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 <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124
 125 #include <CydiaSubstrate/CydiaSubstrate.h>
 126 #include "Menes/Menes.h"
 127
 128 #include "CyteKit/PerlCompatibleRegEx.hpp"
 129 #include "CyteKit/TableViewCell.h"
 130 #include "CyteKit/WebScriptObject-Cyte.h"
 131 #include "CyteKit/WebViewController.h"
 132 #include "CyteKit/stringWithUTF8Bytes.h"
 133
 134 #include "Cydia/MIMEAddress.h"
 135 #include "Cydia/LoadingViewController.h"
 136 #include "Cydia/ProgressEvent.h"
 137
 138 #include "SDURLCache/SDURLCache.h"
 139 /* }}} */
 140
 141 /* Profiler {{{ */
 142 struct timeval _ltv;
 143 bool _itv;
 144
 145 #define _timestamp ({ \
 146     struct timeval tv; \
 147     gettimeofday(&tv, NULL); \
 148     tv.tv_sec * 1000000 + tv.tv_usec; \
 149 })
 150
 151 typedef std::vector<class ProfileTime *> TimeList;
 152 TimeList times_;
 153
 154 class ProfileTime {
 155   private:
 156     const char *name_;
 157     uint64_t total_;
 158     uint64_t count_;
 159
 160   public:
 161     ProfileTime(const char *name) :
 162         name_(name),
 163         total_(0)
 164     {
 165         times_.push_back(this);
 166     }
 167
 168     void AddTime(uint64_t time) {
 169         total_ += time;
 170         ++count_;
 171     }
 172
 173     void Print() {
 174         if (total_ != 0)
 175             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 176         total_ = 0;
 177         count_ = 0;
 178     }
 179 };
 180
 181 class ProfileTimer {
 182   private:
 183     ProfileTime &time_;
 184     uint64_t start_;
 185
 186   public:
 187     ProfileTimer(ProfileTime &time) :
 188         time_(time),
 189         start_(_timestamp)
 190     {
 191     }
 192
 193     ~ProfileTimer() {
 194         time_.AddTime(_timestamp - start_);
 195     }
 196 };
 197
 198 void PrintTimes() {
 199     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 200         (*i)->Print();
 201     std::cerr << "========" << std::endl;
 202 }
 203
 204 #define _profile(name) { \
 205     static ProfileTime name(#name); \
 206     ProfileTimer _ ## name(name);
 207
 208 #define _end }
 209 /* }}} */
 210
 211 extern NSString *Cydia_;
 212
 213 #define lprintf(args...) fprintf(stderr, args)
 214
 215 #define ForRelease 1
 216 #define TraceLogging (1 && !ForRelease)
 217 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 218 #define ProfileTimes (0 && !ForRelease)
 219 #define ForSaurik (0 && !ForRelease)
 220 #define LogBrowser (0 && !ForRelease)
 221 #define TrackResize (0 && !ForRelease)
 222 #define ManualRefresh (1 && !ForRelease)
 223 #define ShowInternals (0 && !ForRelease)
 224 #define AlwaysReload (0 && !ForRelease)
 225 #define TryIndexedCollation (0 && !ForRelease)
 226
 227 #if !TraceLogging
 228 #undef _trace
 229 #define _trace(args...)
 230 #endif
 231
 232 #if !ProfileTimes
 233 #undef _profile
 234 #define _profile(name) {
 235 #undef _end
 236 #define _end }
 237 #define PrintTimes() do {} while (false)
 238 #endif
 239
 240 // Hash Functions/Structures {{{
 241 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 242
 243 union SplitHash {
 244     uint32_t u32;
 245     uint16_t u16[2];
 246 };
 247 // }}}
 248
 249 static NSString *Colon_;
 250 NSString *Elision_;
 251 static NSString *Error_;
 252 static NSString *Warning_;
 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 static CGFloat CYStatusBarHeight() {
 277     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 278     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 279 }
 280
 281 /* NSForcedOrderingSearch doesn't work on the iPhone */
 282 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 283 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 284 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 285
 286 /* Insertion Sort {{{ */
 287
 288 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 289     const char *ptr = (const char *)list;
 290     while (0 < count) {
 291         CFIndex half = count / 2;
 292         const char *probe = ptr + elementSize * half;
 293         CFComparisonResult cr = comparator(element, probe, context);
 294     if (0 == cr) return (probe - (const char *)list) / elementSize;
 295         ptr = (cr < 0) ? ptr : probe + elementSize;
 296         count = (cr < 0) ? half : (half + (count & 1) - 1);
 297     }
 298     return (ptr - (const char *)list) / elementSize;
 299 }
 300
 301 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 302     const char *ptr = (const char *)list;
 303     while (0 < count) {
 304         CFIndex half = count / 2;
 305         const char *probe = ptr + elementSize * half;
 306         CFComparisonResult cr = comparator(element, probe, context);
 307     if (0 == cr) return (probe - (const char *)list) / elementSize;
 308         ptr = (cr < 0) ? ptr : probe + elementSize;
 309         count = (cr < 0) ? half : (half + (count & 1) - 1);
 310     }
 311     return (ptr - (const char *)list) / elementSize;
 312 }
 313
 314 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 315     if (range.length == 0)
 316         return;
 317     const void **values(new const void *[range.length]);
 318     CFArrayGetValues(array, range, values);
 319
 320 #if HistogramInsertionSort > 0
 321     uint32_t total(0), *offsets(new uint32_t[range.length]);
 322 #endif
 323
 324     for (CFIndex index(1); index != range.length; ++index) {
 325         const void *value(values[index]);
 326         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 327         CFIndex correct(index);
 328         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 329 #if HistogramInsertionSort > 1
 330             NSLog(@"%@ < %@", value, values[correct - 1]);
 331 #endif
 332             if (--correct == 0)
 333                 break;
 334         }
 335         if (correct != index) {
 336             size_t offset(index - correct);
 337 #if HistogramInsertionSort
 338             total += offset;
 339             ++offsets[offset];
 340             if (offset > 10)
 341                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 342 #endif
 343             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 344             values[correct] = value;
 345         }
 346     }
 347
 348     CFArrayReplaceValues(array, range, values, range.length);
 349     delete [] values;
 350
 351 #if HistogramInsertionSort > 0
 352     for (CFIndex index(0); index != range.length; ++index)
 353         if (offsets[index] != 0)
 354             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 355     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 356     delete [] offsets;
 357 #endif
 358 }
 359
 360 /* }}} */
 361
 362 /* Apple Bug Fixes {{{ */
 363 @implementation UIWebDocumentView (Cydia)
 364
 365 - (void) _setScrollerOffset:(CGPoint)offset {
 366     UIScroller *scroller([self _scroller]);
 367
 368     CGSize size([scroller contentSize]);
 369     CGSize bounds([scroller bounds].size);
 370
 371     CGPoint max;
 372     max.x = size.width - bounds.width;
 373     max.y = size.height - bounds.height;
 374
 375     // wtf Apple?!
 376     if (max.x < 0)
 377         max.x = 0;
 378     if (max.y < 0)
 379         max.y = 0;
 380
 381     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 382     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 383
 384     [scroller setOffset:offset];
 385 }
 386
 387 @end
 388 /* }}} */
 389
 390 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 391     size_t length([self length] - state->state);
 392     if (length <= 0)
 393         return 0;
 394     else if (length > count)
 395         length = count;
 396     for (size_t i(0); i != length; ++i)
 397         objects[i] = [self item:state->state++];
 398     state->itemsPtr = objects;
 399     state->mutationsPtr = (unsigned long *) self;
 400     return length;
 401 }
 402
 403 /* Cydia NSString Additions {{{ */
 404 @interface NSString (Cydia)
 405 - (NSComparisonResult) compareByPath:(NSString *)other;
 406 - (NSString *) stringByCachingURLWithCurrentCDN;
 407 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 408 @end
 409
 410 @implementation NSString (Cydia)
 411
 412 - (NSComparisonResult) compareByPath:(NSString *)other {
 413     NSString *prefix = [self commonPrefixWithString:other options:0];
 414     size_t length = [prefix length];
 415
 416     NSRange lrange = NSMakeRange(length, [self length] - length);
 417     NSRange rrange = NSMakeRange(length, [other length] - length);
 418
 419     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 420     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 421
 422     NSComparisonResult value;
 423
 424     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 425         value = NSOrderedSame;
 426     else if (lrange.location == NSNotFound)
 427         value = NSOrderedAscending;
 428     else if (rrange.location == NSNotFound)
 429         value = NSOrderedDescending;
 430     else
 431         value = NSOrderedSame;
 432
 433     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 434         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 435     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 436         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 437
 438     NSComparisonResult result = [lpath compare:rpath];
 439     return result == NSOrderedSame ? value : result;
 440 }
 441
 442 - (NSString *) stringByCachingURLWithCurrentCDN {
 443     return [self
 444         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 445         withString:@"://cache.cydia.saurik.com/"
 446     ];
 447 }
 448
 449 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 450     return [(id)CFURLCreateStringByAddingPercentEscapes(
 451         kCFAllocatorDefault,
 452         (CFStringRef) self,
 453         NULL,
 454         CFSTR(";/?:@&=+$,"),
 455         kCFStringEncodingUTF8
 456     ) autorelease];
 457 }
 458
 459 @end
 460 /* }}} */
 461
 462 /* C++ NSString Wrapper Cache {{{ */
 463 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 464     return size == 0 ? NULL :
 465         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 466         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 467 }
 468
 469 static _finline CFStringRef CYStringCreate(const char *data) {
 470     return CYStringCreate(data, strlen(data));
 471 }
 472
 473 class CYString {
 474   private:
 475     char *data_;
 476     size_t size_;
 477     CFStringRef cache_;
 478
 479     _finline void clear_() {
 480         if (cache_ != NULL) {
 481             CFRelease(cache_);
 482             cache_ = NULL;
 483         }
 484     }
 485
 486   public:
 487     _finline bool empty() const {
 488         return size_ == 0;
 489     }
 490
 491     _finline size_t size() const {
 492         return size_;
 493     }
 494
 495     _finline char *data() const {
 496         return data_;
 497     }
 498
 499     _finline void clear() {
 500         size_ = 0;
 501         clear_();
 502     }
 503
 504     _finline CYString() :
 505         data_(0),
 506         size_(0),
 507         cache_(NULL)
 508     {
 509     }
 510
 511     _finline ~CYString() {
 512         clear_();
 513     }
 514
 515     void operator =(const CYString &rhs) {
 516         data_ = rhs.data_;
 517         size_ = rhs.size_;
 518
 519         if (rhs.cache_ == nil)
 520             cache_ = NULL;
 521         else
 522             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 523     }
 524
 525     void copy(apr_pool_t *pool) {
 526         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 527         memcpy(temp, data_, size_);
 528         temp[size_] = '\0';
 529         data_ = temp;
 530     }
 531
 532     void set(apr_pool_t *pool, const char *data, size_t size) {
 533         if (size == 0)
 534             clear();
 535         else {
 536             clear_();
 537
 538             data_ = const_cast<char *>(data);
 539             size_ = size;
 540
 541             if (pool != NULL)
 542                 copy(pool);
 543         }
 544     }
 545
 546     _finline void set(apr_pool_t *pool, const char *data) {
 547         set(pool, data, data == NULL ? 0 : strlen(data));
 548     }
 549
 550     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 551         set(pool, rhs.data(), rhs.size());
 552     }
 553
 554     bool operator ==(const CYString &rhs) const {
 555         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 556     }
 557
 558     _finline operator CFStringRef() {
 559         if (cache_ == NULL)
 560             cache_ = CYStringCreate(data_, size_);
 561         return cache_;
 562     }
 563
 564     _finline operator id() {
 565         return (NSString *) static_cast<CFStringRef>(*this);
 566     }
 567
 568     _finline operator const char *() {
 569         return reinterpret_cast<const char *>(data_);
 570     }
 571 };
 572 /* }}} */
 573 /* C++ NSString Algorithm Adapters {{{ */
 574 extern "C" {
 575     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 576 }
 577
 578 struct NSStringMapHash :
 579     std::unary_function<NSString *, size_t>
 580 {
 581     _finline size_t operator ()(NSString *value) const {
 582         return CFStringHashNSString((CFStringRef) value);
 583     }
 584 };
 585
 586 struct NSStringMapLess :
 587     std::binary_function<NSString *, NSString *, bool>
 588 {
 589     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 590         return [lhs compare:rhs] == NSOrderedAscending;
 591     }
 592 };
 593
 594 struct NSStringMapEqual :
 595     std::binary_function<NSString *, NSString *, bool>
 596 {
 597     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 598         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 599         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 600         //[lhs isEqualToString:rhs];
 601     }
 602 };
 603 /* }}} */
 604
 605 /* CoreGraphics Primitives {{{ */
 606 class CYColor {
 607   private:
 608     CGColorRef color_;
 609
 610     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 611         CGFloat color[] = {red, green, blue, alpha};
 612         return CGColorCreate(space, color);
 613     }
 614
 615   public:
 616     CYColor() :
 617         color_(NULL)
 618     {
 619     }
 620
 621     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 622         color_(Create_(space, red, green, blue, alpha))
 623     {
 624         Set(space, red, green, blue, alpha);
 625     }
 626
 627     void Clear() {
 628         if (color_ != NULL)
 629             CGColorRelease(color_);
 630     }
 631
 632     ~CYColor() {
 633         Clear();
 634     }
 635
 636     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 637         Clear();
 638         color_ = Create_(space, red, green, blue, alpha);
 639     }
 640
 641     operator CGColorRef() {
 642         return color_;
 643     }
 644 };
 645 /* }}} */
 646
 647 /* Random Global Variables {{{ */
 648 static const int PulseInterval_ = 50000;
 649
 650 static const NSString *UI_;
 651
 652 static int Finish_;
 653 static bool RestartSubstrate_;
 654 static NSArray *Finishes_;
 655
 656 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 657 #define NotifyConfig_ "/etc/notify.conf"
 658
 659 static bool Queuing_;
 660
 661 static CYColor Blue_;
 662 static CYColor Blueish_;
 663 static CYColor Black_;
 664 static CYColor Off_;
 665 static CYColor White_;
 666 static CYColor Gray_;
 667 static CYColor Green_;
 668 static CYColor Purple_;
 669 static CYColor Purplish_;
 670
 671 static UIColor *InstallingColor_;
 672 static UIColor *RemovingColor_;
 673
 674 static NSString *App_;
 675
 676 static BOOL Advanced_;
 677 static BOOL Ignored_;
 678
 679 static _H<UIFont> Font12_;
 680 static _H<UIFont> Font12Bold_;
 681 static _H<UIFont> Font14_;
 682 static _H<UIFont> Font18Bold_;
 683 static _H<UIFont> Font22Bold_;
 684
 685 static const char *Machine_ = NULL;
 686 static NSString *System_ = nil;
 687 static NSString *SerialNumber_ = nil;
 688 static NSString *ChipID_ = nil;
 689 static NSString *BBSNum_ = nil;
 690 static _H<NSString> Token_;
 691 static NSString *UniqueID_ = nil;
 692 static NSString *PLMN_ = nil;
 693 static NSString *Build_ = nil;
 694 static NSString *Product_ = nil;
 695 static NSString *Safari_ = nil;
 696
 697 static CFLocaleRef Locale_;
 698 static NSArray *Languages_;
 699 static CGColorSpaceRef space_;
 700
 701 static NSDictionary *SectionMap_;
 702 static NSMutableDictionary *Metadata_;
 703 static _transient NSMutableDictionary *Settings_;
 704 static _transient NSString *Role_;
 705 static _transient NSMutableDictionary *Packages_;
 706 static _transient NSMutableDictionary *Values_;
 707 static _transient NSMutableDictionary *Sections_;
 708 static _transient NSMutableDictionary *Sources_;
 709 static _transient NSNumber *Version_;
 710 static _transient _H<NSString> CydiaSource_;
 711 static bool Changed_;
 712 static time_t now_;
 713
 714 bool IsWildcat_;
 715 static CGFloat ScreenScale_;
 716 static NSString *Idiom_;
 717 static NSString *Firmware_;
 718 static NSString *Major_;
 719
 720 static _H<NSMutableDictionary> SessionData_;
 721 static _H<NSObject> HostConfig_;
 722 static _H<NSMutableSet> BridgedHosts_;
 723 static _H<NSMutableSet> TokenHosts_;
 724 static _H<NSMutableSet> InsecureHosts_;
 725 static _H<NSMutableSet> PipelinedHosts_;
 726 static _H<NSMutableSet> CachedURLs_;
 727
 728 static NSString *kCydiaProgressEventTypeError = @"Error";
 729 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 730 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 731 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 732 /* }}} */
 733
 734 static void AddSource(NSDictionary *source) {
 735     [Sources_ setObject:source forKey:[NSString stringWithFormat:@"%@:%@:%@", [source objectForKey:@"Type"], [source objectForKey:@"URI"], [source objectForKey:@"Distribution"]]];
 736     Changed_ = true;
 737 }
 738
 739 static void AddSource(NSString *href, NSString *distribution, NSArray *sections = nil) {
 740     AddSource([NSMutableDictionary dictionaryWithObjectsAndKeys:
 741         @"deb", @"Type",
 742         href, @"URI",
 743         distribution, @"Distribution",
 744         sections ?: [NSMutableArray array], @"Sections",
 745     nil]);
 746 }
 747
 748 static void WriteSources() {
 749     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
 750     _assert(file != NULL);
 751
 752     NSString *distribution(@"ios");
 753     if (Firmware_ != nil)
 754         distribution = [distribution stringByAppendingString:[NSString stringWithFormat:@"-%@", Firmware_]];
 755
 756     fprintf(file, "deb http://%s/ %s main\n",
 757         [CydiaSource_ UTF8String],
 758         [distribution UTF8String]
 759     );
 760
 761     for (NSString *key in [Sources_ allKeys]) {
 762         NSDictionary *source([Sources_ objectForKey:key]);
 763
 764         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 765
 766         fprintf(file, "%s %s %s%s%s\n",
 767             [[source objectForKey:@"Type"] UTF8String],
 768             [[source objectForKey:@"URI"] UTF8String],
 769             [[source objectForKey:@"Distribution"] UTF8String],
 770             [sections count] == 0 ? "" : " ",
 771             [[sections componentsJoinedByString:@" "] UTF8String]
 772         );
 773     }
 774
 775     fclose(file);
 776 }
 777
 778 /* Display Helpers {{{ */
 779 inline float Interpolate(float begin, float end, float fraction) {
 780     return (end - begin) * fraction + begin;
 781 }
 782
 783 static _finline const char *StripVersion_(const char *version) {
 784     const char *colon(strchr(version, ':'));
 785     return colon == NULL ? version : colon + 1;
 786 }
 787
 788 NSString *LocalizeSection(NSString *section) {
 789     static Pcre title_r("^(.*?) \\((.*)\\)$");
 790     if (title_r(section)) {
 791         NSString *parent(title_r[1]);
 792         NSString *child(title_r[2]);
 793
 794         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 795             LocalizeSection(parent),
 796             LocalizeSection(child)
 797         ];
 798     }
 799
 800     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 801 }
 802
 803 NSString *Simplify(NSString *title) {
 804     const char *data = [title UTF8String];
 805     size_t size = [title length];
 806
 807     static Pcre square_r("^\\[(.*)\\]$");
 808     if (square_r(data, size))
 809         return Simplify(square_r[1]);
 810
 811     static Pcre paren_r("^\\((.*)\\)$");
 812     if (paren_r(data, size))
 813         return Simplify(paren_r[1]);
 814
 815     static Pcre title_r("^(.*?) \\((.*)\\)$");
 816     if (title_r(data, size))
 817         return Simplify(title_r[1]);
 818
 819     return title;
 820 }
 821 /* }}} */
 822
 823 NSString *GetLastUpdate() {
 824     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 825
 826     if (update == nil)
 827         return UCLocalize("NEVER_OR_UNKNOWN");
 828
 829     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 830     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 831
 832     CFRelease(formatter);
 833
 834     return [(NSString *) formatted autorelease];
 835 }
 836
 837 bool isSectionVisible(NSString *section) {
 838     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 839     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 840     return hidden == nil || ![hidden boolValue];
 841 }
 842
 843 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 844     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 845     if (entry == MACH_PORT_NULL)
 846         return nil;
 847
 848     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 849     IOObjectRelease(entry);
 850
 851     if (value == NULL)
 852         return nil;
 853     return [(id) value autorelease];
 854 }
 855
 856 static NSString *CYHex(NSData *data, bool reverse = false) {
 857     if (data == nil)
 858         return nil;
 859
 860     size_t length([data length]);
 861     uint8_t bytes[length];
 862     [data getBytes:bytes];
 863
 864     char string[length * 2 + 1];
 865     for (size_t i(0); i != length; ++i)
 866         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 867
 868     return [NSString stringWithUTF8String:string];
 869 }
 870
 871 @class Cydia;
 872
 873 /* Delegate Prototypes {{{ */
 874 @class Package;
 875 @class Source;
 876 @class CydiaProgressEvent;
 877
 878 @protocol DatabaseDelegate
 879 - (void) repairWithSelector:(SEL)selector;
 880 - (void) setConfigurationData:(NSString *)data;
 881 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 882 @end
 883
 884 @class CYPackageController;
 885
 886 @protocol CydiaDelegate
 887 - (void) returnToCydia;
 888 - (void) saveState;
 889 - (void) retainNetworkActivityIndicator;
 890 - (void) releaseNetworkActivityIndicator;
 891 - (void) clearPackage:(Package *)package;
 892 - (void) installPackage:(Package *)package;
 893 - (void) installPackages:(NSArray *)packages;
 894 - (void) removePackage:(Package *)package;
 895 - (void) beginUpdate;
 896 - (BOOL) updating;
 897 - (void) distUpgrade;
 898 - (void) loadData;
 899 - (void) updateData;
 900 - (void) syncData;
 901 - (void) addSource:(NSDictionary *)source;
 902 - (void) addTrivialSource:(NSString *)href;
 903 - (void) showSettings;
 904 - (UIProgressHUD *) addProgressHUD;
 905 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 906 - (CyteViewController *) pageForPackage:(NSString *)name;
 907 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 908 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 909 @end
 910 /* }}} */
 911
 912 /* Status Delegation {{{ */
 913 class Status :
 914     public pkgAcquireStatus
 915 {
 916   private:
 917     _transient NSObject<ProgressDelegate> *delegate_;
 918     bool cancelled_;
 919
 920   public:
 921     Status() :
 922         delegate_(nil),
 923         cancelled_(false)
 924     {
 925     }
 926
 927     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 928         delegate_ = delegate;
 929     }
 930
 931     NSObject<ProgressDelegate> *getDelegate() const {
 932         return delegate_;
 933     }
 934
 935     virtual bool MediaChange(std::string media, std::string drive) {
 936         return false;
 937     }
 938
 939     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 940         Done(item);
 941     }
 942
 943     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 944         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 945         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 946         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 947     }
 948
 949     virtual void Done(pkgAcquire::ItemDesc &item) {
 950         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 951         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 952         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 953     }
 954
 955     virtual void Fail(pkgAcquire::ItemDesc &item) {
 956         if (
 957             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 958             item.Owner->Status == pkgAcquire::Item::StatDone
 959         )
 960             return;
 961
 962         std::string &error(item.Owner->ErrorText);
 963         if (error.empty())
 964             return;
 965
 966         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 967         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 968     }
 969
 970     virtual bool Pulse(pkgAcquire *Owner) {
 971         bool value = pkgAcquireStatus::Pulse(Owner);
 972
 973         double percent(
 974             double(CurrentBytes + CurrentItems) /
 975             double(TotalBytes + TotalItems)
 976         );
 977
 978         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 979             [NSNumber numberWithDouble:percent], @"Percent",
 980
 981             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 982             [NSNumber numberWithDouble:TotalBytes], @"Total",
 983             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 984         nil] waitUntilDone:YES];
 985
 986         if (value && ![delegate_ isProgressCancelled])
 987             return true;
 988         else {
 989             cancelled_ = true;
 990             return false;
 991         }
 992     }
 993
 994     _finline bool WasCancelled() const {
 995         return cancelled_;
 996     }
 997
 998     virtual void Start() {
 999         pkgAcquireStatus::Start();
1000         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1001     }
1002
1003     virtual void Stop() {
1004         pkgAcquireStatus::Stop();
1005         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1006         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1007     }
1008 };
1009 /* }}} */
1010 /* Database Interface {{{ */
1011 typedef std::map< unsigned long, _H<Source> > SourceMap;
1012
1013 @interface Database : NSObject {
1014     NSZone *zone_;
1015     apr_pool_t *pool_;
1016
1017     unsigned era_;
1018
1019     pkgCacheFile cache_;
1020     pkgDepCache::Policy *policy_;
1021     pkgRecords *records_;
1022     pkgProblemResolver *resolver_;
1023     pkgAcquire *fetcher_;
1024     FileFd *lock_;
1025     SPtr<pkgPackageManager> manager_;
1026     pkgSourceList *list_;
1027
1028     SourceMap sourceMap_;
1029     _H<NSMutableArray> sourceList_;
1030
1031     CFMutableArrayRef packages_;
1032
1033     _transient NSObject<DatabaseDelegate> *delegate_;
1034     _transient NSObject<ProgressDelegate> *progress_;
1035
1036     Status status_;
1037
1038     int cydiafd_;
1039     int statusfd_;
1040     FILE *input_;
1041
1042     std::map<const char *, _H<NSString> > sections_;
1043 }
1044
1045 + (Database *) sharedInstance;
1046 - (unsigned) era;
1047
1048 - (void) _readCydia:(NSNumber *)fd;
1049 - (void) _readStatus:(NSNumber *)fd;
1050 - (void) _readOutput:(NSNumber *)fd;
1051
1052 - (FILE *) input;
1053
1054 - (Package *) packageWithName:(NSString *)name;
1055
1056 - (pkgCacheFile &) cache;
1057 - (pkgDepCache::Policy *) policy;
1058 - (pkgRecords *) records;
1059 - (pkgProblemResolver *) resolver;
1060 - (pkgAcquire &) fetcher;
1061 - (pkgSourceList &) list;
1062 - (NSArray *) packages;
1063 - (NSArray *) sources;
1064 - (Source *) sourceWithKey:(NSString *)key;
1065 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1066
1067 - (void) configure;
1068 - (bool) prepare;
1069 - (void) perform;
1070 - (bool) upgrade;
1071 - (void) update;
1072
1073 - (void) updateWithStatus:(Status &)status;
1074
1075 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1076
1077 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1078 - (NSObject<ProgressDelegate> *) progressDelegate;
1079
1080 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1081
1082 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1083
1084 @end
1085 /* }}} */
1086 /* ProgressEvent Implementation {{{ */
1087 @implementation CydiaProgressEvent
1088
1089 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1090     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1091 }
1092
1093 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1094     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1095     [event setPackage:package];
1096     return event;
1097 }
1098
1099 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1100     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1101
1102     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1103     NSArray *fields([description componentsSeparatedByString:@" "]);
1104     [event setItem:fields];
1105
1106     if ([fields count] > 3) {
1107         [event setPackage:[fields objectAtIndex:2]];
1108         [event setVersion:[fields objectAtIndex:3]];
1109     }
1110
1111     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1112
1113     return event;
1114 }
1115
1116 + (NSArray *) _attributeKeys {
1117     return [NSArray arrayWithObjects:
1118         @"item",
1119         @"message",
1120         @"package",
1121         @"type",
1122         @"url",
1123         @"version",
1124     nil];
1125 }
1126
1127 - (NSArray *) attributeKeys {
1128     return [[self class] _attributeKeys];
1129 }
1130
1131 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1132     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1133 }
1134
1135 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1136     if ((self = [super init]) != nil) {
1137         message_ = message;
1138         type_ = type;
1139     } return self;
1140 }
1141
1142 - (NSString *) message {
1143     return message_;
1144 }
1145
1146 - (NSString *) type {
1147     return type_;
1148 }
1149
1150 - (NSArray *) item {
1151     return (id) item_ ?: [NSNull null];
1152 }
1153
1154 - (void) setItem:(NSArray *)item {
1155     item_ = item;
1156 }
1157
1158 - (NSString *) package {
1159     return (id) package_ ?: [NSNull null];
1160 }
1161
1162 - (void) setPackage:(NSString *)package {
1163     package_ = package;
1164 }
1165
1166 - (NSString *) url {
1167     return (id) url_ ?: [NSNull null];
1168 }
1169
1170 - (void) setURL:(NSString *)url {
1171     url_ = url;
1172 }
1173
1174 - (void) setVersion:(NSString *)version {
1175     version_ = version;
1176 }
1177
1178 - (NSString *) version {
1179     return (id) version_ ?: [NSNull null];
1180 }
1181
1182 - (NSString *) compound:(NSString *)value {
1183     if (value != nil) {
1184         NSString *mode(nil); {
1185             NSString *type([self type]);
1186             if ([type isEqualToString:kCydiaProgressEventTypeError])
1187                 mode = UCLocalize("ERROR");
1188             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1189                 mode = UCLocalize("WARNING");
1190         }
1191
1192         if (mode != nil)
1193             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1194     }
1195
1196     return value;
1197 }
1198
1199 - (NSString *) compoundMessage {
1200     return [self compound:[self message]];
1201 }
1202
1203 - (NSString *) compoundTitle {
1204     NSString *title;
1205
1206     if (package_ == nil)
1207         title = nil;
1208     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1209         title = [package name];
1210     else
1211         title = package_;
1212
1213     return [self compound:title];
1214 }
1215
1216 @end
1217 /* }}} */
1218
1219 // Cytore Definitions {{{
1220 struct PackageValue :
1221     Cytore::Block
1222 {
1223     Cytore::Offset<PackageValue> next_;
1224
1225     uint32_t index_ : 23;
1226     uint32_t subscribed_ : 1;
1227     uint32_t : 8;
1228
1229     int32_t first_;
1230     int32_t last_;
1231
1232     uint16_t vhash_;
1233     uint16_t nhash_;
1234
1235     char version_[8];
1236     char name_[];
1237 };
1238
1239 struct MetaValue :
1240     Cytore::Block
1241 {
1242     uint32_t active_;
1243     Cytore::Offset<PackageValue> packages_[1 << 16];
1244 };
1245
1246 static Cytore::File<MetaValue> MetaFile_;
1247 // }}}
1248 // Cytore Helper Functions {{{
1249 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1250     SplitHash nhash = { hashlittle(name, length) };
1251
1252     PackageValue *metadata;
1253
1254     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1255     offset: if (offset->IsNull()) {
1256         *offset = MetaFile_.New<PackageValue>(length + 1);
1257         metadata = &MetaFile_.Get(*offset);
1258
1259         if (metadata == NULL) {
1260             if (fail != NULL)
1261                 *fail = true;
1262
1263             metadata = new PackageValue();
1264             memset(metadata, 0, sizeof(*metadata));
1265         }
1266
1267         memcpy(metadata->name_, name, length + 1);
1268         metadata->nhash_ = nhash.u16[1];
1269     } else {
1270         metadata = &MetaFile_.Get(*offset);
1271
1272         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1273             offset = &metadata->next_;
1274             goto offset;
1275         }
1276     }
1277
1278     return metadata;
1279 }
1280
1281 static void PackageImport(const void *key, const void *value, void *context) {
