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     NSString *name_;
 680     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 - (void) dealloc {
 696     [name_ release];
 697     if (address_ != nil)
 698         [address_ release];
 699     [super dealloc];
 700 }
 701
 702 - (NSString *) name {
 703     return name_;
 704 }
 705
 706 - (NSString *) address {
 707     return address_;
 708 }
 709
 710 - (void) setAddress:(NSString *)address {
 711     if (address_ != nil)
 712         [address_ autorelease];
 713     if (address == nil)
 714         address_ = nil;
 715     else
 716         address_ = [address retain];
 717 }
 718
 719 + (Address *) addressWithString:(NSString *)string {
 720     return [[[Address alloc] initWithString:string] autorelease];
 721 }
 722
 723 + (NSArray *) _attributeKeys {
 724     return [NSArray arrayWithObjects:
 725         @"address",
 726         @"name",
 727     nil];
 728 }
 729
 730 - (NSArray *) attributeKeys {
 731     return [[self class] _attributeKeys];
 732 }
 733
 734 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 735     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 736 }
 737
 738 - (Address *) initWithString:(NSString *)string {
 739     if ((self = [super init]) != nil) {
 740         const char *data = [string UTF8String];
 741         size_t size = [string length];
 742
 743         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 744
 745         if (address_r(data, size)) {
 746             name_ = [address_r[1] retain];
 747             address_ = [address_r[2] retain];
 748         } else {
 749             name_ = [string retain];
 750             address_ = nil;
 751         }
 752     } return self;
 753 }
 754
 755 @end
 756 /* }}} */
 757 /* CoreGraphics Primitives {{{ */
 758 class CYColor {
 759   private:
 760     CGColorRef color_;
 761
 762     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 763         CGFloat color[] = {red, green, blue, alpha};
 764         return CGColorCreate(space, color);
 765     }
 766
 767   public:
 768     CYColor() :
 769         color_(NULL)
 770     {
 771     }
 772
 773     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 774         color_(Create_(space, red, green, blue, alpha))
 775     {
 776         Set(space, red, green, blue, alpha);
 777     }
 778
 779     void Clear() {
 780         if (color_ != NULL)
 781             CGColorRelease(color_);
 782     }
 783
 784     ~CYColor() {
 785         Clear();
 786     }
 787
 788     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 789         Clear();
 790         color_ = Create_(space, red, green, blue, alpha);
 791     }
 792
 793     operator CGColorRef() {
 794         return color_;
 795     }
 796 };
 797 /* }}} */
 798
 799 /* Random Global Variables {{{ */
 800 static const int PulseInterval_ = 50000;
 801
 802 static const NSString *UI_;
 803
 804 static int Finish_;
 805 static bool RestartSubstrate_;
 806 static NSArray *Finishes_;
 807
 808 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 809 #define NotifyConfig_ "/etc/notify.conf"
 810
 811 static bool Queuing_;
 812
 813 static CYColor Blue_;
 814 static CYColor Blueish_;
 815 static CYColor Black_;
 816 static CYColor Off_;
 817 static CYColor White_;
 818 static CYColor Gray_;
 819 static CYColor Green_;
 820 static CYColor Purple_;
 821 static CYColor Purplish_;
 822
 823 static UIColor *InstallingColor_;
 824 static UIColor *RemovingColor_;
 825
 826 static NSString *App_;
 827
 828 static BOOL Advanced_;
 829 static BOOL Ignored_;
 830
 831 static UIFont *Font12_;
 832 static UIFont *Font12Bold_;
 833 static UIFont *Font14_;
 834 static UIFont *Font18Bold_;
 835 static UIFont *Font22Bold_;
 836
 837 static const char *Machine_ = NULL;
 838 static NSString *System_ = nil;
 839 static NSString *SerialNumber_ = nil;
 840 static NSString *ChipID_ = nil;
 841 static NSString *BBSNum_ = nil;
 842 static _H<NSString> Token_;
 843 static NSString *UniqueID_ = nil;
 844 static NSString *PLMN_ = nil;
 845 static NSString *Build_ = nil;
 846 static NSString *Product_ = nil;
 847 static NSString *Safari_ = nil;
 848
 849 static CFLocaleRef Locale_;
 850 static NSArray *Languages_;
 851 static CGColorSpaceRef space_;
 852
 853 static NSDictionary *SectionMap_;
 854 static NSMutableDictionary *Metadata_;
 855 static _transient NSMutableDictionary *Settings_;
 856 static _transient NSString *Role_;
 857 static _transient NSMutableDictionary *Packages_;
 858 static _transient NSMutableDictionary *Sections_;
 859 static _transient NSMutableDictionary *Sources_;
 860 static bool Changed_;
 861 static time_t now_;
 862
 863 bool IsWildcat_;
 864 static CGFloat ScreenScale_;
 865 static NSString *Idiom_;
 866
 867 static NSMutableDictionary *SessionData_;
 868 static NSObject *HostConfig_;
 869 static NSMutableSet *BridgedHosts_;
 870 static NSMutableSet *PipelinedHosts_;
 871
 872 static NSString *kCydiaProgressEventTypeError = @"Error";
 873 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 874 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 875 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 876 /* }}} */
 877
 878 /* Display Helpers {{{ */
 879 inline float Interpolate(float begin, float end, float fraction) {
 880     return (end - begin) * fraction + begin;
 881 }
 882
 883 static _finline const char *StripVersion_(const char *version) {
 884     const char *colon(strchr(version, ':'));
 885     return colon == NULL ? version : colon + 1;
 886 }
 887
 888 NSString *LocalizeSection(NSString *section) {
 889     static Pcre title_r("^(.*?) \\((.*)\\)$");
 890     if (title_r(section)) {
 891         NSString *parent(title_r[1]);
 892         NSString *child(title_r[2]);
 893
 894         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 895             LocalizeSection(parent),
 896             LocalizeSection(child)
 897         ];
 898     }
 899
 900     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 901 }
 902
 903 NSString *Simplify(NSString *title) {
 904     const char *data = [title UTF8String];
 905     size_t size = [title length];
 906
 907     static Pcre square_r("^\\[(.*)\\]$");
 908     if (square_r(data, size))
 909         return Simplify(square_r[1]);
 910
 911     static Pcre paren_r("^\\((.*)\\)$");
 912     if (paren_r(data, size))
 913         return Simplify(paren_r[1]);
 914
 915     static Pcre title_r("^(.*?) \\((.*)\\)$");
 916     if (title_r(data, size))
 917         return Simplify(title_r[1]);
 918
 919     return title;
 920 }
 921 /* }}} */
 922
 923 NSString *GetLastUpdate() {
 924     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 925
 926     if (update == nil)
 927         return UCLocalize("NEVER_OR_UNKNOWN");
 928
 929     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 930     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 931
 932     CFRelease(formatter);
 933
 934     return [(NSString *) formatted autorelease];
 935 }
 936
 937 bool isSectionVisible(NSString *section) {
 938     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 939     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 940     return hidden == nil || ![hidden boolValue];
 941 }
 942
 943 static id CYIOGetValue(const char *path, NSString *property) {
 944     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 945     if (entry == MACH_PORT_NULL)
 946         return nil;
 947
 948     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 949     IOObjectRelease(entry);
 950
 951     if (value == NULL)
 952         return nil;
 953     return [(id) value autorelease];
 954 }
 955
 956 static NSString *CYHex(NSData *data, bool reverse, bool capital) {
 957     if (data == nil)
 958         return nil;
 959
 960     size_t length([data length]);
 961     uint8_t bytes[length];
 962     [data getBytes:bytes];
 963
 964     char string[length * 2 + 1];
 965     for (size_t i(0); i != length; ++i)
 966         sprintf(string + i * 2, capital ? "%.2X" : "%.2x", bytes[reverse ? length - i - 1 : i]);
 967
 968     return [NSString stringWithUTF8String:string];
 969 }
 970
 971 @class Cydia;
 972
 973 /* Delegate Prototypes {{{ */
 974 @class Package;
 975 @class Source;
 976 @class CydiaProgressEvent;
 977
 978 @protocol DatabaseDelegate
 979 - (void) repairWithSelector:(SEL)selector;
 980 - (void) setConfigurationData:(NSString *)data;
 981 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 982 @end
 983
 984 @class CYPackageController;
 985
 986 @protocol CydiaDelegate
 987 - (void) retainNetworkActivityIndicator;
 988 - (void) releaseNetworkActivityIndicator;
 989 - (void) clearPackage:(Package *)package;
 990 - (void) installPackage:(Package *)package;
 991 - (void) installPackages:(NSArray *)packages;
 992 - (void) removePackage:(Package *)package;
 993 - (void) beginUpdate;
 994 - (BOOL) updating;
 995 - (void) distUpgrade;
 996 - (void) loadData;
 997 - (void) updateData;
 998 - (void) syncData;
 999 - (void) addTrivialSource:(NSString *)href;
1000 - (void) showSettings;
1001 - (UIProgressHUD *) addProgressHUD;
1002 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1003 - (CyteViewController *) pageForPackage:(NSString *)name;
1004 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1005 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1006 @end
1007 /* }}} */
1008
1009 /* Status Delegation {{{ */
1010 class Status :
1011     public pkgAcquireStatus
1012 {
1013   private:
1014     _transient NSObject<ProgressDelegate> *delegate_;
1015     bool cancelled_;
1016
1017   public:
1018     Status() :
1019         delegate_(nil),
1020         cancelled_(false)
1021     {
1022     }
1023
1024     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1025         delegate_ = delegate;
1026     }
1027
1028     NSObject<ProgressDelegate> *getDelegate() const {
1029         return delegate_;
1030     }
1031
1032     virtual bool MediaChange(std::string media, std::string drive) {
1033         return false;
1034     }
1035
1036     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1037     }
1038
1039     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1040         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1041         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1042         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1043     }
1044
1045     virtual void Done(pkgAcquire::ItemDesc &item) {
1046     }
1047
1048     virtual void Fail(pkgAcquire::ItemDesc &item) {
1049         if (
1050             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1051             item.Owner->Status == pkgAcquire::Item::StatDone
1052         )
1053             return;
1054
1055         std::string &error(item.Owner->ErrorText);
1056         if (error.empty())
1057             return;
1058
1059         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1060         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1061     }
1062
1063     virtual bool Pulse(pkgAcquire *Owner) {
1064         bool value = pkgAcquireStatus::Pulse(Owner);
1065
1066         double percent(
1067             double(CurrentBytes + CurrentItems) /
1068             double(TotalBytes + TotalItems)
1069         );
1070
1071         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1072             [NSNumber numberWithDouble:percent], @"Percent",
1073
1074             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1075             [NSNumber numberWithDouble:TotalBytes], @"Total",
1076             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1077         nil] waitUntilDone:YES];
1078
1079         if (value && ![delegate_ isProgressCancelled])
1080             return true;
1081         else {
1082             cancelled_ = true;
1083             return false;
1084         }
1085     }
1086
1087     _finline bool WasCancelled() const {
1088         return cancelled_;
1089     }
1090
1091     virtual void Start() {
1092         pkgAcquireStatus::Start();
1093         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1094     }
1095
1096     virtual void Stop() {
1097         pkgAcquireStatus::Stop();
1098         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1099         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1100     }
1101 };
1102 /* }}} */
1103 /* Database Interface {{{ */
1104 typedef std::map< unsigned long, _H<Source> > SourceMap;
1105
1106 @interface Database : NSObject {
1107     NSZone *zone_;
1108     apr_pool_t *pool_;
1109
1110     unsigned era_;
1111
1112     pkgCacheFile cache_;
1113     pkgDepCache::Policy *policy_;
1114     pkgRecords *records_;
1115     pkgProblemResolver *resolver_;
1116     pkgAcquire *fetcher_;
1117     FileFd *lock_;
1118     SPtr<pkgPackageManager> manager_;
1119     pkgSourceList *list_;
1120
1121     SourceMap sourceMap_;
1122     NSMutableArray *sourceList_;
1123
1124     CFMutableArrayRef packages_;
1125
1126     _transient NSObject<DatabaseDelegate> *delegate_;
1127     _transient NSObject<ProgressDelegate> *progress_;
1128
1129     Status status_;
1130
1131     int cydiafd_;
1132     int statusfd_;
1133     FILE *input_;
1134
1135     std::map<const char *, _H<NSString> > sections_;
1136 }
1137
1138 + (Database *) sharedInstance;
1139 - (unsigned) era;
1140
1141 - (void) _readCydia:(NSNumber *)fd;
1142 - (void) _readStatus:(NSNumber *)fd;
1143 - (void) _readOutput:(NSNumber *)fd;
1144
1145 - (FILE *) input;
1146
1147 - (Package *) packageWithName:(NSString *)name;
1148
1149 - (pkgCacheFile &) cache;
1150 - (pkgDepCache::Policy *) policy;
1151 - (pkgRecords *) records;
1152 - (pkgProblemResolver *) resolver;
1153 - (pkgAcquire &) fetcher;
1154 - (pkgSourceList &) list;
1155 - (NSArray *) packages;
1156 - (NSArray *) sources;
1157 - (Source *) sourceWithKey:(NSString *)key;
1158 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1159
1160 - (void) configure;
1161 - (bool) prepare;
1162 - (void) perform;
1163 - (bool) upgrade;
1164 - (void) update;
1165
1166 - (void) updateWithStatus:(Status &)status;
1167
1168 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1169
1170 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1171 - (NSObject<ProgressDelegate> *) progressDelegate;
1172
1173 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1174
1175 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1176
1177 @end
1178 /* }}} */
1179 /* ProgressEvent Implementation {{{ */
1180 @implementation CydiaProgressEvent
1181
1182 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1183     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1184 }
1185
1186 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1187     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1188     [event setPackage:package];
1189     return event;
1190 }
1191
1192 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1193     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1194
1195     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1196     NSArray *fields([description componentsSeparatedByString:@" "]);
1197     [event setItem:fields];
1198
1199     if ([fields count] > 3) {
1200         [event setPackage:[fields objectAtIndex:2]];
1201         [event setVersion:[fields objectAtIndex:3]];
1202     }
1203
1204     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1205
1206     return event;
1207 }
1208
1209 + (NSArray *) _attributeKeys {
1210     return [NSArray arrayWithObjects:
1211         @"item",
1212         @"message",
1213         @"package",
1214         @"type",
1215         @"url",
1216         @"version",
1217     nil];
1218 }
1219
1220 - (NSArray *) attributeKeys {
1221     return [[self class] _attributeKeys];
1222 }
1223
1224 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1225     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1226 }
1227
1228 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1229     if ((self = [super init]) != nil) {
1230         message_ = message;
1231         type_ = type;
1232     } return self;
1233 }
1234
1235 - (NSString *) message {
1236     return message_;
1237 }
1238
1239 - (NSString *) type {
1240     return type_;
1241 }
1242
1243 - (NSArray *) item {
1244     return (id) item_ ?: [NSNull null];
1245 }
1246
1247 - (void) setItem:(NSArray *)item {
1248     item_ = item;
1249 }
1250
1251 - (NSString *) package {
1252     return (id) package_ ?: [NSNull null];
1253 }
1254
1255 - (void) setPackage:(NSString *)package {
1256     package_ = package;
1257 }
1258
1259 - (NSString *) url {
1260     return (id) url_ ?: [NSNull null];
1261 }
1262
1263 - (void) setURL:(NSString *)url {
1264     url_ = url;
1265 }
1266
1267 - (void) setVersion:(NSString *)version {
1268     version_ = version;
1269 }
1270
1271 - (NSString *) version {
1272     return (id) version_ ?: [NSNull null];
1273 }
1274
1275 - (NSString *) compound:(NSString *)value {
1276     if (value != nil) {
1277         NSString *mode(nil); {
1278             NSString *type([self type]);
1279             if ([type isEqualToString:kCydiaProgressEventTypeError])
1280                 mode = UCLocalize("ERROR");
1281             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1282                 mode = UCLocalize("WARNING");
1283         }
1284
1285         if (mode != nil)
1286             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1287     }
1288
1289     return value;
1290 }
1291
1292 - (NSString *) compoundMessage {
1293     return [self compound:[self message]];
1294 }
1295
1296 - (NSString *) compoundTitle {
1297     NSString *title;
1298
1299     if (package_ == nil)
1300         title = nil;
1301     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1302         title = [package name];
1303     else
1304         title = package_;
1305
1306     return [self compound:title];
1307 }
1308
1309 @end
1310 /* }}} */
1311
1312 // Cytore Definitions {{{
1313 struct PackageValue :
1314     Cytore::Block
1315 {
1316     Cytore::Offset<PackageValue> next_;
1317
1318     uint32_t index_ : 23;
1319     uint32_t subscribed_ : 1;
1320     uint32_t : 8;
1321
1322     int32_t first_;
1323     int32_t last_;
1324
1325     uint16_t vhash_;
1326     uint16_t nhash_;
1327
1328     char version_[8];
1329     char name_[];
1330 };
1331
1332 struct MetaValue :
1333     Cytore::Block
1334 {
1335     uint32_t active_;
1336     Cytore::Offset<PackageValue> packages_[1 << 16];
1337 };
1338
1339 static Cytore::File<MetaValue> MetaFile_;
1340 // }}}
1341 // Cytore Helper Functions {{{
1342 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1343     SplitHash nhash = { hashlittle(name, length) };
1344
1345     PackageValue *metadata;
1346
1347     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1348     offset: if (offset->IsNull()) {
1349         *offset = MetaFile_.New<PackageValue>(length + 1);
1350         metadata = &MetaFile_.Get(*offset);
1351
1352         if (metadata == NULL) {
1353             if (fail != NULL)
1354                 *fail = true;
1355
1356             metadata = new PackageValue();
1357             memset(metadata, 0, sizeof(*metadata));
1358         }
1359
1360         memcpy(metadata->name_, name, length + 1);
1361         metadata->nhash_ = nhash.u16[1];
1362     } else {
1363         metadata = &MetaFile_.Get(*offset);
1364
1365         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1366             offset = &metadata->next_;
1367             goto offset;
1368         }
1369     }
1370
1371     return metadata;
1372 }
1373
1374 static void PackageImport(const void *key, const void *value, void *context) {
1375     bool &fail(*reinterpret_cast<bool *>(context));
1376
1377     char buffer[1024];
1378     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1379         NSLog(@"failed to import package %@", key);
1380         return;
1381     }
1382
1383     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1384     NSDictionary *package((NSDictionary *) value);
1385
1386     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1387         if ([subscribed boolValue] && !metadata->subscribed_)
1388             metadata->subscribed_ = true;
1389
1390     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1391         time_t time([date timeIntervalSince1970]);
1392         if (metadata->first_ > time || metadata->first_ == 0)
1393             metadata->first_ = time;
1394     }
1395
1396     NSDate *date([package objectForKey:@"LastSeen"]);
1397     NSString *version([package objectForKey:@"LastVersion"]);
1398
1399     if (date != nil && version != nil) {
1400         time_t time([date timeIntervalSince1970]);
1401         if (metadata->last_ < time || metadata->last_ == 0)
1402             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1403                 size_t length(strlen(buffer));
1404                 uint16_t vhash(hashlittle(buffer, length));
1405
1406                 size_t capped(std::min<size_t>(8, length));
1407                 char *latest(buffer + length - capped);
1408
1409                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1410                 metadata->vhash_ = vhash;
1411
1412                 metadata->last_ = time;
1413             }
1414     }
1415 }
1416 // }}}
1417
1418 /* Source Class {{{ */
1419 @interface Source : NSObject {
1420     CYString depiction_;
1421     CYString description_;
1422     CYString label_;
1423     CYString origin_;
1424     CYString support_;
1425
1426     CYString uri_;
1427     CYString distribution_;
1428     CYString type_;
1429     CYString version_;
1430
1431     _H<NSString> host_;
1432     _H<NSString> authority_;
1433
1434     CYString defaultIcon_;
1435
1436     _H<NSDictionary> record_;
1437     BOOL trusted_;
1438 }
1439
1440 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1441
1442 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1443
1444 - (NSString *) depictionForPackage:(NSString *)package;
1445 - (NSString *) supportForPackage:(NSString *)package;
1446
1447 - (NSDictionary *) record;
1448 - (BOOL) trusted;
1449
1450 - (NSString *) uri;
1451 - (NSString *) distribution;
1452 - (NSString *) type;
1453 - (NSString *) key;
1454 - (NSString *) host;
1455
1456 - (NSString *) name;
1457 - (NSString *) shortDescription;
1458 - (NSString *) label;
1459 - (NSString *) origin;
1460 - (NSString *) version;
1461
1462 - (NSString *) defaultIcon;
1463
1464 @end
1465
1466 @implementation Source
1467
1468 - (void) _clear {
1469     uri_.clear();
1470     distribution_.clear();
1471     type_.clear();
1472
1473     description_.clear();
1474     label_.clear();
1475     origin_.clear();
1476     depiction_.clear();
1477     support_.clear();
1478     version_.clear();
1479     defaultIcon_.clear();
1480
1481     record_ = nil;
1482     host_ = nil;
1483     authority_ = nil;
1484 }
1485
1486 - (void) dealloc {
1487     // XXX: this is a very inefficient way to call these deconstructors
1488     [self _clear];
1489     [super dealloc];
1490 }
1491
1492 + (NSArray *) _attributeKeys {
1493     return [NSArray arrayWithObjects:
1494         @"distribution",
1495         @"host",
1496         @"key",
1497         @"label",
1498         @"name",
1499         @"origin",
1500         @"shortDescription",
1501         @"trusted",
1502         @"type",
1503         @"uri",
1504         @"version",
1505     nil];
1506 }
1507
1508 - (NSArray *) attributeKeys {
1509     return [[self class] _attributeKeys];
1510 }
1511
1512 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1513     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1514 }
1515
1516 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1517     [self _clear];
1518
1519     trusted_ = index->IsTrusted();
1520
1521     uri_.set(pool, index->GetURI());
1522     distribution_.set(pool, index->GetDist());
1523     type_.set(pool, index->GetType());
1524
1525     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1526     if (dindex != NULL) {
1527         FileFd fd;
1528         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1529             _error->Discard();
1530         else {
1531             pkgTagFile tags(&fd);
1532
1533             pkgTagSection section;
1534             tags.Step(section);
1535
1536             struct {
1537                 const char *name_;
1538                 CYString *value_;
1539             } names[] = {
1540                 {"default-icon", &defaultIcon_},
1541                 {"depiction", &depiction_},
1542                 {"description", &description_},
1543                 {"label", &label_},
1544                 {"origin", &origin_},
1545                 {"support", &support_},
1546                 {"version", &version_},
1547             };
1548
1549             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1550                 const char *start, *end;
1551
1552                 if (section.Find(names[i].name_, start, end)) {
1553                     CYString &value(*names[i].value_);
1554                     value.set(pool, start, end - start);
1555                 }
1556             }
1557         }
1558     }
1559
1560     record_ = [Sources_ objectForKey:[self key]];
1561
1562     NSURL *url([NSURL URLWithString:uri_]);
1563
1564     host_ = [url host];
1565     if (host_ != nil)
1566         host_ = [host_ lowercaseString];
1567
1568     if (host_ != nil)
1569         // XXX: this is due to a bug in _H<>
1570         authority_ = (id) host_;
1571     else
1572         authority_ = [url path];
1573 }
1574
1575 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1576     if ((self = [super init]) != nil) {
1577         [self setMetaIndex:index inPool:pool];
1578     } return self;
1579 }
1580
1581 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1582     NSDictionary *lhr = [self record];
1583     NSDictionary *rhr = [source record];
1584
1585     if (lhr != rhr)
1586         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1587
1588     NSString *lhs = [self name];
1589     NSString *rhs = [source name];
1590
1591     if ([lhs length] != 0 && [rhs length] != 0) {
1592         unichar lhc = [lhs characterAtIndex:0];
1593         unichar rhc = [rhs characterAtIndex:0];
1594
1595         if (isalpha(lhc) && !isalpha(rhc))
1596             return NSOrderedAscending;
1597         else if (!isalpha(lhc) && isalpha(rhc))
1598             return NSOrderedDescending;
1599     }
1600
1601     return [lhs compare:rhs options:LaxCompareOptions_];
1602 }
1603
1604 - (NSString *) depictionForPackage:(NSString *)package {
1605     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1606 }
1607
1608 - (NSString *) supportForPackage:(NSString *)package {
1609     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1610 }
1611
1612 - (NSDictionary *) record {
1613     return record_;
1614 }
1615
1616 - (BOOL) trusted {
1617     return trusted_;
1618 }
1619
1620 - (NSString *) uri {
1621     return uri_;
1622 }
1623
1624 - (NSString *) distribution {
1625     return distribution_;
1626 }
1627
1628 - (NSString *) type {
1629     return type_;
1630 }
1631
1632 - (NSString *) key {
1633     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1634 }
1635
1636 - (NSString *) host {
1637     return host_;
1638 }
1639
1640 - (NSString *) name {
1641     return origin_.empty() ? (id) authority_ : origin_;
1642 }
1643
1644 - (NSString *) shortDescription {
1645     return description_;
1646 }
1647
1648 - (NSString *) label {
1649     return label_.empty() ? (id) authority_ : label_;
1650 }
1651
1652 - (NSString *) origin {
1653     return origin_;
1654 }
1655
1656 - (NSString *) version {
1657     return version_;
1658 }
1659
1660 - (NSString *) defaultIcon {
1661     return defaultIcon_;
1662 }
1663
1664 @end
1665 /* }}} */
1666 /* CydiaOperation Class {{{ */
1667 @interface CydiaOperation : NSObject {
1668     NSString *operator_;
1669     NSString *value_;
1670 }
1671
1672 - (NSString *) operator;
1673 - (NSString *) value;
1674
1675 @end
1676
1677 @implementation CydiaOperation
1678
1679 - (void) dealloc {
1680     [operator_ release];
1681     [value_ release];
1682     [super dealloc];
1683 }
1684
1685 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1686     if ((self = [super init]) != nil) {
1687         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1688         value_ = [[NSString alloc] initWithUTF8String:value];
1689     } return self;
1690 }
1691
1692 + (NSArray *) _attributeKeys {
1693     return [NSArray arrayWithObjects:
1694         @"operator",
1695         @"value",
1696     nil];
1697 }
1698
1699 - (NSArray *) attributeKeys {
1700     return [[self class] _attributeKeys];
1701 }
1702
1703 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1704     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1705 }
1706
1707 - (NSString *) operator {
1708     return operator_;
1709 }
1710
1711 - (NSString *) value {
1712     return value_;
1713 }
1714
1715 @end
1716 /* }}} */
1717 /* CydiaClause Class {{{ */
1718 @interface CydiaClause : NSObject {
1719     NSString *package_;
1720     CydiaOperation *version_;
1721 }
1722
1723 - (NSString *) package;
1724 - (CydiaOperation *) version;
1725
1726 @end
1727
1728 @implementation CydiaClause
1729
1730 - (void) dealloc {
1731     [package_ release];
1732     [version_ release];
1733     [super dealloc];
1734 }
1735
1736 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1737     if ((self = [super init]) != nil) {
1738         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1739
1740         if (const char *version = dep.TargetVer())
1741             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1742         else
1743             version_ = [[NSNull null] retain];
1744     } return self;
1745 }
1746
1747 + (NSArray *) _attributeKeys {
1748     return [NSArray arrayWithObjects:
1749         @"package",
1750         @"version",
1751     nil];
1752 }
1753
1754 - (NSArray *) attributeKeys {
1755     return [[self class] _attributeKeys];
1756 }
1757
1758 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1759     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1760 }
1761
1762 - (NSString *) package {
1763     return package_;
1764 }
1765
1766 - (CydiaOperation *) version {
1767     return version_;
1768 }
1769
1770 @end
1771 /* }}} */
1772 /* CydiaRelation Class {{{ */
1773 @interface CydiaRelation : NSObject {
1774     NSString *relationship_;
1775     NSMutableArray *clauses_;
1776 }
1777
1778 - (NSString *) relationship;
1779 - (NSArray *) clauses;
1780
1781 @end
1782
1783 @implementation CydiaRelation
1784
1785 - (void) dealloc {
1786     [relationship_ release];
1787     [clauses_ release];
1788     [super dealloc];
1789 }
1790
1791 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1792     if ((self = [super init]) != nil) {
1793         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1794         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1795
1796         pkgCache::DepIterator start;
1797         pkgCache::DepIterator end;
1798         dep.GlobOr(start, end); // ++dep
1799
1800         _forever {
1801             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1802
1803             // yes, seriously. (wtf?)
