 733         @"deb", @"Type",
 734         href, @"URI",
 735         distribution, @"Distribution",
 736         sections ?: [NSMutableArray array], @"Sections",
 737     nil]);
 738 }
 739
 740 static void WriteSources() {
 741     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
 742     _assert(file != NULL);
 743
 744     fprintf(file, "deb http://%s/ tangelo main\n",
 745         [CydiaSource_ UTF8String]
 746     );
 747
 748     for (NSString *key in [Sources_ allKeys]) {
 749         NSDictionary *source([Sources_ objectForKey:key]);
 750
 751         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 752
 753         fprintf(file, "%s %s %s%s%s\n",
 754             [[source objectForKey:@"Type"] UTF8String],
 755             [[source objectForKey:@"URI"] UTF8String],
 756             [[source objectForKey:@"Distribution"] UTF8String],
 757             [sections count] == 0 ? "" : " ",
 758             [[sections componentsJoinedByString:@" "] UTF8String]
 759         );
 760     }
 761
 762     fclose(file);
 763 }
 764
 765 /* Display Helpers {{{ */
 766 inline float Interpolate(float begin, float end, float fraction) {
 767     return (end - begin) * fraction + begin;
 768 }
 769
 770 static _finline const char *StripVersion_(const char *version) {
 771     const char *colon(strchr(version, ':'));
 772     return colon == NULL ? version : colon + 1;
 773 }
 774
 775 NSString *LocalizeSection(NSString *section) {
 776     static Pcre title_r("^(.*?) \\((.*)\\)$");
 777     if (title_r(section)) {
 778         NSString *parent(title_r[1]);
 779         NSString *child(title_r[2]);
 780
 781         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 782             LocalizeSection(parent),
 783             LocalizeSection(child)
 784         ];
 785     }
 786
 787     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 788 }
 789
 790 NSString *Simplify(NSString *title) {
 791     const char *data = [title UTF8String];
 792     size_t size = [title length];
 793
 794     static Pcre square_r("^\\[(.*)\\]$");
 795     if (square_r(data, size))
 796         return Simplify(square_r[1]);
 797
 798     static Pcre paren_r("^\\((.*)\\)$");
 799     if (paren_r(data, size))
 800         return Simplify(paren_r[1]);
 801
 802     static Pcre title_r("^(.*?) \\((.*)\\)$");
 803     if (title_r(data, size))
 804         return Simplify(title_r[1]);
 805
 806     return title;
 807 }
 808 /* }}} */
 809
 810 NSString *GetLastUpdate() {
 811     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 812
 813     if (update == nil)
 814         return UCLocalize("NEVER_OR_UNKNOWN");
 815
 816     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 817     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 818
 819     CFRelease(formatter);
 820
 821     return [(NSString *) formatted autorelease];
 822 }
 823
 824 bool isSectionVisible(NSString *section) {
 825     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 826     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 827     return hidden == nil || ![hidden boolValue];
 828 }
 829
 830 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 831     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 832     if (entry == MACH_PORT_NULL)
 833         return nil;
 834
 835     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 836     IOObjectRelease(entry);
 837
 838     if (value == NULL)
 839         return nil;
 840     return [(id) value autorelease];
 841 }
 842
 843 static NSString *CYHex(NSData *data, bool reverse = false) {
 844     if (data == nil)
 845         return nil;
 846
 847     size_t length([data length]);
 848     uint8_t bytes[length];
 849     [data getBytes:bytes];
 850
 851     char string[length * 2 + 1];
 852     for (size_t i(0); i != length; ++i)
 853         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 854
 855     return [NSString stringWithUTF8String:string];
 856 }
 857
 858 @class Cydia;
 859
 860 /* Delegate Prototypes {{{ */
 861 @class Package;
 862 @class Source;
 863 @class CydiaProgressEvent;
 864
 865 @protocol DatabaseDelegate
 866 - (void) repairWithSelector:(SEL)selector;
 867 - (void) setConfigurationData:(NSString *)data;
 868 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 869 @end
 870
 871 @class CYPackageController;
 872
 873 @protocol CydiaDelegate
 874 - (void) returnToCydia;
 875 - (void) saveState;
 876 - (void) retainNetworkActivityIndicator;
 877 - (void) releaseNetworkActivityIndicator;
 878 - (void) clearPackage:(Package *)package;
 879 - (void) installPackage:(Package *)package;
 880 - (void) installPackages:(NSArray *)packages;
 881 - (void) removePackage:(Package *)package;
 882 - (void) beginUpdate;
 883 - (BOOL) updating;
 884 - (void) distUpgrade;
 885 - (void) loadData;
 886 - (void) updateData;
 887 - (void) syncData;
 888 - (void) addSource:(NSDictionary *)source;
 889 - (void) addTrivialSource:(NSString *)href;
 890 - (void) showSettings;
 891 - (UIProgressHUD *) addProgressHUD;
 892 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 893 - (CyteViewController *) pageForPackage:(NSString *)name;
 894 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 895 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 896 @end
 897 /* }}} */
 898
 899 /* Status Delegation {{{ */
 900 class Status :
 901     public pkgAcquireStatus
 902 {
 903   private:
 904     _transient NSObject<ProgressDelegate> *delegate_;
 905     bool cancelled_;
 906
 907   public:
 908     Status() :
 909         delegate_(nil),
 910         cancelled_(false)
 911     {
 912     }
 913
 914     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 915         delegate_ = delegate;
 916     }
 917
 918     NSObject<ProgressDelegate> *getDelegate() const {
 919         return delegate_;
 920     }
 921
 922     virtual bool MediaChange(std::string media, std::string drive) {
 923         return false;
 924     }
 925
 926     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 927     }
 928
 929     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 930         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 931         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 932         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 933     }
 934
 935     virtual void Done(pkgAcquire::ItemDesc &item) {
 936     }
 937
 938     virtual void Fail(pkgAcquire::ItemDesc &item) {
 939         if (
 940             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 941             item.Owner->Status == pkgAcquire::Item::StatDone
 942         )
 943             return;
 944
 945         std::string &error(item.Owner->ErrorText);
 946         if (error.empty())
 947             return;
 948
 949         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 950         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 951     }
 952
 953     virtual bool Pulse(pkgAcquire *Owner) {
 954         bool value = pkgAcquireStatus::Pulse(Owner);
 955
 956         double percent(
 957             double(CurrentBytes + CurrentItems) /
 958             double(TotalBytes + TotalItems)
 959         );
 960
 961         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 962             [NSNumber numberWithDouble:percent], @"Percent",
 963
 964             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 965             [NSNumber numberWithDouble:TotalBytes], @"Total",
 966             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 967         nil] waitUntilDone:YES];
 968
 969         if (value && ![delegate_ isProgressCancelled])
 970             return true;
 971         else {
 972             cancelled_ = true;
 973             return false;
 974         }
 975     }
 976
 977     _finline bool WasCancelled() const {
 978         return cancelled_;
 979     }
 980
 981     virtual void Start() {
 982         pkgAcquireStatus::Start();
 983         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 984     }
 985
 986     virtual void Stop() {
 987         pkgAcquireStatus::Stop();
 988         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 989         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 990     }
 991 };
 992 /* }}} */
 993 /* Database Interface {{{ */
 994 typedef std::map< unsigned long, _H<Source> > SourceMap;
 995
 996 @interface Database : NSObject {
 997     NSZone *zone_;
 998     apr_pool_t *pool_;
 999
1000     unsigned era_;
1001
1002     pkgCacheFile cache_;
1003     pkgDepCache::Policy *policy_;
1004     pkgRecords *records_;
1005     pkgProblemResolver *resolver_;
1006     pkgAcquire *fetcher_;
1007     FileFd *lock_;
1008     SPtr<pkgPackageManager> manager_;
1009     pkgSourceList *list_;
1010
1011     SourceMap sourceMap_;
1012     _H<NSMutableArray> sourceList_;
1013
1014     CFMutableArrayRef packages_;
1015
1016     _transient NSObject<DatabaseDelegate> *delegate_;
1017     _transient NSObject<ProgressDelegate> *progress_;
1018
1019     Status status_;
1020
1021     int cydiafd_;
1022     int statusfd_;
1023     FILE *input_;
1024
1025     std::map<const char *, _H<NSString> > sections_;
1026 }
1027
1028 + (Database *) sharedInstance;
1029 - (unsigned) era;
1030
1031 - (void) _readCydia:(NSNumber *)fd;
1032 - (void) _readStatus:(NSNumber *)fd;
1033 - (void) _readOutput:(NSNumber *)fd;
1034
1035 - (FILE *) input;
1036
1037 - (Package *) packageWithName:(NSString *)name;
1038
1039 - (pkgCacheFile &) cache;
1040 - (pkgDepCache::Policy *) policy;
1041 - (pkgRecords *) records;
1042 - (pkgProblemResolver *) resolver;
1043 - (pkgAcquire &) fetcher;
1044 - (pkgSourceList &) list;
1045 - (NSArray *) packages;
1046 - (NSArray *) sources;
1047 - (Source *) sourceWithKey:(NSString *)key;
1048 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1049
1050 - (void) configure;
1051 - (bool) prepare;
1052 - (void) perform;
1053 - (bool) upgrade;
1054 - (void) update;
1055
1056 - (void) updateWithStatus:(Status &)status;
1057
1058 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1059
1060 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1061 - (NSObject<ProgressDelegate> *) progressDelegate;
1062
1063 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1064
1065 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1066
1067 @end
1068 /* }}} */
1069 /* ProgressEvent Implementation {{{ */
1070 @implementation CydiaProgressEvent
1071
1072 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1073     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1074 }
1075
1076 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1077     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1078     [event setPackage:package];
1079     return event;
1080 }
1081
1082 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1083     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1084
1085     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1086     NSArray *fields([description componentsSeparatedByString:@" "]);
1087     [event setItem:fields];
1088
1089     if ([fields count] > 3) {
1090         [event setPackage:[fields objectAtIndex:2]];
1091         [event setVersion:[fields objectAtIndex:3]];
1092     }
1093
1094     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1095
1096     return event;
1097 }
1098
1099 + (NSArray *) _attributeKeys {
1100     return [NSArray arrayWithObjects:
1101         @"item",
1102         @"message",
1103         @"package",
1104         @"type",
1105         @"url",
1106         @"version",
1107     nil];
1108 }
1109
1110 - (NSArray *) attributeKeys {
1111     return [[self class] _attributeKeys];
1112 }
1113
1114 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1115     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1116 }
1117
1118 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1119     if ((self = [super init]) != nil) {
1120         message_ = message;
1121         type_ = type;
1122     } return self;
1123 }
1124
1125 - (NSString *) message {
1126     return message_;
1127 }
1128
1129 - (NSString *) type {
1130     return type_;
1131 }
1132
1133 - (NSArray *) item {
1134     return (id) item_ ?: [NSNull null];
1135 }
1136
1137 - (void) setItem:(NSArray *)item {
1138     item_ = item;
1139 }
1140
1141 - (NSString *) package {
1142     return (id) package_ ?: [NSNull null];
1143 }
1144
1145 - (void) setPackage:(NSString *)package {
1146     package_ = package;
1147 }
1148
1149 - (NSString *) url {
1150     return (id) url_ ?: [NSNull null];
1151 }
1152
1153 - (void) setURL:(NSString *)url {
1154     url_ = url;
1155 }
1156
1157 - (void) setVersion:(NSString *)version {
1158     version_ = version;
1159 }
1160
1161 - (NSString *) version {
1162     return (id) version_ ?: [NSNull null];
1163 }
1164
1165 - (NSString *) compound:(NSString *)value {
1166     if (value != nil) {
1167         NSString *mode(nil); {
1168             NSString *type([self type]);
1169             if ([type isEqualToString:kCydiaProgressEventTypeError])
1170                 mode = UCLocalize("ERROR");
1171             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1172                 mode = UCLocalize("WARNING");
1173         }
1174
1175         if (mode != nil)
1176             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1177     }
1178
1179     return value;
1180 }
1181
1182 - (NSString *) compoundMessage {
1183     return [self compound:[self message]];
1184 }
1185
1186 - (NSString *) compoundTitle {
1187     NSString *title;
1188
1189     if (package_ == nil)
1190         title = nil;
1191     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1192         title = [package name];
1193     else
1194         title = package_;
1195
1196     return [self compound:title];
1197 }
1198
1199 @end
1200 /* }}} */
1201
1202 // Cytore Definitions {{{
1203 struct PackageValue :
1204     Cytore::Block
1205 {
1206     Cytore::Offset<PackageValue> next_;
1207
1208     uint32_t index_ : 23;
1209     uint32_t subscribed_ : 1;
1210     uint32_t : 8;
1211
1212     int32_t first_;
1213     int32_t last_;
1214
1215     uint16_t vhash_;
1216     uint16_t nhash_;
1217
1218     char version_[8];
1219     char name_[];
1220 };
1221
1222 struct MetaValue :
1223     Cytore::Block
1224 {
1225     uint32_t active_;
1226     Cytore::Offset<PackageValue> packages_[1 << 16];
1227 };
1228
1229 static Cytore::File<MetaValue> MetaFile_;
1230 // }}}
1231 // Cytore Helper Functions {{{
1232 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1233     SplitHash nhash = { hashlittle(name, length) };
1234
1235     PackageValue *metadata;
1236
1237     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1238     offset: if (offset->IsNull()) {
1239         *offset = MetaFile_.New<PackageValue>(length + 1);
1240         metadata = &MetaFile_.Get(*offset);
1241
1242         if (metadata == NULL) {
1243             if (fail != NULL)
1244                 *fail = true;
1245
1246             metadata = new PackageValue();
1247             memset(metadata, 0, sizeof(*metadata));
1248         }
1249
1250         memcpy(metadata->name_, name, length + 1);
1251         metadata->nhash_ = nhash.u16[1];
1252     } else {
1253         metadata = &MetaFile_.Get(*offset);
1254
1255         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1256             offset = &metadata->next_;
1257             goto offset;
1258         }
1259     }
1260
1261     return metadata;
1262 }
1263
1264 static void PackageImport(const void *key, const void *value, void *context) {
1265     bool &fail(*reinterpret_cast<bool *>(context));
1266
1267     char buffer[1024];
1268     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1269         NSLog(@"failed to import package %@", key);
1270         return;
1271     }
1272
1273     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1274     NSDictionary *package((NSDictionary *) value);
1275
1276     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1277         if ([subscribed boolValue] && !metadata->subscribed_)
1278             metadata->subscribed_ = true;
1279
1280     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1281         time_t time([date timeIntervalSince1970]);
1282         if (metadata->first_ > time || metadata->first_ == 0)
1283             metadata->first_ = time;
1284     }
1285
1286     NSDate *date([package objectForKey:@"LastSeen"]);
1287     NSString *version([package objectForKey:@"LastVersion"]);
1288
1289     if (date != nil && version != nil) {
1290         time_t time([date timeIntervalSince1970]);
1291         if (metadata->last_ < time || metadata->last_ == 0)
1292             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1293                 size_t length(strlen(buffer));
1294                 uint16_t vhash(hashlittle(buffer, length));
1295
1296                 size_t capped(std::min<size_t>(8, length));
1297                 char *latest(buffer + length - capped);
1298
1299                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1300                 metadata->vhash_ = vhash;
1301
1302                 metadata->last_ = time;
1303             }
1304     }
1305 }
1306 // }}}
1307
1308 /* Source Class {{{ */
1309 @interface Source : NSObject {
1310     CYString depiction_;
1311     CYString description_;
1312     CYString label_;
1313     CYString origin_;
1314     CYString support_;
1315
1316     CYString uri_;
1317     CYString distribution_;
1318     CYString type_;
1319     CYString base_;
1320     CYString version_;
1321
1322     _H<NSString> host_;
1323     _H<NSString> authority_;
1324
1325     CYString defaultIcon_;
1326
1327     _H<NSDictionary> record_;
1328     BOOL trusted_;
1329 }
1330
1331 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1332
1333 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1334
1335 - (NSString *) depictionForPackage:(NSString *)package;
1336 - (NSString *) supportForPackage:(NSString *)package;
1337
1338 - (NSDictionary *) record;
1339 - (BOOL) trusted;
1340
1341 - (NSString *) uri;
1342 - (NSString *) distribution;
1343 - (NSString *) type;
1344
1345 - (NSString *) base;
1346
1347 - (NSString *) key;
1348 - (NSString *) host;
1349
1350 - (NSString *) name;
1351 - (NSString *) shortDescription;
1352 - (NSString *) label;
1353 - (NSString *) origin;
1354 - (NSString *) version;
1355
1356 - (NSString *) defaultIcon;
1357
1358 @end
1359
1360 @implementation Source
1361
1362 - (void) _clear {
1363     uri_.clear();
1364     distribution_.clear();
1365     type_.clear();
1366
1367     base_.clear();
1368
1369     description_.clear();
1370     label_.clear();
1371     origin_.clear();
1372     depiction_.clear();
1373     support_.clear();
1374     version_.clear();
1375     defaultIcon_.clear();
1376
1377     record_ = nil;
1378     host_ = nil;
1379     authority_ = nil;
1380 }
1381
1382 + (NSString *) webScriptNameForSelector:(SEL)selector {
1383     if (false);
1384     else if (selector == @selector(addSection:))
1385         return @"addSection";
1386     else if (selector == @selector(removeSection:))
1387         return @"removeSection";
1388     else if (selector == @selector(remove))
1389         return @"remove";
1390     else
1391         return nil;
1392 }
1393
1394 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1395     return [self webScriptNameForSelector:selector] == nil;
1396 }
1397
1398 + (NSArray *) _attributeKeys {
1399     return [NSArray arrayWithObjects:
1400         @"distribution",
1401         @"host",
1402         @"key",
1403         @"label",
1404         @"name",
1405         @"origin",
1406         @"sections",
1407         @"shortDescription",
1408         @"trusted",
1409         @"type",
1410         @"uri",
1411         @"version",
1412     nil];
1413 }
1414
1415 - (NSArray *) attributeKeys {
1416     return [[self class] _attributeKeys];
1417 }
1418
1419 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1420     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1421 }
1422
1423 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1424     [self _clear];
1425
1426     trusted_ = index->IsTrusted();
1427
1428     uri_.set(pool, index->GetURI());
1429     distribution_.set(pool, index->GetDist());
1430     type_.set(pool, index->GetType());
1431
1432     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1433     if (dindex != NULL) {
1434         base_.set(pool, dindex->MetaIndexURI(""));
1435
1436         FileFd fd;
1437         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1438             _error->Discard();
1439         else {
1440             pkgTagFile tags(&fd);
1441
1442             pkgTagSection section;
1443             tags.Step(section);
1444
1445             struct {
1446                 const char *name_;
1447                 CYString *value_;
1448             } names[] = {
1449                 {"default-icon", &defaultIcon_},
1450                 {"depiction", &depiction_},
1451                 {"description", &description_},
1452                 {"label", &label_},
1453                 {"origin", &origin_},
1454                 {"support", &support_},
1455                 {"version", &version_},
1456             };
1457
1458             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1459                 const char *start, *end;
1460
1461                 if (section.Find(names[i].name_, start, end)) {
1462                     CYString &value(*names[i].value_);
1463                     value.set(pool, start, end - start);
1464                 }
1465             }
1466         }
1467     }
1468
1469     record_ = [Sources_ objectForKey:[self key]];
1470
1471     NSURL *url([NSURL URLWithString:uri_]);
1472
1473     host_ = [url host];
1474     if (host_ != nil)
1475         host_ = [host_ lowercaseString];
1476
1477     if (host_ != nil)
1478         authority_ = host_;
1479     else
1480         authority_ = [url path];
1481 }
1482
1483 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1484     if ((self = [super init]) != nil) {
1485         [self setMetaIndex:index inPool:pool];
1486     } return self;
1487 }
1488
1489 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1490     NSDictionary *lhr = [self record];
1491     NSDictionary *rhr = [source record];
1492
1493     if ((lhr == nil) != (rhr == nil))
1494         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1495
1496     NSString *lhs = [self name];
1497     NSString *rhs = [source name];
1498
1499     if ([lhs length] != 0 && [rhs length] != 0) {
1500         unichar lhc = [lhs characterAtIndex:0];
1501         unichar rhc = [rhs characterAtIndex:0];
1502
1503         if (isalpha(lhc) && !isalpha(rhc))
1504             return NSOrderedAscending;
1505         else if (!isalpha(lhc) && isalpha(rhc))
1506             return NSOrderedDescending;
1507     }
1508
1509     return [lhs compare:rhs options:LaxCompareOptions_];
1510 }
1511
1512 - (NSString *) depictionForPackage:(NSString *)package {
1513     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1514 }
1515
1516 - (NSString *) supportForPackage:(NSString *)package {
1517     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1518 }
1519
1520 - (NSArray *) sections {
1521     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1522 }
1523
1524 - (void) _addSection:(NSString *)section {
1525     if (record_ == nil)
1526         return;
1527     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1528         if (![sections containsObject:section]) {
1529             [sections addObject:section];
1530             Changed_ = true;
1531         }
1532     } else {
1533         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1534         Changed_ = true;
1535     }
1536 }
1537
1538 - (bool) addSection:(NSString *)section {
1539     if (record_ == nil)
1540         return false;
1541
1542     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1543     return true;
1544 }
1545
1546 - (void) _removeSection:(NSString *)section {
1547     if (record_ == nil)
1548         return;
1549
1550     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1551         if ([sections containsObject:section]) {
1552             [sections removeObject:section];
1553             Changed_ = true;
1554         }
1555 }
1556
1557 - (bool) removeSection:(NSString *)section {
1558     if (record_ == nil)
1559         return false;
1560
1561     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1562     return true;
1563 }
1564
1565 - (void) _remove {
1566     [Sources_ removeObjectForKey:[self key]];
1567     Changed_ = true;
1568 }
1569
1570 - (bool) remove {
1571     bool value(record_ != nil);
1572     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1573     return value;
1574 }
1575
1576 - (NSDictionary *) record {
1577     return record_;
1578 }
1579
1580 - (BOOL) trusted {
1581     return trusted_;
1582 }
1583
1584 - (NSString *) uri {
1585     return uri_;
1586 }
1587
1588 - (NSString *) distribution {
1589     return distribution_;
1590 }
1591
1592 - (NSString *) type {
1593     return type_;
1594 }
1595
1596 - (NSString *) base {
1597     return base_;
1598 }
1599
1600 - (NSString *) key {
1601     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1602 }
1603
1604 - (NSString *) host {
1605     return host_;
1606 }
1607
1608 - (NSString *) name {
1609     return origin_.empty() ? (id) authority_ : origin_;
1610 }
1611
1612 - (NSString *) shortDescription {
1613     return description_;
1614 }
1615
1616 - (NSString *) label {
1617     return label_.empty() ? (id) authority_ : label_;
1618 }
1619
1620 - (NSString *) origin {
1621     return origin_;
1622 }
1623
1624 - (NSString *) version {
1625     return version_;
1626 }
1627
1628 - (NSString *) defaultIcon {
1629     return defaultIcon_;
1630 }
1631
1632 @end
1633 /* }}} */
1634 /* CydiaOperation Class {{{ */
1635 @interface CydiaOperation : NSObject {
1636     _H<NSString> operator_;
1637     _H<NSString> value_;
1638 }
1639
1640 - (NSString *) operator;
1641 - (NSString *) value;
1642
1643 @end
1644
1645 @implementation CydiaOperation
1646
1647 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1648     if ((self = [super init]) != nil) {
1649         operator_ = [NSString stringWithUTF8String:_operator];
1650         value_ = [NSString stringWithUTF8String:value];
1651     } return self;
1652 }
1653
1654 + (NSArray *) _attributeKeys {
1655     return [NSArray arrayWithObjects:
1656         @"operator",
1657         @"value",
1658     nil];
1659 }
1660
1661 - (NSArray *) attributeKeys {
1662     return [[self class] _attributeKeys];
1663 }
1664
1665 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1666     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1667 }
1668
1669 - (NSString *) operator {
1670     return operator_;
1671 }
1672
1673 - (NSString *) value {
1674     return value_;
1675 }
1676
1677 @end
1678 /* }}} */
1679 /* CydiaClause Class {{{ */
1680 @interface CydiaClause : NSObject {
1681     _H<NSString> package_;
1682     _H<CydiaOperation> version_;
1683 }
1684
1685 - (NSString *) package;
1686 - (CydiaOperation *) version;
1687
1688 @end
1689
1690 @implementation CydiaClause
1691
1692 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1693     if ((self = [super init]) != nil) {
1694         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1695
1696         if (const char *version = dep.TargetVer())
1697             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1698         else
1699             version_ = (id) [NSNull null];
1700     } return self;
1701 }
1702
1703 + (NSArray *) _attributeKeys {
1704     return [NSArray arrayWithObjects:
1705         @"package",
1706         @"version",
1707     nil];
1708 }
1709
1710 - (NSArray *) attributeKeys {
1711     return [[self class] _attributeKeys];
1712 }
1713
1714 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1715     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1716 }
1717
1718 - (NSString *) package {
1719     return package_;
1720 }
1721
1722 - (CydiaOperation *) version {
1723     return version_;
1724 }
1725
1726 @end
1727 /* }}} */
1728 /* CydiaRelation Class {{{ */
1729 @interface CydiaRelation : NSObject {
1730     _H<NSString> relationship_;
1731     _H<NSMutableArray> clauses_;
1732 }
1733
1734 - (NSString *) relationship;
1735 - (NSArray *) clauses;
1736
1737 @end
1738
1739 @implementation CydiaRelation
1740
1741 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1742     if ((self = [super init]) != nil) {
1743         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1744         clauses_ = [NSMutableArray arrayWithCapacity:8];
1745
1746         pkgCache::DepIterator start;
1747         pkgCache::DepIterator end;
1748         dep.GlobOr(start, end); // ++dep
1749
1750         _forever {
1751             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1752
1753             // yes, seriously. (wtf?)
