MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124
 125 #include <CydiaSubstrate/CydiaSubstrate.h>
 126 #include "Menes/Menes.h"
 127
 128 #include "CyteKit/PerlCompatibleRegEx.hpp"
 129 #include "CyteKit/TableViewCell.h"
 130 #include "CyteKit/WebScriptObject-Cyte.h"
 131 #include "CyteKit/WebViewController.h"
 132 #include "CyteKit/stringWithUTF8Bytes.h"
 133
 134 #include "Cydia/MIMEAddress.h"
 135 #include "Cydia/LoadingViewController.h"
 136 #include "Cydia/ProgressEvent.h"
 137
 138 #include "SDURLCache/SDURLCache.h"
 139 /* }}} */
 140
 141 /* Profiler {{{ */
 142 struct timeval _ltv;
 143 bool _itv;
 144
 145 #define _timestamp ({ \
 146     struct timeval tv; \
 147     gettimeofday(&tv, NULL); \
 148     tv.tv_sec * 1000000 + tv.tv_usec; \
 149 })
 150
 151 typedef std::vector<class ProfileTime *> TimeList;
 152 TimeList times_;
 153
 154 class ProfileTime {
 155   private:
 156     const char *name_;
 157     uint64_t total_;
 158     uint64_t count_;
 159
 160   public:
 161     ProfileTime(const char *name) :
 162         name_(name),
 163         total_(0)
 164     {
 165         times_.push_back(this);
 166     }
 167
 168     void AddTime(uint64_t time) {
 169         total_ += time;
 170         ++count_;
 171     }
 172
 173     void Print() {
 174         if (total_ != 0)
 175             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 176         total_ = 0;
 177         count_ = 0;
 178     }
 179 };
 180
 181 class ProfileTimer {
 182   private:
 183     ProfileTime &time_;
 184     uint64_t start_;
 185
 186   public:
 187     ProfileTimer(ProfileTime &time) :
 188         time_(time),
 189         start_(_timestamp)
 190     {
 191     }
 192
 193     ~ProfileTimer() {
 194         time_.AddTime(_timestamp - start_);
 195     }
 196 };
 197
 198 void PrintTimes() {
 199     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 200         (*i)->Print();
 201     std::cerr << "========" << std::endl;
 202 }
 203
 204 #define _profile(name) { \
 205     static ProfileTime name(#name); \
 206     ProfileTimer _ ## name(name);
 207
 208 #define _end }
 209 /* }}} */
 210
 211 extern NSString *Cydia_;
 212
 213 #define lprintf(args...) fprintf(stderr, args)
 214
 215 #define ForRelease 1
 216 #define TraceLogging (1 && !ForRelease)
 217 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 218 #define ProfileTimes (0 && !ForRelease)
 219 #define ForSaurik (0 && !ForRelease)
 220 #define LogBrowser (0 && !ForRelease)
 221 #define TrackResize (0 && !ForRelease)
 222 #define ManualRefresh (1 && !ForRelease)
 223 #define ShowInternals (0 && !ForRelease)
 224 #define AlwaysReload (0 && !ForRelease)
 225 #define TryIndexedCollation (0 && !ForRelease)
 226
 227 #if !TraceLogging
 228 #undef _trace
 229 #define _trace(args...)
 230 #endif
 231
 232 #if !ProfileTimes
 233 #undef _profile
 234 #define _profile(name) {
 235 #undef _end
 236 #define _end }
 237 #define PrintTimes() do {} while (false)
 238 #endif
 239
 240 // Hash Functions/Structures {{{
 241 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 242
 243 union SplitHash {
 244     uint32_t u32;
 245     uint16_t u16[2];
 246 };
 247 // }}}
 248
 249 static NSString *Colon_;
 250 NSString *Elision_;
 251 static NSString *Error_;
 252 static NSString *Warning_;
 253
 254 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 255
 256 static _finline NSString *CydiaURL(NSString *path) {
 257     char page[26];
 258     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 259     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 260     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 261     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 262     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 263     page[25] = '\0';
 264     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 265 }
 266
 267 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 268     int notify_token;
 269     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 270         notify_set_state(notify_token, newStatus);
 271         notify_cancel(notify_token);
 272     }
 273     notify_post("com.saurik.Cydia.status");
 274 }
 275
 276 static CGFloat CYStatusBarHeight() {
 277     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 278     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 279 }
 280
 281 /* NSForcedOrderingSearch doesn't work on the iPhone */
 282 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 283 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 284 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 285
 286 /* Insertion Sort {{{ */
 287
 288 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 289     const char *ptr = (const char *)list;
 290     while (0 < count) {
 291         CFIndex half = count / 2;
 292         const char *probe = ptr + elementSize * half;
 293         CFComparisonResult cr = comparator(element, probe, context);
 294     if (0 == cr) return (probe - (const char *)list) / elementSize;
 295         ptr = (cr < 0) ? ptr : probe + elementSize;
 296         count = (cr < 0) ? half : (half + (count & 1) - 1);
 297     }
 298     return (ptr - (const char *)list) / elementSize;
 299 }
 300
 301 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 302     const char *ptr = (const char *)list;
 303     while (0 < count) {
 304         CFIndex half = count / 2;
 305         const char *probe = ptr + elementSize * half;
 306         CFComparisonResult cr = comparator(element, probe, context);
 307     if (0 == cr) return (probe - (const char *)list) / elementSize;
 308         ptr = (cr < 0) ? ptr : probe + elementSize;
 309         count = (cr < 0) ? half : (half + (count & 1) - 1);
 310     }
 311     return (ptr - (const char *)list) / elementSize;
 312 }
 313
 314 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 315     if (range.length == 0)
 316         return;
 317     const void **values(new const void *[range.length]);
 318     CFArrayGetValues(array, range, values);
 319
 320 #if HistogramInsertionSort > 0
 321     uint32_t total(0), *offsets(new uint32_t[range.length]);
 322 #endif
 323
 324     for (CFIndex index(1); index != range.length; ++index) {
 325         const void *value(values[index]);
 326         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 327         CFIndex correct(index);
 328         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 329 #if HistogramInsertionSort > 1
 330             NSLog(@"%@ < %@", value, values[correct - 1]);
 331 #endif
 332             if (--correct == 0)
 333                 break;
 334         }
 335         if (correct != index) {
 336             size_t offset(index - correct);
 337 #if HistogramInsertionSort
 338             total += offset;
 339             ++offsets[offset];
 340             if (offset > 10)
 341                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 342 #endif
 343             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 344             values[correct] = value;
 345         }
 346     }
 347
 348     CFArrayReplaceValues(array, range, values, range.length);
 349     delete [] values;
 350
 351 #if HistogramInsertionSort > 0
 352     for (CFIndex index(0); index != range.length; ++index)
 353         if (offsets[index] != 0)
 354             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 355     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 356     delete [] offsets;
 357 #endif
 358 }
 359
 360 /* }}} */
 361
 362 /* Apple Bug Fixes {{{ */
 363 @implementation UIWebDocumentView (Cydia)
 364
 365 - (void) _setScrollerOffset:(CGPoint)offset {
 366     UIScroller *scroller([self _scroller]);
 367
 368     CGSize size([scroller contentSize]);
 369     CGSize bounds([scroller bounds].size);
 370
 371     CGPoint max;
 372     max.x = size.width - bounds.width;
 373     max.y = size.height - bounds.height;
 374
 375     // wtf Apple?!
 376     if (max.x < 0)
 377         max.x = 0;
 378     if (max.y < 0)
 379         max.y = 0;
 380
 381     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 382     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 383
 384     [scroller setOffset:offset];
 385 }
 386
 387 @end
 388 /* }}} */
 389
 390 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 391     size_t length([self length] - state->state);
 392     if (length <= 0)
 393         return 0;
 394     else if (length > count)
 395         length = count;
 396     for (size_t i(0); i != length; ++i)
 397         objects[i] = [self item:state->state++];
 398     state->itemsPtr = objects;
 399     state->mutationsPtr = (unsigned long *) self;
 400     return length;
 401 }
 402
 403 /* Cydia NSString Additions {{{ */
 404 @interface NSString (Cydia)
 405 - (NSComparisonResult) compareByPath:(NSString *)other;
 406 - (NSString *) stringByCachingURLWithCurrentCDN;
 407 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 408 @end
 409
 410 @implementation NSString (Cydia)
 411
 412 - (NSComparisonResult) compareByPath:(NSString *)other {
 413     NSString *prefix = [self commonPrefixWithString:other options:0];
 414     size_t length = [prefix length];
 415
 416     NSRange lrange = NSMakeRange(length, [self length] - length);
 417     NSRange rrange = NSMakeRange(length, [other length] - length);
 418
 419     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 420     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 421
 422     NSComparisonResult value;
 423
 424     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 425         value = NSOrderedSame;
 426     else if (lrange.location == NSNotFound)
 427         value = NSOrderedAscending;
 428     else if (rrange.location == NSNotFound)
 429         value = NSOrderedDescending;
 430     else
 431         value = NSOrderedSame;
 432
 433     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 434         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 435     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 436         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 437
 438     NSComparisonResult result = [lpath compare:rpath];
 439     return result == NSOrderedSame ? value : result;
 440 }
 441
 442 - (NSString *) stringByCachingURLWithCurrentCDN {
 443     return [self
 444         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 445         withString:@"://cache.cydia.saurik.com/"
 446     ];
 447 }
 448
 449 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 450     return [(id)CFURLCreateStringByAddingPercentEscapes(
 451         kCFAllocatorDefault,
 452         (CFStringRef) self,
 453         NULL,
 454         CFSTR(";/?:@&=+$,"),
 455         kCFStringEncodingUTF8
 456     ) autorelease];
 457 }
 458
 459 @end
 460 /* }}} */
 461
 462 /* C++ NSString Wrapper Cache {{{ */
 463 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 464     return size == 0 ? NULL :
 465         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 466         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 467 }
 468
 469 static _finline CFStringRef CYStringCreate(const char *data) {
 470     return CYStringCreate(data, strlen(data));
 471 }
 472
 473 class CYString {
 474   private:
 475     char *data_;
 476     size_t size_;
 477     CFStringRef cache_;
 478
 479     _finline void clear_() {
 480         if (cache_ != NULL) {
 481             CFRelease(cache_);
 482             cache_ = NULL;
 483         }
 484     }
 485
 486   public:
 487     _finline bool empty() const {
 488         return size_ == 0;
 489     }
 490
 491     _finline size_t size() const {
 492         return size_;
 493     }
 494
 495     _finline char *data() const {
 496         return data_;
 497     }
 498
 499     _finline void clear() {
 500         size_ = 0;
 501         clear_();
 502     }
 503
 504     _finline CYString() :
 505         data_(0),
 506         size_(0),
 507         cache_(NULL)
 508     {
 509     }
 510
 511     _finline ~CYString() {
 512         clear_();
 513     }
 514
 515     void operator =(const CYString &rhs) {
 516         data_ = rhs.data_;
 517         size_ = rhs.size_;
 518
 519         if (rhs.cache_ == nil)
 520             cache_ = NULL;
 521         else
 522             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 523     }
 524
 525     void copy(apr_pool_t *pool) {
 526         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 527         memcpy(temp, data_, size_);
 528         temp[size_] = '\0';
 529         data_ = temp;
 530     }
 531
 532     void set(apr_pool_t *pool, const char *data, size_t size) {
 533         if (size == 0)
 534             clear();
 535         else {
 536             clear_();
 537
 538             data_ = const_cast<char *>(data);
 539             size_ = size;
 540
 541             if (pool != NULL)
 542                 copy(pool);
 543         }
 544     }
 545
 546     _finline void set(apr_pool_t *pool, const char *data) {
 547         set(pool, data, data == NULL ? 0 : strlen(data));
 548     }
 549
 550     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 551         set(pool, rhs.data(), rhs.size());
 552     }
 553
 554     bool operator ==(const CYString &rhs) const {
 555         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 556     }
 557
 558     _finline operator CFStringRef() {
 559         if (cache_ == NULL)
 560             cache_ = CYStringCreate(data_, size_);
 561         return cache_;
 562     }
 563
 564     _finline operator id() {
 565         return (NSString *) static_cast<CFStringRef>(*this);
 566     }
 567
 568     _finline operator const char *() {
 569         return reinterpret_cast<const char *>(data_);
 570     }
 571 };
 572 /* }}} */
 573 /* C++ NSString Algorithm Adapters {{{ */
 574 extern "C" {
 575     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 576 }
 577
 578 struct NSStringMapHash :
 579     std::unary_function<NSString *, size_t>
 580 {
 581     _finline size_t operator ()(NSString *value) const {
 582         return CFStringHashNSString((CFStringRef) value);
 583     }
 584 };
 585
 586 struct NSStringMapLess :
 587     std::binary_function<NSString *, NSString *, bool>
 588 {
 589     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 590         return [lhs compare:rhs] == NSOrderedAscending;
 591     }
 592 };
 593
 594 struct NSStringMapEqual :
 595     std::binary_function<NSString *, NSString *, bool>
 596 {
 597     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 598         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 599         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 600         //[lhs isEqualToString:rhs];
 601     }
 602 };
 603 /* }}} */
 604
 605 /* CoreGraphics Primitives {{{ */
 606 class CYColor {
 607   private:
 608     CGColorRef color_;
 609
 610     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 611         CGFloat color[] = {red, green, blue, alpha};
 612         return CGColorCreate(space, color);
 613     }
 614
 615   public:
 616     CYColor() :
 617         color_(NULL)
 618     {
 619     }
 620
 621     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 622         color_(Create_(space, red, green, blue, alpha))
 623     {
 624         Set(space, red, green, blue, alpha);
 625     }
 626
 627     void Clear() {
 628         if (color_ != NULL)
 629             CGColorRelease(color_);
 630     }
 631
 632     ~CYColor() {
 633         Clear();
 634     }
 635
 636     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 637         Clear();
 638         color_ = Create_(space, red, green, blue, alpha);
 639     }
 640
 641     operator CGColorRef() {
 642         return color_;
 643     }
 644 };
 645 /* }}} */
 646
 647 /* Random Global Variables {{{ */
 648 static const int PulseInterval_ = 50000;
 649
 650 static const NSString *UI_;
 651
 652 static int Finish_;
 653 static bool RestartSubstrate_;
 654 static NSArray *Finishes_;
 655
 656 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 657 #define NotifyConfig_ "/etc/notify.conf"
 658
 659 static bool Queuing_;
 660
 661 static CYColor Blue_;
 662 static CYColor Blueish_;
 663 static CYColor Black_;
 664 static CYColor Off_;
 665 static CYColor White_;
 666 static CYColor Gray_;
 667 static CYColor Green_;
 668 static CYColor Purple_;
 669 static CYColor Purplish_;
 670
 671 static UIColor *InstallingColor_;
 672 static UIColor *RemovingColor_;
 673
 674 static NSString *App_;
 675
 676 static BOOL Advanced_;
 677 static BOOL Ignored_;
 678
 679 static _H<UIFont> Font12_;
 680 static _H<UIFont> Font12Bold_;
 681 static _H<UIFont> Font14_;
 682 static _H<UIFont> Font18Bold_;
 683 static _H<UIFont> Font22Bold_;
 684
 685 static const char *Machine_ = NULL;
 686 static NSString *System_ = nil;
 687 static NSString *SerialNumber_ = nil;
 688 static NSString *ChipID_ = nil;
 689 static NSString *BBSNum_ = nil;
 690 static _H<NSString> Token_;
 691 static NSString *UniqueID_ = nil;
 692 static NSString *PLMN_ = nil;
 693 static NSString *Build_ = nil;
 694 static NSString *Product_ = nil;
 695 static NSString *Safari_ = nil;
 696
 697 static CFLocaleRef Locale_;
 698 static NSArray *Languages_;
 699 static CGColorSpaceRef space_;
 700
 701 static NSDictionary *SectionMap_;
 702 static NSMutableDictionary *Metadata_;
 703 static _transient NSMutableDictionary *Settings_;
 704 static _transient NSString *Role_;
 705 static _transient NSMutableDictionary *Packages_;
 706 static _transient NSMutableDictionary *Values_;
 707 static _transient NSMutableDictionary *Sections_;
 708 static _transient NSMutableDictionary *Sources_;
 709 static _transient NSNumber *Version_;
 710 static _transient _H<NSString> CydiaSource_;
 711 static bool Changed_;
 712 static time_t now_;
 713
 714 bool IsWildcat_;
 715 static CGFloat ScreenScale_;
 716 static NSString *Idiom_;
 717 static NSString *Firmware_;
 718 static NSString *Major_;
 719
 720 static _H<NSMutableDictionary> SessionData_;
 721 static _H<NSObject> HostConfig_;
 722 static _H<NSMutableSet> BridgedHosts_;
 723 static _H<NSMutableSet> TokenHosts_;
 724 static _H<NSMutableSet> InsecureHosts_;
 725 static _H<NSMutableSet> PipelinedHosts_;
 726 static _H<NSMutableSet> CachedURLs_;
 727
 728 static NSString *kCydiaProgressEventTypeError = @"Error";
 729 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 730 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 731 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 732 /* }}} */
 733
 734 static void AddSource(NSDictionary *source) {
 735     [Sources_ setObject:source forKey:[NSString stringWithFormat:@"%@:%@:%@", [source objectForKey:@"Type"], [source objectForKey:@"URI"], [source objectForKey:@"Distribution"]]];
 736     Changed_ = true;
 737 }
 738
 739 static void AddSource(NSString *href, NSString *distribution, NSArray *sections = nil) {
 740     AddSource([NSMutableDictionary dictionaryWithObjectsAndKeys:
 741         @"deb", @"Type",
 742         href, @"URI",
 743         distribution, @"Distribution",
 744         sections ?: [NSMutableArray array], @"Sections",
 745     nil]);
 746 }
 747
 748 static void WriteSources() {
 749     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
 750     _assert(file != NULL);
 751
 752     NSString *distribution(@"ios");
 753     if (Firmware_ != nil)
 754         distribution = [distribution stringByAppendingString:[NSString stringWithFormat:@"-%@", Firmware_]];
 755
 756     fprintf(file, "deb http://%s/ %s main\n",
 757         [CydiaSource_ UTF8String],
 758         [distribution UTF8String]
 759     );
 760
 761     for (NSString *key in [Sources_ allKeys]) {
 762         NSDictionary *source([Sources_ objectForKey:key]);
 763
 764         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 765
 766         fprintf(file, "%s %s %s%s%s\n",
 767             [[source objectForKey:@"Type"] UTF8String],
 768             [[source objectForKey:@"URI"] UTF8String],
 769             [[source objectForKey:@"Distribution"] UTF8String],
 770             [sections count] == 0 ? "" : " ",
 771             [[sections componentsJoinedByString:@" "] UTF8String]
 772         );
 773     }
 774
 775     fclose(file);
 776 }
 777
 778 /* Display Helpers {{{ */
 779 inline float Interpolate(float begin, float end, float fraction) {
 780     return (end - begin) * fraction + begin;
 781 }
 782
 783 static _finline const char *StripVersion_(const char *version) {
 784     const char *colon(strchr(version, ':'));
 785     return colon == NULL ? version : colon + 1;
 786 }
 787
 788 NSString *LocalizeSection(NSString *section) {
 789     static Pcre title_r("^(.*?) \\((.*)\\)$");
 790     if (title_r(section)) {
 791         NSString *parent(title_r[1]);
 792         NSString *child(title_r[2]);
 793
 794         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 795             LocalizeSection(parent),
 796             LocalizeSection(child)
 797         ];
 798     }
 799
 800     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 801 }
 802
 803 NSString *Simplify(NSString *title) {
 804     const char *data = [title UTF8String];
 805     size_t size = [title length];
 806
 807     static Pcre square_r("^\\[(.*)\\]$");
 808     if (square_r(data, size))
 809         return Simplify(square_r[1]);
 810
 811     static Pcre paren_r("^\\((.*)\\)$");
 812     if (paren_r(data, size))
 813         return Simplify(paren_r[1]);
 814
 815     static Pcre title_r("^(.*?) \\((.*)\\)$");
 816     if (title_r(data, size))
 817         return Simplify(title_r[1]);
 818
 819     return title;
 820 }
 821 /* }}} */
 822
 823 NSString *GetLastUpdate() {
 824     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 825
 826     if (update == nil)
 827         return UCLocalize("NEVER_OR_UNKNOWN");
 828
 829     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 830     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 831
 832     CFRelease(formatter);
 833
 834     return [(NSString *) formatted autorelease];
 835 }
 836
 837 bool isSectionVisible(NSString *section) {
 838     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 839     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 840     return hidden == nil || ![hidden boolValue];
 841 }
 842
 843 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 844     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 845     if (entry == MACH_PORT_NULL)
 846         return nil;
 847
 848     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 849     IOObjectRelease(entry);
 850
 851     if (value == NULL)
 852         return nil;
 853     return [(id) value autorelease];
 854 }
 855
 856 static NSString *CYHex(NSData *data, bool reverse = false) {
 857     if (data == nil)
 858         return nil;
 859
 860     size_t length([data length]);
 861     uint8_t bytes[length];
 862     [data getBytes:bytes];
 863
 864     char string[length * 2 + 1];
 865     for (size_t i(0); i != length; ++i)
 866         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 867
 868     return [NSString stringWithUTF8String:string];
 869 }
 870
 871 @class Cydia;
 872
 873 /* Delegate Prototypes {{{ */
 874 @class Package;
 875 @class Source;
 876 @class CydiaProgressEvent;
 877
 878 @protocol DatabaseDelegate
 879 - (void) repairWithSelector:(SEL)selector;
 880 - (void) setConfigurationData:(NSString *)data;
 881 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 882 @end
 883
 884 @class CYPackageController;
 885
 886 @protocol CydiaDelegate
 887 - (void) returnToCydia;
 888 - (void) saveState;
 889 - (void) retainNetworkActivityIndicator;
 890 - (void) releaseNetworkActivityIndicator;
 891 - (void) clearPackage:(Package *)package;
 892 - (void) installPackage:(Package *)package;
 893 - (void) installPackages:(NSArray *)packages;
 894 - (void) removePackage:(Package *)package;
 895 - (void) beginUpdate;
 896 - (BOOL) updating;
 897 - (void) distUpgrade;
 898 - (void) loadData;
 899 - (void) updateData;
 900 - (void) syncData;
 901 - (void) addSource:(NSDictionary *)source;
 902 - (void) addTrivialSource:(NSString *)href;
 903 - (void) showSettings;
 904 - (UIProgressHUD *) addProgressHUD;
 905 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 906 - (CyteViewController *) pageForPackage:(NSString *)name;
 907 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 908 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 909 @end
 910 /* }}} */
 911
 912 /* Status Delegation {{{ */
 913 class Status :
 914     public pkgAcquireStatus
 915 {
 916   private:
 917     _transient NSObject<ProgressDelegate> *delegate_;
 918     bool cancelled_;
 919
 920   public:
 921     Status() :
 922         delegate_(nil),
 923         cancelled_(false)
 924     {
 925     }
 926
 927     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 928         delegate_ = delegate;
 929     }
 930
 931     NSObject<ProgressDelegate> *getDelegate() const {
 932         return delegate_;
 933     }
 934
 935     virtual bool MediaChange(std::string media, std::string drive) {
 936         return false;
 937     }
 938
 939     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 940         Done(item);
 941     }
 942
 943     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 944         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 945         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 946         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 947     }
 948
 949     virtual void Done(pkgAcquire::ItemDesc &item) {
 950         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 951         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 952         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 953     }
 954
 955     virtual void Fail(pkgAcquire::ItemDesc &item) {
 956         if (
 957             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 958             item.Owner->Status == pkgAcquire::Item::StatDone
 959         )
 960             return;
 961
 962         std::string &error(item.Owner->ErrorText);
 963         if (error.empty())
 964             return;
 965
 966         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 967         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 968     }
 969
 970     virtual bool Pulse(pkgAcquire *Owner) {
 971         bool value = pkgAcquireStatus::Pulse(Owner);
 972
 973         double percent(
 974             double(CurrentBytes + CurrentItems) /
 975             double(TotalBytes + TotalItems)
 976         );
 977
 978         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 979             [NSNumber numberWithDouble:percent], @"Percent",
 980
 981             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 982             [NSNumber numberWithDouble:TotalBytes], @"Total",
 983             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 984         nil] waitUntilDone:YES];
 985
 986         if (value && ![delegate_ isProgressCancelled])
 987             return true;
 988         else {
 989             cancelled_ = true;
 990             return false;
 991         }
 992     }
 993
 994     _finline bool WasCancelled() const {
 995         return cancelled_;
 996     }
 997
 998     virtual void Start() {
 999         pkgAcquireStatus::Start();
1000         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1001     }
1002
1003     virtual void Stop() {
1004         pkgAcquireStatus::Stop();
1005         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1006         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1007     }
1008 };
1009 /* }}} */
1010 /* Database Interface {{{ */
1011 typedef std::map< unsigned long, _H<Source> > SourceMap;
1012
1013 @interface Database : NSObject {
1014     NSZone *zone_;
1015     apr_pool_t *pool_;
1016
1017     unsigned era_;
1018
1019     pkgCacheFile cache_;
1020     pkgDepCache::Policy *policy_;
1021     pkgRecords *records_;
1022     pkgProblemResolver *resolver_;
1023     pkgAcquire *fetcher_;
1024     FileFd *lock_;
1025     SPtr<pkgPackageManager> manager_;
1026     pkgSourceList *list_;
1027
1028     SourceMap sourceMap_;
1029     _H<NSMutableArray> sourceList_;
1030
1031     CFMutableArrayRef packages_;
1032
1033     _transient NSObject<DatabaseDelegate> *delegate_;
1034     _transient NSObject<ProgressDelegate> *progress_;
1035
1036     Status status_;
1037
1038     int cydiafd_;
1039     int statusfd_;
1040     FILE *input_;
1041
1042     std::map<const char *, _H<NSString> > sections_;
1043 }
1044
1045 + (Database *) sharedInstance;
1046 - (unsigned) era;
1047
1048 - (void) _readCydia:(NSNumber *)fd;
1049 - (void) _readStatus:(NSNumber *)fd;
1050 - (void) _readOutput:(NSNumber *)fd;
1051
1052 - (FILE *) input;
1053
1054 - (Package *) packageWithName:(NSString *)name;
1055
1056 - (pkgCacheFile &) cache;
1057 - (pkgDepCache::Policy *) policy;
1058 - (pkgRecords *) records;
1059 - (pkgProblemResolver *) resolver;
1060 - (pkgAcquire &) fetcher;
1061 - (pkgSourceList &) list;
1062 - (NSArray *) packages;
1063 - (NSArray *) sources;
1064 - (Source *) sourceWithKey:(NSString *)key;
1065 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1066
1067 - (void) configure;
1068 - (bool) prepare;
1069 - (void) perform;
1070 - (bool) upgrade;
1071 - (void) update;
1072
1073 - (void) updateWithStatus:(Status &)status;
1074
1075 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1076
1077 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1078 - (NSObject<ProgressDelegate> *) progressDelegate;
1079
1080 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1081
1082 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1083
1084 @end
1085 /* }}} */
1086 /* ProgressEvent Implementation {{{ */
1087 @implementation CydiaProgressEvent
1088
1089 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1090     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1091 }
1092
1093 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1094     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1095     [event setPackage:package];
1096     return event;
1097 }
1098
1099 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1100     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1101
1102     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1103     NSArray *fields([description componentsSeparatedByString:@" "]);
1104     [event setItem:fields];
1105
1106     if ([fields count] > 3) {
1107         [event setPackage:[fields objectAtIndex:2]];
1108         [event setVersion:[fields objectAtIndex:3]];
1109     }
1110
1111     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1112
1113     return event;
1114 }
1115
1116 + (NSArray *) _attributeKeys {
1117     return [NSArray arrayWithObjects:
1118         @"item",
1119         @"message",
1120         @"package",
1121         @"type",
1122         @"url",
1123         @"version",
1124     nil];
1125 }
1126
1127 - (NSArray *) attributeKeys {
1128     return [[self class] _attributeKeys];
1129 }
1130
1131 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1132     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1133 }
1134
1135 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1136     if ((self = [super init]) != nil) {
1137         message_ = message;
1138         type_ = type;
1139     } return self;
1140 }
1141
1142 - (NSString *) message {
1143     return message_;
1144 }
1145
1146 - (NSString *) type {
1147     return type_;
1148 }
1149
1150 - (NSArray *) item {
1151     return (id) item_ ?: [NSNull null];
1152 }
1153
1154 - (void) setItem:(NSArray *)item {
1155     item_ = item;
1156 }
1157
1158 - (NSString *) package {
1159     return (id) package_ ?: [NSNull null];
1160 }
1161
1162 - (void) setPackage:(NSString *)package {
1163     package_ = package;
1164 }
1165
1166 - (NSString *) url {
1167     return (id) url_ ?: [NSNull null];
1168 }
1169
1170 - (void) setURL:(NSString *)url {
1171     url_ = url;
1172 }
1173
1174 - (void) setVersion:(NSString *)version {
1175     version_ = version;
1176 }
1177
1178 - (NSString *) version {
1179     return (id) version_ ?: [NSNull null];
1180 }
1181
1182 - (NSString *) compound:(NSString *)value {
1183     if (value != nil) {
1184         NSString *mode(nil); {
1185             NSString *type([self type]);
1186             if ([type isEqualToString:kCydiaProgressEventTypeError])
1187                 mode = UCLocalize("ERROR");
1188             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1189                 mode = UCLocalize("WARNING");
1190         }
1191
1192         if (mode != nil)
1193             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1194     }
1195
1196     return value;
1197 }
1198
1199 - (NSString *) compoundMessage {
1200     return [self compound:[self message]];
1201 }
1202
1203 - (NSString *) compoundTitle {
1204     NSString *title;
1205
1206     if (package_ == nil)
1207         title = nil;
1208     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1209         title = [package name];
1210     else
1211         title = package_;
1212
1213     return [self compound:title];
1214 }
1215
1216 @end
1217 /* }}} */
1218
1219 // Cytore Definitions {{{
1220 struct PackageValue :
1221     Cytore::Block
1222 {
1223     Cytore::Offset<PackageValue> next_;
1224
1225     uint32_t index_ : 23;
1226     uint32_t subscribed_ : 1;
1227     uint32_t : 8;
1228
1229     int32_t first_;
1230     int32_t last_;
1231
1232     uint16_t vhash_;
1233     uint16_t nhash_;
1234
1235     char version_[8];
1236     char name_[];
1237 };
1238
1239 struct MetaValue :
1240     Cytore::Block
1241 {
1242     uint32_t active_;
1243     Cytore::Offset<PackageValue> packages_[1 << 16];
1244 };
1245
1246 static Cytore::File<MetaValue> MetaFile_;
1247 // }}}
1248 // Cytore Helper Functions {{{
1249 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1250     SplitHash nhash = { hashlittle(name, length) };
1251
1252     PackageValue *metadata;
