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         @"cydiaSource",
3957         @"device",
3958         @"ecid",
3959         @"firmware",
3960         @"hostname",
3961         @"idiom",
3962         @"mcc",
3963         @"mnc",
3964         @"model",
3965         @"operator",
3966         @"role",
3967         @"serial",
3968         @"token",
3969         @"version",
3970     nil];
3971 }
3972
3973 - (NSArray *) attributeKeys {
3974     return [[self class] _attributeKeys];
3975 }
3976
3977 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3978     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3979 }
3980
3981 - (NSString *) version {
3982     return Cydia_;
3983 }
3984
3985 - (NSString *) device {
3986     return [[UIDevice currentDevice] uniqueIdentifier];
3987 }
3988
3989 - (NSString *) firmware {
3990     return [[UIDevice currentDevice] systemVersion];
3991 }
3992
3993 - (NSString *) hostname {
3994     return [[UIDevice currentDevice] name];
3995 }
3996
3997 - (NSString *) idiom {
3998     return (id) Idiom_ ?: [NSNull null];
3999 }
4000
4001 - (NSString *) mcc {
4002     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4003         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4004     return nil;
4005 }
4006
4007 - (NSString *) mnc {
4008     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4009         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4010     return nil;
4011 }
4012
4013 - (NSString *) operator {
4014     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4015         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4016     return nil;
4017 }
4018
4019 - (NSString *) bbsnum {
4020     return (id) BBSNum_ ?: [NSNull null];
4021 }
4022
4023 - (NSString *) ecid {
4024     return (id) ChipID_ ?: [NSNull null];
4025 }
4026
4027 - (NSString *) serial {
4028     return SerialNumber_;
4029 }
4030
4031 - (NSString *) role {
4032     return (id) Role_ ?: [NSNull null];
4033 }
4034
4035 - (NSString *) model {
4036     return [NSString stringWithUTF8String:Machine_];
4037 }
4038
4039 - (NSString *) token {
4040     return (id) Token_ ?: [NSNull null];
4041 }
4042
4043 + (NSString *) webScriptNameForSelector:(SEL)selector {
4044     if (false);
4045     else if (selector == @selector(addBridgedHost:))
4046         return @"addBridgedHost";
4047     else if (selector == @selector(addInsecureHost:))
4048         return @"addInsecureHost";
4049     else if (selector == @selector(addInternalRedirect::))
4050         return @"addInternalRedirect";
4051     else if (selector == @selector(addPipelinedHost:scheme:))
4052         return @"addPipelinedHost";
4053     else if (selector == @selector(addSource:::))
4054         return @"addSource";
4055     else if (selector == @selector(addTokenHost:))
4056         return @"addTokenHost";
4057     else if (selector == @selector(addTrivialSource:))
4058         return @"addTrivialSource";
4059     else if (selector == @selector(close))
4060         return @"close";
4061     else if (selector == @selector(du:))
4062         return @"du";
4063     else if (selector == @selector(stringWithFormat:arguments:))
4064         return @"format";
4065     else if (selector == @selector(getAllSources))
4066         return @"getAllSourcs";
4067     else if (selector == @selector(getKernelNumber:))
4068         return @"getKernelNumber";
4069     else if (selector == @selector(getKernelString:))
4070         return @"getKernelString";
4071     else if (selector == @selector(getInstalledPackages))
4072         return @"getInstalledPackages";
4073     else if (selector == @selector(getIORegistryEntry::))
4074         return @"getIORegistryEntry";
4075     else if (selector == @selector(getLocaleIdentifier))
4076         return @"getLocaleIdentifier";
4077     else if (selector == @selector(getPreferredLanguages))
4078         return @"getPreferredLanguages";
4079     else if (selector == @selector(getPackageById:))
4080         return @"getPackageById";
4081     else if (selector == @selector(getMetadataKeys))
4082         return @"getMetadataKeys";
4083     else if (selector == @selector(getMetadataValue:))
4084         return @"getMetadataValue";
4085     else if (selector == @selector(getSessionValue:))
4086         return @"getSessionValue";
4087     else if (selector == @selector(installPackages:))
4088         return @"installPackages";
4089     else if (selector == @selector(localizedStringForKey:value:table:))
4090         return @"localize";
4091     else if (selector == @selector(popViewController:))
4092         return @"popViewController";
4093     else if (selector == @selector(refreshSources))
4094         return @"refreshSources";
4095     else if (selector == @selector(removeButton))
4096         return @"removeButton";
4097     else if (selector == @selector(saveConfig))
4098         return @"saveConfig";
4099     else if (selector == @selector(setMetadataValue::))
4100         return @"setMetadataValue";
4101     else if (selector == @selector(setSessionValue::))
4102         return @"setSessionValue";
4103     else if (selector == @selector(substitutePackageNames:))
4104         return @"substitutePackageNames";
4105     else if (selector == @selector(scrollToBottom:))
4106         return @"scrollToBottom";
4107     else if (selector == @selector(setAllowsNavigationAction:))
4108         return @"setAllowsNavigationAction";
4109     else if (selector == @selector(setBadgeValue:))
4110         return @"setBadgeValue";
4111     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4112         return @"setButtonImage";
4113     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4114         return @"setButtonTitle";
4115     else if (selector == @selector(setHidesBackButton:))
4116         return @"setHidesBackButton";
4117     else if (selector == @selector(setHidesNavigationBar:))
4118         return @"setHidesNavigationBar";
4119     else if (selector == @selector(setNavigationBarStyle:))
4120         return @"setNavigationBarStyle";
4121     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4122         return @"setNavigationBarTintColor";
4123     else if (selector == @selector(setPasteboardString:))
4124         return @"setPasteboardString";
4125     else if (selector == @selector(setPasteboardURL:))
4126         return @"setPasteboardURL";
4127     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4128         return @"setScrollAlwaysBounceVertical";
4129     else if (selector == @selector(setScrollIndicatorStyle:))
4130         return @"setScrollIndicatorStyle";
4131     else if (selector == @selector(setToken:))
4132         return @"setToken";
4133     else if (selector == @selector(setViewportWidth:))
4134         return @"setViewportWidth";
4135     else if (selector == @selector(statfs:))
4136         return @"statfs";
4137     else if (selector == @selector(supports:))
4138         return @"supports";
4139     else if (selector == @selector(unload))
4140         return @"unload";
4141     else
4142         return nil;
4143 }
4144
4145 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4146     return [self webScriptNameForSelector:selector] == nil;
4147 }
4148
4149 - (BOOL) supports:(NSString *)feature {
4150     return [feature isEqualToString:@"window.open"];
4151 }
4152
4153 - (void) unload {
4154     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4155 }
4156
4157 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4158     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4159 }
4160
4161 - (void) setScrollIndicatorStyle:(NSString *)style {
4162     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4163 }
4164
4165 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4166     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4167 }
4168
4169 - (NSNumber *) getKernelNumber:(NSString *)name {
4170     const char *string([name UTF8String]);
4171
4172     size_t size;
4173     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4174         return (id) [NSNull null];
4175
4176     if (size != sizeof(int))
4177         return (id) [NSNull null];
4178
4179     int value;
4180     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4181         return (id) [NSNull null];
4182
4183     return [NSNumber numberWithInt:value];
4184 }
4185
4186 - (NSString *) getKernelString:(NSString *)name {
4187     const char *string([name UTF8String]);
4188
4189     size_t size;
4190     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4191         return (id) [NSNull null];
4192
4193     char value[size + 1];
4194     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4195         return (id) [NSNull null];
4196
4197     // XXX: just in case you request something ludicrous
4198     value[size] = '\0';
4199
4200     return [NSString stringWithCString:value];
4201 }
4202
4203 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4204     NSObject *value(CYIOGetValue([path UTF8String], entry));
4205
4206     if (value != nil)
4207         if ([value isKindOfClass:[NSData class]])
4208             value = CYHex((NSData *) value);
4209
4210     return value;
4211 }
4212
4213 - (NSArray *) getMetadataKeys {
4214 @synchronized (Values_) {
4215     return [Values_ allKeys];
4216 } }
4217
4218 - (id) getMetadataValue:(NSString *)key {
4219 @synchronized (Values_) {
4220     return [Values_ objectForKey:key];
4221 } }
4222
4223 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4224 @synchronized (Values_) {
4225     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4226         [Values_ removeObjectForKey:key];
4227     else
4228         [Values_ setObject:value forKey:key];
4229
4230     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4231 } }
4232
4233 - (id) getSessionValue:(NSString *)key {
4234 @synchronized (SessionData_) {
4235     return [SessionData_ objectForKey:key];
4236 } }
4237
4238 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4239 @synchronized (SessionData_) {
4240     if (value == (id) [WebUndefined undefined])
4241         [SessionData_ removeObjectForKey:key];
4242     else
4243         [SessionData_ setObject:value forKey:key];
4244 } }
4245
4246 - (void) addBridgedHost:(NSString *)host {
4247 @synchronized (HostConfig_) {
4248     [BridgedHosts_ addObject:host];
4249 } }
4250
4251 - (void) addInsecureHost:(NSString *)host {
4252 @synchronized (HostConfig_) {
4253     [InsecureHosts_ addObject:host];
4254 } }
4255
4256 - (void) addTokenHost:(NSString *)host {
4257 @synchronized (HostConfig_) {
4258     [TokenHosts_ addObject:host];
4259 } }
4260
4261 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4262 @synchronized (HostConfig_) {
4263     if (scheme != (id) [WebUndefined undefined])
4264         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4265
4266     [PipelinedHosts_ addObject:host];
4267 } }
4268
4269 - (void) popViewController:(NSNumber *)value {
4270     if (value == (id) [WebUndefined undefined])
4271         value = [NSNumber numberWithBool:YES];
4272     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4273 }
4274
4275 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4276     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4277
4278     for (NSString *section in sections)
4279         [array addObject:section];
4280
4281     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4282         @"deb", @"Type",
4283         href, @"URI",
4284         distribution, @"Distribution",
4285         array, @"Sections",
4286     nil] waitUntilDone:NO];
4287 }
4288
4289 - (void) addTrivialSource:(NSString *)href {
4290     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4291 }
4292
4293 - (void) refreshSources {
4294     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4295 }
4296
4297 - (void) saveConfig {
4298     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4299 }
4300
4301 - (NSArray *) getAllSources {
4302     return [[Database sharedInstance] sources];
4303 }
4304
4305 - (NSArray *) getInstalledPackages {
4306     Database *database([Database sharedInstance]);
4307 @synchronized (database) {
4308     NSArray *packages([database packages]);
4309     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4310     for (Package *package in packages)
4311         if (![package uninstalled])
4312             [installed addObject:package];
4313     return installed;
4314 } }
4315
4316 - (Package *) getPackageById:(NSString *)id {
4317     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4318         [package parse];
4319         return package;
4320     } else
4321         return (Package *) [NSNull null];
4322 }
4323
4324 - (NSString *) getLocaleIdentifier {
4325     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4326 }
4327
4328 - (NSArray *) getPreferredLanguages {
4329     return Languages_;
4330 }
4331
4332 - (NSArray *) statfs:(NSString *)path {
4333     struct statfs stat;
4334
4335     if (path == nil || statfs([path UTF8String], &stat) == -1)
4336         return nil;
4337
4338     return [NSArray arrayWithObjects:
4339         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4340         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4341         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4342     nil];
4343 }
4344
4345 - (NSNumber *) du:(NSString *)path {
4346     NSNumber *value(nil);
4347
4348     int fds[2];
4349     _assert(pipe(fds) != -1);
4350
4351     pid_t pid(ExecFork());
4352     if (pid == 0) {
4353         _assert(dup2(fds[1], 1) != -1);
4354         _assert(close(fds[0]) != -1);
4355         _assert(close(fds[1]) != -1);
4356         /* XXX: this should probably not use du */
4357         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4358         exit(1);
4359         _assert(false);
4360     }
4361
4362     _assert(close(fds[1]) != -1);
4363
4364     if (FILE *du = fdopen(fds[0], "r")) {
4365         char line[1024];
4366         while (fgets(line, sizeof(line), du) != NULL) {
4367             size_t length(strlen(line));
4368             while (length != 0 && line[length - 1] == '\n')
4369                 line[--length] = '\0';
4370             if (char *tab = strchr(line, '\t')) {
4371                 *tab = '\0';
4372                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4373             }
4374         }
4375
4376         fclose(du);
4377     } else _assert(close(fds[0]));
4378
4379     ReapZombie(pid);
4380
4381     return value;
4382 }
4383
4384 - (void) close {
4385     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4386 }
4387
4388 - (void) installPackages:(NSArray *)packages {
4389     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4390 }
4391
4392 - (NSString *) substitutePackageNames:(NSString *)message {
4393     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4394     for (size_t i(0), e([words count]); i != e; ++i) {
4395         NSString *word([words objectAtIndex:i]);
4396         if (Package *package = [[Database sharedInstance] packageWithName:word])
4397             [words replaceObjectAtIndex:i withObject:[package name]];
4398     }
4399
4400     return [words componentsJoinedByString:@" "];
4401 }
4402
4403 - (void) removeButton {
4404     [indirect_ removeButton];
4405 }
4406
4407 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4408     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4409 }
4410
4411 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4412     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4413 }
4414
4415 - (void) setBadgeValue:(id)value {
4416     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4417 }
4418
4419 - (void) setAllowsNavigationAction:(NSString *)value {
4420     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4421 }
4422
4423 - (void) setHidesBackButton:(NSString *)value {
4424     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4425 }
4426
4427 - (void) setHidesNavigationBar:(NSString *)value {
4428     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4429 }
4430
4431 - (void) setNavigationBarStyle:(NSString *)value {
4432     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4433 }
4434
4435 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4436     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4437     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4438     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4439 }
4440
4441 - (void) setPasteboardString:(NSString *)value {
4442     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4443 }
4444
4445 - (void) setPasteboardURL:(NSString *)value {
4446     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4447 }
4448
4449 - (void) _setToken:(NSString *)token {
4450     Token_ = token;
4451
4452     if (token == nil)
4453         [Metadata_ removeObjectForKey:@"Token"];
4454     else
4455         [Metadata_ setObject:Token_ forKey:@"Token"];
4456
4457     Changed_ = true;
4458 }
4459
4460 - (void) setToken:(NSString *)token {
4461     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4462 }
4463
4464 - (void) scrollToBottom:(NSNumber *)animated {
4465     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4466 }
4467
4468 - (void) setViewportWidth:(float)width {
4469     [indirect_ setViewportWidthOnMainThread:width];
4470 }
4471
4472 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4473     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4474     unsigned count([arguments count]);
4475     id values[count];
4476     for (unsigned i(0); i != count; ++i)
4477         values[i] = [arguments objectAtIndex:i];
4478     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4479 }
4480
4481 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4482     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4483         value = nil;
4484     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4485         table = nil;
4486     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4487 }
4488
4489 @end
4490 /* }}} */
4491
4492 @interface NSURL (CydiaSecure)
4493 @end
4494
4495 @implementation NSURL (CydiaSecure)
4496
4497 - (bool) isCydiaSecure {
4498     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4499         return true;
4500
4501     @synchronized (HostConfig_) {
4502         if ([InsecureHosts_ containsObject:[self host]])
4503             return true;
4504     }
4505
4506     return false;
4507 }
4508
4509 @end
4510
4511 /* Cydia Browser Controller {{{ */
4512 @implementation CydiaWebViewController
4513
4514 - (NSURL *) navigationURL {
4515     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4516 }
4517
4518 + (void) _initialize {
4519     [super _initialize];
4520
4521     Diversions_ = [NSMutableSet setWithCapacity:0];
4522 }
4523
4524 + (void) addDiversion:(Diversion *)diversion {
4525     [Diversions_ addObject:diversion];
4526 }
4527
4528 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4529     [super webView:view didClearWindowObject:window forFrame:frame];
4530
4531     WebDataSource *source([frame dataSource]);
4532     NSURLResponse *response([source response]);
4533     NSURL *url([response URL]);
4534     NSString *scheme([[url scheme] lowercaseString]);
4535
4536     bool bridged(false);
4537
4538     @synchronized (HostConfig_) {
4539         if ([scheme isEqualToString:@"file"])
4540             bridged = true;
4541         else if ([scheme isEqualToString:@"https"])
4542             if ([BridgedHosts_ containsObject:[url host]])
4543                 bridged = true;
4544     }
4545
4546     if (bridged)
4547         [window setValue:cydia_ forKey:@"cydia"];
4548 }
4549
4550 - (void) _setupMail:(MFMailComposeViewController *)controller {
4551     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4552
4553     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4554     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4555 }
4556
4557 - (NSURL *) URLWithURL:(NSURL *)url {
4558     return [Diversion divertURL:url];
4559 }
4560
4561 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4562     NSURL *url([request URL]);
4563     NSString *host([url host]);
4564
4565     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4566
4567     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4568         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4569
4570     bool bridged;
4571     bool token;
4572
4573     @synchronized (HostConfig_) {
4574         bridged = [BridgedHosts_ containsObject:host];
4575         token = [TokenHosts_ containsObject:host];
4576     }
4577
4578     if ([url isCydiaSecure]) {
4579         if (bridged) {
4580             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4581                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4582         } else if (token) {
4583             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4584                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4585         }
4586     }
4587
4588     return copy;
4589 }
4590
4591 - (void) setDelegate:(id)delegate {
4592     [super setDelegate:delegate];
4593     [cydia_ setDelegate:delegate];
4594 }
4595
4596 - (NSString *) applicationNameForUserAgent {
4597     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4598
4599     if (Safari_ != nil)
4600         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4601     if (System_ != nil)
4602         application = [NSString stringWithFormat:@"Mobile/%@ %@", (id) System_, application];
4603     if (Product_ != nil)
4604         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4605
4606     return application;
4607 }
4608
4609 - (id) init {
4610     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4611         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4612     } return self;
4613 }
4614
4615 @end
4616
4617 @interface AppCacheController : CydiaWebViewController {
4618 }
4619
4620 @end
4621
4622 @implementation AppCacheController
4623
4624 - (void) didReceiveMemoryWarning {
4625 }
4626
4627 @end
4628 /* }}} */
4629
4630 // CydiaScript {{{
4631 @interface NSObject (CydiaScript)
4632 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4633 @end
4634
4635 @implementation NSObject (CydiaScript)
4636
4637 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4638     return self;
4639 }
4640
4641 @end
4642
4643 @implementation NSArray (CydiaScript)
4644
4645 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4646     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4647     for (size_t i(0), e([self count]); i != e; ++i)
4648         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4649     return object;
4650 }
4651
4652 @end
4653
4654 @implementation NSDictionary (CydiaScript)
4655
4656 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4657     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4658     for (id i in self)
4659         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4660     return object;
4661 }
4662
4663 @end
4664 // }}}
4665
4666 /* Confirmation Controller {{{ */
4667 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4668     if (!iterator.end())
4669         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4670             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4671                 continue;
4672             pkgCache::PkgIterator package(dep.TargetPkg());
4673             if (package.end())
4674                 continue;
4675             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4676                 return true;
4677         }
4678
4679     return false;
4680 }
4681
4682 @protocol ConfirmationControllerDelegate
4683 - (void) cancelAndClear:(bool)clear;
4684 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4685 - (void) queue;
4686 @end
4687
4688 @interface ConfirmationController : CydiaWebViewController {
4689     _transient Database *database_;
4690
4691     _H<UIAlertView> essential_;
4692
4693     _H<NSDictionary> changes_;
4694     _H<NSMutableArray> issues_;
4695     _H<NSDictionary> sizes_;
4696
4697     BOOL substrate_;
4698 }
4699
4700 - (id) initWithDatabase:(Database *)database;
4701
4702 @end
4703
4704 @implementation ConfirmationController
4705
4706 - (void) complete {
4707     if (substrate_)
4708         RestartSubstrate_ = true;
4709     [delegate_ confirmWithNavigationController:[self navigationController]];
4710 }
4711
4712 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4713     NSString *context([alert context]);
4714
4715     if ([context isEqualToString:@"remove"]) {
4716         if (button == [alert cancelButtonIndex])
4717             [self dismissModalViewControllerAnimated:YES];
4718         else if (button == [alert firstOtherButtonIndex]) {
4719             [self complete];
4720         }
4721
4722         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4723     } else if ([context isEqualToString:@"unable"]) {
4724         [self dismissModalViewControllerAnimated:YES];
4725         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4726     } else {
4727         [super alertView:alert clickedButtonAtIndex:button];
4728     }
4729 }
4730
4731 - (void) _doContinue {
4732     [delegate_ cancelAndClear:NO];
4733     [self dismissModalViewControllerAnimated:YES];
4734 }
4735
4736 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4737     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4738     return nil;
4739 }
4740
4741 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4742     [super webView:view didClearWindowObject:window forFrame:frame];
4743
4744     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4745         (id) changes_, @"changes",
4746         (id) issues_, @"issues",
4747         (id) sizes_, @"sizes",
4748         self, @"queue",
4749     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4750 }
4751
4752 - (id) initWithDatabase:(Database *)database {
4753     if ((self = [super init]) != nil) {
4754         database_ = database;
4755
4756         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4757         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4758         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4759         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4760         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4761
4762         bool remove(false);
4763
4764         pkgCacheFile &cache([database_ cache]);
4765         NSArray *packages([database_ packages]);
4766         pkgDepCache::Policy *policy([database_ policy]);
4767
4768         issues_ = [NSMutableArray arrayWithCapacity:4];
4769
4770         for (Package *package in packages) {
4771             pkgCache::PkgIterator iterator([package iterator]);
4772             NSString *name([package id]);
4773
4774             if ([package broken]) {
4775                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4776
4777                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4778                     name, @"package",
4779                     reasons, @"reasons",
4780                 nil]];
4781
4782                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4783                 if (ver.end())
4784                     continue;
4785
4786                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4787                     pkgCache::DepIterator start;
4788                     pkgCache::DepIterator end;
4789                     dep.GlobOr(start, end); // ++dep
4790
4791                     if (!cache->IsImportantDep(end))
4792                         continue;
4793                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4794                         continue;
4795
4796                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4797
4798                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4799                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4800                         clauses, @"clauses",
4801                     nil]];
4802
4803                     _forever {
4804                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4805
4806                         pkgCache::PkgIterator target(start.TargetPkg());
4807                         if (target->ProvidesList != 0)
4808                             reason = @"missing";
4809                         else {
4810                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4811                             if (!ver.end()) {
4812                                 reason = @"installed";
4813                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4814                             } else if (!cache[target].CandidateVerIter(cache).end())
4815                                 reason = @"uninstalled";
4816                             else if (target->ProvidesList == 0)
4817                                 reason = @"uninstallable";
4818                             else
4819                                 reason = @"virtual";
4820                         }
4821
4822                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4823                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4824                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4825                         nil]);
4826
4827                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4828                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4829                             version, @"version",
4830                             reason, @"reason",
4831                             installed, @"installed",
4832                         nil]];
4833
4834                         // yes, seriously. (wtf?)
