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