MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124
 125 #include <CydiaSubstrate/CydiaSubstrate.h>
 126 #include "Menes/Menes.h"
 127
 128 #include "CyteKit/PerlCompatibleRegEx.hpp"
 129 #include "CyteKit/TableViewCell.h"
 130 #include "CyteKit/WebScriptObject-Cyte.h"
 131 #include "CyteKit/WebViewController.h"
 132 #include "CyteKit/stringWithUTF8Bytes.h"
 133
 134 #include "Cydia/MIMEAddress.h"
 135 #include "Cydia/LoadingViewController.h"
 136 #include "Cydia/ProgressEvent.h"
 137
 138 #include "SDURLCache/SDURLCache.h"
 139 /* }}} */
 140
 141 /* Profiler {{{ */
 142 struct timeval _ltv;
 143 bool _itv;
 144
 145 #define _timestamp ({ \
 146     struct timeval tv; \
 147     gettimeofday(&tv, NULL); \
 148     tv.tv_sec * 1000000 + tv.tv_usec; \
 149 })
 150
 151 typedef std::vector<class ProfileTime *> TimeList;
 152 TimeList times_;
 153
 154 class ProfileTime {
 155   private:
 156     const char *name_;
 157     uint64_t total_;
 158     uint64_t count_;
 159
 160   public:
 161     ProfileTime(const char *name) :
 162         name_(name),
 163         total_(0)
 164     {
 165         times_.push_back(this);
 166     }
 167
 168     void AddTime(uint64_t time) {
 169         total_ += time;
 170         ++count_;
 171     }
 172
 173     void Print() {
 174         if (total_ != 0)
 175             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 176         total_ = 0;
 177         count_ = 0;
 178     }
 179 };
 180
 181 class ProfileTimer {
 182   private:
 183     ProfileTime &time_;
 184     uint64_t start_;
 185
 186   public:
 187     ProfileTimer(ProfileTime &time) :
 188         time_(time),
 189         start_(_timestamp)
 190     {
 191     }
 192
 193     ~ProfileTimer() {
 194         time_.AddTime(_timestamp - start_);
 195     }
 196 };
 197
 198 void PrintTimes() {
 199     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 200         (*i)->Print();
 201     std::cerr << "========" << std::endl;
 202 }
 203
 204 #define _profile(name) { \
 205     static ProfileTime name(#name); \
 206     ProfileTimer _ ## name(name);
 207
 208 #define _end }
 209 /* }}} */
 210
 211 extern NSString *Cydia_;
 212
 213 #define lprintf(args...) fprintf(stderr, args)
 214
 215 #define ForRelease 1
 216 #define TraceLogging (1 && !ForRelease)
 217 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 218 #define ProfileTimes (0 && !ForRelease)
 219 #define ForSaurik (0 && !ForRelease)
 220 #define LogBrowser (0 && !ForRelease)
 221 #define TrackResize (0 && !ForRelease)
 222 #define ManualRefresh (1 && !ForRelease)
 223 #define ShowInternals (0 && !ForRelease)
 224 #define AlwaysReload (0 && !ForRelease)
 225 #define TryIndexedCollation (0 && !ForRelease)
 226
 227 #if !TraceLogging
 228 #undef _trace
 229 #define _trace(args...)
 230 #endif
 231
 232 #if !ProfileTimes
 233 #undef _profile
 234 #define _profile(name) {
 235 #undef _end
 236 #define _end }
 237 #define PrintTimes() do {} while (false)
 238 #endif
 239
 240 // Hash Functions/Structures {{{
 241 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 242
 243 union SplitHash {
 244     uint32_t u32;
 245     uint16_t u16[2];
 246 };
 247 // }}}
 248
 249 static NSString *Colon_;
 250 NSString *Elision_;
 251 static NSString *Error_;
 252 static NSString *Warning_;
 253
 254 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 255
 256 static _finline NSString *CydiaURL(NSString *path) {
 257     char page[26];
 258     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 259     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 260     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 261     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 262     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 263     page[25] = '\0';
 264     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 265 }
 266
 267 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 268     int notify_token;
 269     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 270         notify_set_state(notify_token, newStatus);
 271         notify_cancel(notify_token);
 272     }
 273     notify_post("com.saurik.Cydia.status");
 274 }
 275
 276 static CGFloat CYStatusBarHeight() {
 277     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 278     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 279 }
 280
 281 /* NSForcedOrderingSearch doesn't work on the iPhone */
 282 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 283 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 284 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 285
 286 /* Insertion Sort {{{ */
 287
 288 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 289     const char *ptr = (const char *)list;
 290     while (0 < count) {
 291         CFIndex half = count / 2;
 292         const char *probe = ptr + elementSize * half;
 293         CFComparisonResult cr = comparator(element, probe, context);
 294     if (0 == cr) return (probe - (const char *)list) / elementSize;
 295         ptr = (cr < 0) ? ptr : probe + elementSize;
 296         count = (cr < 0) ? half : (half + (count & 1) - 1);
 297     }
 298     return (ptr - (const char *)list) / elementSize;
 299 }
 300
 301 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 302     const char *ptr = (const char *)list;
 303     while (0 < count) {
 304         CFIndex half = count / 2;
 305         const char *probe = ptr + elementSize * half;
 306         CFComparisonResult cr = comparator(element, probe, context);
 307     if (0 == cr) return (probe - (const char *)list) / elementSize;
 308         ptr = (cr < 0) ? ptr : probe + elementSize;
 309         count = (cr < 0) ? half : (half + (count & 1) - 1);
 310     }
 311     return (ptr - (const char *)list) / elementSize;
 312 }
 313
 314 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 315     if (range.length == 0)
 316         return;
 317     const void **values(new const void *[range.length]);
 318     CFArrayGetValues(array, range, values);
 319
 320 #if HistogramInsertionSort > 0
 321     uint32_t total(0), *offsets(new uint32_t[range.length]);
 322 #endif
 323
 324     for (CFIndex index(1); index != range.length; ++index) {
 325         const void *value(values[index]);
 326         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 327         CFIndex correct(index);
 328         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 329 #if HistogramInsertionSort > 1
 330             NSLog(@"%@ < %@", value, values[correct - 1]);
 331 #endif
 332             if (--correct == 0)
 333                 break;
 334         }
 335         if (correct != index) {
 336             size_t offset(index - correct);
 337 #if HistogramInsertionSort
 338             total += offset;
 339             ++offsets[offset];
 340             if (offset > 10)
 341                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 342 #endif
 343             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 344             values[correct] = value;
 345         }
 346     }
 347
 348     CFArrayReplaceValues(array, range, values, range.length);
 349     delete [] values;
 350
 351 #if HistogramInsertionSort > 0
 352     for (CFIndex index(0); index != range.length; ++index)
 353         if (offsets[index] != 0)
 354             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 355     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 356     delete [] offsets;
 357 #endif
 358 }
 359
 360 /* }}} */
 361
 362 /* Apple Bug Fixes {{{ */
 363 @implementation UIWebDocumentView (Cydia)
 364
 365 - (void) _setScrollerOffset:(CGPoint)offset {
 366     UIScroller *scroller([self _scroller]);
 367
 368     CGSize size([scroller contentSize]);
 369     CGSize bounds([scroller bounds].size);
 370
 371     CGPoint max;
 372     max.x = size.width - bounds.width;
 373     max.y = size.height - bounds.height;
 374
 375     // wtf Apple?!
 376     if (max.x < 0)
 377         max.x = 0;
 378     if (max.y < 0)
 379         max.y = 0;
 380
 381     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 382     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 383
 384     [scroller setOffset:offset];
 385 }
 386
 387 @end
 388 /* }}} */
 389
 390 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 391     size_t length([self length] - state->state);
 392     if (length <= 0)
 393         return 0;
 394     else if (length > count)
 395         length = count;
 396     for (size_t i(0); i != length; ++i)
 397         objects[i] = [self item:state->state++];
 398     state->itemsPtr = objects;
 399     state->mutationsPtr = (unsigned long *) self;
 400     return length;
 401 }
 402
 403 /* Cydia NSString Additions {{{ */
 404 @interface NSString (Cydia)
 405 - (NSComparisonResult) compareByPath:(NSString *)other;
 406 - (NSString *) stringByCachingURLWithCurrentCDN;
 407 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 408 @end
 409
 410 @implementation NSString (Cydia)
 411
 412 - (NSComparisonResult) compareByPath:(NSString *)other {
 413     NSString *prefix = [self commonPrefixWithString:other options:0];
 414     size_t length = [prefix length];
 415
 416     NSRange lrange = NSMakeRange(length, [self length] - length);
 417     NSRange rrange = NSMakeRange(length, [other length] - length);
 418
 419     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 420     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 421
 422     NSComparisonResult value;
 423
 424     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 425         value = NSOrderedSame;
 426     else if (lrange.location == NSNotFound)
 427         value = NSOrderedAscending;
 428     else if (rrange.location == NSNotFound)
 429         value = NSOrderedDescending;
 430     else
 431         value = NSOrderedSame;
 432
 433     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 434         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 435     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 436         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 437
 438     NSComparisonResult result = [lpath compare:rpath];
 439     return result == NSOrderedSame ? value : result;
 440 }
 441
 442 - (NSString *) stringByCachingURLWithCurrentCDN {
 443     return [self
 444         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 445         withString:@"://cache.cydia.saurik.com/"
 446     ];
 447 }
 448
 449 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 450     return [(id)CFURLCreateStringByAddingPercentEscapes(
 451         kCFAllocatorDefault,
 452         (CFStringRef) self,
 453         NULL,
 454         CFSTR(";/?:@&=+$,"),
 455         kCFStringEncodingUTF8
 456     ) autorelease];
 457 }
 458
 459 @end
 460 /* }}} */
 461
 462 /* C++ NSString Wrapper Cache {{{ */
 463 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 464     return size == 0 ? NULL :
 465         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 466         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 467 }
 468
 469 static _finline CFStringRef CYStringCreate(const char *data) {
 470     return CYStringCreate(data, strlen(data));
 471 }
 472
 473 class CYString {
 474   private:
 475     char *data_;
 476     size_t size_;
 477     CFStringRef cache_;
 478
 479     _finline void clear_() {
 480         if (cache_ != NULL) {
 481             CFRelease(cache_);
 482             cache_ = NULL;
 483         }
 484     }
 485
 486   public:
 487     _finline bool empty() const {
 488         return size_ == 0;
 489     }
 490
 491     _finline size_t size() const {
 492         return size_;
 493     }
 494
 495     _finline char *data() const {
 496         return data_;
 497     }
 498
 499     _finline void clear() {
 500         size_ = 0;
 501         clear_();
 502     }
 503
 504     _finline CYString() :
 505         data_(0),
 506         size_(0),
 507         cache_(NULL)
 508     {
 509     }
 510
 511     _finline ~CYString() {
 512         clear_();
 513     }
 514
 515     void operator =(const CYString &rhs) {
 516         data_ = rhs.data_;
 517         size_ = rhs.size_;
 518
 519         if (rhs.cache_ == nil)
 520             cache_ = NULL;
 521         else
 522             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 523     }
 524
 525     void copy(apr_pool_t *pool) {
 526         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 527         memcpy(temp, data_, size_);
 528         temp[size_] = '\0';
 529         data_ = temp;
 530     }
 531
 532     void set(apr_pool_t *pool, const char *data, size_t size) {
 533         if (size == 0)
 534             clear();
 535         else {
 536             clear_();
 537
 538             data_ = const_cast<char *>(data);
 539             size_ = size;
 540
 541             if (pool != NULL)
 542                 copy(pool);
 543         }
 544     }
 545
 546     _finline void set(apr_pool_t *pool, const char *data) {
 547         set(pool, data, data == NULL ? 0 : strlen(data));
 548     }
 549
 550     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 551         set(pool, rhs.data(), rhs.size());
 552     }
 553
 554     bool operator ==(const CYString &rhs) const {
 555         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 556     }
 557
 558     _finline operator CFStringRef() {
 559         if (cache_ == NULL)
 560             cache_ = CYStringCreate(data_, size_);
 561         return cache_;
 562     }
 563
 564     _finline operator id() {
 565         return (NSString *) static_cast<CFStringRef>(*this);
 566     }
 567
 568     _finline operator const char *() {
 569         return reinterpret_cast<const char *>(data_);
 570     }
 571 };
 572 /* }}} */
 573 /* C++ NSString Algorithm Adapters {{{ */
 574 extern "C" {
 575     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 576 }
 577
 578 struct NSStringMapHash :
 579     std::unary_function<NSString *, size_t>
 580 {
 581     _finline size_t operator ()(NSString *value) const {
 582         return CFStringHashNSString((CFStringRef) value);
 583     }
 584 };
 585
 586 struct NSStringMapLess :
 587     std::binary_function<NSString *, NSString *, bool>
 588 {
 589     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 590         return [lhs compare:rhs] == NSOrderedAscending;
 591     }
 592 };
 593
 594 struct NSStringMapEqual :
 595     std::binary_function<NSString *, NSString *, bool>
 596 {
 597     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 598         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 599         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 600         //[lhs isEqualToString:rhs];
 601     }
 602 };
 603 /* }}} */
 604
 605 /* CoreGraphics Primitives {{{ */
 606 class CYColor {
 607   private:
 608     CGColorRef color_;
 609
 610     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 611         CGFloat color[] = {red, green, blue, alpha};
 612         return CGColorCreate(space, color);
 613     }
 614
 615   public:
 616     CYColor() :
 617         color_(NULL)
 618     {
 619     }
 620
 621     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 622         color_(Create_(space, red, green, blue, alpha))
 623     {
 624         Set(space, red, green, blue, alpha);
 625     }
 626
 627     void Clear() {
 628         if (color_ != NULL)
 629             CGColorRelease(color_);
 630     }
 631
 632     ~CYColor() {
 633         Clear();
 634     }
 635
 636     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 637         Clear();
 638         color_ = Create_(space, red, green, blue, alpha);
 639     }
 640
 641     operator CGColorRef() {
 642         return color_;
 643     }
 644 };
 645 /* }}} */
 646
 647 /* Random Global Variables {{{ */
 648 static const int PulseInterval_ = 50000;
 649
 650 static const NSString *UI_;
 651
 652 static int Finish_;
 653 static bool RestartSubstrate_;
 654 static NSArray *Finishes_;
 655
 656 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 657 #define NotifyConfig_ "/etc/notify.conf"
 658
 659 static bool Queuing_;
 660
 661 static CYColor Blue_;
 662 static CYColor Blueish_;
 663 static CYColor Black_;
 664 static CYColor Off_;
 665 static CYColor White_;
 666 static CYColor Gray_;
 667 static CYColor Green_;
 668 static CYColor Purple_;
 669 static CYColor Purplish_;
 670
 671 static UIColor *InstallingColor_;
 672 static UIColor *RemovingColor_;
 673
 674 static NSString *App_;
 675
 676 static BOOL Advanced_;
 677 static BOOL Ignored_;
 678
 679 static _H<UIFont> Font12_;
 680 static _H<UIFont> Font12Bold_;
 681 static _H<UIFont> Font14_;
 682 static _H<UIFont> Font18Bold_;
 683 static _H<UIFont> Font22Bold_;
 684
 685 static const char *Machine_ = NULL;
 686 static NSString *System_ = nil;
 687 static NSString *SerialNumber_ = nil;
 688 static NSString *ChipID_ = nil;
 689 static NSString *BBSNum_ = nil;
 690 static _H<NSString> Token_;
 691 static NSString *UniqueID_ = nil;
 692 static NSString *PLMN_ = nil;
 693 static NSString *Build_ = nil;
 694 static NSString *Product_ = nil;
 695 static NSString *Safari_ = nil;
 696
 697 static CFLocaleRef Locale_;
 698 static NSArray *Languages_;
 699 static CGColorSpaceRef space_;
 700
 701 static NSDictionary *SectionMap_;
 702 static NSMutableDictionary *Metadata_;
 703 static _transient NSMutableDictionary *Settings_;
 704 static _transient NSString *Role_;
 705 static _transient NSMutableDictionary *Packages_;
 706 static _transient NSMutableDictionary *Values_;
 707 static _transient NSMutableDictionary *Sections_;
 708 static _transient NSMutableDictionary *Sources_;
 709 static _transient NSNumber *Version_;
 710 static _transient _H<NSString> CydiaSource_;
 711 static bool Changed_;
 712 static time_t now_;
 713
 714 bool IsWildcat_;
 715 static CGFloat ScreenScale_;
 716 static NSString *Idiom_;
 717 static NSString *Firmware_;
 718 static NSString *Major_;
 719
 720 static _H<NSMutableDictionary> SessionData_;
 721 static _H<NSObject> HostConfig_;
 722 static _H<NSMutableSet> BridgedHosts_;
 723 static _H<NSMutableSet> TokenHosts_;
 724 static _H<NSMutableSet> InsecureHosts_;
 725 static _H<NSMutableSet> PipelinedHosts_;
 726 static _H<NSMutableSet> CachedURLs_;
 727
 728 static NSString *kCydiaProgressEventTypeError = @"Error";
 729 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 730 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 731 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 732 /* }}} */
 733
 734 static void AddSource(NSDictionary *source) {
 735     [Sources_ setObject:source forKey:[NSString stringWithFormat:@"%@:%@:%@", [source objectForKey:@"Type"], [source objectForKey:@"URI"], [source objectForKey:@"Distribution"]]];
 736     Changed_ = true;
 737 }
 738
 739 static void AddSource(NSString *href, NSString *distribution, NSArray *sections = nil) {
 740     AddSource([NSMutableDictionary dictionaryWithObjectsAndKeys:
 741         @"deb", @"Type",
 742         href, @"URI",
 743         distribution, @"Distribution",
 744         sections ?: [NSMutableArray array], @"Sections",
 745     nil]);
 746 }
 747
 748 static void WriteSources() {
 749     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
 750     _assert(file != NULL);
 751
 752     NSString *distribution(@"ios");
 753     if (Firmware_ != nil)
 754         distribution = [distribution stringByAppendingString:[NSString stringWithFormat:@"-%@", Firmware_]];
 755
 756     fprintf(file, "deb http://%s/ %s main\n",
 757         [CydiaSource_ UTF8String],
 758         [distribution UTF8String]
 759     );
 760
 761     for (NSString *key in [Sources_ allKeys]) {
 762         NSDictionary *source([Sources_ objectForKey:key]);
 763
 764         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 765
 766         fprintf(file, "%s %s %s%s%s\n",
 767             [[source objectForKey:@"Type"] UTF8String],
 768             [[source objectForKey:@"URI"] UTF8String],
 769             [[source objectForKey:@"Distribution"] UTF8String],
 770             [sections count] == 0 ? "" : " ",
 771             [[sections componentsJoinedByString:@" "] UTF8String]
 772         );
 773     }
 774
 775     fclose(file);
 776 }
 777
 778 /* Display Helpers {{{ */
 779 inline float Interpolate(float begin, float end, float fraction) {
 780     return (end - begin) * fraction + begin;
 781 }
 782
 783 static _finline const char *StripVersion_(const char *version) {
 784     const char *colon(strchr(version, ':'));
 785     return colon == NULL ? version : colon + 1;
 786 }
 787
 788 NSString *LocalizeSection(NSString *section) {
 789     static Pcre title_r("^(.*?) \\((.*)\\)$");
 790     if (title_r(section)) {
 791         NSString *parent(title_r[1]);
 792         NSString *child(title_r[2]);
 793
 794         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 795             LocalizeSection(parent),
 796             LocalizeSection(child)
 797         ];
 798     }
 799
 800     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 801 }
 802
 803 NSString *Simplify(NSString *title) {
 804     const char *data = [title UTF8String];
 805     size_t size = [title length];
 806
 807     static Pcre square_r("^\\[(.*)\\]$");
 808     if (square_r(data, size))
 809         return Simplify(square_r[1]);
 810
 811     static Pcre paren_r("^\\((.*)\\)$");
 812     if (paren_r(data, size))
 813         return Simplify(paren_r[1]);
 814
 815     static Pcre title_r("^(.*?) \\((.*)\\)$");
 816     if (title_r(data, size))
 817         return Simplify(title_r[1]);
 818
 819     return title;
 820 }
 821 /* }}} */
 822
 823 NSString *GetLastUpdate() {
 824     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 825
 826     if (update == nil)
 827         return UCLocalize("NEVER_OR_UNKNOWN");
 828
 829     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 830     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 831
 832     CFRelease(formatter);
 833
 834     return [(NSString *) formatted autorelease];
 835 }
 836
 837 bool isSectionVisible(NSString *section) {
 838     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 839     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 840     return hidden == nil || ![hidden boolValue];
 841 }
 842
 843 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 844     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 845     if (entry == MACH_PORT_NULL)
 846         return nil;
 847
 848     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 849     IOObjectRelease(entry);
 850
 851     if (value == NULL)
 852         return nil;
 853     return [(id) value autorelease];
 854 }
 855
 856 static NSString *CYHex(NSData *data, bool reverse = false) {
 857     if (data == nil)
 858         return nil;
 859
 860     size_t length([data length]);
 861     uint8_t bytes[length];
 862     [data getBytes:bytes];
 863
 864     char string[length * 2 + 1];
 865     for (size_t i(0); i != length; ++i)
 866         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 867
 868     return [NSString stringWithUTF8String:string];
 869 }
 870
 871 @class Cydia;
 872
 873 /* Delegate Prototypes {{{ */
 874 @class Package;
 875 @class Source;
 876 @class CydiaProgressEvent;
 877
 878 @protocol DatabaseDelegate
 879 - (void) repairWithSelector:(SEL)selector;
 880 - (void) setConfigurationData:(NSString *)data;
 881 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 882 @end
 883
 884 @class CYPackageController;
 885
 886 @protocol CydiaDelegate
 887 - (void) returnToCydia;
 888 - (void) saveState;
 889 - (void) retainNetworkActivityIndicator;
 890 - (void) releaseNetworkActivityIndicator;
 891 - (void) clearPackage:(Package *)package;
 892 - (void) installPackage:(Package *)package;
 893 - (void) installPackages:(NSArray *)packages;
 894 - (void) removePackage:(Package *)package;
 895 - (void) beginUpdate;
 896 - (BOOL) updating;
 897 - (void) distUpgrade;
 898 - (void) loadData;
 899 - (void) updateData;
 900 - (void) syncData;
 901 - (void) addSource:(NSDictionary *)source;
 902 - (void) addTrivialSource:(NSString *)href;
 903 - (void) showSettings;
 904 - (UIProgressHUD *) addProgressHUD;
 905 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 906 - (CyteViewController *) pageForPackage:(NSString *)name;
 907 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 908 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 909 @end
 910 /* }}} */
 911
 912 /* Status Delegation {{{ */
 913 class Status :
 914     public pkgAcquireStatus
 915 {
 916   private:
 917     _transient NSObject<ProgressDelegate> *delegate_;
 918     bool cancelled_;
 919
 920   public:
 921     Status() :
 922         delegate_(nil),
 923         cancelled_(false)
 924     {
 925     }
 926
 927     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 928         delegate_ = delegate;
 929     }
 930
 931     NSObject<ProgressDelegate> *getDelegate() const {
 932         return delegate_;
 933     }
 934
 935     virtual bool MediaChange(std::string media, std::string drive) {
 936         return false;
 937     }
 938
 939     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 940         Done(item);
 941     }
 942
 943     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 944         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 945         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 946         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 947     }
 948
 949     virtual void Done(pkgAcquire::ItemDesc &item) {
 950         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 951         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 952         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 953     }
 954
 955     virtual void Fail(pkgAcquire::ItemDesc &item) {
 956         if (
 957             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 958             item.Owner->Status == pkgAcquire::Item::StatDone
 959         )
 960             return;
 961
 962         std::string &error(item.Owner->ErrorText);
 963         if (error.empty())
 964             return;
 965
 966         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 967         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 968     }
 969
 970     virtual bool Pulse(pkgAcquire *Owner) {
 971         bool value = pkgAcquireStatus::Pulse(Owner);
 972
 973         double percent(
 974             double(CurrentBytes + CurrentItems) /
 975             double(TotalBytes + TotalItems)
 976         );
 977
 978         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 979             [NSNumber numberWithDouble:percent], @"Percent",
 980
 981             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 982             [NSNumber numberWithDouble:TotalBytes], @"Total",
 983             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 984         nil] waitUntilDone:YES];
 985
 986         if (value && ![delegate_ isProgressCancelled])
 987             return true;
 988         else {
 989             cancelled_ = true;
 990             return false;
 991         }
 992     }
 993
 994     _finline bool WasCancelled() const {
 995         return cancelled_;
 996     }
 997
 998     virtual void Start() {
 999         pkgAcquireStatus::Start();
1000         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1001     }
1002
1003     virtual void Stop() {
1004         pkgAcquireStatus::Stop();
1005         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1006         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1007     }
1008 };
1009 /* }}} */
1010 /* Database Interface {{{ */
1011 typedef std::map< unsigned long, _H<Source> > SourceMap;
1012
1013 @interface Database : NSObject {
1014     NSZone *zone_;
1015     apr_pool_t *pool_;
1016
1017     unsigned era_;
1018
1019     pkgCacheFile cache_;
1020     pkgDepCache::Policy *policy_;
1021     pkgRecords *records_;
1022     pkgProblemResolver *resolver_;
1023     pkgAcquire *fetcher_;
1024     FileFd *lock_;
1025     SPtr<pkgPackageManager> manager_;
1026     pkgSourceList *list_;
1027
1028     SourceMap sourceMap_;
1029     _H<NSMutableArray> sourceList_;
1030
1031     CFMutableArrayRef packages_;
1032
1033     _transient NSObject<DatabaseDelegate> *delegate_;
1034     _transient NSObject<ProgressDelegate> *progress_;
1035
1036     Status status_;
1037
1038     int cydiafd_;
1039     int statusfd_;
1040     FILE *input_;
1041
1042     std::map<const char *, _H<NSString> > sections_;
1043 }
1044
1045 + (Database *) sharedInstance;
1046 - (unsigned) era;
1047
1048 - (void) _readCydia:(NSNumber *)fd;
1049 - (void) _readStatus:(NSNumber *)fd;
1050 - (void) _readOutput:(NSNumber *)fd;
1051
1052 - (FILE *) input;
1053
1054 - (Package *) packageWithName:(NSString *)name;
1055
1056 - (pkgCacheFile &) cache;
1057 - (pkgDepCache::Policy *) policy;
1058 - (pkgRecords *) records;
1059 - (pkgProblemResolver *) resolver;
1060 - (pkgAcquire &) fetcher;
1061 - (pkgSourceList &) list;
1062 - (NSArray *) packages;
1063 - (NSArray *) sources;
1064 - (Source *) sourceWithKey:(NSString *)key;
1065 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1066
1067 - (void) configure;
1068 - (bool) prepare;
1069 - (void) perform;
1070 - (bool) upgrade;
1071 - (void) update;
1072
1073 - (void) updateWithStatus:(Status &)status;
1074
1075 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1076
1077 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1078 - (NSObject<ProgressDelegate> *) progressDelegate;
1079
1080 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1081
1082 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1083
1084 @end
1085 /* }}} */
1086 /* ProgressEvent Implementation {{{ */
1087 @implementation CydiaProgressEvent
1088
1089 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1090     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1091 }
1092
1093 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1094     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1095     [event setPackage:package];
1096     return event;
1097 }
1098
1099 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1100     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1101
1102     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1103     NSArray *fields([description componentsSeparatedByString:@" "]);
1104     [event setItem:fields];
1105
1106     if ([fields count] > 3) {
1107         [event setPackage:[fields objectAtIndex:2]];
1108         [event setVersion:[fields objectAtIndex:3]];
1109     }
1110
1111     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1112
1113     return event;
1114 }
1115
1116 + (NSArray *) _attributeKeys {
1117     return [NSArray arrayWithObjects:
1118         @"item",
1119         @"message",
1120         @"package",
1121         @"type",
1122         @"url",
1123         @"version",
1124     nil];
1125 }
1126
1127 - (NSArray *) attributeKeys {
1128     return [[self class] _attributeKeys];
1129 }
1130
1131 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1132     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1133 }
1134
1135 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1136     if ((self = [super init]) != nil) {
1137         message_ = message;
1138         type_ = type;
1139     } return self;
1140 }
1141
1142 - (NSString *) message {
1143     return message_;
1144 }
1145
1146 - (NSString *) type {
1147     return type_;
1148 }
1149
1150 - (NSArray *) item {
1151     return (id) item_ ?: [NSNull null];
1152 }
1153
1154 - (void) setItem:(NSArray *)item {
1155     item_ = item;
1156 }
1157
1158 - (NSString *) package {
1159     return (id) package_ ?: [NSNull null];
1160 }
1161
1162 - (void) setPackage:(NSString *)package {
1163     package_ = package;
1164 }
1165
1166 - (NSString *) url {
1167     return (id) url_ ?: [NSNull null];
1168 }
1169
1170 - (void) setURL:(NSString *)url {
1171     url_ = url;
1172 }
1173
1174 - (void) setVersion:(NSString *)version {
1175     version_ = version;
1176 }
1177
1178 - (NSString *) version {
1179     return (id) version_ ?: [NSNull null];
1180 }
1181
1182 - (NSString *) compound:(NSString *)value {
1183     if (value != nil) {
1184         NSString *mode(nil); {
1185             NSString *type([self type]);
1186             if ([type isEqualToString:kCydiaProgressEventTypeError])
1187                 mode = UCLocalize("ERROR");
1188             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1189                 mode = UCLocalize("WARNING");
1190         }
1191
1192         if (mode != nil)
1193             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1194     }
1195
1196     return value;
1197 }
1198
1199 - (NSString *) compoundMessage {
1200     return [self compound:[self message]];
1201 }
1202
1203 - (NSString *) compoundTitle {
1204     NSString *title;
1205
1206     if (package_ == nil)
1207         title = nil;
1208     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1209         title = [package name];
1210     else
1211         title = package_;
1212
1213     return [self compound:title];
1214 }
1215
1216 @end
1217 /* }}} */
1218
1219 // Cytore Definitions {{{
1220 struct PackageValue :
1221     Cytore::Block
1222 {
1223     Cytore::Offset<PackageValue> next_;
1224
1225     uint32_t index_ : 23;
1226     uint32_t subscribed_ : 1;
1227     uint32_t : 8;
1228
1229     int32_t first_;
1230     int32_t last_;
1231
1232     uint16_t vhash_;
1233     uint16_t nhash_;
1234
1235     char version_[8];
1236     char name_[];
1237 };
1238
1239 struct MetaValue :
1240     Cytore::Block
1241 {
1242     uint32_t active_;
1243     Cytore::Offset<PackageValue> packages_[1 << 16];
1244 };
1245
1246 static Cytore::File<MetaValue> MetaFile_;
1247 // }}}
1248 // Cytore Helper Functions {{{
1249 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1250     SplitHash nhash = { hashlittle(name, length) };
1251
1252     PackageValue *metadata;
1253
1254     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1255     offset: if (offset->IsNull()) {
1256         *offset = MetaFile_.New<PackageValue>(length + 1);
