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 #include "Sources.h"
 125
 126 #include <CydiaSubstrate/CydiaSubstrate.h>
 127 #include "Menes/Menes.h"
 128
 129 #include "CyteKit/PerlCompatibleRegEx.hpp"
 130 #include "CyteKit/TableViewCell.h"
 131 #include "CyteKit/WebScriptObject-Cyte.h"
 132 #include "CyteKit/WebViewController.h"
 133 #include "CyteKit/stringWithUTF8Bytes.h"
 134
 135 #include "Cydia/MIMEAddress.h"
 136 #include "Cydia/LoadingViewController.h"
 137 #include "Cydia/ProgressEvent.h"
 138
 139 #include "SDURLCache/SDURLCache.h"
 140 /* }}} */
 141
 142 /* Profiler {{{ */
 143 struct timeval _ltv;
 144 bool _itv;
 145
 146 #define _timestamp ({ \
 147     struct timeval tv; \
 148     gettimeofday(&tv, NULL); \
 149     tv.tv_sec * 1000000 + tv.tv_usec; \
 150 })
 151
 152 typedef std::vector<class ProfileTime *> TimeList;
 153 TimeList times_;
 154
 155 class ProfileTime {
 156   private:
 157     const char *name_;
 158     uint64_t total_;
 159     uint64_t count_;
 160
 161   public:
 162     ProfileTime(const char *name) :
 163         name_(name),
 164         total_(0)
 165     {
 166         times_.push_back(this);
 167     }
 168
 169     void AddTime(uint64_t time) {
 170         total_ += time;
 171         ++count_;
 172     }
 173
 174     void Print() {
 175         if (total_ != 0)
 176             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 177         total_ = 0;
 178         count_ = 0;
 179     }
 180 };
 181
 182 class ProfileTimer {
 183   private:
 184     ProfileTime &time_;
 185     uint64_t start_;
 186
 187   public:
 188     ProfileTimer(ProfileTime &time) :
 189         time_(time),
 190         start_(_timestamp)
 191     {
 192     }
 193
 194     ~ProfileTimer() {
 195         time_.AddTime(_timestamp - start_);
 196     }
 197 };
 198
 199 void PrintTimes() {
 200     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 201         (*i)->Print();
 202     std::cerr << "========" << std::endl;
 203 }
 204
 205 #define _profile(name) { \
 206     static ProfileTime name(#name); \
 207     ProfileTimer _ ## name(name);
 208
 209 #define _end }
 210 /* }}} */
 211
 212 extern NSString *Cydia_;
 213
 214 #define lprintf(args...) fprintf(stderr, args)
 215
 216 #define ForRelease 1
 217 #define TraceLogging (1 && !ForRelease)
 218 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 219 #define ProfileTimes (0 && !ForRelease)
 220 #define ForSaurik (0 && !ForRelease)
 221 #define LogBrowser (0 && !ForRelease)
 222 #define TrackResize (0 && !ForRelease)
 223 #define ManualRefresh (1 && !ForRelease)
 224 #define ShowInternals (0 && !ForRelease)
 225 #define AlwaysReload (0 && !ForRelease)
 226 #define TryIndexedCollation (0 && !ForRelease)
 227
 228 #if !TraceLogging
 229 #undef _trace
 230 #define _trace(args...)
 231 #endif
 232
 233 #if !ProfileTimes
 234 #undef _profile
 235 #define _profile(name) {
 236 #undef _end
 237 #define _end }
 238 #define PrintTimes() do {} while (false)
 239 #endif
 240
 241 // Hash Functions/Structures {{{
 242 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 243
 244 union SplitHash {
 245     uint32_t u32;
 246     uint16_t u16[2];
 247 };
 248 // }}}
 249
 250 static NSString *Colon_;
 251 NSString *Elision_;
 252 static NSString *Error_;
 253 static NSString *Warning_;
 254
 255 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 256
 257 static _finline NSString *CydiaURL(NSString *path) {
 258     char page[26];
 259     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 260     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 261     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 262     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 263     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 264     page[25] = '\0';
 265     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 266 }
 267
 268 static void ReapZombie(pid_t pid) {
 269     int status;
 270   wait:
 271     if (waitpid(pid, &status, 0) == -1)
 272         if (errno == EINTR)
 273             goto wait;
 274         else _assert(false);
 275 }
 276
 277 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 278     int notify_token;
 279     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 280         notify_set_state(notify_token, newStatus);
 281         notify_cancel(notify_token);
 282     }
 283     notify_post("com.saurik.Cydia.status");
 284 }
 285
 286 static CGFloat CYStatusBarHeight() {
 287     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 288     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 289 }
 290
 291 /* NSForcedOrderingSearch doesn't work on the iPhone */
 292 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 293 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 294 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 295
 296 /* Insertion Sort {{{ */
 297
 298 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 299     const char *ptr = (const char *)list;
 300     while (0 < count) {
 301         CFIndex half = count / 2;
 302         const char *probe = ptr + elementSize * half;
 303         CFComparisonResult cr = comparator(element, probe, context);
 304     if (0 == cr) return (probe - (const char *)list) / elementSize;
 305         ptr = (cr < 0) ? ptr : probe + elementSize;
 306         count = (cr < 0) ? half : (half + (count & 1) - 1);
 307     }
 308     return (ptr - (const char *)list) / elementSize;
 309 }
 310
 311 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 312     const char *ptr = (const char *)list;
 313     while (0 < count) {
 314         CFIndex half = count / 2;
 315         const char *probe = ptr + elementSize * half;
 316         CFComparisonResult cr = comparator(element, probe, context);
 317     if (0 == cr) return (probe - (const char *)list) / elementSize;
 318         ptr = (cr < 0) ? ptr : probe + elementSize;
 319         count = (cr < 0) ? half : (half + (count & 1) - 1);
 320     }
 321     return (ptr - (const char *)list) / elementSize;
 322 }
 323
 324 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 325     if (range.length == 0)
 326         return;
 327     const void **values(new const void *[range.length]);
 328     CFArrayGetValues(array, range, values);
 329
 330 #if HistogramInsertionSort > 0
 331     uint32_t total(0), *offsets(new uint32_t[range.length]);
 332 #endif
 333
 334     for (CFIndex index(1); index != range.length; ++index) {
 335         const void *value(values[index]);
 336         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 337         CFIndex correct(index);
 338         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 339 #if HistogramInsertionSort > 1
 340             NSLog(@"%@ < %@", value, values[correct - 1]);
 341 #endif
 342             if (--correct == 0)
 343                 break;
 344         }
 345         if (correct != index) {
 346             size_t offset(index - correct);
 347 #if HistogramInsertionSort
 348             total += offset;
 349             ++offsets[offset];
 350             if (offset > 10)
 351                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 352 #endif
 353             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 354             values[correct] = value;
 355         }
 356     }
 357
 358     CFArrayReplaceValues(array, range, values, range.length);
 359     delete [] values;
 360
 361 #if HistogramInsertionSort > 0
 362     for (CFIndex index(0); index != range.length; ++index)
 363         if (offsets[index] != 0)
 364             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 365     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 366     delete [] offsets;
 367 #endif
 368 }
 369
 370 /* }}} */
 371
 372 /* Apple Bug Fixes {{{ */
 373 @implementation UIWebDocumentView (Cydia)
 374
 375 - (void) _setScrollerOffset:(CGPoint)offset {
 376     UIScroller *scroller([self _scroller]);
 377
 378     CGSize size([scroller contentSize]);
 379     CGSize bounds([scroller bounds].size);
 380
 381     CGPoint max;
 382     max.x = size.width - bounds.width;
 383     max.y = size.height - bounds.height;
 384
 385     // wtf Apple?!
 386     if (max.x < 0)
 387         max.x = 0;
 388     if (max.y < 0)
 389         max.y = 0;
 390
 391     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 392     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 393
 394     [scroller setOffset:offset];
 395 }
 396
 397 @end
 398 /* }}} */
 399
 400 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 401     size_t length([self length] - state->state);
 402     if (length <= 0)
 403         return 0;
 404     else if (length > count)
 405         length = count;
 406     for (size_t i(0); i != length; ++i)
 407         objects[i] = [self item:state->state++];
 408     state->itemsPtr = objects;
 409     state->mutationsPtr = (unsigned long *) self;
 410     return length;
 411 }
 412
 413 /* Cydia NSString Additions {{{ */
 414 @interface NSString (Cydia)
 415 - (NSComparisonResult) compareByPath:(NSString *)other;
 416 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 417 @end
 418
 419 @implementation NSString (Cydia)
 420
 421 - (NSComparisonResult) compareByPath:(NSString *)other {
 422     NSString *prefix = [self commonPrefixWithString:other options:0];
 423     size_t length = [prefix length];
 424
 425     NSRange lrange = NSMakeRange(length, [self length] - length);
 426     NSRange rrange = NSMakeRange(length, [other length] - length);
 427
 428     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 429     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 430
 431     NSComparisonResult value;
 432
 433     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 434         value = NSOrderedSame;
 435     else if (lrange.location == NSNotFound)
 436         value = NSOrderedAscending;
 437     else if (rrange.location == NSNotFound)
 438         value = NSOrderedDescending;
 439     else
 440         value = NSOrderedSame;
 441
 442     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 443         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 444     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 445         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 446
 447     NSComparisonResult result = [lpath compare:rpath];
 448     return result == NSOrderedSame ? value : result;
 449 }
 450
 451 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 452     return [(id)CFURLCreateStringByAddingPercentEscapes(
 453         kCFAllocatorDefault,
 454         (CFStringRef) self,
 455         NULL,
 456         CFSTR(";/?:@&=+$,"),
 457         kCFStringEncodingUTF8
 458     ) autorelease];
 459 }
 460
 461 @end
 462 /* }}} */
 463
 464 /* C++ NSString Wrapper Cache {{{ */
 465 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 466     return size == 0 ? NULL :
 467         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 468         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 469 }
 470
 471 static _finline CFStringRef CYStringCreate(const char *data) {
 472     return CYStringCreate(data, strlen(data));
 473 }
 474
 475 class CYString {
 476   private:
 477     char *data_;
 478     size_t size_;
 479     CFStringRef cache_;
 480
 481     _finline void clear_() {
 482         if (cache_ != NULL) {
 483             CFRelease(cache_);
 484             cache_ = NULL;
 485         }
 486     }
 487
 488   public:
 489     _finline bool empty() const {
 490         return size_ == 0;
 491     }
 492
 493     _finline size_t size() const {
 494         return size_;
 495     }
 496
 497     _finline char *data() const {
 498         return data_;
 499     }
 500
 501     _finline void clear() {
 502         size_ = 0;
 503         clear_();
 504     }
 505
 506     _finline CYString() :
 507         data_(0),
 508         size_(0),
 509         cache_(NULL)
 510     {
 511     }
 512
 513     _finline ~CYString() {
 514         clear_();
 515     }
 516
 517     void operator =(const CYString &rhs) {
 518         data_ = rhs.data_;
 519         size_ = rhs.size_;
 520
 521         if (rhs.cache_ == nil)
 522             cache_ = NULL;
 523         else
 524             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 525     }
 526
 527     void copy(apr_pool_t *pool) {
 528         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 529         memcpy(temp, data_, size_);
 530         temp[size_] = '\0';
 531         data_ = temp;
 532     }
 533
 534     void set(apr_pool_t *pool, const char *data, size_t size) {
 535         if (size == 0)
 536             clear();
 537         else {
 538             clear_();
 539
 540             data_ = const_cast<char *>(data);
 541             size_ = size;
 542
 543             if (pool != NULL)
 544                 copy(pool);
 545         }
 546     }
 547
 548     _finline void set(apr_pool_t *pool, const char *data) {
 549         set(pool, data, data == NULL ? 0 : strlen(data));
 550     }
 551
 552     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 553         set(pool, rhs.data(), rhs.size());
 554     }
 555
 556     bool operator ==(const CYString &rhs) const {
 557         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 558     }
 559
 560     _finline operator CFStringRef() {
 561         if (cache_ == NULL)
 562             cache_ = CYStringCreate(data_, size_);
 563         return cache_;
 564     }
 565
 566     _finline operator id() {
 567         return (NSString *) static_cast<CFStringRef>(*this);
 568     }
 569
 570     _finline operator const char *() {
 571         return reinterpret_cast<const char *>(data_);
 572     }
 573 };
 574 /* }}} */
 575 /* C++ NSString Algorithm Adapters {{{ */
 576 extern "C" {
 577     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 578 }
 579
 580 struct NSStringMapHash :
 581     std::unary_function<NSString *, size_t>
 582 {
 583     _finline size_t operator ()(NSString *value) const {
 584         return CFStringHashNSString((CFStringRef) value);
 585     }
 586 };
 587
 588 struct NSStringMapLess :
 589     std::binary_function<NSString *, NSString *, bool>
 590 {
 591     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 592         return [lhs compare:rhs] == NSOrderedAscending;
 593     }
 594 };
 595
 596 struct NSStringMapEqual :
 597     std::binary_function<NSString *, NSString *, bool>
 598 {
 599     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 600         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 601         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 602         //[lhs isEqualToString:rhs];
 603     }
 604 };
 605 /* }}} */
 606
 607 /* CoreGraphics Primitives {{{ */
 608 class CYColor {
 609   private:
 610     CGColorRef color_;
 611
 612     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 613         CGFloat color[] = {red, green, blue, alpha};
 614         return CGColorCreate(space, color);
 615     }
 616
 617   public:
 618     CYColor() :
 619         color_(NULL)
 620     {
 621     }
 622
 623     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 624         color_(Create_(space, red, green, blue, alpha))
 625     {
 626         Set(space, red, green, blue, alpha);
 627     }
 628
 629     void Clear() {
 630         if (color_ != NULL)
 631             CGColorRelease(color_);
 632     }
 633
 634     ~CYColor() {
 635         Clear();
 636     }
 637
 638     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 639         Clear();
 640         color_ = Create_(space, red, green, blue, alpha);
 641     }
 642
 643     operator CGColorRef() {
 644         return color_;
 645     }
 646 };
 647 /* }}} */
 648
 649 /* Random Global Variables {{{ */
 650 static const int PulseInterval_ = 50000;
 651
 652 static const NSString *UI_;
 653
 654 static int Finish_;
 655 static bool RestartSubstrate_;
 656 static NSArray *Finishes_;
 657
 658 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 659 #define NotifyConfig_ "/etc/notify.conf"
 660
 661 static bool Queuing_;
 662
 663 static CYColor Blue_;
 664 static CYColor Blueish_;
 665 static CYColor Black_;
 666 static CYColor Off_;
 667 static CYColor White_;
 668 static CYColor Gray_;
 669 static CYColor Green_;
 670 static CYColor Purple_;
 671 static CYColor Purplish_;
 672
 673 static UIColor *InstallingColor_;
 674 static UIColor *RemovingColor_;
 675
 676 static NSString *App_;
 677
 678 static BOOL Advanced_;
 679 static BOOL Ignored_;
 680
 681 static _H<UIFont> Font12_;
 682 static _H<UIFont> Font12Bold_;
 683 static _H<UIFont> Font14_;
 684 static _H<UIFont> Font18Bold_;
 685 static _H<UIFont> Font22Bold_;
 686
 687 static const char *Machine_ = NULL;
 688 static _H<NSString> System_;
 689 static NSString *SerialNumber_ = nil;
 690 static NSString *ChipID_ = nil;
 691 static NSString *BBSNum_ = nil;
 692 static _H<NSString> Token_;
 693 static NSString *UniqueID_ = nil;
 694 static _H<NSString> UserAgent_;
 695 static _H<NSString> Product_;
 696 static _H<NSString> Safari_;
 697
 698 static CFLocaleRef Locale_;
 699 static NSArray *Languages_;
 700 static CGColorSpaceRef space_;
 701
 702 static NSDictionary *SectionMap_;
 703 static NSMutableDictionary *Metadata_;
 704 static _transient NSMutableDictionary *Settings_;
 705 static _transient NSString *Role_;
 706 static _transient NSMutableDictionary *Packages_;
 707 static _transient NSMutableDictionary *Values_;
 708 static _transient NSMutableDictionary *Sections_;
 709 _H<NSMutableDictionary> Sources_;
 710 static _transient NSNumber *Version_;
 711 bool Changed_;
 712 static time_t now_;
 713
 714 bool IsWildcat_;
 715 static CGFloat ScreenScale_;
 716 static NSString *Idiom_;
 717 static _H<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 /* Display Helpers {{{ */
 735 inline float Interpolate(float begin, float end, float fraction) {
 736     return (end - begin) * fraction + begin;
 737 }
 738
 739 static _finline const char *StripVersion_(const char *version) {
 740     const char *colon(strchr(version, ':'));
 741     return colon == NULL ? version : colon + 1;
 742 }
 743
 744 NSString *LocalizeSection(NSString *section) {
 745     static Pcre title_r("^(.*?) \\((.*)\\)$");
 746     if (title_r(section)) {
 747         NSString *parent(title_r[1]);
 748         NSString *child(title_r[2]);
 749
 750         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 751             LocalizeSection(parent),
 752             LocalizeSection(child)
 753         ];
 754     }
 755
 756     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 757 }
 758
 759 NSString *Simplify(NSString *title) {
 760     const char *data = [title UTF8String];
 761     size_t size = [title length];
 762
 763     static Pcre square_r("^\\[(.*)\\]$");
 764     if (square_r(data, size))
 765         return Simplify(square_r[1]);
 766
 767     static Pcre paren_r("^\\((.*)\\)$");
 768     if (paren_r(data, size))
 769         return Simplify(paren_r[1]);
 770
 771     static Pcre title_r("^(.*?) \\((.*)\\)$");
 772     if (title_r(data, size))
 773         return Simplify(title_r[1]);
 774
 775     return title;
 776 }
 777 /* }}} */
 778
 779 NSString *GetLastUpdate() {
 780     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 781
 782     if (update == nil)
 783         return UCLocalize("NEVER_OR_UNKNOWN");
 784
 785     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 786     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 787
 788     CFRelease(formatter);
 789
 790     return [(NSString *) formatted autorelease];
 791 }
 792
 793 bool isSectionVisible(NSString *section) {
 794     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 795     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 796     return hidden == nil || ![hidden boolValue];
 797 }
 798
 799 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 800     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 801     if (entry == MACH_PORT_NULL)
 802         return nil;
 803
 804     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 805     IOObjectRelease(entry);
 806
 807     if (value == NULL)
 808         return nil;
 809     return [(id) value autorelease];
 810 }
 811
 812 static NSString *CYHex(NSData *data, bool reverse = false) {
 813     if (data == nil)
 814         return nil;
 815
 816     size_t length([data length]);
 817     uint8_t bytes[length];
 818     [data getBytes:bytes];
 819
 820     char string[length * 2 + 1];
 821     for (size_t i(0); i != length; ++i)
 822         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 823
 824     return [NSString stringWithUTF8String:string];
 825 }
 826
 827 @class Cydia;
 828
 829 /* Delegate Prototypes {{{ */
 830 @class Package;
 831 @class Source;
 832 @class CydiaProgressEvent;
 833
 834 @protocol DatabaseDelegate
 835 - (void) repairWithSelector:(SEL)selector;
 836 - (void) setConfigurationData:(NSString *)data;
 837 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 838 @end
 839
 840 @class CYPackageController;
 841
 842 @protocol CydiaDelegate
 843 - (void) returnToCydia;
 844 - (void) saveState;
 845 - (void) retainNetworkActivityIndicator;
 846 - (void) releaseNetworkActivityIndicator;
 847 - (void) clearPackage:(Package *)package;
 848 - (void) installPackage:(Package *)package;
 849 - (void) installPackages:(NSArray *)packages;
 850 - (void) removePackage:(Package *)package;
 851 - (void) beginUpdate;
 852 - (BOOL) updating;
 853 - (void) distUpgrade;
 854 - (void) loadData;
 855 - (void) updateData;
 856 - (void) syncData;
 857 - (void) addSource:(NSDictionary *)source;
 858 - (void) addTrivialSource:(NSString *)href;
 859 - (void) showSettings;
 860 - (UIProgressHUD *) addProgressHUD;
 861 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 862 - (CyteViewController *) pageForPackage:(NSString *)name;
 863 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 864 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 865 @end
 866 /* }}} */
 867
 868 /* Status Delegation {{{ */
 869 class Status :
 870     public pkgAcquireStatus
 871 {
 872   private:
 873     _transient NSObject<ProgressDelegate> *delegate_;
 874     bool cancelled_;
 875
 876   public:
 877     Status() :
 878         delegate_(nil),
 879         cancelled_(false)
 880     {
 881     }
 882
 883     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 884         delegate_ = delegate;
 885     }
 886
 887     NSObject<ProgressDelegate> *getDelegate() const {
 888         return delegate_;
 889     }
 890
 891     virtual bool MediaChange(std::string media, std::string drive) {
 892         return false;
 893     }
 894
 895     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 896         Done(item);
 897     }
 898
 899     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 900         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 901         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 902         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 903     }
 904
 905     virtual void Done(pkgAcquire::ItemDesc &item) {
 906         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 907         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 908         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 909     }
 910
 911     virtual void Fail(pkgAcquire::ItemDesc &item) {
 912         if (
 913             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 914             item.Owner->Status == pkgAcquire::Item::StatDone
 915         )
 916             return;
 917
 918         std::string &error(item.Owner->ErrorText);
 919         if (error.empty())
 920             return;
 921
 922         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 923         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 924     }
 925
 926     virtual bool Pulse(pkgAcquire *Owner) {
 927         bool value = pkgAcquireStatus::Pulse(Owner);
 928
 929         double percent(
 930             double(CurrentBytes + CurrentItems) /
 931             double(TotalBytes + TotalItems)
 932         );
 933
 934         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 935             [NSNumber numberWithDouble:percent], @"Percent",
 936
 937             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 938             [NSNumber numberWithDouble:TotalBytes], @"Total",
 939             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 940         nil] waitUntilDone:YES];
 941
 942         if (value && ![delegate_ isProgressCancelled])
 943             return true;
 944         else {
 945             cancelled_ = true;
 946             return false;
 947         }
 948     }
 949
 950     _finline bool WasCancelled() const {
 951         return cancelled_;
 952     }
 953
 954     virtual void Start() {
 955         pkgAcquireStatus::Start();
 956         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 957     }
 958
 959     virtual void Stop() {
 960         pkgAcquireStatus::Stop();
 961         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 962         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 963     }
 964 };
 965 /* }}} */
 966 /* Database Interface {{{ */
 967 typedef std::map< unsigned long, _H<Source> > SourceMap;
 968
 969 @interface Database : NSObject {
 970     NSZone *zone_;
 971     apr_pool_t *pool_;
 972
 973     unsigned era_;
 974
 975     pkgCacheFile cache_;
 976     pkgDepCache::Policy *policy_;
 977     pkgRecords *records_;
 978     pkgProblemResolver *resolver_;
 979     pkgAcquire *fetcher_;
 980     FileFd *lock_;
 981     SPtr<pkgPackageManager> manager_;
 982     pkgSourceList *list_;
 983
 984     SourceMap sourceMap_;
 985     _H<NSMutableArray> sourceList_;
 986
 987     CFMutableArrayRef packages_;
 988
 989     _transient NSObject<DatabaseDelegate> *delegate_;
 990     _transient NSObject<ProgressDelegate> *progress_;
 991
 992     Status status_;
 993
 994     int cydiafd_;
 995     int statusfd_;
 996     FILE *input_;
 997
 998     std::map<const char *, _H<NSString> > sections_;
 999 }
1000
1001 + (Database *) sharedInstance;
1002 - (unsigned) era;
1003
1004 - (void) _readCydia:(NSNumber *)fd;
1005 - (void) _readStatus:(NSNumber *)fd;
1006 - (void) _readOutput:(NSNumber *)fd;
1007
1008 - (FILE *) input;
1009
1010 - (Package *) packageWithName:(NSString *)name;
1011
1012 - (pkgCacheFile &) cache;
1013 - (pkgDepCache::Policy *) policy;
1014 - (pkgRecords *) records;
1015 - (pkgProblemResolver *) resolver;
1016 - (pkgAcquire &) fetcher;
1017 - (pkgSourceList &) list;
1018 - (NSArray *) packages;
1019 - (NSArray *) sources;
1020 - (Source *) sourceWithKey:(NSString *)key;
1021 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1022
1023 - (void) configure;
1024 - (bool) prepare;
1025 - (void) perform;
1026 - (bool) upgrade;
1027 - (void) update;
1028
1029 - (void) updateWithStatus:(Status &)status;
1030
1031 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1032
1033 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1034 - (NSObject<ProgressDelegate> *) progressDelegate;
1035
1036 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1037
1038 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1039
1040 @end
1041 /* }}} */
1042 /* ProgressEvent Implementation {{{ */
1043 @implementation CydiaProgressEvent
1044
1045 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1046     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1047 }
1048
1049 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1050     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1051     [event setPackage:package];
1052     return event;
1053 }
1054
1055 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1056     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1057
1058     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1059     NSArray *fields([description componentsSeparatedByString:@" "]);
1060     [event setItem:fields];
1061
1062     if ([fields count] > 3) {
1063         [event setPackage:[fields objectAtIndex:2]];
1064         [event setVersion:[fields objectAtIndex:3]];
1065     }
1066
1067     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1068
1069     return event;
1070 }
1071
1072 + (NSArray *) _attributeKeys {
1073     return [NSArray arrayWithObjects:
1074         @"item",
1075         @"message",
1076         @"package",
1077         @"type",
1078         @"url",
1079         @"version",
1080     nil];
1081 }
1082
1083 - (NSArray *) attributeKeys {
1084     return [[self class] _attributeKeys];
1085 }
1086
1087 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1088     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1089 }
1090
1091 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1092     if ((self = [super init]) != nil) {
1093         message_ = message;
1094         type_ = type;
1095     } return self;
1096 }
1097
1098 - (NSString *) message {
1099     return message_;
1100 }
1101
1102 - (NSString *) type {
1103     return type_;
1104 }
1105
1106 - (NSArray *) item {
1107     return (id) item_ ?: [NSNull null];
1108 }
1109
1110 - (void) setItem:(NSArray *)item {
1111     item_ = item;
1112 }
1113
1114 - (NSString *) package {
1115     return (id) package_ ?: [NSNull null];
1116 }
1117
1118 - (void) setPackage:(NSString *)package {
1119     package_ = package;
1120 }
1121
1122 - (NSString *) url {
1123     return (id) url_ ?: [NSNull null];
1124 }
1125
1126 - (void) setURL:(NSString *)url {
1127     url_ = url;
1128 }
1129
1130 - (void) setVersion:(NSString *)version {
1131     version_ = version;
1132 }
1133
1134 - (NSString *) version {
1135     return (id) version_ ?: [NSNull null];
1136 }
1137
1138 - (NSString *) compound:(NSString *)value {
1139     if (value != nil) {
1140         NSString *mode(nil); {
1141             NSString *type([self type]);
1142             if ([type isEqualToString:kCydiaProgressEventTypeError])
1143                 mode = UCLocalize("ERROR");
1144             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1145                 mode = UCLocalize("WARNING");
1146         }
1147
1148         if (mode != nil)
1149             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1150     }
1151
1152     return value;
1153 }
1154
1155 - (NSString *) compoundMessage {
1156     return [self compound:[self message]];
1157 }
1158
1159 - (NSString *) compoundTitle {
1160     NSString *title;
1161
1162     if (package_ == nil)
1163         title = nil;
1164     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1165         title = [package name];
1166     else
1167         title = package_;
1168
1169     return [self compound:title];
1170 }
1171
1172 @end
1173 /* }}} */
1174
1175 // Cytore Definitions {{{
1176 struct PackageValue :
1177     Cytore::Block
1178 {
1179     Cytore::Offset<PackageValue> next_;
1180
1181     uint32_t index_ : 23;
1182     uint32_t subscribed_ : 1;
1183     uint32_t : 8;
1184
1185     int32_t first_;
1186     int32_t last_;
1187
1188     uint16_t vhash_;
1189     uint16_t nhash_;
1190
1191     char version_[8];
1192     char name_[];
1193 };
1194
1195 struct MetaValue :
1196     Cytore::Block
1197 {
1198     uint32_t active_;
1199     Cytore::Offset<PackageValue> packages_[1 << 16];
1200 };
1201
1202 static Cytore::File<MetaValue> MetaFile_;
1203 // }}}
1204 // Cytore Helper Functions {{{
1205 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1206     SplitHash nhash = { hashlittle(name, length) };
1207
1208     PackageValue *metadata;
1209
1210     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1211     offset: if (offset->IsNull()) {
1212         *offset = MetaFile_.New<PackageValue>(length + 1);
1213         metadata = &MetaFile_.Get(*offset);
1214
1215         if (metadata == NULL) {
1216             if (fail != NULL)
1217                 *fail = true;
1218
1219             metadata = new PackageValue();
1220             memset(metadata, 0, sizeof(*metadata));
1221         }
1222
1223         memcpy(metadata->name_, name, length + 1);
1224         metadata->nhash_ = nhash.u16[1];
1225     } else {
1226         metadata = &MetaFile_.Get(*offset);
1227
1228         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1229             offset = &metadata->next_;
1230             goto offset;
1231         }
1232     }
1233
1234     return metadata;
1235 }
1236
1237 static void PackageImport(const void *key, const void *value, void *context) {
1238     bool &fail(*reinterpret_cast<bool *>(context));
1239
1240     char buffer[1024];
1241     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1242         NSLog(@"failed to import package %@", key);
1243         return;
1244     }
1245
1246     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1247     NSDictionary *package((NSDictionary *) value);
1248
1249     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1250         if ([subscribed boolValue] && !metadata->subscribed_)
1251             metadata->subscribed_ = true;
1252
1253     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1254         time_t time([date timeIntervalSince1970]);
1255         if (metadata->first_ > time || metadata->first_ == 0)
1256             metadata->first_ = time;
1257     }
1258
1259     NSDate *date([package objectForKey:@"LastSeen"]);
1260     NSString *version([package objectForKey:@"LastVersion"]);
1261
1262     if (date != nil && version != nil) {
1263         time_t time([date timeIntervalSince1970]);
1264         if (metadata->last_ < time || metadata->last_ == 0)
