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) compareByNameAndType:(Source *)source;
1355
1356 - (NSString *) depictionForPackage:(NSString *)package;
1357 - (NSString *) supportForPackage:(NSString *)package;
1358
1359 - (NSDictionary *) record;
1360 - (BOOL) trusted;
1361
1362 - (NSString *) uri;
1363 - (NSString *) distribution;
1364 - (NSString *) type;
1365
1366 - (NSString *) base;
1367
1368 - (NSString *) key;
1369 - (NSString *) host;
1370
1371 - (NSString *) name;
1372 - (NSString *) shortDescription;
1373 - (NSString *) label;
1374 - (NSString *) origin;
1375 - (NSString *) version;
1376
1377 - (NSString *) defaultIcon;
1378
1379 @end
1380
1381 @implementation Source
1382
1383 - (void) _clear {
1384     uri_.clear();
1385     distribution_.clear();
1386     type_.clear();
1387
1388     base_.clear();
1389
1390     description_.clear();
1391     label_.clear();
1392     origin_.clear();
1393     depiction_.clear();
1394     support_.clear();
1395     version_.clear();
1396     defaultIcon_.clear();
1397
1398     record_ = nil;
1399     host_ = nil;
1400     authority_ = nil;
1401 }
1402
1403 + (NSString *) webScriptNameForSelector:(SEL)selector {
1404     if (false);
1405     else if (selector == @selector(addSection:))
1406         return @"addSection";
1407     else if (selector == @selector(getField:))
1408         return @"getField";
1409     else if (selector == @selector(removeSection:))
1410         return @"removeSection";
1411     else if (selector == @selector(remove))
1412         return @"remove";
1413     else
1414         return nil;
1415 }
1416
1417 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1418     return [self webScriptNameForSelector:selector] == nil;
1419 }
1420
1421 + (NSArray *) _attributeKeys {
1422     return [NSArray arrayWithObjects:
1423         @"distribution",
1424         @"host",
1425         @"key",
1426         @"label",
1427         @"name",
1428         @"origin",
1429         @"sections",
1430         @"shortDescription",
1431         @"trusted",
1432         @"type",
1433         @"uri",
1434         @"version",
1435     nil];
1436 }
1437
1438 - (NSArray *) attributeKeys {
1439     return [[self class] _attributeKeys];
1440 }
1441
1442 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1443     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1444 }
1445
1446 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1447     [self _clear];
1448
1449     trusted_ = index->IsTrusted();
1450
1451     uri_.set(pool, index->GetURI());
1452     distribution_.set(pool, index->GetDist());
1453     type_.set(pool, index->GetType());
1454
1455     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1456     if (dindex != NULL) {
1457         base_.set(pool, dindex->MetaIndexURI(""));
1458
1459         FileFd fd;
1460         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1461             _error->Discard();
1462         else {
1463             pkgTagFile tags(&fd);
1464
1465             pkgTagSection section;
1466             tags.Step(section);
1467
1468             struct {
1469                 const char *name_;
1470                 CYString *value_;
1471             } names[] = {
1472                 {"default-icon", &defaultIcon_},
1473                 {"depiction", &depiction_},
1474                 {"description", &description_},
1475                 {"label", &label_},
1476                 {"origin", &origin_},
1477                 {"support", &support_},
1478                 {"version", &version_},
1479             };
1480
1481             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1482                 const char *start, *end;
1483
1484                 if (section.Find(names[i].name_, start, end)) {
1485                     CYString &value(*names[i].value_);
1486                     value.set(pool, start, end - start);
1487                 }
1488             }
1489         }
1490     }
1491
1492     record_ = [Sources_ objectForKey:[self key]];
1493
1494     NSURL *url([NSURL URLWithString:uri_]);
1495
1496     host_ = [url host];
1497     if (host_ != nil)
1498         host_ = [host_ lowercaseString];
1499
1500     if (host_ != nil)
1501         authority_ = host_;
1502     else
1503         authority_ = [url path];
1504 }
1505
1506 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1507     if ((self = [super init]) != nil) {
1508         era_ = [database era];
1509         database_ = database;
1510         index_ = index;
1511
1512         [self setMetaIndex:index inPool:pool];
1513     } return self;
1514 }
1515
1516 - (NSString *) getField:(NSString *)name {
1517 @synchronized (database_) {
1518     if ([database_ era] != era_ || index_ == NULL)
1519         return nil;
1520
1521     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1522     if (dindex == NULL)
1523         return nil;
1524
1525     FileFd fd;
1526     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1527          _error->Discard();
1528          return nil;
1529     }
1530
1531     pkgTagFile tags(&fd);
1532
1533     pkgTagSection section;
1534     tags.Step(section);
1535
1536     const char *start, *end;
1537     if (!section.Find([name UTF8String], start, end))
1538         return (NSString *) [NSNull null];
1539
1540     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1541 } }
1542
1543 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1544     NSDictionary *lhr = [self record];
1545     NSDictionary *rhr = [source record];
1546
1547     if ((lhr == nil) != (rhr == nil))
1548         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1549
1550     NSString *lhs = [self name];
1551     NSString *rhs = [source name];
1552
1553     if ([lhs length] != 0 && [rhs length] != 0) {
1554         unichar lhc = [lhs characterAtIndex:0];
1555         unichar rhc = [rhs characterAtIndex:0];
1556
1557         if (isalpha(lhc) && !isalpha(rhc))
1558             return NSOrderedAscending;
1559         else if (!isalpha(lhc) && isalpha(rhc))
1560             return NSOrderedDescending;
1561     }
1562
1563     return [lhs compare:rhs options:LaxCompareOptions_];
1564 }
1565
1566 - (NSString *) depictionForPackage:(NSString *)package {
1567     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1568 }
1569
1570 - (NSString *) supportForPackage:(NSString *)package {
1571     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1572 }
1573
1574 - (NSArray *) sections {
1575     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1576 }
1577
1578 - (void) _addSection:(NSString *)section {
1579     if (record_ == nil)
1580         return;
1581     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1582         if (![sections containsObject:section]) {
1583             [sections addObject:section];
1584             Changed_ = true;
1585         }
1586     } else {
1587         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1588         Changed_ = true;
1589     }
1590 }
1591
1592 - (bool) addSection:(NSString *)section {
1593     if (record_ == nil)
1594         return false;
1595
1596     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1597     return true;
1598 }
1599
1600 - (void) _removeSection:(NSString *)section {
1601     if (record_ == nil)
1602         return;
1603
1604     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1605         if ([sections containsObject:section]) {
1606             [sections removeObject:section];
1607             Changed_ = true;
1608         }
1609 }
1610
1611 - (bool) removeSection:(NSString *)section {
1612     if (record_ == nil)
1613         return false;
1614
1615     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1616     return true;
1617 }
1618
1619 - (void) _remove {
1620     [Sources_ removeObjectForKey:[self key]];
1621     Changed_ = true;
1622 }
1623
1624 - (bool) remove {
1625     bool value(record_ != nil);
1626     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1627     return value;
1628 }
1629
1630 - (NSDictionary *) record {
1631     return record_;
1632 }
1633
1634 - (BOOL) trusted {
1635     return trusted_;
1636 }
1637
1638 - (NSString *) uri {
1639     return uri_;
1640 }
1641
1642 - (NSString *) distribution {
1643     return distribution_;
1644 }
1645
1646 - (NSString *) type {
1647     return type_;
1648 }
1649
1650 - (NSString *) base {
1651     return base_;
1652 }
1653
1654 - (NSString *) key {
1655     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1656 }
1657
1658 - (NSString *) host {
1659     return host_;
1660 }
1661
1662 - (NSString *) name {
1663     return origin_.empty() ? (id) authority_ : origin_;
1664 }
1665
1666 - (NSString *) shortDescription {
1667     return description_;
1668 }
1669
1670 - (NSString *) label {
1671     return label_.empty() ? (id) authority_ : label_;
1672 }
1673
1674 - (NSString *) origin {
1675     return origin_;
1676 }
1677
1678 - (NSString *) version {
1679     return version_;
1680 }
1681
1682 - (NSString *) defaultIcon {
1683     return defaultIcon_;
1684 }
1685
1686 @end
1687 /* }}} */
1688 /* CydiaOperation Class {{{ */
1689 @interface CydiaOperation : NSObject {
1690     _H<NSString> operator_;
1691     _H<NSString> value_;
1692 }
1693
1694 - (NSString *) operator;
1695 - (NSString *) value;
1696
1697 @end
1698
1699 @implementation CydiaOperation
1700
1701 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1702     if ((self = [super init]) != nil) {
1703         operator_ = [NSString stringWithUTF8String:_operator];
1704         value_ = [NSString stringWithUTF8String:value];
1705     } return self;
1706 }
1707
1708 + (NSArray *) _attributeKeys {
1709     return [NSArray arrayWithObjects:
1710         @"operator",
1711         @"value",
1712     nil];
1713 }
1714
1715 - (NSArray *) attributeKeys {
1716     return [[self class] _attributeKeys];
1717 }
1718
1719 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1720     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1721 }
1722
1723 - (NSString *) operator {
1724     return operator_;
1725 }
1726
1727 - (NSString *) value {
1728     return value_;
1729 }
1730
1731 @end
1732 /* }}} */
1733 /* CydiaClause Class {{{ */
1734 @interface CydiaClause : NSObject {
1735     _H<NSString> package_;
1736     _H<CydiaOperation> version_;
1737 }
1738
1739 - (NSString *) package;
1740 - (CydiaOperation *) version;
1741
1742 @end
1743
1744 @implementation CydiaClause
1745
1746 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1747     if ((self = [super init]) != nil) {
1748         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1749
1750         if (const char *version = dep.TargetVer())
1751             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1752         else
1753             version_ = (id) [NSNull null];
1754     } return self;
1755 }
1756
1757 + (NSArray *) _attributeKeys {
1758     return [NSArray arrayWithObjects:
1759         @"package",
1760         @"version",
1761     nil];
1762 }
1763
1764 - (NSArray *) attributeKeys {
1765     return [[self class] _attributeKeys];
1766 }
1767
1768 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1769     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1770 }
1771
1772 - (NSString *) package {
1773     return package_;
1774 }
1775
1776 - (CydiaOperation *) version {
1777     return version_;
1778 }
1779
1780 @end
1781 /* }}} */
1782 /* CydiaRelation Class {{{ */
1783 @interface CydiaRelation : NSObject {
1784     _H<NSString> relationship_;
1785     _H<NSMutableArray> clauses_;
1786 }
1787
1788 - (NSString *) relationship;
1789 - (NSArray *) clauses;
1790
1791 @end
1792
1793 @implementation CydiaRelation
1794
1795 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1796     if ((self = [super init]) != nil) {
1797         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1798         clauses_ = [NSMutableArray arrayWithCapacity:8];
1799
1800         pkgCache::DepIterator start;
1801         pkgCache::DepIterator end;
1802         dep.GlobOr(start, end); // ++dep
1803
1804         _forever {
1805             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1806
1807             // yes, seriously. (wtf?)
1808             if (start == end)
1809                 break;
1810             ++start;
1811         }
1812     } return self;
1813 }
1814
1815 + (NSArray *) _attributeKeys {
1816     return [NSArray arrayWithObjects:
1817         @"clauses",
1818         @"relationship",
1819     nil];
1820 }
1821
1822 - (NSArray *) attributeKeys {
1823     return [[self class] _attributeKeys];
1824 }
1825
1826 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1827     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1828 }
1829
1830 - (NSString *) relationship {
1831     return relationship_;
1832 }
1833
1834 - (NSArray *) clauses {
1835     return clauses_;
1836 }
1837
1838 - (void) addClause:(CydiaClause *)clause {
1839     [clauses_ addObject:clause];
1840 }
1841
1842 @end
1843 /* }}} */
1844 /* Package Class {{{ */
1845 struct ParsedPackage {
1846     CYString md5sum_;
1847     CYString tagline_;
1848
1849     CYString architecture_;
1850     CYString icon_;
1851
1852     CYString depiction_;
1853     CYString homepage_;
1854
1855     CYString sponsor_;
1856     CYString author_;
1857
1858     CYString bugs_;
1859     CYString support_;
1860 };
1861
1862 @interface Package : NSObject {
1863     uint32_t era_ : 25;
1864     uint32_t role_ : 3;
1865     uint32_t essential_ : 1;
1866     uint32_t obsolete_ : 1;
1867     uint32_t ignored_ : 1;
1868     uint32_t pooled_ : 1;
1869
1870     apr_pool_t *pool_;
1871
1872     uint32_t rank_;
1873
1874     _transient Database *database_;
1875
1876     pkgCache::VerIterator version_;
1877     pkgCache::PkgIterator iterator_;
1878     pkgCache::VerFileIterator file_;
1879
1880     CYString id_;
1881     CYString name_;
1882
1883     CYString latest_;
1884     CYString installed_;
1885
1886     const char *section_;
1887     _transient NSString *section$_;
1888
1889     _H<Source> source_;
1890
1891     PackageValue *metadata_;
1892     ParsedPackage *parsed_;
1893
1894     _H<NSMutableArray> tags_;
1895 }
1896
1897 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1898 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1899
1900 - (pkgCache::PkgIterator) iterator;
1901 - (void) parse;
1902
1903 - (NSString *) section;
1904 - (NSString *) simpleSection;
1905
1906 - (NSString *) longSection;
1907 - (NSString *) shortSection;
1908
1909 - (NSString *) uri;
1910
1911 - (MIMEAddress *) maintainer;
1912 - (size_t) size;
1913 - (NSString *) longDescription;
1914 - (NSString *) shortDescription;
1915 - (unichar) index;
1916
1917 - (PackageValue *) metadata;
1918 - (time_t) seen;
1919
1920 - (bool) subscribed;
1921 - (bool) setSubscribed:(bool)subscribed;
1922
1923 - (BOOL) ignored;
1924
1925 - (NSString *) latest;
1926 - (NSString *) installed;
1927 - (BOOL) uninstalled;
1928
1929 - (BOOL) valid;
1930 - (BOOL) upgradableAndEssential:(BOOL)essential;
1931 - (BOOL) essential;
1932 - (BOOL) broken;
1933 - (BOOL) unfiltered;
1934 - (BOOL) visible;
1935
1936 - (BOOL) half;
1937 - (BOOL) halfConfigured;
1938 - (BOOL) halfInstalled;
1939 - (BOOL) hasMode;
1940 - (NSString *) mode;
1941
1942 - (NSString *) id;
1943 - (NSString *) name;
1944 - (UIImage *) icon;
1945 - (NSString *) homepage;
1946 - (NSString *) depiction;
1947 - (MIMEAddress *) author;
1948
1949 - (NSString *) support;
1950
1951 - (NSArray *) files;
1952 - (NSArray *) warnings;
1953 - (NSArray *) applications;
1954
1955 - (Source *) source;
1956
1957 - (uint32_t) rank;
1958 - (BOOL) matches:(NSArray *)query;
1959
1960 - (bool) hasSupportingRole;
1961 - (BOOL) hasTag:(NSString *)tag;
1962 - (NSString *) primaryPurpose;
1963 - (NSArray *) purposes;
1964 - (bool) isCommercial;
1965
1966 - (void) setIndex:(size_t)index;
1967
1968 - (CYString &) cyname;
1969
1970 - (uint32_t) compareBySection:(NSArray *)sections;
1971
1972 - (void) install;
1973 - (void) remove;
1974
1975 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1976 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1977 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1978 - (bool) isVisibleInSection:(NSString *)section;
1979 - (bool) isVisibleInSource:(Source *)source;
1980
1981 @end
1982
1983 uint32_t PackageChangesRadix(Package *self, void *) {
1984     union {
1985         uint32_t key;
1986
1987         struct {
1988             uint32_t timestamp : 30;
1989             uint32_t ignored : 1;
1990             uint32_t upgradable : 1;
1991         } bits;
1992     } value;
1993
1994     bool upgradable([self upgradableAndEssential:YES]);
1995     value.bits.upgradable = upgradable ? 1 : 0;
1996
1997     if (upgradable) {
1998         value.bits.timestamp = 0;
1999         value.bits.ignored = [self ignored] ? 0 : 1;
2000         value.bits.upgradable = 1;
2001     } else {
2002         value.bits.timestamp = [self seen] >> 2;
2003         value.bits.ignored = 0;
2004         value.bits.upgradable = 0;
2005     }
2006
2007     return _not(uint32_t) - value.key;
2008 }
2009
2010 uint32_t PackagePrefixRadix(Package *self, void *context) {
2011     size_t offset(reinterpret_cast<size_t>(context));
2012     CYString &name([self cyname]);
2013
2014     size_t size(name.size());
2015     if (size == 0)
2016         return 0;
2017     char *text(name.data());
2018
2019     size_t zeros;
2020     if (!isdigit(text[0]))
2021         zeros = 0;
2022     else {
2023         size_t digits(1);
2024         while (size != digits && isdigit(text[digits]))
2025             if (++digits == 4)
2026                 break;
2027         zeros = 4 - digits;
2028     }
2029
2030     uint8_t data[4];
2031
2032     if (offset == 0 && zeros != 0) {
2033         memset(data, '0', zeros);
2034         memcpy(data + zeros, text, 4 - zeros);
2035     } else {
2036         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2037         if (size <= offset - zeros)
2038             return 0;
2039
2040         text += offset - zeros;
2041         size -= offset - zeros;
2042
2043         if (size >= 4)
2044             memcpy(data, text, 4);
2045         else {
2046             memcpy(data, text, size);
2047             memset(data + size, 0, 4 - size);
2048         }
2049
2050         for (size_t i(0); i != 4; ++i)
2051             if (isalpha(data[i]))
2052                 data[i] |= 0x20;
2053     }
2054
2055     if (offset == 0)
2056         if (data[0] == '@')
2057             data[0] = 0x7f;
2058         else
2059             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2060
2061     /* XXX: ntohl may be more honest */
2062     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2063 }
2064
2065 CYString &(*PackageName)(Package *self, SEL sel);
2066
2067 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2068     _profile(PackageNameCompare)
2069         CYString &lhi(PackageName(lhs, @selector(cyname)));
2070         CYString &rhi(PackageName(rhs, @selector(cyname)));
2071         CFStringRef lhn(lhi), rhn(rhi);
2072
2073         if (lhn == NULL)
2074             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2075         else if (rhn == NULL)
2076             return NSOrderedDescending;
2077
2078         _profile(PackageNameCompare$NumbersLast)
2079             if (!lhi.empty() && !rhi.empty()) {
2080                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2081                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2082                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2083                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2084                     return lha ? NSOrderedAscending : NSOrderedDescending;
2085             }
2086         _end
2087
2088         CFIndex length = CFStringGetLength(lhn);
2089
2090         _profile(PackageNameCompare$Compare)
2091             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2092         _end
2093     _end
2094 }
2095
2096 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2097     return PackageNameCompare(*lhs, *rhs, context);
2098 }
2099
2100 struct PackageNameOrdering :
2101     std::binary_function<Package *, Package *, bool>
2102 {
2103     _finline bool operator ()(Package *lhs, Package *rhs) const {
2104         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2105     }
2106 };
2107
2108 @implementation Package
2109
2110 - (NSString *) description {
2111     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2112 }
2113
2114 - (void) dealloc {
2115     if (!pooled_)
2116         apr_pool_destroy(pool_);
2117     if (parsed_ != NULL)
2118         delete parsed_;
2119     [super dealloc];
2120 }
2121
2122 + (NSString *) webScriptNameForSelector:(SEL)selector {
2123     if (false);
2124     else if (selector == @selector(clear))
2125         return @"clear";
2126     else if (selector == @selector(getField:))
2127         return @"getField";
2128     else if (selector == @selector(hasTag:))
2129         return @"hasTag";
2130     else if (selector == @selector(install))
2131         return @"install";
2132     else if (selector == @selector(remove))
2133         return @"remove";
2134     else
2135         return nil;
2136 }
2137
2138 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2139     return [self webScriptNameForSelector:selector] == nil;
2140 }
2141
2142 + (NSArray *) _attributeKeys {
2143     return [NSArray arrayWithObjects:
2144         @"applications",
2145         @"architecture",
2146         @"author",
2147         @"depiction",
2148         @"essential",
2149         @"homepage",
2150         @"icon",
2151         @"id",
2152         @"installed",
2153         @"latest",
2154         @"longDescription",
2155         @"longSection",
2156         @"maintainer",
2157         @"md5sum",
2158         @"mode",
2159         @"name",
2160         @"purposes",
2161         @"relations",
2162         @"section",
2163         @"selection",
2164         @"shortDescription",
2165         @"shortSection",
2166         @"simpleSection",
2167         @"size",
2168         @"source",
2169         @"sponsor",
2170         @"state",
2171         @"support",
2172         @"tags",
2173         @"warnings",
2174     nil];
2175 }
2176
2177 - (NSArray *) attributeKeys {
2178     return [[self class] _attributeKeys];
2179 }
2180
2181 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2182     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2183 }
2184
2185 - (NSArray *) relations {
2186 @synchronized (database_) {
2187     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2188     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2189         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2190     return relations;
2191 } }
2192
2193 - (NSString *) architecture {
2194     [self parse];
2195 @synchronized (database_) {
2196     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2197 } }
2198
2199 - (NSString *) getField:(NSString *)name {
2200 @synchronized (database_) {
2201     if ([database_ era] != era_ || file_.end())
2202         return nil;
2203
2204     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2205
2206     const char *start, *end;
2207     if (!parser.Find([name UTF8String], start, end))
2208         return (NSString *) [NSNull null];
2209
2210     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2211 } }
2212
2213 - (void) parse {
2214     if (parsed_ != NULL)
2215         return;
2216 @synchronized (database_) {
2217     if ([database_ era] != era_ || file_.end())
2218         return;
2219
2220     ParsedPackage *parsed(new ParsedPackage);
2221     parsed_ = parsed;
2222
2223     _profile(Package$parse)
2224         pkgRecords::Parser *parser;
2225
2226         _profile(Package$parse$Lookup)
2227             parser = &[database_ records]->Lookup(file_);
2228         _end
2229
2230         CYString website;
2231
2232         _profile(Package$parse$Find)
2233             struct {
2234                 const char *name_;
2235                 CYString *value_;
2236             } names[] = {
2237                 {"architecture", &parsed->architecture_},
2238                 {"icon", &parsed->icon_},
2239                 {"depiction", &parsed->depiction_},
2240                 {"homepage", &parsed->homepage_},
2241                 {"website", &website},
2242                 {"bugs", &parsed->bugs_},
2243                 {"support", &parsed->support_},
2244                 {"sponsor", &parsed->sponsor_},
2245                 {"author", &parsed->author_},
2246                 {"md5sum", &parsed->md5sum_},
2247             };
2248
2249             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2250                 const char *start, *end;
2251
2252                 if (parser->Find(names[i].name_, start, end)) {
2253                     CYString &value(*names[i].value_);
2254                     _profile(Package$parse$Value)
2255                         value.set(pool_, start, end - start);
2256                     _end
2257                 }
2258             }
2259         _end
2260
2261         _profile(Package$parse$Tagline)
2262             const char *start, *end;
2263             if (parser->ShortDesc(start, end)) {
2264                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2265                 if (stop == NULL)
2266                     stop = end;
2267                 while (stop != start && stop[-1] == '\r')
2268                     --stop;
2269                 parsed->tagline_.set(pool_, start, stop - start);
2270             }
2271         _end
2272
2273         _profile(Package$parse$Retain)
2274             if (parsed->homepage_.empty())
2275                 parsed->homepage_ = website;
2276             if (parsed->homepage_ == parsed->depiction_)
2277                 parsed->homepage_.clear();
2278         _end
2279     _end
2280 } }
2281
2282 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2283     if ((self = [super init]) != nil) {
2284     _profile(Package$initWithVersion)
2285         if (pool == NULL)
2286             apr_pool_create(&pool_, NULL);
2287         else {
2288             pool_ = pool;
2289             pooled_ = true;
2290         }
2291
2292         database_ = database;
2293         era_ = [database era];
2294
2295         version_ = version;
2296
2297         pkgCache::PkgIterator iterator(version.ParentPkg());
2298         iterator_ = iterator;
2299
2300         _profile(Package$initWithVersion$Version)
2301             if (!version_.end())
2302                 file_ = version_.FileList();
2303             else {
2304                 pkgCache &cache([database_ cache]);
2305                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2306             }
2307         _end
2308
2309         _profile(Package$initWithVersion$Cache)
2310             name_.set(NULL, iterator.Display());
2311
2312             latest_.set(NULL, StripVersion_(version_.VerStr()));
2313
2314             pkgCache::VerIterator current(iterator.CurrentVer());
2315             if (!current.end())
2316                 installed_.set(NULL, StripVersion_(current.VerStr()));
2317         _end
2318
2319         _profile(Package$initWithVersion$Tags)
2320             pkgCache::TagIterator tag(iterator.TagList());
2321             if (!tag.end()) {
2322                 tags_ = [NSMutableArray arrayWithCapacity:8];
2323                 do {
2324                     const char *name(tag.Name());
2325                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2326
2327                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2328                         if (strcmp(name + 6, "enduser") == 0)
2329                             role_ = 1;
2330                         else if (strcmp(name + 6, "hacker") == 0)
2331                             role_ = 2;
2332                         else if (strcmp(name + 6, "developer") == 0)
2333                             role_ = 3;
2334                         else if (strcmp(name + 6, "cydia") == 0)
2335                             role_ = 7;
2336                         else
2337                             role_ = 4;
2338                     }
2339
2340                     if (strncmp(name, "cydia::", 7) == 0) {
2341                         if (strcmp(name + 7, "essential") == 0)
2342                             essential_ = true;
2343                         else if (strcmp(name + 7, "obsolete") == 0)
2344                             obsolete_ = true;
2345                     }
2346
2347                     ++tag;
2348                 } while (!tag.end());
2349             }
2350         _end
2351
2352         _profile(Package$initWithVersion$Metadata)
2353             const char *mixed(iterator.Name());
2354             size_t size(strlen(mixed));
2355             char lower[size + 1];
2356
2357             for (size_t i(0); i != size; ++i)
2358                 lower[i] = mixed[i] | 0x20;
2359             lower[size] = '\0';
2360
2361             PackageValue *metadata(PackageFind(lower, size));
2362             metadata_ = metadata;
2363
2364             id_.set(NULL, metadata->name_, size);
2365
2366             const char *latest(version_.VerStr());
2367             size_t length(strlen(latest));
2368
2369             uint16_t vhash(hashlittle(latest, length));
2370
2371             size_t capped(std::min<size_t>(8, length));
2372             latest = latest + length - capped;
2373
2374             if (metadata->first_ == 0)
2375                 metadata->first_ = now_;
2376
2377             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2378                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2379                 metadata->vhash_ = vhash;
2380                 metadata->last_ = now_;
2381             } else if (metadata->last_ == 0)
2382                 metadata->last_ = metadata->first_;
2383         _end
2384
2385         _profile(Package$initWithVersion$Section)
2386             section_ = iterator.Section();
2387         _end
2388
2389         _profile(Package$initWithVersion$Flags)
2390             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2391             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2392         _end
2393     _end } return self;
2394 }
2395
2396 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2397     pkgCache::VerIterator version;
2398
2399     _profile(Package$packageWithIterator$GetCandidateVer)
2400         version = [database policy]->GetCandidateVer(iterator);
2401     _end
2402
2403     if (version.end())
2404         return nil;
2405
2406     Package *package;
2407
2408     _profile(Package$packageWithIterator$Allocate)
2409         package = [Package allocWithZone:zone];
2410     _end
2411
2412     _profile(Package$packageWithIterator$Initialize)
2413         package = [package
2414             initWithVersion:version
2415             withZone:zone
2416             inPool:pool
2417             database:database
2418         ];
2419     _end
2420
2421     _profile(Package$packageWithIterator$Autorelease)
2422         package = [package autorelease];
2423     _end
2424
2425     return package;
2426 }
2427
2428 - (pkgCache::PkgIterator) iterator {
2429     return iterator_;
2430 }
2431
2432 - (NSString *) section {
2433     if (section$_ == nil) {
2434         if (section_ == NULL)
2435             return nil;
2436
2437         _profile(Package$section$mappedSectionForPointer)
2438             section$_ = [database_ mappedSectionForPointer:section_];
2439         _end
2440     } return section$_;
2441 }
2442
2443 - (NSString *) simpleSection {
2444     if (NSString *section = [self section])
2445         return Simplify(section);
2446     else
2447         return nil;
2448 }
2449
2450 - (NSString *) longSection {
2451     return LocalizeSection([self section]);
2452 }
2453
2454 - (NSString *) shortSection {
2455     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2456 }
2457
2458 - (NSString *) uri {
2459     return nil;
2460 #if 0
2461     pkgIndexFile *index;
2462     pkgCache::PkgFileIterator file(file_.File());
2463     if (![database_ list].FindIndex(file, index))
2464         return nil;
2465     return [NSString stringWithUTF8String:iterator_->Path];
2466     //return [NSString stringWithUTF8String:file.Site()];
2467     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2468 #endif
2469 }
2470
2471 - (MIMEAddress *) maintainer {
2472 @synchronized (database_) {
2473     if ([database_ era] != era_ || file_.end())
2474         return nil;
2475
2476     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2477     const std::string &maintainer(parser->Maintainer());
2478     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2479 } }
2480
2481 - (NSString *) md5sum {
2482     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2483 }
2484
2485 - (size_t) size {