1257         metadata = &MetaFile_.Get(*offset);
1258
1259         if (metadata == NULL) {
1260             if (fail != NULL)
1261                 *fail = true;
1262
1263             metadata = new PackageValue();
1264             memset(metadata, 0, sizeof(*metadata));
1265         }
1266
1267         memcpy(metadata->name_, name, length + 1);
1268         metadata->nhash_ = nhash.u16[1];
1269     } else {
1270         metadata = &MetaFile_.Get(*offset);
1271
1272         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1273             offset = &metadata->next_;
1274             goto offset;
1275         }
1276     }
1277
1278     return metadata;
1279 }
1280
1281 static void PackageImport(const void *key, const void *value, void *context) {
1282     bool &fail(*reinterpret_cast<bool *>(context));
1283
1284     char buffer[1024];
1285     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1286         NSLog(@"failed to import package %@", key);
1287         return;
1288     }
1289
1290     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1291     NSDictionary *package((NSDictionary *) value);
1292
1293     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1294         if ([subscribed boolValue] && !metadata->subscribed_)
1295             metadata->subscribed_ = true;
1296
1297     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1298         time_t time([date timeIntervalSince1970]);
1299         if (metadata->first_ > time || metadata->first_ == 0)
1300             metadata->first_ = time;
1301     }
1302
1303     NSDate *date([package objectForKey:@"LastSeen"]);
1304     NSString *version([package objectForKey:@"LastVersion"]);
1305
1306     if (date != nil && version != nil) {
1307         time_t time([date timeIntervalSince1970]);
1308         if (metadata->last_ < time || metadata->last_ == 0)
1309             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1310                 size_t length(strlen(buffer));
1311                 uint16_t vhash(hashlittle(buffer, length));
1312
1313                 size_t capped(std::min<size_t>(8, length));
1314                 char *latest(buffer + length - capped);
1315
1316                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1317                 metadata->vhash_ = vhash;
1318
1319                 metadata->last_ = time;
1320             }
1321     }
1322 }
1323 // }}}
1324
1325 /* Source Class {{{ */
1326 @interface Source : NSObject {
1327     unsigned era_;
1328     Database *database_;
1329     metaIndex *index_;
1330
1331     CYString depiction_;
1332     CYString description_;
1333     CYString label_;
1334     CYString origin_;
1335     CYString support_;
1336
1337     CYString uri_;
1338     CYString distribution_;
1339     CYString type_;
1340     CYString base_;
1341     CYString version_;
1342
1343     _H<NSString> host_;
1344     _H<NSString> authority_;
1345
1346     CYString defaultIcon_;
1347
1348     _H<NSDictionary> record_;
1349     BOOL trusted_;
1350 }
1351
1352 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1353
1354 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1355
1356 - (NSString *) depictionForPackage:(NSString *)package;
1357 - (NSString *) supportForPackage:(NSString *)package;
1358
1359 - (NSDictionary *) record;
1360 - (BOOL) trusted;
1361
1362 - (NSString *) uri;
1363 - (NSString *) distribution;
1364 - (NSString *) type;
1365
1366 - (NSString *) base;
1367
1368 - (NSString *) key;
1369 - (NSString *) host;
1370
1371 - (NSString *) name;
1372 - (NSString *) shortDescription;
1373 - (NSString *) label;
1374 - (NSString *) origin;
1375 - (NSString *) version;
1376
1377 - (NSString *) defaultIcon;
1378
1379 @end
1380
1381 @implementation Source
1382
1383 - (void) _clear {
1384     uri_.clear();
1385     distribution_.clear();
1386     type_.clear();
1387
1388     base_.clear();
1389
1390     description_.clear();
1391     label_.clear();
1392     origin_.clear();
1393     depiction_.clear();
1394     support_.clear();
1395     version_.clear();
1396     defaultIcon_.clear();
1397
1398     record_ = nil;
1399     host_ = nil;
1400     authority_ = nil;
1401 }
1402
1403 + (NSString *) webScriptNameForSelector:(SEL)selector {
1404     if (false);
1405     else if (selector == @selector(addSection:))
1406         return @"addSection";
1407     else if (selector == @selector(getField:))
1408         return @"getField";
1409     else if (selector == @selector(removeSection:))
1410         return @"removeSection";
1411     else if (selector == @selector(remove))
1412         return @"remove";
1413     else
1414         return nil;
1415 }
1416
1417 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1418     return [self webScriptNameForSelector:selector] == nil;
1419 }
1420
1421 + (NSArray *) _attributeKeys {
1422     return [NSArray arrayWithObjects:
1423         @"distribution",
1424         @"host",
1425         @"key",
1426         @"label",
1427         @"name",
1428         @"origin",
1429         @"sections",
1430         @"shortDescription",
1431         @"trusted",
1432         @"type",
1433         @"uri",
1434         @"version",
1435     nil];
1436 }
1437
1438 - (NSArray *) attributeKeys {
1439     return [[self class] _attributeKeys];
1440 }
1441
1442 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1443     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1444 }
1445
1446 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1447     [self _clear];
1448
1449     trusted_ = index->IsTrusted();
1450
1451     uri_.set(pool, index->GetURI());
1452     distribution_.set(pool, index->GetDist());
1453     type_.set(pool, index->GetType());
1454
1455     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1456     if (dindex != NULL) {
1457         base_.set(pool, dindex->MetaIndexURI(""));
1458
1459         FileFd fd;
1460         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1461             _error->Discard();
1462         else {
1463             pkgTagFile tags(&fd);
1464
1465             pkgTagSection section;
1466             tags.Step(section);
1467
1468             struct {
1469                 const char *name_;
1470                 CYString *value_;
1471             } names[] = {
1472                 {"default-icon", &defaultIcon_},
1473                 {"depiction", &depiction_},
1474                 {"description", &description_},
1475                 {"label", &label_},
1476                 {"origin", &origin_},
1477                 {"support", &support_},
1478                 {"version", &version_},
1479             };
1480
1481             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1482                 const char *start, *end;
1483
1484                 if (section.Find(names[i].name_, start, end)) {
1485                     CYString &value(*names[i].value_);
1486                     value.set(pool, start, end - start);
1487                 }
1488             }
1489         }
1490     }
1491
1492     record_ = [Sources_ objectForKey:[self key]];
1493
1494     NSURL *url([NSURL URLWithString:uri_]);
1495
1496     host_ = [url host];
1497     if (host_ != nil)
1498         host_ = [host_ lowercaseString];
1499
1500     if (host_ != nil)
1501         authority_ = host_;
1502     else
1503         authority_ = [url path];
1504 }
1505
1506 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1507     if ((self = [super init]) != nil) {
1508         era_ = [database era];
1509         database_ = database;
1510         index_ = index;
1511
1512         [self setMetaIndex:index inPool:pool];
1513     } return self;
1514 }
1515
1516 - (NSString *) getField:(NSString *)name {
1517 @synchronized (database_) {
1518     if ([database_ era] != era_ || index_ == NULL)
1519         return nil;
1520
1521     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1522     if (dindex == NULL)
1523         return nil;
1524
1525     FileFd fd;
1526     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1527          _error->Discard();
1528          return nil;
1529     }
1530
1531     pkgTagFile tags(&fd);
1532
1533     pkgTagSection section;
1534     tags.Step(section);
1535
1536     const char *start, *end;
1537     if (!section.Find([name UTF8String], start, end))
1538         return (NSString *) [NSNull null];
1539
1540     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1541 } }
1542
1543 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1544     NSDictionary *lhr = [self record];
1545     NSDictionary *rhr = [source record];
1546
1547     if ((lhr == nil) != (rhr == nil))
1548         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1549
1550     NSString *lhs = [self name];
1551     NSString *rhs = [source name];
1552
1553     if ([lhs length] != 0 && [rhs length] != 0) {
1554         unichar lhc = [lhs characterAtIndex:0];
1555         unichar rhc = [rhs characterAtIndex:0];
1556
1557         if (isalpha(lhc) && !isalpha(rhc))
1558             return NSOrderedAscending;
1559         else if (!isalpha(lhc) && isalpha(rhc))
1560             return NSOrderedDescending;
1561     }
1562
1563     return [lhs compare:rhs options:LaxCompareOptions_];
1564 }
1565
1566 - (NSString *) depictionForPackage:(NSString *)package {
1567     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1568 }
1569
1570 - (NSString *) supportForPackage:(NSString *)package {
1571     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1572 }
1573
1574 - (NSArray *) sections {
1575     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1576 }
1577
1578 - (void) _addSection:(NSString *)section {
1579     if (record_ == nil)
1580         return;
1581     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1582         if (![sections containsObject:section]) {
1583             [sections addObject:section];
1584             Changed_ = true;
1585         }
1586     } else {
1587         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1588         Changed_ = true;
1589     }
1590 }
1591
1592 - (bool) addSection:(NSString *)section {
1593     if (record_ == nil)
1594         return false;
1595
1596     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1597     return true;
1598 }
1599
1600 - (void) _removeSection:(NSString *)section {
1601     if (record_ == nil)
1602         return;
1603
1604     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1605         if ([sections containsObject:section]) {
1606             [sections removeObject:section];
1607             Changed_ = true;
1608         }
1609 }
1610
1611 - (bool) removeSection:(NSString *)section {
1612     if (record_ == nil)
1613         return false;
1614
1615     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1616     return true;
1617 }
1618
1619 - (void) _remove {
1620     [Sources_ removeObjectForKey:[self key]];
1621     Changed_ = true;
1622 }
1623
1624 - (bool) remove {
1625     bool value(record_ != nil);
1626     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1627     return value;
1628 }
1629
1630 - (NSDictionary *) record {
1631     return record_;
1632 }
1633
1634 - (BOOL) trusted {
1635     return trusted_;
1636 }
1637
1638 - (NSString *) uri {
1639     return uri_;
1640 }
1641
1642 - (NSString *) distribution {
1643     return distribution_;
1644 }
1645
1646 - (NSString *) type {
1647     return type_;
1648 }
1649
1650 - (NSString *) base {
1651     return base_;
1652 }
1653
1654 - (NSString *) key {
1655     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1656 }
1657
1658 - (NSString *) host {
1659     return host_;
1660 }
1661
1662 - (NSString *) name {
1663     return origin_.empty() ? (id) authority_ : origin_;
1664 }
1665
1666 - (NSString *) shortDescription {
1667     return description_;
1668 }
1669
1670 - (NSString *) label {
1671     return label_.empty() ? (id) authority_ : label_;
1672 }
1673
1674 - (NSString *) origin {
1675     return origin_;
1676 }
1677
1678 - (NSString *) version {
1679     return version_;
1680 }
1681
1682 - (NSString *) defaultIcon {
1683     return defaultIcon_;
1684 }
1685
1686 @end
1687 /* }}} */
1688 /* CydiaOperation Class {{{ */
1689 @interface CydiaOperation : NSObject {
1690     _H<NSString> operator_;
1691     _H<NSString> value_;
1692 }
1693
1694 - (NSString *) operator;
1695 - (NSString *) value;
1696
1697 @end
1698
1699 @implementation CydiaOperation
1700
1701 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1702     if ((self = [super init]) != nil) {
1703         operator_ = [NSString stringWithUTF8String:_operator];
1704         value_ = [NSString stringWithUTF8String:value];
1705     } return self;
1706 }
1707
1708 + (NSArray *) _attributeKeys {
1709     return [NSArray arrayWithObjects:
1710         @"operator",
1711         @"value",
1712     nil];
1713 }
1714
1715 - (NSArray *) attributeKeys {
1716     return [[self class] _attributeKeys];
1717 }
1718
1719 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1720     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1721 }
1722
1723 - (NSString *) operator {
1724     return operator_;
1725 }
1726
1727 - (NSString *) value {
1728     return value_;
1729 }
1730
1731 @end
1732 /* }}} */
1733 /* CydiaClause Class {{{ */
1734 @interface CydiaClause : NSObject {
1735     _H<NSString> package_;
1736     _H<CydiaOperation> version_;
1737 }
1738
1739 - (NSString *) package;
1740 - (CydiaOperation *) version;
1741
1742 @end
1743
1744 @implementation CydiaClause
1745
1746 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1747     if ((self = [super init]) != nil) {
1748         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1749
1750         if (const char *version = dep.TargetVer())
1751             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1752         else
1753             version_ = (id) [NSNull null];
1754     } return self;
1755 }
1756
1757 + (NSArray *) _attributeKeys {
1758     return [NSArray arrayWithObjects:
1759         @"package",
1760         @"version",
1761     nil];
1762 }
1763
1764 - (NSArray *) attributeKeys {
1765     return [[self class] _attributeKeys];
1766 }
1767
1768 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1769     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1770 }
1771
1772 - (NSString *) package {
1773     return package_;
1774 }
1775
1776 - (CydiaOperation *) version {
1777     return version_;
1778 }
1779
1780 @end
1781 /* }}} */
1782 /* CydiaRelation Class {{{ */
1783 @interface CydiaRelation : NSObject {
1784     _H<NSString> relationship_;
1785     _H<NSMutableArray> clauses_;
1786 }
1787
1788 - (NSString *) relationship;
1789 - (NSArray *) clauses;
1790
1791 @end
1792
1793 @implementation CydiaRelation
1794
1795 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1796     if ((self = [super init]) != nil) {
1797         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1798         clauses_ = [NSMutableArray arrayWithCapacity:8];
1799
1800         pkgCache::DepIterator start;
1801         pkgCache::DepIterator end;
1802         dep.GlobOr(start, end); // ++dep
1803
1804         _forever {
1805             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1806
1807             // yes, seriously. (wtf?)
1808             if (start == end)
1809                 break;
1810             ++start;
1811         }
1812     } return self;
1813 }
1814
1815 + (NSArray *) _attributeKeys {
1816     return [NSArray arrayWithObjects:
1817         @"clauses",
1818         @"relationship",
1819     nil];
1820 }
1821
1822 - (NSArray *) attributeKeys {
1823     return [[self class] _attributeKeys];
1824 }
1825
1826 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1827     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1828 }
1829
1830 - (NSString *) relationship {
1831     return relationship_;
1832 }
1833
1834 - (NSArray *) clauses {
1835     return clauses_;
1836 }
1837
1838 - (void) addClause:(CydiaClause *)clause {
1839     [clauses_ addObject:clause];
1840 }
1841
1842 @end
1843 /* }}} */
1844 /* Package Class {{{ */
1845 struct ParsedPackage {
1846     CYString tagline_;
1847
1848     CYString architecture_;
1849     CYString icon_;
1850
1851     CYString depiction_;
1852     CYString homepage_;
1853
1854     CYString sponsor_;
1855     CYString author_;
1856
1857     CYString bugs_;
1858     CYString support_;
1859 };
1860
1861 @interface Package : NSObject {
1862     uint32_t era_ : 26;
1863     uint32_t role_ : 3;
1864     uint32_t essential_ : 1;
1865     uint32_t obsolete_ : 1;
1866     uint32_t ignored_ : 1;
1867
1868     apr_pool_t *pool_;
1869
1870     uint32_t rank_;
1871
1872     _transient Database *database_;
1873
1874     pkgCache::VerIterator version_;
1875     pkgCache::PkgIterator iterator_;
1876     pkgCache::VerFileIterator file_;
1877
1878     CYString id_;
1879     CYString name_;
1880
1881     CYString latest_;
1882     CYString installed_;
1883
1884     const char *section_;
1885     _transient NSString *section$_;
1886
1887     _H<Source> source_;
1888
1889     PackageValue *metadata_;
1890     ParsedPackage *parsed_;
1891
1892     _H<NSMutableArray> tags_;
1893 }
1894
1895 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1896 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1897
1898 - (pkgCache::PkgIterator) iterator;
1899 - (void) parse;
1900
1901 - (NSString *) section;
1902 - (NSString *) simpleSection;
1903
1904 - (NSString *) longSection;
1905 - (NSString *) shortSection;
1906
1907 - (NSString *) uri;
1908
1909 - (MIMEAddress *) maintainer;
1910 - (size_t) size;
1911 - (NSString *) longDescription;
1912 - (NSString *) shortDescription;
1913 - (unichar) index;
1914
1915 - (PackageValue *) metadata;
1916 - (time_t) seen;
1917
1918 - (bool) subscribed;
1919 - (bool) setSubscribed:(bool)subscribed;
1920
1921 - (BOOL) ignored;
1922
1923 - (NSString *) latest;
1924 - (NSString *) installed;
1925 - (BOOL) uninstalled;
1926
1927 - (BOOL) valid;
1928 - (BOOL) upgradableAndEssential:(BOOL)essential;
1929 - (BOOL) essential;
1930 - (BOOL) broken;
1931 - (BOOL) unfiltered;
1932 - (BOOL) visible;
1933
1934 - (BOOL) half;
1935 - (BOOL) halfConfigured;
1936 - (BOOL) halfInstalled;
1937 - (BOOL) hasMode;
1938 - (NSString *) mode;
1939
1940 - (NSString *) id;
1941 - (NSString *) name;
1942 - (UIImage *) icon;
1943 - (NSString *) homepage;
1944 - (NSString *) depiction;
1945 - (MIMEAddress *) author;
1946
1947 - (NSString *) support;
1948
1949 - (NSArray *) files;
1950 - (NSArray *) warnings;
1951 - (NSArray *) applications;
1952
1953 - (Source *) source;
1954
1955 - (uint32_t) rank;
1956 - (BOOL) matches:(NSArray *)query;
1957
1958 - (bool) hasSupportingRole;
1959 - (BOOL) hasTag:(NSString *)tag;
1960 - (NSString *) primaryPurpose;
1961 - (NSArray *) purposes;
1962 - (bool) isCommercial;
1963
1964 - (void) setIndex:(size_t)index;
1965
1966 - (CYString &) cyname;
1967
1968 - (uint32_t) compareBySection:(NSArray *)sections;
1969
1970 - (void) install;
1971 - (void) remove;
1972
1973 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1974 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1975 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1976 - (bool) isVisibleInSection:(NSString *)section;
1977 - (bool) isVisibleInSource:(Source *)source;
1978
1979 @end
1980
1981 uint32_t PackageChangesRadix(Package *self, void *) {
1982     union {
1983         uint32_t key;
1984
1985         struct {
1986             uint32_t timestamp : 30;
1987             uint32_t ignored : 1;
1988             uint32_t upgradable : 1;
1989         } bits;
1990     } value;
1991
1992     bool upgradable([self upgradableAndEssential:YES]);
1993     value.bits.upgradable = upgradable ? 1 : 0;
1994
1995     if (upgradable) {
1996         value.bits.timestamp = 0;
1997         value.bits.ignored = [self ignored] ? 0 : 1;
1998         value.bits.upgradable = 1;
1999     } else {
2000         value.bits.timestamp = [self seen] >> 2;
2001         value.bits.ignored = 0;
2002         value.bits.upgradable = 0;
2003     }
2004
2005     return _not(uint32_t) - value.key;
2006 }
2007
2008 uint32_t PackagePrefixRadix(Package *self, void *context) {
2009     size_t offset(reinterpret_cast<size_t>(context));
2010     CYString &name([self cyname]);
2011
2012     size_t size(name.size());
2013     if (size == 0)
2014         return 0;
2015     char *text(name.data());
2016
2017     size_t zeros;
2018     if (!isdigit(text[0]))
2019         zeros = 0;
2020     else {
2021         size_t digits(1);
2022         while (size != digits && isdigit(text[digits]))
2023             if (++digits == 4)
2024                 break;
2025         zeros = 4 - digits;
2026     }
2027
2028     uint8_t data[4];
2029
2030     if (offset == 0 && zeros != 0) {
2031         memset(data, '0', zeros);
2032         memcpy(data + zeros, text, 4 - zeros);
2033     } else {
2034         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2035         if (size <= offset - zeros)
2036             return 0;
2037
2038         text += offset - zeros;
2039         size -= offset - zeros;
2040
2041         if (size >= 4)
2042             memcpy(data, text, 4);
2043         else {
2044             memcpy(data, text, size);
2045             memset(data + size, 0, 4 - size);
2046         }
2047
2048         for (size_t i(0); i != 4; ++i)
2049             if (isalpha(data[i]))
2050                 data[i] |= 0x20;
2051     }
2052
2053     if (offset == 0)
2054         if (data[0] == '@')
2055             data[0] = 0x7f;
2056         else
2057             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2058
2059     /* XXX: ntohl may be more honest */
2060     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2061 }
2062
2063 CYString &(*PackageName)(Package *self, SEL sel);
2064
2065 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2066     _profile(PackageNameCompare)
2067         CYString &lhi(PackageName(lhs, @selector(cyname)));
2068         CYString &rhi(PackageName(rhs, @selector(cyname)));
2069         CFStringRef lhn(lhi), rhn(rhi);
2070
2071         if (lhn == NULL)
2072             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2073         else if (rhn == NULL)
2074             return NSOrderedDescending;
2075
2076         _profile(PackageNameCompare$NumbersLast)
2077             if (!lhi.empty() && !rhi.empty()) {
2078                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2079                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2080                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2081                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2082                     return lha ? NSOrderedAscending : NSOrderedDescending;
2083             }
2084         _end
2085
2086         CFIndex length = CFStringGetLength(lhn);
2087
2088         _profile(PackageNameCompare$Compare)
2089             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2090         _end
2091     _end
2092 }
2093
2094 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2095     return PackageNameCompare(*lhs, *rhs, context);
2096 }
2097
2098 struct PackageNameOrdering :
2099     std::binary_function<Package *, Package *, bool>
2100 {
2101     _finline bool operator ()(Package *lhs, Package *rhs) const {
2102         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2103     }
2104 };
2105
2106 @implementation Package
2107
2108 - (NSString *) description {
2109     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2110 }
2111
2112 - (void) dealloc {
2113     if (parsed_ != NULL)
2114         delete parsed_;
2115     [super dealloc];
2116 }
2117
2118 + (NSString *) webScriptNameForSelector:(SEL)selector {
2119     if (false);
2120     else if (selector == @selector(clear))
2121         return @"clear";
2122     else if (selector == @selector(getField:))
2123         return @"getField";
2124     else if (selector == @selector(hasTag:))
2125         return @"hasTag";
2126     else if (selector == @selector(install))
2127         return @"install";
2128     else if (selector == @selector(remove))
2129         return @"remove";
2130     else
2131         return nil;
2132 }
2133
2134 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2135     return [self webScriptNameForSelector:selector] == nil;
2136 }
2137
2138 + (NSArray *) _attributeKeys {
2139     return [NSArray arrayWithObjects:
2140         @"applications",
2141         @"architecture",
2142         @"author",
2143         @"depiction",
2144         @"essential",
2145         @"homepage",
2146         @"icon",
2147         @"id",
2148         @"installed",
2149         @"latest",
2150         @"longDescription",
2151         @"longSection",
2152         @"maintainer",
2153         @"mode",
2154         @"name",
2155         @"purposes",
2156         @"relations",
2157         @"section",
2158         @"selection",
2159         @"shortDescription",
2160         @"shortSection",
2161         @"simpleSection",
2162         @"size",
2163         @"source",
2164         @"sponsor",
2165         @"state",
2166         @"support",
2167         @"tags",
2168         @"warnings",
2169     nil];
2170 }
2171
2172 - (NSArray *) attributeKeys {
2173     return [[self class] _attributeKeys];
2174 }
2175
2176 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2177     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2178 }
2179
2180 - (NSArray *) relations {
2181 @synchronized (database_) {
2182     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2183     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2184         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2185     return relations;
2186 } }
2187
2188 - (NSString *) architecture {
2189     [self parse];
2190 @synchronized (database_) {
2191     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2192 } }
2193
2194 - (NSString *) getField:(NSString *)name {
2195 @synchronized (database_) {
2196     if ([database_ era] != era_ || file_.end())
2197         return nil;
2198
2199     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2200
2201     const char *start, *end;
2202     if (!parser.Find([name UTF8String], start, end))
2203         return (NSString *) [NSNull null];
2204
2205     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2206 } }
2207
2208 - (void) parse {
2209     if (parsed_ != NULL)
2210         return;
2211 @synchronized (database_) {
2212     if ([database_ era] != era_ || file_.end())
2213         return;
2214
2215     ParsedPackage *parsed(new ParsedPackage);
2216     parsed_ = parsed;
2217
2218     _profile(Package$parse)
2219         pkgRecords::Parser *parser;
2220
2221         _profile(Package$parse$Lookup)
2222             parser = &[database_ records]->Lookup(file_);
2223         _end
2224
2225         CYString website;
2226
2227         _profile(Package$parse$Find)
2228             struct {
2229                 const char *name_;
2230                 CYString *value_;
2231             } names[] = {
2232                 {"architecture", &parsed->architecture_},
2233                 {"icon", &parsed->icon_},
2234                 {"depiction", &parsed->depiction_},
2235                 {"homepage", &parsed->homepage_},
2236                 {"website", &website},
2237                 {"bugs", &parsed->bugs_},
2238                 {"support", &parsed->support_},
2239                 {"sponsor", &parsed->sponsor_},
2240                 {"author", &parsed->author_},
2241             };
2242
2243             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2244                 const char *start, *end;
2245
2246                 if (parser->Find(names[i].name_, start, end)) {
2247                     CYString &value(*names[i].value_);
2248                     _profile(Package$parse$Value)
2249                         value.set(pool_, start, end - start);
2250                     _end
2251                 }
2252             }
2253         _end
2254
2255         _profile(Package$parse$Tagline)
2256             const char *start, *end;
2257             if (parser->ShortDesc(start, end)) {
2258                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2259                 if (stop == NULL)
2260                     stop = end;
2261                 while (stop != start && stop[-1] == '\r')
2262                     --stop;
2263                 parsed->tagline_.set(pool_, start, stop - start);
2264             }
2265         _end
2266
2267         _profile(Package$parse$Retain)
2268             if (parsed->homepage_.empty())
2269                 parsed->homepage_ = website;
2270             if (parsed->homepage_ == parsed->depiction_)
2271                 parsed->homepage_.clear();
2272         _end
2273     _end
2274 } }
2275
2276 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2277     if ((self = [super init]) != nil) {
2278     _profile(Package$initWithVersion)
2279         pool_ = pool;
2280
2281         database_ = database;
2282         era_ = [database era];
2283
2284         version_ = version;
2285
2286         pkgCache::PkgIterator iterator(version.ParentPkg());
2287         iterator_ = iterator;
2288
2289         _profile(Package$initWithVersion$Version)
2290             if (!version_.end())
2291                 file_ = version_.FileList();
2292             else {
2293                 pkgCache &cache([database_ cache]);
2294                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2295             }
2296         _end
2297
2298         _profile(Package$initWithVersion$Cache)
2299             name_.set(NULL, iterator.Display());
2300
2301             latest_.set(NULL, StripVersion_(version_.VerStr()));
2302
2303             pkgCache::VerIterator current(iterator.CurrentVer());
2304             if (!current.end())
2305                 installed_.set(NULL, StripVersion_(current.VerStr()));
2306         _end
2307
2308         _profile(Package$initWithVersion$Tags)
2309             pkgCache::TagIterator tag(iterator.TagList());
2310             if (!tag.end()) {
2311                 tags_ = [NSMutableArray arrayWithCapacity:8];
2312                 do {
2313                     const char *name(tag.Name());
2314                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2315
2316                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2317                         if (strcmp(name + 6, "enduser") == 0)
2318                             role_ = 1;
2319                         else if (strcmp(name + 6, "hacker") == 0)
2320                             role_ = 2;
2321                         else if (strcmp(name + 6, "developer") == 0)
2322                             role_ = 3;
2323                         else if (strcmp(name + 6, "cydia") == 0)
2324                             role_ = 7;
2325                         else
2326                             role_ = 4;
2327                     }
2328
2329                     if (strncmp(name, "cydia::", 7) == 0) {
2330                         if (strcmp(name + 7, "essential") == 0)
2331                             essential_ = true;
2332                         else if (strcmp(name + 7, "obsolete") == 0)
2333                             obsolete_ = true;
2334                     }
2335
2336                     ++tag;
2337                 } while (!tag.end());
2338             }
2339         _end
2340
2341         _profile(Package$initWithVersion$Metadata)
2342             const char *mixed(iterator.Name());
2343             size_t size(strlen(mixed));
2344             char lower[size + 1];
2345
2346             for (size_t i(0); i != size; ++i)
2347                 lower[i] = mixed[i] | 0x20;
2348             lower[size] = '\0';
2349
2350             PackageValue *metadata(PackageFind(lower, size));
2351             metadata_ = metadata;
2352
2353             id_.set(NULL, metadata->name_, size);
2354
2355             const char *latest(version_.VerStr());
2356             size_t length(strlen(latest));
2357
2358             uint16_t vhash(hashlittle(latest, length));
2359
2360             size_t capped(std::min<size_t>(8, length));
2361             latest = latest + length - capped;
2362
2363             if (metadata->first_ == 0)
2364                 metadata->first_ = now_;
2365
2366             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2367                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2368                 metadata->vhash_ = vhash;
2369                 metadata->last_ = now_;
2370             } else if (metadata->last_ == 0)
2371                 metadata->last_ = metadata->first_;
2372         _end
2373
2374         _profile(Package$initWithVersion$Section)
2375             section_ = iterator.Section();
2376         _end
2377
2378         _profile(Package$initWithVersion$Flags)
2379             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2380             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2381         _end
2382     _end } return self;
2383 }
2384
2385 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2386     pkgCache::VerIterator version;
2387
2388     _profile(Package$packageWithIterator$GetCandidateVer)
2389         version = [database policy]->GetCandidateVer(iterator);
2390     _end
2391
2392     if (version.end())
2393         return nil;
2394
2395     Package *package;
2396
2397     _profile(Package$packageWithIterator$Allocate)
2398         package = [Package allocWithZone:zone];
2399     _end
2400
2401     _profile(Package$packageWithIterator$Initialize)
2402         package = [package
2403             initWithVersion:version
2404             withZone:zone
2405             inPool:pool
2406             database:database
2407         ];
2408     _end
2409
2410     _profile(Package$packageWithIterator$Autorelease)
2411         package = [package autorelease];
2412     _end
2413
2414     return package;
2415 }
2416
2417 - (pkgCache::PkgIterator) iterator {
2418     return iterator_;
2419 }
2420
2421 - (NSString *) section {
2422     if (section$_ == nil) {
2423         if (section_ == NULL)
2424             return nil;
2425
2426         _profile(Package$section$mappedSectionForPointer)