1265             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1266                 size_t length(strlen(buffer));
1267                 uint16_t vhash(hashlittle(buffer, length));
1268
1269                 size_t capped(std::min<size_t>(8, length));
1270                 char *latest(buffer + length - capped);
1271
1272                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1273                 metadata->vhash_ = vhash;
1274
1275                 metadata->last_ = time;
1276             }
1277     }
1278 }
1279 // }}}
1280
1281 /* Source Class {{{ */
1282 @interface Source : NSObject {
1283     unsigned era_;
1284     Database *database_;
1285     metaIndex *index_;
1286
1287     CYString depiction_;
1288     CYString description_;
1289     CYString label_;
1290     CYString origin_;
1291     CYString support_;
1292
1293     CYString uri_;
1294     CYString distribution_;
1295     CYString type_;
1296     CYString base_;
1297     CYString version_;
1298
1299     _H<NSString> host_;
1300     _H<NSString> authority_;
1301
1302     CYString defaultIcon_;
1303
1304     _H<NSDictionary> record_;
1305     BOOL trusted_;
1306 }
1307
1308 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1309
1310 - (NSComparisonResult) compareByName:(Source *)source;
1311
1312 - (NSString *) depictionForPackage:(NSString *)package;
1313 - (NSString *) supportForPackage:(NSString *)package;
1314
1315 - (NSDictionary *) record;
1316 - (BOOL) trusted;
1317
1318 - (NSString *) rooturi;
1319 - (NSString *) distribution;
1320 - (NSString *) type;
1321
1322 - (NSString *) key;
1323 - (NSString *) host;
1324
1325 - (NSString *) name;
1326 - (NSString *) shortDescription;
1327 - (NSString *) label;
1328 - (NSString *) origin;
1329 - (NSString *) version;
1330
1331 - (NSString *) defaultIcon;
1332 - (NSURL *) iconURL;
1333
1334 @end
1335
1336 @implementation Source
1337
1338 - (void) _clear {
1339     uri_.clear();
1340     distribution_.clear();
1341     type_.clear();
1342
1343     base_.clear();
1344
1345     description_.clear();
1346     label_.clear();
1347     origin_.clear();
1348     depiction_.clear();
1349     support_.clear();
1350     version_.clear();
1351     defaultIcon_.clear();
1352
1353     record_ = nil;
1354     host_ = nil;
1355     authority_ = nil;
1356 }
1357
1358 + (NSString *) webScriptNameForSelector:(SEL)selector {
1359     if (false);
1360     else if (selector == @selector(addSection:))
1361         return @"addSection";
1362     else if (selector == @selector(getField:))
1363         return @"getField";
1364     else if (selector == @selector(removeSection:))
1365         return @"removeSection";
1366     else if (selector == @selector(remove))
1367         return @"remove";
1368     else
1369         return nil;
1370 }
1371
1372 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1373     return [self webScriptNameForSelector:selector] == nil;
1374 }
1375
1376 + (NSArray *) _attributeKeys {
1377     return [NSArray arrayWithObjects:
1378         @"baseuri",
1379         @"distribution",
1380         @"host",
1381         @"key",
1382         @"iconuri",
1383         @"label",
1384         @"name",
1385         @"origin",
1386         @"rooturi",
1387         @"sections",
1388         @"shortDescription",
1389         @"trusted",
1390         @"type",
1391         @"version",
1392     nil];
1393 }
1394
1395 - (NSArray *) attributeKeys {
1396     return [[self class] _attributeKeys];
1397 }
1398
1399 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1400     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1401 }
1402
1403 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1404     [self _clear];
1405
1406     trusted_ = index->IsTrusted();
1407
1408     uri_.set(pool, index->GetURI());
1409     distribution_.set(pool, index->GetDist());
1410     type_.set(pool, index->GetType());
1411
1412     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1413     if (dindex != NULL) {
1414         base_.set(pool, dindex->MetaIndexURI(""));
1415
1416         FileFd fd;
1417         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1418             _error->Discard();
1419         else {
1420             pkgTagFile tags(&fd);
1421
1422             pkgTagSection section;
1423             tags.Step(section);
1424
1425             struct {
1426                 const char *name_;
1427                 CYString *value_;
1428             } names[] = {
1429                 {"default-icon", &defaultIcon_},
1430                 {"depiction", &depiction_},
1431                 {"description", &description_},
1432                 {"label", &label_},
1433                 {"origin", &origin_},
1434                 {"support", &support_},
1435                 {"version", &version_},
1436             };
1437
1438             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1439                 const char *start, *end;
1440
1441                 if (section.Find(names[i].name_, start, end)) {
1442                     CYString &value(*names[i].value_);
1443                     value.set(pool, start, end - start);
1444                 }
1445             }
1446         }
1447     }
1448
1449     record_ = [Sources_ objectForKey:[self key]];
1450
1451     NSURL *url([NSURL URLWithString:uri_]);
1452
1453     host_ = [url host];
1454     if (host_ != nil)
1455         host_ = [host_ lowercaseString];
1456
1457     if (host_ != nil)
1458         authority_ = host_;
1459     else
1460         authority_ = [url path];
1461 }
1462
1463 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1464     if ((self = [super init]) != nil) {
1465         era_ = [database era];
1466         database_ = database;
1467         index_ = index;
1468
1469         [self setMetaIndex:index inPool:pool];
1470     } return self;
1471 }
1472
1473 - (NSString *) getField:(NSString *)name {
1474 @synchronized (database_) {
1475     if ([database_ era] != era_ || index_ == NULL)
1476         return nil;
1477
1478     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1479     if (dindex == NULL)
1480         return nil;
1481
1482     FileFd fd;
1483     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1484          _error->Discard();
1485          return nil;
1486     }
1487
1488     pkgTagFile tags(&fd);
1489
1490     pkgTagSection section;
1491     tags.Step(section);
1492
1493     const char *start, *end;
1494     if (!section.Find([name UTF8String], start, end))
1495         return (NSString *) [NSNull null];
1496
1497     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1498 } }
1499
1500 - (NSComparisonResult) compareByName:(Source *)source {
1501     NSString *lhs = [self name];
1502     NSString *rhs = [source name];
1503
1504     if ([lhs length] != 0 && [rhs length] != 0) {
1505         unichar lhc = [lhs characterAtIndex:0];
1506         unichar rhc = [rhs characterAtIndex:0];
1507
1508         if (isalpha(lhc) && !isalpha(rhc))
1509             return NSOrderedAscending;
1510         else if (!isalpha(lhc) && isalpha(rhc))
1511             return NSOrderedDescending;
1512     }
1513
1514     return [lhs compare:rhs options:LaxCompareOptions_];
1515 }
1516
1517 - (NSString *) depictionForPackage:(NSString *)package {
1518     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1519 }
1520
1521 - (NSString *) supportForPackage:(NSString *)package {
1522     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1523 }
1524
1525 - (NSArray *) sections {
1526     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1527 }
1528
1529 - (void) _addSection:(NSString *)section {
1530     if (record_ == nil)
1531         return;
1532     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1533         if (![sections containsObject:section]) {
1534             [sections addObject:section];
1535             Changed_ = true;
1536         }
1537     } else {
1538         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1539         Changed_ = true;
1540     }
1541 }
1542
1543 - (bool) addSection:(NSString *)section {
1544     if (record_ == nil)
1545         return false;
1546
1547     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1548     return true;
1549 }
1550
1551 - (void) _removeSection:(NSString *)section {
1552     if (record_ == nil)
1553         return;
1554
1555     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1556         if ([sections containsObject:section]) {
1557             [sections removeObject:section];
1558             Changed_ = true;
1559         }
1560 }
1561
1562 - (bool) removeSection:(NSString *)section {
1563     if (record_ == nil)
1564         return false;
1565
1566     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1567     return true;
1568 }
1569
1570 - (void) _remove {
1571     [Sources_ removeObjectForKey:[self key]];
1572     Changed_ = true;
1573 }
1574
1575 - (bool) remove {
1576     bool value(record_ != nil);
1577     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1578     return value;
1579 }
1580
1581 - (NSDictionary *) record {
1582     return record_;
1583 }
1584
1585 - (BOOL) trusted {
1586     return trusted_;
1587 }
1588
1589 - (NSString *) rooturi {
1590     return uri_;
1591 }
1592
1593 - (NSString *) distribution {
1594     return distribution_;
1595 }
1596
1597 - (NSString *) type {
1598     return type_;
1599 }
1600
1601 - (NSString *) baseuri {
1602     return base_.empty() ? nil : (id) base_;
1603 }
1604
1605 - (NSString *) iconuri {
1606     if (NSString *base = [self baseuri])
1607         return [base stringByAppendingString:@"CydiaIcon.png"];
1608
1609     return nil;
1610 }
1611
1612 - (NSURL *) iconURL {
1613     if (NSString *uri = [self iconuri])
1614         return [NSURL URLWithString:uri];
1615     return nil;
1616 }
1617
1618 - (NSString *) key {
1619     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1620 }
1621
1622 - (NSString *) host {
1623     return host_;
1624 }
1625
1626 - (NSString *) name {
1627     return origin_.empty() ? (id) authority_ : origin_;
1628 }
1629
1630 - (NSString *) shortDescription {
1631     return description_;
1632 }
1633
1634 - (NSString *) label {
1635     return label_.empty() ? (id) authority_ : label_;
1636 }
1637
1638 - (NSString *) origin {
1639     return origin_;
1640 }
1641
1642 - (NSString *) version {
1643     return version_;
1644 }
1645
1646 - (NSString *) defaultIcon {
1647     return defaultIcon_;
1648 }
1649
1650 @end
1651 /* }}} */
1652 /* CydiaOperation Class {{{ */
1653 @interface CydiaOperation : NSObject {
1654     _H<NSString> operator_;
1655     _H<NSString> value_;
1656 }
1657
1658 - (NSString *) operator;
1659 - (NSString *) value;
1660
1661 @end
1662
1663 @implementation CydiaOperation
1664
1665 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1666     if ((self = [super init]) != nil) {
1667         operator_ = [NSString stringWithUTF8String:_operator];
1668         value_ = [NSString stringWithUTF8String:value];
1669     } return self;
1670 }
1671
1672 + (NSArray *) _attributeKeys {
1673     return [NSArray arrayWithObjects:
1674         @"operator",
1675         @"value",
1676     nil];
1677 }
1678
1679 - (NSArray *) attributeKeys {
1680     return [[self class] _attributeKeys];
1681 }
1682
1683 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1684     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1685 }
1686
1687 - (NSString *) operator {
1688     return operator_;
1689 }
1690
1691 - (NSString *) value {
1692     return value_;
1693 }
1694
1695 @end
1696 /* }}} */
1697 /* CydiaClause Class {{{ */
1698 @interface CydiaClause : NSObject {
1699     _H<NSString> package_;
1700     _H<CydiaOperation> version_;
1701 }
1702
1703 - (NSString *) package;
1704 - (CydiaOperation *) version;
1705
1706 @end
1707
1708 @implementation CydiaClause
1709
1710 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1711     if ((self = [super init]) != nil) {
1712         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1713
1714         if (const char *version = dep.TargetVer())
1715             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1716         else
1717             version_ = (id) [NSNull null];
1718     } return self;
1719 }
1720
1721 + (NSArray *) _attributeKeys {
1722     return [NSArray arrayWithObjects:
1723         @"package",
1724         @"version",
1725     nil];
1726 }
1727
1728 - (NSArray *) attributeKeys {
1729     return [[self class] _attributeKeys];
1730 }
1731
1732 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1733     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1734 }
1735
1736 - (NSString *) package {
1737     return package_;
1738 }
1739
1740 - (CydiaOperation *) version {
1741     return version_;
1742 }
1743
1744 @end
1745 /* }}} */
1746 /* CydiaRelation Class {{{ */
1747 @interface CydiaRelation : NSObject {
1748     _H<NSString> relationship_;
1749     _H<NSMutableArray> clauses_;
1750 }
1751
1752 - (NSString *) relationship;
1753 - (NSArray *) clauses;
1754
1755 @end
1756
1757 @implementation CydiaRelation
1758
1759 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1760     if ((self = [super init]) != nil) {
1761         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1762         clauses_ = [NSMutableArray arrayWithCapacity:8];
1763
1764         pkgCache::DepIterator start;
1765         pkgCache::DepIterator end;
1766         dep.GlobOr(start, end); // ++dep
1767
1768         _forever {
1769             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1770
1771             // yes, seriously. (wtf?)
1772             if (start == end)
1773                 break;
1774             ++start;
1775         }
1776     } return self;
1777 }
1778
1779 + (NSArray *) _attributeKeys {
1780     return [NSArray arrayWithObjects:
1781         @"clauses",
1782         @"relationship",
1783     nil];
1784 }
1785
1786 - (NSArray *) attributeKeys {
1787     return [[self class] _attributeKeys];
1788 }
1789
1790 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1791     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1792 }
1793
1794 - (NSString *) relationship {
1795     return relationship_;
1796 }
1797
1798 - (NSArray *) clauses {
1799     return clauses_;
1800 }
1801
1802 - (void) addClause:(CydiaClause *)clause {
1803     [clauses_ addObject:clause];
1804 }
1805
1806 @end
1807 /* }}} */
1808 /* Package Class {{{ */
1809 struct ParsedPackage {
1810     CYString md5sum_;
1811     CYString tagline_;
1812
1813     CYString architecture_;
1814     CYString icon_;
1815
1816     CYString depiction_;
1817     CYString homepage_;
1818
1819     CYString sponsor_;
1820     CYString author_;
1821
1822     CYString bugs_;
1823     CYString support_;
1824 };
1825
1826 @interface Package : NSObject {
1827     uint32_t era_ : 25;
1828     uint32_t role_ : 3;
1829     uint32_t essential_ : 1;
1830     uint32_t obsolete_ : 1;
1831     uint32_t ignored_ : 1;
1832     uint32_t pooled_ : 1;
1833
1834     apr_pool_t *pool_;
1835
1836     uint32_t rank_;
1837
1838     _transient Database *database_;
1839
1840     pkgCache::VerIterator version_;
1841     pkgCache::PkgIterator iterator_;
1842     pkgCache::VerFileIterator file_;
1843
1844     CYString id_;
1845     CYString name_;
1846
1847     CYString latest_;
1848     CYString installed_;
1849
1850     const char *section_;
1851     _transient NSString *section$_;
1852
1853     _H<Source> source_;
1854
1855     PackageValue *metadata_;
1856     ParsedPackage *parsed_;
1857
1858     _H<NSMutableArray> tags_;
1859 }
1860
1861 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1862 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1863
1864 - (pkgCache::PkgIterator) iterator;
1865 - (void) parse;
1866
1867 - (NSString *) section;
1868 - (NSString *) simpleSection;
1869
1870 - (NSString *) longSection;
1871 - (NSString *) shortSection;
1872
1873 - (NSString *) uri;
1874
1875 - (MIMEAddress *) maintainer;
1876 - (size_t) size;
1877 - (NSString *) longDescription;
1878 - (NSString *) shortDescription;
1879 - (unichar) index;
1880
1881 - (PackageValue *) metadata;
1882 - (time_t) seen;
1883
1884 - (bool) subscribed;
1885 - (bool) setSubscribed:(bool)subscribed;
1886
1887 - (BOOL) ignored;
1888
1889 - (NSString *) latest;
1890 - (NSString *) installed;
1891 - (BOOL) uninstalled;
1892
1893 - (BOOL) valid;
1894 - (BOOL) upgradableAndEssential:(BOOL)essential;
1895 - (BOOL) essential;
1896 - (BOOL) broken;
1897 - (BOOL) unfiltered;
1898 - (BOOL) visible;
1899
1900 - (BOOL) half;
1901 - (BOOL) halfConfigured;
1902 - (BOOL) halfInstalled;
1903 - (BOOL) hasMode;
1904 - (NSString *) mode;
1905
1906 - (NSString *) id;
1907 - (NSString *) name;
1908 - (UIImage *) icon;
1909 - (NSString *) homepage;
1910 - (NSString *) depiction;
1911 - (MIMEAddress *) author;
1912
1913 - (NSString *) support;
1914
1915 - (NSArray *) files;
1916 - (NSArray *) warnings;
1917 - (NSArray *) applications;
1918
1919 - (Source *) source;
1920
1921 - (uint32_t) rank;
1922 - (BOOL) matches:(NSArray *)query;
1923
1924 - (bool) hasSupportingRole;
1925 - (BOOL) hasTag:(NSString *)tag;
1926 - (NSString *) primaryPurpose;
1927 - (NSArray *) purposes;
1928 - (bool) isCommercial;
1929
1930 - (void) setIndex:(size_t)index;
1931
1932 - (CYString &) cyname;
1933
1934 - (uint32_t) compareBySection:(NSArray *)sections;
1935
1936 - (void) install;
1937 - (void) remove;
1938
1939 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1940 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1941 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1942 - (bool) isVisibleInSection:(NSString *)section;
1943 - (bool) isVisibleInSource:(Source *)source;
1944
1945 @end
1946
1947 uint32_t PackageChangesRadix(Package *self, void *) {
1948     union {
1949         uint32_t key;
1950
1951         struct {
1952             uint32_t timestamp : 30;
1953             uint32_t ignored : 1;
1954             uint32_t upgradable : 1;
1955         } bits;
1956     } value;
1957
1958     bool upgradable([self upgradableAndEssential:YES]);
1959     value.bits.upgradable = upgradable ? 1 : 0;
1960
1961     if (upgradable) {
1962         value.bits.timestamp = 0;
1963         value.bits.ignored = [self ignored] ? 0 : 1;
1964         value.bits.upgradable = 1;
1965     } else {
1966         value.bits.timestamp = [self seen] >> 2;
1967         value.bits.ignored = 0;
1968         value.bits.upgradable = 0;
1969     }
1970
1971     return _not(uint32_t) - value.key;
1972 }
1973
1974 uint32_t PackagePrefixRadix(Package *self, void *context) {
1975     size_t offset(reinterpret_cast<size_t>(context));
1976     CYString &name([self cyname]);
1977
1978     size_t size(name.size());
1979     if (size == 0)
1980         return 0;
1981     char *text(name.data());
1982
1983     size_t zeros;
1984     if (!isdigit(text[0]))
1985         zeros = 0;
1986     else {
1987         size_t digits(1);
1988         while (size != digits && isdigit(text[digits]))
1989             if (++digits == 4)
1990                 break;
1991         zeros = 4 - digits;
1992     }
1993
1994     uint8_t data[4];
1995
1996     if (offset == 0 && zeros != 0) {
1997         memset(data, '0', zeros);
1998         memcpy(data + zeros, text, 4 - zeros);
1999     } else {
2000         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2001         if (size <= offset - zeros)
2002             return 0;
2003
2004         text += offset - zeros;
2005         size -= offset - zeros;
2006
2007         if (size >= 4)
2008             memcpy(data, text, 4);
2009         else {
2010             memcpy(data, text, size);
2011             memset(data + size, 0, 4 - size);
2012         }
2013
2014         for (size_t i(0); i != 4; ++i)
2015             if (isalpha(data[i]))
2016                 data[i] |= 0x20;
2017     }
2018
2019     if (offset == 0)
2020         if (data[0] == '@')
2021             data[0] = 0x7f;
2022         else
2023             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2024
2025     /* XXX: ntohl may be more honest */
2026     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2027 }
2028
2029 CYString &(*PackageName)(Package *self, SEL sel);
2030
2031 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2032     _profile(PackageNameCompare)
2033         CYString &lhi(PackageName(lhs, @selector(cyname)));
2034         CYString &rhi(PackageName(rhs, @selector(cyname)));
2035         CFStringRef lhn(lhi), rhn(rhi);
2036
2037         if (lhn == NULL)
2038             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2039         else if (rhn == NULL)
2040             return NSOrderedDescending;
2041
2042         _profile(PackageNameCompare$NumbersLast)
2043             if (!lhi.empty() && !rhi.empty()) {
2044                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2045                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2046                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2047                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2048                     return lha ? NSOrderedAscending : NSOrderedDescending;
2049             }
2050         _end
2051
2052         CFIndex length = CFStringGetLength(lhn);
2053
2054         _profile(PackageNameCompare$Compare)
2055             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2056         _end
2057     _end
2058 }
2059
2060 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2061     return PackageNameCompare(*lhs, *rhs, context);
2062 }
2063
2064 struct PackageNameOrdering :
2065     std::binary_function<Package *, Package *, bool>
2066 {
2067     _finline bool operator ()(Package *lhs, Package *rhs) const {
2068         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2069     }
2070 };
2071
2072 @implementation Package
2073
2074 - (NSString *) description {
2075     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2076 }
2077
2078 - (void) dealloc {
2079     if (!pooled_)
2080         apr_pool_destroy(pool_);
2081     if (parsed_ != NULL)
2082         delete parsed_;
2083     [super dealloc];
2084 }
2085
2086 + (NSString *) webScriptNameForSelector:(SEL)selector {
2087     if (false);
2088     else if (selector == @selector(clear))
2089         return @"clear";
2090     else if (selector == @selector(getField:))
2091         return @"getField";
2092     else if (selector == @selector(hasTag:))
2093         return @"hasTag";
2094     else if (selector == @selector(install))
2095         return @"install";
2096     else if (selector == @selector(remove))
2097         return @"remove";
2098     else
2099         return nil;
2100 }
2101
2102 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2103     return [self webScriptNameForSelector:selector] == nil;
2104 }
2105
2106 + (NSArray *) _attributeKeys {
2107     return [NSArray arrayWithObjects:
2108         @"applications",
2109         @"architecture",
2110         @"author",
2111         @"depiction",
2112         @"essential",
2113         @"homepage",
2114         @"icon",
2115         @"id",
2116         @"installed",
2117         @"latest",
2118         @"longDescription",
2119         @"longSection",
2120         @"maintainer",
2121         @"md5sum",
2122         @"mode",
2123         @"name",
2124         @"purposes",
2125         @"relations",
2126         @"section",
2127         @"selection",
2128         @"shortDescription",
2129         @"shortSection",
2130         @"simpleSection",
2131         @"size",
2132         @"source",
2133         @"sponsor",
2134         @"state",
2135         @"support",
2136         @"tags",
2137         @"warnings",
2138     nil];
2139 }
2140
2141 - (NSArray *) attributeKeys {
2142     return [[self class] _attributeKeys];
2143 }
2144
2145 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2146     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2147 }
2148
2149 - (NSArray *) relations {
2150 @synchronized (database_) {
2151     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2152     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2153         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2154     return relations;
2155 } }
2156
2157 - (NSString *) architecture {
2158     [self parse];
2159 @synchronized (database_) {
2160     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2161 } }
2162
2163 - (NSString *) getField:(NSString *)name {
2164 @synchronized (database_) {
2165     if ([database_ era] != era_ || file_.end())
2166         return nil;
2167
2168     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2169
2170     const char *start, *end;
2171     if (!parser.Find([name UTF8String], start, end))
2172         return (NSString *) [NSNull null];
2173
2174     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2175 } }
2176
2177 - (void) parse {
2178     if (parsed_ != NULL)
2179         return;
2180 @synchronized (database_) {
2181     if ([database_ era] != era_ || file_.end())
2182         return;
2183
2184     ParsedPackage *parsed(new ParsedPackage);
2185     parsed_ = parsed;
2186
2187     _profile(Package$parse)
2188         pkgRecords::Parser *parser;
2189
2190         _profile(Package$parse$Lookup)
2191             parser = &[database_ records]->Lookup(file_);
2192         _end
2193
2194         CYString website;
2195
2196         _profile(Package$parse$Find)
2197             struct {
2198                 const char *name_;
2199                 CYString *value_;
2200             } names[] = {
2201                 {"architecture", &parsed->architecture_},
2202                 {"icon", &parsed->icon_},
2203                 {"depiction", &parsed->depiction_},
2204                 {"homepage", &parsed->homepage_},
2205                 {"website", &website},
2206                 {"bugs", &parsed->bugs_},
2207                 {"support", &parsed->support_},
2208                 {"sponsor", &parsed->sponsor_},
2209                 {"author", &parsed->author_},
2210                 {"md5sum", &parsed->md5sum_},
2211             };
2212
2213             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2214                 const char *start, *end;
2215
2216                 if (parser->Find(names[i].name_, start, end)) {
2217                     CYString &value(*names[i].value_);
2218                     _profile(Package$parse$Value)
2219                         value.set(pool_, start, end - start);
2220                     _end
2221                 }
2222             }
2223         _end
2224
2225         _profile(Package$parse$Tagline)
2226             const char *start, *end;
2227             if (parser->ShortDesc(start, end)) {
2228                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2229                 if (stop == NULL)
2230                     stop = end;
2231                 while (stop != start && stop[-1] == '\r')
2232                     --stop;
2233                 parsed->tagline_.set(pool_, start, stop - start);
2234             }
2235         _end
2236
2237         _profile(Package$parse$Retain)
2238             if (parsed->homepage_.empty())
2239                 parsed->homepage_ = website;
2240             if (parsed->homepage_ == parsed->depiction_)
2241                 parsed->homepage_.clear();
2242         _end
2243     _end
2244 } }
2245
2246 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2247     if ((self = [super init]) != nil) {
2248     _profile(Package$initWithVersion)
2249         if (pool == NULL)
2250             apr_pool_create(&pool_, NULL);
2251         else {
2252             pool_ = pool;
2253             pooled_ = true;
2254         }
2255
2256         database_ = database;
2257         era_ = [database era];
2258
2259         version_ = version;
2260
2261         pkgCache::PkgIterator iterator(version.ParentPkg());
2262         iterator_ = iterator;
2263
2264         _profile(Package$initWithVersion$Version)
2265             if (!version_.end())
2266                 file_ = version_.FileList();
2267             else {
2268                 pkgCache &cache([database_ cache]);
2269                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2270             }
2271         _end
2272
2273         _profile(Package$initWithVersion$Cache)
2274             name_.set(NULL, iterator.Display());
2275
2276             latest_.set(NULL, StripVersion_(version_.VerStr()));
2277
2278             pkgCache::VerIterator current(iterator.CurrentVer());
2279             if (!current.end())
2280                 installed_.set(NULL, StripVersion_(current.VerStr()));
2281         _end
2282
2283         _profile(Package$initWithVersion$Tags)
2284             pkgCache::TagIterator tag(iterator.TagList());
2285             if (!tag.end()) {
2286                 tags_ = [NSMutableArray arrayWithCapacity:8];
2287                 do {
2288                     const char *name(tag.Name());
2289                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2290
2291                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2292                         if (strcmp(name + 6, "enduser") == 0)
2293                             role_ = 1;
2294                         else if (strcmp(name + 6, "hacker") == 0)
2295                             role_ = 2;
2296                         else if (strcmp(name + 6, "developer") == 0)
2297                             role_ = 3;
2298                         else if (strcmp(name + 6, "cydia") == 0)
2299                             role_ = 7;
2300                         else
2301                             role_ = 4;
2302                     }
2303
2304                     if (strncmp(name, "cydia::", 7) == 0) {
2305                         if (strcmp(name + 7, "essential") == 0)
2306                             essential_ = true;
2307                         else if (strcmp(name + 7, "obsolete") == 0)
2308                             obsolete_ = true;
2309                     }
2310
2311                     ++tag;
2312                 } while (!tag.end());
2313             }
2314         _end
2315
2316         _profile(Package$initWithVersion$Metadata)
2317             const char *mixed(iterator.Name());
2318             size_t size(strlen(mixed));
2319             char lower[size + 1];
2320
2321             for (size_t i(0); i != size; ++i)
2322                 lower[i] = mixed[i] | 0x20;
2323             lower[size] = '\0';
2324
2325             PackageValue *metadata(PackageFind(lower, size));
2326             metadata_ = metadata;
2327
2328             id_.set(NULL, metadata->name_, size);
2329
2330             const char *latest(version_.VerStr());
2331             size_t length(strlen(latest));
2332
2333             uint16_t vhash(hashlittle(latest, length));
2334
2335             size_t capped(std::min<size_t>(8, length));
2336             latest = latest + length - capped;
2337
2338             if (metadata->first_ == 0)
2339                 metadata->first_ = now_;
2340
2341             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2342                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2343                 metadata->vhash_ = vhash;
2344                 metadata->last_ = now_;
2345             } else if (metadata->last_ == 0)
2346                 metadata->last_ = metadata->first_;
2347         _end
2348
2349         _profile(Package$initWithVersion$Section)
2350             section_ = iterator.Section();
2351         _end
2352
2353         _profile(Package$initWithVersion$Flags)
2354             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2355             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2356         _end
2357     _end } return self;
2358 }
2359
2360 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2361     pkgCache::VerIterator version;
2362
2363     _profile(Package$packageWithIterator$GetCandidateVer)
2364         version = [database policy]->GetCandidateVer(iterator);
2365     _end
2366
2367     if (version.end())
2368         return nil;
2369
2370     Package *package;
2371
2372     _profile(Package$packageWithIterator$Allocate)
2373         package = [Package allocWithZone:zone];
2374     _end
2375
2376     _profile(Package$packageWithIterator$Initialize)
2377         package = [package
2378             initWithVersion:version
2379             withZone:zone
2380             inPool:pool
2381             database:database
2382         ];
2383     _end
2384
2385     _profile(Package$packageWithIterator$Autorelease)
2386         package = [package autorelease];
2387     _end
2388
2389     return package;
2390 }
2391
2392 - (pkgCache::PkgIterator) iterator {
2393     return iterator_;
2394 }
2395
2396 - (NSString *) section {
2397     if (section$_ == nil) {
2398         if (section_ == NULL)
2399             return nil;
2400
2401         _profile(Package$section$mappedSectionForPointer)
2402             section$_ = [database_ mappedSectionForPointer:section_];
2403         _end
2404     } return section$_;
2405 }
2406
2407 - (NSString *) simpleSection {
2408     if (NSString *section = [self section])
2409         return Simplify(section);
2410     else
2411         return nil;
2412 }
2413
2414 - (NSString *) longSection {
2415     return LocalizeSection([self section]);
2416 }
2417
2418 - (NSString *) shortSection {
2419     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2420 }
2421
2422 - (NSString *) uri {
2423     return nil;
2424 #if 0
2425     pkgIndexFile *index;
2426     pkgCache::PkgFileIterator file(file_.File());
2427     if (![database_ list].FindIndex(file, index))
2428         return nil;
2429     return [NSString stringWithUTF8String:iterator_->Path];
2430     //return [NSString stringWithUTF8String:file.Site()];
