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 *) uri;
1363 - (NSString *) distribution;
1364 - (NSString *) type;
1365
1366 - (NSString *) base;
1367
1368 - (NSString *) key;
1369 - (NSString *) host;
1370
1371 - (NSString *) name;
1372 - (NSString *) shortDescription;
1373 - (NSString *) label;
1374 - (NSString *) origin;
1375 - (NSString *) version;
1376
1377 - (NSString *) defaultIcon;
1378
1379 @end
1380
1381 @implementation Source
1382
1383 - (void) _clear {
1384     uri_.clear();
1385     distribution_.clear();
1386     type_.clear();
1387
1388     base_.clear();
1389
1390     description_.clear();
1391     label_.clear();
1392     origin_.clear();
1393     depiction_.clear();
1394     support_.clear();
1395     version_.clear();
1396     defaultIcon_.clear();
1397
1398     record_ = nil;
1399     host_ = nil;
1400     authority_ = nil;
1401 }
1402
1403 + (NSString *) webScriptNameForSelector:(SEL)selector {
1404     if (false);
1405     else if (selector == @selector(addSection:))
1406         return @"addSection";
1407     else if (selector == @selector(getField:))
1408         return @"getField";
1409     else if (selector == @selector(removeSection:))
1410         return @"removeSection";
1411     else if (selector == @selector(remove))
1412         return @"remove";
1413     else
1414         return nil;
1415 }
1416
1417 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1418     return [self webScriptNameForSelector:selector] == nil;
1419 }
1420
1421 + (NSArray *) _attributeKeys {
1422     return [NSArray arrayWithObjects:
1423         @"distribution",
1424         @"host",
1425         @"key",
1426         @"label",
1427         @"name",
1428         @"origin",
1429         @"sections",
1430         @"shortDescription",
1431         @"trusted",
1432         @"type",
1433         @"uri",
1434         @"version",
1435     nil];
1436 }
1437
1438 - (NSArray *) attributeKeys {
1439     return [[self class] _attributeKeys];
1440 }
1441
1442 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1443     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1444 }
1445
1446 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1447     [self _clear];
1448
1449     trusted_ = index->IsTrusted();
1450
1451     uri_.set(pool, index->GetURI());
1452     distribution_.set(pool, index->GetDist());
1453     type_.set(pool, index->GetType());
1454
1455     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1456     if (dindex != NULL) {
1457         base_.set(pool, dindex->MetaIndexURI(""));
1458
1459         FileFd fd;
1460         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1461             _error->Discard();
1462         else {
1463             pkgTagFile tags(&fd);
1464
1465             pkgTagSection section;
1466             tags.Step(section);
1467
1468             struct {
1469                 const char *name_;
1470                 CYString *value_;
1471             } names[] = {
1472                 {"default-icon", &defaultIcon_},
1473                 {"depiction", &depiction_},
1474                 {"description", &description_},
1475                 {"label", &label_},
1476                 {"origin", &origin_},
1477                 {"support", &support_},
1478                 {"version", &version_},
1479             };
1480
1481             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1482                 const char *start, *end;
1483
1484                 if (section.Find(names[i].name_, start, end)) {
1485                     CYString &value(*names[i].value_);
1486                     value.set(pool, start, end - start);
1487                 }
1488             }
1489         }
1490     }
1491
1492     record_ = [Sources_ objectForKey:[self key]];
1493
1494     NSURL *url([NSURL URLWithString:uri_]);
1495
1496     host_ = [url host];
1497     if (host_ != nil)
1498         host_ = [host_ lowercaseString];
1499
1500     if (host_ != nil)
1501         authority_ = host_;
1502     else
1503         authority_ = [url path];
1504 }
1505
1506 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1507     if ((self = [super init]) != nil) {
1508         era_ = [database era];
1509         database_ = database;
1510         index_ = index;
1511
1512         [self setMetaIndex:index inPool:pool];
1513     } return self;
1514 }
1515
1516 - (NSString *) getField:(NSString *)name {
1517 @synchronized (database_) {
1518     if ([database_ era] != era_ || index_ == NULL)
1519         return nil;
1520
1521     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1522     if (dindex == NULL)
1523         return nil;
1524
1525     FileFd fd;
1526     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1527          _error->Discard();
1528          return nil;
1529     }
1530
1531     pkgTagFile tags(&fd);
1532
1533     pkgTagSection section;
1534     tags.Step(section);
1535
1536     const char *start, *end;
1537     if (!section.Find([name UTF8String], start, end))
1538         return (NSString *) [NSNull null];
1539
1540     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1541 } }
1542
1543 - (NSComparisonResult) compareByName:(Source *)source {
1544     NSString *lhs = [self name];
1545     NSString *rhs = [source name];
1546
1547     if ([lhs length] != 0 && [rhs length] != 0) {
1548         unichar lhc = [lhs characterAtIndex:0];
1549         unichar rhc = [rhs characterAtIndex:0];
1550
1551         if (isalpha(lhc) && !isalpha(rhc))
1552             return NSOrderedAscending;
1553         else if (!isalpha(lhc) && isalpha(rhc))
1554             return NSOrderedDescending;
1555     }
1556
1557     return [lhs compare:rhs options:LaxCompareOptions_];
1558 }
1559
1560 - (NSString *) depictionForPackage:(NSString *)package {
1561     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1562 }
1563
1564 - (NSString *) supportForPackage:(NSString *)package {
1565     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1566 }
1567
1568 - (NSArray *) sections {
1569     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1570 }
1571
1572 - (void) _addSection:(NSString *)section {
1573     if (record_ == nil)
1574         return;
1575     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1576         if (![sections containsObject:section]) {
1577             [sections addObject:section];
1578             Changed_ = true;
1579         }
1580     } else {
1581         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1582         Changed_ = true;
1583     }
1584 }
1585
1586 - (bool) addSection:(NSString *)section {
1587     if (record_ == nil)
1588         return false;
1589
1590     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1591     return true;
1592 }
1593
1594 - (void) _removeSection:(NSString *)section {
1595     if (record_ == nil)
1596         return;
1597
1598     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1599         if ([sections containsObject:section]) {
1600             [sections removeObject:section];
1601             Changed_ = true;
1602         }
1603 }
1604
1605 - (bool) removeSection:(NSString *)section {
1606     if (record_ == nil)
1607         return false;
1608
1609     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1610     return true;
1611 }
1612
1613 - (void) _remove {
1614     [Sources_ removeObjectForKey:[self key]];
1615     Changed_ = true;
1616 }
1617
1618 - (bool) remove {
1619     bool value(record_ != nil);
1620     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1621     return value;
1622 }
1623
1624 - (NSDictionary *) record {
1625     return record_;
1626 }
1627
1628 - (BOOL) trusted {
1629     return trusted_;
1630 }
1631
1632 - (NSString *) uri {
1633     return uri_;
1634 }
1635
1636 - (NSString *) distribution {
1637     return distribution_;
1638 }
1639
1640 - (NSString *) type {
1641     return type_;
1642 }
1643
1644 - (NSString *) base {
1645     return base_;
1646 }
1647
1648 - (NSString *) key {
1649     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1650 }
1651
1652 - (NSString *) host {
1653     return host_;
1654 }
1655
1656 - (NSString *) name {
1657     return origin_.empty() ? (id) authority_ : origin_;
1658 }
1659
1660 - (NSString *) shortDescription {
1661     return description_;
1662 }
1663
1664 - (NSString *) label {
1665     return label_.empty() ? (id) authority_ : label_;
1666 }
1667
1668 - (NSString *) origin {
1669     return origin_;
1670 }
1671
1672 - (NSString *) version {
1673     return version_;
1674 }
1675
1676 - (NSString *) defaultIcon {
1677     return defaultIcon_;
1678 }
1679
1680 @end
1681 /* }}} */
1682 /* CydiaOperation Class {{{ */
1683 @interface CydiaOperation : NSObject {
1684     _H<NSString> operator_;
1685     _H<NSString> value_;
1686 }
1687
1688 - (NSString *) operator;
1689 - (NSString *) value;
1690
1691 @end
1692
1693 @implementation CydiaOperation
1694
1695 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1696     if ((self = [super init]) != nil) {
1697         operator_ = [NSString stringWithUTF8String:_operator];
1698         value_ = [NSString stringWithUTF8String:value];
1699     } return self;
1700 }
1701
1702 + (NSArray *) _attributeKeys {
1703     return [NSArray arrayWithObjects:
1704         @"operator",
1705         @"value",
1706     nil];
1707 }
1708
1709 - (NSArray *) attributeKeys {
1710     return [[self class] _attributeKeys];
1711 }
1712
1713 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1714     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1715 }
1716
1717 - (NSString *) operator {
1718     return operator_;
1719 }
1720
1721 - (NSString *) value {
1722     return value_;
1723 }
1724
1725 @end
1726 /* }}} */
1727 /* CydiaClause Class {{{ */
1728 @interface CydiaClause : NSObject {
1729     _H<NSString> package_;
1730     _H<CydiaOperation> version_;
1731 }
1732
1733 - (NSString *) package;
1734 - (CydiaOperation *) version;
1735
1736 @end
1737
1738 @implementation CydiaClause
1739
1740 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1741     if ((self = [super init]) != nil) {
1742         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1743
1744         if (const char *version = dep.TargetVer())
1745             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1746         else
1747             version_ = (id) [NSNull null];
1748     } return self;
1749 }
1750
1751 + (NSArray *) _attributeKeys {
1752     return [NSArray arrayWithObjects:
1753         @"package",
1754         @"version",
1755     nil];
1756 }
1757
1758 - (NSArray *) attributeKeys {
1759     return [[self class] _attributeKeys];
1760 }
1761
1762 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1763     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1764 }
1765
1766 - (NSString *) package {
1767     return package_;
1768 }
1769
1770 - (CydiaOperation *) version {
1771     return version_;
1772 }
1773
1774 @end
1775 /* }}} */
1776 /* CydiaRelation Class {{{ */
1777 @interface CydiaRelation : NSObject {
1778     _H<NSString> relationship_;
1779     _H<NSMutableArray> clauses_;
1780 }
1781
1782 - (NSString *) relationship;
1783 - (NSArray *) clauses;
1784
1785 @end
1786
1787 @implementation CydiaRelation
1788
1789 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1790     if ((self = [super init]) != nil) {
1791         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1792         clauses_ = [NSMutableArray arrayWithCapacity:8];
1793
1794         pkgCache::DepIterator start;
1795         pkgCache::DepIterator end;
1796         dep.GlobOr(start, end); // ++dep
1797
1798         _forever {
1799             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1800
1801             // yes, seriously. (wtf?)
1802             if (start == end)
1803                 break;
1804             ++start;
1805         }
1806     } return self;
1807 }
1808
1809 + (NSArray *) _attributeKeys {
1810     return [NSArray arrayWithObjects:
1811         @"clauses",
1812         @"relationship",
1813     nil];
1814 }
1815
1816 - (NSArray *) attributeKeys {
1817     return [[self class] _attributeKeys];
1818 }
1819
1820 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1821     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1822 }
1823
1824 - (NSString *) relationship {
1825     return relationship_;
1826 }
1827
1828 - (NSArray *) clauses {
1829     return clauses_;
1830 }
1831
1832 - (void) addClause:(CydiaClause *)clause {
1833     [clauses_ addObject:clause];
1834 }
1835
1836 @end
1837 /* }}} */
1838 /* Package Class {{{ */
1839 struct ParsedPackage {
1840     CYString md5sum_;
1841     CYString tagline_;
1842
1843     CYString architecture_;
1844     CYString icon_;
1845
1846     CYString depiction_;
1847     CYString homepage_;
1848
1849     CYString sponsor_;
1850     CYString author_;
1851
1852     CYString bugs_;
1853     CYString support_;
1854 };
1855
1856 @interface Package : NSObject {
1857     uint32_t era_ : 25;
1858     uint32_t role_ : 3;
1859     uint32_t essential_ : 1;
1860     uint32_t obsolete_ : 1;
1861     uint32_t ignored_ : 1;
1862     uint32_t pooled_ : 1;
1863
1864     apr_pool_t *pool_;
1865
1866     uint32_t rank_;
1867
1868     _transient Database *database_;
1869
1870     pkgCache::VerIterator version_;
1871     pkgCache::PkgIterator iterator_;
1872     pkgCache::VerFileIterator file_;
1873
1874     CYString id_;
1875     CYString name_;
1876
1877     CYString latest_;
1878     CYString installed_;
1879
1880     const char *section_;
1881     _transient NSString *section$_;
1882
1883     _H<Source> source_;
1884
1885     PackageValue *metadata_;
1886     ParsedPackage *parsed_;
1887
1888     _H<NSMutableArray> tags_;
1889 }
1890
1891 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1892 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1893
1894 - (pkgCache::PkgIterator) iterator;
1895 - (void) parse;
1896
1897 - (NSString *) section;
1898 - (NSString *) simpleSection;
1899
1900 - (NSString *) longSection;
1901 - (NSString *) shortSection;
1902
1903 - (NSString *) uri;
1904
1905 - (MIMEAddress *) maintainer;
1906 - (size_t) size;
1907 - (NSString *) longDescription;
1908 - (NSString *) shortDescription;
1909 - (unichar) index;
1910
1911 - (PackageValue *) metadata;
1912 - (time_t) seen;
1913
1914 - (bool) subscribed;
1915 - (bool) setSubscribed:(bool)subscribed;
1916
1917 - (BOOL) ignored;
1918
1919 - (NSString *) latest;
1920 - (NSString *) installed;
1921 - (BOOL) uninstalled;
1922
1923 - (BOOL) valid;
1924 - (BOOL) upgradableAndEssential:(BOOL)essential;
1925 - (BOOL) essential;
1926 - (BOOL) broken;
1927 - (BOOL) unfiltered;
1928 - (BOOL) visible;
1929
1930 - (BOOL) half;
1931 - (BOOL) halfConfigured;
1932 - (BOOL) halfInstalled;
1933 - (BOOL) hasMode;
1934 - (NSString *) mode;
1935
1936 - (NSString *) id;
1937 - (NSString *) name;
1938 - (UIImage *) icon;
1939 - (NSString *) homepage;
1940 - (NSString *) depiction;
1941 - (MIMEAddress *) author;
1942
1943 - (NSString *) support;
1944
1945 - (NSArray *) files;
1946 - (NSArray *) warnings;
1947 - (NSArray *) applications;
1948
1949 - (Source *) source;
1950
1951 - (uint32_t) rank;
1952 - (BOOL) matches:(NSArray *)query;
1953
1954 - (bool) hasSupportingRole;
1955 - (BOOL) hasTag:(NSString *)tag;
1956 - (NSString *) primaryPurpose;
1957 - (NSArray *) purposes;
1958 - (bool) isCommercial;
1959
1960 - (void) setIndex:(size_t)index;
1961
1962 - (CYString &) cyname;
1963
1964 - (uint32_t) compareBySection:(NSArray *)sections;
1965
1966 - (void) install;
1967 - (void) remove;
1968
1969 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1970 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1971 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1972 - (bool) isVisibleInSection:(NSString *)section;
1973 - (bool) isVisibleInSource:(Source *)source;
1974
1975 @end
1976
1977 uint32_t PackageChangesRadix(Package *self, void *) {
1978     union {
1979         uint32_t key;
1980
1981         struct {
1982             uint32_t timestamp : 30;
1983             uint32_t ignored : 1;
1984             uint32_t upgradable : 1;
1985         } bits;
1986     } value;
1987
1988     bool upgradable([self upgradableAndEssential:YES]);
1989     value.bits.upgradable = upgradable ? 1 : 0;
1990
1991     if (upgradable) {
1992         value.bits.timestamp = 0;
1993         value.bits.ignored = [self ignored] ? 0 : 1;
1994         value.bits.upgradable = 1;
1995     } else {
1996         value.bits.timestamp = [self seen] >> 2;
1997         value.bits.ignored = 0;
1998         value.bits.upgradable = 0;
1999     }
2000
2001     return _not(uint32_t) - value.key;
2002 }
2003
2004 uint32_t PackagePrefixRadix(Package *self, void *context) {
2005     size_t offset(reinterpret_cast<size_t>(context));
2006     CYString &name([self cyname]);
2007
2008     size_t size(name.size());
2009     if (size == 0)
2010         return 0;
2011     char *text(name.data());
2012
2013     size_t zeros;
2014     if (!isdigit(text[0]))
2015         zeros = 0;
2016     else {
2017         size_t digits(1);
2018         while (size != digits && isdigit(text[digits]))
2019             if (++digits == 4)
2020                 break;
2021         zeros = 4 - digits;
2022     }
2023
2024     uint8_t data[4];
2025
2026     if (offset == 0 && zeros != 0) {
2027         memset(data, '0', zeros);
2028         memcpy(data + zeros, text, 4 - zeros);
2029     } else {
2030         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2031         if (size <= offset - zeros)
2032             return 0;
2033
2034         text += offset - zeros;
2035         size -= offset - zeros;
2036
2037         if (size >= 4)
2038             memcpy(data, text, 4);
2039         else {
2040             memcpy(data, text, size);
2041             memset(data + size, 0, 4 - size);
2042         }
2043
2044         for (size_t i(0); i != 4; ++i)
2045             if (isalpha(data[i]))
2046                 data[i] |= 0x20;
2047     }
2048
2049     if (offset == 0)
2050         if (data[0] == '@')
2051             data[0] = 0x7f;
2052         else
2053             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2054
2055     /* XXX: ntohl may be more honest */
2056     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2057 }
2058
2059 CYString &(*PackageName)(Package *self, SEL sel);
2060
2061 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2062     _profile(PackageNameCompare)
2063         CYString &lhi(PackageName(lhs, @selector(cyname)));
2064         CYString &rhi(PackageName(rhs, @selector(cyname)));
2065         CFStringRef lhn(lhi), rhn(rhi);
2066
2067         if (lhn == NULL)
2068             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2069         else if (rhn == NULL)
2070             return NSOrderedDescending;
2071
2072         _profile(PackageNameCompare$NumbersLast)
2073             if (!lhi.empty() && !rhi.empty()) {
2074                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2075                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2076                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2077                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2078                     return lha ? NSOrderedAscending : NSOrderedDescending;
2079             }
2080         _end
2081
2082         CFIndex length = CFStringGetLength(lhn);
2083
2084         _profile(PackageNameCompare$Compare)
2085             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2086         _end
2087     _end
2088 }
2089
2090 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2091     return PackageNameCompare(*lhs, *rhs, context);
2092 }
2093
2094 struct PackageNameOrdering :
2095     std::binary_function<Package *, Package *, bool>
2096 {
2097     _finline bool operator ()(Package *lhs, Package *rhs) const {
2098         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2099     }
2100 };
2101
2102 @implementation Package
2103
2104 - (NSString *) description {
2105     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2106 }
2107
2108 - (void) dealloc {
2109     if (!pooled_)
2110         apr_pool_destroy(pool_);
2111     if (parsed_ != NULL)
2112         delete parsed_;
2113     [super dealloc];
2114 }
2115
2116 + (NSString *) webScriptNameForSelector:(SEL)selector {
2117     if (false);
2118     else if (selector == @selector(clear))
2119         return @"clear";
2120     else if (selector == @selector(getField:))
2121         return @"getField";
2122     else if (selector == @selector(hasTag:))
2123         return @"hasTag";
2124     else if (selector == @selector(install))
2125         return @"install";
2126     else if (selector == @selector(remove))
2127         return @"remove";
2128     else
2129         return nil;
2130 }
2131
2132 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2133     return [self webScriptNameForSelector:selector] == nil;
2134 }
2135
2136 + (NSArray *) _attributeKeys {
2137     return [NSArray arrayWithObjects:
2138         @"applications",
2139         @"architecture",
2140         @"author",
2141         @"depiction",
2142         @"essential",
2143         @"homepage",
2144         @"icon",
2145         @"id",
2146         @"installed",
2147         @"latest",
2148         @"longDescription",
2149         @"longSection",
2150         @"maintainer",
2151         @"md5sum",
2152         @"mode",
2153         @"name",
2154         @"purposes",
2155         @"relations",
2156         @"section",
2157         @"selection",
2158         @"shortDescription",
2159         @"shortSection",
2160         @"simpleSection",
2161         @"size",
2162         @"source",
2163         @"sponsor",
2164         @"state",
2165         @"support",
2166         @"tags",
2167         @"warnings",