1282     bool &fail(*reinterpret_cast<bool *>(context));
1283
1284     char buffer[1024];
1285     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1286         NSLog(@"failed to import package %@", key);
1287         return;
1288     }
1289
1290     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1291     NSDictionary *package((NSDictionary *) value);
1292
1293     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1294         if ([subscribed boolValue] && !metadata->subscribed_)
1295             metadata->subscribed_ = true;
1296
1297     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1298         time_t time([date timeIntervalSince1970]);
1299         if (metadata->first_ > time || metadata->first_ == 0)
1300             metadata->first_ = time;
1301     }
1302
1303     NSDate *date([package objectForKey:@"LastSeen"]);
1304     NSString *version([package objectForKey:@"LastVersion"]);
1305
1306     if (date != nil && version != nil) {
1307         time_t time([date timeIntervalSince1970]);
1308         if (metadata->last_ < time || metadata->last_ == 0)
1309             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1310                 size_t length(strlen(buffer));
1311                 uint16_t vhash(hashlittle(buffer, length));
1312
1313                 size_t capped(std::min<size_t>(8, length));
1314                 char *latest(buffer + length - capped);
1315
1316                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1317                 metadata->vhash_ = vhash;
1318
1319                 metadata->last_ = time;
1320             }
1321     }
1322 }
1323 // }}}
1324
1325 /* Source Class {{{ */
1326 @interface Source : NSObject {
1327     unsigned era_;
1328     Database *database_;
1329     metaIndex *index_;
1330
1331     CYString depiction_;
1332     CYString description_;
1333     CYString label_;
1334     CYString origin_;
1335     CYString support_;
1336
1337     CYString uri_;
1338     CYString distribution_;
1339     CYString type_;
1340     CYString base_;
1341     CYString version_;
1342
1343     _H<NSString> host_;
1344     _H<NSString> authority_;
1345
1346     CYString defaultIcon_;
1347
1348     _H<NSDictionary> record_;
1349     BOOL trusted_;
1350 }
1351
1352 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1353
1354 - (NSComparisonResult) compareByName:(Source *)source;
1355
1356 - (NSString *) depictionForPackage:(NSString *)package;
1357 - (NSString *) supportForPackage:(NSString *)package;
1358
1359 - (NSDictionary *) record;
1360 - (BOOL) trusted;
1361
1362 - (NSString *) rooturi;
1363 - (NSString *) distribution;
1364 - (NSString *) type;
1365
1366 - (NSString *) key;
1367 - (NSString *) host;
1368
1369 - (NSString *) name;
1370 - (NSString *) shortDescription;
1371 - (NSString *) label;
1372 - (NSString *) origin;
1373 - (NSString *) version;
1374
1375 - (NSString *) defaultIcon;
1376 - (NSURL *) iconURL;
1377
1378 @end
1379
1380 @implementation Source
1381
1382 - (void) _clear {
1383     uri_.clear();
1384     distribution_.clear();
1385     type_.clear();
1386
1387     base_.clear();
1388
1389     description_.clear();
1390     label_.clear();
1391     origin_.clear();
1392     depiction_.clear();
1393     support_.clear();
1394     version_.clear();
1395     defaultIcon_.clear();
1396
1397     record_ = nil;
1398     host_ = nil;
1399     authority_ = nil;
1400 }
1401
1402 + (NSString *) webScriptNameForSelector:(SEL)selector {
1403     if (false);
1404     else if (selector == @selector(addSection:))
1405         return @"addSection";
1406     else if (selector == @selector(getField:))
1407         return @"getField";
1408     else if (selector == @selector(removeSection:))
1409         return @"removeSection";
1410     else if (selector == @selector(remove))
1411         return @"remove";
1412     else
1413         return nil;
1414 }
1415
1416 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1417     return [self webScriptNameForSelector:selector] == nil;
1418 }
1419
1420 + (NSArray *) _attributeKeys {
1421     return [NSArray arrayWithObjects:
1422         @"baseuri",
1423         @"distribution",
1424         @"host",
1425         @"key",
1426         @"iconuri",
1427         @"label",
1428         @"name",
1429         @"origin",
1430         @"rooturi",
1431         @"sections",
1432         @"shortDescription",
1433         @"trusted",
1434         @"type",
1435         @"version",
1436     nil];
1437 }
1438
1439 - (NSArray *) attributeKeys {
1440     return [[self class] _attributeKeys];
1441 }
1442
1443 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1444     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1445 }
1446
1447 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1448     [self _clear];
1449
1450     trusted_ = index->IsTrusted();
1451
1452     uri_.set(pool, index->GetURI());
1453     distribution_.set(pool, index->GetDist());
1454     type_.set(pool, index->GetType());
1455
1456     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1457     if (dindex != NULL) {
1458         base_.set(pool, dindex->MetaIndexURI(""));
1459
1460         FileFd fd;
1461         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1462             _error->Discard();
1463         else {
1464             pkgTagFile tags(&fd);
1465
1466             pkgTagSection section;
1467             tags.Step(section);
1468
1469             struct {
1470                 const char *name_;
1471                 CYString *value_;
1472             } names[] = {
1473                 {"default-icon", &defaultIcon_},
1474                 {"depiction", &depiction_},
1475                 {"description", &description_},
1476                 {"label", &label_},
1477                 {"origin", &origin_},
1478                 {"support", &support_},
1479                 {"version", &version_},
1480             };
1481
1482             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1483                 const char *start, *end;
1484
1485                 if (section.Find(names[i].name_, start, end)) {
1486                     CYString &value(*names[i].value_);
1487                     value.set(pool, start, end - start);
1488                 }
1489             }
1490         }
1491     }
1492
1493     record_ = [Sources_ objectForKey:[self key]];
1494
1495     NSURL *url([NSURL URLWithString:uri_]);
1496
1497     host_ = [url host];
1498     if (host_ != nil)
1499         host_ = [host_ lowercaseString];
1500
1501     if (host_ != nil)
1502         authority_ = host_;
1503     else
1504         authority_ = [url path];
1505 }
1506
1507 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1508     if ((self = [super init]) != nil) {
1509         era_ = [database era];
1510         database_ = database;
1511         index_ = index;
1512
1513         [self setMetaIndex:index inPool:pool];
1514     } return self;
1515 }
1516
1517 - (NSString *) getField:(NSString *)name {
1518 @synchronized (database_) {
1519     if ([database_ era] != era_ || index_ == NULL)
1520         return nil;
1521
1522     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1523     if (dindex == NULL)
1524         return nil;
1525
1526     FileFd fd;
1527     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1528          _error->Discard();
1529          return nil;
1530     }
1531
1532     pkgTagFile tags(&fd);
1533
1534     pkgTagSection section;
1535     tags.Step(section);
1536
1537     const char *start, *end;
1538     if (!section.Find([name UTF8String], start, end))
1539         return (NSString *) [NSNull null];
1540
1541     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1542 } }
1543
1544 - (NSComparisonResult) compareByName:(Source *)source {
1545     NSString *lhs = [self name];
1546     NSString *rhs = [source name];
1547
1548     if ([lhs length] != 0 && [rhs length] != 0) {
1549         unichar lhc = [lhs characterAtIndex:0];
1550         unichar rhc = [rhs characterAtIndex:0];
1551
1552         if (isalpha(lhc) && !isalpha(rhc))
1553             return NSOrderedAscending;
1554         else if (!isalpha(lhc) && isalpha(rhc))
1555             return NSOrderedDescending;
1556     }
1557
1558     return [lhs compare:rhs options:LaxCompareOptions_];
1559 }
1560
1561 - (NSString *) depictionForPackage:(NSString *)package {
1562     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1563 }
1564
1565 - (NSString *) supportForPackage:(NSString *)package {
1566     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1567 }
1568
1569 - (NSArray *) sections {
1570     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1571 }
1572
1573 - (void) _addSection:(NSString *)section {
1574     if (record_ == nil)
1575         return;
1576     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1577         if (![sections containsObject:section]) {
1578             [sections addObject:section];
1579             Changed_ = true;
1580         }
1581     } else {
1582         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1583         Changed_ = true;
1584     }
1585 }
1586
1587 - (bool) addSection:(NSString *)section {
1588     if (record_ == nil)
1589         return false;
1590
1591     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1592     return true;
1593 }
1594
1595 - (void) _removeSection:(NSString *)section {
1596     if (record_ == nil)
1597         return;
1598
1599     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1600         if ([sections containsObject:section]) {
1601             [sections removeObject:section];
1602             Changed_ = true;
1603         }
1604 }
1605
1606 - (bool) removeSection:(NSString *)section {
1607     if (record_ == nil)
1608         return false;
1609
1610     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1611     return true;
1612 }
1613
1614 - (void) _remove {
1615     [Sources_ removeObjectForKey:[self key]];
1616     Changed_ = true;
1617 }
1618
1619 - (bool) remove {
1620     bool value(record_ != nil);
1621     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1622     return value;
1623 }
1624
1625 - (NSDictionary *) record {
1626     return record_;
1627 }
1628
1629 - (BOOL) trusted {
1630     return trusted_;
1631 }
1632
1633 - (NSString *) rooturi {
1634     return uri_;
1635 }
1636
1637 - (NSString *) distribution {
1638     return distribution_;
1639 }
1640
1641 - (NSString *) type {
1642     return type_;
1643 }
1644
1645 - (NSString *) baseuri {
1646     return base_.empty() ? nil : (id) base_;
1647 }
1648
1649 - (NSString *) iconuri {
1650     if (NSString *base = [self baseuri])
1651         return [base stringByAppendingString:@"CydiaIcon.png"];
1652
1653     return nil;
1654 }
1655
1656 - (NSURL *) iconURL {
1657     if (NSString *uri = [self iconuri])
1658         return [NSURL URLWithString:uri];
1659     return nil;
1660 }
1661
1662 - (NSString *) key {
1663     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1664 }
1665
1666 - (NSString *) host {
1667     return host_;
1668 }
1669
1670 - (NSString *) name {
1671     return origin_.empty() ? (id) authority_ : origin_;
1672 }
1673
1674 - (NSString *) shortDescription {
1675     return description_;
1676 }
1677
1678 - (NSString *) label {
1679     return label_.empty() ? (id) authority_ : label_;
1680 }
1681
1682 - (NSString *) origin {
1683     return origin_;
1684 }
1685
1686 - (NSString *) version {
1687     return version_;
1688 }
1689
1690 - (NSString *) defaultIcon {
1691     return defaultIcon_;
1692 }
1693
1694 @end
1695 /* }}} */
1696 /* CydiaOperation Class {{{ */
1697 @interface CydiaOperation : NSObject {
1698     _H<NSString> operator_;
1699     _H<NSString> value_;
1700 }
1701
1702 - (NSString *) operator;
1703 - (NSString *) value;
1704
1705 @end
1706
1707 @implementation CydiaOperation
1708
1709 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1710     if ((self = [super init]) != nil) {
1711         operator_ = [NSString stringWithUTF8String:_operator];
1712         value_ = [NSString stringWithUTF8String:value];
1713     } return self;
1714 }
1715
1716 + (NSArray *) _attributeKeys {
1717     return [NSArray arrayWithObjects:
1718         @"operator",
1719         @"value",
1720     nil];
1721 }
1722
1723 - (NSArray *) attributeKeys {
1724     return [[self class] _attributeKeys];
1725 }
1726
1727 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1728     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1729 }
1730
1731 - (NSString *) operator {
1732     return operator_;
1733 }
1734
1735 - (NSString *) value {
1736     return value_;
1737 }
1738
1739 @end
1740 /* }}} */
1741 /* CydiaClause Class {{{ */
1742 @interface CydiaClause : NSObject {
1743     _H<NSString> package_;
1744     _H<CydiaOperation> version_;
1745 }
1746
1747 - (NSString *) package;
1748 - (CydiaOperation *) version;
1749
1750 @end
1751
1752 @implementation CydiaClause
1753
1754 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1755     if ((self = [super init]) != nil) {
1756         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1757
1758         if (const char *version = dep.TargetVer())
1759             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1760         else
1761             version_ = (id) [NSNull null];
1762     } return self;
1763 }
1764
1765 + (NSArray *) _attributeKeys {
1766     return [NSArray arrayWithObjects:
1767         @"package",
1768         @"version",
1769     nil];
1770 }
1771
1772 - (NSArray *) attributeKeys {
1773     return [[self class] _attributeKeys];
1774 }
1775
1776 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1777     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1778 }
1779
1780 - (NSString *) package {
1781     return package_;
1782 }
1783
1784 - (CydiaOperation *) version {
1785     return version_;
1786 }
1787
1788 @end
1789 /* }}} */
1790 /* CydiaRelation Class {{{ */
1791 @interface CydiaRelation : NSObject {
1792     _H<NSString> relationship_;
1793     _H<NSMutableArray> clauses_;
1794 }
1795
1796 - (NSString *) relationship;
1797 - (NSArray *) clauses;
1798
1799 @end
1800
1801 @implementation CydiaRelation
1802
1803 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1804     if ((self = [super init]) != nil) {
1805         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1806         clauses_ = [NSMutableArray arrayWithCapacity:8];
1807
1808         pkgCache::DepIterator start;
1809         pkgCache::DepIterator end;
1810         dep.GlobOr(start, end); // ++dep
1811
1812         _forever {
1813             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1814
1815             // yes, seriously. (wtf?)
1816             if (start == end)
1817                 break;
1818             ++start;
1819         }
1820     } return self;
1821 }
1822
1823 + (NSArray *) _attributeKeys {
1824     return [NSArray arrayWithObjects:
1825         @"clauses",
1826         @"relationship",
1827     nil];
1828 }
1829
1830 - (NSArray *) attributeKeys {
1831     return [[self class] _attributeKeys];
1832 }
1833
1834 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1835     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1836 }
1837
1838 - (NSString *) relationship {
1839     return relationship_;
1840 }
1841
1842 - (NSArray *) clauses {
1843     return clauses_;
1844 }
1845
1846 - (void) addClause:(CydiaClause *)clause {
1847     [clauses_ addObject:clause];
1848 }
1849
1850 @end
1851 /* }}} */
1852 /* Package Class {{{ */
1853 struct ParsedPackage {
1854     CYString md5sum_;
1855     CYString tagline_;
1856
1857     CYString architecture_;
1858     CYString icon_;
1859
1860     CYString depiction_;
1861     CYString homepage_;
1862
1863     CYString sponsor_;
1864     CYString author_;
1865
1866     CYString bugs_;
1867     CYString support_;
1868 };
1869
1870 @interface Package : NSObject {
1871     uint32_t era_ : 25;
1872     uint32_t role_ : 3;
1873     uint32_t essential_ : 1;
1874     uint32_t obsolete_ : 1;
1875     uint32_t ignored_ : 1;
1876     uint32_t pooled_ : 1;
1877
1878     apr_pool_t *pool_;
1879
1880     uint32_t rank_;
1881
1882     _transient Database *database_;
1883
1884     pkgCache::VerIterator version_;
1885     pkgCache::PkgIterator iterator_;
1886     pkgCache::VerFileIterator file_;
1887
1888     CYString id_;
1889     CYString name_;
1890
1891     CYString latest_;
1892     CYString installed_;
1893
1894     const char *section_;
1895     _transient NSString *section$_;
1896
1897     _H<Source> source_;
1898
1899     PackageValue *metadata_;
1900     ParsedPackage *parsed_;
1901
1902     _H<NSMutableArray> tags_;
1903 }
1904
1905 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1906 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1907
1908 - (pkgCache::PkgIterator) iterator;
1909 - (void) parse;
1910
1911 - (NSString *) section;
1912 - (NSString *) simpleSection;
1913
1914 - (NSString *) longSection;
1915 - (NSString *) shortSection;
1916
1917 - (NSString *) uri;
1918
1919 - (MIMEAddress *) maintainer;
1920 - (size_t) size;
1921 - (NSString *) longDescription;
1922 - (NSString *) shortDescription;
1923 - (unichar) index;
1924
1925 - (PackageValue *) metadata;
1926 - (time_t) seen;
1927
1928 - (bool) subscribed;
1929 - (bool) setSubscribed:(bool)subscribed;
1930
1931 - (BOOL) ignored;
1932
1933 - (NSString *) latest;
1934 - (NSString *) installed;
1935 - (BOOL) uninstalled;
1936
1937 - (BOOL) valid;
1938 - (BOOL) upgradableAndEssential:(BOOL)essential;
1939 - (BOOL) essential;
1940 - (BOOL) broken;
1941 - (BOOL) unfiltered;
1942 - (BOOL) visible;
1943
1944 - (BOOL) half;
1945 - (BOOL) halfConfigured;
1946 - (BOOL) halfInstalled;
1947 - (BOOL) hasMode;
1948 - (NSString *) mode;
1949
1950 - (NSString *) id;
1951 - (NSString *) name;
1952 - (UIImage *) icon;
1953 - (NSString *) homepage;
1954 - (NSString *) depiction;
1955 - (MIMEAddress *) author;
1956
1957 - (NSString *) support;
1958
1959 - (NSArray *) files;
1960 - (NSArray *) warnings;
1961 - (NSArray *) applications;
1962
1963 - (Source *) source;
1964
1965 - (uint32_t) rank;
1966 - (BOOL) matches:(NSArray *)query;
1967
1968 - (bool) hasSupportingRole;
1969 - (BOOL) hasTag:(NSString *)tag;
1970 - (NSString *) primaryPurpose;
1971 - (NSArray *) purposes;
1972 - (bool) isCommercial;
1973
1974 - (void) setIndex:(size_t)index;
1975
1976 - (CYString &) cyname;
1977
1978 - (uint32_t) compareBySection:(NSArray *)sections;
1979
1980 - (void) install;
1981 - (void) remove;
1982
1983 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1984 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1985 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1986 - (bool) isVisibleInSection:(NSString *)section;
1987 - (bool) isVisibleInSource:(Source *)source;
1988
1989 @end
1990
1991 uint32_t PackageChangesRadix(Package *self, void *) {
1992     union {
1993         uint32_t key;
1994
1995         struct {
1996             uint32_t timestamp : 30;
1997             uint32_t ignored : 1;
1998             uint32_t upgradable : 1;
1999         } bits;
2000     } value;
2001
2002     bool upgradable([self upgradableAndEssential:YES]);
2003     value.bits.upgradable = upgradable ? 1 : 0;
2004
2005     if (upgradable) {
2006         value.bits.timestamp = 0;
2007         value.bits.ignored = [self ignored] ? 0 : 1;
2008         value.bits.upgradable = 1;
2009     } else {
2010         value.bits.timestamp = [self seen] >> 2;
2011         value.bits.ignored = 0;
2012         value.bits.upgradable = 0;
2013     }
2014
2015     return _not(uint32_t) - value.key;
2016 }
2017
2018 uint32_t PackagePrefixRadix(Package *self, void *context) {
2019     size_t offset(reinterpret_cast<size_t>(context));
2020     CYString &name([self cyname]);
2021
2022     size_t size(name.size());
2023     if (size == 0)
2024         return 0;
2025     char *text(name.data());
2026
2027     size_t zeros;
2028     if (!isdigit(text[0]))
2029         zeros = 0;
2030     else {
2031         size_t digits(1);
2032         while (size != digits && isdigit(text[digits]))
2033             if (++digits == 4)
2034                 break;
2035         zeros = 4 - digits;
2036     }
2037
2038     uint8_t data[4];
2039
2040     if (offset == 0 && zeros != 0) {
2041         memset(data, '0', zeros);
2042         memcpy(data + zeros, text, 4 - zeros);
2043     } else {
2044         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2045         if (size <= offset - zeros)
2046             return 0;
2047
2048         text += offset - zeros;
2049         size -= offset - zeros;
2050
2051         if (size >= 4)
2052             memcpy(data, text, 4);
2053         else {
2054             memcpy(data, text, size);
2055             memset(data + size, 0, 4 - size);
2056         }
2057
2058         for (size_t i(0); i != 4; ++i)
2059             if (isalpha(data[i]))
2060                 data[i] |= 0x20;
2061     }
2062
2063     if (offset == 0)
2064         if (data[0] == '@')
2065             data[0] = 0x7f;
2066         else
2067             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2068
2069     /* XXX: ntohl may be more honest */
2070     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2071 }
2072
2073 CYString &(*PackageName)(Package *self, SEL sel);
2074
2075 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2076     _profile(PackageNameCompare)
2077         CYString &lhi(PackageName(lhs, @selector(cyname)));
2078         CYString &rhi(PackageName(rhs, @selector(cyname)));
2079         CFStringRef lhn(lhi), rhn(rhi);
2080
2081         if (lhn == NULL)
2082             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2083         else if (rhn == NULL)
2084             return NSOrderedDescending;
2085
2086         _profile(PackageNameCompare$NumbersLast)
2087             if (!lhi.empty() && !rhi.empty()) {
2088                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2089                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2090                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2091                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2092                     return lha ? NSOrderedAscending : NSOrderedDescending;
2093             }
2094         _end
2095
2096         CFIndex length = CFStringGetLength(lhn);
2097
2098         _profile(PackageNameCompare$Compare)
2099             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2100         _end
2101     _end
2102 }
2103
2104 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2105     return PackageNameCompare(*lhs, *rhs, context);
2106 }
2107
2108 struct PackageNameOrdering :
2109     std::binary_function<Package *, Package *, bool>
2110 {
2111     _finline bool operator ()(Package *lhs, Package *rhs) const {
2112         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2113     }
2114 };
2115
2116 @implementation Package
2117
2118 - (NSString *) description {
2119     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2120 }
2121
2122 - (void) dealloc {
2123     if (!pooled_)
2124         apr_pool_destroy(pool_);
2125     if (parsed_ != NULL)
2126         delete parsed_;
2127     [super dealloc];
2128 }
2129
2130 + (NSString *) webScriptNameForSelector:(SEL)selector {
2131     if (false);
2132     else if (selector == @selector(clear))
2133         return @"clear";
2134     else if (selector == @selector(getField:))
2135         return @"getField";
2136     else if (selector == @selector(hasTag:))
2137         return @"hasTag";
2138     else if (selector == @selector(install))
2139         return @"install";
2140     else if (selector == @selector(remove))
2141         return @"remove";
2142     else
2143         return nil;
2144 }
2145
2146 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2147     return [self webScriptNameForSelector:selector] == nil;
2148 }
2149
2150 + (NSArray *) _attributeKeys {
2151     return [NSArray arrayWithObjects:
2152         @"applications",
2153         @"architecture",
2154         @"author",
2155         @"depiction",
2156         @"essential",
2157         @"homepage",
2158         @"icon",
2159         @"id",
2160         @"installed",
2161         @"latest",
2162         @"longDescription",
2163         @"longSection",
2164         @"maintainer",
2165         @"md5sum",
2166         @"mode",
2167         @"name",
2168         @"purposes",
2169         @"relations",
2170         @"section",
2171         @"selection",
2172         @"shortDescription",
2173         @"shortSection",
2174         @"simpleSection",
2175         @"size",
2176         @"source",
2177         @"sponsor",
2178         @"state",
2179         @"support",
2180         @"tags",
2181         @"warnings",
2182     nil];
2183 }
2184
2185 - (NSArray *) attributeKeys {
2186     return [[self class] _attributeKeys];
2187 }
2188
2189 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2190     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2191 }
2192
2193 - (NSArray *) relations {
2194 @synchronized (database_) {
2195     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2196     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2197         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2198     return relations;
2199 } }
2200
2201 - (NSString *) architecture {
2202     [self parse];
2203 @synchronized (database_) {
2204     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2205 } }
2206
2207 - (NSString *) getField:(NSString *)name {
2208 @synchronized (database_) {
2209     if ([database_ era] != era_ || file_.end())
2210         return nil;
2211
2212     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2213
2214     const char *start, *end;
2215     if (!parser.Find([name UTF8String], start, end))
2216         return (NSString *) [NSNull null];
2217
2218     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2219 } }
2220
2221 - (void) parse {
2222     if (parsed_ != NULL)
2223         return;
2224 @synchronized (database_) {
2225     if ([database_ era] != era_ || file_.end())
2226         return;
2227
2228     ParsedPackage *parsed(new ParsedPackage);
2229     parsed_ = parsed;
2230
2231     _profile(Package$parse)
2232         pkgRecords::Parser *parser;
2233
2234         _profile(Package$parse$Lookup)
2235             parser = &[database_ records]->Lookup(file_);
2236         _end
2237
2238         CYString website;
2239
2240         _profile(Package$parse$Find)
2241             struct {
2242                 const char *name_;
2243                 CYString *value_;
2244             } names[] = {
2245                 {"architecture", &parsed->architecture_},
2246                 {"icon", &parsed->icon_},
2247                 {"depiction", &parsed->depiction_},
2248                 {"homepage", &parsed->homepage_},
2249                 {"website", &website},
2250                 {"bugs", &parsed->bugs_},
2251                 {"support", &parsed->support_},
2252                 {"sponsor", &parsed->sponsor_},
2253                 {"author", &parsed->author_},
2254                 {"md5sum", &parsed->md5sum_},
2255             };
2256
2257             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2258                 const char *start, *end;
2259
2260                 if (parser->Find(names[i].name_, start, end)) {
2261                     CYString &value(*names[i].value_);
2262                     _profile(Package$parse$Value)
2263                         value.set(pool_, start, end - start);
2264                     _end
2265                 }
2266             }
2267         _end
2268
2269         _profile(Package$parse$Tagline)
2270             const char *start, *end;
2271             if (parser->ShortDesc(start, end)) {
2272                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2273                 if (stop == NULL)
2274                     stop = end;
2275                 while (stop != start && stop[-1] == '\r')
2276                     --stop;
2277                 parsed->tagline_.set(pool_, start, stop - start);
2278             }
2279         _end
2280
2281         _profile(Package$parse$Retain)
2282             if (parsed->homepage_.empty())
2283                 parsed->homepage_ = website;
2284             if (parsed->homepage_ == parsed->depiction_)
2285                 parsed->homepage_.clear();
2286         _end
2287     _end
2288 } }
2289
2290 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2291     if ((self = [super init]) != nil) {
2292     _profile(Package$initWithVersion)
2293         if (pool == NULL)
2294             apr_pool_create(&pool_, NULL);
2295         else {
2296             pool_ = pool;
2297             pooled_ = true;
2298         }
2299
2300         database_ = database;
2301         era_ = [database era];
2302
2303         version_ = version;
2304
2305         pkgCache::PkgIterator iterator(version.ParentPkg());
2306         iterator_ = iterator;
2307
2308         _profile(Package$initWithVersion$Version)
2309             if (!version_.end())
2310                 file_ = version_.FileList();
2311             else {
2312                 pkgCache &cache([database_ cache]);
2313                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2314             }
2315         _end
2316
2317         _profile(Package$initWithVersion$Cache)
2318             name_.set(NULL, iterator.Display());
2319
2320             latest_.set(NULL, StripVersion_(version_.VerStr()));
2321
2322             pkgCache::VerIterator current(iterator.CurrentVer());
2323             if (!current.end())
2324                 installed_.set(NULL, StripVersion_(current.VerStr()));
2325         _end
2326
2327         _profile(Package$initWithVersion$Tags)
2328             pkgCache::TagIterator tag(iterator.TagList());
2329             if (!tag.end()) {
2330                 tags_ = [NSMutableArray arrayWithCapacity:8];
2331                 do {
2332                     const char *name(tag.Name());
2333                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2334
2335                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2336                         if (strcmp(name + 6, "enduser") == 0)
2337                             role_ = 1;
2338                         else if (strcmp(name + 6, "hacker") == 0)
2339                             role_ = 2;
2340                         else if (strcmp(name + 6, "developer") == 0)
2341                             role_ = 3;
2342                         else if (strcmp(name + 6, "cydia") == 0)
2343                             role_ = 7;
2344                         else
2345                             role_ = 4;
2346                     }
2347
2348                     if (strncmp(name, "cydia::", 7) == 0) {
2349                         if (strcmp(name + 7, "essential") == 0)
2350                             essential_ = true;
2351                         else if (strcmp(name + 7, "obsolete") == 0)
2352                             obsolete_ = true;
2353                     }
2354
2355                     ++tag;
2356                 } while (!tag.end());
2357             }
2358         _end
2359
2360         _profile(Package$initWithVersion$Metadata)
2361             const char *mixed(iterator.Name());
2362             size_t size(strlen(mixed));
2363             char lower[size + 1];
2364
2365             for (size_t i(0); i != size; ++i)
2366                 lower[i] = mixed[i] | 0x20;
2367             lower[size] = '\0';
2368
2369             PackageValue *metadata(PackageFind(lower, size));
2370             metadata_ = metadata;
2371
2372             id_.set(NULL, metadata->name_, size);
2373
2374             const char *latest(version_.VerStr());
2375             size_t length(strlen(latest));
2376
2377             uint16_t vhash(hashlittle(latest, length));
2378
2379             size_t capped(std::min<size_t>(8, length));
2380             latest = latest + length - capped;
2381
2382             if (metadata->first_ == 0)
2383                 metadata->first_ = now_;
2384
2385             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2386                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2387                 metadata->vhash_ = vhash;
2388                 metadata->last_ = now_;
2389             } else if (metadata->last_ == 0)
2390                 metadata->last_ = metadata->first_;
2391         _end
2392
2393         _profile(Package$initWithVersion$Section)
2394             section_ = iterator.Section();
2395         _end
2396
2397         _profile(Package$initWithVersion$Flags)
2398             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2399             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2400         _end
2401     _end } return self;
2402 }
2403
2404 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2405     pkgCache::VerIterator version;
2406
2407     _profile(Package$packageWithIterator$GetCandidateVer)
2408         version = [database policy]->GetCandidateVer(iterator);
2409     _end
2410
2411     if (version.end())
2412         return nil;
2413
2414     Package *package;
2415
2416     _profile(Package$packageWithIterator$Allocate)
2417         package = [Package allocWithZone:zone];
2418     _end
2419
2420     _profile(Package$packageWithIterator$Initialize)
2421         package = [package
2422             initWithVersion:version
2423             withZone:zone
2424             inPool:pool
2425             database:database
2426         ];
2427     _end
2428
2429     _profile(Package$packageWithIterator$Autorelease)
2430         package = [package autorelease];
2431     _end
2432
2433     return package;
2434 }
2435
2436 - (pkgCache::PkgIterator) iterator {
2437     return iterator_;
2438 }
2439
2440 - (NSString *) section {
2441     if (section$_ == nil) {
2442         if (section_ == NULL)
2443             return nil;
2444
2445         _profile(Package$section$mappedSectionForPointer)
2446             section$_ = [database_ mappedSectionForPointer:section_];
2447         _end
2448     } return section$_;
2449 }
2450