1804             if (start == end)
1805                 break;
1806             ++start;
1807         }
1808     } return self;
1809 }
1810
1811 + (NSArray *) _attributeKeys {
1812     return [NSArray arrayWithObjects:
1813         @"clauses",
1814         @"relationship",
1815     nil];
1816 }
1817
1818 - (NSArray *) attributeKeys {
1819     return [[self class] _attributeKeys];
1820 }
1821
1822 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1823     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1824 }
1825
1826 - (NSString *) relationship {
1827     return relationship_;
1828 }
1829
1830 - (NSArray *) clauses {
1831     return clauses_;
1832 }
1833
1834 - (void) addClause:(CydiaClause *)clause {
1835     [clauses_ addObject:clause];
1836 }
1837
1838 @end
1839 /* }}} */
1840 /* Package Class {{{ */
1841 struct ParsedPackage {
1842     CYString tagline_;
1843
1844     CYString icon_;
1845
1846     CYString depiction_;
1847     CYString homepage_;
1848
1849     CYString sponsor_;
1850     CYString author_;
1851
1852     CYString bugs_;
1853     CYString support_;
1854 };
1855
1856 @interface Package : NSObject {
1857     uint32_t era_ : 26;
1858     uint32_t role_ : 3;
1859     uint32_t essential_ : 1;
1860     uint32_t obsolete_ : 1;
1861     uint32_t ignored_ : 1;
1862
1863     apr_pool_t *pool_;
1864
1865     _transient Database *database_;
1866
1867     pkgCache::VerIterator version_;
1868     pkgCache::PkgIterator iterator_;
1869     pkgCache::VerFileIterator file_;
1870
1871     CYString id_;
1872     CYString name_;
1873
1874     CYString latest_;
1875     CYString installed_;
1876
1877     const char *section_;
1878     _transient NSString *section$_;
1879
1880     Source *source_;
1881
1882     PackageValue *metadata_;
1883     ParsedPackage *parsed_;
1884
1885     NSMutableArray *tags_;
1886 }
1887
1888 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1889 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1890
1891 - (pkgCache::PkgIterator) iterator;
1892 - (void) parse;
1893
1894 - (NSString *) section;
1895 - (NSString *) simpleSection;
1896
1897 - (NSString *) longSection;
1898 - (NSString *) shortSection;
1899
1900 - (NSString *) uri;
1901
1902 - (Address *) maintainer;
1903 - (size_t) size;
1904 - (NSString *) longDescription;
1905 - (NSString *) shortDescription;
1906 - (unichar) index;
1907
1908 - (PackageValue *) metadata;
1909 - (time_t) seen;
1910
1911 - (bool) subscribed;
1912 - (bool) setSubscribed:(bool)subscribed;
1913
1914 - (BOOL) ignored;
1915
1916 - (NSString *) latest;
1917 - (NSString *) installed;
1918 - (BOOL) uninstalled;
1919
1920 - (BOOL) valid;
1921 - (BOOL) upgradableAndEssential:(BOOL)essential;
1922 - (BOOL) essential;
1923 - (BOOL) broken;
1924 - (BOOL) unfiltered;
1925 - (BOOL) visible;
1926
1927 - (BOOL) half;
1928 - (BOOL) halfConfigured;
1929 - (BOOL) halfInstalled;
1930 - (BOOL) hasMode;
1931 - (NSString *) mode;
1932
1933 - (NSString *) id;
1934 - (NSString *) name;
1935 - (UIImage *) icon;
1936 - (NSString *) homepage;
1937 - (NSString *) depiction;
1938 - (Address *) author;
1939
1940 - (NSString *) support;
1941
1942 - (NSArray *) files;
1943 - (NSArray *) warnings;
1944 - (NSArray *) applications;
1945
1946 - (Source *) source;
1947
1948 - (BOOL) matches:(NSString *)text;
1949
1950 - (bool) hasSupportingRole;
1951 - (BOOL) hasTag:(NSString *)tag;
1952 - (NSString *) primaryPurpose;
1953 - (NSArray *) purposes;
1954 - (bool) isCommercial;
1955
1956 - (void) setIndex:(size_t)index;
1957
1958 - (CYString &) cyname;
1959
1960 - (uint32_t) compareBySection:(NSArray *)sections;
1961
1962 - (void) install;
1963 - (void) remove;
1964
1965 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1966 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1967 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1968 - (bool) isVisibleInSection:(NSString *)section;
1969 - (bool) isVisibleInSource:(Source *)source;
1970
1971 @end
1972
1973 uint32_t PackageChangesRadix(Package *self, void *) {
1974     union {
1975         uint32_t key;
1976
1977         struct {
1978             uint32_t timestamp : 30;
1979             uint32_t ignored : 1;
1980             uint32_t upgradable : 1;
1981         } bits;
1982     } value;
1983
1984     bool upgradable([self upgradableAndEssential:YES]);
1985     value.bits.upgradable = upgradable ? 1 : 0;
1986
1987     if (upgradable) {
1988         value.bits.timestamp = 0;
1989         value.bits.ignored = [self ignored] ? 0 : 1;
1990         value.bits.upgradable = 1;
1991     } else {
1992         value.bits.timestamp = [self seen] >> 2;
1993         value.bits.ignored = 0;
1994         value.bits.upgradable = 0;
1995     }
1996
1997     return _not(uint32_t) - value.key;
1998 }
1999
2000 uint32_t PackagePrefixRadix(Package *self, void *context) {
2001     size_t offset(reinterpret_cast<size_t>(context));
2002     CYString &name([self cyname]);
2003
2004     size_t size(name.size());
2005     if (size == 0)
2006         return 0;
2007     char *text(name.data());
2008
2009     size_t zeros;
2010     if (!isdigit(text[0]))
2011         zeros = 0;
2012     else {
2013         size_t digits(1);
2014         while (size != digits && isdigit(text[digits]))
2015             if (++digits == 4)
2016                 break;
2017         zeros = 4 - digits;
2018     }
2019
2020     uint8_t data[4];
2021
2022     if (offset == 0 && zeros != 0) {
2023         memset(data, '0', zeros);
2024         memcpy(data + zeros, text, 4 - zeros);
2025     } else {
2026         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2027         if (size <= offset - zeros)
2028             return 0;
2029
2030         text += offset - zeros;
2031         size -= offset - zeros;
2032
2033         if (size >= 4)
2034             memcpy(data, text, 4);
2035         else {
2036             memcpy(data, text, size);
2037             memset(data + size, 0, 4 - size);
2038         }
2039
2040         for (size_t i(0); i != 4; ++i)
2041             if (isalpha(data[i]))
2042                 data[i] |= 0x20;
2043     }
2044
2045     if (offset == 0)
2046         if (data[0] == '@')
2047             data[0] = 0x7f;
2048         else
2049             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2050
2051     /* XXX: ntohl may be more honest */
2052     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2053 }
2054
2055 CYString &(*PackageName)(Package *self, SEL sel);
2056
2057 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2058     _profile(PackageNameCompare)
2059         CYString &lhi(PackageName(lhs, @selector(cyname)));
2060         CYString &rhi(PackageName(rhs, @selector(cyname)));
2061         CFStringRef lhn(lhi), rhn(rhi);
2062
2063         if (lhn == NULL)
2064             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2065         else if (rhn == NULL)
2066             return NSOrderedDescending;
2067
2068         _profile(PackageNameCompare$NumbersLast)
2069             if (!lhi.empty() && !rhi.empty()) {
2070                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2071                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2072                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2073                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2074                     return lha ? NSOrderedAscending : NSOrderedDescending;
2075             }
2076         _end
2077
2078         CFIndex length = CFStringGetLength(lhn);
2079
2080         _profile(PackageNameCompare$Compare)
2081             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2082         _end
2083     _end
2084 }
2085
2086 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2087     return PackageNameCompare(*lhs, *rhs, context);
2088 }
2089
2090 struct PackageNameOrdering :
2091     std::binary_function<Package *, Package *, bool>
2092 {
2093     _finline bool operator ()(Package *lhs, Package *rhs) const {
2094         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2095     }
2096 };
2097
2098 @implementation Package
2099
2100 - (NSString *) description {
2101     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2102 }
2103
2104 - (void) dealloc {
2105     if (parsed_ != NULL)
2106         delete parsed_;
2107     if (source_ != nil)
2108         [source_ release];
2109     if (tags_ != nil)
2110         [tags_ release];
2111     [super dealloc];
2112 }
2113
2114 + (NSString *) webScriptNameForSelector:(SEL)selector {
2115     if (false);
2116     else if (selector == @selector(clear))
2117         return @"clear";
2118     else if (selector == @selector(getField:))
2119         return @"getField";
2120     else if (selector == @selector(hasTag:))
2121         return @"hasTag";
2122     else if (selector == @selector(install))
2123         return @"install";
2124     else if (selector == @selector(remove))
2125         return @"remove";
2126     else
2127         return nil;
2128 }
2129
2130 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2131     return [self webScriptNameForSelector:selector] == nil;
2132 }
2133
2134 + (NSArray *) _attributeKeys {
2135     return [NSArray arrayWithObjects:
2136         @"applications",
2137         @"author",
2138         @"depiction",
2139         @"essential",
2140         @"homepage",
2141         @"icon",
2142         @"id",
2143         @"installed",
2144         @"latest",
2145         @"longDescription",
2146         @"longSection",
2147         @"maintainer",
2148         @"mode",
2149         @"name",
2150         @"purposes",
2151         @"relations",
2152         @"section",
2153         @"selection",
2154         @"shortDescription",
2155         @"shortSection",
2156         @"simpleSection",
2157         @"size",
2158         @"source",
2159         @"sponsor",
2160         @"state",
2161         @"support",
2162         @"tags",
2163         @"warnings",
2164     nil];
2165 }
2166
2167 - (NSArray *) attributeKeys {
2168     return [[self class] _attributeKeys];
2169 }
2170
2171 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2172     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2173 }
2174
2175 - (NSArray *) relations {
2176 @synchronized (database_) {
2177     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2178     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2179         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2180     return relations;
2181 } }
2182
2183 - (NSString *) getField:(NSString *)name {
2184 @synchronized (database_) {
2185     if ([database_ era] != era_ || file_.end())
2186         return nil;
2187
2188     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2189
2190     const char *start, *end;
2191     if (!parser.Find([name UTF8String], start, end))
2192         return (NSString *) [NSNull null];
2193
2194     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2195 } }
2196
2197 - (void) parse {
2198     if (parsed_ != NULL)
2199         return;
2200 @synchronized (database_) {
2201     if ([database_ era] != era_ || file_.end())
2202         return;
2203
2204     ParsedPackage *parsed(new ParsedPackage);
2205     parsed_ = parsed;
2206
2207     _profile(Package$parse)
2208         pkgRecords::Parser *parser;
2209
2210         _profile(Package$parse$Lookup)
2211             parser = &[database_ records]->Lookup(file_);
2212         _end
2213
2214         CYString website;
2215
2216         _profile(Package$parse$Find)
2217             struct {
2218                 const char *name_;
2219                 CYString *value_;
2220             } names[] = {
2221                 {"icon", &parsed->icon_},
2222                 {"depiction", &parsed->depiction_},
2223                 {"homepage", &parsed->homepage_},
2224                 {"website", &website},
2225                 {"bugs", &parsed->bugs_},
2226                 {"support", &parsed->support_},
2227                 {"sponsor", &parsed->sponsor_},
2228                 {"author", &parsed->author_},
2229             };
2230
2231             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2232                 const char *start, *end;
2233
2234                 if (parser->Find(names[i].name_, start, end)) {
2235                     CYString &value(*names[i].value_);
2236                     _profile(Package$parse$Value)
2237                         value.set(pool_, start, end - start);
2238                     _end
2239                 }
2240             }
2241         _end
2242
2243         _profile(Package$parse$Tagline)
2244             const char *start, *end;
2245             if (parser->ShortDesc(start, end)) {
2246                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2247                 if (stop == NULL)
2248                     stop = end;
2249                 while (stop != start && stop[-1] == '\r')
2250                     --stop;
2251                 parsed->tagline_.set(pool_, start, stop - start);
2252             }
2253         _end
2254
2255         _profile(Package$parse$Retain)
2256             if (parsed->homepage_.empty())
2257                 parsed->homepage_ = website;
2258             if (parsed->homepage_ == parsed->depiction_)
2259                 parsed->homepage_.clear();
2260         _end
2261     _end
2262 } }
2263
2264 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2265     if ((self = [super init]) != nil) {
2266     _profile(Package$initWithVersion)
2267         pool_ = pool;
2268
2269         database_ = database;
2270         era_ = [database era];
2271
2272         version_ = version;
2273
2274         pkgCache::PkgIterator iterator(version.ParentPkg());
2275         iterator_ = iterator;
2276
2277         _profile(Package$initWithVersion$Version)
2278             if (!version_.end())
2279                 file_ = version_.FileList();
2280             else {
2281                 pkgCache &cache([database_ cache]);
2282                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2283             }
2284         _end
2285
2286         _profile(Package$initWithVersion$Cache)
2287             name_.set(NULL, iterator.Display());
2288
2289             latest_.set(NULL, StripVersion_(version_.VerStr()));
2290
2291             pkgCache::VerIterator current(iterator.CurrentVer());
2292             if (!current.end())
2293                 installed_.set(NULL, StripVersion_(current.VerStr()));
2294         _end
2295
2296         _profile(Package$initWithVersion$Tags)
2297             pkgCache::TagIterator tag(iterator.TagList());
2298             if (!tag.end()) {
2299                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2300                 do {
2301                     const char *name(tag.Name());
2302                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2303
2304                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2305                         if (strcmp(name + 6, "enduser") == 0)
2306                             role_ = 1;
2307                         else if (strcmp(name + 6, "hacker") == 0)
2308                             role_ = 2;
2309                         else if (strcmp(name + 6, "developer") == 0)
2310                             role_ = 3;
2311                         else if (strcmp(name + 6, "cydia") == 0)
2312                             role_ = 7;
2313                         else
2314                             role_ = 4;
2315                     }
2316
2317                     if (strncmp(name, "cydia::", 7) == 0) {
2318                         if (strcmp(name + 7, "essential") == 0)
2319                             essential_ = true;
2320                         else if (strcmp(name + 7, "obsolete") == 0)
2321                             obsolete_ = true;
2322                     }
2323
2324                     ++tag;
2325                 } while (!tag.end());
2326             }
2327         _end
2328
2329         _profile(Package$initWithVersion$Metadata)
2330             const char *mixed(iterator.Name());
2331             size_t size(strlen(mixed));
2332             char lower[size + 1];
2333
2334             for (size_t i(0); i != size; ++i)
2335                 lower[i] = mixed[i] | 0x20;
2336             lower[size] = '\0';
2337
2338             PackageValue *metadata(PackageFind(lower, size));
2339             metadata_ = metadata;
2340
2341             id_.set(NULL, metadata->name_, size);
2342
2343             const char *latest(version_.VerStr());
2344             size_t length(strlen(latest));
2345
2346             uint16_t vhash(hashlittle(latest, length));
2347
2348             size_t capped(std::min<size_t>(8, length));
2349             latest = latest + length - capped;
2350
2351             if (metadata->first_ == 0)
2352                 metadata->first_ = now_;
2353
2354             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2355                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2356                 metadata->vhash_ = vhash;
2357                 metadata->last_ = now_;
2358             } else if (metadata->last_ == 0)
2359                 metadata->last_ = metadata->first_;
2360         _end
2361
2362         _profile(Package$initWithVersion$Section)
2363             section_ = iterator.Section();
2364         _end
2365
2366         _profile(Package$initWithVersion$Flags)
2367             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2368             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2369         _end
2370     _end } return self;
2371 }
2372
2373 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2374     pkgCache::VerIterator version;
2375
2376     _profile(Package$packageWithIterator$GetCandidateVer)
2377         version = [database policy]->GetCandidateVer(iterator);
2378     _end
2379
2380     if (version.end())
2381         return nil;
2382
2383     Package *package;
2384
2385     _profile(Package$packageWithIterator$Allocate)
2386         package = [Package allocWithZone:zone];
2387     _end
2388
2389     _profile(Package$packageWithIterator$Initialize)
2390         package = [package
2391             initWithVersion:version
2392             withZone:zone
2393             inPool:pool
2394             database:database
2395         ];
2396     _end
2397
2398     _profile(Package$packageWithIterator$Autorelease)
2399         package = [package autorelease];
2400     _end
2401
2402     return package;
2403 }
2404
2405 - (pkgCache::PkgIterator) iterator {
2406     return iterator_;
2407 }
2408
2409 - (NSString *) section {
2410     if (section$_ == nil) {
2411         if (section_ == NULL)
2412             return nil;
2413
2414         _profile(Package$section$mappedSectionForPointer)
2415             section$_ = [database_ mappedSectionForPointer:section_];
2416         _end
2417     } return section$_;
2418 }
2419
2420 - (NSString *) simpleSection {
2421     if (NSString *section = [self section])
2422         return Simplify(section);
2423     else
2424         return nil;
2425 }
2426
2427 - (NSString *) longSection {
2428     return LocalizeSection([self section]);
2429 }
2430
2431 - (NSString *) shortSection {
2432     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2433 }
2434
2435 - (NSString *) uri {
2436     return nil;
2437 #if 0
2438     pkgIndexFile *index;
2439     pkgCache::PkgFileIterator file(file_.File());
2440     if (![database_ list].FindIndex(file, index))
2441         return nil;
2442     return [NSString stringWithUTF8String:iterator_->Path];
2443     //return [NSString stringWithUTF8String:file.Site()];
2444     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2445 #endif
2446 }
2447
2448 - (Address *) maintainer {
2449 @synchronized (database_) {
2450     if ([database_ era] != era_ || file_.end())
2451         return nil;
2452
2453     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2454     const std::string &maintainer(parser->Maintainer());
2455     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2456 } }
2457
2458 - (size_t) size {
2459 @synchronized (database_) {
2460     if ([database_ era] != era_ || version_.end())
2461         return 0;
2462
2463     return version_->InstalledSize;
2464 } }
2465
2466 - (NSString *) longDescription {
2467 @synchronized (database_) {
2468     if ([database_ era] != era_ || file_.end())
2469         return nil;
2470
2471     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2472     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2473
2474     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2475     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2476     if ([lines count] < 2)
2477         return nil;
2478
2479     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2480     for (size_t i(1), e([lines count]); i != e; ++i) {
2481         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2482         [trimmed addObject:trim];
2483     }
2484
2485     return [trimmed componentsJoinedByString:@"\n"];
2486 } }
2487
2488 - (NSString *) shortDescription {
2489     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2490 }
2491
2492 - (unichar) index {
2493     _profile(Package$index)
2494         CFStringRef name((CFStringRef) [self name]);
2495         if (CFStringGetLength(name) == 0)
2496             return '#';
2497         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2498         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2499             return '#';
2500         return toupper(character);
2501     _end
2502 }
2503
2504 - (PackageValue *) metadata {
2505     return metadata_;
2506 }
2507
2508 - (time_t) seen {
2509     PackageValue *metadata([self metadata]);
2510     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2511 }
2512
2513 - (bool) subscribed {
2514     return [self metadata]->subscribed_;
2515 }
2516
2517 - (bool) setSubscribed:(bool)subscribed {
2518     PackageValue *metadata([self metadata]);
2519     if (metadata->subscribed_ == subscribed)
2520         return false;
2521     metadata->subscribed_ = subscribed;
2522     return true;
2523 }
2524
2525 - (BOOL) ignored {
2526     return ignored_;
2527 }
2528
2529 - (NSString *) latest {
2530     return latest_;
2531 }
2532
2533 - (NSString *) installed {
2534     return installed_;
2535 }
2536
2537 - (BOOL) uninstalled {
2538     return installed_.empty();
2539 }
2540
2541 - (BOOL) valid {
2542     return !version_.end();
2543 }
2544
2545 - (BOOL) upgradableAndEssential:(BOOL)essential {
2546     _profile(Package$upgradableAndEssential)
2547         pkgCache::VerIterator current(iterator_.CurrentVer());
2548         if (current.end())
2549             return essential && essential_;
2550         else
2551             return !version_.end() && version_ != current;
2552     _end
2553 }
2554
2555 - (BOOL) essential {
2556     return essential_;
2557 }
2558
2559 - (BOOL) broken {
2560     return [database_ cache][iterator_].InstBroken();
2561 }
2562
2563 - (BOOL) unfiltered {
2564     _profile(Package$unfiltered$obsolete)
2565         if (_unlikely(obsolete_))
2566             return false;
2567     _end
2568
2569     _profile(Package$unfiltered$hasSupportingRole)
2570         if (_unlikely(![self hasSupportingRole]))
2571             return false;
2572     _end
2573
2574     return true;
2575 }
2576
2577 - (BOOL) visible {
2578     if (![self unfiltered])
2579         return false;
2580
2581     NSString *section;
2582
2583     _profile(Package$visible$section)
2584         section = [self section];
2585     _end
2586
2587     _profile(Package$visible$isSectionVisible)
2588         if (!isSectionVisible(section))
2589             return false;
2590     _end
2591
2592     return true;
2593 }
2594
2595 - (BOOL) half {
2596     unsigned char current(iterator_->CurrentState);
2597     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2598 }
2599
2600 - (BOOL) halfConfigured {
2601     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2602 }
2603
2604 - (BOOL) halfInstalled {
2605     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2606 }
2607
2608 - (BOOL) hasMode {
2609     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2610     return state.Mode != pkgDepCache::ModeKeep;
2611 }
2612
2613 - (NSString *) mode {
2614     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2615
2616     switch (state.Mode) {
2617         case pkgDepCache::ModeDelete:
2618             if ((state.iFlags & pkgDepCache::Purge) != 0)
2619                 return @"PURGE";
2620             else
2621                 return @"REMOVE";
2622         case pkgDepCache::ModeKeep:
2623             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2624                 return @"REINSTALL";
2625             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2626                 return nil;*/
2627             else
2628                 return nil;
2629         case pkgDepCache::ModeInstall:
2630             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2631                 return @"REINSTALL";
2632             else*/ switch (state.Status) {
2633                 case -1:
2634                     return @"DOWNGRADE";
2635                 case 0:
2636                     return @"INSTALL";
2637                 case 1:
2638                     return @"UPGRADE";
2639                 case 2:
2640                     return @"NEW_INSTALL";
2641                 _nodefault
2642             }
2643         _nodefault
2644     }
2645 }
2646
2647 - (NSString *) id {
2648     return id_;
2649 }
2650
2651 - (NSString *) name {
2652     return name_.empty() ? id_ : name_;
2653 }
2654
2655 - (UIImage *) icon {
2656     NSString *section = [self simpleSection];
2657
2658     UIImage *icon(nil);
2659     if (parsed_ != NULL)
2660         if (NSString *href = parsed_->icon_)
2661             if ([href hasPrefix:@"file:///"])
2662                 // XXX: correct escaping
2663                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2664     if (icon == nil) if (section != nil)
2665         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2666     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2667         if ([dicon hasPrefix:@"file:///"])
2668             // XXX: correct escaping
2669             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2670     if (icon == nil)
2671         icon = [UIImage applicationImageNamed:@"unknown.png"];
2672     return icon;
2673 }
2674
2675 - (NSString *) homepage {
2676     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2677 }
2678
2679 - (NSString *) depiction {
2680     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2681 }
2682
2683 - (Address *) sponsor {
2684     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2685 }
2686
2687 - (Address *) author {
2688     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2689 }
2690
2691 - (NSString *) support {
2692     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2693 }
2694
2695 - (NSArray *) files {
2696     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2697     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2698
2699     std::ifstream fin;
2700     fin.open([path UTF8String]);
2701     if (!fin.is_open())
2702         return nil;
2703
2704     std::string line;
2705     while (std::getline(fin, line))
2706         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2707
2708     return files;
2709 }
2710
2711 - (NSString *) state {
2712 @synchronized (database_) {
2713     if ([database_ era] != era_ || file_.end())
2714         return nil;
2715
2716     switch (iterator_->CurrentState) {
2717         case pkgCache::State::NotInstalled:
2718             return @"NotInstalled";
2719         case pkgCache::State::UnPacked:
2720             return @"UnPacked";
2721         case pkgCache::State::HalfConfigured:
2722             return @"HalfConfigured";
2723         case pkgCache::State::HalfInstalled:
2724             return @"HalfInstalled";
2725         case pkgCache::State::ConfigFiles:
2726             return @"ConfigFiles";
2727         case pkgCache::State::Installed:
2728             return @"Installed";
2729         case pkgCache::State::TriggersAwaited:
2730             return @"TriggersAwaited";
2731         case pkgCache::State::TriggersPending:
2732             return @"TriggersPending";
2733     }
2734
2735     return (NSString *) [NSNull null];
2736 } }
2737
2738 - (NSString *) selection {
2739 @synchronized (database_) {
2740     if ([database_ era] != era_ || file_.end())
2741         return nil;
2742
2743     switch (iterator_->SelectedState) {
2744         case pkgCache::State::Unknown:
2745             return @"Unknown";
2746         case pkgCache::State::Install:
2747             return @"Install";
2748         case pkgCache::State::Hold:
2749             return @"Hold";
2750         case pkgCache::State::DeInstall:
2751             return @"DeInstall";
2752         case pkgCache::State::Purge:
2753             return @"Purge";
2754     }
2755
2756     return (NSString *) [NSNull null];
2757 } }
2758
2759 - (NSArray *) warnings {
2760     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2761     const char *name(iterator_.Name());
2762
2763     size_t length(strlen(name));
2764     if (length < 2) invalid:
2765         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2766     else for (size_t i(0); i != length; ++i)
2767         if (
2768             /* XXX: technically this is not allowed */
2769             (name[i] < 'A' || name[i] > 'Z') &&
2770             (name[i] < 'a' || name[i] > 'z') &&
2771             (name[i] < '0' || name[i] > '9') &&
2772             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2773         ) goto invalid;
2774
2775     if (strcmp(name, "cydia") != 0) {
2776         bool cydia = false;
2777         bool user = false;
2778         bool _private = false;
2779         bool stash = false;
2780
2781         bool repository = [[self section] isEqualToString:@"Repositories"];
2782
2783         if (NSArray *files = [self files])
2784             for (NSString *file in files)
2785                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2786                     cydia = true;
2787                 else if (!user && [file isEqualToString:@"/User"])
2788                     user = true;
2789                 else if (!_private && [file isEqualToString:@"/private"])
2790                     _private = true;
2791                 else if (!stash && [file isEqualToString:@"/var/stash"])
2792                     stash = true;
2793
2794         /* XXX: this is not sensitive enough. only some folders are valid. */
2795         if (cydia && !repository)
2796             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2797         if (user)
2798             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2799         if (_private)
2800             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2801         if (stash)
2802             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2803     }
2804
2805     return [warnings count] == 0 ? nil : warnings;
2806 }
2807
2808 - (NSArray *) applications {
2809     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2810
2811     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2812
2813     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2814     if (NSArray *files = [self files])
2815         for (NSString *file in files)
2816             if (application_r(file)) {
2817                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2818                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2819                 if ([id isEqualToString:me])
2820                     continue;
2821
2822                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2823                 if (display == nil)
2824                     display = application_r[1];
2825
2826                 NSString *bundle([file stringByDeletingLastPathComponent]);
2827                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2828                 if (icon == nil || [icon length] == 0)
2829                     icon = @"icon.png";
2830                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2831
2832                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2833                 [applications addObject:application];
2834
2835                 [application addObject:id];
2836                 [application addObject:display];
2837                 [application addObject:url];
2838             }
2839
2840     return [applications count] == 0 ? nil : applications;
2841 }
2842
2843 - (Source *) source {
2844     if (source_ == nil) {
2845         @synchronized (database_) {
2846             if ([database_ era] != era_ || file_.end())
2847                 source_ = (Source *) [NSNull null];
2848             else
2849                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2850         }
2851     }
2852
2853     return source_ == (Source *) [NSNull null] ? nil : source_;
2854 }
2855
2856 - (BOOL) matches:(NSString *)text {
2857     if (text == nil)
2858         return NO;
2859
2860     NSRange range;
2861
2862     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2863     if (range.location != NSNotFound)
2864         return YES;
2865
2866     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2867     if (range.location != NSNotFound)
2868         return YES;
2869
2870     [self parse];
2871
2872     NSString *description([self shortDescription]);
2873     NSUInteger length([description length]);
2874
2875     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_ range:NSMakeRange(0, std::min<NSUInteger>(length, 100))];
2876     if (range.location != NSNotFound)
2877         return YES;
2878
2879     return NO;
2880 }
2881
2882 - (bool) hasSupportingRole {
2883     if (role_ == 0)
2884         return true;
2885     if (role_ == 1)
2886         return true;
2887     if ([Role_ isEqualToString:@"User"])
2888         return false;
2889     if (role_ == 2)
2890         return true;
2891     if ([Role_ isEqualToString:@"Hacker"])
2892         return false;
2893     if (role_ == 3)
2894         return true;
2895     if ([Role_ isEqualToString:@"Developer"])
2896         return false;
2897     _assert(false);
2898 }
2899
2900 - (NSArray *) tags {
2901     return tags_;
2902 }
2903
2904 - (BOOL) hasTag:(NSString *)tag {
2905     return tags_ == nil ? NO : [tags_ containsObject:tag];
2906 }
2907
2908 - (NSString *) primaryPurpose {
2909     for (NSString *tag in tags_)
2910         if ([tag hasPrefix:@"purpose::"])
2911             return [tag substringFromIndex:9];
2912     return nil;
2913 }
2914
2915 - (NSArray *) purposes {
2916     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2917     for (NSString *tag in tags_)
2918         if ([tag hasPrefix:@"purpose::"])
2919             [purposes addObject:[tag substringFromIndex:9]];
2920     return [purposes count] == 0 ? nil : purposes;
2921 }
2922
2923 - (bool) isCommercial {
2924     return [self hasTag:@"cydia::commercial"];
2925 }
2926
2927 - (void) setIndex:(size_t)index {
2928     if (metadata_->index_ != index)
2929         metadata_->index_ = index;
2930 }
2931
2932 - (CYString &) cyname {
2933     return name_.empty() ? id_ : name_;
2934 }
2935
2936 - (uint32_t) compareBySection:(NSArray *)sections {
2937     NSString *section([self section]);
2938     for (size_t i(0), e([sections count]); i != e; ++i) {
2939         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2940             return i;
2941     }
2942
2943     return _not(uint32_t);
2944 }
2945
2946 - (void) clear {
2947 @synchronized (database_) {
2948     pkgProblemResolver *resolver = [database_ resolver];
2949     resolver->Clear(iterator_);
2950
2951     pkgCacheFile &cache([database_ cache]);
2952     cache->SetReInstall(iterator_, false);
2953     cache->MarkKeep(iterator_, false);
2954 } }
2955
2956 - (void) install {
2957 @synchronized (database_) {
2958     pkgProblemResolver *resolver = [database_ resolver];
2959     resolver->Clear(iterator_);
2960     resolver->Protect(iterator_);
2961
2962     pkgCacheFile &cache([database_ cache]);
2963     cache->SetReInstall(iterator_, false);
2964     cache->MarkInstall(iterator_, false);
2965
2966     pkgDepCache::StateCache &state((*cache)[iterator_]);
2967     if (!state.Install())
2968         cache->SetReInstall(iterator_, true);
2969 } }
2970
2971 - (void) remove {
2972 @synchronized (database_) {
2973     pkgProblemResolver *resolver = [database_ resolver];
2974     resolver->Clear(iterator_);
2975     resolver->Remove(iterator_);
2976     resolver->Protect(iterator_);
2977
2978     pkgCacheFile &cache([database_ cache]);
2979     cache->SetReInstall(iterator_, false);
2980     cache->MarkDelete(iterator_, true);
2981 } }
2982
2983 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2984     _profile(Package$isUnfilteredAndSearchedForBy)
2985         bool value(true);
2986
2987         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2988             value &= [self unfiltered];
2989         _end
2990
2991         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2992             value &= [self matches:search];
2993         _end
2994
2995         return value;
2996     _end
2997 }
2998
2999 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3000     if ([search length] == 0)
3001         return false;
3002
3003     _profile(Package$isUnfilteredAndSelectedForBy)
3004         bool value(true);
3005
3006         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3007             value &= [self unfiltered];
