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 _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 NSString *Product_ = nil;
 695 static NSString *Safari_ = nil;
 696
 697 static CFLocaleRef Locale_;
 698 static NSArray *Languages_;
 699 static CGColorSpaceRef space_;
 700
 701 static NSDictionary *SectionMap_;
 702 static NSMutableDictionary *Metadata_;
 703 static _transient NSMutableDictionary *Settings_;
 704 static _transient NSString *Role_;
 705 static _transient NSMutableDictionary *Packages_;
 706 static _transient NSMutableDictionary *Values_;
 707 static _transient NSMutableDictionary *Sections_;
 708 _H<NSMutableDictionary> Sources_;
 709 static _transient NSNumber *Version_;
 710 bool Changed_;
 711 static time_t now_;
 712
 713 bool IsWildcat_;
 714 static CGFloat ScreenScale_;
 715 static NSString *Idiom_;
 716 static _H<NSString> Firmware_;
 717 static NSString *Major_;
 718
 719 static _H<NSMutableDictionary> SessionData_;
 720 static _H<NSObject> HostConfig_;
 721 static _H<NSMutableSet> BridgedHosts_;
 722 static _H<NSMutableSet> TokenHosts_;
 723 static _H<NSMutableSet> InsecureHosts_;
 724 static _H<NSMutableSet> PipelinedHosts_;
 725 static _H<NSMutableSet> CachedURLs_;
 726
 727 static NSString *kCydiaProgressEventTypeError = @"Error";
 728 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 729 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 730 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 731 /* }}} */
 732
 733 /* Display Helpers {{{ */
 734 inline float Interpolate(float begin, float end, float fraction) {
 735     return (end - begin) * fraction + begin;
 736 }
 737
 738 static _finline const char *StripVersion_(const char *version) {
 739     const char *colon(strchr(version, ':'));
 740     return colon == NULL ? version : colon + 1;
 741 }
 742
 743 NSString *LocalizeSection(NSString *section) {
 744     static Pcre title_r("^(.*?) \\((.*)\\)$");
 745     if (title_r(section)) {
 746         NSString *parent(title_r[1]);
 747         NSString *child(title_r[2]);
 748
 749         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 750             LocalizeSection(parent),
 751             LocalizeSection(child)
 752         ];
 753     }
 754
 755     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 756 }
 757
 758 NSString *Simplify(NSString *title) {
 759     const char *data = [title UTF8String];
 760     size_t size = [title length];
 761
 762     static Pcre square_r("^\\[(.*)\\]$");
 763     if (square_r(data, size))
 764         return Simplify(square_r[1]);
 765
 766     static Pcre paren_r("^\\((.*)\\)$");
 767     if (paren_r(data, size))
 768         return Simplify(paren_r[1]);
 769
 770     static Pcre title_r("^(.*?) \\((.*)\\)$");
 771     if (title_r(data, size))
 772         return Simplify(title_r[1]);
 773
 774     return title;
 775 }
 776 /* }}} */
 777
 778 NSString *GetLastUpdate() {
 779     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 780
 781     if (update == nil)
 782         return UCLocalize("NEVER_OR_UNKNOWN");
 783
 784     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 785     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 786
 787     CFRelease(formatter);
 788
 789     return [(NSString *) formatted autorelease];
 790 }
 791
 792 bool isSectionVisible(NSString *section) {
 793     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 794     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 795     return hidden == nil || ![hidden boolValue];
 796 }
 797
 798 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 799     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 800     if (entry == MACH_PORT_NULL)
 801         return nil;
 802
 803     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 804     IOObjectRelease(entry);
 805
 806     if (value == NULL)
 807         return nil;
 808     return [(id) value autorelease];
 809 }
 810
 811 static NSString *CYHex(NSData *data, bool reverse = false) {
 812     if (data == nil)
 813         return nil;
 814
 815     size_t length([data length]);
 816     uint8_t bytes[length];
 817     [data getBytes:bytes];
 818
 819     char string[length * 2 + 1];
 820     for (size_t i(0); i != length; ++i)
 821         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 822
 823     return [NSString stringWithUTF8String:string];
 824 }
 825
 826 @class Cydia;
 827
 828 /* Delegate Prototypes {{{ */
 829 @class Package;
 830 @class Source;
 831 @class CydiaProgressEvent;
 832
 833 @protocol DatabaseDelegate
 834 - (void) repairWithSelector:(SEL)selector;
 835 - (void) setConfigurationData:(NSString *)data;
 836 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 837 @end
 838
 839 @class CYPackageController;
 840
 841 @protocol CydiaDelegate
 842 - (void) returnToCydia;
 843 - (void) saveState;
 844 - (void) retainNetworkActivityIndicator;
 845 - (void) releaseNetworkActivityIndicator;
 846 - (void) clearPackage:(Package *)package;
 847 - (void) installPackage:(Package *)package;
 848 - (void) installPackages:(NSArray *)packages;
 849 - (void) removePackage:(Package *)package;
 850 - (void) beginUpdate;
 851 - (BOOL) updating;
 852 - (void) distUpgrade;
 853 - (void) loadData;
 854 - (void) updateData;
 855 - (void) syncData;
 856 - (void) addSource:(NSDictionary *)source;
 857 - (void) addTrivialSource:(NSString *)href;
 858 - (void) showSettings;
 859 - (UIProgressHUD *) addProgressHUD;
 860 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 861 - (CyteViewController *) pageForPackage:(NSString *)name;
 862 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 863 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 864 @end
 865 /* }}} */
 866
 867 /* Status Delegation {{{ */
 868 class Status :
 869     public pkgAcquireStatus
 870 {
 871   private:
 872     _transient NSObject<ProgressDelegate> *delegate_;
 873     bool cancelled_;
 874
 875   public:
 876     Status() :
 877         delegate_(nil),
 878         cancelled_(false)
 879     {
 880     }
 881
 882     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 883         delegate_ = delegate;
 884     }
 885
 886     NSObject<ProgressDelegate> *getDelegate() const {
 887         return delegate_;
 888     }
 889
 890     virtual bool MediaChange(std::string media, std::string drive) {
 891         return false;
 892     }
 893
 894     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 895         Done(item);
 896     }
 897
 898     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 899         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 900         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 901         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 902     }
 903
 904     virtual void Done(pkgAcquire::ItemDesc &item) {
 905         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 906         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 907         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 908     }
 909
 910     virtual void Fail(pkgAcquire::ItemDesc &item) {
 911         if (
 912             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 913             item.Owner->Status == pkgAcquire::Item::StatDone
 914         )
 915             return;
 916
 917         std::string &error(item.Owner->ErrorText);
 918         if (error.empty())
 919             return;
 920
 921         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 922         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 923     }
 924
 925     virtual bool Pulse(pkgAcquire *Owner) {
 926         bool value = pkgAcquireStatus::Pulse(Owner);
 927
 928         double percent(
 929             double(CurrentBytes + CurrentItems) /
 930             double(TotalBytes + TotalItems)
 931         );
 932
 933         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 934             [NSNumber numberWithDouble:percent], @"Percent",
 935
 936             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 937             [NSNumber numberWithDouble:TotalBytes], @"Total",
 938             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 939         nil] waitUntilDone:YES];
 940
 941         if (value && ![delegate_ isProgressCancelled])
 942             return true;
 943         else {
 944             cancelled_ = true;
 945             return false;
 946         }
 947     }
 948
 949     _finline bool WasCancelled() const {
 950         return cancelled_;
 951     }
 952
 953     virtual void Start() {
 954         pkgAcquireStatus::Start();
 955         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 956     }
 957
 958     virtual void Stop() {
 959         pkgAcquireStatus::Stop();
 960         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 961         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 962     }
 963 };
 964 /* }}} */
 965 /* Database Interface {{{ */
 966 typedef std::map< unsigned long, _H<Source> > SourceMap;
 967
 968 @interface Database : NSObject {
 969     NSZone *zone_;
 970     apr_pool_t *pool_;
 971
 972     unsigned era_;
 973
 974     pkgCacheFile cache_;
 975     pkgDepCache::Policy *policy_;
 976     pkgRecords *records_;
 977     pkgProblemResolver *resolver_;
 978     pkgAcquire *fetcher_;
 979     FileFd *lock_;
 980     SPtr<pkgPackageManager> manager_;
 981     pkgSourceList *list_;
 982
 983     SourceMap sourceMap_;
 984     _H<NSMutableArray> sourceList_;
 985
 986     CFMutableArrayRef packages_;
 987
 988     _transient NSObject<DatabaseDelegate> *delegate_;
 989     _transient NSObject<ProgressDelegate> *progress_;
 990
 991     Status status_;
 992
 993     int cydiafd_;
 994     int statusfd_;
 995     FILE *input_;
 996
 997     std::map<const char *, _H<NSString> > sections_;
 998 }
 999
1000 + (Database *) sharedInstance;
1001 - (unsigned) era;
1002
1003 - (void) _readCydia:(NSNumber *)fd;
1004 - (void) _readStatus:(NSNumber *)fd;
1005 - (void) _readOutput:(NSNumber *)fd;
1006
1007 - (FILE *) input;
1008
1009 - (Package *) packageWithName:(NSString *)name;
1010
1011 - (pkgCacheFile &) cache;
1012 - (pkgDepCache::Policy *) policy;
1013 - (pkgRecords *) records;
1014 - (pkgProblemResolver *) resolver;
1015 - (pkgAcquire &) fetcher;
1016 - (pkgSourceList &) list;
1017 - (NSArray *) packages;
1018 - (NSArray *) sources;
1019 - (Source *) sourceWithKey:(NSString *)key;
1020 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1021
1022 - (void) configure;
1023 - (bool) prepare;
1024 - (void) perform;
1025 - (bool) upgrade;
1026 - (void) update;
1027
1028 - (void) updateWithStatus:(Status &)status;
1029
1030 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1031
1032 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1033 - (NSObject<ProgressDelegate> *) progressDelegate;
1034
1035 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1036
1037 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1038
1039 @end
1040 /* }}} */
1041 /* ProgressEvent Implementation {{{ */
1042 @implementation CydiaProgressEvent
1043
1044 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1045     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1046 }
1047
1048 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1049     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1050     [event setPackage:package];
1051     return event;
1052 }
1053
1054 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1055     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1056
1057     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1058     NSArray *fields([description componentsSeparatedByString:@" "]);
1059     [event setItem:fields];
1060
1061     if ([fields count] > 3) {
1062         [event setPackage:[fields objectAtIndex:2]];
1063         [event setVersion:[fields objectAtIndex:3]];
1064     }
1065
1066     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1067
1068     return event;
1069 }
1070
1071 + (NSArray *) _attributeKeys {
1072     return [NSArray arrayWithObjects:
1073         @"item",
1074         @"message",
1075         @"package",
1076         @"type",
1077         @"url",
1078         @"version",
1079     nil];
1080 }
1081
1082 - (NSArray *) attributeKeys {
1083     return [[self class] _attributeKeys];
1084 }
1085
1086 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1087     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1088 }
1089
1090 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1091     if ((self = [super init]) != nil) {
1092         message_ = message;
1093         type_ = type;
1094     } return self;
1095 }
1096
1097 - (NSString *) message {
1098     return message_;
1099 }
1100
1101 - (NSString *) type {
1102     return type_;
1103 }
1104
1105 - (NSArray *) item {
1106     return (id) item_ ?: [NSNull null];
1107 }
1108
1109 - (void) setItem:(NSArray *)item {
1110     item_ = item;
1111 }
1112
1113 - (NSString *) package {
1114     return (id) package_ ?: [NSNull null];
1115 }
1116
1117 - (void) setPackage:(NSString *)package {
1118     package_ = package;
1119 }
1120
1121 - (NSString *) url {
1122     return (id) url_ ?: [NSNull null];
1123 }
1124
1125 - (void) setURL:(NSString *)url {
1126     url_ = url;
1127 }
1128
1129 - (void) setVersion:(NSString *)version {
1130     version_ = version;
1131 }
1132
1133 - (NSString *) version {
1134     return (id) version_ ?: [NSNull null];
1135 }
1136
1137 - (NSString *) compound:(NSString *)value {
1138     if (value != nil) {
1139         NSString *mode(nil); {
1140             NSString *type([self type]);
1141             if ([type isEqualToString:kCydiaProgressEventTypeError])
1142                 mode = UCLocalize("ERROR");
1143             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1144                 mode = UCLocalize("WARNING");
1145         }
1146
1147         if (mode != nil)
1148             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1149     }
1150
1151     return value;
1152 }
1153
1154 - (NSString *) compoundMessage {
1155     return [self compound:[self message]];
1156 }
1157
1158 - (NSString *) compoundTitle {
1159     NSString *title;
1160
1161     if (package_ == nil)
1162         title = nil;
1163     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1164         title = [package name];
1165     else
1166         title = package_;
1167
1168     return [self compound:title];
1169 }
1170
1171 @end
1172 /* }}} */
1173
1174 // Cytore Definitions {{{
1175 struct PackageValue :
1176     Cytore::Block
1177 {
1178     Cytore::Offset<PackageValue> next_;
1179
1180     uint32_t index_ : 23;
1181     uint32_t subscribed_ : 1;
1182     uint32_t : 8;
1183
1184     int32_t first_;
1185     int32_t last_;
1186
1187     uint16_t vhash_;
1188     uint16_t nhash_;
1189
1190     char version_[8];
1191     char name_[];
1192 };
1193
1194 struct MetaValue :
1195     Cytore::Block
1196 {
1197     uint32_t active_;
1198     Cytore::Offset<PackageValue> packages_[1 << 16];
1199 };
1200
1201 static Cytore::File<MetaValue> MetaFile_;
1202 // }}}
1203 // Cytore Helper Functions {{{
1204 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1205     SplitHash nhash = { hashlittle(name, length) };
1206
1207     PackageValue *metadata;
1208
1209     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1210     offset: if (offset->IsNull()) {
1211         *offset = MetaFile_.New<PackageValue>(length + 1);
1212         metadata = &MetaFile_.Get(*offset);
1213
1214         if (metadata == NULL) {
1215             if (fail != NULL)
1216                 *fail = true;
1217
1218             metadata = new PackageValue();
1219             memset(metadata, 0, sizeof(*metadata));
1220         }
1221
1222         memcpy(metadata->name_, name, length + 1);
1223         metadata->nhash_ = nhash.u16[1];
1224     } else {
1225         metadata = &MetaFile_.Get(*offset);
1226
1227         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1228             offset = &metadata->next_;
1229             goto offset;
1230         }
1231     }
1232
1233     return metadata;
1234 }
1235
1236 static void PackageImport(const void *key, const void *value, void *context) {
1237     bool &fail(*reinterpret_cast<bool *>(context));
1238
1239     char buffer[1024];
1240     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1241         NSLog(@"failed to import package %@", key);
1242         return;
1243     }
1244
1245     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1246     NSDictionary *package((NSDictionary *) value);
1247
1248     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1249         if ([subscribed boolValue] && !metadata->subscribed_)
1250             metadata->subscribed_ = true;
1251
1252     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1253         time_t time([date timeIntervalSince1970]);
1254         if (metadata->first_ > time || metadata->first_ == 0)
1255             metadata->first_ = time;
1256     }
1257
1258     NSDate *date([package objectForKey:@"LastSeen"]);
1259     NSString *version([package objectForKey:@"LastVersion"]);
1260
1261     if (date != nil && version != nil) {
1262         time_t time([date timeIntervalSince1970]);
1263         if (metadata->last_ < time || metadata->last_ == 0)
1264             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1265                 size_t length(strlen(buffer));
1266                 uint16_t vhash(hashlittle(buffer, length));
1267
1268                 size_t capped(std::min<size_t>(8, length));
1269                 char *latest(buffer + length - capped);
1270
1271                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1272                 metadata->vhash_ = vhash;
1273
1274                 metadata->last_ = time;
1275             }
1276     }
1277 }
1278 // }}}
1279
1280 /* Source Class {{{ */
1281 @interface Source : NSObject {
1282     unsigned era_;
1283     Database *database_;
1284     metaIndex *index_;
1285
1286     CYString depiction_;
1287     CYString description_;
1288     CYString label_;
1289     CYString origin_;
1290     CYString support_;
1291
1292     CYString uri_;
1293     CYString distribution_;
1294     CYString type_;
1295     CYString base_;
1296     CYString version_;
1297
1298     _H<NSString> host_;
1299     _H<NSString> authority_;
1300
1301     CYString defaultIcon_;
1302
1303     _H<NSDictionary> record_;
1304     BOOL trusted_;
1305 }
1306
1307 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1308
1309 - (NSComparisonResult) compareByName:(Source *)source;
1310
1311 - (NSString *) depictionForPackage:(NSString *)package;
1312 - (NSString *) supportForPackage:(NSString *)package;
1313
1314 - (NSDictionary *) record;
1315 - (BOOL) trusted;
1316
1317 - (NSString *) rooturi;
1318 - (NSString *) distribution;
1319 - (NSString *) type;
1320
1321 - (NSString *) key;
1322 - (NSString *) host;
1323
1324 - (NSString *) name;
1325 - (NSString *) shortDescription;
1326 - (NSString *) label;
1327 - (NSString *) origin;
1328 - (NSString *) version;
1329
1330 - (NSString *) defaultIcon;
1331 - (NSURL *) iconURL;
1332
1333 @end
1334
1335 @implementation Source
1336
1337 - (void) _clear {
1338     uri_.clear();
1339     distribution_.clear();
1340     type_.clear();
1341
1342     base_.clear();
1343
1344     description_.clear();
1345     label_.clear();
1346     origin_.clear();
1347     depiction_.clear();
1348     support_.clear();
1349     version_.clear();
1350     defaultIcon_.clear();
1351
1352     record_ = nil;
1353     host_ = nil;
1354     authority_ = nil;
1355 }
1356
1357 + (NSString *) webScriptNameForSelector:(SEL)selector {
1358     if (false);
1359     else if (selector == @selector(addSection:))
1360         return @"addSection";
1361     else if (selector == @selector(getField:))
1362         return @"getField";
1363     else if (selector == @selector(removeSection:))
1364         return @"removeSection";
1365     else if (selector == @selector(remove))
1366         return @"remove";
1367     else
1368         return nil;
1369 }
1370
1371 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1372     return [self webScriptNameForSelector:selector] == nil;
1373 }
1374
1375 + (NSArray *) _attributeKeys {
1376     return [NSArray arrayWithObjects:
1377         @"baseuri",
1378         @"distribution",
1379         @"host",
1380         @"key",
1381         @"iconuri",
1382         @"label",
1383         @"name",
1384         @"origin",
1385         @"rooturi",
1386         @"sections",
1387         @"shortDescription",
1388         @"trusted",
1389         @"type",
1390         @"version",
1391     nil];
1392 }
1393
1394 - (NSArray *) attributeKeys {
1395     return [[self class] _attributeKeys];
1396 }
1397
1398 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1399     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1400 }
1401
1402 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1403     [self _clear];
1404
1405     trusted_ = index->IsTrusted();
1406
1407     uri_.set(pool, index->GetURI());
1408     distribution_.set(pool, index->GetDist());
1409     type_.set(pool, index->GetType());
1410
1411     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1412     if (dindex != NULL) {
1413         base_.set(pool, dindex->MetaIndexURI(""));
1414
1415         FileFd fd;
1416         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1417             _error->Discard();
1418         else {
1419             pkgTagFile tags(&fd);
1420
1421             pkgTagSection section;
1422             tags.Step(section);
1423
1424             struct {
1425                 const char *name_;
1426                 CYString *value_;
1427             } names[] = {
1428                 {"default-icon", &defaultIcon_},
1429                 {"depiction", &depiction_},
1430                 {"description", &description_},
1431                 {"label", &label_},
1432                 {"origin", &origin_},
1433                 {"support", &support_},
1434                 {"version", &version_},
1435             };
1436
1437             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1438                 const char *start, *end;
1439
1440                 if (section.Find(names[i].name_, start, end)) {
1441                     CYString &value(*names[i].value_);
1442                     value.set(pool, start, end - start);
1443                 }
1444             }
1445         }
1446     }
1447
1448     record_ = [Sources_ objectForKey:[self key]];
1449
1450     NSURL *url([NSURL URLWithString:uri_]);
1451
1452     host_ = [url host];
1453     if (host_ != nil)
1454         host_ = [host_ lowercaseString];
1455
1456     if (host_ != nil)
1457         authority_ = host_;
1458     else
1459         authority_ = [url path];
1460 }
1461
1462 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1463     if ((self = [super init]) != nil) {
1464         era_ = [database era];
1465         database_ = database;
1466         index_ = index;
1467
1468         [self setMetaIndex:index inPool:pool];
1469     } return self;
1470 }
1471
1472 - (NSString *) getField:(NSString *)name {
1473 @synchronized (database_) {
1474     if ([database_ era] != era_ || index_ == NULL)
1475         return nil;
1476
1477     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1478     if (dindex == NULL)
1479         return nil;
1480
1481     FileFd fd;
1482     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1483          _error->Discard();
1484          return nil;
1485     }
1486
1487     pkgTagFile tags(&fd);
1488
1489     pkgTagSection section;
1490     tags.Step(section);
1491
1492     const char *start, *end;
1493     if (!section.Find([name UTF8String], start, end))
1494         return (NSString *) [NSNull null];
1495
1496     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1497 } }
1498
1499 - (NSComparisonResult) compareByName:(Source *)source {
1500     NSString *lhs = [self name];
1501     NSString *rhs = [source name];
1502
1503     if ([lhs length] != 0 && [rhs length] != 0) {
1504         unichar lhc = [lhs characterAtIndex:0];
1505         unichar rhc = [rhs characterAtIndex:0];
1506
1507         if (isalpha(lhc) && !isalpha(rhc))
1508             return NSOrderedAscending;
1509         else if (!isalpha(lhc) && isalpha(rhc))
1510             return NSOrderedDescending;
1511     }
1512
1513     return [lhs compare:rhs options:LaxCompareOptions_];
1514 }
1515
1516 - (NSString *) depictionForPackage:(NSString *)package {
1517     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1518 }
1519
1520 - (NSString *) supportForPackage:(NSString *)package {
1521     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1522 }
1523
1524 - (NSArray *) sections {
1525     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1526 }
1527
1528 - (void) _addSection:(NSString *)section {
1529     if (record_ == nil)
1530         return;
1531     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1532         if (![sections containsObject:section]) {
1533             [sections addObject:section];
1534             Changed_ = true;
1535         }
1536     } else {
1537         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1538         Changed_ = true;
1539     }
1540 }
1541
1542 - (bool) addSection:(NSString *)section {
1543     if (record_ == nil)
1544         return false;
1545
1546     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1547     return true;
1548 }
1549
1550 - (void) _removeSection:(NSString *)section {
1551     if (record_ == nil)
1552         return;
1553
1554     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1555         if ([sections containsObject:section]) {
1556             [sections removeObject:section];
1557             Changed_ = true;
1558         }
1559 }
1560
1561 - (bool) removeSection:(NSString *)section {
1562     if (record_ == nil)
1563         return false;
1564
1565     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1566     return true;
1567 }
1568
1569 - (void) _remove {
1570     [Sources_ removeObjectForKey:[self key]];
1571     Changed_ = true;
1572 }
1573
1574 - (bool) remove {
1575     bool value(record_ != nil);
1576     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1577     return value;
1578 }
1579
1580 - (NSDictionary *) record {
1581     return record_;
1582 }
1583
1584 - (BOOL) trusted {
1585     return trusted_;
1586 }
1587
1588 - (NSString *) rooturi {
1589     return uri_;
1590 }
1591
1592 - (NSString *) distribution {
1593     return distribution_;
1594 }
1595
1596 - (NSString *) type {
1597     return type_;
1598 }
1599
1600 - (NSString *) baseuri {
1601     return base_.empty() ? nil : (id) base_;
1602 }
1603
1604 - (NSString *) iconuri {
1605     if (NSString *base = [self baseuri])
1606         return [base stringByAppendingString:@"CydiaIcon.png"];
1607
1608     return nil;
1609 }
1610
1611 - (NSURL *) iconURL {
1612     if (NSString *uri = [self iconuri])
1613         return [NSURL URLWithString:uri];
1614     return nil;
1615 }
1616
1617 - (NSString *) key {
1618     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1619 }
1620
1621 - (NSString *) host {
1622     return host_;
1623 }
1624
1625 - (NSString *) name {
1626     return origin_.empty() ? (id) authority_ : origin_;
1627 }
1628
1629 - (NSString *) shortDescription {
1630     return description_;
1631 }
1632
1633 - (NSString *) label {
1634     return label_.empty() ? (id) authority_ : label_;
1635 }
1636
1637 - (NSString *) origin {
1638     return origin_;
1639 }
1640
1641 - (NSString *) version {
1642     return version_;
1643 }
1644
1645 - (NSString *) defaultIcon {
1646     return defaultIcon_;
1647 }
1648
1649 @end
1650 /* }}} */
1651 /* CydiaOperation Class {{{ */
1652 @interface CydiaOperation : NSObject {
1653     _H<NSString> operator_;
1654     _H<NSString> value_;
1655 }
1656
1657 - (NSString *) operator;
1658 - (NSString *) value;
1659
1660 @end
1661
1662 @implementation CydiaOperation
1663
1664 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1665     if ((self = [super init]) != nil) {
1666         operator_ = [NSString stringWithUTF8String:_operator];
1667         value_ = [NSString stringWithUTF8String:value];
1668     } return self;
1669 }
1670
1671 + (NSArray *) _attributeKeys {
1672     return [NSArray arrayWithObjects:
1673         @"operator",
1674         @"value",
1675     nil];
1676 }
1677
1678 - (NSArray *) attributeKeys {
1679     return [[self class] _attributeKeys];
1680 }
1681
1682 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1683     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1684 }
1685
1686 - (NSString *) operator {
1687     return operator_;
1688 }
1689
1690 - (NSString *) value {
1691     return value_;
1692 }
1693
1694 @end
1695 /* }}} */
1696 /* CydiaClause Class {{{ */
1697 @interface CydiaClause : NSObject {
1698     _H<NSString> package_;
1699     _H<CydiaOperation> version_;
1700 }
1701
1702 - (NSString *) package;
1703 - (CydiaOperation *) version;
1704
1705 @end
1706
1707 @implementation CydiaClause
1708
1709 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1710     if ((self = [super init]) != nil) {
1711         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1712
1713         if (const char *version = dep.TargetVer())
1714             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1715         else
1716             version_ = (id) [NSNull null];
1717     } return self;
1718 }
1719
1720 + (NSArray *) _attributeKeys {
1721     return [NSArray arrayWithObjects:
1722         @"package",
1723         @"version",
1724     nil];
1725 }
1726
1727 - (NSArray *) attributeKeys {
1728     return [[self class] _attributeKeys];
1729 }
1730
1731 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1732     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1733 }
1734
1735 - (NSString *) package {
1736     return package_;
1737 }
1738
1739 - (CydiaOperation *) version {
1740     return version_;
1741 }
1742
1743 @end
1744 /* }}} */
1745 /* CydiaRelation Class {{{ */
1746 @interface CydiaRelation : NSObject {
1747     _H<NSString> relationship_;
1748     _H<NSMutableArray> clauses_;
1749 }
1750
1751 - (NSString *) relationship;
1752 - (NSArray *) clauses;
1753
1754 @end
1755
1756 @implementation CydiaRelation
1757
1758 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1759     if ((self = [super init]) != nil) {
1760         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1761         clauses_ = [NSMutableArray arrayWithCapacity:8];
1762
1763         pkgCache::DepIterator start;
1764         pkgCache::DepIterator end;
1765         dep.GlobOr(start, end); // ++dep
1766
1767         _forever {
1768             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1769
1770             // yes, seriously. (wtf?)
