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 "CyteKit/PerlCompatibleRegEx.hpp"
 124 #include "CyteKit/WebScriptObject-Cyte.h"
 125 #include "CyteKit/WebViewController.h"
 126 #include "CyteKit/stringWithUTF8Bytes.h"
 127
 128 #include "Menes/Menes.h"
 129
 130 #include "SDURLCache/SDURLCache.h"
 131
 132 #include <CydiaSubstrate/CydiaSubstrate.h>
 133 /* }}} */
 134
 135 /* Profiler {{{ */
 136 struct timeval _ltv;
 137 bool _itv;
 138
 139 #define _timestamp ({ \
 140     struct timeval tv; \
 141     gettimeofday(&tv, NULL); \
 142     tv.tv_sec * 1000000 + tv.tv_usec; \
 143 })
 144
 145 typedef std::vector<class ProfileTime *> TimeList;
 146 TimeList times_;
 147
 148 class ProfileTime {
 149   private:
 150     const char *name_;
 151     uint64_t total_;
 152     uint64_t count_;
 153
 154   public:
 155     ProfileTime(const char *name) :
 156         name_(name),
 157         total_(0)
 158     {
 159         times_.push_back(this);
 160     }
 161
 162     void AddTime(uint64_t time) {
 163         total_ += time;
 164         ++count_;
 165     }
 166
 167     void Print() {
 168         if (total_ != 0)
 169             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 170         total_ = 0;
 171         count_ = 0;
 172     }
 173 };
 174
 175 class ProfileTimer {
 176   private:
 177     ProfileTime &time_;
 178     uint64_t start_;
 179
 180   public:
 181     ProfileTimer(ProfileTime &time) :
 182         time_(time),
 183         start_(_timestamp)
 184     {
 185     }
 186
 187     ~ProfileTimer() {
 188         time_.AddTime(_timestamp - start_);
 189     }
 190 };
 191
 192 void PrintTimes() {
 193     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 194         (*i)->Print();
 195     std::cerr << "========" << std::endl;
 196 }
 197
 198 #define _profile(name) { \
 199     static ProfileTime name(#name); \
 200     ProfileTimer _ ## name(name);
 201
 202 #define _end }
 203 /* }}} */
 204
 205 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 206
 207 #define CYPoolStart() \
 208     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 209     do
 210 #define CYPoolEnd() \
 211     while (false); \
 212     [_pool release];
 213
 214 #define Cydia_ CYDIA_VERSION
 215
 216 #define lprintf(args...) fprintf(stderr, args)
 217
 218 #define ForRelease 1
 219 #define TraceLogging (1 && !ForRelease)
 220 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 221 #define ProfileTimes (0 && !ForRelease)
 222 #define ForSaurik (0 && !ForRelease)
 223 #define LogBrowser (0 && !ForRelease)
 224 #define TrackResize (0 && !ForRelease)
 225 #define ManualRefresh (1 && !ForRelease)
 226 #define ShowInternals (0 && !ForRelease)
 227 #define AlwaysReload (0 && !ForRelease)
 228 #define TryIndexedCollation (0 && !ForRelease)
 229
 230 #if !TraceLogging
 231 #undef _trace
 232 #define _trace(args...)
 233 #endif
 234
 235 #if !ProfileTimes
 236 #undef _profile
 237 #define _profile(name) {
 238 #undef _end
 239 #define _end }
 240 #define PrintTimes() do {} while (false)
 241 #endif
 242
 243 // Hash Functions/Structures {{{
 244 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 245
 246 union SplitHash {
 247     uint32_t u32;
 248     uint16_t u16[2];
 249 };
 250 // }}}
 251
 252 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 253
 254 static _finline NSString *CydiaURL(NSString *path) {
 255     char page[26];
 256     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 257     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 258     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 259     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 260     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 261     page[25] = '\0';
 262     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 263 }
 264
 265 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 266     int notify_token;
 267     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 268         notify_set_state(notify_token, newStatus);
 269         notify_cancel(notify_token);
 270     }
 271     notify_post("com.saurik.Cydia.status");
 272 }
 273
 274 /* NSForcedOrderingSearch doesn't work on the iPhone */
 275 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 276 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 277 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 278
 279 /* Radix Sort {{{ */
 280 typedef uint32_t (*SKRadixFunction)(id, void *);
 281
 282 @interface NSMutableArray (Radix)
 283 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 284 @end
 285
 286 struct RadixItem_ {
 287     size_t index;
 288     uint32_t key;
 289 };
 290
 291 @implementation NSMutableArray (Radix)
 292
 293 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 294     size_t count([self count]);
 295     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 296
 297     for (size_t i(0); i != count; ++i) {
 298         RadixItem_ &item(swap[i]);
 299         item.index = i;
 300
 301         id object([self objectAtIndex:i]);
 302         item.key = function(object, argument);
 303     }
 304
 305     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 306
 307     static const size_t width = 32;
 308     static const size_t bits = 11;
 309     static const size_t slots = 1 << bits;
 310     static const size_t passes = (width + (bits - 1)) / bits;
 311
 312     size_t *hist(new size_t[slots]);
 313
 314     for (size_t pass(0); pass != passes; ++pass) {
 315         memset(hist, 0, sizeof(size_t) * slots);
 316
 317         for (size_t i(0); i != count; ++i) {
 318             uint32_t key(lhs[i].key);
 319             key >>= pass * bits;
 320             key &= _not(uint32_t) >> width - bits;
 321             ++hist[key];
 322         }
 323
 324         size_t offset(0);
 325         for (size_t i(0); i != slots; ++i) {
 326             size_t local(offset);
 327             offset += hist[i];
 328             hist[i] = local;
 329         }
 330
 331         for (size_t i(0); i != count; ++i) {
 332             uint32_t key(lhs[i].key);
 333             key >>= pass * bits;
 334             key &= _not(uint32_t) >> width - bits;
 335             rhs[hist[key]++] = lhs[i];
 336         }
 337
 338         RadixItem_ *tmp(lhs);
 339         lhs = rhs;
 340         rhs = tmp;
 341     }
 342
 343     delete [] hist;
 344
 345     const void **values(new const void *[count]);
 346     for (size_t i(0); i != count; ++i)
 347         values[i] = [self objectAtIndex:lhs[i].index];
 348     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 349     delete [] values;
 350
 351     delete [] swap;
 352 }
 353
 354 @end
 355 /* }}} */
 356 /* Insertion Sort {{{ */
 357
 358 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 359     const char *ptr = (const char *)list;
 360     while (0 < count) {
 361         CFIndex half = count / 2;
 362         const char *probe = ptr + elementSize * half;
 363         CFComparisonResult cr = comparator(element, probe, context);
 364     if (0 == cr) return (probe - (const char *)list) / elementSize;
 365         ptr = (cr < 0) ? ptr : probe + elementSize;
 366         count = (cr < 0) ? half : (half + (count & 1) - 1);
 367     }
 368     return (ptr - (const char *)list) / elementSize;
 369 }
 370
 371 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 372     const char *ptr = (const char *)list;
 373     while (0 < count) {
 374         CFIndex half = count / 2;
 375         const char *probe = ptr + elementSize * half;
 376         CFComparisonResult cr = comparator(element, probe, context);
 377     if (0 == cr) return (probe - (const char *)list) / elementSize;
 378         ptr = (cr < 0) ? ptr : probe + elementSize;
 379         count = (cr < 0) ? half : (half + (count & 1) - 1);
 380     }
 381     return (ptr - (const char *)list) / elementSize;
 382 }
 383
 384 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 385     if (range.length == 0)
 386         return;
 387     const void **values(new const void *[range.length]);
 388     CFArrayGetValues(array, range, values);
 389
 390 #if HistogramInsertionSort > 0
 391     uint32_t total(0), *offsets(new uint32_t[range.length]);
 392 #endif
 393
 394     for (CFIndex index(1); index != range.length; ++index) {
 395         const void *value(values[index]);
 396         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 397         CFIndex correct(index);
 398         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 399 #if HistogramInsertionSort > 1
 400             NSLog(@"%@ < %@", value, values[correct - 1]);
 401 #endif
 402             if (--correct == 0)
 403                 break;
 404         }
 405         if (correct != index) {
 406             size_t offset(index - correct);
 407 #if HistogramInsertionSort
 408             total += offset;
 409             ++offsets[offset];
 410             if (offset > 10)
 411                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 412 #endif
 413             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 414             values[correct] = value;
 415         }
 416     }
 417
 418     CFArrayReplaceValues(array, range, values, range.length);
 419     delete [] values;
 420
 421 #if HistogramInsertionSort > 0
 422     for (CFIndex index(0); index != range.length; ++index)
 423         if (offsets[index] != 0)
 424             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 425     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 426     delete [] offsets;
 427 #endif
 428 }
 429
 430 /* }}} */
 431
 432 /* Apple Bug Fixes {{{ */
 433 @implementation UIWebDocumentView (Cydia)
 434
 435 - (void) _setScrollerOffset:(CGPoint)offset {
 436     UIScroller *scroller([self _scroller]);
 437
 438     CGSize size([scroller contentSize]);
 439     CGSize bounds([scroller bounds].size);
 440
 441     CGPoint max;
 442     max.x = size.width - bounds.width;
 443     max.y = size.height - bounds.height;
 444
 445     // wtf Apple?!
 446     if (max.x < 0)
 447         max.x = 0;
 448     if (max.y < 0)
 449         max.y = 0;
 450
 451     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 452     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 453
 454     [scroller setOffset:offset];
 455 }
 456
 457 @end
 458 /* }}} */
 459
 460 @interface NSInvocation (Cydia)
 461 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 462 @end
 463
 464 @implementation NSInvocation (Cydia)
 465
 466 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 467     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 468     [invocation setTarget:target];
 469     [invocation setSelector:selector];
 470     return invocation;
 471 }
 472
 473 @end
 474
 475 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 476     size_t length([self length] - state->state);
 477     if (length <= 0)
 478         return 0;
 479     else if (length > count)
 480         length = count;
 481     for (size_t i(0); i != length; ++i)
 482         objects[i] = [self item:state->state++];
 483     state->itemsPtr = objects;
 484     state->mutationsPtr = (unsigned long *) self;
 485     return length;
 486 }
 487
 488 /* Cydia NSString Additions {{{ */
 489 @interface NSString (Cydia)
 490 - (NSComparisonResult) compareByPath:(NSString *)other;
 491 - (NSString *) stringByCachingURLWithCurrentCDN;
 492 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 493 @end
 494
 495 @implementation NSString (Cydia)
 496
 497 - (NSComparisonResult) compareByPath:(NSString *)other {
 498     NSString *prefix = [self commonPrefixWithString:other options:0];
 499     size_t length = [prefix length];
 500
 501     NSRange lrange = NSMakeRange(length, [self length] - length);
 502     NSRange rrange = NSMakeRange(length, [other length] - length);
 503
 504     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 505     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 506
 507     NSComparisonResult value;
 508
 509     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 510         value = NSOrderedSame;
 511     else if (lrange.location == NSNotFound)
 512         value = NSOrderedAscending;
 513     else if (rrange.location == NSNotFound)
 514         value = NSOrderedDescending;
 515     else
 516         value = NSOrderedSame;
 517
 518     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 519         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 520     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 521         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 522
 523     NSComparisonResult result = [lpath compare:rpath];
 524     return result == NSOrderedSame ? value : result;
 525 }
 526
 527 - (NSString *) stringByCachingURLWithCurrentCDN {
 528     return [self
 529         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 530         withString:@"://cache.cydia.saurik.com/"
 531     ];
 532 }
 533
 534 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 535     return [(id)CFURLCreateStringByAddingPercentEscapes(
 536         kCFAllocatorDefault,
 537         (CFStringRef) self,
 538         NULL,
 539         CFSTR(";/?:@&=+$,"),
 540         kCFStringEncodingUTF8
 541     ) autorelease];
 542 }
 543
 544 @end
 545 /* }}} */
 546
 547 /* C++ NSString Wrapper Cache {{{ */
 548 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 549     return size == 0 ? NULL :
 550         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 551         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 552 }
 553
 554 static _finline CFStringRef CYStringCreate(const char *data) {
 555     return CYStringCreate(data, strlen(data));
 556 }
 557
 558 class CYString {
 559   private:
 560     char *data_;
 561     size_t size_;
 562     CFStringRef cache_;
 563
 564     _finline void clear_() {
 565         if (cache_ != NULL) {
 566             CFRelease(cache_);
 567             cache_ = NULL;
 568         }
 569     }
 570
 571   public:
 572     _finline bool empty() const {
 573         return size_ == 0;
 574     }
 575
 576     _finline size_t size() const {
 577         return size_;
 578     }
 579
 580     _finline char *data() const {
 581         return data_;
 582     }
 583
 584     _finline void clear() {
 585         size_ = 0;
 586         clear_();
 587     }
 588
 589     _finline CYString() :
 590         data_(0),
 591         size_(0),
 592         cache_(NULL)
 593     {
 594     }
 595
 596     _finline ~CYString() {
 597         clear_();
 598     }
 599
 600     void operator =(const CYString &rhs) {
 601         data_ = rhs.data_;
 602         size_ = rhs.size_;
 603
 604         if (rhs.cache_ == nil)
 605             cache_ = NULL;
 606         else
 607             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 608     }
 609
 610     void copy(apr_pool_t *pool) {
 611         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 612         memcpy(temp, data_, size_);
 613         temp[size_] = '\0';
 614         data_ = temp;
 615     }
 616
 617     void set(apr_pool_t *pool, const char *data, size_t size) {
 618         if (size == 0)
 619             clear();
 620         else {
 621             clear_();
 622
 623             data_ = const_cast<char *>(data);
 624             size_ = size;
 625
 626             if (pool != NULL)
 627                 copy(pool);
 628         }
 629     }
 630
 631     _finline void set(apr_pool_t *pool, const char *data) {
 632         set(pool, data, data == NULL ? 0 : strlen(data));
 633     }
 634
 635     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 636         set(pool, rhs.data(), rhs.size());
 637     }
 638
 639     bool operator ==(const CYString &rhs) const {
 640         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 641     }
 642
 643     _finline operator CFStringRef() {
 644         if (cache_ == NULL)
 645             cache_ = CYStringCreate(data_, size_);
 646         return cache_;
 647     }
 648
 649     _finline operator id() {
 650         return (NSString *) static_cast<CFStringRef>(*this);
 651     }
 652
 653     _finline operator const char *() {
 654         return reinterpret_cast<const char *>(data_);
 655     }
 656 };
 657 /* }}} */
 658 /* C++ NSString Algorithm Adapters {{{ */
 659 extern "C" {
 660     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 661 }
 662
 663 struct NSStringMapHash :
 664     std::unary_function<NSString *, size_t>
 665 {
 666     _finline size_t operator ()(NSString *value) const {
 667         return CFStringHashNSString((CFStringRef) value);
 668     }
 669 };
 670
 671 struct NSStringMapLess :
 672     std::binary_function<NSString *, NSString *, bool>
 673 {
 674     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 675         return [lhs compare:rhs] == NSOrderedAscending;
 676     }
 677 };
 678
 679 struct NSStringMapEqual :
 680     std::binary_function<NSString *, NSString *, bool>
 681 {
 682     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 683         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 684         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 685         //[lhs isEqualToString:rhs];
 686     }
 687 };
 688 /* }}} */
 689
 690 /* Mime Addresses {{{ */
 691 @interface Address : NSObject {
 692     NSString *name_;
 693     NSString *address_;
 694 }
 695
 696 - (NSString *) name;
 697 - (NSString *) address;
 698
 699 - (void) setAddress:(NSString *)address;
 700
 701 + (Address *) addressWithString:(NSString *)string;
 702 - (Address *) initWithString:(NSString *)string;
 703
 704 @end
 705
 706 @implementation Address
 707
 708 - (void) dealloc {
 709     [name_ release];
 710     if (address_ != nil)
 711         [address_ release];
 712     [super dealloc];
 713 }
 714
 715 - (NSString *) name {
 716     return name_;
 717 }
 718
 719 - (NSString *) address {
 720     return address_;
 721 }
 722
 723 - (void) setAddress:(NSString *)address {
 724     if (address_ != nil)
 725         [address_ autorelease];
 726     if (address == nil)
 727         address_ = nil;
 728     else
 729         address_ = [address retain];
 730 }
 731
 732 + (Address *) addressWithString:(NSString *)string {
 733     return [[[Address alloc] initWithString:string] autorelease];
 734 }
 735
 736 + (NSArray *) _attributeKeys {
 737     return [NSArray arrayWithObjects:
 738         @"address",
 739         @"name",
 740     nil];
 741 }
 742
 743 - (NSArray *) attributeKeys {
 744     return [[self class] _attributeKeys];
 745 }
 746
 747 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 748     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 749 }
 750
 751 - (Address *) initWithString:(NSString *)string {
 752     if ((self = [super init]) != nil) {
 753         const char *data = [string UTF8String];
 754         size_t size = [string length];
 755
 756         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 757
 758         if (address_r(data, size)) {
 759             name_ = [address_r[1] retain];
 760             address_ = [address_r[2] retain];
 761         } else {
 762             name_ = [string retain];
 763             address_ = nil;
 764         }
 765     } return self;
 766 }
 767
 768 @end
 769 /* }}} */
 770 /* CoreGraphics Primitives {{{ */
 771 class CYColor {
 772   private:
 773     CGColorRef color_;
 774
 775     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 776         CGFloat color[] = {red, green, blue, alpha};
 777         return CGColorCreate(space, color);
 778     }
 779
 780   public:
 781     CYColor() :
 782         color_(NULL)
 783     {
 784     }
 785
 786     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 787         color_(Create_(space, red, green, blue, alpha))
 788     {
 789         Set(space, red, green, blue, alpha);
 790     }
 791
 792     void Clear() {
 793         if (color_ != NULL)
 794             CGColorRelease(color_);
 795     }
 796
 797     ~CYColor() {
 798         Clear();
 799     }
 800
 801     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 802         Clear();
 803         color_ = Create_(space, red, green, blue, alpha);
 804     }
 805
 806     operator CGColorRef() {
 807         return color_;
 808     }
 809 };
 810 /* }}} */
 811
 812 /* Random Global Variables {{{ */
 813 static const int PulseInterval_ = 50000;
 814
 815 static const NSString *UI_;
 816
 817 static int Finish_;
 818 static bool RestartSubstrate_;
 819 static NSArray *Finishes_;
 820
 821 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 822 #define NotifyConfig_ "/etc/notify.conf"
 823
 824 static bool Queuing_;
 825
 826 static CYColor Blue_;
 827 static CYColor Blueish_;
 828 static CYColor Black_;
 829 static CYColor Off_;
 830 static CYColor White_;
 831 static CYColor Gray_;
 832 static CYColor Green_;
 833 static CYColor Purple_;
 834 static CYColor Purplish_;
 835
 836 static UIColor *InstallingColor_;
 837 static UIColor *RemovingColor_;
 838
 839 static NSString *App_;
 840
 841 static BOOL Advanced_;
 842 static BOOL Ignored_;
 843
 844 static UIFont *Font12_;
 845 static UIFont *Font12Bold_;
 846 static UIFont *Font14_;
 847 static UIFont *Font18Bold_;
 848 static UIFont *Font22Bold_;
 849
 850 static const char *Machine_ = NULL;
 851 static NSString *System_ = nil;
 852 static NSString *SerialNumber_ = nil;
 853 static NSString *ChipID_ = nil;
 854 static _H<NSString> Token_;
 855 static NSString *UniqueID_ = nil;
 856 static NSString *PLMN_ = nil;
 857 static NSString *Build_ = nil;
 858 static NSString *Product_ = nil;
 859 static NSString *Safari_ = nil;
 860
 861 static CFLocaleRef Locale_;
 862 static NSArray *Languages_;
 863 static CGColorSpaceRef space_;
 864
 865 static NSDictionary *SectionMap_;
 866 static NSMutableDictionary *Metadata_;
 867 static _transient NSMutableDictionary *Settings_;
 868 static _transient NSString *Role_;
 869 static _transient NSMutableDictionary *Packages_;
 870 static _transient NSMutableDictionary *Sections_;
 871 static _transient NSMutableDictionary *Sources_;
 872 static bool Changed_;
 873 static time_t now_;
 874
 875 bool IsWildcat_;
 876 static CGFloat ScreenScale_;
 877 static NSString *Idiom_;
 878
 879 static NSMutableDictionary *SessionData_;
 880 static NSObject *HostConfig_;
 881 static NSMutableSet *BridgedHosts_;
 882 static NSMutableSet *PipelinedHosts_;
 883
 884 static NSString *kCydiaProgressEventTypeError = @"Error";
 885 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 886 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 887 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 888 /* }}} */
 889
 890 /* Display Helpers {{{ */
 891 inline float Interpolate(float begin, float end, float fraction) {
 892     return (end - begin) * fraction + begin;
 893 }
 894
 895 static _finline const char *StripVersion_(const char *version) {
 896     const char *colon(strchr(version, ':'));
 897     return colon == NULL ? version : colon + 1;
 898 }
 899
 900 NSString *LocalizeSection(NSString *section) {
 901     static Pcre title_r("^(.*?) \\((.*)\\)$");
 902     if (title_r(section)) {
 903         NSString *parent(title_r[1]);
 904         NSString *child(title_r[2]);
 905
 906         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 907             LocalizeSection(parent),
 908             LocalizeSection(child)
 909         ];
 910     }
 911
 912     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 913 }
 914
 915 NSString *Simplify(NSString *title) {
 916     const char *data = [title UTF8String];
 917     size_t size = [title length];
 918
 919     static Pcre square_r("^\\[(.*)\\]$");
 920     if (square_r(data, size))
 921         return Simplify(square_r[1]);
 922
 923     static Pcre paren_r("^\\((.*)\\)$");
 924     if (paren_r(data, size))
 925         return Simplify(paren_r[1]);
 926
 927     static Pcre title_r("^(.*?) \\((.*)\\)$");
 928     if (title_r(data, size))
 929         return Simplify(title_r[1]);
 930
 931     return title;
 932 }
 933 /* }}} */
 934
 935 NSString *GetLastUpdate() {
 936     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 937
 938     if (update == nil)
 939         return UCLocalize("NEVER_OR_UNKNOWN");
 940
 941     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 942     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 943
 944     CFRelease(formatter);
 945
 946     return [(NSString *) formatted autorelease];
 947 }
 948
 949 bool isSectionVisible(NSString *section) {
 950     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 951     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 952     return hidden == nil || ![hidden boolValue];
 953 }
 954
 955 @class Cydia;
 956
 957 /* Delegate Prototypes {{{ */
 958 @class Package;
 959 @class Source;
 960 @class CydiaProgressEvent;
 961
 962 @protocol DatabaseDelegate
 963 - (void) repairWithSelector:(SEL)selector;
 964 - (void) setConfigurationData:(NSString *)data;
 965 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 966 @end
 967
 968 @class CYPackageController;
 969
 970 @protocol CydiaDelegate
 971 - (void) retainNetworkActivityIndicator;
 972 - (void) releaseNetworkActivityIndicator;
 973 - (void) clearPackage:(Package *)package;
 974 - (void) installPackage:(Package *)package;
 975 - (void) installPackages:(NSArray *)packages;
 976 - (void) removePackage:(Package *)package;
 977 - (void) beginUpdate;
 978 - (BOOL) updating;
 979 - (void) distUpgrade;
 980 - (void) loadData;
 981 - (void) updateData;
 982 - (void) syncData;
 983 - (void) addTrivialSource:(NSString *)href;
 984 - (void) showSettings;
 985 - (UIProgressHUD *) addProgressHUD;
 986 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 987 - (CYViewController *) pageForPackage:(NSString *)name;
 988 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 989 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 990 @end
 991 /* }}} */
 992
 993 /* ProgressEvent Interface/Delegate {{{ */
 994 @interface CydiaProgressEvent : NSObject {
 995     _H<NSString> message_;
 996     _H<NSString> type_;
 997
 998     _H<NSArray> item_;
 999     _H<NSString> package_;
1000     _H<NSString> url_;
1001     _H<NSString> version_;
1002 }
1003
1004 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1005 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1006 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1007
1008 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1009
1010 - (NSString *) message;
1011 - (NSString *) type;
1012
1013 - (NSArray *) item;
1014 - (NSString *) package;
1015 - (NSString *) url;
1016 - (NSString *) version;
1017
1018 - (void) setItem:(NSArray *)item;
1019 - (void) setPackage:(NSString *)package;
1020 - (void) setURL:(NSString *)url;
1021 - (void) setVersion:(NSString *)version;
1022
1023 - (NSString *) compound:(NSString *)value;
1024 - (NSString *) compoundMessage;
1025 - (NSString *) compoundTitle;
1026
1027 @end
1028
1029 @protocol ProgressDelegate
1030 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1031 - (void) setProgressPercent:(NSNumber *)percent;
1032 - (void) setProgressStatus:(NSDictionary *)status;
1033 - (void) setProgressCancellable:(NSNumber *)cancellable;
1034 - (bool) isProgressCancelled;
1035 - (void) setTitle:(NSString *)title;
1036 @end
1037 /* }}} */
1038 /* Status Delegation {{{ */
1039 class Status :
1040     public pkgAcquireStatus
1041 {
1042   private:
1043     _transient NSObject<ProgressDelegate> *delegate_;
1044     bool cancelled_;
1045
1046   public:
1047     Status() :
1048         delegate_(nil),
1049         cancelled_(false)
1050     {
1051     }
1052
1053     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1054         delegate_ = delegate;
1055     }
1056
1057     NSObject<ProgressDelegate> *getDelegate() const {
1058         return delegate_;
1059     }
1060
1061     virtual bool MediaChange(std::string media, std::string drive) {
1062         return false;
1063     }
1064
1065     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1066     }
1067
1068     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1069         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1070         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1071         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1072     }
1073
1074     virtual void Done(pkgAcquire::ItemDesc &item) {
1075     }
1076
1077     virtual void Fail(pkgAcquire::ItemDesc &item) {
1078         if (
1079             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1080             item.Owner->Status == pkgAcquire::Item::StatDone
1081         )
1082             return;
1083
1084         std::string &error(item.Owner->ErrorText);
1085         if (error.empty())
1086             return;
1087
1088         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1089         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1090     }
1091
1092     virtual bool Pulse(pkgAcquire *Owner) {
1093         bool value = pkgAcquireStatus::Pulse(Owner);
1094
1095         double percent(
1096             double(CurrentBytes + CurrentItems) /
1097             double(TotalBytes + TotalItems)
1098         );
1099
1100         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1101             [NSNumber numberWithDouble:percent], @"Percent",
1102
1103             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1104             [NSNumber numberWithDouble:TotalBytes], @"Total",
1105             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1106         nil] waitUntilDone:YES];
1107
1108         if (value && ![delegate_ isProgressCancelled])
1109             return true;
1110         else {
1111             cancelled_ = true;
1112             return false;
1113         }
1114     }
1115
1116     _finline bool WasCancelled() const {
1117         return cancelled_;
1118     }
1119
1120     virtual void Start() {
1121         pkgAcquireStatus::Start();
1122         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1123     }
1124
1125     virtual void Stop() {
1126         pkgAcquireStatus::Stop();
1127         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1128         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1129     }
1130 };
1131 /* }}} */
1132 /* Database Interface {{{ */
1133 typedef std::map< unsigned long, _H<Source> > SourceMap;
1134
1135 @interface Database : NSObject {
1136     NSZone *zone_;
1137     apr_pool_t *pool_;
1138
1139     unsigned era_;
1140
1141     pkgCacheFile cache_;
1142     pkgDepCache::Policy *policy_;
1143     pkgRecords *records_;
1144     pkgProblemResolver *resolver_;
1145     pkgAcquire *fetcher_;
1146     FileFd *lock_;
1147     SPtr<pkgPackageManager> manager_;
1148     pkgSourceList *list_;
1149
1150     SourceMap sourceMap_;
1151     NSMutableArray *sourceList_;
1152
1153     CFMutableArrayRef packages_;
1154
1155     _transient NSObject<DatabaseDelegate> *delegate_;
1156     _transient NSObject<ProgressDelegate> *progress_;
1157
1158     Status status_;
1159
1160     int cydiafd_;
1161     int statusfd_;
1162     FILE *input_;
1163
1164     std::map<const char *, _H<NSString> > sections_;
1165 }
1166
1167 + (Database *) sharedInstance;
1168 - (unsigned) era;
1169
1170 - (void) _readCydia:(NSNumber *)fd;
1171 - (void) _readStatus:(NSNumber *)fd;
1172 - (void) _readOutput:(NSNumber *)fd;
1173
1174 - (FILE *) input;
1175
1176 - (Package *) packageWithName:(NSString *)name;
1177
1178 - (pkgCacheFile &) cache;
1179 - (pkgDepCache::Policy *) policy;
1180 - (pkgRecords *) records;
1181 - (pkgProblemResolver *) resolver;
1182 - (pkgAcquire &) fetcher;
1183 - (pkgSourceList &) list;
1184 - (NSArray *) packages;
1185 - (NSArray *) sources;
1186 - (Source *) sourceWithKey:(NSString *)key;
1187 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1188
1189 - (void) configure;
1190 - (bool) prepare;
1191 - (void) perform;
1192 - (bool) upgrade;
1193 - (void) update;
1194
1195 - (void) updateWithStatus:(Status &)status;
1196
1197 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1198
1199 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1200 - (NSObject<ProgressDelegate> *) progressDelegate;
1201
1202 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1203
1204 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1205
1206 @end
1207 /* }}} */
1208 /* ProgressEvent Implementation {{{ */
1209 @implementation CydiaProgressEvent
1210
1211 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1212     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1213 }
1214
1215 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1216     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1217     [event setPackage:package];
1218     return event;
1219 }
1220
1221 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1222     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1223
1224     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1225     NSArray *fields([description componentsSeparatedByString:@" "]);
1226     [event setItem:fields];
1227
1228     if ([fields count] > 3) {
1229         [event setPackage:[fields objectAtIndex:2]];
1230         [event setVersion:[fields objectAtIndex:3]];
1231     }
1232
1233     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1234
1235     return event;
1236 }
1237
1238 + (NSArray *) _attributeKeys {
1239     return [NSArray arrayWithObjects:
1240         @"item",
1241         @"message",
1242         @"package",
1243         @"type",
1244         @"url",
1245         @"version",
1246     nil];
1247 }