1253
1254     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1255     offset: if (offset->IsNull()) {
1256         *offset = MetaFile_.New<PackageValue>(length + 1);
1257         metadata = &MetaFile_.Get(*offset);
1258
1259         if (metadata == NULL) {
1260             if (fail != NULL)
1261                 *fail = true;
1262
1263             metadata = new PackageValue();
1264             memset(metadata, 0, sizeof(*metadata));
1265         }
1266
1267         memcpy(metadata->name_, name, length + 1);
1268         metadata->nhash_ = nhash.u16[1];
1269     } else {
1270         metadata = &MetaFile_.Get(*offset);
1271
1272         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1273             offset = &metadata->next_;
1274             goto offset;
1275         }
1276     }
1277
1278     return metadata;
1279 }
1280
1281 static void PackageImport(const void *key, const void *value, void *context) {
1282     bool &fail(*reinterpret_cast<bool *>(context));
1283
1284     char buffer[1024];
1285     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1286         NSLog(@"failed to import package %@", key);
1287         return;
1288     }
1289
1290     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1291     NSDictionary *package((NSDictionary *) value);
1292
1293     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1294         if ([subscribed boolValue] && !metadata->subscribed_)
1295             metadata->subscribed_ = true;
1296
1297     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1298         time_t time([date timeIntervalSince1970]);
1299         if (metadata->first_ > time || metadata->first_ == 0)
1300             metadata->first_ = time;
1301     }
1302
1303     NSDate *date([package objectForKey:@"LastSeen"]);
1304     NSString *version([package objectForKey:@"LastVersion"]);
1305
1306     if (date != nil && version != nil) {
1307         time_t time([date timeIntervalSince1970]);
1308         if (metadata->last_ < time || metadata->last_ == 0)
1309             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1310                 size_t length(strlen(buffer));
1311                 uint16_t vhash(hashlittle(buffer, length));
1312
1313                 size_t capped(std::min<size_t>(8, length));
1314                 char *latest(buffer + length - capped);
1315
1316                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1317                 metadata->vhash_ = vhash;
1318
1319                 metadata->last_ = time;
1320             }
1321     }
1322 }
1323 // }}}
1324
1325 /* Source Class {{{ */
1326 @interface Source : NSObject {
1327     unsigned era_;
1328     Database *database_;
1329     metaIndex *index_;
1330
1331     CYString depiction_;
1332     CYString description_;
1333     CYString label_;
1334     CYString origin_;
1335     CYString support_;
1336
1337     CYString uri_;
1338     CYString distribution_;
1339     CYString type_;
1340     CYString base_;
1341     CYString version_;
1342
1343     _H<NSString> host_;
1344     _H<NSString> authority_;
1345
1346     CYString defaultIcon_;
1347
1348     _H<NSDictionary> record_;
1349     BOOL trusted_;
1350 }
1351
1352 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1353
1354 - (NSComparisonResult) compareByName:(Source *)source;
1355
1356 - (NSString *) depictionForPackage:(NSString *)package;
1357 - (NSString *) supportForPackage:(NSString *)package;
1358
1359 - (NSDictionary *) record;
1360 - (BOOL) trusted;
1361
1362 - (NSString *) rooturi;
1363 - (NSString *) distribution;
1364 - (NSString *) type;
1365
1366 - (NSString *) key;
1367 - (NSString *) host;
1368
1369 - (NSString *) name;
1370 - (NSString *) shortDescription;
1371 - (NSString *) label;
1372 - (NSString *) origin;
1373 - (NSString *) version;
1374
1375 - (NSString *) defaultIcon;
1376 - (NSURL *) iconURL;
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         @"baseuri",
1423         @"distribution",
1424         @"host",
1425         @"key",
1426         @"iconuri",
1427         @"label",
1428         @"name",
1429         @"origin",
1430         @"rooturi",
1431         @"sections",
1432         @"shortDescription",
1433         @"trusted",
1434         @"type",
1435         @"version",
1436     nil];
1437 }
1438
1439 - (NSArray *) attributeKeys {
1440     return [[self class] _attributeKeys];
1441 }
1442
1443 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1444     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1445 }
1446
1447 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1448     [self _clear];
1449
1450     trusted_ = index->IsTrusted();
1451
1452     uri_.set(pool, index->GetURI());
1453     distribution_.set(pool, index->GetDist());
1454     type_.set(pool, index->GetType());
1455
1456     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1457     if (dindex != NULL) {
1458         base_.set(pool, dindex->MetaIndexURI(""));
1459
1460         FileFd fd;
1461         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1462             _error->Discard();
1463         else {
1464             pkgTagFile tags(&fd);
1465
1466             pkgTagSection section;
1467             tags.Step(section);
1468
1469             struct {
1470                 const char *name_;
1471                 CYString *value_;
1472             } names[] = {
1473                 {"default-icon", &defaultIcon_},
1474                 {"depiction", &depiction_},
1475                 {"description", &description_},
1476                 {"label", &label_},
1477                 {"origin", &origin_},
1478                 {"support", &support_},
1479                 {"version", &version_},
1480             };
1481
1482             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1483                 const char *start, *end;
1484
1485                 if (section.Find(names[i].name_, start, end)) {
1486                     CYString &value(*names[i].value_);
1487                     value.set(pool, start, end - start);
1488                 }
1489             }
1490         }
1491     }
1492
1493     record_ = [Sources_ objectForKey:[self key]];
1494
1495     NSURL *url([NSURL URLWithString:uri_]);
1496
1497     host_ = [url host];
1498     if (host_ != nil)
1499         host_ = [host_ lowercaseString];
1500
1501     if (host_ != nil)
1502         authority_ = host_;
1503     else
1504         authority_ = [url path];
1505 }
1506
1507 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1508     if ((self = [super init]) != nil) {
1509         era_ = [database era];
1510         database_ = database;
1511         index_ = index;
1512
1513         [self setMetaIndex:index inPool:pool];
1514     } return self;
1515 }
1516
1517 - (NSString *) getField:(NSString *)name {
1518 @synchronized (database_) {
1519     if ([database_ era] != era_ || index_ == NULL)
1520         return nil;
1521
1522     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1523     if (dindex == NULL)
1524         return nil;
1525
1526     FileFd fd;
1527     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1528          _error->Discard();
1529          return nil;
1530     }
1531
1532     pkgTagFile tags(&fd);
1533
1534     pkgTagSection section;
1535     tags.Step(section);
1536
1537     const char *start, *end;
1538     if (!section.Find([name UTF8String], start, end))
1539         return (NSString *) [NSNull null];
1540
1541     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1542 } }
1543
1544 - (NSComparisonResult) compareByName:(Source *)source {
1545     NSString *lhs = [self name];
1546     NSString *rhs = [source name];
1547
1548     if ([lhs length] != 0 && [rhs length] != 0) {
1549         unichar lhc = [lhs characterAtIndex:0];
1550         unichar rhc = [rhs characterAtIndex:0];
1551
1552         if (isalpha(lhc) && !isalpha(rhc))
1553             return NSOrderedAscending;
1554         else if (!isalpha(lhc) && isalpha(rhc))
1555             return NSOrderedDescending;
1556     }
1557
1558     return [lhs compare:rhs options:LaxCompareOptions_];
1559 }
1560
1561 - (NSString *) depictionForPackage:(NSString *)package {
1562     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1563 }
1564
1565 - (NSString *) supportForPackage:(NSString *)package {
1566     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1567 }
1568
1569 - (NSArray *) sections {
1570     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1571 }
1572
1573 - (void) _addSection:(NSString *)section {
1574     if (record_ == nil)
1575         return;
1576     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1577         if (![sections containsObject:section]) {
1578             [sections addObject:section];
1579             Changed_ = true;
1580         }
1581     } else {
1582         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1583         Changed_ = true;
1584     }
1585 }
1586
1587 - (bool) addSection:(NSString *)section {
1588     if (record_ == nil)
1589         return false;
1590
1591     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1592     return true;
1593 }
1594
1595 - (void) _removeSection:(NSString *)section {
1596     if (record_ == nil)
1597         return;
1598
1599     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1600         if ([sections containsObject:section]) {
1601             [sections removeObject:section];
1602             Changed_ = true;
1603         }
1604 }
1605
1606 - (bool) removeSection:(NSString *)section {
1607     if (record_ == nil)
1608         return false;
1609
1610     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1611     return true;
1612 }
1613
1614 - (void) _remove {
1615     [Sources_ removeObjectForKey:[self key]];
1616     Changed_ = true;
1617 }
1618
1619 - (bool) remove {
1620     bool value(record_ != nil);
1621     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1622     return value;
1623 }
1624
1625 - (NSDictionary *) record {
1626     return record_;
1627 }
1628
1629 - (BOOL) trusted {
1630     return trusted_;
1631 }
1632
1633 - (NSString *) rooturi {
1634     return uri_;
1635 }
1636
1637 - (NSString *) distribution {
1638     return distribution_;
1639 }
1640
1641 - (NSString *) type {
1642     return type_;
1643 }
1644
1645 - (NSString *) baseuri {
1646     return base_.empty() ? nil : (id) base_;
1647 }
1648
1649 - (NSString *) iconuri {
1650     if (NSString *base = [self baseuri])
1651         return [base stringByAppendingString:@"CydiaIcon.png"];
1652
1653     return nil;
1654 }
1655
1656 - (NSURL *) iconURL {
1657     if (NSString *uri = [self iconuri])
1658         return [NSURL URLWithString:uri];
1659     return nil;
1660 }
1661
1662 - (NSString *) key {
1663     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1664 }
1665
1666 - (NSString *) host {
1667     return host_;
1668 }
1669
1670 - (NSString *) name {
1671     return origin_.empty() ? (id) authority_ : origin_;
1672 }
1673
1674 - (NSString *) shortDescription {
1675     return description_;
1676 }
1677
1678 - (NSString *) label {
1679     return label_.empty() ? (id) authority_ : label_;
1680 }
1681
1682 - (NSString *) origin {
1683     return origin_;
1684 }
1685
1686 - (NSString *) version {
1687     return version_;
1688 }
1689
1690 - (NSString *) defaultIcon {
1691     return defaultIcon_;
1692 }
1693
1694 @end
1695 /* }}} */
1696 /* CydiaOperation Class {{{ */
1697 @interface CydiaOperation : NSObject {
1698     _H<NSString> operator_;
1699     _H<NSString> value_;
1700 }
1701
1702 - (NSString *) operator;
1703 - (NSString *) value;
1704
1705 @end
1706
1707 @implementation CydiaOperation
1708
1709 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1710     if ((self = [super init]) != nil) {
1711         operator_ = [NSString stringWithUTF8String:_operator];
1712         value_ = [NSString stringWithUTF8String:value];
1713     } return self;
1714 }
1715
1716 + (NSArray *) _attributeKeys {
1717     return [NSArray arrayWithObjects:
1718         @"operator",
1719         @"value",
1720     nil];
1721 }
1722
1723 - (NSArray *) attributeKeys {
1724     return [[self class] _attributeKeys];
1725 }
1726
1727 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1728     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1729 }
1730
1731 - (NSString *) operator {
1732     return operator_;
1733 }
1734
1735 - (NSString *) value {
1736     return value_;
1737 }
1738
1739 @end
1740 /* }}} */
1741 /* CydiaClause Class {{{ */
1742 @interface CydiaClause : NSObject {
1743     _H<NSString> package_;
1744     _H<CydiaOperation> version_;
1745 }
1746
1747 - (NSString *) package;
1748 - (CydiaOperation *) version;
1749
1750 @end
1751
1752 @implementation CydiaClause
1753
1754 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1755     if ((self = [super init]) != nil) {
1756         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1757
1758         if (const char *version = dep.TargetVer())
1759             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1760         else
1761             version_ = (id) [NSNull null];
1762     } return self;
1763 }
1764
1765 + (NSArray *) _attributeKeys {
1766     return [NSArray arrayWithObjects:
1767         @"package",
1768         @"version",
1769     nil];
1770 }
1771
1772 - (NSArray *) attributeKeys {
1773     return [[self class] _attributeKeys];
1774 }
1775
1776 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1777     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1778 }
1779
1780 - (NSString *) package {
1781     return package_;
1782 }
1783
1784 - (CydiaOperation *) version {
1785     return version_;
1786 }
1787
1788 @end
1789 /* }}} */
1790 /* CydiaRelation Class {{{ */
1791 @interface CydiaRelation : NSObject {
1792     _H<NSString> relationship_;
1793     _H<NSMutableArray> clauses_;
1794 }
1795
1796 - (NSString *) relationship;
1797 - (NSArray *) clauses;
1798
1799 @end
1800
1801 @implementation CydiaRelation
1802
1803 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1804     if ((self = [super init]) != nil) {
1805         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1806         clauses_ = [NSMutableArray arrayWithCapacity:8];
1807
1808         pkgCache::DepIterator start;
1809         pkgCache::DepIterator end;
1810         dep.GlobOr(start, end); // ++dep
1811
1812         _forever {
1813             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1814
1815             // yes, seriously. (wtf?)
1816             if (start == end)
1817                 break;
1818             ++start;
1819         }
1820     } return self;
1821 }
1822
1823 + (NSArray *) _attributeKeys {
1824     return [NSArray arrayWithObjects:
1825         @"clauses",
1826         @"relationship",
1827     nil];
1828 }
1829
1830 - (NSArray *) attributeKeys {
1831     return [[self class] _attributeKeys];
1832 }
1833
1834 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1835     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1836 }
1837
1838 - (NSString *) relationship {
1839     return relationship_;
1840 }
1841
1842 - (NSArray *) clauses {
1843     return clauses_;
1844 }
1845
1846 - (void) addClause:(CydiaClause *)clause {
1847     [clauses_ addObject:clause];
1848 }
1849
1850 @end
1851 /* }}} */
1852 /* Package Class {{{ */
1853 struct ParsedPackage {
1854     CYString md5sum_;
1855     CYString tagline_;
1856
1857     CYString architecture_;
1858     CYString icon_;
1859
1860     CYString depiction_;
1861     CYString homepage_;
1862
1863     CYString sponsor_;
1864     CYString author_;
1865
1866     CYString bugs_;
1867     CYString support_;
1868 };
1869
1870 @interface Package : NSObject {
1871     uint32_t era_ : 25;
1872     uint32_t role_ : 3;
1873     uint32_t essential_ : 1;
1874     uint32_t obsolete_ : 1;
1875     uint32_t ignored_ : 1;
1876     uint32_t pooled_ : 1;
1877
1878     apr_pool_t *pool_;
1879
1880     uint32_t rank_;
1881
1882     _transient Database *database_;
1883
1884     pkgCache::VerIterator version_;
1885     pkgCache::PkgIterator iterator_;
1886     pkgCache::VerFileIterator file_;
1887
1888     CYString id_;
1889     CYString name_;
1890
1891     CYString latest_;
1892     CYString installed_;
1893
1894     const char *section_;
1895     _transient NSString *section$_;
1896
1897     _H<Source> source_;
1898
1899     PackageValue *metadata_;
1900     ParsedPackage *parsed_;
1901
1902     _H<NSMutableArray> tags_;
1903 }
1904
1905 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1906 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1907
1908 - (pkgCache::PkgIterator) iterator;
1909 - (void) parse;
1910
1911 - (NSString *) section;
1912 - (NSString *) simpleSection;
1913
1914 - (NSString *) longSection;
1915 - (NSString *) shortSection;
1916
1917 - (NSString *) uri;
1918
1919 - (MIMEAddress *) maintainer;
1920 - (size_t) size;
1921 - (NSString *) longDescription;
1922 - (NSString *) shortDescription;
1923 - (unichar) index;
1924
1925 - (PackageValue *) metadata;
1926 - (time_t) seen;
1927
1928 - (bool) subscribed;
1929 - (bool) setSubscribed:(bool)subscribed;
1930
1931 - (BOOL) ignored;
1932
1933 - (NSString *) latest;
1934 - (NSString *) installed;
1935 - (BOOL) uninstalled;
1936
1937 - (BOOL) valid;
1938 - (BOOL) upgradableAndEssential:(BOOL)essential;
1939 - (BOOL) essential;
1940 - (BOOL) broken;
1941 - (BOOL) unfiltered;
1942 - (BOOL) visible;
1943
1944 - (BOOL) half;
1945 - (BOOL) halfConfigured;
1946 - (BOOL) halfInstalled;
1947 - (BOOL) hasMode;
1948 - (NSString *) mode;
1949
1950 - (NSString *) id;
1951 - (NSString *) name;
1952 - (UIImage *) icon;
1953 - (NSString *) homepage;
1954 - (NSString *) depiction;
1955 - (MIMEAddress *) author;
1956
1957 - (NSString *) support;
1958
1959 - (NSArray *) files;
1960 - (NSArray *) warnings;
1961 - (NSArray *) applications;
1962
1963 - (Source *) source;
1964
1965 - (uint32_t) rank;
1966 - (BOOL) matches:(NSArray *)query;
1967
1968 - (bool) hasSupportingRole;
1969 - (BOOL) hasTag:(NSString *)tag;
1970 - (NSString *) primaryPurpose;
1971 - (NSArray *) purposes;
1972 - (bool) isCommercial;
1973
1974 - (void) setIndex:(size_t)index;
1975
1976 - (CYString &) cyname;
1977
1978 - (uint32_t) compareBySection:(NSArray *)sections;
1979
1980 - (void) install;
1981 - (void) remove;
1982
1983 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1984 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1985 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1986 - (bool) isVisibleInSection:(NSString *)section;
1987 - (bool) isVisibleInSource:(Source *)source;
1988
1989 @end
1990
1991 uint32_t PackageChangesRadix(Package *self, void *) {
1992     union {
1993         uint32_t key;
1994
1995         struct {
1996             uint32_t timestamp : 30;
1997             uint32_t ignored : 1;
1998             uint32_t upgradable : 1;
1999         } bits;
2000     } value;
2001
2002     bool upgradable([self upgradableAndEssential:YES]);
2003     value.bits.upgradable = upgradable ? 1 : 0;
2004
2005     if (upgradable) {
2006         value.bits.timestamp = 0;
2007         value.bits.ignored = [self ignored] ? 0 : 1;
2008         value.bits.upgradable = 1;
2009     } else {
2010         value.bits.timestamp = [self seen] >> 2;
2011         value.bits.ignored = 0;
2012         value.bits.upgradable = 0;
2013     }
2014
2015     return _not(uint32_t) - value.key;
2016 }
2017
2018 uint32_t PackagePrefixRadix(Package *self, void *context) {
2019     size_t offset(reinterpret_cast<size_t>(context));
2020     CYString &name([self cyname]);
2021
2022     size_t size(name.size());
2023     if (size == 0)
2024         return 0;
2025     char *text(name.data());
2026
2027     size_t zeros;
2028     if (!isdigit(text[0]))
2029         zeros = 0;
2030     else {
2031         size_t digits(1);
2032         while (size != digits && isdigit(text[digits]))
2033             if (++digits == 4)
2034                 break;
2035         zeros = 4 - digits;
2036     }
2037
2038     uint8_t data[4];
2039
2040     if (offset == 0 && zeros != 0) {
2041         memset(data, '0', zeros);
2042         memcpy(data + zeros, text, 4 - zeros);
2043     } else {
2044         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2045         if (size <= offset - zeros)
2046             return 0;
2047
2048         text += offset - zeros;
2049         size -= offset - zeros;
2050
2051         if (size >= 4)
2052             memcpy(data, text, 4);
2053         else {
2054             memcpy(data, text, size);
2055             memset(data + size, 0, 4 - size);
2056         }
2057
2058         for (size_t i(0); i != 4; ++i)
2059             if (isalpha(data[i]))
2060                 data[i] |= 0x20;
2061     }
2062
2063     if (offset == 0)
2064         if (data[0] == '@')
2065             data[0] = 0x7f;
2066         else
2067             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2068
2069     /* XXX: ntohl may be more honest */
2070     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2071 }
2072
2073 CYString &(*PackageName)(Package *self, SEL sel);
2074
2075 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2076     _profile(PackageNameCompare)
2077         CYString &lhi(PackageName(lhs, @selector(cyname)));
2078         CYString &rhi(PackageName(rhs, @selector(cyname)));
2079         CFStringRef lhn(lhi), rhn(rhi);
2080
2081         if (lhn == NULL)
2082             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2083         else if (rhn == NULL)
2084             return NSOrderedDescending;
2085
2086         _profile(PackageNameCompare$NumbersLast)
2087             if (!lhi.empty() && !rhi.empty()) {
2088                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2089                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2090                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2091                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2092                     return lha ? NSOrderedAscending : NSOrderedDescending;
2093             }
2094         _end
2095
2096         CFIndex length = CFStringGetLength(lhn);
2097
2098         _profile(PackageNameCompare$Compare)
2099             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2100         _end
2101     _end
2102 }
2103
2104 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2105     return PackageNameCompare(*lhs, *rhs, context);
2106 }
2107
2108 struct PackageNameOrdering :
2109     std::binary_function<Package *, Package *, bool>
2110 {
2111     _finline bool operator ()(Package *lhs, Package *rhs) const {
2112         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2113     }
2114 };
2115
2116 @implementation Package
2117
2118 - (NSString *) description {
2119     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2120 }
2121
2122 - (void) dealloc {
2123     if (!pooled_)
2124         apr_pool_destroy(pool_);
2125     if (parsed_ != NULL)
2126         delete parsed_;
2127     [super dealloc];
2128 }
2129
2130 + (NSString *) webScriptNameForSelector:(SEL)selector {
2131     if (false);
2132     else if (selector == @selector(clear))
2133         return @"clear";
2134     else if (selector == @selector(getField:))
2135         return @"getField";
2136     else if (selector == @selector(hasTag:))
2137         return @"hasTag";
2138     else if (selector == @selector(install))
2139         return @"install";
2140     else if (selector == @selector(remove))
2141         return @"remove";
2142     else
2143         return nil;
2144 }
2145
2146 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2147     return [self webScriptNameForSelector:selector] == nil;
2148 }
2149
2150 + (NSArray *) _attributeKeys {
2151     return [NSArray arrayWithObjects:
2152         @"applications",
2153         @"architecture",
2154         @"author",
2155         @"depiction",
2156         @"essential",
2157         @"homepage",
2158         @"icon",
2159         @"id",
2160         @"installed",
2161         @"latest",
2162         @"longDescription",
2163         @"longSection",
2164         @"maintainer",
2165         @"md5sum",
2166         @"mode",
2167         @"name",
2168         @"purposes",
2169         @"relations",
2170         @"section",
2171         @"selection",
2172         @"shortDescription",
2173         @"shortSection",
2174         @"simpleSection",
2175         @"size",
2176         @"source",
2177         @"sponsor",
2178         @"state",
2179         @"support",
2180         @"tags",
2181         @"warnings",
2182     nil];
2183 }
2184
2185 - (NSArray *) attributeKeys {
2186     return [[self class] _attributeKeys];
2187 }
2188
2189 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2190     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2191 }
2192
2193 - (NSArray *) relations {
2194 @synchronized (database_) {
2195     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2196     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2197         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2198     return relations;
2199 } }
2200
2201 - (NSString *) architecture {
2202     [self parse];
2203 @synchronized (database_) {
2204     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2205 } }
2206
2207 - (NSString *) getField:(NSString *)name {
2208 @synchronized (database_) {
2209     if ([database_ era] != era_ || file_.end())
2210         return nil;
2211
2212     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2213
2214     const char *start, *end;
2215     if (!parser.Find([name UTF8String], start, end))
2216         return (NSString *) [NSNull null];
2217
2218     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2219 } }
2220
2221 - (void) parse {
2222     if (parsed_ != NULL)
2223         return;
2224 @synchronized (database_) {
2225     if ([database_ era] != era_ || file_.end())
2226         return;
2227
2228     ParsedPackage *parsed(new ParsedPackage);
2229     parsed_ = parsed;
2230
2231     _profile(Package$parse)
2232         pkgRecords::Parser *parser;
2233
2234         _profile(Package$parse$Lookup)
2235             parser = &[database_ records]->Lookup(file_);
2236         _end
2237
2238         CYString website;
2239
2240         _profile(Package$parse$Find)
2241             struct {
2242                 const char *name_;
2243                 CYString *value_;
2244             } names[] = {
2245                 {"architecture", &parsed->architecture_},
2246                 {"icon", &parsed->icon_},
2247                 {"depiction", &parsed->depiction_},
2248                 {"homepage", &parsed->homepage_},
2249                 {"website", &website},
2250                 {"bugs", &parsed->bugs_},
2251                 {"support", &parsed->support_},
2252                 {"sponsor", &parsed->sponsor_},
2253                 {"author", &parsed->author_},
2254                 {"md5sum", &parsed->md5sum_},
2255             };
2256
2257             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2258                 const char *start, *end;
2259
2260                 if (parser->Find(names[i].name_, start, end)) {
2261                     CYString &value(*names[i].value_);
2262                     _profile(Package$parse$Value)
2263                         value.set(pool_, start, end - start);
2264                     _end
2265                 }
2266             }
2267         _end
2268
2269         _profile(Package$parse$Tagline)
2270             const char *start, *end;
2271             if (parser->ShortDesc(start, end)) {
2272                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2273                 if (stop == NULL)
2274                     stop = end;
2275                 while (stop != start && stop[-1] == '\r')
2276                     --stop;
2277                 parsed->tagline_.set(pool_, start, stop - start);
2278             }
2279         _end
2280
2281         _profile(Package$parse$Retain)
2282             if (parsed->homepage_.empty())
2283                 parsed->homepage_ = website;
2284             if (parsed->homepage_ == parsed->depiction_)
2285                 parsed->homepage_.clear();
2286         _end
2287     _end
2288 } }
2289
2290 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2291     if ((self = [super init]) != nil) {
2292     _profile(Package$initWithVersion)
2293         if (pool == NULL)
2294             apr_pool_create(&pool_, NULL);
2295         else {
2296             pool_ = pool;
2297             pooled_ = true;
2298         }
2299
2300         database_ = database;
2301         era_ = [database era];
2302
2303         version_ = version;
2304
2305         pkgCache::PkgIterator iterator(version.ParentPkg());
2306         iterator_ = iterator;
2307
2308         _profile(Package$initWithVersion$Version)
2309             if (!version_.end())
2310                 file_ = version_.FileList();
2311             else {
2312                 pkgCache &cache([database_ cache]);
2313                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2314             }
2315         _end
2316
2317         _profile(Package$initWithVersion$Cache)
2318             name_.set(NULL, iterator.Display());
2319
2320             latest_.set(NULL, StripVersion_(version_.VerStr()));
2321
2322             pkgCache::VerIterator current(iterator.CurrentVer());
2323             if (!current.end())
2324                 installed_.set(NULL, StripVersion_(current.VerStr()));
2325         _end
2326
2327         _profile(Package$initWithVersion$Tags)
2328             pkgCache::TagIterator tag(iterator.TagList());
2329             if (!tag.end()) {
2330                 tags_ = [NSMutableArray arrayWithCapacity:8];
2331                 do {
2332                     const char *name(tag.Name());
2333                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2334
2335                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2336                         if (strcmp(name + 6, "enduser") == 0)
2337                             role_ = 1;
2338                         else if (strcmp(name + 6, "hacker") == 0)
2339                             role_ = 2;
2340                         else if (strcmp(name + 6, "developer") == 0)
2341                             role_ = 3;
2342                         else if (strcmp(name + 6, "cydia") == 0)
2343                             role_ = 7;
2344                         else
2345                             role_ = 4;
2346                     }
2347
2348                     if (strncmp(name, "cydia::", 7) == 0) {
2349                         if (strcmp(name + 7, "essential") == 0)
2350                             essential_ = true;
2351                         else if (strcmp(name + 7, "obsolete") == 0)
2352                             obsolete_ = true;
2353                     }
2354
2355                     ++tag;
2356                 } while (!tag.end());
2357             }
2358         _end
2359
2360         _profile(Package$initWithVersion$Metadata)
2361             const char *mixed(iterator.Name());
2362             size_t size(strlen(mixed));
2363             char lower[size + 1];
2364
2365             for (size_t i(0); i != size; ++i)
2366                 lower[i] = mixed[i] | 0x20;
2367             lower[size] = '\0';
2368
2369             PackageValue *metadata(PackageFind(lower, size));
2370             metadata_ = metadata;
2371
2372             id_.set(NULL, metadata->name_, size);
2373
2374             const char *latest(version_.VerStr());
2375             size_t length(strlen(latest));
2376
2377             uint16_t vhash(hashlittle(latest, length));
2378
2379             size_t capped(std::min<size_t>(8, length));
2380             latest = latest + length - capped;
2381
2382             if (metadata->first_ == 0)
2383                 metadata->first_ = now_;
2384
2385             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2386                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2387                 metadata->vhash_ = vhash;
2388                 metadata->last_ = now_;
2389             } else if (metadata->last_ == 0)
2390                 metadata->last_ = metadata->first_;
2391         _end
2392
2393         _profile(Package$initWithVersion$Section)
2394             section_ = iterator.Section();
2395         _end
2396
2397         _profile(Package$initWithVersion$Flags)
2398             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2399             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2400         _end
2401     _end } return self;
2402 }
2403
2404 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2405     pkgCache::VerIterator version;
2406
2407     _profile(Package$packageWithIterator$GetCandidateVer)
2408         version = [database policy]->GetCandidateVer(iterator);
2409     _end
2410
2411     if (version.end())
2412         return nil;
2413
2414     Package *package;
2415
2416     _profile(Package$packageWithIterator$Allocate)
2417         package = [Package allocWithZone:zone];
2418     _end
2419
2420     _profile(Package$packageWithIterator$Initialize)
2421         package = [package
2422             initWithVersion:version
2423             withZone:zone
2424             inPool:pool
2425             database:database
2426         ];
2427     _end
2428
2429     _profile(Package$packageWithIterator$Autorelease)
2430         package = [package autorelease];
2431     _end
2432
2433     return package;
2434 }
2435
2436 - (pkgCache::PkgIterator) iterator {
2437     return iterator_;
2438 }
2439
2440 - (NSString *) section {
2441     if (section$_ == nil) {
2442         if (section_ == NULL)
2443             return nil;
2444
2445         _profile(Package$section$mappedSectionForPointer)
2446             section$_ = [database_ mappedSectionForPointer:section_];
2447         _end
2448     } return section$_;
2449 }
2450
2451 - (NSString *) simpleSection {
2452     if (NSString *section = [self section])
2453         return Simplify(section);
2454     else