2431     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2432 #endif
2433 }
2434
2435 - (MIMEAddress *) maintainer {
2436 @synchronized (database_) {
2437     if ([database_ era] != era_ || file_.end())
2438         return nil;
2439
2440     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2441     const std::string &maintainer(parser->Maintainer());
2442     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2443 } }
2444
2445 - (NSString *) md5sum {
2446     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2447 }
2448
2449 - (size_t) size {
2450 @synchronized (database_) {
2451     if ([database_ era] != era_ || version_.end())
2452         return 0;
2453
2454     return version_->InstalledSize;
2455 } }
2456
2457 - (NSString *) longDescription {
2458 @synchronized (database_) {
2459     if ([database_ era] != era_ || file_.end())
2460         return nil;
2461
2462     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2463     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2464
2465     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2466     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2467     if ([lines count] < 2)
2468         return nil;
2469
2470     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2471     for (size_t i(1), e([lines count]); i != e; ++i) {
2472         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2473         [trimmed addObject:trim];
2474     }
2475
2476     return [trimmed componentsJoinedByString:@"\n"];
2477 } }
2478
2479 - (NSString *) shortDescription {
2480     if (parsed_ != NULL)
2481         return static_cast<NSString *>(parsed_->tagline_);
2482
2483 @synchronized (database_) {
2484     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2485
2486     const char *start, *end;
2487     if (!parser.ShortDesc(start, end))
2488         return nil;
2489
2490     if (end - start > 200)
2491         end = start + 200;
2492
2493     /*
2494     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2495         end = stop;
2496
2497     while (end != start && end[-1] == '\r')
2498         --end;
2499     */
2500
2501     return [(id) CYStringCreate(start, end - start) autorelease];
2502 } }
2503
2504 - (unichar) index {
2505     _profile(Package$index)
2506         CFStringRef name((CFStringRef) [self name]);
2507         if (CFStringGetLength(name) == 0)
2508             return '#';
2509         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2510         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2511             return '#';
2512         return toupper(character);
2513     _end
2514 }
2515
2516 - (PackageValue *) metadata {
2517     return metadata_;
2518 }
2519
2520 - (time_t) seen {
2521     PackageValue *metadata([self metadata]);
2522     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2523 }
2524
2525 - (bool) subscribed {
2526     return [self metadata]->subscribed_;
2527 }
2528
2529 - (bool) setSubscribed:(bool)subscribed {
2530     PackageValue *metadata([self metadata]);
2531     if (metadata->subscribed_ == subscribed)
2532         return false;
2533     metadata->subscribed_ = subscribed;
2534     return true;
2535 }
2536
2537 - (BOOL) ignored {
2538     return ignored_;
2539 }
2540
2541 - (NSString *) latest {
2542     return latest_;
2543 }
2544
2545 - (NSString *) installed {
2546     return installed_;
2547 }
2548
2549 - (BOOL) uninstalled {
2550     return installed_.empty();
2551 }
2552
2553 - (BOOL) valid {
2554     return !version_.end();
2555 }
2556
2557 - (BOOL) upgradableAndEssential:(BOOL)essential {
2558     _profile(Package$upgradableAndEssential)
2559         pkgCache::VerIterator current(iterator_.CurrentVer());
2560         if (current.end())
2561             return essential && essential_;
2562         else
2563             return !version_.end() && version_ != current;
2564     _end
2565 }
2566
2567 - (BOOL) essential {
2568     return essential_;
2569 }
2570
2571 - (BOOL) broken {
2572     return [database_ cache][iterator_].InstBroken();
2573 }
2574
2575 - (BOOL) unfiltered {
2576     _profile(Package$unfiltered$obsolete)
2577         if (_unlikely(obsolete_))
2578             return false;
2579     _end
2580
2581     _profile(Package$unfiltered$hasSupportingRole)
2582         if (_unlikely(![self hasSupportingRole]))
2583             return false;
2584     _end
2585
2586     return true;
2587 }
2588
2589 - (BOOL) visible {
2590     if (![self unfiltered])
2591         return false;
2592
2593     NSString *section;
2594
2595     _profile(Package$visible$section)
2596         section = [self section];
2597     _end
2598
2599     _profile(Package$visible$isSectionVisible)
2600         if (!isSectionVisible(section))
2601             return false;
2602     _end
2603
2604     return true;
2605 }
2606
2607 - (BOOL) half {
2608     unsigned char current(iterator_->CurrentState);
2609     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2610 }
2611
2612 - (BOOL) halfConfigured {
2613     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2614 }
2615
2616 - (BOOL) halfInstalled {
2617     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2618 }
2619
2620 - (BOOL) hasMode {
2621 @synchronized (database_) {
2622     if ([database_ era] != era_ || iterator_.end())
2623         return nil;
2624
2625     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2626     return state.Mode != pkgDepCache::ModeKeep;
2627 } }
2628
2629 - (NSString *) mode {
2630 @synchronized (database_) {
2631     if ([database_ era] != era_ || iterator_.end())
2632         return nil;
2633
2634     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2635
2636     switch (state.Mode) {
2637         case pkgDepCache::ModeDelete:
2638             if ((state.iFlags & pkgDepCache::Purge) != 0)
2639                 return @"PURGE";
2640             else
2641                 return @"REMOVE";
2642         case pkgDepCache::ModeKeep:
2643             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2644                 return @"REINSTALL";
2645             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2646                 return nil;*/
2647             else
2648                 return nil;
2649         case pkgDepCache::ModeInstall:
2650             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2651                 return @"REINSTALL";
2652             else*/ switch (state.Status) {
2653                 case -1:
2654                     return @"DOWNGRADE";
2655                 case 0:
2656                     return @"INSTALL";
2657                 case 1:
2658                     return @"UPGRADE";
2659                 case 2:
2660                     return @"NEW_INSTALL";
2661                 _nodefault
2662             }
2663         _nodefault
2664     }
2665 } }
2666
2667 - (NSString *) id {
2668     return id_;
2669 }
2670
2671 - (NSString *) name {
2672     return name_.empty() ? id_ : name_;
2673 }
2674
2675 - (UIImage *) icon {
2676     NSString *section = [self simpleSection];
2677
2678     UIImage *icon(nil);
2679     if (parsed_ != NULL)
2680         if (NSString *href = parsed_->icon_)
2681             if ([href hasPrefix:@"file:///"])
2682                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2683     if (icon == nil) if (section != nil)
2684         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2685     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2686         if ([dicon hasPrefix:@"file:///"])
2687             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2688     if (icon == nil)
2689         icon = [UIImage applicationImageNamed:@"unknown.png"];
2690     return icon;
2691 }
2692
2693 - (NSString *) homepage {
2694     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2695 }
2696
2697 - (NSString *) depiction {
2698     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2699 }
2700
2701 - (MIMEAddress *) sponsor {
2702     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2703 }
2704
2705 - (MIMEAddress *) author {
2706     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2707 }
2708
2709 - (NSString *) support {
2710     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2711 }
2712
2713 - (NSArray *) files {
2714     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2715     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2716
2717     std::ifstream fin;
2718     fin.open([path UTF8String]);
2719     if (!fin.is_open())
2720         return nil;
2721
2722     std::string line;
2723     while (std::getline(fin, line))
2724         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2725
2726     return files;
2727 }
2728
2729 - (NSString *) state {
2730 @synchronized (database_) {
2731     if ([database_ era] != era_ || file_.end())
2732         return nil;
2733
2734     switch (iterator_->CurrentState) {
2735         case pkgCache::State::NotInstalled:
2736             return @"NotInstalled";
2737         case pkgCache::State::UnPacked:
2738             return @"UnPacked";
2739         case pkgCache::State::HalfConfigured:
2740             return @"HalfConfigured";
2741         case pkgCache::State::HalfInstalled:
2742             return @"HalfInstalled";
2743         case pkgCache::State::ConfigFiles:
2744             return @"ConfigFiles";
2745         case pkgCache::State::Installed:
2746             return @"Installed";
2747         case pkgCache::State::TriggersAwaited:
2748             return @"TriggersAwaited";
2749         case pkgCache::State::TriggersPending:
2750             return @"TriggersPending";
2751     }
2752
2753     return (NSString *) [NSNull null];
2754 } }
2755
2756 - (NSString *) selection {
2757 @synchronized (database_) {
2758     if ([database_ era] != era_ || file_.end())
2759         return nil;
2760
2761     switch (iterator_->SelectedState) {
2762         case pkgCache::State::Unknown:
2763             return @"Unknown";
2764         case pkgCache::State::Install:
2765             return @"Install";
2766         case pkgCache::State::Hold:
2767             return @"Hold";
2768         case pkgCache::State::DeInstall:
2769             return @"DeInstall";
2770         case pkgCache::State::Purge:
2771             return @"Purge";
2772     }
2773
2774     return (NSString *) [NSNull null];
2775 } }
2776
2777 - (NSArray *) warnings {
2778     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2779     const char *name(iterator_.Name());
2780
2781     size_t length(strlen(name));
2782     if (length < 2) invalid:
2783         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2784     else for (size_t i(0); i != length; ++i)
2785         if (
2786             /* XXX: technically this is not allowed */
2787             (name[i] < 'A' || name[i] > 'Z') &&
2788             (name[i] < 'a' || name[i] > 'z') &&
2789             (name[i] < '0' || name[i] > '9') &&
2790             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2791         ) goto invalid;
2792
2793     if (strcmp(name, "cydia") != 0) {
2794         bool cydia = false;
2795         bool user = false;
2796         bool _private = false;
2797         bool stash = false;
2798
2799         bool repository = [[self section] isEqualToString:@"Repositories"];
2800
2801         if (NSArray *files = [self files])
2802             for (NSString *file in files)
2803                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2804                     cydia = true;
2805                 else if (!user && [file isEqualToString:@"/User"])
2806                     user = true;
2807                 else if (!_private && [file isEqualToString:@"/private"])
2808                     _private = true;
2809                 else if (!stash && [file isEqualToString:@"/var/stash"])
2810                     stash = true;
2811
2812         /* XXX: this is not sensitive enough. only some folders are valid. */
2813         if (cydia && !repository)
2814             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2815         if (user)
2816             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2817         if (_private)
2818             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2819         if (stash)
2820             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2821     }
2822
2823     return [warnings count] == 0 ? nil : warnings;
2824 }
2825
2826 - (NSArray *) applications {
2827     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2828
2829     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2830
2831     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2832     if (NSArray *files = [self files])
2833         for (NSString *file in files)
2834             if (application_r(file)) {
2835                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2836                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2837                 if ([id isEqualToString:me])
2838                     continue;
2839
2840                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2841                 if (display == nil)
2842                     display = application_r[1];
2843
2844                 NSString *bundle([file stringByDeletingLastPathComponent]);
2845                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2846                 if (icon == nil || [icon length] == 0)
2847                     icon = @"icon.png";
2848                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2849
2850                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2851                 [applications addObject:application];
2852
2853                 [application addObject:id];
2854                 [application addObject:display];
2855                 [application addObject:url];
2856             }
2857
2858     return [applications count] == 0 ? nil : applications;
2859 }
2860
2861 - (Source *) source {
2862     if (source_ == nil) {
2863         @synchronized (database_) {
2864             if ([database_ era] != era_ || file_.end())
2865                 source_ = (Source *) [NSNull null];
2866             else
2867                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2868         }
2869     }
2870
2871     return source_ == (Source *) [NSNull null] ? nil : source_;
2872 }
2873
2874 - (uint32_t) rank {
2875     return rank_;
2876 }
2877
2878 - (BOOL) matches:(NSArray *)query {
2879     if (query == nil || [query count] == 0)
2880         return NO;
2881
2882     rank_ = 0;
2883
2884     NSString *string;
2885     NSRange range;
2886     NSUInteger length;
2887
2888     string = [self name];
2889     length = [string length];
2890
2891     for (NSString *term in query) {
2892         range = [string rangeOfString:term options:MatchCompareOptions_];
2893         if (range.location != NSNotFound)
2894             rank_ -= 6 * 1000000 / length;
2895     }
2896
2897     if (rank_ == 0) {
2898         string = [self id];
2899         length = [string length];
2900
2901         for (NSString *term in query) {
2902             range = [string rangeOfString:term options:MatchCompareOptions_];
2903             if (range.location != NSNotFound)
2904                 rank_ -= 6 * 1000000 / length;
2905         }
2906     }
2907
2908     string = [self shortDescription];
2909     length = [string length];
2910     NSUInteger stop(std::min<NSUInteger>(length, 200));
2911
2912     for (NSString *term in query) {
2913         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2914         if (range.location != NSNotFound)
2915             rank_ -= 2 * 100000;
2916     }
2917
2918     return rank_ != 0;
2919 }
2920
2921 - (bool) hasSupportingRole {
2922     if (role_ == 0)
2923         return true;
2924     if (role_ == 1)
2925         return true;
2926     if ([Role_ isEqualToString:@"User"])
2927         return false;
2928     if (role_ == 2)
2929         return true;
2930     if ([Role_ isEqualToString:@"Hacker"])
2931         return false;
2932     if (role_ == 3)
2933         return true;
2934     if ([Role_ isEqualToString:@"Developer"])
2935         return false;
2936     _assert(false);
2937 }
2938
2939 - (NSArray *) tags {
2940     return tags_;
2941 }
2942
2943 - (BOOL) hasTag:(NSString *)tag {
2944     return tags_ == nil ? NO : [tags_ containsObject:tag];
2945 }
2946
2947 - (NSString *) primaryPurpose {
2948     for (NSString *tag in (NSArray *) tags_)
2949         if ([tag hasPrefix:@"purpose::"])
2950             return [tag substringFromIndex:9];
2951     return nil;
2952 }
2953
2954 - (NSArray *) purposes {
2955     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2956     for (NSString *tag in (NSArray *) tags_)
2957         if ([tag hasPrefix:@"purpose::"])
2958             [purposes addObject:[tag substringFromIndex:9]];
2959     return [purposes count] == 0 ? nil : purposes;
2960 }
2961
2962 - (bool) isCommercial {
2963     return [self hasTag:@"cydia::commercial"];
2964 }
2965
2966 - (void) setIndex:(size_t)index {
2967     if (metadata_->index_ != index)
2968         metadata_->index_ = index;
2969 }
2970
2971 - (CYString &) cyname {
2972     return name_.empty() ? id_ : name_;
2973 }
2974
2975 - (uint32_t) compareBySection:(NSArray *)sections {
2976     NSString *section([self section]);
2977     for (size_t i(0), e([sections count]); i != e; ++i) {
2978         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2979             return i;
2980     }
2981
2982     return _not(uint32_t);
2983 }
2984
2985 - (void) clear {
2986 @synchronized (database_) {
2987     pkgProblemResolver *resolver = [database_ resolver];
2988     resolver->Clear(iterator_);
2989
2990     pkgCacheFile &cache([database_ cache]);
2991     cache->SetReInstall(iterator_, false);
2992     cache->MarkKeep(iterator_, false);
2993 } }
2994
2995 - (void) install {
2996 @synchronized (database_) {
2997     pkgProblemResolver *resolver = [database_ resolver];
2998     resolver->Clear(iterator_);
2999     resolver->Protect(iterator_);
3000
3001     pkgCacheFile &cache([database_ cache]);
3002     cache->SetReInstall(iterator_, false);
3003     cache->MarkInstall(iterator_, false);
3004
3005     pkgDepCache::StateCache &state((*cache)[iterator_]);
3006     if (!state.Install())
3007         cache->SetReInstall(iterator_, true);
3008 } }
3009
3010 - (void) remove {
3011 @synchronized (database_) {
3012     pkgProblemResolver *resolver = [database_ resolver];
3013     resolver->Clear(iterator_);
3014     resolver->Remove(iterator_);
3015     resolver->Protect(iterator_);
3016
3017     pkgCacheFile &cache([database_ cache]);
3018     cache->SetReInstall(iterator_, false);
3019     cache->MarkDelete(iterator_, true);
3020 } }
3021
3022 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3023     _profile(Package$isUnfilteredAndSearchedForBy)
3024         bool value(true);
3025
3026         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3027             value &= [self unfiltered];
3028         _end
3029
3030         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3031             value &= [self matches:query];
3032         _end
3033
3034         return value;
3035     _end
3036 }
3037
3038 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3039     if ([search length] == 0)
3040         return false;
3041
3042     _profile(Package$isUnfilteredAndSelectedForBy)
3043         bool value(true);
3044
3045         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3046             value &= [self unfiltered];
3047         _end
3048
3049         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3050             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3051         _end
3052
3053         return value;
3054     _end
3055 }
3056
3057 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3058     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3059 }
3060
3061 - (bool) isVisibleInSection:(NSString *)name {
3062     NSString *section([self section]);
3063
3064     return (
3065         name == nil ||
3066         section == nil && [name length] == 0 ||
3067         [name isEqualToString:section]
3068     ) && [self visible];
3069 }
3070
3071 - (bool) isVisibleInSource:(Source *)source {
3072     return [self source] == source && [self visible];
3073 }
3074
3075 @end
3076 /* }}} */
3077 /* Section Class {{{ */
3078 @interface Section : NSObject {
3079     _H<NSString> name_;
3080     unichar index_;
3081     size_t row_;
3082     size_t count_;
3083     _H<NSString> localized_;
3084 }
3085
3086 - (NSComparisonResult) compareByLocalized:(Section *)section;
3087 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3088 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3089 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3090 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3091 - (NSString *) name;
3092 - (unichar) index;
3093
3094 - (size_t) row;
3095 - (size_t) count;
3096
3097 - (void) addToRow;
3098 - (void) addToCount;
3099
3100 - (void) setCount:(size_t)count;
3101 - (NSString *) localized;
3102
3103 @end
3104
3105 @implementation Section
3106
3107 - (NSComparisonResult) compareByLocalized:(Section *)section {
3108     NSString *lhs(localized_);
3109     NSString *rhs([section localized]);
3110
3111     /*if ([lhs length] != 0 && [rhs length] != 0) {
3112         unichar lhc = [lhs characterAtIndex:0];
3113         unichar rhc = [rhs characterAtIndex:0];
3114
3115         if (isalpha(lhc) && !isalpha(rhc))
3116             return NSOrderedAscending;
3117         else if (!isalpha(lhc) && isalpha(rhc))
3118             return NSOrderedDescending;
3119     }*/
3120
3121     return [lhs compare:rhs options:LaxCompareOptions_];
3122 }
3123
3124 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3125     if ((self = [self initWithName:name localize:NO]) != nil) {
3126         if (localized != nil)
3127             localized_ = localized;
3128     } return self;
3129 }
3130
3131 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3132     return [self initWithName:name row:0 localize:localize];
3133 }
3134
3135 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3136     if ((self = [super init]) != nil) {
3137         name_ = name;
3138         index_ = '\0';
3139         row_ = row;
3140         if (localize)
3141             localized_ = LocalizeSection(name_);
3142     } return self;
3143 }
3144
3145 /* XXX: localize the index thingees */
3146 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3147     if ((self = [super init]) != nil) {
3148         name_ = [NSString stringWithCharacters:&index length:1];
3149         index_ = index;
3150         row_ = row;
3151     } return self;
3152 }
3153
3154 - (NSString *) name {
3155     return name_;
3156 }
3157
3158 - (unichar) index {
3159     return index_;
3160 }
3161
3162 - (size_t) row {
3163     return row_;
3164 }
3165
3166 - (size_t) count {
3167     return count_;
3168 }
3169
3170 - (void) addToRow {
3171     ++row_;
3172 }
3173
3174 - (void) addToCount {
3175     ++count_;
3176 }
3177
3178 - (void) setCount:(size_t)count {
3179     count_ = count;
3180 }
3181
3182 - (NSString *) localized {
3183     return localized_;
3184 }
3185
3186 @end
3187 /* }}} */
3188
3189 class CydiaLogCleaner :
3190     public pkgArchiveCleaner
3191 {
3192   protected:
3193     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3194         unlink(File);
3195     }
3196 };
3197
3198 /* Database Implementation {{{ */
3199 @implementation Database
3200
3201 + (Database *) sharedInstance {
3202     static _H<Database> instance;
3203     if (instance == nil)
3204         instance = [[[Database alloc] init] autorelease];
3205     return instance;
3206 }
3207
3208 - (unsigned) era {
3209     return era_;
3210 }
3211
3212 - (void) releasePackages {
3213     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3214     CFArrayRemoveAllValues(packages_);
3215 }
3216
3217 - (void) dealloc {
3218     // XXX: actually implement this thing
3219     _assert(false);
3220     [self releasePackages];
3221     apr_pool_destroy(pool_);
3222     NSRecycleZone(zone_);
3223     [super dealloc];
3224 }
3225
3226 - (void) _readCydia:(NSNumber *)fd {
3227     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3228     std::istream is(&ib);
3229     std::string line;
3230
3231     static Pcre finish_r("^finish:([^:]*)$");
3232
3233     while (std::getline(is, line)) {
3234         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3235
3236         const char *data(line.c_str());
3237         size_t size = line.size();
3238         lprintf("C:%s\n", data);
3239
3240         if (finish_r(data, size)) {
3241             NSString *finish = finish_r[1];
3242             int index = [Finishes_ indexOfObject:finish];
3243             if (index != INT_MAX && index > Finish_)
3244                 Finish_ = index;
3245         }
3246
3247         [pool release];
3248     }
3249
3250     _assume(false);
3251 }
3252
3253 - (void) _readStatus:(NSNumber *)fd {
3254     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3255     std::istream is(&ib);
3256     std::string line;
3257
3258     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3259     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
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("S:%s\n", data);
3267
3268         if (conffile_r(data, size)) {
3269             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3270             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3271         } else if (strncmp(data, "status: ", 8) == 0) {
3272             // status: <package>: {unpacked,half-configured,installed}
3273             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3274             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3275         } else if (strncmp(data, "processing: ", 12) == 0) {
3276             // processing: configure: config-test
3277             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3278             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3279         } else if (pmstatus_r(data, size)) {
3280             std::string type([pmstatus_r[1] UTF8String]);
3281
3282             NSString *package = pmstatus_r[2];
3283             if ([package isEqualToString:@"dpkg-exec"])
3284                 package = nil;
3285
3286             float percent([pmstatus_r[3] floatValue]);
3287             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3288
3289             NSString *string = pmstatus_r[4];
3290
3291             if (type == "pmerror") {
3292                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3293                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3294             } else if (type == "pmstatus") {
3295                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3296                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3297             } else if (type == "pmconffile")
3298                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3299             else
3300                 lprintf("E:unknown pmstatus\n");
3301         } else
3302             lprintf("E:unknown status\n");
3303
3304         [pool release];
3305     }
3306
3307     _assume(false);
3308 }
3309
3310 - (void) _readOutput:(NSNumber *)fd {
3311     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3312     std::istream is(&ib);
3313     std::string line;
3314
3315     while (std::getline(is, line)) {
3316         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3317
3318         lprintf("O:%s\n", line.c_str());
3319
3320         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3321         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322
3323         [pool release];
3324     }
3325
3326     _assume(false);
3327 }
3328
3329 - (FILE *) input {
3330     return input_;
3331 }
3332
3333 - (Package *) packageWithName:(NSString *)name {
3334     if (name == nil)
3335         return nil;
3336 @synchronized (self) {
3337     if (static_cast<pkgDepCache *>(cache_) == NULL)
3338         return nil;
3339     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3340     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3341 } }
3342
3343 - (id) init {
3344     if ((self = [super init]) != nil) {
3345         policy_ = NULL;
3346         records_ = NULL;
3347         resolver_ = NULL;
3348         fetcher_ = NULL;
3349         lock_ = NULL;
3350
3351         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3352         apr_pool_create(&pool_, NULL);
3353
3354         size_t capacity(MetaFile_->active_);
3355         if (capacity == 0)
3356             capacity = 16384;
3357         else
3358             capacity += 1024;
3359
3360         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3361         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3362
3363         int fds[2];
3364
3365         _assert(pipe(fds) != -1);
3366         cydiafd_ = fds[1];
3367
3368         _config->Set("APT::Keep-Fds::", cydiafd_);
3369         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3370
3371         [NSThread
3372             detachNewThreadSelector:@selector(_readCydia:)
3373             toTarget:self
3374             withObject:[NSNumber numberWithInt:fds[0]]
3375         ];
3376
3377         _assert(pipe(fds) != -1);
3378         statusfd_ = fds[1];
3379
3380         [NSThread
3381             detachNewThreadSelector:@selector(_readStatus:)
3382             toTarget:self
3383             withObject:[NSNumber numberWithInt:fds[0]]
3384         ];
3385
3386         _assert(pipe(fds) != -1);
3387         _assert(dup2(fds[0], 0) != -1);
3388         _assert(close(fds[0]) != -1);
3389
3390         input_ = fdopen(fds[1], "a");
3391
3392         _assert(pipe(fds) != -1);
3393         _assert(dup2(fds[1], 1) != -1);
3394         _assert(close(fds[1]) != -1);
3395
3396         [NSThread
3397             detachNewThreadSelector:@selector(_readOutput:)
3398             toTarget:self
3399             withObject:[NSNumber numberWithInt:fds[0]]
3400         ];
3401     } return self;
3402 }
3403
3404 - (pkgCacheFile &) cache {
3405     return cache_;
3406 }
3407
3408 - (pkgDepCache::Policy *) policy {
3409     return policy_;
3410 }
3411
3412 - (pkgRecords *) records {
3413     return records_;
3414 }
3415
3416 - (pkgProblemResolver *) resolver {
3417     return resolver_;
3418 }
3419
3420 - (pkgAcquire &) fetcher {
3421     return *fetcher_;
3422 }
3423
3424 - (pkgSourceList &) list {
3425     return *list_;
3426 }
3427
3428 - (NSArray *) packages {
3429     return (NSArray *) packages_;
3430 }
3431
3432 - (NSArray *) sources {
3433     return sourceList_;
3434 }
3435
3436 - (Source *) sourceWithKey:(NSString *)key {
3437     for (Source *source in [self sources]) {
3438         if ([[source key] isEqualToString:key])
3439             return source;
3440     } return nil;
3441 }
3442
3443 - (bool) popErrorWithTitle:(NSString *)title {
3444     bool fatal(false);
3445
3446     while (!_error->empty()) {
3447         std::string error;
3448         bool warning(!_error->PopMessage(error));
3449         if (!warning)
3450             fatal = true;
3451
3452         for (;;) {
3453             size_t size(error.size());
3454             if (size == 0 || error[size - 1] != '\n')
3455                 break;
3456             error.resize(size - 1);
3457         }
3458
3459         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3460
3461         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3462         if (warning && no_pubkey(error.c_str()))
3463             continue;
3464
3465         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3466     }
3467
3468     return fatal;
3469 }
3470
3471 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3472     return [self popErrorWithTitle:title] || !success;
3473 }
3474
3475 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3476 @synchronized (self) {
3477     ++era_;
3478
3479     [self releasePackages];
3480
3481     sourceMap_.clear();
3482     [sourceList_ removeAllObjects];
3483
3484     _error->Discard();
3485
3486     delete list_;
3487     list_ = NULL;
3488     manager_ = NULL;
3489     delete lock_;
3490     lock_ = NULL;
3491     delete fetcher_;
3492     fetcher_ = NULL;
3493     delete resolver_;
3494     resolver_ = NULL;
3495     delete records_;
3496     records_ = NULL;
3497     delete policy_;
3498     policy_ = NULL;
3499
3500     cache_.Close();
3501
3502     apr_pool_clear(pool_);
3503
3504     NSRecycleZone(zone_);
3505     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3506
3507     int chk(creat("/tmp/cydia.chk", 0644));
3508     if (chk != -1)
3509         close(chk);
3510
3511     if (invocation != nil)
3512         [invocation invoke];
3513
3514     NSString *title(UCLocalize("DATABASE"));
3515
3516     _trace();
3517     OpProgress progress;
3518     while (!cache_.Open(progress, true)) { pop:
3519         std::string error;
3520         bool warning(!_error->PopMessage(error));
3521         lprintf("cache_.Open():[%s]\n", error.c_str());
3522
3523         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3524             [delegate_ repairWithSelector:@selector(configure)];
3525         else if (error == "The package lists or status file could not be parsed or opened.")
3526             [delegate_ repairWithSelector:@selector(update)];
3527         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3528         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3529         // else if (error == "Malformed Status line")
3530         // else if (error == "The list of sources could not be read.")