2168     nil];
2169 }
2170
2171 - (NSArray *) attributeKeys {
2172     return [[self class] _attributeKeys];
2173 }
2174
2175 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2176     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2177 }
2178
2179 - (NSArray *) relations {
2180 @synchronized (database_) {
2181     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2182     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2183         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2184     return relations;
2185 } }
2186
2187 - (NSString *) architecture {
2188     [self parse];
2189 @synchronized (database_) {
2190     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2191 } }
2192
2193 - (NSString *) getField:(NSString *)name {
2194 @synchronized (database_) {
2195     if ([database_ era] != era_ || file_.end())
2196         return nil;
2197
2198     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2199
2200     const char *start, *end;
2201     if (!parser.Find([name UTF8String], start, end))
2202         return (NSString *) [NSNull null];
2203
2204     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2205 } }
2206
2207 - (void) parse {
2208     if (parsed_ != NULL)
2209         return;
2210 @synchronized (database_) {
2211     if ([database_ era] != era_ || file_.end())
2212         return;
2213
2214     ParsedPackage *parsed(new ParsedPackage);
2215     parsed_ = parsed;
2216
2217     _profile(Package$parse)
2218         pkgRecords::Parser *parser;
2219
2220         _profile(Package$parse$Lookup)
2221             parser = &[database_ records]->Lookup(file_);
2222         _end
2223
2224         CYString website;
2225
2226         _profile(Package$parse$Find)
2227             struct {
2228                 const char *name_;
2229                 CYString *value_;
2230             } names[] = {
2231                 {"architecture", &parsed->architecture_},
2232                 {"icon", &parsed->icon_},
2233                 {"depiction", &parsed->depiction_},
2234                 {"homepage", &parsed->homepage_},
2235                 {"website", &website},
2236                 {"bugs", &parsed->bugs_},
2237                 {"support", &parsed->support_},
2238                 {"sponsor", &parsed->sponsor_},
2239                 {"author", &parsed->author_},
2240                 {"md5sum", &parsed->md5sum_},
2241             };
2242
2243             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2244                 const char *start, *end;
2245
2246                 if (parser->Find(names[i].name_, start, end)) {
2247                     CYString &value(*names[i].value_);
2248                     _profile(Package$parse$Value)
2249                         value.set(pool_, start, end - start);
2250                     _end
2251                 }
2252             }
2253         _end
2254
2255         _profile(Package$parse$Tagline)
2256             const char *start, *end;
2257             if (parser->ShortDesc(start, end)) {
2258                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2259                 if (stop == NULL)
2260                     stop = end;
2261                 while (stop != start && stop[-1] == '\r')
2262                     --stop;
2263                 parsed->tagline_.set(pool_, start, stop - start);
2264             }
2265         _end
2266
2267         _profile(Package$parse$Retain)
2268             if (parsed->homepage_.empty())
2269                 parsed->homepage_ = website;
2270             if (parsed->homepage_ == parsed->depiction_)
2271                 parsed->homepage_.clear();
2272         _end
2273     _end
2274 } }
2275
2276 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2277     if ((self = [super init]) != nil) {
2278     _profile(Package$initWithVersion)
2279         if (pool == NULL)
2280             apr_pool_create(&pool_, NULL);
2281         else {
2282             pool_ = pool;
2283             pooled_ = true;
2284         }
2285
2286         database_ = database;
2287         era_ = [database era];
2288
2289         version_ = version;
2290
2291         pkgCache::PkgIterator iterator(version.ParentPkg());
2292         iterator_ = iterator;
2293
2294         _profile(Package$initWithVersion$Version)
2295             if (!version_.end())
2296                 file_ = version_.FileList();
2297             else {
2298                 pkgCache &cache([database_ cache]);
2299                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2300             }
2301         _end
2302
2303         _profile(Package$initWithVersion$Cache)
2304             name_.set(NULL, iterator.Display());
2305
2306             latest_.set(NULL, StripVersion_(version_.VerStr()));
2307
2308             pkgCache::VerIterator current(iterator.CurrentVer());
2309             if (!current.end())
2310                 installed_.set(NULL, StripVersion_(current.VerStr()));
2311         _end
2312
2313         _profile(Package$initWithVersion$Tags)
2314             pkgCache::TagIterator tag(iterator.TagList());
2315             if (!tag.end()) {
2316                 tags_ = [NSMutableArray arrayWithCapacity:8];
2317                 do {
2318                     const char *name(tag.Name());
2319                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2320
2321                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2322                         if (strcmp(name + 6, "enduser") == 0)
2323                             role_ = 1;
2324                         else if (strcmp(name + 6, "hacker") == 0)
2325                             role_ = 2;
2326                         else if (strcmp(name + 6, "developer") == 0)
2327                             role_ = 3;
2328                         else if (strcmp(name + 6, "cydia") == 0)
2329                             role_ = 7;
2330                         else
2331                             role_ = 4;
2332                     }
2333
2334                     if (strncmp(name, "cydia::", 7) == 0) {
2335                         if (strcmp(name + 7, "essential") == 0)
2336                             essential_ = true;
2337                         else if (strcmp(name + 7, "obsolete") == 0)
2338                             obsolete_ = true;
2339                     }
2340
2341                     ++tag;
2342                 } while (!tag.end());
2343             }
2344         _end
2345
2346         _profile(Package$initWithVersion$Metadata)
2347             const char *mixed(iterator.Name());
2348             size_t size(strlen(mixed));
2349             char lower[size + 1];
2350
2351             for (size_t i(0); i != size; ++i)
2352                 lower[i] = mixed[i] | 0x20;
2353             lower[size] = '\0';
2354
2355             PackageValue *metadata(PackageFind(lower, size));
2356             metadata_ = metadata;
2357
2358             id_.set(NULL, metadata->name_, size);
2359
2360             const char *latest(version_.VerStr());
2361             size_t length(strlen(latest));
2362
2363             uint16_t vhash(hashlittle(latest, length));
2364
2365             size_t capped(std::min<size_t>(8, length));
2366             latest = latest + length - capped;
2367
2368             if (metadata->first_ == 0)
2369                 metadata->first_ = now_;
2370
2371             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2372                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2373                 metadata->vhash_ = vhash;
2374                 metadata->last_ = now_;
2375             } else if (metadata->last_ == 0)
2376                 metadata->last_ = metadata->first_;
2377         _end
2378
2379         _profile(Package$initWithVersion$Section)
2380             section_ = iterator.Section();
2381         _end
2382
2383         _profile(Package$initWithVersion$Flags)
2384             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2385             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2386         _end
2387     _end } return self;
2388 }
2389
2390 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2391     pkgCache::VerIterator version;
2392
2393     _profile(Package$packageWithIterator$GetCandidateVer)
2394         version = [database policy]->GetCandidateVer(iterator);
2395     _end
2396
2397     if (version.end())
2398         return nil;
2399
2400     Package *package;
2401
2402     _profile(Package$packageWithIterator$Allocate)
2403         package = [Package allocWithZone:zone];
2404     _end
2405
2406     _profile(Package$packageWithIterator$Initialize)
2407         package = [package
2408             initWithVersion:version
2409             withZone:zone
2410             inPool:pool
2411             database:database
2412         ];
2413     _end
2414
2415     _profile(Package$packageWithIterator$Autorelease)
2416         package = [package autorelease];
2417     _end
2418
2419     return package;
2420 }
2421
2422 - (pkgCache::PkgIterator) iterator {
2423     return iterator_;
2424 }
2425
2426 - (NSString *) section {
2427     if (section$_ == nil) {
2428         if (section_ == NULL)
2429             return nil;
2430
2431         _profile(Package$section$mappedSectionForPointer)
2432             section$_ = [database_ mappedSectionForPointer:section_];
2433         _end
2434     } return section$_;
2435 }
2436
2437 - (NSString *) simpleSection {
2438     if (NSString *section = [self section])
2439         return Simplify(section);
2440     else
2441         return nil;
2442 }
2443
2444 - (NSString *) longSection {
2445     return LocalizeSection([self section]);
2446 }
2447
2448 - (NSString *) shortSection {
2449     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2450 }
2451
2452 - (NSString *) uri {
2453     return nil;
2454 #if 0
2455     pkgIndexFile *index;
2456     pkgCache::PkgFileIterator file(file_.File());
2457     if (![database_ list].FindIndex(file, index))
2458         return nil;
2459     return [NSString stringWithUTF8String:iterator_->Path];
2460     //return [NSString stringWithUTF8String:file.Site()];
2461     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2462 #endif
2463 }
2464
2465 - (MIMEAddress *) maintainer {
2466 @synchronized (database_) {
2467     if ([database_ era] != era_ || file_.end())
2468         return nil;
2469
2470     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2471     const std::string &maintainer(parser->Maintainer());
2472     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2473 } }
2474
2475 - (NSString *) md5sum {
2476     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2477 }
2478
2479 - (size_t) size {
2480 @synchronized (database_) {
2481     if ([database_ era] != era_ || version_.end())
2482         return 0;
2483
2484     return version_->InstalledSize;
2485 } }
2486
2487 - (NSString *) longDescription {
2488 @synchronized (database_) {
2489     if ([database_ era] != era_ || file_.end())
2490         return nil;
2491
2492     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2493     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2494
2495     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2496     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2497     if ([lines count] < 2)
2498         return nil;
2499
2500     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2501     for (size_t i(1), e([lines count]); i != e; ++i) {
2502         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2503         [trimmed addObject:trim];
2504     }
2505
2506     return [trimmed componentsJoinedByString:@"\n"];
2507 } }
2508
2509 - (NSString *) shortDescription {
2510     if (parsed_ != NULL)
2511         return static_cast<NSString *>(parsed_->tagline_);
2512
2513 @synchronized (database_) {
2514     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2515
2516     const char *start, *end;
2517     if (!parser.ShortDesc(start, end))
2518         return nil;
2519
2520     if (end - start > 200)
2521         end = start + 200;
2522
2523     /*
2524     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2525         end = stop;
2526
2527     while (end != start && end[-1] == '\r')
2528         --end;
2529     */
2530
2531     return [(id) CYStringCreate(start, end - start) autorelease];
2532 } }
2533
2534 - (unichar) index {
2535     _profile(Package$index)
2536         CFStringRef name((CFStringRef) [self name]);
2537         if (CFStringGetLength(name) == 0)
2538             return '#';
2539         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2540         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2541             return '#';
2542         return toupper(character);
2543     _end
2544 }
2545
2546 - (PackageValue *) metadata {
2547     return metadata_;
2548 }
2549
2550 - (time_t) seen {
2551     PackageValue *metadata([self metadata]);
2552     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2553 }
2554
2555 - (bool) subscribed {
2556     return [self metadata]->subscribed_;
2557 }
2558
2559 - (bool) setSubscribed:(bool)subscribed {
2560     PackageValue *metadata([self metadata]);
2561     if (metadata->subscribed_ == subscribed)
2562         return false;
2563     metadata->subscribed_ = subscribed;
2564     return true;
2565 }
2566
2567 - (BOOL) ignored {
2568     return ignored_;
2569 }
2570
2571 - (NSString *) latest {
2572     return latest_;
2573 }
2574
2575 - (NSString *) installed {
2576     return installed_;
2577 }
2578
2579 - (BOOL) uninstalled {
2580     return installed_.empty();
2581 }
2582
2583 - (BOOL) valid {
2584     return !version_.end();
2585 }
2586
2587 - (BOOL) upgradableAndEssential:(BOOL)essential {
2588     _profile(Package$upgradableAndEssential)
2589         pkgCache::VerIterator current(iterator_.CurrentVer());
2590         if (current.end())
2591             return essential && essential_;
2592         else
2593             return !version_.end() && version_ != current;
2594     _end
2595 }
2596
2597 - (BOOL) essential {
2598     return essential_;
2599 }
2600
2601 - (BOOL) broken {
2602     return [database_ cache][iterator_].InstBroken();
2603 }
2604
2605 - (BOOL) unfiltered {
2606     _profile(Package$unfiltered$obsolete)
2607         if (_unlikely(obsolete_))
2608             return false;
2609     _end
2610
2611     _profile(Package$unfiltered$hasSupportingRole)
2612         if (_unlikely(![self hasSupportingRole]))
2613             return false;
2614     _end
2615
2616     return true;
2617 }
2618
2619 - (BOOL) visible {
2620     if (![self unfiltered])
2621         return false;
2622
2623     NSString *section;
2624
2625     _profile(Package$visible$section)
2626         section = [self section];
2627     _end
2628
2629     _profile(Package$visible$isSectionVisible)
2630         if (!isSectionVisible(section))
2631             return false;
2632     _end
2633
2634     return true;
2635 }
2636
2637 - (BOOL) half {
2638     unsigned char current(iterator_->CurrentState);
2639     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2640 }
2641
2642 - (BOOL) halfConfigured {
2643     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2644 }
2645
2646 - (BOOL) halfInstalled {
2647     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2648 }
2649
2650 - (BOOL) hasMode {
2651     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2652     return state.Mode != pkgDepCache::ModeKeep;
2653 }
2654
2655 - (NSString *) mode {
2656     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2657
2658     switch (state.Mode) {
2659         case pkgDepCache::ModeDelete:
2660             if ((state.iFlags & pkgDepCache::Purge) != 0)
2661                 return @"PURGE";
2662             else
2663                 return @"REMOVE";
2664         case pkgDepCache::ModeKeep:
2665             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2666                 return @"REINSTALL";
2667             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2668                 return nil;*/
2669             else
2670                 return nil;
2671         case pkgDepCache::ModeInstall:
2672             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2673                 return @"REINSTALL";
2674             else*/ switch (state.Status) {
2675                 case -1:
2676                     return @"DOWNGRADE";
2677                 case 0:
2678                     return @"INSTALL";
2679                 case 1:
2680                     return @"UPGRADE";
2681                 case 2:
2682                     return @"NEW_INSTALL";
2683                 _nodefault
2684             }
2685         _nodefault
2686     }
2687 }
2688
2689 - (NSString *) id {
2690     return id_;
2691 }
2692
2693 - (NSString *) name {
2694     return name_.empty() ? id_ : name_;
2695 }
2696
2697 - (UIImage *) icon {
2698     NSString *section = [self simpleSection];
2699
2700     UIImage *icon(nil);
2701     if (parsed_ != NULL)
2702         if (NSString *href = parsed_->icon_)
2703             if ([href hasPrefix:@"file:///"])
2704                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2705     if (icon == nil) if (section != nil)
2706         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2707     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2708         if ([dicon hasPrefix:@"file:///"])
2709             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2710     if (icon == nil)
2711         icon = [UIImage applicationImageNamed:@"unknown.png"];
2712     return icon;
2713 }
2714
2715 - (NSString *) homepage {
2716     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2717 }
2718
2719 - (NSString *) depiction {
2720     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2721 }
2722
2723 - (MIMEAddress *) sponsor {
2724     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2725 }
2726
2727 - (MIMEAddress *) author {
2728     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2729 }
2730
2731 - (NSString *) support {
2732     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2733 }
2734
2735 - (NSArray *) files {
2736     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2737     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2738
2739     std::ifstream fin;
2740     fin.open([path UTF8String]);
2741     if (!fin.is_open())
2742         return nil;
2743
2744     std::string line;
2745     while (std::getline(fin, line))
2746         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2747
2748     return files;
2749 }
2750
2751 - (NSString *) state {
2752 @synchronized (database_) {
2753     if ([database_ era] != era_ || file_.end())
2754         return nil;
2755
2756     switch (iterator_->CurrentState) {
2757         case pkgCache::State::NotInstalled:
2758             return @"NotInstalled";
2759         case pkgCache::State::UnPacked:
2760             return @"UnPacked";
2761         case pkgCache::State::HalfConfigured:
2762             return @"HalfConfigured";
2763         case pkgCache::State::HalfInstalled:
2764             return @"HalfInstalled";
2765         case pkgCache::State::ConfigFiles:
2766             return @"ConfigFiles";
2767         case pkgCache::State::Installed:
2768             return @"Installed";
2769         case pkgCache::State::TriggersAwaited:
2770             return @"TriggersAwaited";
2771         case pkgCache::State::TriggersPending:
2772             return @"TriggersPending";
2773     }
2774
2775     return (NSString *) [NSNull null];
2776 } }
2777
2778 - (NSString *) selection {
2779 @synchronized (database_) {
2780     if ([database_ era] != era_ || file_.end())
2781         return nil;
2782
2783     switch (iterator_->SelectedState) {
2784         case pkgCache::State::Unknown:
2785             return @"Unknown";
2786         case pkgCache::State::Install:
2787             return @"Install";
2788         case pkgCache::State::Hold:
2789             return @"Hold";
2790         case pkgCache::State::DeInstall:
2791             return @"DeInstall";
2792         case pkgCache::State::Purge:
2793             return @"Purge";
2794     }
2795
2796     return (NSString *) [NSNull null];
2797 } }
2798
2799 - (NSArray *) warnings {
2800     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2801     const char *name(iterator_.Name());
2802
2803     size_t length(strlen(name));
2804     if (length < 2) invalid:
2805         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2806     else for (size_t i(0); i != length; ++i)
2807         if (
2808             /* XXX: technically this is not allowed */
2809             (name[i] < 'A' || name[i] > 'Z') &&
2810             (name[i] < 'a' || name[i] > 'z') &&
2811             (name[i] < '0' || name[i] > '9') &&
2812             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2813         ) goto invalid;
2814
2815     if (strcmp(name, "cydia") != 0) {
2816         bool cydia = false;
2817         bool user = false;
2818         bool _private = false;
2819         bool stash = false;
2820
2821         bool repository = [[self section] isEqualToString:@"Repositories"];
2822
2823         if (NSArray *files = [self files])
2824             for (NSString *file in files)
2825                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2826                     cydia = true;
2827                 else if (!user && [file isEqualToString:@"/User"])
2828                     user = true;
2829                 else if (!_private && [file isEqualToString:@"/private"])
2830                     _private = true;
2831                 else if (!stash && [file isEqualToString:@"/var/stash"])
2832                     stash = true;
2833
2834         /* XXX: this is not sensitive enough. only some folders are valid. */