2455         return nil;
2456 }
2457
2458 - (NSString *) longSection {
2459     return LocalizeSection([self section]);
2460 }
2461
2462 - (NSString *) shortSection {
2463     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2464 }
2465
2466 - (NSString *) uri {
2467     return nil;
2468 #if 0
2469     pkgIndexFile *index;
2470     pkgCache::PkgFileIterator file(file_.File());
2471     if (![database_ list].FindIndex(file, index))
2472         return nil;
2473     return [NSString stringWithUTF8String:iterator_->Path];
2474     //return [NSString stringWithUTF8String:file.Site()];
2475     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2476 #endif
2477 }
2478
2479 - (MIMEAddress *) maintainer {
2480 @synchronized (database_) {
2481     if ([database_ era] != era_ || file_.end())
2482         return nil;
2483
2484     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2485     const std::string &maintainer(parser->Maintainer());
2486     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2487 } }
2488
2489 - (NSString *) md5sum {
2490     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2491 }
2492
2493 - (size_t) size {
2494 @synchronized (database_) {
2495     if ([database_ era] != era_ || version_.end())
2496         return 0;
2497
2498     return version_->InstalledSize;
2499 } }
2500
2501 - (NSString *) longDescription {
2502 @synchronized (database_) {
2503     if ([database_ era] != era_ || file_.end())
2504         return nil;
2505
2506     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2507     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2508
2509     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2510     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2511     if ([lines count] < 2)
2512         return nil;
2513
2514     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2515     for (size_t i(1), e([lines count]); i != e; ++i) {
2516         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2517         [trimmed addObject:trim];
2518     }
2519
2520     return [trimmed componentsJoinedByString:@"\n"];
2521 } }
2522
2523 - (NSString *) shortDescription {
2524     if (parsed_ != NULL)
2525         return static_cast<NSString *>(parsed_->tagline_);
2526
2527 @synchronized (database_) {
2528     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2529
2530     const char *start, *end;
2531     if (!parser.ShortDesc(start, end))
2532         return nil;
2533
2534     if (end - start > 200)
2535         end = start + 200;
2536
2537     /*
2538     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2539         end = stop;
2540
2541     while (end != start && end[-1] == '\r')
2542         --end;
2543     */
2544
2545     return [(id) CYStringCreate(start, end - start) autorelease];
2546 } }
2547
2548 - (unichar) index {
2549     _profile(Package$index)
2550         CFStringRef name((CFStringRef) [self name]);
2551         if (CFStringGetLength(name) == 0)
2552             return '#';
2553         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2554         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2555             return '#';
2556         return toupper(character);
2557     _end
2558 }
2559
2560 - (PackageValue *) metadata {
2561     return metadata_;
2562 }
2563
2564 - (time_t) seen {
2565     PackageValue *metadata([self metadata]);
2566     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2567 }
2568
2569 - (bool) subscribed {
2570     return [self metadata]->subscribed_;
2571 }
2572
2573 - (bool) setSubscribed:(bool)subscribed {
2574     PackageValue *metadata([self metadata]);
2575     if (metadata->subscribed_ == subscribed)
2576         return false;
2577     metadata->subscribed_ = subscribed;
2578     return true;
2579 }
2580
2581 - (BOOL) ignored {
2582     return ignored_;
2583 }
2584
2585 - (NSString *) latest {
2586     return latest_;
2587 }
2588
2589 - (NSString *) installed {
2590     return installed_;
2591 }
2592
2593 - (BOOL) uninstalled {
2594     return installed_.empty();
2595 }
2596
2597 - (BOOL) valid {
2598     return !version_.end();
2599 }
2600
2601 - (BOOL) upgradableAndEssential:(BOOL)essential {
2602     _profile(Package$upgradableAndEssential)
2603         pkgCache::VerIterator current(iterator_.CurrentVer());
2604         if (current.end())
2605             return essential && essential_;
2606         else
2607             return !version_.end() && version_ != current;
2608     _end
2609 }
2610
2611 - (BOOL) essential {
2612     return essential_;
2613 }
2614
2615 - (BOOL) broken {
2616     return [database_ cache][iterator_].InstBroken();
2617 }
2618
2619 - (BOOL) unfiltered {
2620     _profile(Package$unfiltered$obsolete)
2621         if (_unlikely(obsolete_))
2622             return false;
2623     _end
2624
2625     _profile(Package$unfiltered$hasSupportingRole)
2626         if (_unlikely(![self hasSupportingRole]))
2627             return false;
2628     _end
2629
2630     return true;
2631 }
2632
2633 - (BOOL) visible {
2634     if (![self unfiltered])
2635         return false;
2636
2637     NSString *section;
2638
2639     _profile(Package$visible$section)
2640         section = [self section];
2641     _end
2642
2643     _profile(Package$visible$isSectionVisible)
2644         if (!isSectionVisible(section))
2645             return false;
2646     _end
2647
2648     return true;
2649 }
2650
2651 - (BOOL) half {
2652     unsigned char current(iterator_->CurrentState);
2653     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2654 }
2655
2656 - (BOOL) halfConfigured {
2657     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2658 }
2659
2660 - (BOOL) halfInstalled {
2661     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2662 }
2663
2664 - (BOOL) hasMode {
2665     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2666     return state.Mode != pkgDepCache::ModeKeep;
2667 }
2668
2669 - (NSString *) mode {
2670     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2671
2672     switch (state.Mode) {
2673         case pkgDepCache::ModeDelete:
2674             if ((state.iFlags & pkgDepCache::Purge) != 0)
2675                 return @"PURGE";
2676             else
2677                 return @"REMOVE";
2678         case pkgDepCache::ModeKeep:
2679             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2680                 return @"REINSTALL";
2681             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2682                 return nil;*/
2683             else
2684                 return nil;
2685         case pkgDepCache::ModeInstall:
2686             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2687                 return @"REINSTALL";
2688             else*/ switch (state.Status) {
2689                 case -1:
2690                     return @"DOWNGRADE";
2691                 case 0:
2692                     return @"INSTALL";
2693                 case 1:
2694                     return @"UPGRADE";
2695                 case 2:
2696                     return @"NEW_INSTALL";
2697                 _nodefault
2698             }
2699         _nodefault
2700     }
2701 }
2702
2703 - (NSString *) id {
2704     return id_;
2705 }
2706
2707 - (NSString *) name {
2708     return name_.empty() ? id_ : name_;
2709 }
2710
2711 - (UIImage *) icon {
2712     NSString *section = [self simpleSection];
2713
2714     UIImage *icon(nil);
2715     if (parsed_ != NULL)
2716         if (NSString *href = parsed_->icon_)
2717             if ([href hasPrefix:@"file:///"])
2718                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2719     if (icon == nil) if (section != nil)
2720         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2721     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2722         if ([dicon hasPrefix:@"file:///"])
2723             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2724     if (icon == nil)
2725         icon = [UIImage applicationImageNamed:@"unknown.png"];
2726     return icon;
2727 }
2728
2729 - (NSString *) homepage {
2730     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2731 }
2732
2733 - (NSString *) depiction {
2734     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2735 }
2736
2737 - (MIMEAddress *) sponsor {
2738     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2739 }
2740
2741 - (MIMEAddress *) author {
2742     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2743 }
2744
2745 - (NSString *) support {
2746     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2747 }
2748
2749 - (NSArray *) files {
2750     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2751     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2752
2753     std::ifstream fin;
2754     fin.open([path UTF8String]);
2755     if (!fin.is_open())
2756         return nil;
2757
2758     std::string line;
2759     while (std::getline(fin, line))
2760         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2761
2762     return files;
2763 }
2764
2765 - (NSString *) state {
2766 @synchronized (database_) {
2767     if ([database_ era] != era_ || file_.end())
2768         return nil;
2769
2770     switch (iterator_->CurrentState) {
2771         case pkgCache::State::NotInstalled:
2772             return @"NotInstalled";
2773         case pkgCache::State::UnPacked:
2774             return @"UnPacked";
2775         case pkgCache::State::HalfConfigured:
2776             return @"HalfConfigured";
2777         case pkgCache::State::HalfInstalled:
2778             return @"HalfInstalled";
2779         case pkgCache::State::ConfigFiles:
2780             return @"ConfigFiles";
2781         case pkgCache::State::Installed:
2782             return @"Installed";
2783         case pkgCache::State::TriggersAwaited:
2784             return @"TriggersAwaited";
2785         case pkgCache::State::TriggersPending:
2786             return @"TriggersPending";
2787     }
2788
2789     return (NSString *) [NSNull null];
2790 } }
2791
2792 - (NSString *) selection {
2793 @synchronized (database_) {
2794     if ([database_ era] != era_ || file_.end())
2795         return nil;
2796
2797     switch (iterator_->SelectedState) {
2798         case pkgCache::State::Unknown:
2799             return @"Unknown";
2800         case pkgCache::State::Install:
2801             return @"Install";
2802         case pkgCache::State::Hold:
2803             return @"Hold";
2804         case pkgCache::State::DeInstall:
2805             return @"DeInstall";
2806         case pkgCache::State::Purge:
2807             return @"Purge";
2808     }
2809
2810     return (NSString *) [NSNull null];
2811 } }
2812
2813 - (NSArray *) warnings {
2814     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2815     const char *name(iterator_.Name());
2816
2817     size_t length(strlen(name));
2818     if (length < 2) invalid:
2819         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2820     else for (size_t i(0); i != length; ++i)
2821         if (
2822             /* XXX: technically this is not allowed */
2823             (name[i] < 'A' || name[i] > 'Z') &&
2824             (name[i] < 'a' || name[i] > 'z') &&
2825             (name[i] < '0' || name[i] > '9') &&
2826             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2827         ) goto invalid;
2828
2829     if (strcmp(name, "cydia") != 0) {
2830         bool cydia = false;
2831         bool user = false;
2832         bool _private = false;
2833         bool stash = false;
2834
2835         bool repository = [[self section] isEqualToString:@"Repositories"];
2836
2837         if (NSArray *files = [self files])
2838             for (NSString *file in files)
2839                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2840                     cydia = true;
2841                 else if (!user && [file isEqualToString:@"/User"])
2842                     user = true;
2843                 else if (!_private && [file isEqualToString:@"/private"])
2844                     _private = true;
2845                 else if (!stash && [file isEqualToString:@"/var/stash"])
2846                     stash = true;
2847
2848         /* XXX: this is not sensitive enough. only some folders are valid. */
2849         if (cydia && !repository)
2850             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2851         if (user)
2852             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2853         if (_private)
2854             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2855         if (stash)
2856             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2857     }
2858
2859     return [warnings count] == 0 ? nil : warnings;
2860 }
2861
2862 - (NSArray *) applications {
2863     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2864
2865     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2866
2867     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2868     if (NSArray *files = [self files])
2869         for (NSString *file in files)
2870             if (application_r(file)) {
2871                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2872                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2873                 if ([id isEqualToString:me])
2874                     continue;
2875
2876                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2877                 if (display == nil)
2878                     display = application_r[1];
2879
2880                 NSString *bundle([file stringByDeletingLastPathComponent]);
2881                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2882                 if (icon == nil || [icon length] == 0)
2883                     icon = @"icon.png";
2884                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2885
2886                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2887                 [applications addObject:application];
2888
2889                 [application addObject:id];
2890                 [application addObject:display];
2891                 [application addObject:url];
2892             }
2893
2894     return [applications count] == 0 ? nil : applications;
2895 }
2896
2897 - (Source *) source {
2898     if (source_ == nil) {
2899         @synchronized (database_) {
2900             if ([database_ era] != era_ || file_.end())
2901                 source_ = (Source *) [NSNull null];
2902             else
2903                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2904         }
2905     }
2906
2907     return source_ == (Source *) [NSNull null] ? nil : source_;
2908 }
2909
2910 - (uint32_t) rank {
2911     return rank_;
2912 }
2913
2914 - (BOOL) matches:(NSArray *)query {
2915     if (query == nil || [query count] == 0)
2916         return NO;
2917
2918     rank_ = 0;
2919
2920     NSString *string;
2921     NSRange range;
2922     NSUInteger length;
2923
2924     string = [self name];
2925     length = [string length];
2926
2927     for (NSString *term in query) {
2928         range = [string rangeOfString:term options:MatchCompareOptions_];
2929         if (range.location != NSNotFound)
2930             rank_ -= 6 * 1000000 / length;
2931     }
2932
2933     if (rank_ == 0) {
2934         string = [self id];
2935         length = [string length];
2936
2937         for (NSString *term in query) {
2938             range = [string rangeOfString:term options:MatchCompareOptions_];
2939             if (range.location != NSNotFound)
2940                 rank_ -= 6 * 1000000 / length;
2941         }
2942     }
2943
2944     string = [self shortDescription];
2945     length = [string length];
2946     NSUInteger stop(std::min<NSUInteger>(length, 200));
2947
2948     for (NSString *term in query) {
2949         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2950         if (range.location != NSNotFound)
2951             rank_ -= 2 * 100000;
2952     }
2953
2954     return rank_ != 0;
2955 }
2956
2957 - (bool) hasSupportingRole {
2958     if (role_ == 0)
2959         return true;
2960     if (role_ == 1)
2961         return true;
2962     if ([Role_ isEqualToString:@"User"])
2963         return false;
2964     if (role_ == 2)
2965         return true;
2966     if ([Role_ isEqualToString:@"Hacker"])
2967         return false;
2968     if (role_ == 3)
2969         return true;
2970     if ([Role_ isEqualToString:@"Developer"])
2971         return false;
2972     _assert(false);
2973 }
2974
2975 - (NSArray *) tags {
2976     return tags_;
2977 }
2978
2979 - (BOOL) hasTag:(NSString *)tag {
2980     return tags_ == nil ? NO : [tags_ containsObject:tag];
2981 }
2982
2983 - (NSString *) primaryPurpose {
2984     for (NSString *tag in (NSArray *) tags_)
2985         if ([tag hasPrefix:@"purpose::"])
2986             return [tag substringFromIndex:9];
2987     return nil;
2988 }
2989
2990 - (NSArray *) purposes {
2991     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2992     for (NSString *tag in (NSArray *) tags_)
2993         if ([tag hasPrefix:@"purpose::"])
2994             [purposes addObject:[tag substringFromIndex:9]];
2995     return [purposes count] == 0 ? nil : purposes;
2996 }
2997
2998 - (bool) isCommercial {
2999     return [self hasTag:@"cydia::commercial"];
3000 }
3001
3002 - (void) setIndex:(size_t)index {
3003     if (metadata_->index_ != index)
3004         metadata_->index_ = index;
3005 }
3006
3007 - (CYString &) cyname {
3008     return name_.empty() ? id_ : name_;
3009 }
3010
3011 - (uint32_t) compareBySection:(NSArray *)sections {
3012     NSString *section([self section]);
3013     for (size_t i(0), e([sections count]); i != e; ++i) {
3014         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3015             return i;
3016     }
3017
3018     return _not(uint32_t);
3019 }
3020
3021 - (void) clear {
3022 @synchronized (database_) {
3023     pkgProblemResolver *resolver = [database_ resolver];
3024     resolver->Clear(iterator_);
3025
3026     pkgCacheFile &cache([database_ cache]);
3027     cache->SetReInstall(iterator_, false);
3028     cache->MarkKeep(iterator_, false);
3029 } }
3030
3031 - (void) install {
3032 @synchronized (database_) {
3033     pkgProblemResolver *resolver = [database_ resolver];
3034     resolver->Clear(iterator_);
3035     resolver->Protect(iterator_);
3036
3037     pkgCacheFile &cache([database_ cache]);
3038     cache->SetReInstall(iterator_, false);
3039     cache->MarkInstall(iterator_, false);
3040
3041     pkgDepCache::StateCache &state((*cache)[iterator_]);
3042     if (!state.Install())
3043         cache->SetReInstall(iterator_, true);
3044 } }
3045
3046 - (void) remove {
3047 @synchronized (database_) {
3048     pkgProblemResolver *resolver = [database_ resolver];
3049     resolver->Clear(iterator_);
3050     resolver->Remove(iterator_);
3051     resolver->Protect(iterator_);
3052
3053     pkgCacheFile &cache([database_ cache]);
3054     cache->SetReInstall(iterator_, false);
3055     cache->MarkDelete(iterator_, true);
3056 } }
3057
3058 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3059     _profile(Package$isUnfilteredAndSearchedForBy)
3060         bool value(true);
3061
3062         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3063             value &= [self unfiltered];
3064         _end
3065
3066         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3067             value &= [self matches:query];
3068         _end
3069
3070         return value;
3071     _end
3072 }
3073
3074 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3075     if ([search length] == 0)
3076         return false;
3077
3078     _profile(Package$isUnfilteredAndSelectedForBy)
3079         bool value(true);
3080
3081         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3082             value &= [self unfiltered];
3083         _end
3084
3085         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3086             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3087         _end
3088
3089         return value;
3090     _end
3091 }
3092
3093 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3094     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3095 }
3096
3097 - (bool) isVisibleInSection:(NSString *)name {
3098     NSString *section([self section]);
3099
3100     return (
3101         name == nil ||
3102         section == nil && [name length] == 0 ||
3103         [name isEqualToString:section]
3104     ) && [self visible];
3105 }
3106
3107 - (bool) isVisibleInSource:(Source *)source {
3108     return [self source] == source && [self visible];
3109 }
3110
3111 @end
3112 /* }}} */
3113 /* Section Class {{{ */
3114 @interface Section : NSObject {
3115     _H<NSString> name_;
3116     unichar index_;
3117     size_t row_;
3118     size_t count_;
3119     _H<NSString> localized_;
3120 }
3121
3122 - (NSComparisonResult) compareByLocalized:(Section *)section;
3123 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3124 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3125 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3126 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3127 - (NSString *) name;
3128 - (unichar) index;
3129
3130 - (size_t) row;
3131 - (size_t) count;
3132
3133 - (void) addToRow;
3134 - (void) addToCount;
3135
3136 - (void) setCount:(size_t)count;
3137 - (NSString *) localized;
3138
3139 @end
3140
3141 @implementation Section
3142
3143 - (NSComparisonResult) compareByLocalized:(Section *)section {
3144     NSString *lhs(localized_);
3145     NSString *rhs([section localized]);
3146
3147     /*if ([lhs length] != 0 && [rhs length] != 0) {
3148         unichar lhc = [lhs characterAtIndex:0];
3149         unichar rhc = [rhs characterAtIndex:0];
3150
3151         if (isalpha(lhc) && !isalpha(rhc))
3152             return NSOrderedAscending;
3153         else if (!isalpha(lhc) && isalpha(rhc))
3154             return NSOrderedDescending;
3155     }*/
3156
3157     return [lhs compare:rhs options:LaxCompareOptions_];
3158 }
3159
3160 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3161     if ((self = [self initWithName:name localize:NO]) != nil) {
3162         if (localized != nil)
3163             localized_ = localized;
3164     } return self;
3165 }
3166
3167 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3168     return [self initWithName:name row:0 localize:localize];
3169 }
3170
3171 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3172     if ((self = [super init]) != nil) {
3173         name_ = name;
3174         index_ = '\0';
3175         row_ = row;
3176         if (localize)
3177             localized_ = LocalizeSection(name_);
3178     } return self;
3179 }
3180
3181 /* XXX: localize the index thingees */
3182 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3183     if ((self = [super init]) != nil) {
3184         name_ = [NSString stringWithCharacters:&index length:1];
3185         index_ = index;
3186         row_ = row;
3187     } return self;
3188 }
3189
3190 - (NSString *) name {
3191     return name_;
3192 }
3193
3194 - (unichar) index {
3195     return index_;
3196 }
3197
3198 - (size_t) row {
3199     return row_;
3200 }
3201
3202 - (size_t) count {
3203     return count_;
3204 }
3205
3206 - (void) addToRow {
3207     ++row_;
3208 }
3209
3210 - (void) addToCount {
3211     ++count_;
3212 }
3213
3214 - (void) setCount:(size_t)count {
3215     count_ = count;
3216 }
3217
3218 - (NSString *) localized {
3219     return localized_;
3220 }
3221
3222 @end
3223 /* }}} */
3224
3225 class CydiaLogCleaner :
3226     public pkgArchiveCleaner
3227 {
3228   protected:
3229     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3230         unlink(File);
3231     }
3232 };
3233
3234 /* Database Implementation {{{ */
3235 @implementation Database
3236
3237 + (Database *) sharedInstance {
3238     static _H<Database> instance;
3239     if (instance == nil)
3240         instance = [[[Database alloc] init] autorelease];
3241     return instance;
3242 }
3243
3244 - (unsigned) era {
3245     return era_;
3246 }
3247
3248 - (void) releasePackages {
3249     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3250     CFArrayRemoveAllValues(packages_);
3251 }
3252
3253 - (void) dealloc {
3254     // XXX: actually implement this thing
3255     _assert(false);
3256     [self releasePackages];
3257     apr_pool_destroy(pool_);
3258     NSRecycleZone(zone_);
3259     [super dealloc];
3260 }
3261
3262 - (void) _readCydia:(NSNumber *)fd {
3263     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3264     std::istream is(&ib);
3265     std::string line;
3266
3267     static Pcre finish_r("^finish:([^:]*)$");
3268
3269     while (std::getline(is, line)) {
3270         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3271
3272         const char *data(line.c_str());
3273         size_t size = line.size();
3274         lprintf("C:%s\n", data);
3275
3276         if (finish_r(data, size)) {
3277             NSString *finish = finish_r[1];
3278             int index = [Finishes_ indexOfObject:finish];
3279             if (index != INT_MAX && index > Finish_)
3280                 Finish_ = index;
3281         }
3282
3283         [pool release];
3284     }
3285
3286     _assume(false);
3287 }
3288
3289 - (void) _readStatus:(NSNumber *)fd {
3290     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3291     std::istream is(&ib);
3292     std::string line;
3293
3294     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3295     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3296
3297     while (std::getline(is, line)) {
3298         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3299
3300         const char *data(line.c_str());
3301         size_t size(line.size());
3302         lprintf("S:%s\n", data);
3303
3304         if (conffile_r(data, size)) {
3305             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3306             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3307         } else if (strncmp(data, "status: ", 8) == 0) {
3308             // status: <package>: {unpacked,half-configured,installed}
3309             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3310             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3311         } else if (strncmp(data, "processing: ", 12) == 0) {
3312             // processing: configure: config-test
3313             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3314             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3315         } else if (pmstatus_r(data, size)) {
3316             std::string type([pmstatus_r[1] UTF8String]);
3317
3318             NSString *package = pmstatus_r[2];
3319             if ([package isEqualToString:@"dpkg-exec"])
3320                 package = nil;
3321
3322             float percent([pmstatus_r[3] floatValue]);
3323             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3324
3325             NSString *string = pmstatus_r[4];
3326
3327             if (type == "pmerror") {
3328                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3329                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3330             } else if (type == "pmstatus") {
3331                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3332                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3333             } else if (type == "pmconffile")
3334                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3335             else
3336                 lprintf("E:unknown pmstatus\n");
3337         } else
3338             lprintf("E:unknown status\n");
3339
3340         [pool release];
3341     }
3342
3343     _assume(false);
3344 }
3345
3346 - (void) _readOutput:(NSNumber *)fd {
3347     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3348     std::istream is(&ib);
3349     std::string line;
3350
3351     while (std::getline(is, line)) {
3352         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3353
3354         lprintf("O:%s\n", line.c_str());
3355
3356         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3357         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3358
3359         [pool release];
3360     }
3361
3362     _assume(false);
3363 }
3364
3365 - (FILE *) input {
3366     return input_;
3367 }
3368
3369 - (Package *) packageWithName:(NSString *)name {
3370     if (name == nil)
3371         return nil;
3372 @synchronized (self) {
3373     if (static_cast<pkgDepCache *>(cache_) == NULL)
3374         return nil;
3375     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3376     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3377 } }
3378
3379 - (id) init {
3380     if ((self = [super init]) != nil) {
3381         policy_ = NULL;
3382         records_ = NULL;
3383         resolver_ = NULL;
3384         fetcher_ = NULL;
3385         lock_ = NULL;
3386
3387         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3388         apr_pool_create(&pool_, NULL);
3389
3390         size_t capacity(MetaFile_->active_);
3391         if (capacity == 0)
3392             capacity = 16384;
3393         else
3394             capacity += 1024;
3395
3396         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3397         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3398
3399         int fds[2];
3400
3401         _assert(pipe(fds) != -1);
3402         cydiafd_ = fds[1];
3403
3404         _config->Set("APT::Keep-Fds::", cydiafd_);
3405         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3406
3407         [NSThread
3408             detachNewThreadSelector:@selector(_readCydia:)
3409             toTarget:self
3410             withObject:[NSNumber numberWithInt:fds[0]]
3411         ];
3412
3413         _assert(pipe(fds) != -1);
3414         statusfd_ = fds[1];
3415
3416         [NSThread
3417             detachNewThreadSelector:@selector(_readStatus:)
3418             toTarget:self
3419             withObject:[NSNumber numberWithInt:fds[0]]
3420         ];
3421
3422         _assert(pipe(fds) != -1);
3423         _assert(dup2(fds[0], 0) != -1);
3424         _assert(close(fds[0]) != -1);
3425
3426         input_ = fdopen(fds[1], "a");
3427
3428         _assert(pipe(fds) != -1);
3429         _assert(dup2(fds[1], 1) != -1);
3430         _assert(close(fds[1]) != -1);
3431
3432         [NSThread
3433             detachNewThreadSelector:@selector(_readOutput:)
3434             toTarget:self
3435             withObject:[NSNumber numberWithInt:fds[0]]
3436         ];
3437     } return self;
3438 }
3439
3440 - (pkgCacheFile &) cache {
3441     return cache_;
3442 }
3443
3444 - (pkgDepCache::Policy *) policy {
3445     return policy_;
3446 }
3447
3448 - (pkgRecords *) records {
3449     return records_;
3450 }
3451
3452 - (pkgProblemResolver *) resolver {
3453     return resolver_;
3454 }
3455
3456 - (pkgAcquire &) fetcher {
3457     return *fetcher_;
3458 }
3459
3460 - (pkgSourceList &) list {
3461     return *list_;
3462 }
3463
3464 - (NSArray *) packages {
3465     return (NSArray *) packages_;
3466 }
3467
3468 - (NSArray *) sources {
3469     return sourceList_;
3470 }
3471
3472 - (Source *) sourceWithKey:(NSString *)key {
3473     for (Source *source in [self sources]) {
3474         if ([[source key] isEqualToString:key])
3475             return source;
3476     } return nil;
3477 }
3478
3479 - (bool) popErrorWithTitle:(NSString *)title {
3480     bool fatal(false);
3481
3482     while (!_error->empty()) {
3483         std::string error;
3484         bool warning(!_error->PopMessage(error));
3485         if (!warning)
3486             fatal = true;
3487
3488         for (;;) {
3489             size_t size(error.size());
3490             if (size == 0 || error[size - 1] != '\n')
3491                 break;
3492             error.resize(size - 1);
3493         }
3494
3495         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3496
3497         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3498     }
3499
3500     return fatal;
3501 }
3502
3503 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3504     return [self popErrorWithTitle:title] || !success;
3505 }
3506
3507 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3508 @synchronized (self) {
3509     ++era_;
3510
3511     [self releasePackages];
3512
3513     sourceMap_.clear();
3514     [sourceList_ removeAllObjects];
3515
3516     _error->Discard();
3517
3518     delete list_;
3519     list_ = NULL;
3520     manager_ = NULL;
3521     delete lock_;
3522     lock_ = NULL;
3523     delete fetcher_;
3524     fetcher_ = NULL;
3525     delete resolver_;
3526     resolver_ = NULL;
3527     delete records_;
3528     records_ = NULL;
3529     delete policy_;
3530     policy_ = NULL;
3531
3532     cache_.Close();
3533
3534     apr_pool_clear(pool_);
3535
3536     NSRecycleZone(zone_);
3537     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3538
3539     int chk(creat("/tmp/cydia.chk", 0644));
3540     if (chk != -1)
3541         close(chk);
3542
3543     if (invocation != nil)
3544         [invocation invoke];
3545
3546     NSString *title(UCLocalize("DATABASE"));
3547
3548     _trace();
3549     OpProgress progress;
3550     while (!cache_.Open(progress, true)) { pop:
3551         std::string error;
3552         bool warning(!_error->PopMessage(error));
3553         lprintf("cache_.Open():[%s]\n", error.c_str());
3554
3555         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3556             [delegate_ repairWithSelector:@selector(configure)];
3557         else if (error == "The package lists or status file could not be parsed or opened.")
3558             [delegate_ repairWithSelector:@selector(update)];
3559         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3560         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3561         // else if (error == "Malformed Status line")
3562         // else if (error == "The list of sources could not be read.")