3531         else {
3532             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3533             return;
3534         }
3535
3536         if (warning)
3537             goto pop;
3538         _error->Discard();
3539     }
3540     _trace();
3541
3542     unlink("/tmp/cydia.chk");
3543
3544     now_ = [[NSDate date] timeIntervalSince1970];
3545
3546     policy_ = new pkgDepCache::Policy();
3547     records_ = new pkgRecords(cache_);
3548     resolver_ = new pkgProblemResolver(cache_);
3549     fetcher_ = new pkgAcquire(&status_);
3550     lock_ = NULL;
3551
3552     list_ = new pkgSourceList();
3553     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3554         return;
3555
3556     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3557         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3558         return;
3559     }
3560
3561     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3562         return;
3563
3564     if (cache_->BrokenCount() != 0) {
3565         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3566             return;
3567
3568         if (cache_->BrokenCount() != 0) {
3569             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3570             return;
3571         }
3572
3573         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3574             return;
3575     }
3576
3577     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3578         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3579         [sourceList_ addObject:object];
3580
3581         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3582         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3583             // XXX: this could be more intelligent
3584             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3585                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3586                 if (!cached.end())
3587                     sourceMap_[cached->ID] = object;
3588             }
3589     }
3590
3591     {
3592         /*std::vector<Package *> packages;
3593         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3594         packages_ = nil;*/
3595
3596         _trace();
3597
3598         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3599             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3600                 //packages.push_back(package);
3601                 CFArrayAppendValue(packages_, CFRetain(package));
3602
3603         _trace();
3604
3605         /*if (packages.empty())
3606             packages_ = [[NSArray alloc] init];
3607         else
3608             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3609         _trace();*/
3610
3611         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3612         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3613         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3614
3615         /*_trace();
3616         PrintTimes();
3617         _trace();*/
3618
3619         _trace();
3620
3621         /*if (!packages.empty())
3622             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3623         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3624
3625         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3626
3627         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3628
3629         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3630
3631         _trace();
3632
3633         size_t count(CFArrayGetCount(packages_));
3634         MetaFile_->active_ = count;
3635
3636         for (size_t index(0); index != count; ++index)
3637             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3638
3639         _trace();
3640     }
3641 } }
3642
3643 - (void) clear {
3644 @synchronized (self) {
3645     delete resolver_;
3646     resolver_ = new pkgProblemResolver(cache_);
3647
3648     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3649         if (!cache_[iterator].Keep())
3650             cache_->MarkKeep(iterator, false);
3651         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3652             cache_->SetReInstall(iterator, false);
3653 } }
3654
3655 - (void) configure {
3656     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3657     _trace();
3658     system([dpkg UTF8String]);
3659     _trace();
3660 }
3661
3662 - (bool) clean {
3663     // XXX: I don't remember this condition
3664     if (lock_ != NULL)
3665         return false;
3666
3667     FileFd Lock;
3668     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3669
3670     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3671
3672     if ([self popErrorWithTitle:title])
3673         return false;
3674
3675     pkgAcquire fetcher;
3676     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3677
3678     CydiaLogCleaner cleaner;
3679     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3680         return false;
3681
3682     return true;
3683 }
3684
3685 - (bool) prepare {
3686     fetcher_->Shutdown();
3687
3688     pkgRecords records(cache_);
3689
3690     lock_ = new FileFd();
3691     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3692
3693     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3694
3695     if ([self popErrorWithTitle:title])
3696         return false;
3697
3698     pkgSourceList list;
3699     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3700         return false;
3701
3702     manager_ = (_system->CreatePM(cache_));
3703     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3704         return false;
3705
3706     return true;
3707 }
3708
3709 - (void) perform {
3710     bool substrate(RestartSubstrate_);
3711     RestartSubstrate_ = false;
3712
3713     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3714
3715     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3716         pkgSourceList list;
3717         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3718             return;
3719         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3720             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3721     }
3722
3723     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3724
3725     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3726         _trace();
3727         [self popErrorWithTitle:title];
3728         return;
3729     }
3730
3731     bool failed = false;
3732     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3733         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3734             continue;
3735         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3736             continue;
3737
3738         failed = true;
3739     }
3740
3741     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3742
3743     if (failed) {
3744         _trace();
3745         return;
3746     }
3747
3748     if (substrate)
3749         RestartSubstrate_ = true;
3750
3751     _system->UnLock();
3752     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3753
3754     if (_error->PendingError()) {
3755         _trace();
3756         return;
3757     }
3758
3759     if (result == pkgPackageManager::Failed) {
3760         _trace();
3761         return;
3762     }
3763
3764     if (result != pkgPackageManager::Completed) {
3765         _trace();
3766         return;
3767     }
3768
3769     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3770         pkgSourceList list;
3771         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3772             return;
3773         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3774             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3775     }
3776
3777     if (![before isEqualToArray:after])
3778         [self update];
3779 }
3780
3781 - (bool) upgrade {
3782     NSString *title(UCLocalize("UPGRADE"));
3783     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3784         return false;
3785     return true;
3786 }
3787
3788 - (void) update {
3789     [self updateWithStatus:status_];
3790 }
3791
3792 - (void) updateWithStatus:(Status &)status {
3793     NSString *title(UCLocalize("REFRESHING_DATA"));
3794
3795     pkgSourceList list;
3796     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3797         return;
3798
3799     FileFd lock;
3800     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3801     if ([self popErrorWithTitle:title])
3802         return;
3803
3804     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3805
3806     bool success(ListUpdate(status, list, PulseInterval_));
3807     if (status.WasCancelled())
3808         _error->Discard();
3809     else {
3810         [self popErrorWithTitle:title forOperation:success];
3811         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3812         Changed_ = true;
3813     }
3814
3815     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3816 }
3817
3818 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3819     delegate_ = delegate;
3820 }
3821
3822 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3823     progress_ = delegate;
3824     status_.setDelegate(delegate);
3825 }
3826
3827 - (NSObject<ProgressDelegate> *) progressDelegate {
3828     return progress_;
3829 }
3830
3831 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3832     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3833     return i == sourceMap_.end() ? nil : i->second;
3834 }
3835
3836 - (NSString *) mappedSectionForPointer:(const char *)section {
3837     _H<NSString> *mapped;
3838
3839     _profile(Database$mappedSectionForPointer$Cache)
3840         mapped = &sections_[section];
3841     _end
3842
3843     if (*mapped == NULL) {
3844         size_t length(strlen(section));
3845         char spaced[length + 1];
3846
3847         _profile(Database$mappedSectionForPointer$Replace)
3848             for (size_t index(0); index != length; ++index)
3849                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3850             spaced[length] = '\0';
3851         _end
3852
3853         NSString *string;
3854
3855         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3856             string = [NSString stringWithUTF8String:spaced];
3857         _end
3858
3859         _profile(Database$mappedSectionForPointer$Map)
3860             string = [SectionMap_ objectForKey:string] ?: string;
3861         _end
3862
3863         *mapped = string;
3864     } return *mapped;
3865 }
3866
3867 @end
3868 /* }}} */
3869
3870 static _H<NSMutableSet> Diversions_;
3871
3872 @interface Diversion : NSObject {
3873     Pcre pattern_;
3874     _H<NSString> key_;
3875     _H<NSString> format_;
3876 }
3877
3878 @end
3879
3880 @implementation Diversion
3881
3882 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3883     if ((self = [super init]) != nil) {
3884         pattern_ = [from UTF8String];
3885         key_ = from;
3886         format_ = to;
3887     } return self;
3888 }
3889
3890 - (NSString *) divert:(NSString *)url {
3891     return !pattern_(url) ? nil : pattern_->*format_;
3892 }
3893
3894 + (NSURL *) divertURL:(NSURL *)url {
3895   divert:
3896     NSString *href([url absoluteString]);
3897
3898     for (Diversion *diversion in (id) Diversions_)
3899         if (NSString *diverted = [diversion divert:href]) {
3900 #if !ForRelease
3901             NSLog(@"div: %@", diverted);
3902 #endif
3903             url = [NSURL URLWithString:diverted];
3904             goto divert;
3905         }
3906
3907     return url;
3908 }
3909
3910 - (NSString *) key {
3911     return key_;
3912 }
3913
3914 - (NSUInteger) hash {
3915     return [key_ hash];
3916 }
3917
3918 - (BOOL) isEqual:(Diversion *)object {
3919     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3920 }
3921
3922 @end
3923
3924 @interface CydiaObject : NSObject {
3925     _H<IndirectDelegate> indirect_;
3926     _transient id delegate_;
3927 }
3928
3929 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3930
3931 @end
3932
3933 @interface CydiaWebViewController : CyteWebViewController {
3934     _H<CydiaObject> cydia_;
3935 }
3936
3937 + (void) addDiversion:(Diversion *)diversion;
3938
3939 @end
3940
3941 /* Web Scripting {{{ */
3942 @implementation CydiaObject
3943
3944 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3945     if ((self = [super init]) != nil) {
3946         indirect_ = indirect;
3947     } return self;
3948 }
3949
3950 - (void) setDelegate:(id)delegate {
3951     delegate_ = delegate;
3952 }
3953
3954 + (NSArray *) _attributeKeys {
3955     return [NSArray arrayWithObjects:
3956         @"bbsnum",
3957         @"build",
3958         @"coreFoundationVersionNumber",
3959         @"device",
3960         @"ecid",
3961         @"firmware",
3962         @"hostname",
3963         @"idiom",
3964         @"mcc",
3965         @"mnc",
3966         @"model",
3967         @"operator",
3968         @"role",
3969         @"serial",
3970         @"token",
3971         @"version",
3972     nil];
3973 }
3974
3975 - (NSArray *) attributeKeys {
3976     return [[self class] _attributeKeys];
3977 }
3978
3979 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3980     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3981 }
3982
3983 - (NSString *) version {
3984     return Cydia_;
3985 }
3986
3987 - (NSString *) build {
3988     return System_;
3989 }
3990
3991 - (NSString *) coreFoundationVersionNumber {
3992     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
3993 }
3994
3995 - (NSString *) device {
3996     return [[UIDevice currentDevice] uniqueIdentifier];
3997 }
3998
3999 - (NSString *) firmware {
4000     return [[UIDevice currentDevice] systemVersion];
4001 }
4002
4003 - (NSString *) hostname {
4004     return [[UIDevice currentDevice] name];
4005 }
4006
4007 - (NSString *) idiom {
4008     return (id) Idiom_ ?: [NSNull null];
4009 }
4010
4011 - (NSString *) mcc {
4012     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4013         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4014     return nil;
4015 }
4016
4017 - (NSString *) mnc {
4018     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4019         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4020     return nil;
4021 }
4022
4023 - (NSString *) operator {
4024     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4025         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4026     return nil;
4027 }
4028
4029 - (NSString *) bbsnum {
4030     return (id) BBSNum_ ?: [NSNull null];
4031 }
4032
4033 - (NSString *) ecid {
4034     return (id) ChipID_ ?: [NSNull null];
4035 }
4036
4037 - (NSString *) serial {
4038     return SerialNumber_;
4039 }
4040
4041 - (NSString *) role {
4042     return (id) Role_ ?: [NSNull null];
4043 }
4044
4045 - (NSString *) model {
4046     return [NSString stringWithUTF8String:Machine_];
4047 }
4048
4049 - (NSString *) token {
4050     return (id) Token_ ?: [NSNull null];
4051 }
4052
4053 + (NSString *) webScriptNameForSelector:(SEL)selector {
4054     if (false);
4055     else if (selector == @selector(addBridgedHost:))
4056         return @"addBridgedHost";
4057     else if (selector == @selector(addInsecureHost:))
4058         return @"addInsecureHost";
4059     else if (selector == @selector(addInternalRedirect::))
4060         return @"addInternalRedirect";
4061     else if (selector == @selector(addPipelinedHost:scheme:))
4062         return @"addPipelinedHost";
4063     else if (selector == @selector(addSource:::))
4064         return @"addSource";
4065     else if (selector == @selector(addTokenHost:))
4066         return @"addTokenHost";
4067     else if (selector == @selector(addTrivialSource:))
4068         return @"addTrivialSource";
4069     else if (selector == @selector(close))
4070         return @"close";
4071     else if (selector == @selector(du:))
4072         return @"du";
4073     else if (selector == @selector(stringWithFormat:arguments:))
4074         return @"format";
4075     else if (selector == @selector(getAllSources))
4076         return @"getAllSourcs";
4077     else if (selector == @selector(getKernelNumber:))
4078         return @"getKernelNumber";
4079     else if (selector == @selector(getKernelString:))
4080         return @"getKernelString";
4081     else if (selector == @selector(getInstalledPackages))
4082         return @"getInstalledPackages";
4083     else if (selector == @selector(getIORegistryEntry::))
4084         return @"getIORegistryEntry";
4085     else if (selector == @selector(getLocaleIdentifier))
4086         return @"getLocaleIdentifier";
4087     else if (selector == @selector(getPreferredLanguages))
4088         return @"getPreferredLanguages";
4089     else if (selector == @selector(getPackageById:))
4090         return @"getPackageById";
4091     else if (selector == @selector(getMetadataKeys))
4092         return @"getMetadataKeys";
4093     else if (selector == @selector(getMetadataValue:))
4094         return @"getMetadataValue";
4095     else if (selector == @selector(getSessionValue:))
4096         return @"getSessionValue";
4097     else if (selector == @selector(installPackages:))
4098         return @"installPackages";
4099     else if (selector == @selector(localizedStringForKey:value:table:))
4100         return @"localize";
4101     else if (selector == @selector(popViewController:))
4102         return @"popViewController";
4103     else if (selector == @selector(refreshSources))
4104         return @"refreshSources";
4105     else if (selector == @selector(removeButton))
4106         return @"removeButton";
4107     else if (selector == @selector(saveConfig))
4108         return @"saveConfig";
4109     else if (selector == @selector(setMetadataValue::))
4110         return @"setMetadataValue";
4111     else if (selector == @selector(setSessionValue::))
4112         return @"setSessionValue";
4113     else if (selector == @selector(substitutePackageNames:))
4114         return @"substitutePackageNames";
4115     else if (selector == @selector(scrollToBottom:))
4116         return @"scrollToBottom";
4117     else if (selector == @selector(setAllowsNavigationAction:))
4118         return @"setAllowsNavigationAction";
4119     else if (selector == @selector(setBadgeValue:))
4120         return @"setBadgeValue";
4121     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4122         return @"setButtonImage";
4123     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4124         return @"setButtonTitle";
4125     else if (selector == @selector(setHidesBackButton:))
4126         return @"setHidesBackButton";
4127     else if (selector == @selector(setHidesNavigationBar:))
4128         return @"setHidesNavigationBar";
4129     else if (selector == @selector(setNavigationBarStyle:))
4130         return @"setNavigationBarStyle";
4131     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4132         return @"setNavigationBarTintColor";
4133     else if (selector == @selector(setPasteboardString:))
4134         return @"setPasteboardString";
4135     else if (selector == @selector(setPasteboardURL:))
4136         return @"setPasteboardURL";
4137     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4138         return @"setScrollAlwaysBounceVertical";
4139     else if (selector == @selector(setScrollIndicatorStyle:))
4140         return @"setScrollIndicatorStyle";
4141     else if (selector == @selector(setToken:))
4142         return @"setToken";
4143     else if (selector == @selector(setViewportWidth:))
4144         return @"setViewportWidth";
4145     else if (selector == @selector(statfs:))
4146         return @"statfs";
4147     else if (selector == @selector(supports:))
4148         return @"supports";
4149     else if (selector == @selector(unload))
4150         return @"unload";
4151     else
4152         return nil;
4153 }
4154
4155 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4156     return [self webScriptNameForSelector:selector] == nil;
4157 }
4158
4159 - (BOOL) supports:(NSString *)feature {
4160     return [feature isEqualToString:@"window.open"];
4161 }
4162
4163 - (void) unload {
4164     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4165 }
4166
4167 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4168     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4169 }
4170
4171 - (void) setScrollIndicatorStyle:(NSString *)style {
4172     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4173 }
4174
4175 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4176     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4177 }
4178
4179 - (NSNumber *) getKernelNumber:(NSString *)name {
4180     const char *string([name UTF8String]);
4181
4182     size_t size;
4183     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4184         return (id) [NSNull null];
4185
4186     if (size != sizeof(int))
4187         return (id) [NSNull null];
4188
4189     int value;
4190     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4191         return (id) [NSNull null];
4192
4193     return [NSNumber numberWithInt:value];
4194 }
4195
4196 - (NSString *) getKernelString:(NSString *)name {
4197     const char *string([name UTF8String]);
4198
4199     size_t size;
4200     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4201         return (id) [NSNull null];
4202
4203     char value[size + 1];
4204     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4205         return (id) [NSNull null];
4206
4207     // XXX: just in case you request something ludicrous
4208     value[size] = '\0';
4209
4210     return [NSString stringWithCString:value];
4211 }
4212
4213 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4214     NSObject *value(CYIOGetValue([path UTF8String], entry));
4215
4216     if (value != nil)
4217         if ([value isKindOfClass:[NSData class]])
4218             value = CYHex((NSData *) value);
4219
4220     return value;
4221 }
4222
4223 - (NSArray *) getMetadataKeys {
4224 @synchronized (Values_) {
4225     return [Values_ allKeys];
4226 } }
4227
4228 - (id) getMetadataValue:(NSString *)key {
4229 @synchronized (Values_) {
4230     return [Values_ objectForKey:key];
4231 } }
4232
4233 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4234 @synchronized (Values_) {
4235     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4236         [Values_ removeObjectForKey:key];
4237     else
4238         [Values_ setObject:value forKey:key];
4239
4240     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4241 } }
4242
4243 - (id) getSessionValue:(NSString *)key {
4244 @synchronized (SessionData_) {
4245     return [SessionData_ objectForKey:key];
4246 } }
4247
4248 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4249 @synchronized (SessionData_) {
4250     if (value == (id) [WebUndefined undefined])
4251         [SessionData_ removeObjectForKey:key];
4252     else
4253         [SessionData_ setObject:value forKey:key];
4254 } }
4255
4256 - (void) addBridgedHost:(NSString *)host {
4257 @synchronized (HostConfig_) {
4258     [BridgedHosts_ addObject:host];
4259 } }
4260
4261 - (void) addInsecureHost:(NSString *)host {
4262 @synchronized (HostConfig_) {
4263     [InsecureHosts_ addObject:host];
4264 } }
4265
4266 - (void) addTokenHost:(NSString *)host {
4267 @synchronized (HostConfig_) {
4268     [TokenHosts_ addObject:host];
4269 } }
4270
4271 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4272 @synchronized (HostConfig_) {
4273     if (scheme != (id) [WebUndefined undefined])
4274         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4275
4276     [PipelinedHosts_ addObject:host];
4277 } }
4278
4279 - (void) popViewController:(NSNumber *)value {
4280     if (value == (id) [WebUndefined undefined])
4281         value = [NSNumber numberWithBool:YES];
4282     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4283 }
4284
4285 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4286     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4287
4288     for (NSString *section in sections)
4289         [array addObject:section];
4290
4291     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4292         @"deb", @"Type",
4293         href, @"URI",
4294         distribution, @"Distribution",
4295         array, @"Sections",
4296     nil] waitUntilDone:NO];
4297 }
4298
4299 - (void) addTrivialSource:(NSString *)href {
4300     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4301 }
4302
4303 - (void) refreshSources {
4304     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4305 }
4306
4307 - (void) saveConfig {
4308     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4309 }
4310
4311 - (NSArray *) getAllSources {
4312     return [[Database sharedInstance] sources];
4313 }
4314
4315 - (NSArray *) getInstalledPackages {
4316     Database *database([Database sharedInstance]);
4317 @synchronized (database) {
4318     NSArray *packages([database packages]);
4319     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4320     for (Package *package in packages)
4321         if (![package uninstalled])
4322             [installed addObject:package];
4323     return installed;
4324 } }
4325
4326 - (Package *) getPackageById:(NSString *)id {
4327     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4328         [package parse];
4329         return package;
4330     } else
4331         return (Package *) [NSNull null];
4332 }
4333
4334 - (NSString *) getLocaleIdentifier {
4335     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4336 }
4337
4338 - (NSArray *) getPreferredLanguages {
4339     return Languages_;
4340 }
4341
4342 - (NSArray *) statfs:(NSString *)path {
4343     struct statfs stat;
4344
4345     if (path == nil || statfs([path UTF8String], &stat) == -1)
4346         return nil;
4347
4348     return [NSArray arrayWithObjects:
4349         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4350         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4351         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4352     nil];
4353 }
4354
4355 - (NSNumber *) du:(NSString *)path {
4356     NSNumber *value(nil);
4357
4358     int fds[2];
4359     _assert(pipe(fds) != -1);
4360
4361     pid_t pid(ExecFork());
4362     if (pid == 0) {
4363         _assert(dup2(fds[1], 1) != -1);
4364         _assert(close(fds[0]) != -1);
4365         _assert(close(fds[1]) != -1);
4366         /* XXX: this should probably not use du */
4367         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4368         exit(1);
4369         _assert(false);
4370     }
4371
4372     _assert(close(fds[1]) != -1);
4373
4374     if (FILE *du = fdopen(fds[0], "r")) {
4375         char line[1024];
4376         while (fgets(line, sizeof(line), du) != NULL) {
4377             size_t length(strlen(line));
4378             while (length != 0 && line[length - 1] == '\n')
4379                 line[--length] = '\0';
4380             if (char *tab = strchr(line, '\t')) {
4381                 *tab = '\0';
4382                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4383             }
4384         }
4385
4386         fclose(du);
4387     } else _assert(close(fds[0]));
4388
4389     ReapZombie(pid);
4390
4391     return value;
4392 }
4393
4394 - (void) close {
4395     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4396 }
4397
4398 - (void) installPackages:(NSArray *)packages {
4399     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4400 }
4401
4402 - (NSString *) substitutePackageNames:(NSString *)message {
4403     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4404     for (size_t i(0), e([words count]); i != e; ++i) {
4405         NSString *word([words objectAtIndex:i]);
4406         if (Package *package = [[Database sharedInstance] packageWithName:word])
4407             [words replaceObjectAtIndex:i withObject:[package name]];
4408     }
4409
4410     return [words componentsJoinedByString:@" "];
4411 }
4412
4413 - (void) removeButton {
4414     [indirect_ removeButton];
4415 }
4416
4417 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4418     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4419 }
4420
4421 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4422     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4423 }
4424
4425 - (void) setBadgeValue:(id)value {
4426     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4427 }
4428
4429 - (void) setAllowsNavigationAction:(NSString *)value {
4430     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4431 }
4432
4433 - (void) setHidesBackButton:(NSString *)value {
4434     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4435 }
4436
4437 - (void) setHidesNavigationBar:(NSString *)value {
4438     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4439 }
4440
4441 - (void) setNavigationBarStyle:(NSString *)value {
4442     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4443 }
4444
4445 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4446     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4447     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4448     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4449 }
4450
4451 - (void) setPasteboardString:(NSString *)value {
4452     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4453 }
4454
4455 - (void) setPasteboardURL:(NSString *)value {
4456     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4457 }
4458
4459 - (void) _setToken:(NSString *)token {
4460     Token_ = token;
4461
4462     if (token == nil)
4463         [Metadata_ removeObjectForKey:@"Token"];
4464     else
4465         [Metadata_ setObject:Token_ forKey:@"Token"];
4466
4467     Changed_ = true;
4468 }
4469
4470 - (void) setToken:(NSString *)token {
4471     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4472 }
4473
4474 - (void) scrollToBottom:(NSNumber *)animated {
4475     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4476 }
4477
4478 - (void) setViewportWidth:(float)width {
4479     [indirect_ setViewportWidthOnMainThread:width];
4480 }
4481
4482 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4483     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4484     unsigned count([arguments count]);
4485     id values[count];
4486     for (unsigned i(0); i != count; ++i)
4487         values[i] = [arguments objectAtIndex:i];
4488     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4489 }
4490
4491 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4492     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4493         value = nil;
4494     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4495         table = nil;
4496     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4497 }
4498
4499 @end
4500 /* }}} */
4501
4502 @interface NSURL (CydiaSecure)
4503 @end
4504
4505 @implementation NSURL (CydiaSecure)
4506
4507 - (bool) isCydiaSecure {
4508     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4509         return true;
4510
4511     @synchronized (HostConfig_) {
4512         if ([InsecureHosts_ containsObject:[self host]])
4513             return true;
4514     }
4515
4516     return false;
4517 }
4518
4519 @end
4520
4521 /* Cydia Browser Controller {{{ */
4522 @implementation CydiaWebViewController
4523
4524 - (NSURL *) navigationURL {
4525     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4526 }
4527
4528 + (void) _initialize {
4529     [super _initialize];
4530
4531     Diversions_ = [NSMutableSet setWithCapacity:0];
4532 }
4533
4534 + (void) addDiversion:(Diversion *)diversion {
4535     [Diversions_ addObject:diversion];
4536 }
4537
4538 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4539     [super webView:view didClearWindowObject:window forFrame:frame];
4540
4541     WebDataSource *source([frame dataSource]);
4542     NSURLResponse *response([source response]);
4543     NSURL *url([response URL]);
4544     NSString *scheme([[url scheme] lowercaseString]);
4545
4546     bool bridged(false);
4547
4548     @synchronized (HostConfig_) {
4549         if ([scheme isEqualToString:@"file"])
4550             bridged = true;
4551         else if ([scheme isEqualToString:@"https"])
4552             if ([BridgedHosts_ containsObject:[url host]])
4553                 bridged = true;
4554     }
4555
4556     if (bridged)
4557         [window setValue:cydia_ forKey:@"cydia"];
4558 }
4559
4560 - (void) _setupMail:(MFMailComposeViewController *)controller {
4561     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4562
4563     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4564     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4565 }
4566
4567 - (NSURL *) URLWithURL:(NSURL *)url {
4568     return [Diversion divertURL:url];
4569 }
4570
4571 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4572     NSURL *url([request URL]);
4573     NSString *host([url host]);
4574
4575     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4576
4577     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf-Version"] == nil)
4578         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf-Version"];
4579     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4580         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4581
4582     bool bridged;
4583     bool token;
4584
4585     @synchronized (HostConfig_) {
4586         bridged = [BridgedHosts_ containsObject:host];
4587         token = [TokenHosts_ containsObject:host];
4588     }
4589
4590     if ([url isCydiaSecure]) {
4591         if (bridged) {
4592             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4593                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4594         } else if (token) {
4595             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4596                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4597         }
4598     }
4599
4600     return copy;
4601 }
4602
4603 - (void) setDelegate:(id)delegate {
4604     [super setDelegate:delegate];
4605     [cydia_ setDelegate:delegate];
4606 }
4607
4608 - (NSString *) applicationNameForUserAgent {
4609     return UserAgent_;
4610 }
4611
4612 - (id) init {
4613     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4614         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4615     } return self;
4616 }
4617
4618 @end
4619
4620 @interface AppCacheController : CydiaWebViewController {
4621 }
4622
4623 @end
4624
4625 @implementation AppCacheController
4626
4627 - (void) didReceiveMemoryWarning {
4628     // XXX: this doesn't work
4629 }
4630
4631 - (bool) retainsNetworkActivityIndicator {
4632     return false;
4633 }
4634
4635 @end
4636 /* }}} */
4637
4638 // CydiaScript {{{
4639 @interface NSObject (CydiaScript)
4640 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4641 @end
4642
4643 @implementation NSObject (CydiaScript)
4644
4645 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4646     return self;
4647 }
4648
4649 @end
4650
4651 @implementation NSArray (CydiaScript)
4652
4653 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4654     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4655     for (size_t i(0), e([self count]); i != e; ++i)
4656         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4657     return object;
4658 }
4659
4660 @end
4661
4662 @implementation NSDictionary (CydiaScript)
4663
4664 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4665     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4666     for (id i in self)
4667         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4668     return object;
4669 }
4670
4671 @end
4672 // }}}
4673
4674 /* Confirmation Controller {{{ */
4675 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4676     if (!iterator.end())
4677         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4678             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4679                 continue;
4680             pkgCache::PkgIterator package(dep.TargetPkg());
4681             if (package.end())
4682                 continue;
4683             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4684                 return true;
4685         }
4686
4687     return false;
4688 }
4689
4690 @protocol ConfirmationControllerDelegate
4691 - (void) cancelAndClear:(bool)clear;
4692 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4693 - (void) queue;
4694 @end
4695
4696 @interface ConfirmationController : CydiaWebViewController {
4697     _transient Database *database_;
4698
4699     _H<UIAlertView> essential_;
4700
4701     _H<NSDictionary> changes_;
4702     _H<NSMutableArray> issues_;
4703     _H<NSDictionary> sizes_;
4704
4705     BOOL substrate_;
4706 }
4707
4708 - (id) initWithDatabase:(Database *)database;
4709
4710 @end
4711
4712 @implementation ConfirmationController
4713
4714 - (void) complete {
4715     if (substrate_)
4716         RestartSubstrate_ = true;
4717     [delegate_ confirmWithNavigationController:[self navigationController]];
4718 }
4719
4720 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4721     NSString *context([alert context]);
4722
4723     if ([context isEqualToString:@"remove"]) {
4724         if (button == [alert cancelButtonIndex])
4725             [self dismissModalViewControllerAnimated:YES];
4726         else if (button == [alert firstOtherButtonIndex]) {
4727             [self complete];
4728         }
4729
4730         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4731     } else if ([context isEqualToString:@"unable"]) {
4732         [self dismissModalViewControllerAnimated:YES];
4733         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4734     } else {
4735         [super alertView:alert clickedButtonAtIndex:button];
4736     }
4737 }
4738
4739 - (void) _doContinue {
4740     [delegate_ cancelAndClear:NO];
4741     [self dismissModalViewControllerAnimated:YES];
4742 }
4743
4744 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4745     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4746     return nil;
4747 }
4748
4749 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4750     [super webView:view didClearWindowObject:window forFrame:frame];
4751
4752     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4753         (id) changes_, @"changes",
4754         (id) issues_, @"issues",
4755         (id) sizes_, @"sizes",
4756         self, @"queue",
4757     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4758 }
4759
4760 - (id) initWithDatabase:(Database *)database {
4761     if ((self = [super init]) != nil) {
4762         database_ = database;
4763
4764         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4765         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4766         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4767         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4768         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4769
4770         bool remove(false);
4771
4772         pkgCacheFile &cache([database_ cache]);
4773         NSArray *packages([database_ packages]);
4774         pkgDepCache::Policy *policy([database_ policy]);
4775
4776         issues_ = [NSMutableArray arrayWithCapacity:4];
4777
4778         for (Package *package in packages) {
4779             pkgCache::PkgIterator iterator([package iterator]);
4780             NSString *name([package id]);
4781
4782             if ([package broken]) {
4783                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4784
4785                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4786                     name, @"package",
4787                     reasons, @"reasons",
4788                 nil]];
4789
4790                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4791                 if (ver.end())
4792                     continue;
4793
4794                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4795                     pkgCache::DepIterator start;
4796                     pkgCache::DepIterator end;
4797                     dep.GlobOr(start, end); // ++dep
4798
4799                     if (!cache->IsImportantDep(end))
4800                         continue;
4801                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4802                         continue;
4803
4804                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4805
4806                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4807                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4808                         clauses, @"clauses",
4809                     nil]];
4810
4811                     _forever {
4812                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4813
4814                         pkgCache::PkgIterator target(start.TargetPkg());
4815                         if (target->ProvidesList != 0)
4816                             reason = @"missing";
4817                         else {
4818                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4819                             if (!ver.end()) {
4820                                 reason = @"installed";
4821                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4822                             } else if (!cache[target].CandidateVerIter(cache).end())
4823                                 reason = @"uninstalled";
4824                             else if (target->ProvidesList == 0)
4825                                 reason = @"uninstallable";
4826                             else
4827                                 reason = @"virtual";
4828                         }
4829
4830                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4831                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4832                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4833                         nil]);
4834
4835                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4836                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4837                             version, @"version",
4838                             reason, @"reason",
4839                             installed, @"installed",
4840                         nil]];
4841
4842                         // yes, seriously. (wtf?)