1754             if (start == end)
1755                 break;
1756             ++start;
1757         }
1758     } return self;
1759 }
1760
1761 + (NSArray *) _attributeKeys {
1762     return [NSArray arrayWithObjects:
1763         @"clauses",
1764         @"relationship",
1765     nil];
1766 }
1767
1768 - (NSArray *) attributeKeys {
1769     return [[self class] _attributeKeys];
1770 }
1771
1772 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1773     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1774 }
1775
1776 - (NSString *) relationship {
1777     return relationship_;
1778 }
1779
1780 - (NSArray *) clauses {
1781     return clauses_;
1782 }
1783
1784 - (void) addClause:(CydiaClause *)clause {
1785     [clauses_ addObject:clause];
1786 }
1787
1788 @end
1789 /* }}} */
1790 /* Package Class {{{ */
1791 struct ParsedPackage {
1792     CYString tagline_;
1793
1794     CYString architecture_;
1795     CYString icon_;
1796
1797     CYString depiction_;
1798     CYString homepage_;
1799
1800     CYString sponsor_;
1801     CYString author_;
1802
1803     CYString bugs_;
1804     CYString support_;
1805 };
1806
1807 @interface Package : NSObject {
1808     uint32_t era_ : 26;
1809     uint32_t role_ : 3;
1810     uint32_t essential_ : 1;
1811     uint32_t obsolete_ : 1;
1812     uint32_t ignored_ : 1;
1813
1814     apr_pool_t *pool_;
1815
1816     uint32_t rank_;
1817
1818     _transient Database *database_;
1819
1820     pkgCache::VerIterator version_;
1821     pkgCache::PkgIterator iterator_;
1822     pkgCache::VerFileIterator file_;
1823
1824     CYString id_;
1825     CYString name_;
1826
1827     CYString latest_;
1828     CYString installed_;
1829
1830     const char *section_;
1831     _transient NSString *section$_;
1832
1833     _H<Source> source_;
1834
1835     PackageValue *metadata_;
1836     ParsedPackage *parsed_;
1837
1838     _H<NSMutableArray> tags_;
1839 }
1840
1841 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1842 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1843
1844 - (pkgCache::PkgIterator) iterator;
1845 - (void) parse;
1846
1847 - (NSString *) section;
1848 - (NSString *) simpleSection;
1849
1850 - (NSString *) longSection;
1851 - (NSString *) shortSection;
1852
1853 - (NSString *) uri;
1854
1855 - (MIMEAddress *) maintainer;
1856 - (size_t) size;
1857 - (NSString *) longDescription;
1858 - (NSString *) shortDescription;
1859 - (unichar) index;
1860
1861 - (PackageValue *) metadata;
1862 - (time_t) seen;
1863
1864 - (bool) subscribed;
1865 - (bool) setSubscribed:(bool)subscribed;
1866
1867 - (BOOL) ignored;
1868
1869 - (NSString *) latest;
1870 - (NSString *) installed;
1871 - (BOOL) uninstalled;
1872
1873 - (BOOL) valid;
1874 - (BOOL) upgradableAndEssential:(BOOL)essential;
1875 - (BOOL) essential;
1876 - (BOOL) broken;
1877 - (BOOL) unfiltered;
1878 - (BOOL) visible;
1879
1880 - (BOOL) half;
1881 - (BOOL) halfConfigured;
1882 - (BOOL) halfInstalled;
1883 - (BOOL) hasMode;
1884 - (NSString *) mode;
1885
1886 - (NSString *) id;
1887 - (NSString *) name;
1888 - (UIImage *) icon;
1889 - (NSString *) homepage;
1890 - (NSString *) depiction;
1891 - (MIMEAddress *) author;
1892
1893 - (NSString *) support;
1894
1895 - (NSArray *) files;
1896 - (NSArray *) warnings;
1897 - (NSArray *) applications;
1898
1899 - (Source *) source;
1900
1901 - (uint32_t) rank;
1902 - (BOOL) matches:(NSArray *)query;
1903
1904 - (bool) hasSupportingRole;
1905 - (BOOL) hasTag:(NSString *)tag;
1906 - (NSString *) primaryPurpose;
1907 - (NSArray *) purposes;
1908 - (bool) isCommercial;
1909
1910 - (void) setIndex:(size_t)index;
1911
1912 - (CYString &) cyname;
1913
1914 - (uint32_t) compareBySection:(NSArray *)sections;
1915
1916 - (void) install;
1917 - (void) remove;
1918
1919 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1920 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1921 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1922 - (bool) isVisibleInSection:(NSString *)section;
1923 - (bool) isVisibleInSource:(Source *)source;
1924
1925 @end
1926
1927 uint32_t PackageChangesRadix(Package *self, void *) {
1928     union {
1929         uint32_t key;
1930
1931         struct {
1932             uint32_t timestamp : 30;
1933             uint32_t ignored : 1;
1934             uint32_t upgradable : 1;
1935         } bits;
1936     } value;
1937
1938     bool upgradable([self upgradableAndEssential:YES]);
1939     value.bits.upgradable = upgradable ? 1 : 0;
1940
1941     if (upgradable) {
1942         value.bits.timestamp = 0;
1943         value.bits.ignored = [self ignored] ? 0 : 1;
1944         value.bits.upgradable = 1;
1945     } else {
1946         value.bits.timestamp = [self seen] >> 2;
1947         value.bits.ignored = 0;
1948         value.bits.upgradable = 0;
1949     }
1950
1951     return _not(uint32_t) - value.key;
1952 }
1953
1954 uint32_t PackagePrefixRadix(Package *self, void *context) {
1955     size_t offset(reinterpret_cast<size_t>(context));
1956     CYString &name([self cyname]);
1957
1958     size_t size(name.size());
1959     if (size == 0)
1960         return 0;
1961     char *text(name.data());
1962
1963     size_t zeros;
1964     if (!isdigit(text[0]))
1965         zeros = 0;
1966     else {
1967         size_t digits(1);
1968         while (size != digits && isdigit(text[digits]))
1969             if (++digits == 4)
1970                 break;
1971         zeros = 4 - digits;
1972     }
1973
1974     uint8_t data[4];
1975
1976     if (offset == 0 && zeros != 0) {
1977         memset(data, '0', zeros);
1978         memcpy(data + zeros, text, 4 - zeros);
1979     } else {
1980         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1981         if (size <= offset - zeros)
1982             return 0;
1983
1984         text += offset - zeros;
1985         size -= offset - zeros;
1986
1987         if (size >= 4)
1988             memcpy(data, text, 4);
1989         else {
1990             memcpy(data, text, size);
1991             memset(data + size, 0, 4 - size);
1992         }
1993
1994         for (size_t i(0); i != 4; ++i)
1995             if (isalpha(data[i]))
1996                 data[i] |= 0x20;
1997     }
1998
1999     if (offset == 0)
2000         if (data[0] == '@')
2001             data[0] = 0x7f;
2002         else
2003             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2004
2005     /* XXX: ntohl may be more honest */
2006     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2007 }
2008
2009 CYString &(*PackageName)(Package *self, SEL sel);
2010
2011 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2012     _profile(PackageNameCompare)
2013         CYString &lhi(PackageName(lhs, @selector(cyname)));
2014         CYString &rhi(PackageName(rhs, @selector(cyname)));
2015         CFStringRef lhn(lhi), rhn(rhi);
2016
2017         if (lhn == NULL)
2018             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2019         else if (rhn == NULL)
2020             return NSOrderedDescending;
2021
2022         _profile(PackageNameCompare$NumbersLast)
2023             if (!lhi.empty() && !rhi.empty()) {
2024                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2025                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2026                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2027                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2028                     return lha ? NSOrderedAscending : NSOrderedDescending;
2029             }
2030         _end
2031
2032         CFIndex length = CFStringGetLength(lhn);
2033
2034         _profile(PackageNameCompare$Compare)
2035             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2036         _end
2037     _end
2038 }
2039
2040 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2041     return PackageNameCompare(*lhs, *rhs, context);
2042 }
2043
2044 struct PackageNameOrdering :
2045     std::binary_function<Package *, Package *, bool>
2046 {
2047     _finline bool operator ()(Package *lhs, Package *rhs) const {
2048         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2049     }
2050 };
2051
2052 @implementation Package
2053
2054 - (NSString *) description {
2055     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2056 }
2057
2058 - (void) dealloc {
2059     if (parsed_ != NULL)
2060         delete parsed_;
2061     [super dealloc];
2062 }
2063
2064 + (NSString *) webScriptNameForSelector:(SEL)selector {
2065     if (false);
2066     else if (selector == @selector(clear))
2067         return @"clear";
2068     else if (selector == @selector(getField:))
2069         return @"getField";
2070     else if (selector == @selector(hasTag:))
2071         return @"hasTag";
2072     else if (selector == @selector(install))
2073         return @"install";
2074     else if (selector == @selector(remove))
2075         return @"remove";
2076     else
2077         return nil;
2078 }
2079
2080 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2081     return [self webScriptNameForSelector:selector] == nil;
2082 }
2083
2084 + (NSArray *) _attributeKeys {
2085     return [NSArray arrayWithObjects:
2086         @"applications",
2087         @"architecture",
2088         @"author",
2089         @"depiction",
2090         @"essential",
2091         @"homepage",
2092         @"icon",
2093         @"id",
2094         @"installed",
2095         @"latest",
2096         @"longDescription",
2097         @"longSection",
2098         @"maintainer",
2099         @"mode",
2100         @"name",
2101         @"purposes",
2102         @"relations",
2103         @"section",
2104         @"selection",
2105         @"shortDescription",
2106         @"shortSection",
2107         @"simpleSection",
2108         @"size",
2109         @"source",
2110         @"sponsor",
2111         @"state",
2112         @"support",
2113         @"tags",
2114         @"warnings",
2115     nil];
2116 }
2117
2118 - (NSArray *) attributeKeys {
2119     return [[self class] _attributeKeys];
2120 }
2121
2122 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2123     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2124 }
2125
2126 - (NSArray *) relations {
2127 @synchronized (database_) {
2128     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2129     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2130         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2131     return relations;
2132 } }
2133
2134 - (NSString *) architecture {
2135     [self parse];
2136 @synchronized (database_) {
2137     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2138 } }
2139
2140 - (NSString *) getField:(NSString *)name {
2141 @synchronized (database_) {
2142     if ([database_ era] != era_ || file_.end())
2143         return nil;
2144
2145     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2146
2147     const char *start, *end;
2148     if (!parser.Find([name UTF8String], start, end))
2149         return (NSString *) [NSNull null];
2150
2151     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2152 } }
2153
2154 - (void) parse {
2155     if (parsed_ != NULL)
2156         return;
2157 @synchronized (database_) {
2158     if ([database_ era] != era_ || file_.end())
2159         return;
2160
2161     ParsedPackage *parsed(new ParsedPackage);
2162     parsed_ = parsed;
2163
2164     _profile(Package$parse)
2165         pkgRecords::Parser *parser;
2166
2167         _profile(Package$parse$Lookup)
2168             parser = &[database_ records]->Lookup(file_);
2169         _end
2170
2171         CYString website;
2172
2173         _profile(Package$parse$Find)
2174             struct {
2175                 const char *name_;
2176                 CYString *value_;
2177             } names[] = {
2178                 {"architecture", &parsed->architecture_},
2179                 {"icon", &parsed->icon_},
2180                 {"depiction", &parsed->depiction_},
2181                 {"homepage", &parsed->homepage_},
2182                 {"website", &website},
2183                 {"bugs", &parsed->bugs_},
2184                 {"support", &parsed->support_},
2185                 {"sponsor", &parsed->sponsor_},
2186                 {"author", &parsed->author_},
2187             };
2188
2189             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2190                 const char *start, *end;
2191
2192                 if (parser->Find(names[i].name_, start, end)) {
2193                     CYString &value(*names[i].value_);
2194                     _profile(Package$parse$Value)
2195                         value.set(pool_, start, end - start);
2196                     _end
2197                 }
2198             }
2199         _end
2200
2201         _profile(Package$parse$Tagline)
2202             const char *start, *end;
2203             if (parser->ShortDesc(start, end)) {
2204                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2205                 if (stop == NULL)
2206                     stop = end;
2207                 while (stop != start && stop[-1] == '\r')
2208                     --stop;
2209                 parsed->tagline_.set(pool_, start, stop - start);
2210             }
2211         _end
2212
2213         _profile(Package$parse$Retain)
2214             if (parsed->homepage_.empty())
2215                 parsed->homepage_ = website;
2216             if (parsed->homepage_ == parsed->depiction_)
2217                 parsed->homepage_.clear();
2218         _end
2219     _end
2220 } }
2221
2222 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2223     if ((self = [super init]) != nil) {
2224     _profile(Package$initWithVersion)
2225         pool_ = pool;
2226
2227         database_ = database;
2228         era_ = [database era];
2229
2230         version_ = version;
2231
2232         pkgCache::PkgIterator iterator(version.ParentPkg());
2233         iterator_ = iterator;
2234
2235         _profile(Package$initWithVersion$Version)
2236             if (!version_.end())
2237                 file_ = version_.FileList();
2238             else {
2239                 pkgCache &cache([database_ cache]);
2240                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2241             }
2242         _end
2243
2244         _profile(Package$initWithVersion$Cache)
2245             name_.set(NULL, iterator.Display());
2246
2247             latest_.set(NULL, StripVersion_(version_.VerStr()));
2248
2249             pkgCache::VerIterator current(iterator.CurrentVer());
2250             if (!current.end())
2251                 installed_.set(NULL, StripVersion_(current.VerStr()));
2252         _end
2253
2254         _profile(Package$initWithVersion$Tags)
2255             pkgCache::TagIterator tag(iterator.TagList());
2256             if (!tag.end()) {
2257                 tags_ = [NSMutableArray arrayWithCapacity:8];
2258                 do {
2259                     const char *name(tag.Name());
2260                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2261
2262                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2263                         if (strcmp(name + 6, "enduser") == 0)
2264                             role_ = 1;
2265                         else if (strcmp(name + 6, "hacker") == 0)
2266                             role_ = 2;
2267                         else if (strcmp(name + 6, "developer") == 0)
2268                             role_ = 3;
2269                         else if (strcmp(name + 6, "cydia") == 0)
2270                             role_ = 7;
2271                         else
2272                             role_ = 4;
2273                     }
2274
2275                     if (strncmp(name, "cydia::", 7) == 0) {
2276                         if (strcmp(name + 7, "essential") == 0)
2277                             essential_ = true;
2278                         else if (strcmp(name + 7, "obsolete") == 0)
2279                             obsolete_ = true;
2280                     }
2281
2282                     ++tag;
2283                 } while (!tag.end());
2284             }
2285         _end
2286
2287         _profile(Package$initWithVersion$Metadata)
2288             const char *mixed(iterator.Name());
2289             size_t size(strlen(mixed));
2290             char lower[size + 1];
2291
2292             for (size_t i(0); i != size; ++i)
2293                 lower[i] = mixed[i] | 0x20;
2294             lower[size] = '\0';
2295
2296             PackageValue *metadata(PackageFind(lower, size));
2297             metadata_ = metadata;
2298
2299             id_.set(NULL, metadata->name_, size);
2300
2301             const char *latest(version_.VerStr());
2302             size_t length(strlen(latest));
2303
2304             uint16_t vhash(hashlittle(latest, length));
2305
2306             size_t capped(std::min<size_t>(8, length));
2307             latest = latest + length - capped;
2308
2309             if (metadata->first_ == 0)
2310                 metadata->first_ = now_;
2311
2312             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2313                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2314                 metadata->vhash_ = vhash;
2315                 metadata->last_ = now_;
2316             } else if (metadata->last_ == 0)
2317                 metadata->last_ = metadata->first_;
2318         _end
2319
2320         _profile(Package$initWithVersion$Section)
2321             section_ = iterator.Section();
2322         _end
2323
2324         _profile(Package$initWithVersion$Flags)
2325             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2326             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2327         _end
2328     _end } return self;
2329 }
2330
2331 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2332     pkgCache::VerIterator version;
2333
2334     _profile(Package$packageWithIterator$GetCandidateVer)
2335         version = [database policy]->GetCandidateVer(iterator);
2336     _end
2337
2338     if (version.end())
2339         return nil;
2340
2341     Package *package;
2342
2343     _profile(Package$packageWithIterator$Allocate)
2344         package = [Package allocWithZone:zone];
2345     _end
2346
2347     _profile(Package$packageWithIterator$Initialize)
2348         package = [package
2349             initWithVersion:version
2350             withZone:zone
2351             inPool:pool
2352             database:database
2353         ];
2354     _end
2355
2356     _profile(Package$packageWithIterator$Autorelease)
2357         package = [package autorelease];
2358     _end
2359
2360     return package;
2361 }
2362
2363 - (pkgCache::PkgIterator) iterator {
2364     return iterator_;
2365 }
2366
2367 - (NSString *) section {
2368     if (section$_ == nil) {
2369         if (section_ == NULL)
2370             return nil;
2371
2372         _profile(Package$section$mappedSectionForPointer)
2373             section$_ = [database_ mappedSectionForPointer:section_];
2374         _end
2375     } return section$_;
2376 }
2377
2378 - (NSString *) simpleSection {
2379     if (NSString *section = [self section])
2380         return Simplify(section);
2381     else
2382         return nil;
2383 }
2384
2385 - (NSString *) longSection {
2386     return LocalizeSection([self section]);
2387 }
2388
2389 - (NSString *) shortSection {
2390     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2391 }
2392
2393 - (NSString *) uri {
2394     return nil;
2395 #if 0
2396     pkgIndexFile *index;
2397     pkgCache::PkgFileIterator file(file_.File());
2398     if (![database_ list].FindIndex(file, index))
2399         return nil;
2400     return [NSString stringWithUTF8String:iterator_->Path];
2401     //return [NSString stringWithUTF8String:file.Site()];
2402     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2403 #endif
2404 }
2405
2406 - (MIMEAddress *) maintainer {
2407 @synchronized (database_) {
2408     if ([database_ era] != era_ || file_.end())
2409         return nil;
2410
2411     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2412     const std::string &maintainer(parser->Maintainer());
2413     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2414 } }
2415
2416 - (size_t) size {
2417 @synchronized (database_) {
2418     if ([database_ era] != era_ || version_.end())
2419         return 0;
2420
2421     return version_->InstalledSize;
2422 } }
2423
2424 - (NSString *) longDescription {
2425 @synchronized (database_) {
2426     if ([database_ era] != era_ || file_.end())
2427         return nil;
2428
2429     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2430     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2431
2432     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2433     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2434     if ([lines count] < 2)
2435         return nil;
2436
2437     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2438     for (size_t i(1), e([lines count]); i != e; ++i) {
2439         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2440         [trimmed addObject:trim];
2441     }
2442
2443     return [trimmed componentsJoinedByString:@"\n"];
2444 } }
2445
2446 - (NSString *) shortDescription {
2447     if (parsed_ != NULL)
2448         return static_cast<NSString *>(parsed_->tagline_);
2449
2450 @synchronized (database_) {
2451     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2452
2453     const char *start, *end;
2454     if (!parser.ShortDesc(start, end))
2455         return nil;
2456
2457     if (end - start > 100)
2458         end = start + 100;
2459
2460     /*
2461     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2462         end = stop;
2463
2464     while (end != start && end[-1] == '\r')
2465         --end;
2466     */
2467
2468     return [(id) CYStringCreate(start, end - start) autorelease];
2469 } }
2470
2471 - (unichar) index {
2472     _profile(Package$index)
2473         CFStringRef name((CFStringRef) [self name]);
2474         if (CFStringGetLength(name) == 0)
2475             return '#';
2476         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2477         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2478             return '#';
2479         return toupper(character);
2480     _end
2481 }
2482
2483 - (PackageValue *) metadata {
2484     return metadata_;
2485 }
2486
2487 - (time_t) seen {
2488     PackageValue *metadata([self metadata]);
2489     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2490 }
2491
2492 - (bool) subscribed {
2493     return [self metadata]->subscribed_;
2494 }
2495
2496 - (bool) setSubscribed:(bool)subscribed {
2497     PackageValue *metadata([self metadata]);
2498     if (metadata->subscribed_ == subscribed)
2499         return false;
2500     metadata->subscribed_ = subscribed;
2501     return true;
2502 }
2503
2504 - (BOOL) ignored {
2505     return ignored_;
2506 }
2507
2508 - (NSString *) latest {
2509     return latest_;
2510 }
2511
2512 - (NSString *) installed {
2513     return installed_;
2514 }
2515
2516 - (BOOL) uninstalled {
2517     return installed_.empty();
2518 }
2519
2520 - (BOOL) valid {
2521     return !version_.end();
2522 }
2523
2524 - (BOOL) upgradableAndEssential:(BOOL)essential {
2525     _profile(Package$upgradableAndEssential)
2526         pkgCache::VerIterator current(iterator_.CurrentVer());
2527         if (current.end())
2528             return essential && essential_;
2529         else
2530             return !version_.end() && version_ != current;
2531     _end
2532 }
2533
2534 - (BOOL) essential {
2535     return essential_;
2536 }
2537
2538 - (BOOL) broken {
2539     return [database_ cache][iterator_].InstBroken();
2540 }
2541
2542 - (BOOL) unfiltered {
2543     _profile(Package$unfiltered$obsolete)
2544         if (_unlikely(obsolete_))
2545             return false;
2546     _end
2547
2548     _profile(Package$unfiltered$hasSupportingRole)
2549         if (_unlikely(![self hasSupportingRole]))
2550             return false;
2551     _end
2552
2553     return true;
2554 }
2555
2556 - (BOOL) visible {
2557     if (![self unfiltered])
2558         return false;
2559
2560     NSString *section;
2561
2562     _profile(Package$visible$section)
2563         section = [self section];
2564     _end
2565
2566     _profile(Package$visible$isSectionVisible)
2567         if (!isSectionVisible(section))
2568             return false;
2569     _end
2570
2571     return true;
2572 }
2573
2574 - (BOOL) half {
2575     unsigned char current(iterator_->CurrentState);
2576     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2577 }
2578
2579 - (BOOL) halfConfigured {
2580     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2581 }
2582
2583 - (BOOL) halfInstalled {
2584     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2585 }
2586
2587 - (BOOL) hasMode {
2588     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2589     return state.Mode != pkgDepCache::ModeKeep;
2590 }
2591
2592 - (NSString *) mode {
2593     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2594
2595     switch (state.Mode) {
2596         case pkgDepCache::ModeDelete:
2597             if ((state.iFlags & pkgDepCache::Purge) != 0)
2598                 return @"PURGE";
2599             else
2600                 return @"REMOVE";
2601         case pkgDepCache::ModeKeep:
2602             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2603                 return @"REINSTALL";
2604             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2605                 return nil;*/
2606             else
2607                 return nil;
2608         case pkgDepCache::ModeInstall:
2609             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2610                 return @"REINSTALL";
2611             else*/ switch (state.Status) {
2612                 case -1:
2613                     return @"DOWNGRADE";
2614                 case 0:
2615                     return @"INSTALL";
2616                 case 1:
2617                     return @"UPGRADE";
2618                 case 2:
2619                     return @"NEW_INSTALL";
2620                 _nodefault
2621             }
2622         _nodefault
2623     }
2624 }
2625
2626 - (NSString *) id {
2627     return id_;
2628 }
2629
2630 - (NSString *) name {
2631     return name_.empty() ? id_ : name_;
2632 }
2633
2634 - (UIImage *) icon {
2635     NSString *section = [self simpleSection];
2636
2637     UIImage *icon(nil);
2638     if (parsed_ != NULL)
2639         if (NSString *href = parsed_->icon_)
2640             if ([href hasPrefix:@"file:///"])
2641                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2642     if (icon == nil) if (section != nil)
2643         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2644     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2645         if ([dicon hasPrefix:@"file:///"])
2646             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2647     if (icon == nil)
2648         icon = [UIImage applicationImageNamed:@"unknown.png"];
2649     return icon;
2650 }
2651
2652 - (NSString *) homepage {
2653     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2654 }
2655
2656 - (NSString *) depiction {
2657     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2658 }
2659
2660 - (MIMEAddress *) sponsor {
2661     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2662 }
2663
2664 - (MIMEAddress *) author {
2665     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2666 }
2667
2668 - (NSString *) support {
2669     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2670 }
2671
2672 - (NSArray *) files {
2673     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2674     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2675
2676     std::ifstream fin;
2677     fin.open([path UTF8String]);
2678     if (!fin.is_open())
2679         return nil;
2680
2681     std::string line;
2682     while (std::getline(fin, line))
2683         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2684
2685     return files;
2686 }
2687
2688 - (NSString *) state {
2689 @synchronized (database_) {
2690     if ([database_ era] != era_ || file_.end())
2691         return nil;
2692
2693     switch (iterator_->CurrentState) {
2694         case pkgCache::State::NotInstalled:
2695             return @"NotInstalled";
2696         case pkgCache::State::UnPacked:
2697             return @"UnPacked";
2698         case pkgCache::State::HalfConfigured:
2699             return @"HalfConfigured";
2700         case pkgCache::State::HalfInstalled:
2701             return @"HalfInstalled";
2702         case pkgCache::State::ConfigFiles:
2703             return @"ConfigFiles";
2704         case pkgCache::State::Installed:
2705             return @"Installed";
2706         case pkgCache::State::TriggersAwaited:
2707             return @"TriggersAwaited";
2708         case pkgCache::State::TriggersPending:
2709             return @"TriggersPending";
2710     }
2711
2712     return (NSString *) [NSNull null];
2713 } }
2714
2715 - (NSString *) selection {
2716 @synchronized (database_) {
2717     if ([database_ era] != era_ || file_.end())
2718         return nil;
2719
2720     switch (iterator_->SelectedState) {
2721         case pkgCache::State::Unknown:
2722             return @"Unknown";
2723         case pkgCache::State::Install:
2724             return @"Install";
2725         case pkgCache::State::Hold:
2726             return @"Hold";
2727         case pkgCache::State::DeInstall:
2728             return @"DeInstall";
2729         case pkgCache::State::Purge:
2730             return @"Purge";
2731     }
2732
2733     return (NSString *) [NSNull null];
2734 } }
2735
2736 - (NSArray *) warnings {
2737     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2738     const char *name(iterator_.Name());
2739
2740     size_t length(strlen(name));
2741     if (length < 2) invalid:
2742         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2743     else for (size_t i(0); i != length; ++i)
2744         if (
2745             /* XXX: technically this is not allowed */
2746             (name[i] < 'A' || name[i] > 'Z') &&
2747             (name[i] < 'a' || name[i] > 'z') &&
2748             (name[i] < '0' || name[i] > '9') &&
2749             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2750         ) goto invalid;
2751
2752     if (strcmp(name, "cydia") != 0) {
2753         bool cydia = false;
2754         bool user = false;
2755         bool _private = false;
2756         bool stash = false;
2757
2758         bool repository = [[self section] isEqualToString:@"Repositories"];
2759
2760         if (NSArray *files = [self files])
2761             for (NSString *file in files)
2762                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2763                     cydia = true;
2764                 else if (!user && [file isEqualToString:@"/User"])
2765                     user = true;
2766                 else if (!_private && [file isEqualToString:@"/private"])
2767                     _private = true;
2768                 else if (!stash && [file isEqualToString:@"/var/stash"])
2769                     stash = true;
2770
2771         /* XXX: this is not sensitive enough. only some folders are valid. */
2772         if (cydia && !repository)
2773             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2774         if (user)
2775             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2776         if (_private)
2777             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2778         if (stash)
2779             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2780     }
2781
2782     return [warnings count] == 0 ? nil : warnings;
2783 }
2784
2785 - (NSArray *) applications {
2786     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2787
2788     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2789
2790     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2791     if (NSArray *files = [self files])
2792         for (NSString *file in files)
2793             if (application_r(file)) {
2794                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2795                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2796                 if ([id isEqualToString:me])
2797                     continue;
2798
2799                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2800                 if (display == nil)
2801                     display = application_r[1];
2802
2803                 NSString *bundle([file stringByDeletingLastPathComponent]);
2804                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2805                 if (icon == nil || [icon length] == 0)
2806                     icon = @"icon.png";
2807                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2808
2809                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2810                 [applications addObject:application];
2811
2812                 [application addObject:id];
2813                 [application addObject:display];
2814                 [application addObject:url];
2815             }
2816
2817     return [applications count] == 0 ? nil : applications;
2818 }
2819
2820 - (Source *) source {
2821     if (source_ == nil) {
2822         @synchronized (database_) {
2823             if ([database_ era] != era_ || file_.end())
2824                 source_ = (Source *) [NSNull null];
2825             else
2826                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2827         }
2828     }
2829
2830     return source_ == (Source *) [NSNull null] ? nil : source_;
2831 }
2832
2833 - (uint32_t) rank {
2834     return rank_;
2835 }
2836
2837 - (BOOL) matches:(NSArray *)query {
2838     if (query == nil || [query count] == 0)
2839         return NO;
2840
2841     rank_ = 0;
2842
2843     NSString *string;
2844     NSRange range;
2845     NSUInteger length;
2846
2847     string = [self name];
2848     length = [string length];
2849
2850     for (NSString *term in query) {
2851         range = [string rangeOfString:term options:MatchCompareOptions_];
2852         if (range.location != NSNotFound)
2853             rank_ -= 6 * 1000000 / length;
2854     }
2855
2856     if (rank_ == 0) {
2857         string = [self id];
2858         length = [string length];
2859
2860         for (NSString *term in query) {
2861             range = [string rangeOfString:term options:MatchCompareOptions_];
2862             if (range.location != NSNotFound)
2863                 rank_ -= 6 * 1000000 / length;
2864         }
2865     }
2866
2867     string = [self shortDescription];
2868     length = [string length];
2869     NSUInteger stop(std::min<NSUInteger>(length, 100));
2870
2871     for (NSString *term in query) {
2872         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2873         if (range.location != NSNotFound)
2874             rank_ -= 2 * 100000;
2875     }
2876
2877     return rank_ != 0;
2878 }
2879
2880 - (bool) hasSupportingRole {
2881     if (role_ == 0)
2882         return true;
2883     if (role_ == 1)
2884         return true;
2885     if ([Role_ isEqualToString:@"User"])
2886         return false;
2887     if (role_ == 2)
2888         return true;
2889     if ([Role_ isEqualToString:@"Hacker"])
2890         return false;
2891     if (role_ == 3)
2892         return true;
2893     if ([Role_ isEqualToString:@"Developer"])
2894         return false;
2895     _assert(false);
2896 }
2897
2898 - (NSArray *) tags {
2899     return tags_;
2900 }
2901
2902 - (BOOL) hasTag:(NSString *)tag {
2903     return tags_ == nil ? NO : [tags_ containsObject:tag];
2904 }
2905
2906 - (NSString *) primaryPurpose {
2907     for (NSString *tag in (NSArray *) tags_)
2908         if ([tag hasPrefix:@"purpose::"])
2909             return [tag substringFromIndex:9];
2910     return nil;
2911 }
2912
2913 - (NSArray *) purposes {
2914     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2915     for (NSString *tag in (NSArray *) tags_)
2916         if ([tag hasPrefix:@"purpose::"])
2917             [purposes addObject:[tag substringFromIndex:9]];
2918     return [purposes count] == 0 ? nil : purposes;
2919 }
2920
2921 - (bool) isCommercial {
2922     return [self hasTag:@"cydia::commercial"];
2923 }
2924
2925 - (void) setIndex:(size_t)index {
2926     if (metadata_->index_ != index)
2927         metadata_->index_ = index;
2928 }
2929
2930 - (CYString &) cyname {
2931     return name_.empty() ? id_ : name_;
2932 }
2933
2934 - (uint32_t) compareBySection:(NSArray *)sections {
2935     NSString *section([self section]);
2936     for (size_t i(0), e([sections count]); i != e; ++i) {
2937         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2938             return i;
2939     }
2940
2941     return _not(uint32_t);
2942 }
2943
2944 - (void) clear {
2945 @synchronized (database_) {
2946     pkgProblemResolver *resolver = [database_ resolver];
2947     resolver->Clear(iterator_);
2948
2949     pkgCacheFile &cache([database_ cache]);
2950     cache->SetReInstall(iterator_, false);
2951     cache->MarkKeep(iterator_, false);
2952 } }
2953
2954 - (void) install {
2955 @synchronized (database_) {
2956     pkgProblemResolver *resolver = [database_ resolver];
2957     resolver->Clear(iterator_);
2958     resolver->Protect(iterator_);
2959
2960     pkgCacheFile &cache([database_ cache]);
2961     cache->SetReInstall(iterator_, false);
2962     cache->MarkInstall(iterator_, false);
2963
2964     pkgDepCache::StateCache &state((*cache)[iterator_]);
2965     if (!state.Install())
2966         cache->SetReInstall(iterator_, true);
2967 } }
2968
2969 - (void) remove {
2970 @synchronized (database_) {
2971     pkgProblemResolver *resolver = [database_ resolver];
2972     resolver->Clear(iterator_);
2973     resolver->Remove(iterator_);
2974     resolver->Protect(iterator_);
2975
2976     pkgCacheFile &cache([database_ cache]);
2977     cache->SetReInstall(iterator_, false);
2978     cache->MarkDelete(iterator_, true);
2979 } }
2980
2981 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
2982     _profile(Package$isUnfilteredAndSearchedForBy)
2983         bool value(true);
2984
2985         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2986             value &= [self unfiltered];
2987         _end
2988
2989         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2990             value &= [self matches:query];
2991         _end
2992
2993         return value;
2994     _end
2995 }
2996
2997 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2998     if ([search length] == 0)
2999         return false;
3000
3001     _profile(Package$isUnfilteredAndSelectedForBy)
3002         bool value(true);
3003
3004         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3005             value &= [self unfiltered];
3006         _end
3007
3008         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3009             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3010         _end
3011
3012         return value;
3013     _end
3014 }
3015
3016 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3017     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3018 }
3019
3020 - (bool) isVisibleInSection:(NSString *)name {
3021     NSString *section([self section]);
3022
3023     return (
3024         name == nil ||
3025         section == nil && [name length] == 0 ||
3026         [name isEqualToString:section]
3027     ) && [self visible];
3028 }
3029
3030 - (bool) isVisibleInSource:(Source *)source {
3031     return [self source] == source && [self visible];
3032 }
3033
3034 @end
3035 /* }}} */
3036 /* Section Class {{{ */
3037 @interface Section : NSObject {
3038     _H<NSString> name_;
3039     unichar index_;
3040     size_t row_;
3041     size_t count_;
3042     _H<NSString> localized_;
3043 }
3044
3045 - (NSComparisonResult) compareByLocalized:(Section *)section;
3046 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3047 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3048 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3049 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3050 - (NSString *) name;
3051 - (unichar) index;
3052
3053 - (size_t) row;
3054 - (size_t) count;
3055
3056 - (void) addToRow;
3057 - (void) addToCount;
3058
3059 - (void) setCount:(size_t)count;
3060 - (NSString *) localized;
3061
3062 @end
3063
3064 @implementation Section
3065
3066 - (NSComparisonResult) compareByLocalized:(Section *)section {
3067     NSString *lhs(localized_);
3068     NSString *rhs([section localized]);
3069
3070     /*if ([lhs length] != 0 && [rhs length] != 0) {
3071         unichar lhc = [lhs characterAtIndex:0];
3072         unichar rhc = [rhs characterAtIndex:0];
3073
3074         if (isalpha(lhc) && !isalpha(rhc))
3075             return NSOrderedAscending;
3076         else if (!isalpha(lhc) && isalpha(rhc))
3077             return NSOrderedDescending;
3078     }*/
3079
3080     return [lhs compare:rhs options:LaxCompareOptions_];
3081 }
3082
3083 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3084     if ((self = [self initWithName:name localize:NO]) != nil) {
3085         if (localized != nil)
3086             localized_ = localized;
3087     } return self;
3088 }
3089
3090 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3091     return [self initWithName:name row:0 localize:localize];
3092 }
3093
3094 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3095     if ((self = [super init]) != nil) {
3096         name_ = name;
3097         index_ = '\0';
3098         row_ = row;
3099         if (localize)
3100             localized_ = LocalizeSection(name_);
3101     } return self;
3102 }
3103
3104 /* XXX: localize the index thingees */
3105 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3106     if ((self = [super init]) != nil) {
3107         name_ = [NSString stringWithCharacters:&index length:1];
3108         index_ = index;
3109         row_ = row;
3110     } return self;
3111 }
3112
3113 - (NSString *) name {
3114     return name_;
3115 }
3116
3117 - (unichar) index {
3118     return index_;
3119 }
3120
3121 - (size_t) row {
3122     return row_;
3123 }
3124
3125 - (size_t) count {
3126     return count_;
3127 }
3128
3129 - (void) addToRow {
3130     ++row_;
3131 }
3132
3133 - (void) addToCount {
3134     ++count_;
3135 }
3136
3137 - (void) setCount:(size_t)count {
3138     count_ = count;
3139 }
3140
3141 - (NSString *) localized {
3142     return localized_;
3143 }
