MobileCydia.mm

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