2486 @synchronized (database_) {
2487     if ([database_ era] != era_ || version_.end())
2488         return 0;
2489
2490     return version_->InstalledSize;
2491 } }
2492
2493 - (NSString *) longDescription {
2494 @synchronized (database_) {
2495     if ([database_ era] != era_ || file_.end())
2496         return nil;
2497
2498     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2499     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2500
2501     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2502     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2503     if ([lines count] < 2)
2504         return nil;
2505
2506     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2507     for (size_t i(1), e([lines count]); i != e; ++i) {
2508         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2509         [trimmed addObject:trim];
2510     }
2511
2512     return [trimmed componentsJoinedByString:@"\n"];
2513 } }
2514
2515 - (NSString *) shortDescription {
2516     if (parsed_ != NULL)
2517         return static_cast<NSString *>(parsed_->tagline_);
2518
2519 @synchronized (database_) {
2520     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2521
2522     const char *start, *end;
2523     if (!parser.ShortDesc(start, end))
2524         return nil;
2525
2526     if (end - start > 200)
2527         end = start + 200;
2528
2529     /*
2530     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2531         end = stop;
2532
2533     while (end != start && end[-1] == '\r')
2534         --end;
2535     */
2536
2537     return [(id) CYStringCreate(start, end - start) autorelease];
2538 } }
2539
2540 - (unichar) index {
2541     _profile(Package$index)
2542         CFStringRef name((CFStringRef) [self name]);
2543         if (CFStringGetLength(name) == 0)
2544             return '#';
2545         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2546         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2547             return '#';
2548         return toupper(character);
2549     _end
2550 }
2551
2552 - (PackageValue *) metadata {
2553     return metadata_;
2554 }
2555
2556 - (time_t) seen {
2557     PackageValue *metadata([self metadata]);
2558     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2559 }
2560
2561 - (bool) subscribed {
2562     return [self metadata]->subscribed_;
2563 }
2564
2565 - (bool) setSubscribed:(bool)subscribed {
2566     PackageValue *metadata([self metadata]);
2567     if (metadata->subscribed_ == subscribed)
2568         return false;
2569     metadata->subscribed_ = subscribed;
2570     return true;
2571 }
2572
2573 - (BOOL) ignored {
2574     return ignored_;
2575 }
2576
2577 - (NSString *) latest {
2578     return latest_;
2579 }
2580
2581 - (NSString *) installed {
2582     return installed_;
2583 }
2584
2585 - (BOOL) uninstalled {
2586     return installed_.empty();
2587 }
2588
2589 - (BOOL) valid {
2590     return !version_.end();
2591 }
2592
2593 - (BOOL) upgradableAndEssential:(BOOL)essential {
2594     _profile(Package$upgradableAndEssential)
2595         pkgCache::VerIterator current(iterator_.CurrentVer());
2596         if (current.end())
2597             return essential && essential_;
2598         else
2599             return !version_.end() && version_ != current;
2600     _end
2601 }
2602
2603 - (BOOL) essential {
2604     return essential_;
2605 }
2606
2607 - (BOOL) broken {
2608     return [database_ cache][iterator_].InstBroken();
2609 }
2610
2611 - (BOOL) unfiltered {
2612     _profile(Package$unfiltered$obsolete)
2613         if (_unlikely(obsolete_))
2614             return false;
2615     _end
2616
2617     _profile(Package$unfiltered$hasSupportingRole)
2618         if (_unlikely(![self hasSupportingRole]))
2619             return false;
2620     _end
2621
2622     return true;
2623 }
2624
2625 - (BOOL) visible {
2626     if (![self unfiltered])
2627         return false;
2628
2629     NSString *section;
2630
2631     _profile(Package$visible$section)
2632         section = [self section];
2633     _end
2634
2635     _profile(Package$visible$isSectionVisible)
2636         if (!isSectionVisible(section))
2637             return false;
2638     _end
2639
2640     return true;
2641 }
2642
2643 - (BOOL) half {
2644     unsigned char current(iterator_->CurrentState);
2645     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2646 }
2647
2648 - (BOOL) halfConfigured {
2649     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2650 }
2651
2652 - (BOOL) halfInstalled {
2653     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2654 }
2655
2656 - (BOOL) hasMode {
2657     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2658     return state.Mode != pkgDepCache::ModeKeep;
2659 }
2660
2661 - (NSString *) mode {
2662     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2663
2664     switch (state.Mode) {
2665         case pkgDepCache::ModeDelete:
2666             if ((state.iFlags & pkgDepCache::Purge) != 0)
2667                 return @"PURGE";
2668             else
2669                 return @"REMOVE";
2670         case pkgDepCache::ModeKeep:
2671             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2672                 return @"REINSTALL";
2673             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2674                 return nil;*/
2675             else
2676                 return nil;
2677         case pkgDepCache::ModeInstall:
2678             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2679                 return @"REINSTALL";
2680             else*/ switch (state.Status) {
2681                 case -1:
2682                     return @"DOWNGRADE";
2683                 case 0:
2684                     return @"INSTALL";
2685                 case 1:
2686                     return @"UPGRADE";
2687                 case 2:
2688                     return @"NEW_INSTALL";
2689                 _nodefault
2690             }
2691         _nodefault
2692     }
2693 }
2694
2695 - (NSString *) id {
2696     return id_;
2697 }
2698
2699 - (NSString *) name {
2700     return name_.empty() ? id_ : name_;
2701 }
2702
2703 - (UIImage *) icon {
2704     NSString *section = [self simpleSection];
2705
2706     UIImage *icon(nil);
2707     if (parsed_ != NULL)
2708         if (NSString *href = parsed_->icon_)
2709             if ([href hasPrefix:@"file:///"])
2710                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2711     if (icon == nil) if (section != nil)
2712         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2713     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2714         if ([dicon hasPrefix:@"file:///"])
2715             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2716     if (icon == nil)
2717         icon = [UIImage applicationImageNamed:@"unknown.png"];
2718     return icon;
2719 }
2720
2721 - (NSString *) homepage {
2722     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2723 }
2724
2725 - (NSString *) depiction {
2726     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2727 }
2728
2729 - (MIMEAddress *) sponsor {
2730     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2731 }
2732
2733 - (MIMEAddress *) author {
2734     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2735 }
2736
2737 - (NSString *) support {
2738     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2739 }
2740
2741 - (NSArray *) files {
2742     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2743     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2744
2745     std::ifstream fin;
2746     fin.open([path UTF8String]);
2747     if (!fin.is_open())
2748         return nil;
2749
2750     std::string line;
2751     while (std::getline(fin, line))
2752         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2753
2754     return files;
2755 }
2756
2757 - (NSString *) state {
2758 @synchronized (database_) {
2759     if ([database_ era] != era_ || file_.end())
2760         return nil;
2761
2762     switch (iterator_->CurrentState) {
2763         case pkgCache::State::NotInstalled:
2764             return @"NotInstalled";
2765         case pkgCache::State::UnPacked:
2766             return @"UnPacked";
2767         case pkgCache::State::HalfConfigured:
2768             return @"HalfConfigured";
2769         case pkgCache::State::HalfInstalled:
2770             return @"HalfInstalled";
2771         case pkgCache::State::ConfigFiles:
2772             return @"ConfigFiles";
2773         case pkgCache::State::Installed:
2774             return @"Installed";
2775         case pkgCache::State::TriggersAwaited:
2776             return @"TriggersAwaited";
2777         case pkgCache::State::TriggersPending:
2778             return @"TriggersPending";
2779     }
2780
2781     return (NSString *) [NSNull null];
2782 } }
2783
2784 - (NSString *) selection {
2785 @synchronized (database_) {
2786     if ([database_ era] != era_ || file_.end())
2787         return nil;
2788
2789     switch (iterator_->SelectedState) {
2790         case pkgCache::State::Unknown:
2791             return @"Unknown";
2792         case pkgCache::State::Install:
2793             return @"Install";
2794         case pkgCache::State::Hold:
2795             return @"Hold";
2796         case pkgCache::State::DeInstall:
2797             return @"DeInstall";
2798         case pkgCache::State::Purge:
2799             return @"Purge";
2800     }
2801
2802     return (NSString *) [NSNull null];
2803 } }
2804
2805 - (NSArray *) warnings {
2806     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2807     const char *name(iterator_.Name());
2808
2809     size_t length(strlen(name));
2810     if (length < 2) invalid:
2811         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2812     else for (size_t i(0); i != length; ++i)
2813         if (
2814             /* XXX: technically this is not allowed */
2815             (name[i] < 'A' || name[i] > 'Z') &&
2816             (name[i] < 'a' || name[i] > 'z') &&
2817             (name[i] < '0' || name[i] > '9') &&
2818             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2819         ) goto invalid;
2820
2821     if (strcmp(name, "cydia") != 0) {
2822         bool cydia = false;
2823         bool user = false;
2824         bool _private = false;
2825         bool stash = false;
2826
2827         bool repository = [[self section] isEqualToString:@"Repositories"];
2828
2829         if (NSArray *files = [self files])
2830             for (NSString *file in files)
2831                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2832                     cydia = true;
2833                 else if (!user && [file isEqualToString:@"/User"])
2834                     user = true;
2835                 else if (!_private && [file isEqualToString:@"/private"])
2836                     _private = true;
2837                 else if (!stash && [file isEqualToString:@"/var/stash"])
2838                     stash = true;
2839
2840         /* XXX: this is not sensitive enough. only some folders are valid. */
2841         if (cydia && !repository)
2842             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2843         if (user)
2844             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2845         if (_private)
2846             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2847         if (stash)
2848             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2849     }
2850
2851     return [warnings count] == 0 ? nil : warnings;
2852 }
2853
2854 - (NSArray *) applications {
2855     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2856
2857     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2858
2859     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2860     if (NSArray *files = [self files])
2861         for (NSString *file in files)
2862             if (application_r(file)) {
2863                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2864                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2865                 if ([id isEqualToString:me])
2866                     continue;
2867
2868                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2869                 if (display == nil)
2870                     display = application_r[1];
2871
2872                 NSString *bundle([file stringByDeletingLastPathComponent]);
2873                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2874                 if (icon == nil || [icon length] == 0)
2875                     icon = @"icon.png";
2876                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2877
2878                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2879                 [applications addObject:application];
2880
2881                 [application addObject:id];
2882                 [application addObject:display];
2883                 [application addObject:url];
2884             }
2885
2886     return [applications count] == 0 ? nil : applications;
2887 }
2888
2889 - (Source *) source {
2890     if (source_ == nil) {
2891         @synchronized (database_) {
2892             if ([database_ era] != era_ || file_.end())
2893                 source_ = (Source *) [NSNull null];
2894             else
2895                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2896         }
2897     }
2898
2899     return source_ == (Source *) [NSNull null] ? nil : source_;
2900 }
2901
2902 - (uint32_t) rank {
2903     return rank_;
2904 }
2905
2906 - (BOOL) matches:(NSArray *)query {
2907     if (query == nil || [query count] == 0)
2908         return NO;
2909
2910     rank_ = 0;
2911
2912     NSString *string;
2913     NSRange range;
2914     NSUInteger length;
2915
2916     string = [self name];
2917     length = [string length];
2918
2919     for (NSString *term in query) {
2920         range = [string rangeOfString:term options:MatchCompareOptions_];
2921         if (range.location != NSNotFound)
2922             rank_ -= 6 * 1000000 / length;
2923     }
2924
2925     if (rank_ == 0) {
2926         string = [self id];
2927         length = [string length];
2928
2929         for (NSString *term in query) {
2930             range = [string rangeOfString:term options:MatchCompareOptions_];
2931             if (range.location != NSNotFound)
2932                 rank_ -= 6 * 1000000 / length;
2933         }
2934     }
2935
2936     string = [self shortDescription];
2937     length = [string length];
2938     NSUInteger stop(std::min<NSUInteger>(length, 200));
2939
2940     for (NSString *term in query) {
2941         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2942         if (range.location != NSNotFound)
2943             rank_ -= 2 * 100000;
2944     }
2945
2946     return rank_ != 0;
2947 }
2948
2949 - (bool) hasSupportingRole {
2950     if (role_ == 0)
2951         return true;
2952     if (role_ == 1)
2953         return true;
2954     if ([Role_ isEqualToString:@"User"])
2955         return false;
2956     if (role_ == 2)
2957         return true;
2958     if ([Role_ isEqualToString:@"Hacker"])
2959         return false;
2960     if (role_ == 3)
2961         return true;
2962     if ([Role_ isEqualToString:@"Developer"])
2963         return false;
2964     _assert(false);
2965 }
2966
2967 - (NSArray *) tags {
2968     return tags_;
2969 }
2970
2971 - (BOOL) hasTag:(NSString *)tag {
2972     return tags_ == nil ? NO : [tags_ containsObject:tag];
2973 }
2974
2975 - (NSString *) primaryPurpose {
2976     for (NSString *tag in (NSArray *) tags_)
2977         if ([tag hasPrefix:@"purpose::"])
2978             return [tag substringFromIndex:9];
2979     return nil;
2980 }
2981
2982 - (NSArray *) purposes {
2983     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2984     for (NSString *tag in (NSArray *) tags_)
2985         if ([tag hasPrefix:@"purpose::"])
2986             [purposes addObject:[tag substringFromIndex:9]];
2987     return [purposes count] == 0 ? nil : purposes;
2988 }
2989
2990 - (bool) isCommercial {
2991     return [self hasTag:@"cydia::commercial"];
2992 }
2993
2994 - (void) setIndex:(size_t)index {
2995     if (metadata_->index_ != index)
2996         metadata_->index_ = index;
2997 }
2998
2999 - (CYString &) cyname {
3000     return name_.empty() ? id_ : name_;
3001 }
3002
3003 - (uint32_t) compareBySection:(NSArray *)sections {
3004     NSString *section([self section]);
3005     for (size_t i(0), e([sections count]); i != e; ++i) {
3006         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3007             return i;
3008     }
3009
3010     return _not(uint32_t);
3011 }
3012
3013 - (void) clear {
3014 @synchronized (database_) {
3015     pkgProblemResolver *resolver = [database_ resolver];
3016     resolver->Clear(iterator_);
3017
3018     pkgCacheFile &cache([database_ cache]);
3019     cache->SetReInstall(iterator_, false);
3020     cache->MarkKeep(iterator_, false);
3021 } }
3022
3023 - (void) install {
3024 @synchronized (database_) {
3025     pkgProblemResolver *resolver = [database_ resolver];
3026     resolver->Clear(iterator_);
3027     resolver->Protect(iterator_);
3028
3029     pkgCacheFile &cache([database_ cache]);
3030     cache->SetReInstall(iterator_, false);
3031     cache->MarkInstall(iterator_, false);
3032
3033     pkgDepCache::StateCache &state((*cache)[iterator_]);
3034     if (!state.Install())
3035         cache->SetReInstall(iterator_, true);
3036 } }
3037
3038 - (void) remove {
3039 @synchronized (database_) {
3040     pkgProblemResolver *resolver = [database_ resolver];
3041     resolver->Clear(iterator_);
3042     resolver->Remove(iterator_);
3043     resolver->Protect(iterator_);
3044
3045     pkgCacheFile &cache([database_ cache]);
3046     cache->SetReInstall(iterator_, false);
3047     cache->MarkDelete(iterator_, true);
3048 } }
3049
3050 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3051     _profile(Package$isUnfilteredAndSearchedForBy)
3052         bool value(true);
3053
3054         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3055             value &= [self unfiltered];
3056         _end
3057
3058         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3059             value &= [self matches:query];
3060         _end
3061
3062         return value;
3063     _end
3064 }
3065
3066 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3067     if ([search length] == 0)
3068         return false;
3069
3070     _profile(Package$isUnfilteredAndSelectedForBy)
3071         bool value(true);
3072
3073         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3074             value &= [self unfiltered];
3075         _end
3076
3077         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3078             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3079         _end
3080
3081         return value;
3082     _end
3083 }
3084
3085 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3086     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3087 }
3088
3089 - (bool) isVisibleInSection:(NSString *)name {
3090     NSString *section([self section]);
3091
3092     return (
3093         name == nil ||
3094         section == nil && [name length] == 0 ||
3095         [name isEqualToString:section]
3096     ) && [self visible];
3097 }
3098
3099 - (bool) isVisibleInSource:(Source *)source {
3100     return [self source] == source && [self visible];
3101 }
3102
3103 @end
3104 /* }}} */
3105 /* Section Class {{{ */
3106 @interface Section : NSObject {
3107     _H<NSString> name_;
3108     unichar index_;
3109     size_t row_;
3110     size_t count_;
3111     _H<NSString> localized_;
3112 }
3113
3114 - (NSComparisonResult) compareByLocalized:(Section *)section;
3115 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3116 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3117 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3118 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3119 - (NSString *) name;
3120 - (unichar) index;
3121
3122 - (size_t) row;
3123 - (size_t) count;
3124
3125 - (void) addToRow;
3126 - (void) addToCount;
3127
3128 - (void) setCount:(size_t)count;
3129 - (NSString *) localized;
3130
3131 @end
3132
3133 @implementation Section
3134
3135 - (NSComparisonResult) compareByLocalized:(Section *)section {
3136     NSString *lhs(localized_);
3137     NSString *rhs([section localized]);
3138
3139     /*if ([lhs length] != 0 && [rhs length] != 0) {
3140         unichar lhc = [lhs characterAtIndex:0];
3141         unichar rhc = [rhs characterAtIndex:0];
3142
3143         if (isalpha(lhc) && !isalpha(rhc))
3144             return NSOrderedAscending;
3145         else if (!isalpha(lhc) && isalpha(rhc))
3146             return NSOrderedDescending;
3147     }*/
3148
3149     return [lhs compare:rhs options:LaxCompareOptions_];
3150 }
3151
3152 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3153     if ((self = [self initWithName:name localize:NO]) != nil) {
3154         if (localized != nil)
3155             localized_ = localized;
3156     } return self;
3157 }
3158
3159 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3160     return [self initWithName:name row:0 localize:localize];
3161 }
3162
3163 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3164     if ((self = [super init]) != nil) {
3165         name_ = name;
3166         index_ = '\0';
3167         row_ = row;
3168         if (localize)
3169             localized_ = LocalizeSection(name_);
3170     } return self;
3171 }
3172
3173 /* XXX: localize the index thingees */
3174 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3175     if ((self = [super init]) != nil) {
3176         name_ = [NSString stringWithCharacters:&index length:1];
3177         index_ = index;
3178         row_ = row;
3179     } return self;
3180 }
3181
3182 - (NSString *) name {
3183     return name_;
3184 }
3185
3186 - (unichar) index {
3187     return index_;
3188 }
3189
3190 - (size_t) row {
3191     return row_;
3192 }
3193
3194 - (size_t) count {
3195     return count_;
3196 }
3197
3198 - (void) addToRow {
3199     ++row_;
3200 }
3201
3202 - (void) addToCount {
3203     ++count_;
3204 }
3205
3206 - (void) setCount:(size_t)count {
3207     count_ = count;
3208 }
3209
3210 - (NSString *) localized {
3211     return localized_;
3212 }
3213
3214 @end
3215 /* }}} */
3216
3217 class CydiaLogCleaner :
3218     public pkgArchiveCleaner
3219 {
3220   protected:
3221     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3222         unlink(File);
3223     }
3224 };
3225
3226 /* Database Implementation {{{ */
3227 @implementation Database
3228
3229 + (Database *) sharedInstance {
3230     static _H<Database> instance;
3231     if (instance == nil)
3232         instance = [[[Database alloc] init] autorelease];
3233     return instance;
3234 }
3235
3236 - (unsigned) era {
3237     return era_;
3238 }
3239
3240 - (void) releasePackages {
3241     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3242     CFArrayRemoveAllValues(packages_);
3243 }
3244
3245 - (void) dealloc {
3246     // XXX: actually implement this thing
3247     _assert(false);
3248     [self releasePackages];
3249     apr_pool_destroy(pool_);
3250     NSRecycleZone(zone_);
3251     [super dealloc];
3252 }
3253
3254 - (void) _readCydia:(NSNumber *)fd {
3255     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3256     std::istream is(&ib);
3257     std::string line;
3258
3259     static Pcre finish_r("^finish:([^:]*)$");
3260
3261     while (std::getline(is, line)) {
3262         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3263
3264         const char *data(line.c_str());
3265         size_t size = line.size();
3266         lprintf("C:%s\n", data);
3267
3268         if (finish_r(data, size)) {
3269             NSString *finish = finish_r[1];
3270             int index = [Finishes_ indexOfObject:finish];
3271             if (index != INT_MAX && index > Finish_)
3272                 Finish_ = index;
3273         }
3274
3275         [pool release];
3276     }
3277
3278     _assume(false);
3279 }
3280
3281 - (void) _readStatus:(NSNumber *)fd {
3282     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3283     std::istream is(&ib);
3284     std::string line;
3285
3286     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3287     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3288
3289     while (std::getline(is, line)) {
3290         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3291
3292         const char *data(line.c_str());
3293         size_t size(line.size());
3294         lprintf("S:%s\n", data);
3295
3296         if (conffile_r(data, size)) {
3297             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3298             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3299         } else if (strncmp(data, "status: ", 8) == 0) {
3300             // status: <package>: {unpacked,half-configured,installed}
3301             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3302             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3303         } else if (strncmp(data, "processing: ", 12) == 0) {
3304             // processing: configure: config-test
3305             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3306             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3307         } else if (pmstatus_r(data, size)) {
3308             std::string type([pmstatus_r[1] UTF8String]);
3309
3310             NSString *package = pmstatus_r[2];
3311             if ([package isEqualToString:@"dpkg-exec"])
3312                 package = nil;
3313
3314             float percent([pmstatus_r[3] floatValue]);
3315             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3316
3317             NSString *string = pmstatus_r[4];
3318
3319             if (type == "pmerror") {
3320                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3321                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322             } else if (type == "pmstatus") {
3323                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3324                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3325             } else if (type == "pmconffile")
3326                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3327             else
3328                 lprintf("E:unknown pmstatus\n");
3329         } else
3330             lprintf("E:unknown status\n");
3331
3332         [pool release];
3333     }
3334
3335     _assume(false);
3336 }
3337
3338 - (void) _readOutput:(NSNumber *)fd {
3339     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3340     std::istream is(&ib);
3341     std::string line;
3342
3343     while (std::getline(is, line)) {
3344         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3345
3346         lprintf("O:%s\n", line.c_str());
3347
3348         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3349         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3350
3351         [pool release];
3352     }
3353
3354     _assume(false);
3355 }
3356
3357 - (FILE *) input {
3358     return input_;
3359 }
3360
3361 - (Package *) packageWithName:(NSString *)name {
3362     if (name == nil)
3363         return nil;
3364 @synchronized (self) {
3365     if (static_cast<pkgDepCache *>(cache_) == NULL)
3366         return nil;
3367     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3368     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3369 } }
3370
3371 - (id) init {
3372     if ((self = [super init]) != nil) {
3373         policy_ = NULL;
3374         records_ = NULL;
3375         resolver_ = NULL;
3376         fetcher_ = NULL;
3377         lock_ = NULL;
3378
3379         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3380         apr_pool_create(&pool_, NULL);
3381
3382         size_t capacity(MetaFile_->active_);
3383         if (capacity == 0)
3384             capacity = 16384;
3385         else
3386             capacity += 1024;
3387
3388         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3389         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3390
3391         int fds[2];
3392
3393         _assert(pipe(fds) != -1);
3394         cydiafd_ = fds[1];
3395
3396         _config->Set("APT::Keep-Fds::", cydiafd_);
3397         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3398
3399         [NSThread
3400             detachNewThreadSelector:@selector(_readCydia:)
3401             toTarget:self
3402             withObject:[NSNumber numberWithInt:fds[0]]
3403         ];
3404
3405         _assert(pipe(fds) != -1);
3406         statusfd_ = fds[1];
3407
3408         [NSThread
3409             detachNewThreadSelector:@selector(_readStatus:)
3410             toTarget:self
3411             withObject:[NSNumber numberWithInt:fds[0]]
3412         ];
3413
3414         _assert(pipe(fds) != -1);
3415         _assert(dup2(fds[0], 0) != -1);
3416         _assert(close(fds[0]) != -1);
3417
3418         input_ = fdopen(fds[1], "a");
3419
3420         _assert(pipe(fds) != -1);
3421         _assert(dup2(fds[1], 1) != -1);
3422         _assert(close(fds[1]) != -1);
3423
3424         [NSThread
3425             detachNewThreadSelector:@selector(_readOutput:)
3426             toTarget:self
3427             withObject:[NSNumber numberWithInt:fds[0]]
3428         ];
3429     } return self;
3430 }
3431
3432 - (pkgCacheFile &) cache {
3433     return cache_;
3434 }
3435
3436 - (pkgDepCache::Policy *) policy {
3437     return policy_;
3438 }
3439
3440 - (pkgRecords *) records {
3441     return records_;
3442 }
3443
3444 - (pkgProblemResolver *) resolver {
3445     return resolver_;
3446 }
3447
3448 - (pkgAcquire &) fetcher {
3449     return *fetcher_;
3450 }
3451
3452 - (pkgSourceList &) list {
3453     return *list_;
3454 }
3455
3456 - (NSArray *) packages {
3457     return (NSArray *) packages_;
3458 }
3459
3460 - (NSArray *) sources {
3461     return sourceList_;
3462 }
3463
3464 - (Source *) sourceWithKey:(NSString *)key {
3465     for (Source *source in [self sources]) {
3466         if ([[source key] isEqualToString:key])
3467             return source;
3468     } return nil;
3469 }
3470
3471 - (bool) popErrorWithTitle:(NSString *)title {
3472     bool fatal(false);
3473
3474     while (!_error->empty()) {
3475         std::string error;
3476         bool warning(!_error->PopMessage(error));
3477         if (!warning)
3478             fatal = true;
3479
3480         for (;;) {
3481             size_t size(error.size());
3482             if (size == 0 || error[size - 1] != '\n')
3483                 break;
3484             error.resize(size - 1);
3485         }
3486
3487         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3488
3489         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3490     }
3491
3492     return fatal;
3493 }
3494
3495 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3496     return [self popErrorWithTitle:title] || !success;
3497 }
3498
3499 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3500 @synchronized (self) {
3501     ++era_;
3502
3503     [self releasePackages];
3504
3505     sourceMap_.clear();
3506     [sourceList_ removeAllObjects];
3507
3508     _error->Discard();
3509
3510     delete list_;
3511     list_ = NULL;
3512     manager_ = NULL;
3513     delete lock_;
3514     lock_ = NULL;
3515     delete fetcher_;
3516     fetcher_ = NULL;
3517     delete resolver_;
3518     resolver_ = NULL;
3519     delete records_;
3520     records_ = NULL;
3521     delete policy_;
3522     policy_ = NULL;
3523
3524     cache_.Close();
3525
3526     apr_pool_clear(pool_);
3527
3528     NSRecycleZone(zone_);
3529     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3530
3531     int chk(creat("/tmp/cydia.chk", 0644));
3532     if (chk != -1)
3533         close(chk);
3534
3535     if (invocation != nil)
3536         [invocation invoke];
3537
3538     NSString *title(UCLocalize("DATABASE"));
3539
3540     _trace();
3541     OpProgress progress;
3542     while (!cache_.Open(progress, true)) { pop:
3543         std::string error;
3544         bool warning(!_error->PopMessage(error));
3545         lprintf("cache_.Open():[%s]\n", error.c_str());
3546
3547         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3548             [delegate_ repairWithSelector:@selector(configure)];
3549         else if (error == "The package lists or status file could not be parsed or opened.")
3550             [delegate_ repairWithSelector:@selector(update)];
3551         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3552         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3553         // else if (error == "Malformed Status line")
3554         // else if (error == "The list of sources could not be read.")