4835                         if (start == end)
4836                             break;
4837                         ++start;
4838                     }
4839                 }
4840             }
4841
4842             pkgDepCache::StateCache &state(cache[iterator]);
4843
4844             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4845
4846             if (state.NewInstall())
4847                 [installs addObject:name];
4848             // XXX: else if (state.Install())
4849             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4850                 [reinstalls addObject:name];
4851             // XXX: move before previous if
4852             else if (state.Upgrade())
4853                 [upgrades addObject:name];
4854             else if (state.Downgrade())
4855                 [downgrades addObject:name];
4856             else if (!state.Delete())
4857                 // XXX: _assert(state.Keep());
4858                 continue;
4859             else if (special_r(name))
4860                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4861                     [NSNull null], @"package",
4862                     [NSArray arrayWithObjects:
4863                         [NSDictionary dictionaryWithObjectsAndKeys:
4864                             @"Conflicts", @"relationship",
4865                             [NSArray arrayWithObjects:
4866                                 [NSDictionary dictionaryWithObjectsAndKeys:
4867                                     name, @"package",
4868                                     [NSNull null], @"version",
4869                                     @"installed", @"reason",
4870                                 nil],
4871                             nil], @"clauses",
4872                         nil],
4873                     nil], @"reasons",
4874                 nil]];
4875             else {
4876                 if ([package essential])
4877                     remove = true;
4878                 [removes addObject:name];
4879             }
4880
4881             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4882             substrate_ |= DepSubstrate(iterator.CurrentVer());
4883         }
4884
4885         if (!remove)
4886             essential_ = nil;
4887         else if (Advanced_) {
4888             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4889
4890             essential_ = [[[UIAlertView alloc]
4891                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4892                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4893                 delegate:self
4894                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4895                 otherButtonTitles:
4896                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4897                 nil
4898             ] autorelease];
4899
4900             [essential_ setContext:@"remove"];
4901         } else {
4902             essential_ = [[[UIAlertView alloc]
4903                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4904                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4905                 delegate:self
4906                 cancelButtonTitle:UCLocalize("OKAY")
4907                 otherButtonTitles:nil
4908             ] autorelease];
4909
4910             [essential_ setContext:@"unable"];
4911         }
4912
4913         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4914             installs, @"installs",
4915             reinstalls, @"reinstalls",
4916             upgrades, @"upgrades",
4917             downgrades, @"downgrades",
4918             removes, @"removes",
4919         nil];
4920
4921         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4922             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4923             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4924         nil];
4925
4926         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4927     } return self;
4928 }
4929
4930 - (UIBarButtonItem *) leftButton {
4931     return [[[UIBarButtonItem alloc]
4932         initWithTitle:UCLocalize("CANCEL")
4933         style:UIBarButtonItemStylePlain
4934         target:self
4935         action:@selector(cancelButtonClicked)
4936     ] autorelease];
4937 }
4938
4939 #if !AlwaysReload
4940 - (void) applyRightButton {
4941     if ([issues_ count] == 0 && ![self isLoading])
4942         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4943             initWithTitle:UCLocalize("CONFIRM")
4944             style:UIBarButtonItemStyleDone
4945             target:self
4946             action:@selector(confirmButtonClicked)
4947         ] autorelease]];
4948     else
4949         [[self navigationItem] setRightBarButtonItem:nil];
4950 }
4951 #endif
4952
4953 - (void) cancelButtonClicked {
4954     [self dismissModalViewControllerAnimated:YES];
4955     [delegate_ cancelAndClear:YES];
4956 }
4957
4958 #if !AlwaysReload
4959 - (void) confirmButtonClicked {
4960     if (essential_ != nil)
4961         [essential_ show];
4962     else
4963         [self complete];
4964 }
4965 #endif
4966
4967 @end
4968 /* }}} */
4969
4970 /* Progress Data {{{ */
4971 @interface CydiaProgressData : NSObject {
4972     _transient id delegate_;
4973
4974     bool running_;
4975     float percent_;
4976
4977     float current_;
4978     float total_;
4979     float speed_;
4980
4981     _H<NSMutableArray> events_;
4982     _H<NSString> title_;
4983
4984     _H<NSString> status_;
4985     _H<NSString> finish_;
4986 }
4987
4988 @end
4989
4990 @implementation CydiaProgressData
4991
4992 + (NSArray *) _attributeKeys {
4993     return [NSArray arrayWithObjects:
4994         @"current",
4995         @"events",
4996         @"finish",
4997         @"percent",
4998         @"running",
4999         @"speed",
5000         @"title",
5001         @"total",
5002     nil];
5003 }
5004
5005 - (NSArray *) attributeKeys {
5006     return [[self class] _attributeKeys];
5007 }
5008
5009 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5010     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5011 }
5012
5013 - (id) init {
5014     if ((self = [super init]) != nil) {
5015         events_ = [NSMutableArray arrayWithCapacity:32];
5016     } return self;
5017 }
5018
5019 - (void) setDelegate:(id)delegate {
5020     delegate_ = delegate;
5021 }
5022
5023 - (void) setPercent:(float)value {
5024     percent_ = value;
5025 }
5026
5027 - (NSNumber *) percent {
5028     return [NSNumber numberWithFloat:percent_];
5029 }
5030
5031 - (void) setCurrent:(float)value {
5032     current_ = value;
5033 }
5034
5035 - (NSNumber *) current {
5036     return [NSNumber numberWithFloat:current_];
5037 }
5038
5039 - (void) setTotal:(float)value {
5040     total_ = value;
5041 }
5042
5043 - (NSNumber *) total {
5044     return [NSNumber numberWithFloat:total_];
5045 }
5046
5047 - (void) setSpeed:(float)value {
5048     speed_ = value;
5049 }
5050
5051 - (NSNumber *) speed {
5052     return [NSNumber numberWithFloat:speed_];
5053 }
5054
5055 - (NSArray *) events {
5056     return events_;
5057 }
5058
5059 - (void) removeAllEvents {
5060     [events_ removeAllObjects];
5061 }
5062
5063 - (void) addEvent:(CydiaProgressEvent *)event {
5064     [events_ addObject:event];
5065 }
5066
5067 - (void) setTitle:(NSString *)text {
5068     title_ = text;
5069 }
5070
5071 - (NSString *) title {
5072     return title_;
5073 }
5074
5075 - (void) setFinish:(NSString *)text {
5076     finish_ = text;
5077 }
5078
5079 - (NSString *) finish {
5080     return (id) finish_ ?: [NSNull null];
5081 }
5082
5083 - (void) setRunning:(bool)running {
5084     running_ = running;
5085 }
5086
5087 - (NSNumber *) running {
5088     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5089 }
5090
5091 @end
5092 /* }}} */
5093 /* Progress Controller {{{ */
5094 @interface ProgressController : CydiaWebViewController <
5095     ProgressDelegate
5096 > {
5097     _transient Database *database_;
5098     _H<CydiaProgressData, 1> progress_;
5099     unsigned cancel_;
5100 }
5101
5102 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5103
5104 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5105
5106 - (void) setTitle:(NSString *)title;
5107 - (void) setCancellable:(bool)cancellable;
5108
5109 @end
5110
5111 @implementation ProgressController
5112
5113 - (void) dealloc {
5114     [database_ setProgressDelegate:nil];
5115     [super dealloc];
5116 }
5117
5118 - (UIBarButtonItem *) leftButton {
5119     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5120         initWithTitle:UCLocalize("CANCEL")
5121         style:UIBarButtonItemStylePlain
5122         target:self
5123         action:@selector(cancel)
5124     ] autorelease] : nil;
5125 }
5126
5127 - (void) updateCancel {
5128     [super applyLeftButton];
5129 }
5130
5131 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5132     if ((self = [super init]) != nil) {
5133         database_ = database;
5134         delegate_ = delegate;
5135
5136         [database_ setProgressDelegate:self];
5137
5138         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5139         [progress_ setDelegate:self];
5140
5141         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5142
5143         [scroller_ setBackgroundColor:[UIColor blackColor]];
5144
5145         [[self navigationItem] setHidesBackButton:YES];
5146
5147         [self updateCancel];
5148     } return self;
5149 }
5150
5151 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5152     [super webView:view didClearWindowObject:window forFrame:frame];
5153     [window setValue:progress_ forKey:@"cydiaProgress"];
5154 }
5155
5156 - (void) updateProgress {
5157     [self dispatchEvent:@"CydiaProgressUpdate"];
5158 }
5159
5160 - (void) viewWillAppear:(BOOL)animated {
5161     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5162     [super viewWillAppear:animated];
5163 }
5164
5165 - (void) close {
5166     UpdateExternalStatus(0);
5167
5168     if (Finish_ > 1)
5169         [delegate_ saveState];
5170
5171     switch (Finish_) {
5172         case 0:
5173             [delegate_ returnToCydia];
5174         break;
5175
5176         case 1:
5177             [delegate_ terminateWithSuccess];
5178             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5179                 [delegate_ suspendWithAnimation:YES];
5180             else
5181                 [delegate_ suspend];*/
5182         break;
5183
5184         case 2:
5185             _trace();
5186             goto reload;
5187
5188         case 3:
5189             _trace();
5190             goto reload;
5191
5192         reload:
5193             system("/usr/bin/sbreload");
5194             _trace();
5195         break;
5196
5197         case 4:
5198             _trace();
5199             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5200                 SBReboot(SBSSpringBoardServerPort());
5201             else
5202                 reboot2(RB_AUTOBOOT);
5203         break;
5204     }
5205
5206     [super close];
5207 }
5208
5209 - (void) setTitle:(NSString *)title {
5210     [progress_ setTitle:title];
5211     [self updateProgress];
5212 }
5213
5214 - (UIBarButtonItem *) rightButton {
5215     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5216         initWithTitle:UCLocalize("CLOSE")
5217         style:UIBarButtonItemStylePlain
5218         target:self
5219         action:@selector(close)
5220     ] autorelease];
5221 }
5222
5223 - (void) uicache {
5224     _trace();
5225     system("su -c /usr/bin/uicache mobile");
5226     _trace();
5227 }
5228
5229 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5230     UpdateExternalStatus(1);
5231
5232     [progress_ setRunning:true];
5233     [self setTitle:title];
5234     // implicit updateProgress
5235
5236     SHA1SumValue notifyconf; {
5237         FileFd file;
5238         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5239             _error->Discard();
5240         else {
5241             MMap mmap(file, MMap::ReadOnly);
5242             SHA1Summation sha1;
5243             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5244             notifyconf = sha1.Result();
5245         }
5246     }
5247
5248     SHA1SumValue springlist; {
5249         FileFd file;
5250         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5251             _error->Discard();
5252         else {
5253             MMap mmap(file, MMap::ReadOnly);
5254             SHA1Summation sha1;
5255             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5256             springlist = sha1.Result();
5257         }
5258     }
5259
5260     if (invocation != nil) {
5261         [invocation yieldToSelector:@selector(invoke)];
5262         [self setTitle:@"COMPLETE"];
5263     }
5264
5265     if (Finish_ < 4) {
5266         FileFd file;
5267         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5268             _error->Discard();
5269         else {
5270             MMap mmap(file, MMap::ReadOnly);
5271             SHA1Summation sha1;
5272             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5273             if (!(notifyconf == sha1.Result()))
5274                 Finish_ = 4;
5275         }
5276     }
5277
5278     if (Finish_ < 3) {
5279         FileFd file;
5280         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5281             _error->Discard();
5282         else {
5283             MMap mmap(file, MMap::ReadOnly);
5284             SHA1Summation sha1;
5285             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5286             if (!(springlist == sha1.Result()))
5287                 Finish_ = 3;
5288         }
5289     }
5290
5291     if (Finish_ < 2) {
5292         if (RestartSubstrate_)
5293             Finish_ = 2;
5294     }
5295
5296     RestartSubstrate_ = false;
5297
5298     switch (Finish_) {
5299         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5300         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5301         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5302         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5303         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5304     }
5305
5306     UIProgressHUD *hud([delegate_ addProgressHUD]);
5307     [hud setText:UCLocalize("LOADING")];
5308     [self yieldToSelector:@selector(uicache)];
5309     [delegate_ removeProgressHUD:hud];
5310
5311     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5312
5313     [progress_ setRunning:false];
5314     [self updateProgress];
5315
5316     [self applyRightButton];
5317 }
5318
5319 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5320     [progress_ addEvent:event];
5321     [self updateProgress];
5322 }
5323
5324 - (bool) isProgressCancelled {
5325     return cancel_ == 2;
5326 }
5327
5328 - (void) cancel {
5329     cancel_ = 2;
5330     [self updateCancel];
5331 }
5332
5333 - (void) setCancellable:(bool)cancellable {
5334     unsigned cancel(cancel_);
5335
5336     if (!cancellable)
5337         cancel_ = 0;
5338     else if (cancel_ == 0)
5339         cancel_ = 1;
5340
5341     if (cancel != cancel_)
5342         [self updateCancel];
5343 }
5344
5345 - (void) setProgressCancellable:(NSNumber *)cancellable {
5346     [self setCancellable:[cancellable boolValue]];
5347 }
5348
5349 - (void) setProgressPercent:(NSNumber *)percent {
5350     [progress_ setPercent:[percent floatValue]];
5351     [self updateProgress];
5352 }
5353
5354 - (void) setProgressStatus:(NSDictionary *)status {
5355     if (status == nil) {
5356         [progress_ setCurrent:0];
5357         [progress_ setTotal:0];
5358         [progress_ setSpeed:0];
5359     } else {
5360         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5361
5362         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5363         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5364         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5365     }
5366
5367     [self updateProgress];
5368 }
5369
5370 @end
5371 /* }}} */
5372
5373 /* Package Cell {{{ */
5374 @interface PackageCell : CyteTableViewCell <
5375     CyteTableViewCellDelegate
5376 > {
5377     _H<UIImage> icon_;
5378     _H<NSString> name_;
5379     _H<NSString> description_;
5380     bool commercial_;
5381     _H<NSString> source_;
5382     _H<UIImage> badge_;
5383     _H<UIImage> placard_;
5384     bool summarized_;
5385 }
5386
5387 - (PackageCell *) init;
5388 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5389
5390 - (void) drawContentRect:(CGRect)rect;
5391
5392 @end
5393
5394 @implementation PackageCell
5395
5396 - (PackageCell *) init {
5397     CGRect frame(CGRectMake(0, 0, 320, 74));
5398     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5399         UIView *content([self contentView]);
5400         CGRect bounds([content bounds]);
5401
5402         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5403         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5404         [content addSubview:content_];
5405
5406         [content_ setDelegate:self];
5407         [content_ setOpaque:YES];
5408     } return self;
5409 }
5410
5411 - (NSString *) accessibilityLabel {
5412     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5413 }
5414
5415 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5416     summarized_ = summary;
5417
5418     icon_ = nil;
5419     name_ = nil;
5420     description_ = nil;
5421     source_ = nil;
5422     badge_ = nil;
5423     placard_ = nil;
5424
5425     if (package == nil)
5426         [content_ setBackgroundColor:[UIColor whiteColor]];
5427     else {
5428         [package parse];
5429
5430         Source *source = [package source];
5431
5432         icon_ = [package icon];
5433
5434         if (NSString *name = [package name])
5435             name_ = [NSString stringWithString:name];
5436
5437         NSString *description(nil);
5438
5439         if (description == nil && IsWildcat_)
5440             description = [package longDescription];
5441         if (description == nil)
5442             description = [package shortDescription];
5443
5444         if (description != nil)
5445             description_ = [NSString stringWithString:description];
5446
5447         commercial_ = [package isCommercial];
5448
5449         NSString *label = nil;
5450         bool trusted = false;
5451
5452         if (source != nil) {
5453             label = [source label];
5454             trusted = [source trusted];
5455         } else if ([[package id] isEqualToString:@"firmware"])
5456             label = UCLocalize("APPLE");
5457         else
5458             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5459
5460         NSString *from(label);
5461
5462         NSString *section = [package simpleSection];
5463         if (section != nil && ![section isEqualToString:label]) {
5464             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5465             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5466         }
5467
5468         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5469
5470         if (NSString *purpose = [package primaryPurpose])
5471             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5472
5473         UIColor *color;
5474         NSString *placard;
5475
5476         if (NSString *mode = [package mode]) {
5477             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5478                 color = RemovingColor_;
5479                 //placard = @"removing";
5480             } else {
5481                 color = InstallingColor_;
5482                 //placard = @"installing";
5483             }
5484
5485             // XXX: the removing/installing placards are not @2x
5486             placard = nil;
5487         } else {
5488             color = [UIColor whiteColor];
5489
5490             if ([package installed] != nil)
5491                 placard = @"installed";
5492             else
5493                 placard = nil;
5494         }
5495
5496         [content_ setBackgroundColor:color];
5497
5498         if (placard != nil)
5499             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5500     }
5501
5502     [self setNeedsDisplay];
5503     [content_ setNeedsDisplay];
5504 }
5505
5506 - (void) drawSummaryContentRect:(CGRect)rect {
5507     bool highlighted(highlighted_);
5508     float width([self bounds].size.width);
5509
5510     if (icon_ != nil) {
5511         CGRect rect;
5512         rect.size = [(UIImage *) icon_ size];
5513
5514         while (rect.size.width > 16 || rect.size.height > 16) {
5515             rect.size.width /= 2;
5516             rect.size.height /= 2;
5517         }
5518
5519         rect.origin.x = 18 - rect.size.width / 2;
5520         rect.origin.y = 18 - rect.size.height / 2;
5521
5522         [icon_ drawInRect:rect];
5523     }
5524
5525     if (badge_ != nil) {
5526         CGRect rect;
5527         rect.size = [(UIImage *) badge_ size];
5528
5529         rect.size.width /= 4;
5530         rect.size.height /= 4;
5531
5532         rect.origin.x = 23 - rect.size.width / 2;
5533         rect.origin.y = 23 - rect.size.height / 2;
5534
5535         [badge_ drawInRect:rect];
5536     }
5537
5538     if (highlighted)
5539         UISetColor(White_);
5540
5541     if (!highlighted)
5542         UISetColor(commercial_ ? Purple_ : Black_);
5543     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5544
5545     if (placard_ != nil)
5546         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5547 }
5548
5549 - (void) drawNormalContentRect:(CGRect)rect {