1248
1249 - (NSArray *) attributeKeys {
1250     return [[self class] _attributeKeys];
1251 }
1252
1253 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1254     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1255 }
1256
1257 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1258     if ((self = [super init]) != nil) {
1259         message_ = message;
1260         type_ = type;
1261     } return self;
1262 }
1263
1264 - (NSString *) message {
1265     return message_;
1266 }
1267
1268 - (NSString *) type {
1269     return type_;
1270 }
1271
1272 - (NSArray *) item {
1273     return (id) item_ ?: [NSNull null];
1274 }
1275
1276 - (void) setItem:(NSArray *)item {
1277     item_ = item;
1278 }
1279
1280 - (NSString *) package {
1281     return (id) package_ ?: [NSNull null];
1282 }
1283
1284 - (void) setPackage:(NSString *)package {
1285     package_ = package;
1286 }
1287
1288 - (NSString *) url {
1289     return (id) url_ ?: [NSNull null];
1290 }
1291
1292 - (void) setURL:(NSString *)url {
1293     url_ = url;
1294 }
1295
1296 - (void) setVersion:(NSString *)version {
1297     version_ = version;
1298 }
1299
1300 - (NSString *) version {
1301     return (id) version_ ?: [NSNull null];
1302 }
1303
1304 - (NSString *) compound:(NSString *)value {
1305     if (value != nil) {
1306         NSString *mode(nil); {
1307             NSString *type([self type]);
1308             if ([type isEqualToString:kCydiaProgressEventTypeError])
1309                 mode = UCLocalize("ERROR");
1310             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1311                 mode = UCLocalize("WARNING");
1312         }
1313
1314         if (mode != nil)
1315             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1316     }
1317
1318     return value;
1319 }
1320
1321 - (NSString *) compoundMessage {
1322     return [self compound:[self message]];
1323 }
1324
1325 - (NSString *) compoundTitle {
1326     NSString *title;
1327
1328     if (package_ == nil)
1329         title = nil;
1330     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1331         title = [package name];
1332     else
1333         title = package_;
1334
1335     return [self compound:title];
1336 }
1337
1338 @end
1339 /* }}} */
1340
1341 // Cytore Definitions {{{
1342 struct PackageValue :
1343     Cytore::Block
1344 {
1345     Cytore::Offset<PackageValue> next_;
1346
1347     uint32_t index_ : 23;
1348     uint32_t subscribed_ : 1;
1349     uint32_t : 8;
1350
1351     int32_t first_;
1352     int32_t last_;
1353
1354     uint16_t vhash_;
1355     uint16_t nhash_;
1356
1357     char version_[8];
1358     char name_[];
1359 };
1360
1361 struct MetaValue :
1362     Cytore::Block
1363 {
1364     uint32_t active_;
1365     Cytore::Offset<PackageValue> packages_[1 << 16];
1366 };
1367
1368 static Cytore::File<MetaValue> MetaFile_;
1369 // }}}
1370 // Cytore Helper Functions {{{
1371 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1372     SplitHash nhash = { hashlittle(name, length) };
1373
1374     PackageValue *metadata;
1375
1376     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1377     offset: if (offset->IsNull()) {
1378         *offset = MetaFile_.New<PackageValue>(length + 1);
1379         metadata = &MetaFile_.Get(*offset);
1380
1381         if (metadata == NULL) {
1382             if (fail != NULL)
1383                 *fail = true;
1384
1385             metadata = new PackageValue();
1386             memset(metadata, 0, sizeof(*metadata));
1387         }
1388
1389         memcpy(metadata->name_, name, length + 1);
1390         metadata->nhash_ = nhash.u16[1];
1391     } else {
1392         metadata = &MetaFile_.Get(*offset);
1393
1394         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1395             offset = &metadata->next_;
1396             goto offset;
1397         }
1398     }
1399
1400     return metadata;
1401 }
1402
1403 static void PackageImport(const void *key, const void *value, void *context) {
1404     bool &fail(*reinterpret_cast<bool *>(context));
1405
1406     char buffer[1024];
1407     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1408         NSLog(@"failed to import package %@", key);
1409         return;
1410     }
1411
1412     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1413     NSDictionary *package((NSDictionary *) value);
1414
1415     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1416         if ([subscribed boolValue] && !metadata->subscribed_)
1417             metadata->subscribed_ = true;
1418
1419     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1420         time_t time([date timeIntervalSince1970]);
1421         if (metadata->first_ > time || metadata->first_ == 0)
1422             metadata->first_ = time;
1423     }
1424
1425     NSDate *date([package objectForKey:@"LastSeen"]);
1426     NSString *version([package objectForKey:@"LastVersion"]);
1427
1428     if (date != nil && version != nil) {
1429         time_t time([date timeIntervalSince1970]);
1430         if (metadata->last_ < time || metadata->last_ == 0)
1431             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1432                 size_t length(strlen(buffer));
1433                 uint16_t vhash(hashlittle(buffer, length));
1434
1435                 size_t capped(std::min<size_t>(8, length));
1436                 char *latest(buffer + length - capped);
1437
1438                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1439                 metadata->vhash_ = vhash;
1440
1441                 metadata->last_ = time;
1442             }
1443     }
1444 }
1445 // }}}
1446
1447 /* Source Class {{{ */
1448 @interface Source : NSObject {
1449     CYString depiction_;
1450     CYString description_;
1451     CYString label_;
1452     CYString origin_;
1453     CYString support_;
1454
1455     CYString uri_;
1456     CYString distribution_;
1457     CYString type_;
1458     CYString version_;
1459
1460     _H<NSString> host_;
1461     _H<NSString> authority_;
1462
1463     CYString defaultIcon_;
1464
1465     _H<NSDictionary> record_;
1466     BOOL trusted_;
1467 }
1468
1469 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1470
1471 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1472
1473 - (NSString *) depictionForPackage:(NSString *)package;
1474 - (NSString *) supportForPackage:(NSString *)package;
1475
1476 - (NSDictionary *) record;
1477 - (BOOL) trusted;
1478
1479 - (NSString *) uri;
1480 - (NSString *) distribution;
1481 - (NSString *) type;
1482 - (NSString *) key;
1483 - (NSString *) host;
1484
1485 - (NSString *) name;
1486 - (NSString *) shortDescription;
1487 - (NSString *) label;
1488 - (NSString *) origin;
1489 - (NSString *) version;
1490
1491 - (NSString *) defaultIcon;
1492
1493 @end
1494
1495 @implementation Source
1496
1497 - (void) _clear {
1498     uri_.clear();
1499     distribution_.clear();
1500     type_.clear();
1501
1502     description_.clear();
1503     label_.clear();
1504     origin_.clear();
1505     depiction_.clear();
1506     support_.clear();
1507     version_.clear();
1508     defaultIcon_.clear();
1509
1510     record_ = nil;
1511     host_ = nil;
1512     authority_ = nil;
1513 }
1514
1515 - (void) dealloc {
1516     // XXX: this is a very inefficient way to call these deconstructors
1517     [self _clear];
1518     [super dealloc];
1519 }
1520
1521 + (NSArray *) _attributeKeys {
1522     return [NSArray arrayWithObjects:
1523         @"distribution",
1524         @"host",
1525         @"key",
1526         @"label",
1527         @"name",
1528         @"origin",
1529         @"shortDescription",
1530         @"trusted",
1531         @"type",
1532         @"uri",
1533         @"version",
1534     nil];
1535 }
1536
1537 - (NSArray *) attributeKeys {
1538     return [[self class] _attributeKeys];
1539 }
1540
1541 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1542     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1543 }
1544
1545 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1546     [self _clear];
1547
1548     trusted_ = index->IsTrusted();
1549
1550     uri_.set(pool, index->GetURI());
1551     distribution_.set(pool, index->GetDist());
1552     type_.set(pool, index->GetType());
1553
1554     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1555     if (dindex != NULL) {
1556         FileFd fd;
1557         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1558             _error->Discard();
1559         else {
1560             pkgTagFile tags(&fd);
1561
1562             pkgTagSection section;
1563             tags.Step(section);
1564
1565             struct {
1566                 const char *name_;
1567                 CYString *value_;
1568             } names[] = {
1569                 {"default-icon", &defaultIcon_},
1570                 {"depiction", &depiction_},
1571                 {"description", &description_},
1572                 {"label", &label_},
1573                 {"origin", &origin_},
1574                 {"support", &support_},
1575                 {"version", &version_},
1576             };
1577
1578             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1579                 const char *start, *end;
1580
1581                 if (section.Find(names[i].name_, start, end)) {
1582                     CYString &value(*names[i].value_);
1583                     value.set(pool, start, end - start);
1584                 }
1585             }
1586         }
1587     }
1588
1589     record_ = [Sources_ objectForKey:[self key]];
1590
1591     NSURL *url([NSURL URLWithString:uri_]);
1592
1593     host_ = [url host];
1594     if (host_ != nil)
1595         host_ = [host_ lowercaseString];
1596
1597     if (host_ != nil)
1598         // XXX: this is due to a bug in _H<>
1599         authority_ = (id) host_;
1600     else
1601         authority_ = [url path];
1602 }
1603
1604 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1605     if ((self = [super init]) != nil) {
1606         [self setMetaIndex:index inPool:pool];
1607     } return self;
1608 }
1609
1610 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1611     NSDictionary *lhr = [self record];
1612     NSDictionary *rhr = [source record];
1613
1614     if (lhr != rhr)
1615         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1616
1617     NSString *lhs = [self name];
1618     NSString *rhs = [source name];
1619
1620     if ([lhs length] != 0 && [rhs length] != 0) {
1621         unichar lhc = [lhs characterAtIndex:0];
1622         unichar rhc = [rhs characterAtIndex:0];
1623
1624         if (isalpha(lhc) && !isalpha(rhc))
1625             return NSOrderedAscending;
1626         else if (!isalpha(lhc) && isalpha(rhc))
1627             return NSOrderedDescending;
1628     }
1629
1630     return [lhs compare:rhs options:LaxCompareOptions_];
1631 }
1632
1633 - (NSString *) depictionForPackage:(NSString *)package {
1634     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1635 }
1636
1637 - (NSString *) supportForPackage:(NSString *)package {
1638     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1639 }
1640
1641 - (NSDictionary *) record {
1642     return record_;
1643 }
1644
1645 - (BOOL) trusted {
1646     return trusted_;
1647 }
1648
1649 - (NSString *) uri {
1650     return uri_;
1651 }
1652
1653 - (NSString *) distribution {
1654     return distribution_;
1655 }
1656
1657 - (NSString *) type {
1658     return type_;
1659 }
1660
1661 - (NSString *) key {
1662     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1663 }
1664
1665 - (NSString *) host {
1666     return host_;
1667 }
1668
1669 - (NSString *) name {
1670     return origin_.empty() ? (id) authority_ : origin_;
1671 }
1672
1673 - (NSString *) shortDescription {
1674     return description_;
1675 }
1676
1677 - (NSString *) label {
1678     return label_.empty() ? (id) authority_ : label_;
1679 }
1680
1681 - (NSString *) origin {
1682     return origin_;
1683 }
1684
1685 - (NSString *) version {
1686     return version_;
1687 }
1688
1689 - (NSString *) defaultIcon {
1690     return defaultIcon_;
1691 }
1692
1693 @end
1694 /* }}} */
1695 /* CydiaOperation Class {{{ */
1696 @interface CydiaOperation : NSObject {
1697     NSString *operator_;
1698     NSString *value_;
1699 }
1700
1701 - (NSString *) operator;
1702 - (NSString *) value;
1703
1704 @end
1705
1706 @implementation CydiaOperation
1707
1708 - (void) dealloc {
1709     [operator_ release];
1710     [value_ release];
1711     [super dealloc];
1712 }
1713
1714 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1715     if ((self = [super init]) != nil) {
1716         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1717         value_ = [[NSString alloc] initWithUTF8String:value];
1718     } return self;
1719 }
1720
1721 + (NSArray *) _attributeKeys {
1722     return [NSArray arrayWithObjects:
1723         @"operator",
1724         @"value",
1725     nil];
1726 }
1727
1728 - (NSArray *) attributeKeys {
1729     return [[self class] _attributeKeys];
1730 }
1731
1732 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1733     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1734 }
1735
1736 - (NSString *) operator {
1737     return operator_;
1738 }
1739
1740 - (NSString *) value {
1741     return value_;
1742 }
1743
1744 @end
1745 /* }}} */
1746 /* CydiaClause Class {{{ */
1747 @interface CydiaClause : NSObject {
1748     NSString *package_;
1749     CydiaOperation *version_;
1750 }
1751
1752 - (NSString *) package;
1753 - (CydiaOperation *) version;
1754
1755 @end
1756
1757 @implementation CydiaClause
1758
1759 - (void) dealloc {
1760     [package_ release];
1761     [version_ release];
1762     [super dealloc];
1763 }
1764
1765 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1766     if ((self = [super init]) != nil) {
1767         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1768
1769         if (const char *version = dep.TargetVer())
1770             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1771         else
1772             version_ = [[NSNull null] retain];
1773     } return self;
1774 }
1775
1776 + (NSArray *) _attributeKeys {
1777     return [NSArray arrayWithObjects:
1778         @"package",
1779         @"version",
1780     nil];
1781 }
1782
1783 - (NSArray *) attributeKeys {
1784     return [[self class] _attributeKeys];
1785 }
1786
1787 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1788     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1789 }
1790
1791 - (NSString *) package {
1792     return package_;
1793 }
1794
1795 - (CydiaOperation *) version {
1796     return version_;
1797 }
1798
1799 @end
1800 /* }}} */
1801 /* CydiaRelation Class {{{ */
1802 @interface CydiaRelation : NSObject {
1803     NSString *relationship_;
1804     NSMutableArray *clauses_;
1805 }
1806
1807 - (NSString *) relationship;
1808 - (NSArray *) clauses;
1809
1810 @end
1811
1812 @implementation CydiaRelation
1813
1814 - (void) dealloc {
1815     [relationship_ release];
1816     [clauses_ release];
1817     [super dealloc];
1818 }
1819
1820 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1821     if ((self = [super init]) != nil) {
1822         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1823         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1824
1825         pkgCache::DepIterator start;
1826         pkgCache::DepIterator end;
1827         dep.GlobOr(start, end); // ++dep
1828
1829         _forever {
1830             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1831
1832             // yes, seriously. (wtf?)
1833             if (start == end)
1834                 break;
1835             ++start;
1836         }
1837     } return self;
1838 }
1839
1840 + (NSArray *) _attributeKeys {
1841     return [NSArray arrayWithObjects:
1842         @"clauses",
1843         @"relationship",
1844     nil];
1845 }
1846
1847 - (NSArray *) attributeKeys {
1848     return [[self class] _attributeKeys];
1849 }
1850
1851 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1852     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1853 }
1854
1855 - (NSString *) relationship {
1856     return relationship_;
1857 }
1858
1859 - (NSArray *) clauses {
1860     return clauses_;
1861 }
1862
1863 - (void) addClause:(CydiaClause *)clause {
1864     [clauses_ addObject:clause];
1865 }
1866
1867 @end
1868 /* }}} */
1869 /* Package Class {{{ */
1870 struct ParsedPackage {
1871     CYString tagline_;
1872
1873     CYString icon_;
1874
1875     CYString depiction_;
1876     CYString homepage_;
1877
1878     CYString sponsor_;
1879     CYString author_;
1880
1881     CYString bugs_;
1882     CYString support_;
1883 };
1884
1885 @interface Package : NSObject {
1886     uint32_t era_ : 26;
1887     uint32_t role_ : 3;
1888     uint32_t essential_ : 1;
1889     uint32_t obsolete_ : 1;
1890     uint32_t ignored_ : 1;
1891
1892     apr_pool_t *pool_;
1893
1894     _transient Database *database_;
1895
1896     pkgCache::VerIterator version_;
1897     pkgCache::PkgIterator iterator_;
1898     pkgCache::VerFileIterator file_;
1899
1900     CYString id_;
1901     CYString name_;
1902
1903     CYString latest_;
1904     CYString installed_;
1905
1906     const char *section_;
1907     _transient NSString *section$_;
1908
1909     Source *source_;
1910
1911     PackageValue *metadata_;
1912     ParsedPackage *parsed_;
1913
1914     NSMutableArray *tags_;
1915 }
1916
1917 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1918 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1919
1920 - (pkgCache::PkgIterator) iterator;
1921 - (void) parse;
1922
1923 - (NSString *) section;
1924 - (NSString *) simpleSection;
1925
1926 - (NSString *) longSection;
1927 - (NSString *) shortSection;
1928
1929 - (NSString *) uri;
1930
1931 - (Address *) maintainer;
1932 - (size_t) size;
1933 - (NSString *) longDescription;
1934 - (NSString *) shortDescription;
1935 - (unichar) index;
1936
1937 - (PackageValue *) metadata;
1938 - (time_t) seen;
1939
1940 - (bool) subscribed;
1941 - (bool) setSubscribed:(bool)subscribed;
1942
1943 - (BOOL) ignored;
1944
1945 - (NSString *) latest;
1946 - (NSString *) installed;
1947 - (BOOL) uninstalled;
1948
1949 - (BOOL) valid;
1950 - (BOOL) upgradableAndEssential:(BOOL)essential;
1951 - (BOOL) essential;
1952 - (BOOL) broken;
1953 - (BOOL) unfiltered;
1954 - (BOOL) visible;
1955
1956 - (BOOL) half;
1957 - (BOOL) halfConfigured;
1958 - (BOOL) halfInstalled;
1959 - (BOOL) hasMode;
1960 - (NSString *) mode;
1961
1962 - (NSString *) id;
1963 - (NSString *) name;
1964 - (UIImage *) icon;
1965 - (NSString *) homepage;
1966 - (NSString *) depiction;
1967 - (Address *) author;
1968
1969 - (NSString *) support;
1970
1971 - (NSArray *) files;
1972 - (NSArray *) warnings;
1973 - (NSArray *) applications;
1974
1975 - (Source *) source;
1976
1977 - (BOOL) matches:(NSString *)text;
1978
1979 - (bool) hasSupportingRole;
1980 - (BOOL) hasTag:(NSString *)tag;
1981 - (NSString *) primaryPurpose;
1982 - (NSArray *) purposes;
1983 - (bool) isCommercial;
1984
1985 - (void) setIndex:(size_t)index;
1986
1987 - (CYString &) cyname;
1988
1989 - (uint32_t) compareBySection:(NSArray *)sections;
1990
1991 - (void) install;
1992 - (void) remove;
1993
1994 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1995 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1996 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1997 - (bool) isVisibleInSection:(NSString *)section;
1998 - (bool) isVisibleInSource:(Source *)source;
1999
2000 @end
2001
2002 uint32_t PackageChangesRadix(Package *self, void *) {
2003     union {
2004         uint32_t key;
2005
2006         struct {
2007             uint32_t timestamp : 30;
2008             uint32_t ignored : 1;
2009             uint32_t upgradable : 1;
2010         } bits;
2011     } value;
2012
2013     bool upgradable([self upgradableAndEssential:YES]);
2014     value.bits.upgradable = upgradable ? 1 : 0;
2015
2016     if (upgradable) {
2017         value.bits.timestamp = 0;
2018         value.bits.ignored = [self ignored] ? 0 : 1;
2019         value.bits.upgradable = 1;
2020     } else {
2021         value.bits.timestamp = [self seen] >> 2;
2022         value.bits.ignored = 0;
2023         value.bits.upgradable = 0;
2024     }
2025
2026     return _not(uint32_t) - value.key;
2027 }
2028
2029 uint32_t PackagePrefixRadix(Package *self, void *context) {
2030     size_t offset(reinterpret_cast<size_t>(context));
2031     CYString &name([self cyname]);
2032
2033     size_t size(name.size());
2034     if (size == 0)
2035         return 0;
2036     char *text(name.data());
2037
2038     size_t zeros;
2039     if (!isdigit(text[0]))
2040         zeros = 0;
2041     else {
2042         size_t digits(1);
2043         while (size != digits && isdigit(text[digits]))
2044             if (++digits == 4)
2045                 break;
2046         zeros = 4 - digits;
2047     }
2048
2049     uint8_t data[4];
2050
2051     if (offset == 0 && zeros != 0) {
2052         memset(data, '0', zeros);
2053         memcpy(data + zeros, text, 4 - zeros);
2054     } else {
2055         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2056         if (size <= offset - zeros)
2057             return 0;
2058
2059         text += offset - zeros;
2060         size -= offset - zeros;
2061
2062         if (size >= 4)
2063             memcpy(data, text, 4);
2064         else {
2065             memcpy(data, text, size);
2066             memset(data + size, 0, 4 - size);
2067         }
2068
2069         for (size_t i(0); i != 4; ++i)
2070             if (isalpha(data[i]))
2071                 data[i] |= 0x20;
2072     }
2073
2074     if (offset == 0)
2075         if (data[0] == '@')
2076             data[0] = 0x7f;
2077         else
2078             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2079
2080     /* XXX: ntohl may be more honest */
2081     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2082 }
2083
2084 CYString &(*PackageName)(Package *self, SEL sel);
2085
2086 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2087     _profile(PackageNameCompare)
2088         CYString &lhi(PackageName(lhs, @selector(cyname)));
2089         CYString &rhi(PackageName(rhs, @selector(cyname)));
2090         CFStringRef lhn(lhi), rhn(rhi);
2091
2092         if (lhn == NULL)
2093             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2094         else if (rhn == NULL)
2095             return NSOrderedDescending;
2096
2097         _profile(PackageNameCompare$NumbersLast)
2098             if (!lhi.empty() && !rhi.empty()) {
2099                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2100                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2101                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2102                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2103                     return lha ? NSOrderedAscending : NSOrderedDescending;
2104             }
2105         _end
2106
2107         CFIndex length = CFStringGetLength(lhn);
2108
2109         _profile(PackageNameCompare$Compare)
2110             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2111         _end
2112     _end
2113 }
2114
2115 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2116     return PackageNameCompare(*lhs, *rhs, context);
2117 }
2118
2119 struct PackageNameOrdering :
2120     std::binary_function<Package *, Package *, bool>
2121 {
2122     _finline bool operator ()(Package *lhs, Package *rhs) const {
2123         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2124     }
2125 };
2126
2127 @implementation Package
2128
2129 - (NSString *) description {
2130     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2131 }
2132
2133 - (void) dealloc {
2134     if (parsed_ != NULL)
2135         delete parsed_;
2136     if (source_ != nil)
2137         [source_ release];
2138     if (tags_ != nil)
2139         [tags_ release];
2140     [super dealloc];
2141 }
2142
2143 + (NSString *) webScriptNameForSelector:(SEL)selector {
2144     if (false);
2145     else if (selector == @selector(clear))
2146         return @"clear";
2147     else if (selector == @selector(getField:))
2148         return @"getField";
2149     else if (selector == @selector(hasTag:))
2150         return @"hasTag";
2151     else if (selector == @selector(install))
2152         return @"install";
2153     else if (selector == @selector(remove))
2154         return @"remove";
2155     else
2156         return nil;
2157 }
2158
2159 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2160     return [self webScriptNameForSelector:selector] == nil;
2161 }
2162
2163 + (NSArray *) _attributeKeys {
2164     return [NSArray arrayWithObjects:
2165         @"applications",
2166         @"author",
2167         @"depiction",
2168         @"essential",
2169         @"homepage",
2170         @"icon",
2171         @"id",
2172         @"installed",
2173         @"latest",
2174         @"longDescription",
2175         @"longSection",
2176         @"maintainer",
2177         @"mode",
2178         @"name",
2179         @"purposes",
2180         @"relations",
2181         @"section",
2182         @"selection",
2183         @"shortDescription",
2184         @"shortSection",
2185         @"simpleSection",
2186         @"size",
2187         @"source",
2188         @"sponsor",
2189         @"state",
2190         @"support",
2191         @"tags",
2192         @"warnings",
2193     nil];
2194 }
2195
2196 - (NSArray *) attributeKeys {
2197     return [[self class] _attributeKeys];
2198 }
2199
2200 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2201     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2202 }
2203
2204 - (NSArray *) relations {
2205 @synchronized (database_) {
2206     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2207     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2208         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2209     return relations;
2210 } }
2211
2212 - (NSString *) getField:(NSString *)name {
2213 @synchronized (database_) {
2214     if ([database_ era] != era_ || file_.end())
2215         return nil;
2216
2217     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2218
2219     const char *start, *end;
2220     if (!parser.Find([name UTF8String], start, end))
2221         return (NSString *) [NSNull null];
2222
2223     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2224 } }
2225
2226 - (void) parse {
2227     if (parsed_ != NULL)
2228         return;
2229 @synchronized (database_) {
2230     if ([database_ era] != era_ || file_.end())
2231         return;
2232
2233     ParsedPackage *parsed(new ParsedPackage);
2234     parsed_ = parsed;
2235
2236     _profile(Package$parse)
2237         pkgRecords::Parser *parser;
2238
2239         _profile(Package$parse$Lookup)
2240             parser = &[database_ records]->Lookup(file_);
2241         _end
2242
2243         CYString website;
2244
2245         _profile(Package$parse$Find)
2246             struct {
2247                 const char *name_;
2248                 CYString *value_;
2249             } names[] = {
2250                 {"icon", &parsed->icon_},
2251                 {"depiction", &parsed->depiction_},
2252                 {"homepage", &parsed->homepage_},
2253                 {"website", &website},
2254                 {"bugs", &parsed->bugs_},
2255                 {"support", &parsed->support_},
2256                 {"sponsor", &parsed->sponsor_},
2257                 {"author", &parsed->author_},
2258             };
2259
2260             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2261                 const char *start, *end;
2262
2263                 if (parser->Find(names[i].name_, start, end)) {
2264                     CYString &value(*names[i].value_);
2265                     _profile(Package$parse$Value)
2266                         value.set(pool_, start, end - start);
2267                     _end
2268                 }
2269             }
2270         _end
2271
2272         _profile(Package$parse$Tagline)
2273             const char *start, *end;
2274             if (parser->ShortDesc(start, end)) {
2275                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2276                 if (stop == NULL)
2277                     stop = end;
2278                 while (stop != start && stop[-1] == '\r')
2279                     --stop;
2280                 parsed->tagline_.set(pool_, start, stop - start);
2281             }
2282         _end
2283
2284         _profile(Package$parse$Retain)
2285             if (parsed->homepage_.empty())
2286                 parsed->homepage_ = website;
2287             if (parsed->homepage_ == parsed->depiction_)
2288                 parsed->homepage_.clear();
2289         _end
2290     _end
2291 } }
2292
2293 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2294     if ((self = [super init]) != nil) {
2295     _profile(Package$initWithVersion)
2296         pool_ = pool;
2297
2298         database_ = database;
2299         era_ = [database era];
2300
2301         version_ = version;
2302
2303         pkgCache::PkgIterator iterator(version.ParentPkg());
2304         iterator_ = iterator;
2305
2306         _profile(Package$initWithVersion$Version)
2307             if (!version_.end())
2308                 file_ = version_.FileList();
2309             else {
2310                 pkgCache &cache([database_ cache]);
2311                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2312             }
2313         _end
2314
2315         _profile(Package$initWithVersion$Cache)
2316             name_.set(NULL, iterator.Display());
2317
2318             latest_.set(NULL, StripVersion_(version_.VerStr()));
2319
2320             pkgCache::VerIterator current(iterator.CurrentVer());
2321             if (!current.end())
2322                 installed_.set(NULL, StripVersion_(current.VerStr()));
2323         _end
2324
2325         _profile(Package$initWithVersion$Tags)
2326             pkgCache::TagIterator tag(iterator.TagList());
2327             if (!tag.end()) {
2328                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2329                 do {
2330                     const char *name(tag.Name());
2331                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2332
2333                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2334                         if (strcmp(name + 6, "enduser") == 0)
2335                             role_ = 1;
2336                         else if (strcmp(name + 6, "hacker") == 0)
2337                             role_ = 2;
2338                         else if (strcmp(name + 6, "developer") == 0)
2339                             role_ = 3;
2340                         else if (strcmp(name + 6, "cydia") == 0)
2341                             role_ = 7;
2342                         else
2343                             role_ = 4;
2344                     }
2345
2346                     if (strncmp(name, "cydia::", 7) == 0) {
2347                         if (strcmp(name + 7, "essential") == 0)
2348                             essential_ = true;
2349                         else if (strcmp(name + 7, "obsolete") == 0)
2350                             obsolete_ = true;
2351                     }
2352
2353                     ++tag;
2354                 } while (!tag.end());
2355             }
2356         _end
2357
2358         _profile(Package$initWithVersion$Metadata)
2359             const char *mixed(iterator.Name());
2360             size_t size(strlen(mixed));
2361             char lower[size + 1];
2362
2363             for (size_t i(0); i != size; ++i)
2364                 lower[i] = mixed[i] | 0x20;
2365             lower[size] = '\0';
2366
2367             PackageValue *metadata(PackageFind(lower, size));
2368             metadata_ = metadata;
2369
2370             id_.set(NULL, metadata->name_, size);
2371
2372             const char *latest(version_.VerStr());
2373             size_t length(strlen(latest));
2374
2375             uint16_t vhash(hashlittle(latest, length));
2376
2377             size_t capped(std::min<size_t>(8, length));
2378             latest = latest + length - capped;
2379
2380             if (metadata->first_ == 0)
2381                 metadata->first_ = now_;
2382
2383             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2384                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2385                 metadata->vhash_ = vhash;
2386                 metadata->last_ = now_;
2387             } else if (metadata->last_ == 0)
2388                 metadata->last_ = metadata->first_;
2389         _end
2390
2391         _profile(Package$initWithVersion$Section)
2392             section_ = iterator.Section();
2393         _end
2394
2395         _profile(Package$initWithVersion$Flags)
2396             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2397             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2398         _end
2399     _end } return self;
2400 }
2401
2402 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2403     pkgCache::VerIterator version;
2404
2405     _profile(Package$packageWithIterator$GetCandidateVer)
2406         version = [database policy]->GetCandidateVer(iterator);
2407     _end
2408
2409     if (version.end())
2410         return nil;
2411
2412     Package *package;
2413
2414     _profile(Package$packageWithIterator$Allocate)
2415         package = [Package allocWithZone:zone];