2835         if (cydia && !repository)
2836             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2837         if (user)
2838             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2839         if (_private)
2840             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2841         if (stash)
2842             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2843     }
2844
2845     return [warnings count] == 0 ? nil : warnings;
2846 }
2847
2848 - (NSArray *) applications {
2849     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2850
2851     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2852
2853     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2854     if (NSArray *files = [self files])
2855         for (NSString *file in files)
2856             if (application_r(file)) {
2857                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2858                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2859                 if ([id isEqualToString:me])
2860                     continue;
2861
2862                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2863                 if (display == nil)
2864                     display = application_r[1];
2865
2866                 NSString *bundle([file stringByDeletingLastPathComponent]);
2867                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2868                 if (icon == nil || [icon length] == 0)
2869                     icon = @"icon.png";
2870                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2871
2872                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2873                 [applications addObject:application];
2874
2875                 [application addObject:id];
2876                 [application addObject:display];
2877                 [application addObject:url];
2878             }
2879
2880     return [applications count] == 0 ? nil : applications;
2881 }
2882
2883 - (Source *) source {
2884     if (source_ == nil) {
2885         @synchronized (database_) {
2886             if ([database_ era] != era_ || file_.end())
2887                 source_ = (Source *) [NSNull null];
2888             else
2889                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2890         }
2891     }
2892
2893     return source_ == (Source *) [NSNull null] ? nil : source_;
2894 }
2895
2896 - (uint32_t) rank {
2897     return rank_;
2898 }
2899
2900 - (BOOL) matches:(NSArray *)query {
2901     if (query == nil || [query count] == 0)
2902         return NO;
2903
2904     rank_ = 0;
2905
2906     NSString *string;
2907     NSRange range;
2908     NSUInteger length;
2909
2910     string = [self name];
2911     length = [string length];
2912
2913     for (NSString *term in query) {
2914         range = [string rangeOfString:term options:MatchCompareOptions_];
2915         if (range.location != NSNotFound)
2916             rank_ -= 6 * 1000000 / length;
2917     }
2918
2919     if (rank_ == 0) {
2920         string = [self id];
2921         length = [string length];
2922
2923         for (NSString *term in query) {
2924             range = [string rangeOfString:term options:MatchCompareOptions_];
2925             if (range.location != NSNotFound)
2926                 rank_ -= 6 * 1000000 / length;
2927         }
2928     }
2929
2930     string = [self shortDescription];
2931     length = [string length];
2932     NSUInteger stop(std::min<NSUInteger>(length, 200));
2933
2934     for (NSString *term in query) {
2935         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2936         if (range.location != NSNotFound)
2937             rank_ -= 2 * 100000;
2938     }
2939
2940     return rank_ != 0;
2941 }
2942
2943 - (bool) hasSupportingRole {
2944     if (role_ == 0)
2945         return true;
2946     if (role_ == 1)
2947         return true;
2948     if ([Role_ isEqualToString:@"User"])
2949         return false;
2950     if (role_ == 2)
2951         return true;
2952     if ([Role_ isEqualToString:@"Hacker"])
2953         return false;
2954     if (role_ == 3)
2955         return true;
2956     if ([Role_ isEqualToString:@"Developer"])
2957         return false;
2958     _assert(false);
2959 }
2960
2961 - (NSArray *) tags {
2962     return tags_;
2963 }
2964
2965 - (BOOL) hasTag:(NSString *)tag {
2966     return tags_ == nil ? NO : [tags_ containsObject:tag];
2967 }
2968
2969 - (NSString *) primaryPurpose {
2970     for (NSString *tag in (NSArray *) tags_)
2971         if ([tag hasPrefix:@"purpose::"])
2972             return [tag substringFromIndex:9];
2973     return nil;
2974 }
2975
2976 - (NSArray *) purposes {
2977     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2978     for (NSString *tag in (NSArray *) tags_)
2979         if ([tag hasPrefix:@"purpose::"])
2980             [purposes addObject:[tag substringFromIndex:9]];
2981     return [purposes count] == 0 ? nil : purposes;
2982 }
2983
2984 - (bool) isCommercial {
2985     return [self hasTag:@"cydia::commercial"];
2986 }
2987
2988 - (void) setIndex:(size_t)index {
2989     if (metadata_->index_ != index)
2990         metadata_->index_ = index;
2991 }
2992
2993 - (CYString &) cyname {
2994     return name_.empty() ? id_ : name_;
2995 }
2996
2997 - (uint32_t) compareBySection:(NSArray *)sections {
2998     NSString *section([self section]);
2999     for (size_t i(0), e([sections count]); i != e; ++i) {
3000         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3001             return i;
3002     }
3003
3004     return _not(uint32_t);
3005 }
3006
3007 - (void) clear {
3008 @synchronized (database_) {
3009     pkgProblemResolver *resolver = [database_ resolver];
3010     resolver->Clear(iterator_);
3011
3012     pkgCacheFile &cache([database_ cache]);
3013     cache->SetReInstall(iterator_, false);
3014     cache->MarkKeep(iterator_, false);
3015 } }
3016
3017 - (void) install {
3018 @synchronized (database_) {
3019     pkgProblemResolver *resolver = [database_ resolver];
3020     resolver->Clear(iterator_);
3021     resolver->Protect(iterator_);
3022
3023     pkgCacheFile &cache([database_ cache]);
3024     cache->SetReInstall(iterator_, false);
3025     cache->MarkInstall(iterator_, false);
3026
3027     pkgDepCache::StateCache &state((*cache)[iterator_]);
3028     if (!state.Install())
3029         cache->SetReInstall(iterator_, true);
3030 } }
3031
3032 - (void) remove {
3033 @synchronized (database_) {
3034     pkgProblemResolver *resolver = [database_ resolver];
3035     resolver->Clear(iterator_);
3036     resolver->Remove(iterator_);
3037     resolver->Protect(iterator_);
3038
3039     pkgCacheFile &cache([database_ cache]);
3040     cache->SetReInstall(iterator_, false);
3041     cache->MarkDelete(iterator_, true);
3042 } }
3043
3044 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3045     _profile(Package$isUnfilteredAndSearchedForBy)
3046         bool value(true);
3047
3048         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3049             value &= [self unfiltered];
3050         _end
3051
3052         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3053             value &= [self matches:query];
3054         _end
3055
3056         return value;
3057     _end
3058 }
3059
3060 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3061     if ([search length] == 0)
3062         return false;
3063
3064     _profile(Package$isUnfilteredAndSelectedForBy)
3065         bool value(true);
3066
3067         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3068             value &= [self unfiltered];
3069         _end
3070
3071         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3072             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3073         _end
3074
3075         return value;
3076     _end
3077 }
3078
3079 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3080     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3081 }
3082
3083 - (bool) isVisibleInSection:(NSString *)name {
3084     NSString *section([self section]);
3085
3086     return (
3087         name == nil ||
3088         section == nil && [name length] == 0 ||
3089         [name isEqualToString:section]
3090     ) && [self visible];
3091 }
3092
3093 - (bool) isVisibleInSource:(Source *)source {
3094     return [self source] == source && [self visible];
3095 }
3096
3097 @end
3098 /* }}} */
3099 /* Section Class {{{ */
3100 @interface Section : NSObject {
3101     _H<NSString> name_;
3102     unichar index_;
3103     size_t row_;
3104     size_t count_;
3105     _H<NSString> localized_;
3106 }
3107
3108 - (NSComparisonResult) compareByLocalized:(Section *)section;
3109 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3110 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3111 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3112 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3113 - (NSString *) name;
3114 - (unichar) index;
3115
3116 - (size_t) row;
3117 - (size_t) count;
3118
3119 - (void) addToRow;
3120 - (void) addToCount;
3121
3122 - (void) setCount:(size_t)count;
3123 - (NSString *) localized;
3124
3125 @end
3126
3127 @implementation Section
3128
3129 - (NSComparisonResult) compareByLocalized:(Section *)section {
3130     NSString *lhs(localized_);
3131     NSString *rhs([section localized]);
3132
3133     /*if ([lhs length] != 0 && [rhs length] != 0) {
3134         unichar lhc = [lhs characterAtIndex:0];
3135         unichar rhc = [rhs characterAtIndex:0];
3136
3137         if (isalpha(lhc) && !isalpha(rhc))
3138             return NSOrderedAscending;
3139         else if (!isalpha(lhc) && isalpha(rhc))
3140             return NSOrderedDescending;
3141     }*/
3142
3143     return [lhs compare:rhs options:LaxCompareOptions_];
3144 }
3145
3146 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3147     if ((self = [self initWithName:name localize:NO]) != nil) {
3148         if (localized != nil)
3149             localized_ = localized;
3150     } return self;
3151 }
3152
3153 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3154     return [self initWithName:name row:0 localize:localize];
3155 }
3156
3157 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3158     if ((self = [super init]) != nil) {
3159         name_ = name;
3160         index_ = '\0';
3161         row_ = row;
3162         if (localize)
3163             localized_ = LocalizeSection(name_);
3164     } return self;
3165 }
3166
3167 /* XXX: localize the index thingees */
3168 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3169     if ((self = [super init]) != nil) {
3170         name_ = [NSString stringWithCharacters:&index length:1];
3171         index_ = index;
3172         row_ = row;
3173     } return self;
3174 }
3175
3176 - (NSString *) name {
3177     return name_;
3178 }
3179
3180 - (unichar) index {
3181     return index_;
3182 }
3183
3184 - (size_t) row {
3185     return row_;
3186 }
3187
3188 - (size_t) count {
3189     return count_;
3190 }
3191
3192 - (void) addToRow {
3193     ++row_;
3194 }
3195
3196 - (void) addToCount {
3197     ++count_;
3198 }
3199
3200 - (void) setCount:(size_t)count {
3201     count_ = count;
3202 }
3203
3204 - (NSString *) localized {
3205     return localized_;
3206 }
3207
3208 @end
3209 /* }}} */
3210
3211 class CydiaLogCleaner :
3212     public pkgArchiveCleaner
3213 {
3214   protected:
3215     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3216         unlink(File);
3217     }
3218 };
3219
3220 /* Database Implementation {{{ */
3221 @implementation Database
3222
3223 + (Database *) sharedInstance {
3224     static _H<Database> instance;
3225     if (instance == nil)
3226         instance = [[[Database alloc] init] autorelease];
3227     return instance;
3228 }
3229
3230 - (unsigned) era {
3231     return era_;
3232 }
3233
3234 - (void) releasePackages {
3235     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3236     CFArrayRemoveAllValues(packages_);
3237 }
3238
3239 - (void) dealloc {
3240     // XXX: actually implement this thing
3241     _assert(false);
3242     [self releasePackages];
3243     apr_pool_destroy(pool_);
3244     NSRecycleZone(zone_);
3245     [super dealloc];
3246 }
3247
3248 - (void) _readCydia:(NSNumber *)fd {
3249     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3250     std::istream is(&ib);
3251     std::string line;
3252
3253     static Pcre finish_r("^finish:([^:]*)$");
3254
3255     while (std::getline(is, line)) {
3256         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3257
3258         const char *data(line.c_str());
3259         size_t size = line.size();
3260         lprintf("C:%s\n", data);
3261
3262         if (finish_r(data, size)) {
3263             NSString *finish = finish_r[1];
3264             int index = [Finishes_ indexOfObject:finish];
3265             if (index != INT_MAX && index > Finish_)
3266                 Finish_ = index;
3267         }
3268
3269         [pool release];
3270     }
3271
3272     _assume(false);
3273 }
3274
3275 - (void) _readStatus:(NSNumber *)fd {
3276     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3277     std::istream is(&ib);
3278     std::string line;
3279
3280     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3281     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3282
3283     while (std::getline(is, line)) {
3284         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3285
3286         const char *data(line.c_str());
3287         size_t size(line.size());
3288         lprintf("S:%s\n", data);
3289
3290         if (conffile_r(data, size)) {
3291             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3292             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3293         } else if (strncmp(data, "status: ", 8) == 0) {
3294             // status: <package>: {unpacked,half-configured,installed}
3295             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3296             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3297         } else if (strncmp(data, "processing: ", 12) == 0) {
3298             // processing: configure: config-test
3299             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3300             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3301         } else if (pmstatus_r(data, size)) {
3302             std::string type([pmstatus_r[1] UTF8String]);
3303
3304             NSString *package = pmstatus_r[2];
3305             if ([package isEqualToString:@"dpkg-exec"])
3306                 package = nil;
3307
3308             float percent([pmstatus_r[3] floatValue]);
3309             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3310
3311             NSString *string = pmstatus_r[4];
3312
3313             if (type == "pmerror") {
3314                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3315                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3316             } else if (type == "pmstatus") {
3317                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3318                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3319             } else if (type == "pmconffile")
3320                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3321             else
3322                 lprintf("E:unknown pmstatus\n");
3323         } else
3324             lprintf("E:unknown status\n");
3325
3326         [pool release];
3327     }
3328
3329     _assume(false);
3330 }
3331
3332 - (void) _readOutput:(NSNumber *)fd {
3333     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3334     std::istream is(&ib);
3335     std::string line;
3336
3337     while (std::getline(is, line)) {
3338         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3339
3340         lprintf("O:%s\n", line.c_str());
3341
3342         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3343         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3344
3345         [pool release];
3346     }
3347
3348     _assume(false);
3349 }
3350
3351 - (FILE *) input {
3352     return input_;
3353 }
3354
3355 - (Package *) packageWithName:(NSString *)name {
3356     if (name == nil)
3357         return nil;
3358 @synchronized (self) {
3359     if (static_cast<pkgDepCache *>(cache_) == NULL)
3360         return nil;
3361     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3362     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3363 } }
3364
3365 - (id) init {
3366     if ((self = [super init]) != nil) {
3367         policy_ = NULL;
3368         records_ = NULL;
3369         resolver_ = NULL;
3370         fetcher_ = NULL;
3371         lock_ = NULL;
3372
3373         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3374         apr_pool_create(&pool_, NULL);
3375
3376         size_t capacity(MetaFile_->active_);
3377         if (capacity == 0)
3378             capacity = 16384;
3379         else
3380             capacity += 1024;
3381
3382         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3383         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3384
3385         int fds[2];
3386
3387         _assert(pipe(fds) != -1);
3388         cydiafd_ = fds[1];
3389
3390         _config->Set("APT::Keep-Fds::", cydiafd_);
3391         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3392
3393         [NSThread
3394             detachNewThreadSelector:@selector(_readCydia:)
3395             toTarget:self
3396             withObject:[NSNumber numberWithInt:fds[0]]
3397         ];
3398
3399         _assert(pipe(fds) != -1);
3400         statusfd_ = fds[1];
3401
3402         [NSThread
3403             detachNewThreadSelector:@selector(_readStatus:)
3404             toTarget:self
3405             withObject:[NSNumber numberWithInt:fds[0]]
3406         ];
3407
3408         _assert(pipe(fds) != -1);
3409         _assert(dup2(fds[0], 0) != -1);
3410         _assert(close(fds[0]) != -1);
3411
3412         input_ = fdopen(fds[1], "a");
3413
3414         _assert(pipe(fds) != -1);
3415         _assert(dup2(fds[1], 1) != -1);
3416         _assert(close(fds[1]) != -1);
3417
3418         [NSThread
3419             detachNewThreadSelector:@selector(_readOutput:)
3420             toTarget:self
3421             withObject:[NSNumber numberWithInt:fds[0]]
3422         ];
3423     } return self;
3424 }
3425
3426 - (pkgCacheFile &) cache {
3427     return cache_;
3428 }
3429
3430 - (pkgDepCache::Policy *) policy {
3431     return policy_;
3432 }
3433
3434 - (pkgRecords *) records {
3435     return records_;
3436 }
3437
3438 - (pkgProblemResolver *) resolver {
3439     return resolver_;
3440 }
3441
3442 - (pkgAcquire &) fetcher {
3443     return *fetcher_;
3444 }
3445
3446 - (pkgSourceList &) list {
3447     return *list_;
3448 }
3449
3450 - (NSArray *) packages {
3451     return (NSArray *) packages_;
3452 }
3453
3454 - (NSArray *) sources {
3455     return sourceList_;
3456 }
3457
3458 - (Source *) sourceWithKey:(NSString *)key {
3459     for (Source *source in [self sources]) {
3460         if ([[source key] isEqualToString:key])
3461             return source;
3462     } return nil;
3463 }
3464
3465 - (bool) popErrorWithTitle:(NSString *)title {
3466     bool fatal(false);
3467
3468     while (!_error->empty()) {
3469         std::string error;
3470         bool warning(!_error->PopMessage(error));
3471         if (!warning)
3472             fatal = true;
3473
3474         for (;;) {
3475             size_t size(error.size());
3476             if (size == 0 || error[size - 1] != '\n')
3477                 break;
3478             error.resize(size - 1);
3479         }
3480
3481         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3482
3483         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3484     }
3485
3486     return fatal;
3487 }
3488
3489 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3490     return [self popErrorWithTitle:title] || !success;
3491 }
3492
3493 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3494 @synchronized (self) {
3495     ++era_;
3496
3497     [self releasePackages];
3498
3499     sourceMap_.clear();
3500     [sourceList_ removeAllObjects];
3501
3502     _error->Discard();
3503
3504     delete list_;
3505     list_ = NULL;
3506     manager_ = NULL;
3507     delete lock_;
3508     lock_ = NULL;
3509     delete fetcher_;
3510     fetcher_ = NULL;
3511     delete resolver_;
3512     resolver_ = NULL;
3513     delete records_;
3514     records_ = NULL;
3515     delete policy_;
3516     policy_ = NULL;
3517
3518     cache_.Close();
3519
3520     apr_pool_clear(pool_);
3521
3522     NSRecycleZone(zone_);
3523     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3524
3525     int chk(creat("/tmp/cydia.chk", 0644));
3526     if (chk != -1)
3527         close(chk);
3528
3529     if (invocation != nil)
3530         [invocation invoke];
3531
3532     NSString *title(UCLocalize("DATABASE"));
3533
3534     _trace();
3535     OpProgress progress;
3536     while (!cache_.Open(progress, true)) { pop:
3537         std::string error;
3538         bool warning(!_error->PopMessage(error));
3539         lprintf("cache_.Open():[%s]\n", error.c_str());
3540
3541         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3542             [delegate_ repairWithSelector:@selector(configure)];
3543         else if (error == "The package lists or status file could not be parsed or opened.")
3544             [delegate_ repairWithSelector:@selector(update)];
3545         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3546         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3547         // else if (error == "Malformed Status line")
3548         // else if (error == "The list of sources could not be read.")