3563         else {
3564             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3565             return;
3566         }
3567
3568         if (warning)
3569             goto pop;
3570         _error->Discard();
3571     }
3572     _trace();
3573
3574     unlink("/tmp/cydia.chk");
3575
3576     now_ = [[NSDate date] timeIntervalSince1970];
3577
3578     policy_ = new pkgDepCache::Policy();
3579     records_ = new pkgRecords(cache_);
3580     resolver_ = new pkgProblemResolver(cache_);
3581     fetcher_ = new pkgAcquire(&status_);
3582     lock_ = NULL;
3583
3584     list_ = new pkgSourceList();
3585     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3586         return;
3587
3588     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3589         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3590         return;
3591     }
3592
3593     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3594         return;
3595
3596     if (cache_->BrokenCount() != 0) {
3597         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3598             return;
3599
3600         if (cache_->BrokenCount() != 0) {
3601             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3602             return;
3603         }
3604
3605         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3606             return;
3607     }
3608
3609     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3610         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3611         [sourceList_ addObject:object];
3612
3613         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3614         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3615             // XXX: this could be more intelligent
3616             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3617                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3618                 if (!cached.end())
3619                     sourceMap_[cached->ID] = object;
3620             }
3621     }
3622
3623     {
3624         /*std::vector<Package *> packages;
3625         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3626         packages_ = nil;*/
3627
3628         _trace();
3629
3630         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3631             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3632                 //packages.push_back(package);
3633                 CFArrayAppendValue(packages_, CFRetain(package));
3634
3635         _trace();
3636
3637         /*if (packages.empty())
3638             packages_ = [[NSArray alloc] init];
3639         else
3640             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3641         _trace();*/
3642
3643         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3644         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3645         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3646
3647         /*_trace();
3648         PrintTimes();
3649         _trace();*/
3650
3651         _trace();
3652
3653         /*if (!packages.empty())
3654             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3655         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3656
3657         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3658
3659         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3660
3661         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3662
3663         _trace();
3664
3665         size_t count(CFArrayGetCount(packages_));
3666         MetaFile_->active_ = count;
3667
3668         for (size_t index(0); index != count; ++index)
3669             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3670
3671         _trace();
3672     }
3673 } }
3674
3675 - (void) clear {
3676 @synchronized (self) {
3677     delete resolver_;
3678     resolver_ = new pkgProblemResolver(cache_);
3679
3680     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3681         if (!cache_[iterator].Keep())
3682             cache_->MarkKeep(iterator, false);
3683         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3684             cache_->SetReInstall(iterator, false);
3685 } }
3686
3687 - (void) configure {
3688     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3689     _trace();
3690     system([dpkg UTF8String]);
3691     _trace();
3692 }
3693
3694 - (bool) clean {
3695     // XXX: I don't remember this condition
3696     if (lock_ != NULL)
3697         return false;
3698
3699     FileFd Lock;
3700     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3701
3702     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3703
3704     if ([self popErrorWithTitle:title])
3705         return false;
3706
3707     pkgAcquire fetcher;
3708     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3709
3710     CydiaLogCleaner cleaner;
3711     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3712         return false;
3713
3714     return true;
3715 }
3716
3717 - (bool) prepare {
3718     fetcher_->Shutdown();
3719
3720     pkgRecords records(cache_);
3721
3722     lock_ = new FileFd();
3723     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3724
3725     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3726
3727     if ([self popErrorWithTitle:title])
3728         return false;
3729
3730     pkgSourceList list;
3731     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3732         return false;
3733
3734     manager_ = (_system->CreatePM(cache_));
3735     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3736         return false;
3737
3738     return true;
3739 }
3740
3741 - (void) perform {
3742     bool substrate(RestartSubstrate_);
3743     RestartSubstrate_ = false;
3744
3745     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3746
3747     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3748         pkgSourceList list;
3749         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3750             return;
3751         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3752             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3753     }
3754
3755     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3756
3757     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3758         _trace();
3759         [self popErrorWithTitle:title];
3760         return;
3761     }
3762
3763     bool failed = false;
3764     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3765         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3766             continue;
3767         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3768             continue;
3769
3770         failed = true;
3771     }
3772
3773     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3774
3775     if (failed) {
3776         _trace();
3777         return;
3778     }
3779
3780     if (substrate)
3781         RestartSubstrate_ = true;
3782
3783     _system->UnLock();
3784     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3785
3786     if (_error->PendingError()) {
3787         _trace();
3788         return;
3789     }
3790
3791     if (result == pkgPackageManager::Failed) {
3792         _trace();
3793         return;
3794     }
3795
3796     if (result != pkgPackageManager::Completed) {
3797         _trace();
3798         return;
3799     }
3800
3801     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3802         pkgSourceList list;
3803         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3804             return;
3805         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3806             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3807     }
3808
3809     if (![before isEqualToArray:after])
3810         [self update];
3811 }
3812
3813 - (bool) upgrade {
3814     NSString *title(UCLocalize("UPGRADE"));
3815     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3816         return false;
3817     return true;
3818 }
3819
3820 - (void) update {
3821     [self updateWithStatus:status_];
3822 }
3823
3824 - (void) updateWithStatus:(Status &)status {
3825     NSString *title(UCLocalize("REFRESHING_DATA"));
3826
3827     pkgSourceList list;
3828     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3829         return;
3830
3831     FileFd lock;
3832     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3833     if ([self popErrorWithTitle:title])
3834         return;
3835
3836     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3837
3838     bool success(ListUpdate(status, list, PulseInterval_));
3839     if (status.WasCancelled())
3840         _error->Discard();
3841     else {
3842         [self popErrorWithTitle:title forOperation:success];
3843         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3844         Changed_ = true;
3845     }
3846
3847     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3848 }
3849
3850 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3851     delegate_ = delegate;
3852 }
3853
3854 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3855     progress_ = delegate;
3856     status_.setDelegate(delegate);
3857 }
3858
3859 - (NSObject<ProgressDelegate> *) progressDelegate {
3860     return progress_;
3861 }
3862
3863 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3864     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3865     return i == sourceMap_.end() ? nil : i->second;
3866 }
3867
3868 - (NSString *) mappedSectionForPointer:(const char *)section {
3869     _H<NSString> *mapped;
3870
3871     _profile(Database$mappedSectionForPointer$Cache)
3872         mapped = &sections_[section];
3873     _end
3874
3875     if (*mapped == NULL) {
3876         size_t length(strlen(section));
3877         char spaced[length + 1];
3878
3879         _profile(Database$mappedSectionForPointer$Replace)
3880             for (size_t index(0); index != length; ++index)
3881                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3882             spaced[length] = '\0';
3883         _end
3884
3885         NSString *string;
3886
3887         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3888             string = [NSString stringWithUTF8String:spaced];
3889         _end
3890
3891         _profile(Database$mappedSectionForPointer$Map)
3892             string = [SectionMap_ objectForKey:string] ?: string;
3893         _end
3894
3895         *mapped = string;
3896     } return *mapped;
3897 }
3898
3899 @end
3900 /* }}} */
3901
3902 static _H<NSMutableSet> Diversions_;
3903
3904 @interface Diversion : NSObject {
3905     Pcre pattern_;
3906     _H<NSString> key_;
3907     _H<NSString> format_;
3908 }
3909
3910 @end
3911
3912 @implementation Diversion
3913
3914 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3915     if ((self = [super init]) != nil) {
3916         pattern_ = [from UTF8String];
3917         key_ = from;
3918         format_ = to;
3919     } return self;
3920 }
3921
3922 - (NSString *) divert:(NSString *)url {
3923     return !pattern_(url) ? nil : pattern_->*format_;
3924 }
3925
3926 + (NSURL *) divertURL:(NSURL *)url {
3927   divert:
3928     NSString *href([url absoluteString]);
3929
3930     for (Diversion *diversion in (id) Diversions_)
3931         if (NSString *diverted = [diversion divert:href]) {
3932 #if !ForRelease
3933             NSLog(@"div: %@", diverted);
3934 #endif
3935             url = [NSURL URLWithString:diverted];
3936             goto divert;
3937         }
3938
3939     return url;
3940 }
3941
3942 - (NSString *) key {
3943     return key_;
3944 }
3945
3946 - (NSUInteger) hash {
3947     return [key_ hash];
3948 }
3949
3950 - (BOOL) isEqual:(Diversion *)object {
3951     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3952 }
3953
3954 @end
3955
3956 @interface CydiaObject : NSObject {
3957     _H<IndirectDelegate> indirect_;
3958     _transient id delegate_;
3959 }
3960
3961 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3962
3963 @end
3964
3965 @interface CydiaWebViewController : CyteWebViewController {
3966     _H<CydiaObject> cydia_;
3967 }
3968
3969 + (void) addDiversion:(Diversion *)diversion;
3970
3971 @end
3972
3973 /* Web Scripting {{{ */
3974 @implementation CydiaObject
3975
3976 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3977     if ((self = [super init]) != nil) {
3978         indirect_ = indirect;
3979     } return self;
3980 }
3981
3982 - (void) setDelegate:(id)delegate {
3983     delegate_ = delegate;
3984 }
3985
3986 + (NSArray *) _attributeKeys {
3987     return [NSArray arrayWithObjects:
3988         @"bbsnum",
3989         @"cydiaSource",
3990         @"device",
3991         @"ecid",
3992         @"firmware",
3993         @"hostname",
3994         @"idiom",
3995         @"model",
3996         @"plmn",
3997         @"role",
3998         @"serial",
3999         @"token",
4000         @"version",
4001     nil];
4002 }
4003
4004 - (NSArray *) attributeKeys {
4005     return [[self class] _attributeKeys];
4006 }
4007
4008 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4009     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4010 }
4011
4012 - (NSString *) version {
4013     return Cydia_;
4014 }
4015
4016 - (NSString *) device {
4017     return [[UIDevice currentDevice] uniqueIdentifier];
4018 }
4019
4020 - (NSString *) firmware {
4021     return [[UIDevice currentDevice] systemVersion];
4022 }
4023
4024 - (NSString *) hostname {
4025     return [[UIDevice currentDevice] name];
4026 }
4027
4028 - (NSString *) idiom {
4029     return (id) Idiom_ ?: [NSNull null];
4030 }
4031
4032 - (NSString *) plmn {
4033     return (id) PLMN_ ?: [NSNull null];
4034 }
4035
4036 - (NSString *) bbsnum {
4037     return (id) BBSNum_ ?: [NSNull null];
4038 }
4039
4040 - (NSString *) ecid {
4041     return (id) ChipID_ ?: [NSNull null];
4042 }
4043
4044 - (NSString *) serial {
4045     return SerialNumber_;
4046 }
4047
4048 - (NSString *) role {
4049     return (id) Role_ ?: [NSNull null];
4050 }
4051
4052 - (NSString *) model {
4053     return [NSString stringWithUTF8String:Machine_];
4054 }
4055
4056 - (NSString *) token {
4057     return (id) Token_ ?: [NSNull null];
4058 }
4059
4060 + (NSString *) webScriptNameForSelector:(SEL)selector {
4061     if (false);
4062     else if (selector == @selector(addBridgedHost:))
4063         return @"addBridgedHost";
4064     else if (selector == @selector(addInsecureHost:))
4065         return @"addInsecureHost";
4066     else if (selector == @selector(addInternalRedirect::))
4067         return @"addInternalRedirect";
4068     else if (selector == @selector(addPipelinedHost:scheme:))
4069         return @"addPipelinedHost";
4070     else if (selector == @selector(addSource:::))
4071         return @"addSource";
4072     else if (selector == @selector(addTokenHost:))
4073         return @"addTokenHost";
4074     else if (selector == @selector(addTrivialSource:))
4075         return @"addTrivialSource";
4076     else if (selector == @selector(close))
4077         return @"close";
4078     else if (selector == @selector(du:))
4079         return @"du";
4080     else if (selector == @selector(stringWithFormat:arguments:))
4081         return @"format";
4082     else if (selector == @selector(getAllSources))
4083         return @"getAllSourcs";
4084     else if (selector == @selector(getKernelNumber:))
4085         return @"getKernelNumber";
4086     else if (selector == @selector(getKernelString:))
4087         return @"getKernelString";
4088     else if (selector == @selector(getInstalledPackages))
4089         return @"getInstalledPackages";
4090     else if (selector == @selector(getIORegistryEntry::))
4091         return @"getIORegistryEntry";
4092     else if (selector == @selector(getLocaleIdentifier))
4093         return @"getLocaleIdentifier";
4094     else if (selector == @selector(getPreferredLanguages))
4095         return @"getPreferredLanguages";
4096     else if (selector == @selector(getPackageById:))
4097         return @"getPackageById";
4098     else if (selector == @selector(getMetadataKeys))
4099         return @"getMetadataKeys";
4100     else if (selector == @selector(getMetadataValue:))
4101         return @"getMetadataValue";
4102     else if (selector == @selector(getSessionValue:))
4103         return @"getSessionValue";
4104     else if (selector == @selector(installPackages:))
4105         return @"installPackages";
4106     else if (selector == @selector(localizedStringForKey:value:table:))
4107         return @"localize";
4108     else if (selector == @selector(popViewController:))
4109         return @"popViewController";
4110     else if (selector == @selector(refreshSources))
4111         return @"refreshSources";
4112     else if (selector == @selector(removeButton))
4113         return @"removeButton";
4114     else if (selector == @selector(saveConfig))
4115         return @"saveConfig";
4116     else if (selector == @selector(setCydiaSource:))
4117         return @"setCydiaSource";
4118     else if (selector == @selector(setMetadataValue::))
4119         return @"setMetadataValue";
4120     else if (selector == @selector(setSessionValue::))
4121         return @"setSessionValue";
4122     else if (selector == @selector(substitutePackageNames:))
4123         return @"substitutePackageNames";
4124     else if (selector == @selector(scrollToBottom:))
4125         return @"scrollToBottom";
4126     else if (selector == @selector(setAllowsNavigationAction:))
4127         return @"setAllowsNavigationAction";
4128     else if (selector == @selector(setBadgeValue:))
4129         return @"setBadgeValue";
4130     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4131         return @"setButtonImage";
4132     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4133         return @"setButtonTitle";
4134     else if (selector == @selector(setHidesBackButton:))
4135         return @"setHidesBackButton";
4136     else if (selector == @selector(setHidesNavigationBar:))
4137         return @"setHidesNavigationBar";
4138     else if (selector == @selector(setNavigationBarStyle:))
4139         return @"setNavigationBarStyle";
4140     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4141         return @"setNavigationBarTintColor";
4142     else if (selector == @selector(setPasteboardString:))
4143         return @"setPasteboardString";
4144     else if (selector == @selector(setPasteboardURL:))
4145         return @"setPasteboardURL";
4146     else if (selector == @selector(setToken:))
4147         return @"setToken";
4148     else if (selector == @selector(setViewportWidth:))
4149         return @"setViewportWidth";
4150     else if (selector == @selector(statfs:))
4151         return @"statfs";
4152     else if (selector == @selector(supports:))
4153         return @"supports";
4154     else if (selector == @selector(unload))
4155         return @"unload";
4156     else
4157         return nil;
4158 }
4159
4160 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4161     return [self webScriptNameForSelector:selector] == nil;
4162 }
4163
4164 - (BOOL) supports:(NSString *)feature {
4165     return [feature isEqualToString:@"window.open"];
4166 }
4167
4168 - (void) unload {
4169     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4170 }
4171
4172 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4173     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4174 }
4175
4176 - (NSNumber *) getKernelNumber:(NSString *)name {
4177     const char *string([name UTF8String]);
4178
4179     size_t size;
4180     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4181         return (id) [NSNull null];
4182
4183     if (size != sizeof(int))
4184         return (id) [NSNull null];
4185
4186     int value;
4187     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4188         return (id) [NSNull null];
4189
4190     return [NSNumber numberWithInt:value];
4191 }
4192
4193 - (NSString *) getKernelString:(NSString *)name {
4194     const char *string([name UTF8String]);
4195
4196     size_t size;
4197     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4198         return (id) [NSNull null];
4199
4200     char value[size + 1];
4201     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4202         return (id) [NSNull null];
4203
4204     // XXX: just in case you request something ludicrous
4205     value[size] = '\0';
4206
4207     return [NSString stringWithCString:value];
4208 }
4209
4210 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4211     NSObject *value(CYIOGetValue([path UTF8String], entry));
4212
4213     if (value != nil)
4214         if ([value isKindOfClass:[NSData class]])
4215             value = CYHex((NSData *) value);
4216
4217     return value;
4218 }
4219
4220 - (void) _setCydiaSource:(NSString *)source {
4221     @synchronized (HostConfig_) {
4222         CydiaSource_ = source;
4223         [Metadata_ setObject:source forKey:@"CydiaSource"];
4224     }
4225
4226     Changed_ = true;
4227 }
4228
4229 - (void) setCydiaSource:(NSString *)source {
4230     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4231 }
4232
4233 - (NSString *) cydiaSource {
4234     @synchronized (HostConfig_) {
4235         return (id) CydiaSource_ ?: [NSNull null];
4236     }
4237 }
4238
4239 - (NSArray *) getMetadataKeys {
4240 @synchronized (Values_) {
4241     return [Values_ allKeys];
4242 } }
4243
4244 - (id) getMetadataValue:(NSString *)key {
4245 @synchronized (Values_) {
4246     return [Values_ objectForKey:key];
4247 } }
4248
4249 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4250 @synchronized (Values_) {
4251     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4252         [Values_ removeObjectForKey:key];
4253     else
4254         [Values_ setObject:value forKey:key];
4255
4256     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4257 } }
4258
4259 - (id) getSessionValue:(NSString *)key {
4260 @synchronized (SessionData_) {
4261     return [SessionData_ objectForKey:key];
4262 } }
4263
4264 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4265 @synchronized (SessionData_) {
4266     if (value == (id) [WebUndefined undefined])
4267         [SessionData_ removeObjectForKey:key];
4268     else
4269         [SessionData_ setObject:value forKey:key];
4270 } }
4271
4272 - (void) addBridgedHost:(NSString *)host {
4273 @synchronized (HostConfig_) {
4274     [BridgedHosts_ addObject:host];
4275 } }
4276
4277 - (void) addInsecureHost:(NSString *)host {
4278 @synchronized (HostConfig_) {
4279     [InsecureHosts_ addObject:host];
4280 } }
4281
4282 - (void) addTokenHost:(NSString *)host {
4283 @synchronized (HostConfig_) {
4284     [TokenHosts_ addObject:host];
4285 } }
4286
4287 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4288 @synchronized (HostConfig_) {
4289     if (scheme != (id) [WebUndefined undefined])
4290         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4291
4292     [PipelinedHosts_ addObject:host];
4293 } }
4294
4295 - (void) popViewController:(NSNumber *)value {
4296     if (value == (id) [WebUndefined undefined])
4297         value = [NSNumber numberWithBool:YES];
4298     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4299 }
4300
4301 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4302     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4303
4304     for (NSString *section in sections)
4305         [array addObject:section];
4306
4307     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4308         @"deb", @"Type",
4309         href, @"URI",
4310         distribution, @"Distribution",
4311         array, @"Sections",
4312     nil] waitUntilDone:NO];
4313 }
4314
4315 - (void) addTrivialSource:(NSString *)href {
4316     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4317 }
4318
4319 - (void) refreshSources {
4320     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4321 }
4322
4323 - (void) saveConfig {
4324     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4325 }
4326
4327 - (NSArray *) getAllSources {
4328     return [[Database sharedInstance] sources];
4329 }
4330
4331 - (NSArray *) getInstalledPackages {
4332     Database *database([Database sharedInstance]);
4333 @synchronized (database) {
4334     NSArray *packages([database packages]);
4335     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4336     for (Package *package in packages)
4337         if (![package uninstalled])
4338             [installed addObject:package];
4339     return installed;
4340 } }
4341
4342 - (Package *) getPackageById:(NSString *)id {
4343     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4344         [package parse];
4345         return package;
4346     } else
4347         return (Package *) [NSNull null];
4348 }
4349
4350 - (NSString *) getLocaleIdentifier {
4351     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4352 }
4353
4354 - (NSArray *) getPreferredLanguages {
4355     return Languages_;
4356 }
4357
4358 - (NSArray *) statfs:(NSString *)path {
4359     struct statfs stat;
4360
4361     if (path == nil || statfs([path UTF8String], &stat) == -1)
4362         return nil;
4363
4364     return [NSArray arrayWithObjects:
4365         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4366         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4367         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4368     nil];
4369 }
4370
4371 - (NSNumber *) du:(NSString *)path {
4372     NSNumber *value(nil);
4373
4374     int fds[2];
4375     _assert(pipe(fds) != -1);
4376
4377     pid_t pid(ExecFork());
4378     if (pid == 0) {
4379         _assert(dup2(fds[1], 1) != -1);
4380         _assert(close(fds[0]) != -1);
4381         _assert(close(fds[1]) != -1);
4382         /* XXX: this should probably not use du */
4383         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4384         exit(1);
4385         _assert(false);
4386     }
4387
4388     _assert(close(fds[1]) != -1);
4389
4390     if (FILE *du = fdopen(fds[0], "r")) {
4391         char line[1024];
4392         while (fgets(line, sizeof(line), du) != NULL) {
4393             size_t length(strlen(line));
4394             while (length != 0 && line[length - 1] == '\n')
4395                 line[--length] = '\0';
4396             if (char *tab = strchr(line, '\t')) {
4397                 *tab = '\0';
4398                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4399             }
4400         }
4401
4402         fclose(du);
4403     } else _assert(close(fds[0]));
4404
4405     int status;
4406   wait:
4407     if (waitpid(pid, &status, 0) == -1)
4408         if (errno == EINTR)
4409             goto wait;
4410         else _assert(false);
4411
4412     return value;
4413 }
4414
4415 - (void) close {
4416     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4417 }
4418
4419 - (void) installPackages:(NSArray *)packages {
4420     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4421 }
4422
4423 - (NSString *) substitutePackageNames:(NSString *)message {
4424     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4425     for (size_t i(0), e([words count]); i != e; ++i) {
4426         NSString *word([words objectAtIndex:i]);
4427         if (Package *package = [[Database sharedInstance] packageWithName:word])
4428             [words replaceObjectAtIndex:i withObject:[package name]];
4429     }
4430
4431     return [words componentsJoinedByString:@" "];
4432 }
4433
4434 - (void) removeButton {
4435     [indirect_ removeButton];
4436 }
4437
4438 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4439     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4440 }
4441
4442 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4443     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4444 }
4445
4446 - (void) setBadgeValue:(id)value {
4447     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4448 }
4449
4450 - (void) setAllowsNavigationAction:(NSString *)value {
4451     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4452 }
4453
4454 - (void) setHidesBackButton:(NSString *)value {
4455     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4456 }
4457
4458 - (void) setHidesNavigationBar:(NSString *)value {
4459     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4460 }
4461
4462 - (void) setNavigationBarStyle:(NSString *)value {
4463     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4464 }
4465
4466 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4467     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4468     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4469     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4470 }
4471
4472 - (void) setPasteboardString:(NSString *)value {
4473     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4474 }
4475
4476 - (void) setPasteboardURL:(NSString *)value {
4477     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4478 }
4479
4480 - (void) _setToken:(NSString *)token {
4481     Token_ = token;
4482
4483     if (token == nil)
4484         [Metadata_ removeObjectForKey:@"Token"];
4485     else
4486         [Metadata_ setObject:Token_ forKey:@"Token"];
4487
4488     Changed_ = true;
4489 }
4490
4491 - (void) setToken:(NSString *)token {
4492     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4493 }
4494
4495 - (void) scrollToBottom:(NSNumber *)animated {
4496     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4497 }
4498
4499 - (void) setViewportWidth:(float)width {
4500     [indirect_ setViewportWidthOnMainThread:width];
4501 }
4502
4503 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4504     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4505     unsigned count([arguments count]);
4506     id values[count];
4507     for (unsigned i(0); i != count; ++i)
4508         values[i] = [arguments objectAtIndex:i];
4509     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4510 }
4511
4512 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4513     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4514         value = nil;
4515     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4516         table = nil;
4517     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4518 }
4519
4520 @end
4521 /* }}} */
4522
4523 @interface NSURL (CydiaSecure)
4524 @end
4525
4526 @implementation NSURL (CydiaSecure)
4527
4528 - (bool) isCydiaSecure {
4529     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4530         return true;
4531
4532     @synchronized (HostConfig_) {
4533         if ([InsecureHosts_ containsObject:[self host]])
4534             return true;
4535     }
4536
4537     return false;
4538 }
4539
4540 @end
4541
4542 /* Cydia Browser Controller {{{ */
4543 @implementation CydiaWebViewController
4544
4545 - (NSURL *) navigationURL {
4546     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4547 }
4548
4549 + (void) _initialize {
4550     [super _initialize];
4551
4552     Diversions_ = [NSMutableSet setWithCapacity:0];
4553 }
4554
4555 + (void) addDiversion:(Diversion *)diversion {
4556     [Diversions_ addObject:diversion];
4557 }
4558
4559 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4560     [super webView:view didClearWindowObject:window forFrame:frame];
4561
4562     WebDataSource *source([frame dataSource]);
4563     NSURLResponse *response([source response]);
4564     NSURL *url([response URL]);
4565     NSString *scheme([[url scheme] lowercaseString]);
4566
4567     bool bridged(false);
4568
4569     @synchronized (HostConfig_) {
4570         if ([scheme isEqualToString:@"file"])
4571             bridged = true;
4572         else if ([scheme isEqualToString:@"https"])
4573             if ([BridgedHosts_ containsObject:[url host]])
4574                 bridged = true;
4575     }
4576
4577     if (bridged)
4578         [window setValue:cydia_ forKey:@"cydia"];
4579 }
4580
4581 - (void) _setupMail:(MFMailComposeViewController *)controller {
4582     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4583
4584     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4585     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4586 }
4587
4588 - (NSURL *) URLWithURL:(NSURL *)url {
4589     return [Diversion divertURL:url];
4590 }
4591
4592 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4593     NSURL *url([request URL]);
4594     NSString *host([url host]);
4595
4596     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4597
4598     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4599         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4600     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4601         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4602
4603     bool token;
4604     @synchronized (HostConfig_) {
4605         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4606     }
4607
4608     if ([url isCydiaSecure] && token) {
4609         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4610             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4611     }
4612
4613     return copy;
4614 }
4615
4616 - (void) setDelegate:(id)delegate {
4617     [super setDelegate:delegate];
4618     [cydia_ setDelegate:delegate];
4619 }
4620
4621 - (NSString *) applicationNameForUserAgent {
4622     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4623
4624     if (Safari_ != nil)
4625         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4626     if (Build_ != nil)
4627         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4628     if (Product_ != nil)
4629         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4630
4631     return application;
4632 }
4633
4634 - (id) init {
4635     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4636         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4637     } return self;
4638 }
4639
4640 @end
4641
4642 @interface AppCacheController : CydiaWebViewController {
4643 }
4644
4645 @end
4646
4647 @implementation AppCacheController
4648
4649 - (void) didReceiveMemoryWarning {
4650 }
4651
4652 @end
4653 /* }}} */
4654
4655 // CydiaScript {{{
4656 @interface NSObject (CydiaScript)
4657 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4658 @end
4659
4660 @implementation NSObject (CydiaScript)
4661
4662 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4663     return self;
4664 }
4665
4666 @end
4667
4668 @implementation NSArray (CydiaScript)
4669
4670 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4671     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4672     for (size_t i(0), e([self count]); i != e; ++i)
4673         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4674     return object;
4675 }
4676
4677 @end
4678
4679 @implementation NSDictionary (CydiaScript)
4680
4681 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4682     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4683     for (id i in self)
4684         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4685     return object;
4686 }
4687
4688 @end
4689 // }}}
4690
4691 /* Confirmation Controller {{{ */
4692 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4693     if (!iterator.end())
4694         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4695             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4696                 continue;
4697             pkgCache::PkgIterator package(dep.TargetPkg());
4698             if (package.end())
4699                 continue;
4700             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4701                 return true;
4702         }
4703
4704     return false;
4705 }
4706
4707 @protocol ConfirmationControllerDelegate
4708 - (void) cancelAndClear:(bool)clear;
4709 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4710 - (void) queue;
4711 @end
4712
4713 @interface ConfirmationController : CydiaWebViewController {
4714     _transient Database *database_;
4715
4716     _H<UIAlertView> essential_;
4717
4718     _H<NSDictionary> changes_;
4719     _H<NSMutableArray> issues_;
4720     _H<NSDictionary> sizes_;
4721
4722     BOOL substrate_;
4723 }
4724
4725 - (id) initWithDatabase:(Database *)database;
4726
4727 @end
4728
4729 @implementation ConfirmationController
4730
4731 - (void) complete {
4732     if (substrate_)
4733         RestartSubstrate_ = true;
4734     [delegate_ confirmWithNavigationController:[self navigationController]];
4735 }
4736
4737 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4738     NSString *context([alert context]);
4739
4740     if ([context isEqualToString:@"remove"]) {
4741         if (button == [alert cancelButtonIndex])
4742             [self dismissModalViewControllerAnimated:YES];
4743         else if (button == [alert firstOtherButtonIndex]) {
4744             [self complete];
4745         }
4746
4747         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4748     } else if ([context isEqualToString:@"unable"]) {
4749         [self dismissModalViewControllerAnimated:YES];
4750         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4751     } else {
4752         [super alertView:alert clickedButtonAtIndex:button];
4753     }
4754 }
4755
4756 - (void) _doContinue {
4757     [delegate_ cancelAndClear:NO];
4758     [self dismissModalViewControllerAnimated:YES];
4759 }
4760
4761 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4762     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4763     return nil;
4764 }
4765
4766 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4767     [super webView:view didClearWindowObject:window forFrame:frame];
4768
4769     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4770         (id) changes_, @"changes",
4771         (id) issues_, @"issues",
4772         (id) sizes_, @"sizes",
4773         self, @"queue",
4774     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4775 }
4776
4777 - (id) initWithDatabase:(Database *)database {
4778     if ((self = [super init]) != nil) {
4779         database_ = database;
4780
4781         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4782         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4783         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4784         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4785         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4786
4787         bool remove(false);
4788
4789         pkgCacheFile &cache([database_ cache]);
4790         NSArray *packages([database_ packages]);
4791         pkgDepCache::Policy *policy([database_ policy]);
4792
4793         issues_ = [NSMutableArray arrayWithCapacity:4];
4794
4795         for (Package *package in packages) {
4796             pkgCache::PkgIterator iterator([package iterator]);
4797             NSString *name([package id]);
4798
4799             if ([package broken]) {
4800                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4801
4802                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4803                     name, @"package",
4804                     reasons, @"reasons",
4805                 nil]];
4806
4807                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4808                 if (ver.end())
4809                     continue;
4810
4811                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4812                     pkgCache::DepIterator start;
4813                     pkgCache::DepIterator end;
4814                     dep.GlobOr(start, end); // ++dep
4815
4816                     if (!cache->IsImportantDep(end))
4817                         continue;
4818                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4819                         continue;
4820
4821                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4822
4823                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4824                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4825                         clauses, @"clauses",
4826                     nil]];
4827
4828                     _forever {
4829                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4830
4831                         pkgCache::PkgIterator target(start.TargetPkg());
4832                         if (target->ProvidesList != 0)
4833                             reason = @"missing";
4834                         else {
4835                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4836                             if (!ver.end()) {
4837                                 reason = @"installed";
4838                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4839                             } else if (!cache[target].CandidateVerIter(cache).end())
4840                                 reason = @"uninstalled";
4841                             else if (target->ProvidesList == 0)
4842                                 reason = @"uninstallable";
4843                             else
4844                                 reason = @"virtual";
4845                         }
4846
4847                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4848                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4849                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4850                         nil]);
4851
4852                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4853                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4854                             version, @"version",
4855                             reason, @"reason",
4856                             installed, @"installed",
4857                         nil]];
4858
4859                         // yes, seriously. (wtf?)
4860                         if (start == end)
4861                             break;
4862                         ++start;
4863                     }
4864                 }
4865             }
4866
4867             pkgDepCache::StateCache &state(cache[iterator]);
4868
4869             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4870
4871             if (state.NewInstall())
4872                 [installs addObject:name];
4873             // XXX: else if (state.Install())
4874             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4875                 [reinstalls addObject:name];
4876             // XXX: move before previous if
4877             else if (state.Upgrade())
4878                 [upgrades addObject:name];
4879             else if (state.Downgrade())
4880                 [downgrades addObject:name];
4881             else if (!state.Delete())
4882                 // XXX: _assert(state.Keep());
4883                 continue;
4884             else if (special_r(name))
4885                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4886                     [NSNull null], @"package",
4887                     [NSArray arrayWithObjects:
4888                         [NSDictionary dictionaryWithObjectsAndKeys:
4889                             @"Conflicts", @"relationship",
4890                             [NSArray arrayWithObjects:
4891                                 [NSDictionary dictionaryWithObjectsAndKeys:
4892                                     name, @"package",
4893                                     [NSNull null], @"version",
4894                                     @"installed", @"reason",
4895                                 nil],
4896                             nil], @"clauses",
4897                         nil],
4898                     nil], @"reasons",
4899                 nil]];
4900             else {
4901                 if ([package essential])
4902                     remove = true;
4903                 [removes addObject:name];
4904             }
4905
4906             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4907             substrate_ |= DepSubstrate(iterator.CurrentVer());
4908         }
4909
4910         if (!remove)
4911             essential_ = nil;
4912         else if (Advanced_) {
4913             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4914
4915             essential_ = [[[UIAlertView alloc]
4916                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4917                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4918                 delegate:self
4919                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4920                 otherButtonTitles:
4921                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4922                 nil
4923             ] autorelease];
4924
4925             [essential_ setContext:@"remove"];
4926         } else {
4927             essential_ = [[[UIAlertView alloc]
4928                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4929                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4930                 delegate:self
4931                 cancelButtonTitle:UCLocalize("OKAY")
4932                 otherButtonTitles:nil
4933             ] autorelease];
4934
4935             [essential_ setContext:@"unable"];
4936         }
4937
4938         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4939             installs, @"installs",
4940             reinstalls, @"reinstalls",
4941             upgrades, @"upgrades",
4942             downgrades, @"downgrades",
4943             removes, @"removes",
4944         nil];
4945
4946         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4947             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4948             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4949         nil];
4950
4951         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4952     } return self;
4953 }
4954
4955 - (UIBarButtonItem *) leftButton {
4956     return [[[UIBarButtonItem alloc]
4957         initWithTitle:UCLocalize("CANCEL")
4958         style:UIBarButtonItemStylePlain
4959         target:self
4960         action:@selector(cancelButtonClicked)
4961     ] autorelease];
4962 }
4963
4964 #if !AlwaysReload
4965 - (void) applyRightButton {
4966     if ([issues_ count] == 0 && ![self isLoading])
4967         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4968             initWithTitle:UCLocalize("CONFIRM")
4969             style:UIBarButtonItemStyleDone
4970             target:self
4971             action:@selector(confirmButtonClicked)
4972         ] autorelease]];
4973     else
4974         [[self navigationItem] setRightBarButtonItem:nil];
4975 }
4976 #endif
4977
4978 - (void) cancelButtonClicked {
4979     [self dismissModalViewControllerAnimated:YES];
4980     [delegate_ cancelAndClear:YES];
4981 }
4982
4983 #if !AlwaysReload
4984 - (void) confirmButtonClicked {
4985     if (essential_ != nil)
4986         [essential_ show];
4987     else
4988         [self complete];
4989 }
4990 #endif
4991
4992 @end
4993 /* }}} */
4994
4995 /* Progress Data {{{ */
4996 @interface CydiaProgressData : NSObject {
4997     _transient id delegate_;
4998
4999     bool running_;
5000     float percent_;
5001
5002     float current_;
5003     float total_;
5004     float speed_;
5005
5006     _H<NSMutableArray> events_;
5007     _H<NSString> title_;
5008
5009     _H<NSString> status_;
5010     _H<NSString> finish_;
5011 }
5012
5013 @end
5014
5015 @implementation CydiaProgressData
5016
5017 + (NSArray *) _attributeKeys {
5018     return [NSArray arrayWithObjects:
5019         @"current",
5020         @"events",
5021         @"finish",
5022         @"percent",
5023         @"running",
5024         @"speed",
5025         @"title",
5026         @"total",
5027     nil];
5028 }
5029
5030 - (NSArray *) attributeKeys {
5031     return [[self class] _attributeKeys];
5032 }
5033
5034 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5035     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5036 }
5037
5038 - (id) init {
5039     if ((self = [super init]) != nil) {
5040         events_ = [NSMutableArray arrayWithCapacity:32];
5041     } return self;
5042 }
5043
5044 - (void) setDelegate:(id)delegate {
5045     delegate_ = delegate;
5046 }
5047
5048 - (void) setPercent:(float)value {
5049     percent_ = value;
5050 }
5051
5052 - (NSNumber *) percent {
5053     return [NSNumber numberWithFloat:percent_];
5054 }
5055
5056 - (void) setCurrent:(float)value {
5057     current_ = value;
5058 }
5059
5060 - (NSNumber *) current {