3555         else {
3556             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3557             return;
3558         }
3559
3560         if (warning)
3561             goto pop;
3562         _error->Discard();
3563     }
3564     _trace();
3565
3566     unlink("/tmp/cydia.chk");
3567
3568     now_ = [[NSDate date] timeIntervalSince1970];
3569
3570     policy_ = new pkgDepCache::Policy();
3571     records_ = new pkgRecords(cache_);
3572     resolver_ = new pkgProblemResolver(cache_);
3573     fetcher_ = new pkgAcquire(&status_);
3574     lock_ = NULL;
3575
3576     list_ = new pkgSourceList();
3577     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3578         return;
3579
3580     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3581         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3582         return;
3583     }
3584
3585     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3586         return;
3587
3588     if (cache_->BrokenCount() != 0) {
3589         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3590             return;
3591
3592         if (cache_->BrokenCount() != 0) {
3593             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3594             return;
3595         }
3596
3597         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3598             return;
3599     }
3600
3601     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3602         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3603         [sourceList_ addObject:object];
3604
3605         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3606         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3607             // XXX: this could be more intelligent
3608             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3609                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3610                 if (!cached.end())
3611                     sourceMap_[cached->ID] = object;
3612             }
3613     }
3614
3615     {
3616         /*std::vector<Package *> packages;
3617         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3618         packages_ = nil;*/
3619
3620         _trace();
3621
3622         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3623             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3624                 //packages.push_back(package);
3625                 CFArrayAppendValue(packages_, CFRetain(package));
3626
3627         _trace();
3628
3629         /*if (packages.empty())
3630             packages_ = [[NSArray alloc] init];
3631         else
3632             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3633         _trace();*/
3634
3635         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3636         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3637         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3638
3639         /*_trace();
3640         PrintTimes();
3641         _trace();*/
3642
3643         _trace();
3644
3645         /*if (!packages.empty())
3646             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3647         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3648
3649         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3650
3651         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3652
3653         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3654
3655         _trace();
3656
3657         size_t count(CFArrayGetCount(packages_));
3658         MetaFile_->active_ = count;
3659
3660         for (size_t index(0); index != count; ++index)
3661             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3662
3663         _trace();
3664     }
3665 } }
3666
3667 - (void) clear {
3668 @synchronized (self) {
3669     delete resolver_;
3670     resolver_ = new pkgProblemResolver(cache_);
3671
3672     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3673         if (!cache_[iterator].Keep())
3674             cache_->MarkKeep(iterator, false);
3675         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3676             cache_->SetReInstall(iterator, false);
3677 } }
3678
3679 - (void) configure {
3680     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3681     _trace();
3682     system([dpkg UTF8String]);
3683     _trace();
3684 }
3685
3686 - (bool) clean {
3687     // XXX: I don't remember this condition
3688     if (lock_ != NULL)
3689         return false;
3690
3691     FileFd Lock;
3692     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3693
3694     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3695
3696     if ([self popErrorWithTitle:title])
3697         return false;
3698
3699     pkgAcquire fetcher;
3700     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3701
3702     CydiaLogCleaner cleaner;
3703     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3704         return false;
3705
3706     return true;
3707 }
3708
3709 - (bool) prepare {
3710     fetcher_->Shutdown();
3711
3712     pkgRecords records(cache_);
3713
3714     lock_ = new FileFd();
3715     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3716
3717     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3718
3719     if ([self popErrorWithTitle:title])
3720         return false;
3721
3722     pkgSourceList list;
3723     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3724         return false;
3725
3726     manager_ = (_system->CreatePM(cache_));
3727     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3728         return false;
3729
3730     return true;
3731 }
3732
3733 - (void) perform {
3734     bool substrate(RestartSubstrate_);
3735     RestartSubstrate_ = false;
3736
3737     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3738
3739     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3740         pkgSourceList list;
3741         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3742             return;
3743         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3744             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3745     }
3746
3747     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3748
3749     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3750         _trace();
3751         [self popErrorWithTitle:title];
3752         return;
3753     }
3754
3755     bool failed = false;
3756     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3757         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3758             continue;
3759         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3760             continue;
3761
3762         failed = true;
3763     }
3764
3765     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3766
3767     if (failed) {
3768         _trace();
3769         return;
3770     }
3771
3772     if (substrate)
3773         RestartSubstrate_ = true;
3774
3775     _system->UnLock();
3776     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3777
3778     if (_error->PendingError()) {
3779         _trace();
3780         return;
3781     }
3782
3783     if (result == pkgPackageManager::Failed) {
3784         _trace();
3785         return;
3786     }
3787
3788     if (result != pkgPackageManager::Completed) {
3789         _trace();
3790         return;
3791     }
3792
3793     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3794         pkgSourceList list;
3795         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3796             return;
3797         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3798             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3799     }
3800
3801     if (![before isEqualToArray:after])
3802         [self update];
3803 }
3804
3805 - (bool) upgrade {
3806     NSString *title(UCLocalize("UPGRADE"));
3807     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3808         return false;
3809     return true;
3810 }
3811
3812 - (void) update {
3813     [self updateWithStatus:status_];
3814 }
3815
3816 - (void) updateWithStatus:(Status &)status {
3817     NSString *title(UCLocalize("REFRESHING_DATA"));
3818
3819     pkgSourceList list;
3820     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3821         return;
3822
3823     FileFd lock;
3824     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3825     if ([self popErrorWithTitle:title])
3826         return;
3827
3828     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3829
3830     bool success(ListUpdate(status, list, PulseInterval_));
3831     if (status.WasCancelled())
3832         _error->Discard();
3833     else {
3834         [self popErrorWithTitle:title forOperation:success];
3835         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3836         Changed_ = true;
3837     }
3838
3839     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3840 }
3841
3842 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3843     delegate_ = delegate;
3844 }
3845
3846 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3847     progress_ = delegate;
3848     status_.setDelegate(delegate);
3849 }
3850
3851 - (NSObject<ProgressDelegate> *) progressDelegate {
3852     return progress_;
3853 }
3854
3855 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3856     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3857     return i == sourceMap_.end() ? nil : i->second;
3858 }
3859
3860 - (NSString *) mappedSectionForPointer:(const char *)section {
3861     _H<NSString> *mapped;
3862
3863     _profile(Database$mappedSectionForPointer$Cache)
3864         mapped = &sections_[section];
3865     _end
3866
3867     if (*mapped == NULL) {
3868         size_t length(strlen(section));
3869         char spaced[length + 1];
3870
3871         _profile(Database$mappedSectionForPointer$Replace)
3872             for (size_t index(0); index != length; ++index)
3873                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3874             spaced[length] = '\0';
3875         _end
3876
3877         NSString *string;
3878
3879         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3880             string = [NSString stringWithUTF8String:spaced];
3881         _end
3882
3883         _profile(Database$mappedSectionForPointer$Map)
3884             string = [SectionMap_ objectForKey:string] ?: string;
3885         _end
3886
3887         *mapped = string;
3888     } return *mapped;
3889 }
3890
3891 @end
3892 /* }}} */
3893
3894 static _H<NSMutableSet> Diversions_;
3895
3896 @interface Diversion : NSObject {
3897     Pcre pattern_;
3898     _H<NSString> key_;
3899     _H<NSString> format_;
3900 }
3901
3902 @end
3903
3904 @implementation Diversion
3905
3906 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3907     if ((self = [super init]) != nil) {
3908         pattern_ = [from UTF8String];
3909         key_ = from;
3910         format_ = to;
3911     } return self;
3912 }
3913
3914 - (NSString *) divert:(NSString *)url {
3915     return !pattern_(url) ? nil : pattern_->*format_;
3916 }
3917
3918 + (NSURL *) divertURL:(NSURL *)url {
3919   divert:
3920     NSString *href([url absoluteString]);
3921
3922     for (Diversion *diversion in (id) Diversions_)
3923         if (NSString *diverted = [diversion divert:href]) {
3924 #if !ForRelease
3925             NSLog(@"div: %@", diverted);
3926 #endif
3927             url = [NSURL URLWithString:diverted];
3928             goto divert;
3929         }
3930
3931     return url;
3932 }
3933
3934 - (NSString *) key {
3935     return key_;
3936 }
3937
3938 - (NSUInteger) hash {
3939     return [key_ hash];
3940 }
3941
3942 - (BOOL) isEqual:(Diversion *)object {
3943     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3944 }
3945
3946 @end
3947
3948 @interface CydiaObject : NSObject {
3949     _H<IndirectDelegate> indirect_;
3950     _transient id delegate_;
3951 }
3952
3953 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3954
3955 @end
3956
3957 @interface CydiaWebViewController : CyteWebViewController {
3958     _H<CydiaObject> cydia_;
3959 }
3960
3961 + (void) addDiversion:(Diversion *)diversion;
3962
3963 @end
3964
3965 /* Web Scripting {{{ */
3966 @implementation CydiaObject
3967
3968 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3969     if ((self = [super init]) != nil) {
3970         indirect_ = indirect;
3971     } return self;
3972 }
3973
3974 - (void) setDelegate:(id)delegate {
3975     delegate_ = delegate;
3976 }
3977
3978 + (NSArray *) _attributeKeys {
3979     return [NSArray arrayWithObjects:
3980         @"bbsnum",
3981         @"cydiaSource",
3982         @"device",
3983         @"ecid",
3984         @"firmware",
3985         @"hostname",
3986         @"idiom",
3987         @"model",
3988         @"plmn",
3989         @"role",
3990         @"serial",
3991         @"token",
3992         @"version",
3993     nil];
3994 }
3995
3996 - (NSArray *) attributeKeys {
3997     return [[self class] _attributeKeys];
3998 }
3999
4000 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4001     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4002 }
4003
4004 - (NSString *) version {
4005     return Cydia_;
4006 }
4007
4008 - (NSString *) device {
4009     return [[UIDevice currentDevice] uniqueIdentifier];
4010 }
4011
4012 - (NSString *) firmware {
4013     return [[UIDevice currentDevice] systemVersion];
4014 }
4015
4016 - (NSString *) hostname {
4017     return [[UIDevice currentDevice] name];
4018 }
4019
4020 - (NSString *) idiom {
4021     return (id) Idiom_ ?: [NSNull null];
4022 }
4023
4024 - (NSString *) plmn {
4025     return (id) PLMN_ ?: [NSNull null];
4026 }
4027
4028 - (NSString *) bbsnum {
4029     return (id) BBSNum_ ?: [NSNull null];
4030 }
4031
4032 - (NSString *) ecid {
4033     return (id) ChipID_ ?: [NSNull null];
4034 }
4035
4036 - (NSString *) serial {
4037     return SerialNumber_;
4038 }
4039
4040 - (NSString *) role {
4041     return (id) Role_ ?: [NSNull null];
4042 }
4043
4044 - (NSString *) model {
4045     return [NSString stringWithUTF8String:Machine_];
4046 }
4047
4048 - (NSString *) token {
4049     return (id) Token_ ?: [NSNull null];
4050 }
4051
4052 + (NSString *) webScriptNameForSelector:(SEL)selector {
4053     if (false);
4054     else if (selector == @selector(addBridgedHost:))
4055         return @"addBridgedHost";
4056     else if (selector == @selector(addInsecureHost:))
4057         return @"addInsecureHost";
4058     else if (selector == @selector(addInternalRedirect::))
4059         return @"addInternalRedirect";
4060     else if (selector == @selector(addPipelinedHost:scheme:))
4061         return @"addPipelinedHost";
4062     else if (selector == @selector(addSource:::))
4063         return @"addSource";
4064     else if (selector == @selector(addTokenHost:))
4065         return @"addTokenHost";
4066     else if (selector == @selector(addTrivialSource:))
4067         return @"addTrivialSource";
4068     else if (selector == @selector(close))
4069         return @"close";
4070     else if (selector == @selector(du:))
4071         return @"du";
4072     else if (selector == @selector(stringWithFormat:arguments:))
4073         return @"format";
4074     else if (selector == @selector(getAllSources))
4075         return @"getAllSourcs";
4076     else if (selector == @selector(getKernelNumber:))
4077         return @"getKernelNumber";
4078     else if (selector == @selector(getKernelString:))
4079         return @"getKernelString";
4080     else if (selector == @selector(getInstalledPackages))
4081         return @"getInstalledPackages";
4082     else if (selector == @selector(getIORegistryEntry::))
4083         return @"getIORegistryEntry";
4084     else if (selector == @selector(getLocaleIdentifier))
4085         return @"getLocaleIdentifier";
4086     else if (selector == @selector(getPreferredLanguages))
4087         return @"getPreferredLanguages";
4088     else if (selector == @selector(getPackageById:))
4089         return @"getPackageById";
4090     else if (selector == @selector(getMetadataKeys))
4091         return @"getMetadataKeys";
4092     else if (selector == @selector(getMetadataValue:))
4093         return @"getMetadataValue";
4094     else if (selector == @selector(getSessionValue:))
4095         return @"getSessionValue";
4096     else if (selector == @selector(installPackages:))
4097         return @"installPackages";
4098     else if (selector == @selector(localizedStringForKey:value:table:))
4099         return @"localize";
4100     else if (selector == @selector(popViewController:))
4101         return @"popViewController";
4102     else if (selector == @selector(refreshSources))
4103         return @"refreshSources";
4104     else if (selector == @selector(removeButton))
4105         return @"removeButton";
4106     else if (selector == @selector(saveConfig))
4107         return @"saveConfig";
4108     else if (selector == @selector(setCydiaSource:))
4109         return @"setCydiaSource";
4110     else if (selector == @selector(setMetadataValue::))
4111         return @"setMetadataValue";
4112     else if (selector == @selector(setSessionValue::))
4113         return @"setSessionValue";
4114     else if (selector == @selector(substitutePackageNames:))
4115         return @"substitutePackageNames";
4116     else if (selector == @selector(scrollToBottom:))
4117         return @"scrollToBottom";
4118     else if (selector == @selector(setAllowsNavigationAction:))
4119         return @"setAllowsNavigationAction";
4120     else if (selector == @selector(setBadgeValue:))
4121         return @"setBadgeValue";
4122     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4123         return @"setButtonImage";
4124     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4125         return @"setButtonTitle";
4126     else if (selector == @selector(setHidesBackButton:))
4127         return @"setHidesBackButton";
4128     else if (selector == @selector(setHidesNavigationBar:))
4129         return @"setHidesNavigationBar";
4130     else if (selector == @selector(setNavigationBarStyle:))
4131         return @"setNavigationBarStyle";
4132     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4133         return @"setNavigationBarTintColor";
4134     else if (selector == @selector(setPasteboardString:))
4135         return @"setPasteboardString";
4136     else if (selector == @selector(setPasteboardURL:))
4137         return @"setPasteboardURL";
4138     else if (selector == @selector(setToken:))
4139         return @"setToken";
4140     else if (selector == @selector(setViewportWidth:))
4141         return @"setViewportWidth";
4142     else if (selector == @selector(statfs:))
4143         return @"statfs";
4144     else if (selector == @selector(supports:))
4145         return @"supports";
4146     else if (selector == @selector(unload))
4147         return @"unload";
4148     else
4149         return nil;
4150 }
4151
4152 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4153     return [self webScriptNameForSelector:selector] == nil;
4154 }
4155
4156 - (BOOL) supports:(NSString *)feature {
4157     return [feature isEqualToString:@"window.open"];
4158 }
4159
4160 - (void) unload {
4161     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4162 }
4163
4164 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4165     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4166 }
4167
4168 - (NSNumber *) getKernelNumber:(NSString *)name {
4169     const char *string([name UTF8String]);
4170
4171     size_t size;
4172     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4173         return (id) [NSNull null];
4174
4175     if (size != sizeof(int))
4176         return (id) [NSNull null];
4177
4178     int value;
4179     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4180         return (id) [NSNull null];
4181
4182     return [NSNumber numberWithInt:value];
4183 }
4184
4185 - (NSString *) getKernelString:(NSString *)name {
4186     const char *string([name UTF8String]);
4187
4188     size_t size;
4189     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4190         return (id) [NSNull null];
4191
4192     char value[size + 1];
4193     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4194         return (id) [NSNull null];
4195
4196     // XXX: just in case you request something ludicrous
4197     value[size] = '\0';
4198
4199     return [NSString stringWithCString:value];
4200 }
4201
4202 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4203     NSObject *value(CYIOGetValue([path UTF8String], entry));
4204
4205     if (value != nil)
4206         if ([value isKindOfClass:[NSData class]])
4207             value = CYHex((NSData *) value);
4208
4209     return value;
4210 }
4211
4212 - (void) _setCydiaSource:(NSString *)source {
4213     @synchronized (HostConfig_) {
4214         CydiaSource_ = source;
4215         [Metadata_ setObject:source forKey:@"CydiaSource"];
4216     }
4217
4218     Changed_ = true;
4219 }
4220
4221 - (void) setCydiaSource:(NSString *)source {
4222     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4223 }
4224
4225 - (NSString *) cydiaSource {
4226     @synchronized (HostConfig_) {
4227         return (id) CydiaSource_ ?: [NSNull null];
4228     }
4229 }
4230
4231 - (NSArray *) getMetadataKeys {
4232 @synchronized (Values_) {
4233     return [Values_ allKeys];
4234 } }
4235
4236 - (id) getMetadataValue:(NSString *)key {
4237 @synchronized (Values_) {
4238     return [Values_ objectForKey:key];
4239 } }
4240
4241 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4242 @synchronized (Values_) {
4243     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4244         [Values_ removeObjectForKey:key];
4245     else
4246         [Values_ setObject:value forKey:key];
4247
4248     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4249 } }
4250
4251 - (id) getSessionValue:(NSString *)key {
4252 @synchronized (SessionData_) {
4253     return [SessionData_ objectForKey:key];
4254 } }
4255
4256 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4257 @synchronized (SessionData_) {
4258     if (value == (id) [WebUndefined undefined])
4259         [SessionData_ removeObjectForKey:key];
4260     else
4261         [SessionData_ setObject:value forKey:key];
4262 } }
4263
4264 - (void) addBridgedHost:(NSString *)host {
4265 @synchronized (HostConfig_) {
4266     [BridgedHosts_ addObject:host];
4267 } }
4268
4269 - (void) addInsecureHost:(NSString *)host {
4270 @synchronized (HostConfig_) {
4271     [InsecureHosts_ addObject:host];
4272 } }
4273
4274 - (void) addTokenHost:(NSString *)host {
4275 @synchronized (HostConfig_) {
4276     [TokenHosts_ addObject:host];
4277 } }
4278
4279 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4280 @synchronized (HostConfig_) {
4281     if (scheme != (id) [WebUndefined undefined])
4282         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4283
4284     [PipelinedHosts_ addObject:host];
4285 } }
4286
4287 - (void) popViewController:(NSNumber *)value {
4288     if (value == (id) [WebUndefined undefined])
4289         value = [NSNumber numberWithBool:YES];
4290     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4291 }
4292
4293 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4294     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4295
4296     for (NSString *section in sections)
4297         [array addObject:section];
4298
4299     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4300         @"deb", @"Type",
4301         href, @"URI",
4302         distribution, @"Distribution",
4303         array, @"Sections",
4304     nil] waitUntilDone:NO];
4305 }
4306
4307 - (void) addTrivialSource:(NSString *)href {
4308     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4309 }
4310
4311 - (void) refreshSources {
4312     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4313 }
4314
4315 - (void) saveConfig {
4316     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4317 }
4318
4319 - (NSArray *) getAllSources {
4320     return [[Database sharedInstance] sources];
4321 }
4322
4323 - (NSArray *) getInstalledPackages {
4324     Database *database([Database sharedInstance]);
4325 @synchronized (database) {
4326     NSArray *packages([database packages]);
4327     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4328     for (Package *package in packages)
4329         if (![package uninstalled])
4330             [installed addObject:package];
4331     return installed;
4332 } }
4333
4334 - (Package *) getPackageById:(NSString *)id {
4335     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4336         [package parse];
4337         return package;
4338     } else
4339         return (Package *) [NSNull null];
4340 }
4341
4342 - (NSString *) getLocaleIdentifier {
4343     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4344 }
4345
4346 - (NSArray *) getPreferredLanguages {
4347     return Languages_;
4348 }
4349
4350 - (NSArray *) statfs:(NSString *)path {
4351     struct statfs stat;
4352
4353     if (path == nil || statfs([path UTF8String], &stat) == -1)
4354         return nil;
4355
4356     return [NSArray arrayWithObjects:
4357         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4358         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4359         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4360     nil];
4361 }
4362
4363 - (NSNumber *) du:(NSString *)path {
4364     NSNumber *value(nil);
4365
4366     int fds[2];
4367     _assert(pipe(fds) != -1);
4368
4369     pid_t pid(ExecFork());
4370     if (pid == 0) {
4371         _assert(dup2(fds[1], 1) != -1);
4372         _assert(close(fds[0]) != -1);
4373         _assert(close(fds[1]) != -1);
4374         /* XXX: this should probably not use du */
4375         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4376         exit(1);
4377         _assert(false);
4378     }
4379
4380     _assert(close(fds[1]) != -1);
4381
4382     if (FILE *du = fdopen(fds[0], "r")) {
4383         char line[1024];
4384         while (fgets(line, sizeof(line), du) != NULL) {
4385             size_t length(strlen(line));
4386             while (length != 0 && line[length - 1] == '\n')
4387                 line[--length] = '\0';
4388             if (char *tab = strchr(line, '\t')) {
4389                 *tab = '\0';
4390                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4391             }
4392         }
4393
4394         fclose(du);
4395     } else _assert(close(fds[0]));
4396
4397     int status;
4398   wait:
4399     if (waitpid(pid, &status, 0) == -1)
4400         if (errno == EINTR)
4401             goto wait;
4402         else _assert(false);
4403
4404     return value;
4405 }
4406
4407 - (void) close {
4408     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4409 }
4410
4411 - (void) installPackages:(NSArray *)packages {
4412     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4413 }
4414
4415 - (NSString *) substitutePackageNames:(NSString *)message {
4416     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4417     for (size_t i(0), e([words count]); i != e; ++i) {
4418         NSString *word([words objectAtIndex:i]);
4419         if (Package *package = [[Database sharedInstance] packageWithName:word])
4420             [words replaceObjectAtIndex:i withObject:[package name]];
4421     }
4422
4423     return [words componentsJoinedByString:@" "];
4424 }
4425
4426 - (void) removeButton {
4427     [indirect_ removeButton];
4428 }
4429
4430 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4431     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4432 }
4433
4434 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4435     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4436 }
4437
4438 - (void) setBadgeValue:(id)value {
4439     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4440 }
4441
4442 - (void) setAllowsNavigationAction:(NSString *)value {
4443     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4444 }
4445
4446 - (void) setHidesBackButton:(NSString *)value {
4447     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4448 }
4449
4450 - (void) setHidesNavigationBar:(NSString *)value {
4451     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4452 }
4453
4454 - (void) setNavigationBarStyle:(NSString *)value {
4455     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4456 }
4457
4458 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4459     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4460     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4461     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4462 }
4463
4464 - (void) setPasteboardString:(NSString *)value {
4465     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4466 }
4467
4468 - (void) setPasteboardURL:(NSString *)value {
4469     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4470 }
4471
4472 - (void) _setToken:(NSString *)token {
4473     Token_ = token;
4474
4475     if (token == nil)
4476         [Metadata_ removeObjectForKey:@"Token"];
4477     else
4478         [Metadata_ setObject:Token_ forKey:@"Token"];
4479
4480     Changed_ = true;
4481 }
4482
4483 - (void) setToken:(NSString *)token {
4484     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4485 }
4486
4487 - (void) scrollToBottom:(NSNumber *)animated {
4488     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4489 }
4490
4491 - (void) setViewportWidth:(float)width {
4492     [indirect_ setViewportWidthOnMainThread:width];
4493 }
4494
4495 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4496     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4497     unsigned count([arguments count]);
4498     id values[count];
4499     for (unsigned i(0); i != count; ++i)
4500         values[i] = [arguments objectAtIndex:i];
4501     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4502 }
4503
4504 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4505     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4506         value = nil;
4507     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4508         table = nil;
4509     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4510 }
4511
4512 @end
4513 /* }}} */
4514
4515 @interface NSURL (CydiaSecure)
4516 @end
4517
4518 @implementation NSURL (CydiaSecure)
4519
4520 - (bool) isCydiaSecure {
4521     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4522         return true;
4523
4524     @synchronized (HostConfig_) {
4525         if ([InsecureHosts_ containsObject:[self host]])
4526             return true;
4527     }
4528
4529     return false;
4530 }
4531
4532 @end
4533
4534 /* Cydia Browser Controller {{{ */
4535 @implementation CydiaWebViewController
4536
4537 - (NSURL *) navigationURL {
4538     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4539 }
4540
4541 + (void) _initialize {
4542     [super _initialize];
4543
4544     Diversions_ = [NSMutableSet setWithCapacity:0];
4545 }
4546
4547 + (void) addDiversion:(Diversion *)diversion {
4548     [Diversions_ addObject:diversion];
4549 }
4550
4551 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4552     [super webView:view didClearWindowObject:window forFrame:frame];
4553
4554     WebDataSource *source([frame dataSource]);
4555     NSURLResponse *response([source response]);
4556     NSURL *url([response URL]);
4557     NSString *scheme([[url scheme] lowercaseString]);
4558
4559     bool bridged(false);
4560
4561     @synchronized (HostConfig_) {
4562         if ([scheme isEqualToString:@"file"])
4563             bridged = true;
4564         else if ([scheme isEqualToString:@"https"])
4565             if ([BridgedHosts_ containsObject:[url host]])
4566                 bridged = true;
4567     }
4568
4569     if (bridged)
4570         [window setValue:cydia_ forKey:@"cydia"];
4571 }
4572
4573 - (void) _setupMail:(MFMailComposeViewController *)controller {
4574     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4575
4576     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4577     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4578 }
4579
4580 - (NSURL *) URLWithURL:(NSURL *)url {
4581     return [Diversion divertURL:url];
4582 }
4583
4584 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4585     NSURL *url([request URL]);
4586     NSString *host([url host]);
4587
4588     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4589
4590     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4591         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4592     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4593         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4594
4595     bool token;
4596     @synchronized (HostConfig_) {
4597         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4598     }
4599
4600     if ([url isCydiaSecure] && token) {
4601         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4602             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4603     }
4604
4605     return copy;
4606 }
4607
4608 - (void) setDelegate:(id)delegate {
4609     [super setDelegate:delegate];
4610     [cydia_ setDelegate:delegate];
4611 }
4612
4613 - (NSString *) applicationNameForUserAgent {
4614     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4615
4616     if (Safari_ != nil)
4617         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4618     if (Build_ != nil)
4619         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4620     if (Product_ != nil)
4621         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4622
4623     return application;
4624 }
4625
4626 - (id) init {
4627     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4628         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4629     } return self;
4630 }
4631
4632 @end
4633
4634 @interface AppCacheController : CydiaWebViewController {
4635 }
4636
4637 @end
4638
4639 @implementation AppCacheController
4640
4641 - (void) didReceiveMemoryWarning {
4642 }
4643
4644 @end
4645 /* }}} */
4646
4647 // CydiaScript {{{
4648 @interface NSObject (CydiaScript)
4649 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4650 @end
4651
4652 @implementation NSObject (CydiaScript)
4653
4654 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4655     return self;
4656 }
4657
4658 @end
4659
4660 @implementation NSArray (CydiaScript)
4661
4662 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4663     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4664     for (size_t i(0), e([self count]); i != e; ++i)
4665         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4666     return object;
4667 }
4668
4669 @end
4670
4671 @implementation NSDictionary (CydiaScript)
4672
4673 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4674     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4675     for (id i in self)
4676         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4677     return object;
4678 }
4679
4680 @end
4681 // }}}
4682
4683 /* Confirmation Controller {{{ */
4684 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4685     if (!iterator.end())
4686         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4687             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4688                 continue;
4689             pkgCache::PkgIterator package(dep.TargetPkg());
4690             if (package.end())
4691                 continue;
4692             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4693                 return true;
4694         }
4695
4696     return false;
4697 }
4698
4699 @protocol ConfirmationControllerDelegate
4700 - (void) cancelAndClear:(bool)clear;
4701 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4702 - (void) queue;
4703 @end
4704
4705 @interface ConfirmationController : CydiaWebViewController {
4706     _transient Database *database_;
4707
4708     _H<UIAlertView> essential_;
4709
4710     _H<NSDictionary> changes_;
4711     _H<NSMutableArray> issues_;
4712     _H<NSDictionary> sizes_;
4713
4714     BOOL substrate_;
4715 }
4716
4717 - (id) initWithDatabase:(Database *)database;
4718
4719 @end
4720
4721 @implementation ConfirmationController
4722
4723 - (void) complete {
4724     if (substrate_)
4725         RestartSubstrate_ = true;
4726     [delegate_ confirmWithNavigationController:[self navigationController]];
4727 }
4728
4729 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4730     NSString *context([alert context]);
4731
4732     if ([context isEqualToString:@"remove"]) {
4733         if (button == [alert cancelButtonIndex])
4734             [self dismissModalViewControllerAnimated:YES];
4735         else if (button == [alert firstOtherButtonIndex]) {
4736             [self complete];
4737         }
4738
4739         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4740     } else if ([context isEqualToString:@"unable"]) {
4741         [self dismissModalViewControllerAnimated:YES];
4742         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4743     } else {
4744         [super alertView:alert clickedButtonAtIndex:button];
4745     }
4746 }
4747
4748 - (void) _doContinue {
4749     [delegate_ cancelAndClear:NO];
4750     [self dismissModalViewControllerAnimated:YES];
4751 }
4752
4753 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4754     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4755     return nil;
4756 }
4757
4758 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4759     [super webView:view didClearWindowObject:window forFrame:frame];
4760
4761     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4762         (id) changes_, @"changes",
4763         (id) issues_, @"issues",
4764         (id) sizes_, @"sizes",
4765         self, @"queue",
4766     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4767 }
4768
4769 - (id) initWithDatabase:(Database *)database {
4770     if ((self = [super init]) != nil) {
4771         database_ = database;
4772
4773         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4774         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4775         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4776         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4777         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4778
4779         bool remove(false);
4780
4781         pkgCacheFile &cache([database_ cache]);
4782         NSArray *packages([database_ packages]);
4783         pkgDepCache::Policy *policy([database_ policy]);
4784
4785         issues_ = [NSMutableArray arrayWithCapacity:4];
4786
4787         for (Package *package in packages) {
4788             pkgCache::PkgIterator iterator([package iterator]);
4789             NSString *name([package id]);
4790
4791             if ([package broken]) {
4792                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4793
4794                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4795                     name, @"package",
4796                     reasons, @"reasons",
4797                 nil]];
4798
4799                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4800                 if (ver.end())
4801                     continue;
4802
4803                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4804                     pkgCache::DepIterator start;
4805                     pkgCache::DepIterator end;
4806                     dep.GlobOr(start, end); // ++dep
4807
4808                     if (!cache->IsImportantDep(end))
4809                         continue;
4810                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4811                         continue;
4812
4813                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4814
4815                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4816                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4817                         clauses, @"clauses",
4818                     nil]];
4819
4820                     _forever {
4821                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4822
4823                         pkgCache::PkgIterator target(start.TargetPkg());
4824                         if (target->ProvidesList != 0)
4825                             reason = @"missing";
4826                         else {
4827                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4828                             if (!ver.end()) {
4829                                 reason = @"installed";
4830                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4831                             } else if (!cache[target].CandidateVerIter(cache).end())
4832                                 reason = @"uninstalled";
4833                             else if (target->ProvidesList == 0)
4834                                 reason = @"uninstallable";
4835                             else
4836                                 reason = @"virtual";
4837                         }
4838
4839                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4840                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4841                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4842                         nil]);
4843
4844                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4845                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4846                             version, @"version",
4847                             reason, @"reason",
4848                             installed, @"installed",
4849                         nil]];
4850
4851                         // yes, seriously. (wtf?)