2427             section$_ = [database_ mappedSectionForPointer:section_];
2428         _end
2429     } return section$_;
2430 }
2431
2432 - (NSString *) simpleSection {
2433     if (NSString *section = [self section])
2434         return Simplify(section);
2435     else
2436         return nil;
2437 }
2438
2439 - (NSString *) longSection {
2440     return LocalizeSection([self section]);
2441 }
2442
2443 - (NSString *) shortSection {
2444     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2445 }
2446
2447 - (NSString *) uri {
2448     return nil;
2449 #if 0
2450     pkgIndexFile *index;
2451     pkgCache::PkgFileIterator file(file_.File());
2452     if (![database_ list].FindIndex(file, index))
2453         return nil;
2454     return [NSString stringWithUTF8String:iterator_->Path];
2455     //return [NSString stringWithUTF8String:file.Site()];
2456     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2457 #endif
2458 }
2459
2460 - (MIMEAddress *) maintainer {
2461 @synchronized (database_) {
2462     if ([database_ era] != era_ || file_.end())
2463         return nil;
2464
2465     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2466     const std::string &maintainer(parser->Maintainer());
2467     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2468 } }
2469
2470 - (size_t) size {
2471 @synchronized (database_) {
2472     if ([database_ era] != era_ || version_.end())
2473         return 0;
2474
2475     return version_->InstalledSize;
2476 } }
2477
2478 - (NSString *) longDescription {
2479 @synchronized (database_) {
2480     if ([database_ era] != era_ || file_.end())
2481         return nil;
2482
2483     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2484     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2485
2486     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2487     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2488     if ([lines count] < 2)
2489         return nil;
2490
2491     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2492     for (size_t i(1), e([lines count]); i != e; ++i) {
2493         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2494         [trimmed addObject:trim];
2495     }
2496
2497     return [trimmed componentsJoinedByString:@"\n"];
2498 } }
2499
2500 - (NSString *) shortDescription {
2501     if (parsed_ != NULL)
2502         return static_cast<NSString *>(parsed_->tagline_);
2503
2504 @synchronized (database_) {
2505     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2506
2507     const char *start, *end;
2508     if (!parser.ShortDesc(start, end))
2509         return nil;
2510
2511     if (end - start > 200)
2512         end = start + 200;
2513
2514     /*
2515     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2516         end = stop;
2517
2518     while (end != start && end[-1] == '\r')
2519         --end;
2520     */
2521
2522     return [(id) CYStringCreate(start, end - start) autorelease];
2523 } }
2524
2525 - (unichar) index {
2526     _profile(Package$index)
2527         CFStringRef name((CFStringRef) [self name]);
2528         if (CFStringGetLength(name) == 0)
2529             return '#';
2530         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2531         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2532             return '#';
2533         return toupper(character);
2534     _end
2535 }
2536
2537 - (PackageValue *) metadata {
2538     return metadata_;
2539 }
2540
2541 - (time_t) seen {
2542     PackageValue *metadata([self metadata]);
2543     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2544 }
2545
2546 - (bool) subscribed {
2547     return [self metadata]->subscribed_;
2548 }
2549
2550 - (bool) setSubscribed:(bool)subscribed {
2551     PackageValue *metadata([self metadata]);
2552     if (metadata->subscribed_ == subscribed)
2553         return false;
2554     metadata->subscribed_ = subscribed;
2555     return true;
2556 }
2557
2558 - (BOOL) ignored {
2559     return ignored_;
2560 }
2561
2562 - (NSString *) latest {
2563     return latest_;
2564 }
2565
2566 - (NSString *) installed {
2567     return installed_;
2568 }
2569
2570 - (BOOL) uninstalled {
2571     return installed_.empty();
2572 }
2573
2574 - (BOOL) valid {
2575     return !version_.end();
2576 }
2577
2578 - (BOOL) upgradableAndEssential:(BOOL)essential {
2579     _profile(Package$upgradableAndEssential)
2580         pkgCache::VerIterator current(iterator_.CurrentVer());
2581         if (current.end())
2582             return essential && essential_;
2583         else
2584             return !version_.end() && version_ != current;
2585     _end
2586 }
2587
2588 - (BOOL) essential {
2589     return essential_;
2590 }
2591
2592 - (BOOL) broken {
2593     return [database_ cache][iterator_].InstBroken();
2594 }
2595
2596 - (BOOL) unfiltered {
2597     _profile(Package$unfiltered$obsolete)
2598         if (_unlikely(obsolete_))
2599             return false;
2600     _end
2601
2602     _profile(Package$unfiltered$hasSupportingRole)
2603         if (_unlikely(![self hasSupportingRole]))
2604             return false;
2605     _end
2606
2607     return true;
2608 }
2609
2610 - (BOOL) visible {
2611     if (![self unfiltered])
2612         return false;
2613
2614     NSString *section;
2615
2616     _profile(Package$visible$section)
2617         section = [self section];
2618     _end
2619
2620     _profile(Package$visible$isSectionVisible)
2621         if (!isSectionVisible(section))
2622             return false;
2623     _end
2624
2625     return true;
2626 }
2627
2628 - (BOOL) half {
2629     unsigned char current(iterator_->CurrentState);
2630     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2631 }
2632
2633 - (BOOL) halfConfigured {
2634     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2635 }
2636
2637 - (BOOL) halfInstalled {
2638     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2639 }
2640
2641 - (BOOL) hasMode {
2642     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2643     return state.Mode != pkgDepCache::ModeKeep;
2644 }
2645
2646 - (NSString *) mode {
2647     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2648
2649     switch (state.Mode) {
2650         case pkgDepCache::ModeDelete:
2651             if ((state.iFlags & pkgDepCache::Purge) != 0)
2652                 return @"PURGE";
2653             else
2654                 return @"REMOVE";
2655         case pkgDepCache::ModeKeep:
2656             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2657                 return @"REINSTALL";
2658             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2659                 return nil;*/
2660             else
2661                 return nil;
2662         case pkgDepCache::ModeInstall:
2663             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2664                 return @"REINSTALL";
2665             else*/ switch (state.Status) {
2666                 case -1:
2667                     return @"DOWNGRADE";
2668                 case 0:
2669                     return @"INSTALL";
2670                 case 1:
2671                     return @"UPGRADE";
2672                 case 2:
2673                     return @"NEW_INSTALL";
2674                 _nodefault
2675             }
2676         _nodefault
2677     }
2678 }
2679
2680 - (NSString *) id {
2681     return id_;
2682 }
2683
2684 - (NSString *) name {
2685     return name_.empty() ? id_ : name_;
2686 }
2687
2688 - (UIImage *) icon {
2689     NSString *section = [self simpleSection];
2690
2691     UIImage *icon(nil);
2692     if (parsed_ != NULL)
2693         if (NSString *href = parsed_->icon_)
2694             if ([href hasPrefix:@"file:///"])
2695                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2696     if (icon == nil) if (section != nil)
2697         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2698     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2699         if ([dicon hasPrefix:@"file:///"])
2700             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2701     if (icon == nil)
2702         icon = [UIImage applicationImageNamed:@"unknown.png"];
2703     return icon;
2704 }
2705
2706 - (NSString *) homepage {
2707     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2708 }
2709
2710 - (NSString *) depiction {
2711     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2712 }
2713
2714 - (MIMEAddress *) sponsor {
2715     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2716 }
2717
2718 - (MIMEAddress *) author {
2719     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2720 }
2721
2722 - (NSString *) support {
2723     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2724 }
2725
2726 - (NSArray *) files {
2727     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2728     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2729
2730     std::ifstream fin;
2731     fin.open([path UTF8String]);
2732     if (!fin.is_open())
2733         return nil;
2734
2735     std::string line;
2736     while (std::getline(fin, line))
2737         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2738
2739     return files;
2740 }
2741
2742 - (NSString *) state {
2743 @synchronized (database_) {
2744     if ([database_ era] != era_ || file_.end())
2745         return nil;
2746
2747     switch (iterator_->CurrentState) {
2748         case pkgCache::State::NotInstalled:
2749             return @"NotInstalled";
2750         case pkgCache::State::UnPacked:
2751             return @"UnPacked";
2752         case pkgCache::State::HalfConfigured:
2753             return @"HalfConfigured";
2754         case pkgCache::State::HalfInstalled:
2755             return @"HalfInstalled";
2756         case pkgCache::State::ConfigFiles:
2757             return @"ConfigFiles";
2758         case pkgCache::State::Installed:
2759             return @"Installed";
2760         case pkgCache::State::TriggersAwaited:
2761             return @"TriggersAwaited";
2762         case pkgCache::State::TriggersPending:
2763             return @"TriggersPending";
2764     }
2765
2766     return (NSString *) [NSNull null];
2767 } }
2768
2769 - (NSString *) selection {
2770 @synchronized (database_) {
2771     if ([database_ era] != era_ || file_.end())
2772         return nil;
2773
2774     switch (iterator_->SelectedState) {
2775         case pkgCache::State::Unknown:
2776             return @"Unknown";
2777         case pkgCache::State::Install:
2778             return @"Install";
2779         case pkgCache::State::Hold:
2780             return @"Hold";
2781         case pkgCache::State::DeInstall:
2782             return @"DeInstall";
2783         case pkgCache::State::Purge:
2784             return @"Purge";
2785     }
2786
2787     return (NSString *) [NSNull null];
2788 } }
2789
2790 - (NSArray *) warnings {
2791     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2792     const char *name(iterator_.Name());
2793
2794     size_t length(strlen(name));
2795     if (length < 2) invalid:
2796         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2797     else for (size_t i(0); i != length; ++i)
2798         if (
2799             /* XXX: technically this is not allowed */
2800             (name[i] < 'A' || name[i] > 'Z') &&
2801             (name[i] < 'a' || name[i] > 'z') &&
2802             (name[i] < '0' || name[i] > '9') &&
2803             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2804         ) goto invalid;
2805
2806     if (strcmp(name, "cydia") != 0) {
2807         bool cydia = false;
2808         bool user = false;
2809         bool _private = false;
2810         bool stash = false;
2811
2812         bool repository = [[self section] isEqualToString:@"Repositories"];
2813
2814         if (NSArray *files = [self files])
2815             for (NSString *file in files)
2816                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2817                     cydia = true;
2818                 else if (!user && [file isEqualToString:@"/User"])
2819                     user = true;
2820                 else if (!_private && [file isEqualToString:@"/private"])
2821                     _private = true;
2822                 else if (!stash && [file isEqualToString:@"/var/stash"])
2823                     stash = true;
2824
2825         /* XXX: this is not sensitive enough. only some folders are valid. */
2826         if (cydia && !repository)
2827             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2828         if (user)
2829             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2830         if (_private)
2831             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2832         if (stash)
2833             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2834     }
2835
2836     return [warnings count] == 0 ? nil : warnings;
2837 }
2838
2839 - (NSArray *) applications {
2840     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2841
2842     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2843
2844     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2845     if (NSArray *files = [self files])
2846         for (NSString *file in files)
2847             if (application_r(file)) {
2848                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2849                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2850                 if ([id isEqualToString:me])
2851                     continue;
2852
2853                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2854                 if (display == nil)
2855                     display = application_r[1];
2856
2857                 NSString *bundle([file stringByDeletingLastPathComponent]);
2858                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2859                 if (icon == nil || [icon length] == 0)
2860                     icon = @"icon.png";
2861                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2862
2863                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2864                 [applications addObject:application];
2865
2866                 [application addObject:id];
2867                 [application addObject:display];
2868                 [application addObject:url];
2869             }
2870
2871     return [applications count] == 0 ? nil : applications;
2872 }
2873
2874 - (Source *) source {
2875     if (source_ == nil) {
2876         @synchronized (database_) {
2877             if ([database_ era] != era_ || file_.end())
2878                 source_ = (Source *) [NSNull null];
2879             else
2880                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2881         }
2882     }
2883
2884     return source_ == (Source *) [NSNull null] ? nil : source_;
2885 }
2886
2887 - (uint32_t) rank {
2888     return rank_;
2889 }
2890
2891 - (BOOL) matches:(NSArray *)query {
2892     if (query == nil || [query count] == 0)
2893         return NO;
2894
2895     rank_ = 0;
2896
2897     NSString *string;
2898     NSRange range;
2899     NSUInteger length;
2900
2901     string = [self name];
2902     length = [string length];
2903
2904     for (NSString *term in query) {
2905         range = [string rangeOfString:term options:MatchCompareOptions_];
2906         if (range.location != NSNotFound)
2907             rank_ -= 6 * 1000000 / length;
2908     }
2909
2910     if (rank_ == 0) {
2911         string = [self id];
2912         length = [string length];
2913
2914         for (NSString *term in query) {
2915             range = [string rangeOfString:term options:MatchCompareOptions_];
2916             if (range.location != NSNotFound)
2917                 rank_ -= 6 * 1000000 / length;
2918         }
2919     }
2920
2921     string = [self shortDescription];
2922     length = [string length];
2923     NSUInteger stop(std::min<NSUInteger>(length, 200));
2924
2925     for (NSString *term in query) {
2926         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2927         if (range.location != NSNotFound)
2928             rank_ -= 2 * 100000;
2929     }
2930
2931     return rank_ != 0;
2932 }
2933
2934 - (bool) hasSupportingRole {
2935     if (role_ == 0)
2936         return true;
2937     if (role_ == 1)
2938         return true;
2939     if ([Role_ isEqualToString:@"User"])
2940         return false;
2941     if (role_ == 2)
2942         return true;
2943     if ([Role_ isEqualToString:@"Hacker"])
2944         return false;
2945     if (role_ == 3)
2946         return true;
2947     if ([Role_ isEqualToString:@"Developer"])
2948         return false;
2949     _assert(false);
2950 }
2951
2952 - (NSArray *) tags {
2953     return tags_;
2954 }
2955
2956 - (BOOL) hasTag:(NSString *)tag {
2957     return tags_ == nil ? NO : [tags_ containsObject:tag];
2958 }
2959
2960 - (NSString *) primaryPurpose {
2961     for (NSString *tag in (NSArray *) tags_)
2962         if ([tag hasPrefix:@"purpose::"])
2963             return [tag substringFromIndex:9];
2964     return nil;
2965 }
2966
2967 - (NSArray *) purposes {
2968     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2969     for (NSString *tag in (NSArray *) tags_)
2970         if ([tag hasPrefix:@"purpose::"])
2971             [purposes addObject:[tag substringFromIndex:9]];
2972     return [purposes count] == 0 ? nil : purposes;
2973 }
2974
2975 - (bool) isCommercial {
2976     return [self hasTag:@"cydia::commercial"];
2977 }
2978
2979 - (void) setIndex:(size_t)index {
2980     if (metadata_->index_ != index)
2981         metadata_->index_ = index;
2982 }
2983
2984 - (CYString &) cyname {
2985     return name_.empty() ? id_ : name_;
2986 }
2987
2988 - (uint32_t) compareBySection:(NSArray *)sections {
2989     NSString *section([self section]);
2990     for (size_t i(0), e([sections count]); i != e; ++i) {
2991         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2992             return i;
2993     }
2994
2995     return _not(uint32_t);
2996 }
2997
2998 - (void) clear {
2999 @synchronized (database_) {
3000     pkgProblemResolver *resolver = [database_ resolver];
3001     resolver->Clear(iterator_);
3002
3003     pkgCacheFile &cache([database_ cache]);
3004     cache->SetReInstall(iterator_, false);
3005     cache->MarkKeep(iterator_, false);
3006 } }
3007
3008 - (void) install {
3009 @synchronized (database_) {
3010     pkgProblemResolver *resolver = [database_ resolver];
3011     resolver->Clear(iterator_);
3012     resolver->Protect(iterator_);
3013
3014     pkgCacheFile &cache([database_ cache]);
3015     cache->SetReInstall(iterator_, false);
3016     cache->MarkInstall(iterator_, false);
3017
3018     pkgDepCache::StateCache &state((*cache)[iterator_]);
3019     if (!state.Install())
3020         cache->SetReInstall(iterator_, true);
3021 } }
3022
3023 - (void) remove {
3024 @synchronized (database_) {
3025     pkgProblemResolver *resolver = [database_ resolver];
3026     resolver->Clear(iterator_);
3027     resolver->Remove(iterator_);
3028     resolver->Protect(iterator_);
3029
3030     pkgCacheFile &cache([database_ cache]);
3031     cache->SetReInstall(iterator_, false);
3032     cache->MarkDelete(iterator_, true);
3033 } }
3034
3035 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3036     _profile(Package$isUnfilteredAndSearchedForBy)
3037         bool value(true);
3038
3039         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3040             value &= [self unfiltered];
3041         _end
3042
3043         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3044             value &= [self matches:query];
3045         _end
3046
3047         return value;
3048     _end
3049 }
3050
3051 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3052     if ([search length] == 0)
3053         return false;
3054
3055     _profile(Package$isUnfilteredAndSelectedForBy)
3056         bool value(true);
3057
3058         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3059             value &= [self unfiltered];
3060         _end
3061
3062         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3063             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3064         _end
3065
3066         return value;
3067     _end
3068 }
3069
3070 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3071     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3072 }
3073
3074 - (bool) isVisibleInSection:(NSString *)name {
3075     NSString *section([self section]);
3076
3077     return (
3078         name == nil ||
3079         section == nil && [name length] == 0 ||
3080         [name isEqualToString:section]
3081     ) && [self visible];
3082 }
3083
3084 - (bool) isVisibleInSource:(Source *)source {
3085     return [self source] == source && [self visible];
3086 }
3087
3088 @end
3089 /* }}} */
3090 /* Section Class {{{ */
3091 @interface Section : NSObject {
3092     _H<NSString> name_;
3093     unichar index_;
3094     size_t row_;
3095     size_t count_;
3096     _H<NSString> localized_;
3097 }
3098
3099 - (NSComparisonResult) compareByLocalized:(Section *)section;
3100 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3101 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3102 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3103 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3104 - (NSString *) name;
3105 - (unichar) index;
3106
3107 - (size_t) row;
3108 - (size_t) count;
3109
3110 - (void) addToRow;
3111 - (void) addToCount;
3112
3113 - (void) setCount:(size_t)count;
3114 - (NSString *) localized;
3115
3116 @end
3117
3118 @implementation Section
3119
3120 - (NSComparisonResult) compareByLocalized:(Section *)section {
3121     NSString *lhs(localized_);
3122     NSString *rhs([section localized]);
3123
3124     /*if ([lhs length] != 0 && [rhs length] != 0) {
3125         unichar lhc = [lhs characterAtIndex:0];
3126         unichar rhc = [rhs characterAtIndex:0];
3127
3128         if (isalpha(lhc) && !isalpha(rhc))
3129             return NSOrderedAscending;
3130         else if (!isalpha(lhc) && isalpha(rhc))
3131             return NSOrderedDescending;
3132     }*/
3133
3134     return [lhs compare:rhs options:LaxCompareOptions_];
3135 }
3136
3137 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3138     if ((self = [self initWithName:name localize:NO]) != nil) {
3139         if (localized != nil)
3140             localized_ = localized;
3141     } return self;
3142 }
3143
3144 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3145     return [self initWithName:name row:0 localize:localize];
3146 }
3147
3148 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3149     if ((self = [super init]) != nil) {
3150         name_ = name;
3151         index_ = '\0';
3152         row_ = row;
3153         if (localize)
3154             localized_ = LocalizeSection(name_);
3155     } return self;
3156 }
3157
3158 /* XXX: localize the index thingees */
3159 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3160     if ((self = [super init]) != nil) {
3161         name_ = [NSString stringWithCharacters:&index length:1];
3162         index_ = index;
3163         row_ = row;
3164     } return self;
3165 }
3166
3167 - (NSString *) name {
3168     return name_;
3169 }
3170
3171 - (unichar) index {
3172     return index_;
3173 }
3174
3175 - (size_t) row {
3176     return row_;
3177 }
3178
3179 - (size_t) count {
3180     return count_;
3181 }
3182
3183 - (void) addToRow {
3184     ++row_;
3185 }
3186
3187 - (void) addToCount {
3188     ++count_;
3189 }
3190
3191 - (void) setCount:(size_t)count {
3192     count_ = count;
3193 }
3194
3195 - (NSString *) localized {
3196     return localized_;
3197 }
3198
3199 @end
3200 /* }}} */
3201
3202 class CydiaLogCleaner :
3203     public pkgArchiveCleaner
3204 {
3205   protected:
3206     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3207         unlink(File);
3208     }
3209 };
3210
3211 /* Database Implementation {{{ */
3212 @implementation Database
3213
3214 + (Database *) sharedInstance {
3215     static _H<Database> instance;
3216     if (instance == nil)
3217         instance = [[[Database alloc] init] autorelease];
3218     return instance;
3219 }
3220
3221 - (unsigned) era {
3222     return era_;
3223 }
3224
3225 - (void) releasePackages {
3226     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3227     CFArrayRemoveAllValues(packages_);
3228 }
3229
3230 - (void) dealloc {
3231     // XXX: actually implement this thing
3232     _assert(false);
3233     [self releasePackages];
3234     apr_pool_destroy(pool_);
3235     NSRecycleZone(zone_);
3236     [super dealloc];
3237 }
3238
3239 - (void) _readCydia:(NSNumber *)fd {
3240     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3241     std::istream is(&ib);
3242     std::string line;
3243
3244     static Pcre finish_r("^finish:([^:]*)$");
3245
3246     while (std::getline(is, line)) {
3247         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3248
3249         const char *data(line.c_str());
3250         size_t size = line.size();
3251         lprintf("C:%s\n", data);
3252
3253         if (finish_r(data, size)) {
3254             NSString *finish = finish_r[1];
3255             int index = [Finishes_ indexOfObject:finish];
3256             if (index != INT_MAX && index > Finish_)
3257                 Finish_ = index;
3258         }
3259
3260         [pool release];
3261     }
3262
3263     _assume(false);
3264 }
3265
3266 - (void) _readStatus:(NSNumber *)fd {
3267     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3268     std::istream is(&ib);
3269     std::string line;
3270
3271     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3272     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3273
3274     while (std::getline(is, line)) {
3275         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3276
3277         const char *data(line.c_str());
3278         size_t size(line.size());
3279         lprintf("S:%s\n", data);
3280
3281         if (conffile_r(data, size)) {
3282             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3283             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3284         } else if (strncmp(data, "status: ", 8) == 0) {
3285             // status: <package>: {unpacked,half-configured,installed}
3286             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3287             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3288         } else if (strncmp(data, "processing: ", 12) == 0) {
3289             // processing: configure: config-test
3290             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3291             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3292         } else if (pmstatus_r(data, size)) {
3293             std::string type([pmstatus_r[1] UTF8String]);
3294
3295             NSString *package = pmstatus_r[2];
3296             if ([package isEqualToString:@"dpkg-exec"])
3297                 package = nil;
3298
3299             float percent([pmstatus_r[3] floatValue]);
3300             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3301
3302             NSString *string = pmstatus_r[4];
3303
3304             if (type == "pmerror") {
3305                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3306                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3307             } else if (type == "pmstatus") {
3308                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3309                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3310             } else if (type == "pmconffile")
3311                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3312             else
3313                 lprintf("E:unknown pmstatus\n");
3314         } else
3315             lprintf("E:unknown status\n");
3316
3317         [pool release];
3318     }
3319
3320     _assume(false);
3321 }
3322
3323 - (void) _readOutput:(NSNumber *)fd {
3324     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3325     std::istream is(&ib);
3326     std::string line;
3327
3328     while (std::getline(is, line)) {
3329         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3330
3331         lprintf("O:%s\n", line.c_str());
3332
3333         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3334         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3335
3336         [pool release];
3337     }
3338
3339     _assume(false);
3340 }
3341
3342 - (FILE *) input {
3343     return input_;
3344 }
3345
3346 - (Package *) packageWithName:(NSString *)name {
3347     if (name == nil)
3348         return nil;
3349 @synchronized (self) {
3350     if (static_cast<pkgDepCache *>(cache_) == NULL)
3351         return nil;
3352     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3353     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3354 } }
3355
3356 - (id) init {
3357     if ((self = [super init]) != nil) {
3358         policy_ = NULL;
3359         records_ = NULL;
3360         resolver_ = NULL;
3361         fetcher_ = NULL;
3362         lock_ = NULL;
3363
3364         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3365         apr_pool_create(&pool_, NULL);
3366
3367         size_t capacity(MetaFile_->active_);
3368         if (capacity == 0)
3369             capacity = 16384;
3370         else
3371             capacity += 1024;
3372
3373         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3374         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3375
3376         int fds[2];
3377
3378         _assert(pipe(fds) != -1);
3379         cydiafd_ = fds[1];
3380
3381         _config->Set("APT::Keep-Fds::", cydiafd_);
3382         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3383
3384         [NSThread
3385             detachNewThreadSelector:@selector(_readCydia:)
3386             toTarget:self
3387             withObject:[NSNumber numberWithInt:fds[0]]
3388         ];
3389
3390         _assert(pipe(fds) != -1);
3391         statusfd_ = fds[1];
3392
3393         [NSThread
3394             detachNewThreadSelector:@selector(_readStatus:)
3395             toTarget:self
3396             withObject:[NSNumber numberWithInt:fds[0]]
3397         ];
3398
3399         _assert(pipe(fds) != -1);
3400         _assert(dup2(fds[0], 0) != -1);
3401         _assert(close(fds[0]) != -1);
3402
3403         input_ = fdopen(fds[1], "a");
3404
3405         _assert(pipe(fds) != -1);
3406         _assert(dup2(fds[1], 1) != -1);
3407         _assert(close(fds[1]) != -1);
3408
3409         [NSThread
3410             detachNewThreadSelector:@selector(_readOutput:)
3411             toTarget:self
3412             withObject:[NSNumber numberWithInt:fds[0]]
3413         ];
3414     } return self;
3415 }
3416
3417 - (pkgCacheFile &) cache {
3418     return cache_;
3419 }
3420
3421 - (pkgDepCache::Policy *) policy {
3422     return policy_;
3423 }
3424
3425 - (pkgRecords *) records {
3426     return records_;
3427 }
3428
3429 - (pkgProblemResolver *) resolver {
3430     return resolver_;
3431 }
3432
3433 - (pkgAcquire &) fetcher {
3434     return *fetcher_;
3435 }
3436
3437 - (pkgSourceList &) list {
3438     return *list_;
3439 }
3440
3441 - (NSArray *) packages {
3442     return (NSArray *) packages_;
3443 }
3444
3445 - (NSArray *) sources {
3446     return sourceList_;
3447 }
3448
3449 - (Source *) sourceWithKey:(NSString *)key {
3450     for (Source *source in [self sources]) {
3451         if ([[source key] isEqualToString:key])
3452             return source;
3453     } return nil;
3454 }
3455
3456 - (bool) popErrorWithTitle:(NSString *)title {
3457     bool fatal(false);
3458
3459     while (!_error->empty()) {
3460         std::string error;
3461         bool warning(!_error->PopMessage(error));
3462         if (!warning)
3463             fatal = true;
3464
3465         for (;;) {
3466             size_t size(error.size());
3467             if (size == 0 || error[size - 1] != '\n')
3468                 break;
3469             error.resize(size - 1);
3470         }
3471
3472         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3473
3474         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3475     }
3476
3477     return fatal;
3478 }
3479
3480 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3481     return [self popErrorWithTitle:title] || !success;
3482 }
3483
3484 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3485 @synchronized (self) {
3486     ++era_;
3487
3488     [self releasePackages];
3489
3490     sourceMap_.clear();
3491     [sourceList_ removeAllObjects];
3492
3493     _error->Discard();
3494
3495     delete list_;
3496     list_ = NULL;
3497     manager_ = NULL;
3498     delete lock_;
3499     lock_ = NULL;
3500     delete fetcher_;
3501     fetcher_ = NULL;
3502     delete resolver_;
3503     resolver_ = NULL;
3504     delete records_;
3505     records_ = NULL;
3506     delete policy_;
3507     policy_ = NULL;
3508
3509     cache_.Close();
3510
3511     apr_pool_clear(pool_);
3512
3513     NSRecycleZone(zone_);
3514     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3515
3516     int chk(creat("/tmp/cydia.chk", 0644));
3517     if (chk != -1)
3518         close(chk);
3519
3520     if (invocation != nil)
3521         [invocation invoke];
3522
3523     NSString *title(UCLocalize("DATABASE"));
3524
3525     _trace();
3526     OpProgress progress;
3527     while (!cache_.Open(progress, true)) { pop:
3528         std::string error;
3529         bool warning(!_error->PopMessage(error));
3530         lprintf("cache_.Open():[%s]\n", error.c_str());
3531
3532         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3533             [delegate_ repairWithSelector:@selector(configure)];
3534         else if (error == "The package lists or status file could not be parsed or opened.")
3535             [delegate_ repairWithSelector:@selector(update)];
3536         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3537         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3538         // else if (error == "Malformed Status line")
3539         // else if (error == "The list of sources could not be read.")