3008         _end
3009
3010         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3011             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3012         _end
3013
3014         return value;
3015     _end
3016 }
3017
3018 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3019     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3020 }
3021
3022 - (bool) isVisibleInSection:(NSString *)name {
3023     NSString *section([self section]);
3024
3025     return (
3026         name == nil ||
3027         section == nil && [name length] == 0 ||
3028         [name isEqualToString:section]
3029     ) && [self visible];
3030 }
3031
3032 - (bool) isVisibleInSource:(Source *)source {
3033     return [self source] == source && [self visible];
3034 }
3035
3036 @end
3037 /* }}} */
3038 /* Section Class {{{ */
3039 @interface Section : NSObject {
3040     NSString *name_;
3041     unichar index_;
3042     size_t row_;
3043     size_t count_;
3044     NSString *localized_;
3045 }
3046
3047 - (NSComparisonResult) compareByLocalized:(Section *)section;
3048 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3049 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3050 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3051 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3052 - (NSString *) name;
3053 - (unichar) index;
3054
3055 - (size_t) row;
3056 - (size_t) count;
3057
3058 - (void) addToRow;
3059 - (void) addToCount;
3060
3061 - (void) setCount:(size_t)count;
3062 - (NSString *) localized;
3063
3064 @end
3065
3066 @implementation Section
3067
3068 - (void) dealloc {
3069     [name_ release];
3070     if (localized_ != nil)
3071         [localized_ release];
3072     [super dealloc];
3073 }
3074
3075 - (NSComparisonResult) compareByLocalized:(Section *)section {
3076     NSString *lhs(localized_);
3077     NSString *rhs([section localized]);
3078
3079     /*if ([lhs length] != 0 && [rhs length] != 0) {
3080         unichar lhc = [lhs characterAtIndex:0];
3081         unichar rhc = [rhs characterAtIndex:0];
3082
3083         if (isalpha(lhc) && !isalpha(rhc))
3084             return NSOrderedAscending;
3085         else if (!isalpha(lhc) && isalpha(rhc))
3086             return NSOrderedDescending;
3087     }*/
3088
3089     return [lhs compare:rhs options:LaxCompareOptions_];
3090 }
3091
3092 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3093     if ((self = [self initWithName:name localize:NO]) != nil) {
3094         if (localized != nil)
3095             localized_ = [localized retain];
3096     } return self;
3097 }
3098
3099 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3100     return [self initWithName:name row:0 localize:localize];
3101 }
3102
3103 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3104     if ((self = [super init]) != nil) {
3105         name_ = [name retain];
3106         index_ = '\0';
3107         row_ = row;
3108         if (localize)
3109             localized_ = [LocalizeSection(name_) retain];
3110     } return self;
3111 }
3112
3113 /* XXX: localize the index thingees */
3114 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3115     if ((self = [super init]) != nil) {
3116         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3117         index_ = index;
3118         row_ = row;
3119     } return self;
3120 }
3121
3122 - (NSString *) name {
3123     return name_;
3124 }
3125
3126 - (unichar) index {
3127     return index_;
3128 }
3129
3130 - (size_t) row {
3131     return row_;
3132 }
3133
3134 - (size_t) count {
3135     return count_;
3136 }
3137
3138 - (void) addToRow {
3139     ++row_;
3140 }
3141
3142 - (void) addToCount {
3143     ++count_;
3144 }
3145
3146 - (void) setCount:(size_t)count {
3147     count_ = count;
3148 }
3149
3150 - (NSString *) localized {
3151     return localized_;
3152 }
3153
3154 @end
3155 /* }}} */
3156
3157 static NSString *Colon_;
3158 static NSString *Elision_;
3159 static NSString *Error_;
3160 static NSString *Warning_;
3161
3162 /* Database Implementation {{{ */
3163 @implementation Database
3164
3165 + (Database *) sharedInstance {
3166     static Database *instance;
3167     if (instance == nil)
3168         instance = [[Database alloc] init];
3169     return instance;
3170 }
3171
3172 - (unsigned) era {
3173     return era_;
3174 }
3175
3176 - (void) releasePackages {
3177     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3178     CFArrayRemoveAllValues(packages_);
3179 }
3180
3181 - (void) dealloc {
3182     // XXX: actually implement this thing
3183     _assert(false);
3184     [sourceList_ release];
3185     [self releasePackages];
3186     apr_pool_destroy(pool_);
3187     NSRecycleZone(zone_);
3188     [super dealloc];
3189 }
3190
3191 - (void) _readCydia:(NSNumber *)fd { _pooled
3192     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3193     std::istream is(&ib);
3194     std::string line;
3195
3196     static Pcre finish_r("^finish:([^:]*)$");
3197
3198     while (std::getline(is, line)) {
3199         const char *data(line.c_str());
3200         size_t size = line.size();
3201         lprintf("C:%s\n", data);
3202
3203         if (finish_r(data, size)) {
3204             NSString *finish = finish_r[1];
3205             int index = [Finishes_ indexOfObject:finish];
3206             if (index != INT_MAX && index > Finish_)
3207                 Finish_ = index;
3208         }
3209     }
3210
3211     _assume(false);
3212 }
3213
3214 - (void) _readStatus:(NSNumber *)fd { _pooled
3215     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3216     std::istream is(&ib);
3217     std::string line;
3218
3219     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3220     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3221
3222     while (std::getline(is, line)) {
3223         const char *data(line.c_str());
3224         size_t size(line.size());
3225         lprintf("S:%s\n", data);
3226
3227         if (conffile_r(data, size)) {
3228             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3229             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3230         } else if (strncmp(data, "status: ", 8) == 0) {
3231             // status: <package>: {unpacked,half-configured,installed}
3232             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3233             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3234         } else if (strncmp(data, "processing: ", 12) == 0) {
3235             // processing: configure: config-test
3236             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3237             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3238         } else if (pmstatus_r(data, size)) {
3239             std::string type([pmstatus_r[1] UTF8String]);
3240
3241             NSString *package = pmstatus_r[2];
3242             if ([package isEqualToString:@"dpkg-exec"])
3243                 package = nil;
3244
3245             float percent([pmstatus_r[3] floatValue]);
3246             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3247
3248             NSString *string = pmstatus_r[4];
3249
3250             if (type == "pmerror") {
3251                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3252                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3253             } else if (type == "pmstatus") {
3254                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3255                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3256             } else if (type == "pmconffile")
3257                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3258             else
3259                 lprintf("E:unknown pmstatus\n");
3260         } else
3261             lprintf("E:unknown status\n");
3262     }
3263
3264     _assume(false);
3265 }
3266
3267 - (void) _readOutput:(NSNumber *)fd { _pooled
3268     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3269     std::istream is(&ib);
3270     std::string line;
3271
3272     while (std::getline(is, line)) {
3273         lprintf("O:%s\n", line.c_str());
3274
3275         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3276         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3277     }
3278
3279     _assume(false);
3280 }
3281
3282 - (FILE *) input {
3283     return input_;
3284 }
3285
3286 - (Package *) packageWithName:(NSString *)name {
3287 @synchronized (self) {
3288     if (static_cast<pkgDepCache *>(cache_) == NULL)
3289         return nil;
3290     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3291     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3292 } }
3293
3294 - (id) init {
3295     if ((self = [super init]) != nil) {
3296         policy_ = NULL;
3297         records_ = NULL;
3298         resolver_ = NULL;
3299         fetcher_ = NULL;
3300         lock_ = NULL;
3301
3302         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3303         apr_pool_create(&pool_, NULL);
3304
3305         size_t capacity(MetaFile_->active_);
3306         if (capacity == 0)
3307             capacity = 16384;
3308         else
3309             capacity += 1024;
3310
3311         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3312         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3313
3314         int fds[2];
3315
3316         _assert(pipe(fds) != -1);
3317         cydiafd_ = fds[1];
3318
3319         _config->Set("APT::Keep-Fds::", cydiafd_);
3320         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3321
3322         [NSThread
3323             detachNewThreadSelector:@selector(_readCydia:)
3324             toTarget:self
3325             withObject:[NSNumber numberWithInt:fds[0]]
3326         ];
3327
3328         _assert(pipe(fds) != -1);
3329         statusfd_ = fds[1];
3330
3331         [NSThread
3332             detachNewThreadSelector:@selector(_readStatus:)
3333             toTarget:self
3334             withObject:[NSNumber numberWithInt:fds[0]]
3335         ];
3336
3337         _assert(pipe(fds) != -1);
3338         _assert(dup2(fds[0], 0) != -1);
3339         _assert(close(fds[0]) != -1);
3340
3341         input_ = fdopen(fds[1], "a");
3342
3343         _assert(pipe(fds) != -1);
3344         _assert(dup2(fds[1], 1) != -1);
3345         _assert(close(fds[1]) != -1);
3346
3347         [NSThread
3348             detachNewThreadSelector:@selector(_readOutput:)
3349             toTarget:self
3350             withObject:[NSNumber numberWithInt:fds[0]]
3351         ];
3352     } return self;
3353 }
3354
3355 - (pkgCacheFile &) cache {
3356     return cache_;
3357 }
3358
3359 - (pkgDepCache::Policy *) policy {
3360     return policy_;
3361 }
3362
3363 - (pkgRecords *) records {
3364     return records_;
3365 }
3366
3367 - (pkgProblemResolver *) resolver {
3368     return resolver_;
3369 }
3370
3371 - (pkgAcquire &) fetcher {
3372     return *fetcher_;
3373 }
3374
3375 - (pkgSourceList &) list {
3376     return *list_;
3377 }
3378
3379 - (NSArray *) packages {
3380     return (NSArray *) packages_;
3381 }
3382
3383 - (NSArray *) sources {
3384     return sourceList_;
3385 }
3386
3387 - (Source *) sourceWithKey:(NSString *)key {
3388     for (Source *source in [self sources]) {
3389         if ([[source key] isEqualToString:key])
3390             return source;
3391     } return nil;
3392 }
3393
3394 - (bool) popErrorWithTitle:(NSString *)title {
3395     bool fatal(false);
3396
3397     while (!_error->empty()) {
3398         std::string error;
3399         bool warning(!_error->PopMessage(error));
3400         if (!warning)
3401             fatal = true;
3402
3403         for (;;) {
3404             size_t size(error.size());
3405             if (size == 0 || error[size - 1] != '\n')
3406                 break;
3407             error.resize(size - 1);
3408         }
3409
3410         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3411
3412         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3413     }
3414
3415     return fatal;
3416 }
3417
3418 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3419     return [self popErrorWithTitle:title] || !success;
3420 }
3421
3422 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3423 @synchronized (self) {
3424     ++era_;
3425
3426     [self releasePackages];
3427
3428     sourceMap_.clear();
3429     [sourceList_ removeAllObjects];
3430
3431     _error->Discard();
3432
3433     delete list_;
3434     list_ = NULL;
3435     manager_ = NULL;
3436     delete lock_;
3437     lock_ = NULL;
3438     delete fetcher_;
3439     fetcher_ = NULL;
3440     delete resolver_;
3441     resolver_ = NULL;
3442     delete records_;
3443     records_ = NULL;
3444     delete policy_;
3445     policy_ = NULL;
3446
3447     cache_.Close();
3448
3449     apr_pool_clear(pool_);
3450
3451     NSRecycleZone(zone_);
3452     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3453
3454     int chk(creat("/tmp/cydia.chk", 0644));
3455     if (chk != -1)
3456         close(chk);
3457
3458     if (invocation != nil)
3459         [invocation invoke];
3460
3461     NSString *title(UCLocalize("DATABASE"));
3462
3463     _trace();
3464     OpProgress progress;
3465     while (!cache_.Open(progress, true)) { pop:
3466         std::string error;
3467         bool warning(!_error->PopMessage(error));
3468         lprintf("cache_.Open():[%s]\n", error.c_str());
3469
3470         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3471             [delegate_ repairWithSelector:@selector(configure)];
3472         else if (error == "The package lists or status file could not be parsed or opened.")
3473             [delegate_ repairWithSelector:@selector(update)];
3474         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3475         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3476         // else if (error == "Malformed Status line")
3477         // else if (error == "The list of sources could not be read.")
3478         else {
3479             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3480             return;
3481         }
3482
3483         if (warning)
3484             goto pop;
3485         _error->Discard();
3486     }
3487     _trace();
3488
3489     unlink("/tmp/cydia.chk");
3490
3491     now_ = [[NSDate date] timeIntervalSince1970];
3492
3493     policy_ = new pkgDepCache::Policy();
3494     records_ = new pkgRecords(cache_);
3495     resolver_ = new pkgProblemResolver(cache_);
3496     fetcher_ = new pkgAcquire(&status_);
3497     lock_ = NULL;
3498
3499     list_ = new pkgSourceList();
3500     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3501         return;
3502
3503     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3504         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3505         return;
3506     }
3507
3508     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3509         return;
3510
3511     if (cache_->BrokenCount() != 0) {
3512         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3513             return;
3514
3515         if (cache_->BrokenCount() != 0) {
3516             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3517             return;
3518         }
3519
3520         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3521             return;
3522     }
3523
3524     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3525         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3526         [sourceList_ addObject:object];
3527
3528         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3529         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3530             // XXX: this could be more intelligent
3531             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3532                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3533                 if (!cached.end())
3534                     sourceMap_[cached->ID] = object;
3535             }
3536     }
3537
3538     {
3539         /*std::vector<Package *> packages;
3540         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3541         [packages_ release];
3542         packages_ = nil;*/
3543
3544         _trace();
3545
3546         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3547             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3548                 //packages.push_back(package);
3549                 CFArrayAppendValue(packages_, [package retain]);
3550
3551         _trace();
3552
3553         /*if (packages.empty())
3554             packages_ = [[NSArray alloc] init];
3555         else
3556             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3557         _trace();*/
3558
3559         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3560         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3561         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3562
3563         /*_trace();
3564         PrintTimes();
3565         _trace();*/
3566
3567         _trace();
3568
3569         /*if (!packages.empty())
3570             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3571         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3572
3573         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3574
3575         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3576
3577         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3578
3579         _trace();
3580
3581         size_t count(CFArrayGetCount(packages_));
3582         MetaFile_->active_ = count;
3583
3584         for (size_t index(0); index != count; ++index)
3585             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3586
3587         _trace();
3588     }
3589 } } CYPoolEnd() _trace(); }
3590
3591 - (void) clear {
3592 @synchronized (self) {
3593     delete resolver_;
3594     resolver_ = new pkgProblemResolver(cache_);
3595
3596     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3597         if (!cache_[iterator].Keep())
3598             cache_->MarkKeep(iterator, false);
3599         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3600             cache_->SetReInstall(iterator, false);
3601 } }
3602
3603 - (void) configure {
3604     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3605     _trace();
3606     system([dpkg UTF8String]);
3607     _trace();
3608 }
3609
3610 - (bool) clean {
3611     // XXX: I don't remember this condition
3612     if (lock_ != NULL)
3613         return false;
3614
3615     FileFd Lock;
3616     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3617
3618     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3619
3620     if ([self popErrorWithTitle:title])
3621         return false;
3622
3623     pkgAcquire fetcher;
3624     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3625
3626     class LogCleaner :
3627         public pkgArchiveCleaner
3628     {
3629       protected:
3630         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3631             unlink(File);
3632         }
3633     } cleaner;
3634
3635     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3636         return false;
3637
3638     return true;
3639 }
3640
3641 - (bool) prepare {
3642     fetcher_->Shutdown();
3643
3644     pkgRecords records(cache_);
3645
3646     lock_ = new FileFd();
3647     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3648
3649     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3650
3651     if ([self popErrorWithTitle:title])
3652         return false;
3653
3654     pkgSourceList list;
3655     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3656         return false;
3657
3658     manager_ = (_system->CreatePM(cache_));
3659     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3660         return false;
3661
3662     return true;
3663 }
3664
3665 - (void) perform {
3666     bool substrate(RestartSubstrate_);
3667     RestartSubstrate_ = false;
3668
3669     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3670
3671     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3672         pkgSourceList list;
3673         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3674             return;
3675         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3676             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3677     }
3678
3679     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3680
3681     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3682         _trace();
3683         [self popErrorWithTitle:title];
3684         return;
3685     }
3686
3687     bool failed = false;
3688     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3689         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3690             continue;
3691         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3692             continue;
3693
3694         failed = true;
3695     }
3696
3697     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3698
3699     if (failed) {
3700         _trace();
3701         return;
3702     }
3703
3704     if (substrate)
3705         RestartSubstrate_ = true;
3706
3707     _system->UnLock();
3708     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3709
3710     if (_error->PendingError()) {
3711         _trace();
3712         return;
3713     }
3714
3715     if (result == pkgPackageManager::Failed) {
3716         _trace();
3717         return;
3718     }
3719
3720     if (result != pkgPackageManager::Completed) {
3721         _trace();
3722         return;
3723     }
3724
3725     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3726         pkgSourceList list;
3727         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3728             return;
3729         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3730             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3731     }
3732
3733     if (![before isEqualToArray:after])
3734         [self update];
3735 }
3736
3737 - (bool) upgrade {
3738     NSString *title(UCLocalize("UPGRADE"));
3739     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3740         return false;
3741     return true;
3742 }
3743
3744 - (void) update {
3745     [self updateWithStatus:status_];
3746 }
3747
3748 - (void) updateWithStatus:(Status &)status {
3749     NSString *title(UCLocalize("REFRESHING_DATA"));
3750
3751     pkgSourceList list;
3752     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3753         return;
3754
3755     FileFd lock;
3756     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3757     if ([self popErrorWithTitle:title])
3758         return;
3759
3760     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3761
3762     bool success(ListUpdate(status, list, PulseInterval_));
3763     if (status.WasCancelled())
3764         _error->Discard();
3765     else
3766         [self popErrorWithTitle:title forOperation:success];
3767
3768     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3769
3770     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3771     Changed_ = true;
3772 }
3773
3774 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3775     delegate_ = delegate;
3776 }
3777
3778 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3779     progress_ = delegate;
3780     status_.setDelegate(delegate);
3781 }
3782
3783 - (NSObject<ProgressDelegate> *) progressDelegate {
3784     return progress_;
3785 }
3786
3787 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3788     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3789     return i == sourceMap_.end() ? nil : i->second;
3790 }
3791
3792 - (NSString *) mappedSectionForPointer:(const char *)section {
3793     _H<NSString> *mapped;
3794
3795     _profile(Database$mappedSectionForPointer$Cache)
3796         mapped = &sections_[section];
3797     _end
3798
3799     if (*mapped == NULL) {
3800         size_t length(strlen(section));
3801         char spaced[length + 1];
3802
3803         _profile(Database$mappedSectionForPointer$Replace)
3804             for (size_t index(0); index != length; ++index)
3805                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3806             spaced[length] = '\0';
3807         _end
3808
3809         NSString *string;
3810
3811         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3812             string = [NSString stringWithUTF8String:spaced];
3813         _end
3814
3815         _profile(Database$mappedSectionForPointer$Map)
3816             string = [SectionMap_ objectForKey:string] ?: string;
3817         _end
3818
3819         *mapped = string;
3820     } return *mapped;
3821 }
3822
3823 @end
3824 /* }}} */
3825
3826 static NSMutableSet *Diversions_;
3827
3828 @interface Diversion : NSObject {
3829     Pcre pattern_;
3830     _H<NSString> key_;
3831     _H<NSString> format_;
3832 }
3833
3834 @end
3835
3836 @implementation Diversion
3837
3838 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3839     if ((self = [super init]) != nil) {
3840         pattern_ = [from UTF8String];
3841         key_ = from;
3842         format_ = to;
3843     } return self;
3844 }
3845
3846 - (NSString *) divert:(NSString *)url {
3847     return !pattern_(url) ? nil : pattern_->*format_;
3848 }
3849
3850 + (NSURL *) divertURL:(NSURL *)url {
3851   divert:
3852     NSString *href([url absoluteString]);
3853
3854     for (Diversion *diversion in Diversions_)
3855         if (NSString *diverted = [diversion divert:href]) {
3856 #if !ForRelease
3857             NSLog(@"div: %@", diverted);
3858 #endif
3859             url = [NSURL URLWithString:diverted];
3860             goto divert;
3861         }
3862
3863     return url;
3864 }
3865
3866 - (NSString *) key {
3867     return key_;
3868 }
3869
3870 - (NSUInteger) hash {
3871     return [key_ hash];
3872 }
3873
3874 - (BOOL) isEqual:(Diversion *)object {
3875     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3876 }
3877
3878 @end
3879
3880 @interface CydiaObject : NSObject {
3881     id indirect_;
3882     _transient id delegate_;
3883 }
3884
3885 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3886
3887 @end
3888
3889 @interface CydiaWebViewController : CyteWebViewController {
3890     CydiaObject *cydia_;
3891 }
3892
3893 + (void) addDiversion:(Diversion *)diversion;
3894
3895 @end
3896
3897 /* Web Scripting {{{ */
3898 @implementation CydiaObject
3899
3900 - (void) dealloc {
3901     [indirect_ release];
3902     [super dealloc];
3903 }
3904
3905 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3906     if ((self = [super init]) != nil) {
3907         indirect_ = [indirect retain];
3908     } return self;
3909 }
3910
3911 - (void) setDelegate:(id)delegate {
3912     delegate_ = delegate;
3913 }
3914
3915 + (NSArray *) _attributeKeys {
3916     return [NSArray arrayWithObjects:
3917         @"bbsnum",
3918         @"device",
3919         @"ecid",
3920         @"firmware",
3921         @"hostname",
3922         @"idiom",
3923         @"model",
3924         @"plmn",
3925         @"role",
3926         @"serial",
3927         @"token",
3928         @"version",
3929     nil];
3930 }
3931
3932 - (NSArray *) attributeKeys {
3933     return [[self class] _attributeKeys];
3934 }
3935
3936 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3937     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3938 }
3939
3940 - (NSString *) version {
3941     return @ Cydia_;
3942 }
3943
3944 - (NSString *) device {
3945     return [[UIDevice currentDevice] uniqueIdentifier];
3946 }
3947
3948 - (NSString *) firmware {
3949     return [[UIDevice currentDevice] systemVersion];
3950 }
3951
3952 - (NSString *) hostname {
3953     return [[UIDevice currentDevice] name];
3954 }
3955
3956 - (NSString *) idiom {
3957     return (id) Idiom_ ?: [NSNull null];
3958 }
3959
3960 - (NSString *) plmn {
3961     return (id) PLMN_ ?: [NSNull null];
3962 }
3963
3964 - (NSString *) bbsnum {
3965     return (id) BBSNum_ ?: [NSNull null];
3966 }
3967
3968 - (NSString *) ecid {
3969     return (id) ChipID_ ?: [NSNull null];
3970 }
3971
3972 - (NSString *) serial {
3973     return SerialNumber_;
3974 }
3975
3976 - (NSString *) role {
3977     return (id) Role_ ?: [NSNull null];
3978 }
3979
3980 - (NSString *) model {
3981     return [NSString stringWithUTF8String:Machine_];
3982 }
3983
3984 - (NSString *) token {
3985     return (id) Token_ ?: [NSNull null];
3986 }
3987
3988 + (NSString *) webScriptNameForSelector:(SEL)selector {
3989     if (false);
3990     else if (selector == @selector(addBridgedHost:))
3991         return @"addBridgedHost";
3992     else if (selector == @selector(addInternalRedirect::))
3993         return @"addInternalRedirect";
3994     else if (selector == @selector(addPipelinedHost:scheme:))
3995         return @"addPipelinedHost";
3996     else if (selector == @selector(addTrivialSource:))
3997         return @"addTrivialSource";
3998     else if (selector == @selector(close))
3999         return @"close";
4000     else if (selector == @selector(du:))
4001         return @"du";
4002     else if (selector == @selector(stringWithFormat:arguments:))
4003         return @"format";
4004     else if (selector == @selector(getAllSources))
4005         return @"getAllSourcs";
4006     else if (selector == @selector(getKernelNumber:))
4007         return @"getKernelNumber";
4008     else if (selector == @selector(getKernelString:))
4009         return @"getKernelString";
4010     else if (selector == @selector(getInstalledPackages))
4011         return @"getInstalledPackages";
4012     else if (selector == @selector(getLocaleIdentifier))
4013         return @"getLocaleIdentifier";
4014     else if (selector == @selector(getPreferredLanguages))
4015         return @"getPreferredLanguages";
4016     else if (selector == @selector(getPackageById:))
4017         return @"getPackageById";
4018     else if (selector == @selector(getSessionValue:))
4019         return @"getSessionValue";
4020     else if (selector == @selector(installPackages:))
4021         return @"installPackages";
4022     else if (selector == @selector(localizedStringForKey:value:table:))
4023         return @"localize";
4024     else if (selector == @selector(popViewController:))
4025         return @"popViewController";
4026     else if (selector == @selector(refreshSources))
4027         return @"refreshSources";
4028     else if (selector == @selector(removeButton))
4029         return @"removeButton";
4030     else if (selector == @selector(setSessionValue::))
4031         return @"setSessionValue";
4032     else if (selector == @selector(substitutePackageNames:))
4033         return @"substitutePackageNames";
4034     else if (selector == @selector(scrollToBottom:))
4035         return @"scrollToBottom";
4036     else if (selector == @selector(setAllowsNavigationAction:))
4037         return @"setAllowsNavigationAction";
4038     else if (selector == @selector(setBadgeValue:))
4039         return @"setBadgeValue";
4040     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4041         return @"setButtonImage";
4042     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4043         return @"setButtonTitle";
4044     else if (selector == @selector(setHidesBackButton:))
4045         return @"setHidesBackButton";
4046     else if (selector == @selector(setHidesNavigationBar:))
4047         return @"setHidesNavigationBar";
4048     else if (selector == @selector(setNavigationBarStyle:))
4049         return @"setNavigationBarStyle";
4050     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4051         return @"setNavigationBarTintColor";
4052     else if (selector == @selector(setPasteboardString:))
4053         return @"setPasteboardString";
4054     else if (selector == @selector(setPasteboardURL:))
4055         return @"setPasteboardURL";
4056     else if (selector == @selector(setToken:))
4057         return @"setToken";
4058     else if (selector == @selector(setViewportWidth:))
4059         return @"setViewportWidth";
4060     else if (selector == @selector(statfs:))
4061         return @"statfs";
4062     else if (selector == @selector(supports:))
4063         return @"supports";
4064     else
4065         return nil;
4066 }
4067
4068 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4069     return [self webScriptNameForSelector:selector] == nil;
4070 }
4071
4072 - (BOOL) supports:(NSString *)feature {
4073     return [feature isEqualToString:@"window.open"];
4074 }
4075
4076 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4077     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4078 }
4079
4080 - (NSNumber *) getKernelNumber:(NSString *)name {
4081     const char *string([name UTF8String]);
4082
4083     size_t size;
4084     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4085         return (id) [NSNull null];
4086
4087     if (size != sizeof(int))
4088         return (id) [NSNull null];
4089
4090     int value;
4091     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4092         return (id) [NSNull null];
4093
4094     return [NSNumber numberWithInt:value];
4095 }
4096
4097 - (NSString *) getKernelString:(NSString *)name {
4098     const char *string([name UTF8String]);
4099
4100     size_t size;
4101     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4102         return (id) [NSNull null];
4103
4104     char value[size + 1];
4105     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4106         return (id) [NSNull null];
4107
4108     // XXX: just in case you request something ludicrous
4109     value[size] = '\0';
4110
4111     return [NSString stringWithCString:value];
4112 }
4113
4114 - (id) getSessionValue:(NSString *)key {
4115 @synchronized (SessionData_) {
4116     return [SessionData_ objectForKey:key];
4117 } }
4118
4119 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4120 @synchronized (SessionData_) {
4121     if (value == (id) [WebUndefined undefined])
4122         [SessionData_ removeObjectForKey:key];
4123     else
4124         [SessionData_ setObject:value forKey:key];
4125 } }
4126
4127 - (void) addBridgedHost:(NSString *)host {
4128 @synchronized (HostConfig_) {
4129     [BridgedHosts_ addObject:host];
4130 } }
4131
4132 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4133 @synchronized (HostConfig_) {
4134     if (scheme != (id) [WebUndefined undefined])
4135         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4136
4137     [PipelinedHosts_ addObject:host];
4138 } }
4139
4140 - (void) popViewController:(NSNumber *)value {
4141     if (value == (id) [WebUndefined undefined])
4142         value = [NSNumber numberWithBool:YES];
4143     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4144 }
4145
4146 - (void) addTrivialSource:(NSString *)href {
4147     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4148 }
4149
4150 - (void) refreshSources {
4151     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4152 }
4153
4154 - (NSArray *) getAllSources {
4155     return [[Database sharedInstance] sources];
4156 }
4157
4158 - (NSArray *) getInstalledPackages {
4159     Database *database([Database sharedInstance]);
4160 @synchronized (database) {
4161     NSArray *packages([database packages]);
4162     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4163     for (Package *package in packages)
4164         if (![package uninstalled])
4165             [installed addObject:package];
4166     return installed;
4167 } }
4168
4169 - (Package *) getPackageById:(NSString *)id {
4170     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4171         [package parse];
4172         return package;
4173     } else
4174         return (Package *) [NSNull null];
4175 }
4176
4177 - (NSString *) getLocaleIdentifier {
4178     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4179 }
4180
4181 - (NSArray *) getPreferredLanguages {
4182     return Languages_;
4183 }
4184
4185 - (NSArray *) statfs:(NSString *)path {
4186     struct statfs stat;
4187
4188     if (path == nil || statfs([path UTF8String], &stat) == -1)
4189         return nil;
4190
4191     return [NSArray arrayWithObjects:
4192         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4193         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4194         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4195     nil];
4196 }
4197
4198 - (NSNumber *) du:(NSString *)path {
4199     NSNumber *value(nil);
4200
4201     int fds[2];
4202     _assert(pipe(fds) != -1);
4203
4204     pid_t pid(ExecFork());
4205     if (pid == 0) {
4206         _assert(dup2(fds[1], 1) != -1);
4207         _assert(close(fds[0]) != -1);
4208         _assert(close(fds[1]) != -1);
4209         /* XXX: this should probably not use du */
4210         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4211         exit(1);
4212         _assert(false);
4213     }
4214
4215     _assert(close(fds[1]) != -1);
4216
4217     if (FILE *du = fdopen(fds[0], "r")) {
4218         char line[1024];
4219         while (fgets(line, sizeof(line), du) != NULL) {
4220             size_t length(strlen(line));
4221             while (length != 0 && line[length - 1] == '\n')
4222                 line[--length] = '\0';
4223             if (char *tab = strchr(line, '\t')) {
4224                 *tab = '\0';
4225                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4226             }
4227         }
4228
4229         fclose(du);
4230     } else _assert(close(fds[0]));
4231
4232     int status;
4233   wait:
4234     if (waitpid(pid, &status, 0) == -1)
4235         if (errno == EINTR)
4236             goto wait;
4237         else _assert(false);
4238
4239     return value;