4852                         if (start == end)
4853                             break;
4854                         ++start;
4855                     }
4856                 }
4857             }
4858
4859             pkgDepCache::StateCache &state(cache[iterator]);
4860
4861             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4862
4863             if (state.NewInstall())
4864                 [installs addObject:name];
4865             // XXX: else if (state.Install())
4866             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4867                 [reinstalls addObject:name];
4868             // XXX: move before previous if
4869             else if (state.Upgrade())
4870                 [upgrades addObject:name];
4871             else if (state.Downgrade())
4872                 [downgrades addObject:name];
4873             else if (!state.Delete())
4874                 // XXX: _assert(state.Keep());
4875                 continue;
4876             else if (special_r(name))
4877                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4878                     [NSNull null], @"package",
4879                     [NSArray arrayWithObjects:
4880                         [NSDictionary dictionaryWithObjectsAndKeys:
4881                             @"Conflicts", @"relationship",
4882                             [NSArray arrayWithObjects:
4883                                 [NSDictionary dictionaryWithObjectsAndKeys:
4884                                     name, @"package",
4885                                     [NSNull null], @"version",
4886                                     @"installed", @"reason",
4887                                 nil],
4888                             nil], @"clauses",
4889                         nil],
4890                     nil], @"reasons",
4891                 nil]];
4892             else {
4893                 if ([package essential])
4894                     remove = true;
4895                 [removes addObject:name];
4896             }
4897
4898             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4899             substrate_ |= DepSubstrate(iterator.CurrentVer());
4900         }
4901
4902         if (!remove)
4903             essential_ = nil;
4904         else if (Advanced_) {
4905             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4906
4907             essential_ = [[[UIAlertView alloc]
4908                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4909                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4910                 delegate:self
4911                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4912                 otherButtonTitles:
4913                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4914                 nil
4915             ] autorelease];
4916
4917             [essential_ setContext:@"remove"];
4918         } else {
4919             essential_ = [[[UIAlertView alloc]
4920                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4921                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4922                 delegate:self
4923                 cancelButtonTitle:UCLocalize("OKAY")
4924                 otherButtonTitles:nil
4925             ] autorelease];
4926
4927             [essential_ setContext:@"unable"];
4928         }
4929
4930         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4931             installs, @"installs",
4932             reinstalls, @"reinstalls",
4933             upgrades, @"upgrades",
4934             downgrades, @"downgrades",
4935             removes, @"removes",
4936         nil];
4937
4938         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4939             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4940             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4941         nil];
4942
4943         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4944     } return self;
4945 }
4946
4947 - (UIBarButtonItem *) leftButton {
4948     return [[[UIBarButtonItem alloc]
4949         initWithTitle:UCLocalize("CANCEL")
4950         style:UIBarButtonItemStylePlain
4951         target:self
4952         action:@selector(cancelButtonClicked)
4953     ] autorelease];
4954 }
4955
4956 #if !AlwaysReload
4957 - (void) applyRightButton {
4958     if ([issues_ count] == 0 && ![self isLoading])
4959         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4960             initWithTitle:UCLocalize("CONFIRM")
4961             style:UIBarButtonItemStyleDone
4962             target:self
4963             action:@selector(confirmButtonClicked)
4964         ] autorelease]];
4965     else
4966         [[self navigationItem] setRightBarButtonItem:nil];
4967 }
4968 #endif
4969
4970 - (void) cancelButtonClicked {
4971     [self dismissModalViewControllerAnimated:YES];
4972     [delegate_ cancelAndClear:YES];
4973 }
4974
4975 #if !AlwaysReload
4976 - (void) confirmButtonClicked {
4977     if (essential_ != nil)
4978         [essential_ show];
4979     else
4980         [self complete];
4981 }
4982 #endif
4983
4984 @end
4985 /* }}} */
4986
4987 /* Progress Data {{{ */
4988 @interface CydiaProgressData : NSObject {
4989     _transient id delegate_;
4990
4991     bool running_;
4992     float percent_;
4993
4994     float current_;
4995     float total_;
4996     float speed_;
4997
4998     _H<NSMutableArray> events_;
4999     _H<NSString> title_;
5000
5001     _H<NSString> status_;
5002     _H<NSString> finish_;
5003 }
5004
5005 @end
5006
5007 @implementation CydiaProgressData
5008
5009 + (NSArray *) _attributeKeys {
5010     return [NSArray arrayWithObjects:
5011         @"current",
5012         @"events",
5013         @"finish",
5014         @"percent",
5015         @"running",
5016         @"speed",
5017         @"title",
5018         @"total",
5019     nil];
5020 }
5021
5022 - (NSArray *) attributeKeys {
5023     return [[self class] _attributeKeys];
5024 }
5025
5026 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5027     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5028 }
5029
5030 - (id) init {
5031     if ((self = [super init]) != nil) {
5032         events_ = [NSMutableArray arrayWithCapacity:32];
5033     } return self;
5034 }
5035
5036 - (void) setDelegate:(id)delegate {
5037     delegate_ = delegate;
5038 }
5039
5040 - (void) setPercent:(float)value {
5041     percent_ = value;
5042 }
5043
5044 - (NSNumber *) percent {
5045     return [NSNumber numberWithFloat:percent_];
5046 }
5047
5048 - (void) setCurrent:(float)value {
5049     current_ = value;
5050 }
5051
5052 - (NSNumber *) current {
5053     return [NSNumber numberWithFloat:current_];
5054 }
5055
5056 - (void) setTotal:(float)value {
5057     total_ = value;
5058 }
5059
5060 - (NSNumber *) total {
5061     return [NSNumber numberWithFloat:total_];
5062 }
5063
5064 - (void) setSpeed:(float)value {
5065     speed_ = value;
5066 }
5067
5068 - (NSNumber *) speed {
5069     return [NSNumber numberWithFloat:speed_];
5070 }
5071
5072 - (NSArray *) events {
5073     return events_;
5074 }
5075
5076 - (void) removeAllEvents {
5077     [events_ removeAllObjects];
5078 }
5079
5080 - (void) addEvent:(CydiaProgressEvent *)event {
5081     [events_ addObject:event];
5082 }
5083
5084 - (void) setTitle:(NSString *)text {
5085     title_ = text;
5086 }
5087
5088 - (NSString *) title {
5089     return title_;
5090 }
5091
5092 - (void) setFinish:(NSString *)text {
5093     finish_ = text;
5094 }
5095
5096 - (NSString *) finish {
5097     return (id) finish_ ?: [NSNull null];
5098 }
5099
5100 - (void) setRunning:(bool)running {
5101     running_ = running;
5102 }
5103
5104 - (NSNumber *) running {
5105     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5106 }
5107
5108 @end
5109 /* }}} */
5110 /* Progress Controller {{{ */
5111 @interface ProgressController : CydiaWebViewController <
5112     ProgressDelegate
5113 > {
5114     _transient Database *database_;
5115     _H<CydiaProgressData, 1> progress_;
5116     unsigned cancel_;
5117 }
5118
5119 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5120
5121 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5122
5123 - (void) setTitle:(NSString *)title;
5124 - (void) setCancellable:(bool)cancellable;
5125
5126 @end
5127
5128 @implementation ProgressController
5129
5130 - (void) dealloc {
5131     [database_ setProgressDelegate:nil];
5132     [super dealloc];
5133 }
5134
5135 - (UIBarButtonItem *) leftButton {
5136     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5137         initWithTitle:UCLocalize("CANCEL")
5138         style:UIBarButtonItemStylePlain
5139         target:self
5140         action:@selector(cancel)
5141     ] autorelease] : nil;
5142 }
5143
5144 - (void) updateCancel {
5145     [super applyLeftButton];
5146 }
5147
5148 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5149     if ((self = [super init]) != nil) {
5150         database_ = database;
5151         delegate_ = delegate;
5152
5153         [database_ setProgressDelegate:self];
5154
5155         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5156         [progress_ setDelegate:self];
5157
5158         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5159
5160         [scroller_ setBackgroundColor:[UIColor blackColor]];
5161
5162         [[self navigationItem] setHidesBackButton:YES];
5163
5164         [self updateCancel];
5165     } return self;
5166 }
5167
5168 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5169     [super webView:view didClearWindowObject:window forFrame:frame];
5170     [window setValue:progress_ forKey:@"cydiaProgress"];
5171 }
5172
5173 - (void) updateProgress {
5174     [self dispatchEvent:@"CydiaProgressUpdate"];
5175 }
5176
5177 - (void) viewWillAppear:(BOOL)animated {
5178     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5179     [super viewWillAppear:animated];
5180 }
5181
5182 - (void) close {
5183     UpdateExternalStatus(0);
5184
5185     if (Finish_ > 1)
5186         [delegate_ saveState];
5187
5188     switch (Finish_) {
5189         case 0:
5190             [delegate_ returnToCydia];
5191         break;
5192
5193         case 1:
5194             [delegate_ terminateWithSuccess];
5195             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5196                 [delegate_ suspendWithAnimation:YES];
5197             else
5198                 [delegate_ suspend];*/
5199         break;
5200
5201         case 2:
5202             _trace();
5203             goto reload;
5204
5205         case 3:
5206             _trace();
5207             goto reload;
5208
5209         reload:
5210             system("/usr/bin/sbreload");
5211             _trace();
5212         break;
5213
5214         case 4:
5215             _trace();
5216             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5217                 SBReboot(SBSSpringBoardServerPort());
5218             else
5219                 reboot2(RB_AUTOBOOT);
5220         break;
5221     }
5222
5223     [super close];
5224 }
5225
5226 - (void) setTitle:(NSString *)title {
5227     [progress_ setTitle:title];
5228     [self updateProgress];
5229 }
5230
5231 - (UIBarButtonItem *) rightButton {
5232     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5233         initWithTitle:UCLocalize("CLOSE")
5234         style:UIBarButtonItemStylePlain
5235         target:self
5236         action:@selector(close)
5237     ] autorelease];
5238 }
5239
5240 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5241     UpdateExternalStatus(1);
5242
5243     [progress_ setRunning:true];
5244     [self setTitle:title];
5245     // implicit updateProgress
5246
5247     SHA1SumValue notifyconf; {
5248         FileFd file;
5249         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5250             _error->Discard();
5251         else {
5252             MMap mmap(file, MMap::ReadOnly);
5253             SHA1Summation sha1;
5254             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5255             notifyconf = sha1.Result();
5256         }
5257     }
5258
5259     SHA1SumValue springlist; {
5260         FileFd file;
5261         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5262             _error->Discard();
5263         else {
5264             MMap mmap(file, MMap::ReadOnly);
5265             SHA1Summation sha1;
5266             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5267             springlist = sha1.Result();
5268         }
5269     }
5270
5271     if (invocation != nil) {
5272         [invocation yieldToSelector:@selector(invoke)];
5273         [self setTitle:@"COMPLETE"];
5274     }
5275
5276     if (Finish_ < 4) {
5277         FileFd file;
5278         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5279             _error->Discard();
5280         else {
5281             MMap mmap(file, MMap::ReadOnly);
5282             SHA1Summation sha1;
5283             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5284             if (!(notifyconf == sha1.Result()))
5285                 Finish_ = 4;
5286         }
5287     }
5288
5289     if (Finish_ < 3) {
5290         FileFd file;
5291         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5292             _error->Discard();
5293         else {
5294             MMap mmap(file, MMap::ReadOnly);
5295             SHA1Summation sha1;
5296             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5297             if (!(springlist == sha1.Result()))
5298                 Finish_ = 3;
5299         }
5300     }
5301
5302     if (Finish_ < 2) {
5303         if (RestartSubstrate_)
5304             Finish_ = 2;
5305     }
5306
5307     RestartSubstrate_ = false;
5308
5309     switch (Finish_) {
5310         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5311         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5312         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5313         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5314         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5315     }
5316
5317     _trace();
5318     system("su -c /usr/bin/uicache mobile");
5319     _trace();
5320
5321     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5322
5323     [progress_ setRunning:false];
5324     [self updateProgress];
5325
5326     [self applyRightButton];
5327 }
5328
5329 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5330     [progress_ addEvent:event];
5331     [self updateProgress];
5332 }
5333
5334 - (bool) isProgressCancelled {
5335     return cancel_ == 2;
5336 }
5337
5338 - (void) cancel {
5339     cancel_ = 2;
5340     [self updateCancel];
5341 }
5342
5343 - (void) setCancellable:(bool)cancellable {
5344     unsigned cancel(cancel_);
5345
5346     if (!cancellable)
5347         cancel_ = 0;
5348     else if (cancel_ == 0)
5349         cancel_ = 1;
5350
5351     if (cancel != cancel_)
5352         [self updateCancel];
5353 }
5354
5355 - (void) setProgressCancellable:(NSNumber *)cancellable {
5356     [self setCancellable:[cancellable boolValue]];
5357 }
5358
5359 - (void) setProgressPercent:(NSNumber *)percent {
5360     [progress_ setPercent:[percent floatValue]];
5361     [self updateProgress];
5362 }
5363
5364 - (void) setProgressStatus:(NSDictionary *)status {
5365     if (status == nil) {
5366         [progress_ setCurrent:0];
5367         [progress_ setTotal:0];
5368         [progress_ setSpeed:0];
5369     } else {
5370         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5371
5372         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5373         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5374         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5375     }
5376
5377     [self updateProgress];
5378 }
5379
5380 @end
5381 /* }}} */
5382
5383 /* Package Cell {{{ */
5384 @interface PackageCell : CyteTableViewCell <
5385     CyteTableViewCellDelegate
5386 > {
5387     _H<UIImage> icon_;
5388     _H<NSString> name_;
5389     _H<NSString> description_;
5390     bool commercial_;
5391     _H<NSString> source_;
5392     _H<UIImage> badge_;
5393     _H<UIImage> placard_;
5394     bool summarized_;
5395 }
5396
5397 - (PackageCell *) init;
5398 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5399
5400 - (void) drawContentRect:(CGRect)rect;
5401
5402 @end
5403
5404 @implementation PackageCell
5405
5406 - (PackageCell *) init {
5407     CGRect frame(CGRectMake(0, 0, 320, 74));
5408     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5409         UIView *content([self contentView]);
5410         CGRect bounds([content bounds]);
5411
5412         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5413         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5414         [content addSubview:content_];
5415
5416         [content_ setDelegate:self];
5417         [content_ setOpaque:YES];
5418     } return self;
5419 }
5420
5421 - (NSString *) accessibilityLabel {
5422     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5423 }
5424
5425 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5426     summarized_ = summary;
5427
5428     icon_ = nil;
5429     name_ = nil;
5430     description_ = nil;
5431     source_ = nil;
5432     badge_ = nil;
5433     placard_ = nil;
5434
5435     if (package == nil)
5436         [content_ setBackgroundColor:[UIColor whiteColor]];
5437     else {
5438         [package parse];
5439
5440         Source *source = [package source];
5441
5442         icon_ = [package icon];
5443
5444         if (NSString *name = [package name])
5445             name_ = [NSString stringWithString:name];
5446
5447         NSString *description(nil);
5448
5449         if (description == nil && IsWildcat_)
5450             description = [package longDescription];
5451         if (description == nil)
5452             description = [package shortDescription];
5453
5454         if (description != nil)
5455             description_ = [NSString stringWithString:description];
5456
5457         commercial_ = [package isCommercial];
5458
5459         NSString *label = nil;
5460         bool trusted = false;
5461
5462         if (source != nil) {
5463             label = [source label];
5464             trusted = [source trusted];
5465         } else if ([[package id] isEqualToString:@"firmware"])
5466             label = UCLocalize("APPLE");
5467         else
5468             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5469
5470         NSString *from(label);
5471
5472         NSString *section = [package simpleSection];
5473         if (section != nil && ![section isEqualToString:label]) {
5474             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5475             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5476         }
5477
5478         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5479
5480         if (NSString *purpose = [package primaryPurpose])
5481             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5482
5483         UIColor *color;
5484         NSString *placard;
5485
5486         if (NSString *mode = [package mode]) {
5487             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5488                 color = RemovingColor_;
5489                 //placard = @"removing";
5490             } else {
5491                 color = InstallingColor_;
5492                 //placard = @"installing";
5493             }
5494
5495             // XXX: the removing/installing placards are not @2x
5496             placard = nil;
5497         } else {
5498             color = [UIColor whiteColor];
5499
5500             if ([package installed] != nil)
5501                 placard = @"installed";
5502             else
5503                 placard = nil;
5504         }
5505
5506         [content_ setBackgroundColor:color];
5507
5508         if (placard != nil)
5509             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5510     }
5511
5512     [self setNeedsDisplay];
5513     [content_ setNeedsDisplay];
5514 }
5515
5516 - (void) drawSummaryContentRect:(CGRect)rect {
5517     bool highlighted(highlighted_);
5518     float width([self bounds].size.width);
5519
5520     if (icon_ != nil) {
5521         CGRect rect;
5522         rect.size = [(UIImage *) icon_ size];
5523
5524         rect.size.width /= 4;
5525         rect.size.height /= 4;
5526
5527         rect.origin.x = 14 - rect.size.width / 4;
5528         rect.origin.y = 14 - rect.size.height / 4;
5529
5530         [icon_ drawInRect:rect];
5531     }
5532
5533     if (badge_ != nil) {
5534         CGRect rect;
5535         rect.size = [(UIImage *) badge_ size];
5536
5537         rect.size.width /= 4;
5538         rect.size.height /= 4;
5539
5540         rect.origin.x = 20 - rect.size.width / 4;
5541         rect.origin.y = 20 - rect.size.height / 4;
5542
5543         [badge_ drawInRect:rect];
5544     }
5545
5546     if (highlighted)
5547         UISetColor(White_);
5548
5549     if (!highlighted)
5550         UISetColor(commercial_ ? Purple_ : Black_);
5551     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5552
5553     if (placard_ != nil)
5554         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5555 }
5556
5557 - (void) drawNormalContentRect:(CGRect)rect {
5558     bool highlighted(highlighted_);
5559     float width([self bounds].size.width);
5560
5561     if (icon_ != nil) {
5562         CGRect rect;
5563         rect.size = [(UIImage *) icon_ size];
5564
5565         rect.size.width /= 2;
5566         rect.size.height /= 2;
5567
5568         rect.origin.x = 25 - rect.size.width / 2;
5569         rect.origin.y = 25 - rect.size.height / 2;
5570
5571         [icon_ drawInRect:rect];
5572     }
5573
5574     if (badge_ != nil) {
5575         CGRect rect;
5576         rect.size = [(UIImage *) badge_ size];
5577
5578         rect.size.width /= 2;
5579         rect.size.height /= 2;
5580
5581         rect.origin.x = 36 - rect.size.width / 2;
5582         rect.origin.y = 36 - rect.size.height / 2;
5583
5584         [badge_ drawInRect:rect];
5585     }
5586
5587     if (highlighted)
5588         UISetColor(White_);
5589
5590     if (!highlighted)
5591         UISetColor(commercial_ ? Purple_ : Black_);
5592     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5593     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5594
5595     if (!highlighted)
5596         UISetColor(commercial_ ? Purplish_ : Gray_);
5597     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5598
5599     if (placard_ != nil)
5600         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5601 }
5602
5603 - (void) drawContentRect:(CGRect)rect {
5604     if (summarized_)
5605         [self drawSummaryContentRect:rect];
5606     else
5607         [self drawNormalContentRect:rect];
5608 }
5609
5610 @end
5611 /* }}} */
5612 /* Section Cell {{{ */
5613 @interface SectionCell : CyteTableViewCell <
5614     CyteTableViewCellDelegate
5615 > {
5616     _H<NSString> basic_;
5617     _H<NSString> section_;
5618     _H<NSString> name_;
5619     _H<NSString> count_;
5620     _H<UIImage> icon_;
5621     _H<UISwitch> switch_;
5622     BOOL editing_;
5623 }
5624
5625 - (void) setSection:(Section *)section editing:(BOOL)editing;
5626
5627 @end
5628
5629 @implementation SectionCell
5630
5631 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5632     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5633         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5634         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5635         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5636
5637         UIView *content([self contentView]);
5638         CGRect bounds([content bounds]);
5639
5640         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5641         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5642         [content addSubview:content_];
5643         [content_ setBackgroundColor:[UIColor whiteColor]];
5644
5645         [content_ setDelegate:self];
5646     } return self;
5647 }
5648
5649 - (void) onSwitch:(id)sender {
5650     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5651     if (metadata == nil) {
5652         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5653         [Sections_ setObject:metadata forKey:basic_];
5654     }
5655
5656     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5657     Changed_ = true;
5658 }
5659
5660 - (void) setSection:(Section *)section editing:(BOOL)editing {
5661     if (editing != editing_) {
5662         if (editing_)
5663             [switch_ removeFromSuperview];
5664         else
5665             [self addSubview:switch_];
5666         editing_ = editing;
5667     }
5668
5669     basic_ = nil;
5670     section_ = nil;
5671     name_ = nil;
5672     count_ = nil;
5673
5674     if (section == nil) {
5675         name_ = UCLocalize("ALL_PACKAGES");
5676         count_ = nil;
5677     } else {
5678         basic_ = [section name];
5679         section_ = [section localized];
5680
5681         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5682         count_ = [NSString stringWithFormat:@"%d", [section count]];
5683
5684         if (editing_)
5685             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5686     }
5687
5688     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5689     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5690
5691     [content_ setNeedsDisplay];
5692 }
5693
5694 - (void) setFrame:(CGRect)frame {
5695     [super setFrame:frame];
5696
5697     CGRect rect([switch_ frame]);
5698     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5699 }
5700
5701 - (NSString *) accessibilityLabel {
5702     return name_;
5703 }
5704
5705 - (void) drawContentRect:(CGRect)rect {
5706     bool highlighted(highlighted_ && !editing_);
5707
5708     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5709
5710     if (highlighted)
5711         UISetColor(White_);
5712
5713     float width(rect.size.width);
5714     if (editing_)
5715         width -= 87;
5716
5717     if (!highlighted)
5718         UISetColor(Black_);
5719     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5720
5721     CGSize size = [count_ sizeWithFont:Font14_];
5722
5723     UISetColor(White_);
5724     if (count_ != nil)
5725         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5726 }
5727
5728 @end
5729 /* }}} */
5730
5731 /* File Table {{{ */
5732 @interface FileTable : CyteViewController <
5733     UITableViewDataSource,
5734     UITableViewDelegate
5735 > {
5736     _transient Database *database_;
5737     _H<Package> package_;
5738     _H<NSString> name_;
5739     _H<NSMutableArray> files_;
5740     _H<UITableView, 2> list_;
5741 }
5742
5743 - (id) initWithDatabase:(Database *)database;
5744 - (void) setPackage:(Package *)package;
5745
5746 @end
5747
5748 @implementation FileTable
5749
5750 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5751     return files_ == nil ? 0 : [files_ count];
5752 }
5753
5754 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5755     return 24.0f;
5756 }*/
5757
5758 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5759     static NSString *reuseIdentifier = @"Cell";
5760
5761     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5762     if (cell == nil) {
5763         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5764         [cell setFont:[UIFont systemFontOfSize:16]];
5765     }
5766     [cell setText:[files_ objectAtIndex:indexPath.row]];
5767     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5768
5769     return cell;
5770 }
5771
5772 - (NSURL *) navigationURL {
5773     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5774 }
5775
5776 - (void) loadView {
5777     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5778
5779     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5780     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5781     [list_ setRowHeight:24.0f];
5782     [(UITableView *) list_ setDataSource:self];
5783     [list_ setDelegate:self];
5784     [[self view] addSubview:list_];
5785 }
5786
5787 - (void) viewDidLoad {
5788     [super viewDidLoad];
5789
5790     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5791 }
5792
5793 - (void) releaseSubviews {
5794     list_ = nil;
5795
5796     package_ = nil;
5797     files_ = nil;
5798
5799     [super releaseSubviews];
5800 }
5801
5802 - (id) initWithDatabase:(Database *)database {
5803     if ((self = [super init]) != nil) {
5804         database_ = database;
5805     } return self;
5806 }
5807
5808 - (void) setPackage:(Package *)package {
5809     package_ = nil;
5810     name_ = nil;
5811
5812     files_ = [NSMutableArray arrayWithCapacity:32];
5813
5814     if (package != nil) {
5815         package_ = package;
5816         name_ = [package id];
5817
5818         if (NSArray *files = [package files])
5819             [files_ addObjectsFromArray:files];
5820
5821         if ([files_ count] != 0) {
5822             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5823                 [files_ removeObjectAtIndex:0];
5824             [files_ sortUsingSelector:@selector(compareByPath:)];
5825
5826             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5827             [stack addObject:@"/"];
5828
5829             for (int i(0), e([files_ count]); i != e; ++i) {
5830                 NSString *file = [files_ objectAtIndex:i];
5831                 while (![file hasPrefix:[stack lastObject]])
5832                     [stack removeLastObject];
5833                 NSString *directory = [stack lastObject];
5834                 [stack addObject:[file stringByAppendingString:@"/"]];
5835                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5836                     ([stack count] - 2) * 3, "",
5837                     [file substringFromIndex:[directory length]]
5838                 ]];
5839             }
5840         }
5841     }
5842
5843     [list_ reloadData];
5844 }
5845
5846 - (void) reloadData {
5847     [super reloadData];
5848
5849     [self setPackage:[database_ packageWithName:name_]];
5850 }
5851
5852 @end
5853 /* }}} */
5854 /* Package Controller {{{ */
5855 @interface CYPackageController : CydiaWebViewController <
5856     UIActionSheetDelegate
5857 > {
5858     _transient Database *database_;
5859     _H<Package> package_;
5860     _H<NSString> name_;
5861     bool commercial_;
5862     _H<NSMutableArray> buttons_;
5863     _H<UIBarButtonItem> button_;
5864 }
5865
5866 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5867
5868 @end
5869
5870 @implementation CYPackageController
5871
5872 - (NSURL *) navigationURL {
5873     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5874 }
5875
5876 /* XXX: this is not safe at all... localization of /fail/ */
5877 - (void) _clickButtonWithName:(NSString *)name {
5878     if ([name isEqualToString:UCLocalize("CLEAR")])
5879         [delegate_ clearPackage:package_];
5880     else if ([name isEqualToString:UCLocalize("INSTALL")])
5881         [delegate_ installPackage:package_];
5882     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5883         [delegate_ installPackage:package_];
5884     else if ([name isEqualToString:UCLocalize("REMOVE")])
5885         [delegate_ removePackage:package_];
5886     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5887         [delegate_ installPackage:package_];
5888     else _assert(false);
5889 }
5890
5891 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5892     NSString *context([sheet context]);
5893
5894     if ([context isEqualToString:@"modify"]) {
5895         if (button != [sheet cancelButtonIndex]) {
5896             NSString *buttonName = [buttons_ objectAtIndex:button];
5897             [self _clickButtonWithName:buttonName];
5898         }
5899
5900         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5901     }
5902 }
5903
5904 - (bool) _allowJavaScriptPanel {
5905     return commercial_;
5906 }
5907
5908 #if !AlwaysReload
5909 - (void) _customButtonClicked {
5910     int count([buttons_ count]);
5911     if (count == 0)
5912         return;
5913
5914     if (count == 1)
5915         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5916     else {
5917         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5918         [buttons addObjectsFromArray:buttons_];
5919
5920         UIActionSheet *sheet = [[[UIActionSheet alloc]
5921             initWithTitle:nil
5922             delegate:self
5923             cancelButtonTitle:nil
5924             destructiveButtonTitle:nil
5925             otherButtonTitles:nil
5926         ] autorelease];
5927
5928         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5929         if (!IsWildcat_) {
5930            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5931            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5932         }
5933         [sheet setContext:@"modify"];
5934
5935         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5936     }
5937 }
5938
5939 // We don't want to allow non-commercial packages to do custom things to the install button,
5940 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5941 - (void) customButtonClicked {
5942     if (commercial_)
5943         [super customButtonClicked];
5944     else
5945         [self _customButtonClicked];
5946 }
5947
5948 - (void) reloadButtonClicked {
5949     // Don't reload a commerical package by tapping the loading button,
5950     // but if it's not an Install button, we should forward it on.