2416     _end
2417
2418     _profile(Package$packageWithIterator$Initialize)
2419         package = [package
2420             initWithVersion:version
2421             withZone:zone
2422             inPool:pool
2423             database:database
2424         ];
2425     _end
2426
2427     _profile(Package$packageWithIterator$Autorelease)
2428         package = [package autorelease];
2429     _end
2430
2431     return package;
2432 }
2433
2434 - (pkgCache::PkgIterator) iterator {
2435     return iterator_;
2436 }
2437
2438 - (NSString *) section {
2439     if (section$_ == nil) {
2440         if (section_ == NULL)
2441             return nil;
2442
2443         _profile(Package$section$mappedSectionForPointer)
2444             section$_ = [database_ mappedSectionForPointer:section_];
2445         _end
2446     } return section$_;
2447 }
2448
2449 - (NSString *) simpleSection {
2450     if (NSString *section = [self section])
2451         return Simplify(section);
2452     else
2453         return nil;
2454 }
2455
2456 - (NSString *) longSection {
2457     return LocalizeSection([self section]);
2458 }
2459
2460 - (NSString *) shortSection {
2461     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2462 }
2463
2464 - (NSString *) uri {
2465     return nil;
2466 #if 0
2467     pkgIndexFile *index;
2468     pkgCache::PkgFileIterator file(file_.File());
2469     if (![database_ list].FindIndex(file, index))
2470         return nil;
2471     return [NSString stringWithUTF8String:iterator_->Path];
2472     //return [NSString stringWithUTF8String:file.Site()];
2473     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2474 #endif
2475 }
2476
2477 - (Address *) maintainer {
2478 @synchronized (database_) {
2479     if ([database_ era] != era_ || file_.end())
2480         return nil;
2481
2482     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2483     const std::string &maintainer(parser->Maintainer());
2484     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2485 } }
2486
2487 - (size_t) size {
2488 @synchronized (database_) {
2489     if ([database_ era] != era_ || version_.end())
2490         return 0;
2491
2492     return version_->InstalledSize;
2493 } }
2494
2495 - (NSString *) longDescription {
2496 @synchronized (database_) {
2497     if ([database_ era] != era_ || file_.end())
2498         return nil;
2499
2500     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2501     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2502
2503     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2504     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2505     if ([lines count] < 2)
2506         return nil;
2507
2508     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2509     for (size_t i(1), e([lines count]); i != e; ++i) {
2510         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2511         [trimmed addObject:trim];
2512     }
2513
2514     return [trimmed componentsJoinedByString:@"\n"];
2515 } }
2516
2517 - (NSString *) shortDescription {
2518     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2519 }
2520
2521 - (unichar) index {
2522     _profile(Package$index)
2523         CFStringRef name((CFStringRef) [self name]);
2524         if (CFStringGetLength(name) == 0)
2525             return '#';
2526         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2527         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2528             return '#';
2529         return toupper(character);
2530     _end
2531 }
2532
2533 - (PackageValue *) metadata {
2534     return metadata_;
2535 }
2536
2537 - (time_t) seen {
2538     PackageValue *metadata([self metadata]);
2539     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2540 }
2541
2542 - (bool) subscribed {
2543     return [self metadata]->subscribed_;
2544 }
2545
2546 - (bool) setSubscribed:(bool)subscribed {
2547     PackageValue *metadata([self metadata]);
2548     if (metadata->subscribed_ == subscribed)
2549         return false;
2550     metadata->subscribed_ = subscribed;
2551     return true;
2552 }
2553
2554 - (BOOL) ignored {
2555     return ignored_;
2556 }
2557
2558 - (NSString *) latest {
2559     return latest_;
2560 }
2561
2562 - (NSString *) installed {
2563     return installed_;
2564 }
2565
2566 - (BOOL) uninstalled {
2567     return installed_.empty();
2568 }
2569
2570 - (BOOL) valid {
2571     return !version_.end();
2572 }
2573
2574 - (BOOL) upgradableAndEssential:(BOOL)essential {
2575     _profile(Package$upgradableAndEssential)
2576         pkgCache::VerIterator current(iterator_.CurrentVer());
2577         if (current.end())
2578             return essential && essential_;
2579         else
2580             return !version_.end() && version_ != current;
2581     _end
2582 }
2583
2584 - (BOOL) essential {
2585     return essential_;
2586 }
2587
2588 - (BOOL) broken {
2589     return [database_ cache][iterator_].InstBroken();
2590 }
2591
2592 - (BOOL) unfiltered {
2593     _profile(Package$unfiltered$obsolete)
2594         if (_unlikely(obsolete_))
2595             return false;
2596     _end
2597
2598     _profile(Package$unfiltered$hasSupportingRole)
2599         if (_unlikely(![self hasSupportingRole]))
2600             return false;
2601     _end
2602
2603     return true;
2604 }
2605
2606 - (BOOL) visible {
2607     if (![self unfiltered])
2608         return false;
2609
2610     NSString *section;
2611
2612     _profile(Package$visible$section)
2613         section = [self section];
2614     _end
2615
2616     _profile(Package$visible$isSectionVisible)
2617         if (!isSectionVisible(section))
2618             return false;
2619     _end
2620
2621     return true;
2622 }
2623
2624 - (BOOL) half {
2625     unsigned char current(iterator_->CurrentState);
2626     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2627 }
2628
2629 - (BOOL) halfConfigured {
2630     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2631 }
2632
2633 - (BOOL) halfInstalled {
2634     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2635 }
2636
2637 - (BOOL) hasMode {
2638     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2639     return state.Mode != pkgDepCache::ModeKeep;
2640 }
2641
2642 - (NSString *) mode {
2643     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2644
2645     switch (state.Mode) {
2646         case pkgDepCache::ModeDelete:
2647             if ((state.iFlags & pkgDepCache::Purge) != 0)
2648                 return @"PURGE";
2649             else
2650                 return @"REMOVE";
2651         case pkgDepCache::ModeKeep:
2652             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2653                 return @"REINSTALL";
2654             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2655                 return nil;*/
2656             else
2657                 return nil;
2658         case pkgDepCache::ModeInstall:
2659             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2660                 return @"REINSTALL";
2661             else*/ switch (state.Status) {
2662                 case -1:
2663                     return @"DOWNGRADE";
2664                 case 0:
2665                     return @"INSTALL";
2666                 case 1:
2667                     return @"UPGRADE";
2668                 case 2:
2669                     return @"NEW_INSTALL";
2670                 _nodefault
2671             }
2672         _nodefault
2673     }
2674 }
2675
2676 - (NSString *) id {
2677     return id_;
2678 }
2679
2680 - (NSString *) name {
2681     return name_.empty() ? id_ : name_;
2682 }
2683
2684 - (UIImage *) icon {
2685     NSString *section = [self simpleSection];
2686
2687     UIImage *icon(nil);
2688     if (parsed_ != NULL)
2689         if (NSString *href = parsed_->icon_)
2690             if ([href hasPrefix:@"file:///"])
2691                 // XXX: correct escaping
2692                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2693     if (icon == nil) if (section != nil)
2694         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2695     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2696         if ([dicon hasPrefix:@"file:///"])
2697             // XXX: correct escaping
2698             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2699     if (icon == nil)
2700         icon = [UIImage applicationImageNamed:@"unknown.png"];
2701     return icon;
2702 }
2703
2704 - (NSString *) homepage {
2705     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2706 }
2707
2708 - (NSString *) depiction {
2709     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2710 }
2711
2712 - (Address *) sponsor {
2713     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2714 }
2715
2716 - (Address *) author {
2717     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2718 }
2719
2720 - (NSString *) support {
2721     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2722 }
2723
2724 - (NSArray *) files {
2725     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2726     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2727
2728     std::ifstream fin;
2729     fin.open([path UTF8String]);
2730     if (!fin.is_open())
2731         return nil;
2732
2733     std::string line;
2734     while (std::getline(fin, line))
2735         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2736
2737     return files;
2738 }
2739
2740 - (NSString *) state {
2741 @synchronized (database_) {
2742     if ([database_ era] != era_ || file_.end())
2743         return nil;
2744
2745     switch (iterator_->CurrentState) {
2746         case pkgCache::State::NotInstalled:
2747             return @"NotInstalled";
2748         case pkgCache::State::UnPacked:
2749             return @"UnPacked";
2750         case pkgCache::State::HalfConfigured:
2751             return @"HalfConfigured";
2752         case pkgCache::State::HalfInstalled:
2753             return @"HalfInstalled";
2754         case pkgCache::State::ConfigFiles:
2755             return @"ConfigFiles";
2756         case pkgCache::State::Installed:
2757             return @"Installed";
2758         case pkgCache::State::TriggersAwaited:
2759             return @"TriggersAwaited";
2760         case pkgCache::State::TriggersPending:
2761             return @"TriggersPending";
2762     }
2763
2764     return (NSString *) [NSNull null];
2765 } }
2766
2767 - (NSString *) selection {
2768 @synchronized (database_) {
2769     if ([database_ era] != era_ || file_.end())
2770         return nil;
2771
2772     switch (iterator_->SelectedState) {
2773         case pkgCache::State::Unknown:
2774             return @"Unknown";
2775         case pkgCache::State::Install:
2776             return @"Install";
2777         case pkgCache::State::Hold:
2778             return @"Hold";
2779         case pkgCache::State::DeInstall:
2780             return @"DeInstall";
2781         case pkgCache::State::Purge:
2782             return @"Purge";
2783     }
2784
2785     return (NSString *) [NSNull null];
2786 } }
2787
2788 - (NSArray *) warnings {
2789     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2790     const char *name(iterator_.Name());
2791
2792     size_t length(strlen(name));
2793     if (length < 2) invalid:
2794         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2795     else for (size_t i(0); i != length; ++i)
2796         if (
2797             /* XXX: technically this is not allowed */
2798             (name[i] < 'A' || name[i] > 'Z') &&
2799             (name[i] < 'a' || name[i] > 'z') &&
2800             (name[i] < '0' || name[i] > '9') &&
2801             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2802         ) goto invalid;
2803
2804     if (strcmp(name, "cydia") != 0) {
2805         bool cydia = false;
2806         bool user = false;
2807         bool _private = false;
2808         bool stash = false;
2809
2810         bool repository = [[self section] isEqualToString:@"Repositories"];
2811
2812         if (NSArray *files = [self files])
2813             for (NSString *file in files)
2814                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2815                     cydia = true;
2816                 else if (!user && [file isEqualToString:@"/User"])
2817                     user = true;
2818                 else if (!_private && [file isEqualToString:@"/private"])
2819                     _private = true;
2820                 else if (!stash && [file isEqualToString:@"/var/stash"])
2821                     stash = true;
2822
2823         /* XXX: this is not sensitive enough. only some folders are valid. */
2824         if (cydia && !repository)
2825             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2826         if (user)
2827             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2828         if (_private)
2829             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2830         if (stash)
2831             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2832     }
2833
2834     return [warnings count] == 0 ? nil : warnings;
2835 }
2836
2837 - (NSArray *) applications {
2838     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2839
2840     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2841
2842     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2843     if (NSArray *files = [self files])
2844         for (NSString *file in files)
2845             if (application_r(file)) {
2846                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2847                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2848                 if ([id isEqualToString:me])
2849                     continue;
2850
2851                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2852                 if (display == nil)
2853                     display = application_r[1];
2854
2855                 NSString *bundle([file stringByDeletingLastPathComponent]);
2856                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2857                 if (icon == nil || [icon length] == 0)
2858                     icon = @"icon.png";
2859                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2860
2861                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2862                 [applications addObject:application];
2863
2864                 [application addObject:id];
2865                 [application addObject:display];
2866                 [application addObject:url];
2867             }
2868
2869     return [applications count] == 0 ? nil : applications;
2870 }
2871
2872 - (Source *) source {
2873     if (source_ == nil) {
2874         @synchronized (database_) {
2875             if ([database_ era] != era_ || file_.end())
2876                 source_ = (Source *) [NSNull null];
2877             else
2878                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2879         }
2880     }
2881
2882     return source_ == (Source *) [NSNull null] ? nil : source_;
2883 }
2884
2885 - (BOOL) matches:(NSString *)text {
2886     if (text == nil)
2887         return NO;
2888
2889     NSRange range;
2890
2891     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2892     if (range.location != NSNotFound)
2893         return YES;
2894
2895     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2896     if (range.location != NSNotFound)
2897         return YES;
2898
2899     [self parse];
2900
2901     NSString *description([self shortDescription]);
2902     NSUInteger length([description length]);
2903
2904     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_ range:NSMakeRange(0, std::min<NSUInteger>(length, 100))];
2905     if (range.location != NSNotFound)
2906         return YES;
2907
2908     return NO;
2909 }
2910
2911 - (bool) hasSupportingRole {
2912     if (role_ == 0)
2913         return true;
2914     if (role_ == 1)
2915         return true;
2916     if ([Role_ isEqualToString:@"User"])
2917         return false;
2918     if (role_ == 2)
2919         return true;
2920     if ([Role_ isEqualToString:@"Hacker"])
2921         return false;
2922     if (role_ == 3)
2923         return true;
2924     if ([Role_ isEqualToString:@"Developer"])
2925         return false;
2926     _assert(false);
2927 }
2928
2929 - (NSArray *) tags {
2930     return tags_;
2931 }
2932
2933 - (BOOL) hasTag:(NSString *)tag {
2934     return tags_ == nil ? NO : [tags_ containsObject:tag];
2935 }
2936
2937 - (NSString *) primaryPurpose {
2938     for (NSString *tag in tags_)
2939         if ([tag hasPrefix:@"purpose::"])
2940             return [tag substringFromIndex:9];
2941     return nil;
2942 }
2943
2944 - (NSArray *) purposes {
2945     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2946     for (NSString *tag in tags_)
2947         if ([tag hasPrefix:@"purpose::"])
2948             [purposes addObject:[tag substringFromIndex:9]];
2949     return [purposes count] == 0 ? nil : purposes;
2950 }
2951
2952 - (bool) isCommercial {
2953     return [self hasTag:@"cydia::commercial"];
2954 }
2955
2956 - (void) setIndex:(size_t)index {
2957     if (metadata_->index_ != index)
2958         metadata_->index_ = index;
2959 }
2960
2961 - (CYString &) cyname {
2962     return name_.empty() ? id_ : name_;
2963 }
2964
2965 - (uint32_t) compareBySection:(NSArray *)sections {
2966     NSString *section([self section]);
2967     for (size_t i(0), e([sections count]); i != e; ++i) {
2968         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2969             return i;
2970     }
2971
2972     return _not(uint32_t);
2973 }
2974
2975 - (void) clear {
2976 @synchronized (database_) {
2977     pkgProblemResolver *resolver = [database_ resolver];
2978     resolver->Clear(iterator_);
2979
2980     pkgCacheFile &cache([database_ cache]);
2981     cache->SetReInstall(iterator_, false);
2982     cache->MarkKeep(iterator_, false);
2983 } }
2984
2985 - (void) install {
2986 @synchronized (database_) {
2987     pkgProblemResolver *resolver = [database_ resolver];
2988     resolver->Clear(iterator_);
2989     resolver->Protect(iterator_);
2990
2991     pkgCacheFile &cache([database_ cache]);
2992     cache->SetReInstall(iterator_, false);
2993     cache->MarkInstall(iterator_, false);
2994
2995     pkgDepCache::StateCache &state((*cache)[iterator_]);
2996     if (!state.Install())
2997         cache->SetReInstall(iterator_, true);
2998 } }
2999
3000 - (void) remove {
3001 @synchronized (database_) {
3002     pkgProblemResolver *resolver = [database_ resolver];
3003     resolver->Clear(iterator_);
3004     resolver->Remove(iterator_);
3005     resolver->Protect(iterator_);
3006
3007     pkgCacheFile &cache([database_ cache]);
3008     cache->SetReInstall(iterator_, false);
3009     cache->MarkDelete(iterator_, true);
3010 } }
3011
3012 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3013     _profile(Package$isUnfilteredAndSearchedForBy)
3014         bool value(true);
3015
3016         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3017             value &= [self unfiltered];
3018         _end
3019
3020         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3021             value &= [self matches:search];
3022         _end
3023
3024         return value;
3025     _end
3026 }
3027
3028 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3029     if ([search length] == 0)
3030         return false;
3031
3032     _profile(Package$isUnfilteredAndSelectedForBy)
3033         bool value(true);
3034
3035         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3036             value &= [self unfiltered];
3037         _end
3038
3039         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3040             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3041         _end
3042
3043         return value;
3044     _end
3045 }
3046
3047 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3048     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3049 }
3050
3051 - (bool) isVisibleInSection:(NSString *)name {
3052     NSString *section([self section]);
3053
3054     return (
3055         name == nil ||
3056         section == nil && [name length] == 0 ||
3057         [name isEqualToString:section]
3058     ) && [self visible];
3059 }
3060
3061 - (bool) isVisibleInSource:(Source *)source {
3062     return [self source] == source && [self visible];
3063 }
3064
3065 @end
3066 /* }}} */
3067 /* Section Class {{{ */
3068 @interface Section : NSObject {
3069     NSString *name_;
3070     unichar index_;
3071     size_t row_;
3072     size_t count_;
3073     NSString *localized_;
3074 }
3075
3076 - (NSComparisonResult) compareByLocalized:(Section *)section;
3077 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3078 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3079 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3080 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3081 - (NSString *) name;
3082 - (unichar) index;
3083
3084 - (size_t) row;
3085 - (size_t) count;
3086
3087 - (void) addToRow;
3088 - (void) addToCount;
3089
3090 - (void) setCount:(size_t)count;
3091 - (NSString *) localized;
3092
3093 @end
3094
3095 @implementation Section
3096
3097 - (void) dealloc {
3098     [name_ release];
3099     if (localized_ != nil)
3100         [localized_ release];
3101     [super dealloc];
3102 }
3103
3104 - (NSComparisonResult) compareByLocalized:(Section *)section {
3105     NSString *lhs(localized_);
3106     NSString *rhs([section localized]);
3107
3108     /*if ([lhs length] != 0 && [rhs length] != 0) {
3109         unichar lhc = [lhs characterAtIndex:0];
3110         unichar rhc = [rhs characterAtIndex:0];
3111
3112         if (isalpha(lhc) && !isalpha(rhc))
3113             return NSOrderedAscending;
3114         else if (!isalpha(lhc) && isalpha(rhc))
3115             return NSOrderedDescending;
3116     }*/
3117
3118     return [lhs compare:rhs options:LaxCompareOptions_];
3119 }
3120
3121 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3122     if ((self = [self initWithName:name localize:NO]) != nil) {
3123         if (localized != nil)
3124             localized_ = [localized retain];
3125     } return self;
3126 }
3127
3128 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3129     return [self initWithName:name row:0 localize:localize];
3130 }
3131
3132 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3133     if ((self = [super init]) != nil) {
3134         name_ = [name retain];
3135         index_ = '\0';
3136         row_ = row;
3137         if (localize)
3138             localized_ = [LocalizeSection(name_) retain];
3139     } return self;
3140 }
3141
3142 /* XXX: localize the index thingees */
3143 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3144     if ((self = [super init]) != nil) {
3145         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3146         index_ = index;
3147         row_ = row;
3148     } return self;
3149 }
3150
3151 - (NSString *) name {
3152     return name_;
3153 }
3154
3155 - (unichar) index {
3156     return index_;
3157 }
3158
3159 - (size_t) row {
3160     return row_;
3161 }
3162
3163 - (size_t) count {
3164     return count_;
3165 }
3166
3167 - (void) addToRow {
3168     ++row_;
3169 }
3170
3171 - (void) addToCount {
3172     ++count_;
3173 }
3174
3175 - (void) setCount:(size_t)count {
3176     count_ = count;
3177 }
3178
3179 - (NSString *) localized {
3180     return localized_;
3181 }
3182
3183 @end
3184 /* }}} */
3185
3186 static NSString *Colon_;
3187 static NSString *Elision_;
3188 static NSString *Error_;
3189 static NSString *Warning_;
3190
3191 /* Database Implementation {{{ */
3192 @implementation Database
3193
3194 + (Database *) sharedInstance {
3195     static Database *instance;
3196     if (instance == nil)
3197         instance = [[Database alloc] init];
3198     return instance;
3199 }
3200
3201 - (unsigned) era {
3202     return era_;
3203 }
3204
3205 - (void) releasePackages {
3206     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3207     CFArrayRemoveAllValues(packages_);
3208 }
3209
3210 - (void) dealloc {
3211     // XXX: actually implement this thing
3212     _assert(false);
3213     [sourceList_ release];
3214     [self releasePackages];
3215     apr_pool_destroy(pool_);
3216     NSRecycleZone(zone_);
3217     [super dealloc];
3218 }
3219
3220 - (void) _readCydia:(NSNumber *)fd { _pooled
3221     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3222     std::istream is(&ib);
3223     std::string line;
3224
3225     static Pcre finish_r("^finish:([^:]*)$");
3226
3227     while (std::getline(is, line)) {
3228         const char *data(line.c_str());
3229         size_t size = line.size();
3230         lprintf("C:%s\n", data);
3231
3232         if (finish_r(data, size)) {
3233             NSString *finish = finish_r[1];
3234             int index = [Finishes_ indexOfObject:finish];
3235             if (index != INT_MAX && index > Finish_)
3236                 Finish_ = index;
3237         }
3238     }
3239
3240     _assume(false);
3241 }
3242
3243 - (void) _readStatus:(NSNumber *)fd { _pooled
3244     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3245     std::istream is(&ib);
3246     std::string line;
3247
3248     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3249     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3250
3251     while (std::getline(is, line)) {
3252         const char *data(line.c_str());
3253         size_t size(line.size());
3254         lprintf("S:%s\n", data);
3255
3256         if (conffile_r(data, size)) {
3257             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3258             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3259         } else if (strncmp(data, "status: ", 8) == 0) {
3260             // status: <package>: {unpacked,half-configured,installed}
3261             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3262             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3263         } else if (strncmp(data, "processing: ", 12) == 0) {
3264             // processing: configure: config-test
3265             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3266             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3267         } else if (pmstatus_r(data, size)) {
3268             std::string type([pmstatus_r[1] UTF8String]);
3269
3270             NSString *package = pmstatus_r[2];
3271             if ([package isEqualToString:@"dpkg-exec"])
3272                 package = nil;
3273
3274             float percent([pmstatus_r[3] floatValue]);
3275             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3276
3277             NSString *string = pmstatus_r[4];
3278
3279             if (type == "pmerror") {
3280                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3281                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3282             } else if (type == "pmstatus") {
3283                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3284                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3285             } else if (type == "pmconffile")
3286                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3287             else
3288                 lprintf("E:unknown pmstatus\n");
3289         } else
3290             lprintf("E:unknown status\n");
3291     }
3292
3293     _assume(false);
3294 }
3295
3296 - (void) _readOutput:(NSNumber *)fd { _pooled
3297     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3298     std::istream is(&ib);
3299     std::string line;
3300
3301     while (std::getline(is, line)) {
3302         lprintf("O:%s\n", line.c_str());
3303
3304         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3305         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3306     }
3307
3308     _assume(false);
3309 }
3310
3311 - (FILE *) input {
3312     return input_;
3313 }
3314
3315 - (Package *) packageWithName:(NSString *)name {
3316 @synchronized (self) {
3317     if (static_cast<pkgDepCache *>(cache_) == NULL)
3318         return nil;
3319     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3320     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3321 } }
3322
3323 - (id) init {
3324     if ((self = [super init]) != nil) {
3325         policy_ = NULL;
3326         records_ = NULL;
3327         resolver_ = NULL;
3328         fetcher_ = NULL;
3329         lock_ = NULL;
3330
3331         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3332         apr_pool_create(&pool_, NULL);
3333
3334         size_t capacity(MetaFile_->active_);
3335         if (capacity == 0)
3336             capacity = 16384;
3337         else
3338             capacity += 1024;
3339
3340         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3341         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3342
3343         int fds[2];
3344
3345         _assert(pipe(fds) != -1);
3346         cydiafd_ = fds[1];
3347
3348         _config->Set("APT::Keep-Fds::", cydiafd_);
3349         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3350
3351         [NSThread
3352             detachNewThreadSelector:@selector(_readCydia:)
3353             toTarget:self
3354             withObject:[NSNumber numberWithInt:fds[0]]
3355         ];
3356
3357         _assert(pipe(fds) != -1);
3358         statusfd_ = fds[1];
3359
3360         [NSThread
3361             detachNewThreadSelector:@selector(_readStatus:)
3362             toTarget:self
3363             withObject:[NSNumber numberWithInt:fds[0]]
3364         ];
3365
3366         _assert(pipe(fds) != -1);
3367         _assert(dup2(fds[0], 0) != -1);
3368         _assert(close(fds[0]) != -1);
3369
3370         input_ = fdopen(fds[1], "a");
3371
3372         _assert(pipe(fds) != -1);
3373         _assert(dup2(fds[1], 1) != -1);
3374         _assert(close(fds[1]) != -1);
3375
3376         [NSThread
3377             detachNewThreadSelector:@selector(_readOutput:)
3378             toTarget:self
3379             withObject:[NSNumber numberWithInt:fds[0]]
3380         ];
3381     } return self;
3382 }
3383
3384 - (pkgCacheFile &) cache {
3385     return cache_;
3386 }
3387
3388 - (pkgDepCache::Policy *) policy {
3389     return policy_;
3390 }
3391
3392 - (pkgRecords *) records {
3393     return records_;
3394 }
3395
3396 - (pkgProblemResolver *) resolver {
3397     return resolver_;
3398 }
3399
3400 - (pkgAcquire &) fetcher {
3401     return *fetcher_;
3402 }
3403
3404 - (pkgSourceList &) list {
3405     return *list_;
3406 }
3407
3408 - (NSArray *) packages {
3409     return (NSArray *) packages_;
3410 }
3411
3412 - (NSArray *) sources {
3413     return sourceList_;
3414 }
3415
3416 - (Source *) sourceWithKey:(NSString *)key {
3417     for (Source *source in [self sources]) {
3418         if ([[source key] isEqualToString:key])
3419             return source;
3420     } return nil;
3421 }
3422
3423 - (bool) popErrorWithTitle:(NSString *)title {
3424     bool fatal(false);
3425
3426     while (!_error->empty()) {
3427         std::string error;
3428         bool warning(!_error->PopMessage(error));
3429         if (!warning)
3430             fatal = true;
3431
3432         for (;;) {
3433             size_t size(error.size());
3434             if (size == 0 || error[size - 1] != '\n')
3435                 break;
3436             error.resize(size - 1);
3437         }
3438
3439         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3440
3441         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3442     }
3443
3444     return fatal;
3445 }
3446
3447 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3448     return [self popErrorWithTitle:title] || !success;
3449 }
3450
3451 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3452 @synchronized (self) {
3453     ++era_;
3454
3455     [self releasePackages];
3456
3457     sourceMap_.clear();
3458     [sourceList_ removeAllObjects];
3459
3460     _error->Discard();
3461
3462     delete list_;
3463     list_ = NULL;
3464     manager_ = NULL;
3465     delete lock_;
3466     lock_ = NULL;
3467     delete fetcher_;
3468     fetcher_ = NULL;
3469     delete resolver_;
3470     resolver_ = NULL;
3471     delete records_;
3472     records_ = NULL;
3473     delete policy_;
3474     policy_ = NULL;
3475
3476     cache_.Close();
3477
3478     apr_pool_clear(pool_);
3479
3480     NSRecycleZone(zone_);
3481     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3482
3483     int chk(creat("/tmp/cydia.chk", 0644));
3484     if (chk != -1)
3485         close(chk);
3486
3487     if (invocation != nil)
3488         [invocation invoke];
3489
3490     NSString *title(UCLocalize("DATABASE"));
3491
3492     _trace();
3493     OpProgress progress;
3494     while (!cache_.Open(progress, true)) { pop:
3495         std::string error;
3496         bool warning(!_error->PopMessage(error));
3497         lprintf("cache_.Open():[%s]\n", error.c_str());
3498
3499         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3500             [delegate_ repairWithSelector:@selector(configure)];
3501         else if (error == "The package lists or status file could not be parsed or opened.")
3502             [delegate_ repairWithSelector:@selector(update)];
3503         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3504         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3505         // else if (error == "Malformed Status line")
3506         // else if (error == "The list of sources could not be read.")