3144
3145 @end
3146 /* }}} */
3147
3148 static NSString *Colon_;
3149 NSString *Elision_;
3150 static NSString *Error_;
3151 static NSString *Warning_;
3152
3153 class CydiaLogCleaner :
3154     public pkgArchiveCleaner
3155 {
3156   protected:
3157     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3158         unlink(File);
3159     }
3160 };
3161
3162 /* Database Implementation {{{ */
3163 @implementation Database
3164
3165 + (Database *) sharedInstance {
3166     static _H<Database> instance;
3167     if (instance == nil)
3168         instance = [[[Database alloc] init] autorelease];
3169     return instance;
3170 }
3171
3172 - (unsigned) era {
3173     return era_;
3174 }
3175
3176 - (void) releasePackages {
3177     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3178     CFArrayRemoveAllValues(packages_);
3179 }
3180
3181 - (void) dealloc {
3182     // XXX: actually implement this thing
3183     _assert(false);
3184     [self releasePackages];
3185     apr_pool_destroy(pool_);
3186     NSRecycleZone(zone_);
3187     [super dealloc];
3188 }
3189
3190 - (void) _readCydia:(NSNumber *)fd {
3191     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3192     std::istream is(&ib);
3193     std::string line;
3194
3195     static Pcre finish_r("^finish:([^:]*)$");
3196
3197     while (std::getline(is, line)) {
3198         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3199
3200         const char *data(line.c_str());
3201         size_t size = line.size();
3202         lprintf("C:%s\n", data);
3203
3204         if (finish_r(data, size)) {
3205             NSString *finish = finish_r[1];
3206             int index = [Finishes_ indexOfObject:finish];
3207             if (index != INT_MAX && index > Finish_)
3208                 Finish_ = index;
3209         }
3210
3211         [pool release];
3212     }
3213
3214     _assume(false);
3215 }
3216
3217 - (void) _readStatus:(NSNumber *)fd {
3218     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3219     std::istream is(&ib);
3220     std::string line;
3221
3222     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3223     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3224
3225     while (std::getline(is, line)) {
3226         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3227
3228         const char *data(line.c_str());
3229         size_t size(line.size());
3230         lprintf("S:%s\n", data);
3231
3232         if (conffile_r(data, size)) {
3233             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3234             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3235         } else if (strncmp(data, "status: ", 8) == 0) {
3236             // status: <package>: {unpacked,half-configured,installed}
3237             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3238             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3239         } else if (strncmp(data, "processing: ", 12) == 0) {
3240             // processing: configure: config-test
3241             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3242             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3243         } else if (pmstatus_r(data, size)) {
3244             std::string type([pmstatus_r[1] UTF8String]);
3245
3246             NSString *package = pmstatus_r[2];
3247             if ([package isEqualToString:@"dpkg-exec"])
3248                 package = nil;
3249
3250             float percent([pmstatus_r[3] floatValue]);
3251             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3252
3253             NSString *string = pmstatus_r[4];
3254
3255             if (type == "pmerror") {
3256                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3257                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3258             } else if (type == "pmstatus") {
3259                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3260                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3261             } else if (type == "pmconffile")
3262                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3263             else
3264                 lprintf("E:unknown pmstatus\n");
3265         } else
3266             lprintf("E:unknown status\n");
3267
3268         [pool release];
3269     }
3270
3271     _assume(false);
3272 }
3273
3274 - (void) _readOutput:(NSNumber *)fd {
3275     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3276     std::istream is(&ib);
3277     std::string line;
3278
3279     while (std::getline(is, line)) {
3280         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3281
3282         lprintf("O:%s\n", line.c_str());
3283
3284         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3285         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3286
3287         [pool release];
3288     }
3289
3290     _assume(false);
3291 }
3292
3293 - (FILE *) input {
3294     return input_;
3295 }
3296
3297 - (Package *) packageWithName:(NSString *)name {
3298     if (name == nil)
3299         return nil;
3300 @synchronized (self) {
3301     if (static_cast<pkgDepCache *>(cache_) == NULL)
3302         return nil;
3303     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3304     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3305 } }
3306
3307 - (id) init {
3308     if ((self = [super init]) != nil) {
3309         policy_ = NULL;
3310         records_ = NULL;
3311         resolver_ = NULL;
3312         fetcher_ = NULL;
3313         lock_ = NULL;
3314
3315         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3316         apr_pool_create(&pool_, NULL);
3317
3318         size_t capacity(MetaFile_->active_);
3319         if (capacity == 0)
3320             capacity = 16384;
3321         else
3322             capacity += 1024;
3323
3324         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3325         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3326
3327         int fds[2];
3328
3329         _assert(pipe(fds) != -1);
3330         cydiafd_ = fds[1];
3331
3332         _config->Set("APT::Keep-Fds::", cydiafd_);
3333         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3334
3335         [NSThread
3336             detachNewThreadSelector:@selector(_readCydia:)
3337             toTarget:self
3338             withObject:[NSNumber numberWithInt:fds[0]]
3339         ];
3340
3341         _assert(pipe(fds) != -1);
3342         statusfd_ = fds[1];
3343
3344         [NSThread
3345             detachNewThreadSelector:@selector(_readStatus:)
3346             toTarget:self
3347             withObject:[NSNumber numberWithInt:fds[0]]
3348         ];
3349
3350         _assert(pipe(fds) != -1);
3351         _assert(dup2(fds[0], 0) != -1);
3352         _assert(close(fds[0]) != -1);
3353
3354         input_ = fdopen(fds[1], "a");
3355
3356         _assert(pipe(fds) != -1);
3357         _assert(dup2(fds[1], 1) != -1);
3358         _assert(close(fds[1]) != -1);
3359
3360         [NSThread
3361             detachNewThreadSelector:@selector(_readOutput:)
3362             toTarget:self
3363             withObject:[NSNumber numberWithInt:fds[0]]
3364         ];
3365     } return self;
3366 }
3367
3368 - (pkgCacheFile &) cache {
3369     return cache_;
3370 }
3371
3372 - (pkgDepCache::Policy *) policy {
3373     return policy_;
3374 }
3375
3376 - (pkgRecords *) records {
3377     return records_;
3378 }
3379
3380 - (pkgProblemResolver *) resolver {
3381     return resolver_;
3382 }
3383
3384 - (pkgAcquire &) fetcher {
3385     return *fetcher_;
3386 }
3387
3388 - (pkgSourceList &) list {
3389     return *list_;
3390 }
3391
3392 - (NSArray *) packages {
3393     return (NSArray *) packages_;
3394 }
3395
3396 - (NSArray *) sources {
3397     return sourceList_;
3398 }
3399
3400 - (Source *) sourceWithKey:(NSString *)key {
3401     for (Source *source in [self sources]) {
3402         if ([[source key] isEqualToString:key])
3403             return source;
3404     } return nil;
3405 }
3406
3407 - (bool) popErrorWithTitle:(NSString *)title {
3408     bool fatal(false);
3409
3410     while (!_error->empty()) {
3411         std::string error;
3412         bool warning(!_error->PopMessage(error));
3413         if (!warning)
3414             fatal = true;
3415
3416         for (;;) {
3417             size_t size(error.size());
3418             if (size == 0 || error[size - 1] != '\n')
3419                 break;
3420             error.resize(size - 1);
3421         }
3422
3423         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3424
3425         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3426     }
3427
3428     return fatal;
3429 }
3430
3431 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3432     return [self popErrorWithTitle:title] || !success;
3433 }
3434
3435 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3436 @synchronized (self) {
3437     ++era_;
3438
3439     [self releasePackages];
3440
3441     sourceMap_.clear();
3442     [sourceList_ removeAllObjects];
3443
3444     _error->Discard();
3445
3446     delete list_;
3447     list_ = NULL;
3448     manager_ = NULL;
3449     delete lock_;
3450     lock_ = NULL;
3451     delete fetcher_;
3452     fetcher_ = NULL;
3453     delete resolver_;
3454     resolver_ = NULL;
3455     delete records_;
3456     records_ = NULL;
3457     delete policy_;
3458     policy_ = NULL;
3459
3460     cache_.Close();
3461
3462     apr_pool_clear(pool_);
3463
3464     NSRecycleZone(zone_);
3465     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3466
3467     int chk(creat("/tmp/cydia.chk", 0644));
3468     if (chk != -1)
3469         close(chk);
3470
3471     if (invocation != nil)
3472         [invocation invoke];
3473
3474     NSString *title(UCLocalize("DATABASE"));
3475
3476     _trace();
3477     OpProgress progress;
3478     while (!cache_.Open(progress, true)) { pop:
3479         std::string error;
3480         bool warning(!_error->PopMessage(error));
3481         lprintf("cache_.Open():[%s]\n", error.c_str());
3482
3483         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3484             [delegate_ repairWithSelector:@selector(configure)];
3485         else if (error == "The package lists or status file could not be parsed or opened.")
3486             [delegate_ repairWithSelector:@selector(update)];
3487         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3488         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3489         // else if (error == "Malformed Status line")
3490         // else if (error == "The list of sources could not be read.")
3491         else {
3492             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3493             return;
3494         }
3495
3496         if (warning)
3497             goto pop;
3498         _error->Discard();
3499     }
3500     _trace();
3501
3502     unlink("/tmp/cydia.chk");
3503
3504     now_ = [[NSDate date] timeIntervalSince1970];
3505
3506     policy_ = new pkgDepCache::Policy();
3507     records_ = new pkgRecords(cache_);
3508     resolver_ = new pkgProblemResolver(cache_);
3509     fetcher_ = new pkgAcquire(&status_);
3510     lock_ = NULL;
3511
3512     list_ = new pkgSourceList();
3513     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3514         return;
3515
3516     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3517         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3518         return;
3519     }
3520
3521     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3522         return;
3523
3524     if (cache_->BrokenCount() != 0) {
3525         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3526             return;
3527
3528         if (cache_->BrokenCount() != 0) {
3529             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3530             return;
3531         }
3532
3533         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3534             return;
3535     }
3536
3537     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3538         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3539         [sourceList_ addObject:object];
3540
3541         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3542         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3543             // XXX: this could be more intelligent
3544             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3545                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3546                 if (!cached.end())
3547                     sourceMap_[cached->ID] = object;
3548             }
3549     }
3550
3551     {
3552         /*std::vector<Package *> packages;
3553         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3554         packages_ = nil;*/
3555
3556         _trace();
3557
3558         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3559             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3560                 //packages.push_back(package);
3561                 CFArrayAppendValue(packages_, CFRetain(package));
3562
3563         _trace();
3564
3565         /*if (packages.empty())
3566             packages_ = [[NSArray alloc] init];
3567         else
3568             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3569         _trace();*/
3570
3571         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3572         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3573         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3574
3575         /*_trace();
3576         PrintTimes();
3577         _trace();*/
3578
3579         _trace();
3580
3581         /*if (!packages.empty())
3582             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3583         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3584
3585         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3586
3587         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3588
3589         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3590
3591         _trace();
3592
3593         size_t count(CFArrayGetCount(packages_));
3594         MetaFile_->active_ = count;
3595
3596         for (size_t index(0); index != count; ++index)
3597             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3598
3599         _trace();
3600     }
3601 } }
3602
3603 - (void) clear {
3604 @synchronized (self) {
3605     delete resolver_;
3606     resolver_ = new pkgProblemResolver(cache_);
3607
3608     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3609         if (!cache_[iterator].Keep())
3610             cache_->MarkKeep(iterator, false);
3611         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3612             cache_->SetReInstall(iterator, false);
3613 } }
3614
3615 - (void) configure {
3616     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3617     _trace();
3618     system([dpkg UTF8String]);
3619     _trace();
3620 }
3621
3622 - (bool) clean {
3623     // XXX: I don't remember this condition
3624     if (lock_ != NULL)
3625         return false;
3626
3627     FileFd Lock;
3628     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3629
3630     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3631
3632     if ([self popErrorWithTitle:title])
3633         return false;
3634
3635     pkgAcquire fetcher;
3636     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3637
3638     CydiaLogCleaner cleaner;
3639     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3640         return false;
3641
3642     return true;
3643 }
3644
3645 - (bool) prepare {
3646     fetcher_->Shutdown();
3647
3648     pkgRecords records(cache_);
3649
3650     lock_ = new FileFd();
3651     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3652
3653     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3654
3655     if ([self popErrorWithTitle:title])
3656         return false;
3657
3658     pkgSourceList list;
3659     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3660         return false;
3661
3662     manager_ = (_system->CreatePM(cache_));
3663     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3664         return false;
3665
3666     return true;
3667 }
3668
3669 - (void) perform {
3670     bool substrate(RestartSubstrate_);
3671     RestartSubstrate_ = false;
3672
3673     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3674
3675     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3676         pkgSourceList list;
3677         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3678             return;
3679         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3680             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3681     }
3682
3683     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3684
3685     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3686         _trace();
3687         [self popErrorWithTitle:title];
3688         return;
3689     }
3690
3691     bool failed = false;
3692     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3693         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3694             continue;
3695         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3696             continue;
3697
3698         failed = true;
3699     }
3700
3701     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3702
3703     if (failed) {
3704         _trace();
3705         return;
3706     }
3707
3708     if (substrate)
3709         RestartSubstrate_ = true;
3710
3711     _system->UnLock();
3712     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3713
3714     if (_error->PendingError()) {
3715         _trace();
3716         return;
3717     }
3718
3719     if (result == pkgPackageManager::Failed) {
3720         _trace();
3721         return;
3722     }
3723
3724     if (result != pkgPackageManager::Completed) {
3725         _trace();
3726         return;
3727     }
3728
3729     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3730         pkgSourceList list;
3731         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3732             return;
3733         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3734             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3735     }
3736
3737     if (![before isEqualToArray:after])
3738         [self update];
3739 }
3740
3741 - (bool) upgrade {
3742     NSString *title(UCLocalize("UPGRADE"));
3743     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3744         return false;
3745     return true;
3746 }
3747
3748 - (void) update {
3749     [self updateWithStatus:status_];
3750 }
3751
3752 - (void) updateWithStatus:(Status &)status {
3753     NSString *title(UCLocalize("REFRESHING_DATA"));
3754
3755     pkgSourceList list;
3756     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3757         return;
3758
3759     FileFd lock;
3760     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3761     if ([self popErrorWithTitle:title])
3762         return;
3763
3764     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3765
3766     bool success(ListUpdate(status, list, PulseInterval_));
3767     if (status.WasCancelled())
3768         _error->Discard();
3769     else {
3770         [self popErrorWithTitle:title forOperation:success];
3771         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3772         Changed_ = true;
3773     }
3774
3775     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3776 }
3777
3778 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3779     delegate_ = delegate;
3780 }
3781
3782 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3783     progress_ = delegate;
3784     status_.setDelegate(delegate);
3785 }
3786
3787 - (NSObject<ProgressDelegate> *) progressDelegate {
3788     return progress_;
3789 }
3790
3791 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3792     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3793     return i == sourceMap_.end() ? nil : i->second;
3794 }
3795
3796 - (NSString *) mappedSectionForPointer:(const char *)section {
3797     _H<NSString> *mapped;
3798
3799     _profile(Database$mappedSectionForPointer$Cache)
3800         mapped = &sections_[section];
3801     _end
3802
3803     if (*mapped == NULL) {
3804         size_t length(strlen(section));
3805         char spaced[length + 1];
3806
3807         _profile(Database$mappedSectionForPointer$Replace)
3808             for (size_t index(0); index != length; ++index)
3809                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3810             spaced[length] = '\0';
3811         _end
3812
3813         NSString *string;
3814
3815         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3816             string = [NSString stringWithUTF8String:spaced];
3817         _end
3818
3819         _profile(Database$mappedSectionForPointer$Map)
3820             string = [SectionMap_ objectForKey:string] ?: string;
3821         _end
3822
3823         *mapped = string;
3824     } return *mapped;
3825 }
3826
3827 @end
3828 /* }}} */
3829
3830 static _H<NSMutableSet> Diversions_;
3831
3832 @interface Diversion : NSObject {
3833     Pcre pattern_;
3834     _H<NSString> key_;
3835     _H<NSString> format_;
3836 }
3837
3838 @end
3839
3840 @implementation Diversion
3841
3842 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3843     if ((self = [super init]) != nil) {
3844         pattern_ = [from UTF8String];
3845         key_ = from;
3846         format_ = to;
3847     } return self;
3848 }
3849
3850 - (NSString *) divert:(NSString *)url {
3851     return !pattern_(url) ? nil : pattern_->*format_;
3852 }
3853
3854 + (NSURL *) divertURL:(NSURL *)url {
3855   divert:
3856     NSString *href([url absoluteString]);
3857
3858     for (Diversion *diversion in (id) Diversions_)
3859         if (NSString *diverted = [diversion divert:href]) {
3860 #if !ForRelease
3861             NSLog(@"div: %@", diverted);
3862 #endif
3863             url = [NSURL URLWithString:diverted];
3864             goto divert;
3865         }
3866
3867     return url;
3868 }
3869
3870 - (NSString *) key {
3871     return key_;
3872 }
3873
3874 - (NSUInteger) hash {
3875     return [key_ hash];
3876 }
3877
3878 - (BOOL) isEqual:(Diversion *)object {
3879     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3880 }
3881
3882 @end
3883
3884 @interface CydiaObject : NSObject {
3885     _H<IndirectDelegate> indirect_;
3886     _transient id delegate_;
3887 }
3888
3889 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3890
3891 @end
3892
3893 @interface CydiaWebViewController : CyteWebViewController {
3894     _H<CydiaObject> cydia_;
3895 }
3896
3897 + (void) addDiversion:(Diversion *)diversion;
3898
3899 @end
3900
3901 /* Web Scripting {{{ */
3902 @implementation CydiaObject
3903
3904 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3905     if ((self = [super init]) != nil) {
3906         indirect_ = indirect;
3907     } return self;
3908 }
3909
3910 - (void) setDelegate:(id)delegate {
3911     delegate_ = delegate;
3912 }
3913
3914 + (NSArray *) _attributeKeys {
3915     return [NSArray arrayWithObjects:
3916         @"bbsnum",
3917         @"cydiaSource",
3918         @"device",
3919         @"ecid",
3920         @"firmware",
3921         @"hostname",
3922         @"idiom",
3923         @"model",
3924         @"plmn",
3925         @"role",
3926         @"serial",
3927         @"token",
3928         @"version",
3929     nil];
3930 }
3931
3932 - (NSArray *) attributeKeys {
3933     return [[self class] _attributeKeys];
3934 }
3935
3936 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3937     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3938 }
3939
3940 - (NSString *) version {
3941     return @ Cydia_;
3942 }
3943
3944 - (NSString *) device {
3945     return [[UIDevice currentDevice] uniqueIdentifier];
3946 }
3947
3948 - (NSString *) firmware {
3949     return [[UIDevice currentDevice] systemVersion];
3950 }
3951
3952 - (NSString *) hostname {
3953     return [[UIDevice currentDevice] name];
3954 }
3955
3956 - (NSString *) idiom {
3957     return (id) Idiom_ ?: [NSNull null];
3958 }
3959
3960 - (NSString *) plmn {
3961     return (id) PLMN_ ?: [NSNull null];
3962 }
3963
3964 - (NSString *) bbsnum {
3965     return (id) BBSNum_ ?: [NSNull null];
3966 }
3967
3968 - (NSString *) ecid {
3969     return (id) ChipID_ ?: [NSNull null];
3970 }
3971
3972 - (NSString *) serial {
3973     return SerialNumber_;
3974 }
3975
3976 - (NSString *) role {
3977     return (id) Role_ ?: [NSNull null];
3978 }
3979
3980 - (NSString *) model {
3981     return [NSString stringWithUTF8String:Machine_];
3982 }
3983
3984 - (NSString *) token {
3985     return (id) Token_ ?: [NSNull null];
3986 }
3987
3988 + (NSString *) webScriptNameForSelector:(SEL)selector {
3989     if (false);
3990     else if (selector == @selector(addBridgedHost:))
3991         return @"addBridgedHost";
3992     else if (selector == @selector(addInsecureHost:))
3993         return @"addInsecureHost";
3994     else if (selector == @selector(addInternalRedirect::))
3995         return @"addInternalRedirect";
3996     else if (selector == @selector(addPipelinedHost:scheme:))
3997         return @"addPipelinedHost";
3998     else if (selector == @selector(addSource:::))
3999         return @"addSource";
4000     else if (selector == @selector(addTokenHost:))
4001         return @"addTokenHost";
4002     else if (selector == @selector(addTrivialSource:))
4003         return @"addTrivialSource";
4004     else if (selector == @selector(close))
4005         return @"close";
4006     else if (selector == @selector(du:))
4007         return @"du";
4008     else if (selector == @selector(stringWithFormat:arguments:))
4009         return @"format";
4010     else if (selector == @selector(getAllSources))
4011         return @"getAllSourcs";
4012     else if (selector == @selector(getKernelNumber:))
4013         return @"getKernelNumber";
4014     else if (selector == @selector(getKernelString:))
4015         return @"getKernelString";
4016     else if (selector == @selector(getInstalledPackages))
4017         return @"getInstalledPackages";
4018     else if (selector == @selector(getIORegistryEntry::))
4019         return @"getIORegistryEntry";
4020     else if (selector == @selector(getLocaleIdentifier))
4021         return @"getLocaleIdentifier";
4022     else if (selector == @selector(getPreferredLanguages))
4023         return @"getPreferredLanguages";
4024     else if (selector == @selector(getPackageById:))
4025         return @"getPackageById";
4026     else if (selector == @selector(getMetadataKeys))
4027         return @"getMetadataKeys";
4028     else if (selector == @selector(getMetadataValue:))
4029         return @"getMetadataValue";
4030     else if (selector == @selector(getSessionValue:))
4031         return @"getSessionValue";
4032     else if (selector == @selector(installPackages:))
4033         return @"installPackages";
4034     else if (selector == @selector(localizedStringForKey:value:table:))
4035         return @"localize";
4036     else if (selector == @selector(popViewController:))
4037         return @"popViewController";
4038     else if (selector == @selector(refreshSources))
4039         return @"refreshSources";
4040     else if (selector == @selector(removeButton))
4041         return @"removeButton";
4042     else if (selector == @selector(saveConfig))
4043         return @"saveConfig";
4044     else if (selector == @selector(setCydiaSource:))
4045         return @"setCydiaSource";
4046     else if (selector == @selector(setMetadataValue::))
4047         return @"setMetadataValue";
4048     else if (selector == @selector(setSessionValue::))
4049         return @"setSessionValue";
4050     else if (selector == @selector(substitutePackageNames:))
4051         return @"substitutePackageNames";
4052     else if (selector == @selector(scrollToBottom:))
4053         return @"scrollToBottom";
4054     else if (selector == @selector(setAllowsNavigationAction:))
4055         return @"setAllowsNavigationAction";
4056     else if (selector == @selector(setBadgeValue:))
4057         return @"setBadgeValue";
4058     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4059         return @"setButtonImage";
4060     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4061         return @"setButtonTitle";
4062     else if (selector == @selector(setHidesBackButton:))
4063         return @"setHidesBackButton";
4064     else if (selector == @selector(setHidesNavigationBar:))
4065         return @"setHidesNavigationBar";
4066     else if (selector == @selector(setNavigationBarStyle:))
4067         return @"setNavigationBarStyle";
4068     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4069         return @"setNavigationBarTintColor";
4070     else if (selector == @selector(setPasteboardString:))
4071         return @"setPasteboardString";
4072     else if (selector == @selector(setPasteboardURL:))
4073         return @"setPasteboardURL";
4074     else if (selector == @selector(setToken:))
4075         return @"setToken";
4076     else if (selector == @selector(setViewportWidth:))
4077         return @"setViewportWidth";
4078     else if (selector == @selector(statfs:))
4079         return @"statfs";
4080     else if (selector == @selector(supports:))
4081         return @"supports";
4082     else if (selector == @selector(unload))
4083         return @"unload";
4084     else
4085         return nil;
4086 }
4087
4088 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4089     return [self webScriptNameForSelector:selector] == nil;
4090 }
4091
4092 - (BOOL) supports:(NSString *)feature {
4093     return [feature isEqualToString:@"window.open"];
4094 }
4095
4096 - (void) unload {
4097     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4098 }
4099
4100 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4101     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4102 }
4103
4104 - (NSNumber *) getKernelNumber:(NSString *)name {
4105     const char *string([name UTF8String]);
4106
4107     size_t size;
4108     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4109         return (id) [NSNull null];
4110
4111     if (size != sizeof(int))
4112         return (id) [NSNull null];
4113
4114     int value;
4115     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4116         return (id) [NSNull null];
4117
4118     return [NSNumber numberWithInt:value];
4119 }
4120
4121 - (NSString *) getKernelString:(NSString *)name {
4122     const char *string([name UTF8String]);
4123
4124     size_t size;
4125     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4126         return (id) [NSNull null];
4127
4128     char value[size + 1];
4129     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4130         return (id) [NSNull null];
4131
4132     // XXX: just in case you request something ludicrous
4133     value[size] = '\0';
4134
4135     return [NSString stringWithCString:value];
4136 }
4137
4138 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4139     NSObject *value(CYIOGetValue([path UTF8String], entry));
4140
4141     if (value != nil)
4142         if ([value isKindOfClass:[NSData class]])
4143             value = CYHex((NSData *) value);
4144
4145     return value;
4146 }
4147
4148 - (void) _setCydiaSource:(NSString *)source {
4149     @synchronized (HostConfig_) {
4150         CydiaSource_ = source;
4151         [Metadata_ setObject:source forKey:@"CydiaSource"];
4152     }
4153
4154     Changed_ = true;
4155 }
4156
4157 - (void) setCydiaSource:(NSString *)source {
4158     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4159 }
4160
4161 - (NSString *) cydiaSource {
4162     @synchronized (HostConfig_) {
4163         return (id) CydiaSource_ ?: [NSNull null];
4164     }
4165 }
4166
4167 - (NSArray *) getMetadataKeys {
4168 @synchronized (Values_) {
4169     return [Values_ allKeys];
4170 } }
4171
4172 - (id) getMetadataValue:(NSString *)key {
4173 @synchronized (Values_) {
4174     return [Values_ objectForKey:key];
4175 } }
4176
4177 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4178 @synchronized (Values_) {
4179     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4180         [Values_ removeObjectForKey:key];
4181     else
4182         [Values_ setObject:value forKey:key];
4183
4184     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4185 } }
4186
4187 - (id) getSessionValue:(NSString *)key {
4188 @synchronized (SessionData_) {
4189     return [SessionData_ objectForKey:key];
4190 } }
4191
4192 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4193 @synchronized (SessionData_) {
4194     if (value == (id) [WebUndefined undefined])
4195         [SessionData_ removeObjectForKey:key];
4196     else
4197         [SessionData_ setObject:value forKey:key];
4198 } }
4199
4200 - (void) addBridgedHost:(NSString *)host {
4201 @synchronized (HostConfig_) {
4202     [BridgedHosts_ addObject:host];
4203 } }
4204
4205 - (void) addInsecureHost:(NSString *)host {
4206 @synchronized (HostConfig_) {
4207     [InsecureHosts_ addObject:host];
4208 } }
4209
4210 - (void) addTokenHost:(NSString *)host {
4211 @synchronized (HostConfig_) {
4212     [TokenHosts_ addObject:host];
4213 } }
4214
4215 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4216 @synchronized (HostConfig_) {
4217     if (scheme != (id) [WebUndefined undefined])
4218         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4219
4220     [PipelinedHosts_ addObject:host];
4221 } }
4222
4223 - (void) popViewController:(NSNumber *)value {
4224     if (value == (id) [WebUndefined undefined])
4225         value = [NSNumber numberWithBool:YES];
4226     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4227 }
4228
4229 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4230     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4231
4232     for (NSString *section in sections)
4233         [array addObject:section];
4234
4235     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4236         @"deb", @"Type",
4237         href, @"URI",
4238         distribution, @"Distribution",
4239         array, @"Sections",
4240     nil] waitUntilDone:NO];
4241 }
4242
4243 - (void) addTrivialSource:(NSString *)href {
4244     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4245 }
4246
4247 - (void) refreshSources {
4248     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4249 }
4250
4251 - (void) saveConfig {
4252     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4253 }
4254
4255 - (NSArray *) getAllSources {
4256     return [[Database sharedInstance] sources];
4257 }
4258
4259 - (NSArray *) getInstalledPackages {
4260     Database *database([Database sharedInstance]);
4261 @synchronized (database) {
4262     NSArray *packages([database packages]);
4263     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4264     for (Package *package in packages)
4265         if (![package uninstalled])
4266             [installed addObject:package];
4267     return installed;
4268 } }
4269
4270 - (Package *) getPackageById:(NSString *)id {
4271     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4272         [package parse];
4273         return package;
4274     } else
4275         return (Package *) [NSNull null];
4276 }
4277
4278 - (NSString *) getLocaleIdentifier {
4279     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4280 }
4281
4282 - (NSArray *) getPreferredLanguages {
4283     return Languages_;
4284 }
4285
4286 - (NSArray *) statfs:(NSString *)path {
4287     struct statfs stat;
4288
4289     if (path == nil || statfs([path UTF8String], &stat) == -1)
4290         return nil;
4291
4292     return [NSArray arrayWithObjects:
4293         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4294         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4295         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4296     nil];
4297 }
4298
4299 - (NSNumber *) du:(NSString *)path {
4300     NSNumber *value(nil);
4301
4302     int fds[2];
4303     _assert(pipe(fds) != -1);
4304
4305     pid_t pid(ExecFork());
4306     if (pid == 0) {
4307         _assert(dup2(fds[1], 1) != -1);
4308         _assert(close(fds[0]) != -1);
4309         _assert(close(fds[1]) != -1);
4310         /* XXX: this should probably not use du */
4311         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4312         exit(1);
4313         _assert(false);
4314     }
4315
4316     _assert(close(fds[1]) != -1);
4317
4318     if (FILE *du = fdopen(fds[0], "r")) {
4319         char line[1024];
4320         while (fgets(line, sizeof(line), du) != NULL) {
4321             size_t length(strlen(line));
4322             while (length != 0 && line[length - 1] == '\n')
4323                 line[--length] = '\0';
4324             if (char *tab = strchr(line, '\t')) {
4325                 *tab = '\0';
4326                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4327             }
4328         }
4329
4330         fclose(du);
4331     } else _assert(close(fds[0]));
4332
4333     int status;
4334   wait:
4335     if (waitpid(pid, &status, 0) == -1)
4336         if (errno == EINTR)
4337             goto wait;
4338         else _assert(false);
4339
4340     return value;
4341 }
4342
4343 - (void) close {
4344     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4345 }
4346
4347 - (void) installPackages:(NSArray *)packages {
4348     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4349 }
4350
4351 - (NSString *) substitutePackageNames:(NSString *)message {
4352     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4353     for (size_t i(0), e([words count]); i != e; ++i) {
4354         NSString *word([words objectAtIndex:i]);
4355         if (Package *package = [[Database sharedInstance] packageWithName:word])
4356             [words replaceObjectAtIndex:i withObject:[package name]];
4357     }
4358
4359     return [words componentsJoinedByString:@" "];
4360 }
4361
4362 - (void) removeButton {
4363     [indirect_ removeButton];
4364 }
4365
4366 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4367     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4368 }
4369
4370 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4371     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4372 }
4373
4374 - (void) setBadgeValue:(id)value {
4375     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4376 }
4377
4378 - (void) setAllowsNavigationAction:(NSString *)value {
4379     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4380 }
4381
4382 - (void) setHidesBackButton:(NSString *)value {
4383     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4384 }
4385
4386 - (void) setHidesNavigationBar:(NSString *)value {
4387     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4388 }
4389
4390 - (void) setNavigationBarStyle:(NSString *)value {
4391     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4392 }
4393
4394 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4395     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4396     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4397     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4398 }
4399
4400 - (void) setPasteboardString:(NSString *)value {
4401     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4402 }
4403
4404 - (void) setPasteboardURL:(NSString *)value {
4405     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4406 }
4407
4408 - (void) _setToken:(NSString *)token {
4409     Token_ = token;
4410
4411     if (token == nil)
4412         [Metadata_ removeObjectForKey:@"Token"];
4413     else
4414         [Metadata_ setObject:Token_ forKey:@"Token"];
4415
4416     Changed_ = true;
4417 }
4418
4419 - (void) setToken:(NSString *)token {
4420     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4421 }
4422
4423 - (void) scrollToBottom:(NSNumber *)animated {
4424     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4425 }
4426
4427 - (void) setViewportWidth:(float)width {
4428     [indirect_ setViewportWidthOnMainThread:width];
4429 }
4430
4431 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4432     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4433     unsigned count([arguments count]);
4434     id values[count];
4435     for (unsigned i(0); i != count; ++i)
4436         values[i] = [arguments objectAtIndex:i];
4437     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4438 }
4439
4440 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4441     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4442         value = nil;
4443     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4444         table = nil;
4445     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4446 }
4447
4448 @end
4449 /* }}} */
4450
4451 @interface NSURL (CydiaSecure)
4452 @end
4453
4454 @implementation NSURL (CydiaSecure)
4455
4456 - (bool) isCydiaSecure {
4457     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4458         return true;
4459
4460     @synchronized (HostConfig_) {
4461         if ([InsecureHosts_ containsObject:[self host]])
4462             return true;
4463     }
4464
4465     return false;
4466 }
4467
4468 @end
4469
4470 /* Cydia Browser Controller {{{ */
4471 @implementation CydiaWebViewController
4472
4473 - (NSURL *) navigationURL {
4474     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4475 }
4476
4477 + (void) initialize {
4478     Diversions_ = [NSMutableSet setWithCapacity:0];
4479 }
4480
4481 + (void) addDiversion:(Diversion *)diversion {
4482     [Diversions_ addObject:diversion];
4483 }
4484
4485 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4486     [super webView:view didClearWindowObject:window forFrame:frame];
4487
4488     WebDataSource *source([frame dataSource]);
4489     NSURLResponse *response([source response]);
4490     NSURL *url([response URL]);
4491     NSString *scheme([[url scheme] lowercaseString]);
4492
4493     bool bridged(false);
4494
4495     @synchronized (HostConfig_) {
4496         if ([scheme isEqualToString:@"file"])
4497             bridged = true;
4498         else if ([scheme isEqualToString:@"https"])
4499             if ([BridgedHosts_ containsObject:[url host]])
4500                 bridged = true;
4501     }
4502
4503     if (bridged)
4504         [window setValue:cydia_ forKey:@"cydia"];
4505 }
4506
4507 - (void) _setupMail:(MFMailComposeViewController *)controller {
4508     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4509
4510     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4511     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4512 }