1771             if (start == end)
1772                 break;
1773             ++start;
1774         }
1775     } return self;
1776 }
1777
1778 + (NSArray *) _attributeKeys {
1779     return [NSArray arrayWithObjects:
1780         @"clauses",
1781         @"relationship",
1782     nil];
1783 }
1784
1785 - (NSArray *) attributeKeys {
1786     return [[self class] _attributeKeys];
1787 }
1788
1789 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1790     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1791 }
1792
1793 - (NSString *) relationship {
1794     return relationship_;
1795 }
1796
1797 - (NSArray *) clauses {
1798     return clauses_;
1799 }
1800
1801 - (void) addClause:(CydiaClause *)clause {
1802     [clauses_ addObject:clause];
1803 }
1804
1805 @end
1806 /* }}} */
1807 /* Package Class {{{ */
1808 struct ParsedPackage {
1809     CYString md5sum_;
1810     CYString tagline_;
1811
1812     CYString architecture_;
1813     CYString icon_;
1814
1815     CYString depiction_;
1816     CYString homepage_;
1817
1818     CYString sponsor_;
1819     CYString author_;
1820
1821     CYString bugs_;
1822     CYString support_;
1823 };
1824
1825 @interface Package : NSObject {
1826     uint32_t era_ : 25;
1827     uint32_t role_ : 3;
1828     uint32_t essential_ : 1;
1829     uint32_t obsolete_ : 1;
1830     uint32_t ignored_ : 1;
1831     uint32_t pooled_ : 1;
1832
1833     apr_pool_t *pool_;
1834
1835     uint32_t rank_;
1836
1837     _transient Database *database_;
1838
1839     pkgCache::VerIterator version_;
1840     pkgCache::PkgIterator iterator_;
1841     pkgCache::VerFileIterator file_;
1842
1843     CYString id_;
1844     CYString name_;
1845
1846     CYString latest_;
1847     CYString installed_;
1848
1849     const char *section_;
1850     _transient NSString *section$_;
1851
1852     _H<Source> source_;
1853
1854     PackageValue *metadata_;
1855     ParsedPackage *parsed_;
1856
1857     _H<NSMutableArray> tags_;
1858 }
1859
1860 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1861 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1862
1863 - (pkgCache::PkgIterator) iterator;
1864 - (void) parse;
1865
1866 - (NSString *) section;
1867 - (NSString *) simpleSection;
1868
1869 - (NSString *) longSection;
1870 - (NSString *) shortSection;
1871
1872 - (NSString *) uri;
1873
1874 - (MIMEAddress *) maintainer;
1875 - (size_t) size;
1876 - (NSString *) longDescription;
1877 - (NSString *) shortDescription;
1878 - (unichar) index;
1879
1880 - (PackageValue *) metadata;
1881 - (time_t) seen;
1882
1883 - (bool) subscribed;
1884 - (bool) setSubscribed:(bool)subscribed;
1885
1886 - (BOOL) ignored;
1887
1888 - (NSString *) latest;
1889 - (NSString *) installed;
1890 - (BOOL) uninstalled;
1891
1892 - (BOOL) valid;
1893 - (BOOL) upgradableAndEssential:(BOOL)essential;
1894 - (BOOL) essential;
1895 - (BOOL) broken;
1896 - (BOOL) unfiltered;
1897 - (BOOL) visible;
1898
1899 - (BOOL) half;
1900 - (BOOL) halfConfigured;
1901 - (BOOL) halfInstalled;
1902 - (BOOL) hasMode;
1903 - (NSString *) mode;
1904
1905 - (NSString *) id;
1906 - (NSString *) name;
1907 - (UIImage *) icon;
1908 - (NSString *) homepage;
1909 - (NSString *) depiction;
1910 - (MIMEAddress *) author;
1911
1912 - (NSString *) support;
1913
1914 - (NSArray *) files;
1915 - (NSArray *) warnings;
1916 - (NSArray *) applications;
1917
1918 - (Source *) source;
1919
1920 - (uint32_t) rank;
1921 - (BOOL) matches:(NSArray *)query;
1922
1923 - (bool) hasSupportingRole;
1924 - (BOOL) hasTag:(NSString *)tag;
1925 - (NSString *) primaryPurpose;
1926 - (NSArray *) purposes;
1927 - (bool) isCommercial;
1928
1929 - (void) setIndex:(size_t)index;
1930
1931 - (CYString &) cyname;
1932
1933 - (uint32_t) compareBySection:(NSArray *)sections;
1934
1935 - (void) install;
1936 - (void) remove;
1937
1938 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1939 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1940 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1941 - (bool) isVisibleInSection:(NSString *)section;
1942 - (bool) isVisibleInSource:(Source *)source;
1943
1944 @end
1945
1946 uint32_t PackageChangesRadix(Package *self, void *) {
1947     union {
1948         uint32_t key;
1949
1950         struct {
1951             uint32_t timestamp : 30;
1952             uint32_t ignored : 1;
1953             uint32_t upgradable : 1;
1954         } bits;
1955     } value;
1956
1957     bool upgradable([self upgradableAndEssential:YES]);
1958     value.bits.upgradable = upgradable ? 1 : 0;
1959
1960     if (upgradable) {
1961         value.bits.timestamp = 0;
1962         value.bits.ignored = [self ignored] ? 0 : 1;
1963         value.bits.upgradable = 1;
1964     } else {
1965         value.bits.timestamp = [self seen] >> 2;
1966         value.bits.ignored = 0;
1967         value.bits.upgradable = 0;
1968     }
1969
1970     return _not(uint32_t) - value.key;
1971 }
1972
1973 uint32_t PackagePrefixRadix(Package *self, void *context) {
1974     size_t offset(reinterpret_cast<size_t>(context));
1975     CYString &name([self cyname]);
1976
1977     size_t size(name.size());
1978     if (size == 0)
1979         return 0;
1980     char *text(name.data());
1981
1982     size_t zeros;
1983     if (!isdigit(text[0]))
1984         zeros = 0;
1985     else {
1986         size_t digits(1);
1987         while (size != digits && isdigit(text[digits]))
1988             if (++digits == 4)
1989                 break;
1990         zeros = 4 - digits;
1991     }
1992
1993     uint8_t data[4];
1994
1995     if (offset == 0 && zeros != 0) {
1996         memset(data, '0', zeros);
1997         memcpy(data + zeros, text, 4 - zeros);
1998     } else {
1999         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2000         if (size <= offset - zeros)
2001             return 0;
2002
2003         text += offset - zeros;
2004         size -= offset - zeros;
2005
2006         if (size >= 4)
2007             memcpy(data, text, 4);
2008         else {
2009             memcpy(data, text, size);
2010             memset(data + size, 0, 4 - size);
2011         }
2012
2013         for (size_t i(0); i != 4; ++i)
2014             if (isalpha(data[i]))
2015                 data[i] |= 0x20;
2016     }
2017
2018     if (offset == 0)
2019         if (data[0] == '@')
2020             data[0] = 0x7f;
2021         else
2022             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2023
2024     /* XXX: ntohl may be more honest */
2025     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2026 }
2027
2028 CYString &(*PackageName)(Package *self, SEL sel);
2029
2030 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2031     _profile(PackageNameCompare)
2032         CYString &lhi(PackageName(lhs, @selector(cyname)));
2033         CYString &rhi(PackageName(rhs, @selector(cyname)));
2034         CFStringRef lhn(lhi), rhn(rhi);
2035
2036         if (lhn == NULL)
2037             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2038         else if (rhn == NULL)
2039             return NSOrderedDescending;
2040
2041         _profile(PackageNameCompare$NumbersLast)
2042             if (!lhi.empty() && !rhi.empty()) {
2043                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2044                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2045                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2046                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2047                     return lha ? NSOrderedAscending : NSOrderedDescending;
2048             }
2049         _end
2050
2051         CFIndex length = CFStringGetLength(lhn);
2052
2053         _profile(PackageNameCompare$Compare)
2054             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2055         _end
2056     _end
2057 }
2058
2059 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2060     return PackageNameCompare(*lhs, *rhs, context);
2061 }
2062
2063 struct PackageNameOrdering :
2064     std::binary_function<Package *, Package *, bool>
2065 {
2066     _finline bool operator ()(Package *lhs, Package *rhs) const {
2067         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2068     }
2069 };
2070
2071 @implementation Package
2072
2073 - (NSString *) description {
2074     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2075 }
2076
2077 - (void) dealloc {
2078     if (!pooled_)
2079         apr_pool_destroy(pool_);
2080     if (parsed_ != NULL)
2081         delete parsed_;
2082     [super dealloc];
2083 }
2084
2085 + (NSString *) webScriptNameForSelector:(SEL)selector {
2086     if (false);
2087     else if (selector == @selector(clear))
2088         return @"clear";
2089     else if (selector == @selector(getField:))
2090         return @"getField";
2091     else if (selector == @selector(hasTag:))
2092         return @"hasTag";
2093     else if (selector == @selector(install))
2094         return @"install";
2095     else if (selector == @selector(remove))
2096         return @"remove";
2097     else
2098         return nil;
2099 }
2100
2101 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2102     return [self webScriptNameForSelector:selector] == nil;
2103 }
2104
2105 + (NSArray *) _attributeKeys {
2106     return [NSArray arrayWithObjects:
2107         @"applications",
2108         @"architecture",
2109         @"author",
2110         @"depiction",
2111         @"essential",
2112         @"homepage",
2113         @"icon",
2114         @"id",
2115         @"installed",
2116         @"latest",
2117         @"longDescription",
2118         @"longSection",
2119         @"maintainer",
2120         @"md5sum",
2121         @"mode",
2122         @"name",
2123         @"purposes",
2124         @"relations",
2125         @"section",
2126         @"selection",
2127         @"shortDescription",
2128         @"shortSection",
2129         @"simpleSection",
2130         @"size",
2131         @"source",
2132         @"sponsor",
2133         @"state",
2134         @"support",
2135         @"tags",
2136         @"warnings",
2137     nil];
2138 }
2139
2140 - (NSArray *) attributeKeys {
2141     return [[self class] _attributeKeys];
2142 }
2143
2144 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2145     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2146 }
2147
2148 - (NSArray *) relations {
2149 @synchronized (database_) {
2150     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2151     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2152         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2153     return relations;
2154 } }
2155
2156 - (NSString *) architecture {
2157     [self parse];
2158 @synchronized (database_) {
2159     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2160 } }
2161
2162 - (NSString *) getField:(NSString *)name {
2163 @synchronized (database_) {
2164     if ([database_ era] != era_ || file_.end())
2165         return nil;
2166
2167     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2168
2169     const char *start, *end;
2170     if (!parser.Find([name UTF8String], start, end))
2171         return (NSString *) [NSNull null];
2172
2173     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2174 } }
2175
2176 - (void) parse {
2177     if (parsed_ != NULL)
2178         return;
2179 @synchronized (database_) {
2180     if ([database_ era] != era_ || file_.end())
2181         return;
2182
2183     ParsedPackage *parsed(new ParsedPackage);
2184     parsed_ = parsed;
2185
2186     _profile(Package$parse)
2187         pkgRecords::Parser *parser;
2188
2189         _profile(Package$parse$Lookup)
2190             parser = &[database_ records]->Lookup(file_);
2191         _end
2192
2193         CYString website;
2194
2195         _profile(Package$parse$Find)
2196             struct {
2197                 const char *name_;
2198                 CYString *value_;
2199             } names[] = {
2200                 {"architecture", &parsed->architecture_},
2201                 {"icon", &parsed->icon_},
2202                 {"depiction", &parsed->depiction_},
2203                 {"homepage", &parsed->homepage_},
2204                 {"website", &website},
2205                 {"bugs", &parsed->bugs_},
2206                 {"support", &parsed->support_},
2207                 {"sponsor", &parsed->sponsor_},
2208                 {"author", &parsed->author_},
2209                 {"md5sum", &parsed->md5sum_},
2210             };
2211
2212             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2213                 const char *start, *end;
2214
2215                 if (parser->Find(names[i].name_, start, end)) {
2216                     CYString &value(*names[i].value_);
2217                     _profile(Package$parse$Value)
2218                         value.set(pool_, start, end - start);
2219                     _end
2220                 }
2221             }
2222         _end
2223
2224         _profile(Package$parse$Tagline)
2225             const char *start, *end;
2226             if (parser->ShortDesc(start, end)) {
2227                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2228                 if (stop == NULL)
2229                     stop = end;
2230                 while (stop != start && stop[-1] == '\r')
2231                     --stop;
2232                 parsed->tagline_.set(pool_, start, stop - start);
2233             }
2234         _end
2235
2236         _profile(Package$parse$Retain)
2237             if (parsed->homepage_.empty())
2238                 parsed->homepage_ = website;
2239             if (parsed->homepage_ == parsed->depiction_)
2240                 parsed->homepage_.clear();
2241         _end
2242     _end
2243 } }
2244
2245 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2246     if ((self = [super init]) != nil) {
2247     _profile(Package$initWithVersion)
2248         if (pool == NULL)
2249             apr_pool_create(&pool_, NULL);
2250         else {
2251             pool_ = pool;
2252             pooled_ = true;
2253         }
2254
2255         database_ = database;
2256         era_ = [database era];
2257
2258         version_ = version;
2259
2260         pkgCache::PkgIterator iterator(version.ParentPkg());
2261         iterator_ = iterator;
2262
2263         _profile(Package$initWithVersion$Version)
2264             if (!version_.end())
2265                 file_ = version_.FileList();
2266             else {
2267                 pkgCache &cache([database_ cache]);
2268                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2269             }
2270         _end
2271
2272         _profile(Package$initWithVersion$Cache)
2273             name_.set(NULL, iterator.Display());
2274
2275             latest_.set(NULL, StripVersion_(version_.VerStr()));
2276
2277             pkgCache::VerIterator current(iterator.CurrentVer());
2278             if (!current.end())
2279                 installed_.set(NULL, StripVersion_(current.VerStr()));
2280         _end
2281
2282         _profile(Package$initWithVersion$Tags)
2283             pkgCache::TagIterator tag(iterator.TagList());
2284             if (!tag.end()) {
2285                 tags_ = [NSMutableArray arrayWithCapacity:8];
2286                 do {
2287                     const char *name(tag.Name());
2288                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2289
2290                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2291                         if (strcmp(name + 6, "enduser") == 0)
2292                             role_ = 1;
2293                         else if (strcmp(name + 6, "hacker") == 0)
2294                             role_ = 2;
2295                         else if (strcmp(name + 6, "developer") == 0)
2296                             role_ = 3;
2297                         else if (strcmp(name + 6, "cydia") == 0)
2298                             role_ = 7;
2299                         else
2300                             role_ = 4;
2301                     }
2302
2303                     if (strncmp(name, "cydia::", 7) == 0) {
2304                         if (strcmp(name + 7, "essential") == 0)
2305                             essential_ = true;
2306                         else if (strcmp(name + 7, "obsolete") == 0)
2307                             obsolete_ = true;
2308                     }
2309
2310                     ++tag;
2311                 } while (!tag.end());
2312             }
2313         _end
2314
2315         _profile(Package$initWithVersion$Metadata)
2316             const char *mixed(iterator.Name());
2317             size_t size(strlen(mixed));
2318             char lower[size + 1];
2319
2320             for (size_t i(0); i != size; ++i)
2321                 lower[i] = mixed[i] | 0x20;
2322             lower[size] = '\0';
2323
2324             PackageValue *metadata(PackageFind(lower, size));
2325             metadata_ = metadata;
2326
2327             id_.set(NULL, metadata->name_, size);
2328
2329             const char *latest(version_.VerStr());
2330             size_t length(strlen(latest));
2331
2332             uint16_t vhash(hashlittle(latest, length));
2333
2334             size_t capped(std::min<size_t>(8, length));
2335             latest = latest + length - capped;
2336
2337             if (metadata->first_ == 0)
2338                 metadata->first_ = now_;
2339
2340             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2341                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2342                 metadata->vhash_ = vhash;
2343                 metadata->last_ = now_;
2344             } else if (metadata->last_ == 0)
2345                 metadata->last_ = metadata->first_;
2346         _end
2347
2348         _profile(Package$initWithVersion$Section)
2349             section_ = iterator.Section();
2350         _end
2351
2352         _profile(Package$initWithVersion$Flags)
2353             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2354             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2355         _end
2356     _end } return self;
2357 }
2358
2359 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2360     pkgCache::VerIterator version;
2361
2362     _profile(Package$packageWithIterator$GetCandidateVer)
2363         version = [database policy]->GetCandidateVer(iterator);
2364     _end
2365
2366     if (version.end())
2367         return nil;
2368
2369     Package *package;
2370
2371     _profile(Package$packageWithIterator$Allocate)
2372         package = [Package allocWithZone:zone];
2373     _end
2374
2375     _profile(Package$packageWithIterator$Initialize)
2376         package = [package
2377             initWithVersion:version
2378             withZone:zone
2379             inPool:pool
2380             database:database
2381         ];
2382     _end
2383
2384     _profile(Package$packageWithIterator$Autorelease)
2385         package = [package autorelease];
2386     _end
2387
2388     return package;
2389 }
2390
2391 - (pkgCache::PkgIterator) iterator {
2392     return iterator_;
2393 }
2394
2395 - (NSString *) section {
2396     if (section$_ == nil) {
2397         if (section_ == NULL)
2398             return nil;
2399
2400         _profile(Package$section$mappedSectionForPointer)
2401             section$_ = [database_ mappedSectionForPointer:section_];
2402         _end
2403     } return section$_;
2404 }
2405
2406 - (NSString *) simpleSection {
2407     if (NSString *section = [self section])
2408         return Simplify(section);
2409     else
2410         return nil;
2411 }
2412
2413 - (NSString *) longSection {
2414     return LocalizeSection([self section]);
2415 }
2416
2417 - (NSString *) shortSection {
2418     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2419 }
2420
2421 - (NSString *) uri {
2422     return nil;
2423 #if 0
2424     pkgIndexFile *index;
2425     pkgCache::PkgFileIterator file(file_.File());
2426     if (![database_ list].FindIndex(file, index))
2427         return nil;
2428     return [NSString stringWithUTF8String:iterator_->Path];
2429     //return [NSString stringWithUTF8String:file.Site()];
2430     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2431 #endif
2432 }
2433
2434 - (MIMEAddress *) maintainer {
2435 @synchronized (database_) {
2436     if ([database_ era] != era_ || file_.end())
2437         return nil;
2438
2439     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2440     const std::string &maintainer(parser->Maintainer());
2441     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2442 } }
2443
2444 - (NSString *) md5sum {
2445     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2446 }
2447
2448 - (size_t) size {
2449 @synchronized (database_) {
2450     if ([database_ era] != era_ || version_.end())
2451         return 0;
2452
2453     return version_->InstalledSize;
2454 } }
2455
2456 - (NSString *) longDescription {
2457 @synchronized (database_) {
2458     if ([database_ era] != era_ || file_.end())
2459         return nil;
2460
2461     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2462     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2463
2464     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2465     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2466     if ([lines count] < 2)
2467         return nil;
2468
2469     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2470     for (size_t i(1), e([lines count]); i != e; ++i) {
2471         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2472         [trimmed addObject:trim];
2473     }
2474
2475     return [trimmed componentsJoinedByString:@"\n"];
2476 } }
2477
2478 - (NSString *) shortDescription {
2479     if (parsed_ != NULL)
2480         return static_cast<NSString *>(parsed_->tagline_);
2481
2482 @synchronized (database_) {
2483     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2484
2485     const char *start, *end;
2486     if (!parser.ShortDesc(start, end))
2487         return nil;
2488
2489     if (end - start > 200)
2490         end = start + 200;
2491
2492     /*
2493     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2494         end = stop;
2495
2496     while (end != start && end[-1] == '\r')
2497         --end;
2498     */
2499
2500     return [(id) CYStringCreate(start, end - start) autorelease];
2501 } }
2502
2503 - (unichar) index {
2504     _profile(Package$index)
2505         CFStringRef name((CFStringRef) [self name]);
2506         if (CFStringGetLength(name) == 0)
2507             return '#';
2508         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2509         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2510             return '#';
2511         return toupper(character);
2512     _end
2513 }
2514
2515 - (PackageValue *) metadata {
2516     return metadata_;
2517 }
2518
2519 - (time_t) seen {
2520     PackageValue *metadata([self metadata]);
2521     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2522 }
2523
2524 - (bool) subscribed {
2525     return [self metadata]->subscribed_;
2526 }
2527
2528 - (bool) setSubscribed:(bool)subscribed {
2529     PackageValue *metadata([self metadata]);
2530     if (metadata->subscribed_ == subscribed)
2531         return false;
2532     metadata->subscribed_ = subscribed;
2533     return true;
2534 }
2535
2536 - (BOOL) ignored {
2537     return ignored_;
2538 }
2539
2540 - (NSString *) latest {
2541     return latest_;
2542 }
2543
2544 - (NSString *) installed {
2545     return installed_;
2546 }
2547
2548 - (BOOL) uninstalled {
2549     return installed_.empty();
2550 }
2551
2552 - (BOOL) valid {
2553     return !version_.end();
2554 }
2555
2556 - (BOOL) upgradableAndEssential:(BOOL)essential {
2557     _profile(Package$upgradableAndEssential)
2558         pkgCache::VerIterator current(iterator_.CurrentVer());
2559         if (current.end())
2560             return essential && essential_;
2561         else
2562             return !version_.end() && version_ != current;
2563     _end
2564 }
2565
2566 - (BOOL) essential {
2567     return essential_;
2568 }
2569
2570 - (BOOL) broken {
2571     return [database_ cache][iterator_].InstBroken();
2572 }
2573
2574 - (BOOL) unfiltered {
2575     _profile(Package$unfiltered$obsolete)
2576         if (_unlikely(obsolete_))
2577             return false;
2578     _end
2579
2580     _profile(Package$unfiltered$hasSupportingRole)
2581         if (_unlikely(![self hasSupportingRole]))
2582             return false;
2583     _end
2584
2585     return true;
2586 }
2587
2588 - (BOOL) visible {
2589     if (![self unfiltered])
2590         return false;
2591
2592     NSString *section;
2593
2594     _profile(Package$visible$section)
2595         section = [self section];
2596     _end
2597
2598     _profile(Package$visible$isSectionVisible)
2599         if (!isSectionVisible(section))
2600             return false;
2601     _end
2602
2603     return true;
2604 }
2605
2606 - (BOOL) half {
2607     unsigned char current(iterator_->CurrentState);
2608     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2609 }
2610
2611 - (BOOL) halfConfigured {
2612     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2613 }
2614
2615 - (BOOL) halfInstalled {
2616     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2617 }
2618
2619 - (BOOL) hasMode {
2620 @synchronized (database_) {
2621     if ([database_ era] != era_ || iterator_.end())
2622         return nil;
2623
2624     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2625     return state.Mode != pkgDepCache::ModeKeep;
2626 } }
2627
2628 - (NSString *) mode {
2629 @synchronized (database_) {
2630     if ([database_ era] != era_ || iterator_.end())
2631         return nil;
2632
2633     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2634
2635     switch (state.Mode) {
2636         case pkgDepCache::ModeDelete:
2637             if ((state.iFlags & pkgDepCache::Purge) != 0)
2638                 return @"PURGE";
2639             else
2640                 return @"REMOVE";
2641         case pkgDepCache::ModeKeep:
2642             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2643                 return @"REINSTALL";
2644             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2645                 return nil;*/
2646             else
2647                 return nil;
2648         case pkgDepCache::ModeInstall:
2649             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2650                 return @"REINSTALL";
2651             else*/ switch (state.Status) {
2652                 case -1:
2653                     return @"DOWNGRADE";
2654                 case 0:
2655                     return @"INSTALL";
2656                 case 1:
2657                     return @"UPGRADE";
2658                 case 2:
2659                     return @"NEW_INSTALL";
2660                 _nodefault
2661             }
2662         _nodefault
2663     }
2664 } }
2665
2666 - (NSString *) id {
2667     return id_;
2668 }
2669
2670 - (NSString *) name {
2671     return name_.empty() ? id_ : name_;
2672 }
2673
2674 - (UIImage *) icon {
2675     NSString *section = [self simpleSection];
2676
2677     UIImage *icon(nil);
2678     if (parsed_ != NULL)
2679         if (NSString *href = parsed_->icon_)
2680             if ([href hasPrefix:@"file:///"])
2681                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2682     if (icon == nil) if (section != nil)
2683         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2684     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2685         if ([dicon hasPrefix:@"file:///"])
2686             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2687     if (icon == nil)
2688         icon = [UIImage applicationImageNamed:@"unknown.png"];
2689     return icon;
2690 }
2691
2692 - (NSString *) homepage {
2693     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2694 }
2695
2696 - (NSString *) depiction {
2697     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2698 }
2699
2700 - (MIMEAddress *) sponsor {
2701     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2702 }
2703
2704 - (MIMEAddress *) author {
2705     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2706 }
2707
2708 - (NSString *) support {
2709     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2710 }
2711
2712 - (NSArray *) files {
2713     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2714     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2715
2716     std::ifstream fin;
2717     fin.open([path UTF8String]);
2718     if (!fin.is_open())
2719         return nil;
2720
2721     std::string line;
2722     while (std::getline(fin, line))
2723         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2724
2725     return files;
2726 }
2727
2728 - (NSString *) state {
2729 @synchronized (database_) {
2730     if ([database_ era] != era_ || file_.end())
2731         return nil;
2732
2733     switch (iterator_->CurrentState) {
2734         case pkgCache::State::NotInstalled:
2735             return @"NotInstalled";
2736         case pkgCache::State::UnPacked:
2737             return @"UnPacked";
2738         case pkgCache::State::HalfConfigured:
2739             return @"HalfConfigured";
2740         case pkgCache::State::HalfInstalled:
2741             return @"HalfInstalled";
2742         case pkgCache::State::ConfigFiles:
2743             return @"ConfigFiles";
2744         case pkgCache::State::Installed:
2745             return @"Installed";
2746         case pkgCache::State::TriggersAwaited:
2747             return @"TriggersAwaited";
2748         case pkgCache::State::TriggersPending:
2749             return @"TriggersPending";
2750     }
2751
2752     return (NSString *) [NSNull null];
2753 } }
2754
2755 - (NSString *) selection {
2756 @synchronized (database_) {
2757     if ([database_ era] != era_ || file_.end())
2758         return nil;
2759
2760     switch (iterator_->SelectedState) {
2761         case pkgCache::State::Unknown:
2762             return @"Unknown";
2763         case pkgCache::State::Install:
2764             return @"Install";
2765         case pkgCache::State::Hold:
2766             return @"Hold";
2767         case pkgCache::State::DeInstall:
2768             return @"DeInstall";
2769         case pkgCache::State::Purge:
2770             return @"Purge";
2771     }
2772
2773     return (NSString *) [NSNull null];
2774 } }
2775
2776 - (NSArray *) warnings {
2777     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2778     const char *name(iterator_.Name());
2779
2780     size_t length(strlen(name));
2781     if (length < 2) invalid:
2782         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2783     else for (size_t i(0); i != length; ++i)
2784         if (
2785             /* XXX: technically this is not allowed */
2786             (name[i] < 'A' || name[i] > 'Z') &&
2787             (name[i] < 'a' || name[i] > 'z') &&
2788             (name[i] < '0' || name[i] > '9') &&
2789             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2790         ) goto invalid;
2791
2792     if (strcmp(name, "cydia") != 0) {
2793         bool cydia = false;
2794         bool user = false;
2795         bool _private = false;
2796         bool stash = false;
2797
2798         bool repository = [[self section] isEqualToString:@"Repositories"];
2799
2800         if (NSArray *files = [self files])
2801             for (NSString *file in files)
2802                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2803                     cydia = true;
2804                 else if (!user && [file isEqualToString:@"/User"])
2805                     user = true;
2806                 else if (!_private && [file isEqualToString:@"/private"])
2807                     _private = true;
2808                 else if (!stash && [file isEqualToString:@"/var/stash"])
2809                     stash = true;
2810
2811         /* XXX: this is not sensitive enough. only some folders are valid. */
2812         if (cydia && !repository)
2813             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2814         if (user)
2815             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2816         if (_private)
2817             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2818         if (stash)
2819             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2820     }
2821
2822     return [warnings count] == 0 ? nil : warnings;
2823 }
2824
2825 - (NSArray *) applications {
2826     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2827
2828     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2829
2830     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2831     if (NSArray *files = [self files])
2832         for (NSString *file in files)
2833             if (application_r(file)) {
2834                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2835                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2836                 if ([id isEqualToString:me])
2837                     continue;
2838
2839                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2840                 if (display == nil)
2841                     display = application_r[1];
2842
2843                 NSString *bundle([file stringByDeletingLastPathComponent]);
2844                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2845                 if (icon == nil || [icon length] == 0)
2846                     icon = @"icon.png";
2847                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2848
2849                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2850                 [applications addObject:application];
2851
2852                 [application addObject:id];
2853                 [application addObject:display];
2854                 [application addObject:url];
2855             }
2856
2857     return [applications count] == 0 ? nil : applications;
2858 }
2859
2860 - (Source *) source {
2861     if (source_ == nil) {
2862         @synchronized (database_) {
2863             if ([database_ era] != era_ || file_.end())
2864                 source_ = (Source *) [NSNull null];
2865             else
2866                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2867         }
2868     }
2869
2870     return source_ == (Source *) [NSNull null] ? nil : source_;
2871 }
2872
2873 - (uint32_t) rank {
2874     return rank_;
2875 }
2876
2877 - (BOOL) matches:(NSArray *)query {
2878     if (query == nil || [query count] == 0)
2879         return NO;
2880
2881     rank_ = 0;
2882
2883     NSString *string;
2884     NSRange range;
2885     NSUInteger length;
2886
2887     string = [self name];
2888     length = [string length];
2889
2890     for (NSString *term in query) {
2891         range = [string rangeOfString:term options:MatchCompareOptions_];
2892         if (range.location != NSNotFound)
2893             rank_ -= 6 * 1000000 / length;
2894     }
2895
2896     if (rank_ == 0) {
2897         string = [self id];
2898         length = [string length];
2899
2900         for (NSString *term in query) {
2901             range = [string rangeOfString:term options:MatchCompareOptions_];
2902             if (range.location != NSNotFound)
2903                 rank_ -= 6 * 1000000 / length;
2904         }
2905     }
2906
2907     string = [self shortDescription];
2908     length = [string length];
2909     NSUInteger stop(std::min<NSUInteger>(length, 200));
2910
2911     for (NSString *term in query) {
2912         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2913         if (range.location != NSNotFound)
2914             rank_ -= 2 * 100000;
2915     }
2916
2917     return rank_ != 0;
2918 }
2919
2920 - (bool) hasSupportingRole {
2921     if (role_ == 0)
2922         return true;
2923     if (role_ == 1)
2924         return true;
2925     if ([Role_ isEqualToString:@"User"])
2926         return false;
2927     if (role_ == 2)
2928         return true;
2929     if ([Role_ isEqualToString:@"Hacker"])
2930         return false;
2931     if (role_ == 3)
2932         return true;
2933     if ([Role_ isEqualToString:@"Developer"])
2934         return false;
2935     _assert(false);
2936 }
2937
2938 - (NSArray *) tags {
2939     return tags_;
2940 }
2941
2942 - (BOOL) hasTag:(NSString *)tag {
2943     return tags_ == nil ? NO : [tags_ containsObject:tag];
2944 }
2945
2946 - (NSString *) primaryPurpose {
2947     for (NSString *tag in (NSArray *) tags_)
2948         if ([tag hasPrefix:@"purpose::"])
2949             return [tag substringFromIndex:9];
2950     return nil;
2951 }
2952
2953 - (NSArray *) purposes {
2954     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2955     for (NSString *tag in (NSArray *) tags_)
2956         if ([tag hasPrefix:@"purpose::"])
2957             [purposes addObject:[tag substringFromIndex:9]];
2958     return [purposes count] == 0 ? nil : purposes;
2959 }
2960
2961 - (bool) isCommercial {
2962     return [self hasTag:@"cydia::commercial"];
2963 }
2964
2965 - (void) setIndex:(size_t)index {
2966     if (metadata_->index_ != index)
2967         metadata_->index_ = index;
2968 }
2969
2970 - (CYString &) cyname {
2971     return name_.empty() ? id_ : name_;
2972 }
2973
2974 - (uint32_t) compareBySection:(NSArray *)sections {
2975     NSString *section([self section]);
2976     for (size_t i(0), e([sections count]); i != e; ++i) {
2977         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2978             return i;
2979     }
2980
2981     return _not(uint32_t);
2982 }
2983
2984 - (void) clear {
2985 @synchronized (database_) {
2986     pkgProblemResolver *resolver = [database_ resolver];
2987     resolver->Clear(iterator_);
2988
2989     pkgCacheFile &cache([database_ cache]);
2990     cache->SetReInstall(iterator_, false);
2991     cache->MarkKeep(iterator_, false);
2992 } }
2993
2994 - (void) install {
2995 @synchronized (database_) {
2996     pkgProblemResolver *resolver = [database_ resolver];
2997     resolver->Clear(iterator_);
2998     resolver->Protect(iterator_);
2999
3000     pkgCacheFile &cache([database_ cache]);
3001     cache->SetReInstall(iterator_, false);
3002     cache->MarkInstall(iterator_, false);
3003
3004     pkgDepCache::StateCache &state((*cache)[iterator_]);
3005     if (!state.Install())
3006         cache->SetReInstall(iterator_, true);
3007 } }
3008
3009 - (void) remove {