4240 }
4241
4242 - (void) close {
4243     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4244 }
4245
4246 - (void) installPackages:(NSArray *)packages {
4247     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4248 }
4249
4250 - (NSString *) substitutePackageNames:(NSString *)message {
4251     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4252     for (size_t i(0), e([words count]); i != e; ++i) {
4253         NSString *word([words objectAtIndex:i]);
4254         if (Package *package = [[Database sharedInstance] packageWithName:word])
4255             [words replaceObjectAtIndex:i withObject:[package name]];
4256     }
4257
4258     return [words componentsJoinedByString:@" "];
4259 }
4260
4261 - (void) removeButton {
4262     [indirect_ removeButton];
4263 }
4264
4265 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4266     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4267 }
4268
4269 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4270     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4271 }
4272
4273 - (void) setBadgeValue:(id)value {
4274     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4275 }
4276
4277 - (void) setAllowsNavigationAction:(NSString *)value {
4278     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4279 }
4280
4281 - (void) setHidesBackButton:(NSString *)value {
4282     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4283 }
4284
4285 - (void) setHidesNavigationBar:(NSString *)value {
4286     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4287 }
4288
4289 - (void) setNavigationBarStyle:(NSString *)value {
4290     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4291 }
4292
4293 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4294     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4295     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4296     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4297 }
4298
4299 - (void) setPasteboardString:(NSString *)value {
4300     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4301 }
4302
4303 - (void) setPasteboardURL:(NSString *)value {
4304     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4305 }
4306
4307 - (void) _setToken:(NSString *)token {
4308     Token_ = token;
4309
4310     if (token == nil)
4311         [Metadata_ removeObjectForKey:@"Token"];
4312     else
4313         [Metadata_ setObject:Token_ forKey:@"Token"];
4314
4315     Changed_ = true;
4316 }
4317
4318 - (void) setToken:(NSString *)token {
4319     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4320 }
4321
4322 - (void) scrollToBottom:(NSNumber *)animated {
4323     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4324 }
4325
4326 - (void) setViewportWidth:(float)width {
4327     [indirect_ setViewportWidthOnMainThread:width];
4328 }
4329
4330 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4331     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4332     unsigned count([arguments count]);
4333     id values[count];
4334     for (unsigned i(0); i != count; ++i)
4335         values[i] = [arguments objectAtIndex:i];
4336     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4337 }
4338
4339 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4340     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4341         value = nil;
4342     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4343         table = nil;
4344     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4345 }
4346
4347 @end
4348 /* }}} */
4349
4350 /* @ Loading... Indicator {{{ */
4351 @interface CYLoadingIndicator : UIView {
4352     _H<UIActivityIndicatorView> spinner_;
4353     _H<UILabel> label_;
4354     _H<UIView> container_;
4355 }
4356
4357 @property (readonly, nonatomic) UILabel *label;
4358 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4359
4360 @end
4361
4362 @implementation CYLoadingIndicator
4363
4364 - (id) initWithFrame:(CGRect)frame {
4365     if ((self = [super initWithFrame:frame]) != nil) {
4366         container_ = [[[UIView alloc] init] autorelease];
4367         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4368
4369         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4370         [spinner_ startAnimating];
4371         [container_ addSubview:spinner_];
4372
4373         label_ = [[[UILabel alloc] init] autorelease];
4374         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4375         [label_ setBackgroundColor:[UIColor clearColor]];
4376         [label_ setTextColor:[UIColor blackColor]];
4377         [label_ setShadowColor:[UIColor whiteColor]];
4378         [label_ setShadowOffset:CGSizeMake(0, 1)];
4379         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4380         [container_ addSubview:label_];
4381
4382         CGSize viewsize = frame.size;
4383         CGSize spinnersize = [spinner_ bounds].size;
4384         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4385         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4386
4387         CGRect containrect = {
4388             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4389             CGSizeMake(bothwidth, spinnersize.height)
4390         };
4391         CGRect textrect = {
4392             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4393             textsize
4394         };
4395         CGRect spinrect = {
4396             CGPointZero,
4397             spinnersize
4398         };
4399
4400         [container_ setFrame:containrect];
4401         [spinner_ setFrame:spinrect];
4402         [label_ setFrame:textrect];
4403         [self addSubview:container_];
4404     } return self;
4405 }
4406
4407 - (UILabel *) label {
4408     return label_;
4409 }
4410
4411 - (UIActivityIndicatorView *) activityIndicatorView {
4412     return spinner_;
4413 }
4414
4415 @end
4416 /* }}} */
4417 /* Emulated Loading Controller {{{ */
4418 @interface CYEmulatedLoadingController : CyteViewController {
4419     _transient Database *database_;
4420     _H<CYLoadingIndicator> indicator_;
4421     _H<UITabBar> tabbar_;
4422     _H<UINavigationBar> navbar_;
4423 }
4424
4425 @end
4426
4427 @implementation CYEmulatedLoadingController
4428
4429 - (id) initWithDatabase:(Database *)database {
4430     if ((self = [super init]) != nil) {
4431         database_ = database;
4432     } return self;
4433 }
4434
4435 - (void) loadView {
4436     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4437
4438     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4439     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4440     [[self view] addSubview:table];
4441
4442     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4443     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4444     [[self view] addSubview:indicator_];
4445
4446     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4447     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4448     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4449     [[self view] addSubview:tabbar_];
4450
4451     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4452     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4453     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4454     [[self view] addSubview:navbar_];
4455 }
4456
4457 - (void) releaseSubviews {
4458     indicator_ = nil;
4459     tabbar_ = nil;
4460     navbar_ = nil;
4461 }
4462
4463 @end
4464 /* }}} */
4465
4466 /* Cydia Browser Controller {{{ */
4467 @implementation CydiaWebViewController
4468
4469 - (void) dealloc {
4470     [cydia_ release];
4471     [super dealloc];
4472 }
4473
4474 - (NSURL *) navigationURL {
4475     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4476 }
4477
4478 + (void) initialize {
4479     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4480 }
4481
4482 + (void) addDiversion:(Diversion *)diversion {
4483     [Diversions_ addObject:diversion];
4484 }
4485
4486 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4487     [super webView:view didClearWindowObject:window forFrame:frame];
4488
4489     WebDataSource *source([frame dataSource]);
4490     NSURLResponse *response([source response]);
4491     NSURL *url([response URL]);
4492     NSString *scheme([[url scheme] lowercaseString]);
4493
4494     bool bridged(false);
4495
4496     @synchronized (HostConfig_) {
4497         if ([scheme isEqualToString:@"file"])
4498             bridged = true;
4499         else if ([scheme isEqualToString:@"https"])
4500             if ([BridgedHosts_ containsObject:[url host]])
4501                 bridged = true;
4502     }
4503
4504     if (bridged)
4505         [window setValue:cydia_ forKey:@"cydia"];
4506 }
4507
4508 - (NSURL *) URLWithURL:(NSURL *)url {
4509     return [Diversion divertURL:url];
4510 }
4511
4512 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4513     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4514
4515     if (System_ != NULL)
4516         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4517     if (Machine_ != NULL)
4518         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4519     if (Token_ != nil)
4520         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4521
4522     return copy;
4523 }
4524
4525 - (void) setDelegate:(id)delegate {
4526     [super setDelegate:delegate];
4527     [cydia_ setDelegate:delegate];
4528 }
4529
4530 - (id) init {
4531     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4532         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4533
4534         WebView *webview([[webview_ _documentView] webView]);
4535
4536         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4537
4538         if (Safari_ != nil)
4539             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4540         if (Build_ != nil)
4541             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4542         if (Product_ != nil)
4543             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4544
4545         [webview setApplicationNameForUserAgent:application];
4546     } return self;
4547 }
4548
4549 @end
4550 /* }}} */
4551
4552 // CydiaScript {{{
4553 @interface NSObject (CydiaScript)
4554 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4555 @end
4556
4557 @implementation NSObject (CydiaScript)
4558
4559 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4560     return self;
4561 }
4562
4563 @end
4564
4565 @implementation NSArray (CydiaScript)
4566
4567 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4568     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4569     for (size_t i(0), e([self count]); i != e; ++i)
4570         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4571     return object;
4572 }
4573
4574 @end
4575
4576 @implementation NSDictionary (CydiaScript)
4577
4578 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4579     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4580     for (id i in self)
4581         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4582     return object;
4583 }
4584
4585 @end
4586 // }}}
4587
4588 /* Confirmation Controller {{{ */
4589 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4590     if (!iterator.end())
4591         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4592             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4593                 continue;
4594             pkgCache::PkgIterator package(dep.TargetPkg());
4595             if (package.end())
4596                 continue;
4597             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4598                 return true;
4599         }
4600
4601     return false;
4602 }
4603
4604 @protocol ConfirmationControllerDelegate
4605 - (void) cancelAndClear:(bool)clear;
4606 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4607 - (void) queue;
4608 @end
4609
4610 @interface ConfirmationController : CydiaWebViewController {
4611     _transient Database *database_;
4612
4613     UIAlertView *essential_;
4614
4615     NSDictionary *changes_;
4616     NSMutableArray *issues_;
4617     NSDictionary *sizes_;
4618
4619     BOOL substrate_;
4620 }
4621
4622 - (id) initWithDatabase:(Database *)database;
4623
4624 @end
4625
4626 @implementation ConfirmationController
4627
4628 - (void) dealloc {
4629     [changes_ release];
4630     [issues_ release];
4631     [sizes_ release];
4632
4633     if (essential_ != nil)
4634         [essential_ release];
4635
4636     [super dealloc];
4637 }
4638
4639 - (void) complete {
4640     if (substrate_)
4641         RestartSubstrate_ = true;
4642     [delegate_ confirmWithNavigationController:[self navigationController]];
4643 }
4644
4645 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4646     NSString *context([alert context]);
4647
4648     if ([context isEqualToString:@"remove"]) {
4649         if (button == [alert cancelButtonIndex])
4650             [self dismissModalViewControllerAnimated:YES];
4651         else if (button == [alert firstOtherButtonIndex]) {
4652             [self complete];
4653         }
4654
4655         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4656     } else if ([context isEqualToString:@"unable"]) {
4657         [self dismissModalViewControllerAnimated:YES];
4658         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4659     } else {
4660         [super alertView:alert clickedButtonAtIndex:button];
4661     }
4662 }
4663
4664 - (void) _doContinue {
4665     [self dismissModalViewControllerAnimated:YES];
4666     [delegate_ cancelAndClear:NO];
4667 }
4668
4669 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4670     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4671     return nil;
4672 }
4673
4674 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4675     [super webView:view didClearWindowObject:window forFrame:frame];
4676
4677     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4678         changes_, @"changes",
4679         issues_, @"issues",
4680         sizes_, @"sizes",
4681         self, @"queue",
4682     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4683 }
4684
4685 - (id) initWithDatabase:(Database *)database {
4686     if ((self = [super init]) != nil) {
4687         database_ = database;
4688
4689         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4690         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4691         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4692         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4693         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4694
4695         bool remove(false);
4696
4697         pkgCacheFile &cache([database_ cache]);
4698         NSArray *packages([database_ packages]);
4699         pkgDepCache::Policy *policy([database_ policy]);
4700
4701         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4702
4703         for (Package *package in packages) {
4704             pkgCache::PkgIterator iterator([package iterator]);
4705             NSString *name([package id]);
4706
4707             if ([package broken]) {
4708                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4709
4710                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4711                     name, @"package",
4712                     reasons, @"reasons",
4713                 nil]];
4714
4715                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4716                 if (ver.end())
4717                     continue;
4718
4719                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4720                     pkgCache::DepIterator start;
4721                     pkgCache::DepIterator end;
4722                     dep.GlobOr(start, end); // ++dep
4723
4724                     if (!cache->IsImportantDep(end))
4725                         continue;
4726                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4727                         continue;
4728
4729                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4730
4731                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4732                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4733                         clauses, @"clauses",
4734                     nil]];
4735
4736                     _forever {
4737                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4738
4739                         pkgCache::PkgIterator target(start.TargetPkg());
4740                         if (target->ProvidesList != 0)
4741                             reason = @"missing";
4742                         else {
4743                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4744                             if (!ver.end()) {
4745                                 reason = @"installed";
4746                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4747                             } else if (!cache[target].CandidateVerIter(cache).end())
4748                                 reason = @"uninstalled";
4749                             else if (target->ProvidesList == 0)
4750                                 reason = @"uninstallable";
4751                             else
4752                                 reason = @"virtual";
4753                         }
4754
4755                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4756                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4757                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4758                         nil]);
4759
4760                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4761                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4762                             version, @"version",
4763                             reason, @"reason",
4764                             installed, @"installed",
4765                         nil]];
4766
4767                         // yes, seriously. (wtf?)
4768                         if (start == end)
4769                             break;
4770                         ++start;
4771                     }
4772                 }
4773             }
4774
4775             pkgDepCache::StateCache &state(cache[iterator]);
4776
4777             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4778
4779             if (state.NewInstall())
4780                 [installs addObject:name];
4781             // XXX: else if (state.Install())
4782             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4783                 [reinstalls addObject:name];
4784             // XXX: move before previous if
4785             else if (state.Upgrade())
4786                 [upgrades addObject:name];
4787             else if (state.Downgrade())
4788                 [downgrades addObject:name];
4789             else if (!state.Delete())
4790                 // XXX: _assert(state.Keep());
4791                 continue;
4792             else if (special_r(name))
4793                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4794                     [NSNull null], @"package",
4795                     [NSArray arrayWithObjects:
4796                         [NSDictionary dictionaryWithObjectsAndKeys:
4797                             @"Conflicts", @"relationship",
4798                             [NSArray arrayWithObjects:
4799                                 [NSDictionary dictionaryWithObjectsAndKeys:
4800                                     name, @"package",
4801                                     [NSNull null], @"version",
4802                                     @"installed", @"reason",
4803                                 nil],
4804                             nil], @"clauses",
4805                         nil],
4806                     nil], @"reasons",
4807                 nil]];
4808             else {
4809                 if ([package essential])
4810                     remove = true;
4811                 [removes addObject:name];
4812             }
4813
4814             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4815             substrate_ |= DepSubstrate(iterator.CurrentVer());
4816         }
4817
4818         if (!remove)
4819             essential_ = nil;
4820         else if (Advanced_) {
4821             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4822
4823             essential_ = [[UIAlertView alloc]
4824                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4825                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4826                 delegate:self
4827                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4828                 otherButtonTitles:
4829                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4830                 nil
4831             ];
4832
4833             [essential_ setContext:@"remove"];
4834         } else {
4835             essential_ = [[UIAlertView alloc]
4836                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4837                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4838                 delegate:self
4839                 cancelButtonTitle:UCLocalize("OKAY")
4840                 otherButtonTitles:nil
4841             ];
4842
4843             [essential_ setContext:@"unable"];
4844         }
4845
4846         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4847             installs, @"installs",
4848             reinstalls, @"reinstalls",
4849             upgrades, @"upgrades",
4850             downgrades, @"downgrades",
4851             removes, @"removes",
4852         nil];
4853
4854         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4855             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4856             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4857         nil];
4858
4859         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4860     } return self;
4861 }
4862
4863 - (UIBarButtonItem *) leftButton {
4864     return [[[UIBarButtonItem alloc]
4865         initWithTitle:UCLocalize("CANCEL")
4866         style:UIBarButtonItemStylePlain
4867         target:self
4868         action:@selector(cancelButtonClicked)
4869     ] autorelease];
4870 }
4871
4872 #if !AlwaysReload
4873 - (void) applyRightButton {
4874     if ([issues_ count] == 0 && ![self isLoading])
4875         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4876             initWithTitle:UCLocalize("CONFIRM")
4877             style:UIBarButtonItemStyleDone
4878             target:self
4879             action:@selector(confirmButtonClicked)
4880         ] autorelease]];
4881     else
4882         [[self navigationItem] setRightBarButtonItem:nil];
4883 }
4884 #endif
4885
4886 - (void) cancelButtonClicked {
4887     [self dismissModalViewControllerAnimated:YES];
4888     [delegate_ cancelAndClear:YES];
4889 }
4890
4891 #if !AlwaysReload
4892 - (void) confirmButtonClicked {
4893     if (essential_ != nil)
4894         [essential_ show];
4895     else
4896         [self complete];
4897 }
4898 #endif
4899
4900 @end
4901 /* }}} */
4902
4903 /* Progress Data {{{ */
4904 @interface CydiaProgressData : NSObject {
4905     _transient id delegate_;
4906
4907     bool running_;
4908     float percent_;
4909
4910     float current_;
4911     float total_;
4912     float speed_;
4913
4914     _H<NSMutableArray> events_;
4915     _H<NSString> title_;
4916
4917     _H<NSString> status_;
4918     _H<NSString> finish_;
4919 }
4920
4921 @end
4922
4923 @implementation CydiaProgressData
4924
4925 + (NSArray *) _attributeKeys {
4926     return [NSArray arrayWithObjects:
4927         @"current",
4928         @"events",
4929         @"finish",
4930         @"percent",
4931         @"running",
4932         @"speed",
4933         @"title",
4934         @"total",
4935     nil];
4936 }
4937
4938 - (NSArray *) attributeKeys {
4939     return [[self class] _attributeKeys];
4940 }
4941
4942 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4943     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4944 }
4945
4946 - (id) init {
4947     if ((self = [super init]) != nil) {
4948         events_ = [NSMutableArray arrayWithCapacity:32];
4949     } return self;
4950 }
4951
4952 - (void) setDelegate:(id)delegate {
4953     delegate_ = delegate;
4954 }
4955
4956 - (void) setPercent:(float)value {
4957     percent_ = value;
4958 }
4959
4960 - (NSNumber *) percent {
4961     return [NSNumber numberWithFloat:percent_];
4962 }
4963
4964 - (void) setCurrent:(float)value {
4965     current_ = value;
4966 }
4967
4968 - (NSNumber *) current {
4969     return [NSNumber numberWithFloat:current_];
4970 }
4971
4972 - (void) setTotal:(float)value {
4973     total_ = value;
4974 }
4975
4976 - (NSNumber *) total {
4977     return [NSNumber numberWithFloat:total_];
4978 }
4979
4980 - (void) setSpeed:(float)value {
4981     speed_ = value;
4982 }
4983
4984 - (NSNumber *) speed {
4985     return [NSNumber numberWithFloat:speed_];
4986 }
4987
4988 - (NSArray *) events {
4989     return events_;
4990 }
4991
4992 - (void) removeAllEvents {
4993     [events_ removeAllObjects];
4994 }
4995
4996 - (void) addEvent:(CydiaProgressEvent *)event {
4997     [events_ addObject:event];
4998 }
4999
5000 - (void) setTitle:(NSString *)text {
5001     title_ = text;
5002 }
5003
5004 - (NSString *) title {
5005     return title_;
5006 }
5007
5008 - (void) setFinish:(NSString *)text {
5009     finish_ = text;
5010 }
5011
5012 - (NSString *) finish {
5013     return (id) finish_ ?: [NSNull null];
5014 }
5015
5016 - (void) setRunning:(bool)running {
5017     running_ = running;
5018 }
5019
5020 - (NSNumber *) running {
5021     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5022 }
5023
5024 @end
5025 /* }}} */
5026 /* Progress Controller {{{ */
5027 @interface ProgressController : CydiaWebViewController <
5028     ProgressDelegate
5029 > {
5030     _transient Database *database_;
5031     _H<CydiaProgressData> progress_;
5032     unsigned cancel_;
5033 }
5034
5035 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5036
5037 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5038
5039 - (void) setTitle:(NSString *)title;
5040 - (void) setCancellable:(bool)cancellable;
5041
5042 @end
5043
5044 @implementation ProgressController
5045
5046 - (void) dealloc {
5047     [database_ setProgressDelegate:nil];
5048     [progress_ setDelegate:nil];
5049     [super dealloc];
5050 }
5051
5052 - (UIBarButtonItem *) leftButton {
5053     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5054         initWithTitle:UCLocalize("CANCEL")
5055         style:UIBarButtonItemStylePlain
5056         target:self
5057         action:@selector(cancel)
5058     ] autorelease] : nil;
5059 }
5060
5061 - (void) updateCancel {
5062     [super applyLeftButton];
5063 }
5064
5065 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5066     if ((self = [super init]) != nil) {
5067         database_ = database;
5068         delegate_ = delegate;
5069
5070         [database_ setProgressDelegate:self];
5071
5072         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5073         [progress_ setDelegate:self];
5074
5075         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5076
5077         [scroller_ setBackgroundColor:[UIColor blackColor]];
5078
5079         [[self navigationItem] setHidesBackButton:YES];
5080
5081         [self updateCancel];
5082     } return self;
5083 }
5084
5085 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5086     [super webView:view didClearWindowObject:window forFrame:frame];
5087     [window setValue:progress_ forKey:@"cydiaProgress"];
5088 }
5089
5090 - (void) updateProgress {
5091     [self dispatchEvent:@"CydiaProgressUpdate"];
5092 }
5093
5094 - (void) viewWillAppear:(BOOL)animated {
5095     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5096     [super viewWillAppear:animated];
5097 }
5098
5099 - (void) close {
5100     UpdateExternalStatus(0);
5101
5102     switch (Finish_) {
5103         case 0:
5104         break;
5105
5106         case 1:
5107             [delegate_ terminateWithSuccess];
5108             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5109                 [delegate_ suspendWithAnimation:YES];
5110             else
5111                 [delegate_ suspend];*/
5112         break;
5113
5114         case 2:
5115             _trace();
5116             goto reload;
5117
5118         case 3:
5119             _trace();
5120             goto reload;
5121
5122         reload:
5123             system("/usr/bin/sbreload");
5124             _trace();
5125         break;
5126
5127         case 4:
5128             _trace();
5129             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5130                 SBReboot(SBSSpringBoardServerPort());
5131             else
5132                 reboot2(RB_AUTOBOOT);
5133         break;
5134     }
5135
5136     [super close];
5137 }
5138
5139 - (void) setTitle:(NSString *)title {
5140     [progress_ setTitle:title];
5141     [self updateProgress];
5142 }
5143
5144 - (UIBarButtonItem *) rightButton {
5145     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5146         initWithTitle:UCLocalize("CLOSE")
5147         style:UIBarButtonItemStylePlain
5148         target:self
5149         action:@selector(close)
5150     ] autorelease];
5151 }
5152
5153 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5154     UpdateExternalStatus(1);
5155
5156     [progress_ setRunning:true];
5157     [self setTitle:title];
5158     // implicit updateProgress
5159
5160     SHA1SumValue notifyconf; {
5161         FileFd file;
5162         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5163             _error->Discard();
5164         else {
5165             MMap mmap(file, MMap::ReadOnly);
5166             SHA1Summation sha1;
5167             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5168             notifyconf = sha1.Result();
5169         }
5170     }
5171
5172     SHA1SumValue springlist; {
5173         FileFd file;
5174         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5175             _error->Discard();
5176         else {
5177             MMap mmap(file, MMap::ReadOnly);
5178             SHA1Summation sha1;
5179             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5180             springlist = sha1.Result();
5181         }
5182     }
5183
5184     if (invocation != nil) {
5185         [invocation yieldToSelector:@selector(invoke)];
5186         [self setTitle:@"COMPLETE"];
5187     }
5188
5189     if (Finish_ < 4) {
5190         FileFd file;
5191         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5192             _error->Discard();
5193         else {
5194             MMap mmap(file, MMap::ReadOnly);
5195             SHA1Summation sha1;
5196             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5197             if (!(notifyconf == sha1.Result()))
5198                 Finish_ = 4;
5199         }
5200     }
5201
5202     if (Finish_ < 3) {
5203         FileFd file;
5204         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5205             _error->Discard();
5206         else {
5207             MMap mmap(file, MMap::ReadOnly);
5208             SHA1Summation sha1;
5209             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5210             if (!(springlist == sha1.Result()))
5211                 Finish_ = 3;
5212         }
5213     }
5214
5215     if (Finish_ < 2) {
5216         if (RestartSubstrate_)
5217             Finish_ = 2;
5218     }
5219
5220     RestartSubstrate_ = false;
5221
5222     switch (Finish_) {
5223         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5224         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5225         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5226         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5227         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5228     }
5229
5230     _trace();
5231     system("su -c /usr/bin/uicache mobile");
5232     _trace();
5233
5234     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5235
5236     [progress_ setRunning:false];
5237     [self updateProgress];
5238
5239     [self applyRightButton];
5240 }
5241
5242 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5243     [progress_ addEvent:event];
5244     [self updateProgress];
5245 }
5246
5247 - (bool) isProgressCancelled {
5248     return cancel_ == 2;
5249 }
5250
5251 - (void) cancel {
5252     cancel_ = 2;
5253     [self updateCancel];
5254 }
5255
5256 - (void) setCancellable:(bool)cancellable {
5257     unsigned cancel(cancel_);
5258
5259     if (!cancellable)
5260         cancel_ = 0;
5261     else if (cancel_ == 0)
5262         cancel_ = 1;
5263
5264     if (cancel != cancel_)
5265         [self updateCancel];
5266 }
5267
5268 - (void) setProgressCancellable:(NSNumber *)cancellable {
5269     [self setCancellable:[cancellable boolValue]];
5270 }
5271
5272 - (void) setProgressPercent:(NSNumber *)percent {
5273     [progress_ setPercent:[percent floatValue]];
5274     [self updateProgress];
5275 }
5276
5277 - (void) setProgressStatus:(NSDictionary *)status {
5278     if (status == nil) {
5279         [progress_ setCurrent:0];
5280         [progress_ setTotal:0];
5281         [progress_ setSpeed:0];
5282     } else {
5283         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5284
5285         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5286         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5287         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5288     }
5289
5290     [self updateProgress];
5291 }
5292
5293 @end
5294 /* }}} */
5295
5296 /* Cell Content View {{{ */
5297 @protocol ContentDelegate
5298 - (void) drawContentRect:(CGRect)rect;
5299 @end
5300
5301 @interface ContentView : UIView {
5302     _transient id<ContentDelegate> delegate_;
5303 }
5304
5305 @end
5306
5307 @implementation ContentView
5308
5309 - (id) initWithFrame:(CGRect)frame {
5310     if ((self = [super initWithFrame:frame]) != nil) {
5311         [self setNeedsDisplayOnBoundsChange:YES];
5312     } return self;
5313 }
5314
5315 - (void) setDelegate:(id<ContentDelegate>)delegate {
5316     delegate_ = delegate;
5317 }
5318
5319 - (void) drawRect:(CGRect)rect {
5320     [super drawRect:rect];
5321     [delegate_ drawContentRect:rect];
5322 }
5323
5324 @end
5325 /* }}} */
5326 /* Cydia TableView Cell {{{ */
5327 @interface CYTableViewCell : UITableViewCell {
5328     ContentView *content_;
5329     bool highlighted_;
5330 }
5331
5332 @end
5333
5334 @implementation CYTableViewCell
5335
5336 - (void) dealloc {
5337     [content_ release];
5338     [super dealloc];
5339 }
5340
5341 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5342     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5343
5344     if (view == content_) {
5345         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5346         highlighted_ = highlighted;
5347     }
5348
5349     [super _updateHighlightColorsForView:view highlighted:highlighted];
5350 }
5351
5352 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5353     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5354     highlighted_ = selected;
5355
5356     [super setSelected:selected animated:animated];
5357     [content_ setNeedsDisplay];
5358 }
5359
5360 @end
5361 /* }}} */
5362
5363 /* Package Cell {{{ */
5364 @interface PackageCell : CYTableViewCell <
5365     ContentDelegate
5366 > {
5367     UIImage *icon_;
5368     NSString *name_;
5369     NSString *description_;
5370     bool commercial_;
5371     NSString *source_;
5372     UIImage *badge_;
5373     Package *package_;
5374     UIImage *placard_;
5375 }
5376
5377 - (PackageCell *) init;
5378 - (void) setPackage:(Package *)package;
5379
5380 - (void) drawContentRect:(CGRect)rect;
5381
5382 @end
5383
5384 @implementation PackageCell
5385
5386 - (void) clearPackage {
5387     if (icon_ != nil) {
5388         [icon_ release];
5389         icon_ = nil;
5390     }
5391
5392     if (name_ != nil) {
5393         [name_ release];
5394         name_ = nil;
5395     }
5396
5397     if (description_ != nil) {
5398         [description_ release];
5399         description_ = nil;
5400     }
5401
5402     if (source_ != nil) {
5403         [source_ release];
5404         source_ = nil;
5405     }
5406
5407     if (badge_ != nil) {
5408         [badge_ release];
5409         badge_ = nil;
5410     }
5411
5412     if (placard_ != nil) {
5413         [placard_ release];
5414         placard_ = nil;
5415     }
5416
5417     [package_ release];
5418     package_ = nil;
5419 }
5420
5421 - (void) dealloc {
5422     [self clearPackage];
5423     [super dealloc];
5424 }
5425
5426 - (PackageCell *) init {
5427     CGRect frame(CGRectMake(0, 0, 320, 74));
5428     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5429         UIView *content([self contentView]);
5430         CGRect bounds([content bounds]);
5431
5432         content_ = [[ContentView alloc] initWithFrame:bounds];
5433         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5434         [content addSubview:content_];
5435
5436         [content_ setDelegate:self];
5437         [content_ setOpaque:YES];
5438     } return self;
5439 }
5440
5441 - (NSString *) accessibilityLabel {
5442     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5443 }
5444
5445 - (void) setPackage:(Package *)package {
5446     [self clearPackage];
5447     [package parse];
5448
5449     Source *source = [package source];
5450
5451     icon_ = [[package icon] retain];
5452     name_ = [[package name] retain];
5453