3507         else {
3508             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3509             return;
3510         }
3511
3512         if (warning)
3513             goto pop;
3514         _error->Discard();
3515     }
3516     _trace();
3517
3518     unlink("/tmp/cydia.chk");
3519
3520     now_ = [[NSDate date] timeIntervalSince1970];
3521
3522     policy_ = new pkgDepCache::Policy();
3523     records_ = new pkgRecords(cache_);
3524     resolver_ = new pkgProblemResolver(cache_);
3525     fetcher_ = new pkgAcquire(&status_);
3526     lock_ = NULL;
3527
3528     list_ = new pkgSourceList();
3529     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3530         return;
3531
3532     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3533         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3534         return;
3535     }
3536
3537     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3538         return;
3539
3540     if (cache_->BrokenCount() != 0) {
3541         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3542             return;
3543
3544         if (cache_->BrokenCount() != 0) {
3545             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3546             return;
3547         }
3548
3549         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3550             return;
3551     }
3552
3553     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3554         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3555         [sourceList_ addObject:object];
3556
3557         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3558         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3559             // XXX: this could be more intelligent
3560             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3561                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3562                 if (!cached.end())
3563                     sourceMap_[cached->ID] = object;
3564             }
3565     }
3566
3567     {
3568         /*std::vector<Package *> packages;
3569         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3570         [packages_ release];
3571         packages_ = nil;*/
3572
3573         _trace();
3574
3575         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3576             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3577                 //packages.push_back(package);
3578                 CFArrayAppendValue(packages_, [package retain]);
3579
3580         _trace();
3581
3582         /*if (packages.empty())
3583             packages_ = [[NSArray alloc] init];
3584         else
3585             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3586         _trace();*/
3587
3588         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3589         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3590         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3591
3592         /*_trace();
3593         PrintTimes();
3594         _trace();*/
3595
3596         _trace();
3597
3598         /*if (!packages.empty())
3599             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3600         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3601
3602         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3603
3604         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3605
3606         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3607
3608         _trace();
3609
3610         size_t count(CFArrayGetCount(packages_));
3611         MetaFile_->active_ = count;
3612
3613         for (size_t index(0); index != count; ++index)
3614             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3615
3616         _trace();
3617     }
3618 } } CYPoolEnd() _trace(); }
3619
3620 - (void) clear {
3621 @synchronized (self) {
3622     delete resolver_;
3623     resolver_ = new pkgProblemResolver(cache_);
3624
3625     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3626         if (!cache_[iterator].Keep())
3627             cache_->MarkKeep(iterator, false);
3628         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3629             cache_->SetReInstall(iterator, false);
3630 } }
3631
3632 - (void) configure {
3633     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3634     _trace();
3635     system([dpkg UTF8String]);
3636     _trace();
3637 }
3638
3639 - (bool) clean {
3640     // XXX: I don't remember this condition
3641     if (lock_ != NULL)
3642         return false;
3643
3644     FileFd Lock;
3645     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3646
3647     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3648
3649     if ([self popErrorWithTitle:title])
3650         return false;
3651
3652     pkgAcquire fetcher;
3653     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3654
3655     class LogCleaner :
3656         public pkgArchiveCleaner
3657     {
3658       protected:
3659         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3660             unlink(File);
3661         }
3662     } cleaner;
3663
3664     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3665         return false;
3666
3667     return true;
3668 }
3669
3670 - (bool) prepare {
3671     fetcher_->Shutdown();
3672
3673     pkgRecords records(cache_);
3674
3675     lock_ = new FileFd();
3676     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3677
3678     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3679
3680     if ([self popErrorWithTitle:title])
3681         return false;
3682
3683     pkgSourceList list;
3684     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3685         return false;
3686
3687     manager_ = (_system->CreatePM(cache_));
3688     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3689         return false;
3690
3691     return true;
3692 }
3693
3694 - (void) perform {
3695     bool substrate(RestartSubstrate_);
3696     RestartSubstrate_ = false;
3697
3698     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3699
3700     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3701         pkgSourceList list;
3702         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3703             return;
3704         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3705             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3706     }
3707
3708     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3709
3710     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3711         _trace();
3712         [self popErrorWithTitle:title];
3713         return;
3714     }
3715
3716     bool failed = false;
3717     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3718         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3719             continue;
3720         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3721             continue;
3722
3723         failed = true;
3724     }
3725
3726     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3727
3728     if (failed) {
3729         _trace();
3730         return;
3731     }
3732
3733     if (substrate)
3734         RestartSubstrate_ = true;
3735
3736     _system->UnLock();
3737     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3738
3739     if (_error->PendingError()) {
3740         _trace();
3741         return;
3742     }
3743
3744     if (result == pkgPackageManager::Failed) {
3745         _trace();
3746         return;
3747     }
3748
3749     if (result != pkgPackageManager::Completed) {
3750         _trace();
3751         return;
3752     }
3753
3754     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3755         pkgSourceList list;
3756         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3757             return;
3758         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3759             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3760     }
3761
3762     if (![before isEqualToArray:after])
3763         [self update];
3764 }
3765
3766 - (bool) upgrade {
3767     NSString *title(UCLocalize("UPGRADE"));
3768     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3769         return false;
3770     return true;
3771 }
3772
3773 - (void) update {
3774     [self updateWithStatus:status_];
3775 }
3776
3777 - (void) updateWithStatus:(Status &)status {
3778     NSString *title(UCLocalize("REFRESHING_DATA"));
3779
3780     pkgSourceList list;
3781     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3782         return;
3783
3784     FileFd lock;
3785     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3786     if ([self popErrorWithTitle:title])
3787         return;
3788
3789     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3790
3791     bool success(ListUpdate(status, list, PulseInterval_));
3792     if (status.WasCancelled())
3793         _error->Discard();
3794     else
3795         [self popErrorWithTitle:title forOperation:success];
3796
3797     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3798
3799     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3800     Changed_ = true;
3801 }
3802
3803 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3804     delegate_ = delegate;
3805 }
3806
3807 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3808     progress_ = delegate;
3809     status_.setDelegate(delegate);
3810 }
3811
3812 - (NSObject<ProgressDelegate> *) progressDelegate {
3813     return progress_;
3814 }
3815
3816 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3817     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3818     return i == sourceMap_.end() ? nil : i->second;
3819 }
3820
3821 - (NSString *) mappedSectionForPointer:(const char *)section {
3822     _H<NSString> *mapped;
3823
3824     _profile(Database$mappedSectionForPointer$Cache)
3825         mapped = &sections_[section];
3826     _end
3827
3828     if (*mapped == NULL) {
3829         size_t length(strlen(section));
3830         char spaced[length + 1];
3831
3832         _profile(Database$mappedSectionForPointer$Replace)
3833             for (size_t index(0); index != length; ++index)
3834                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3835             spaced[length] = '\0';
3836         _end
3837
3838         NSString *string;
3839
3840         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3841             string = [NSString stringWithUTF8String:spaced];
3842         _end
3843
3844         _profile(Database$mappedSectionForPointer$Map)
3845             string = [SectionMap_ objectForKey:string] ?: string;
3846         _end
3847
3848         *mapped = string;
3849     } return *mapped;
3850 }
3851
3852 @end
3853 /* }}} */
3854
3855 static NSMutableSet *Diversions_;
3856
3857 @interface Diversion : NSObject {
3858     Pcre pattern_;
3859     _H<NSString> key_;
3860     _H<NSString> format_;
3861 }
3862
3863 @end
3864
3865 @implementation Diversion
3866
3867 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3868     if ((self = [super init]) != nil) {
3869         pattern_ = [from UTF8String];
3870         key_ = from;
3871         format_ = to;
3872     } return self;
3873 }
3874
3875 - (NSString *) divert:(NSString *)url {
3876     return !pattern_(url) ? nil : pattern_->*format_;
3877 }
3878
3879 + (NSURL *) divertURL:(NSURL *)url {
3880   divert:
3881     NSString *href([url absoluteString]);
3882
3883     for (Diversion *diversion in Diversions_)
3884         if (NSString *diverted = [diversion divert:href]) {
3885 #if !ForRelease
3886             NSLog(@"div: %@", diverted);
3887 #endif
3888             url = [NSURL URLWithString:diverted];
3889             goto divert;
3890         }
3891
3892     return url;
3893 }
3894
3895 - (NSString *) key {
3896     return key_;
3897 }
3898
3899 - (NSUInteger) hash {
3900     return [key_ hash];
3901 }
3902
3903 - (BOOL) isEqual:(Diversion *)object {
3904     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3905 }
3906
3907 @end
3908
3909 @interface CydiaObject : NSObject {
3910     id indirect_;
3911     _transient id delegate_;
3912 }
3913
3914 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3915
3916 @end
3917
3918 @interface CydiaWebViewController : CyteWebViewController {
3919     CydiaObject *cydia_;
3920 }
3921
3922 + (void) addDiversion:(Diversion *)diversion;
3923
3924 @end
3925
3926 /* Web Scripting {{{ */
3927 @implementation CydiaObject
3928
3929 - (void) dealloc {
3930     [indirect_ release];
3931     [super dealloc];
3932 }
3933
3934 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3935     if ((self = [super init]) != nil) {
3936         indirect_ = [indirect retain];
3937     } return self;
3938 }
3939
3940 - (void) setDelegate:(id)delegate {
3941     delegate_ = delegate;
3942 }
3943
3944 + (NSArray *) _attributeKeys {
3945     return [NSArray arrayWithObjects:
3946         @"device",
3947         @"ecid",
3948         @"firmware",
3949         @"hostname",
3950         @"idiom",
3951         @"model",
3952         @"plmn",
3953         @"role",
3954         @"serial",
3955         @"token",
3956         @"version",
3957     nil];
3958 }
3959
3960 - (NSArray *) attributeKeys {
3961     return [[self class] _attributeKeys];
3962 }
3963
3964 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3965     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3966 }
3967
3968 - (NSString *) version {
3969     return @ Cydia_;
3970 }
3971
3972 - (NSString *) device {
3973     return [[UIDevice currentDevice] uniqueIdentifier];
3974 }
3975
3976 - (NSString *) firmware {
3977     return [[UIDevice currentDevice] systemVersion];
3978 }
3979
3980 - (NSString *) hostname {
3981     return [[UIDevice currentDevice] name];
3982 }
3983
3984 - (NSString *) idiom {
3985     return (id) Idiom_ ?: [NSNull null];
3986 }
3987
3988 - (NSString *) plmn {
3989     return (id) PLMN_ ?: [NSNull null];
3990 }
3991
3992 - (NSString *) ecid {
3993     return (id) ChipID_ ?: [NSNull null];
3994 }
3995
3996 - (NSString *) serial {
3997     return SerialNumber_;
3998 }
3999
4000 - (NSString *) role {
4001     return (id) Role_ ?: [NSNull null];
4002 }
4003
4004 - (NSString *) model {
4005     return [NSString stringWithUTF8String:Machine_];
4006 }
4007
4008 - (NSString *) token {
4009     return (id) Token_ ?: [NSNull null];
4010 }
4011
4012 + (NSString *) webScriptNameForSelector:(SEL)selector {
4013     if (false);
4014     else if (selector == @selector(addBridgedHost:))
4015         return @"addBridgedHost";
4016     else if (selector == @selector(addPipelinedHost:scheme:))
4017         return @"addPipelinedHost";
4018     else if (selector == @selector(addTrivialSource:))
4019         return @"addTrivialSource";
4020     else if (selector == @selector(close))
4021         return @"close";
4022     else if (selector == @selector(divert::))
4023         return @"divert";
4024     else if (selector == @selector(du:))
4025         return @"du";
4026     else if (selector == @selector(stringWithFormat:arguments:))
4027         return @"format";
4028     else if (selector == @selector(getAllSources))
4029         return @"getAllSourcs";
4030     else if (selector == @selector(getKernelNumber:))
4031         return @"getKernelNumber";
4032     else if (selector == @selector(getKernelString:))
4033         return @"getKernelString";
4034     else if (selector == @selector(getInstalledPackages))
4035         return @"getInstalledPackages";
4036     else if (selector == @selector(getLocaleIdentifier))
4037         return @"getLocaleIdentifier";
4038     else if (selector == @selector(getPreferredLanguages))
4039         return @"getPreferredLanguages";
4040     else if (selector == @selector(getPackageById:))
4041         return @"getPackageById";
4042     else if (selector == @selector(getSessionValue:))
4043         return @"getSessionValue";
4044     else if (selector == @selector(installPackages:))
4045         return @"installPackages";
4046     else if (selector == @selector(localizedStringForKey:value:table:))
4047         return @"localize";
4048     else if (selector == @selector(popViewController:))
4049         return @"popViewController";
4050     else if (selector == @selector(refreshSources))
4051         return @"refreshSources";
4052     else if (selector == @selector(removeButton))
4053         return @"removeButton";
4054     else if (selector == @selector(setSessionValue::))
4055         return @"setSessionValue";
4056     else if (selector == @selector(substitutePackageNames:))
4057         return @"substitutePackageNames";
4058     else if (selector == @selector(scrollToBottom:))
4059         return @"scrollToBottom";
4060     else if (selector == @selector(setAllowsNavigationAction:))
4061         return @"setAllowsNavigationAction";
4062     else if (selector == @selector(setBadgeValue:))
4063         return @"setBadgeValue";
4064     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4065         return @"setButtonImage";
4066     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4067         return @"setButtonTitle";
4068     else if (selector == @selector(setHidesBackButton:))
4069         return @"setHidesBackButton";
4070     else if (selector == @selector(setHidesNavigationBar:))
4071         return @"setHidesNavigationBar";
4072     else if (selector == @selector(setNavigationBarStyle:))
4073         return @"setNavigationBarStyle";
4074     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4075         return @"setNavigationBarTintColor";
4076     else if (selector == @selector(setPasteboardString:))
4077         return @"setPasteboardString";
4078     else if (selector == @selector(setPasteboardURL:))
4079         return @"setPasteboardURL";
4080     else if (selector == @selector(setToken:))
4081         return @"setToken";
4082     else if (selector == @selector(setViewportWidth:))
4083         return @"setViewportWidth";
4084     else if (selector == @selector(statfs:))
4085         return @"statfs";
4086     else if (selector == @selector(supports:))
4087         return @"supports";
4088     else
4089         return nil;
4090 }
4091
4092 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4093     return [self webScriptNameForSelector:selector] == nil;
4094 }
4095
4096 - (BOOL) supports:(NSString *)feature {
4097     return [feature isEqualToString:@"window.open"];
4098 }
4099
4100 - (void) divert:(NSString *)from :(NSString *)to {
4101     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4102 }
4103
4104 - (NSNumber *) getKernelNumber:(NSString *)name {
4105     const char *string([name UTF8String]);
4106
4107     size_t size;
4108     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4109         return (id) [NSNull null];
4110
4111     if (size != sizeof(int))
4112         return (id) [NSNull null];
4113
4114     int value;
4115     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4116         return (id) [NSNull null];
4117
4118     return [NSNumber numberWithInt:value];
4119 }
4120
4121 - (NSString *) getKernelString:(NSString *)name {
4122     const char *string([name UTF8String]);
4123
4124     size_t size;
4125     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4126         return (id) [NSNull null];
4127
4128     char value[size + 1];
4129     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4130         return (id) [NSNull null];
4131
4132     // XXX: just in case you request something ludicrous
4133     value[size] = '\0';
4134
4135     return [NSString stringWithCString:value];
4136 }
4137
4138 - (id) getSessionValue:(NSString *)key {
4139 @synchronized (SessionData_) {
4140     return [SessionData_ objectForKey:key];
4141 } }
4142
4143 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4144 @synchronized (SessionData_) {
4145     if (value == (id) [WebUndefined undefined])
4146         [SessionData_ removeObjectForKey:key];
4147     else
4148         [SessionData_ setObject:value forKey:key];
4149 } }
4150
4151 - (void) addBridgedHost:(NSString *)host {
4152 @synchronized (HostConfig_) {
4153     [BridgedHosts_ addObject:host];
4154 } }
4155
4156 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4157 @synchronized (HostConfig_) {
4158     if (scheme != (id) [WebUndefined undefined])
4159         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4160
4161     [PipelinedHosts_ addObject:host];
4162 } }
4163
4164 - (void) popViewController:(NSNumber *)value {
4165     if (value == (id) [WebUndefined undefined])
4166         value = [NSNumber numberWithBool:YES];
4167     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4168 }
4169
4170 - (void) addTrivialSource:(NSString *)href {
4171     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4172 }
4173
4174 - (void) refreshSources {
4175     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4176 }
4177
4178 - (NSArray *) getAllSources {
4179     return [[Database sharedInstance] sources];
4180 }
4181
4182 - (NSArray *) getInstalledPackages {
4183     Database *database([Database sharedInstance]);
4184 @synchronized (database) {
4185     NSArray *packages([database packages]);
4186     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4187     for (Package *package in packages)
4188         if (![package uninstalled])
4189             [installed addObject:package];
4190     return installed;
4191 } }
4192
4193 - (Package *) getPackageById:(NSString *)id {
4194     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4195         [package parse];
4196         return package;
4197     } else
4198         return (Package *) [NSNull null];
4199 }
4200
4201 - (NSString *) getLocaleIdentifier {
4202     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4203 }
4204
4205 - (NSArray *) getPreferredLanguages {
4206     return Languages_;
4207 }
4208
4209 - (NSArray *) statfs:(NSString *)path {
4210     struct statfs stat;
4211
4212     if (path == nil || statfs([path UTF8String], &stat) == -1)
4213         return nil;
4214
4215     return [NSArray arrayWithObjects:
4216         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4217         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4218         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4219     nil];
4220 }
4221
4222 - (NSNumber *) du:(NSString *)path {
4223     NSNumber *value(nil);
4224
4225     int fds[2];
4226     _assert(pipe(fds) != -1);
4227
4228     pid_t pid(ExecFork());
4229     if (pid == 0) {
4230         _assert(dup2(fds[1], 1) != -1);
4231         _assert(close(fds[0]) != -1);
4232         _assert(close(fds[1]) != -1);
4233         /* XXX: this should probably not use du */
4234         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4235         exit(1);
4236         _assert(false);
4237     }
4238
4239     _assert(close(fds[1]) != -1);
4240
4241     if (FILE *du = fdopen(fds[0], "r")) {
4242         char line[1024];
4243         while (fgets(line, sizeof(line), du) != NULL) {
4244             size_t length(strlen(line));
4245             while (length != 0 && line[length - 1] == '\n')
4246                 line[--length] = '\0';
4247             if (char *tab = strchr(line, '\t')) {
4248                 *tab = '\0';
4249                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4250             }
4251         }
4252
4253         fclose(du);
4254     } else _assert(close(fds[0]));
4255
4256     int status;
4257   wait:
4258     if (waitpid(pid, &status, 0) == -1)
4259         if (errno == EINTR)
4260             goto wait;
4261         else _assert(false);
4262
4263     return value;
4264 }
4265
4266 - (void) close {
4267     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4268 }
4269
4270 - (void) installPackages:(NSArray *)packages {
4271     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4272 }
4273
4274 - (NSString *) substitutePackageNames:(NSString *)message {
4275     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4276     for (size_t i(0), e([words count]); i != e; ++i) {
4277         NSString *word([words objectAtIndex:i]);
4278         if (Package *package = [[Database sharedInstance] packageWithName:word])
4279             [words replaceObjectAtIndex:i withObject:[package name]];
4280     }
4281
4282     return [words componentsJoinedByString:@" "];
4283 }
4284
4285 - (void) removeButton {
4286     [indirect_ removeButton];
4287 }
4288
4289 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4290     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4291 }
4292
4293 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4294     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4295 }
4296
4297 - (void) setBadgeValue:(id)value {
4298     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4299 }
4300
4301 - (void) setAllowsNavigationAction:(NSString *)value {
4302     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4303 }
4304
4305 - (void) setHidesBackButton:(NSString *)value {
4306     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4307 }
4308
4309 - (void) setHidesNavigationBar:(NSString *)value {
4310     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4311 }
4312
4313 - (void) setNavigationBarStyle:(NSString *)value {
4314     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4315 }
4316
4317 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4318     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4319     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4320     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4321 }
4322
4323 - (void) setPasteboardString:(NSString *)value {
4324     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4325 }
4326
4327 - (void) setPasteboardURL:(NSString *)value {
4328     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4329 }
4330
4331 - (void) _setToken:(NSString *)token {
4332     Token_ = token;
4333
4334     if (token == nil)
4335         [Metadata_ removeObjectForKey:@"Token"];
4336     else
4337         [Metadata_ setObject:Token_ forKey:@"Token"];
4338
4339     Changed_ = true;
4340 }
4341
4342 - (void) setToken:(NSString *)token {
4343     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4344 }
4345
4346 - (void) scrollToBottom:(NSNumber *)animated {
4347     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4348 }
4349
4350 - (void) setViewportWidth:(float)width {
4351     [indirect_ setViewportWidthOnMainThread:width];
4352 }
4353
4354 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4355     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4356     unsigned count([arguments count]);
4357     id values[count];
4358     for (unsigned i(0); i != count; ++i)
4359         values[i] = [arguments objectAtIndex:i];
4360     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4361 }
4362
4363 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4364     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4365         value = nil;
4366     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4367         table = nil;
4368     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4369 }
4370
4371 @end
4372 /* }}} */
4373
4374 /* @ Loading... Indicator {{{ */
4375 @interface CYLoadingIndicator : UIView {
4376     _H<UIActivityIndicatorView> spinner_;
4377     _H<UILabel> label_;
4378     _H<UIView> container_;
4379 }
4380
4381 @property (readonly, nonatomic) UILabel *label;
4382 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4383
4384 @end
4385
4386 @implementation CYLoadingIndicator
4387
4388 - (id) initWithFrame:(CGRect)frame {
4389     if ((self = [super initWithFrame:frame]) != nil) {
4390         container_ = [[[UIView alloc] init] autorelease];
4391         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4392
4393         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4394         [spinner_ startAnimating];
4395         [container_ addSubview:spinner_];
4396
4397         label_ = [[[UILabel alloc] init] autorelease];
4398         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4399         [label_ setBackgroundColor:[UIColor clearColor]];
4400         [label_ setTextColor:[UIColor blackColor]];
4401         [label_ setShadowColor:[UIColor whiteColor]];
4402         [label_ setShadowOffset:CGSizeMake(0, 1)];
4403         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4404         [container_ addSubview:label_];
4405
4406         CGSize viewsize = frame.size;
4407         CGSize spinnersize = [spinner_ bounds].size;
4408         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4409         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4410
4411         CGRect containrect = {
4412             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4413             CGSizeMake(bothwidth, spinnersize.height)
4414         };
4415         CGRect textrect = {
4416             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4417             textsize
4418         };
4419         CGRect spinrect = {
4420             CGPointZero,
4421             spinnersize
4422         };
4423
4424         [container_ setFrame:containrect];
4425         [spinner_ setFrame:spinrect];
4426         [label_ setFrame:textrect];
4427         [self addSubview:container_];
4428     } return self;
4429 }
4430
4431 - (UILabel *) label {
4432     return label_;
4433 }
4434
4435 - (UIActivityIndicatorView *) activityIndicatorView {
4436     return spinner_;
4437 }
4438
4439 @end
4440 /* }}} */
4441 /* Emulated Loading Controller {{{ */
4442 @interface CYEmulatedLoadingController : CYViewController {
4443     _transient Database *database_;
4444     _H<CYLoadingIndicator> indicator_;
4445     _H<UITabBar> tabbar_;
4446     _H<UINavigationBar> navbar_;
4447 }
4448
4449 @end
4450
4451 @implementation CYEmulatedLoadingController
4452
4453 - (id) initWithDatabase:(Database *)database {
4454     if ((self = [super init]) != nil) {
4455         database_ = database;
4456     } return self;
4457 }
4458
4459 - (void) loadView {
4460     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4461
4462     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4463     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4464     [[self view] addSubview:table];
4465
4466     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4467     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4468     [[self view] addSubview:indicator_];
4469
4470     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4471     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4472     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4473     [[self view] addSubview:tabbar_];
4474
4475     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4476     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4477     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4478     [[self view] addSubview:navbar_];
4479 }
4480
4481 - (void) releaseSubviews {
4482     indicator_ = nil;
4483     tabbar_ = nil;
4484     navbar_ = nil;
4485 }
4486
4487 @end
4488 /* }}} */
4489
4490 /* Cydia Browser Controller {{{ */
4491 @implementation CydiaWebViewController
4492
4493 - (void) dealloc {
4494     [cydia_ release];
4495     [super dealloc];
4496 }
4497
4498 - (NSURL *) navigationURL {
4499     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4500 }
4501
4502 + (void) initialize {
4503     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4504 }
4505
4506 + (void) addDiversion:(Diversion *)diversion {
4507     [Diversions_ addObject:diversion];
4508 }
4509
4510 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4511     [super webView:view didClearWindowObject:window forFrame:frame];
4512
4513     WebDataSource *source([frame dataSource]);
4514     NSURLResponse *response([source response]);
4515     NSURL *url([response URL]);
4516     NSString *scheme([[url scheme] lowercaseString]);
4517
4518     bool bridged(false);
4519
4520     @synchronized (HostConfig_) {
4521         if ([scheme isEqualToString:@"file"])
4522             bridged = true;
4523         else if ([scheme isEqualToString:@"https"])
4524             if ([BridgedHosts_ containsObject:[url host]])
4525                 bridged = true;
4526     }
4527
4528     if (bridged)
4529         [window setValue:cydia_ forKey:@"cydia"];
4530 }
4531
4532 - (NSURL *) URLWithURL:(NSURL *)url {
4533     return [Diversion divertURL:url];
4534 }
4535
4536 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4537     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4538
4539     if (System_ != NULL)
4540         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4541     if (Machine_ != NULL)
4542         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4543     if (Token_ != nil)
4544         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4545
4546     return copy;
4547 }
4548
4549 - (void) setDelegate:(id)delegate {
4550     [super setDelegate:delegate];
4551     [cydia_ setDelegate:delegate];
4552 }
4553
4554 - (id) init {
4555     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4556         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4557
4558         WebView *webview([[webview_ _documentView] webView]);
4559
4560         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4561
4562         if (Safari_ != nil)
4563             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4564         if (Build_ != nil)
4565             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4566         if (Product_ != nil)
4567             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4568
4569         [webview setApplicationNameForUserAgent:application];
4570     } return self;
4571 }
4572
4573 @end
4574 /* }}} */
4575
4576 // CydiaScript {{{
4577 @interface NSObject (CydiaScript)
4578 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4579 @end
4580
4581 @implementation NSObject (CydiaScript)
4582
4583 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4584     return self;
4585 }
4586
4587 @end
4588
4589 @implementation NSArray (CydiaScript)
4590
4591 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4592     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4593     for (size_t i(0), e([self count]); i != e; ++i)
4594         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4595     return object;
4596 }
4597
4598 @end
4599
4600 @implementation NSDictionary (CydiaScript)
4601
4602 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4603     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4604     for (id i in self)
4605         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4606     return object;
4607 }
4608
4609 @end
4610 // }}}
4611
4612 /* Confirmation Controller {{{ */
4613 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4614     if (!iterator.end())
4615         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4616             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4617                 continue;
4618             pkgCache::PkgIterator package(dep.TargetPkg());
4619             if (package.end())
4620                 continue;
4621             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4622                 return true;
4623         }
4624
4625     return false;
4626 }
4627
4628 @protocol ConfirmationControllerDelegate
4629 - (void) cancelAndClear:(bool)clear;
4630 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4631 - (void) queue;
4632 @end
4633
4634 @interface ConfirmationController : CydiaWebViewController {
4635     _transient Database *database_;
4636
4637     UIAlertView *essential_;
4638
4639     NSDictionary *changes_;
4640     NSMutableArray *issues_;
4641     NSDictionary *sizes_;
4642
4643     BOOL substrate_;
4644 }
4645
4646 - (id) initWithDatabase:(Database *)database;
4647
4648 @end
4649
4650 @implementation ConfirmationController
4651
4652 - (void) dealloc {
4653     [changes_ release];
4654     [issues_ release];
4655     [sizes_ release];
4656
4657     if (essential_ != nil)
4658         [essential_ release];
4659
4660     [super dealloc];
4661 }
4662
4663 - (void) complete {
4664     if (substrate_)
4665         RestartSubstrate_ = true;
4666     [delegate_ confirmWithNavigationController:[self navigationController]];
4667 }
4668
4669 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4670     NSString *context([alert context]);
4671
4672     if ([context isEqualToString:@"remove"]) {
4673         if (button == [alert cancelButtonIndex])
4674             [self dismissModalViewControllerAnimated:YES];
4675         else if (button == [alert firstOtherButtonIndex]) {
4676             [self complete];
4677         }
4678
4679         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4680     } else if ([context isEqualToString:@"unable"]) {
4681         [self dismissModalViewControllerAnimated:YES];
4682         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4683     } else {
4684         [super alertView:alert clickedButtonAtIndex:button];
4685     }
4686 }
4687
4688 - (void) _doContinue {
4689     [self dismissModalViewControllerAnimated:YES];
4690     [delegate_ cancelAndClear:NO];
4691 }
4692
4693 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4694     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4695     return nil;
4696 }
4697
4698 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4699     [super webView:view didClearWindowObject:window forFrame:frame];
4700
4701     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4702         changes_, @"changes",
4703         issues_, @"issues",
4704         sizes_, @"sizes",
4705         self, @"queue",
4706     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4707 }
4708
4709 - (id) initWithDatabase:(Database *)database {
4710     if ((self = [super init]) != nil) {
4711         database_ = database;
4712
4713         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4714         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4715         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4716         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4717         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4718
4719         bool remove(false);
4720
4721         pkgCacheFile &cache([database_ cache]);
4722         NSArray *packages([database_ packages]);
4723         pkgDepCache::Policy *policy([database_ policy]);
4724
4725         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4726
4727         for (Package *package in packages) {
4728             pkgCache::PkgIterator iterator([package iterator]);
4729             NSString *name([package id]);
4730
4731             if ([package broken]) {
4732                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4733
4734                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4735                     name, @"package",
4736                     reasons, @"reasons",
4737                 nil]];
4738
4739                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4740                 if (ver.end())
4741                     continue;
4742
4743                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4744                     pkgCache::DepIterator start;
4745                     pkgCache::DepIterator end;
4746                     dep.GlobOr(start, end); // ++dep
4747
4748                     if (!cache->IsImportantDep(end))
4749                         continue;
4750                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4751                         continue;
4752
4753                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4754
4755                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4756                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4757                         clauses, @"clauses",
4758                     nil]];
4759
4760                     _forever {
4761                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4762
4763                         pkgCache::PkgIterator target(start.TargetPkg());
4764                         if (target->ProvidesList != 0)
4765                             reason = @"missing";
4766                         else {
4767                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4768                             if (!ver.end()) {
4769                                 reason = @"installed";
4770                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4771                             } else if (!cache[target].CandidateVerIter(cache).end())
4772                                 reason = @"uninstalled";
4773                             else if (target->ProvidesList == 0)
4774                                 reason = @"uninstallable";
4775                             else
4776                                 reason = @"virtual";
4777                         }
4778
4779                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4780                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4781                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4782                         nil]);
4783
4784                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4785                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4786                             version, @"version",
4787                             reason, @"reason",
4788                             installed, @"installed",
4789                         nil]];
4790
4791                         // yes, seriously. (wtf?)
