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 "Menes/Menes.h"
 124
 125 #include "CyteKit/PerlCompatibleRegEx.hpp"
 126 #include "CyteKit/WebScriptObject-Cyte.h"
 127 #include "CyteKit/WebViewController.h"
 128 #include "CyteKit/stringWithUTF8Bytes.h"
 129
 130 #include "Cydia/ProgressEvent.h"
 131
 132 #include "SDURLCache/SDURLCache.h"
 133
 134 #include <CydiaSubstrate/CydiaSubstrate.h>
 135 /* }}} */
 136
 137 /* Profiler {{{ */
 138 struct timeval _ltv;
 139 bool _itv;
 140
 141 #define _timestamp ({ \
 142     struct timeval tv; \
 143     gettimeofday(&tv, NULL); \
 144     tv.tv_sec * 1000000 + tv.tv_usec; \
 145 })
 146
 147 typedef std::vector<class ProfileTime *> TimeList;
 148 TimeList times_;
 149
 150 class ProfileTime {
 151   private:
 152     const char *name_;
 153     uint64_t total_;
 154     uint64_t count_;
 155
 156   public:
 157     ProfileTime(const char *name) :
 158         name_(name),
 159         total_(0)
 160     {
 161         times_.push_back(this);
 162     }
 163
 164     void AddTime(uint64_t time) {
 165         total_ += time;
 166         ++count_;
 167     }
 168
 169     void Print() {
 170         if (total_ != 0)
 171             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 172         total_ = 0;
 173         count_ = 0;
 174     }
 175 };
 176
 177 class ProfileTimer {
 178   private:
 179     ProfileTime &time_;
 180     uint64_t start_;
 181
 182   public:
 183     ProfileTimer(ProfileTime &time) :
 184         time_(time),
 185         start_(_timestamp)
 186     {
 187     }
 188
 189     ~ProfileTimer() {
 190         time_.AddTime(_timestamp - start_);
 191     }
 192 };
 193
 194 void PrintTimes() {
 195     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 196         (*i)->Print();
 197     std::cerr << "========" << std::endl;
 198 }
 199
 200 #define _profile(name) { \
 201     static ProfileTime name(#name); \
 202     ProfileTimer _ ## name(name);
 203
 204 #define _end }
 205 /* }}} */
 206
 207 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 208
 209 #define CYPoolStart() \
 210     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 211     do
 212 #define CYPoolEnd() \
 213     while (false); \
 214     [_pool release];
 215
 216 #define Cydia_ CYDIA_VERSION
 217
 218 #define lprintf(args...) fprintf(stderr, args)
 219
 220 #define ForRelease 1
 221 #define TraceLogging (1 && !ForRelease)
 222 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 223 #define ProfileTimes (0 && !ForRelease)
 224 #define ForSaurik (0 && !ForRelease)
 225 #define LogBrowser (0 && !ForRelease)
 226 #define TrackResize (0 && !ForRelease)
 227 #define ManualRefresh (1 && !ForRelease)
 228 #define ShowInternals (0 && !ForRelease)
 229 #define AlwaysReload (0 && !ForRelease)
 230 #define TryIndexedCollation (0 && !ForRelease)
 231
 232 #if !TraceLogging
 233 #undef _trace
 234 #define _trace(args...)
 235 #endif
 236
 237 #if !ProfileTimes
 238 #undef _profile
 239 #define _profile(name) {
 240 #undef _end
 241 #define _end }
 242 #define PrintTimes() do {} while (false)
 243 #endif
 244
 245 // Hash Functions/Structures {{{
 246 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 247
 248 union SplitHash {
 249     uint32_t u32;
 250     uint16_t u16[2];
 251 };
 252 // }}}
 253
 254 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 255
 256 static _finline NSString *CydiaURL(NSString *path) {
 257     char page[26];
 258     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 259     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 260     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 261     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 262     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 263     page[25] = '\0';
 264     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 265 }
 266
 267 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 268     int notify_token;
 269     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 270         notify_set_state(notify_token, newStatus);
 271         notify_cancel(notify_token);
 272     }
 273     notify_post("com.saurik.Cydia.status");
 274 }
 275
 276 /* NSForcedOrderingSearch doesn't work on the iPhone */
 277 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 278 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 279 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 280
 281 /* Radix Sort {{{ */
 282 typedef uint32_t (*SKRadixFunction)(id, void *);
 283
 284 @interface NSMutableArray (Radix)
 285 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 286 @end
 287
 288 struct RadixItem_ {
 289     size_t index;
 290     uint32_t key;
 291 };
 292
 293 @implementation NSMutableArray (Radix)
 294
 295 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 296     size_t count([self count]);
 297     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 298
 299     for (size_t i(0); i != count; ++i) {
 300         RadixItem_ &item(swap[i]);
 301         item.index = i;
 302
 303         id object([self objectAtIndex:i]);
 304         item.key = function(object, argument);
 305     }
 306
 307     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 308
 309     static const size_t width = 32;
 310     static const size_t bits = 11;
 311     static const size_t slots = 1 << bits;
 312     static const size_t passes = (width + (bits - 1)) / bits;
 313
 314     size_t *hist(new size_t[slots]);
 315
 316     for (size_t pass(0); pass != passes; ++pass) {
 317         memset(hist, 0, sizeof(size_t) * slots);
 318
 319         for (size_t i(0); i != count; ++i) {
 320             uint32_t key(lhs[i].key);
 321             key >>= pass * bits;
 322             key &= _not(uint32_t) >> width - bits;
 323             ++hist[key];
 324         }
 325
 326         size_t offset(0);
 327         for (size_t i(0); i != slots; ++i) {
 328             size_t local(offset);
 329             offset += hist[i];
 330             hist[i] = local;
 331         }
 332
 333         for (size_t i(0); i != count; ++i) {
 334             uint32_t key(lhs[i].key);
 335             key >>= pass * bits;
 336             key &= _not(uint32_t) >> width - bits;
 337             rhs[hist[key]++] = lhs[i];
 338         }
 339
 340         RadixItem_ *tmp(lhs);
 341         lhs = rhs;
 342         rhs = tmp;
 343     }
 344
 345     delete [] hist;
 346
 347     const void **values(new const void *[count]);
 348     for (size_t i(0); i != count; ++i)
 349         values[i] = [self objectAtIndex:lhs[i].index];
 350     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 351     delete [] values;
 352
 353     delete [] swap;
 354 }
 355
 356 @end
 357 /* }}} */
 358 /* Insertion Sort {{{ */
 359
 360 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 361     const char *ptr = (const char *)list;
 362     while (0 < count) {
 363         CFIndex half = count / 2;
 364         const char *probe = ptr + elementSize * half;
 365         CFComparisonResult cr = comparator(element, probe, context);
 366     if (0 == cr) return (probe - (const char *)list) / elementSize;
 367         ptr = (cr < 0) ? ptr : probe + elementSize;
 368         count = (cr < 0) ? half : (half + (count & 1) - 1);
 369     }
 370     return (ptr - (const char *)list) / elementSize;
 371 }
 372
 373 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 374     const char *ptr = (const char *)list;
 375     while (0 < count) {
 376         CFIndex half = count / 2;
 377         const char *probe = ptr + elementSize * half;
 378         CFComparisonResult cr = comparator(element, probe, context);
 379     if (0 == cr) return (probe - (const char *)list) / elementSize;
 380         ptr = (cr < 0) ? ptr : probe + elementSize;
 381         count = (cr < 0) ? half : (half + (count & 1) - 1);
 382     }
 383     return (ptr - (const char *)list) / elementSize;
 384 }
 385
 386 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 387     if (range.length == 0)
 388         return;
 389     const void **values(new const void *[range.length]);
 390     CFArrayGetValues(array, range, values);
 391
 392 #if HistogramInsertionSort > 0
 393     uint32_t total(0), *offsets(new uint32_t[range.length]);
 394 #endif
 395
 396     for (CFIndex index(1); index != range.length; ++index) {
 397         const void *value(values[index]);
 398         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 399         CFIndex correct(index);
 400         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 401 #if HistogramInsertionSort > 1
 402             NSLog(@"%@ < %@", value, values[correct - 1]);
 403 #endif
 404             if (--correct == 0)
 405                 break;
 406         }
 407         if (correct != index) {
 408             size_t offset(index - correct);
 409 #if HistogramInsertionSort
 410             total += offset;
 411             ++offsets[offset];
 412             if (offset > 10)
 413                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 414 #endif
 415             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 416             values[correct] = value;
 417         }
 418     }
 419
 420     CFArrayReplaceValues(array, range, values, range.length);
 421     delete [] values;
 422
 423 #if HistogramInsertionSort > 0
 424     for (CFIndex index(0); index != range.length; ++index)
 425         if (offsets[index] != 0)
 426             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 427     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 428     delete [] offsets;
 429 #endif
 430 }
 431
 432 /* }}} */
 433
 434 /* Apple Bug Fixes {{{ */
 435 @implementation UIWebDocumentView (Cydia)
 436
 437 - (void) _setScrollerOffset:(CGPoint)offset {
 438     UIScroller *scroller([self _scroller]);
 439
 440     CGSize size([scroller contentSize]);
 441     CGSize bounds([scroller bounds].size);
 442
 443     CGPoint max;
 444     max.x = size.width - bounds.width;
 445     max.y = size.height - bounds.height;
 446
 447     // wtf Apple?!
 448     if (max.x < 0)
 449         max.x = 0;
 450     if (max.y < 0)
 451         max.y = 0;
 452
 453     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 454     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 455
 456     [scroller setOffset:offset];
 457 }
 458
 459 @end
 460 /* }}} */
 461
 462 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 463     size_t length([self length] - state->state);
 464     if (length <= 0)
 465         return 0;
 466     else if (length > count)
 467         length = count;
 468     for (size_t i(0); i != length; ++i)
 469         objects[i] = [self item:state->state++];
 470     state->itemsPtr = objects;
 471     state->mutationsPtr = (unsigned long *) self;
 472     return length;
 473 }
 474
 475 /* Cydia NSString Additions {{{ */
 476 @interface NSString (Cydia)
 477 - (NSComparisonResult) compareByPath:(NSString *)other;
 478 - (NSString *) stringByCachingURLWithCurrentCDN;
 479 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 480 @end
 481
 482 @implementation NSString (Cydia)
 483
 484 - (NSComparisonResult) compareByPath:(NSString *)other {
 485     NSString *prefix = [self commonPrefixWithString:other options:0];
 486     size_t length = [prefix length];
 487
 488     NSRange lrange = NSMakeRange(length, [self length] - length);
 489     NSRange rrange = NSMakeRange(length, [other length] - length);
 490
 491     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 492     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 493
 494     NSComparisonResult value;
 495
 496     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 497         value = NSOrderedSame;
 498     else if (lrange.location == NSNotFound)
 499         value = NSOrderedAscending;
 500     else if (rrange.location == NSNotFound)
 501         value = NSOrderedDescending;
 502     else
 503         value = NSOrderedSame;
 504
 505     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 506         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 507     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 508         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 509
 510     NSComparisonResult result = [lpath compare:rpath];
 511     return result == NSOrderedSame ? value : result;
 512 }
 513
 514 - (NSString *) stringByCachingURLWithCurrentCDN {
 515     return [self
 516         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 517         withString:@"://cache.cydia.saurik.com/"
 518     ];
 519 }
 520
 521 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 522     return [(id)CFURLCreateStringByAddingPercentEscapes(
 523         kCFAllocatorDefault,
 524         (CFStringRef) self,
 525         NULL,
 526         CFSTR(";/?:@&=+$,"),
 527         kCFStringEncodingUTF8
 528     ) autorelease];
 529 }
 530
 531 @end
 532 /* }}} */
 533
 534 /* C++ NSString Wrapper Cache {{{ */
 535 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 536     return size == 0 ? NULL :
 537         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 538         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 539 }
 540
 541 static _finline CFStringRef CYStringCreate(const char *data) {
 542     return CYStringCreate(data, strlen(data));
 543 }
 544
 545 class CYString {
 546   private:
 547     char *data_;
 548     size_t size_;
 549     CFStringRef cache_;
 550
 551     _finline void clear_() {
 552         if (cache_ != NULL) {
 553             CFRelease(cache_);
 554             cache_ = NULL;
 555         }
 556     }
 557
 558   public:
 559     _finline bool empty() const {
 560         return size_ == 0;
 561     }
 562
 563     _finline size_t size() const {
 564         return size_;
 565     }
 566
 567     _finline char *data() const {
 568         return data_;
 569     }
 570
 571     _finline void clear() {
 572         size_ = 0;
 573         clear_();
 574     }
 575
 576     _finline CYString() :
 577         data_(0),
 578         size_(0),
 579         cache_(NULL)
 580     {
 581     }
 582
 583     _finline ~CYString() {
 584         clear_();
 585     }
 586
 587     void operator =(const CYString &rhs) {
 588         data_ = rhs.data_;
 589         size_ = rhs.size_;
 590
 591         if (rhs.cache_ == nil)
 592             cache_ = NULL;
 593         else
 594             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 595     }
 596
 597     void copy(apr_pool_t *pool) {
 598         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 599         memcpy(temp, data_, size_);
 600         temp[size_] = '\0';
 601         data_ = temp;
 602     }
 603
 604     void set(apr_pool_t *pool, const char *data, size_t size) {
 605         if (size == 0)
 606             clear();
 607         else {
 608             clear_();
 609
 610             data_ = const_cast<char *>(data);
 611             size_ = size;
 612
 613             if (pool != NULL)
 614                 copy(pool);
 615         }
 616     }
 617
 618     _finline void set(apr_pool_t *pool, const char *data) {
 619         set(pool, data, data == NULL ? 0 : strlen(data));
 620     }
 621
 622     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 623         set(pool, rhs.data(), rhs.size());
 624     }
 625
 626     bool operator ==(const CYString &rhs) const {
 627         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 628     }
 629
 630     _finline operator CFStringRef() {
 631         if (cache_ == NULL)
 632             cache_ = CYStringCreate(data_, size_);
 633         return cache_;
 634     }
 635
 636     _finline operator id() {
 637         return (NSString *) static_cast<CFStringRef>(*this);
 638     }
 639
 640     _finline operator const char *() {
 641         return reinterpret_cast<const char *>(data_);
 642     }
 643 };
 644 /* }}} */
 645 /* C++ NSString Algorithm Adapters {{{ */
 646 extern "C" {
 647     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 648 }
 649
 650 struct NSStringMapHash :
 651     std::unary_function<NSString *, size_t>
 652 {
 653     _finline size_t operator ()(NSString *value) const {
 654         return CFStringHashNSString((CFStringRef) value);
 655     }
 656 };
 657
 658 struct NSStringMapLess :
 659     std::binary_function<NSString *, NSString *, bool>
 660 {
 661     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 662         return [lhs compare:rhs] == NSOrderedAscending;
 663     }
 664 };
 665
 666 struct NSStringMapEqual :
 667     std::binary_function<NSString *, NSString *, bool>
 668 {
 669     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 670         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 671         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 672         //[lhs isEqualToString:rhs];
 673     }
 674 };
 675 /* }}} */
 676
 677 /* Mime Addresses {{{ */
 678 @interface Address : NSObject {
 679     _H<NSString> name_;
 680     _H<NSString> address_;
 681 }
 682
 683 - (NSString *) name;
 684 - (NSString *) address;
 685
 686 - (void) setAddress:(NSString *)address;
 687
 688 + (Address *) addressWithString:(NSString *)string;
 689 - (Address *) initWithString:(NSString *)string;
 690
 691 @end
 692
 693 @implementation Address
 694
 695 - (NSString *) name {
 696     return name_;
 697 }
 698
 699 - (NSString *) address {
 700     return address_;
 701 }
 702
 703 - (void) setAddress:(NSString *)address {
 704     address_ = address;
 705 }
 706
 707 + (Address *) addressWithString:(NSString *)string {
 708     return [[[Address alloc] initWithString:string] autorelease];
 709 }
 710
 711 + (NSArray *) _attributeKeys {
 712     return [NSArray arrayWithObjects:
 713         @"address",
 714         @"name",
 715     nil];
 716 }
 717
 718 - (NSArray *) attributeKeys {
 719     return [[self class] _attributeKeys];
 720 }
 721
 722 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 723     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 724 }
 725
 726 - (Address *) initWithString:(NSString *)string {
 727     if ((self = [super init]) != nil) {
 728         const char *data = [string UTF8String];
 729         size_t size = [string length];
 730
 731         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 732
 733         if (address_r(data, size)) {
 734             name_ = address_r[1];
 735             address_ = address_r[2];
 736         } else {
 737             name_ = string;
 738             address_ = nil;
 739         }
 740     } return self;
 741 }
 742
 743 @end
 744 /* }}} */
 745 /* CoreGraphics Primitives {{{ */
 746 class CYColor {
 747   private:
 748     CGColorRef color_;
 749
 750     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 751         CGFloat color[] = {red, green, blue, alpha};
 752         return CGColorCreate(space, color);
 753     }
 754
 755   public:
 756     CYColor() :
 757         color_(NULL)
 758     {
 759     }
 760
 761     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 762         color_(Create_(space, red, green, blue, alpha))
 763     {
 764         Set(space, red, green, blue, alpha);
 765     }
 766
 767     void Clear() {
 768         if (color_ != NULL)
 769             CGColorRelease(color_);
 770     }
 771
 772     ~CYColor() {
 773         Clear();
 774     }
 775
 776     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 777         Clear();
 778         color_ = Create_(space, red, green, blue, alpha);
 779     }
 780
 781     operator CGColorRef() {
 782         return color_;
 783     }
 784 };
 785 /* }}} */
 786
 787 /* Random Global Variables {{{ */
 788 static const int PulseInterval_ = 50000;
 789
 790 static const NSString *UI_;
 791
 792 static int Finish_;
 793 static bool RestartSubstrate_;
 794 static NSArray *Finishes_;
 795
 796 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 797 #define NotifyConfig_ "/etc/notify.conf"
 798
 799 static bool Queuing_;
 800
 801 static CYColor Blue_;
 802 static CYColor Blueish_;
 803 static CYColor Black_;
 804 static CYColor Off_;
 805 static CYColor White_;
 806 static CYColor Gray_;
 807 static CYColor Green_;
 808 static CYColor Purple_;
 809 static CYColor Purplish_;
 810
 811 static UIColor *InstallingColor_;
 812 static UIColor *RemovingColor_;
 813
 814 static NSString *App_;
 815
 816 static BOOL Advanced_;
 817 static BOOL Ignored_;
 818
 819 static _H<UIFont> Font12_;
 820 static _H<UIFont> Font12Bold_;
 821 static _H<UIFont> Font14_;
 822 static _H<UIFont> Font18Bold_;
 823 static _H<UIFont> Font22Bold_;
 824
 825 static const char *Machine_ = NULL;
 826 static NSString *System_ = nil;
 827 static NSString *SerialNumber_ = nil;
 828 static NSString *ChipID_ = nil;
 829 static NSString *BBSNum_ = nil;
 830 static _H<NSString> Token_;
 831 static NSString *UniqueID_ = nil;
 832 static NSString *PLMN_ = nil;
 833 static NSString *Build_ = nil;
 834 static NSString *Product_ = nil;
 835 static NSString *Safari_ = nil;
 836
 837 static CFLocaleRef Locale_;
 838 static NSArray *Languages_;
 839 static CGColorSpaceRef space_;
 840
 841 static NSDictionary *SectionMap_;
 842 static NSMutableDictionary *Metadata_;
 843 static _transient NSMutableDictionary *Settings_;
 844 static _transient NSString *Role_;
 845 static _transient NSMutableDictionary *Packages_;
 846 static _transient NSMutableDictionary *Sections_;
 847 static _transient NSMutableDictionary *Sources_;
 848 static bool Changed_;
 849 static time_t now_;
 850
 851 bool IsWildcat_;
 852 static CGFloat ScreenScale_;
 853 static NSString *Idiom_;
 854
 855 static _H<NSMutableDictionary> SessionData_;
 856 static _H<NSObject> HostConfig_;
 857 static _H<NSMutableSet> BridgedHosts_;
 858 static _H<NSMutableSet> PipelinedHosts_;
 859
 860 static NSString *kCydiaProgressEventTypeError = @"Error";
 861 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 862 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 863 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 864 /* }}} */
 865
 866 /* Display Helpers {{{ */
 867 inline float Interpolate(float begin, float end, float fraction) {
 868     return (end - begin) * fraction + begin;
 869 }
 870
 871 static _finline const char *StripVersion_(const char *version) {
 872     const char *colon(strchr(version, ':'));
 873     return colon == NULL ? version : colon + 1;
 874 }
 875
 876 NSString *LocalizeSection(NSString *section) {
 877     static Pcre title_r("^(.*?) \\((.*)\\)$");
 878     if (title_r(section)) {
 879         NSString *parent(title_r[1]);
 880         NSString *child(title_r[2]);
 881
 882         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 883             LocalizeSection(parent),
 884             LocalizeSection(child)
 885         ];
 886     }
 887
 888     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 889 }
 890
 891 NSString *Simplify(NSString *title) {
 892     const char *data = [title UTF8String];
 893     size_t size = [title length];
 894
 895     static Pcre square_r("^\\[(.*)\\]$");
 896     if (square_r(data, size))
 897         return Simplify(square_r[1]);
 898
 899     static Pcre paren_r("^\\((.*)\\)$");
 900     if (paren_r(data, size))
 901         return Simplify(paren_r[1]);
 902
 903     static Pcre title_r("^(.*?) \\((.*)\\)$");
 904     if (title_r(data, size))
 905         return Simplify(title_r[1]);
 906
 907     return title;
 908 }
 909 /* }}} */
 910
 911 NSString *GetLastUpdate() {
 912     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 913
 914     if (update == nil)
 915         return UCLocalize("NEVER_OR_UNKNOWN");
 916
 917     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 918     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 919
 920     CFRelease(formatter);
 921
 922     return [(NSString *) formatted autorelease];
 923 }
 924
 925 bool isSectionVisible(NSString *section) {
 926     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 927     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 928     return hidden == nil || ![hidden boolValue];
 929 }
 930
 931 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 932     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 933     if (entry == MACH_PORT_NULL)
 934         return nil;
 935
 936     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 937     IOObjectRelease(entry);
 938
 939     if (value == NULL)
 940         return nil;
 941     return [(id) value autorelease];
 942 }
 943
 944 static NSString *CYHex(NSData *data, bool reverse = false) {
 945     if (data == nil)
 946         return nil;
 947
 948     size_t length([data length]);
 949     uint8_t bytes[length];
 950     [data getBytes:bytes];
 951
 952     char string[length * 2 + 1];
 953     for (size_t i(0); i != length; ++i)
 954         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 955
 956     return [NSString stringWithUTF8String:string];
 957 }
 958
 959 @class Cydia;
 960
 961 /* Delegate Prototypes {{{ */
 962 @class Package;
 963 @class Source;
 964 @class CydiaProgressEvent;
 965
 966 @protocol DatabaseDelegate
 967 - (void) repairWithSelector:(SEL)selector;
 968 - (void) setConfigurationData:(NSString *)data;
 969 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 970 @end
 971
 972 @class CYPackageController;
 973
 974 @protocol CydiaDelegate
 975 - (void) retainNetworkActivityIndicator;
 976 - (void) releaseNetworkActivityIndicator;
 977 - (void) clearPackage:(Package *)package;
 978 - (void) installPackage:(Package *)package;
 979 - (void) installPackages:(NSArray *)packages;
 980 - (void) removePackage:(Package *)package;
 981 - (void) beginUpdate;
 982 - (BOOL) updating;
 983 - (void) distUpgrade;
 984 - (void) loadData;
 985 - (void) updateData;
 986 - (void) syncData;
 987 - (void) addTrivialSource:(NSString *)href;
 988 - (void) showSettings;
 989 - (UIProgressHUD *) addProgressHUD;
 990 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 991 - (CyteViewController *) pageForPackage:(NSString *)name;
 992 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 993 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 994 @end
 995 /* }}} */
 996
 997 /* Status Delegation {{{ */
 998 class Status :
 999     public pkgAcquireStatus
1000 {
1001   private:
1002     _transient NSObject<ProgressDelegate> *delegate_;
1003     bool cancelled_;
1004
1005   public:
1006     Status() :
1007         delegate_(nil),
1008         cancelled_(false)
1009     {
1010     }
1011
1012     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1013         delegate_ = delegate;
1014     }
1015
1016     NSObject<ProgressDelegate> *getDelegate() const {
1017         return delegate_;
1018     }
1019
1020     virtual bool MediaChange(std::string media, std::string drive) {
1021         return false;
1022     }
1023
1024     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1025     }
1026
1027     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1028         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1029         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1030         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1031     }
1032
1033     virtual void Done(pkgAcquire::ItemDesc &item) {
1034     }
1035
1036     virtual void Fail(pkgAcquire::ItemDesc &item) {
1037         if (
1038             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1039             item.Owner->Status == pkgAcquire::Item::StatDone
1040         )
1041             return;
1042
1043         std::string &error(item.Owner->ErrorText);
1044         if (error.empty())
1045             return;
1046
1047         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1048         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1049     }
1050
1051     virtual bool Pulse(pkgAcquire *Owner) {
1052         bool value = pkgAcquireStatus::Pulse(Owner);
1053
1054         double percent(
1055             double(CurrentBytes + CurrentItems) /
1056             double(TotalBytes + TotalItems)
1057         );
1058
1059         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1060             [NSNumber numberWithDouble:percent], @"Percent",
1061
1062             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1063             [NSNumber numberWithDouble:TotalBytes], @"Total",
1064             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1065         nil] waitUntilDone:YES];
1066
1067         if (value && ![delegate_ isProgressCancelled])
1068             return true;
1069         else {
1070             cancelled_ = true;
1071             return false;
1072         }
1073     }
1074
1075     _finline bool WasCancelled() const {
1076         return cancelled_;
1077     }
1078
1079     virtual void Start() {
1080         pkgAcquireStatus::Start();
1081         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1082     }
1083
1084     virtual void Stop() {
1085         pkgAcquireStatus::Stop();
1086         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1087         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1088     }
1089 };
1090 /* }}} */
1091 /* Database Interface {{{ */
1092 typedef std::map< unsigned long, _H<Source> > SourceMap;
1093
1094 @interface Database : NSObject {
1095     NSZone *zone_;
1096     apr_pool_t *pool_;
1097
1098     unsigned era_;
1099
1100     pkgCacheFile cache_;
1101     pkgDepCache::Policy *policy_;
1102     pkgRecords *records_;
1103     pkgProblemResolver *resolver_;
1104     pkgAcquire *fetcher_;
1105     FileFd *lock_;
1106     SPtr<pkgPackageManager> manager_;
1107     pkgSourceList *list_;
1108
1109     SourceMap sourceMap_;
1110     _H<NSMutableArray> sourceList_;
1111
1112     CFMutableArrayRef packages_;
1113
1114     _transient NSObject<DatabaseDelegate> *delegate_;
1115     _transient NSObject<ProgressDelegate> *progress_;
1116
1117     Status status_;
1118
1119     int cydiafd_;
1120     int statusfd_;
1121     FILE *input_;
1122
1123     std::map<const char *, _H<NSString> > sections_;
1124 }
1125
1126 + (Database *) sharedInstance;
1127 - (unsigned) era;
1128
1129 - (void) _readCydia:(NSNumber *)fd;
1130 - (void) _readStatus:(NSNumber *)fd;
1131 - (void) _readOutput:(NSNumber *)fd;
1132
1133 - (FILE *) input;
1134
1135 - (Package *) packageWithName:(NSString *)name;
1136
1137 - (pkgCacheFile &) cache;
1138 - (pkgDepCache::Policy *) policy;
1139 - (pkgRecords *) records;
1140 - (pkgProblemResolver *) resolver;
1141 - (pkgAcquire &) fetcher;
1142 - (pkgSourceList &) list;
1143 - (NSArray *) packages;
1144 - (NSArray *) sources;
1145 - (Source *) sourceWithKey:(NSString *)key;
1146 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1147
1148 - (void) configure;
1149 - (bool) prepare;
1150 - (void) perform;
1151 - (bool) upgrade;
1152 - (void) update;
1153
1154 - (void) updateWithStatus:(Status &)status;
1155
1156 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1157
1158 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1159 - (NSObject<ProgressDelegate> *) progressDelegate;
1160
1161 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1162
1163 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1164
1165 @end
1166 /* }}} */
1167 /* ProgressEvent Implementation {{{ */
1168 @implementation CydiaProgressEvent
1169
1170 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1171     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1172 }
1173
1174 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1175     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1176     [event setPackage:package];
1177     return event;
1178 }
1179
1180 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1181     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1182
1183     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1184     NSArray *fields([description componentsSeparatedByString:@" "]);
1185     [event setItem:fields];
1186
1187     if ([fields count] > 3) {
1188         [event setPackage:[fields objectAtIndex:2]];
1189         [event setVersion:[fields objectAtIndex:3]];
1190     }
1191
1192     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1193
1194     return event;
1195 }
1196
1197 + (NSArray *) _attributeKeys {
1198     return [NSArray arrayWithObjects:
1199         @"item",
1200         @"message",
1201         @"package",
1202         @"type",
1203         @"url",
1204         @"version",
1205     nil];
1206 }
1207
1208 - (NSArray *) attributeKeys {
1209     return [[self class] _attributeKeys];
1210 }
1211
1212 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1213     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1214 }
1215
1216 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1217     if ((self = [super init]) != nil) {
1218         message_ = message;
1219         type_ = type;
1220     } return self;
1221 }
1222
1223 - (NSString *) message {
1224     return message_;
1225 }
1226
1227 - (NSString *) type {
1228     return type_;
1229 }
1230
1231 - (NSArray *) item {
1232     return (id) item_ ?: [NSNull null];
1233 }
1234
1235 - (void) setItem:(NSArray *)item {
1236     item_ = item;
1237 }
1238
1239 - (NSString *) package {
1240     return (id) package_ ?: [NSNull null];
1241 }
1242
1243 - (void) setPackage:(NSString *)package {
1244     package_ = package;
1245 }
1246
1247 - (NSString *) url {
1248     return (id) url_ ?: [NSNull null];
1249 }
1250
1251 - (void) setURL:(NSString *)url {
1252     url_ = url;
1253 }
1254
1255 - (void) setVersion:(NSString *)version {
1256     version_ = version;
1257 }
1258
1259 - (NSString *) version {
1260     return (id) version_ ?: [NSNull null];
1261 }
1262
1263 - (NSString *) compound:(NSString *)value {
1264     if (value != nil) {
1265         NSString *mode(nil); {
1266             NSString *type([self type]);
1267             if ([type isEqualToString:kCydiaProgressEventTypeError])
1268                 mode = UCLocalize("ERROR");
1269             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1270                 mode = UCLocalize("WARNING");
1271         }
1272
1273         if (mode != nil)
1274             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1275     }
1276
1277     return value;
1278 }
1279
1280 - (NSString *) compoundMessage {
1281     return [self compound:[self message]];
1282 }
1283
1284 - (NSString *) compoundTitle {
1285     NSString *title;
1286
1287     if (package_ == nil)
1288         title = nil;
1289     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1290         title = [package name];
1291     else
1292         title = package_;
1293
1294     return [self compound:title];
1295 }
1296
1297 @end
1298 /* }}} */
1299
1300 // Cytore Definitions {{{
1301 struct PackageValue :
1302     Cytore::Block
1303 {
1304     Cytore::Offset<PackageValue> next_;
1305
1306     uint32_t index_ : 23;
1307     uint32_t subscribed_ : 1;
1308     uint32_t : 8;
1309
1310     int32_t first_;
1311     int32_t last_;
1312
1313     uint16_t vhash_;
1314     uint16_t nhash_;
1315
1316     char version_[8];
1317     char name_[];
1318 };
1319
1320 struct MetaValue :
1321     Cytore::Block
1322 {
1323     uint32_t active_;
1324     Cytore::Offset<PackageValue> packages_[1 << 16];
1325 };
1326
1327 static Cytore::File<MetaValue> MetaFile_;
1328 // }}}
1329 // Cytore Helper Functions {{{
1330 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1331     SplitHash nhash = { hashlittle(name, length) };
1332
1333     PackageValue *metadata;
1334
1335     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1336     offset: if (offset->IsNull()) {
1337         *offset = MetaFile_.New<PackageValue>(length + 1);
1338         metadata = &MetaFile_.Get(*offset);
1339
1340         if (metadata == NULL) {
1341             if (fail != NULL)
1342                 *fail = true;
1343
1344             metadata = new PackageValue();
1345             memset(metadata, 0, sizeof(*metadata));
1346         }
1347
1348         memcpy(metadata->name_, name, length + 1);
1349         metadata->nhash_ = nhash.u16[1];
1350     } else {
1351         metadata = &MetaFile_.Get(*offset);
1352
1353         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1354             offset = &metadata->next_;
1355             goto offset;
1356         }
1357     }
1358
1359     return metadata;
1360 }
1361
1362 static void PackageImport(const void *key, const void *value, void *context) {
1363     bool &fail(*reinterpret_cast<bool *>(context));
1364
1365     char buffer[1024];
1366     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1367         NSLog(@"failed to import package %@", key);
1368         return;
1369     }
1370
1371     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1372     NSDictionary *package((NSDictionary *) value);
1373
1374     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1375         if ([subscribed boolValue] && !metadata->subscribed_)
1376             metadata->subscribed_ = true;
1377
1378     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1379         time_t time([date timeIntervalSince1970]);
1380         if (metadata->first_ > time || metadata->first_ == 0)
1381             metadata->first_ = time;
1382     }
1383
1384     NSDate *date([package objectForKey:@"LastSeen"]);
1385     NSString *version([package objectForKey:@"LastVersion"]);
1386
1387     if (date != nil && version != nil) {
1388         time_t time([date timeIntervalSince1970]);
1389         if (metadata->last_ < time || metadata->last_ == 0)
1390             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1391                 size_t length(strlen(buffer));
1392                 uint16_t vhash(hashlittle(buffer, length));
1393
1394                 size_t capped(std::min<size_t>(8, length));
1395                 char *latest(buffer + length - capped);
1396
1397                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1398                 metadata->vhash_ = vhash;
1399
1400                 metadata->last_ = time;
1401             }
1402     }
1403 }
1404 // }}}
1405
1406 /* Source Class {{{ */
1407 @interface Source : NSObject {
1408     CYString depiction_;
1409     CYString description_;
1410     CYString label_;
1411     CYString origin_;
1412     CYString support_;
1413
1414     CYString uri_;
1415     CYString distribution_;
1416     CYString type_;
1417     CYString version_;
1418
1419     _H<NSString> host_;
1420     _H<NSString> authority_;
1421
1422     CYString defaultIcon_;
1423
1424     _H<NSDictionary> record_;
1425     BOOL trusted_;
1426 }
1427
1428 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1429
1430 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1431
1432 - (NSString *) depictionForPackage:(NSString *)package;
1433 - (NSString *) supportForPackage:(NSString *)package;
1434
1435 - (NSDictionary *) record;
1436 - (BOOL) trusted;
1437
1438 - (NSString *) uri;
1439 - (NSString *) distribution;
1440 - (NSString *) type;
1441 - (NSString *) key;
1442 - (NSString *) host;
1443
1444 - (NSString *) name;
1445 - (NSString *) shortDescription;