5951     if (![package_ uninstalled])
5952         [self _customButtonClicked];
5953 }
5954
5955 - (void) applyLoadingTitle {
5956     // Don't show "Loading" as the title. Ever.
5957 }
5958
5959 - (UIBarButtonItem *) rightButton {
5960     return button_;
5961 }
5962 #endif
5963
5964 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5965     if ((self = [super init]) != nil) {
5966         database_ = database;
5967         buttons_ = [NSMutableArray arrayWithCapacity:4];
5968         name_ = name == nil ? @"" : [NSString stringWithString:name];
5969         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5970     } return self;
5971 }
5972
5973 - (void) reloadData {
5974     [super reloadData];
5975
5976     package_ = [database_ packageWithName:name_];
5977
5978     [buttons_ removeAllObjects];
5979
5980     if (package_ != nil) {
5981         [(Package *) package_ parse];
5982
5983         commercial_ = [package_ isCommercial];
5984
5985         if ([package_ mode] != nil)
5986             [buttons_ addObject:UCLocalize("CLEAR")];
5987         if ([package_ source] == nil);
5988         else if ([package_ upgradableAndEssential:NO])
5989             [buttons_ addObject:UCLocalize("UPGRADE")];
5990         else if ([package_ uninstalled])
5991             [buttons_ addObject:UCLocalize("INSTALL")];
5992         else
5993             [buttons_ addObject:UCLocalize("REINSTALL")];
5994         if (![package_ uninstalled])
5995             [buttons_ addObject:UCLocalize("REMOVE")];
5996     }
5997
5998     NSString *title;
5999     switch ([buttons_ count]) {
6000         case 0: title = nil; break;
6001         case 1: title = [buttons_ objectAtIndex:0]; break;
6002         default: title = UCLocalize("MODIFY"); break;
6003     }
6004
6005     button_ = [[[UIBarButtonItem alloc]
6006         initWithTitle:title
6007         style:UIBarButtonItemStylePlain
6008         target:self
6009         action:@selector(customButtonClicked)
6010     ] autorelease];
6011 }
6012
6013 - (bool) isLoading {
6014     return commercial_ ? [super isLoading] : false;
6015 }
6016
6017 @end
6018 /* }}} */
6019
6020 /* Package List Controller {{{ */
6021 @interface PackageListController : CyteViewController <
6022     UITableViewDataSource,
6023     UITableViewDelegate
6024 > {
6025     _transient Database *database_;
6026     unsigned era_;
6027     _H<NSArray> packages_;
6028     _H<NSMutableArray> sections_;
6029     _H<UITableView, 2> list_;
6030     _H<NSMutableArray> index_;
6031     _H<NSMutableDictionary> indices_;
6032     _H<NSString> title_;
6033     unsigned reloading_;
6034 }
6035
6036 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6037 - (void) setDelegate:(id)delegate;
6038 - (void) resetCursor;
6039 - (void) clearData;
6040
6041 @end
6042
6043 @implementation PackageListController
6044
6045 - (bool) isSummarized {
6046     return false;
6047 }
6048
6049 - (bool) showsSections {
6050     return true;
6051 }
6052
6053 - (void) deselectWithAnimation:(BOOL)animated {
6054     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6055 }
6056
6057 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6058     CGRect base = [[self view] bounds];
6059     base.size.height -= bounds.size.height;
6060     base.origin = [list_ frame].origin;
6061
6062     [UIView beginAnimations:nil context:NULL];
6063     [UIView setAnimationBeginsFromCurrentState:YES];
6064     [UIView setAnimationCurve:curve];
6065     [UIView setAnimationDuration:duration];
6066     [list_ setFrame:base];
6067     [UIView commitAnimations];
6068 }
6069
6070 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6071     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6072 }
6073
6074 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6075     [self resizeForKeyboardBounds:bounds duration:0];
6076 }
6077
6078 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6079     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6080         *curve = UIViewAnimationCurveEaseInOut;
6081     else
6082         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6083
6084     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6085         *duration = 0.3;
6086     else
6087         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6088 }
6089
6090 - (void) keyboardWillShow:(NSNotification *)notification {
6091     CGRect bounds;
6092     CGPoint center;
6093     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6094     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6095
6096     NSTimeInterval duration;
6097     UIViewAnimationCurve curve;
6098     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6099
6100     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);
6101     UIViewController *base = self;
6102     while ([base parentViewController] != nil)
6103         base = [base parentViewController];
6104     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6105     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6106
6107     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6108         intersection.size.height += CYStatusBarHeight();
6109
6110     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6111 }
6112
6113 - (void) keyboardWillHide:(NSNotification *)notification {
6114     NSTimeInterval duration;
6115     UIViewAnimationCurve curve;
6116     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6117
6118     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6119 }
6120
6121 - (void) viewWillAppear:(BOOL)animated {
6122     [super viewWillAppear:animated];
6123
6124     [self resizeForKeyboardBounds:CGRectZero];
6125     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6126     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6127 }
6128
6129 - (void) viewWillDisappear:(BOOL)animated {
6130     [super viewWillDisappear:animated];
6131
6132     [self resizeForKeyboardBounds:CGRectZero];
6133     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6134     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6135 }
6136
6137 - (void) viewDidAppear:(BOOL)animated {
6138     [super viewDidAppear:animated];
6139     [self deselectWithAnimation:animated];
6140 }
6141
6142 - (void) didSelectPackage:(Package *)package {
6143     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6144     [view setDelegate:delegate_];
6145     [[self navigationController] pushViewController:view animated:YES];
6146 }
6147
6148 #if TryIndexedCollation
6149 + (BOOL) hasIndexedCollation {
6150     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6151 }
6152 #endif
6153
6154 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6155     NSInteger count([sections_ count]);
6156     return count == 0 ? 1 : count;
6157 }
6158
6159 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6160     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6161         return nil;
6162     return [[sections_ objectAtIndex:section] name];
6163 }
6164
6165 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6166     if ([sections_ count] == 0)
6167         return 0;
6168     return [[sections_ objectAtIndex:section] count];
6169 }
6170
6171 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6172 @synchronized (database_) {
6173     if ([database_ era] != era_)
6174         return nil;
6175
6176     Section *section([sections_ objectAtIndex:[path section]]);
6177     NSInteger row([path row]);
6178     Package *package([packages_ objectAtIndex:([section row] + row)]);
6179     return [[package retain] autorelease];
6180 } }
6181
6182 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6183     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6184     if (cell == nil)
6185         cell = [[[PackageCell alloc] init] autorelease];
6186
6187     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6188     [cell setPackage:package asSummary:[self isSummarized]];
6189     return cell;
6190 }
6191
6192 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6193     Package *package([self packageAtIndexPath:path]);
6194     package = [database_ packageWithName:[package id]];
6195     [self didSelectPackage:package];
6196 }
6197
6198 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6199     if (![self showsSections])
6200         return nil;
6201
6202     return index_;
6203 }
6204
6205 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6206 #if TryIndexedCollation
6207     if ([[self class] hasIndexedCollation]) {
6208         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6209     }
6210 #endif
6211
6212     return index;
6213 }
6214
6215 - (void) updateHeight {
6216     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6217 }
6218
6219 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6220     if ((self = [super init]) != nil) {
6221         database_ = database;
6222         title_ = [title copy];
6223         [[self navigationItem] setTitle:title_];
6224     } return self;
6225 }
6226
6227 - (void) loadView {
6228     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6229
6230     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6231     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6232     [[self view] addSubview:list_];
6233
6234     // XXX: is 20 the most optimal number here?
6235     [list_ setSectionIndexMinimumDisplayRowCount:20];
6236
6237     [(UITableView *) list_ setDataSource:self];
6238     [list_ setDelegate:self];
6239
6240     [self updateHeight];
6241 }
6242
6243 - (void) releaseSubviews {
6244     list_ = nil;
6245
6246     packages_ = nil;
6247     sections_ = nil;
6248     index_ = nil;
6249     indices_ = nil;
6250
6251     [super releaseSubviews];
6252 }
6253
6254 - (void) setDelegate:(id)delegate {
6255     delegate_ = delegate;
6256 }
6257
6258 - (bool) shouldYield {
6259     return false;
6260 }
6261
6262 - (bool) shouldBlock {
6263     return false;
6264 }
6265
6266 - (NSMutableArray *) _reloadPackages {
6267 @synchronized (database_) {
6268     era_ = [database_ era];
6269     NSArray *packages([database_ packages]);
6270
6271     return [NSMutableArray arrayWithArray:packages];
6272 } }
6273
6274 - (void) _reloadData {
6275     if (reloading_ != 0) {
6276         reloading_ = 2;
6277         return;
6278     }
6279
6280     NSArray *packages;
6281
6282     if ([self shouldYield]) {
6283         do {
6284             UIProgressHUD *hud;
6285
6286             if (![self shouldBlock])
6287                 hud = nil;
6288             else {
6289                 hud = [delegate_ addProgressHUD];
6290                 [hud setText:UCLocalize("LOADING")];
6291             }
6292
6293             reloading_ = 1;
6294             packages = [self yieldToSelector:@selector(_reloadPackages)];
6295
6296             if (hud != nil)
6297                 [delegate_ removeProgressHUD:hud];
6298         } while (reloading_ == 2);
6299
6300         reloading_ = 0;
6301     } else {
6302         packages = [self _reloadPackages];
6303     }
6304
6305     packages_ = packages;
6306
6307     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6308     sections_ = [NSMutableArray arrayWithCapacity:16];
6309
6310     Section *section = nil;
6311
6312 #if TryIndexedCollation
6313     if ([[self class] hasIndexedCollation]) {
6314         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6315
6316         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6317         NSArray *titles = [collation sectionIndexTitles];
6318         int secidx = -1;
6319
6320         _profile(PackageTable$reloadData$Section)
6321             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6322                 Package *package;
6323                 int index;
6324
6325                 _profile(PackageTable$reloadData$Section$Package)
6326                     package = [packages_ objectAtIndex:offset];
6327                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6328                 _end
6329
6330                 while (secidx < index) {
6331                     secidx += 1;
6332
6333                     _profile(PackageTable$reloadData$Section$Allocate)
6334                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6335                     _end
6336
6337                     _profile(PackageTable$reloadData$Section$Add)
6338                         [sections_ addObject:section];
6339                     _end
6340                 }
6341
6342                 [section addToCount];
6343             }
6344         _end
6345     } else
6346 #endif
6347     {
6348         index_ = [NSMutableArray arrayWithCapacity:32];
6349
6350         bool sectioned([self showsSections]);
6351         if (!sectioned) {
6352             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6353             [sections_ addObject:section];
6354         }
6355
6356         _profile(PackageTable$reloadData$Section)
6357             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6358                 Package *package;
6359                 unichar index;
6360
6361                 _profile(PackageTable$reloadData$Section$Package)
6362                     package = [packages_ objectAtIndex:offset];
6363                     index = [package index];
6364                 _end
6365
6366                 if (sectioned && (section == nil || [section index] != index)) {
6367                     _profile(PackageTable$reloadData$Section$Allocate)
6368                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6369                     _end
6370
6371                     [index_ addObject:[section name]];
6372                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6373
6374                     _profile(PackageTable$reloadData$Section$Add)
6375                         [sections_ addObject:section];
6376                     _end
6377                 }
6378
6379                 [section addToCount];
6380             }
6381         _end
6382     }
6383
6384     [self updateHeight];
6385
6386     _profile(PackageTable$reloadData$List)
6387         [(UITableView *) list_ setDataSource:self];
6388         [list_ reloadData];
6389     _end
6390 }
6391
6392 - (void) reloadData {
6393     [super reloadData];
6394
6395     if ([self shouldYield])
6396         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6397     else
6398         [self _reloadData];
6399 }
6400
6401 - (void) resetCursor {
6402     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6403 }
6404
6405 - (void) clearData {
6406     [self updateHeight];
6407
6408     [list_ setDataSource:nil];
6409     [list_ reloadData];
6410
6411     [self resetCursor];
6412 }
6413
6414 @end
6415 /* }}} */
6416 /* Filtered Package List Controller {{{ */
6417 @interface FilteredPackageListController : PackageListController {
6418     SEL filter_;
6419     IMP imp_;
6420     _H<NSObject> object_;
6421 }
6422
6423 - (void) setObject:(id)object;
6424 - (void) setObject:(id)object forFilter:(SEL)filter;
6425
6426 - (SEL) filter;
6427 - (void) setFilter:(SEL)filter;
6428
6429 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6430
6431 @end
6432
6433 @implementation FilteredPackageListController
6434
6435 - (SEL) filter {
6436     return filter_;
6437 }
6438
6439 - (void) setFilter:(SEL)filter {
6440 @synchronized (self) {
6441     filter_ = filter;
6442
6443     /* XXX: this is an unsafe optimization of doomy hell */
6444     Method method(class_getInstanceMethod([Package class], filter));
6445     _assert(method != NULL);
6446     imp_ = method_getImplementation(method);
6447     _assert(imp_ != NULL);
6448 } }
6449
6450 - (void) setObject:(id)object {
6451 @synchronized (self) {
6452     object_ = object;
6453 } }
6454
6455 - (void) setObject:(id)object forFilter:(SEL)filter {
6456 @synchronized (self) {
6457     [self setFilter:filter];
6458     [self setObject:object];
6459 } }
6460
6461 - (NSMutableArray *) _reloadPackages {
6462 @synchronized (database_) {
6463     era_ = [database_ era];
6464     NSArray *packages([database_ packages]);
6465
6466     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6467
6468     IMP imp;
6469     SEL filter;
6470     _H<NSObject> object;
6471
6472     @synchronized (self) {
6473         imp = imp_;
6474         filter = filter_;
6475         object = object_;
6476     }
6477
6478     _profile(PackageTable$reloadData$Filter)
6479         for (Package *package in packages)
6480             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6481                 [filtered addObject:package];
6482     _end
6483
6484     return filtered;
6485 } }
6486
6487 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6488     if ((self = [super initWithDatabase:database title:title]) != nil) {
6489         [self setFilter:filter];
6490         [self setObject:object];
6491     } return self;
6492 }
6493
6494 @end
6495 /* }}} */
6496
6497 /* Home Controller {{{ */
6498 @interface HomeController : CydiaWebViewController {
6499 }
6500
6501 @end
6502
6503 @implementation HomeController
6504
6505 - (id) init {
6506     if ((self = [super init]) != nil) {
6507         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6508         [self reloadData];
6509     } return self;
6510 }
6511
6512 - (NSURL *) navigationURL {
6513     return [NSURL URLWithString:@"cydia://home"];
6514 }
6515
6516 - (void) didReceiveMemoryWarning {
6517 }
6518
6519 - (void) aboutButtonClicked {
6520     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6521
6522     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6523     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6524     [alert setCancelButtonIndex:0];
6525
6526     [alert setMessage:
6527         @"Copyright \u00a9 2008-2011\n"
6528         "SaurikIT, LLC\n"
6529         "\n"
6530         "Jay Freeman (saurik)\n"
6531         "saurik@saurik.com\n"
6532         "http://www.saurik.com/"
6533     ];
6534
6535     [alert show];
6536 }
6537
6538 - (UIBarButtonItem *) leftButton {
6539     return [[[UIBarButtonItem alloc]
6540         initWithTitle:UCLocalize("ABOUT")
6541         style:UIBarButtonItemStylePlain
6542         target:self
6543         action:@selector(aboutButtonClicked)
6544     ] autorelease];
6545 }
6546
6547 @end
6548 /* }}} */
6549 /* Manage Controller {{{ */
6550 @interface ManageController : CydiaWebViewController {
6551 }
6552
6553 - (void) queueStatusDidChange;
6554
6555 @end
6556
6557 @implementation ManageController
6558
6559 - (id) init {
6560     if ((self = [super init]) != nil) {
6561         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6562     } return self;
6563 }
6564
6565 - (NSURL *) navigationURL {
6566     return [NSURL URLWithString:@"cydia://manage"];
6567 }
6568
6569 - (UIBarButtonItem *) leftButton {
6570     return [[[UIBarButtonItem alloc]
6571         initWithTitle:UCLocalize("SETTINGS")
6572         style:UIBarButtonItemStylePlain
6573         target:self
6574         action:@selector(settingsButtonClicked)
6575     ] autorelease];
6576 }
6577
6578 - (void) settingsButtonClicked {
6579     [delegate_ showSettings];
6580 }
6581
6582 - (void) queueButtonClicked {
6583     [delegate_ queue];
6584 }
6585
6586 - (UIBarButtonItem *) customButton {
6587     return Queuing_ ? [[[UIBarButtonItem alloc]
6588         initWithTitle:UCLocalize("QUEUE")
6589         style:UIBarButtonItemStyleDone
6590         target:self
6591         action:@selector(queueButtonClicked)
6592     ] autorelease] : [super customButton];
6593 }
6594
6595 - (void) queueStatusDidChange {
6596     [self applyRightButton];
6597 }
6598
6599 - (bool) isLoading {
6600     return !Queuing_ && [super isLoading];
6601 }
6602
6603 @end
6604 /* }}} */
6605
6606 /* Refresh Bar {{{ */
6607 @interface RefreshBar : UINavigationBar {
6608     _H<UIProgressIndicator> indicator_;
6609     _H<UITextLabel> prompt_;
6610     _H<UIProgressBar> progress_;
6611     _H<UINavigationButton> cancel_;
6612 }
6613
6614 @end
6615
6616 @implementation RefreshBar
6617
6618 - (void) positionViews {
6619     CGRect frame = [cancel_ frame];
6620     frame.size = [cancel_ sizeThatFits:frame.size];
6621     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6622     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6623     [cancel_ setFrame:frame];
6624
6625     CGSize prgsize = {75, 100};
6626     CGRect prgrect = {{
6627         [self frame].size.width - prgsize.width - 10,
6628         ([self frame].size.height - prgsize.height) / 2
6629     } , prgsize};
6630     [progress_ setFrame:prgrect];
6631
6632     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6633     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6634     CGRect indrect = {{indoffset, indoffset}, indsize};
6635     [indicator_ setFrame:indrect];
6636
6637     CGSize prmsize = {215, indsize.height + 4};
6638     CGRect prmrect = {{
6639         indoffset * 2 + indsize.width,
6640         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6641     }, prmsize};
6642     [prompt_ setFrame:prmrect];
6643 }
6644
6645 - (void) setFrame:(CGRect)frame {
6646     [super setFrame:frame];
6647     [self positionViews];
6648 }
6649
6650 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6651     if ((self = [super initWithFrame:frame]) != nil) {
6652         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6653
6654         [self setBarStyle:UIBarStyleBlack];
6655
6656         UIBarStyle barstyle([self _barStyle:NO]);
6657         bool ugly(barstyle == UIBarStyleDefault);
6658
6659         UIProgressIndicatorStyle style = ugly ?
6660             UIProgressIndicatorStyleMediumBrown :
6661             UIProgressIndicatorStyleMediumWhite;
6662
6663         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6664         [(UIProgressIndicator *) indicator_ setStyle:style];
6665         [indicator_ startAnimation];
6666         [self addSubview:indicator_];
6667
6668         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6669         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6670         [prompt_ setBackgroundColor:[UIColor clearColor]];
6671         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6672         [self addSubview:prompt_];
6673
6674         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6675         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6676         [(UIProgressBar *) progress_ setStyle:0];
6677         [self addSubview:progress_];
6678
6679         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6680         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6681         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6682         [cancel_ setBarStyle:barstyle];
6683
6684         [self positionViews];
6685     } return self;
6686 }
6687
6688 - (void) setCancellable:(bool)cancellable {
6689     if (cancellable)
6690         [self addSubview:cancel_];
6691     else
6692         [cancel_ removeFromSuperview];
6693 }
6694
6695 - (void) start {
6696     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6697     [progress_ setProgress:0];
6698 }
6699
6700 - (void) stop {
6701     [self setCancellable:NO];
6702 }
6703
6704 - (void) setPrompt:(NSString *)prompt {
6705     [prompt_ setText:prompt];
6706 }
6707
6708 - (void) setProgress:(float)progress {
6709     [progress_ setProgress:progress];
6710 }
6711
6712 @end
6713 /* }}} */
6714
6715 /* Cydia Navigation Controller Interface {{{ */
6716 @interface UINavigationController (Cydia)
6717
6718 - (NSArray *) navigationURLCollection;
6719 - (void) unloadData;
6720
6721 @end
6722 /* }}} */
6723
6724 /* Cydia Tab Bar Controller {{{ */
6725 @interface CYTabBarController : UITabBarController <
6726     UITabBarControllerDelegate,
6727     ProgressDelegate
6728 > {
6729     _transient Database *database_;
6730     _H<RefreshBar, 1> refreshbar_;
6731
6732     bool dropped_;
6733     bool updating_;
6734     // XXX: ok, "updatedelegate_"?...
6735     _transient NSObject<CydiaDelegate> *updatedelegate_;
6736
6737     _H<UIViewController> remembered_;
6738     _transient UIViewController *transient_;
6739 }
6740
6741 - (NSArray *) navigationURLCollection;
6742 - (void) dropBar:(BOOL)animated;
6743 - (void) beginUpdate;
6744 - (void) raiseBar:(BOOL)animated;
6745 - (BOOL) updating;
6746 - (void) unloadData;
6747
6748 @end
6749
6750 @implementation CYTabBarController
6751
6752 - (void) setUnselectedViewController:(UIViewController *)transient {
6753     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6754     if (transient != nil) {
6755         if (transient_ == nil)
6756             remembered_ = [controllers objectAtIndex:0];
6757         transient_ = transient;
6758         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6759         [controllers replaceObjectAtIndex:0 withObject:transient_];
6760         [self setSelectedIndex:0];
6761         [self setViewControllers:controllers];
6762         [self concealTabBarSelection];
6763     } else if (remembered_ != nil) {
6764         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6765         transient_ = transient;
6766         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6767         remembered_ = nil;
6768         [self setViewControllers:controllers];
6769         [self revealTabBarSelection];
6770     }
6771 }
6772
6773 - (UIViewController *) unselectedViewController {
6774     return transient_;
6775 }
6776
6777 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6778     if ([self unselectedViewController])
6779         [self setUnselectedViewController:nil];
6780 }
6781
6782 - (NSArray *) navigationURLCollection {
6783     NSMutableArray *items([NSMutableArray array]);
6784
6785     // XXX: Should this deal with transient view controllers?