4792                         if (start == end)
4793                             break;
4794                         ++start;
4795                     }
4796                 }
4797             }
4798
4799             pkgDepCache::StateCache &state(cache[iterator]);
4800
4801             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4802
4803             if (state.NewInstall())
4804                 [installs addObject:name];
4805             // XXX: else if (state.Install())
4806             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4807                 [reinstalls addObject:name];
4808             // XXX: move before previous if
4809             else if (state.Upgrade())
4810                 [upgrades addObject:name];
4811             else if (state.Downgrade())
4812                 [downgrades addObject:name];
4813             else if (!state.Delete())
4814                 // XXX: _assert(state.Keep());
4815                 continue;
4816             else if (special_r(name))
4817                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4818                     [NSNull null], @"package",
4819                     [NSArray arrayWithObjects:
4820                         [NSDictionary dictionaryWithObjectsAndKeys:
4821                             @"Conflicts", @"relationship",
4822                             [NSArray arrayWithObjects:
4823                                 [NSDictionary dictionaryWithObjectsAndKeys:
4824                                     name, @"package",
4825                                     [NSNull null], @"version",
4826                                     @"installed", @"reason",
4827                                 nil],
4828                             nil], @"clauses",
4829                         nil],
4830                     nil], @"reasons",
4831                 nil]];
4832             else {
4833                 if ([package essential])
4834                     remove = true;
4835                 [removes addObject:name];
4836             }
4837
4838             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4839             substrate_ |= DepSubstrate(iterator.CurrentVer());
4840         }
4841
4842         if (!remove)
4843             essential_ = nil;
4844         else if (Advanced_) {
4845             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4846
4847             essential_ = [[UIAlertView alloc]
4848                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4849                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4850                 delegate:self
4851                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4852                 otherButtonTitles:
4853                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4854                 nil
4855             ];
4856
4857             [essential_ setContext:@"remove"];
4858         } else {
4859             essential_ = [[UIAlertView alloc]
4860                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4861                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4862                 delegate:self
4863                 cancelButtonTitle:UCLocalize("OKAY")
4864                 otherButtonTitles:nil
4865             ];
4866
4867             [essential_ setContext:@"unable"];
4868         }
4869
4870         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4871             installs, @"installs",
4872             reinstalls, @"reinstalls",
4873             upgrades, @"upgrades",
4874             downgrades, @"downgrades",
4875             removes, @"removes",
4876         nil];
4877
4878         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4879             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4880             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4881         nil];
4882
4883         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4884
4885         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4886             initWithTitle:UCLocalize("CANCEL")
4887             style:UIBarButtonItemStylePlain
4888             target:self
4889             action:@selector(cancelButtonClicked)
4890         ] autorelease]];
4891     } return self;
4892 }
4893
4894 #if !AlwaysReload
4895 - (void) applyRightButton {
4896     if ([issues_ count] == 0 && ![self isLoading])
4897         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4898             initWithTitle:UCLocalize("CONFIRM")
4899             style:UIBarButtonItemStyleDone
4900             target:self
4901             action:@selector(confirmButtonClicked)
4902         ] autorelease]];
4903     else
4904         [[self navigationItem] setRightBarButtonItem:nil];
4905 }
4906 #endif
4907
4908 - (void) cancelButtonClicked {
4909     [self dismissModalViewControllerAnimated:YES];
4910     [delegate_ cancelAndClear:YES];
4911 }
4912
4913 #if !AlwaysReload
4914 - (void) confirmButtonClicked {
4915     if (essential_ != nil)
4916         [essential_ show];
4917     else
4918         [self complete];
4919 }
4920 #endif
4921
4922 @end
4923 /* }}} */
4924
4925 /* Progress Data {{{ */
4926 @interface CydiaProgressData : NSObject {
4927     _transient id delegate_;
4928
4929     bool running_;
4930     float percent_;
4931
4932     float current_;
4933     float total_;
4934     float speed_;
4935
4936     _H<NSMutableArray> events_;
4937     _H<NSString> title_;
4938
4939     _H<NSString> status_;
4940     _H<NSString> finish_;
4941 }
4942
4943 @end
4944
4945 @implementation CydiaProgressData
4946
4947 + (NSArray *) _attributeKeys {
4948     return [NSArray arrayWithObjects:
4949         @"current",
4950         @"events",
4951         @"finish",
4952         @"percent",
4953         @"running",
4954         @"speed",
4955         @"title",
4956         @"total",
4957     nil];
4958 }
4959
4960 - (NSArray *) attributeKeys {
4961     return [[self class] _attributeKeys];
4962 }
4963
4964 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4965     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4966 }
4967
4968 - (id) init {
4969     if ((self = [super init]) != nil) {
4970         events_ = [NSMutableArray arrayWithCapacity:32];
4971     } return self;
4972 }
4973
4974 - (void) setDelegate:(id)delegate {
4975     delegate_ = delegate;
4976 }
4977
4978 - (void) setPercent:(float)value {
4979     percent_ = value;
4980 }
4981
4982 - (NSNumber *) percent {
4983     return [NSNumber numberWithFloat:percent_];
4984 }
4985
4986 - (void) setCurrent:(float)value {
4987     current_ = value;
4988 }
4989
4990 - (NSNumber *) current {
4991     return [NSNumber numberWithFloat:current_];
4992 }
4993
4994 - (void) setTotal:(float)value {
4995     total_ = value;
4996 }
4997
4998 - (NSNumber *) total {
4999     return [NSNumber numberWithFloat:total_];
5000 }
5001
5002 - (void) setSpeed:(float)value {
5003     speed_ = value;
5004 }
5005
5006 - (NSNumber *) speed {
5007     return [NSNumber numberWithFloat:speed_];
5008 }
5009
5010 - (NSArray *) events {
5011     return events_;
5012 }
5013
5014 - (void) removeAllEvents {
5015     [events_ removeAllObjects];
5016 }
5017
5018 - (void) addEvent:(CydiaProgressEvent *)event {
5019     [events_ addObject:event];
5020 }
5021
5022 - (void) setTitle:(NSString *)text {
5023     title_ = text;
5024 }
5025
5026 - (NSString *) title {
5027     return title_;
5028 }
5029
5030 - (void) setFinish:(NSString *)text {
5031     finish_ = text;
5032 }
5033
5034 - (NSString *) finish {
5035     return (id) finish_ ?: [NSNull null];
5036 }
5037
5038 - (void) setRunning:(bool)running {
5039     running_ = running;
5040 }
5041
5042 - (NSNumber *) running {
5043     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5044 }
5045
5046 @end
5047 /* }}} */
5048 /* Progress Controller {{{ */
5049 @interface ProgressController : CydiaWebViewController <
5050     ProgressDelegate
5051 > {
5052     _transient Database *database_;
5053     _H<CydiaProgressData> progress_;
5054     unsigned cancel_;
5055 }
5056
5057 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5058
5059 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5060
5061 - (void) setTitle:(NSString *)title;
5062 - (void) setCancellable:(bool)cancellable;
5063
5064 @end
5065
5066 @implementation ProgressController
5067
5068 - (void) dealloc {
5069     [database_ setProgressDelegate:nil];
5070     [progress_ setDelegate:nil];
5071     [super dealloc];
5072 }
5073
5074 - (void) updateCancel {
5075     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5076         initWithTitle:UCLocalize("CANCEL")
5077         style:UIBarButtonItemStylePlain
5078         target:self
5079         action:@selector(cancel)
5080     ] autorelease] : nil)];
5081 }
5082
5083 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5084     if ((self = [super init]) != nil) {
5085         database_ = database;
5086         delegate_ = delegate;
5087
5088         [database_ setProgressDelegate:self];
5089
5090         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5091         [progress_ setDelegate:self];
5092
5093         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5094
5095         [scroller_ setBackgroundColor:[UIColor blackColor]];
5096
5097         [[self navigationItem] setHidesBackButton:YES];
5098
5099         [self updateCancel];
5100     } return self;
5101 }
5102
5103 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5104     [super webView:view didClearWindowObject:window forFrame:frame];
5105     [window setValue:progress_ forKey:@"cydiaProgress"];
5106 }
5107
5108 - (void) updateProgress {
5109     [self dispatchEvent:@"CydiaProgressUpdate"];
5110 }
5111
5112 - (void) viewWillAppear:(BOOL)animated {
5113     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5114     [super viewWillAppear:animated];
5115 }
5116
5117 - (void) close {
5118     UpdateExternalStatus(0);
5119
5120     switch (Finish_) {
5121         case 0:
5122         break;
5123
5124         case 1:
5125             [delegate_ terminateWithSuccess];
5126             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5127                 [delegate_ suspendWithAnimation:YES];
5128             else
5129                 [delegate_ suspend];*/
5130         break;
5131
5132         case 2:
5133             _trace();
5134             goto reload;
5135
5136         case 3:
5137             _trace();
5138             goto reload;
5139
5140         reload:
5141             system("/usr/bin/sbreload");
5142             _trace();
5143         break;
5144
5145         case 4:
5146             _trace();
5147             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5148                 SBReboot(SBSSpringBoardServerPort());
5149             else
5150                 reboot2(RB_AUTOBOOT);
5151         break;
5152     }
5153
5154     [super close];
5155 }
5156
5157 - (void) setTitle:(NSString *)title {
5158     [progress_ setTitle:title];
5159     [self updateProgress];
5160 }
5161
5162 - (UIBarButtonItem *) rightButton {
5163     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5164         initWithTitle:UCLocalize("CLOSE")
5165         style:UIBarButtonItemStylePlain
5166         target:self
5167         action:@selector(close)
5168     ] autorelease];
5169 }
5170
5171 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5172     UpdateExternalStatus(1);
5173
5174     [progress_ setRunning:true];
5175     [self setTitle:title];
5176     // implicit updateProgress
5177
5178     SHA1SumValue notifyconf; {
5179         FileFd file;
5180         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5181             _error->Discard();
5182         else {
5183             MMap mmap(file, MMap::ReadOnly);
5184             SHA1Summation sha1;
5185             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5186             notifyconf = sha1.Result();
5187         }
5188     }
5189
5190     SHA1SumValue springlist; {
5191         FileFd file;
5192         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5193             _error->Discard();
5194         else {
5195             MMap mmap(file, MMap::ReadOnly);
5196             SHA1Summation sha1;
5197             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5198             springlist = sha1.Result();
5199         }
5200     }
5201
5202     if (invocation != nil) {
5203         [invocation yieldToSelector:@selector(invoke)];
5204         [self setTitle:@"COMPLETE"];
5205     }
5206
5207     if (Finish_ < 4) {
5208         FileFd file;
5209         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5210             _error->Discard();
5211         else {
5212             MMap mmap(file, MMap::ReadOnly);
5213             SHA1Summation sha1;
5214             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5215             if (!(notifyconf == sha1.Result()))
5216                 Finish_ = 4;
5217         }
5218     }
5219
5220     if (Finish_ < 3) {
5221         FileFd file;
5222         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5223             _error->Discard();
5224         else {
5225             MMap mmap(file, MMap::ReadOnly);
5226             SHA1Summation sha1;
5227             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5228             if (!(springlist == sha1.Result()))
5229                 Finish_ = 3;
5230         }
5231     }
5232
5233     if (Finish_ < 2) {
5234         if (RestartSubstrate_)
5235             Finish_ = 2;
5236     }
5237
5238     RestartSubstrate_ = false;
5239
5240     switch (Finish_) {
5241         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5242         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5243         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5244         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5245         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5246     }
5247
5248     _trace();
5249     system("su -c /usr/bin/uicache mobile");
5250     _trace();
5251
5252     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5253
5254     [progress_ setRunning:false];
5255     [self updateProgress];
5256
5257     [self applyRightButton];
5258 }
5259
5260 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5261     [progress_ addEvent:event];
5262     [self updateProgress];
5263 }
5264
5265 - (bool) isProgressCancelled {
5266     return cancel_ == 2;
5267 }
5268
5269 - (void) cancel {
5270     cancel_ = 2;
5271     [self updateCancel];
5272 }
5273
5274 - (void) setCancellable:(bool)cancellable {
5275     unsigned cancel(cancel_);
5276
5277     if (!cancellable)
5278         cancel_ = 0;
5279     else if (cancel_ == 0)
5280         cancel_ = 1;
5281
5282     if (cancel != cancel_)
5283         [self updateCancel];
5284 }
5285
5286 - (void) setProgressCancellable:(NSNumber *)cancellable {
5287     [self setCancellable:[cancellable boolValue]];
5288 }
5289
5290 - (void) setProgressPercent:(NSNumber *)percent {
5291     [progress_ setPercent:[percent floatValue]];
5292     [self updateProgress];
5293 }
5294
5295 - (void) setProgressStatus:(NSDictionary *)status {
5296     if (status == nil) {
5297         [progress_ setCurrent:0];
5298         [progress_ setTotal:0];
5299         [progress_ setSpeed:0];
5300     } else {
5301         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5302
5303         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5304         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5305         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5306     }
5307
5308     [self updateProgress];
5309 }
5310
5311 @end
5312 /* }}} */
5313
5314 /* Cell Content View {{{ */
5315 @protocol ContentDelegate
5316 - (void) drawContentRect:(CGRect)rect;
5317 @end
5318
5319 @interface ContentView : UIView {
5320     _transient id<ContentDelegate> delegate_;
5321 }
5322
5323 @end
5324
5325 @implementation ContentView
5326
5327 - (id) initWithFrame:(CGRect)frame {
5328     if ((self = [super initWithFrame:frame]) != nil) {
5329         [self setNeedsDisplayOnBoundsChange:YES];
5330     } return self;
5331 }
5332
5333 - (void) setDelegate:(id<ContentDelegate>)delegate {
5334     delegate_ = delegate;
5335 }
5336
5337 - (void) drawRect:(CGRect)rect {
5338     [super drawRect:rect];
5339     [delegate_ drawContentRect:rect];
5340 }
5341
5342 @end
5343 /* }}} */
5344 /* Cydia TableView Cell {{{ */
5345 @interface CYTableViewCell : UITableViewCell {
5346     ContentView *content_;
5347     bool highlighted_;
5348 }
5349
5350 @end
5351
5352 @implementation CYTableViewCell
5353
5354 - (void) dealloc {
5355     [content_ release];
5356     [super dealloc];
5357 }
5358
5359 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5360     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5361
5362     if (view == content_) {
5363         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5364         highlighted_ = highlighted;
5365     }
5366
5367     [super _updateHighlightColorsForView:view highlighted:highlighted];
5368 }
5369
5370 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5371     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5372     highlighted_ = selected;
5373
5374     [super setSelected:selected animated:animated];
5375     [content_ setNeedsDisplay];
5376 }
5377
5378 @end
5379 /* }}} */
5380
5381 /* Package Cell {{{ */
5382 @interface PackageCell : CYTableViewCell <
5383     ContentDelegate
5384 > {
5385     UIImage *icon_;
5386     NSString *name_;
5387     NSString *description_;
5388     bool commercial_;
5389     NSString *source_;
5390     UIImage *badge_;
5391     Package *package_;
5392     UIImage *placard_;
5393 }
5394
5395 - (PackageCell *) init;
5396 - (void) setPackage:(Package *)package;
5397
5398 - (void) drawContentRect:(CGRect)rect;
5399
5400 @end
5401
5402 @implementation PackageCell
5403
5404 - (void) clearPackage {
5405     if (icon_ != nil) {
5406         [icon_ release];
5407         icon_ = nil;
5408     }
5409
5410     if (name_ != nil) {
5411         [name_ release];
5412         name_ = nil;
5413     }
5414
5415     if (description_ != nil) {
5416         [description_ release];
5417         description_ = nil;
5418     }
5419
5420     if (source_ != nil) {
5421         [source_ release];
5422         source_ = nil;
5423     }
5424
5425     if (badge_ != nil) {
5426         [badge_ release];
5427         badge_ = nil;
5428     }
5429
5430     if (placard_ != nil) {
5431         [placard_ release];
5432         placard_ = nil;
5433     }
5434
5435     [package_ release];
5436     package_ = nil;
5437 }
5438
5439 - (void) dealloc {
5440     [self clearPackage];
5441     [super dealloc];
5442 }
5443
5444 - (PackageCell *) init {
5445     CGRect frame(CGRectMake(0, 0, 320, 74));
5446     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5447         UIView *content([self contentView]);
5448         CGRect bounds([content bounds]);
5449
5450         content_ = [[ContentView alloc] initWithFrame:bounds];
5451         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5452         [content addSubview:content_];
5453
5454         [content_ setDelegate:self];
5455         [content_ setOpaque:YES];
5456     } return self;
5457 }
5458
5459 - (NSString *) accessibilityLabel {
5460     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5461 }
5462
5463 - (void) setPackage:(Package *)package {
5464     [self clearPackage];
5465     [package parse];
5466
5467     Source *source = [package source];
5468
5469     icon_ = [[package icon] retain];
5470     name_ = [[package name] retain];
5471
5472     if (IsWildcat_)
5473         description_ = [package longDescription];
5474     if (description_ == nil)
5475         description_ = [package shortDescription];
5476     if (description_ != nil)
5477         description_ = [description_ retain];
5478
5479     commercial_ = [package isCommercial];
5480
5481     package_ = [package retain];
5482
5483     NSString *label = nil;
5484     bool trusted = false;
5485
5486     if (source != nil) {
5487         label = [source label];
5488         trusted = [source trusted];
5489     } else if ([[package id] isEqualToString:@"firmware"])
5490         label = UCLocalize("APPLE");
5491     else
5492         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5493
5494     NSString *from(label);
5495
5496     NSString *section = [package simpleSection];
5497     if (section != nil && ![section isEqualToString:label]) {
5498         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5499         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5500     }
5501
5502     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5503     source_ = [from retain];
5504
5505     if (NSString *purpose = [package primaryPurpose])
5506         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5507             badge_ = [badge_ retain];
5508
5509     UIColor *color;
5510     NSString *placard;
5511
5512     if (NSString *mode = [package_ mode]) {
5513         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5514             color = RemovingColor_;
5515             //placard = @"removing";
5516         } else {
5517             color = InstallingColor_;
5518             //placard = @"installing";
5519         }
5520
5521         // XXX: the removing/installing placards are not @2x
5522         placard = nil;
5523     } else {
5524         color = [UIColor whiteColor];
5525
5526         if ([package installed] != nil)
5527             placard = @"installed";
5528         else
5529             placard = nil;
5530     }
5531
5532     [content_ setBackgroundColor:color];
5533
5534     if (placard != nil)
5535         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5536             placard_ = [placard_ retain];
5537
5538     [self setNeedsDisplay];
5539     [content_ setNeedsDisplay];
5540 }
5541
5542 - (void) drawContentRect:(CGRect)rect {
5543     bool highlighted(highlighted_);
5544     float width([self bounds].size.width);
5545
5546 #if 0
5547     CGContextRef context(UIGraphicsGetCurrentContext());
5548     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5549     CGContextFillRect(context, rect);
5550 #endif
5551
5552     if (icon_ != nil) {
5553         CGRect rect;
5554         rect.size = [icon_ size];
5555
5556         rect.size.width /= 2;
5557         rect.size.height /= 2;
5558
5559         rect.origin.x = 25 - rect.size.width / 2;
5560         rect.origin.y = 25 - rect.size.height / 2;
5561
5562         [icon_ drawInRect:rect];
5563     }
5564
5565     if (badge_ != nil) {
5566         CGRect rect;
5567         rect.size = [badge_ size];
5568
5569         rect.size.width /= 2;
5570         rect.size.height /= 2;
5571
5572         rect.origin.x = 36 - rect.size.width / 2;
5573         rect.origin.y = 36 - rect.size.height / 2;
5574
5575         [badge_ drawInRect:rect];
5576     }
5577
5578     if (highlighted)
5579         UISetColor(White_);
5580
5581     if (!highlighted)
5582         UISetColor(commercial_ ? Purple_ : Black_);
5583     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5584     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5585
5586     if (!highlighted)
5587         UISetColor(commercial_ ? Purplish_ : Gray_);
5588     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5589
5590     if (placard_ != nil)
5591         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5592 }
5593
5594 @end
5595 /* }}} */
5596 /* Section Cell {{{ */
5597 @interface SectionCell : CYTableViewCell <
5598     ContentDelegate
5599 > {
5600     NSString *basic_;
5601     NSString *section_;
5602     NSString *name_;
5603     NSString *count_;
5604     UIImage *icon_;
5605     UISwitch *switch_;
5606     BOOL editing_;
5607 }
5608
5609 - (void) setSection:(Section *)section editing:(BOOL)editing;
5610
5611 @end
5612
5613 @implementation SectionCell
5614
5615 - (void) clearSection {
5616     if (basic_ != nil) {
5617         [basic_ release];
5618         basic_ = nil;
5619     }
5620
5621     if (section_ != nil) {
5622         [section_ release];
5623         section_ = nil;
5624     }
5625
5626     if (name_ != nil) {
5627         [name_ release];
5628         name_ = nil;
5629     }
5630
5631     if (count_ != nil) {
5632         [count_ release];
5633         count_ = nil;
5634     }
5635 }
5636
5637 - (void) dealloc {
5638     [self clearSection];
5639     [icon_ release];
5640     [switch_ release];
5641     [super dealloc];
5642 }
5643
5644 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5645     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5646         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5647         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5648         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5649
5650         UIView *content([self contentView]);
5651         CGRect bounds([content bounds]);
5652
5653         content_ = [[ContentView alloc] initWithFrame:bounds];
5654         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5655         [content addSubview:content_];
5656         [content_ setBackgroundColor:[UIColor whiteColor]];
5657
5658         [content_ setDelegate:self];
5659     } return self;
5660 }
5661
5662 - (void) onSwitch:(id)sender {
5663     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5664     if (metadata == nil) {
5665         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5666         [Sections_ setObject:metadata forKey:basic_];
5667     }
5668
5669     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5670     Changed_ = true;
5671 }
5672
5673 - (void) setSection:(Section *)section editing:(BOOL)editing {
5674     if (editing != editing_) {
5675         if (editing_)
5676             [switch_ removeFromSuperview];
5677         else
5678             [self addSubview:switch_];
5679         editing_ = editing;
5680     }
5681
5682     [self clearSection];
5683
5684     if (section == nil) {
5685         name_ = [UCLocalize("ALL_PACKAGES") retain];
5686         count_ = nil;
5687     } else {
5688         basic_ = [section name];
5689         if (basic_ != nil)
5690             basic_ = [basic_ retain];
5691
5692         section_ = [section localized];
5693         if (section_ != nil)
5694             section_ = [section_ retain];
5695
5696         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5697         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5698
5699         if (editing_)
5700             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5701     }
5702
5703     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5704     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5705
5706     [content_ setNeedsDisplay];
5707 }
5708
5709 - (void) setFrame:(CGRect)frame {
5710     [super setFrame:frame];
5711
5712     CGRect rect([switch_ frame]);
5713     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5714 }
5715
5716 - (NSString *) accessibilityLabel {
5717     return name_;
5718 }
5719
5720 - (void) drawContentRect:(CGRect)rect {
5721     bool highlighted(highlighted_ && !editing_);
5722
5723     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5724
5725     if (highlighted)
5726         UISetColor(White_);
5727
5728     float width(rect.size.width);
5729     if (editing_)
5730         width -= 87;
5731
5732     if (!highlighted)
5733         UISetColor(Black_);
5734     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5735
5736     CGSize size = [count_ sizeWithFont:Font14_];
5737
5738     UISetColor(White_);
5739     if (count_ != nil)
5740         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5741 }
5742
5743 @end
5744 /* }}} */
5745
5746 /* File Table {{{ */
5747 @interface FileTable : CYViewController <
5748     UITableViewDataSource,
5749     UITableViewDelegate
5750 > {
5751     _transient Database *database_;
5752     Package *package_;
5753     NSString *name_;
5754     NSMutableArray *files_;
5755     UITableView *list_;
5756 }
5757
5758 - (id) initWithDatabase:(Database *)database;
5759 - (void) setPackage:(Package *)package;
5760
5761 @end
5762
5763 @implementation FileTable
5764
5765 - (void) dealloc {
5766     [self releaseSubviews];
5767
5768     [package_ release];
5769     [name_ release];
5770     [files_ release];
5771
5772     [super dealloc];
5773 }
5774
5775 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5776     return files_ == nil ? 0 : [files_ count];
5777 }
5778
5779 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5780     return 24.0f;
5781 }*/
5782
5783 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5784     static NSString *reuseIdentifier = @"Cell";
5785
5786     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5787     if (cell == nil) {
5788         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5789         [cell setFont:[UIFont systemFontOfSize:16]];
5790     }
5791     [cell setText:[files_ objectAtIndex:indexPath.row]];
5792     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5793
5794     return cell;
5795 }
5796
5797 - (NSURL *) navigationURL {
5798     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5799 }
5800
5801 - (void) loadView {
5802     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5803
5804     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5805     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5806     [list_ setRowHeight:24.0f];
5807     [list_ setDataSource:self];
5808     [list_ setDelegate:self];
5809     [[self view] addSubview:list_];
5810 }
5811
5812 - (void) viewDidLoad {
5813     [super viewDidLoad];
5814
5815     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5816 }
5817
5818 - (void) releaseSubviews {
5819     [list_ release];
5820     list_ = nil;
5821 }
5822
5823 - (id) initWithDatabase:(Database *)database {
5824     if ((self = [super init]) != nil) {
5825         database_ = database;
5826
5827         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5828     } return self;
5829 }
5830
5831 - (void) setPackage:(Package *)package {
5832     if (package_ != nil) {
5833         [package_ autorelease];
5834         package_ = nil;
5835     }
5836
5837     if (name_ != nil) {
5838         [name_ release];
5839         name_ = nil;
5840     }
5841
5842     [files_ removeAllObjects];
5843
5844     if (package != nil) {
5845         package_ = [package retain];
5846         name_ = [[package id] retain];
5847
5848         if (NSArray *files = [package files])
5849             [files_ addObjectsFromArray:files];
5850
5851         if ([files_ count] != 0) {
5852             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5853                 [files_ removeObjectAtIndex:0];
5854             [files_ sortUsingSelector:@selector(compareByPath:)];
5855
5856             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5857             [stack addObject:@"/"];
5858
5859             for (int i(0), e([files_ count]); i != e; ++i) {
5860                 NSString *file = [files_ objectAtIndex:i];
5861                 while (![file hasPrefix:[stack lastObject]])
5862                     [stack removeLastObject];
5863                 NSString *directory = [stack lastObject];
5864                 [stack addObject:[file stringByAppendingString:@"/"]];
5865                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5866                     ([stack count] - 2) * 3, "",
5867                     [file substringFromIndex:[directory length]]
5868                 ]];
5869             }
5870         }
5871     }
5872
5873     [list_ reloadData];
5874 }
5875
5876 - (void) reloadData {
5877     [super reloadData];
5878
5879     [self setPackage:[database_ packageWithName:name_]];
5880 }
5881
5882 @end
5883 /* }}} */
5884 /* Package Controller {{{ */
5885 @interface CYPackageController : CydiaWebViewController <
5886     UIActionSheetDelegate
5887 > {
5888     _transient Database *database_;
5889     _H<Package> package_;
5890     _H<NSString> name_;
5891     bool commercial_;
5892     _H<NSMutableArray> buttons_;
5893     _H<UIBarButtonItem> button_;
5894 }
5895
5896 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5897
5898 @end
5899
5900 @implementation CYPackageController
5901
5902 - (NSURL *) navigationURL {
5903     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5904 }
5905
5906 /* XXX: this is not safe at all... localization of /fail/ */
5907 - (void) _clickButtonWithName:(NSString *)name {
5908     if ([name isEqualToString:UCLocalize("CLEAR")])
5909         [delegate_ clearPackage:package_];
5910     else if ([name isEqualToString:UCLocalize("INSTALL")])
5911         [delegate_ installPackage:package_];
5912     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5913         [delegate_ installPackage:package_];
5914     else if ([name isEqualToString:UCLocalize("REMOVE")])
5915         [delegate_ removePackage:package_];
5916     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5917         [delegate_ installPackage:package_];
5918     else _assert(false);
5919 }
5920
5921 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5922     NSString *context([sheet context]);
5923
5924     if ([context isEqualToString:@"modify"]) {
5925         if (button != [sheet cancelButtonIndex]) {
5926             NSString *buttonName = [buttons_ objectAtIndex:button];
5927             [self _clickButtonWithName:buttonName];
5928         }
5929
5930         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5931     }
5932 }
5933
5934 - (bool) _allowJavaScriptPanel {
5935     return commercial_;
5936 }
5937
5938 #if !AlwaysReload
5939 - (void) _customButtonClicked {
5940     int count([buttons_ count]);
5941     if (count == 0)
5942         return;
5943
5944     if (count == 1)
5945         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5946     else {
5947         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5948         [buttons addObjectsFromArray:buttons_];
5949
5950         UIActionSheet *sheet = [[[UIActionSheet alloc]
5951             initWithTitle:nil
5952             delegate:self
5953             cancelButtonTitle:nil
5954             destructiveButtonTitle:nil
5955             otherButtonTitles:nil
5956         ] autorelease];
5957
5958         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5959         if (!IsWildcat_) {
5960            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5961            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5962         }
5963         [sheet setContext:@"modify"];
5964
5965         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5966     }
5967 }
5968
5969 // We don't want to allow non-commercial packages to do custom things to the install button,
5970 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5971 - (void) customButtonClicked {
5972     if (commercial_)
5973         [super customButtonClicked];
5974     else
5975         [self _customButtonClicked];
5976 }
5977
5978 - (void) reloadButtonClicked {
5979     // Don't reload a commerical package by tapping the loading button,
5980     // but if it's not an Install button, we should forward it on.
5981     if (![package_ uninstalled])
5982         [self _customButtonClicked];
5983 }
5984
5985 - (void) applyLoadingTitle {
5986     // Don't show "Loading" as the title. Ever.
5987 }
5988
5989 - (UIBarButtonItem *) rightButton {
5990     return button_;
5991 }
5992 #endif
5993
5994 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5995     if ((self = [super init]) != nil) {
5996         database_ = database;
5997         buttons_ = [NSMutableArray arrayWithCapacity:4];
5998         name_ = [NSString stringWithString:name];
5999         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6000     } return self;
6001 }
6002
6003 - (void) reloadData {
6004     [super reloadData];
6005
6006     package_ = [database_ packageWithName:name_];
6007
6008     [buttons_ removeAllObjects];
6009
6010     if (package_ != nil) {
6011         [(Package *) package_ parse];
6012
6013         commercial_ = [package_ isCommercial];
6014
6015         if ([package_ mode] != nil)
6016             [buttons_ addObject:UCLocalize("CLEAR")];
6017         if ([package_ source] == nil);
6018         else if ([package_ upgradableAndEssential:NO])
6019             [buttons_ addObject:UCLocalize("UPGRADE")];
6020         else if ([package_ uninstalled])
6021             [buttons_ addObject:UCLocalize("INSTALL")];
6022         else
6023             [buttons_ addObject:UCLocalize("REINSTALL")];
6024         if (![package_ uninstalled])
6025             [buttons_ addObject:UCLocalize("REMOVE")];
6026     }
6027
6028     NSString *title;
6029     switch ([buttons_ count]) {
6030         case 0: title = nil; break;
6031         case 1: title = [buttons_ objectAtIndex:0]; break;
6032         default: title = UCLocalize("MODIFY"); break;
6033     }
6034
6035     button_ = [[[UIBarButtonItem alloc]
6036         initWithTitle:title
6037         style:UIBarButtonItemStylePlain
6038         target:self
6039         action:@selector(customButtonClicked)
6040     ] autorelease];
6041 }
6042
6043 - (bool) isLoading {
6044     return commercial_ ? [super isLoading] : false;
6045 }
6046
6047 @end
6048 /* }}} */
6049
6050 /* Package List Controller {{{ */
6051 @interface PackageListController : CYViewController <
6052     UITableViewDataSource,
6053     UITableViewDelegate
6054 > {
6055     _transient Database *database_;
6056     unsigned era_;
6057     NSMutableArray *packages_;
6058     NSMutableArray *sections_;
6059     UITableView *list_;
6060     NSMutableArray *index_;
6061     NSMutableDictionary *indices_;
6062     NSString *title_;
6063 }
6064
6065 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6066 - (void) setDelegate:(id)delegate;
6067 - (void) resetCursor;
6068
6069 @end
6070
6071 @implementation PackageListController
6072
6073 - (void) dealloc {
6074     [packages_ release];
6075     [sections_ release];
6076     [list_ release];
6077     [index_ release];
6078     [indices_ release];
6079     [title_ release];
6080
6081     [super dealloc];
6082 }
6083
6084 - (void) deselectWithAnimation:(BOOL)animated {
6085     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6086 }
6087
6088 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6089     CGRect base = [[self view] bounds];
6090     base.size.height -= bounds.size.height;
6091     base.origin = [list_ frame].origin;
6092
6093     [UIView beginAnimations:nil context:NULL];
6094     [UIView setAnimationBeginsFromCurrentState:YES];
6095     [UIView setAnimationCurve:curve];
6096     [UIView setAnimationDuration:duration];
6097     [list_ setFrame:base];
6098     [UIView commitAnimations];
6099 }
6100
6101 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6102     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6103 }
6104
6105 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6106     [self resizeForKeyboardBounds:bounds duration:0];
6107 }
6108
6109 - (void) keyboardWillShow:(NSNotification *)notification {
6110     CGRect bounds;
6111     CGPoint center;
6112     NSTimeInterval duration;
6113     UIViewAnimationCurve curve;
6114     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6115     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6116     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6117     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6118
6119     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);
6120     UIViewController *base = self;
6121     while ([base parentViewController] != nil)
6122         base = [base parentViewController];
6123     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6124     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6125
6126     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6127 }
6128
6129 - (void) keyboardWillHide:(NSNotification *)notification {
6130     NSTimeInterval duration;
6131     UIViewAnimationCurve curve;
6132     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6133     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6134
6135     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6136 }
6137
6138 - (void) viewWillAppear:(BOOL)animated {
6139     [super viewWillAppear:animated];
6140
6141     [self resizeForKeyboardBounds:CGRectZero];
6142     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6143     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6144 }
6145
6146 - (void) viewWillDisappear:(BOOL)animated {
6147     [super viewWillDisappear:animated];
6148
6149     [self resizeForKeyboardBounds:CGRectZero];
6150     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6151     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6152 }
6153
6154 - (void) viewDidAppear:(BOOL)animated {
6155     [super viewDidAppear:animated];
6156     [self deselectWithAnimation:animated];
6157 }
6158
6159 - (void) didSelectPackage:(Package *)package {
6160     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6161     [view setDelegate:delegate_];
6162     [[self navigationController] pushViewController:view animated:YES];
6163 }
6164
6165 #if TryIndexedCollation
6166 + (BOOL) hasIndexedCollation {
6167     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6168 }
6169 #endif
6170
6171 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6172     NSInteger count([sections_ count]);
6173     return count == 0 ? 1 : count;
6174 }
6175
6176 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6177     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6178         return nil;
6179     return [[sections_ objectAtIndex:section] name];
6180 }
6181
6182 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6183     if ([sections_ count] == 0)
6184         return 0;
6185     return [[sections_ objectAtIndex:section] count];
6186 }
6187
6188 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6189 @synchronized (database_) {
6190     if ([database_ era] != era_)
6191         return nil;
6192
6193     Section *section([sections_ objectAtIndex:[path section]]);
6194     NSInteger row([path row]);
6195     Package *package([packages_ objectAtIndex:([section row] + row)]);
6196     return [[package retain] autorelease];
6197 } }
6198
6199 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6200     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6201     if (cell == nil)
6202         cell = [[[PackageCell alloc] init] autorelease];
6203     [cell setPackage:[self packageAtIndexPath:path]];
6204     return cell;
6205 }
6206
6207 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6208     Package *package([self packageAtIndexPath:path]);
6209     package = [database_ packageWithName:[package id]];
6210     [self didSelectPackage:package];
6211 }
6212
6213 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6214     // XXX: is 20 the most optimal number here?
6215     return [packages_ count] > 20 ? index_ : nil;
6216 }
6217
6218 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6219 #if TryIndexedCollation
6220     if ([[self class] hasIndexedCollation]) {
6221         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6222     }
6223 #endif
6224
6225     return index;
6226 }
6227
6228 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6229     if ((self = [super init]) != nil) {
6230         database_ = database;
6231         title_ = [title copy];
6232         [[self navigationItem] setTitle:title_];
6233
6234 #if TryIndexedCollation
6235         if ([[self class] hasIndexedCollation])
6236             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6237         else
6238 #endif
6239             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6240
6241         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6242
6243         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6244         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6245
6246         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6247         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6248         [list_ setRowHeight:73];
6249         [[self view] addSubview:list_];
6250
6251         [list_ setDataSource:self];
6252         [list_ setDelegate:self];
6253     } return self;
6254 }
6255
6256 - (void) setDelegate:(id)delegate {
6257     delegate_ = delegate;
6258 }
6259
6260 - (bool) hasPackage:(Package *)package {
6261     return true;
6262 }
6263
6264 - (void) reloadData {
6265     [super reloadData];
6266
6267     era_ = [database_ era];
6268     NSArray *packages = [database_ packages];
6269
6270     [packages_ removeAllObjects];
6271     [sections_ removeAllObjects];
6272
6273     _profile(PackageTable$reloadData$Filter)
6274         for (Package *package in packages)
6275             if ([self hasPackage:package])
6276                 [packages_ addObject:package];
6277     _end
6278
6279     [indices_ removeAllObjects];
6280
6281     Section *section = nil;
6282
6283 #if TryIndexedCollation
6284     if ([[self class] hasIndexedCollation]) {
6285         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6286         NSArray *titles = [collation sectionIndexTitles];
6287         int secidx = -1;
6288
6289         _profile(PackageTable$reloadData$Section)
6290             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6291                 Package *package;
6292                 int index;
6293
6294                 _profile(PackageTable$reloadData$Section$Package)
6295                     package = [packages_ objectAtIndex:offset];
6296                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6297                 _end
6298
6299                 while (secidx < index) {
6300                     secidx += 1;
6301
6302                     _profile(PackageTable$reloadData$Section$Allocate)
6303                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6304                     _end
6305
6306                     _profile(PackageTable$reloadData$Section$Add)
6307                         [sections_ addObject:section];
6308                     _end
6309                 }
6310
6311                 [section addToCount];
6312             }
6313         _end
6314     } else
6315 #endif
6316     {
6317         [index_ removeAllObjects];
6318
6319         _profile(PackageTable$reloadData$Section)
6320             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6321                 Package *package;
6322                 unichar index;
6323
6324                 _profile(PackageTable$reloadData$Section$Package)
6325                     package = [packages_ objectAtIndex:offset];
6326                     index = [package index];
6327                 _end
6328
6329                 if (section == nil || [section index] != index) {
6330                     _profile(PackageTable$reloadData$Section$Allocate)
6331                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6332                     _end
6333
6334                     [index_ addObject:[section name]];
6335                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6336
6337                     _profile(PackageTable$reloadData$Section$Add)
6338                         [sections_ addObject:section];
6339                     _end
6340                 }
6341
6342                 [section addToCount];
6343             }
6344         _end
6345     }
6346
6347     _profile(PackageTable$reloadData$List)
6348         [list_ reloadData];
6349     _end
6350 }
6351
6352 - (void) resetCursor {
6353     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6354 }
6355
6356 @end
6357 /* }}} */
6358 /* Filtered Package List Controller {{{ */
6359 @interface FilteredPackageListController : PackageListController {
6360     SEL filter_;
6361     IMP imp_;
6362     id object_;
6363 }
6364
6365 - (void) setObject:(id)object;
6366 - (void) setObject:(id)object forFilter:(SEL)filter;
6367
6368 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6369
6370 @end
6371
6372 @implementation FilteredPackageListController
6373
6374 - (void) dealloc {
6375     if (object_ != nil)
6376         [object_ release];
6377     [super dealloc];
6378 }
6379
6380 - (void) setFilter:(SEL)filter {
6381     filter_ = filter;
6382
6383     /* XXX: this is an unsafe optimization of doomy hell */
6384     Method method(class_getInstanceMethod([Package class], filter));
6385     _assert(method != NULL);
6386     imp_ = method_getImplementation(method);
6387     _assert(imp_ != NULL);
6388 }
6389
6390 - (void) setObject:(id)object {
6391     if (object_ != nil)
6392         [object_ release];
6393     if (object == nil)
6394         object_ = nil;
6395     else
6396         object_ = [object retain];
6397 }
6398
6399 - (void) setObject:(id)object forFilter:(SEL)filter {
6400     [self setFilter:filter];
6401     [self setObject:object];
6402 }
6403
6404 - (bool) hasPackage:(Package *)package {
6405     _profile(FilteredPackageTable$hasPackage)
6406         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6407     _end
6408 }
6409
6410 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6411     if ((self = [super initWithDatabase:database title:title]) != nil) {
6412         [self setFilter:filter];
6413         [self setObject:object];
6414     } return self;
6415 }
6416
6417 @end
6418 /* }}} */
6419
6420 /* Home Controller {{{ */
6421 @interface HomeController : CydiaWebViewController {
6422 }
6423
6424 @end
6425
6426 @implementation HomeController
6427
6428 - (id) init {
6429     if ((self = [super init]) != nil) {
6430         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6431         [self reloadData];
6432     } return self;
6433 }
6434
6435 - (NSURL *) navigationURL {
6436     return [NSURL URLWithString:@"cydia://home"];
6437 }
6438
6439 - (void) aboutButtonClicked {
6440     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6441
6442     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6443     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6444     [alert setCancelButtonIndex:0];
6445
6446     [alert setMessage:
6447         @"Copyright (C) 2008-2011\n"
6448         "SaurikIT, LLC\n"
6449         "\n"
6450         "Jay Freeman (saurik)\n"
6451         "saurik@saurik.com\n"
6452         "http://www.saurik.com/"
6453     ];
6454
6455     [alert show];
6456 }
6457
6458 - (void) viewDidLoad {
6459     [super viewDidLoad];
6460
6461     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6462         initWithTitle:UCLocalize("ABOUT")
6463         style:UIBarButtonItemStylePlain
6464         target:self
6465         action:@selector(aboutButtonClicked)
6466     ] autorelease]];
6467 }
6468
6469 - (void) unloadData {
6470     [super unloadData];
6471     [self reloadData];
6472 }
6473
6474 @end
6475 /* }}} */
6476 /* Manage Controller {{{ */
6477 @interface ManageController : CydiaWebViewController {
6478 }
6479
6480 - (void) queueStatusDidChange;
6481
6482 @end
6483
6484 @implementation ManageController
6485
6486 - (id) init {
6487     if ((self = [super init]) != nil) {
6488         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6489     } return self;
6490 }
6491
6492 - (NSURL *) navigationURL {
6493     return [NSURL URLWithString:@"cydia://manage"];
6494 }
6495
6496 - (void) viewDidLoad {
6497     [super viewDidLoad];
6498
6499     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6500         initWithTitle:UCLocalize("SETTINGS")
6501         style:UIBarButtonItemStylePlain
6502         target:self
6503         action:@selector(settingsButtonClicked)
6504     ] autorelease]];
6505
6506     [self queueStatusDidChange];
6507 }
6508
6509 - (void) settingsButtonClicked {
6510     [delegate_ showSettings];
6511 }
6512
6513 #if !AlwaysReload
6514 - (void) queueButtonClicked {
6515     [delegate_ queue];
6516 }
6517
6518 - (void) applyLoadingTitle {
6519     // Disable "Loading" title.