4513
4514 - (NSURL *) URLWithURL:(NSURL *)url {
4515     return [Diversion divertURL:url];
4516 }
4517
4518 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4519     NSURL *url([request URL]);
4520     NSString *host([url host]);
4521
4522     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4523
4524     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4525         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4526     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4527         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4528
4529     bool token;
4530     @synchronized (HostConfig_) {
4531         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4532     }
4533
4534     if ([url isCydiaSecure] && token) {
4535         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4536             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4537     }
4538
4539     return copy;
4540 }
4541
4542 - (void) setDelegate:(id)delegate {
4543     [super setDelegate:delegate];
4544     [cydia_ setDelegate:delegate];
4545 }
4546
4547 - (NSString *) applicationNameForUserAgent {
4548     NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4549
4550     if (Safari_ != nil)
4551         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4552     if (Build_ != nil)
4553         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4554     if (Product_ != nil)
4555         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4556
4557     return application;
4558 }
4559
4560 - (id) init {
4561     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4562         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4563     } return self;
4564 }
4565
4566 @end
4567 /* }}} */
4568
4569 // CydiaScript {{{
4570 @interface NSObject (CydiaScript)
4571 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4572 @end
4573
4574 @implementation NSObject (CydiaScript)
4575
4576 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4577     return self;
4578 }
4579
4580 @end
4581
4582 @implementation NSArray (CydiaScript)
4583
4584 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4585     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4586     for (size_t i(0), e([self count]); i != e; ++i)
4587         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4588     return object;
4589 }
4590
4591 @end
4592
4593 @implementation NSDictionary (CydiaScript)
4594
4595 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4596     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4597     for (id i in self)
4598         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4599     return object;
4600 }
4601
4602 @end
4603 // }}}
4604
4605 /* Confirmation Controller {{{ */
4606 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4607     if (!iterator.end())
4608         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4609             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4610                 continue;
4611             pkgCache::PkgIterator package(dep.TargetPkg());
4612             if (package.end())
4613                 continue;
4614             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4615                 return true;
4616         }
4617
4618     return false;
4619 }
4620
4621 @protocol ConfirmationControllerDelegate
4622 - (void) cancelAndClear:(bool)clear;
4623 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4624 - (void) queue;
4625 @end
4626
4627 @interface ConfirmationController : CydiaWebViewController {
4628     _transient Database *database_;
4629
4630     _H<UIAlertView> essential_;
4631
4632     _H<NSDictionary> changes_;
4633     _H<NSMutableArray> issues_;
4634     _H<NSDictionary> sizes_;
4635
4636     BOOL substrate_;
4637 }
4638
4639 - (id) initWithDatabase:(Database *)database;
4640
4641 @end
4642
4643 @implementation ConfirmationController
4644
4645 - (void) complete {
4646     if (substrate_)
4647         RestartSubstrate_ = true;
4648     [delegate_ confirmWithNavigationController:[self navigationController]];
4649 }
4650
4651 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4652     NSString *context([alert context]);
4653
4654     if ([context isEqualToString:@"remove"]) {
4655         if (button == [alert cancelButtonIndex])
4656             [self dismissModalViewControllerAnimated:YES];
4657         else if (button == [alert firstOtherButtonIndex]) {
4658             [self complete];
4659         }
4660
4661         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4662     } else if ([context isEqualToString:@"unable"]) {
4663         [self dismissModalViewControllerAnimated:YES];
4664         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4665     } else {
4666         [super alertView:alert clickedButtonAtIndex:button];
4667     }
4668 }
4669
4670 - (void) _doContinue {
4671     [delegate_ cancelAndClear:NO];
4672     [self dismissModalViewControllerAnimated:YES];
4673 }
4674
4675 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4676     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4677     return nil;
4678 }
4679
4680 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4681     [super webView:view didClearWindowObject:window forFrame:frame];
4682
4683     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4684         (id) changes_, @"changes",
4685         (id) issues_, @"issues",
4686         (id) sizes_, @"sizes",
4687         self, @"queue",
4688     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4689 }
4690
4691 - (id) initWithDatabase:(Database *)database {
4692     if ((self = [super init]) != nil) {
4693         database_ = database;
4694
4695         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4696         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4697         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4698         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4699         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4700
4701         bool remove(false);
4702
4703         pkgCacheFile &cache([database_ cache]);
4704         NSArray *packages([database_ packages]);
4705         pkgDepCache::Policy *policy([database_ policy]);
4706
4707         issues_ = [NSMutableArray arrayWithCapacity:4];
4708
4709         for (Package *package in packages) {
4710             pkgCache::PkgIterator iterator([package iterator]);
4711             NSString *name([package id]);
4712
4713             if ([package broken]) {
4714                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4715
4716                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4717                     name, @"package",
4718                     reasons, @"reasons",
4719                 nil]];
4720
4721                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4722                 if (ver.end())
4723                     continue;
4724
4725                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4726                     pkgCache::DepIterator start;
4727                     pkgCache::DepIterator end;
4728                     dep.GlobOr(start, end); // ++dep
4729
4730                     if (!cache->IsImportantDep(end))
4731                         continue;
4732                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4733                         continue;
4734
4735                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4736
4737                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4738                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4739                         clauses, @"clauses",
4740                     nil]];
4741
4742                     _forever {
4743                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4744
4745                         pkgCache::PkgIterator target(start.TargetPkg());
4746                         if (target->ProvidesList != 0)
4747                             reason = @"missing";
4748                         else {
4749                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4750                             if (!ver.end()) {
4751                                 reason = @"installed";
4752                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4753                             } else if (!cache[target].CandidateVerIter(cache).end())
4754                                 reason = @"uninstalled";
4755                             else if (target->ProvidesList == 0)
4756                                 reason = @"uninstallable";
4757                             else
4758                                 reason = @"virtual";
4759                         }
4760
4761                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4762                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4763                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4764                         nil]);
4765
4766                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4767                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4768                             version, @"version",
4769                             reason, @"reason",
4770                             installed, @"installed",
4771                         nil]];
4772
4773                         // yes, seriously. (wtf?)
4774                         if (start == end)
4775                             break;
4776                         ++start;
4777                     }
4778                 }
4779             }
4780
4781             pkgDepCache::StateCache &state(cache[iterator]);
4782
4783             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4784
4785             if (state.NewInstall())
4786                 [installs addObject:name];
4787             // XXX: else if (state.Install())
4788             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4789                 [reinstalls addObject:name];
4790             // XXX: move before previous if
4791             else if (state.Upgrade())
4792                 [upgrades addObject:name];
4793             else if (state.Downgrade())
4794                 [downgrades addObject:name];
4795             else if (!state.Delete())
4796                 // XXX: _assert(state.Keep());
4797                 continue;
4798             else if (special_r(name))
4799                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4800                     [NSNull null], @"package",
4801                     [NSArray arrayWithObjects:
4802                         [NSDictionary dictionaryWithObjectsAndKeys:
4803                             @"Conflicts", @"relationship",
4804                             [NSArray arrayWithObjects:
4805                                 [NSDictionary dictionaryWithObjectsAndKeys:
4806                                     name, @"package",
4807                                     [NSNull null], @"version",
4808                                     @"installed", @"reason",
4809                                 nil],
4810                             nil], @"clauses",
4811                         nil],
4812                     nil], @"reasons",
4813                 nil]];
4814             else {
4815                 if ([package essential])
4816                     remove = true;
4817                 [removes addObject:name];
4818             }
4819
4820             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4821             substrate_ |= DepSubstrate(iterator.CurrentVer());
4822         }
4823
4824         if (!remove)
4825             essential_ = nil;
4826         else if (Advanced_) {
4827             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4828
4829             essential_ = [[[UIAlertView alloc]
4830                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4831                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4832                 delegate:self
4833                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4834                 otherButtonTitles:
4835                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4836                 nil
4837             ] autorelease];
4838
4839             [essential_ setContext:@"remove"];
4840         } else {
4841             essential_ = [[[UIAlertView alloc]
4842                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4843                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4844                 delegate:self
4845                 cancelButtonTitle:UCLocalize("OKAY")
4846                 otherButtonTitles:nil
4847             ] autorelease];
4848
4849             [essential_ setContext:@"unable"];
4850         }
4851
4852         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4853             installs, @"installs",
4854             reinstalls, @"reinstalls",
4855             upgrades, @"upgrades",
4856             downgrades, @"downgrades",
4857             removes, @"removes",
4858         nil];
4859
4860         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4861             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4862             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4863         nil];
4864
4865         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4866     } return self;
4867 }
4868
4869 - (UIBarButtonItem *) leftButton {
4870     return [[[UIBarButtonItem alloc]
4871         initWithTitle:UCLocalize("CANCEL")
4872         style:UIBarButtonItemStylePlain
4873         target:self
4874         action:@selector(cancelButtonClicked)
4875     ] autorelease];
4876 }
4877
4878 #if !AlwaysReload
4879 - (void) applyRightButton {
4880     if ([issues_ count] == 0 && ![self isLoading])
4881         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4882             initWithTitle:UCLocalize("CONFIRM")
4883             style:UIBarButtonItemStyleDone
4884             target:self
4885             action:@selector(confirmButtonClicked)
4886         ] autorelease]];
4887     else
4888         [[self navigationItem] setRightBarButtonItem:nil];
4889 }
4890 #endif
4891
4892 - (void) cancelButtonClicked {
4893     [self dismissModalViewControllerAnimated:YES];
4894     [delegate_ cancelAndClear:YES];
4895 }
4896
4897 #if !AlwaysReload
4898 - (void) confirmButtonClicked {
4899     if (essential_ != nil)
4900         [essential_ show];
4901     else
4902         [self complete];
4903 }
4904 #endif
4905
4906 @end
4907 /* }}} */
4908
4909 /* Progress Data {{{ */
4910 @interface CydiaProgressData : NSObject {
4911     _transient id delegate_;
4912
4913     bool running_;
4914     float percent_;
4915
4916     float current_;
4917     float total_;
4918     float speed_;
4919
4920     _H<NSMutableArray> events_;
4921     _H<NSString> title_;
4922
4923     _H<NSString> status_;
4924     _H<NSString> finish_;
4925 }
4926
4927 @end
4928
4929 @implementation CydiaProgressData
4930
4931 + (NSArray *) _attributeKeys {
4932     return [NSArray arrayWithObjects:
4933         @"current",
4934         @"events",
4935         @"finish",
4936         @"percent",
4937         @"running",
4938         @"speed",
4939         @"title",
4940         @"total",
4941     nil];
4942 }
4943
4944 - (NSArray *) attributeKeys {
4945     return [[self class] _attributeKeys];
4946 }
4947
4948 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4949     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4950 }
4951
4952 - (id) init {
4953     if ((self = [super init]) != nil) {
4954         events_ = [NSMutableArray arrayWithCapacity:32];
4955     } return self;
4956 }
4957
4958 - (void) setDelegate:(id)delegate {
4959     delegate_ = delegate;
4960 }
4961
4962 - (void) setPercent:(float)value {
4963     percent_ = value;
4964 }
4965
4966 - (NSNumber *) percent {
4967     return [NSNumber numberWithFloat:percent_];
4968 }
4969
4970 - (void) setCurrent:(float)value {
4971     current_ = value;
4972 }
4973
4974 - (NSNumber *) current {
4975     return [NSNumber numberWithFloat:current_];
4976 }
4977
4978 - (void) setTotal:(float)value {
4979     total_ = value;
4980 }
4981
4982 - (NSNumber *) total {
4983     return [NSNumber numberWithFloat:total_];
4984 }
4985
4986 - (void) setSpeed:(float)value {
4987     speed_ = value;
4988 }
4989
4990 - (NSNumber *) speed {
4991     return [NSNumber numberWithFloat:speed_];
4992 }
4993
4994 - (NSArray *) events {
4995     return events_;
4996 }
4997
4998 - (void) removeAllEvents {
4999     [events_ removeAllObjects];
5000 }
5001
5002 - (void) addEvent:(CydiaProgressEvent *)event {
5003     [events_ addObject:event];
5004 }
5005
5006 - (void) setTitle:(NSString *)text {
5007     title_ = text;
5008 }
5009
5010 - (NSString *) title {
5011     return title_;
5012 }
5013
5014 - (void) setFinish:(NSString *)text {
5015     finish_ = text;
5016 }
5017
5018 - (NSString *) finish {
5019     return (id) finish_ ?: [NSNull null];
5020 }
5021
5022 - (void) setRunning:(bool)running {
5023     running_ = running;
5024 }
5025
5026 - (NSNumber *) running {
5027     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5028 }
5029
5030 @end
5031 /* }}} */
5032 /* Progress Controller {{{ */
5033 @interface ProgressController : CydiaWebViewController <
5034     ProgressDelegate
5035 > {
5036     _transient Database *database_;
5037     _H<CydiaProgressData, 1> progress_;
5038     unsigned cancel_;
5039 }
5040
5041 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5042
5043 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5044
5045 - (void) setTitle:(NSString *)title;
5046 - (void) setCancellable:(bool)cancellable;
5047
5048 @end
5049
5050 @implementation ProgressController
5051
5052 - (void) dealloc {
5053     [database_ setProgressDelegate:nil];
5054     [super dealloc];
5055 }
5056
5057 - (UIBarButtonItem *) leftButton {
5058     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5059         initWithTitle:UCLocalize("CANCEL")
5060         style:UIBarButtonItemStylePlain
5061         target:self
5062         action:@selector(cancel)
5063     ] autorelease] : nil;
5064 }
5065
5066 - (void) updateCancel {
5067     [super applyLeftButton];
5068 }
5069
5070 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5071     if ((self = [super init]) != nil) {
5072         database_ = database;
5073         delegate_ = delegate;
5074
5075         [database_ setProgressDelegate:self];
5076
5077         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5078         [progress_ setDelegate:self];
5079
5080         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5081
5082         [scroller_ setBackgroundColor:[UIColor blackColor]];
5083
5084         [[self navigationItem] setHidesBackButton:YES];
5085
5086         [self updateCancel];
5087     } return self;
5088 }
5089
5090 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5091     [super webView:view didClearWindowObject:window forFrame:frame];
5092     [window setValue:progress_ forKey:@"cydiaProgress"];
5093 }
5094
5095 - (void) updateProgress {
5096     [self dispatchEvent:@"CydiaProgressUpdate"];
5097 }
5098
5099 - (void) viewWillAppear:(BOOL)animated {
5100     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5101     [super viewWillAppear:animated];
5102 }
5103
5104 - (void) close {
5105     UpdateExternalStatus(0);
5106
5107     if (Finish_ > 1)
5108         [delegate_ saveState];
5109
5110     switch (Finish_) {
5111         case 0:
5112             [delegate_ returnToCydia];
5113         break;
5114
5115         case 1:
5116             [delegate_ terminateWithSuccess];
5117             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5118                 [delegate_ suspendWithAnimation:YES];
5119             else
5120                 [delegate_ suspend];*/
5121         break;
5122
5123         case 2:
5124             _trace();
5125             goto reload;
5126
5127         case 3:
5128             _trace();
5129             goto reload;
5130
5131         reload:
5132             system("/usr/bin/sbreload");
5133             _trace();
5134         break;
5135
5136         case 4:
5137             _trace();
5138             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5139                 SBReboot(SBSSpringBoardServerPort());
5140             else
5141                 reboot2(RB_AUTOBOOT);
5142         break;
5143     }
5144
5145     [super close];
5146 }
5147
5148 - (void) setTitle:(NSString *)title {
5149     [progress_ setTitle:title];
5150     [self updateProgress];
5151 }
5152
5153 - (UIBarButtonItem *) rightButton {
5154     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5155         initWithTitle:UCLocalize("CLOSE")
5156         style:UIBarButtonItemStylePlain
5157         target:self
5158         action:@selector(close)
5159     ] autorelease];
5160 }
5161
5162 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5163     UpdateExternalStatus(1);
5164
5165     [progress_ setRunning:true];
5166     [self setTitle:title];
5167     // implicit updateProgress
5168
5169     SHA1SumValue notifyconf; {
5170         FileFd file;
5171         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5172             _error->Discard();
5173         else {
5174             MMap mmap(file, MMap::ReadOnly);
5175             SHA1Summation sha1;
5176             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5177             notifyconf = sha1.Result();
5178         }
5179     }
5180
5181     SHA1SumValue springlist; {
5182         FileFd file;
5183         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5184             _error->Discard();
5185         else {
5186             MMap mmap(file, MMap::ReadOnly);
5187             SHA1Summation sha1;
5188             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5189             springlist = sha1.Result();
5190         }
5191     }
5192
5193     if (invocation != nil) {
5194         [invocation yieldToSelector:@selector(invoke)];
5195         [self setTitle:@"COMPLETE"];
5196     }
5197
5198     if (Finish_ < 4) {
5199         FileFd file;
5200         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5201             _error->Discard();
5202         else {
5203             MMap mmap(file, MMap::ReadOnly);
5204             SHA1Summation sha1;
5205             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5206             if (!(notifyconf == sha1.Result()))
5207                 Finish_ = 4;
5208         }
5209     }
5210
5211     if (Finish_ < 3) {
5212         FileFd file;
5213         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5214             _error->Discard();
5215         else {
5216             MMap mmap(file, MMap::ReadOnly);
5217             SHA1Summation sha1;
5218             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5219             if (!(springlist == sha1.Result()))
5220                 Finish_ = 3;
5221         }
5222     }
5223
5224     if (Finish_ < 2) {
5225         if (RestartSubstrate_)
5226             Finish_ = 2;
5227     }
5228
5229     RestartSubstrate_ = false;
5230
5231     switch (Finish_) {
5232         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5233         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5234         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5235         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5236         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5237     }
5238
5239     _trace();
5240     system("su -c /usr/bin/uicache mobile");
5241     _trace();
5242
5243     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5244
5245     [progress_ setRunning:false];
5246     [self updateProgress];
5247
5248     [self applyRightButton];
5249 }
5250
5251 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5252     [progress_ addEvent:event];
5253     [self updateProgress];
5254 }
5255
5256 - (bool) isProgressCancelled {
5257     return cancel_ == 2;
5258 }
5259
5260 - (void) cancel {
5261     cancel_ = 2;
5262     [self updateCancel];
5263 }
5264
5265 - (void) setCancellable:(bool)cancellable {
5266     unsigned cancel(cancel_);
5267
5268     if (!cancellable)
5269         cancel_ = 0;
5270     else if (cancel_ == 0)
5271         cancel_ = 1;
5272
5273     if (cancel != cancel_)
5274         [self updateCancel];
5275 }
5276
5277 - (void) setProgressCancellable:(NSNumber *)cancellable {
5278     [self setCancellable:[cancellable boolValue]];
5279 }
5280
5281 - (void) setProgressPercent:(NSNumber *)percent {
5282     [progress_ setPercent:[percent floatValue]];
5283     [self updateProgress];
5284 }
5285
5286 - (void) setProgressStatus:(NSDictionary *)status {
5287     if (status == nil) {
5288         [progress_ setCurrent:0];
5289         [progress_ setTotal:0];
5290         [progress_ setSpeed:0];
5291     } else {
5292         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5293
5294         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5295         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5296         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5297     }
5298
5299     [self updateProgress];
5300 }
5301
5302 @end
5303 /* }}} */
5304
5305 /* Package Cell {{{ */
5306 @interface PackageCell : CyteTableViewCell <
5307     CyteTableViewCellDelegate
5308 > {
5309     _H<UIImage> icon_;
5310     _H<NSString> name_;
5311     _H<NSString> description_;
5312     bool commercial_;
5313     _H<NSString> source_;
5314     _H<UIImage> badge_;
5315     _H<UIImage> placard_;
5316     bool summarized_;
5317 }
5318
5319 - (PackageCell *) init;
5320 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5321
5322 - (void) drawContentRect:(CGRect)rect;
5323
5324 @end
5325
5326 @implementation PackageCell
5327
5328 - (PackageCell *) init {
5329     CGRect frame(CGRectMake(0, 0, 320, 74));
5330     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5331         UIView *content([self contentView]);
5332         CGRect bounds([content bounds]);
5333
5334         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5335         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5336         [content addSubview:content_];
5337
5338         [content_ setDelegate:self];
5339         [content_ setOpaque:YES];
5340     } return self;
5341 }
5342
5343 - (NSString *) accessibilityLabel {
5344     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5345 }
5346
5347 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5348     summarized_ = summary;
5349
5350     icon_ = nil;
5351     name_ = nil;
5352     description_ = nil;
5353     source_ = nil;
5354     badge_ = nil;
5355     placard_ = nil;
5356
5357     [package parse];
5358
5359     Source *source = [package source];
5360
5361     icon_ = [package icon];
5362
5363     if (NSString *name = [package name])
5364         name_ = [NSString stringWithString:name];
5365
5366     NSString *description(nil);
5367
5368     if (description == nil && IsWildcat_)
5369         description = [package longDescription];
5370     if (description == nil)
5371         description = [package shortDescription];
5372
5373     if (description != nil)
5374         description_ = [NSString stringWithString:description];
5375
5376     commercial_ = [package isCommercial];
5377
5378     NSString *label = nil;
5379     bool trusted = false;
5380
5381     if (source != nil) {
5382         label = [source label];
5383         trusted = [source trusted];
5384     } else if ([[package id] isEqualToString:@"firmware"])
5385         label = UCLocalize("APPLE");
5386     else
5387         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5388
5389     NSString *from(label);
5390
5391     NSString *section = [package simpleSection];
5392     if (section != nil && ![section isEqualToString:label]) {
5393         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5394         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5395     }
5396
5397     source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5398
5399     if (NSString *purpose = [package primaryPurpose])
5400         badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5401
5402     UIColor *color;
5403     NSString *placard;
5404
5405     if (NSString *mode = [package mode]) {
5406         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5407             color = RemovingColor_;
5408             //placard = @"removing";
5409         } else {
5410             color = InstallingColor_;
5411             //placard = @"installing";
5412         }
5413
5414         // XXX: the removing/installing placards are not @2x
5415         placard = nil;
5416     } else {
5417         color = [UIColor whiteColor];
5418
5419         if ([package installed] != nil)
5420             placard = @"installed";
5421         else
5422             placard = nil;
5423     }
5424
5425     [content_ setBackgroundColor:color];
5426
5427     if (placard != nil)
5428         placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5429
5430     [self setNeedsDisplay];
5431     [content_ setNeedsDisplay];
5432 }
5433
5434 - (void) drawSummaryContentRect:(CGRect)rect {
5435     bool highlighted(highlighted_);
5436     float width([self bounds].size.width);
5437
5438     if (icon_ != nil) {
5439         CGRect rect;
5440         rect.size = [(UIImage *) icon_ size];
5441
5442         rect.size.width /= 4;
5443         rect.size.height /= 4;
5444
5445         rect.origin.x = 14 - rect.size.width / 4;
5446         rect.origin.y = 14 - rect.size.height / 4;
5447
5448         [icon_ drawInRect:rect];
5449     }
5450
5451     if (badge_ != nil) {
5452         CGRect rect;
5453         rect.size = [(UIImage *) badge_ size];
5454
5455         rect.size.width /= 4;
5456         rect.size.height /= 4;
5457
5458         rect.origin.x = 20 - rect.size.width / 4;
5459         rect.origin.y = 20 - rect.size.height / 4;
5460
5461         [badge_ drawInRect:rect];
5462     }
5463
5464     if (highlighted)
5465         UISetColor(White_);
5466
5467     if (!highlighted)
5468         UISetColor(commercial_ ? Purple_ : Black_);
5469     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5470
5471     if (placard_ != nil)
5472         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5473 }
5474
5475 - (void) drawNormalContentRect:(CGRect)rect {
5476     bool highlighted(highlighted_);
5477     float width([self bounds].size.width);
5478
5479     if (icon_ != nil) {
5480         CGRect rect;
5481         rect.size = [(UIImage *) icon_ size];
5482
5483         rect.size.width /= 2;
5484         rect.size.height /= 2;
5485
5486         rect.origin.x = 25 - rect.size.width / 2;
5487         rect.origin.y = 25 - rect.size.height / 2;
5488
5489         [icon_ drawInRect:rect];
5490     }
5491
5492     if (badge_ != nil) {
5493         CGRect rect;
5494         rect.size = [(UIImage *) badge_ size];
5495
5496         rect.size.width /= 2;
5497         rect.size.height /= 2;
5498
5499         rect.origin.x = 36 - rect.size.width / 2;
5500         rect.origin.y = 36 - rect.size.height / 2;
5501
5502         [badge_ drawInRect:rect];
5503     }
5504
5505     if (highlighted)
5506         UISetColor(White_);
5507
5508     if (!highlighted)
5509         UISetColor(commercial_ ? Purple_ : Black_);
5510     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5511     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5512
5513     if (!highlighted)
5514         UISetColor(commercial_ ? Purplish_ : Gray_);
5515     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5516
5517     if (placard_ != nil)
5518         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5519 }
5520
5521 - (void) drawContentRect:(CGRect)rect {
5522     if (summarized_)
5523         [self drawSummaryContentRect:rect];
5524     else
5525         [self drawNormalContentRect:rect];
5526 }
5527
5528 @end
5529 /* }}} */
5530 /* Section Cell {{{ */
5531 @interface SectionCell : CyteTableViewCell <
5532     CyteTableViewCellDelegate
5533 > {
5534     _H<NSString> basic_;
5535     _H<NSString> section_;
5536     _H<NSString> name_;
5537     _H<NSString> count_;
5538     _H<UIImage> icon_;
5539     _H<UISwitch> switch_;
5540     BOOL editing_;
5541 }
5542
5543 - (void) setSection:(Section *)section editing:(BOOL)editing;
5544
5545 @end
5546
5547 @implementation SectionCell
5548
5549 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5550     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5551         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5552         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5553         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5554
5555         UIView *content([self contentView]);
5556         CGRect bounds([content bounds]);
5557
5558         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5559         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5560         [content addSubview:content_];
5561         [content_ setBackgroundColor:[UIColor whiteColor]];
5562
5563         [content_ setDelegate:self];
5564     } return self;
5565 }
5566
5567 - (void) onSwitch:(id)sender {
5568     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5569     if (metadata == nil) {
5570         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5571         [Sections_ setObject:metadata forKey:basic_];
5572     }
5573
5574     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5575     Changed_ = true;
5576 }
5577
5578 - (void) setSection:(Section *)section editing:(BOOL)editing {
5579     if (editing != editing_) {
5580         if (editing_)
5581             [switch_ removeFromSuperview];
5582         else
5583             [self addSubview:switch_];
5584         editing_ = editing;
5585     }
5586
5587     basic_ = nil;
5588     section_ = nil;
5589     name_ = nil;
5590     count_ = nil;
5591
5592     if (section == nil) {
5593         name_ = UCLocalize("ALL_PACKAGES");
5594         count_ = nil;
5595     } else {
5596         basic_ = [section name];
5597         section_ = [section localized];
5598
5599         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5600         count_ = [NSString stringWithFormat:@"%d", [section count]];
5601
5602         if (editing_)
5603             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5604     }
5605
5606     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5607     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5608
5609     [content_ setNeedsDisplay];
5610 }
5611
5612 - (void) setFrame:(CGRect)frame {
5613     [super setFrame:frame];
5614
5615     CGRect rect([switch_ frame]);
5616     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5617 }
5618
5619 - (NSString *) accessibilityLabel {
5620     return name_;
5621 }
5622
5623 - (void) drawContentRect:(CGRect)rect {
5624     bool highlighted(highlighted_ && !editing_);
5625
5626     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5627
5628     if (highlighted)
5629         UISetColor(White_);
5630
5631     float width(rect.size.width);
5632     if (editing_)
5633         width -= 87;
5634
5635     if (!highlighted)
5636         UISetColor(Black_);
5637     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5638
5639     CGSize size = [count_ sizeWithFont:Font14_];
5640
5641     UISetColor(White_);
5642     if (count_ != nil)
5643         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5644 }
5645
5646 @end
5647 /* }}} */
5648
5649 /* File Table {{{ */
5650 @interface FileTable : CyteViewController <
5651     UITableViewDataSource,
5652     UITableViewDelegate
5653 > {
5654     _transient Database *database_;
5655     _H<Package> package_;
5656     _H<NSString> name_;
5657     _H<NSMutableArray> files_;
5658     _H<UITableView, 2> list_;
5659 }
5660
5661 - (id) initWithDatabase:(Database *)database;
5662 - (void) setPackage:(Package *)package;
5663
5664 @end
5665
5666 @implementation FileTable
5667
5668 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5669     return files_ == nil ? 0 : [files_ count];
5670 }
5671
5672 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5673     return 24.0f;
5674 }*/
5675
5676 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5677     static NSString *reuseIdentifier = @"Cell";
5678
5679     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5680     if (cell == nil) {
5681         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5682         [cell setFont:[UIFont systemFontOfSize:16]];
5683     }
5684     [cell setText:[files_ objectAtIndex:indexPath.row]];
5685     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5686
5687     return cell;
5688 }
5689
5690 - (NSURL *) navigationURL {
5691     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5692 }
5693
5694 - (void) loadView {
5695     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5696
5697     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5698     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5699     [list_ setRowHeight:24.0f];
5700     [(UITableView *) list_ setDataSource:self];
5701     [list_ setDelegate:self];
5702     [[self view] addSubview:list_];
5703 }
5704
5705 - (void) viewDidLoad {
5706     [super viewDidLoad];
5707
5708     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5709 }
5710
5711 - (void) releaseSubviews {
5712     list_ = nil;
5713
5714     [super releaseSubviews];
5715 }
5716
5717 - (id) initWithDatabase:(Database *)database {
5718     if ((self = [super init]) != nil) {
5719         database_ = database;
5720
5721         files_ = [NSMutableArray arrayWithCapacity:32];
5722     } return self;
5723 }
5724
5725 - (void) setPackage:(Package *)package {
5726     package_ = nil;
5727     name_ = nil;
5728
5729     [files_ removeAllObjects];
5730
5731     if (package != nil) {
5732         package_ = package;
5733         name_ = [package id];
5734
5735         if (NSArray *files = [package files])
5736             [files_ addObjectsFromArray:files];
5737
5738         if ([files_ count] != 0) {
5739             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5740                 [files_ removeObjectAtIndex:0];
5741             [files_ sortUsingSelector:@selector(compareByPath:)];
5742
5743             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5744             [stack addObject:@"/"];
5745
5746             for (int i(0), e([files_ count]); i != e; ++i) {
5747                 NSString *file = [files_ objectAtIndex:i];
5748                 while (![file hasPrefix:[stack lastObject]])
5749                     [stack removeLastObject];
5750                 NSString *directory = [stack lastObject];
5751                 [stack addObject:[file stringByAppendingString:@"/"]];
5752                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5753                     ([stack count] - 2) * 3, "",
5754                     [file substringFromIndex:[directory length]]
5755                 ]];
5756             }
5757         }
5758     }
5759
5760     [list_ reloadData];
5761 }
5762
5763 - (void) reloadData {
5764     [super reloadData];
5765
5766     [self setPackage:[database_ packageWithName:name_]];
5767 }
5768
5769 @end
5770 /* }}} */
5771 /* Package Controller {{{ */
5772 @interface CYPackageController : CydiaWebViewController <
5773     UIActionSheetDelegate
5774 > {
5775     _transient Database *database_;
5776     _H<Package> package_;
5777     _H<NSString> name_;
5778     bool commercial_;
5779     _H<NSMutableArray> buttons_;
5780     _H<UIBarButtonItem> button_;
5781 }
5782
5783 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5784
5785 @end
5786
5787 @implementation CYPackageController
5788
5789 - (NSURL *) navigationURL {
5790     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5791 }
5792
5793 /* XXX: this is not safe at all... localization of /fail/ */
5794 - (void) _clickButtonWithName:(NSString *)name {
5795     if ([name isEqualToString:UCLocalize("CLEAR")])
5796         [delegate_ clearPackage:package_];
5797     else if ([name isEqualToString:UCLocalize("INSTALL")])
5798         [delegate_ installPackage:package_];
5799     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5800         [delegate_ installPackage:package_];
5801     else if ([name isEqualToString:UCLocalize("REMOVE")])
5802         [delegate_ removePackage:package_];
5803     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5804         [delegate_ installPackage:package_];
5805     else _assert(false);
5806 }
5807
5808 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5809     NSString *context([sheet context]);
5810
5811     if ([context isEqualToString:@"modify"]) {
5812         if (button != [sheet cancelButtonIndex]) {
5813             NSString *buttonName = [buttons_ objectAtIndex:button];
5814             [self _clickButtonWithName:buttonName];
5815         }
5816
5817         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5818     }
5819 }
5820
5821 - (bool) _allowJavaScriptPanel {
5822     return commercial_;
5823 }
5824
5825 #if !AlwaysReload
5826 - (void) _customButtonClicked {
5827     int count([buttons_ count]);
5828     if (count == 0)
5829         return;
5830
5831     if (count == 1)
5832         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5833     else {
5834         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5835         [buttons addObjectsFromArray:buttons_];
5836
5837         UIActionSheet *sheet = [[[UIActionSheet alloc]
5838             initWithTitle:nil
5839             delegate:self
5840             cancelButtonTitle:nil
5841             destructiveButtonTitle:nil
5842             otherButtonTitles:nil
5843         ] autorelease];
5844
5845         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5846         if (!IsWildcat_) {
5847            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5848            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5849         }
5850         [sheet setContext:@"modify"];
5851
5852         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5853     }
5854 }
5855
5856 // We don't want to allow non-commercial packages to do custom things to the install button,
5857 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5858 - (void) customButtonClicked {
5859     if (commercial_)
5860         [super customButtonClicked];
5861     else
5862         [self _customButtonClicked];
5863 }
5864
5865 - (void) reloadButtonClicked {
5866     // Don't reload a commerical package by tapping the loading button,
5867     // but if it's not an Install button, we should forward it on.