1446 - (NSString *) label;
1447 - (NSString *) origin;
1448 - (NSString *) version;
1449
1450 - (NSString *) defaultIcon;
1451
1452 @end
1453
1454 @implementation Source
1455
1456 - (void) _clear {
1457     uri_.clear();
1458     distribution_.clear();
1459     type_.clear();
1460
1461     description_.clear();
1462     label_.clear();
1463     origin_.clear();
1464     depiction_.clear();
1465     support_.clear();
1466     version_.clear();
1467     defaultIcon_.clear();
1468
1469     record_ = nil;
1470     host_ = nil;
1471     authority_ = nil;
1472 }
1473
1474 + (NSArray *) _attributeKeys {
1475     return [NSArray arrayWithObjects:
1476         @"distribution",
1477         @"host",
1478         @"key",
1479         @"label",
1480         @"name",
1481         @"origin",
1482         @"shortDescription",
1483         @"trusted",
1484         @"type",
1485         @"uri",
1486         @"version",
1487     nil];
1488 }
1489
1490 - (NSArray *) attributeKeys {
1491     return [[self class] _attributeKeys];
1492 }
1493
1494 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1495     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1496 }
1497
1498 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1499     [self _clear];
1500
1501     trusted_ = index->IsTrusted();
1502
1503     uri_.set(pool, index->GetURI());
1504     distribution_.set(pool, index->GetDist());
1505     type_.set(pool, index->GetType());
1506
1507     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1508     if (dindex != NULL) {
1509         FileFd fd;
1510         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1511             _error->Discard();
1512         else {
1513             pkgTagFile tags(&fd);
1514
1515             pkgTagSection section;
1516             tags.Step(section);
1517
1518             struct {
1519                 const char *name_;
1520                 CYString *value_;
1521             } names[] = {
1522                 {"default-icon", &defaultIcon_},
1523                 {"depiction", &depiction_},
1524                 {"description", &description_},
1525                 {"label", &label_},
1526                 {"origin", &origin_},
1527                 {"support", &support_},
1528                 {"version", &version_},
1529             };
1530
1531             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1532                 const char *start, *end;
1533
1534                 if (section.Find(names[i].name_, start, end)) {
1535                     CYString &value(*names[i].value_);
1536                     value.set(pool, start, end - start);
1537                 }
1538             }
1539         }
1540     }
1541
1542     record_ = [Sources_ objectForKey:[self key]];
1543
1544     NSURL *url([NSURL URLWithString:uri_]);
1545
1546     host_ = [url host];
1547     if (host_ != nil)
1548         host_ = [host_ lowercaseString];
1549
1550     if (host_ != nil)
1551         // XXX: this is due to a bug in _H<>
1552         authority_ = (id) host_;
1553     else
1554         authority_ = [url path];
1555 }
1556
1557 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1558     if ((self = [super init]) != nil) {
1559         [self setMetaIndex:index inPool:pool];
1560     } return self;
1561 }
1562
1563 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1564     NSDictionary *lhr = [self record];
1565     NSDictionary *rhr = [source record];
1566
1567     if (lhr != rhr)
1568         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1569
1570     NSString *lhs = [self name];
1571     NSString *rhs = [source name];
1572
1573     if ([lhs length] != 0 && [rhs length] != 0) {
1574         unichar lhc = [lhs characterAtIndex:0];
1575         unichar rhc = [rhs characterAtIndex:0];
1576
1577         if (isalpha(lhc) && !isalpha(rhc))
1578             return NSOrderedAscending;
1579         else if (!isalpha(lhc) && isalpha(rhc))
1580             return NSOrderedDescending;
1581     }
1582
1583     return [lhs compare:rhs options:LaxCompareOptions_];
1584 }
1585
1586 - (NSString *) depictionForPackage:(NSString *)package {
1587     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1588 }
1589
1590 - (NSString *) supportForPackage:(NSString *)package {
1591     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1592 }
1593
1594 - (NSDictionary *) record {
1595     return record_;
1596 }
1597
1598 - (BOOL) trusted {
1599     return trusted_;
1600 }
1601
1602 - (NSString *) uri {
1603     return uri_;
1604 }
1605
1606 - (NSString *) distribution {
1607     return distribution_;
1608 }
1609
1610 - (NSString *) type {
1611     return type_;
1612 }
1613
1614 - (NSString *) key {
1615     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1616 }
1617
1618 - (NSString *) host {
1619     return host_;
1620 }
1621
1622 - (NSString *) name {
1623     return origin_.empty() ? (id) authority_ : origin_;
1624 }
1625
1626 - (NSString *) shortDescription {
1627     return description_;
1628 }
1629
1630 - (NSString *) label {
1631     return label_.empty() ? (id) authority_ : label_;
1632 }
1633
1634 - (NSString *) origin {
1635     return origin_;
1636 }
1637
1638 - (NSString *) version {
1639     return version_;
1640 }
1641
1642 - (NSString *) defaultIcon {
1643     return defaultIcon_;
1644 }
1645
1646 @end
1647 /* }}} */
1648 /* CydiaOperation Class {{{ */
1649 @interface CydiaOperation : NSObject {
1650     _H<NSString> operator_;
1651     _H<NSString> value_;
1652 }
1653
1654 - (NSString *) operator;
1655 - (NSString *) value;
1656
1657 @end
1658
1659 @implementation CydiaOperation
1660
1661 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1662     if ((self = [super init]) != nil) {
1663         operator_ = [NSString stringWithUTF8String:_operator];
1664         value_ = [NSString stringWithUTF8String:value];
1665     } return self;
1666 }
1667
1668 + (NSArray *) _attributeKeys {
1669     return [NSArray arrayWithObjects:
1670         @"operator",
1671         @"value",
1672     nil];
1673 }
1674
1675 - (NSArray *) attributeKeys {
1676     return [[self class] _attributeKeys];
1677 }
1678
1679 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1680     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1681 }
1682
1683 - (NSString *) operator {
1684     return operator_;
1685 }
1686
1687 - (NSString *) value {
1688     return value_;
1689 }
1690
1691 @end
1692 /* }}} */
1693 /* CydiaClause Class {{{ */
1694 @interface CydiaClause : NSObject {
1695     _H<NSString> package_;
1696     _H<CydiaOperation> version_;
1697 }
1698
1699 - (NSString *) package;
1700 - (CydiaOperation *) version;
1701
1702 @end
1703
1704 @implementation CydiaClause
1705
1706 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1707     if ((self = [super init]) != nil) {
1708         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1709
1710         if (const char *version = dep.TargetVer())
1711             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1712         else
1713             version_ = (id) [NSNull null];
1714     } return self;
1715 }
1716
1717 + (NSArray *) _attributeKeys {
1718     return [NSArray arrayWithObjects:
1719         @"package",
1720         @"version",
1721     nil];
1722 }
1723
1724 - (NSArray *) attributeKeys {
1725     return [[self class] _attributeKeys];
1726 }
1727
1728 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1729     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1730 }
1731
1732 - (NSString *) package {
1733     return package_;
1734 }
1735
1736 - (CydiaOperation *) version {
1737     return version_;
1738 }
1739
1740 @end
1741 /* }}} */
1742 /* CydiaRelation Class {{{ */
1743 @interface CydiaRelation : NSObject {
1744     _H<NSString> relationship_;
1745     _H<NSMutableArray> clauses_;
1746 }
1747
1748 - (NSString *) relationship;
1749 - (NSArray *) clauses;
1750
1751 @end
1752
1753 @implementation CydiaRelation
1754
1755 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1756     if ((self = [super init]) != nil) {
1757         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1758         clauses_ = [NSMutableArray arrayWithCapacity:8];
1759
1760         pkgCache::DepIterator start;
1761         pkgCache::DepIterator end;
1762         dep.GlobOr(start, end); // ++dep
1763
1764         _forever {
1765             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1766
1767             // yes, seriously. (wtf?)
1768             if (start == end)
1769                 break;
1770             ++start;
1771         }
1772     } return self;
1773 }
1774
1775 + (NSArray *) _attributeKeys {
1776     return [NSArray arrayWithObjects:
1777         @"clauses",
1778         @"relationship",
1779     nil];
1780 }
1781
1782 - (NSArray *) attributeKeys {
1783     return [[self class] _attributeKeys];
1784 }
1785
1786 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1787     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1788 }
1789
1790 - (NSString *) relationship {
1791     return relationship_;
1792 }
1793
1794 - (NSArray *) clauses {
1795     return clauses_;
1796 }
1797
1798 - (void) addClause:(CydiaClause *)clause {
1799     [clauses_ addObject:clause];
1800 }
1801
1802 @end
1803 /* }}} */
1804 /* Package Class {{{ */
1805 struct ParsedPackage {
1806     CYString tagline_;
1807
1808     CYString icon_;
1809
1810     CYString depiction_;
1811     CYString homepage_;
1812
1813     CYString sponsor_;
1814     CYString author_;
1815
1816     CYString bugs_;
1817     CYString support_;
1818 };
1819
1820 @interface Package : NSObject {
1821     uint32_t era_ : 26;
1822     uint32_t role_ : 3;
1823     uint32_t essential_ : 1;
1824     uint32_t obsolete_ : 1;
1825     uint32_t ignored_ : 1;
1826
1827     apr_pool_t *pool_;
1828
1829     _transient Database *database_;
1830
1831     pkgCache::VerIterator version_;
1832     pkgCache::PkgIterator iterator_;
1833     pkgCache::VerFileIterator file_;
1834
1835     CYString id_;
1836     CYString name_;
1837
1838     CYString latest_;
1839     CYString installed_;
1840
1841     const char *section_;
1842     _transient NSString *section$_;
1843
1844     _H<Source> source_;
1845
1846     PackageValue *metadata_;
1847     ParsedPackage *parsed_;
1848
1849     _H<NSMutableArray> tags_;
1850 }
1851
1852 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1853 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1854
1855 - (pkgCache::PkgIterator) iterator;
1856 - (void) parse;
1857
1858 - (NSString *) section;
1859 - (NSString *) simpleSection;
1860
1861 - (NSString *) longSection;
1862 - (NSString *) shortSection;
1863
1864 - (NSString *) uri;
1865
1866 - (Address *) maintainer;
1867 - (size_t) size;
1868 - (NSString *) longDescription;
1869 - (NSString *) shortDescription;
1870 - (unichar) index;
1871
1872 - (PackageValue *) metadata;
1873 - (time_t) seen;
1874
1875 - (bool) subscribed;
1876 - (bool) setSubscribed:(bool)subscribed;
1877
1878 - (BOOL) ignored;
1879
1880 - (NSString *) latest;
1881 - (NSString *) installed;
1882 - (BOOL) uninstalled;
1883
1884 - (BOOL) valid;
1885 - (BOOL) upgradableAndEssential:(BOOL)essential;
1886 - (BOOL) essential;
1887 - (BOOL) broken;
1888 - (BOOL) unfiltered;
1889 - (BOOL) visible;
1890
1891 - (BOOL) half;
1892 - (BOOL) halfConfigured;
1893 - (BOOL) halfInstalled;
1894 - (BOOL) hasMode;
1895 - (NSString *) mode;
1896
1897 - (NSString *) id;
1898 - (NSString *) name;
1899 - (UIImage *) icon;
1900 - (NSString *) homepage;
1901 - (NSString *) depiction;
1902 - (Address *) author;
1903
1904 - (NSString *) support;
1905
1906 - (NSArray *) files;
1907 - (NSArray *) warnings;
1908 - (NSArray *) applications;
1909
1910 - (Source *) source;
1911
1912 - (BOOL) matches:(NSString *)text;
1913
1914 - (bool) hasSupportingRole;
1915 - (BOOL) hasTag:(NSString *)tag;
1916 - (NSString *) primaryPurpose;
1917 - (NSArray *) purposes;
1918 - (bool) isCommercial;
1919
1920 - (void) setIndex:(size_t)index;
1921
1922 - (CYString &) cyname;
1923
1924 - (uint32_t) compareBySection:(NSArray *)sections;
1925
1926 - (void) install;
1927 - (void) remove;
1928
1929 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1930 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1931 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1932 - (bool) isVisibleInSection:(NSString *)section;
1933 - (bool) isVisibleInSource:(Source *)source;
1934
1935 @end
1936
1937 uint32_t PackageChangesRadix(Package *self, void *) {
1938     union {
1939         uint32_t key;
1940
1941         struct {
1942             uint32_t timestamp : 30;
1943             uint32_t ignored : 1;
1944             uint32_t upgradable : 1;
1945         } bits;
1946     } value;
1947
1948     bool upgradable([self upgradableAndEssential:YES]);
1949     value.bits.upgradable = upgradable ? 1 : 0;
1950
1951     if (upgradable) {
1952         value.bits.timestamp = 0;
1953         value.bits.ignored = [self ignored] ? 0 : 1;
1954         value.bits.upgradable = 1;
1955     } else {
1956         value.bits.timestamp = [self seen] >> 2;
1957         value.bits.ignored = 0;
1958         value.bits.upgradable = 0;
1959     }
1960
1961     return _not(uint32_t) - value.key;
1962 }
1963
1964 uint32_t PackagePrefixRadix(Package *self, void *context) {
1965     size_t offset(reinterpret_cast<size_t>(context));
1966     CYString &name([self cyname]);
1967
1968     size_t size(name.size());
1969     if (size == 0)
1970         return 0;
1971     char *text(name.data());
1972
1973     size_t zeros;
1974     if (!isdigit(text[0]))
1975         zeros = 0;
1976     else {
1977         size_t digits(1);
1978         while (size != digits && isdigit(text[digits]))
1979             if (++digits == 4)
1980                 break;
1981         zeros = 4 - digits;
1982     }
1983
1984     uint8_t data[4];
1985
1986     if (offset == 0 && zeros != 0) {
1987         memset(data, '0', zeros);
1988         memcpy(data + zeros, text, 4 - zeros);
1989     } else {
1990         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1991         if (size <= offset - zeros)
1992             return 0;
1993
1994         text += offset - zeros;
1995         size -= offset - zeros;
1996
1997         if (size >= 4)
1998             memcpy(data, text, 4);
1999         else {
2000             memcpy(data, text, size);
2001             memset(data + size, 0, 4 - size);
2002         }
2003
2004         for (size_t i(0); i != 4; ++i)
2005             if (isalpha(data[i]))
2006                 data[i] |= 0x20;
2007     }
2008
2009     if (offset == 0)
2010         if (data[0] == '@')
2011             data[0] = 0x7f;
2012         else
2013             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2014
2015     /* XXX: ntohl may be more honest */
2016     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2017 }
2018
2019 CYString &(*PackageName)(Package *self, SEL sel);
2020
2021 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2022     _profile(PackageNameCompare)
2023         CYString &lhi(PackageName(lhs, @selector(cyname)));
2024         CYString &rhi(PackageName(rhs, @selector(cyname)));
2025         CFStringRef lhn(lhi), rhn(rhi);
2026
2027         if (lhn == NULL)
2028             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2029         else if (rhn == NULL)
2030             return NSOrderedDescending;
2031
2032         _profile(PackageNameCompare$NumbersLast)
2033             if (!lhi.empty() && !rhi.empty()) {
2034                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2035                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2036                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2037                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2038                     return lha ? NSOrderedAscending : NSOrderedDescending;
2039             }
2040         _end
2041
2042         CFIndex length = CFStringGetLength(lhn);
2043
2044         _profile(PackageNameCompare$Compare)
2045             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2046         _end
2047     _end
2048 }
2049
2050 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2051     return PackageNameCompare(*lhs, *rhs, context);
2052 }
2053
2054 struct PackageNameOrdering :
2055     std::binary_function<Package *, Package *, bool>
2056 {
2057     _finline bool operator ()(Package *lhs, Package *rhs) const {
2058         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2059     }
2060 };
2061
2062 @implementation Package
2063
2064 - (NSString *) description {
2065     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2066 }
2067
2068 - (void) dealloc {
2069     if (parsed_ != NULL)
2070         delete parsed_;
2071     [super dealloc];
2072 }
2073
2074 + (NSString *) webScriptNameForSelector:(SEL)selector {
2075     if (false);
2076     else if (selector == @selector(clear))
2077         return @"clear";
2078     else if (selector == @selector(getField:))
2079         return @"getField";
2080     else if (selector == @selector(hasTag:))
2081         return @"hasTag";
2082     else if (selector == @selector(install))
2083         return @"install";
2084     else if (selector == @selector(remove))
2085         return @"remove";
2086     else
2087         return nil;
2088 }
2089
2090 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2091     return [self webScriptNameForSelector:selector] == nil;
2092 }
2093
2094 + (NSArray *) _attributeKeys {
2095     return [NSArray arrayWithObjects:
2096         @"applications",
2097         @"author",
2098         @"depiction",
2099         @"essential",
2100         @"homepage",
2101         @"icon",
2102         @"id",
2103         @"installed",
2104         @"latest",
2105         @"longDescription",
2106         @"longSection",
2107         @"maintainer",
2108         @"mode",
2109         @"name",
2110         @"purposes",
2111         @"relations",
2112         @"section",
2113         @"selection",
2114         @"shortDescription",
2115         @"shortSection",
2116         @"simpleSection",
2117         @"size",
2118         @"source",
2119         @"sponsor",
2120         @"state",
2121         @"support",
2122         @"tags",
2123         @"warnings",
2124     nil];
2125 }
2126
2127 - (NSArray *) attributeKeys {
2128     return [[self class] _attributeKeys];
2129 }
2130
2131 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2132     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2133 }
2134
2135 - (NSArray *) relations {
2136 @synchronized (database_) {
2137     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2138     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2139         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2140     return relations;
2141 } }
2142
2143 - (NSString *) getField:(NSString *)name {
2144 @synchronized (database_) {
2145     if ([database_ era] != era_ || file_.end())
2146         return nil;
2147
2148     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2149
2150     const char *start, *end;
2151     if (!parser.Find([name UTF8String], start, end))
2152         return (NSString *) [NSNull null];
2153
2154     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2155 } }
2156
2157 - (void) parse {
2158     if (parsed_ != NULL)
2159         return;
2160 @synchronized (database_) {
2161     if ([database_ era] != era_ || file_.end())
2162         return;
2163
2164     ParsedPackage *parsed(new ParsedPackage);
2165     parsed_ = parsed;
2166
2167     _profile(Package$parse)
2168         pkgRecords::Parser *parser;
2169
2170         _profile(Package$parse$Lookup)
2171             parser = &[database_ records]->Lookup(file_);
2172         _end
2173
2174         CYString website;
2175
2176         _profile(Package$parse$Find)
2177             struct {
2178                 const char *name_;
2179                 CYString *value_;
2180             } names[] = {
2181                 {"icon", &parsed->icon_},
2182                 {"depiction", &parsed->depiction_},
2183                 {"homepage", &parsed->homepage_},
2184                 {"website", &website},
2185                 {"bugs", &parsed->bugs_},
2186                 {"support", &parsed->support_},
2187                 {"sponsor", &parsed->sponsor_},
2188                 {"author", &parsed->author_},
2189             };
2190
2191             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2192                 const char *start, *end;
2193
2194                 if (parser->Find(names[i].name_, start, end)) {
2195                     CYString &value(*names[i].value_);
2196                     _profile(Package$parse$Value)
2197                         value.set(pool_, start, end - start);
2198                     _end
2199                 }
2200             }
2201         _end
2202
2203         _profile(Package$parse$Tagline)
2204             const char *start, *end;
2205             if (parser->ShortDesc(start, end)) {
2206                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2207                 if (stop == NULL)
2208                     stop = end;
2209                 while (stop != start && stop[-1] == '\r')
2210                     --stop;
2211                 parsed->tagline_.set(pool_, start, stop - start);
2212             }
2213         _end
2214
2215         _profile(Package$parse$Retain)
2216             if (parsed->homepage_.empty())
2217                 parsed->homepage_ = website;
2218             if (parsed->homepage_ == parsed->depiction_)
2219                 parsed->homepage_.clear();
2220         _end
2221     _end
2222 } }
2223
2224 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2225     if ((self = [super init]) != nil) {
2226     _profile(Package$initWithVersion)
2227         pool_ = pool;
2228
2229         database_ = database;
2230         era_ = [database era];
2231
2232         version_ = version;
2233
2234         pkgCache::PkgIterator iterator(version.ParentPkg());
2235         iterator_ = iterator;
2236
2237         _profile(Package$initWithVersion$Version)
2238             if (!version_.end())
2239                 file_ = version_.FileList();
2240             else {
2241                 pkgCache &cache([database_ cache]);
2242                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2243             }
2244         _end
2245
2246         _profile(Package$initWithVersion$Cache)
2247             name_.set(NULL, iterator.Display());
2248
2249             latest_.set(NULL, StripVersion_(version_.VerStr()));
2250
2251             pkgCache::VerIterator current(iterator.CurrentVer());
2252             if (!current.end())
2253                 installed_.set(NULL, StripVersion_(current.VerStr()));
2254         _end
2255
2256         _profile(Package$initWithVersion$Tags)
2257             pkgCache::TagIterator tag(iterator.TagList());
2258             if (!tag.end()) {
2259                 tags_ = [NSMutableArray arrayWithCapacity:8];
2260                 do {
2261                     const char *name(tag.Name());
2262                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2263
2264                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2265                         if (strcmp(name + 6, "enduser") == 0)
2266                             role_ = 1;
2267                         else if (strcmp(name + 6, "hacker") == 0)
2268                             role_ = 2;
2269                         else if (strcmp(name + 6, "developer") == 0)
2270                             role_ = 3;
2271                         else if (strcmp(name + 6, "cydia") == 0)
2272                             role_ = 7;
2273                         else
2274                             role_ = 4;
2275                     }
2276
2277                     if (strncmp(name, "cydia::", 7) == 0) {
2278                         if (strcmp(name + 7, "essential") == 0)
2279                             essential_ = true;
2280                         else if (strcmp(name + 7, "obsolete") == 0)
2281                             obsolete_ = true;
2282                     }
2283
2284                     ++tag;
2285                 } while (!tag.end());
2286             }
2287         _end
2288
2289         _profile(Package$initWithVersion$Metadata)
2290             const char *mixed(iterator.Name());
2291             size_t size(strlen(mixed));
2292             char lower[size + 1];
2293
2294             for (size_t i(0); i != size; ++i)
2295                 lower[i] = mixed[i] | 0x20;
2296             lower[size] = '\0';
2297
2298             PackageValue *metadata(PackageFind(lower, size));
2299             metadata_ = metadata;
2300
2301             id_.set(NULL, metadata->name_, size);
2302
2303             const char *latest(version_.VerStr());
2304             size_t length(strlen(latest));
2305
2306             uint16_t vhash(hashlittle(latest, length));
2307
2308             size_t capped(std::min<size_t>(8, length));
2309             latest = latest + length - capped;
2310
2311             if (metadata->first_ == 0)
2312                 metadata->first_ = now_;
2313
2314             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2315                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2316                 metadata->vhash_ = vhash;
2317                 metadata->last_ = now_;
2318             } else if (metadata->last_ == 0)
2319                 metadata->last_ = metadata->first_;
2320         _end
2321
2322         _profile(Package$initWithVersion$Section)
2323             section_ = iterator.Section();
2324         _end
2325
2326         _profile(Package$initWithVersion$Flags)
2327             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2328             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2329         _end
2330     _end } return self;
2331 }
2332
2333 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2334     pkgCache::VerIterator version;
2335
2336     _profile(Package$packageWithIterator$GetCandidateVer)
2337         version = [database policy]->GetCandidateVer(iterator);
2338     _end
2339
2340     if (version.end())
2341         return nil;
2342
2343     Package *package;
2344
2345     _profile(Package$packageWithIterator$Allocate)
2346         package = [Package allocWithZone:zone];
2347     _end
2348
2349     _profile(Package$packageWithIterator$Initialize)
2350         package = [package
2351             initWithVersion:version
2352             withZone:zone
2353             inPool:pool
2354             database:database
2355         ];
2356     _end
2357
2358     _profile(Package$packageWithIterator$Autorelease)
2359         package = [package autorelease];
2360     _end
2361
2362     return package;
2363 }
2364
2365 - (pkgCache::PkgIterator) iterator {
2366     return iterator_;
2367 }
2368
2369 - (NSString *) section {
2370     if (section$_ == nil) {
2371         if (section_ == NULL)
2372             return nil;
2373
2374         _profile(Package$section$mappedSectionForPointer)
2375             section$_ = [database_ mappedSectionForPointer:section_];
2376         _end
2377     } return section$_;
2378 }
2379
2380 - (NSString *) simpleSection {
2381     if (NSString *section = [self section])
2382         return Simplify(section);
2383     else
2384         return nil;
2385 }
2386
2387 - (NSString *) longSection {
2388     return LocalizeSection([self section]);
2389 }
2390
2391 - (NSString *) shortSection {
2392     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2393 }
2394
2395 - (NSString *) uri {
2396     return nil;
2397 #if 0
2398     pkgIndexFile *index;
2399     pkgCache::PkgFileIterator file(file_.File());
2400     if (![database_ list].FindIndex(file, index))
2401         return nil;
2402     return [NSString stringWithUTF8String:iterator_->Path];
2403     //return [NSString stringWithUTF8String:file.Site()];
2404     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2405 #endif
2406 }
2407
2408 - (Address *) maintainer {
2409 @synchronized (database_) {
2410     if ([database_ era] != era_ || file_.end())
2411         return nil;
2412
2413     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2414     const std::string &maintainer(parser->Maintainer());
2415     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2416 } }
2417
2418 - (size_t) size {
2419 @synchronized (database_) {
2420     if ([database_ era] != era_ || version_.end())
2421         return 0;
2422
2423     return version_->InstalledSize;
2424 } }
2425
2426 - (NSString *) longDescription {
2427 @synchronized (database_) {
2428     if ([database_ era] != era_ || file_.end())
2429         return nil;
2430
2431     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2432     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2433
2434     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2435     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2436     if ([lines count] < 2)
2437         return nil;
2438
2439     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2440     for (size_t i(1), e([lines count]); i != e; ++i) {
2441         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2442         [trimmed addObject:trim];
2443     }
2444
2445     return [trimmed componentsJoinedByString:@"\n"];
2446 } }
2447
2448 - (NSString *) shortDescription {
2449     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2450 }
2451
2452 - (unichar) index {
2453     _profile(Package$index)
2454         CFStringRef name((CFStringRef) [self name]);
2455         if (CFStringGetLength(name) == 0)
2456             return '#';
2457         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2458         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2459             return '#';
2460         return toupper(character);
2461     _end
2462 }
2463
2464 - (PackageValue *) metadata {
2465     return metadata_;
2466 }
2467
2468 - (time_t) seen {
2469     PackageValue *metadata([self metadata]);
2470     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2471 }
2472
2473 - (bool) subscribed {
2474     return [self metadata]->subscribed_;
2475 }
2476
2477 - (bool) setSubscribed:(bool)subscribed {
2478     PackageValue *metadata([self metadata]);
2479     if (metadata->subscribed_ == subscribed)
2480         return false;
2481     metadata->subscribed_ = subscribed;
2482     return true;
2483 }
2484
2485 - (BOOL) ignored {
2486     return ignored_;
2487 }
2488
2489 - (NSString *) latest {
2490     return latest_;
2491 }
2492
2493 - (NSString *) installed {
2494     return installed_;
2495 }
2496
2497 - (BOOL) uninstalled {
2498     return installed_.empty();
2499 }
2500
2501 - (BOOL) valid {
2502     return !version_.end();
2503 }
2504
2505 - (BOOL) upgradableAndEssential:(BOOL)essential {
2506     _profile(Package$upgradableAndEssential)
2507         pkgCache::VerIterator current(iterator_.CurrentVer());
2508         if (current.end())
2509             return essential && essential_;
2510         else
2511             return !version_.end() && version_ != current;
2512     _end
2513 }
2514
2515 - (BOOL) essential {
2516     return essential_;
2517 }
2518
2519 - (BOOL) broken {
2520     return [database_ cache][iterator_].InstBroken();
2521 }
2522
2523 - (BOOL) unfiltered {
2524     _profile(Package$unfiltered$obsolete)
2525         if (_unlikely(obsolete_))
2526             return false;
2527     _end
2528
2529     _profile(Package$unfiltered$hasSupportingRole)
2530         if (_unlikely(![self hasSupportingRole]))
2531             return false;
2532     _end
2533
2534     return true;
2535 }
2536
2537 - (BOOL) visible {
2538     if (![self unfiltered])
2539         return false;
2540
2541     NSString *section;
2542
2543     _profile(Package$visible$section)
2544         section = [self section];
2545     _end
2546
2547     _profile(Package$visible$isSectionVisible)
2548         if (!isSectionVisible(section))
2549             return false;
2550     _end
2551
2552     return true;
2553 }
2554
2555 - (BOOL) half {
2556     unsigned char current(iterator_->CurrentState);
2557     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2558 }
2559
2560 - (BOOL) halfConfigured {
2561     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2562 }
2563
2564 - (BOOL) halfInstalled {
2565     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2566 }
2567
2568 - (BOOL) hasMode {
2569     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2570     return state.Mode != pkgDepCache::ModeKeep;
2571 }
2572
2573 - (NSString *) mode {
2574     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2575
2576     switch (state.Mode) {
2577         case pkgDepCache::ModeDelete:
2578             if ((state.iFlags & pkgDepCache::Purge) != 0)
2579                 return @"PURGE";
2580             else
2581                 return @"REMOVE";
2582         case pkgDepCache::ModeKeep:
2583             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2584                 return @"REINSTALL";
2585             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2586                 return nil;*/
2587             else
2588                 return nil;
2589         case pkgDepCache::ModeInstall:
2590             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2591                 return @"REINSTALL";
2592             else*/ switch (state.Status) {
2593                 case -1:
2594                     return @"DOWNGRADE";
2595                 case 0:
2596                     return @"INSTALL";
2597                 case 1:
2598                     return @"UPGRADE";
2599                 case 2:
2600                     return @"NEW_INSTALL";
2601                 _nodefault
2602             }
2603         _nodefault
2604     }
2605 }
2606
2607 - (NSString *) id {
2608     return id_;
2609 }
2610
2611 - (NSString *) name {
2612     return name_.empty() ? id_ : name_;
2613 }
2614
2615 - (UIImage *) icon {
2616     NSString *section = [self simpleSection];
2617
2618     UIImage *icon(nil);
2619     if (parsed_ != NULL)
2620         if (NSString *href = parsed_->icon_)
2621             if ([href hasPrefix:@"file:///"])
2622                 // XXX: correct escaping
2623                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2624     if (icon == nil) if (section != nil)
2625         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2626     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2627         if ([dicon hasPrefix:@"file:///"])
2628             // XXX: correct escaping
2629             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2630     if (icon == nil)
2631         icon = [UIImage applicationImageNamed:@"unknown.png"];
2632     return icon;
2633 }
2634
2635 - (NSString *) homepage {
2636     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2637 }
2638
2639 - (NSString *) depiction {
2640     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2641 }
2642
2643 - (Address *) sponsor {
2644     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2645 }
2646
2647 - (Address *) author {
2648     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2649 }
2650
2651 - (NSString *) support {
2652     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2653 }
2654
2655 - (NSArray *) files {
2656     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2657     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2658
2659     std::ifstream fin;
2660     fin.open([path UTF8String]);
2661     if (!fin.is_open())
2662         return nil;
2663
2664     std::string line;
2665     while (std::getline(fin, line))
2666         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2667
2668     return files;
2669 }
2670
2671 - (NSString *) state {
2672 @synchronized (database_) {
2673     if ([database_ era] != era_ || file_.end())
2674         return nil;
2675
2676     switch (iterator_->CurrentState) {
2677         case pkgCache::State::NotInstalled:
2678             return @"NotInstalled";
2679         case pkgCache::State::UnPacked:
2680             return @"UnPacked";
2681         case pkgCache::State::HalfConfigured:
2682             return @"HalfConfigured";
2683         case pkgCache::State::HalfInstalled:
2684             return @"HalfInstalled";
2685         case pkgCache::State::ConfigFiles:
2686             return @"ConfigFiles";
2687         case pkgCache::State::Installed:
2688             return @"Installed";
2689         case pkgCache::State::TriggersAwaited:
2690             return @"TriggersAwaited";
2691         case pkgCache::State::TriggersPending:
2692             return @"TriggersPending";
2693     }
2694
2695     return (NSString *) [NSNull null];
2696 } }
2697
2698 - (NSString *) selection {
2699 @synchronized (database_) {
2700     if ([database_ era] != era_ || file_.end())
2701         return nil;
2702
2703     switch (iterator_->SelectedState) {
2704         case pkgCache::State::Unknown:
2705             return @"Unknown";
2706         case pkgCache::State::Install:
2707             return @"Install";
2708         case pkgCache::State::Hold:
2709             return @"Hold";
2710         case pkgCache::State::DeInstall:
2711             return @"DeInstall";
2712         case pkgCache::State::Purge:
2713             return @"Purge";
2714     }
2715
2716     return (NSString *) [NSNull null];
2717 } }
2718
2719 - (NSArray *) warnings {
2720     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2721     const char *name(iterator_.Name());
2722
2723     size_t length(strlen(name));
2724     if (length < 2) invalid:
2725         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2726     else for (size_t i(0); i != length; ++i)
2727         if (
2728             /* XXX: technically this is not allowed */
2729             (name[i] < 'A' || name[i] > 'Z') &&
2730             (name[i] < 'a' || name[i] > 'z') &&
2731             (name[i] < '0' || name[i] > '9') &&
2732             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2733         ) goto invalid;
2734
2735     if (strcmp(name, "cydia") != 0) {
2736         bool cydia = false;
2737         bool user = false;
2738         bool _private = false;
2739         bool stash = false;
2740
2741         bool repository = [[self section] isEqualToString:@"Repositories"];
2742
2743         if (NSArray *files = [self files])
2744             for (NSString *file in files)
2745                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2746                     cydia = true;
2747                 else if (!user && [file isEqualToString:@"/User"])
2748                     user = true;
2749                 else if (!_private && [file isEqualToString:@"/private"])
2750                     _private = true;
2751                 else if (!stash && [file isEqualToString:@"/var/stash"])
2752                     stash = true;
2753
2754         /* XXX: this is not sensitive enough. only some folders are valid. */
2755         if (cydia && !repository)