6520 }
6521
6522 - (void) applyRightButton {
6523     // Disable right button.
6524 }
6525 #endif
6526
6527 - (void) queueStatusDidChange {
6528 #if !AlwaysReload
6529     if (!IsWildcat_ && Queuing_) {
6530         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6531             initWithTitle:UCLocalize("QUEUE")
6532             style:UIBarButtonItemStyleDone
6533             target:self
6534             action:@selector(queueButtonClicked)
6535         ] autorelease]];
6536     } else {
6537         [[self navigationItem] setRightBarButtonItem:nil];
6538     }
6539 #endif
6540 }
6541
6542 - (bool) isLoading {
6543     // Never show as loading.
6544     return false;
6545 }
6546
6547 @end
6548 /* }}} */
6549
6550 /* Refresh Bar {{{ */
6551 @interface RefreshBar : UINavigationBar {
6552     UIProgressIndicator *indicator_;
6553     UITextLabel *prompt_;
6554     UIProgressBar *progress_;
6555     UINavigationButton *cancel_;
6556 }
6557
6558 @end
6559
6560 @implementation RefreshBar
6561
6562 - (void) dealloc {
6563     [indicator_ release];
6564     [prompt_ release];
6565     [progress_ release];
6566     [cancel_ release];
6567     [super dealloc];
6568 }
6569
6570 - (void) positionViews {
6571     CGRect frame = [cancel_ frame];
6572     frame.size = [cancel_ sizeThatFits:frame.size];
6573     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6574     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6575     [cancel_ setFrame:frame];
6576
6577     CGSize prgsize = {75, 100};
6578     CGRect prgrect = {{
6579         [self frame].size.width - prgsize.width - 10,
6580         ([self frame].size.height - prgsize.height) / 2
6581     } , prgsize};
6582     [progress_ setFrame:prgrect];
6583
6584     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6585     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6586     CGRect indrect = {{indoffset, indoffset}, indsize};
6587     [indicator_ setFrame:indrect];
6588
6589     CGSize prmsize = {215, indsize.height + 4};
6590     CGRect prmrect = {{
6591         indoffset * 2 + indsize.width,
6592         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6593     }, prmsize};
6594     [prompt_ setFrame:prmrect];
6595 }
6596
6597 - (void) setFrame:(CGRect)frame {
6598     [super setFrame:frame];
6599     [self positionViews];
6600 }
6601
6602 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6603     if ((self = [super initWithFrame:frame]) != nil) {
6604         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6605
6606         [self setBarStyle:UIBarStyleBlack];
6607
6608         UIBarStyle barstyle([self _barStyle:NO]);
6609         bool ugly(barstyle == UIBarStyleDefault);
6610
6611         UIProgressIndicatorStyle style = ugly ?
6612             UIProgressIndicatorStyleMediumBrown :
6613             UIProgressIndicatorStyleMediumWhite;
6614
6615         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6616         [indicator_ setStyle:style];
6617         [indicator_ startAnimation];
6618         [self addSubview:indicator_];
6619
6620         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6621         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6622         [prompt_ setBackgroundColor:[UIColor clearColor]];
6623         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6624         [self addSubview:prompt_];
6625
6626         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6627         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6628         [progress_ setStyle:0];
6629         [self addSubview:progress_];
6630
6631         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6632         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6633         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6634         [cancel_ setBarStyle:barstyle];
6635
6636         [self positionViews];
6637     } return self;
6638 }
6639
6640 - (void) setCancellable:(bool)cancellable {
6641     if (cancellable)
6642         [self addSubview:cancel_];
6643     else
6644         [cancel_ removeFromSuperview];
6645 }
6646
6647 - (void) start {
6648     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6649     [progress_ setProgress:0];
6650 }
6651
6652 - (void) stop {
6653     [self setCancellable:NO];
6654 }
6655
6656 - (void) setPrompt:(NSString *)prompt {
6657     [prompt_ setText:prompt];
6658 }
6659
6660 - (void) setProgress:(float)progress {
6661     [progress_ setProgress:progress];
6662 }
6663
6664 @end
6665 /* }}} */
6666
6667 /* Cydia Navigation Controller Interface {{{ */
6668 @interface UINavigationController (Cydia)
6669
6670 - (NSArray *) navigationURLCollection;
6671 - (void) unloadData;
6672
6673 @end
6674 /* }}} */
6675
6676 /* Cydia Tab Bar Controller {{{ */
6677 @interface CYTabBarController : UITabBarController <
6678     UITabBarControllerDelegate,
6679     ProgressDelegate
6680 > {
6681     _transient Database *database_;
6682     RefreshBar *refreshbar_;
6683
6684     bool dropped_;
6685     bool updating_;
6686     // XXX: ok, "updatedelegate_"?...
6687     _transient NSObject<CydiaDelegate> *updatedelegate_;
6688
6689     id root_;
6690     UIViewController *remembered_;
6691     _transient UIViewController *transient_;
6692 }
6693
6694 - (NSArray *) navigationURLCollection;
6695 - (void) dropBar:(BOOL)animated;
6696 - (void) beginUpdate;
6697 - (void) raiseBar:(BOOL)animated;
6698 - (BOOL) updating;
6699 - (void) unloadData;
6700
6701 @end
6702
6703 @implementation CYTabBarController
6704
6705 - (void) setUnselectedViewController:(UIViewController *)transient {
6706     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6707     if (transient != nil) {
6708         if (transient_ == nil)
6709             remembered_ = [[controllers objectAtIndex:0] retain];
6710         transient_ = transient;
6711         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6712         [controllers replaceObjectAtIndex:0 withObject:transient_];
6713         [self setSelectedIndex:0];
6714         [self setViewControllers:controllers];
6715         [self concealTabBarSelection];
6716     } else if (remembered_ != nil) {
6717         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6718         transient_ = transient;
6719         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6720         [remembered_ release];
6721         remembered_ = nil;
6722         [self setViewControllers:controllers];
6723         [self revealTabBarSelection];
6724     }
6725 }
6726
6727 - (UIViewController *) unselectedViewController {
6728     return transient_;
6729 }
6730
6731 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6732     if ([self unselectedViewController])
6733         [self setUnselectedViewController:nil];
6734 }
6735
6736 - (NSArray *) navigationURLCollection {
6737     NSMutableArray *items([NSMutableArray array]);
6738
6739     // XXX: Should this deal with transient view controllers?
6740     for (id navigation in [self viewControllers]) {
6741         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6742         if (stack != nil)
6743             [items addObject:stack];
6744     }
6745
6746     return items;
6747 }
6748
6749 - (void) unloadData {
6750     UIViewController *selected([self selectedViewController]);
6751     for (UINavigationController *controller in [self viewControllers])
6752         [controller unloadData];
6753
6754     [selected reloadData];
6755
6756     if (UIViewController *unselected = [self unselectedViewController])
6757         [unselected reloadData];
6758
6759     [super unloadData];
6760 }
6761
6762 - (void) dealloc {
6763     [refreshbar_ release];
6764     [[NSNotificationCenter defaultCenter] removeObserver:self];
6765
6766     [super dealloc];
6767 }
6768
6769 - (id) initWithDatabase:(Database *)database {
6770     if ((self = [super init]) != nil) {
6771         database_ = database;
6772         [self setDelegate:self];
6773
6774         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6775         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6776
6777         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6778     } return self;
6779 }
6780
6781 - (void) setUpdate:(NSDate *)date {
6782     [self beginUpdate];
6783 }
6784
6785 - (void) beginUpdate {
6786     [refreshbar_ start];
6787     [self dropBar:YES];
6788
6789     [updatedelegate_ retainNetworkActivityIndicator];
6790     updating_ = true;
6791
6792     [NSThread
6793         detachNewThreadSelector:@selector(performUpdate)
6794         toTarget:self
6795         withObject:nil
6796     ];
6797 }
6798
6799 - (void) performUpdate { _pooled
6800     Status status;
6801     status.setDelegate(self);
6802     [database_ updateWithStatus:status];
6803
6804     [self
6805         performSelectorOnMainThread:@selector(completeUpdate)
6806         withObject:nil
6807         waitUntilDone:NO
6808     ];
6809 }
6810
6811 - (void) stopUpdateWithSelector:(SEL)selector {
6812     updating_ = false;
6813     [updatedelegate_ releaseNetworkActivityIndicator];
6814
6815     [self raiseBar:YES];
6816     [refreshbar_ stop];
6817
6818     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6819 }
6820
6821 - (void) completeUpdate {
6822     if (!updating_)
6823         return;
6824     [self stopUpdateWithSelector:@selector(reloadData)];
6825 }
6826
6827 - (void) cancelUpdate {
6828     [self stopUpdateWithSelector:@selector(updateData)];
6829 }
6830
6831 - (void) cancelPressed {
6832     [self cancelUpdate];
6833 }
6834
6835 - (BOOL) updating {
6836     return updating_;
6837 }
6838
6839 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6840     [refreshbar_ setPrompt:[event compoundMessage]];
6841 }
6842
6843 - (bool) isProgressCancelled {
6844     return !updating_;
6845 }
6846
6847 - (void) setProgressCancellable:(NSNumber *)cancellable {
6848     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6849 }
6850
6851 - (void) setProgressPercent:(NSNumber *)percent {
6852     [refreshbar_ setProgress:[percent floatValue]];
6853 }
6854
6855 - (void) setProgressStatus:(NSDictionary *)status {
6856     if (status != nil)
6857         [self setProgressPercent:[status objectForKey:@"Percent"]];
6858 }
6859
6860 - (void) setUpdateDelegate:(id)delegate {
6861     updatedelegate_ = delegate;
6862 }
6863
6864 - (CGFloat) statusBarHeight {
6865     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6866         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6867     } else {
6868         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6869     }
6870 }
6871
6872 - (UIView *) transitionView {
6873     if ([self respondsToSelector:@selector(_transitionView)])
6874         return [self _transitionView];
6875     else
6876         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6877 }
6878
6879 - (void) dropBar:(BOOL)animated {
6880     if (dropped_)
6881         return;
6882     dropped_ = true;
6883
6884     UIView *transition([self transitionView]);
6885     [[self view] addSubview:refreshbar_];
6886
6887     CGRect barframe([refreshbar_ frame]);
6888
6889     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6890         barframe.origin.y = [self statusBarHeight];
6891     else
6892         barframe.origin.y = 0;
6893
6894     [refreshbar_ setFrame:barframe];
6895
6896     if (animated)
6897         [UIView beginAnimations:nil context:NULL];
6898
6899     CGRect viewframe = [transition frame];
6900     viewframe.origin.y += barframe.size.height;
6901     viewframe.size.height -= barframe.size.height;
6902     [transition setFrame:viewframe];
6903
6904     if (animated)
6905         [UIView commitAnimations];
6906
6907     // Ensure bar has the proper width for our view, it might have changed
6908     barframe.size.width = viewframe.size.width;
6909     [refreshbar_ setFrame:barframe];
6910
6911     // XXX: fix Apple's layout bug
6912     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6913 }
6914
6915 - (void) raiseBar:(BOOL)animated {
6916     if (!dropped_)
6917         return;
6918     dropped_ = false;
6919
6920     UIView *transition([self transitionView]);
6921     [refreshbar_ removeFromSuperview];
6922
6923     CGRect barframe([refreshbar_ frame]);
6924
6925     if (animated)
6926         [UIView beginAnimations:nil context:NULL];
6927
6928     CGRect viewframe = [transition frame];
6929     viewframe.origin.y -= barframe.size.height;
6930     viewframe.size.height += barframe.size.height;
6931     [transition setFrame:viewframe];
6932
6933     if (animated)
6934         [UIView commitAnimations];
6935
6936     // XXX: fix Apple's layout bug
6937     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6938 }
6939
6940 #if 0
6941 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6942     // XXX: fix Apple's layout bug
6943     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6944 }
6945 #endif
6946
6947 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6948     bool dropped(dropped_);
6949
6950     if (dropped)
6951         [self raiseBar:NO];
6952
6953     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6954
6955     if (dropped)
6956         [self dropBar:NO];
6957
6958     // XXX: fix Apple's layout bug
6959     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6960 }
6961
6962 - (void) statusBarFrameChanged:(NSNotification *)notification {
6963     if (dropped_) {
6964         [self raiseBar:NO];
6965         [self dropBar:NO];
6966     }
6967 }
6968
6969 @end
6970 /* }}} */
6971
6972 /* Cydia Navigation Controller Implementation {{{ */
6973 @implementation UINavigationController (Cydia)
6974
6975 - (NSArray *) navigationURLCollection {
6976     NSMutableArray *stack([NSMutableArray array]);
6977
6978     for (CYViewController *controller in [self viewControllers]) {
6979         NSString *url = [[controller navigationURL] absoluteString];
6980         if (url != nil)
6981             [stack addObject:url];
6982     }
6983
6984     return stack;
6985 }
6986
6987 - (void) reloadData {
6988     [super reloadData];
6989
6990     if (UIViewController *visible = [self visibleViewController])
6991         [visible reloadData];
6992 }
6993
6994 - (void) unloadData {
6995     for (CYViewController *page in [self viewControllers])
6996         [page unloadData];
6997
6998     [super unloadData];
6999 }
7000
7001 @end
7002 /* }}} */
7003
7004 /* Cydia:// Protocol {{{ */
7005 @interface CydiaURLProtocol : NSURLProtocol {
7006 }
7007
7008 @end
7009
7010 @implementation CydiaURLProtocol
7011
7012 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7013     NSURL *url([request URL]);
7014     if (url == nil)
7015         return NO;
7016
7017     NSString *scheme([[url scheme] lowercaseString]);
7018     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7019         return YES;
7020     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7021         return YES;
7022
7023     return NO;
7024 }
7025
7026 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7027     return request;
7028 }
7029
7030 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7031     id<NSURLProtocolClient> client([self client]);
7032     if (icon == nil)
7033         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7034     else {
7035         NSData *data(UIImagePNGRepresentation(icon));
7036
7037         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7038         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7039         [client URLProtocol:self didLoadData:data];
7040         [client URLProtocolDidFinishLoading:self];
7041     }
7042 }
7043
7044 - (void) startLoading {
7045     id<NSURLProtocolClient> client([self client]);
7046     NSURLRequest *request([self request]);
7047
7048     NSURL *url([request URL]);
7049     NSString *href([url absoluteString]);
7050     NSString *scheme([[url scheme] lowercaseString]);
7051
7052     NSString *path;
7053
7054     if ([scheme isEqualToString:@"cydia"])
7055         path = [href substringFromIndex:8];
7056     else if ([scheme isEqualToString:@"about"])
7057         path = [href substringFromIndex:12];
7058     else _assert(false);
7059
7060     NSRange slash([path rangeOfString:@"/"]);
7061
7062     NSString *command;
7063     if (slash.location == NSNotFound) {
7064         command = path;
7065         path = nil;
7066     } else {
7067         command = [path substringToIndex:slash.location];
7068         path = [path substringFromIndex:(slash.location + 1)];
7069     }
7070
7071     Database *database([Database sharedInstance]);
7072
7073     if ([command isEqualToString:@"package-icon"]) {
7074         if (path == nil)
7075             goto fail;
7076         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7077         Package *package([database packageWithName:path]);
7078         if (package == nil)
7079             goto fail;
7080         UIImage *icon([package icon]);
7081         [self _returnPNGWithImage:icon forRequest:request];
7082     } else if ([command isEqualToString:@"source-icon"]) {
7083         if (path == nil)
7084             goto fail;
7085         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7086         NSString *source(Simplify(path));
7087         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7088         if (icon == nil)
7089             icon = [UIImage applicationImageNamed:@"unknown.png"];
7090         [self _returnPNGWithImage:icon forRequest:request];
7091     } else if ([command isEqualToString:@"uikit-image"]) {
7092         if (path == nil)
7093             goto fail;
7094         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7095         UIImage *icon(_UIImageWithName(path));
7096         [self _returnPNGWithImage:icon forRequest:request];
7097     } else if ([command isEqualToString:@"section-icon"]) {
7098         if (path == nil)
7099             goto fail;
7100         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7101         NSString *section(Simplify(path));
7102         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7103         if (icon == nil)
7104             icon = [UIImage applicationImageNamed:@"unknown.png"];
7105         [self _returnPNGWithImage:icon forRequest:request];
7106     } else fail: {
7107         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7108     }
7109 }
7110
7111 - (void) stopLoading {
7112 }
7113
7114 @end
7115 /* }}} */
7116
7117 /* Section Controller {{{ */
7118 @interface SectionController : FilteredPackageListController {
7119     _H<NSString> section_;
7120 }
7121
7122 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7123
7124 @end
7125
7126 @implementation SectionController
7127
7128 - (NSURL *) navigationURL {
7129     NSString *name = section_;
7130     if (name == nil)
7131         name = @"all";
7132
7133     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7134 }
7135
7136 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7137     NSString *title;
7138     if (name == nil)
7139         title = UCLocalize("ALL_PACKAGES");
7140     else if (![name isEqual:@""])
7141         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7142     else
7143         title = UCLocalize("NO_SECTION");
7144
7145     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7146         section_ = name;
7147     } return self;
7148 }
7149
7150 @end
7151 /* }}} */
7152 /* Sections Controller {{{ */
7153 @interface SectionsController : CYViewController <
7154     UITableViewDataSource,
7155     UITableViewDelegate
7156 > {
7157     _transient Database *database_;
7158     NSMutableArray *sections_;
7159     NSMutableArray *filtered_;
7160     UITableView *list_;
7161 }
7162
7163 - (id) initWithDatabase:(Database *)database;
7164 - (void) editButtonClicked;
7165
7166 @end
7167
7168 @implementation SectionsController
7169
7170 - (void) dealloc {
7171     [self releaseSubviews];
7172     [sections_ release];
7173     [filtered_ release];
7174
7175     [super dealloc];
7176 }
7177
7178 - (NSURL *) navigationURL {
7179     return [NSURL URLWithString:@"cydia://sections"];
7180 }
7181
7182 - (void) updateNavigationItem {
7183     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7184     if ([sections_ count] == 0) {
7185         [[self navigationItem] setRightBarButtonItem:nil];
7186     } else {
7187         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7188             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7189             target:self
7190             action:@selector(editButtonClicked)
7191         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7192     }
7193 }
7194
7195 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7196     [super setEditing:editing animated:animated];
7197
7198     if (editing)
7199         [list_ reloadData];
7200     else
7201         [delegate_ updateData];
7202
7203     [self updateNavigationItem];
7204 }
7205
7206 - (void) viewDidAppear:(BOOL)animated {
7207     [super viewDidAppear:animated];
7208     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7209 }
7210
7211 - (void) viewWillDisappear:(BOOL)animated {
7212     [super viewWillDisappear:animated];
7213     if ([self isEditing]) [self setEditing:NO];
7214 }
7215
7216 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7217     Section *section = nil;
7218     int index = [indexPath row];
7219     if (![self isEditing]) {
7220         index -= 1;
7221         if (index >= 0)
7222             section = [filtered_ objectAtIndex:index];
7223     } else {
7224         section = [sections_ objectAtIndex:index];
7225     }
7226     return section;
7227 }
7228
7229 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7230     if ([self isEditing])
7231         return [sections_ count];
7232     else
7233         return [filtered_ count] + 1;
7234 }
7235
7236 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7237     return 45.0f;
7238 }*/
7239
7240 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7241     static NSString *reuseIdentifier = @"SectionCell";
7242
7243     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7244     if (cell == nil)
7245         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7246
7247     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7248
7249     return cell;
7250 }
7251
7252 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7253     if ([self isEditing])
7254         return;
7255
7256     Section *section = [self sectionAtIndexPath:indexPath];
7257
7258     SectionController *controller = [[[SectionController alloc]
7259         initWithDatabase:database_
7260         section:[section name]
7261     ] autorelease];
7262     [controller setDelegate:delegate_];
7263
7264     [[self navigationController] pushViewController:controller animated:YES];
7265 }
7266
7267 - (void) loadView {
7268     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7269
7270     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7271     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7272     [list_ setRowHeight:45.0f];
7273     [list_ setDataSource:self];
7274     [list_ setDelegate:self];
7275     [[self view] addSubview:list_];
7276 }
7277
7278 - (void) viewDidLoad {
7279     [super viewDidLoad];
7280
7281     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7282 }
7283
7284 - (void) releaseSubviews {
7285     [list_ release];
7286     list_ = nil;
7287 }
7288
7289 - (id) initWithDatabase:(Database *)database {
7290     if ((self = [super init]) != nil) {
7291         database_ = database;
7292
7293         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7294         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7295     } return self;
7296 }
7297
7298 - (void) reloadData {
7299     [super reloadData];
7300
7301     NSArray *packages = [database_ packages];
7302
7303     [sections_ removeAllObjects];
7304     [filtered_ removeAllObjects];
7305
7306     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7307
7308     _trace();
7309     for (Package *package in packages) {
7310         NSString *name([package section]);
7311         NSString *key(name == nil ? @"" : name);
7312
7313         Section *section;
7314
7315         _profile(SectionsView$reloadData$Section)
7316             section = [sections objectForKey:key];
7317             if (section == nil) {
7318                 _profile(SectionsView$reloadData$Section$Allocate)
7319                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7320                     [sections setObject:section forKey:key];
7321                 _end
7322             }
7323         _end
7324
7325         [section addToCount];
7326
7327         _profile(SectionsView$reloadData$Filter)
7328             if (![package valid] || ![package visible])
7329                 continue;
7330         _end
7331
7332         [section addToRow];
7333     }
7334     _trace();
7335
7336     [sections_ addObjectsFromArray:[sections allValues]];
7337
7338     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7339
7340     for (Section *section in sections_) {
7341         size_t count([section row]);
7342         if (count == 0)
7343             continue;
7344
7345         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7346         [section setCount:count];
7347         [filtered_ addObject:section];
7348     }
7349
7350     [self updateNavigationItem];
7351     [list_ reloadData];
7352     _trace();
7353 }
7354
7355 - (void) editButtonClicked {
7356     [self setEditing:![self isEditing] animated:YES];
7357 }
7358
7359 @end
7360 /* }}} */
7361
7362 /* Changes Controller {{{ */
7363 @interface ChangesController : CYViewController <
7364     UITableViewDataSource,
7365     UITableViewDelegate
7366 > {
7367     _transient Database *database_;
7368     unsigned era_;
7369     CFMutableArrayRef packages_;
7370     NSMutableArray *sections_;
7371     UITableView *list_;
7372     unsigned upgrades_;
7373 }
7374
7375 - (id) initWithDatabase:(Database *)database;
7376
7377 @end
7378
7379 @implementation ChangesController
7380
7381 - (void) dealloc {
7382     [self releaseSubviews];
7383     CFRelease(packages_);
7384     [sections_ release];
7385
7386     [super dealloc];
7387 }
7388
7389 - (NSURL *) navigationURL {
7390     return [NSURL URLWithString:@"cydia://changes"];
7391 }
7392
7393 - (void) viewDidAppear:(BOOL)animated {
7394     [super viewDidAppear:animated];
7395     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7396 }
7397
7398 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7399     NSInteger count([sections_ count]);
7400     return count == 0 ? 1 : count;
7401 }
7402
7403 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7404     if ([sections_ count] == 0)
7405         return nil;
7406     return [[sections_ objectAtIndex:section] name];
7407 }
7408
7409 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7410     if ([sections_ count] == 0)
7411         return 0;
7412     return [[sections_ objectAtIndex:section] count];
7413 }
7414
7415 - (Package *) packageAtIndex:(NSUInteger)index {
7416     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7417 }
7418
7419 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7420 @synchronized (database_) {
7421     if ([database_ era] != era_)
7422         return nil;
7423
7424     NSUInteger sectionIndex([path section]);
7425     if (sectionIndex >= [sections_ count])
7426         return nil;
7427     Section *section([sections_ objectAtIndex:sectionIndex]);
7428     NSInteger row([path row]);
7429     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7430 } }
7431
7432 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7433     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7434     if (cell == nil)
7435         cell = [[[PackageCell alloc] init] autorelease];
7436     [cell setPackage:[self packageAtIndexPath:path]];
7437     return cell;
7438 }
7439
7440 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7441     Package *package([self packageAtIndexPath:path]);
7442     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7443     [view setDelegate:delegate_];
7444     [[self navigationController] pushViewController:view animated:YES];
7445     return path;
7446 }
7447
7448 - (void) refreshButtonClicked {
7449     [delegate_ beginUpdate];
7450     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7451 }
7452
7453 - (void) upgradeButtonClicked {
7454     [delegate_ distUpgrade];
7455 }
7456
7457 - (void) loadView {
7458     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7459
7460     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7461     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7462     [list_ setRowHeight:73];
7463     [list_ setDataSource:self];
7464     [list_ setDelegate:self];
7465     [[self view] addSubview:list_];
7466 }
7467
7468 - (void) viewDidLoad {
7469     [super viewDidLoad];
7470
7471     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7472 }
7473
7474 - (void) releaseSubviews {
7475     [list_ release];
7476     list_ = nil;
7477 }
7478
7479 - (id) initWithDatabase:(Database *)database {
7480     if ((self = [super init]) != nil) {
7481         database_ = database;
7482
7483         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7484         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7485     } return self;
7486 }
7487
7488 // this mostly works because reloadData (below) is @synchronized (database_)
7489 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7490 - (void) _reloadPackages:(NSArray *)packages {
7491     CFRelease(packages_);
7492     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7493
7494     _trace();
7495     _profile(ChangesController$_reloadPackages$Filter)
7496         for (Package *package in packages)
7497             if ([package upgradableAndEssential:YES] || [package visible])
7498                 CFArrayAppendValue(packages_, package);
7499     _end
7500     _trace();
7501     _profile(ChangesController$_reloadPackages$radixSort)
7502         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7503     _end
7504     _trace();
7505 }
7506
7507 - (void) _reloadData {
7508 @synchronized (database_) {
7509     era_ = [database_ era];
7510     NSArray *packages = [database_ packages];
7511
7512     [sections_ removeAllObjects];
7513
7514 #if 1
7515     UIProgressHUD *hud([delegate_ addProgressHUD]);
7516     [hud setText:UCLocalize("LOADING")];
7517     //NSLog(@"HUD:%@::%@", delegate_, hud);
7518     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7519     [delegate_ removeProgressHUD:hud];
7520 #else
7521     [self _reloadPackages:packages];
7522 #endif
7523
7524     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7525     Section *ignored = nil;
7526     Section *section = nil;
7527     time_t last = 0;
7528
7529     upgrades_ = 0;
7530     bool unseens = false;
7531
7532     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7533
7534     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7535         Package *package = [self packageAtIndex:offset];
7536
7537         BOOL uae = [package upgradableAndEssential:YES];
7538
7539         if (!uae) {
7540             unseens = true;
7541             time_t seen([package seen]);
7542
7543             if (section == nil || last != seen) {
7544                 last = seen;
7545
7546                 NSString *name;
7547                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7548                 [name autorelease];
7549
7550                 _profile(ChangesController$reloadData$Allocate)
7551                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7552                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7553                     [sections_ addObject:section];
7554                 _end
7555             }
7556
7557             [section addToCount];
7558         } else if ([package ignored]) {
7559             if (ignored == nil) {
7560                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7561             }
7562             [ignored addToCount];
7563         } else {
7564             ++upgrades_;
7565             [upgradable addToCount];
7566         }
7567     }
7568     _trace();
7569
7570     CFRelease(formatter);
7571
7572     if (unseens) {
7573         Section *last = [sections_ lastObject];
7574         size_t count = [last count];
7575         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7576         [sections_ removeLastObject];
7577     }
7578
7579     if ([ignored count] != 0)
7580         [sections_ insertObject:ignored atIndex:0];
7581     if (upgrades_ != 0)
7582         [sections_ insertObject:upgradable atIndex:0];
7583
7584     [list_ reloadData];
7585
7586     if (upgrades_ > 0)
7587         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7588             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7589             style:UIBarButtonItemStylePlain
7590             target:self
7591             action:@selector(upgradeButtonClicked)
7592         ] autorelease]];
7593
7594     if (![delegate_ updating])
7595         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7596             initWithTitle:UCLocalize("REFRESH")
7597             style:UIBarButtonItemStylePlain
7598             target:self
7599             action:@selector(refreshButtonClicked)
7600         ] autorelease]];
7601
7602     PrintTimes();
7603 } }
7604
7605 - (void) reloadData {
7606     [super reloadData];
7607     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7608 }
7609
7610 @end
7611 /* }}} */
7612 /* Search Controller {{{ */
7613 @interface SearchController : FilteredPackageListController <
7614     UISearchBarDelegate
7615 > {
7616     _H<UISearchBar> search_;
7617     BOOL searchloaded_;
7618 }
7619
7620 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7621 - (void) reloadData;
7622
7623 @end
7624
7625 @implementation SearchController
7626
7627 - (void) dealloc {
7628     [search_ setDelegate:nil];
7629     [super dealloc];
7630 }
7631
7632 - (NSURL *) navigationURL {
7633     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7634         return [NSURL URLWithString:@"cydia://search"];
7635     else
7636         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7637 }
7638
7639 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7640     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7641     [search_ resignFirstResponder];
7642     [self reloadData];
7643 }
7644
7645 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7646     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7647     [self reloadData];
7648 }
7649
7650 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7651     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:query])) {
7652         search_ = [[[UISearchBar alloc] init] autorelease];
7653         [search_ setDelegate:self];
7654
7655         if (query != nil)
7656             [search_ setText:query];
7657     } return self;
7658 }
7659
7660 - (void) viewDidAppear:(BOOL)animated {
7661     [super viewDidAppear:animated];
7662
7663     if (!searchloaded_) {
7664         searchloaded_ = YES;
7665         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7666         [search_ layoutSubviews];
7667         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7668
7669         UITextField *textField;
7670         if ([search_ respondsToSelector:@selector(searchField)])
7671             textField = [search_ searchField];
7672         else
7673             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7674
7675         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7676         [textField setEnablesReturnKeyAutomatically:NO];
7677         [[self navigationItem] setTitleView:textField];
7678     }
7679 }
7680
7681 - (void) reloadData {
7682     [self setObject:[search_ text]];
7683     [self resetCursor];
7684
7685     [super reloadData];
7686 }
7687
7688 - (void) didSelectPackage:(Package *)package {
7689     [search_ resignFirstResponder];
7690     [super didSelectPackage:package];
7691 }
7692
7693 @end
7694 /* }}} */
7695 /* Package Settings Controller {{{ */
7696 @interface PackageSettingsController : CYViewController <
7697     UITableViewDataSource,
7698     UITableViewDelegate
7699 > {
7700     _transient Database *database_;
7701     NSString *name_;
7702     Package *package_;
7703     UITableView *table_;
7704     UISwitch *subscribedSwitch_;
7705     UISwitch *ignoredSwitch_;
7706     UITableViewCell *subscribedCell_;
7707     UITableViewCell *ignoredCell_;
7708 }
7709
7710 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7711
7712 @end
7713
7714 @implementation PackageSettingsController
7715
7716 - (void) dealloc {
7717     [self releaseSubviews];
7718     [name_ release];
7719     [package_ release];
7720
7721     [super dealloc];
7722 }
7723
7724 - (NSURL *) navigationURL {
7725     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7726 }
7727
7728 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7729     if (package_ == nil)
7730         return 0;
7731
7732     if ([package_ installed] == nil)
7733         return 1;
7734     else
7735         return 2;
7736 }
7737
7738 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7739     if (package_ == nil)
7740         return 0;
7741
7742     // both sections contain just one item right now.