3549         else {
3550             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3551             return;
3552         }
3553
3554         if (warning)
3555             goto pop;
3556         _error->Discard();
3557     }
3558     _trace();
3559
3560     unlink("/tmp/cydia.chk");
3561
3562     now_ = [[NSDate date] timeIntervalSince1970];
3563
3564     policy_ = new pkgDepCache::Policy();
3565     records_ = new pkgRecords(cache_);
3566     resolver_ = new pkgProblemResolver(cache_);
3567     fetcher_ = new pkgAcquire(&status_);
3568     lock_ = NULL;
3569
3570     list_ = new pkgSourceList();
3571     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3572         return;
3573
3574     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3575         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3576         return;
3577     }
3578
3579     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3580         return;
3581
3582     if (cache_->BrokenCount() != 0) {
3583         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3584             return;
3585
3586         if (cache_->BrokenCount() != 0) {
3587             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3588             return;
3589         }
3590
3591         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3592             return;
3593     }
3594
3595     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3596         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3597         [sourceList_ addObject:object];
3598
3599         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3600         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3601             // XXX: this could be more intelligent
3602             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3603                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3604                 if (!cached.end())
3605                     sourceMap_[cached->ID] = object;
3606             }
3607     }
3608
3609     {
3610         /*std::vector<Package *> packages;
3611         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3612         packages_ = nil;*/
3613
3614         _trace();
3615
3616         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3617             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3618                 //packages.push_back(package);
3619                 CFArrayAppendValue(packages_, CFRetain(package));
3620
3621         _trace();
3622
3623         /*if (packages.empty())
3624             packages_ = [[NSArray alloc] init];
3625         else
3626             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3627         _trace();*/
3628
3629         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3630         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3631         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3632
3633         /*_trace();
3634         PrintTimes();
3635         _trace();*/
3636
3637         _trace();
3638
3639         /*if (!packages.empty())
3640             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3641         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3642
3643         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3644
3645         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3646
3647         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3648
3649         _trace();
3650
3651         size_t count(CFArrayGetCount(packages_));
3652         MetaFile_->active_ = count;
3653
3654         for (size_t index(0); index != count; ++index)
3655             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3656
3657         _trace();
3658     }
3659 } }
3660
3661 - (void) clear {
3662 @synchronized (self) {
3663     delete resolver_;
3664     resolver_ = new pkgProblemResolver(cache_);
3665
3666     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3667         if (!cache_[iterator].Keep())
3668             cache_->MarkKeep(iterator, false);
3669         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3670             cache_->SetReInstall(iterator, false);
3671 } }
3672
3673 - (void) configure {
3674     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3675     _trace();
3676     system([dpkg UTF8String]);
3677     _trace();
3678 }
3679
3680 - (bool) clean {
3681     // XXX: I don't remember this condition
3682     if (lock_ != NULL)
3683         return false;
3684
3685     FileFd Lock;
3686     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3687
3688     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3689
3690     if ([self popErrorWithTitle:title])
3691         return false;
3692
3693     pkgAcquire fetcher;
3694     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3695
3696     CydiaLogCleaner cleaner;
3697     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3698         return false;
3699
3700     return true;
3701 }
3702
3703 - (bool) prepare {
3704     fetcher_->Shutdown();
3705
3706     pkgRecords records(cache_);
3707
3708     lock_ = new FileFd();
3709     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3710
3711     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3712
3713     if ([self popErrorWithTitle:title])
3714         return false;
3715
3716     pkgSourceList list;
3717     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3718         return false;
3719
3720     manager_ = (_system->CreatePM(cache_));
3721     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3722         return false;
3723
3724     return true;
3725 }
3726
3727 - (void) perform {
3728     bool substrate(RestartSubstrate_);
3729     RestartSubstrate_ = false;
3730
3731     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3732
3733     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3734         pkgSourceList list;
3735         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3736             return;
3737         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3738             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3739     }
3740
3741     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3742
3743     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3744         _trace();
3745         [self popErrorWithTitle:title];
3746         return;
3747     }
3748
3749     bool failed = false;
3750     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3751         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3752             continue;
3753         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3754             continue;
3755
3756         failed = true;
3757     }
3758
3759     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3760
3761     if (failed) {
3762         _trace();
3763         return;
3764     }
3765
3766     if (substrate)
3767         RestartSubstrate_ = true;
3768
3769     _system->UnLock();
3770     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3771
3772     if (_error->PendingError()) {
3773         _trace();
3774         return;
3775     }
3776
3777     if (result == pkgPackageManager::Failed) {
3778         _trace();
3779         return;
3780     }
3781
3782     if (result != pkgPackageManager::Completed) {
3783         _trace();
3784         return;
3785     }
3786
3787     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3788         pkgSourceList list;
3789         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3790             return;
3791         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3792             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3793     }
3794
3795     if (![before isEqualToArray:after])
3796         [self update];
3797 }
3798
3799 - (bool) upgrade {
3800     NSString *title(UCLocalize("UPGRADE"));
3801     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3802         return false;
3803     return true;
3804 }
3805
3806 - (void) update {
3807     [self updateWithStatus:status_];
3808 }
3809
3810 - (void) updateWithStatus:(Status &)status {
3811     NSString *title(UCLocalize("REFRESHING_DATA"));
3812
3813     pkgSourceList list;
3814     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3815         return;
3816
3817     FileFd lock;
3818     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3819     if ([self popErrorWithTitle:title])
3820         return;
3821
3822     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3823
3824     bool success(ListUpdate(status, list, PulseInterval_));
3825     if (status.WasCancelled())
3826         _error->Discard();
3827     else {
3828         [self popErrorWithTitle:title forOperation:success];
3829         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3830         Changed_ = true;
3831     }
3832
3833     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3834 }
3835
3836 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3837     delegate_ = delegate;
3838 }
3839
3840 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3841     progress_ = delegate;
3842     status_.setDelegate(delegate);
3843 }
3844
3845 - (NSObject<ProgressDelegate> *) progressDelegate {
3846     return progress_;
3847 }
3848
3849 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3850     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3851     return i == sourceMap_.end() ? nil : i->second;
3852 }
3853
3854 - (NSString *) mappedSectionForPointer:(const char *)section {
3855     _H<NSString> *mapped;
3856
3857     _profile(Database$mappedSectionForPointer$Cache)
3858         mapped = &sections_[section];
3859     _end
3860
3861     if (*mapped == NULL) {
3862         size_t length(strlen(section));
3863         char spaced[length + 1];
3864
3865         _profile(Database$mappedSectionForPointer$Replace)
3866             for (size_t index(0); index != length; ++index)
3867                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3868             spaced[length] = '\0';
3869         _end
3870
3871         NSString *string;
3872
3873         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3874             string = [NSString stringWithUTF8String:spaced];
3875         _end
3876
3877         _profile(Database$mappedSectionForPointer$Map)
3878             string = [SectionMap_ objectForKey:string] ?: string;
3879         _end
3880
3881         *mapped = string;
3882     } return *mapped;
3883 }
3884
3885 @end
3886 /* }}} */
3887
3888 static _H<NSMutableSet> Diversions_;
3889
3890 @interface Diversion : NSObject {
3891     Pcre pattern_;
3892     _H<NSString> key_;
3893     _H<NSString> format_;
3894 }
3895
3896 @end
3897
3898 @implementation Diversion
3899
3900 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3901     if ((self = [super init]) != nil) {
3902         pattern_ = [from UTF8String];
3903         key_ = from;
3904         format_ = to;
3905     } return self;
3906 }
3907
3908 - (NSString *) divert:(NSString *)url {
3909     return !pattern_(url) ? nil : pattern_->*format_;
3910 }
3911
3912 + (NSURL *) divertURL:(NSURL *)url {
3913   divert:
3914     NSString *href([url absoluteString]);
3915
3916     for (Diversion *diversion in (id) Diversions_)
3917         if (NSString *diverted = [diversion divert:href]) {
3918 #if !ForRelease
3919             NSLog(@"div: %@", diverted);
3920 #endif
3921             url = [NSURL URLWithString:diverted];
3922             goto divert;
3923         }
3924
3925     return url;
3926 }
3927
3928 - (NSString *) key {
3929     return key_;
3930 }
3931
3932 - (NSUInteger) hash {
3933     return [key_ hash];
3934 }
3935
3936 - (BOOL) isEqual:(Diversion *)object {
3937     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3938 }
3939
3940 @end
3941
3942 @interface CydiaObject : NSObject {
3943     _H<IndirectDelegate> indirect_;
3944     _transient id delegate_;
3945 }
3946
3947 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3948
3949 @end
3950
3951 @interface CydiaWebViewController : CyteWebViewController {
3952     _H<CydiaObject> cydia_;
3953 }
3954
3955 + (void) addDiversion:(Diversion *)diversion;
3956
3957 @end
3958
3959 /* Web Scripting {{{ */
3960 @implementation CydiaObject
3961
3962 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3963     if ((self = [super init]) != nil) {
3964         indirect_ = indirect;
3965     } return self;
3966 }
3967
3968 - (void) setDelegate:(id)delegate {
3969     delegate_ = delegate;
3970 }
3971
3972 + (NSArray *) _attributeKeys {
3973     return [NSArray arrayWithObjects:
3974         @"bbsnum",
3975         @"cydiaSource",
3976         @"device",
3977         @"ecid",
3978         @"firmware",
3979         @"hostname",
3980         @"idiom",
3981         @"model",
3982         @"plmn",
3983         @"role",
3984         @"serial",
3985         @"token",
3986         @"version",
3987     nil];
3988 }
3989
3990 - (NSArray *) attributeKeys {
3991     return [[self class] _attributeKeys];
3992 }
3993
3994 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3995     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3996 }
3997
3998 - (NSString *) version {
3999     return Cydia_;
4000 }
4001
4002 - (NSString *) device {
4003     return [[UIDevice currentDevice] uniqueIdentifier];
4004 }
4005
4006 - (NSString *) firmware {
4007     return [[UIDevice currentDevice] systemVersion];
4008 }
4009
4010 - (NSString *) hostname {
4011     return [[UIDevice currentDevice] name];
4012 }
4013
4014 - (NSString *) idiom {
4015     return (id) Idiom_ ?: [NSNull null];
4016 }
4017
4018 - (NSString *) plmn {
4019     return (id) PLMN_ ?: [NSNull null];
4020 }
4021
4022 - (NSString *) bbsnum {
4023     return (id) BBSNum_ ?: [NSNull null];
4024 }
4025
4026 - (NSString *) ecid {
4027     return (id) ChipID_ ?: [NSNull null];
4028 }
4029
4030 - (NSString *) serial {
4031     return SerialNumber_;
4032 }
4033
4034 - (NSString *) role {
4035     return (id) Role_ ?: [NSNull null];
4036 }
4037
4038 - (NSString *) model {
4039     return [NSString stringWithUTF8String:Machine_];
4040 }
4041
4042 - (NSString *) token {
4043     return (id) Token_ ?: [NSNull null];
4044 }
4045
4046 + (NSString *) webScriptNameForSelector:(SEL)selector {
4047     if (false);
4048     else if (selector == @selector(addBridgedHost:))
4049         return @"addBridgedHost";
4050     else if (selector == @selector(addInsecureHost:))
4051         return @"addInsecureHost";
4052     else if (selector == @selector(addInternalRedirect::))
4053         return @"addInternalRedirect";
4054     else if (selector == @selector(addPipelinedHost:scheme:))
4055         return @"addPipelinedHost";
4056     else if (selector == @selector(addSource:::))
4057         return @"addSource";
4058     else if (selector == @selector(addTokenHost:))
4059         return @"addTokenHost";
4060     else if (selector == @selector(addTrivialSource:))
4061         return @"addTrivialSource";
4062     else if (selector == @selector(close))
4063         return @"close";
4064     else if (selector == @selector(du:))
4065         return @"du";
4066     else if (selector == @selector(stringWithFormat:arguments:))
4067         return @"format";
4068     else if (selector == @selector(getAllSources))
4069         return @"getAllSourcs";
4070     else if (selector == @selector(getKernelNumber:))
4071         return @"getKernelNumber";
4072     else if (selector == @selector(getKernelString:))
4073         return @"getKernelString";
4074     else if (selector == @selector(getInstalledPackages))
4075         return @"getInstalledPackages";
4076     else if (selector == @selector(getIORegistryEntry::))
4077         return @"getIORegistryEntry";
4078     else if (selector == @selector(getLocaleIdentifier))
4079         return @"getLocaleIdentifier";
4080     else if (selector == @selector(getPreferredLanguages))
4081         return @"getPreferredLanguages";
4082     else if (selector == @selector(getPackageById:))
4083         return @"getPackageById";
4084     else if (selector == @selector(getMetadataKeys))
4085         return @"getMetadataKeys";
4086     else if (selector == @selector(getMetadataValue:))
4087         return @"getMetadataValue";
4088     else if (selector == @selector(getSessionValue:))
4089         return @"getSessionValue";
4090     else if (selector == @selector(installPackages:))
4091         return @"installPackages";
4092     else if (selector == @selector(localizedStringForKey:value:table:))
4093         return @"localize";
4094     else if (selector == @selector(popViewController:))
4095         return @"popViewController";
4096     else if (selector == @selector(refreshSources))
4097         return @"refreshSources";
4098     else if (selector == @selector(removeButton))
4099         return @"removeButton";
4100     else if (selector == @selector(saveConfig))
4101         return @"saveConfig";
4102     else if (selector == @selector(setCydiaSource:))
4103         return @"setCydiaSource";
4104     else if (selector == @selector(setMetadataValue::))
4105         return @"setMetadataValue";
4106     else if (selector == @selector(setSessionValue::))
4107         return @"setSessionValue";
4108     else if (selector == @selector(substitutePackageNames:))
4109         return @"substitutePackageNames";
4110     else if (selector == @selector(scrollToBottom:))
4111         return @"scrollToBottom";
4112     else if (selector == @selector(setAllowsNavigationAction:))
4113         return @"setAllowsNavigationAction";
4114     else if (selector == @selector(setBadgeValue:))
4115         return @"setBadgeValue";
4116     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4117         return @"setButtonImage";
4118     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4119         return @"setButtonTitle";
4120     else if (selector == @selector(setHidesBackButton:))
4121         return @"setHidesBackButton";
4122     else if (selector == @selector(setHidesNavigationBar:))
4123         return @"setHidesNavigationBar";
4124     else if (selector == @selector(setNavigationBarStyle:))
4125         return @"setNavigationBarStyle";
4126     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4127         return @"setNavigationBarTintColor";
4128     else if (selector == @selector(setPasteboardString:))
4129         return @"setPasteboardString";
4130     else if (selector == @selector(setPasteboardURL:))
4131         return @"setPasteboardURL";
4132     else if (selector == @selector(setToken:))
4133         return @"setToken";
4134     else if (selector == @selector(setViewportWidth:))
4135         return @"setViewportWidth";
4136     else if (selector == @selector(statfs:))
4137         return @"statfs";
4138     else if (selector == @selector(supports:))
4139         return @"supports";
4140     else if (selector == @selector(unload))
4141         return @"unload";
4142     else
4143         return nil;
4144 }
4145
4146 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4147     return [self webScriptNameForSelector:selector] == nil;
4148 }
4149
4150 - (BOOL) supports:(NSString *)feature {
4151     return [feature isEqualToString:@"window.open"];
4152 }
4153
4154 - (void) unload {
4155     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4156 }
4157
4158 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4159     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4160 }
4161
4162 - (NSNumber *) getKernelNumber:(NSString *)name {
4163     const char *string([name UTF8String]);
4164
4165     size_t size;
4166     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4167         return (id) [NSNull null];
4168
4169     if (size != sizeof(int))
4170         return (id) [NSNull null];
4171
4172     int value;
4173     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4174         return (id) [NSNull null];
4175
4176     return [NSNumber numberWithInt:value];
4177 }
4178
4179 - (NSString *) getKernelString:(NSString *)name {
4180     const char *string([name UTF8String]);
4181
4182     size_t size;
4183     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4184         return (id) [NSNull null];
4185
4186     char value[size + 1];
4187     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4188         return (id) [NSNull null];
4189
4190     // XXX: just in case you request something ludicrous
4191     value[size] = '\0';
4192
4193     return [NSString stringWithCString:value];
4194 }
4195
4196 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4197     NSObject *value(CYIOGetValue([path UTF8String], entry));
4198
4199     if (value != nil)
4200         if ([value isKindOfClass:[NSData class]])
4201             value = CYHex((NSData *) value);
4202
4203     return value;
4204 }
4205
4206 - (void) _setCydiaSource:(NSString *)source {
4207     @synchronized (HostConfig_) {
4208         CydiaSource_ = source;
4209         [Metadata_ setObject:source forKey:@"CydiaSource"];
4210     }
4211
4212     Changed_ = true;
4213 }
4214
4215 - (void) setCydiaSource:(NSString *)source {
4216     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4217 }
4218
4219 - (NSString *) cydiaSource {
4220     @synchronized (HostConfig_) {
4221         return (id) CydiaSource_ ?: [NSNull null];
4222     }
4223 }
4224
4225 - (NSArray *) getMetadataKeys {
4226 @synchronized (Values_) {
4227     return [Values_ allKeys];
4228 } }
4229
4230 - (id) getMetadataValue:(NSString *)key {
4231 @synchronized (Values_) {
4232     return [Values_ objectForKey:key];
4233 } }
4234
4235 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4236 @synchronized (Values_) {
4237     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4238         [Values_ removeObjectForKey:key];
4239     else
4240         [Values_ setObject:value forKey:key];
4241
4242     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4243 } }
4244
4245 - (id) getSessionValue:(NSString *)key {
4246 @synchronized (SessionData_) {
4247     return [SessionData_ objectForKey:key];
4248 } }
4249
4250 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4251 @synchronized (SessionData_) {
4252     if (value == (id) [WebUndefined undefined])
4253         [SessionData_ removeObjectForKey:key];
4254     else
4255         [SessionData_ setObject:value forKey:key];
4256 } }
4257
4258 - (void) addBridgedHost:(NSString *)host {
4259 @synchronized (HostConfig_) {
4260     [BridgedHosts_ addObject:host];
4261 } }
4262
4263 - (void) addInsecureHost:(NSString *)host {
4264 @synchronized (HostConfig_) {
4265     [InsecureHosts_ addObject:host];
4266 } }
4267
4268 - (void) addTokenHost:(NSString *)host {
4269 @synchronized (HostConfig_) {
4270     [TokenHosts_ addObject:host];
4271 } }
4272
4273 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4274 @synchronized (HostConfig_) {
4275     if (scheme != (id) [WebUndefined undefined])
4276         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4277
4278     [PipelinedHosts_ addObject:host];
4279 } }
4280
4281 - (void) popViewController:(NSNumber *)value {
4282     if (value == (id) [WebUndefined undefined])
4283         value = [NSNumber numberWithBool:YES];
4284     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4285 }
4286
4287 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4288     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4289
4290     for (NSString *section in sections)
4291         [array addObject:section];
4292
4293     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4294         @"deb", @"Type",
4295         href, @"URI",
4296         distribution, @"Distribution",
4297         array, @"Sections",
4298     nil] waitUntilDone:NO];
4299 }
4300
4301 - (void) addTrivialSource:(NSString *)href {
4302     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4303 }
4304
4305 - (void) refreshSources {
4306     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4307 }
4308
4309 - (void) saveConfig {
4310     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4311 }
4312
4313 - (NSArray *) getAllSources {
4314     return [[Database sharedInstance] sources];
4315 }
4316
4317 - (NSArray *) getInstalledPackages {
4318     Database *database([Database sharedInstance]);
4319 @synchronized (database) {
4320     NSArray *packages([database packages]);
4321     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4322     for (Package *package in packages)
4323         if (![package uninstalled])
4324             [installed addObject:package];
4325     return installed;
4326 } }
4327
4328 - (Package *) getPackageById:(NSString *)id {
4329     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4330         [package parse];
4331         return package;
4332     } else
4333         return (Package *) [NSNull null];
4334 }
4335
4336 - (NSString *) getLocaleIdentifier {
4337     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4338 }
4339
4340 - (NSArray *) getPreferredLanguages {
4341     return Languages_;
4342 }
4343
4344 - (NSArray *) statfs:(NSString *)path {
4345     struct statfs stat;
4346
4347     if (path == nil || statfs([path UTF8String], &stat) == -1)
4348         return nil;
4349
4350     return [NSArray arrayWithObjects:
4351         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4352         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4353         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4354     nil];
4355 }
4356
4357 - (NSNumber *) du:(NSString *)path {
4358     NSNumber *value(nil);
4359
4360     int fds[2];
4361     _assert(pipe(fds) != -1);
4362
4363     pid_t pid(ExecFork());
4364     if (pid == 0) {
4365         _assert(dup2(fds[1], 1) != -1);
4366         _assert(close(fds[0]) != -1);
4367         _assert(close(fds[1]) != -1);
4368         /* XXX: this should probably not use du */
4369         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4370         exit(1);
4371         _assert(false);
4372     }
4373
4374     _assert(close(fds[1]) != -1);
4375
4376     if (FILE *du = fdopen(fds[0], "r")) {
4377         char line[1024];
4378         while (fgets(line, sizeof(line), du) != NULL) {
4379             size_t length(strlen(line));
4380             while (length != 0 && line[length - 1] == '\n')
4381                 line[--length] = '\0';
4382             if (char *tab = strchr(line, '\t')) {
4383                 *tab = '\0';
4384                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4385             }
4386         }
4387
4388         fclose(du);
4389     } else _assert(close(fds[0]));
4390
4391     int status;
4392   wait:
4393     if (waitpid(pid, &status, 0) == -1)
4394         if (errno == EINTR)
4395             goto wait;
4396         else _assert(false);
4397
4398     return value;
4399 }
4400
4401 - (void) close {
4402     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4403 }
4404
4405 - (void) installPackages:(NSArray *)packages {
4406     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4407 }
4408
4409 - (NSString *) substitutePackageNames:(NSString *)message {
4410     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4411     for (size_t i(0), e([words count]); i != e; ++i) {
4412         NSString *word([words objectAtIndex:i]);
4413         if (Package *package = [[Database sharedInstance] packageWithName:word])
4414             [words replaceObjectAtIndex:i withObject:[package name]];
4415     }
4416
4417     return [words componentsJoinedByString:@" "];
4418 }
4419
4420 - (void) removeButton {
4421     [indirect_ removeButton];
4422 }
4423
4424 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4425     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4426 }
4427
4428 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4429     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4430 }
4431
4432 - (void) setBadgeValue:(id)value {
4433     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4434 }
4435
4436 - (void) setAllowsNavigationAction:(NSString *)value {
4437     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4438 }
4439
4440 - (void) setHidesBackButton:(NSString *)value {
4441     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4442 }
4443
4444 - (void) setHidesNavigationBar:(NSString *)value {
4445     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4446 }
4447
4448 - (void) setNavigationBarStyle:(NSString *)value {
4449     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4450 }
4451
4452 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4453     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4454     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4455     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4456 }
4457
4458 - (void) setPasteboardString:(NSString *)value {
4459     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4460 }
4461
4462 - (void) setPasteboardURL:(NSString *)value {
4463     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4464 }
4465
4466 - (void) _setToken:(NSString *)token {
4467     Token_ = token;
4468
4469     if (token == nil)
4470         [Metadata_ removeObjectForKey:@"Token"];
4471     else
4472         [Metadata_ setObject:Token_ forKey:@"Token"];
4473
4474     Changed_ = true;
4475 }
4476
4477 - (void) setToken:(NSString *)token {
4478     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4479 }
4480
4481 - (void) scrollToBottom:(NSNumber *)animated {
4482     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4483 }
4484
4485 - (void) setViewportWidth:(float)width {
4486     [indirect_ setViewportWidthOnMainThread:width];
4487 }
4488
4489 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4490     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4491     unsigned count([arguments count]);
4492     id values[count];
4493     for (unsigned i(0); i != count; ++i)
4494         values[i] = [arguments objectAtIndex:i];
4495     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4496 }
4497
4498 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4499     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4500         value = nil;
4501     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4502         table = nil;
4503     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4504 }
4505
4506 @end
4507 /* }}} */
4508
4509 @interface NSURL (CydiaSecure)
4510 @end
4511
4512 @implementation NSURL (CydiaSecure)
4513
4514 - (bool) isCydiaSecure {
4515     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4516         return true;
4517
4518     @synchronized (HostConfig_) {
4519         if ([InsecureHosts_ containsObject:[self host]])
4520             return true;
4521     }
4522
4523     return false;
4524 }
4525
4526 @end
4527
4528 /* Cydia Browser Controller {{{ */
4529 @implementation CydiaWebViewController
4530
4531 - (NSURL *) navigationURL {
4532     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4533 }
4534
4535 + (void) _initialize {
4536     [super _initialize];
4537
4538     Diversions_ = [NSMutableSet setWithCapacity:0];
4539 }
4540
4541 + (void) addDiversion:(Diversion *)diversion {
4542     [Diversions_ addObject:diversion];
4543 }
4544
4545 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4546     [super webView:view didClearWindowObject:window forFrame:frame];
4547
4548     WebDataSource *source([frame dataSource]);
4549     NSURLResponse *response([source response]);
4550     NSURL *url([response URL]);
4551     NSString *scheme([[url scheme] lowercaseString]);
4552
4553     bool bridged(false);
4554
4555     @synchronized (HostConfig_) {
4556         if ([scheme isEqualToString:@"file"])
4557             bridged = true;
4558         else if ([scheme isEqualToString:@"https"])
4559             if ([BridgedHosts_ containsObject:[url host]])
4560                 bridged = true;
4561     }
4562
4563     if (bridged)
4564         [window setValue:cydia_ forKey:@"cydia"];
4565 }
4566
4567 - (void) _setupMail:(MFMailComposeViewController *)controller {
4568     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4569
4570     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4571     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4572 }
4573
4574 - (NSURL *) URLWithURL:(NSURL *)url {
4575     return [Diversion divertURL:url];
4576 }
4577
4578 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4579     NSURL *url([request URL]);
4580     NSString *host([url host]);
4581
4582     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4583
4584     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4585         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4586     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4587         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4588
4589     bool token;
4590     @synchronized (HostConfig_) {
4591         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4592     }
4593
4594     if ([url isCydiaSecure] && token) {
4595         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4596             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4597     }
4598
4599     return copy;
4600 }
4601
4602 - (void) setDelegate:(id)delegate {
4603     [super setDelegate:delegate];
4604     [cydia_ setDelegate:delegate];
4605 }
4606
4607 - (NSString *) applicationNameForUserAgent {
4608     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4609
4610     if (Safari_ != nil)
4611         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4612     if (Build_ != nil)
4613         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4614     if (Product_ != nil)
4615         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4616
4617     return application;
4618 }
4619
4620 - (id) init {
4621     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4622         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4623     } return self;
4624 }
4625
4626 @end
4627
4628 @interface AppCacheController : CydiaWebViewController {
4629 }
4630
4631 @end
4632
4633 @implementation AppCacheController
4634
4635 - (void) didReceiveMemoryWarning {
4636 }
4637
4638 @end
4639 /* }}} */
4640
4641 // CydiaScript {{{
4642 @interface NSObject (CydiaScript)
4643 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4644 @end
4645
4646 @implementation NSObject (CydiaScript)
4647
4648 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4649     return self;
4650 }
4651
4652 @end
4653
4654 @implementation NSArray (CydiaScript)
4655
4656 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4657     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4658     for (size_t i(0), e([self count]); i != e; ++i)
4659         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4660     return object;
4661 }
4662
4663 @end
4664
4665 @implementation NSDictionary (CydiaScript)
4666
4667 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4668     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4669     for (id i in self)
4670         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4671     return object;
4672 }
4673
4674 @end
4675 // }}}
4676
4677 /* Confirmation Controller {{{ */
4678 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4679     if (!iterator.end())
4680         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4681             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4682                 continue;
4683             pkgCache::PkgIterator package(dep.TargetPkg());
4684             if (package.end())
4685                 continue;
4686             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4687                 return true;
4688         }
4689
4690     return false;
4691 }
4692
4693 @protocol ConfirmationControllerDelegate
4694 - (void) cancelAndClear:(bool)clear;
4695 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4696 - (void) queue;
4697 @end
4698
4699 @interface ConfirmationController : CydiaWebViewController {
4700     _transient Database *database_;
4701
4702     _H<UIAlertView> essential_;
4703
4704     _H<NSDictionary> changes_;
4705     _H<NSMutableArray> issues_;
4706     _H<NSDictionary> sizes_;
4707
4708     BOOL substrate_;
4709 }
4710
4711 - (id) initWithDatabase:(Database *)database;
4712
4713 @end
4714
4715 @implementation ConfirmationController
4716
4717 - (void) complete {
4718     if (substrate_)
4719         RestartSubstrate_ = true;
4720     [delegate_ confirmWithNavigationController:[self navigationController]];
4721 }
4722
4723 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4724     NSString *context([alert context]);
4725
4726     if ([context isEqualToString:@"remove"]) {
4727         if (button == [alert cancelButtonIndex])
4728             [self dismissModalViewControllerAnimated:YES];
4729         else if (button == [alert firstOtherButtonIndex]) {
4730             [self complete];
4731         }
4732
4733         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4734     } else if ([context isEqualToString:@"unable"]) {
4735         [self dismissModalViewControllerAnimated:YES];
4736         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4737     } else {
4738         [super alertView:alert clickedButtonAtIndex:button];
4739     }
4740 }
4741
4742 - (void) _doContinue {
4743     [delegate_ cancelAndClear:NO];
4744     [self dismissModalViewControllerAnimated:YES];
4745 }
4746
4747 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4748     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4749     return nil;
4750 }
4751
4752 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4753     [super webView:view didClearWindowObject:window forFrame:frame];
4754
4755     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4756         (id) changes_, @"changes",
4757         (id) issues_, @"issues",
4758         (id) sizes_, @"sizes",
4759         self, @"queue",
4760     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4761 }
4762
4763 - (id) initWithDatabase:(Database *)database {
4764     if ((self = [super init]) != nil) {
4765         database_ = database;
4766
4767         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4768         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4769         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4770         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4771         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4772
4773         bool remove(false);
4774
4775         pkgCacheFile &cache([database_ cache]);
4776         NSArray *packages([database_ packages]);
4777         pkgDepCache::Policy *policy([database_ policy]);
4778
4779         issues_ = [NSMutableArray arrayWithCapacity:4];
4780
4781         for (Package *package in packages) {
4782             pkgCache::PkgIterator iterator([package iterator]);
4783             NSString *name([package id]);
4784
4785             if ([package broken]) {
4786                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4787
4788                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4789                     name, @"package",
4790                     reasons, @"reasons",
4791                 nil]];
4792
4793                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4794                 if (ver.end())
4795                     continue;
4796
4797                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4798                     pkgCache::DepIterator start;
4799                     pkgCache::DepIterator end;
4800                     dep.GlobOr(start, end); // ++dep
4801
4802                     if (!cache->IsImportantDep(end))
4803                         continue;
4804                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4805                         continue;
4806
4807                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4808
4809                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4810                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4811                         clauses, @"clauses",
4812                     nil]];
4813
4814                     _forever {
4815                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4816
4817                         pkgCache::PkgIterator target(start.TargetPkg());
4818                         if (target->ProvidesList != 0)
4819                             reason = @"missing";
4820                         else {
4821                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4822                             if (!ver.end()) {
4823                                 reason = @"installed";
4824                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4825                             } else if (!cache[target].CandidateVerIter(cache).end())
4826                                 reason = @"uninstalled";
4827                             else if (target->ProvidesList == 0)
4828                                 reason = @"uninstallable";
4829                             else
4830                                 reason = @"virtual";
4831                         }
4832
4833                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4834                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4835                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4836                         nil]);
4837
4838                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4839                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4840                             version, @"version",
4841                             reason, @"reason",
4842                             installed, @"installed",
4843                         nil]];
4844
4845                         // yes, seriously. (wtf?)