6786     for (id navigation in [self viewControllers]) {
6787         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6788         if (stack != nil)
6789             [items addObject:stack];
6790     }
6791
6792     return items;
6793 }
6794
6795 - (void) unloadData {
6796     [super unloadData];
6797
6798     for (UINavigationController *controller in [self viewControllers])
6799         [controller unloadData];
6800
6801     if (UIViewController *selected = [self selectedViewController])
6802         [selected reloadData];
6803
6804     if (UIViewController *unselected = [self unselectedViewController]) {
6805         [unselected unloadData];
6806         [unselected reloadData];
6807     }
6808 }
6809
6810 - (void) dealloc {
6811     [[NSNotificationCenter defaultCenter] removeObserver:self];
6812
6813     [super dealloc];
6814 }
6815
6816 - (id) initWithDatabase:(Database *)database {
6817     if ((self = [super init]) != nil) {
6818         database_ = database;
6819         [self setDelegate:self];
6820
6821         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6822         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6823
6824         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6825     } return self;
6826 }
6827
6828 - (void) setUpdate:(NSDate *)date {
6829     [self beginUpdate];
6830 }
6831
6832 - (void) beginUpdate {
6833     [(RefreshBar *) refreshbar_ start];
6834     [self dropBar:YES];
6835
6836     [updatedelegate_ retainNetworkActivityIndicator];
6837     updating_ = true;
6838
6839     [NSThread
6840         detachNewThreadSelector:@selector(performUpdate)
6841         toTarget:self
6842         withObject:nil
6843     ];
6844 }
6845
6846 - (void) performUpdate {
6847     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6848
6849     Status status;
6850     status.setDelegate(self);
6851     [database_ updateWithStatus:status];
6852
6853     [self
6854         performSelectorOnMainThread:@selector(completeUpdate)
6855         withObject:nil
6856         waitUntilDone:NO
6857     ];
6858
6859     [pool release];
6860 }
6861
6862 - (void) stopUpdateWithSelector:(SEL)selector {
6863     updating_ = false;
6864     [updatedelegate_ releaseNetworkActivityIndicator];
6865
6866     [self raiseBar:YES];
6867     [refreshbar_ stop];
6868
6869     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6870 }
6871
6872 - (void) completeUpdate {
6873     if (!updating_)
6874         return;
6875     [self stopUpdateWithSelector:@selector(reloadData)];
6876 }
6877
6878 - (void) cancelUpdate {
6879     [self stopUpdateWithSelector:@selector(updateData)];
6880 }
6881
6882 - (void) cancelPressed {
6883     [self cancelUpdate];
6884 }
6885
6886 - (BOOL) updating {
6887     return updating_;
6888 }
6889
6890 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6891     [refreshbar_ setPrompt:[event compoundMessage]];
6892 }
6893
6894 - (bool) isProgressCancelled {
6895     return !updating_;
6896 }
6897
6898 - (void) setProgressCancellable:(NSNumber *)cancellable {
6899     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6900 }
6901
6902 - (void) setProgressPercent:(NSNumber *)percent {
6903     [refreshbar_ setProgress:[percent floatValue]];
6904 }
6905
6906 - (void) setProgressStatus:(NSDictionary *)status {
6907     if (status != nil)
6908         [self setProgressPercent:[status objectForKey:@"Percent"]];
6909 }
6910
6911 - (void) setUpdateDelegate:(id)delegate {
6912     updatedelegate_ = delegate;
6913 }
6914
6915 - (UIView *) transitionView {
6916     if ([self respondsToSelector:@selector(_transitionView)])
6917         return [self _transitionView];
6918     else
6919         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6920 }
6921
6922 - (void) dropBar:(BOOL)animated {
6923     if (dropped_)
6924         return;
6925     dropped_ = true;
6926
6927     UIView *transition([self transitionView]);
6928     [[self view] addSubview:refreshbar_];
6929
6930     CGRect barframe([refreshbar_ frame]);
6931
6932     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6933         barframe.origin.y = CYStatusBarHeight();
6934     else
6935         barframe.origin.y = 0;
6936
6937     [refreshbar_ setFrame:barframe];
6938
6939     if (animated)
6940         [UIView beginAnimations:nil context:NULL];
6941
6942     CGRect viewframe = [transition frame];
6943     viewframe.origin.y += barframe.size.height;
6944     viewframe.size.height -= barframe.size.height;
6945     [transition setFrame:viewframe];
6946
6947     if (animated)
6948         [UIView commitAnimations];
6949
6950     // Ensure bar has the proper width for our view, it might have changed
6951     barframe.size.width = viewframe.size.width;
6952     [refreshbar_ setFrame:barframe];
6953 }
6954
6955 - (void) raiseBar:(BOOL)animated {
6956     if (!dropped_)
6957         return;
6958     dropped_ = false;
6959
6960     UIView *transition([self transitionView]);
6961     [refreshbar_ removeFromSuperview];
6962
6963     CGRect barframe([refreshbar_ frame]);
6964
6965     if (animated)
6966         [UIView beginAnimations:nil context:NULL];
6967
6968     CGRect viewframe = [transition frame];
6969     viewframe.origin.y -= barframe.size.height;
6970     viewframe.size.height += barframe.size.height;
6971     [transition setFrame:viewframe];
6972
6973     if (animated)
6974         [UIView commitAnimations];
6975 }
6976
6977 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6978     bool dropped(dropped_);
6979
6980     if (dropped)
6981         [self raiseBar:NO];
6982
6983     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6984
6985     if (dropped)
6986         [self dropBar:NO];
6987 }
6988
6989 - (void) statusBarFrameChanged:(NSNotification *)notification {
6990     if (dropped_) {
6991         [self raiseBar:NO];
6992         [self dropBar:NO];
6993     }
6994 }
6995
6996 @end
6997 /* }}} */
6998
6999 /* Cydia Navigation Controller Implementation {{{ */
7000 @implementation UINavigationController (Cydia)
7001
7002 - (NSArray *) navigationURLCollection {
7003     NSMutableArray *stack([NSMutableArray array]);
7004
7005     for (CyteViewController *controller in [self viewControllers]) {
7006         NSString *url = [[controller navigationURL] absoluteString];
7007         if (url != nil)
7008             [stack addObject:url];
7009     }
7010
7011     return stack;
7012 }
7013
7014 - (void) reloadData {
7015     [super reloadData];
7016
7017     UIViewController *visible([self visibleViewController]);
7018     if (visible != nil)
7019         [visible reloadData];
7020
7021     // on the iPad, this view controller is ALSO visible. :(
7022     if (IsWildcat_)
7023         if (UIViewController *top = [self topViewController])
7024             if (top != visible)
7025                 [top reloadData];
7026 }
7027
7028 - (void) unloadData {
7029     for (CyteViewController *page in [self viewControllers])
7030         [page unloadData];
7031
7032     [super unloadData];
7033 }
7034
7035 @end
7036 /* }}} */
7037
7038 /* Cydia:// Protocol {{{ */
7039 @interface CydiaURLProtocol : NSURLProtocol {
7040 }
7041
7042 @end
7043
7044 @implementation CydiaURLProtocol
7045
7046 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7047     NSURL *url([request URL]);
7048     if (url == nil)
7049         return NO;
7050
7051     NSString *scheme([[url scheme] lowercaseString]);
7052     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7053         return YES;
7054     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7055         return YES;
7056
7057     return NO;
7058 }
7059
7060 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7061     return request;
7062 }
7063
7064 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7065     id<NSURLProtocolClient> client([self client]);
7066     if (icon == nil)
7067         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7068     else {
7069         NSData *data(UIImagePNGRepresentation(icon));
7070
7071         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7072         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7073         [client URLProtocol:self didLoadData:data];
7074         [client URLProtocolDidFinishLoading:self];
7075     }
7076 }
7077
7078 - (void) startLoading {
7079     id<NSURLProtocolClient> client([self client]);
7080     NSURLRequest *request([self request]);
7081
7082     NSURL *url([request URL]);
7083     NSString *href([url absoluteString]);
7084     NSString *scheme([[url scheme] lowercaseString]);
7085
7086     NSString *path;
7087
7088     if ([scheme isEqualToString:@"cydia"])
7089         path = [href substringFromIndex:8];
7090     else if ([scheme isEqualToString:@"about"])
7091         path = [href substringFromIndex:12];
7092     else _assert(false);
7093
7094     NSRange slash([path rangeOfString:@"/"]);
7095
7096     NSString *command;
7097     if (slash.location == NSNotFound) {
7098         command = path;
7099         path = nil;
7100     } else {
7101         command = [path substringToIndex:slash.location];
7102         path = [path substringFromIndex:(slash.location + 1)];
7103     }
7104
7105     Database *database([Database sharedInstance]);
7106
7107     if ([command isEqualToString:@"package-icon"]) {
7108         if (path == nil)
7109             goto fail;
7110         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7111         Package *package([database packageWithName:path]);
7112         if (package == nil)
7113             goto fail;
7114         [package parse];
7115         UIImage *icon([package icon]);
7116         [self _returnPNGWithImage:icon forRequest:request];
7117     } else if ([command isEqualToString:@"source-icon"]) {
7118         if (path == nil)
7119             goto fail;
7120         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7121         NSString *source(Simplify(path));
7122         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7123         if (icon == nil)
7124             icon = [UIImage applicationImageNamed:@"unknown.png"];
7125         [self _returnPNGWithImage:icon forRequest:request];
7126     } else if ([command isEqualToString:@"uikit-image"]) {
7127         if (path == nil)
7128             goto fail;
7129         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7130         UIImage *icon(_UIImageWithName(path));
7131         [self _returnPNGWithImage:icon forRequest:request];
7132     } else if ([command isEqualToString:@"section-icon"]) {
7133         if (path == nil)
7134             goto fail;
7135         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7136         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7137         if (icon == nil)
7138             icon = [UIImage applicationImageNamed:@"unknown.png"];
7139         [self _returnPNGWithImage:icon forRequest:request];
7140     } else fail: {
7141         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7142     }
7143 }
7144
7145 - (void) stopLoading {
7146 }
7147
7148 @end
7149 /* }}} */
7150
7151 /* Section Controller {{{ */
7152 @interface SectionController : FilteredPackageListController {
7153     _H<NSString> section_;
7154 }
7155
7156 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7157
7158 @end
7159
7160 @implementation SectionController
7161
7162 - (NSURL *) navigationURL {
7163     NSString *name = section_;
7164     if (name == nil)
7165         name = @"all";
7166
7167     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7168 }
7169
7170 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7171     NSString *title;
7172     if (name == nil)
7173         title = UCLocalize("ALL_PACKAGES");
7174     else if (![name isEqual:@""])
7175         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7176     else
7177         title = UCLocalize("NO_SECTION");
7178
7179     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7180         section_ = name;
7181     } return self;
7182 }
7183
7184 @end
7185 /* }}} */
7186 /* Sections Controller {{{ */
7187 @interface SectionsController : CyteViewController <
7188     UITableViewDataSource,
7189     UITableViewDelegate
7190 > {
7191     _transient Database *database_;
7192     _H<NSMutableArray> sections_;
7193     _H<NSMutableArray> filtered_;
7194     _H<UITableView, 2> list_;
7195 }
7196
7197 - (id) initWithDatabase:(Database *)database;
7198 - (void) editButtonClicked;
7199
7200 @end
7201
7202 @implementation SectionsController
7203
7204 - (NSURL *) navigationURL {
7205     return [NSURL URLWithString:@"cydia://sections"];
7206 }
7207
7208 - (void) updateNavigationItem {
7209     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7210     if ([sections_ count] == 0) {
7211         [[self navigationItem] setRightBarButtonItem:nil];
7212     } else {
7213         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7214             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7215             target:self
7216             action:@selector(editButtonClicked)
7217         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7218     }
7219 }
7220
7221 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7222     [super setEditing:editing animated:animated];
7223
7224     if (editing)
7225         [list_ reloadData];
7226     else
7227         [delegate_ updateData];
7228
7229     [self updateNavigationItem];
7230 }
7231
7232 - (void) viewDidAppear:(BOOL)animated {
7233     [super viewDidAppear:animated];
7234     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7235 }
7236
7237 - (void) viewWillDisappear:(BOOL)animated {
7238     [super viewWillDisappear:animated];
7239     if ([self isEditing]) [self setEditing:NO];
7240 }
7241
7242 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7243     Section *section = nil;
7244     int index = [indexPath row];
7245     if (![self isEditing]) {
7246         index -= 1;
7247         if (index >= 0)
7248             section = [filtered_ objectAtIndex:index];
7249     } else {
7250         section = [sections_ objectAtIndex:index];
7251     }
7252     return section;
7253 }
7254
7255 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7256     if ([self isEditing])
7257         return [sections_ count];
7258     else
7259         return [filtered_ count] + 1;
7260 }
7261
7262 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7263     return 45.0f;
7264 }*/
7265
7266 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7267     static NSString *reuseIdentifier = @"SectionCell";
7268
7269     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7270     if (cell == nil)
7271         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7272
7273     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7274
7275     return cell;
7276 }
7277
7278 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7279     if ([self isEditing])
7280         return;
7281
7282     Section *section = [self sectionAtIndexPath:indexPath];
7283
7284     SectionController *controller = [[[SectionController alloc]
7285         initWithDatabase:database_
7286         section:[section name]
7287     ] autorelease];
7288     [controller setDelegate:delegate_];
7289
7290     [[self navigationController] pushViewController:controller animated:YES];
7291 }
7292
7293 - (void) loadView {
7294     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7295
7296     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7297     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7298     [list_ setRowHeight:45.0f];
7299     [(UITableView *) list_ setDataSource:self];
7300     [list_ setDelegate:self];
7301     [[self view] addSubview:list_];
7302 }
7303
7304 - (void) viewDidLoad {
7305     [super viewDidLoad];
7306
7307     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7308 }
7309
7310 - (void) releaseSubviews {
7311     list_ = nil;
7312
7313     sections_ = nil;
7314     filtered_ = nil;
7315
7316     [super releaseSubviews];
7317 }
7318
7319 - (id) initWithDatabase:(Database *)database {
7320     if ((self = [super init]) != nil) {
7321         database_ = database;
7322     } return self;
7323 }
7324
7325 - (void) reloadData {
7326     [super reloadData];
7327
7328     NSArray *packages = [database_ packages];
7329
7330     sections_ = [NSMutableArray arrayWithCapacity:16];
7331     filtered_ = [NSMutableArray arrayWithCapacity:16];
7332
7333     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7334
7335     _trace();
7336     for (Package *package in packages) {
7337         NSString *name([package section]);
7338         NSString *key(name == nil ? @"" : name);
7339
7340         Section *section;
7341
7342         _profile(SectionsView$reloadData$Section)
7343             section = [sections objectForKey:key];
7344             if (section == nil) {
7345                 _profile(SectionsView$reloadData$Section$Allocate)
7346                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7347                     [sections setObject:section forKey:key];
7348                 _end
7349             }
7350         _end
7351
7352         [section addToCount];
7353
7354         _profile(SectionsView$reloadData$Filter)
7355             if (![package valid] || ![package visible])
7356                 continue;
7357         _end
7358
7359         [section addToRow];
7360     }
7361     _trace();
7362
7363     [sections_ addObjectsFromArray:[sections allValues]];
7364
7365     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7366
7367     for (Section *section in (id) sections_) {
7368         size_t count([section row]);
7369         if (count == 0)
7370             continue;
7371
7372         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7373         [section setCount:count];
7374         [filtered_ addObject:section];
7375     }
7376
7377     [self updateNavigationItem];
7378     [list_ reloadData];
7379     _trace();
7380 }
7381
7382 - (void) editButtonClicked {
7383     [self setEditing:![self isEditing] animated:YES];
7384 }
7385
7386 @end
7387 /* }}} */
7388
7389 /* Changes Controller {{{ */
7390 @interface ChangesController : CyteViewController <
7391     UITableViewDataSource,
7392     UITableViewDelegate
7393 > {
7394     _transient Database *database_;
7395     unsigned era_;
7396     _H<NSArray> packages_;
7397     _H<NSMutableArray> sections_;
7398     _H<UITableView, 2> list_;
7399     unsigned upgrades_;
7400 }
7401
7402 - (id) initWithDatabase:(Database *)database;
7403
7404 @end
7405
7406 @implementation ChangesController
7407
7408 - (NSURL *) navigationURL {
7409     return [NSURL URLWithString:@"cydia://changes"];
7410 }
7411
7412 - (void) viewDidAppear:(BOOL)animated {
7413     [super viewDidAppear:animated];
7414     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7415 }
7416
7417 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7418     NSInteger count([sections_ count]);
7419     return count == 0 ? 1 : count;
7420 }
7421
7422 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7423     if ([sections_ count] == 0)
7424         return nil;
7425     return [[sections_ objectAtIndex:section] name];
7426 }
7427
7428 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7429     if ([sections_ count] == 0)
7430         return 0;
7431     return [[sections_ objectAtIndex:section] count];
7432 }
7433
7434 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7435 @synchronized (database_) {
7436     if ([database_ era] != era_)
7437         return nil;
7438
7439     NSUInteger sectionIndex([path section]);
7440     if (sectionIndex >= [sections_ count])
7441         return nil;
7442     Section *section([sections_ objectAtIndex:sectionIndex]);
7443     NSInteger row([path row]);
7444     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7445 } }
7446
7447 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7448     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7449     if (cell == nil)
7450         cell = [[[PackageCell alloc] init] autorelease];
7451
7452     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7453     [cell setPackage:package asSummary:false];
7454     return cell;
7455 }
7456
7457 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7458     Package *package([self packageAtIndexPath:path]);
7459     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7460     [view setDelegate:delegate_];
7461     [[self navigationController] pushViewController:view animated:YES];
7462     return path;
7463 }
7464
7465 - (void) refreshButtonClicked {
7466     [delegate_ beginUpdate];
7467     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7468 }
7469
7470 - (void) upgradeButtonClicked {
7471     [delegate_ distUpgrade];
7472     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7473 }
7474
7475 - (void) loadView {
7476     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7477
7478     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7479     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7480     [list_ setRowHeight:73];
7481     [(UITableView *) list_ setDataSource:self];
7482     [list_ setDelegate:self];
7483     [[self view] addSubview:list_];
7484 }
7485
7486 - (void) viewDidLoad {
7487     [super viewDidLoad];
7488
7489     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7490 }
7491
7492 - (void) releaseSubviews {
7493     list_ = nil;
7494
7495     packages_ = nil;
7496     sections_ = nil;
7497
7498     [super releaseSubviews];
7499 }
7500
7501 - (id) initWithDatabase:(Database *)database {
7502     if ((self = [super init]) != nil) {
7503         database_ = database;
7504     } return self;
7505 }
7506
7507 - (NSMutableArray *) _reloadPackages {
7508 @synchronized (database_) {
7509     era_ = [database_ era];
7510     NSArray *packages([database_ packages]);
7511
7512     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7513
7514     _trace();
7515     _profile(ChangesController$_reloadPackages$Filter)
7516         for (Package *package in packages)
7517             if ([package upgradableAndEssential:YES] || [package visible])
7518                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7519     _end
7520     _trace();
7521     _profile(ChangesController$_reloadPackages$radixSort)
7522         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7523     _end
7524     _trace();
7525
7526     return filtered;
7527 } }
7528
7529 - (void) _reloadData {
7530     NSArray *packages;
7531
7532   reload:
7533     if (true) {
7534         UIProgressHUD *hud([delegate_ addProgressHUD]);
7535         [hud setText:UCLocalize("LOADING")];
7536         //NSLog(@"HUD:%@::%@", delegate_, hud);
7537         packages = [self yieldToSelector:@selector(_reloadPackages)];
7538         [delegate_ removeProgressHUD:hud];
7539     } else {
7540         packages = [self _reloadPackages];
7541     }
7542
7543 @synchronized (database_) {
7544     if (era_ != [database_ era])
7545         goto reload;
7546
7547     packages_ = packages;
7548     sections_ = [NSMutableArray arrayWithCapacity:16];
7549
7550     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7551     Section *ignored = nil;
7552     Section *section = nil;
7553     time_t last = 0;
7554
7555     upgrades_ = 0;
7556     bool unseens = false;
7557
7558     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7559
7560     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7561         Package *package = [packages_ objectAtIndex:offset];
7562
7563         BOOL uae = [package upgradableAndEssential:YES];
7564
7565         if (!uae) {
7566             unseens = true;
7567             time_t seen([package seen]);
7568
7569             if (section == nil || last != seen) {
7570                 last = seen;
7571
7572                 NSString *name;
7573                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7574                 [name autorelease];
7575
7576                 _profile(ChangesController$reloadData$Allocate)
7577                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7578                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7579                     [sections_ addObject:section];
7580                 _end
7581             }
7582
7583             [section addToCount];
7584         } else if ([package ignored]) {
7585             if (ignored == nil) {
7586                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7587             }
7588             [ignored addToCount];
7589         } else {
7590             ++upgrades_;
7591             [upgradable addToCount];
7592         }
7593     }
7594     _trace();
7595
7596     CFRelease(formatter);
7597
7598     if (unseens) {
7599         Section *last = [sections_ lastObject];
7600         size_t count = [last count];
7601         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7602         [sections_ removeLastObject];
7603     }
7604
7605     if ([ignored count] != 0)
7606         [sections_ insertObject:ignored atIndex:0];
7607     if (upgrades_ != 0)
7608         [sections_ insertObject:upgradable atIndex:0];
7609
7610     [list_ reloadData];
7611
7612     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7613         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7614         style:UIBarButtonItemStylePlain
7615         target:self
7616         action:@selector(upgradeButtonClicked)
7617     ] autorelease]) animated:YES];
7618
7619     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7620         initWithTitle:UCLocalize("REFRESH")
7621         style:UIBarButtonItemStylePlain
7622         target:self
7623         action:@selector(refreshButtonClicked)
7624     ] autorelease]) animated:YES];
7625
7626     PrintTimes();
7627 } }
7628
7629 - (void) reloadData {
7630     [super reloadData];
7631     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7632 }
7633
7634 @end
7635 /* }}} */
7636 /* Search Controller {{{ */
7637 @interface SearchController : FilteredPackageListController <
7638     UISearchBarDelegate
7639 > {
7640     _H<UISearchBar, 1> search_;
7641     BOOL searchloaded_;
7642 }
7643
7644 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7645 - (void) reloadData;
7646
7647 @end
7648
7649 @implementation SearchController
7650
7651 - (NSURL *) navigationURL {
7652     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7653         return [NSURL URLWithString:@"cydia://search"];
7654     else
7655         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7656 }
7657
7658 - (void) useSearch {
7659     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7660     [self clearData];
7661     [self reloadData];
7662 }
7663
7664 - (void) viewWillAppear:(BOOL)animated {
7665     [super viewWillAppear:animated];
7666
7667     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7668         [self useSearch];
7669 }
7670
7671 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7672     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7673     [self clearData];
7674     [self reloadData];
7675 }
7676
7677 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7678     [search_ resignFirstResponder];
7679     [self useSearch];
7680 }
7681
7682 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7683     [search_ setText:@""];
7684     [self searchBarButtonClicked:searchBar];
7685 }
7686
7687 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7688     [self searchBarButtonClicked:searchBar];
7689 }
7690
7691 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7692     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7693     [self reloadData];
7694 }
7695
7696 - (bool) shouldYield {
7697     return YES;
7698 }
7699
7700 - (bool) shouldBlock {
7701     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7702 }
7703
7704 - (bool) isSummarized {
7705     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7706 }
7707
7708 - (bool) showsSections {
7709     return false;
7710 }
7711
7712 - (NSMutableArray *) _reloadPackages {
7713     NSMutableArray *packages([super _reloadPackages]);
7714     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7715         [packages radixSortUsingSelector:@selector(rank)];
7716     return packages;
7717 }
7718
7719 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7720     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7721         search_ = [[[UISearchBar alloc] init] autorelease];
7722         [search_ setDelegate:self];
7723
7724         if (query != nil)
7725             [search_ setText:query];
7726     } return self;
7727 }
7728
7729 - (void) viewDidAppear:(BOOL)animated {
7730     [super viewDidAppear:animated];
7731
7732     if (!searchloaded_) {
7733         searchloaded_ = YES;
7734         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7735         [search_ layoutSubviews];
7736         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7737
7738         UITextField *textField;
7739         if ([search_ respondsToSelector:@selector(searchField)])
7740             textField = [search_ searchField];
7741         else
7742             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7743
7744         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7745         [textField setEnablesReturnKeyAutomatically:NO];
7746         [[self navigationItem] setTitleView:textField];
7747     }
7748 }
7749
7750 - (void) reloadData {
7751     id object([search_ text]);
7752     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7753         object = [object componentsSeparatedByString:@" "];
7754
7755     [self setObject:object];
7756     [self resetCursor];
7757
7758     [super reloadData];
7759 }
7760
7761 - (void) didSelectPackage:(Package *)package {
7762     [search_ resignFirstResponder];
7763     [super didSelectPackage:package];
7764 }
7765
7766 @end
7767 /* }}} */
7768 /* Package Settings Controller {{{ */
7769 @interface PackageSettingsController : CyteViewController <
7770     UITableViewDataSource,
7771     UITableViewDelegate
7772 > {
7773     _transient Database *database_;
7774     _H<NSString> name_;
7775     _H<Package> package_;
7776     _H<UITableView, 2> table_;
7777     _H<UISwitch> subscribedSwitch_;
7778     _H<UISwitch> ignoredSwitch_;
7779     _H<UITableViewCell> subscribedCell_;
7780     _H<UITableViewCell> ignoredCell_;
7781 }
7782
7783 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7784
7785 @end
7786
7787 @implementation PackageSettingsController
7788
7789 - (NSURL *) navigationURL {
7790     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7791 }
7792
7793 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7794     if (package_ == nil)
7795         return 0;
7796
7797     if ([package_ installed] == nil)
7798         return 1;
7799     else
7800         return 2;
7801 }
7802
7803 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7804     if (package_ == nil)
7805         return 0;
7806
7807     // both sections contain just one item right now.
7808     return 1;
7809 }
7810
7811 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7812     return nil;
7813 }
7814
7815 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7816     if (section == 0)
7817         return UCLocalize("SHOW_ALL_CHANGES_EX");
7818     else
7819         return UCLocalize("IGNORE_UPGRADES_EX");
7820 }
7821
7822 - (void) onSubscribed:(id)control {
7823     bool value([control isOn]);
7824     if (package_ == nil)
7825         return;
7826     if ([package_ setSubscribed:value])
7827         [delegate_ updateData];
7828 }
7829
7830 - (void) _updateIgnored {
7831     const char *package([name_ UTF8String]);
7832     bool on([ignoredSwitch_ isOn]);
7833
7834     pid_t pid(ExecFork());
7835     if (pid == 0) {
7836         FILE *dpkg(popen("dpkg --set-selections", "w"));
7837         fwrite(package, strlen(package), 1, dpkg);
7838
7839         if (on)
7840             fwrite(" hold\n", 6, 1, dpkg);
7841         else
7842             fwrite(" install\n", 9, 1, dpkg);
7843
7844         pclose(dpkg);
7845
7846         exit(0);
7847         _assert(false);
7848     }
7849
7850     _forever {
7851         int status;
7852         int result(waitpid(pid, &status, 0));
7853
7854         if (result != -1) {
7855             _assert(result == pid);
7856             break;
7857         }
7858     }
7859 }
7860
7861 - (void) onIgnored:(id)control {
7862     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7863     [invocation setTarget:self];
7864     [invocation setSelector:@selector(_updateIgnored)];
7865
7866     [delegate_ reloadDataWithInvocation:invocation];
7867 }
7868
7869 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7870     if (package_ == nil)
7871         return nil;
7872
7873     switch ([indexPath section]) {
7874         case 0: return subscribedCell_;
7875         case 1: return ignoredCell_;
7876
7877         _nodefault
7878     }
7879
7880     return nil;
7881 }
7882
7883 - (void) loadView {
7884     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7885
7886     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7887     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7888     [(UITableView *) table_ setDataSource:self];
7889     [table_ setDelegate:self];
7890     [[self view] addSubview:table_];
7891
7892     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7893     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7894     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7895
7896     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7897     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7898     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7899
7900     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7901     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7902     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7903     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7904
7905     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7906     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7907     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7908     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7909 }
7910
7911 - (void) viewDidLoad {
7912     [super viewDidLoad];
7913
7914     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7915 }
7916
7917 - (void) releaseSubviews {
7918     ignoredCell_ = nil;
7919     subscribedCell_ = nil;
7920     table_ = nil;
7921     ignoredSwitch_ = nil;
7922     subscribedSwitch_ = nil;
7923
7924     [super releaseSubviews];
7925 }
7926
7927 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7928     if ((self = [super init]) != nil) {
7929         database_ = database;
7930         name_ = package;
7931     } return self;
7932 }
7933
7934 - (void) reloadData {
7935     [super reloadData];
7936
7937     package_ = [database_ packageWithName:name_];
7938
7939     if (package_ != nil) {
7940         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7941         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7942     } // XXX: what now, G?