5061     return [NSNumber numberWithFloat:current_];
5062 }
5063
5064 - (void) setTotal:(float)value {
5065     total_ = value;
5066 }
5067
5068 - (NSNumber *) total {
5069     return [NSNumber numberWithFloat:total_];
5070 }
5071
5072 - (void) setSpeed:(float)value {
5073     speed_ = value;
5074 }
5075
5076 - (NSNumber *) speed {
5077     return [NSNumber numberWithFloat:speed_];
5078 }
5079
5080 - (NSArray *) events {
5081     return events_;
5082 }
5083
5084 - (void) removeAllEvents {
5085     [events_ removeAllObjects];
5086 }
5087
5088 - (void) addEvent:(CydiaProgressEvent *)event {
5089     [events_ addObject:event];
5090 }
5091
5092 - (void) setTitle:(NSString *)text {
5093     title_ = text;
5094 }
5095
5096 - (NSString *) title {
5097     return title_;
5098 }
5099
5100 - (void) setFinish:(NSString *)text {
5101     finish_ = text;
5102 }
5103
5104 - (NSString *) finish {
5105     return (id) finish_ ?: [NSNull null];
5106 }
5107
5108 - (void) setRunning:(bool)running {
5109     running_ = running;
5110 }
5111
5112 - (NSNumber *) running {
5113     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5114 }
5115
5116 @end
5117 /* }}} */
5118 /* Progress Controller {{{ */
5119 @interface ProgressController : CydiaWebViewController <
5120     ProgressDelegate
5121 > {
5122     _transient Database *database_;
5123     _H<CydiaProgressData, 1> progress_;
5124     unsigned cancel_;
5125 }
5126
5127 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5128
5129 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5130
5131 - (void) setTitle:(NSString *)title;
5132 - (void) setCancellable:(bool)cancellable;
5133
5134 @end
5135
5136 @implementation ProgressController
5137
5138 - (void) dealloc {
5139     [database_ setProgressDelegate:nil];
5140     [super dealloc];
5141 }
5142
5143 - (UIBarButtonItem *) leftButton {
5144     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5145         initWithTitle:UCLocalize("CANCEL")
5146         style:UIBarButtonItemStylePlain
5147         target:self
5148         action:@selector(cancel)
5149     ] autorelease] : nil;
5150 }
5151
5152 - (void) updateCancel {
5153     [super applyLeftButton];
5154 }
5155
5156 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5157     if ((self = [super init]) != nil) {
5158         database_ = database;
5159         delegate_ = delegate;
5160
5161         [database_ setProgressDelegate:self];
5162
5163         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5164         [progress_ setDelegate:self];
5165
5166         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5167
5168         [scroller_ setBackgroundColor:[UIColor blackColor]];
5169
5170         [[self navigationItem] setHidesBackButton:YES];
5171
5172         [self updateCancel];
5173     } return self;
5174 }
5175
5176 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5177     [super webView:view didClearWindowObject:window forFrame:frame];
5178     [window setValue:progress_ forKey:@"cydiaProgress"];
5179 }
5180
5181 - (void) updateProgress {
5182     [self dispatchEvent:@"CydiaProgressUpdate"];
5183 }
5184
5185 - (void) viewWillAppear:(BOOL)animated {
5186     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5187     [super viewWillAppear:animated];
5188 }
5189
5190 - (void) close {
5191     UpdateExternalStatus(0);
5192
5193     if (Finish_ > 1)
5194         [delegate_ saveState];
5195
5196     switch (Finish_) {
5197         case 0:
5198             [delegate_ returnToCydia];
5199         break;
5200
5201         case 1:
5202             [delegate_ terminateWithSuccess];
5203             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5204                 [delegate_ suspendWithAnimation:YES];
5205             else
5206                 [delegate_ suspend];*/
5207         break;
5208
5209         case 2:
5210             _trace();
5211             goto reload;
5212
5213         case 3:
5214             _trace();
5215             goto reload;
5216
5217         reload:
5218             system("/usr/bin/sbreload");
5219             _trace();
5220         break;
5221
5222         case 4:
5223             _trace();
5224             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5225                 SBReboot(SBSSpringBoardServerPort());
5226             else
5227                 reboot2(RB_AUTOBOOT);
5228         break;
5229     }
5230
5231     [super close];
5232 }
5233
5234 - (void) setTitle:(NSString *)title {
5235     [progress_ setTitle:title];
5236     [self updateProgress];
5237 }
5238
5239 - (UIBarButtonItem *) rightButton {
5240     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5241         initWithTitle:UCLocalize("CLOSE")
5242         style:UIBarButtonItemStylePlain
5243         target:self
5244         action:@selector(close)
5245     ] autorelease];
5246 }
5247
5248 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5249     UpdateExternalStatus(1);
5250
5251     [progress_ setRunning:true];
5252     [self setTitle:title];
5253     // implicit updateProgress
5254
5255     SHA1SumValue notifyconf; {
5256         FileFd file;
5257         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5258             _error->Discard();
5259         else {
5260             MMap mmap(file, MMap::ReadOnly);
5261             SHA1Summation sha1;
5262             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5263             notifyconf = sha1.Result();
5264         }
5265     }
5266
5267     SHA1SumValue springlist; {
5268         FileFd file;
5269         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5270             _error->Discard();
5271         else {
5272             MMap mmap(file, MMap::ReadOnly);
5273             SHA1Summation sha1;
5274             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5275             springlist = sha1.Result();
5276         }
5277     }
5278
5279     if (invocation != nil) {
5280         [invocation yieldToSelector:@selector(invoke)];
5281         [self setTitle:@"COMPLETE"];
5282     }
5283
5284     if (Finish_ < 4) {
5285         FileFd file;
5286         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5287             _error->Discard();
5288         else {
5289             MMap mmap(file, MMap::ReadOnly);
5290             SHA1Summation sha1;
5291             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5292             if (!(notifyconf == sha1.Result()))
5293                 Finish_ = 4;
5294         }
5295     }
5296
5297     if (Finish_ < 3) {
5298         FileFd file;
5299         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5300             _error->Discard();
5301         else {
5302             MMap mmap(file, MMap::ReadOnly);
5303             SHA1Summation sha1;
5304             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5305             if (!(springlist == sha1.Result()))
5306                 Finish_ = 3;
5307         }
5308     }
5309
5310     if (Finish_ < 2) {
5311         if (RestartSubstrate_)
5312             Finish_ = 2;
5313     }
5314
5315     RestartSubstrate_ = false;
5316
5317     switch (Finish_) {
5318         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5319         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5320         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5321         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5322         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5323     }
5324
5325     _trace();
5326     system("su -c /usr/bin/uicache mobile");
5327     _trace();
5328
5329     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5330
5331     [progress_ setRunning:false];
5332     [self updateProgress];
5333
5334     [self applyRightButton];
5335 }
5336
5337 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5338     [progress_ addEvent:event];
5339     [self updateProgress];
5340 }
5341
5342 - (bool) isProgressCancelled {
5343     return cancel_ == 2;
5344 }
5345
5346 - (void) cancel {
5347     cancel_ = 2;
5348     [self updateCancel];
5349 }
5350
5351 - (void) setCancellable:(bool)cancellable {
5352     unsigned cancel(cancel_);
5353
5354     if (!cancellable)
5355         cancel_ = 0;
5356     else if (cancel_ == 0)
5357         cancel_ = 1;
5358
5359     if (cancel != cancel_)
5360         [self updateCancel];
5361 }
5362
5363 - (void) setProgressCancellable:(NSNumber *)cancellable {
5364     [self setCancellable:[cancellable boolValue]];
5365 }
5366
5367 - (void) setProgressPercent:(NSNumber *)percent {
5368     [progress_ setPercent:[percent floatValue]];
5369     [self updateProgress];
5370 }
5371
5372 - (void) setProgressStatus:(NSDictionary *)status {
5373     if (status == nil) {
5374         [progress_ setCurrent:0];
5375         [progress_ setTotal:0];
5376         [progress_ setSpeed:0];
5377     } else {
5378         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5379
5380         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5381         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5382         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5383     }
5384
5385     [self updateProgress];
5386 }
5387
5388 @end
5389 /* }}} */
5390
5391 /* Package Cell {{{ */
5392 @interface PackageCell : CyteTableViewCell <
5393     CyteTableViewCellDelegate
5394 > {
5395     _H<UIImage> icon_;
5396     _H<NSString> name_;
5397     _H<NSString> description_;
5398     bool commercial_;
5399     _H<NSString> source_;
5400     _H<UIImage> badge_;
5401     _H<UIImage> placard_;
5402     bool summarized_;
5403 }
5404
5405 - (PackageCell *) init;
5406 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5407
5408 - (void) drawContentRect:(CGRect)rect;
5409
5410 @end
5411
5412 @implementation PackageCell
5413
5414 - (PackageCell *) init {
5415     CGRect frame(CGRectMake(0, 0, 320, 74));
5416     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5417         UIView *content([self contentView]);
5418         CGRect bounds([content bounds]);
5419
5420         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5421         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5422         [content addSubview:content_];
5423
5424         [content_ setDelegate:self];
5425         [content_ setOpaque:YES];
5426     } return self;
5427 }
5428
5429 - (NSString *) accessibilityLabel {
5430     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5431 }
5432
5433 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5434     summarized_ = summary;
5435
5436     icon_ = nil;
5437     name_ = nil;
5438     description_ = nil;
5439     source_ = nil;
5440     badge_ = nil;
5441     placard_ = nil;
5442
5443     if (package == nil)
5444         [content_ setBackgroundColor:[UIColor whiteColor]];
5445     else {
5446         [package parse];
5447
5448         Source *source = [package source];
5449
5450         icon_ = [package icon];
5451
5452         if (NSString *name = [package name])
5453             name_ = [NSString stringWithString:name];
5454
5455         NSString *description(nil);
5456
5457         if (description == nil && IsWildcat_)
5458             description = [package longDescription];
5459         if (description == nil)
5460             description = [package shortDescription];
5461
5462         if (description != nil)
5463             description_ = [NSString stringWithString:description];
5464
5465         commercial_ = [package isCommercial];
5466
5467         NSString *label = nil;
5468         bool trusted = false;
5469
5470         if (source != nil) {
5471             label = [source label];
5472             trusted = [source trusted];
5473         } else if ([[package id] isEqualToString:@"firmware"])
5474             label = UCLocalize("APPLE");
5475         else
5476             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5477
5478         NSString *from(label);
5479
5480         NSString *section = [package simpleSection];
5481         if (section != nil && ![section isEqualToString:label]) {
5482             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5483             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5484         }
5485
5486         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5487
5488         if (NSString *purpose = [package primaryPurpose])
5489             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5490
5491         UIColor *color;
5492         NSString *placard;
5493
5494         if (NSString *mode = [package mode]) {
5495             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5496                 color = RemovingColor_;
5497                 //placard = @"removing";
5498             } else {
5499                 color = InstallingColor_;
5500                 //placard = @"installing";
5501             }
5502
5503             // XXX: the removing/installing placards are not @2x
5504             placard = nil;
5505         } else {
5506             color = [UIColor whiteColor];
5507
5508             if ([package installed] != nil)
5509                 placard = @"installed";
5510             else
5511                 placard = nil;
5512         }
5513
5514         [content_ setBackgroundColor:color];
5515
5516         if (placard != nil)
5517             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5518     }
5519
5520     [self setNeedsDisplay];
5521     [content_ setNeedsDisplay];
5522 }
5523
5524 - (void) drawSummaryContentRect:(CGRect)rect {
5525     bool highlighted(highlighted_);
5526     float width([self bounds].size.width);
5527
5528     if (icon_ != nil) {
5529         CGRect rect;
5530         rect.size = [(UIImage *) icon_ size];
5531
5532         rect.size.width /= 4;
5533         rect.size.height /= 4;
5534
5535         rect.origin.x = 14 - rect.size.width / 4;
5536         rect.origin.y = 14 - rect.size.height / 4;
5537
5538         [icon_ drawInRect:rect];
5539     }
5540
5541     if (badge_ != nil) {
5542         CGRect rect;
5543         rect.size = [(UIImage *) badge_ size];
5544
5545         rect.size.width /= 4;
5546         rect.size.height /= 4;
5547
5548         rect.origin.x = 20 - rect.size.width / 4;
5549         rect.origin.y = 20 - rect.size.height / 4;
5550
5551         [badge_ drawInRect:rect];
5552     }
5553
5554     if (highlighted)
5555         UISetColor(White_);
5556
5557     if (!highlighted)
5558         UISetColor(commercial_ ? Purple_ : Black_);
5559     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5560
5561     if (placard_ != nil)
5562         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5563 }
5564
5565 - (void) drawNormalContentRect:(CGRect)rect {
5566     bool highlighted(highlighted_);
5567     float width([self bounds].size.width);
5568
5569     if (icon_ != nil) {
5570         CGRect rect;
5571         rect.size = [(UIImage *) icon_ size];
5572
5573         rect.size.width /= 2;
5574         rect.size.height /= 2;
5575
5576         rect.origin.x = 25 - rect.size.width / 2;
5577         rect.origin.y = 25 - rect.size.height / 2;
5578
5579         [icon_ drawInRect:rect];
5580     }
5581
5582     if (badge_ != nil) {
5583         CGRect rect;
5584         rect.size = [(UIImage *) badge_ size];
5585
5586         rect.size.width /= 2;
5587         rect.size.height /= 2;
5588
5589         rect.origin.x = 36 - rect.size.width / 2;
5590         rect.origin.y = 36 - rect.size.height / 2;
5591
5592         [badge_ drawInRect:rect];
5593     }
5594
5595     if (highlighted)
5596         UISetColor(White_);
5597
5598     if (!highlighted)
5599         UISetColor(commercial_ ? Purple_ : Black_);
5600     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5601     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5602
5603     if (!highlighted)
5604         UISetColor(commercial_ ? Purplish_ : Gray_);
5605     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5606
5607     if (placard_ != nil)
5608         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5609 }
5610
5611 - (void) drawContentRect:(CGRect)rect {
5612     if (summarized_)
5613         [self drawSummaryContentRect:rect];
5614     else
5615         [self drawNormalContentRect:rect];
5616 }
5617
5618 @end
5619 /* }}} */
5620 /* Section Cell {{{ */
5621 @interface SectionCell : CyteTableViewCell <
5622     CyteTableViewCellDelegate
5623 > {
5624     _H<NSString> basic_;
5625     _H<NSString> section_;
5626     _H<NSString> name_;
5627     _H<NSString> count_;
5628     _H<UIImage> icon_;
5629     _H<UISwitch> switch_;
5630     BOOL editing_;
5631 }
5632
5633 - (void) setSection:(Section *)section editing:(BOOL)editing;
5634
5635 @end
5636
5637 @implementation SectionCell
5638
5639 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5640     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5641         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5642         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5643         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5644
5645         UIView *content([self contentView]);
5646         CGRect bounds([content bounds]);
5647
5648         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5649         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5650         [content addSubview:content_];
5651         [content_ setBackgroundColor:[UIColor whiteColor]];
5652
5653         [content_ setDelegate:self];
5654     } return self;
5655 }
5656
5657 - (void) onSwitch:(id)sender {
5658     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5659     if (metadata == nil) {
5660         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5661         [Sections_ setObject:metadata forKey:basic_];
5662     }
5663
5664     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5665     Changed_ = true;
5666 }
5667
5668 - (void) setSection:(Section *)section editing:(BOOL)editing {
5669     if (editing != editing_) {
5670         if (editing_)
5671             [switch_ removeFromSuperview];
5672         else
5673             [self addSubview:switch_];
5674         editing_ = editing;
5675     }
5676
5677     basic_ = nil;
5678     section_ = nil;
5679     name_ = nil;
5680     count_ = nil;
5681
5682     if (section == nil) {
5683         name_ = UCLocalize("ALL_PACKAGES");
5684         count_ = nil;
5685     } else {
5686         basic_ = [section name];
5687         section_ = [section localized];
5688
5689         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5690         count_ = [NSString stringWithFormat:@"%d", [section count]];
5691
5692         if (editing_)
5693             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5694     }
5695
5696     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5697     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5698
5699     [content_ setNeedsDisplay];
5700 }
5701
5702 - (void) setFrame:(CGRect)frame {
5703     [super setFrame:frame];
5704
5705     CGRect rect([switch_ frame]);
5706     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5707 }
5708
5709 - (NSString *) accessibilityLabel {
5710     return name_;
5711 }
5712
5713 - (void) drawContentRect:(CGRect)rect {
5714     bool highlighted(highlighted_ && !editing_);
5715
5716     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5717
5718     if (highlighted)
5719         UISetColor(White_);
5720
5721     float width(rect.size.width);
5722     if (editing_)
5723         width -= 87;
5724
5725     if (!highlighted)
5726         UISetColor(Black_);
5727     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5728
5729     CGSize size = [count_ sizeWithFont:Font14_];
5730
5731     UISetColor(White_);
5732     if (count_ != nil)
5733         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5734 }
5735
5736 @end
5737 /* }}} */
5738
5739 /* File Table {{{ */
5740 @interface FileTable : CyteViewController <
5741     UITableViewDataSource,
5742     UITableViewDelegate
5743 > {
5744     _transient Database *database_;
5745     _H<Package> package_;
5746     _H<NSString> name_;
5747     _H<NSMutableArray> files_;
5748     _H<UITableView, 2> list_;
5749 }
5750
5751 - (id) initWithDatabase:(Database *)database;
5752 - (void) setPackage:(Package *)package;
5753
5754 @end
5755
5756 @implementation FileTable
5757
5758 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5759     return files_ == nil ? 0 : [files_ count];
5760 }
5761
5762 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5763     return 24.0f;
5764 }*/
5765
5766 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5767     static NSString *reuseIdentifier = @"Cell";
5768
5769     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5770     if (cell == nil) {
5771         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5772         [cell setFont:[UIFont systemFontOfSize:16]];
5773     }
5774     [cell setText:[files_ objectAtIndex:indexPath.row]];
5775     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5776
5777     return cell;
5778 }
5779
5780 - (NSURL *) navigationURL {
5781     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5782 }
5783
5784 - (void) loadView {
5785     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5786
5787     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5788     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5789     [list_ setRowHeight:24.0f];
5790     [(UITableView *) list_ setDataSource:self];
5791     [list_ setDelegate:self];
5792     [[self view] addSubview:list_];
5793 }
5794
5795 - (void) viewDidLoad {
5796     [super viewDidLoad];
5797
5798     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5799 }
5800
5801 - (void) releaseSubviews {
5802     list_ = nil;
5803
5804     package_ = nil;
5805     files_ = nil;
5806
5807     [super releaseSubviews];
5808 }
5809
5810 - (id) initWithDatabase:(Database *)database {
5811     if ((self = [super init]) != nil) {
5812         database_ = database;
5813     } return self;
5814 }
5815
5816 - (void) setPackage:(Package *)package {
5817     package_ = nil;
5818     name_ = nil;
5819
5820     files_ = [NSMutableArray arrayWithCapacity:32];
5821
5822     if (package != nil) {
5823         package_ = package;
5824         name_ = [package id];
5825
5826         if (NSArray *files = [package files])
5827             [files_ addObjectsFromArray:files];
5828
5829         if ([files_ count] != 0) {
5830             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5831                 [files_ removeObjectAtIndex:0];
5832             [files_ sortUsingSelector:@selector(compareByPath:)];
5833
5834             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5835             [stack addObject:@"/"];
5836
5837             for (int i(0), e([files_ count]); i != e; ++i) {
5838                 NSString *file = [files_ objectAtIndex:i];
5839                 while (![file hasPrefix:[stack lastObject]])
5840                     [stack removeLastObject];
5841                 NSString *directory = [stack lastObject];
5842                 [stack addObject:[file stringByAppendingString:@"/"]];
5843                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5844                     ([stack count] - 2) * 3, "",
5845                     [file substringFromIndex:[directory length]]
5846                 ]];
5847             }
5848         }
5849     }
5850
5851     [list_ reloadData];
5852 }
5853
5854 - (void) reloadData {
5855     [super reloadData];
5856
5857     [self setPackage:[database_ packageWithName:name_]];
5858 }
5859
5860 @end
5861 /* }}} */
5862 /* Package Controller {{{ */
5863 @interface CYPackageController : CydiaWebViewController <
5864     UIActionSheetDelegate
5865 > {
5866     _transient Database *database_;
5867     _H<Package> package_;
5868     _H<NSString> name_;
5869     bool commercial_;
5870     _H<NSMutableArray> buttons_;
5871     _H<UIBarButtonItem> button_;
5872 }
5873
5874 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5875
5876 @end
5877
5878 @implementation CYPackageController
5879
5880 - (NSURL *) navigationURL {
5881     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5882 }
5883
5884 /* XXX: this is not safe at all... localization of /fail/ */
5885 - (void) _clickButtonWithName:(NSString *)name {
5886     if ([name isEqualToString:UCLocalize("CLEAR")])
5887         [delegate_ clearPackage:package_];
5888     else if ([name isEqualToString:UCLocalize("INSTALL")])
5889         [delegate_ installPackage:package_];
5890     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5891         [delegate_ installPackage:package_];
5892     else if ([name isEqualToString:UCLocalize("REMOVE")])
5893         [delegate_ removePackage:package_];
5894     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5895         [delegate_ installPackage:package_];
5896     else _assert(false);
5897 }
5898
5899 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5900     NSString *context([sheet context]);
5901
5902     if ([context isEqualToString:@"modify"]) {
5903         if (button != [sheet cancelButtonIndex]) {
5904             NSString *buttonName = [buttons_ objectAtIndex:button];
5905             [self _clickButtonWithName:buttonName];
5906         }
5907
5908         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5909     }
5910 }
5911
5912 - (bool) _allowJavaScriptPanel {
5913     return commercial_;
5914 }
5915
5916 #if !AlwaysReload
5917 - (void) _customButtonClicked {
5918     int count([buttons_ count]);
5919     if (count == 0)
5920         return;
5921
5922     if (count == 1)
5923         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5924     else {
5925         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5926         [buttons addObjectsFromArray:buttons_];
5927
5928         UIActionSheet *sheet = [[[UIActionSheet alloc]
5929             initWithTitle:nil
5930             delegate:self
5931             cancelButtonTitle:nil
5932             destructiveButtonTitle:nil
5933             otherButtonTitles:nil
5934         ] autorelease];
5935
5936         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5937         if (!IsWildcat_) {
5938            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5939            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5940         }
5941         [sheet setContext:@"modify"];
5942
5943         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5944     }
5945 }
5946
5947 // We don't want to allow non-commercial packages to do custom things to the install button,
5948 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5949 - (void) customButtonClicked {
5950     if (commercial_)
5951         [super customButtonClicked];
5952     else
5953         [self _customButtonClicked];
5954 }
5955
5956 - (void) reloadButtonClicked {
5957     // Don't reload a commerical package by tapping the loading button,
5958     // but if it's not an Install button, we should forward it on.
5959     if (![package_ uninstalled])
5960         [self _customButtonClicked];
5961 }
5962
5963 - (void) applyLoadingTitle {
5964     // Don't show "Loading" as the title. Ever.
5965 }
5966
5967 - (UIBarButtonItem *) rightButton {
5968     return button_;
5969 }
5970 #endif
5971
5972 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5973     if ((self = [super init]) != nil) {
5974         database_ = database;
5975         buttons_ = [NSMutableArray arrayWithCapacity:4];
5976         name_ = name == nil ? @"" : [NSString stringWithString:name];
5977         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5978     } return self;
5979 }
5980
5981 - (void) reloadData {
5982     [super reloadData];
5983
5984     package_ = [database_ packageWithName:name_];
5985
5986     [buttons_ removeAllObjects];
5987
5988     if (package_ != nil) {
5989         [(Package *) package_ parse];
5990
5991         commercial_ = [package_ isCommercial];
5992
5993         if ([package_ mode] != nil)
5994             [buttons_ addObject:UCLocalize("CLEAR")];
5995         if ([package_ source] == nil);
5996         else if ([package_ upgradableAndEssential:NO])
5997             [buttons_ addObject:UCLocalize("UPGRADE")];
5998         else if ([package_ uninstalled])
5999             [buttons_ addObject:UCLocalize("INSTALL")];
6000         else
6001             [buttons_ addObject:UCLocalize("REINSTALL")];
6002         if (![package_ uninstalled])
6003             [buttons_ addObject:UCLocalize("REMOVE")];
6004     }
6005
6006     NSString *title;
6007     switch ([buttons_ count]) {
6008         case 0: title = nil; break;
6009         case 1: title = [buttons_ objectAtIndex:0]; break;
6010         default: title = UCLocalize("MODIFY"); break;
6011     }
6012
6013     button_ = [[[UIBarButtonItem alloc]
6014         initWithTitle:title
6015         style:UIBarButtonItemStylePlain
6016         target:self
6017         action:@selector(customButtonClicked)
6018     ] autorelease];
6019 }
6020
6021 - (bool) isLoading {
6022     return commercial_ ? [super isLoading] : false;
6023 }
6024
6025 @end
6026 /* }}} */
6027
6028 /* Package List Controller {{{ */
6029 @interface PackageListController : CyteViewController <
6030     UITableViewDataSource,
6031     UITableViewDelegate
6032 > {
6033     _transient Database *database_;
6034     unsigned era_;
6035     _H<NSArray> packages_;
6036     _H<NSMutableArray> sections_;
6037     _H<UITableView, 2> list_;
6038     _H<NSMutableArray> index_;
6039     _H<NSMutableDictionary> indices_;
6040     _H<NSString> title_;
6041     unsigned reloading_;
6042 }
6043
6044 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6045 - (void) setDelegate:(id)delegate;
6046 - (void) resetCursor;
6047 - (void) clearData;
6048
6049 @end
6050
6051 @implementation PackageListController
6052
6053 - (bool) isSummarized {
6054     return false;
6055 }
6056
6057 - (bool) showsSections {
6058     return true;
6059 }
6060
6061 - (void) deselectWithAnimation:(BOOL)animated {
6062     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6063 }
6064
6065 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6066     CGRect base = [[self view] bounds];
6067     base.size.height -= bounds.size.height;
6068     base.origin = [list_ frame].origin;
6069
6070     [UIView beginAnimations:nil context:NULL];
6071     [UIView setAnimationBeginsFromCurrentState:YES];
6072     [UIView setAnimationCurve:curve];
6073     [UIView setAnimationDuration:duration];
6074     [list_ setFrame:base];
6075     [UIView commitAnimations];
6076 }
6077
6078 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6079     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6080 }
6081
6082 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6083     [self resizeForKeyboardBounds:bounds duration:0];
6084 }
6085
6086 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6087     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6088         *curve = UIViewAnimationCurveEaseInOut;
6089     else
6090         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6091
6092     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6093         *duration = 0.3;
6094     else
6095         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6096 }
6097
6098 - (void) keyboardWillShow:(NSNotification *)notification {
6099     CGRect bounds;
6100     CGPoint center;
6101     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6102     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6103
6104     NSTimeInterval duration;
6105     UIViewAnimationCurve curve;
6106     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6107
6108     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);
6109     UIViewController *base = self;
6110     while ([base parentViewController] != nil)
6111         base = [base parentViewController];
6112     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6113     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6114
6115     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6116         intersection.size.height += CYStatusBarHeight();
6117
6118     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6119 }
6120
6121 - (void) keyboardWillHide:(NSNotification *)notification {
6122     NSTimeInterval duration;
6123     UIViewAnimationCurve curve;
6124     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6125
6126     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6127 }
6128
6129 - (void) viewWillAppear:(BOOL)animated {
6130     [super viewWillAppear:animated];
6131
6132     [self resizeForKeyboardBounds:CGRectZero];
6133     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6134     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6135 }
6136
6137 - (void) viewWillDisappear:(BOOL)animated {
6138     [super viewWillDisappear:animated];
6139
6140     [self resizeForKeyboardBounds:CGRectZero];
6141     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6142     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6143 }
6144
6145 - (void) viewDidAppear:(BOOL)animated {
6146     [super viewDidAppear:animated];
6147     [self deselectWithAnimation:animated];
6148 }
6149
6150 - (void) didSelectPackage:(Package *)package {
6151     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6152     [view setDelegate:delegate_];
6153     [[self navigationController] pushViewController:view animated:YES];
6154 }
6155
6156 #if TryIndexedCollation
6157 + (BOOL) hasIndexedCollation {
6158     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6159 }
6160 #endif
6161
6162 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6163     NSInteger count([sections_ count]);
6164     return count == 0 ? 1 : count;
6165 }
6166
6167 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6168     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6169         return nil;
6170     return [[sections_ objectAtIndex:section] name];
6171 }
6172
6173 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6174     if ([sections_ count] == 0)
6175         return 0;
6176     return [[sections_ objectAtIndex:section] count];
6177 }
6178
6179 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6180 @synchronized (database_) {
6181     if ([database_ era] != era_)
6182         return nil;
6183
6184     Section *section([sections_ objectAtIndex:[path section]]);
6185     NSInteger row([path row]);
6186     Package *package([packages_ objectAtIndex:([section row] + row)]);
6187     return [[package retain] autorelease];
6188 } }
6189
6190 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6191     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6192     if (cell == nil)
6193         cell = [[[PackageCell alloc] init] autorelease];
6194
6195     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6196     [cell setPackage:package asSummary:[self isSummarized]];
6197     return cell;
6198 }
6199
6200 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6201     Package *package([self packageAtIndexPath:path]);
6202     package = [database_ packageWithName:[package id]];
6203     [self didSelectPackage:package];
6204 }
6205
6206 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6207     if (![self showsSections])
6208         return nil;
6209
6210     return index_;
6211 }
6212
6213 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6214 #if TryIndexedCollation
6215     if ([[self class] hasIndexedCollation]) {
6216         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6217     }
6218 #endif
6219
6220     return index;
6221 }
6222
6223 - (void) updateHeight {
6224     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6225 }
6226
6227 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6228     if ((self = [super init]) != nil) {
6229         database_ = database;
6230         title_ = [title copy];
6231         [[self navigationItem] setTitle:title_];
6232     } return self;
6233 }
6234
6235 - (void) loadView {
6236     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6237
6238     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6239     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6240     [[self view] addSubview:list_];
6241
6242     // XXX: is 20 the most optimal number here?
6243     [list_ setSectionIndexMinimumDisplayRowCount:20];
6244
6245     [(UITableView *) list_ setDataSource:self];
6246     [list_ setDelegate:self];
6247
6248     [self updateHeight];
6249 }
6250
6251 - (void) releaseSubviews {
6252     list_ = nil;
6253
6254     packages_ = nil;
6255     sections_ = nil;
6256     index_ = nil;
6257     indices_ = nil;
6258
6259     [super releaseSubviews];
6260 }
6261
6262 - (void) setDelegate:(id)delegate {
6263     delegate_ = delegate;
6264 }
6265
6266 - (bool) shouldYield {
6267     return false;
6268 }
6269
6270 - (bool) shouldBlock {
6271     return false;
6272 }
6273
6274 - (NSMutableArray *) _reloadPackages {
6275 @synchronized (database_) {
6276     era_ = [database_ era];
6277     NSArray *packages([database_ packages]);
6278
6279     return [NSMutableArray arrayWithArray:packages];
6280 } }
6281
6282 - (void) _reloadData {
6283     if (reloading_ != 0) {
6284         reloading_ = 2;
6285         return;
6286     }
6287
6288     NSArray *packages;
6289
6290     if ([self shouldYield]) {
6291         do {
6292             UIProgressHUD *hud;
6293
6294             if (![self shouldBlock])
6295                 hud = nil;
6296             else {
6297                 hud = [delegate_ addProgressHUD];
6298                 [hud setText:UCLocalize("LOADING")];
6299             }
6300
6301             reloading_ = 1;
6302             packages = [self yieldToSelector:@selector(_reloadPackages)];
6303
6304             if (hud != nil)
6305                 [delegate_ removeProgressHUD:hud];
6306         } while (reloading_ == 2);
6307
6308         reloading_ = 0;
6309     } else {
6310         packages = [self _reloadPackages];
6311     }
6312
6313     packages_ = packages;
6314
6315     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6316     sections_ = [NSMutableArray arrayWithCapacity:16];
6317
6318     Section *section = nil;
6319
6320 #if TryIndexedCollation
6321     if ([[self class] hasIndexedCollation]) {
6322         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6323
6324         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6325         NSArray *titles = [collation sectionIndexTitles];
6326         int secidx = -1;
6327
6328         _profile(PackageTable$reloadData$Section)
6329             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6330                 Package *package;
6331                 int index;
6332
6333                 _profile(PackageTable$reloadData$Section$Package)
6334                     package = [packages_ objectAtIndex:offset];
6335                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6336                 _end
6337
6338                 while (secidx < index) {
6339                     secidx += 1;
6340
6341                     _profile(PackageTable$reloadData$Section$Allocate)
6342                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6343                     _end
6344
6345                     _profile(PackageTable$reloadData$Section$Add)
6346                         [sections_ addObject:section];
6347                     _end
6348                 }
6349
6350                 [section addToCount];
6351             }
6352         _end
6353     } else
6354 #endif
6355     {
6356         index_ = [NSMutableArray arrayWithCapacity:32];
6357
6358         bool sectioned([self showsSections]);
6359         if (!sectioned) {
6360             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6361             [sections_ addObject:section];
6362         }
6363
6364         _profile(PackageTable$reloadData$Section)
6365             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6366                 Package *package;
6367                 unichar index;
6368
6369                 _profile(PackageTable$reloadData$Section$Package)
6370                     package = [packages_ objectAtIndex:offset];
6371                     index = [package index];
6372                 _end
6373
6374                 if (sectioned && (section == nil || [section index] != index)) {
6375                     _profile(PackageTable$reloadData$Section$Allocate)
6376                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6377                     _end
6378
6379                     [index_ addObject:[section name]];
6380                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6381
6382                     _profile(PackageTable$reloadData$Section$Add)
6383                         [sections_ addObject:section];
6384                     _end
6385                 }
6386
6387                 [section addToCount];
6388             }
6389         _end
6390     }
6391
6392     [self updateHeight];
6393
6394     _profile(PackageTable$reloadData$List)
6395         [(UITableView *) list_ setDataSource:self];
6396         [list_ reloadData];
6397     _end
6398 }
6399
6400 - (void) reloadData {
6401     [super reloadData];
6402
6403     if ([self shouldYield])
6404         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6405     else
6406         [self _reloadData];
6407 }
6408
6409 - (void) resetCursor {
6410     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6411 }
6412
6413 - (void) clearData {
6414     [self updateHeight];
6415
6416     [list_ setDataSource:nil];
6417     [list_ reloadData];
6418
6419     [self resetCursor];
6420 }
6421
6422 @end
6423 /* }}} */
6424 /* Filtered Package List Controller {{{ */
6425 @interface FilteredPackageListController : PackageListController {
6426     SEL filter_;
6427     IMP imp_;
6428     _H<NSObject> object_;
6429 }
6430
6431 - (void) setObject:(id)object;
6432 - (void) setObject:(id)object forFilter:(SEL)filter;
6433
6434 - (SEL) filter;
6435 - (void) setFilter:(SEL)filter;
6436
6437 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6438
6439 @end
6440
6441 @implementation FilteredPackageListController
6442
6443 - (SEL) filter {
6444     return filter_;
6445 }
6446
6447 - (void) setFilter:(SEL)filter {
6448 @synchronized (self) {
6449     filter_ = filter;
6450
6451     /* XXX: this is an unsafe optimization of doomy hell */
6452     Method method(class_getInstanceMethod([Package class], filter));
6453     _assert(method != NULL);
6454     imp_ = method_getImplementation(method);
6455     _assert(imp_ != NULL);
6456 } }
6457
6458 - (void) setObject:(id)object {
6459 @synchronized (self) {
6460     object_ = object;
6461 } }
6462
6463 - (void) setObject:(id)object forFilter:(SEL)filter {
6464 @synchronized (self) {
6465     [self setFilter:filter];
6466     [self setObject:object];
6467 } }
6468
6469 - (NSMutableArray *) _reloadPackages {
6470 @synchronized (database_) {
6471     era_ = [database_ era];
6472     NSArray *packages([database_ packages]);
6473
6474     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6475
6476     IMP imp;
6477     SEL filter;
6478     _H<NSObject> object;
6479
6480     @synchronized (self) {
6481         imp = imp_;
6482         filter = filter_;
6483         object = object_;
6484     }
6485
6486     _profile(PackageTable$reloadData$Filter)
6487         for (Package *package in packages)
6488             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6489                 [filtered addObject:package];
6490     _end
6491
6492     return filtered;
6493 } }
6494
6495 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6496     if ((self = [super initWithDatabase:database title:title]) != nil) {
6497         [self setFilter:filter];
6498         [self setObject:object];
6499     } return self;
6500 }
6501
6502 @end
6503 /* }}} */
6504
6505 /* Home Controller {{{ */
6506 @interface HomeController : CydiaWebViewController {
6507 }
6508
6509 @end
6510
6511 @implementation HomeController
6512
6513 - (id) init {
6514     if ((self = [super init]) != nil) {
6515         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6516         [self reloadData];
6517     } return self;
6518 }
6519
6520 - (NSURL *) navigationURL {
6521     return [NSURL URLWithString:@"cydia://home"];
6522 }
6523
6524 - (void) didReceiveMemoryWarning {
6525 }
6526
6527 - (void) aboutButtonClicked {
6528     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6529
6530     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6531     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6532     [alert setCancelButtonIndex:0];
6533
6534     [alert setMessage:
6535         @"Copyright \u00a9 2008-2011\n"
6536         "SaurikIT, LLC\n"
6537         "\n"
6538         "Jay Freeman (saurik)\n"
6539         "saurik@saurik.com\n"
6540         "http://www.saurik.com/"
6541     ];
6542
6543     [alert show];
6544 }
6545
6546 - (UIBarButtonItem *) leftButton {
6547     return [[[UIBarButtonItem alloc]
6548         initWithTitle:UCLocalize("ABOUT")
6549         style:UIBarButtonItemStylePlain
6550         target:self
6551         action:@selector(aboutButtonClicked)
6552     ] autorelease];
6553 }
6554
6555 @end
6556 /* }}} */
6557 /* Manage Controller {{{ */
6558 @interface ManageController : CydiaWebViewController {
6559 }
6560
6561 - (void) queueStatusDidChange;
6562
6563 @end
6564
6565 @implementation ManageController
6566
6567 - (id) init {
6568     if ((self = [super init]) != nil) {
6569         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6570     } return self;
6571 }
6572
6573 - (NSURL *) navigationURL {
6574     return [NSURL URLWithString:@"cydia://manage"];
6575 }
6576
6577 - (UIBarButtonItem *) leftButton {
6578     return [[[UIBarButtonItem alloc]
6579         initWithTitle:UCLocalize("SETTINGS")
6580         style:UIBarButtonItemStylePlain
6581         target:self
6582         action:@selector(settingsButtonClicked)
6583     ] autorelease];
6584 }
6585
6586 - (void) settingsButtonClicked {
6587     [delegate_ showSettings];
6588 }
6589
6590 - (void) queueButtonClicked {
6591     [delegate_ queue];
6592 }
6593
6594 - (UIBarButtonItem *) customButton {
6595     return Queuing_ ? [[[UIBarButtonItem alloc]
6596         initWithTitle:UCLocalize("QUEUE")
6597         style:UIBarButtonItemStyleDone
6598         target:self
6599         action:@selector(queueButtonClicked)
6600     ] autorelease] : [super customButton];
6601 }
6602
6603 - (void) queueStatusDidChange {
6604     [self applyRightButton];
6605 }
6606
6607 - (bool) isLoading {
6608     return !Queuing_ && [super isLoading];
6609 }
6610
6611 @end
6612 /* }}} */
6613
6614 /* Refresh Bar {{{ */
6615 @interface RefreshBar : UINavigationBar {
6616     _H<UIProgressIndicator> indicator_;
6617     _H<UITextLabel> prompt_;
6618     _H<UIProgressBar> progress_;
6619     _H<UINavigationButton> cancel_;
6620 }
6621
6622 @end
6623
6624 @implementation RefreshBar
6625
6626 - (void) positionViews {
6627     CGRect frame = [cancel_ frame];
6628     frame.size = [cancel_ sizeThatFits:frame.size];
6629     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6630     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6631     [cancel_ setFrame:frame];
6632
6633     CGSize prgsize = {75, 100};
6634     CGRect prgrect = {{
6635         [self frame].size.width - prgsize.width - 10,
6636         ([self frame].size.height - prgsize.height) / 2
6637     } , prgsize};
6638     [progress_ setFrame:prgrect];
6639
6640     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6641     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6642     CGRect indrect = {{indoffset, indoffset}, indsize};
6643     [indicator_ setFrame:indrect];
6644
6645     CGSize prmsize = {215, indsize.height + 4};
6646     CGRect prmrect = {{
6647         indoffset * 2 + indsize.width,
6648         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6649     }, prmsize};
6650     [prompt_ setFrame:prmrect];
6651 }
6652
6653 - (void) setFrame:(CGRect)frame {
6654     [super setFrame:frame];
6655     [self positionViews];
6656 }
6657
6658 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6659     if ((self = [super initWithFrame:frame]) != nil) {
6660         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6661
6662         [self setBarStyle:UIBarStyleBlack];
6663
6664         UIBarStyle barstyle([self _barStyle:NO]);
6665         bool ugly(barstyle == UIBarStyleDefault);