4843                         if (start == end)
4844                             break;
4845                         ++start;
4846                     }
4847                 }
4848             }
4849
4850             pkgDepCache::StateCache &state(cache[iterator]);
4851
4852             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4853
4854             if (state.NewInstall())
4855                 [installs addObject:name];
4856             // XXX: else if (state.Install())
4857             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4858                 [reinstalls addObject:name];
4859             // XXX: move before previous if
4860             else if (state.Upgrade())
4861                 [upgrades addObject:name];
4862             else if (state.Downgrade())
4863                 [downgrades addObject:name];
4864             else if (!state.Delete())
4865                 // XXX: _assert(state.Keep());
4866                 continue;
4867             else if (special_r(name))
4868                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4869                     [NSNull null], @"package",
4870                     [NSArray arrayWithObjects:
4871                         [NSDictionary dictionaryWithObjectsAndKeys:
4872                             @"Conflicts", @"relationship",
4873                             [NSArray arrayWithObjects:
4874                                 [NSDictionary dictionaryWithObjectsAndKeys:
4875                                     name, @"package",
4876                                     [NSNull null], @"version",
4877                                     @"installed", @"reason",
4878                                 nil],
4879                             nil], @"clauses",
4880                         nil],
4881                     nil], @"reasons",
4882                 nil]];
4883             else {
4884                 if ([package essential])
4885                     remove = true;
4886                 [removes addObject:name];
4887             }
4888
4889             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4890             substrate_ |= DepSubstrate(iterator.CurrentVer());
4891         }
4892
4893         if (!remove)
4894             essential_ = nil;
4895         else if (Advanced_) {
4896             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4897
4898             essential_ = [[[UIAlertView alloc]
4899                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4900                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4901                 delegate:self
4902                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4903                 otherButtonTitles:
4904                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4905                 nil
4906             ] autorelease];
4907
4908             [essential_ setContext:@"remove"];
4909         } else {
4910             essential_ = [[[UIAlertView alloc]
4911                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4912                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4913                 delegate:self
4914                 cancelButtonTitle:UCLocalize("OKAY")
4915                 otherButtonTitles:nil
4916             ] autorelease];
4917
4918             [essential_ setContext:@"unable"];
4919         }
4920
4921         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4922             installs, @"installs",
4923             reinstalls, @"reinstalls",
4924             upgrades, @"upgrades",
4925             downgrades, @"downgrades",
4926             removes, @"removes",
4927         nil];
4928
4929         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4930             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4931             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4932         nil];
4933
4934         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4935     } return self;
4936 }
4937
4938 - (UIBarButtonItem *) leftButton {
4939     return [[[UIBarButtonItem alloc]
4940         initWithTitle:UCLocalize("CANCEL")
4941         style:UIBarButtonItemStylePlain
4942         target:self
4943         action:@selector(cancelButtonClicked)
4944     ] autorelease];
4945 }
4946
4947 #if !AlwaysReload
4948 - (void) applyRightButton {
4949     if ([issues_ count] == 0 && ![self isLoading])
4950         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4951             initWithTitle:UCLocalize("CONFIRM")
4952             style:UIBarButtonItemStyleDone
4953             target:self
4954             action:@selector(confirmButtonClicked)
4955         ] autorelease]];
4956     else
4957         [[self navigationItem] setRightBarButtonItem:nil];
4958 }
4959 #endif
4960
4961 - (void) cancelButtonClicked {
4962     [self dismissModalViewControllerAnimated:YES];
4963     [delegate_ cancelAndClear:YES];
4964 }
4965
4966 #if !AlwaysReload
4967 - (void) confirmButtonClicked {
4968     if (essential_ != nil)
4969         [essential_ show];
4970     else
4971         [self complete];
4972 }
4973 #endif
4974
4975 @end
4976 /* }}} */
4977
4978 /* Progress Data {{{ */
4979 @interface CydiaProgressData : NSObject {
4980     _transient id delegate_;
4981
4982     bool running_;
4983     float percent_;
4984
4985     float current_;
4986     float total_;
4987     float speed_;
4988
4989     _H<NSMutableArray> events_;
4990     _H<NSString> title_;
4991
4992     _H<NSString> status_;
4993     _H<NSString> finish_;
4994 }
4995
4996 @end
4997
4998 @implementation CydiaProgressData
4999
5000 + (NSArray *) _attributeKeys {
5001     return [NSArray arrayWithObjects:
5002         @"current",
5003         @"events",
5004         @"finish",
5005         @"percent",
5006         @"running",
5007         @"speed",
5008         @"title",
5009         @"total",
5010     nil];
5011 }
5012
5013 - (NSArray *) attributeKeys {
5014     return [[self class] _attributeKeys];
5015 }
5016
5017 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5018     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5019 }
5020
5021 - (id) init {
5022     if ((self = [super init]) != nil) {
5023         events_ = [NSMutableArray arrayWithCapacity:32];
5024     } return self;
5025 }
5026
5027 - (void) setDelegate:(id)delegate {
5028     delegate_ = delegate;
5029 }
5030
5031 - (void) setPercent:(float)value {
5032     percent_ = value;
5033 }
5034
5035 - (NSNumber *) percent {
5036     return [NSNumber numberWithFloat:percent_];
5037 }
5038
5039 - (void) setCurrent:(float)value {
5040     current_ = value;
5041 }
5042
5043 - (NSNumber *) current {
5044     return [NSNumber numberWithFloat:current_];
5045 }
5046
5047 - (void) setTotal:(float)value {
5048     total_ = value;
5049 }
5050
5051 - (NSNumber *) total {
5052     return [NSNumber numberWithFloat:total_];
5053 }
5054
5055 - (void) setSpeed:(float)value {
5056     speed_ = value;
5057 }
5058
5059 - (NSNumber *) speed {
5060     return [NSNumber numberWithFloat:speed_];
5061 }
5062
5063 - (NSArray *) events {
5064     return events_;
5065 }
5066
5067 - (void) removeAllEvents {
5068     [events_ removeAllObjects];
5069 }
5070
5071 - (void) addEvent:(CydiaProgressEvent *)event {
5072     [events_ addObject:event];
5073 }
5074
5075 - (void) setTitle:(NSString *)text {
5076     title_ = text;
5077 }
5078
5079 - (NSString *) title {
5080     return title_;
5081 }
5082
5083 - (void) setFinish:(NSString *)text {
5084     finish_ = text;
5085 }
5086
5087 - (NSString *) finish {
5088     return (id) finish_ ?: [NSNull null];
5089 }
5090
5091 - (void) setRunning:(bool)running {
5092     running_ = running;
5093 }
5094
5095 - (NSNumber *) running {
5096     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5097 }
5098
5099 @end
5100 /* }}} */
5101 /* Progress Controller {{{ */
5102 @interface ProgressController : CydiaWebViewController <
5103     ProgressDelegate
5104 > {
5105     _transient Database *database_;
5106     _H<CydiaProgressData, 1> progress_;
5107     unsigned cancel_;
5108 }
5109
5110 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5111
5112 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5113
5114 - (void) setTitle:(NSString *)title;
5115 - (void) setCancellable:(bool)cancellable;
5116
5117 @end
5118
5119 @implementation ProgressController
5120
5121 - (void) dealloc {
5122     [database_ setProgressDelegate:nil];
5123     [super dealloc];
5124 }
5125
5126 - (UIBarButtonItem *) leftButton {
5127     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5128         initWithTitle:UCLocalize("CANCEL")
5129         style:UIBarButtonItemStylePlain
5130         target:self
5131         action:@selector(cancel)
5132     ] autorelease] : nil;
5133 }
5134
5135 - (void) updateCancel {
5136     [super applyLeftButton];
5137 }
5138
5139 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5140     if ((self = [super init]) != nil) {
5141         database_ = database;
5142         delegate_ = delegate;
5143
5144         [database_ setProgressDelegate:self];
5145
5146         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5147         [progress_ setDelegate:self];
5148
5149         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5150
5151         [scroller_ setBackgroundColor:[UIColor blackColor]];
5152
5153         [[self navigationItem] setHidesBackButton:YES];
5154
5155         [self updateCancel];
5156     } return self;
5157 }
5158
5159 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5160     [super webView:view didClearWindowObject:window forFrame:frame];
5161     [window setValue:progress_ forKey:@"cydiaProgress"];
5162 }
5163
5164 - (void) updateProgress {
5165     [self dispatchEvent:@"CydiaProgressUpdate"];
5166 }
5167
5168 - (void) viewWillAppear:(BOOL)animated {
5169     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5170     [super viewWillAppear:animated];
5171 }
5172
5173 - (void) close {
5174     UpdateExternalStatus(0);
5175
5176     if (Finish_ > 1)
5177         [delegate_ saveState];
5178
5179     switch (Finish_) {
5180         case 0:
5181             [delegate_ returnToCydia];
5182         break;
5183
5184         case 1:
5185             [delegate_ terminateWithSuccess];
5186             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5187                 [delegate_ suspendWithAnimation:YES];
5188             else
5189                 [delegate_ suspend];*/
5190         break;
5191
5192         case 2:
5193             _trace();
5194             goto reload;
5195
5196         case 3:
5197             _trace();
5198             goto reload;
5199
5200         reload:
5201             system("/usr/bin/sbreload");
5202             _trace();
5203         break;
5204
5205         case 4:
5206             _trace();
5207             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5208                 SBReboot(SBSSpringBoardServerPort());
5209             else
5210                 reboot2(RB_AUTOBOOT);
5211         break;
5212     }
5213
5214     [super close];
5215 }
5216
5217 - (void) setTitle:(NSString *)title {
5218     [progress_ setTitle:title];
5219     [self updateProgress];
5220 }
5221
5222 - (UIBarButtonItem *) rightButton {
5223     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5224         initWithTitle:UCLocalize("CLOSE")
5225         style:UIBarButtonItemStylePlain
5226         target:self
5227         action:@selector(close)
5228     ] autorelease];
5229 }
5230
5231 - (void) uicache {
5232     _trace();
5233     system("su -c /usr/bin/uicache mobile");
5234     _trace();
5235 }
5236
5237 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5238     UpdateExternalStatus(1);
5239
5240     [progress_ setRunning:true];
5241     [self setTitle:title];
5242     // implicit updateProgress
5243
5244     SHA1SumValue notifyconf; {
5245         FileFd file;
5246         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5247             _error->Discard();
5248         else {
5249             MMap mmap(file, MMap::ReadOnly);
5250             SHA1Summation sha1;
5251             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5252             notifyconf = sha1.Result();
5253         }
5254     }
5255
5256     SHA1SumValue springlist; {
5257         FileFd file;
5258         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5259             _error->Discard();
5260         else {
5261             MMap mmap(file, MMap::ReadOnly);
5262             SHA1Summation sha1;
5263             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5264             springlist = sha1.Result();
5265         }
5266     }
5267
5268     if (invocation != nil) {
5269         [invocation yieldToSelector:@selector(invoke)];
5270         [self setTitle:@"COMPLETE"];
5271     }
5272
5273     if (Finish_ < 4) {
5274         FileFd file;
5275         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5276             _error->Discard();
5277         else {
5278             MMap mmap(file, MMap::ReadOnly);
5279             SHA1Summation sha1;
5280             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5281             if (!(notifyconf == sha1.Result()))
5282                 Finish_ = 4;
5283         }
5284     }
5285
5286     if (Finish_ < 3) {
5287         FileFd file;
5288         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5289             _error->Discard();
5290         else {
5291             MMap mmap(file, MMap::ReadOnly);
5292             SHA1Summation sha1;
5293             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5294             if (!(springlist == sha1.Result()))
5295                 Finish_ = 3;
5296         }
5297     }
5298
5299     if (Finish_ < 2) {
5300         if (RestartSubstrate_)
5301             Finish_ = 2;
5302     }
5303
5304     RestartSubstrate_ = false;
5305
5306     switch (Finish_) {
5307         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5308         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5309         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5310         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5311         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5312     }
5313
5314     UIProgressHUD *hud([delegate_ addProgressHUD]);
5315     [hud setText:UCLocalize("LOADING")];
5316     [self yieldToSelector:@selector(uicache)];
5317     [delegate_ removeProgressHUD:hud];
5318
5319     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5320
5321     [progress_ setRunning:false];
5322     [self updateProgress];
5323
5324     [self applyRightButton];
5325 }
5326
5327 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5328     [progress_ addEvent:event];
5329     [self updateProgress];
5330 }
5331
5332 - (bool) isProgressCancelled {
5333     return cancel_ == 2;
5334 }
5335
5336 - (void) cancel {
5337     cancel_ = 2;
5338     [self updateCancel];
5339 }
5340
5341 - (void) setCancellable:(bool)cancellable {
5342     unsigned cancel(cancel_);
5343
5344     if (!cancellable)
5345         cancel_ = 0;
5346     else if (cancel_ == 0)
5347         cancel_ = 1;
5348
5349     if (cancel != cancel_)
5350         [self updateCancel];
5351 }
5352
5353 - (void) setProgressCancellable:(NSNumber *)cancellable {
5354     [self setCancellable:[cancellable boolValue]];
5355 }
5356
5357 - (void) setProgressPercent:(NSNumber *)percent {
5358     [progress_ setPercent:[percent floatValue]];
5359     [self updateProgress];
5360 }
5361
5362 - (void) setProgressStatus:(NSDictionary *)status {
5363     if (status == nil) {
5364         [progress_ setCurrent:0];
5365         [progress_ setTotal:0];
5366         [progress_ setSpeed:0];
5367     } else {
5368         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5369
5370         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5371         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5372         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5373     }
5374
5375     [self updateProgress];
5376 }
5377
5378 @end
5379 /* }}} */
5380
5381 /* Package Cell {{{ */
5382 @interface PackageCell : CyteTableViewCell <
5383     CyteTableViewCellDelegate
5384 > {
5385     _H<UIImage> icon_;
5386     _H<NSString> name_;
5387     _H<NSString> description_;
5388     bool commercial_;
5389     _H<NSString> source_;
5390     _H<UIImage> badge_;
5391     _H<UIImage> placard_;
5392     bool summarized_;
5393 }
5394
5395 - (PackageCell *) init;
5396 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5397
5398 - (void) drawContentRect:(CGRect)rect;
5399
5400 @end
5401
5402 @implementation PackageCell
5403
5404 - (PackageCell *) init {
5405     CGRect frame(CGRectMake(0, 0, 320, 74));
5406     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5407         UIView *content([self contentView]);
5408         CGRect bounds([content bounds]);
5409
5410         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5411         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5412         [content addSubview:content_];
5413
5414         [content_ setDelegate:self];
5415         [content_ setOpaque:YES];
5416     } return self;
5417 }
5418
5419 - (NSString *) accessibilityLabel {
5420     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5421 }
5422
5423 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5424     summarized_ = summary;
5425
5426     icon_ = nil;
5427     name_ = nil;
5428     description_ = nil;
5429     source_ = nil;
5430     badge_ = nil;
5431     placard_ = nil;
5432
5433     if (package == nil)
5434         [content_ setBackgroundColor:[UIColor whiteColor]];
5435     else {
5436         [package parse];
5437
5438         Source *source = [package source];
5439
5440         icon_ = [package icon];
5441
5442         if (NSString *name = [package name])
5443             name_ = [NSString stringWithString:name];
5444
5445         NSString *description(nil);
5446
5447         if (description == nil && IsWildcat_)
5448             description = [package longDescription];
5449         if (description == nil)
5450             description = [package shortDescription];
5451
5452         if (description != nil)
5453             description_ = [NSString stringWithString:description];
5454
5455         commercial_ = [package isCommercial];
5456
5457         NSString *label = nil;
5458         bool trusted = false;
5459
5460         if (source != nil) {
5461             label = [source label];
5462             trusted = [source trusted];
5463         } else if ([[package id] isEqualToString:@"firmware"])
5464             label = UCLocalize("APPLE");
5465         else
5466             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5467
5468         NSString *from(label);
5469
5470         NSString *section = [package simpleSection];
5471         if (section != nil && ![section isEqualToString:label]) {
5472             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5473             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5474         }
5475
5476         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5477
5478         if (NSString *purpose = [package primaryPurpose])
5479             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5480
5481         UIColor *color;
5482         NSString *placard;
5483
5484         if (NSString *mode = [package mode]) {
5485             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5486                 color = RemovingColor_;
5487                 //placard = @"removing";
5488             } else {
5489                 color = InstallingColor_;
5490                 //placard = @"installing";
5491             }
5492
5493             // XXX: the removing/installing placards are not @2x
5494             placard = nil;
5495         } else {
5496             color = [UIColor whiteColor];
5497
5498             if ([package installed] != nil)
5499                 placard = @"installed";
5500             else
5501                 placard = nil;
5502         }
5503
5504         [content_ setBackgroundColor:color];
5505
5506         if (placard != nil)
5507             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5508     }
5509
5510     [self setNeedsDisplay];
5511     [content_ setNeedsDisplay];
5512 }
5513
5514 - (void) drawSummaryContentRect:(CGRect)rect {
5515     bool highlighted(highlighted_);
5516     float width([self bounds].size.width);
5517
5518     if (icon_ != nil) {
5519         CGRect rect;
5520         rect.size = [(UIImage *) icon_ size];
5521
5522         while (rect.size.width > 16 || rect.size.height > 16) {
5523             rect.size.width /= 2;
5524             rect.size.height /= 2;
5525         }
5526
5527         rect.origin.x = 18 - rect.size.width / 2;
5528         rect.origin.y = 18 - rect.size.height / 2;
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 = 23 - rect.size.width / 2;
5541         rect.origin.y = 23 - rect.size.height / 2;
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         while (rect.size.width > 32 || rect.size.height > 32) {
5566             rect.size.width /= 2;
5567             rect.size.height /= 2;
5568         }
5569
5570         rect.origin.x = 25 - rect.size.width / 2;
5571         rect.origin.y = 25 - rect.size.height / 2;
5572
5573         [icon_ drawInRect:rect];
5574     }
5575
5576     if (badge_ != nil) {
5577         CGRect rect;
5578         rect.size = [(UIImage *) badge_ size];
5579
5580         rect.size.width /= 2;
5581         rect.size.height /= 2;
5582
5583         rect.origin.x = 36 - rect.size.width / 2;
5584         rect.origin.y = 36 - rect.size.height / 2;
5585
5586         [badge_ drawInRect:rect];
5587     }
5588
5589     if (highlighted)
5590         UISetColor(White_);
5591
5592     if (!highlighted)
5593         UISetColor(commercial_ ? Purple_ : Black_);
5594     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5595     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5596
5597     if (!highlighted)
5598         UISetColor(commercial_ ? Purplish_ : Gray_);
5599     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5600
5601     if (placard_ != nil)
5602         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5603 }
5604
5605 - (void) drawContentRect:(CGRect)rect {
5606     if (summarized_)
5607         [self drawSummaryContentRect:rect];
5608     else
5609         [self drawNormalContentRect:rect];
5610 }
5611
5612 @end
5613 /* }}} */
5614 /* Section Cell {{{ */
5615 @interface SectionCell : CyteTableViewCell <
5616     CyteTableViewCellDelegate
5617 > {
5618     _H<NSString> basic_;
5619     _H<NSString> section_;
5620     _H<NSString> name_;
5621     _H<NSString> count_;
5622     _H<UIImage> icon_;
5623     _H<UISwitch> switch_;
5624     BOOL editing_;
5625 }
5626
5627 - (void) setSection:(Section *)section editing:(BOOL)editing;
5628
5629 @end
5630
5631 @implementation SectionCell
5632
5633 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5634     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5635         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5636         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5637         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5638
5639         UIView *content([self contentView]);
5640         CGRect bounds([content bounds]);
5641
5642         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5643         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5644         [content addSubview:content_];
5645         [content_ setBackgroundColor:[UIColor whiteColor]];
5646
5647         [content_ setDelegate:self];
5648     } return self;
5649 }
5650
5651 - (void) onSwitch:(id)sender {
5652     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5653     if (metadata == nil) {
5654         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5655         [Sections_ setObject:metadata forKey:basic_];
5656     }
5657
5658     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5659     Changed_ = true;
5660 }
5661
5662 - (void) setSection:(Section *)section editing:(BOOL)editing {
5663     if (editing != editing_) {
5664         if (editing_)
5665             [switch_ removeFromSuperview];
5666         else
5667             [self addSubview:switch_];
5668         editing_ = editing;
5669     }
5670
5671     basic_ = nil;
5672     section_ = nil;
5673     name_ = nil;
5674     count_ = nil;
5675
5676     if (section == nil) {
5677         name_ = UCLocalize("ALL_PACKAGES");
5678         count_ = nil;
5679     } else {
5680         basic_ = [section name];
5681         section_ = [section localized];
5682
5683         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5684         count_ = [NSString stringWithFormat:@"%d", [section count]];
5685
5686         if (editing_)
5687             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5688     }
5689
5690     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5691     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5692
5693     [content_ setNeedsDisplay];
5694 }
5695
5696 - (void) setFrame:(CGRect)frame {
5697     [super setFrame:frame];
5698
5699     CGRect rect([switch_ frame]);
5700     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5701 }
5702
5703 - (NSString *) accessibilityLabel {
5704     return name_;
5705 }
5706
5707 - (void) drawContentRect:(CGRect)rect {
5708     bool highlighted(highlighted_ && !editing_);
5709
5710     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5711
5712     if (highlighted)
5713         UISetColor(White_);
5714
5715     float width(rect.size.width);
5716     if (editing_)
5717         width -= 87;
5718
5719     if (!highlighted)
5720         UISetColor(Black_);
5721     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5722
5723     CGSize size = [count_ sizeWithFont:Font14_];
5724
5725     UISetColor(White_);
5726     if (count_ != nil)
5727         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5728 }
5729
5730 @end
5731 /* }}} */
5732
5733 /* File Table {{{ */
5734 @interface FileTable : CyteViewController <
5735     UITableViewDataSource,
5736     UITableViewDelegate
5737 > {
5738     _transient Database *database_;
5739     _H<Package> package_;
5740     _H<NSString> name_;
5741     _H<NSMutableArray> files_;
5742     _H<UITableView, 2> list_;
5743 }
5744
5745 - (id) initWithDatabase:(Database *)database;
5746 - (void) setPackage:(Package *)package;
5747
5748 @end
5749
5750 @implementation FileTable
5751
5752 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5753     return files_ == nil ? 0 : [files_ count];
5754 }
5755
5756 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5757     return 24.0f;
5758 }*/
5759
5760 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5761     static NSString *reuseIdentifier = @"Cell";
5762
5763     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5764     if (cell == nil) {
5765         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5766         [cell setFont:[UIFont systemFontOfSize:16]];
5767     }
5768     [cell setText:[files_ objectAtIndex:indexPath.row]];
5769     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5770
5771     return cell;
5772 }
5773
5774 - (NSURL *) navigationURL {
5775     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5776 }
5777
5778 - (void) loadView {
5779     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5780     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5781     [list_ setRowHeight:24.0f];
5782     [(UITableView *) list_ setDataSource:self];
5783     [list_ setDelegate:self];
5784     [self setView: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     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6229     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6230     [self setView:view];
6231
6232     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6233     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6234     [view addSubview:list_];
6235
6236     // XXX: is 20 the most optimal number here?
6237     [list_ setSectionIndexMinimumDisplayRowCount:20];
6238
6239     [(UITableView *) list_ setDataSource:self];
6240     [list_ setDelegate:self];
6241
6242     [self updateHeight];
6243 }
6244
6245 - (void) releaseSubviews {
6246     list_ = nil;
6247
6248     packages_ = nil;
6249     sections_ = nil;
6250     index_ = nil;
6251     indices_ = nil;
6252
6253     [super releaseSubviews];
6254 }
6255
6256 - (void) setDelegate:(id)delegate {
6257     delegate_ = delegate;
6258 }
6259
6260 - (bool) shouldYield {
6261     return false;
6262 }
6263
6264 - (bool) shouldBlock {
6265     return false;
6266 }
6267
6268 - (NSMutableArray *) _reloadPackages {
6269 @synchronized (database_) {
6270     era_ = [database_ era];
6271     NSArray *packages([database_ packages]);
6272
6273     return [NSMutableArray arrayWithArray:packages];
6274 } }
6275
6276 - (void) _reloadData {
6277     if (reloading_ != 0) {
6278         reloading_ = 2;
6279         return;
6280     }
6281
6282     NSArray *packages;
6283
6284   reload:
6285     if ([self shouldYield]) {
6286         do {
6287             UIProgressHUD *hud;
6288
6289             if (![self shouldBlock])
6290                 hud = nil;
6291             else {
6292                 hud = [delegate_ addProgressHUD];
6293                 [hud setText:UCLocalize("LOADING")];
6294             }
6295
6296             reloading_ = 1;
6297             packages = [self yieldToSelector:@selector(_reloadPackages)];
6298
6299             if (hud != nil)
6300                 [delegate_ removeProgressHUD:hud];
6301         } while (reloading_ == 2);
6302     } else {
6303         packages = [self _reloadPackages];
6304     }
6305
6306 @synchronized (database_) {
6307     if (era_ != [database_ era])
6308         goto reload;
6309     reloading_ = 0;
6310
6311     packages_ = packages;
6312
6313     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6314     sections_ = [NSMutableArray arrayWithCapacity:16];
6315
6316     Section *section = nil;
6317
6318 #if TryIndexedCollation
6319     if ([[self class] hasIndexedCollation]) {
6320         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6321
6322         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6323         NSArray *titles = [collation sectionIndexTitles];
6324         int secidx = -1;
6325
6326         _profile(PackageTable$reloadData$Section)
6327             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6328                 Package *package;
6329                 int index;
6330
6331                 _profile(PackageTable$reloadData$Section$Package)
6332                     package = [packages_ objectAtIndex:offset];
6333                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6334                 _end
6335
6336                 while (secidx < index) {
6337                     secidx += 1;
6338
6339                     _profile(PackageTable$reloadData$Section$Allocate)
6340                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6341                     _end
6342
6343                     _profile(PackageTable$reloadData$Section$Add)
6344                         [sections_ addObject:section];
6345                     _end
6346                 }
6347
6348                 [section addToCount];
6349             }
6350         _end
6351     } else
6352 #endif
6353     {
6354         index_ = [NSMutableArray arrayWithCapacity:32];
6355
6356         bool sectioned([self showsSections]);
6357         if (!sectioned) {
6358             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6359             [sections_ addObject:section];
6360         }
6361
6362         _profile(PackageTable$reloadData$Section)
6363             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6364                 Package *package;
6365                 unichar index;
6366
6367                 _profile(PackageTable$reloadData$Section$Package)
6368                     package = [packages_ objectAtIndex:offset];
6369                     index = [package index];
6370                 _end
6371
6372                 if (sectioned && (section == nil || [section index] != index)) {
6373                     _profile(PackageTable$reloadData$Section$Allocate)
6374                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6375                     _end
6376
6377                     [index_ addObject:[section name]];
6378                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6379
6380                     _profile(PackageTable$reloadData$Section$Add)
6381                         [sections_ addObject:section];
6382                     _end
6383                 }
6384
6385                 [section addToCount];
6386             }
6387         _end
6388     }
6389
6390     [self updateHeight];
6391
6392     _profile(PackageTable$reloadData$List)
6393         [(UITableView *) list_ setDataSource:self];
6394         [list_ reloadData];
6395     _end
6396 } }
6397
6398 - (void) reloadData {
6399     [super reloadData];
6400
6401     if ([self shouldYield])
6402         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6403     else
6404         [self _reloadData];
6405 }
6406
6407 - (void) resetCursor {
6408     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6409 }
6410
6411 - (void) clearData {
6412     [self updateHeight];
6413
6414     [list_ setDataSource:nil];
6415     [list_ reloadData];
6416
6417     [self resetCursor];
6418 }
6419
6420 @end
6421 /* }}} */
6422 /* Filtered Package List Controller {{{ */
6423 @interface FilteredPackageListController : PackageListController {
6424     SEL filter_;
6425     IMP imp_;
6426     _H<NSObject> object_;
6427 }
6428
6429 - (void) setObject:(id)object;
6430 - (void) setObject:(id)object forFilter:(SEL)filter;
6431
6432 - (SEL) filter;
6433 - (void) setFilter:(SEL)filter;
6434
6435 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6436
6437 @end
6438
6439 @implementation FilteredPackageListController
6440
6441 - (SEL) filter {
6442     return filter_;
6443 }
6444
6445 - (void) setFilter:(SEL)filter {
6446 @synchronized (self) {
6447     filter_ = filter;
6448
6449     /* XXX: this is an unsafe optimization of doomy hell */
6450     Method method(class_getInstanceMethod([Package class], filter));
6451     _assert(method != NULL);
6452     imp_ = method_getImplementation(method);
6453     _assert(imp_ != NULL);
6454 } }
6455
6456 - (void) setObject:(id)object {
6457 @synchronized (self) {
6458     object_ = object;
6459 } }
6460
6461 - (void) setObject:(id)object forFilter:(SEL)filter {
6462 @synchronized (self) {
6463     [self setFilter:filter];
6464     [self setObject:object];
6465 } }
6466
6467 - (NSMutableArray *) _reloadPackages {
6468 @synchronized (database_) {
6469     era_ = [database_ era];
6470     NSArray *packages([database_ packages]);
6471
6472     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6473
6474     IMP imp;
6475     SEL filter;
6476     _H<NSObject> object;
6477
6478     @synchronized (self) {
6479         imp = imp_;
6480         filter = filter_;
6481         object = object_;
6482     }
6483
6484     _profile(PackageTable$reloadData$Filter)
6485         for (Package *package in packages)
6486             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6487                 [filtered addObject:package];
6488     _end
6489
6490     return filtered;
6491 } }
6492
6493 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6494     if ((self = [super initWithDatabase:database title:title]) != nil) {
6495         [self setFilter:filter];
6496         [self setObject:object];
6497     } return self;
6498 }
6499
6500 @end
6501 /* }}} */
6502
6503 /* Home Controller {{{ */
6504 @interface HomeController : CydiaWebViewController {
6505 }
6506
6507 @end
6508
6509 @implementation HomeController
6510
6511 - (id) init {
6512     if ((self = [super init]) != nil) {
6513         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6514         [self reloadData];
6515     } return self;
6516 }
6517
6518 - (NSURL *) navigationURL {
6519     return [NSURL URLWithString:@"cydia://home"];
6520 }
6521
6522 - (void) aboutButtonClicked {
6523     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6524
6525     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6526     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6527     [alert setCancelButtonIndex:0];
6528
6529     [alert setMessage:
6530         @"Copyright \u00a9 2008-2011\n"
6531         "SaurikIT, LLC\n"
6532         "\n"
6533         "Jay Freeman (saurik)\n"
6534         "saurik@saurik.com\n"
6535         "http://www.saurik.com/"
6536     ];
6537
6538     [alert show];
6539 }
6540
6541 - (UIBarButtonItem *) leftButton {
6542     return [[[UIBarButtonItem alloc]
6543         initWithTitle:UCLocalize("ABOUT")
6544         style:UIBarButtonItemStylePlain
6545         target:self
6546         action:@selector(aboutButtonClicked)
6547     ] autorelease];
6548 }
6549
6550 @end
6551 /* }}} */
6552 /* Manage Controller {{{ */
6553 @interface ManageController : CydiaWebViewController {
6554 }
6555
6556 - (void) queueStatusDidChange;
6557
6558 @end
6559
6560 @implementation ManageController
6561
6562 - (id) init {
6563     if ((self = [super init]) != nil) {
6564         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6565     } return self;
6566 }
6567
6568 - (NSURL *) navigationURL {
6569     return [NSURL URLWithString:@"cydia://manage"];
6570 }
6571
6572 - (UIBarButtonItem *) leftButton {
6573     return [[[UIBarButtonItem alloc]
6574         initWithTitle:UCLocalize("SETTINGS")
6575         style:UIBarButtonItemStylePlain
6576         target:self
6577         action:@selector(settingsButtonClicked)
6578     ] autorelease];
6579 }
6580
6581 - (void) settingsButtonClicked {
6582     [delegate_ showSettings];
6583 }
6584
6585 - (void) queueButtonClicked {
6586     [delegate_ queue];
6587 }
6588
6589 - (UIBarButtonItem *) rightButton {
6590     return Queuing_ ? [[[UIBarButtonItem alloc]
6591         initWithTitle:UCLocalize("QUEUE")
6592         style:UIBarButtonItemStyleDone
6593         target:self
6594         action:@selector(queueButtonClicked)
6595     ] autorelease] : nil;
6596 }
6597
6598 - (void) queueStatusDidChange {
6599     [self applyRightButton];
6600 }
6601
6602 - (bool) isLoading {
6603     return !Queuing_ && [super isLoading];
6604 }
6605
6606 @end
6607 /* }}} */
6608
6609 /* Refresh Bar {{{ */
6610 @interface RefreshBar : UINavigationBar {
6611     _H<UIProgressIndicator> indicator_;
6612     _H<UITextLabel> prompt_;
6613     _H<UIProgressBar> progress_;
6614     _H<UINavigationButton> cancel_;
6615 }
6616
6617 @end
6618
6619 @implementation RefreshBar
6620
6621 - (void) positionViews {
6622     CGRect frame = [cancel_ frame];
6623     frame.size = [cancel_ sizeThatFits:frame.size];
6624     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6625     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6626     [cancel_ setFrame:frame];
6627
6628     CGSize prgsize = {75, 100};
6629     CGRect prgrect = {{
6630         [self frame].size.width - prgsize.width - 10,
6631         ([self frame].size.height - prgsize.height) / 2
6632     } , prgsize};
6633     [progress_ setFrame:prgrect];
6634
6635     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6636     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6637     CGRect indrect = {{indoffset, indoffset}, indsize};
6638     [indicator_ setFrame:indrect];
6639
6640     CGSize prmsize = {215, indsize.height + 4};
6641     CGRect prmrect = {{
6642         indoffset * 2 + indsize.width,
6643         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6644     }, prmsize};
6645     [prompt_ setFrame:prmrect];
6646 }
6647
6648 - (void) setFrame:(CGRect)frame {
6649     [super setFrame:frame];
6650     [self positionViews];
6651 }
6652
6653 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6654     if ((self = [super initWithFrame:frame]) != nil) {
6655         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6656
6657         [self setBarStyle:UIBarStyleBlack];
6658
6659         UIBarStyle barstyle([self _barStyle:NO]);
6660         bool ugly(barstyle == UIBarStyleDefault);
6661
6662         UIProgressIndicatorStyle style = ugly ?
6663             UIProgressIndicatorStyleMediumBrown :
6664             UIProgressIndicatorStyleMediumWhite;
6665
6666         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6667         [(UIProgressIndicator *) indicator_ setStyle:style];
6668         [indicator_ startAnimation];
6669         [self addSubview:indicator_];
6670
6671         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6672         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6673         [prompt_ setBackgroundColor:[UIColor clearColor]];
6674         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6675         [self addSubview:prompt_];
6676
6677         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6678         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6679         [(UIProgressBar *) progress_ setStyle:0];
6680         [self addSubview:progress_];
6681
6682         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6683         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6684         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6685         [cancel_ setBarStyle:barstyle];
6686
6687         [self positionViews];
6688     } return self;
6689 }
6690
6691 - (void) setCancellable:(bool)cancellable {
6692     if (cancellable)
6693         [self addSubview:cancel_];
6694     else
6695         [cancel_ removeFromSuperview];
6696 }
6697
6698 - (void) start {
6699     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6700     [progress_ setProgress:0];
6701 }
6702
6703 - (void) stop {
6704     [self setCancellable:NO];
6705 }
6706
6707 - (void) setPrompt:(NSString *)prompt {
6708     [prompt_ setText:prompt];
6709 }
6710
6711 - (void) setProgress:(float)progress {
6712     [progress_ setProgress:progress];
6713 }
6714
6715 @end
6716 /* }}} */
6717
6718 /* Cydia Navigation Controller Interface {{{ */
6719 @interface UINavigationController (Cydia)
6720
6721 - (NSArray *) navigationURLCollection;
6722 - (void) unloadData;
6723
6724 @end
6725 /* }}} */
6726
6727 /* Cydia Tab Bar Controller {{{ */
6728 @interface CYTabBarController : UITabBarController <
6729     UITabBarControllerDelegate,
6730     ProgressDelegate
6731 > {
6732     _transient Database *database_;
6733     _H<RefreshBar, 1> refreshbar_;
6734
6735     bool dropped_;
6736     bool updating_;
6737     // XXX: ok, "updatedelegate_"?...