5868     if (![package_ uninstalled])
5869         [self _customButtonClicked];
5870 }
5871
5872 - (void) applyLoadingTitle {
5873     // Don't show "Loading" as the title. Ever.
5874 }
5875
5876 - (UIBarButtonItem *) rightButton {
5877     return button_;
5878 }
5879 #endif
5880
5881 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5882     if ((self = [super init]) != nil) {
5883         database_ = database;
5884         buttons_ = [NSMutableArray arrayWithCapacity:4];
5885         name_ = [NSString stringWithString:name];
5886         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5887     } return self;
5888 }
5889
5890 - (void) reloadData {
5891     [super reloadData];
5892
5893     package_ = [database_ packageWithName:name_];
5894
5895     [buttons_ removeAllObjects];
5896
5897     if (package_ != nil) {
5898         [(Package *) package_ parse];
5899
5900         commercial_ = [package_ isCommercial];
5901
5902         if ([package_ mode] != nil)
5903             [buttons_ addObject:UCLocalize("CLEAR")];
5904         if ([package_ source] == nil);
5905         else if ([package_ upgradableAndEssential:NO])
5906             [buttons_ addObject:UCLocalize("UPGRADE")];
5907         else if ([package_ uninstalled])
5908             [buttons_ addObject:UCLocalize("INSTALL")];
5909         else
5910             [buttons_ addObject:UCLocalize("REINSTALL")];
5911         if (![package_ uninstalled])
5912             [buttons_ addObject:UCLocalize("REMOVE")];
5913     }
5914
5915     NSString *title;
5916     switch ([buttons_ count]) {
5917         case 0: title = nil; break;
5918         case 1: title = [buttons_ objectAtIndex:0]; break;
5919         default: title = UCLocalize("MODIFY"); break;
5920     }
5921
5922     button_ = [[[UIBarButtonItem alloc]
5923         initWithTitle:title
5924         style:UIBarButtonItemStylePlain
5925         target:self
5926         action:@selector(customButtonClicked)
5927     ] autorelease];
5928 }
5929
5930 - (bool) isLoading {
5931     return commercial_ ? [super isLoading] : false;
5932 }
5933
5934 @end
5935 /* }}} */
5936
5937 /* Package List Controller {{{ */
5938 @interface PackageListController : CyteViewController <
5939     UITableViewDataSource,
5940     UITableViewDelegate
5941 > {
5942     _transient Database *database_;
5943     unsigned era_;
5944     _H<NSArray> packages_;
5945     _H<NSMutableArray> sections_;
5946     _H<UITableView, 2> list_;
5947     _H<NSMutableArray> index_;
5948     _H<NSMutableDictionary> indices_;
5949     _H<NSString> title_;
5950     unsigned reloading_;
5951 }
5952
5953 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5954 - (void) setDelegate:(id)delegate;
5955 - (void) resetCursor;
5956 - (void) clearData;
5957
5958 @end
5959
5960 @implementation PackageListController
5961
5962 - (bool) isSummarized {
5963     return false;
5964 }
5965
5966 - (bool) showsSections {
5967     return true;
5968 }
5969
5970 - (void) deselectWithAnimation:(BOOL)animated {
5971     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5972 }
5973
5974 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5975     CGRect base = [[self view] bounds];
5976     base.size.height -= bounds.size.height;
5977     base.origin = [list_ frame].origin;
5978
5979     [UIView beginAnimations:nil context:NULL];
5980     [UIView setAnimationBeginsFromCurrentState:YES];
5981     [UIView setAnimationCurve:curve];
5982     [UIView setAnimationDuration:duration];
5983     [list_ setFrame:base];
5984     [UIView commitAnimations];
5985 }
5986
5987 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5988     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5989 }
5990
5991 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5992     [self resizeForKeyboardBounds:bounds duration:0];
5993 }
5994
5995 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
5996     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
5997         *curve = UIViewAnimationCurveEaseInOut;
5998     else
5999         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6000
6001     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6002         *duration = 0.3;
6003     else
6004         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6005 }
6006
6007 - (void) keyboardWillShow:(NSNotification *)notification {
6008     CGRect bounds;
6009     CGPoint center;
6010     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6011     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6012
6013     NSTimeInterval duration;
6014     UIViewAnimationCurve curve;
6015     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6016
6017     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);
6018     UIViewController *base = self;
6019     while ([base parentViewController] != nil)
6020         base = [base parentViewController];
6021     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6022     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6023
6024     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6025         intersection.size.height += CYStatusBarHeight([self interfaceOrientation]);
6026
6027     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6028 }
6029
6030 - (void) keyboardWillHide:(NSNotification *)notification {
6031     NSTimeInterval duration;
6032     UIViewAnimationCurve curve;
6033     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6034
6035     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6036 }
6037
6038 - (void) viewWillAppear:(BOOL)animated {
6039     [super viewWillAppear:animated];
6040
6041     [self resizeForKeyboardBounds:CGRectZero];
6042     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6043     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6044 }
6045
6046 - (void) viewWillDisappear:(BOOL)animated {
6047     [super viewWillDisappear:animated];
6048
6049     [self resizeForKeyboardBounds:CGRectZero];
6050     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6051     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6052 }
6053
6054 - (void) viewDidAppear:(BOOL)animated {
6055     [super viewDidAppear:animated];
6056     [self deselectWithAnimation:animated];
6057 }
6058
6059 - (void) didSelectPackage:(Package *)package {
6060     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6061     [view setDelegate:delegate_];
6062     [[self navigationController] pushViewController:view animated:YES];
6063 }
6064
6065 #if TryIndexedCollation
6066 + (BOOL) hasIndexedCollation {
6067     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6068 }
6069 #endif
6070
6071 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6072     NSInteger count([sections_ count]);
6073     return count == 0 ? 1 : count;
6074 }
6075
6076 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6077     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6078         return nil;
6079     return [[sections_ objectAtIndex:section] name];
6080 }
6081
6082 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6083     if ([sections_ count] == 0)
6084         return 0;
6085     return [[sections_ objectAtIndex:section] count];
6086 }
6087
6088 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6089 @synchronized (database_) {
6090     if ([database_ era] != era_)
6091         return nil;
6092
6093     Section *section([sections_ objectAtIndex:[path section]]);
6094     NSInteger row([path row]);
6095     Package *package([packages_ objectAtIndex:([section row] + row)]);
6096     return [[package retain] autorelease];
6097 } }
6098
6099 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6100     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6101     if (cell == nil)
6102         cell = [[[PackageCell alloc] init] autorelease];
6103
6104     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6105     [cell setPackage:package asSummary:[self isSummarized]];
6106     return cell;
6107 }
6108
6109 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6110     Package *package([self packageAtIndexPath:path]);
6111     package = [database_ packageWithName:[package id]];
6112     [self didSelectPackage:package];
6113 }
6114
6115 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6116     if (![self showsSections])
6117         return nil;
6118
6119     return index_;
6120 }
6121
6122 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6123 #if TryIndexedCollation
6124     if ([[self class] hasIndexedCollation]) {
6125         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6126     }
6127 #endif
6128
6129     return index;
6130 }
6131
6132 - (void) updateHeight {
6133     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6134 }
6135
6136 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6137     if ((self = [super init]) != nil) {
6138         database_ = database;
6139         title_ = [title copy];
6140         [[self navigationItem] setTitle:title_];
6141
6142 #if TryIndexedCollation
6143         if ([[self class] hasIndexedCollation])
6144             index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6145         else
6146 #endif
6147             index_ = [NSMutableArray arrayWithCapacity:32];
6148
6149         indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6150
6151         packages_ = [NSArray array];
6152         sections_ = [NSMutableArray arrayWithCapacity:16];
6153     } return self;
6154 }
6155
6156 - (void) loadView {
6157     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6158
6159     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6160     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6161     [[self view] addSubview:list_];
6162
6163     // XXX: is 20 the most optimal number here?
6164     [list_ setSectionIndexMinimumDisplayRowCount:20];
6165
6166     [(UITableView *) list_ setDataSource:self];
6167     [list_ setDelegate:self];
6168
6169     [self updateHeight];
6170 }
6171
6172 - (void) releaseSubviews {
6173     list_ = nil;
6174
6175     [super releaseSubviews];
6176 }
6177
6178 - (void) setDelegate:(id)delegate {
6179     delegate_ = delegate;
6180 }
6181
6182 - (bool) shouldYield {
6183     return false;
6184 }
6185
6186 - (bool) shouldBlock {
6187     return false;
6188 }
6189
6190 - (NSMutableArray *) _reloadPackages {
6191 @synchronized (database_) {
6192     era_ = [database_ era];
6193     NSArray *packages([database_ packages]);
6194
6195     return [NSMutableArray arrayWithArray:packages];
6196 } }
6197
6198 - (void) _reloadData {
6199     if (reloading_ != 0) {
6200         reloading_ = 2;
6201         return;
6202     }
6203
6204     NSArray *packages;
6205
6206     if ([self shouldYield]) {
6207         do {
6208             UIProgressHUD *hud;
6209
6210             if (![self shouldBlock])
6211                 hud = nil;
6212             else {
6213                 hud = [delegate_ addProgressHUD];
6214                 [hud setText:UCLocalize("LOADING")];
6215             }
6216
6217             reloading_ = 1;
6218             packages = [self yieldToSelector:@selector(_reloadPackages)];
6219
6220             if (hud != nil)
6221                 [delegate_ removeProgressHUD:hud];
6222         } while (reloading_ == 2);
6223
6224         reloading_ = 0;
6225     } else {
6226         packages = [self _reloadPackages];
6227     }
6228
6229     packages_ = packages;
6230
6231     [indices_ removeAllObjects];
6232     [sections_ removeAllObjects];
6233
6234     Section *section = nil;
6235
6236 #if TryIndexedCollation
6237     if ([[self class] hasIndexedCollation]) {
6238         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6239         NSArray *titles = [collation sectionIndexTitles];
6240         int secidx = -1;
6241
6242         _profile(PackageTable$reloadData$Section)
6243             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6244                 Package *package;
6245                 int index;
6246
6247                 _profile(PackageTable$reloadData$Section$Package)
6248                     package = [packages_ objectAtIndex:offset];
6249                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6250                 _end
6251
6252                 while (secidx < index) {
6253                     secidx += 1;
6254
6255                     _profile(PackageTable$reloadData$Section$Allocate)
6256                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6257                     _end
6258
6259                     _profile(PackageTable$reloadData$Section$Add)
6260                         [sections_ addObject:section];
6261                     _end
6262                 }
6263
6264                 [section addToCount];
6265             }
6266         _end
6267     } else
6268 #endif
6269     {
6270         [index_ removeAllObjects];
6271
6272         bool sectioned([self showsSections]);
6273         if (!sectioned) {
6274             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6275             [sections_ addObject:section];
6276         }
6277
6278         _profile(PackageTable$reloadData$Section)
6279             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6280                 Package *package;
6281                 unichar index;
6282
6283                 _profile(PackageTable$reloadData$Section$Package)
6284                     package = [packages_ objectAtIndex:offset];
6285                     index = [package index];
6286                 _end
6287
6288                 if (sectioned && (section == nil || [section index] != index)) {
6289                     _profile(PackageTable$reloadData$Section$Allocate)
6290                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6291                     _end
6292
6293                     [index_ addObject:[section name]];
6294                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6295
6296                     _profile(PackageTable$reloadData$Section$Add)
6297                         [sections_ addObject:section];
6298                     _end
6299                 }
6300
6301                 [section addToCount];
6302             }
6303         _end
6304     }
6305
6306     [self updateHeight];
6307
6308     _profile(PackageTable$reloadData$List)
6309         [(UITableView *) list_ setDataSource:self];
6310         [list_ reloadData];
6311     _end
6312 }
6313
6314 - (void) reloadData {
6315     [super reloadData];
6316     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6317 }
6318
6319 - (void) resetCursor {
6320     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6321 }
6322
6323 - (void) clearData {
6324     [self updateHeight];
6325
6326     [list_ setDataSource:nil];
6327     [list_ reloadData];
6328
6329     [self resetCursor];
6330 }
6331
6332 @end
6333 /* }}} */
6334 /* Filtered Package List Controller {{{ */
6335 @interface FilteredPackageListController : PackageListController {
6336     SEL filter_;
6337     IMP imp_;
6338     _H<NSObject> object_;
6339 }
6340
6341 - (void) setObject:(id)object;
6342 - (void) setObject:(id)object forFilter:(SEL)filter;
6343
6344 - (SEL) filter;
6345 - (void) setFilter:(SEL)filter;
6346
6347 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6348
6349 @end
6350
6351 @implementation FilteredPackageListController
6352
6353 - (SEL) filter {
6354     return filter_;
6355 }
6356
6357 - (void) setFilter:(SEL)filter {
6358 @synchronized (self) {
6359     filter_ = filter;
6360
6361     /* XXX: this is an unsafe optimization of doomy hell */
6362     Method method(class_getInstanceMethod([Package class], filter));
6363     _assert(method != NULL);
6364     imp_ = method_getImplementation(method);
6365     _assert(imp_ != NULL);
6366 } }
6367
6368 - (void) setObject:(id)object {
6369 @synchronized (self) {
6370     object_ = object;
6371 } }
6372
6373 - (void) setObject:(id)object forFilter:(SEL)filter {
6374 @synchronized (self) {
6375     [self setFilter:filter];
6376     [self setObject:object];
6377 } }
6378
6379 - (NSMutableArray *) _reloadPackages {
6380 @synchronized (database_) {
6381     era_ = [database_ era];
6382     NSArray *packages([database_ packages]);
6383
6384     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6385
6386     IMP imp;
6387     SEL filter;
6388     _H<NSObject> object;
6389
6390     @synchronized (self) {
6391         imp = imp_;
6392         filter = filter_;
6393         object = object_;
6394     }
6395
6396     _profile(PackageTable$reloadData$Filter)
6397         for (Package *package in packages)
6398             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6399                 [filtered addObject:package];
6400     _end
6401
6402     return filtered;
6403 } }
6404
6405 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6406     if ((self = [super initWithDatabase:database title:title]) != nil) {
6407         [self setFilter:filter];
6408         [self setObject:object];
6409     } return self;
6410 }
6411
6412 @end
6413 /* }}} */
6414
6415 /* Home Controller {{{ */
6416 @interface HomeController : CydiaWebViewController {
6417 }
6418
6419 @end
6420
6421 @implementation HomeController
6422
6423 - (id) init {
6424     if ((self = [super init]) != nil) {
6425         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6426         [self reloadData];
6427     } return self;
6428 }
6429
6430 - (NSURL *) navigationURL {
6431     return [NSURL URLWithString:@"cydia://home"];
6432 }
6433
6434 - (void) aboutButtonClicked {
6435     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6436
6437     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6438     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6439     [alert setCancelButtonIndex:0];
6440
6441     [alert setMessage:
6442         @"Copyright \u00a9 2008-2011\n"
6443         "SaurikIT, LLC\n"
6444         "\n"
6445         "Jay Freeman (saurik)\n"
6446         "saurik@saurik.com\n"
6447         "http://www.saurik.com/"
6448     ];
6449
6450     [alert show];
6451 }
6452
6453 - (UIBarButtonItem *) leftButton {
6454     return [[[UIBarButtonItem alloc]
6455         initWithTitle:UCLocalize("ABOUT")
6456         style:UIBarButtonItemStylePlain
6457         target:self
6458         action:@selector(aboutButtonClicked)
6459     ] autorelease];
6460 }
6461
6462 @end
6463 /* }}} */
6464 /* Manage Controller {{{ */
6465 @interface ManageController : CydiaWebViewController {
6466 }
6467
6468 - (void) queueStatusDidChange;
6469
6470 @end
6471
6472 @implementation ManageController
6473
6474 - (id) init {
6475     if ((self = [super init]) != nil) {
6476         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6477     } return self;
6478 }
6479
6480 - (NSURL *) navigationURL {
6481     return [NSURL URLWithString:@"cydia://manage"];
6482 }
6483
6484 - (UIBarButtonItem *) leftButton {
6485     return [[[UIBarButtonItem alloc]
6486         initWithTitle:UCLocalize("SETTINGS")
6487         style:UIBarButtonItemStylePlain
6488         target:self
6489         action:@selector(settingsButtonClicked)
6490     ] autorelease];
6491 }
6492
6493 - (void) settingsButtonClicked {
6494     [delegate_ showSettings];
6495 }
6496
6497 - (void) queueButtonClicked {
6498     [delegate_ queue];
6499 }
6500
6501 - (UIBarButtonItem *) customButton {
6502     return Queuing_ ? [[[UIBarButtonItem alloc]
6503         initWithTitle:UCLocalize("QUEUE")
6504         style:UIBarButtonItemStyleDone
6505         target:self
6506         action:@selector(queueButtonClicked)
6507     ] autorelease] : [super customButton];
6508 }
6509
6510 - (void) queueStatusDidChange {
6511     [self applyRightButton];
6512 }
6513
6514 - (bool) isLoading {
6515     return !Queuing_ && [super isLoading];
6516 }
6517
6518 @end
6519 /* }}} */
6520
6521 /* Refresh Bar {{{ */
6522 @interface RefreshBar : UINavigationBar {
6523     _H<UIProgressIndicator> indicator_;
6524     _H<UITextLabel> prompt_;
6525     _H<UIProgressBar> progress_;
6526     _H<UINavigationButton> cancel_;
6527 }
6528
6529 @end
6530
6531 @implementation RefreshBar
6532
6533 - (void) positionViews {
6534     CGRect frame = [cancel_ frame];
6535     frame.size = [cancel_ sizeThatFits:frame.size];
6536     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6537     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6538     [cancel_ setFrame:frame];
6539
6540     CGSize prgsize = {75, 100};
6541     CGRect prgrect = {{
6542         [self frame].size.width - prgsize.width - 10,
6543         ([self frame].size.height - prgsize.height) / 2
6544     } , prgsize};
6545     [progress_ setFrame:prgrect];
6546
6547     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6548     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6549     CGRect indrect = {{indoffset, indoffset}, indsize};
6550     [indicator_ setFrame:indrect];
6551
6552     CGSize prmsize = {215, indsize.height + 4};
6553     CGRect prmrect = {{
6554         indoffset * 2 + indsize.width,
6555         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6556     }, prmsize};
6557     [prompt_ setFrame:prmrect];
6558 }
6559
6560 - (void) setFrame:(CGRect)frame {
6561     [super setFrame:frame];
6562     [self positionViews];
6563 }
6564
6565 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6566     if ((self = [super initWithFrame:frame]) != nil) {
6567         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6568
6569         [self setBarStyle:UIBarStyleBlack];
6570
6571         UIBarStyle barstyle([self _barStyle:NO]);
6572         bool ugly(barstyle == UIBarStyleDefault);
6573
6574         UIProgressIndicatorStyle style = ugly ?
6575             UIProgressIndicatorStyleMediumBrown :
6576             UIProgressIndicatorStyleMediumWhite;
6577
6578         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6579         [(UIProgressIndicator *) indicator_ setStyle:style];
6580         [indicator_ startAnimation];
6581         [self addSubview:indicator_];
6582
6583         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6584         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6585         [prompt_ setBackgroundColor:[UIColor clearColor]];
6586         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6587         [self addSubview:prompt_];
6588
6589         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6590         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6591         [(UIProgressBar *) progress_ setStyle:0];
6592         [self addSubview:progress_];
6593
6594         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6595         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6596         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6597         [cancel_ setBarStyle:barstyle];
6598
6599         [self positionViews];
6600     } return self;
6601 }
6602
6603 - (void) setCancellable:(bool)cancellable {
6604     if (cancellable)
6605         [self addSubview:cancel_];
6606     else
6607         [cancel_ removeFromSuperview];
6608 }
6609
6610 - (void) start {
6611     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6612     [progress_ setProgress:0];
6613 }
6614
6615 - (void) stop {
6616     [self setCancellable:NO];
6617 }
6618
6619 - (void) setPrompt:(NSString *)prompt {
6620     [prompt_ setText:prompt];
6621 }
6622
6623 - (void) setProgress:(float)progress {
6624     [progress_ setProgress:progress];
6625 }
6626
6627 @end
6628 /* }}} */
6629
6630 /* Cydia Navigation Controller Interface {{{ */
6631 @interface UINavigationController (Cydia)
6632
6633 - (NSArray *) navigationURLCollection;
6634 - (void) unloadData;
6635
6636 @end
6637 /* }}} */
6638
6639 /* Cydia Tab Bar Controller {{{ */
6640 @interface CYTabBarController : UITabBarController <
6641     UITabBarControllerDelegate,
6642     ProgressDelegate
6643 > {
6644     _transient Database *database_;
6645     _H<RefreshBar, 1> refreshbar_;
6646
6647     bool dropped_;
6648     bool updating_;
6649     // XXX: ok, "updatedelegate_"?...
6650     _transient NSObject<CydiaDelegate> *updatedelegate_;
6651
6652     _H<UIViewController> remembered_;
6653     _transient UIViewController *transient_;
6654 }
6655
6656 - (NSArray *) navigationURLCollection;
6657 - (void) dropBar:(BOOL)animated;
6658 - (void) beginUpdate;
6659 - (void) raiseBar:(BOOL)animated;
6660 - (BOOL) updating;
6661 - (void) unloadData;
6662
6663 @end
6664
6665 @implementation CYTabBarController
6666
6667 - (void) setUnselectedViewController:(UIViewController *)transient {
6668     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6669     if (transient != nil) {
6670         if (transient_ == nil)
6671             remembered_ = [controllers objectAtIndex:0];
6672         transient_ = transient;
6673         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6674         [controllers replaceObjectAtIndex:0 withObject:transient_];
6675         [self setSelectedIndex:0];
6676         [self setViewControllers:controllers];
6677         [self concealTabBarSelection];
6678     } else if (remembered_ != nil) {
6679         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6680         transient_ = transient;
6681         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6682         remembered_ = nil;
6683         [self setViewControllers:controllers];
6684         [self revealTabBarSelection];
6685     }
6686 }
6687
6688 - (UIViewController *) unselectedViewController {
6689     return transient_;
6690 }
6691
6692 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6693     if ([self unselectedViewController])
6694         [self setUnselectedViewController:nil];
6695 }
6696
6697 - (NSArray *) navigationURLCollection {
6698     NSMutableArray *items([NSMutableArray array]);
6699
6700     // XXX: Should this deal with transient view controllers?