4846                         if (start == end)
4847                             break;
4848                         ++start;
4849                     }
4850                 }
4851             }
4852
4853             pkgDepCache::StateCache &state(cache[iterator]);
4854
4855             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4856
4857             if (state.NewInstall())
4858                 [installs addObject:name];
4859             // XXX: else if (state.Install())
4860             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4861                 [reinstalls addObject:name];
4862             // XXX: move before previous if
4863             else if (state.Upgrade())
4864                 [upgrades addObject:name];
4865             else if (state.Downgrade())
4866                 [downgrades addObject:name];
4867             else if (!state.Delete())
4868                 // XXX: _assert(state.Keep());
4869                 continue;
4870             else if (special_r(name))
4871                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4872                     [NSNull null], @"package",
4873                     [NSArray arrayWithObjects:
4874                         [NSDictionary dictionaryWithObjectsAndKeys:
4875                             @"Conflicts", @"relationship",
4876                             [NSArray arrayWithObjects:
4877                                 [NSDictionary dictionaryWithObjectsAndKeys:
4878                                     name, @"package",
4879                                     [NSNull null], @"version",
4880                                     @"installed", @"reason",
4881                                 nil],
4882                             nil], @"clauses",
4883                         nil],
4884                     nil], @"reasons",
4885                 nil]];
4886             else {
4887                 if ([package essential])
4888                     remove = true;
4889                 [removes addObject:name];
4890             }
4891
4892             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4893             substrate_ |= DepSubstrate(iterator.CurrentVer());
4894         }
4895
4896         if (!remove)
4897             essential_ = nil;
4898         else if (Advanced_) {
4899             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4900
4901             essential_ = [[[UIAlertView alloc]
4902                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4903                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4904                 delegate:self
4905                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4906                 otherButtonTitles:
4907                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4908                 nil
4909             ] autorelease];
4910
4911             [essential_ setContext:@"remove"];
4912         } else {
4913             essential_ = [[[UIAlertView alloc]
4914                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4915                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4916                 delegate:self
4917                 cancelButtonTitle:UCLocalize("OKAY")
4918                 otherButtonTitles:nil
4919             ] autorelease];
4920
4921             [essential_ setContext:@"unable"];
4922         }
4923
4924         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4925             installs, @"installs",
4926             reinstalls, @"reinstalls",
4927             upgrades, @"upgrades",
4928             downgrades, @"downgrades",
4929             removes, @"removes",
4930         nil];
4931
4932         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4933             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4934             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4935         nil];
4936
4937         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4938     } return self;
4939 }
4940
4941 - (UIBarButtonItem *) leftButton {
4942     return [[[UIBarButtonItem alloc]
4943         initWithTitle:UCLocalize("CANCEL")
4944         style:UIBarButtonItemStylePlain
4945         target:self
4946         action:@selector(cancelButtonClicked)
4947     ] autorelease];
4948 }
4949
4950 #if !AlwaysReload
4951 - (void) applyRightButton {
4952     if ([issues_ count] == 0 && ![self isLoading])
4953         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4954             initWithTitle:UCLocalize("CONFIRM")
4955             style:UIBarButtonItemStyleDone
4956             target:self
4957             action:@selector(confirmButtonClicked)
4958         ] autorelease]];
4959     else
4960         [[self navigationItem] setRightBarButtonItem:nil];
4961 }
4962 #endif
4963
4964 - (void) cancelButtonClicked {
4965     [self dismissModalViewControllerAnimated:YES];
4966     [delegate_ cancelAndClear:YES];
4967 }
4968
4969 #if !AlwaysReload
4970 - (void) confirmButtonClicked {
4971     if (essential_ != nil)
4972         [essential_ show];
4973     else
4974         [self complete];
4975 }
4976 #endif
4977
4978 @end
4979 /* }}} */
4980
4981 /* Progress Data {{{ */
4982 @interface CydiaProgressData : NSObject {
4983     _transient id delegate_;
4984
4985     bool running_;
4986     float percent_;
4987
4988     float current_;
4989     float total_;
4990     float speed_;
4991
4992     _H<NSMutableArray> events_;
4993     _H<NSString> title_;
4994
4995     _H<NSString> status_;
4996     _H<NSString> finish_;
4997 }
4998
4999 @end
5000
5001 @implementation CydiaProgressData
5002
5003 + (NSArray *) _attributeKeys {
5004     return [NSArray arrayWithObjects:
5005         @"current",
5006         @"events",
5007         @"finish",
5008         @"percent",
5009         @"running",
5010         @"speed",
5011         @"title",
5012         @"total",
5013     nil];
5014 }
5015
5016 - (NSArray *) attributeKeys {
5017     return [[self class] _attributeKeys];
5018 }
5019
5020 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5021     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5022 }
5023
5024 - (id) init {
5025     if ((self = [super init]) != nil) {
5026         events_ = [NSMutableArray arrayWithCapacity:32];
5027     } return self;
5028 }
5029
5030 - (void) setDelegate:(id)delegate {
5031     delegate_ = delegate;
5032 }
5033
5034 - (void) setPercent:(float)value {
5035     percent_ = value;
5036 }
5037
5038 - (NSNumber *) percent {
5039     return [NSNumber numberWithFloat:percent_];
5040 }
5041
5042 - (void) setCurrent:(float)value {
5043     current_ = value;
5044 }
5045
5046 - (NSNumber *) current {
5047     return [NSNumber numberWithFloat:current_];
5048 }
5049
5050 - (void) setTotal:(float)value {
5051     total_ = value;
5052 }
5053
5054 - (NSNumber *) total {
5055     return [NSNumber numberWithFloat:total_];
5056 }
5057
5058 - (void) setSpeed:(float)value {
5059     speed_ = value;
5060 }
5061
5062 - (NSNumber *) speed {
5063     return [NSNumber numberWithFloat:speed_];
5064 }
5065
5066 - (NSArray *) events {
5067     return events_;
5068 }
5069
5070 - (void) removeAllEvents {
5071     [events_ removeAllObjects];
5072 }
5073
5074 - (void) addEvent:(CydiaProgressEvent *)event {
5075     [events_ addObject:event];
5076 }
5077
5078 - (void) setTitle:(NSString *)text {
5079     title_ = text;
5080 }
5081
5082 - (NSString *) title {
5083     return title_;
5084 }
5085
5086 - (void) setFinish:(NSString *)text {
5087     finish_ = text;
5088 }
5089
5090 - (NSString *) finish {
5091     return (id) finish_ ?: [NSNull null];
5092 }
5093
5094 - (void) setRunning:(bool)running {
5095     running_ = running;
5096 }
5097
5098 - (NSNumber *) running {
5099     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5100 }
5101
5102 @end
5103 /* }}} */
5104 /* Progress Controller {{{ */
5105 @interface ProgressController : CydiaWebViewController <
5106     ProgressDelegate
5107 > {
5108     _transient Database *database_;
5109     _H<CydiaProgressData, 1> progress_;
5110     unsigned cancel_;
5111 }
5112
5113 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5114
5115 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5116
5117 - (void) setTitle:(NSString *)title;
5118 - (void) setCancellable:(bool)cancellable;
5119
5120 @end
5121
5122 @implementation ProgressController
5123
5124 - (void) dealloc {
5125     [database_ setProgressDelegate:nil];
5126     [super dealloc];
5127 }
5128
5129 - (UIBarButtonItem *) leftButton {
5130     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5131         initWithTitle:UCLocalize("CANCEL")
5132         style:UIBarButtonItemStylePlain
5133         target:self
5134         action:@selector(cancel)
5135     ] autorelease] : nil;
5136 }
5137
5138 - (void) updateCancel {
5139     [super applyLeftButton];
5140 }
5141
5142 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5143     if ((self = [super init]) != nil) {
5144         database_ = database;
5145         delegate_ = delegate;
5146
5147         [database_ setProgressDelegate:self];
5148
5149         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5150         [progress_ setDelegate:self];
5151
5152         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5153
5154         [scroller_ setBackgroundColor:[UIColor blackColor]];
5155
5156         [[self navigationItem] setHidesBackButton:YES];
5157
5158         [self updateCancel];
5159     } return self;
5160 }
5161
5162 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5163     [super webView:view didClearWindowObject:window forFrame:frame];
5164     [window setValue:progress_ forKey:@"cydiaProgress"];
5165 }
5166
5167 - (void) updateProgress {
5168     [self dispatchEvent:@"CydiaProgressUpdate"];
5169 }
5170
5171 - (void) viewWillAppear:(BOOL)animated {
5172     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5173     [super viewWillAppear:animated];
5174 }
5175
5176 - (void) close {
5177     UpdateExternalStatus(0);
5178
5179     if (Finish_ > 1)
5180         [delegate_ saveState];
5181
5182     switch (Finish_) {
5183         case 0:
5184             [delegate_ returnToCydia];
5185         break;
5186
5187         case 1:
5188             [delegate_ terminateWithSuccess];
5189             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5190                 [delegate_ suspendWithAnimation:YES];
5191             else
5192                 [delegate_ suspend];*/
5193         break;
5194
5195         case 2:
5196             _trace();
5197             goto reload;
5198
5199         case 3:
5200             _trace();
5201             goto reload;
5202
5203         reload:
5204             system("/usr/bin/sbreload");
5205             _trace();
5206         break;
5207
5208         case 4:
5209             _trace();
5210             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5211                 SBReboot(SBSSpringBoardServerPort());
5212             else
5213                 reboot2(RB_AUTOBOOT);
5214         break;
5215     }
5216
5217     [super close];
5218 }
5219
5220 - (void) setTitle:(NSString *)title {
5221     [progress_ setTitle:title];
5222     [self updateProgress];
5223 }
5224
5225 - (UIBarButtonItem *) rightButton {
5226     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5227         initWithTitle:UCLocalize("CLOSE")
5228         style:UIBarButtonItemStylePlain
5229         target:self
5230         action:@selector(close)
5231     ] autorelease];
5232 }
5233
5234 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5235     UpdateExternalStatus(1);
5236
5237     [progress_ setRunning:true];
5238     [self setTitle:title];
5239     // implicit updateProgress
5240
5241     SHA1SumValue notifyconf; {
5242         FileFd file;
5243         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5244             _error->Discard();
5245         else {
5246             MMap mmap(file, MMap::ReadOnly);
5247             SHA1Summation sha1;
5248             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5249             notifyconf = sha1.Result();
5250         }
5251     }
5252
5253     SHA1SumValue springlist; {
5254         FileFd file;
5255         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5256             _error->Discard();
5257         else {
5258             MMap mmap(file, MMap::ReadOnly);
5259             SHA1Summation sha1;
5260             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5261             springlist = sha1.Result();
5262         }
5263     }
5264
5265     if (invocation != nil) {
5266         [invocation yieldToSelector:@selector(invoke)];
5267         [self setTitle:@"COMPLETE"];
5268     }
5269
5270     if (Finish_ < 4) {
5271         FileFd file;
5272         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5273             _error->Discard();
5274         else {
5275             MMap mmap(file, MMap::ReadOnly);
5276             SHA1Summation sha1;
5277             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5278             if (!(notifyconf == sha1.Result()))
5279                 Finish_ = 4;
5280         }
5281     }
5282
5283     if (Finish_ < 3) {
5284         FileFd file;
5285         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5286             _error->Discard();
5287         else {
5288             MMap mmap(file, MMap::ReadOnly);
5289             SHA1Summation sha1;
5290             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5291             if (!(springlist == sha1.Result()))
5292                 Finish_ = 3;
5293         }
5294     }
5295
5296     if (Finish_ < 2) {
5297         if (RestartSubstrate_)
5298             Finish_ = 2;
5299     }
5300
5301     RestartSubstrate_ = false;
5302
5303     switch (Finish_) {
5304         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5305         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5306         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5307         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5308         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5309     }
5310
5311     _trace();
5312     system("su -c /usr/bin/uicache mobile");
5313     _trace();
5314
5315     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5316
5317     [progress_ setRunning:false];
5318     [self updateProgress];
5319
5320     [self applyRightButton];
5321 }
5322
5323 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5324     [progress_ addEvent:event];
5325     [self updateProgress];
5326 }
5327
5328 - (bool) isProgressCancelled {
5329     return cancel_ == 2;
5330 }
5331
5332 - (void) cancel {
5333     cancel_ = 2;
5334     [self updateCancel];
5335 }
5336
5337 - (void) setCancellable:(bool)cancellable {
5338     unsigned cancel(cancel_);
5339
5340     if (!cancellable)
5341         cancel_ = 0;
5342     else if (cancel_ == 0)
5343         cancel_ = 1;
5344
5345     if (cancel != cancel_)
5346         [self updateCancel];
5347 }
5348
5349 - (void) setProgressCancellable:(NSNumber *)cancellable {
5350     [self setCancellable:[cancellable boolValue]];
5351 }
5352
5353 - (void) setProgressPercent:(NSNumber *)percent {
5354     [progress_ setPercent:[percent floatValue]];
5355     [self updateProgress];
5356 }
5357
5358 - (void) setProgressStatus:(NSDictionary *)status {
5359     if (status == nil) {
5360         [progress_ setCurrent:0];
5361         [progress_ setTotal:0];
5362         [progress_ setSpeed:0];
5363     } else {
5364         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5365
5366         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5367         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5368         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5369     }
5370
5371     [self updateProgress];
5372 }
5373
5374 @end
5375 /* }}} */
5376
5377 /* Package Cell {{{ */
5378 @interface PackageCell : CyteTableViewCell <
5379     CyteTableViewCellDelegate
5380 > {
5381     _H<UIImage> icon_;
5382     _H<NSString> name_;
5383     _H<NSString> description_;
5384     bool commercial_;
5385     _H<NSString> source_;
5386     _H<UIImage> badge_;
5387     _H<UIImage> placard_;
5388     bool summarized_;
5389 }
5390
5391 - (PackageCell *) init;
5392 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5393
5394 - (void) drawContentRect:(CGRect)rect;
5395
5396 @end
5397
5398 @implementation PackageCell
5399
5400 - (PackageCell *) init {
5401     CGRect frame(CGRectMake(0, 0, 320, 74));
5402     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5403         UIView *content([self contentView]);
5404         CGRect bounds([content bounds]);
5405
5406         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5407         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5408         [content addSubview:content_];
5409
5410         [content_ setDelegate:self];
5411         [content_ setOpaque:YES];
5412     } return self;
5413 }
5414
5415 - (NSString *) accessibilityLabel {
5416     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5417 }
5418
5419 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5420     summarized_ = summary;
5421
5422     icon_ = nil;
5423     name_ = nil;
5424     description_ = nil;
5425     source_ = nil;
5426     badge_ = nil;
5427     placard_ = nil;
5428
5429     if (package == nil)
5430         [content_ setBackgroundColor:[UIColor whiteColor]];
5431     else {
5432         [package parse];
5433
5434         Source *source = [package source];
5435
5436         icon_ = [package icon];
5437
5438         if (NSString *name = [package name])
5439             name_ = [NSString stringWithString:name];
5440
5441         NSString *description(nil);
5442
5443         if (description == nil && IsWildcat_)
5444             description = [package longDescription];
5445         if (description == nil)
5446             description = [package shortDescription];
5447
5448         if (description != nil)
5449             description_ = [NSString stringWithString:description];
5450
5451         commercial_ = [package isCommercial];
5452
5453         NSString *label = nil;
5454         bool trusted = false;
5455
5456         if (source != nil) {
5457             label = [source label];
5458             trusted = [source trusted];
5459         } else if ([[package id] isEqualToString:@"firmware"])
5460             label = UCLocalize("APPLE");
5461         else
5462             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5463
5464         NSString *from(label);
5465
5466         NSString *section = [package simpleSection];
5467         if (section != nil && ![section isEqualToString:label]) {
5468             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5469             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5470         }
5471
5472         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5473
5474         if (NSString *purpose = [package primaryPurpose])
5475             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5476
5477         UIColor *color;
5478         NSString *placard;
5479
5480         if (NSString *mode = [package mode]) {
5481             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5482                 color = RemovingColor_;
5483                 //placard = @"removing";
5484             } else {
5485                 color = InstallingColor_;
5486                 //placard = @"installing";
5487             }
5488
5489             // XXX: the removing/installing placards are not @2x
5490             placard = nil;
5491         } else {
5492             color = [UIColor whiteColor];
5493
5494             if ([package installed] != nil)
5495                 placard = @"installed";
5496             else
5497                 placard = nil;
5498         }
5499
5500         [content_ setBackgroundColor:color];
5501
5502         if (placard != nil)
5503             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5504     }
5505
5506     [self setNeedsDisplay];
5507     [content_ setNeedsDisplay];
5508 }
5509
5510 - (void) drawSummaryContentRect:(CGRect)rect {
5511     bool highlighted(highlighted_);
5512     float width([self bounds].size.width);
5513
5514     if (icon_ != nil) {
5515         CGRect rect;
5516         rect.size = [(UIImage *) icon_ size];
5517
5518         rect.size.width /= 4;
5519         rect.size.height /= 4;
5520
5521         rect.origin.x = 14 - rect.size.width / 4;
5522         rect.origin.y = 14 - rect.size.height / 4;
5523
5524         [icon_ drawInRect:rect];
5525     }
5526
5527     if (badge_ != nil) {
5528         CGRect rect;
5529         rect.size = [(UIImage *) badge_ size];
5530
5531         rect.size.width /= 4;
5532         rect.size.height /= 4;
5533
5534         rect.origin.x = 20 - rect.size.width / 4;
5535         rect.origin.y = 20 - rect.size.height / 4;
5536
5537         [badge_ drawInRect:rect];
5538     }
5539
5540     if (highlighted)
5541         UISetColor(White_);
5542
5543     if (!highlighted)
5544         UISetColor(commercial_ ? Purple_ : Black_);
5545     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5546
5547     if (placard_ != nil)
5548         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5549 }
5550
5551 - (void) drawNormalContentRect:(CGRect)rect {
5552     bool highlighted(highlighted_);
5553     float width([self bounds].size.width);
5554
5555     if (icon_ != nil) {