2451 - (NSString *) simpleSection {
2452     if (NSString *section = [self section])
2453         return Simplify(section);
2454     else
2455         return nil;
2456 }
2457
2458 - (NSString *) longSection {
2459     return LocalizeSection([self section]);
2460 }
2461
2462 - (NSString *) shortSection {
2463     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2464 }
2465
2466 - (NSString *) uri {
2467     return nil;
2468 #if 0
2469     pkgIndexFile *index;
2470     pkgCache::PkgFileIterator file(file_.File());
2471     if (![database_ list].FindIndex(file, index))
2472         return nil;
2473     return [NSString stringWithUTF8String:iterator_->Path];
2474     //return [NSString stringWithUTF8String:file.Site()];
2475     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2476 #endif
2477 }
2478
2479 - (MIMEAddress *) maintainer {
2480 @synchronized (database_) {
2481     if ([database_ era] != era_ || file_.end())
2482         return nil;
2483
2484     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2485     const std::string &maintainer(parser->Maintainer());
2486     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2487 } }
2488
2489 - (NSString *) md5sum {
2490     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2491 }
2492
2493 - (size_t) size {
2494 @synchronized (database_) {
2495     if ([database_ era] != era_ || version_.end())
2496         return 0;
2497
2498     return version_->InstalledSize;
2499 } }
2500
2501 - (NSString *) longDescription {
2502 @synchronized (database_) {
2503     if ([database_ era] != era_ || file_.end())
2504         return nil;
2505
2506     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2507     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2508
2509     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2510     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2511     if ([lines count] < 2)
2512         return nil;
2513
2514     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2515     for (size_t i(1), e([lines count]); i != e; ++i) {
2516         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2517         [trimmed addObject:trim];
2518     }
2519
2520     return [trimmed componentsJoinedByString:@"\n"];
2521 } }
2522
2523 - (NSString *) shortDescription {
2524     if (parsed_ != NULL)
2525         return static_cast<NSString *>(parsed_->tagline_);
2526
2527 @synchronized (database_) {
2528     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2529
2530     const char *start, *end;
2531     if (!parser.ShortDesc(start, end))
2532         return nil;
2533
2534     if (end - start > 200)
2535         end = start + 200;
2536
2537     /*
2538     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2539         end = stop;
2540
2541     while (end != start && end[-1] == '\r')
2542         --end;
2543     */
2544
2545     return [(id) CYStringCreate(start, end - start) autorelease];
2546 } }
2547
2548 - (unichar) index {
2549     _profile(Package$index)
2550         CFStringRef name((CFStringRef) [self name]);
2551         if (CFStringGetLength(name) == 0)
2552             return '#';
2553         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2554         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2555             return '#';
2556         return toupper(character);
2557     _end
2558 }
2559
2560 - (PackageValue *) metadata {
2561     return metadata_;
2562 }
2563
2564 - (time_t) seen {
2565     PackageValue *metadata([self metadata]);
2566     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2567 }
2568
2569 - (bool) subscribed {
2570     return [self metadata]->subscribed_;
2571 }
2572
2573 - (bool) setSubscribed:(bool)subscribed {
2574     PackageValue *metadata([self metadata]);
2575     if (metadata->subscribed_ == subscribed)
2576         return false;
2577     metadata->subscribed_ = subscribed;
2578     return true;
2579 }
2580
2581 - (BOOL) ignored {
2582     return ignored_;
2583 }
2584
2585 - (NSString *) latest {
2586     return latest_;
2587 }
2588
2589 - (NSString *) installed {
2590     return installed_;
2591 }
2592
2593 - (BOOL) uninstalled {
2594     return installed_.empty();
2595 }
2596
2597 - (BOOL) valid {
2598     return !version_.end();
2599 }
2600
2601 - (BOOL) upgradableAndEssential:(BOOL)essential {
2602     _profile(Package$upgradableAndEssential)
2603         pkgCache::VerIterator current(iterator_.CurrentVer());
2604         if (current.end())
2605             return essential && essential_;
2606         else
2607             return !version_.end() && version_ != current;
2608     _end
2609 }
2610
2611 - (BOOL) essential {
2612     return essential_;
2613 }
2614
2615 - (BOOL) broken {
2616     return [database_ cache][iterator_].InstBroken();
2617 }
2618
2619 - (BOOL) unfiltered {
2620     _profile(Package$unfiltered$obsolete)
2621         if (_unlikely(obsolete_))
2622             return false;
2623     _end
2624
2625     _profile(Package$unfiltered$hasSupportingRole)
2626         if (_unlikely(![self hasSupportingRole]))
2627             return false;
2628     _end
2629
2630     return true;
2631 }
2632
2633 - (BOOL) visible {
2634     if (![self unfiltered])
2635         return false;
2636
2637     NSString *section;
2638
2639     _profile(Package$visible$section)
2640         section = [self section];
2641     _end
2642
2643     _profile(Package$visible$isSectionVisible)
2644         if (!isSectionVisible(section))
2645             return false;
2646     _end
2647
2648     return true;
2649 }
2650
2651 - (BOOL) half {
2652     unsigned char current(iterator_->CurrentState);
2653     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2654 }
2655
2656 - (BOOL) halfConfigured {
2657     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2658 }
2659
2660 - (BOOL) halfInstalled {
2661     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2662 }
2663
2664 - (BOOL) hasMode {
2665     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2666     return state.Mode != pkgDepCache::ModeKeep;
2667 }
2668
2669 - (NSString *) mode {
2670     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2671
2672     switch (state.Mode) {
2673         case pkgDepCache::ModeDelete:
2674             if ((state.iFlags & pkgDepCache::Purge) != 0)
2675                 return @"PURGE";
2676             else
2677                 return @"REMOVE";
2678         case pkgDepCache::ModeKeep:
2679             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2680                 return @"REINSTALL";
2681             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2682                 return nil;*/
2683             else
2684                 return nil;
2685         case pkgDepCache::ModeInstall:
2686             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2687                 return @"REINSTALL";
2688             else*/ switch (state.Status) {
2689                 case -1:
2690                     return @"DOWNGRADE";
2691                 case 0:
2692                     return @"INSTALL";
2693                 case 1:
2694                     return @"UPGRADE";
2695                 case 2:
2696                     return @"NEW_INSTALL";
2697                 _nodefault
2698             }
2699         _nodefault
2700     }
2701 }
2702
2703 - (NSString *) id {
2704     return id_;
2705 }
2706
2707 - (NSString *) name {
2708     return name_.empty() ? id_ : name_;
2709 }
2710
2711 - (UIImage *) icon {
2712     NSString *section = [self simpleSection];
2713
2714     UIImage *icon(nil);
2715     if (parsed_ != NULL)
2716         if (NSString *href = parsed_->icon_)
2717             if ([href hasPrefix:@"file:///"])
2718                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2719     if (icon == nil) if (section != nil)
2720         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2721     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2722         if ([dicon hasPrefix:@"file:///"])
2723             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2724     if (icon == nil)
2725         icon = [UIImage applicationImageNamed:@"unknown.png"];
2726     return icon;
2727 }
2728
2729 - (NSString *) homepage {
2730     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2731 }
2732
2733 - (NSString *) depiction {
2734     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2735 }
2736
2737 - (MIMEAddress *) sponsor {
2738     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2739 }
2740
2741 - (MIMEAddress *) author {
2742     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2743 }
2744
2745 - (NSString *) support {
2746     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2747 }
2748
2749 - (NSArray *) files {
2750     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2751     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2752
2753     std::ifstream fin;
2754     fin.open([path UTF8String]);
2755     if (!fin.is_open())
2756         return nil;
2757
2758     std::string line;
2759     while (std::getline(fin, line))
2760         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2761
2762     return files;
2763 }
2764
2765 - (NSString *) state {
2766 @synchronized (database_) {
2767     if ([database_ era] != era_ || file_.end())
2768         return nil;
2769
2770     switch (iterator_->CurrentState) {
2771         case pkgCache::State::NotInstalled:
2772             return @"NotInstalled";
2773         case pkgCache::State::UnPacked:
2774             return @"UnPacked";
2775         case pkgCache::State::HalfConfigured:
2776             return @"HalfConfigured";
2777         case pkgCache::State::HalfInstalled:
2778             return @"HalfInstalled";
2779         case pkgCache::State::ConfigFiles:
2780             return @"ConfigFiles";
2781         case pkgCache::State::Installed:
2782             return @"Installed";
2783         case pkgCache::State::TriggersAwaited:
2784             return @"TriggersAwaited";
2785         case pkgCache::State::TriggersPending:
2786             return @"TriggersPending";
2787     }
2788
2789     return (NSString *) [NSNull null];
2790 } }
2791
2792 - (NSString *) selection {
2793 @synchronized (database_) {
2794     if ([database_ era] != era_ || file_.end())
2795         return nil;
2796
2797     switch (iterator_->SelectedState) {
2798         case pkgCache::State::Unknown:
2799             return @"Unknown";
2800         case pkgCache::State::Install:
2801             return @"Install";
2802         case pkgCache::State::Hold:
2803             return @"Hold";
2804         case pkgCache::State::DeInstall:
2805             return @"DeInstall";
2806         case pkgCache::State::Purge:
2807             return @"Purge";
2808     }
2809
2810     return (NSString *) [NSNull null];
2811 } }
2812
2813 - (NSArray *) warnings {
2814     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2815     const char *name(iterator_.Name());
2816
2817     size_t length(strlen(name));
2818     if (length < 2) invalid:
2819         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2820     else for (size_t i(0); i != length; ++i)
2821         if (
2822             /* XXX: technically this is not allowed */
2823             (name[i] < 'A' || name[i] > 'Z') &&
2824             (name[i] < 'a' || name[i] > 'z') &&
2825             (name[i] < '0' || name[i] > '9') &&
2826             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2827         ) goto invalid;
2828
2829     if (strcmp(name, "cydia") != 0) {
2830         bool cydia = false;
2831         bool user = false;
2832         bool _private = false;
2833         bool stash = false;
2834
2835         bool repository = [[self section] isEqualToString:@"Repositories"];
2836
2837         if (NSArray *files = [self files])
2838             for (NSString *file in files)
2839                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2840                     cydia = true;
2841                 else if (!user && [file isEqualToString:@"/User"])
2842                     user = true;
2843                 else if (!_private && [file isEqualToString:@"/private"])
2844                     _private = true;
2845                 else if (!stash && [file isEqualToString:@"/var/stash"])
2846                     stash = true;
2847
2848         /* XXX: this is not sensitive enough. only some folders are valid. */
2849         if (cydia && !repository)
2850             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2851         if (user)
2852             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2853         if (_private)
2854             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2855         if (stash)
2856             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2857     }
2858
2859     return [warnings count] == 0 ? nil : warnings;
2860 }
2861
2862 - (NSArray *) applications {
2863     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2864
2865     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2866
2867     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2868     if (NSArray *files = [self files])
2869         for (NSString *file in files)
2870             if (application_r(file)) {
2871                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2872                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2873                 if ([id isEqualToString:me])
2874                     continue;
2875
2876                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2877                 if (display == nil)
2878                     display = application_r[1];
2879
2880                 NSString *bundle([file stringByDeletingLastPathComponent]);
2881                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2882                 if (icon == nil || [icon length] == 0)
2883                     icon = @"icon.png";
2884                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2885
2886                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2887                 [applications addObject:application];
2888
2889                 [application addObject:id];
2890                 [application addObject:display];
2891                 [application addObject:url];
2892             }
2893
2894     return [applications count] == 0 ? nil : applications;
2895 }
2896
2897 - (Source *) source {
2898     if (source_ == nil) {
2899         @synchronized (database_) {
2900             if ([database_ era] != era_ || file_.end())
2901                 source_ = (Source *) [NSNull null];
2902             else
2903                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2904         }
2905     }
2906
2907     return source_ == (Source *) [NSNull null] ? nil : source_;
2908 }
2909
2910 - (uint32_t) rank {
2911     return rank_;
2912 }
2913
2914 - (BOOL) matches:(NSArray *)query {
2915     if (query == nil || [query count] == 0)
2916         return NO;
2917
2918     rank_ = 0;
2919
2920     NSString *string;
2921     NSRange range;
2922     NSUInteger length;
2923
2924     string = [self name];
2925     length = [string length];
2926
2927     for (NSString *term in query) {
2928         range = [string rangeOfString:term options:MatchCompareOptions_];
2929         if (range.location != NSNotFound)
2930             rank_ -= 6 * 1000000 / length;
2931     }
2932
2933     if (rank_ == 0) {
2934         string = [self id];
2935         length = [string length];
2936
2937         for (NSString *term in query) {
2938             range = [string rangeOfString:term options:MatchCompareOptions_];
2939             if (range.location != NSNotFound)
2940                 rank_ -= 6 * 1000000 / length;
2941         }
2942     }
2943
2944     string = [self shortDescription];
2945     length = [string length];
2946     NSUInteger stop(std::min<NSUInteger>(length, 200));
2947
2948     for (NSString *term in query) {
2949         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2950         if (range.location != NSNotFound)
2951             rank_ -= 2 * 100000;
2952     }
2953
2954     return rank_ != 0;
2955 }
2956
2957 - (bool) hasSupportingRole {
2958     if (role_ == 0)
2959         return true;
2960     if (role_ == 1)
2961         return true;
2962     if ([Role_ isEqualToString:@"User"])
2963         return false;
2964     if (role_ == 2)
2965         return true;
2966     if ([Role_ isEqualToString:@"Hacker"])
2967         return false;
2968     if (role_ == 3)
2969         return true;
2970     if ([Role_ isEqualToString:@"Developer"])
2971         return false;
2972     _assert(false);
2973 }
2974
2975 - (NSArray *) tags {
2976     return tags_;
2977 }
2978
2979 - (BOOL) hasTag:(NSString *)tag {
2980     return tags_ == nil ? NO : [tags_ containsObject:tag];
2981 }
2982
2983 - (NSString *) primaryPurpose {
2984     for (NSString *tag in (NSArray *) tags_)
2985         if ([tag hasPrefix:@"purpose::"])
2986             return [tag substringFromIndex:9];
2987     return nil;
2988 }
2989
2990 - (NSArray *) purposes {
2991     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2992     for (NSString *tag in (NSArray *) tags_)
2993         if ([tag hasPrefix:@"purpose::"])
2994             [purposes addObject:[tag substringFromIndex:9]];
2995     return [purposes count] == 0 ? nil : purposes;
2996 }
2997
2998 - (bool) isCommercial {
2999     return [self hasTag:@"cydia::commercial"];
3000 }
3001
3002 - (void) setIndex:(size_t)index {
3003     if (metadata_->index_ != index)
3004         metadata_->index_ = index;
3005 }
3006
3007 - (CYString &) cyname {
3008     return name_.empty() ? id_ : name_;
3009 }
3010
3011 - (uint32_t) compareBySection:(NSArray *)sections {
3012     NSString *section([self section]);
3013     for (size_t i(0), e([sections count]); i != e; ++i) {
3014         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3015             return i;
3016     }
3017
3018     return _not(uint32_t);
3019 }
3020
3021 - (void) clear {
3022 @synchronized (database_) {
3023     pkgProblemResolver *resolver = [database_ resolver];
3024     resolver->Clear(iterator_);
3025
3026     pkgCacheFile &cache([database_ cache]);
3027     cache->SetReInstall(iterator_, false);
3028     cache->MarkKeep(iterator_, false);
3029 } }
3030
3031 - (void) install {
3032 @synchronized (database_) {
3033     pkgProblemResolver *resolver = [database_ resolver];
3034     resolver->Clear(iterator_);
3035     resolver->Protect(iterator_);
3036
3037     pkgCacheFile &cache([database_ cache]);
3038     cache->SetReInstall(iterator_, false);
3039     cache->MarkInstall(iterator_, false);
3040
3041     pkgDepCache::StateCache &state((*cache)[iterator_]);
3042     if (!state.Install())
3043         cache->SetReInstall(iterator_, true);
3044 } }
3045
3046 - (void) remove {
3047 @synchronized (database_) {
3048     pkgProblemResolver *resolver = [database_ resolver];
3049     resolver->Clear(iterator_);
3050     resolver->Remove(iterator_);
3051     resolver->Protect(iterator_);
3052
3053     pkgCacheFile &cache([database_ cache]);
3054     cache->SetReInstall(iterator_, false);
3055     cache->MarkDelete(iterator_, true);
3056 } }
3057
3058 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3059     _profile(Package$isUnfilteredAndSearchedForBy)
3060         bool value(true);
3061
3062         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3063             value &= [self unfiltered];
3064         _end
3065
3066         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3067             value &= [self matches:query];
3068         _end
3069
3070         return value;
3071     _end
3072 }
3073
3074 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3075     if ([search length] == 0)
3076         return false;
3077
3078     _profile(Package$isUnfilteredAndSelectedForBy)
3079         bool value(true);
3080
3081         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3082             value &= [self unfiltered];
3083         _end
3084
3085         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3086             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3087         _end
3088
3089         return value;
3090     _end
3091 }
3092
3093 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3094     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3095 }
3096
3097 - (bool) isVisibleInSection:(NSString *)name {
3098     NSString *section([self section]);
3099
3100     return (
3101         name == nil ||
3102         section == nil && [name length] == 0 ||
3103         [name isEqualToString:section]
3104     ) && [self visible];
3105 }
3106
3107 - (bool) isVisibleInSource:(Source *)source {
3108     return [self source] == source && [self visible];
3109 }
3110
3111 @end
3112 /* }}} */
3113 /* Section Class {{{ */
3114 @interface Section : NSObject {
3115     _H<NSString> name_;
3116     unichar index_;
3117     size_t row_;
3118     size_t count_;
3119     _H<NSString> localized_;
3120 }
3121
3122 - (NSComparisonResult) compareByLocalized:(Section *)section;
3123 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3124 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3125 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3126 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3127 - (NSString *) name;
3128 - (unichar) index;
3129
3130 - (size_t) row;
3131 - (size_t) count;
3132
3133 - (void) addToRow;
3134 - (void) addToCount;
3135
3136 - (void) setCount:(size_t)count;
3137 - (NSString *) localized;
3138
3139 @end
3140
3141 @implementation Section
3142
3143 - (NSComparisonResult) compareByLocalized:(Section *)section {
3144     NSString *lhs(localized_);
3145     NSString *rhs([section localized]);
3146
3147     /*if ([lhs length] != 0 && [rhs length] != 0) {
3148         unichar lhc = [lhs characterAtIndex:0];
3149         unichar rhc = [rhs characterAtIndex:0];
3150
3151         if (isalpha(lhc) && !isalpha(rhc))
3152             return NSOrderedAscending;
3153         else if (!isalpha(lhc) && isalpha(rhc))
3154             return NSOrderedDescending;
3155     }*/
3156
3157     return [lhs compare:rhs options:LaxCompareOptions_];
3158 }
3159
3160 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3161     if ((self = [self initWithName:name localize:NO]) != nil) {
3162         if (localized != nil)
3163             localized_ = localized;
3164     } return self;
3165 }
3166
3167 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3168     return [self initWithName:name row:0 localize:localize];
3169 }
3170
3171 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3172     if ((self = [super init]) != nil) {
3173         name_ = name;
3174         index_ = '\0';
3175         row_ = row;
3176         if (localize)
3177             localized_ = LocalizeSection(name_);
3178     } return self;
3179 }
3180
3181 /* XXX: localize the index thingees */
3182 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3183     if ((self = [super init]) != nil) {
3184         name_ = [NSString stringWithCharacters:&index length:1];
3185         index_ = index;
3186         row_ = row;
3187     } return self;
3188 }
3189
3190 - (NSString *) name {
3191     return name_;
3192 }
3193
3194 - (unichar) index {
3195     return index_;
3196 }
3197
3198 - (size_t) row {
3199     return row_;
3200 }
3201
3202 - (size_t) count {
3203     return count_;
3204 }
3205
3206 - (void) addToRow {
3207     ++row_;
3208 }
3209
3210 - (void) addToCount {
3211     ++count_;
3212 }
3213
3214 - (void) setCount:(size_t)count {
3215     count_ = count;
3216 }
3217
3218 - (NSString *) localized {
3219     return localized_;
3220 }
3221
3222 @end
3223 /* }}} */
3224
3225 class CydiaLogCleaner :
3226     public pkgArchiveCleaner
3227 {
3228   protected:
3229     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3230         unlink(File);
3231     }
3232 };
3233
3234 /* Database Implementation {{{ */
3235 @implementation Database
3236
3237 + (Database *) sharedInstance {
3238     static _H<Database> instance;
3239     if (instance == nil)
3240         instance = [[[Database alloc] init] autorelease];
3241     return instance;
3242 }
3243
3244 - (unsigned) era {
3245     return era_;
3246 }
3247
3248 - (void) releasePackages {
3249     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3250     CFArrayRemoveAllValues(packages_);
3251 }
3252
3253 - (void) dealloc {
3254     // XXX: actually implement this thing
3255     _assert(false);
3256     [self releasePackages];
3257     apr_pool_destroy(pool_);
3258     NSRecycleZone(zone_);
3259     [super dealloc];
3260 }
3261
3262 - (void) _readCydia:(NSNumber *)fd {
3263     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3264     std::istream is(&ib);
3265     std::string line;
3266
3267     static Pcre finish_r("^finish:([^:]*)$");
3268
3269     while (std::getline(is, line)) {
3270         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3271
3272         const char *data(line.c_str());
3273         size_t size = line.size();
3274         lprintf("C:%s\n", data);
3275
3276         if (finish_r(data, size)) {
3277             NSString *finish = finish_r[1];
3278             int index = [Finishes_ indexOfObject:finish];
3279             if (index != INT_MAX && index > Finish_)
3280                 Finish_ = index;
3281         }
3282
3283         [pool release];
3284     }
3285
3286     _assume(false);
3287 }
3288
3289 - (void) _readStatus:(NSNumber *)fd {
3290     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3291     std::istream is(&ib);
3292     std::string line;
3293
3294     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3295     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3296
3297     while (std::getline(is, line)) {
3298         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3299
3300         const char *data(line.c_str());
3301         size_t size(line.size());
3302         lprintf("S:%s\n", data);
3303
3304         if (conffile_r(data, size)) {
3305             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3306             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3307         } else if (strncmp(data, "status: ", 8) == 0) {
3308             // status: <package>: {unpacked,half-configured,installed}
3309             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3310             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3311         } else if (strncmp(data, "processing: ", 12) == 0) {
3312             // processing: configure: config-test
3313             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3314             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3315         } else if (pmstatus_r(data, size)) {
3316             std::string type([pmstatus_r[1] UTF8String]);
3317
3318             NSString *package = pmstatus_r[2];
3319             if ([package isEqualToString:@"dpkg-exec"])
3320                 package = nil;
3321
3322             float percent([pmstatus_r[3] floatValue]);
3323             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3324
3325             NSString *string = pmstatus_r[4];
3326
3327             if (type == "pmerror") {
3328                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3329                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3330             } else if (type == "pmstatus") {
3331                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3332                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3333             } else if (type == "pmconffile")
3334                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3335             else
3336                 lprintf("E:unknown pmstatus\n");
3337         } else
3338             lprintf("E:unknown status\n");
3339
3340         [pool release];
3341     }
3342
3343     _assume(false);
3344 }
3345
3346 - (void) _readOutput:(NSNumber *)fd {
3347     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3348     std::istream is(&ib);
3349     std::string line;
3350
3351     while (std::getline(is, line)) {
3352         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3353
3354         lprintf("O:%s\n", line.c_str());
3355
3356         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3357         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3358
3359         [pool release];
3360     }
3361
3362     _assume(false);
3363 }
3364
3365 - (FILE *) input {
3366     return input_;
3367 }
3368
3369 - (Package *) packageWithName:(NSString *)name {
3370     if (name == nil)
3371         return nil;
3372 @synchronized (self) {
3373     if (static_cast<pkgDepCache *>(cache_) == NULL)
3374         return nil;
3375     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3376     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3377 } }
3378
3379 - (id) init {
3380     if ((self = [super init]) != nil) {
3381         policy_ = NULL;
3382         records_ = NULL;
3383         resolver_ = NULL;
3384         fetcher_ = NULL;
3385         lock_ = NULL;
3386
3387         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3388         apr_pool_create(&pool_, NULL);
3389
3390         size_t capacity(MetaFile_->active_);
3391         if (capacity == 0)
3392             capacity = 16384;
3393         else
3394             capacity += 1024;
3395
3396         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3397         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3398
3399         int fds[2];
3400
3401         _assert(pipe(fds) != -1);
3402         cydiafd_ = fds[1];
3403
3404         _config->Set("APT::Keep-Fds::", cydiafd_);
3405         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3406
3407         [NSThread
3408             detachNewThreadSelector:@selector(_readCydia:)
3409             toTarget:self
3410             withObject:[NSNumber numberWithInt:fds[0]]
3411         ];
3412
3413         _assert(pipe(fds) != -1);
3414         statusfd_ = fds[1];
3415
3416         [NSThread
3417             detachNewThreadSelector:@selector(_readStatus:)
3418             toTarget:self
3419             withObject:[NSNumber numberWithInt:fds[0]]
3420         ];
3421
3422         _assert(pipe(fds) != -1);
3423         _assert(dup2(fds[0], 0) != -1);
3424         _assert(close(fds[0]) != -1);
3425
3426         input_ = fdopen(fds[1], "a");
3427
3428         _assert(pipe(fds) != -1);
3429         _assert(dup2(fds[1], 1) != -1);
3430         _assert(close(fds[1]) != -1);
3431
3432         [NSThread
3433             detachNewThreadSelector:@selector(_readOutput:)
3434             toTarget:self
3435             withObject:[NSNumber numberWithInt:fds[0]]
3436         ];
3437     } return self;
3438 }
3439
3440 - (pkgCacheFile &) cache {
3441     return cache_;
3442 }
3443
3444 - (pkgDepCache::Policy *) policy {
3445     return policy_;
3446 }
3447
3448 - (pkgRecords *) records {
3449     return records_;
3450 }
3451
3452 - (pkgProblemResolver *) resolver {
3453     return resolver_;
3454 }
3455
3456 - (pkgAcquire &) fetcher {
3457     return *fetcher_;
3458 }
3459
3460 - (pkgSourceList &) list {
3461     return *list_;
3462 }
3463
3464 - (NSArray *) packages {
3465     return (NSArray *) packages_;
3466 }
3467
3468 - (NSArray *) sources {
3469     return sourceList_;
3470 }
3471
3472 - (Source *) sourceWithKey:(NSString *)key {
3473     for (Source *source in [self sources]) {
3474         if ([[source key] isEqualToString:key])
3475             return source;
3476     } return nil;
3477 }
3478
3479 - (bool) popErrorWithTitle:(NSString *)title {
3480     bool fatal(false);
3481
3482     while (!_error->empty()) {
3483         std::string error;
3484         bool warning(!_error->PopMessage(error));
3485         if (!warning)
3486             fatal = true;
3487
3488         for (;;) {
3489             size_t size(error.size());
3490             if (size == 0 || error[size - 1] != '\n')
3491                 break;
3492             error.resize(size - 1);
3493         }
3494
3495         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3496
3497         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3498     }
3499
3500     return fatal;
3501 }
3502
3503 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3504     return [self popErrorWithTitle:title] || !success;
3505 }
3506
3507 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3508 @synchronized (self) {
3509     ++era_;
3510
3511     [self releasePackages];
3512
3513     sourceMap_.clear();
3514     [sourceList_ removeAllObjects];
3515
3516     _error->Discard();
3517
3518     delete list_;
3519     list_ = NULL;
3520     manager_ = NULL;
3521     delete lock_;
3522     lock_ = NULL;
3523     delete fetcher_;
3524     fetcher_ = NULL;
3525     delete resolver_;
3526     resolver_ = NULL;
3527     delete records_;
3528     records_ = NULL;
3529     delete policy_;
3530     policy_ = NULL;
3531
3532     cache_.Close();
3533
3534     apr_pool_clear(pool_);
3535
3536     NSRecycleZone(zone_);
3537     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3538
3539     int chk(creat("/tmp/cydia.chk", 0644));
3540     if (chk != -1)
3541         close(chk);
3542
3543     if (invocation != nil)
3544         [invocation invoke];
3545
3546     NSString *title(UCLocalize("DATABASE"));
3547
3548     _trace();
3549     OpProgress progress;
3550     while (!cache_.Open(progress, true)) { pop:
3551         std::string error;
3552         bool warning(!_error->PopMessage(error));
3553         lprintf("cache_.Open():[%s]\n", error.c_str());
3554
3555         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3556             [delegate_ repairWithSelector:@selector(configure)];
3557         else if (error == "The package lists or status file could not be parsed or opened.")
3558             [delegate_ repairWithSelector:@selector(update)];
3559         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3560         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3561         // else if (error == "Malformed Status line")
3562         // else if (error == "The list of sources could not be read.")