5550     bool highlighted(highlighted_);
5551     float width([self bounds].size.width);
5552
5553     if (icon_ != nil) {
5554         CGRect rect;
5555         rect.size = [(UIImage *) icon_ size];
5556
5557         while (rect.size.width > 32 || rect.size.height > 32) {
5558             rect.size.width /= 2;
5559             rect.size.height /= 2;
5560         }
5561
5562         rect.origin.x = 25 - rect.size.width / 2;
5563         rect.origin.y = 25 - rect.size.height / 2;
5564
5565         [icon_ drawInRect:rect];
5566     }
5567
5568     if (badge_ != nil) {
5569         CGRect rect;
5570         rect.size = [(UIImage *) badge_ size];
5571
5572         rect.size.width /= 2;
5573         rect.size.height /= 2;
5574
5575         rect.origin.x = 36 - rect.size.width / 2;
5576         rect.origin.y = 36 - rect.size.height / 2;
5577
5578         [badge_ drawInRect:rect];
5579     }
5580
5581     if (highlighted)
5582         UISetColor(White_);
5583
5584     if (!highlighted)
5585         UISetColor(commercial_ ? Purple_ : Black_);
5586     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5587     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5588
5589     if (!highlighted)
5590         UISetColor(commercial_ ? Purplish_ : Gray_);
5591     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5592
5593     if (placard_ != nil)
5594         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5595 }
5596
5597 - (void) drawContentRect:(CGRect)rect {
5598     if (summarized_)
5599         [self drawSummaryContentRect:rect];
5600     else
5601         [self drawNormalContentRect:rect];
5602 }
5603
5604 @end
5605 /* }}} */
5606 /* Section Cell {{{ */
5607 @interface SectionCell : CyteTableViewCell <
5608     CyteTableViewCellDelegate
5609 > {
5610     _H<NSString> basic_;
5611     _H<NSString> section_;
5612     _H<NSString> name_;
5613     _H<NSString> count_;
5614     _H<UIImage> icon_;
5615     _H<UISwitch> switch_;
5616     BOOL editing_;
5617 }
5618
5619 - (void) setSection:(Section *)section editing:(BOOL)editing;
5620
5621 @end
5622
5623 @implementation SectionCell
5624
5625 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5626     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5627         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5628         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5629         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5630
5631         UIView *content([self contentView]);
5632         CGRect bounds([content bounds]);
5633
5634         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5635         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5636         [content addSubview:content_];
5637         [content_ setBackgroundColor:[UIColor whiteColor]];
5638
5639         [content_ setDelegate:self];
5640     } return self;
5641 }
5642
5643 - (void) onSwitch:(id)sender {
5644     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5645     if (metadata == nil) {
5646         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5647         [Sections_ setObject:metadata forKey:basic_];
5648     }
5649
5650     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5651     Changed_ = true;
5652 }
5653
5654 - (void) setSection:(Section *)section editing:(BOOL)editing {
5655     if (editing != editing_) {
5656         if (editing_)
5657             [switch_ removeFromSuperview];
5658         else
5659             [self addSubview:switch_];
5660         editing_ = editing;
5661     }
5662
5663     basic_ = nil;
5664     section_ = nil;
5665     name_ = nil;
5666     count_ = nil;
5667
5668     if (section == nil) {
5669         name_ = UCLocalize("ALL_PACKAGES");
5670         count_ = nil;
5671     } else {
5672         basic_ = [section name];
5673         section_ = [section localized];
5674
5675         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5676         count_ = [NSString stringWithFormat:@"%d", [section count]];
5677
5678         if (editing_)
5679             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5680     }
5681
5682     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5683     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5684
5685     [content_ setNeedsDisplay];
5686 }
5687
5688 - (void) setFrame:(CGRect)frame {
5689     [super setFrame:frame];
5690
5691     CGRect rect([switch_ frame]);
5692     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5693 }
5694
5695 - (NSString *) accessibilityLabel {
5696     return name_;
5697 }
5698
5699 - (void) drawContentRect:(CGRect)rect {
5700     bool highlighted(highlighted_ && !editing_);
5701
5702     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5703
5704     if (highlighted)
5705         UISetColor(White_);
5706
5707     float width(rect.size.width);
5708     if (editing_)
5709         width -= 87;
5710
5711     if (!highlighted)
5712         UISetColor(Black_);
5713     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5714
5715     CGSize size = [count_ sizeWithFont:Font14_];
5716
5717     UISetColor(White_);
5718     if (count_ != nil)
5719         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5720 }
5721
5722 @end
5723 /* }}} */
5724
5725 /* File Table {{{ */
5726 @interface FileTable : CyteViewController <
5727     UITableViewDataSource,
5728     UITableViewDelegate
5729 > {
5730     _transient Database *database_;
5731     _H<Package> package_;
5732     _H<NSString> name_;
5733     _H<NSMutableArray> files_;
5734     _H<UITableView, 2> list_;
5735 }
5736
5737 - (id) initWithDatabase:(Database *)database;
5738 - (void) setPackage:(Package *)package;
5739
5740 @end
5741
5742 @implementation FileTable
5743
5744 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5745     return files_ == nil ? 0 : [files_ count];
5746 }
5747
5748 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5749     return 24.0f;
5750 }*/
5751
5752 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5753     static NSString *reuseIdentifier = @"Cell";
5754
5755     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5756     if (cell == nil) {
5757         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5758         [cell setFont:[UIFont systemFontOfSize:16]];
5759     }
5760     [cell setText:[files_ objectAtIndex:indexPath.row]];
5761     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5762
5763     return cell;
5764 }
5765
5766 - (NSURL *) navigationURL {
5767     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5768 }
5769
5770 - (void) loadView {
5771     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5772
5773     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5774     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5775     [list_ setRowHeight:24.0f];
5776     [(UITableView *) list_ setDataSource:self];
5777     [list_ setDelegate:self];
5778     [[self view] addSubview:list_];
5779 }
5780
5781 - (void) viewDidLoad {
5782     [super viewDidLoad];
5783
5784     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5785 }
5786
5787 - (void) releaseSubviews {
5788     list_ = nil;
5789
5790     package_ = nil;
5791     files_ = nil;
5792
5793     [super releaseSubviews];
5794 }
5795
5796 - (id) initWithDatabase:(Database *)database {
5797     if ((self = [super init]) != nil) {
5798         database_ = database;
5799     } return self;
5800 }
5801
5802 - (void) setPackage:(Package *)package {
5803     package_ = nil;
5804     name_ = nil;
5805
5806     files_ = [NSMutableArray arrayWithCapacity:32];
5807
5808     if (package != nil) {
5809         package_ = package;
5810         name_ = [package id];
5811
5812         if (NSArray *files = [package files])
5813             [files_ addObjectsFromArray:files];
5814
5815         if ([files_ count] != 0) {
5816             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5817                 [files_ removeObjectAtIndex:0];
5818             [files_ sortUsingSelector:@selector(compareByPath:)];
5819
5820             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5821             [stack addObject:@"/"];
5822
5823             for (int i(0), e([files_ count]); i != e; ++i) {
5824                 NSString *file = [files_ objectAtIndex:i];
5825                 while (![file hasPrefix:[stack lastObject]])
5826                     [stack removeLastObject];
5827                 NSString *directory = [stack lastObject];
5828                 [stack addObject:[file stringByAppendingString:@"/"]];
5829                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5830                     ([stack count] - 2) * 3, "",
5831                     [file substringFromIndex:[directory length]]
5832                 ]];
5833             }
5834         }
5835     }
5836
5837     [list_ reloadData];
5838 }
5839
5840 - (void) reloadData {
5841     [super reloadData];
5842
5843     [self setPackage:[database_ packageWithName:name_]];
5844 }
5845
5846 @end
5847 /* }}} */
5848 /* Package Controller {{{ */
5849 @interface CYPackageController : CydiaWebViewController <
5850     UIActionSheetDelegate
5851 > {
5852     _transient Database *database_;
5853     _H<Package> package_;
5854     _H<NSString> name_;
5855     bool commercial_;
5856     _H<NSMutableArray> buttons_;
5857     _H<UIBarButtonItem> button_;
5858 }
5859
5860 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5861
5862 @end
5863
5864 @implementation CYPackageController
5865
5866 - (NSURL *) navigationURL {
5867     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5868 }
5869
5870 /* XXX: this is not safe at all... localization of /fail/ */
5871 - (void) _clickButtonWithName:(NSString *)name {
5872     if ([name isEqualToString:UCLocalize("CLEAR")])
5873         [delegate_ clearPackage:package_];
5874     else if ([name isEqualToString:UCLocalize("INSTALL")])
5875         [delegate_ installPackage:package_];
5876     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5877         [delegate_ installPackage:package_];
5878     else if ([name isEqualToString:UCLocalize("REMOVE")])
5879         [delegate_ removePackage:package_];
5880     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5881         [delegate_ installPackage:package_];
5882     else _assert(false);
5883 }
5884
5885 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5886     NSString *context([sheet context]);
5887
5888     if ([context isEqualToString:@"modify"]) {
5889         if (button != [sheet cancelButtonIndex]) {
5890             NSString *buttonName = [buttons_ objectAtIndex:button];
5891             [self _clickButtonWithName:buttonName];
5892         }
5893
5894         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5895     }
5896 }
5897
5898 - (bool) _allowJavaScriptPanel {
5899     return commercial_;
5900 }
5901
5902 #if !AlwaysReload
5903 - (void) _customButtonClicked {
5904     int count([buttons_ count]);
5905     if (count == 0)
5906         return;
5907
5908     if (count == 1)
5909         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5910     else {
5911         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5912         [buttons addObjectsFromArray:buttons_];
5913
5914         UIActionSheet *sheet = [[[UIActionSheet alloc]
5915             initWithTitle:nil
5916             delegate:self
5917             cancelButtonTitle:nil
5918             destructiveButtonTitle:nil
5919             otherButtonTitles:nil
5920         ] autorelease];
5921
5922         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5923         if (!IsWildcat_) {
5924            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5925            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5926         }
5927         [sheet setContext:@"modify"];
5928
5929         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5930     }
5931 }
5932
5933 // We don't want to allow non-commercial packages to do custom things to the install button,
5934 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5935 - (void) customButtonClicked {
5936     if (commercial_)
5937         [super customButtonClicked];
5938     else
5939         [self _customButtonClicked];
5940 }
5941
5942 - (void) reloadButtonClicked {
5943     // Don't reload a commerical package by tapping the loading button,
5944     // but if it's not an Install button, we should forward it on.
5945     if (![package_ uninstalled])
5946         [self _customButtonClicked];
5947 }
5948
5949 - (void) applyLoadingTitle {
5950     // Don't show "Loading" as the title. Ever.
5951 }
5952
5953 - (UIBarButtonItem *) rightButton {
5954     return button_;
5955 }
5956 #endif
5957
5958 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5959     if ((self = [super init]) != nil) {
5960         database_ = database;
5961         buttons_ = [NSMutableArray arrayWithCapacity:4];
5962         name_ = name == nil ? @"" : [NSString stringWithString:name];
5963         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5964     } return self;
5965 }
5966
5967 - (void) reloadData {
5968     [super reloadData];
5969
5970     package_ = [database_ packageWithName:name_];
5971
5972     [buttons_ removeAllObjects];
5973
5974     if (package_ != nil) {
5975         [(Package *) package_ parse];
5976
5977         commercial_ = [package_ isCommercial];
5978
5979         if ([package_ mode] != nil)
5980             [buttons_ addObject:UCLocalize("CLEAR")];
5981         if ([package_ source] == nil);
5982         else if ([package_ upgradableAndEssential:NO])
5983             [buttons_ addObject:UCLocalize("UPGRADE")];
5984         else if ([package_ uninstalled])
5985             [buttons_ addObject:UCLocalize("INSTALL")];
5986         else
5987             [buttons_ addObject:UCLocalize("REINSTALL")];
5988         if (![package_ uninstalled])
5989             [buttons_ addObject:UCLocalize("REMOVE")];
5990     }
5991
5992     NSString *title;
5993     switch ([buttons_ count]) {
5994         case 0: title = nil; break;
5995         case 1: title = [buttons_ objectAtIndex:0]; break;
5996         default: title = UCLocalize("MODIFY"); break;
5997     }
5998
5999     button_ = [[[UIBarButtonItem alloc]
6000         initWithTitle:title
6001         style:UIBarButtonItemStylePlain
6002         target:self
6003         action:@selector(customButtonClicked)
6004     ] autorelease];
6005 }
6006
6007 - (bool) isLoading {
6008     return commercial_ ? [super isLoading] : false;
6009 }
6010
6011 @end
6012 /* }}} */
6013
6014 /* Package List Controller {{{ */
6015 @interface PackageListController : CyteViewController <
6016     UITableViewDataSource,
6017     UITableViewDelegate
6018 > {
6019     _transient Database *database_;
6020     unsigned era_;
6021     _H<NSArray> packages_;
6022     _H<NSMutableArray> sections_;
6023     _H<UITableView, 2> list_;
6024     _H<NSMutableArray> index_;
6025     _H<NSMutableDictionary> indices_;
6026     _H<NSString> title_;
6027     unsigned reloading_;
6028 }
6029
6030 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6031 - (void) setDelegate:(id)delegate;
6032 - (void) resetCursor;
6033 - (void) clearData;
6034
6035 @end
6036
6037 @implementation PackageListController
6038
6039 - (bool) isSummarized {
6040     return false;
6041 }
6042
6043 - (bool) showsSections {
6044     return true;
6045 }
6046
6047 - (void) deselectWithAnimation:(BOOL)animated {
6048     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6049 }
6050
6051 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6052     CGRect base = [[self view] bounds];
6053     base.size.height -= bounds.size.height;
6054     base.origin = [list_ frame].origin;
6055
6056     [UIView beginAnimations:nil context:NULL];
6057     [UIView setAnimationBeginsFromCurrentState:YES];
6058     [UIView setAnimationCurve:curve];
6059     [UIView setAnimationDuration:duration];
6060     [list_ setFrame:base];
6061     [UIView commitAnimations];
6062 }
6063
6064 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6065     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6066 }
6067
6068 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6069     [self resizeForKeyboardBounds:bounds duration:0];
6070 }
6071
6072 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6073     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6074         *curve = UIViewAnimationCurveEaseInOut;
6075     else
6076         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6077
6078     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6079         *duration = 0.3;
6080     else
6081         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6082 }
6083
6084 - (void) keyboardWillShow:(NSNotification *)notification {
6085     CGRect bounds;
6086     CGPoint center;
6087     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6088     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6089
6090     NSTimeInterval duration;
6091     UIViewAnimationCurve curve;
6092     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6093
6094     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);
6095     UIViewController *base = self;
6096     while ([base parentViewController] != nil)
6097         base = [base parentViewController];
6098     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6099     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6100
6101     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6102         intersection.size.height += CYStatusBarHeight();
6103
6104     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6105 }
6106
6107 - (void) keyboardWillHide:(NSNotification *)notification {
6108     NSTimeInterval duration;
6109     UIViewAnimationCurve curve;
6110     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6111
6112     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6113 }
6114
6115 - (void) viewWillAppear:(BOOL)animated {
6116     [super viewWillAppear:animated];
6117
6118     [self resizeForKeyboardBounds:CGRectZero];
6119     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6120     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6121 }
6122
6123 - (void) viewWillDisappear:(BOOL)animated {
6124     [super viewWillDisappear:animated];
6125
6126     [self resizeForKeyboardBounds:CGRectZero];
6127     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6128     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6129 }
6130
6131 - (void) viewDidAppear:(BOOL)animated {
6132     [super viewDidAppear:animated];
6133     [self deselectWithAnimation:animated];
6134 }
6135
6136 - (void) didSelectPackage:(Package *)package {
6137     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6138     [view setDelegate:delegate_];
6139     [[self navigationController] pushViewController:view animated:YES];
6140 }
6141
6142 #if TryIndexedCollation
6143 + (BOOL) hasIndexedCollation {
6144     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6145 }
6146 #endif
6147
6148 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6149     NSInteger count([sections_ count]);
6150     return count == 0 ? 1 : count;
6151 }
6152
6153 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6154     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6155         return nil;
6156     return [[sections_ objectAtIndex:section] name];
6157 }
6158
6159 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6160     if ([sections_ count] == 0)
6161         return 0;
6162     return [[sections_ objectAtIndex:section] count];
6163 }
6164
6165 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6166 @synchronized (database_) {
6167     if ([database_ era] != era_)
6168         return nil;
6169
6170     Section *section([sections_ objectAtIndex:[path section]]);
6171     NSInteger row([path row]);
6172     Package *package([packages_ objectAtIndex:([section row] + row)]);
6173     return [[package retain] autorelease];
6174 } }
6175
6176 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6177     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6178     if (cell == nil)
6179         cell = [[[PackageCell alloc] init] autorelease];
6180
6181     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6182     [cell setPackage:package asSummary:[self isSummarized]];
6183     return cell;
6184 }
6185
6186 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6187     Package *package([self packageAtIndexPath:path]);
6188     package = [database_ packageWithName:[package id]];
6189     [self didSelectPackage:package];
6190 }
6191
6192 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6193     if (![self showsSections])
6194         return nil;
6195
6196     return index_;
6197 }
6198
6199 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6200 #if TryIndexedCollation
6201     if ([[self class] hasIndexedCollation]) {
6202         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6203     }
6204 #endif
6205
6206     return index;
6207 }
6208
6209 - (void) updateHeight {
6210     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6211 }
6212
6213 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6214     if ((self = [super init]) != nil) {
6215         database_ = database;
6216         title_ = [title copy];
6217         [[self navigationItem] setTitle:title_];
6218     } return self;
6219 }
6220
6221 - (void) loadView {
6222     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6223
6224     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6225     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6226     [[self view] addSubview:list_];
6227
6228     // XXX: is 20 the most optimal number here?