6701     for (id navigation in [self viewControllers]) {
6702         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6703         if (stack != nil)
6704             [items addObject:stack];
6705     }
6706
6707     return items;
6708 }
6709
6710 - (void) unloadData {
6711     [super unloadData];
6712
6713     for (UINavigationController *controller in [self viewControllers])
6714         [controller unloadData];
6715
6716     if (UIViewController *selected = [self selectedViewController])
6717         [selected reloadData];
6718
6719     if (UIViewController *unselected = [self unselectedViewController]) {
6720         [unselected unloadData];
6721         [unselected reloadData];
6722     }
6723 }
6724
6725 - (void) dealloc {
6726     [[NSNotificationCenter defaultCenter] removeObserver:self];
6727
6728     [super dealloc];
6729 }
6730
6731 - (id) initWithDatabase:(Database *)database {
6732     if ((self = [super init]) != nil) {
6733         database_ = database;
6734         [self setDelegate:self];
6735
6736         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6737         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6738
6739         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6740     } return self;
6741 }
6742
6743 - (void) setUpdate:(NSDate *)date {
6744     [self beginUpdate];
6745 }
6746
6747 - (void) beginUpdate {
6748     [(RefreshBar *) refreshbar_ start];
6749     [self dropBar:YES];
6750
6751     [updatedelegate_ retainNetworkActivityIndicator];
6752     updating_ = true;
6753
6754     [NSThread
6755         detachNewThreadSelector:@selector(performUpdate)
6756         toTarget:self
6757         withObject:nil
6758     ];
6759 }
6760
6761 - (void) performUpdate {
6762     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6763
6764     Status status;
6765     status.setDelegate(self);
6766     [database_ updateWithStatus:status];
6767
6768     [self
6769         performSelectorOnMainThread:@selector(completeUpdate)
6770         withObject:nil
6771         waitUntilDone:NO
6772     ];
6773
6774     [pool release];
6775 }
6776
6777 - (void) stopUpdateWithSelector:(SEL)selector {
6778     updating_ = false;
6779     [updatedelegate_ releaseNetworkActivityIndicator];
6780
6781     [self raiseBar:YES];
6782     [refreshbar_ stop];
6783
6784     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6785 }
6786
6787 - (void) completeUpdate {
6788     if (!updating_)
6789         return;
6790     [self stopUpdateWithSelector:@selector(reloadData)];
6791 }
6792
6793 - (void) cancelUpdate {
6794     [self stopUpdateWithSelector:@selector(updateData)];
6795 }
6796
6797 - (void) cancelPressed {
6798     [self cancelUpdate];
6799 }
6800
6801 - (BOOL) updating {
6802     return updating_;
6803 }
6804
6805 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6806     [refreshbar_ setPrompt:[event compoundMessage]];
6807 }
6808
6809 - (bool) isProgressCancelled {
6810     return !updating_;
6811 }
6812
6813 - (void) setProgressCancellable:(NSNumber *)cancellable {
6814     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6815 }
6816
6817 - (void) setProgressPercent:(NSNumber *)percent {
6818     [refreshbar_ setProgress:[percent floatValue]];
6819 }
6820
6821 - (void) setProgressStatus:(NSDictionary *)status {
6822     if (status != nil)
6823         [self setProgressPercent:[status objectForKey:@"Percent"]];
6824 }
6825
6826 - (void) setUpdateDelegate:(id)delegate {
6827     updatedelegate_ = delegate;
6828 }
6829
6830 - (UIView *) transitionView {
6831     if ([self respondsToSelector:@selector(_transitionView)])
6832         return [self _transitionView];
6833     else
6834         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6835 }
6836
6837 - (void) dropBar:(BOOL)animated {
6838     if (dropped_)
6839         return;
6840     dropped_ = true;
6841
6842     UIView *transition([self transitionView]);
6843     [[self view] addSubview:refreshbar_];
6844
6845     CGRect barframe([refreshbar_ frame]);
6846
6847     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6848         barframe.origin.y = CYStatusBarHeight([self interfaceOrientation]);
6849     else
6850         barframe.origin.y = 0;
6851
6852     [refreshbar_ setFrame:barframe];
6853
6854     if (animated)
6855         [UIView beginAnimations:nil context:NULL];
6856
6857     CGRect viewframe = [transition frame];
6858     viewframe.origin.y += barframe.size.height;
6859     viewframe.size.height -= barframe.size.height;
6860     [transition setFrame:viewframe];
6861
6862     if (animated)
6863         [UIView commitAnimations];
6864
6865     // Ensure bar has the proper width for our view, it might have changed
6866     barframe.size.width = viewframe.size.width;
6867     [refreshbar_ setFrame:barframe];
6868 }
6869
6870 - (void) raiseBar:(BOOL)animated {
6871     if (!dropped_)
6872         return;
6873     dropped_ = false;
6874
6875     UIView *transition([self transitionView]);
6876     [refreshbar_ removeFromSuperview];
6877
6878     CGRect barframe([refreshbar_ frame]);
6879
6880     if (animated)
6881         [UIView beginAnimations:nil context:NULL];
6882
6883     CGRect viewframe = [transition frame];
6884     viewframe.origin.y -= barframe.size.height;
6885     viewframe.size.height += barframe.size.height;
6886     [transition setFrame:viewframe];
6887
6888     if (animated)
6889         [UIView commitAnimations];
6890 }
6891
6892 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6893     bool dropped(dropped_);
6894
6895     if (dropped)
6896         [self raiseBar:NO];
6897
6898     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6899
6900     if (dropped)
6901         [self dropBar:NO];
6902 }
6903
6904 - (void) statusBarFrameChanged:(NSNotification *)notification {
6905     if (dropped_) {
6906         [self raiseBar:NO];
6907         [self dropBar:NO];
6908     }
6909 }
6910
6911 @end
6912 /* }}} */
6913
6914 /* Cydia Navigation Controller Implementation {{{ */
6915 @implementation UINavigationController (Cydia)
6916
6917 - (NSArray *) navigationURLCollection {
6918     NSMutableArray *stack([NSMutableArray array]);
6919
6920     for (CyteViewController *controller in [self viewControllers]) {
6921         NSString *url = [[controller navigationURL] absoluteString];
6922         if (url != nil)
6923             [stack addObject:url];
6924     }
6925
6926     return stack;
6927 }
6928
6929 - (void) reloadData {
6930     [super reloadData];
6931
6932     UIViewController *visible([self visibleViewController]);
6933     if (visible != nil)
6934         [visible reloadData];
6935
6936     // on the iPad, this view controller is ALSO visible. :(
6937     if (IsWildcat_)
6938         if (UIViewController *top = [self topViewController])
6939             if (top != visible)
6940                 [top reloadData];
6941 }
6942
6943 - (void) unloadData {
6944     for (CyteViewController *page in [self viewControllers])
6945         [page unloadData];
6946
6947     [super unloadData];
6948 }
6949
6950 @end
6951 /* }}} */
6952
6953 /* Cydia:// Protocol {{{ */
6954 @interface CydiaURLProtocol : NSURLProtocol {
6955 }
6956
6957 @end
6958
6959 @implementation CydiaURLProtocol
6960
6961 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6962     NSURL *url([request URL]);
6963     if (url == nil)
6964         return NO;
6965
6966     NSString *scheme([[url scheme] lowercaseString]);
6967     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6968         return YES;
6969     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6970         return YES;
6971
6972     return NO;
6973 }
6974
6975 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6976     return request;
6977 }
6978
6979 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6980     id<NSURLProtocolClient> client([self client]);
6981     if (icon == nil)
6982         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6983     else {
6984         NSData *data(UIImagePNGRepresentation(icon));
6985
6986         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6987         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6988         [client URLProtocol:self didLoadData:data];
6989         [client URLProtocolDidFinishLoading:self];
6990     }
6991 }
6992
6993 - (void) startLoading {
6994     id<NSURLProtocolClient> client([self client]);
6995     NSURLRequest *request([self request]);
6996
6997     NSURL *url([request URL]);
6998     NSString *href([url absoluteString]);
6999     NSString *scheme([[url scheme] lowercaseString]);
7000
7001     NSString *path;
7002
7003     if ([scheme isEqualToString:@"cydia"])
7004         path = [href substringFromIndex:8];
7005     else if ([scheme isEqualToString:@"about"])
7006         path = [href substringFromIndex:12];
7007     else _assert(false);
7008
7009     NSRange slash([path rangeOfString:@"/"]);
7010
7011     NSString *command;
7012     if (slash.location == NSNotFound) {
7013         command = path;
7014         path = nil;
7015     } else {
7016         command = [path substringToIndex:slash.location];
7017         path = [path substringFromIndex:(slash.location + 1)];
7018     }
7019
7020     Database *database([Database sharedInstance]);
7021
7022     if ([command isEqualToString:@"package-icon"]) {
7023         if (path == nil)
7024             goto fail;
7025         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7026         Package *package([database packageWithName:path]);
7027         if (package == nil)
7028             goto fail;
7029         [package parse];
7030         UIImage *icon([package icon]);
7031         [self _returnPNGWithImage:icon forRequest:request];
7032     } else if ([command isEqualToString:@"source-icon"]) {
7033         if (path == nil)
7034             goto fail;
7035         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7036         NSString *source(Simplify(path));
7037         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7038         if (icon == nil)
7039             icon = [UIImage applicationImageNamed:@"unknown.png"];
7040         [self _returnPNGWithImage:icon forRequest:request];
7041     } else if ([command isEqualToString:@"uikit-image"]) {
7042         if (path == nil)
7043             goto fail;
7044         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7045         UIImage *icon(_UIImageWithName(path));
7046         [self _returnPNGWithImage:icon forRequest:request];
7047     } else if ([command isEqualToString:@"section-icon"]) {
7048         if (path == nil)
7049             goto fail;
7050         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7051         NSString *section(Simplify(path));
7052         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7053         if (icon == nil)
7054             icon = [UIImage applicationImageNamed:@"unknown.png"];
7055         [self _returnPNGWithImage:icon forRequest:request];
7056     } else fail: {
7057         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7058     }
7059 }
7060
7061 - (void) stopLoading {
7062 }
7063
7064 @end
7065 /* }}} */
7066
7067 /* Section Controller {{{ */
7068 @interface SectionController : FilteredPackageListController {
7069     _H<NSString> section_;
7070 }
7071
7072 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7073
7074 @end
7075
7076 @implementation SectionController
7077
7078 - (NSURL *) navigationURL {
7079     NSString *name = section_;
7080     if (name == nil)
7081         name = @"all";
7082
7083     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7084 }
7085
7086 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7087     NSString *title;
7088     if (name == nil)
7089         title = UCLocalize("ALL_PACKAGES");
7090     else if (![name isEqual:@""])
7091         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7092     else
7093         title = UCLocalize("NO_SECTION");
7094
7095     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7096         section_ = name;
7097     } return self;
7098 }
7099
7100 @end
7101 /* }}} */
7102 /* Sections Controller {{{ */
7103 @interface SectionsController : CyteViewController <
7104     UITableViewDataSource,
7105     UITableViewDelegate
7106 > {
7107     _transient Database *database_;
7108     _H<NSMutableArray> sections_;
7109     _H<NSMutableArray> filtered_;
7110     _H<UITableView, 2> list_;
7111 }
7112
7113 - (id) initWithDatabase:(Database *)database;
7114 - (void) editButtonClicked;
7115
7116 @end
7117
7118 @implementation SectionsController
7119
7120 - (NSURL *) navigationURL {
7121     return [NSURL URLWithString:@"cydia://sections"];
7122 }
7123
7124 - (void) updateNavigationItem {
7125     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7126     if ([sections_ count] == 0) {
7127         [[self navigationItem] setRightBarButtonItem:nil];
7128     } else {
7129         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7130             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7131             target:self
7132             action:@selector(editButtonClicked)
7133         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7134     }
7135 }
7136
7137 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7138     [super setEditing:editing animated:animated];
7139
7140     if (editing)
7141         [list_ reloadData];
7142     else
7143         [delegate_ updateData];
7144
7145     [self updateNavigationItem];
7146 }
7147
7148 - (void) viewDidAppear:(BOOL)animated {
7149     [super viewDidAppear:animated];
7150     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7151 }
7152
7153 - (void) viewWillDisappear:(BOOL)animated {
7154     [super viewWillDisappear:animated];
7155     if ([self isEditing]) [self setEditing:NO];
7156 }
7157
7158 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7159     Section *section = nil;
7160     int index = [indexPath row];
7161     if (![self isEditing]) {
7162         index -= 1;
7163         if (index >= 0)
7164             section = [filtered_ objectAtIndex:index];
7165     } else {
7166         section = [sections_ objectAtIndex:index];
7167     }
7168     return section;
7169 }
7170
7171 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7172     if ([self isEditing])
7173         return [sections_ count];
7174     else
7175         return [filtered_ count] + 1;
7176 }
7177
7178 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7179     return 45.0f;
7180 }*/
7181
7182 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7183     static NSString *reuseIdentifier = @"SectionCell";
7184
7185     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7186     if (cell == nil)
7187         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7188
7189     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7190
7191     return cell;
7192 }
7193
7194 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7195     if ([self isEditing])
7196         return;
7197
7198     Section *section = [self sectionAtIndexPath:indexPath];
7199
7200     SectionController *controller = [[[SectionController alloc]
7201         initWithDatabase:database_
7202         section:[section name]
7203     ] autorelease];
7204     [controller setDelegate:delegate_];
7205
7206     [[self navigationController] pushViewController:controller animated:YES];
7207 }
7208
7209 - (void) loadView {
7210     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7211
7212     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7213     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7214     [list_ setRowHeight:45.0f];
7215     [(UITableView *) list_ setDataSource:self];
7216     [list_ setDelegate:self];
7217     [[self view] addSubview:list_];
7218 }
7219
7220 - (void) viewDidLoad {
7221     [super viewDidLoad];
7222
7223     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7224 }
7225
7226 - (void) releaseSubviews {
7227     list_ = nil;
7228
7229     [super releaseSubviews];
7230 }
7231
7232 - (id) initWithDatabase:(Database *)database {
7233     if ((self = [super init]) != nil) {
7234         database_ = database;
7235
7236         sections_ = [NSMutableArray arrayWithCapacity:16];
7237         filtered_ = [NSMutableArray arrayWithCapacity:16];
7238     } return self;
7239 }
7240
7241 - (void) reloadData {
7242     [super reloadData];
7243
7244     NSArray *packages = [database_ packages];
7245
7246     [sections_ removeAllObjects];
7247     [filtered_ removeAllObjects];
7248
7249     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7250
7251     _trace();
7252     for (Package *package in packages) {
7253         NSString *name([package section]);
7254         NSString *key(name == nil ? @"" : name);
7255
7256         Section *section;
7257
7258         _profile(SectionsView$reloadData$Section)
7259             section = [sections objectForKey:key];
7260             if (section == nil) {
7261                 _profile(SectionsView$reloadData$Section$Allocate)
7262                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7263                     [sections setObject:section forKey:key];
7264                 _end
7265             }
7266         _end
7267
7268         [section addToCount];
7269
7270         _profile(SectionsView$reloadData$Filter)
7271             if (![package valid] || ![package visible])
7272                 continue;
7273         _end
7274
7275         [section addToRow];
7276     }
7277     _trace();
7278
7279     [sections_ addObjectsFromArray:[sections allValues]];
7280
7281     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7282
7283     for (Section *section in (id) sections_) {
7284         size_t count([section row]);
7285         if (count == 0)
7286             continue;
7287
7288         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7289         [section setCount:count];
7290         [filtered_ addObject:section];
7291     }
7292
7293     [self updateNavigationItem];
7294     [list_ reloadData];
7295     _trace();
7296 }
7297
7298 - (void) editButtonClicked {
7299     [self setEditing:![self isEditing] animated:YES];
7300 }
7301
7302 @end
7303 /* }}} */
7304
7305 /* Changes Controller {{{ */
7306 @interface ChangesController : CyteViewController <
7307     UITableViewDataSource,
7308     UITableViewDelegate
7309 > {
7310     _transient Database *database_;
7311     unsigned era_;
7312     _H<NSArray> packages_;
7313     _H<NSMutableArray> sections_;
7314     _H<UITableView, 2> list_;
7315     unsigned upgrades_;
7316 }
7317
7318 - (id) initWithDatabase:(Database *)database;
7319
7320 @end
7321
7322 @implementation ChangesController
7323
7324 - (NSURL *) navigationURL {
7325     return [NSURL URLWithString:@"cydia://changes"];
7326 }
7327
7328 - (void) viewDidAppear:(BOOL)animated {
7329     [super viewDidAppear:animated];
7330     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7331 }
7332
7333 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7334     NSInteger count([sections_ count]);
7335     return count == 0 ? 1 : count;
7336 }
7337
7338 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7339     if ([sections_ count] == 0)
7340         return nil;
7341     return [[sections_ objectAtIndex:section] name];
7342 }
7343
7344 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7345     if ([sections_ count] == 0)
7346         return 0;
7347     return [[sections_ objectAtIndex:section] count];
7348 }
7349
7350 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7351 @synchronized (database_) {
7352     if ([database_ era] != era_)
7353         return nil;
7354
7355     NSUInteger sectionIndex([path section]);
7356     if (sectionIndex >= [sections_ count])
7357         return nil;
7358     Section *section([sections_ objectAtIndex:sectionIndex]);
7359     NSInteger row([path row]);
7360     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7361 } }
7362
7363 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7364     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7365     if (cell == nil)
7366         cell = [[[PackageCell alloc] init] autorelease];
7367
7368     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7369     [cell setPackage:package asSummary:false];
7370     return cell;
7371 }
7372
7373 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7374     Package *package([self packageAtIndexPath:path]);
7375     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7376     [view setDelegate:delegate_];
7377     [[self navigationController] pushViewController:view animated:YES];
7378     return path;
7379 }
7380
7381 - (void) refreshButtonClicked {
7382     [delegate_ beginUpdate];
7383     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7384 }
7385
7386 - (void) upgradeButtonClicked {
7387     [delegate_ distUpgrade];
7388     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7389 }
7390
7391 - (void) loadView {
7392     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7393
7394     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7395     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7396     [list_ setRowHeight:73];
7397     [(UITableView *) list_ setDataSource:self];
7398     [list_ setDelegate:self];
7399     [[self view] addSubview:list_];
7400 }
7401
7402 - (void) viewDidLoad {
7403     [super viewDidLoad];
7404
7405     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7406 }
7407
7408 - (void) releaseSubviews {
7409     list_ = nil;
7410
7411     [super releaseSubviews];
7412 }
7413
7414 - (id) initWithDatabase:(Database *)database {
7415     if ((self = [super init]) != nil) {
7416         database_ = database;
7417
7418         packages_ = [NSArray array];
7419         sections_ = [NSMutableArray arrayWithCapacity:16];
7420     } return self;
7421 }
7422
7423 - (NSMutableArray *) _reloadPackages {
7424 @synchronized (database_) {
7425     era_ = [database_ era];
7426     NSArray *packages([database_ packages]);
7427
7428     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7429
7430     _trace();
7431     _profile(ChangesController$_reloadPackages$Filter)
7432         for (Package *package in packages)
7433             if ([package upgradableAndEssential:YES] || [package visible])
7434                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7435     _end
7436     _trace();
7437     _profile(ChangesController$_reloadPackages$radixSort)
7438         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7439     _end
7440     _trace();
7441
7442     return filtered;
7443 } }
7444
7445 - (void) _reloadData {
7446     NSArray *packages;
7447
7448   reload:
7449     if (true) {
7450         UIProgressHUD *hud([delegate_ addProgressHUD]);
7451         [hud setText:UCLocalize("LOADING")];
7452         //NSLog(@"HUD:%@::%@", delegate_, hud);
7453         packages = [self yieldToSelector:@selector(_reloadPackages)];
7454         [delegate_ removeProgressHUD:hud];
7455     } else {
7456         packages = [self _reloadPackages];
7457     }
7458
7459 @synchronized (database_) {
7460     if (era_ != [database_ era])
7461         goto reload;
7462
7463     packages_ = packages;
7464     [sections_ removeAllObjects];
7465
7466     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7467     Section *ignored = nil;
7468     Section *section = nil;
7469     time_t last = 0;
7470
7471     upgrades_ = 0;
7472     bool unseens = false;
7473
7474     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7475
7476     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7477         Package *package = [packages_ objectAtIndex:offset];
7478
7479         BOOL uae = [package upgradableAndEssential:YES];
7480
7481         if (!uae) {
7482             unseens = true;
7483             time_t seen([package seen]);
7484
7485             if (section == nil || last != seen) {
7486                 last = seen;
7487
7488                 NSString *name;
7489                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7490                 [name autorelease];
7491
7492                 _profile(ChangesController$reloadData$Allocate)
7493                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7494                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7495                     [sections_ addObject:section];
7496                 _end
7497             }
7498
7499             [section addToCount];
7500         } else if ([package ignored]) {
7501             if (ignored == nil) {
7502                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7503             }
7504             [ignored addToCount];
7505         } else {
7506             ++upgrades_;
7507             [upgradable addToCount];
7508         }
7509     }
7510     _trace();
7511
7512     CFRelease(formatter);
7513
7514     if (unseens) {
7515         Section *last = [sections_ lastObject];
7516         size_t count = [last count];
7517         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7518         [sections_ removeLastObject];
7519     }
7520
7521     if ([ignored count] != 0)
7522         [sections_ insertObject:ignored atIndex:0];
7523     if (upgrades_ != 0)
7524         [sections_ insertObject:upgradable atIndex:0];
7525
7526     [list_ reloadData];
7527
7528     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7529         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7530         style:UIBarButtonItemStylePlain
7531         target:self
7532         action:@selector(upgradeButtonClicked)
7533     ] autorelease]) animated:YES];
7534
7535     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7536         initWithTitle:UCLocalize("REFRESH")
7537         style:UIBarButtonItemStylePlain
7538         target:self
7539         action:@selector(refreshButtonClicked)
7540     ] autorelease]) animated:YES];
7541
7542     PrintTimes();
7543 } }
7544
7545 - (void) reloadData {
7546     [super reloadData];
7547     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7548 }
7549
7550 @end
7551 /* }}} */
7552 /* Search Controller {{{ */
7553 @interface SearchController : FilteredPackageListController <
7554     UISearchBarDelegate
7555 > {
7556     _H<UISearchBar, 1> search_;
7557     BOOL searchloaded_;
7558 }
7559
7560 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7561 - (void) reloadData;
7562
7563 @end
7564
7565 @implementation SearchController
7566
7567 - (NSURL *) navigationURL {
7568     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7569         return [NSURL URLWithString:@"cydia://search"];
7570     else
7571         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7572 }
7573
7574 - (void) useSearch {
7575     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7576     [self clearData];
7577     [self reloadData];
7578 }
7579
7580 - (void) viewWillAppear:(BOOL)animated {
7581     [super viewWillAppear:animated];
7582
7583     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7584         [self useSearch];
7585 }
7586
7587 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7588     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7589     [self clearData];
7590     [self reloadData];
7591 }
7592
7593 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7594     [search_ resignFirstResponder];
7595     [self useSearch];
7596 }
7597
7598 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7599     [search_ setText:@""];
7600     [self searchBarButtonClicked:searchBar];
7601 }
7602
7603 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7604     [self searchBarButtonClicked:searchBar];
7605 }
7606
7607 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7608     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7609     [self reloadData];
7610 }
7611
7612 - (bool) shouldYield {
7613     return YES;
7614 }
7615
7616 - (bool) shouldBlock {
7617     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7618 }
7619
7620 - (bool) isSummarized {
7621     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7622 }
7623
7624 - (bool) showsSections {
7625     return false;
7626 }
7627
7628 - (NSMutableArray *) _reloadPackages {
7629     NSMutableArray *packages([super _reloadPackages]);
7630     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7631         [packages radixSortUsingSelector:@selector(rank)];
7632     return packages;
7633 }
7634
7635 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7636     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7637         search_ = [[[UISearchBar alloc] init] autorelease];
7638         [search_ setDelegate:self];
7639
7640         if (query != nil)
7641             [search_ setText:query];
7642     } return self;
7643 }
7644
7645 - (void) viewDidAppear:(BOOL)animated {
7646     [super viewDidAppear:animated];
7647
7648     if (!searchloaded_) {
7649         searchloaded_ = YES;
7650         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7651         [search_ layoutSubviews];
7652         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7653
7654         UITextField *textField;
7655         if ([search_ respondsToSelector:@selector(searchField)])
7656             textField = [search_ searchField];
7657         else
7658             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7659
7660         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7661         [textField setEnablesReturnKeyAutomatically:NO];
7662         [[self navigationItem] setTitleView:textField];
7663     }
7664 }
7665
7666 - (void) reloadData {
7667     id object([search_ text]);
7668     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7669         object = [object componentsSeparatedByString:@" "];
7670
7671     [self setObject:object];
7672     [self resetCursor];
7673
7674     [super reloadData];
7675 }
7676
7677 - (void) didSelectPackage:(Package *)package {
7678     [search_ resignFirstResponder];
7679     [super didSelectPackage:package];
7680 }
7681
7682 @end
7683 /* }}} */
7684 /* Package Settings Controller {{{ */
7685 @interface PackageSettingsController : CyteViewController <
7686     UITableViewDataSource,
7687     UITableViewDelegate
7688 > {
7689     _transient Database *database_;
7690     _H<NSString> name_;
7691     _H<Package> package_;
7692     _H<UITableView, 2> table_;
7693     _H<UISwitch> subscribedSwitch_;
7694     _H<UISwitch> ignoredSwitch_;
7695     _H<UITableViewCell> subscribedCell_;
7696     _H<UITableViewCell> ignoredCell_;
7697 }
7698
7699 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7700
7701 @end
7702
7703 @implementation PackageSettingsController
7704
7705 - (NSURL *) navigationURL {
7706     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7707 }
7708
7709 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7710     if (package_ == nil)
7711         return 0;
7712
7713     if ([package_ installed] == nil)
7714         return 1;
7715     else
7716         return 2;
7717 }
7718
7719 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7720     if (package_ == nil)
7721         return 0;
7722
7723     // both sections contain just one item right now.
7724     return 1;
7725 }
7726
7727 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7728     return nil;
7729 }
7730
7731 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7732     if (section == 0)
7733         return UCLocalize("SHOW_ALL_CHANGES_EX");
7734     else
7735         return UCLocalize("IGNORE_UPGRADES_EX");
7736 }
7737
7738 - (void) onSubscribed:(id)control {
7739     bool value([control isOn]);
7740     if (package_ == nil)
7741         return;
7742     if ([package_ setSubscribed:value])
7743         [delegate_ updateData];
7744 }
7745
7746 - (void) _updateIgnored {
7747     const char *package([name_ UTF8String]);
7748     bool on([ignoredSwitch_ isOn]);
7749
7750     pid_t pid(ExecFork());
7751     if (pid == 0) {
7752         FILE *dpkg(popen("dpkg --set-selections", "w"));
7753         fwrite(package, strlen(package), 1, dpkg);
7754
7755         if (on)
7756             fwrite(" hold\n", 6, 1, dpkg);
7757         else
7758             fwrite(" install\n", 9, 1, dpkg);
7759
7760         pclose(dpkg);
7761
7762         exit(0);
7763         _assert(false);
7764     }
7765
7766     _forever {
7767         int status;
7768         int result(waitpid(pid, &status, 0));
7769
7770         if (result != -1) {
7771             _assert(result == pid);
7772             break;
7773         }
7774     }
7775 }
7776
7777 - (void) onIgnored:(id)control {
7778     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7779     [invocation setTarget:self];
7780     [invocation setSelector:@selector(_updateIgnored)];
7781
7782     [delegate_ reloadDataWithInvocation:invocation];
7783 }
7784
7785 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7786     if (package_ == nil)
7787         return nil;
7788
7789     switch ([indexPath section]) {
7790         case 0: return subscribedCell_;
7791         case 1: return ignoredCell_;
7792
7793         _nodefault
7794     }
7795
7796     return nil;
7797 }
7798
7799 - (void) loadView {
7800     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7801
7802     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7803     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7804     [(UITableView *) table_ setDataSource:self];
7805     [table_ setDelegate:self];
7806     [[self view] addSubview:table_];
7807
7808     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7809     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7810     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7811
7812     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7813     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7814     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7815
7816     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7817     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7818     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7819     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7820
7821     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7822     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7823     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7824     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7825 }
7826
7827 - (void) viewDidLoad {
7828     [super viewDidLoad];
7829
7830     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7831 }
7832
7833 - (void) releaseSubviews {
7834     ignoredCell_ = nil;
7835     subscribedCell_ = nil;
7836     table_ = nil;
7837     ignoredSwitch_ = nil;
7838     subscribedSwitch_ = nil;
7839
7840     [super releaseSubviews];
7841 }
7842
7843 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7844     if ((self = [super init]) != nil) {
7845         database_ = database;
7846         name_ = package;
7847     } return self;
7848 }
7849
7850 - (void) reloadData {
7851     [super reloadData];
7852
7853     package_ = [database_ packageWithName:name_];
7854
7855     if (package_ != nil) {
7856         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7857         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7858     } // XXX: what now, G?