3563         else {
3564             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3565             return;
3566         }
3567
3568         if (warning)
3569             goto pop;
3570         _error->Discard();
3571     }
3572     _trace();
3573
3574     unlink("/tmp/cydia.chk");
3575
3576     now_ = [[NSDate date] timeIntervalSince1970];
3577
3578     policy_ = new pkgDepCache::Policy();
3579     records_ = new pkgRecords(cache_);
3580     resolver_ = new pkgProblemResolver(cache_);
3581     fetcher_ = new pkgAcquire(&status_);
3582     lock_ = NULL;
3583
3584     list_ = new pkgSourceList();
3585     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3586         return;
3587
3588     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3589         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3590         return;
3591     }
3592
3593     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3594         return;
3595
3596     if (cache_->BrokenCount() != 0) {
3597         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3598             return;
3599
3600         if (cache_->BrokenCount() != 0) {
3601             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3602             return;
3603         }
3604
3605         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3606             return;
3607     }
3608
3609     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3610         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3611         [sourceList_ addObject:object];
3612
3613         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3614         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3615             // XXX: this could be more intelligent
3616             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3617                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3618                 if (!cached.end())
3619                     sourceMap_[cached->ID] = object;
3620             }
3621     }
3622
3623     {
3624         /*std::vector<Package *> packages;
3625         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3626         packages_ = nil;*/
3627
3628         _trace();
3629
3630         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3631             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3632                 //packages.push_back(package);
3633                 CFArrayAppendValue(packages_, CFRetain(package));
3634
3635         _trace();
3636
3637         /*if (packages.empty())
3638             packages_ = [[NSArray alloc] init];
3639         else
3640             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3641         _trace();*/
3642
3643         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3644         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3645         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3646
3647         /*_trace();
3648         PrintTimes();
3649         _trace();*/
3650
3651         _trace();
3652
3653         /*if (!packages.empty())
3654             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3655         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3656
3657         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3658
3659         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3660
3661         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3662
3663         _trace();
3664
3665         size_t count(CFArrayGetCount(packages_));
3666         MetaFile_->active_ = count;
3667
3668         for (size_t index(0); index != count; ++index)
3669             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3670
3671         _trace();
3672     }
3673 } }
3674
3675 - (void) clear {
3676 @synchronized (self) {
3677     delete resolver_;
3678     resolver_ = new pkgProblemResolver(cache_);
3679
3680     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3681         if (!cache_[iterator].Keep())
3682             cache_->MarkKeep(iterator, false);
3683         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3684             cache_->SetReInstall(iterator, false);
3685 } }
3686
3687 - (void) configure {
3688     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3689     _trace();
3690     system([dpkg UTF8String]);
3691     _trace();
3692 }
3693
3694 - (bool) clean {
3695     // XXX: I don't remember this condition
3696     if (lock_ != NULL)
3697         return false;
3698
3699     FileFd Lock;
3700     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3701
3702     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3703
3704     if ([self popErrorWithTitle:title])
3705         return false;
3706
3707     pkgAcquire fetcher;
3708     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3709
3710     CydiaLogCleaner cleaner;
3711     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3712         return false;
3713
3714     return true;
3715 }
3716
3717 - (bool) prepare {
3718     fetcher_->Shutdown();
3719
3720     pkgRecords records(cache_);
3721
3722     lock_ = new FileFd();
3723     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3724
3725     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3726
3727     if ([self popErrorWithTitle:title])
3728         return false;
3729
3730     pkgSourceList list;
3731     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3732         return false;
3733
3734     manager_ = (_system->CreatePM(cache_));
3735     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3736         return false;
3737
3738     return true;
3739 }
3740
3741 - (void) perform {
3742     bool substrate(RestartSubstrate_);
3743     RestartSubstrate_ = false;
3744
3745     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3746
3747     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3748         pkgSourceList list;
3749         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3750             return;
3751         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3752             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3753     }
3754
3755     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3756
3757     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3758         _trace();
3759         [self popErrorWithTitle:title];
3760         return;
3761     }
3762
3763     bool failed = false;
3764     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3765         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3766             continue;
3767         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3768             continue;
3769
3770         failed = true;
3771     }
3772
3773     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3774
3775     if (failed) {
3776         _trace();
3777         return;
3778     }
3779
3780     if (substrate)
3781         RestartSubstrate_ = true;
3782
3783     _system->UnLock();
3784     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3785
3786     if (_error->PendingError()) {
3787         _trace();
3788         return;
3789     }
3790
3791     if (result == pkgPackageManager::Failed) {
3792         _trace();
3793         return;
3794     }
3795
3796     if (result != pkgPackageManager::Completed) {
3797         _trace();
3798         return;
3799     }
3800
3801     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3802         pkgSourceList list;
3803         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3804             return;
3805         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3806             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3807     }
3808
3809     if (![before isEqualToArray:after])
3810         [self update];
3811 }
3812
3813 - (bool) upgrade {
3814     NSString *title(UCLocalize("UPGRADE"));
3815     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3816         return false;
3817     return true;
3818 }
3819
3820 - (void) update {
3821     [self updateWithStatus:status_];
3822 }
3823
3824 - (void) updateWithStatus:(Status &)status {
3825     NSString *title(UCLocalize("REFRESHING_DATA"));
3826
3827     pkgSourceList list;
3828     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3829         return;
3830
3831     FileFd lock;
3832     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3833     if ([self popErrorWithTitle:title])
3834         return;
3835
3836     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3837
3838     bool success(ListUpdate(status, list, PulseInterval_));
3839     if (status.WasCancelled())
3840         _error->Discard();
3841     else {
3842         [self popErrorWithTitle:title forOperation:success];
3843         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3844         Changed_ = true;
3845     }
3846
3847     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3848 }
3849
3850 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3851     delegate_ = delegate;
3852 }
3853
3854 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3855     progress_ = delegate;
3856     status_.setDelegate(delegate);
3857 }
3858
3859 - (NSObject<ProgressDelegate> *) progressDelegate {
3860     return progress_;
3861 }
3862
3863 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3864     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3865     return i == sourceMap_.end() ? nil : i->second;
3866 }
3867
3868 - (NSString *) mappedSectionForPointer:(const char *)section {
3869     _H<NSString> *mapped;
3870
3871     _profile(Database$mappedSectionForPointer$Cache)
3872         mapped = &sections_[section];
3873     _end
3874
3875     if (*mapped == NULL) {
3876         size_t length(strlen(section));
3877         char spaced[length + 1];
3878
3879         _profile(Database$mappedSectionForPointer$Replace)
3880             for (size_t index(0); index != length; ++index)
3881                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3882             spaced[length] = '\0';
3883         _end
3884
3885         NSString *string;
3886
3887         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3888             string = [NSString stringWithUTF8String:spaced];
3889         _end
3890
3891         _profile(Database$mappedSectionForPointer$Map)
3892             string = [SectionMap_ objectForKey:string] ?: string;
3893         _end
3894
3895         *mapped = string;
3896     } return *mapped;
3897 }
3898
3899 @end
3900 /* }}} */
3901
3902 static _H<NSMutableSet> Diversions_;
3903
3904 @interface Diversion : NSObject {
3905     Pcre pattern_;
3906     _H<NSString> key_;
3907     _H<NSString> format_;
3908 }
3909
3910 @end
3911
3912 @implementation Diversion
3913
3914 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3915     if ((self = [super init]) != nil) {
3916         pattern_ = [from UTF8String];
3917         key_ = from;
3918         format_ = to;
3919     } return self;
3920 }
3921
3922 - (NSString *) divert:(NSString *)url {
3923     return !pattern_(url) ? nil : pattern_->*format_;
3924 }
3925
3926 + (NSURL *) divertURL:(NSURL *)url {
3927   divert:
3928     NSString *href([url absoluteString]);
3929
3930     for (Diversion *diversion in (id) Diversions_)
3931         if (NSString *diverted = [diversion divert:href]) {
3932 #if !ForRelease
3933             NSLog(@"div: %@", diverted);
3934 #endif
3935             url = [NSURL URLWithString:diverted];
3936             goto divert;
3937         }
3938
3939     return url;
3940 }
3941
3942 - (NSString *) key {
3943     return key_;
3944 }
3945
3946 - (NSUInteger) hash {
3947     return [key_ hash];
3948 }
3949
3950 - (BOOL) isEqual:(Diversion *)object {
3951     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3952 }
3953
3954 @end
3955
3956 @interface CydiaObject : NSObject {
3957     _H<IndirectDelegate> indirect_;
3958     _transient id delegate_;
3959 }
3960
3961 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3962
3963 @end
3964
3965 @interface CydiaWebViewController : CyteWebViewController {
3966     _H<CydiaObject> cydia_;
3967 }
3968
3969 + (void) addDiversion:(Diversion *)diversion;
3970
3971 @end
3972
3973 /* Web Scripting {{{ */
3974 @implementation CydiaObject
3975
3976 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3977     if ((self = [super init]) != nil) {
3978         indirect_ = indirect;
3979     } return self;
3980 }
3981
3982 - (void) setDelegate:(id)delegate {
3983     delegate_ = delegate;
3984 }
3985
3986 + (NSArray *) _attributeKeys {
3987     return [NSArray arrayWithObjects:
3988         @"bbsnum",
3989         @"cydiaSource",
3990         @"device",
3991         @"ecid",
3992         @"firmware",
3993         @"hostname",
3994         @"idiom",
3995         @"model",
3996         @"plmn",
3997         @"role",
3998         @"serial",
3999         @"token",
4000         @"version",
4001     nil];
4002 }
4003
4004 - (NSArray *) attributeKeys {
4005     return [[self class] _attributeKeys];
4006 }
4007
4008 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4009     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4010 }
4011
4012 - (NSString *) version {
4013     return Cydia_;
4014 }
4015
4016 - (NSString *) device {
4017     return [[UIDevice currentDevice] uniqueIdentifier];
4018 }
4019
4020 - (NSString *) firmware {
4021     return [[UIDevice currentDevice] systemVersion];
4022 }
4023
4024 - (NSString *) hostname {
4025     return [[UIDevice currentDevice] name];
4026 }
4027
4028 - (NSString *) idiom {
4029     return (id) Idiom_ ?: [NSNull null];
4030 }
4031
4032 - (NSString *) plmn {
4033     return (id) PLMN_ ?: [NSNull null];
4034 }
4035
4036 - (NSString *) bbsnum {
4037     return (id) BBSNum_ ?: [NSNull null];
4038 }
4039
4040 - (NSString *) ecid {
4041     return (id) ChipID_ ?: [NSNull null];
4042 }
4043
4044 - (NSString *) serial {
4045     return SerialNumber_;
4046 }
4047
4048 - (NSString *) role {
4049     return (id) Role_ ?: [NSNull null];
4050 }
4051
4052 - (NSString *) model {
4053     return [NSString stringWithUTF8String:Machine_];
4054 }
4055
4056 - (NSString *) token {
4057     return (id) Token_ ?: [NSNull null];
4058 }
4059
4060 + (NSString *) webScriptNameForSelector:(SEL)selector {
4061     if (false);
4062     else if (selector == @selector(addBridgedHost:))
4063         return @"addBridgedHost";
4064     else if (selector == @selector(addInsecureHost:))
4065         return @"addInsecureHost";
4066     else if (selector == @selector(addInternalRedirect::))
4067         return @"addInternalRedirect";
4068     else if (selector == @selector(addPipelinedHost:scheme:))
4069         return @"addPipelinedHost";
4070     else if (selector == @selector(addSource:::))
4071         return @"addSource";
4072     else if (selector == @selector(addTokenHost:))
4073         return @"addTokenHost";
4074     else if (selector == @selector(addTrivialSource:))
4075         return @"addTrivialSource";
4076     else if (selector == @selector(close))
4077         return @"close";
4078     else if (selector == @selector(du:))
4079         return @"du";
4080     else if (selector == @selector(stringWithFormat:arguments:))
4081         return @"format";
4082     else if (selector == @selector(getAllSources))
4083         return @"getAllSourcs";
4084     else if (selector == @selector(getKernelNumber:))
4085         return @"getKernelNumber";
4086     else if (selector == @selector(getKernelString:))
4087         return @"getKernelString";
4088     else if (selector == @selector(getInstalledPackages))
4089         return @"getInstalledPackages";
4090     else if (selector == @selector(getIORegistryEntry::))
4091         return @"getIORegistryEntry";
4092     else if (selector == @selector(getLocaleIdentifier))
4093         return @"getLocaleIdentifier";
4094     else if (selector == @selector(getPreferredLanguages))
4095         return @"getPreferredLanguages";
4096     else if (selector == @selector(getPackageById:))
4097         return @"getPackageById";
4098     else if (selector == @selector(getMetadataKeys))
4099         return @"getMetadataKeys";
4100     else if (selector == @selector(getMetadataValue:))
4101         return @"getMetadataValue";
4102     else if (selector == @selector(getSessionValue:))
4103         return @"getSessionValue";
4104     else if (selector == @selector(installPackages:))
4105         return @"installPackages";
4106     else if (selector == @selector(localizedStringForKey:value:table:))
4107         return @"localize";
4108     else if (selector == @selector(popViewController:))
4109         return @"popViewController";
4110     else if (selector == @selector(refreshSources))
4111         return @"refreshSources";
4112     else if (selector == @selector(removeButton))
4113         return @"removeButton";
4114     else if (selector == @selector(saveConfig))
4115         return @"saveConfig";
4116     else if (selector == @selector(setCydiaSource:))
4117         return @"setCydiaSource";
4118     else if (selector == @selector(setMetadataValue::))
4119         return @"setMetadataValue";
4120     else if (selector == @selector(setSessionValue::))
4121         return @"setSessionValue";
4122     else if (selector == @selector(substitutePackageNames:))
4123         return @"substitutePackageNames";
4124     else if (selector == @selector(scrollToBottom:))
4125         return @"scrollToBottom";
4126     else if (selector == @selector(setAllowsNavigationAction:))
4127         return @"setAllowsNavigationAction";
4128     else if (selector == @selector(setBadgeValue:))
4129         return @"setBadgeValue";
4130     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4131         return @"setButtonImage";
4132     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4133         return @"setButtonTitle";
4134     else if (selector == @selector(setHidesBackButton:))
4135         return @"setHidesBackButton";
4136     else if (selector == @selector(setHidesNavigationBar:))
4137         return @"setHidesNavigationBar";
4138     else if (selector == @selector(setNavigationBarStyle:))
4139         return @"setNavigationBarStyle";
4140     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4141         return @"setNavigationBarTintColor";
4142     else if (selector == @selector(setPasteboardString:))
4143         return @"setPasteboardString";
4144     else if (selector == @selector(setPasteboardURL:))
4145         return @"setPasteboardURL";
4146     else if (selector == @selector(setToken:))
4147         return @"setToken";
4148     else if (selector == @selector(setViewportWidth:))
4149         return @"setViewportWidth";
4150     else if (selector == @selector(statfs:))
4151         return @"statfs";
4152     else if (selector == @selector(supports:))
4153         return @"supports";
4154     else if (selector == @selector(unload))
4155         return @"unload";
4156     else
4157         return nil;
4158 }
4159
4160 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4161     return [self webScriptNameForSelector:selector] == nil;
4162 }
4163
4164 - (BOOL) supports:(NSString *)feature {
4165     return [feature isEqualToString:@"window.open"];
4166 }
4167
4168 - (void) unload {
4169     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4170 }
4171
4172 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4173     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4174 }
4175
4176 - (NSNumber *) getKernelNumber:(NSString *)name {
4177     const char *string([name UTF8String]);
4178
4179     size_t size;
4180     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4181         return (id) [NSNull null];
4182
4183     if (size != sizeof(int))
4184         return (id) [NSNull null];
4185
4186     int value;
4187     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4188         return (id) [NSNull null];
4189
4190     return [NSNumber numberWithInt:value];
4191 }
4192
4193 - (NSString *) getKernelString:(NSString *)name {
4194     const char *string([name UTF8String]);
4195
4196     size_t size;
4197     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4198         return (id) [NSNull null];
4199
4200     char value[size + 1];
4201     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4202         return (id) [NSNull null];
4203
4204     // XXX: just in case you request something ludicrous
4205     value[size] = '\0';
4206
4207     return [NSString stringWithCString:value];
4208 }
4209
4210 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4211     NSObject *value(CYIOGetValue([path UTF8String], entry));
4212
4213     if (value != nil)
4214         if ([value isKindOfClass:[NSData class]])
4215             value = CYHex((NSData *) value);
4216
4217     return value;
4218 }
4219
4220 - (void) _setCydiaSource:(NSString *)source {
4221     @synchronized (HostConfig_) {
4222         CydiaSource_ = source;
4223         [Metadata_ setObject:source forKey:@"CydiaSource"];
4224     }
4225
4226     Changed_ = true;
4227 }
4228
4229 - (void) setCydiaSource:(NSString *)source {
4230     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4231 }
4232
4233 - (NSString *) cydiaSource {
4234     @synchronized (HostConfig_) {
4235         return (id) CydiaSource_ ?: [NSNull null];
4236     }
4237 }
4238
4239 - (NSArray *) getMetadataKeys {
4240 @synchronized (Values_) {
4241     return [Values_ allKeys];
4242 } }
4243
4244 - (id) getMetadataValue:(NSString *)key {
4245 @synchronized (Values_) {
4246     return [Values_ objectForKey:key];
4247 } }
4248
4249 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4250 @synchronized (Values_) {
4251     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4252         [Values_ removeObjectForKey:key];
4253     else
4254         [Values_ setObject:value forKey:key];
4255
4256     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4257 } }
4258
4259 - (id) getSessionValue:(NSString *)key {
4260 @synchronized (SessionData_) {
4261     return [SessionData_ objectForKey:key];
4262 } }
4263
4264 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4265 @synchronized (SessionData_) {
4266     if (value == (id) [WebUndefined undefined])
4267         [SessionData_ removeObjectForKey:key];
4268     else
4269         [SessionData_ setObject:value forKey:key];
4270 } }
4271
4272 - (void) addBridgedHost:(NSString *)host {
4273 @synchronized (HostConfig_) {
4274     [BridgedHosts_ addObject:host];
4275 } }
4276
4277 - (void) addInsecureHost:(NSString *)host {
4278 @synchronized (HostConfig_) {
4279     [InsecureHosts_ addObject:host];
4280 } }
4281
4282 - (void) addTokenHost:(NSString *)host {
4283 @synchronized (HostConfig_) {
4284     [TokenHosts_ addObject:host];
4285 } }
4286
4287 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4288 @synchronized (HostConfig_) {
4289     if (scheme != (id) [WebUndefined undefined])
4290         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4291
4292     [PipelinedHosts_ addObject:host];
4293 } }
4294
4295 - (void) popViewController:(NSNumber *)value {
4296     if (value == (id) [WebUndefined undefined])
4297         value = [NSNumber numberWithBool:YES];
4298     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4299 }
4300
4301 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4302     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4303
4304     for (NSString *section in sections)
4305         [array addObject:section];
4306
4307     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4308         @"deb", @"Type",
4309         href, @"URI",
4310         distribution, @"Distribution",
4311         array, @"Sections",
4312     nil] waitUntilDone:NO];
4313 }
4314
4315 - (void) addTrivialSource:(NSString *)href {
4316     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4317 }
4318
4319 - (void) refreshSources {
4320     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4321 }
4322
4323 - (void) saveConfig {
4324     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4325 }
4326
4327 - (NSArray *) getAllSources {
4328     return [[Database sharedInstance] sources];
4329 }
4330
4331 - (NSArray *) getInstalledPackages {
4332     Database *database([Database sharedInstance]);
4333 @synchronized (database) {
4334     NSArray *packages([database packages]);
4335     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4336     for (Package *package in packages)
4337         if (![package uninstalled])
4338             [installed addObject:package];
4339     return installed;
4340 } }
4341
4342 - (Package *) getPackageById:(NSString *)id {
4343     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4344         [package parse];
4345         return package;
4346     } else
4347         return (Package *) [NSNull null];
4348 }
4349
4350 - (NSString *) getLocaleIdentifier {
4351     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4352 }
4353
4354 - (NSArray *) getPreferredLanguages {
4355     return Languages_;
4356 }
4357
4358 - (NSArray *) statfs:(NSString *)path {
4359     struct statfs stat;
4360
4361     if (path == nil || statfs([path UTF8String], &stat) == -1)
4362         return nil;
4363
4364     return [NSArray arrayWithObjects:
4365         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4366         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4367         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4368     nil];
4369 }
4370
4371 - (NSNumber *) du:(NSString *)path {
4372     NSNumber *value(nil);
4373
4374     int fds[2];
4375     _assert(pipe(fds) != -1);
4376
4377     pid_t pid(ExecFork());
4378     if (pid == 0) {
4379         _assert(dup2(fds[1], 1) != -1);
4380         _assert(close(fds[0]) != -1);
4381         _assert(close(fds[1]) != -1);
4382         /* XXX: this should probably not use du */
4383         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4384         exit(1);
4385         _assert(false);
4386     }
4387
4388     _assert(close(fds[1]) != -1);
4389
4390     if (FILE *du = fdopen(fds[0], "r")) {
4391         char line[1024];
4392         while (fgets(line, sizeof(line), du) != NULL) {
4393             size_t length(strlen(line));
4394             while (length != 0 && line[length - 1] == '\n')
4395                 line[--length] = '\0';
4396             if (char *tab = strchr(line, '\t')) {
4397                 *tab = '\0';
4398                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4399             }
4400         }
4401
4402         fclose(du);
4403     } else _assert(close(fds[0]));
4404
4405     int status;
4406   wait:
4407     if (waitpid(pid, &status, 0) == -1)
4408         if (errno == EINTR)
4409             goto wait;
4410         else _assert(false);
4411
4412     return value;
4413 }
4414
4415 - (void) close {
4416     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4417 }
4418
4419 - (void) installPackages:(NSArray *)packages {
4420     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4421 }
4422
4423 - (NSString *) substitutePackageNames:(NSString *)message {
4424     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4425     for (size_t i(0), e([words count]); i != e; ++i) {
4426         NSString *word([words objectAtIndex:i]);
4427         if (Package *package = [[Database sharedInstance] packageWithName:word])
4428             [words replaceObjectAtIndex:i withObject:[package name]];
4429     }
4430
4431     return [words componentsJoinedByString:@" "];
4432 }
4433
4434 - (void) removeButton {
4435     [indirect_ removeButton];
4436 }
4437
4438 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4439     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4440 }
4441
4442 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4443     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4444 }
4445
4446 - (void) setBadgeValue:(id)value {
4447     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4448 }
4449
4450 - (void) setAllowsNavigationAction:(NSString *)value {
4451     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4452 }
4453
4454 - (void) setHidesBackButton:(NSString *)value {
4455     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4456 }
4457
4458 - (void) setHidesNavigationBar:(NSString *)value {
4459     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4460 }
4461
4462 - (void) setNavigationBarStyle:(NSString *)value {
4463     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4464 }
4465
4466 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4467     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4468     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4469     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4470 }
4471
4472 - (void) setPasteboardString:(NSString *)value {
4473     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4474 }
4475
4476 - (void) setPasteboardURL:(NSString *)value {
4477     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4478 }
4479
4480 - (void) _setToken:(NSString *)token {
4481     Token_ = token;
4482
4483     if (token == nil)
4484         [Metadata_ removeObjectForKey:@"Token"];
4485     else
4486         [Metadata_ setObject:Token_ forKey:@"Token"];
4487
4488     Changed_ = true;
4489 }
4490
4491 - (void) setToken:(NSString *)token {
4492     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4493 }
4494
4495 - (void) scrollToBottom:(NSNumber *)animated {
4496     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4497 }
4498
4499 - (void) setViewportWidth:(float)width {
4500     [indirect_ setViewportWidthOnMainThread:width];
4501 }
4502
4503 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4504     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4505     unsigned count([arguments count]);
4506     id values[count];
4507     for (unsigned i(0); i != count; ++i)
4508         values[i] = [arguments objectAtIndex:i];
4509     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4510 }
4511
4512 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4513     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4514         value = nil;
4515     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4516         table = nil;
4517     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4518 }
4519
4520 @end
4521 /* }}} */
4522
4523 @interface NSURL (CydiaSecure)
4524 @end
4525
4526 @implementation NSURL (CydiaSecure)
4527
4528 - (bool) isCydiaSecure {
4529     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4530         return true;
4531
4532     @synchronized (HostConfig_) {
4533         if ([InsecureHosts_ containsObject:[self host]])
4534             return true;
4535     }
4536
4537     return false;
4538 }
4539
4540 @end
4541
4542 /* Cydia Browser Controller {{{ */
4543 @implementation CydiaWebViewController
4544
4545 - (NSURL *) navigationURL {
4546     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4547 }
4548
4549 + (void) _initialize {
4550     [super _initialize];
4551
4552     Diversions_ = [NSMutableSet setWithCapacity:0];
4553 }
4554
4555 + (void) addDiversion:(Diversion *)diversion {
4556     [Diversions_ addObject:diversion];
4557 }
4558
4559 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4560     [super webView:view didClearWindowObject:window forFrame:frame];
4561
4562     WebDataSource *source([frame dataSource]);
4563     NSURLResponse *response([source response]);
4564     NSURL *url([response URL]);
4565     NSString *scheme([[url scheme] lowercaseString]);
4566
4567     bool bridged(false);
4568
4569     @synchronized (HostConfig_) {
4570         if ([scheme isEqualToString:@"file"])
4571             bridged = true;
4572         else if ([scheme isEqualToString:@"https"])
4573             if ([BridgedHosts_ containsObject:[url host]])
4574                 bridged = true;
4575     }
4576
4577     if (bridged)
4578         [window setValue:cydia_ forKey:@"cydia"];
4579 }
4580
4581 - (void) _setupMail:(MFMailComposeViewController *)controller {
4582     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4583
4584     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4585     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4586 }
4587
4588 - (NSURL *) URLWithURL:(NSURL *)url {
4589     return [Diversion divertURL:url];
4590 }
4591
4592 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4593     NSURL *url([request URL]);
4594     NSString *host([url host]);
4595
4596     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4597
4598     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4599         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4600     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4601         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4602
4603     bool token;
4604     @synchronized (HostConfig_) {
4605         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4606     }
4607
4608     if ([url isCydiaSecure] && token) {
4609         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4610             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4611         if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4612             [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4613     }
4614
4615     return copy;
4616 }
4617
4618 - (void) setDelegate:(id)delegate {
4619     [super setDelegate:delegate];
4620     [cydia_ setDelegate:delegate];
4621 }
4622
4623 - (NSString *) applicationNameForUserAgent {
4624     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4625
4626     if (Safari_ != nil)
4627         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4628     if (Build_ != nil)
4629         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4630     if (Product_ != nil)
4631         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4632
4633     return application;
4634 }
4635
4636 - (id) init {
4637     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4638         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4639     } return self;
4640 }
4641
4642 @end
4643
4644 @interface AppCacheController : CydiaWebViewController {
4645 }
4646
4647 @end
4648
4649 @implementation AppCacheController
4650
4651 - (void) didReceiveMemoryWarning {
4652 }
4653
4654 @end
4655 /* }}} */
4656
4657 // CydiaScript {{{
4658 @interface NSObject (CydiaScript)
4659 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4660 @end
4661
4662 @implementation NSObject (CydiaScript)
4663
4664 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4665     return self;
4666 }
4667
4668 @end
4669
4670 @implementation NSArray (CydiaScript)
4671
4672 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4673     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4674     for (size_t i(0), e([self count]); i != e; ++i)
4675         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4676     return object;
4677 }
4678
4679 @end
4680
4681 @implementation NSDictionary (CydiaScript)
4682
4683 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4684     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4685     for (id i in self)
4686         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4687     return object;
4688 }
4689
4690 @end
4691 // }}}
4692
4693 /* Confirmation Controller {{{ */
4694 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4695     if (!iterator.end())
4696         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4697             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4698                 continue;
4699             pkgCache::PkgIterator package(dep.TargetPkg());
4700             if (package.end())
4701                 continue;
4702             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4703                 return true;
4704         }
4705
4706     return false;
4707 }
4708
4709 @protocol ConfirmationControllerDelegate
4710 - (void) cancelAndClear:(bool)clear;
4711 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4712 - (void) queue;
4713 @end
4714
4715 @interface ConfirmationController : CydiaWebViewController {
4716     _transient Database *database_;
4717
4718     _H<UIAlertView> essential_;
4719
4720     _H<NSDictionary> changes_;
4721     _H<NSMutableArray> issues_;
4722     _H<NSDictionary> sizes_;
4723
4724     BOOL substrate_;
4725 }
4726
4727 - (id) initWithDatabase:(Database *)database;
4728
4729 @end
4730
4731 @implementation ConfirmationController
4732
4733 - (void) complete {
4734     if (substrate_)
4735         RestartSubstrate_ = true;
4736     [delegate_ confirmWithNavigationController:[self navigationController]];
4737 }
4738
4739 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4740     NSString *context([alert context]);
4741
4742     if ([context isEqualToString:@"remove"]) {
4743         if (button == [alert cancelButtonIndex])
4744             [self dismissModalViewControllerAnimated:YES];
4745         else if (button == [alert firstOtherButtonIndex]) {
4746             [self complete];
4747         }
4748
4749         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4750     } else if ([context isEqualToString:@"unable"]) {
4751         [self dismissModalViewControllerAnimated:YES];
4752         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4753     } else {
4754         [super alertView:alert clickedButtonAtIndex:button];
4755     }
4756 }
4757
4758 - (void) _doContinue {
4759     [delegate_ cancelAndClear:NO];
4760     [self dismissModalViewControllerAnimated:YES];
4761 }
4762
4763 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4764     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4765     return nil;
4766 }
4767
4768 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4769     [super webView:view didClearWindowObject:window forFrame:frame];
4770
4771     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4772         (id) changes_, @"changes",
4773         (id) issues_, @"issues",
4774         (id) sizes_, @"sizes",
4775         self, @"queue",
4776     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4777 }
4778
4779 - (id) initWithDatabase:(Database *)database {
4780     if ((self = [super init]) != nil) {
4781         database_ = database;
4782
4783         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4784         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4785         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4786         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4787         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4788
4789         bool remove(false);
4790
4791         pkgCacheFile &cache([database_ cache]);
4792         NSArray *packages([database_ packages]);
4793         pkgDepCache::Policy *policy([database_ policy]);
4794
4795         issues_ = [NSMutableArray arrayWithCapacity:4];
4796
4797         for (Package *package in packages) {
4798             pkgCache::PkgIterator iterator([package iterator]);
4799             NSString *name([package id]);
4800
4801             if ([package broken]) {
4802                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4803
4804                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4805                     name, @"package",
4806                     reasons, @"reasons",
4807                 nil]];
4808
4809                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4810                 if (ver.end())
4811                     continue;
4812
4813                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4814                     pkgCache::DepIterator start;
4815                     pkgCache::DepIterator end;
4816                     dep.GlobOr(start, end); // ++dep
4817
4818                     if (!cache->IsImportantDep(end))
4819                         continue;
4820                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4821                         continue;
4822
4823                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4824
4825                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4826                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4827                         clauses, @"clauses",
4828                     nil]];
4829
4830                     _forever {
4831                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4832
4833                         pkgCache::PkgIterator target(start.TargetPkg());
4834                         if (target->ProvidesList != 0)
4835                             reason = @"missing";
4836                         else {
4837                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4838                             if (!ver.end()) {
4839                                 reason = @"installed";
4840                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4841                             } else if (!cache[target].CandidateVerIter(cache).end())
4842                                 reason = @"uninstalled";
4843                             else if (target->ProvidesList == 0)
4844                                 reason = @"uninstallable";
4845                             else
4846                                 reason = @"virtual";
4847                         }
4848
4849                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4850                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4851                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4852                         nil]);
4853
4854                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4855                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4856                             version, @"version",
4857                             reason, @"reason",
4858                             installed, @"installed",
4859                         nil]];
4860
4861                         // yes, seriously. (wtf?)
