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