3010 @synchronized (database_) {
3011     pkgProblemResolver *resolver = [database_ resolver];
3012     resolver->Clear(iterator_);
3013     resolver->Remove(iterator_);
3014     resolver->Protect(iterator_);
3015
3016     pkgCacheFile &cache([database_ cache]);
3017     cache->SetReInstall(iterator_, false);
3018     cache->MarkDelete(iterator_, true);
3019 } }
3020
3021 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3022     _profile(Package$isUnfilteredAndSearchedForBy)
3023         bool value(true);
3024
3025         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3026             value &= [self unfiltered];
3027         _end
3028
3029         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3030             value &= [self matches:query];
3031         _end
3032
3033         return value;
3034     _end
3035 }
3036
3037 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3038     if ([search length] == 0)
3039         return false;
3040
3041     _profile(Package$isUnfilteredAndSelectedForBy)
3042         bool value(true);
3043
3044         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3045             value &= [self unfiltered];
3046         _end
3047
3048         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3049             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3050         _end
3051
3052         return value;
3053     _end
3054 }
3055
3056 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3057     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3058 }
3059
3060 - (bool) isVisibleInSection:(NSString *)name {
3061     NSString *section([self section]);
3062
3063     return (
3064         name == nil ||
3065         section == nil && [name length] == 0 ||
3066         [name isEqualToString:section]
3067     ) && [self visible];
3068 }
3069
3070 - (bool) isVisibleInSource:(Source *)source {
3071     return [self source] == source && [self visible];
3072 }
3073
3074 @end
3075 /* }}} */
3076 /* Section Class {{{ */
3077 @interface Section : NSObject {
3078     _H<NSString> name_;
3079     unichar index_;
3080     size_t row_;
3081     size_t count_;
3082     _H<NSString> localized_;
3083 }
3084
3085 - (NSComparisonResult) compareByLocalized:(Section *)section;
3086 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3087 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3088 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3089 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3090 - (NSString *) name;
3091 - (unichar) index;
3092
3093 - (size_t) row;
3094 - (size_t) count;
3095
3096 - (void) addToRow;
3097 - (void) addToCount;
3098
3099 - (void) setCount:(size_t)count;
3100 - (NSString *) localized;
3101
3102 @end
3103
3104 @implementation Section
3105
3106 - (NSComparisonResult) compareByLocalized:(Section *)section {
3107     NSString *lhs(localized_);
3108     NSString *rhs([section localized]);
3109
3110     /*if ([lhs length] != 0 && [rhs length] != 0) {
3111         unichar lhc = [lhs characterAtIndex:0];
3112         unichar rhc = [rhs characterAtIndex:0];
3113
3114         if (isalpha(lhc) && !isalpha(rhc))
3115             return NSOrderedAscending;
3116         else if (!isalpha(lhc) && isalpha(rhc))
3117             return NSOrderedDescending;
3118     }*/
3119
3120     return [lhs compare:rhs options:LaxCompareOptions_];
3121 }
3122
3123 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3124     if ((self = [self initWithName:name localize:NO]) != nil) {
3125         if (localized != nil)
3126             localized_ = localized;
3127     } return self;
3128 }
3129
3130 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3131     return [self initWithName:name row:0 localize:localize];
3132 }
3133
3134 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3135     if ((self = [super init]) != nil) {
3136         name_ = name;
3137         index_ = '\0';
3138         row_ = row;
3139         if (localize)
3140             localized_ = LocalizeSection(name_);
3141     } return self;
3142 }
3143
3144 /* XXX: localize the index thingees */
3145 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3146     if ((self = [super init]) != nil) {
3147         name_ = [NSString stringWithCharacters:&index length:1];
3148         index_ = index;
3149         row_ = row;
3150     } return self;
3151 }
3152
3153 - (NSString *) name {
3154     return name_;
3155 }
3156
3157 - (unichar) index {
3158     return index_;
3159 }
3160
3161 - (size_t) row {
3162     return row_;
3163 }
3164
3165 - (size_t) count {
3166     return count_;
3167 }
3168
3169 - (void) addToRow {
3170     ++row_;
3171 }
3172
3173 - (void) addToCount {
3174     ++count_;
3175 }
3176
3177 - (void) setCount:(size_t)count {
3178     count_ = count;
3179 }
3180
3181 - (NSString *) localized {
3182     return localized_;
3183 }
3184
3185 @end
3186 /* }}} */
3187
3188 class CydiaLogCleaner :
3189     public pkgArchiveCleaner
3190 {
3191   protected:
3192     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3193         unlink(File);
3194     }
3195 };
3196
3197 /* Database Implementation {{{ */
3198 @implementation Database
3199
3200 + (Database *) sharedInstance {
3201     static _H<Database> instance;
3202     if (instance == nil)
3203         instance = [[[Database alloc] init] autorelease];
3204     return instance;
3205 }
3206
3207 - (unsigned) era {
3208     return era_;
3209 }
3210
3211 - (void) releasePackages {
3212     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3213     CFArrayRemoveAllValues(packages_);
3214 }
3215
3216 - (void) dealloc {
3217     // XXX: actually implement this thing
3218     _assert(false);
3219     [self releasePackages];
3220     apr_pool_destroy(pool_);
3221     NSRecycleZone(zone_);
3222     [super dealloc];
3223 }
3224
3225 - (void) _readCydia:(NSNumber *)fd {
3226     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3227     std::istream is(&ib);
3228     std::string line;
3229
3230     static Pcre finish_r("^finish:([^:]*)$");
3231
3232     while (std::getline(is, line)) {
3233         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3234
3235         const char *data(line.c_str());
3236         size_t size = line.size();
3237         lprintf("C:%s\n", data);
3238
3239         if (finish_r(data, size)) {
3240             NSString *finish = finish_r[1];
3241             int index = [Finishes_ indexOfObject:finish];
3242             if (index != INT_MAX && index > Finish_)
3243                 Finish_ = index;
3244         }
3245
3246         [pool release];
3247     }
3248
3249     _assume(false);
3250 }
3251
3252 - (void) _readStatus:(NSNumber *)fd {
3253     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3254     std::istream is(&ib);
3255     std::string line;
3256
3257     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3258     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3259
3260     while (std::getline(is, line)) {
3261         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3262
3263         const char *data(line.c_str());
3264         size_t size(line.size());
3265         lprintf("S:%s\n", data);
3266
3267         if (conffile_r(data, size)) {
3268             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3269             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3270         } else if (strncmp(data, "status: ", 8) == 0) {
3271             // status: <package>: {unpacked,half-configured,installed}
3272             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3273             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3274         } else if (strncmp(data, "processing: ", 12) == 0) {
3275             // processing: configure: config-test
3276             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3277             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3278         } else if (pmstatus_r(data, size)) {
3279             std::string type([pmstatus_r[1] UTF8String]);
3280
3281             NSString *package = pmstatus_r[2];
3282             if ([package isEqualToString:@"dpkg-exec"])
3283                 package = nil;
3284
3285             float percent([pmstatus_r[3] floatValue]);
3286             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3287
3288             NSString *string = pmstatus_r[4];
3289
3290             if (type == "pmerror") {
3291                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3292                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3293             } else if (type == "pmstatus") {
3294                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3295                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3296             } else if (type == "pmconffile")
3297                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3298             else
3299                 lprintf("E:unknown pmstatus\n");
3300         } else
3301             lprintf("E:unknown status\n");
3302
3303         [pool release];
3304     }
3305
3306     _assume(false);
3307 }
3308
3309 - (void) _readOutput:(NSNumber *)fd {
3310     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3311     std::istream is(&ib);
3312     std::string line;
3313
3314     while (std::getline(is, line)) {
3315         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3316
3317         lprintf("O:%s\n", line.c_str());
3318
3319         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3320         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3321
3322         [pool release];
3323     }
3324
3325     _assume(false);
3326 }
3327
3328 - (FILE *) input {
3329     return input_;
3330 }
3331
3332 - (Package *) packageWithName:(NSString *)name {
3333     if (name == nil)
3334         return nil;
3335 @synchronized (self) {
3336     if (static_cast<pkgDepCache *>(cache_) == NULL)
3337         return nil;
3338     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3339     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3340 } }
3341
3342 - (id) init {
3343     if ((self = [super init]) != nil) {
3344         policy_ = NULL;
3345         records_ = NULL;
3346         resolver_ = NULL;
3347         fetcher_ = NULL;
3348         lock_ = NULL;
3349
3350         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3351         apr_pool_create(&pool_, NULL);
3352
3353         size_t capacity(MetaFile_->active_);
3354         if (capacity == 0)
3355             capacity = 16384;
3356         else
3357             capacity += 1024;
3358
3359         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3360         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3361
3362         int fds[2];
3363
3364         _assert(pipe(fds) != -1);
3365         cydiafd_ = fds[1];
3366
3367         _config->Set("APT::Keep-Fds::", cydiafd_);
3368         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3369
3370         [NSThread
3371             detachNewThreadSelector:@selector(_readCydia:)
3372             toTarget:self
3373             withObject:[NSNumber numberWithInt:fds[0]]
3374         ];
3375
3376         _assert(pipe(fds) != -1);
3377         statusfd_ = fds[1];
3378
3379         [NSThread
3380             detachNewThreadSelector:@selector(_readStatus:)
3381             toTarget:self
3382             withObject:[NSNumber numberWithInt:fds[0]]
3383         ];
3384
3385         _assert(pipe(fds) != -1);
3386         _assert(dup2(fds[0], 0) != -1);
3387         _assert(close(fds[0]) != -1);
3388
3389         input_ = fdopen(fds[1], "a");
3390
3391         _assert(pipe(fds) != -1);
3392         _assert(dup2(fds[1], 1) != -1);
3393         _assert(close(fds[1]) != -1);
3394
3395         [NSThread
3396             detachNewThreadSelector:@selector(_readOutput:)
3397             toTarget:self
3398             withObject:[NSNumber numberWithInt:fds[0]]
3399         ];
3400     } return self;
3401 }
3402
3403 - (pkgCacheFile &) cache {
3404     return cache_;
3405 }
3406
3407 - (pkgDepCache::Policy *) policy {
3408     return policy_;
3409 }
3410
3411 - (pkgRecords *) records {
3412     return records_;
3413 }
3414
3415 - (pkgProblemResolver *) resolver {
3416     return resolver_;
3417 }
3418
3419 - (pkgAcquire &) fetcher {
3420     return *fetcher_;
3421 }
3422
3423 - (pkgSourceList &) list {
3424     return *list_;
3425 }
3426
3427 - (NSArray *) packages {
3428     return (NSArray *) packages_;
3429 }
3430
3431 - (NSArray *) sources {
3432     return sourceList_;
3433 }
3434
3435 - (Source *) sourceWithKey:(NSString *)key {
3436     for (Source *source in [self sources]) {
3437         if ([[source key] isEqualToString:key])
3438             return source;
3439     } return nil;
3440 }
3441
3442 - (bool) popErrorWithTitle:(NSString *)title {
3443     bool fatal(false);
3444
3445     while (!_error->empty()) {
3446         std::string error;
3447         bool warning(!_error->PopMessage(error));
3448         if (!warning)
3449             fatal = true;
3450
3451         for (;;) {
3452             size_t size(error.size());
3453             if (size == 0 || error[size - 1] != '\n')
3454                 break;
3455             error.resize(size - 1);
3456         }
3457
3458         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3459
3460         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3461         if (warning && no_pubkey(error.c_str()))
3462             continue;
3463
3464         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3465     }
3466
3467     return fatal;
3468 }
3469
3470 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3471     return [self popErrorWithTitle:title] || !success;
3472 }
3473
3474 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3475 @synchronized (self) {
3476     ++era_;
3477
3478     [self releasePackages];
3479
3480     sourceMap_.clear();
3481     [sourceList_ removeAllObjects];
3482
3483     _error->Discard();
3484
3485     delete list_;
3486     list_ = NULL;
3487     manager_ = NULL;
3488     delete lock_;
3489     lock_ = NULL;
3490     delete fetcher_;
3491     fetcher_ = NULL;
3492     delete resolver_;
3493     resolver_ = NULL;
3494     delete records_;
3495     records_ = NULL;
3496     delete policy_;
3497     policy_ = NULL;
3498
3499     cache_.Close();
3500
3501     apr_pool_clear(pool_);
3502
3503     NSRecycleZone(zone_);
3504     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3505
3506     int chk(creat("/tmp/cydia.chk", 0644));
3507     if (chk != -1)
3508         close(chk);
3509
3510     if (invocation != nil)
3511         [invocation invoke];
3512
3513     NSString *title(UCLocalize("DATABASE"));
3514
3515     _trace();
3516     OpProgress progress;
3517     while (!cache_.Open(progress, true)) { pop:
3518         std::string error;
3519         bool warning(!_error->PopMessage(error));
3520         lprintf("cache_.Open():[%s]\n", error.c_str());
3521
3522         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3523             [delegate_ repairWithSelector:@selector(configure)];
3524         else if (error == "The package lists or status file could not be parsed or opened.")
3525             [delegate_ repairWithSelector:@selector(update)];
3526         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3527         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3528         // else if (error == "Malformed Status line")
3529         // else if (error == "The list of sources could not be read.")
3530         else {
3531             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3532             return;
3533         }
3534
3535         if (warning)
3536             goto pop;
3537         _error->Discard();
3538     }
3539     _trace();
3540
3541     unlink("/tmp/cydia.chk");
3542
3543     now_ = [[NSDate date] timeIntervalSince1970];
3544
3545     policy_ = new pkgDepCache::Policy();
3546     records_ = new pkgRecords(cache_);
3547     resolver_ = new pkgProblemResolver(cache_);
3548     fetcher_ = new pkgAcquire(&status_);
3549     lock_ = NULL;
3550
3551     list_ = new pkgSourceList();
3552     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3553         return;
3554
3555     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3556         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3557         return;
3558     }
3559
3560     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3561         return;
3562
3563     if (cache_->BrokenCount() != 0) {
3564         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3565             return;
3566
3567         if (cache_->BrokenCount() != 0) {
3568             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3569             return;
3570         }
3571
3572         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3573             return;
3574     }
3575
3576     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3577         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3578         [sourceList_ addObject:object];
3579
3580         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3581         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3582             // XXX: this could be more intelligent
3583             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3584                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3585                 if (!cached.end())
3586                     sourceMap_[cached->ID] = object;
3587             }
3588     }
3589
3590     {
3591         /*std::vector<Package *> packages;
3592         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3593         packages_ = nil;*/
3594
3595         _trace();
3596
3597         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3598             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3599                 //packages.push_back(package);
3600                 CFArrayAppendValue(packages_, CFRetain(package));
3601
3602         _trace();
3603
3604         /*if (packages.empty())
3605             packages_ = [[NSArray alloc] init];
3606         else
3607             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3608         _trace();*/
3609
3610         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3611         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3612         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3613
3614         /*_trace();
3615         PrintTimes();
3616         _trace();*/
3617
3618         _trace();
3619
3620         /*if (!packages.empty())
3621             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3622         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3623
3624         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3625
3626         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3627
3628         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3629
3630         _trace();
3631
3632         size_t count(CFArrayGetCount(packages_));
3633         MetaFile_->active_ = count;
3634
3635         for (size_t index(0); index != count; ++index)
3636             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3637
3638         _trace();
3639     }
3640 } }
3641
3642 - (void) clear {
3643 @synchronized (self) {
3644     delete resolver_;
3645     resolver_ = new pkgProblemResolver(cache_);
3646
3647     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3648         if (!cache_[iterator].Keep())
3649             cache_->MarkKeep(iterator, false);
3650         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3651             cache_->SetReInstall(iterator, false);
3652 } }
3653
3654 - (void) configure {
3655     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3656     _trace();
3657     system([dpkg UTF8String]);
3658     _trace();
3659 }
3660
3661 - (bool) clean {
3662     // XXX: I don't remember this condition
3663     if (lock_ != NULL)
3664         return false;
3665
3666     FileFd Lock;
3667     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3668
3669     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3670
3671     if ([self popErrorWithTitle:title])
3672         return false;
3673
3674     pkgAcquire fetcher;
3675     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3676
3677     CydiaLogCleaner cleaner;
3678     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3679         return false;
3680
3681     return true;
3682 }
3683
3684 - (bool) prepare {
3685     fetcher_->Shutdown();
3686
3687     pkgRecords records(cache_);
3688
3689     lock_ = new FileFd();
3690     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3691
3692     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3693
3694     if ([self popErrorWithTitle:title])
3695         return false;
3696
3697     pkgSourceList list;
3698     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3699         return false;
3700
3701     manager_ = (_system->CreatePM(cache_));
3702     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3703         return false;
3704
3705     return true;
3706 }
3707
3708 - (void) perform {
3709     bool substrate(RestartSubstrate_);
3710     RestartSubstrate_ = false;
3711
3712     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3713
3714     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3715         pkgSourceList list;
3716         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3717             return;
3718         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3719             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3720     }
3721
3722     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3723
3724     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3725         _trace();
3726         [self popErrorWithTitle:title];
3727         return;
3728     }
3729
3730     bool failed = false;
3731     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3732         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3733             continue;
3734         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3735             continue;
3736
3737         failed = true;
3738     }
3739
3740     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3741
3742     if (failed) {
3743         _trace();
3744         return;
3745     }
3746
3747     if (substrate)
3748         RestartSubstrate_ = true;
3749
3750     _system->UnLock();
3751     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3752
3753     if (_error->PendingError()) {
3754         _trace();
3755         return;
3756     }
3757
3758     if (result == pkgPackageManager::Failed) {
3759         _trace();
3760         return;
3761     }
3762
3763     if (result != pkgPackageManager::Completed) {
3764         _trace();
3765         return;
3766     }
3767
3768     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3769         pkgSourceList list;
3770         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3771             return;
3772         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3773             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3774     }
3775
3776     if (![before isEqualToArray:after])
3777         [self update];
3778 }
3779
3780 - (bool) upgrade {
3781     NSString *title(UCLocalize("UPGRADE"));
3782     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3783         return false;
3784     return true;
3785 }
3786
3787 - (void) update {
3788     [self updateWithStatus:status_];
3789 }
3790
3791 - (void) updateWithStatus:(Status &)status {
3792     NSString *title(UCLocalize("REFRESHING_DATA"));
3793
3794     pkgSourceList list;
3795     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3796         return;
3797
3798     FileFd lock;
3799     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3800     if ([self popErrorWithTitle:title])
3801         return;
3802
3803     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3804
3805     bool success(ListUpdate(status, list, PulseInterval_));
3806     if (status.WasCancelled())
3807         _error->Discard();
3808     else {
3809         [self popErrorWithTitle:title forOperation:success];
3810         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3811         Changed_ = true;
3812     }
3813
3814     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3815 }
3816
3817 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3818     delegate_ = delegate;
3819 }
3820
3821 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3822     progress_ = delegate;
3823     status_.setDelegate(delegate);
3824 }
3825
3826 - (NSObject<ProgressDelegate> *) progressDelegate {
3827     return progress_;
3828 }
3829
3830 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3831     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3832     return i == sourceMap_.end() ? nil : i->second;
3833 }
3834
3835 - (NSString *) mappedSectionForPointer:(const char *)section {
3836     _H<NSString> *mapped;
3837
3838     _profile(Database$mappedSectionForPointer$Cache)
3839         mapped = &sections_[section];
3840     _end
3841
3842     if (*mapped == NULL) {
3843         size_t length(strlen(section));
3844         char spaced[length + 1];
3845
3846         _profile(Database$mappedSectionForPointer$Replace)
3847             for (size_t index(0); index != length; ++index)
3848                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3849             spaced[length] = '\0';
3850         _end
3851
3852         NSString *string;
3853
3854         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3855             string = [NSString stringWithUTF8String:spaced];
3856         _end
3857
3858         _profile(Database$mappedSectionForPointer$Map)
3859             string = [SectionMap_ objectForKey:string] ?: string;
3860         _end
3861
3862         *mapped = string;
3863     } return *mapped;
3864 }
3865
3866 @end
3867 /* }}} */
3868
3869 static _H<NSMutableSet> Diversions_;
3870
3871 @interface Diversion : NSObject {
3872     Pcre pattern_;
3873     _H<NSString> key_;
3874     _H<NSString> format_;
3875 }
3876
3877 @end
3878
3879 @implementation Diversion
3880
3881 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3882     if ((self = [super init]) != nil) {
3883         pattern_ = [from UTF8String];
3884         key_ = from;
3885         format_ = to;
3886     } return self;
3887 }
3888
3889 - (NSString *) divert:(NSString *)url {
3890     return !pattern_(url) ? nil : pattern_->*format_;
3891 }
3892
3893 + (NSURL *) divertURL:(NSURL *)url {
3894   divert:
3895     NSString *href([url absoluteString]);
3896
3897     for (Diversion *diversion in (id) Diversions_)
3898         if (NSString *diverted = [diversion divert:href]) {
3899 #if !ForRelease
3900             NSLog(@"div: %@", diverted);
3901 #endif
3902             url = [NSURL URLWithString:diverted];
3903             goto divert;
3904         }
3905
3906     return url;
3907 }
3908
3909 - (NSString *) key {
3910     return key_;
3911 }
3912
3913 - (NSUInteger) hash {
3914     return [key_ hash];
3915 }
3916
3917 - (BOOL) isEqual:(Diversion *)object {
3918     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3919 }
3920
3921 @end
3922
3923 @interface CydiaObject : NSObject {
3924     _H<IndirectDelegate> indirect_;
3925     _transient id delegate_;
3926 }
3927
3928 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3929
3930 @end
3931
3932 @interface CydiaWebViewController : CyteWebViewController {
3933     _H<CydiaObject> cydia_;
3934 }
3935
3936 + (void) addDiversion:(Diversion *)diversion;
3937
3938 @end
3939
3940 /* Web Scripting {{{ */
3941 @implementation CydiaObject
3942
3943 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3944     if ((self = [super init]) != nil) {
3945         indirect_ = indirect;
3946     } return self;
3947 }
3948
3949 - (void) setDelegate:(id)delegate {
3950     delegate_ = delegate;
3951 }
3952
3953 + (NSArray *) _attributeKeys {
3954     return [NSArray arrayWithObjects:
3955         @"bbsnum",
3956         @"device",
3957         @"ecid",
3958         @"firmware",
3959         @"hostname",
3960         @"idiom",
3961         @"mcc",
3962         @"mnc",
3963         @"model",
3964         @"operator",
3965         @"role",
3966         @"serial",
3967         @"token",
3968         @"version",
3969     nil];
3970 }
3971
3972 - (NSArray *) attributeKeys {
3973     return [[self class] _attributeKeys];
3974 }
3975
3976 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3977     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3978 }
3979
3980 - (NSString *) version {
3981     return Cydia_;
3982 }
3983
3984 - (NSString *) device {
3985     return [[UIDevice currentDevice] uniqueIdentifier];
3986 }
3987
3988 - (NSString *) firmware {
3989     return [[UIDevice currentDevice] systemVersion];
3990 }
3991
3992 - (NSString *) hostname {
3993     return [[UIDevice currentDevice] name];
3994 }
3995
3996 - (NSString *) idiom {
3997     return (id) Idiom_ ?: [NSNull null];
3998 }
3999
4000 - (NSString *) mcc {
4001     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4002         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4003     return nil;
4004 }
4005
4006 - (NSString *) mnc {
4007     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4008         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4009     return nil;
4010 }
4011
4012 - (NSString *) operator {
4013     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4014         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4015     return nil;
4016 }
4017
4018 - (NSString *) bbsnum {
4019     return (id) BBSNum_ ?: [NSNull null];
4020 }
4021
4022 - (NSString *) ecid {
4023     return (id) ChipID_ ?: [NSNull null];
4024 }
4025
4026 - (NSString *) serial {
4027     return SerialNumber_;
4028 }
4029
4030 - (NSString *) role {
4031     return (id) Role_ ?: [NSNull null];
4032 }
4033
4034 - (NSString *) model {
4035     return [NSString stringWithUTF8String:Machine_];
4036 }
4037
4038 - (NSString *) token {
4039     return (id) Token_ ?: [NSNull null];
4040 }
4041
4042 + (NSString *) webScriptNameForSelector:(SEL)selector {
4043     if (false);
4044     else if (selector == @selector(addBridgedHost:))
4045         return @"addBridgedHost";
4046     else if (selector == @selector(addInsecureHost:))
4047         return @"addInsecureHost";
4048     else if (selector == @selector(addInternalRedirect::))
4049         return @"addInternalRedirect";
4050     else if (selector == @selector(addPipelinedHost:scheme:))
4051         return @"addPipelinedHost";
4052     else if (selector == @selector(addSource:::))
4053         return @"addSource";
4054     else if (selector == @selector(addTokenHost:))
4055         return @"addTokenHost";
4056     else if (selector == @selector(addTrivialSource:))
4057         return @"addTrivialSource";
4058     else if (selector == @selector(close))
4059         return @"close";
4060     else if (selector == @selector(du:))
4061         return @"du";
4062     else if (selector == @selector(stringWithFormat:arguments:))
4063         return @"format";
4064     else if (selector == @selector(getAllSources))
4065         return @"getAllSourcs";
4066     else if (selector == @selector(getKernelNumber:))
4067         return @"getKernelNumber";
4068     else if (selector == @selector(getKernelString:))
4069         return @"getKernelString";
4070     else if (selector == @selector(getInstalledPackages))
4071         return @"getInstalledPackages";
4072     else if (selector == @selector(getIORegistryEntry::))
4073         return @"getIORegistryEntry";
4074     else if (selector == @selector(getLocaleIdentifier))
4075         return @"getLocaleIdentifier";
4076     else if (selector == @selector(getPreferredLanguages))
4077         return @"getPreferredLanguages";
4078     else if (selector == @selector(getPackageById:))
4079         return @"getPackageById";
4080     else if (selector == @selector(getMetadataKeys))
4081         return @"getMetadataKeys";
4082     else if (selector == @selector(getMetadataValue:))
4083         return @"getMetadataValue";
4084     else if (selector == @selector(getSessionValue:))
4085         return @"getSessionValue";
4086     else if (selector == @selector(installPackages:))
4087         return @"installPackages";
4088     else if (selector == @selector(localizedStringForKey:value:table:))
4089         return @"localize";
4090     else if (selector == @selector(popViewController:))
4091         return @"popViewController";
4092     else if (selector == @selector(refreshSources))
4093         return @"refreshSources";
4094     else if (selector == @selector(removeButton))
4095         return @"removeButton";
4096     else if (selector == @selector(saveConfig))
4097         return @"saveConfig";
4098     else if (selector == @selector(setMetadataValue::))
4099         return @"setMetadataValue";
4100     else if (selector == @selector(setSessionValue::))
4101         return @"setSessionValue";
4102     else if (selector == @selector(substitutePackageNames:))
4103         return @"substitutePackageNames";
4104     else if (selector == @selector(scrollToBottom:))
4105         return @"scrollToBottom";
4106     else if (selector == @selector(setAllowsNavigationAction:))
4107         return @"setAllowsNavigationAction";
4108     else if (selector == @selector(setBadgeValue:))
4109         return @"setBadgeValue";
4110     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4111         return @"setButtonImage";
4112     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4113         return @"setButtonTitle";
4114     else if (selector == @selector(setHidesBackButton:))
4115         return @"setHidesBackButton";
4116     else if (selector == @selector(setHidesNavigationBar:))
4117         return @"setHidesNavigationBar";
4118     else if (selector == @selector(setNavigationBarStyle:))
4119         return @"setNavigationBarStyle";
4120     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4121         return @"setNavigationBarTintColor";
4122     else if (selector == @selector(setPasteboardString:))
4123         return @"setPasteboardString";
4124     else if (selector == @selector(setPasteboardURL:))
4125         return @"setPasteboardURL";
4126     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4127         return @"setScrollAlwaysBounceVertical";
4128     else if (selector == @selector(setScrollIndicatorStyle:))
4129         return @"setScrollIndicatorStyle";
4130     else if (selector == @selector(setToken:))
4131         return @"setToken";
4132     else if (selector == @selector(setViewportWidth:))
4133         return @"setViewportWidth";
4134     else if (selector == @selector(statfs:))
4135         return @"statfs";
4136     else if (selector == @selector(supports:))
4137         return @"supports";
4138     else if (selector == @selector(unload))
4139         return @"unload";
4140     else
4141         return nil;
4142 }
4143
4144 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4145     return [self webScriptNameForSelector:selector] == nil;
4146 }
4147
4148 - (BOOL) supports:(NSString *)feature {
4149     return [feature isEqualToString:@"window.open"];
4150 }
4151
4152 - (void) unload {
4153     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4154 }
4155
4156 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4157     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4158 }
4159
4160 - (void) setScrollIndicatorStyle:(NSString *)style {
4161     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4162 }
4163
4164 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4165     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4166 }
4167
4168 - (NSNumber *) getKernelNumber:(NSString *)name {
4169     const char *string([name UTF8String]);
4170
4171     size_t size;
4172     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4173         return (id) [NSNull null];
4174
4175     if (size != sizeof(int))
4176         return (id) [NSNull null];
4177
4178     int value;
4179     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4180         return (id) [NSNull null];
4181
4182     return [NSNumber numberWithInt:value];
4183 }
4184
4185 - (NSString *) getKernelString:(NSString *)name {
4186     const char *string([name UTF8String]);
4187
4188     size_t size;
4189     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4190         return (id) [NSNull null];
4191
4192     char value[size + 1];
4193     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4194         return (id) [NSNull null];
4195
4196     // XXX: just in case you request something ludicrous
4197     value[size] = '\0';
4198
4199     return [NSString stringWithCString:value];
4200 }
4201
4202 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4203     NSObject *value(CYIOGetValue([path UTF8String], entry));
4204
4205     if (value != nil)
4206         if ([value isKindOfClass:[NSData class]])
4207             value = CYHex((NSData *) value);
4208
4209     return value;
4210 }
4211
4212 - (NSArray *) getMetadataKeys {
4213 @synchronized (Values_) {
4214     return [Values_ allKeys];
4215 } }
4216
4217 - (id) getMetadataValue:(NSString *)key {
4218 @synchronized (Values_) {
4219     return [Values_ objectForKey:key];
4220 } }
4221
4222 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4223 @synchronized (Values_) {
4224     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4225         [Values_ removeObjectForKey:key];
4226     else
4227         [Values_ setObject:value forKey:key];
4228
4229     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4230 } }
4231
4232 - (id) getSessionValue:(NSString *)key {
4233 @synchronized (SessionData_) {
4234     return [SessionData_ objectForKey:key];
4235 } }
4236
4237 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4238 @synchronized (SessionData_) {
4239     if (value == (id) [WebUndefined undefined])
4240         [SessionData_ removeObjectForKey:key];
4241     else
4242         [SessionData_ setObject:value forKey:key];
4243 } }
4244
4245 - (void) addBridgedHost:(NSString *)host {
4246 @synchronized (HostConfig_) {
4247     [BridgedHosts_ addObject:host];
4248 } }
4249
4250 - (void) addInsecureHost:(NSString *)host {
4251 @synchronized (HostConfig_) {
4252     [InsecureHosts_ addObject:host];
4253 } }
4254
4255 - (void) addTokenHost:(NSString *)host {
4256 @synchronized (HostConfig_) {
4257     [TokenHosts_ addObject:host];