7743     return 1;
7744 }
7745
7746 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7747     return nil;
7748 }
7749
7750 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7751     if (section == 0)
7752         return UCLocalize("SHOW_ALL_CHANGES_EX");
7753     else
7754         return UCLocalize("IGNORE_UPGRADES_EX");
7755 }
7756
7757 - (void) onSubscribed:(id)control {
7758     bool value([control isOn]);
7759     if (package_ == nil)
7760         return;
7761     if ([package_ setSubscribed:value])
7762         [delegate_ updateData];
7763 }
7764
7765 - (void) _updateIgnored {
7766     const char *package([name_ UTF8String]);
7767     bool on([ignoredSwitch_ isOn]);
7768
7769     pid_t pid(ExecFork());
7770     if (pid == 0) {
7771         FILE *dpkg(popen("dpkg --set-selections", "w"));
7772         fwrite(package, strlen(package), 1, dpkg);
7773
7774         if (on)
7775             fwrite(" hold\n", 6, 1, dpkg);
7776         else
7777             fwrite(" install\n", 9, 1, dpkg);
7778
7779         pclose(dpkg);
7780
7781         exit(0);
7782         _assert(false);
7783     }
7784
7785     _forever {
7786         int status;
7787         int result(waitpid(pid, &status, 0));
7788
7789         if (result != -1) {
7790             _assert(result == pid);
7791             break;
7792         }
7793     }
7794 }
7795
7796 - (void) onIgnored:(id)control {
7797     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7798     [invocation setTarget:self];
7799     [invocation setSelector:@selector(_updateIgnored)];
7800
7801     [delegate_ reloadDataWithInvocation:invocation];
7802 }
7803
7804 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7805     if (package_ == nil)
7806         return nil;
7807
7808     switch ([indexPath section]) {
7809         case 0: return subscribedCell_;
7810         case 1: return ignoredCell_;
7811
7812         _nodefault
7813     }
7814
7815     return nil;
7816 }
7817
7818 - (void) loadView {
7819     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7820
7821     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7822     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7823     [table_ setDataSource:self];
7824     [table_ setDelegate:self];
7825     [[self view] addSubview:table_];
7826
7827     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7828     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7829     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7830
7831     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7832     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7833     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7834
7835     subscribedCell_ = [[UITableViewCell alloc] init];
7836     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7837     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7838     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7839
7840     ignoredCell_ = [[UITableViewCell alloc] init];
7841     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7842     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7843     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7844 }
7845
7846 - (void) viewDidLoad {
7847     [super viewDidLoad];
7848
7849     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7850 }
7851
7852 - (void) releaseSubviews {
7853     [ignoredCell_ release];
7854     ignoredCell_ = nil;
7855
7856     [subscribedCell_ release];
7857     subscribedCell_ = nil;
7858
7859     [table_ release];
7860     table_ = nil;
7861
7862     [ignoredSwitch_ release];
7863     ignoredSwitch_ = nil;
7864
7865     [subscribedSwitch_ release];
7866     subscribedSwitch_ = nil;
7867 }
7868
7869 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7870     if ((self = [super init]) != nil) {
7871         database_ = database;
7872         name_ = [package retain];
7873     } return self;
7874 }
7875
7876 - (void) reloadData {
7877     [super reloadData];
7878
7879     if (package_ != nil)
7880         [package_ autorelease];
7881     package_ = [database_ packageWithName:name_];
7882
7883     if (package_ != nil) {
7884         package_ = [package_ retain];
7885         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7886         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7887     } // XXX: what now, G?
7888
7889     [table_ reloadData];
7890 }
7891
7892 @end
7893 /* }}} */
7894
7895 /* Installed Controller {{{ */
7896 @interface InstalledController : FilteredPackageListController {
7897     BOOL expert_;
7898 }
7899
7900 - (id) initWithDatabase:(Database *)database;
7901
7902 - (void) updateRoleButton;
7903 - (void) queueStatusDidChange;
7904
7905 @end
7906
7907 @implementation InstalledController
7908
7909 - (void) dealloc {
7910     [super dealloc];
7911 }
7912
7913 - (NSURL *) navigationURL {
7914     return [NSURL URLWithString:@"cydia://installed"];
7915 }
7916
7917 - (id) initWithDatabase:(Database *)database {
7918     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7919         [self updateRoleButton];
7920         [self queueStatusDidChange];
7921     } return self;
7922 }
7923
7924 #if !AlwaysReload
7925 - (void) queueButtonClicked {
7926     [delegate_ queue];
7927 }
7928 #endif
7929
7930 - (void) queueStatusDidChange {
7931 #if !AlwaysReload
7932     if (IsWildcat_) {
7933         if (Queuing_) {
7934             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7935                 initWithTitle:UCLocalize("QUEUE")
7936                 style:UIBarButtonItemStyleDone
7937                 target:self
7938                 action:@selector(queueButtonClicked)
7939             ] autorelease]];
7940         } else {
7941             [[self navigationItem] setLeftBarButtonItem:nil];
7942         }
7943     }
7944 #endif
7945 }
7946
7947 - (void) updateRoleButton {
7948     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7949         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7950             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7951             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7952             target:self
7953             action:@selector(roleButtonClicked)
7954         ] autorelease]];
7955 }
7956
7957 - (void) roleButtonClicked {
7958     [self setObject:[NSNumber numberWithBool:expert_]];
7959     [self reloadData];
7960     expert_ = !expert_;
7961
7962     [self updateRoleButton];
7963 }
7964
7965 @end
7966 /* }}} */
7967
7968 /* Source Cell {{{ */
7969 @interface SourceCell : CYTableViewCell <
7970     ContentDelegate
7971 > {
7972     UIImage *icon_;
7973     NSString *origin_;
7974     NSString *label_;
7975 }
7976
7977 - (void) setSource:(Source *)source;
7978
7979 @end
7980
7981 @implementation SourceCell
7982
7983 - (void) clearSource {
7984     [icon_ release];
7985     [origin_ release];
7986     [label_ release];
7987
7988     icon_ = nil;
7989     origin_ = nil;
7990     label_ = nil;
7991 }
7992
7993 - (void) setSource:(Source *)source {
7994     [self clearSource];
7995
7996     if (icon_ == nil)
7997         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7998     if (icon_ == nil)
7999         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8000     icon_ = [icon_ retain];
8001
8002     origin_ = [[source name] retain];
8003     label_ = [[source uri] retain];
8004
8005     [content_ setNeedsDisplay];
8006 }
8007
8008 - (void) dealloc {
8009     [self clearSource];
8010     [super dealloc];
8011 }
8012
8013 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8014     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8015         UIView *content([self contentView]);
8016         CGRect bounds([content bounds]);
8017
8018         content_ = [[ContentView alloc] initWithFrame:bounds];
8019         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8020         [content_ setBackgroundColor:[UIColor whiteColor]];
8021         [content addSubview:content_];
8022
8023         [content_ setDelegate:self];
8024         [content_ setOpaque:YES];
8025     } return self;
8026 }
8027
8028 - (NSString *) accessibilityLabel {
8029     return label_;
8030 }
8031
8032 - (void) drawContentRect:(CGRect)rect {
8033     bool highlighted(highlighted_);
8034     float width(rect.size.width);
8035
8036     if (icon_ != nil)
8037         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8038
8039     if (highlighted)
8040         UISetColor(White_);
8041
8042     if (!highlighted)
8043         UISetColor(Black_);
8044     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8045
8046     if (!highlighted)
8047         UISetColor(Blue_);
8048     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8049 }
8050
8051 @end
8052 /* }}} */
8053 /* Source Controller {{{ */
8054 @interface SourceController : FilteredPackageListController {
8055     _transient Source *source_;
8056     NSString *key_;
8057 }
8058
8059 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8060
8061 @end
8062
8063 @implementation SourceController
8064
8065 - (NSURL *) navigationURL {
8066     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8067 }
8068
8069 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8070     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8071         source_ = source;
8072         key_ = [[source key] retain];
8073     } return self;
8074 }
8075
8076 - (void) reloadData {
8077     source_ = [database_ sourceWithKey:key_];
8078     [key_ release];
8079     key_ = [[source_ key] retain];
8080     [self setObject:source_];
8081
8082     [[self navigationItem] setTitle:[source_ label]];
8083
8084     [super reloadData];
8085 }
8086
8087 @end
8088 /* }}} */
8089 /* Sources Controller {{{ */
8090 @interface SourcesController : CYViewController <
8091     UITableViewDataSource,
8092     UITableViewDelegate
8093 > {
8094     _transient Database *database_;
8095     UITableView *list_;
8096     NSMutableArray *sources_;
8097     int offset_;
8098
8099     NSString *href_;
8100     UIProgressHUD *hud_;
8101     NSError *error_;
8102
8103     //NSURLConnection *installer_;
8104     NSURLConnection *trivial_;
8105     NSURLConnection *trivial_bz2_;
8106     NSURLConnection *trivial_gz_;
8107     //NSURLConnection *automatic_;
8108
8109     BOOL cydia_;
8110 }
8111
8112 - (id) initWithDatabase:(Database *)database;
8113 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8114
8115 @end
8116
8117 @implementation SourcesController
8118
8119 - (void) _releaseConnection:(NSURLConnection *)connection {
8120     if (connection != nil) {
8121         [connection cancel];
8122         //[connection setDelegate:nil];
8123         [connection release];
8124     }
8125 }
8126
8127 - (void) dealloc {
8128     [self releaseSubviews];
8129
8130     [href_ release];
8131     [hud_ release];
8132     [error_ release];
8133
8134     //[self _releaseConnection:installer_];
8135     [self _releaseConnection:trivial_];
8136     [self _releaseConnection:trivial_gz_];
8137     [self _releaseConnection:trivial_bz2_];
8138     //[self _releaseConnection:automatic_];
8139
8140     [sources_ release];
8141     [super dealloc];
8142 }
8143
8144 - (NSURL *) navigationURL {
8145     return [NSURL URLWithString:@"cydia://sources"];
8146 }
8147
8148 - (void) viewDidAppear:(BOOL)animated {
8149     [super viewDidAppear:animated];
8150     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8151 }
8152
8153 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8154     return offset_ == 0 ? 1 : 2;
8155 }
8156
8157 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8158     switch (section + (offset_ == 0 ? 1 : 0)) {
8159         case 0: return UCLocalize("ENTERED_BY_USER");
8160         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8161
8162         _nodefault
8163     }
8164 }
8165
8166 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8167     int count = [sources_ count];
8168     switch (section) {
8169         case 0: return (offset_ == 0 ? count : offset_);
8170         case 1: return count - offset_;
8171
8172         _nodefault
8173     }
8174 }
8175
8176 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8177     unsigned idx = 0;
8178     switch (indexPath.section) {
8179         case 0: idx = indexPath.row; break;
8180         case 1: idx = indexPath.row + offset_; break;
8181
8182         _nodefault
8183     }
8184     return [sources_ objectAtIndex:idx];
8185 }
8186
8187 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8188     static NSString *cellIdentifier = @"SourceCell";
8189
8190     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8191     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8192     [cell setSource:[self sourceAtIndexPath:indexPath]];
8193     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8194
8195     return cell;
8196 }
8197
8198 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8199     Source *source = [self sourceAtIndexPath:indexPath];
8200
8201     SourceController *controller = [[[SourceController alloc]
8202         initWithDatabase:database_
8203         source:source
8204     ] autorelease];
8205
8206     [controller setDelegate:delegate_];
8207
8208     [[self navigationController] pushViewController:controller animated:YES];
8209 }
8210
8211 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8212     Source *source = [self sourceAtIndexPath:indexPath];
8213     return [source record] != nil;
8214 }
8215
8216 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8217     Source *source = [self sourceAtIndexPath:indexPath];
8218     [Sources_ removeObjectForKey:[source key]];
8219     [delegate_ syncData];
8220 }
8221
8222 - (void) complete {
8223     [delegate_ addTrivialSource:href_];
8224     [delegate_ syncData];
8225 }
8226
8227 - (NSString *) getWarning {
8228     NSString *href(href_);
8229     NSRange colon([href rangeOfString:@"://"]);
8230     if (colon.location != NSNotFound)
8231         href = [href substringFromIndex:(colon.location + 3)];
8232     href = [href stringByAddingPercentEscapes];
8233     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8234     href = [href stringByCachingURLWithCurrentCDN];
8235
8236     NSURL *url([NSURL URLWithString:href]);
8237
8238     NSStringEncoding encoding;
8239     NSError *error(nil);
8240
8241     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8242         return [warning length] == 0 ? nil : warning;
8243     return nil;
8244 }
8245
8246 - (void) _endConnection:(NSURLConnection *)connection {
8247     // XXX: the memory management in this method is horribly awkward
8248
8249     NSURLConnection **field = NULL;
8250     if (connection == trivial_)
8251         field = &trivial_;
8252     else if (connection == trivial_bz2_)
8253         field = &trivial_bz2_;
8254     else if (connection == trivial_gz_)
8255         field = &trivial_gz_;
8256     _assert(field != NULL);
8257     [connection release];
8258     *field = nil;
8259
8260     if (
8261         trivial_ == nil &&
8262         trivial_bz2_ == nil &&
8263         trivial_gz_ == nil
8264     ) {
8265         bool defer(false);
8266
8267         if (cydia_) {
8268             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8269                 defer = true;
8270
8271                 UIAlertView *alert = [[[UIAlertView alloc]
8272                     initWithTitle:UCLocalize("SOURCE_WARNING")
8273                     message:warning
8274                     delegate:self
8275                     cancelButtonTitle:UCLocalize("CANCEL")
8276                     otherButtonTitles:
8277                         UCLocalize("ADD_ANYWAY"),
8278                     nil
8279                 ] autorelease];
8280
8281                 [alert setContext:@"warning"];
8282                 [alert setNumberOfRows:1];
8283                 [alert show];
8284             } else
8285                 [self complete];
8286         } else if (error_ != nil) {
8287             UIAlertView *alert = [[[UIAlertView alloc]
8288                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8289                 message:[error_ localizedDescription]
8290                 delegate:self
8291                 cancelButtonTitle:UCLocalize("OK")
8292                 otherButtonTitles:nil
8293             ] autorelease];
8294
8295             [alert setContext:@"urlerror"];
8296             [alert show];
8297         } else {
8298             UIAlertView *alert = [[[UIAlertView alloc]
8299                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8300                 message:UCLocalize("NOT_REPOSITORY_EX")
8301                 delegate:self
8302                 cancelButtonTitle:UCLocalize("OK")
8303                 otherButtonTitles:nil
8304             ] autorelease];
8305
8306             [alert setContext:@"trivial"];
8307             [alert show];
8308         }
8309
8310         [delegate_ releaseNetworkActivityIndicator];
8311
8312         [delegate_ removeProgressHUD:hud_];
8313         [hud_ autorelease];
8314         hud_ = nil;
8315
8316         if (!defer) {
8317             [href_ release];
8318             href_ = nil;
8319         }
8320
8321         if (error_ != nil) {
8322             [error_ release];
8323             error_ = nil;
8324         }
8325     }
8326 }
8327
8328 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8329     switch ([response statusCode]) {
8330         case 200:
8331             cydia_ = YES;
8332     }
8333 }
8334
8335 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8336     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8337     if (error_ != nil)
8338         error_ = [error retain];
8339     [self _endConnection:connection];
8340 }
8341
8342 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8343     [self _endConnection:connection];
8344 }
8345
8346 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8347     NSMutableURLRequest *request = [NSMutableURLRequest
8348         requestWithURL:[NSURL URLWithString:href]
8349         cachePolicy:NSURLRequestUseProtocolCachePolicy
8350         timeoutInterval:120.0
8351     ];
8352
8353     [request setHTTPMethod:method];
8354
8355     if (Machine_ != NULL)
8356         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8357     if (UniqueID_ != nil)
8358         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8359
8360     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8361 }
8362
8363 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8364     NSString *context([alert context]);
8365
8366     if ([context isEqualToString:@"source"]) {
8367         switch (button) {
8368             case 1: {
8369                 NSString *href = [[alert textField] text];
8370
8371                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8372
8373                 if (![href hasSuffix:@"/"])
8374                     href_ = [href stringByAppendingString:@"/"];
8375                 else
8376                     href_ = href;
8377                 href_ = [href_ retain];
8378
8379                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8380                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8381                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8382                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8383
8384                 cydia_ = false;
8385
8386                 // XXX: this is stupid
8387                 hud_ = [[delegate_ addProgressHUD] retain];
8388                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8389                 [delegate_ retainNetworkActivityIndicator];
8390             } break;
8391
8392             case 0:
8393             break;
8394
8395             _nodefault
8396         }
8397
8398         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8399     } else if ([context isEqualToString:@"trivial"])
8400         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8401     else if ([context isEqualToString:@"urlerror"])
8402         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8403     else if ([context isEqualToString:@"warning"]) {
8404         switch (button) {
8405             case 1:
8406                 [self complete];
8407             break;
8408
8409             case 0:
8410             break;
8411
8412             _nodefault
8413         }
8414
8415         [href_ release];
8416         href_ = nil;
8417
8418         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8419     }
8420 }
8421
8422 - (void) loadView {
8423     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8424
8425     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8426     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8427     [list_ setRowHeight:56];
8428     [list_ setDataSource:self];
8429     [list_ setDelegate:self];
8430     [[self view] addSubview:list_];
8431 }
8432
8433 - (void) viewDidLoad {
8434     [super viewDidLoad];
8435
8436     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8437     [self updateButtonsForEditingStatus:NO animated:NO];
8438 }
8439
8440 - (void) releaseSubviews {
8441     [list_ release];
8442     list_ = nil;
8443 }
8444
8445 - (id) initWithDatabase:(Database *)database {
8446     if ((self = [super init]) != nil) {
8447         database_ = database;
8448         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8449     } return self;
8450 }
8451
8452 - (void) reloadData {
8453     [super reloadData];
8454
8455     pkgSourceList list;
8456     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8457         return;
8458
8459     [sources_ removeAllObjects];
8460     [sources_ addObjectsFromArray:[database_ sources]];
8461     _trace();
8462     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8463     _trace();
8464
8465     int count([sources_ count]);
8466     offset_ = 0;
8467     for (int i = 0; i != count; i++) {
8468         if ([[sources_ objectAtIndex:i] record] == nil)
8469             break;
8470         offset_++;
8471     }
8472
8473     [list_ setEditing:NO];
8474     [self updateButtonsForEditingStatus:NO animated:NO];
8475     [list_ reloadData];
8476 }
8477
8478 - (void) showAddSourcePrompt {
8479     UIAlertView *alert = [[[UIAlertView alloc]
8480         initWithTitle:UCLocalize("ENTER_APT_URL")
8481         message:nil
8482         delegate:self
8483         cancelButtonTitle:UCLocalize("CANCEL")
8484         otherButtonTitles:
8485             UCLocalize("ADD_SOURCE"),
8486         nil
8487     ] autorelease];
8488
8489     [alert setContext:@"source"];
8490     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8491
8492     [alert setNumberOfRows:1];
8493     [alert addTextFieldWithValue:@"http://" label:@""];
8494
8495     UITextInputTraits *traits = [[alert textField] textInputTraits];
8496     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8497     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8498     [traits setKeyboardType:UIKeyboardTypeURL];
8499     // XXX: UIReturnKeyDone
8500     [traits setReturnKeyType:UIReturnKeyNext];
8501
8502     [alert show];
8503 }
8504
8505 - (void) addButtonClicked {
8506     [self showAddSourcePrompt];
8507 }
8508
8509 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8510     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8511         initWithTitle:UCLocalize("ADD")
8512         style:UIBarButtonItemStylePlain
8513         target:self
8514         action:@selector(addButtonClicked)
8515     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8516
8517     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8518         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8519         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8520         target:self
8521         action:@selector(editButtonClicked)
8522     ] autorelease] animated:animated];
8523
8524     if (IsWildcat_ && !editing)
8525         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8526             initWithTitle:UCLocalize("SETTINGS")
8527             style:UIBarButtonItemStylePlain
8528             target:self
8529             action:@selector(settingsButtonClicked)
8530         ] autorelease]];
8531 }
8532
8533 - (void) settingsButtonClicked {
8534     [delegate_ showSettings];
8535 }
8536
8537 - (void) editButtonClicked {
8538     [list_ setEditing:![list_ isEditing] animated:YES];
8539
8540     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8541 }
8542
8543 @end
8544 /* }}} */
8545
8546 /* Settings Controller {{{ */
8547 @interface SettingsController : CYViewController <
8548     UITableViewDataSource,
8549     UITableViewDelegate
8550 > {
8551     _transient Database *database_;
8552     // XXX: ok, "roledelegate_"?...
8553     _transient id roledelegate_;
8554     UITableView *table_;
8555     UISegmentedControl *segment_;
8556     UIView *container_;
8557 }
8558
8559 - (void) showDoneButton;
8560 - (void) resizeSegmentedControl;
8561
8562 @end
8563
8564 @implementation SettingsController
8565
8566 - (void) dealloc {
8567     [self releaseSubviews];
8568
8569     [super dealloc];
8570 }
8571
8572 - (void) loadView {
8573     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8574
8575     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8576     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8577     [table_ setDelegate:self];
8578     [table_ setDataSource:self];
8579     [[self view] addSubview:table_];
8580
8581     NSArray *items = [NSArray arrayWithObjects:
8582         UCLocalize("USER"),
8583         UCLocalize("HACKER"),
8584         UCLocalize("DEVELOPER"),
8585     nil];
8586     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8587     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8588     [container_ addSubview:segment_];
8589 }
8590
8591 - (void) viewDidLoad {
8592     [super viewDidLoad];
8593
8594     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8595
8596     int index = -1;
8597     if ([Role_ isEqualToString:@"User"]) index = 0;
8598     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8599     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8600     if (index != -1) {
8601         [segment_ setSelectedSegmentIndex:index];
8602         [self showDoneButton];
8603     }
8604
8605     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8606     [self resizeSegmentedControl];
8607 }
8608
8609 - (void) releaseSubviews {
8610     [table_ release];
8611     table_ = nil;
8612
8613     [segment_ release];
8614     segment_ = nil;
8615
8616     [container_ release];
8617     container_ = nil;
8618 }
8619
8620 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8621     if ((self = [super init]) != nil) {
8622         database_ = database;
8623         roledelegate_ = delegate;
8624     } return self;
8625 }
8626
8627 - (void) resizeSegmentedControl {
8628     CGFloat width = [[self view] frame].size.width;
8629     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8630 }
8631
8632 - (void) viewWillAppear:(BOOL)animated {
8633     [super viewWillAppear:animated];
8634
8635     [self resizeSegmentedControl];
8636 }
8637
8638 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8639     [self resizeSegmentedControl];
8640 }
8641
8642 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8643     [self resizeSegmentedControl];
8644 }
8645
8646 - (void) save {
8647     NSString *role(nil);
8648
8649     switch ([segment_ selectedSegmentIndex]) {
8650         case 0: role = @"User"; break;
8651         case 1: role = @"Hacker"; break;
8652         case 2: role = @"Developer"; break;
8653
8654         _nodefault
8655     }
8656
8657     if (![role isEqualToString:Role_]) {
8658         bool rolling(Role_ == nil);
8659         Role_ = role;
8660
8661         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8662             Role_, @"Role",
8663         nil];
8664
8665         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8666         Changed_ = true;
8667
8668         if (rolling)
8669             [roledelegate_ loadData];
8670         else
8671             [roledelegate_ updateData];
8672     }
8673 }
8674
8675 - (void) segmentChanged:(UISegmentedControl *)control {
8676     [self showDoneButton];
8677 }
8678
8679 - (void) saveAndClose {
8680     [self save];
8681
8682     [[self navigationItem] setRightBarButtonItem:nil];
8683     [[self navigationController] dismissModalViewControllerAnimated:YES];
8684 }
8685
8686 - (void) doneButtonClicked {
8687     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8688     [spinner startAnimating];
8689     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8690     [[self navigationItem] setRightBarButtonItem:spinItem];
8691
8692     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8693 }
8694
8695 - (void) showDoneButton {
8696     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8697         initWithTitle:UCLocalize("DONE")
8698         style:UIBarButtonItemStyleDone
8699         target:self
8700         action:@selector(doneButtonClicked)
8701     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8702 }
8703
8704 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8705     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8706     return 6;
8707 }
8708
8709 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8710     return 0; // :(
8711 }
8712
8713 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8714     return nil; // This method is required by the protocol.
8715 }
8716
8717 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8718     if (section == 1)
8719         return UCLocalize("ROLE_EX");
8720     if (section == 4)
8721         return [NSString stringWithFormat:
8722             @"%@: %@\n%@: %@\n%@: %@",
8723             UCLocalize("USER"), UCLocalize("USER_EX"),
8724             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8725             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8726         ];
8727     else return nil;
8728 }
8729
8730 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8731     return section == 3 ? 44.0f : 0;
8732 }
8733
8734 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8735     return section == 3 ? container_ : nil;
8736 }
8737
8738 - (void) reloadData {
8739     [super reloadData];
8740
8741     [table_ reloadData];
8742 }
8743
8744 @end
8745 /* }}} */
8746 /* Stash Controller {{{ */
8747 @interface StashController : CYViewController {
8748     UIActivityIndicatorView *spinner_;
8749     UILabel *status_;
8750     UILabel *caption_;
8751 }
8752
8753 @end
8754
8755 @implementation StashController
8756
8757 - (void) dealloc {
8758     [self releaseSubviews];
8759
8760     [super dealloc];
8761 }
8762
8763 - (void) loadView {
8764     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8765     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8766
8767     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8768     CGRect spinrect = [spinner_ frame];
8769     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8770     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8771     [spinner_ setFrame:spinrect];
8772     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8773     [[self view] addSubview:spinner_];
8774     [spinner_ startAnimating];
8775
8776     CGRect captrect;
8777     captrect.size.width = [[self view] frame].size.width;
8778     captrect.size.height = 40.0f;
8779     captrect.origin.x = 0;
8780     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8781     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8782     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8783     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8784     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8785     [caption_ setTextColor:[UIColor whiteColor]];
8786     [caption_ setBackgroundColor:[UIColor clearColor]];
8787     [caption_ setShadowColor:[UIColor blackColor]];
8788     [caption_ setTextAlignment:UITextAlignmentCenter];
8789     [[self view] addSubview:caption_];
8790
8791     CGRect statusrect;
8792     statusrect.size.width = [[self view] frame].size.width;
8793     statusrect.size.height = 30.0f;
8794     statusrect.origin.x = 0;
8795     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8796     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8797     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8798     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8799     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8800     [status_ setTextColor:[UIColor whiteColor]];
8801     [status_ setBackgroundColor:[UIColor clearColor]];
8802     [status_ setShadowColor:[UIColor blackColor]];
8803     [status_ setTextAlignment:UITextAlignmentCenter];
8804     [[self view] addSubview:status_];
8805 }
8806
8807 - (void) releaseSubviews {
8808     [spinner_ release];
8809     spinner_ = nil;
8810
8811     [status_ release];
8812     status_ = nil;
8813
8814     [caption_ release];
8815     caption_ = nil;
8816 }
8817
8818 @end
8819 /* }}} */
8820
8821 @interface Cydia : UIApplication <
8822     ConfirmationControllerDelegate,
8823     DatabaseDelegate,
8824     CydiaDelegate,
8825     UINavigationControllerDelegate,
8826     UITabBarControllerDelegate
8827 > {
8828     // XXX: evaluate all fields for _transient
8829
8830     UIWindow *window_;
8831     CYTabBarController *tabbar_;
8832     CYEmulatedLoadingController *emulated_;
8833
8834     NSMutableArray *essential_;
8835     NSMutableArray *broken_;
8836
8837     Database *database_;
8838
8839     NSURL *starturl_;
8840
8841     unsigned locked_;
8842     unsigned activity_;
8843
8844     StashController *stash_;
8845
8846     bool loaded_;
8847 }
8848
8849 - (void) loadData;
8850
8851 @end
8852
8853 @implementation Cydia
8854
8855 - (void) beginUpdate {
8856     [tabbar_ beginUpdate];
8857 }
8858
8859 - (BOOL) updating {
8860     return [tabbar_ updating];
8861 }
8862
8863 - (void) _loaded {
8864     if ([broken_ count] != 0) {
8865         int count = [broken_ count];
8866
8867         UIAlertView *alert = [[[UIAlertView alloc]
8868             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8869             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8870             delegate:self
8871             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8872             otherButtonTitles:
8873                 UCLocalize("TEMPORARY_IGNORE"),
8874             nil
8875         ] autorelease];
8876
8877         [alert setContext:@"fixhalf"];
8878         [alert setNumberOfRows:2];
8879         [alert show];
8880     } else if (!Ignored_ && [essential_ count] != 0) {
8881         int count = [essential_ count];
8882
8883         UIAlertView *alert = [[[UIAlertView alloc]
8884             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8885             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8886             delegate:self
8887             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8888             otherButtonTitles:
8889                 UCLocalize("UPGRADE_ESSENTIAL"),
8890                 UCLocalize("COMPLETE_UPGRADE"),
8891             nil
8892         ] autorelease];
8893
8894         [alert setContext:@"upgrade"];
8895         [alert show];
8896     }
8897 }
8898
8899 - (void) _saveConfig {
8900     _trace();
8901     MetaFile_.Sync();
8902     _trace();
8903
8904     if (Changed_) {
8905         NSString *error(nil);
8906
8907         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8908             _trace();
8909             NSError *error(nil);
8910             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8911                 NSLog(@"failure to save metadata data: %@", error);
8912             _trace();
8913
8914             Changed_ = false;
8915         } else {
8916             NSLog(@"failure to serialize metadata: %@", error);
8917         }
8918     }
8919 }
8920
8921 // Navigation controller for the queuing badge.
8922 - (UINavigationController *) queueNavigationController {
8923     NSArray *controllers = [tabbar_ viewControllers];
8924     return [controllers objectAtIndex:3];
8925 }
8926
8927 - (void) unloadData {
8928     [tabbar_ unloadData];
8929 }
8930
8931 - (void) _updateData {
8932     [self _saveConfig];
8933
8934     [self unloadData];
8935
8936     UINavigationController *navigation = [self queueNavigationController];
8937
8938     id queuedelegate = nil;
8939     if ([[navigation viewControllers] count] > 0)
8940         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8941
8942     [queuedelegate queueStatusDidChange];
8943     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8944 }
8945
8946 - (void) _refreshIfPossible:(NSDate *)update {
8947     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8948
8949     bool recently = false;
8950     if (update != nil) {
8951         NSTimeInterval interval([update timeIntervalSinceNow]);
8952         if (interval <= 0 && interval > -(15*60))
8953             recently = true;
8954     }
8955
8956     // Don't automatic refresh if:
8957     //  - We already refreshed recently.
8958     //  - We already auto-refreshed this launch.
8959     //  - Auto-refresh is disabled.
8960     if (recently || loaded_ || ManualRefresh) {
8961         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8962
8963         // If we are cancelling, we need to make sure it knows it's already loaded.
8964         loaded_ = true;
8965         return;
8966     } else {
8967         // We are going to load, so remember that.
8968         loaded_ = true;
8969     }
8970
8971     SCNetworkReachabilityFlags flags; {
8972         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8973         SCNetworkReachabilityGetFlags(reachability, &flags);
8974         CFRelease(reachability);
8975     }
8976
8977     // XXX: this elaborate mess is what Apple is using to determine this? :(
8978     // XXX: do we care if the user has to intervene? maybe that's ok?
8979     bool reachable(
8980         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8981             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8982                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8983                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8984             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8985             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8986         )
8987     );
8988
8989     // If we can reach the server, auto-refresh!