6666
6667         UIProgressIndicatorStyle style = ugly ?
6668             UIProgressIndicatorStyleMediumBrown :
6669             UIProgressIndicatorStyleMediumWhite;
6670
6671         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6672         [(UIProgressIndicator *) indicator_ setStyle:style];
6673         [indicator_ startAnimation];
6674         [self addSubview:indicator_];
6675
6676         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6677         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6678         [prompt_ setBackgroundColor:[UIColor clearColor]];
6679         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6680         [self addSubview:prompt_];
6681
6682         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6683         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6684         [(UIProgressBar *) progress_ setStyle:0];
6685         [self addSubview:progress_];
6686
6687         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6688         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6689         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6690         [cancel_ setBarStyle:barstyle];
6691
6692         [self positionViews];
6693     } return self;
6694 }
6695
6696 - (void) setCancellable:(bool)cancellable {
6697     if (cancellable)
6698         [self addSubview:cancel_];
6699     else
6700         [cancel_ removeFromSuperview];
6701 }
6702
6703 - (void) start {
6704     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6705     [progress_ setProgress:0];
6706 }
6707
6708 - (void) stop {
6709     [self setCancellable:NO];
6710 }
6711
6712 - (void) setPrompt:(NSString *)prompt {
6713     [prompt_ setText:prompt];
6714 }
6715
6716 - (void) setProgress:(float)progress {
6717     [progress_ setProgress:progress];
6718 }
6719
6720 @end
6721 /* }}} */
6722
6723 /* Cydia Navigation Controller Interface {{{ */
6724 @interface UINavigationController (Cydia)
6725
6726 - (NSArray *) navigationURLCollection;
6727 - (void) unloadData;
6728
6729 @end
6730 /* }}} */
6731
6732 /* Cydia Tab Bar Controller {{{ */
6733 @interface CYTabBarController : UITabBarController <
6734     UITabBarControllerDelegate,
6735     ProgressDelegate
6736 > {
6737     _transient Database *database_;
6738     _H<RefreshBar, 1> refreshbar_;
6739
6740     bool dropped_;
6741     bool updating_;
6742     // XXX: ok, "updatedelegate_"?...
6743     _transient NSObject<CydiaDelegate> *updatedelegate_;
6744
6745     _H<UIViewController> remembered_;
6746     _transient UIViewController *transient_;
6747 }
6748
6749 - (NSArray *) navigationURLCollection;
6750 - (void) dropBar:(BOOL)animated;
6751 - (void) beginUpdate;
6752 - (void) raiseBar:(BOOL)animated;
6753 - (BOOL) updating;
6754 - (void) unloadData;
6755
6756 @end
6757
6758 @implementation CYTabBarController
6759
6760 - (void) setUnselectedViewController:(UIViewController *)transient {
6761     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6762     if (transient != nil) {
6763         if (transient_ == nil)
6764             remembered_ = [controllers objectAtIndex:0];
6765         transient_ = transient;
6766         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6767         [controllers replaceObjectAtIndex:0 withObject:transient_];
6768         [self setSelectedIndex:0];
6769         [self setViewControllers:controllers];
6770         [self concealTabBarSelection];
6771     } else if (remembered_ != nil) {
6772         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6773         transient_ = transient;
6774         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6775         remembered_ = nil;
6776         [self setViewControllers:controllers];
6777         [self revealTabBarSelection];
6778     }
6779 }
6780
6781 - (UIViewController *) unselectedViewController {
6782     return transient_;
6783 }
6784
6785 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6786     if ([self unselectedViewController])
6787         [self setUnselectedViewController:nil];
6788 }
6789
6790 - (NSArray *) navigationURLCollection {
6791     NSMutableArray *items([NSMutableArray array]);
6792
6793     // XXX: Should this deal with transient view controllers?
6794     for (id navigation in [self viewControllers]) {
6795         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6796         if (stack != nil)
6797             [items addObject:stack];
6798     }
6799
6800     return items;
6801 }
6802
6803 - (void) unloadData {
6804     [super unloadData];
6805
6806     for (UINavigationController *controller in [self viewControllers])
6807         [controller unloadData];
6808
6809     if (UIViewController *selected = [self selectedViewController])
6810         [selected reloadData];
6811
6812     if (UIViewController *unselected = [self unselectedViewController]) {
6813         [unselected unloadData];
6814         [unselected reloadData];
6815     }
6816 }
6817
6818 - (void) dealloc {
6819     [[NSNotificationCenter defaultCenter] removeObserver:self];
6820
6821     [super dealloc];
6822 }
6823
6824 - (id) initWithDatabase:(Database *)database {
6825     if ((self = [super init]) != nil) {
6826         database_ = database;
6827         [self setDelegate:self];
6828
6829         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6830         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6831
6832         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6833     } return self;
6834 }
6835
6836 - (void) setUpdate:(NSDate *)date {
6837     [self beginUpdate];
6838 }
6839
6840 - (void) beginUpdate {
6841     [(RefreshBar *) refreshbar_ start];
6842     [self dropBar:YES];
6843
6844     [updatedelegate_ retainNetworkActivityIndicator];
6845     updating_ = true;
6846
6847     [NSThread
6848         detachNewThreadSelector:@selector(performUpdate)
6849         toTarget:self
6850         withObject:nil
6851     ];
6852 }
6853
6854 - (void) performUpdate {
6855     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6856
6857     Status status;
6858     status.setDelegate(self);
6859     [database_ updateWithStatus:status];
6860
6861     [self
6862         performSelectorOnMainThread:@selector(completeUpdate)
6863         withObject:nil
6864         waitUntilDone:NO
6865     ];
6866
6867     [pool release];
6868 }
6869
6870 - (void) stopUpdateWithSelector:(SEL)selector {
6871     updating_ = false;
6872     [updatedelegate_ releaseNetworkActivityIndicator];
6873
6874     [self raiseBar:YES];
6875     [refreshbar_ stop];
6876
6877     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6878 }
6879
6880 - (void) completeUpdate {
6881     if (!updating_)
6882         return;
6883     [self stopUpdateWithSelector:@selector(reloadData)];
6884 }
6885
6886 - (void) cancelUpdate {
6887     [self stopUpdateWithSelector:@selector(updateData)];
6888 }
6889
6890 - (void) cancelPressed {
6891     [self cancelUpdate];
6892 }
6893
6894 - (BOOL) updating {
6895     return updating_;
6896 }
6897
6898 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6899     [refreshbar_ setPrompt:[event compoundMessage]];
6900 }
6901
6902 - (bool) isProgressCancelled {
6903     return !updating_;
6904 }
6905
6906 - (void) setProgressCancellable:(NSNumber *)cancellable {
6907     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6908 }
6909
6910 - (void) setProgressPercent:(NSNumber *)percent {
6911     [refreshbar_ setProgress:[percent floatValue]];
6912 }
6913
6914 - (void) setProgressStatus:(NSDictionary *)status {
6915     if (status != nil)
6916         [self setProgressPercent:[status objectForKey:@"Percent"]];
6917 }
6918
6919 - (void) setUpdateDelegate:(id)delegate {
6920     updatedelegate_ = delegate;
6921 }
6922
6923 - (UIView *) transitionView {
6924     if ([self respondsToSelector:@selector(_transitionView)])
6925         return [self _transitionView];
6926     else
6927         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6928 }
6929
6930 - (void) dropBar:(BOOL)animated {
6931     if (dropped_)
6932         return;
6933     dropped_ = true;
6934
6935     UIView *transition([self transitionView]);
6936     [[self view] addSubview:refreshbar_];
6937
6938     CGRect barframe([refreshbar_ frame]);
6939
6940     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6941         barframe.origin.y = CYStatusBarHeight();
6942     else
6943         barframe.origin.y = 0;
6944
6945     [refreshbar_ setFrame:barframe];
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     // Ensure bar has the proper width for our view, it might have changed
6959     barframe.size.width = viewframe.size.width;
6960     [refreshbar_ setFrame:barframe];
6961 }
6962
6963 - (void) raiseBar:(BOOL)animated {
6964     if (!dropped_)
6965         return;
6966     dropped_ = false;
6967
6968     UIView *transition([self transitionView]);
6969     [refreshbar_ removeFromSuperview];
6970
6971     CGRect barframe([refreshbar_ frame]);
6972
6973     if (animated)
6974         [UIView beginAnimations:nil context:NULL];
6975
6976     CGRect viewframe = [transition frame];
6977     viewframe.origin.y -= barframe.size.height;
6978     viewframe.size.height += barframe.size.height;
6979     [transition setFrame:viewframe];
6980
6981     if (animated)
6982         [UIView commitAnimations];
6983 }
6984
6985 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6986     bool dropped(dropped_);
6987
6988     if (dropped)
6989         [self raiseBar:NO];
6990
6991     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6992
6993     if (dropped)
6994         [self dropBar:NO];
6995 }
6996
6997 - (void) statusBarFrameChanged:(NSNotification *)notification {
6998     if (dropped_) {
6999         [self raiseBar:NO];
7000         [self dropBar:NO];
7001     }
7002 }
7003
7004 @end
7005 /* }}} */
7006
7007 /* Cydia Navigation Controller Implementation {{{ */
7008 @implementation UINavigationController (Cydia)
7009
7010 - (NSArray *) navigationURLCollection {
7011     NSMutableArray *stack([NSMutableArray array]);
7012
7013     for (CyteViewController *controller in [self viewControllers]) {
7014         NSString *url = [[controller navigationURL] absoluteString];
7015         if (url != nil)
7016             [stack addObject:url];
7017     }
7018
7019     return stack;
7020 }
7021
7022 - (void) reloadData {
7023     [super reloadData];
7024
7025     UIViewController *visible([self visibleViewController]);
7026     if (visible != nil)
7027         [visible reloadData];
7028
7029     // on the iPad, this view controller is ALSO visible. :(
7030     if (IsWildcat_)
7031         if (UIViewController *top = [self topViewController])
7032             if (top != visible)
7033                 [top reloadData];
7034 }
7035
7036 - (void) unloadData {
7037     for (CyteViewController *page in [self viewControllers])
7038         [page unloadData];
7039
7040     [super unloadData];
7041 }
7042
7043 @end
7044 /* }}} */
7045
7046 /* Cydia:// Protocol {{{ */
7047 @interface CydiaURLProtocol : NSURLProtocol {
7048 }
7049
7050 @end
7051
7052 @implementation CydiaURLProtocol
7053
7054 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7055     NSURL *url([request URL]);
7056     if (url == nil)
7057         return NO;
7058
7059     NSString *scheme([[url scheme] lowercaseString]);
7060     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7061         return YES;
7062     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7063         return YES;
7064
7065     return NO;
7066 }
7067
7068 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7069     return request;
7070 }
7071
7072 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7073     id<NSURLProtocolClient> client([self client]);
7074     if (icon == nil)
7075         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7076     else {
7077         NSData *data(UIImagePNGRepresentation(icon));
7078
7079         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7080         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7081         [client URLProtocol:self didLoadData:data];
7082         [client URLProtocolDidFinishLoading:self];
7083     }
7084 }
7085
7086 - (void) startLoading {
7087     id<NSURLProtocolClient> client([self client]);
7088     NSURLRequest *request([self request]);
7089
7090     NSURL *url([request URL]);
7091     NSString *href([url absoluteString]);
7092     NSString *scheme([[url scheme] lowercaseString]);
7093
7094     NSString *path;
7095
7096     if ([scheme isEqualToString:@"cydia"])
7097         path = [href substringFromIndex:8];
7098     else if ([scheme isEqualToString:@"about"])
7099         path = [href substringFromIndex:12];
7100     else _assert(false);
7101
7102     NSRange slash([path rangeOfString:@"/"]);
7103
7104     NSString *command;
7105     if (slash.location == NSNotFound) {
7106         command = path;
7107         path = nil;
7108     } else {
7109         command = [path substringToIndex:slash.location];
7110         path = [path substringFromIndex:(slash.location + 1)];
7111     }
7112
7113     Database *database([Database sharedInstance]);
7114
7115     if ([command isEqualToString:@"package-icon"]) {
7116         if (path == nil)
7117             goto fail;
7118         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7119         Package *package([database packageWithName:path]);
7120         if (package == nil)
7121             goto fail;
7122         [package parse];
7123         UIImage *icon([package icon]);
7124         [self _returnPNGWithImage:icon forRequest:request];
7125     } else if ([command isEqualToString:@"source-icon"]) {
7126         if (path == nil)
7127             goto fail;
7128         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7129         NSString *source(Simplify(path));
7130         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7131         if (icon == nil)
7132             icon = [UIImage applicationImageNamed:@"unknown.png"];
7133         [self _returnPNGWithImage:icon forRequest:request];
7134     } else if ([command isEqualToString:@"uikit-image"]) {
7135         if (path == nil)
7136             goto fail;
7137         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7138         UIImage *icon(_UIImageWithName(path));
7139         [self _returnPNGWithImage:icon forRequest:request];
7140     } else if ([command isEqualToString:@"section-icon"]) {
7141         if (path == nil)
7142             goto fail;
7143         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7144         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7145         if (icon == nil)
7146             icon = [UIImage applicationImageNamed:@"unknown.png"];
7147         [self _returnPNGWithImage:icon forRequest:request];
7148     } else fail: {
7149         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7150     }
7151 }
7152
7153 - (void) stopLoading {
7154 }
7155
7156 @end
7157 /* }}} */
7158
7159 /* Section Controller {{{ */
7160 @interface SectionController : FilteredPackageListController {
7161     _H<NSString> section_;
7162 }
7163
7164 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7165
7166 @end
7167
7168 @implementation SectionController
7169
7170 - (NSURL *) navigationURL {
7171     NSString *name = section_;
7172     if (name == nil)
7173         name = @"all";
7174
7175     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7176 }
7177
7178 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7179     NSString *title;
7180     if (name == nil)
7181         title = UCLocalize("ALL_PACKAGES");
7182     else if (![name isEqual:@""])
7183         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7184     else
7185         title = UCLocalize("NO_SECTION");
7186
7187     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7188         section_ = name;
7189     } return self;
7190 }
7191
7192 @end
7193 /* }}} */
7194 /* Sections Controller {{{ */
7195 @interface SectionsController : CyteViewController <
7196     UITableViewDataSource,
7197     UITableViewDelegate
7198 > {
7199     _transient Database *database_;
7200     _H<NSMutableArray> sections_;
7201     _H<NSMutableArray> filtered_;
7202     _H<UITableView, 2> list_;
7203 }
7204
7205 - (id) initWithDatabase:(Database *)database;
7206 - (void) editButtonClicked;
7207
7208 @end
7209
7210 @implementation SectionsController
7211
7212 - (NSURL *) navigationURL {
7213     return [NSURL URLWithString:@"cydia://sections"];
7214 }
7215
7216 - (void) updateNavigationItem {
7217     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7218     if ([sections_ count] == 0) {
7219         [[self navigationItem] setRightBarButtonItem:nil];
7220     } else {
7221         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7222             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7223             target:self
7224             action:@selector(editButtonClicked)
7225         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7226     }
7227 }
7228
7229 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7230     [super setEditing:editing animated:animated];
7231
7232     if (editing)
7233         [list_ reloadData];
7234     else
7235         [delegate_ updateData];
7236
7237     [self updateNavigationItem];
7238 }
7239
7240 - (void) viewDidAppear:(BOOL)animated {
7241     [super viewDidAppear:animated];
7242     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7243 }
7244
7245 - (void) viewWillDisappear:(BOOL)animated {
7246     [super viewWillDisappear:animated];
7247     if ([self isEditing]) [self setEditing:NO];
7248 }
7249
7250 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7251     Section *section = nil;
7252     int index = [indexPath row];
7253     if (![self isEditing]) {
7254         index -= 1;
7255         if (index >= 0)
7256             section = [filtered_ objectAtIndex:index];
7257     } else {
7258         section = [sections_ objectAtIndex:index];
7259     }
7260     return section;
7261 }
7262
7263 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7264     if ([self isEditing])
7265         return [sections_ count];
7266     else
7267         return [filtered_ count] + 1;
7268 }
7269
7270 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7271     return 45.0f;
7272 }*/
7273
7274 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7275     static NSString *reuseIdentifier = @"SectionCell";
7276
7277     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7278     if (cell == nil)
7279         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7280
7281     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7282
7283     return cell;
7284 }
7285
7286 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7287     if ([self isEditing])
7288         return;
7289
7290     Section *section = [self sectionAtIndexPath:indexPath];
7291
7292     SectionController *controller = [[[SectionController alloc]
7293         initWithDatabase:database_
7294         section:[section name]
7295     ] autorelease];
7296     [controller setDelegate:delegate_];
7297
7298     [[self navigationController] pushViewController:controller animated:YES];
7299 }
7300
7301 - (void) loadView {
7302     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7303
7304     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7305     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7306     [list_ setRowHeight:45.0f];
7307     [(UITableView *) list_ setDataSource:self];
7308     [list_ setDelegate:self];
7309     [[self view] addSubview:list_];
7310 }
7311
7312 - (void) viewDidLoad {
7313     [super viewDidLoad];
7314
7315     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7316 }
7317
7318 - (void) releaseSubviews {
7319     list_ = nil;
7320
7321     sections_ = nil;
7322     filtered_ = nil;
7323
7324     [super releaseSubviews];
7325 }
7326
7327 - (id) initWithDatabase:(Database *)database {
7328     if ((self = [super init]) != nil) {
7329         database_ = database;
7330     } return self;
7331 }
7332
7333 - (void) reloadData {
7334     [super reloadData];
7335
7336     NSArray *packages = [database_ packages];
7337
7338     sections_ = [NSMutableArray arrayWithCapacity:16];
7339     filtered_ = [NSMutableArray arrayWithCapacity:16];
7340
7341     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7342
7343     _trace();
7344     for (Package *package in packages) {
7345         NSString *name([package section]);
7346         NSString *key(name == nil ? @"" : name);
7347
7348         Section *section;
7349
7350         _profile(SectionsView$reloadData$Section)
7351             section = [sections objectForKey:key];
7352             if (section == nil) {
7353                 _profile(SectionsView$reloadData$Section$Allocate)
7354                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7355                     [sections setObject:section forKey:key];
7356                 _end
7357             }
7358         _end
7359
7360         [section addToCount];
7361
7362         _profile(SectionsView$reloadData$Filter)
7363             if (![package valid] || ![package visible])
7364                 continue;
7365         _end
7366
7367         [section addToRow];
7368     }
7369     _trace();
7370
7371     [sections_ addObjectsFromArray:[sections allValues]];
7372
7373     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7374
7375     for (Section *section in (id) sections_) {
7376         size_t count([section row]);
7377         if (count == 0)
7378             continue;
7379
7380         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7381         [section setCount:count];
7382         [filtered_ addObject:section];
7383     }
7384
7385     [self updateNavigationItem];
7386     [list_ reloadData];
7387     _trace();
7388 }
7389
7390 - (void) editButtonClicked {
7391     [self setEditing:![self isEditing] animated:YES];
7392 }
7393
7394 @end
7395 /* }}} */
7396
7397 /* Changes Controller {{{ */
7398 @interface ChangesController : CyteViewController <
7399     UITableViewDataSource,
7400     UITableViewDelegate
7401 > {
7402     _transient Database *database_;
7403     unsigned era_;
7404     _H<NSArray> packages_;
7405     _H<NSMutableArray> sections_;
7406     _H<UITableView, 2> list_;
7407     unsigned upgrades_;
7408 }
7409
7410 - (id) initWithDatabase:(Database *)database;
7411
7412 @end
7413
7414 @implementation ChangesController
7415
7416 - (NSURL *) navigationURL {
7417     return [NSURL URLWithString:@"cydia://changes"];
7418 }
7419
7420 - (void) viewDidAppear:(BOOL)animated {
7421     [super viewDidAppear:animated];
7422     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7423 }
7424
7425 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7426     NSInteger count([sections_ count]);
7427     return count == 0 ? 1 : count;
7428 }
7429
7430 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7431     if ([sections_ count] == 0)
7432         return nil;
7433     return [[sections_ objectAtIndex:section] name];
7434 }
7435
7436 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7437     if ([sections_ count] == 0)
7438         return 0;
7439     return [[sections_ objectAtIndex:section] count];
7440 }
7441
7442 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7443 @synchronized (database_) {
7444     if ([database_ era] != era_)
7445         return nil;
7446
7447     NSUInteger sectionIndex([path section]);
7448     if (sectionIndex >= [sections_ count])
7449         return nil;
7450     Section *section([sections_ objectAtIndex:sectionIndex]);
7451     NSInteger row([path row]);
7452     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7453 } }
7454
7455 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7456     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7457     if (cell == nil)
7458         cell = [[[PackageCell alloc] init] autorelease];
7459
7460     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7461     [cell setPackage:package asSummary:false];
7462     return cell;
7463 }
7464
7465 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7466     Package *package([self packageAtIndexPath:path]);
7467     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7468     [view setDelegate:delegate_];
7469     [[self navigationController] pushViewController:view animated:YES];
7470     return path;
7471 }
7472
7473 - (void) refreshButtonClicked {
7474     [delegate_ beginUpdate];
7475     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7476 }
7477
7478 - (void) upgradeButtonClicked {
7479     [delegate_ distUpgrade];
7480     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7481 }
7482
7483 - (void) loadView {
7484     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7485
7486     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7487     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7488     [list_ setRowHeight:73];
7489     [(UITableView *) list_ setDataSource:self];
7490     [list_ setDelegate:self];
7491     [[self view] addSubview:list_];
7492 }
7493
7494 - (void) viewDidLoad {
7495     [super viewDidLoad];
7496
7497     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7498 }
7499
7500 - (void) releaseSubviews {
7501     list_ = nil;
7502
7503     packages_ = nil;
7504     sections_ = nil;
7505
7506     [super releaseSubviews];
7507 }
7508
7509 - (id) initWithDatabase:(Database *)database {
7510     if ((self = [super init]) != nil) {
7511         database_ = database;
7512     } return self;
7513 }
7514
7515 - (NSMutableArray *) _reloadPackages {
7516 @synchronized (database_) {
7517     era_ = [database_ era];
7518     NSArray *packages([database_ packages]);
7519
7520     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7521
7522     _trace();
7523     _profile(ChangesController$_reloadPackages$Filter)
7524         for (Package *package in packages)
7525             if ([package upgradableAndEssential:YES] || [package visible])
7526                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7527     _end
7528     _trace();
7529     _profile(ChangesController$_reloadPackages$radixSort)
7530         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7531     _end
7532     _trace();
7533
7534     return filtered;
7535 } }
7536
7537 - (void) _reloadData {
7538     NSArray *packages;
7539
7540   reload:
7541     if (true) {
7542         UIProgressHUD *hud([delegate_ addProgressHUD]);
7543         [hud setText:UCLocalize("LOADING")];
7544         //NSLog(@"HUD:%@::%@", delegate_, hud);
7545         packages = [self yieldToSelector:@selector(_reloadPackages)];
7546         [delegate_ removeProgressHUD:hud];
7547     } else {
7548         packages = [self _reloadPackages];
7549     }
7550
7551 @synchronized (database_) {
7552     if (era_ != [database_ era])
7553         goto reload;
7554
7555     packages_ = packages;
7556     sections_ = [NSMutableArray arrayWithCapacity:16];
7557
7558     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7559     Section *ignored = nil;
7560     Section *section = nil;
7561     time_t last = 0;
7562
7563     upgrades_ = 0;
7564     bool unseens = false;
7565
7566     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7567
7568     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7569         Package *package = [packages_ objectAtIndex:offset];
7570
7571         BOOL uae = [package upgradableAndEssential:YES];
7572
7573         if (!uae) {
7574             unseens = true;
7575             time_t seen([package seen]);
7576
7577             if (section == nil || last != seen) {
7578                 last = seen;
7579
7580                 NSString *name;
7581                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7582                 [name autorelease];
7583
7584                 _profile(ChangesController$reloadData$Allocate)
7585                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7586                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7587                     [sections_ addObject:section];
7588                 _end
7589             }
7590
7591             [section addToCount];
7592         } else if ([package ignored]) {
7593             if (ignored == nil) {
7594                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7595             }
7596             [ignored addToCount];
7597         } else {
7598             ++upgrades_;
7599             [upgradable addToCount];
7600         }
7601     }
7602     _trace();
7603
7604     CFRelease(formatter);
7605
7606     if (unseens) {
7607         Section *last = [sections_ lastObject];
7608         size_t count = [last count];
7609         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7610         [sections_ removeLastObject];
7611     }
7612
7613     if ([ignored count] != 0)
7614         [sections_ insertObject:ignored atIndex:0];
7615     if (upgrades_ != 0)
7616         [sections_ insertObject:upgradable atIndex:0];
7617
7618     [list_ reloadData];
7619
7620     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7621         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7622         style:UIBarButtonItemStylePlain
7623         target:self
7624         action:@selector(upgradeButtonClicked)
7625     ] autorelease]) animated:YES];
7626
7627     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7628         initWithTitle:UCLocalize("REFRESH")
7629         style:UIBarButtonItemStylePlain
7630         target:self
7631         action:@selector(refreshButtonClicked)
7632     ] autorelease]) animated:YES];
7633
7634     PrintTimes();
7635 } }
7636
7637 - (void) reloadData {
7638     [super reloadData];
7639     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7640 }
7641
7642 @end
7643 /* }}} */
7644 /* Search Controller {{{ */
7645 @interface SearchController : FilteredPackageListController <
7646     UISearchBarDelegate
7647 > {
7648     _H<UISearchBar, 1> search_;
7649     BOOL searchloaded_;
7650 }
7651
7652 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7653 - (void) reloadData;
7654
7655 @end
7656
7657 @implementation SearchController
7658
7659 - (NSURL *) navigationURL {
7660     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7661         return [NSURL URLWithString:@"cydia://search"];
7662     else
7663         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7664 }
7665
7666 - (void) useSearch {
7667     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7668     [self clearData];
7669     [self reloadData];
7670 }
7671
7672 - (void) viewWillAppear:(BOOL)animated {
7673     [super viewWillAppear:animated];
7674
7675     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7676         [self useSearch];
7677 }
7678
7679 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7680     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7681     [self clearData];
7682     [self reloadData];
7683 }
7684
7685 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7686     [search_ resignFirstResponder];
7687     [self useSearch];
7688 }
7689
7690 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7691     [search_ setText:@""];
7692     [self searchBarButtonClicked:searchBar];
7693 }
7694
7695 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7696     [self searchBarButtonClicked:searchBar];
7697 }
7698
7699 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7700     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7701     [self reloadData];
7702 }
7703
7704 - (bool) shouldYield {
7705     return YES;
7706 }
7707
7708 - (bool) shouldBlock {
7709     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7710 }
7711
7712 - (bool) isSummarized {
7713     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7714 }
7715
7716 - (bool) showsSections {
7717     return false;
7718 }
7719
7720 - (NSMutableArray *) _reloadPackages {
7721     NSMutableArray *packages([super _reloadPackages]);
7722     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7723         [packages radixSortUsingSelector:@selector(rank)];
7724     return packages;
7725 }
7726
7727 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7728     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7729         search_ = [[[UISearchBar alloc] init] autorelease];
7730         [search_ setDelegate:self];
7731
7732         if (query != nil)
7733             [search_ setText:query];
7734     } return self;
7735 }
7736
7737 - (void) viewDidAppear:(BOOL)animated {
7738     [super viewDidAppear:animated];
7739
7740     if (!searchloaded_) {
7741         searchloaded_ = YES;
7742         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7743         [search_ layoutSubviews];
7744         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7745
7746         UITextField *textField;
7747         if ([search_ respondsToSelector:@selector(searchField)])
7748             textField = [search_ searchField];
7749         else
7750             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7751
7752         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7753         [textField setEnablesReturnKeyAutomatically:NO];
7754         [[self navigationItem] setTitleView:textField];
7755     }
7756 }
7757
7758 - (void) reloadData {
7759     id object([search_ text]);
7760     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7761         object = [object componentsSeparatedByString:@" "];
7762
7763     [self setObject:object];
7764     [self resetCursor];
7765
7766     [super reloadData];
7767 }
7768
7769 - (void) didSelectPackage:(Package *)package {
7770     [search_ resignFirstResponder];
7771     [super didSelectPackage:package];
7772 }
7773
7774 @end
7775 /* }}} */
7776 /* Package Settings Controller {{{ */
7777 @interface PackageSettingsController : CyteViewController <
7778     UITableViewDataSource,
7779     UITableViewDelegate
7780 > {
7781     _transient Database *database_;
7782     _H<NSString> name_;
7783     _H<Package> package_;
7784     _H<UITableView, 2> table_;
7785     _H<UISwitch> subscribedSwitch_;
7786     _H<UISwitch> ignoredSwitch_;
7787     _H<UITableViewCell> subscribedCell_;
7788     _H<UITableViewCell> ignoredCell_;
7789 }
7790
7791 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7792
7793 @end
7794
7795 @implementation PackageSettingsController
7796
7797 - (NSURL *) navigationURL {
7798     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7799 }
7800
7801 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7802     if (package_ == nil)
7803         return 0;
7804
7805     if ([package_ installed] == nil)
7806         return 1;
7807     else
7808         return 2;
7809 }
7810
7811 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7812     if (package_ == nil)
7813         return 0;
7814
7815     // both sections contain just one item right now.