4258 } }
4259
4260 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4261 @synchronized (HostConfig_) {
4262     if (scheme != (id) [WebUndefined undefined])
4263         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4264
4265     [PipelinedHosts_ addObject:host];
4266 } }
4267
4268 - (void) popViewController:(NSNumber *)value {
4269     if (value == (id) [WebUndefined undefined])
4270         value = [NSNumber numberWithBool:YES];
4271     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4272 }
4273
4274 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4275     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4276
4277     for (NSString *section in sections)
4278         [array addObject:section];
4279
4280     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4281         @"deb", @"Type",
4282         href, @"URI",
4283         distribution, @"Distribution",
4284         array, @"Sections",
4285     nil] waitUntilDone:NO];
4286 }
4287
4288 - (void) addTrivialSource:(NSString *)href {
4289     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4290 }
4291
4292 - (void) refreshSources {
4293     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4294 }
4295
4296 - (void) saveConfig {
4297     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4298 }
4299
4300 - (NSArray *) getAllSources {
4301     return [[Database sharedInstance] sources];
4302 }
4303
4304 - (NSArray *) getInstalledPackages {
4305     Database *database([Database sharedInstance]);
4306 @synchronized (database) {
4307     NSArray *packages([database packages]);
4308     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4309     for (Package *package in packages)
4310         if (![package uninstalled])
4311             [installed addObject:package];
4312     return installed;
4313 } }
4314
4315 - (Package *) getPackageById:(NSString *)id {
4316     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4317         [package parse];
4318         return package;
4319     } else
4320         return (Package *) [NSNull null];
4321 }
4322
4323 - (NSString *) getLocaleIdentifier {
4324     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4325 }
4326
4327 - (NSArray *) getPreferredLanguages {
4328     return Languages_;
4329 }
4330
4331 - (NSArray *) statfs:(NSString *)path {
4332     struct statfs stat;
4333
4334     if (path == nil || statfs([path UTF8String], &stat) == -1)
4335         return nil;
4336
4337     return [NSArray arrayWithObjects:
4338         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4339         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4340         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4341     nil];
4342 }
4343
4344 - (NSNumber *) du:(NSString *)path {
4345     NSNumber *value(nil);
4346
4347     int fds[2];
4348     _assert(pipe(fds) != -1);
4349
4350     pid_t pid(ExecFork());
4351     if (pid == 0) {
4352         _assert(dup2(fds[1], 1) != -1);
4353         _assert(close(fds[0]) != -1);
4354         _assert(close(fds[1]) != -1);
4355         /* XXX: this should probably not use du */
4356         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4357         exit(1);
4358         _assert(false);
4359     }
4360
4361     _assert(close(fds[1]) != -1);
4362
4363     if (FILE *du = fdopen(fds[0], "r")) {
4364         char line[1024];
4365         while (fgets(line, sizeof(line), du) != NULL) {
4366             size_t length(strlen(line));
4367             while (length != 0 && line[length - 1] == '\n')
4368                 line[--length] = '\0';
4369             if (char *tab = strchr(line, '\t')) {
4370                 *tab = '\0';
4371                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4372             }
4373         }
4374
4375         fclose(du);
4376     } else _assert(close(fds[0]));
4377
4378     ReapZombie(pid);
4379
4380     return value;
4381 }
4382
4383 - (void) close {
4384     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4385 }
4386
4387 - (void) installPackages:(NSArray *)packages {
4388     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4389 }
4390
4391 - (NSString *) substitutePackageNames:(NSString *)message {
4392     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4393     for (size_t i(0), e([words count]); i != e; ++i) {
4394         NSString *word([words objectAtIndex:i]);
4395         if (Package *package = [[Database sharedInstance] packageWithName:word])
4396             [words replaceObjectAtIndex:i withObject:[package name]];
4397     }
4398
4399     return [words componentsJoinedByString:@" "];
4400 }
4401
4402 - (void) removeButton {
4403     [indirect_ removeButton];
4404 }
4405
4406 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4407     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4408 }
4409
4410 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4411     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4412 }
4413
4414 - (void) setBadgeValue:(id)value {
4415     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4416 }
4417
4418 - (void) setAllowsNavigationAction:(NSString *)value {
4419     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4420 }
4421
4422 - (void) setHidesBackButton:(NSString *)value {
4423     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4424 }
4425
4426 - (void) setHidesNavigationBar:(NSString *)value {
4427     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4428 }
4429
4430 - (void) setNavigationBarStyle:(NSString *)value {
4431     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4432 }
4433
4434 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4435     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4436     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4437     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4438 }
4439
4440 - (void) setPasteboardString:(NSString *)value {
4441     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4442 }
4443
4444 - (void) setPasteboardURL:(NSString *)value {
4445     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4446 }
4447
4448 - (void) _setToken:(NSString *)token {
4449     Token_ = token;
4450
4451     if (token == nil)
4452         [Metadata_ removeObjectForKey:@"Token"];
4453     else
4454         [Metadata_ setObject:Token_ forKey:@"Token"];
4455
4456     Changed_ = true;
4457 }
4458
4459 - (void) setToken:(NSString *)token {
4460     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4461 }
4462
4463 - (void) scrollToBottom:(NSNumber *)animated {
4464     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4465 }
4466
4467 - (void) setViewportWidth:(float)width {
4468     [indirect_ setViewportWidthOnMainThread:width];
4469 }
4470
4471 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4472     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4473     unsigned count([arguments count]);
4474     id values[count];
4475     for (unsigned i(0); i != count; ++i)
4476         values[i] = [arguments objectAtIndex:i];
4477     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4478 }
4479
4480 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4481     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4482         value = nil;
4483     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4484         table = nil;
4485     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4486 }
4487
4488 @end
4489 /* }}} */
4490
4491 @interface NSURL (CydiaSecure)
4492 @end
4493
4494 @implementation NSURL (CydiaSecure)
4495
4496 - (bool) isCydiaSecure {
4497     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4498         return true;
4499
4500     @synchronized (HostConfig_) {
4501         if ([InsecureHosts_ containsObject:[self host]])
4502             return true;
4503     }
4504
4505     return false;
4506 }
4507
4508 @end
4509
4510 /* Cydia Browser Controller {{{ */
4511 @implementation CydiaWebViewController
4512
4513 - (NSURL *) navigationURL {
4514     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4515 }
4516
4517 + (void) _initialize {
4518     [super _initialize];
4519
4520     Diversions_ = [NSMutableSet setWithCapacity:0];
4521 }
4522
4523 + (void) addDiversion:(Diversion *)diversion {
4524     [Diversions_ addObject:diversion];
4525 }
4526
4527 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4528     [super webView:view didClearWindowObject:window forFrame:frame];
4529
4530     WebDataSource *source([frame dataSource]);
4531     NSURLResponse *response([source response]);
4532     NSURL *url([response URL]);
4533     NSString *scheme([[url scheme] lowercaseString]);
4534
4535     bool bridged(false);
4536
4537     @synchronized (HostConfig_) {
4538         if ([scheme isEqualToString:@"file"])
4539             bridged = true;
4540         else if ([scheme isEqualToString:@"https"])
4541             if ([BridgedHosts_ containsObject:[url host]])
4542                 bridged = true;
4543     }
4544
4545     if (bridged)
4546         [window setValue:cydia_ forKey:@"cydia"];
4547 }
4548
4549 - (void) _setupMail:(MFMailComposeViewController *)controller {
4550     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4551
4552     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4553     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4554 }
4555
4556 - (NSURL *) URLWithURL:(NSURL *)url {
4557     return [Diversion divertURL:url];
4558 }
4559
4560 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4561     NSURL *url([request URL]);
4562     NSString *host([url host]);
4563
4564     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4565
4566     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4567         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4568
4569     bool bridged;
4570     bool token;
4571
4572     @synchronized (HostConfig_) {
4573         bridged = [BridgedHosts_ containsObject:host];
4574         token = [TokenHosts_ containsObject:host];
4575     }
4576
4577     if ([url isCydiaSecure]) {
4578         if (bridged) {
4579             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4580                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4581         } else if (token) {
4582             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4583                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4584         }
4585     }
4586
4587     return copy;
4588 }
4589
4590 - (void) setDelegate:(id)delegate {
4591     [super setDelegate:delegate];
4592     [cydia_ setDelegate:delegate];
4593 }
4594
4595 - (NSString *) applicationNameForUserAgent {
4596     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4597
4598     if (Safari_ != nil)
4599         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4600     if (System_ != nil)
4601         application = [NSString stringWithFormat:@"Mobile/%@ %@", (id) System_, application];
4602     if (Product_ != nil)
4603         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4604
4605     return application;
4606 }
4607
4608 - (id) init {
4609     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4610         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4611     } return self;
4612 }
4613
4614 @end
4615
4616 @interface AppCacheController : CydiaWebViewController {
4617 }
4618
4619 @end
4620
4621 @implementation AppCacheController
4622
4623 - (void) didReceiveMemoryWarning {
4624 }
4625
4626 @end
4627 /* }}} */
4628
4629 // CydiaScript {{{
4630 @interface NSObject (CydiaScript)
4631 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4632 @end
4633
4634 @implementation NSObject (CydiaScript)
4635
4636 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4637     return self;
4638 }
4639
4640 @end
4641
4642 @implementation NSArray (CydiaScript)
4643
4644 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4645     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4646     for (size_t i(0), e([self count]); i != e; ++i)
4647         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4648     return object;
4649 }
4650
4651 @end
4652
4653 @implementation NSDictionary (CydiaScript)
4654
4655 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4656     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4657     for (id i in self)
4658         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4659     return object;
4660 }
4661
4662 @end
4663 // }}}
4664
4665 /* Confirmation Controller {{{ */
4666 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4667     if (!iterator.end())
4668         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4669             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4670                 continue;
4671             pkgCache::PkgIterator package(dep.TargetPkg());
4672             if (package.end())
4673                 continue;
4674             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4675                 return true;
4676         }
4677
4678     return false;
4679 }
4680
4681 @protocol ConfirmationControllerDelegate
4682 - (void) cancelAndClear:(bool)clear;
4683 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4684 - (void) queue;
4685 @end
4686
4687 @interface ConfirmationController : CydiaWebViewController {
4688     _transient Database *database_;
4689
4690     _H<UIAlertView> essential_;
4691
4692     _H<NSDictionary> changes_;
4693     _H<NSMutableArray> issues_;
4694     _H<NSDictionary> sizes_;
4695
4696     BOOL substrate_;
4697 }
4698
4699 - (id) initWithDatabase:(Database *)database;
4700
4701 @end
4702
4703 @implementation ConfirmationController
4704
4705 - (void) complete {
4706     if (substrate_)
4707         RestartSubstrate_ = true;
4708     [delegate_ confirmWithNavigationController:[self navigationController]];
4709 }
4710
4711 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4712     NSString *context([alert context]);
4713
4714     if ([context isEqualToString:@"remove"]) {
4715         if (button == [alert cancelButtonIndex])
4716             [self dismissModalViewControllerAnimated:YES];
4717         else if (button == [alert firstOtherButtonIndex]) {
4718             [self complete];
4719         }
4720
4721         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4722     } else if ([context isEqualToString:@"unable"]) {
4723         [self dismissModalViewControllerAnimated:YES];
4724         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4725     } else {
4726         [super alertView:alert clickedButtonAtIndex:button];
4727     }
4728 }
4729
4730 - (void) _doContinue {
4731     [delegate_ cancelAndClear:NO];
4732     [self dismissModalViewControllerAnimated:YES];
4733 }
4734
4735 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4736     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4737     return nil;
4738 }
4739
4740 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4741     [super webView:view didClearWindowObject:window forFrame:frame];
4742
4743     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4744         (id) changes_, @"changes",
4745         (id) issues_, @"issues",
4746         (id) sizes_, @"sizes",
4747         self, @"queue",
4748     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4749 }
4750
4751 - (id) initWithDatabase:(Database *)database {
4752     if ((self = [super init]) != nil) {
4753         database_ = database;
4754
4755         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4756         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4757         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4758         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4759         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4760
4761         bool remove(false);
4762
4763         pkgCacheFile &cache([database_ cache]);
4764         NSArray *packages([database_ packages]);
4765         pkgDepCache::Policy *policy([database_ policy]);
4766
4767         issues_ = [NSMutableArray arrayWithCapacity:4];
4768
4769         for (Package *package in packages) {
4770             pkgCache::PkgIterator iterator([package iterator]);
4771             NSString *name([package id]);
4772
4773             if ([package broken]) {
4774                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4775
4776                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4777                     name, @"package",
4778                     reasons, @"reasons",
4779                 nil]];
4780
4781                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4782                 if (ver.end())
4783                     continue;
4784
4785                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4786                     pkgCache::DepIterator start;
4787                     pkgCache::DepIterator end;
4788                     dep.GlobOr(start, end); // ++dep
4789
4790                     if (!cache->IsImportantDep(end))
4791                         continue;
4792                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4793                         continue;
4794
4795                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4796
4797                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4798                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4799                         clauses, @"clauses",
4800                     nil]];
4801
4802                     _forever {
4803                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4804
4805                         pkgCache::PkgIterator target(start.TargetPkg());
4806                         if (target->ProvidesList != 0)
4807                             reason = @"missing";
4808                         else {
4809                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4810                             if (!ver.end()) {
4811                                 reason = @"installed";
4812                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4813                             } else if (!cache[target].CandidateVerIter(cache).end())
4814                                 reason = @"uninstalled";
4815                             else if (target->ProvidesList == 0)
4816                                 reason = @"uninstallable";
4817                             else
4818                                 reason = @"virtual";
4819                         }
4820
4821                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4822                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4823                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4824                         nil]);
4825
4826                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4827                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4828                             version, @"version",
4829                             reason, @"reason",
4830                             installed, @"installed",
4831                         nil]];
4832
4833                         // yes, seriously. (wtf?)
4834                         if (start == end)
4835                             break;
4836                         ++start;
4837                     }
4838                 }
4839             }
4840
4841             pkgDepCache::StateCache &state(cache[iterator]);
4842
4843             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4844
4845             if (state.NewInstall())
4846                 [installs addObject:name];
4847             // XXX: else if (state.Install())
4848             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4849                 [reinstalls addObject:name];
4850             // XXX: move before previous if
4851             else if (state.Upgrade())
4852                 [upgrades addObject:name];
4853             else if (state.Downgrade())
4854                 [downgrades addObject:name];
4855             else if (!state.Delete())
4856                 // XXX: _assert(state.Keep());
4857                 continue;
4858             else if (special_r(name))
4859                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4860                     [NSNull null], @"package",
4861                     [NSArray arrayWithObjects:
4862                         [NSDictionary dictionaryWithObjectsAndKeys:
4863                             @"Conflicts", @"relationship",
4864                             [NSArray arrayWithObjects:
4865                                 [NSDictionary dictionaryWithObjectsAndKeys:
4866                                     name, @"package",
4867                                     [NSNull null], @"version",
4868                                     @"installed", @"reason",
4869                                 nil],
4870                             nil], @"clauses",
4871                         nil],
4872                     nil], @"reasons",
4873                 nil]];
4874             else {
4875                 if ([package essential])
4876                     remove = true;
4877                 [removes addObject:name];
4878             }
4879
4880             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4881             substrate_ |= DepSubstrate(iterator.CurrentVer());
4882         }
4883
4884         if (!remove)
4885             essential_ = nil;
4886         else if (Advanced_) {
4887             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4888
4889             essential_ = [[[UIAlertView alloc]
4890                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4891                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4892                 delegate:self
4893                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4894                 otherButtonTitles:
4895                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4896                 nil
4897             ] autorelease];
4898
4899             [essential_ setContext:@"remove"];
4900         } else {
4901             essential_ = [[[UIAlertView alloc]
4902                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4903                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4904                 delegate:self
4905                 cancelButtonTitle:UCLocalize("OKAY")
4906                 otherButtonTitles:nil
4907             ] autorelease];
4908
4909             [essential_ setContext:@"unable"];
4910         }
4911
4912         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4913             installs, @"installs",
4914             reinstalls, @"reinstalls",
4915             upgrades, @"upgrades",
4916             downgrades, @"downgrades",
4917             removes, @"removes",
4918         nil];
4919
4920         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4921             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4922             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4923         nil];
4924
4925         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4926     } return self;
4927 }
4928
4929 - (UIBarButtonItem *) leftButton {
4930     return [[[UIBarButtonItem alloc]
4931         initWithTitle:UCLocalize("CANCEL")
4932         style:UIBarButtonItemStylePlain
4933         target:self
4934         action:@selector(cancelButtonClicked)
4935     ] autorelease];
4936 }
4937
4938 #if !AlwaysReload
4939 - (void) applyRightButton {
4940     if ([issues_ count] == 0 && ![self isLoading])
4941         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4942             initWithTitle:UCLocalize("CONFIRM")
4943             style:UIBarButtonItemStyleDone
4944             target:self
4945             action:@selector(confirmButtonClicked)
4946         ] autorelease]];
4947     else
4948         [[self navigationItem] setRightBarButtonItem:nil];
4949 }
4950 #endif
4951
4952 - (void) cancelButtonClicked {
4953     [self dismissModalViewControllerAnimated:YES];
4954     [delegate_ cancelAndClear:YES];
4955 }
4956
4957 #if !AlwaysReload
4958 - (void) confirmButtonClicked {
4959     if (essential_ != nil)
4960         [essential_ show];
4961     else
4962         [self complete];
4963 }
4964 #endif
4965
4966 @end
4967 /* }}} */
4968
4969 /* Progress Data {{{ */
4970 @interface CydiaProgressData : NSObject {
4971     _transient id delegate_;
4972
4973     bool running_;
4974     float percent_;
4975
4976     float current_;
4977     float total_;
4978     float speed_;
4979
4980     _H<NSMutableArray> events_;
4981     _H<NSString> title_;
4982
4983     _H<NSString> status_;
4984     _H<NSString> finish_;
4985 }
4986
4987 @end
4988
4989 @implementation CydiaProgressData
4990
4991 + (NSArray *) _attributeKeys {
4992     return [NSArray arrayWithObjects:
4993         @"current",
4994         @"events",
4995         @"finish",
4996         @"percent",
4997         @"running",
4998         @"speed",
4999         @"title",
5000         @"total",
5001     nil];
5002 }
5003
5004 - (NSArray *) attributeKeys {
5005     return [[self class] _attributeKeys];
5006 }
5007
5008 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5009     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5010 }
5011
5012 - (id) init {
5013     if ((self = [super init]) != nil) {
5014         events_ = [NSMutableArray arrayWithCapacity:32];
5015     } return self;
5016 }
5017
5018 - (void) setDelegate:(id)delegate {
5019     delegate_ = delegate;
5020 }
5021
5022 - (void) setPercent:(float)value {
5023     percent_ = value;
5024 }
5025
5026 - (NSNumber *) percent {
5027     return [NSNumber numberWithFloat:percent_];
5028 }
5029
5030 - (void) setCurrent:(float)value {
5031     current_ = value;
5032 }
5033
5034 - (NSNumber *) current {
5035     return [NSNumber numberWithFloat:current_];
5036 }
5037
5038 - (void) setTotal:(float)value {
5039     total_ = value;
5040 }
5041
5042 - (NSNumber *) total {
5043     return [NSNumber numberWithFloat:total_];
5044 }
5045
5046 - (void) setSpeed:(float)value {
5047     speed_ = value;
5048 }
5049
5050 - (NSNumber *) speed {
5051     return [NSNumber numberWithFloat:speed_];
5052 }
5053
5054 - (NSArray *) events {
5055     return events_;
5056 }
5057
5058 - (void) removeAllEvents {
5059     [events_ removeAllObjects];
5060 }
5061
5062 - (void) addEvent:(CydiaProgressEvent *)event {
5063     [events_ addObject:event];
5064 }
5065
5066 - (void) setTitle:(NSString *)text {
5067     title_ = text;
5068 }
5069
5070 - (NSString *) title {
5071     return title_;
5072 }
5073
5074 - (void) setFinish:(NSString *)text {
5075     finish_ = text;
5076 }
5077
5078 - (NSString *) finish {
5079     return (id) finish_ ?: [NSNull null];
5080 }
5081
5082 - (void) setRunning:(bool)running {
5083     running_ = running;
5084 }
5085
5086 - (NSNumber *) running {
5087     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5088 }
5089
5090 @end
5091 /* }}} */
5092 /* Progress Controller {{{ */
5093 @interface ProgressController : CydiaWebViewController <
5094     ProgressDelegate
5095 > {
5096     _transient Database *database_;
5097     _H<CydiaProgressData, 1> progress_;
5098     unsigned cancel_;
5099 }
5100
5101 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5102
5103 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5104
5105 - (void) setTitle:(NSString *)title;
5106 - (void) setCancellable:(bool)cancellable;
5107
5108 @end
5109
5110 @implementation ProgressController
5111
5112 - (void) dealloc {
5113     [database_ setProgressDelegate:nil];
5114     [super dealloc];
5115 }
5116
5117 - (UIBarButtonItem *) leftButton {
5118     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5119         initWithTitle:UCLocalize("CANCEL")
5120         style:UIBarButtonItemStylePlain
5121         target:self
5122         action:@selector(cancel)
5123     ] autorelease] : nil;
5124 }
5125
5126 - (void) updateCancel {
5127     [super applyLeftButton];
5128 }
5129
5130 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5131     if ((self = [super init]) != nil) {
5132         database_ = database;
5133         delegate_ = delegate;
5134
5135         [database_ setProgressDelegate:self];
5136
5137         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5138         [progress_ setDelegate:self];
5139
5140         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5141
5142         [scroller_ setBackgroundColor:[UIColor blackColor]];
5143
5144         [[self navigationItem] setHidesBackButton:YES];
5145
5146         [self updateCancel];
5147     } return self;
5148 }
5149
5150 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5151     [super webView:view didClearWindowObject:window forFrame:frame];
5152     [window setValue:progress_ forKey:@"cydiaProgress"];
5153 }
5154
5155 - (void) updateProgress {
5156     [self dispatchEvent:@"CydiaProgressUpdate"];
5157 }
5158
5159 - (void) viewWillAppear:(BOOL)animated {
5160     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5161     [super viewWillAppear:animated];
5162 }
5163
5164 - (void) close {
5165     UpdateExternalStatus(0);
5166
5167     if (Finish_ > 1)
5168         [delegate_ saveState];
5169
5170     switch (Finish_) {
5171         case 0:
5172             [delegate_ returnToCydia];
5173         break;
5174
5175         case 1:
5176             [delegate_ terminateWithSuccess];
5177             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5178                 [delegate_ suspendWithAnimation:YES];
5179             else
5180                 [delegate_ suspend];*/
5181         break;
5182
5183         case 2:
5184             _trace();
5185             goto reload;
5186
5187         case 3:
5188             _trace();
5189             goto reload;
5190
5191         reload:
5192             system("/usr/bin/sbreload");
5193             _trace();
5194         break;
5195
5196         case 4:
5197             _trace();
5198             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5199                 SBReboot(SBSSpringBoardServerPort());
5200             else
5201                 reboot2(RB_AUTOBOOT);
5202         break;
5203     }
5204
5205     [super close];
5206 }
5207
5208 - (void) setTitle:(NSString *)title {
5209     [progress_ setTitle:title];
5210     [self updateProgress];
5211 }
5212
5213 - (UIBarButtonItem *) rightButton {
5214     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5215         initWithTitle:UCLocalize("CLOSE")
5216         style:UIBarButtonItemStylePlain
5217         target:self
5218         action:@selector(close)
5219     ] autorelease];
5220 }
5221
5222 - (void) uicache {
5223     _trace();
5224     system("su -c /usr/bin/uicache mobile");
5225     _trace();
5226 }
5227
5228 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5229     UpdateExternalStatus(1);
5230
5231     [progress_ setRunning:true];
5232     [self setTitle:title];
5233     // implicit updateProgress
5234
5235     SHA1SumValue notifyconf; {
5236         FileFd file;
5237         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5238             _error->Discard();
5239         else {
5240             MMap mmap(file, MMap::ReadOnly);
5241             SHA1Summation sha1;
5242             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5243             notifyconf = sha1.Result();
5244         }
5245     }
5246
5247     SHA1SumValue springlist; {
5248         FileFd file;
5249         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5250             _error->Discard();
5251         else {
5252             MMap mmap(file, MMap::ReadOnly);
5253             SHA1Summation sha1;
5254             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5255             springlist = sha1.Result();
5256         }
5257     }
5258
5259     if (invocation != nil) {
5260         [invocation yieldToSelector:@selector(invoke)];
5261         [self setTitle:@"COMPLETE"];
5262     }
5263
5264     if (Finish_ < 4) {
5265         FileFd file;
5266         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5267             _error->Discard();
5268         else {
5269             MMap mmap(file, MMap::ReadOnly);
5270             SHA1Summation sha1;
5271             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5272             if (!(notifyconf == sha1.Result()))
5273                 Finish_ = 4;
5274         }
5275     }
5276
5277     if (Finish_ < 3) {
5278         FileFd file;
5279         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5280             _error->Discard();
5281         else {
5282             MMap mmap(file, MMap::ReadOnly);
5283             SHA1Summation sha1;
5284             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5285             if (!(springlist == sha1.Result()))
5286                 Finish_ = 3;
5287         }
5288     }
5289
5290     if (Finish_ < 2) {
5291         if (RestartSubstrate_)
5292             Finish_ = 2;
5293     }
5294
5295     RestartSubstrate_ = false;
5296
5297     switch (Finish_) {
5298         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5299         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5300         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5301         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5302         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5303     }
5304
5305     UIProgressHUD *hud([delegate_ addProgressHUD]);
5306     [hud setText:UCLocalize("LOADING")];
5307     [self yieldToSelector:@selector(uicache)];
5308     [delegate_ removeProgressHUD:hud];
5309
5310     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5311
5312     [progress_ setRunning:false];
5313     [self updateProgress];
5314
5315     [self applyRightButton];
5316 }
5317
5318 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5319     [progress_ addEvent:event];
5320     [self updateProgress];
5321 }
5322
5323 - (bool) isProgressCancelled {
5324     return cancel_ == 2;
5325 }
5326
5327 - (void) cancel {
5328     cancel_ = 2;
5329     [self updateCancel];
5330 }
5331
5332 - (void) setCancellable:(bool)cancellable {
5333     unsigned cancel(cancel_);
5334
5335     if (!cancellable)
5336         cancel_ = 0;
5337     else if (cancel_ == 0)
5338         cancel_ = 1;
5339
5340     if (cancel != cancel_)
5341         [self updateCancel];
5342 }
5343
5344 - (void) setProgressCancellable:(NSNumber *)cancellable {
5345     [self setCancellable:[cancellable boolValue]];
5346 }
5347
5348 - (void) setProgressPercent:(NSNumber *)percent {
5349     [progress_ setPercent:[percent floatValue]];
5350     [self updateProgress];
5351 }
5352
5353 - (void) setProgressStatus:(NSDictionary *)status {
5354     if (status == nil) {
5355         [progress_ setCurrent:0];
5356         [progress_ setTotal:0];
5357         [progress_ setSpeed:0];
5358     } else {
5359         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5360
5361         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5362         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5363         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5364     }
5365
5366     [self updateProgress];
5367 }
5368
5369 @end
5370 /* }}} */
5371
5372 /* Package Cell {{{ */
5373 @interface PackageCell : CyteTableViewCell <
5374     CyteTableViewCellDelegate
5375 > {
5376     _H<UIImage> icon_;
5377     _H<NSString> name_;
5378     _H<NSString> description_;
5379     bool commercial_;
5380     _H<NSString> source_;
5381     _H<UIImage> badge_;
5382     _H<UIImage> placard_;
5383     bool summarized_;
5384 }
5385
5386 - (PackageCell *) init;
5387 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5388
5389 - (void) drawContentRect:(CGRect)rect;
5390
5391 @end
5392
5393 @implementation PackageCell
5394
5395 - (PackageCell *) init {
5396     CGRect frame(CGRectMake(0, 0, 320, 74));
5397     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5398         UIView *content([self contentView]);
5399         CGRect bounds([content bounds]);
5400
5401         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5402         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5403         [content addSubview:content_];
5404
5405         [content_ setDelegate:self];
5406         [content_ setOpaque:YES];
5407     } return self;
5408 }
5409
5410 - (NSString *) accessibilityLabel {
5411     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5412 }
5413
5414 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5415     summarized_ = summary;
5416
5417     icon_ = nil;
5418     name_ = nil;
5419     description_ = nil;
5420     source_ = nil;
5421     badge_ = nil;
5422     placard_ = nil;
5423
5424     if (package == nil)
5425         [content_ setBackgroundColor:[UIColor whiteColor]];
5426     else {
5427         [package parse];
5428
5429         Source *source = [package source];
5430
5431         icon_ = [package icon];
5432
5433         if (NSString *name = [package name])
5434             name_ = [NSString stringWithString:name];
5435
5436         NSString *description(nil);
5437
5438         if (description == nil && IsWildcat_)
5439             description = [package longDescription];
5440         if (description == nil)
5441             description = [package shortDescription];
5442
5443         if (description != nil)
5444             description_ = [NSString stringWithString:description];
5445
5446         commercial_ = [package isCommercial];
5447
5448         NSString *label = nil;
5449         bool trusted = false;
5450
5451         if (source != nil) {
5452             label = [source label];
5453             trusted = [source trusted];
5454         } else if ([[package id] isEqualToString:@"firmware"])
5455             label = UCLocalize("APPLE");
5456         else
5457             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5458
5459         NSString *from(label);
5460
5461         NSString *section = [package simpleSection];
5462         if (section != nil && ![section isEqualToString:label]) {
5463             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5464             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5465         }
5466
5467         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5468
5469         if (NSString *purpose = [package primaryPurpose])
5470             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5471
5472         UIColor *color;
5473         NSString *placard;
5474
5475         if (NSString *mode = [package mode]) {
5476             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5477                 color = RemovingColor_;