4862                         if (start == end)
4863                             break;
4864                         ++start;
4865                     }
4866                 }
4867             }
4868
4869             pkgDepCache::StateCache &state(cache[iterator]);
4870
4871             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4872
4873             if (state.NewInstall())
4874                 [installs addObject:name];
4875             // XXX: else if (state.Install())
4876             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4877                 [reinstalls addObject:name];
4878             // XXX: move before previous if
4879             else if (state.Upgrade())
4880                 [upgrades addObject:name];
4881             else if (state.Downgrade())
4882                 [downgrades addObject:name];
4883             else if (!state.Delete())
4884                 // XXX: _assert(state.Keep());
4885                 continue;
4886             else if (special_r(name))
4887                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4888                     [NSNull null], @"package",
4889                     [NSArray arrayWithObjects:
4890                         [NSDictionary dictionaryWithObjectsAndKeys:
4891                             @"Conflicts", @"relationship",
4892                             [NSArray arrayWithObjects:
4893                                 [NSDictionary dictionaryWithObjectsAndKeys:
4894                                     name, @"package",
4895                                     [NSNull null], @"version",
4896                                     @"installed", @"reason",
4897                                 nil],
4898                             nil], @"clauses",
4899                         nil],
4900                     nil], @"reasons",
4901                 nil]];
4902             else {
4903                 if ([package essential])
4904                     remove = true;
4905                 [removes addObject:name];
4906             }
4907
4908             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4909             substrate_ |= DepSubstrate(iterator.CurrentVer());
4910         }
4911
4912         if (!remove)
4913             essential_ = nil;
4914         else if (Advanced_) {
4915             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4916
4917             essential_ = [[[UIAlertView alloc]
4918                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4919                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4920                 delegate:self
4921                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4922                 otherButtonTitles:
4923                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4924                 nil
4925             ] autorelease];
4926
4927             [essential_ setContext:@"remove"];
4928         } else {
4929             essential_ = [[[UIAlertView alloc]
4930                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4931                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4932                 delegate:self
4933                 cancelButtonTitle:UCLocalize("OKAY")
4934                 otherButtonTitles:nil
4935             ] autorelease];
4936
4937             [essential_ setContext:@"unable"];
4938         }
4939
4940         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4941             installs, @"installs",
4942             reinstalls, @"reinstalls",
4943             upgrades, @"upgrades",
4944             downgrades, @"downgrades",
4945             removes, @"removes",
4946         nil];
4947
4948         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4949             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4950             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4951         nil];
4952
4953         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4954     } return self;
4955 }
4956
4957 - (UIBarButtonItem *) leftButton {
4958     return [[[UIBarButtonItem alloc]
4959         initWithTitle:UCLocalize("CANCEL")
4960         style:UIBarButtonItemStylePlain
4961         target:self
4962         action:@selector(cancelButtonClicked)
4963     ] autorelease];
4964 }
4965
4966 #if !AlwaysReload
4967 - (void) applyRightButton {
4968     if ([issues_ count] == 0 && ![self isLoading])
4969         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4970             initWithTitle:UCLocalize("CONFIRM")
4971             style:UIBarButtonItemStyleDone
4972             target:self
4973             action:@selector(confirmButtonClicked)
4974         ] autorelease]];
4975     else
4976         [[self navigationItem] setRightBarButtonItem:nil];
4977 }
4978 #endif
4979
4980 - (void) cancelButtonClicked {
4981     [self dismissModalViewControllerAnimated:YES];
4982     [delegate_ cancelAndClear:YES];
4983 }
4984
4985 #if !AlwaysReload
4986 - (void) confirmButtonClicked {
4987     if (essential_ != nil)
4988         [essential_ show];
4989     else
4990         [self complete];
4991 }
4992 #endif
4993
4994 @end
4995 /* }}} */
4996
4997 /* Progress Data {{{ */
4998 @interface CydiaProgressData : NSObject {
4999     _transient id delegate_;
5000
5001     bool running_;
5002     float percent_;
5003
5004     float current_;
5005     float total_;
5006     float speed_;
5007
5008     _H<NSMutableArray> events_;
5009     _H<NSString> title_;
5010
5011     _H<NSString> status_;
5012     _H<NSString> finish_;
5013 }
5014
5015 @end
5016
5017 @implementation CydiaProgressData
5018
5019 + (NSArray *) _attributeKeys {
5020     return [NSArray arrayWithObjects:
5021         @"current",
5022         @"events",
5023         @"finish",
5024         @"percent",
5025         @"running",
5026         @"speed",
5027         @"title",
5028         @"total",
5029     nil];
5030 }
5031
5032 - (NSArray *) attributeKeys {
5033     return [[self class] _attributeKeys];
5034 }
5035
5036 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5037     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5038 }
5039
5040 - (id) init {
5041     if ((self = [super init]) != nil) {
5042         events_ = [NSMutableArray arrayWithCapacity:32];
5043     } return self;
5044 }
5045
5046 - (void) setDelegate:(id)delegate {
5047     delegate_ = delegate;
5048 }
5049
5050 - (void) setPercent:(float)value {
5051     percent_ = value;
5052 }
5053
5054 - (NSNumber *) percent {
5055     return [NSNumber numberWithFloat:percent_];
5056 }
5057
5058 - (void) setCurrent:(float)value {
5059     current_ = value;
5060 }
5061
5062 - (NSNumber *) current {
5063     return [NSNumber numberWithFloat:current_];
5064 }
5065
5066 - (void) setTotal:(float)value {
5067     total_ = value;
5068 }
5069
5070 - (NSNumber *) total {
5071     return [NSNumber numberWithFloat:total_];
5072 }
5073
5074 - (void) setSpeed:(float)value {
5075     speed_ = value;
5076 }
5077
5078 - (NSNumber *) speed {
5079     return [NSNumber numberWithFloat:speed_];
5080 }
5081
5082 - (NSArray *) events {
5083     return events_;
5084 }
5085
5086 - (void) removeAllEvents {
5087     [events_ removeAllObjects];
5088 }
5089
5090 - (void) addEvent:(CydiaProgressEvent *)event {
5091     [events_ addObject:event];
5092 }
5093
5094 - (void) setTitle:(NSString *)text {
5095     title_ = text;
5096 }
5097
5098 - (NSString *) title {
5099     return title_;
5100 }
5101
5102 - (void) setFinish:(NSString *)text {
5103     finish_ = text;
5104 }
5105
5106 - (NSString *) finish {
5107     return (id) finish_ ?: [NSNull null];
5108 }
5109
5110 - (void) setRunning:(bool)running {
5111     running_ = running;
5112 }
5113
5114 - (NSNumber *) running {
5115     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5116 }
5117
5118 @end
5119 /* }}} */
5120 /* Progress Controller {{{ */
5121 @interface ProgressController : CydiaWebViewController <
5122     ProgressDelegate
5123 > {
5124     _transient Database *database_;
5125     _H<CydiaProgressData, 1> progress_;
5126     unsigned cancel_;
5127 }
5128
5129 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5130
5131 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5132
5133 - (void) setTitle:(NSString *)title;
5134 - (void) setCancellable:(bool)cancellable;
5135
5136 @end
5137
5138 @implementation ProgressController
5139
5140 - (void) dealloc {
5141     [database_ setProgressDelegate:nil];
5142     [super dealloc];
5143 }
5144
5145 - (UIBarButtonItem *) leftButton {
5146     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5147         initWithTitle:UCLocalize("CANCEL")
5148         style:UIBarButtonItemStylePlain
5149         target:self
5150         action:@selector(cancel)
5151     ] autorelease] : nil;
5152 }
5153
5154 - (void) updateCancel {
5155     [super applyLeftButton];
5156 }
5157
5158 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5159     if ((self = [super init]) != nil) {
5160         database_ = database;
5161         delegate_ = delegate;
5162
5163         [database_ setProgressDelegate:self];
5164
5165         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5166         [progress_ setDelegate:self];
5167
5168         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5169
5170         [scroller_ setBackgroundColor:[UIColor blackColor]];
5171
5172         [[self navigationItem] setHidesBackButton:YES];
5173
5174         [self updateCancel];
5175     } return self;
5176 }
5177
5178 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5179     [super webView:view didClearWindowObject:window forFrame:frame];
5180     [window setValue:progress_ forKey:@"cydiaProgress"];
5181 }
5182
5183 - (void) updateProgress {
5184     [self dispatchEvent:@"CydiaProgressUpdate"];
5185 }
5186
5187 - (void) viewWillAppear:(BOOL)animated {
5188     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5189     [super viewWillAppear:animated];
5190 }
5191
5192 - (void) close {
5193     UpdateExternalStatus(0);
5194
5195     if (Finish_ > 1)
5196         [delegate_ saveState];
5197
5198     switch (Finish_) {
5199         case 0:
5200             [delegate_ returnToCydia];
5201         break;
5202
5203         case 1:
5204             [delegate_ terminateWithSuccess];
5205             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5206                 [delegate_ suspendWithAnimation:YES];
5207             else
5208                 [delegate_ suspend];*/
5209         break;
5210
5211         case 2:
5212             _trace();
5213             goto reload;
5214
5215         case 3:
5216             _trace();
5217             goto reload;
5218
5219         reload:
5220             system("/usr/bin/sbreload");
5221             _trace();
5222         break;
5223
5224         case 4:
5225             _trace();
5226             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5227                 SBReboot(SBSSpringBoardServerPort());
5228             else
5229                 reboot2(RB_AUTOBOOT);
5230         break;
5231     }
5232
5233     [super close];
5234 }
5235
5236 - (void) setTitle:(NSString *)title {
5237     [progress_ setTitle:title];
5238     [self updateProgress];
5239 }
5240
5241 - (UIBarButtonItem *) rightButton {
5242     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5243         initWithTitle:UCLocalize("CLOSE")
5244         style:UIBarButtonItemStylePlain
5245         target:self
5246         action:@selector(close)
5247     ] autorelease];
5248 }
5249
5250 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5251     UpdateExternalStatus(1);
5252
5253     [progress_ setRunning:true];
5254     [self setTitle:title];
5255     // implicit updateProgress
5256
5257     SHA1SumValue notifyconf; {
5258         FileFd file;
5259         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5260             _error->Discard();
5261         else {
5262             MMap mmap(file, MMap::ReadOnly);
5263             SHA1Summation sha1;
5264             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5265             notifyconf = sha1.Result();
5266         }
5267     }
5268
5269     SHA1SumValue springlist; {
5270         FileFd file;
5271         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5272             _error->Discard();
5273         else {
5274             MMap mmap(file, MMap::ReadOnly);
5275             SHA1Summation sha1;
5276             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5277             springlist = sha1.Result();
5278         }
5279     }
5280
5281     if (invocation != nil) {
5282         [invocation yieldToSelector:@selector(invoke)];
5283         [self setTitle:@"COMPLETE"];
5284     }
5285
5286     if (Finish_ < 4) {
5287         FileFd file;
5288         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5289             _error->Discard();
5290         else {
5291             MMap mmap(file, MMap::ReadOnly);
5292             SHA1Summation sha1;
5293             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5294             if (!(notifyconf == sha1.Result()))
5295                 Finish_ = 4;
5296         }
5297     }
5298
5299     if (Finish_ < 3) {
5300         FileFd file;
5301         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5302             _error->Discard();
5303         else {
5304             MMap mmap(file, MMap::ReadOnly);
5305             SHA1Summation sha1;
5306             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5307             if (!(springlist == sha1.Result()))
5308                 Finish_ = 3;
5309         }
5310     }
5311
5312     if (Finish_ < 2) {
5313         if (RestartSubstrate_)
5314             Finish_ = 2;
5315     }
5316
5317     RestartSubstrate_ = false;
5318
5319     switch (Finish_) {
5320         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5321         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5322         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5323         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5324         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5325     }
5326
5327     _trace();
5328     system("su -c /usr/bin/uicache mobile");
5329     _trace();
5330
5331     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5332
5333     [progress_ setRunning:false];
5334     [self updateProgress];
5335
5336     [self applyRightButton];
5337 }
5338
5339 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5340     [progress_ addEvent:event];
5341     [self updateProgress];
5342 }
5343
5344 - (bool) isProgressCancelled {
5345     return cancel_ == 2;
5346 }
5347
5348 - (void) cancel {
5349     cancel_ = 2;
5350     [self updateCancel];
5351 }
5352
5353 - (void) setCancellable:(bool)cancellable {
5354     unsigned cancel(cancel_);
5355
5356     if (!cancellable)
5357         cancel_ = 0;
5358     else if (cancel_ == 0)
5359         cancel_ = 1;
5360
5361     if (cancel != cancel_)
5362         [self updateCancel];
5363 }
5364
5365 - (void) setProgressCancellable:(NSNumber *)cancellable {
5366     [self setCancellable:[cancellable boolValue]];
5367 }
5368
5369 - (void) setProgressPercent:(NSNumber *)percent {
5370     [progress_ setPercent:[percent floatValue]];
5371     [self updateProgress];
5372 }
5373
5374 - (void) setProgressStatus:(NSDictionary *)status {
5375     if (status == nil) {
5376         [progress_ setCurrent:0];
5377         [progress_ setTotal:0];
5378         [progress_ setSpeed:0];
5379     } else {
5380         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5381
5382         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5383         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5384         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5385     }
5386
5387     [self updateProgress];
5388 }
5389
5390 @end
5391 /* }}} */
5392
5393 /* Package Cell {{{ */
5394 @interface PackageCell : CyteTableViewCell <
5395     CyteTableViewCellDelegate
5396 > {
5397     _H<UIImage> icon_;
5398     _H<NSString> name_;
5399     _H<NSString> description_;
5400     bool commercial_;
5401     _H<NSString> source_;
5402     _H<UIImage> badge_;
5403     _H<UIImage> placard_;
5404     bool summarized_;
5405 }
5406
5407 - (PackageCell *) init;
5408 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5409
5410 - (void) drawContentRect:(CGRect)rect;
5411
5412 @end
5413
5414 @implementation PackageCell
5415
5416 - (PackageCell *) init {
5417     CGRect frame(CGRectMake(0, 0, 320, 74));
5418     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5419         UIView *content([self contentView]);
5420         CGRect bounds([content bounds]);
5421
5422         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5423         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5424         [content addSubview:content_];
5425
5426         [content_ setDelegate:self];
5427         [content_ setOpaque:YES];
5428     } return self;
5429 }
5430
5431 - (NSString *) accessibilityLabel {
5432     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5433 }
5434
5435 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5436     summarized_ = summary;
5437
5438     icon_ = nil;
5439     name_ = nil;
5440     description_ = nil;
5441     source_ = nil;
5442     badge_ = nil;
5443     placard_ = nil;
5444
5445     if (package == nil)
5446         [content_ setBackgroundColor:[UIColor whiteColor]];
5447     else {
5448         [package parse];
5449
5450         Source *source = [package source];
5451
5452         icon_ = [package icon];
5453
5454         if (NSString *name = [package name])
5455             name_ = [NSString stringWithString:name];
5456
5457         NSString *description(nil);
5458
5459         if (description == nil && IsWildcat_)
5460             description = [package longDescription];
5461         if (description == nil)
5462             description = [package shortDescription];
5463
5464         if (description != nil)
5465             description_ = [NSString stringWithString:description];
5466
5467         commercial_ = [package isCommercial];
5468
5469         NSString *label = nil;
5470         bool trusted = false;
5471
5472         if (source != nil) {
5473             label = [source label];
5474             trusted = [source trusted];
5475         } else if ([[package id] isEqualToString:@"firmware"])
5476             label = UCLocalize("APPLE");
5477         else
5478             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5479
5480         NSString *from(label);
5481
5482         NSString *section = [package simpleSection];
5483         if (section != nil && ![section isEqualToString:label]) {
5484             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5485             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5486         }
5487
5488         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5489
5490         if (NSString *purpose = [package primaryPurpose])
5491             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5492
5493         UIColor *color;
5494         NSString *placard;
5495
5496         if (NSString *mode = [package mode]) {
5497             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5498                 color = RemovingColor_;
5499                 //placard = @"removing";
5500             } else {
5501                 color = InstallingColor_;
5502                 //placard = @"installing";
5503             }
5504
5505             // XXX: the removing/installing placards are not @2x
5506             placard = nil;
5507         } else {
5508             color = [UIColor whiteColor];
5509
5510             if ([package installed] != nil)
5511                 placard = @"installed";
5512             else
5513                 placard = nil;
5514         }
5515
5516         [content_ setBackgroundColor:color];
5517
5518         if (placard != nil)
5519             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5520     }
5521
5522     [self setNeedsDisplay];
5523     [content_ setNeedsDisplay];
5524 }
5525
5526 - (void) drawSummaryContentRect:(CGRect)rect {
5527     bool highlighted(highlighted_);
5528     float width([self bounds].size.width);
5529
5530     if (icon_ != nil) {
5531         CGRect rect;
5532         rect.size = [(UIImage *) icon_ size];
5533
5534         while (rect.size.width > 32 || rect.size.height > 32) {
5535             rect.size.width /= 2;
5536             rect.size.height /= 2;
5537         }
5538
5539         rect.origin.x = 14 - rect.size.width / 4;
5540         rect.origin.y = 14 - rect.size.height / 4;
5541
5542         [icon_ drawInRect:rect];
5543     }
5544
5545     if (badge_ != nil) {
5546         CGRect rect;
5547         rect.size = [(UIImage *) badge_ size];
5548
5549         rect.size.width /= 4;
5550         rect.size.height /= 4;
5551
5552         rect.origin.x = 20 - rect.size.width / 4;
5553         rect.origin.y = 20 - rect.size.height / 4;
5554
5555         [badge_ drawInRect:rect];
5556     }
5557
5558     if (highlighted)
5559         UISetColor(White_);
5560
5561     if (!highlighted)
5562         UISetColor(commercial_ ? Purple_ : Black_);
5563     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5564
5565     if (placard_ != nil)
5566         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5567 }
5568
5569 - (void) drawNormalContentRect:(CGRect)rect {
5570     bool highlighted(highlighted_);
5571     float width([self bounds].size.width);
5572
5573     if (icon_ != nil) {
5574         CGRect rect;
5575         rect.size = [(UIImage *) icon_ size];
5576
5577         while (rect.size.width > 64 || rect.size.height > 64) {
5578             rect.size.width /= 2;
5579             rect.size.height /= 2;
5580         }
5581
5582         rect.origin.x = 25 - rect.size.width / 2;
5583         rect.origin.y = 25 - rect.size.height / 2;
5584
5585         [icon_ drawInRect:rect];
5586     }
5587
5588     if (badge_ != nil) {
5589         CGRect rect;
5590         rect.size = [(UIImage *) badge_ size];
5591
5592         rect.size.width /= 2;
5593         rect.size.height /= 2;
5594
5595         rect.origin.x = 36 - rect.size.width / 2;
5596         rect.origin.y = 36 - rect.size.height / 2;
5597
5598         [badge_ drawInRect:rect];
5599     }
5600
5601     if (highlighted)
5602         UISetColor(White_);
5603
5604     if (!highlighted)
5605         UISetColor(commercial_ ? Purple_ : Black_);
5606     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5607     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5608
5609     if (!highlighted)
5610         UISetColor(commercial_ ? Purplish_ : Gray_);
5611     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5612
5613     if (placard_ != nil)
5614         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5615 }
5616
5617 - (void) drawContentRect:(CGRect)rect {
5618     if (summarized_)
5619         [self drawSummaryContentRect:rect];
5620     else
5621         [self drawNormalContentRect:rect];
5622 }
5623
5624 @end
5625 /* }}} */
5626 /* Section Cell {{{ */
5627 @interface SectionCell : CyteTableViewCell <
5628     CyteTableViewCellDelegate
5629 > {
5630     _H<NSString> basic_;
5631     _H<NSString> section_;
5632     _H<NSString> name_;
5633     _H<NSString> count_;
5634     _H<UIImage> icon_;
5635     _H<UISwitch> switch_;
5636     BOOL editing_;
5637 }
5638
5639 - (void) setSection:(Section *)section editing:(BOOL)editing;
5640
5641 @end
5642
5643 @implementation SectionCell
5644
5645 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5646     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5647         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5648         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5649         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5650
5651         UIView *content([self contentView]);
5652         CGRect bounds([content bounds]);
5653
5654         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5655         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5656         [content addSubview:content_];
5657         [content_ setBackgroundColor:[UIColor whiteColor]];
5658
5659         [content_ setDelegate:self];
5660     } return self;
5661 }
5662
5663 - (void) onSwitch:(id)sender {
5664     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5665     if (metadata == nil) {
5666         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5667         [Sections_ setObject:metadata forKey:basic_];
5668     }
5669
5670     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5671     Changed_ = true;
5672 }
5673
5674 - (void) setSection:(Section *)section editing:(BOOL)editing {
5675     if (editing != editing_) {
5676         if (editing_)
5677             [switch_ removeFromSuperview];
5678         else
5679             [self addSubview:switch_];
5680         editing_ = editing;
5681     }
5682
5683     basic_ = nil;
5684     section_ = nil;
5685     name_ = nil;
5686     count_ = nil;
5687
5688     if (section == nil) {
5689         name_ = UCLocalize("ALL_PACKAGES");
5690         count_ = nil;
5691     } else {
5692         basic_ = [section name];
5693         section_ = [section localized];
5694
5695         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5696         count_ = [NSString stringWithFormat:@"%d", [section count]];
5697
5698         if (editing_)
5699             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5700     }
5701
5702     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5703     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5704
5705     [content_ setNeedsDisplay];
5706 }
5707
5708 - (void) setFrame:(CGRect)frame {
5709     [super setFrame:frame];
5710
5711     CGRect rect([switch_ frame]);
5712     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5713 }
5714
5715 - (NSString *) accessibilityLabel {
5716     return name_;
5717 }
5718
5719 - (void) drawContentRect:(CGRect)rect {
5720     bool highlighted(highlighted_ && !editing_);
5721
5722     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5723
5724     if (highlighted)
5725         UISetColor(White_);
5726
5727     float width(rect.size.width);
5728     if (editing_)
5729         width -= 87;
5730
5731     if (!highlighted)
5732         UISetColor(Black_);
5733     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5734
5735     CGSize size = [count_ sizeWithFont:Font14_];
5736
5737     UISetColor(White_);
5738     if (count_ != nil)
5739         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5740 }
5741
5742 @end
5743 /* }}} */
5744
5745 /* File Table {{{ */
5746 @interface FileTable : CyteViewController <
5747     UITableViewDataSource,
5748     UITableViewDelegate
5749 > {
5750     _transient Database *database_;
5751     _H<Package> package_;
5752     _H<NSString> name_;
5753     _H<NSMutableArray> files_;
5754     _H<UITableView, 2> list_;
5755 }
5756
5757 - (id) initWithDatabase:(Database *)database;
5758 - (void) setPackage:(Package *)package;
5759
5760 @end
5761
5762 @implementation FileTable
5763
5764 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5765     return files_ == nil ? 0 : [files_ count];
5766 }
5767
5768 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5769     return 24.0f;
5770 }*/
5771
5772 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5773     static NSString *reuseIdentifier = @"Cell";
5774
5775     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5776     if (cell == nil) {
5777         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5778         [cell setFont:[UIFont systemFontOfSize:16]];
5779     }
5780     [cell setText:[files_ objectAtIndex:indexPath.row]];
5781     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5782
5783     return cell;
5784 }
5785
5786 - (NSURL *) navigationURL {
5787     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5788 }
5789
5790 - (void) loadView {
5791     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5792
5793     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5794     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5795     [list_ setRowHeight:24.0f];
5796     [(UITableView *) list_ setDataSource:self];
5797     [list_ setDelegate:self];
5798     [[self view] addSubview:list_];
5799 }
5800
5801 - (void) viewDidLoad {
5802     [super viewDidLoad];
5803
5804     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5805 }
5806
5807 - (void) releaseSubviews {
5808     list_ = nil;
5809
5810     package_ = nil;
5811     files_ = nil;
5812
5813     [super releaseSubviews];
5814 }
5815
5816 - (id) initWithDatabase:(Database *)database {
5817     if ((self = [super init]) != nil) {
5818         database_ = database;
5819     } return self;
5820 }
5821
5822 - (void) setPackage:(Package *)package {
5823     package_ = nil;
5824     name_ = nil;
5825
5826     files_ = [NSMutableArray arrayWithCapacity:32];
5827
5828     if (package != nil) {
5829         package_ = package;
5830         name_ = [package id];
5831
5832         if (NSArray *files = [package files])
5833             [files_ addObjectsFromArray:files];
5834
5835         if ([files_ count] != 0) {
5836             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5837                 [files_ removeObjectAtIndex:0];
5838             [files_ sortUsingSelector:@selector(compareByPath:)];
5839
5840             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5841             [stack addObject:@"/"];
5842
5843             for (int i(0), e([files_ count]); i != e; ++i) {
5844                 NSString *file = [files_ objectAtIndex:i];
5845                 while (![file hasPrefix:[stack lastObject]])
5846                     [stack removeLastObject];
5847                 NSString *directory = [stack lastObject];
5848                 [stack addObject:[file stringByAppendingString:@"/"]];
5849                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5850                     ([stack count] - 2) * 3, "",
5851                     [file substringFromIndex:[directory length]]
5852                 ]];
5853             }
5854         }
5855     }
5856
5857     [list_ reloadData];
5858 }
5859
5860 - (void) reloadData {
5861     [super reloadData];
5862
5863     [self setPackage:[database_ packageWithName:name_]];
5864 }
5865
5866 @end
5867 /* }}} */
5868 /* Package Controller {{{ */
5869 @interface CYPackageController : CydiaWebViewController <
5870     UIActionSheetDelegate
5871 > {
5872     _transient Database *database_;
5873     _H<Package> package_;
5874     _H<NSString> name_;
5875     bool commercial_;
5876     _H<NSMutableArray> buttons_;
5877     _H<UIBarButtonItem> button_;
5878 }
5879
5880 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5881
5882 @end
5883
5884 @implementation CYPackageController
5885
5886 - (NSURL *) navigationURL {
5887     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5888 }
5889
5890 /* XXX: this is not safe at all... localization of /fail/ */
5891 - (void) _clickButtonWithName:(NSString *)name {
5892     if ([name isEqualToString:UCLocalize("CLEAR")])
5893         [delegate_ clearPackage:package_];
5894     else if ([name isEqualToString:UCLocalize("INSTALL")])
5895         [delegate_ installPackage:package_];
5896     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5897         [delegate_ installPackage:package_];
5898     else if ([name isEqualToString:UCLocalize("REMOVE")])
5899         [delegate_ removePackage:package_];
5900     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5901         [delegate_ installPackage:package_];
5902     else _assert(false);
5903 }
5904
5905 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5906     NSString *context([sheet context]);
5907
5908     if ([context isEqualToString:@"modify"]) {
5909         if (button != [sheet cancelButtonIndex]) {
5910             NSString *buttonName = [buttons_ objectAtIndex:button];
5911             [self _clickButtonWithName:buttonName];
5912         }
5913
5914         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5915     }
5916 }
5917
5918 - (bool) _allowJavaScriptPanel {
5919     return commercial_;
5920 }
5921
5922 #if !AlwaysReload
5923 - (void) _customButtonClicked {
5924     int count([buttons_ count]);
5925     if (count == 0)
5926         return;
5927
5928     if (count == 1)
5929         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5930     else {
5931         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5932         [buttons addObjectsFromArray:buttons_];
5933
5934         UIActionSheet *sheet = [[[UIActionSheet alloc]
5935             initWithTitle:nil
5936             delegate:self
5937             cancelButtonTitle:nil
5938             destructiveButtonTitle:nil
5939             otherButtonTitles:nil
5940         ] autorelease];
5941
5942         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5943         if (!IsWildcat_) {
5944            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5945            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5946         }
5947         [sheet setContext:@"modify"];
5948
5949         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5950     }
5951 }
5952
5953 // We don't want to allow non-commercial packages to do custom things to the install button,
5954 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5955 - (void) customButtonClicked {
5956     if (commercial_)
5957         [super customButtonClicked];
5958     else
5959         [self _customButtonClicked];
5960 }
5961
5962 - (void) reloadButtonClicked {
5963     // Don't reload a commerical package by tapping the loading button,
5964     // but if it's not an Install button, we should forward it on.
5965     if (![package_ uninstalled])
5966         [self _customButtonClicked];
5967 }
5968
5969 - (void) applyLoadingTitle {
5970     // Don't show "Loading" as the title. Ever.
5971 }
5972
5973 - (UIBarButtonItem *) rightButton {
5974     return button_;
5975 }
5976 #endif
5977
5978 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5979     if ((self = [super init]) != nil) {
5980         database_ = database;
5981         buttons_ = [NSMutableArray arrayWithCapacity:4];
5982         name_ = name == nil ? @"" : [NSString stringWithString:name];
5983         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5984     } return self;
5985 }
5986
5987 - (void) reloadData {
5988     [super reloadData];
5989
5990     package_ = [database_ packageWithName:name_];
5991
5992     [buttons_ removeAllObjects];
5993
5994     if (package_ != nil) {
5995         [(Package *) package_ parse];
5996
5997         commercial_ = [package_ isCommercial];
5998
5999         if ([package_ mode] != nil)
6000             [buttons_ addObject:UCLocalize("CLEAR")];
6001         if ([package_ source] == nil);
6002         else if ([package_ upgradableAndEssential:NO])
6003             [buttons_ addObject:UCLocalize("UPGRADE")];
6004         else if ([package_ uninstalled])
6005             [buttons_ addObject:UCLocalize("INSTALL")];
6006         else
6007             [buttons_ addObject:UCLocalize("REINSTALL")];
6008         if (![package_ uninstalled])
6009             [buttons_ addObject:UCLocalize("REMOVE")];
6010     }
6011
6012     NSString *title;
6013     switch ([buttons_ count]) {
6014         case 0: title = nil; break;
6015         case 1: title = [buttons_ objectAtIndex:0]; break;
6016         default: title = UCLocalize("MODIFY"); break;
6017     }
6018
6019     button_ = [[[UIBarButtonItem alloc]
6020         initWithTitle:title
6021         style:UIBarButtonItemStylePlain
6022         target:self
6023         action:@selector(customButtonClicked)
6024     ] autorelease];
6025 }
6026
6027 - (bool) isLoading {
6028     return commercial_ ? [super isLoading] : false;
6029 }
6030
6031 @end
6032 /* }}} */
6033
6034 /* Package List Controller {{{ */
6035 @interface PackageListController : CyteViewController <
6036     UITableViewDataSource,
6037     UITableViewDelegate
6038 > {
6039     _transient Database *database_;
6040     unsigned era_;
6041     _H<NSArray> packages_;
6042     _H<NSMutableArray> sections_;
6043     _H<UITableView, 2> list_;
6044     _H<NSMutableArray> index_;
6045     _H<NSMutableDictionary> indices_;
6046     _H<NSString> title_;
6047     unsigned reloading_;
6048 }
6049
6050 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6051 - (void) setDelegate:(id)delegate;
6052 - (void) resetCursor;
6053 - (void) clearData;
6054
6055 @end
6056
6057 @implementation PackageListController
6058
6059 - (bool) isSummarized {
6060     return false;
6061 }
6062
6063 - (bool) showsSections {
6064     return true;
6065 }
6066
6067 - (void) deselectWithAnimation:(BOOL)animated {
6068     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6069 }
6070
6071 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6072     CGRect base = [[self view] bounds];
6073     base.size.height -= bounds.size.height;
6074     base.origin = [list_ frame].origin;
6075
6076     [UIView beginAnimations:nil context:NULL];
6077     [UIView setAnimationBeginsFromCurrentState:YES];
6078     [UIView setAnimationCurve:curve];
6079     [UIView setAnimationDuration:duration];
6080     [list_ setFrame:base];
6081     [UIView commitAnimations];
6082 }
6083
6084 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6085     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6086 }
6087
6088 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6089     [self resizeForKeyboardBounds:bounds duration:0];
6090 }
6091
6092 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6093     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6094         *curve = UIViewAnimationCurveEaseInOut;
6095     else
6096         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6097
6098     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6099         *duration = 0.3;
6100     else
6101         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6102 }
6103
6104 - (void) keyboardWillShow:(NSNotification *)notification {
6105     CGRect bounds;
6106     CGPoint center;
6107     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6108     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6109
6110     NSTimeInterval duration;
6111     UIViewAnimationCurve curve;
6112     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6113
6114     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);
6115     UIViewController *base = self;
6116     while ([base parentViewController] != nil)
6117         base = [base parentViewController];
6118     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6119     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6120
6121     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6122         intersection.size.height += CYStatusBarHeight();
6123
6124     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6125 }
6126
6127 - (void) keyboardWillHide:(NSNotification *)notification {
6128     NSTimeInterval duration;
6129     UIViewAnimationCurve curve;
6130     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6131
6132     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6133 }
6134
6135 - (void) viewWillAppear:(BOOL)animated {
6136     [super viewWillAppear:animated];
6137
6138     [self resizeForKeyboardBounds:CGRectZero];
6139     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6140     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6141 }
6142
6143 - (void) viewWillDisappear:(BOOL)animated {
6144     [super viewWillDisappear:animated];
6145
6146     [self resizeForKeyboardBounds:CGRectZero];
6147     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6148     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6149 }
6150
6151 - (void) viewDidAppear:(BOOL)animated {
6152     [super viewDidAppear:animated];
6153     [self deselectWithAnimation:animated];
6154 }
6155
6156 - (void) didSelectPackage:(Package *)package {
6157     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6158     [view setDelegate:delegate_];
6159     [[self navigationController] pushViewController:view animated:YES];
6160 }
6161
6162 #if TryIndexedCollation
6163 + (BOOL) hasIndexedCollation {
6164     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6165 }
6166 #endif
6167
6168 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6169     NSInteger count([sections_ count]);
6170     return count == 0 ? 1 : count;
6171 }
6172
6173 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6174     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6175         return nil;
6176     return [[sections_ objectAtIndex:section] name];
6177 }
6178
6179 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6180     if ([sections_ count] == 0)
6181         return 0;
6182     return [[sections_ objectAtIndex:section] count];
6183 }
6184
6185 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6186 @synchronized (database_) {
6187     if ([database_ era] != era_)
6188         return nil;
6189
6190     Section *section([sections_ objectAtIndex:[path section]]);
6191     NSInteger row([path row]);
6192     Package *package([packages_ objectAtIndex:([section row] + row)]);
6193     return [[package retain] autorelease];
6194 } }
6195
6196 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6197     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6198     if (cell == nil)
6199         cell = [[[PackageCell alloc] init] autorelease];
6200
6201     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6202     [cell setPackage:package asSummary:[self isSummarized]];
6203     return cell;
6204 }
6205
6206 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6207     Package *package([self packageAtIndexPath:path]);
6208     package = [database_ packageWithName:[package id]];
6209     [self didSelectPackage:package];
6210 }
6211
6212 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6213     if (![self showsSections])
6214         return nil;
6215
6216     return index_;
6217 }
6218
6219 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6220 #if TryIndexedCollation
6221     if ([[self class] hasIndexedCollation]) {
6222         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6223     }
6224 #endif
6225
6226     return index;
6227 }
6228
6229 - (void) updateHeight {
6230     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6231 }
6232
6233 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6234     if ((self = [super init]) != nil) {
6235         database_ = database;
6236         title_ = [title copy];
6237         [[self navigationItem] setTitle:title_];
6238     } return self;
6239 }
6240
6241 - (void) loadView {
6242     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6243
6244     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6245     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6246     [[self view] addSubview:list_];
6247
6248     // XXX: is 20 the most optimal number here?
6249     [list_ setSectionIndexMinimumDisplayRowCount:20];
6250
6251     [(UITableView *) list_ setDataSource:self];
6252     [list_ setDelegate:self];
6253
6254     [self updateHeight];
6255 }
6256
6257 - (void) releaseSubviews {
6258     list_ = nil;
6259
6260     packages_ = nil;
6261     sections_ = nil;
6262     index_ = nil;
6263     indices_ = nil;
6264
6265     [super releaseSubviews];
6266 }
6267
6268 - (void) setDelegate:(id)delegate {
6269     delegate_ = delegate;
6270 }
6271
6272 - (bool) shouldYield {
6273     return false;
6274 }
6275
6276 - (bool) shouldBlock {
6277     return false;
6278 }
6279
6280 - (NSMutableArray *) _reloadPackages {
6281 @synchronized (database_) {
6282     era_ = [database_ era];
6283     NSArray *packages([database_ packages]);
6284
6285     return [NSMutableArray arrayWithArray:packages];
6286 } }
6287
6288 - (void) _reloadData {
6289     if (reloading_ != 0) {
6290         reloading_ = 2;
6291         return;
6292     }
6293
6294     NSArray *packages;
6295
6296     if ([self shouldYield]) {
6297         do {
6298             UIProgressHUD *hud;
6299
6300             if (![self shouldBlock])
6301                 hud = nil;
6302             else {
6303                 hud = [delegate_ addProgressHUD];
6304                 [hud setText:UCLocalize("LOADING")];
6305             }
6306
6307             reloading_ = 1;
6308             packages = [self yieldToSelector:@selector(_reloadPackages)];
6309
6310             if (hud != nil)
6311                 [delegate_ removeProgressHUD:hud];
6312         } while (reloading_ == 2);
6313
6314         reloading_ = 0;
6315     } else {
6316         packages = [self _reloadPackages];
6317     }
6318
6319     packages_ = packages;
6320
6321     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6322     sections_ = [NSMutableArray arrayWithCapacity:16];
6323
6324     Section *section = nil;
6325
6326 #if TryIndexedCollation
6327     if ([[self class] hasIndexedCollation]) {
6328         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6329
6330         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6331         NSArray *titles = [collation sectionIndexTitles];
6332         int secidx = -1;
6333
6334         _profile(PackageTable$reloadData$Section)
6335             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6336                 Package *package;
6337                 int index;
6338
6339                 _profile(PackageTable$reloadData$Section$Package)
6340                     package = [packages_ objectAtIndex:offset];
6341                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6342                 _end
6343
6344                 while (secidx < index) {
6345                     secidx += 1;
6346
6347                     _profile(PackageTable$reloadData$Section$Allocate)
6348                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6349                     _end
6350
6351                     _profile(PackageTable$reloadData$Section$Add)
6352                         [sections_ addObject:section];
6353                     _end
6354                 }
6355
6356                 [section addToCount];
6357             }
6358         _end
6359     } else
6360 #endif
6361     {
6362         index_ = [NSMutableArray arrayWithCapacity:32];
6363
6364         bool sectioned([self showsSections]);
6365         if (!sectioned) {
6366             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6367             [sections_ addObject:section];
6368         }
6369
6370         _profile(PackageTable$reloadData$Section)
6371             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6372                 Package *package;
6373                 unichar index;
6374
6375                 _profile(PackageTable$reloadData$Section$Package)
6376                     package = [packages_ objectAtIndex:offset];
6377                     index = [package index];
6378                 _end
6379
6380                 if (sectioned && (section == nil || [section index] != index)) {
6381                     _profile(PackageTable$reloadData$Section$Allocate)
6382                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6383                     _end
6384
6385                     [index_ addObject:[section name]];
6386                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6387
6388                     _profile(PackageTable$reloadData$Section$Add)
6389                         [sections_ addObject:section];
6390                     _end
6391                 }
6392
6393                 [section addToCount];
6394             }
6395         _end
6396     }
6397
6398     [self updateHeight];
6399
6400     _profile(PackageTable$reloadData$List)
6401         [(UITableView *) list_ setDataSource:self];
6402         [list_ reloadData];
6403     _end
6404 }
6405
6406 - (void) reloadData {
6407     [super reloadData];
6408
6409     if ([self shouldYield])
6410         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6411     else
6412         [self _reloadData];
6413 }
6414
6415 - (void) resetCursor {
6416     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6417 }
6418
6419 - (void) clearData {
6420     [self updateHeight];
6421
6422     [list_ setDataSource:nil];
6423     [list_ reloadData];
6424
6425     [self resetCursor];
6426 }
6427
6428 @end
6429 /* }}} */
6430 /* Filtered Package List Controller {{{ */
6431 @interface FilteredPackageListController : PackageListController {
6432     SEL filter_;
6433     IMP imp_;
6434     _H<NSObject> object_;
6435 }
6436
6437 - (void) setObject:(id)object;
6438 - (void) setObject:(id)object forFilter:(SEL)filter;
6439
6440 - (SEL) filter;
6441 - (void) setFilter:(SEL)filter;
6442
6443 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6444
6445 @end
6446
6447 @implementation FilteredPackageListController
6448
6449 - (SEL) filter {
6450     return filter_;
6451 }
6452
6453 - (void) setFilter:(SEL)filter {
6454 @synchronized (self) {
6455     filter_ = filter;
6456
6457     /* XXX: this is an unsafe optimization of doomy hell */
6458     Method method(class_getInstanceMethod([Package class], filter));
6459     _assert(method != NULL);
6460     imp_ = method_getImplementation(method);
6461     _assert(imp_ != NULL);
6462 } }
6463
6464 - (void) setObject:(id)object {
6465 @synchronized (self) {
6466     object_ = object;
6467 } }
6468
6469 - (void) setObject:(id)object forFilter:(SEL)filter {
6470 @synchronized (self) {
6471     [self setFilter:filter];
6472     [self setObject:object];
6473 } }
6474
6475 - (NSMutableArray *) _reloadPackages {
6476 @synchronized (database_) {
6477     era_ = [database_ era];
6478     NSArray *packages([database_ packages]);
6479
6480     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6481
6482     IMP imp;
6483     SEL filter;
6484     _H<NSObject> object;
6485
6486     @synchronized (self) {
6487         imp = imp_;
6488         filter = filter_;
6489         object = object_;
6490     }
6491
6492     _profile(PackageTable$reloadData$Filter)
6493         for (Package *package in packages)
6494             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6495                 [filtered addObject:package];
6496     _end
6497
6498     return filtered;
6499 } }
6500
6501 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6502     if ((self = [super initWithDatabase:database title:title]) != nil) {
6503         [self setFilter:filter];
6504         [self setObject:object];
6505     } return self;
6506 }
6507
6508 @end
6509 /* }}} */
6510
6511 /* Home Controller {{{ */
6512 @interface HomeController : CydiaWebViewController {
6513 }
6514
6515 @end
6516
6517 @implementation HomeController
6518
6519 - (id) init {
6520     if ((self = [super init]) != nil) {
6521         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6522         [self reloadData];
6523     } return self;
6524 }
6525
6526 - (NSURL *) navigationURL {
6527     return [NSURL URLWithString:@"cydia://home"];
6528 }
6529
6530 - (void) didReceiveMemoryWarning {
6531 }
6532
6533 - (void) aboutButtonClicked {
6534     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6535
6536     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6537     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6538     [alert setCancelButtonIndex:0];
6539
6540     [alert setMessage:
6541         @"Copyright \u00a9 2008-2011\n"
6542         "SaurikIT, LLC\n"
6543         "\n"
6544         "Jay Freeman (saurik)\n"
6545         "saurik@saurik.com\n"
6546         "http://www.saurik.com/"
6547     ];
6548
6549     [alert show];
6550 }
6551
6552 - (UIBarButtonItem *) leftButton {
6553     return [[[UIBarButtonItem alloc]
6554         initWithTitle:UCLocalize("ABOUT")
6555         style:UIBarButtonItemStylePlain
6556         target:self
6557         action:@selector(aboutButtonClicked)
6558     ] autorelease];
6559 }
6560
6561 @end
6562 /* }}} */
6563 /* Manage Controller {{{ */
6564 @interface ManageController : CydiaWebViewController {
6565 }
6566
6567 - (void) queueStatusDidChange;
6568
6569 @end
6570
6571 @implementation ManageController
6572
6573 - (id) init {
6574     if ((self = [super init]) != nil) {
6575         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6576     } return self;
6577 }
6578
6579 - (NSURL *) navigationURL {
6580     return [NSURL URLWithString:@"cydia://manage"];
6581 }
6582
6583 - (UIBarButtonItem *) leftButton {
6584     return [[[UIBarButtonItem alloc]
6585         initWithTitle:UCLocalize("SETTINGS")
6586         style:UIBarButtonItemStylePlain
6587         target:self
6588         action:@selector(settingsButtonClicked)
6589     ] autorelease];
6590 }
6591
6592 - (void) settingsButtonClicked {
6593     [delegate_ showSettings];
6594 }
6595
6596 - (void) queueButtonClicked {
6597     [delegate_ queue];
6598 }
6599
6600 - (UIBarButtonItem *) customButton {
6601     return Queuing_ ? [[[UIBarButtonItem alloc]
6602         initWithTitle:UCLocalize("QUEUE")
6603         style:UIBarButtonItemStyleDone
6604         target:self
6605         action:@selector(queueButtonClicked)
6606     ] autorelease] : [super customButton];
6607 }
6608
6609 - (void) queueStatusDidChange {
6610     [self applyRightButton];
6611 }
6612
6613 - (bool) isLoading {
6614     return !Queuing_ && [super isLoading];
6615 }
6616
6617 @end
6618 /* }}} */
6619
6620 /* Refresh Bar {{{ */
6621 @interface RefreshBar : UINavigationBar {
6622     _H<UIProgressIndicator> indicator_;
6623     _H<UITextLabel> prompt_;
6624     _H<UIProgressBar> progress_;
6625     _H<UINavigationButton> cancel_;
6626 }
6627
6628 @end
6629
6630 @implementation RefreshBar
6631
6632 - (void) positionViews {
6633     CGRect frame = [cancel_ frame];
6634     frame.size = [cancel_ sizeThatFits:frame.size];
6635     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6636     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6637     [cancel_ setFrame:frame];
6638
6639     CGSize prgsize = {75, 100};
6640     CGRect prgrect = {{
6641         [self frame].size.width - prgsize.width - 10,
6642         ([self frame].size.height - prgsize.height) / 2
6643     } , prgsize};
6644     [progress_ setFrame:prgrect];
6645
6646     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6647     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6648     CGRect indrect = {{indoffset, indoffset}, indsize};
6649     [indicator_ setFrame:indrect];
6650
6651     CGSize prmsize = {215, indsize.height + 4};
6652     CGRect prmrect = {{
6653         indoffset * 2 + indsize.width,
6654         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6655     }, prmsize};
6656     [prompt_ setFrame:prmrect];
6657 }
6658
6659 - (void) setFrame:(CGRect)frame {
6660     [super setFrame:frame];
6661     [self positionViews];
6662 }
6663
6664 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6665     if ((self = [super initWithFrame:frame]) != nil) {
6666         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6667
6668         [self setBarStyle:UIBarStyleBlack];
6669
6670         UIBarStyle barstyle([self _barStyle:NO]);
6671         bool ugly(barstyle == UIBarStyleDefault);