7943
7944     [table_ reloadData];
7945 }
7946
7947 @end
7948 /* }}} */
7949
7950 /* Installed Controller {{{ */
7951 @interface InstalledController : FilteredPackageListController {
7952     BOOL expert_;
7953 }
7954
7955 - (id) initWithDatabase:(Database *)database;
7956
7957 - (void) updateRoleButton;
7958 - (void) queueStatusDidChange;
7959
7960 @end
7961
7962 @implementation InstalledController
7963
7964 - (NSURL *) navigationURL {
7965     return [NSURL URLWithString:@"cydia://installed"];
7966 }
7967
7968 - (id) initWithDatabase:(Database *)database {
7969     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7970         [self updateRoleButton];
7971         [self queueStatusDidChange];
7972     } return self;
7973 }
7974
7975 #if !AlwaysReload
7976 - (void) queueButtonClicked {
7977     [delegate_ queue];
7978 }
7979 #endif
7980
7981 - (void) queueStatusDidChange {
7982 #if !AlwaysReload
7983     if (IsWildcat_) {
7984         if (Queuing_) {
7985             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7986                 initWithTitle:UCLocalize("QUEUE")
7987                 style:UIBarButtonItemStyleDone
7988                 target:self
7989                 action:@selector(queueButtonClicked)
7990             ] autorelease]];
7991         } else {
7992             [[self navigationItem] setLeftBarButtonItem:nil];
7993         }
7994     }
7995 #endif
7996 }
7997
7998 - (void) updateRoleButton {
7999     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8000         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8001             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8002             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8003             target:self
8004             action:@selector(roleButtonClicked)
8005         ] autorelease]];
8006 }
8007
8008 - (void) roleButtonClicked {
8009     [self setObject:[NSNumber numberWithBool:expert_]];
8010     [self reloadData];
8011     expert_ = !expert_;
8012
8013     [self updateRoleButton];
8014 }
8015
8016 @end
8017 /* }}} */
8018
8019 /* Source Cell {{{ */
8020 @interface SourceCell : CyteTableViewCell <
8021     CyteTableViewCellDelegate
8022 > {
8023     _H<UIImage> icon_;
8024     _H<NSString> origin_;
8025     _H<NSString> label_;
8026 }
8027
8028 - (void) setSource:(Source *)source;
8029
8030 @end
8031
8032 @implementation SourceCell
8033
8034 - (void) _setImage:(UIImage *)image {
8035     icon_ = image;
8036     [content_ setNeedsDisplay];
8037 }
8038
8039 - (void) _setSource:(Source *)source {
8040     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8041
8042     if (NSString *base = [source base])
8043         if ([base length] != 0) {
8044             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
8045
8046             if (NSData *data = [NSURLConnection
8047                 sendSynchronousRequest:[NSURLRequest
8048                     requestWithURL:url
8049                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
8050                     //timeoutInterval:5
8051                 ]
8052
8053                 returningResponse:NULL
8054                 error:NULL
8055             ])
8056                 if (UIImage *image = [UIImage imageWithData:data])
8057                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8058         }
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 uri];
8068
8069     [content_ setNeedsDisplay];
8070
8071     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
8072 }
8073
8074 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8075     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8076         UIView *content([self contentView]);
8077         CGRect bounds([content bounds]);
8078
8079         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8080         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8081         [content_ setBackgroundColor:[UIColor whiteColor]];
8082         [content addSubview:content_];
8083
8084         [content_ setDelegate:self];
8085         [content_ setOpaque:YES];
8086
8087         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8088     } return self;
8089 }
8090
8091 - (NSString *) accessibilityLabel {
8092     return label_;
8093 }
8094
8095 - (void) drawContentRect:(CGRect)rect {
8096     bool highlighted(highlighted_);
8097     float width(rect.size.width);
8098
8099     if (icon_ != nil)
8100         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8101
8102     if (highlighted)
8103         UISetColor(White_);
8104
8105     if (!highlighted)
8106         UISetColor(Black_);
8107     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8108
8109     if (!highlighted)
8110         UISetColor(Blue_);
8111     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8112 }
8113
8114 @end
8115 /* }}} */
8116 /* Source Controller {{{ */
8117 @interface SourceController : FilteredPackageListController {
8118     _transient Source *source_;
8119     _H<NSString> key_;
8120 }
8121
8122 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8123
8124 @end
8125
8126 @implementation SourceController
8127
8128 - (NSURL *) navigationURL {
8129     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8130 }
8131
8132 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8133     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8134         source_ = source;
8135         key_ = [source key];
8136     } return self;
8137 }
8138
8139 - (void) reloadData {
8140     source_ = [database_ sourceWithKey:key_];
8141     key_ = [source_ key];
8142     [self setObject:source_];
8143
8144     [[self navigationItem] setTitle:[source_ label]];
8145
8146     [super reloadData];
8147 }
8148
8149 @end
8150 /* }}} */
8151 /* Sources Controller {{{ */
8152 @interface SourcesController : CyteViewController <
8153     UITableViewDataSource,
8154     UITableViewDelegate
8155 > {
8156     _transient Database *database_;
8157     _H<UITableView, 2> list_;
8158     _H<NSMutableArray> sources_;
8159     int offset_;
8160
8161     _H<NSString> href_;
8162     _H<UIProgressHUD> hud_;
8163     _H<NSError> error_;
8164
8165     //NSURLConnection *installer_;
8166     NSURLConnection *trivial_;
8167     NSURLConnection *trivial_bz2_;
8168     NSURLConnection *trivial_gz_;
8169     //NSURLConnection *automatic_;
8170
8171     BOOL cydia_;
8172 }
8173
8174 - (id) initWithDatabase:(Database *)database;
8175 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8176
8177 @end
8178
8179 @implementation SourcesController
8180
8181 - (void) _releaseConnection:(NSURLConnection *)connection {
8182     if (connection != nil) {
8183         [connection cancel];
8184         //[connection setDelegate:nil];
8185         [connection release];
8186     }
8187 }
8188
8189 - (void) dealloc {
8190     //[self _releaseConnection:installer_];
8191     [self _releaseConnection:trivial_];
8192     [self _releaseConnection:trivial_gz_];
8193     [self _releaseConnection:trivial_bz2_];
8194     //[self _releaseConnection:automatic_];
8195
8196     [super dealloc];
8197 }
8198
8199 - (NSURL *) navigationURL {
8200     return [NSURL URLWithString:@"cydia://sources"];
8201 }
8202
8203 - (void) viewDidAppear:(BOOL)animated {
8204     [super viewDidAppear:animated];
8205     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8206 }
8207
8208 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8209     return offset_ == 0 ? 1 : 2;
8210 }
8211
8212 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8213     switch (section + (offset_ == 0 ? 1 : 0)) {
8214         case 0: return UCLocalize("ENTERED_BY_USER");
8215         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8216
8217         _nodefault
8218     }
8219 }
8220
8221 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8222     int count = [sources_ count];
8223     switch (section) {
8224         case 0: return (offset_ == 0 ? count : offset_);
8225         case 1: return count - offset_;
8226
8227         _nodefault
8228     }
8229 }
8230
8231 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8232     unsigned idx = 0;
8233     switch (indexPath.section) {
8234         case 0: idx = indexPath.row; break;
8235         case 1: idx = indexPath.row + offset_; break;
8236
8237         _nodefault
8238     }
8239     return [sources_ objectAtIndex:idx];
8240 }
8241
8242 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8243     static NSString *cellIdentifier = @"SourceCell";
8244
8245     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8246     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8247     [cell setSource:[self sourceAtIndexPath:indexPath]];
8248     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8249
8250     return cell;
8251 }
8252
8253 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8254     Source *source = [self sourceAtIndexPath:indexPath];
8255
8256     SourceController *controller = [[[SourceController alloc]
8257         initWithDatabase:database_
8258         source:source
8259     ] autorelease];
8260
8261     [controller setDelegate:delegate_];
8262
8263     [[self navigationController] pushViewController:controller animated:YES];
8264 }
8265
8266 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8267     Source *source = [self sourceAtIndexPath:indexPath];
8268     return [source record] != nil;
8269 }
8270
8271 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8272     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8273         Source *source = [self sourceAtIndexPath:indexPath];
8274         [Sources_ removeObjectForKey:[source key]];
8275         [delegate_ syncData];
8276     }
8277 }
8278
8279 - (void) complete {
8280     [delegate_ addTrivialSource:href_];
8281     [delegate_ syncData];
8282 }
8283
8284 - (NSString *) getWarning {
8285     NSString *href(href_);
8286     NSRange colon([href rangeOfString:@"://"]);
8287     if (colon.location != NSNotFound)
8288         href = [href substringFromIndex:(colon.location + 3)];
8289     href = [href stringByAddingPercentEscapes];
8290     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8291     href = [href stringByCachingURLWithCurrentCDN];
8292
8293     NSURL *url([NSURL URLWithString:href]);
8294
8295     NSStringEncoding encoding;
8296     NSError *error(nil);
8297
8298     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8299         return [warning length] == 0 ? nil : warning;
8300     return nil;
8301 }
8302
8303 - (void) _endConnection:(NSURLConnection *)connection {
8304     // XXX: the memory management in this method is horribly awkward
8305
8306     NSURLConnection **field = NULL;
8307     if (connection == trivial_)
8308         field = &trivial_;
8309     else if (connection == trivial_bz2_)
8310         field = &trivial_bz2_;
8311     else if (connection == trivial_gz_)
8312         field = &trivial_gz_;
8313     _assert(field != NULL);
8314     [connection release];
8315     *field = nil;
8316
8317     if (
8318         trivial_ == nil &&
8319         trivial_bz2_ == nil &&
8320         trivial_gz_ == nil
8321     ) {
8322         [delegate_ releaseNetworkActivityIndicator];
8323
8324         [delegate_ removeProgressHUD:hud_];
8325         hud_ = nil;
8326
8327         bool defer(false);
8328
8329         if (cydia_) {
8330             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8331                 defer = true;
8332
8333                 UIAlertView *alert = [[[UIAlertView alloc]
8334                     initWithTitle:UCLocalize("SOURCE_WARNING")
8335                     message:warning
8336                     delegate:self
8337                     cancelButtonTitle:UCLocalize("CANCEL")
8338                     otherButtonTitles:
8339                         UCLocalize("ADD_ANYWAY"),
8340                     nil
8341                 ] autorelease];
8342
8343                 [alert setContext:@"warning"];
8344                 [alert setNumberOfRows:1];
8345                 [alert show];
8346             } else
8347                 [self complete];
8348         } else if (error_ != nil) {
8349             UIAlertView *alert = [[[UIAlertView alloc]
8350                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8351                 message:[error_ localizedDescription]
8352                 delegate:self
8353                 cancelButtonTitle:UCLocalize("OK")
8354                 otherButtonTitles:nil
8355             ] autorelease];
8356
8357             [alert setContext:@"urlerror"];
8358             [alert show];
8359         } else {
8360             UIAlertView *alert = [[[UIAlertView alloc]
8361                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8362                 message:UCLocalize("NOT_REPOSITORY_EX")
8363                 delegate:self
8364                 cancelButtonTitle:UCLocalize("OK")
8365                 otherButtonTitles:nil
8366             ] autorelease];
8367
8368             [alert setContext:@"trivial"];
8369             [alert show];
8370         }
8371
8372         href_ = nil;
8373         error_ = nil;
8374     }
8375 }
8376
8377 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8378     switch ([response statusCode]) {
8379         case 200:
8380             cydia_ = YES;
8381     }
8382 }
8383
8384 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8385     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8386     error_ = error;
8387     [self _endConnection:connection];
8388 }
8389
8390 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8391     [self _endConnection:connection];
8392 }
8393
8394 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8395     NSURL *url([NSURL URLWithString:href]);
8396
8397     NSMutableURLRequest *request = [NSMutableURLRequest
8398         requestWithURL:url
8399         cachePolicy:NSURLRequestUseProtocolCachePolicy
8400         timeoutInterval:120.0
8401     ];
8402
8403     [request setHTTPMethod:method];
8404
8405     if (Machine_ != NULL)
8406         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8407
8408     if ([url isCydiaSecure]) {
8409         if (UniqueID_ != nil)
8410             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8411     }
8412
8413     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8414 }
8415
8416 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8417     NSString *context([alert context]);
8418
8419     if ([context isEqualToString:@"source"]) {
8420         switch (button) {
8421             case 1: {
8422                 NSString *href = [[alert textField] text];
8423
8424                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8425
8426                 if (![href hasSuffix:@"/"])
8427                     href_ = [href stringByAppendingString:@"/"];
8428                 else
8429                     href_ = href;
8430
8431                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8432                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8433                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8434                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8435
8436                 cydia_ = false;
8437
8438                 // XXX: this is stupid
8439                 hud_ = [delegate_ addProgressHUD];
8440                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8441                 [delegate_ retainNetworkActivityIndicator];
8442             } break;
8443
8444             case 0:
8445             break;
8446
8447             _nodefault
8448         }
8449
8450         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8451     } else if ([context isEqualToString:@"trivial"])
8452         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8453     else if ([context isEqualToString:@"urlerror"])
8454         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8455     else if ([context isEqualToString:@"warning"]) {
8456         switch (button) {
8457             case 1:
8458                 [self complete];
8459             break;
8460
8461             case 0:
8462             break;
8463
8464             _nodefault
8465         }
8466
8467         href_ = nil;
8468
8469         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8470     }
8471 }
8472
8473 - (void) loadView {
8474     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8475
8476     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8477     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8478     [list_ setRowHeight:53];
8479     [(UITableView *) list_ setDataSource:self];
8480     [list_ setDelegate:self];
8481     [[self view] addSubview:list_];
8482 }
8483
8484 - (void) viewDidLoad {
8485     [super viewDidLoad];
8486
8487     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8488     [self updateButtonsForEditingStatus:NO animated:NO];
8489 }
8490
8491 - (void) releaseSubviews {
8492     list_ = nil;
8493
8494     sources_ = nil;
8495
8496     [super releaseSubviews];
8497 }
8498
8499 - (id) initWithDatabase:(Database *)database {
8500     if ((self = [super init]) != nil) {
8501         database_ = database;
8502     } return self;
8503 }
8504
8505 - (void) reloadData {
8506     [super reloadData];
8507
8508     pkgSourceList list;
8509     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8510         return;
8511
8512     sources_ = [NSMutableArray arrayWithCapacity:16];
8513     [sources_ addObjectsFromArray:[database_ sources]];
8514     _trace();
8515     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8516     _trace();
8517
8518     int count([sources_ count]);
8519     offset_ = 0;
8520     for (int i = 0; i != count; i++) {
8521         if ([[sources_ objectAtIndex:i] record] == nil)
8522             break;
8523         offset_++;
8524     }
8525
8526     [list_ setEditing:NO];
8527     [self updateButtonsForEditingStatus:NO animated:NO];
8528     [list_ reloadData];
8529 }
8530
8531 - (void) showAddSourcePrompt {
8532     UIAlertView *alert = [[[UIAlertView alloc]
8533         initWithTitle:UCLocalize("ENTER_APT_URL")
8534         message:nil
8535         delegate:self
8536         cancelButtonTitle:UCLocalize("CANCEL")
8537         otherButtonTitles:
8538             UCLocalize("ADD_SOURCE"),
8539         nil
8540     ] autorelease];
8541
8542     [alert setContext:@"source"];
8543
8544     [alert setNumberOfRows:1];
8545     [alert addTextFieldWithValue:@"http://" label:@""];
8546
8547     UITextInputTraits *traits = [[alert textField] textInputTraits];
8548     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8549     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8550     [traits setKeyboardType:UIKeyboardTypeURL];
8551     // XXX: UIReturnKeyDone
8552     [traits setReturnKeyType:UIReturnKeyNext];
8553
8554     [alert show];
8555 }
8556
8557 - (void) addButtonClicked {
8558     [self showAddSourcePrompt];
8559 }
8560
8561 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8562     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8563         initWithTitle:UCLocalize("ADD")
8564         style:UIBarButtonItemStylePlain
8565         target:self
8566         action:@selector(addButtonClicked)
8567     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8568
8569     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8570         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8571         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8572         target:self
8573         action:@selector(editButtonClicked)
8574     ] autorelease] animated:animated];
8575
8576     if (IsWildcat_ && !editing)
8577         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8578             initWithTitle:UCLocalize("SETTINGS")
8579             style:UIBarButtonItemStylePlain
8580             target:self
8581             action:@selector(settingsButtonClicked)
8582         ] autorelease]];
8583 }
8584
8585 - (void) settingsButtonClicked {
8586     [delegate_ showSettings];
8587 }
8588
8589 - (void) editButtonClicked {
8590     [list_ setEditing:![list_ isEditing] animated:YES];
8591
8592     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8593 }
8594
8595 @end
8596 /* }}} */
8597
8598 /* Settings Controller {{{ */
8599 @interface SettingsController : CyteViewController <
8600     UITableViewDataSource,
8601     UITableViewDelegate
8602 > {
8603     _transient Database *database_;
8604     // XXX: ok, "roledelegate_"?...
8605     _transient id roledelegate_;
8606     _H<UITableView, 2> table_;
8607     _H<UISegmentedControl> segment_;
8608     _H<UIView> container_;
8609 }
8610
8611 - (void) showDoneButton;
8612 - (void) resizeSegmentedControl;
8613
8614 @end
8615
8616 @implementation SettingsController
8617
8618 - (void) loadView {
8619     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8620
8621     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8622     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8623     [table_ setDelegate:self];
8624     [(UITableView *) table_ setDataSource:self];
8625     [[self view] addSubview:table_];
8626
8627     NSArray *items = [NSArray arrayWithObjects:
8628         UCLocalize("USER"),
8629         UCLocalize("HACKER"),
8630         UCLocalize("DEVELOPER"),
8631     nil];
8632     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8633     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8634     [container_ addSubview:segment_];
8635 }
8636
8637 - (void) viewDidLoad {
8638     [super viewDidLoad];
8639
8640     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8641
8642     int index = -1;
8643     if ([Role_ isEqualToString:@"User"]) index = 0;
8644     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8645     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8646     if (index != -1) {
8647         [segment_ setSelectedSegmentIndex:index];
8648         [self showDoneButton];
8649     }
8650
8651     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8652     [self resizeSegmentedControl];
8653 }
8654
8655 - (void) releaseSubviews {
8656     table_ = nil;
8657     segment_ = nil;
8658     container_ = nil;
8659
8660     [super releaseSubviews];
8661 }
8662
8663 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8664     if ((self = [super init]) != nil) {
8665         database_ = database;
8666         roledelegate_ = delegate;
8667     } return self;
8668 }
8669
8670 - (void) resizeSegmentedControl {
8671     CGFloat width = [[self view] frame].size.width;
8672     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8673 }
8674
8675 - (void) viewWillAppear:(BOOL)animated {
8676     [super viewWillAppear:animated];
8677
8678     [self resizeSegmentedControl];
8679 }
8680
8681 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8682     [self resizeSegmentedControl];
8683 }
8684
8685 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8686     [self resizeSegmentedControl];
8687 }
8688
8689 - (void) save {
8690     NSString *role(nil);
8691
8692     switch ([segment_ selectedSegmentIndex]) {
8693         case 0: role = @"User"; break;
8694         case 1: role = @"Hacker"; break;
8695         case 2: role = @"Developer"; break;
8696
8697         _nodefault
8698     }
8699
8700     if (![role isEqualToString:Role_]) {
8701         bool rolling(Role_ == nil);
8702         Role_ = role;
8703
8704         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8705             Role_, @"Role",
8706         nil];
8707
8708         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8709         Changed_ = true;
8710
8711         if (rolling)
8712             [roledelegate_ loadData];
8713         else
8714             [roledelegate_ updateData];
8715     }
8716 }
8717
8718 - (void) segmentChanged:(UISegmentedControl *)control {
8719     [self showDoneButton];
8720 }
8721
8722 - (void) saveAndClose {
8723     [self save];
8724
8725     [[self navigationItem] setRightBarButtonItem:nil];
8726     [[self navigationController] dismissModalViewControllerAnimated:YES];
8727 }
8728
8729 - (void) doneButtonClicked {
8730     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8731     [spinner startAnimating];
8732     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8733     [[self navigationItem] setRightBarButtonItem:spinItem];
8734
8735     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8736 }
8737
8738 - (void) showDoneButton {
8739     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8740         initWithTitle:UCLocalize("DONE")
8741         style:UIBarButtonItemStyleDone
8742         target:self
8743         action:@selector(doneButtonClicked)
8744     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8745 }
8746
8747 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8748     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8749     return 6;
8750 }
8751
8752 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8753     return 0; // :(
8754 }
8755
8756 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8757     return nil; // This method is required by the protocol.
8758 }
8759
8760 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8761     if (section == 1)
8762         return UCLocalize("ROLE_EX");
8763     if (section == 4)
8764         return [NSString stringWithFormat:
8765             @"%@: %@\n%@: %@\n%@: %@",
8766             UCLocalize("USER"), UCLocalize("USER_EX"),
8767             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8768             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8769         ];
8770     else return nil;
8771 }
8772
8773 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8774     return section == 3 ? 44.0f : 0;
8775 }
8776
8777 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8778     return section == 3 ? container_ : nil;
8779 }
8780
8781 - (void) reloadData {
8782     [super reloadData];
8783
8784     [table_ reloadData];
8785 }
8786
8787 @end
8788 /* }}} */
8789 /* Stash Controller {{{ */
8790 @interface StashController : CyteViewController {
8791     _H<UIActivityIndicatorView> spinner_;
8792     _H<UILabel> status_;
8793     _H<UILabel> caption_;
8794 }
8795
8796 @end
8797
8798 @implementation StashController
8799
8800 - (void) loadView {
8801     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8802     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8803
8804     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8805     CGRect spinrect = [spinner_ frame];
8806     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8807     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8808     [spinner_ setFrame:spinrect];
8809     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8810     [[self view] addSubview:spinner_];
8811     [spinner_ startAnimating];
8812
8813     CGRect captrect;
8814     captrect.size.width = [[self view] frame].size.width;
8815     captrect.size.height = 40.0f;
8816     captrect.origin.x = 0;
8817     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8818     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8819     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8820     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8821     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8822     [caption_ setTextColor:[UIColor whiteColor]];
8823     [caption_ setBackgroundColor:[UIColor clearColor]];
8824     [caption_ setShadowColor:[UIColor blackColor]];
8825     [caption_ setTextAlignment:UITextAlignmentCenter];
8826     [[self view] addSubview:caption_];
8827
8828     CGRect statusrect;
8829     statusrect.size.width = [[self view] frame].size.width;
8830     statusrect.size.height = 30.0f;
8831     statusrect.origin.x = 0;
8832     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8833     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8834     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8835     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8836     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8837     [status_ setTextColor:[UIColor whiteColor]];
8838     [status_ setBackgroundColor:[UIColor clearColor]];
8839     [status_ setShadowColor:[UIColor blackColor]];
8840     [status_ setTextAlignment:UITextAlignmentCenter];
8841     [[self view] addSubview:status_];
8842 }
8843
8844 - (void) releaseSubviews {
8845     spinner_ = nil;
8846     status_ = nil;
8847     caption_ = nil;
8848
8849     [super releaseSubviews];
8850 }
8851
8852 @end
8853 /* }}} */
8854
8855 @interface CYURLCache : SDURLCache {
8856 }
8857
8858 @end
8859
8860 @implementation CYURLCache
8861
8862 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8863 #if !ForRelease
8864     if (false);
8865     else if ([event isEqualToString:@"no-cache"])
8866         event = @"!!!";
8867     else if ([event isEqualToString:@"store"])
8868         event = @">>>";
8869     else if ([event isEqualToString:@"invalid"])
8870         event = @"???";
8871     else if ([event isEqualToString:@"memory"])
8872         event = @"mem";
8873     else if ([event isEqualToString:@"disk"])
8874         event = @"ssd";
8875     else if ([event isEqualToString:@"miss"])
8876         event = @"---";
8877
8878     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8879 #endif
8880 }
8881
8882 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8883     if (NSURLResponse *response = [cached response])
8884         if (NSString *mime = [response MIMEType])
8885             if ([mime isEqualToString:@"text/cache-manifest"]) {
8886                 NSURL *url([response URL]);
8887
8888 #if !ForRelease
8889                 NSLog(@"###: %@", [url absoluteString]);
8890 #endif
8891
8892                 @synchronized (HostConfig_) {
8893                     [CachedURLs_ addObject:url];
8894                 }
8895             }
8896
8897     [super storeCachedResponse:cached forRequest:request];
8898 }
8899
8900 @end
8901
8902 @interface Cydia : UIApplication <
8903     ConfirmationControllerDelegate,
8904     DatabaseDelegate,
8905     CydiaDelegate,
8906     UINavigationControllerDelegate,
8907     UITabBarControllerDelegate
8908 > {
8909     _H<UIWindow> window_;
8910     _H<CYTabBarController> tabbar_;
8911     _H<CydiaLoadingViewController> emulated_;
8912
8913     _H<NSMutableArray> essential_;
8914     _H<NSMutableArray> broken_;
8915
8916     Database *database_;
8917
8918     _H<NSURL> starturl_;
8919
8920     unsigned locked_;
8921     unsigned activity_;
8922
8923     _H<StashController> stash_;
8924
8925     bool loaded_;
8926 }
8927
8928 - (void) loadData;
8929
8930 @end
8931
8932 @implementation Cydia
8933
8934 - (void) beginUpdate {
8935     [tabbar_ beginUpdate];
8936 }
8937
8938 - (BOOL) updating {
8939     return [tabbar_ updating];
8940 }
8941
8942 - (void) _loaded {
8943     if ([broken_ count] != 0) {
8944         int count = [broken_ count];
8945
8946         UIAlertView *alert = [[[UIAlertView alloc]
8947             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8948             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8949             delegate:self
8950             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8951             otherButtonTitles:
8952                 UCLocalize("TEMPORARY_IGNORE"),
8953             nil
8954         ] autorelease];
8955
8956         [alert setContext:@"fixhalf"];
8957         [alert setNumberOfRows:2];
8958         [alert show];
8959     } else if (!Ignored_ && [essential_ count] != 0) {
8960         int count = [essential_ count];
8961
8962         UIAlertView *alert = [[[UIAlertView alloc]
8963             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8964             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8965             delegate:self
8966             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8967             otherButtonTitles:
8968                 UCLocalize("UPGRADE_ESSENTIAL"),
8969                 UCLocalize("COMPLETE_UPGRADE"),
8970             nil
8971         ] autorelease];
8972
8973         [alert setContext:@"upgrade"];
8974         [alert show];
8975     }
8976 }
8977
8978 - (void) returnToCydia {
8979     [self _loaded];
8980 }
8981
8982 - (void) _saveConfig {
8983     _trace();
8984     MetaFile_.Sync();
8985     _trace();
8986
8987     if (Changed_) {
8988         NSString *error(nil);
8989
8990         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8991             _trace();
8992             NSError *error(nil);
8993             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8994                 NSLog(@"failure to save metadata data: %@", error);
8995             _trace();
8996
8997             Changed_ = false;
8998         } else {
8999             NSLog(@"failure to serialize metadata: %@", error);
9000         }
9001     }
9002
9003     WriteSources();
9004 }
9005
9006 // Navigation controller for the queuing badge.
9007 - (UINavigationController *) queueNavigationController {
9008     NSArray *controllers = [tabbar_ viewControllers];
9009     return [controllers objectAtIndex:3];
9010 }
9011
9012 - (void) unloadData {
9013     [tabbar_ unloadData];
9014 }
9015
9016 - (void) _updateData {
9017     [self _saveConfig];
9018     [self unloadData];
9019
9020     UINavigationController *navigation = [self queueNavigationController];
9021
9022     id queuedelegate = nil;
9023     if ([[navigation viewControllers] count] > 0)
9024         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9025
9026     [queuedelegate queueStatusDidChange];
9027     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9028 }
9029
9030 - (void) _refreshIfPossible:(NSDate *)update {
9031     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9032
9033     bool recently = false;
9034     if (update != nil) {
9035         NSTimeInterval interval([update timeIntervalSinceNow]);
9036         if (interval <= 0 && interval > -(15*60))
9037             recently = true;
9038     }
9039
9040     // Don't automatic refresh if:
9041     //  - We already refreshed recently.
9042     //  - We already auto-refreshed this launch.
9043     //  - Auto-refresh is disabled.
9044     if (recently || loaded_ || ManualRefresh) {
9045         // If we are cancelling, we need to make sure it knows it's already loaded.
9046         loaded_ = true;
9047
9048         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9049     } else {
9050         // We are going to load, so remember that.
9051         loaded_ = true;
9052
9053         SCNetworkReachabilityFlags flags; {
9054             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9055             SCNetworkReachabilityGetFlags(reachability, &flags);
9056             CFRelease(reachability);
9057         }
9058
9059         // XXX: this elaborate mess is what Apple is using to determine this? :(
9060         // XXX: do we care if the user has to intervene? maybe that's ok?
9061         bool reachable(
9062             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9063                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9064                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9065                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9066                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9067                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9068             )
9069         );
9070
9071         // If we can reach the server, auto-refresh!
9072         if (reachable)
9073             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9074     }
9075
9076     [pool release];
9077 }
9078
9079 - (void) refreshIfPossible {
9080     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9081 }
9082
9083 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9084 @synchronized (self) {
9085     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9086     [hud setText:UCLocalize("RELOADING_DATA")];
9087
9088     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9089
9090     if (hud != nil)
9091         [self removeProgressHUD:hud];
9092
9093     size_t changes(0);
9094
9095     [essential_ removeAllObjects];
9096     [broken_ removeAllObjects];
9097
9098     NSArray *packages([database_ packages]);
9099     for (Package *package in packages) {
9100         if ([package half])
9101             [broken_ addObject:package];
9102         if ([package upgradableAndEssential:NO]) {
9103             if ([package essential])
9104                 [essential_ addObject:package];
9105             ++changes;
9106         }
9107     }
9108
9109     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9110     if (changes != 0) {
9111         _trace();
9112         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9113         [changesItem setBadgeValue:badge];
9114         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9115         [self setApplicationIconBadgeNumber:changes];
9116     } else {
9117         _trace();
9118         [changesItem setBadgeValue:nil];
9119         [changesItem setAnimatedBadge:NO];
9120         [self setApplicationIconBadgeNumber:0];
9121     }
9122
9123     [self _updateData];
9124 } }
9125
9126 - (void) updateData {
9127     [self _updateData];
9128 }
9129
9130 - (void) update_ {
9131     [database_ update];
9132     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9133 }
9134
9135 - (void) disemulate {
9136     if (emulated_ == nil)
9137         return;
9138
9139     [window_ addSubview:[tabbar_ view]];
9140     [[emulated_ view] removeFromSuperview];
9141     emulated_ = nil;
9142     [window_ setUserInteractionEnabled:YES];
9143 }
9144
9145 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9146     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9147     if (IsWildcat_)
9148         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9149
9150     UIViewController *parent;
9151     if (emulated_ == nil)
9152         parent = tabbar_;
9153     else if (!force)
9154         parent = emulated_;
9155     else {
9156         [self disemulate];
9157         parent = tabbar_;
9158     }
9159
9160     [parent presentModalViewController:navigation animated:YES];
9161 }
9162
9163 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9164     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9165
9166     if (navigation != nil)
9167         [navigation pushViewController:progress animated:YES];
9168     else
9169         [self presentModalViewController:progress force:YES];
9170
9171     [progress invoke:invocation withTitle:title];
9172     return progress;
9173 }
9174
9175 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9176     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9177 }
9178
9179 - (void) repairWithInvocation:(NSInvocation *)invocation {
9180     _trace();
9181     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9182     _trace();
9183 }
9184
9185 - (void) repairWithSelector:(SEL)selector {
9186     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9187 }
9188
9189 - (void) reloadData {
9190     [self reloadDataWithInvocation:nil];
9191     if ([database_ progressDelegate] == nil)
9192         [self _loaded];
9193 }
9194
9195 - (void) syncData {
9196     [self _saveConfig];
9197     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9198 }
9199
9200 - (void) addSource:(NSDictionary *) source {
9201     AddSource(source);
9202 }
9203
9204 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9205     AddSource(href, distribution, sections);
9206 }
9207
9208 - (void) addTrivialSource:(NSString *)href {
9209     AddSource(href, @"./");
9210 }
9211
9212 - (void) updateValues {
9213     Changed_ = true;
9214 }
9215
9216 - (void) resolve {
9217     pkgProblemResolver *resolver = [database_ resolver];
9218
9219     resolver->InstallProtect();
9220     if (!resolver->Resolve(true))
9221         _error->Discard();
9222 }
9223
9224 - (bool) perform {
9225     // XXX: this is a really crappy way of doing this.