3540         else {
3541             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3542             return;
3543         }
3544
3545         if (warning)
3546             goto pop;
3547         _error->Discard();
3548     }
3549     _trace();
3550
3551     unlink("/tmp/cydia.chk");
3552
3553     now_ = [[NSDate date] timeIntervalSince1970];
3554
3555     policy_ = new pkgDepCache::Policy();
3556     records_ = new pkgRecords(cache_);
3557     resolver_ = new pkgProblemResolver(cache_);
3558     fetcher_ = new pkgAcquire(&status_);
3559     lock_ = NULL;
3560
3561     list_ = new pkgSourceList();
3562     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3563         return;
3564
3565     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3566         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3567         return;
3568     }
3569
3570     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3571         return;
3572
3573     if (cache_->BrokenCount() != 0) {
3574         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3575             return;
3576
3577         if (cache_->BrokenCount() != 0) {
3578             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3579             return;
3580         }
3581
3582         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3583             return;
3584     }
3585
3586     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3587         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3588         [sourceList_ addObject:object];
3589
3590         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3591         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3592             // XXX: this could be more intelligent
3593             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3594                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3595                 if (!cached.end())
3596                     sourceMap_[cached->ID] = object;
3597             }
3598     }
3599
3600     {
3601         /*std::vector<Package *> packages;
3602         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3603         packages_ = nil;*/
3604
3605         _trace();
3606
3607         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3608             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3609                 //packages.push_back(package);
3610                 CFArrayAppendValue(packages_, CFRetain(package));
3611
3612         _trace();
3613
3614         /*if (packages.empty())
3615             packages_ = [[NSArray alloc] init];
3616         else
3617             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3618         _trace();*/
3619
3620         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3621         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3622         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3623
3624         /*_trace();
3625         PrintTimes();
3626         _trace();*/
3627
3628         _trace();
3629
3630         /*if (!packages.empty())
3631             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3632         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3633
3634         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3635
3636         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3637
3638         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3639
3640         _trace();
3641
3642         size_t count(CFArrayGetCount(packages_));
3643         MetaFile_->active_ = count;
3644
3645         for (size_t index(0); index != count; ++index)
3646             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3647
3648         _trace();
3649     }
3650 } }
3651
3652 - (void) clear {
3653 @synchronized (self) {
3654     delete resolver_;
3655     resolver_ = new pkgProblemResolver(cache_);
3656
3657     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3658         if (!cache_[iterator].Keep())
3659             cache_->MarkKeep(iterator, false);
3660         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3661             cache_->SetReInstall(iterator, false);
3662 } }
3663
3664 - (void) configure {
3665     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3666     _trace();
3667     system([dpkg UTF8String]);
3668     _trace();
3669 }
3670
3671 - (bool) clean {
3672     // XXX: I don't remember this condition
3673     if (lock_ != NULL)
3674         return false;
3675
3676     FileFd Lock;
3677     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3678
3679     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3680
3681     if ([self popErrorWithTitle:title])
3682         return false;
3683
3684     pkgAcquire fetcher;
3685     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3686
3687     CydiaLogCleaner cleaner;
3688     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3689         return false;
3690
3691     return true;
3692 }
3693
3694 - (bool) prepare {
3695     fetcher_->Shutdown();
3696
3697     pkgRecords records(cache_);
3698
3699     lock_ = new FileFd();
3700     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3701
3702     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3703
3704     if ([self popErrorWithTitle:title])
3705         return false;
3706
3707     pkgSourceList list;
3708     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3709         return false;
3710
3711     manager_ = (_system->CreatePM(cache_));
3712     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3713         return false;
3714
3715     return true;
3716 }
3717
3718 - (void) perform {
3719     bool substrate(RestartSubstrate_);
3720     RestartSubstrate_ = false;
3721
3722     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3723
3724     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3725         pkgSourceList list;
3726         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3727             return;
3728         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3729             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3730     }
3731
3732     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3733
3734     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3735         _trace();
3736         [self popErrorWithTitle:title];
3737         return;
3738     }
3739
3740     bool failed = false;
3741     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3742         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3743             continue;
3744         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3745             continue;
3746
3747         failed = true;
3748     }
3749
3750     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3751
3752     if (failed) {
3753         _trace();
3754         return;
3755     }
3756
3757     if (substrate)
3758         RestartSubstrate_ = true;
3759
3760     _system->UnLock();
3761     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3762
3763     if (_error->PendingError()) {
3764         _trace();
3765         return;
3766     }
3767
3768     if (result == pkgPackageManager::Failed) {
3769         _trace();
3770         return;
3771     }
3772
3773     if (result != pkgPackageManager::Completed) {
3774         _trace();
3775         return;
3776     }
3777
3778     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3779         pkgSourceList list;
3780         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3781             return;
3782         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3783             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3784     }
3785
3786     if (![before isEqualToArray:after])
3787         [self update];
3788 }
3789
3790 - (bool) upgrade {
3791     NSString *title(UCLocalize("UPGRADE"));
3792     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3793         return false;
3794     return true;
3795 }
3796
3797 - (void) update {
3798     [self updateWithStatus:status_];
3799 }
3800
3801 - (void) updateWithStatus:(Status &)status {
3802     NSString *title(UCLocalize("REFRESHING_DATA"));
3803
3804     pkgSourceList list;
3805     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3806         return;
3807
3808     FileFd lock;
3809     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3810     if ([self popErrorWithTitle:title])
3811         return;
3812
3813     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3814
3815     bool success(ListUpdate(status, list, PulseInterval_));
3816     if (status.WasCancelled())
3817         _error->Discard();
3818     else {
3819         [self popErrorWithTitle:title forOperation:success];
3820         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3821         Changed_ = true;
3822     }
3823
3824     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3825 }
3826
3827 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3828     delegate_ = delegate;
3829 }
3830
3831 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3832     progress_ = delegate;
3833     status_.setDelegate(delegate);
3834 }
3835
3836 - (NSObject<ProgressDelegate> *) progressDelegate {
3837     return progress_;
3838 }
3839
3840 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3841     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3842     return i == sourceMap_.end() ? nil : i->second;
3843 }
3844
3845 - (NSString *) mappedSectionForPointer:(const char *)section {
3846     _H<NSString> *mapped;
3847
3848     _profile(Database$mappedSectionForPointer$Cache)
3849         mapped = &sections_[section];
3850     _end
3851
3852     if (*mapped == NULL) {
3853         size_t length(strlen(section));
3854         char spaced[length + 1];
3855
3856         _profile(Database$mappedSectionForPointer$Replace)
3857             for (size_t index(0); index != length; ++index)
3858                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3859             spaced[length] = '\0';
3860         _end
3861
3862         NSString *string;
3863
3864         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3865             string = [NSString stringWithUTF8String:spaced];
3866         _end
3867
3868         _profile(Database$mappedSectionForPointer$Map)
3869             string = [SectionMap_ objectForKey:string] ?: string;
3870         _end
3871
3872         *mapped = string;
3873     } return *mapped;
3874 }
3875
3876 @end
3877 /* }}} */
3878
3879 static _H<NSMutableSet> Diversions_;
3880
3881 @interface Diversion : NSObject {
3882     Pcre pattern_;
3883     _H<NSString> key_;
3884     _H<NSString> format_;
3885 }
3886
3887 @end
3888
3889 @implementation Diversion
3890
3891 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3892     if ((self = [super init]) != nil) {
3893         pattern_ = [from UTF8String];
3894         key_ = from;
3895         format_ = to;
3896     } return self;
3897 }
3898
3899 - (NSString *) divert:(NSString *)url {
3900     return !pattern_(url) ? nil : pattern_->*format_;
3901 }
3902
3903 + (NSURL *) divertURL:(NSURL *)url {
3904   divert:
3905     NSString *href([url absoluteString]);
3906
3907     for (Diversion *diversion in (id) Diversions_)
3908         if (NSString *diverted = [diversion divert:href]) {
3909 #if !ForRelease
3910             NSLog(@"div: %@", diverted);
3911 #endif
3912             url = [NSURL URLWithString:diverted];
3913             goto divert;
3914         }
3915
3916     return url;
3917 }
3918
3919 - (NSString *) key {
3920     return key_;
3921 }
3922
3923 - (NSUInteger) hash {
3924     return [key_ hash];
3925 }
3926
3927 - (BOOL) isEqual:(Diversion *)object {
3928     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3929 }
3930
3931 @end
3932
3933 @interface CydiaObject : NSObject {
3934     _H<IndirectDelegate> indirect_;
3935     _transient id delegate_;
3936 }
3937
3938 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3939
3940 @end
3941
3942 @interface CydiaWebViewController : CyteWebViewController {
3943     _H<CydiaObject> cydia_;
3944 }
3945
3946 + (void) addDiversion:(Diversion *)diversion;
3947
3948 @end
3949
3950 /* Web Scripting {{{ */
3951 @implementation CydiaObject
3952
3953 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3954     if ((self = [super init]) != nil) {
3955         indirect_ = indirect;
3956     } return self;
3957 }
3958
3959 - (void) setDelegate:(id)delegate {
3960     delegate_ = delegate;
3961 }
3962
3963 + (NSArray *) _attributeKeys {
3964     return [NSArray arrayWithObjects:
3965         @"bbsnum",
3966         @"cydiaSource",
3967         @"device",
3968         @"ecid",
3969         @"firmware",
3970         @"hostname",
3971         @"idiom",
3972         @"model",
3973         @"plmn",
3974         @"role",
3975         @"serial",
3976         @"token",
3977         @"version",
3978     nil];
3979 }
3980
3981 - (NSArray *) attributeKeys {
3982     return [[self class] _attributeKeys];
3983 }
3984
3985 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3986     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3987 }
3988
3989 - (NSString *) version {
3990     return Cydia_;
3991 }
3992
3993 - (NSString *) device {
3994     return [[UIDevice currentDevice] uniqueIdentifier];
3995 }
3996
3997 - (NSString *) firmware {
3998     return [[UIDevice currentDevice] systemVersion];
3999 }
4000
4001 - (NSString *) hostname {
4002     return [[UIDevice currentDevice] name];
4003 }
4004
4005 - (NSString *) idiom {
4006     return (id) Idiom_ ?: [NSNull null];
4007 }
4008
4009 - (NSString *) plmn {
4010     return (id) PLMN_ ?: [NSNull null];
4011 }
4012
4013 - (NSString *) bbsnum {
4014     return (id) BBSNum_ ?: [NSNull null];
4015 }
4016
4017 - (NSString *) ecid {
4018     return (id) ChipID_ ?: [NSNull null];
4019 }
4020
4021 - (NSString *) serial {
4022     return SerialNumber_;
4023 }
4024
4025 - (NSString *) role {
4026     return (id) Role_ ?: [NSNull null];
4027 }
4028
4029 - (NSString *) model {
4030     return [NSString stringWithUTF8String:Machine_];
4031 }
4032
4033 - (NSString *) token {
4034     return (id) Token_ ?: [NSNull null];
4035 }
4036
4037 + (NSString *) webScriptNameForSelector:(SEL)selector {
4038     if (false);
4039     else if (selector == @selector(addBridgedHost:))
4040         return @"addBridgedHost";
4041     else if (selector == @selector(addInsecureHost:))
4042         return @"addInsecureHost";
4043     else if (selector == @selector(addInternalRedirect::))
4044         return @"addInternalRedirect";
4045     else if (selector == @selector(addPipelinedHost:scheme:))
4046         return @"addPipelinedHost";
4047     else if (selector == @selector(addSource:::))
4048         return @"addSource";
4049     else if (selector == @selector(addTokenHost:))
4050         return @"addTokenHost";
4051     else if (selector == @selector(addTrivialSource:))
4052         return @"addTrivialSource";
4053     else if (selector == @selector(close))
4054         return @"close";
4055     else if (selector == @selector(du:))
4056         return @"du";
4057     else if (selector == @selector(stringWithFormat:arguments:))
4058         return @"format";
4059     else if (selector == @selector(getAllSources))
4060         return @"getAllSourcs";
4061     else if (selector == @selector(getKernelNumber:))
4062         return @"getKernelNumber";
4063     else if (selector == @selector(getKernelString:))
4064         return @"getKernelString";
4065     else if (selector == @selector(getInstalledPackages))
4066         return @"getInstalledPackages";
4067     else if (selector == @selector(getIORegistryEntry::))
4068         return @"getIORegistryEntry";
4069     else if (selector == @selector(getLocaleIdentifier))
4070         return @"getLocaleIdentifier";
4071     else if (selector == @selector(getPreferredLanguages))
4072         return @"getPreferredLanguages";
4073     else if (selector == @selector(getPackageById:))
4074         return @"getPackageById";
4075     else if (selector == @selector(getMetadataKeys))
4076         return @"getMetadataKeys";
4077     else if (selector == @selector(getMetadataValue:))
4078         return @"getMetadataValue";
4079     else if (selector == @selector(getSessionValue:))
4080         return @"getSessionValue";
4081     else if (selector == @selector(installPackages:))
4082         return @"installPackages";
4083     else if (selector == @selector(localizedStringForKey:value:table:))
4084         return @"localize";
4085     else if (selector == @selector(popViewController:))
4086         return @"popViewController";
4087     else if (selector == @selector(refreshSources))
4088         return @"refreshSources";
4089     else if (selector == @selector(removeButton))
4090         return @"removeButton";
4091     else if (selector == @selector(saveConfig))
4092         return @"saveConfig";
4093     else if (selector == @selector(setCydiaSource:))
4094         return @"setCydiaSource";
4095     else if (selector == @selector(setMetadataValue::))
4096         return @"setMetadataValue";
4097     else if (selector == @selector(setSessionValue::))
4098         return @"setSessionValue";
4099     else if (selector == @selector(substitutePackageNames:))
4100         return @"substitutePackageNames";
4101     else if (selector == @selector(scrollToBottom:))
4102         return @"scrollToBottom";
4103     else if (selector == @selector(setAllowsNavigationAction:))
4104         return @"setAllowsNavigationAction";
4105     else if (selector == @selector(setBadgeValue:))
4106         return @"setBadgeValue";
4107     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4108         return @"setButtonImage";
4109     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4110         return @"setButtonTitle";
4111     else if (selector == @selector(setHidesBackButton:))
4112         return @"setHidesBackButton";
4113     else if (selector == @selector(setHidesNavigationBar:))
4114         return @"setHidesNavigationBar";
4115     else if (selector == @selector(setNavigationBarStyle:))
4116         return @"setNavigationBarStyle";
4117     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4118         return @"setNavigationBarTintColor";
4119     else if (selector == @selector(setPasteboardString:))
4120         return @"setPasteboardString";
4121     else if (selector == @selector(setPasteboardURL:))
4122         return @"setPasteboardURL";
4123     else if (selector == @selector(setToken:))
4124         return @"setToken";
4125     else if (selector == @selector(setViewportWidth:))
4126         return @"setViewportWidth";
4127     else if (selector == @selector(statfs:))
4128         return @"statfs";
4129     else if (selector == @selector(supports:))
4130         return @"supports";
4131     else if (selector == @selector(unload))
4132         return @"unload";
4133     else
4134         return nil;
4135 }
4136
4137 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4138     return [self webScriptNameForSelector:selector] == nil;
4139 }
4140
4141 - (BOOL) supports:(NSString *)feature {
4142     return [feature isEqualToString:@"window.open"];
4143 }
4144
4145 - (void) unload {
4146     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4147 }
4148
4149 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4150     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4151 }
4152
4153 - (NSNumber *) getKernelNumber:(NSString *)name {
4154     const char *string([name UTF8String]);
4155
4156     size_t size;
4157     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4158         return (id) [NSNull null];
4159
4160     if (size != sizeof(int))
4161         return (id) [NSNull null];
4162
4163     int value;
4164     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4165         return (id) [NSNull null];
4166
4167     return [NSNumber numberWithInt:value];
4168 }
4169
4170 - (NSString *) getKernelString:(NSString *)name {
4171     const char *string([name UTF8String]);
4172
4173     size_t size;
4174     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4175         return (id) [NSNull null];
4176
4177     char value[size + 1];
4178     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4179         return (id) [NSNull null];
4180
4181     // XXX: just in case you request something ludicrous
4182     value[size] = '\0';
4183
4184     return [NSString stringWithCString:value];
4185 }
4186
4187 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4188     NSObject *value(CYIOGetValue([path UTF8String], entry));
4189
4190     if (value != nil)
4191         if ([value isKindOfClass:[NSData class]])
4192             value = CYHex((NSData *) value);
4193
4194     return value;
4195 }
4196
4197 - (void) _setCydiaSource:(NSString *)source {
4198     @synchronized (HostConfig_) {
4199         CydiaSource_ = source;
4200         [Metadata_ setObject:source forKey:@"CydiaSource"];
4201     }
4202
4203     Changed_ = true;
4204 }
4205
4206 - (void) setCydiaSource:(NSString *)source {
4207     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4208 }
4209
4210 - (NSString *) cydiaSource {
4211     @synchronized (HostConfig_) {
4212         return (id) CydiaSource_ ?: [NSNull null];
4213     }
4214 }
4215
4216 - (NSArray *) getMetadataKeys {
4217 @synchronized (Values_) {
4218     return [Values_ allKeys];
4219 } }
4220
4221 - (id) getMetadataValue:(NSString *)key {
4222 @synchronized (Values_) {
4223     return [Values_ objectForKey:key];
4224 } }
4225
4226 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4227 @synchronized (Values_) {
4228     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4229         [Values_ removeObjectForKey:key];
4230     else
4231         [Values_ setObject:value forKey:key];
4232
4233     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4234 } }
4235
4236 - (id) getSessionValue:(NSString *)key {
4237 @synchronized (SessionData_) {
4238     return [SessionData_ objectForKey:key];
4239 } }
4240
4241 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4242 @synchronized (SessionData_) {
4243     if (value == (id) [WebUndefined undefined])
4244         [SessionData_ removeObjectForKey:key];
4245     else
4246         [SessionData_ setObject:value forKey:key];
4247 } }
4248
4249 - (void) addBridgedHost:(NSString *)host {
4250 @synchronized (HostConfig_) {
4251     [BridgedHosts_ addObject:host];
4252 } }
4253
4254 - (void) addInsecureHost:(NSString *)host {
4255 @synchronized (HostConfig_) {
4256     [InsecureHosts_ addObject:host];
4257 } }
4258
4259 - (void) addTokenHost:(NSString *)host {
4260 @synchronized (HostConfig_) {
4261     [TokenHosts_ addObject:host];
4262 } }
4263
4264 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4265 @synchronized (HostConfig_) {
4266     if (scheme != (id) [WebUndefined undefined])
4267         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4268
4269     [PipelinedHosts_ addObject:host];
4270 } }
4271
4272 - (void) popViewController:(NSNumber *)value {
4273     if (value == (id) [WebUndefined undefined])
4274         value = [NSNumber numberWithBool:YES];
4275     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4276 }
4277
4278 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4279     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4280
4281     for (NSString *section in sections)
4282         [array addObject:section];
4283
4284     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4285         @"deb", @"Type",
4286         href, @"URI",
4287         distribution, @"Distribution",
4288         array, @"Sections",
4289     nil] waitUntilDone:NO];
4290 }
4291
4292 - (void) addTrivialSource:(NSString *)href {
4293     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4294 }
4295
4296 - (void) refreshSources {
4297     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4298 }
4299
4300 - (void) saveConfig {
4301     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4302 }
4303
4304 - (NSArray *) getAllSources {
4305     return [[Database sharedInstance] sources];
4306 }
4307
4308 - (NSArray *) getInstalledPackages {
4309     Database *database([Database sharedInstance]);
4310 @synchronized (database) {
4311     NSArray *packages([database packages]);
4312     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4313     for (Package *package in packages)
4314         if (![package uninstalled])
4315             [installed addObject:package];
4316     return installed;
4317 } }
4318
4319 - (Package *) getPackageById:(NSString *)id {
4320     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4321         [package parse];
4322         return package;
4323     } else
4324         return (Package *) [NSNull null];
4325 }
4326
4327 - (NSString *) getLocaleIdentifier {
4328     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4329 }
4330
4331 - (NSArray *) getPreferredLanguages {
4332     return Languages_;
4333 }
4334
4335 - (NSArray *) statfs:(NSString *)path {
4336     struct statfs stat;
4337
4338     if (path == nil || statfs([path UTF8String], &stat) == -1)
4339         return nil;
4340
4341     return [NSArray arrayWithObjects:
4342         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4343         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4344         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4345     nil];
4346 }
4347
4348 - (NSNumber *) du:(NSString *)path {
4349     NSNumber *value(nil);
4350
4351     int fds[2];
4352     _assert(pipe(fds) != -1);
4353
4354     pid_t pid(ExecFork());
4355     if (pid == 0) {
4356         _assert(dup2(fds[1], 1) != -1);
4357         _assert(close(fds[0]) != -1);
4358         _assert(close(fds[1]) != -1);
4359         /* XXX: this should probably not use du */
4360         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4361         exit(1);
4362         _assert(false);
4363     }
4364
4365     _assert(close(fds[1]) != -1);
4366
4367     if (FILE *du = fdopen(fds[0], "r")) {
4368         char line[1024];
4369         while (fgets(line, sizeof(line), du) != NULL) {
4370             size_t length(strlen(line));
4371             while (length != 0 && line[length - 1] == '\n')
4372                 line[--length] = '\0';
4373             if (char *tab = strchr(line, '\t')) {
4374                 *tab = '\0';
4375                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4376             }
4377         }
4378
4379         fclose(du);
4380     } else _assert(close(fds[0]));
4381
4382     int status;
4383   wait:
4384     if (waitpid(pid, &status, 0) == -1)
4385         if (errno == EINTR)
4386             goto wait;
4387         else _assert(false);
4388
4389     return value;
4390 }
4391
4392 - (void) close {
4393     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4394 }
4395
4396 - (void) installPackages:(NSArray *)packages {
4397     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4398 }
4399
4400 - (NSString *) substitutePackageNames:(NSString *)message {
4401     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4402     for (size_t i(0), e([words count]); i != e; ++i) {
4403         NSString *word([words objectAtIndex:i]);
4404         if (Package *package = [[Database sharedInstance] packageWithName:word])
4405             [words replaceObjectAtIndex:i withObject:[package name]];
4406     }
4407
4408     return [words componentsJoinedByString:@" "];
4409 }
4410
4411 - (void) removeButton {
4412     [indirect_ removeButton];
4413 }
4414
4415 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4416     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4417 }
4418
4419 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4420     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4421 }
4422
4423 - (void) setBadgeValue:(id)value {
4424     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4425 }
4426
4427 - (void) setAllowsNavigationAction:(NSString *)value {
4428     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4429 }
4430
4431 - (void) setHidesBackButton:(NSString *)value {
4432     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4433 }
4434
4435 - (void) setHidesNavigationBar:(NSString *)value {
4436     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4437 }
4438
4439 - (void) setNavigationBarStyle:(NSString *)value {
4440     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4441 }
4442
4443 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4444     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4445     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4446     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4447 }
4448
4449 - (void) setPasteboardString:(NSString *)value {
4450     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4451 }
4452
4453 - (void) setPasteboardURL:(NSString *)value {
4454     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4455 }
4456
4457 - (void) _setToken:(NSString *)token {
4458     Token_ = token;
4459
4460     if (token == nil)
4461         [Metadata_ removeObjectForKey:@"Token"];
4462     else
4463         [Metadata_ setObject:Token_ forKey:@"Token"];
4464
4465     Changed_ = true;
4466 }
4467
4468 - (void) setToken:(NSString *)token {
4469     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4470 }
4471
4472 - (void) scrollToBottom:(NSNumber *)animated {
4473     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4474 }
4475
4476 - (void) setViewportWidth:(float)width {
4477     [indirect_ setViewportWidthOnMainThread:width];
4478 }
4479
4480 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4481     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4482     unsigned count([arguments count]);
4483     id values[count];
4484     for (unsigned i(0); i != count; ++i)
4485         values[i] = [arguments objectAtIndex:i];
4486     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4487 }
4488
4489 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4490     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4491         value = nil;
4492     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4493         table = nil;
4494     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4495 }
4496
4497 @end
4498 /* }}} */
4499
4500 @interface NSURL (CydiaSecure)
4501 @end
4502
4503 @implementation NSURL (CydiaSecure)
4504
4505 - (bool) isCydiaSecure {
4506     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4507         return true;
4508
4509     @synchronized (HostConfig_) {
4510         if ([InsecureHosts_ containsObject:[self host]])
4511             return true;
4512     }
4513
4514     return false;
4515 }
4516
4517 @end
4518
4519 /* Cydia Browser Controller {{{ */
4520 @implementation CydiaWebViewController
4521
4522 - (NSURL *) navigationURL {
4523     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4524 }
4525
4526 + (void) _initialize {
4527     [super _initialize];
4528
4529     Diversions_ = [NSMutableSet setWithCapacity:0];
4530 }
4531
4532 + (void) addDiversion:(Diversion *)diversion {
4533     [Diversions_ addObject:diversion];
4534 }
4535
4536 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4537     [super webView:view didClearWindowObject:window forFrame:frame];
4538
4539     WebDataSource *source([frame dataSource]);
4540     NSURLResponse *response([source response]);
4541     NSURL *url([response URL]);
4542     NSString *scheme([[url scheme] lowercaseString]);
4543
4544     bool bridged(false);
4545
4546     @synchronized (HostConfig_) {
4547         if ([scheme isEqualToString:@"file"])
4548             bridged = true;
4549         else if ([scheme isEqualToString:@"https"])
4550             if ([BridgedHosts_ containsObject:[url host]])
4551                 bridged = true;
4552     }
4553
4554     if (bridged)
4555         [window setValue:cydia_ forKey:@"cydia"];
4556 }
4557
4558 - (void) _setupMail:(MFMailComposeViewController *)controller {
4559     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4560
4561     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4562     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4563 }
4564
4565 - (NSURL *) URLWithURL:(NSURL *)url {
4566     return [Diversion divertURL:url];
4567 }
4568
4569 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4570     NSURL *url([request URL]);
4571     NSString *host([url host]);
4572
4573     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4574
4575     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4576         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4577     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4578         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4579
4580     bool token;
4581     @synchronized (HostConfig_) {
4582         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4583     }
4584
4585     if ([url isCydiaSecure] && token) {
4586         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4587             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4588     }
4589
4590     return copy;
4591 }
4592
4593 - (void) setDelegate:(id)delegate {
4594     [super setDelegate:delegate];
4595     [cydia_ setDelegate:delegate];
4596 }
4597
4598 - (NSString *) applicationNameForUserAgent {
4599     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4600
4601     if (Safari_ != nil)
4602         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4603     if (Build_ != nil)
4604         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4605     if (Product_ != nil)
4606         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4607
4608     return application;
4609 }
4610
4611 - (id) init {
4612     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4613         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4614     } return self;
4615 }
4616
4617 @end
4618
4619 @interface AppCacheController : CydiaWebViewController {
4620 }
4621
4622 @end
4623
4624 @implementation AppCacheController
4625
4626 - (void) didReceiveMemoryWarning {
4627 }
4628
4629 @end
4630 /* }}} */
4631
4632 // CydiaScript {{{
4633 @interface NSObject (CydiaScript)
4634 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4635 @end
4636
4637 @implementation NSObject (CydiaScript)
4638
4639 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4640     return self;
4641 }
4642
4643 @end
4644
4645 @implementation NSArray (CydiaScript)
4646
4647 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4648     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4649     for (size_t i(0), e([self count]); i != e; ++i)
4650         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4651     return object;
4652 }
4653
4654 @end
4655
4656 @implementation NSDictionary (CydiaScript)
4657
4658 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4659     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4660     for (id i in self)
4661         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4662     return object;
4663 }
4664
4665 @end
4666 // }}}
4667
4668 /* Confirmation Controller {{{ */
4669 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4670     if (!iterator.end())
4671         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4672             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4673                 continue;
4674             pkgCache::PkgIterator package(dep.TargetPkg());
4675             if (package.end())
4676                 continue;
4677             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4678                 return true;
4679         }
4680
4681     return false;
4682 }
4683
4684 @protocol ConfirmationControllerDelegate
4685 - (void) cancelAndClear:(bool)clear;
4686 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4687 - (void) queue;
4688 @end
4689
4690 @interface ConfirmationController : CydiaWebViewController {
4691     _transient Database *database_;
4692
4693     _H<UIAlertView> essential_;
4694
4695     _H<NSDictionary> changes_;
4696     _H<NSMutableArray> issues_;
4697     _H<NSDictionary> sizes_;
4698
4699     BOOL substrate_;
4700 }
4701
4702 - (id) initWithDatabase:(Database *)database;
4703
4704 @end
4705
4706 @implementation ConfirmationController
4707
4708 - (void) complete {
4709     if (substrate_)
4710         RestartSubstrate_ = true;
4711     [delegate_ confirmWithNavigationController:[self navigationController]];
4712 }
4713
4714 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4715     NSString *context([alert context]);
4716
4717     if ([context isEqualToString:@"remove"]) {
4718         if (button == [alert cancelButtonIndex])
4719             [self dismissModalViewControllerAnimated:YES];
4720         else if (button == [alert firstOtherButtonIndex]) {
4721             [self complete];
4722         }
4723
4724         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4725     } else if ([context isEqualToString:@"unable"]) {
4726         [self dismissModalViewControllerAnimated:YES];
4727         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4728     } else {
4729         [super alertView:alert clickedButtonAtIndex:button];
4730     }
4731 }
4732
4733 - (void) _doContinue {
4734     [delegate_ cancelAndClear:NO];
4735     [self dismissModalViewControllerAnimated:YES];
4736 }
4737
4738 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4739     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4740     return nil;
4741 }
4742
4743 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4744     [super webView:view didClearWindowObject:window forFrame:frame];
4745
4746     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4747         (id) changes_, @"changes",
4748         (id) issues_, @"issues",
4749         (id) sizes_, @"sizes",
4750         self, @"queue",
4751     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4752 }
4753
4754 - (id) initWithDatabase:(Database *)database {
4755     if ((self = [super init]) != nil) {
4756         database_ = database;
4757
4758         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4759         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4760         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4761         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4762         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4763
4764         bool remove(false);
4765
4766         pkgCacheFile &cache([database_ cache]);
4767         NSArray *packages([database_ packages]);
4768         pkgDepCache::Policy *policy([database_ policy]);
4769
4770         issues_ = [NSMutableArray arrayWithCapacity:4];
4771
4772         for (Package *package in packages) {
4773             pkgCache::PkgIterator iterator([package iterator]);
4774             NSString *name([package id]);
4775
4776             if ([package broken]) {
4777                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4778
4779                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4780                     name, @"package",
4781                     reasons, @"reasons",
4782                 nil]];
4783
4784                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4785                 if (ver.end())
4786                     continue;
4787
4788                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4789                     pkgCache::DepIterator start;
4790                     pkgCache::DepIterator end;
4791                     dep.GlobOr(start, end); // ++dep
4792
4793                     if (!cache->IsImportantDep(end))
4794                         continue;
4795                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4796                         continue;
4797
4798                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4799
4800                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4801                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4802                         clauses, @"clauses",
4803                     nil]];
4804
4805                     _forever {
4806                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4807
4808                         pkgCache::PkgIterator target(start.TargetPkg());
4809                         if (target->ProvidesList != 0)
4810                             reason = @"missing";
4811                         else {
4812                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4813                             if (!ver.end()) {
4814                                 reason = @"installed";
4815                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4816                             } else if (!cache[target].CandidateVerIter(cache).end())
4817                                 reason = @"uninstalled";
4818                             else if (target->ProvidesList == 0)
4819                                 reason = @"uninstallable";
4820                             else
4821                                 reason = @"virtual";
4822                         }
4823
4824                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4825                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4826                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4827                         nil]);
4828
4829                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4830                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4831                             version, @"version",
4832                             reason, @"reason",
4833                             installed, @"installed",
4834                         nil]];
4835
4836                         // yes, seriously. (wtf?)
4837                         if (start == end)
4838                             break;
4839                         ++start;
4840                     }
4841                 }
4842             }
4843
4844             pkgDepCache::StateCache &state(cache[iterator]);
4845
4846             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4847
4848             if (state.NewInstall())
4849                 [installs addObject:name];
4850             // XXX: else if (state.Install())
4851             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4852                 [reinstalls addObject:name];
4853             // XXX: move before previous if
4854             else if (state.Upgrade())
4855                 [upgrades addObject:name];
4856             else if (state.Downgrade())
4857                 [downgrades addObject:name];
4858             else if (!state.Delete())
4859                 // XXX: _assert(state.Keep());
4860                 continue;
4861             else if (special_r(name))
4862                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4863                     [NSNull null], @"package",
4864                     [NSArray arrayWithObjects:
4865                         [NSDictionary dictionaryWithObjectsAndKeys:
4866                             @"Conflicts", @"relationship",
4867                             [NSArray arrayWithObjects:
4868                                 [NSDictionary dictionaryWithObjectsAndKeys:
4869                                     name, @"package",
4870                                     [NSNull null], @"version",
4871                                     @"installed", @"reason",
4872                                 nil],
4873                             nil], @"clauses",
4874                         nil],
4875                     nil], @"reasons",
4876                 nil]];
4877             else {
4878                 if ([package essential])
4879                     remove = true;
4880                 [removes addObject:name];
4881             }
4882
4883             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4884             substrate_ |= DepSubstrate(iterator.CurrentVer());
4885         }
4886
4887         if (!remove)
4888             essential_ = nil;
4889         else if (Advanced_) {
4890             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4891
4892             essential_ = [[[UIAlertView alloc]
4893                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4894                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4895                 delegate:self
4896                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4897                 otherButtonTitles:
4898                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4899                 nil
4900             ] autorelease];
4901
4902             [essential_ setContext:@"remove"];
4903         } else {
4904             essential_ = [[[UIAlertView alloc]
4905                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4906                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4907                 delegate:self
4908                 cancelButtonTitle:UCLocalize("OKAY")
4909                 otherButtonTitles:nil
4910             ] autorelease];
4911
4912             [essential_ setContext:@"unable"];
4913         }
4914
4915         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4916             installs, @"installs",
4917             reinstalls, @"reinstalls",
4918             upgrades, @"upgrades",
4919             downgrades, @"downgrades",
4920             removes, @"removes",
4921         nil];
4922
4923         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4924             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4925             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4926         nil];
4927
4928         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4929     } return self;
4930 }
4931
4932 - (UIBarButtonItem *) leftButton {
4933     return [[[UIBarButtonItem alloc]
4934         initWithTitle:UCLocalize("CANCEL")
4935         style:UIBarButtonItemStylePlain
4936         target:self
4937         action:@selector(cancelButtonClicked)
4938     ] autorelease];
4939 }
4940
4941 #if !AlwaysReload
4942 - (void) applyRightButton {
4943     if ([issues_ count] == 0 && ![self isLoading])
4944         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4945             initWithTitle:UCLocalize("CONFIRM")
4946             style:UIBarButtonItemStyleDone
4947             target:self
4948             action:@selector(confirmButtonClicked)
4949         ] autorelease]];
4950     else
4951         [[self navigationItem] setRightBarButtonItem:nil];
4952 }
4953 #endif
4954
4955 - (void) cancelButtonClicked {
4956     [self dismissModalViewControllerAnimated:YES];
4957     [delegate_ cancelAndClear:YES];
4958 }
4959
4960 #if !AlwaysReload
4961 - (void) confirmButtonClicked {
4962     if (essential_ != nil)
4963         [essential_ show];
4964     else
4965         [self complete];
4966 }
4967 #endif
4968
4969 @end
4970 /* }}} */
4971
4972 /* Progress Data {{{ */
4973 @interface CydiaProgressData : NSObject {
4974     _transient id delegate_;
4975
4976     bool running_;
4977     float percent_;
4978
4979     float current_;
4980     float total_;
4981     float speed_;
4982
4983     _H<NSMutableArray> events_;
4984     _H<NSString> title_;
4985
4986     _H<NSString> status_;
4987     _H<NSString> finish_;
4988 }
4989
4990 @end
4991
4992 @implementation CydiaProgressData
4993
4994 + (NSArray *) _attributeKeys {
4995     return [NSArray arrayWithObjects:
4996         @"current",
4997         @"events",
4998         @"finish",
4999         @"percent",
5000         @"running",
5001         @"speed",
5002         @"title",
5003         @"total",
5004     nil];
5005 }
5006
5007 - (NSArray *) attributeKeys {
5008     return [[self class] _attributeKeys];
5009 }
5010
5011 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5012     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5013 }
5014
5015 - (id) init {
5016     if ((self = [super init]) != nil) {
5017         events_ = [NSMutableArray arrayWithCapacity:32];
5018     } return self;
5019 }
5020
5021 - (void) setDelegate:(id)delegate {
5022     delegate_ = delegate;
5023 }
5024
5025 - (void) setPercent:(float)value {
5026     percent_ = value;
5027 }
5028
5029 - (NSNumber *) percent {
5030     return [NSNumber numberWithFloat:percent_];
5031 }
5032
5033 - (void) setCurrent:(float)value {
5034     current_ = value;
5035 }
5036
5037 - (NSNumber *) current {