7859
7860     [table_ reloadData];
7861 }
7862
7863 @end
7864 /* }}} */
7865
7866 /* Installed Controller {{{ */
7867 @interface InstalledController : FilteredPackageListController {
7868     BOOL expert_;
7869 }
7870
7871 - (id) initWithDatabase:(Database *)database;
7872
7873 - (void) updateRoleButton;
7874 - (void) queueStatusDidChange;
7875
7876 @end
7877
7878 @implementation InstalledController
7879
7880 - (NSURL *) navigationURL {
7881     return [NSURL URLWithString:@"cydia://installed"];
7882 }
7883
7884 - (id) initWithDatabase:(Database *)database {
7885     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7886         [self updateRoleButton];
7887         [self queueStatusDidChange];
7888     } return self;
7889 }
7890
7891 #if !AlwaysReload
7892 - (void) queueButtonClicked {
7893     [delegate_ queue];
7894 }
7895 #endif
7896
7897 - (void) queueStatusDidChange {
7898 #if !AlwaysReload
7899     if (IsWildcat_) {
7900         if (Queuing_) {
7901             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7902                 initWithTitle:UCLocalize("QUEUE")
7903                 style:UIBarButtonItemStyleDone
7904                 target:self
7905                 action:@selector(queueButtonClicked)
7906             ] autorelease]];
7907         } else {
7908             [[self navigationItem] setLeftBarButtonItem:nil];
7909         }
7910     }
7911 #endif
7912 }
7913
7914 - (void) updateRoleButton {
7915     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7916         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7917             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7918             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7919             target:self
7920             action:@selector(roleButtonClicked)
7921         ] autorelease]];
7922 }
7923
7924 - (void) roleButtonClicked {
7925     [self setObject:[NSNumber numberWithBool:expert_]];
7926     [self reloadData];
7927     expert_ = !expert_;
7928
7929     [self updateRoleButton];
7930 }
7931
7932 @end
7933 /* }}} */
7934
7935 /* Source Cell {{{ */
7936 @interface SourceCell : CyteTableViewCell <
7937     CyteTableViewCellDelegate
7938 > {
7939     _H<UIImage> icon_;
7940     _H<NSString> origin_;
7941     _H<NSString> label_;
7942 }
7943
7944 - (void) setSource:(Source *)source;
7945
7946 @end
7947
7948 @implementation SourceCell
7949
7950 - (void) _setImage:(UIImage *)image {
7951     icon_ = image;
7952     [content_ setNeedsDisplay];
7953 }
7954
7955 - (void) _setSource:(Source *)source {
7956     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7957
7958     if (NSString *base = [source base])
7959         if ([base length] != 0) {
7960             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
7961
7962             if (NSData *data = [NSURLConnection
7963                 sendSynchronousRequest:[NSURLRequest
7964                     requestWithURL:url
7965                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
7966                     //timeoutInterval:5
7967                 ]
7968
7969                 returningResponse:NULL
7970                 error:NULL
7971             ])
7972                 if (UIImage *image = [UIImage imageWithData:data])
7973                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
7974         }
7975
7976     [pool release];
7977 }
7978
7979 - (void) setSource:(Source *)source {
7980     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7981
7982     origin_ = [source name];
7983     label_ = [source uri];
7984
7985     [content_ setNeedsDisplay];
7986
7987     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
7988 }
7989
7990 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7991     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7992         UIView *content([self contentView]);
7993         CGRect bounds([content bounds]);
7994
7995         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
7996         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7997         [content_ setBackgroundColor:[UIColor whiteColor]];
7998         [content addSubview:content_];
7999
8000         [content_ setDelegate:self];
8001         [content_ setOpaque:YES];
8002     } return self;
8003 }
8004
8005 - (NSString *) accessibilityLabel {
8006     return label_;
8007 }
8008
8009 - (void) drawContentRect:(CGRect)rect {
8010     bool highlighted(highlighted_);
8011     float width(rect.size.width);
8012
8013     if (icon_ != nil)
8014         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8015
8016     if (highlighted)
8017         UISetColor(White_);
8018
8019     if (!highlighted)
8020         UISetColor(Black_);
8021     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8022
8023     if (!highlighted)
8024         UISetColor(Blue_);
8025     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8026 }
8027
8028 @end
8029 /* }}} */
8030 /* Source Controller {{{ */
8031 @interface SourceController : FilteredPackageListController {
8032     _transient Source *source_;
8033     _H<NSString> key_;
8034 }
8035
8036 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8037
8038 @end
8039
8040 @implementation SourceController
8041
8042 - (NSURL *) navigationURL {
8043     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8044 }
8045
8046 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8047     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8048         source_ = source;
8049         key_ = [source key];
8050     } return self;
8051 }
8052
8053 - (void) reloadData {
8054     source_ = [database_ sourceWithKey:key_];
8055     key_ = [source_ key];
8056     [self setObject:source_];
8057
8058     [[self navigationItem] setTitle:[source_ label]];
8059
8060     [super reloadData];
8061 }
8062
8063 @end
8064 /* }}} */
8065 /* Sources Controller {{{ */
8066 @interface SourcesController : CyteViewController <
8067     UITableViewDataSource,
8068     UITableViewDelegate
8069 > {
8070     _transient Database *database_;
8071     _H<UITableView, 2> list_;
8072     _H<NSMutableArray> sources_;
8073     int offset_;
8074
8075     _H<NSString> href_;
8076     _H<UIProgressHUD> hud_;
8077     _H<NSError> error_;
8078
8079     //NSURLConnection *installer_;
8080     NSURLConnection *trivial_;
8081     NSURLConnection *trivial_bz2_;
8082     NSURLConnection *trivial_gz_;
8083     //NSURLConnection *automatic_;
8084
8085     BOOL cydia_;
8086 }
8087
8088 - (id) initWithDatabase:(Database *)database;
8089 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8090
8091 @end
8092
8093 @implementation SourcesController
8094
8095 - (void) _releaseConnection:(NSURLConnection *)connection {
8096     if (connection != nil) {
8097         [connection cancel];
8098         //[connection setDelegate:nil];
8099         [connection release];
8100     }
8101 }
8102
8103 - (void) dealloc {
8104     //[self _releaseConnection:installer_];
8105     [self _releaseConnection:trivial_];
8106     [self _releaseConnection:trivial_gz_];
8107     [self _releaseConnection:trivial_bz2_];
8108     //[self _releaseConnection:automatic_];
8109
8110     [super dealloc];
8111 }
8112
8113 - (NSURL *) navigationURL {
8114     return [NSURL URLWithString:@"cydia://sources"];
8115 }
8116
8117 - (void) viewDidAppear:(BOOL)animated {
8118     [super viewDidAppear:animated];
8119     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8120 }
8121
8122 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8123     return offset_ == 0 ? 1 : 2;
8124 }
8125
8126 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8127     switch (section + (offset_ == 0 ? 1 : 0)) {
8128         case 0: return UCLocalize("ENTERED_BY_USER");
8129         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8130
8131         _nodefault
8132     }
8133 }
8134
8135 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8136     int count = [sources_ count];
8137     switch (section) {
8138         case 0: return (offset_ == 0 ? count : offset_);
8139         case 1: return count - offset_;
8140
8141         _nodefault
8142     }
8143 }
8144
8145 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8146     unsigned idx = 0;
8147     switch (indexPath.section) {
8148         case 0: idx = indexPath.row; break;
8149         case 1: idx = indexPath.row + offset_; break;
8150
8151         _nodefault
8152     }
8153     return [sources_ objectAtIndex:idx];
8154 }
8155
8156 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8157     static NSString *cellIdentifier = @"SourceCell";
8158
8159     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8160     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8161     [cell setSource:[self sourceAtIndexPath:indexPath]];
8162     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8163
8164     return cell;
8165 }
8166
8167 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8168     Source *source = [self sourceAtIndexPath:indexPath];
8169
8170     SourceController *controller = [[[SourceController alloc]
8171         initWithDatabase:database_
8172         source:source
8173     ] autorelease];
8174
8175     [controller setDelegate:delegate_];
8176
8177     [[self navigationController] pushViewController:controller animated:YES];
8178 }
8179
8180 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8181     Source *source = [self sourceAtIndexPath:indexPath];
8182     return [source record] != nil;
8183 }
8184
8185 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8186     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8187         Source *source = [self sourceAtIndexPath:indexPath];
8188         [Sources_ removeObjectForKey:[source key]];
8189         [delegate_ syncData];
8190     }
8191 }
8192
8193 - (void) complete {
8194     [delegate_ addTrivialSource:href_];
8195     [delegate_ syncData];
8196 }
8197
8198 - (NSString *) getWarning {
8199     NSString *href(href_);
8200     NSRange colon([href rangeOfString:@"://"]);
8201     if (colon.location != NSNotFound)
8202         href = [href substringFromIndex:(colon.location + 3)];
8203     href = [href stringByAddingPercentEscapes];
8204     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8205     href = [href stringByCachingURLWithCurrentCDN];
8206
8207     NSURL *url([NSURL URLWithString:href]);
8208
8209     NSStringEncoding encoding;
8210     NSError *error(nil);
8211
8212     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8213         return [warning length] == 0 ? nil : warning;
8214     return nil;
8215 }
8216
8217 - (void) _endConnection:(NSURLConnection *)connection {
8218     // XXX: the memory management in this method is horribly awkward
8219
8220     NSURLConnection **field = NULL;
8221     if (connection == trivial_)
8222         field = &trivial_;
8223     else if (connection == trivial_bz2_)
8224         field = &trivial_bz2_;
8225     else if (connection == trivial_gz_)
8226         field = &trivial_gz_;
8227     _assert(field != NULL);
8228     [connection release];
8229     *field = nil;
8230
8231     if (
8232         trivial_ == nil &&
8233         trivial_bz2_ == nil &&
8234         trivial_gz_ == nil
8235     ) {
8236         [delegate_ releaseNetworkActivityIndicator];
8237
8238         [delegate_ removeProgressHUD:hud_];
8239         hud_ = nil;
8240
8241         bool defer(false);
8242
8243         if (cydia_) {
8244             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8245                 defer = true;
8246
8247                 UIAlertView *alert = [[[UIAlertView alloc]
8248                     initWithTitle:UCLocalize("SOURCE_WARNING")
8249                     message:warning
8250                     delegate:self
8251                     cancelButtonTitle:UCLocalize("CANCEL")
8252                     otherButtonTitles:
8253                         UCLocalize("ADD_ANYWAY"),
8254                     nil
8255                 ] autorelease];
8256
8257                 [alert setContext:@"warning"];
8258                 [alert setNumberOfRows:1];
8259                 [alert show];
8260             } else
8261                 [self complete];
8262         } else if (error_ != nil) {
8263             UIAlertView *alert = [[[UIAlertView alloc]
8264                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8265                 message:[error_ localizedDescription]
8266                 delegate:self
8267                 cancelButtonTitle:UCLocalize("OK")
8268                 otherButtonTitles:nil
8269             ] autorelease];
8270
8271             [alert setContext:@"urlerror"];
8272             [alert show];
8273         } else {
8274             UIAlertView *alert = [[[UIAlertView alloc]
8275                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8276                 message:UCLocalize("NOT_REPOSITORY_EX")
8277                 delegate:self
8278                 cancelButtonTitle:UCLocalize("OK")
8279                 otherButtonTitles:nil
8280             ] autorelease];
8281
8282             [alert setContext:@"trivial"];
8283             [alert show];
8284         }
8285
8286         href_ = nil;
8287         error_ = nil;
8288     }
8289 }
8290
8291 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8292     switch ([response statusCode]) {
8293         case 200:
8294             cydia_ = YES;
8295     }
8296 }
8297
8298 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8299     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8300     error_ = error;
8301     [self _endConnection:connection];
8302 }
8303
8304 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8305     [self _endConnection:connection];
8306 }
8307
8308 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8309     NSURL *url([NSURL URLWithString:href]);
8310
8311     NSMutableURLRequest *request = [NSMutableURLRequest
8312         requestWithURL:url
8313         cachePolicy:NSURLRequestUseProtocolCachePolicy
8314         timeoutInterval:120.0
8315     ];
8316
8317     [request setHTTPMethod:method];
8318
8319     if (Machine_ != NULL)
8320         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8321
8322     if ([url isCydiaSecure]) {
8323         if (UniqueID_ != nil)
8324             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8325     }
8326
8327     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8328 }
8329
8330 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8331     NSString *context([alert context]);
8332
8333     if ([context isEqualToString:@"source"]) {
8334         switch (button) {
8335             case 1: {
8336                 NSString *href = [[alert textField] text];
8337
8338                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8339
8340                 if (![href hasSuffix:@"/"])
8341                     href_ = [href stringByAppendingString:@"/"];
8342                 else
8343                     href_ = href;
8344
8345                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8346                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8347                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8348                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8349
8350                 cydia_ = false;
8351
8352                 // XXX: this is stupid
8353                 hud_ = [delegate_ addProgressHUD];
8354                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8355                 [delegate_ retainNetworkActivityIndicator];
8356             } break;
8357
8358             case 0:
8359             break;
8360
8361             _nodefault
8362         }
8363
8364         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8365     } else if ([context isEqualToString:@"trivial"])
8366         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8367     else if ([context isEqualToString:@"urlerror"])
8368         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8369     else if ([context isEqualToString:@"warning"]) {
8370         switch (button) {
8371             case 1:
8372                 [self complete];
8373             break;
8374
8375             case 0:
8376             break;
8377
8378             _nodefault
8379         }
8380
8381         href_ = nil;
8382
8383         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8384     }
8385 }
8386
8387 - (void) loadView {
8388     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8389
8390     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8391     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8392     [list_ setRowHeight:56];
8393     [(UITableView *) list_ setDataSource:self];
8394     [list_ setDelegate:self];
8395     [[self view] addSubview:list_];
8396 }
8397
8398 - (void) viewDidLoad {
8399     [super viewDidLoad];
8400
8401     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8402     [self updateButtonsForEditingStatus:NO animated:NO];
8403 }
8404
8405 - (void) releaseSubviews {
8406     list_ = nil;
8407
8408     [super releaseSubviews];
8409 }
8410
8411 - (id) initWithDatabase:(Database *)database {
8412     if ((self = [super init]) != nil) {
8413         database_ = database;
8414         sources_ = [NSMutableArray arrayWithCapacity:16];
8415     } return self;
8416 }
8417
8418 - (void) reloadData {
8419     [super reloadData];
8420
8421     pkgSourceList list;
8422     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8423         return;
8424
8425     [sources_ removeAllObjects];
8426     [sources_ addObjectsFromArray:[database_ sources]];
8427     _trace();
8428     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8429     _trace();
8430
8431     int count([sources_ count]);
8432     offset_ = 0;
8433     for (int i = 0; i != count; i++) {
8434         if ([[sources_ objectAtIndex:i] record] == nil)
8435             break;
8436         offset_++;
8437     }
8438
8439     [list_ setEditing:NO];
8440     [self updateButtonsForEditingStatus:NO animated:NO];
8441     [list_ reloadData];
8442 }
8443
8444 - (void) showAddSourcePrompt {
8445     UIAlertView *alert = [[[UIAlertView alloc]
8446         initWithTitle:UCLocalize("ENTER_APT_URL")
8447         message:nil
8448         delegate:self
8449         cancelButtonTitle:UCLocalize("CANCEL")
8450         otherButtonTitles:
8451             UCLocalize("ADD_SOURCE"),
8452         nil
8453     ] autorelease];
8454
8455     [alert setContext:@"source"];
8456
8457     [alert setNumberOfRows:1];
8458     [alert addTextFieldWithValue:@"http://" label:@""];
8459
8460     UITextInputTraits *traits = [[alert textField] textInputTraits];
8461     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8462     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8463     [traits setKeyboardType:UIKeyboardTypeURL];
8464     // XXX: UIReturnKeyDone
8465     [traits setReturnKeyType:UIReturnKeyNext];
8466
8467     [alert show];
8468 }
8469
8470 - (void) addButtonClicked {
8471     [self showAddSourcePrompt];
8472 }
8473
8474 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8475     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8476         initWithTitle:UCLocalize("ADD")
8477         style:UIBarButtonItemStylePlain
8478         target:self
8479         action:@selector(addButtonClicked)
8480     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8481
8482     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8483         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8484         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8485         target:self
8486         action:@selector(editButtonClicked)
8487     ] autorelease] animated:animated];
8488
8489     if (IsWildcat_ && !editing)
8490         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8491             initWithTitle:UCLocalize("SETTINGS")
8492             style:UIBarButtonItemStylePlain
8493             target:self
8494             action:@selector(settingsButtonClicked)
8495         ] autorelease]];
8496 }
8497
8498 - (void) settingsButtonClicked {
8499     [delegate_ showSettings];
8500 }
8501
8502 - (void) editButtonClicked {
8503     [list_ setEditing:![list_ isEditing] animated:YES];
8504
8505     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8506 }
8507
8508 @end
8509 /* }}} */
8510
8511 /* Settings Controller {{{ */
8512 @interface SettingsController : CyteViewController <
8513     UITableViewDataSource,
8514     UITableViewDelegate
8515 > {
8516     _transient Database *database_;
8517     // XXX: ok, "roledelegate_"?...
8518     _transient id roledelegate_;
8519     _H<UITableView, 2> table_;
8520     _H<UISegmentedControl> segment_;
8521     _H<UIView> container_;
8522 }
8523
8524 - (void) showDoneButton;
8525 - (void) resizeSegmentedControl;
8526
8527 @end
8528
8529 @implementation SettingsController
8530
8531 - (void) loadView {
8532     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8533
8534     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8535     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8536     [table_ setDelegate:self];
8537     [(UITableView *) table_ setDataSource:self];
8538     [[self view] addSubview:table_];
8539
8540     NSArray *items = [NSArray arrayWithObjects:
8541         UCLocalize("USER"),
8542         UCLocalize("HACKER"),
8543         UCLocalize("DEVELOPER"),
8544     nil];
8545     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8546     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8547     [container_ addSubview:segment_];
8548 }
8549
8550 - (void) viewDidLoad {
8551     [super viewDidLoad];
8552
8553     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8554
8555     int index = -1;
8556     if ([Role_ isEqualToString:@"User"]) index = 0;
8557     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8558     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8559     if (index != -1) {
8560         [segment_ setSelectedSegmentIndex:index];
8561         [self showDoneButton];
8562     }
8563
8564     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8565     [self resizeSegmentedControl];
8566 }
8567
8568 - (void) releaseSubviews {
8569     table_ = nil;
8570     segment_ = nil;
8571     container_ = nil;
8572
8573     [super releaseSubviews];
8574 }
8575
8576 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8577     if ((self = [super init]) != nil) {
8578         database_ = database;
8579         roledelegate_ = delegate;
8580     } return self;
8581 }
8582
8583 - (void) resizeSegmentedControl {
8584     CGFloat width = [[self view] frame].size.width;
8585     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8586 }
8587
8588 - (void) viewWillAppear:(BOOL)animated {
8589     [super viewWillAppear:animated];
8590
8591     [self resizeSegmentedControl];
8592 }
8593
8594 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8595     [self resizeSegmentedControl];
8596 }
8597
8598 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8599     [self resizeSegmentedControl];
8600 }
8601
8602 - (void) save {
8603     NSString *role(nil);
8604
8605     switch ([segment_ selectedSegmentIndex]) {
8606         case 0: role = @"User"; break;
8607         case 1: role = @"Hacker"; break;
8608         case 2: role = @"Developer"; break;
8609
8610         _nodefault
8611     }
8612
8613     if (![role isEqualToString:Role_]) {
8614         bool rolling(Role_ == nil);
8615         Role_ = role;
8616
8617         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8618             Role_, @"Role",
8619         nil];
8620
8621         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8622         Changed_ = true;
8623
8624         if (rolling)
8625             [roledelegate_ loadData];
8626         else
8627             [roledelegate_ updateData];
8628     }
8629 }
8630
8631 - (void) segmentChanged:(UISegmentedControl *)control {
8632     [self showDoneButton];
8633 }
8634
8635 - (void) saveAndClose {
8636     [self save];
8637
8638     [[self navigationItem] setRightBarButtonItem:nil];
8639     [[self navigationController] dismissModalViewControllerAnimated:YES];
8640 }
8641
8642 - (void) doneButtonClicked {
8643     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8644     [spinner startAnimating];
8645     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8646     [[self navigationItem] setRightBarButtonItem:spinItem];
8647
8648     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8649 }
8650
8651 - (void) showDoneButton {
8652     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8653         initWithTitle:UCLocalize("DONE")
8654         style:UIBarButtonItemStyleDone
8655         target:self
8656         action:@selector(doneButtonClicked)
8657     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8658 }
8659
8660 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8661     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8662     return 6;
8663 }
8664
8665 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8666     return 0; // :(
8667 }
8668
8669 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8670     return nil; // This method is required by the protocol.
8671 }
8672
8673 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8674     if (section == 1)
8675         return UCLocalize("ROLE_EX");
8676     if (section == 4)
8677         return [NSString stringWithFormat:
8678             @"%@: %@\n%@: %@\n%@: %@",
8679             UCLocalize("USER"), UCLocalize("USER_EX"),
8680             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8681             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8682         ];
8683     else return nil;
8684 }
8685
8686 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8687     return section == 3 ? 44.0f : 0;
8688 }
8689
8690 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8691     return section == 3 ? container_ : nil;
8692 }
8693
8694 - (void) reloadData {
8695     [super reloadData];
8696
8697     [table_ reloadData];
8698 }
8699
8700 @end
8701 /* }}} */
8702 /* Stash Controller {{{ */
8703 @interface StashController : CyteViewController {
8704     _H<UIActivityIndicatorView> spinner_;
8705     _H<UILabel> status_;
8706     _H<UILabel> caption_;
8707 }
8708
8709 @end
8710
8711 @implementation StashController
8712
8713 - (void) loadView {
8714     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8715     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8716
8717     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8718     CGRect spinrect = [spinner_ frame];
8719     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8720     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8721     [spinner_ setFrame:spinrect];
8722     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8723     [[self view] addSubview:spinner_];
8724     [spinner_ startAnimating];
8725
8726     CGRect captrect;
8727     captrect.size.width = [[self view] frame].size.width;
8728     captrect.size.height = 40.0f;
8729     captrect.origin.x = 0;
8730     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8731     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8732     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8733     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8734     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8735     [caption_ setTextColor:[UIColor whiteColor]];
8736     [caption_ setBackgroundColor:[UIColor clearColor]];
8737     [caption_ setShadowColor:[UIColor blackColor]];
8738     [caption_ setTextAlignment:UITextAlignmentCenter];
8739     [[self view] addSubview:caption_];
8740
8741     CGRect statusrect;
8742     statusrect.size.width = [[self view] frame].size.width;
8743     statusrect.size.height = 30.0f;
8744     statusrect.origin.x = 0;
8745     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8746     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8747     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8748     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8749     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8750     [status_ setTextColor:[UIColor whiteColor]];
8751     [status_ setBackgroundColor:[UIColor clearColor]];
8752     [status_ setShadowColor:[UIColor blackColor]];
8753     [status_ setTextAlignment:UITextAlignmentCenter];
8754     [[self view] addSubview:status_];
8755 }
8756
8757 - (void) releaseSubviews {
8758     spinner_ = nil;
8759     status_ = nil;
8760     caption_ = nil;
8761
8762     [super releaseSubviews];
8763 }
8764
8765 @end
8766 /* }}} */
8767
8768 @interface CYURLCache : SDURLCache {
8769 }
8770
8771 @end
8772
8773 @implementation CYURLCache
8774
8775 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8776 #if !ForRelease
8777     if (false);
8778     else if ([event isEqualToString:@"no-cache"])
8779         event = @"!!!";
8780     else if ([event isEqualToString:@"store"])
8781         event = @">>>";
8782     else if ([event isEqualToString:@"invalid"])
8783         event = @"???";
8784     else if ([event isEqualToString:@"memory"])
8785         event = @"mem";
8786     else if ([event isEqualToString:@"disk"])
8787         event = @"ssd";
8788     else if ([event isEqualToString:@"miss"])
8789         event = @"---";
8790
8791     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8792 #endif
8793 }
8794
8795 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8796     if (NSURLResponse *response = [cached response])
8797         if (NSString *mime = [response MIMEType])
8798             if ([mime isEqualToString:@"text/cache-manifest"]) {
8799                 NSURL *url([response URL]);
8800
8801 #if !ForRelease
8802                 NSLog(@"###: %@", [url absoluteString]);
8803 #endif
8804
8805                 @synchronized (HostConfig_) {
8806                     [CachedURLs_ addObject:url];
8807                 }
8808             }
8809
8810     [super storeCachedResponse:cached forRequest:request];
8811 }
8812
8813 @end
8814
8815 @interface Cydia : UIApplication <
8816     ConfirmationControllerDelegate,
8817     DatabaseDelegate,
8818     CydiaDelegate,
8819     UINavigationControllerDelegate,
8820     UITabBarControllerDelegate
8821 > {
8822     _H<UIWindow> window_;
8823     _H<CYTabBarController> tabbar_;
8824     _H<CydiaLoadingViewController> emulated_;
8825
8826     _H<NSMutableArray> essential_;
8827     _H<NSMutableArray> broken_;
8828
8829     Database *database_;
8830
8831     _H<NSURL> starturl_;
8832
8833     unsigned locked_;
8834     unsigned activity_;
8835
8836     _H<StashController> stash_;
8837
8838     bool loaded_;
8839 }
8840
8841 - (void) loadData;
8842
8843 @end
8844
8845 @implementation Cydia
8846
8847 - (void) beginUpdate {
8848     [tabbar_ beginUpdate];
8849 }
8850
8851 - (BOOL) updating {
8852     return [tabbar_ updating];
8853 }
8854
8855 - (void) _loaded {
8856     if ([broken_ count] != 0) {
8857         int count = [broken_ count];
8858
8859         UIAlertView *alert = [[[UIAlertView alloc]
8860             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8861             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8862             delegate:self
8863             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8864             otherButtonTitles:
8865                 UCLocalize("TEMPORARY_IGNORE"),
8866             nil
8867         ] autorelease];
8868
8869         [alert setContext:@"fixhalf"];
8870         [alert setNumberOfRows:2];
8871         [alert show];
8872     } else if (!Ignored_ && [essential_ count] != 0) {
8873         int count = [essential_ count];
8874
8875         UIAlertView *alert = [[[UIAlertView alloc]
8876             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8877             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8878             delegate:self
8879             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8880             otherButtonTitles:
8881                 UCLocalize("UPGRADE_ESSENTIAL"),
8882                 UCLocalize("COMPLETE_UPGRADE"),
8883             nil
8884         ] autorelease];
8885
8886         [alert setContext:@"upgrade"];
8887         [alert show];
8888     }
8889 }
8890
8891 - (void) returnToCydia {
8892     [self _loaded];
8893 }
8894
8895 - (void) _saveConfig {
8896     _trace();
8897     MetaFile_.Sync();
8898     _trace();
8899
8900     if (Changed_) {
8901         NSString *error(nil);
8902
8903         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8904             _trace();
8905             NSError *error(nil);
8906             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8907                 NSLog(@"failure to save metadata data: %@", error);
8908             _trace();
8909
8910             Changed_ = false;
8911         } else {
8912             NSLog(@"failure to serialize metadata: %@", error);
8913         }
8914     }
8915
8916     WriteSources();
8917 }
8918
8919 // Navigation controller for the queuing badge.
8920 - (UINavigationController *) queueNavigationController {
8921     NSArray *controllers = [tabbar_ viewControllers];
8922     return [controllers objectAtIndex:3];
8923 }
8924
8925 - (void) unloadData {
8926     [tabbar_ unloadData];
8927 }
8928
8929 - (void) _updateData {
8930     [self _saveConfig];
8931     [self unloadData];
8932
8933     UINavigationController *navigation = [self queueNavigationController];
8934
8935     id queuedelegate = nil;
8936     if ([[navigation viewControllers] count] > 0)
8937         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8938
8939     [queuedelegate queueStatusDidChange];
8940     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8941 }
8942
8943 - (void) _refreshIfPossible:(NSDate *)update {
8944     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8945
8946     bool recently = false;
8947     if (update != nil) {
8948         NSTimeInterval interval([update timeIntervalSinceNow]);
8949         if (interval <= 0 && interval > -(15*60))
8950             recently = true;
8951     }
8952
8953     // Don't automatic refresh if:
8954     //  - We already refreshed recently.
8955     //  - We already auto-refreshed this launch.
8956     //  - Auto-refresh is disabled.
8957     if (recently || loaded_ || ManualRefresh) {
8958         // If we are cancelling, we need to make sure it knows it's already loaded.
8959         loaded_ = true;
8960
8961         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8962     } else {
8963         // We are going to load, so remember that.
8964         loaded_ = true;
8965
8966         SCNetworkReachabilityFlags flags; {
8967             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8968             SCNetworkReachabilityGetFlags(reachability, &flags);
8969             CFRelease(reachability);
8970         }
8971
8972         // XXX: this elaborate mess is what Apple is using to determine this? :(
8973         // XXX: do we care if the user has to intervene? maybe that's ok?
8974         bool reachable(
8975             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8976                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8977                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8978                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8979                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8980                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8981             )
8982         );
8983
8984         // If we can reach the server, auto-refresh!
8985         if (reachable)
8986             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8987     }
8988
8989     [pool release];
8990 }
8991
8992 - (void) refreshIfPossible {
8993     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8994 }
8995
8996 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8997 @synchronized (self) {
8998     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8999     [hud setText:UCLocalize("RELOADING_DATA")];
9000
9001     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9002
9003     if (hud != nil)
9004         [self removeProgressHUD:hud];
9005
9006     size_t changes(0);
9007
9008     [essential_ removeAllObjects];
9009     [broken_ removeAllObjects];
9010
9011     NSArray *packages([database_ packages]);
9012     for (Package *package in packages) {
9013         if ([package half])
9014             [broken_ addObject:package];
9015         if ([package upgradableAndEssential:NO]) {
9016             if ([package essential])
9017                 [essential_ addObject:package];
9018             ++changes;
9019         }
9020     }
9021
9022     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9023     if (changes != 0) {
9024         _trace();
9025         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9026         [changesItem setBadgeValue:badge];
9027         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9028         [self setApplicationIconBadgeNumber:changes];
9029     } else {
9030         _trace();
9031         [changesItem setBadgeValue:nil];
9032         [changesItem setAnimatedBadge:NO];
9033         [self setApplicationIconBadgeNumber:0];
9034     }
9035
9036     [self _updateData];
9037 } }
9038
9039 - (void) updateData {
9040     [self _updateData];
9041 }
9042
9043 - (void) update_ {
9044     [database_ update];
9045     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9046 }
9047
9048 - (void) disemulate {
9049     if (emulated_ == nil)
9050         return;
9051
9052     [window_ addSubview:[tabbar_ view]];
9053     [[emulated_ view] removeFromSuperview];
9054     emulated_ = nil;
9055     [window_ setUserInteractionEnabled:YES];
9056 }
9057
9058 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9059     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9060     if (IsWildcat_)
9061         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9062
9063     UIViewController *parent;
9064     if (emulated_ == nil)
9065         parent = tabbar_;
9066     else if (!force)
9067         parent = emulated_;
9068     else {
9069         [self disemulate];
9070         parent = tabbar_;
9071     }
9072
9073     [parent presentModalViewController:navigation animated:YES];
9074 }
9075
9076 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9077     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9078
9079     if (navigation != nil)
9080         [navigation pushViewController:progress animated:YES];
9081     else
9082         [self presentModalViewController:progress force:YES];
9083
9084     [progress invoke:invocation withTitle:title];
9085     return progress;
9086 }
9087
9088 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9089     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9090 }
9091
9092 - (void) repairWithInvocation:(NSInvocation *)invocation {
9093     _trace();
9094     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9095     _trace();
9096 }
9097
9098 - (void) repairWithSelector:(SEL)selector {
9099     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9100 }
9101
9102 - (void) reloadData {
9103     [self reloadDataWithInvocation:nil];
9104     if ([database_ progressDelegate] == nil)
9105         [self _loaded];
9106 }
9107
9108 - (void) syncData {
9109     [self _saveConfig];
9110     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9111 }
9112
9113 - (void) addSource:(NSDictionary *) source {
9114     AddSource(source);
9115 }
9116
9117 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9118     AddSource(href, distribution, sections);
9119 }
9120
9121 - (void) addTrivialSource:(NSString *)href {
9122     AddSource(href, @"./");
9123 }
9124
9125 - (void) updateValues {
9126     Changed_ = true;
9127 }
9128
9129 - (void) resolve {
9130     pkgProblemResolver *resolver = [database_ resolver];
9131
9132     resolver->InstallProtect();
9133     if (!resolver->Resolve(true))
9134         _error->Discard();
9135 }
9136
9137 - (bool) perform {
9138     // XXX: this is a really crappy way of doing this.