5556         CGRect rect;
5557         rect.size = [(UIImage *) icon_ size];
5558
5559         rect.size.width /= 2;
5560         rect.size.height /= 2;
5561
5562         rect.origin.x = 25 - rect.size.width / 2;
5563         rect.origin.y = 25 - rect.size.height / 2;
5564
5565         [icon_ drawInRect:rect];
5566     }
5567
5568     if (badge_ != nil) {
5569         CGRect rect;
5570         rect.size = [(UIImage *) badge_ size];
5571
5572         rect.size.width /= 2;
5573         rect.size.height /= 2;
5574
5575         rect.origin.x = 36 - rect.size.width / 2;
5576         rect.origin.y = 36 - rect.size.height / 2;
5577
5578         [badge_ drawInRect:rect];
5579     }
5580
5581     if (highlighted)
5582         UISetColor(White_);
5583
5584     if (!highlighted)
5585         UISetColor(commercial_ ? Purple_ : Black_);
5586     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5587     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5588
5589     if (!highlighted)
5590         UISetColor(commercial_ ? Purplish_ : Gray_);
5591     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5592
5593     if (placard_ != nil)
5594         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5595 }
5596
5597 - (void) drawContentRect:(CGRect)rect {
5598     if (summarized_)
5599         [self drawSummaryContentRect:rect];
5600     else
5601         [self drawNormalContentRect:rect];
5602 }
5603
5604 @end
5605 /* }}} */
5606 /* Section Cell {{{ */
5607 @interface SectionCell : CyteTableViewCell <
5608     CyteTableViewCellDelegate
5609 > {
5610     _H<NSString> basic_;
5611     _H<NSString> section_;
5612     _H<NSString> name_;
5613     _H<NSString> count_;
5614     _H<UIImage> icon_;
5615     _H<UISwitch> switch_;
5616     BOOL editing_;
5617 }
5618
5619 - (void) setSection:(Section *)section editing:(BOOL)editing;
5620
5621 @end
5622
5623 @implementation SectionCell
5624
5625 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5626     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5627         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5628         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5629         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5630
5631         UIView *content([self contentView]);
5632         CGRect bounds([content bounds]);
5633
5634         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5635         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5636         [content addSubview:content_];
5637         [content_ setBackgroundColor:[UIColor whiteColor]];
5638
5639         [content_ setDelegate:self];
5640     } return self;
5641 }
5642
5643 - (void) onSwitch:(id)sender {
5644     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5645     if (metadata == nil) {
5646         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5647         [Sections_ setObject:metadata forKey:basic_];
5648     }
5649
5650     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5651     Changed_ = true;
5652 }
5653
5654 - (void) setSection:(Section *)section editing:(BOOL)editing {
5655     if (editing != editing_) {
5656         if (editing_)
5657             [switch_ removeFromSuperview];
5658         else
5659             [self addSubview:switch_];
5660         editing_ = editing;
5661     }
5662
5663     basic_ = nil;
5664     section_ = nil;
5665     name_ = nil;
5666     count_ = nil;
5667
5668     if (section == nil) {
5669         name_ = UCLocalize("ALL_PACKAGES");
5670         count_ = nil;
5671     } else {
5672         basic_ = [section name];
5673         section_ = [section localized];
5674
5675         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5676         count_ = [NSString stringWithFormat:@"%d", [section count]];
5677
5678         if (editing_)
5679             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5680     }
5681
5682     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5683     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5684
5685     [content_ setNeedsDisplay];
5686 }
5687
5688 - (void) setFrame:(CGRect)frame {
5689     [super setFrame:frame];
5690
5691     CGRect rect([switch_ frame]);
5692     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5693 }
5694
5695 - (NSString *) accessibilityLabel {
5696     return name_;
5697 }
5698
5699 - (void) drawContentRect:(CGRect)rect {
5700     bool highlighted(highlighted_ && !editing_);
5701
5702     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5703
5704     if (highlighted)
5705         UISetColor(White_);
5706
5707     float width(rect.size.width);
5708     if (editing_)
5709         width -= 87;
5710
5711     if (!highlighted)
5712         UISetColor(Black_);
5713     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5714
5715     CGSize size = [count_ sizeWithFont:Font14_];
5716
5717     UISetColor(White_);
5718     if (count_ != nil)
5719         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5720 }
5721
5722 @end
5723 /* }}} */
5724
5725 /* File Table {{{ */
5726 @interface FileTable : CyteViewController <
5727     UITableViewDataSource,
5728     UITableViewDelegate
5729 > {
5730     _transient Database *database_;
5731     _H<Package> package_;
5732     _H<NSString> name_;
5733     _H<NSMutableArray> files_;
5734     _H<UITableView, 2> list_;
5735 }
5736
5737 - (id) initWithDatabase:(Database *)database;
5738 - (void) setPackage:(Package *)package;
5739
5740 @end
5741
5742 @implementation FileTable
5743
5744 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5745     return files_ == nil ? 0 : [files_ count];
5746 }
5747
5748 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5749     return 24.0f;
5750 }*/
5751
5752 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5753     static NSString *reuseIdentifier = @"Cell";
5754
5755     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5756     if (cell == nil) {
5757         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5758         [cell setFont:[UIFont systemFontOfSize:16]];
5759     }
5760     [cell setText:[files_ objectAtIndex:indexPath.row]];
5761     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5762
5763     return cell;
5764 }
5765
5766 - (NSURL *) navigationURL {
5767     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5768 }
5769
5770 - (void) loadView {
5771     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5772
5773     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5774     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5775     [list_ setRowHeight:24.0f];
5776     [(UITableView *) list_ setDataSource:self];
5777     [list_ setDelegate:self];
5778     [[self view] addSubview:list_];
5779 }
5780
5781 - (void) viewDidLoad {
5782     [super viewDidLoad];
5783
5784     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5785 }
5786
5787 - (void) releaseSubviews {
5788     list_ = nil;
5789
5790     package_ = nil;
5791     files_ = nil;
5792
5793     [super releaseSubviews];
5794 }
5795
5796 - (id) initWithDatabase:(Database *)database {
5797     if ((self = [super init]) != nil) {
5798         database_ = database;
5799     } return self;
5800 }
5801
5802 - (void) setPackage:(Package *)package {
5803     package_ = nil;
5804     name_ = nil;
5805
5806     files_ = [NSMutableArray arrayWithCapacity:32];
5807
5808     if (package != nil) {
5809         package_ = package;
5810         name_ = [package id];
5811
5812         if (NSArray *files = [package files])
5813             [files_ addObjectsFromArray:files];
5814
5815         if ([files_ count] != 0) {
5816             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5817                 [files_ removeObjectAtIndex:0];
5818             [files_ sortUsingSelector:@selector(compareByPath:)];
5819
5820             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5821             [stack addObject:@"/"];
5822
5823             for (int i(0), e([files_ count]); i != e; ++i) {
5824                 NSString *file = [files_ objectAtIndex:i];
5825                 while (![file hasPrefix:[stack lastObject]])
5826                     [stack removeLastObject];
5827                 NSString *directory = [stack lastObject];
5828                 [stack addObject:[file stringByAppendingString:@"/"]];
5829                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5830                     ([stack count] - 2) * 3, "",
5831                     [file substringFromIndex:[directory length]]
5832                 ]];
5833             }
5834         }
5835     }
5836
5837     [list_ reloadData];
5838 }
5839
5840 - (void) reloadData {
5841     [super reloadData];
5842
5843     [self setPackage:[database_ packageWithName:name_]];
5844 }
5845
5846 @end
5847 /* }}} */
5848 /* Package Controller {{{ */
5849 @interface CYPackageController : CydiaWebViewController <
5850     UIActionSheetDelegate
5851 > {
5852     _transient Database *database_;
5853     _H<Package> package_;
5854     _H<NSString> name_;
5855     bool commercial_;
5856     _H<NSMutableArray> buttons_;
5857     _H<UIBarButtonItem> button_;
5858 }
5859
5860 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5861
5862 @end
5863
5864 @implementation CYPackageController
5865
5866 - (NSURL *) navigationURL {
5867     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5868 }
5869
5870 /* XXX: this is not safe at all... localization of /fail/ */
5871 - (void) _clickButtonWithName:(NSString *)name {
5872     if ([name isEqualToString:UCLocalize("CLEAR")])
5873         [delegate_ clearPackage:package_];
5874     else if ([name isEqualToString:UCLocalize("INSTALL")])
5875         [delegate_ installPackage:package_];
5876     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5877         [delegate_ installPackage:package_];
5878     else if ([name isEqualToString:UCLocalize("REMOVE")])
5879         [delegate_ removePackage:package_];
5880     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5881         [delegate_ installPackage:package_];
5882     else _assert(false);
5883 }
5884
5885 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5886     NSString *context([sheet context]);
5887
5888     if ([context isEqualToString:@"modify"]) {
5889         if (button != [sheet cancelButtonIndex]) {
5890             NSString *buttonName = [buttons_ objectAtIndex:button];
5891             [self _clickButtonWithName:buttonName];
5892         }
5893
5894         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5895     }
5896 }
5897
5898 - (bool) _allowJavaScriptPanel {
5899     return commercial_;
5900 }
5901
5902 #if !AlwaysReload
5903 - (void) _customButtonClicked {
5904     int count([buttons_ count]);
5905     if (count == 0)
5906         return;
5907
5908     if (count == 1)
5909         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5910     else {
5911         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5912         [buttons addObjectsFromArray:buttons_];
5913
5914         UIActionSheet *sheet = [[[UIActionSheet alloc]
5915             initWithTitle:nil
5916             delegate:self
5917             cancelButtonTitle:nil
5918             destructiveButtonTitle:nil
5919             otherButtonTitles:nil
5920         ] autorelease];
5921
5922         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5923         if (!IsWildcat_) {
5924            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5925            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5926         }
5927         [sheet setContext:@"modify"];
5928
5929         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5930     }
5931 }
5932
5933 // We don't want to allow non-commercial packages to do custom things to the install button,
5934 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5935 - (void) customButtonClicked {
5936     if (commercial_)
5937         [super customButtonClicked];
5938     else
5939         [self _customButtonClicked];
5940 }
5941
5942 - (void) reloadButtonClicked {
5943     // Don't reload a commerical package by tapping the loading button,
5944     // but if it's not an Install button, we should forward it on.
5945     if (![package_ uninstalled])
5946         [self _customButtonClicked];
5947 }
5948
5949 - (void) applyLoadingTitle {
5950     // Don't show "Loading" as the title. Ever.
5951 }
5952
5953 - (UIBarButtonItem *) rightButton {
5954     return button_;
5955 }
5956 #endif
5957
5958 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5959     if ((self = [super init]) != nil) {
5960         database_ = database;
5961         buttons_ = [NSMutableArray arrayWithCapacity:4];
5962         name_ = name == nil ? @"" : [NSString stringWithString:name];
5963         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5964     } return self;
5965 }
5966
5967 - (void) reloadData {
5968     [super reloadData];
5969
5970     package_ = [database_ packageWithName:name_];
5971
5972     [buttons_ removeAllObjects];
5973
5974     if (package_ != nil) {
5975         [(Package *) package_ parse];
5976
5977         commercial_ = [package_ isCommercial];
5978
5979         if ([package_ mode] != nil)
5980             [buttons_ addObject:UCLocalize("CLEAR")];
5981         if ([package_ source] == nil);
5982         else if ([package_ upgradableAndEssential:NO])
5983             [buttons_ addObject:UCLocalize("UPGRADE")];
5984         else if ([package_ uninstalled])
5985             [buttons_ addObject:UCLocalize("INSTALL")];
5986         else
5987             [buttons_ addObject:UCLocalize("REINSTALL")];
5988         if (![package_ uninstalled])
5989             [buttons_ addObject:UCLocalize("REMOVE")];
5990     }
5991
5992     NSString *title;
5993     switch ([buttons_ count]) {
5994         case 0: title = nil; break;
5995         case 1: title = [buttons_ objectAtIndex:0]; break;
5996         default: title = UCLocalize("MODIFY"); break;
5997     }
5998
5999     button_ = [[[UIBarButtonItem alloc]
6000         initWithTitle:title
6001         style:UIBarButtonItemStylePlain
6002         target:self
6003         action:@selector(customButtonClicked)
6004     ] autorelease];
6005 }
6006
6007 - (bool) isLoading {
6008     return commercial_ ? [super isLoading] : false;
6009 }
6010
6011 @end
6012 /* }}} */
6013
6014 /* Package List Controller {{{ */
6015 @interface PackageListController : CyteViewController <
6016     UITableViewDataSource,
6017     UITableViewDelegate
6018 > {
6019     _transient Database *database_;
6020     unsigned era_;
6021     _H<NSArray> packages_;
6022     _H<NSMutableArray> sections_;
6023     _H<UITableView, 2> list_;
6024     _H<NSMutableArray> index_;
6025     _H<NSMutableDictionary> indices_;
6026     _H<NSString> title_;
6027     unsigned reloading_;
6028 }
6029
6030 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6031 - (void) setDelegate:(id)delegate;
6032 - (void) resetCursor;
6033 - (void) clearData;
6034
6035 @end
6036
6037 @implementation PackageListController
6038
6039 - (bool) isSummarized {
6040     return false;
6041 }
6042
6043 - (bool) showsSections {
6044     return true;
6045 }
6046
6047 - (void) deselectWithAnimation:(BOOL)animated {
6048     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6049 }
6050
6051 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6052     CGRect base = [[self view] bounds];
6053     base.size.height -= bounds.size.height;
6054     base.origin = [list_ frame].origin;
6055
6056     [UIView beginAnimations:nil context:NULL];
6057     [UIView setAnimationBeginsFromCurrentState:YES];
6058     [UIView setAnimationCurve:curve];
6059     [UIView setAnimationDuration:duration];
6060     [list_ setFrame:base];
6061     [UIView commitAnimations];
6062 }
6063
6064 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6065     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6066 }
6067
6068 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6069     [self resizeForKeyboardBounds:bounds duration:0];
6070 }
6071
6072 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6073     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6074         *curve = UIViewAnimationCurveEaseInOut;
6075     else
6076         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6077
6078     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6079         *duration = 0.3;
6080     else
6081         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6082 }
6083
6084 - (void) keyboardWillShow:(NSNotification *)notification {
6085     CGRect bounds;
6086     CGPoint center;
6087     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6088     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6089
6090     NSTimeInterval duration;
6091     UIViewAnimationCurve curve;
6092     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6093
6094     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6095     UIViewController *base = self;
6096     while ([base parentViewController] != nil)
6097         base = [base parentViewController];
6098     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6099     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6100
6101     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6102         intersection.size.height += CYStatusBarHeight();
6103
6104     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6105 }
6106
6107 - (void) keyboardWillHide:(NSNotification *)notification {
6108     NSTimeInterval duration;
6109     UIViewAnimationCurve curve;
6110     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6111
6112     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6113 }
6114
6115 - (void) viewWillAppear:(BOOL)animated {
6116     [super viewWillAppear:animated];
6117
6118     [self resizeForKeyboardBounds:CGRectZero];
6119     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6120     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6121 }
6122
6123 - (void) viewWillDisappear:(BOOL)animated {
6124     [super viewWillDisappear:animated];
6125
6126     [self resizeForKeyboardBounds:CGRectZero];
6127     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6128     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6129 }
6130
6131 - (void) viewDidAppear:(BOOL)animated {
6132     [super viewDidAppear:animated];
6133     [self deselectWithAnimation:animated];
6134 }
6135
6136 - (void) didSelectPackage:(Package *)package {
6137     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6138     [view setDelegate:delegate_];
6139     [[self navigationController] pushViewController:view animated:YES];
6140 }
6141
6142 #if TryIndexedCollation
6143 + (BOOL) hasIndexedCollation {
6144     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6145 }
6146 #endif
6147
6148 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6149     NSInteger count([sections_ count]);
6150     return count == 0 ? 1 : count;
6151 }
6152
6153 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6154     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6155         return nil;
6156     return [[sections_ objectAtIndex:section] name];
6157 }
6158
6159 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6160     if ([sections_ count] == 0)
6161         return 0;
6162     return [[sections_ objectAtIndex:section] count];
6163 }
6164
6165 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6166 @synchronized (database_) {
6167     if ([database_ era] != era_)
6168         return nil;
6169
6170     Section *section([sections_ objectAtIndex:[path section]]);
6171     NSInteger row([path row]);
6172     Package *package([packages_ objectAtIndex:([section row] + row)]);
6173     return [[package retain] autorelease];
6174 } }
6175
6176 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6177     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6178     if (cell == nil)
6179         cell = [[[PackageCell alloc] init] autorelease];
6180
6181     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6182     [cell setPackage:package asSummary:[self isSummarized]];
6183     return cell;
6184 }
6185
6186 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6187     Package *package([self packageAtIndexPath:path]);
6188     package = [database_ packageWithName:[package id]];
6189     [self didSelectPackage:package];
6190 }
6191
6192 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6193     if (![self showsSections])
6194         return nil;
6195
6196     return index_;
6197 }
6198
6199 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6200 #if TryIndexedCollation
6201     if ([[self class] hasIndexedCollation]) {
6202         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6203     }
6204 #endif
6205
6206     return index;
6207 }
6208
6209 - (void) updateHeight {
6210     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6211 }
6212
6213 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6214     if ((self = [super init]) != nil) {
6215         database_ = database;
6216         title_ = [title copy];
6217         [[self navigationItem] setTitle:title_];
6218     } return self;
6219 }
6220
6221 - (void) loadView {
6222     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6223
6224     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6225     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6226     [[self view] addSubview:list_];
6227
6228     // XXX: is 20 the most optimal number here?