6229     [list_ setSectionIndexMinimumDisplayRowCount:20];
6230
6231     [(UITableView *) list_ setDataSource:self];
6232     [list_ setDelegate:self];
6233
6234     [self updateHeight];
6235 }
6236
6237 - (void) releaseSubviews {
6238     list_ = nil;
6239
6240     packages_ = nil;
6241     sections_ = nil;
6242     index_ = nil;
6243     indices_ = nil;
6244
6245     [super releaseSubviews];
6246 }
6247
6248 - (void) setDelegate:(id)delegate {
6249     delegate_ = delegate;
6250 }
6251
6252 - (bool) shouldYield {
6253     return false;
6254 }
6255
6256 - (bool) shouldBlock {
6257     return false;
6258 }
6259
6260 - (NSMutableArray *) _reloadPackages {
6261 @synchronized (database_) {
6262     era_ = [database_ era];
6263     NSArray *packages([database_ packages]);
6264
6265     return [NSMutableArray arrayWithArray:packages];
6266 } }
6267
6268 - (void) _reloadData {
6269     if (reloading_ != 0) {
6270         reloading_ = 2;
6271         return;
6272     }
6273
6274     NSArray *packages;
6275
6276   reload:
6277     if ([self shouldYield]) {
6278         do {
6279             UIProgressHUD *hud;
6280
6281             if (![self shouldBlock])
6282                 hud = nil;
6283             else {
6284                 hud = [delegate_ addProgressHUD];
6285                 [hud setText:UCLocalize("LOADING")];
6286             }
6287
6288             reloading_ = 1;
6289             packages = [self yieldToSelector:@selector(_reloadPackages)];
6290
6291             if (hud != nil)
6292                 [delegate_ removeProgressHUD:hud];
6293         } while (reloading_ == 2);
6294     } else {
6295         packages = [self _reloadPackages];
6296     }
6297
6298 @synchronized (database_) {
6299     if (era_ != [database_ era])
6300         goto reload;
6301     reloading_ = 0;
6302
6303     packages_ = packages;
6304
6305     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6306     sections_ = [NSMutableArray arrayWithCapacity:16];
6307
6308     Section *section = nil;
6309
6310 #if TryIndexedCollation
6311     if ([[self class] hasIndexedCollation]) {
6312         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6313
6314         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6315         NSArray *titles = [collation sectionIndexTitles];
6316         int secidx = -1;
6317
6318         _profile(PackageTable$reloadData$Section)
6319             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6320                 Package *package;
6321                 int index;
6322
6323                 _profile(PackageTable$reloadData$Section$Package)
6324                     package = [packages_ objectAtIndex:offset];
6325                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6326                 _end
6327
6328                 while (secidx < index) {
6329                     secidx += 1;
6330
6331                     _profile(PackageTable$reloadData$Section$Allocate)
6332                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6333                     _end
6334
6335                     _profile(PackageTable$reloadData$Section$Add)
6336                         [sections_ addObject:section];
6337                     _end
6338                 }
6339
6340                 [section addToCount];
6341             }
6342         _end
6343     } else
6344 #endif
6345     {
6346         index_ = [NSMutableArray arrayWithCapacity:32];
6347
6348         bool sectioned([self showsSections]);
6349         if (!sectioned) {
6350             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6351             [sections_ addObject:section];
6352         }
6353
6354         _profile(PackageTable$reloadData$Section)
6355             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6356                 Package *package;
6357                 unichar index;
6358
6359                 _profile(PackageTable$reloadData$Section$Package)
6360                     package = [packages_ objectAtIndex:offset];
6361                     index = [package index];
6362                 _end
6363
6364                 if (sectioned && (section == nil || [section index] != index)) {
6365                     _profile(PackageTable$reloadData$Section$Allocate)
6366                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6367                     _end
6368
6369                     [index_ addObject:[section name]];
6370                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6371
6372                     _profile(PackageTable$reloadData$Section$Add)
6373                         [sections_ addObject:section];
6374                     _end
6375                 }
6376
6377                 [section addToCount];
6378             }
6379         _end
6380     }
6381
6382     [self updateHeight];
6383
6384     _profile(PackageTable$reloadData$List)
6385         [(UITableView *) list_ setDataSource:self];
6386         [list_ reloadData];
6387     _end
6388 } }
6389
6390 - (void) reloadData {
6391     [super reloadData];
6392
6393     if ([self shouldYield])
6394         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6395     else
6396         [self _reloadData];
6397 }
6398
6399 - (void) resetCursor {
6400     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6401 }
6402
6403 - (void) clearData {
6404     [self updateHeight];
6405
6406     [list_ setDataSource:nil];
6407     [list_ reloadData];
6408
6409     [self resetCursor];
6410 }
6411
6412 @end
6413 /* }}} */
6414 /* Filtered Package List Controller {{{ */
6415 @interface FilteredPackageListController : PackageListController {
6416     SEL filter_;
6417     IMP imp_;
6418     _H<NSObject> object_;
6419 }
6420
6421 - (void) setObject:(id)object;
6422 - (void) setObject:(id)object forFilter:(SEL)filter;
6423
6424 - (SEL) filter;
6425 - (void) setFilter:(SEL)filter;
6426
6427 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6428
6429 @end
6430
6431 @implementation FilteredPackageListController
6432
6433 - (SEL) filter {
6434     return filter_;
6435 }
6436
6437 - (void) setFilter:(SEL)filter {
6438 @synchronized (self) {
6439     filter_ = filter;
6440
6441     /* XXX: this is an unsafe optimization of doomy hell */
6442     Method method(class_getInstanceMethod([Package class], filter));
6443     _assert(method != NULL);
6444     imp_ = method_getImplementation(method);
6445     _assert(imp_ != NULL);
6446 } }
6447
6448 - (void) setObject:(id)object {
6449 @synchronized (self) {
6450     object_ = object;
6451 } }
6452
6453 - (void) setObject:(id)object forFilter:(SEL)filter {
6454 @synchronized (self) {
6455     [self setFilter:filter];
6456     [self setObject:object];
6457 } }
6458
6459 - (NSMutableArray *) _reloadPackages {
6460 @synchronized (database_) {
6461     era_ = [database_ era];
6462     NSArray *packages([database_ packages]);
6463
6464     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6465
6466     IMP imp;
6467     SEL filter;
6468     _H<NSObject> object;
6469
6470     @synchronized (self) {
6471         imp = imp_;
6472         filter = filter_;
6473         object = object_;
6474     }
6475
6476     _profile(PackageTable$reloadData$Filter)
6477         for (Package *package in packages)
6478             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6479                 [filtered addObject:package];
6480     _end
6481
6482     return filtered;
6483 } }
6484
6485 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6486     if ((self = [super initWithDatabase:database title:title]) != nil) {
6487         [self setFilter:filter];
6488         [self setObject:object];
6489     } return self;
6490 }
6491
6492 @end
6493 /* }}} */
6494
6495 /* Home Controller {{{ */
6496 @interface HomeController : CydiaWebViewController {
6497 }
6498
6499 @end
6500
6501 @implementation HomeController
6502
6503 - (id) init {
6504     if ((self = [super init]) != nil) {
6505         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6506         [self reloadData];
6507     } return self;
6508 }
6509
6510 - (NSURL *) navigationURL {
6511     return [NSURL URLWithString:@"cydia://home"];
6512 }
6513
6514 - (void) didReceiveMemoryWarning {
6515 }
6516
6517 - (void) aboutButtonClicked {
6518     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6519
6520     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6521     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6522     [alert setCancelButtonIndex:0];
6523
6524     [alert setMessage:
6525         @"Copyright \u00a9 2008-2011\n"
6526         "SaurikIT, LLC\n"
6527         "\n"
6528         "Jay Freeman (saurik)\n"
6529         "saurik@saurik.com\n"
6530         "http://www.saurik.com/"
6531     ];
6532
6533     [alert show];
6534 }
6535
6536 - (UIBarButtonItem *) leftButton {
6537     return [[[UIBarButtonItem alloc]
6538         initWithTitle:UCLocalize("ABOUT")
6539         style:UIBarButtonItemStylePlain
6540         target:self
6541         action:@selector(aboutButtonClicked)
6542     ] autorelease];
6543 }
6544
6545 @end
6546 /* }}} */
6547 /* Manage Controller {{{ */
6548 @interface ManageController : CydiaWebViewController {
6549 }
6550
6551 - (void) queueStatusDidChange;
6552
6553 @end
6554
6555 @implementation ManageController
6556
6557 - (id) init {
6558     if ((self = [super init]) != nil) {
6559         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6560     } return self;
6561 }
6562
6563 - (NSURL *) navigationURL {
6564     return [NSURL URLWithString:@"cydia://manage"];
6565 }
6566
6567 - (UIBarButtonItem *) leftButton {
6568     return [[[UIBarButtonItem alloc]
6569         initWithTitle:UCLocalize("SETTINGS")
6570         style:UIBarButtonItemStylePlain
6571         target:self
6572         action:@selector(settingsButtonClicked)
6573     ] autorelease];
6574 }
6575
6576 - (void) settingsButtonClicked {
6577     [delegate_ showSettings];
6578 }
6579
6580 - (void) queueButtonClicked {
6581     [delegate_ queue];
6582 }
6583
6584 - (UIBarButtonItem *) rightButton {
6585     return Queuing_ ? [[[UIBarButtonItem alloc]
6586         initWithTitle:UCLocalize("QUEUE")
6587         style:UIBarButtonItemStyleDone
6588         target:self
6589         action:@selector(queueButtonClicked)
6590     ] autorelease] : nil;
6591 }
6592
6593 - (void) queueStatusDidChange {
6594     [self applyRightButton];
6595 }
6596
6597 - (bool) isLoading {
6598     return !Queuing_ && [super isLoading];
6599 }
6600
6601 @end
6602 /* }}} */
6603
6604 /* Refresh Bar {{{ */
6605 @interface RefreshBar : UINavigationBar {
6606     _H<UIProgressIndicator> indicator_;
6607     _H<UITextLabel> prompt_;
6608     _H<UIProgressBar> progress_;
6609     _H<UINavigationButton> cancel_;
6610 }
6611
6612 @end
6613
6614 @implementation RefreshBar
6615
6616 - (void) positionViews {
6617     CGRect frame = [cancel_ frame];
6618     frame.size = [cancel_ sizeThatFits:frame.size];
6619     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6620     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6621     [cancel_ setFrame:frame];
6622
6623     CGSize prgsize = {75, 100};
6624     CGRect prgrect = {{
6625         [self frame].size.width - prgsize.width - 10,
6626         ([self frame].size.height - prgsize.height) / 2
6627     } , prgsize};
6628     [progress_ setFrame:prgrect];
6629
6630     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6631     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6632     CGRect indrect = {{indoffset, indoffset}, indsize};
6633     [indicator_ setFrame:indrect];
6634
6635     CGSize prmsize = {215, indsize.height + 4};
6636     CGRect prmrect = {{
6637         indoffset * 2 + indsize.width,
6638         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6639     }, prmsize};
6640     [prompt_ setFrame:prmrect];
6641 }
6642
6643 - (void) setFrame:(CGRect)frame {
6644     [super setFrame:frame];
6645     [self positionViews];
6646 }
6647
6648 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6649     if ((self = [super initWithFrame:frame]) != nil) {
6650         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6651
6652         [self setBarStyle:UIBarStyleBlack];
6653
6654         UIBarStyle barstyle([self _barStyle:NO]);
6655         bool ugly(barstyle == UIBarStyleDefault);
6656
6657         UIProgressIndicatorStyle style = ugly ?
6658             UIProgressIndicatorStyleMediumBrown :
6659             UIProgressIndicatorStyleMediumWhite;
6660
6661         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6662         [(UIProgressIndicator *) indicator_ setStyle:style];
6663         [indicator_ startAnimation];
6664         [self addSubview:indicator_];
6665
6666         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6667         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6668         [prompt_ setBackgroundColor:[UIColor clearColor]];
6669         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6670         [self addSubview:prompt_];
6671
6672         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6673         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6674         [(UIProgressBar *) progress_ setStyle:0];
6675         [self addSubview:progress_];
6676
6677         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6678         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6679         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6680         [cancel_ setBarStyle:barstyle];
6681
6682         [self positionViews];
6683     } return self;
6684 }
6685
6686 - (void) setCancellable:(bool)cancellable {
6687     if (cancellable)
6688         [self addSubview:cancel_];
6689     else
6690         [cancel_ removeFromSuperview];
6691 }
6692
6693 - (void) start {
6694     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6695     [progress_ setProgress:0];
6696 }
6697
6698 - (void) stop {
6699     [self setCancellable:NO];
6700 }
6701
6702 - (void) setPrompt:(NSString *)prompt {
6703     [prompt_ setText:prompt];
6704 }
6705
6706 - (void) setProgress:(float)progress {
6707     [progress_ setProgress:progress];
6708 }
6709
6710 @end
6711 /* }}} */
6712
6713 /* Cydia Navigation Controller Interface {{{ */
6714 @interface UINavigationController (Cydia)
6715
6716 - (NSArray *) navigationURLCollection;
6717 - (void) unloadData;
6718
6719 @end
6720 /* }}} */
6721
6722 /* Cydia Tab Bar Controller {{{ */
6723 @interface CYTabBarController : UITabBarController <
6724     UITabBarControllerDelegate,
6725     ProgressDelegate
6726 > {
6727     _transient Database *database_;
6728     _H<RefreshBar, 1> refreshbar_;
6729
6730     bool dropped_;
6731     bool updating_;
6732     // XXX: ok, "updatedelegate_"?...
6733     _transient NSObject<CydiaDelegate> *updatedelegate_;
6734
6735     _H<UIViewController> remembered_;
6736     _transient UIViewController *transient_;
6737 }
6738
6739 - (NSArray *) navigationURLCollection;
6740 - (void) dropBar:(BOOL)animated;
6741 - (void) beginUpdate;
6742 - (void) raiseBar:(BOOL)animated;
6743 - (BOOL) updating;
6744 - (void) unloadData;
6745
6746 @end
6747
6748 @implementation CYTabBarController
6749
6750 - (void) setUnselectedViewController:(UIViewController *)transient {
6751     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6752     if (transient != nil) {
6753         if (transient_ == nil)
6754             remembered_ = [controllers objectAtIndex:0];
6755         transient_ = transient;
6756         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6757         [controllers replaceObjectAtIndex:0 withObject:transient_];
6758         [self setSelectedIndex:0];
6759         [self setViewControllers:controllers];
6760         [self concealTabBarSelection];
6761     } else if (remembered_ != nil) {
6762         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6763         transient_ = transient;
6764         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6765         remembered_ = nil;
6766         [self setViewControllers:controllers];
6767         [self revealTabBarSelection];
6768     }
6769 }
6770
6771 - (UIViewController *) unselectedViewController {
6772     return transient_;
6773 }
6774
6775 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6776     if ([self unselectedViewController])
6777         [self setUnselectedViewController:nil];
6778 }
6779
6780 - (NSArray *) navigationURLCollection {
6781     NSMutableArray *items([NSMutableArray array]);
6782
6783     // XXX: Should this deal with transient view controllers?
6784     for (id navigation in [self viewControllers]) {
6785         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6786         if (stack != nil)
6787             [items addObject:stack];
6788     }
6789
6790     return items;
6791 }
6792
6793 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6794     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6795         [self setUnselectedViewController:nil];
6796     else
6797         [super dismissModalViewControllerAnimated:YES];
6798 }
6799
6800 - (void) unloadData {
6801     [super unloadData];
6802
6803     for (UINavigationController *controller in [self viewControllers])
6804         [controller unloadData];
6805
6806     if (UIViewController *selected = [self selectedViewController])
6807         [selected reloadData];
6808
6809     if (UIViewController *unselected = [self unselectedViewController]) {
6810         [unselected unloadData];
6811         [unselected reloadData];
6812     }
6813 }
6814
6815 - (void) dealloc {
6816     [[NSNotificationCenter defaultCenter] removeObserver:self];
6817
6818     [super dealloc];
6819 }
6820
6821 - (id) initWithDatabase:(Database *)database {
6822     if ((self = [super init]) != nil) {
6823         database_ = database;
6824         [self setDelegate:self];
6825
6826         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6827         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6828
6829         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6830     } return self;
6831 }
6832
6833 - (void) setUpdate:(NSDate *)date {
6834     [self beginUpdate];
6835 }
6836
6837 - (void) beginUpdate {
6838     [(RefreshBar *) refreshbar_ start];
6839     [self dropBar:YES];
6840
6841     [updatedelegate_ retainNetworkActivityIndicator];
6842     updating_ = true;
6843
6844     [NSThread
6845         detachNewThreadSelector:@selector(performUpdate)
6846         toTarget:self
6847         withObject:nil
6848     ];
6849 }
6850
6851 - (void) performUpdate {
6852     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6853
6854     Status status;
6855     status.setDelegate(self);
6856     [database_ updateWithStatus:status];
6857
6858     [self
6859         performSelectorOnMainThread:@selector(completeUpdate)
6860         withObject:nil
6861         waitUntilDone:NO
6862     ];
6863
6864     [pool release];
6865 }
6866
6867 - (void) stopUpdateWithSelector:(SEL)selector {
6868     updating_ = false;
6869     [updatedelegate_ releaseNetworkActivityIndicator];
6870
6871     [self raiseBar:YES];
6872     [refreshbar_ stop];
6873
6874     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6875 }
6876
6877 - (void) completeUpdate {
6878     if (!updating_)
6879         return;
6880     [self stopUpdateWithSelector:@selector(reloadData)];
6881 }
6882
6883 - (void) cancelUpdate {
6884     [self stopUpdateWithSelector:@selector(updateData)];
6885 }
6886
6887 - (void) cancelPressed {
6888     [self cancelUpdate];
6889 }
6890
6891 - (BOOL) updating {
6892     return updating_;
6893 }
6894
6895 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6896     [refreshbar_ setPrompt:[event compoundMessage]];
6897 }
6898
6899 - (bool) isProgressCancelled {
6900     return !updating_;
6901 }
6902
6903 - (void) setProgressCancellable:(NSNumber *)cancellable {
6904     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6905 }
6906
6907 - (void) setProgressPercent:(NSNumber *)percent {
6908     [refreshbar_ setProgress:[percent floatValue]];
6909 }
6910
6911 - (void) setProgressStatus:(NSDictionary *)status {
6912     if (status != nil)
6913         [self setProgressPercent:[status objectForKey:@"Percent"]];
6914 }
6915
6916 - (void) setUpdateDelegate:(id)delegate {
6917     updatedelegate_ = delegate;
6918 }
6919
6920 - (UIView *) transitionView {
6921     if ([self respondsToSelector:@selector(_transitionView)])
6922         return [self _transitionView];
6923     else
6924         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6925 }
6926
6927 - (void) dropBar:(BOOL)animated {
6928     if (dropped_)
6929         return;
6930     dropped_ = true;
6931
6932     UIView *transition([self transitionView]);
6933     [[self view] addSubview:refreshbar_];
6934
6935     CGRect barframe([refreshbar_ frame]);
6936
6937     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6938         barframe.origin.y = CYStatusBarHeight();
6939     else
6940         barframe.origin.y = 0;
6941
6942     [refreshbar_ setFrame:barframe];
6943
6944     if (animated)
6945         [UIView beginAnimations:nil context:NULL];
6946
6947     CGRect viewframe = [transition frame];
6948     viewframe.origin.y += barframe.size.height;
6949     viewframe.size.height -= barframe.size.height;
6950     [transition setFrame:viewframe];
6951
6952     if (animated)
6953         [UIView commitAnimations];
6954
6955     // Ensure bar has the proper width for our view, it might have changed
6956     barframe.size.width = viewframe.size.width;
6957     [refreshbar_ setFrame:barframe];
6958 }
6959
6960 - (void) raiseBar:(BOOL)animated {
6961     if (!dropped_)
6962         return;
6963     dropped_ = false;
6964
6965     UIView *transition([self transitionView]);
6966     [refreshbar_ removeFromSuperview];
6967
6968     CGRect barframe([refreshbar_ frame]);
6969
6970     if (animated)
6971         [UIView beginAnimations:nil context:NULL];
6972
6973     CGRect viewframe = [transition frame];
6974     viewframe.origin.y -= barframe.size.height;
6975     viewframe.size.height += barframe.size.height;
6976     [transition setFrame:viewframe];
6977
6978     if (animated)
6979         [UIView commitAnimations];
6980 }
6981
6982 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6983     bool dropped(dropped_);
6984
6985     if (dropped)
6986         [self raiseBar:NO];
6987
6988     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6989
6990     if (dropped)
6991         [self dropBar:NO];
6992 }
6993
6994 - (void) statusBarFrameChanged:(NSNotification *)notification {
6995     if (dropped_) {
6996         [self raiseBar:NO];
6997         [self dropBar:NO];
6998     }
6999 }
7000
7001 @end
7002 /* }}} */
7003
7004 /* Cydia Navigation Controller Implementation {{{ */
7005 @implementation UINavigationController (Cydia)
7006
7007 - (NSArray *) navigationURLCollection {
7008     NSMutableArray *stack([NSMutableArray array]);
7009
7010     for (CyteViewController *controller in [self viewControllers]) {
7011         NSString *url = [[controller navigationURL] absoluteString];
7012         if (url != nil)
7013             [stack addObject:url];
7014     }
7015
7016     return stack;
7017 }
7018
7019 - (void) reloadData {
7020     [super reloadData];
7021
7022     UIViewController *visible([self visibleViewController]);
7023     if (visible != nil)
7024         [visible reloadData];
7025
7026     // on the iPad, this view controller is ALSO visible. :(
7027     if (IsWildcat_)
7028         if (UIViewController *top = [self topViewController])
7029             if (top != visible)
7030                 [top reloadData];
7031 }
7032
7033 - (void) unloadData {
7034     for (CyteViewController *page in [self viewControllers])
7035         [page unloadData];
7036
7037     [super unloadData];
7038 }
7039
7040 @end
7041 /* }}} */
7042
7043 /* Cydia:// Protocol {{{ */
7044 @interface CydiaURLProtocol : NSURLProtocol {
7045 }
7046
7047 @end
7048
7049 @implementation CydiaURLProtocol
7050
7051 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7052     NSURL *url([request URL]);
7053     if (url == nil)
7054         return NO;
7055
7056     NSString *scheme([[url scheme] lowercaseString]);
7057     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7058         return YES;
7059     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7060         return YES;
7061
7062     return NO;
7063 }
7064
7065 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7066     return request;
7067 }
7068
7069 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7070     id<NSURLProtocolClient> client([self client]);
7071     if (icon == nil)
7072         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7073     else {
7074         NSData *data(UIImagePNGRepresentation(icon));
7075
7076         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7077         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7078         [client URLProtocol:self didLoadData:data];
7079         [client URLProtocolDidFinishLoading:self];
7080     }
7081 }
7082
7083 - (void) startLoading {
7084     id<NSURLProtocolClient> client([self client]);
7085     NSURLRequest *request([self request]);
7086
7087     NSURL *url([request URL]);
7088     NSString *href([url absoluteString]);
7089     NSString *scheme([[url scheme] lowercaseString]);
7090
7091     NSString *path;
7092
7093     if ([scheme isEqualToString:@"cydia"])
7094         path = [href substringFromIndex:8];
7095     else if ([scheme isEqualToString:@"about"])
7096         path = [href substringFromIndex:12];
7097     else _assert(false);