5038     return [NSNumber numberWithFloat:current_];
5039 }
5040
5041 - (void) setTotal:(float)value {
5042     total_ = value;
5043 }
5044
5045 - (NSNumber *) total {
5046     return [NSNumber numberWithFloat:total_];
5047 }
5048
5049 - (void) setSpeed:(float)value {
5050     speed_ = value;
5051 }
5052
5053 - (NSNumber *) speed {
5054     return [NSNumber numberWithFloat:speed_];
5055 }
5056
5057 - (NSArray *) events {
5058     return events_;
5059 }
5060
5061 - (void) removeAllEvents {
5062     [events_ removeAllObjects];
5063 }
5064
5065 - (void) addEvent:(CydiaProgressEvent *)event {
5066     [events_ addObject:event];
5067 }
5068
5069 - (void) setTitle:(NSString *)text {
5070     title_ = text;
5071 }
5072
5073 - (NSString *) title {
5074     return title_;
5075 }
5076
5077 - (void) setFinish:(NSString *)text {
5078     finish_ = text;
5079 }
5080
5081 - (NSString *) finish {
5082     return (id) finish_ ?: [NSNull null];
5083 }
5084
5085 - (void) setRunning:(bool)running {
5086     running_ = running;
5087 }
5088
5089 - (NSNumber *) running {
5090     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5091 }
5092
5093 @end
5094 /* }}} */
5095 /* Progress Controller {{{ */
5096 @interface ProgressController : CydiaWebViewController <
5097     ProgressDelegate
5098 > {
5099     _transient Database *database_;
5100     _H<CydiaProgressData, 1> progress_;
5101     unsigned cancel_;
5102 }
5103
5104 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5105
5106 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5107
5108 - (void) setTitle:(NSString *)title;
5109 - (void) setCancellable:(bool)cancellable;
5110
5111 @end
5112
5113 @implementation ProgressController
5114
5115 - (void) dealloc {
5116     [database_ setProgressDelegate:nil];
5117     [super dealloc];
5118 }
5119
5120 - (UIBarButtonItem *) leftButton {
5121     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5122         initWithTitle:UCLocalize("CANCEL")
5123         style:UIBarButtonItemStylePlain
5124         target:self
5125         action:@selector(cancel)
5126     ] autorelease] : nil;
5127 }
5128
5129 - (void) updateCancel {
5130     [super applyLeftButton];
5131 }
5132
5133 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5134     if ((self = [super init]) != nil) {
5135         database_ = database;
5136         delegate_ = delegate;
5137
5138         [database_ setProgressDelegate:self];
5139
5140         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5141         [progress_ setDelegate:self];
5142
5143         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5144
5145         [scroller_ setBackgroundColor:[UIColor blackColor]];
5146
5147         [[self navigationItem] setHidesBackButton:YES];
5148
5149         [self updateCancel];
5150     } return self;
5151 }
5152
5153 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5154     [super webView:view didClearWindowObject:window forFrame:frame];
5155     [window setValue:progress_ forKey:@"cydiaProgress"];
5156 }
5157
5158 - (void) updateProgress {
5159     [self dispatchEvent:@"CydiaProgressUpdate"];
5160 }
5161
5162 - (void) viewWillAppear:(BOOL)animated {
5163     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5164     [super viewWillAppear:animated];
5165 }
5166
5167 - (void) close {
5168     UpdateExternalStatus(0);
5169
5170     if (Finish_ > 1)
5171         [delegate_ saveState];
5172
5173     switch (Finish_) {
5174         case 0:
5175             [delegate_ returnToCydia];
5176         break;
5177
5178         case 1:
5179             [delegate_ terminateWithSuccess];
5180             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5181                 [delegate_ suspendWithAnimation:YES];
5182             else
5183                 [delegate_ suspend];*/
5184         break;
5185
5186         case 2:
5187             _trace();
5188             goto reload;
5189
5190         case 3:
5191             _trace();
5192             goto reload;
5193
5194         reload:
5195             system("/usr/bin/sbreload");
5196             _trace();
5197         break;
5198
5199         case 4:
5200             _trace();
5201             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5202                 SBReboot(SBSSpringBoardServerPort());
5203             else
5204                 reboot2(RB_AUTOBOOT);
5205         break;
5206     }
5207
5208     [super close];
5209 }
5210
5211 - (void) setTitle:(NSString *)title {
5212     [progress_ setTitle:title];
5213     [self updateProgress];
5214 }
5215
5216 - (UIBarButtonItem *) rightButton {
5217     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5218         initWithTitle:UCLocalize("CLOSE")
5219         style:UIBarButtonItemStylePlain
5220         target:self
5221         action:@selector(close)
5222     ] autorelease];
5223 }
5224
5225 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5226     UpdateExternalStatus(1);
5227
5228     [progress_ setRunning:true];
5229     [self setTitle:title];
5230     // implicit updateProgress
5231
5232     SHA1SumValue notifyconf; {
5233         FileFd file;
5234         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5235             _error->Discard();
5236         else {
5237             MMap mmap(file, MMap::ReadOnly);
5238             SHA1Summation sha1;
5239             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5240             notifyconf = sha1.Result();
5241         }
5242     }
5243
5244     SHA1SumValue springlist; {
5245         FileFd file;
5246         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5247             _error->Discard();
5248         else {
5249             MMap mmap(file, MMap::ReadOnly);
5250             SHA1Summation sha1;
5251             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5252             springlist = sha1.Result();
5253         }
5254     }
5255
5256     if (invocation != nil) {
5257         [invocation yieldToSelector:@selector(invoke)];
5258         [self setTitle:@"COMPLETE"];
5259     }
5260
5261     if (Finish_ < 4) {
5262         FileFd file;
5263         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5264             _error->Discard();
5265         else {
5266             MMap mmap(file, MMap::ReadOnly);
5267             SHA1Summation sha1;
5268             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5269             if (!(notifyconf == sha1.Result()))
5270                 Finish_ = 4;
5271         }
5272     }
5273
5274     if (Finish_ < 3) {
5275         FileFd file;
5276         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5277             _error->Discard();
5278         else {
5279             MMap mmap(file, MMap::ReadOnly);
5280             SHA1Summation sha1;
5281             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5282             if (!(springlist == sha1.Result()))
5283                 Finish_ = 3;
5284         }
5285     }
5286
5287     if (Finish_ < 2) {
5288         if (RestartSubstrate_)
5289             Finish_ = 2;
5290     }
5291
5292     RestartSubstrate_ = false;
5293
5294     switch (Finish_) {
5295         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5296         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5297         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5298         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5299         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5300     }
5301
5302     _trace();
5303     system("su -c /usr/bin/uicache mobile");
5304     _trace();
5305
5306     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5307
5308     [progress_ setRunning:false];
5309     [self updateProgress];
5310
5311     [self applyRightButton];
5312 }
5313
5314 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5315     [progress_ addEvent:event];
5316     [self updateProgress];
5317 }
5318
5319 - (bool) isProgressCancelled {
5320     return cancel_ == 2;
5321 }
5322
5323 - (void) cancel {
5324     cancel_ = 2;
5325     [self updateCancel];
5326 }
5327
5328 - (void) setCancellable:(bool)cancellable {
5329     unsigned cancel(cancel_);
5330
5331     if (!cancellable)
5332         cancel_ = 0;
5333     else if (cancel_ == 0)
5334         cancel_ = 1;
5335
5336     if (cancel != cancel_)
5337         [self updateCancel];
5338 }
5339
5340 - (void) setProgressCancellable:(NSNumber *)cancellable {
5341     [self setCancellable:[cancellable boolValue]];
5342 }
5343
5344 - (void) setProgressPercent:(NSNumber *)percent {
5345     [progress_ setPercent:[percent floatValue]];
5346     [self updateProgress];
5347 }
5348
5349 - (void) setProgressStatus:(NSDictionary *)status {
5350     if (status == nil) {
5351         [progress_ setCurrent:0];
5352         [progress_ setTotal:0];
5353         [progress_ setSpeed:0];
5354     } else {
5355         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5356
5357         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5358         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5359         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5360     }
5361
5362     [self updateProgress];
5363 }
5364
5365 @end
5366 /* }}} */
5367
5368 /* Package Cell {{{ */
5369 @interface PackageCell : CyteTableViewCell <
5370     CyteTableViewCellDelegate
5371 > {
5372     _H<UIImage> icon_;
5373     _H<NSString> name_;
5374     _H<NSString> description_;
5375     bool commercial_;
5376     _H<NSString> source_;
5377     _H<UIImage> badge_;
5378     _H<UIImage> placard_;
5379     bool summarized_;
5380 }
5381
5382 - (PackageCell *) init;
5383 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5384
5385 - (void) drawContentRect:(CGRect)rect;
5386
5387 @end
5388
5389 @implementation PackageCell
5390
5391 - (PackageCell *) init {
5392     CGRect frame(CGRectMake(0, 0, 320, 74));
5393     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5394         UIView *content([self contentView]);
5395         CGRect bounds([content bounds]);
5396
5397         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5398         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5399         [content addSubview:content_];
5400
5401         [content_ setDelegate:self];
5402         [content_ setOpaque:YES];
5403     } return self;
5404 }
5405
5406 - (NSString *) accessibilityLabel {
5407     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5408 }
5409
5410 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5411     summarized_ = summary;
5412
5413     icon_ = nil;
5414     name_ = nil;
5415     description_ = nil;
5416     source_ = nil;
5417     badge_ = nil;
5418     placard_ = nil;
5419
5420     if (package == nil)
5421         [content_ setBackgroundColor:[UIColor whiteColor]];
5422     else {
5423         [package parse];
5424
5425         Source *source = [package source];
5426
5427         icon_ = [package icon];
5428
5429         if (NSString *name = [package name])
5430             name_ = [NSString stringWithString:name];
5431
5432         NSString *description(nil);
5433
5434         if (description == nil && IsWildcat_)
5435             description = [package longDescription];
5436         if (description == nil)
5437             description = [package shortDescription];
5438
5439         if (description != nil)
5440             description_ = [NSString stringWithString:description];
5441
5442         commercial_ = [package isCommercial];
5443
5444         NSString *label = nil;
5445         bool trusted = false;
5446
5447         if (source != nil) {
5448             label = [source label];
5449             trusted = [source trusted];
5450         } else if ([[package id] isEqualToString:@"firmware"])
5451             label = UCLocalize("APPLE");
5452         else
5453             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5454
5455         NSString *from(label);
5456
5457         NSString *section = [package simpleSection];
5458         if (section != nil && ![section isEqualToString:label]) {
5459             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5460             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5461         }
5462
5463         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5464
5465         if (NSString *purpose = [package primaryPurpose])
5466             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5467
5468         UIColor *color;
5469         NSString *placard;
5470
5471         if (NSString *mode = [package mode]) {
5472             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5473                 color = RemovingColor_;
5474                 //placard = @"removing";
5475             } else {
5476                 color = InstallingColor_;
5477                 //placard = @"installing";
5478             }
5479
5480             // XXX: the removing/installing placards are not @2x
5481             placard = nil;
5482         } else {
5483             color = [UIColor whiteColor];
5484
5485             if ([package installed] != nil)
5486                 placard = @"installed";
5487             else
5488                 placard = nil;
5489         }
5490
5491         [content_ setBackgroundColor:color];
5492
5493         if (placard != nil)
5494             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5495     }
5496
5497     [self setNeedsDisplay];
5498     [content_ setNeedsDisplay];
5499 }
5500
5501 - (void) drawSummaryContentRect:(CGRect)rect {
5502     bool highlighted(highlighted_);
5503     float width([self bounds].size.width);
5504
5505     if (icon_ != nil) {
5506         CGRect rect;
5507         rect.size = [(UIImage *) icon_ size];
5508
5509         rect.size.width /= 4;
5510         rect.size.height /= 4;
5511
5512         rect.origin.x = 14 - rect.size.width / 4;
5513         rect.origin.y = 14 - rect.size.height / 4;
5514
5515         [icon_ drawInRect:rect];
5516     }
5517
5518     if (badge_ != nil) {
5519         CGRect rect;
5520         rect.size = [(UIImage *) badge_ size];
5521
5522         rect.size.width /= 4;
5523         rect.size.height /= 4;
5524
5525         rect.origin.x = 20 - rect.size.width / 4;
5526         rect.origin.y = 20 - rect.size.height / 4;
5527
5528         [badge_ drawInRect:rect];
5529     }
5530
5531     if (highlighted)
5532         UISetColor(White_);
5533
5534     if (!highlighted)
5535         UISetColor(commercial_ ? Purple_ : Black_);
5536     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5537
5538     if (placard_ != nil)
5539         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5540 }
5541
5542 - (void) drawNormalContentRect:(CGRect)rect {
5543     bool highlighted(highlighted_);
5544     float width([self bounds].size.width);
5545
5546     if (icon_ != nil) {
5547         CGRect rect;
5548         rect.size = [(UIImage *) icon_ size];
5549
5550         rect.size.width /= 2;
5551         rect.size.height /= 2;
5552
5553         rect.origin.x = 25 - rect.size.width / 2;
5554         rect.origin.y = 25 - rect.size.height / 2;
5555
5556         [icon_ drawInRect:rect];
5557     }
5558
5559     if (badge_ != nil) {
5560         CGRect rect;
5561         rect.size = [(UIImage *) badge_ size];
5562
5563         rect.size.width /= 2;
5564         rect.size.height /= 2;
5565
5566         rect.origin.x = 36 - rect.size.width / 2;
5567         rect.origin.y = 36 - rect.size.height / 2;
5568
5569         [badge_ drawInRect:rect];
5570     }
5571
5572     if (highlighted)
5573         UISetColor(White_);
5574
5575     if (!highlighted)
5576         UISetColor(commercial_ ? Purple_ : Black_);
5577     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5578     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5579
5580     if (!highlighted)
5581         UISetColor(commercial_ ? Purplish_ : Gray_);
5582     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5583
5584     if (placard_ != nil)
5585         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5586 }
5587
5588 - (void) drawContentRect:(CGRect)rect {
5589     if (summarized_)
5590         [self drawSummaryContentRect:rect];
5591     else
5592         [self drawNormalContentRect:rect];
5593 }
5594
5595 @end
5596 /* }}} */
5597 /* Section Cell {{{ */
5598 @interface SectionCell : CyteTableViewCell <
5599     CyteTableViewCellDelegate
5600 > {
5601     _H<NSString> basic_;
5602     _H<NSString> section_;
5603     _H<NSString> name_;
5604     _H<NSString> count_;
5605     _H<UIImage> icon_;
5606     _H<UISwitch> switch_;
5607     BOOL editing_;
5608 }
5609
5610 - (void) setSection:(Section *)section editing:(BOOL)editing;
5611
5612 @end
5613
5614 @implementation SectionCell
5615
5616 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5617     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5618         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5619         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5620         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5621
5622         UIView *content([self contentView]);
5623         CGRect bounds([content bounds]);
5624
5625         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5626         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5627         [content addSubview:content_];
5628         [content_ setBackgroundColor:[UIColor whiteColor]];
5629
5630         [content_ setDelegate:self];
5631     } return self;
5632 }
5633
5634 - (void) onSwitch:(id)sender {
5635     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5636     if (metadata == nil) {
5637         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5638         [Sections_ setObject:metadata forKey:basic_];
5639     }
5640
5641     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5642     Changed_ = true;
5643 }
5644
5645 - (void) setSection:(Section *)section editing:(BOOL)editing {
5646     if (editing != editing_) {
5647         if (editing_)
5648             [switch_ removeFromSuperview];
5649         else
5650             [self addSubview:switch_];
5651         editing_ = editing;
5652     }
5653
5654     basic_ = nil;
5655     section_ = nil;
5656     name_ = nil;
5657     count_ = nil;
5658
5659     if (section == nil) {
5660         name_ = UCLocalize("ALL_PACKAGES");
5661         count_ = nil;
5662     } else {
5663         basic_ = [section name];
5664         section_ = [section localized];
5665
5666         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5667         count_ = [NSString stringWithFormat:@"%d", [section count]];
5668
5669         if (editing_)
5670             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5671     }
5672
5673     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5674     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5675
5676     [content_ setNeedsDisplay];
5677 }
5678
5679 - (void) setFrame:(CGRect)frame {
5680     [super setFrame:frame];
5681
5682     CGRect rect([switch_ frame]);
5683     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5684 }
5685
5686 - (NSString *) accessibilityLabel {
5687     return name_;
5688 }
5689
5690 - (void) drawContentRect:(CGRect)rect {
5691     bool highlighted(highlighted_ && !editing_);
5692
5693     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5694
5695     if (highlighted)
5696         UISetColor(White_);
5697
5698     float width(rect.size.width);
5699     if (editing_)
5700         width -= 87;
5701
5702     if (!highlighted)
5703         UISetColor(Black_);
5704     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5705
5706     CGSize size = [count_ sizeWithFont:Font14_];
5707
5708     UISetColor(White_);
5709     if (count_ != nil)
5710         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5711 }
5712
5713 @end
5714 /* }}} */
5715
5716 /* File Table {{{ */
5717 @interface FileTable : CyteViewController <
5718     UITableViewDataSource,
5719     UITableViewDelegate
5720 > {
5721     _transient Database *database_;
5722     _H<Package> package_;
5723     _H<NSString> name_;
5724     _H<NSMutableArray> files_;
5725     _H<UITableView, 2> list_;
5726 }
5727
5728 - (id) initWithDatabase:(Database *)database;
5729 - (void) setPackage:(Package *)package;
5730
5731 @end
5732
5733 @implementation FileTable
5734
5735 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5736     return files_ == nil ? 0 : [files_ count];
5737 }
5738
5739 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5740     return 24.0f;
5741 }*/
5742
5743 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5744     static NSString *reuseIdentifier = @"Cell";
5745
5746     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5747     if (cell == nil) {
5748         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5749         [cell setFont:[UIFont systemFontOfSize:16]];
5750     }
5751     [cell setText:[files_ objectAtIndex:indexPath.row]];
5752     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5753
5754     return cell;
5755 }
5756
5757 - (NSURL *) navigationURL {
5758     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5759 }
5760
5761 - (void) loadView {
5762     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5763
5764     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5765     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5766     [list_ setRowHeight:24.0f];
5767     [(UITableView *) list_ setDataSource:self];
5768     [list_ setDelegate:self];
5769     [[self view] addSubview:list_];
5770 }
5771
5772 - (void) viewDidLoad {
5773     [super viewDidLoad];
5774
5775     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5776 }
5777
5778 - (void) releaseSubviews {
5779     list_ = nil;
5780
5781     package_ = nil;
5782     files_ = nil;
5783
5784     [super releaseSubviews];
5785 }
5786
5787 - (id) initWithDatabase:(Database *)database {
5788     if ((self = [super init]) != nil) {
5789         database_ = database;
5790     } return self;
5791 }
5792
5793 - (void) setPackage:(Package *)package {
5794     package_ = nil;
5795     name_ = nil;
5796
5797     files_ = [NSMutableArray arrayWithCapacity:32];
5798
5799     if (package != nil) {
5800         package_ = package;
5801         name_ = [package id];
5802
5803         if (NSArray *files = [package files])
5804             [files_ addObjectsFromArray:files];
5805
5806         if ([files_ count] != 0) {
5807             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5808                 [files_ removeObjectAtIndex:0];
5809             [files_ sortUsingSelector:@selector(compareByPath:)];
5810
5811             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5812             [stack addObject:@"/"];
5813
5814             for (int i(0), e([files_ count]); i != e; ++i) {
5815                 NSString *file = [files_ objectAtIndex:i];
5816                 while (![file hasPrefix:[stack lastObject]])
5817                     [stack removeLastObject];
5818                 NSString *directory = [stack lastObject];
5819                 [stack addObject:[file stringByAppendingString:@"/"]];
5820                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5821                     ([stack count] - 2) * 3, "",
5822                     [file substringFromIndex:[directory length]]
5823                 ]];
5824             }
5825         }
5826     }
5827
5828     [list_ reloadData];
5829 }
5830
5831 - (void) reloadData {
5832     [super reloadData];
5833
5834     [self setPackage:[database_ packageWithName:name_]];
5835 }
5836
5837 @end
5838 /* }}} */
5839 /* Package Controller {{{ */
5840 @interface CYPackageController : CydiaWebViewController <
5841     UIActionSheetDelegate
5842 > {
5843     _transient Database *database_;
5844     _H<Package> package_;
5845     _H<NSString> name_;
5846     bool commercial_;
5847     _H<NSMutableArray> buttons_;
5848     _H<UIBarButtonItem> button_;
5849 }
5850
5851 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5852
5853 @end
5854
5855 @implementation CYPackageController
5856
5857 - (NSURL *) navigationURL {
5858     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5859 }
5860
5861 /* XXX: this is not safe at all... localization of /fail/ */
5862 - (void) _clickButtonWithName:(NSString *)name {
5863     if ([name isEqualToString:UCLocalize("CLEAR")])
5864         [delegate_ clearPackage:package_];
5865     else if ([name isEqualToString:UCLocalize("INSTALL")])
5866         [delegate_ installPackage:package_];
5867     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5868         [delegate_ installPackage:package_];
5869     else if ([name isEqualToString:UCLocalize("REMOVE")])
5870         [delegate_ removePackage:package_];
5871     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5872         [delegate_ installPackage:package_];
5873     else _assert(false);
5874 }
5875
5876 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5877     NSString *context([sheet context]);
5878
5879     if ([context isEqualToString:@"modify"]) {
5880         if (button != [sheet cancelButtonIndex]) {
5881             NSString *buttonName = [buttons_ objectAtIndex:button];
5882             [self _clickButtonWithName:buttonName];
5883         }
5884
5885         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5886     }
5887 }
5888
5889 - (bool) _allowJavaScriptPanel {
5890     return commercial_;
5891 }
5892
5893 #if !AlwaysReload
5894 - (void) _customButtonClicked {
5895     int count([buttons_ count]);
5896     if (count == 0)
5897         return;
5898
5899     if (count == 1)
5900         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5901     else {
5902         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5903         [buttons addObjectsFromArray:buttons_];
5904
5905         UIActionSheet *sheet = [[[UIActionSheet alloc]
5906             initWithTitle:nil
5907             delegate:self
5908             cancelButtonTitle:nil
5909             destructiveButtonTitle:nil
5910             otherButtonTitles:nil
5911         ] autorelease];
5912
5913         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5914         if (!IsWildcat_) {
5915            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5916            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5917         }
5918         [sheet setContext:@"modify"];
5919
5920         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5921     }
5922 }
5923
5924 // We don't want to allow non-commercial packages to do custom things to the install button,
5925 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5926 - (void) customButtonClicked {
5927     if (commercial_)
5928         [super customButtonClicked];
5929     else
5930         [self _customButtonClicked];
5931 }
5932
5933 - (void) reloadButtonClicked {
5934     // Don't reload a commerical package by tapping the loading button,
5935     // but if it's not an Install button, we should forward it on.
5936     if (![package_ uninstalled])
5937         [self _customButtonClicked];
5938 }
5939
5940 - (void) applyLoadingTitle {
5941     // Don't show "Loading" as the title. Ever.
5942 }
5943
5944 - (UIBarButtonItem *) rightButton {
5945     return button_;
5946 }
5947 #endif
5948
5949 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5950     if ((self = [super init]) != nil) {
5951         database_ = database;
5952         buttons_ = [NSMutableArray arrayWithCapacity:4];
5953         name_ = name == nil ? @"" : [NSString stringWithString:name];
5954         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5955     } return self;
5956 }
5957
5958 - (void) reloadData {
5959     [super reloadData];
5960
5961     package_ = [database_ packageWithName:name_];
5962
5963     [buttons_ removeAllObjects];
5964
5965     if (package_ != nil) {
5966         [(Package *) package_ parse];
5967
5968         commercial_ = [package_ isCommercial];
5969
5970         if ([package_ mode] != nil)
5971             [buttons_ addObject:UCLocalize("CLEAR")];
5972         if ([package_ source] == nil);
5973         else if ([package_ upgradableAndEssential:NO])
5974             [buttons_ addObject:UCLocalize("UPGRADE")];
5975         else if ([package_ uninstalled])
5976             [buttons_ addObject:UCLocalize("INSTALL")];
5977         else
5978             [buttons_ addObject:UCLocalize("REINSTALL")];
5979         if (![package_ uninstalled])
5980             [buttons_ addObject:UCLocalize("REMOVE")];
5981     }
5982
5983     NSString *title;
5984     switch ([buttons_ count]) {
5985         case 0: title = nil; break;
5986         case 1: title = [buttons_ objectAtIndex:0]; break;
5987         default: title = UCLocalize("MODIFY"); break;
5988     }
5989
5990     button_ = [[[UIBarButtonItem alloc]
5991         initWithTitle:title
5992         style:UIBarButtonItemStylePlain
5993         target:self
5994         action:@selector(customButtonClicked)
5995     ] autorelease];
5996 }
5997
5998 - (bool) isLoading {
5999     return commercial_ ? [super isLoading] : false;
6000 }
6001
6002 @end
6003 /* }}} */
6004
6005 /* Package List Controller {{{ */
6006 @interface PackageListController : CyteViewController <
6007     UITableViewDataSource,
6008     UITableViewDelegate
6009 > {
6010     _transient Database *database_;
6011     unsigned era_;
6012     _H<NSArray> packages_;
6013     _H<NSMutableArray> sections_;
6014     _H<UITableView, 2> list_;
6015     _H<NSMutableArray> index_;
6016     _H<NSMutableDictionary> indices_;
6017     _H<NSString> title_;
6018     unsigned reloading_;
6019 }
6020
6021 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6022 - (void) setDelegate:(id)delegate;
6023 - (void) resetCursor;
6024 - (void) clearData;
6025
6026 @end
6027
6028 @implementation PackageListController
6029
6030 - (bool) isSummarized {
6031     return false;
6032 }
6033
6034 - (bool) showsSections {
6035     return true;
6036 }
6037
6038 - (void) deselectWithAnimation:(BOOL)animated {
6039     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6040 }
6041
6042 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6043     CGRect base = [[self view] bounds];
6044     base.size.height -= bounds.size.height;
6045     base.origin = [list_ frame].origin;
6046
6047     [UIView beginAnimations:nil context:NULL];
6048     [UIView setAnimationBeginsFromCurrentState:YES];
6049     [UIView setAnimationCurve:curve];
6050     [UIView setAnimationDuration:duration];
6051     [list_ setFrame:base];
6052     [UIView commitAnimations];
6053 }
6054
6055 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6056     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6057 }
6058
6059 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6060     [self resizeForKeyboardBounds:bounds duration:0];
6061 }
6062
6063 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6064     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6065         *curve = UIViewAnimationCurveEaseInOut;
6066     else
6067         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6068
6069     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6070         *duration = 0.3;
6071     else
6072         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6073 }
6074
6075 - (void) keyboardWillShow:(NSNotification *)notification {
6076     CGRect bounds;
6077     CGPoint center;
6078     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6079     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6080
6081     NSTimeInterval duration;
6082     UIViewAnimationCurve curve;
6083     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6084
6085     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);
6086     UIViewController *base = self;
6087     while ([base parentViewController] != nil)
6088         base = [base parentViewController];
6089     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6090     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6091
6092     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6093         intersection.size.height += CYStatusBarHeight();
6094
6095     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6096 }
6097
6098 - (void) keyboardWillHide:(NSNotification *)notification {
6099     NSTimeInterval duration;
6100     UIViewAnimationCurve curve;
6101     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6102
6103     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6104 }
6105
6106 - (void) viewWillAppear:(BOOL)animated {
6107     [super viewWillAppear:animated];
6108
6109     [self resizeForKeyboardBounds:CGRectZero];
6110     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6111     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6112 }
6113
6114 - (void) viewWillDisappear:(BOOL)animated {
6115     [super viewWillDisappear:animated];
6116
6117     [self resizeForKeyboardBounds:CGRectZero];
6118     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6119     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6120 }
6121
6122 - (void) viewDidAppear:(BOOL)animated {
6123     [super viewDidAppear:animated];
6124     [self deselectWithAnimation:animated];
6125 }
6126
6127 - (void) didSelectPackage:(Package *)package {
6128     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6129     [view setDelegate:delegate_];
6130     [[self navigationController] pushViewController:view animated:YES];
6131 }
6132
6133 #if TryIndexedCollation
6134 + (BOOL) hasIndexedCollation {
6135     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6136 }
6137 #endif
6138
6139 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6140     NSInteger count([sections_ count]);
6141     return count == 0 ? 1 : count;
6142 }
6143
6144 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6145     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6146         return nil;
6147     return [[sections_ objectAtIndex:section] name];
6148 }
6149
6150 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6151     if ([sections_ count] == 0)
6152         return 0;
6153     return [[sections_ objectAtIndex:section] count];
6154 }
6155
6156 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6157 @synchronized (database_) {
6158     if ([database_ era] != era_)
6159         return nil;
6160
6161     Section *section([sections_ objectAtIndex:[path section]]);
6162     NSInteger row([path row]);
6163     Package *package([packages_ objectAtIndex:([section row] + row)]);
6164     return [[package retain] autorelease];
6165 } }
6166
6167 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6168     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6169     if (cell == nil)
6170         cell = [[[PackageCell alloc] init] autorelease];
6171
6172     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6173     [cell setPackage:package asSummary:[self isSummarized]];
6174     return cell;
6175 }
6176
6177 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6178     Package *package([self packageAtIndexPath:path]);
6179     package = [database_ packageWithName:[package id]];
6180     [self didSelectPackage:package];
6181 }
6182
6183 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6184     if (![self showsSections])
6185         return nil;
6186
6187     return index_;
6188 }
6189
6190 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6191 #if TryIndexedCollation
6192     if ([[self class] hasIndexedCollation]) {
6193         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6194     }
6195 #endif
6196
6197     return index;
6198 }
6199
6200 - (void) updateHeight {
6201     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6202 }
6203
6204 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6205     if ((self = [super init]) != nil) {
6206         database_ = database;
6207         title_ = [title copy];
6208         [[self navigationItem] setTitle:title_];
6209     } return self;
6210 }
6211
6212 - (void) loadView {
6213     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6214
6215     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6216     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6217     [[self view] addSubview:list_];
6218
6219     // XXX: is 20 the most optimal number here?
6220     [list_ setSectionIndexMinimumDisplayRowCount:20];
6221
6222     [(UITableView *) list_ setDataSource:self];
6223     [list_ setDelegate:self];
6224
6225     [self updateHeight];
6226 }
6227
6228 - (void) releaseSubviews {
6229     list_ = nil;
6230
6231     packages_ = nil;
6232     sections_ = nil;
6233     index_ = nil;
6234     indices_ = nil;
6235
6236     [super releaseSubviews];
6237 }
6238
6239 - (void) setDelegate:(id)delegate {
6240     delegate_ = delegate;
6241 }
6242
6243 - (bool) shouldYield {
6244     return false;
6245 }
6246
6247 - (bool) shouldBlock {
6248     return false;
6249 }
6250
6251 - (NSMutableArray *) _reloadPackages {
6252 @synchronized (database_) {
6253     era_ = [database_ era];
6254     NSArray *packages([database_ packages]);
6255
6256     return [NSMutableArray arrayWithArray:packages];
6257 } }
6258
6259 - (void) _reloadData {
6260     if (reloading_ != 0) {
6261         reloading_ = 2;
6262         return;
6263     }
6264
6265     NSArray *packages;
6266
6267     if ([self shouldYield]) {
6268         do {
6269             UIProgressHUD *hud;
6270
6271             if (![self shouldBlock])
6272                 hud = nil;
6273             else {
6274                 hud = [delegate_ addProgressHUD];
6275                 [hud setText:UCLocalize("LOADING")];
6276             }
6277
6278             reloading_ = 1;
6279             packages = [self yieldToSelector:@selector(_reloadPackages)];
6280
6281             if (hud != nil)
6282                 [delegate_ removeProgressHUD:hud];
6283         } while (reloading_ == 2);
6284
6285         reloading_ = 0;
6286     } else {
6287         packages = [self _reloadPackages];
6288     }
6289
6290     packages_ = packages;
6291
6292     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6293     sections_ = [NSMutableArray arrayWithCapacity:16];
6294
6295     Section *section = nil;
6296
6297 #if TryIndexedCollation
6298     if ([[self class] hasIndexedCollation]) {
6299         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6300
6301         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6302         NSArray *titles = [collation sectionIndexTitles];
6303         int secidx = -1;
6304
6305         _profile(PackageTable$reloadData$Section)
6306             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6307                 Package *package;
6308                 int index;
6309
6310                 _profile(PackageTable$reloadData$Section$Package)
6311                     package = [packages_ objectAtIndex:offset];
6312                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6313                 _end
6314
6315                 while (secidx < index) {
6316                     secidx += 1;
6317
6318                     _profile(PackageTable$reloadData$Section$Allocate)
6319                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6320                     _end
6321
6322                     _profile(PackageTable$reloadData$Section$Add)
6323                         [sections_ addObject:section];
6324                     _end
6325                 }
6326
6327                 [section addToCount];
6328             }
6329         _end
6330     } else
6331 #endif
6332     {
6333         index_ = [NSMutableArray arrayWithCapacity:32];
6334
6335         bool sectioned([self showsSections]);
6336         if (!sectioned) {
6337             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6338             [sections_ addObject:section];
6339         }
6340
6341         _profile(PackageTable$reloadData$Section)
6342             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6343                 Package *package;
6344                 unichar index;
6345
6346                 _profile(PackageTable$reloadData$Section$Package)
6347                     package = [packages_ objectAtIndex:offset];
6348                     index = [package index];
6349                 _end
6350
6351                 if (sectioned && (section == nil || [section index] != index)) {
6352                     _profile(PackageTable$reloadData$Section$Allocate)
6353                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6354                     _end
6355
6356                     [index_ addObject:[section name]];
6357                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6358
6359                     _profile(PackageTable$reloadData$Section$Add)
6360                         [sections_ addObject:section];
6361                     _end
6362                 }
6363
6364                 [section addToCount];
6365             }
6366         _end
6367     }
6368
6369     [self updateHeight];
6370
6371     _profile(PackageTable$reloadData$List)
6372         [(UITableView *) list_ setDataSource:self];
6373         [list_ reloadData];
6374     _end
6375 }
6376
6377 - (void) reloadData {
6378     [super reloadData];
6379
6380     if ([self shouldYield])
6381         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6382     else
6383         [self _reloadData];
6384 }
6385
6386 - (void) resetCursor {
6387     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6388 }
6389
6390 - (void) clearData {
6391     [self updateHeight];
6392
6393     [list_ setDataSource:nil];
6394     [list_ reloadData];
6395
6396     [self resetCursor];
6397 }
6398
6399 @end
6400 /* }}} */
6401 /* Filtered Package List Controller {{{ */
6402 @interface FilteredPackageListController : PackageListController {
6403     SEL filter_;
6404     IMP imp_;
6405     _H<NSObject> object_;
6406 }
6407
6408 - (void) setObject:(id)object;
6409 - (void) setObject:(id)object forFilter:(SEL)filter;
6410
6411 - (SEL) filter;
6412 - (void) setFilter:(SEL)filter;
6413
6414 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6415
6416 @end
6417
6418 @implementation FilteredPackageListController
6419
6420 - (SEL) filter {
6421     return filter_;
6422 }
6423
6424 - (void) setFilter:(SEL)filter {
6425 @synchronized (self) {
6426     filter_ = filter;
6427
6428     /* XXX: this is an unsafe optimization of doomy hell */
6429     Method method(class_getInstanceMethod([Package class], filter));
6430     _assert(method != NULL);
6431     imp_ = method_getImplementation(method);
6432     _assert(imp_ != NULL);
6433 } }
6434
6435 - (void) setObject:(id)object {
6436 @synchronized (self) {
6437     object_ = object;
6438 } }
6439
6440 - (void) setObject:(id)object forFilter:(SEL)filter {
6441 @synchronized (self) {
6442     [self setFilter:filter];
6443     [self setObject:object];
6444 } }
6445
6446 - (NSMutableArray *) _reloadPackages {
6447 @synchronized (database_) {
6448     era_ = [database_ era];
6449     NSArray *packages([database_ packages]);
6450
6451     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6452
6453     IMP imp;
6454     SEL filter;
6455     _H<NSObject> object;
6456
6457     @synchronized (self) {
6458         imp = imp_;
6459         filter = filter_;
6460         object = object_;
6461     }
6462
6463     _profile(PackageTable$reloadData$Filter)
6464         for (Package *package in packages)
6465             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6466                 [filtered addObject:package];
6467     _end
6468
6469     return filtered;
6470 } }
6471
6472 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6473     if ((self = [super initWithDatabase:database title:title]) != nil) {
6474         [self setFilter:filter];
6475         [self setObject:object];
6476     } return self;
6477 }
6478
6479 @end
6480 /* }}} */
6481
6482 /* Home Controller {{{ */
6483 @interface HomeController : CydiaWebViewController {
6484 }
6485
6486 @end
6487
6488 @implementation HomeController
6489
6490 - (id) init {
6491     if ((self = [super init]) != nil) {
6492         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6493         [self reloadData];
6494     } return self;
6495 }
6496
6497 - (NSURL *) navigationURL {
6498     return [NSURL URLWithString:@"cydia://home"];
6499 }
6500
6501 - (void) didReceiveMemoryWarning {
6502 }
6503
6504 - (void) aboutButtonClicked {
6505     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6506
6507     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6508     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6509     [alert setCancelButtonIndex:0];
6510
6511     [alert setMessage:
6512         @"Copyright \u00a9 2008-2011\n"
6513         "SaurikIT, LLC\n"
6514         "\n"
6515         "Jay Freeman (saurik)\n"
6516         "saurik@saurik.com\n"
6517         "http://www.saurik.com/"
6518     ];
6519
6520     [alert show];
6521 }
6522
6523 - (UIBarButtonItem *) leftButton {
6524     return [[[UIBarButtonItem alloc]
6525         initWithTitle:UCLocalize("ABOUT")
6526         style:UIBarButtonItemStylePlain
6527         target:self
6528         action:@selector(aboutButtonClicked)
6529     ] autorelease];
6530 }
6531
6532 @end
6533 /* }}} */
6534 /* Manage Controller {{{ */
6535 @interface ManageController : CydiaWebViewController {
6536 }
6537
6538 - (void) queueStatusDidChange;
6539
6540 @end
6541
6542 @implementation ManageController
6543
6544 - (id) init {
6545     if ((self = [super init]) != nil) {
6546         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6547     } return self;
6548 }
6549
6550 - (NSURL *) navigationURL {
6551     return [NSURL URLWithString:@"cydia://manage"];
6552 }
6553
6554 - (UIBarButtonItem *) leftButton {
6555     return [[[UIBarButtonItem alloc]
6556         initWithTitle:UCLocalize("SETTINGS")
6557         style:UIBarButtonItemStylePlain
6558         target:self
6559         action:@selector(settingsButtonClicked)
6560     ] autorelease];
6561 }
6562
6563 - (void) settingsButtonClicked {
6564     [delegate_ showSettings];
6565 }
6566
6567 - (void) queueButtonClicked {
6568     [delegate_ queue];
6569 }
6570
6571 - (UIBarButtonItem *) customButton {
6572     return Queuing_ ? [[[UIBarButtonItem alloc]
6573         initWithTitle:UCLocalize("QUEUE")
6574         style:UIBarButtonItemStyleDone
6575         target:self
6576         action:@selector(queueButtonClicked)
6577     ] autorelease] : [super customButton];
6578 }
6579
6580 - (void) queueStatusDidChange {
6581     [self applyRightButton];
6582 }
6583
6584 - (bool) isLoading {
6585     return !Queuing_ && [super isLoading];
6586 }
6587
6588 @end
6589 /* }}} */
6590
6591 /* Refresh Bar {{{ */
6592 @interface RefreshBar : UINavigationBar {
6593     _H<UIProgressIndicator> indicator_;
6594     _H<UITextLabel> prompt_;
6595     _H<UIProgressBar> progress_;
6596     _H<UINavigationButton> cancel_;
6597 }
6598
6599 @end
6600
6601 @implementation RefreshBar
6602
6603 - (void) positionViews {
6604     CGRect frame = [cancel_ frame];
6605     frame.size = [cancel_ sizeThatFits:frame.size];
6606     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6607     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6608     [cancel_ setFrame:frame];
6609
6610     CGSize prgsize = {75, 100};
6611     CGRect prgrect = {{
6612         [self frame].size.width - prgsize.width - 10,
6613         ([self frame].size.height - prgsize.height) / 2
6614     } , prgsize};
6615     [progress_ setFrame:prgrect];
6616
6617     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6618     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6619     CGRect indrect = {{indoffset, indoffset}, indsize};
6620     [indicator_ setFrame:indrect];
6621
6622     CGSize prmsize = {215, indsize.height + 4};
6623     CGRect prmrect = {{
6624         indoffset * 2 + indsize.width,
6625         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6626     }, prmsize};
6627     [prompt_ setFrame:prmrect];
6628 }
6629
6630 - (void) setFrame:(CGRect)frame {
6631     [super setFrame:frame];
6632     [self positionViews];
6633 }
6634
6635 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6636     if ((self = [super initWithFrame:frame]) != nil) {
6637         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6638
6639         [self setBarStyle:UIBarStyleBlack];
6640
6641         UIBarStyle barstyle([self _barStyle:NO]);
6642         bool ugly(barstyle == UIBarStyleDefault);