2756             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2757         if (user)
2758             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2759         if (_private)
2760             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2761         if (stash)
2762             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2763     }
2764
2765     return [warnings count] == 0 ? nil : warnings;
2766 }
2767
2768 - (NSArray *) applications {
2769     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2770
2771     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2772
2773     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2774     if (NSArray *files = [self files])
2775         for (NSString *file in files)
2776             if (application_r(file)) {
2777                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2778                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2779                 if ([id isEqualToString:me])
2780                     continue;
2781
2782                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2783                 if (display == nil)
2784                     display = application_r[1];
2785
2786                 NSString *bundle([file stringByDeletingLastPathComponent]);
2787                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2788                 if (icon == nil || [icon length] == 0)
2789                     icon = @"icon.png";
2790                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2791
2792                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2793                 [applications addObject:application];
2794
2795                 [application addObject:id];
2796                 [application addObject:display];
2797                 [application addObject:url];
2798             }
2799
2800     return [applications count] == 0 ? nil : applications;
2801 }
2802
2803 - (Source *) source {
2804     if (source_ == nil) {
2805         @synchronized (database_) {
2806             if ([database_ era] != era_ || file_.end())
2807                 source_ = (Source *) [NSNull null];
2808             else
2809                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2810         }
2811     }
2812
2813     return source_ == (Source *) [NSNull null] ? nil : source_;
2814 }
2815
2816 - (BOOL) matches:(NSString *)text {
2817     if (text == nil)
2818         return NO;
2819
2820     NSRange range;
2821
2822     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2823     if (range.location != NSNotFound)
2824         return YES;
2825
2826     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2827     if (range.location != NSNotFound)
2828         return YES;
2829
2830     [self parse];
2831
2832     NSString *description([self shortDescription]);
2833     NSUInteger length([description length]);
2834
2835     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_ range:NSMakeRange(0, std::min<NSUInteger>(length, 100))];
2836     if (range.location != NSNotFound)
2837         return YES;
2838
2839     return NO;
2840 }
2841
2842 - (bool) hasSupportingRole {
2843     if (role_ == 0)
2844         return true;
2845     if (role_ == 1)
2846         return true;
2847     if ([Role_ isEqualToString:@"User"])
2848         return false;
2849     if (role_ == 2)
2850         return true;
2851     if ([Role_ isEqualToString:@"Hacker"])
2852         return false;
2853     if (role_ == 3)
2854         return true;
2855     if ([Role_ isEqualToString:@"Developer"])
2856         return false;
2857     _assert(false);
2858 }
2859
2860 - (NSArray *) tags {
2861     return tags_;
2862 }
2863
2864 - (BOOL) hasTag:(NSString *)tag {
2865     return tags_ == nil ? NO : [tags_ containsObject:tag];
2866 }
2867
2868 - (NSString *) primaryPurpose {
2869     for (NSString *tag in (NSArray *) tags_)
2870         if ([tag hasPrefix:@"purpose::"])
2871             return [tag substringFromIndex:9];
2872     return nil;
2873 }
2874
2875 - (NSArray *) purposes {
2876     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2877     for (NSString *tag in (NSArray *) tags_)
2878         if ([tag hasPrefix:@"purpose::"])
2879             [purposes addObject:[tag substringFromIndex:9]];
2880     return [purposes count] == 0 ? nil : purposes;
2881 }
2882
2883 - (bool) isCommercial {
2884     return [self hasTag:@"cydia::commercial"];
2885 }
2886
2887 - (void) setIndex:(size_t)index {
2888     if (metadata_->index_ != index)
2889         metadata_->index_ = index;
2890 }
2891
2892 - (CYString &) cyname {
2893     return name_.empty() ? id_ : name_;
2894 }
2895
2896 - (uint32_t) compareBySection:(NSArray *)sections {
2897     NSString *section([self section]);
2898     for (size_t i(0), e([sections count]); i != e; ++i) {
2899         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2900             return i;
2901     }
2902
2903     return _not(uint32_t);
2904 }
2905
2906 - (void) clear {
2907 @synchronized (database_) {
2908     pkgProblemResolver *resolver = [database_ resolver];
2909     resolver->Clear(iterator_);
2910
2911     pkgCacheFile &cache([database_ cache]);
2912     cache->SetReInstall(iterator_, false);
2913     cache->MarkKeep(iterator_, false);
2914 } }
2915
2916 - (void) install {
2917 @synchronized (database_) {
2918     pkgProblemResolver *resolver = [database_ resolver];
2919     resolver->Clear(iterator_);
2920     resolver->Protect(iterator_);
2921
2922     pkgCacheFile &cache([database_ cache]);
2923     cache->SetReInstall(iterator_, false);
2924     cache->MarkInstall(iterator_, false);
2925
2926     pkgDepCache::StateCache &state((*cache)[iterator_]);
2927     if (!state.Install())
2928         cache->SetReInstall(iterator_, true);
2929 } }
2930
2931 - (void) remove {
2932 @synchronized (database_) {
2933     pkgProblemResolver *resolver = [database_ resolver];
2934     resolver->Clear(iterator_);
2935     resolver->Remove(iterator_);
2936     resolver->Protect(iterator_);
2937
2938     pkgCacheFile &cache([database_ cache]);
2939     cache->SetReInstall(iterator_, false);
2940     cache->MarkDelete(iterator_, true);
2941 } }
2942
2943 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2944     _profile(Package$isUnfilteredAndSearchedForBy)
2945         bool value(true);
2946
2947         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2948             value &= [self unfiltered];
2949         _end
2950
2951         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2952             value &= [self matches:search];
2953         _end
2954
2955         return value;
2956     _end
2957 }
2958
2959 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2960     if ([search length] == 0)
2961         return false;
2962
2963     _profile(Package$isUnfilteredAndSelectedForBy)
2964         bool value(true);
2965
2966         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2967             value &= [self unfiltered];
2968         _end
2969
2970         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2971             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2972         _end
2973
2974         return value;
2975     _end
2976 }
2977
2978 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2979     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
2980 }
2981
2982 - (bool) isVisibleInSection:(NSString *)name {
2983     NSString *section([self section]);
2984
2985     return (
2986         name == nil ||
2987         section == nil && [name length] == 0 ||
2988         [name isEqualToString:section]
2989     ) && [self visible];
2990 }
2991
2992 - (bool) isVisibleInSource:(Source *)source {
2993     return [self source] == source && [self visible];
2994 }
2995
2996 @end
2997 /* }}} */
2998 /* Section Class {{{ */
2999 @interface Section : NSObject {
3000     _H<NSString> name_;
3001     unichar index_;
3002     size_t row_;
3003     size_t count_;
3004     _H<NSString> localized_;
3005 }
3006
3007 - (NSComparisonResult) compareByLocalized:(Section *)section;
3008 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3009 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3010 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3011 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3012 - (NSString *) name;
3013 - (unichar) index;
3014
3015 - (size_t) row;
3016 - (size_t) count;
3017
3018 - (void) addToRow;
3019 - (void) addToCount;
3020
3021 - (void) setCount:(size_t)count;
3022 - (NSString *) localized;
3023
3024 @end
3025
3026 @implementation Section
3027
3028 - (NSComparisonResult) compareByLocalized:(Section *)section {
3029     NSString *lhs(localized_);
3030     NSString *rhs([section localized]);
3031
3032     /*if ([lhs length] != 0 && [rhs length] != 0) {
3033         unichar lhc = [lhs characterAtIndex:0];
3034         unichar rhc = [rhs characterAtIndex:0];
3035
3036         if (isalpha(lhc) && !isalpha(rhc))
3037             return NSOrderedAscending;
3038         else if (!isalpha(lhc) && isalpha(rhc))
3039             return NSOrderedDescending;
3040     }*/
3041
3042     return [lhs compare:rhs options:LaxCompareOptions_];
3043 }
3044
3045 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3046     if ((self = [self initWithName:name localize:NO]) != nil) {
3047         if (localized != nil)
3048             localized_ = localized;
3049     } return self;
3050 }
3051
3052 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3053     return [self initWithName:name row:0 localize:localize];
3054 }
3055
3056 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3057     if ((self = [super init]) != nil) {
3058         name_ = name;
3059         index_ = '\0';
3060         row_ = row;
3061         if (localize)
3062             localized_ = LocalizeSection(name_);
3063     } return self;
3064 }
3065
3066 /* XXX: localize the index thingees */
3067 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3068     if ((self = [super init]) != nil) {
3069         name_ = [NSString stringWithCharacters:&index length:1];
3070         index_ = index;
3071         row_ = row;
3072     } return self;
3073 }
3074
3075 - (NSString *) name {
3076     return name_;
3077 }
3078
3079 - (unichar) index {
3080     return index_;
3081 }
3082
3083 - (size_t) row {
3084     return row_;
3085 }
3086
3087 - (size_t) count {
3088     return count_;
3089 }
3090
3091 - (void) addToRow {
3092     ++row_;
3093 }
3094
3095 - (void) addToCount {
3096     ++count_;
3097 }
3098
3099 - (void) setCount:(size_t)count {
3100     count_ = count;
3101 }
3102
3103 - (NSString *) localized {
3104     return localized_;
3105 }
3106
3107 @end
3108 /* }}} */
3109
3110 static NSString *Colon_;
3111 static NSString *Elision_;
3112 static NSString *Error_;
3113 static NSString *Warning_;
3114
3115 /* Database Implementation {{{ */
3116 @implementation Database
3117
3118 + (Database *) sharedInstance {
3119     static _H<Database> instance;
3120     if (instance == nil)
3121         instance = [[[Database alloc] init] autorelease];
3122     return instance;
3123 }
3124
3125 - (unsigned) era {
3126     return era_;
3127 }
3128
3129 - (void) releasePackages {
3130     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3131     CFArrayRemoveAllValues(packages_);
3132 }
3133
3134 - (void) dealloc {
3135     // XXX: actually implement this thing
3136     _assert(false);
3137     [self releasePackages];
3138     apr_pool_destroy(pool_);
3139     NSRecycleZone(zone_);
3140     [super dealloc];
3141 }
3142
3143 - (void) _readCydia:(NSNumber *)fd { _pooled
3144     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3145     std::istream is(&ib);
3146     std::string line;
3147
3148     static Pcre finish_r("^finish:([^:]*)$");
3149
3150     while (std::getline(is, line)) {
3151         const char *data(line.c_str());
3152         size_t size = line.size();
3153         lprintf("C:%s\n", data);
3154
3155         if (finish_r(data, size)) {
3156             NSString *finish = finish_r[1];
3157             int index = [Finishes_ indexOfObject:finish];
3158             if (index != INT_MAX && index > Finish_)
3159                 Finish_ = index;
3160         }
3161     }
3162
3163     _assume(false);
3164 }
3165
3166 - (void) _readStatus:(NSNumber *)fd { _pooled
3167     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3168     std::istream is(&ib);
3169     std::string line;
3170
3171     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3172     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3173
3174     while (std::getline(is, line)) {
3175         const char *data(line.c_str());
3176         size_t size(line.size());
3177         lprintf("S:%s\n", data);
3178
3179         if (conffile_r(data, size)) {
3180             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3181             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3182         } else if (strncmp(data, "status: ", 8) == 0) {
3183             // status: <package>: {unpacked,half-configured,installed}
3184             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3185             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3186         } else if (strncmp(data, "processing: ", 12) == 0) {
3187             // processing: configure: config-test
3188             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3189             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3190         } else if (pmstatus_r(data, size)) {
3191             std::string type([pmstatus_r[1] UTF8String]);
3192
3193             NSString *package = pmstatus_r[2];
3194             if ([package isEqualToString:@"dpkg-exec"])
3195                 package = nil;
3196
3197             float percent([pmstatus_r[3] floatValue]);
3198             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3199
3200             NSString *string = pmstatus_r[4];
3201
3202             if (type == "pmerror") {
3203                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3204                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3205             } else if (type == "pmstatus") {
3206                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3207                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3208             } else if (type == "pmconffile")
3209                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3210             else
3211                 lprintf("E:unknown pmstatus\n");
3212         } else
3213             lprintf("E:unknown status\n");
3214     }
3215
3216     _assume(false);
3217 }
3218
3219 - (void) _readOutput:(NSNumber *)fd { _pooled
3220     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3221     std::istream is(&ib);
3222     std::string line;
3223
3224     while (std::getline(is, line)) {
3225         lprintf("O:%s\n", line.c_str());
3226
3227         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3228         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3229     }
3230
3231     _assume(false);
3232 }
3233
3234 - (FILE *) input {
3235     return input_;
3236 }
3237
3238 - (Package *) packageWithName:(NSString *)name {
3239 @synchronized (self) {
3240     if (static_cast<pkgDepCache *>(cache_) == NULL)
3241         return nil;
3242     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3243     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3244 } }
3245
3246 - (id) init {
3247     if ((self = [super init]) != nil) {
3248         policy_ = NULL;
3249         records_ = NULL;
3250         resolver_ = NULL;
3251         fetcher_ = NULL;
3252         lock_ = NULL;
3253
3254         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3255         apr_pool_create(&pool_, NULL);
3256
3257         size_t capacity(MetaFile_->active_);
3258         if (capacity == 0)
3259             capacity = 16384;
3260         else
3261             capacity += 1024;
3262
3263         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3264         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3265
3266         int fds[2];
3267
3268         _assert(pipe(fds) != -1);
3269         cydiafd_ = fds[1];
3270
3271         _config->Set("APT::Keep-Fds::", cydiafd_);
3272         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3273
3274         [NSThread
3275             detachNewThreadSelector:@selector(_readCydia:)
3276             toTarget:self
3277             withObject:[NSNumber numberWithInt:fds[0]]
3278         ];
3279
3280         _assert(pipe(fds) != -1);
3281         statusfd_ = fds[1];
3282
3283         [NSThread
3284             detachNewThreadSelector:@selector(_readStatus:)
3285             toTarget:self
3286             withObject:[NSNumber numberWithInt:fds[0]]
3287         ];
3288
3289         _assert(pipe(fds) != -1);
3290         _assert(dup2(fds[0], 0) != -1);
3291         _assert(close(fds[0]) != -1);
3292
3293         input_ = fdopen(fds[1], "a");
3294
3295         _assert(pipe(fds) != -1);
3296         _assert(dup2(fds[1], 1) != -1);
3297         _assert(close(fds[1]) != -1);
3298
3299         [NSThread
3300             detachNewThreadSelector:@selector(_readOutput:)
3301             toTarget:self
3302             withObject:[NSNumber numberWithInt:fds[0]]
3303         ];
3304     } return self;
3305 }
3306
3307 - (pkgCacheFile &) cache {
3308     return cache_;
3309 }
3310
3311 - (pkgDepCache::Policy *) policy {
3312     return policy_;
3313 }
3314
3315 - (pkgRecords *) records {
3316     return records_;
3317 }
3318
3319 - (pkgProblemResolver *) resolver {
3320     return resolver_;
3321 }
3322
3323 - (pkgAcquire &) fetcher {
3324     return *fetcher_;
3325 }
3326
3327 - (pkgSourceList &) list {
3328     return *list_;
3329 }
3330
3331 - (NSArray *) packages {
3332     return (NSArray *) packages_;
3333 }
3334
3335 - (NSArray *) sources {
3336     return sourceList_;
3337 }
3338
3339 - (Source *) sourceWithKey:(NSString *)key {
3340     for (Source *source in [self sources]) {
3341         if ([[source key] isEqualToString:key])
3342             return source;
3343     } return nil;
3344 }
3345
3346 - (bool) popErrorWithTitle:(NSString *)title {
3347     bool fatal(false);
3348
3349     while (!_error->empty()) {
3350         std::string error;
3351         bool warning(!_error->PopMessage(error));
3352         if (!warning)
3353             fatal = true;
3354
3355         for (;;) {
3356             size_t size(error.size());
3357             if (size == 0 || error[size - 1] != '\n')
3358                 break;
3359             error.resize(size - 1);
3360         }
3361
3362         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3363
3364         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3365     }
3366
3367     return fatal;
3368 }
3369
3370 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3371     return [self popErrorWithTitle:title] || !success;
3372 }
3373
3374 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3375 @synchronized (self) {
3376     ++era_;
3377
3378     [self releasePackages];
3379
3380     sourceMap_.clear();
3381     [sourceList_ removeAllObjects];
3382
3383     _error->Discard();
3384
3385     delete list_;
3386     list_ = NULL;
3387     manager_ = NULL;
3388     delete lock_;
3389     lock_ = NULL;
3390     delete fetcher_;
3391     fetcher_ = NULL;
3392     delete resolver_;
3393     resolver_ = NULL;
3394     delete records_;
3395     records_ = NULL;
3396     delete policy_;
3397     policy_ = NULL;
3398
3399     cache_.Close();
3400
3401     apr_pool_clear(pool_);
3402
3403     NSRecycleZone(zone_);
3404     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3405
3406     int chk(creat("/tmp/cydia.chk", 0644));
3407     if (chk != -1)
3408         close(chk);
3409
3410     if (invocation != nil)
3411         [invocation invoke];
3412
3413     NSString *title(UCLocalize("DATABASE"));
3414
3415     _trace();
3416     OpProgress progress;
3417     while (!cache_.Open(progress, true)) { pop:
3418         std::string error;
3419         bool warning(!_error->PopMessage(error));
3420         lprintf("cache_.Open():[%s]\n", error.c_str());
3421
3422         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3423             [delegate_ repairWithSelector:@selector(configure)];
3424         else if (error == "The package lists or status file could not be parsed or opened.")
3425             [delegate_ repairWithSelector:@selector(update)];
3426         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3427         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3428         // else if (error == "Malformed Status line")
3429         // else if (error == "The list of sources could not be read.")
3430         else {
3431             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3432             return;
3433         }
3434
3435         if (warning)
3436             goto pop;
3437         _error->Discard();
3438     }
3439     _trace();
3440
3441     unlink("/tmp/cydia.chk");
3442
3443     now_ = [[NSDate date] timeIntervalSince1970];
3444
3445     policy_ = new pkgDepCache::Policy();
3446     records_ = new pkgRecords(cache_);
3447     resolver_ = new pkgProblemResolver(cache_);
3448     fetcher_ = new pkgAcquire(&status_);
3449     lock_ = NULL;
3450
3451     list_ = new pkgSourceList();
3452     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3453         return;
3454
3455     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3456         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3457         return;
3458     }
3459
3460     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3461         return;
3462
3463     if (cache_->BrokenCount() != 0) {
3464         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3465             return;
3466
3467         if (cache_->BrokenCount() != 0) {
3468             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3469             return;
3470         }
3471
3472         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3473             return;
3474     }
3475
3476     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3477         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3478         [sourceList_ addObject:object];
3479
3480         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3481         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3482             // XXX: this could be more intelligent
3483             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3484                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3485                 if (!cached.end())
3486                     sourceMap_[cached->ID] = object;
3487             }
3488     }
3489
3490     {
3491         /*std::vector<Package *> packages;
3492         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3493         packages_ = nil;*/
3494
3495         _trace();
3496
3497         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3498             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3499                 //packages.push_back(package);
3500                 CFArrayAppendValue(packages_, CFRetain(package));
3501
3502         _trace();
3503
3504         /*if (packages.empty())
3505             packages_ = [[NSArray alloc] init];
3506         else
3507             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3508         _trace();*/
3509
3510         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3511         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3512         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3513
3514         /*_trace();
3515         PrintTimes();
3516         _trace();*/
3517
3518         _trace();
3519
3520         /*if (!packages.empty())
3521             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3522         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3523
3524         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3525
3526         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3527
3528         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3529
3530         _trace();
3531
3532         size_t count(CFArrayGetCount(packages_));
3533         MetaFile_->active_ = count;
3534
3535         for (size_t index(0); index != count; ++index)
3536             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3537
3538         _trace();
3539     }
3540 } } CYPoolEnd() _trace(); }
3541
3542 - (void) clear {
3543 @synchronized (self) {
3544     delete resolver_;
3545     resolver_ = new pkgProblemResolver(cache_);
3546
3547     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3548         if (!cache_[iterator].Keep())
3549             cache_->MarkKeep(iterator, false);
3550         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3551             cache_->SetReInstall(iterator, false);
3552 } }
3553
3554 - (void) configure {
3555     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3556     _trace();
3557     system([dpkg UTF8String]);
3558     _trace();
3559 }
3560
3561 - (bool) clean {
3562     // XXX: I don't remember this condition
3563     if (lock_ != NULL)
3564         return false;
3565
3566     FileFd Lock;
3567     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3568
3569     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3570
3571     if ([self popErrorWithTitle:title])
3572         return false;
3573
3574     pkgAcquire fetcher;
3575     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3576
3577     class LogCleaner :
3578         public pkgArchiveCleaner
3579     {
3580       protected:
3581         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3582             unlink(File);
3583         }
3584     } cleaner;
3585
3586     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3587         return false;
3588
3589     return true;
3590 }
3591
3592 - (bool) prepare {
3593     fetcher_->Shutdown();
3594
3595     pkgRecords records(cache_);
3596
3597     lock_ = new FileFd();
3598     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3599
3600     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3601
3602     if ([self popErrorWithTitle:title])
3603         return false;
3604
3605     pkgSourceList list;
3606     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3607         return false;
3608
3609     manager_ = (_system->CreatePM(cache_));
3610     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3611         return false;
3612
3613     return true;
3614 }
3615
3616 - (void) perform {
3617     bool substrate(RestartSubstrate_);
3618     RestartSubstrate_ = false;
3619
3620     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3621
3622     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3623         pkgSourceList list;
3624         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3625             return;
3626         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3627             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3628     }
3629
3630     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3631
3632     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3633         _trace();
3634         [self popErrorWithTitle:title];
3635         return;
3636     }
3637
3638     bool failed = false;
3639     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3640         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3641             continue;
3642         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3643             continue;
3644
3645         failed = true;
3646     }
3647
3648     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3649
3650     if (failed) {
3651         _trace();
3652         return;
3653     }
3654
3655     if (substrate)
3656         RestartSubstrate_ = true;
3657
3658     _system->UnLock();
3659     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3660
3661     if (_error->PendingError()) {
3662         _trace();
3663         return;
3664     }
3665
3666     if (result == pkgPackageManager::Failed) {
3667         _trace();
3668         return;
3669     }
3670
3671     if (result != pkgPackageManager::Completed) {
3672         _trace();
3673         return;
3674     }
3675
3676     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3677         pkgSourceList list;
3678         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3679             return;
3680         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3681             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3682     }
3683
3684     if (![before isEqualToArray:after])
3685         [self update];
3686 }
3687
3688 - (bool) upgrade {
3689     NSString *title(UCLocalize("UPGRADE"));
3690     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3691         return false;
3692     return true;
3693 }
3694
3695 - (void) update {
3696     [self updateWithStatus:status_];
3697 }
3698
3699 - (void) updateWithStatus:(Status &)status {
3700     NSString *title(UCLocalize("REFRESHING_DATA"));
3701
3702     pkgSourceList list;
3703     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3704         return;
3705
3706     FileFd lock;
3707     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3708     if ([self popErrorWithTitle:title])
3709         return;
3710
3711     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3712
3713     bool success(ListUpdate(status, list, PulseInterval_));
3714     if (status.WasCancelled())
3715         _error->Discard();
3716     else {
3717         [self popErrorWithTitle:title forOperation:success];
3718         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3719         Changed_ = true;
3720     }
3721
3722     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3723 }
3724
3725 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3726     delegate_ = delegate;
3727 }
3728
3729 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3730     progress_ = delegate;
3731     status_.setDelegate(delegate);
3732 }
3733
3734 - (NSObject<ProgressDelegate> *) progressDelegate {
3735     return progress_;
3736 }
3737
3738 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3739     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3740     return i == sourceMap_.end() ? nil : i->second;
3741 }
3742
3743 - (NSString *) mappedSectionForPointer:(const char *)section {
3744     _H<NSString> *mapped;
3745
3746     _profile(Database$mappedSectionForPointer$Cache)
3747         mapped = &sections_[section];
3748     _end
3749
3750     if (*mapped == NULL) {
3751         size_t length(strlen(section));
3752         char spaced[length + 1];
3753
3754         _profile(Database$mappedSectionForPointer$Replace)
3755             for (size_t index(0); index != length; ++index)
3756                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3757             spaced[length] = '\0';
3758         _end
3759
3760         NSString *string;
3761
3762         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3763             string = [NSString stringWithUTF8String:spaced];
3764         _end
3765
3766         _profile(Database$mappedSectionForPointer$Map)
3767             string = [SectionMap_ objectForKey:string] ?: string;
3768         _end
3769
3770         *mapped = string;
3771     } return *mapped;
3772 }
3773
3774 @end
3775 /* }}} */
3776
3777 static _H<NSMutableSet> Diversions_;
3778
3779 @interface Diversion : NSObject {
3780     Pcre pattern_;
3781     _H<NSString> key_;
3782     _H<NSString> format_;
3783 }
3784
3785 @end
3786
3787 @implementation Diversion
3788
3789 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3790     if ((self = [super init]) != nil) {
3791         pattern_ = [from UTF8String];
3792         key_ = from;
3793         format_ = to;
3794     } return self;
3795 }
3796
3797 - (NSString *) divert:(NSString *)url {
3798     return !pattern_(url) ? nil : pattern_->*format_;
3799 }
3800
3801 + (NSURL *) divertURL:(NSURL *)url {
3802   divert:
3803     NSString *href([url absoluteString]);
3804
3805     for (Diversion *diversion in (id) Diversions_)
3806         if (NSString *diverted = [diversion divert:href]) {
3807 #if !ForRelease
3808             NSLog(@"div: %@", diverted);
3809 #endif
3810             url = [NSURL URLWithString:diverted];
3811             goto divert;
3812         }
3813
3814     return url;
3815 }
3816
3817 - (NSString *) key {
3818     return key_;
3819 }
3820
3821 - (NSUInteger) hash {
3822     return [key_ hash];
3823 }
3824
3825 - (BOOL) isEqual:(Diversion *)object {
3826     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3827 }
3828
3829 @end
3830
3831 @interface CydiaObject : NSObject {
3832     _H<IndirectDelegate> indirect_;
3833     _transient id delegate_;
3834 }
3835
3836 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3837
3838 @end
3839
3840 @interface CydiaWebViewController : CyteWebViewController {
3841     _H<CydiaObject> cydia_;
3842 }
3843
3844 + (void) addDiversion:(Diversion *)diversion;
3845
3846 @end
3847
3848 /* Web Scripting {{{ */
3849 @implementation CydiaObject
3850
3851 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3852     if ((self = [super init]) != nil) {
3853         indirect_ = indirect;
3854     } return self;
3855 }
3856
3857 - (void) setDelegate:(id)delegate {
3858     delegate_ = delegate;
3859 }
3860
3861 + (NSArray *) _attributeKeys {
3862     return [NSArray arrayWithObjects:
3863         @"bbsnum",
3864         @"device",
3865         @"ecid",
3866         @"firmware",
3867         @"hostname",
3868         @"idiom",
3869         @"model",
3870         @"plmn",
3871         @"role",
3872         @"serial",
3873         @"token",
3874         @"version",
3875     nil];
3876 }
3877
3878 - (NSArray *) attributeKeys {
3879     return [[self class] _attributeKeys];
3880 }
3881
3882 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3883     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3884 }
3885
3886 - (NSString *) version {
3887     return @ Cydia_;
3888 }
3889
3890 - (NSString *) device {
3891     return [[UIDevice currentDevice] uniqueIdentifier];
3892 }
3893
3894 - (NSString *) firmware {
3895     return [[UIDevice currentDevice] systemVersion];
3896 }
3897
3898 - (NSString *) hostname {
3899     return [[UIDevice currentDevice] name];
3900 }
3901
3902 - (NSString *) idiom {
3903     return (id) Idiom_ ?: [NSNull null];
3904 }
3905
3906 - (NSString *) plmn {
3907     return (id) PLMN_ ?: [NSNull null];
3908 }
3909
3910 - (NSString *) bbsnum {
3911     return (id) BBSNum_ ?: [NSNull null];
3912 }
3913
3914 - (NSString *) ecid {
3915     return (id) ChipID_ ?: [NSNull null];
3916 }
3917
3918 - (NSString *) serial {
3919     return SerialNumber_;
3920 }
3921
3922 - (NSString *) role {
3923     return (id) Role_ ?: [NSNull null];
3924 }
3925
3926 - (NSString *) model {
3927     return [NSString stringWithUTF8String:Machine_];
3928 }
3929
3930 - (NSString *) token {
3931     return (id) Token_ ?: [NSNull null];
3932 }
3933
3934 + (NSString *) webScriptNameForSelector:(SEL)selector {
3935     if (false);
3936     else if (selector == @selector(addBridgedHost:))
3937         return @"addBridgedHost";
3938     else if (selector == @selector(addInternalRedirect::))
3939         return @"addInternalRedirect";
3940     else if (selector == @selector(addPipelinedHost:scheme:))
3941         return @"addPipelinedHost";
3942     else if (selector == @selector(addTrivialSource:))
3943         return @"addTrivialSource";
3944     else if (selector == @selector(close))
3945         return @"close";
3946     else if (selector == @selector(du:))
3947         return @"du";
3948     else if (selector == @selector(stringWithFormat:arguments:))
3949         return @"format";
3950     else if (selector == @selector(getAllSources))
3951         return @"getAllSourcs";
3952     else if (selector == @selector(getKernelNumber:))
3953         return @"getKernelNumber";
3954     else if (selector == @selector(getKernelString:))
3955         return @"getKernelString";
3956     else if (selector == @selector(getInstalledPackages))
3957         return @"getInstalledPackages";
3958     else if (selector == @selector(getIORegistryEntry::))
3959         return @"getIORegistryEntry";
3960     else if (selector == @selector(getLocaleIdentifier))
3961         return @"getLocaleIdentifier";
3962     else if (selector == @selector(getPreferredLanguages))
3963         return @"getPreferredLanguages";
3964     else if (selector == @selector(getPackageById:))
3965         return @"getPackageById";
3966     else if (selector == @selector(getSessionValue:))
3967         return @"getSessionValue";
3968     else if (selector == @selector(installPackages:))
3969         return @"installPackages";
3970     else if (selector == @selector(localizedStringForKey:value:table:))
3971         return @"localize";
3972     else if (selector == @selector(popViewController:))
3973         return @"popViewController";
3974     else if (selector == @selector(refreshSources))
3975         return @"refreshSources";
3976     else if (selector == @selector(removeButton))
3977         return @"removeButton";
3978     else if (selector == @selector(setSessionValue::))
3979         return @"setSessionValue";
3980     else if (selector == @selector(substitutePackageNames:))
3981         return @"substitutePackageNames";
3982     else if (selector == @selector(scrollToBottom:))
3983         return @"scrollToBottom";
3984     else if (selector == @selector(setAllowsNavigationAction:))
3985         return @"setAllowsNavigationAction";
3986     else if (selector == @selector(setBadgeValue:))
3987         return @"setBadgeValue";
3988     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3989         return @"setButtonImage";
3990     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3991         return @"setButtonTitle";
3992     else if (selector == @selector(setHidesBackButton:))
3993         return @"setHidesBackButton";
3994     else if (selector == @selector(setHidesNavigationBar:))
3995         return @"setHidesNavigationBar";
3996     else if (selector == @selector(setNavigationBarStyle:))
3997         return @"setNavigationBarStyle";
3998     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
3999         return @"setNavigationBarTintColor";
4000     else if (selector == @selector(setPasteboardString:))
4001         return @"setPasteboardString";
4002     else if (selector == @selector(setPasteboardURL:))
4003         return @"setPasteboardURL";
4004     else if (selector == @selector(setToken:))
4005         return @"setToken";
4006     else if (selector == @selector(setViewportWidth:))
4007         return @"setViewportWidth";
4008     else if (selector == @selector(statfs:))
4009         return @"statfs";
4010     else if (selector == @selector(supports:))
4011         return @"supports";
4012     else
4013         return nil;
4014 }
4015
4016 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4017     return [self webScriptNameForSelector:selector] == nil;