5478                 //placard = @"removing";
5479             } else {
5480                 color = InstallingColor_;
5481                 //placard = @"installing";
5482             }
5483
5484             // XXX: the removing/installing placards are not @2x
5485             placard = nil;
5486         } else {
5487             color = [UIColor whiteColor];
5488
5489             if ([package installed] != nil)
5490                 placard = @"installed";
5491             else
5492                 placard = nil;
5493         }
5494
5495         [content_ setBackgroundColor:color];
5496
5497         if (placard != nil)
5498             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5499     }
5500
5501     [self setNeedsDisplay];
5502     [content_ setNeedsDisplay];
5503 }
5504
5505 - (void) drawSummaryContentRect:(CGRect)rect {
5506     bool highlighted(highlighted_);
5507     float width([self bounds].size.width);
5508
5509     if (icon_ != nil) {
5510         CGRect rect;
5511         rect.size = [(UIImage *) icon_ size];
5512
5513         while (rect.size.width > 16 || rect.size.height > 16) {
5514             rect.size.width /= 2;
5515             rect.size.height /= 2;
5516         }
5517
5518         rect.origin.x = 18 - rect.size.width / 2;
5519         rect.origin.y = 18 - rect.size.height / 2;
5520
5521         [icon_ drawInRect:rect];
5522     }
5523
5524     if (badge_ != nil) {
5525         CGRect rect;
5526         rect.size = [(UIImage *) badge_ size];
5527
5528         rect.size.width /= 4;
5529         rect.size.height /= 4;
5530
5531         rect.origin.x = 23 - rect.size.width / 2;
5532         rect.origin.y = 23 - rect.size.height / 2;
5533
5534         [badge_ drawInRect:rect];
5535     }
5536
5537     if (highlighted)
5538         UISetColor(White_);
5539
5540     if (!highlighted)
5541         UISetColor(commercial_ ? Purple_ : Black_);
5542     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5543
5544     if (placard_ != nil)
5545         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5546 }
5547
5548 - (void) drawNormalContentRect:(CGRect)rect {
5549     bool highlighted(highlighted_);
5550     float width([self bounds].size.width);
5551
5552     if (icon_ != nil) {
5553         CGRect rect;
5554         rect.size = [(UIImage *) icon_ size];
5555
5556         while (rect.size.width > 32 || rect.size.height > 32) {
5557             rect.size.width /= 2;
5558             rect.size.height /= 2;
5559         }
5560
5561         rect.origin.x = 25 - rect.size.width / 2;
5562         rect.origin.y = 25 - rect.size.height / 2;
5563
5564         [icon_ drawInRect:rect];
5565     }
5566
5567     if (badge_ != nil) {
5568         CGRect rect;
5569         rect.size = [(UIImage *) badge_ size];
5570
5571         rect.size.width /= 2;
5572         rect.size.height /= 2;
5573
5574         rect.origin.x = 36 - rect.size.width / 2;
5575         rect.origin.y = 36 - rect.size.height / 2;
5576
5577         [badge_ drawInRect:rect];
5578     }
5579
5580     if (highlighted)
5581         UISetColor(White_);
5582
5583     if (!highlighted)
5584         UISetColor(commercial_ ? Purple_ : Black_);
5585     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5586     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5587
5588     if (!highlighted)
5589         UISetColor(commercial_ ? Purplish_ : Gray_);
5590     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5591
5592     if (placard_ != nil)
5593         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5594 }
5595
5596 - (void) drawContentRect:(CGRect)rect {
5597     if (summarized_)
5598         [self drawSummaryContentRect:rect];
5599     else
5600         [self drawNormalContentRect:rect];
5601 }
5602
5603 @end
5604 /* }}} */
5605 /* Section Cell {{{ */
5606 @interface SectionCell : CyteTableViewCell <
5607     CyteTableViewCellDelegate
5608 > {
5609     _H<NSString> basic_;
5610     _H<NSString> section_;
5611     _H<NSString> name_;
5612     _H<NSString> count_;
5613     _H<UIImage> icon_;
5614     _H<UISwitch> switch_;
5615     BOOL editing_;
5616 }
5617
5618 - (void) setSection:(Section *)section editing:(BOOL)editing;
5619
5620 @end
5621
5622 @implementation SectionCell
5623
5624 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5625     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5626         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5627         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5628         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5629
5630         UIView *content([self contentView]);
5631         CGRect bounds([content bounds]);
5632
5633         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5634         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5635         [content addSubview:content_];
5636         [content_ setBackgroundColor:[UIColor whiteColor]];
5637
5638         [content_ setDelegate:self];
5639     } return self;
5640 }
5641
5642 - (void) onSwitch:(id)sender {
5643     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5644     if (metadata == nil) {
5645         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5646         [Sections_ setObject:metadata forKey:basic_];
5647     }
5648
5649     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5650     Changed_ = true;
5651 }
5652
5653 - (void) setSection:(Section *)section editing:(BOOL)editing {
5654     if (editing != editing_) {
5655         if (editing_)
5656             [switch_ removeFromSuperview];
5657         else
5658             [self addSubview:switch_];
5659         editing_ = editing;
5660     }
5661
5662     basic_ = nil;
5663     section_ = nil;
5664     name_ = nil;
5665     count_ = nil;
5666
5667     if (section == nil) {
5668         name_ = UCLocalize("ALL_PACKAGES");
5669         count_ = nil;
5670     } else {
5671         basic_ = [section name];
5672         section_ = [section localized];
5673
5674         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5675         count_ = [NSString stringWithFormat:@"%d", [section count]];
5676
5677         if (editing_)
5678             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5679     }
5680
5681     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5682     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5683
5684     [content_ setNeedsDisplay];
5685 }
5686
5687 - (void) setFrame:(CGRect)frame {
5688     [super setFrame:frame];
5689
5690     CGRect rect([switch_ frame]);
5691     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5692 }
5693
5694 - (NSString *) accessibilityLabel {
5695     return name_;
5696 }
5697
5698 - (void) drawContentRect:(CGRect)rect {
5699     bool highlighted(highlighted_ && !editing_);
5700
5701     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5702
5703     if (highlighted)
5704         UISetColor(White_);
5705
5706     float width(rect.size.width);
5707     if (editing_)
5708         width -= 87;
5709
5710     if (!highlighted)
5711         UISetColor(Black_);
5712     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5713
5714     CGSize size = [count_ sizeWithFont:Font14_];
5715
5716     UISetColor(White_);
5717     if (count_ != nil)
5718         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5719 }
5720
5721 @end
5722 /* }}} */
5723
5724 /* File Table {{{ */
5725 @interface FileTable : CyteViewController <
5726     UITableViewDataSource,
5727     UITableViewDelegate
5728 > {
5729     _transient Database *database_;
5730     _H<Package> package_;
5731     _H<NSString> name_;
5732     _H<NSMutableArray> files_;
5733     _H<UITableView, 2> list_;
5734 }
5735
5736 - (id) initWithDatabase:(Database *)database;
5737 - (void) setPackage:(Package *)package;
5738
5739 @end
5740
5741 @implementation FileTable
5742
5743 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5744     return files_ == nil ? 0 : [files_ count];
5745 }
5746
5747 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5748     return 24.0f;
5749 }*/
5750
5751 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5752     static NSString *reuseIdentifier = @"Cell";
5753
5754     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5755     if (cell == nil) {
5756         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5757         [cell setFont:[UIFont systemFontOfSize:16]];
5758     }
5759     [cell setText:[files_ objectAtIndex:indexPath.row]];
5760     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5761
5762     return cell;
5763 }
5764
5765 - (NSURL *) navigationURL {
5766     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5767 }
5768
5769 - (void) loadView {
5770     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5771
5772     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5773     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5774     [list_ setRowHeight:24.0f];
5775     [(UITableView *) list_ setDataSource:self];
5776     [list_ setDelegate:self];
5777     [[self view] addSubview:list_];
5778 }
5779
5780 - (void) viewDidLoad {
5781     [super viewDidLoad];
5782
5783     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5784 }
5785
5786 - (void) releaseSubviews {
5787     list_ = nil;
5788
5789     package_ = nil;
5790     files_ = nil;
5791
5792     [super releaseSubviews];
5793 }
5794
5795 - (id) initWithDatabase:(Database *)database {
5796     if ((self = [super init]) != nil) {
5797         database_ = database;
5798     } return self;
5799 }
5800
5801 - (void) setPackage:(Package *)package {
5802     package_ = nil;
5803     name_ = nil;
5804
5805     files_ = [NSMutableArray arrayWithCapacity:32];
5806
5807     if (package != nil) {
5808         package_ = package;
5809         name_ = [package id];
5810
5811         if (NSArray *files = [package files])
5812             [files_ addObjectsFromArray:files];
5813
5814         if ([files_ count] != 0) {
5815             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5816                 [files_ removeObjectAtIndex:0];
5817             [files_ sortUsingSelector:@selector(compareByPath:)];
5818
5819             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5820             [stack addObject:@"/"];
5821
5822             for (int i(0), e([files_ count]); i != e; ++i) {
5823                 NSString *file = [files_ objectAtIndex:i];
5824                 while (![file hasPrefix:[stack lastObject]])
5825                     [stack removeLastObject];
5826                 NSString *directory = [stack lastObject];
5827                 [stack addObject:[file stringByAppendingString:@"/"]];
5828                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5829                     ([stack count] - 2) * 3, "",
5830                     [file substringFromIndex:[directory length]]
5831                 ]];
5832             }
5833         }
5834     }
5835
5836     [list_ reloadData];
5837 }
5838
5839 - (void) reloadData {
5840     [super reloadData];
5841
5842     [self setPackage:[database_ packageWithName:name_]];
5843 }
5844
5845 @end
5846 /* }}} */
5847 /* Package Controller {{{ */
5848 @interface CYPackageController : CydiaWebViewController <
5849     UIActionSheetDelegate
5850 > {
5851     _transient Database *database_;
5852     _H<Package> package_;
5853     _H<NSString> name_;
5854     bool commercial_;
5855     _H<NSMutableArray> buttons_;
5856     _H<UIBarButtonItem> button_;
5857 }
5858
5859 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5860
5861 @end
5862
5863 @implementation CYPackageController
5864
5865 - (NSURL *) navigationURL {
5866     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5867 }
5868
5869 /* XXX: this is not safe at all... localization of /fail/ */
5870 - (void) _clickButtonWithName:(NSString *)name {
5871     if ([name isEqualToString:UCLocalize("CLEAR")])
5872         [delegate_ clearPackage:package_];
5873     else if ([name isEqualToString:UCLocalize("INSTALL")])
5874         [delegate_ installPackage:package_];
5875     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5876         [delegate_ installPackage:package_];
5877     else if ([name isEqualToString:UCLocalize("REMOVE")])
5878         [delegate_ removePackage:package_];
5879     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5880         [delegate_ installPackage:package_];
5881     else _assert(false);
5882 }
5883
5884 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5885     NSString *context([sheet context]);
5886
5887     if ([context isEqualToString:@"modify"]) {
5888         if (button != [sheet cancelButtonIndex]) {
5889             NSString *buttonName = [buttons_ objectAtIndex:button];
5890             [self _clickButtonWithName:buttonName];
5891         }
5892
5893         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5894     }
5895 }
5896
5897 - (bool) _allowJavaScriptPanel {
5898     return commercial_;
5899 }
5900
5901 #if !AlwaysReload
5902 - (void) _customButtonClicked {
5903     int count([buttons_ count]);
5904     if (count == 0)
5905         return;
5906
5907     if (count == 1)
5908         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5909     else {
5910         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5911         [buttons addObjectsFromArray:buttons_];
5912
5913         UIActionSheet *sheet = [[[UIActionSheet alloc]
5914             initWithTitle:nil
5915             delegate:self
5916             cancelButtonTitle:nil
5917             destructiveButtonTitle:nil
5918             otherButtonTitles:nil
5919         ] autorelease];
5920
5921         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5922         if (!IsWildcat_) {
5923            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5924            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5925         }
5926         [sheet setContext:@"modify"];
5927
5928         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5929     }
5930 }
5931
5932 // We don't want to allow non-commercial packages to do custom things to the install button,
5933 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5934 - (void) customButtonClicked {
5935     if (commercial_)
5936         [super customButtonClicked];
5937     else
5938         [self _customButtonClicked];
5939 }
5940
5941 - (void) reloadButtonClicked {
5942     // Don't reload a commerical package by tapping the loading button,
5943     // but if it's not an Install button, we should forward it on.
5944     if (![package_ uninstalled])
5945         [self _customButtonClicked];
5946 }
5947
5948 - (void) applyLoadingTitle {
5949     // Don't show "Loading" as the title. Ever.
5950 }
5951
5952 - (UIBarButtonItem *) rightButton {
5953     return button_;
5954 }
5955 #endif
5956
5957 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5958     if ((self = [super init]) != nil) {
5959         database_ = database;
5960         buttons_ = [NSMutableArray arrayWithCapacity:4];
5961         name_ = name == nil ? @"" : [NSString stringWithString:name];
5962         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5963     } return self;
5964 }
5965
5966 - (void) reloadData {
5967     [super reloadData];
5968
5969     package_ = [database_ packageWithName:name_];
5970
5971     [buttons_ removeAllObjects];
5972
5973     if (package_ != nil) {
5974         [(Package *) package_ parse];
5975
5976         commercial_ = [package_ isCommercial];
5977
5978         if ([package_ mode] != nil)
5979             [buttons_ addObject:UCLocalize("CLEAR")];
5980         if ([package_ source] == nil);
5981         else if ([package_ upgradableAndEssential:NO])
5982             [buttons_ addObject:UCLocalize("UPGRADE")];
5983         else if ([package_ uninstalled])
5984             [buttons_ addObject:UCLocalize("INSTALL")];
5985         else
5986             [buttons_ addObject:UCLocalize("REINSTALL")];
5987         if (![package_ uninstalled])
5988             [buttons_ addObject:UCLocalize("REMOVE")];
5989     }
5990
5991     NSString *title;
5992     switch ([buttons_ count]) {
5993         case 0: title = nil; break;
5994         case 1: title = [buttons_ objectAtIndex:0]; break;
5995         default: title = UCLocalize("MODIFY"); break;
5996     }
5997
5998     button_ = [[[UIBarButtonItem alloc]
5999         initWithTitle:title
6000         style:UIBarButtonItemStylePlain
6001         target:self
6002         action:@selector(customButtonClicked)
6003     ] autorelease];
6004 }
6005
6006 - (bool) isLoading {
6007     return commercial_ ? [super isLoading] : false;
6008 }
6009
6010 @end
6011 /* }}} */
6012
6013 /* Package List Controller {{{ */
6014 @interface PackageListController : CyteViewController <
6015     UITableViewDataSource,
6016     UITableViewDelegate
6017 > {
6018     _transient Database *database_;
6019     unsigned era_;
6020     _H<NSArray> packages_;
6021     _H<NSMutableArray> sections_;
6022     _H<UITableView, 2> list_;
6023     _H<NSMutableArray> index_;
6024     _H<NSMutableDictionary> indices_;
6025     _H<NSString> title_;
6026     unsigned reloading_;
6027 }
6028
6029 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6030 - (void) setDelegate:(id)delegate;
6031 - (void) resetCursor;
6032 - (void) clearData;
6033
6034 @end
6035
6036 @implementation PackageListController
6037
6038 - (bool) isSummarized {
6039     return false;
6040 }
6041
6042 - (bool) showsSections {
6043     return true;
6044 }
6045
6046 - (void) deselectWithAnimation:(BOOL)animated {
6047     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6048 }
6049
6050 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6051     CGRect base = [[self view] bounds];
6052     base.size.height -= bounds.size.height;
6053     base.origin = [list_ frame].origin;
6054
6055     [UIView beginAnimations:nil context:NULL];
6056     [UIView setAnimationBeginsFromCurrentState:YES];
6057     [UIView setAnimationCurve:curve];
6058     [UIView setAnimationDuration:duration];
6059     [list_ setFrame:base];
6060     [UIView commitAnimations];
6061 }
6062
6063 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6064     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6065 }
6066
6067 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6068     [self resizeForKeyboardBounds:bounds duration:0];
6069 }
6070
6071 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6072     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6073         *curve = UIViewAnimationCurveEaseInOut;
6074     else
6075         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6076
6077     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6078         *duration = 0.3;
6079     else
6080         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6081 }
6082
6083 - (void) keyboardWillShow:(NSNotification *)notification {
6084     CGRect bounds;
6085     CGPoint center;
6086     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6087     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6088
6089     NSTimeInterval duration;
6090     UIViewAnimationCurve curve;
6091     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6092
6093     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);
6094     UIViewController *base = self;
6095     while ([base parentViewController] != nil)
6096         base = [base parentViewController];
6097     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6098     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6099
6100     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6101         intersection.size.height += CYStatusBarHeight();
6102
6103     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6104 }
6105
6106 - (void) keyboardWillHide:(NSNotification *)notification {
6107     NSTimeInterval duration;
6108     UIViewAnimationCurve curve;
6109     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6110
6111     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6112 }
6113
6114 - (void) viewWillAppear:(BOOL)animated {
6115     [super viewWillAppear:animated];
6116
6117     [self resizeForKeyboardBounds:CGRectZero];
6118     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6119     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6120 }
6121
6122 - (void) viewWillDisappear:(BOOL)animated {
6123     [super viewWillDisappear:animated];
6124
6125     [self resizeForKeyboardBounds:CGRectZero];
6126     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6127     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6128 }
6129
6130 - (void) viewDidAppear:(BOOL)animated {
6131     [super viewDidAppear:animated];
6132     [self deselectWithAnimation:animated];
6133 }
6134
6135 - (void) didSelectPackage:(Package *)package {
6136     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6137     [view setDelegate:delegate_];
6138     [[self navigationController] pushViewController:view animated:YES];
6139 }
6140
6141 #if TryIndexedCollation
6142 + (BOOL) hasIndexedCollation {
6143     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6144 }
6145 #endif
6146
6147 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6148     NSInteger count([sections_ count]);
6149     return count == 0 ? 1 : count;
6150 }
6151
6152 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6153     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6154         return nil;
6155     return [[sections_ objectAtIndex:section] name];
6156 }
6157
6158 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6159     if ([sections_ count] == 0)
6160         return 0;
6161     return [[sections_ objectAtIndex:section] count];
6162 }
6163
6164 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6165 @synchronized (database_) {
6166     if ([database_ era] != era_)
6167         return nil;
6168
6169     Section *section([sections_ objectAtIndex:[path section]]);
6170     NSInteger row([path row]);
6171     Package *package([packages_ objectAtIndex:([section row] + row)]);
6172     return [[package retain] autorelease];
6173 } }
6174
6175 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6176     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6177     if (cell == nil)
6178         cell = [[[PackageCell alloc] init] autorelease];
6179
6180     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6181     [cell setPackage:package asSummary:[self isSummarized]];
6182     return cell;
6183 }
6184
6185 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6186     Package *package([self packageAtIndexPath:path]);
6187     package = [database_ packageWithName:[package id]];
6188     [self didSelectPackage:package];
6189 }
6190
6191 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6192     if (![self showsSections])
6193         return nil;
6194
6195     return index_;
6196 }
6197
6198 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6199 #if TryIndexedCollation
6200     if ([[self class] hasIndexedCollation]) {
6201         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6202     }
6203 #endif
6204
6205     return index;
6206 }
6207
6208 - (void) updateHeight {
6209     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6210 }
6211
6212 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6213     if ((self = [super init]) != nil) {
6214         database_ = database;
6215         title_ = [title copy];
6216         [[self navigationItem] setTitle:title_];
6217     } return self;
6218 }
6219
6220 - (void) loadView {
6221     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6222
6223     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6224     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6225     [[self view] addSubview:list_];
6226
6227     // XXX: is 20 the most optimal number here?
6228     [list_ setSectionIndexMinimumDisplayRowCount:20];
6229
6230     [(UITableView *) list_ setDataSource:self];
6231     [list_ setDelegate:self];
6232
6233     [self updateHeight];
6234 }
6235
6236 - (void) releaseSubviews {
6237     list_ = nil;
6238
6239     packages_ = nil;
6240     sections_ = nil;
6241     index_ = nil;
6242     indices_ = nil;
6243
6244     [super releaseSubviews];
6245 }
6246
6247 - (void) setDelegate:(id)delegate {
6248     delegate_ = delegate;
6249 }
6250
6251 - (bool) shouldYield {
6252     return false;
6253 }
6254
6255 - (bool) shouldBlock {
6256     return false;
6257 }
6258
6259 - (NSMutableArray *) _reloadPackages {
6260 @synchronized (database_) {
6261     era_ = [database_ era];
6262     NSArray *packages([database_ packages]);
6263
6264     return [NSMutableArray arrayWithArray:packages];
6265 } }
6266
6267 - (void) _reloadData {
6268     if (reloading_ != 0) {
6269         reloading_ = 2;
6270         return;
6271     }
6272
6273     NSArray *packages;
6274
6275   reload:
6276     if ([self shouldYield]) {
6277         do {
6278             UIProgressHUD *hud;
6279
6280             if (![self shouldBlock])
6281                 hud = nil;
6282             else {
6283                 hud = [delegate_ addProgressHUD];
6284                 [hud setText:UCLocalize("LOADING")];
6285             }
6286
6287             reloading_ = 1;
6288             packages = [self yieldToSelector:@selector(_reloadPackages)];
6289
6290             if (hud != nil)
6291                 [delegate_ removeProgressHUD:hud];
6292         } while (reloading_ == 2);
6293     } else {
6294         packages = [self _reloadPackages];
6295     }
6296
6297 @synchronized (database_) {
6298     if (era_ != [database_ era])
6299         goto reload;
6300     reloading_ = 0;
6301
6302     packages_ = packages;
6303
6304     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6305     sections_ = [NSMutableArray arrayWithCapacity:16];
6306
6307     Section *section = nil;
6308
6309 #if TryIndexedCollation
6310     if ([[self class] hasIndexedCollation]) {
6311         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6312
6313         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6314         NSArray *titles = [collation sectionIndexTitles];
6315         int secidx = -1;
6316
6317         _profile(PackageTable$reloadData$Section)
6318             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6319                 Package *package;
6320                 int index;
6321
6322                 _profile(PackageTable$reloadData$Section$Package)
6323                     package = [packages_ objectAtIndex:offset];
6324                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6325                 _end
6326
6327                 while (secidx < index) {
6328                     secidx += 1;
6329
6330                     _profile(PackageTable$reloadData$Section$Allocate)
6331                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6332                     _end
6333
6334                     _profile(PackageTable$reloadData$Section$Add)
6335                         [sections_ addObject:section];
6336                     _end
6337                 }
6338
6339                 [section addToCount];
6340             }
6341         _end
6342     } else
6343 #endif
6344     {
6345         index_ = [NSMutableArray arrayWithCapacity:32];
6346
6347         bool sectioned([self showsSections]);
6348         if (!sectioned) {
6349             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6350             [sections_ addObject:section];
6351         }
6352
6353         _profile(PackageTable$reloadData$Section)
6354             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6355                 Package *package;
6356                 unichar index;
6357
6358                 _profile(PackageTable$reloadData$Section$Package)
6359                     package = [packages_ objectAtIndex:offset];
6360                     index = [package index];
6361                 _end
6362
6363                 if (sectioned && (section == nil || [section index] != index)) {
6364                     _profile(PackageTable$reloadData$Section$Allocate)
6365                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6366                     _end
6367
6368                     [index_ addObject:[section name]];
6369                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6370
6371                     _profile(PackageTable$reloadData$Section$Add)
6372                         [sections_ addObject:section];
6373                     _end
6374                 }
6375
6376                 [section addToCount];
6377             }
6378         _end
6379     }
6380
6381     [self updateHeight];
6382
6383     _profile(PackageTable$reloadData$List)
6384         [(UITableView *) list_ setDataSource:self];
6385         [list_ reloadData];
6386     _end
6387 } }
6388
6389 - (void) reloadData {
6390     [super reloadData];
6391
6392     if ([self shouldYield])
6393         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6394     else
6395         [self _reloadData];
6396 }
6397
6398 - (void) resetCursor {
6399     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6400 }
6401
6402 - (void) clearData {
6403     [self updateHeight];
6404
6405     [list_ setDataSource:nil];
6406     [list_ reloadData];
6407
6408     [self resetCursor];
6409 }
6410
6411 @end
6412 /* }}} */
6413 /* Filtered Package List Controller {{{ */
6414 @interface FilteredPackageListController : PackageListController {
6415     SEL filter_;
6416     IMP imp_;
6417     _H<NSObject> object_;
6418 }
6419
6420 - (void) setObject:(id)object;
6421 - (void) setObject:(id)object forFilter:(SEL)filter;
6422
6423 - (SEL) filter;
6424 - (void) setFilter:(SEL)filter;
6425
6426 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6427
6428 @end
6429
6430 @implementation FilteredPackageListController
6431
6432 - (SEL) filter {
6433     return filter_;
6434 }
6435
6436 - (void) setFilter:(SEL)filter {
6437 @synchronized (self) {
6438     filter_ = filter;
6439
6440     /* XXX: this is an unsafe optimization of doomy hell */
6441     Method method(class_getInstanceMethod([Package class], filter));
6442     _assert(method != NULL);
6443     imp_ = method_getImplementation(method);
6444     _assert(imp_ != NULL);
6445 } }
6446
6447 - (void) setObject:(id)object {
6448 @synchronized (self) {
6449     object_ = object;
6450 } }
6451
6452 - (void) setObject:(id)object forFilter:(SEL)filter {
6453 @synchronized (self) {
6454     [self setFilter:filter];
6455     [self setObject:object];
6456 } }
6457
6458 - (NSMutableArray *) _reloadPackages {
6459 @synchronized (database_) {
6460     era_ = [database_ era];
6461     NSArray *packages([database_ packages]);
6462
6463     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6464
6465     IMP imp;
6466     SEL filter;
6467     _H<NSObject> object;
6468
6469     @synchronized (self) {
6470         imp = imp_;
6471         filter = filter_;
6472         object = object_;
6473     }
6474
6475     _profile(PackageTable$reloadData$Filter)
6476         for (Package *package in packages)
6477             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6478                 [filtered addObject:package];
6479     _end
6480
6481     return filtered;
6482 } }
6483
6484 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6485     if ((self = [super initWithDatabase:database title:title]) != nil) {
6486         [self setFilter:filter];
6487         [self setObject:object];
6488     } return self;
6489 }
6490
6491 @end
6492 /* }}} */
6493
6494 /* Home Controller {{{ */
6495 @interface HomeController : CydiaWebViewController {
6496 }
6497
6498 @end
6499
6500 @implementation HomeController
6501
6502 - (id) init {
6503     if ((self = [super init]) != nil) {
6504         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6505         [self reloadData];
6506     } return self;
6507 }
6508
6509 - (NSURL *) navigationURL {
6510     return [NSURL URLWithString:@"cydia://home"];
6511 }
6512
6513 - (void) didReceiveMemoryWarning {
6514 }
6515
6516 - (void) aboutButtonClicked {
6517     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6518
6519     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6520     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6521     [alert setCancelButtonIndex:0];
6522
6523     [alert setMessage:
6524         @"Copyright \u00a9 2008-2011\n"
6525         "SaurikIT, LLC\n"
6526         "\n"
6527         "Jay Freeman (saurik)\n"
6528         "saurik@saurik.com\n"
6529         "http://www.saurik.com/"
6530     ];
6531
6532     [alert show];
6533 }
6534
6535 - (UIBarButtonItem *) leftButton {
6536     return [[[UIBarButtonItem alloc]
6537         initWithTitle:UCLocalize("ABOUT")
6538         style:UIBarButtonItemStylePlain
6539         target:self
6540         action:@selector(aboutButtonClicked)
6541     ] autorelease];
6542 }
6543
6544 @end
6545 /* }}} */
6546 /* Manage Controller {{{ */
6547 @interface ManageController : CydiaWebViewController {
6548 }
6549
6550 - (void) queueStatusDidChange;
6551
6552 @end
6553
6554 @implementation ManageController
6555
6556 - (id) init {
6557     if ((self = [super init]) != nil) {
6558         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6559     } return self;
6560 }
6561
6562 - (NSURL *) navigationURL {
6563     return [NSURL URLWithString:@"cydia://manage"];
6564 }
6565
6566 - (UIBarButtonItem *) leftButton {
6567     return [[[UIBarButtonItem alloc]
6568         initWithTitle:UCLocalize("SETTINGS")
6569         style:UIBarButtonItemStylePlain
6570         target:self
6571         action:@selector(settingsButtonClicked)
6572     ] autorelease];
6573 }
6574
6575 - (void) settingsButtonClicked {
6576     [delegate_ showSettings];
6577 }
6578
6579 - (void) queueButtonClicked {
6580     [delegate_ queue];
6581 }
6582
6583 - (UIBarButtonItem *) rightButton {
6584     return Queuing_ ? [[[UIBarButtonItem alloc]
6585         initWithTitle:UCLocalize("QUEUE")
6586         style:UIBarButtonItemStyleDone
6587         target:self
6588         action:@selector(queueButtonClicked)
6589     ] autorelease] : nil;
6590 }
6591
6592 - (void) queueStatusDidChange {
6593     [self applyRightButton];
6594 }
6595
6596 - (bool) isLoading {
6597     return !Queuing_ && [super isLoading];
6598 }
6599
6600 @end
6601 /* }}} */
6602
6603 /* Refresh Bar {{{ */
6604 @interface RefreshBar : UINavigationBar {
6605     _H<UIProgressIndicator> indicator_;
6606     _H<UITextLabel> prompt_;
6607     _H<UIProgressBar> progress_;
6608     _H<UINavigationButton> cancel_;
6609 }
6610
6611 @end
6612
6613 @implementation RefreshBar
6614
6615 - (void) positionViews {
6616     CGRect frame = [cancel_ frame];
6617     frame.size = [cancel_ sizeThatFits:frame.size];
6618     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6619     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6620     [cancel_ setFrame:frame];
6621
6622     CGSize prgsize = {75, 100};
6623     CGRect prgrect = {{
6624         [self frame].size.width - prgsize.width - 10,
6625         ([self frame].size.height - prgsize.height) / 2
6626     } , prgsize};
6627     [progress_ setFrame:prgrect];
6628
6629     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6630     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6631     CGRect indrect = {{indoffset, indoffset}, indsize};
6632     [indicator_ setFrame:indrect];
6633
6634     CGSize prmsize = {215, indsize.height + 4};
6635     CGRect prmrect = {{
6636         indoffset * 2 + indsize.width,
6637         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6638     }, prmsize};
6639     [prompt_ setFrame:prmrect];
6640 }
6641
6642 - (void) setFrame:(CGRect)frame {
6643     [super setFrame:frame];
6644     [self positionViews];
6645 }
6646
6647 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6648     if ((self = [super initWithFrame:frame]) != nil) {
6649         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6650
6651         [self setBarStyle:UIBarStyleBlack];
6652
6653         UIBarStyle barstyle([self _barStyle:NO]);
6654         bool ugly(barstyle == UIBarStyleDefault);
6655
6656         UIProgressIndicatorStyle style = ugly ?
6657             UIProgressIndicatorStyleMediumBrown :
6658             UIProgressIndicatorStyleMediumWhite;
6659
6660         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6661         [(UIProgressIndicator *) indicator_ setStyle:style];
6662         [indicator_ startAnimation];
6663         [self addSubview:indicator_];
6664
6665         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6666         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6667         [prompt_ setBackgroundColor:[UIColor clearColor]];
6668         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6669         [self addSubview:prompt_];
6670
6671         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6672         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6673         [(UIProgressBar *) progress_ setStyle:0];
6674         [self addSubview:progress_];
6675
6676         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6677         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6678         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6679         [cancel_ setBarStyle:barstyle];
6680
6681         [self positionViews];
6682     } return self;
6683 }
6684
6685 - (void) setCancellable:(bool)cancellable {
6686     if (cancellable)
6687         [self addSubview:cancel_];
6688     else
6689         [cancel_ removeFromSuperview];
6690 }
6691
6692 - (void) start {
6693     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6694     [progress_ setProgress:0];
6695 }
6696
6697 - (void) stop {
6698     [self setCancellable:NO];
6699 }
6700
6701 - (void) setPrompt:(NSString *)prompt {
6702     [prompt_ setText:prompt];
6703 }
6704
6705 - (void) setProgress:(float)progress {
6706     [progress_ setProgress:progress];
6707 }
6708
6709 @end
6710 /* }}} */
6711
6712 /* Cydia Navigation Controller Interface {{{ */
6713 @interface UINavigationController (Cydia)
6714
6715 - (NSArray *) navigationURLCollection;
6716 - (void) unloadData;
6717
6718 @end
6719 /* }}} */
6720
6721 /* Cydia Tab Bar Controller {{{ */
6722 @interface CYTabBarController : UITabBarController <
6723     UITabBarControllerDelegate,
6724     ProgressDelegate
6725 > {
6726     _transient Database *database_;
6727     _H<RefreshBar, 1> refreshbar_;
6728
6729     bool dropped_;
6730     bool updating_;
6731     // XXX: ok, "updatedelegate_"?...