6738     _transient NSObject<CydiaDelegate> *updatedelegate_;
6739
6740     _H<UIViewController> remembered_;
6741     _transient UIViewController *transient_;
6742 }
6743
6744 - (NSArray *) navigationURLCollection;
6745 - (void) dropBar:(BOOL)animated;
6746 - (void) beginUpdate;
6747 - (void) raiseBar:(BOOL)animated;
6748 - (BOOL) updating;
6749 - (void) unloadData;
6750
6751 @end
6752
6753 @implementation CYTabBarController
6754
6755 - (void) didReceiveMemoryWarning {
6756     [super didReceiveMemoryWarning];
6757
6758     // presenting a UINavigationController on 2.x does not update its transitionView
6759     // it thereby will not allow its topViewController to be unloaded by memory pressure
6760     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6761         UIViewController *selected([self selectedViewController]);
6762         for (UINavigationController *controller in [self viewControllers])
6763             if (controller != selected)
6764                 if (UIViewController *top = [controller topViewController])
6765                     [top unloadView];
6766     }
6767 }
6768
6769 - (void) setUnselectedViewController:(UIViewController *)transient {
6770     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6771         if (transient != nil) {
6772             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6773             [self setSelectedIndex:0];
6774         } return;
6775     }
6776
6777     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6778     [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6779     transient = navigation;
6780
6781     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6782     if (transient != nil) {
6783         if (transient_ == nil)
6784             remembered_ = [controllers objectAtIndex:0];
6785         transient_ = transient;
6786         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6787         [controllers replaceObjectAtIndex:0 withObject:transient_];
6788         [self setSelectedIndex:0];
6789         [self setViewControllers:controllers];
6790         [self concealTabBarSelection];
6791     } else if (remembered_ != nil) {
6792         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6793         transient_ = transient;
6794         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6795         remembered_ = nil;
6796         [self setViewControllers:controllers];
6797         [self revealTabBarSelection];
6798     }
6799 }
6800
6801 - (UIViewController *) unselectedViewController {
6802     return transient_;
6803 }
6804
6805 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6806     if ([self unselectedViewController])
6807         [self setUnselectedViewController:nil];
6808
6809     // presenting a UINavigationController on 2.x does not update its transitionView
6810     // if this view was unloaded, the tranitionView may currently be presenting nothing
6811     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6812         UINavigationController *navigation((UINavigationController *) viewController);
6813         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6814         [navigation popViewControllerAnimated:NO];
6815     }
6816 }
6817
6818 - (NSArray *) navigationURLCollection {
6819     NSMutableArray *items([NSMutableArray array]);
6820
6821     // XXX: Should this deal with transient view controllers?
6822     for (id navigation in [self viewControllers]) {
6823         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6824         if (stack != nil)
6825             [items addObject:stack];
6826     }
6827
6828     return items;
6829 }
6830
6831 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6832     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6833         [self setUnselectedViewController:nil];
6834     else
6835         [super dismissModalViewControllerAnimated:YES];
6836 }
6837
6838 - (void) unloadData {
6839     [super unloadData];
6840
6841     for (UINavigationController *controller in [self viewControllers])
6842         [controller unloadData];
6843
6844     if (UIViewController *selected = [self selectedViewController])
6845         [selected reloadData];
6846
6847     if (UIViewController *unselected = [self unselectedViewController]) {
6848         [unselected unloadData];
6849         [unselected reloadData];
6850     }
6851 }
6852
6853 - (void) dealloc {
6854     [[NSNotificationCenter defaultCenter] removeObserver:self];
6855
6856     [super dealloc];
6857 }
6858
6859 - (id) initWithDatabase:(Database *)database {
6860     if ((self = [super init]) != nil) {
6861         database_ = database;
6862         [self setDelegate:self];
6863
6864         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6865         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6866
6867         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6868     } return self;
6869 }
6870
6871 - (void) setUpdate:(NSDate *)date {
6872     [self beginUpdate];
6873 }
6874
6875 - (void) beginUpdate {
6876     [(RefreshBar *) refreshbar_ start];
6877     [self dropBar:YES];
6878
6879     [updatedelegate_ retainNetworkActivityIndicator];
6880     updating_ = true;
6881
6882     [NSThread
6883         detachNewThreadSelector:@selector(performUpdate)
6884         toTarget:self
6885         withObject:nil
6886     ];
6887 }
6888
6889 - (void) performUpdate {
6890     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6891
6892     Status status;
6893     status.setDelegate(self);
6894     [database_ updateWithStatus:status];
6895
6896     [self
6897         performSelectorOnMainThread:@selector(completeUpdate)
6898         withObject:nil
6899         waitUntilDone:NO
6900     ];
6901
6902     [pool release];
6903 }
6904
6905 - (void) stopUpdateWithSelector:(SEL)selector {
6906     updating_ = false;
6907     [updatedelegate_ releaseNetworkActivityIndicator];
6908
6909     [self raiseBar:YES];
6910     [refreshbar_ stop];
6911
6912     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6913 }
6914
6915 - (void) completeUpdate {
6916     if (!updating_)
6917         return;
6918     [self stopUpdateWithSelector:@selector(reloadData)];
6919 }
6920
6921 - (void) cancelUpdate {
6922     [self stopUpdateWithSelector:@selector(updateData)];
6923 }
6924
6925 - (void) cancelPressed {
6926     [self cancelUpdate];
6927 }
6928
6929 - (BOOL) updating {
6930     return updating_;
6931 }
6932
6933 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6934     [refreshbar_ setPrompt:[event compoundMessage]];
6935 }
6936
6937 - (bool) isProgressCancelled {
6938     return !updating_;
6939 }
6940
6941 - (void) setProgressCancellable:(NSNumber *)cancellable {
6942     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6943 }
6944
6945 - (void) setProgressPercent:(NSNumber *)percent {
6946     [refreshbar_ setProgress:[percent floatValue]];
6947 }
6948
6949 - (void) setProgressStatus:(NSDictionary *)status {
6950     if (status != nil)
6951         [self setProgressPercent:[status objectForKey:@"Percent"]];
6952 }
6953
6954 - (void) setUpdateDelegate:(id)delegate {
6955     updatedelegate_ = delegate;
6956 }
6957
6958 - (UIView *) transitionView {
6959     if ([self respondsToSelector:@selector(_transitionView)])
6960         return [self _transitionView];
6961     else
6962         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6963 }
6964
6965 - (void) dropBar:(BOOL)animated {
6966     if (dropped_)
6967         return;
6968     dropped_ = true;
6969
6970     UIView *transition([self transitionView]);
6971     [[self view] addSubview:refreshbar_];
6972
6973     CGRect barframe([refreshbar_ frame]);
6974
6975     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6976         barframe.origin.y = CYStatusBarHeight();
6977     else
6978         barframe.origin.y = 0;
6979
6980     [refreshbar_ setFrame:barframe];
6981
6982     if (animated)
6983         [UIView beginAnimations:nil context:NULL];
6984
6985     CGRect viewframe = [transition frame];
6986     viewframe.origin.y += barframe.size.height;
6987     viewframe.size.height -= barframe.size.height;
6988     [transition setFrame:viewframe];
6989
6990     if (animated)
6991         [UIView commitAnimations];
6992
6993     // Ensure bar has the proper width for our view, it might have changed
6994     barframe.size.width = viewframe.size.width;
6995     [refreshbar_ setFrame:barframe];
6996 }
6997
6998 - (void) raiseBar:(BOOL)animated {
6999     if (!dropped_)
7000         return;
7001     dropped_ = false;
7002
7003     UIView *transition([self transitionView]);
7004     [refreshbar_ removeFromSuperview];
7005
7006     CGRect barframe([refreshbar_ frame]);
7007
7008     if (animated)
7009         [UIView beginAnimations:nil context:NULL];
7010
7011     CGRect viewframe = [transition frame];
7012     viewframe.origin.y -= barframe.size.height;
7013     viewframe.size.height += barframe.size.height;
7014     [transition setFrame:viewframe];
7015
7016     if (animated)
7017         [UIView commitAnimations];
7018 }
7019
7020 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7021     bool dropped(dropped_);
7022
7023     if (dropped)
7024         [self raiseBar:NO];
7025
7026     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7027
7028     if (dropped)
7029         [self dropBar:NO];
7030 }
7031
7032 - (void) statusBarFrameChanged:(NSNotification *)notification {
7033     if (dropped_) {
7034         [self raiseBar:NO];
7035         [self dropBar:NO];
7036     }
7037 }
7038
7039 @end
7040 /* }}} */
7041
7042 /* Cydia Navigation Controller Implementation {{{ */
7043 @implementation UINavigationController (Cydia)
7044
7045 - (NSArray *) navigationURLCollection {
7046     NSMutableArray *stack([NSMutableArray array]);
7047
7048     for (CyteViewController *controller in [self viewControllers]) {
7049         NSString *url = [[controller navigationURL] absoluteString];
7050         if (url != nil)
7051             [stack addObject:url];
7052     }
7053
7054     return stack;
7055 }
7056
7057 - (void) reloadData {
7058     [super reloadData];
7059
7060     UIViewController *visible([self visibleViewController]);
7061     if (visible != nil)
7062         [visible reloadData];
7063
7064     // on the iPad, this view controller is ALSO visible. :(
7065     if (IsWildcat_)
7066         if (UIViewController *top = [self topViewController])
7067             if (top != visible)
7068                 [top reloadData];
7069 }
7070
7071 - (void) unloadData {
7072     for (CyteViewController *page in [self viewControllers])
7073         [page unloadData];
7074
7075     [super unloadData];
7076 }
7077
7078 @end
7079 /* }}} */
7080
7081 /* Cydia:// Protocol {{{ */
7082 @interface CydiaURLProtocol : NSURLProtocol {
7083 }
7084
7085 @end
7086
7087 @implementation CydiaURLProtocol
7088
7089 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7090     NSURL *url([request URL]);
7091     if (url == nil)
7092         return NO;
7093
7094     NSString *scheme([[url scheme] lowercaseString]);
7095     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7096         return YES;
7097     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7098         return YES;
7099
7100     return NO;
7101 }
7102
7103 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7104     return request;
7105 }
7106
7107 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7108     id<NSURLProtocolClient> client([self client]);
7109     if (icon == nil)
7110         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7111     else {
7112         NSData *data(UIImagePNGRepresentation(icon));
7113
7114         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7115         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7116         [client URLProtocol:self didLoadData:data];
7117         [client URLProtocolDidFinishLoading:self];
7118     }
7119 }
7120
7121 - (void) startLoading {
7122     id<NSURLProtocolClient> client([self client]);
7123     NSURLRequest *request([self request]);
7124
7125     NSURL *url([request URL]);
7126     NSString *href([url absoluteString]);
7127     NSString *scheme([[url scheme] lowercaseString]);
7128
7129     NSString *path;
7130
7131     if ([scheme isEqualToString:@"cydia"])
7132         path = [href substringFromIndex:8];
7133     else if ([scheme isEqualToString:@"about"])
7134         path = [href substringFromIndex:12];
7135     else _assert(false);
7136
7137     NSRange slash([path rangeOfString:@"/"]);
7138
7139     NSString *command;
7140     if (slash.location == NSNotFound) {
7141         command = path;
7142         path = nil;
7143     } else {
7144         command = [path substringToIndex:slash.location];
7145         path = [path substringFromIndex:(slash.location + 1)];
7146     }
7147
7148     Database *database([Database sharedInstance]);
7149
7150     if ([command isEqualToString:@"package-icon"]) {
7151         if (path == nil)
7152             goto fail;
7153         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7154         Package *package([database packageWithName:path]);
7155         if (package == nil)
7156             goto fail;
7157         [package parse];
7158         UIImage *icon([package icon]);
7159         [self _returnPNGWithImage:icon forRequest:request];
7160     } else if ([command isEqualToString:@"uikit-image"]) {
7161         if (path == nil)
7162             goto fail;
7163         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7164         UIImage *icon(_UIImageWithName(path));
7165         [self _returnPNGWithImage:icon forRequest:request];
7166     } else if ([command isEqualToString:@"section-icon"]) {
7167         if (path == nil)
7168             goto fail;
7169         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7170         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7171         if (icon == nil)
7172             icon = [UIImage applicationImageNamed:@"unknown.png"];
7173         [self _returnPNGWithImage:icon forRequest:request];
7174     } else fail: {
7175         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7176     }
7177 }
7178
7179 - (void) stopLoading {
7180 }
7181
7182 @end
7183 /* }}} */
7184
7185 /* Section Controller {{{ */
7186 @interface SectionController : FilteredPackageListController {
7187     _H<NSString> section_;
7188 }
7189
7190 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7191
7192 @end
7193
7194 @implementation SectionController
7195
7196 - (NSURL *) navigationURL {
7197     NSString *name = section_;
7198     if (name == nil)
7199         name = @"all";
7200
7201     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7202 }
7203
7204 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7205     NSString *title;
7206     if (name == nil)
7207         title = UCLocalize("ALL_PACKAGES");
7208     else if (![name isEqual:@""])
7209         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7210     else
7211         title = UCLocalize("NO_SECTION");
7212
7213     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7214         section_ = name;
7215     } return self;
7216 }
7217
7218 @end
7219 /* }}} */
7220 /* Sections Controller {{{ */
7221 @interface SectionsController : CyteViewController <
7222     UITableViewDataSource,
7223     UITableViewDelegate
7224 > {
7225     _transient Database *database_;
7226     _H<NSMutableArray> sections_;
7227     _H<NSMutableArray> filtered_;
7228     _H<UITableView, 2> list_;
7229 }
7230
7231 - (id) initWithDatabase:(Database *)database;
7232 - (void) editButtonClicked;
7233
7234 @end
7235
7236 @implementation SectionsController
7237
7238 - (NSURL *) navigationURL {
7239     return [NSURL URLWithString:@"cydia://sections"];
7240 }
7241
7242 - (void) updateNavigationItem {
7243     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7244     if ([sections_ count] == 0) {
7245         [[self navigationItem] setRightBarButtonItem:nil];
7246     } else {
7247         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7248             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7249             target:self
7250             action:@selector(editButtonClicked)
7251         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7252     }
7253 }
7254
7255 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7256     [super setEditing:editing animated:animated];
7257
7258     if (editing)
7259         [list_ reloadData];
7260     else
7261         [delegate_ updateData];
7262
7263     [self updateNavigationItem];
7264 }
7265
7266 - (void) viewDidAppear:(BOOL)animated {
7267     [super viewDidAppear:animated];
7268     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7269 }
7270
7271 - (void) viewWillDisappear:(BOOL)animated {
7272     [super viewWillDisappear:animated];
7273     if ([self isEditing]) [self setEditing:NO];
7274 }
7275
7276 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7277     Section *section = nil;
7278     int index = [indexPath row];
7279     if (![self isEditing]) {
7280         index -= 1;
7281         if (index >= 0)
7282             section = [filtered_ objectAtIndex:index];
7283     } else {
7284         section = [sections_ objectAtIndex:index];
7285     }
7286     return section;
7287 }
7288
7289 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7290     if ([self isEditing])
7291         return [sections_ count];
7292     else
7293         return [filtered_ count] + 1;
7294 }
7295
7296 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7297     return 45.0f;
7298 }*/
7299
7300 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7301     static NSString *reuseIdentifier = @"SectionCell";
7302
7303     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7304     if (cell == nil)
7305         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7306
7307     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7308
7309     return cell;
7310 }
7311
7312 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7313     if ([self isEditing])
7314         return;
7315
7316     Section *section = [self sectionAtIndexPath:indexPath];
7317
7318     SectionController *controller = [[[SectionController alloc]
7319         initWithDatabase:database_
7320         section:[section name]
7321     ] autorelease];
7322     [controller setDelegate:delegate_];
7323
7324     [[self navigationController] pushViewController:controller animated:YES];
7325 }
7326
7327 - (void) loadView {
7328     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7329     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7330     [list_ setRowHeight:45.0f];
7331     [(UITableView *) list_ setDataSource:self];
7332     [list_ setDelegate:self];
7333     [self setView:list_];
7334 }
7335
7336 - (void) viewDidLoad {
7337     [super viewDidLoad];
7338
7339     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7340 }
7341
7342 - (void) releaseSubviews {
7343     list_ = nil;
7344
7345     sections_ = nil;
7346     filtered_ = nil;
7347
7348     [super releaseSubviews];
7349 }
7350
7351 - (id) initWithDatabase:(Database *)database {
7352     if ((self = [super init]) != nil) {
7353         database_ = database;
7354     } return self;
7355 }
7356
7357 - (void) reloadData {
7358     [super reloadData];
7359
7360     NSArray *packages = [database_ packages];
7361
7362     sections_ = [NSMutableArray arrayWithCapacity:16];
7363     filtered_ = [NSMutableArray arrayWithCapacity:16];
7364
7365     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7366
7367     _trace();
7368     for (Package *package in packages) {
7369         NSString *name([package section]);
7370         NSString *key(name == nil ? @"" : name);
7371
7372         Section *section;
7373
7374         _profile(SectionsView$reloadData$Section)
7375             section = [sections objectForKey:key];
7376             if (section == nil) {
7377                 _profile(SectionsView$reloadData$Section$Allocate)
7378                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7379                     [sections setObject:section forKey:key];
7380                 _end
7381             }
7382         _end
7383
7384         [section addToCount];
7385
7386         _profile(SectionsView$reloadData$Filter)
7387             if (![package valid] || ![package visible])
7388                 continue;
7389         _end
7390
7391         [section addToRow];
7392     }
7393     _trace();
7394
7395     [sections_ addObjectsFromArray:[sections allValues]];
7396
7397     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7398
7399     for (Section *section in (id) sections_) {
7400         size_t count([section row]);
7401         if (count == 0)
7402             continue;
7403
7404         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7405         [section setCount:count];
7406         [filtered_ addObject:section];
7407     }
7408
7409     [self updateNavigationItem];
7410     [list_ reloadData];
7411     _trace();
7412 }
7413
7414 - (void) editButtonClicked {
7415     [self setEditing:![self isEditing] animated:YES];
7416 }
7417
7418 @end
7419 /* }}} */
7420
7421 /* Changes Controller {{{ */
7422 @interface ChangesController : CyteViewController <
7423     UITableViewDataSource,
7424     UITableViewDelegate
7425 > {
7426     _transient Database *database_;
7427     unsigned era_;
7428     _H<NSArray> packages_;
7429     _H<NSMutableArray> sections_;
7430     _H<UITableView, 2> list_;
7431     unsigned upgrades_;
7432 }
7433
7434 - (id) initWithDatabase:(Database *)database;
7435
7436 @end
7437
7438 @implementation ChangesController
7439
7440 - (NSURL *) navigationURL {
7441     return [NSURL URLWithString:@"cydia://changes"];
7442 }
7443
7444 - (void) viewDidAppear:(BOOL)animated {
7445     [super viewDidAppear:animated];
7446     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7447 }
7448
7449 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7450     NSInteger count([sections_ count]);
7451     return count == 0 ? 1 : count;
7452 }
7453
7454 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7455     if ([sections_ count] == 0)
7456         return nil;
7457     return [[sections_ objectAtIndex:section] name];
7458 }
7459
7460 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7461     if ([sections_ count] == 0)
7462         return 0;
7463     return [[sections_ objectAtIndex:section] count];
7464 }
7465
7466 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7467 @synchronized (database_) {
7468     if ([database_ era] != era_)
7469         return nil;
7470
7471     NSUInteger sectionIndex([path section]);
7472     if (sectionIndex >= [sections_ count])
7473         return nil;
7474     Section *section([sections_ objectAtIndex:sectionIndex]);
7475     NSInteger row([path row]);
7476     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7477 } }
7478
7479 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7480     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7481     if (cell == nil)
7482         cell = [[[PackageCell alloc] init] autorelease];
7483
7484     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7485     [cell setPackage:package asSummary:false];
7486     return cell;
7487 }
7488
7489 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7490     Package *package([self packageAtIndexPath:path]);
7491     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7492     [view setDelegate:delegate_];
7493     [[self navigationController] pushViewController:view animated:YES];
7494     return path;
7495 }
7496
7497 - (void) refreshButtonClicked {
7498     [delegate_ beginUpdate];
7499     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7500 }
7501
7502 - (void) upgradeButtonClicked {
7503     [delegate_ distUpgrade];
7504     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7505 }
7506
7507 - (void) loadView {
7508     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
7509     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7510     [list_ setRowHeight:73];
7511     [(UITableView *) list_ setDataSource:self];
7512     [list_ setDelegate:self];
7513     [self setView:list_];
7514 }
7515
7516 - (void) viewDidLoad {
7517     [super viewDidLoad];
7518
7519     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7520 }
7521
7522 - (void) releaseSubviews {
7523     list_ = nil;
7524
7525     packages_ = nil;
7526     sections_ = nil;
7527
7528     [super releaseSubviews];
7529 }
7530
7531 - (id) initWithDatabase:(Database *)database {
7532     if ((self = [super init]) != nil) {
7533         database_ = database;
7534     } return self;
7535 }
7536
7537 - (NSMutableArray *) _reloadPackages {
7538 @synchronized (database_) {
7539     era_ = [database_ era];
7540     NSArray *packages([database_ packages]);
7541
7542     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7543
7544     _trace();
7545     _profile(ChangesController$_reloadPackages$Filter)
7546         for (Package *package in packages)
7547             if ([package upgradableAndEssential:YES] || [package visible])
7548                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7549     _end
7550     _trace();
7551     _profile(ChangesController$_reloadPackages$radixSort)
7552         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7553     _end
7554     _trace();
7555
7556     return filtered;
7557 } }
7558
7559 - (void) _reloadData {
7560     NSArray *packages;
7561
7562   reload:
7563     if (true) {
7564         UIProgressHUD *hud([delegate_ addProgressHUD]);
7565         [hud setText:UCLocalize("LOADING")];
7566         //NSLog(@"HUD:%@::%@", delegate_, hud);
7567         packages = [self yieldToSelector:@selector(_reloadPackages)];
7568         [delegate_ removeProgressHUD:hud];
7569     } else {
7570         packages = [self _reloadPackages];
7571     }
7572
7573 @synchronized (database_) {
7574     if (era_ != [database_ era])
7575         goto reload;
7576
7577     packages_ = packages;
7578     sections_ = [NSMutableArray arrayWithCapacity:16];
7579
7580     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7581     Section *ignored = nil;
7582     Section *section = nil;
7583     time_t last = 0;
7584
7585     upgrades_ = 0;
7586     bool unseens = false;
7587
7588     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7589
7590     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7591         Package *package = [packages_ objectAtIndex:offset];
7592
7593         BOOL uae = [package upgradableAndEssential:YES];
7594
7595         if (!uae) {
7596             unseens = true;
7597             time_t seen([package seen]);
7598
7599             if (section == nil || last != seen) {
7600                 last = seen;
7601
7602                 NSString *name;
7603                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7604                 [name autorelease];
7605
7606                 _profile(ChangesController$reloadData$Allocate)
7607                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7608                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7609                     [sections_ addObject:section];
7610                 _end
7611             }
7612
7613             [section addToCount];
7614         } else if ([package ignored]) {
7615             if (ignored == nil) {
7616                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7617             }
7618             [ignored addToCount];
7619         } else {
7620             ++upgrades_;
7621             [upgradable addToCount];
7622         }
7623     }
7624     _trace();
7625
7626     CFRelease(formatter);
7627
7628     if (unseens) {
7629         Section *last = [sections_ lastObject];
7630         size_t count = [last count];
7631         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7632         [sections_ removeLastObject];
7633     }
7634
7635     if ([ignored count] != 0)
7636         [sections_ insertObject:ignored atIndex:0];
7637     if (upgrades_ != 0)
7638         [sections_ insertObject:upgradable atIndex:0];
7639
7640     [list_ reloadData];
7641
7642     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7643         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7644         style:UIBarButtonItemStylePlain
7645         target:self
7646         action:@selector(upgradeButtonClicked)
7647     ] autorelease]) animated:YES];
7648
7649     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7650         initWithTitle:UCLocalize("REFRESH")
7651         style:UIBarButtonItemStylePlain
7652         target:self
7653         action:@selector(refreshButtonClicked)
7654     ] autorelease]) animated:YES];
7655
7656     PrintTimes();
7657 } }
7658
7659 - (void) reloadData {
7660     [super reloadData];
7661     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7662 }
7663
7664 @end
7665 /* }}} */
7666 /* Search Controller {{{ */
7667 @interface SearchController : FilteredPackageListController <
7668     UISearchBarDelegate
7669 > {
7670     _H<UISearchBar, 1> search_;
7671     BOOL searchloaded_;
7672 }
7673
7674 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7675 - (void) reloadData;
7676
7677 @end
7678
7679 @implementation SearchController
7680
7681 - (NSURL *) navigationURL {
7682     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7683         return [NSURL URLWithString:@"cydia://search"];
7684     else
7685         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7686 }
7687
7688 - (void) useSearch {
7689     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7690     [self clearData];
7691     [self reloadData];
7692 }
7693
7694 - (void) viewWillAppear:(BOOL)animated {
7695     [super viewWillAppear:animated];
7696
7697     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7698         [self useSearch];
7699 }
7700
7701 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7702     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7703     [self clearData];
7704     [self reloadData];
7705 }
7706
7707 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7708     [search_ resignFirstResponder];
7709     [self useSearch];
7710 }
7711
7712 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7713     [search_ setText:@""];
7714     [self searchBarButtonClicked:searchBar];
7715 }
7716
7717 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7718     [self searchBarButtonClicked:searchBar];
7719 }
7720
7721 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7722     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7723     [self reloadData];
7724 }
7725
7726 - (bool) shouldYield {
7727     return YES;
7728 }
7729
7730 - (bool) shouldBlock {
7731     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7732 }
7733
7734 - (bool) isSummarized {
7735     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7736 }
7737
7738 - (bool) showsSections {
7739     return false;
7740 }
7741
7742 - (NSMutableArray *) _reloadPackages {
7743     NSMutableArray *packages([super _reloadPackages]);
7744     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7745         [packages radixSortUsingSelector:@selector(rank)];
7746     return packages;
7747 }
7748
7749 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7750     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7751         search_ = [[[UISearchBar alloc] init] autorelease];
7752         [search_ setDelegate:self];
7753
7754         if (query != nil)
7755             [search_ setText:query];
7756     } return self;
7757 }
7758
7759 - (void) viewDidAppear:(BOOL)animated {
7760     [super viewDidAppear:animated];
7761
7762     if (!searchloaded_) {
7763         searchloaded_ = YES;
7764         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7765         [search_ layoutSubviews];
7766         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7767
7768         UITextField *textField;
7769         if ([search_ respondsToSelector:@selector(searchField)])
7770             textField = [search_ searchField];
7771         else
7772             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7773
7774         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7775         [textField setEnablesReturnKeyAutomatically:NO];
7776         [[self navigationItem] setTitleView:textField];
7777     }
7778 }
7779
7780 - (void) reloadData {
7781     id object([search_ text]);
7782     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7783         object = [object componentsSeparatedByString:@" "];
7784
7785     [self setObject:object];
7786     [self resetCursor];
7787
7788     [super reloadData];
7789 }
7790
7791 - (void) didSelectPackage:(Package *)package {
7792     [search_ resignFirstResponder];
7793     [super didSelectPackage:package];
7794 }
7795
7796 @end
7797 /* }}} */
7798 /* Package Settings Controller {{{ */
7799 @interface PackageSettingsController : CyteViewController <
7800     UITableViewDataSource,
7801     UITableViewDelegate
7802 > {
7803     _transient Database *database_;
7804     _H<NSString> name_;
7805     _H<Package> package_;
7806     _H<UITableView, 2> table_;
7807     _H<UISwitch> subscribedSwitch_;
7808     _H<UISwitch> ignoredSwitch_;
7809     _H<UITableViewCell> subscribedCell_;
7810     _H<UITableViewCell> ignoredCell_;
7811 }
7812
7813 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7814
7815 @end
7816
7817 @implementation PackageSettingsController
7818
7819 - (NSURL *) navigationURL {
7820     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7821 }
7822
7823 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7824     if (package_ == nil)
7825         return 0;
7826
7827     if ([package_ installed] == nil)
7828         return 1;
7829     else
7830         return 2;
7831 }
7832
7833 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7834     if (package_ == nil)
7835         return 0;
7836
7837     // both sections contain just one item right now.
7838     return 1;
7839 }
7840
7841 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7842     return nil;
7843 }
7844
7845 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7846     if (section == 0)
7847         return UCLocalize("SHOW_ALL_CHANGES_EX");
7848     else
7849         return UCLocalize("IGNORE_UPGRADES_EX");
7850 }
7851
7852 - (void) onSubscribed:(id)control {
7853     bool value([control isOn]);
7854     if (package_ == nil)
7855         return;
7856     if ([package_ setSubscribed:value])
7857         [delegate_ updateData];
7858 }
7859
7860 - (void) _updateIgnored {
7861     const char *package([name_ UTF8String]);
7862     bool on([ignoredSwitch_ isOn]);
7863
7864     pid_t pid(ExecFork());
7865     if (pid == 0) {
7866         FILE *dpkg(popen("dpkg --set-selections", "w"));
7867         fwrite(package, strlen(package), 1, dpkg);
7868
7869         if (on)
7870             fwrite(" hold\n", 6, 1, dpkg);
7871         else
7872             fwrite(" install\n", 9, 1, dpkg);
7873
7874         pclose(dpkg);
7875
7876         exit(0);
7877         _assert(false);
7878     }
7879
7880     ReapZombie(pid);
7881 }
7882
7883 - (void) onIgnored:(id)control {
7884     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7885     [invocation setTarget:self];
7886     [invocation setSelector:@selector(_updateIgnored)];
7887
7888     [delegate_ reloadDataWithInvocation:invocation];
7889 }
7890
7891 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7892     if (package_ == nil)
7893         return nil;
7894
7895     switch ([indexPath section]) {
7896         case 0: return subscribedCell_;
7897         case 1: return ignoredCell_;
7898
7899         _nodefault
7900     }
7901
7902     return nil;
7903 }
7904
7905 - (void) loadView {
7906     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7907     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7908     [self setView:view];
7909
7910     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7911     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7912     [(UITableView *) table_ setDataSource:self];
7913     [table_ setDelegate:self];
7914     [view addSubview:table_];
7915
7916     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7917     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7918     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7919
7920     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7921     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7922     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7923
7924     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7925     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7926     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7927     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7928
7929     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7930     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7931     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7932     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7933 }
7934
7935 - (void) viewDidLoad {
7936     [super viewDidLoad];
7937
7938     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7939 }
7940
7941 - (void) releaseSubviews {
7942     ignoredCell_ = nil;
7943     subscribedCell_ = nil;
7944     table_ = nil;
7945     ignoredSwitch_ = nil;
7946     subscribedSwitch_ = nil;
7947
7948     [super releaseSubviews];
7949 }
7950
7951 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7952     if ((self = [super init]) != nil) {
7953         database_ = database;
7954         name_ = package;
7955     } return self;
7956 }
7957
7958 - (void) reloadData {
7959     [super reloadData];
7960
7961     package_ = [database_ packageWithName:name_];
7962
7963     if (package_ != nil) {
7964         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7965         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7966     } // XXX: what now, G?