7098
7099     NSRange slash([path rangeOfString:@"/"]);
7100
7101     NSString *command;
7102     if (slash.location == NSNotFound) {
7103         command = path;
7104         path = nil;
7105     } else {
7106         command = [path substringToIndex:slash.location];
7107         path = [path substringFromIndex:(slash.location + 1)];
7108     }
7109
7110     Database *database([Database sharedInstance]);
7111
7112     if ([command isEqualToString:@"package-icon"]) {
7113         if (path == nil)
7114             goto fail;
7115         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7116         Package *package([database packageWithName:path]);
7117         if (package == nil)
7118             goto fail;
7119         [package parse];
7120         UIImage *icon([package icon]);
7121         [self _returnPNGWithImage:icon forRequest:request];
7122     } else if ([command isEqualToString:@"uikit-image"]) {
7123         if (path == nil)
7124             goto fail;
7125         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7126         UIImage *icon(_UIImageWithName(path));
7127         [self _returnPNGWithImage:icon forRequest:request];
7128     } else if ([command isEqualToString:@"section-icon"]) {
7129         if (path == nil)
7130             goto fail;
7131         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7132         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7133         if (icon == nil)
7134             icon = [UIImage applicationImageNamed:@"unknown.png"];
7135         [self _returnPNGWithImage:icon forRequest:request];
7136     } else fail: {
7137         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7138     }
7139 }
7140
7141 - (void) stopLoading {
7142 }
7143
7144 @end
7145 /* }}} */
7146
7147 /* Section Controller {{{ */
7148 @interface SectionController : FilteredPackageListController {
7149     _H<NSString> section_;
7150 }
7151
7152 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7153
7154 @end
7155
7156 @implementation SectionController
7157
7158 - (NSURL *) navigationURL {
7159     NSString *name = section_;
7160     if (name == nil)
7161         name = @"all";
7162
7163     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7164 }
7165
7166 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7167     NSString *title;
7168     if (name == nil)
7169         title = UCLocalize("ALL_PACKAGES");
7170     else if (![name isEqual:@""])
7171         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7172     else
7173         title = UCLocalize("NO_SECTION");
7174
7175     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7176         section_ = name;
7177     } return self;
7178 }
7179
7180 @end
7181 /* }}} */
7182 /* Sections Controller {{{ */
7183 @interface SectionsController : CyteViewController <
7184     UITableViewDataSource,
7185     UITableViewDelegate
7186 > {
7187     _transient Database *database_;
7188     _H<NSMutableArray> sections_;
7189     _H<NSMutableArray> filtered_;
7190     _H<UITableView, 2> list_;
7191 }
7192
7193 - (id) initWithDatabase:(Database *)database;
7194 - (void) editButtonClicked;
7195
7196 @end
7197
7198 @implementation SectionsController
7199
7200 - (NSURL *) navigationURL {
7201     return [NSURL URLWithString:@"cydia://sections"];
7202 }
7203
7204 - (void) updateNavigationItem {
7205     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7206     if ([sections_ count] == 0) {
7207         [[self navigationItem] setRightBarButtonItem:nil];
7208     } else {
7209         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7210             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7211             target:self
7212             action:@selector(editButtonClicked)
7213         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7214     }
7215 }
7216
7217 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7218     [super setEditing:editing animated:animated];
7219
7220     if (editing)
7221         [list_ reloadData];
7222     else
7223         [delegate_ updateData];
7224
7225     [self updateNavigationItem];
7226 }
7227
7228 - (void) viewDidAppear:(BOOL)animated {
7229     [super viewDidAppear:animated];
7230     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7231 }
7232
7233 - (void) viewWillDisappear:(BOOL)animated {
7234     [super viewWillDisappear:animated];
7235     if ([self isEditing]) [self setEditing:NO];
7236 }
7237
7238 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7239     Section *section = nil;
7240     int index = [indexPath row];
7241     if (![self isEditing]) {
7242         index -= 1;
7243         if (index >= 0)
7244             section = [filtered_ objectAtIndex:index];
7245     } else {
7246         section = [sections_ objectAtIndex:index];
7247     }
7248     return section;
7249 }
7250
7251 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7252     if ([self isEditing])
7253         return [sections_ count];
7254     else
7255         return [filtered_ count] + 1;
7256 }
7257
7258 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7259     return 45.0f;
7260 }*/
7261
7262 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7263     static NSString *reuseIdentifier = @"SectionCell";
7264
7265     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7266     if (cell == nil)
7267         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7268
7269     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7270
7271     return cell;
7272 }
7273
7274 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7275     if ([self isEditing])
7276         return;
7277
7278     Section *section = [self sectionAtIndexPath:indexPath];
7279
7280     SectionController *controller = [[[SectionController alloc]
7281         initWithDatabase:database_
7282         section:[section name]
7283     ] autorelease];
7284     [controller setDelegate:delegate_];
7285
7286     [[self navigationController] pushViewController:controller animated:YES];
7287 }
7288
7289 - (void) loadView {
7290     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7291
7292     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7293     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7294     [list_ setRowHeight:45.0f];
7295     [(UITableView *) list_ setDataSource:self];
7296     [list_ setDelegate:self];
7297     [[self view] addSubview:list_];
7298 }
7299
7300 - (void) viewDidLoad {
7301     [super viewDidLoad];
7302
7303     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7304 }
7305
7306 - (void) releaseSubviews {
7307     list_ = nil;
7308
7309     sections_ = nil;
7310     filtered_ = nil;
7311
7312     [super releaseSubviews];
7313 }
7314
7315 - (id) initWithDatabase:(Database *)database {
7316     if ((self = [super init]) != nil) {
7317         database_ = database;
7318     } return self;
7319 }
7320
7321 - (void) reloadData {
7322     [super reloadData];
7323
7324     NSArray *packages = [database_ packages];
7325
7326     sections_ = [NSMutableArray arrayWithCapacity:16];
7327     filtered_ = [NSMutableArray arrayWithCapacity:16];
7328
7329     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7330
7331     _trace();
7332     for (Package *package in packages) {
7333         NSString *name([package section]);
7334         NSString *key(name == nil ? @"" : name);
7335
7336         Section *section;
7337
7338         _profile(SectionsView$reloadData$Section)
7339             section = [sections objectForKey:key];
7340             if (section == nil) {
7341                 _profile(SectionsView$reloadData$Section$Allocate)
7342                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7343                     [sections setObject:section forKey:key];
7344                 _end
7345             }
7346         _end
7347
7348         [section addToCount];
7349
7350         _profile(SectionsView$reloadData$Filter)
7351             if (![package valid] || ![package visible])
7352                 continue;
7353         _end
7354
7355         [section addToRow];
7356     }
7357     _trace();
7358
7359     [sections_ addObjectsFromArray:[sections allValues]];
7360
7361     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7362
7363     for (Section *section in (id) sections_) {
7364         size_t count([section row]);
7365         if (count == 0)
7366             continue;
7367
7368         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7369         [section setCount:count];
7370         [filtered_ addObject:section];
7371     }
7372
7373     [self updateNavigationItem];
7374     [list_ reloadData];
7375     _trace();
7376 }
7377
7378 - (void) editButtonClicked {
7379     [self setEditing:![self isEditing] animated:YES];
7380 }
7381
7382 @end
7383 /* }}} */
7384
7385 /* Changes Controller {{{ */
7386 @interface ChangesController : CyteViewController <
7387     UITableViewDataSource,
7388     UITableViewDelegate
7389 > {
7390     _transient Database *database_;
7391     unsigned era_;
7392     _H<NSArray> packages_;
7393     _H<NSMutableArray> sections_;
7394     _H<UITableView, 2> list_;
7395     unsigned upgrades_;
7396 }
7397
7398 - (id) initWithDatabase:(Database *)database;
7399
7400 @end
7401
7402 @implementation ChangesController
7403
7404 - (NSURL *) navigationURL {
7405     return [NSURL URLWithString:@"cydia://changes"];
7406 }
7407
7408 - (void) viewDidAppear:(BOOL)animated {
7409     [super viewDidAppear:animated];
7410     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7411 }
7412
7413 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7414     NSInteger count([sections_ count]);
7415     return count == 0 ? 1 : count;
7416 }
7417
7418 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7419     if ([sections_ count] == 0)
7420         return nil;
7421     return [[sections_ objectAtIndex:section] name];
7422 }
7423
7424 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7425     if ([sections_ count] == 0)
7426         return 0;
7427     return [[sections_ objectAtIndex:section] count];
7428 }
7429
7430 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7431 @synchronized (database_) {
7432     if ([database_ era] != era_)
7433         return nil;
7434
7435     NSUInteger sectionIndex([path section]);
7436     if (sectionIndex >= [sections_ count])
7437         return nil;
7438     Section *section([sections_ objectAtIndex:sectionIndex]);
7439     NSInteger row([path row]);
7440     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7441 } }
7442
7443 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7444     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7445     if (cell == nil)
7446         cell = [[[PackageCell alloc] init] autorelease];
7447
7448     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7449     [cell setPackage:package asSummary:false];
7450     return cell;
7451 }
7452
7453 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7454     Package *package([self packageAtIndexPath:path]);
7455     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7456     [view setDelegate:delegate_];
7457     [[self navigationController] pushViewController:view animated:YES];
7458     return path;
7459 }
7460
7461 - (void) refreshButtonClicked {
7462     [delegate_ beginUpdate];
7463     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7464 }
7465
7466 - (void) upgradeButtonClicked {
7467     [delegate_ distUpgrade];
7468     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7469 }
7470
7471 - (void) loadView {
7472     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7473
7474     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7475     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7476     [list_ setRowHeight:73];
7477     [(UITableView *) list_ setDataSource:self];
7478     [list_ setDelegate:self];
7479     [[self view] addSubview:list_];
7480 }
7481
7482 - (void) viewDidLoad {
7483     [super viewDidLoad];
7484
7485     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7486 }
7487
7488 - (void) releaseSubviews {
7489     list_ = nil;
7490
7491     packages_ = nil;
7492     sections_ = nil;
7493
7494     [super releaseSubviews];
7495 }
7496
7497 - (id) initWithDatabase:(Database *)database {
7498     if ((self = [super init]) != nil) {
7499         database_ = database;
7500     } return self;
7501 }
7502
7503 - (NSMutableArray *) _reloadPackages {
7504 @synchronized (database_) {
7505     era_ = [database_ era];
7506     NSArray *packages([database_ packages]);
7507
7508     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7509
7510     _trace();
7511     _profile(ChangesController$_reloadPackages$Filter)
7512         for (Package *package in packages)
7513             if ([package upgradableAndEssential:YES] || [package visible])
7514                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7515     _end
7516     _trace();
7517     _profile(ChangesController$_reloadPackages$radixSort)
7518         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7519     _end
7520     _trace();
7521
7522     return filtered;
7523 } }
7524
7525 - (void) _reloadData {
7526     NSArray *packages;
7527
7528   reload:
7529     if (true) {
7530         UIProgressHUD *hud([delegate_ addProgressHUD]);
7531         [hud setText:UCLocalize("LOADING")];
7532         //NSLog(@"HUD:%@::%@", delegate_, hud);
7533         packages = [self yieldToSelector:@selector(_reloadPackages)];
7534         [delegate_ removeProgressHUD:hud];
7535     } else {
7536         packages = [self _reloadPackages];
7537     }
7538
7539 @synchronized (database_) {
7540     if (era_ != [database_ era])
7541         goto reload;
7542
7543     packages_ = packages;
7544     sections_ = [NSMutableArray arrayWithCapacity:16];
7545
7546     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7547     Section *ignored = nil;
7548     Section *section = nil;
7549     time_t last = 0;
7550
7551     upgrades_ = 0;
7552     bool unseens = false;
7553
7554     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7555
7556     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7557         Package *package = [packages_ objectAtIndex:offset];
7558
7559         BOOL uae = [package upgradableAndEssential:YES];
7560
7561         if (!uae) {
7562             unseens = true;
7563             time_t seen([package seen]);
7564
7565             if (section == nil || last != seen) {
7566                 last = seen;
7567
7568                 NSString *name;
7569                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7570                 [name autorelease];
7571
7572                 _profile(ChangesController$reloadData$Allocate)
7573                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7574                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7575                     [sections_ addObject:section];
7576                 _end
7577             }
7578
7579             [section addToCount];
7580         } else if ([package ignored]) {
7581             if (ignored == nil) {
7582                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7583             }
7584             [ignored addToCount];
7585         } else {
7586             ++upgrades_;
7587             [upgradable addToCount];
7588         }
7589     }
7590     _trace();
7591
7592     CFRelease(formatter);
7593
7594     if (unseens) {
7595         Section *last = [sections_ lastObject];
7596         size_t count = [last count];
7597         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7598         [sections_ removeLastObject];
7599     }
7600
7601     if ([ignored count] != 0)
7602         [sections_ insertObject:ignored atIndex:0];
7603     if (upgrades_ != 0)
7604         [sections_ insertObject:upgradable atIndex:0];
7605
7606     [list_ reloadData];
7607
7608     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7609         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7610         style:UIBarButtonItemStylePlain
7611         target:self
7612         action:@selector(upgradeButtonClicked)
7613     ] autorelease]) animated:YES];
7614
7615     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7616         initWithTitle:UCLocalize("REFRESH")
7617         style:UIBarButtonItemStylePlain
7618         target:self
7619         action:@selector(refreshButtonClicked)
7620     ] autorelease]) animated:YES];
7621
7622     PrintTimes();
7623 } }
7624
7625 - (void) reloadData {
7626     [super reloadData];
7627     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7628 }
7629
7630 @end
7631 /* }}} */
7632 /* Search Controller {{{ */
7633 @interface SearchController : FilteredPackageListController <
7634     UISearchBarDelegate
7635 > {
7636     _H<UISearchBar, 1> search_;
7637     BOOL searchloaded_;
7638 }
7639
7640 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7641 - (void) reloadData;
7642
7643 @end
7644
7645 @implementation SearchController
7646
7647 - (NSURL *) navigationURL {
7648     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7649         return [NSURL URLWithString:@"cydia://search"];
7650     else
7651         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7652 }
7653
7654 - (void) useSearch {
7655     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7656     [self clearData];
7657     [self reloadData];
7658 }
7659
7660 - (void) viewWillAppear:(BOOL)animated {
7661     [super viewWillAppear:animated];
7662
7663     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7664         [self useSearch];
7665 }
7666
7667 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7668     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7669     [self clearData];
7670     [self reloadData];
7671 }
7672
7673 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7674     [search_ resignFirstResponder];
7675     [self useSearch];
7676 }
7677
7678 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7679     [search_ setText:@""];
7680     [self searchBarButtonClicked:searchBar];
7681 }
7682
7683 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7684     [self searchBarButtonClicked:searchBar];
7685 }
7686
7687 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7688     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7689     [self reloadData];
7690 }
7691
7692 - (bool) shouldYield {
7693     return YES;
7694 }
7695
7696 - (bool) shouldBlock {
7697     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7698 }
7699
7700 - (bool) isSummarized {
7701     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7702 }
7703
7704 - (bool) showsSections {
7705     return false;
7706 }
7707
7708 - (NSMutableArray *) _reloadPackages {
7709     NSMutableArray *packages([super _reloadPackages]);
7710     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7711         [packages radixSortUsingSelector:@selector(rank)];
7712     return packages;
7713 }
7714
7715 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7716     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7717         search_ = [[[UISearchBar alloc] init] autorelease];
7718         [search_ setDelegate:self];
7719
7720         if (query != nil)
7721             [search_ setText:query];
7722     } return self;
7723 }
7724
7725 - (void) viewDidAppear:(BOOL)animated {
7726     [super viewDidAppear:animated];
7727
7728     if (!searchloaded_) {
7729         searchloaded_ = YES;
7730         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7731         [search_ layoutSubviews];
7732         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7733
7734         UITextField *textField;
7735         if ([search_ respondsToSelector:@selector(searchField)])
7736             textField = [search_ searchField];
7737         else
7738             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7739
7740         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7741         [textField setEnablesReturnKeyAutomatically:NO];
7742         [[self navigationItem] setTitleView:textField];
7743     }
7744 }
7745
7746 - (void) reloadData {
7747     id object([search_ text]);
7748     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7749         object = [object componentsSeparatedByString:@" "];
7750
7751     [self setObject:object];
7752     [self resetCursor];
7753
7754     [super reloadData];
7755 }
7756
7757 - (void) didSelectPackage:(Package *)package {
7758     [search_ resignFirstResponder];
7759     [super didSelectPackage:package];
7760 }
7761
7762 @end
7763 /* }}} */
7764 /* Package Settings Controller {{{ */
7765 @interface PackageSettingsController : CyteViewController <
7766     UITableViewDataSource,
7767     UITableViewDelegate
7768 > {
7769     _transient Database *database_;
7770     _H<NSString> name_;
7771     _H<Package> package_;
7772     _H<UITableView, 2> table_;
7773     _H<UISwitch> subscribedSwitch_;
7774     _H<UISwitch> ignoredSwitch_;
7775     _H<UITableViewCell> subscribedCell_;
7776     _H<UITableViewCell> ignoredCell_;
7777 }
7778
7779 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7780
7781 @end
7782
7783 @implementation PackageSettingsController
7784
7785 - (NSURL *) navigationURL {
7786     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7787 }
7788
7789 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7790     if (package_ == nil)
7791         return 0;
7792
7793     if ([package_ installed] == nil)
7794         return 1;
7795     else
7796         return 2;
7797 }
7798
7799 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7800     if (package_ == nil)
7801         return 0;
7802
7803     // both sections contain just one item right now.
7804     return 1;
7805 }
7806
7807 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7808     return nil;
7809 }
7810
7811 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7812     if (section == 0)
7813         return UCLocalize("SHOW_ALL_CHANGES_EX");
7814     else
7815         return UCLocalize("IGNORE_UPGRADES_EX");
7816 }
7817
7818 - (void) onSubscribed:(id)control {
7819     bool value([control isOn]);
7820     if (package_ == nil)
7821         return;
7822     if ([package_ setSubscribed:value])
7823         [delegate_ updateData];
7824 }
7825
7826 - (void) _updateIgnored {
7827     const char *package([name_ UTF8String]);
7828     bool on([ignoredSwitch_ isOn]);
7829
7830     pid_t pid(ExecFork());
7831     if (pid == 0) {
7832         FILE *dpkg(popen("dpkg --set-selections", "w"));
7833         fwrite(package, strlen(package), 1, dpkg);
7834
7835         if (on)
7836             fwrite(" hold\n", 6, 1, dpkg);
7837         else
7838             fwrite(" install\n", 9, 1, dpkg);
7839
7840         pclose(dpkg);
7841
7842         exit(0);
7843         _assert(false);
7844     }
7845
7846     ReapZombie(pid);
7847 }
7848
7849 - (void) onIgnored:(id)control {
7850     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7851     [invocation setTarget:self];
7852     [invocation setSelector:@selector(_updateIgnored)];
7853
7854     [delegate_ reloadDataWithInvocation:invocation];
7855 }
7856
7857 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7858     if (package_ == nil)
7859         return nil;
7860
7861     switch ([indexPath section]) {
7862         case 0: return subscribedCell_;
7863         case 1: return ignoredCell_;
7864
7865         _nodefault
7866     }
7867
7868     return nil;
7869 }
7870
7871 - (void) loadView {
7872     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7873
7874     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7875     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7876     [(UITableView *) table_ setDataSource:self];
7877     [table_ setDelegate:self];
7878     [[self view] addSubview:table_];
7879
7880     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7881     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7882     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7883
7884     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7885     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7886     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7887
7888     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7889     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7890     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7891     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7892
7893     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7894     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7895     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7896     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7897 }
7898
7899 - (void) viewDidLoad {
7900     [super viewDidLoad];
7901
7902     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7903 }
7904
7905 - (void) releaseSubviews {
7906     ignoredCell_ = nil;
7907     subscribedCell_ = nil;
7908     table_ = nil;
7909     ignoredSwitch_ = nil;
7910     subscribedSwitch_ = nil;
7911
7912     [super releaseSubviews];
7913 }
7914
7915 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7916     if ((self = [super init]) != nil) {
7917         database_ = database;
7918         name_ = package;
7919     } return self;
7920 }
7921
7922 - (void) reloadData {
7923     [super reloadData];
7924
7925     package_ = [database_ packageWithName:name_];
7926
7927     if (package_ != nil) {
7928         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7929         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7930     } // XXX: what now, G?