6672
6673         UIProgressIndicatorStyle style = ugly ?
6674             UIProgressIndicatorStyleMediumBrown :
6675             UIProgressIndicatorStyleMediumWhite;
6676
6677         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6678         [(UIProgressIndicator *) indicator_ setStyle:style];
6679         [indicator_ startAnimation];
6680         [self addSubview:indicator_];
6681
6682         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6683         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6684         [prompt_ setBackgroundColor:[UIColor clearColor]];
6685         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6686         [self addSubview:prompt_];
6687
6688         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6689         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6690         [(UIProgressBar *) progress_ setStyle:0];
6691         [self addSubview:progress_];
6692
6693         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6694         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6695         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6696         [cancel_ setBarStyle:barstyle];
6697
6698         [self positionViews];
6699     } return self;
6700 }
6701
6702 - (void) setCancellable:(bool)cancellable {
6703     if (cancellable)
6704         [self addSubview:cancel_];
6705     else
6706         [cancel_ removeFromSuperview];
6707 }
6708
6709 - (void) start {
6710     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6711     [progress_ setProgress:0];
6712 }
6713
6714 - (void) stop {
6715     [self setCancellable:NO];
6716 }
6717
6718 - (void) setPrompt:(NSString *)prompt {
6719     [prompt_ setText:prompt];
6720 }
6721
6722 - (void) setProgress:(float)progress {
6723     [progress_ setProgress:progress];
6724 }
6725
6726 @end
6727 /* }}} */
6728
6729 /* Cydia Navigation Controller Interface {{{ */
6730 @interface UINavigationController (Cydia)
6731
6732 - (NSArray *) navigationURLCollection;
6733 - (void) unloadData;
6734
6735 @end
6736 /* }}} */
6737
6738 /* Cydia Tab Bar Controller {{{ */
6739 @interface CYTabBarController : UITabBarController <
6740     UITabBarControllerDelegate,
6741     ProgressDelegate
6742 > {
6743     _transient Database *database_;
6744     _H<RefreshBar, 1> refreshbar_;
6745
6746     bool dropped_;
6747     bool updating_;
6748     // XXX: ok, "updatedelegate_"?...
6749     _transient NSObject<CydiaDelegate> *updatedelegate_;
6750
6751     _H<UIViewController> remembered_;
6752     _transient UIViewController *transient_;
6753 }
6754
6755 - (NSArray *) navigationURLCollection;
6756 - (void) dropBar:(BOOL)animated;
6757 - (void) beginUpdate;
6758 - (void) raiseBar:(BOOL)animated;
6759 - (BOOL) updating;
6760 - (void) unloadData;
6761
6762 @end
6763
6764 @implementation CYTabBarController
6765
6766 - (void) setUnselectedViewController:(UIViewController *)transient {
6767     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6768     if (transient != nil) {
6769         if (transient_ == nil)
6770             remembered_ = [controllers objectAtIndex:0];
6771         transient_ = transient;
6772         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6773         [controllers replaceObjectAtIndex:0 withObject:transient_];
6774         [self setSelectedIndex:0];
6775         [self setViewControllers:controllers];
6776         [self concealTabBarSelection];
6777     } else if (remembered_ != nil) {
6778         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6779         transient_ = transient;
6780         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6781         remembered_ = nil;
6782         [self setViewControllers:controllers];
6783         [self revealTabBarSelection];
6784     }
6785 }
6786
6787 - (UIViewController *) unselectedViewController {
6788     return transient_;
6789 }
6790
6791 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6792     if ([self unselectedViewController])
6793         [self setUnselectedViewController:nil];
6794 }
6795
6796 - (NSArray *) navigationURLCollection {
6797     NSMutableArray *items([NSMutableArray array]);
6798
6799     // XXX: Should this deal with transient view controllers?
6800     for (id navigation in [self viewControllers]) {
6801         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6802         if (stack != nil)
6803             [items addObject:stack];
6804     }
6805
6806     return items;
6807 }
6808
6809 - (void) unloadData {
6810     [super unloadData];
6811
6812     for (UINavigationController *controller in [self viewControllers])
6813         [controller unloadData];
6814
6815     if (UIViewController *selected = [self selectedViewController])
6816         [selected reloadData];
6817
6818     if (UIViewController *unselected = [self unselectedViewController]) {
6819         [unselected unloadData];
6820         [unselected reloadData];
6821     }
6822 }
6823
6824 - (void) dealloc {
6825     [[NSNotificationCenter defaultCenter] removeObserver:self];
6826
6827     [super dealloc];
6828 }
6829
6830 - (id) initWithDatabase:(Database *)database {
6831     if ((self = [super init]) != nil) {
6832         database_ = database;
6833         [self setDelegate:self];
6834
6835         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6836         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6837
6838         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6839     } return self;
6840 }
6841
6842 - (void) setUpdate:(NSDate *)date {
6843     [self beginUpdate];
6844 }
6845
6846 - (void) beginUpdate {
6847     [(RefreshBar *) refreshbar_ start];
6848     [self dropBar:YES];
6849
6850     [updatedelegate_ retainNetworkActivityIndicator];
6851     updating_ = true;
6852
6853     [NSThread
6854         detachNewThreadSelector:@selector(performUpdate)
6855         toTarget:self
6856         withObject:nil
6857     ];
6858 }
6859
6860 - (void) performUpdate {
6861     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6862
6863     Status status;
6864     status.setDelegate(self);
6865     [database_ updateWithStatus:status];
6866
6867     [self
6868         performSelectorOnMainThread:@selector(completeUpdate)
6869         withObject:nil
6870         waitUntilDone:NO
6871     ];
6872
6873     [pool release];
6874 }
6875
6876 - (void) stopUpdateWithSelector:(SEL)selector {
6877     updating_ = false;
6878     [updatedelegate_ releaseNetworkActivityIndicator];
6879
6880     [self raiseBar:YES];
6881     [refreshbar_ stop];
6882
6883     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6884 }
6885
6886 - (void) completeUpdate {
6887     if (!updating_)
6888         return;
6889     [self stopUpdateWithSelector:@selector(reloadData)];
6890 }
6891
6892 - (void) cancelUpdate {
6893     [self stopUpdateWithSelector:@selector(updateData)];
6894 }
6895
6896 - (void) cancelPressed {
6897     [self cancelUpdate];
6898 }
6899
6900 - (BOOL) updating {
6901     return updating_;
6902 }
6903
6904 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6905     [refreshbar_ setPrompt:[event compoundMessage]];
6906 }
6907
6908 - (bool) isProgressCancelled {
6909     return !updating_;
6910 }
6911
6912 - (void) setProgressCancellable:(NSNumber *)cancellable {
6913     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6914 }
6915
6916 - (void) setProgressPercent:(NSNumber *)percent {
6917     [refreshbar_ setProgress:[percent floatValue]];
6918 }
6919
6920 - (void) setProgressStatus:(NSDictionary *)status {
6921     if (status != nil)
6922         [self setProgressPercent:[status objectForKey:@"Percent"]];
6923 }
6924
6925 - (void) setUpdateDelegate:(id)delegate {
6926     updatedelegate_ = delegate;
6927 }
6928
6929 - (UIView *) transitionView {
6930     if ([self respondsToSelector:@selector(_transitionView)])
6931         return [self _transitionView];
6932     else
6933         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6934 }
6935
6936 - (void) dropBar:(BOOL)animated {
6937     if (dropped_)
6938         return;
6939     dropped_ = true;
6940
6941     UIView *transition([self transitionView]);
6942     [[self view] addSubview:refreshbar_];
6943
6944     CGRect barframe([refreshbar_ frame]);
6945
6946     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6947         barframe.origin.y = CYStatusBarHeight();
6948     else
6949         barframe.origin.y = 0;
6950
6951     [refreshbar_ setFrame:barframe];
6952
6953     if (animated)
6954         [UIView beginAnimations:nil context:NULL];
6955
6956     CGRect viewframe = [transition frame];
6957     viewframe.origin.y += barframe.size.height;
6958     viewframe.size.height -= barframe.size.height;
6959     [transition setFrame:viewframe];
6960
6961     if (animated)
6962         [UIView commitAnimations];
6963
6964     // Ensure bar has the proper width for our view, it might have changed
6965     barframe.size.width = viewframe.size.width;
6966     [refreshbar_ setFrame:barframe];
6967 }
6968
6969 - (void) raiseBar:(BOOL)animated {
6970     if (!dropped_)
6971         return;
6972     dropped_ = false;
6973
6974     UIView *transition([self transitionView]);
6975     [refreshbar_ removeFromSuperview];
6976
6977     CGRect barframe([refreshbar_ frame]);
6978
6979     if (animated)
6980         [UIView beginAnimations:nil context:NULL];
6981
6982     CGRect viewframe = [transition frame];
6983     viewframe.origin.y -= barframe.size.height;
6984     viewframe.size.height += barframe.size.height;
6985     [transition setFrame:viewframe];
6986
6987     if (animated)
6988         [UIView commitAnimations];
6989 }
6990
6991 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6992     bool dropped(dropped_);
6993
6994     if (dropped)
6995         [self raiseBar:NO];
6996
6997     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6998
6999     if (dropped)
7000         [self dropBar:NO];
7001 }
7002
7003 - (void) statusBarFrameChanged:(NSNotification *)notification {
7004     if (dropped_) {
7005         [self raiseBar:NO];
7006         [self dropBar:NO];
7007     }
7008 }
7009
7010 @end
7011 /* }}} */
7012
7013 /* Cydia Navigation Controller Implementation {{{ */
7014 @implementation UINavigationController (Cydia)
7015
7016 - (NSArray *) navigationURLCollection {
7017     NSMutableArray *stack([NSMutableArray array]);
7018
7019     for (CyteViewController *controller in [self viewControllers]) {
7020         NSString *url = [[controller navigationURL] absoluteString];
7021         if (url != nil)
7022             [stack addObject:url];
7023     }
7024
7025     return stack;
7026 }
7027
7028 - (void) reloadData {
7029     [super reloadData];
7030
7031     UIViewController *visible([self visibleViewController]);
7032     if (visible != nil)
7033         [visible reloadData];
7034
7035     // on the iPad, this view controller is ALSO visible. :(
7036     if (IsWildcat_)
7037         if (UIViewController *top = [self topViewController])
7038             if (top != visible)
7039                 [top reloadData];
7040 }
7041
7042 - (void) unloadData {
7043     for (CyteViewController *page in [self viewControllers])
7044         [page unloadData];
7045
7046     [super unloadData];
7047 }
7048
7049 @end
7050 /* }}} */
7051
7052 /* Cydia:// Protocol {{{ */
7053 @interface CydiaURLProtocol : NSURLProtocol {
7054 }
7055
7056 @end
7057
7058 @implementation CydiaURLProtocol
7059
7060 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7061     NSURL *url([request URL]);
7062     if (url == nil)
7063         return NO;
7064
7065     NSString *scheme([[url scheme] lowercaseString]);
7066     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7067         return YES;
7068     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7069         return YES;
7070
7071     return NO;
7072 }
7073
7074 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7075     return request;
7076 }
7077
7078 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7079     id<NSURLProtocolClient> client([self client]);
7080     if (icon == nil)
7081         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7082     else {
7083         NSData *data(UIImagePNGRepresentation(icon));
7084
7085         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7086         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7087         [client URLProtocol:self didLoadData:data];
7088         [client URLProtocolDidFinishLoading:self];
7089     }
7090 }
7091
7092 - (void) startLoading {
7093     id<NSURLProtocolClient> client([self client]);
7094     NSURLRequest *request([self request]);
7095
7096     NSURL *url([request URL]);
7097     NSString *href([url absoluteString]);
7098     NSString *scheme([[url scheme] lowercaseString]);
7099
7100     NSString *path;
7101
7102     if ([scheme isEqualToString:@"cydia"])
7103         path = [href substringFromIndex:8];
7104     else if ([scheme isEqualToString:@"about"])
7105         path = [href substringFromIndex:12];
7106     else _assert(false);
7107
7108     NSRange slash([path rangeOfString:@"/"]);
7109
7110     NSString *command;
7111     if (slash.location == NSNotFound) {
7112         command = path;
7113         path = nil;
7114     } else {
7115         command = [path substringToIndex:slash.location];
7116         path = [path substringFromIndex:(slash.location + 1)];
7117     }
7118
7119     Database *database([Database sharedInstance]);
7120
7121     if ([command isEqualToString:@"package-icon"]) {
7122         if (path == nil)
7123             goto fail;
7124         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7125         Package *package([database packageWithName:path]);
7126         if (package == nil)
7127             goto fail;
7128         [package parse];
7129         UIImage *icon([package icon]);
7130         [self _returnPNGWithImage:icon forRequest:request];
7131     } else if ([command isEqualToString:@"uikit-image"]) {
7132         if (path == nil)
7133             goto fail;
7134         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7135         UIImage *icon(_UIImageWithName(path));
7136         [self _returnPNGWithImage:icon forRequest:request];
7137     } else if ([command isEqualToString:@"section-icon"]) {
7138         if (path == nil)
7139             goto fail;
7140         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7141         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7142         if (icon == nil)
7143             icon = [UIImage applicationImageNamed:@"unknown.png"];
7144         [self _returnPNGWithImage:icon forRequest:request];
7145     } else fail: {
7146         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7147     }
7148 }
7149
7150 - (void) stopLoading {
7151 }
7152
7153 @end
7154 /* }}} */
7155
7156 /* Section Controller {{{ */
7157 @interface SectionController : FilteredPackageListController {
7158     _H<NSString> section_;
7159 }
7160
7161 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7162
7163 @end
7164
7165 @implementation SectionController
7166
7167 - (NSURL *) navigationURL {
7168     NSString *name = section_;
7169     if (name == nil)
7170         name = @"all";
7171
7172     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7173 }
7174
7175 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7176     NSString *title;
7177     if (name == nil)
7178         title = UCLocalize("ALL_PACKAGES");
7179     else if (![name isEqual:@""])
7180         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7181     else
7182         title = UCLocalize("NO_SECTION");
7183
7184     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7185         section_ = name;
7186     } return self;
7187 }
7188
7189 @end
7190 /* }}} */
7191 /* Sections Controller {{{ */
7192 @interface SectionsController : CyteViewController <
7193     UITableViewDataSource,
7194     UITableViewDelegate
7195 > {
7196     _transient Database *database_;
7197     _H<NSMutableArray> sections_;
7198     _H<NSMutableArray> filtered_;
7199     _H<UITableView, 2> list_;
7200 }
7201
7202 - (id) initWithDatabase:(Database *)database;
7203 - (void) editButtonClicked;
7204
7205 @end
7206
7207 @implementation SectionsController
7208
7209 - (NSURL *) navigationURL {
7210     return [NSURL URLWithString:@"cydia://sections"];
7211 }
7212
7213 - (void) updateNavigationItem {
7214     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7215     if ([sections_ count] == 0) {
7216         [[self navigationItem] setRightBarButtonItem:nil];
7217     } else {
7218         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7219             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7220             target:self
7221             action:@selector(editButtonClicked)
7222         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7223     }
7224 }
7225
7226 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7227     [super setEditing:editing animated:animated];
7228
7229     if (editing)
7230         [list_ reloadData];
7231     else
7232         [delegate_ updateData];
7233
7234     [self updateNavigationItem];
7235 }
7236
7237 - (void) viewDidAppear:(BOOL)animated {
7238     [super viewDidAppear:animated];
7239     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7240 }
7241
7242 - (void) viewWillDisappear:(BOOL)animated {
7243     [super viewWillDisappear:animated];
7244     if ([self isEditing]) [self setEditing:NO];
7245 }
7246
7247 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7248     Section *section = nil;
7249     int index = [indexPath row];
7250     if (![self isEditing]) {
7251         index -= 1;
7252         if (index >= 0)
7253             section = [filtered_ objectAtIndex:index];
7254     } else {
7255         section = [sections_ objectAtIndex:index];
7256     }
7257     return section;
7258 }
7259
7260 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7261     if ([self isEditing])
7262         return [sections_ count];
7263     else
7264         return [filtered_ count] + 1;
7265 }
7266
7267 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7268     return 45.0f;
7269 }*/
7270
7271 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7272     static NSString *reuseIdentifier = @"SectionCell";
7273
7274     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7275     if (cell == nil)
7276         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7277
7278     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7279
7280     return cell;
7281 }
7282
7283 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7284     if ([self isEditing])
7285         return;
7286
7287     Section *section = [self sectionAtIndexPath:indexPath];
7288
7289     SectionController *controller = [[[SectionController alloc]
7290         initWithDatabase:database_
7291         section:[section name]
7292     ] autorelease];
7293     [controller setDelegate:delegate_];
7294
7295     [[self navigationController] pushViewController:controller animated:YES];
7296 }
7297
7298 - (void) loadView {
7299     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7300
7301     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7302     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7303     [list_ setRowHeight:45.0f];
7304     [(UITableView *) list_ setDataSource:self];
7305     [list_ setDelegate:self];
7306     [[self view] addSubview:list_];
7307 }
7308
7309 - (void) viewDidLoad {
7310     [super viewDidLoad];
7311
7312     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7313 }
7314
7315 - (void) releaseSubviews {
7316     list_ = nil;
7317
7318     sections_ = nil;
7319     filtered_ = nil;
7320
7321     [super releaseSubviews];
7322 }
7323
7324 - (id) initWithDatabase:(Database *)database {
7325     if ((self = [super init]) != nil) {
7326         database_ = database;
7327     } return self;
7328 }
7329
7330 - (void) reloadData {
7331     [super reloadData];
7332
7333     NSArray *packages = [database_ packages];
7334
7335     sections_ = [NSMutableArray arrayWithCapacity:16];
7336     filtered_ = [NSMutableArray arrayWithCapacity:16];
7337
7338     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7339
7340     _trace();
7341     for (Package *package in packages) {
7342         NSString *name([package section]);
7343         NSString *key(name == nil ? @"" : name);
7344
7345         Section *section;
7346
7347         _profile(SectionsView$reloadData$Section)
7348             section = [sections objectForKey:key];
7349             if (section == nil) {
7350                 _profile(SectionsView$reloadData$Section$Allocate)
7351                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7352                     [sections setObject:section forKey:key];
7353                 _end
7354             }
7355         _end
7356
7357         [section addToCount];
7358
7359         _profile(SectionsView$reloadData$Filter)
7360             if (![package valid] || ![package visible])
7361                 continue;
7362         _end
7363
7364         [section addToRow];
7365     }
7366     _trace();
7367
7368     [sections_ addObjectsFromArray:[sections allValues]];
7369
7370     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7371
7372     for (Section *section in (id) sections_) {
7373         size_t count([section row]);
7374         if (count == 0)
7375             continue;
7376
7377         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7378         [section setCount:count];
7379         [filtered_ addObject:section];
7380     }
7381
7382     [self updateNavigationItem];
7383     [list_ reloadData];
7384     _trace();
7385 }
7386
7387 - (void) editButtonClicked {
7388     [self setEditing:![self isEditing] animated:YES];
7389 }
7390
7391 @end
7392 /* }}} */
7393
7394 /* Changes Controller {{{ */
7395 @interface ChangesController : CyteViewController <
7396     UITableViewDataSource,
7397     UITableViewDelegate
7398 > {
7399     _transient Database *database_;
7400     unsigned era_;
7401     _H<NSArray> packages_;
7402     _H<NSMutableArray> sections_;
7403     _H<UITableView, 2> list_;
7404     unsigned upgrades_;
7405 }
7406
7407 - (id) initWithDatabase:(Database *)database;
7408
7409 @end
7410
7411 @implementation ChangesController
7412
7413 - (NSURL *) navigationURL {
7414     return [NSURL URLWithString:@"cydia://changes"];
7415 }
7416
7417 - (void) viewDidAppear:(BOOL)animated {
7418     [super viewDidAppear:animated];
7419     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7420 }
7421
7422 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7423     NSInteger count([sections_ count]);
7424     return count == 0 ? 1 : count;
7425 }
7426
7427 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7428     if ([sections_ count] == 0)
7429         return nil;
7430     return [[sections_ objectAtIndex:section] name];
7431 }
7432
7433 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7434     if ([sections_ count] == 0)
7435         return 0;
7436     return [[sections_ objectAtIndex:section] count];
7437 }
7438
7439 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7440 @synchronized (database_) {
7441     if ([database_ era] != era_)
7442         return nil;
7443
7444     NSUInteger sectionIndex([path section]);
7445     if (sectionIndex >= [sections_ count])
7446         return nil;
7447     Section *section([sections_ objectAtIndex:sectionIndex]);
7448     NSInteger row([path row]);
7449     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7450 } }
7451
7452 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7453     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7454     if (cell == nil)
7455         cell = [[[PackageCell alloc] init] autorelease];
7456
7457     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7458     [cell setPackage:package asSummary:false];
7459     return cell;
7460 }
7461
7462 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7463     Package *package([self packageAtIndexPath:path]);
7464     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7465     [view setDelegate:delegate_];
7466     [[self navigationController] pushViewController:view animated:YES];
7467     return path;
7468 }
7469
7470 - (void) refreshButtonClicked {
7471     [delegate_ beginUpdate];
7472     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7473 }
7474
7475 - (void) upgradeButtonClicked {
7476     [delegate_ distUpgrade];
7477     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7478 }
7479
7480 - (void) loadView {
7481     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7482
7483     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7484     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7485     [list_ setRowHeight:73];
7486     [(UITableView *) list_ setDataSource:self];
7487     [list_ setDelegate:self];
7488     [[self view] addSubview:list_];
7489 }
7490
7491 - (void) viewDidLoad {
7492     [super viewDidLoad];
7493
7494     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7495 }
7496
7497 - (void) releaseSubviews {
7498     list_ = nil;
7499
7500     packages_ = nil;
7501     sections_ = nil;
7502
7503     [super releaseSubviews];
7504 }
7505
7506 - (id) initWithDatabase:(Database *)database {
7507     if ((self = [super init]) != nil) {
7508         database_ = database;
7509     } return self;
7510 }
7511
7512 - (NSMutableArray *) _reloadPackages {
7513 @synchronized (database_) {
7514     era_ = [database_ era];
7515     NSArray *packages([database_ packages]);
7516
7517     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7518
7519     _trace();
7520     _profile(ChangesController$_reloadPackages$Filter)
7521         for (Package *package in packages)
7522             if ([package upgradableAndEssential:YES] || [package visible])
7523                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7524     _end
7525     _trace();
7526     _profile(ChangesController$_reloadPackages$radixSort)
7527         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7528     _end
7529     _trace();
7530
7531     return filtered;
7532 } }
7533
7534 - (void) _reloadData {
7535     NSArray *packages;
7536
7537   reload:
7538     if (true) {
7539         UIProgressHUD *hud([delegate_ addProgressHUD]);
7540         [hud setText:UCLocalize("LOADING")];
7541         //NSLog(@"HUD:%@::%@", delegate_, hud);
7542         packages = [self yieldToSelector:@selector(_reloadPackages)];
7543         [delegate_ removeProgressHUD:hud];
7544     } else {
7545         packages = [self _reloadPackages];
7546     }
7547
7548 @synchronized (database_) {
7549     if (era_ != [database_ era])
7550         goto reload;
7551
7552     packages_ = packages;
7553     sections_ = [NSMutableArray arrayWithCapacity:16];
7554
7555     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7556     Section *ignored = nil;
7557     Section *section = nil;
7558     time_t last = 0;
7559
7560     upgrades_ = 0;
7561     bool unseens = false;
7562
7563     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7564
7565     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7566         Package *package = [packages_ objectAtIndex:offset];
7567
7568         BOOL uae = [package upgradableAndEssential:YES];
7569
7570         if (!uae) {
7571             unseens = true;
7572             time_t seen([package seen]);
7573
7574             if (section == nil || last != seen) {
7575                 last = seen;
7576
7577                 NSString *name;
7578                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7579                 [name autorelease];
7580
7581                 _profile(ChangesController$reloadData$Allocate)
7582                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7583                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7584                     [sections_ addObject:section];
7585                 _end
7586             }
7587
7588             [section addToCount];
7589         } else if ([package ignored]) {
7590             if (ignored == nil) {
7591                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7592             }
7593             [ignored addToCount];
7594         } else {
7595             ++upgrades_;
7596             [upgradable addToCount];
7597         }
7598     }
7599     _trace();
7600
7601     CFRelease(formatter);
7602
7603     if (unseens) {
7604         Section *last = [sections_ lastObject];
7605         size_t count = [last count];
7606         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7607         [sections_ removeLastObject];
7608     }
7609
7610     if ([ignored count] != 0)
7611         [sections_ insertObject:ignored atIndex:0];
7612     if (upgrades_ != 0)
7613         [sections_ insertObject:upgradable atIndex:0];
7614
7615     [list_ reloadData];
7616
7617     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7618         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7619         style:UIBarButtonItemStylePlain
7620         target:self
7621         action:@selector(upgradeButtonClicked)
7622     ] autorelease]) animated:YES];
7623
7624     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7625         initWithTitle:UCLocalize("REFRESH")
7626         style:UIBarButtonItemStylePlain
7627         target:self
7628         action:@selector(refreshButtonClicked)
7629     ] autorelease]) animated:YES];
7630
7631     PrintTimes();
7632 } }
7633
7634 - (void) reloadData {
7635     [super reloadData];
7636     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7637 }
7638
7639 @end
7640 /* }}} */
7641 /* Search Controller {{{ */
7642 @interface SearchController : FilteredPackageListController <
7643     UISearchBarDelegate
7644 > {
7645     _H<UISearchBar, 1> search_;
7646     BOOL searchloaded_;
7647 }
7648
7649 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7650 - (void) reloadData;
7651
7652 @end
7653
7654 @implementation SearchController
7655
7656 - (NSURL *) navigationURL {
7657     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7658         return [NSURL URLWithString:@"cydia://search"];
7659     else
7660         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7661 }
7662
7663 - (void) useSearch {
7664     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7665     [self clearData];
7666     [self reloadData];
7667 }
7668
7669 - (void) viewWillAppear:(BOOL)animated {
7670     [super viewWillAppear:animated];
7671
7672     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7673         [self useSearch];
7674 }
7675
7676 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7677     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7678     [self clearData];
7679     [self reloadData];
7680 }
7681
7682 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7683     [search_ resignFirstResponder];
7684     [self useSearch];
7685 }
7686
7687 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7688     [search_ setText:@""];
7689     [self searchBarButtonClicked:searchBar];
7690 }
7691
7692 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7693     [self searchBarButtonClicked:searchBar];
7694 }
7695
7696 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7697     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7698     [self reloadData];
7699 }
7700
7701 - (bool) shouldYield {
7702     return YES;
7703 }
7704
7705 - (bool) shouldBlock {
7706     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7707 }
7708
7709 - (bool) isSummarized {
7710     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7711 }
7712
7713 - (bool) showsSections {
7714     return false;
7715 }
7716
7717 - (NSMutableArray *) _reloadPackages {
7718     NSMutableArray *packages([super _reloadPackages]);
7719     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7720         [packages radixSortUsingSelector:@selector(rank)];
7721     return packages;
7722 }
7723
7724 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7725     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7726         search_ = [[[UISearchBar alloc] init] autorelease];
7727         [search_ setDelegate:self];
7728
7729         if (query != nil)
7730             [search_ setText:query];
7731     } return self;
7732 }
7733
7734 - (void) viewDidAppear:(BOOL)animated {
7735     [super viewDidAppear:animated];
7736
7737     if (!searchloaded_) {
7738         searchloaded_ = YES;
7739         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7740         [search_ layoutSubviews];
7741         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7742
7743         UITextField *textField;
7744         if ([search_ respondsToSelector:@selector(searchField)])
7745             textField = [search_ searchField];
7746         else
7747             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7748
7749         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7750         [textField setEnablesReturnKeyAutomatically:NO];
7751         [[self navigationItem] setTitleView:textField];
7752     }
7753 }
7754
7755 - (void) reloadData {
7756     id object([search_ text]);
7757     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7758         object = [object componentsSeparatedByString:@" "];
7759
7760     [self setObject:object];
7761     [self resetCursor];
7762
7763     [super reloadData];
7764 }
7765
7766 - (void) didSelectPackage:(Package *)package {
7767     [search_ resignFirstResponder];
7768     [super didSelectPackage:package];
7769 }
7770
7771 @end
7772 /* }}} */
7773 /* Package Settings Controller {{{ */
7774 @interface PackageSettingsController : CyteViewController <
7775     UITableViewDataSource,
7776     UITableViewDelegate
7777 > {
7778     _transient Database *database_;
7779     _H<NSString> name_;
7780     _H<Package> package_;
7781     _H<UITableView, 2> table_;
7782     _H<UISwitch> subscribedSwitch_;
7783     _H<UISwitch> ignoredSwitch_;
7784     _H<UITableViewCell> subscribedCell_;
7785     _H<UITableViewCell> ignoredCell_;
7786 }
7787
7788 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7789
7790 @end
7791
7792 @implementation PackageSettingsController
7793
7794 - (NSURL *) navigationURL {
7795     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7796 }
7797
7798 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7799     if (package_ == nil)
7800         return 0;
7801
7802     if ([package_ installed] == nil)
7803         return 1;
7804     else
7805         return 2;
7806 }
7807
7808 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7809     if (package_ == nil)
7810         return 0;
7811
7812     // both sections contain just one item right now.