6643
6644         UIProgressIndicatorStyle style = ugly ?
6645             UIProgressIndicatorStyleMediumBrown :
6646             UIProgressIndicatorStyleMediumWhite;
6647
6648         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6649         [(UIProgressIndicator *) indicator_ setStyle:style];
6650         [indicator_ startAnimation];
6651         [self addSubview:indicator_];
6652
6653         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6654         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6655         [prompt_ setBackgroundColor:[UIColor clearColor]];
6656         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6657         [self addSubview:prompt_];
6658
6659         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6660         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6661         [(UIProgressBar *) progress_ setStyle:0];
6662         [self addSubview:progress_];
6663
6664         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6665         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6666         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6667         [cancel_ setBarStyle:barstyle];
6668
6669         [self positionViews];
6670     } return self;
6671 }
6672
6673 - (void) setCancellable:(bool)cancellable {
6674     if (cancellable)
6675         [self addSubview:cancel_];
6676     else
6677         [cancel_ removeFromSuperview];
6678 }
6679
6680 - (void) start {
6681     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6682     [progress_ setProgress:0];
6683 }
6684
6685 - (void) stop {
6686     [self setCancellable:NO];
6687 }
6688
6689 - (void) setPrompt:(NSString *)prompt {
6690     [prompt_ setText:prompt];
6691 }
6692
6693 - (void) setProgress:(float)progress {
6694     [progress_ setProgress:progress];
6695 }
6696
6697 @end
6698 /* }}} */
6699
6700 /* Cydia Navigation Controller Interface {{{ */
6701 @interface UINavigationController (Cydia)
6702
6703 - (NSArray *) navigationURLCollection;
6704 - (void) unloadData;
6705
6706 @end
6707 /* }}} */
6708
6709 /* Cydia Tab Bar Controller {{{ */
6710 @interface CYTabBarController : UITabBarController <
6711     UITabBarControllerDelegate,
6712     ProgressDelegate
6713 > {
6714     _transient Database *database_;
6715     _H<RefreshBar, 1> refreshbar_;
6716
6717     bool dropped_;
6718     bool updating_;
6719     // XXX: ok, "updatedelegate_"?...
6720     _transient NSObject<CydiaDelegate> *updatedelegate_;
6721
6722     _H<UIViewController> remembered_;
6723     _transient UIViewController *transient_;
6724 }
6725
6726 - (NSArray *) navigationURLCollection;
6727 - (void) dropBar:(BOOL)animated;
6728 - (void) beginUpdate;
6729 - (void) raiseBar:(BOOL)animated;
6730 - (BOOL) updating;
6731 - (void) unloadData;
6732
6733 @end
6734
6735 @implementation CYTabBarController
6736
6737 - (void) setUnselectedViewController:(UIViewController *)transient {
6738     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6739     if (transient != nil) {
6740         if (transient_ == nil)
6741             remembered_ = [controllers objectAtIndex:0];
6742         transient_ = transient;
6743         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6744         [controllers replaceObjectAtIndex:0 withObject:transient_];
6745         [self setSelectedIndex:0];
6746         [self setViewControllers:controllers];
6747         [self concealTabBarSelection];
6748     } else if (remembered_ != nil) {
6749         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6750         transient_ = transient;
6751         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6752         remembered_ = nil;
6753         [self setViewControllers:controllers];
6754         [self revealTabBarSelection];
6755     }
6756 }
6757
6758 - (UIViewController *) unselectedViewController {
6759     return transient_;
6760 }
6761
6762 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6763     if ([self unselectedViewController])
6764         [self setUnselectedViewController:nil];
6765 }
6766
6767 - (NSArray *) navigationURLCollection {
6768     NSMutableArray *items([NSMutableArray array]);
6769
6770     // XXX: Should this deal with transient view controllers?
6771     for (id navigation in [self viewControllers]) {
6772         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6773         if (stack != nil)
6774             [items addObject:stack];
6775     }
6776
6777     return items;
6778 }
6779
6780 - (void) unloadData {
6781     [super unloadData];
6782
6783     for (UINavigationController *controller in [self viewControllers])
6784         [controller unloadData];
6785
6786     if (UIViewController *selected = [self selectedViewController])
6787         [selected reloadData];
6788
6789     if (UIViewController *unselected = [self unselectedViewController]) {
6790         [unselected unloadData];
6791         [unselected reloadData];
6792     }
6793 }
6794
6795 - (void) dealloc {
6796     [[NSNotificationCenter defaultCenter] removeObserver:self];
6797
6798     [super dealloc];
6799 }
6800
6801 - (id) initWithDatabase:(Database *)database {
6802     if ((self = [super init]) != nil) {
6803         database_ = database;
6804         [self setDelegate:self];
6805
6806         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6807         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6808
6809         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6810     } return self;
6811 }
6812
6813 - (void) setUpdate:(NSDate *)date {
6814     [self beginUpdate];
6815 }
6816
6817 - (void) beginUpdate {
6818     [(RefreshBar *) refreshbar_ start];
6819     [self dropBar:YES];
6820
6821     [updatedelegate_ retainNetworkActivityIndicator];
6822     updating_ = true;
6823
6824     [NSThread
6825         detachNewThreadSelector:@selector(performUpdate)
6826         toTarget:self
6827         withObject:nil
6828     ];
6829 }
6830
6831 - (void) performUpdate {
6832     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6833
6834     Status status;
6835     status.setDelegate(self);
6836     [database_ updateWithStatus:status];
6837
6838     [self
6839         performSelectorOnMainThread:@selector(completeUpdate)
6840         withObject:nil
6841         waitUntilDone:NO
6842     ];
6843
6844     [pool release];
6845 }
6846
6847 - (void) stopUpdateWithSelector:(SEL)selector {
6848     updating_ = false;
6849     [updatedelegate_ releaseNetworkActivityIndicator];
6850
6851     [self raiseBar:YES];
6852     [refreshbar_ stop];
6853
6854     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6855 }
6856
6857 - (void) completeUpdate {
6858     if (!updating_)
6859         return;
6860     [self stopUpdateWithSelector:@selector(reloadData)];
6861 }
6862
6863 - (void) cancelUpdate {
6864     [self stopUpdateWithSelector:@selector(updateData)];
6865 }
6866
6867 - (void) cancelPressed {
6868     [self cancelUpdate];
6869 }
6870
6871 - (BOOL) updating {
6872     return updating_;
6873 }
6874
6875 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6876     [refreshbar_ setPrompt:[event compoundMessage]];
6877 }
6878
6879 - (bool) isProgressCancelled {
6880     return !updating_;
6881 }
6882
6883 - (void) setProgressCancellable:(NSNumber *)cancellable {
6884     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6885 }
6886
6887 - (void) setProgressPercent:(NSNumber *)percent {
6888     [refreshbar_ setProgress:[percent floatValue]];
6889 }
6890
6891 - (void) setProgressStatus:(NSDictionary *)status {
6892     if (status != nil)
6893         [self setProgressPercent:[status objectForKey:@"Percent"]];
6894 }
6895
6896 - (void) setUpdateDelegate:(id)delegate {
6897     updatedelegate_ = delegate;
6898 }
6899
6900 - (UIView *) transitionView {
6901     if ([self respondsToSelector:@selector(_transitionView)])
6902         return [self _transitionView];
6903     else
6904         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6905 }
6906
6907 - (void) dropBar:(BOOL)animated {
6908     if (dropped_)
6909         return;
6910     dropped_ = true;
6911
6912     UIView *transition([self transitionView]);
6913     [[self view] addSubview:refreshbar_];
6914
6915     CGRect barframe([refreshbar_ frame]);
6916
6917     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6918         barframe.origin.y = CYStatusBarHeight();
6919     else
6920         barframe.origin.y = 0;
6921
6922     [refreshbar_ setFrame:barframe];
6923
6924     if (animated)
6925         [UIView beginAnimations:nil context:NULL];
6926
6927     CGRect viewframe = [transition frame];
6928     viewframe.origin.y += barframe.size.height;
6929     viewframe.size.height -= barframe.size.height;
6930     [transition setFrame:viewframe];
6931
6932     if (animated)
6933         [UIView commitAnimations];
6934
6935     // Ensure bar has the proper width for our view, it might have changed
6936     barframe.size.width = viewframe.size.width;
6937     [refreshbar_ setFrame:barframe];
6938 }
6939
6940 - (void) raiseBar:(BOOL)animated {
6941     if (!dropped_)
6942         return;
6943     dropped_ = false;
6944
6945     UIView *transition([self transitionView]);
6946     [refreshbar_ removeFromSuperview];
6947
6948     CGRect barframe([refreshbar_ frame]);
6949
6950     if (animated)
6951         [UIView beginAnimations:nil context:NULL];
6952
6953     CGRect viewframe = [transition frame];
6954     viewframe.origin.y -= barframe.size.height;
6955     viewframe.size.height += barframe.size.height;
6956     [transition setFrame:viewframe];
6957
6958     if (animated)
6959         [UIView commitAnimations];
6960 }
6961
6962 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6963     bool dropped(dropped_);
6964
6965     if (dropped)
6966         [self raiseBar:NO];
6967
6968     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6969
6970     if (dropped)
6971         [self dropBar:NO];
6972 }
6973
6974 - (void) statusBarFrameChanged:(NSNotification *)notification {
6975     if (dropped_) {
6976         [self raiseBar:NO];
6977         [self dropBar:NO];
6978     }
6979 }
6980
6981 @end
6982 /* }}} */
6983
6984 /* Cydia Navigation Controller Implementation {{{ */
6985 @implementation UINavigationController (Cydia)
6986
6987 - (NSArray *) navigationURLCollection {
6988     NSMutableArray *stack([NSMutableArray array]);
6989
6990     for (CyteViewController *controller in [self viewControllers]) {
6991         NSString *url = [[controller navigationURL] absoluteString];
6992         if (url != nil)
6993             [stack addObject:url];
6994     }
6995
6996     return stack;
6997 }
6998
6999 - (void) reloadData {
7000     [super reloadData];
7001
7002     UIViewController *visible([self visibleViewController]);
7003     if (visible != nil)
7004         [visible reloadData];
7005
7006     // on the iPad, this view controller is ALSO visible. :(
7007     if (IsWildcat_)
7008         if (UIViewController *top = [self topViewController])
7009             if (top != visible)
7010                 [top reloadData];
7011 }
7012
7013 - (void) unloadData {
7014     for (CyteViewController *page in [self viewControllers])
7015         [page unloadData];
7016
7017     [super unloadData];
7018 }
7019
7020 @end
7021 /* }}} */
7022
7023 /* Cydia:// Protocol {{{ */
7024 @interface CydiaURLProtocol : NSURLProtocol {
7025 }
7026
7027 @end
7028
7029 @implementation CydiaURLProtocol
7030
7031 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7032     NSURL *url([request URL]);
7033     if (url == nil)
7034         return NO;
7035
7036     NSString *scheme([[url scheme] lowercaseString]);
7037     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7038         return YES;
7039     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7040         return YES;
7041
7042     return NO;
7043 }
7044
7045 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7046     return request;
7047 }
7048
7049 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7050     id<NSURLProtocolClient> client([self client]);
7051     if (icon == nil)
7052         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7053     else {
7054         NSData *data(UIImagePNGRepresentation(icon));
7055
7056         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7057         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7058         [client URLProtocol:self didLoadData:data];
7059         [client URLProtocolDidFinishLoading:self];
7060     }
7061 }
7062
7063 - (void) startLoading {
7064     id<NSURLProtocolClient> client([self client]);
7065     NSURLRequest *request([self request]);
7066
7067     NSURL *url([request URL]);
7068     NSString *href([url absoluteString]);
7069     NSString *scheme([[url scheme] lowercaseString]);
7070
7071     NSString *path;
7072
7073     if ([scheme isEqualToString:@"cydia"])
7074         path = [href substringFromIndex:8];
7075     else if ([scheme isEqualToString:@"about"])
7076         path = [href substringFromIndex:12];
7077     else _assert(false);
7078
7079     NSRange slash([path rangeOfString:@"/"]);
7080
7081     NSString *command;
7082     if (slash.location == NSNotFound) {
7083         command = path;
7084         path = nil;
7085     } else {
7086         command = [path substringToIndex:slash.location];
7087         path = [path substringFromIndex:(slash.location + 1)];
7088     }
7089
7090     Database *database([Database sharedInstance]);
7091
7092     if ([command isEqualToString:@"package-icon"]) {
7093         if (path == nil)
7094             goto fail;
7095         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7096         Package *package([database packageWithName:path]);
7097         if (package == nil)
7098             goto fail;
7099         [package parse];
7100         UIImage *icon([package icon]);
7101         [self _returnPNGWithImage:icon forRequest:request];
7102     } else if ([command isEqualToString:@"source-icon"]) {
7103         if (path == nil)
7104             goto fail;
7105         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7106         NSString *source(Simplify(path));
7107         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7108         if (icon == nil)
7109             icon = [UIImage applicationImageNamed:@"unknown.png"];
7110         [self _returnPNGWithImage:icon forRequest:request];
7111     } else if ([command isEqualToString:@"uikit-image"]) {
7112         if (path == nil)
7113             goto fail;
7114         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7115         UIImage *icon(_UIImageWithName(path));
7116         [self _returnPNGWithImage:icon forRequest:request];
7117     } else if ([command isEqualToString:@"section-icon"]) {
7118         if (path == nil)
7119             goto fail;
7120         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7121         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7122         if (icon == nil)
7123             icon = [UIImage applicationImageNamed:@"unknown.png"];
7124         [self _returnPNGWithImage:icon forRequest:request];
7125     } else fail: {
7126         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7127     }
7128 }
7129
7130 - (void) stopLoading {
7131 }
7132
7133 @end
7134 /* }}} */
7135
7136 /* Section Controller {{{ */
7137 @interface SectionController : FilteredPackageListController {
7138     _H<NSString> section_;
7139 }
7140
7141 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7142
7143 @end
7144
7145 @implementation SectionController
7146
7147 - (NSURL *) navigationURL {
7148     NSString *name = section_;
7149     if (name == nil)
7150         name = @"all";
7151
7152     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7153 }
7154
7155 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7156     NSString *title;
7157     if (name == nil)
7158         title = UCLocalize("ALL_PACKAGES");
7159     else if (![name isEqual:@""])
7160         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7161     else
7162         title = UCLocalize("NO_SECTION");
7163
7164     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7165         section_ = name;
7166     } return self;
7167 }
7168
7169 @end
7170 /* }}} */
7171 /* Sections Controller {{{ */
7172 @interface SectionsController : CyteViewController <
7173     UITableViewDataSource,
7174     UITableViewDelegate
7175 > {
7176     _transient Database *database_;
7177     _H<NSMutableArray> sections_;
7178     _H<NSMutableArray> filtered_;
7179     _H<UITableView, 2> list_;
7180 }
7181
7182 - (id) initWithDatabase:(Database *)database;
7183 - (void) editButtonClicked;
7184
7185 @end
7186
7187 @implementation SectionsController
7188
7189 - (NSURL *) navigationURL {
7190     return [NSURL URLWithString:@"cydia://sections"];
7191 }
7192
7193 - (void) updateNavigationItem {
7194     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7195     if ([sections_ count] == 0) {
7196         [[self navigationItem] setRightBarButtonItem:nil];
7197     } else {
7198         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7199             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7200             target:self
7201             action:@selector(editButtonClicked)
7202         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7203     }
7204 }
7205
7206 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7207     [super setEditing:editing animated:animated];
7208
7209     if (editing)
7210         [list_ reloadData];
7211     else
7212         [delegate_ updateData];
7213
7214     [self updateNavigationItem];
7215 }
7216
7217 - (void) viewDidAppear:(BOOL)animated {
7218     [super viewDidAppear:animated];
7219     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7220 }
7221
7222 - (void) viewWillDisappear:(BOOL)animated {
7223     [super viewWillDisappear:animated];
7224     if ([self isEditing]) [self setEditing:NO];
7225 }
7226
7227 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7228     Section *section = nil;
7229     int index = [indexPath row];
7230     if (![self isEditing]) {
7231         index -= 1;
7232         if (index >= 0)
7233             section = [filtered_ objectAtIndex:index];
7234     } else {
7235         section = [sections_ objectAtIndex:index];
7236     }
7237     return section;
7238 }
7239
7240 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7241     if ([self isEditing])
7242         return [sections_ count];
7243     else
7244         return [filtered_ count] + 1;
7245 }
7246
7247 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7248     return 45.0f;
7249 }*/
7250
7251 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7252     static NSString *reuseIdentifier = @"SectionCell";
7253
7254     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7255     if (cell == nil)
7256         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7257
7258     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7259
7260     return cell;
7261 }
7262
7263 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7264     if ([self isEditing])
7265         return;
7266
7267     Section *section = [self sectionAtIndexPath:indexPath];
7268
7269     SectionController *controller = [[[SectionController alloc]
7270         initWithDatabase:database_
7271         section:[section name]
7272     ] autorelease];
7273     [controller setDelegate:delegate_];
7274
7275     [[self navigationController] pushViewController:controller animated:YES];
7276 }
7277
7278 - (void) loadView {
7279     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7280
7281     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7282     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7283     [list_ setRowHeight:45.0f];
7284     [(UITableView *) list_ setDataSource:self];
7285     [list_ setDelegate:self];
7286     [[self view] addSubview:list_];
7287 }
7288
7289 - (void) viewDidLoad {
7290     [super viewDidLoad];
7291
7292     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7293 }
7294
7295 - (void) releaseSubviews {
7296     list_ = nil;
7297
7298     sections_ = nil;
7299     filtered_ = nil;
7300
7301     [super releaseSubviews];
7302 }
7303
7304 - (id) initWithDatabase:(Database *)database {
7305     if ((self = [super init]) != nil) {
7306         database_ = database;
7307     } return self;
7308 }
7309
7310 - (void) reloadData {
7311     [super reloadData];
7312
7313     NSArray *packages = [database_ packages];
7314
7315     sections_ = [NSMutableArray arrayWithCapacity:16];
7316     filtered_ = [NSMutableArray arrayWithCapacity:16];
7317
7318     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7319
7320     _trace();
7321     for (Package *package in packages) {
7322         NSString *name([package section]);
7323         NSString *key(name == nil ? @"" : name);
7324
7325         Section *section;
7326
7327         _profile(SectionsView$reloadData$Section)
7328             section = [sections objectForKey:key];
7329             if (section == nil) {
7330                 _profile(SectionsView$reloadData$Section$Allocate)
7331                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7332                     [sections setObject:section forKey:key];
7333                 _end
7334             }
7335         _end
7336
7337         [section addToCount];
7338
7339         _profile(SectionsView$reloadData$Filter)
7340             if (![package valid] || ![package visible])
7341                 continue;
7342         _end
7343
7344         [section addToRow];
7345     }
7346     _trace();
7347
7348     [sections_ addObjectsFromArray:[sections allValues]];
7349
7350     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7351
7352     for (Section *section in (id) sections_) {
7353         size_t count([section row]);
7354         if (count == 0)
7355             continue;
7356
7357         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7358         [section setCount:count];
7359         [filtered_ addObject:section];
7360     }
7361
7362     [self updateNavigationItem];
7363     [list_ reloadData];
7364     _trace();
7365 }
7366
7367 - (void) editButtonClicked {
7368     [self setEditing:![self isEditing] animated:YES];
7369 }
7370
7371 @end
7372 /* }}} */
7373
7374 /* Changes Controller {{{ */
7375 @interface ChangesController : CyteViewController <
7376     UITableViewDataSource,
7377     UITableViewDelegate
7378 > {
7379     _transient Database *database_;
7380     unsigned era_;
7381     _H<NSArray> packages_;
7382     _H<NSMutableArray> sections_;
7383     _H<UITableView, 2> list_;
7384     unsigned upgrades_;
7385 }
7386
7387 - (id) initWithDatabase:(Database *)database;
7388
7389 @end
7390
7391 @implementation ChangesController
7392
7393 - (NSURL *) navigationURL {
7394     return [NSURL URLWithString:@"cydia://changes"];
7395 }
7396
7397 - (void) viewDidAppear:(BOOL)animated {
7398     [super viewDidAppear:animated];
7399     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7400 }
7401
7402 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7403     NSInteger count([sections_ count]);
7404     return count == 0 ? 1 : count;
7405 }
7406
7407 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7408     if ([sections_ count] == 0)
7409         return nil;
7410     return [[sections_ objectAtIndex:section] name];
7411 }
7412
7413 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7414     if ([sections_ count] == 0)
7415         return 0;
7416     return [[sections_ objectAtIndex:section] count];
7417 }
7418
7419 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7420 @synchronized (database_) {
7421     if ([database_ era] != era_)
7422         return nil;
7423
7424     NSUInteger sectionIndex([path section]);
7425     if (sectionIndex >= [sections_ count])
7426         return nil;
7427     Section *section([sections_ objectAtIndex:sectionIndex]);
7428     NSInteger row([path row]);
7429     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7430 } }
7431
7432 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7433     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7434     if (cell == nil)
7435         cell = [[[PackageCell alloc] init] autorelease];
7436
7437     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7438     [cell setPackage:package asSummary:false];
7439     return cell;
7440 }
7441
7442 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7443     Package *package([self packageAtIndexPath:path]);
7444     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7445     [view setDelegate:delegate_];
7446     [[self navigationController] pushViewController:view animated:YES];
7447     return path;
7448 }
7449
7450 - (void) refreshButtonClicked {
7451     [delegate_ beginUpdate];
7452     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7453 }
7454
7455 - (void) upgradeButtonClicked {
7456     [delegate_ distUpgrade];
7457     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7458 }
7459
7460 - (void) loadView {
7461     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7462
7463     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7464     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7465     [list_ setRowHeight:73];
7466     [(UITableView *) list_ setDataSource:self];
7467     [list_ setDelegate:self];
7468     [[self view] addSubview:list_];
7469 }
7470
7471 - (void) viewDidLoad {
7472     [super viewDidLoad];
7473
7474     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7475 }
7476
7477 - (void) releaseSubviews {
7478     list_ = nil;
7479
7480     packages_ = nil;
7481     sections_ = nil;
7482
7483     [super releaseSubviews];
7484 }
7485
7486 - (id) initWithDatabase:(Database *)database {
7487     if ((self = [super init]) != nil) {
7488         database_ = database;
7489     } return self;
7490 }
7491
7492 - (NSMutableArray *) _reloadPackages {
7493 @synchronized (database_) {
7494     era_ = [database_ era];
7495     NSArray *packages([database_ packages]);
7496
7497     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7498
7499     _trace();
7500     _profile(ChangesController$_reloadPackages$Filter)
7501         for (Package *package in packages)
7502             if ([package upgradableAndEssential:YES] || [package visible])
7503                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7504     _end
7505     _trace();
7506     _profile(ChangesController$_reloadPackages$radixSort)
7507         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7508     _end
7509     _trace();
7510
7511     return filtered;
7512 } }
7513
7514 - (void) _reloadData {
7515     NSArray *packages;
7516
7517   reload:
7518     if (true) {
7519         UIProgressHUD *hud([delegate_ addProgressHUD]);
7520         [hud setText:UCLocalize("LOADING")];
7521         //NSLog(@"HUD:%@::%@", delegate_, hud);
7522         packages = [self yieldToSelector:@selector(_reloadPackages)];
7523         [delegate_ removeProgressHUD:hud];
7524     } else {
7525         packages = [self _reloadPackages];
7526     }
7527
7528 @synchronized (database_) {
7529     if (era_ != [database_ era])
7530         goto reload;
7531
7532     packages_ = packages;
7533     sections_ = [NSMutableArray arrayWithCapacity:16];
7534
7535     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7536     Section *ignored = nil;
7537     Section *section = nil;
7538     time_t last = 0;
7539
7540     upgrades_ = 0;
7541     bool unseens = false;
7542
7543     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7544
7545     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7546         Package *package = [packages_ objectAtIndex:offset];
7547
7548         BOOL uae = [package upgradableAndEssential:YES];
7549
7550         if (!uae) {
7551             unseens = true;
7552             time_t seen([package seen]);
7553
7554             if (section == nil || last != seen) {
7555                 last = seen;
7556
7557                 NSString *name;
7558                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7559                 [name autorelease];
7560
7561                 _profile(ChangesController$reloadData$Allocate)
7562                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7563                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7564                     [sections_ addObject:section];
7565                 _end
7566             }
7567
7568             [section addToCount];
7569         } else if ([package ignored]) {
7570             if (ignored == nil) {
7571                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7572             }
7573             [ignored addToCount];
7574         } else {
7575             ++upgrades_;
7576             [upgradable addToCount];
7577         }
7578     }
7579     _trace();
7580
7581     CFRelease(formatter);
7582
7583     if (unseens) {
7584         Section *last = [sections_ lastObject];
7585         size_t count = [last count];
7586         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7587         [sections_ removeLastObject];
7588     }
7589
7590     if ([ignored count] != 0)
7591         [sections_ insertObject:ignored atIndex:0];
7592     if (upgrades_ != 0)
7593         [sections_ insertObject:upgradable atIndex:0];
7594
7595     [list_ reloadData];
7596
7597     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7598         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7599         style:UIBarButtonItemStylePlain
7600         target:self
7601         action:@selector(upgradeButtonClicked)
7602     ] autorelease]) animated:YES];
7603
7604     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7605         initWithTitle:UCLocalize("REFRESH")
7606         style:UIBarButtonItemStylePlain
7607         target:self
7608         action:@selector(refreshButtonClicked)
7609     ] autorelease]) animated:YES];
7610
7611     PrintTimes();
7612 } }
7613
7614 - (void) reloadData {
7615     [super reloadData];
7616     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7617 }
7618
7619 @end
7620 /* }}} */
7621 /* Search Controller {{{ */
7622 @interface SearchController : FilteredPackageListController <
7623     UISearchBarDelegate
7624 > {
7625     _H<UISearchBar, 1> search_;
7626     BOOL searchloaded_;
7627 }
7628
7629 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7630 - (void) reloadData;
7631
7632 @end
7633
7634 @implementation SearchController
7635
7636 - (NSURL *) navigationURL {
7637     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7638         return [NSURL URLWithString:@"cydia://search"];
7639     else
7640         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7641 }
7642
7643 - (void) useSearch {
7644     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7645     [self clearData];
7646     [self reloadData];
7647 }
7648
7649 - (void) viewWillAppear:(BOOL)animated {
7650     [super viewWillAppear:animated];
7651
7652     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7653         [self useSearch];
7654 }
7655
7656 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7657     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7658     [self clearData];
7659     [self reloadData];
7660 }
7661
7662 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7663     [search_ resignFirstResponder];
7664     [self useSearch];
7665 }
7666
7667 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7668     [search_ setText:@""];
7669     [self searchBarButtonClicked:searchBar];
7670 }
7671
7672 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7673     [self searchBarButtonClicked:searchBar];
7674 }
7675
7676 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7677     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7678     [self reloadData];
7679 }
7680
7681 - (bool) shouldYield {
7682     return YES;
7683 }
7684
7685 - (bool) shouldBlock {
7686     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7687 }
7688
7689 - (bool) isSummarized {
7690     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7691 }
7692
7693 - (bool) showsSections {
7694     return false;
7695 }
7696
7697 - (NSMutableArray *) _reloadPackages {
7698     NSMutableArray *packages([super _reloadPackages]);
7699     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7700         [packages radixSortUsingSelector:@selector(rank)];
7701     return packages;
7702 }
7703
7704 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7705     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7706         search_ = [[[UISearchBar alloc] init] autorelease];
7707         [search_ setDelegate:self];
7708
7709         if (query != nil)
7710             [search_ setText:query];
7711     } return self;
7712 }
7713
7714 - (void) viewDidAppear:(BOOL)animated {
7715     [super viewDidAppear:animated];
7716
7717     if (!searchloaded_) {
7718         searchloaded_ = YES;
7719         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7720         [search_ layoutSubviews];
7721         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7722
7723         UITextField *textField;
7724         if ([search_ respondsToSelector:@selector(searchField)])
7725             textField = [search_ searchField];
7726         else
7727             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7728
7729         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7730         [textField setEnablesReturnKeyAutomatically:NO];
7731         [[self navigationItem] setTitleView:textField];
7732     }
7733 }
7734
7735 - (void) reloadData {
7736     id object([search_ text]);
7737     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7738         object = [object componentsSeparatedByString:@" "];
7739
7740     [self setObject:object];
7741     [self resetCursor];
7742
7743     [super reloadData];
7744 }
7745
7746 - (void) didSelectPackage:(Package *)package {
7747     [search_ resignFirstResponder];
7748     [super didSelectPackage:package];
7749 }
7750
7751 @end
7752 /* }}} */
7753 /* Package Settings Controller {{{ */
7754 @interface PackageSettingsController : CyteViewController <
7755     UITableViewDataSource,
7756     UITableViewDelegate
7757 > {
7758     _transient Database *database_;
7759     _H<NSString> name_;
7760     _H<Package> package_;
7761     _H<UITableView, 2> table_;
7762     _H<UISwitch> subscribedSwitch_;
7763     _H<UISwitch> ignoredSwitch_;
7764     _H<UITableViewCell> subscribedCell_;
7765     _H<UITableViewCell> ignoredCell_;
7766 }
7767
7768 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7769
7770 @end
7771
7772 @implementation PackageSettingsController
7773
7774 - (NSURL *) navigationURL {
7775     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7776 }
7777
7778 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7779     if (package_ == nil)
7780         return 0;
7781
7782     if ([package_ installed] == nil)
7783         return 1;
7784     else
7785         return 2;
7786 }
7787
7788 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7789     if (package_ == nil)
7790         return 0;
7791
7792     // both sections contain just one item right now.