9226     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9227     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9228     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9229     if ([tabbar_ updating])
9230         [tabbar_ cancelUpdate];
9231
9232     if (![database_ prepare])
9233         return false;
9234
9235     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9236     [page setDelegate:self];
9237     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9238
9239     if (IsWildcat_)
9240         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9241     [tabbar_ presentModalViewController:confirm_ animated:YES];
9242
9243     return true;
9244 }
9245
9246 - (void) queue {
9247     @synchronized (self) {
9248         [self perform];
9249     }
9250 }
9251
9252 - (void) clearPackage:(Package *)package {
9253     @synchronized (self) {
9254         [package clear];
9255         [self resolve];
9256         [self perform];
9257     }
9258 }
9259
9260 - (void) installPackages:(NSArray *)packages {
9261     @synchronized (self) {
9262         for (Package *package in packages)
9263             [package install];
9264         [self resolve];
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) installPackage:(Package *)package {
9270     @synchronized (self) {
9271         [package install];
9272         [self resolve];
9273         [self perform];
9274     }
9275 }
9276
9277 - (void) removePackage:(Package *)package {
9278     @synchronized (self) {
9279         [package remove];
9280         [self resolve];
9281         [self perform];
9282     }
9283 }
9284
9285 - (void) distUpgrade {
9286     @synchronized (self) {
9287         if (![database_ upgrade])
9288             return;
9289         [self perform];
9290     }
9291 }
9292
9293 - (void) perform_ {
9294     [database_ perform];
9295     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9296 }
9297
9298 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9299     Queuing_ = false;
9300     ++locked_;
9301     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9302     --locked_;
9303     [self refreshIfPossible];
9304 }
9305
9306 - (void) showSettings {
9307     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9308 }
9309
9310 - (void) retainNetworkActivityIndicator {
9311     if (activity_++ == 0)
9312         [self setNetworkActivityIndicatorVisible:YES];
9313
9314 #if TraceLogging
9315     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9316 #endif
9317 }
9318
9319 - (void) releaseNetworkActivityIndicator {
9320     if (--activity_ == 0)
9321         [self setNetworkActivityIndicatorVisible:NO];
9322
9323 #if TraceLogging
9324     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9325 #endif
9326
9327 }
9328
9329 - (void) cancelAndClear:(bool)clear {
9330     @synchronized (self) {
9331         if (clear) {
9332             [database_ clear];
9333             Queuing_ = false;
9334         } else {
9335             Queuing_ = true;
9336         }
9337
9338         [self _updateData];
9339     }
9340 }
9341
9342 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9343     NSString *context([alert context]);
9344
9345     if ([context isEqualToString:@"conffile"]) {
9346         FILE *input = [database_ input];
9347         if (button == [alert cancelButtonIndex])
9348             fprintf(input, "N\n");
9349         else if (button == [alert firstOtherButtonIndex])
9350             fprintf(input, "Y\n");
9351         fflush(input);
9352
9353         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9354     } else if ([context isEqualToString:@"fixhalf"]) {
9355         if (button == [alert cancelButtonIndex]) {
9356             @synchronized (self) {
9357                 for (Package *broken in (id) broken_) {
9358                     [broken remove];
9359
9360                     NSString *id = [broken id];
9361                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9362                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9363                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9364                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9365                 }
9366
9367                 [self resolve];
9368                 [self perform];
9369             }
9370         } else if (button == [alert firstOtherButtonIndex]) {
9371             [broken_ removeAllObjects];
9372             [self _loaded];
9373         }
9374
9375         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9376     } else if ([context isEqualToString:@"upgrade"]) {
9377         if (button == [alert firstOtherButtonIndex]) {
9378             @synchronized (self) {
9379                 for (Package *essential in (id) essential_)
9380                     [essential install];
9381
9382                 [self resolve];
9383                 [self perform];
9384             }
9385         } else if (button == [alert firstOtherButtonIndex] + 1) {
9386             [self distUpgrade];
9387         } else if (button == [alert cancelButtonIndex]) {
9388             Ignored_ = YES;
9389         }
9390
9391         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9392     }
9393 }
9394
9395 - (void) system:(NSString *)command {
9396     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9397
9398     _trace();
9399     system([command UTF8String]);
9400     _trace();
9401
9402     [pool release];
9403 }
9404
9405 - (void) applicationWillSuspend {
9406     [database_ clean];
9407     [super applicationWillSuspend];
9408 }
9409
9410 - (BOOL) isSafeToSuspend {
9411     if (locked_ != 0) {
9412 #if !ForRelease
9413         NSLog(@"isSafeToSuspend: locked_ != 0");
9414 #endif
9415         return false;
9416     }
9417
9418     // Use external process status API internally.
9419     // This is probably a really bad idea.
9420     // XXX: what is the point of this? does this solve anything at all?
9421     uint64_t status = 0;
9422     int notify_token;
9423     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9424         notify_get_state(notify_token, &status);
9425         notify_cancel(notify_token);
9426     }
9427
9428     if (status != 0) {
9429 #if !ForRelease
9430         NSLog(@"isSafeToSuspend: status != 0");
9431 #endif
9432         return false;
9433     }
9434
9435 #if !ForRelease
9436     NSLog(@"isSafeToSuspend: -> true");
9437 #endif
9438     return true;
9439 }
9440
9441 - (void) applicationSuspend:(__GSEvent *)event {
9442     if ([self isSafeToSuspend])
9443         [super applicationSuspend:event];
9444 }
9445
9446 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9447     if ([self isSafeToSuspend])
9448         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9449 }
9450
9451 - (void) _setSuspended:(BOOL)value {
9452     if ([self isSafeToSuspend])
9453         [super _setSuspended:value];
9454 }
9455
9456 - (UIProgressHUD *) addProgressHUD {
9457     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9458     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9459
9460     [window_ setUserInteractionEnabled:NO];
9461
9462     UIViewController *target(tabbar_);
9463     if (UIViewController *modal = [target modalViewController])
9464         target = modal;
9465
9466     UIView *view([target view]);
9467     [view addSubview:hud];
9468
9469     [hud showInView:[tabbar_ view]];
9470
9471     ++locked_;
9472     return hud;
9473 }
9474
9475 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9476     --locked_;
9477     [hud hide];
9478     [hud removeFromSuperview];
9479     [window_ setUserInteractionEnabled:YES];
9480 }
9481
9482 - (CyteViewController *) pageForPackage:(NSString *)name {
9483     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9484 }
9485
9486 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9487     NSString *scheme([[url scheme] lowercaseString]);
9488     if ([[url absoluteString] length] <= [scheme length] + 3)
9489         return nil;
9490     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9491     NSArray *components([path pathComponents]);
9492
9493     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9494         return [self pageForPackage:[components objectAtIndex:1]];
9495
9496     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9497         return nil;
9498
9499     NSString *base([components objectAtIndex:0]);
9500
9501     CyteViewController *controller = nil;
9502
9503     if ([base isEqualToString:@"url"]) {
9504         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9505         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9506         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9507     } else if (!external && [components count] == 1) {
9508         if ([base isEqualToString:@"manage"]) {
9509             controller = [[[ManageController alloc] init] autorelease];
9510         }
9511
9512         if ([base isEqualToString:@"sources"]) {
9513             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9514         }
9515
9516         if ([base isEqualToString:@"home"]) {
9517             controller = [[[HomeController alloc] init] autorelease];
9518         }
9519
9520         if ([base isEqualToString:@"sections"]) {
9521             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9522         }
9523
9524         if ([base isEqualToString:@"search"]) {
9525             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9526         }
9527
9528         if ([base isEqualToString:@"changes"]) {
9529             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9530         }
9531
9532         if ([base isEqualToString:@"installed"]) {
9533             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9534         }
9535     } else if ([components count] == 2) {
9536         NSString *argument = [components objectAtIndex:1];
9537
9538         if ([base isEqualToString:@"package"]) {
9539             controller = [self pageForPackage:argument];
9540         }
9541
9542         if (!external && [base isEqualToString:@"search"]) {
9543             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9544         }
9545
9546         if (!external && [base isEqualToString:@"sections"]) {
9547             if ([argument isEqualToString:@"all"])
9548                 argument = nil;
9549             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9550         }
9551
9552         if (!external && [base isEqualToString:@"sources"]) {
9553             if ([argument isEqualToString:@"add"]) {
9554                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9555                 [(SourcesController *)controller showAddSourcePrompt];
9556             } else {
9557                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9558                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9559             }
9560         }
9561
9562         if (!external && [base isEqualToString:@"launch"]) {
9563             [self launchApplicationWithIdentifier:argument suspended:NO];
9564             return nil;
9565         }
9566     } else if (!external && [components count] == 3) {
9567         NSString *arg1 = [components objectAtIndex:1];
9568         NSString *arg2 = [components objectAtIndex:2];
9569
9570         if ([base isEqualToString:@"package"]) {
9571             if ([arg2 isEqualToString:@"settings"]) {
9572                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9573             } else if ([arg2 isEqualToString:@"files"]) {
9574                 if (Package *package = [database_ packageWithName:arg1]) {
9575                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9576                     [(FileTable *)controller setPackage:package];
9577                 }
9578             }
9579         }
9580     }
9581
9582     [controller setDelegate:self];
9583     return controller;
9584 }
9585
9586 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9587     CyteViewController *page([self pageForURL:url forExternal:external]);
9588
9589     if (page != nil) {
9590         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9591         [nav setViewControllers:[NSArray arrayWithObject:page]];
9592         [tabbar_ setUnselectedViewController:nav];
9593     }
9594
9595     return page != nil;
9596 }
9597
9598 - (void) applicationOpenURL:(NSURL *)url {
9599     [super applicationOpenURL:url];
9600
9601     if (!loaded_)
9602         starturl_ = url;
9603     else
9604         [self openCydiaURL:url forExternal:YES];
9605 }
9606
9607 - (void) applicationWillResignActive:(UIApplication *)application {
9608     // Stop refreshing if you get a phone call or lock the device.
9609     if ([tabbar_ updating])
9610         [tabbar_ cancelUpdate];
9611
9612     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9613         [super applicationWillResignActive:application];
9614 }
9615
9616 - (void) saveState {
9617     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9618     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9619     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9620     Changed_ = true;
9621
9622     [self _saveConfig];
9623 }
9624
9625 - (void) applicationWillTerminate:(UIApplication *)application {
9626     [self saveState];
9627 }
9628
9629 - (void) setConfigurationData:(NSString *)data {
9630     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9631
9632     if (!conffile_r(data)) {
9633         lprintf("E:invalid conffile\n");
9634         return;
9635     }
9636
9637     NSString *ofile = conffile_r[1];
9638     //NSString *nfile = conffile_r[2];
9639
9640     UIAlertView *alert = [[[UIAlertView alloc]
9641         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9642         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9643         delegate:self
9644         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9645         otherButtonTitles:
9646             UCLocalize("ACCEPT_NEW_COPY"),
9647             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9648         nil
9649     ] autorelease];
9650
9651     [alert setContext:@"conffile"];
9652     [alert setNumberOfRows:2];
9653     [alert show];
9654 }
9655
9656 - (void) addStashController {
9657     ++locked_;
9658     stash_ = [[[StashController alloc] init] autorelease];
9659     [window_ addSubview:[stash_ view]];
9660 }
9661
9662 - (void) removeStashController {
9663     [[stash_ view] removeFromSuperview];
9664     stash_ = nil;
9665     --locked_;
9666 }
9667
9668 - (void) stash {
9669     [self setIdleTimerDisabled:YES];
9670
9671     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9672     UpdateExternalStatus(1);
9673     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9674     UpdateExternalStatus(0);
9675
9676     [self removeStashController];
9677
9678     if (ExecFork() == 0) {
9679         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9680         perror("launchctl stop");
9681     }
9682 }
9683
9684 - (void) setupViewControllers {
9685     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9686
9687     NSMutableArray *items([NSMutableArray arrayWithObjects:
9688         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9689         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9690         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9691         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9692     nil]);
9693
9694     if (IsWildcat_) {
9695         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9696         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9697     } else {
9698         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9699     }
9700
9701     NSMutableArray *controllers([NSMutableArray array]);
9702     for (UITabBarItem *item in items) {
9703         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9704         [controller setTabBarItem:item];
9705         [controllers addObject:controller];
9706     }
9707     [tabbar_ setViewControllers:controllers];
9708
9709     [tabbar_ setUpdateDelegate:self];
9710 }
9711
9712 - (void) _sendMemoryWarningNotification {
9713     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9714 }
9715
9716 - (void) _sendMemoryWarningNotifications {
9717     while (true) {
9718         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9719         usleep(250000);
9720     }
9721 }
9722
9723 - (void) applicationDidFinishLaunching:(id)unused {
9724     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9725
9726 _trace();
9727     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9728         [self setApplicationSupportsShakeToEdit:NO];
9729
9730     @synchronized (HostConfig_) {
9731         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9732     }
9733
9734     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9735         initWithMemoryCapacity:524288
9736         diskCapacity:10485760
9737         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9738     ] autorelease]];
9739
9740     [CydiaWebViewController _initialize];
9741
9742     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9743
9744     // this would disallow http{,s} URLs from accessing this data
9745     //[WebView registerURLSchemeAsLocal:@"cydia"];
9746
9747     Font12_ = [UIFont systemFontOfSize:12];
9748     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9749     Font14_ = [UIFont systemFontOfSize:14];
9750     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9751     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9752
9753     essential_ = [NSMutableArray arrayWithCapacity:4];
9754     broken_ = [NSMutableArray arrayWithCapacity:4];
9755
9756     // XXX: I really need this thing... like, seriously... I'm sorry
9757     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9758
9759     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9760     [window_ orderFront:self];
9761     [window_ makeKey:self];
9762     [window_ setHidden:NO];
9763
9764     if (
9765         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9766         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9767         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9768         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9769         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9770         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9771         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9772         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9773         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9774         false
9775     ) {
9776         [self addStashController];
9777         // XXX: this would be much cleaner as a yieldToSelector:
9778         // that way the removeStashController could happen right here inline
9779         // we also could no longer require the useless stash_ field anymore
9780         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9781         return;
9782     }
9783
9784     database_ = [Database sharedInstance];
9785     [database_ setDelegate:self];
9786
9787     [window_ setUserInteractionEnabled:NO];
9788     [self setupViewControllers];
9789
9790     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9791     [window_ addSubview:[emulated_ view]];
9792
9793     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9794 _trace();
9795 }
9796
9797 - (NSArray *) defaultStartPages {
9798     NSMutableArray *standard = [NSMutableArray array];
9799     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9800     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9801     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9802     if (!IsWildcat_) {
9803         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9804     } else {
9805         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9806         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9807     }
9808     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9809     return standard;
9810 }
9811
9812 - (void) loadData {
9813 _trace();
9814     if (Role_ == nil) {
9815         [window_ setUserInteractionEnabled:YES];
9816         [self showSettings];
9817         return;
9818     } else {
9819         if ([emulated_ modalViewController] != nil)
9820             [emulated_ dismissModalViewControllerAnimated:YES];
9821         [window_ setUserInteractionEnabled:NO];
9822     }
9823
9824     [self reloadDataWithInvocation:nil];
9825     [self refreshIfPossible];
9826     PrintTimes();
9827
9828     [self disemulate];
9829
9830     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9831     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9832     int standardIndex = 0;
9833     NSArray *standard = [self defaultStartPages];
9834
9835     BOOL valid = YES;
9836
9837     if (saved == nil)
9838         valid = NO;
9839
9840     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9841     if (valid && closed != nil) {
9842         NSTimeInterval interval([closed timeIntervalSinceNow]);
9843         // XXX: Is 15 minutes the optimal time here?
9844         if (interval > 0 && interval <= -(15*60))
9845             valid = NO;
9846     }
9847
9848     if (valid && [saved count] != [standard count])
9849         valid = NO;
9850
9851     if (valid) {
9852         for (unsigned int i = 0; i < [standard count]; i++) {
9853             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9854             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9855             //      but it's good enough for now.
9856             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9857                 valid = NO;
9858                 break;
9859             }
9860         }
9861     }
9862
9863     NSArray *items = nil;
9864     if (valid) {
9865         [tabbar_ setSelectedIndex:savedIndex];
9866         items = saved;
9867     } else {
9868         [tabbar_ setSelectedIndex:standardIndex];
9869         items = standard;
9870     }
9871
9872     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9873         NSArray *stack = [items objectAtIndex:tab];
9874         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9875         NSMutableArray *current = [NSMutableArray array];
9876
9877         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9878             NSString *addr = [stack objectAtIndex:nav];
9879             NSURL *url = [NSURL URLWithString:addr];
9880             CyteViewController *page = [self pageForURL:url forExternal:NO];
9881             if (page != nil)
9882                 [current addObject:page];
9883         }
9884
9885         [navigation setViewControllers:current];
9886     }
9887
9888     // (Try to) show the startup URL.
9889     if (starturl_ != nil) {
9890         [self openCydiaURL:starturl_ forExternal:NO];
9891         starturl_ = nil;
9892     }
9893 }
9894
9895 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9896     if (item != nil && IsWildcat_) {
9897         [sheet showFromBarButtonItem:item animated:YES];
9898     } else {
9899         [sheet showInView:window_];
9900     }
9901 }
9902
9903 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9904     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9905     [progress setTitle:task];
9906     [progress addProgressEvent:event];
9907 }
9908
9909 - (void) addProgressEventForTask:(NSArray *)data {
9910     CydiaProgressEvent *event([data objectAtIndex:0]);
9911     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9912     [self addProgressEvent:event forTask:task];
9913 }
9914
9915 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9916     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9917 }
9918
9919 @end
9920
9921 /*IMP alloc_;
9922 id Alloc_(id self, SEL selector) {
9923     id object = alloc_(self, selector);
9924     lprintf("[%s]A-%p\n", self->isa->name, object);
9925     return object;
9926 }*/
9927
9928 /*IMP dealloc_;
9929 id Dealloc_(id self, SEL selector) {
9930     id object = dealloc_(self, selector);
9931     lprintf("[%s]D-%p\n", self->isa->name, object);
9932     return object;
9933 }*/
9934
9935 Class $WebDefaultUIKitDelegate;
9936
9937 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9938     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9939         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9940     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9941 }
9942
9943 static NSSet *MobilizedFiles_;
9944
9945 static NSURL *MobilizeURL(NSURL *url) {
9946     NSString *path([url path]);
9947     if ([path hasPrefix:@"/var/root/"]) {
9948         NSString *file([path substringFromIndex:10]);
9949         if ([MobilizedFiles_ containsObject:file])
9950             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9951     }
9952
9953     return url;
9954 }
9955
9956 Class $CFXPreferencesPropertyListSource;
9957 @class CFXPreferencesPropertyListSource;
9958
9959 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9960     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9961     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9962     url = MobilizeURL(url);
9963     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9964     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9965     url = old;
9966     [pool release];
9967     return value;
9968 }
9969
9970 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9971     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9972     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9973     url = MobilizeURL(url);
9974     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9975     //NSLog(@"%@ %@", [url absoluteString], value);
9976     url = old;
9977     [pool release];
9978     return value;
9979 }
9980
9981 Class $NSURLConnection;
9982
9983 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9984     NSMutableURLRequest *copy([request mutableCopy]);
9985
9986     NSURL *url([copy URL]);
9987
9988     NSString *href([url absoluteString]);
9989     NSString *host([url host]);
9990     NSString *scheme([[url scheme] lowercaseString]);
9991
9992     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9993
9994     @synchronized (HostConfig_) {
9995         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9996             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9997                 [copy setHTTPShouldUsePipelining:YES];
9998
9999         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10000             if ([control isEqualToString:@"max-age=0"])
10001                 if ([CachedURLs_ containsObject:href]) {
10002 #if !ForRelease
10003                     NSLog(@"~~~: %@", href);
10004 #endif
10005
10006                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10007
10008                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10009                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10010                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10011                 }
10012     }
10013
10014     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10015     } return self;
10016 }
10017
10018 int main(int argc, char *argv[]) {
10019     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10020
10021     _trace();
10022
10023     UpdateExternalStatus(0);
10024
10025     if (Class $UIDevice = objc_getClass("UIDevice")) {
10026         UIDevice *device([$UIDevice currentDevice]);
10027         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10028     } else
10029         IsWildcat_ = false;
10030
10031     UIScreen *screen([UIScreen mainScreen]);
10032     if ([screen respondsToSelector:@selector(scale)])
10033         ScreenScale_ = [screen scale];
10034     else
10035         ScreenScale_ = 1;
10036
10037     UIDevice *device([UIDevice currentDevice]);
10038     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10039         Idiom_ = @"iphone";
10040     else {
10041         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10042         if (idiom == UIUserInterfaceIdiomPhone)
10043             Idiom_ = @"iphone";
10044         else if (idiom == UIUserInterfaceIdiomPad)
10045             Idiom_ = @"ipad";
10046         else
10047             NSLog(@"unknown UIUserInterfaceIdiom!");
10048     }
10049
10050     Pcre pattern("^([0-9]+\\.[0-9]+)");
10051
10052     if (pattern([device systemVersion]))
10053         Firmware_ = pattern[1];
10054     if (pattern(Cydia_))
10055         Major_ = pattern[1];
10056
10057     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10058
10059     HostConfig_ = [[[NSObject alloc] init] autorelease];
10060     @synchronized (HostConfig_) {
10061         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10062         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10063         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10064         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10065         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10066     }
10067
10068     NSString *ui(@"ui/ios");
10069     if (Idiom_ != nil)
10070         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10071     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10072     UI_ = CydiaURL(ui);
10073
10074     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10075
10076     MobilizedFiles_ = [NSMutableSet setWithObjects:
10077         @"Library/Preferences/com.apple.Accessibility.plist",
10078         @"Library/Preferences/com.apple.preferences.sounds.plist",
10079     nil];
10080
10081     /* Library Hacks {{{ */
10082     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10083
10084     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10085
10086     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10087     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10088         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10089         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10090     }
10091
10092     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10093     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10094         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10095         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10096     }
10097
10098     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10099     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10100     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10101         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10102         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10103     }
10104
10105     $NSURLConnection = objc_getClass("NSURLConnection");
10106     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10107     if (NSURLConnection$init$ != NULL) {
10108         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10109         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10110     }
10111     /* }}} */
10112     /* Set Locale {{{ */
10113     Locale_ = CFLocaleCopyCurrent();
10114     Languages_ = [NSLocale preferredLanguages];
10115
10116     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10117     //NSLog(@"%@", [Languages_ description]);
10118
10119     const char *lang;
10120     if (Locale_ != NULL)
10121         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10122     else if (Languages_ != nil && [Languages_ count] != 0)
10123         lang = [[Languages_ objectAtIndex:0] UTF8String];
10124     else
10125         // XXX: consider just setting to C and then falling through?
10126         lang = NULL;
10127
10128     if (lang != NULL) {
10129         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10130         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10131     }
10132
10133     NSLog(@"Setting Language: %s", lang);
10134
10135     if (lang != NULL) {
10136         setenv("LANG", lang, true);
10137         std::setlocale(LC_ALL, lang);
10138     }
10139     /* }}} */
10140
10141     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10142
10143     /* Parse Arguments {{{ */
10144     bool substrate(false);
10145
10146     if (argc != 0) {
10147         char **args(argv);
10148         int arge(1);
10149
10150         for (int argi(1); argi != argc; ++argi)
10151             if (strcmp(argv[argi], "--") == 0) {
10152                 arge = argi;
10153                 argv[argi] = argv[0];
10154                 argv += argi;
10155                 argc -= argi;
10156                 break;
10157             }
10158
10159         for (int argi(1); argi != arge; ++argi)
10160             if (strcmp(args[argi], "--substrate") == 0)
10161                 substrate = true;
10162             else
10163                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10164     }
10165     /* }}} */
10166
10167     App_ = [[NSBundle mainBundle] bundlePath];
10168     Advanced_ = YES;
10169
10170     setuid(0);
10171     setgid(0);
10172
10173     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10174     alloc_ = alloc->method_imp;
10175     alloc->method_imp = (IMP) &Alloc_;*/
10176
10177     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10178     dealloc_ = dealloc->method_imp;
10179     dealloc->method_imp = (IMP) &Dealloc_;*/
10180
10181     /* System Information {{{ */
10182     size_t size;
10183
10184     int maxproc;
10185     size = sizeof(maxproc);
10186     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10187         perror("sysctlbyname(\"kern.maxproc\", ?)");
10188     else if (maxproc < 64) {
10189         maxproc = 64;
10190         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10191             perror("sysctlbyname(\"kern.maxproc\", #)");
10192     }
10193
10194     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10195     char *osversion = new char[size];
10196     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10197         perror("sysctlbyname(\"kern.osversion\", ?)");
10198     else
10199         System_ = [NSString stringWithUTF8String:osversion];
10200
10201     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10202     char *machine = new char[size];
10203     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10204         perror("sysctlbyname(\"hw.machine\", ?)");
10205     else
10206         Machine_ = machine;
10207
10208     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10209     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10210     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10211
10212     UniqueID_ = [device uniqueIdentifier];
10213
10214     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10215     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10216     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10217
10218     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10219     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10220     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10221
10222     if (mcc != NULL && mnc != NULL)
10223         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10224
10225     if (mnc != NULL)
10226         CFRelease(mnc);
10227     if (mcc != NULL)
10228         CFRelease(mcc);
10229
10230     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10231         Build_ = [system objectForKey:@"ProductBuildVersion"];
10232     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10233         Product_ = [info objectForKey:@"SafariProductVersion"];
10234         Safari_ = [info objectForKey:@"CFBundleVersion"];
10235     }
10236     /* }}} */
10237     /* Load Database {{{ */
10238     _trace();
10239     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10240     _trace();
10241     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10242
10243     if (Metadata_ == NULL)
10244         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10245     else {
10246         Settings_ = [Metadata_ objectForKey:@"Settings"];
10247
10248         Packages_ = [Metadata_ objectForKey:@"Packages"];
10249
10250         Values_ = [Metadata_ objectForKey:@"Values"];
10251         Sections_ = [Metadata_ objectForKey:@"Sections"];
10252         Sources_ = [Metadata_ objectForKey:@"Sources"];
10253
10254         Token_ = [Metadata_ objectForKey:@"Token"];
10255
10256         Version_ = [Metadata_ objectForKey:@"Version"];
10257
10258         @synchronized (HostConfig_) {
10259             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10260         }
10261     }
10262
10263     if (Settings_ != nil)
10264         Role_ = [Settings_ objectForKey:@"Role"];
10265
10266     if (Values_ == nil) {
10267         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10268         [Metadata_ setObject:Values_ forKey:@"Values"];
10269     }
10270
10271     if (Sections_ == nil) {
10272         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10273         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10274     }
10275
10276     if (Sources_ == nil) {
10277         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10278         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10279     }
10280
10281     if (Version_ == nil) {
10282         Version_ = [NSNumber numberWithUnsignedInt:0];
10283         [Metadata_ setObject:Version_ forKey:@"Version"];
10284     }
10285
10286     @synchronized (HostConfig_) {
10287         if (CydiaSource_ == nil) {
10288             CydiaSource_ = @"apt.saurik.com";
10289             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10290         }
10291     }
10292
10293     if ([Version_ unsignedIntValue] == 0) {
10294         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10295         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10296         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10297         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10298
10299         Version_ = [NSNumber numberWithUnsignedInt:1];
10300         [Metadata_ setObject:Version_ forKey:@"Version"];
10301
10302         [Metadata_ removeObjectForKey:@"LastUpdate"];
10303
10304         Changed_ = true;
10305     }
10306     /* }}} */
10307
10308     WriteSources();
10309
10310     _trace();
10311     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10312     _trace();
10313
10314     if (Packages_ != nil) {
10315         bool fail(false);
10316         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10317         _trace();
10318
10319         if (!fail) {
10320             [Metadata_ removeObjectForKey:@"Packages"];
10321             Packages_ = nil;
10322             Changed_ = true;
10323         }
10324     }
10325
10326     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10327
10328 #define MobileSubstrate_(name) \
10329     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10330         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10331         if (handle == NULL) \
10332             NSLog(@"%s", dlerror()); \
10333     }
10334
10335     MobileSubstrate_(Activator)
10336     MobileSubstrate_(libstatusbar)
10337     MobileSubstrate_(SimulatedKeyEvents)
10338     MobileSubstrate_(WinterBoard)
10339
10340     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10341         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10342
10343     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10344
10345     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10346         unlink("/tmp/.cydia.fw");
10347         goto firmware;
10348     } else if (access("/User", F_OK) != 0 || version < 4) {
10349       firmware:
10350         _trace();
10351         system("/usr/libexec/cydia/firmware.sh");
10352         _trace();
10353     }
10354
10355     _assert([[NSFileManager defaultManager]
10356         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10357         withIntermediateDirectories:YES
10358         attributes:nil
10359         error:NULL
10360     ]);
10361
10362     if (access("/tmp/cydia.chk", F_OK) == 0) {
10363         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10364             _assert(errno == ENOENT);
10365         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10366             _assert(errno == ENOENT);
10367     }
10368
10369     /* APT Initialization {{{ */
10370     _assert(pkgInitConfig(*_config));
10371     _assert(pkgInitSystem(*_config, _system));
10372
10373     if (lang != NULL)
10374         _config->Set("APT::Acquire::Translation", lang);
10375
10376     // XXX: this timeout might be important :(
10377     //_config->Set("Acquire::http::Timeout", 15);
10378
10379     _config->Set("Acquire::http::MaxParallel", 3);
10380     /* }}} */
10381     /* Color Choices {{{ */
10382     space_ = CGColorSpaceCreateDeviceRGB();
10383
10384     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10385     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10386     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10387     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10388     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10389     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10390     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10391     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10392     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10393
10394     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10395     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10396     /* }}}*/
10397     /* UIKit Configuration {{{ */
10398     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10399     if ($GSFontSetUseLegacyFontMetrics != NULL)
10400         $GSFontSetUseLegacyFontMetrics(YES);
10401
10402     // XXX: I have a feeling this was important
10403     //UIKeyboardDisableAutomaticAppearance();
10404     /* }}} */
10405
10406     Colon_ = UCLocalize("COLON_DELIMITED");
10407     Elision_ = UCLocalize("ELISION");
10408     Error_ = UCLocalize("ERROR");
10409     Warning_ = UCLocalize("WARNING");
10410
10411     _trace();
10412     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10413
10414     CGColorSpaceRelease(space_);
10415     CFRelease(Locale_);
10416
10417     [pool release];
10418     return value;
10419 }