4018 }
4019
4020 - (BOOL) supports:(NSString *)feature {
4021     return [feature isEqualToString:@"window.open"];
4022 }
4023
4024 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4025     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4026 }
4027
4028 - (NSNumber *) getKernelNumber:(NSString *)name {
4029     const char *string([name UTF8String]);
4030
4031     size_t size;
4032     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4033         return (id) [NSNull null];
4034
4035     if (size != sizeof(int))
4036         return (id) [NSNull null];
4037
4038     int value;
4039     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4040         return (id) [NSNull null];
4041
4042     return [NSNumber numberWithInt:value];
4043 }
4044
4045 - (NSString *) getKernelString:(NSString *)name {
4046     const char *string([name UTF8String]);
4047
4048     size_t size;
4049     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4050         return (id) [NSNull null];
4051
4052     char value[size + 1];
4053     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4054         return (id) [NSNull null];
4055
4056     // XXX: just in case you request something ludicrous
4057     value[size] = '\0';
4058
4059     return [NSString stringWithCString:value];
4060 }
4061
4062 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4063     NSObject *value(CYIOGetValue([path UTF8String], entry));
4064
4065     if (value != nil)
4066         if ([value isKindOfClass:[NSData class]])
4067             value = CYHex((NSData *) value);
4068
4069     return value;
4070 }
4071
4072 - (id) getSessionValue:(NSString *)key {
4073 @synchronized (SessionData_) {
4074     return [SessionData_ objectForKey:key];
4075 } }
4076
4077 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4078 @synchronized (SessionData_) {
4079     if (value == (id) [WebUndefined undefined])
4080         [SessionData_ removeObjectForKey:key];
4081     else
4082         [SessionData_ setObject:value forKey:key];
4083 } }
4084
4085 - (void) addBridgedHost:(NSString *)host {
4086 @synchronized (HostConfig_) {
4087     [BridgedHosts_ addObject:host];
4088 } }
4089
4090 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4091 @synchronized (HostConfig_) {
4092     if (scheme != (id) [WebUndefined undefined])
4093         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4094
4095     [PipelinedHosts_ addObject:host];
4096 } }
4097
4098 - (void) popViewController:(NSNumber *)value {
4099     if (value == (id) [WebUndefined undefined])
4100         value = [NSNumber numberWithBool:YES];
4101     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4102 }
4103
4104 - (void) addTrivialSource:(NSString *)href {
4105     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4106 }
4107
4108 - (void) refreshSources {
4109     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4110 }
4111
4112 - (NSArray *) getAllSources {
4113     return [[Database sharedInstance] sources];
4114 }
4115
4116 - (NSArray *) getInstalledPackages {
4117     Database *database([Database sharedInstance]);
4118 @synchronized (database) {
4119     NSArray *packages([database packages]);
4120     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4121     for (Package *package in packages)
4122         if (![package uninstalled])
4123             [installed addObject:package];
4124     return installed;
4125 } }
4126
4127 - (Package *) getPackageById:(NSString *)id {
4128     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4129         [package parse];
4130         return package;
4131     } else
4132         return (Package *) [NSNull null];
4133 }
4134
4135 - (NSString *) getLocaleIdentifier {
4136     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4137 }
4138
4139 - (NSArray *) getPreferredLanguages {
4140     return Languages_;
4141 }
4142
4143 - (NSArray *) statfs:(NSString *)path {
4144     struct statfs stat;
4145
4146     if (path == nil || statfs([path UTF8String], &stat) == -1)
4147         return nil;
4148
4149     return [NSArray arrayWithObjects:
4150         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4151         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4152         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4153     nil];
4154 }
4155
4156 - (NSNumber *) du:(NSString *)path {
4157     NSNumber *value(nil);
4158
4159     int fds[2];
4160     _assert(pipe(fds) != -1);
4161
4162     pid_t pid(ExecFork());
4163     if (pid == 0) {
4164         _assert(dup2(fds[1], 1) != -1);
4165         _assert(close(fds[0]) != -1);
4166         _assert(close(fds[1]) != -1);
4167         /* XXX: this should probably not use du */
4168         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4169         exit(1);
4170         _assert(false);
4171     }
4172
4173     _assert(close(fds[1]) != -1);
4174
4175     if (FILE *du = fdopen(fds[0], "r")) {
4176         char line[1024];
4177         while (fgets(line, sizeof(line), du) != NULL) {
4178             size_t length(strlen(line));
4179             while (length != 0 && line[length - 1] == '\n')
4180                 line[--length] = '\0';
4181             if (char *tab = strchr(line, '\t')) {
4182                 *tab = '\0';
4183                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4184             }
4185         }
4186
4187         fclose(du);
4188     } else _assert(close(fds[0]));
4189
4190     int status;
4191   wait:
4192     if (waitpid(pid, &status, 0) == -1)
4193         if (errno == EINTR)
4194             goto wait;
4195         else _assert(false);
4196
4197     return value;
4198 }
4199
4200 - (void) close {
4201     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4202 }
4203
4204 - (void) installPackages:(NSArray *)packages {
4205     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4206 }
4207
4208 - (NSString *) substitutePackageNames:(NSString *)message {
4209     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4210     for (size_t i(0), e([words count]); i != e; ++i) {
4211         NSString *word([words objectAtIndex:i]);
4212         if (Package *package = [[Database sharedInstance] packageWithName:word])
4213             [words replaceObjectAtIndex:i withObject:[package name]];
4214     }
4215
4216     return [words componentsJoinedByString:@" "];
4217 }
4218
4219 - (void) removeButton {
4220     [indirect_ removeButton];
4221 }
4222
4223 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4224     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4225 }
4226
4227 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4228     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4229 }
4230
4231 - (void) setBadgeValue:(id)value {
4232     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4233 }
4234
4235 - (void) setAllowsNavigationAction:(NSString *)value {
4236     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4237 }
4238
4239 - (void) setHidesBackButton:(NSString *)value {
4240     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4241 }
4242
4243 - (void) setHidesNavigationBar:(NSString *)value {
4244     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4245 }
4246
4247 - (void) setNavigationBarStyle:(NSString *)value {
4248     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4249 }
4250
4251 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4252     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4253     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4254     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4255 }
4256
4257 - (void) setPasteboardString:(NSString *)value {
4258     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4259 }
4260
4261 - (void) setPasteboardURL:(NSString *)value {
4262     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4263 }
4264
4265 - (void) _setToken:(NSString *)token {
4266     Token_ = token;
4267
4268     if (token == nil)
4269         [Metadata_ removeObjectForKey:@"Token"];
4270     else
4271         [Metadata_ setObject:Token_ forKey:@"Token"];
4272
4273     Changed_ = true;
4274 }
4275
4276 - (void) setToken:(NSString *)token {
4277     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4278 }
4279
4280 - (void) scrollToBottom:(NSNumber *)animated {
4281     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4282 }
4283
4284 - (void) setViewportWidth:(float)width {
4285     [indirect_ setViewportWidthOnMainThread:width];
4286 }
4287
4288 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4289     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4290     unsigned count([arguments count]);
4291     id values[count];
4292     for (unsigned i(0); i != count; ++i)
4293         values[i] = [arguments objectAtIndex:i];
4294     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4295 }
4296
4297 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4298     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4299         value = nil;
4300     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4301         table = nil;
4302     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4303 }
4304
4305 @end
4306 /* }}} */
4307
4308 /* @ Loading... Indicator {{{ */
4309 @interface CYLoadingIndicator : UIView {
4310     _H<UIActivityIndicatorView> spinner_;
4311     _H<UILabel> label_;
4312     _H<UIView> container_;
4313 }
4314
4315 @property (readonly, nonatomic) UILabel *label;
4316 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4317
4318 @end
4319
4320 @implementation CYLoadingIndicator
4321
4322 - (id) initWithFrame:(CGRect)frame {
4323     if ((self = [super initWithFrame:frame]) != nil) {
4324         container_ = [[[UIView alloc] init] autorelease];
4325         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4326
4327         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4328         [spinner_ startAnimating];
4329         [container_ addSubview:spinner_];
4330
4331         label_ = [[[UILabel alloc] init] autorelease];
4332         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4333         [label_ setBackgroundColor:[UIColor clearColor]];
4334         [label_ setTextColor:[UIColor blackColor]];
4335         [label_ setShadowColor:[UIColor whiteColor]];
4336         [label_ setShadowOffset:CGSizeMake(0, 1)];
4337         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4338         [container_ addSubview:label_];
4339
4340         CGSize viewsize = frame.size;
4341         CGSize spinnersize = [spinner_ bounds].size;
4342         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4343         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4344
4345         CGRect containrect = {
4346             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4347             CGSizeMake(bothwidth, spinnersize.height)
4348         };
4349         CGRect textrect = {
4350             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4351             textsize
4352         };
4353         CGRect spinrect = {
4354             CGPointZero,
4355             spinnersize
4356         };
4357
4358         [container_ setFrame:containrect];
4359         [spinner_ setFrame:spinrect];
4360         [label_ setFrame:textrect];
4361         [self addSubview:container_];
4362     } return self;
4363 }
4364
4365 - (UILabel *) label {
4366     return label_;
4367 }
4368
4369 - (UIActivityIndicatorView *) activityIndicatorView {
4370     return spinner_;
4371 }
4372
4373 @end
4374 /* }}} */
4375 /* Emulated Loading Controller {{{ */
4376 @interface CYEmulatedLoadingController : CyteViewController {
4377     _transient Database *database_;
4378     _H<CYLoadingIndicator> indicator_;
4379     _H<UITabBar> tabbar_;
4380     _H<UINavigationBar> navbar_;
4381 }
4382
4383 @end
4384
4385 @implementation CYEmulatedLoadingController
4386
4387 - (id) initWithDatabase:(Database *)database {
4388     if ((self = [super init]) != nil) {
4389         database_ = database;
4390     } return self;
4391 }
4392
4393 - (void) loadView {
4394     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4395
4396     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4397     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4398     [[self view] addSubview:table];
4399
4400     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4401     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4402     [[self view] addSubview:indicator_];
4403
4404     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4405     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4406     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4407     [[self view] addSubview:tabbar_];
4408
4409     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4410     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4411     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4412     [[self view] addSubview:navbar_];
4413 }
4414
4415 - (void) releaseSubviews {
4416     indicator_ = nil;
4417     tabbar_ = nil;
4418     navbar_ = nil;
4419 }
4420
4421 @end
4422 /* }}} */
4423
4424 /* Cydia Browser Controller {{{ */
4425 @implementation CydiaWebViewController
4426
4427 - (NSURL *) navigationURL {
4428     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4429 }
4430
4431 + (void) initialize {
4432     Diversions_ = [NSMutableSet setWithCapacity:0];
4433 }
4434
4435 + (void) addDiversion:(Diversion *)diversion {
4436     [Diversions_ addObject:diversion];
4437 }
4438
4439 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4440     [super webView:view didClearWindowObject:window forFrame:frame];
4441
4442     WebDataSource *source([frame dataSource]);
4443     NSURLResponse *response([source response]);
4444     NSURL *url([response URL]);
4445     NSString *scheme([[url scheme] lowercaseString]);
4446
4447     bool bridged(false);
4448
4449     @synchronized (HostConfig_) {
4450         if ([scheme isEqualToString:@"file"])
4451             bridged = true;
4452         else if ([scheme isEqualToString:@"https"])
4453             if ([BridgedHosts_ containsObject:[url host]])
4454                 bridged = true;
4455     }
4456
4457     if (bridged)
4458         [window setValue:cydia_ forKey:@"cydia"];
4459 }
4460
4461 - (NSURL *) URLWithURL:(NSURL *)url {
4462     return [Diversion divertURL:url];
4463 }
4464
4465 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4466     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4467
4468     if (System_ != NULL)
4469         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4470     if (Machine_ != NULL)
4471         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4472     if (Token_ != nil)
4473         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4474
4475     return copy;
4476 }
4477
4478 - (void) setDelegate:(id)delegate {
4479     [super setDelegate:delegate];
4480     [cydia_ setDelegate:delegate];
4481 }
4482
4483 - (id) init {
4484     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4485         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4486
4487         WebView *webview([[webview_ _documentView] webView]);
4488
4489         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4490
4491         if (Safari_ != nil)
4492             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4493         if (Build_ != nil)
4494             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4495         if (Product_ != nil)
4496             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4497
4498         [webview setApplicationNameForUserAgent:application];
4499     } return self;
4500 }
4501
4502 @end
4503 /* }}} */
4504
4505 // CydiaScript {{{
4506 @interface NSObject (CydiaScript)
4507 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4508 @end
4509
4510 @implementation NSObject (CydiaScript)
4511
4512 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4513     return self;
4514 }
4515
4516 @end
4517
4518 @implementation NSArray (CydiaScript)
4519
4520 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4521     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4522     for (size_t i(0), e([self count]); i != e; ++i)
4523         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4524     return object;
4525 }
4526
4527 @end
4528
4529 @implementation NSDictionary (CydiaScript)
4530
4531 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4532     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4533     for (id i in self)
4534         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4535     return object;
4536 }
4537
4538 @end
4539 // }}}
4540
4541 /* Confirmation Controller {{{ */
4542 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4543     if (!iterator.end())
4544         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4545             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4546                 continue;
4547             pkgCache::PkgIterator package(dep.TargetPkg());
4548             if (package.end())
4549                 continue;
4550             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4551                 return true;
4552         }
4553
4554     return false;
4555 }
4556
4557 @protocol ConfirmationControllerDelegate
4558 - (void) cancelAndClear:(bool)clear;
4559 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4560 - (void) queue;
4561 @end
4562
4563 @interface ConfirmationController : CydiaWebViewController {
4564     _transient Database *database_;
4565
4566     _H<UIAlertView> essential_;
4567
4568     _H<NSDictionary> changes_;
4569     _H<NSMutableArray> issues_;
4570     _H<NSDictionary> sizes_;
4571
4572     BOOL substrate_;
4573 }
4574
4575 - (id) initWithDatabase:(Database *)database;
4576
4577 @end
4578
4579 @implementation ConfirmationController
4580
4581 - (void) complete {
4582     if (substrate_)
4583         RestartSubstrate_ = true;
4584     [delegate_ confirmWithNavigationController:[self navigationController]];
4585 }
4586
4587 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4588     NSString *context([alert context]);
4589
4590     if ([context isEqualToString:@"remove"]) {
4591         if (button == [alert cancelButtonIndex])
4592             [self dismissModalViewControllerAnimated:YES];
4593         else if (button == [alert firstOtherButtonIndex]) {
4594             [self complete];
4595         }
4596
4597         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4598     } else if ([context isEqualToString:@"unable"]) {
4599         [self dismissModalViewControllerAnimated:YES];
4600         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4601     } else {
4602         [super alertView:alert clickedButtonAtIndex:button];
4603     }
4604 }
4605
4606 - (void) _doContinue {
4607     [self dismissModalViewControllerAnimated:YES];
4608     [delegate_ cancelAndClear:NO];
4609 }
4610
4611 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4612     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4613     return nil;
4614 }
4615
4616 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4617     [super webView:view didClearWindowObject:window forFrame:frame];
4618
4619     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4620         (id) changes_, @"changes",
4621         (id) issues_, @"issues",
4622         (id) sizes_, @"sizes",
4623         self, @"queue",
4624     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4625 }
4626
4627 - (id) initWithDatabase:(Database *)database {
4628     if ((self = [super init]) != nil) {
4629         database_ = database;
4630
4631         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4632         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4633         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4634         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4635         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4636
4637         bool remove(false);
4638
4639         pkgCacheFile &cache([database_ cache]);
4640         NSArray *packages([database_ packages]);
4641         pkgDepCache::Policy *policy([database_ policy]);
4642
4643         issues_ = [NSMutableArray arrayWithCapacity:4];
4644
4645         for (Package *package in packages) {
4646             pkgCache::PkgIterator iterator([package iterator]);
4647             NSString *name([package id]);
4648
4649             if ([package broken]) {
4650                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4651
4652                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4653                     name, @"package",
4654                     reasons, @"reasons",
4655                 nil]];
4656
4657                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4658                 if (ver.end())
4659                     continue;
4660
4661                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4662                     pkgCache::DepIterator start;
4663                     pkgCache::DepIterator end;
4664                     dep.GlobOr(start, end); // ++dep
4665
4666                     if (!cache->IsImportantDep(end))
4667                         continue;
4668                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4669                         continue;
4670
4671                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4672
4673                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4674                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4675                         clauses, @"clauses",
4676                     nil]];
4677
4678                     _forever {
4679                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4680
4681                         pkgCache::PkgIterator target(start.TargetPkg());
4682                         if (target->ProvidesList != 0)
4683                             reason = @"missing";
4684                         else {
4685                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4686                             if (!ver.end()) {
4687                                 reason = @"installed";
4688                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4689                             } else if (!cache[target].CandidateVerIter(cache).end())
4690                                 reason = @"uninstalled";
4691                             else if (target->ProvidesList == 0)
4692                                 reason = @"uninstallable";
4693                             else
4694                                 reason = @"virtual";
4695                         }
4696
4697                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4698                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4699                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4700                         nil]);
4701
4702                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4703                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4704                             version, @"version",
4705                             reason, @"reason",
4706                             installed, @"installed",
4707                         nil]];
4708
4709                         // yes, seriously. (wtf?)
4710                         if (start == end)
4711                             break;
4712                         ++start;
4713                     }
4714                 }
4715             }
4716
4717             pkgDepCache::StateCache &state(cache[iterator]);
4718
4719             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4720
4721             if (state.NewInstall())
4722                 [installs addObject:name];
4723             // XXX: else if (state.Install())
4724             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4725                 [reinstalls addObject:name];
4726             // XXX: move before previous if
4727             else if (state.Upgrade())
4728                 [upgrades addObject:name];
4729             else if (state.Downgrade())
4730                 [downgrades addObject:name];
4731             else if (!state.Delete())
4732                 // XXX: _assert(state.Keep());
4733                 continue;
4734             else if (special_r(name))
4735                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4736                     [NSNull null], @"package",
4737                     [NSArray arrayWithObjects:
4738                         [NSDictionary dictionaryWithObjectsAndKeys:
4739                             @"Conflicts", @"relationship",
4740                             [NSArray arrayWithObjects:
4741                                 [NSDictionary dictionaryWithObjectsAndKeys:
4742                                     name, @"package",
4743                                     [NSNull null], @"version",
4744                                     @"installed", @"reason",
4745                                 nil],
4746                             nil], @"clauses",
4747                         nil],
4748                     nil], @"reasons",
4749                 nil]];
4750             else {
4751                 if ([package essential])
4752                     remove = true;
4753                 [removes addObject:name];
4754             }
4755
4756             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4757             substrate_ |= DepSubstrate(iterator.CurrentVer());
4758         }
4759
4760         if (!remove)
4761             essential_ = nil;
4762         else if (Advanced_) {
4763             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4764
4765             essential_ = [[[UIAlertView alloc]
4766                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4767                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4768                 delegate:self
4769                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4770                 otherButtonTitles:
4771                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4772                 nil
4773             ] autorelease];
4774
4775             [essential_ setContext:@"remove"];
4776         } else {
4777             essential_ = [[[UIAlertView alloc]
4778                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4779                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4780                 delegate:self
4781                 cancelButtonTitle:UCLocalize("OKAY")
4782                 otherButtonTitles:nil
4783             ] autorelease];
4784
4785             [essential_ setContext:@"unable"];
4786         }
4787
4788         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4789             installs, @"installs",
4790             reinstalls, @"reinstalls",
4791             upgrades, @"upgrades",
4792             downgrades, @"downgrades",
4793             removes, @"removes",
4794         nil];
4795
4796         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4797             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4798             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4799         nil];
4800
4801         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4802     } return self;
4803 }
4804
4805 - (UIBarButtonItem *) leftButton {
4806     return [[[UIBarButtonItem alloc]
4807         initWithTitle:UCLocalize("CANCEL")
4808         style:UIBarButtonItemStylePlain
4809         target:self
4810         action:@selector(cancelButtonClicked)
4811     ] autorelease];
4812 }
4813
4814 #if !AlwaysReload
4815 - (void) applyRightButton {
4816     if ([issues_ count] == 0 && ![self isLoading])
4817         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4818             initWithTitle:UCLocalize("CONFIRM")
4819             style:UIBarButtonItemStyleDone
4820             target:self
4821             action:@selector(confirmButtonClicked)
4822         ] autorelease]];
4823     else
4824         [[self navigationItem] setRightBarButtonItem:nil];
4825 }
4826 #endif
4827
4828 - (void) cancelButtonClicked {
4829     [self dismissModalViewControllerAnimated:YES];
4830     [delegate_ cancelAndClear:YES];
4831 }
4832
4833 #if !AlwaysReload
4834 - (void) confirmButtonClicked {
4835     if (essential_ != nil)
4836         [essential_ show];
4837     else
4838         [self complete];
4839 }
4840 #endif
4841
4842 @end
4843 /* }}} */
4844
4845 /* Progress Data {{{ */
4846 @interface CydiaProgressData : NSObject {
4847     _transient id delegate_;
4848
4849     bool running_;
4850     float percent_;
4851
4852     float current_;
4853     float total_;
4854     float speed_;
4855
4856     _H<NSMutableArray> events_;
4857     _H<NSString> title_;
4858
4859     _H<NSString> status_;
4860     _H<NSString> finish_;
4861 }
4862
4863 @end
4864
4865 @implementation CydiaProgressData
4866
4867 + (NSArray *) _attributeKeys {
4868     return [NSArray arrayWithObjects:
4869         @"current",
4870         @"events",
4871         @"finish",
4872         @"percent",
4873         @"running",
4874         @"speed",
4875         @"title",
4876         @"total",
4877     nil];
4878 }
4879
4880 - (NSArray *) attributeKeys {
4881     return [[self class] _attributeKeys];
4882 }
4883
4884 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4885     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4886 }
4887
4888 - (id) init {
4889     if ((self = [super init]) != nil) {
4890         events_ = [NSMutableArray arrayWithCapacity:32];
4891     } return self;
4892 }
4893
4894 - (void) setDelegate:(id)delegate {
4895     delegate_ = delegate;
4896 }
4897
4898 - (void) setPercent:(float)value {
4899     percent_ = value;
4900 }
4901
4902 - (NSNumber *) percent {
4903     return [NSNumber numberWithFloat:percent_];
4904 }
4905
4906 - (void) setCurrent:(float)value {
4907     current_ = value;
4908 }
4909
4910 - (NSNumber *) current {
4911     return [NSNumber numberWithFloat:current_];
4912 }
4913
4914 - (void) setTotal:(float)value {
4915     total_ = value;
4916 }
4917
4918 - (NSNumber *) total {
4919     return [NSNumber numberWithFloat:total_];
4920 }
4921
4922 - (void) setSpeed:(float)value {
4923     speed_ = value;
4924 }
4925
4926 - (NSNumber *) speed {
4927     return [NSNumber numberWithFloat:speed_];
4928 }
4929
4930 - (NSArray *) events {
4931     return events_;
4932 }
4933
4934 - (void) removeAllEvents {
4935     [events_ removeAllObjects];
4936 }
4937
4938 - (void) addEvent:(CydiaProgressEvent *)event {
4939     [events_ addObject:event];
4940 }
4941
4942 - (void) setTitle:(NSString *)text {
4943     title_ = text;
4944 }
4945
4946 - (NSString *) title {
4947     return title_;
4948 }
4949
4950 - (void) setFinish:(NSString *)text {
4951     finish_ = text;
4952 }
4953
4954 - (NSString *) finish {
4955     return (id) finish_ ?: [NSNull null];
4956 }
4957
4958 - (void) setRunning:(bool)running {
4959     running_ = running;
4960 }
4961
4962 - (NSNumber *) running {
4963     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
4964 }
4965
4966 @end
4967 /* }}} */
4968 /* Progress Controller {{{ */
4969 @interface ProgressController : CydiaWebViewController <
4970     ProgressDelegate
4971 > {
4972     _transient Database *database_;
4973     _H<CydiaProgressData> progress_;
4974     unsigned cancel_;
4975 }
4976
4977 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4978
4979 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
4980
4981 - (void) setTitle:(NSString *)title;
4982 - (void) setCancellable:(bool)cancellable;
4983
4984 @end
4985
4986 @implementation ProgressController
4987
4988 - (void) dealloc {
4989     [database_ setProgressDelegate:nil];
4990     [progress_ setDelegate:nil];
4991     [super dealloc];
4992 }
4993
4994 - (UIBarButtonItem *) leftButton {
4995     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
4996         initWithTitle:UCLocalize("CANCEL")
4997         style:UIBarButtonItemStylePlain
4998         target:self
4999         action:@selector(cancel)
5000     ] autorelease] : nil;
5001 }
5002
5003 - (void) updateCancel {
5004     [super applyLeftButton];
5005 }
5006
5007 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5008     if ((self = [super init]) != nil) {
5009         database_ = database;
5010         delegate_ = delegate;
5011
5012         [database_ setProgressDelegate:self];
5013
5014         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5015         [progress_ setDelegate:self];
5016
5017         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5018
5019         [scroller_ setBackgroundColor:[UIColor blackColor]];
5020
5021         [[self navigationItem] setHidesBackButton:YES];
5022
5023         [self updateCancel];
5024     } return self;
5025 }
5026
5027 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5028     [super webView:view didClearWindowObject:window forFrame:frame];
5029     [window setValue:progress_ forKey:@"cydiaProgress"];
5030 }
5031
5032 - (void) updateProgress {
5033     [self dispatchEvent:@"CydiaProgressUpdate"];
5034 }
5035
5036 - (void) viewWillAppear:(BOOL)animated {
5037     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5038     [super viewWillAppear:animated];
5039 }
5040
5041 - (void) close {
5042     UpdateExternalStatus(0);
5043
5044     switch (Finish_) {
5045         case 0:
5046         break;
5047
5048         case 1:
5049             [delegate_ terminateWithSuccess];
5050             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5051                 [delegate_ suspendWithAnimation:YES];
5052             else
5053                 [delegate_ suspend];*/
5054         break;
5055
5056         case 2:
5057             _trace();
5058             goto reload;
5059
5060         case 3:
5061             _trace();
5062             goto reload;
5063
5064         reload:
5065             system("/usr/bin/sbreload");
5066             _trace();
5067         break;
5068
5069         case 4:
5070             _trace();
5071             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5072                 SBReboot(SBSSpringBoardServerPort());
5073             else
5074                 reboot2(RB_AUTOBOOT);
5075         break;
5076     }
5077
5078     [super close];
5079 }
5080
5081 - (void) setTitle:(NSString *)title {
5082     [progress_ setTitle:title];
5083     [self updateProgress];
5084 }
5085
5086 - (UIBarButtonItem *) rightButton {
5087     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5088         initWithTitle:UCLocalize("CLOSE")
5089         style:UIBarButtonItemStylePlain
5090         target:self
5091         action:@selector(close)
5092     ] autorelease];
5093 }
5094
5095 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5096     UpdateExternalStatus(1);
5097
5098     [progress_ setRunning:true];
5099     [self setTitle:title];
5100     // implicit updateProgress
5101
5102     SHA1SumValue notifyconf; {
5103         FileFd file;
5104         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5105             _error->Discard();
5106         else {
5107             MMap mmap(file, MMap::ReadOnly);
5108             SHA1Summation sha1;
5109             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5110             notifyconf = sha1.Result();
5111         }
5112     }
5113
5114     SHA1SumValue springlist; {
5115         FileFd file;
5116         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5117             _error->Discard();
5118         else {
5119             MMap mmap(file, MMap::ReadOnly);
5120             SHA1Summation sha1;
5121             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5122             springlist = sha1.Result();
5123         }
5124     }
5125
5126     if (invocation != nil) {
5127         [invocation yieldToSelector:@selector(invoke)];
5128         [self setTitle:@"COMPLETE"];
5129     }
5130
5131     if (Finish_ < 4) {
5132         FileFd file;
5133         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5134             _error->Discard();
5135         else {
5136             MMap mmap(file, MMap::ReadOnly);
5137             SHA1Summation sha1;
5138             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5139             if (!(notifyconf == sha1.Result()))
5140                 Finish_ = 4;
5141         }
5142     }
5143
5144     if (Finish_ < 3) {
5145         FileFd file;
5146         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5147             _error->Discard();
5148         else {
5149             MMap mmap(file, MMap::ReadOnly);
5150             SHA1Summation sha1;
5151             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5152             if (!(springlist == sha1.Result()))
5153                 Finish_ = 3;
5154         }
5155     }
5156
5157     if (Finish_ < 2) {
5158         if (RestartSubstrate_)
5159             Finish_ = 2;
5160     }
5161
5162     RestartSubstrate_ = false;
5163
5164     switch (Finish_) {
5165         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5166         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5167         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5168         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5169         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5170     }
5171
5172     _trace();
5173     system("su -c /usr/bin/uicache mobile");
5174     _trace();
5175
5176     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5177
5178     [progress_ setRunning:false];
5179     [self updateProgress];
5180
5181     [self applyRightButton];
5182 }
5183
5184 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5185     [progress_ addEvent:event];
5186     [self updateProgress];
5187 }
5188
5189 - (bool) isProgressCancelled {
5190     return cancel_ == 2;
5191 }
5192
5193 - (void) cancel {
5194     cancel_ = 2;
5195     [self updateCancel];
5196 }
5197
5198 - (void) setCancellable:(bool)cancellable {
5199     unsigned cancel(cancel_);
5200
5201     if (!cancellable)
5202         cancel_ = 0;
5203     else if (cancel_ == 0)
5204         cancel_ = 1;
5205
5206     if (cancel != cancel_)
5207         [self updateCancel];
5208 }
5209
5210 - (void) setProgressCancellable:(NSNumber *)cancellable {
5211     [self setCancellable:[cancellable boolValue]];
5212 }
5213
5214 - (void) setProgressPercent:(NSNumber *)percent {
5215     [progress_ setPercent:[percent floatValue]];
5216     [self updateProgress];
5217 }
5218
5219 - (void) setProgressStatus:(NSDictionary *)status {
5220     if (status == nil) {
5221         [progress_ setCurrent:0];
5222         [progress_ setTotal:0];
5223         [progress_ setSpeed:0];
5224     } else {
5225         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5226
5227         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5228         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5229         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5230     }
5231
5232     [self updateProgress];
5233 }
5234
5235 @end
5236 /* }}} */