6229     [list_ setSectionIndexMinimumDisplayRowCount:20];
6230
6231     [(UITableView *) list_ setDataSource:self];
6232     [list_ setDelegate:self];
6233
6234     [self updateHeight];
6235 }
6236
6237 - (void) releaseSubviews {
6238     list_ = nil;
6239
6240     packages_ = nil;
6241     sections_ = nil;
6242     index_ = nil;
6243     indices_ = nil;
6244
6245     [super releaseSubviews];
6246 }
6247
6248 - (void) setDelegate:(id)delegate {
6249     delegate_ = delegate;
6250 }
6251
6252 - (bool) shouldYield {
6253     return false;
6254 }
6255
6256 - (bool) shouldBlock {
6257     return false;
6258 }
6259
6260 - (NSMutableArray *) _reloadPackages {
6261 @synchronized (database_) {
6262     era_ = [database_ era];
6263     NSArray *packages([database_ packages]);
6264
6265     return [NSMutableArray arrayWithArray:packages];
6266 } }
6267
6268 - (void) _reloadData {
6269     if (reloading_ != 0) {
6270         reloading_ = 2;
6271         return;
6272     }
6273
6274     NSArray *packages;
6275
6276     if ([self shouldYield]) {
6277         do {
6278             UIProgressHUD *hud;
6279
6280             if (![self shouldBlock])
6281                 hud = nil;
6282             else {
6283                 hud = [delegate_ addProgressHUD];
6284                 [hud setText:UCLocalize("LOADING")];
6285             }
6286
6287             reloading_ = 1;
6288             packages = [self yieldToSelector:@selector(_reloadPackages)];
6289
6290             if (hud != nil)
6291                 [delegate_ removeProgressHUD:hud];
6292         } while (reloading_ == 2);
6293
6294         reloading_ = 0;
6295     } else {
6296         packages = [self _reloadPackages];
6297     }
6298
6299     packages_ = packages;
6300
6301     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6302     sections_ = [NSMutableArray arrayWithCapacity:16];
6303
6304     Section *section = nil;
6305
6306 #if TryIndexedCollation
6307     if ([[self class] hasIndexedCollation]) {
6308         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6309
6310         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6311         NSArray *titles = [collation sectionIndexTitles];
6312         int secidx = -1;
6313
6314         _profile(PackageTable$reloadData$Section)
6315             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6316                 Package *package;
6317                 int index;
6318
6319                 _profile(PackageTable$reloadData$Section$Package)
6320                     package = [packages_ objectAtIndex:offset];
6321                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6322                 _end
6323
6324                 while (secidx < index) {
6325                     secidx += 1;
6326
6327                     _profile(PackageTable$reloadData$Section$Allocate)
6328                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6329                     _end
6330
6331                     _profile(PackageTable$reloadData$Section$Add)
6332                         [sections_ addObject:section];
6333                     _end
6334                 }
6335
6336                 [section addToCount];
6337             }
6338         _end
6339     } else
6340 #endif
6341     {
6342         index_ = [NSMutableArray arrayWithCapacity:32];
6343
6344         bool sectioned([self showsSections]);
6345         if (!sectioned) {
6346             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6347             [sections_ addObject:section];
6348         }
6349
6350         _profile(PackageTable$reloadData$Section)
6351             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6352                 Package *package;
6353                 unichar index;
6354
6355                 _profile(PackageTable$reloadData$Section$Package)
6356                     package = [packages_ objectAtIndex:offset];
6357                     index = [package index];
6358                 _end
6359
6360                 if (sectioned && (section == nil || [section index] != index)) {
6361                     _profile(PackageTable$reloadData$Section$Allocate)
6362                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6363                     _end
6364
6365                     [index_ addObject:[section name]];
6366                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6367
6368                     _profile(PackageTable$reloadData$Section$Add)
6369                         [sections_ addObject:section];
6370                     _end
6371                 }
6372
6373                 [section addToCount];
6374             }
6375         _end
6376     }
6377
6378     [self updateHeight];
6379
6380     _profile(PackageTable$reloadData$List)
6381         [(UITableView *) list_ setDataSource:self];
6382         [list_ reloadData];
6383     _end
6384 }
6385
6386 - (void) reloadData {
6387     [super reloadData];
6388
6389     if ([self shouldYield])
6390         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6391     else
6392         [self _reloadData];
6393 }
6394
6395 - (void) resetCursor {
6396     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6397 }
6398
6399 - (void) clearData {
6400     [self updateHeight];
6401
6402     [list_ setDataSource:nil];
6403     [list_ reloadData];
6404
6405     [self resetCursor];
6406 }
6407
6408 @end
6409 /* }}} */
6410 /* Filtered Package List Controller {{{ */
6411 @interface FilteredPackageListController : PackageListController {
6412     SEL filter_;
6413     IMP imp_;
6414     _H<NSObject> object_;
6415 }
6416
6417 - (void) setObject:(id)object;
6418 - (void) setObject:(id)object forFilter:(SEL)filter;
6419
6420 - (SEL) filter;
6421 - (void) setFilter:(SEL)filter;
6422
6423 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6424
6425 @end
6426
6427 @implementation FilteredPackageListController
6428
6429 - (SEL) filter {
6430     return filter_;
6431 }
6432
6433 - (void) setFilter:(SEL)filter {
6434 @synchronized (self) {
6435     filter_ = filter;
6436
6437     /* XXX: this is an unsafe optimization of doomy hell */
6438     Method method(class_getInstanceMethod([Package class], filter));
6439     _assert(method != NULL);
6440     imp_ = method_getImplementation(method);
6441     _assert(imp_ != NULL);
6442 } }
6443
6444 - (void) setObject:(id)object {
6445 @synchronized (self) {
6446     object_ = object;
6447 } }
6448
6449 - (void) setObject:(id)object forFilter:(SEL)filter {
6450 @synchronized (self) {
6451     [self setFilter:filter];
6452     [self setObject:object];
6453 } }
6454
6455 - (NSMutableArray *) _reloadPackages {
6456 @synchronized (database_) {
6457     era_ = [database_ era];
6458     NSArray *packages([database_ packages]);
6459
6460     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6461
6462     IMP imp;
6463     SEL filter;
6464     _H<NSObject> object;
6465
6466     @synchronized (self) {
6467         imp = imp_;
6468         filter = filter_;
6469         object = object_;
6470     }
6471
6472     _profile(PackageTable$reloadData$Filter)
6473         for (Package *package in packages)
6474             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6475                 [filtered addObject:package];
6476     _end
6477
6478     return filtered;
6479 } }
6480
6481 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6482     if ((self = [super initWithDatabase:database title:title]) != nil) {
6483         [self setFilter:filter];
6484         [self setObject:object];
6485     } return self;
6486 }
6487
6488 @end
6489 /* }}} */
6490
6491 /* Home Controller {{{ */
6492 @interface HomeController : CydiaWebViewController {
6493 }
6494
6495 @end
6496
6497 @implementation HomeController
6498
6499 - (id) init {
6500     if ((self = [super init]) != nil) {
6501         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6502         [self reloadData];
6503     } return self;
6504 }
6505
6506 - (NSURL *) navigationURL {
6507     return [NSURL URLWithString:@"cydia://home"];
6508 }
6509
6510 - (void) didReceiveMemoryWarning {
6511 }
6512
6513 - (void) aboutButtonClicked {
6514     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6515
6516     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6517     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6518     [alert setCancelButtonIndex:0];
6519
6520     [alert setMessage:
6521         @"Copyright \u00a9 2008-2011\n"
6522         "SaurikIT, LLC\n"
6523         "\n"
6524         "Jay Freeman (saurik)\n"
6525         "saurik@saurik.com\n"
6526         "http://www.saurik.com/"
6527     ];
6528
6529     [alert show];
6530 }
6531
6532 - (UIBarButtonItem *) leftButton {
6533     return [[[UIBarButtonItem alloc]
6534         initWithTitle:UCLocalize("ABOUT")
6535         style:UIBarButtonItemStylePlain
6536         target:self
6537         action:@selector(aboutButtonClicked)
6538     ] autorelease];
6539 }
6540
6541 @end
6542 /* }}} */
6543 /* Manage Controller {{{ */
6544 @interface ManageController : CydiaWebViewController {
6545 }
6546
6547 - (void) queueStatusDidChange;
6548
6549 @end
6550
6551 @implementation ManageController
6552
6553 - (id) init {
6554     if ((self = [super init]) != nil) {
6555         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6556     } return self;
6557 }
6558
6559 - (NSURL *) navigationURL {
6560     return [NSURL URLWithString:@"cydia://manage"];
6561 }
6562
6563 - (UIBarButtonItem *) leftButton {
6564     return [[[UIBarButtonItem alloc]
6565         initWithTitle:UCLocalize("SETTINGS")
6566         style:UIBarButtonItemStylePlain
6567         target:self
6568         action:@selector(settingsButtonClicked)
6569     ] autorelease];
6570 }
6571
6572 - (void) settingsButtonClicked {
6573     [delegate_ showSettings];
6574 }
6575
6576 - (void) queueButtonClicked {
6577     [delegate_ queue];
6578 }
6579
6580 - (UIBarButtonItem *) customButton {
6581     return Queuing_ ? [[[UIBarButtonItem alloc]
6582         initWithTitle:UCLocalize("QUEUE")
6583         style:UIBarButtonItemStyleDone
6584         target:self
6585         action:@selector(queueButtonClicked)
6586     ] autorelease] : [super customButton];
6587 }
6588
6589 - (void) queueStatusDidChange {
6590     [self applyRightButton];
6591 }
6592
6593 - (bool) isLoading {
6594     return !Queuing_ && [super isLoading];
6595 }
6596
6597 @end
6598 /* }}} */
6599
6600 /* Refresh Bar {{{ */
6601 @interface RefreshBar : UINavigationBar {
6602     _H<UIProgressIndicator> indicator_;
6603     _H<UITextLabel> prompt_;
6604     _H<UIProgressBar> progress_;
6605     _H<UINavigationButton> cancel_;
6606 }
6607
6608 @end
6609
6610 @implementation RefreshBar
6611
6612 - (void) positionViews {
6613     CGRect frame = [cancel_ frame];
6614     frame.size = [cancel_ sizeThatFits:frame.size];
6615     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6616     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6617     [cancel_ setFrame:frame];
6618
6619     CGSize prgsize = {75, 100};
6620     CGRect prgrect = {{
6621         [self frame].size.width - prgsize.width - 10,
6622         ([self frame].size.height - prgsize.height) / 2
6623     } , prgsize};
6624     [progress_ setFrame:prgrect];
6625
6626     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6627     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6628     CGRect indrect = {{indoffset, indoffset}, indsize};
6629     [indicator_ setFrame:indrect];
6630
6631     CGSize prmsize = {215, indsize.height + 4};
6632     CGRect prmrect = {{
6633         indoffset * 2 + indsize.width,
6634         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6635     }, prmsize};
6636     [prompt_ setFrame:prmrect];
6637 }
6638
6639 - (void) setFrame:(CGRect)frame {
6640     [super setFrame:frame];
6641     [self positionViews];
6642 }
6643
6644 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6645     if ((self = [super initWithFrame:frame]) != nil) {
6646         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6647
6648         [self setBarStyle:UIBarStyleBlack];
6649
6650         UIBarStyle barstyle([self _barStyle:NO]);
6651         bool ugly(barstyle == UIBarStyleDefault);
6652
6653         UIProgressIndicatorStyle style = ugly ?
6654             UIProgressIndicatorStyleMediumBrown :
6655             UIProgressIndicatorStyleMediumWhite;
6656
6657         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6658         [(UIProgressIndicator *) indicator_ setStyle:style];
6659         [indicator_ startAnimation];
6660         [self addSubview:indicator_];
6661
6662         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6663         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6664         [prompt_ setBackgroundColor:[UIColor clearColor]];
6665         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6666         [self addSubview:prompt_];
6667
6668         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6669         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6670         [(UIProgressBar *) progress_ setStyle:0];
6671         [self addSubview:progress_];
6672
6673         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6674         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6675         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6676         [cancel_ setBarStyle:barstyle];
6677
6678         [self positionViews];
6679     } return self;
6680 }
6681
6682 - (void) setCancellable:(bool)cancellable {
6683     if (cancellable)
6684         [self addSubview:cancel_];
6685     else
6686         [cancel_ removeFromSuperview];
6687 }
6688
6689 - (void) start {
6690     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6691     [progress_ setProgress:0];
6692 }
6693
6694 - (void) stop {
6695     [self setCancellable:NO];
6696 }
6697
6698 - (void) setPrompt:(NSString *)prompt {
6699     [prompt_ setText:prompt];
6700 }
6701
6702 - (void) setProgress:(float)progress {
6703     [progress_ setProgress:progress];
6704 }
6705
6706 @end
6707 /* }}} */
6708
6709 /* Cydia Navigation Controller Interface {{{ */
6710 @interface UINavigationController (Cydia)
6711
6712 - (NSArray *) navigationURLCollection;
6713 - (void) unloadData;
6714
6715 @end
6716 /* }}} */
6717
6718 /* Cydia Tab Bar Controller {{{ */
6719 @interface CYTabBarController : UITabBarController <
6720     UITabBarControllerDelegate,
6721     ProgressDelegate
6722 > {
6723     _transient Database *database_;
6724     _H<RefreshBar, 1> refreshbar_;
6725
6726     bool dropped_;
6727     bool updating_;
6728     // XXX: ok, "updatedelegate_"?...
6729     _transient NSObject<CydiaDelegate> *updatedelegate_;
6730
6731     _H<UIViewController> remembered_;
6732     _transient UIViewController *transient_;
6733 }
6734
6735 - (NSArray *) navigationURLCollection;
6736 - (void) dropBar:(BOOL)animated;
6737 - (void) beginUpdate;
6738 - (void) raiseBar:(BOOL)animated;
6739 - (BOOL) updating;
6740 - (void) unloadData;
6741
6742 @end
6743
6744 @implementation CYTabBarController
6745
6746 - (void) setUnselectedViewController:(UIViewController *)transient {
6747     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6748     if (transient != nil) {
6749         if (transient_ == nil)
6750             remembered_ = [controllers objectAtIndex:0];
6751         transient_ = transient;
6752         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6753         [controllers replaceObjectAtIndex:0 withObject:transient_];
6754         [self setSelectedIndex:0];
6755         [self setViewControllers:controllers];
6756         [self concealTabBarSelection];
6757     } else if (remembered_ != nil) {
6758         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6759         transient_ = transient;
6760         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6761         remembered_ = nil;
6762         [self setViewControllers:controllers];
6763         [self revealTabBarSelection];
6764     }
6765 }
6766
6767 - (UIViewController *) unselectedViewController {
6768     return transient_;
6769 }
6770
6771 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6772     if ([self unselectedViewController])
6773         [self setUnselectedViewController:nil];
6774 }
6775
6776 - (NSArray *) navigationURLCollection {
6777     NSMutableArray *items([NSMutableArray array]);
6778
6779     // XXX: Should this deal with transient view controllers?