7931
7932     [table_ reloadData];
7933 }
7934
7935 @end
7936 /* }}} */
7937
7938 /* Installed Controller {{{ */
7939 @interface InstalledController : FilteredPackageListController {
7940     BOOL expert_;
7941 }
7942
7943 - (id) initWithDatabase:(Database *)database;
7944
7945 - (void) updateRoleButton;
7946 - (void) queueStatusDidChange;
7947
7948 @end
7949
7950 @implementation InstalledController
7951
7952 - (NSURL *) navigationURL {
7953     return [NSURL URLWithString:@"cydia://installed"];
7954 }
7955
7956 - (id) initWithDatabase:(Database *)database {
7957     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7958         [self updateRoleButton];
7959         [self queueStatusDidChange];
7960     } return self;
7961 }
7962
7963 #if !AlwaysReload
7964 - (void) queueButtonClicked {
7965     [delegate_ queue];
7966 }
7967 #endif
7968
7969 - (void) queueStatusDidChange {
7970 #if !AlwaysReload
7971     if (IsWildcat_) {
7972         if (Queuing_) {
7973             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7974                 initWithTitle:UCLocalize("QUEUE")
7975                 style:UIBarButtonItemStyleDone
7976                 target:self
7977                 action:@selector(queueButtonClicked)
7978             ] autorelease]];
7979         } else {
7980             [[self navigationItem] setLeftBarButtonItem:nil];
7981         }
7982     }
7983 #endif
7984 }
7985
7986 - (void) updateRoleButton {
7987     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7988         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7989             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7990             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7991             target:self
7992             action:@selector(roleButtonClicked)
7993         ] autorelease]];
7994 }
7995
7996 - (void) roleButtonClicked {
7997     [self setObject:[NSNumber numberWithBool:expert_]];
7998     [self reloadData];
7999     expert_ = !expert_;
8000
8001     [self updateRoleButton];
8002 }
8003
8004 @end
8005 /* }}} */
8006
8007 /* Source Cell {{{ */
8008 @interface SourceCell : CyteTableViewCell <
8009     CyteTableViewCellDelegate
8010 > {
8011     _H<NSURL> url_;
8012     _H<UIImage> icon_;
8013     _H<NSString> origin_;
8014     _H<NSString> label_;
8015 }
8016
8017 - (void) setSource:(Source *)source;
8018
8019 @end
8020
8021 @implementation SourceCell
8022
8023 - (void) _setImage:(NSArray *)data {
8024     if ([url_ isEqual:[data objectAtIndex:0]]) {
8025         icon_ = [data objectAtIndex:1];
8026         [content_ setNeedsDisplay];
8027     }
8028 }
8029
8030 - (void) _setSource:(NSURL *) url {
8031     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8032
8033     if (NSData *data = [NSURLConnection
8034         sendSynchronousRequest:[NSURLRequest
8035             requestWithURL:url
8036             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8037             //timeoutInterval:5
8038         ]
8039
8040         returningResponse:NULL
8041         error:NULL
8042     ])
8043         if (UIImage *image = [UIImage imageWithData:data])
8044             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8045
8046     [pool release];
8047 }
8048
8049 - (void) setSource:(Source *)source {
8050     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8051
8052     origin_ = [source name];
8053     label_ = [source rooturi];
8054
8055     [content_ setNeedsDisplay];
8056
8057     url_ = [source iconURL];
8058     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8059 }
8060
8061 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8062     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8063         UIView *content([self contentView]);
8064         CGRect bounds([content bounds]);
8065
8066         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8067         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8068         [content_ setBackgroundColor:[UIColor whiteColor]];
8069         [content addSubview:content_];
8070
8071         [content_ setDelegate:self];
8072         [content_ setOpaque:YES];
8073
8074         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8075     } return self;
8076 }
8077
8078 - (NSString *) accessibilityLabel {
8079     return label_;
8080 }
8081
8082 - (void) drawContentRect:(CGRect)rect {
8083     bool highlighted(highlighted_);
8084     float width(rect.size.width);
8085
8086     if (icon_ != nil) {
8087         CGRect rect;
8088         rect.size = [(UIImage *) icon_ size];
8089
8090         while (rect.size.width > 32 || rect.size.height > 32) {
8091             rect.size.width /= 2;
8092             rect.size.height /= 2;
8093         }
8094
8095         rect.origin.x = 25 - rect.size.width / 2;
8096         rect.origin.y = 25 - rect.size.height / 2;
8097
8098         [icon_ drawInRect:rect];
8099     }
8100
8101     if (highlighted)
8102         UISetColor(White_);
8103
8104     if (!highlighted)
8105         UISetColor(Black_);
8106     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8107
8108     if (!highlighted)
8109         UISetColor(Gray_);
8110     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8111 }
8112
8113 @end
8114 /* }}} */
8115 /* Source Controller {{{ */
8116 @interface SourceController : FilteredPackageListController {
8117     _transient Source *source_;
8118     _H<NSString> key_;
8119 }
8120
8121 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8122
8123 @end
8124
8125 @implementation SourceController
8126
8127 - (NSURL *) navigationURL {
8128     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8129 }
8130
8131 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8132     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8133         source_ = source;
8134         key_ = [source key];
8135     } return self;
8136 }
8137
8138 - (void) reloadData {
8139     source_ = [database_ sourceWithKey:key_];
8140     key_ = [source_ key];
8141     [self setObject:source_];
8142
8143     [[self navigationItem] setTitle:[source_ label]];
8144
8145     [super reloadData];
8146 }
8147
8148 @end
8149 /* }}} */
8150 /* Sources Controller {{{ */
8151 @interface SourcesController : CyteViewController <
8152     UITableViewDataSource,
8153     UITableViewDelegate
8154 > {
8155     _transient Database *database_;
8156     unsigned era_;
8157
8158     _H<UITableView, 2> list_;
8159     _H<NSMutableArray> sources_;
8160     int offset_;
8161
8162     _H<NSString> href_;
8163     _H<UIProgressHUD> hud_;
8164     _H<NSError> error_;
8165
8166     //NSURLConnection *installer_;
8167     NSURLConnection *trivial_;
8168     NSURLConnection *trivial_bz2_;
8169     NSURLConnection *trivial_gz_;
8170     //NSURLConnection *automatic_;
8171
8172     BOOL cydia_;
8173 }
8174
8175 - (id) initWithDatabase:(Database *)database;
8176 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8177
8178 @end
8179
8180 @implementation SourcesController
8181
8182 - (void) _releaseConnection:(NSURLConnection *)connection {
8183     if (connection != nil) {
8184         [connection cancel];
8185         //[connection setDelegate:nil];
8186         [connection release];
8187     }
8188 }
8189
8190 - (void) dealloc {
8191     //[self _releaseConnection:installer_];
8192     [self _releaseConnection:trivial_];
8193     [self _releaseConnection:trivial_gz_];
8194     [self _releaseConnection:trivial_bz2_];
8195     //[self _releaseConnection:automatic_];
8196
8197     [super dealloc];
8198 }
8199
8200 - (NSURL *) navigationURL {
8201     return [NSURL URLWithString:@"cydia://sources"];
8202 }
8203
8204 - (void) viewDidAppear:(BOOL)animated {
8205     [super viewDidAppear:animated];
8206     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8207 }
8208
8209 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8210     return 1;
8211 }
8212
8213 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8214     return nil;
8215 }
8216
8217 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8218     return [sources_ count];
8219 }
8220
8221 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8222 @synchronized (database_) {
8223     if ([database_ era] != era_)
8224         return nil;
8225
8226     return [sources_ objectAtIndex:[indexPath row]];
8227 } }
8228
8229 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8230     static NSString *cellIdentifier = @"SourceCell";
8231
8232     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8233     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8234     [cell setSource:[self sourceAtIndexPath:indexPath]];
8235     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8236
8237     return cell;
8238 }
8239
8240 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8241     Source *source = [self sourceAtIndexPath:indexPath];
8242
8243     SourceController *controller = [[[SourceController alloc]
8244         initWithDatabase:database_
8245         source:source
8246     ] autorelease];
8247
8248     [controller setDelegate:delegate_];
8249
8250     [[self navigationController] pushViewController:controller animated:YES];
8251 }
8252
8253 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8254     Source *source = [self sourceAtIndexPath:indexPath];
8255     return [source record] != nil;
8256 }
8257
8258 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8259     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8260         Source *source = [self sourceAtIndexPath:indexPath];
8261         [Sources_ removeObjectForKey:[source key]];
8262         [delegate_ syncData];
8263     }
8264 }
8265
8266 - (void) complete {
8267     [delegate_ addTrivialSource:href_];
8268     href_ = nil;
8269
8270     [delegate_ syncData];
8271 }
8272
8273 - (NSString *) getWarning {
8274     NSString *href(href_);
8275     NSRange colon([href rangeOfString:@"://"]);
8276     if (colon.location != NSNotFound)
8277         href = [href substringFromIndex:(colon.location + 3)];
8278     href = [href stringByAddingPercentEscapes];
8279     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8280
8281     NSURL *url([NSURL URLWithString:href]);
8282
8283     NSStringEncoding encoding;
8284     NSError *error(nil);
8285
8286     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8287         return [warning length] == 0 ? nil : warning;
8288     return nil;
8289 }
8290
8291 - (void) _endConnection:(NSURLConnection *)connection {
8292     // XXX: the memory management in this method is horribly awkward
8293
8294     NSURLConnection **field = NULL;
8295     if (connection == trivial_)
8296         field = &trivial_;
8297     else if (connection == trivial_bz2_)
8298         field = &trivial_bz2_;
8299     else if (connection == trivial_gz_)
8300         field = &trivial_gz_;
8301     _assert(field != NULL);
8302     [connection release];
8303     *field = nil;
8304
8305     if (
8306         trivial_ == nil &&
8307         trivial_bz2_ == nil &&
8308         trivial_gz_ == nil
8309     ) {
8310         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8311
8312         [delegate_ releaseNetworkActivityIndicator];
8313
8314         [delegate_ removeProgressHUD:hud_];
8315         hud_ = nil;
8316
8317         if (cydia_) {
8318             if (warning != nil) {
8319                 UIAlertView *alert = [[[UIAlertView alloc]
8320                     initWithTitle:UCLocalize("SOURCE_WARNING")
8321                     message:warning
8322                     delegate:self
8323                     cancelButtonTitle:UCLocalize("CANCEL")
8324                     otherButtonTitles:
8325                         UCLocalize("ADD_ANYWAY"),
8326                     nil
8327                 ] autorelease];
8328
8329                 [alert setContext:@"warning"];
8330                 [alert setNumberOfRows:1];
8331                 [alert show];
8332
8333                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8334                 error_ = nil;
8335                 return;
8336             }
8337
8338             [self complete];
8339         } else if (error_ != nil) {
8340             UIAlertView *alert = [[[UIAlertView alloc]
8341                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8342                 message:[error_ localizedDescription]
8343                 delegate:self
8344                 cancelButtonTitle:UCLocalize("OK")
8345                 otherButtonTitles:nil
8346             ] autorelease];
8347
8348             [alert setContext:@"urlerror"];
8349             [alert show];
8350
8351             href_ = nil;
8352         } else {
8353             UIAlertView *alert = [[[UIAlertView alloc]
8354                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8355                 message:UCLocalize("NOT_REPOSITORY_EX")
8356                 delegate:self
8357                 cancelButtonTitle:UCLocalize("OK")
8358                 otherButtonTitles:nil
8359             ] autorelease];
8360
8361             [alert setContext:@"trivial"];
8362             [alert show];
8363
8364             href_ = nil;
8365         }
8366
8367         error_ = nil;
8368     }
8369 }
8370
8371 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8372     switch ([response statusCode]) {
8373         case 200:
8374             cydia_ = YES;
8375     }
8376 }
8377
8378 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8379     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8380     error_ = error;
8381     [self _endConnection:connection];
8382 }
8383
8384 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8385     [self _endConnection:connection];
8386 }
8387
8388 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8389     NSURL *url([NSURL URLWithString:href]);
8390
8391     NSMutableURLRequest *request = [NSMutableURLRequest
8392         requestWithURL:url
8393         cachePolicy:NSURLRequestUseProtocolCachePolicy
8394         timeoutInterval:120.0
8395     ];
8396
8397     [request setHTTPMethod:method];
8398
8399     if (Machine_ != NULL)
8400         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8401
8402     if ([url isCydiaSecure]) {
8403         if (UniqueID_ != nil) {
8404             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8405             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8406         }
8407     }
8408
8409     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8410 }
8411
8412 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8413     NSString *context([alert context]);
8414
8415     if ([context isEqualToString:@"source"]) {
8416         switch (button) {
8417             case 1: {
8418                 NSString *href = [[alert textField] text];
8419
8420                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8421
8422                 if (![href hasSuffix:@"/"])
8423                     href_ = [href stringByAppendingString:@"/"];
8424                 else
8425                     href_ = href;
8426
8427                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8428                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8429                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8430                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8431
8432                 cydia_ = false;
8433
8434                 // XXX: this is stupid
8435                 hud_ = [delegate_ addProgressHUD];
8436                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8437                 [delegate_ retainNetworkActivityIndicator];
8438             } break;
8439
8440             case 0:
8441             break;
8442
8443             _nodefault
8444         }
8445
8446         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8447     } else if ([context isEqualToString:@"trivial"])
8448         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8449     else if ([context isEqualToString:@"urlerror"])
8450         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8451     else if ([context isEqualToString:@"warning"]) {
8452         switch (button) {
8453             case 1:
8454                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8455             break;
8456
8457             case 0:
8458             break;
8459
8460             _nodefault
8461         }
8462
8463         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8464     }
8465 }
8466
8467 - (void) loadView {
8468     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8469
8470     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8471     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8472     [list_ setRowHeight:53];
8473     [(UITableView *) list_ setDataSource:self];
8474     [list_ setDelegate:self];
8475     [[self view] addSubview:list_];
8476 }
8477
8478 - (void) viewDidLoad {
8479     [super viewDidLoad];
8480
8481     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8482     [self updateButtonsForEditingStatus:NO animated:NO];
8483 }
8484
8485 - (void) releaseSubviews {
8486     list_ = nil;
8487
8488     sources_ = nil;
8489
8490     [super releaseSubviews];
8491 }
8492
8493 - (id) initWithDatabase:(Database *)database {
8494     if ((self = [super init]) != nil) {
8495         database_ = database;
8496     } return self;
8497 }
8498
8499 - (void) reloadData {
8500     [super reloadData];
8501
8502 @synchronized (database_) {
8503     era_ = [database_ era];
8504
8505     pkgSourceList list;
8506     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8507         return;
8508
8509     sources_ = [NSMutableArray arrayWithCapacity:16];
8510     [sources_ addObjectsFromArray:[database_ sources]];
8511     _trace();
8512     [sources_ sortUsingSelector:@selector(compareByName:)];
8513     _trace();
8514
8515     int count([sources_ count]);
8516     offset_ = 0;
8517     for (int i = 0; i != count; i++) {
8518         if ([[sources_ objectAtIndex:i] record] == nil)
8519             break;
8520         offset_++;
8521     }
8522
8523     [list_ setEditing:NO];
8524     [self updateButtonsForEditingStatus:NO animated:NO];
8525     [list_ reloadData];
8526 } }
8527
8528 - (void) showAddSourcePrompt {
8529     UIAlertView *alert = [[[UIAlertView alloc]
8530         initWithTitle:UCLocalize("ENTER_APT_URL")
8531         message:nil
8532         delegate:self
8533         cancelButtonTitle:UCLocalize("CANCEL")
8534         otherButtonTitles:
8535             UCLocalize("ADD_SOURCE"),
8536         nil
8537     ] autorelease];
8538
8539     [alert setContext:@"source"];
8540
8541     [alert setNumberOfRows:1];
8542     [alert addTextFieldWithValue:@"http://" label:@""];
8543
8544     UITextInputTraits *traits = [[alert textField] textInputTraits];
8545     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8546     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8547     [traits setKeyboardType:UIKeyboardTypeURL];
8548     // XXX: UIReturnKeyDone
8549     [traits setReturnKeyType:UIReturnKeyNext];
8550
8551     [alert show];
8552 }
8553
8554 - (void) addButtonClicked {
8555     [self showAddSourcePrompt];
8556 }
8557
8558 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8559     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8560         initWithTitle:UCLocalize("ADD")
8561         style:UIBarButtonItemStylePlain
8562         target:self
8563         action:@selector(addButtonClicked)
8564     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8565
8566     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8567         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8568         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8569         target:self
8570         action:@selector(editButtonClicked)
8571     ] autorelease] animated:animated];
8572
8573     if (IsWildcat_ && !editing)
8574         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8575             initWithTitle:UCLocalize("SETTINGS")
8576             style:UIBarButtonItemStylePlain
8577             target:self
8578             action:@selector(settingsButtonClicked)
8579         ] autorelease]];
8580 }
8581
8582 - (void) settingsButtonClicked {
8583     [delegate_ showSettings];
8584 }
8585
8586 - (void) editButtonClicked {
8587     [list_ setEditing:![list_ isEditing] animated:YES];
8588
8589     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8590 }
8591
8592 @end
8593 /* }}} */
8594
8595 /* Settings Controller {{{ */
8596 @interface SettingsController : CyteViewController <
8597     UITableViewDataSource,
8598     UITableViewDelegate
8599 > {
8600     _transient Database *database_;
8601     // XXX: ok, "roledelegate_"?...
8602     _transient id roledelegate_;
8603     _H<UITableView, 2> table_;
8604     _H<UISegmentedControl> segment_;
8605     _H<UIView> container_;
8606 }
8607
8608 - (void) showDoneButton;
8609 - (void) resizeSegmentedControl;
8610
8611 @end
8612
8613 @implementation SettingsController
8614
8615 - (void) loadView {
8616     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8617
8618     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8619     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8620     [table_ setDelegate:self];
8621     [(UITableView *) table_ setDataSource:self];
8622     [[self view] addSubview:table_];
8623
8624     NSArray *items = [NSArray arrayWithObjects:
8625         UCLocalize("USER"),
8626         UCLocalize("HACKER"),
8627         UCLocalize("DEVELOPER"),
8628     nil];
8629     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8630     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8631     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8632     [container_ addSubview:segment_];
8633 }
8634
8635 - (void) viewDidLoad {
8636     [super viewDidLoad];
8637
8638     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8639
8640     int index = -1;
8641     if ([Role_ isEqualToString:@"User"]) index = 0;
8642     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8643     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8644     if (index != -1) {
8645         [segment_ setSelectedSegmentIndex:index];
8646         [self showDoneButton];
8647     }
8648
8649     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8650     [self resizeSegmentedControl];
8651 }
8652
8653 - (void) releaseSubviews {
8654     table_ = nil;
8655     segment_ = nil;
8656     container_ = nil;
8657
8658     [super releaseSubviews];
8659 }
8660
8661 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8662     if ((self = [super init]) != nil) {
8663         database_ = database;
8664         roledelegate_ = delegate;
8665     } return self;
8666 }
8667
8668 - (void) resizeSegmentedControl {
8669     CGFloat width = [[self view] frame].size.width;
8670     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8671 }
8672
8673 - (void) viewWillAppear:(BOOL)animated {
8674     [super viewWillAppear:animated];
8675
8676     [self resizeSegmentedControl];
8677 }
8678
8679 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8680     [self resizeSegmentedControl];
8681 }
8682
8683 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8684     [self resizeSegmentedControl];
8685 }
8686
8687 - (void) save {
8688     NSString *role(nil);
8689
8690     switch ([segment_ selectedSegmentIndex]) {
8691         case 0: role = @"User"; break;
8692         case 1: role = @"Hacker"; break;
8693         case 2: role = @"Developer"; break;
8694
8695         _nodefault
8696     }
8697
8698     if (![role isEqualToString:Role_]) {
8699         bool rolling(Role_ == nil);
8700         Role_ = role;
8701
8702         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8703             Role_, @"Role",
8704         nil];
8705
8706         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8707         Changed_ = true;
8708
8709         if (rolling)
8710             [roledelegate_ loadData];
8711         else
8712             [roledelegate_ updateData];
8713     }
8714 }
8715
8716 - (void) segmentChanged:(UISegmentedControl *)control {
8717     [self showDoneButton];
8718 }
8719
8720 - (void) saveAndClose {
8721     [self save];
8722
8723     [[self navigationItem] setRightBarButtonItem:nil];
8724     [[self navigationController] dismissModalViewControllerAnimated:YES];
8725 }
8726
8727 - (void) doneButtonClicked {
8728     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8729     [spinner startAnimating];
8730     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8731     [[self navigationItem] setRightBarButtonItem:spinItem];
8732
8733     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8734 }
8735
8736 - (void) showDoneButton {
8737     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8738         initWithTitle:UCLocalize("DONE")
8739         style:UIBarButtonItemStyleDone
8740         target:self
8741         action:@selector(doneButtonClicked)
8742     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8743 }
8744
8745 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8746     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8747     return 6;
8748 }
8749
8750 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8751     return 0; // :(
8752 }
8753
8754 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8755     return nil; // This method is required by the protocol.