5237
5238 /* Cell Content View {{{ */
5239 @protocol ContentDelegate
5240 - (void) drawContentRect:(CGRect)rect;
5241 @end
5242
5243 @interface ContentView : UIView {
5244     _transient id<ContentDelegate> delegate_;
5245 }
5246
5247 @end
5248
5249 @implementation ContentView
5250
5251 - (id) initWithFrame:(CGRect)frame {
5252     if ((self = [super initWithFrame:frame]) != nil) {
5253         [self setNeedsDisplayOnBoundsChange:YES];
5254     } return self;
5255 }
5256
5257 - (void) setDelegate:(id<ContentDelegate>)delegate {
5258     delegate_ = delegate;
5259 }
5260
5261 - (void) drawRect:(CGRect)rect {
5262     [super drawRect:rect];
5263     [delegate_ drawContentRect:rect];
5264 }
5265
5266 @end
5267 /* }}} */
5268 /* Cydia TableView Cell {{{ */
5269 @interface CYTableViewCell : UITableViewCell {
5270     _H<ContentView> content_;
5271     bool highlighted_;
5272 }
5273
5274 @end
5275
5276 @implementation CYTableViewCell
5277
5278 - (void) _updateHighlightColorsForView:(UIView *)view highlighted:(BOOL)highlighted {
5279     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5280
5281     if (view == (UIView *) content_) {
5282         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5283         highlighted_ = highlighted;
5284     }
5285
5286     [super _updateHighlightColorsForView:view highlighted:highlighted];
5287 }
5288
5289 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5290     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5291     highlighted_ = selected;
5292
5293     [super setSelected:selected animated:animated];
5294     [content_ setNeedsDisplay];
5295 }
5296
5297 @end
5298 /* }}} */
5299
5300 /* Package Cell {{{ */
5301 @interface PackageCell : CYTableViewCell <
5302     ContentDelegate
5303 > {
5304     _H<UIImage> icon_;
5305     _H<NSString> name_;
5306     _H<NSString> description_;
5307     bool commercial_;
5308     _H<NSString> source_;
5309     _H<UIImage> badge_;
5310     _H<Package> package_;
5311     _H<UIImage> placard_;
5312     bool summarized_;
5313 }
5314
5315 - (PackageCell *) init;
5316 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5317
5318 - (void) drawContentRect:(CGRect)rect;
5319
5320 @end
5321
5322 @implementation PackageCell
5323
5324 - (PackageCell *) init {
5325     CGRect frame(CGRectMake(0, 0, 320, 74));
5326     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5327         UIView *content([self contentView]);
5328         CGRect bounds([content bounds]);
5329
5330         content_ = [[[ContentView alloc] initWithFrame:bounds] autorelease];
5331         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5332         [content addSubview:content_];
5333
5334         [content_ setDelegate:self];
5335         [content_ setOpaque:YES];
5336     } return self;
5337 }
5338
5339 - (NSString *) accessibilityLabel {
5340     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5341 }
5342
5343 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5344     summarized_ = summary;
5345
5346     icon_ = nil;
5347     name_ = nil;
5348     description_ = nil;
5349     source_ = nil;
5350     badge_ = nil;
5351     placard_ = nil;
5352     package_ = nil;
5353
5354     [package parse];
5355
5356     Source *source = [package source];
5357
5358     icon_ = [package icon];
5359     name_ = [package name];
5360
5361     if (IsWildcat_)
5362         description_ = [package longDescription];
5363     if (description_ == nil)
5364         description_ = [package shortDescription];
5365
5366     commercial_ = [package isCommercial];
5367
5368     package_ = package;
5369
5370     NSString *label = nil;
5371     bool trusted = false;
5372
5373     if (source != nil) {
5374         label = [source label];
5375         trusted = [source trusted];
5376     } else if ([[package id] isEqualToString:@"firmware"])
5377         label = UCLocalize("APPLE");
5378     else
5379         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5380
5381     NSString *from(label);
5382
5383     NSString *section = [package simpleSection];
5384     if (section != nil && ![section isEqualToString:label]) {
5385         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5386         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5387     }
5388
5389     source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5390
5391     if (NSString *purpose = [package primaryPurpose])
5392         badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5393
5394     UIColor *color;
5395     NSString *placard;
5396
5397     if (NSString *mode = [package_ mode]) {
5398         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5399             color = RemovingColor_;
5400             //placard = @"removing";
5401         } else {
5402             color = InstallingColor_;
5403             //placard = @"installing";
5404         }
5405
5406         // XXX: the removing/installing placards are not @2x
5407         placard = nil;
5408     } else {
5409         color = [UIColor whiteColor];
5410
5411         if ([package installed] != nil)
5412             placard = @"installed";
5413         else
5414             placard = nil;
5415     }
5416
5417     [content_ setBackgroundColor:color];
5418
5419     if (placard != nil)
5420         placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5421
5422     [self setNeedsDisplay];
5423     [content_ setNeedsDisplay];
5424 }
5425
5426 - (void) drawSummaryContentRect:(CGRect)rect {
5427     bool highlighted(highlighted_);
5428     float width([self bounds].size.width);
5429
5430     if (icon_ != nil) {
5431         CGRect rect;
5432         rect.size = [(UIImage *) icon_ size];
5433
5434         rect.size.width /= 4;
5435         rect.size.height /= 4;
5436
5437         rect.origin.x = 14 - rect.size.width / 4;
5438         rect.origin.y = 14 - rect.size.height / 4;
5439
5440         [icon_ drawInRect:rect];
5441     }
5442
5443     if (badge_ != nil) {
5444         CGRect rect;
5445         rect.size = [(UIImage *) badge_ size];
5446
5447         rect.size.width /= 4;
5448         rect.size.height /= 4;
5449
5450         rect.origin.x = 20 - rect.size.width / 4;
5451         rect.origin.y = 20 - rect.size.height / 4;
5452
5453         [badge_ drawInRect:rect];
5454     }
5455
5456     if (highlighted)
5457         UISetColor(White_);
5458
5459     if (!highlighted)
5460         UISetColor(commercial_ ? Purple_ : Black_);
5461     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5462
5463     if (placard_ != nil)
5464         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5465 }
5466
5467 - (void) drawNormalContentRect:(CGRect)rect {
5468     bool highlighted(highlighted_);
5469     float width([self bounds].size.width);
5470
5471     if (icon_ != nil) {
5472         CGRect rect;
5473         rect.size = [(UIImage *) icon_ size];
5474
5475         rect.size.width /= 2;
5476         rect.size.height /= 2;
5477
5478         rect.origin.x = 25 - rect.size.width / 2;
5479         rect.origin.y = 25 - rect.size.height / 2;
5480
5481         [icon_ drawInRect:rect];
5482     }
5483
5484     if (badge_ != nil) {
5485         CGRect rect;
5486         rect.size = [(UIImage *) badge_ size];
5487
5488         rect.size.width /= 2;
5489         rect.size.height /= 2;
5490
5491         rect.origin.x = 36 - rect.size.width / 2;
5492         rect.origin.y = 36 - rect.size.height / 2;
5493
5494         [badge_ drawInRect:rect];
5495     }
5496
5497     if (highlighted)
5498         UISetColor(White_);
5499
5500     if (!highlighted)
5501         UISetColor(commercial_ ? Purple_ : Black_);
5502     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5503     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5504
5505     if (!highlighted)
5506         UISetColor(commercial_ ? Purplish_ : Gray_);
5507     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5508
5509     if (placard_ != nil)
5510         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5511 }
5512
5513 - (void) drawContentRect:(CGRect)rect {
5514     if (summarized_)
5515         [self drawSummaryContentRect:rect];
5516     else
5517         [self drawNormalContentRect:rect];
5518 }
5519
5520 @end
5521 /* }}} */
5522 /* Section Cell {{{ */
5523 @interface SectionCell : CYTableViewCell <
5524     ContentDelegate
5525 > {
5526     _H<NSString> basic_;
5527     _H<NSString> section_;
5528     _H<NSString> name_;
5529     _H<NSString> count_;
5530     _H<UIImage> icon_;
5531     _H<UISwitch> switch_;
5532     BOOL editing_;
5533 }
5534
5535 - (void) setSection:(Section *)section editing:(BOOL)editing;
5536
5537 @end
5538
5539 @implementation SectionCell
5540
5541 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5542     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5543         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5544         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5545         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5546
5547         UIView *content([self contentView]);
5548         CGRect bounds([content bounds]);
5549
5550         content_ = [[[ContentView alloc] initWithFrame:bounds] autorelease];
5551         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5552         [content addSubview:content_];
5553         [content_ setBackgroundColor:[UIColor whiteColor]];
5554
5555         [content_ setDelegate:self];
5556     } return self;
5557 }
5558
5559 - (void) onSwitch:(id)sender {
5560     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5561     if (metadata == nil) {
5562         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5563         [Sections_ setObject:metadata forKey:basic_];
5564     }
5565
5566     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5567     Changed_ = true;
5568 }
5569
5570 - (void) setSection:(Section *)section editing:(BOOL)editing {
5571     if (editing != editing_) {
5572         if (editing_)
5573             [switch_ removeFromSuperview];
5574         else
5575             [self addSubview:switch_];
5576         editing_ = editing;
5577     }
5578
5579     basic_ = nil;
5580     section_ = nil;
5581     name_ = nil;
5582     count_ = nil;
5583
5584     if (section == nil) {
5585         name_ = UCLocalize("ALL_PACKAGES");
5586         count_ = nil;
5587     } else {
5588         basic_ = [section name];
5589         section_ = [section localized];
5590
5591         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5592         count_ = [NSString stringWithFormat:@"%d", [section count]];
5593
5594         if (editing_)
5595             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5596     }
5597
5598     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5599     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5600
5601     [content_ setNeedsDisplay];
5602 }
5603
5604 - (void) setFrame:(CGRect)frame {
5605     [super setFrame:frame];
5606
5607     CGRect rect([switch_ frame]);
5608     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5609 }
5610
5611 - (NSString *) accessibilityLabel {
5612     return name_;
5613 }
5614
5615 - (void) drawContentRect:(CGRect)rect {
5616     bool highlighted(highlighted_ && !editing_);
5617
5618     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5619
5620     if (highlighted)
5621         UISetColor(White_);
5622
5623     float width(rect.size.width);
5624     if (editing_)
5625         width -= 87;
5626
5627     if (!highlighted)
5628         UISetColor(Black_);
5629     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5630
5631     CGSize size = [count_ sizeWithFont:Font14_];
5632
5633     UISetColor(White_);
5634     if (count_ != nil)
5635         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5636 }
5637
5638 @end
5639 /* }}} */
5640
5641 /* File Table {{{ */
5642 @interface FileTable : CyteViewController <
5643     UITableViewDataSource,
5644     UITableViewDelegate
5645 > {
5646     _transient Database *database_;
5647     _H<Package> package_;
5648     _H<NSString> name_;
5649     _H<NSMutableArray> files_;
5650     _H<UITableView> list_;
5651 }
5652
5653 - (id) initWithDatabase:(Database *)database;
5654 - (void) setPackage:(Package *)package;
5655
5656 @end
5657
5658 @implementation FileTable
5659
5660 - (void) dealloc {
5661     [(UITableView *) list_ setDataSource:nil];
5662     [list_ setDelegate:nil];
5663     [super dealloc];
5664 }
5665
5666 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5667     return files_ == nil ? 0 : [files_ count];
5668 }
5669
5670 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5671     return 24.0f;
5672 }*/
5673
5674 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5675     static NSString *reuseIdentifier = @"Cell";
5676
5677     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5678     if (cell == nil) {
5679         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5680         [cell setFont:[UIFont systemFontOfSize:16]];
5681     }
5682     [cell setText:[files_ objectAtIndex:indexPath.row]];
5683     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5684
5685     return cell;
5686 }
5687
5688 - (NSURL *) navigationURL {
5689     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5690 }
5691
5692 - (void) loadView {
5693     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5694
5695     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5696     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5697     [list_ setRowHeight:24.0f];
5698     [(UITableView *) list_ setDataSource:self];
5699     [list_ setDelegate:self];
5700     [[self view] addSubview:list_];
5701 }
5702
5703 - (void) viewDidLoad {
5704     [super viewDidLoad];
5705
5706     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5707 }
5708
5709 - (void) releaseSubviews {
5710     list_ = nil;
5711 }
5712
5713 - (id) initWithDatabase:(Database *)database {
5714     if ((self = [super init]) != nil) {
5715         database_ = database;
5716
5717         files_ = [NSMutableArray arrayWithCapacity:32];
5718     } return self;
5719 }
5720
5721 - (void) setPackage:(Package *)package {
5722     package_ = nil;
5723     name_ = nil;
5724
5725     [files_ removeAllObjects];
5726
5727     if (package != nil) {
5728         package_ = package;
5729         name_ = [package id];
5730
5731         if (NSArray *files = [package files])
5732             [files_ addObjectsFromArray:files];
5733
5734         if ([files_ count] != 0) {
5735             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5736                 [files_ removeObjectAtIndex:0];
5737             [files_ sortUsingSelector:@selector(compareByPath:)];
5738
5739             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5740             [stack addObject:@"/"];
5741
5742             for (int i(0), e([files_ count]); i != e; ++i) {
5743                 NSString *file = [files_ objectAtIndex:i];
5744                 while (![file hasPrefix:[stack lastObject]])
5745                     [stack removeLastObject];
5746                 NSString *directory = [stack lastObject];
5747                 [stack addObject:[file stringByAppendingString:@"/"]];
5748                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5749                     ([stack count] - 2) * 3, "",
5750                     [file substringFromIndex:[directory length]]
5751                 ]];
5752             }
5753         }
5754     }
5755
5756     [list_ reloadData];
5757 }
5758
5759 - (void) reloadData {
5760     [super reloadData];
5761
5762     [self setPackage:[database_ packageWithName:name_]];
5763 }
5764
5765 @end
5766 /* }}} */
5767 /* Package Controller {{{ */
5768 @interface CYPackageController : CydiaWebViewController <
5769     UIActionSheetDelegate
5770 > {
5771     _transient Database *database_;
5772     _H<Package> package_;
5773     _H<NSString> name_;
5774     bool commercial_;
5775     _H<NSMutableArray> buttons_;
5776     _H<UIBarButtonItem> button_;
5777 }
5778
5779 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5780
5781 @end
5782
5783 @implementation CYPackageController
5784
5785 - (NSURL *) navigationURL {
5786     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5787 }
5788
5789 /* XXX: this is not safe at all... localization of /fail/ */
5790 - (void) _clickButtonWithName:(NSString *)name {
5791     if ([name isEqualToString:UCLocalize("CLEAR")])
5792         [delegate_ clearPackage:package_];
5793     else if ([name isEqualToString:UCLocalize("INSTALL")])
5794         [delegate_ installPackage:package_];
5795     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5796         [delegate_ installPackage:package_];
5797     else if ([name isEqualToString:UCLocalize("REMOVE")])
5798         [delegate_ removePackage:package_];
5799     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5800         [delegate_ installPackage:package_];
5801     else _assert(false);
5802 }
5803
5804 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5805     NSString *context([sheet context]);
5806
5807     if ([context isEqualToString:@"modify"]) {
5808         if (button != [sheet cancelButtonIndex]) {
5809             NSString *buttonName = [buttons_ objectAtIndex:button];
5810             [self _clickButtonWithName:buttonName];
5811         }
5812
5813         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5814     }
5815 }
5816
5817 - (bool) _allowJavaScriptPanel {
5818     return commercial_;
5819 }
5820
5821 #if !AlwaysReload
5822 - (void) _customButtonClicked {
5823     int count([buttons_ count]);
5824     if (count == 0)
5825         return;
5826
5827     if (count == 1)
5828         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5829     else {
5830         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5831         [buttons addObjectsFromArray:buttons_];
5832
5833         UIActionSheet *sheet = [[[UIActionSheet alloc]
5834             initWithTitle:nil
5835             delegate:self
5836             cancelButtonTitle:nil
5837             destructiveButtonTitle:nil
5838             otherButtonTitles:nil
5839         ] autorelease];
5840
5841         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5842         if (!IsWildcat_) {
5843            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5844            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5845         }
5846         [sheet setContext:@"modify"];
5847
5848         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5849     }
5850 }
5851
5852 // We don't want to allow non-commercial packages to do custom things to the install button,
5853 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5854 - (void) customButtonClicked {
5855     if (commercial_)
5856         [super customButtonClicked];
5857     else
5858         [self _customButtonClicked];
5859 }
5860
5861 - (void) reloadButtonClicked {
5862     // Don't reload a commerical package by tapping the loading button,
5863     // but if it's not an Install button, we should forward it on.
5864     if (![package_ uninstalled])
5865         [self _customButtonClicked];
5866 }
5867
5868 - (void) applyLoadingTitle {
5869     // Don't show "Loading" as the title. Ever.
5870 }
5871
5872 - (UIBarButtonItem *) rightButton {
5873     return button_;
5874 }
5875 #endif
5876
5877 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5878     if ((self = [super init]) != nil) {
5879         database_ = database;
5880         buttons_ = [NSMutableArray arrayWithCapacity:4];
5881         name_ = [NSString stringWithString:name];
5882         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5883     } return self;
5884 }
5885
5886 - (void) reloadData {
5887     [super reloadData];
5888
5889     package_ = [database_ packageWithName:name_];
5890
5891     [buttons_ removeAllObjects];
5892
5893     if (package_ != nil) {
5894         [(Package *) package_ parse];
5895
5896         commercial_ = [package_ isCommercial];
5897
5898         if ([package_ mode] != nil)
5899             [buttons_ addObject:UCLocalize("CLEAR")];
5900         if ([package_ source] == nil);
5901         else if ([package_ upgradableAndEssential:NO])
5902             [buttons_ addObject:UCLocalize("UPGRADE")];
5903         else if ([package_ uninstalled])
5904             [buttons_ addObject:UCLocalize("INSTALL")];
5905         else
5906             [buttons_ addObject:UCLocalize("REINSTALL")];
5907         if (![package_ uninstalled])
5908             [buttons_ addObject:UCLocalize("REMOVE")];
5909     }
5910
5911     NSString *title;
5912     switch ([buttons_ count]) {
5913         case 0: title = nil; break;
5914         case 1: title = [buttons_ objectAtIndex:0]; break;
5915         default: title = UCLocalize("MODIFY"); break;
5916     }
5917
5918     button_ = [[[UIBarButtonItem alloc]
5919         initWithTitle:title
5920         style:UIBarButtonItemStylePlain
5921         target:self
5922         action:@selector(customButtonClicked)
5923     ] autorelease];
5924 }
5925
5926 - (bool) isLoading {
5927     return commercial_ ? [super isLoading] : false;
5928 }
5929
5930 @end
5931 /* }}} */
5932
5933 /* Package List Controller {{{ */
5934 @interface PackageListController : CyteViewController <
5935     UITableViewDataSource,
5936     UITableViewDelegate
5937 > {
5938     _transient Database *database_;
5939     unsigned era_;
5940     _H<NSMutableArray> packages_;
5941     _H<NSMutableArray> sections_;
5942     _H<UITableView> list_;
5943     _H<NSMutableArray> index_;
5944     _H<NSMutableDictionary> indices_;
5945     _H<NSString> title_;
5946 }
5947
5948 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5949 - (void) setDelegate:(id)delegate;
5950 - (void) resetCursor;
5951 - (void) clearData;
5952
5953 @end
5954
5955 @implementation PackageListController
5956
5957 - (void) dealloc {
5958     [list_ setDataSource:nil];
5959     [list_ setDelegate:nil];
5960     [super dealloc];
5961 }
5962
5963 - (bool) isSummarized {
5964     return false;
5965 }
5966
5967 - (void) deselectWithAnimation:(BOOL)animated {
5968     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5969 }
5970
5971 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5972     CGRect base = [[self view] bounds];
5973     base.size.height -= bounds.size.height;
5974     base.origin = [list_ frame].origin;
5975
5976     [UIView beginAnimations:nil context:NULL];
5977     [UIView setAnimationBeginsFromCurrentState:YES];
5978     [UIView setAnimationCurve:curve];
5979     [UIView setAnimationDuration:duration];
5980     [list_ setFrame:base];
5981     [UIView commitAnimations];
5982 }
5983
5984 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5985     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5986 }
5987
5988 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5989     [self resizeForKeyboardBounds:bounds duration:0];
5990 }
5991
5992 - (void) keyboardWillShow:(NSNotification *)notification {
5993     CGRect bounds;
5994     CGPoint center;
5995     NSTimeInterval duration;
5996     UIViewAnimationCurve curve;
5997     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5998     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5999     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6000     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6001
6002     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);
6003     UIViewController *base = self;
6004     while ([base parentViewController] != nil)
6005         base = [base parentViewController];
6006     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6007     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6008
6009     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6010 }
6011
6012 - (void) keyboardWillHide:(NSNotification *)notification {
6013     NSTimeInterval duration;
6014     UIViewAnimationCurve curve;
6015     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6016     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6017
6018     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6019 }
6020
6021 - (void) viewWillAppear:(BOOL)animated {
6022     [super viewWillAppear:animated];
6023
6024     [self resizeForKeyboardBounds:CGRectZero];
6025     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6026     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6027 }
6028
6029 - (void) viewWillDisappear:(BOOL)animated {
6030     [super viewWillDisappear:animated];
6031
6032     [self resizeForKeyboardBounds:CGRectZero];
6033     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6034     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6035 }
6036
6037 - (void) viewDidAppear:(BOOL)animated {
6038     [super viewDidAppear:animated];
6039     [self deselectWithAnimation:animated];
6040 }
6041
6042 - (void) didSelectPackage:(Package *)package {
6043     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6044     [view setDelegate:delegate_];
6045     [[self navigationController] pushViewController:view animated:YES];
6046 }
6047
6048 #if TryIndexedCollation
6049 + (BOOL) hasIndexedCollation {
6050     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6051 }
6052 #endif
6053
6054 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6055     NSInteger count([sections_ count]);
6056     return count == 0 ? 1 : count;
6057 }
6058
6059 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6060     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6061         return nil;
6062     return [[sections_ objectAtIndex:section] name];
6063 }
6064
6065 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6066     if ([sections_ count] == 0)
6067         return 0;
6068     return [[sections_ objectAtIndex:section] count];
6069 }
6070
6071 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6072 @synchronized (database_) {
6073     if ([database_ era] != era_)
6074         return nil;
6075
6076     Section *section([sections_ objectAtIndex:[path section]]);
6077     NSInteger row([path row]);
6078     Package *package([packages_ objectAtIndex:([section row] + row)]);
6079     return [[package retain] autorelease];
6080 } }
6081
6082 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6083     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6084     if (cell == nil)
6085         cell = [[[PackageCell alloc] init] autorelease];
6086     [cell setPackage:[self packageAtIndexPath:path] asSummary:[self isSummarized]];
6087     return cell;
6088 }
6089
6090 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6091     Package *package([self packageAtIndexPath:path]);
6092     package = [database_ packageWithName:[package id]];
6093     [self didSelectPackage:package];
6094 }
6095
6096 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6097     if ([self isSummarized])
6098         return nil;
6099
6100     return index_;
6101 }
6102
6103 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6104 #if TryIndexedCollation
6105     if ([[self class] hasIndexedCollation]) {
6106         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6107     }
6108 #endif
6109
6110     return index;
6111 }
6112
6113 - (void) updateHeight {
6114     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6115 }
6116
6117 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6118     if ((self = [super init]) != nil) {
6119         database_ = database;
6120         title_ = [title copy];
6121         [[self navigationItem] setTitle:title_];
6122
6123 #if TryIndexedCollation
6124         if ([[self class] hasIndexedCollation])
6125             index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6126         else
6127 #endif
6128             index_ = [NSMutableArray arrayWithCapacity:32];
6129
6130         indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6131
6132         packages_ = [NSMutableArray arrayWithCapacity:16];
6133         sections_ = [NSMutableArray arrayWithCapacity:16];
6134
6135         list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6136         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6137         [[self view] addSubview:list_];
6138
6139         // XXX: is 20 the most optimal number here?
6140         [list_ setSectionIndexMinimumDisplayRowCount:20];
6141
6142         [(UITableView *) list_ setDataSource:self];
6143         [list_ setDelegate:self];
6144
6145         [self updateHeight];
6146     } return self;
6147 }
6148
6149 - (void) setDelegate:(id)delegate {
6150     delegate_ = delegate;
6151 }
6152
6153 - (bool) hasPackage:(Package *)package {
6154     return true;
6155 }
6156
6157 - (bool) shouldYield {
6158     return false;
6159 }
6160
6161 - (void) _reloadPackages:(NSArray *)packages {
6162     [packages_ removeAllObjects];
6163     [sections_ removeAllObjects];
6164
6165     _profile(PackageTable$reloadData$Filter)
6166         for (Package *package in packages)
6167             if ([self hasPackage:package])
6168                 [packages_ addObject:package];
6169     _end
6170 }
6171
6172 - (void) _reloadData {
6173     era_ = [database_ era];
6174     NSArray *packages = [database_ packages];
6175
6176     if ([self shouldYield]) {
6177         UIProgressHUD *hud([delegate_ addProgressHUD]);
6178         [hud setText:UCLocalize("LOADING")];
6179         [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
6180         [delegate_ removeProgressHUD:hud];
6181     } else {
6182         [self _reloadPackages:packages];
6183     }
6184
6185     [indices_ removeAllObjects];
6186
6187     Section *section = nil;
6188
6189 #if TryIndexedCollation
6190     if ([[self class] hasIndexedCollation]) {
6191         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6192         NSArray *titles = [collation sectionIndexTitles];
6193         int secidx = -1;
6194
6195         _profile(PackageTable$reloadData$Section)
6196             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6197                 Package *package;
6198                 int index;
6199
6200                 _profile(PackageTable$reloadData$Section$Package)
6201                     package = [packages_ objectAtIndex:offset];
6202                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6203                 _end
6204
6205                 while (secidx < index) {
6206                     secidx += 1;
6207
6208                     _profile(PackageTable$reloadData$Section$Allocate)
6209                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6210                     _end
6211
6212                     _profile(PackageTable$reloadData$Section$Add)
6213                         [sections_ addObject:section];
6214                     _end
6215                 }
6216
6217                 [section addToCount];
6218             }
6219         _end
6220     } else
6221 #endif
6222     {
6223         [index_ removeAllObjects];
6224
6225         bool summary([self isSummarized]);
6226         if (summary) {
6227             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6228             [sections_ addObject:section];
6229         }
6230
6231         _profile(PackageTable$reloadData$Section)
6232             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6233                 Package *package;
6234                 unichar index;
6235
6236                 _profile(PackageTable$reloadData$Section$Package)
6237                     package = [packages_ objectAtIndex:offset];
6238                     index = [package index];
6239                 _end
6240
6241                 if (!summary && (section == nil || [section index] != index)) {
6242                     _profile(PackageTable$reloadData$Section$Allocate)
6243                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6244                     _end
6245
6246                     [index_ addObject:[section name]];
6247                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6248
6249                     _profile(PackageTable$reloadData$Section$Add)
6250                         [sections_ addObject:section];
6251                     _end
6252                 }
6253
6254                 [section addToCount];
6255             }
6256         _end
6257     }
6258
6259     [self updateHeight];
6260
6261     _profile(PackageTable$reloadData$List)
6262         [(UITableView *) list_ setDataSource:self];
6263         [list_ reloadData];
6264     _end
6265 }
6266
6267 - (void) reloadData {
6268     [super reloadData];
6269     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6270 }
6271
6272 - (void) resetCursor {
6273     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6274 }
6275
6276 - (void) clearData {
6277     [self updateHeight];
6278
6279     [list_ setDataSource:nil];
6280     [list_ reloadData];
6281
6282     [self resetCursor];
6283 }
6284
6285 @end
6286 /* }}} */
6287 /* Filtered Package List Controller {{{ */
6288 @interface FilteredPackageListController : PackageListController {
6289     SEL filter_;
6290     IMP imp_;
6291     _H<NSObject> object_;
6292 }
6293
6294 - (void) setObject:(id)object;
6295 - (void) setObject:(id)object forFilter:(SEL)filter;
6296
6297 - (SEL) filter;
6298 - (void) setFilter:(SEL)filter;
6299
6300 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6301
6302 @end
6303
6304 @implementation FilteredPackageListController
6305
6306 - (SEL) filter {
6307     return filter_;
6308 }
6309
6310 - (void) setFilter:(SEL)filter {
6311     filter_ = filter;
6312
6313     /* XXX: this is an unsafe optimization of doomy hell */
6314     Method method(class_getInstanceMethod([Package class], filter));
6315     _assert(method != NULL);
6316     imp_ = method_getImplementation(method);
6317     _assert(imp_ != NULL);
6318 }
6319
6320 - (void) setObject:(id)object {
6321     object_ = object;
6322 }
6323
6324 - (void) setObject:(id)object forFilter:(SEL)filter {
6325     [self setFilter:filter];
6326     [self setObject:object];
6327 }
6328
6329 - (bool) hasPackage:(Package *)package {
6330     _profile(FilteredPackageTable$hasPackage)
6331         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6332     _end
6333 }
6334
6335 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6336     if ((self = [super initWithDatabase:database title:title]) != nil) {
6337         [self setFilter:filter];
6338         [self setObject:object];
6339     } return self;
6340 }
6341
6342 @end
6343 /* }}} */
6344
6345 /* Home Controller {{{ */
6346 @interface HomeController : CydiaWebViewController {
6347 }
6348
6349 @end
6350
6351 @implementation HomeController
6352
6353 - (id) init {
6354     if ((self = [super init]) != nil) {
6355         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6356         [self reloadData];
6357     } return self;
6358 }
6359
6360 - (NSURL *) navigationURL {
6361     return [NSURL URLWithString:@"cydia://home"];
6362 }
6363
6364 - (void) aboutButtonClicked {
6365     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6366
6367     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6368     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6369     [alert setCancelButtonIndex:0];
6370
6371     [alert setMessage:
6372         @"Copyright \u00a9 2008-2011\n"
6373         "SaurikIT, LLC\n"
6374         "\n"
6375         "Jay Freeman (saurik)\n"
6376         "saurik@saurik.com\n"
6377         "http://www.saurik.com/"
6378     ];
6379
6380     [alert show];
6381 }
6382
6383 - (UIBarButtonItem *) leftButton {
6384     return [[[UIBarButtonItem alloc]
6385         initWithTitle:UCLocalize("ABOUT")
6386         style:UIBarButtonItemStylePlain
6387         target:self
6388         action:@selector(aboutButtonClicked)
6389     ] autorelease];
6390 }
6391
6392 - (void) unloadData {
6393     [super unloadData];
6394     [self reloadData];
6395 }
6396
6397 @end
6398 /* }}} */
6399 /* Manage Controller {{{ */
6400 @interface ManageController : CydiaWebViewController {
6401 }
6402
6403 - (void) queueStatusDidChange;
6404
6405 @end
6406
6407 @implementation ManageController
6408
6409 - (id) init {
6410     if ((self = [super init]) != nil) {
6411         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6412     } return self;
6413 }
6414
6415 - (NSURL *) navigationURL {
6416     return [NSURL URLWithString:@"cydia://manage"];
6417 }
6418
6419 - (UIBarButtonItem *) leftButton {
6420     return [[[UIBarButtonItem alloc]
6421         initWithTitle:UCLocalize("SETTINGS")
6422         style:UIBarButtonItemStylePlain
6423         target:self
6424         action:@selector(settingsButtonClicked)
6425     ] autorelease];
6426 }
6427
6428 - (void) settingsButtonClicked {
6429     [delegate_ showSettings];
6430 }
6431
6432 - (void) queueButtonClicked {
6433     [delegate_ queue];
6434 }
6435
6436 - (UIBarButtonItem *) customButton {
6437     return Queuing_ ? [[[UIBarButtonItem alloc]
6438         initWithTitle:UCLocalize("QUEUE")
6439         style:UIBarButtonItemStyleDone
6440         target:self
6441         action:@selector(queueButtonClicked)
6442     ] autorelease] : [super customButton];
6443 }
6444
6445 - (void) queueStatusDidChange {
6446     [self applyRightButton];
6447 }
6448
6449 - (bool) isLoading {
6450     return !Queuing_ && [super isLoading];
6451 }
6452
6453 @end
6454 /* }}} */
6455
6456 /* Refresh Bar {{{ */
6457 @interface RefreshBar : UINavigationBar {
6458     _H<UIProgressIndicator> indicator_;
6459     _H<UITextLabel> prompt_;
6460     _H<UIProgressBar> progress_;
6461     _H<UINavigationButton> cancel_;
6462 }
6463
6464 @end
6465
6466 @implementation RefreshBar
6467
6468 - (void) positionViews {
6469     CGRect frame = [cancel_ frame];
6470     frame.size = [cancel_ sizeThatFits:frame.size];
6471     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6472     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6473     [cancel_ setFrame:frame];
6474
6475     CGSize prgsize = {75, 100};
6476     CGRect prgrect = {{
6477         [self frame].size.width - prgsize.width - 10,
6478         ([self frame].size.height - prgsize.height) / 2
6479     } , prgsize};
6480     [progress_ setFrame:prgrect];
6481
6482     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6483     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6484     CGRect indrect = {{indoffset, indoffset}, indsize};
6485     [indicator_ setFrame:indrect];
6486
6487     CGSize prmsize = {215, indsize.height + 4};
6488     CGRect prmrect = {{
6489         indoffset * 2 + indsize.width,
6490         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6491     }, prmsize};
6492     [prompt_ setFrame:prmrect];
6493 }
6494
6495 - (void) setFrame:(CGRect)frame {
6496     [super setFrame:frame];
6497     [self positionViews];
6498 }
6499
6500 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6501     if ((self = [super initWithFrame:frame]) != nil) {
6502         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6503
6504         [self setBarStyle:UIBarStyleBlack];
6505
6506         UIBarStyle barstyle([self _barStyle:NO]);
6507         bool ugly(barstyle == UIBarStyleDefault);