7793     return 1;
7794 }
7795
7796 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7797     return nil;
7798 }
7799
7800 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7801     if (section == 0)
7802         return UCLocalize("SHOW_ALL_CHANGES_EX");
7803     else
7804         return UCLocalize("IGNORE_UPGRADES_EX");
7805 }
7806
7807 - (void) onSubscribed:(id)control {
7808     bool value([control isOn]);
7809     if (package_ == nil)
7810         return;
7811     if ([package_ setSubscribed:value])
7812         [delegate_ updateData];
7813 }
7814
7815 - (void) _updateIgnored {
7816     const char *package([name_ UTF8String]);
7817     bool on([ignoredSwitch_ isOn]);
7818
7819     pid_t pid(ExecFork());
7820     if (pid == 0) {
7821         FILE *dpkg(popen("dpkg --set-selections", "w"));
7822         fwrite(package, strlen(package), 1, dpkg);
7823
7824         if (on)
7825             fwrite(" hold\n", 6, 1, dpkg);
7826         else
7827             fwrite(" install\n", 9, 1, dpkg);
7828
7829         pclose(dpkg);
7830
7831         exit(0);
7832         _assert(false);
7833     }
7834
7835     _forever {
7836         int status;
7837         int result(waitpid(pid, &status, 0));
7838
7839         if (result != -1) {
7840             _assert(result == pid);
7841             break;
7842         }
7843     }
7844 }
7845
7846 - (void) onIgnored:(id)control {
7847     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7848     [invocation setTarget:self];
7849     [invocation setSelector:@selector(_updateIgnored)];
7850
7851     [delegate_ reloadDataWithInvocation:invocation];
7852 }
7853
7854 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7855     if (package_ == nil)
7856         return nil;
7857
7858     switch ([indexPath section]) {
7859         case 0: return subscribedCell_;
7860         case 1: return ignoredCell_;
7861
7862         _nodefault
7863     }
7864
7865     return nil;
7866 }
7867
7868 - (void) loadView {
7869     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7870
7871     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7872     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7873     [(UITableView *) table_ setDataSource:self];
7874     [table_ setDelegate:self];
7875     [[self view] addSubview:table_];
7876
7877     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7878     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7879     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7880
7881     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7882     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7883     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7884
7885     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7886     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7887     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7888     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7889
7890     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7891     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7892     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7893     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7894 }
7895
7896 - (void) viewDidLoad {
7897     [super viewDidLoad];
7898
7899     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7900 }
7901
7902 - (void) releaseSubviews {
7903     ignoredCell_ = nil;
7904     subscribedCell_ = nil;
7905     table_ = nil;
7906     ignoredSwitch_ = nil;
7907     subscribedSwitch_ = nil;
7908
7909     [super releaseSubviews];
7910 }
7911
7912 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7913     if ((self = [super init]) != nil) {
7914         database_ = database;
7915         name_ = package;
7916     } return self;
7917 }
7918
7919 - (void) reloadData {
7920     [super reloadData];
7921
7922     package_ = [database_ packageWithName:name_];
7923
7924     if (package_ != nil) {
7925         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7926         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7927     } // XXX: what now, G?
7928
7929     [table_ reloadData];
7930 }
7931
7932 @end
7933 /* }}} */
7934
7935 /* Installed Controller {{{ */
7936 @interface InstalledController : FilteredPackageListController {
7937     BOOL expert_;
7938 }
7939
7940 - (id) initWithDatabase:(Database *)database;
7941
7942 - (void) updateRoleButton;
7943 - (void) queueStatusDidChange;
7944
7945 @end
7946
7947 @implementation InstalledController
7948
7949 - (NSURL *) navigationURL {
7950     return [NSURL URLWithString:@"cydia://installed"];
7951 }
7952
7953 - (id) initWithDatabase:(Database *)database {
7954     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7955         [self updateRoleButton];
7956         [self queueStatusDidChange];
7957     } return self;
7958 }
7959
7960 #if !AlwaysReload
7961 - (void) queueButtonClicked {
7962     [delegate_ queue];
7963 }
7964 #endif
7965
7966 - (void) queueStatusDidChange {
7967 #if !AlwaysReload
7968     if (IsWildcat_) {
7969         if (Queuing_) {
7970             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7971                 initWithTitle:UCLocalize("QUEUE")
7972                 style:UIBarButtonItemStyleDone
7973                 target:self
7974                 action:@selector(queueButtonClicked)
7975             ] autorelease]];
7976         } else {
7977             [[self navigationItem] setLeftBarButtonItem:nil];
7978         }
7979     }
7980 #endif
7981 }
7982
7983 - (void) updateRoleButton {
7984     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7985         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7986             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7987             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7988             target:self
7989             action:@selector(roleButtonClicked)
7990         ] autorelease]];
7991 }
7992
7993 - (void) roleButtonClicked {
7994     [self setObject:[NSNumber numberWithBool:expert_]];
7995     [self reloadData];
7996     expert_ = !expert_;
7997
7998     [self updateRoleButton];
7999 }
8000
8001 @end
8002 /* }}} */
8003
8004 /* Source Cell {{{ */
8005 @interface SourceCell : CyteTableViewCell <
8006     CyteTableViewCellDelegate
8007 > {
8008     _H<UIImage> icon_;
8009     _H<NSString> origin_;
8010     _H<NSString> label_;
8011 }
8012
8013 - (void) setSource:(Source *)source;
8014
8015 @end
8016
8017 @implementation SourceCell
8018
8019 - (void) _setImage:(UIImage *)image {
8020     icon_ = image;
8021     [content_ setNeedsDisplay];
8022 }
8023
8024 - (void) _setSource:(Source *)source {
8025     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8026
8027     if (NSString *base = [source base])
8028         if ([base length] != 0) {
8029             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
8030
8031             if (NSData *data = [NSURLConnection
8032                 sendSynchronousRequest:[NSURLRequest
8033                     requestWithURL:url
8034                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
8035                     //timeoutInterval:5
8036                 ]
8037
8038                 returningResponse:NULL
8039                 error:NULL
8040             ])
8041                 if (UIImage *image = [UIImage imageWithData:data])
8042                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8043         }
8044
8045     [pool release];
8046 }
8047
8048 - (void) setSource:(Source *)source {
8049     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8050
8051     origin_ = [source name];
8052     label_ = [source uri];
8053
8054     [content_ setNeedsDisplay];
8055
8056     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
8057 }
8058
8059 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8060     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8061         UIView *content([self contentView]);
8062         CGRect bounds([content bounds]);
8063
8064         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8065         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8066         [content_ setBackgroundColor:[UIColor whiteColor]];
8067         [content addSubview:content_];
8068
8069         [content_ setDelegate:self];
8070         [content_ setOpaque:YES];
8071
8072         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8073     } return self;
8074 }
8075
8076 - (NSString *) accessibilityLabel {
8077     return label_;
8078 }
8079
8080 - (void) drawContentRect:(CGRect)rect {
8081     bool highlighted(highlighted_);
8082     float width(rect.size.width);
8083
8084     if (icon_ != nil)
8085         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8086
8087     if (highlighted)
8088         UISetColor(White_);
8089
8090     if (!highlighted)
8091         UISetColor(Black_);
8092     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8093
8094     if (!highlighted)
8095         UISetColor(Blue_);
8096     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8097 }
8098
8099 @end
8100 /* }}} */
8101 /* Source Controller {{{ */
8102 @interface SourceController : FilteredPackageListController {
8103     _transient Source *source_;
8104     _H<NSString> key_;
8105 }
8106
8107 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8108
8109 @end
8110
8111 @implementation SourceController
8112
8113 - (NSURL *) navigationURL {
8114     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8115 }
8116
8117 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8118     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8119         source_ = source;
8120         key_ = [source key];
8121     } return self;
8122 }
8123
8124 - (void) reloadData {
8125     source_ = [database_ sourceWithKey:key_];
8126     key_ = [source_ key];
8127     [self setObject:source_];
8128
8129     [[self navigationItem] setTitle:[source_ label]];
8130
8131     [super reloadData];
8132 }
8133
8134 @end
8135 /* }}} */
8136 /* Sources Controller {{{ */
8137 @interface SourcesController : CyteViewController <
8138     UITableViewDataSource,
8139     UITableViewDelegate
8140 > {
8141     _transient Database *database_;
8142     _H<UITableView, 2> list_;
8143     _H<NSMutableArray> sources_;
8144     int offset_;
8145
8146     _H<NSString> href_;
8147     _H<UIProgressHUD> hud_;
8148     _H<NSError> error_;
8149
8150     //NSURLConnection *installer_;
8151     NSURLConnection *trivial_;
8152     NSURLConnection *trivial_bz2_;
8153     NSURLConnection *trivial_gz_;
8154     //NSURLConnection *automatic_;
8155
8156     BOOL cydia_;
8157 }
8158
8159 - (id) initWithDatabase:(Database *)database;
8160 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8161
8162 @end
8163
8164 @implementation SourcesController
8165
8166 - (void) _releaseConnection:(NSURLConnection *)connection {
8167     if (connection != nil) {
8168         [connection cancel];
8169         //[connection setDelegate:nil];
8170         [connection release];
8171     }
8172 }
8173
8174 - (void) dealloc {
8175     //[self _releaseConnection:installer_];
8176     [self _releaseConnection:trivial_];
8177     [self _releaseConnection:trivial_gz_];
8178     [self _releaseConnection:trivial_bz2_];
8179     //[self _releaseConnection:automatic_];
8180
8181     [super dealloc];
8182 }
8183
8184 - (NSURL *) navigationURL {
8185     return [NSURL URLWithString:@"cydia://sources"];
8186 }
8187
8188 - (void) viewDidAppear:(BOOL)animated {
8189     [super viewDidAppear:animated];
8190     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8191 }
8192
8193 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8194     return offset_ == 0 ? 1 : 2;
8195 }
8196
8197 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8198     switch (section + (offset_ == 0 ? 1 : 0)) {
8199         case 0: return UCLocalize("ENTERED_BY_USER");
8200         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8201
8202         _nodefault
8203     }
8204 }
8205
8206 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8207     int count = [sources_ count];
8208     switch (section) {
8209         case 0: return (offset_ == 0 ? count : offset_);
8210         case 1: return count - offset_;
8211
8212         _nodefault
8213     }
8214 }
8215
8216 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8217     unsigned idx = 0;
8218     switch (indexPath.section) {
8219         case 0: idx = indexPath.row; break;
8220         case 1: idx = indexPath.row + offset_; break;
8221
8222         _nodefault
8223     }
8224     return [sources_ objectAtIndex:idx];
8225 }
8226
8227 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8228     static NSString *cellIdentifier = @"SourceCell";
8229
8230     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8231     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8232     [cell setSource:[self sourceAtIndexPath:indexPath]];
8233     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8234
8235     return cell;
8236 }
8237
8238 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8239     Source *source = [self sourceAtIndexPath:indexPath];
8240
8241     SourceController *controller = [[[SourceController alloc]
8242         initWithDatabase:database_
8243         source:source
8244     ] autorelease];
8245
8246     [controller setDelegate:delegate_];
8247
8248     [[self navigationController] pushViewController:controller animated:YES];
8249 }
8250
8251 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8252     Source *source = [self sourceAtIndexPath:indexPath];
8253     return [source record] != nil;
8254 }
8255
8256 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8257     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8258         Source *source = [self sourceAtIndexPath:indexPath];
8259         [Sources_ removeObjectForKey:[source key]];
8260         [delegate_ syncData];
8261     }
8262 }
8263
8264 - (void) complete {
8265     [delegate_ addTrivialSource:href_];
8266     [delegate_ syncData];
8267 }
8268
8269 - (NSString *) getWarning {
8270     NSString *href(href_);
8271     NSRange colon([href rangeOfString:@"://"]);
8272     if (colon.location != NSNotFound)
8273         href = [href substringFromIndex:(colon.location + 3)];
8274     href = [href stringByAddingPercentEscapes];
8275     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8276     href = [href stringByCachingURLWithCurrentCDN];
8277
8278     NSURL *url([NSURL URLWithString:href]);
8279
8280     NSStringEncoding encoding;
8281     NSError *error(nil);
8282
8283     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8284         return [warning length] == 0 ? nil : warning;
8285     return nil;
8286 }
8287
8288 - (void) _endConnection:(NSURLConnection *)connection {
8289     // XXX: the memory management in this method is horribly awkward
8290
8291     NSURLConnection **field = NULL;
8292     if (connection == trivial_)
8293         field = &trivial_;
8294     else if (connection == trivial_bz2_)
8295         field = &trivial_bz2_;
8296     else if (connection == trivial_gz_)
8297         field = &trivial_gz_;
8298     _assert(field != NULL);
8299     [connection release];
8300     *field = nil;
8301
8302     if (
8303         trivial_ == nil &&
8304         trivial_bz2_ == nil &&
8305         trivial_gz_ == nil
8306     ) {
8307         [delegate_ releaseNetworkActivityIndicator];
8308
8309         [delegate_ removeProgressHUD:hud_];
8310         hud_ = nil;
8311
8312         bool defer(false);
8313
8314         if (cydia_) {
8315             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8316                 defer = true;
8317
8318                 UIAlertView *alert = [[[UIAlertView alloc]
8319                     initWithTitle:UCLocalize("SOURCE_WARNING")
8320                     message:warning
8321                     delegate:self
8322                     cancelButtonTitle:UCLocalize("CANCEL")
8323                     otherButtonTitles:
8324                         UCLocalize("ADD_ANYWAY"),
8325                     nil
8326                 ] autorelease];
8327
8328                 [alert setContext:@"warning"];
8329                 [alert setNumberOfRows:1];
8330                 [alert show];
8331             } else
8332                 [self complete];
8333         } else if (error_ != nil) {
8334             UIAlertView *alert = [[[UIAlertView alloc]
8335                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8336                 message:[error_ localizedDescription]
8337                 delegate:self
8338                 cancelButtonTitle:UCLocalize("OK")
8339                 otherButtonTitles:nil
8340             ] autorelease];
8341
8342             [alert setContext:@"urlerror"];
8343             [alert show];
8344         } else {
8345             UIAlertView *alert = [[[UIAlertView alloc]
8346                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8347                 message:UCLocalize("NOT_REPOSITORY_EX")
8348                 delegate:self
8349                 cancelButtonTitle:UCLocalize("OK")
8350                 otherButtonTitles:nil
8351             ] autorelease];
8352
8353             [alert setContext:@"trivial"];
8354             [alert show];
8355         }
8356
8357         href_ = nil;
8358         error_ = nil;
8359     }
8360 }
8361
8362 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8363     switch ([response statusCode]) {
8364         case 200:
8365             cydia_ = YES;
8366     }
8367 }
8368
8369 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8370     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8371     error_ = error;
8372     [self _endConnection:connection];
8373 }
8374
8375 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8376     [self _endConnection:connection];
8377 }
8378
8379 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8380     NSURL *url([NSURL URLWithString:href]);
8381
8382     NSMutableURLRequest *request = [NSMutableURLRequest
8383         requestWithURL:url
8384         cachePolicy:NSURLRequestUseProtocolCachePolicy
8385         timeoutInterval:120.0
8386     ];
8387
8388     [request setHTTPMethod:method];
8389
8390     if (Machine_ != NULL)
8391         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8392
8393     if ([url isCydiaSecure]) {
8394         if (UniqueID_ != nil)
8395             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8396     }
8397
8398     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8399 }
8400
8401 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8402     NSString *context([alert context]);
8403
8404     if ([context isEqualToString:@"source"]) {
8405         switch (button) {
8406             case 1: {
8407                 NSString *href = [[alert textField] text];
8408
8409                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8410
8411                 if (![href hasSuffix:@"/"])
8412                     href_ = [href stringByAppendingString:@"/"];
8413                 else
8414                     href_ = href;
8415
8416                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8417                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8418                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8419                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8420
8421                 cydia_ = false;
8422
8423                 // XXX: this is stupid
8424                 hud_ = [delegate_ addProgressHUD];
8425                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8426                 [delegate_ retainNetworkActivityIndicator];
8427             } break;
8428
8429             case 0:
8430             break;
8431
8432             _nodefault
8433         }
8434
8435         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8436     } else if ([context isEqualToString:@"trivial"])
8437         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8438     else if ([context isEqualToString:@"urlerror"])
8439         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8440     else if ([context isEqualToString:@"warning"]) {
8441         switch (button) {
8442             case 1:
8443                 [self complete];
8444             break;
8445
8446             case 0:
8447             break;
8448
8449             _nodefault
8450         }
8451
8452         href_ = nil;
8453
8454         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8455     }
8456 }
8457
8458 - (void) loadView {
8459     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8460
8461     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8462     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8463     [list_ setRowHeight:53];
8464     [(UITableView *) list_ setDataSource:self];
8465     [list_ setDelegate:self];
8466     [[self view] addSubview:list_];
8467 }
8468
8469 - (void) viewDidLoad {
8470     [super viewDidLoad];
8471
8472     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8473     [self updateButtonsForEditingStatus:NO animated:NO];
8474 }
8475
8476 - (void) releaseSubviews {
8477     list_ = nil;
8478
8479     sources_ = nil;
8480
8481     [super releaseSubviews];
8482 }
8483
8484 - (id) initWithDatabase:(Database *)database {
8485     if ((self = [super init]) != nil) {
8486         database_ = database;
8487     } return self;
8488 }
8489
8490 - (void) reloadData {
8491     [super reloadData];
8492
8493     pkgSourceList list;
8494     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8495         return;
8496
8497     sources_ = [NSMutableArray arrayWithCapacity:16];
8498     [sources_ addObjectsFromArray:[database_ sources]];
8499     _trace();
8500     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8501     _trace();
8502
8503     int count([sources_ count]);
8504     offset_ = 0;
8505     for (int i = 0; i != count; i++) {
8506         if ([[sources_ objectAtIndex:i] record] == nil)
8507             break;
8508         offset_++;
8509     }
8510
8511     [list_ setEditing:NO];
8512     [self updateButtonsForEditingStatus:NO animated:NO];
8513     [list_ reloadData];
8514 }
8515
8516 - (void) showAddSourcePrompt {
8517     UIAlertView *alert = [[[UIAlertView alloc]
8518         initWithTitle:UCLocalize("ENTER_APT_URL")
8519         message:nil
8520         delegate:self
8521         cancelButtonTitle:UCLocalize("CANCEL")
8522         otherButtonTitles:
8523             UCLocalize("ADD_SOURCE"),
8524         nil
8525     ] autorelease];
8526
8527     [alert setContext:@"source"];
8528
8529     [alert setNumberOfRows:1];
8530     [alert addTextFieldWithValue:@"http://" label:@""];
8531
8532     UITextInputTraits *traits = [[alert textField] textInputTraits];
8533     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8534     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8535     [traits setKeyboardType:UIKeyboardTypeURL];
8536     // XXX: UIReturnKeyDone
8537     [traits setReturnKeyType:UIReturnKeyNext];
8538
8539     [alert show];
8540 }
8541
8542 - (void) addButtonClicked {
8543     [self showAddSourcePrompt];
8544 }
8545
8546 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8547     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8548         initWithTitle:UCLocalize("ADD")
8549         style:UIBarButtonItemStylePlain
8550         target:self
8551         action:@selector(addButtonClicked)
8552     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8553
8554     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8555         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8556         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8557         target:self
8558         action:@selector(editButtonClicked)
8559     ] autorelease] animated:animated];
8560
8561     if (IsWildcat_ && !editing)
8562         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8563             initWithTitle:UCLocalize("SETTINGS")
8564             style:UIBarButtonItemStylePlain
8565             target:self
8566             action:@selector(settingsButtonClicked)
8567         ] autorelease]];
8568 }
8569
8570 - (void) settingsButtonClicked {
8571     [delegate_ showSettings];
8572 }
8573
8574 - (void) editButtonClicked {
8575     [list_ setEditing:![list_ isEditing] animated:YES];
8576
8577     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8578 }
8579
8580 @end
8581 /* }}} */
8582
8583 /* Settings Controller {{{ */
8584 @interface SettingsController : CyteViewController <
8585     UITableViewDataSource,
8586     UITableViewDelegate
8587 > {
8588     _transient Database *database_;
8589     // XXX: ok, "roledelegate_"?...
8590     _transient id roledelegate_;
8591     _H<UITableView, 2> table_;
8592     _H<UISegmentedControl> segment_;
8593     _H<UIView> container_;
8594 }
8595
8596 - (void) showDoneButton;
8597 - (void) resizeSegmentedControl;
8598
8599 @end
8600
8601 @implementation SettingsController
8602
8603 - (void) loadView {
8604     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8605
8606     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8607     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8608     [table_ setDelegate:self];
8609     [(UITableView *) table_ setDataSource:self];
8610     [[self view] addSubview:table_];
8611
8612     NSArray *items = [NSArray arrayWithObjects:
8613         UCLocalize("USER"),
8614         UCLocalize("HACKER"),
8615         UCLocalize("DEVELOPER"),
8616     nil];
8617     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8618     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8619     [container_ addSubview:segment_];
8620 }
8621
8622 - (void) viewDidLoad {
8623     [super viewDidLoad];
8624
8625     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8626
8627     int index = -1;
8628     if ([Role_ isEqualToString:@"User"]) index = 0;
8629     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8630     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8631     if (index != -1) {
8632         [segment_ setSelectedSegmentIndex:index];
8633         [self showDoneButton];
8634     }
8635
8636     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8637     [self resizeSegmentedControl];
8638 }
8639
8640 - (void) releaseSubviews {
8641     table_ = nil;
8642     segment_ = nil;
8643     container_ = nil;
8644
8645     [super releaseSubviews];
8646 }
8647
8648 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8649     if ((self = [super init]) != nil) {
8650         database_ = database;
8651         roledelegate_ = delegate;
8652     } return self;
8653 }
8654
8655 - (void) resizeSegmentedControl {
8656     CGFloat width = [[self view] frame].size.width;
8657     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8658 }
8659
8660 - (void) viewWillAppear:(BOOL)animated {
8661     [super viewWillAppear:animated];
8662
8663     [self resizeSegmentedControl];
8664 }
8665
8666 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8667     [self resizeSegmentedControl];
8668 }
8669
8670 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8671     [self resizeSegmentedControl];
8672 }
8673
8674 - (void) save {
8675     NSString *role(nil);
8676
8677     switch ([segment_ selectedSegmentIndex]) {
8678         case 0: role = @"User"; break;
8679         case 1: role = @"Hacker"; break;
8680         case 2: role = @"Developer"; break;
8681
8682         _nodefault
8683     }
8684
8685     if (![role isEqualToString:Role_]) {
8686         bool rolling(Role_ == nil);
8687         Role_ = role;
8688
8689         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8690             Role_, @"Role",
8691         nil];
8692
8693         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8694         Changed_ = true;
8695
8696         if (rolling)
8697             [roledelegate_ loadData];
8698         else
8699             [roledelegate_ updateData];
8700     }
8701 }
8702
8703 - (void) segmentChanged:(UISegmentedControl *)control {
8704     [self showDoneButton];
8705 }
8706
8707 - (void) saveAndClose {
8708     [self save];
8709
8710     [[self navigationItem] setRightBarButtonItem:nil];
8711     [[self navigationController] dismissModalViewControllerAnimated:YES];
8712 }
8713
8714 - (void) doneButtonClicked {
8715     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8716     [spinner startAnimating];
8717     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8718     [[self navigationItem] setRightBarButtonItem:spinItem];
8719
8720     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8721 }
8722
8723 - (void) showDoneButton {
8724     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8725         initWithTitle:UCLocalize("DONE")
8726         style:UIBarButtonItemStyleDone
8727         target:self
8728         action:@selector(doneButtonClicked)
8729     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8730 }
8731
8732 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8733     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8734     return 6;
8735 }
8736
8737 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8738     return 0; // :(
8739 }
8740
8741 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8742     return nil; // This method is required by the protocol.
8743 }
8744
8745 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8746     if (section == 1)
8747         return UCLocalize("ROLE_EX");
8748     if (section == 4)
8749         return [NSString stringWithFormat:
8750             @"%@: %@\n%@: %@\n%@: %@",
8751             UCLocalize("USER"), UCLocalize("USER_EX"),
8752             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8753             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8754         ];
8755     else return nil;
8756 }
8757
8758 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8759     return section == 3 ? 44.0f : 0;
8760 }
8761
8762 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8763     return section == 3 ? container_ : nil;
8764 }
8765
8766 - (void) reloadData {
8767     [super reloadData];
8768
8769     [table_ reloadData];
8770 }
8771
8772 @end
8773 /* }}} */
8774 /* Stash Controller {{{ */
8775 @interface StashController : CyteViewController {
8776     _H<UIActivityIndicatorView> spinner_;
8777     _H<UILabel> status_;
8778     _H<UILabel> caption_;
8779 }
8780
8781 @end
8782
8783 @implementation StashController
8784
8785 - (void) loadView {
8786     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8787     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8788
8789     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8790     CGRect spinrect = [spinner_ frame];
8791     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8792     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8793     [spinner_ setFrame:spinrect];
8794     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8795     [[self view] addSubview:spinner_];
8796     [spinner_ startAnimating];
8797
8798     CGRect captrect;
8799     captrect.size.width = [[self view] frame].size.width;
8800     captrect.size.height = 40.0f;
8801     captrect.origin.x = 0;
8802     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8803     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8804     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8805     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8806     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8807     [caption_ setTextColor:[UIColor whiteColor]];
8808     [caption_ setBackgroundColor:[UIColor clearColor]];
8809     [caption_ setShadowColor:[UIColor blackColor]];
8810     [caption_ setTextAlignment:UITextAlignmentCenter];
8811     [[self view] addSubview:caption_];
8812
8813     CGRect statusrect;
8814     statusrect.size.width = [[self view] frame].size.width;
8815     statusrect.size.height = 30.0f;
8816     statusrect.origin.x = 0;
8817     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8818     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8819     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8820     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8821     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8822     [status_ setTextColor:[UIColor whiteColor]];
8823     [status_ setBackgroundColor:[UIColor clearColor]];
8824     [status_ setShadowColor:[UIColor blackColor]];
8825     [status_ setTextAlignment:UITextAlignmentCenter];
8826     [[self view] addSubview:status_];
8827 }
8828
8829 - (void) releaseSubviews {
8830     spinner_ = nil;
8831     status_ = nil;
8832     caption_ = nil;
8833
8834     [super releaseSubviews];
8835 }
8836
8837 @end
8838 /* }}} */
8839
8840 @interface CYURLCache : SDURLCache {
8841 }
8842
8843 @end
8844
8845 @implementation CYURLCache
8846
8847 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8848 #if !ForRelease
8849     if (false);
8850     else if ([event isEqualToString:@"no-cache"])
8851         event = @"!!!";
8852     else if ([event isEqualToString:@"store"])
8853         event = @">>>";
8854     else if ([event isEqualToString:@"invalid"])
8855         event = @"???";
8856     else if ([event isEqualToString:@"memory"])
8857         event = @"mem";
8858     else if ([event isEqualToString:@"disk"])
8859         event = @"ssd";
8860     else if ([event isEqualToString:@"miss"])
8861         event = @"---";
8862
8863     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8864 #endif
8865 }
8866
8867 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8868     if (NSURLResponse *response = [cached response])
8869         if (NSString *mime = [response MIMEType])
8870             if ([mime isEqualToString:@"text/cache-manifest"]) {
8871                 NSURL *url([response URL]);
8872
8873 #if !ForRelease
8874                 NSLog(@"###: %@", [url absoluteString]);
8875 #endif
8876
8877                 @synchronized (HostConfig_) {
8878                     [CachedURLs_ addObject:url];
8879                 }
8880             }
8881
8882     [super storeCachedResponse:cached forRequest:request];
8883 }
8884
8885 @end
8886
8887 @interface Cydia : UIApplication <
8888     ConfirmationControllerDelegate,
8889     DatabaseDelegate,
8890     CydiaDelegate,
8891     UINavigationControllerDelegate,
8892     UITabBarControllerDelegate
8893 > {
8894     _H<UIWindow> window_;
8895     _H<CYTabBarController> tabbar_;
8896     _H<CydiaLoadingViewController> emulated_;
8897
8898     _H<NSMutableArray> essential_;
8899     _H<NSMutableArray> broken_;
8900
8901     Database *database_;
8902
8903     _H<NSURL> starturl_;
8904
8905     unsigned locked_;
8906     unsigned activity_;
8907
8908     _H<StashController> stash_;
8909
8910     bool loaded_;
8911 }
8912
8913 - (void) loadData;
8914
8915 @end
8916
8917 @implementation Cydia
8918
8919 - (void) beginUpdate {
8920     [tabbar_ beginUpdate];
8921 }
8922
8923 - (BOOL) updating {
8924     return [tabbar_ updating];
8925 }
8926
8927 - (void) _loaded {
8928     if ([broken_ count] != 0) {
8929         int count = [broken_ count];
8930
8931         UIAlertView *alert = [[[UIAlertView alloc]
8932             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8933             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8934             delegate:self
8935             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8936             otherButtonTitles:
8937                 UCLocalize("TEMPORARY_IGNORE"),
8938             nil
8939         ] autorelease];
8940
8941         [alert setContext:@"fixhalf"];
8942         [alert setNumberOfRows:2];
8943         [alert show];
8944     } else if (!Ignored_ && [essential_ count] != 0) {
8945         int count = [essential_ count];
8946
8947         UIAlertView *alert = [[[UIAlertView alloc]
8948             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8949             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8950             delegate:self
8951             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8952             otherButtonTitles:
8953                 UCLocalize("UPGRADE_ESSENTIAL"),
8954                 UCLocalize("COMPLETE_UPGRADE"),
8955             nil
8956         ] autorelease];
8957
8958         [alert setContext:@"upgrade"];
8959         [alert show];
8960     }
8961 }
8962
8963 - (void) returnToCydia {
8964     [self _loaded];
8965 }
8966
8967 - (void) _saveConfig {
8968     _trace();
8969     MetaFile_.Sync();
8970     _trace();
8971
8972     if (Changed_) {
8973         NSString *error(nil);
8974
8975         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8976             _trace();
8977             NSError *error(nil);
8978             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8979                 NSLog(@"failure to save metadata data: %@", error);
8980             _trace();
8981
8982             Changed_ = false;
8983         } else {
8984             NSLog(@"failure to serialize metadata: %@", error);
8985         }
8986     }
8987
8988     WriteSources();
8989 }
8990
8991 // Navigation controller for the queuing badge.
8992 - (UINavigationController *) queueNavigationController {
8993     NSArray *controllers = [tabbar_ viewControllers];
8994     return [controllers objectAtIndex:3];
8995 }
8996
8997 - (void) unloadData {
8998     [tabbar_ unloadData];
8999 }
9000
9001 - (void) _updateData {
9002     [self _saveConfig];
9003     [self unloadData];
9004
9005     UINavigationController *navigation = [self queueNavigationController];
9006
9007     id queuedelegate = nil;
9008     if ([[navigation viewControllers] count] > 0)
9009         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9010
9011     [queuedelegate queueStatusDidChange];
9012     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9013 }
9014
9015 - (void) _refreshIfPossible:(NSDate *)update {
9016     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9017
9018     bool recently = false;
9019     if (update != nil) {
9020         NSTimeInterval interval([update timeIntervalSinceNow]);
9021         if (interval <= 0 && interval > -(15*60))
9022             recently = true;
9023     }
9024
9025     // Don't automatic refresh if:
9026     //  - We already refreshed recently.
9027     //  - We already auto-refreshed this launch.
9028     //  - Auto-refresh is disabled.
9029     if (recently || loaded_ || ManualRefresh) {
9030         // If we are cancelling, we need to make sure it knows it's already loaded.
9031         loaded_ = true;
9032
9033         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9034     } else {
9035         // We are going to load, so remember that.
9036         loaded_ = true;
9037
9038         SCNetworkReachabilityFlags flags; {
9039             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9040             SCNetworkReachabilityGetFlags(reachability, &flags);
9041             CFRelease(reachability);
9042         }
9043
9044         // XXX: this elaborate mess is what Apple is using to determine this? :(
9045         // XXX: do we care if the user has to intervene? maybe that's ok?
9046         bool reachable(
9047             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9048                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9049                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9050                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9051                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9052                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9053             )
9054         );
9055
9056         // If we can reach the server, auto-refresh!