5454     if (IsWildcat_)
5455         description_ = [package longDescription];
5456     if (description_ == nil)
5457         description_ = [package shortDescription];
5458     if (description_ != nil)
5459         description_ = [description_ retain];
5460
5461     commercial_ = [package isCommercial];
5462
5463     package_ = [package retain];
5464
5465     NSString *label = nil;
5466     bool trusted = false;
5467
5468     if (source != nil) {
5469         label = [source label];
5470         trusted = [source trusted];
5471     } else if ([[package id] isEqualToString:@"firmware"])
5472         label = UCLocalize("APPLE");
5473     else
5474         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5475
5476     NSString *from(label);
5477
5478     NSString *section = [package simpleSection];
5479     if (section != nil && ![section isEqualToString:label]) {
5480         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5481         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5482     }
5483
5484     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5485     source_ = [from retain];
5486
5487     if (NSString *purpose = [package primaryPurpose])
5488         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5489             badge_ = [badge_ retain];
5490
5491     UIColor *color;
5492     NSString *placard;
5493
5494     if (NSString *mode = [package_ mode]) {
5495         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5496             color = RemovingColor_;
5497             //placard = @"removing";
5498         } else {
5499             color = InstallingColor_;
5500             //placard = @"installing";
5501         }
5502
5503         // XXX: the removing/installing placards are not @2x
5504         placard = nil;
5505     } else {
5506         color = [UIColor whiteColor];
5507
5508         if ([package installed] != nil)
5509             placard = @"installed";
5510         else
5511             placard = nil;
5512     }
5513
5514     [content_ setBackgroundColor:color];
5515
5516     if (placard != nil)
5517         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5518             placard_ = [placard_ retain];
5519
5520     [self setNeedsDisplay];
5521     [content_ setNeedsDisplay];
5522 }
5523
5524 - (void) drawContentRect:(CGRect)rect {
5525     bool highlighted(highlighted_);
5526     float width([self bounds].size.width);
5527
5528 #if 0
5529     CGContextRef context(UIGraphicsGetCurrentContext());
5530     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5531     CGContextFillRect(context, rect);
5532 #endif
5533
5534     if (icon_ != nil) {
5535         CGRect rect;
5536         rect.size = [icon_ size];
5537
5538         rect.size.width /= 2;
5539         rect.size.height /= 2;
5540
5541         rect.origin.x = 25 - rect.size.width / 2;
5542         rect.origin.y = 25 - rect.size.height / 2;
5543
5544         [icon_ drawInRect:rect];
5545     }
5546
5547     if (badge_ != nil) {
5548         CGRect rect;
5549         rect.size = [badge_ size];
5550
5551         rect.size.width /= 2;
5552         rect.size.height /= 2;
5553
5554         rect.origin.x = 36 - rect.size.width / 2;
5555         rect.origin.y = 36 - rect.size.height / 2;
5556
5557         [badge_ drawInRect:rect];
5558     }
5559
5560     if (highlighted)
5561         UISetColor(White_);
5562
5563     if (!highlighted)
5564         UISetColor(commercial_ ? Purple_ : Black_);
5565     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5566     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5567
5568     if (!highlighted)
5569         UISetColor(commercial_ ? Purplish_ : Gray_);
5570     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5571
5572     if (placard_ != nil)
5573         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5574 }
5575
5576 @end
5577 /* }}} */
5578 /* Section Cell {{{ */
5579 @interface SectionCell : CYTableViewCell <
5580     ContentDelegate
5581 > {
5582     NSString *basic_;
5583     NSString *section_;
5584     NSString *name_;
5585     NSString *count_;
5586     UIImage *icon_;
5587     UISwitch *switch_;
5588     BOOL editing_;
5589 }
5590
5591 - (void) setSection:(Section *)section editing:(BOOL)editing;
5592
5593 @end
5594
5595 @implementation SectionCell
5596
5597 - (void) clearSection {
5598     if (basic_ != nil) {
5599         [basic_ release];
5600         basic_ = nil;
5601     }
5602
5603     if (section_ != nil) {
5604         [section_ release];
5605         section_ = nil;
5606     }
5607
5608     if (name_ != nil) {
5609         [name_ release];
5610         name_ = nil;
5611     }
5612
5613     if (count_ != nil) {
5614         [count_ release];
5615         count_ = nil;
5616     }
5617 }
5618
5619 - (void) dealloc {
5620     [self clearSection];
5621     [icon_ release];
5622     [switch_ release];
5623     [super dealloc];
5624 }
5625
5626 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5627     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5628         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5629         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5630         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5631
5632         UIView *content([self contentView]);
5633         CGRect bounds([content bounds]);
5634
5635         content_ = [[ContentView alloc] initWithFrame:bounds];
5636         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5637         [content addSubview:content_];
5638         [content_ setBackgroundColor:[UIColor whiteColor]];
5639
5640         [content_ setDelegate:self];
5641     } return self;
5642 }
5643
5644 - (void) onSwitch:(id)sender {
5645     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5646     if (metadata == nil) {
5647         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5648         [Sections_ setObject:metadata forKey:basic_];
5649     }
5650
5651     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5652     Changed_ = true;
5653 }
5654
5655 - (void) setSection:(Section *)section editing:(BOOL)editing {
5656     if (editing != editing_) {
5657         if (editing_)
5658             [switch_ removeFromSuperview];
5659         else
5660             [self addSubview:switch_];
5661         editing_ = editing;
5662     }
5663
5664     [self clearSection];
5665
5666     if (section == nil) {
5667         name_ = [UCLocalize("ALL_PACKAGES") retain];
5668         count_ = nil;
5669     } else {
5670         basic_ = [section name];
5671         if (basic_ != nil)
5672             basic_ = [basic_ retain];
5673
5674         section_ = [section localized];
5675         if (section_ != nil)
5676             section_ = [section_ retain];
5677
5678         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5679         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5680
5681         if (editing_)
5682             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5683     }
5684
5685     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5686     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5687
5688     [content_ setNeedsDisplay];
5689 }
5690
5691 - (void) setFrame:(CGRect)frame {
5692     [super setFrame:frame];
5693
5694     CGRect rect([switch_ frame]);
5695     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5696 }
5697
5698 - (NSString *) accessibilityLabel {
5699     return name_;
5700 }
5701
5702 - (void) drawContentRect:(CGRect)rect {
5703     bool highlighted(highlighted_ && !editing_);
5704
5705     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5706
5707     if (highlighted)
5708         UISetColor(White_);
5709
5710     float width(rect.size.width);
5711     if (editing_)
5712         width -= 87;
5713
5714     if (!highlighted)
5715         UISetColor(Black_);
5716     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5717
5718     CGSize size = [count_ sizeWithFont:Font14_];
5719
5720     UISetColor(White_);
5721     if (count_ != nil)
5722         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5723 }
5724
5725 @end
5726 /* }}} */
5727
5728 /* File Table {{{ */
5729 @interface FileTable : CyteViewController <
5730     UITableViewDataSource,
5731     UITableViewDelegate
5732 > {
5733     _transient Database *database_;
5734     Package *package_;
5735     NSString *name_;
5736     NSMutableArray *files_;
5737     UITableView *list_;
5738 }
5739
5740 - (id) initWithDatabase:(Database *)database;
5741 - (void) setPackage:(Package *)package;
5742
5743 @end
5744
5745 @implementation FileTable
5746
5747 - (void) dealloc {
5748     [self releaseSubviews];
5749
5750     [package_ release];
5751     [name_ release];
5752     [files_ release];
5753
5754     [super dealloc];
5755 }
5756
5757 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5758     return files_ == nil ? 0 : [files_ count];
5759 }
5760
5761 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5762     return 24.0f;
5763 }*/
5764
5765 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5766     static NSString *reuseIdentifier = @"Cell";
5767
5768     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5769     if (cell == nil) {
5770         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5771         [cell setFont:[UIFont systemFontOfSize:16]];
5772     }
5773     [cell setText:[files_ objectAtIndex:indexPath.row]];
5774     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5775
5776     return cell;
5777 }
5778
5779 - (NSURL *) navigationURL {
5780     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5781 }
5782
5783 - (void) loadView {
5784     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5785
5786     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5787     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5788     [list_ setRowHeight:24.0f];
5789     [list_ setDataSource:self];
5790     [list_ setDelegate:self];
5791     [[self view] addSubview:list_];
5792 }
5793
5794 - (void) viewDidLoad {
5795     [super viewDidLoad];
5796
5797     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5798 }
5799
5800 - (void) releaseSubviews {
5801     [list_ release];
5802     list_ = nil;
5803 }
5804
5805 - (id) initWithDatabase:(Database *)database {
5806     if ((self = [super init]) != nil) {
5807         database_ = database;
5808
5809         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5810     } return self;
5811 }
5812
5813 - (void) setPackage:(Package *)package {
5814     if (package_ != nil) {
5815         [package_ autorelease];
5816         package_ = nil;
5817     }
5818
5819     if (name_ != nil) {
5820         [name_ release];
5821         name_ = nil;
5822     }
5823
5824     [files_ removeAllObjects];
5825
5826     if (package != nil) {
5827         package_ = [package retain];
5828         name_ = [[package id] retain];
5829
5830         if (NSArray *files = [package files])
5831             [files_ addObjectsFromArray:files];
5832
5833         if ([files_ count] != 0) {
5834             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5835                 [files_ removeObjectAtIndex:0];
5836             [files_ sortUsingSelector:@selector(compareByPath:)];
5837
5838             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5839             [stack addObject:@"/"];
5840
5841             for (int i(0), e([files_ count]); i != e; ++i) {
5842                 NSString *file = [files_ objectAtIndex:i];
5843                 while (![file hasPrefix:[stack lastObject]])
5844                     [stack removeLastObject];
5845                 NSString *directory = [stack lastObject];
5846                 [stack addObject:[file stringByAppendingString:@"/"]];
5847                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5848                     ([stack count] - 2) * 3, "",
5849                     [file substringFromIndex:[directory length]]
5850                 ]];
5851             }
5852         }
5853     }
5854
5855     [list_ reloadData];
5856 }
5857
5858 - (void) reloadData {
5859     [super reloadData];
5860
5861     [self setPackage:[database_ packageWithName:name_]];
5862 }
5863
5864 @end
5865 /* }}} */
5866 /* Package Controller {{{ */
5867 @interface CYPackageController : CydiaWebViewController <
5868     UIActionSheetDelegate
5869 > {
5870     _transient Database *database_;
5871     _H<Package> package_;
5872     _H<NSString> name_;
5873     bool commercial_;
5874     _H<NSMutableArray> buttons_;
5875     _H<UIBarButtonItem> button_;
5876 }
5877
5878 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5879
5880 @end
5881
5882 @implementation CYPackageController
5883
5884 - (NSURL *) navigationURL {
5885     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5886 }
5887
5888 /* XXX: this is not safe at all... localization of /fail/ */
5889 - (void) _clickButtonWithName:(NSString *)name {
5890     if ([name isEqualToString:UCLocalize("CLEAR")])
5891         [delegate_ clearPackage:package_];
5892     else if ([name isEqualToString:UCLocalize("INSTALL")])
5893         [delegate_ installPackage:package_];
5894     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5895         [delegate_ installPackage:package_];
5896     else if ([name isEqualToString:UCLocalize("REMOVE")])
5897         [delegate_ removePackage:package_];
5898     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5899         [delegate_ installPackage:package_];
5900     else _assert(false);
5901 }
5902
5903 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5904     NSString *context([sheet context]);
5905
5906     if ([context isEqualToString:@"modify"]) {
5907         if (button != [sheet cancelButtonIndex]) {
5908             NSString *buttonName = [buttons_ objectAtIndex:button];
5909             [self _clickButtonWithName:buttonName];
5910         }
5911
5912         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5913     }
5914 }
5915
5916 - (bool) _allowJavaScriptPanel {
5917     return commercial_;
5918 }
5919
5920 #if !AlwaysReload
5921 - (void) _customButtonClicked {
5922     int count([buttons_ count]);
5923     if (count == 0)
5924         return;
5925
5926     if (count == 1)
5927         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5928     else {
5929         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5930         [buttons addObjectsFromArray:buttons_];
5931
5932         UIActionSheet *sheet = [[[UIActionSheet alloc]
5933             initWithTitle:nil
5934             delegate:self
5935             cancelButtonTitle:nil
5936             destructiveButtonTitle:nil
5937             otherButtonTitles:nil
5938         ] autorelease];
5939
5940         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5941         if (!IsWildcat_) {
5942            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5943            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5944         }
5945         [sheet setContext:@"modify"];
5946
5947         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5948     }
5949 }
5950
5951 // We don't want to allow non-commercial packages to do custom things to the install button,
5952 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5953 - (void) customButtonClicked {
5954     if (commercial_)
5955         [super customButtonClicked];
5956     else
5957         [self _customButtonClicked];
5958 }
5959
5960 - (void) reloadButtonClicked {
5961     // Don't reload a commerical package by tapping the loading button,
5962     // but if it's not an Install button, we should forward it on.
5963     if (![package_ uninstalled])
5964         [self _customButtonClicked];
5965 }
5966
5967 - (void) applyLoadingTitle {
5968     // Don't show "Loading" as the title. Ever.
5969 }
5970
5971 - (UIBarButtonItem *) rightButton {
5972     return button_;
5973 }
5974 #endif
5975
5976 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5977     if ((self = [super init]) != nil) {
5978         database_ = database;
5979         buttons_ = [NSMutableArray arrayWithCapacity:4];
5980         name_ = [NSString stringWithString:name];
5981         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5982     } return self;
5983 }
5984
5985 - (void) reloadData {
5986     [super reloadData];
5987
5988     package_ = [database_ packageWithName:name_];
5989
5990     [buttons_ removeAllObjects];
5991
5992     if (package_ != nil) {
5993         [(Package *) package_ parse];
5994
5995         commercial_ = [package_ isCommercial];
5996
5997         if ([package_ mode] != nil)
5998             [buttons_ addObject:UCLocalize("CLEAR")];
5999         if ([package_ source] == nil);
6000         else if ([package_ upgradableAndEssential:NO])
6001             [buttons_ addObject:UCLocalize("UPGRADE")];
6002         else if ([package_ uninstalled])
6003             [buttons_ addObject:UCLocalize("INSTALL")];
6004         else
6005             [buttons_ addObject:UCLocalize("REINSTALL")];
6006         if (![package_ uninstalled])
6007             [buttons_ addObject:UCLocalize("REMOVE")];
6008     }
6009
6010     NSString *title;
6011     switch ([buttons_ count]) {
6012         case 0: title = nil; break;
6013         case 1: title = [buttons_ objectAtIndex:0]; break;
6014         default: title = UCLocalize("MODIFY"); break;
6015     }
6016
6017     button_ = [[[UIBarButtonItem alloc]
6018         initWithTitle:title
6019         style:UIBarButtonItemStylePlain
6020         target:self
6021         action:@selector(customButtonClicked)
6022     ] autorelease];
6023 }
6024
6025 - (bool) isLoading {
6026     return commercial_ ? [super isLoading] : false;
6027 }
6028
6029 @end
6030 /* }}} */
6031
6032 /* Package List Controller {{{ */
6033 @interface PackageListController : CyteViewController <
6034     UITableViewDataSource,
6035     UITableViewDelegate
6036 > {
6037     _transient Database *database_;
6038     unsigned era_;
6039     NSMutableArray *packages_;
6040     NSMutableArray *sections_;
6041     UITableView *list_;
6042     NSMutableArray *index_;
6043     NSMutableDictionary *indices_;
6044     NSString *title_;
6045 }
6046
6047 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6048 - (void) setDelegate:(id)delegate;
6049 - (void) resetCursor;
6050
6051 @end
6052
6053 @implementation PackageListController
6054
6055 - (void) dealloc {
6056     [packages_ release];
6057     [sections_ release];
6058     [list_ release];
6059     [index_ release];
6060     [indices_ release];
6061     [title_ release];
6062
6063     [super dealloc];
6064 }
6065
6066 - (void) deselectWithAnimation:(BOOL)animated {
6067     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6068 }
6069
6070 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6071     CGRect base = [[self view] bounds];
6072     base.size.height -= bounds.size.height;
6073     base.origin = [list_ frame].origin;
6074
6075     [UIView beginAnimations:nil context:NULL];
6076     [UIView setAnimationBeginsFromCurrentState:YES];
6077     [UIView setAnimationCurve:curve];
6078     [UIView setAnimationDuration:duration];
6079     [list_ setFrame:base];
6080     [UIView commitAnimations];
6081 }
6082
6083 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6084     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6085 }
6086
6087 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6088     [self resizeForKeyboardBounds:bounds duration:0];
6089 }
6090
6091 - (void) keyboardWillShow:(NSNotification *)notification {
6092     CGRect bounds;
6093     CGPoint center;
6094     NSTimeInterval duration;
6095     UIViewAnimationCurve curve;
6096     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6097     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6098     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6099     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6100
6101     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);
6102     UIViewController *base = self;
6103     while ([base parentViewController] != nil)
6104         base = [base parentViewController];
6105     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6106     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6107
6108     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6109 }
6110
6111 - (void) keyboardWillHide:(NSNotification *)notification {
6112     NSTimeInterval duration;
6113     UIViewAnimationCurve curve;
6114     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6115     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6116
6117     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6118 }
6119
6120 - (void) viewWillAppear:(BOOL)animated {
6121     [super viewWillAppear:animated];
6122
6123     [self resizeForKeyboardBounds:CGRectZero];
6124     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6125     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6126 }
6127
6128 - (void) viewWillDisappear:(BOOL)animated {
6129     [super viewWillDisappear:animated];
6130
6131     [self resizeForKeyboardBounds:CGRectZero];
6132     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6133     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6134 }
6135
6136 - (void) viewDidAppear:(BOOL)animated {
6137     [super viewDidAppear:animated];
6138     [self deselectWithAnimation:animated];
6139 }
6140
6141 - (void) didSelectPackage:(Package *)package {
6142     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6143     [view setDelegate:delegate_];
6144     [[self navigationController] pushViewController:view animated:YES];
6145 }
6146
6147 #if TryIndexedCollation
6148 + (BOOL) hasIndexedCollation {
6149     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6150 }
6151 #endif
6152
6153 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6154     NSInteger count([sections_ count]);
6155     return count == 0 ? 1 : count;
6156 }
6157
6158 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6159     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6160         return nil;
6161     return [[sections_ objectAtIndex:section] name];
6162 }
6163
6164 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6165     if ([sections_ count] == 0)
6166         return 0;
6167     return [[sections_ objectAtIndex:section] count];
6168 }
6169
6170 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6171 @synchronized (database_) {
6172     if ([database_ era] != era_)
6173         return nil;
6174
6175     Section *section([sections_ objectAtIndex:[path section]]);
6176     NSInteger row([path row]);
6177     Package *package([packages_ objectAtIndex:([section row] + row)]);
6178     return [[package retain] autorelease];
6179 } }
6180
6181 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6182     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6183     if (cell == nil)
6184         cell = [[[PackageCell alloc] init] autorelease];
6185     [cell setPackage:[self packageAtIndexPath:path]];
6186     return cell;
6187 }
6188
6189 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6190     Package *package([self packageAtIndexPath:path]);
6191     package = [database_ packageWithName:[package id]];
6192     [self didSelectPackage:package];
6193 }
6194
6195 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6196     // XXX: is 20 the most optimal number here?
6197     return [packages_ count] > 20 ? index_ : nil;
6198 }
6199
6200 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6201 #if TryIndexedCollation
6202     if ([[self class] hasIndexedCollation]) {
6203         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6204     }
6205 #endif
6206
6207     return index;
6208 }
6209
6210 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6211     if ((self = [super init]) != nil) {
6212         database_ = database;
6213         title_ = [title copy];
6214         [[self navigationItem] setTitle:title_];
6215
6216 #if TryIndexedCollation
6217         if ([[self class] hasIndexedCollation])
6218             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6219         else
6220 #endif
6221             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6222
6223         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6224
6225         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6226         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6227
6228         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6229         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6230         [list_ setRowHeight:73];
6231         [[self view] addSubview:list_];
6232
6233         [list_ setDataSource:self];
6234         [list_ setDelegate:self];
6235     } return self;
6236 }
6237
6238 - (void) setDelegate:(id)delegate {
6239     delegate_ = delegate;
6240 }
6241
6242 - (bool) hasPackage:(Package *)package {
6243     return true;
6244 }
6245
6246 - (bool) shouldYield {
6247     return false;
6248 }
6249
6250 - (void) _reloadPackages:(NSArray *)packages {
6251     [packages_ removeAllObjects];
6252     [sections_ removeAllObjects];
6253
6254     _profile(PackageTable$reloadData$Filter)
6255         for (Package *package in packages)
6256             if ([self hasPackage:package])
6257                 [packages_ addObject:package];
6258     _end
6259 }
6260
6261 - (void) _reloadData {
6262     era_ = [database_ era];
6263     NSArray *packages = [database_ packages];
6264
6265     if ([self shouldYield]) {
6266         UIProgressHUD *hud([delegate_ addProgressHUD]);
6267         [hud setText:UCLocalize("LOADING")];
6268         [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
6269         [delegate_ removeProgressHUD:hud];
6270     } else {
6271         [self _reloadPackages:packages];
6272     }
6273
6274     [indices_ removeAllObjects];
6275
6276     Section *section = nil;
6277
6278 #if TryIndexedCollation
6279     if ([[self class] hasIndexedCollation]) {
6280         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6281         NSArray *titles = [collation sectionIndexTitles];
6282         int secidx = -1;
6283
6284         _profile(PackageTable$reloadData$Section)
6285             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6286                 Package *package;
6287                 int index;
6288
6289                 _profile(PackageTable$reloadData$Section$Package)
6290                     package = [packages_ objectAtIndex:offset];
6291                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6292                 _end
6293
6294                 while (secidx < index) {
6295                     secidx += 1;
6296
6297                     _profile(PackageTable$reloadData$Section$Allocate)
6298                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6299                     _end
6300
6301                     _profile(PackageTable$reloadData$Section$Add)
6302                         [sections_ addObject:section];
6303                     _end
6304                 }
6305
6306                 [section addToCount];
6307             }
6308         _end
6309     } else
6310 #endif
6311     {
6312         [index_ removeAllObjects];
6313
6314         _profile(PackageTable$reloadData$Section)
6315             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6316                 Package *package;
6317                 unichar index;
6318
6319                 _profile(PackageTable$reloadData$Section$Package)
6320                     package = [packages_ objectAtIndex:offset];
6321                     index = [package index];
6322                 _end
6323
6324                 if (section == nil || [section index] != index) {
6325                     _profile(PackageTable$reloadData$Section$Allocate)
6326                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6327                     _end
6328
6329                     [index_ addObject:[section name]];
6330                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6331
6332                     _profile(PackageTable$reloadData$Section$Add)
6333                         [sections_ addObject:section];
6334                     _end
6335                 }
6336
6337                 [section addToCount];
6338             }
6339         _end
6340     }
6341
6342     _profile(PackageTable$reloadData$List)
6343         [list_ reloadData];
6344     _end
6345 }
6346
6347 - (void) reloadData {
6348     [super reloadData];
6349     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6350 }
6351
6352 - (void) resetCursor {
6353     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6354 }
6355
6356 @end
6357 /* }}} */
6358 /* Filtered Package List Controller {{{ */
6359 @interface FilteredPackageListController : PackageListController {
6360     SEL filter_;
6361     IMP imp_;
6362     id object_;
6363 }
6364
6365 - (void) setObject:(id)object;
6366 - (void) setObject:(id)object forFilter:(SEL)filter;
6367
6368 - (SEL) filter;
6369 - (void) setFilter:(SEL)filter;
6370
6371 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6372
6373 @end
6374
6375 @implementation FilteredPackageListController
6376
6377 - (void) dealloc {
6378     if (object_ != nil)
6379         [object_ release];
6380     [super dealloc];
6381 }
6382
6383 - (SEL) filter {
6384     return filter_;
6385 }
6386
6387 - (void) setFilter:(SEL)filter {
6388     filter_ = filter;
6389
6390     /* XXX: this is an unsafe optimization of doomy hell */
6391     Method method(class_getInstanceMethod([Package class], filter));
6392     _assert(method != NULL);
6393     imp_ = method_getImplementation(method);
6394     _assert(imp_ != NULL);
6395 }
6396
6397 - (void) setObject:(id)object {
6398     if (object_ != nil)
6399         [object_ release];
6400     if (object == nil)
6401         object_ = nil;
6402     else
6403         object_ = [object retain];
6404 }
6405
6406 - (void) setObject:(id)object forFilter:(SEL)filter {
6407     [self setFilter:filter];
6408     [self setObject:object];
6409 }
6410
6411 - (bool) hasPackage:(Package *)package {
6412     _profile(FilteredPackageTable$hasPackage)
6413         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6414     _end
6415 }
6416
6417 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6418     if ((self = [super initWithDatabase:database title:title]) != nil) {
6419         [self setFilter:filter];
6420         [self setObject:object];
6421     } return self;
6422 }
6423
6424 @end
6425 /* }}} */
6426
6427 /* Home Controller {{{ */
6428 @interface HomeController : CydiaWebViewController {
6429 }
6430
6431 @end
6432
6433 @implementation HomeController
6434
6435 - (id) init {
6436     if ((self = [super init]) != nil) {
6437         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6438         [self reloadData];
6439     } return self;
6440 }
6441
6442 - (NSURL *) navigationURL {
6443     return [NSURL URLWithString:@"cydia://home"];
6444 }
6445
6446 - (void) aboutButtonClicked {
6447     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6448
6449     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6450     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6451     [alert setCancelButtonIndex:0];
6452
6453     [alert setMessage:
6454         @"Copyright \u00a9 2008-2011\n"
6455         "SaurikIT, LLC\n"
6456         "\n"
6457         "Jay Freeman (saurik)\n"
6458         "saurik@saurik.com\n"
6459         "http://www.saurik.com/"
6460     ];
6461
6462     [alert show];
6463 }
6464
6465 - (UIBarButtonItem *) leftButton {
6466     return [[[UIBarButtonItem alloc]
6467         initWithTitle:UCLocalize("ABOUT")
6468         style:UIBarButtonItemStylePlain
6469         target:self
6470         action:@selector(aboutButtonClicked)
6471     ] autorelease];
6472 }
6473
6474 - (void) unloadData {
6475     [super unloadData];
6476     [self reloadData];
6477 }
6478
6479 @end
6480 /* }}} */
6481 /* Manage Controller {{{ */
6482 @interface ManageController : CydiaWebViewController {
6483 }
6484
6485 - (void) queueStatusDidChange;
6486
6487 @end
6488
6489 @implementation ManageController
6490
6491 - (id) init {
6492     if ((self = [super init]) != nil) {
6493         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6494     } return self;
6495 }
6496
6497 - (NSURL *) navigationURL {
6498     return [NSURL URLWithString:@"cydia://manage"];
6499 }
6500
6501 - (UIBarButtonItem *) leftButton {
6502     return [[[UIBarButtonItem alloc]
6503         initWithTitle:UCLocalize("SETTINGS")
6504         style:UIBarButtonItemStylePlain
6505         target:self
6506         action:@selector(settingsButtonClicked)
6507     ] autorelease];
6508 }
6509
6510 - (void) settingsButtonClicked {
6511     [delegate_ showSettings];
6512 }
6513
6514 - (void) queueButtonClicked {
6515     [delegate_ queue];
6516 }
6517
6518 - (UIBarButtonItem *) customButton {
6519     return Queuing_ ? [[[UIBarButtonItem alloc]
6520         initWithTitle:UCLocalize("QUEUE")
6521         style:UIBarButtonItemStyleDone
6522         target:self
6523         action:@selector(queueButtonClicked)
6524     ] autorelease] : [super customButton];
6525 }
6526
6527 - (void) queueStatusDidChange {
6528     [self applyRightButton];
6529 }
6530
6531 - (bool) isLoading {
6532     return !Queuing_ && [super isLoading];
6533 }
6534
6535 @end
6536 /* }}} */
6537
6538 /* Refresh Bar {{{ */
6539 @interface RefreshBar : UINavigationBar {
6540     UIProgressIndicator *indicator_;
6541     UITextLabel *prompt_;
6542     UIProgressBar *progress_;
6543     UINavigationButton *cancel_;
6544 }
6545
6546 @end
6547
6548 @implementation RefreshBar
6549
6550 - (void) dealloc {
6551     [indicator_ release];
6552     [prompt_ release];
6553     [progress_ release];
6554     [cancel_ release];
6555     [super dealloc];
6556 }
6557
6558 - (void) positionViews {
6559     CGRect frame = [cancel_ frame];
6560     frame.size = [cancel_ sizeThatFits:frame.size];
6561     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6562     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6563     [cancel_ setFrame:frame];
6564
6565     CGSize prgsize = {75, 100};
6566     CGRect prgrect = {{
6567         [self frame].size.width - prgsize.width - 10,
6568         ([self frame].size.height - prgsize.height) / 2
6569     } , prgsize};
6570     [progress_ setFrame:prgrect];
6571
6572     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6573     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6574     CGRect indrect = {{indoffset, indoffset}, indsize};
6575     [indicator_ setFrame:indrect];
6576
6577     CGSize prmsize = {215, indsize.height + 4};
6578     CGRect prmrect = {{
6579         indoffset * 2 + indsize.width,
6580         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6581     }, prmsize};
6582     [prompt_ setFrame:prmrect];
6583 }
6584
6585 - (void) setFrame:(CGRect)frame {
6586     [super setFrame:frame];
6587     [self positionViews];
6588 }
6589
6590 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6591     if ((self = [super initWithFrame:frame]) != nil) {
6592         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6593
6594         [self setBarStyle:UIBarStyleBlack];
6595
6596         UIBarStyle barstyle([self _barStyle:NO]);
6597         bool ugly(barstyle == UIBarStyleDefault);
6598
6599         UIProgressIndicatorStyle style = ugly ?
6600             UIProgressIndicatorStyleMediumBrown :
6601             UIProgressIndicatorStyleMediumWhite;
6602
6603         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6604         [indicator_ setStyle:style];
6605         [indicator_ startAnimation];
6606         [self addSubview:indicator_];
6607
6608         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6609         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6610         [prompt_ setBackgroundColor:[UIColor clearColor]];
6611         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6612         [self addSubview:prompt_];
6613
6614         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6615         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6616         [progress_ setStyle:0];
6617         [self addSubview:progress_];
6618
6619         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6620         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6621         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6622         [cancel_ setBarStyle:barstyle];
6623
6624         [self positionViews];
6625     } return self;
6626 }
6627
6628 - (void) setCancellable:(bool)cancellable {
6629     if (cancellable)
6630         [self addSubview:cancel_];
6631     else
6632         [cancel_ removeFromSuperview];
6633 }
6634
6635 - (void) start {
6636     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6637     [progress_ setProgress:0];
6638 }
6639
6640 - (void) stop {
6641     [self setCancellable:NO];
6642 }
6643
6644 - (void) setPrompt:(NSString *)prompt {
6645     [prompt_ setText:prompt];
6646 }
6647
6648 - (void) setProgress:(float)progress {
6649     [progress_ setProgress:progress];
6650 }
6651
6652 @end
6653 /* }}} */
6654
6655 /* Cydia Navigation Controller Interface {{{ */
6656 @interface UINavigationController (Cydia)
6657
6658 - (NSArray *) navigationURLCollection;
6659 - (void) unloadData;
6660
6661 @end
6662 /* }}} */
6663
6664 /* Cydia Tab Bar Controller {{{ */
6665 @interface CYTabBarController : UITabBarController <
6666     UITabBarControllerDelegate,
6667     ProgressDelegate
6668 > {
6669     _transient Database *database_;
6670     RefreshBar *refreshbar_;
6671
6672     bool dropped_;
6673     bool updating_;
6674     // XXX: ok, "updatedelegate_"?...