6508
6509         UIProgressIndicatorStyle style = ugly ?
6510             UIProgressIndicatorStyleMediumBrown :
6511             UIProgressIndicatorStyleMediumWhite;
6512
6513         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6514         [(UIProgressIndicator *) indicator_ setStyle:style];
6515         [indicator_ startAnimation];
6516         [self addSubview:indicator_];
6517
6518         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6519         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6520         [prompt_ setBackgroundColor:[UIColor clearColor]];
6521         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6522         [self addSubview:prompt_];
6523
6524         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6525         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6526         [(UIProgressBar *) progress_ setStyle:0];
6527         [self addSubview:progress_];
6528
6529         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6530         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6531         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6532         [cancel_ setBarStyle:barstyle];
6533
6534         [self positionViews];
6535     } return self;
6536 }
6537
6538 - (void) setCancellable:(bool)cancellable {
6539     if (cancellable)
6540         [self addSubview:cancel_];
6541     else
6542         [cancel_ removeFromSuperview];
6543 }
6544
6545 - (void) start {
6546     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6547     [progress_ setProgress:0];
6548 }
6549
6550 - (void) stop {
6551     [self setCancellable:NO];
6552 }
6553
6554 - (void) setPrompt:(NSString *)prompt {
6555     [prompt_ setText:prompt];
6556 }
6557
6558 - (void) setProgress:(float)progress {
6559     [progress_ setProgress:progress];
6560 }
6561
6562 @end
6563 /* }}} */
6564
6565 /* Cydia Navigation Controller Interface {{{ */
6566 @interface UINavigationController (Cydia)
6567
6568 - (NSArray *) navigationURLCollection;
6569 - (void) unloadData;
6570
6571 @end
6572 /* }}} */
6573
6574 /* Cydia Tab Bar Controller {{{ */
6575 @interface CYTabBarController : UITabBarController <
6576     UITabBarControllerDelegate,
6577     ProgressDelegate
6578 > {
6579     _transient Database *database_;
6580     _H<RefreshBar> refreshbar_;
6581
6582     bool dropped_;
6583     bool updating_;
6584     // XXX: ok, "updatedelegate_"?...
6585     _transient NSObject<CydiaDelegate> *updatedelegate_;
6586
6587     _H<UIViewController> remembered_;
6588     _transient UIViewController *transient_;
6589 }
6590
6591 - (NSArray *) navigationURLCollection;
6592 - (void) dropBar:(BOOL)animated;
6593 - (void) beginUpdate;
6594 - (void) raiseBar:(BOOL)animated;
6595 - (BOOL) updating;
6596 - (void) unloadData;
6597
6598 @end
6599
6600 @implementation CYTabBarController
6601
6602 - (void) setUnselectedViewController:(UIViewController *)transient {
6603     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6604     if (transient != nil) {
6605         if (transient_ == nil)
6606             remembered_ = [controllers objectAtIndex:0];
6607         transient_ = transient;
6608         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6609         [controllers replaceObjectAtIndex:0 withObject:transient_];
6610         [self setSelectedIndex:0];
6611         [self setViewControllers:controllers];
6612         [self concealTabBarSelection];
6613     } else if (remembered_ != nil) {
6614         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6615         transient_ = transient;
6616         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6617         remembered_ = nil;
6618         [self setViewControllers:controllers];
6619         [self revealTabBarSelection];
6620     }
6621 }
6622
6623 - (UIViewController *) unselectedViewController {
6624     return transient_;
6625 }
6626
6627 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6628     if ([self unselectedViewController])
6629         [self setUnselectedViewController:nil];
6630 }
6631
6632 - (NSArray *) navigationURLCollection {
6633     NSMutableArray *items([NSMutableArray array]);
6634
6635     // XXX: Should this deal with transient view controllers?
6636     for (id navigation in [self viewControllers]) {
6637         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6638         if (stack != nil)
6639             [items addObject:stack];
6640     }
6641
6642     return items;
6643 }
6644
6645 - (void) unloadData {
6646     UIViewController *selected([self selectedViewController]);
6647     for (UINavigationController *controller in [self viewControllers])
6648         [controller unloadData];
6649
6650     [selected reloadData];
6651
6652     if (UIViewController *unselected = [self unselectedViewController])
6653         [unselected reloadData];
6654
6655     [super unloadData];
6656 }
6657
6658 - (void) dealloc {
6659     [refreshbar_ setDelegate:nil];
6660     [[NSNotificationCenter defaultCenter] removeObserver:self];
6661
6662     [super dealloc];
6663 }
6664
6665 - (id) initWithDatabase:(Database *)database {
6666     if ((self = [super init]) != nil) {
6667         database_ = database;
6668         [self setDelegate:self];
6669
6670         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6671         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6672
6673         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6674     } return self;
6675 }
6676
6677 - (void) setUpdate:(NSDate *)date {
6678     [self beginUpdate];
6679 }
6680
6681 - (void) beginUpdate {
6682     [(RefreshBar *) refreshbar_ start];
6683     [self dropBar:YES];
6684
6685     [updatedelegate_ retainNetworkActivityIndicator];
6686     updating_ = true;
6687
6688     [NSThread
6689         detachNewThreadSelector:@selector(performUpdate)
6690         toTarget:self
6691         withObject:nil
6692     ];
6693 }
6694
6695 - (void) performUpdate { _pooled
6696     Status status;
6697     status.setDelegate(self);
6698     [database_ updateWithStatus:status];
6699
6700     [self
6701         performSelectorOnMainThread:@selector(completeUpdate)
6702         withObject:nil
6703         waitUntilDone:NO
6704     ];
6705 }
6706
6707 - (void) stopUpdateWithSelector:(SEL)selector {
6708     updating_ = false;
6709     [updatedelegate_ releaseNetworkActivityIndicator];
6710
6711     [self raiseBar:YES];
6712     [refreshbar_ stop];
6713
6714     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6715 }
6716
6717 - (void) completeUpdate {
6718     if (!updating_)
6719         return;
6720     [self stopUpdateWithSelector:@selector(reloadData)];
6721 }
6722
6723 - (void) cancelUpdate {
6724     [self stopUpdateWithSelector:@selector(updateData)];
6725 }
6726
6727 - (void) cancelPressed {
6728     [self cancelUpdate];
6729 }
6730
6731 - (BOOL) updating {
6732     return updating_;
6733 }
6734
6735 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6736     [refreshbar_ setPrompt:[event compoundMessage]];
6737 }
6738
6739 - (bool) isProgressCancelled {
6740     return !updating_;
6741 }
6742
6743 - (void) setProgressCancellable:(NSNumber *)cancellable {
6744     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6745 }
6746
6747 - (void) setProgressPercent:(NSNumber *)percent {
6748     [refreshbar_ setProgress:[percent floatValue]];
6749 }
6750
6751 - (void) setProgressStatus:(NSDictionary *)status {
6752     if (status != nil)
6753         [self setProgressPercent:[status objectForKey:@"Percent"]];
6754 }
6755
6756 - (void) setUpdateDelegate:(id)delegate {
6757     updatedelegate_ = delegate;
6758 }
6759
6760 - (CGFloat) statusBarHeight {
6761     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6762         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6763     } else {
6764         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6765     }
6766 }
6767
6768 - (UIView *) transitionView {
6769     if ([self respondsToSelector:@selector(_transitionView)])
6770         return [self _transitionView];
6771     else
6772         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6773 }
6774
6775 - (void) dropBar:(BOOL)animated {
6776     if (dropped_)
6777         return;
6778     dropped_ = true;
6779
6780     UIView *transition([self transitionView]);
6781     [[self view] addSubview:refreshbar_];
6782
6783     CGRect barframe([refreshbar_ frame]);
6784
6785     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6786         barframe.origin.y = [self statusBarHeight];
6787     else
6788         barframe.origin.y = 0;
6789
6790     [refreshbar_ setFrame:barframe];
6791
6792     if (animated)
6793         [UIView beginAnimations:nil context:NULL];
6794
6795     CGRect viewframe = [transition frame];
6796     viewframe.origin.y += barframe.size.height;
6797     viewframe.size.height -= barframe.size.height;
6798     [transition setFrame:viewframe];
6799
6800     if (animated)
6801         [UIView commitAnimations];
6802
6803     // Ensure bar has the proper width for our view, it might have changed
6804     barframe.size.width = viewframe.size.width;
6805     [refreshbar_ setFrame:barframe];
6806 }
6807
6808 - (void) raiseBar:(BOOL)animated {
6809     if (!dropped_)
6810         return;
6811     dropped_ = false;
6812
6813     UIView *transition([self transitionView]);
6814     [refreshbar_ removeFromSuperview];
6815
6816     CGRect barframe([refreshbar_ frame]);
6817
6818     if (animated)
6819         [UIView beginAnimations:nil context:NULL];
6820
6821     CGRect viewframe = [transition frame];
6822     viewframe.origin.y -= barframe.size.height;
6823     viewframe.size.height += barframe.size.height;
6824     [transition setFrame:viewframe];
6825
6826     if (animated)
6827         [UIView commitAnimations];
6828 }
6829
6830 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6831     bool dropped(dropped_);
6832
6833     if (dropped)
6834         [self raiseBar:NO];
6835
6836     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6837
6838     if (dropped)
6839         [self dropBar:NO];
6840 }
6841
6842 - (void) statusBarFrameChanged:(NSNotification *)notification {
6843     if (dropped_) {
6844         [self raiseBar:NO];
6845         [self dropBar:NO];
6846     }
6847 }
6848
6849 @end
6850 /* }}} */
6851
6852 /* Cydia Navigation Controller Implementation {{{ */
6853 @implementation UINavigationController (Cydia)
6854
6855 - (NSArray *) navigationURLCollection {
6856     NSMutableArray *stack([NSMutableArray array]);
6857
6858     for (CyteViewController *controller in [self viewControllers]) {
6859         NSString *url = [[controller navigationURL] absoluteString];
6860         if (url != nil)
6861             [stack addObject:url];
6862     }
6863
6864     return stack;
6865 }
6866
6867 - (void) reloadData {
6868     [super reloadData];
6869
6870     if (UIViewController *visible = [self visibleViewController])
6871         [visible reloadData];
6872 }
6873
6874 - (void) unloadData {
6875     for (CyteViewController *page in [self viewControllers])
6876         [page unloadData];
6877
6878     [super unloadData];
6879 }
6880
6881 @end
6882 /* }}} */
6883
6884 /* Cydia:// Protocol {{{ */
6885 @interface CydiaURLProtocol : NSURLProtocol {
6886 }
6887
6888 @end
6889
6890 @implementation CydiaURLProtocol
6891
6892 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6893     NSURL *url([request URL]);
6894     if (url == nil)
6895         return NO;
6896
6897     NSString *scheme([[url scheme] lowercaseString]);
6898     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6899         return YES;
6900     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6901         return YES;
6902
6903     return NO;
6904 }
6905
6906 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6907     return request;
6908 }
6909
6910 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6911     id<NSURLProtocolClient> client([self client]);
6912     if (icon == nil)
6913         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6914     else {
6915         NSData *data(UIImagePNGRepresentation(icon));
6916
6917         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6918         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6919         [client URLProtocol:self didLoadData:data];
6920         [client URLProtocolDidFinishLoading:self];
6921     }
6922 }
6923
6924 - (void) startLoading {
6925     id<NSURLProtocolClient> client([self client]);
6926     NSURLRequest *request([self request]);
6927
6928     NSURL *url([request URL]);
6929     NSString *href([url absoluteString]);
6930     NSString *scheme([[url scheme] lowercaseString]);
6931
6932     NSString *path;
6933
6934     if ([scheme isEqualToString:@"cydia"])
6935         path = [href substringFromIndex:8];
6936     else if ([scheme isEqualToString:@"about"])
6937         path = [href substringFromIndex:12];
6938     else _assert(false);
6939
6940     NSRange slash([path rangeOfString:@"/"]);
6941
6942     NSString *command;
6943     if (slash.location == NSNotFound) {
6944         command = path;
6945         path = nil;
6946     } else {
6947         command = [path substringToIndex:slash.location];
6948         path = [path substringFromIndex:(slash.location + 1)];
6949     }
6950
6951     Database *database([Database sharedInstance]);
6952
6953     if ([command isEqualToString:@"package-icon"]) {
6954         if (path == nil)
6955             goto fail;
6956         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6957         Package *package([database packageWithName:path]);
6958         if (package == nil)
6959             goto fail;
6960         [package parse];
6961         UIImage *icon([package icon]);
6962         [self _returnPNGWithImage:icon forRequest:request];
6963     } else if ([command isEqualToString:@"source-icon"]) {
6964         if (path == nil)
6965             goto fail;
6966         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6967         NSString *source(Simplify(path));
6968         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6969         if (icon == nil)
6970             icon = [UIImage applicationImageNamed:@"unknown.png"];
6971         [self _returnPNGWithImage:icon forRequest:request];
6972     } else if ([command isEqualToString:@"uikit-image"]) {
6973         if (path == nil)
6974             goto fail;
6975         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6976         UIImage *icon(_UIImageWithName(path));
6977         [self _returnPNGWithImage:icon forRequest:request];
6978     } else if ([command isEqualToString:@"section-icon"]) {
6979         if (path == nil)
6980             goto fail;
6981         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6982         NSString *section(Simplify(path));
6983         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6984         if (icon == nil)
6985             icon = [UIImage applicationImageNamed:@"unknown.png"];
6986         [self _returnPNGWithImage:icon forRequest:request];
6987     } else fail: {
6988         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6989     }
6990 }
6991
6992 - (void) stopLoading {
6993 }
6994
6995 @end
6996 /* }}} */
6997
6998 /* Section Controller {{{ */
6999 @interface SectionController : FilteredPackageListController {
7000     _H<NSString> section_;
7001 }
7002
7003 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7004
7005 @end
7006
7007 @implementation SectionController
7008
7009 - (NSURL *) navigationURL {
7010     NSString *name = section_;
7011     if (name == nil)
7012         name = @"all";
7013
7014     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7015 }
7016
7017 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7018     NSString *title;
7019     if (name == nil)
7020         title = UCLocalize("ALL_PACKAGES");
7021     else if (![name isEqual:@""])
7022         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7023     else
7024         title = UCLocalize("NO_SECTION");
7025
7026     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7027         section_ = name;
7028     } return self;
7029 }
7030
7031 @end
7032 /* }}} */
7033 /* Sections Controller {{{ */
7034 @interface SectionsController : CyteViewController <
7035     UITableViewDataSource,
7036     UITableViewDelegate
7037 > {
7038     _transient Database *database_;
7039     _H<NSMutableArray> sections_;
7040     _H<NSMutableArray> filtered_;
7041     _H<UITableView> list_;
7042 }
7043
7044 - (id) initWithDatabase:(Database *)database;
7045 - (void) editButtonClicked;
7046
7047 @end
7048
7049 @implementation SectionsController
7050
7051 - (NSURL *) navigationURL {
7052     return [NSURL URLWithString:@"cydia://sections"];
7053 }
7054
7055 - (void) updateNavigationItem {
7056     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7057     if ([sections_ count] == 0) {
7058         [[self navigationItem] setRightBarButtonItem:nil];
7059     } else {
7060         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7061             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7062             target:self
7063             action:@selector(editButtonClicked)
7064         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7065     }
7066 }
7067
7068 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7069     [super setEditing:editing animated:animated];
7070
7071     if (editing)
7072         [list_ reloadData];
7073     else
7074         [delegate_ updateData];
7075
7076     [self updateNavigationItem];
7077 }
7078
7079 - (void) viewDidAppear:(BOOL)animated {
7080     [super viewDidAppear:animated];
7081     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7082 }
7083
7084 - (void) viewWillDisappear:(BOOL)animated {
7085     [super viewWillDisappear:animated];
7086     if ([self isEditing]) [self setEditing:NO];
7087 }
7088
7089 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7090     Section *section = nil;
7091     int index = [indexPath row];
7092     if (![self isEditing]) {
7093         index -= 1;
7094         if (index >= 0)
7095             section = [filtered_ objectAtIndex:index];
7096     } else {
7097         section = [sections_ objectAtIndex:index];
7098     }
7099     return section;
7100 }
7101
7102 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7103     if ([self isEditing])
7104         return [sections_ count];
7105     else
7106         return [filtered_ count] + 1;
7107 }
7108
7109 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7110     return 45.0f;
7111 }*/
7112
7113 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7114     static NSString *reuseIdentifier = @"SectionCell";
7115
7116     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7117     if (cell == nil)
7118         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7119
7120     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7121
7122     return cell;
7123 }
7124
7125 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7126     if ([self isEditing])
7127         return;
7128
7129     Section *section = [self sectionAtIndexPath:indexPath];
7130
7131     SectionController *controller = [[[SectionController alloc]
7132         initWithDatabase:database_
7133         section:[section name]
7134     ] autorelease];
7135     [controller setDelegate:delegate_];
7136
7137     [[self navigationController] pushViewController:controller animated:YES];
7138 }
7139
7140 - (void) loadView {
7141     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7142
7143     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7144     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7145     [list_ setRowHeight:45.0f];
7146     [(UITableView *) list_ setDataSource:self];
7147     [list_ setDelegate:self];
7148     [[self view] addSubview:list_];
7149 }
7150
7151 - (void) viewDidLoad {
7152     [super viewDidLoad];
7153
7154     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7155 }
7156
7157 - (void) releaseSubviews {
7158     list_ = nil;
7159 }
7160
7161 - (id) initWithDatabase:(Database *)database {
7162     if ((self = [super init]) != nil) {
7163         database_ = database;
7164
7165         sections_ = [NSMutableArray arrayWithCapacity:16];
7166         filtered_ = [NSMutableArray arrayWithCapacity:16];
7167     } return self;
7168 }
7169
7170 - (void) reloadData {
7171     [super reloadData];
7172
7173     NSArray *packages = [database_ packages];
7174
7175     [sections_ removeAllObjects];
7176     [filtered_ removeAllObjects];
7177
7178     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7179
7180     _trace();
7181     for (Package *package in packages) {
7182         NSString *name([package section]);
7183         NSString *key(name == nil ? @"" : name);
7184
7185         Section *section;
7186
7187         _profile(SectionsView$reloadData$Section)
7188             section = [sections objectForKey:key];
7189             if (section == nil) {
7190                 _profile(SectionsView$reloadData$Section$Allocate)
7191                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7192                     [sections setObject:section forKey:key];
7193                 _end
7194             }
7195         _end
7196
7197         [section addToCount];
7198
7199         _profile(SectionsView$reloadData$Filter)
7200             if (![package valid] || ![package visible])
7201                 continue;
7202         _end
7203
7204         [section addToRow];
7205     }
7206     _trace();
7207
7208     [sections_ addObjectsFromArray:[sections allValues]];
7209
7210     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7211
7212     for (Section *section in (id) sections_) {
7213         size_t count([section row]);
7214         if (count == 0)
7215             continue;
7216
7217         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7218         [section setCount:count];
7219         [filtered_ addObject:section];
7220     }
7221
7222     [self updateNavigationItem];
7223     [list_ reloadData];
7224     _trace();
7225 }
7226
7227 - (void) editButtonClicked {
7228     [self setEditing:![self isEditing] animated:YES];
7229 }
7230
7231 @end
7232 /* }}} */
7233
7234 /* Changes Controller {{{ */
7235 @interface ChangesController : CyteViewController <
7236     UITableViewDataSource,
7237     UITableViewDelegate
7238 > {
7239     _transient Database *database_;
7240     unsigned era_;
7241     CFMutableArrayRef packages_;
7242     _H<NSMutableArray> sections_;
7243     _H<UITableView> list_;
7244     unsigned upgrades_;
7245 }
7246
7247 - (id) initWithDatabase:(Database *)database;
7248
7249 @end
7250
7251 @implementation ChangesController
7252
7253 - (void) dealloc {
7254     CFRelease(packages_);
7255     [super dealloc];
7256 }
7257
7258 - (NSURL *) navigationURL {
7259     return [NSURL URLWithString:@"cydia://changes"];
7260 }
7261
7262 - (void) viewDidAppear:(BOOL)animated {
7263     [super viewDidAppear:animated];
7264     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7265 }
7266
7267 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7268     NSInteger count([sections_ count]);
7269     return count == 0 ? 1 : count;
7270 }
7271
7272 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7273     if ([sections_ count] == 0)
7274         return nil;
7275     return [[sections_ objectAtIndex:section] name];
7276 }
7277
7278 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7279     if ([sections_ count] == 0)
7280         return 0;
7281     return [[sections_ objectAtIndex:section] count];
7282 }
7283
7284 - (Package *) packageAtIndex:(NSUInteger)index {
7285     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7286 }
7287
7288 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7289 @synchronized (database_) {
7290     if ([database_ era] != era_)
7291         return nil;
7292
7293     NSUInteger sectionIndex([path section]);
7294     if (sectionIndex >= [sections_ count])
7295         return nil;
7296     Section *section([sections_ objectAtIndex:sectionIndex]);
7297     NSInteger row([path row]);
7298     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7299 } }
7300
7301 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7302     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7303     if (cell == nil)
7304         cell = [[[PackageCell alloc] init] autorelease];
7305     [cell setPackage:[self packageAtIndexPath:path] asSummary:false];
7306     return cell;
7307 }
7308
7309 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7310     Package *package([self packageAtIndexPath:path]);
7311     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7312     [view setDelegate:delegate_];
7313     [[self navigationController] pushViewController:view animated:YES];
7314     return path;
7315 }
7316
7317 - (void) refreshButtonClicked {
7318     [delegate_ beginUpdate];
7319     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7320 }
7321
7322 - (void) upgradeButtonClicked {
7323     [delegate_ distUpgrade];
7324 }
7325
7326 - (void) loadView {
7327     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7328
7329     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7330     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7331     [list_ setRowHeight:73];
7332     [(UITableView *) list_ setDataSource:self];
7333     [list_ setDelegate:self];
7334     [[self view] addSubview:list_];
7335 }
7336
7337 - (void) viewDidLoad {
7338     [super viewDidLoad];
7339
7340     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7341 }
7342
7343 - (void) releaseSubviews {
7344     list_ = nil;
7345 }
7346
7347 - (id) initWithDatabase:(Database *)database {
7348     if ((self = [super init]) != nil) {
7349         database_ = database;
7350
7351         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7352         sections_ = [NSMutableArray arrayWithCapacity:16];
7353     } return self;
7354 }
7355
7356 // this mostly works because reloadData (below) is @synchronized (database_)
7357 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7358 - (void) _reloadPackages:(NSArray *)packages {
7359     CFRelease(packages_);
7360     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7361
7362     _trace();
7363     _profile(ChangesController$_reloadPackages$Filter)
7364         for (Package *package in packages)
7365             if ([package upgradableAndEssential:YES] || [package visible])
7366                 CFArrayAppendValue(packages_, package);
7367     _end
7368     _trace();
7369     _profile(ChangesController$_reloadPackages$radixSort)
7370         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7371     _end
7372     _trace();
7373 }
7374
7375 - (void) _reloadData {
7376 @synchronized (database_) {
7377     era_ = [database_ era];
7378     NSArray *packages = [database_ packages];
7379
7380 #if 1
7381     UIProgressHUD *hud([delegate_ addProgressHUD]);
7382     [hud setText:UCLocalize("LOADING")];
7383     //NSLog(@"HUD:%@::%@", delegate_, hud);
7384     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7385     [delegate_ removeProgressHUD:hud];
7386 #else
7387     [self _reloadPackages:packages];
7388 #endif
7389
7390     [sections_ removeAllObjects];
7391
7392     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7393     Section *ignored = nil;
7394     Section *section = nil;
7395     time_t last = 0;
7396
7397     upgrades_ = 0;
7398     bool unseens = false;
7399
7400     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7401
7402     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7403         Package *package = [self packageAtIndex:offset];
7404
7405         BOOL uae = [package upgradableAndEssential:YES];
7406
7407         if (!uae) {
7408             unseens = true;
7409             time_t seen([package seen]);
7410
7411             if (section == nil || last != seen) {
7412                 last = seen;
7413
7414                 NSString *name;
7415                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7416                 [name autorelease];
7417
7418                 _profile(ChangesController$reloadData$Allocate)
7419                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7420                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7421                     [sections_ addObject:section];
7422                 _end
7423             }
7424
7425             [section addToCount];
7426         } else if ([package ignored]) {
7427             if (ignored == nil) {
7428                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7429             }
7430             [ignored addToCount];
7431         } else {
7432             ++upgrades_;
7433             [upgradable addToCount];
7434         }
7435     }
7436     _trace();
7437
7438     CFRelease(formatter);
7439
7440     if (unseens) {
7441         Section *last = [sections_ lastObject];
7442         size_t count = [last count];
7443         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7444         [sections_ removeLastObject];
7445     }
7446
7447     if ([ignored count] != 0)
7448         [sections_ insertObject:ignored atIndex:0];
7449     if (upgrades_ != 0)
7450         [sections_ insertObject:upgradable atIndex:0];
7451
7452     [list_ reloadData];
7453
7454     if (upgrades_ > 0)
7455         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7456             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7457             style:UIBarButtonItemStylePlain
7458             target:self
7459             action:@selector(upgradeButtonClicked)
7460         ] autorelease]];
7461
7462     if (![delegate_ updating])
7463         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7464             initWithTitle:UCLocalize("REFRESH")
7465             style:UIBarButtonItemStylePlain
7466             target:self
7467             action:@selector(refreshButtonClicked)
7468         ] autorelease]];
7469
7470     PrintTimes();
7471 } }
7472
7473 - (void) reloadData {
7474     [super reloadData];
7475     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7476 }
7477
7478 @end
7479 /* }}} */
7480 /* Search Controller {{{ */
7481 @interface SearchController : FilteredPackageListController <
7482     UISearchBarDelegate
7483 > {
7484     _H<UISearchBar> search_;
7485     BOOL searchloaded_;
7486 }
7487
7488 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7489 - (void) reloadData;
7490
7491 @end
7492
7493 @implementation SearchController
7494
7495 - (void) dealloc {
7496     [search_ setDelegate:nil];
7497     [super dealloc];
7498 }
7499
7500 - (NSURL *) navigationURL {
7501     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7502         return [NSURL URLWithString:@"cydia://search"];
7503     else
7504         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7505 }
7506
7507 - (void) useSearch {
7508     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7509     [self clearData];
7510     [self reloadData];
7511 }
7512
7513 - (void) viewWillAppear:(BOOL)animated {
7514     [super viewWillAppear:animated];
7515
7516     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7517         [self useSearch];
7518 }
7519
7520 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7521     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7522     [self clearData];
7523     [self reloadData];
7524 }
7525
7526 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7527     [search_ resignFirstResponder];
7528     [self useSearch];
7529 }
7530
7531 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7532     [search_ setText:@""];
7533     [self searchBarButtonClicked:searchBar];
7534 }
7535
7536 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7537     [self searchBarButtonClicked:searchBar];
7538 }
7539
7540 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7541     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7542     [self reloadData];
7543 }
7544
7545 - (bool) shouldYield {
7546     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7547 }
7548
7549 - (bool) isSummarized {
7550     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7551 }
7552
7553 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7554     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:query])) {
7555         search_ = [[[UISearchBar alloc] init] autorelease];
7556         [search_ setDelegate:self];
7557
7558         if (query != nil)
7559             [search_ setText:query];
7560     } return self;
7561 }
7562
7563 - (void) viewDidAppear:(BOOL)animated {
7564     [super viewDidAppear:animated];
7565
7566     if (!searchloaded_) {
7567         searchloaded_ = YES;
7568         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7569         [search_ layoutSubviews];
7570         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7571
7572         UITextField *textField;
7573         if ([search_ respondsToSelector:@selector(searchField)])
7574             textField = [search_ searchField];
7575         else
7576             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7577
7578         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7579         [textField setEnablesReturnKeyAutomatically:NO];
7580         [[self navigationItem] setTitleView:textField];
7581     }
7582 }
7583
7584 - (void) reloadData {
7585     [self setObject:[search_ text]];
7586     [self resetCursor];
7587
7588     [super reloadData];
7589 }
7590
7591 - (void) didSelectPackage:(Package *)package {
7592     [search_ resignFirstResponder];
7593     [super didSelectPackage:package];
7594 }
7595
7596 @end
7597 /* }}} */
7598 /* Package Settings Controller {{{ */
7599 @interface PackageSettingsController : CyteViewController <
7600     UITableViewDataSource,
7601     UITableViewDelegate
7602 > {
7603     _transient Database *database_;
7604     _H<NSString> name_;
7605     _H<Package> package_;
7606     _H<UITableView> table_;
7607     _H<UISwitch> subscribedSwitch_;
7608     _H<UISwitch> ignoredSwitch_;
7609     _H<UITableViewCell> subscribedCell_;
7610     _H<UITableViewCell> ignoredCell_;
7611 }
7612
7613 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7614
7615 @end
7616
7617 @implementation PackageSettingsController
7618
7619 - (NSURL *) navigationURL {
7620     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7621 }
7622
7623 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7624     if (package_ == nil)
7625         return 0;
7626
7627     if ([package_ installed] == nil)
7628         return 1;
7629     else
7630         return 2;
7631 }
7632
7633 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7634     if (package_ == nil)
7635         return 0;
7636
7637     // both sections contain just one item right now.