9139     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9140     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9141     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9142     if ([tabbar_ updating])
9143         [tabbar_ cancelUpdate];
9144
9145     if (![database_ prepare])
9146         return false;
9147
9148     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9149     [page setDelegate:self];
9150     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9151
9152     if (IsWildcat_)
9153         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9154     [tabbar_ presentModalViewController:confirm_ animated:YES];
9155
9156     return true;
9157 }
9158
9159 - (void) queue {
9160     @synchronized (self) {
9161         [self perform];
9162     }
9163 }
9164
9165 - (void) clearPackage:(Package *)package {
9166     @synchronized (self) {
9167         [package clear];
9168         [self resolve];
9169         [self perform];
9170     }
9171 }
9172
9173 - (void) installPackages:(NSArray *)packages {
9174     @synchronized (self) {
9175         for (Package *package in packages)
9176             [package install];
9177         [self resolve];
9178         [self perform];
9179     }
9180 }
9181
9182 - (void) installPackage:(Package *)package {
9183     @synchronized (self) {
9184         [package install];
9185         [self resolve];
9186         [self perform];
9187     }
9188 }
9189
9190 - (void) removePackage:(Package *)package {
9191     @synchronized (self) {
9192         [package remove];
9193         [self resolve];
9194         [self perform];
9195     }
9196 }
9197
9198 - (void) distUpgrade {
9199     @synchronized (self) {
9200         if (![database_ upgrade])
9201             return;
9202         [self perform];
9203     }
9204 }
9205
9206 - (void) perform_ {
9207     [database_ perform];
9208     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9209 }
9210
9211 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9212     Queuing_ = false;
9213     ++locked_;
9214     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9215     --locked_;
9216     [self refreshIfPossible];
9217 }
9218
9219 - (void) showSettings {
9220     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9221 }
9222
9223 - (void) retainNetworkActivityIndicator {
9224     if (activity_++ == 0)
9225         [self setNetworkActivityIndicatorVisible:YES];
9226
9227 #if TraceLogging
9228     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9229 #endif
9230 }
9231
9232 - (void) releaseNetworkActivityIndicator {
9233     if (--activity_ == 0)
9234         [self setNetworkActivityIndicatorVisible:NO];
9235
9236 #if TraceLogging
9237     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9238 #endif
9239
9240 }
9241
9242 - (void) cancelAndClear:(bool)clear {
9243     @synchronized (self) {
9244         if (clear) {
9245             [database_ clear];
9246             Queuing_ = false;
9247         } else {
9248             Queuing_ = true;
9249         }
9250
9251         [self _updateData];
9252     }
9253 }
9254
9255 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9256     NSString *context([alert context]);
9257
9258     if ([context isEqualToString:@"conffile"]) {
9259         FILE *input = [database_ input];
9260         if (button == [alert cancelButtonIndex])
9261             fprintf(input, "N\n");
9262         else if (button == [alert firstOtherButtonIndex])
9263             fprintf(input, "Y\n");
9264         fflush(input);
9265
9266         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9267     } else if ([context isEqualToString:@"fixhalf"]) {
9268         if (button == [alert cancelButtonIndex]) {
9269             @synchronized (self) {
9270                 for (Package *broken in (id) broken_) {
9271                     [broken remove];
9272
9273                     NSString *id = [broken id];
9274                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9275                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9276                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9277                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9278                 }
9279
9280                 [self resolve];
9281                 [self perform];
9282             }
9283         } else if (button == [alert firstOtherButtonIndex]) {
9284             [broken_ removeAllObjects];
9285             [self _loaded];
9286         }
9287
9288         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9289     } else if ([context isEqualToString:@"upgrade"]) {
9290         if (button == [alert firstOtherButtonIndex]) {
9291             @synchronized (self) {
9292                 for (Package *essential in (id) essential_)
9293                     [essential install];
9294
9295                 [self resolve];
9296                 [self perform];
9297             }
9298         } else if (button == [alert firstOtherButtonIndex] + 1) {
9299             [self distUpgrade];
9300         } else if (button == [alert cancelButtonIndex]) {
9301             Ignored_ = YES;
9302         }
9303
9304         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9305     }
9306 }
9307
9308 - (void) system:(NSString *)command {
9309     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9310
9311     _trace();
9312     system([command UTF8String]);
9313     _trace();
9314
9315     [pool release];
9316 }
9317
9318 - (void) applicationWillSuspend {
9319     [database_ clean];
9320     [super applicationWillSuspend];
9321 }
9322
9323 - (BOOL) isSafeToSuspend {
9324     if (locked_ != 0) {
9325 #if !ForRelease
9326         NSLog(@"isSafeToSuspend: locked_ != 0");
9327 #endif
9328         return false;
9329     }
9330
9331     // Use external process status API internally.
9332     // This is probably a really bad idea.
9333     // XXX: what is the point of this? does this solve anything at all?
9334     uint64_t status = 0;
9335     int notify_token;
9336     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9337         notify_get_state(notify_token, &status);
9338         notify_cancel(notify_token);
9339     }
9340
9341     if (status != 0) {
9342 #if !ForRelease
9343         NSLog(@"isSafeToSuspend: status != 0");
9344 #endif
9345         return false;
9346     }
9347
9348 #if !ForRelease
9349     NSLog(@"isSafeToSuspend: -> true");
9350 #endif
9351     return true;
9352 }
9353
9354 - (void) applicationSuspend:(__GSEvent *)event {
9355     if ([self isSafeToSuspend])
9356         [super applicationSuspend:event];
9357 }
9358
9359 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9360     if ([self isSafeToSuspend])
9361         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9362 }
9363
9364 - (void) _setSuspended:(BOOL)value {
9365     if ([self isSafeToSuspend])
9366         [super _setSuspended:value];
9367 }
9368
9369 - (UIProgressHUD *) addProgressHUD {
9370     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9371     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9372
9373     [window_ setUserInteractionEnabled:NO];
9374
9375     UIViewController *target(tabbar_);
9376     if (UIViewController *modal = [target modalViewController])
9377         target = modal;
9378
9379     UIView *view([target view]);
9380     [view addSubview:hud];
9381
9382     [hud show:YES];
9383
9384     ++locked_;
9385     return hud;
9386 }
9387
9388 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9389     --locked_;
9390     [hud show:NO];
9391     [hud removeFromSuperview];
9392     [window_ setUserInteractionEnabled:YES];
9393 }
9394
9395 - (CyteViewController *) pageForPackage:(NSString *)name {
9396     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9397 }
9398
9399 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9400     NSString *scheme([[url scheme] lowercaseString]);
9401     if ([[url absoluteString] length] <= [scheme length] + 3)
9402         return nil;
9403     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9404     NSArray *components([path pathComponents]);
9405
9406     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9407         return [self pageForPackage:[components objectAtIndex:1]];
9408
9409     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9410         return nil;
9411
9412     NSString *base([components objectAtIndex:0]);
9413
9414     CyteViewController *controller = nil;
9415
9416     if ([base isEqualToString:@"url"]) {
9417         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9418         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9419         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9420     } else if (!external && [components count] == 1) {
9421         if ([base isEqualToString:@"manage"]) {
9422             controller = [[[ManageController alloc] init] autorelease];
9423         }
9424
9425         if ([base isEqualToString:@"sources"]) {
9426             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9427         }
9428
9429         if ([base isEqualToString:@"home"]) {
9430             controller = [[[HomeController alloc] init] autorelease];
9431         }
9432
9433         if ([base isEqualToString:@"sections"]) {
9434             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9435         }
9436
9437         if ([base isEqualToString:@"search"]) {
9438             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9439         }
9440
9441         if ([base isEqualToString:@"changes"]) {
9442             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9443         }
9444
9445         if ([base isEqualToString:@"installed"]) {
9446             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9447         }
9448     } else if ([components count] == 2) {
9449         NSString *argument = [components objectAtIndex:1];
9450
9451         if ([base isEqualToString:@"package"]) {
9452             controller = [self pageForPackage:argument];
9453         }
9454
9455         if (!external && [base isEqualToString:@"search"]) {
9456             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9457         }
9458
9459         if (!external && [base isEqualToString:@"sections"]) {
9460             if ([argument isEqualToString:@"all"])
9461                 argument = nil;
9462             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9463         }
9464
9465         if (!external && [base isEqualToString:@"sources"]) {
9466             if ([argument isEqualToString:@"add"]) {
9467                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9468                 [(SourcesController *)controller showAddSourcePrompt];
9469             } else {
9470                 Source *source = [database_ sourceWithKey:argument];
9471                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9472             }
9473         }
9474
9475         if (!external && [base isEqualToString:@"launch"]) {
9476             [self launchApplicationWithIdentifier:argument suspended:NO];
9477             return nil;
9478         }
9479     } else if (!external && [components count] == 3) {
9480         NSString *arg1 = [components objectAtIndex:1];
9481         NSString *arg2 = [components objectAtIndex:2];
9482
9483         if ([base isEqualToString:@"package"]) {
9484             if ([arg2 isEqualToString:@"settings"]) {
9485                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9486             } else if ([arg2 isEqualToString:@"files"]) {
9487                 if (Package *package = [database_ packageWithName:arg1]) {
9488                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9489                     [(FileTable *)controller setPackage:package];
9490                 }
9491             }
9492         }
9493     }
9494
9495     [controller setDelegate:self];
9496     return controller;
9497 }
9498
9499 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9500     CyteViewController *page([self pageForURL:url forExternal:external]);
9501
9502     if (page != nil) {
9503         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9504         [nav setViewControllers:[NSArray arrayWithObject:page]];
9505         [tabbar_ setUnselectedViewController:nav];
9506     }
9507
9508     return page != nil;
9509 }
9510
9511 - (void) applicationOpenURL:(NSURL *)url {
9512     [super applicationOpenURL:url];
9513
9514     if (!loaded_)
9515         starturl_ = url;
9516     else
9517         [self openCydiaURL:url forExternal:YES];
9518 }
9519
9520 - (void) applicationWillResignActive:(UIApplication *)application {
9521     // Stop refreshing if you get a phone call or lock the device.
9522     if ([tabbar_ updating])
9523         [tabbar_ cancelUpdate];
9524
9525     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9526         [super applicationWillResignActive:application];
9527 }
9528
9529 - (void) saveState {
9530     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9531     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9532     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9533     Changed_ = true;
9534
9535     [self _saveConfig];
9536 }
9537
9538 - (void) applicationWillTerminate:(UIApplication *)application {
9539     [self saveState];
9540 }
9541
9542 - (void) setConfigurationData:(NSString *)data {
9543     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9544
9545     if (!conffile_r(data)) {
9546         lprintf("E:invalid conffile\n");
9547         return;
9548     }
9549
9550     NSString *ofile = conffile_r[1];
9551     //NSString *nfile = conffile_r[2];
9552
9553     UIAlertView *alert = [[[UIAlertView alloc]
9554         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9555         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9556         delegate:self
9557         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9558         otherButtonTitles:
9559             UCLocalize("ACCEPT_NEW_COPY"),
9560             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9561         nil
9562     ] autorelease];
9563
9564     [alert setContext:@"conffile"];
9565     [alert setNumberOfRows:2];
9566     [alert show];
9567 }
9568
9569 - (void) addStashController {
9570     ++locked_;
9571     stash_ = [[[StashController alloc] init] autorelease];
9572     [window_ addSubview:[stash_ view]];
9573 }
9574
9575 - (void) removeStashController {
9576     [[stash_ view] removeFromSuperview];
9577     stash_ = nil;
9578     --locked_;
9579 }
9580
9581 - (void) stash {
9582     [self setIdleTimerDisabled:YES];
9583
9584     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9585     UpdateExternalStatus(1);
9586     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9587     UpdateExternalStatus(0);
9588
9589     [self removeStashController];
9590
9591     if (ExecFork() == 0) {
9592         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9593         perror("launchctl stop");
9594     }
9595 }
9596
9597 - (void) setupViewControllers {
9598     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9599
9600     NSMutableArray *items([NSMutableArray arrayWithObjects:
9601         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9602         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9603         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9604         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9605     nil]);
9606
9607     if (IsWildcat_) {
9608         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9609         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9610     } else {
9611         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9612     }
9613
9614     NSMutableArray *controllers([NSMutableArray array]);
9615     for (UITabBarItem *item in items) {
9616         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9617         [controller setTabBarItem:item];
9618         [controllers addObject:controller];
9619     }
9620     [tabbar_ setViewControllers:controllers];
9621
9622     [tabbar_ setUpdateDelegate:self];
9623 }
9624
9625 - (void) applicationDidFinishLaunching:(id)unused {
9626 _trace();
9627     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9628         [self setApplicationSupportsShakeToEdit:NO];
9629
9630     @synchronized (HostConfig_) {
9631         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9632     }
9633
9634     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9635         initWithMemoryCapacity:524288
9636         diskCapacity:10485760
9637         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9638     ] autorelease]];
9639
9640     [CydiaWebViewController _initialize];
9641
9642     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9643
9644     // this would disallow http{,s} URLs from accessing this data
9645     //[WebView registerURLSchemeAsLocal:@"cydia"];
9646
9647     Font12_ = [UIFont systemFontOfSize:12];
9648     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9649     Font14_ = [UIFont systemFontOfSize:14];
9650     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9651     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9652
9653     essential_ = [NSMutableArray arrayWithCapacity:4];
9654     broken_ = [NSMutableArray arrayWithCapacity:4];
9655
9656     // XXX: I really need this thing... like, seriously... I'm sorry
9657     [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9658
9659     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9660     [window_ orderFront:self];
9661     [window_ makeKey:self];
9662     [window_ setHidden:NO];
9663
9664     if (
9665         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9666         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9667         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9668         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9669         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9670         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9671         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9672         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9673         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9674         false
9675     ) {
9676         [self addStashController];
9677         // XXX: this would be much cleaner as a yieldToSelector:
9678         // that way the removeStashController could happen right here inline
9679         // we also could no longer require the useless stash_ field anymore
9680         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9681         return;
9682     }
9683
9684     database_ = [Database sharedInstance];
9685     [database_ setDelegate:self];
9686
9687     [window_ setUserInteractionEnabled:NO];
9688     [self setupViewControllers];
9689
9690     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9691     [window_ addSubview:[emulated_ view]];
9692
9693     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9694 _trace();
9695 }
9696
9697 - (NSArray *) defaultStartPages {
9698     NSMutableArray *standard = [NSMutableArray array];
9699     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9700     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9701     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9702     if (!IsWildcat_) {
9703         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9704     } else {
9705         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9706         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9707     }
9708     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9709     return standard;
9710 }
9711
9712 - (void) loadData {
9713 _trace();
9714     if (Role_ == nil) {
9715         [window_ setUserInteractionEnabled:YES];
9716         [self showSettings];
9717         return;
9718     } else {
9719         if ([emulated_ modalViewController] != nil)
9720             [emulated_ dismissModalViewControllerAnimated:YES];
9721         [window_ setUserInteractionEnabled:NO];
9722     }
9723
9724     [self reloadDataWithInvocation:nil];
9725     [self refreshIfPossible];
9726     PrintTimes();
9727
9728     [self disemulate];
9729
9730     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9731     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9732     int standardIndex = 0;
9733     NSArray *standard = [self defaultStartPages];
9734
9735     BOOL valid = YES;
9736
9737     if (saved == nil)
9738         valid = NO;
9739
9740     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9741     if (valid && closed != nil) {
9742         NSTimeInterval interval([closed timeIntervalSinceNow]);
9743         // XXX: Is 15 minutes the optimal time here?
9744         if (interval > 0 && interval <= -(15*60))
9745             valid = NO;
9746     }
9747
9748     if (valid && [saved count] != [standard count])
9749         valid = NO;
9750
9751     if (valid) {
9752         for (unsigned int i = 0; i < [standard count]; i++) {
9753             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9754             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9755             //      but it's good enough for now.
9756             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9757                 valid = NO;
9758                 break;
9759             }
9760         }
9761     }
9762
9763     NSArray *items = nil;
9764     if (valid) {
9765         [tabbar_ setSelectedIndex:savedIndex];
9766         items = saved;
9767     } else {
9768         [tabbar_ setSelectedIndex:standardIndex];
9769         items = standard;
9770     }
9771
9772     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9773         NSArray *stack = [items objectAtIndex:tab];
9774         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9775         NSMutableArray *current = [NSMutableArray array];
9776
9777         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9778             NSString *addr = [stack objectAtIndex:nav];
9779             NSURL *url = [NSURL URLWithString:addr];
9780             CyteViewController *page = [self pageForURL:url forExternal:NO];
9781             if (page != nil)
9782                 [current addObject:page];
9783         }
9784
9785         [navigation setViewControllers:current];
9786     }
9787
9788     // (Try to) show the startup URL.
9789     if (starturl_ != nil) {
9790         [self openCydiaURL:starturl_ forExternal:NO];
9791         starturl_ = nil;
9792     }
9793 }
9794
9795 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9796     if (item != nil && IsWildcat_) {
9797         [sheet showFromBarButtonItem:item animated:YES];
9798     } else {
9799         [sheet showInView:window_];
9800     }
9801 }
9802
9803 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9804     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9805     [progress setTitle:task];
9806     [progress addProgressEvent:event];
9807 }
9808
9809 - (void) addProgressEventForTask:(NSArray *)data {
9810     CydiaProgressEvent *event([data objectAtIndex:0]);
9811     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9812     [self addProgressEvent:event forTask:task];
9813 }
9814
9815 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9816     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9817 }
9818
9819 @end
9820
9821 /*IMP alloc_;
9822 id Alloc_(id self, SEL selector) {
9823     id object = alloc_(self, selector);
9824     lprintf("[%s]A-%p\n", self->isa->name, object);
9825     return object;
9826 }*/
9827
9828 /*IMP dealloc_;
9829 id Dealloc_(id self, SEL selector) {
9830     id object = dealloc_(self, selector);
9831     lprintf("[%s]D-%p\n", self->isa->name, object);
9832     return object;
9833 }*/
9834
9835 Class $WebDefaultUIKitDelegate;
9836
9837 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9838     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9839         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9840     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9841 }
9842
9843 static NSSet *MobilizedFiles_;
9844
9845 static NSURL *MobilizeURL(NSURL *url) {
9846     NSString *path([url path]);
9847     if ([path hasPrefix:@"/var/root/"]) {
9848         NSString *file([path substringFromIndex:10]);
9849         if ([MobilizedFiles_ containsObject:file])
9850             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9851     }
9852
9853     return url;
9854 }
9855
9856 Class $CFXPreferencesPropertyListSource;
9857 @class CFXPreferencesPropertyListSource;
9858
9859 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9860     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9861     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9862     url = MobilizeURL(url);
9863     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9864     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9865     url = old;
9866     [pool release];
9867     return value;
9868 }
9869
9870 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9871     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9872     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9873     url = MobilizeURL(url);
9874     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9875     //NSLog(@"%@ %@", [url absoluteString], value);
9876     url = old;
9877     [pool release];
9878     return value;
9879 }
9880
9881 Class $NSURLConnection;
9882
9883 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9884     NSMutableURLRequest *copy([request mutableCopy]);
9885
9886     NSURL *url([copy URL]);
9887
9888     NSString *href([url absoluteString]);
9889     NSString *host([url host]);
9890     NSString *scheme([[url scheme] lowercaseString]);
9891
9892     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9893
9894     @synchronized (HostConfig_) {
9895         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9896             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9897                 [copy setHTTPShouldUsePipelining:YES];
9898
9899         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9900             if ([control isEqualToString:@"max-age=0"])
9901                 if ([CachedURLs_ containsObject:href]) {
9902 #if !ForRelease
9903                     NSLog(@"~~~: %@", href);
9904 #endif
9905
9906                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9907
9908                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9909                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9910                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9911                 }
9912     }
9913
9914     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9915     } return self;
9916 }
9917
9918 int main(int argc, char *argv[]) {
9919     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9920
9921     _trace();
9922
9923     UpdateExternalStatus(0);
9924
9925     if (Class $UIDevice = objc_getClass("UIDevice")) {
9926         UIDevice *device([$UIDevice currentDevice]);
9927         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9928     } else
9929         IsWildcat_ = false;
9930
9931     UIScreen *screen([UIScreen mainScreen]);
9932     if ([screen respondsToSelector:@selector(scale)])
9933         ScreenScale_ = [screen scale];
9934     else
9935         ScreenScale_ = 1;
9936
9937     UIDevice *device([UIDevice currentDevice]);
9938     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9939         Idiom_ = @"iphone";
9940     else {
9941         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9942         if (idiom == UIUserInterfaceIdiomPhone)
9943             Idiom_ = @"iphone";
9944         else if (idiom == UIUserInterfaceIdiomPad)
9945             Idiom_ = @"ipad";
9946         else
9947             NSLog(@"unknown UIUserInterfaceIdiom!");
9948     }
9949
9950     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
9951
9952     HostConfig_ = [[[NSObject alloc] init] autorelease];
9953     @synchronized (HostConfig_) {
9954         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
9955         TokenHosts_ = [NSMutableSet setWithCapacity:4];
9956         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
9957         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
9958         CachedURLs_ = [NSMutableSet setWithCapacity:32];
9959     }
9960
9961     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9962
9963     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9964
9965     MobilizedFiles_ = [NSMutableSet setWithObjects:
9966         @"Library/Preferences/com.apple.Accessibility.plist",
9967         @"Library/Preferences/com.apple.preferences.sounds.plist",
9968     nil];
9969
9970     /* Library Hacks {{{ */
9971     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9972
9973     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
9974
9975     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
9976     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
9977         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9978         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9979     }
9980
9981     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
9982     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
9983         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
9984         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
9985     }
9986
9987     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9988     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9989     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9990         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9991         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9992     }
9993
9994     $NSURLConnection = objc_getClass("NSURLConnection");
9995     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
9996     if (NSURLConnection$init$ != NULL) {
9997         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
9998         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
9999     }
10000     /* }}} */
10001     /* Set Locale {{{ */
10002     Locale_ = CFLocaleCopyCurrent();
10003     Languages_ = [NSLocale preferredLanguages];
10004
10005     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10006     //NSLog(@"%@", [Languages_ description]);
10007
10008     const char *lang;
10009     if (Locale_ != NULL)
10010         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10011     else if (Languages_ != nil && [Languages_ count] != 0)
10012         lang = [[Languages_ objectAtIndex:0] UTF8String];
10013     else
10014         // XXX: consider just setting to C and then falling through?
10015         lang = NULL;
10016
10017     if (lang != NULL) {
10018         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10019         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10020     }
10021
10022     NSLog(@"Setting Language: %s", lang);
10023
10024     if (lang != NULL) {
10025         setenv("LANG", lang, true);
10026         std::setlocale(LC_ALL, lang);
10027     }
10028     /* }}} */
10029
10030     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10031
10032     /* Parse Arguments {{{ */
10033     bool substrate(false);
10034
10035     if (argc != 0) {
10036         char **args(argv);
10037         int arge(1);
10038
10039         for (int argi(1); argi != argc; ++argi)
10040             if (strcmp(argv[argi], "--") == 0) {
10041                 arge = argi;
10042                 argv[argi] = argv[0];
10043                 argv += argi;
10044                 argc -= argi;
10045                 break;
10046             }
10047
10048         for (int argi(1); argi != arge; ++argi)
10049             if (strcmp(args[argi], "--substrate") == 0)
10050                 substrate = true;
10051             else
10052                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10053     }
10054     /* }}} */
10055
10056     App_ = [[NSBundle mainBundle] bundlePath];
10057     Advanced_ = YES;
10058
10059     setuid(0);
10060     setgid(0);
10061
10062     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10063     alloc_ = alloc->method_imp;
10064     alloc->method_imp = (IMP) &Alloc_;*/
10065
10066     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10067     dealloc_ = dealloc->method_imp;
10068     dealloc->method_imp = (IMP) &Dealloc_;*/
10069
10070     /* System Information {{{ */
10071     size_t size;
10072
10073     int maxproc;
10074     size = sizeof(maxproc);
10075     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10076         perror("sysctlbyname(\"kern.maxproc\", ?)");
10077     else if (maxproc < 64) {
10078         maxproc = 64;
10079         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10080             perror("sysctlbyname(\"kern.maxproc\", #)");
10081     }
10082
10083     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10084     char *osversion = new char[size];
10085     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10086         perror("sysctlbyname(\"kern.osversion\", ?)");
10087     else
10088         System_ = [NSString stringWithUTF8String:osversion];
10089
10090     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10091     char *machine = new char[size];
10092     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10093         perror("sysctlbyname(\"hw.machine\", ?)");
10094     else
10095         Machine_ = machine;
10096
10097     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10098     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10099     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10100
10101     UniqueID_ = [device uniqueIdentifier];
10102
10103     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10104     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10105     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10106
10107     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10108     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10109     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10110
10111     if (mcc != NULL && mnc != NULL)
10112         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10113
10114     if (mnc != NULL)
10115         CFRelease(mnc);
10116     if (mcc != NULL)
10117         CFRelease(mcc);
10118
10119     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10120         Build_ = [system objectForKey:@"ProductBuildVersion"];
10121     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10122         Product_ = [info objectForKey:@"SafariProductVersion"];
10123         Safari_ = [info objectForKey:@"CFBundleVersion"];
10124     }
10125     /* }}} */
10126     /* Load Database {{{ */
10127     _trace();
10128     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10129     _trace();
10130     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10131
10132     if (Metadata_ == NULL)
10133         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10134     else {
10135         Settings_ = [Metadata_ objectForKey:@"Settings"];
10136
10137         Packages_ = [Metadata_ objectForKey:@"Packages"];
10138
10139         Values_ = [Metadata_ objectForKey:@"Values"];
10140         Sections_ = [Metadata_ objectForKey:@"Sections"];
10141         Sources_ = [Metadata_ objectForKey:@"Sources"];
10142
10143         Token_ = [Metadata_ objectForKey:@"Token"];
10144
10145         Version_ = [Metadata_ objectForKey:@"Version"];
10146
10147         @synchronized (HostConfig_) {
10148             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10149         }
10150     }
10151
10152     if (Settings_ != nil)
10153         Role_ = [Settings_ objectForKey:@"Role"];
10154
10155     if (Values_ == nil) {
10156         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10157         [Metadata_ setObject:Values_ forKey:@"Values"];
10158     }
10159
10160     if (Sections_ == nil) {
10161         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10162         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10163     }
10164
10165     if (Sources_ == nil) {
10166         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10167         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10168     }
10169
10170     if (Version_ == nil) {
10171         Version_ = [NSNumber numberWithUnsignedInt:0];
10172         [Metadata_ setObject:Version_ forKey:@"Version"];
10173     }
10174
10175     @synchronized (HostConfig_) {
10176         if (CydiaSource_ == nil) {
10177             CydiaSource_ = @"apt.saurik.com";
10178             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10179         }
10180     }
10181
10182     if ([Version_ unsignedIntValue] == 0) {
10183         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10184         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10185         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10186         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10187
10188         Version_ = [NSNumber numberWithUnsignedInt:1];
10189         [Metadata_ setObject:Version_ forKey:@"Version"];
10190
10191         Changed_ = true;
10192     }
10193     /* }}} */
10194
10195     WriteSources();
10196
10197     _trace();
10198     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10199     _trace();
10200
10201     if (Packages_ != nil) {
10202         bool fail(false);
10203         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10204         _trace();
10205
10206         if (!fail) {
10207             [Metadata_ removeObjectForKey:@"Packages"];
10208             Packages_ = nil;
10209             Changed_ = true;
10210         }
10211     }
10212
10213     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10214
10215 #define MobileSubstrate_(name) \
10216     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10217         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10218         if (handle == NULL) \
10219             NSLog(@"%s", dlerror()); \
10220     }
10221
10222     MobileSubstrate_(Activator)
10223     MobileSubstrate_(libstatusbar)
10224     MobileSubstrate_(SimulatedKeyEvents)
10225     MobileSubstrate_(WinterBoard)
10226
10227     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10228         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10229
10230     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10231
10232     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10233         unlink("/tmp/.cydia.fw");
10234         goto firmware;
10235     } else if (access("/User", F_OK) != 0 || version < 4) {
10236       firmware:
10237         _trace();
10238         system("/usr/libexec/cydia/firmware.sh");
10239         _trace();
10240     }
10241
10242     _assert([[NSFileManager defaultManager]
10243         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10244         withIntermediateDirectories:YES
10245         attributes:nil
10246         error:NULL
10247     ]);
10248
10249     if (access("/tmp/cydia.chk", F_OK) == 0) {
10250         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10251             _assert(errno == ENOENT);
10252         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10253             _assert(errno == ENOENT);
10254     }
10255
10256     /* APT Initialization {{{ */
10257     _assert(pkgInitConfig(*_config));
10258     _assert(pkgInitSystem(*_config, _system));
10259
10260     if (lang != NULL)
10261         _config->Set("APT::Acquire::Translation", lang);
10262
10263     // XXX: this timeout might be important :(
10264     //_config->Set("Acquire::http::Timeout", 15);
10265
10266     _config->Set("Acquire::http::MaxParallel", 3);
10267     /* }}} */
10268     /* Color Choices {{{ */
10269     space_ = CGColorSpaceCreateDeviceRGB();
10270
10271     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10272     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10273     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10274     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10275     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10276     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10277     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10278     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10279     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10280
10281     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10282     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10283     /* }}}*/
10284     /* UIKit Configuration {{{ */
10285     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10286     if ($GSFontSetUseLegacyFontMetrics != NULL)
10287         $GSFontSetUseLegacyFontMetrics(YES);
10288
10289     // XXX: I have a feeling this was important
10290     //UIKeyboardDisableAutomaticAppearance();
10291     /* }}} */
10292
10293     Colon_ = UCLocalize("COLON_DELIMITED");
10294     Elision_ = UCLocalize("ELISION");
10295     Error_ = UCLocalize("ERROR");
10296     Warning_ = UCLocalize("WARNING");
10297
10298     _trace();
10299     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10300
10301     CGColorSpaceRelease(space_);
10302     CFRelease(Locale_);
10303
10304     [pool release];
10305     return value;
10306 }