7813     return 1;
7814 }
7815
7816 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7817     return nil;
7818 }
7819
7820 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7821     if (section == 0)
7822         return UCLocalize("SHOW_ALL_CHANGES_EX");
7823     else
7824         return UCLocalize("IGNORE_UPGRADES_EX");
7825 }
7826
7827 - (void) onSubscribed:(id)control {
7828     bool value([control isOn]);
7829     if (package_ == nil)
7830         return;
7831     if ([package_ setSubscribed:value])
7832         [delegate_ updateData];
7833 }
7834
7835 - (void) _updateIgnored {
7836     const char *package([name_ UTF8String]);
7837     bool on([ignoredSwitch_ isOn]);
7838
7839     pid_t pid(ExecFork());
7840     if (pid == 0) {
7841         FILE *dpkg(popen("dpkg --set-selections", "w"));
7842         fwrite(package, strlen(package), 1, dpkg);
7843
7844         if (on)
7845             fwrite(" hold\n", 6, 1, dpkg);
7846         else
7847             fwrite(" install\n", 9, 1, dpkg);
7848
7849         pclose(dpkg);
7850
7851         exit(0);
7852         _assert(false);
7853     }
7854
7855     _forever {
7856         int status;
7857         int result(waitpid(pid, &status, 0));
7858
7859         if (result != -1) {
7860             _assert(result == pid);
7861             break;
7862         }
7863     }
7864 }
7865
7866 - (void) onIgnored:(id)control {
7867     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7868     [invocation setTarget:self];
7869     [invocation setSelector:@selector(_updateIgnored)];
7870
7871     [delegate_ reloadDataWithInvocation:invocation];
7872 }
7873
7874 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7875     if (package_ == nil)
7876         return nil;
7877
7878     switch ([indexPath section]) {
7879         case 0: return subscribedCell_;
7880         case 1: return ignoredCell_;
7881
7882         _nodefault
7883     }
7884
7885     return nil;
7886 }
7887
7888 - (void) loadView {
7889     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7890
7891     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7892     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7893     [(UITableView *) table_ setDataSource:self];
7894     [table_ setDelegate:self];
7895     [[self view] addSubview:table_];
7896
7897     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7898     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7899     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7900
7901     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7902     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7903     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7904
7905     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7906     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7907     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7908     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7909
7910     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7911     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7912     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7913     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7914 }
7915
7916 - (void) viewDidLoad {
7917     [super viewDidLoad];
7918
7919     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7920 }
7921
7922 - (void) releaseSubviews {
7923     ignoredCell_ = nil;
7924     subscribedCell_ = nil;
7925     table_ = nil;
7926     ignoredSwitch_ = nil;
7927     subscribedSwitch_ = nil;
7928
7929     [super releaseSubviews];
7930 }
7931
7932 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7933     if ((self = [super init]) != nil) {
7934         database_ = database;
7935         name_ = package;
7936     } return self;
7937 }
7938
7939 - (void) reloadData {
7940     [super reloadData];
7941
7942     package_ = [database_ packageWithName:name_];
7943
7944     if (package_ != nil) {
7945         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7946         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7947     } // XXX: what now, G?
7948
7949     [table_ reloadData];
7950 }
7951
7952 @end
7953 /* }}} */
7954
7955 /* Installed Controller {{{ */
7956 @interface InstalledController : FilteredPackageListController {
7957     BOOL expert_;
7958 }
7959
7960 - (id) initWithDatabase:(Database *)database;
7961
7962 - (void) updateRoleButton;
7963 - (void) queueStatusDidChange;
7964
7965 @end
7966
7967 @implementation InstalledController
7968
7969 - (NSURL *) navigationURL {
7970     return [NSURL URLWithString:@"cydia://installed"];
7971 }
7972
7973 - (id) initWithDatabase:(Database *)database {
7974     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7975         [self updateRoleButton];
7976         [self queueStatusDidChange];
7977     } return self;
7978 }
7979
7980 #if !AlwaysReload
7981 - (void) queueButtonClicked {
7982     [delegate_ queue];
7983 }
7984 #endif
7985
7986 - (void) queueStatusDidChange {
7987 #if !AlwaysReload
7988     if (IsWildcat_) {
7989         if (Queuing_) {
7990             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7991                 initWithTitle:UCLocalize("QUEUE")
7992                 style:UIBarButtonItemStyleDone
7993                 target:self
7994                 action:@selector(queueButtonClicked)
7995             ] autorelease]];
7996         } else {
7997             [[self navigationItem] setLeftBarButtonItem:nil];
7998         }
7999     }
8000 #endif
8001 }
8002
8003 - (void) updateRoleButton {
8004     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8005         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8006             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8007             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8008             target:self
8009             action:@selector(roleButtonClicked)
8010         ] autorelease]];
8011 }
8012
8013 - (void) roleButtonClicked {
8014     [self setObject:[NSNumber numberWithBool:expert_]];
8015     [self reloadData];
8016     expert_ = !expert_;
8017
8018     [self updateRoleButton];
8019 }
8020
8021 @end
8022 /* }}} */
8023
8024 /* Source Cell {{{ */
8025 @interface SourceCell : CyteTableViewCell <
8026     CyteTableViewCellDelegate
8027 > {
8028     _H<UIImage> icon_;
8029     _H<NSString> origin_;
8030     _H<NSString> label_;
8031 }
8032
8033 - (void) setSource:(Source *)source;
8034
8035 @end
8036
8037 @implementation SourceCell
8038
8039 - (void) _setImage:(UIImage *)image {
8040     icon_ = image;
8041     [content_ setNeedsDisplay];
8042 }
8043
8044 - (void) _setSource:(NSURL *) url {
8045     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8046
8047     if (NSData *data = [NSURLConnection
8048         sendSynchronousRequest:[NSURLRequest
8049             requestWithURL:url
8050             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8051             //timeoutInterval:5
8052         ]
8053
8054         returningResponse:NULL
8055         error:NULL
8056     ])
8057         if (UIImage *image = [UIImage imageWithData:data])
8058             [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8059
8060     [pool release];
8061 }
8062
8063 - (void) setSource:(Source *)source {
8064     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8065
8066     origin_ = [source name];
8067     label_ = [source rooturi];
8068
8069     [content_ setNeedsDisplay];
8070
8071     if (NSURL *url = [source iconURL])
8072         [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url];
8073 }
8074
8075 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8076     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8077         UIView *content([self contentView]);
8078         CGRect bounds([content bounds]);
8079
8080         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8081         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8082         [content_ setBackgroundColor:[UIColor whiteColor]];
8083         [content addSubview:content_];
8084
8085         [content_ setDelegate:self];
8086         [content_ setOpaque:YES];
8087
8088         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8089     } return self;
8090 }
8091
8092 - (NSString *) accessibilityLabel {
8093     return label_;
8094 }
8095
8096 - (void) drawContentRect:(CGRect)rect {
8097     bool highlighted(highlighted_);
8098     float width(rect.size.width);
8099
8100     if (icon_ != nil)
8101         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8102
8103     if (highlighted)
8104         UISetColor(White_);
8105
8106     if (!highlighted)
8107         UISetColor(Black_);
8108     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8109
8110     if (!highlighted)
8111         UISetColor(Blue_);
8112     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8113 }
8114
8115 @end
8116 /* }}} */
8117 /* Source Controller {{{ */
8118 @interface SourceController : FilteredPackageListController {
8119     _transient Source *source_;
8120     _H<NSString> key_;
8121 }
8122
8123 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8124
8125 @end
8126
8127 @implementation SourceController
8128
8129 - (NSURL *) navigationURL {
8130     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8131 }
8132
8133 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8134     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8135         source_ = source;
8136         key_ = [source key];
8137     } return self;
8138 }
8139
8140 - (void) reloadData {
8141     source_ = [database_ sourceWithKey:key_];
8142     key_ = [source_ key];
8143     [self setObject:source_];
8144
8145     [[self navigationItem] setTitle:[source_ label]];
8146
8147     [super reloadData];
8148 }
8149
8150 @end
8151 /* }}} */
8152 /* Sources Controller {{{ */
8153 @interface SourcesController : CyteViewController <
8154     UITableViewDataSource,
8155     UITableViewDelegate
8156 > {
8157     _transient Database *database_;
8158     _H<UITableView, 2> list_;
8159     _H<NSMutableArray> sources_;
8160     int offset_;
8161
8162     _H<NSString> href_;
8163     _H<UIProgressHUD> hud_;
8164     _H<NSError> error_;
8165
8166     //NSURLConnection *installer_;
8167     NSURLConnection *trivial_;
8168     NSURLConnection *trivial_bz2_;
8169     NSURLConnection *trivial_gz_;
8170     //NSURLConnection *automatic_;
8171
8172     BOOL cydia_;
8173 }
8174
8175 - (id) initWithDatabase:(Database *)database;
8176 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8177
8178 @end
8179
8180 @implementation SourcesController
8181
8182 - (void) _releaseConnection:(NSURLConnection *)connection {
8183     if (connection != nil) {
8184         [connection cancel];
8185         //[connection setDelegate:nil];
8186         [connection release];
8187     }
8188 }
8189
8190 - (void) dealloc {
8191     //[self _releaseConnection:installer_];
8192     [self _releaseConnection:trivial_];
8193     [self _releaseConnection:trivial_gz_];
8194     [self _releaseConnection:trivial_bz2_];
8195     //[self _releaseConnection:automatic_];
8196
8197     [super dealloc];
8198 }
8199
8200 - (NSURL *) navigationURL {
8201     return [NSURL URLWithString:@"cydia://sources"];
8202 }
8203
8204 - (void) viewDidAppear:(BOOL)animated {
8205     [super viewDidAppear:animated];
8206     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8207 }
8208
8209 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8210     return 1;
8211 }
8212
8213 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8214     return nil;
8215 }
8216
8217 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8218     return [sources_ count];
8219 }
8220
8221 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8222     return [sources_ objectAtIndex:[indexPath row]];
8223 }
8224
8225 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8226     static NSString *cellIdentifier = @"SourceCell";
8227
8228     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8229     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8230     [cell setSource:[self sourceAtIndexPath:indexPath]];
8231     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8232
8233     return cell;
8234 }
8235
8236 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8237     Source *source = [self sourceAtIndexPath:indexPath];
8238
8239     SourceController *controller = [[[SourceController alloc]
8240         initWithDatabase:database_
8241         source:source
8242     ] autorelease];
8243
8244     [controller setDelegate:delegate_];
8245
8246     [[self navigationController] pushViewController:controller animated:YES];
8247 }
8248
8249 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8250     Source *source = [self sourceAtIndexPath:indexPath];
8251     return [source record] != nil;
8252 }
8253
8254 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8255     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8256         Source *source = [self sourceAtIndexPath:indexPath];
8257         [Sources_ removeObjectForKey:[source key]];
8258         [delegate_ syncData];
8259     }
8260 }
8261
8262 - (void) complete {
8263     [delegate_ addTrivialSource:href_];
8264     [delegate_ syncData];
8265 }
8266
8267 - (NSString *) getWarning {
8268     NSString *href(href_);
8269     NSRange colon([href rangeOfString:@"://"]);
8270     if (colon.location != NSNotFound)
8271         href = [href substringFromIndex:(colon.location + 3)];
8272     href = [href stringByAddingPercentEscapes];
8273     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8274     href = [href stringByCachingURLWithCurrentCDN];
8275
8276     NSURL *url([NSURL URLWithString:href]);
8277
8278     NSStringEncoding encoding;
8279     NSError *error(nil);
8280
8281     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8282         return [warning length] == 0 ? nil : warning;
8283     return nil;
8284 }
8285
8286 - (void) _endConnection:(NSURLConnection *)connection {
8287     // XXX: the memory management in this method is horribly awkward
8288
8289     NSURLConnection **field = NULL;
8290     if (connection == trivial_)
8291         field = &trivial_;
8292     else if (connection == trivial_bz2_)
8293         field = &trivial_bz2_;
8294     else if (connection == trivial_gz_)
8295         field = &trivial_gz_;
8296     _assert(field != NULL);
8297     [connection release];
8298     *field = nil;
8299
8300     if (
8301         trivial_ == nil &&
8302         trivial_bz2_ == nil &&
8303         trivial_gz_ == nil
8304     ) {
8305         [delegate_ releaseNetworkActivityIndicator];
8306
8307         [delegate_ removeProgressHUD:hud_];
8308         hud_ = nil;
8309
8310         bool defer(false);
8311
8312         if (cydia_) {
8313             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8314                 defer = true;
8315
8316                 UIAlertView *alert = [[[UIAlertView alloc]
8317                     initWithTitle:UCLocalize("SOURCE_WARNING")
8318                     message:warning
8319                     delegate:self
8320                     cancelButtonTitle:UCLocalize("CANCEL")
8321                     otherButtonTitles:
8322                         UCLocalize("ADD_ANYWAY"),
8323                     nil
8324                 ] autorelease];
8325
8326                 [alert setContext:@"warning"];
8327                 [alert setNumberOfRows:1];
8328                 [alert show];
8329             } else
8330                 [self complete];
8331         } else if (error_ != nil) {
8332             UIAlertView *alert = [[[UIAlertView alloc]
8333                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8334                 message:[error_ localizedDescription]
8335                 delegate:self
8336                 cancelButtonTitle:UCLocalize("OK")
8337                 otherButtonTitles:nil
8338             ] autorelease];
8339
8340             [alert setContext:@"urlerror"];
8341             [alert show];
8342         } else {
8343             UIAlertView *alert = [[[UIAlertView alloc]
8344                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8345                 message:UCLocalize("NOT_REPOSITORY_EX")
8346                 delegate:self
8347                 cancelButtonTitle:UCLocalize("OK")
8348                 otherButtonTitles:nil
8349             ] autorelease];
8350
8351             [alert setContext:@"trivial"];
8352             [alert show];
8353         }
8354
8355         href_ = nil;
8356         error_ = nil;
8357     }
8358 }
8359
8360 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8361     switch ([response statusCode]) {
8362         case 200:
8363             cydia_ = YES;
8364     }
8365 }
8366
8367 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8368     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8369     error_ = error;
8370     [self _endConnection:connection];
8371 }
8372
8373 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8374     [self _endConnection:connection];
8375 }
8376
8377 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8378     NSURL *url([NSURL URLWithString:href]);
8379
8380     NSMutableURLRequest *request = [NSMutableURLRequest
8381         requestWithURL:url
8382         cachePolicy:NSURLRequestUseProtocolCachePolicy
8383         timeoutInterval:120.0
8384     ];
8385
8386     [request setHTTPMethod:method];
8387
8388     if (Machine_ != NULL)
8389         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8390
8391     if ([url isCydiaSecure]) {
8392         if (UniqueID_ != nil) {
8393             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8394             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8395         }
8396     }
8397
8398     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8399 }
8400
8401 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8402     NSString *context([alert context]);
8403
8404     if ([context isEqualToString:@"source"]) {
8405         switch (button) {
8406             case 1: {
8407                 NSString *href = [[alert textField] text];
8408
8409                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8410
8411                 if (![href hasSuffix:@"/"])
8412                     href_ = [href stringByAppendingString:@"/"];
8413                 else
8414                     href_ = href;
8415
8416                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8417                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8418                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8419                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8420
8421                 cydia_ = false;
8422
8423                 // XXX: this is stupid
8424                 hud_ = [delegate_ addProgressHUD];
8425                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8426                 [delegate_ retainNetworkActivityIndicator];
8427             } break;
8428
8429             case 0:
8430             break;
8431
8432             _nodefault
8433         }
8434
8435         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8436     } else if ([context isEqualToString:@"trivial"])
8437         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8438     else if ([context isEqualToString:@"urlerror"])
8439         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8440     else if ([context isEqualToString:@"warning"]) {
8441         switch (button) {
8442             case 1:
8443                 [self complete];
8444             break;
8445
8446             case 0:
8447             break;
8448
8449             _nodefault
8450         }
8451
8452         href_ = nil;
8453
8454         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8455     }
8456 }
8457
8458 - (void) loadView {
8459     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8460
8461     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8462     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8463     [list_ setRowHeight:53];
8464     [(UITableView *) list_ setDataSource:self];
8465     [list_ setDelegate:self];
8466     [[self view] addSubview:list_];
8467 }
8468
8469 - (void) viewDidLoad {
8470     [super viewDidLoad];
8471
8472     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8473     [self updateButtonsForEditingStatus:NO animated:NO];
8474 }
8475
8476 - (void) releaseSubviews {
8477     list_ = nil;
8478
8479     sources_ = nil;
8480
8481     [super releaseSubviews];
8482 }
8483
8484 - (id) initWithDatabase:(Database *)database {
8485     if ((self = [super init]) != nil) {
8486         database_ = database;
8487     } return self;
8488 }
8489
8490 - (void) reloadData {
8491     [super reloadData];
8492
8493     pkgSourceList list;
8494     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8495         return;
8496
8497     sources_ = [NSMutableArray arrayWithCapacity:16];
8498     [sources_ addObjectsFromArray:[database_ sources]];
8499     _trace();
8500     [sources_ sortUsingSelector:@selector(compareByName:)];
8501     _trace();
8502
8503     int count([sources_ count]);
8504     offset_ = 0;
8505     for (int i = 0; i != count; i++) {
8506         if ([[sources_ objectAtIndex:i] record] == nil)
8507             break;
8508         offset_++;
8509     }
8510
8511     [list_ setEditing:NO];
8512     [self updateButtonsForEditingStatus:NO animated:NO];
8513     [list_ reloadData];
8514 }
8515
8516 - (void) showAddSourcePrompt {
8517     UIAlertView *alert = [[[UIAlertView alloc]
8518         initWithTitle:UCLocalize("ENTER_APT_URL")
8519         message:nil
8520         delegate:self
8521         cancelButtonTitle:UCLocalize("CANCEL")
8522         otherButtonTitles:
8523             UCLocalize("ADD_SOURCE"),
8524         nil
8525     ] autorelease];
8526
8527     [alert setContext:@"source"];
8528
8529     [alert setNumberOfRows:1];
8530     [alert addTextFieldWithValue:@"http://" label:@""];
8531
8532     UITextInputTraits *traits = [[alert textField] textInputTraits];
8533     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8534     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8535     [traits setKeyboardType:UIKeyboardTypeURL];
8536     // XXX: UIReturnKeyDone
8537     [traits setReturnKeyType:UIReturnKeyNext];
8538
8539     [alert show];
8540 }
8541
8542 - (void) addButtonClicked {
8543     [self showAddSourcePrompt];
8544 }
8545
8546 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8547     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8548         initWithTitle:UCLocalize("ADD")
8549         style:UIBarButtonItemStylePlain
8550         target:self
8551         action:@selector(addButtonClicked)
8552     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8553
8554     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8555         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8556         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8557         target:self
8558         action:@selector(editButtonClicked)
8559     ] autorelease] animated:animated];
8560
8561     if (IsWildcat_ && !editing)
8562         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8563             initWithTitle:UCLocalize("SETTINGS")
8564             style:UIBarButtonItemStylePlain
8565             target:self
8566             action:@selector(settingsButtonClicked)
8567         ] autorelease]];
8568 }
8569
8570 - (void) settingsButtonClicked {
8571     [delegate_ showSettings];
8572 }
8573
8574 - (void) editButtonClicked {
8575     [list_ setEditing:![list_ isEditing] animated:YES];
8576
8577     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8578 }
8579
8580 @end
8581 /* }}} */
8582
8583 /* Settings Controller {{{ */
8584 @interface SettingsController : CyteViewController <
8585     UITableViewDataSource,
8586     UITableViewDelegate
8587 > {
8588     _transient Database *database_;
8589     // XXX: ok, "roledelegate_"?...
8590     _transient id roledelegate_;
8591     _H<UITableView, 2> table_;
8592     _H<UISegmentedControl> segment_;
8593     _H<UIView> container_;
8594 }
8595
8596 - (void) showDoneButton;
8597 - (void) resizeSegmentedControl;
8598
8599 @end
8600
8601 @implementation SettingsController
8602
8603 - (void) loadView {
8604     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8605
8606     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8607     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8608     [table_ setDelegate:self];
8609     [(UITableView *) table_ setDataSource:self];
8610     [[self view] addSubview:table_];
8611
8612     NSArray *items = [NSArray arrayWithObjects:
8613         UCLocalize("USER"),
8614         UCLocalize("HACKER"),
8615         UCLocalize("DEVELOPER"),
8616     nil];
8617     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8618     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8619     [container_ addSubview:segment_];
8620 }
8621
8622 - (void) viewDidLoad {
8623     [super viewDidLoad];
8624
8625     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8626
8627     int index = -1;
8628     if ([Role_ isEqualToString:@"User"]) index = 0;
8629     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8630     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8631     if (index != -1) {
8632         [segment_ setSelectedSegmentIndex:index];
8633         [self showDoneButton];
8634     }
8635
8636     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8637     [self resizeSegmentedControl];
8638 }
8639
8640 - (void) releaseSubviews {
8641     table_ = nil;
8642     segment_ = nil;
8643     container_ = nil;
8644
8645     [super releaseSubviews];
8646 }
8647
8648 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8649     if ((self = [super init]) != nil) {
8650         database_ = database;
8651         roledelegate_ = delegate;
8652     } return self;
8653 }
8654
8655 - (void) resizeSegmentedControl {
8656     CGFloat width = [[self view] frame].size.width;
8657     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8658 }
8659
8660 - (void) viewWillAppear:(BOOL)animated {
8661     [super viewWillAppear:animated];
8662
8663     [self resizeSegmentedControl];
8664 }
8665
8666 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8667     [self resizeSegmentedControl];
8668 }
8669
8670 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8671     [self resizeSegmentedControl];
8672 }
8673
8674 - (void) save {
8675     NSString *role(nil);
8676
8677     switch ([segment_ selectedSegmentIndex]) {
8678         case 0: role = @"User"; break;
8679         case 1: role = @"Hacker"; break;
8680         case 2: role = @"Developer"; break;
8681
8682         _nodefault
8683     }
8684
8685     if (![role isEqualToString:Role_]) {
8686         bool rolling(Role_ == nil);
8687         Role_ = role;
8688
8689         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8690             Role_, @"Role",
8691         nil];
8692
8693         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8694         Changed_ = true;
8695
8696         if (rolling)
8697             [roledelegate_ loadData];
8698         else
8699             [roledelegate_ updateData];
8700     }
8701 }
8702
8703 - (void) segmentChanged:(UISegmentedControl *)control {
8704     [self showDoneButton];
8705 }
8706
8707 - (void) saveAndClose {
8708     [self save];
8709
8710     [[self navigationItem] setRightBarButtonItem:nil];
8711     [[self navigationController] dismissModalViewControllerAnimated:YES];
8712 }
8713
8714 - (void) doneButtonClicked {
8715     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8716     [spinner startAnimating];
8717     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8718     [[self navigationItem] setRightBarButtonItem:spinItem];
8719
8720     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8721 }
8722
8723 - (void) showDoneButton {
8724     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8725         initWithTitle:UCLocalize("DONE")
8726         style:UIBarButtonItemStyleDone
8727         target:self
8728         action:@selector(doneButtonClicked)
8729     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8730 }
8731
8732 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8733     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8734     return 6;
8735 }
8736
8737 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8738     return 0; // :(
8739 }
8740
8741 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8742     return nil; // This method is required by the protocol.
8743 }
8744
8745 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8746     if (section == 1)
8747         return UCLocalize("ROLE_EX");
8748     if (section == 4)
8749         return [NSString stringWithFormat:
8750             @"%@: %@\n%@: %@\n%@: %@",
8751             UCLocalize("USER"), UCLocalize("USER_EX"),
8752             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8753             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8754         ];
8755     else return nil;
8756 }
8757
8758 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8759     return section == 3 ? 44.0f : 0;
8760 }
8761
8762 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8763     return section == 3 ? container_ : nil;
8764 }
8765
8766 - (void) reloadData {
8767     [super reloadData];
8768
8769     [table_ reloadData];
8770 }
8771
8772 @end
8773 /* }}} */
8774 /* Stash Controller {{{ */
8775 @interface StashController : CyteViewController {
8776     _H<UIActivityIndicatorView> spinner_;
8777     _H<UILabel> status_;
8778     _H<UILabel> caption_;
8779 }
8780
8781 @end
8782
8783 @implementation StashController
8784
8785 - (void) loadView {
8786     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8787     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8788
8789     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8790     CGRect spinrect = [spinner_ frame];
8791     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8792     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8793     [spinner_ setFrame:spinrect];
8794     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8795     [[self view] addSubview:spinner_];
8796     [spinner_ startAnimating];
8797
8798     CGRect captrect;
8799     captrect.size.width = [[self view] frame].size.width;
8800     captrect.size.height = 40.0f;
8801     captrect.origin.x = 0;
8802     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8803     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8804     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8805     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8806     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8807     [caption_ setTextColor:[UIColor whiteColor]];
8808     [caption_ setBackgroundColor:[UIColor clearColor]];
8809     [caption_ setShadowColor:[UIColor blackColor]];
8810     [caption_ setTextAlignment:UITextAlignmentCenter];
8811     [[self view] addSubview:caption_];
8812
8813     CGRect statusrect;
8814     statusrect.size.width = [[self view] frame].size.width;
8815     statusrect.size.height = 30.0f;
8816     statusrect.origin.x = 0;
8817     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8818     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8819     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8820     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8821     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8822     [status_ setTextColor:[UIColor whiteColor]];
8823     [status_ setBackgroundColor:[UIColor clearColor]];
8824     [status_ setShadowColor:[UIColor blackColor]];
8825     [status_ setTextAlignment:UITextAlignmentCenter];
8826     [[self view] addSubview:status_];
8827 }
8828
8829 - (void) releaseSubviews {
8830     spinner_ = nil;
8831     status_ = nil;
8832     caption_ = nil;
8833
8834     [super releaseSubviews];
8835 }
8836
8837 @end
8838 /* }}} */
8839
8840 @interface CYURLCache : SDURLCache {
8841 }
8842
8843 @end
8844
8845 @implementation CYURLCache
8846
8847 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8848 #if !ForRelease
8849     if (false);
8850     else if ([event isEqualToString:@"no-cache"])
8851         event = @"!!!";
8852     else if ([event isEqualToString:@"store"])
8853         event = @">>>";
8854     else if ([event isEqualToString:@"invalid"])
8855         event = @"???";
8856     else if ([event isEqualToString:@"memory"])
8857         event = @"mem";
8858     else if ([event isEqualToString:@"disk"])
8859         event = @"ssd";
8860     else if ([event isEqualToString:@"miss"])
8861         event = @"---";
8862
8863     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8864 #endif
8865 }
8866
8867 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8868     if (NSURLResponse *response = [cached response])
8869         if (NSString *mime = [response MIMEType])
8870             if ([mime isEqualToString:@"text/cache-manifest"]) {
8871                 NSURL *url([response URL]);
8872
8873 #if !ForRelease
8874                 NSLog(@"###: %@", [url absoluteString]);
8875 #endif
8876
8877                 @synchronized (HostConfig_) {
8878                     [CachedURLs_ addObject:url];
8879                 }
8880             }
8881
8882     [super storeCachedResponse:cached forRequest:request];
8883 }
8884
8885 @end
8886
8887 @interface Cydia : UIApplication <
8888     ConfirmationControllerDelegate,
8889     DatabaseDelegate,
8890     CydiaDelegate,
8891     UINavigationControllerDelegate,
8892     UITabBarControllerDelegate
8893 > {
8894     _H<UIWindow> window_;
8895     _H<CYTabBarController> tabbar_;
8896     _H<CydiaLoadingViewController> emulated_;
8897
8898     _H<NSMutableArray> essential_;
8899     _H<NSMutableArray> broken_;
8900
8901     Database *database_;
8902
8903     _H<NSURL> starturl_;
8904
8905     unsigned locked_;
8906     unsigned activity_;
8907
8908     _H<StashController> stash_;
8909
8910     bool loaded_;
8911 }
8912
8913 - (void) loadData;
8914
8915 @end
8916
8917 @implementation Cydia
8918
8919 - (void) beginUpdate {
8920     [tabbar_ beginUpdate];
8921 }
8922
8923 - (BOOL) updating {
8924     return [tabbar_ updating];
8925 }
8926
8927 - (void) _loaded {
8928     if ([broken_ count] != 0) {
8929         int count = [broken_ count];
8930
8931         UIAlertView *alert = [[[UIAlertView alloc]
8932             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8933             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8934             delegate:self
8935             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8936             otherButtonTitles:
8937                 UCLocalize("TEMPORARY_IGNORE"),
8938             nil
8939         ] autorelease];
8940
8941         [alert setContext:@"fixhalf"];
8942         [alert setNumberOfRows:2];
8943         [alert show];
8944     } else if (!Ignored_ && [essential_ count] != 0) {
8945         int count = [essential_ count];
8946
8947         UIAlertView *alert = [[[UIAlertView alloc]
8948             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8949             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8950             delegate:self
8951             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8952             otherButtonTitles:
8953                 UCLocalize("UPGRADE_ESSENTIAL"),
8954                 UCLocalize("COMPLETE_UPGRADE"),
8955             nil
8956         ] autorelease];
8957
8958         [alert setContext:@"upgrade"];
8959         [alert show];
8960     }
8961 }
8962
8963 - (void) returnToCydia {
8964     [self _loaded];
8965 }
8966
8967 - (void) _saveConfig {
8968     _trace();
8969     MetaFile_.Sync();
8970     _trace();
8971
8972     if (Changed_) {
8973         NSString *error(nil);
8974
8975         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8976             _trace();
8977             NSError *error(nil);
8978             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8979                 NSLog(@"failure to save metadata data: %@", error);
8980             _trace();
8981
8982             Changed_ = false;
8983         } else {
8984             NSLog(@"failure to serialize metadata: %@", error);
8985         }
8986     }
8987
8988     WriteSources();
8989 }
8990
8991 // Navigation controller for the queuing badge.
8992 - (UINavigationController *) queueNavigationController {
8993     NSArray *controllers = [tabbar_ viewControllers];
8994     return [controllers objectAtIndex:3];
8995 }
8996
8997 - (void) unloadData {
8998     [tabbar_ unloadData];
8999 }
9000
9001 - (void) _updateData {
9002     [self _saveConfig];
9003     [self unloadData];
9004
9005     UINavigationController *navigation = [self queueNavigationController];
9006
9007     id queuedelegate = nil;
9008     if ([[navigation viewControllers] count] > 0)
9009         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9010
9011     [queuedelegate queueStatusDidChange];
9012     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9013 }
9014
9015 - (void) _refreshIfPossible:(NSDate *)update {
9016     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9017
9018     bool recently = false;
9019     if (update != nil) {
9020         NSTimeInterval interval([update timeIntervalSinceNow]);
9021         if (interval <= 0 && interval > -(15*60))
9022             recently = true;
9023     }
9024
9025     // Don't automatic refresh if:
9026     //  - We already refreshed recently.
9027     //  - We already auto-refreshed this launch.
9028     //  - Auto-refresh is disabled.
9029     if (recently || loaded_ || ManualRefresh) {
9030         // If we are cancelling, we need to make sure it knows it's already loaded.
9031         loaded_ = true;
9032
9033         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9034     } else {
9035         // We are going to load, so remember that.
9036         loaded_ = true;
9037
9038         SCNetworkReachabilityFlags flags; {
9039             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9040             SCNetworkReachabilityGetFlags(reachability, &flags);
9041             CFRelease(reachability);
9042         }
9043
9044         // XXX: this elaborate mess is what Apple is using to determine this? :(
9045         // XXX: do we care if the user has to intervene? maybe that's ok?
9046         bool reachable(
9047             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9048                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9049                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9050                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9051                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9052                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9053             )
9054         );
9055
9056         // If we can reach the server, auto-refresh!