6675     _transient NSObject<CydiaDelegate> *updatedelegate_;
6676
6677     id root_;
6678     UIViewController *remembered_;
6679     _transient UIViewController *transient_;
6680 }
6681
6682 - (NSArray *) navigationURLCollection;
6683 - (void) dropBar:(BOOL)animated;
6684 - (void) beginUpdate;
6685 - (void) raiseBar:(BOOL)animated;
6686 - (BOOL) updating;
6687 - (void) unloadData;
6688
6689 @end
6690
6691 @implementation CYTabBarController
6692
6693 - (void) setUnselectedViewController:(UIViewController *)transient {
6694     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6695     if (transient != nil) {
6696         if (transient_ == nil)
6697             remembered_ = [[controllers objectAtIndex:0] retain];
6698         transient_ = transient;
6699         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6700         [controllers replaceObjectAtIndex:0 withObject:transient_];
6701         [self setSelectedIndex:0];
6702         [self setViewControllers:controllers];
6703         [self concealTabBarSelection];
6704     } else if (remembered_ != nil) {
6705         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6706         transient_ = transient;
6707         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6708         [remembered_ release];
6709         remembered_ = nil;
6710         [self setViewControllers:controllers];
6711         [self revealTabBarSelection];
6712     }
6713 }
6714
6715 - (UIViewController *) unselectedViewController {
6716     return transient_;
6717 }
6718
6719 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6720     if ([self unselectedViewController])
6721         [self setUnselectedViewController:nil];
6722 }
6723
6724 - (NSArray *) navigationURLCollection {
6725     NSMutableArray *items([NSMutableArray array]);
6726
6727     // XXX: Should this deal with transient view controllers?
6728     for (id navigation in [self viewControllers]) {
6729         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6730         if (stack != nil)
6731             [items addObject:stack];
6732     }
6733
6734     return items;
6735 }
6736
6737 - (void) unloadData {
6738     UIViewController *selected([self selectedViewController]);
6739     for (UINavigationController *controller in [self viewControllers])
6740         [controller unloadData];
6741
6742     [selected reloadData];
6743
6744     if (UIViewController *unselected = [self unselectedViewController])
6745         [unselected reloadData];
6746
6747     [super unloadData];
6748 }
6749
6750 - (void) dealloc {
6751     [refreshbar_ release];
6752     [[NSNotificationCenter defaultCenter] removeObserver:self];
6753
6754     [super dealloc];
6755 }
6756
6757 - (id) initWithDatabase:(Database *)database {
6758     if ((self = [super init]) != nil) {
6759         database_ = database;
6760         [self setDelegate:self];
6761
6762         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6763         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6764
6765         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6766     } return self;
6767 }
6768
6769 - (void) setUpdate:(NSDate *)date {
6770     [self beginUpdate];
6771 }
6772
6773 - (void) beginUpdate {
6774     [refreshbar_ start];
6775     [self dropBar:YES];
6776
6777     [updatedelegate_ retainNetworkActivityIndicator];
6778     updating_ = true;
6779
6780     [NSThread
6781         detachNewThreadSelector:@selector(performUpdate)
6782         toTarget:self
6783         withObject:nil
6784     ];
6785 }
6786
6787 - (void) performUpdate { _pooled
6788     Status status;
6789     status.setDelegate(self);
6790     [database_ updateWithStatus:status];
6791
6792     [self
6793         performSelectorOnMainThread:@selector(completeUpdate)
6794         withObject:nil
6795         waitUntilDone:NO
6796     ];
6797 }
6798
6799 - (void) stopUpdateWithSelector:(SEL)selector {
6800     updating_ = false;
6801     [updatedelegate_ releaseNetworkActivityIndicator];
6802
6803     [self raiseBar:YES];
6804     [refreshbar_ stop];
6805
6806     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6807 }
6808
6809 - (void) completeUpdate {
6810     if (!updating_)
6811         return;
6812     [self stopUpdateWithSelector:@selector(reloadData)];
6813 }
6814
6815 - (void) cancelUpdate {
6816     [self stopUpdateWithSelector:@selector(updateData)];
6817 }
6818
6819 - (void) cancelPressed {
6820     [self cancelUpdate];
6821 }
6822
6823 - (BOOL) updating {
6824     return updating_;
6825 }
6826
6827 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6828     [refreshbar_ setPrompt:[event compoundMessage]];
6829 }
6830
6831 - (bool) isProgressCancelled {
6832     return !updating_;
6833 }
6834
6835 - (void) setProgressCancellable:(NSNumber *)cancellable {
6836     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6837 }
6838
6839 - (void) setProgressPercent:(NSNumber *)percent {
6840     [refreshbar_ setProgress:[percent floatValue]];
6841 }
6842
6843 - (void) setProgressStatus:(NSDictionary *)status {
6844     if (status != nil)
6845         [self setProgressPercent:[status objectForKey:@"Percent"]];
6846 }
6847
6848 - (void) setUpdateDelegate:(id)delegate {
6849     updatedelegate_ = delegate;
6850 }
6851
6852 - (CGFloat) statusBarHeight {
6853     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6854         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6855     } else {
6856         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6857     }
6858 }
6859
6860 - (UIView *) transitionView {
6861     if ([self respondsToSelector:@selector(_transitionView)])
6862         return [self _transitionView];
6863     else
6864         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6865 }
6866
6867 - (void) dropBar:(BOOL)animated {
6868     if (dropped_)
6869         return;
6870     dropped_ = true;
6871
6872     UIView *transition([self transitionView]);
6873     [[self view] addSubview:refreshbar_];
6874
6875     CGRect barframe([refreshbar_ frame]);
6876
6877     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6878         barframe.origin.y = [self statusBarHeight];
6879     else
6880         barframe.origin.y = 0;
6881
6882     [refreshbar_ setFrame:barframe];
6883
6884     if (animated)
6885         [UIView beginAnimations:nil context:NULL];
6886
6887     CGRect viewframe = [transition frame];
6888     viewframe.origin.y += barframe.size.height;
6889     viewframe.size.height -= barframe.size.height;
6890     [transition setFrame:viewframe];
6891
6892     if (animated)
6893         [UIView commitAnimations];
6894
6895     // Ensure bar has the proper width for our view, it might have changed
6896     barframe.size.width = viewframe.size.width;
6897     [refreshbar_ setFrame:barframe];
6898
6899     // XXX: fix Apple's layout bug
6900     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6901 }
6902
6903 - (void) raiseBar:(BOOL)animated {
6904     if (!dropped_)
6905         return;
6906     dropped_ = false;
6907
6908     UIView *transition([self transitionView]);
6909     [refreshbar_ removeFromSuperview];
6910
6911     CGRect barframe([refreshbar_ frame]);
6912
6913     if (animated)
6914         [UIView beginAnimations:nil context:NULL];
6915
6916     CGRect viewframe = [transition frame];
6917     viewframe.origin.y -= barframe.size.height;
6918     viewframe.size.height += barframe.size.height;
6919     [transition setFrame:viewframe];
6920
6921     if (animated)
6922         [UIView commitAnimations];
6923
6924     // XXX: fix Apple's layout bug
6925     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6926 }
6927
6928 #if 0
6929 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6930     // XXX: fix Apple's layout bug
6931     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6932 }
6933 #endif
6934
6935 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6936     bool dropped(dropped_);
6937
6938     if (dropped)
6939         [self raiseBar:NO];
6940
6941     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6942
6943     if (dropped)
6944         [self dropBar:NO];
6945
6946     // XXX: fix Apple's layout bug
6947     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6948 }
6949
6950 - (void) statusBarFrameChanged:(NSNotification *)notification {
6951     if (dropped_) {
6952         [self raiseBar:NO];
6953         [self dropBar:NO];
6954     }
6955 }
6956
6957 @end
6958 /* }}} */
6959
6960 /* Cydia Navigation Controller Implementation {{{ */
6961 @implementation UINavigationController (Cydia)
6962
6963 - (NSArray *) navigationURLCollection {
6964     NSMutableArray *stack([NSMutableArray array]);
6965
6966     for (CyteViewController *controller in [self viewControllers]) {
6967         NSString *url = [[controller navigationURL] absoluteString];
6968         if (url != nil)
6969             [stack addObject:url];
6970     }
6971
6972     return stack;
6973 }
6974
6975 - (void) reloadData {
6976     [super reloadData];
6977
6978     if (UIViewController *visible = [self visibleViewController])
6979         [visible reloadData];
6980 }
6981
6982 - (void) unloadData {
6983     for (CyteViewController *page in [self viewControllers])
6984         [page unloadData];
6985
6986     [super unloadData];
6987 }
6988
6989 @end
6990 /* }}} */
6991
6992 /* Cydia:// Protocol {{{ */
6993 @interface CydiaURLProtocol : NSURLProtocol {
6994 }
6995
6996 @end
6997
6998 @implementation CydiaURLProtocol
6999
7000 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7001     NSURL *url([request URL]);
7002     if (url == nil)
7003         return NO;
7004
7005     NSString *scheme([[url scheme] lowercaseString]);
7006     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7007         return YES;
7008     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7009         return YES;
7010
7011     return NO;
7012 }
7013
7014 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7015     return request;
7016 }
7017
7018 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7019     id<NSURLProtocolClient> client([self client]);
7020     if (icon == nil)
7021         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7022     else {
7023         NSData *data(UIImagePNGRepresentation(icon));
7024
7025         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7026         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7027         [client URLProtocol:self didLoadData:data];
7028         [client URLProtocolDidFinishLoading:self];
7029     }
7030 }
7031
7032 - (void) startLoading {
7033     id<NSURLProtocolClient> client([self client]);
7034     NSURLRequest *request([self request]);
7035
7036     NSURL *url([request URL]);
7037     NSString *href([url absoluteString]);
7038     NSString *scheme([[url scheme] lowercaseString]);
7039
7040     NSString *path;
7041
7042     if ([scheme isEqualToString:@"cydia"])
7043         path = [href substringFromIndex:8];
7044     else if ([scheme isEqualToString:@"about"])
7045         path = [href substringFromIndex:12];
7046     else _assert(false);
7047
7048     NSRange slash([path rangeOfString:@"/"]);
7049
7050     NSString *command;
7051     if (slash.location == NSNotFound) {
7052         command = path;
7053         path = nil;
7054     } else {
7055         command = [path substringToIndex:slash.location];
7056         path = [path substringFromIndex:(slash.location + 1)];
7057     }
7058
7059     Database *database([Database sharedInstance]);
7060
7061     if ([command isEqualToString:@"package-icon"]) {
7062         if (path == nil)
7063             goto fail;
7064         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7065         Package *package([database packageWithName:path]);
7066         if (package == nil)
7067             goto fail;
7068         UIImage *icon([package icon]);
7069         [self _returnPNGWithImage:icon forRequest:request];
7070     } else if ([command isEqualToString:@"source-icon"]) {
7071         if (path == nil)
7072             goto fail;
7073         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7074         NSString *source(Simplify(path));
7075         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7076         if (icon == nil)
7077             icon = [UIImage applicationImageNamed:@"unknown.png"];
7078         [self _returnPNGWithImage:icon forRequest:request];
7079     } else if ([command isEqualToString:@"uikit-image"]) {
7080         if (path == nil)
7081             goto fail;
7082         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7083         UIImage *icon(_UIImageWithName(path));
7084         [self _returnPNGWithImage:icon forRequest:request];
7085     } else if ([command isEqualToString:@"section-icon"]) {
7086         if (path == nil)
7087             goto fail;
7088         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7089         NSString *section(Simplify(path));
7090         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7091         if (icon == nil)
7092             icon = [UIImage applicationImageNamed:@"unknown.png"];
7093         [self _returnPNGWithImage:icon forRequest:request];
7094     } else fail: {
7095         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7096     }
7097 }
7098
7099 - (void) stopLoading {
7100 }
7101
7102 @end
7103 /* }}} */
7104
7105 /* Section Controller {{{ */
7106 @interface SectionController : FilteredPackageListController {
7107     _H<NSString> section_;
7108 }
7109
7110 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7111
7112 @end
7113
7114 @implementation SectionController
7115
7116 - (NSURL *) navigationURL {
7117     NSString *name = section_;
7118     if (name == nil)
7119         name = @"all";
7120
7121     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7122 }
7123
7124 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7125     NSString *title;
7126     if (name == nil)
7127         title = UCLocalize("ALL_PACKAGES");
7128     else if (![name isEqual:@""])
7129         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7130     else
7131         title = UCLocalize("NO_SECTION");
7132
7133     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7134         section_ = name;
7135     } return self;
7136 }
7137
7138 @end
7139 /* }}} */
7140 /* Sections Controller {{{ */
7141 @interface SectionsController : CyteViewController <
7142     UITableViewDataSource,
7143     UITableViewDelegate
7144 > {
7145     _transient Database *database_;
7146     NSMutableArray *sections_;
7147     NSMutableArray *filtered_;
7148     UITableView *list_;
7149 }
7150
7151 - (id) initWithDatabase:(Database *)database;
7152 - (void) editButtonClicked;
7153
7154 @end
7155
7156 @implementation SectionsController
7157
7158 - (void) dealloc {
7159     [self releaseSubviews];
7160     [sections_ release];
7161     [filtered_ release];
7162
7163     [super dealloc];
7164 }
7165
7166 - (NSURL *) navigationURL {
7167     return [NSURL URLWithString:@"cydia://sections"];
7168 }
7169
7170 - (void) updateNavigationItem {
7171     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7172     if ([sections_ count] == 0) {
7173         [[self navigationItem] setRightBarButtonItem:nil];
7174     } else {
7175         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7176             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7177             target:self
7178             action:@selector(editButtonClicked)
7179         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7180     }
7181 }
7182
7183 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7184     [super setEditing:editing animated:animated];
7185
7186     if (editing)
7187         [list_ reloadData];
7188     else
7189         [delegate_ updateData];
7190
7191     [self updateNavigationItem];
7192 }
7193
7194 - (void) viewDidAppear:(BOOL)animated {
7195     [super viewDidAppear:animated];
7196     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7197 }
7198
7199 - (void) viewWillDisappear:(BOOL)animated {
7200     [super viewWillDisappear:animated];
7201     if ([self isEditing]) [self setEditing:NO];
7202 }
7203
7204 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7205     Section *section = nil;
7206     int index = [indexPath row];
7207     if (![self isEditing]) {
7208         index -= 1;
7209         if (index >= 0)
7210             section = [filtered_ objectAtIndex:index];
7211     } else {
7212         section = [sections_ objectAtIndex:index];
7213     }
7214     return section;
7215 }
7216
7217 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7218     if ([self isEditing])
7219         return [sections_ count];
7220     else
7221         return [filtered_ count] + 1;
7222 }
7223
7224 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7225     return 45.0f;
7226 }*/
7227
7228 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7229     static NSString *reuseIdentifier = @"SectionCell";
7230
7231     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7232     if (cell == nil)
7233         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7234
7235     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7236
7237     return cell;
7238 }
7239
7240 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7241     if ([self isEditing])
7242         return;
7243
7244     Section *section = [self sectionAtIndexPath:indexPath];
7245
7246     SectionController *controller = [[[SectionController alloc]
7247         initWithDatabase:database_
7248         section:[section name]
7249     ] autorelease];
7250     [controller setDelegate:delegate_];
7251
7252     [[self navigationController] pushViewController:controller animated:YES];
7253 }
7254
7255 - (void) loadView {
7256     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7257
7258     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7259     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7260     [list_ setRowHeight:45.0f];
7261     [list_ setDataSource:self];
7262     [list_ setDelegate:self];
7263     [[self view] addSubview:list_];
7264 }
7265
7266 - (void) viewDidLoad {
7267     [super viewDidLoad];
7268
7269     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7270 }
7271
7272 - (void) releaseSubviews {
7273     [list_ release];
7274     list_ = nil;
7275 }
7276
7277 - (id) initWithDatabase:(Database *)database {
7278     if ((self = [super init]) != nil) {
7279         database_ = database;
7280
7281         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7282         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7283     } return self;
7284 }
7285
7286 - (void) reloadData {
7287     [super reloadData];
7288
7289     NSArray *packages = [database_ packages];
7290
7291     [sections_ removeAllObjects];
7292     [filtered_ removeAllObjects];
7293
7294     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7295
7296     _trace();
7297     for (Package *package in packages) {
7298         NSString *name([package section]);
7299         NSString *key(name == nil ? @"" : name);
7300
7301         Section *section;
7302
7303         _profile(SectionsView$reloadData$Section)
7304             section = [sections objectForKey:key];
7305             if (section == nil) {
7306                 _profile(SectionsView$reloadData$Section$Allocate)
7307                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7308                     [sections setObject:section forKey:key];
7309                 _end
7310             }
7311         _end
7312
7313         [section addToCount];
7314
7315         _profile(SectionsView$reloadData$Filter)
7316             if (![package valid] || ![package visible])
7317                 continue;
7318         _end
7319
7320         [section addToRow];
7321     }
7322     _trace();
7323
7324     [sections_ addObjectsFromArray:[sections allValues]];
7325
7326     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7327
7328     for (Section *section in sections_) {
7329         size_t count([section row]);
7330         if (count == 0)
7331             continue;
7332
7333         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7334         [section setCount:count];
7335         [filtered_ addObject:section];
7336     }
7337
7338     [self updateNavigationItem];
7339     [list_ reloadData];
7340     _trace();
7341 }
7342
7343 - (void) editButtonClicked {
7344     [self setEditing:![self isEditing] animated:YES];
7345 }
7346
7347 @end
7348 /* }}} */
7349
7350 /* Changes Controller {{{ */
7351 @interface ChangesController : CyteViewController <
7352     UITableViewDataSource,
7353     UITableViewDelegate
7354 > {
7355     _transient Database *database_;
7356     unsigned era_;
7357     CFMutableArrayRef packages_;
7358     NSMutableArray *sections_;
7359     UITableView *list_;
7360     unsigned upgrades_;
7361 }
7362
7363 - (id) initWithDatabase:(Database *)database;
7364
7365 @end
7366
7367 @implementation ChangesController
7368
7369 - (void) dealloc {
7370     [self releaseSubviews];
7371     CFRelease(packages_);
7372     [sections_ release];
7373
7374     [super dealloc];
7375 }
7376
7377 - (NSURL *) navigationURL {
7378     return [NSURL URLWithString:@"cydia://changes"];
7379 }
7380
7381 - (void) viewDidAppear:(BOOL)animated {
7382     [super viewDidAppear:animated];
7383     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7384 }
7385
7386 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7387     NSInteger count([sections_ count]);
7388     return count == 0 ? 1 : count;
7389 }
7390
7391 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7392     if ([sections_ count] == 0)
7393         return nil;
7394     return [[sections_ objectAtIndex:section] name];
7395 }
7396
7397 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7398     if ([sections_ count] == 0)
7399         return 0;
7400     return [[sections_ objectAtIndex:section] count];
7401 }
7402
7403 - (Package *) packageAtIndex:(NSUInteger)index {
7404     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7405 }
7406
7407 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7408 @synchronized (database_) {
7409     if ([database_ era] != era_)
7410         return nil;
7411
7412     NSUInteger sectionIndex([path section]);
7413     if (sectionIndex >= [sections_ count])
7414         return nil;
7415     Section *section([sections_ objectAtIndex:sectionIndex]);
7416     NSInteger row([path row]);
7417     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7418 } }
7419
7420 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7421     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7422     if (cell == nil)
7423         cell = [[[PackageCell alloc] init] autorelease];
7424     [cell setPackage:[self packageAtIndexPath:path]];
7425     return cell;
7426 }
7427
7428 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7429     Package *package([self packageAtIndexPath:path]);
7430     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7431     [view setDelegate:delegate_];
7432     [[self navigationController] pushViewController:view animated:YES];
7433     return path;
7434 }
7435
7436 - (void) refreshButtonClicked {
7437     [delegate_ beginUpdate];
7438     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7439 }
7440
7441 - (void) upgradeButtonClicked {
7442     [delegate_ distUpgrade];
7443 }
7444
7445 - (void) loadView {
7446     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7447
7448     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7449     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7450     [list_ setRowHeight:73];
7451     [list_ setDataSource:self];
7452     [list_ setDelegate:self];
7453     [[self view] addSubview:list_];
7454 }
7455
7456 - (void) viewDidLoad {
7457     [super viewDidLoad];
7458
7459     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7460 }
7461
7462 - (void) releaseSubviews {
7463     [list_ release];
7464     list_ = nil;
7465 }
7466
7467 - (id) initWithDatabase:(Database *)database {
7468     if ((self = [super init]) != nil) {
7469         database_ = database;
7470
7471         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7472         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7473     } return self;
7474 }
7475
7476 // this mostly works because reloadData (below) is @synchronized (database_)
7477 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7478 - (void) _reloadPackages:(NSArray *)packages {
7479     CFRelease(packages_);
7480     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7481
7482     _trace();
7483     _profile(ChangesController$_reloadPackages$Filter)
7484         for (Package *package in packages)
7485             if ([package upgradableAndEssential:YES] || [package visible])
7486                 CFArrayAppendValue(packages_, package);
7487     _end
7488     _trace();
7489     _profile(ChangesController$_reloadPackages$radixSort)
7490         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7491     _end
7492     _trace();
7493 }
7494
7495 - (void) _reloadData {
7496 @synchronized (database_) {
7497     era_ = [database_ era];
7498     NSArray *packages = [database_ packages];
7499
7500 #if 1
7501     UIProgressHUD *hud([delegate_ addProgressHUD]);
7502     [hud setText:UCLocalize("LOADING")];
7503     //NSLog(@"HUD:%@::%@", delegate_, hud);
7504     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7505     [delegate_ removeProgressHUD:hud];
7506 #else
7507     [self _reloadPackages:packages];
7508 #endif
7509
7510     [sections_ removeAllObjects];
7511
7512     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7513     Section *ignored = nil;
7514     Section *section = nil;
7515     time_t last = 0;
7516
7517     upgrades_ = 0;
7518     bool unseens = false;
7519
7520     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7521
7522     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7523         Package *package = [self packageAtIndex:offset];
7524
7525         BOOL uae = [package upgradableAndEssential:YES];
7526
7527         if (!uae) {
7528             unseens = true;
7529             time_t seen([package seen]);
7530
7531             if (section == nil || last != seen) {
7532                 last = seen;
7533
7534                 NSString *name;
7535                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7536                 [name autorelease];
7537
7538                 _profile(ChangesController$reloadData$Allocate)
7539                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7540                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7541                     [sections_ addObject:section];
7542                 _end
7543             }
7544
7545             [section addToCount];
7546         } else if ([package ignored]) {
7547             if (ignored == nil) {
7548                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7549             }
7550             [ignored addToCount];
7551         } else {
7552             ++upgrades_;
7553             [upgradable addToCount];
7554         }
7555     }
7556     _trace();
7557
7558     CFRelease(formatter);
7559
7560     if (unseens) {
7561         Section *last = [sections_ lastObject];
7562         size_t count = [last count];
7563         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7564         [sections_ removeLastObject];
7565     }
7566
7567     if ([ignored count] != 0)
7568         [sections_ insertObject:ignored atIndex:0];
7569     if (upgrades_ != 0)
7570         [sections_ insertObject:upgradable atIndex:0];
7571
7572     [list_ reloadData];
7573
7574     if (upgrades_ > 0)
7575         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7576             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7577             style:UIBarButtonItemStylePlain
7578             target:self
7579             action:@selector(upgradeButtonClicked)
7580         ] autorelease]];
7581
7582     if (![delegate_ updating])
7583         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7584             initWithTitle:UCLocalize("REFRESH")
7585             style:UIBarButtonItemStylePlain
7586             target:self
7587             action:@selector(refreshButtonClicked)
7588         ] autorelease]];
7589
7590     PrintTimes();
7591 } }
7592
7593 - (void) reloadData {
7594     [super reloadData];
7595     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7596 }
7597
7598 @end
7599 /* }}} */
7600 /* Search Controller {{{ */
7601 @interface SearchController : FilteredPackageListController <
7602     UISearchBarDelegate
7603 > {
7604     _H<UISearchBar> search_;
7605     BOOL searchloaded_;
7606 }
7607
7608 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7609 - (void) reloadData;
7610
7611 @end
7612
7613 @implementation SearchController
7614
7615 - (void) dealloc {
7616     [search_ setDelegate:nil];
7617     [super dealloc];
7618 }
7619
7620 - (NSURL *) navigationURL {
7621     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7622         return [NSURL URLWithString:@"cydia://search"];
7623     else
7624         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7625 }
7626
7627 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7628     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7629 }
7630
7631 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7632     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7633     [search_ resignFirstResponder];
7634     [self reloadData];
7635 }
7636
7637 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7638     [search_ setText:@""];
7639     [self searchBarButtonClicked:searchBar];
7640 }
7641
7642 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7643     [self searchBarButtonClicked:searchBar];
7644 }
7645
7646 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7647     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7648     [self reloadData];
7649 }
7650
7651 - (bool) shouldYield {
7652     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7653 }
7654
7655 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7656     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:query])) {
7657         search_ = [[[UISearchBar alloc] init] autorelease];
7658         [search_ setDelegate:self];
7659
7660         if (query != nil)
7661             [search_ setText:query];
7662     } return self;
7663 }
7664
7665 - (void) viewDidAppear:(BOOL)animated {
7666     [super viewDidAppear:animated];
7667
7668     if (!searchloaded_) {
7669         searchloaded_ = YES;
7670         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7671         [search_ layoutSubviews];
7672         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7673
7674         UITextField *textField;
7675         if ([search_ respondsToSelector:@selector(searchField)])
7676             textField = [search_ searchField];
7677         else
7678             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7679
7680         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7681         [textField setEnablesReturnKeyAutomatically:NO];
7682         [[self navigationItem] setTitleView:textField];
7683     }
7684 }
7685
7686 - (void) reloadData {
7687     [self setObject:[search_ text]];
7688     [self resetCursor];
7689
7690     [super reloadData];
7691 }
7692
7693 - (void) didSelectPackage:(Package *)package {
7694     [search_ resignFirstResponder];
7695     [super didSelectPackage:package];
7696 }
7697
7698 @end
7699 /* }}} */
7700 /* Package Settings Controller {{{ */
7701 @interface PackageSettingsController : CyteViewController <
7702     UITableViewDataSource,
7703     UITableViewDelegate
7704 > {
7705     _transient Database *database_;
7706     NSString *name_;
7707     Package *package_;
7708     UITableView *table_;
7709     UISwitch *subscribedSwitch_;
7710     UISwitch *ignoredSwitch_;
7711     UITableViewCell *subscribedCell_;
7712     UITableViewCell *ignoredCell_;
7713 }
7714
7715 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7716
7717 @end
7718
7719 @implementation PackageSettingsController
7720
7721 - (void) dealloc {
7722     [self releaseSubviews];
7723     [name_ release];
7724     [package_ release];
7725
7726     [super dealloc];
7727 }
7728
7729 - (NSURL *) navigationURL {
7730     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7731 }
7732
7733 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7734     if (package_ == nil)
7735         return 0;
7736
7737     if ([package_ installed] == nil)
7738         return 1;
7739     else
7740         return 2;
7741 }
7742
7743 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7744     if (package_ == nil)
7745         return 0;
7746
7747     // both sections contain just one item right now.
7748     return 1;
7749 }
7750
7751 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7752     return nil;
7753 }
7754
7755 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7756     if (section == 0)
7757         return UCLocalize("SHOW_ALL_CHANGES_EX");
7758     else
7759         return UCLocalize("IGNORE_UPGRADES_EX");
7760 }
7761
7762 - (void) onSubscribed:(id)control {
7763     bool value([control isOn]);
7764     if (package_ == nil)
7765         return;
7766     if ([package_ setSubscribed:value])
7767         [delegate_ updateData];
7768 }
7769
7770 - (void) _updateIgnored {
7771     const char *package([name_ UTF8String]);
7772     bool on([ignoredSwitch_ isOn]);
7773
7774     pid_t pid(ExecFork());
7775     if (pid == 0) {
7776         FILE *dpkg(popen("dpkg --set-selections", "w"));
7777         fwrite(package, strlen(package), 1, dpkg);
7778
7779         if (on)
7780             fwrite(" hold\n", 6, 1, dpkg);
7781         else
7782             fwrite(" install\n", 9, 1, dpkg);
7783
7784         pclose(dpkg);
7785
7786         exit(0);
7787         _assert(false);
7788     }
7789
7790     _forever {
7791         int status;
7792         int result(waitpid(pid, &status, 0));
7793
7794         if (result != -1) {
7795             _assert(result == pid);
7796             break;
7797         }
7798     }
7799 }
7800
7801 - (void) onIgnored:(id)control {
7802     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7803     [invocation setTarget:self];
7804     [invocation setSelector:@selector(_updateIgnored)];
7805
7806     [delegate_ reloadDataWithInvocation:invocation];
7807 }
7808
7809 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7810     if (package_ == nil)
7811         return nil;
7812
7813     switch ([indexPath section]) {
7814         case 0: return subscribedCell_;
7815         case 1: return ignoredCell_;
7816
7817         _nodefault
7818     }
7819
7820     return nil;
7821 }
7822
7823 - (void) loadView {
7824     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7825
7826     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7827     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7828     [table_ setDataSource:self];
7829     [table_ setDelegate:self];
7830     [[self view] addSubview:table_];
7831
7832     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7833     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7834     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7835
7836     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7837     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7838     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7839
7840     subscribedCell_ = [[UITableViewCell alloc] init];
7841     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7842     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7843     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7844
7845     ignoredCell_ = [[UITableViewCell alloc] init];
7846     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7847     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7848     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7849 }
7850
7851 - (void) viewDidLoad {
7852     [super viewDidLoad];
7853
7854     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7855 }
7856
7857 - (void) releaseSubviews {
7858     [ignoredCell_ release];
7859     ignoredCell_ = nil;
7860
7861     [subscribedCell_ release];
7862     subscribedCell_ = nil;
7863
7864     [table_ release];
7865     table_ = nil;
7866
7867     [ignoredSwitch_ release];
7868     ignoredSwitch_ = nil;
7869
7870     [subscribedSwitch_ release];
7871     subscribedSwitch_ = nil;
7872 }
7873
7874 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7875     if ((self = [super init]) != nil) {
7876         database_ = database;
7877         name_ = [package retain];
7878     } return self;
7879 }
7880
7881 - (void) reloadData {
7882     [super reloadData];
7883
7884     if (package_ != nil)
7885         [package_ autorelease];
7886     package_ = [database_ packageWithName:name_];
7887
7888     if (package_ != nil) {
7889         package_ = [package_ retain];
7890         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7891         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7892     } // XXX: what now, G?