9057         if (reachable)
9058             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9059     }
9060
9061     [pool release];
9062 }
9063
9064 - (void) refreshIfPossible {
9065     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9066 }
9067
9068 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9069 @synchronized (self) {
9070     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9071     [hud setText:UCLocalize("RELOADING_DATA")];
9072
9073     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9074
9075     if (hud != nil)
9076         [self removeProgressHUD:hud];
9077
9078     size_t changes(0);
9079
9080     [essential_ removeAllObjects];
9081     [broken_ removeAllObjects];
9082
9083     NSArray *packages([database_ packages]);
9084     for (Package *package in packages) {
9085         if ([package half])
9086             [broken_ addObject:package];
9087         if ([package upgradableAndEssential:NO]) {
9088             if ([package essential])
9089                 [essential_ addObject:package];
9090             ++changes;
9091         }
9092     }
9093
9094     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9095     if (changes != 0) {
9096         _trace();
9097         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9098         [changesItem setBadgeValue:badge];
9099         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9100         [self setApplicationIconBadgeNumber:changes];
9101     } else {
9102         _trace();
9103         [changesItem setBadgeValue:nil];
9104         [changesItem setAnimatedBadge:NO];
9105         [self setApplicationIconBadgeNumber:0];
9106     }
9107
9108     [self _updateData];
9109 } }
9110
9111 - (void) updateData {
9112     [self _updateData];
9113 }
9114
9115 - (void) update_ {
9116     [database_ update];
9117     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9118 }
9119
9120 - (void) disemulate {
9121     if (emulated_ == nil)
9122         return;
9123
9124     [window_ addSubview:[tabbar_ view]];
9125     [[emulated_ view] removeFromSuperview];
9126     emulated_ = nil;
9127     [window_ setUserInteractionEnabled:YES];
9128 }
9129
9130 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9131     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9132     if (IsWildcat_)
9133         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9134
9135     UIViewController *parent;
9136     if (emulated_ == nil)
9137         parent = tabbar_;
9138     else if (!force)
9139         parent = emulated_;
9140     else {
9141         [self disemulate];
9142         parent = tabbar_;
9143     }
9144
9145     [parent presentModalViewController:navigation animated:YES];
9146 }
9147
9148 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9149     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9150
9151     if (navigation != nil)
9152         [navigation pushViewController:progress animated:YES];
9153     else
9154         [self presentModalViewController:progress force:YES];
9155
9156     [progress invoke:invocation withTitle:title];
9157     return progress;
9158 }
9159
9160 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9161     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9162 }
9163
9164 - (void) repairWithInvocation:(NSInvocation *)invocation {
9165     _trace();
9166     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9167     _trace();
9168 }
9169
9170 - (void) repairWithSelector:(SEL)selector {
9171     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9172 }
9173
9174 - (void) reloadData {
9175     [self reloadDataWithInvocation:nil];
9176     if ([database_ progressDelegate] == nil)
9177         [self _loaded];
9178 }
9179
9180 - (void) syncData {
9181     [self _saveConfig];
9182     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9183 }
9184
9185 - (void) addSource:(NSDictionary *) source {
9186     AddSource(source);
9187 }
9188
9189 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9190     AddSource(href, distribution, sections);
9191 }
9192
9193 - (void) addTrivialSource:(NSString *)href {
9194     AddSource(href, @"./");
9195 }
9196
9197 - (void) updateValues {
9198     Changed_ = true;
9199 }
9200
9201 - (void) resolve {
9202     pkgProblemResolver *resolver = [database_ resolver];
9203
9204     resolver->InstallProtect();
9205     if (!resolver->Resolve(true))
9206         _error->Discard();
9207 }
9208
9209 - (bool) perform {
9210     // XXX: this is a really crappy way of doing this.
9211     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9212     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9213     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9214     if ([tabbar_ updating])
9215         [tabbar_ cancelUpdate];
9216
9217     if (![database_ prepare])
9218         return false;
9219
9220     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9221     [page setDelegate:self];
9222     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9223
9224     if (IsWildcat_)
9225         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9226     [tabbar_ presentModalViewController:confirm_ animated:YES];
9227
9228     return true;
9229 }
9230
9231 - (void) queue {
9232     @synchronized (self) {
9233         [self perform];
9234     }
9235 }
9236
9237 - (void) clearPackage:(Package *)package {
9238     @synchronized (self) {
9239         [package clear];
9240         [self resolve];
9241         [self perform];
9242     }
9243 }
9244
9245 - (void) installPackages:(NSArray *)packages {
9246     @synchronized (self) {
9247         for (Package *package in packages)
9248             [package install];
9249         [self resolve];
9250         [self perform];
9251     }
9252 }
9253
9254 - (void) installPackage:(Package *)package {
9255     @synchronized (self) {
9256         [package install];
9257         [self resolve];
9258         [self perform];
9259     }
9260 }
9261
9262 - (void) removePackage:(Package *)package {
9263     @synchronized (self) {
9264         [package remove];
9265         [self resolve];
9266         [self perform];
9267     }
9268 }
9269
9270 - (void) distUpgrade {
9271     @synchronized (self) {
9272         if (![database_ upgrade])
9273             return;
9274         [self perform];
9275     }
9276 }
9277
9278 - (void) perform_ {
9279     [database_ perform];
9280     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9281 }
9282
9283 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9284     Queuing_ = false;
9285     ++locked_;
9286     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9287     --locked_;
9288     [self refreshIfPossible];
9289 }
9290
9291 - (void) showSettings {
9292     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9293 }
9294
9295 - (void) retainNetworkActivityIndicator {
9296     if (activity_++ == 0)
9297         [self setNetworkActivityIndicatorVisible:YES];
9298
9299 #if TraceLogging
9300     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9301 #endif
9302 }
9303
9304 - (void) releaseNetworkActivityIndicator {
9305     if (--activity_ == 0)
9306         [self setNetworkActivityIndicatorVisible:NO];
9307
9308 #if TraceLogging
9309     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9310 #endif
9311
9312 }
9313
9314 - (void) cancelAndClear:(bool)clear {
9315     @synchronized (self) {
9316         if (clear) {
9317             [database_ clear];
9318             Queuing_ = false;
9319         } else {
9320             Queuing_ = true;
9321         }
9322
9323         [self _updateData];
9324     }
9325 }
9326
9327 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9328     NSString *context([alert context]);
9329
9330     if ([context isEqualToString:@"conffile"]) {
9331         FILE *input = [database_ input];
9332         if (button == [alert cancelButtonIndex])
9333             fprintf(input, "N\n");
9334         else if (button == [alert firstOtherButtonIndex])
9335             fprintf(input, "Y\n");
9336         fflush(input);
9337
9338         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9339     } else if ([context isEqualToString:@"fixhalf"]) {
9340         if (button == [alert cancelButtonIndex]) {
9341             @synchronized (self) {
9342                 for (Package *broken in (id) broken_) {
9343                     [broken remove];
9344
9345                     NSString *id = [broken id];
9346                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9347                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9348                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9349                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9350                 }
9351
9352                 [self resolve];
9353                 [self perform];
9354             }
9355         } else if (button == [alert firstOtherButtonIndex]) {
9356             [broken_ removeAllObjects];
9357             [self _loaded];
9358         }
9359
9360         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9361     } else if ([context isEqualToString:@"upgrade"]) {
9362         if (button == [alert firstOtherButtonIndex]) {
9363             @synchronized (self) {
9364                 for (Package *essential in (id) essential_)
9365                     [essential install];
9366
9367                 [self resolve];
9368                 [self perform];
9369             }
9370         } else if (button == [alert firstOtherButtonIndex] + 1) {
9371             [self distUpgrade];
9372         } else if (button == [alert cancelButtonIndex]) {
9373             Ignored_ = YES;
9374         }
9375
9376         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9377     }
9378 }
9379
9380 - (void) system:(NSString *)command {
9381     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9382
9383     _trace();
9384     system([command UTF8String]);
9385     _trace();
9386
9387     [pool release];
9388 }
9389
9390 - (void) applicationWillSuspend {
9391     [database_ clean];
9392     [super applicationWillSuspend];
9393 }
9394
9395 - (BOOL) isSafeToSuspend {
9396     if (locked_ != 0) {
9397 #if !ForRelease
9398         NSLog(@"isSafeToSuspend: locked_ != 0");
9399 #endif
9400         return false;
9401     }
9402
9403     // Use external process status API internally.
9404     // This is probably a really bad idea.
9405     // XXX: what is the point of this? does this solve anything at all?
9406     uint64_t status = 0;
9407     int notify_token;
9408     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9409         notify_get_state(notify_token, &status);
9410         notify_cancel(notify_token);
9411     }
9412
9413     if (status != 0) {
9414 #if !ForRelease
9415         NSLog(@"isSafeToSuspend: status != 0");
9416 #endif
9417         return false;
9418     }
9419
9420 #if !ForRelease
9421     NSLog(@"isSafeToSuspend: -> true");
9422 #endif
9423     return true;
9424 }
9425
9426 - (void) applicationSuspend:(__GSEvent *)event {
9427     if ([self isSafeToSuspend])
9428         [super applicationSuspend:event];
9429 }
9430
9431 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9432     if ([self isSafeToSuspend])
9433         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9434 }
9435
9436 - (void) _setSuspended:(BOOL)value {
9437     if ([self isSafeToSuspend])
9438         [super _setSuspended:value];
9439 }
9440
9441 - (UIProgressHUD *) addProgressHUD {
9442     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9443     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9444
9445     [window_ setUserInteractionEnabled:NO];
9446
9447     UIViewController *target(tabbar_);
9448     if (UIViewController *modal = [target modalViewController])
9449         target = modal;
9450
9451     UIView *view([target view]);
9452     [view addSubview:hud];
9453
9454     [hud showInView:[tabbar_ view]];
9455
9456     ++locked_;
9457     return hud;
9458 }
9459
9460 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9461     --locked_;
9462     [hud hide];
9463     [hud removeFromSuperview];
9464     [window_ setUserInteractionEnabled:YES];
9465 }
9466
9467 - (CyteViewController *) pageForPackage:(NSString *)name {
9468     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9469 }
9470
9471 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9472     NSString *scheme([[url scheme] lowercaseString]);
9473     if ([[url absoluteString] length] <= [scheme length] + 3)
9474         return nil;
9475     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9476     NSArray *components([path pathComponents]);
9477
9478     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9479         return [self pageForPackage:[components objectAtIndex:1]];
9480
9481     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9482         return nil;
9483
9484     NSString *base([components objectAtIndex:0]);
9485
9486     CyteViewController *controller = nil;
9487
9488     if ([base isEqualToString:@"url"]) {
9489         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9490         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9491         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9492     } else if (!external && [components count] == 1) {
9493         if ([base isEqualToString:@"manage"]) {
9494             controller = [[[ManageController alloc] init] autorelease];
9495         }
9496
9497         if ([base isEqualToString:@"sources"]) {
9498             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9499         }
9500
9501         if ([base isEqualToString:@"home"]) {
9502             controller = [[[HomeController alloc] init] autorelease];
9503         }
9504
9505         if ([base isEqualToString:@"sections"]) {
9506             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9507         }
9508
9509         if ([base isEqualToString:@"search"]) {
9510             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9511         }
9512
9513         if ([base isEqualToString:@"changes"]) {
9514             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9515         }
9516
9517         if ([base isEqualToString:@"installed"]) {
9518             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9519         }
9520     } else if ([components count] == 2) {
9521         NSString *argument = [components objectAtIndex:1];
9522
9523         if ([base isEqualToString:@"package"]) {
9524             controller = [self pageForPackage:argument];
9525         }
9526
9527         if (!external && [base isEqualToString:@"search"]) {
9528             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9529         }
9530
9531         if (!external && [base isEqualToString:@"sections"]) {
9532             if ([argument isEqualToString:@"all"])
9533                 argument = nil;
9534             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9535         }
9536
9537         if (!external && [base isEqualToString:@"sources"]) {
9538             if ([argument isEqualToString:@"add"]) {
9539                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9540                 [(SourcesController *)controller showAddSourcePrompt];
9541             } else {
9542                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9543                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9544             }
9545         }
9546
9547         if (!external && [base isEqualToString:@"launch"]) {
9548             [self launchApplicationWithIdentifier:argument suspended:NO];
9549             return nil;
9550         }
9551     } else if (!external && [components count] == 3) {
9552         NSString *arg1 = [components objectAtIndex:1];
9553         NSString *arg2 = [components objectAtIndex:2];
9554
9555         if ([base isEqualToString:@"package"]) {
9556             if ([arg2 isEqualToString:@"settings"]) {
9557                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9558             } else if ([arg2 isEqualToString:@"files"]) {
9559                 if (Package *package = [database_ packageWithName:arg1]) {
9560                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9561                     [(FileTable *)controller setPackage:package];
9562                 }
9563             }
9564         }
9565     }
9566
9567     [controller setDelegate:self];
9568     return controller;
9569 }
9570
9571 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9572     CyteViewController *page([self pageForURL:url forExternal:external]);
9573
9574     if (page != nil) {
9575         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9576         [nav setViewControllers:[NSArray arrayWithObject:page]];
9577         [tabbar_ setUnselectedViewController:nav];
9578     }
9579
9580     return page != nil;
9581 }
9582
9583 - (void) applicationOpenURL:(NSURL *)url {
9584     [super applicationOpenURL:url];
9585
9586     if (!loaded_)
9587         starturl_ = url;
9588     else
9589         [self openCydiaURL:url forExternal:YES];
9590 }
9591
9592 - (void) applicationWillResignActive:(UIApplication *)application {
9593     // Stop refreshing if you get a phone call or lock the device.
9594     if ([tabbar_ updating])
9595         [tabbar_ cancelUpdate];
9596
9597     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9598         [super applicationWillResignActive:application];
9599 }
9600
9601 - (void) saveState {
9602     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9603     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9604     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9605     Changed_ = true;
9606
9607     [self _saveConfig];
9608 }
9609
9610 - (void) applicationWillTerminate:(UIApplication *)application {
9611     [self saveState];
9612 }
9613
9614 - (void) setConfigurationData:(NSString *)data {
9615     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9616
9617     if (!conffile_r(data)) {
9618         lprintf("E:invalid conffile\n");
9619         return;
9620     }
9621
9622     NSString *ofile = conffile_r[1];
9623     //NSString *nfile = conffile_r[2];
9624
9625     UIAlertView *alert = [[[UIAlertView alloc]
9626         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9627         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9628         delegate:self
9629         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9630         otherButtonTitles:
9631             UCLocalize("ACCEPT_NEW_COPY"),
9632             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9633         nil
9634     ] autorelease];
9635
9636     [alert setContext:@"conffile"];
9637     [alert setNumberOfRows:2];
9638     [alert show];
9639 }
9640
9641 - (void) addStashController {
9642     ++locked_;
9643     stash_ = [[[StashController alloc] init] autorelease];
9644     [window_ addSubview:[stash_ view]];
9645 }
9646
9647 - (void) removeStashController {
9648     [[stash_ view] removeFromSuperview];
9649     stash_ = nil;
9650     --locked_;
9651 }
9652
9653 - (void) stash {
9654     [self setIdleTimerDisabled:YES];
9655
9656     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9657     UpdateExternalStatus(1);
9658     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9659     UpdateExternalStatus(0);
9660
9661     [self removeStashController];
9662
9663     if (ExecFork() == 0) {
9664         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9665         perror("launchctl stop");
9666     }
9667 }
9668
9669 - (void) setupViewControllers {
9670     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9671
9672     NSMutableArray *items([NSMutableArray arrayWithObjects:
9673         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9674         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9675         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9676         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9677     nil]);
9678
9679     if (IsWildcat_) {
9680         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9681         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9682     } else {
9683         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9684     }
9685
9686     NSMutableArray *controllers([NSMutableArray array]);
9687     for (UITabBarItem *item in items) {
9688         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9689         [controller setTabBarItem:item];
9690         [controllers addObject:controller];
9691     }
9692     [tabbar_ setViewControllers:controllers];
9693
9694     [tabbar_ setUpdateDelegate:self];
9695 }
9696
9697 - (void) _sendMemoryWarningNotification {
9698     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9699 }
9700
9701 - (void) _sendMemoryWarningNotifications {
9702     while (true) {
9703         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9704         usleep(250000);
9705     }
9706 }
9707
9708 - (void) applicationDidFinishLaunching:(id)unused {
9709     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9710
9711 _trace();
9712     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9713         [self setApplicationSupportsShakeToEdit:NO];
9714
9715     @synchronized (HostConfig_) {
9716         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9717     }
9718
9719     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9720         initWithMemoryCapacity:524288
9721         diskCapacity:10485760
9722         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9723     ] autorelease]];
9724
9725     [CydiaWebViewController _initialize];
9726
9727     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9728
9729     // this would disallow http{,s} URLs from accessing this data
9730     //[WebView registerURLSchemeAsLocal:@"cydia"];
9731
9732     Font12_ = [UIFont systemFontOfSize:12];
9733     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9734     Font14_ = [UIFont systemFontOfSize:14];
9735     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9736     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9737
9738     essential_ = [NSMutableArray arrayWithCapacity:4];
9739     broken_ = [NSMutableArray arrayWithCapacity:4];
9740
9741     // XXX: I really need this thing... like, seriously... I'm sorry
9742     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9743
9744     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9745     [window_ orderFront:self];
9746     [window_ makeKey:self];
9747     [window_ setHidden:NO];
9748
9749     if (
9750         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9751         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9752         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9753         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9754         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9755         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9756         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9757         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9758         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9759         false
9760     ) {
9761         [self addStashController];
9762         // XXX: this would be much cleaner as a yieldToSelector:
9763         // that way the removeStashController could happen right here inline
9764         // we also could no longer require the useless stash_ field anymore
9765         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9766         return;
9767     }
9768
9769     database_ = [Database sharedInstance];
9770     [database_ setDelegate:self];
9771
9772     [window_ setUserInteractionEnabled:NO];
9773     [self setupViewControllers];
9774
9775     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9776     [window_ addSubview:[emulated_ view]];
9777
9778     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9779 _trace();
9780 }
9781
9782 - (NSArray *) defaultStartPages {
9783     NSMutableArray *standard = [NSMutableArray array];
9784     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9785     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9786     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9787     if (!IsWildcat_) {
9788         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9789     } else {
9790         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9791         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9792     }
9793     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9794     return standard;
9795 }
9796
9797 - (void) loadData {
9798 _trace();
9799     if (Role_ == nil) {
9800         [window_ setUserInteractionEnabled:YES];
9801         [self showSettings];
9802         return;
9803     } else {
9804         if ([emulated_ modalViewController] != nil)
9805             [emulated_ dismissModalViewControllerAnimated:YES];
9806         [window_ setUserInteractionEnabled:NO];
9807     }
9808
9809     [self reloadDataWithInvocation:nil];
9810     [self refreshIfPossible];
9811     PrintTimes();
9812
9813     [self disemulate];
9814
9815     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9816     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9817     int standardIndex = 0;
9818     NSArray *standard = [self defaultStartPages];
9819
9820     BOOL valid = YES;
9821
9822     if (saved == nil)
9823         valid = NO;
9824
9825     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9826     if (valid && closed != nil) {
9827         NSTimeInterval interval([closed timeIntervalSinceNow]);
9828         // XXX: Is 15 minutes the optimal time here?
9829         if (interval > 0 && interval <= -(15*60))
9830             valid = NO;
9831     }
9832
9833     if (valid && [saved count] != [standard count])
9834         valid = NO;
9835
9836     if (valid) {
9837         for (unsigned int i = 0; i < [standard count]; i++) {
9838             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9839             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9840             //      but it's good enough for now.
9841             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9842                 valid = NO;
9843                 break;
9844             }
9845         }
9846     }
9847
9848     NSArray *items = nil;
9849     if (valid) {
9850         [tabbar_ setSelectedIndex:savedIndex];
9851         items = saved;
9852     } else {
9853         [tabbar_ setSelectedIndex:standardIndex];
9854         items = standard;
9855     }
9856
9857     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9858         NSArray *stack = [items objectAtIndex:tab];
9859         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9860         NSMutableArray *current = [NSMutableArray array];
9861
9862         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9863             NSString *addr = [stack objectAtIndex:nav];
9864             NSURL *url = [NSURL URLWithString:addr];
9865             CyteViewController *page = [self pageForURL:url forExternal:NO];
9866             if (page != nil)
9867                 [current addObject:page];
9868         }
9869
9870         [navigation setViewControllers:current];
9871     }
9872
9873     // (Try to) show the startup URL.
9874     if (starturl_ != nil) {
9875         [self openCydiaURL:starturl_ forExternal:NO];
9876         starturl_ = nil;
9877     }
9878 }
9879
9880 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9881     if (item != nil && IsWildcat_) {
9882         [sheet showFromBarButtonItem:item animated:YES];
9883     } else {
9884         [sheet showInView:window_];
9885     }
9886 }
9887
9888 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9889     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9890     [progress setTitle:task];
9891     [progress addProgressEvent:event];
9892 }
9893
9894 - (void) addProgressEventForTask:(NSArray *)data {
9895     CydiaProgressEvent *event([data objectAtIndex:0]);
9896     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9897     [self addProgressEvent:event forTask:task];
9898 }
9899
9900 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9901     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9902 }
9903
9904 @end
9905
9906 /*IMP alloc_;
9907 id Alloc_(id self, SEL selector) {
9908     id object = alloc_(self, selector);
9909     lprintf("[%s]A-%p\n", self->isa->name, object);
9910     return object;
9911 }*/
9912
9913 /*IMP dealloc_;
9914 id Dealloc_(id self, SEL selector) {
9915     id object = dealloc_(self, selector);
9916     lprintf("[%s]D-%p\n", self->isa->name, object);
9917     return object;
9918 }*/
9919
9920 Class $WebDefaultUIKitDelegate;
9921
9922 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9923     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9924         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9925     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9926 }
9927
9928 static NSSet *MobilizedFiles_;
9929
9930 static NSURL *MobilizeURL(NSURL *url) {
9931     NSString *path([url path]);
9932     if ([path hasPrefix:@"/var/root/"]) {
9933         NSString *file([path substringFromIndex:10]);
9934         if ([MobilizedFiles_ containsObject:file])
9935             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9936     }
9937
9938     return url;
9939 }
9940
9941 Class $CFXPreferencesPropertyListSource;
9942 @class CFXPreferencesPropertyListSource;
9943
9944 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9945     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9946     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9947     url = MobilizeURL(url);
9948     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9949     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9950     url = old;
9951     [pool release];
9952     return value;
9953 }
9954
9955 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9956     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9957     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9958     url = MobilizeURL(url);
9959     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9960     //NSLog(@"%@ %@", [url absoluteString], value);
9961     url = old;
9962     [pool release];
9963     return value;
9964 }
9965
9966 Class $NSURLConnection;
9967
9968 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9969     NSMutableURLRequest *copy([request mutableCopy]);
9970
9971     NSURL *url([copy URL]);
9972
9973     NSString *href([url absoluteString]);
9974     NSString *host([url host]);
9975     NSString *scheme([[url scheme] lowercaseString]);
9976
9977     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9978
9979     @synchronized (HostConfig_) {
9980         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9981             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9982                 [copy setHTTPShouldUsePipelining:YES];
9983
9984         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9985             if ([control isEqualToString:@"max-age=0"])
9986                 if ([CachedURLs_ containsObject:href]) {
9987 #if !ForRelease
9988                     NSLog(@"~~~: %@", href);
9989 #endif
9990
9991                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9992
9993                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9994                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9995                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9996                 }
9997     }
9998
9999     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10000     } return self;
10001 }
10002
10003 int main(int argc, char *argv[]) {
10004     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10005
10006     _trace();
10007
10008     UpdateExternalStatus(0);
10009
10010     if (Class $UIDevice = objc_getClass("UIDevice")) {
10011         UIDevice *device([$UIDevice currentDevice]);
10012         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10013     } else
10014         IsWildcat_ = false;
10015
10016     UIScreen *screen([UIScreen mainScreen]);
10017     if ([screen respondsToSelector:@selector(scale)])
10018         ScreenScale_ = [screen scale];
10019     else
10020         ScreenScale_ = 1;
10021
10022     UIDevice *device([UIDevice currentDevice]);
10023     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10024         Idiom_ = @"iphone";
10025     else {
10026         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10027         if (idiom == UIUserInterfaceIdiomPhone)
10028             Idiom_ = @"iphone";
10029         else if (idiom == UIUserInterfaceIdiomPad)
10030             Idiom_ = @"ipad";
10031         else
10032             NSLog(@"unknown UIUserInterfaceIdiom!");
10033     }
10034
10035     Pcre pattern("^([0-9]+\\.[0-9]+)");
10036
10037     if (pattern([device systemVersion]))
10038         Firmware_ = pattern[1];
10039     if (pattern(Cydia_))
10040         Major_ = pattern[1];
10041
10042     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10043
10044     HostConfig_ = [[[NSObject alloc] init] autorelease];
10045     @synchronized (HostConfig_) {
10046         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10047         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10048         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10049         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10050         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10051     }
10052
10053     NSString *ui(@"ui/ios");
10054     if (Idiom_ != nil)
10055         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10056     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10057     UI_ = CydiaURL(ui);
10058
10059     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10060
10061     MobilizedFiles_ = [NSMutableSet setWithObjects:
10062         @"Library/Preferences/com.apple.Accessibility.plist",
10063         @"Library/Preferences/com.apple.preferences.sounds.plist",
10064     nil];
10065
10066     /* Library Hacks {{{ */
10067     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10068
10069     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10070
10071     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10072     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10073         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10074         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10075     }
10076
10077     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10078     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10079         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10080         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10081     }
10082
10083     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10084     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10085     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10086         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10087         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10088     }
10089
10090     $NSURLConnection = objc_getClass("NSURLConnection");
10091     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10092     if (NSURLConnection$init$ != NULL) {
10093         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10094         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10095     }
10096     /* }}} */
10097     /* Set Locale {{{ */
10098     Locale_ = CFLocaleCopyCurrent();
10099     Languages_ = [NSLocale preferredLanguages];
10100
10101     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10102     //NSLog(@"%@", [Languages_ description]);
10103
10104     const char *lang;
10105     if (Locale_ != NULL)
10106         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10107     else if (Languages_ != nil && [Languages_ count] != 0)
10108         lang = [[Languages_ objectAtIndex:0] UTF8String];
10109     else
10110         // XXX: consider just setting to C and then falling through?
10111         lang = NULL;
10112
10113     if (lang != NULL) {
10114         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10115         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10116     }
10117
10118     NSLog(@"Setting Language: %s", lang);
10119
10120     if (lang != NULL) {
10121         setenv("LANG", lang, true);
10122         std::setlocale(LC_ALL, lang);
10123     }
10124     /* }}} */
10125
10126     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10127
10128     /* Parse Arguments {{{ */
10129     bool substrate(false);
10130
10131     if (argc != 0) {
10132         char **args(argv);
10133         int arge(1);
10134
10135         for (int argi(1); argi != argc; ++argi)
10136             if (strcmp(argv[argi], "--") == 0) {
10137                 arge = argi;
10138                 argv[argi] = argv[0];
10139                 argv += argi;
10140                 argc -= argi;
10141                 break;
10142             }
10143
10144         for (int argi(1); argi != arge; ++argi)
10145             if (strcmp(args[argi], "--substrate") == 0)
10146                 substrate = true;
10147             else
10148                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10149     }
10150     /* }}} */
10151
10152     App_ = [[NSBundle mainBundle] bundlePath];
10153     Advanced_ = YES;
10154
10155     setuid(0);
10156     setgid(0);
10157
10158     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10159     alloc_ = alloc->method_imp;
10160     alloc->method_imp = (IMP) &Alloc_;*/
10161
10162     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10163     dealloc_ = dealloc->method_imp;
10164     dealloc->method_imp = (IMP) &Dealloc_;*/
10165
10166     /* System Information {{{ */
10167     size_t size;
10168
10169     int maxproc;
10170     size = sizeof(maxproc);
10171     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10172         perror("sysctlbyname(\"kern.maxproc\", ?)");
10173     else if (maxproc < 64) {
10174         maxproc = 64;
10175         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10176             perror("sysctlbyname(\"kern.maxproc\", #)");
10177     }
10178
10179     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10180     char *osversion = new char[size];
10181     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10182         perror("sysctlbyname(\"kern.osversion\", ?)");
10183     else
10184         System_ = [NSString stringWithUTF8String:osversion];
10185
10186     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10187     char *machine = new char[size];
10188     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10189         perror("sysctlbyname(\"hw.machine\", ?)");
10190     else
10191         Machine_ = machine;
10192
10193     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10194     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10195     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10196
10197     UniqueID_ = [device uniqueIdentifier];
10198
10199     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10200     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10201     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10202
10203     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10204     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10205     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10206
10207     if (mcc != NULL && mnc != NULL)
10208         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10209
10210     if (mnc != NULL)
10211         CFRelease(mnc);
10212     if (mcc != NULL)
10213         CFRelease(mcc);
10214
10215     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10216         Build_ = [system objectForKey:@"ProductBuildVersion"];
10217     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10218         Product_ = [info objectForKey:@"SafariProductVersion"];
10219         Safari_ = [info objectForKey:@"CFBundleVersion"];
10220     }
10221     /* }}} */
10222     /* Load Database {{{ */
10223     _trace();
10224     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10225     _trace();
10226     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10227
10228     if (Metadata_ == NULL)
10229         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10230     else {
10231         Settings_ = [Metadata_ objectForKey:@"Settings"];
10232
10233         Packages_ = [Metadata_ objectForKey:@"Packages"];
10234
10235         Values_ = [Metadata_ objectForKey:@"Values"];
10236         Sections_ = [Metadata_ objectForKey:@"Sections"];
10237         Sources_ = [Metadata_ objectForKey:@"Sources"];
10238
10239         Token_ = [Metadata_ objectForKey:@"Token"];
10240
10241         Version_ = [Metadata_ objectForKey:@"Version"];
10242
10243         @synchronized (HostConfig_) {
10244             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10245         }
10246     }
10247
10248     if (Settings_ != nil)
10249         Role_ = [Settings_ objectForKey:@"Role"];
10250
10251     if (Values_ == nil) {
10252         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10253         [Metadata_ setObject:Values_ forKey:@"Values"];
10254     }
10255
10256     if (Sections_ == nil) {
10257         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10258         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10259     }
10260
10261     if (Sources_ == nil) {
10262         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10263         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10264     }
10265
10266     if (Version_ == nil) {
10267         Version_ = [NSNumber numberWithUnsignedInt:0];
10268         [Metadata_ setObject:Version_ forKey:@"Version"];
10269     }
10270
10271     @synchronized (HostConfig_) {
10272         if (CydiaSource_ == nil) {
10273             CydiaSource_ = @"apt.saurik.com";
10274             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10275         }
10276     }
10277
10278     if ([Version_ unsignedIntValue] == 0) {
10279         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10280         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10281         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10282         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10283
10284         Version_ = [NSNumber numberWithUnsignedInt:1];
10285         [Metadata_ setObject:Version_ forKey:@"Version"];
10286
10287         [Metadata_ removeObjectForKey:@"LastUpdate"];
10288
10289         Changed_ = true;
10290     }
10291     /* }}} */
10292
10293     WriteSources();
10294
10295     _trace();
10296     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10297     _trace();
10298
10299     if (Packages_ != nil) {
10300         bool fail(false);
10301         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10302         _trace();
10303
10304         if (!fail) {
10305             [Metadata_ removeObjectForKey:@"Packages"];
10306             Packages_ = nil;
10307             Changed_ = true;
10308         }
10309     }
10310
10311     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10312
10313 #define MobileSubstrate_(name) \
10314     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10315         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10316         if (handle == NULL) \
10317             NSLog(@"%s", dlerror()); \
10318     }
10319
10320     MobileSubstrate_(Activator)
10321     MobileSubstrate_(libstatusbar)
10322     MobileSubstrate_(SimulatedKeyEvents)
10323     MobileSubstrate_(WinterBoard)
10324
10325     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10326         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10327
10328     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10329
10330     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10331         unlink("/tmp/.cydia.fw");
10332         goto firmware;
10333     } else if (access("/User", F_OK) != 0 || version < 4) {
10334       firmware:
10335         _trace();
10336         system("/usr/libexec/cydia/firmware.sh");
10337         _trace();
10338     }
10339
10340     _assert([[NSFileManager defaultManager]
10341         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10342         withIntermediateDirectories:YES
10343         attributes:nil
10344         error:NULL
10345     ]);
10346
10347     if (access("/tmp/cydia.chk", F_OK) == 0) {
10348         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10349             _assert(errno == ENOENT);
10350         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10351             _assert(errno == ENOENT);
10352     }
10353
10354     /* APT Initialization {{{ */
10355     _assert(pkgInitConfig(*_config));
10356     _assert(pkgInitSystem(*_config, _system));
10357
10358     if (lang != NULL)
10359         _config->Set("APT::Acquire::Translation", lang);
10360
10361     // XXX: this timeout might be important :(
10362     //_config->Set("Acquire::http::Timeout", 15);
10363
10364     _config->Set("Acquire::http::MaxParallel", 3);
10365     /* }}} */
10366     /* Color Choices {{{ */
10367     space_ = CGColorSpaceCreateDeviceRGB();
10368
10369     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10370     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10371     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10372     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10373     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10374     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10375     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10376     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10377     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10378
10379     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10380     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10381     /* }}}*/
10382     /* UIKit Configuration {{{ */
10383     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10384     if ($GSFontSetUseLegacyFontMetrics != NULL)
10385         $GSFontSetUseLegacyFontMetrics(YES);
10386
10387     // XXX: I have a feeling this was important
10388     //UIKeyboardDisableAutomaticAppearance();
10389     /* }}} */
10390
10391     Colon_ = UCLocalize("COLON_DELIMITED");
10392     Elision_ = UCLocalize("ELISION");
10393     Error_ = UCLocalize("ERROR");
10394     Warning_ = UCLocalize("WARNING");
10395
10396     _trace();
10397     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10398
10399     CGColorSpaceRelease(space_);
10400     CFRelease(Locale_);
10401
10402     [pool release];
10403     return value;
10404 }