6732     _transient NSObject<CydiaDelegate> *updatedelegate_;
6733
6734     _H<UIViewController> remembered_;
6735     _transient UIViewController *transient_;
6736 }
6737
6738 - (NSArray *) navigationURLCollection;
6739 - (void) dropBar:(BOOL)animated;
6740 - (void) beginUpdate;
6741 - (void) raiseBar:(BOOL)animated;
6742 - (BOOL) updating;
6743 - (void) unloadData;
6744
6745 @end
6746
6747 @implementation CYTabBarController
6748
6749 - (void) setUnselectedViewController:(UIViewController *)transient {
6750     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6751     if (transient != nil) {
6752         if (transient_ == nil)
6753             remembered_ = [controllers objectAtIndex:0];
6754         transient_ = transient;
6755         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6756         [controllers replaceObjectAtIndex:0 withObject:transient_];
6757         [self setSelectedIndex:0];
6758         [self setViewControllers:controllers];
6759         [self concealTabBarSelection];
6760     } else if (remembered_ != nil) {
6761         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6762         transient_ = transient;
6763         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6764         remembered_ = nil;
6765         [self setViewControllers:controllers];
6766         [self revealTabBarSelection];
6767     }
6768 }
6769
6770 - (UIViewController *) unselectedViewController {
6771     return transient_;
6772 }
6773
6774 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6775     if ([self unselectedViewController])
6776         [self setUnselectedViewController:nil];
6777 }
6778
6779 - (NSArray *) navigationURLCollection {
6780     NSMutableArray *items([NSMutableArray array]);
6781
6782     // XXX: Should this deal with transient view controllers?
6783     for (id navigation in [self viewControllers]) {
6784         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6785         if (stack != nil)
6786             [items addObject:stack];
6787     }
6788
6789     return items;
6790 }
6791
6792 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6793     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6794         [self setUnselectedViewController:nil];
6795     else
6796         [super dismissModalViewControllerAnimated:YES];
6797 }
6798
6799 - (void) unloadData {
6800     [super unloadData];
6801
6802     for (UINavigationController *controller in [self viewControllers])
6803         [controller unloadData];
6804
6805     if (UIViewController *selected = [self selectedViewController])
6806         [selected reloadData];
6807
6808     if (UIViewController *unselected = [self unselectedViewController]) {
6809         [unselected unloadData];
6810         [unselected reloadData];
6811     }
6812 }
6813
6814 - (void) dealloc {
6815     [[NSNotificationCenter defaultCenter] removeObserver:self];
6816
6817     [super dealloc];
6818 }
6819
6820 - (id) initWithDatabase:(Database *)database {
6821     if ((self = [super init]) != nil) {
6822         database_ = database;
6823         [self setDelegate:self];
6824
6825         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6826         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6827
6828         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6829     } return self;
6830 }
6831
6832 - (void) setUpdate:(NSDate *)date {
6833     [self beginUpdate];
6834 }
6835
6836 - (void) beginUpdate {
6837     [(RefreshBar *) refreshbar_ start];
6838     [self dropBar:YES];
6839
6840     [updatedelegate_ retainNetworkActivityIndicator];
6841     updating_ = true;
6842
6843     [NSThread
6844         detachNewThreadSelector:@selector(performUpdate)
6845         toTarget:self
6846         withObject:nil
6847     ];
6848 }
6849
6850 - (void) performUpdate {
6851     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6852
6853     Status status;
6854     status.setDelegate(self);
6855     [database_ updateWithStatus:status];
6856
6857     [self
6858         performSelectorOnMainThread:@selector(completeUpdate)
6859         withObject:nil
6860         waitUntilDone:NO
6861     ];
6862
6863     [pool release];
6864 }
6865
6866 - (void) stopUpdateWithSelector:(SEL)selector {
6867     updating_ = false;
6868     [updatedelegate_ releaseNetworkActivityIndicator];
6869
6870     [self raiseBar:YES];
6871     [refreshbar_ stop];
6872
6873     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6874 }
6875
6876 - (void) completeUpdate {
6877     if (!updating_)
6878         return;
6879     [self stopUpdateWithSelector:@selector(reloadData)];
6880 }
6881
6882 - (void) cancelUpdate {
6883     [self stopUpdateWithSelector:@selector(updateData)];
6884 }
6885
6886 - (void) cancelPressed {
6887     [self cancelUpdate];
6888 }
6889
6890 - (BOOL) updating {
6891     return updating_;
6892 }
6893
6894 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6895     [refreshbar_ setPrompt:[event compoundMessage]];
6896 }
6897
6898 - (bool) isProgressCancelled {
6899     return !updating_;
6900 }
6901
6902 - (void) setProgressCancellable:(NSNumber *)cancellable {
6903     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6904 }
6905
6906 - (void) setProgressPercent:(NSNumber *)percent {
6907     [refreshbar_ setProgress:[percent floatValue]];
6908 }
6909
6910 - (void) setProgressStatus:(NSDictionary *)status {
6911     if (status != nil)
6912         [self setProgressPercent:[status objectForKey:@"Percent"]];
6913 }
6914
6915 - (void) setUpdateDelegate:(id)delegate {
6916     updatedelegate_ = delegate;
6917 }
6918
6919 - (UIView *) transitionView {
6920     if ([self respondsToSelector:@selector(_transitionView)])
6921         return [self _transitionView];
6922     else
6923         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6924 }
6925
6926 - (void) dropBar:(BOOL)animated {
6927     if (dropped_)
6928         return;
6929     dropped_ = true;
6930
6931     UIView *transition([self transitionView]);
6932     [[self view] addSubview:refreshbar_];
6933
6934     CGRect barframe([refreshbar_ frame]);
6935
6936     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6937         barframe.origin.y = CYStatusBarHeight();
6938     else
6939         barframe.origin.y = 0;
6940
6941     [refreshbar_ setFrame:barframe];
6942
6943     if (animated)
6944         [UIView beginAnimations:nil context:NULL];
6945
6946     CGRect viewframe = [transition frame];
6947     viewframe.origin.y += barframe.size.height;
6948     viewframe.size.height -= barframe.size.height;
6949     [transition setFrame:viewframe];
6950
6951     if (animated)
6952         [UIView commitAnimations];
6953
6954     // Ensure bar has the proper width for our view, it might have changed
6955     barframe.size.width = viewframe.size.width;
6956     [refreshbar_ setFrame:barframe];
6957 }
6958
6959 - (void) raiseBar:(BOOL)animated {
6960     if (!dropped_)
6961         return;
6962     dropped_ = false;
6963
6964     UIView *transition([self transitionView]);
6965     [refreshbar_ removeFromSuperview];
6966
6967     CGRect barframe([refreshbar_ frame]);
6968
6969     if (animated)
6970         [UIView beginAnimations:nil context:NULL];
6971
6972     CGRect viewframe = [transition frame];
6973     viewframe.origin.y -= barframe.size.height;
6974     viewframe.size.height += barframe.size.height;
6975     [transition setFrame:viewframe];
6976
6977     if (animated)
6978         [UIView commitAnimations];
6979 }
6980
6981 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6982     bool dropped(dropped_);
6983
6984     if (dropped)
6985         [self raiseBar:NO];
6986
6987     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6988
6989     if (dropped)
6990         [self dropBar:NO];
6991 }
6992
6993 - (void) statusBarFrameChanged:(NSNotification *)notification {
6994     if (dropped_) {
6995         [self raiseBar:NO];
6996         [self dropBar:NO];
6997     }
6998 }
6999
7000 @end
7001 /* }}} */
7002
7003 /* Cydia Navigation Controller Implementation {{{ */
7004 @implementation UINavigationController (Cydia)
7005
7006 - (NSArray *) navigationURLCollection {
7007     NSMutableArray *stack([NSMutableArray array]);
7008
7009     for (CyteViewController *controller in [self viewControllers]) {
7010         NSString *url = [[controller navigationURL] absoluteString];
7011         if (url != nil)
7012             [stack addObject:url];
7013     }
7014
7015     return stack;
7016 }
7017
7018 - (void) reloadData {
7019     [super reloadData];
7020
7021     UIViewController *visible([self visibleViewController]);
7022     if (visible != nil)
7023         [visible reloadData];
7024
7025     // on the iPad, this view controller is ALSO visible. :(
7026     if (IsWildcat_)
7027         if (UIViewController *top = [self topViewController])
7028             if (top != visible)
7029                 [top reloadData];
7030 }
7031
7032 - (void) unloadData {
7033     for (CyteViewController *page in [self viewControllers])
7034         [page unloadData];
7035
7036     [super unloadData];
7037 }
7038
7039 @end
7040 /* }}} */
7041
7042 /* Cydia:// Protocol {{{ */
7043 @interface CydiaURLProtocol : NSURLProtocol {
7044 }
7045
7046 @end
7047
7048 @implementation CydiaURLProtocol
7049
7050 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7051     NSURL *url([request URL]);
7052     if (url == nil)
7053         return NO;
7054
7055     NSString *scheme([[url scheme] lowercaseString]);
7056     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7057         return YES;
7058     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7059         return YES;
7060
7061     return NO;
7062 }
7063
7064 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7065     return request;
7066 }
7067
7068 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7069     id<NSURLProtocolClient> client([self client]);
7070     if (icon == nil)
7071         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7072     else {
7073         NSData *data(UIImagePNGRepresentation(icon));
7074
7075         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7076         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7077         [client URLProtocol:self didLoadData:data];
7078         [client URLProtocolDidFinishLoading:self];
7079     }
7080 }
7081
7082 - (void) startLoading {
7083     id<NSURLProtocolClient> client([self client]);
7084     NSURLRequest *request([self request]);
7085
7086     NSURL *url([request URL]);
7087     NSString *href([url absoluteString]);
7088     NSString *scheme([[url scheme] lowercaseString]);
7089
7090     NSString *path;
7091
7092     if ([scheme isEqualToString:@"cydia"])
7093         path = [href substringFromIndex:8];
7094     else if ([scheme isEqualToString:@"about"])
7095         path = [href substringFromIndex:12];
7096     else _assert(false);
7097
7098     NSRange slash([path rangeOfString:@"/"]);
7099
7100     NSString *command;
7101     if (slash.location == NSNotFound) {
7102         command = path;
7103         path = nil;
7104     } else {
7105         command = [path substringToIndex:slash.location];
7106         path = [path substringFromIndex:(slash.location + 1)];
7107     }
7108
7109     Database *database([Database sharedInstance]);
7110
7111     if ([command isEqualToString:@"package-icon"]) {
7112         if (path == nil)
7113             goto fail;
7114         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7115         Package *package([database packageWithName:path]);
7116         if (package == nil)
7117             goto fail;
7118         [package parse];
7119         UIImage *icon([package icon]);
7120         [self _returnPNGWithImage:icon forRequest:request];
7121     } else if ([command isEqualToString:@"uikit-image"]) {
7122         if (path == nil)
7123             goto fail;
7124         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7125         UIImage *icon(_UIImageWithName(path));
7126         [self _returnPNGWithImage:icon forRequest:request];
7127     } else if ([command isEqualToString:@"section-icon"]) {
7128         if (path == nil)
7129             goto fail;
7130         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7131         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7132         if (icon == nil)
7133             icon = [UIImage applicationImageNamed:@"unknown.png"];
7134         [self _returnPNGWithImage:icon forRequest:request];
7135     } else fail: {
7136         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7137     }
7138 }
7139
7140 - (void) stopLoading {
7141 }
7142
7143 @end
7144 /* }}} */
7145
7146 /* Section Controller {{{ */
7147 @interface SectionController : FilteredPackageListController {
7148     _H<NSString> section_;
7149 }
7150
7151 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7152
7153 @end
7154
7155 @implementation SectionController
7156
7157 - (NSURL *) navigationURL {
7158     NSString *name = section_;
7159     if (name == nil)
7160         name = @"all";
7161
7162     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7163 }
7164
7165 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7166     NSString *title;
7167     if (name == nil)
7168         title = UCLocalize("ALL_PACKAGES");
7169     else if (![name isEqual:@""])
7170         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7171     else
7172         title = UCLocalize("NO_SECTION");
7173
7174     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7175         section_ = name;
7176     } return self;
7177 }
7178
7179 @end
7180 /* }}} */
7181 /* Sections Controller {{{ */
7182 @interface SectionsController : CyteViewController <
7183     UITableViewDataSource,
7184     UITableViewDelegate
7185 > {
7186     _transient Database *database_;
7187     _H<NSMutableArray> sections_;
7188     _H<NSMutableArray> filtered_;
7189     _H<UITableView, 2> list_;
7190 }
7191
7192 - (id) initWithDatabase:(Database *)database;
7193 - (void) editButtonClicked;
7194
7195 @end
7196
7197 @implementation SectionsController
7198
7199 - (NSURL *) navigationURL {
7200     return [NSURL URLWithString:@"cydia://sections"];
7201 }
7202
7203 - (void) updateNavigationItem {
7204     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7205     if ([sections_ count] == 0) {
7206         [[self navigationItem] setRightBarButtonItem:nil];
7207     } else {
7208         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7209             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7210             target:self
7211             action:@selector(editButtonClicked)
7212         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7213     }
7214 }
7215
7216 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7217     [super setEditing:editing animated:animated];
7218
7219     if (editing)
7220         [list_ reloadData];
7221     else
7222         [delegate_ updateData];
7223
7224     [self updateNavigationItem];
7225 }
7226
7227 - (void) viewDidAppear:(BOOL)animated {
7228     [super viewDidAppear:animated];
7229     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7230 }
7231
7232 - (void) viewWillDisappear:(BOOL)animated {
7233     [super viewWillDisappear:animated];
7234     if ([self isEditing]) [self setEditing:NO];
7235 }
7236
7237 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7238     Section *section = nil;
7239     int index = [indexPath row];
7240     if (![self isEditing]) {
7241         index -= 1;
7242         if (index >= 0)
7243             section = [filtered_ objectAtIndex:index];
7244     } else {
7245         section = [sections_ objectAtIndex:index];
7246     }
7247     return section;
7248 }
7249
7250 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7251     if ([self isEditing])
7252         return [sections_ count];
7253     else
7254         return [filtered_ count] + 1;
7255 }
7256
7257 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7258     return 45.0f;
7259 }*/
7260
7261 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7262     static NSString *reuseIdentifier = @"SectionCell";
7263
7264     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7265     if (cell == nil)
7266         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7267
7268     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7269
7270     return cell;
7271 }
7272
7273 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7274     if ([self isEditing])
7275         return;
7276
7277     Section *section = [self sectionAtIndexPath:indexPath];
7278
7279     SectionController *controller = [[[SectionController alloc]
7280         initWithDatabase:database_
7281         section:[section name]
7282     ] autorelease];
7283     [controller setDelegate:delegate_];
7284
7285     [[self navigationController] pushViewController:controller animated:YES];
7286 }
7287
7288 - (void) loadView {
7289     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7290
7291     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7292     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7293     [list_ setRowHeight:45.0f];
7294     [(UITableView *) list_ setDataSource:self];
7295     [list_ setDelegate:self];
7296     [[self view] addSubview:list_];
7297 }
7298
7299 - (void) viewDidLoad {
7300     [super viewDidLoad];
7301
7302     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7303 }
7304
7305 - (void) releaseSubviews {
7306     list_ = nil;
7307
7308     sections_ = nil;
7309     filtered_ = nil;
7310
7311     [super releaseSubviews];
7312 }
7313
7314 - (id) initWithDatabase:(Database *)database {
7315     if ((self = [super init]) != nil) {
7316         database_ = database;
7317     } return self;
7318 }
7319
7320 - (void) reloadData {
7321     [super reloadData];
7322
7323     NSArray *packages = [database_ packages];
7324
7325     sections_ = [NSMutableArray arrayWithCapacity:16];
7326     filtered_ = [NSMutableArray arrayWithCapacity:16];
7327
7328     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7329
7330     _trace();
7331     for (Package *package in packages) {
7332         NSString *name([package section]);
7333         NSString *key(name == nil ? @"" : name);
7334
7335         Section *section;
7336
7337         _profile(SectionsView$reloadData$Section)
7338             section = [sections objectForKey:key];
7339             if (section == nil) {
7340                 _profile(SectionsView$reloadData$Section$Allocate)
7341                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7342                     [sections setObject:section forKey:key];
7343                 _end
7344             }
7345         _end
7346
7347         [section addToCount];
7348
7349         _profile(SectionsView$reloadData$Filter)
7350             if (![package valid] || ![package visible])
7351                 continue;
7352         _end
7353
7354         [section addToRow];
7355     }
7356     _trace();
7357
7358     [sections_ addObjectsFromArray:[sections allValues]];
7359
7360     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7361
7362     for (Section *section in (id) sections_) {
7363         size_t count([section row]);
7364         if (count == 0)
7365             continue;
7366
7367         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7368         [section setCount:count];
7369         [filtered_ addObject:section];
7370     }
7371
7372     [self updateNavigationItem];
7373     [list_ reloadData];
7374     _trace();
7375 }
7376
7377 - (void) editButtonClicked {
7378     [self setEditing:![self isEditing] animated:YES];
7379 }
7380
7381 @end
7382 /* }}} */
7383
7384 /* Changes Controller {{{ */
7385 @interface ChangesController : CyteViewController <
7386     UITableViewDataSource,
7387     UITableViewDelegate
7388 > {
7389     _transient Database *database_;
7390     unsigned era_;
7391     _H<NSArray> packages_;
7392     _H<NSMutableArray> sections_;
7393     _H<UITableView, 2> list_;
7394     unsigned upgrades_;
7395 }
7396
7397 - (id) initWithDatabase:(Database *)database;
7398
7399 @end
7400
7401 @implementation ChangesController
7402
7403 - (NSURL *) navigationURL {
7404     return [NSURL URLWithString:@"cydia://changes"];
7405 }
7406
7407 - (void) viewDidAppear:(BOOL)animated {
7408     [super viewDidAppear:animated];
7409     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7410 }
7411
7412 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7413     NSInteger count([sections_ count]);
7414     return count == 0 ? 1 : count;
7415 }
7416
7417 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7418     if ([sections_ count] == 0)
7419         return nil;
7420     return [[sections_ objectAtIndex:section] name];
7421 }
7422
7423 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7424     if ([sections_ count] == 0)
7425         return 0;
7426     return [[sections_ objectAtIndex:section] count];
7427 }
7428
7429 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7430 @synchronized (database_) {
7431     if ([database_ era] != era_)
7432         return nil;
7433
7434     NSUInteger sectionIndex([path section]);
7435     if (sectionIndex >= [sections_ count])
7436         return nil;
7437     Section *section([sections_ objectAtIndex:sectionIndex]);
7438     NSInteger row([path row]);
7439     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7440 } }
7441
7442 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7443     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7444     if (cell == nil)
7445         cell = [[[PackageCell alloc] init] autorelease];
7446
7447     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7448     [cell setPackage:package asSummary:false];
7449     return cell;
7450 }
7451
7452 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7453     Package *package([self packageAtIndexPath:path]);
7454     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7455     [view setDelegate:delegate_];
7456     [[self navigationController] pushViewController:view animated:YES];
7457     return path;
7458 }
7459
7460 - (void) refreshButtonClicked {
7461     [delegate_ beginUpdate];
7462     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7463 }
7464
7465 - (void) upgradeButtonClicked {
7466     [delegate_ distUpgrade];
7467     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7468 }
7469
7470 - (void) loadView {
7471     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7472
7473     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7474     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7475     [list_ setRowHeight:73];
7476     [(UITableView *) list_ setDataSource:self];
7477     [list_ setDelegate:self];
7478     [[self view] addSubview:list_];
7479 }
7480
7481 - (void) viewDidLoad {
7482     [super viewDidLoad];
7483
7484     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7485 }
7486
7487 - (void) releaseSubviews {
7488     list_ = nil;
7489
7490     packages_ = nil;
7491     sections_ = nil;
7492
7493     [super releaseSubviews];
7494 }
7495
7496 - (id) initWithDatabase:(Database *)database {
7497     if ((self = [super init]) != nil) {
7498         database_ = database;
7499     } return self;
7500 }
7501
7502 - (NSMutableArray *) _reloadPackages {
7503 @synchronized (database_) {
7504     era_ = [database_ era];
7505     NSArray *packages([database_ packages]);
7506
7507     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7508
7509     _trace();
7510     _profile(ChangesController$_reloadPackages$Filter)
7511         for (Package *package in packages)
7512             if ([package upgradableAndEssential:YES] || [package visible])
7513                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7514     _end
7515     _trace();
7516     _profile(ChangesController$_reloadPackages$radixSort)
7517         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7518     _end
7519     _trace();
7520
7521     return filtered;
7522 } }
7523
7524 - (void) _reloadData {
7525     NSArray *packages;
7526
7527   reload:
7528     if (true) {
7529         UIProgressHUD *hud([delegate_ addProgressHUD]);
7530         [hud setText:UCLocalize("LOADING")];
7531         //NSLog(@"HUD:%@::%@", delegate_, hud);
7532         packages = [self yieldToSelector:@selector(_reloadPackages)];
7533         [delegate_ removeProgressHUD:hud];
7534     } else {
7535         packages = [self _reloadPackages];
7536     }
7537
7538 @synchronized (database_) {
7539     if (era_ != [database_ era])
7540         goto reload;
7541
7542     packages_ = packages;
7543     sections_ = [NSMutableArray arrayWithCapacity:16];
7544
7545     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7546     Section *ignored = nil;
7547     Section *section = nil;
7548     time_t last = 0;
7549
7550     upgrades_ = 0;
7551     bool unseens = false;
7552
7553     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7554
7555     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7556         Package *package = [packages_ objectAtIndex:offset];
7557
7558         BOOL uae = [package upgradableAndEssential:YES];
7559
7560         if (!uae) {
7561             unseens = true;
7562             time_t seen([package seen]);
7563
7564             if (section == nil || last != seen) {
7565                 last = seen;
7566
7567                 NSString *name;
7568                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7569                 [name autorelease];
7570
7571                 _profile(ChangesController$reloadData$Allocate)
7572                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7573                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7574                     [sections_ addObject:section];
7575                 _end
7576             }
7577
7578             [section addToCount];
7579         } else if ([package ignored]) {
7580             if (ignored == nil) {
7581                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7582             }
7583             [ignored addToCount];
7584         } else {
7585             ++upgrades_;
7586             [upgradable addToCount];
7587         }
7588     }
7589     _trace();
7590
7591     CFRelease(formatter);
7592
7593     if (unseens) {
7594         Section *last = [sections_ lastObject];
7595         size_t count = [last count];
7596         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7597         [sections_ removeLastObject];
7598     }
7599
7600     if ([ignored count] != 0)
7601         [sections_ insertObject:ignored atIndex:0];
7602     if (upgrades_ != 0)
7603         [sections_ insertObject:upgradable atIndex:0];
7604
7605     [list_ reloadData];
7606
7607     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7608         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7609         style:UIBarButtonItemStylePlain
7610         target:self
7611         action:@selector(upgradeButtonClicked)
7612     ] autorelease]) animated:YES];
7613
7614     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7615         initWithTitle:UCLocalize("REFRESH")
7616         style:UIBarButtonItemStylePlain
7617         target:self
7618         action:@selector(refreshButtonClicked)
7619     ] autorelease]) animated:YES];
7620
7621     PrintTimes();
7622 } }
7623
7624 - (void) reloadData {
7625     [super reloadData];
7626     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7627 }
7628
7629 @end
7630 /* }}} */
7631 /* Search Controller {{{ */
7632 @interface SearchController : FilteredPackageListController <
7633     UISearchBarDelegate
7634 > {
7635     _H<UISearchBar, 1> search_;
7636     BOOL searchloaded_;
7637 }
7638
7639 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7640 - (void) reloadData;
7641
7642 @end
7643
7644 @implementation SearchController
7645
7646 - (NSURL *) navigationURL {
7647     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7648         return [NSURL URLWithString:@"cydia://search"];
7649     else
7650         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7651 }
7652
7653 - (void) useSearch {
7654     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7655     [self clearData];
7656     [self reloadData];
7657 }
7658
7659 - (void) viewWillAppear:(BOOL)animated {
7660     [super viewWillAppear:animated];
7661
7662     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7663         [self useSearch];
7664 }
7665
7666 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7667     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7668     [self clearData];
7669     [self reloadData];
7670 }
7671
7672 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7673     [search_ resignFirstResponder];
7674     [self useSearch];
7675 }
7676
7677 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7678     [search_ setText:@""];
7679     [self searchBarButtonClicked:searchBar];
7680 }
7681
7682 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7683     [self searchBarButtonClicked:searchBar];
7684 }
7685
7686 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7687     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7688     [self reloadData];
7689 }
7690
7691 - (bool) shouldYield {
7692     return YES;
7693 }
7694
7695 - (bool) shouldBlock {
7696     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7697 }
7698
7699 - (bool) isSummarized {
7700     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7701 }
7702
7703 - (bool) showsSections {
7704     return false;
7705 }
7706
7707 - (NSMutableArray *) _reloadPackages {
7708     NSMutableArray *packages([super _reloadPackages]);
7709     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7710         [packages radixSortUsingSelector:@selector(rank)];
7711     return packages;
7712 }
7713
7714 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7715     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7716         search_ = [[[UISearchBar alloc] init] autorelease];
7717         [search_ setDelegate:self];
7718
7719         if (query != nil)
7720             [search_ setText:query];
7721     } return self;
7722 }
7723
7724 - (void) viewDidAppear:(BOOL)animated {
7725     [super viewDidAppear:animated];
7726
7727     if (!searchloaded_) {
7728         searchloaded_ = YES;
7729         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7730         [search_ layoutSubviews];
7731         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7732
7733         UITextField *textField;
7734         if ([search_ respondsToSelector:@selector(searchField)])
7735             textField = [search_ searchField];
7736         else
7737             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7738
7739         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7740         [textField setEnablesReturnKeyAutomatically:NO];
7741         [[self navigationItem] setTitleView:textField];
7742     }
7743 }
7744
7745 - (void) reloadData {
7746     id object([search_ text]);
7747     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7748         object = [object componentsSeparatedByString:@" "];
7749
7750     [self setObject:object];
7751     [self resetCursor];
7752
7753     [super reloadData];
7754 }
7755
7756 - (void) didSelectPackage:(Package *)package {
7757     [search_ resignFirstResponder];
7758     [super didSelectPackage:package];
7759 }
7760
7761 @end
7762 /* }}} */
7763 /* Package Settings Controller {{{ */
7764 @interface PackageSettingsController : CyteViewController <
7765     UITableViewDataSource,
7766     UITableViewDelegate
7767 > {
7768     _transient Database *database_;
7769     _H<NSString> name_;
7770     _H<Package> package_;
7771     _H<UITableView, 2> table_;
7772     _H<UISwitch> subscribedSwitch_;
7773     _H<UISwitch> ignoredSwitch_;
7774     _H<UITableViewCell> subscribedCell_;
7775     _H<UITableViewCell> ignoredCell_;
7776 }
7777
7778 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7779
7780 @end
7781
7782 @implementation PackageSettingsController
7783
7784 - (NSURL *) navigationURL {
7785     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7786 }
7787
7788 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7789     if (package_ == nil)
7790         return 0;
7791
7792     if ([package_ installed] == nil)
7793         return 1;
7794     else
7795         return 2;
7796 }
7797
7798 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7799     if (package_ == nil)
7800         return 0;
7801
7802     // both sections contain just one item right now.
7803     return 1;
7804 }
7805
7806 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7807     return nil;
7808 }
7809
7810 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7811     if (section == 0)
7812         return UCLocalize("SHOW_ALL_CHANGES_EX");
7813     else
7814         return UCLocalize("IGNORE_UPGRADES_EX");
7815 }
7816
7817 - (void) onSubscribed:(id)control {
7818     bool value([control isOn]);
7819     if (package_ == nil)
7820         return;
7821     if ([package_ setSubscribed:value])
7822         [delegate_ updateData];
7823 }
7824
7825 - (void) _updateIgnored {
7826     const char *package([name_ UTF8String]);
7827     bool on([ignoredSwitch_ isOn]);
7828
7829     pid_t pid(ExecFork());
7830     if (pid == 0) {
7831         FILE *dpkg(popen("dpkg --set-selections", "w"));
7832         fwrite(package, strlen(package), 1, dpkg);
7833
7834         if (on)
7835             fwrite(" hold\n", 6, 1, dpkg);
7836         else
7837             fwrite(" install\n", 9, 1, dpkg);
7838
7839         pclose(dpkg);
7840
7841         exit(0);
7842         _assert(false);
7843     }
7844
7845     ReapZombie(pid);
7846 }
7847
7848 - (void) onIgnored:(id)control {
7849     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7850     [invocation setTarget:self];
7851     [invocation setSelector:@selector(_updateIgnored)];
7852
7853     [delegate_ reloadDataWithInvocation:invocation];
7854 }
7855
7856 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7857     if (package_ == nil)
7858         return nil;
7859
7860     switch ([indexPath section]) {
7861         case 0: return subscribedCell_;
7862         case 1: return ignoredCell_;
7863
7864         _nodefault
7865     }
7866
7867     return nil;
7868 }
7869
7870 - (void) loadView {
7871     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7872
7873     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7874     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7875     [(UITableView *) table_ setDataSource:self];
7876     [table_ setDelegate:self];
7877     [[self view] addSubview:table_];
7878
7879     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7880     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7881     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7882
7883     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7884     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7885     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7886
7887     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7888     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7889     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7890     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7891
7892     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7893     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7894     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7895     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7896 }
7897
7898 - (void) viewDidLoad {
7899     [super viewDidLoad];
7900
7901     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7902 }
7903
7904 - (void) releaseSubviews {
7905     ignoredCell_ = nil;
7906     subscribedCell_ = nil;
7907     table_ = nil;
7908     ignoredSwitch_ = nil;
7909     subscribedSwitch_ = nil;
7910
7911     [super releaseSubviews];
7912 }
7913
7914 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7915     if ((self = [super init]) != nil) {
7916         database_ = database;
7917         name_ = package;
7918     } return self;
7919 }
7920
7921 - (void) reloadData {
7922     [super reloadData];
7923
7924     package_ = [database_ packageWithName:name_];
7925
7926     if (package_ != nil) {
7927         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7928         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7929     } // XXX: what now, G?