7967
7968     [table_ reloadData];
7969 }
7970
7971 @end
7972 /* }}} */
7973
7974 /* Installed Controller {{{ */
7975 @interface InstalledController : FilteredPackageListController {
7976     BOOL expert_;
7977 }
7978
7979 - (id) initWithDatabase:(Database *)database;
7980
7981 - (void) updateRoleButton;
7982 - (void) queueStatusDidChange;
7983
7984 @end
7985
7986 @implementation InstalledController
7987
7988 - (NSURL *) navigationURL {
7989     return [NSURL URLWithString:@"cydia://installed"];
7990 }
7991
7992 - (id) initWithDatabase:(Database *)database {
7993     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7994         [self updateRoleButton];
7995         [self queueStatusDidChange];
7996     } return self;
7997 }
7998
7999 #if !AlwaysReload
8000 - (void) queueButtonClicked {
8001     [delegate_ queue];
8002 }
8003 #endif
8004
8005 - (void) queueStatusDidChange {
8006 #if !AlwaysReload
8007     if (IsWildcat_) {
8008         if (Queuing_) {
8009             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8010                 initWithTitle:UCLocalize("QUEUE")
8011                 style:UIBarButtonItemStyleDone
8012                 target:self
8013                 action:@selector(queueButtonClicked)
8014             ] autorelease]];
8015         } else {
8016             [[self navigationItem] setLeftBarButtonItem:nil];
8017         }
8018     }
8019 #endif
8020 }
8021
8022 - (void) updateRoleButton {
8023     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8024         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8025             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8026             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8027             target:self
8028             action:@selector(roleButtonClicked)
8029         ] autorelease]];
8030 }
8031
8032 - (void) roleButtonClicked {
8033     [self setObject:[NSNumber numberWithBool:expert_]];
8034     [self reloadData];
8035     expert_ = !expert_;
8036
8037     [self updateRoleButton];
8038 }
8039
8040 @end
8041 /* }}} */
8042
8043 /* Source Cell {{{ */
8044 @interface SourceCell : CyteTableViewCell <
8045     CyteTableViewCellDelegate
8046 > {
8047     _H<NSURL> url_;
8048     _H<UIImage> icon_;
8049     _H<NSString> origin_;
8050     _H<NSString> label_;
8051 }
8052
8053 - (void) setSource:(Source *)source;
8054
8055 @end
8056
8057 @implementation SourceCell
8058
8059 - (void) _setImage:(NSArray *)data {
8060     if ([url_ isEqual:[data objectAtIndex:0]]) {
8061         icon_ = [data objectAtIndex:1];
8062         [content_ setNeedsDisplay];
8063     }
8064 }
8065
8066 - (void) _setSource:(NSURL *) url {
8067     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8068
8069     if (NSData *data = [NSURLConnection
8070         sendSynchronousRequest:[NSURLRequest
8071             requestWithURL:url
8072             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8073             //timeoutInterval:5
8074         ]
8075
8076         returningResponse:NULL
8077         error:NULL
8078     ])
8079         if (UIImage *image = [UIImage imageWithData:data])
8080             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8081
8082     [pool release];
8083 }
8084
8085 - (void) setSource:(Source *)source {
8086     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8087
8088     origin_ = [source name];
8089     label_ = [source rooturi];
8090
8091     [content_ setNeedsDisplay];
8092
8093     url_ = [source iconURL];
8094     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8095 }
8096
8097 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8098     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8099         UIView *content([self contentView]);
8100         CGRect bounds([content bounds]);
8101
8102         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8103         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8104         [content_ setBackgroundColor:[UIColor whiteColor]];
8105         [content addSubview:content_];
8106
8107         [content_ setDelegate:self];
8108         [content_ setOpaque:YES];
8109
8110         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8111     } return self;
8112 }
8113
8114 - (NSString *) accessibilityLabel {
8115     return label_;
8116 }
8117
8118 - (void) drawContentRect:(CGRect)rect {
8119     bool highlighted(highlighted_);
8120     float width(rect.size.width);
8121
8122     if (icon_ != nil) {
8123         CGRect rect;
8124         rect.size = [(UIImage *) icon_ size];
8125
8126         while (rect.size.width > 32 || rect.size.height > 32) {
8127             rect.size.width /= 2;
8128             rect.size.height /= 2;
8129         }
8130
8131         rect.origin.x = 25 - rect.size.width / 2;
8132         rect.origin.y = 25 - rect.size.height / 2;
8133
8134         [icon_ drawInRect:rect];
8135     }
8136
8137     if (highlighted)
8138         UISetColor(White_);
8139
8140     if (!highlighted)
8141         UISetColor(Black_);
8142     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8143
8144     if (!highlighted)
8145         UISetColor(Gray_);
8146     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8147 }
8148
8149 @end
8150 /* }}} */
8151 /* Source Controller {{{ */
8152 @interface SourceController : FilteredPackageListController {
8153     _transient Source *source_;
8154     _H<NSString> key_;
8155 }
8156
8157 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8158
8159 @end
8160
8161 @implementation SourceController
8162
8163 - (NSURL *) navigationURL {
8164     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8165 }
8166
8167 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8168     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8169         source_ = source;
8170         key_ = [source key];
8171     } return self;
8172 }
8173
8174 - (void) reloadData {
8175     source_ = [database_ sourceWithKey:key_];
8176     key_ = [source_ key];
8177     [self setObject:source_];
8178
8179     [[self navigationItem] setTitle:[source_ label]];
8180
8181     [super reloadData];
8182 }
8183
8184 @end
8185 /* }}} */
8186 /* Sources Controller {{{ */
8187 @interface SourcesController : CyteViewController <
8188     UITableViewDataSource,
8189     UITableViewDelegate
8190 > {
8191     _transient Database *database_;
8192     unsigned era_;
8193
8194     _H<UITableView, 2> list_;
8195     _H<NSMutableArray> sources_;
8196     int offset_;
8197
8198     _H<NSString> href_;
8199     _H<UIProgressHUD> hud_;
8200     _H<NSError> error_;
8201
8202     //NSURLConnection *installer_;
8203     NSURLConnection *trivial_;
8204     NSURLConnection *trivial_bz2_;
8205     NSURLConnection *trivial_gz_;
8206     //NSURLConnection *automatic_;
8207
8208     BOOL cydia_;
8209 }
8210
8211 - (id) initWithDatabase:(Database *)database;
8212 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8213
8214 @end
8215
8216 @implementation SourcesController
8217
8218 - (void) _releaseConnection:(NSURLConnection *)connection {
8219     if (connection != nil) {
8220         [connection cancel];
8221         //[connection setDelegate:nil];
8222         [connection release];
8223     }
8224 }
8225
8226 - (void) dealloc {
8227     //[self _releaseConnection:installer_];
8228     [self _releaseConnection:trivial_];
8229     [self _releaseConnection:trivial_gz_];
8230     [self _releaseConnection:trivial_bz2_];
8231     //[self _releaseConnection:automatic_];
8232
8233     [super dealloc];
8234 }
8235
8236 - (NSURL *) navigationURL {
8237     return [NSURL URLWithString:@"cydia://sources"];
8238 }
8239
8240 - (void) viewDidAppear:(BOOL)animated {
8241     [super viewDidAppear:animated];
8242     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8243 }
8244
8245 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8246     return 1;
8247 }
8248
8249 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8250     return nil;
8251 }
8252
8253 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8254     return [sources_ count];
8255 }
8256
8257 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8258 @synchronized (database_) {
8259     if ([database_ era] != era_)
8260         return nil;
8261
8262     return [sources_ objectAtIndex:[indexPath row]];
8263 } }
8264
8265 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8266     static NSString *cellIdentifier = @"SourceCell";
8267
8268     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8269     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8270     [cell setSource:[self sourceAtIndexPath:indexPath]];
8271     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8272
8273     return cell;
8274 }
8275
8276 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8277     Source *source = [self sourceAtIndexPath:indexPath];
8278
8279     SourceController *controller = [[[SourceController alloc]
8280         initWithDatabase:database_
8281         source:source
8282     ] autorelease];
8283
8284     [controller setDelegate:delegate_];
8285
8286     [[self navigationController] pushViewController:controller animated:YES];
8287 }
8288
8289 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8290     Source *source = [self sourceAtIndexPath:indexPath];
8291     return [source record] != nil;
8292 }
8293
8294 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8295     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8296         Source *source = [self sourceAtIndexPath:indexPath];
8297         [Sources_ removeObjectForKey:[source key]];
8298         [delegate_ syncData];
8299     }
8300 }
8301
8302 - (void) complete {
8303     [delegate_ addTrivialSource:href_];
8304     href_ = nil;
8305
8306     [delegate_ syncData];
8307 }
8308
8309 - (NSString *) getWarning {
8310     NSString *href(href_);
8311     NSRange colon([href rangeOfString:@"://"]);
8312     if (colon.location != NSNotFound)
8313         href = [href substringFromIndex:(colon.location + 3)];
8314     href = [href stringByAddingPercentEscapes];
8315     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8316
8317     NSURL *url([NSURL URLWithString:href]);
8318
8319     NSStringEncoding encoding;
8320     NSError *error(nil);
8321
8322     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8323         return [warning length] == 0 ? nil : warning;
8324     return nil;
8325 }
8326
8327 - (void) _endConnection:(NSURLConnection *)connection {
8328     // XXX: the memory management in this method is horribly awkward
8329
8330     NSURLConnection **field = NULL;
8331     if (connection == trivial_)
8332         field = &trivial_;
8333     else if (connection == trivial_bz2_)
8334         field = &trivial_bz2_;
8335     else if (connection == trivial_gz_)
8336         field = &trivial_gz_;
8337     _assert(field != NULL);
8338     [connection release];
8339     *field = nil;
8340
8341     if (
8342         trivial_ == nil &&
8343         trivial_bz2_ == nil &&
8344         trivial_gz_ == nil
8345     ) {
8346         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8347
8348         [delegate_ releaseNetworkActivityIndicator];
8349
8350         [delegate_ removeProgressHUD:hud_];
8351         hud_ = nil;
8352
8353         if (cydia_) {
8354             if (warning != nil) {
8355                 UIAlertView *alert = [[[UIAlertView alloc]
8356                     initWithTitle:UCLocalize("SOURCE_WARNING")
8357                     message:warning
8358                     delegate:self
8359                     cancelButtonTitle:UCLocalize("CANCEL")
8360                     otherButtonTitles:
8361                         UCLocalize("ADD_ANYWAY"),
8362                     nil
8363                 ] autorelease];
8364
8365                 [alert setContext:@"warning"];
8366                 [alert setNumberOfRows:1];
8367                 [alert show];
8368
8369                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8370                 error_ = nil;
8371                 return;
8372             }
8373
8374             [self complete];
8375         } else if (error_ != nil) {
8376             UIAlertView *alert = [[[UIAlertView alloc]
8377                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8378                 message:[error_ localizedDescription]
8379                 delegate:self
8380                 cancelButtonTitle:UCLocalize("OK")
8381                 otherButtonTitles:nil
8382             ] autorelease];
8383
8384             [alert setContext:@"urlerror"];
8385             [alert show];
8386
8387             href_ = nil;
8388         } else {
8389             UIAlertView *alert = [[[UIAlertView alloc]
8390                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8391                 message:UCLocalize("NOT_REPOSITORY_EX")
8392                 delegate:self
8393                 cancelButtonTitle:UCLocalize("OK")
8394                 otherButtonTitles:nil
8395             ] autorelease];
8396
8397             [alert setContext:@"trivial"];
8398             [alert show];
8399
8400             href_ = nil;
8401         }
8402
8403         error_ = nil;
8404     }
8405 }
8406
8407 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8408     switch ([response statusCode]) {
8409         case 200:
8410             cydia_ = YES;
8411     }
8412 }
8413
8414 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8415     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8416     error_ = error;
8417     [self _endConnection:connection];
8418 }
8419
8420 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8421     [self _endConnection:connection];
8422 }
8423
8424 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8425     NSURL *url([NSURL URLWithString:href]);
8426
8427     NSMutableURLRequest *request = [NSMutableURLRequest
8428         requestWithURL:url
8429         cachePolicy:NSURLRequestUseProtocolCachePolicy
8430         timeoutInterval:120.0
8431     ];
8432
8433     [request setHTTPMethod:method];
8434
8435     if (Machine_ != NULL)
8436         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8437
8438     if ([url isCydiaSecure]) {
8439         if (UniqueID_ != nil) {
8440             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8441             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8442         }
8443     }
8444
8445     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8446 }
8447
8448 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8449     NSString *context([alert context]);
8450
8451     if ([context isEqualToString:@"source"]) {
8452         switch (button) {
8453             case 1: {
8454                 NSString *href = [[alert textField] text];
8455
8456                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8457
8458                 if (![href hasSuffix:@"/"])
8459                     href_ = [href stringByAppendingString:@"/"];
8460                 else
8461                     href_ = href;
8462
8463                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8464                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8465                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8466                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8467
8468                 cydia_ = false;
8469
8470                 // XXX: this is stupid
8471                 hud_ = [delegate_ addProgressHUD];
8472                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8473                 [delegate_ retainNetworkActivityIndicator];
8474             } break;
8475
8476             case 0:
8477             break;
8478
8479             _nodefault
8480         }
8481
8482         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8483     } else if ([context isEqualToString:@"trivial"])
8484         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8485     else if ([context isEqualToString:@"urlerror"])
8486         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8487     else if ([context isEqualToString:@"warning"]) {
8488         switch (button) {
8489             case 1:
8490                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8491             break;
8492
8493             case 0:
8494             break;
8495
8496             _nodefault
8497         }
8498
8499         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8500     }
8501 }
8502
8503 - (void) loadView {
8504     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8505     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8506     [list_ setRowHeight:53];
8507     [(UITableView *) list_ setDataSource:self];
8508     [list_ setDelegate:self];
8509     [self setView:list_];
8510 }
8511
8512 - (void) viewDidLoad {
8513     [super viewDidLoad];
8514
8515     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8516     [self updateButtonsForEditingStatus:NO animated:NO];
8517 }
8518
8519 - (void) releaseSubviews {
8520     list_ = nil;
8521
8522     sources_ = nil;
8523
8524     [super releaseSubviews];
8525 }
8526
8527 - (id) initWithDatabase:(Database *)database {
8528     if ((self = [super init]) != nil) {
8529         database_ = database;
8530     } return self;
8531 }
8532
8533 - (void) reloadData {
8534     [super reloadData];
8535
8536 @synchronized (database_) {
8537     era_ = [database_ era];
8538
8539     pkgSourceList list;
8540     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8541         return;
8542
8543     sources_ = [NSMutableArray arrayWithCapacity:16];
8544     [sources_ addObjectsFromArray:[database_ sources]];
8545     _trace();
8546     [sources_ sortUsingSelector:@selector(compareByName:)];
8547     _trace();
8548
8549     int count([sources_ count]);
8550     offset_ = 0;
8551     for (int i = 0; i != count; i++) {
8552         if ([[sources_ objectAtIndex:i] record] == nil)
8553             break;
8554         offset_++;
8555     }
8556
8557     [list_ setEditing:NO];
8558     [self updateButtonsForEditingStatus:NO animated:NO];
8559     [list_ reloadData];
8560 } }
8561
8562 - (void) showAddSourcePrompt {
8563     UIAlertView *alert = [[[UIAlertView alloc]
8564         initWithTitle:UCLocalize("ENTER_APT_URL")
8565         message:nil
8566         delegate:self
8567         cancelButtonTitle:UCLocalize("CANCEL")
8568         otherButtonTitles:
8569             UCLocalize("ADD_SOURCE"),
8570         nil
8571     ] autorelease];
8572
8573     [alert setContext:@"source"];
8574
8575     [alert setNumberOfRows:1];
8576     [alert addTextFieldWithValue:@"http://" label:@""];
8577
8578     UITextInputTraits *traits = [[alert textField] textInputTraits];
8579     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8580     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8581     [traits setKeyboardType:UIKeyboardTypeURL];
8582     // XXX: UIReturnKeyDone
8583     [traits setReturnKeyType:UIReturnKeyNext];
8584
8585     [alert show];
8586 }
8587
8588 - (void) addButtonClicked {
8589     [self showAddSourcePrompt];
8590 }
8591
8592 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8593     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8594         initWithTitle:UCLocalize("ADD")
8595         style:UIBarButtonItemStylePlain
8596         target:self
8597         action:@selector(addButtonClicked)
8598     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8599
8600     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8601         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8602         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8603         target:self
8604         action:@selector(editButtonClicked)
8605     ] autorelease] animated:animated];
8606
8607     if (IsWildcat_ && !editing)
8608         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8609             initWithTitle:UCLocalize("SETTINGS")
8610             style:UIBarButtonItemStylePlain
8611             target:self
8612             action:@selector(settingsButtonClicked)
8613         ] autorelease]];
8614 }
8615
8616 - (void) settingsButtonClicked {
8617     [delegate_ showSettings];
8618 }
8619
8620 - (void) editButtonClicked {
8621     [list_ setEditing:![list_ isEditing] animated:YES];
8622
8623     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8624 }
8625
8626 @end
8627 /* }}} */
8628
8629 /* Settings Controller {{{ */
8630 @interface SettingsController : CyteViewController <
8631     UITableViewDataSource,
8632     UITableViewDelegate
8633 > {
8634     _transient Database *database_;
8635     // XXX: ok, "roledelegate_"?...
8636     _transient id roledelegate_;
8637     _H<UITableView, 2> table_;
8638     _H<UISegmentedControl> segment_;
8639     _H<UIView> container_;
8640 }
8641
8642 - (void) showDoneButton;
8643 - (void) resizeSegmentedControl;
8644
8645 @end
8646
8647 @implementation SettingsController
8648
8649 - (void) loadView {
8650     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8651     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8652     [table_ setDelegate:self];
8653     [(UITableView *) table_ setDataSource:self];
8654     [self setView:table_];
8655
8656     NSArray *items = [NSArray arrayWithObjects:
8657         UCLocalize("USER"),
8658         UCLocalize("HACKER"),
8659         UCLocalize("DEVELOPER"),
8660     nil];
8661     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8662     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8663     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8664     [container_ addSubview:segment_];
8665 }
8666
8667 - (void) viewDidLoad {
8668     [super viewDidLoad];
8669
8670     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8671
8672     int index = -1;
8673     if ([Role_ isEqualToString:@"User"]) index = 0;
8674     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8675     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8676     if (index != -1) {
8677         [segment_ setSelectedSegmentIndex:index];
8678         [self showDoneButton];
8679     }
8680
8681     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8682     [self resizeSegmentedControl];
8683 }
8684
8685 - (void) releaseSubviews {
8686     table_ = nil;
8687     segment_ = nil;
8688     container_ = nil;
8689
8690     [super releaseSubviews];
8691 }
8692
8693 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8694     if ((self = [super init]) != nil) {
8695         database_ = database;
8696         roledelegate_ = delegate;
8697     } return self;
8698 }
8699
8700 - (void) resizeSegmentedControl {
8701     CGFloat width = [[self view] frame].size.width;
8702     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8703 }
8704
8705 - (void) viewWillAppear:(BOOL)animated {
8706     [super viewWillAppear:animated];
8707
8708     [self resizeSegmentedControl];
8709 }
8710
8711 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8712     [self resizeSegmentedControl];
8713 }
8714
8715 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8716     [self resizeSegmentedControl];
8717 }
8718
8719 - (void) save {
8720     NSString *role(nil);
8721
8722     switch ([segment_ selectedSegmentIndex]) {
8723         case 0: role = @"User"; break;
8724         case 1: role = @"Hacker"; break;
8725         case 2: role = @"Developer"; break;
8726
8727         _nodefault
8728     }
8729
8730     if (![role isEqualToString:Role_]) {
8731         bool rolling(Role_ == nil);
8732         Role_ = role;
8733
8734         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8735             Role_, @"Role",
8736         nil];
8737
8738         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8739         Changed_ = true;
8740
8741         if (rolling)
8742             [roledelegate_ loadData];
8743         else
8744             [roledelegate_ updateData];
8745     }
8746 }
8747
8748 - (void) segmentChanged:(UISegmentedControl *)control {
8749     [self showDoneButton];
8750 }
8751
8752 - (void) saveAndClose {
8753     [self save];
8754
8755     [[self navigationItem] setRightBarButtonItem:nil];
8756     [[self navigationController] dismissModalViewControllerAnimated:YES];
8757 }
8758
8759 - (void) doneButtonClicked {
8760     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8761     [spinner startAnimating];
8762     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8763     [[self navigationItem] setRightBarButtonItem:spinItem];
8764
8765     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8766 }
8767
8768 - (void) showDoneButton {
8769     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8770         initWithTitle:UCLocalize("DONE")
8771         style:UIBarButtonItemStyleDone
8772         target:self
8773         action:@selector(doneButtonClicked)
8774     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8775 }
8776
8777 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8778     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8779     return 6;
8780 }
8781
8782 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8783     return 0; // :(
8784 }
8785
8786 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8787     return nil; // This method is required by the protocol.
8788 }
8789
8790 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8791     if (section == 1)
8792         return UCLocalize("ROLE_EX");
8793     if (section == 4)
8794         return [NSString stringWithFormat:
8795             @"%@: %@\n%@: %@\n%@: %@",
8796             UCLocalize("USER"), UCLocalize("USER_EX"),
8797             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8798             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8799         ];
8800     else return nil;
8801 }
8802
8803 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8804     return section == 3 ? 44.0f : 0;
8805 }
8806
8807 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8808     return section == 3 ? container_ : nil;
8809 }
8810
8811 - (void) reloadData {
8812     [super reloadData];
8813
8814     [table_ reloadData];
8815 }
8816
8817 @end
8818 /* }}} */
8819 /* Stash Controller {{{ */
8820 @interface StashController : CyteViewController {
8821     _H<UIActivityIndicatorView> spinner_;
8822     _H<UILabel> status_;
8823     _H<UILabel> caption_;
8824 }
8825
8826 @end
8827
8828 @implementation StashController
8829
8830 - (void) loadView {
8831     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8832     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8833     [self setView:view];
8834
8835     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8836
8837     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8838     CGRect spinrect = [spinner_ frame];
8839     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8840     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8841     [spinner_ setFrame:spinrect];
8842     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8843     [view addSubview:spinner_];
8844     [spinner_ startAnimating];
8845
8846     CGRect captrect;
8847     captrect.size.width = [[self view] frame].size.width;
8848     captrect.size.height = 40.0f;
8849     captrect.origin.x = 0;
8850     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8851     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8852     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8853     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8854     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8855     [caption_ setTextColor:[UIColor whiteColor]];
8856     [caption_ setBackgroundColor:[UIColor clearColor]];
8857     [caption_ setShadowColor:[UIColor blackColor]];
8858     [caption_ setTextAlignment:UITextAlignmentCenter];
8859     [view addSubview:caption_];
8860
8861     CGRect statusrect;
8862     statusrect.size.width = [[self view] frame].size.width;
8863     statusrect.size.height = 30.0f;
8864     statusrect.origin.x = 0;
8865     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8866     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8867     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8868     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8869     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8870     [status_ setTextColor:[UIColor whiteColor]];
8871     [status_ setBackgroundColor:[UIColor clearColor]];
8872     [status_ setShadowColor:[UIColor blackColor]];
8873     [status_ setTextAlignment:UITextAlignmentCenter];
8874     [view addSubview:status_];
8875 }
8876
8877 - (void) releaseSubviews {
8878     spinner_ = nil;
8879     status_ = nil;
8880     caption_ = nil;
8881
8882     [super releaseSubviews];
8883 }
8884
8885 @end
8886 /* }}} */
8887
8888 @interface CYURLCache : SDURLCache {
8889 }
8890
8891 @end
8892
8893 @implementation CYURLCache
8894
8895 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8896 #if !ForRelease
8897     if (false);
8898     else if ([event isEqualToString:@"no-cache"])
8899         event = @"!!!";
8900     else if ([event isEqualToString:@"store"])
8901         event = @">>>";
8902     else if ([event isEqualToString:@"invalid"])
8903         event = @"???";
8904     else if ([event isEqualToString:@"memory"])
8905         event = @"mem";
8906     else if ([event isEqualToString:@"disk"])
8907         event = @"ssd";
8908     else if ([event isEqualToString:@"miss"])
8909         event = @"---";
8910
8911     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8912 #endif
8913 }
8914
8915 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8916     if (NSURLResponse *response = [cached response])
8917         if (NSString *mime = [response MIMEType])
8918             if ([mime isEqualToString:@"text/cache-manifest"]) {
8919                 NSURL *url([response URL]);
8920
8921 #if !ForRelease
8922                 NSLog(@"###: %@", [url absoluteString]);
8923 #endif
8924
8925                 @synchronized (HostConfig_) {
8926                     [CachedURLs_ addObject:url];
8927                 }
8928             }
8929
8930     [super storeCachedResponse:cached forRequest:request];
8931 }
8932
8933 @end
8934
8935 @interface Cydia : UIApplication <
8936     ConfirmationControllerDelegate,
8937     DatabaseDelegate,
8938     CydiaDelegate,
8939     UINavigationControllerDelegate,
8940     UITabBarControllerDelegate
8941 > {
8942     _H<UIWindow> window_;
8943     _H<CYTabBarController> tabbar_;
8944     _H<CydiaLoadingViewController> emulated_;
8945
8946     _H<NSMutableArray> essential_;
8947     _H<NSMutableArray> broken_;
8948
8949     Database *database_;
8950
8951     _H<NSURL> starturl_;
8952
8953     unsigned locked_;
8954     unsigned activity_;
8955
8956     _H<StashController> stash_;
8957
8958     bool loaded_;
8959 }
8960
8961 - (void) loadData;
8962
8963 @end
8964
8965 @implementation Cydia
8966
8967 - (void) beginUpdate {
8968     [tabbar_ beginUpdate];
8969 }
8970
8971 - (BOOL) updating {
8972     return [tabbar_ updating];
8973 }
8974
8975 - (void) _loaded {
8976     if ([broken_ count] != 0) {
8977         int count = [broken_ count];
8978
8979         UIAlertView *alert = [[[UIAlertView alloc]
8980             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8981             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8982             delegate:self
8983             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8984             otherButtonTitles:
8985                 UCLocalize("TEMPORARY_IGNORE"),
8986             nil
8987         ] autorelease];
8988
8989         [alert setContext:@"fixhalf"];
8990         [alert setNumberOfRows:2];
8991         [alert show];
8992     } else if (!Ignored_ && [essential_ count] != 0) {
8993         int count = [essential_ count];
8994
8995         UIAlertView *alert = [[[UIAlertView alloc]
8996             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8997             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8998             delegate:self
8999             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9000             otherButtonTitles:
9001                 UCLocalize("UPGRADE_ESSENTIAL"),
9002                 UCLocalize("COMPLETE_UPGRADE"),
9003             nil
9004         ] autorelease];
9005
9006         [alert setContext:@"upgrade"];
9007         [alert show];
9008     }
9009 }
9010
9011 - (void) returnToCydia {
9012     [self _loaded];
9013 }
9014
9015 - (void) _saveConfig {
9016     @synchronized (database_) {
9017         _trace();
9018         MetaFile_.Sync();
9019         _trace();
9020     }
9021
9022     if (Changed_) {
9023         NSString *error(nil);
9024
9025         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9026             _trace();
9027             NSError *error(nil);
9028             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9029                 NSLog(@"failure to save metadata data: %@", error);
9030             _trace();
9031
9032             Changed_ = false;
9033         } else {
9034             NSLog(@"failure to serialize metadata: %@", error);
9035         }
9036     }
9037
9038     CydiaWriteSources();
9039 }
9040
9041 // Navigation controller for the queuing badge.
9042 - (UINavigationController *) queueNavigationController {
9043     NSArray *controllers = [tabbar_ viewControllers];
9044     return [controllers objectAtIndex:3];
9045 }
9046
9047 - (void) unloadData {
9048     [tabbar_ unloadData];
9049 }
9050
9051 - (void) _updateData {
9052     [self _saveConfig];
9053     [self unloadData];
9054
9055     UINavigationController *navigation = [self queueNavigationController];
9056
9057     id queuedelegate = nil;
9058     if ([[navigation viewControllers] count] > 0)
9059         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9060
9061     [queuedelegate queueStatusDidChange];
9062     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9063 }
9064
9065 - (void) _refreshIfPossible:(NSDate *)update {
9066     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9067
9068     bool recently = false;
9069     if (update != nil) {
9070         NSTimeInterval interval([update timeIntervalSinceNow]);
9071         if (interval <= 0 && interval > -(15*60))
9072             recently = true;
9073     }
9074
9075     // Don't automatic refresh if:
9076     //  - We already refreshed recently.
9077     //  - We already auto-refreshed this launch.
9078     //  - Auto-refresh is disabled.
9079     if (recently || loaded_ || ManualRefresh) {
9080         // If we are cancelling, we need to make sure it knows it's already loaded.
9081         loaded_ = true;
9082
9083         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9084     } else {
9085         // We are going to load, so remember that.
9086         loaded_ = true;
9087
9088         SCNetworkReachabilityFlags flags; {
9089             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9090             SCNetworkReachabilityGetFlags(reachability, &flags);
9091             CFRelease(reachability);
9092         }
9093
9094         // XXX: this elaborate mess is what Apple is using to determine this? :(
9095         // XXX: do we care if the user has to intervene? maybe that's ok?
9096         bool reachable(
9097             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9098                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9099                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9100                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9101                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9102                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9103             )
9104         );
9105
9106         // If we can reach the server, auto-refresh!
9107         if (reachable)
9108             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9109     }
9110
9111     [pool release];
9112 }
9113
9114 - (void) refreshIfPossible {
9115     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9116 }
9117
9118 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9119 @synchronized (self) {
9120     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9121     [hud setText:UCLocalize("RELOADING_DATA")];
9122
9123     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9124
9125     size_t changes(0);
9126
9127     [essential_ removeAllObjects];
9128     [broken_ removeAllObjects];
9129
9130     NSArray *packages([database_ packages]);
9131     for (Package *package in packages) {
9132         if ([package half])
9133             [broken_ addObject:package];
9134         if ([package upgradableAndEssential:NO]) {
9135             if ([package essential])
9136                 [essential_ addObject:package];
9137             ++changes;
9138         }
9139     }
9140
9141     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9142     if (changes != 0) {
9143         _trace();
9144         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9145         [changesItem setBadgeValue:badge];
9146         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9147         [self setApplicationIconBadgeNumber:changes];
9148     } else {
9149         _trace();
9150         [changesItem setBadgeValue:nil];
9151         [changesItem setAnimatedBadge:NO];
9152         [self setApplicationIconBadgeNumber:0];
9153     }
9154
9155     [self _updateData];
9156
9157     if (hud != nil)
9158         [self removeProgressHUD:hud];
9159 } }
9160
9161 - (void) updateData {
9162     [self _updateData];
9163 }
9164
9165 - (void) update_ {
9166     [database_ update];
9167     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9168 }
9169
9170 - (void) disemulate {
9171     if (emulated_ == nil)
9172         return;
9173
9174     [window_ addSubview:[tabbar_ view]];
9175     [[emulated_ view] removeFromSuperview];
9176     emulated_ = nil;
9177     [window_ setUserInteractionEnabled:YES];
9178 }
9179
9180 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9181     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9182     if (IsWildcat_)
9183         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9184
9185     UIViewController *parent;
9186     if (emulated_ == nil)
9187         parent = tabbar_;
9188     else if (!force)
9189         parent = emulated_;
9190     else {
9191         [self disemulate];
9192         parent = tabbar_;
9193     }
9194
9195     [parent presentModalViewController:navigation animated:YES];
9196 }
9197
9198 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9199     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9200
9201     if (navigation != nil)
9202         [navigation pushViewController:progress animated:YES];
9203     else
9204         [self presentModalViewController:progress force:YES];
9205
9206     [progress invoke:invocation withTitle:title];
9207     return progress;
9208 }
9209
9210 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9211     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9212 }
9213
9214 - (void) repairWithInvocation:(NSInvocation *)invocation {
9215     _trace();
9216     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9217     _trace();
9218 }
9219
9220 - (void) repairWithSelector:(SEL)selector {
9221     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9222 }
9223
9224 - (void) reloadData {
9225     [self reloadDataWithInvocation:nil];
9226     if ([database_ progressDelegate] == nil)
9227         [self _loaded];
9228 }
9229
9230 - (void) syncData {
9231     [self _saveConfig];
9232     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9233 }
9234
9235 - (void) addSource:(NSDictionary *) source {
9236     CydiaAddSource(source);
9237 }
9238
9239 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9240     CydiaAddSource(href, distribution, sections);
9241 }
9242
9243 - (void) addTrivialSource:(NSString *)href {
9244     CydiaAddSource(href, @"./");
9245 }
9246
9247 - (void) updateValues {
9248     Changed_ = true;
9249 }
9250
9251 - (void) resolve {
9252     pkgProblemResolver *resolver = [database_ resolver];
9253
9254     resolver->InstallProtect();
9255     if (!resolver->Resolve(true))
9256         _error->Discard();
9257 }
9258
9259 - (bool) perform {
9260     // XXX: this is a really crappy way of doing this.