7816     return 1;
7817 }
7818
7819 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7820     return nil;
7821 }
7822
7823 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7824     if (section == 0)
7825         return UCLocalize("SHOW_ALL_CHANGES_EX");
7826     else
7827         return UCLocalize("IGNORE_UPGRADES_EX");
7828 }
7829
7830 - (void) onSubscribed:(id)control {
7831     bool value([control isOn]);
7832     if (package_ == nil)
7833         return;
7834     if ([package_ setSubscribed:value])
7835         [delegate_ updateData];
7836 }
7837
7838 - (void) _updateIgnored {
7839     const char *package([name_ UTF8String]);
7840     bool on([ignoredSwitch_ isOn]);
7841
7842     pid_t pid(ExecFork());
7843     if (pid == 0) {
7844         FILE *dpkg(popen("dpkg --set-selections", "w"));
7845         fwrite(package, strlen(package), 1, dpkg);
7846
7847         if (on)
7848             fwrite(" hold\n", 6, 1, dpkg);
7849         else
7850             fwrite(" install\n", 9, 1, dpkg);
7851
7852         pclose(dpkg);
7853
7854         exit(0);
7855         _assert(false);
7856     }
7857
7858     _forever {
7859         int status;
7860         int result(waitpid(pid, &status, 0));
7861
7862         if (result != -1) {
7863             _assert(result == pid);
7864             break;
7865         }
7866     }
7867 }
7868
7869 - (void) onIgnored:(id)control {
7870     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7871     [invocation setTarget:self];
7872     [invocation setSelector:@selector(_updateIgnored)];
7873
7874     [delegate_ reloadDataWithInvocation:invocation];
7875 }
7876
7877 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7878     if (package_ == nil)
7879         return nil;
7880
7881     switch ([indexPath section]) {
7882         case 0: return subscribedCell_;
7883         case 1: return ignoredCell_;
7884
7885         _nodefault
7886     }
7887
7888     return nil;
7889 }
7890
7891 - (void) loadView {
7892     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7893
7894     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7895     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7896     [(UITableView *) table_ setDataSource:self];
7897     [table_ setDelegate:self];
7898     [[self view] addSubview:table_];
7899
7900     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7901     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7902     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7903
7904     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7905     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7906     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7907
7908     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7909     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7910     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7911     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7912
7913     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7914     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7915     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7916     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7917 }
7918
7919 - (void) viewDidLoad {
7920     [super viewDidLoad];
7921
7922     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7923 }
7924
7925 - (void) releaseSubviews {
7926     ignoredCell_ = nil;
7927     subscribedCell_ = nil;
7928     table_ = nil;
7929     ignoredSwitch_ = nil;
7930     subscribedSwitch_ = nil;
7931
7932     [super releaseSubviews];
7933 }
7934
7935 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7936     if ((self = [super init]) != nil) {
7937         database_ = database;
7938         name_ = package;
7939     } return self;
7940 }
7941
7942 - (void) reloadData {
7943     [super reloadData];
7944
7945     package_ = [database_ packageWithName:name_];
7946
7947     if (package_ != nil) {
7948         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7949         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7950     } // XXX: what now, G?
7951
7952     [table_ reloadData];
7953 }
7954
7955 @end
7956 /* }}} */
7957
7958 /* Installed Controller {{{ */
7959 @interface InstalledController : FilteredPackageListController {
7960     BOOL expert_;
7961 }
7962
7963 - (id) initWithDatabase:(Database *)database;
7964
7965 - (void) updateRoleButton;
7966 - (void) queueStatusDidChange;
7967
7968 @end
7969
7970 @implementation InstalledController
7971
7972 - (NSURL *) navigationURL {
7973     return [NSURL URLWithString:@"cydia://installed"];
7974 }
7975
7976 - (id) initWithDatabase:(Database *)database {
7977     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7978         [self updateRoleButton];
7979         [self queueStatusDidChange];
7980     } return self;
7981 }
7982
7983 #if !AlwaysReload
7984 - (void) queueButtonClicked {
7985     [delegate_ queue];
7986 }
7987 #endif
7988
7989 - (void) queueStatusDidChange {
7990 #if !AlwaysReload
7991     if (IsWildcat_) {
7992         if (Queuing_) {
7993             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7994                 initWithTitle:UCLocalize("QUEUE")
7995                 style:UIBarButtonItemStyleDone
7996                 target:self
7997                 action:@selector(queueButtonClicked)
7998             ] autorelease]];
7999         } else {
8000             [[self navigationItem] setLeftBarButtonItem:nil];
8001         }
8002     }
8003 #endif
8004 }
8005
8006 - (void) updateRoleButton {
8007     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8008         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8009             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8010             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8011             target:self
8012             action:@selector(roleButtonClicked)
8013         ] autorelease]];
8014 }
8015
8016 - (void) roleButtonClicked {
8017     [self setObject:[NSNumber numberWithBool:expert_]];
8018     [self reloadData];
8019     expert_ = !expert_;
8020
8021     [self updateRoleButton];
8022 }
8023
8024 @end
8025 /* }}} */
8026
8027 /* Source Cell {{{ */
8028 @interface SourceCell : CyteTableViewCell <
8029     CyteTableViewCellDelegate
8030 > {
8031     _H<UIImage> icon_;
8032     _H<NSString> origin_;
8033     _H<NSString> label_;
8034 }
8035
8036 - (void) setSource:(Source *)source;
8037
8038 @end
8039
8040 @implementation SourceCell
8041
8042 - (void) _setImage:(UIImage *)image {
8043     icon_ = image;
8044     [content_ setNeedsDisplay];
8045 }
8046
8047 - (void) _setSource:(NSURL *) url {
8048     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8049
8050     if (NSData *data = [NSURLConnection
8051         sendSynchronousRequest:[NSURLRequest
8052             requestWithURL:url
8053             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8054             //timeoutInterval:5
8055         ]
8056
8057         returningResponse:NULL
8058         error:NULL
8059     ])
8060         if (UIImage *image = [UIImage imageWithData:data])
8061             [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8062
8063     [pool release];
8064 }
8065
8066 - (void) setSource:(Source *)source {
8067     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8068
8069     origin_ = [source name];
8070     label_ = [source rooturi];
8071
8072     [content_ setNeedsDisplay];
8073
8074     if (NSURL *url = [source iconURL])
8075         [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url];
8076 }
8077
8078 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8079     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8080         UIView *content([self contentView]);
8081         CGRect bounds([content bounds]);
8082
8083         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8084         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8085         [content_ setBackgroundColor:[UIColor whiteColor]];
8086         [content addSubview:content_];
8087
8088         [content_ setDelegate:self];
8089         [content_ setOpaque:YES];
8090
8091         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8092     } return self;
8093 }
8094
8095 - (NSString *) accessibilityLabel {
8096     return label_;
8097 }
8098
8099 - (void) drawContentRect:(CGRect)rect {
8100     bool highlighted(highlighted_);
8101     float width(rect.size.width);
8102
8103     if (icon_ != nil)
8104         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8105
8106     if (highlighted)
8107         UISetColor(White_);
8108
8109     if (!highlighted)
8110         UISetColor(Black_);
8111     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8112
8113     if (!highlighted)
8114         UISetColor(Blue_);
8115     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8116 }
8117
8118 @end
8119 /* }}} */
8120 /* Source Controller {{{ */
8121 @interface SourceController : FilteredPackageListController {
8122     _transient Source *source_;
8123     _H<NSString> key_;
8124 }
8125
8126 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8127
8128 @end
8129
8130 @implementation SourceController
8131
8132 - (NSURL *) navigationURL {
8133     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8134 }
8135
8136 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8137     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8138         source_ = source;
8139         key_ = [source key];
8140     } return self;
8141 }
8142
8143 - (void) reloadData {
8144     source_ = [database_ sourceWithKey:key_];
8145     key_ = [source_ key];
8146     [self setObject:source_];
8147
8148     [[self navigationItem] setTitle:[source_ label]];
8149
8150     [super reloadData];
8151 }
8152
8153 @end
8154 /* }}} */
8155 /* Sources Controller {{{ */
8156 @interface SourcesController : CyteViewController <
8157     UITableViewDataSource,
8158     UITableViewDelegate
8159 > {
8160     _transient Database *database_;
8161     _H<UITableView, 2> list_;
8162     _H<NSMutableArray> sources_;
8163     int offset_;
8164
8165     _H<NSString> href_;
8166     _H<UIProgressHUD> hud_;
8167     _H<NSError> error_;
8168
8169     //NSURLConnection *installer_;
8170     NSURLConnection *trivial_;
8171     NSURLConnection *trivial_bz2_;
8172     NSURLConnection *trivial_gz_;
8173     //NSURLConnection *automatic_;
8174
8175     BOOL cydia_;
8176 }
8177
8178 - (id) initWithDatabase:(Database *)database;
8179 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8180
8181 @end
8182
8183 @implementation SourcesController
8184
8185 - (void) _releaseConnection:(NSURLConnection *)connection {
8186     if (connection != nil) {
8187         [connection cancel];
8188         //[connection setDelegate:nil];
8189         [connection release];
8190     }
8191 }
8192
8193 - (void) dealloc {
8194     //[self _releaseConnection:installer_];
8195     [self _releaseConnection:trivial_];
8196     [self _releaseConnection:trivial_gz_];
8197     [self _releaseConnection:trivial_bz2_];
8198     //[self _releaseConnection:automatic_];
8199
8200     [super dealloc];
8201 }
8202
8203 - (NSURL *) navigationURL {
8204     return [NSURL URLWithString:@"cydia://sources"];
8205 }
8206
8207 - (void) viewDidAppear:(BOOL)animated {
8208     [super viewDidAppear:animated];
8209     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8210 }
8211
8212 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8213     return 1;
8214 }
8215
8216 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8217     return nil;
8218 }
8219
8220 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8221     return [sources_ count];
8222 }
8223
8224 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8225     return [sources_ objectAtIndex:[indexPath row]];
8226 }
8227
8228 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8229     static NSString *cellIdentifier = @"SourceCell";
8230
8231     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8232     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8233     [cell setSource:[self sourceAtIndexPath:indexPath]];
8234     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8235
8236     return cell;
8237 }
8238
8239 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8240     Source *source = [self sourceAtIndexPath:indexPath];
8241
8242     SourceController *controller = [[[SourceController alloc]
8243         initWithDatabase:database_
8244         source:source
8245     ] autorelease];
8246
8247     [controller setDelegate:delegate_];
8248
8249     [[self navigationController] pushViewController:controller animated:YES];
8250 }
8251
8252 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8253     Source *source = [self sourceAtIndexPath:indexPath];
8254     return [source record] != nil;
8255 }
8256
8257 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8258     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8259         Source *source = [self sourceAtIndexPath:indexPath];
8260         [Sources_ removeObjectForKey:[source key]];
8261         [delegate_ syncData];
8262     }
8263 }
8264
8265 - (void) complete {
8266     [delegate_ addTrivialSource:href_];
8267     [delegate_ syncData];
8268 }
8269
8270 - (NSString *) getWarning {
8271     NSString *href(href_);
8272     NSRange colon([href rangeOfString:@"://"]);
8273     if (colon.location != NSNotFound)
8274         href = [href substringFromIndex:(colon.location + 3)];
8275     href = [href stringByAddingPercentEscapes];
8276     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8277     href = [href stringByCachingURLWithCurrentCDN];
8278
8279     NSURL *url([NSURL URLWithString:href]);
8280
8281     NSStringEncoding encoding;
8282     NSError *error(nil);
8283
8284     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8285         return [warning length] == 0 ? nil : warning;
8286     return nil;
8287 }
8288
8289 - (void) _endConnection:(NSURLConnection *)connection {
8290     // XXX: the memory management in this method is horribly awkward
8291
8292     NSURLConnection **field = NULL;
8293     if (connection == trivial_)
8294         field = &trivial_;
8295     else if (connection == trivial_bz2_)
8296         field = &trivial_bz2_;
8297     else if (connection == trivial_gz_)
8298         field = &trivial_gz_;
8299     _assert(field != NULL);
8300     [connection release];
8301     *field = nil;
8302
8303     if (
8304         trivial_ == nil &&
8305         trivial_bz2_ == nil &&
8306         trivial_gz_ == nil
8307     ) {
8308         [delegate_ releaseNetworkActivityIndicator];
8309
8310         [delegate_ removeProgressHUD:hud_];
8311         hud_ = nil;
8312
8313         bool defer(false);
8314
8315         if (cydia_) {
8316             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8317                 defer = true;
8318
8319                 UIAlertView *alert = [[[UIAlertView alloc]
8320                     initWithTitle:UCLocalize("SOURCE_WARNING")
8321                     message:warning
8322                     delegate:self
8323                     cancelButtonTitle:UCLocalize("CANCEL")
8324                     otherButtonTitles:
8325                         UCLocalize("ADD_ANYWAY"),
8326                     nil
8327                 ] autorelease];
8328
8329                 [alert setContext:@"warning"];
8330                 [alert setNumberOfRows:1];
8331                 [alert show];
8332             } else
8333                 [self complete];
8334         } else if (error_ != nil) {
8335             UIAlertView *alert = [[[UIAlertView alloc]
8336                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8337                 message:[error_ localizedDescription]
8338                 delegate:self
8339                 cancelButtonTitle:UCLocalize("OK")
8340                 otherButtonTitles:nil
8341             ] autorelease];
8342
8343             [alert setContext:@"urlerror"];
8344             [alert show];
8345         } else {
8346             UIAlertView *alert = [[[UIAlertView alloc]
8347                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8348                 message:UCLocalize("NOT_REPOSITORY_EX")
8349                 delegate:self
8350                 cancelButtonTitle:UCLocalize("OK")
8351                 otherButtonTitles:nil
8352             ] autorelease];
8353
8354             [alert setContext:@"trivial"];
8355             [alert show];
8356         }
8357
8358         href_ = nil;
8359         error_ = nil;
8360     }
8361 }
8362
8363 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8364     switch ([response statusCode]) {
8365         case 200:
8366             cydia_ = YES;
8367     }
8368 }
8369
8370 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8371     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8372     error_ = error;
8373     [self _endConnection:connection];
8374 }
8375
8376 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8377     [self _endConnection:connection];
8378 }
8379
8380 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8381     NSURL *url([NSURL URLWithString:href]);
8382
8383     NSMutableURLRequest *request = [NSMutableURLRequest
8384         requestWithURL:url
8385         cachePolicy:NSURLRequestUseProtocolCachePolicy
8386         timeoutInterval:120.0
8387     ];
8388
8389     [request setHTTPMethod:method];
8390
8391     if (Machine_ != NULL)
8392         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8393
8394     if ([url isCydiaSecure]) {
8395         if (UniqueID_ != nil)
8396             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8397     }
8398
8399     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8400 }
8401
8402 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8403     NSString *context([alert context]);
8404
8405     if ([context isEqualToString:@"source"]) {
8406         switch (button) {
8407             case 1: {
8408                 NSString *href = [[alert textField] text];
8409
8410                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8411
8412                 if (![href hasSuffix:@"/"])
8413                     href_ = [href stringByAppendingString:@"/"];
8414                 else
8415                     href_ = href;
8416
8417                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8418                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8419                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8420                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8421
8422                 cydia_ = false;
8423
8424                 // XXX: this is stupid
8425                 hud_ = [delegate_ addProgressHUD];
8426                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8427                 [delegate_ retainNetworkActivityIndicator];
8428             } break;
8429
8430             case 0:
8431             break;
8432
8433             _nodefault
8434         }
8435
8436         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8437     } else if ([context isEqualToString:@"trivial"])
8438         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8439     else if ([context isEqualToString:@"urlerror"])
8440         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8441     else if ([context isEqualToString:@"warning"]) {
8442         switch (button) {
8443             case 1:
8444                 [self complete];
8445             break;
8446
8447             case 0:
8448             break;
8449
8450             _nodefault
8451         }
8452
8453         href_ = nil;
8454
8455         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8456     }
8457 }
8458
8459 - (void) loadView {
8460     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8461
8462     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8463     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8464     [list_ setRowHeight:53];
8465     [(UITableView *) list_ setDataSource:self];
8466     [list_ setDelegate:self];
8467     [[self view] addSubview:list_];
8468 }
8469
8470 - (void) viewDidLoad {
8471     [super viewDidLoad];
8472
8473     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8474     [self updateButtonsForEditingStatus:NO animated:NO];
8475 }
8476
8477 - (void) releaseSubviews {
8478     list_ = nil;
8479
8480     sources_ = nil;
8481
8482     [super releaseSubviews];
8483 }
8484
8485 - (id) initWithDatabase:(Database *)database {
8486     if ((self = [super init]) != nil) {
8487         database_ = database;
8488     } return self;
8489 }
8490
8491 - (void) reloadData {
8492     [super reloadData];
8493
8494     pkgSourceList list;
8495     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8496         return;
8497
8498     sources_ = [NSMutableArray arrayWithCapacity:16];
8499     [sources_ addObjectsFromArray:[database_ sources]];
8500     _trace();
8501     [sources_ sortUsingSelector:@selector(compareByName:)];
8502     _trace();
8503
8504     int count([sources_ count]);
8505     offset_ = 0;
8506     for (int i = 0; i != count; i++) {
8507         if ([[sources_ objectAtIndex:i] record] == nil)
8508             break;
8509         offset_++;
8510     }
8511
8512     [list_ setEditing:NO];
8513     [self updateButtonsForEditingStatus:NO animated:NO];
8514     [list_ reloadData];
8515 }
8516
8517 - (void) showAddSourcePrompt {
8518     UIAlertView *alert = [[[UIAlertView alloc]
8519         initWithTitle:UCLocalize("ENTER_APT_URL")
8520         message:nil
8521         delegate:self
8522         cancelButtonTitle:UCLocalize("CANCEL")
8523         otherButtonTitles:
8524             UCLocalize("ADD_SOURCE"),
8525         nil
8526     ] autorelease];
8527
8528     [alert setContext:@"source"];
8529
8530     [alert setNumberOfRows:1];
8531     [alert addTextFieldWithValue:@"http://" label:@""];
8532
8533     UITextInputTraits *traits = [[alert textField] textInputTraits];
8534     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8535     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8536     [traits setKeyboardType:UIKeyboardTypeURL];
8537     // XXX: UIReturnKeyDone
8538     [traits setReturnKeyType:UIReturnKeyNext];
8539
8540     [alert show];
8541 }
8542
8543 - (void) addButtonClicked {
8544     [self showAddSourcePrompt];
8545 }
8546
8547 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8548     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8549         initWithTitle:UCLocalize("ADD")
8550         style:UIBarButtonItemStylePlain
8551         target:self
8552         action:@selector(addButtonClicked)
8553     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8554
8555     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8556         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8557         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8558         target:self
8559         action:@selector(editButtonClicked)
8560     ] autorelease] animated:animated];
8561
8562     if (IsWildcat_ && !editing)
8563         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8564             initWithTitle:UCLocalize("SETTINGS")
8565             style:UIBarButtonItemStylePlain
8566             target:self
8567             action:@selector(settingsButtonClicked)
8568         ] autorelease]];
8569 }
8570
8571 - (void) settingsButtonClicked {
8572     [delegate_ showSettings];
8573 }
8574
8575 - (void) editButtonClicked {
8576     [list_ setEditing:![list_ isEditing] animated:YES];
8577
8578     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8579 }
8580
8581 @end
8582 /* }}} */
8583
8584 /* Settings Controller {{{ */
8585 @interface SettingsController : CyteViewController <
8586     UITableViewDataSource,
8587     UITableViewDelegate
8588 > {
8589     _transient Database *database_;
8590     // XXX: ok, "roledelegate_"?...
8591     _transient id roledelegate_;
8592     _H<UITableView, 2> table_;
8593     _H<UISegmentedControl> segment_;
8594     _H<UIView> container_;
8595 }
8596
8597 - (void) showDoneButton;
8598 - (void) resizeSegmentedControl;
8599
8600 @end
8601
8602 @implementation SettingsController
8603
8604 - (void) loadView {
8605     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8606
8607     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8608     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8609     [table_ setDelegate:self];
8610     [(UITableView *) table_ setDataSource:self];
8611     [[self view] addSubview:table_];
8612
8613     NSArray *items = [NSArray arrayWithObjects:
8614         UCLocalize("USER"),
8615         UCLocalize("HACKER"),
8616         UCLocalize("DEVELOPER"),
8617     nil];
8618     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8619     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8620     [container_ addSubview:segment_];
8621 }
8622
8623 - (void) viewDidLoad {
8624     [super viewDidLoad];
8625
8626     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8627
8628     int index = -1;
8629     if ([Role_ isEqualToString:@"User"]) index = 0;
8630     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8631     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8632     if (index != -1) {
8633         [segment_ setSelectedSegmentIndex:index];
8634         [self showDoneButton];
8635     }
8636
8637     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8638     [self resizeSegmentedControl];
8639 }
8640
8641 - (void) releaseSubviews {
8642     table_ = nil;
8643     segment_ = nil;
8644     container_ = nil;
8645
8646     [super releaseSubviews];
8647 }
8648
8649 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8650     if ((self = [super init]) != nil) {
8651         database_ = database;
8652         roledelegate_ = delegate;
8653     } return self;
8654 }
8655
8656 - (void) resizeSegmentedControl {
8657     CGFloat width = [[self view] frame].size.width;
8658     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8659 }
8660
8661 - (void) viewWillAppear:(BOOL)animated {
8662     [super viewWillAppear:animated];
8663
8664     [self resizeSegmentedControl];
8665 }
8666
8667 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8668     [self resizeSegmentedControl];
8669 }
8670
8671 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8672     [self resizeSegmentedControl];
8673 }
8674
8675 - (void) save {
8676     NSString *role(nil);
8677
8678     switch ([segment_ selectedSegmentIndex]) {
8679         case 0: role = @"User"; break;
8680         case 1: role = @"Hacker"; break;
8681         case 2: role = @"Developer"; break;
8682
8683         _nodefault
8684     }
8685
8686     if (![role isEqualToString:Role_]) {
8687         bool rolling(Role_ == nil);
8688         Role_ = role;
8689
8690         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8691             Role_, @"Role",
8692         nil];
8693
8694         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8695         Changed_ = true;
8696
8697         if (rolling)
8698             [roledelegate_ loadData];
8699         else
8700             [roledelegate_ updateData];
8701     }
8702 }
8703
8704 - (void) segmentChanged:(UISegmentedControl *)control {
8705     [self showDoneButton];
8706 }
8707
8708 - (void) saveAndClose {
8709     [self save];
8710
8711     [[self navigationItem] setRightBarButtonItem:nil];
8712     [[self navigationController] dismissModalViewControllerAnimated:YES];
8713 }
8714
8715 - (void) doneButtonClicked {
8716     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8717     [spinner startAnimating];
8718     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8719     [[self navigationItem] setRightBarButtonItem:spinItem];
8720
8721     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8722 }
8723
8724 - (void) showDoneButton {
8725     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8726         initWithTitle:UCLocalize("DONE")
8727         style:UIBarButtonItemStyleDone
8728         target:self
8729         action:@selector(doneButtonClicked)
8730     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8731 }
8732
8733 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8734     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8735     return 6;
8736 }
8737
8738 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8739     return 0; // :(
8740 }
8741
8742 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8743     return nil; // This method is required by the protocol.
8744 }
8745
8746 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8747     if (section == 1)
8748         return UCLocalize("ROLE_EX");
8749     if (section == 4)
8750         return [NSString stringWithFormat:
8751             @"%@: %@\n%@: %@\n%@: %@",
8752             UCLocalize("USER"), UCLocalize("USER_EX"),
8753             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8754             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8755         ];
8756     else return nil;
8757 }
8758
8759 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8760     return section == 3 ? 44.0f : 0;
8761 }
8762
8763 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8764     return section == 3 ? container_ : nil;
8765 }
8766
8767 - (void) reloadData {
8768     [super reloadData];
8769
8770     [table_ reloadData];
8771 }
8772
8773 @end
8774 /* }}} */
8775 /* Stash Controller {{{ */
8776 @interface StashController : CyteViewController {
8777     _H<UIActivityIndicatorView> spinner_;
8778     _H<UILabel> status_;
8779     _H<UILabel> caption_;
8780 }
8781
8782 @end
8783
8784 @implementation StashController
8785
8786 - (void) loadView {
8787     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8788     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8789
8790     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8791     CGRect spinrect = [spinner_ frame];
8792     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8793     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8794     [spinner_ setFrame:spinrect];
8795     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8796     [[self view] addSubview:spinner_];
8797     [spinner_ startAnimating];
8798
8799     CGRect captrect;
8800     captrect.size.width = [[self view] frame].size.width;
8801     captrect.size.height = 40.0f;
8802     captrect.origin.x = 0;
8803     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8804     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8805     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8806     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8807     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8808     [caption_ setTextColor:[UIColor whiteColor]];
8809     [caption_ setBackgroundColor:[UIColor clearColor]];
8810     [caption_ setShadowColor:[UIColor blackColor]];
8811     [caption_ setTextAlignment:UITextAlignmentCenter];
8812     [[self view] addSubview:caption_];
8813
8814     CGRect statusrect;
8815     statusrect.size.width = [[self view] frame].size.width;
8816     statusrect.size.height = 30.0f;
8817     statusrect.origin.x = 0;
8818     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8819     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8820     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8821     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8822     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8823     [status_ setTextColor:[UIColor whiteColor]];
8824     [status_ setBackgroundColor:[UIColor clearColor]];
8825     [status_ setShadowColor:[UIColor blackColor]];
8826     [status_ setTextAlignment:UITextAlignmentCenter];
8827     [[self view] addSubview:status_];
8828 }
8829
8830 - (void) releaseSubviews {
8831     spinner_ = nil;
8832     status_ = nil;
8833     caption_ = nil;
8834
8835     [super releaseSubviews];
8836 }
8837
8838 @end
8839 /* }}} */
8840
8841 @interface CYURLCache : SDURLCache {
8842 }
8843
8844 @end
8845
8846 @implementation CYURLCache
8847
8848 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8849 #if !ForRelease
8850     if (false);
8851     else if ([event isEqualToString:@"no-cache"])
8852         event = @"!!!";
8853     else if ([event isEqualToString:@"store"])
8854         event = @">>>";
8855     else if ([event isEqualToString:@"invalid"])
8856         event = @"???";
8857     else if ([event isEqualToString:@"memory"])
8858         event = @"mem";
8859     else if ([event isEqualToString:@"disk"])
8860         event = @"ssd";
8861     else if ([event isEqualToString:@"miss"])
8862         event = @"---";
8863
8864     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8865 #endif
8866 }
8867
8868 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8869     if (NSURLResponse *response = [cached response])
8870         if (NSString *mime = [response MIMEType])
8871             if ([mime isEqualToString:@"text/cache-manifest"]) {
8872                 NSURL *url([response URL]);
8873
8874 #if !ForRelease
8875                 NSLog(@"###: %@", [url absoluteString]);
8876 #endif
8877
8878                 @synchronized (HostConfig_) {
8879                     [CachedURLs_ addObject:url];
8880                 }
8881             }
8882
8883     [super storeCachedResponse:cached forRequest:request];
8884 }
8885
8886 @end
8887
8888 @interface Cydia : UIApplication <
8889     ConfirmationControllerDelegate,
8890     DatabaseDelegate,
8891     CydiaDelegate,
8892     UINavigationControllerDelegate,
8893     UITabBarControllerDelegate
8894 > {
8895     _H<UIWindow> window_;
8896     _H<CYTabBarController> tabbar_;
8897     _H<CydiaLoadingViewController> emulated_;
8898
8899     _H<NSMutableArray> essential_;
8900     _H<NSMutableArray> broken_;
8901
8902     Database *database_;
8903
8904     _H<NSURL> starturl_;
8905
8906     unsigned locked_;
8907     unsigned activity_;
8908
8909     _H<StashController> stash_;
8910
8911     bool loaded_;
8912 }
8913
8914 - (void) loadData;
8915
8916 @end
8917
8918 @implementation Cydia
8919
8920 - (void) beginUpdate {
8921     [tabbar_ beginUpdate];
8922 }
8923
8924 - (BOOL) updating {
8925     return [tabbar_ updating];
8926 }
8927
8928 - (void) _loaded {
8929     if ([broken_ count] != 0) {
8930         int count = [broken_ count];
8931
8932         UIAlertView *alert = [[[UIAlertView alloc]
8933             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8934             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8935             delegate:self
8936             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8937             otherButtonTitles:
8938                 UCLocalize("TEMPORARY_IGNORE"),
8939             nil
8940         ] autorelease];
8941
8942         [alert setContext:@"fixhalf"];
8943         [alert setNumberOfRows:2];
8944         [alert show];
8945     } else if (!Ignored_ && [essential_ count] != 0) {
8946         int count = [essential_ count];
8947
8948         UIAlertView *alert = [[[UIAlertView alloc]
8949             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8950             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8951             delegate:self
8952             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8953             otherButtonTitles:
8954                 UCLocalize("UPGRADE_ESSENTIAL"),
8955                 UCLocalize("COMPLETE_UPGRADE"),
8956             nil
8957         ] autorelease];
8958
8959         [alert setContext:@"upgrade"];
8960         [alert show];
8961     }
8962 }
8963
8964 - (void) returnToCydia {
8965     [self _loaded];
8966 }
8967
8968 - (void) _saveConfig {
8969     _trace();
8970     MetaFile_.Sync();
8971     _trace();
8972
8973     if (Changed_) {
8974         NSString *error(nil);
8975
8976         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8977             _trace();
8978             NSError *error(nil);
8979             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8980                 NSLog(@"failure to save metadata data: %@", error);
8981             _trace();
8982
8983             Changed_ = false;
8984         } else {
8985             NSLog(@"failure to serialize metadata: %@", error);
8986         }
8987     }
8988
8989     WriteSources();
8990 }
8991
8992 // Navigation controller for the queuing badge.
8993 - (UINavigationController *) queueNavigationController {
8994     NSArray *controllers = [tabbar_ viewControllers];
8995     return [controllers objectAtIndex:3];
8996 }
8997
8998 - (void) unloadData {
8999     [tabbar_ unloadData];
9000 }
9001
9002 - (void) _updateData {
9003     [self _saveConfig];
9004     [self unloadData];
9005
9006     UINavigationController *navigation = [self queueNavigationController];
9007
9008     id queuedelegate = nil;
9009     if ([[navigation viewControllers] count] > 0)
9010         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9011
9012     [queuedelegate queueStatusDidChange];
9013     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9014 }
9015
9016 - (void) _refreshIfPossible:(NSDate *)update {
9017     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9018
9019     bool recently = false;
9020     if (update != nil) {
9021         NSTimeInterval interval([update timeIntervalSinceNow]);
9022         if (interval <= 0 && interval > -(15*60))
9023             recently = true;
9024     }
9025
9026     // Don't automatic refresh if:
9027     //  - We already refreshed recently.
9028     //  - We already auto-refreshed this launch.
9029     //  - Auto-refresh is disabled.
9030     if (recently || loaded_ || ManualRefresh) {
9031         // If we are cancelling, we need to make sure it knows it's already loaded.
9032         loaded_ = true;
9033
9034         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9035     } else {
9036         // We are going to load, so remember that.
9037         loaded_ = true;
9038
9039         SCNetworkReachabilityFlags flags; {
9040             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9041             SCNetworkReachabilityGetFlags(reachability, &flags);
9042             CFRelease(reachability);
9043         }
9044
9045         // XXX: this elaborate mess is what Apple is using to determine this? :(
9046         // XXX: do we care if the user has to intervene? maybe that's ok?
9047         bool reachable(
9048             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9049                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9050                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9051                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9052                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9053                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9054             )
9055         );
9056
9057         // If we can reach the server, auto-refresh!