8990     if (reachable)
8991         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8992
8993     [pool release];
8994 }
8995
8996 - (void) refreshIfPossible {
8997     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8998 }
8999
9000 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9001     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9002     [hud setText:UCLocalize("RELOADING_DATA")];
9003
9004     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9005
9006     if (hud != nil)
9007         [self removeProgressHUD:hud];
9008
9009     size_t changes(0);
9010
9011     [essential_ removeAllObjects];
9012     [broken_ removeAllObjects];
9013
9014     NSArray *packages([database_ packages]);
9015     for (Package *package in packages) {
9016         if ([package half])
9017             [broken_ addObject:package];
9018         if ([package upgradableAndEssential:NO]) {
9019             if ([package essential])
9020                 [essential_ addObject:package];
9021             ++changes;
9022         }
9023     }
9024
9025     NSLog(@"changes:#%u", changes);
9026
9027     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9028     if (changes != 0) {
9029         _trace();
9030         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9031         [changesItem setBadgeValue:badge];
9032         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9033         [self setApplicationIconBadgeNumber:changes];
9034     } else {
9035         _trace();
9036         [changesItem setBadgeValue:nil];
9037         [changesItem setAnimatedBadge:NO];
9038         [self setApplicationIconBadgeNumber:0];
9039     }
9040
9041     [self _updateData];
9042
9043     [self refreshIfPossible];
9044 }
9045
9046 - (void) updateData {
9047     [self _updateData];
9048 }
9049
9050 - (void) update_ {
9051     [database_ update];
9052 }
9053
9054 - (void) complete {
9055     @synchronized (self) {
9056         [self _reloadDataWithInvocation:nil];
9057     }
9058 }
9059
9060 - (void) disemulate {
9061     if (emulated_ == nil)
9062         return;
9063
9064     [window_ addSubview:[tabbar_ view]];
9065     [[emulated_ view] removeFromSuperview];
9066     [emulated_ release];
9067     emulated_ = nil;
9068     [window_ setUserInteractionEnabled:YES];
9069 }
9070
9071 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9072     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9073     if (IsWildcat_)
9074         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9075
9076     UIViewController *parent;
9077     if (emulated_ == nil)
9078         parent = tabbar_;
9079     else if (!force)
9080         parent = emulated_;
9081     else {
9082         [self disemulate];
9083         parent = tabbar_;
9084     }
9085
9086     [parent presentModalViewController:navigation animated:YES];
9087 }
9088
9089 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9090     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9091
9092     if (navigation != nil)
9093         [navigation pushViewController:progress animated:YES];
9094     else
9095         [self presentModalViewController:progress force:YES];
9096
9097     [progress invoke:invocation withTitle:title];
9098     return progress;
9099 }
9100
9101 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9102     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9103 }
9104
9105 - (void) repairWithInvocation:(NSInvocation *)invocation {
9106     _trace();
9107     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9108     _trace();
9109 }
9110
9111 - (void) repairWithSelector:(SEL)selector {
9112     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9113 }
9114
9115 - (void) syncData {
9116     [self _saveConfig];
9117
9118     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9119     _assert(file != NULL);
9120
9121     for (NSString *key in [Sources_ allKeys]) {
9122         NSDictionary *source([Sources_ objectForKey:key]);
9123
9124         fprintf(file, "%s %s %s\n",
9125             [[source objectForKey:@"Type"] UTF8String],
9126             [[source objectForKey:@"URI"] UTF8String],
9127             [[source objectForKey:@"Distribution"] UTF8String]
9128         );
9129     }
9130
9131     fclose(file);
9132
9133     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9134
9135     [self complete];
9136 }
9137
9138 - (void) addTrivialSource:(NSString *)href {
9139     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9140         @"deb", @"Type",
9141         href, @"URI",
9142         @"./", @"Distribution",
9143     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9144
9145     Changed_ = true;
9146 }
9147
9148 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9149     @synchronized (self) {
9150         [self _reloadDataWithInvocation:invocation];
9151     }
9152 }
9153
9154 - (void) reloadData {
9155     [self reloadDataWithInvocation:nil];
9156 }
9157
9158 - (void) resolve {
9159     pkgProblemResolver *resolver = [database_ resolver];
9160
9161     resolver->InstallProtect();
9162     if (!resolver->Resolve(true))
9163         _error->Discard();
9164 }
9165
9166 - (bool) perform {
9167     // XXX: this is a really crappy way of doing this.
9168     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9169     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9170     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9171     if ([tabbar_ updating])
9172         [tabbar_ cancelUpdate];
9173
9174     if (![database_ prepare])
9175         return false;
9176
9177     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9178     [page setDelegate:self];
9179     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9180
9181     if (IsWildcat_)
9182         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9183     [tabbar_ presentModalViewController:confirm_ animated:YES];
9184
9185     return true;
9186 }
9187
9188 - (void) queue {
9189     @synchronized (self) {
9190         [self perform];
9191     }
9192 }
9193
9194 - (void) clearPackage:(Package *)package {
9195     @synchronized (self) {
9196         [package clear];
9197         [self resolve];
9198         [self perform];
9199     }
9200 }
9201
9202 - (void) installPackages:(NSArray *)packages {
9203     @synchronized (self) {
9204         for (Package *package in packages)
9205             [package install];
9206         [self resolve];
9207         [self perform];
9208     }
9209 }
9210
9211 - (void) installPackage:(Package *)package {
9212     @synchronized (self) {
9213         [package install];
9214         [self resolve];
9215         [self perform];
9216     }
9217 }
9218
9219 - (void) removePackage:(Package *)package {
9220     @synchronized (self) {
9221         [package remove];
9222         [self resolve];
9223         [self perform];
9224     }
9225 }
9226
9227 - (void) distUpgrade {
9228     @synchronized (self) {
9229         if (![database_ upgrade])
9230             return;
9231         [self perform];
9232     }
9233 }
9234
9235 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9236     Queuing_ = false;
9237     ++locked_;
9238     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9239     --locked_;
9240     [self complete];
9241 }
9242
9243 - (void) showSettings {
9244     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9245 }
9246
9247 - (void) retainNetworkActivityIndicator {
9248     if (activity_++ == 0)
9249         [self setNetworkActivityIndicatorVisible:YES];
9250
9251 #if TraceLogging
9252     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9253 #endif
9254 }
9255
9256 - (void) releaseNetworkActivityIndicator {
9257     if (--activity_ == 0)
9258         [self setNetworkActivityIndicatorVisible:NO];
9259
9260 #if TraceLogging
9261     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9262 #endif
9263
9264 }
9265
9266 - (void) cancelAndClear:(bool)clear {
9267     @synchronized (self) {
9268         if (clear) {
9269             [database_ clear];
9270             Queuing_ = false;
9271         } else {
9272             Queuing_ = true;
9273         }
9274
9275         [self _updateData];
9276     }
9277 }
9278
9279 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9280     NSString *context([alert context]);
9281
9282     if ([context isEqualToString:@"conffile"]) {
9283         FILE *input = [database_ input];
9284         if (button == [alert cancelButtonIndex])
9285             fprintf(input, "N\n");
9286         else if (button == [alert firstOtherButtonIndex])
9287             fprintf(input, "Y\n");
9288         fflush(input);
9289
9290         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9291     } else if ([context isEqualToString:@"fixhalf"]) {
9292         if (button == [alert cancelButtonIndex]) {
9293             @synchronized (self) {
9294                 for (Package *broken in broken_) {
9295                     [broken remove];
9296
9297                     NSString *id = [broken id];
9298                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9299                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9300                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9301                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9302                 }
9303
9304                 [self resolve];
9305                 [self perform];
9306             }
9307         } else if (button == [alert firstOtherButtonIndex]) {
9308             [broken_ removeAllObjects];
9309             [self _loaded];
9310         }
9311
9312         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9313     } else if ([context isEqualToString:@"upgrade"]) {
9314         if (button == [alert firstOtherButtonIndex]) {
9315             @synchronized (self) {
9316                 for (Package *essential in essential_)
9317                     [essential install];
9318
9319                 [self resolve];
9320                 [self perform];
9321             }
9322         } else if (button == [alert firstOtherButtonIndex] + 1) {
9323             [self distUpgrade];
9324         } else if (button == [alert cancelButtonIndex]) {
9325             Ignored_ = YES;
9326         }
9327
9328         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9329     }
9330 }
9331
9332 - (void) system:(NSString *)command { _pooled
9333     _trace();
9334     system([command UTF8String]);
9335     _trace();
9336 }
9337
9338 - (void) applicationWillSuspend {
9339     [database_ clean];
9340     [super applicationWillSuspend];
9341 }
9342
9343 - (BOOL) isSafeToSuspend {
9344     if (locked_ != 0) {
9345 #if !ForRelease
9346         NSLog(@"isSafeToSuspend: locked_ != 0");
9347 #endif
9348         return false;
9349     }
9350
9351     // Use external process status API internally.
9352     // This is probably a really bad idea.
9353     // XXX: what is the point of this? does this solve anything at all?
9354     uint64_t status = 0;
9355     int notify_token;
9356     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9357         notify_get_state(notify_token, &status);
9358         notify_cancel(notify_token);
9359     }
9360
9361     if (status != 0) {
9362 #if !ForRelease
9363         NSLog(@"isSafeToSuspend: status != 0");
9364 #endif
9365         return false;
9366     }
9367
9368 #if !ForRelease
9369     NSLog(@"isSafeToSuspend: -> true");
9370 #endif
9371     return true;
9372 }
9373
9374 - (void) applicationSuspend:(__GSEvent *)event {
9375     if ([self isSafeToSuspend])
9376         [super applicationSuspend:event];
9377 }
9378
9379 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9380     if ([self isSafeToSuspend])
9381         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9382 }
9383
9384 - (void) _setSuspended:(BOOL)value {
9385     if ([self isSafeToSuspend])
9386         [super _setSuspended:value];
9387 }
9388
9389 - (UIProgressHUD *) addProgressHUD {
9390     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9391     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9392
9393     [window_ setUserInteractionEnabled:NO];
9394
9395     UIViewController *target(tabbar_);
9396     if (UIViewController *modal = [target modalViewController])
9397         target = modal;
9398
9399     UIView *view([target view]);
9400     [view addSubview:hud];
9401
9402     [hud show:YES];
9403
9404     ++locked_;
9405     return hud;
9406 }
9407
9408 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9409     --locked_;
9410     [hud show:NO];
9411     [hud removeFromSuperview];
9412     [window_ setUserInteractionEnabled:YES];
9413 }
9414
9415 - (CYViewController *) pageForPackage:(NSString *)name {
9416     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9417 }
9418
9419 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9420     NSString *scheme([[url scheme] lowercaseString]);
9421     if ([[url absoluteString] length] <= [scheme length] + 3)
9422         return nil;
9423     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9424     NSArray *components([path pathComponents]);
9425
9426     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9427         return [self pageForPackage:[components objectAtIndex:1]];
9428
9429     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9430         return nil;
9431
9432     NSString *base([components objectAtIndex:0]);
9433
9434     CYViewController *controller = nil;
9435
9436     if ([base isEqualToString:@"url"]) {
9437         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9438         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9439         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9440     } else if (!external && [components count] == 1) {
9441         if ([base isEqualToString:@"manage"]) {
9442             controller = [[[ManageController alloc] init] autorelease];
9443         }
9444
9445         if ([base isEqualToString:@"sources"]) {
9446             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9447         }
9448
9449         if ([base isEqualToString:@"home"]) {
9450             controller = [[[HomeController alloc] init] autorelease];
9451         }
9452
9453         if ([base isEqualToString:@"sections"]) {
9454             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9455         }
9456
9457         if ([base isEqualToString:@"search"]) {
9458             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9459         }
9460
9461         if ([base isEqualToString:@"changes"]) {
9462             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9463         }
9464
9465         if ([base isEqualToString:@"installed"]) {
9466             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9467         }
9468     } else if ([components count] == 2) {
9469         NSString *argument = [components objectAtIndex:1];
9470
9471         if ([base isEqualToString:@"package"]) {
9472             controller = [self pageForPackage:argument];
9473         }
9474
9475         if (!external && [base isEqualToString:@"search"]) {
9476             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9477         }
9478
9479         if (!external && [base isEqualToString:@"sections"]) {
9480             if ([argument isEqualToString:@"all"])
9481                 argument = nil;
9482             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9483         }
9484
9485         if (!external && [base isEqualToString:@"sources"]) {
9486             if ([argument isEqualToString:@"add"]) {
9487                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9488                 [(SourcesController *)controller showAddSourcePrompt];
9489             } else {
9490                 Source *source = [database_ sourceWithKey:argument];
9491                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9492             }
9493         }
9494
9495         if (!external && [base isEqualToString:@"launch"]) {
9496             [self launchApplicationWithIdentifier:argument suspended:NO];
9497             return nil;
9498         }
9499     } else if (!external && [components count] == 3) {
9500         NSString *arg1 = [components objectAtIndex:1];
9501         NSString *arg2 = [components objectAtIndex:2];
9502
9503         if ([base isEqualToString:@"package"]) {
9504             if ([arg2 isEqualToString:@"settings"]) {
9505                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9506             } else if ([arg2 isEqualToString:@"files"]) {
9507                 if (Package *package = [database_ packageWithName:arg1]) {
9508                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9509                     [(FileTable *)controller setPackage:package];
9510                 }
9511             }
9512         }
9513     }
9514
9515     [controller setDelegate:self];
9516     return controller;
9517 }
9518
9519 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9520     CYViewController *page([self pageForURL:url forExternal:external]);
9521
9522     if (page != nil) {
9523         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9524         [nav setViewControllers:[NSArray arrayWithObject:page]];
9525         [tabbar_ setUnselectedViewController:nav];
9526     }
9527
9528     return page != nil;
9529 }
9530
9531 - (void) applicationOpenURL:(NSURL *)url {
9532     [super applicationOpenURL:url];
9533
9534     if (!loaded_) starturl_ = [url retain];
9535     else [self openCydiaURL:url forExternal:YES];
9536 }
9537
9538 - (void) applicationWillResignActive:(UIApplication *)application {
9539     // Stop refreshing if you get a phone call or lock the device.
9540     if ([tabbar_ updating])
9541         [tabbar_ cancelUpdate];
9542
9543     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9544         [super applicationWillResignActive:application];
9545 }
9546
9547 - (void) applicationWillTerminate:(UIApplication *)application {
9548     Changed_ = true;
9549     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9550     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9551     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9552
9553     [self _saveConfig];
9554 }
9555
9556 - (void) setConfigurationData:(NSString *)data {
9557     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9558
9559     if (!conffile_r(data)) {
9560         lprintf("E:invalid conffile\n");
9561         return;
9562     }
9563
9564     NSString *ofile = conffile_r[1];
9565     //NSString *nfile = conffile_r[2];
9566
9567     UIAlertView *alert = [[[UIAlertView alloc]
9568         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9569         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9570         delegate:self
9571         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9572         otherButtonTitles:
9573             UCLocalize("ACCEPT_NEW_COPY"),
9574             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9575         nil
9576     ] autorelease];
9577
9578     [alert setContext:@"conffile"];
9579     [alert setNumberOfRows:2];
9580     [alert show];
9581 }
9582
9583 - (void) addStashController {
9584     ++locked_;
9585     stash_ = [[StashController alloc] init];
9586     [window_ addSubview:[stash_ view]];
9587 }
9588
9589 - (void) removeStashController {
9590     [[stash_ view] removeFromSuperview];
9591     [stash_ release];
9592     --locked_;
9593 }
9594
9595 - (void) stash {
9596     [self setIdleTimerDisabled:YES];
9597
9598     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9599     UpdateExternalStatus(1);
9600     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9601     UpdateExternalStatus(0);
9602
9603     [self removeStashController];
9604
9605     if (ExecFork() == 0) {
9606         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9607         perror("launchctl stop");
9608     }
9609 }
9610
9611 - (void) setupViewControllers {
9612     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9613
9614     NSMutableArray *items([NSMutableArray arrayWithObjects:
9615         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9616         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9617         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9618         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9619     nil]);
9620
9621     if (IsWildcat_) {
9622         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9623         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9624     } else {
9625         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9626     }
9627
9628     NSMutableArray *controllers([NSMutableArray array]);
9629     for (UITabBarItem *item in items) {
9630         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9631         [controller setTabBarItem:item];
9632         [controllers addObject:controller];
9633     }
9634     [tabbar_ setViewControllers:controllers];
9635
9636     [tabbar_ setUpdateDelegate:self];
9637 }
9638
9639 - (void) applicationDidFinishLaunching:(id)unused {
9640 _trace();
9641     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9642         [self setApplicationSupportsShakeToEdit:NO];
9643
9644     @synchronized (HostConfig_) {
9645         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9646     }
9647
9648     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9649         initWithMemoryCapacity:524288
9650         diskCapacity:10485760
9651         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9652     ] autorelease]];
9653
9654     [CydiaWebViewController _initialize];
9655
9656     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9657
9658     Font12_ = [[UIFont systemFontOfSize:12] retain];
9659     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9660     Font14_ = [[UIFont systemFontOfSize:14] retain];
9661     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9662     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9663
9664     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9665     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9666
9667     // XXX: I really need this thing... like, seriously... I'm sorry
9668     [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9669
9670     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9671     [window_ orderFront:self];
9672     [window_ makeKey:self];
9673     [window_ setHidden:NO];
9674
9675     if (
9676         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9677         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9678         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9679         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9680         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9681         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9682         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9683         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9684         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9685         false
9686     ) {
9687         [self addStashController];
9688         // XXX: this would be much cleaner as a yieldToSelector:
9689         // that way the removeStashController could happen right here inline
9690         // we also could no longer require the useless stash_ field anymore
9691         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9692         return;
9693     }
9694
9695     database_ = [Database sharedInstance];
9696     [database_ setDelegate:self];
9697
9698     [window_ setUserInteractionEnabled:NO];
9699     [self setupViewControllers];
9700
9701     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9702     [window_ addSubview:[emulated_ view]];
9703
9704     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9705 _trace();
9706 }
9707
9708 - (NSArray *) defaultStartPages {
9709     NSMutableArray *standard = [NSMutableArray array];
9710     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9711     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9712     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9713     if (!IsWildcat_) {
9714         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9715     } else {
9716         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9717         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9718     }
9719     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9720     return standard;
9721 }
9722
9723 - (void) loadData {
9724 _trace();
9725     if (Role_ == nil) {
9726         [window_ setUserInteractionEnabled:YES];
9727         [self showSettings];
9728         return;
9729     } else {
9730         if ([emulated_ modalViewController] != nil)
9731             [emulated_ dismissModalViewControllerAnimated:YES];
9732         [window_ setUserInteractionEnabled:NO];
9733     }
9734
9735     [self reloadData];
9736     PrintTimes();
9737
9738     [self disemulate];
9739
9740     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9741     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9742     int standardIndex = 0;
9743     NSArray *standard = [self defaultStartPages];
9744
9745     BOOL valid = YES;
9746
9747     if (saved == nil)
9748         valid = NO;
9749
9750     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9751     if (valid && closed != nil) {
9752         NSTimeInterval interval([closed timeIntervalSinceNow]);
9753         // XXX: Is 15 minutes the optimal time here?
9754         if (interval > 0 && interval <= -(15*60))
9755             valid = NO;
9756     }
9757
9758     if (valid && [saved count] != [standard count])
9759         valid = NO;
9760
9761     if (valid) {
9762         for (unsigned int i = 0; i < [standard count]; i++) {
9763             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9764             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9765             //      but it's good enough for now.
9766             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9767                 valid = NO;
9768                 break;
9769             }
9770         }
9771     }
9772
9773     NSArray *items = nil;
9774     if (valid) {
9775         [tabbar_ setSelectedIndex:savedIndex];
9776         items = saved;
9777     } else {
9778         [tabbar_ setSelectedIndex:standardIndex];
9779         items = standard;
9780     }
9781
9782     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9783         NSArray *stack = [items objectAtIndex:tab];
9784         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9785         NSMutableArray *current = [NSMutableArray array];
9786
9787         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9788             NSString *addr = [stack objectAtIndex:nav];
9789             NSURL *url = [NSURL URLWithString:addr];
9790             CYViewController *page = [self pageForURL:url forExternal:NO];
9791             if (page != nil)
9792                 [current addObject:page];
9793         }
9794
9795         [navigation setViewControllers:current];
9796     }
9797
9798     // (Try to) show the startup URL.
9799     if (starturl_ != nil) {
9800         [self openCydiaURL:starturl_ forExternal:NO];
9801         [starturl_ release];
9802         starturl_ = nil;
9803     }
9804 }
9805
9806 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9807     if (item != nil && IsWildcat_) {
9808         [sheet showFromBarButtonItem:item animated:YES];
9809     } else {
9810         [sheet showInView:window_];
9811     }
9812 }
9813
9814 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9815     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9816     [progress setTitle:task];
9817     [progress addProgressEvent:event];
9818 }
9819
9820 - (void) addProgressEventForTask:(NSArray *)data {
9821     CydiaProgressEvent *event([data objectAtIndex:0]);
9822     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9823     [self addProgressEvent:event forTask:task];
9824 }
9825
9826 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9827     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9828 }
9829
9830 @end
9831
9832 /*IMP alloc_;
9833 id Alloc_(id self, SEL selector) {
9834     id object = alloc_(self, selector);
9835     lprintf("[%s]A-%p\n", self->isa->name, object);
9836     return object;
9837 }*/
9838
9839 /*IMP dealloc_;
9840 id Dealloc_(id self, SEL selector) {
9841     id object = dealloc_(self, selector);
9842     lprintf("[%s]D-%p\n", self->isa->name, object);
9843     return object;
9844 }*/
9845
9846 Class $WebDefaultUIKitDelegate;
9847
9848 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9849     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9850         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9851     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9852 }
9853
9854 static NSSet *MobilizedFiles_;
9855
9856 static NSURL *MobilizeURL(NSURL *url) {
9857     NSString *path([url path]);
9858     if ([path hasPrefix:@"/var/root/"]) {
9859         NSString *file([path substringFromIndex:10]);
9860         if ([MobilizedFiles_ containsObject:file])
9861             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9862     }
9863
9864     return url;
9865 }
9866
9867 Class $CFXPreferencesPropertyListSource;
9868 @class CFXPreferencesPropertyListSource;
9869
9870 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9871     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9872     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9873     url = MobilizeURL(url);
9874     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9875     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9876     url = old;
9877     [pool release];
9878     return value;
9879 }
9880
9881 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9882     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9883     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9884     url = MobilizeURL(url);
9885     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9886     //NSLog(@"%@ %@", [url absoluteString], value);
9887     url = old;
9888     [pool release];
9889     return value;
9890 }
9891
9892 Class $NSURLConnection;
9893
9894 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9895     NSMutableURLRequest *copy([request mutableCopy]);
9896
9897     NSURL *url([copy URL]);
9898     NSString *host([url host]);
9899     NSString *scheme([[url scheme] lowercaseString]);
9900
9901     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9902
9903     @synchronized (HostConfig_) {
9904         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9905             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9906                 [copy setHTTPShouldUsePipelining:YES];
9907     }
9908
9909     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9910     } return self;
9911 }
9912
9913 int main(int argc, char *argv[]) { _pooled
9914     _trace();
9915
9916     UpdateExternalStatus(0);
9917
9918     if (Class $UIDevice = objc_getClass("UIDevice")) {
9919         UIDevice *device([$UIDevice currentDevice]);
9920         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9921     } else
9922         IsWildcat_ = false;
9923
9924     UIScreen *screen([UIScreen mainScreen]);
9925     if ([screen respondsToSelector:@selector(scale)])
9926         ScreenScale_ = [screen scale];
9927     else
9928         ScreenScale_ = 1;
9929
9930     UIDevice *device([UIDevice currentDevice]);
9931     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9932         Idiom_ = @"iphone";
9933     else {
9934         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9935         if (idiom == UIUserInterfaceIdiomPhone)
9936             Idiom_ = @"iphone";
9937         else if (idiom == UIUserInterfaceIdiomPad)
9938             Idiom_ = @"ipad";
9939         else
9940             NSLog(@"unknown UIUserInterfaceIdiom!");
9941     }
9942
9943     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
9944
9945     HostConfig_ = [[NSObject alloc] init];
9946     @synchronized (HostConfig_) {
9947         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
9948         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
9949     }
9950
9951     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9952
9953     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9954
9955     MobilizedFiles_ = [NSMutableSet setWithObjects:
9956         @"Library/Preferences/com.apple.Accessibility.plist",
9957         @"Library/Preferences/com.apple.preferences.sounds.plist",
9958     nil];
9959
9960     /* Library Hacks {{{ */
9961     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9962
9963     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
9964
9965     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
9966     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
9967         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9968         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9969     }
9970
9971     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
9972     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
9973         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
9974         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
9975     }
9976
9977     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9978     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9979     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9980         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9981         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9982     }
9983
9984     $NSURLConnection = objc_getClass("NSURLConnection");
9985     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
9986     if (NSURLConnection$init$ != NULL) {
9987         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
9988         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
9989     }
9990     /* }}} */
9991     /* Set Locale {{{ */
9992     Locale_ = CFLocaleCopyCurrent();
9993     Languages_ = [NSLocale preferredLanguages];
9994
9995     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9996     //NSLog(@"%@", [Languages_ description]);
9997
9998     const char *lang;
9999     if (Locale_ != NULL)
10000         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10001     else if (Languages_ != nil && [Languages_ count] != 0)
10002         lang = [[Languages_ objectAtIndex:0] UTF8String];
10003     else
10004         // XXX: consider just setting to C and then falling through?
10005         lang = NULL;
10006
10007     if (lang != NULL) {
10008         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10009         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10010     }
10011
10012     NSLog(@"Setting Language: %s", lang);
10013
10014     if (lang != NULL) {
10015         setenv("LANG", lang, true);
10016         std::setlocale(LC_ALL, lang);
10017     }
10018     /* }}} */
10019
10020     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10021
10022     /* Parse Arguments {{{ */
10023     bool substrate(false);
10024
10025     if (argc != 0) {
10026         char **args(argv);
10027         int arge(1);
10028
10029         for (int argi(1); argi != argc; ++argi)
10030             if (strcmp(argv[argi], "--") == 0) {
10031                 arge = argi;
10032                 argv[argi] = argv[0];
10033                 argv += argi;
10034                 argc -= argi;
10035                 break;
10036             }
10037
10038         for (int argi(1); argi != arge; ++argi)
10039             if (strcmp(args[argi], "--substrate") == 0)
10040                 substrate = true;
10041             else
10042                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10043     }
10044     /* }}} */
10045
10046     App_ = [[NSBundle mainBundle] bundlePath];
10047     Advanced_ = YES;
10048
10049     setuid(0);
10050     setgid(0);
10051
10052     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10053     alloc_ = alloc->method_imp;
10054     alloc->method_imp = (IMP) &Alloc_;*/
10055
10056     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10057     dealloc_ = dealloc->method_imp;
10058     dealloc->method_imp = (IMP) &Dealloc_;*/
10059
10060     /* System Information {{{ */
10061     size_t size;
10062
10063     int maxproc;
10064     size = sizeof(maxproc);
10065     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10066         perror("sysctlbyname(\"kern.maxproc\", ?)");
10067     else if (maxproc < 64) {
10068         maxproc = 64;
10069         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10070             perror("sysctlbyname(\"kern.maxproc\", #)");
10071     }
10072
10073     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10074     char *osversion = new char[size];
10075     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10076         perror("sysctlbyname(\"kern.osversion\", ?)");
10077     else
10078         System_ = [NSString stringWithUTF8String:osversion];
10079
10080     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10081     char *machine = new char[size];
10082     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10083         perror("sysctlbyname(\"hw.machine\", ?)");
10084     else
10085         Machine_ = machine;
10086
10087     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10088         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10089             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10090                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10091                 CFRelease(serial);
10092             }
10093
10094             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10095                 NSData *data((NSData *) ecid);
10096                 size_t length([data length]);
10097                 uint8_t bytes[length];
10098                 [data getBytes:bytes];
10099                 char string[length * 2 + 1];
10100                 for (size_t i(0); i != length; ++i)
10101                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10102                 ChipID_ = [NSString stringWithUTF8String:string];
10103                 CFRelease(ecid);
10104             }
10105
10106             IOObjectRelease(service);
10107         }
10108     }
10109
10110     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10111
10112     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10113     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10114     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10115
10116     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10117     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10118     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10119
10120     if (mcc != NULL && mnc != NULL)
10121         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10122
10123     if (mnc != NULL)
10124         CFRelease(mnc);
10125     if (mcc != NULL)
10126         CFRelease(mcc);
10127
10128     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10129         Build_ = [system objectForKey:@"ProductBuildVersion"];
10130     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10131         Product_ = [info objectForKey:@"SafariProductVersion"];
10132         Safari_ = [info objectForKey:@"CFBundleVersion"];
10133     }
10134     /* }}} */
10135     /* Load Database {{{ */
10136     _trace();
10137     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10138     _trace();
10139     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10140
10141     if (Metadata_ == NULL)
10142         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10143     else {
10144         Settings_ = [Metadata_ objectForKey:@"Settings"];
10145
10146         Packages_ = [Metadata_ objectForKey:@"Packages"];
10147         Sections_ = [Metadata_ objectForKey:@"Sections"];
10148         Sources_ = [Metadata_ objectForKey:@"Sources"];
10149
10150         Token_ = [Metadata_ objectForKey:@"Token"];
10151     }
10152
10153     if (Settings_ != nil)
10154         Role_ = [Settings_ objectForKey:@"Role"];
10155
10156     if (Sections_ == nil) {
10157         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10158         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10159     }
10160
10161     if (Sources_ == nil) {
10162         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10163         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10164     }
10165     /* }}} */
10166
10167     _trace();
10168     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10169     _trace();
10170
10171     if (Packages_ != nil) {
10172         bool fail(false);
10173         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10174         _trace();
10175
10176         if (!fail) {
10177             [Metadata_ removeObjectForKey:@"Packages"];
10178             Packages_ = nil;
10179             Changed_ = true;
10180         }
10181     }
10182
10183     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10184
10185 #define MobileSubstrate_(name) \
10186     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10187         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10188         if (handle == NULL) \
10189             NSLog(@"%s", dlerror()); \
10190     }
10191
10192     MobileSubstrate_(Activator)
10193     MobileSubstrate_(libstatusbar)
10194     MobileSubstrate_(SimulatedKeyEvents)
10195     MobileSubstrate_(WinterBoard)
10196
10197     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10198         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10199
10200     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10201
10202     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10203         unlink("/tmp/.cydia.fw");
10204         goto firmware;
10205     } else if (access("/User", F_OK) != 0 || version < 4) {
10206       firmware:
10207         _trace();
10208         system("/usr/libexec/cydia/firmware.sh");
10209         _trace();
10210     }
10211
10212     _assert([[NSFileManager defaultManager]
10213         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10214         withIntermediateDirectories:YES
10215         attributes:nil
10216         error:NULL
10217     ]);
10218
10219     if (access("/tmp/cydia.chk", F_OK) == 0) {
10220         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10221             _assert(errno == ENOENT);
10222         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10223             _assert(errno == ENOENT);
10224     }
10225
10226     /* APT Initialization {{{ */
10227     _assert(pkgInitConfig(*_config));
10228     _assert(pkgInitSystem(*_config, _system));
10229
10230     if (lang != NULL)
10231         _config->Set("APT::Acquire::Translation", lang);
10232
10233     // XXX: this timeout might be important :(
10234     //_config->Set("Acquire::http::Timeout", 15);
10235
10236     _config->Set("Acquire::http::MaxParallel", 3);
10237     /* }}} */
10238     /* Color Choices {{{ */
10239     space_ = CGColorSpaceCreateDeviceRGB();
10240
10241     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10242     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10243     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10244     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10245     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10246     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10247     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10248     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10249     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10250
10251     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10252     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10253     /* }}}*/
10254     /* UIKit Configuration {{{ */
10255     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10256     if ($GSFontSetUseLegacyFontMetrics != NULL)
10257         $GSFontSetUseLegacyFontMetrics(YES);
10258
10259     // XXX: I have a feeling this was important
10260     //UIKeyboardDisableAutomaticAppearance();
10261     /* }}} */
10262
10263     Colon_ = UCLocalize("COLON_DELIMITED");
10264     Elision_ = UCLocalize("ELISION");
10265     Error_ = UCLocalize("ERROR");
10266     Warning_ = UCLocalize("WARNING");
10267
10268     _trace();
10269     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10270
10271     CGColorSpaceRelease(space_);
10272     CFRelease(Locale_);
10273
10274     return value;
10275 }