8756 }
8757
8758 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8759     if (section == 1)
8760         return UCLocalize("ROLE_EX");
8761     if (section == 4)
8762         return [NSString stringWithFormat:
8763             @"%@: %@\n%@: %@\n%@: %@",
8764             UCLocalize("USER"), UCLocalize("USER_EX"),
8765             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8766             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8767         ];
8768     else return nil;
8769 }
8770
8771 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8772     return section == 3 ? 44.0f : 0;
8773 }
8774
8775 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8776     return section == 3 ? container_ : nil;
8777 }
8778
8779 - (void) reloadData {
8780     [super reloadData];
8781
8782     [table_ reloadData];
8783 }
8784
8785 @end
8786 /* }}} */
8787 /* Stash Controller {{{ */
8788 @interface StashController : CyteViewController {
8789     _H<UIActivityIndicatorView> spinner_;
8790     _H<UILabel> status_;
8791     _H<UILabel> caption_;
8792 }
8793
8794 @end
8795
8796 @implementation StashController
8797
8798 - (void) loadView {
8799     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8800     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8801
8802     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8803     CGRect spinrect = [spinner_ frame];
8804     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8805     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8806     [spinner_ setFrame:spinrect];
8807     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8808     [[self view] addSubview:spinner_];
8809     [spinner_ startAnimating];
8810
8811     CGRect captrect;
8812     captrect.size.width = [[self view] frame].size.width;
8813     captrect.size.height = 40.0f;
8814     captrect.origin.x = 0;
8815     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8816     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8817     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8818     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8819     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8820     [caption_ setTextColor:[UIColor whiteColor]];
8821     [caption_ setBackgroundColor:[UIColor clearColor]];
8822     [caption_ setShadowColor:[UIColor blackColor]];
8823     [caption_ setTextAlignment:UITextAlignmentCenter];
8824     [[self view] addSubview:caption_];
8825
8826     CGRect statusrect;
8827     statusrect.size.width = [[self view] frame].size.width;
8828     statusrect.size.height = 30.0f;
8829     statusrect.origin.x = 0;
8830     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8831     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8832     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8833     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8834     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8835     [status_ setTextColor:[UIColor whiteColor]];
8836     [status_ setBackgroundColor:[UIColor clearColor]];
8837     [status_ setShadowColor:[UIColor blackColor]];
8838     [status_ setTextAlignment:UITextAlignmentCenter];
8839     [[self view] addSubview:status_];
8840 }
8841
8842 - (void) releaseSubviews {
8843     spinner_ = nil;
8844     status_ = nil;
8845     caption_ = nil;
8846
8847     [super releaseSubviews];
8848 }
8849
8850 @end
8851 /* }}} */
8852
8853 @interface CYURLCache : SDURLCache {
8854 }
8855
8856 @end
8857
8858 @implementation CYURLCache
8859
8860 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8861 #if !ForRelease
8862     if (false);
8863     else if ([event isEqualToString:@"no-cache"])
8864         event = @"!!!";
8865     else if ([event isEqualToString:@"store"])
8866         event = @">>>";
8867     else if ([event isEqualToString:@"invalid"])
8868         event = @"???";
8869     else if ([event isEqualToString:@"memory"])
8870         event = @"mem";
8871     else if ([event isEqualToString:@"disk"])
8872         event = @"ssd";
8873     else if ([event isEqualToString:@"miss"])
8874         event = @"---";
8875
8876     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8877 #endif
8878 }
8879
8880 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8881     if (NSURLResponse *response = [cached response])
8882         if (NSString *mime = [response MIMEType])
8883             if ([mime isEqualToString:@"text/cache-manifest"]) {
8884                 NSURL *url([response URL]);
8885
8886 #if !ForRelease
8887                 NSLog(@"###: %@", [url absoluteString]);
8888 #endif
8889
8890                 @synchronized (HostConfig_) {
8891                     [CachedURLs_ addObject:url];
8892                 }
8893             }
8894
8895     [super storeCachedResponse:cached forRequest:request];
8896 }
8897
8898 @end
8899
8900 @interface Cydia : UIApplication <
8901     ConfirmationControllerDelegate,
8902     DatabaseDelegate,
8903     CydiaDelegate,
8904     UINavigationControllerDelegate,
8905     UITabBarControllerDelegate
8906 > {
8907     _H<UIWindow> window_;
8908     _H<CYTabBarController> tabbar_;
8909     _H<CydiaLoadingViewController> emulated_;
8910
8911     _H<NSMutableArray> essential_;
8912     _H<NSMutableArray> broken_;
8913
8914     Database *database_;
8915
8916     _H<NSURL> starturl_;
8917
8918     unsigned locked_;
8919     unsigned activity_;
8920
8921     _H<StashController> stash_;
8922
8923     bool loaded_;
8924 }
8925
8926 - (void) loadData;
8927
8928 @end
8929
8930 @implementation Cydia
8931
8932 - (void) beginUpdate {
8933     [tabbar_ beginUpdate];
8934 }
8935
8936 - (BOOL) updating {
8937     return [tabbar_ updating];
8938 }
8939
8940 - (void) _loaded {
8941     if ([broken_ count] != 0) {
8942         int count = [broken_ count];
8943
8944         UIAlertView *alert = [[[UIAlertView alloc]
8945             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8946             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8947             delegate:self
8948             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8949             otherButtonTitles:
8950                 UCLocalize("TEMPORARY_IGNORE"),
8951             nil
8952         ] autorelease];
8953
8954         [alert setContext:@"fixhalf"];
8955         [alert setNumberOfRows:2];
8956         [alert show];
8957     } else if (!Ignored_ && [essential_ count] != 0) {
8958         int count = [essential_ count];
8959
8960         UIAlertView *alert = [[[UIAlertView alloc]
8961             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8962             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8963             delegate:self
8964             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8965             otherButtonTitles:
8966                 UCLocalize("UPGRADE_ESSENTIAL"),
8967                 UCLocalize("COMPLETE_UPGRADE"),
8968             nil
8969         ] autorelease];
8970
8971         [alert setContext:@"upgrade"];
8972         [alert show];
8973     }
8974 }
8975
8976 - (void) returnToCydia {
8977     [self _loaded];
8978 }
8979
8980 - (void) _saveConfig {
8981     @synchronized (database_) {
8982         _trace();
8983         MetaFile_.Sync();
8984         _trace();
8985     }
8986
8987     if (Changed_) {
8988         NSString *error(nil);
8989
8990         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8991             _trace();
8992             NSError *error(nil);
8993             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8994                 NSLog(@"failure to save metadata data: %@", error);
8995             _trace();
8996
8997             Changed_ = false;
8998         } else {
8999             NSLog(@"failure to serialize metadata: %@", error);
9000         }
9001     }
9002
9003     CydiaWriteSources();
9004 }
9005
9006 // Navigation controller for the queuing badge.
9007 - (UINavigationController *) queueNavigationController {
9008     NSArray *controllers = [tabbar_ viewControllers];
9009     return [controllers objectAtIndex:3];
9010 }
9011
9012 - (void) unloadData {
9013     [tabbar_ unloadData];
9014 }
9015
9016 - (void) _updateData {
9017     [self _saveConfig];
9018     [self unloadData];
9019
9020     UINavigationController *navigation = [self queueNavigationController];
9021
9022     id queuedelegate = nil;
9023     if ([[navigation viewControllers] count] > 0)
9024         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9025
9026     [queuedelegate queueStatusDidChange];
9027     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9028 }
9029
9030 - (void) _refreshIfPossible:(NSDate *)update {
9031     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9032
9033     bool recently = false;
9034     if (update != nil) {
9035         NSTimeInterval interval([update timeIntervalSinceNow]);
9036         if (interval <= 0 && interval > -(15*60))
9037             recently = true;
9038     }
9039
9040     // Don't automatic refresh if:
9041     //  - We already refreshed recently.
9042     //  - We already auto-refreshed this launch.
9043     //  - Auto-refresh is disabled.
9044     if (recently || loaded_ || ManualRefresh) {
9045         // If we are cancelling, we need to make sure it knows it's already loaded.
9046         loaded_ = true;
9047
9048         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9049     } else {
9050         // We are going to load, so remember that.
9051         loaded_ = true;
9052
9053         SCNetworkReachabilityFlags flags; {
9054             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9055             SCNetworkReachabilityGetFlags(reachability, &flags);
9056             CFRelease(reachability);
9057         }
9058
9059         // XXX: this elaborate mess is what Apple is using to determine this? :(
9060         // XXX: do we care if the user has to intervene? maybe that's ok?
9061         bool reachable(
9062             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9063                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9064                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9065                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9066                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9067                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9068             )
9069         );
9070
9071         // If we can reach the server, auto-refresh!
9072         if (reachable)
9073             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9074     }
9075
9076     [pool release];
9077 }
9078
9079 - (void) refreshIfPossible {
9080     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9081 }
9082
9083 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9084 @synchronized (self) {
9085     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9086     [hud setText:UCLocalize("RELOADING_DATA")];
9087
9088     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9089
9090     size_t changes(0);
9091
9092     [essential_ removeAllObjects];
9093     [broken_ removeAllObjects];
9094
9095     NSArray *packages([database_ packages]);
9096     for (Package *package in packages) {
9097         if ([package half])
9098             [broken_ addObject:package];
9099         if ([package upgradableAndEssential:NO]) {
9100             if ([package essential])
9101                 [essential_ addObject:package];
9102             ++changes;
9103         }
9104     }
9105
9106     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9107     if (changes != 0) {
9108         _trace();
9109         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9110         [changesItem setBadgeValue:badge];
9111         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9112         [self setApplicationIconBadgeNumber:changes];
9113     } else {
9114         _trace();
9115         [changesItem setBadgeValue:nil];
9116         [changesItem setAnimatedBadge:NO];
9117         [self setApplicationIconBadgeNumber:0];
9118     }
9119
9120     [self _updateData];
9121
9122     if (hud != nil)
9123         [self removeProgressHUD:hud];
9124 } }
9125
9126 - (void) updateData {
9127     [self _updateData];
9128 }
9129
9130 - (void) update_ {
9131     [database_ update];
9132     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9133 }
9134
9135 - (void) disemulate {
9136     if (emulated_ == nil)
9137         return;
9138
9139     [window_ addSubview:[tabbar_ view]];
9140     [[emulated_ view] removeFromSuperview];
9141     emulated_ = nil;
9142     [window_ setUserInteractionEnabled:YES];
9143 }
9144
9145 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9146     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9147     if (IsWildcat_)
9148         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9149
9150     UIViewController *parent;
9151     if (emulated_ == nil)
9152         parent = tabbar_;
9153     else if (!force)
9154         parent = emulated_;
9155     else {
9156         [self disemulate];
9157         parent = tabbar_;
9158     }
9159
9160     [parent presentModalViewController:navigation animated:YES];
9161 }
9162
9163 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9164     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9165
9166     if (navigation != nil)
9167         [navigation pushViewController:progress animated:YES];
9168     else
9169         [self presentModalViewController:progress force:YES];
9170
9171     [progress invoke:invocation withTitle:title];
9172     return progress;
9173 }
9174
9175 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9176     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9177 }
9178
9179 - (void) repairWithInvocation:(NSInvocation *)invocation {
9180     _trace();
9181     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9182     _trace();
9183 }
9184
9185 - (void) repairWithSelector:(SEL)selector {
9186     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9187 }
9188
9189 - (void) reloadData {
9190     [self reloadDataWithInvocation:nil];
9191     if ([database_ progressDelegate] == nil)
9192         [self _loaded];
9193 }
9194
9195 - (void) syncData {
9196     [self _saveConfig];
9197     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9198 }
9199
9200 - (void) addSource:(NSDictionary *) source {
9201     CydiaAddSource(source);
9202 }
9203
9204 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9205     CydiaAddSource(href, distribution, sections);
9206 }
9207
9208 - (void) addTrivialSource:(NSString *)href {
9209     CydiaAddSource(href, @"./");
9210 }
9211
9212 - (void) updateValues {
9213     Changed_ = true;
9214 }
9215
9216 - (void) resolve {
9217     pkgProblemResolver *resolver = [database_ resolver];
9218
9219     resolver->InstallProtect();
9220     if (!resolver->Resolve(true))
9221         _error->Discard();
9222 }
9223
9224 - (bool) perform {
9225     // XXX: this is a really crappy way of doing this.
9226     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9227     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9228     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9229     if ([tabbar_ updating])
9230         [tabbar_ cancelUpdate];
9231
9232     if (![database_ prepare])
9233         return false;
9234
9235     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9236     [page setDelegate:self];
9237     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9238
9239     if (IsWildcat_)
9240         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9241     [tabbar_ presentModalViewController:confirm_ animated:YES];
9242
9243     return true;
9244 }
9245
9246 - (void) queue {
9247     @synchronized (self) {
9248         [self perform];
9249     }
9250 }
9251
9252 - (void) clearPackage:(Package *)package {
9253     @synchronized (self) {
9254         [package clear];
9255         [self resolve];
9256         [self perform];
9257     }
9258 }
9259
9260 - (void) installPackages:(NSArray *)packages {
9261     @synchronized (self) {
9262         for (Package *package in packages)
9263             [package install];
9264         [self resolve];
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) installPackage:(Package *)package {
9270     @synchronized (self) {
9271         [package install];
9272         [self resolve];
9273         [self perform];
9274     }
9275 }
9276
9277 - (void) removePackage:(Package *)package {
9278     @synchronized (self) {
9279         [package remove];
9280         [self resolve];
9281         [self perform];
9282     }
9283 }
9284
9285 - (void) distUpgrade {
9286     @synchronized (self) {
9287         if (![database_ upgrade])
9288             return;
9289         [self perform];
9290     }
9291 }
9292
9293 - (void) perform_ {
9294     [database_ perform];
9295     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9296 }
9297
9298 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9299     Queuing_ = false;
9300     ++locked_;
9301     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9302     --locked_;
9303     [self refreshIfPossible];
9304 }
9305
9306 - (void) showSettings {
9307     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9308 }
9309
9310 - (void) retainNetworkActivityIndicator {
9311     if (activity_++ == 0)
9312         [self setNetworkActivityIndicatorVisible:YES];
9313
9314 #if TraceLogging
9315     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9316 #endif
9317 }
9318
9319 - (void) releaseNetworkActivityIndicator {
9320     if (--activity_ == 0)
9321         [self setNetworkActivityIndicatorVisible:NO];
9322
9323 #if TraceLogging
9324     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9325 #endif
9326
9327 }
9328
9329 - (void) cancelAndClear:(bool)clear {
9330     @synchronized (self) {
9331         if (clear) {
9332             [database_ clear];
9333             Queuing_ = false;
9334         } else {
9335             Queuing_ = true;
9336         }
9337
9338         [self _updateData];
9339     }
9340 }
9341
9342 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9343     NSString *context([alert context]);
9344
9345     if ([context isEqualToString:@"conffile"]) {
9346         FILE *input = [database_ input];
9347         if (button == [alert cancelButtonIndex])
9348             fprintf(input, "N\n");
9349         else if (button == [alert firstOtherButtonIndex])
9350             fprintf(input, "Y\n");
9351         fflush(input);
9352
9353         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9354     } else if ([context isEqualToString:@"fixhalf"]) {
9355         if (button == [alert cancelButtonIndex]) {
9356             @synchronized (self) {
9357                 for (Package *broken in (id) broken_) {
9358                     [broken remove];
9359
9360                     NSString *id = [broken id];
9361                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9362                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9363                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9364                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9365                 }
9366
9367                 [self resolve];
9368                 [self perform];
9369             }
9370         } else if (button == [alert firstOtherButtonIndex]) {
9371             [broken_ removeAllObjects];
9372             [self _loaded];
9373         }
9374
9375         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9376     } else if ([context isEqualToString:@"upgrade"]) {
9377         if (button == [alert firstOtherButtonIndex]) {
9378             @synchronized (self) {
9379                 for (Package *essential in (id) essential_)
9380                     [essential install];
9381
9382                 [self resolve];
9383                 [self perform];
9384             }
9385         } else if (button == [alert firstOtherButtonIndex] + 1) {
9386             [self distUpgrade];
9387         } else if (button == [alert cancelButtonIndex]) {
9388             Ignored_ = YES;
9389         }
9390
9391         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9392     }
9393 }
9394
9395 - (void) system:(NSString *)command {
9396     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9397
9398     _trace();
9399     system([command UTF8String]);
9400     _trace();
9401
9402     [pool release];
9403 }
9404
9405 - (void) applicationWillSuspend {
9406     [database_ clean];
9407     [super applicationWillSuspend];
9408 }
9409
9410 - (BOOL) isSafeToSuspend {
9411     if (locked_ != 0) {
9412 #if !ForRelease
9413         NSLog(@"isSafeToSuspend: locked_ != 0");
9414 #endif
9415         return false;
9416     }
9417
9418     // Use external process status API internally.
9419     // This is probably a really bad idea.
9420     // XXX: what is the point of this? does this solve anything at all?
9421     uint64_t status = 0;
9422     int notify_token;
9423     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9424         notify_get_state(notify_token, &status);
9425         notify_cancel(notify_token);
9426     }
9427
9428     if (status != 0) {
9429 #if !ForRelease
9430         NSLog(@"isSafeToSuspend: status != 0");
9431 #endif
9432         return false;
9433     }
9434
9435 #if !ForRelease
9436     NSLog(@"isSafeToSuspend: -> true");
9437 #endif
9438     return true;
9439 }
9440
9441 - (void) applicationSuspend:(__GSEvent *)event {
9442     if ([self isSafeToSuspend])
9443         [super applicationSuspend:event];
9444 }
9445
9446 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9447     if ([self isSafeToSuspend])
9448         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9449 }
9450
9451 - (void) _setSuspended:(BOOL)value {
9452     if ([self isSafeToSuspend])
9453         [super _setSuspended:value];
9454 }
9455
9456 - (UIProgressHUD *) addProgressHUD {
9457     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9458     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9459
9460     [window_ setUserInteractionEnabled:NO];
9461
9462     UIViewController *target(tabbar_);
9463     if (UIViewController *modal = [target modalViewController])
9464         target = modal;
9465
9466     [hud showInView:[target view]];
9467
9468     ++locked_;
9469     return hud;
9470 }
9471
9472 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9473     --locked_;
9474     [hud hide];
9475     [hud removeFromSuperview];
9476     [window_ setUserInteractionEnabled:YES];
9477 }
9478
9479 - (CyteViewController *) pageForPackage:(NSString *)name {
9480     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9481 }
9482
9483 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9484     NSString *scheme([[url scheme] lowercaseString]);
9485     if ([[url absoluteString] length] <= [scheme length] + 3)
9486         return nil;
9487     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9488     NSArray *components([path componentsSeparatedByString:@"/"]);
9489
9490     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9491         return [self pageForPackage:[components objectAtIndex:1]];
9492
9493     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9494         return nil;
9495
9496     NSString *base([components objectAtIndex:0]);
9497
9498     CyteViewController *controller = nil;
9499
9500     if ([base isEqualToString:@"url"]) {
9501         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9502         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9503         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9504     } else if (!external && [components count] == 1) {
9505         if ([base isEqualToString:@"manage"]) {
9506             controller = [[[ManageController alloc] init] autorelease];
9507         }
9508
9509         if ([base isEqualToString:@"storage"]) {
9510             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9511         }
9512
9513         if ([base isEqualToString:@"sources"]) {
9514             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9515         }
9516
9517         if ([base isEqualToString:@"home"]) {
9518             controller = [[[HomeController alloc] init] autorelease];
9519         }
9520
9521         if ([base isEqualToString:@"sections"]) {
9522             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9523         }
9524
9525         if ([base isEqualToString:@"search"]) {
9526             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9527         }
9528
9529         if ([base isEqualToString:@"changes"]) {
9530             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9531         }
9532
9533         if ([base isEqualToString:@"installed"]) {
9534             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9535         }
9536     } else if ([components count] == 2) {
9537         NSString *argument = [components objectAtIndex:1];
9538
9539         if ([base isEqualToString:@"package"]) {
9540             controller = [self pageForPackage:argument];
9541         }
9542
9543         if (!external && [base isEqualToString:@"search"]) {
9544             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9545         }
9546
9547         if (!external && [base isEqualToString:@"sections"]) {
9548             if ([argument isEqualToString:@"all"])
9549                 argument = nil;
9550             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9551         }
9552
9553         if (!external && [base isEqualToString:@"sources"]) {
9554             if ([argument isEqualToString:@"add"]) {
9555                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9556                 [(SourcesController *)controller showAddSourcePrompt];
9557             } else {
9558                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9559                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9560             }
9561         }
9562
9563         if (!external && [base isEqualToString:@"launch"]) {
9564             [self launchApplicationWithIdentifier:argument suspended:NO];
9565             return nil;
9566         }
9567     } else if (!external && [components count] == 3) {
9568         NSString *arg1 = [components objectAtIndex:1];
9569         NSString *arg2 = [components objectAtIndex:2];
9570
9571         if ([base isEqualToString:@"package"]) {
9572             if ([arg2 isEqualToString:@"settings"]) {
9573                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9574             } else if ([arg2 isEqualToString:@"files"]) {
9575                 if (Package *package = [database_ packageWithName:arg1]) {
9576                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9577                     [(FileTable *)controller setPackage:package];
9578                 }
9579             }
9580         }
9581     }
9582
9583     [controller setDelegate:self];
9584     return controller;
9585 }
9586
9587 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9588     CyteViewController *page([self pageForURL:url forExternal:external]);
9589
9590     if (page != nil) {
9591         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9592         [nav setViewControllers:[NSArray arrayWithObject:page]];
9593         [tabbar_ setUnselectedViewController:nav];
9594     }
9595
9596     return page != nil;
9597 }
9598
9599 - (void) applicationOpenURL:(NSURL *)url {
9600     [super applicationOpenURL:url];
9601
9602     if (!loaded_)
9603         starturl_ = url;
9604     else
9605         [self openCydiaURL:url forExternal:YES];
9606 }
9607
9608 - (void) applicationWillResignActive:(UIApplication *)application {
9609     // Stop refreshing if you get a phone call or lock the device.