9261     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9262     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9263     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9264     if ([tabbar_ updating])
9265         [tabbar_ cancelUpdate];
9266
9267     if (![database_ prepare])
9268         return false;
9269
9270     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9271     [page setDelegate:self];
9272     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9273
9274     if (IsWildcat_)
9275         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9276     [tabbar_ presentModalViewController:confirm_ animated:YES];
9277
9278     return true;
9279 }
9280
9281 - (void) queue {
9282     @synchronized (self) {
9283         [self perform];
9284     }
9285 }
9286
9287 - (void) clearPackage:(Package *)package {
9288     @synchronized (self) {
9289         [package clear];
9290         [self resolve];
9291         [self perform];
9292     }
9293 }
9294
9295 - (void) installPackages:(NSArray *)packages {
9296     @synchronized (self) {
9297         for (Package *package in packages)
9298             [package install];
9299         [self resolve];
9300         [self perform];
9301     }
9302 }
9303
9304 - (void) installPackage:(Package *)package {
9305     @synchronized (self) {
9306         [package install];
9307         [self resolve];
9308         [self perform];
9309     }
9310 }
9311
9312 - (void) removePackage:(Package *)package {
9313     @synchronized (self) {
9314         [package remove];
9315         [self resolve];
9316         [self perform];
9317     }
9318 }
9319
9320 - (void) distUpgrade {
9321     @synchronized (self) {
9322         if (![database_ upgrade])
9323             return;
9324         [self perform];
9325     }
9326 }
9327
9328 - (void) perform_ {
9329     [database_ perform];
9330     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9331 }
9332
9333 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9334     Queuing_ = false;
9335     ++locked_;
9336     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9337     --locked_;
9338     [self refreshIfPossible];
9339 }
9340
9341 - (void) showSettings {
9342     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9343 }
9344
9345 - (void) retainNetworkActivityIndicator {
9346     if (activity_++ == 0)
9347         [self setNetworkActivityIndicatorVisible:YES];
9348
9349 #if TraceLogging
9350     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9351 #endif
9352 }
9353
9354 - (void) releaseNetworkActivityIndicator {
9355     if (--activity_ == 0)
9356         [self setNetworkActivityIndicatorVisible:NO];
9357
9358 #if TraceLogging
9359     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9360 #endif
9361
9362 }
9363
9364 - (void) cancelAndClear:(bool)clear {
9365     @synchronized (self) {
9366         if (clear) {
9367             [database_ clear];
9368             Queuing_ = false;
9369         } else {
9370             Queuing_ = true;
9371         }
9372
9373         [self _updateData];
9374     }
9375 }
9376
9377 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9378     NSString *context([alert context]);
9379
9380     if ([context isEqualToString:@"conffile"]) {
9381         FILE *input = [database_ input];
9382         if (button == [alert cancelButtonIndex])
9383             fprintf(input, "N\n");
9384         else if (button == [alert firstOtherButtonIndex])
9385             fprintf(input, "Y\n");
9386         fflush(input);
9387
9388         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9389     } else if ([context isEqualToString:@"fixhalf"]) {
9390         if (button == [alert cancelButtonIndex]) {
9391             @synchronized (self) {
9392                 for (Package *broken in (id) broken_) {
9393                     [broken remove];
9394
9395                     NSString *id = [broken id];
9396                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9397                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9398                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9399                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9400                 }
9401
9402                 [self resolve];
9403                 [self perform];
9404             }
9405         } else if (button == [alert firstOtherButtonIndex]) {
9406             [broken_ removeAllObjects];
9407             [self _loaded];
9408         }
9409
9410         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9411     } else if ([context isEqualToString:@"upgrade"]) {
9412         if (button == [alert firstOtherButtonIndex]) {
9413             @synchronized (self) {
9414                 for (Package *essential in (id) essential_)
9415                     [essential install];
9416
9417                 [self resolve];
9418                 [self perform];
9419             }
9420         } else if (button == [alert firstOtherButtonIndex] + 1) {
9421             [self distUpgrade];
9422         } else if (button == [alert cancelButtonIndex]) {
9423             Ignored_ = YES;
9424         }
9425
9426         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9427     }
9428 }
9429
9430 - (void) system:(NSString *)command {
9431     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9432
9433     _trace();
9434     system([command UTF8String]);
9435     _trace();
9436
9437     [pool release];
9438 }
9439
9440 - (void) applicationWillSuspend {
9441     [database_ clean];
9442     [super applicationWillSuspend];
9443 }
9444
9445 - (BOOL) isSafeToSuspend {
9446     if (locked_ != 0) {
9447 #if !ForRelease
9448         NSLog(@"isSafeToSuspend: locked_ != 0");
9449 #endif
9450         return false;
9451     }
9452
9453     // Use external process status API internally.
9454     // This is probably a really bad idea.
9455     // XXX: what is the point of this? does this solve anything at all?
9456     uint64_t status = 0;
9457     int notify_token;
9458     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9459         notify_get_state(notify_token, &status);
9460         notify_cancel(notify_token);
9461     }
9462
9463     if (status != 0) {
9464 #if !ForRelease
9465         NSLog(@"isSafeToSuspend: status != 0");
9466 #endif
9467         return false;
9468     }
9469
9470 #if !ForRelease
9471     NSLog(@"isSafeToSuspend: -> true");
9472 #endif
9473     return true;
9474 }
9475
9476 - (void) applicationSuspend:(__GSEvent *)event {
9477     if ([self isSafeToSuspend])
9478         [super applicationSuspend:event];
9479 }
9480
9481 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9482     if ([self isSafeToSuspend])
9483         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9484 }
9485
9486 - (void) _setSuspended:(BOOL)value {
9487     if ([self isSafeToSuspend])
9488         [super _setSuspended:value];
9489 }
9490
9491 - (UIProgressHUD *) addProgressHUD {
9492     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9493     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9494
9495     [window_ setUserInteractionEnabled:NO];
9496
9497     UIViewController *target(tabbar_);
9498     if (UIViewController *modal = [target modalViewController])
9499         target = modal;
9500
9501     [hud showInView:[target view]];
9502
9503     ++locked_;
9504     return hud;
9505 }
9506
9507 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9508     --locked_;
9509     [hud hide];
9510     [hud removeFromSuperview];
9511     [window_ setUserInteractionEnabled:YES];
9512 }
9513
9514 - (CyteViewController *) pageForPackage:(NSString *)name {
9515     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9516 }
9517
9518 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9519     NSString *scheme([[url scheme] lowercaseString]);
9520     if ([[url absoluteString] length] <= [scheme length] + 3)
9521         return nil;
9522     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9523     NSArray *components([path componentsSeparatedByString:@"/"]);
9524
9525     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9526         return [self pageForPackage:[components objectAtIndex:1]];
9527
9528     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9529         return nil;
9530
9531     NSString *base([components objectAtIndex:0]);
9532
9533     CyteViewController *controller = nil;
9534
9535     if ([base isEqualToString:@"url"]) {
9536         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9537         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9538         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9539     } else if (!external && [components count] == 1) {
9540         if ([base isEqualToString:@"manage"]) {
9541             controller = [[[ManageController alloc] init] autorelease];
9542         }
9543
9544         if ([base isEqualToString:@"storage"]) {
9545             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9546         }
9547
9548         if ([base isEqualToString:@"sources"]) {
9549             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9550         }
9551
9552         if ([base isEqualToString:@"home"]) {
9553             controller = [[[HomeController alloc] init] autorelease];
9554         }
9555
9556         if ([base isEqualToString:@"sections"]) {
9557             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9558         }
9559
9560         if ([base isEqualToString:@"search"]) {
9561             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9562         }
9563
9564         if ([base isEqualToString:@"changes"]) {
9565             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9566         }
9567
9568         if ([base isEqualToString:@"installed"]) {
9569             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9570         }
9571     } else if ([components count] == 2) {
9572         NSString *argument = [components objectAtIndex:1];
9573
9574         if ([base isEqualToString:@"package"]) {
9575             controller = [self pageForPackage:argument];
9576         }
9577
9578         if (!external && [base isEqualToString:@"search"]) {
9579             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9580         }
9581
9582         if (!external && [base isEqualToString:@"sections"]) {
9583             if ([argument isEqualToString:@"all"])
9584                 argument = nil;
9585             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9586         }
9587
9588         if (!external && [base isEqualToString:@"sources"]) {
9589             if ([argument isEqualToString:@"add"]) {
9590                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9591                 [(SourcesController *)controller showAddSourcePrompt];
9592             } else {
9593                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9594                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9595             }
9596         }
9597
9598         if (!external && [base isEqualToString:@"launch"]) {
9599             [self launchApplicationWithIdentifier:argument suspended:NO];
9600             return nil;
9601         }
9602     } else if (!external && [components count] == 3) {
9603         NSString *arg1 = [components objectAtIndex:1];
9604         NSString *arg2 = [components objectAtIndex:2];
9605
9606         if ([base isEqualToString:@"package"]) {
9607             if ([arg2 isEqualToString:@"settings"]) {
9608                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9609             } else if ([arg2 isEqualToString:@"files"]) {
9610                 if (Package *package = [database_ packageWithName:arg1]) {
9611                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9612                     [(FileTable *)controller setPackage:package];
9613                 }
9614             }
9615         }
9616     }
9617
9618     [controller setDelegate:self];
9619     return controller;
9620 }
9621
9622 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9623     CyteViewController *page([self pageForURL:url forExternal:external]);
9624
9625     if (page != nil)
9626         [tabbar_ setUnselectedViewController:page];
9627
9628     return page != nil;
9629 }
9630
9631 - (void) applicationOpenURL:(NSURL *)url {
9632     [super applicationOpenURL:url];
9633
9634     if (!loaded_)
9635         starturl_ = url;
9636     else
9637         [self openCydiaURL:url forExternal:YES];
9638 }
9639
9640 - (void) applicationWillResignActive:(UIApplication *)application {
9641     // Stop refreshing if you get a phone call or lock the device.
9642     if ([tabbar_ updating])
9643         [tabbar_ cancelUpdate];
9644
9645     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9646         [super applicationWillResignActive:application];
9647 }
9648
9649 - (void) saveState {
9650     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9651     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9652     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9653     Changed_ = true;
9654
9655     [self _saveConfig];
9656 }
9657
9658 - (void) applicationWillTerminate:(UIApplication *)application {
9659     [self saveState];
9660 }
9661
9662 - (void) setConfigurationData:(NSString *)data {
9663     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9664
9665     if (!conffile_r(data)) {
9666         lprintf("E:invalid conffile\n");
9667         return;
9668     }
9669
9670     NSString *ofile = conffile_r[1];
9671     //NSString *nfile = conffile_r[2];
9672
9673     UIAlertView *alert = [[[UIAlertView alloc]
9674         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9675         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9676         delegate:self
9677         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9678         otherButtonTitles:
9679             UCLocalize("ACCEPT_NEW_COPY"),
9680             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9681         nil
9682     ] autorelease];
9683
9684     [alert setContext:@"conffile"];
9685     [alert setNumberOfRows:2];
9686     [alert show];
9687 }
9688
9689 - (void) addStashController {
9690     ++locked_;
9691     stash_ = [[[StashController alloc] init] autorelease];
9692     [window_ addSubview:[stash_ view]];
9693 }
9694
9695 - (void) removeStashController {
9696     [[stash_ view] removeFromSuperview];
9697     stash_ = nil;
9698     --locked_;
9699 }
9700
9701 - (void) stash {
9702     [self setIdleTimerDisabled:YES];
9703
9704     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9705     UpdateExternalStatus(1);
9706     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9707     UpdateExternalStatus(0);
9708
9709     [self removeStashController];
9710
9711     pid_t pid(ExecFork());
9712     if (pid == 0) {
9713         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9714         perror("launchctl stop");
9715         exit(0);
9716     }
9717
9718     ReapZombie(pid);
9719 }
9720
9721 - (void) setupViewControllers {
9722     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9723
9724     NSMutableArray *items([NSMutableArray arrayWithObjects:
9725         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9726         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9727         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9728         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9729     nil]);
9730
9731     if (IsWildcat_) {
9732         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9733         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9734     } else {
9735         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9736     }
9737
9738     NSMutableArray *controllers([NSMutableArray array]);
9739     for (UITabBarItem *item in items) {
9740         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9741         [controller setTabBarItem:item];
9742         [controllers addObject:controller];
9743     }
9744     [tabbar_ setViewControllers:controllers];
9745
9746     [tabbar_ setUpdateDelegate:self];
9747 }
9748
9749 - (void) _sendMemoryWarningNotification {
9750     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9751         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9752     else
9753         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9754 }
9755
9756 - (void) _sendMemoryWarningNotifications {
9757     while (true) {
9758         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9759         sleep(2);
9760         //usleep(2000000);
9761     }
9762 }
9763
9764 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9765     NSLog(@"--");
9766     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9767 }
9768
9769 - (void) applicationDidFinishLaunching:(id)unused {
9770     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9771
9772 _trace();
9773     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9774         [self setApplicationSupportsShakeToEdit:NO];
9775
9776     @synchronized (HostConfig_) {
9777         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9778     }
9779
9780     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9781         initWithMemoryCapacity:524288
9782         diskCapacity:10485760
9783         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9784     ] autorelease]];
9785
9786     [CydiaWebViewController _initialize];
9787
9788     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9789
9790     // this would disallow http{,s} URLs from accessing this data
9791     //[WebView registerURLSchemeAsLocal:@"cydia"];
9792
9793     Font12_ = [UIFont systemFontOfSize:12];
9794     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9795     Font14_ = [UIFont systemFontOfSize:14];
9796     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9797     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9798
9799     essential_ = [NSMutableArray arrayWithCapacity:4];
9800     broken_ = [NSMutableArray arrayWithCapacity:4];
9801
9802     // XXX: I really need this thing... like, seriously... I'm sorry
9803     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9804
9805     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9806     [window_ orderFront:self];
9807     [window_ makeKey:self];
9808     [window_ setHidden:NO];
9809
9810     if (
9811         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9812         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9813         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9814         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9815         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9816         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9817         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9818         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9819         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9820         false
9821     ) {
9822         [self addStashController];
9823         // XXX: this would be much cleaner as a yieldToSelector:
9824         // that way the removeStashController could happen right here inline
9825         // we also could no longer require the useless stash_ field anymore
9826         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9827         return;
9828     }
9829
9830     database_ = [Database sharedInstance];
9831     [database_ setDelegate:self];
9832
9833     [window_ setUserInteractionEnabled:NO];
9834     [self setupViewControllers];
9835
9836     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9837     [window_ addSubview:[emulated_ view]];
9838
9839     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9840 _trace();
9841 }
9842
9843 - (NSArray *) defaultStartPages {
9844     NSMutableArray *standard = [NSMutableArray array];
9845     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9846     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9847     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9848     if (!IsWildcat_) {
9849         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9850     } else {
9851         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9852         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9853     }
9854     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9855     return standard;
9856 }
9857
9858 - (void) loadData {
9859 _trace();
9860     if (Role_ == nil) {
9861         [window_ setUserInteractionEnabled:YES];
9862         [self showSettings];
9863         return;
9864     } else {
9865         if ([emulated_ modalViewController] != nil)
9866             [emulated_ dismissModalViewControllerAnimated:YES];
9867         [window_ setUserInteractionEnabled:NO];
9868     }
9869
9870     [self reloadDataWithInvocation:nil];
9871     [self refreshIfPossible];
9872     PrintTimes();
9873
9874     [self disemulate];
9875
9876     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9877     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9878     int standardIndex = 0;
9879     NSArray *standard = [self defaultStartPages];
9880
9881     BOOL valid = YES;
9882
9883     if (saved == nil)
9884         valid = NO;
9885
9886     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9887     if (valid && closed != nil) {
9888         NSTimeInterval interval([closed timeIntervalSinceNow]);
9889         // XXX: Is 60 minutes the optimal time here?
9890         if (interval <= -(60*60))
9891             valid = NO;
9892     }
9893
9894     if (valid && [saved count] != [standard count])
9895         valid = NO;
9896
9897     if (valid) {
9898         for (unsigned int i = 0; i < [standard count]; i++) {
9899             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9900             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9901             //      but it's good enough for now.
9902             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9903                 valid = NO;
9904                 break;
9905             }
9906         }
9907     }
9908
9909     NSArray *items = nil;
9910     if (valid) {
9911         [tabbar_ setSelectedIndex:savedIndex];
9912         items = saved;
9913     } else {
9914         [tabbar_ setSelectedIndex:standardIndex];
9915         items = standard;
9916     }
9917
9918     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9919         NSArray *stack = [items objectAtIndex:tab];
9920         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9921         NSMutableArray *current = [NSMutableArray array];
9922
9923         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9924             NSString *addr = [stack objectAtIndex:nav];
9925             NSURL *url = [NSURL URLWithString:addr];
9926             CyteViewController *page = [self pageForURL:url forExternal:NO];
9927             if (page != nil)
9928                 [current addObject:page];
9929         }
9930
9931         [navigation setViewControllers:current];
9932     }
9933
9934     // (Try to) show the startup URL.
9935     if (starturl_ != nil) {
9936         [self openCydiaURL:starturl_ forExternal:NO];
9937         starturl_ = nil;
9938     }
9939 }
9940
9941 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9942     if (item != nil && IsWildcat_) {
9943         [sheet showFromBarButtonItem:item animated:YES];
9944     } else {
9945         [sheet showInView:window_];
9946     }
9947 }
9948
9949 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9950     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9951     [progress setTitle:task];
9952     [progress addProgressEvent:event];
9953 }
9954
9955 - (void) addProgressEventForTask:(NSArray *)data {
9956     CydiaProgressEvent *event([data objectAtIndex:0]);
9957     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9958     [self addProgressEvent:event forTask:task];
9959 }
9960
9961 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9962     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9963 }
9964
9965 @end
9966
9967 /*IMP alloc_;
9968 id Alloc_(id self, SEL selector) {
9969     id object = alloc_(self, selector);
9970     lprintf("[%s]A-%p\n", self->isa->name, object);
9971     return object;
9972 }*/
9973
9974 /*IMP dealloc_;
9975 id Dealloc_(id self, SEL selector) {
9976     id object = dealloc_(self, selector);
9977     lprintf("[%s]D-%p\n", self->isa->name, object);
9978     return object;
9979 }*/
9980
9981 Class $WebDefaultUIKitDelegate;
9982
9983 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9984     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9985         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9986     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9987 }
9988
9989 static NSSet *MobilizedFiles_;
9990
9991 static NSURL *MobilizeURL(NSURL *url) {
9992     NSString *path([url path]);
9993     if ([path hasPrefix:@"/var/root/"]) {
9994         NSString *file([path substringFromIndex:10]);
9995         if ([MobilizedFiles_ containsObject:file])
9996             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9997     }
9998
9999     return url;
10000 }
10001
10002 Class $CFXPreferencesPropertyListSource;
10003 @class CFXPreferencesPropertyListSource;
10004
10005 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10006     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10007     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10008     url = MobilizeURL(url);
10009     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10010     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10011     url = old;
10012     [pool release];
10013     return value;
10014 }
10015
10016 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10017     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10018     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10019     url = MobilizeURL(url);
10020     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10021     //NSLog(@"%@ %@", [url absoluteString], value);
10022     url = old;
10023     [pool release];
10024     return value;
10025 }
10026
10027 Class $NSURLConnection;
10028
10029 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10030     NSMutableURLRequest *copy([request mutableCopy]);
10031
10032     NSURL *url([copy URL]);
10033
10034     NSString *host([url host]);
10035     NSString *scheme([[url scheme] lowercaseString]);
10036
10037     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10038
10039     @synchronized (HostConfig_) {
10040         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10041             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10042                 [copy setHTTPShouldUsePipelining:YES];
10043
10044         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10045             if ([control isEqualToString:@"max-age=0"])
10046                 if ([CachedURLs_ containsObject:url]) {
10047 #if !ForRelease
10048                     NSLog(@"~~~: %@", url);
10049 #endif
10050
10051                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10052
10053                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10054                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10055                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10056                 }
10057     }
10058
10059     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10060     } return self;
10061 }
10062
10063 int main(int argc, char *argv[]) {
10064     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10065
10066     _trace();
10067
10068     UpdateExternalStatus(0);
10069
10070     if (Class $UIDevice = objc_getClass("UIDevice")) {
10071         UIDevice *device([$UIDevice currentDevice]);
10072         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10073     } else
10074         IsWildcat_ = false;
10075
10076     UIScreen *screen([UIScreen mainScreen]);
10077     if ([screen respondsToSelector:@selector(scale)])
10078         ScreenScale_ = [screen scale];
10079     else
10080         ScreenScale_ = 1;
10081
10082     UIDevice *device([UIDevice currentDevice]);
10083     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10084         Idiom_ = @"iphone";
10085     else {
10086         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10087         if (idiom == UIUserInterfaceIdiomPhone)
10088             Idiom_ = @"iphone";
10089         else if (idiom == UIUserInterfaceIdiomPad)
10090             Idiom_ = @"ipad";
10091         else
10092             NSLog(@"unknown UIUserInterfaceIdiom!");
10093     }
10094
10095     Pcre pattern("^([0-9]+\\.[0-9]+)");
10096
10097     if (pattern([device systemVersion]))
10098         Firmware_ = pattern[1];
10099     if (pattern(Cydia_))
10100         Major_ = pattern[1];
10101
10102     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10103
10104     HostConfig_ = [[[NSObject alloc] init] autorelease];
10105     @synchronized (HostConfig_) {
10106         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10107         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10108         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10109         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10110         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10111     }
10112
10113     NSString *ui(@"ui/ios");
10114     if (Idiom_ != nil)
10115         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10116     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10117     UI_ = CydiaURL(ui);
10118
10119     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10120
10121     MobilizedFiles_ = [NSMutableSet setWithObjects:
10122         @"Library/Preferences/com.apple.Accessibility.plist",
10123         @"Library/Preferences/com.apple.preferences.sounds.plist",
10124     nil];
10125
10126     /* Library Hacks {{{ */
10127     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10128
10129     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10130
10131     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10132     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10133         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10134         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10135     }
10136
10137     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10138     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10139         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10140         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10141     }
10142
10143     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10144     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10145     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10146         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10147         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10148     }
10149
10150     $NSURLConnection = objc_getClass("NSURLConnection");
10151     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10152     if (NSURLConnection$init$ != NULL) {
10153         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10154         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10155     }
10156     /* }}} */
10157     /* Set Locale {{{ */
10158     Locale_ = CFLocaleCopyCurrent();
10159     Languages_ = [NSLocale preferredLanguages];
10160
10161     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10162     //NSLog(@"%@", [Languages_ description]);
10163
10164     const char *lang;
10165     if (Locale_ != NULL)
10166         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10167     else if (Languages_ != nil && [Languages_ count] != 0)
10168         lang = [[Languages_ objectAtIndex:0] UTF8String];
10169     else
10170         // XXX: consider just setting to C and then falling through?
10171         lang = NULL;
10172
10173     if (lang != NULL) {
10174         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10175         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10176     }
10177
10178     NSLog(@"Setting Language: %s", lang);
10179
10180     if (lang != NULL) {
10181         setenv("LANG", lang, true);
10182         std::setlocale(LC_ALL, lang);
10183     }
10184     /* }}} */
10185
10186     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10187
10188     /* Parse Arguments {{{ */
10189     bool substrate(false);
10190
10191     if (argc != 0) {
10192         char **args(argv);
10193         int arge(1);
10194
10195         for (int argi(1); argi != argc; ++argi)
10196             if (strcmp(argv[argi], "--") == 0) {
10197                 arge = argi;
10198                 argv[argi] = argv[0];
10199                 argv += argi;
10200                 argc -= argi;
10201                 break;
10202             }
10203
10204         for (int argi(1); argi != arge; ++argi)
10205             if (strcmp(args[argi], "--substrate") == 0)
10206                 substrate = true;
10207             else
10208                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10209     }
10210     /* }}} */
10211
10212     App_ = [[NSBundle mainBundle] bundlePath];
10213     Advanced_ = YES;
10214
10215     setuid(0);
10216     setgid(0);
10217
10218     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10219     alloc_ = alloc->method_imp;
10220     alloc->method_imp = (IMP) &Alloc_;*/
10221
10222     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10223     dealloc_ = dealloc->method_imp;
10224     dealloc->method_imp = (IMP) &Dealloc_;*/
10225
10226     /* System Information {{{ */
10227     size_t size;
10228
10229     int maxproc;
10230     size = sizeof(maxproc);
10231     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10232         perror("sysctlbyname(\"kern.maxproc\", ?)");
10233     else if (maxproc < 64) {
10234         maxproc = 64;
10235         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10236             perror("sysctlbyname(\"kern.maxproc\", #)");
10237     }
10238
10239     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10240     char *osversion = new char[size];
10241     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10242         perror("sysctlbyname(\"kern.osversion\", ?)");
10243     else
10244         System_ = [NSString stringWithUTF8String:osversion];
10245
10246     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10247     char *machine = new char[size];
10248     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10249         perror("sysctlbyname(\"hw.machine\", ?)");
10250     else
10251         Machine_ = machine;
10252
10253     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10254     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10255     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10256
10257     UniqueID_ = [device uniqueIdentifier];
10258
10259     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10260         Product_ = [info objectForKey:@"SafariProductVersion"];
10261         Safari_ = [info objectForKey:@"CFBundleVersion"];
10262     }
10263
10264     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10265
10266     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10267         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10268     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10269         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10270     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10271         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10272
10273     UserAgent_ = agent;
10274     /* }}} */
10275     /* Load Database {{{ */
10276     _trace();
10277     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10278     _trace();
10279     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10280
10281     if (Metadata_ == NULL)
10282         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10283     else {
10284         Settings_ = [Metadata_ objectForKey:@"Settings"];
10285
10286         Packages_ = [Metadata_ objectForKey:@"Packages"];
10287
10288         Values_ = [Metadata_ objectForKey:@"Values"];
10289         Sections_ = [Metadata_ objectForKey:@"Sections"];
10290         Sources_ = [Metadata_ objectForKey:@"Sources"];
10291
10292         Token_ = [Metadata_ objectForKey:@"Token"];
10293
10294         Version_ = [Metadata_ objectForKey:@"Version"];
10295     }
10296
10297     if (Settings_ != nil)
10298         Role_ = [Settings_ objectForKey:@"Role"];
10299
10300     if (Values_ == nil) {
10301         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10302         [Metadata_ setObject:Values_ forKey:@"Values"];
10303     }
10304
10305     if (Sections_ == nil) {
10306         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10307         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10308     }
10309
10310     if (Sources_ == nil) {
10311         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10312         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10313     }
10314
10315     if (Version_ == nil) {
10316         Version_ = [NSNumber numberWithUnsignedInt:0];
10317         [Metadata_ setObject:Version_ forKey:@"Version"];
10318     }
10319
10320     if ([Version_ unsignedIntValue] == 0) {
10321         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10322         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10323         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10324         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10325
10326         Version_ = [NSNumber numberWithUnsignedInt:1];
10327         [Metadata_ setObject:Version_ forKey:@"Version"];
10328
10329         [Metadata_ removeObjectForKey:@"LastUpdate"];
10330
10331         Changed_ = true;
10332     }
10333     /* }}} */
10334
10335     CydiaWriteSources();
10336
10337     _trace();
10338     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10339     _trace();
10340
10341     if (Packages_ != nil) {
10342         bool fail(false);
10343         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10344         _trace();
10345
10346         if (!fail) {
10347             [Metadata_ removeObjectForKey:@"Packages"];
10348             Packages_ = nil;
10349             Changed_ = true;
10350         }
10351     }
10352
10353     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10354
10355 #define MobileSubstrate_(name) \
10356     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10357         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10358         if (handle == NULL) \
10359             NSLog(@"%s", dlerror()); \
10360     }
10361
10362     MobileSubstrate_(Activator)
10363     MobileSubstrate_(libstatusbar)
10364     MobileSubstrate_(SimulatedKeyEvents)
10365     MobileSubstrate_(WinterBoard)
10366
10367     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10368         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10369
10370     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10371
10372     if (access("/User", F_OK) != 0 || version != 5) {
10373         _trace();
10374         system("/usr/libexec/cydia/firmware.sh");
10375         _trace();
10376     }
10377
10378     _assert([[NSFileManager defaultManager]
10379         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10380         withIntermediateDirectories:YES
10381         attributes:nil
10382         error:NULL
10383     ]);
10384
10385     if (access("/tmp/cydia.chk", F_OK) == 0) {
10386         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10387             _assert(errno == ENOENT);
10388         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10389             _assert(errno == ENOENT);
10390     }
10391
10392     /* APT Initialization {{{ */
10393     _assert(pkgInitConfig(*_config));
10394     _assert(pkgInitSystem(*_config, _system));
10395
10396     if (lang != NULL)
10397         _config->Set("APT::Acquire::Translation", lang);
10398
10399     // XXX: this timeout might be important :(
10400     //_config->Set("Acquire::http::Timeout", 15);
10401
10402     _config->Set("Acquire::http::MaxParallel", 3);
10403     /* }}} */
10404     /* Color Choices {{{ */
10405     space_ = CGColorSpaceCreateDeviceRGB();
10406
10407     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10408     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10409     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10410     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10411     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10412     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10413     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10414     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10415     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10416
10417     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10418     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10419     /* }}}*/
10420     /* UIKit Configuration {{{ */
10421     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10422     if ($GSFontSetUseLegacyFontMetrics != NULL)
10423         $GSFontSetUseLegacyFontMetrics(YES);
10424
10425     // XXX: I have a feeling this was important
10426     //UIKeyboardDisableAutomaticAppearance();
10427     /* }}} */
10428
10429     Colon_ = UCLocalize("COLON_DELIMITED");
10430     Elision_ = UCLocalize("ELISION");
10431     Error_ = UCLocalize("ERROR");
10432     Warning_ = UCLocalize("WARNING");
10433
10434     _trace();
10435     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10436
10437     CGColorSpaceRelease(space_);
10438     CFRelease(Locale_);
10439
10440     [pool release];
10441     return value;
10442 }