7638     return 1;
7639 }
7640
7641 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7642     return nil;
7643 }
7644
7645 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7646     if (section == 0)
7647         return UCLocalize("SHOW_ALL_CHANGES_EX");
7648     else
7649         return UCLocalize("IGNORE_UPGRADES_EX");
7650 }
7651
7652 - (void) onSubscribed:(id)control {
7653     bool value([control isOn]);
7654     if (package_ == nil)
7655         return;
7656     if ([package_ setSubscribed:value])
7657         [delegate_ updateData];
7658 }
7659
7660 - (void) _updateIgnored {
7661     const char *package([name_ UTF8String]);
7662     bool on([ignoredSwitch_ isOn]);
7663
7664     pid_t pid(ExecFork());
7665     if (pid == 0) {
7666         FILE *dpkg(popen("dpkg --set-selections", "w"));
7667         fwrite(package, strlen(package), 1, dpkg);
7668
7669         if (on)
7670             fwrite(" hold\n", 6, 1, dpkg);
7671         else
7672             fwrite(" install\n", 9, 1, dpkg);
7673
7674         pclose(dpkg);
7675
7676         exit(0);
7677         _assert(false);
7678     }
7679
7680     _forever {
7681         int status;
7682         int result(waitpid(pid, &status, 0));
7683
7684         if (result != -1) {
7685             _assert(result == pid);
7686             break;
7687         }
7688     }
7689 }
7690
7691 - (void) onIgnored:(id)control {
7692     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7693     [invocation setTarget:self];
7694     [invocation setSelector:@selector(_updateIgnored)];
7695
7696     [delegate_ reloadDataWithInvocation:invocation];
7697 }
7698
7699 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7700     if (package_ == nil)
7701         return nil;
7702
7703     switch ([indexPath section]) {
7704         case 0: return subscribedCell_;
7705         case 1: return ignoredCell_;
7706
7707         _nodefault
7708     }
7709
7710     return nil;
7711 }
7712
7713 - (void) loadView {
7714     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7715
7716     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7717     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7718     [(UITableView *) table_ setDataSource:self];
7719     [table_ setDelegate:self];
7720     [[self view] addSubview:table_];
7721
7722     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7723     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7724     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7725
7726     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7727     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7728     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7729
7730     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7731     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7732     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7733     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7734
7735     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7736     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7737     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7738     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7739 }
7740
7741 - (void) viewDidLoad {
7742     [super viewDidLoad];
7743
7744     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7745 }
7746
7747 - (void) releaseSubviews {
7748     ignoredCell_ = nil;
7749     subscribedCell_ = nil;
7750     table_ = nil;
7751     ignoredSwitch_ = nil;
7752     subscribedSwitch_ = nil;
7753 }
7754
7755 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7756     if ((self = [super init]) != nil) {
7757         database_ = database;
7758         name_ = package;
7759     } return self;
7760 }
7761
7762 - (void) reloadData {
7763     [super reloadData];
7764
7765     package_ = [database_ packageWithName:name_];
7766
7767     if (package_ != nil) {
7768         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7769         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7770     } // XXX: what now, G?
7771
7772     [table_ reloadData];
7773 }
7774
7775 @end
7776 /* }}} */
7777
7778 /* Installed Controller {{{ */
7779 @interface InstalledController : FilteredPackageListController {
7780     BOOL expert_;
7781 }
7782
7783 - (id) initWithDatabase:(Database *)database;
7784
7785 - (void) updateRoleButton;
7786 - (void) queueStatusDidChange;
7787
7788 @end
7789
7790 @implementation InstalledController
7791
7792 - (void) dealloc {
7793     [super dealloc];
7794 }
7795
7796 - (NSURL *) navigationURL {
7797     return [NSURL URLWithString:@"cydia://installed"];
7798 }
7799
7800 - (id) initWithDatabase:(Database *)database {
7801     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7802         [self updateRoleButton];
7803         [self queueStatusDidChange];
7804     } return self;
7805 }
7806
7807 #if !AlwaysReload
7808 - (void) queueButtonClicked {
7809     [delegate_ queue];
7810 }
7811 #endif
7812
7813 - (void) queueStatusDidChange {
7814 #if !AlwaysReload
7815     if (IsWildcat_) {
7816         if (Queuing_) {
7817             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7818                 initWithTitle:UCLocalize("QUEUE")
7819                 style:UIBarButtonItemStyleDone
7820                 target:self
7821                 action:@selector(queueButtonClicked)
7822             ] autorelease]];
7823         } else {
7824             [[self navigationItem] setLeftBarButtonItem:nil];
7825         }
7826     }
7827 #endif
7828 }
7829
7830 - (void) updateRoleButton {
7831     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7832         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7833             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7834             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7835             target:self
7836             action:@selector(roleButtonClicked)
7837         ] autorelease]];
7838 }
7839
7840 - (void) roleButtonClicked {
7841     [self setObject:[NSNumber numberWithBool:expert_]];
7842     [self reloadData];
7843     expert_ = !expert_;
7844
7845     [self updateRoleButton];
7846 }
7847
7848 @end
7849 /* }}} */
7850
7851 /* Source Cell {{{ */
7852 @interface SourceCell : CYTableViewCell <
7853     ContentDelegate
7854 > {
7855     _H<UIImage> icon_;
7856     _H<NSString> origin_;
7857     _H<NSString> label_;
7858 }
7859
7860 - (void) setSource:(Source *)source;
7861
7862 @end
7863
7864 @implementation SourceCell
7865
7866 - (void) setSource:(Source *)source {
7867     icon_ = nil;
7868     if (icon_ == nil)
7869         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7870     if (icon_ == nil)
7871         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7872
7873     origin_ = [source name];
7874     label_ = [source uri];
7875
7876     [content_ setNeedsDisplay];
7877 }
7878
7879 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7880     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7881         UIView *content([self contentView]);
7882         CGRect bounds([content bounds]);
7883
7884         content_ = [[[ContentView alloc] initWithFrame:bounds] autorelease];
7885         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7886         [content_ setBackgroundColor:[UIColor whiteColor]];
7887         [content addSubview:content_];
7888
7889         [content_ setDelegate:self];
7890         [content_ setOpaque:YES];
7891     } return self;
7892 }
7893
7894 - (NSString *) accessibilityLabel {
7895     return label_;
7896 }
7897
7898 - (void) drawContentRect:(CGRect)rect {
7899     bool highlighted(highlighted_);
7900     float width(rect.size.width);
7901
7902     if (icon_ != nil)
7903         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7904
7905     if (highlighted)
7906         UISetColor(White_);
7907
7908     if (!highlighted)
7909         UISetColor(Black_);
7910     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7911
7912     if (!highlighted)
7913         UISetColor(Blue_);
7914     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7915 }
7916
7917 @end
7918 /* }}} */
7919 /* Source Controller {{{ */
7920 @interface SourceController : FilteredPackageListController {
7921     _transient Source *source_;
7922     _H<NSString> key_;
7923 }
7924
7925 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7926
7927 @end
7928
7929 @implementation SourceController
7930
7931 - (NSURL *) navigationURL {
7932     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7933 }
7934
7935 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7936     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7937         source_ = source;
7938         key_ = [source key];
7939     } return self;
7940 }
7941
7942 - (void) reloadData {
7943     source_ = [database_ sourceWithKey:key_];
7944     key_ = [source_ key];
7945     [self setObject:source_];
7946
7947     [[self navigationItem] setTitle:[source_ label]];
7948
7949     [super reloadData];
7950 }
7951
7952 @end
7953 /* }}} */
7954 /* Sources Controller {{{ */
7955 @interface SourcesController : CyteViewController <
7956     UITableViewDataSource,
7957     UITableViewDelegate
7958 > {
7959     _transient Database *database_;
7960     _H<UITableView> list_;
7961     _H<NSMutableArray> sources_;
7962     int offset_;
7963
7964     _H<NSString> href_;
7965     _H<UIProgressHUD> hud_;
7966     _H<NSError> error_;
7967
7968     //NSURLConnection *installer_;
7969     NSURLConnection *trivial_;
7970     NSURLConnection *trivial_bz2_;
7971     NSURLConnection *trivial_gz_;
7972     //NSURLConnection *automatic_;
7973
7974     BOOL cydia_;
7975 }
7976
7977 - (id) initWithDatabase:(Database *)database;
7978 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7979
7980 @end
7981
7982 @implementation SourcesController
7983
7984 - (void) _releaseConnection:(NSURLConnection *)connection {
7985     if (connection != nil) {
7986         [connection cancel];
7987         //[connection setDelegate:nil];
7988         [connection release];
7989     }
7990 }
7991
7992 - (void) dealloc {
7993     //[self _releaseConnection:installer_];
7994     [self _releaseConnection:trivial_];
7995     [self _releaseConnection:trivial_gz_];
7996     [self _releaseConnection:trivial_bz2_];
7997     //[self _releaseConnection:automatic_];
7998
7999     [super dealloc];
8000 }
8001
8002 - (NSURL *) navigationURL {
8003     return [NSURL URLWithString:@"cydia://sources"];
8004 }
8005
8006 - (void) viewDidAppear:(BOOL)animated {
8007     [super viewDidAppear:animated];
8008     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8009 }
8010
8011 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8012     return offset_ == 0 ? 1 : 2;
8013 }
8014
8015 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8016     switch (section + (offset_ == 0 ? 1 : 0)) {
8017         case 0: return UCLocalize("ENTERED_BY_USER");
8018         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8019
8020         _nodefault
8021     }
8022 }
8023
8024 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8025     int count = [sources_ count];
8026     switch (section) {
8027         case 0: return (offset_ == 0 ? count : offset_);
8028         case 1: return count - offset_;
8029
8030         _nodefault
8031     }
8032 }
8033
8034 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8035     unsigned idx = 0;
8036     switch (indexPath.section) {
8037         case 0: idx = indexPath.row; break;
8038         case 1: idx = indexPath.row + offset_; break;
8039
8040         _nodefault
8041     }
8042     return [sources_ objectAtIndex:idx];
8043 }
8044
8045 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8046     static NSString *cellIdentifier = @"SourceCell";
8047
8048     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8049     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8050     [cell setSource:[self sourceAtIndexPath:indexPath]];
8051     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8052
8053     return cell;
8054 }
8055
8056 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8057     Source *source = [self sourceAtIndexPath:indexPath];
8058
8059     SourceController *controller = [[[SourceController alloc]
8060         initWithDatabase:database_
8061         source:source
8062     ] autorelease];
8063
8064     [controller setDelegate:delegate_];
8065
8066     [[self navigationController] pushViewController:controller animated:YES];
8067 }
8068
8069 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8070     Source *source = [self sourceAtIndexPath:indexPath];
8071     return [source record] != nil;
8072 }
8073
8074 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8075     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8076         Source *source = [self sourceAtIndexPath:indexPath];
8077         [Sources_ removeObjectForKey:[source key]];
8078         [delegate_ syncData];
8079     }
8080 }
8081
8082 - (void) complete {
8083     [delegate_ addTrivialSource:href_];
8084     [delegate_ syncData];
8085 }
8086
8087 - (NSString *) getWarning {
8088     NSString *href(href_);
8089     NSRange colon([href rangeOfString:@"://"]);
8090     if (colon.location != NSNotFound)
8091         href = [href substringFromIndex:(colon.location + 3)];
8092     href = [href stringByAddingPercentEscapes];
8093     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8094     href = [href stringByCachingURLWithCurrentCDN];
8095
8096     NSURL *url([NSURL URLWithString:href]);
8097
8098     NSStringEncoding encoding;
8099     NSError *error(nil);
8100
8101     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8102         return [warning length] == 0 ? nil : warning;
8103     return nil;
8104 }
8105
8106 - (void) _endConnection:(NSURLConnection *)connection {
8107     // XXX: the memory management in this method is horribly awkward
8108
8109     NSURLConnection **field = NULL;
8110     if (connection == trivial_)
8111         field = &trivial_;
8112     else if (connection == trivial_bz2_)
8113         field = &trivial_bz2_;
8114     else if (connection == trivial_gz_)
8115         field = &trivial_gz_;
8116     _assert(field != NULL);
8117     [connection release];
8118     *field = nil;
8119
8120     if (
8121         trivial_ == nil &&
8122         trivial_bz2_ == nil &&
8123         trivial_gz_ == nil
8124     ) {
8125         [delegate_ releaseNetworkActivityIndicator];
8126
8127         [delegate_ removeProgressHUD:hud_];
8128         hud_ = nil;
8129
8130         bool defer(false);
8131
8132         if (cydia_) {
8133             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8134                 defer = true;
8135
8136                 UIAlertView *alert = [[[UIAlertView alloc]
8137                     initWithTitle:UCLocalize("SOURCE_WARNING")
8138                     message:warning
8139                     delegate:self
8140                     cancelButtonTitle:UCLocalize("CANCEL")
8141                     otherButtonTitles:
8142                         UCLocalize("ADD_ANYWAY"),
8143                     nil
8144                 ] autorelease];
8145
8146                 [alert setContext:@"warning"];
8147                 [alert setNumberOfRows:1];
8148                 [alert show];
8149             } else
8150                 [self complete];
8151         } else if (error_ != nil) {
8152             UIAlertView *alert = [[[UIAlertView alloc]
8153                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8154                 message:[error_ localizedDescription]
8155                 delegate:self
8156                 cancelButtonTitle:UCLocalize("OK")
8157                 otherButtonTitles:nil
8158             ] autorelease];
8159
8160             [alert setContext:@"urlerror"];
8161             [alert show];
8162         } else {
8163             UIAlertView *alert = [[[UIAlertView alloc]
8164                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8165                 message:UCLocalize("NOT_REPOSITORY_EX")
8166                 delegate:self
8167                 cancelButtonTitle:UCLocalize("OK")
8168                 otherButtonTitles:nil
8169             ] autorelease];
8170
8171             [alert setContext:@"trivial"];
8172             [alert show];
8173         }
8174
8175         href_ = nil;
8176         error_ = nil;
8177     }
8178 }
8179
8180 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8181     switch ([response statusCode]) {
8182         case 200:
8183             cydia_ = YES;
8184     }
8185 }
8186
8187 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8188     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8189     error_ = error;
8190     [self _endConnection:connection];
8191 }
8192
8193 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8194     [self _endConnection:connection];
8195 }
8196
8197 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8198     NSMutableURLRequest *request = [NSMutableURLRequest
8199         requestWithURL:[NSURL URLWithString:href]
8200         cachePolicy:NSURLRequestUseProtocolCachePolicy
8201         timeoutInterval:120.0
8202     ];
8203
8204     [request setHTTPMethod:method];
8205
8206     if (Machine_ != NULL)
8207         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8208     if (UniqueID_ != nil)
8209         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8210
8211     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8212 }
8213
8214 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8215     NSString *context([alert context]);
8216
8217     if ([context isEqualToString:@"source"]) {
8218         switch (button) {
8219             case 1: {
8220                 NSString *href = [[alert textField] text];
8221
8222                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8223
8224                 if (![href hasSuffix:@"/"])
8225                     href_ = [href stringByAppendingString:@"/"];
8226                 else
8227                     href_ = href;
8228
8229                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8230                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8231                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8232                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8233
8234                 cydia_ = false;
8235
8236                 // XXX: this is stupid
8237                 hud_ = [delegate_ addProgressHUD];
8238                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8239                 [delegate_ retainNetworkActivityIndicator];
8240             } break;
8241
8242             case 0:
8243             break;
8244
8245             _nodefault
8246         }
8247
8248         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8249     } else if ([context isEqualToString:@"trivial"])
8250         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8251     else if ([context isEqualToString:@"urlerror"])
8252         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8253     else if ([context isEqualToString:@"warning"]) {
8254         switch (button) {
8255             case 1:
8256                 [self complete];
8257             break;
8258
8259             case 0:
8260             break;
8261
8262             _nodefault
8263         }
8264
8265         href_ = nil;
8266
8267         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8268     }
8269 }
8270
8271 - (void) loadView {
8272     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8273
8274     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8275     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8276     [list_ setRowHeight:56];
8277     [(UITableView *) list_ setDataSource:self];
8278     [list_ setDelegate:self];
8279     [[self view] addSubview:list_];
8280 }
8281
8282 - (void) viewDidLoad {
8283     [super viewDidLoad];
8284
8285     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8286     [self updateButtonsForEditingStatus:NO animated:NO];
8287 }
8288
8289 - (void) releaseSubviews {
8290     list_ = nil;
8291 }
8292
8293 - (id) initWithDatabase:(Database *)database {
8294     if ((self = [super init]) != nil) {
8295         database_ = database;
8296         sources_ = [NSMutableArray arrayWithCapacity:16];
8297     } return self;
8298 }
8299
8300 - (void) reloadData {
8301     [super reloadData];
8302
8303     pkgSourceList list;
8304     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8305         return;
8306
8307     [sources_ removeAllObjects];
8308     [sources_ addObjectsFromArray:[database_ sources]];
8309     _trace();
8310     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8311     _trace();
8312
8313     int count([sources_ count]);
8314     offset_ = 0;
8315     for (int i = 0; i != count; i++) {
8316         if ([[sources_ objectAtIndex:i] record] == nil)
8317             break;
8318         offset_++;
8319     }
8320
8321     [list_ setEditing:NO];
8322     [self updateButtonsForEditingStatus:NO animated:NO];
8323     [list_ reloadData];
8324 }
8325
8326 - (void) showAddSourcePrompt {
8327     UIAlertView *alert = [[[UIAlertView alloc]
8328         initWithTitle:UCLocalize("ENTER_APT_URL")
8329         message:nil
8330         delegate:self
8331         cancelButtonTitle:UCLocalize("CANCEL")
8332         otherButtonTitles:
8333             UCLocalize("ADD_SOURCE"),
8334         nil
8335     ] autorelease];
8336
8337     [alert setContext:@"source"];
8338
8339     [alert setNumberOfRows:1];
8340     [alert addTextFieldWithValue:@"http://" label:@""];
8341
8342     UITextInputTraits *traits = [[alert textField] textInputTraits];
8343     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8344     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8345     [traits setKeyboardType:UIKeyboardTypeURL];
8346     // XXX: UIReturnKeyDone
8347     [traits setReturnKeyType:UIReturnKeyNext];
8348
8349     [alert show];
8350 }
8351
8352 - (void) addButtonClicked {
8353     [self showAddSourcePrompt];
8354 }
8355
8356 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8357     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8358         initWithTitle:UCLocalize("ADD")
8359         style:UIBarButtonItemStylePlain
8360         target:self
8361         action:@selector(addButtonClicked)
8362     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8363
8364     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8365         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8366         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8367         target:self
8368         action:@selector(editButtonClicked)
8369     ] autorelease] animated:animated];
8370
8371     if (IsWildcat_ && !editing)
8372         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8373             initWithTitle:UCLocalize("SETTINGS")
8374             style:UIBarButtonItemStylePlain
8375             target:self
8376             action:@selector(settingsButtonClicked)
8377         ] autorelease]];
8378 }
8379
8380 - (void) settingsButtonClicked {
8381     [delegate_ showSettings];
8382 }
8383
8384 - (void) editButtonClicked {
8385     [list_ setEditing:![list_ isEditing] animated:YES];
8386
8387     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8388 }
8389
8390 @end
8391 /* }}} */
8392
8393 /* Settings Controller {{{ */
8394 @interface SettingsController : CyteViewController <
8395     UITableViewDataSource,
8396     UITableViewDelegate
8397 > {
8398     _transient Database *database_;
8399     // XXX: ok, "roledelegate_"?...
8400     _transient id roledelegate_;
8401     _H<UITableView> table_;
8402     _H<UISegmentedControl> segment_;
8403     _H<UIView> container_;
8404 }
8405
8406 - (void) showDoneButton;
8407 - (void) resizeSegmentedControl;
8408
8409 @end
8410
8411 @implementation SettingsController
8412
8413 - (void) loadView {
8414     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8415
8416     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8417     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8418     [table_ setDelegate:self];
8419     [(UITableView *) table_ setDataSource:self];
8420     [[self view] addSubview:table_];
8421
8422     NSArray *items = [NSArray arrayWithObjects:
8423         UCLocalize("USER"),
8424         UCLocalize("HACKER"),
8425         UCLocalize("DEVELOPER"),
8426     nil];
8427     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8428     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8429     [container_ addSubview:segment_];
8430 }
8431
8432 - (void) viewDidLoad {
8433     [super viewDidLoad];
8434
8435     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8436
8437     int index = -1;
8438     if ([Role_ isEqualToString:@"User"]) index = 0;
8439     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8440     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8441     if (index != -1) {
8442         [segment_ setSelectedSegmentIndex:index];
8443         [self showDoneButton];
8444     }
8445
8446     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8447     [self resizeSegmentedControl];
8448 }
8449
8450 - (void) releaseSubviews {
8451     table_ = nil;
8452     segment_ = nil;
8453     container_ = nil;
8454 }
8455
8456 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8457     if ((self = [super init]) != nil) {
8458         database_ = database;
8459         roledelegate_ = delegate;
8460     } return self;
8461 }
8462
8463 - (void) resizeSegmentedControl {
8464     CGFloat width = [[self view] frame].size.width;
8465     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8466 }
8467
8468 - (void) viewWillAppear:(BOOL)animated {
8469     [super viewWillAppear:animated];
8470
8471     [self resizeSegmentedControl];
8472 }
8473
8474 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8475     [self resizeSegmentedControl];
8476 }
8477
8478 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8479     [self resizeSegmentedControl];
8480 }
8481
8482 - (void) save {
8483     NSString *role(nil);
8484
8485     switch ([segment_ selectedSegmentIndex]) {
8486         case 0: role = @"User"; break;
8487         case 1: role = @"Hacker"; break;
8488         case 2: role = @"Developer"; break;
8489
8490         _nodefault
8491     }
8492
8493     if (![role isEqualToString:Role_]) {
8494         bool rolling(Role_ == nil);
8495         Role_ = role;
8496
8497         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8498             Role_, @"Role",
8499         nil];
8500
8501         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8502         Changed_ = true;
8503
8504         if (rolling)
8505             [roledelegate_ loadData];
8506         else
8507             [roledelegate_ updateData];
8508     }
8509 }
8510
8511 - (void) segmentChanged:(UISegmentedControl *)control {
8512     [self showDoneButton];
8513 }
8514
8515 - (void) saveAndClose {
8516     [self save];
8517
8518     [[self navigationItem] setRightBarButtonItem:nil];
8519     [[self navigationController] dismissModalViewControllerAnimated:YES];
8520 }
8521
8522 - (void) doneButtonClicked {
8523     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8524     [spinner startAnimating];
8525     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8526     [[self navigationItem] setRightBarButtonItem:spinItem];
8527
8528     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8529 }
8530
8531 - (void) showDoneButton {
8532     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8533         initWithTitle:UCLocalize("DONE")
8534         style:UIBarButtonItemStyleDone
8535         target:self
8536         action:@selector(doneButtonClicked)
8537     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8538 }
8539
8540 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8541     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8542     return 6;
8543 }
8544
8545 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8546     return 0; // :(
8547 }
8548
8549 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8550     return nil; // This method is required by the protocol.
8551 }
8552
8553 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8554     if (section == 1)
8555         return UCLocalize("ROLE_EX");
8556     if (section == 4)
8557         return [NSString stringWithFormat:
8558             @"%@: %@\n%@: %@\n%@: %@",
8559             UCLocalize("USER"), UCLocalize("USER_EX"),
8560             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8561             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8562         ];
8563     else return nil;
8564 }
8565
8566 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8567     return section == 3 ? 44.0f : 0;
8568 }
8569
8570 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8571     return section == 3 ? container_ : nil;
8572 }
8573
8574 - (void) reloadData {
8575     [super reloadData];
8576
8577     [table_ reloadData];
8578 }
8579
8580 @end
8581 /* }}} */
8582 /* Stash Controller {{{ */
8583 @interface StashController : CyteViewController {
8584     _H<UIActivityIndicatorView> spinner_;
8585     _H<UILabel> status_;
8586     _H<UILabel> caption_;
8587 }
8588
8589 @end
8590
8591 @implementation StashController
8592
8593 - (void) loadView {
8594     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8595     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8596
8597     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8598     CGRect spinrect = [spinner_ frame];
8599     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8600     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8601     [spinner_ setFrame:spinrect];
8602     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8603     [[self view] addSubview:spinner_];
8604     [spinner_ startAnimating];
8605
8606     CGRect captrect;
8607     captrect.size.width = [[self view] frame].size.width;
8608     captrect.size.height = 40.0f;
8609     captrect.origin.x = 0;
8610     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8611     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8612     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8613     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8614     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8615     [caption_ setTextColor:[UIColor whiteColor]];
8616     [caption_ setBackgroundColor:[UIColor clearColor]];
8617     [caption_ setShadowColor:[UIColor blackColor]];
8618     [caption_ setTextAlignment:UITextAlignmentCenter];
8619     [[self view] addSubview:caption_];
8620
8621     CGRect statusrect;
8622     statusrect.size.width = [[self view] frame].size.width;
8623     statusrect.size.height = 30.0f;
8624     statusrect.origin.x = 0;
8625     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8626     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8627     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8628     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8629     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8630     [status_ setTextColor:[UIColor whiteColor]];
8631     [status_ setBackgroundColor:[UIColor clearColor]];
8632     [status_ setShadowColor:[UIColor blackColor]];
8633     [status_ setTextAlignment:UITextAlignmentCenter];
8634     [[self view] addSubview:status_];
8635 }
8636
8637 @end
8638 /* }}} */
8639
8640 @interface CYURLCache : SDURLCache {
8641 }
8642
8643 @end
8644
8645 @implementation CYURLCache
8646
8647 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8648 #if !ForRelease
8649     if (false);
8650     else if ([event isEqualToString:@"no-cache"])
8651         event = @"!!!";
8652     else if ([event isEqualToString:@"store"])
8653         event = @">>>";
8654     else if ([event isEqualToString:@"invalid"])
8655         event = @"???";
8656     else if ([event isEqualToString:@"memory"])
8657         event = @"mem";
8658     else if ([event isEqualToString:@"disk"])
8659         event = @"ssd";
8660     else if ([event isEqualToString:@"miss"])
8661         event = @"---";
8662
8663     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8664 #endif
8665 }
8666
8667 @end
8668
8669 @interface Cydia : UIApplication <
8670     ConfirmationControllerDelegate,
8671     DatabaseDelegate,
8672     CydiaDelegate,
8673     UINavigationControllerDelegate,
8674     UITabBarControllerDelegate
8675 > {
8676     _H<UIWindow> window_;
8677     _H<CYTabBarController> tabbar_;
8678     _H<CYEmulatedLoadingController> emulated_;
8679
8680     _H<NSMutableArray> essential_;
8681     _H<NSMutableArray> broken_;
8682
8683     Database *database_;
8684
8685     _H<NSURL> starturl_;
8686
8687     unsigned locked_;
8688     unsigned activity_;
8689
8690     _H<StashController> stash_;
8691
8692     bool loaded_;
8693 }
8694
8695 - (void) loadData;
8696
8697 @end
8698
8699 @implementation Cydia
8700
8701 - (void) beginUpdate {
8702     [tabbar_ beginUpdate];
8703 }
8704
8705 - (BOOL) updating {
8706     return [tabbar_ updating];
8707 }
8708
8709 - (void) _loaded {
8710     if ([broken_ count] != 0) {
8711         int count = [broken_ count];
8712
8713         UIAlertView *alert = [[[UIAlertView alloc]
8714             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8715             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8716             delegate:self
8717             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8718             otherButtonTitles:
8719                 UCLocalize("TEMPORARY_IGNORE"),
8720             nil
8721         ] autorelease];
8722
8723         [alert setContext:@"fixhalf"];
8724         [alert setNumberOfRows:2];
8725         [alert show];
8726     } else if (!Ignored_ && [essential_ count] != 0) {
8727         int count = [essential_ count];
8728
8729         UIAlertView *alert = [[[UIAlertView alloc]
8730             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8731             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8732             delegate:self
8733             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8734             otherButtonTitles:
8735                 UCLocalize("UPGRADE_ESSENTIAL"),
8736                 UCLocalize("COMPLETE_UPGRADE"),
8737             nil
8738         ] autorelease];
8739
8740         [alert setContext:@"upgrade"];
8741         [alert show];
8742     }
8743 }
8744
8745 - (void) _saveConfig {
8746     _trace();
8747     MetaFile_.Sync();
8748     _trace();
8749
8750     if (Changed_) {
8751         NSString *error(nil);
8752
8753         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8754             _trace();
8755             NSError *error(nil);
8756             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8757                 NSLog(@"failure to save metadata data: %@", error);
8758             _trace();
8759
8760             Changed_ = false;
8761         } else {
8762             NSLog(@"failure to serialize metadata: %@", error);
8763         }
8764     }
8765 }
8766
8767 // Navigation controller for the queuing badge.
8768 - (UINavigationController *) queueNavigationController {
8769     NSArray *controllers = [tabbar_ viewControllers];
8770     return [controllers objectAtIndex:3];
8771 }
8772
8773 - (void) unloadData {
8774     [tabbar_ unloadData];
8775 }
8776
8777 - (void) _updateData {
8778     [self _saveConfig];
8779
8780     [self unloadData];
8781
8782     UINavigationController *navigation = [self queueNavigationController];
8783
8784     id queuedelegate = nil;
8785     if ([[navigation viewControllers] count] > 0)
8786         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8787
8788     [queuedelegate queueStatusDidChange];
8789     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8790 }
8791
8792 - (void) _refreshIfPossible:(NSDate *)update {
8793     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8794
8795     bool recently = false;
8796     if (update != nil) {
8797         NSTimeInterval interval([update timeIntervalSinceNow]);
8798         if (interval <= 0 && interval > -(15*60))
8799             recently = true;
8800     }
8801
8802     // Don't automatic refresh if:
8803     //  - We already refreshed recently.
8804     //  - We already auto-refreshed this launch.
8805     //  - Auto-refresh is disabled.
8806     if (recently || loaded_ || ManualRefresh) {
8807         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8808
8809         // If we are cancelling, we need to make sure it knows it's already loaded.
8810         loaded_ = true;
8811         return;
8812     } else {
8813         // We are going to load, so remember that.
8814         loaded_ = true;
8815     }
8816
8817     SCNetworkReachabilityFlags flags; {
8818         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8819         SCNetworkReachabilityGetFlags(reachability, &flags);
8820         CFRelease(reachability);
8821     }
8822
8823     // XXX: this elaborate mess is what Apple is using to determine this? :(
8824     // XXX: do we care if the user has to intervene? maybe that's ok?
8825     bool reachable(
8826         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8827             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8828                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8829                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8830             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8831             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8832         )
8833     );
8834
8835     // If we can reach the server, auto-refresh!