9610     if ([tabbar_ updating])
9611         [tabbar_ cancelUpdate];
9612
9613     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9614         [super applicationWillResignActive:application];
9615 }
9616
9617 - (void) saveState {
9618     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9619     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9620     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9621     Changed_ = true;
9622
9623     [self _saveConfig];
9624 }
9625
9626 - (void) applicationWillTerminate:(UIApplication *)application {
9627     [self saveState];
9628 }
9629
9630 - (void) setConfigurationData:(NSString *)data {
9631     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9632
9633     if (!conffile_r(data)) {
9634         lprintf("E:invalid conffile\n");
9635         return;
9636     }
9637
9638     NSString *ofile = conffile_r[1];
9639     //NSString *nfile = conffile_r[2];
9640
9641     UIAlertView *alert = [[[UIAlertView alloc]
9642         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9643         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9644         delegate:self
9645         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9646         otherButtonTitles:
9647             UCLocalize("ACCEPT_NEW_COPY"),
9648             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9649         nil
9650     ] autorelease];
9651
9652     [alert setContext:@"conffile"];
9653     [alert setNumberOfRows:2];
9654     [alert show];
9655 }
9656
9657 - (void) addStashController {
9658     ++locked_;
9659     stash_ = [[[StashController alloc] init] autorelease];
9660     [window_ addSubview:[stash_ view]];
9661 }
9662
9663 - (void) removeStashController {
9664     [[stash_ view] removeFromSuperview];
9665     stash_ = nil;
9666     --locked_;
9667 }
9668
9669 - (void) stash {
9670     [self setIdleTimerDisabled:YES];
9671
9672     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9673     UpdateExternalStatus(1);
9674     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9675     UpdateExternalStatus(0);
9676
9677     [self removeStashController];
9678
9679     pid_t pid(ExecFork());
9680     if (pid == 0) {
9681         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9682         perror("launchctl stop");
9683         exit(0);
9684     }
9685
9686     ReapZombie(pid);
9687 }
9688
9689 - (void) setupViewControllers {
9690     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9691
9692     NSMutableArray *items([NSMutableArray arrayWithObjects:
9693         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9694         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9695         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9696         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9697     nil]);
9698
9699     if (IsWildcat_) {
9700         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9701         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9702     } else {
9703         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9704     }
9705
9706     NSMutableArray *controllers([NSMutableArray array]);
9707     for (UITabBarItem *item in items) {
9708         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9709         [controller setTabBarItem:item];
9710         [controllers addObject:controller];
9711     }
9712     [tabbar_ setViewControllers:controllers];
9713
9714     [tabbar_ setUpdateDelegate:self];
9715 }
9716
9717 - (void) _sendMemoryWarningNotification {
9718     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9719 }
9720
9721 - (void) _sendMemoryWarningNotifications {
9722     while (true) {
9723         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9724         usleep(250000);
9725     }
9726 }
9727
9728 - (void) applicationDidFinishLaunching:(id)unused {
9729     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9730
9731 _trace();
9732     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9733         [self setApplicationSupportsShakeToEdit:NO];
9734
9735     @synchronized (HostConfig_) {
9736         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9737     }
9738
9739     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9740         initWithMemoryCapacity:524288
9741         diskCapacity:10485760
9742         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9743     ] autorelease]];
9744
9745     [CydiaWebViewController _initialize];
9746
9747     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9748
9749     // this would disallow http{,s} URLs from accessing this data
9750     //[WebView registerURLSchemeAsLocal:@"cydia"];
9751
9752     Font12_ = [UIFont systemFontOfSize:12];
9753     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9754     Font14_ = [UIFont systemFontOfSize:14];
9755     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9756     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9757
9758     essential_ = [NSMutableArray arrayWithCapacity:4];
9759     broken_ = [NSMutableArray arrayWithCapacity:4];
9760
9761     // XXX: I really need this thing... like, seriously... I'm sorry
9762     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9763
9764     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9765     [window_ orderFront:self];
9766     [window_ makeKey:self];
9767     [window_ setHidden:NO];
9768
9769     if (
9770         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9771         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9772         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9773         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9774         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9775         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9776         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9777         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9778         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9779         false
9780     ) {
9781         [self addStashController];
9782         // XXX: this would be much cleaner as a yieldToSelector:
9783         // that way the removeStashController could happen right here inline
9784         // we also could no longer require the useless stash_ field anymore
9785         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9786         return;
9787     }
9788
9789     database_ = [Database sharedInstance];
9790     [database_ setDelegate:self];
9791
9792     [window_ setUserInteractionEnabled:NO];
9793     [self setupViewControllers];
9794
9795     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9796     [window_ addSubview:[emulated_ view]];
9797
9798     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9799 _trace();
9800 }
9801
9802 - (NSArray *) defaultStartPages {
9803     NSMutableArray *standard = [NSMutableArray array];
9804     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9805     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9806     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9807     if (!IsWildcat_) {
9808         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9809     } else {
9810         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9811         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9812     }
9813     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9814     return standard;
9815 }
9816
9817 - (void) loadData {
9818 _trace();
9819     if (Role_ == nil) {
9820         [window_ setUserInteractionEnabled:YES];
9821         [self showSettings];
9822         return;
9823     } else {
9824         if ([emulated_ modalViewController] != nil)
9825             [emulated_ dismissModalViewControllerAnimated:YES];
9826         [window_ setUserInteractionEnabled:NO];
9827     }
9828
9829     [self reloadDataWithInvocation:nil];
9830     [self refreshIfPossible];
9831     PrintTimes();
9832
9833     [self disemulate];
9834
9835     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9836     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9837     int standardIndex = 0;
9838     NSArray *standard = [self defaultStartPages];
9839
9840     BOOL valid = YES;
9841
9842     if (saved == nil)
9843         valid = NO;
9844
9845     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9846     if (valid && closed != nil) {
9847         NSTimeInterval interval([closed timeIntervalSinceNow]);
9848         // XXX: Is 60 minutes the optimal time here?
9849         if (interval <= -(60*60))
9850             valid = NO;
9851     }
9852
9853     if (valid && [saved count] != [standard count])
9854         valid = NO;
9855
9856     if (valid) {
9857         for (unsigned int i = 0; i < [standard count]; i++) {
9858             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9859             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9860             //      but it's good enough for now.
9861             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9862                 valid = NO;
9863                 break;
9864             }
9865         }
9866     }
9867
9868     NSArray *items = nil;
9869     if (valid) {
9870         [tabbar_ setSelectedIndex:savedIndex];
9871         items = saved;
9872     } else {
9873         [tabbar_ setSelectedIndex:standardIndex];
9874         items = standard;
9875     }
9876
9877     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9878         NSArray *stack = [items objectAtIndex:tab];
9879         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9880         NSMutableArray *current = [NSMutableArray array];
9881
9882         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9883             NSString *addr = [stack objectAtIndex:nav];
9884             NSURL *url = [NSURL URLWithString:addr];
9885             CyteViewController *page = [self pageForURL:url forExternal:NO];
9886             if (page != nil)
9887                 [current addObject:page];
9888         }
9889
9890         [navigation setViewControllers:current];
9891     }
9892
9893     // (Try to) show the startup URL.
9894     if (starturl_ != nil) {
9895         [self openCydiaURL:starturl_ forExternal:NO];
9896         starturl_ = nil;
9897     }
9898 }
9899
9900 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9901     if (item != nil && IsWildcat_) {
9902         [sheet showFromBarButtonItem:item animated:YES];
9903     } else {
9904         [sheet showInView:window_];
9905     }
9906 }
9907
9908 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9909     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9910     [progress setTitle:task];
9911     [progress addProgressEvent:event];
9912 }
9913
9914 - (void) addProgressEventForTask:(NSArray *)data {
9915     CydiaProgressEvent *event([data objectAtIndex:0]);
9916     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9917     [self addProgressEvent:event forTask:task];
9918 }
9919
9920 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9921     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9922 }
9923
9924 @end
9925
9926 /*IMP alloc_;
9927 id Alloc_(id self, SEL selector) {
9928     id object = alloc_(self, selector);
9929     lprintf("[%s]A-%p\n", self->isa->name, object);
9930     return object;
9931 }*/
9932
9933 /*IMP dealloc_;
9934 id Dealloc_(id self, SEL selector) {
9935     id object = dealloc_(self, selector);
9936     lprintf("[%s]D-%p\n", self->isa->name, object);
9937     return object;
9938 }*/
9939
9940 Class $WebDefaultUIKitDelegate;
9941
9942 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9943     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9944         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9945     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9946 }
9947
9948 static NSSet *MobilizedFiles_;
9949
9950 static NSURL *MobilizeURL(NSURL *url) {
9951     NSString *path([url path]);
9952     if ([path hasPrefix:@"/var/root/"]) {
9953         NSString *file([path substringFromIndex:10]);
9954         if ([MobilizedFiles_ containsObject:file])
9955             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9956     }
9957
9958     return url;
9959 }
9960
9961 Class $CFXPreferencesPropertyListSource;
9962 @class CFXPreferencesPropertyListSource;
9963
9964 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9965     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9966     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9967     url = MobilizeURL(url);
9968     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9969     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9970     url = old;
9971     [pool release];
9972     return value;
9973 }
9974
9975 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9976     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9977     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9978     url = MobilizeURL(url);
9979     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9980     //NSLog(@"%@ %@", [url absoluteString], value);
9981     url = old;
9982     [pool release];
9983     return value;
9984 }
9985
9986 Class $NSURLConnection;
9987
9988 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9989     NSMutableURLRequest *copy([request mutableCopy]);
9990
9991     NSURL *url([copy URL]);
9992
9993     NSString *host([url host]);
9994     NSString *scheme([[url scheme] lowercaseString]);
9995
9996     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9997
9998     @synchronized (HostConfig_) {
9999         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10000             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10001                 [copy setHTTPShouldUsePipelining:YES];
10002
10003         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10004             if ([control isEqualToString:@"max-age=0"])
10005                 if ([CachedURLs_ containsObject:url]) {
10006 #if !ForRelease
10007                     NSLog(@"~~~: %@", url);
10008 #endif
10009
10010                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10011
10012                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10013                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10014                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10015                 }
10016     }
10017
10018     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10019     } return self;
10020 }
10021
10022 int main(int argc, char *argv[]) {
10023     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10024
10025     _trace();
10026
10027     UpdateExternalStatus(0);
10028
10029     if (Class $UIDevice = objc_getClass("UIDevice")) {
10030         UIDevice *device([$UIDevice currentDevice]);
10031         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10032     } else
10033         IsWildcat_ = false;
10034
10035     UIScreen *screen([UIScreen mainScreen]);
10036     if ([screen respondsToSelector:@selector(scale)])
10037         ScreenScale_ = [screen scale];
10038     else
10039         ScreenScale_ = 1;
10040
10041     UIDevice *device([UIDevice currentDevice]);
10042     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10043         Idiom_ = @"iphone";
10044     else {
10045         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10046         if (idiom == UIUserInterfaceIdiomPhone)
10047             Idiom_ = @"iphone";
10048         else if (idiom == UIUserInterfaceIdiomPad)
10049             Idiom_ = @"ipad";
10050         else
10051             NSLog(@"unknown UIUserInterfaceIdiom!");
10052     }
10053
10054     Pcre pattern("^([0-9]+\\.[0-9]+)");
10055
10056     if (pattern([device systemVersion]))
10057         Firmware_ = pattern[1];
10058     if (pattern(Cydia_))
10059         Major_ = pattern[1];
10060
10061     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10062
10063     HostConfig_ = [[[NSObject alloc] init] autorelease];
10064     @synchronized (HostConfig_) {
10065         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10066         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10067         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10068         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10069         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10070     }
10071
10072     NSString *ui(@"ui/ios");
10073     if (Idiom_ != nil)
10074         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10075     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10076     UI_ = CydiaURL(ui);
10077
10078     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10079
10080     MobilizedFiles_ = [NSMutableSet setWithObjects:
10081         @"Library/Preferences/com.apple.Accessibility.plist",
10082         @"Library/Preferences/com.apple.preferences.sounds.plist",
10083     nil];
10084
10085     /* Library Hacks {{{ */
10086     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10087
10088     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10089
10090     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10091     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10092         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10093         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10094     }
10095
10096     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10097     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10098         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10099         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10100     }
10101
10102     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10103     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10104     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10105         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10106         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10107     }
10108
10109     $NSURLConnection = objc_getClass("NSURLConnection");
10110     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10111     if (NSURLConnection$init$ != NULL) {
10112         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10113         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10114     }
10115     /* }}} */
10116     /* Set Locale {{{ */
10117     Locale_ = CFLocaleCopyCurrent();
10118     Languages_ = [NSLocale preferredLanguages];
10119
10120     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10121     //NSLog(@"%@", [Languages_ description]);
10122
10123     const char *lang;
10124     if (Locale_ != NULL)
10125         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10126     else if (Languages_ != nil && [Languages_ count] != 0)
10127         lang = [[Languages_ objectAtIndex:0] UTF8String];
10128     else
10129         // XXX: consider just setting to C and then falling through?
10130         lang = NULL;
10131
10132     if (lang != NULL) {
10133         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10134         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10135     }
10136
10137     NSLog(@"Setting Language: %s", lang);
10138
10139     if (lang != NULL) {
10140         setenv("LANG", lang, true);
10141         std::setlocale(LC_ALL, lang);
10142     }
10143     /* }}} */
10144
10145     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10146
10147     /* Parse Arguments {{{ */
10148     bool substrate(false);
10149
10150     if (argc != 0) {
10151         char **args(argv);
10152         int arge(1);
10153
10154         for (int argi(1); argi != argc; ++argi)
10155             if (strcmp(argv[argi], "--") == 0) {
10156                 arge = argi;
10157                 argv[argi] = argv[0];
10158                 argv += argi;
10159                 argc -= argi;
10160                 break;
10161             }
10162
10163         for (int argi(1); argi != arge; ++argi)
10164             if (strcmp(args[argi], "--substrate") == 0)
10165                 substrate = true;
10166             else
10167                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10168     }
10169     /* }}} */
10170
10171     App_ = [[NSBundle mainBundle] bundlePath];
10172     Advanced_ = YES;
10173
10174     setuid(0);
10175     setgid(0);
10176
10177     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10178     alloc_ = alloc->method_imp;
10179     alloc->method_imp = (IMP) &Alloc_;*/
10180
10181     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10182     dealloc_ = dealloc->method_imp;
10183     dealloc->method_imp = (IMP) &Dealloc_;*/
10184
10185     /* System Information {{{ */
10186     size_t size;
10187
10188     int maxproc;
10189     size = sizeof(maxproc);
10190     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10191         perror("sysctlbyname(\"kern.maxproc\", ?)");
10192     else if (maxproc < 64) {
10193         maxproc = 64;
10194         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10195             perror("sysctlbyname(\"kern.maxproc\", #)");
10196     }
10197
10198     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10199     char *osversion = new char[size];
10200     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10201         perror("sysctlbyname(\"kern.osversion\", ?)");
10202     else
10203         System_ = [NSString stringWithUTF8String:osversion];
10204
10205     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10206     char *machine = new char[size];
10207     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10208         perror("sysctlbyname(\"hw.machine\", ?)");
10209     else
10210         Machine_ = machine;
10211
10212     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10213     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10214     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10215
10216     UniqueID_ = [device uniqueIdentifier];
10217
10218     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10219         Product_ = [info objectForKey:@"SafariProductVersion"];
10220         Safari_ = [info objectForKey:@"CFBundleVersion"];
10221     }
10222     /* }}} */
10223     /* Load Database {{{ */
10224     _trace();
10225     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10226     _trace();
10227     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10228
10229     if (Metadata_ == NULL)
10230         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10231     else {
10232         Settings_ = [Metadata_ objectForKey:@"Settings"];
10233
10234         Packages_ = [Metadata_ objectForKey:@"Packages"];
10235
10236         Values_ = [Metadata_ objectForKey:@"Values"];
10237         Sections_ = [Metadata_ objectForKey:@"Sections"];
10238         Sources_ = [Metadata_ objectForKey:@"Sources"];
10239
10240         Token_ = [Metadata_ objectForKey:@"Token"];
10241
10242         Version_ = [Metadata_ objectForKey:@"Version"];
10243     }
10244
10245     if (Settings_ != nil)
10246         Role_ = [Settings_ objectForKey:@"Role"];
10247
10248     if (Values_ == nil) {
10249         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10250         [Metadata_ setObject:Values_ forKey:@"Values"];
10251     }
10252
10253     if (Sections_ == nil) {
10254         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10255         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10256     }
10257
10258     if (Sources_ == nil) {
10259         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10260         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10261     }
10262
10263     if (Version_ == nil) {
10264         Version_ = [NSNumber numberWithUnsignedInt:0];
10265         [Metadata_ setObject:Version_ forKey:@"Version"];
10266     }
10267
10268     if ([Version_ unsignedIntValue] == 0) {
10269         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10270         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10271         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10272         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10273
10274         Version_ = [NSNumber numberWithUnsignedInt:1];
10275         [Metadata_ setObject:Version_ forKey:@"Version"];
10276
10277         [Metadata_ removeObjectForKey:@"LastUpdate"];
10278
10279         Changed_ = true;
10280     }
10281     /* }}} */
10282
10283     CydiaWriteSources();
10284
10285     _trace();
10286     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10287     _trace();
10288
10289     if (Packages_ != nil) {
10290         bool fail(false);
10291         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10292         _trace();
10293
10294         if (!fail) {
10295             [Metadata_ removeObjectForKey:@"Packages"];
10296             Packages_ = nil;
10297             Changed_ = true;
10298         }
10299     }
10300
10301     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10302
10303 #define MobileSubstrate_(name) \
10304     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10305         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10306         if (handle == NULL) \
10307             NSLog(@"%s", dlerror()); \
10308     }
10309
10310     MobileSubstrate_(Activator)
10311     MobileSubstrate_(libstatusbar)
10312     MobileSubstrate_(SimulatedKeyEvents)
10313     MobileSubstrate_(WinterBoard)
10314
10315     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10316         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10317
10318     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10319
10320     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10321         unlink("/tmp/.cydia.fw");
10322         goto firmware;
10323     } else if (access("/User", F_OK) != 0 || version < 4) {
10324       firmware:
10325         _trace();
10326         system("/usr/libexec/cydia/firmware.sh");
10327         _trace();
10328     }
10329
10330     _assert([[NSFileManager defaultManager]
10331         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10332         withIntermediateDirectories:YES
10333         attributes:nil
10334         error:NULL
10335     ]);
10336
10337     if (access("/tmp/cydia.chk", F_OK) == 0) {
10338         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10339             _assert(errno == ENOENT);
10340         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10341             _assert(errno == ENOENT);
10342     }
10343
10344     /* APT Initialization {{{ */
10345     _assert(pkgInitConfig(*_config));
10346     _assert(pkgInitSystem(*_config, _system));
10347
10348     if (lang != NULL)
10349         _config->Set("APT::Acquire::Translation", lang);
10350
10351     // XXX: this timeout might be important :(
10352     //_config->Set("Acquire::http::Timeout", 15);
10353
10354     _config->Set("Acquire::http::MaxParallel", 3);
10355     /* }}} */
10356     /* Color Choices {{{ */
10357     space_ = CGColorSpaceCreateDeviceRGB();
10358
10359     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10360     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10361     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10362     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10363     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10364     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10365     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10366     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10367     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10368
10369     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10370     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10371     /* }}}*/
10372     /* UIKit Configuration {{{ */
10373     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10374     if ($GSFontSetUseLegacyFontMetrics != NULL)
10375         $GSFontSetUseLegacyFontMetrics(YES);
10376
10377     // XXX: I have a feeling this was important
10378     //UIKeyboardDisableAutomaticAppearance();
10379     /* }}} */
10380
10381     Colon_ = UCLocalize("COLON_DELIMITED");
10382     Elision_ = UCLocalize("ELISION");
10383     Error_ = UCLocalize("ERROR");
10384     Warning_ = UCLocalize("WARNING");
10385
10386     _trace();
10387     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10388
10389     CGColorSpaceRelease(space_);
10390     CFRelease(Locale_);
10391
10392     [pool release];
10393     return value;
10394 }