7893
7894     [table_ reloadData];
7895 }
7896
7897 @end
7898 /* }}} */
7899
7900 /* Installed Controller {{{ */
7901 @interface InstalledController : FilteredPackageListController {
7902     BOOL expert_;
7903 }
7904
7905 - (id) initWithDatabase:(Database *)database;
7906
7907 - (void) updateRoleButton;
7908 - (void) queueStatusDidChange;
7909
7910 @end
7911
7912 @implementation InstalledController
7913
7914 - (void) dealloc {
7915     [super dealloc];
7916 }
7917
7918 - (NSURL *) navigationURL {
7919     return [NSURL URLWithString:@"cydia://installed"];
7920 }
7921
7922 - (id) initWithDatabase:(Database *)database {
7923     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7924         [self updateRoleButton];
7925         [self queueStatusDidChange];
7926     } return self;
7927 }
7928
7929 #if !AlwaysReload
7930 - (void) queueButtonClicked {
7931     [delegate_ queue];
7932 }
7933 #endif
7934
7935 - (void) queueStatusDidChange {
7936 #if !AlwaysReload
7937     if (IsWildcat_) {
7938         if (Queuing_) {
7939             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7940                 initWithTitle:UCLocalize("QUEUE")
7941                 style:UIBarButtonItemStyleDone
7942                 target:self
7943                 action:@selector(queueButtonClicked)
7944             ] autorelease]];
7945         } else {
7946             [[self navigationItem] setLeftBarButtonItem:nil];
7947         }
7948     }
7949 #endif
7950 }
7951
7952 - (void) updateRoleButton {
7953     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7954         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7955             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7956             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7957             target:self
7958             action:@selector(roleButtonClicked)
7959         ] autorelease]];
7960 }
7961
7962 - (void) roleButtonClicked {
7963     [self setObject:[NSNumber numberWithBool:expert_]];
7964     [self reloadData];
7965     expert_ = !expert_;
7966
7967     [self updateRoleButton];
7968 }
7969
7970 @end
7971 /* }}} */
7972
7973 /* Source Cell {{{ */
7974 @interface SourceCell : CYTableViewCell <
7975     ContentDelegate
7976 > {
7977     UIImage *icon_;
7978     NSString *origin_;
7979     NSString *label_;
7980 }
7981
7982 - (void) setSource:(Source *)source;
7983
7984 @end
7985
7986 @implementation SourceCell
7987
7988 - (void) clearSource {
7989     [icon_ release];
7990     [origin_ release];
7991     [label_ release];
7992
7993     icon_ = nil;
7994     origin_ = nil;
7995     label_ = nil;
7996 }
7997
7998 - (void) setSource:(Source *)source {
7999     [self clearSource];
8000
8001     if (icon_ == nil)
8002         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8003     if (icon_ == nil)
8004         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8005     icon_ = [icon_ retain];
8006
8007     origin_ = [[source name] retain];
8008     label_ = [[source uri] retain];
8009
8010     [content_ setNeedsDisplay];
8011 }
8012
8013 - (void) dealloc {
8014     [self clearSource];
8015     [super dealloc];
8016 }
8017
8018 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8019     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8020         UIView *content([self contentView]);
8021         CGRect bounds([content bounds]);
8022
8023         content_ = [[ContentView alloc] initWithFrame:bounds];
8024         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8025         [content_ setBackgroundColor:[UIColor whiteColor]];
8026         [content addSubview:content_];
8027
8028         [content_ setDelegate:self];
8029         [content_ setOpaque:YES];
8030     } return self;
8031 }
8032
8033 - (NSString *) accessibilityLabel {
8034     return label_;
8035 }
8036
8037 - (void) drawContentRect:(CGRect)rect {
8038     bool highlighted(highlighted_);
8039     float width(rect.size.width);
8040
8041     if (icon_ != nil)
8042         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8043
8044     if (highlighted)
8045         UISetColor(White_);
8046
8047     if (!highlighted)
8048         UISetColor(Black_);
8049     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8050
8051     if (!highlighted)
8052         UISetColor(Blue_);
8053     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8054 }
8055
8056 @end
8057 /* }}} */
8058 /* Source Controller {{{ */
8059 @interface SourceController : FilteredPackageListController {
8060     _transient Source *source_;
8061     NSString *key_;
8062 }
8063
8064 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8065
8066 @end
8067
8068 @implementation SourceController
8069
8070 - (NSURL *) navigationURL {
8071     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8072 }
8073
8074 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8075     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8076         source_ = source;
8077         key_ = [[source key] retain];
8078     } return self;
8079 }
8080
8081 - (void) reloadData {
8082     source_ = [database_ sourceWithKey:key_];
8083     [key_ release];
8084     key_ = [[source_ key] retain];
8085     [self setObject:source_];
8086
8087     [[self navigationItem] setTitle:[source_ label]];
8088
8089     [super reloadData];
8090 }
8091
8092 @end
8093 /* }}} */
8094 /* Sources Controller {{{ */
8095 @interface SourcesController : CyteViewController <
8096     UITableViewDataSource,
8097     UITableViewDelegate
8098 > {
8099     _transient Database *database_;
8100     UITableView *list_;
8101     NSMutableArray *sources_;
8102     int offset_;
8103
8104     NSString *href_;
8105     UIProgressHUD *hud_;
8106     NSError *error_;
8107
8108     //NSURLConnection *installer_;
8109     NSURLConnection *trivial_;
8110     NSURLConnection *trivial_bz2_;
8111     NSURLConnection *trivial_gz_;
8112     //NSURLConnection *automatic_;
8113
8114     BOOL cydia_;
8115 }
8116
8117 - (id) initWithDatabase:(Database *)database;
8118 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8119
8120 @end
8121
8122 @implementation SourcesController
8123
8124 - (void) _releaseConnection:(NSURLConnection *)connection {
8125     if (connection != nil) {
8126         [connection cancel];
8127         //[connection setDelegate:nil];
8128         [connection release];
8129     }
8130 }
8131
8132 - (void) dealloc {
8133     [self releaseSubviews];
8134
8135     [href_ release];
8136     [hud_ release];
8137     [error_ release];
8138
8139     //[self _releaseConnection:installer_];
8140     [self _releaseConnection:trivial_];
8141     [self _releaseConnection:trivial_gz_];
8142     [self _releaseConnection:trivial_bz2_];
8143     //[self _releaseConnection:automatic_];
8144
8145     [sources_ release];
8146     [super dealloc];
8147 }
8148
8149 - (NSURL *) navigationURL {
8150     return [NSURL URLWithString:@"cydia://sources"];
8151 }
8152
8153 - (void) viewDidAppear:(BOOL)animated {
8154     [super viewDidAppear:animated];
8155     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8156 }
8157
8158 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8159     return offset_ == 0 ? 1 : 2;
8160 }
8161
8162 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8163     switch (section + (offset_ == 0 ? 1 : 0)) {
8164         case 0: return UCLocalize("ENTERED_BY_USER");
8165         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8166
8167         _nodefault
8168     }
8169 }
8170
8171 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8172     int count = [sources_ count];
8173     switch (section) {
8174         case 0: return (offset_ == 0 ? count : offset_);
8175         case 1: return count - offset_;
8176
8177         _nodefault
8178     }
8179 }
8180
8181 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8182     unsigned idx = 0;
8183     switch (indexPath.section) {
8184         case 0: idx = indexPath.row; break;
8185         case 1: idx = indexPath.row + offset_; break;
8186
8187         _nodefault
8188     }
8189     return [sources_ objectAtIndex:idx];
8190 }
8191
8192 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8193     static NSString *cellIdentifier = @"SourceCell";
8194
8195     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8196     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8197     [cell setSource:[self sourceAtIndexPath:indexPath]];
8198     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8199
8200     return cell;
8201 }
8202
8203 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8204     Source *source = [self sourceAtIndexPath:indexPath];
8205
8206     SourceController *controller = [[[SourceController alloc]
8207         initWithDatabase:database_
8208         source:source
8209     ] autorelease];
8210
8211     [controller setDelegate:delegate_];
8212
8213     [[self navigationController] pushViewController:controller animated:YES];
8214 }
8215
8216 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8217     Source *source = [self sourceAtIndexPath:indexPath];
8218     return [source record] != nil;
8219 }
8220
8221 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8222     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8223         Source *source = [self sourceAtIndexPath:indexPath];
8224         [Sources_ removeObjectForKey:[source key]];
8225         [delegate_ syncData];
8226     }
8227 }
8228
8229 - (void) complete {
8230     [delegate_ addTrivialSource:href_];
8231     [delegate_ syncData];
8232 }
8233
8234 - (NSString *) getWarning {
8235     NSString *href(href_);
8236     NSRange colon([href rangeOfString:@"://"]);
8237     if (colon.location != NSNotFound)
8238         href = [href substringFromIndex:(colon.location + 3)];
8239     href = [href stringByAddingPercentEscapes];
8240     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8241     href = [href stringByCachingURLWithCurrentCDN];
8242
8243     NSURL *url([NSURL URLWithString:href]);
8244
8245     NSStringEncoding encoding;
8246     NSError *error(nil);
8247
8248     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8249         return [warning length] == 0 ? nil : warning;
8250     return nil;
8251 }
8252
8253 - (void) _endConnection:(NSURLConnection *)connection {
8254     // XXX: the memory management in this method is horribly awkward
8255
8256     NSURLConnection **field = NULL;
8257     if (connection == trivial_)
8258         field = &trivial_;
8259     else if (connection == trivial_bz2_)
8260         field = &trivial_bz2_;
8261     else if (connection == trivial_gz_)
8262         field = &trivial_gz_;
8263     _assert(field != NULL);
8264     [connection release];
8265     *field = nil;
8266
8267     if (
8268         trivial_ == nil &&
8269         trivial_bz2_ == nil &&
8270         trivial_gz_ == nil
8271     ) {
8272         [delegate_ releaseNetworkActivityIndicator];
8273
8274         [delegate_ removeProgressHUD:hud_];
8275         [hud_ autorelease];
8276         hud_ = nil;
8277
8278         bool defer(false);
8279
8280         if (cydia_) {
8281             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8282                 defer = true;
8283
8284                 UIAlertView *alert = [[[UIAlertView alloc]
8285                     initWithTitle:UCLocalize("SOURCE_WARNING")
8286                     message:warning
8287                     delegate:self
8288                     cancelButtonTitle:UCLocalize("CANCEL")
8289                     otherButtonTitles:
8290                         UCLocalize("ADD_ANYWAY"),
8291                     nil
8292                 ] autorelease];
8293
8294                 [alert setContext:@"warning"];
8295                 [alert setNumberOfRows:1];
8296                 [alert show];
8297             } else
8298                 [self complete];
8299         } else if (error_ != nil) {
8300             UIAlertView *alert = [[[UIAlertView alloc]
8301                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8302                 message:[error_ localizedDescription]
8303                 delegate:self
8304                 cancelButtonTitle:UCLocalize("OK")
8305                 otherButtonTitles:nil
8306             ] autorelease];
8307
8308             [alert setContext:@"urlerror"];
8309             [alert show];
8310         } else {
8311             UIAlertView *alert = [[[UIAlertView alloc]
8312                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8313                 message:UCLocalize("NOT_REPOSITORY_EX")
8314                 delegate:self
8315                 cancelButtonTitle:UCLocalize("OK")
8316                 otherButtonTitles:nil
8317             ] autorelease];
8318
8319             [alert setContext:@"trivial"];
8320             [alert show];
8321         }
8322
8323         if (!defer) {
8324             [href_ release];
8325             href_ = nil;
8326         }
8327
8328         if (error_ != nil) {
8329             [error_ release];
8330             error_ = nil;
8331         }
8332     }
8333 }
8334
8335 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8336     switch ([response statusCode]) {
8337         case 200:
8338             cydia_ = YES;
8339     }
8340 }
8341
8342 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8343     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8344     if (error_ != nil)
8345         error_ = [error retain];
8346     [self _endConnection:connection];
8347 }
8348
8349 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8350     [self _endConnection:connection];
8351 }
8352
8353 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8354     NSMutableURLRequest *request = [NSMutableURLRequest
8355         requestWithURL:[NSURL URLWithString:href]
8356         cachePolicy:NSURLRequestUseProtocolCachePolicy
8357         timeoutInterval:120.0
8358     ];
8359
8360     [request setHTTPMethod:method];
8361
8362     if (Machine_ != NULL)
8363         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8364     if (UniqueID_ != nil)
8365         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8366
8367     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8368 }
8369
8370 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8371     NSString *context([alert context]);
8372
8373     if ([context isEqualToString:@"source"]) {
8374         switch (button) {
8375             case 1: {
8376                 NSString *href = [[alert textField] text];
8377
8378                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8379
8380                 if (![href hasSuffix:@"/"])
8381                     href_ = [href stringByAppendingString:@"/"];
8382                 else
8383                     href_ = href;
8384                 href_ = [href_ retain];
8385
8386                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8387                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8388                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8389                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8390
8391                 cydia_ = false;
8392
8393                 // XXX: this is stupid
8394                 hud_ = [[delegate_ addProgressHUD] retain];
8395                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8396                 [delegate_ retainNetworkActivityIndicator];
8397             } break;
8398
8399             case 0:
8400             break;
8401
8402             _nodefault
8403         }
8404
8405         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8406     } else if ([context isEqualToString:@"trivial"])
8407         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8408     else if ([context isEqualToString:@"urlerror"])
8409         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8410     else if ([context isEqualToString:@"warning"]) {
8411         switch (button) {
8412             case 1:
8413                 [self complete];
8414             break;
8415
8416             case 0:
8417             break;
8418
8419             _nodefault
8420         }
8421
8422         [href_ release];
8423         href_ = nil;
8424
8425         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8426     }
8427 }
8428
8429 - (void) loadView {
8430     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8431
8432     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8433     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8434     [list_ setRowHeight:56];
8435     [list_ setDataSource:self];
8436     [list_ setDelegate:self];
8437     [[self view] addSubview:list_];
8438 }
8439
8440 - (void) viewDidLoad {
8441     [super viewDidLoad];
8442
8443     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8444     [self updateButtonsForEditingStatus:NO animated:NO];
8445 }
8446
8447 - (void) releaseSubviews {
8448     [list_ release];
8449     list_ = nil;
8450 }
8451
8452 - (id) initWithDatabase:(Database *)database {
8453     if ((self = [super init]) != nil) {
8454         database_ = database;
8455         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8456     } return self;
8457 }
8458
8459 - (void) reloadData {
8460     [super reloadData];
8461
8462     pkgSourceList list;
8463     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8464         return;
8465
8466     [sources_ removeAllObjects];
8467     [sources_ addObjectsFromArray:[database_ sources]];
8468     _trace();
8469     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8470     _trace();
8471
8472     int count([sources_ count]);
8473     offset_ = 0;
8474     for (int i = 0; i != count; i++) {
8475         if ([[sources_ objectAtIndex:i] record] == nil)
8476             break;
8477         offset_++;
8478     }
8479
8480     [list_ setEditing:NO];
8481     [self updateButtonsForEditingStatus:NO animated:NO];
8482     [list_ reloadData];
8483 }
8484
8485 - (void) showAddSourcePrompt {
8486     UIAlertView *alert = [[[UIAlertView alloc]
8487         initWithTitle:UCLocalize("ENTER_APT_URL")
8488         message:nil
8489         delegate:self
8490         cancelButtonTitle:UCLocalize("CANCEL")
8491         otherButtonTitles:
8492             UCLocalize("ADD_SOURCE"),
8493         nil
8494     ] autorelease];
8495
8496     [alert setContext:@"source"];
8497     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8498
8499     [alert setNumberOfRows:1];
8500     [alert addTextFieldWithValue:@"http://" label:@""];
8501
8502     UITextInputTraits *traits = [[alert textField] textInputTraits];
8503     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8504     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8505     [traits setKeyboardType:UIKeyboardTypeURL];
8506     // XXX: UIReturnKeyDone
8507     [traits setReturnKeyType:UIReturnKeyNext];
8508
8509     [alert show];
8510 }
8511
8512 - (void) addButtonClicked {
8513     [self showAddSourcePrompt];
8514 }
8515
8516 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8517     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8518         initWithTitle:UCLocalize("ADD")
8519         style:UIBarButtonItemStylePlain
8520         target:self
8521         action:@selector(addButtonClicked)
8522     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8523
8524     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8525         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8526         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8527         target:self
8528         action:@selector(editButtonClicked)
8529     ] autorelease] animated:animated];
8530
8531     if (IsWildcat_ && !editing)
8532         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8533             initWithTitle:UCLocalize("SETTINGS")
8534             style:UIBarButtonItemStylePlain
8535             target:self
8536             action:@selector(settingsButtonClicked)
8537         ] autorelease]];
8538 }
8539
8540 - (void) settingsButtonClicked {
8541     [delegate_ showSettings];
8542 }
8543
8544 - (void) editButtonClicked {
8545     [list_ setEditing:![list_ isEditing] animated:YES];
8546
8547     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8548 }
8549
8550 @end
8551 /* }}} */
8552
8553 /* Settings Controller {{{ */
8554 @interface SettingsController : CyteViewController <
8555     UITableViewDataSource,
8556     UITableViewDelegate
8557 > {
8558     _transient Database *database_;
8559     // XXX: ok, "roledelegate_"?...
8560     _transient id roledelegate_;
8561     UITableView *table_;
8562     UISegmentedControl *segment_;
8563     UIView *container_;
8564 }
8565
8566 - (void) showDoneButton;
8567 - (void) resizeSegmentedControl;
8568
8569 @end
8570
8571 @implementation SettingsController
8572
8573 - (void) dealloc {
8574     [self releaseSubviews];
8575
8576     [super dealloc];
8577 }
8578
8579 - (void) loadView {
8580     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8581
8582     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8583     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8584     [table_ setDelegate:self];
8585     [table_ setDataSource:self];
8586     [[self view] addSubview:table_];
8587
8588     NSArray *items = [NSArray arrayWithObjects:
8589         UCLocalize("USER"),
8590         UCLocalize("HACKER"),
8591         UCLocalize("DEVELOPER"),
8592     nil];
8593     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8594     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8595     [container_ addSubview:segment_];
8596 }
8597
8598 - (void) viewDidLoad {
8599     [super viewDidLoad];
8600
8601     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8602
8603     int index = -1;
8604     if ([Role_ isEqualToString:@"User"]) index = 0;
8605     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8606     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8607     if (index != -1) {
8608         [segment_ setSelectedSegmentIndex:index];
8609         [self showDoneButton];
8610     }
8611
8612     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8613     [self resizeSegmentedControl];
8614 }
8615
8616 - (void) releaseSubviews {
8617     [table_ release];
8618     table_ = nil;
8619
8620     [segment_ release];
8621     segment_ = nil;
8622
8623     [container_ release];
8624     container_ = nil;
8625 }
8626
8627 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8628     if ((self = [super init]) != nil) {
8629         database_ = database;
8630         roledelegate_ = delegate;
8631     } return self;
8632 }
8633
8634 - (void) resizeSegmentedControl {
8635     CGFloat width = [[self view] frame].size.width;
8636     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8637 }
8638
8639 - (void) viewWillAppear:(BOOL)animated {
8640     [super viewWillAppear:animated];
8641
8642     [self resizeSegmentedControl];
8643 }
8644
8645 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8646     [self resizeSegmentedControl];
8647 }
8648
8649 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8650     [self resizeSegmentedControl];
8651 }
8652
8653 - (void) save {
8654     NSString *role(nil);
8655
8656     switch ([segment_ selectedSegmentIndex]) {
8657         case 0: role = @"User"; break;
8658         case 1: role = @"Hacker"; break;
8659         case 2: role = @"Developer"; break;
8660
8661         _nodefault
8662     }
8663
8664     if (![role isEqualToString:Role_]) {
8665         bool rolling(Role_ == nil);
8666         Role_ = role;
8667
8668         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8669             Role_, @"Role",
8670         nil];
8671
8672         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8673         Changed_ = true;
8674
8675         if (rolling)
8676             [roledelegate_ loadData];
8677         else
8678             [roledelegate_ updateData];
8679     }
8680 }
8681
8682 - (void) segmentChanged:(UISegmentedControl *)control {
8683     [self showDoneButton];
8684 }
8685
8686 - (void) saveAndClose {
8687     [self save];
8688
8689     [[self navigationItem] setRightBarButtonItem:nil];
8690     [[self navigationController] dismissModalViewControllerAnimated:YES];
8691 }
8692
8693 - (void) doneButtonClicked {
8694     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8695     [spinner startAnimating];
8696     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8697     [[self navigationItem] setRightBarButtonItem:spinItem];
8698
8699     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8700 }
8701
8702 - (void) showDoneButton {
8703     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8704         initWithTitle:UCLocalize("DONE")
8705         style:UIBarButtonItemStyleDone
8706         target:self
8707         action:@selector(doneButtonClicked)
8708     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8709 }
8710
8711 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8712     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8713     return 6;
8714 }
8715
8716 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8717     return 0; // :(
8718 }
8719
8720 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8721     return nil; // This method is required by the protocol.
8722 }
8723
8724 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8725     if (section == 1)
8726         return UCLocalize("ROLE_EX");
8727     if (section == 4)
8728         return [NSString stringWithFormat:
8729             @"%@: %@\n%@: %@\n%@: %@",
8730             UCLocalize("USER"), UCLocalize("USER_EX"),
8731             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8732             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8733         ];
8734     else return nil;
8735 }
8736
8737 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8738     return section == 3 ? 44.0f : 0;
8739 }
8740
8741 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8742     return section == 3 ? container_ : nil;
8743 }
8744
8745 - (void) reloadData {
8746     [super reloadData];
8747
8748     [table_ reloadData];
8749 }
8750
8751 @end
8752 /* }}} */
8753 /* Stash Controller {{{ */
8754 @interface StashController : CyteViewController {
8755     UIActivityIndicatorView *spinner_;
8756     UILabel *status_;
8757     UILabel *caption_;
8758 }
8759
8760 @end
8761
8762 @implementation StashController
8763
8764 - (void) dealloc {
8765     [self releaseSubviews];
8766
8767     [super dealloc];
8768 }
8769
8770 - (void) loadView {
8771     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8772     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8773
8774     spinner_ = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
8775     CGRect spinrect = [spinner_ frame];
8776     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8777     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8778     [spinner_ setFrame:spinrect];
8779     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8780     [[self view] addSubview:spinner_];
8781     [spinner_ startAnimating];
8782
8783     CGRect captrect;
8784     captrect.size.width = [[self view] frame].size.width;
8785     captrect.size.height = 40.0f;
8786     captrect.origin.x = 0;
8787     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8788     caption_ = [[UILabel alloc] initWithFrame:captrect];
8789     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8790     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8791     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8792     [caption_ setTextColor:[UIColor whiteColor]];
8793     [caption_ setBackgroundColor:[UIColor clearColor]];
8794     [caption_ setShadowColor:[UIColor blackColor]];
8795     [caption_ setTextAlignment:UITextAlignmentCenter];
8796     [[self view] addSubview:caption_];
8797
8798     CGRect statusrect;
8799     statusrect.size.width = [[self view] frame].size.width;
8800     statusrect.size.height = 30.0f;
8801     statusrect.origin.x = 0;
8802     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8803     status_ = [[UILabel alloc] initWithFrame:statusrect];
8804     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8805     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8806     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8807     [status_ setTextColor:[UIColor whiteColor]];
8808     [status_ setBackgroundColor:[UIColor clearColor]];
8809     [status_ setShadowColor:[UIColor blackColor]];
8810     [status_ setTextAlignment:UITextAlignmentCenter];
8811     [[self view] addSubview:status_];
8812 }
8813
8814 - (void) releaseSubviews {
8815     [spinner_ release];
8816     spinner_ = nil;
8817
8818     [status_ release];
8819     status_ = nil;
8820
8821     [caption_ release];
8822     caption_ = nil;
8823 }
8824
8825 @end
8826 /* }}} */
8827
8828 @interface CYURLCache : SDURLCache {
8829 }
8830
8831 @end
8832
8833 @implementation CYURLCache
8834
8835 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8836 #if !ForRelease
8837     if (false);
8838     else if ([event isEqualToString:@"no-cache"])
8839         event = @"!!!";
8840     else if ([event isEqualToString:@"store"])
8841         event = @">>>";
8842     else if ([event isEqualToString:@"invalid"])
8843         event = @"???";
8844     else if ([event isEqualToString:@"memory"])
8845         event = @"mem";
8846     else if ([event isEqualToString:@"disk"])
8847         event = @"ssd";
8848     else if ([event isEqualToString:@"miss"])
8849         event = @"---";
8850
8851     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8852 #endif
8853 }
8854
8855 @end
8856
8857 @interface Cydia : UIApplication <
8858     ConfirmationControllerDelegate,
8859     DatabaseDelegate,
8860     CydiaDelegate,
8861     UINavigationControllerDelegate,
8862     UITabBarControllerDelegate
8863 > {
8864     // XXX: evaluate all fields for _transient
8865
8866     UIWindow *window_;
8867     CYTabBarController *tabbar_;
8868     CYEmulatedLoadingController *emulated_;
8869
8870     NSMutableArray *essential_;
8871     NSMutableArray *broken_;
8872
8873     Database *database_;
8874
8875     NSURL *starturl_;
8876
8877     unsigned locked_;
8878     unsigned activity_;
8879
8880     StashController *stash_;
8881
8882     bool loaded_;
8883 }
8884
8885 - (void) loadData;
8886
8887 @end
8888
8889 @implementation Cydia
8890
8891 - (void) beginUpdate {
8892     [tabbar_ beginUpdate];
8893 }
8894
8895 - (BOOL) updating {
8896     return [tabbar_ updating];
8897 }
8898
8899 - (void) _loaded {
8900     if ([broken_ count] != 0) {
8901         int count = [broken_ count];
8902
8903         UIAlertView *alert = [[[UIAlertView alloc]
8904             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8905             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8906             delegate:self
8907             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8908             otherButtonTitles:
8909                 UCLocalize("TEMPORARY_IGNORE"),
8910             nil
8911         ] autorelease];
8912
8913         [alert setContext:@"fixhalf"];
8914         [alert setNumberOfRows:2];
8915         [alert show];
8916     } else if (!Ignored_ && [essential_ count] != 0) {
8917         int count = [essential_ count];
8918
8919         UIAlertView *alert = [[[UIAlertView alloc]
8920             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8921             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8922             delegate:self
8923             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8924             otherButtonTitles:
8925                 UCLocalize("UPGRADE_ESSENTIAL"),
8926                 UCLocalize("COMPLETE_UPGRADE"),
8927             nil
8928         ] autorelease];
8929
8930         [alert setContext:@"upgrade"];
8931         [alert show];
8932     }
8933 }
8934
8935 - (void) _saveConfig {
8936     _trace();
8937     MetaFile_.Sync();
8938     _trace();
8939
8940     if (Changed_) {
8941         NSString *error(nil);
8942
8943         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8944             _trace();
8945             NSError *error(nil);
8946             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8947                 NSLog(@"failure to save metadata data: %@", error);
8948             _trace();
8949
8950             Changed_ = false;
8951         } else {
8952             NSLog(@"failure to serialize metadata: %@", error);
8953         }
8954     }
8955 }
8956
8957 // Navigation controller for the queuing badge.
8958 - (UINavigationController *) queueNavigationController {
8959     NSArray *controllers = [tabbar_ viewControllers];
8960     return [controllers objectAtIndex:3];
8961 }
8962
8963 - (void) unloadData {
8964     [tabbar_ unloadData];
8965 }
8966
8967 - (void) _updateData {
8968     [self _saveConfig];
8969
8970     [self unloadData];
8971
8972     UINavigationController *navigation = [self queueNavigationController];
8973
8974     id queuedelegate = nil;
8975     if ([[navigation viewControllers] count] > 0)
8976         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8977
8978     [queuedelegate queueStatusDidChange];
8979     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8980 }
8981
8982 - (void) _refreshIfPossible:(NSDate *)update {
8983     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8984
8985     bool recently = false;
8986     if (update != nil) {
8987         NSTimeInterval interval([update timeIntervalSinceNow]);
8988         if (interval <= 0 && interval > -(15*60))
8989             recently = true;
8990     }
8991
8992     // Don't automatic refresh if:
8993     //  - We already refreshed recently.
8994     //  - We already auto-refreshed this launch.
8995     //  - Auto-refresh is disabled.
8996     if (recently || loaded_ || ManualRefresh) {
8997         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8998
8999         // If we are cancelling, we need to make sure it knows it's already loaded.
9000         loaded_ = true;
9001         return;
9002     } else {
9003         // We are going to load, so remember that.
9004         loaded_ = true;
9005     }
9006
9007     SCNetworkReachabilityFlags flags; {
9008         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9009         SCNetworkReachabilityGetFlags(reachability, &flags);
9010         CFRelease(reachability);
9011     }
9012
9013     // XXX: this elaborate mess is what Apple is using to determine this? :(
9014     // XXX: do we care if the user has to intervene? maybe that's ok?
9015     bool reachable(
9016         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9017             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9018                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9019                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9020             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9021             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9022         )
9023     );
9024
9025     // If we can reach the server, auto-refresh!