7930
7931     [table_ reloadData];
7932 }
7933
7934 @end
7935 /* }}} */
7936
7937 /* Installed Controller {{{ */
7938 @interface InstalledController : FilteredPackageListController {
7939     BOOL expert_;
7940 }
7941
7942 - (id) initWithDatabase:(Database *)database;
7943
7944 - (void) updateRoleButton;
7945 - (void) queueStatusDidChange;
7946
7947 @end
7948
7949 @implementation InstalledController
7950
7951 - (NSURL *) navigationURL {
7952     return [NSURL URLWithString:@"cydia://installed"];
7953 }
7954
7955 - (id) initWithDatabase:(Database *)database {
7956     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7957         [self updateRoleButton];
7958         [self queueStatusDidChange];
7959     } return self;
7960 }
7961
7962 #if !AlwaysReload
7963 - (void) queueButtonClicked {
7964     [delegate_ queue];
7965 }
7966 #endif
7967
7968 - (void) queueStatusDidChange {
7969 #if !AlwaysReload
7970     if (IsWildcat_) {
7971         if (Queuing_) {
7972             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7973                 initWithTitle:UCLocalize("QUEUE")
7974                 style:UIBarButtonItemStyleDone
7975                 target:self
7976                 action:@selector(queueButtonClicked)
7977             ] autorelease]];
7978         } else {
7979             [[self navigationItem] setLeftBarButtonItem:nil];
7980         }
7981     }
7982 #endif
7983 }
7984
7985 - (void) updateRoleButton {
7986     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7987         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7988             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7989             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7990             target:self
7991             action:@selector(roleButtonClicked)
7992         ] autorelease]];
7993 }
7994
7995 - (void) roleButtonClicked {
7996     [self setObject:[NSNumber numberWithBool:expert_]];
7997     [self reloadData];
7998     expert_ = !expert_;
7999
8000     [self updateRoleButton];
8001 }
8002
8003 @end
8004 /* }}} */
8005
8006 /* Source Cell {{{ */
8007 @interface SourceCell : CyteTableViewCell <
8008     CyteTableViewCellDelegate
8009 > {
8010     _H<NSURL> url_;
8011     _H<UIImage> icon_;
8012     _H<NSString> origin_;
8013     _H<NSString> label_;
8014 }
8015
8016 - (void) setSource:(Source *)source;
8017
8018 @end
8019
8020 @implementation SourceCell
8021
8022 - (void) _setImage:(NSArray *)data {
8023     if ([url_ isEqual:[data objectAtIndex:0]]) {
8024         icon_ = [data objectAtIndex:1];
8025         [content_ setNeedsDisplay];
8026     }
8027 }
8028
8029 - (void) _setSource:(NSURL *) url {
8030     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8031
8032     if (NSData *data = [NSURLConnection
8033         sendSynchronousRequest:[NSURLRequest
8034             requestWithURL:url
8035             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8036             //timeoutInterval:5
8037         ]
8038
8039         returningResponse:NULL
8040         error:NULL
8041     ])
8042         if (UIImage *image = [UIImage imageWithData:data])
8043             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8044
8045     [pool release];
8046 }
8047
8048 - (void) setSource:(Source *)source {
8049     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8050
8051     origin_ = [source name];
8052     label_ = [source rooturi];
8053
8054     [content_ setNeedsDisplay];
8055
8056     url_ = [source iconURL];
8057     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8058 }
8059
8060 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8061     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8062         UIView *content([self contentView]);
8063         CGRect bounds([content bounds]);
8064
8065         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8066         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8067         [content_ setBackgroundColor:[UIColor whiteColor]];
8068         [content addSubview:content_];
8069
8070         [content_ setDelegate:self];
8071         [content_ setOpaque:YES];
8072
8073         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8074     } return self;
8075 }
8076
8077 - (NSString *) accessibilityLabel {
8078     return label_;
8079 }
8080
8081 - (void) drawContentRect:(CGRect)rect {
8082     bool highlighted(highlighted_);
8083     float width(rect.size.width);
8084
8085     if (icon_ != nil) {
8086         CGRect rect;
8087         rect.size = [(UIImage *) icon_ size];
8088
8089         while (rect.size.width > 32 || rect.size.height > 32) {
8090             rect.size.width /= 2;
8091             rect.size.height /= 2;
8092         }
8093
8094         rect.origin.x = 25 - rect.size.width / 2;
8095         rect.origin.y = 25 - rect.size.height / 2;
8096
8097         [icon_ drawInRect:rect];
8098     }
8099
8100     if (highlighted)
8101         UISetColor(White_);
8102
8103     if (!highlighted)
8104         UISetColor(Black_);
8105     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8106
8107     if (!highlighted)
8108         UISetColor(Gray_);
8109     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8110 }
8111
8112 @end
8113 /* }}} */
8114 /* Source Controller {{{ */
8115 @interface SourceController : FilteredPackageListController {
8116     _transient Source *source_;
8117     _H<NSString> key_;
8118 }
8119
8120 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8121
8122 @end
8123
8124 @implementation SourceController
8125
8126 - (NSURL *) navigationURL {
8127     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8128 }
8129
8130 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8131     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8132         source_ = source;
8133         key_ = [source key];
8134     } return self;
8135 }
8136
8137 - (void) reloadData {
8138     source_ = [database_ sourceWithKey:key_];
8139     key_ = [source_ key];
8140     [self setObject:source_];
8141
8142     [[self navigationItem] setTitle:[source_ label]];
8143
8144     [super reloadData];
8145 }
8146
8147 @end
8148 /* }}} */
8149 /* Sources Controller {{{ */
8150 @interface SourcesController : CyteViewController <
8151     UITableViewDataSource,
8152     UITableViewDelegate
8153 > {
8154     _transient Database *database_;
8155     unsigned era_;
8156
8157     _H<UITableView, 2> list_;
8158     _H<NSMutableArray> sources_;
8159     int offset_;
8160
8161     _H<NSString> href_;
8162     _H<UIProgressHUD> hud_;
8163     _H<NSError> error_;
8164
8165     //NSURLConnection *installer_;
8166     NSURLConnection *trivial_;
8167     NSURLConnection *trivial_bz2_;
8168     NSURLConnection *trivial_gz_;
8169     //NSURLConnection *automatic_;
8170
8171     BOOL cydia_;
8172 }
8173
8174 - (id) initWithDatabase:(Database *)database;
8175 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8176
8177 @end
8178
8179 @implementation SourcesController
8180
8181 - (void) _releaseConnection:(NSURLConnection *)connection {
8182     if (connection != nil) {
8183         [connection cancel];
8184         //[connection setDelegate:nil];
8185         [connection release];
8186     }
8187 }
8188
8189 - (void) dealloc {
8190     //[self _releaseConnection:installer_];
8191     [self _releaseConnection:trivial_];
8192     [self _releaseConnection:trivial_gz_];
8193     [self _releaseConnection:trivial_bz2_];
8194     //[self _releaseConnection:automatic_];
8195
8196     [super dealloc];
8197 }
8198
8199 - (NSURL *) navigationURL {
8200     return [NSURL URLWithString:@"cydia://sources"];
8201 }
8202
8203 - (void) viewDidAppear:(BOOL)animated {
8204     [super viewDidAppear:animated];
8205     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8206 }
8207
8208 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8209     return 1;
8210 }
8211
8212 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8213     return nil;
8214 }
8215
8216 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8217     return [sources_ count];
8218 }
8219
8220 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8221 @synchronized (database_) {
8222     if ([database_ era] != era_)
8223         return nil;
8224
8225     return [sources_ objectAtIndex:[indexPath row]];
8226 } }
8227
8228 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8229     static NSString *cellIdentifier = @"SourceCell";
8230
8231     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8232     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8233     [cell setSource:[self sourceAtIndexPath:indexPath]];
8234     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8235
8236     return cell;
8237 }
8238
8239 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8240     Source *source = [self sourceAtIndexPath:indexPath];
8241
8242     SourceController *controller = [[[SourceController alloc]
8243         initWithDatabase:database_
8244         source:source
8245     ] autorelease];
8246
8247     [controller setDelegate:delegate_];
8248
8249     [[self navigationController] pushViewController:controller animated:YES];
8250 }
8251
8252 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8253     Source *source = [self sourceAtIndexPath:indexPath];
8254     return [source record] != nil;
8255 }
8256
8257 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8258     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8259         Source *source = [self sourceAtIndexPath:indexPath];
8260         [Sources_ removeObjectForKey:[source key]];
8261         [delegate_ syncData];
8262     }
8263 }
8264
8265 - (void) complete {
8266     [delegate_ addTrivialSource:href_];
8267     href_ = nil;
8268
8269     [delegate_ syncData];
8270 }
8271
8272 - (NSString *) getWarning {
8273     NSString *href(href_);
8274     NSRange colon([href rangeOfString:@"://"]);
8275     if (colon.location != NSNotFound)
8276         href = [href substringFromIndex:(colon.location + 3)];
8277     href = [href stringByAddingPercentEscapes];
8278     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8279
8280     NSURL *url([NSURL URLWithString:href]);
8281
8282     NSStringEncoding encoding;
8283     NSError *error(nil);
8284
8285     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8286         return [warning length] == 0 ? nil : warning;
8287     return nil;
8288 }
8289
8290 - (void) _endConnection:(NSURLConnection *)connection {
8291     // XXX: the memory management in this method is horribly awkward
8292
8293     NSURLConnection **field = NULL;
8294     if (connection == trivial_)
8295         field = &trivial_;
8296     else if (connection == trivial_bz2_)
8297         field = &trivial_bz2_;
8298     else if (connection == trivial_gz_)
8299         field = &trivial_gz_;
8300     _assert(field != NULL);
8301     [connection release];
8302     *field = nil;
8303
8304     if (
8305         trivial_ == nil &&
8306         trivial_bz2_ == nil &&
8307         trivial_gz_ == nil
8308     ) {
8309         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8310
8311         [delegate_ releaseNetworkActivityIndicator];
8312
8313         [delegate_ removeProgressHUD:hud_];
8314         hud_ = nil;
8315
8316         if (cydia_) {
8317             if (warning != nil) {
8318                 UIAlertView *alert = [[[UIAlertView alloc]
8319                     initWithTitle:UCLocalize("SOURCE_WARNING")
8320                     message:warning
8321                     delegate:self
8322                     cancelButtonTitle:UCLocalize("CANCEL")
8323                     otherButtonTitles:
8324                         UCLocalize("ADD_ANYWAY"),
8325                     nil
8326                 ] autorelease];
8327
8328                 [alert setContext:@"warning"];
8329                 [alert setNumberOfRows:1];
8330                 [alert show];
8331
8332                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8333                 error_ = nil;
8334                 return;
8335             }
8336
8337             [self complete];
8338         } else if (error_ != nil) {
8339             UIAlertView *alert = [[[UIAlertView alloc]
8340                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8341                 message:[error_ localizedDescription]
8342                 delegate:self
8343                 cancelButtonTitle:UCLocalize("OK")
8344                 otherButtonTitles:nil
8345             ] autorelease];
8346
8347             [alert setContext:@"urlerror"];
8348             [alert show];
8349
8350             href_ = nil;
8351         } else {
8352             UIAlertView *alert = [[[UIAlertView alloc]
8353                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8354                 message:UCLocalize("NOT_REPOSITORY_EX")
8355                 delegate:self
8356                 cancelButtonTitle:UCLocalize("OK")
8357                 otherButtonTitles:nil
8358             ] autorelease];
8359
8360             [alert setContext:@"trivial"];
8361             [alert show];
8362
8363             href_ = nil;
8364         }
8365
8366         error_ = nil;
8367     }
8368 }
8369
8370 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8371     switch ([response statusCode]) {
8372         case 200:
8373             cydia_ = YES;
8374     }
8375 }
8376
8377 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8378     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8379     error_ = error;
8380     [self _endConnection:connection];
8381 }
8382
8383 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8384     [self _endConnection:connection];
8385 }
8386
8387 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8388     NSURL *url([NSURL URLWithString:href]);
8389
8390     NSMutableURLRequest *request = [NSMutableURLRequest
8391         requestWithURL:url
8392         cachePolicy:NSURLRequestUseProtocolCachePolicy
8393         timeoutInterval:120.0
8394     ];
8395
8396     [request setHTTPMethod:method];
8397
8398     if (Machine_ != NULL)
8399         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8400
8401     if ([url isCydiaSecure]) {
8402         if (UniqueID_ != nil) {
8403             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8404             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8405         }
8406     }
8407
8408     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8409 }
8410
8411 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8412     NSString *context([alert context]);
8413
8414     if ([context isEqualToString:@"source"]) {
8415         switch (button) {
8416             case 1: {
8417                 NSString *href = [[alert textField] text];
8418
8419                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8420
8421                 if (![href hasSuffix:@"/"])
8422                     href_ = [href stringByAppendingString:@"/"];
8423                 else
8424                     href_ = href;
8425
8426                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8427                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8428                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8429                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8430
8431                 cydia_ = false;
8432
8433                 // XXX: this is stupid
8434                 hud_ = [delegate_ addProgressHUD];
8435                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8436                 [delegate_ retainNetworkActivityIndicator];
8437             } break;
8438
8439             case 0:
8440             break;
8441
8442             _nodefault
8443         }
8444
8445         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8446     } else if ([context isEqualToString:@"trivial"])
8447         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8448     else if ([context isEqualToString:@"urlerror"])
8449         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8450     else if ([context isEqualToString:@"warning"]) {
8451         switch (button) {
8452             case 1:
8453                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8454             break;
8455
8456             case 0:
8457             break;
8458
8459             _nodefault
8460         }
8461
8462         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8463     }
8464 }
8465
8466 - (void) loadView {
8467     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8468
8469     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8470     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8471     [list_ setRowHeight:53];
8472     [(UITableView *) list_ setDataSource:self];
8473     [list_ setDelegate:self];
8474     [[self view] addSubview:list_];
8475 }
8476
8477 - (void) viewDidLoad {
8478     [super viewDidLoad];
8479
8480     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8481     [self updateButtonsForEditingStatus:NO animated:NO];
8482 }
8483
8484 - (void) releaseSubviews {
8485     list_ = nil;
8486
8487     sources_ = nil;
8488
8489     [super releaseSubviews];
8490 }
8491
8492 - (id) initWithDatabase:(Database *)database {
8493     if ((self = [super init]) != nil) {
8494         database_ = database;
8495     } return self;
8496 }
8497
8498 - (void) reloadData {
8499     [super reloadData];
8500
8501 @synchronized (database_) {
8502     era_ = [database_ era];
8503
8504     pkgSourceList list;
8505     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8506         return;
8507
8508     sources_ = [NSMutableArray arrayWithCapacity:16];
8509     [sources_ addObjectsFromArray:[database_ sources]];
8510     _trace();
8511     [sources_ sortUsingSelector:@selector(compareByName:)];
8512     _trace();
8513
8514     int count([sources_ count]);
8515     offset_ = 0;
8516     for (int i = 0; i != count; i++) {
8517         if ([[sources_ objectAtIndex:i] record] == nil)
8518             break;
8519         offset_++;
8520     }
8521
8522     [list_ setEditing:NO];
8523     [self updateButtonsForEditingStatus:NO animated:NO];
8524     [list_ reloadData];
8525 } }
8526
8527 - (void) showAddSourcePrompt {
8528     UIAlertView *alert = [[[UIAlertView alloc]
8529         initWithTitle:UCLocalize("ENTER_APT_URL")
8530         message:nil
8531         delegate:self
8532         cancelButtonTitle:UCLocalize("CANCEL")
8533         otherButtonTitles:
8534             UCLocalize("ADD_SOURCE"),
8535         nil
8536     ] autorelease];
8537
8538     [alert setContext:@"source"];
8539
8540     [alert setNumberOfRows:1];
8541     [alert addTextFieldWithValue:@"http://" label:@""];
8542
8543     UITextInputTraits *traits = [[alert textField] textInputTraits];
8544     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8545     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8546     [traits setKeyboardType:UIKeyboardTypeURL];
8547     // XXX: UIReturnKeyDone
8548     [traits setReturnKeyType:UIReturnKeyNext];
8549
8550     [alert show];
8551 }
8552
8553 - (void) addButtonClicked {
8554     [self showAddSourcePrompt];
8555 }
8556
8557 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8558     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8559         initWithTitle:UCLocalize("ADD")
8560         style:UIBarButtonItemStylePlain
8561         target:self
8562         action:@selector(addButtonClicked)
8563     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8564
8565     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8566         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8567         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8568         target:self
8569         action:@selector(editButtonClicked)
8570     ] autorelease] animated:animated];
8571
8572     if (IsWildcat_ && !editing)
8573         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8574             initWithTitle:UCLocalize("SETTINGS")
8575             style:UIBarButtonItemStylePlain
8576             target:self
8577             action:@selector(settingsButtonClicked)
8578         ] autorelease]];
8579 }
8580
8581 - (void) settingsButtonClicked {
8582     [delegate_ showSettings];
8583 }
8584
8585 - (void) editButtonClicked {
8586     [list_ setEditing:![list_ isEditing] animated:YES];
8587
8588     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8589 }
8590
8591 @end
8592 /* }}} */
8593
8594 /* Settings Controller {{{ */
8595 @interface SettingsController : CyteViewController <
8596     UITableViewDataSource,
8597     UITableViewDelegate
8598 > {
8599     _transient Database *database_;
8600     // XXX: ok, "roledelegate_"?...
8601     _transient id roledelegate_;
8602     _H<UITableView, 2> table_;
8603     _H<UISegmentedControl> segment_;
8604     _H<UIView> container_;
8605 }
8606
8607 - (void) showDoneButton;
8608 - (void) resizeSegmentedControl;
8609
8610 @end
8611
8612 @implementation SettingsController
8613
8614 - (void) loadView {
8615     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8616
8617     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8618     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8619     [table_ setDelegate:self];
8620     [(UITableView *) table_ setDataSource:self];
8621     [[self view] addSubview:table_];
8622
8623     NSArray *items = [NSArray arrayWithObjects:
8624         UCLocalize("USER"),
8625         UCLocalize("HACKER"),
8626         UCLocalize("DEVELOPER"),
8627     nil];
8628     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8629     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8630     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8631     [container_ addSubview:segment_];
8632 }
8633
8634 - (void) viewDidLoad {
8635     [super viewDidLoad];
8636
8637     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8638
8639     int index = -1;
8640     if ([Role_ isEqualToString:@"User"]) index = 0;
8641     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8642     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8643     if (index != -1) {
8644         [segment_ setSelectedSegmentIndex:index];
8645         [self showDoneButton];
8646     }
8647
8648     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8649     [self resizeSegmentedControl];
8650 }
8651
8652 - (void) releaseSubviews {
8653     table_ = nil;
8654     segment_ = nil;
8655     container_ = nil;
8656
8657     [super releaseSubviews];
8658 }
8659
8660 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8661     if ((self = [super init]) != nil) {
8662         database_ = database;
8663         roledelegate_ = delegate;
8664     } return self;
8665 }
8666
8667 - (void) resizeSegmentedControl {
8668     CGFloat width = [[self view] frame].size.width;
8669     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8670 }
8671
8672 - (void) viewWillAppear:(BOOL)animated {
8673     [super viewWillAppear:animated];
8674
8675     [self resizeSegmentedControl];
8676 }
8677
8678 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8679     [self resizeSegmentedControl];
8680 }
8681
8682 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8683     [self resizeSegmentedControl];
8684 }
8685
8686 - (void) save {
8687     NSString *role(nil);
8688
8689     switch ([segment_ selectedSegmentIndex]) {
8690         case 0: role = @"User"; break;
8691         case 1: role = @"Hacker"; break;
8692         case 2: role = @"Developer"; break;
8693
8694         _nodefault
8695     }
8696
8697     if (![role isEqualToString:Role_]) {
8698         bool rolling(Role_ == nil);
8699         Role_ = role;
8700
8701         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8702             Role_, @"Role",
8703         nil];
8704
8705         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8706         Changed_ = true;
8707
8708         if (rolling)
8709             [roledelegate_ loadData];
8710         else
8711             [roledelegate_ updateData];
8712     }
8713 }
8714
8715 - (void) segmentChanged:(UISegmentedControl *)control {
8716     [self showDoneButton];
8717 }
8718
8719 - (void) saveAndClose {
8720     [self save];
8721
8722     [[self navigationItem] setRightBarButtonItem:nil];
8723     [[self navigationController] dismissModalViewControllerAnimated:YES];
8724 }
8725
8726 - (void) doneButtonClicked {
8727     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8728     [spinner startAnimating];
8729     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8730     [[self navigationItem] setRightBarButtonItem:spinItem];
8731
8732     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8733 }
8734
8735 - (void) showDoneButton {
8736     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8737         initWithTitle:UCLocalize("DONE")
8738         style:UIBarButtonItemStyleDone
8739         target:self
8740         action:@selector(doneButtonClicked)
8741     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8742 }
8743
8744 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8745     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8746     return 6;
8747 }
8748
8749 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8750     return 0; // :(
8751 }
8752
8753 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8754     return nil; // This method is required by the protocol.
8755 }
8756
8757 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8758     if (section == 1)
8759         return UCLocalize("ROLE_EX");
8760     if (section == 4)
8761         return [NSString stringWithFormat:
8762             @"%@: %@\n%@: %@\n%@: %@",
8763             UCLocalize("USER"), UCLocalize("USER_EX"),
8764             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8765             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8766         ];
8767     else return nil;
8768 }
8769
8770 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8771     return section == 3 ? 44.0f : 0;
8772 }
8773
8774 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8775     return section == 3 ? container_ : nil;
8776 }
8777
8778 - (void) reloadData {
8779     [super reloadData];
8780
8781     [table_ reloadData];
8782 }
8783
8784 @end
8785 /* }}} */
8786 /* Stash Controller {{{ */
8787 @interface StashController : CyteViewController {
8788     _H<UIActivityIndicatorView> spinner_;
8789     _H<UILabel> status_;
8790     _H<UILabel> caption_;
8791 }
8792
8793 @end
8794
8795 @implementation StashController
8796
8797 - (void) loadView {
8798     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8799     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8800
8801     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8802     CGRect spinrect = [spinner_ frame];
8803     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8804     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8805     [spinner_ setFrame:spinrect];
8806     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8807     [[self view] addSubview:spinner_];
8808     [spinner_ startAnimating];
8809
8810     CGRect captrect;
8811     captrect.size.width = [[self view] frame].size.width;
8812     captrect.size.height = 40.0f;
8813     captrect.origin.x = 0;
8814     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8815     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8816     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8817     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8818     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8819     [caption_ setTextColor:[UIColor whiteColor]];
8820     [caption_ setBackgroundColor:[UIColor clearColor]];
8821     [caption_ setShadowColor:[UIColor blackColor]];
8822     [caption_ setTextAlignment:UITextAlignmentCenter];
8823     [[self view] addSubview:caption_];
8824
8825     CGRect statusrect;
8826     statusrect.size.width = [[self view] frame].size.width;
8827     statusrect.size.height = 30.0f;
8828     statusrect.origin.x = 0;
8829     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8830     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8831     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8832     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8833     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8834     [status_ setTextColor:[UIColor whiteColor]];
8835     [status_ setBackgroundColor:[UIColor clearColor]];
8836     [status_ setShadowColor:[UIColor blackColor]];
8837     [status_ setTextAlignment:UITextAlignmentCenter];
8838     [[self view] addSubview:status_];
8839 }
8840
8841 - (void) releaseSubviews {
8842     spinner_ = nil;
8843     status_ = nil;
8844     caption_ = nil;
8845
8846     [super releaseSubviews];
8847 }
8848
8849 @end
8850 /* }}} */
8851
8852 @interface CYURLCache : SDURLCache {
8853 }
8854
8855 @end
8856
8857 @implementation CYURLCache
8858
8859 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8860 #if !ForRelease
8861     if (false);
8862     else if ([event isEqualToString:@"no-cache"])
8863         event = @"!!!";
8864     else if ([event isEqualToString:@"store"])
8865         event = @">>>";
8866     else if ([event isEqualToString:@"invalid"])
8867         event = @"???";
8868     else if ([event isEqualToString:@"memory"])
8869         event = @"mem";
8870     else if ([event isEqualToString:@"disk"])
8871         event = @"ssd";
8872     else if ([event isEqualToString:@"miss"])
8873         event = @"---";
8874
8875     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8876 #endif
8877 }
8878
8879 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8880     if (NSURLResponse *response = [cached response])
8881         if (NSString *mime = [response MIMEType])
8882             if ([mime isEqualToString:@"text/cache-manifest"]) {
8883                 NSURL *url([response URL]);
8884
8885 #if !ForRelease
8886                 NSLog(@"###: %@", [url absoluteString]);
8887 #endif
8888
8889                 @synchronized (HostConfig_) {
8890                     [CachedURLs_ addObject:url];
8891                 }
8892             }
8893
8894     [super storeCachedResponse:cached forRequest:request];
8895 }
8896
8897 @end
8898
8899 @interface Cydia : UIApplication <
8900     ConfirmationControllerDelegate,
8901     DatabaseDelegate,
8902     CydiaDelegate,
8903     UINavigationControllerDelegate,
8904     UITabBarControllerDelegate
8905 > {
8906     _H<UIWindow> window_;
8907     _H<CYTabBarController> tabbar_;
8908     _H<CydiaLoadingViewController> emulated_;
8909
8910     _H<NSMutableArray> essential_;
8911     _H<NSMutableArray> broken_;
8912
8913     Database *database_;
8914
8915     _H<NSURL> starturl_;
8916
8917     unsigned locked_;
8918     unsigned activity_;
8919
8920     _H<StashController> stash_;
8921
8922     bool loaded_;
8923 }
8924
8925 - (void) loadData;
8926
8927 @end
8928
8929 @implementation Cydia
8930
8931 - (void) beginUpdate {
8932     [tabbar_ beginUpdate];
8933 }
8934
8935 - (BOOL) updating {
8936     return [tabbar_ updating];
8937 }
8938
8939 - (void) _loaded {
8940     if ([broken_ count] != 0) {
8941         int count = [broken_ count];
8942
8943         UIAlertView *alert = [[[UIAlertView alloc]
8944             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8945             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8946             delegate:self
8947             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8948             otherButtonTitles:
8949                 UCLocalize("TEMPORARY_IGNORE"),
8950             nil
8951         ] autorelease];
8952
8953         [alert setContext:@"fixhalf"];
8954         [alert setNumberOfRows:2];
8955         [alert show];
8956     } else if (!Ignored_ && [essential_ count] != 0) {
8957         int count = [essential_ count];
8958
8959         UIAlertView *alert = [[[UIAlertView alloc]
8960             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8961             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8962             delegate:self
8963             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8964             otherButtonTitles:
8965                 UCLocalize("UPGRADE_ESSENTIAL"),
8966                 UCLocalize("COMPLETE_UPGRADE"),
8967             nil
8968         ] autorelease];
8969
8970         [alert setContext:@"upgrade"];
8971         [alert show];
8972     }
8973 }
8974
8975 - (void) returnToCydia {
8976     [self _loaded];
8977 }
8978
8979 - (void) _saveConfig {
8980     @synchronized (database_) {
8981         _trace();
8982         MetaFile_.Sync();
8983         _trace();
8984     }
8985
8986     if (Changed_) {
8987         NSString *error(nil);
8988
8989         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8990             _trace();
8991             NSError *error(nil);
8992             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8993                 NSLog(@"failure to save metadata data: %@", error);
8994             _trace();
8995
8996             Changed_ = false;
8997         } else {
8998             NSLog(@"failure to serialize metadata: %@", error);
8999         }
9000     }
9001
9002     CydiaWriteSources();
9003 }
9004
9005 // Navigation controller for the queuing badge.
9006 - (UINavigationController *) queueNavigationController {
9007     NSArray *controllers = [tabbar_ viewControllers];
9008     return [controllers objectAtIndex:3];
9009 }
9010
9011 - (void) unloadData {
9012     [tabbar_ unloadData];
9013 }
9014
9015 - (void) _updateData {
9016     [self _saveConfig];
9017     [self unloadData];
9018
9019     UINavigationController *navigation = [self queueNavigationController];
9020
9021     id queuedelegate = nil;
9022     if ([[navigation viewControllers] count] > 0)
9023         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9024
9025     [queuedelegate queueStatusDidChange];
9026     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9027 }
9028
9029 - (void) _refreshIfPossible:(NSDate *)update {
9030     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9031
9032     bool recently = false;
9033     if (update != nil) {
9034         NSTimeInterval interval([update timeIntervalSinceNow]);
9035         if (interval <= 0 && interval > -(15*60))
9036             recently = true;
9037     }
9038
9039     // Don't automatic refresh if:
9040     //  - We already refreshed recently.
9041     //  - We already auto-refreshed this launch.
9042     //  - Auto-refresh is disabled.
9043     if (recently || loaded_ || ManualRefresh) {
9044         // If we are cancelling, we need to make sure it knows it's already loaded.
9045         loaded_ = true;
9046
9047         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9048     } else {
9049         // We are going to load, so remember that.
9050         loaded_ = true;
9051
9052         SCNetworkReachabilityFlags flags; {
9053             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9054             SCNetworkReachabilityGetFlags(reachability, &flags);
9055             CFRelease(reachability);
9056         }
9057
9058         // XXX: this elaborate mess is what Apple is using to determine this? :(
9059         // XXX: do we care if the user has to intervene? maybe that's ok?
9060         bool reachable(
9061             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9062                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9063                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9064                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9065                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9066                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9067             )
9068         );
9069
9070         // If we can reach the server, auto-refresh!
9071         if (reachable)
9072             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9073     }
9074
9075     [pool release];
9076 }
9077
9078 - (void) refreshIfPossible {
9079     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9080 }
9081
9082 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9083 @synchronized (self) {
9084     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9085     [hud setText:UCLocalize("RELOADING_DATA")];
9086
9087     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9088
9089     size_t changes(0);
9090
9091     [essential_ removeAllObjects];
9092     [broken_ removeAllObjects];
9093
9094     NSArray *packages([database_ packages]);
9095     for (Package *package in packages) {
9096         if ([package half])
9097             [broken_ addObject:package];
9098         if ([package upgradableAndEssential:NO]) {
9099             if ([package essential])
9100                 [essential_ addObject:package];
9101             ++changes;
9102         }
9103     }
9104
9105     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9106     if (changes != 0) {
9107         _trace();
9108         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9109         [changesItem setBadgeValue:badge];
9110         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9111         [self setApplicationIconBadgeNumber:changes];
9112     } else {
9113         _trace();
9114         [changesItem setBadgeValue:nil];
9115         [changesItem setAnimatedBadge:NO];
9116         [self setApplicationIconBadgeNumber:0];
9117     }
9118
9119     [self _updateData];
9120
9121     if (hud != nil)
9122         [self removeProgressHUD:hud];
9123 } }
9124
9125 - (void) updateData {
9126     [self _updateData];
9127 }
9128
9129 - (void) update_ {
9130     [database_ update];
9131     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9132 }
9133
9134 - (void) disemulate {
9135     if (emulated_ == nil)
9136         return;
9137
9138     [window_ addSubview:[tabbar_ view]];
9139     [[emulated_ view] removeFromSuperview];
9140     emulated_ = nil;
9141     [window_ setUserInteractionEnabled:YES];
9142 }
9143
9144 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9145     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9146     if (IsWildcat_)
9147         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9148
9149     UIViewController *parent;
9150     if (emulated_ == nil)
9151         parent = tabbar_;
9152     else if (!force)
9153         parent = emulated_;
9154     else {
9155         [self disemulate];
9156         parent = tabbar_;
9157     }
9158
9159     [parent presentModalViewController:navigation animated:YES];
9160 }
9161
9162 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9163     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9164
9165     if (navigation != nil)
9166         [navigation pushViewController:progress animated:YES];
9167     else
9168         [self presentModalViewController:progress force:YES];
9169
9170     [progress invoke:invocation withTitle:title];
9171     return progress;
9172 }
9173
9174 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9175     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9176 }
9177
9178 - (void) repairWithInvocation:(NSInvocation *)invocation {
9179     _trace();
9180     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9181     _trace();
9182 }
9183
9184 - (void) repairWithSelector:(SEL)selector {
9185     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9186 }
9187
9188 - (void) reloadData {
9189     [self reloadDataWithInvocation:nil];
9190     if ([database_ progressDelegate] == nil)
9191         [self _loaded];
9192 }
9193
9194 - (void) syncData {
9195     [self _saveConfig];
9196     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9197 }
9198
9199 - (void) addSource:(NSDictionary *) source {
9200     CydiaAddSource(source);
9201 }
9202
9203 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9204     CydiaAddSource(href, distribution, sections);
9205 }
9206
9207 - (void) addTrivialSource:(NSString *)href {
9208     CydiaAddSource(href, @"./");
9209 }
9210
9211 - (void) updateValues {
9212     Changed_ = true;
9213 }
9214
9215 - (void) resolve {
9216     pkgProblemResolver *resolver = [database_ resolver];
9217
9218     resolver->InstallProtect();
9219     if (!resolver->Resolve(true))
9220         _error->Discard();
9221 }
9222
9223 - (bool) perform {
9224     // XXX: this is a really crappy way of doing this.