8836     if (reachable)
8837         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8838
8839     [pool release];
8840 }
8841
8842 - (void) refreshIfPossible {
8843     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8844 }
8845
8846 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8847     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8848     [hud setText:UCLocalize("RELOADING_DATA")];
8849
8850     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8851
8852     if (hud != nil)
8853         [self removeProgressHUD:hud];
8854
8855     size_t changes(0);
8856
8857     [essential_ removeAllObjects];
8858     [broken_ removeAllObjects];
8859
8860     NSArray *packages([database_ packages]);
8861     for (Package *package in packages) {
8862         if ([package half])
8863             [broken_ addObject:package];
8864         if ([package upgradableAndEssential:NO]) {
8865             if ([package essential])
8866                 [essential_ addObject:package];
8867             ++changes;
8868         }
8869     }
8870
8871     NSLog(@"changes:#%u", changes);
8872
8873     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8874     if (changes != 0) {
8875         _trace();
8876         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8877         [changesItem setBadgeValue:badge];
8878         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8879         [self setApplicationIconBadgeNumber:changes];
8880     } else {
8881         _trace();
8882         [changesItem setBadgeValue:nil];
8883         [changesItem setAnimatedBadge:NO];
8884         [self setApplicationIconBadgeNumber:0];
8885     }
8886
8887     [self _updateData];
8888
8889     [self refreshIfPossible];
8890 }
8891
8892 - (void) updateData {
8893     [self _updateData];
8894 }
8895
8896 - (void) update_ {
8897     [database_ update];
8898 }
8899
8900 - (void) complete {
8901     @synchronized (self) {
8902         [self _reloadDataWithInvocation:nil];
8903     }
8904 }
8905
8906 - (void) disemulate {
8907     if (emulated_ == nil)
8908         return;
8909
8910     [window_ addSubview:[tabbar_ view]];
8911     [[emulated_ view] removeFromSuperview];
8912     emulated_ = nil;
8913     [window_ setUserInteractionEnabled:YES];
8914 }
8915
8916 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
8917     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
8918     if (IsWildcat_)
8919         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8920
8921     UIViewController *parent;
8922     if (emulated_ == nil)
8923         parent = tabbar_;
8924     else if (!force)
8925         parent = emulated_;
8926     else {
8927         [self disemulate];
8928         parent = tabbar_;
8929     }
8930
8931     [parent presentModalViewController:navigation animated:YES];
8932 }
8933
8934 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
8935     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
8936
8937     if (navigation != nil)
8938         [navigation pushViewController:progress animated:YES];
8939     else
8940         [self presentModalViewController:progress force:YES];
8941
8942     [progress invoke:invocation withTitle:title];
8943     return progress;
8944 }
8945
8946 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
8947     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
8948 }
8949
8950 - (void) repairWithInvocation:(NSInvocation *)invocation {
8951     _trace();
8952     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
8953     _trace();
8954 }
8955
8956 - (void) repairWithSelector:(SEL)selector {
8957     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
8958 }
8959
8960 - (void) syncData {
8961     [self _saveConfig];
8962
8963     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8964     _assert(file != NULL);
8965
8966     for (NSString *key in [Sources_ allKeys]) {
8967         NSDictionary *source([Sources_ objectForKey:key]);
8968
8969         fprintf(file, "%s %s %s\n",
8970             [[source objectForKey:@"Type"] UTF8String],
8971             [[source objectForKey:@"URI"] UTF8String],
8972             [[source objectForKey:@"Distribution"] UTF8String]
8973         );
8974     }
8975
8976     fclose(file);
8977
8978     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
8979
8980     [self complete];
8981 }
8982
8983 - (void) addTrivialSource:(NSString *)href {
8984     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8985         @"deb", @"Type",
8986         href, @"URI",
8987         @"./", @"Distribution",
8988     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8989
8990     Changed_ = true;
8991 }
8992
8993 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8994     @synchronized (self) {
8995         [self _reloadDataWithInvocation:invocation];
8996     }
8997 }
8998
8999 - (void) reloadData {
9000     [self reloadDataWithInvocation:nil];
9001 }
9002
9003 - (void) resolve {
9004     pkgProblemResolver *resolver = [database_ resolver];
9005
9006     resolver->InstallProtect();
9007     if (!resolver->Resolve(true))
9008         _error->Discard();
9009 }
9010
9011 - (bool) perform {
9012     // XXX: this is a really crappy way of doing this.
9013     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9014     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9015     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9016     if ([tabbar_ updating])
9017         [tabbar_ cancelUpdate];
9018
9019     if (![database_ prepare])
9020         return false;
9021
9022     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9023     [page setDelegate:self];
9024     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9025
9026     if (IsWildcat_)
9027         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9028     [tabbar_ presentModalViewController:confirm_ animated:YES];
9029
9030     return true;
9031 }
9032
9033 - (void) queue {
9034     @synchronized (self) {
9035         [self perform];
9036     }
9037 }
9038
9039 - (void) clearPackage:(Package *)package {
9040     @synchronized (self) {
9041         [package clear];
9042         [self resolve];
9043         [self perform];
9044     }
9045 }
9046
9047 - (void) installPackages:(NSArray *)packages {
9048     @synchronized (self) {
9049         for (Package *package in packages)
9050             [package install];
9051         [self resolve];
9052         [self perform];
9053     }
9054 }
9055
9056 - (void) installPackage:(Package *)package {
9057     @synchronized (self) {
9058         [package install];
9059         [self resolve];
9060         [self perform];
9061     }
9062 }
9063
9064 - (void) removePackage:(Package *)package {
9065     @synchronized (self) {
9066         [package remove];
9067         [self resolve];
9068         [self perform];
9069     }
9070 }
9071
9072 - (void) distUpgrade {
9073     @synchronized (self) {
9074         if (![database_ upgrade])
9075             return;
9076         [self perform];
9077     }
9078 }
9079
9080 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9081     Queuing_ = false;
9082     ++locked_;
9083     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9084     --locked_;
9085     [self complete];
9086 }
9087
9088 - (void) showSettings {
9089     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9090 }
9091
9092 - (void) retainNetworkActivityIndicator {
9093     if (activity_++ == 0)
9094         [self setNetworkActivityIndicatorVisible:YES];
9095
9096 #if TraceLogging
9097     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9098 #endif
9099 }
9100
9101 - (void) releaseNetworkActivityIndicator {
9102     if (--activity_ == 0)
9103         [self setNetworkActivityIndicatorVisible:NO];
9104
9105 #if TraceLogging
9106     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9107 #endif
9108
9109 }
9110
9111 - (void) cancelAndClear:(bool)clear {
9112     @synchronized (self) {
9113         if (clear) {
9114             [database_ clear];
9115             Queuing_ = false;
9116         } else {
9117             Queuing_ = true;
9118         }
9119
9120         [self _updateData];
9121     }
9122 }
9123
9124 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9125     NSString *context([alert context]);
9126
9127     if ([context isEqualToString:@"conffile"]) {
9128         FILE *input = [database_ input];
9129         if (button == [alert cancelButtonIndex])
9130             fprintf(input, "N\n");
9131         else if (button == [alert firstOtherButtonIndex])
9132             fprintf(input, "Y\n");
9133         fflush(input);
9134
9135         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9136     } else if ([context isEqualToString:@"fixhalf"]) {
9137         if (button == [alert cancelButtonIndex]) {
9138             @synchronized (self) {
9139                 for (Package *broken in (id) broken_) {
9140                     [broken remove];
9141
9142                     NSString *id = [broken id];
9143                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9144                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9145                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9146                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9147                 }
9148
9149                 [self resolve];
9150                 [self perform];
9151             }
9152         } else if (button == [alert firstOtherButtonIndex]) {
9153             [broken_ removeAllObjects];
9154             [self _loaded];
9155         }
9156
9157         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9158     } else if ([context isEqualToString:@"upgrade"]) {
9159         if (button == [alert firstOtherButtonIndex]) {
9160             @synchronized (self) {
9161                 for (Package *essential in (id) essential_)
9162                     [essential install];
9163
9164                 [self resolve];
9165                 [self perform];
9166             }
9167         } else if (button == [alert firstOtherButtonIndex] + 1) {
9168             [self distUpgrade];
9169         } else if (button == [alert cancelButtonIndex]) {
9170             Ignored_ = YES;
9171         }
9172
9173         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9174     }
9175 }
9176
9177 - (void) system:(NSString *)command { _pooled
9178     _trace();
9179     system([command UTF8String]);
9180     _trace();
9181 }
9182
9183 - (void) applicationWillSuspend {
9184     [database_ clean];
9185     [super applicationWillSuspend];
9186 }
9187
9188 - (BOOL) isSafeToSuspend {
9189     if (locked_ != 0) {
9190 #if !ForRelease
9191         NSLog(@"isSafeToSuspend: locked_ != 0");
9192 #endif
9193         return false;
9194     }
9195
9196     // Use external process status API internally.
9197     // This is probably a really bad idea.
9198     // XXX: what is the point of this? does this solve anything at all?
9199     uint64_t status = 0;
9200     int notify_token;
9201     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9202         notify_get_state(notify_token, &status);
9203         notify_cancel(notify_token);
9204     }
9205
9206     if (status != 0) {
9207 #if !ForRelease
9208         NSLog(@"isSafeToSuspend: status != 0");
9209 #endif
9210         return false;
9211     }
9212
9213 #if !ForRelease
9214     NSLog(@"isSafeToSuspend: -> true");
9215 #endif
9216     return true;
9217 }
9218
9219 - (void) applicationSuspend:(__GSEvent *)event {
9220     if ([self isSafeToSuspend])
9221         [super applicationSuspend:event];
9222 }
9223
9224 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9225     if ([self isSafeToSuspend])
9226         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9227 }
9228
9229 - (void) _setSuspended:(BOOL)value {
9230     if ([self isSafeToSuspend])
9231         [super _setSuspended:value];
9232 }
9233
9234 - (UIProgressHUD *) addProgressHUD {
9235     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9236     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9237
9238     [window_ setUserInteractionEnabled:NO];
9239
9240     UIViewController *target(tabbar_);
9241     if (UIViewController *modal = [target modalViewController])
9242         target = modal;
9243
9244     UIView *view([target view]);
9245     [view addSubview:hud];
9246
9247     [hud show:YES];
9248
9249     ++locked_;
9250     return hud;
9251 }
9252
9253 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9254     --locked_;
9255     [hud show:NO];
9256     [hud removeFromSuperview];
9257     [window_ setUserInteractionEnabled:YES];
9258 }
9259
9260 - (CyteViewController *) pageForPackage:(NSString *)name {
9261     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9262 }
9263
9264 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9265     NSString *scheme([[url scheme] lowercaseString]);
9266     if ([[url absoluteString] length] <= [scheme length] + 3)
9267         return nil;
9268     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9269     NSArray *components([path pathComponents]);
9270
9271     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9272         return [self pageForPackage:[components objectAtIndex:1]];
9273
9274     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9275         return nil;
9276
9277     NSString *base([components objectAtIndex:0]);
9278
9279     CyteViewController *controller = nil;
9280
9281     if ([base isEqualToString:@"url"]) {
9282         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9283         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9284         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9285     } else if (!external && [components count] == 1) {
9286         if ([base isEqualToString:@"manage"]) {
9287             controller = [[[ManageController alloc] init] autorelease];
9288         }
9289
9290         if ([base isEqualToString:@"sources"]) {
9291             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9292         }
9293
9294         if ([base isEqualToString:@"home"]) {
9295             controller = [[[HomeController alloc] init] autorelease];
9296         }
9297
9298         if ([base isEqualToString:@"sections"]) {
9299             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9300         }
9301
9302         if ([base isEqualToString:@"search"]) {
9303             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9304         }
9305
9306         if ([base isEqualToString:@"changes"]) {
9307             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9308         }
9309
9310         if ([base isEqualToString:@"installed"]) {
9311             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9312         }
9313     } else if ([components count] == 2) {
9314         NSString *argument = [components objectAtIndex:1];
9315
9316         if ([base isEqualToString:@"package"]) {
9317             controller = [self pageForPackage:argument];
9318         }
9319
9320         if (!external && [base isEqualToString:@"search"]) {
9321             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9322         }
9323
9324         if (!external && [base isEqualToString:@"sections"]) {
9325             if ([argument isEqualToString:@"all"])
9326                 argument = nil;
9327             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9328         }
9329
9330         if (!external && [base isEqualToString:@"sources"]) {
9331             if ([argument isEqualToString:@"add"]) {
9332                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9333                 [(SourcesController *)controller showAddSourcePrompt];
9334             } else {
9335                 Source *source = [database_ sourceWithKey:argument];
9336                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9337             }
9338         }
9339
9340         if (!external && [base isEqualToString:@"launch"]) {
9341             [self launchApplicationWithIdentifier:argument suspended:NO];
9342             return nil;
9343         }
9344     } else if (!external && [components count] == 3) {
9345         NSString *arg1 = [components objectAtIndex:1];
9346         NSString *arg2 = [components objectAtIndex:2];
9347
9348         if ([base isEqualToString:@"package"]) {
9349             if ([arg2 isEqualToString:@"settings"]) {
9350                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9351             } else if ([arg2 isEqualToString:@"files"]) {
9352                 if (Package *package = [database_ packageWithName:arg1]) {
9353                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9354                     [(FileTable *)controller setPackage:package];
9355                 }
9356             }
9357         }
9358     }
9359
9360     [controller setDelegate:self];
9361     return controller;
9362 }
9363
9364 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9365     CyteViewController *page([self pageForURL:url forExternal:external]);
9366
9367     if (page != nil) {
9368         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9369         [nav setViewControllers:[NSArray arrayWithObject:page]];
9370         [tabbar_ setUnselectedViewController:nav];
9371     }
9372
9373     return page != nil;
9374 }
9375
9376 - (void) applicationOpenURL:(NSURL *)url {
9377     [super applicationOpenURL:url];
9378
9379     if (!loaded_)
9380         starturl_ = url;
9381     else
9382         [self openCydiaURL:url forExternal:YES];
9383 }
9384
9385 - (void) applicationWillResignActive:(UIApplication *)application {
9386     // Stop refreshing if you get a phone call or lock the device.
9387     if ([tabbar_ updating])
9388         [tabbar_ cancelUpdate];
9389
9390     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9391         [super applicationWillResignActive:application];
9392 }
9393
9394 - (void) applicationWillTerminate:(UIApplication *)application {
9395     Changed_ = true;
9396     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9397     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9398     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9399
9400     [self _saveConfig];
9401 }
9402
9403 - (void) setConfigurationData:(NSString *)data {
9404     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9405
9406     if (!conffile_r(data)) {
9407         lprintf("E:invalid conffile\n");
9408         return;
9409     }
9410
9411     NSString *ofile = conffile_r[1];
9412     //NSString *nfile = conffile_r[2];
9413
9414     UIAlertView *alert = [[[UIAlertView alloc]
9415         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9416         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9417         delegate:self
9418         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9419         otherButtonTitles:
9420             UCLocalize("ACCEPT_NEW_COPY"),
9421             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9422         nil
9423     ] autorelease];
9424
9425     [alert setContext:@"conffile"];
9426     [alert setNumberOfRows:2];
9427     [alert show];
9428 }
9429
9430 - (void) addStashController {
9431     ++locked_;
9432     stash_ = [[[StashController alloc] init] autorelease];
9433     [window_ addSubview:[stash_ view]];
9434 }
9435
9436 - (void) removeStashController {
9437     [[stash_ view] removeFromSuperview];
9438     stash_ = nil;
9439     --locked_;
9440 }
9441
9442 - (void) stash {
9443     [self setIdleTimerDisabled:YES];
9444
9445     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9446     UpdateExternalStatus(1);
9447     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9448     UpdateExternalStatus(0);
9449
9450     [self removeStashController];
9451
9452     if (ExecFork() == 0) {
9453         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9454         perror("launchctl stop");
9455     }
9456 }
9457
9458 - (void) setupViewControllers {
9459     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9460
9461     NSMutableArray *items([NSMutableArray arrayWithObjects:
9462         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9463         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9464         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9465         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9466     nil]);
9467
9468     if (IsWildcat_) {
9469         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9470         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9471     } else {
9472         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9473     }
9474
9475     NSMutableArray *controllers([NSMutableArray array]);
9476     for (UITabBarItem *item in items) {
9477         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9478         [controller setTabBarItem:item];
9479         [controllers addObject:controller];
9480     }
9481     [tabbar_ setViewControllers:controllers];
9482
9483     [tabbar_ setUpdateDelegate:self];
9484 }
9485
9486 - (void) applicationDidFinishLaunching:(id)unused {
9487 _trace();
9488     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9489         [self setApplicationSupportsShakeToEdit:NO];
9490
9491     @synchronized (HostConfig_) {
9492         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9493     }
9494
9495     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9496         initWithMemoryCapacity:524288
9497         diskCapacity:10485760
9498         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9499     ] autorelease]];
9500
9501     [CydiaWebViewController _initialize];
9502
9503     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9504
9505     // this would disallow http{,s} URLs from accessing this data
9506     //[WebView registerURLSchemeAsLocal:@"cydia"];
9507
9508     Font12_ = [UIFont systemFontOfSize:12];
9509     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9510     Font14_ = [UIFont systemFontOfSize:14];
9511     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9512     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9513
9514     essential_ = [NSMutableArray arrayWithCapacity:4];
9515     broken_ = [NSMutableArray arrayWithCapacity:4];
9516
9517     // XXX: I really need this thing... like, seriously... I'm sorry
9518     [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9519
9520     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9521     [window_ orderFront:self];
9522     [window_ makeKey:self];
9523     [window_ setHidden:NO];
9524
9525     if (
9526         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9527         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9528         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9529         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9530         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9531         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9532         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9533         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9534         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9535         false
9536     ) {
9537         [self addStashController];
9538         // XXX: this would be much cleaner as a yieldToSelector:
9539         // that way the removeStashController could happen right here inline
9540         // we also could no longer require the useless stash_ field anymore
9541         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9542         return;
9543     }
9544
9545     database_ = [Database sharedInstance];
9546     [database_ setDelegate:self];
9547
9548     [window_ setUserInteractionEnabled:NO];
9549     [self setupViewControllers];
9550
9551     emulated_ = [[[CYEmulatedLoadingController alloc] initWithDatabase:database_] autorelease];
9552     [window_ addSubview:[emulated_ view]];
9553
9554     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9555 _trace();
9556 }
9557
9558 - (NSArray *) defaultStartPages {
9559     NSMutableArray *standard = [NSMutableArray array];
9560     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9561     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9562     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9563     if (!IsWildcat_) {
9564         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9565     } else {
9566         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9567         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9568     }
9569     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9570     return standard;
9571 }
9572
9573 - (void) loadData {
9574 _trace();
9575     if (Role_ == nil) {
9576         [window_ setUserInteractionEnabled:YES];
9577         [self showSettings];
9578         return;
9579     } else {
9580         if ([emulated_ modalViewController] != nil)
9581             [emulated_ dismissModalViewControllerAnimated:YES];
9582         [window_ setUserInteractionEnabled:NO];
9583     }
9584
9585     [self reloadData];
9586     PrintTimes();
9587
9588     [self disemulate];
9589
9590     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9591     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9592     int standardIndex = 0;
9593     NSArray *standard = [self defaultStartPages];
9594
9595     BOOL valid = YES;
9596
9597     if (saved == nil)
9598         valid = NO;
9599
9600     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9601     if (valid && closed != nil) {
9602         NSTimeInterval interval([closed timeIntervalSinceNow]);
9603         // XXX: Is 15 minutes the optimal time here?
9604         if (interval > 0 && interval <= -(15*60))
9605             valid = NO;
9606     }
9607
9608     if (valid && [saved count] != [standard count])
9609         valid = NO;
9610
9611     if (valid) {
9612         for (unsigned int i = 0; i < [standard count]; i++) {
9613             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9614             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9615             //      but it's good enough for now.
9616             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9617                 valid = NO;
9618                 break;
9619             }
9620         }
9621     }
9622
9623     NSArray *items = nil;
9624     if (valid) {
9625         [tabbar_ setSelectedIndex:savedIndex];
9626         items = saved;
9627     } else {
9628         [tabbar_ setSelectedIndex:standardIndex];
9629         items = standard;
9630     }
9631
9632     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9633         NSArray *stack = [items objectAtIndex:tab];
9634         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9635         NSMutableArray *current = [NSMutableArray array];
9636
9637         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9638             NSString *addr = [stack objectAtIndex:nav];
9639             NSURL *url = [NSURL URLWithString:addr];
9640             CyteViewController *page = [self pageForURL:url forExternal:NO];
9641             if (page != nil)
9642                 [current addObject:page];
9643         }
9644
9645         [navigation setViewControllers:current];
9646     }
9647
9648     // (Try to) show the startup URL.
9649     if (starturl_ != nil) {
9650         [self openCydiaURL:starturl_ forExternal:NO];
9651         starturl_ = nil;
9652     }
9653 }
9654
9655 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9656     if (item != nil && IsWildcat_) {
9657         [sheet showFromBarButtonItem:item animated:YES];
9658     } else {
9659         [sheet showInView:window_];
9660     }
9661 }
9662
9663 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9664     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9665     [progress setTitle:task];
9666     [progress addProgressEvent:event];
9667 }
9668
9669 - (void) addProgressEventForTask:(NSArray *)data {
9670     CydiaProgressEvent *event([data objectAtIndex:0]);
9671     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9672     [self addProgressEvent:event forTask:task];
9673 }
9674
9675 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9676     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9677 }
9678
9679 @end
9680
9681 /*IMP alloc_;
9682 id Alloc_(id self, SEL selector) {
9683     id object = alloc_(self, selector);
9684     lprintf("[%s]A-%p\n", self->isa->name, object);
9685     return object;
9686 }*/
9687
9688 /*IMP dealloc_;
9689 id Dealloc_(id self, SEL selector) {
9690     id object = dealloc_(self, selector);
9691     lprintf("[%s]D-%p\n", self->isa->name, object);
9692     return object;
9693 }*/
9694
9695 Class $WebDefaultUIKitDelegate;
9696
9697 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9698     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9699         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9700     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9701 }
9702
9703 static NSSet *MobilizedFiles_;
9704
9705 static NSURL *MobilizeURL(NSURL *url) {
9706     NSString *path([url path]);
9707     if ([path hasPrefix:@"/var/root/"]) {
9708         NSString *file([path substringFromIndex:10]);
9709         if ([MobilizedFiles_ containsObject:file])
9710             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9711     }
9712
9713     return url;
9714 }
9715
9716 Class $CFXPreferencesPropertyListSource;
9717 @class CFXPreferencesPropertyListSource;
9718
9719 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9720     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9721     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9722     url = MobilizeURL(url);
9723     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9724     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9725     url = old;
9726     [pool release];
9727     return value;
9728 }
9729
9730 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9731     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9732     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9733     url = MobilizeURL(url);
9734     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9735     //NSLog(@"%@ %@", [url absoluteString], value);
9736     url = old;
9737     [pool release];
9738     return value;
9739 }
9740
9741 Class $NSURLConnection;
9742
9743 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9744     NSMutableURLRequest *copy([request mutableCopy]);
9745
9746     NSURL *url([copy URL]);
9747     NSString *host([url host]);
9748     NSString *scheme([[url scheme] lowercaseString]);
9749
9750     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9751
9752     @synchronized (HostConfig_) {
9753         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9754             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9755                 [copy setHTTPShouldUsePipelining:YES];
9756     }
9757
9758     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9759     } return self;
9760 }
9761
9762 int main(int argc, char *argv[]) { _pooled
9763     _trace();
9764
9765     UpdateExternalStatus(0);
9766
9767     if (Class $UIDevice = objc_getClass("UIDevice")) {
9768         UIDevice *device([$UIDevice currentDevice]);
9769         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9770     } else
9771         IsWildcat_ = false;
9772
9773     UIScreen *screen([UIScreen mainScreen]);
9774     if ([screen respondsToSelector:@selector(scale)])
9775         ScreenScale_ = [screen scale];
9776     else
9777         ScreenScale_ = 1;
9778
9779     UIDevice *device([UIDevice currentDevice]);
9780     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9781         Idiom_ = @"iphone";
9782     else {
9783         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9784         if (idiom == UIUserInterfaceIdiomPhone)
9785             Idiom_ = @"iphone";
9786         else if (idiom == UIUserInterfaceIdiomPad)
9787             Idiom_ = @"ipad";
9788         else
9789             NSLog(@"unknown UIUserInterfaceIdiom!");
9790     }
9791
9792     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
9793
9794     HostConfig_ = [[[NSObject alloc] init] autorelease];
9795     @synchronized (HostConfig_) {
9796         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
9797         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
9798     }
9799
9800     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9801
9802     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9803
9804     MobilizedFiles_ = [NSMutableSet setWithObjects:
9805         @"Library/Preferences/com.apple.Accessibility.plist",
9806         @"Library/Preferences/com.apple.preferences.sounds.plist",
9807     nil];
9808
9809     /* Library Hacks {{{ */
9810     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9811
9812     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
9813
9814     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
9815     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
9816         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9817         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9818     }
9819
9820     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
9821     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
9822         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
9823         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
9824     }
9825
9826     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9827     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9828     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9829         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9830         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9831     }
9832
9833     $NSURLConnection = objc_getClass("NSURLConnection");
9834     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
9835     if (NSURLConnection$init$ != NULL) {
9836         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
9837         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
9838     }
9839     /* }}} */
9840     /* Set Locale {{{ */
9841     Locale_ = CFLocaleCopyCurrent();
9842     Languages_ = [NSLocale preferredLanguages];
9843
9844     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9845     //NSLog(@"%@", [Languages_ description]);
9846
9847     const char *lang;
9848     if (Locale_ != NULL)
9849         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
9850     else if (Languages_ != nil && [Languages_ count] != 0)
9851         lang = [[Languages_ objectAtIndex:0] UTF8String];
9852     else
9853         // XXX: consider just setting to C and then falling through?
9854         lang = NULL;
9855
9856     if (lang != NULL) {
9857         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
9858         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
9859     }
9860
9861     NSLog(@"Setting Language: %s", lang);
9862
9863     if (lang != NULL) {
9864         setenv("LANG", lang, true);
9865         std::setlocale(LC_ALL, lang);
9866     }
9867     /* }}} */
9868
9869     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9870
9871     /* Parse Arguments {{{ */
9872     bool substrate(false);
9873
9874     if (argc != 0) {
9875         char **args(argv);
9876         int arge(1);
9877
9878         for (int argi(1); argi != argc; ++argi)
9879             if (strcmp(argv[argi], "--") == 0) {
9880                 arge = argi;
9881                 argv[argi] = argv[0];
9882                 argv += argi;
9883                 argc -= argi;
9884                 break;
9885             }
9886
9887         for (int argi(1); argi != arge; ++argi)
9888             if (strcmp(args[argi], "--substrate") == 0)
9889                 substrate = true;
9890             else
9891                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9892     }
9893     /* }}} */
9894
9895     App_ = [[NSBundle mainBundle] bundlePath];
9896     Advanced_ = YES;
9897
9898     setuid(0);
9899     setgid(0);
9900
9901     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9902     alloc_ = alloc->method_imp;
9903     alloc->method_imp = (IMP) &Alloc_;*/
9904
9905     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9906     dealloc_ = dealloc->method_imp;
9907     dealloc->method_imp = (IMP) &Dealloc_;*/
9908
9909     /* System Information {{{ */
9910     size_t size;
9911
9912     int maxproc;
9913     size = sizeof(maxproc);
9914     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9915         perror("sysctlbyname(\"kern.maxproc\", ?)");
9916     else if (maxproc < 64) {
9917         maxproc = 64;
9918         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9919             perror("sysctlbyname(\"kern.maxproc\", #)");
9920     }
9921
9922     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9923     char *osversion = new char[size];
9924     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9925         perror("sysctlbyname(\"kern.osversion\", ?)");
9926     else
9927         System_ = [NSString stringWithUTF8String:osversion];
9928
9929     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9930     char *machine = new char[size];
9931     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9932         perror("sysctlbyname(\"hw.machine\", ?)");
9933     else
9934         Machine_ = machine;
9935
9936     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
9937     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
9938     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
9939
9940     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9941
9942     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9943     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9944     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9945
9946     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9947     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9948     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9949
9950     if (mcc != NULL && mnc != NULL)
9951         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9952
9953     if (mnc != NULL)
9954         CFRelease(mnc);
9955     if (mcc != NULL)
9956         CFRelease(mcc);
9957
9958     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9959         Build_ = [system objectForKey:@"ProductBuildVersion"];
9960     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9961         Product_ = [info objectForKey:@"SafariProductVersion"];
9962         Safari_ = [info objectForKey:@"CFBundleVersion"];
9963     }
9964     /* }}} */
9965     /* Load Database {{{ */
9966     _trace();
9967     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9968     _trace();
9969     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9970
9971     if (Metadata_ == NULL)
9972         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9973     else {
9974         Settings_ = [Metadata_ objectForKey:@"Settings"];
9975
9976         Packages_ = [Metadata_ objectForKey:@"Packages"];
9977         Sections_ = [Metadata_ objectForKey:@"Sections"];
9978         Sources_ = [Metadata_ objectForKey:@"Sources"];
9979
9980         Token_ = [Metadata_ objectForKey:@"Token"];
9981     }
9982
9983     if (Settings_ != nil)
9984         Role_ = [Settings_ objectForKey:@"Role"];
9985
9986     if (Sections_ == nil) {
9987         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9988         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9989     }
9990
9991     if (Sources_ == nil) {
9992         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9993         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9994     }
9995     /* }}} */
9996
9997     _trace();
9998     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9999     _trace();
10000
10001     if (Packages_ != nil) {
10002         bool fail(false);
10003         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10004         _trace();
10005
10006         if (!fail) {
10007             [Metadata_ removeObjectForKey:@"Packages"];
10008             Packages_ = nil;
10009             Changed_ = true;
10010         }
10011     }
10012
10013     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10014
10015 #define MobileSubstrate_(name) \
10016     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10017         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10018         if (handle == NULL) \
10019             NSLog(@"%s", dlerror()); \
10020     }
10021
10022     MobileSubstrate_(Activator)
10023     MobileSubstrate_(libstatusbar)
10024     MobileSubstrate_(SimulatedKeyEvents)
10025     MobileSubstrate_(WinterBoard)
10026
10027     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10028         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10029
10030     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10031
10032     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10033         unlink("/tmp/.cydia.fw");
10034         goto firmware;
10035     } else if (access("/User", F_OK) != 0 || version < 4) {
10036       firmware:
10037         _trace();
10038         system("/usr/libexec/cydia/firmware.sh");
10039         _trace();
10040     }
10041
10042     _assert([[NSFileManager defaultManager]
10043         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10044         withIntermediateDirectories:YES
10045         attributes:nil
10046         error:NULL
10047     ]);
10048
10049     if (access("/tmp/cydia.chk", F_OK) == 0) {
10050         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10051             _assert(errno == ENOENT);
10052         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10053             _assert(errno == ENOENT);
10054     }
10055
10056     /* APT Initialization {{{ */
10057     _assert(pkgInitConfig(*_config));
10058     _assert(pkgInitSystem(*_config, _system));
10059
10060     if (lang != NULL)
10061         _config->Set("APT::Acquire::Translation", lang);
10062
10063     // XXX: this timeout might be important :(
10064     //_config->Set("Acquire::http::Timeout", 15);
10065
10066     _config->Set("Acquire::http::MaxParallel", 3);
10067     /* }}} */
10068     /* Color Choices {{{ */
10069     space_ = CGColorSpaceCreateDeviceRGB();
10070
10071     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10072     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10073     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10074     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10075     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10076     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10077     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10078     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10079     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10080
10081     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10082     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10083     /* }}}*/
10084     /* UIKit Configuration {{{ */
10085     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10086     if ($GSFontSetUseLegacyFontMetrics != NULL)
10087         $GSFontSetUseLegacyFontMetrics(YES);
10088
10089     // XXX: I have a feeling this was important
10090     //UIKeyboardDisableAutomaticAppearance();
10091     /* }}} */
10092
10093     Colon_ = UCLocalize("COLON_DELIMITED");
10094     Elision_ = UCLocalize("ELISION");
10095     Error_ = UCLocalize("ERROR");
10096     Warning_ = UCLocalize("WARNING");
10097
10098     _trace();
10099     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10100
10101     CGColorSpaceRelease(space_);
10102     CFRelease(Locale_);
10103
10104     return value;
10105 }