9026     if (reachable)
9027         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9028
9029     [pool release];
9030 }
9031
9032 - (void) refreshIfPossible {
9033     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9034 }
9035
9036 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9037     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9038     [hud setText:UCLocalize("RELOADING_DATA")];
9039
9040     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9041
9042     if (hud != nil)
9043         [self removeProgressHUD:hud];
9044
9045     size_t changes(0);
9046
9047     [essential_ removeAllObjects];
9048     [broken_ removeAllObjects];
9049
9050     NSArray *packages([database_ packages]);
9051     for (Package *package in packages) {
9052         if ([package half])
9053             [broken_ addObject:package];
9054         if ([package upgradableAndEssential:NO]) {
9055             if ([package essential])
9056                 [essential_ addObject:package];
9057             ++changes;
9058         }
9059     }
9060
9061     NSLog(@"changes:#%u", changes);
9062
9063     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9064     if (changes != 0) {
9065         _trace();
9066         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9067         [changesItem setBadgeValue:badge];
9068         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9069         [self setApplicationIconBadgeNumber:changes];
9070     } else {
9071         _trace();
9072         [changesItem setBadgeValue:nil];
9073         [changesItem setAnimatedBadge:NO];
9074         [self setApplicationIconBadgeNumber:0];
9075     }
9076
9077     [self _updateData];
9078
9079     [self refreshIfPossible];
9080 }
9081
9082 - (void) updateData {
9083     [self _updateData];
9084 }
9085
9086 - (void) update_ {
9087     [database_ update];
9088 }
9089
9090 - (void) complete {
9091     @synchronized (self) {
9092         [self _reloadDataWithInvocation:nil];
9093     }
9094 }
9095
9096 - (void) disemulate {
9097     if (emulated_ == nil)
9098         return;
9099
9100     [window_ addSubview:[tabbar_ view]];
9101     [[emulated_ view] removeFromSuperview];
9102     [emulated_ release];
9103     emulated_ = nil;
9104     [window_ setUserInteractionEnabled:YES];
9105 }
9106
9107 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9108     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9109     if (IsWildcat_)
9110         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9111
9112     UIViewController *parent;
9113     if (emulated_ == nil)
9114         parent = tabbar_;
9115     else if (!force)
9116         parent = emulated_;
9117     else {
9118         [self disemulate];
9119         parent = tabbar_;
9120     }
9121
9122     [parent presentModalViewController:navigation animated:YES];
9123 }
9124
9125 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9126     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9127
9128     if (navigation != nil)
9129         [navigation pushViewController:progress animated:YES];
9130     else
9131         [self presentModalViewController:progress force:YES];
9132
9133     [progress invoke:invocation withTitle:title];
9134     return progress;
9135 }
9136
9137 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9138     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9139 }
9140
9141 - (void) repairWithInvocation:(NSInvocation *)invocation {
9142     _trace();
9143     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9144     _trace();
9145 }
9146
9147 - (void) repairWithSelector:(SEL)selector {
9148     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9149 }
9150
9151 - (void) syncData {
9152     [self _saveConfig];
9153
9154     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9155     _assert(file != NULL);
9156
9157     for (NSString *key in [Sources_ allKeys]) {
9158         NSDictionary *source([Sources_ objectForKey:key]);
9159
9160         fprintf(file, "%s %s %s\n",
9161             [[source objectForKey:@"Type"] UTF8String],
9162             [[source objectForKey:@"URI"] UTF8String],
9163             [[source objectForKey:@"Distribution"] UTF8String]
9164         );
9165     }
9166
9167     fclose(file);
9168
9169     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9170
9171     [self complete];
9172 }
9173
9174 - (void) addTrivialSource:(NSString *)href {
9175     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9176         @"deb", @"Type",
9177         href, @"URI",
9178         @"./", @"Distribution",
9179     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9180
9181     Changed_ = true;
9182 }
9183
9184 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9185     @synchronized (self) {
9186         [self _reloadDataWithInvocation:invocation];
9187     }
9188 }
9189
9190 - (void) reloadData {
9191     [self reloadDataWithInvocation:nil];
9192 }
9193
9194 - (void) resolve {
9195     pkgProblemResolver *resolver = [database_ resolver];
9196
9197     resolver->InstallProtect();
9198     if (!resolver->Resolve(true))
9199         _error->Discard();
9200 }
9201
9202 - (bool) perform {
9203     // XXX: this is a really crappy way of doing this.
9204     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9205     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9206     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9207     if ([tabbar_ updating])
9208         [tabbar_ cancelUpdate];
9209
9210     if (![database_ prepare])
9211         return false;
9212
9213     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9214     [page setDelegate:self];
9215     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9216
9217     if (IsWildcat_)
9218         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9219     [tabbar_ presentModalViewController:confirm_ animated:YES];
9220
9221     return true;
9222 }
9223
9224 - (void) queue {
9225     @synchronized (self) {
9226         [self perform];
9227     }
9228 }
9229
9230 - (void) clearPackage:(Package *)package {
9231     @synchronized (self) {
9232         [package clear];
9233         [self resolve];
9234         [self perform];
9235     }
9236 }
9237
9238 - (void) installPackages:(NSArray *)packages {
9239     @synchronized (self) {
9240         for (Package *package in packages)
9241             [package install];
9242         [self resolve];
9243         [self perform];
9244     }
9245 }
9246
9247 - (void) installPackage:(Package *)package {
9248     @synchronized (self) {
9249         [package install];
9250         [self resolve];
9251         [self perform];
9252     }
9253 }
9254
9255 - (void) removePackage:(Package *)package {
9256     @synchronized (self) {
9257         [package remove];
9258         [self resolve];
9259         [self perform];
9260     }
9261 }
9262
9263 - (void) distUpgrade {
9264     @synchronized (self) {
9265         if (![database_ upgrade])
9266             return;
9267         [self perform];
9268     }
9269 }
9270
9271 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9272     Queuing_ = false;
9273     ++locked_;
9274     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9275     --locked_;
9276     [self complete];
9277 }
9278
9279 - (void) showSettings {
9280     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9281 }
9282
9283 - (void) retainNetworkActivityIndicator {
9284     if (activity_++ == 0)
9285         [self setNetworkActivityIndicatorVisible:YES];
9286
9287 #if TraceLogging
9288     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9289 #endif
9290 }
9291
9292 - (void) releaseNetworkActivityIndicator {
9293     if (--activity_ == 0)
9294         [self setNetworkActivityIndicatorVisible:NO];
9295
9296 #if TraceLogging
9297     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9298 #endif
9299
9300 }
9301
9302 - (void) cancelAndClear:(bool)clear {
9303     @synchronized (self) {
9304         if (clear) {
9305             [database_ clear];
9306             Queuing_ = false;
9307         } else {
9308             Queuing_ = true;
9309         }
9310
9311         [self _updateData];
9312     }
9313 }
9314
9315 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9316     NSString *context([alert context]);
9317
9318     if ([context isEqualToString:@"conffile"]) {
9319         FILE *input = [database_ input];
9320         if (button == [alert cancelButtonIndex])
9321             fprintf(input, "N\n");
9322         else if (button == [alert firstOtherButtonIndex])
9323             fprintf(input, "Y\n");
9324         fflush(input);
9325
9326         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9327     } else if ([context isEqualToString:@"fixhalf"]) {
9328         if (button == [alert cancelButtonIndex]) {
9329             @synchronized (self) {
9330                 for (Package *broken in broken_) {
9331                     [broken remove];
9332
9333                     NSString *id = [broken id];
9334                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9335                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9336                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9337                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9338                 }
9339
9340                 [self resolve];
9341                 [self perform];
9342             }
9343         } else if (button == [alert firstOtherButtonIndex]) {
9344             [broken_ removeAllObjects];
9345             [self _loaded];
9346         }
9347
9348         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9349     } else if ([context isEqualToString:@"upgrade"]) {
9350         if (button == [alert firstOtherButtonIndex]) {
9351             @synchronized (self) {
9352                 for (Package *essential in essential_)
9353                     [essential install];
9354
9355                 [self resolve];
9356                 [self perform];
9357             }
9358         } else if (button == [alert firstOtherButtonIndex] + 1) {
9359             [self distUpgrade];
9360         } else if (button == [alert cancelButtonIndex]) {
9361             Ignored_ = YES;
9362         }
9363
9364         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9365     }
9366 }
9367
9368 - (void) system:(NSString *)command { _pooled
9369     _trace();
9370     system([command UTF8String]);
9371     _trace();
9372 }
9373
9374 - (void) applicationWillSuspend {
9375     [database_ clean];
9376     [super applicationWillSuspend];
9377 }
9378
9379 - (BOOL) isSafeToSuspend {
9380     if (locked_ != 0) {
9381 #if !ForRelease
9382         NSLog(@"isSafeToSuspend: locked_ != 0");
9383 #endif
9384         return false;
9385     }
9386
9387     // Use external process status API internally.
9388     // This is probably a really bad idea.
9389     // XXX: what is the point of this? does this solve anything at all?
9390     uint64_t status = 0;
9391     int notify_token;
9392     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9393         notify_get_state(notify_token, &status);
9394         notify_cancel(notify_token);
9395     }
9396
9397     if (status != 0) {
9398 #if !ForRelease
9399         NSLog(@"isSafeToSuspend: status != 0");
9400 #endif
9401         return false;
9402     }
9403
9404 #if !ForRelease
9405     NSLog(@"isSafeToSuspend: -> true");
9406 #endif
9407     return true;
9408 }
9409
9410 - (void) applicationSuspend:(__GSEvent *)event {
9411     if ([self isSafeToSuspend])
9412         [super applicationSuspend:event];
9413 }
9414
9415 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9416     if ([self isSafeToSuspend])
9417         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9418 }
9419
9420 - (void) _setSuspended:(BOOL)value {
9421     if ([self isSafeToSuspend])
9422         [super _setSuspended:value];
9423 }
9424
9425 - (UIProgressHUD *) addProgressHUD {
9426     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9427     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9428
9429     [window_ setUserInteractionEnabled:NO];
9430
9431     UIViewController *target(tabbar_);
9432     if (UIViewController *modal = [target modalViewController])
9433         target = modal;
9434
9435     UIView *view([target view]);
9436     [view addSubview:hud];
9437
9438     [hud show:YES];
9439
9440     ++locked_;
9441     return hud;
9442 }
9443
9444 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9445     --locked_;
9446     [hud show:NO];
9447     [hud removeFromSuperview];
9448     [window_ setUserInteractionEnabled:YES];
9449 }
9450
9451 - (CyteViewController *) pageForPackage:(NSString *)name {
9452     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9453 }
9454
9455 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9456     NSString *scheme([[url scheme] lowercaseString]);
9457     if ([[url absoluteString] length] <= [scheme length] + 3)
9458         return nil;
9459     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9460     NSArray *components([path pathComponents]);
9461
9462     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9463         return [self pageForPackage:[components objectAtIndex:1]];
9464
9465     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9466         return nil;
9467
9468     NSString *base([components objectAtIndex:0]);
9469
9470     CyteViewController *controller = nil;
9471
9472     if ([base isEqualToString:@"url"]) {
9473         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9474         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9475         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9476     } else if (!external && [components count] == 1) {
9477         if ([base isEqualToString:@"manage"]) {
9478             controller = [[[ManageController alloc] init] autorelease];
9479         }
9480
9481         if ([base isEqualToString:@"sources"]) {
9482             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9483         }
9484
9485         if ([base isEqualToString:@"home"]) {
9486             controller = [[[HomeController alloc] init] autorelease];
9487         }
9488
9489         if ([base isEqualToString:@"sections"]) {
9490             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9491         }
9492
9493         if ([base isEqualToString:@"search"]) {
9494             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9495         }
9496
9497         if ([base isEqualToString:@"changes"]) {
9498             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9499         }
9500
9501         if ([base isEqualToString:@"installed"]) {
9502             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9503         }
9504     } else if ([components count] == 2) {
9505         NSString *argument = [components objectAtIndex:1];
9506
9507         if ([base isEqualToString:@"package"]) {
9508             controller = [self pageForPackage:argument];
9509         }
9510
9511         if (!external && [base isEqualToString:@"search"]) {
9512             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9513         }
9514
9515         if (!external && [base isEqualToString:@"sections"]) {
9516             if ([argument isEqualToString:@"all"])
9517                 argument = nil;
9518             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9519         }
9520
9521         if (!external && [base isEqualToString:@"sources"]) {
9522             if ([argument isEqualToString:@"add"]) {
9523                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9524                 [(SourcesController *)controller showAddSourcePrompt];
9525             } else {
9526                 Source *source = [database_ sourceWithKey:argument];
9527                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9528             }
9529         }
9530
9531         if (!external && [base isEqualToString:@"launch"]) {
9532             [self launchApplicationWithIdentifier:argument suspended:NO];
9533             return nil;
9534         }
9535     } else if (!external && [components count] == 3) {
9536         NSString *arg1 = [components objectAtIndex:1];
9537         NSString *arg2 = [components objectAtIndex:2];
9538
9539         if ([base isEqualToString:@"package"]) {
9540             if ([arg2 isEqualToString:@"settings"]) {
9541                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9542             } else if ([arg2 isEqualToString:@"files"]) {
9543                 if (Package *package = [database_ packageWithName:arg1]) {
9544                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9545                     [(FileTable *)controller setPackage:package];
9546                 }
9547             }
9548         }
9549     }
9550
9551     [controller setDelegate:self];
9552     return controller;
9553 }
9554
9555 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9556     CyteViewController *page([self pageForURL:url forExternal:external]);
9557
9558     if (page != nil) {
9559         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9560         [nav setViewControllers:[NSArray arrayWithObject:page]];
9561         [tabbar_ setUnselectedViewController:nav];
9562     }
9563
9564     return page != nil;
9565 }
9566
9567 - (void) applicationOpenURL:(NSURL *)url {
9568     [super applicationOpenURL:url];
9569
9570     if (!loaded_) starturl_ = [url retain];
9571     else [self openCydiaURL:url forExternal:YES];
9572 }
9573
9574 - (void) applicationWillResignActive:(UIApplication *)application {
9575     // Stop refreshing if you get a phone call or lock the device.
9576     if ([tabbar_ updating])
9577         [tabbar_ cancelUpdate];
9578
9579     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9580         [super applicationWillResignActive:application];
9581 }
9582
9583 - (void) applicationWillTerminate:(UIApplication *)application {
9584     Changed_ = true;
9585     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9586     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9587     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9588
9589     [self _saveConfig];
9590 }
9591
9592 - (void) setConfigurationData:(NSString *)data {
9593     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9594
9595     if (!conffile_r(data)) {
9596         lprintf("E:invalid conffile\n");
9597         return;
9598     }
9599
9600     NSString *ofile = conffile_r[1];
9601     //NSString *nfile = conffile_r[2];
9602
9603     UIAlertView *alert = [[[UIAlertView alloc]
9604         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9605         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9606         delegate:self
9607         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9608         otherButtonTitles:
9609             UCLocalize("ACCEPT_NEW_COPY"),
9610             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9611         nil
9612     ] autorelease];
9613
9614     [alert setContext:@"conffile"];
9615     [alert setNumberOfRows:2];
9616     [alert show];
9617 }
9618
9619 - (void) addStashController {
9620     ++locked_;
9621     stash_ = [[StashController alloc] init];
9622     [window_ addSubview:[stash_ view]];
9623 }
9624
9625 - (void) removeStashController {
9626     [[stash_ view] removeFromSuperview];
9627     [stash_ release];
9628     --locked_;
9629 }
9630
9631 - (void) stash {
9632     [self setIdleTimerDisabled:YES];
9633
9634     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9635     UpdateExternalStatus(1);
9636     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9637     UpdateExternalStatus(0);
9638
9639     [self removeStashController];
9640
9641     if (ExecFork() == 0) {
9642         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9643         perror("launchctl stop");
9644     }
9645 }
9646
9647 - (void) setupViewControllers {
9648     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9649
9650     NSMutableArray *items([NSMutableArray arrayWithObjects:
9651         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9652         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9653         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9654         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9655     nil]);
9656
9657     if (IsWildcat_) {
9658         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9659         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9660     } else {
9661         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9662     }
9663
9664     NSMutableArray *controllers([NSMutableArray array]);
9665     for (UITabBarItem *item in items) {
9666         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9667         [controller setTabBarItem:item];
9668         [controllers addObject:controller];
9669     }
9670     [tabbar_ setViewControllers:controllers];
9671
9672     [tabbar_ setUpdateDelegate:self];
9673 }
9674
9675 - (void) applicationDidFinishLaunching:(id)unused {
9676 _trace();
9677     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9678         [self setApplicationSupportsShakeToEdit:NO];
9679
9680     @synchronized (HostConfig_) {
9681         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9682     }
9683
9684     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9685         initWithMemoryCapacity:524288
9686         diskCapacity:10485760
9687         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9688     ] autorelease]];
9689
9690     [CydiaWebViewController _initialize];
9691
9692     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9693
9694     // this would disallow http{,s} URLs from accessing this data
9695     //[WebView registerURLSchemeAsLocal:@"cydia"];
9696
9697     Font12_ = [[UIFont systemFontOfSize:12] retain];
9698     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9699     Font14_ = [[UIFont systemFontOfSize:14] retain];
9700     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9701     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9702
9703     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9704     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9705
9706     // XXX: I really need this thing... like, seriously... I'm sorry
9707     [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9708
9709     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9710     [window_ orderFront:self];
9711     [window_ makeKey:self];
9712     [window_ setHidden:NO];
9713
9714     if (
9715         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9716         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9717         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9718         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9719         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9720         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9721         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9722         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9723         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9724         false
9725     ) {
9726         [self addStashController];
9727         // XXX: this would be much cleaner as a yieldToSelector:
9728         // that way the removeStashController could happen right here inline
9729         // we also could no longer require the useless stash_ field anymore
9730         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9731         return;
9732     }
9733
9734     database_ = [Database sharedInstance];
9735     [database_ setDelegate:self];
9736
9737     [window_ setUserInteractionEnabled:NO];
9738     [self setupViewControllers];
9739
9740     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9741     [window_ addSubview:[emulated_ view]];
9742
9743     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9744 _trace();
9745 }
9746
9747 - (NSArray *) defaultStartPages {
9748     NSMutableArray *standard = [NSMutableArray array];
9749     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9750     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9751     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9752     if (!IsWildcat_) {
9753         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9754     } else {
9755         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9756         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9757     }
9758     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9759     return standard;
9760 }
9761
9762 - (void) loadData {
9763 _trace();
9764     if (Role_ == nil) {
9765         [window_ setUserInteractionEnabled:YES];
9766         [self showSettings];
9767         return;
9768     } else {
9769         if ([emulated_ modalViewController] != nil)
9770             [emulated_ dismissModalViewControllerAnimated:YES];
9771         [window_ setUserInteractionEnabled:NO];
9772     }
9773
9774     [self reloadData];
9775     PrintTimes();
9776
9777     [self disemulate];
9778
9779     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9780     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9781     int standardIndex = 0;
9782     NSArray *standard = [self defaultStartPages];
9783
9784     BOOL valid = YES;
9785
9786     if (saved == nil)
9787         valid = NO;
9788
9789     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9790     if (valid && closed != nil) {
9791         NSTimeInterval interval([closed timeIntervalSinceNow]);
9792         // XXX: Is 15 minutes the optimal time here?
9793         if (interval > 0 && interval <= -(15*60))
9794             valid = NO;
9795     }
9796
9797     if (valid && [saved count] != [standard count])
9798         valid = NO;
9799
9800     if (valid) {
9801         for (unsigned int i = 0; i < [standard count]; i++) {
9802             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9803             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9804             //      but it's good enough for now.
9805             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9806                 valid = NO;
9807                 break;
9808             }
9809         }
9810     }
9811
9812     NSArray *items = nil;
9813     if (valid) {
9814         [tabbar_ setSelectedIndex:savedIndex];
9815         items = saved;
9816     } else {
9817         [tabbar_ setSelectedIndex:standardIndex];
9818         items = standard;
9819     }
9820
9821     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9822         NSArray *stack = [items objectAtIndex:tab];
9823         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9824         NSMutableArray *current = [NSMutableArray array];
9825
9826         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9827             NSString *addr = [stack objectAtIndex:nav];
9828             NSURL *url = [NSURL URLWithString:addr];
9829             CyteViewController *page = [self pageForURL:url forExternal:NO];
9830             if (page != nil)
9831                 [current addObject:page];
9832         }
9833
9834         [navigation setViewControllers:current];
9835     }
9836
9837     // (Try to) show the startup URL.
9838     if (starturl_ != nil) {
9839         [self openCydiaURL:starturl_ forExternal:NO];
9840         [starturl_ release];
9841         starturl_ = nil;
9842     }
9843 }
9844
9845 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9846     if (item != nil && IsWildcat_) {
9847         [sheet showFromBarButtonItem:item animated:YES];
9848     } else {
9849         [sheet showInView:window_];
9850     }
9851 }
9852
9853 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9854     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9855     [progress setTitle:task];
9856     [progress addProgressEvent:event];
9857 }
9858
9859 - (void) addProgressEventForTask:(NSArray *)data {
9860     CydiaProgressEvent *event([data objectAtIndex:0]);
9861     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9862     [self addProgressEvent:event forTask:task];
9863 }
9864
9865 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9866     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9867 }
9868
9869 @end
9870
9871 /*IMP alloc_;
9872 id Alloc_(id self, SEL selector) {
9873     id object = alloc_(self, selector);
9874     lprintf("[%s]A-%p\n", self->isa->name, object);
9875     return object;
9876 }*/
9877
9878 /*IMP dealloc_;
9879 id Dealloc_(id self, SEL selector) {
9880     id object = dealloc_(self, selector);
9881     lprintf("[%s]D-%p\n", self->isa->name, object);
9882     return object;
9883 }*/
9884
9885 Class $WebDefaultUIKitDelegate;
9886
9887 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9888     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9889         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9890     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9891 }
9892
9893 static NSSet *MobilizedFiles_;
9894
9895 static NSURL *MobilizeURL(NSURL *url) {
9896     NSString *path([url path]);
9897     if ([path hasPrefix:@"/var/root/"]) {
9898         NSString *file([path substringFromIndex:10]);
9899         if ([MobilizedFiles_ containsObject:file])
9900             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9901     }
9902
9903     return url;
9904 }
9905
9906 Class $CFXPreferencesPropertyListSource;
9907 @class CFXPreferencesPropertyListSource;
9908
9909 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9910     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9911     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9912     url = MobilizeURL(url);
9913     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9914     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9915     url = old;
9916     [pool release];
9917     return value;
9918 }
9919
9920 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9921     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9922     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9923     url = MobilizeURL(url);
9924     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9925     //NSLog(@"%@ %@", [url absoluteString], value);
9926     url = old;
9927     [pool release];
9928     return value;
9929 }
9930
9931 Class $NSURLConnection;
9932
9933 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9934     NSMutableURLRequest *copy([request mutableCopy]);
9935
9936     NSURL *url([copy URL]);
9937     NSString *host([url host]);
9938     NSString *scheme([[url scheme] lowercaseString]);
9939
9940     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9941
9942     @synchronized (HostConfig_) {
9943         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9944             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9945                 [copy setHTTPShouldUsePipelining:YES];
9946     }
9947
9948     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9949     } return self;
9950 }
9951
9952 int main(int argc, char *argv[]) { _pooled
9953     _trace();
9954
9955     UpdateExternalStatus(0);
9956
9957     if (Class $UIDevice = objc_getClass("UIDevice")) {
9958         UIDevice *device([$UIDevice currentDevice]);
9959         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9960     } else
9961         IsWildcat_ = false;
9962
9963     UIScreen *screen([UIScreen mainScreen]);
9964     if ([screen respondsToSelector:@selector(scale)])
9965         ScreenScale_ = [screen scale];
9966     else
9967         ScreenScale_ = 1;
9968
9969     UIDevice *device([UIDevice currentDevice]);
9970     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9971         Idiom_ = @"iphone";
9972     else {
9973         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9974         if (idiom == UIUserInterfaceIdiomPhone)
9975             Idiom_ = @"iphone";
9976         else if (idiom == UIUserInterfaceIdiomPad)
9977             Idiom_ = @"ipad";
9978         else
9979             NSLog(@"unknown UIUserInterfaceIdiom!");
9980     }
9981
9982     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
9983
9984     HostConfig_ = [[NSObject alloc] init];
9985     @synchronized (HostConfig_) {
9986         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
9987         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
9988     }
9989
9990     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9991
9992     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9993
9994     MobilizedFiles_ = [NSMutableSet setWithObjects:
9995         @"Library/Preferences/com.apple.Accessibility.plist",
9996         @"Library/Preferences/com.apple.preferences.sounds.plist",
9997     nil];
9998
9999     /* Library Hacks {{{ */
10000     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10001
10002     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10003
10004     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10005     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10006         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10007         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10008     }
10009
10010     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10011     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10012         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10013         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10014     }
10015
10016     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10017     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10018     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10019         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10020         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10021     }
10022
10023     $NSURLConnection = objc_getClass("NSURLConnection");
10024     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10025     if (NSURLConnection$init$ != NULL) {
10026         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10027         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10028     }
10029     /* }}} */
10030     /* Set Locale {{{ */
10031     Locale_ = CFLocaleCopyCurrent();
10032     Languages_ = [NSLocale preferredLanguages];
10033
10034     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10035     //NSLog(@"%@", [Languages_ description]);
10036
10037     const char *lang;
10038     if (Locale_ != NULL)
10039         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10040     else if (Languages_ != nil && [Languages_ count] != 0)
10041         lang = [[Languages_ objectAtIndex:0] UTF8String];
10042     else
10043         // XXX: consider just setting to C and then falling through?
10044         lang = NULL;
10045
10046     if (lang != NULL) {
10047         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10048         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10049     }
10050
10051     NSLog(@"Setting Language: %s", lang);
10052
10053     if (lang != NULL) {
10054         setenv("LANG", lang, true);
10055         std::setlocale(LC_ALL, lang);
10056     }
10057     /* }}} */
10058
10059     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10060
10061     /* Parse Arguments {{{ */
10062     bool substrate(false);
10063
10064     if (argc != 0) {
10065         char **args(argv);
10066         int arge(1);
10067
10068         for (int argi(1); argi != argc; ++argi)
10069             if (strcmp(argv[argi], "--") == 0) {
10070                 arge = argi;
10071                 argv[argi] = argv[0];
10072                 argv += argi;
10073                 argc -= argi;
10074                 break;
10075             }
10076
10077         for (int argi(1); argi != arge; ++argi)
10078             if (strcmp(args[argi], "--substrate") == 0)
10079                 substrate = true;
10080             else
10081                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10082     }
10083     /* }}} */
10084
10085     App_ = [[NSBundle mainBundle] bundlePath];
10086     Advanced_ = YES;
10087
10088     setuid(0);
10089     setgid(0);
10090
10091     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10092     alloc_ = alloc->method_imp;
10093     alloc->method_imp = (IMP) &Alloc_;*/
10094
10095     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10096     dealloc_ = dealloc->method_imp;
10097     dealloc->method_imp = (IMP) &Dealloc_;*/
10098
10099     /* System Information {{{ */
10100     size_t size;
10101
10102     int maxproc;
10103     size = sizeof(maxproc);
10104     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10105         perror("sysctlbyname(\"kern.maxproc\", ?)");
10106     else if (maxproc < 64) {
10107         maxproc = 64;
10108         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10109             perror("sysctlbyname(\"kern.maxproc\", #)");
10110     }
10111
10112     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10113     char *osversion = new char[size];
10114     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10115         perror("sysctlbyname(\"kern.osversion\", ?)");
10116     else
10117         System_ = [NSString stringWithUTF8String:osversion];
10118
10119     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10120     char *machine = new char[size];
10121     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10122         perror("sysctlbyname(\"hw.machine\", ?)");
10123     else
10124         Machine_ = machine;
10125
10126     SerialNumber_ = CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10127     ChipID_ = CYHex(CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true, true);
10128     BBSNum_ = CYHex(CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false, false);
10129
10130     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10131
10132     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10133     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10134     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10135
10136     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10137     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10138     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10139
10140     if (mcc != NULL && mnc != NULL)
10141         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10142
10143     if (mnc != NULL)
10144         CFRelease(mnc);
10145     if (mcc != NULL)
10146         CFRelease(mcc);
10147
10148     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10149         Build_ = [system objectForKey:@"ProductBuildVersion"];
10150     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10151         Product_ = [info objectForKey:@"SafariProductVersion"];
10152         Safari_ = [info objectForKey:@"CFBundleVersion"];
10153     }
10154     /* }}} */
10155     /* Load Database {{{ */
10156     _trace();
10157     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10158     _trace();
10159     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10160
10161     if (Metadata_ == NULL)
10162         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10163     else {
10164         Settings_ = [Metadata_ objectForKey:@"Settings"];
10165
10166         Packages_ = [Metadata_ objectForKey:@"Packages"];
10167         Sections_ = [Metadata_ objectForKey:@"Sections"];
10168         Sources_ = [Metadata_ objectForKey:@"Sources"];
10169
10170         Token_ = [Metadata_ objectForKey:@"Token"];
10171     }
10172
10173     if (Settings_ != nil)
10174         Role_ = [Settings_ objectForKey:@"Role"];
10175
10176     if (Sections_ == nil) {
10177         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10178         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10179     }
10180
10181     if (Sources_ == nil) {
10182         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10183         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10184     }
10185     /* }}} */
10186
10187     _trace();
10188     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10189     _trace();
10190
10191     if (Packages_ != nil) {
10192         bool fail(false);
10193         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10194         _trace();
10195
10196         if (!fail) {
10197             [Metadata_ removeObjectForKey:@"Packages"];
10198             Packages_ = nil;
10199             Changed_ = true;
10200         }
10201     }
10202
10203     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10204
10205 #define MobileSubstrate_(name) \
10206     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10207         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10208         if (handle == NULL) \
10209             NSLog(@"%s", dlerror()); \
10210     }
10211
10212     MobileSubstrate_(Activator)
10213     MobileSubstrate_(libstatusbar)
10214     MobileSubstrate_(SimulatedKeyEvents)
10215     MobileSubstrate_(WinterBoard)
10216
10217     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10218         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10219
10220     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10221
10222     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10223         unlink("/tmp/.cydia.fw");
10224         goto firmware;
10225     } else if (access("/User", F_OK) != 0 || version < 4) {
10226       firmware:
10227         _trace();
10228         system("/usr/libexec/cydia/firmware.sh");
10229         _trace();
10230     }
10231
10232     _assert([[NSFileManager defaultManager]
10233         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10234         withIntermediateDirectories:YES
10235         attributes:nil
10236         error:NULL
10237     ]);
10238
10239     if (access("/tmp/cydia.chk", F_OK) == 0) {
10240         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10241             _assert(errno == ENOENT);
10242         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10243             _assert(errno == ENOENT);
10244     }
10245
10246     /* APT Initialization {{{ */
10247     _assert(pkgInitConfig(*_config));
10248     _assert(pkgInitSystem(*_config, _system));
10249
10250     if (lang != NULL)
10251         _config->Set("APT::Acquire::Translation", lang);
10252
10253     // XXX: this timeout might be important :(
10254     //_config->Set("Acquire::http::Timeout", 15);
10255
10256     _config->Set("Acquire::http::MaxParallel", 3);
10257     /* }}} */
10258     /* Color Choices {{{ */
10259     space_ = CGColorSpaceCreateDeviceRGB();
10260
10261     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10262     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10263     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10264     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10265     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10266     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10267     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10268     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10269     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10270
10271     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10272     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10273     /* }}}*/
10274     /* UIKit Configuration {{{ */
10275     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10276     if ($GSFontSetUseLegacyFontMetrics != NULL)
10277         $GSFontSetUseLegacyFontMetrics(YES);
10278
10279     // XXX: I have a feeling this was important
10280     //UIKeyboardDisableAutomaticAppearance();
10281     /* }}} */
10282
10283     Colon_ = UCLocalize("COLON_DELIMITED");
10284     Elision_ = UCLocalize("ELISION");
10285     Error_ = UCLocalize("ERROR");
10286     Warning_ = UCLocalize("WARNING");
10287
10288     _trace();
10289     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10290
10291     CGColorSpaceRelease(space_);
10292     CFRelease(Locale_);
10293
10294     return value;
10295 }