9225     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9226     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9227     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9228     if ([tabbar_ updating])
9229         [tabbar_ cancelUpdate];
9230
9231     if (![database_ prepare])
9232         return false;
9233
9234     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9235     [page setDelegate:self];
9236     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9237
9238     if (IsWildcat_)
9239         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9240     [tabbar_ presentModalViewController:confirm_ animated:YES];
9241
9242     return true;
9243 }
9244
9245 - (void) queue {
9246     @synchronized (self) {
9247         [self perform];
9248     }
9249 }
9250
9251 - (void) clearPackage:(Package *)package {
9252     @synchronized (self) {
9253         [package clear];
9254         [self resolve];
9255         [self perform];
9256     }
9257 }
9258
9259 - (void) installPackages:(NSArray *)packages {
9260     @synchronized (self) {
9261         for (Package *package in packages)
9262             [package install];
9263         [self resolve];
9264         [self perform];
9265     }
9266 }
9267
9268 - (void) installPackage:(Package *)package {
9269     @synchronized (self) {
9270         [package install];
9271         [self resolve];
9272         [self perform];
9273     }
9274 }
9275
9276 - (void) removePackage:(Package *)package {
9277     @synchronized (self) {
9278         [package remove];
9279         [self resolve];
9280         [self perform];
9281     }
9282 }
9283
9284 - (void) distUpgrade {
9285     @synchronized (self) {
9286         if (![database_ upgrade])
9287             return;
9288         [self perform];
9289     }
9290 }
9291
9292 - (void) perform_ {
9293     [database_ perform];
9294     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9295 }
9296
9297 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9298     Queuing_ = false;
9299     ++locked_;
9300     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9301     --locked_;
9302     [self refreshIfPossible];
9303 }
9304
9305 - (void) showSettings {
9306     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9307 }
9308
9309 - (void) retainNetworkActivityIndicator {
9310     if (activity_++ == 0)
9311         [self setNetworkActivityIndicatorVisible:YES];
9312
9313 #if TraceLogging
9314     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9315 #endif
9316 }
9317
9318 - (void) releaseNetworkActivityIndicator {
9319     if (--activity_ == 0)
9320         [self setNetworkActivityIndicatorVisible:NO];
9321
9322 #if TraceLogging
9323     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9324 #endif
9325
9326 }
9327
9328 - (void) cancelAndClear:(bool)clear {
9329     @synchronized (self) {
9330         if (clear) {
9331             [database_ clear];
9332             Queuing_ = false;
9333         } else {
9334             Queuing_ = true;
9335         }
9336
9337         [self _updateData];
9338     }
9339 }
9340
9341 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9342     NSString *context([alert context]);
9343
9344     if ([context isEqualToString:@"conffile"]) {
9345         FILE *input = [database_ input];
9346         if (button == [alert cancelButtonIndex])
9347             fprintf(input, "N\n");
9348         else if (button == [alert firstOtherButtonIndex])
9349             fprintf(input, "Y\n");
9350         fflush(input);
9351
9352         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9353     } else if ([context isEqualToString:@"fixhalf"]) {
9354         if (button == [alert cancelButtonIndex]) {
9355             @synchronized (self) {
9356                 for (Package *broken in (id) broken_) {
9357                     [broken remove];
9358
9359                     NSString *id = [broken id];
9360                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9361                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9362                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9363                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9364                 }
9365
9366                 [self resolve];
9367                 [self perform];
9368             }
9369         } else if (button == [alert firstOtherButtonIndex]) {
9370             [broken_ removeAllObjects];
9371             [self _loaded];
9372         }
9373
9374         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9375     } else if ([context isEqualToString:@"upgrade"]) {
9376         if (button == [alert firstOtherButtonIndex]) {
9377             @synchronized (self) {
9378                 for (Package *essential in (id) essential_)
9379                     [essential install];
9380
9381                 [self resolve];
9382                 [self perform];
9383             }
9384         } else if (button == [alert firstOtherButtonIndex] + 1) {
9385             [self distUpgrade];
9386         } else if (button == [alert cancelButtonIndex]) {
9387             Ignored_ = YES;
9388         }
9389
9390         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9391     }
9392 }
9393
9394 - (void) system:(NSString *)command {
9395     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9396
9397     _trace();
9398     system([command UTF8String]);
9399     _trace();
9400
9401     [pool release];
9402 }
9403
9404 - (void) applicationWillSuspend {
9405     [database_ clean];
9406     [super applicationWillSuspend];
9407 }
9408
9409 - (BOOL) isSafeToSuspend {
9410     if (locked_ != 0) {
9411 #if !ForRelease
9412         NSLog(@"isSafeToSuspend: locked_ != 0");
9413 #endif
9414         return false;
9415     }
9416
9417     // Use external process status API internally.
9418     // This is probably a really bad idea.
9419     // XXX: what is the point of this? does this solve anything at all?
9420     uint64_t status = 0;
9421     int notify_token;
9422     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9423         notify_get_state(notify_token, &status);
9424         notify_cancel(notify_token);
9425     }
9426
9427     if (status != 0) {
9428 #if !ForRelease
9429         NSLog(@"isSafeToSuspend: status != 0");
9430 #endif
9431         return false;
9432     }
9433
9434 #if !ForRelease
9435     NSLog(@"isSafeToSuspend: -> true");
9436 #endif
9437     return true;
9438 }
9439
9440 - (void) applicationSuspend:(__GSEvent *)event {
9441     if ([self isSafeToSuspend])
9442         [super applicationSuspend:event];
9443 }
9444
9445 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9446     if ([self isSafeToSuspend])
9447         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9448 }
9449
9450 - (void) _setSuspended:(BOOL)value {
9451     if ([self isSafeToSuspend])
9452         [super _setSuspended:value];
9453 }
9454
9455 - (UIProgressHUD *) addProgressHUD {
9456     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9457     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9458
9459     [window_ setUserInteractionEnabled:NO];
9460
9461     UIViewController *target(tabbar_);
9462     if (UIViewController *modal = [target modalViewController])
9463         target = modal;
9464
9465     [hud showInView:[target view]];
9466
9467     ++locked_;
9468     return hud;
9469 }
9470
9471 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9472     --locked_;
9473     [hud hide];
9474     [hud removeFromSuperview];
9475     [window_ setUserInteractionEnabled:YES];
9476 }
9477
9478 - (CyteViewController *) pageForPackage:(NSString *)name {
9479     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9480 }
9481
9482 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9483     NSString *scheme([[url scheme] lowercaseString]);
9484     if ([[url absoluteString] length] <= [scheme length] + 3)
9485         return nil;
9486     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9487     NSArray *components([path componentsSeparatedByString:@"/"]);
9488
9489     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9490         return [self pageForPackage:[components objectAtIndex:1]];
9491
9492     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9493         return nil;
9494
9495     NSString *base([components objectAtIndex:0]);
9496
9497     CyteViewController *controller = nil;
9498
9499     if ([base isEqualToString:@"url"]) {
9500         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9501         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9502         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9503     } else if (!external && [components count] == 1) {
9504         if ([base isEqualToString:@"manage"]) {
9505             controller = [[[ManageController alloc] init] autorelease];
9506         }
9507
9508         if ([base isEqualToString:@"storage"]) {
9509             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9510         }
9511
9512         if ([base isEqualToString:@"sources"]) {
9513             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9514         }
9515
9516         if ([base isEqualToString:@"home"]) {
9517             controller = [[[HomeController alloc] init] autorelease];
9518         }
9519
9520         if ([base isEqualToString:@"sections"]) {
9521             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9522         }
9523
9524         if ([base isEqualToString:@"search"]) {
9525             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9526         }
9527
9528         if ([base isEqualToString:@"changes"]) {
9529             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9530         }
9531
9532         if ([base isEqualToString:@"installed"]) {
9533             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9534         }
9535     } else if ([components count] == 2) {
9536         NSString *argument = [components objectAtIndex:1];
9537
9538         if ([base isEqualToString:@"package"]) {
9539             controller = [self pageForPackage:argument];
9540         }
9541
9542         if (!external && [base isEqualToString:@"search"]) {
9543             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9544         }
9545
9546         if (!external && [base isEqualToString:@"sections"]) {
9547             if ([argument isEqualToString:@"all"])
9548                 argument = nil;
9549             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9550         }
9551
9552         if (!external && [base isEqualToString:@"sources"]) {
9553             if ([argument isEqualToString:@"add"]) {
9554                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9555                 [(SourcesController *)controller showAddSourcePrompt];
9556             } else {
9557                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9558                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9559             }
9560         }
9561
9562         if (!external && [base isEqualToString:@"launch"]) {
9563             [self launchApplicationWithIdentifier:argument suspended:NO];
9564             return nil;
9565         }
9566     } else if (!external && [components count] == 3) {
9567         NSString *arg1 = [components objectAtIndex:1];
9568         NSString *arg2 = [components objectAtIndex:2];
9569
9570         if ([base isEqualToString:@"package"]) {
9571             if ([arg2 isEqualToString:@"settings"]) {
9572                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9573             } else if ([arg2 isEqualToString:@"files"]) {
9574                 if (Package *package = [database_ packageWithName:arg1]) {
9575                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9576                     [(FileTable *)controller setPackage:package];
9577                 }
9578             }
9579         }
9580     }
9581
9582     [controller setDelegate:self];
9583     return controller;
9584 }
9585
9586 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9587     CyteViewController *page([self pageForURL:url forExternal:external]);
9588
9589     if (page != nil) {
9590         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9591         [nav setViewControllers:[NSArray arrayWithObject:page]];
9592         [tabbar_ setUnselectedViewController:nav];
9593     }
9594
9595     return page != nil;
9596 }
9597
9598 - (void) applicationOpenURL:(NSURL *)url {
9599     [super applicationOpenURL:url];
9600
9601     if (!loaded_)
9602         starturl_ = url;
9603     else
9604         [self openCydiaURL:url forExternal:YES];
9605 }
9606
9607 - (void) applicationWillResignActive:(UIApplication *)application {
9608     // Stop refreshing if you get a phone call or lock the device.
9609     if ([tabbar_ updating])
9610         [tabbar_ cancelUpdate];
9611
9612     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9613         [super applicationWillResignActive:application];
9614 }
9615
9616 - (void) saveState {
9617     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9618     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9619     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9620     Changed_ = true;
9621
9622     [self _saveConfig];
9623 }
9624
9625 - (void) applicationWillTerminate:(UIApplication *)application {
9626     [self saveState];
9627 }
9628
9629 - (void) setConfigurationData:(NSString *)data {
9630     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9631
9632     if (!conffile_r(data)) {
9633         lprintf("E:invalid conffile\n");
9634         return;
9635     }
9636
9637     NSString *ofile = conffile_r[1];
9638     //NSString *nfile = conffile_r[2];
9639
9640     UIAlertView *alert = [[[UIAlertView alloc]
9641         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9642         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9643         delegate:self
9644         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9645         otherButtonTitles:
9646             UCLocalize("ACCEPT_NEW_COPY"),
9647             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9648         nil
9649     ] autorelease];
9650
9651     [alert setContext:@"conffile"];
9652     [alert setNumberOfRows:2];
9653     [alert show];
9654 }
9655
9656 - (void) addStashController {
9657     ++locked_;
9658     stash_ = [[[StashController alloc] init] autorelease];
9659     [window_ addSubview:[stash_ view]];
9660 }
9661
9662 - (void) removeStashController {
9663     [[stash_ view] removeFromSuperview];
9664     stash_ = nil;
9665     --locked_;
9666 }
9667
9668 - (void) stash {
9669     [self setIdleTimerDisabled:YES];
9670
9671     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9672     UpdateExternalStatus(1);
9673     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9674     UpdateExternalStatus(0);
9675
9676     [self removeStashController];
9677
9678     pid_t pid(ExecFork());
9679     if (pid == 0) {
9680         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9681         perror("launchctl stop");
9682         exit(0);
9683     }
9684
9685     ReapZombie(pid);
9686 }
9687
9688 - (void) setupViewControllers {
9689     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9690
9691     NSMutableArray *items([NSMutableArray arrayWithObjects:
9692         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9693         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9694         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9695         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9696     nil]);
9697
9698     if (IsWildcat_) {
9699         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9700         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9701     } else {
9702         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9703     }
9704
9705     NSMutableArray *controllers([NSMutableArray array]);
9706     for (UITabBarItem *item in items) {
9707         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9708         [controller setTabBarItem:item];
9709         [controllers addObject:controller];
9710     }
9711     [tabbar_ setViewControllers:controllers];
9712
9713     [tabbar_ setUpdateDelegate:self];
9714 }
9715
9716 - (void) _sendMemoryWarningNotification {
9717     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9718 }
9719
9720 - (void) _sendMemoryWarningNotifications {
9721     while (true) {
9722         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9723         usleep(250000);
9724     }
9725 }
9726
9727 - (void) applicationDidFinishLaunching:(id)unused {
9728     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9729
9730 _trace();
9731     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9732         [self setApplicationSupportsShakeToEdit:NO];
9733
9734     @synchronized (HostConfig_) {
9735         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9736     }
9737
9738     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9739         initWithMemoryCapacity:524288
9740         diskCapacity:10485760
9741         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9742     ] autorelease]];
9743
9744     [CydiaWebViewController _initialize];
9745
9746     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9747
9748     // this would disallow http{,s} URLs from accessing this data
9749     //[WebView registerURLSchemeAsLocal:@"cydia"];
9750
9751     Font12_ = [UIFont systemFontOfSize:12];
9752     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9753     Font14_ = [UIFont systemFontOfSize:14];
9754     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9755     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9756
9757     essential_ = [NSMutableArray arrayWithCapacity:4];
9758     broken_ = [NSMutableArray arrayWithCapacity:4];
9759
9760     // XXX: I really need this thing... like, seriously... I'm sorry
9761     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9762
9763     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9764     [window_ orderFront:self];
9765     [window_ makeKey:self];
9766     [window_ setHidden:NO];
9767
9768     if (
9769         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9770         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9771         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9772         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9773         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9774         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9775         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9776         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9777         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9778         false
9779     ) {
9780         [self addStashController];
9781         // XXX: this would be much cleaner as a yieldToSelector:
9782         // that way the removeStashController could happen right here inline
9783         // we also could no longer require the useless stash_ field anymore
9784         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9785         return;
9786     }
9787
9788     database_ = [Database sharedInstance];
9789     [database_ setDelegate:self];
9790
9791     [window_ setUserInteractionEnabled:NO];
9792     [self setupViewControllers];
9793
9794     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9795     [window_ addSubview:[emulated_ view]];
9796
9797     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9798 _trace();
9799 }
9800
9801 - (NSArray *) defaultStartPages {
9802     NSMutableArray *standard = [NSMutableArray array];
9803     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9804     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9805     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9806     if (!IsWildcat_) {
9807         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9808     } else {
9809         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9810         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9811     }
9812     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9813     return standard;
9814 }
9815
9816 - (void) loadData {
9817 _trace();
9818     if (Role_ == nil) {
9819         [window_ setUserInteractionEnabled:YES];
9820         [self showSettings];
9821         return;
9822     } else {
9823         if ([emulated_ modalViewController] != nil)
9824             [emulated_ dismissModalViewControllerAnimated:YES];
9825         [window_ setUserInteractionEnabled:NO];
9826     }
9827
9828     [self reloadDataWithInvocation:nil];
9829     [self refreshIfPossible];
9830     PrintTimes();
9831
9832     [self disemulate];
9833
9834     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9835     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9836     int standardIndex = 0;
9837     NSArray *standard = [self defaultStartPages];
9838
9839     BOOL valid = YES;
9840
9841     if (saved == nil)
9842         valid = NO;
9843
9844     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9845     if (valid && closed != nil) {
9846         NSTimeInterval interval([closed timeIntervalSinceNow]);
9847         // XXX: Is 60 minutes the optimal time here?
9848         if (interval <= -(60*60))
9849             valid = NO;
9850     }
9851
9852     if (valid && [saved count] != [standard count])
9853         valid = NO;
9854
9855     if (valid) {
9856         for (unsigned int i = 0; i < [standard count]; i++) {
9857             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9858             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9859             //      but it's good enough for now.
9860             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9861                 valid = NO;
9862                 break;
9863             }
9864         }
9865     }
9866
9867     NSArray *items = nil;
9868     if (valid) {
9869         [tabbar_ setSelectedIndex:savedIndex];
9870         items = saved;
9871     } else {
9872         [tabbar_ setSelectedIndex:standardIndex];
9873         items = standard;
9874     }
9875
9876     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9877         NSArray *stack = [items objectAtIndex:tab];
9878         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9879         NSMutableArray *current = [NSMutableArray array];
9880
9881         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9882             NSString *addr = [stack objectAtIndex:nav];
9883             NSURL *url = [NSURL URLWithString:addr];
9884             CyteViewController *page = [self pageForURL:url forExternal:NO];
9885             if (page != nil)
9886                 [current addObject:page];
9887         }
9888
9889         [navigation setViewControllers:current];
9890     }
9891
9892     // (Try to) show the startup URL.
9893     if (starturl_ != nil) {
9894         [self openCydiaURL:starturl_ forExternal:NO];
9895         starturl_ = nil;
9896     }
9897 }
9898
9899 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9900     if (item != nil && IsWildcat_) {
9901         [sheet showFromBarButtonItem:item animated:YES];
9902     } else {
9903         [sheet showInView:window_];
9904     }
9905 }
9906
9907 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9908     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9909     [progress setTitle:task];
9910     [progress addProgressEvent:event];
9911 }
9912
9913 - (void) addProgressEventForTask:(NSArray *)data {
9914     CydiaProgressEvent *event([data objectAtIndex:0]);
9915     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9916     [self addProgressEvent:event forTask:task];
9917 }
9918
9919 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9920     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9921 }
9922
9923 @end
9924
9925 /*IMP alloc_;
9926 id Alloc_(id self, SEL selector) {
9927     id object = alloc_(self, selector);
9928     lprintf("[%s]A-%p\n", self->isa->name, object);
9929     return object;
9930 }*/
9931
9932 /*IMP dealloc_;
9933 id Dealloc_(id self, SEL selector) {
9934     id object = dealloc_(self, selector);
9935     lprintf("[%s]D-%p\n", self->isa->name, object);
9936     return object;
9937 }*/
9938
9939 Class $WebDefaultUIKitDelegate;
9940
9941 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9942     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9943         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9944     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9945 }
9946
9947 static NSSet *MobilizedFiles_;
9948
9949 static NSURL *MobilizeURL(NSURL *url) {
9950     NSString *path([url path]);
9951     if ([path hasPrefix:@"/var/root/"]) {
9952         NSString *file([path substringFromIndex:10]);
9953         if ([MobilizedFiles_ containsObject:file])
9954             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9955     }
9956
9957     return url;
9958 }
9959
9960 Class $CFXPreferencesPropertyListSource;
9961 @class CFXPreferencesPropertyListSource;
9962
9963 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9964     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9965     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9966     url = MobilizeURL(url);
9967     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9968     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9969     url = old;
9970     [pool release];
9971     return value;
9972 }
9973
9974 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9975     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9976     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9977     url = MobilizeURL(url);
9978     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9979     //NSLog(@"%@ %@", [url absoluteString], value);
9980     url = old;
9981     [pool release];
9982     return value;
9983 }
9984
9985 Class $NSURLConnection;
9986
9987 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9988     NSMutableURLRequest *copy([request mutableCopy]);
9989
9990     NSURL *url([copy URL]);
9991
9992     NSString *host([url host]);
9993     NSString *scheme([[url scheme] lowercaseString]);
9994
9995     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9996
9997     @synchronized (HostConfig_) {
9998         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9999             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10000                 [copy setHTTPShouldUsePipelining:YES];
10001
10002         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10003             if ([control isEqualToString:@"max-age=0"])
10004                 if ([CachedURLs_ containsObject:url]) {
10005 #if !ForRelease
10006                     NSLog(@"~~~: %@", url);
10007 #endif
10008
10009                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10010
10011                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10012                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10013                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10014                 }
10015     }
10016
10017     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10018     } return self;
10019 }
10020
10021 int main(int argc, char *argv[]) {
10022     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10023
10024     _trace();
10025
10026     UpdateExternalStatus(0);
10027
10028     if (Class $UIDevice = objc_getClass("UIDevice")) {
10029         UIDevice *device([$UIDevice currentDevice]);
10030         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10031     } else
10032         IsWildcat_ = false;
10033
10034     UIScreen *screen([UIScreen mainScreen]);
10035     if ([screen respondsToSelector:@selector(scale)])
10036         ScreenScale_ = [screen scale];
10037     else
10038         ScreenScale_ = 1;
10039
10040     UIDevice *device([UIDevice currentDevice]);
10041     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10042         Idiom_ = @"iphone";
10043     else {
10044         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10045         if (idiom == UIUserInterfaceIdiomPhone)
10046             Idiom_ = @"iphone";
10047         else if (idiom == UIUserInterfaceIdiomPad)
10048             Idiom_ = @"ipad";
10049         else
10050             NSLog(@"unknown UIUserInterfaceIdiom!");
10051     }
10052
10053     Pcre pattern("^([0-9]+\\.[0-9]+)");
10054
10055     if (pattern([device systemVersion]))
10056         Firmware_ = pattern[1];
10057     if (pattern(Cydia_))
10058         Major_ = pattern[1];
10059
10060     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10061
10062     HostConfig_ = [[[NSObject alloc] init] autorelease];
10063     @synchronized (HostConfig_) {
10064         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10065         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10066         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10067         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10068         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10069     }
10070
10071     NSString *ui(@"ui/ios");
10072     if (Idiom_ != nil)
10073         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10074     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10075     UI_ = CydiaURL(ui);
10076
10077     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10078
10079     MobilizedFiles_ = [NSMutableSet setWithObjects:
10080         @"Library/Preferences/com.apple.Accessibility.plist",
10081         @"Library/Preferences/com.apple.preferences.sounds.plist",
10082     nil];
10083
10084     /* Library Hacks {{{ */
10085     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10086
10087     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10088
10089     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10090     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10091         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10092         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10093     }
10094
10095     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10096     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10097         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10098         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10099     }
10100
10101     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10102     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10103     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10104         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10105         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10106     }
10107
10108     $NSURLConnection = objc_getClass("NSURLConnection");
10109     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10110     if (NSURLConnection$init$ != NULL) {
10111         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10112         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10113     }
10114     /* }}} */
10115     /* Set Locale {{{ */
10116     Locale_ = CFLocaleCopyCurrent();
10117     Languages_ = [NSLocale preferredLanguages];
10118
10119     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10120     //NSLog(@"%@", [Languages_ description]);
10121
10122     const char *lang;
10123     if (Locale_ != NULL)
10124         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10125     else if (Languages_ != nil && [Languages_ count] != 0)
10126         lang = [[Languages_ objectAtIndex:0] UTF8String];
10127     else
10128         // XXX: consider just setting to C and then falling through?
10129         lang = NULL;
10130
10131     if (lang != NULL) {
10132         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10133         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10134     }
10135
10136     NSLog(@"Setting Language: %s", lang);
10137
10138     if (lang != NULL) {
10139         setenv("LANG", lang, true);
10140         std::setlocale(LC_ALL, lang);
10141     }
10142     /* }}} */
10143
10144     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10145
10146     /* Parse Arguments {{{ */
10147     bool substrate(false);
10148
10149     if (argc != 0) {
10150         char **args(argv);
10151         int arge(1);
10152
10153         for (int argi(1); argi != argc; ++argi)
10154             if (strcmp(argv[argi], "--") == 0) {
10155                 arge = argi;
10156                 argv[argi] = argv[0];
10157                 argv += argi;
10158                 argc -= argi;
10159                 break;
10160             }
10161
10162         for (int argi(1); argi != arge; ++argi)
10163             if (strcmp(args[argi], "--substrate") == 0)
10164                 substrate = true;
10165             else
10166                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10167     }
10168     /* }}} */
10169
10170     App_ = [[NSBundle mainBundle] bundlePath];
10171     Advanced_ = YES;
10172
10173     setuid(0);
10174     setgid(0);
10175
10176     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10177     alloc_ = alloc->method_imp;
10178     alloc->method_imp = (IMP) &Alloc_;*/
10179
10180     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10181     dealloc_ = dealloc->method_imp;
10182     dealloc->method_imp = (IMP) &Dealloc_;*/
10183
10184     /* System Information {{{ */
10185     size_t size;
10186
10187     int maxproc;
10188     size = sizeof(maxproc);
10189     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10190         perror("sysctlbyname(\"kern.maxproc\", ?)");
10191     else if (maxproc < 64) {
10192         maxproc = 64;
10193         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10194             perror("sysctlbyname(\"kern.maxproc\", #)");
10195     }
10196
10197     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10198     char *osversion = new char[size];
10199     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10200         perror("sysctlbyname(\"kern.osversion\", ?)");
10201     else
10202         System_ = [NSString stringWithUTF8String:osversion];
10203
10204     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10205     char *machine = new char[size];
10206     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10207         perror("sysctlbyname(\"hw.machine\", ?)");
10208     else
10209         Machine_ = machine;
10210
10211     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10212     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10213     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10214
10215     UniqueID_ = [device uniqueIdentifier];
10216
10217     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10218         Product_ = [info objectForKey:@"SafariProductVersion"];
10219         Safari_ = [info objectForKey:@"CFBundleVersion"];
10220     }
10221     /* }}} */
10222     /* Load Database {{{ */
10223     _trace();
10224     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10225     _trace();
10226     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10227
10228     if (Metadata_ == NULL)
10229         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10230     else {
10231         Settings_ = [Metadata_ objectForKey:@"Settings"];
10232
10233         Packages_ = [Metadata_ objectForKey:@"Packages"];
10234
10235         Values_ = [Metadata_ objectForKey:@"Values"];
10236         Sections_ = [Metadata_ objectForKey:@"Sections"];
10237         Sources_ = [Metadata_ objectForKey:@"Sources"];
10238
10239         Token_ = [Metadata_ objectForKey:@"Token"];
10240
10241         Version_ = [Metadata_ objectForKey:@"Version"];
10242     }
10243
10244     if (Settings_ != nil)
10245         Role_ = [Settings_ objectForKey:@"Role"];
10246
10247     if (Values_ == nil) {
10248         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10249         [Metadata_ setObject:Values_ forKey:@"Values"];
10250     }
10251
10252     if (Sections_ == nil) {
10253         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10254         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10255     }
10256
10257     if (Sources_ == nil) {
10258         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10259         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10260     }
10261
10262     if (Version_ == nil) {
10263         Version_ = [NSNumber numberWithUnsignedInt:0];
10264         [Metadata_ setObject:Version_ forKey:@"Version"];
10265     }
10266
10267     if ([Version_ unsignedIntValue] == 0) {
10268         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10269         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10270         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10271         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10272
10273         Version_ = [NSNumber numberWithUnsignedInt:1];
10274         [Metadata_ setObject:Version_ forKey:@"Version"];
10275
10276         [Metadata_ removeObjectForKey:@"LastUpdate"];
10277
10278         Changed_ = true;
10279     }
10280     /* }}} */
10281
10282     CydiaWriteSources();
10283
10284     _trace();
10285     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10286     _trace();
10287
10288     if (Packages_ != nil) {
10289         bool fail(false);
10290         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10291         _trace();
10292
10293         if (!fail) {
10294             [Metadata_ removeObjectForKey:@"Packages"];
10295             Packages_ = nil;
10296             Changed_ = true;
10297         }
10298     }
10299
10300     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10301
10302 #define MobileSubstrate_(name) \
10303     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10304         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10305         if (handle == NULL) \
10306             NSLog(@"%s", dlerror()); \
10307     }
10308
10309     MobileSubstrate_(Activator)
10310     MobileSubstrate_(libstatusbar)
10311     MobileSubstrate_(SimulatedKeyEvents)
10312     MobileSubstrate_(WinterBoard)
10313
10314     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10315         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10316
10317     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10318
10319     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10320         unlink("/tmp/.cydia.fw");
10321         goto firmware;
10322     } else if (access("/User", F_OK) != 0 || version < 4) {
10323       firmware:
10324         _trace();
10325         system("/usr/libexec/cydia/firmware.sh");
10326         _trace();
10327     }
10328
10329     _assert([[NSFileManager defaultManager]
10330         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10331         withIntermediateDirectories:YES
10332         attributes:nil
10333         error:NULL
10334     ]);
10335
10336     if (access("/tmp/cydia.chk", F_OK) == 0) {
10337         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10338             _assert(errno == ENOENT);
10339         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10340             _assert(errno == ENOENT);
10341     }
10342
10343     /* APT Initialization {{{ */
10344     _assert(pkgInitConfig(*_config));
10345     _assert(pkgInitSystem(*_config, _system));
10346
10347     if (lang != NULL)
10348         _config->Set("APT::Acquire::Translation", lang);
10349
10350     // XXX: this timeout might be important :(
10351     //_config->Set("Acquire::http::Timeout", 15);
10352
10353     _config->Set("Acquire::http::MaxParallel", 3);
10354     /* }}} */
10355     /* Color Choices {{{ */
10356     space_ = CGColorSpaceCreateDeviceRGB();
10357
10358     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10359     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10360     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10361     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10362     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10363     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10364     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10365     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10366     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10367
10368     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10369     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10370     /* }}}*/
10371     /* UIKit Configuration {{{ */
10372     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10373     if ($GSFontSetUseLegacyFontMetrics != NULL)
10374         $GSFontSetUseLegacyFontMetrics(YES);
10375
10376     // XXX: I have a feeling this was important
10377     //UIKeyboardDisableAutomaticAppearance();
10378     /* }}} */
10379
10380     Colon_ = UCLocalize("COLON_DELIMITED");
10381     Elision_ = UCLocalize("ELISION");
10382     Error_ = UCLocalize("ERROR");
10383     Warning_ = UCLocalize("WARNING");
10384
10385     _trace();
10386     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10387
10388     CGColorSpaceRelease(space_);
10389     CFRelease(Locale_);
10390
10391     [pool release];
10392     return value;
10393 }