9058         if (reachable)
9059             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9060     }
9061
9062     [pool release];
9063 }
9064
9065 - (void) refreshIfPossible {
9066     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9067 }
9068
9069 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9070 @synchronized (self) {
9071     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9072     [hud setText:UCLocalize("RELOADING_DATA")];
9073
9074     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9075
9076     if (hud != nil)
9077         [self removeProgressHUD:hud];
9078
9079     size_t changes(0);
9080
9081     [essential_ removeAllObjects];
9082     [broken_ removeAllObjects];
9083
9084     NSArray *packages([database_ packages]);
9085     for (Package *package in packages) {
9086         if ([package half])
9087             [broken_ addObject:package];
9088         if ([package upgradableAndEssential:NO]) {
9089             if ([package essential])
9090                 [essential_ addObject:package];
9091             ++changes;
9092         }
9093     }
9094
9095     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9096     if (changes != 0) {
9097         _trace();
9098         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9099         [changesItem setBadgeValue:badge];
9100         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9101         [self setApplicationIconBadgeNumber:changes];
9102     } else {
9103         _trace();
9104         [changesItem setBadgeValue:nil];
9105         [changesItem setAnimatedBadge:NO];
9106         [self setApplicationIconBadgeNumber:0];
9107     }
9108
9109     [self _updateData];
9110 } }
9111
9112 - (void) updateData {
9113     [self _updateData];
9114 }
9115
9116 - (void) update_ {
9117     [database_ update];
9118     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9119 }
9120
9121 - (void) disemulate {
9122     if (emulated_ == nil)
9123         return;
9124
9125     [window_ addSubview:[tabbar_ view]];
9126     [[emulated_ view] removeFromSuperview];
9127     emulated_ = nil;
9128     [window_ setUserInteractionEnabled:YES];
9129 }
9130
9131 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9132     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9133     if (IsWildcat_)
9134         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9135
9136     UIViewController *parent;
9137     if (emulated_ == nil)
9138         parent = tabbar_;
9139     else if (!force)
9140         parent = emulated_;
9141     else {
9142         [self disemulate];
9143         parent = tabbar_;
9144     }
9145
9146     [parent presentModalViewController:navigation animated:YES];
9147 }
9148
9149 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9150     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9151
9152     if (navigation != nil)
9153         [navigation pushViewController:progress animated:YES];
9154     else
9155         [self presentModalViewController:progress force:YES];
9156
9157     [progress invoke:invocation withTitle:title];
9158     return progress;
9159 }
9160
9161 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9162     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9163 }
9164
9165 - (void) repairWithInvocation:(NSInvocation *)invocation {
9166     _trace();
9167     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9168     _trace();
9169 }
9170
9171 - (void) repairWithSelector:(SEL)selector {
9172     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9173 }
9174
9175 - (void) reloadData {
9176     [self reloadDataWithInvocation:nil];
9177     if ([database_ progressDelegate] == nil)
9178         [self _loaded];
9179 }
9180
9181 - (void) syncData {
9182     [self _saveConfig];
9183     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9184 }
9185
9186 - (void) addSource:(NSDictionary *) source {
9187     AddSource(source);
9188 }
9189
9190 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9191     AddSource(href, distribution, sections);
9192 }
9193
9194 - (void) addTrivialSource:(NSString *)href {
9195     AddSource(href, @"./");
9196 }
9197
9198 - (void) updateValues {
9199     Changed_ = true;
9200 }
9201
9202 - (void) resolve {
9203     pkgProblemResolver *resolver = [database_ resolver];
9204
9205     resolver->InstallProtect();
9206     if (!resolver->Resolve(true))
9207         _error->Discard();
9208 }
9209
9210 - (bool) perform {
9211     // XXX: this is a really crappy way of doing this.
9212     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9213     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9214     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9215     if ([tabbar_ updating])
9216         [tabbar_ cancelUpdate];
9217
9218     if (![database_ prepare])
9219         return false;
9220
9221     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9222     [page setDelegate:self];
9223     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9224
9225     if (IsWildcat_)
9226         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9227     [tabbar_ presentModalViewController:confirm_ animated:YES];
9228
9229     return true;
9230 }
9231
9232 - (void) queue {
9233     @synchronized (self) {
9234         [self perform];
9235     }
9236 }
9237
9238 - (void) clearPackage:(Package *)package {
9239     @synchronized (self) {
9240         [package clear];
9241         [self resolve];
9242         [self perform];
9243     }
9244 }
9245
9246 - (void) installPackages:(NSArray *)packages {
9247     @synchronized (self) {
9248         for (Package *package in packages)
9249             [package install];
9250         [self resolve];
9251         [self perform];
9252     }
9253 }
9254
9255 - (void) installPackage:(Package *)package {
9256     @synchronized (self) {
9257         [package install];
9258         [self resolve];
9259         [self perform];
9260     }
9261 }
9262
9263 - (void) removePackage:(Package *)package {
9264     @synchronized (self) {
9265         [package remove];
9266         [self resolve];
9267         [self perform];
9268     }
9269 }
9270
9271 - (void) distUpgrade {
9272     @synchronized (self) {
9273         if (![database_ upgrade])
9274             return;
9275         [self perform];
9276     }
9277 }
9278
9279 - (void) perform_ {
9280     [database_ perform];
9281     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9282 }
9283
9284 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9285     Queuing_ = false;
9286     ++locked_;
9287     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9288     --locked_;
9289     [self refreshIfPossible];
9290 }
9291
9292 - (void) showSettings {
9293     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9294 }
9295
9296 - (void) retainNetworkActivityIndicator {
9297     if (activity_++ == 0)
9298         [self setNetworkActivityIndicatorVisible:YES];
9299
9300 #if TraceLogging
9301     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9302 #endif
9303 }
9304
9305 - (void) releaseNetworkActivityIndicator {
9306     if (--activity_ == 0)
9307         [self setNetworkActivityIndicatorVisible:NO];
9308
9309 #if TraceLogging
9310     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9311 #endif
9312
9313 }
9314
9315 - (void) cancelAndClear:(bool)clear {
9316     @synchronized (self) {
9317         if (clear) {
9318             [database_ clear];
9319             Queuing_ = false;
9320         } else {
9321             Queuing_ = true;
9322         }
9323
9324         [self _updateData];
9325     }
9326 }
9327
9328 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9329     NSString *context([alert context]);
9330
9331     if ([context isEqualToString:@"conffile"]) {
9332         FILE *input = [database_ input];
9333         if (button == [alert cancelButtonIndex])
9334             fprintf(input, "N\n");
9335         else if (button == [alert firstOtherButtonIndex])
9336             fprintf(input, "Y\n");
9337         fflush(input);
9338
9339         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9340     } else if ([context isEqualToString:@"fixhalf"]) {
9341         if (button == [alert cancelButtonIndex]) {
9342             @synchronized (self) {
9343                 for (Package *broken in (id) broken_) {
9344                     [broken remove];
9345
9346                     NSString *id = [broken id];
9347                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9348                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9349                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9350                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9351                 }
9352
9353                 [self resolve];
9354                 [self perform];
9355             }
9356         } else if (button == [alert firstOtherButtonIndex]) {
9357             [broken_ removeAllObjects];
9358             [self _loaded];
9359         }
9360
9361         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9362     } else if ([context isEqualToString:@"upgrade"]) {
9363         if (button == [alert firstOtherButtonIndex]) {
9364             @synchronized (self) {
9365                 for (Package *essential in (id) essential_)
9366                     [essential install];
9367
9368                 [self resolve];
9369                 [self perform];
9370             }
9371         } else if (button == [alert firstOtherButtonIndex] + 1) {
9372             [self distUpgrade];
9373         } else if (button == [alert cancelButtonIndex]) {
9374             Ignored_ = YES;
9375         }
9376
9377         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9378     }
9379 }
9380
9381 - (void) system:(NSString *)command {
9382     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9383
9384     _trace();
9385     system([command UTF8String]);
9386     _trace();
9387
9388     [pool release];
9389 }
9390
9391 - (void) applicationWillSuspend {
9392     [database_ clean];
9393     [super applicationWillSuspend];
9394 }
9395
9396 - (BOOL) isSafeToSuspend {
9397     if (locked_ != 0) {
9398 #if !ForRelease
9399         NSLog(@"isSafeToSuspend: locked_ != 0");
9400 #endif
9401         return false;
9402     }
9403
9404     // Use external process status API internally.
9405     // This is probably a really bad idea.
9406     // XXX: what is the point of this? does this solve anything at all?
9407     uint64_t status = 0;
9408     int notify_token;
9409     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9410         notify_get_state(notify_token, &status);
9411         notify_cancel(notify_token);
9412     }
9413
9414     if (status != 0) {
9415 #if !ForRelease
9416         NSLog(@"isSafeToSuspend: status != 0");
9417 #endif
9418         return false;
9419     }
9420
9421 #if !ForRelease
9422     NSLog(@"isSafeToSuspend: -> true");
9423 #endif
9424     return true;
9425 }
9426
9427 - (void) applicationSuspend:(__GSEvent *)event {
9428     if ([self isSafeToSuspend])
9429         [super applicationSuspend:event];
9430 }
9431
9432 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9433     if ([self isSafeToSuspend])
9434         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9435 }
9436
9437 - (void) _setSuspended:(BOOL)value {
9438     if ([self isSafeToSuspend])
9439         [super _setSuspended:value];
9440 }
9441
9442 - (UIProgressHUD *) addProgressHUD {
9443     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9444     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9445
9446     [window_ setUserInteractionEnabled:NO];
9447
9448     UIViewController *target(tabbar_);
9449     if (UIViewController *modal = [target modalViewController])
9450         target = modal;
9451
9452     UIView *view([target view]);
9453     [view addSubview:hud];
9454
9455     [hud showInView:[tabbar_ view]];
9456
9457     ++locked_;
9458     return hud;
9459 }
9460
9461 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9462     --locked_;
9463     [hud hide];
9464     [hud removeFromSuperview];
9465     [window_ setUserInteractionEnabled:YES];
9466 }
9467
9468 - (CyteViewController *) pageForPackage:(NSString *)name {
9469     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9470 }
9471
9472 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9473     NSString *scheme([[url scheme] lowercaseString]);
9474     if ([[url absoluteString] length] <= [scheme length] + 3)
9475         return nil;
9476     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9477     NSArray *components([path pathComponents]);
9478
9479     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9480         return [self pageForPackage:[components objectAtIndex:1]];
9481
9482     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9483         return nil;
9484
9485     NSString *base([components objectAtIndex:0]);
9486
9487     CyteViewController *controller = nil;
9488
9489     if ([base isEqualToString:@"url"]) {
9490         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9491         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9492         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9493     } else if (!external && [components count] == 1) {
9494         if ([base isEqualToString:@"manage"]) {
9495             controller = [[[ManageController alloc] init] autorelease];
9496         }
9497
9498         if ([base isEqualToString:@"sources"]) {
9499             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9500         }
9501
9502         if ([base isEqualToString:@"home"]) {
9503             controller = [[[HomeController alloc] init] autorelease];
9504         }
9505
9506         if ([base isEqualToString:@"sections"]) {
9507             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9508         }
9509
9510         if ([base isEqualToString:@"search"]) {
9511             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9512         }
9513
9514         if ([base isEqualToString:@"changes"]) {
9515             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9516         }
9517
9518         if ([base isEqualToString:@"installed"]) {
9519             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9520         }
9521     } else if ([components count] == 2) {
9522         NSString *argument = [components objectAtIndex:1];
9523
9524         if ([base isEqualToString:@"package"]) {
9525             controller = [self pageForPackage:argument];
9526         }
9527
9528         if (!external && [base isEqualToString:@"search"]) {
9529             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9530         }
9531
9532         if (!external && [base isEqualToString:@"sections"]) {
9533             if ([argument isEqualToString:@"all"])
9534                 argument = nil;
9535             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9536         }
9537
9538         if (!external && [base isEqualToString:@"sources"]) {
9539             if ([argument isEqualToString:@"add"]) {
9540                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9541                 [(SourcesController *)controller showAddSourcePrompt];
9542             } else {
9543                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9544                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9545             }
9546         }
9547
9548         if (!external && [base isEqualToString:@"launch"]) {
9549             [self launchApplicationWithIdentifier:argument suspended:NO];
9550             return nil;
9551         }
9552     } else if (!external && [components count] == 3) {
9553         NSString *arg1 = [components objectAtIndex:1];
9554         NSString *arg2 = [components objectAtIndex:2];
9555
9556         if ([base isEqualToString:@"package"]) {
9557             if ([arg2 isEqualToString:@"settings"]) {
9558                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9559             } else if ([arg2 isEqualToString:@"files"]) {
9560                 if (Package *package = [database_ packageWithName:arg1]) {
9561                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9562                     [(FileTable *)controller setPackage:package];
9563                 }
9564             }
9565         }
9566     }
9567
9568     [controller setDelegate:self];
9569     return controller;
9570 }
9571
9572 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9573     CyteViewController *page([self pageForURL:url forExternal:external]);
9574
9575     if (page != nil) {
9576         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9577         [nav setViewControllers:[NSArray arrayWithObject:page]];
9578         [tabbar_ setUnselectedViewController:nav];
9579     }
9580
9581     return page != nil;
9582 }
9583
9584 - (void) applicationOpenURL:(NSURL *)url {
9585     [super applicationOpenURL:url];
9586
9587     if (!loaded_)
9588         starturl_ = url;
9589     else
9590         [self openCydiaURL:url forExternal:YES];
9591 }
9592
9593 - (void) applicationWillResignActive:(UIApplication *)application {
9594     // Stop refreshing if you get a phone call or lock the device.
9595     if ([tabbar_ updating])
9596         [tabbar_ cancelUpdate];
9597
9598     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9599         [super applicationWillResignActive:application];
9600 }
9601
9602 - (void) saveState {
9603     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9604     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9605     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9606     Changed_ = true;
9607
9608     [self _saveConfig];
9609 }
9610
9611 - (void) applicationWillTerminate:(UIApplication *)application {
9612     [self saveState];
9613 }
9614
9615 - (void) setConfigurationData:(NSString *)data {
9616     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9617
9618     if (!conffile_r(data)) {
9619         lprintf("E:invalid conffile\n");
9620         return;
9621     }
9622
9623     NSString *ofile = conffile_r[1];
9624     //NSString *nfile = conffile_r[2];
9625
9626     UIAlertView *alert = [[[UIAlertView alloc]
9627         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9628         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9629         delegate:self
9630         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9631         otherButtonTitles:
9632             UCLocalize("ACCEPT_NEW_COPY"),
9633             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9634         nil
9635     ] autorelease];
9636
9637     [alert setContext:@"conffile"];
9638     [alert setNumberOfRows:2];
9639     [alert show];
9640 }
9641
9642 - (void) addStashController {
9643     ++locked_;
9644     stash_ = [[[StashController alloc] init] autorelease];
9645     [window_ addSubview:[stash_ view]];
9646 }
9647
9648 - (void) removeStashController {
9649     [[stash_ view] removeFromSuperview];
9650     stash_ = nil;
9651     --locked_;
9652 }
9653
9654 - (void) stash {
9655     [self setIdleTimerDisabled:YES];
9656
9657     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9658     UpdateExternalStatus(1);
9659     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9660     UpdateExternalStatus(0);
9661
9662     [self removeStashController];
9663
9664     if (ExecFork() == 0) {
9665         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9666         perror("launchctl stop");
9667     }
9668 }
9669
9670 - (void) setupViewControllers {
9671     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9672
9673     NSMutableArray *items([NSMutableArray arrayWithObjects:
9674         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9675         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9676         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9677         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9678     nil]);
9679
9680     if (IsWildcat_) {
9681         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9682         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9683     } else {
9684         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9685     }
9686
9687     NSMutableArray *controllers([NSMutableArray array]);
9688     for (UITabBarItem *item in items) {
9689         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9690         [controller setTabBarItem:item];
9691         [controllers addObject:controller];
9692     }
9693     [tabbar_ setViewControllers:controllers];
9694
9695     [tabbar_ setUpdateDelegate:self];
9696 }
9697
9698 - (void) _sendMemoryWarningNotification {
9699     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9700 }
9701
9702 - (void) _sendMemoryWarningNotifications {
9703     while (true) {
9704         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9705         usleep(250000);
9706     }
9707 }
9708
9709 - (void) applicationDidFinishLaunching:(id)unused {
9710     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9711
9712 _trace();
9713     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9714         [self setApplicationSupportsShakeToEdit:NO];
9715
9716     @synchronized (HostConfig_) {
9717         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9718     }
9719
9720     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9721         initWithMemoryCapacity:524288
9722         diskCapacity:10485760
9723         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9724     ] autorelease]];
9725
9726     [CydiaWebViewController _initialize];
9727
9728     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9729
9730     // this would disallow http{,s} URLs from accessing this data
9731     //[WebView registerURLSchemeAsLocal:@"cydia"];
9732
9733     Font12_ = [UIFont systemFontOfSize:12];
9734     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9735     Font14_ = [UIFont systemFontOfSize:14];
9736     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9737     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9738
9739     essential_ = [NSMutableArray arrayWithCapacity:4];
9740     broken_ = [NSMutableArray arrayWithCapacity:4];
9741
9742     // XXX: I really need this thing... like, seriously... I'm sorry
9743     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9744
9745     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9746     [window_ orderFront:self];
9747     [window_ makeKey:self];
9748     [window_ setHidden:NO];
9749
9750     if (
9751         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9752         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9753         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9754         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9755         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9756         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9757         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9758         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9759         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9760         false
9761     ) {
9762         [self addStashController];
9763         // XXX: this would be much cleaner as a yieldToSelector:
9764         // that way the removeStashController could happen right here inline
9765         // we also could no longer require the useless stash_ field anymore
9766         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9767         return;
9768     }
9769
9770     database_ = [Database sharedInstance];
9771     [database_ setDelegate:self];
9772
9773     [window_ setUserInteractionEnabled:NO];
9774     [self setupViewControllers];
9775
9776     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9777     [window_ addSubview:[emulated_ view]];
9778
9779     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9780 _trace();
9781 }
9782
9783 - (NSArray *) defaultStartPages {
9784     NSMutableArray *standard = [NSMutableArray array];
9785     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9786     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9787     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9788     if (!IsWildcat_) {
9789         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9790     } else {
9791         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9792         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9793     }
9794     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9795     return standard;
9796 }
9797
9798 - (void) loadData {
9799 _trace();
9800     if (Role_ == nil) {
9801         [window_ setUserInteractionEnabled:YES];
9802         [self showSettings];
9803         return;
9804     } else {
9805         if ([emulated_ modalViewController] != nil)
9806             [emulated_ dismissModalViewControllerAnimated:YES];
9807         [window_ setUserInteractionEnabled:NO];
9808     }
9809
9810     [self reloadDataWithInvocation:nil];
9811     [self refreshIfPossible];
9812     PrintTimes();
9813
9814     [self disemulate];
9815
9816     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9817     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9818     int standardIndex = 0;
9819     NSArray *standard = [self defaultStartPages];
9820
9821     BOOL valid = YES;
9822
9823     if (saved == nil)
9824         valid = NO;
9825
9826     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9827     if (valid && closed != nil) {
9828         NSTimeInterval interval([closed timeIntervalSinceNow]);
9829         // XXX: Is 15 minutes the optimal time here?
9830         if (interval > 0 && interval <= -(15*60))
9831             valid = NO;
9832     }
9833
9834     if (valid && [saved count] != [standard count])
9835         valid = NO;
9836
9837     if (valid) {
9838         for (unsigned int i = 0; i < [standard count]; i++) {
9839             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9840             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9841             //      but it's good enough for now.
9842             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9843                 valid = NO;
9844                 break;
9845             }
9846         }
9847     }
9848
9849     NSArray *items = nil;
9850     if (valid) {
9851         [tabbar_ setSelectedIndex:savedIndex];
9852         items = saved;
9853     } else {
9854         [tabbar_ setSelectedIndex:standardIndex];
9855         items = standard;
9856     }
9857
9858     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9859         NSArray *stack = [items objectAtIndex:tab];
9860         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9861         NSMutableArray *current = [NSMutableArray array];
9862
9863         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9864             NSString *addr = [stack objectAtIndex:nav];
9865             NSURL *url = [NSURL URLWithString:addr];
9866             CyteViewController *page = [self pageForURL:url forExternal:NO];
9867             if (page != nil)
9868                 [current addObject:page];
9869         }
9870
9871         [navigation setViewControllers:current];
9872     }
9873
9874     // (Try to) show the startup URL.
9875     if (starturl_ != nil) {
9876         [self openCydiaURL:starturl_ forExternal:NO];
9877         starturl_ = nil;
9878     }
9879 }
9880
9881 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9882     if (item != nil && IsWildcat_) {
9883         [sheet showFromBarButtonItem:item animated:YES];
9884     } else {
9885         [sheet showInView:window_];
9886     }
9887 }
9888
9889 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9890     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9891     [progress setTitle:task];
9892     [progress addProgressEvent:event];
9893 }
9894
9895 - (void) addProgressEventForTask:(NSArray *)data {
9896     CydiaProgressEvent *event([data objectAtIndex:0]);
9897     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9898     [self addProgressEvent:event forTask:task];
9899 }
9900
9901 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9902     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9903 }
9904
9905 @end
9906
9907 /*IMP alloc_;
9908 id Alloc_(id self, SEL selector) {
9909     id object = alloc_(self, selector);
9910     lprintf("[%s]A-%p\n", self->isa->name, object);
9911     return object;
9912 }*/
9913
9914 /*IMP dealloc_;
9915 id Dealloc_(id self, SEL selector) {
9916     id object = dealloc_(self, selector);
9917     lprintf("[%s]D-%p\n", self->isa->name, object);
9918     return object;
9919 }*/
9920
9921 Class $WebDefaultUIKitDelegate;
9922
9923 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9924     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9925         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9926     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9927 }
9928
9929 static NSSet *MobilizedFiles_;
9930
9931 static NSURL *MobilizeURL(NSURL *url) {
9932     NSString *path([url path]);
9933     if ([path hasPrefix:@"/var/root/"]) {
9934         NSString *file([path substringFromIndex:10]);
9935         if ([MobilizedFiles_ containsObject:file])
9936             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9937     }
9938
9939     return url;
9940 }
9941
9942 Class $CFXPreferencesPropertyListSource;
9943 @class CFXPreferencesPropertyListSource;
9944
9945 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9946     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9947     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9948     url = MobilizeURL(url);
9949     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9950     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9951     url = old;
9952     [pool release];
9953     return value;
9954 }
9955
9956 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9957     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9958     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9959     url = MobilizeURL(url);
9960     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9961     //NSLog(@"%@ %@", [url absoluteString], value);
9962     url = old;
9963     [pool release];
9964     return value;
9965 }
9966
9967 Class $NSURLConnection;
9968
9969 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9970     NSMutableURLRequest *copy([request mutableCopy]);
9971
9972     NSURL *url([copy URL]);
9973
9974     NSString *href([url absoluteString]);
9975     NSString *host([url host]);
9976     NSString *scheme([[url scheme] lowercaseString]);
9977
9978     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9979
9980     @synchronized (HostConfig_) {
9981         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9982             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9983                 [copy setHTTPShouldUsePipelining:YES];
9984
9985         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9986             if ([control isEqualToString:@"max-age=0"])
9987                 if ([CachedURLs_ containsObject:href]) {
9988 #if !ForRelease
9989                     NSLog(@"~~~: %@", href);
9990 #endif
9991
9992                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9993
9994                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9995                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9996                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9997                 }
9998     }
9999
10000     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10001     } return self;
10002 }
10003
10004 int main(int argc, char *argv[]) {
10005     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10006
10007     _trace();
10008
10009     UpdateExternalStatus(0);
10010
10011     if (Class $UIDevice = objc_getClass("UIDevice")) {
10012         UIDevice *device([$UIDevice currentDevice]);
10013         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10014     } else
10015         IsWildcat_ = false;
10016
10017     UIScreen *screen([UIScreen mainScreen]);
10018     if ([screen respondsToSelector:@selector(scale)])
10019         ScreenScale_ = [screen scale];
10020     else
10021         ScreenScale_ = 1;
10022
10023     UIDevice *device([UIDevice currentDevice]);
10024     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10025         Idiom_ = @"iphone";
10026     else {
10027         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10028         if (idiom == UIUserInterfaceIdiomPhone)
10029             Idiom_ = @"iphone";
10030         else if (idiom == UIUserInterfaceIdiomPad)
10031             Idiom_ = @"ipad";
10032         else
10033             NSLog(@"unknown UIUserInterfaceIdiom!");
10034     }
10035
10036     Pcre pattern("^([0-9]+\\.[0-9]+)");
10037
10038     if (pattern([device systemVersion]))
10039         Firmware_ = pattern[1];
10040     if (pattern(Cydia_))
10041         Major_ = pattern[1];
10042
10043     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10044
10045     HostConfig_ = [[[NSObject alloc] init] autorelease];
10046     @synchronized (HostConfig_) {
10047         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10048         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10049         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10050         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10051         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10052     }
10053
10054     NSString *ui(@"ui/ios");
10055     if (Idiom_ != nil)
10056         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10057     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10058     UI_ = CydiaURL(ui);
10059
10060     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10061
10062     MobilizedFiles_ = [NSMutableSet setWithObjects:
10063         @"Library/Preferences/com.apple.Accessibility.plist",
10064         @"Library/Preferences/com.apple.preferences.sounds.plist",
10065     nil];
10066
10067     /* Library Hacks {{{ */
10068     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10069
10070     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10071
10072     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10073     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10074         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10075         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10076     }
10077
10078     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10079     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10080         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10081         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10082     }
10083
10084     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10085     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10086     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10087         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10088         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10089     }
10090
10091     $NSURLConnection = objc_getClass("NSURLConnection");
10092     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10093     if (NSURLConnection$init$ != NULL) {
10094         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10095         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10096     }
10097     /* }}} */
10098     /* Set Locale {{{ */
10099     Locale_ = CFLocaleCopyCurrent();
10100     Languages_ = [NSLocale preferredLanguages];
10101
10102     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10103     //NSLog(@"%@", [Languages_ description]);
10104
10105     const char *lang;
10106     if (Locale_ != NULL)
10107         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10108     else if (Languages_ != nil && [Languages_ count] != 0)
10109         lang = [[Languages_ objectAtIndex:0] UTF8String];
10110     else
10111         // XXX: consider just setting to C and then falling through?
10112         lang = NULL;
10113
10114     if (lang != NULL) {
10115         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10116         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10117     }
10118
10119     NSLog(@"Setting Language: %s", lang);
10120
10121     if (lang != NULL) {
10122         setenv("LANG", lang, true);
10123         std::setlocale(LC_ALL, lang);
10124     }
10125     /* }}} */
10126
10127     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10128
10129     /* Parse Arguments {{{ */
10130     bool substrate(false);
10131
10132     if (argc != 0) {
10133         char **args(argv);
10134         int arge(1);
10135
10136         for (int argi(1); argi != argc; ++argi)
10137             if (strcmp(argv[argi], "--") == 0) {
10138                 arge = argi;
10139                 argv[argi] = argv[0];
10140                 argv += argi;
10141                 argc -= argi;
10142                 break;
10143             }
10144
10145         for (int argi(1); argi != arge; ++argi)
10146             if (strcmp(args[argi], "--substrate") == 0)
10147                 substrate = true;
10148             else
10149                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10150     }
10151     /* }}} */
10152
10153     App_ = [[NSBundle mainBundle] bundlePath];
10154     Advanced_ = YES;
10155
10156     setuid(0);
10157     setgid(0);
10158
10159     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10160     alloc_ = alloc->method_imp;
10161     alloc->method_imp = (IMP) &Alloc_;*/
10162
10163     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10164     dealloc_ = dealloc->method_imp;
10165     dealloc->method_imp = (IMP) &Dealloc_;*/
10166
10167     /* System Information {{{ */
10168     size_t size;
10169
10170     int maxproc;
10171     size = sizeof(maxproc);
10172     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10173         perror("sysctlbyname(\"kern.maxproc\", ?)");
10174     else if (maxproc < 64) {
10175         maxproc = 64;
10176         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10177             perror("sysctlbyname(\"kern.maxproc\", #)");
10178     }
10179
10180     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10181     char *osversion = new char[size];
10182     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10183         perror("sysctlbyname(\"kern.osversion\", ?)");
10184     else
10185         System_ = [NSString stringWithUTF8String:osversion];
10186
10187     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10188     char *machine = new char[size];
10189     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10190         perror("sysctlbyname(\"hw.machine\", ?)");
10191     else
10192         Machine_ = machine;
10193
10194     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10195     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10196     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10197
10198     UniqueID_ = [device uniqueIdentifier];
10199
10200     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10201     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10202     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10203
10204     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10205     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10206     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10207
10208     if (mcc != NULL && mnc != NULL)
10209         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10210
10211     if (mnc != NULL)
10212         CFRelease(mnc);
10213     if (mcc != NULL)
10214         CFRelease(mcc);
10215
10216     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10217         Build_ = [system objectForKey:@"ProductBuildVersion"];
10218     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10219         Product_ = [info objectForKey:@"SafariProductVersion"];
10220         Safari_ = [info objectForKey:@"CFBundleVersion"];
10221     }
10222     /* }}} */
10223     /* Load Database {{{ */
10224     _trace();
10225     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10226     _trace();
10227     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10228
10229     if (Metadata_ == NULL)
10230         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10231     else {
10232         Settings_ = [Metadata_ objectForKey:@"Settings"];
10233
10234         Packages_ = [Metadata_ objectForKey:@"Packages"];
10235
10236         Values_ = [Metadata_ objectForKey:@"Values"];
10237         Sections_ = [Metadata_ objectForKey:@"Sections"];
10238         Sources_ = [Metadata_ objectForKey:@"Sources"];
10239
10240         Token_ = [Metadata_ objectForKey:@"Token"];
10241
10242         Version_ = [Metadata_ objectForKey:@"Version"];
10243
10244         @synchronized (HostConfig_) {
10245             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10246         }
10247     }
10248
10249     if (Settings_ != nil)
10250         Role_ = [Settings_ objectForKey:@"Role"];
10251
10252     if (Values_ == nil) {
10253         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10254         [Metadata_ setObject:Values_ forKey:@"Values"];
10255     }
10256
10257     if (Sections_ == nil) {
10258         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10259         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10260     }
10261
10262     if (Sources_ == nil) {
10263         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10264         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10265     }
10266
10267     if (Version_ == nil) {
10268         Version_ = [NSNumber numberWithUnsignedInt:0];
10269         [Metadata_ setObject:Version_ forKey:@"Version"];
10270     }
10271
10272     @synchronized (HostConfig_) {
10273         if (CydiaSource_ == nil) {
10274             CydiaSource_ = @"apt.saurik.com";
10275             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10276         }
10277     }
10278
10279     if ([Version_ unsignedIntValue] == 0) {
10280         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10281         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10282         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10283         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10284
10285         Version_ = [NSNumber numberWithUnsignedInt:1];
10286         [Metadata_ setObject:Version_ forKey:@"Version"];
10287
10288         [Metadata_ removeObjectForKey:@"LastUpdate"];
10289
10290         Changed_ = true;
10291     }
10292     /* }}} */
10293
10294     WriteSources();
10295
10296     _trace();
10297     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10298     _trace();
10299
10300     if (Packages_ != nil) {
10301         bool fail(false);
10302         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10303         _trace();
10304
10305         if (!fail) {
10306             [Metadata_ removeObjectForKey:@"Packages"];
10307             Packages_ = nil;
10308             Changed_ = true;
10309         }
10310     }
10311
10312     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10313
10314 #define MobileSubstrate_(name) \
10315     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10316         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10317         if (handle == NULL) \
10318             NSLog(@"%s", dlerror()); \
10319     }
10320
10321     MobileSubstrate_(Activator)
10322     MobileSubstrate_(libstatusbar)
10323     MobileSubstrate_(SimulatedKeyEvents)
10324     MobileSubstrate_(WinterBoard)
10325
10326     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10327         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10328
10329     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10330
10331     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10332         unlink("/tmp/.cydia.fw");
10333         goto firmware;
10334     } else if (access("/User", F_OK) != 0 || version < 4) {
10335       firmware:
10336         _trace();
10337         system("/usr/libexec/cydia/firmware.sh");
10338         _trace();
10339     }
10340
10341     _assert([[NSFileManager defaultManager]
10342         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10343         withIntermediateDirectories:YES
10344         attributes:nil
10345         error:NULL
10346     ]);
10347
10348     if (access("/tmp/cydia.chk", F_OK) == 0) {
10349         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10350             _assert(errno == ENOENT);
10351         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10352             _assert(errno == ENOENT);
10353     }
10354
10355     /* APT Initialization {{{ */
10356     _assert(pkgInitConfig(*_config));
10357     _assert(pkgInitSystem(*_config, _system));
10358
10359     if (lang != NULL)
10360         _config->Set("APT::Acquire::Translation", lang);
10361
10362     // XXX: this timeout might be important :(
10363     //_config->Set("Acquire::http::Timeout", 15);
10364
10365     _config->Set("Acquire::http::MaxParallel", 3);
10366     /* }}} */
10367     /* Color Choices {{{ */
10368     space_ = CGColorSpaceCreateDeviceRGB();
10369
10370     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10371     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10372     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10373     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10374     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10375     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10376     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10377     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10378     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10379
10380     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10381     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10382     /* }}}*/
10383     /* UIKit Configuration {{{ */
10384     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10385     if ($GSFontSetUseLegacyFontMetrics != NULL)
10386         $GSFontSetUseLegacyFontMetrics(YES);
10387
10388     // XXX: I have a feeling this was important
10389     //UIKeyboardDisableAutomaticAppearance();
10390     /* }}} */
10391
10392     Colon_ = UCLocalize("COLON_DELIMITED");
10393     Elision_ = UCLocalize("ELISION");
10394     Error_ = UCLocalize("ERROR");
10395     Warning_ = UCLocalize("WARNING");
10396
10397     _trace();
10398     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10399
10400     CGColorSpaceRelease(space_);
10401     CFRelease(Locale_);
10402
10403     [pool release];
10404     return value;
10405 }