9057         if (reachable)
9058             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9059     }
9060
9061     [pool release];
9062 }
9063
9064 - (void) refreshIfPossible {
9065     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9066 }
9067
9068 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9069 @synchronized (self) {
9070     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9071     [hud setText:UCLocalize("RELOADING_DATA")];
9072
9073     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9074
9075     if (hud != nil)
9076         [self removeProgressHUD:hud];
9077
9078     size_t changes(0);
9079
9080     [essential_ removeAllObjects];
9081     [broken_ removeAllObjects];
9082
9083     NSArray *packages([database_ packages]);
9084     for (Package *package in packages) {
9085         if ([package half])
9086             [broken_ addObject:package];
9087         if ([package upgradableAndEssential:NO]) {
9088             if ([package essential])
9089                 [essential_ addObject:package];
9090             ++changes;
9091         }
9092     }
9093
9094     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9095     if (changes != 0) {
9096         _trace();
9097         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9098         [changesItem setBadgeValue:badge];
9099         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9100         [self setApplicationIconBadgeNumber:changes];
9101     } else {
9102         _trace();
9103         [changesItem setBadgeValue:nil];
9104         [changesItem setAnimatedBadge:NO];
9105         [self setApplicationIconBadgeNumber:0];
9106     }
9107
9108     [self _updateData];
9109 } }
9110
9111 - (void) updateData {
9112     [self _updateData];
9113 }
9114
9115 - (void) update_ {
9116     [database_ update];
9117     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9118 }
9119
9120 - (void) disemulate {
9121     if (emulated_ == nil)
9122         return;
9123
9124     [window_ addSubview:[tabbar_ view]];
9125     [[emulated_ view] removeFromSuperview];
9126     emulated_ = nil;
9127     [window_ setUserInteractionEnabled:YES];
9128 }
9129
9130 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9131     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9132     if (IsWildcat_)
9133         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9134
9135     UIViewController *parent;
9136     if (emulated_ == nil)
9137         parent = tabbar_;
9138     else if (!force)
9139         parent = emulated_;
9140     else {
9141         [self disemulate];
9142         parent = tabbar_;
9143     }
9144
9145     [parent presentModalViewController:navigation animated:YES];
9146 }
9147
9148 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9149     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9150
9151     if (navigation != nil)
9152         [navigation pushViewController:progress animated:YES];
9153     else
9154         [self presentModalViewController:progress force:YES];
9155
9156     [progress invoke:invocation withTitle:title];
9157     return progress;
9158 }
9159
9160 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9161     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9162 }
9163
9164 - (void) repairWithInvocation:(NSInvocation *)invocation {
9165     _trace();
9166     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9167     _trace();
9168 }
9169
9170 - (void) repairWithSelector:(SEL)selector {
9171     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9172 }
9173
9174 - (void) reloadData {
9175     [self reloadDataWithInvocation:nil];
9176     if ([database_ progressDelegate] == nil)
9177         [self _loaded];
9178 }
9179
9180 - (void) syncData {
9181     [self _saveConfig];
9182     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9183 }
9184
9185 - (void) addSource:(NSDictionary *) source {
9186     AddSource(source);
9187 }
9188
9189 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9190     AddSource(href, distribution, sections);
9191 }
9192
9193 - (void) addTrivialSource:(NSString *)href {
9194     AddSource(href, @"./");
9195 }
9196
9197 - (void) updateValues {
9198     Changed_ = true;
9199 }
9200
9201 - (void) resolve {
9202     pkgProblemResolver *resolver = [database_ resolver];
9203
9204     resolver->InstallProtect();
9205     if (!resolver->Resolve(true))
9206         _error->Discard();
9207 }
9208
9209 - (bool) perform {
9210     // XXX: this is a really crappy way of doing this.
9211     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9212     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9213     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9214     if ([tabbar_ updating])
9215         [tabbar_ cancelUpdate];
9216
9217     if (![database_ prepare])
9218         return false;
9219
9220     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9221     [page setDelegate:self];
9222     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9223
9224     if (IsWildcat_)
9225         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9226     [tabbar_ presentModalViewController:confirm_ animated:YES];
9227
9228     return true;
9229 }
9230
9231 - (void) queue {
9232     @synchronized (self) {
9233         [self perform];
9234     }
9235 }
9236
9237 - (void) clearPackage:(Package *)package {
9238     @synchronized (self) {
9239         [package clear];
9240         [self resolve];
9241         [self perform];
9242     }
9243 }
9244
9245 - (void) installPackages:(NSArray *)packages {
9246     @synchronized (self) {
9247         for (Package *package in packages)
9248             [package install];
9249         [self resolve];
9250         [self perform];
9251     }
9252 }
9253
9254 - (void) installPackage:(Package *)package {
9255     @synchronized (self) {
9256         [package install];
9257         [self resolve];
9258         [self perform];
9259     }
9260 }
9261
9262 - (void) removePackage:(Package *)package {
9263     @synchronized (self) {
9264         [package remove];
9265         [self resolve];
9266         [self perform];
9267     }
9268 }
9269
9270 - (void) distUpgrade {
9271     @synchronized (self) {
9272         if (![database_ upgrade])
9273             return;
9274         [self perform];
9275     }
9276 }
9277
9278 - (void) perform_ {
9279     [database_ perform];
9280     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9281 }
9282
9283 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9284     Queuing_ = false;
9285     ++locked_;
9286     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9287     --locked_;
9288     [self refreshIfPossible];
9289 }
9290
9291 - (void) showSettings {
9292     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9293 }
9294
9295 - (void) retainNetworkActivityIndicator {
9296     if (activity_++ == 0)
9297         [self setNetworkActivityIndicatorVisible:YES];
9298
9299 #if TraceLogging
9300     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9301 #endif
9302 }
9303
9304 - (void) releaseNetworkActivityIndicator {
9305     if (--activity_ == 0)
9306         [self setNetworkActivityIndicatorVisible:NO];
9307
9308 #if TraceLogging
9309     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9310 #endif
9311
9312 }
9313
9314 - (void) cancelAndClear:(bool)clear {
9315     @synchronized (self) {
9316         if (clear) {
9317             [database_ clear];
9318             Queuing_ = false;
9319         } else {
9320             Queuing_ = true;
9321         }
9322
9323         [self _updateData];
9324     }
9325 }
9326
9327 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9328     NSString *context([alert context]);
9329
9330     if ([context isEqualToString:@"conffile"]) {
9331         FILE *input = [database_ input];
9332         if (button == [alert cancelButtonIndex])
9333             fprintf(input, "N\n");
9334         else if (button == [alert firstOtherButtonIndex])
9335             fprintf(input, "Y\n");
9336         fflush(input);
9337
9338         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9339     } else if ([context isEqualToString:@"fixhalf"]) {
9340         if (button == [alert cancelButtonIndex]) {
9341             @synchronized (self) {
9342                 for (Package *broken in (id) broken_) {
9343                     [broken remove];
9344
9345                     NSString *id = [broken id];
9346                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9347                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9348                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9349                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9350                 }
9351
9352                 [self resolve];
9353                 [self perform];
9354             }
9355         } else if (button == [alert firstOtherButtonIndex]) {
9356             [broken_ removeAllObjects];
9357             [self _loaded];
9358         }
9359
9360         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9361     } else if ([context isEqualToString:@"upgrade"]) {
9362         if (button == [alert firstOtherButtonIndex]) {
9363             @synchronized (self) {
9364                 for (Package *essential in (id) essential_)
9365                     [essential install];
9366
9367                 [self resolve];
9368                 [self perform];
9369             }
9370         } else if (button == [alert firstOtherButtonIndex] + 1) {
9371             [self distUpgrade];
9372         } else if (button == [alert cancelButtonIndex]) {
9373             Ignored_ = YES;
9374         }
9375
9376         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9377     }
9378 }
9379
9380 - (void) system:(NSString *)command {
9381     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9382
9383     _trace();
9384     system([command UTF8String]);
9385     _trace();
9386
9387     [pool release];
9388 }
9389
9390 - (void) applicationWillSuspend {
9391     [database_ clean];
9392     [super applicationWillSuspend];
9393 }
9394
9395 - (BOOL) isSafeToSuspend {
9396     if (locked_ != 0) {
9397 #if !ForRelease
9398         NSLog(@"isSafeToSuspend: locked_ != 0");
9399 #endif
9400         return false;
9401     }
9402
9403     // Use external process status API internally.
9404     // This is probably a really bad idea.
9405     // XXX: what is the point of this? does this solve anything at all?
9406     uint64_t status = 0;
9407     int notify_token;
9408     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9409         notify_get_state(notify_token, &status);
9410         notify_cancel(notify_token);
9411     }
9412
9413     if (status != 0) {
9414 #if !ForRelease
9415         NSLog(@"isSafeToSuspend: status != 0");
9416 #endif
9417         return false;
9418     }
9419
9420 #if !ForRelease
9421     NSLog(@"isSafeToSuspend: -> true");
9422 #endif
9423     return true;
9424 }
9425
9426 - (void) applicationSuspend:(__GSEvent *)event {
9427     if ([self isSafeToSuspend])
9428         [super applicationSuspend:event];
9429 }
9430
9431 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9432     if ([self isSafeToSuspend])
9433         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9434 }
9435
9436 - (void) _setSuspended:(BOOL)value {
9437     if ([self isSafeToSuspend])
9438         [super _setSuspended:value];
9439 }
9440
9441 - (UIProgressHUD *) addProgressHUD {
9442     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9443     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9444
9445     [window_ setUserInteractionEnabled:NO];
9446
9447     UIViewController *target(tabbar_);
9448     if (UIViewController *modal = [target modalViewController])
9449         target = modal;
9450
9451     UIView *view([target view]);
9452     [view addSubview:hud];
9453
9454     [hud showInView:[tabbar_ view]];
9455
9456     ++locked_;
9457     return hud;
9458 }
9459
9460 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9461     --locked_;
9462     [hud hide];
9463     [hud removeFromSuperview];
9464     [window_ setUserInteractionEnabled:YES];
9465 }
9466
9467 - (CyteViewController *) pageForPackage:(NSString *)name {
9468     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9469 }
9470
9471 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9472     NSString *scheme([[url scheme] lowercaseString]);
9473     if ([[url absoluteString] length] <= [scheme length] + 3)
9474         return nil;
9475     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9476     NSArray *components([path pathComponents]);
9477
9478     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9479         return [self pageForPackage:[components objectAtIndex:1]];
9480
9481     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9482         return nil;
9483
9484     NSString *base([components objectAtIndex:0]);
9485
9486     CyteViewController *controller = nil;
9487
9488     if ([base isEqualToString:@"url"]) {
9489         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9490         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9491         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9492     } else if (!external && [components count] == 1) {
9493         if ([base isEqualToString:@"manage"]) {
9494             controller = [[[ManageController alloc] init] autorelease];
9495         }
9496
9497         if ([base isEqualToString:@"sources"]) {
9498             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9499         }
9500
9501         if ([base isEqualToString:@"home"]) {
9502             controller = [[[HomeController alloc] init] autorelease];
9503         }
9504
9505         if ([base isEqualToString:@"sections"]) {
9506             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9507         }
9508
9509         if ([base isEqualToString:@"search"]) {
9510             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9511         }
9512
9513         if ([base isEqualToString:@"changes"]) {
9514             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9515         }
9516
9517         if ([base isEqualToString:@"installed"]) {
9518             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9519         }
9520     } else if ([components count] == 2) {
9521         NSString *argument = [components objectAtIndex:1];
9522
9523         if ([base isEqualToString:@"package"]) {
9524             controller = [self pageForPackage:argument];
9525         }
9526
9527         if (!external && [base isEqualToString:@"search"]) {
9528             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9529         }
9530
9531         if (!external && [base isEqualToString:@"sections"]) {
9532             if ([argument isEqualToString:@"all"])
9533                 argument = nil;
9534             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9535         }
9536
9537         if (!external && [base isEqualToString:@"sources"]) {
9538             if ([argument isEqualToString:@"add"]) {
9539                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9540                 [(SourcesController *)controller showAddSourcePrompt];
9541             } else {
9542                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9543                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9544             }
9545         }
9546
9547         if (!external && [base isEqualToString:@"launch"]) {
9548             [self launchApplicationWithIdentifier:argument suspended:NO];
9549             return nil;
9550         }
9551     } else if (!external && [components count] == 3) {
9552         NSString *arg1 = [components objectAtIndex:1];
9553         NSString *arg2 = [components objectAtIndex:2];
9554
9555         if ([base isEqualToString:@"package"]) {
9556             if ([arg2 isEqualToString:@"settings"]) {
9557                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9558             } else if ([arg2 isEqualToString:@"files"]) {
9559                 if (Package *package = [database_ packageWithName:arg1]) {
9560                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9561                     [(FileTable *)controller setPackage:package];
9562                 }
9563             }
9564         }
9565     }
9566
9567     [controller setDelegate:self];
9568     return controller;
9569 }
9570
9571 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9572     CyteViewController *page([self pageForURL:url forExternal:external]);
9573
9574     if (page != nil) {
9575         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9576         [nav setViewControllers:[NSArray arrayWithObject:page]];
9577         [tabbar_ setUnselectedViewController:nav];
9578     }
9579
9580     return page != nil;
9581 }
9582
9583 - (void) applicationOpenURL:(NSURL *)url {
9584     [super applicationOpenURL:url];
9585
9586     if (!loaded_)
9587         starturl_ = url;
9588     else
9589         [self openCydiaURL:url forExternal:YES];
9590 }
9591
9592 - (void) applicationWillResignActive:(UIApplication *)application {
9593     // Stop refreshing if you get a phone call or lock the device.
9594     if ([tabbar_ updating])
9595         [tabbar_ cancelUpdate];
9596
9597     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9598         [super applicationWillResignActive:application];
9599 }
9600
9601 - (void) saveState {
9602     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9603     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9604     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9605     Changed_ = true;
9606
9607     [self _saveConfig];
9608 }
9609
9610 - (void) applicationWillTerminate:(UIApplication *)application {
9611     [self saveState];
9612 }
9613
9614 - (void) setConfigurationData:(NSString *)data {
9615     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9616
9617     if (!conffile_r(data)) {
9618         lprintf("E:invalid conffile\n");
9619         return;
9620     }
9621
9622     NSString *ofile = conffile_r[1];
9623     //NSString *nfile = conffile_r[2];
9624
9625     UIAlertView *alert = [[[UIAlertView alloc]
9626         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9627         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9628         delegate:self
9629         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9630         otherButtonTitles:
9631             UCLocalize("ACCEPT_NEW_COPY"),
9632             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9633         nil
9634     ] autorelease];
9635
9636     [alert setContext:@"conffile"];
9637     [alert setNumberOfRows:2];
9638     [alert show];
9639 }
9640
9641 - (void) addStashController {
9642     ++locked_;
9643     stash_ = [[[StashController alloc] init] autorelease];
9644     [window_ addSubview:[stash_ view]];
9645 }
9646
9647 - (void) removeStashController {
9648     [[stash_ view] removeFromSuperview];
9649     stash_ = nil;
9650     --locked_;
9651 }
9652
9653 - (void) stash {
9654     [self setIdleTimerDisabled:YES];
9655
9656     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9657     UpdateExternalStatus(1);
9658     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9659     UpdateExternalStatus(0);
9660
9661     [self removeStashController];
9662
9663     if (ExecFork() == 0) {
9664         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9665         perror("launchctl stop");
9666     }
9667 }
9668
9669 - (void) setupViewControllers {
9670     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9671
9672     NSMutableArray *items([NSMutableArray arrayWithObjects:
9673         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9674         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9675         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9676         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9677     nil]);
9678
9679     if (IsWildcat_) {
9680         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9681         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9682     } else {
9683         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9684     }
9685
9686     NSMutableArray *controllers([NSMutableArray array]);
9687     for (UITabBarItem *item in items) {
9688         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9689         [controller setTabBarItem:item];
9690         [controllers addObject:controller];
9691     }
9692     [tabbar_ setViewControllers:controllers];
9693
9694     [tabbar_ setUpdateDelegate:self];
9695 }
9696
9697 - (void) _sendMemoryWarningNotification {
9698     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9699 }
9700
9701 - (void) _sendMemoryWarningNotifications {
9702     while (true) {
9703         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9704         usleep(250000);
9705     }
9706 }
9707
9708 - (void) applicationDidFinishLaunching:(id)unused {
9709     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9710
9711 _trace();
9712     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9713         [self setApplicationSupportsShakeToEdit:NO];
9714
9715     @synchronized (HostConfig_) {
9716         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9717     }
9718
9719     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9720         initWithMemoryCapacity:524288
9721         diskCapacity:10485760
9722         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9723     ] autorelease]];
9724
9725     [CydiaWebViewController _initialize];
9726
9727     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9728
9729     // this would disallow http{,s} URLs from accessing this data
9730     //[WebView registerURLSchemeAsLocal:@"cydia"];
9731
9732     Font12_ = [UIFont systemFontOfSize:12];
9733     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9734     Font14_ = [UIFont systemFontOfSize:14];
9735     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9736     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9737
9738     essential_ = [NSMutableArray arrayWithCapacity:4];
9739     broken_ = [NSMutableArray arrayWithCapacity:4];
9740
9741     // XXX: I really need this thing... like, seriously... I'm sorry
9742     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9743
9744     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9745     [window_ orderFront:self];
9746     [window_ makeKey:self];
9747     [window_ setHidden:NO];
9748
9749     if (
9750         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9751         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9752         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9753         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9754         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9755         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9756         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9757         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9758         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9759         false
9760     ) {
9761         [self addStashController];
9762         // XXX: this would be much cleaner as a yieldToSelector:
9763         // that way the removeStashController could happen right here inline
9764         // we also could no longer require the useless stash_ field anymore
9765         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9766         return;
9767     }
9768
9769     database_ = [Database sharedInstance];
9770     [database_ setDelegate:self];
9771
9772     [window_ setUserInteractionEnabled:NO];
9773     [self setupViewControllers];
9774
9775     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9776     [window_ addSubview:[emulated_ view]];
9777
9778     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9779 _trace();
9780 }
9781
9782 - (NSArray *) defaultStartPages {
9783     NSMutableArray *standard = [NSMutableArray array];
9784     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9785     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9786     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9787     if (!IsWildcat_) {
9788         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9789     } else {
9790         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9791         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9792     }
9793     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9794     return standard;
9795 }
9796
9797 - (void) loadData {
9798 _trace();
9799     if (Role_ == nil) {
9800         [window_ setUserInteractionEnabled:YES];
9801         [self showSettings];
9802         return;
9803     } else {
9804         if ([emulated_ modalViewController] != nil)
9805             [emulated_ dismissModalViewControllerAnimated:YES];
9806         [window_ setUserInteractionEnabled:NO];
9807     }
9808
9809     [self reloadDataWithInvocation:nil];
9810     [self refreshIfPossible];
9811     PrintTimes();
9812
9813     [self disemulate];
9814
9815     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9816     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9817     int standardIndex = 0;
9818     NSArray *standard = [self defaultStartPages];
9819
9820     BOOL valid = YES;
9821
9822     if (saved == nil)
9823         valid = NO;
9824
9825     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9826     if (valid && closed != nil) {
9827         NSTimeInterval interval([closed timeIntervalSinceNow]);
9828         // XXX: Is 15 minutes the optimal time here?
9829         if (interval > 0 && interval <= -(15*60))
9830             valid = NO;
9831     }
9832
9833     if (valid && [saved count] != [standard count])
9834         valid = NO;
9835
9836     if (valid) {
9837         for (unsigned int i = 0; i < [standard count]; i++) {
9838             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9839             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9840             //      but it's good enough for now.
9841             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9842                 valid = NO;
9843                 break;
9844             }
9845         }
9846     }
9847
9848     NSArray *items = nil;
9849     if (valid) {
9850         [tabbar_ setSelectedIndex:savedIndex];
9851         items = saved;
9852     } else {
9853         [tabbar_ setSelectedIndex:standardIndex];
9854         items = standard;
9855     }
9856
9857     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9858         NSArray *stack = [items objectAtIndex:tab];
9859         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9860         NSMutableArray *current = [NSMutableArray array];
9861
9862         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9863             NSString *addr = [stack objectAtIndex:nav];
9864             NSURL *url = [NSURL URLWithString:addr];
9865             CyteViewController *page = [self pageForURL:url forExternal:NO];
9866             if (page != nil)
9867                 [current addObject:page];
9868         }
9869
9870         [navigation setViewControllers:current];
9871     }
9872
9873     // (Try to) show the startup URL.
9874     if (starturl_ != nil) {
9875         [self openCydiaURL:starturl_ forExternal:NO];
9876         starturl_ = nil;
9877     }
9878 }
9879
9880 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9881     if (item != nil && IsWildcat_) {
9882         [sheet showFromBarButtonItem:item animated:YES];
9883     } else {
9884         [sheet showInView:window_];
9885     }
9886 }
9887
9888 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9889     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9890     [progress setTitle:task];
9891     [progress addProgressEvent:event];
9892 }
9893
9894 - (void) addProgressEventForTask:(NSArray *)data {
9895     CydiaProgressEvent *event([data objectAtIndex:0]);
9896     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9897     [self addProgressEvent:event forTask:task];
9898 }
9899
9900 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9901     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9902 }
9903
9904 @end
9905
9906 /*IMP alloc_;
9907 id Alloc_(id self, SEL selector) {
9908     id object = alloc_(self, selector);
9909     lprintf("[%s]A-%p\n", self->isa->name, object);
9910     return object;
9911 }*/
9912
9913 /*IMP dealloc_;
9914 id Dealloc_(id self, SEL selector) {
9915     id object = dealloc_(self, selector);
9916     lprintf("[%s]D-%p\n", self->isa->name, object);
9917     return object;
9918 }*/
9919
9920 Class $WebDefaultUIKitDelegate;
9921
9922 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9923     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9924         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9925     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9926 }
9927
9928 static NSSet *MobilizedFiles_;
9929
9930 static NSURL *MobilizeURL(NSURL *url) {
9931     NSString *path([url path]);
9932     if ([path hasPrefix:@"/var/root/"]) {
9933         NSString *file([path substringFromIndex:10]);
9934         if ([MobilizedFiles_ containsObject:file])
9935             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9936     }
9937
9938     return url;
9939 }
9940
9941 Class $CFXPreferencesPropertyListSource;
9942 @class CFXPreferencesPropertyListSource;
9943
9944 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9945     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9946     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9947     url = MobilizeURL(url);
9948     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9949     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9950     url = old;
9951     [pool release];
9952     return value;
9953 }
9954
9955 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9956     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9957     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9958     url = MobilizeURL(url);
9959     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9960     //NSLog(@"%@ %@", [url absoluteString], value);
9961     url = old;
9962     [pool release];
9963     return value;
9964 }
9965
9966 Class $NSURLConnection;
9967
9968 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9969     NSMutableURLRequest *copy([request mutableCopy]);
9970
9971     NSURL *url([copy URL]);
9972
9973     NSString *href([url absoluteString]);
9974     NSString *host([url host]);
9975     NSString *scheme([[url scheme] lowercaseString]);
9976
9977     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9978
9979     @synchronized (HostConfig_) {
9980         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9981             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9982                 [copy setHTTPShouldUsePipelining:YES];
9983
9984         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9985             if ([control isEqualToString:@"max-age=0"])
9986                 if ([CachedURLs_ containsObject:href]) {
9987 #if !ForRelease
9988                     NSLog(@"~~~: %@", href);
9989 #endif
9990
9991                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9992
9993                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9994                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9995                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9996                 }
9997     }
9998
9999     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10000     } return self;
10001 }
10002
10003 int main(int argc, char *argv[]) {
10004     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10005
10006     _trace();
10007
10008     UpdateExternalStatus(0);
10009
10010     if (Class $UIDevice = objc_getClass("UIDevice")) {
10011         UIDevice *device([$UIDevice currentDevice]);
10012         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10013     } else
10014         IsWildcat_ = false;
10015
10016     UIScreen *screen([UIScreen mainScreen]);
10017     if ([screen respondsToSelector:@selector(scale)])
10018         ScreenScale_ = [screen scale];
10019     else
10020         ScreenScale_ = 1;
10021
10022     UIDevice *device([UIDevice currentDevice]);
10023     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10024         Idiom_ = @"iphone";
10025     else {
10026         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10027         if (idiom == UIUserInterfaceIdiomPhone)
10028             Idiom_ = @"iphone";
10029         else if (idiom == UIUserInterfaceIdiomPad)
10030             Idiom_ = @"ipad";
10031         else
10032             NSLog(@"unknown UIUserInterfaceIdiom!");
10033     }
10034
10035     Pcre pattern("^([0-9]+\\.[0-9]+)");
10036
10037     if (pattern([device systemVersion]))
10038         Firmware_ = pattern[1];
10039     if (pattern(Cydia_))
10040         Major_ = pattern[1];
10041
10042     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10043
10044     HostConfig_ = [[[NSObject alloc] init] autorelease];
10045     @synchronized (HostConfig_) {
10046         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10047         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10048         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10049         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10050         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10051     }
10052
10053     NSString *ui(@"ui/ios");
10054     if (Idiom_ != nil)
10055         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10056     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10057     UI_ = CydiaURL(ui);
10058
10059     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10060
10061     MobilizedFiles_ = [NSMutableSet setWithObjects:
10062         @"Library/Preferences/com.apple.Accessibility.plist",
10063         @"Library/Preferences/com.apple.preferences.sounds.plist",
10064     nil];
10065
10066     /* Library Hacks {{{ */
10067     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10068
10069     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10070
10071     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10072     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10073         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10074         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10075     }
10076
10077     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10078     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10079         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10080         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10081     }
10082
10083     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10084     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10085     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10086         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10087         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10088     }
10089
10090     $NSURLConnection = objc_getClass("NSURLConnection");
10091     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10092     if (NSURLConnection$init$ != NULL) {
10093         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10094         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10095     }
10096     /* }}} */
10097     /* Set Locale {{{ */
10098     Locale_ = CFLocaleCopyCurrent();
10099     Languages_ = [NSLocale preferredLanguages];
10100
10101     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10102     //NSLog(@"%@", [Languages_ description]);
10103
10104     const char *lang;
10105     if (Locale_ != NULL)
10106         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10107     else if (Languages_ != nil && [Languages_ count] != 0)
10108         lang = [[Languages_ objectAtIndex:0] UTF8String];
10109     else
10110         // XXX: consider just setting to C and then falling through?
10111         lang = NULL;
10112
10113     if (lang != NULL) {
10114         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10115         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10116     }
10117
10118     NSLog(@"Setting Language: %s", lang);
10119
10120     if (lang != NULL) {
10121         setenv("LANG", lang, true);
10122         std::setlocale(LC_ALL, lang);
10123     }
10124     /* }}} */
10125
10126     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10127
10128     /* Parse Arguments {{{ */
10129     bool substrate(false);
10130
10131     if (argc != 0) {
10132         char **args(argv);
10133         int arge(1);
10134
10135         for (int argi(1); argi != argc; ++argi)
10136             if (strcmp(argv[argi], "--") == 0) {
10137                 arge = argi;
10138                 argv[argi] = argv[0];
10139                 argv += argi;
10140                 argc -= argi;
10141                 break;
10142             }
10143
10144         for (int argi(1); argi != arge; ++argi)
10145             if (strcmp(args[argi], "--substrate") == 0)
10146                 substrate = true;
10147             else
10148                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10149     }
10150     /* }}} */
10151
10152     App_ = [[NSBundle mainBundle] bundlePath];
10153     Advanced_ = YES;
10154
10155     setuid(0);
10156     setgid(0);
10157
10158     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10159     alloc_ = alloc->method_imp;
10160     alloc->method_imp = (IMP) &Alloc_;*/
10161
10162     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10163     dealloc_ = dealloc->method_imp;
10164     dealloc->method_imp = (IMP) &Dealloc_;*/
10165
10166     /* System Information {{{ */
10167     size_t size;
10168
10169     int maxproc;
10170     size = sizeof(maxproc);
10171     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10172         perror("sysctlbyname(\"kern.maxproc\", ?)");
10173     else if (maxproc < 64) {
10174         maxproc = 64;
10175         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10176             perror("sysctlbyname(\"kern.maxproc\", #)");
10177     }
10178
10179     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10180     char *osversion = new char[size];
10181     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10182         perror("sysctlbyname(\"kern.osversion\", ?)");
10183     else
10184         System_ = [NSString stringWithUTF8String:osversion];
10185
10186     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10187     char *machine = new char[size];
10188     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10189         perror("sysctlbyname(\"hw.machine\", ?)");
10190     else
10191         Machine_ = machine;
10192
10193     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10194     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10195     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10196
10197     UniqueID_ = [device uniqueIdentifier];
10198
10199     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10200     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10201     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10202
10203     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10204     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10205     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10206
10207     if (mcc != NULL && mnc != NULL)
10208         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10209
10210     if (mnc != NULL)
10211         CFRelease(mnc);
10212     if (mcc != NULL)
10213         CFRelease(mcc);
10214
10215     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10216         Build_ = [system objectForKey:@"ProductBuildVersion"];
10217     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10218         Product_ = [info objectForKey:@"SafariProductVersion"];
10219         Safari_ = [info objectForKey:@"CFBundleVersion"];
10220     }
10221     /* }}} */
10222     /* Load Database {{{ */
10223     _trace();
10224     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10225     _trace();
10226     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10227
10228     if (Metadata_ == NULL)
10229         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10230     else {
10231         Settings_ = [Metadata_ objectForKey:@"Settings"];
10232
10233         Packages_ = [Metadata_ objectForKey:@"Packages"];
10234
10235         Values_ = [Metadata_ objectForKey:@"Values"];
10236         Sections_ = [Metadata_ objectForKey:@"Sections"];
10237         Sources_ = [Metadata_ objectForKey:@"Sources"];
10238
10239         Token_ = [Metadata_ objectForKey:@"Token"];
10240
10241         Version_ = [Metadata_ objectForKey:@"Version"];
10242
10243         @synchronized (HostConfig_) {
10244             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10245         }
10246     }
10247
10248     if (Settings_ != nil)
10249         Role_ = [Settings_ objectForKey:@"Role"];
10250
10251     if (Values_ == nil) {
10252         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10253         [Metadata_ setObject:Values_ forKey:@"Values"];
10254     }
10255
10256     if (Sections_ == nil) {
10257         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10258         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10259     }
10260
10261     if (Sources_ == nil) {
10262         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10263         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10264     }
10265
10266     if (Version_ == nil) {
10267         Version_ = [NSNumber numberWithUnsignedInt:0];
10268         [Metadata_ setObject:Version_ forKey:@"Version"];
10269     }
10270
10271     @synchronized (HostConfig_) {
10272         if (CydiaSource_ == nil) {
10273             CydiaSource_ = @"apt.saurik.com";
10274             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10275         }
10276     }
10277
10278     if ([Version_ unsignedIntValue] == 0) {
10279         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10280         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10281         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10282         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10283
10284         Version_ = [NSNumber numberWithUnsignedInt:1];
10285         [Metadata_ setObject:Version_ forKey:@"Version"];
10286
10287         [Metadata_ removeObjectForKey:@"LastUpdate"];
10288
10289         Changed_ = true;
10290     }
10291     /* }}} */
10292
10293     WriteSources();
10294
10295     _trace();
10296     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10297     _trace();
10298
10299     if (Packages_ != nil) {
10300         bool fail(false);
10301         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10302         _trace();
10303
10304         if (!fail) {
10305             [Metadata_ removeObjectForKey:@"Packages"];
10306             Packages_ = nil;
10307             Changed_ = true;
10308         }
10309     }
10310
10311     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10312
10313 #define MobileSubstrate_(name) \
10314     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10315         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10316         if (handle == NULL) \
10317             NSLog(@"%s", dlerror()); \
10318     }
10319
10320     MobileSubstrate_(Activator)
10321     MobileSubstrate_(libstatusbar)
10322     MobileSubstrate_(SimulatedKeyEvents)
10323     MobileSubstrate_(WinterBoard)
10324
10325     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10326         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10327
10328     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10329
10330     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10331         unlink("/tmp/.cydia.fw");
10332         goto firmware;
10333     } else if (access("/User", F_OK) != 0 || version < 4) {
10334       firmware:
10335         _trace();
10336         system("/usr/libexec/cydia/firmware.sh");
10337         _trace();
10338     }
10339
10340     _assert([[NSFileManager defaultManager]
10341         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10342         withIntermediateDirectories:YES
10343         attributes:nil
10344         error:NULL
10345     ]);
10346
10347     if (access("/tmp/cydia.chk", F_OK) == 0) {
10348         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10349             _assert(errno == ENOENT);
10350         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10351             _assert(errno == ENOENT);
10352     }
10353
10354     /* APT Initialization {{{ */
10355     _assert(pkgInitConfig(*_config));
10356     _assert(pkgInitSystem(*_config, _system));
10357
10358     if (lang != NULL)
10359         _config->Set("APT::Acquire::Translation", lang);
10360
10361     // XXX: this timeout might be important :(
10362     //_config->Set("Acquire::http::Timeout", 15);
10363
10364     _config->Set("Acquire::http::MaxParallel", 3);
10365     /* }}} */
10366     /* Color Choices {{{ */
10367     space_ = CGColorSpaceCreateDeviceRGB();
10368
10369     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10370     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10371     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10372     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10373     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10374     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10375     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10376     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10377     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10378
10379     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10380     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10381     /* }}}*/
10382     /* UIKit Configuration {{{ */
10383     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10384     if ($GSFontSetUseLegacyFontMetrics != NULL)
10385         $GSFontSetUseLegacyFontMetrics(YES);
10386
10387     // XXX: I have a feeling this was important
10388     //UIKeyboardDisableAutomaticAppearance();
10389     /* }}} */
10390
10391     Colon_ = UCLocalize("COLON_DELIMITED");
10392     Elision_ = UCLocalize("ELISION");
10393     Error_ = UCLocalize("ERROR");
10394     Warning_ = UCLocalize("WARNING");
10395
10396     _trace();
10397     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10398
10399     CGColorSpaceRelease(space_);
10400     CFRelease(Locale_);
10401
10402     [pool release];
10403     return value;
10404 }