6780     for (id navigation in [self viewControllers]) {
6781         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6782         if (stack != nil)
6783             [items addObject:stack];
6784     }
6785
6786     return items;
6787 }
6788
6789 - (void) unloadData {
6790     [super unloadData];
6791
6792     for (UINavigationController *controller in [self viewControllers])
6793         [controller unloadData];
6794
6795     if (UIViewController *selected = [self selectedViewController])
6796         [selected reloadData];
6797
6798     if (UIViewController *unselected = [self unselectedViewController]) {
6799         [unselected unloadData];
6800         [unselected reloadData];
6801     }
6802 }
6803
6804 - (void) dealloc {
6805     [[NSNotificationCenter defaultCenter] removeObserver:self];
6806
6807     [super dealloc];
6808 }
6809
6810 - (id) initWithDatabase:(Database *)database {
6811     if ((self = [super init]) != nil) {
6812         database_ = database;
6813         [self setDelegate:self];
6814
6815         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6816         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6817
6818         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6819     } return self;
6820 }
6821
6822 - (void) setUpdate:(NSDate *)date {
6823     [self beginUpdate];
6824 }
6825
6826 - (void) beginUpdate {
6827     [(RefreshBar *) refreshbar_ start];
6828     [self dropBar:YES];
6829
6830     [updatedelegate_ retainNetworkActivityIndicator];
6831     updating_ = true;
6832
6833     [NSThread
6834         detachNewThreadSelector:@selector(performUpdate)
6835         toTarget:self
6836         withObject:nil
6837     ];
6838 }
6839
6840 - (void) performUpdate {
6841     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6842
6843     Status status;
6844     status.setDelegate(self);
6845     [database_ updateWithStatus:status];
6846
6847     [self
6848         performSelectorOnMainThread:@selector(completeUpdate)
6849         withObject:nil
6850         waitUntilDone:NO
6851     ];
6852
6853     [pool release];
6854 }
6855
6856 - (void) stopUpdateWithSelector:(SEL)selector {
6857     updating_ = false;
6858     [updatedelegate_ releaseNetworkActivityIndicator];
6859
6860     [self raiseBar:YES];
6861     [refreshbar_ stop];
6862
6863     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6864 }
6865
6866 - (void) completeUpdate {
6867     if (!updating_)
6868         return;
6869     [self stopUpdateWithSelector:@selector(reloadData)];
6870 }
6871
6872 - (void) cancelUpdate {
6873     [self stopUpdateWithSelector:@selector(updateData)];
6874 }
6875
6876 - (void) cancelPressed {
6877     [self cancelUpdate];
6878 }
6879
6880 - (BOOL) updating {
6881     return updating_;
6882 }
6883
6884 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6885     [refreshbar_ setPrompt:[event compoundMessage]];
6886 }
6887
6888 - (bool) isProgressCancelled {
6889     return !updating_;
6890 }
6891
6892 - (void) setProgressCancellable:(NSNumber *)cancellable {
6893     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6894 }
6895
6896 - (void) setProgressPercent:(NSNumber *)percent {
6897     [refreshbar_ setProgress:[percent floatValue]];
6898 }
6899
6900 - (void) setProgressStatus:(NSDictionary *)status {
6901     if (status != nil)
6902         [self setProgressPercent:[status objectForKey:@"Percent"]];
6903 }
6904
6905 - (void) setUpdateDelegate:(id)delegate {
6906     updatedelegate_ = delegate;
6907 }
6908
6909 - (UIView *) transitionView {
6910     if ([self respondsToSelector:@selector(_transitionView)])
6911         return [self _transitionView];
6912     else
6913         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6914 }
6915
6916 - (void) dropBar:(BOOL)animated {
6917     if (dropped_)
6918         return;
6919     dropped_ = true;
6920
6921     UIView *transition([self transitionView]);
6922     [[self view] addSubview:refreshbar_];
6923
6924     CGRect barframe([refreshbar_ frame]);
6925
6926     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6927         barframe.origin.y = CYStatusBarHeight();
6928     else
6929         barframe.origin.y = 0;
6930
6931     [refreshbar_ setFrame:barframe];
6932
6933     if (animated)
6934         [UIView beginAnimations:nil context:NULL];
6935
6936     CGRect viewframe = [transition frame];
6937     viewframe.origin.y += barframe.size.height;
6938     viewframe.size.height -= barframe.size.height;
6939     [transition setFrame:viewframe];
6940
6941     if (animated)
6942         [UIView commitAnimations];
6943
6944     // Ensure bar has the proper width for our view, it might have changed
6945     barframe.size.width = viewframe.size.width;
6946     [refreshbar_ setFrame:barframe];
6947 }
6948
6949 - (void) raiseBar:(BOOL)animated {
6950     if (!dropped_)
6951         return;
6952     dropped_ = false;
6953
6954     UIView *transition([self transitionView]);
6955     [refreshbar_ removeFromSuperview];
6956
6957     CGRect barframe([refreshbar_ frame]);
6958
6959     if (animated)
6960         [UIView beginAnimations:nil context:NULL];
6961
6962     CGRect viewframe = [transition frame];
6963     viewframe.origin.y -= barframe.size.height;
6964     viewframe.size.height += barframe.size.height;
6965     [transition setFrame:viewframe];
6966
6967     if (animated)
6968         [UIView commitAnimations];
6969 }
6970
6971 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6972     bool dropped(dropped_);
6973
6974     if (dropped)
6975         [self raiseBar:NO];
6976
6977     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6978
6979     if (dropped)
6980         [self dropBar:NO];
6981 }
6982
6983 - (void) statusBarFrameChanged:(NSNotification *)notification {
6984     if (dropped_) {
6985         [self raiseBar:NO];
6986         [self dropBar:NO];
6987     }
6988 }
6989
6990 @end
6991 /* }}} */
6992
6993 /* Cydia Navigation Controller Implementation {{{ */
6994 @implementation UINavigationController (Cydia)
6995
6996 - (NSArray *) navigationURLCollection {
6997     NSMutableArray *stack([NSMutableArray array]);
6998
6999     for (CyteViewController *controller in [self viewControllers]) {
7000         NSString *url = [[controller navigationURL] absoluteString];
7001         if (url != nil)
7002             [stack addObject:url];
7003     }
7004
7005     return stack;
7006 }
7007
7008 - (void) reloadData {
7009     [super reloadData];
7010
7011     UIViewController *visible([self visibleViewController]);
7012     if (visible != nil)
7013         [visible reloadData];
7014
7015     // on the iPad, this view controller is ALSO visible. :(
7016     if (IsWildcat_)
7017         if (UIViewController *top = [self topViewController])
7018             if (top != visible)
7019                 [top reloadData];
7020 }
7021
7022 - (void) unloadData {
7023     for (CyteViewController *page in [self viewControllers])
7024         [page unloadData];
7025
7026     [super unloadData];
7027 }
7028
7029 @end
7030 /* }}} */
7031
7032 /* Cydia:// Protocol {{{ */
7033 @interface CydiaURLProtocol : NSURLProtocol {
7034 }
7035
7036 @end
7037
7038 @implementation CydiaURLProtocol
7039
7040 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7041     NSURL *url([request URL]);
7042     if (url == nil)
7043         return NO;
7044
7045     NSString *scheme([[url scheme] lowercaseString]);
7046     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7047         return YES;
7048     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7049         return YES;
7050
7051     return NO;
7052 }
7053
7054 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7055     return request;
7056 }
7057
7058 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7059     id<NSURLProtocolClient> client([self client]);
7060     if (icon == nil)
7061         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7062     else {
7063         NSData *data(UIImagePNGRepresentation(icon));
7064
7065         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7066         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7067         [client URLProtocol:self didLoadData:data];
7068         [client URLProtocolDidFinishLoading:self];
7069     }
7070 }
7071
7072 - (void) startLoading {
7073     id<NSURLProtocolClient> client([self client]);
7074     NSURLRequest *request([self request]);
7075
7076     NSURL *url([request URL]);
7077     NSString *href([url absoluteString]);
7078     NSString *scheme([[url scheme] lowercaseString]);
7079
7080     NSString *path;
7081
7082     if ([scheme isEqualToString:@"cydia"])
7083         path = [href substringFromIndex:8];
7084     else if ([scheme isEqualToString:@"about"])
7085         path = [href substringFromIndex:12];
7086     else _assert(false);
7087
7088     NSRange slash([path rangeOfString:@"/"]);
7089
7090     NSString *command;
7091     if (slash.location == NSNotFound) {
7092         command = path;
7093         path = nil;
7094     } else {
7095         command = [path substringToIndex:slash.location];
7096         path = [path substringFromIndex:(slash.location + 1)];
7097     }
7098
7099     Database *database([Database sharedInstance]);
7100
7101     if ([command isEqualToString:@"package-icon"]) {
7102         if (path == nil)
7103             goto fail;
7104         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7105         Package *package([database packageWithName:path]);
7106         if (package == nil)
7107             goto fail;
7108         [package parse];
7109         UIImage *icon([package icon]);
7110         [self _returnPNGWithImage:icon forRequest:request];
7111     } else if ([command isEqualToString:@"source-icon"]) {
7112         if (path == nil)
7113             goto fail;
7114         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7115         NSString *source(Simplify(path));
7116         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7117         if (icon == nil)
7118             icon = [UIImage applicationImageNamed:@"unknown.png"];
7119         [self _returnPNGWithImage:icon forRequest:request];
7120     } else if ([command isEqualToString:@"uikit-image"]) {
7121         if (path == nil)
7122             goto fail;
7123         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7124         UIImage *icon(_UIImageWithName(path));
7125         [self _returnPNGWithImage:icon forRequest:request];
7126     } else if ([command isEqualToString:@"section-icon"]) {
7127         if (path == nil)
7128             goto fail;
7129         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7130         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7131         if (icon == nil)
7132             icon = [UIImage applicationImageNamed:@"unknown.png"];
7133         [self _returnPNGWithImage:icon forRequest:request];
7134     } else fail: {
7135         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7136     }
7137 }
7138
7139 - (void) stopLoading {
7140 }
7141
7142 @end
7143 /* }}} */
7144
7145 /* Section Controller {{{ */
7146 @interface SectionController : FilteredPackageListController {
7147     _H<NSString> section_;
7148 }
7149
7150 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7151
7152 @end
7153
7154 @implementation SectionController
7155
7156 - (NSURL *) navigationURL {
7157     NSString *name = section_;
7158     if (name == nil)
7159         name = @"all";
7160
7161     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7162 }
7163
7164 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7165     NSString *title;
7166     if (name == nil)
7167         title = UCLocalize("ALL_PACKAGES");
7168     else if (![name isEqual:@""])
7169         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7170     else
7171         title = UCLocalize("NO_SECTION");
7172
7173     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7174         section_ = name;
7175     } return self;
7176 }
7177
7178 @end
7179 /* }}} */
7180 /* Sections Controller {{{ */
7181 @interface SectionsController : CyteViewController <
7182     UITableViewDataSource,
7183     UITableViewDelegate
7184 > {
7185     _transient Database *database_;
7186     _H<NSMutableArray> sections_;
7187     _H<NSMutableArray> filtered_;
7188     _H<UITableView, 2> list_;
7189 }
7190
7191 - (id) initWithDatabase:(Database *)database;
7192 - (void) editButtonClicked;
7193
7194 @end
7195
7196 @implementation SectionsController
7197
7198 - (NSURL *) navigationURL {
7199     return [NSURL URLWithString:@"cydia://sections"];
7200 }
7201
7202 - (void) updateNavigationItem {
7203     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7204     if ([sections_ count] == 0) {
7205         [[self navigationItem] setRightBarButtonItem:nil];
7206     } else {
7207         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7208             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7209             target:self
7210             action:@selector(editButtonClicked)
7211         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7212     }
7213 }
7214
7215 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7216     [super setEditing:editing animated:animated];
7217
7218     if (editing)
7219         [list_ reloadData];
7220     else
7221         [delegate_ updateData];
7222
7223     [self updateNavigationItem];
7224 }
7225
7226 - (void) viewDidAppear:(BOOL)animated {
7227     [super viewDidAppear:animated];
7228     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7229 }
7230
7231 - (void) viewWillDisappear:(BOOL)animated {
7232     [super viewWillDisappear:animated];
7233     if ([self isEditing]) [self setEditing:NO];
7234 }
7235
7236 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7237     Section *section = nil;
7238     int index = [indexPath row];
7239     if (![self isEditing]) {
7240         index -= 1;
7241         if (index >= 0)
7242             section = [filtered_ objectAtIndex:index];
7243     } else {
7244         section = [sections_ objectAtIndex:index];
7245     }
7246     return section;
7247 }
7248
7249 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7250     if ([self isEditing])
7251         return [sections_ count];
7252     else
7253         return [filtered_ count] + 1;
7254 }
7255
7256 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7257     return 45.0f;
7258 }*/
7259
7260 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7261     static NSString *reuseIdentifier = @"SectionCell";
7262
7263     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7264     if (cell == nil)
7265         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7266
7267     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7268
7269     return cell;
7270 }
7271
7272 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7273     if ([self isEditing])
7274         return;
7275
7276     Section *section = [self sectionAtIndexPath:indexPath];
7277
7278     SectionController *controller = [[[SectionController alloc]
7279         initWithDatabase:database_
7280         section:[section name]
7281     ] autorelease];
7282     [controller setDelegate:delegate_];
7283
7284     [[self navigationController] pushViewController:controller animated:YES];
7285 }
7286
7287 - (void) loadView {
7288     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7289
7290     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7291     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7292     [list_ setRowHeight:45.0f];
7293     [(UITableView *) list_ setDataSource:self];
7294     [list_ setDelegate:self];
7295     [[self view] addSubview:list_];
7296 }
7297
7298 - (void) viewDidLoad {
7299     [super viewDidLoad];
7300
7301     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7302 }
7303
7304 - (void) releaseSubviews {
7305     list_ = nil;
7306
7307     sections_ = nil;
7308     filtered_ = nil;
7309
7310     [super releaseSubviews];
7311 }
7312
7313 - (id) initWithDatabase:(Database *)database {
7314     if ((self = [super init]) != nil) {
7315         database_ = database;
7316     } return self;
7317 }
7318
7319 - (void) reloadData {
7320     [super reloadData];
7321
7322     NSArray *packages = [database_ packages];
7323
7324     sections_ = [NSMutableArray arrayWithCapacity:16];
7325     filtered_ = [NSMutableArray arrayWithCapacity:16];
7326
7327     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7328
7329     _trace();
7330     for (Package *package in packages) {
7331         NSString *name([package section]);
7332         NSString *key(name == nil ? @"" : name);
7333
7334         Section *section;
7335
7336         _profile(SectionsView$reloadData$Section)
7337             section = [sections objectForKey:key];
7338             if (section == nil) {
7339                 _profile(SectionsView$reloadData$Section$Allocate)
7340                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7341                     [sections setObject:section forKey:key];
7342                 _end
7343             }
7344         _end
7345
7346         [section addToCount];
7347
7348         _profile(SectionsView$reloadData$Filter)
7349             if (![package valid] || ![package visible])
7350                 continue;
7351         _end
7352
7353         [section addToRow];
7354     }
7355     _trace();
7356
7357     [sections_ addObjectsFromArray:[sections allValues]];
7358
7359     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7360
7361     for (Section *section in (id) sections_) {
7362         size_t count([section row]);
7363         if (count == 0)
7364             continue;
7365
7366         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7367         [section setCount:count];
7368         [filtered_ addObject:section];
7369     }
7370
7371     [self updateNavigationItem];
7372     [list_ reloadData];
7373     _trace();
7374 }
7375
7376 - (void) editButtonClicked {
7377     [self setEditing:![self isEditing] animated:YES];
7378 }
7379
7380 @end
7381 /* }}} */
7382
7383 /* Changes Controller {{{ */
7384 @interface ChangesController : CyteViewController <
7385     UITableViewDataSource,
7386     UITableViewDelegate
7387 > {
7388     _transient Database *database_;
7389     unsigned era_;
7390     _H<NSArray> packages_;
7391     _H<NSMutableArray> sections_;
7392     _H<UITableView, 2> list_;
7393     unsigned upgrades_;
7394 }
7395
7396 - (id) initWithDatabase:(Database *)database;
7397
7398 @end
7399
7400 @implementation ChangesController
7401
7402 - (NSURL *) navigationURL {
7403     return [NSURL URLWithString:@"cydia://changes"];
7404 }
7405
7406 - (void) viewDidAppear:(BOOL)animated {
7407     [super viewDidAppear:animated];
7408     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7409 }
7410
7411 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7412     NSInteger count([sections_ count]);
7413     return count == 0 ? 1 : count;
7414 }
7415
7416 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7417     if ([sections_ count] == 0)
7418         return nil;
7419     return [[sections_ objectAtIndex:section] name];
7420 }
7421
7422 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7423     if ([sections_ count] == 0)
7424         return 0;
7425     return [[sections_ objectAtIndex:section] count];
7426 }
7427
7428 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7429 @synchronized (database_) {
7430     if ([database_ era] != era_)
7431         return nil;
7432
7433     NSUInteger sectionIndex([path section]);
7434     if (sectionIndex >= [sections_ count])
7435         return nil;
7436     Section *section([sections_ objectAtIndex:sectionIndex]);
7437     NSInteger row([path row]);
7438     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7439 } }
7440
7441 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7442     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7443     if (cell == nil)
7444         cell = [[[PackageCell alloc] init] autorelease];
7445
7446     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7447     [cell setPackage:package asSummary:false];
7448     return cell;
7449 }
7450
7451 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7452     Package *package([self packageAtIndexPath:path]);
7453     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7454     [view setDelegate:delegate_];
7455     [[self navigationController] pushViewController:view animated:YES];
7456     return path;
7457 }
7458
7459 - (void) refreshButtonClicked {
7460     [delegate_ beginUpdate];
7461     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7462 }
7463
7464 - (void) upgradeButtonClicked {
7465     [delegate_ distUpgrade];
7466     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7467 }
7468
7469 - (void) loadView {
7470     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7471
7472     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7473     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7474     [list_ setRowHeight:73];
7475     [(UITableView *) list_ setDataSource:self];
7476     [list_ setDelegate:self];
7477     [[self view] addSubview:list_];
7478 }
7479
7480 - (void) viewDidLoad {
7481     [super viewDidLoad];
7482
7483     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7484 }
7485
7486 - (void) releaseSubviews {
7487     list_ = nil;
7488
7489     packages_ = nil;
7490     sections_ = nil;
7491
7492     [super releaseSubviews];
7493 }
7494
7495 - (id) initWithDatabase:(Database *)database {
7496     if ((self = [super init]) != nil) {
7497         database_ = database;
7498     } return self;
7499 }
7500
7501 - (NSMutableArray *) _reloadPackages {
7502 @synchronized (database_) {
7503     era_ = [database_ era];
7504     NSArray *packages([database_ packages]);
7505
7506     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7507
7508     _trace();
7509     _profile(ChangesController$_reloadPackages$Filter)
7510         for (Package *package in packages)
7511             if ([package upgradableAndEssential:YES] || [package visible])
7512                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7513     _end
7514     _trace();
7515     _profile(ChangesController$_reloadPackages$radixSort)
7516         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7517     _end
7518     _trace();
7519
7520     return filtered;
7521 } }
7522
7523 - (void) _reloadData {
7524     NSArray *packages;
7525
7526   reload:
7527     if (true) {
7528         UIProgressHUD *hud([delegate_ addProgressHUD]);
7529         [hud setText:UCLocalize("LOADING")];
7530         //NSLog(@"HUD:%@::%@", delegate_, hud);
7531         packages = [self yieldToSelector:@selector(_reloadPackages)];
7532         [delegate_ removeProgressHUD:hud];
7533     } else {
7534         packages = [self _reloadPackages];
7535     }
7536
7537 @synchronized (database_) {
7538     if (era_ != [database_ era])
7539         goto reload;
7540
7541     packages_ = packages;
7542     sections_ = [NSMutableArray arrayWithCapacity:16];
7543
7544     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7545     Section *ignored = nil;
7546     Section *section = nil;
7547     time_t last = 0;
7548
7549     upgrades_ = 0;
7550     bool unseens = false;
7551
7552     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7553
7554     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7555         Package *package = [packages_ objectAtIndex:offset];
7556
7557         BOOL uae = [package upgradableAndEssential:YES];
7558
7559         if (!uae) {
7560             unseens = true;
7561             time_t seen([package seen]);
7562
7563             if (section == nil || last != seen) {
7564                 last = seen;
7565
7566                 NSString *name;
7567                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7568                 [name autorelease];
7569
7570                 _profile(ChangesController$reloadData$Allocate)
7571                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7572                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7573                     [sections_ addObject:section];
7574                 _end
7575             }
7576
7577             [section addToCount];
7578         } else if ([package ignored]) {
7579             if (ignored == nil) {
7580                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7581             }
7582             [ignored addToCount];
7583         } else {
7584             ++upgrades_;
7585             [upgradable addToCount];
7586         }
7587     }
7588     _trace();
7589
7590     CFRelease(formatter);
7591
7592     if (unseens) {
7593         Section *last = [sections_ lastObject];
7594         size_t count = [last count];
7595         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7596         [sections_ removeLastObject];
7597     }
7598
7599     if ([ignored count] != 0)
7600         [sections_ insertObject:ignored atIndex:0];
7601     if (upgrades_ != 0)
7602         [sections_ insertObject:upgradable atIndex:0];
7603
7604     [list_ reloadData];
7605
7606     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7607         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7608         style:UIBarButtonItemStylePlain
7609         target:self
7610         action:@selector(upgradeButtonClicked)
7611     ] autorelease]) animated:YES];
7612
7613     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7614         initWithTitle:UCLocalize("REFRESH")
7615         style:UIBarButtonItemStylePlain
7616         target:self
7617         action:@selector(refreshButtonClicked)
7618     ] autorelease]) animated:YES];
7619
7620     PrintTimes();
7621 } }
7622
7623 - (void) reloadData {
7624     [super reloadData];
7625     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7626 }
7627
7628 @end
7629 /* }}} */
7630 /* Search Controller {{{ */
7631 @interface SearchController : FilteredPackageListController <
7632     UISearchBarDelegate
7633 > {
7634     _H<UISearchBar, 1> search_;
7635     BOOL searchloaded_;
7636 }
7637
7638 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7639 - (void) reloadData;
7640
7641 @end
7642
7643 @implementation SearchController
7644
7645 - (NSURL *) navigationURL {
7646     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7647         return [NSURL URLWithString:@"cydia://search"];
7648     else
7649         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7650 }
7651
7652 - (void) useSearch {
7653     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7654     [self clearData];
7655     [self reloadData];
7656 }
7657
7658 - (void) viewWillAppear:(BOOL)animated {
7659     [super viewWillAppear:animated];
7660
7661     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7662         [self useSearch];
7663 }
7664
7665 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7666     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7667     [self clearData];
7668     [self reloadData];
7669 }
7670
7671 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7672     [search_ resignFirstResponder];
7673     [self useSearch];
7674 }
7675
7676 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7677     [search_ setText:@""];
7678     [self searchBarButtonClicked:searchBar];
7679 }
7680
7681 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7682     [self searchBarButtonClicked:searchBar];
7683 }
7684
7685 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7686     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7687     [self reloadData];
7688 }
7689
7690 - (bool) shouldYield {
7691     return YES;
7692 }
7693
7694 - (bool) shouldBlock {
7695     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7696 }
7697
7698 - (bool) isSummarized {
7699     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7700 }
7701
7702 - (bool) showsSections {
7703     return false;
7704 }
7705
7706 - (NSMutableArray *) _reloadPackages {
7707     NSMutableArray *packages([super _reloadPackages]);
7708     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7709         [packages radixSortUsingSelector:@selector(rank)];
7710     return packages;
7711 }
7712
7713 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7714     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7715         search_ = [[[UISearchBar alloc] init] autorelease];
7716         [search_ setDelegate:self];
7717
7718         if (query != nil)
7719             [search_ setText:query];
7720     } return self;
7721 }
7722
7723 - (void) viewDidAppear:(BOOL)animated {
7724     [super viewDidAppear:animated];
7725
7726     if (!searchloaded_) {
7727         searchloaded_ = YES;
7728         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7729         [search_ layoutSubviews];
7730         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7731
7732         UITextField *textField;
7733         if ([search_ respondsToSelector:@selector(searchField)])
7734             textField = [search_ searchField];
7735         else
7736             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7737
7738         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7739         [textField setEnablesReturnKeyAutomatically:NO];
7740         [[self navigationItem] setTitleView:textField];
7741     }
7742 }
7743
7744 - (void) reloadData {
7745     id object([search_ text]);
7746     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7747         object = [object componentsSeparatedByString:@" "];
7748
7749     [self setObject:object];
7750     [self resetCursor];
7751
7752     [super reloadData];
7753 }
7754
7755 - (void) didSelectPackage:(Package *)package {
7756     [search_ resignFirstResponder];
7757     [super didSelectPackage:package];
7758 }
7759
7760 @end
7761 /* }}} */
7762 /* Package Settings Controller {{{ */
7763 @interface PackageSettingsController : CyteViewController <
7764     UITableViewDataSource,
7765     UITableViewDelegate
7766 > {
7767     _transient Database *database_;
7768     _H<NSString> name_;
7769     _H<Package> package_;
7770     _H<UITableView, 2> table_;
7771     _H<UISwitch> subscribedSwitch_;
7772     _H<UISwitch> ignoredSwitch_;
7773     _H<UITableViewCell> subscribedCell_;
7774     _H<UITableViewCell> ignoredCell_;
7775 }
7776
7777 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7778
7779 @end
7780
7781 @implementation PackageSettingsController
7782
7783 - (NSURL *) navigationURL {
7784     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7785 }
7786
7787 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7788     if (package_ == nil)
7789         return 0;
7790
7791     if ([package_ installed] == nil)
7792         return 1;
7793     else
7794         return 2;
7795 }
7796
7797 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7798     if (package_ == nil)
7799         return 0;
7800
7801     // both sections contain just one item right now.
7802     return 1;
7803 }
7804
7805 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7806     return nil;
7807 }
7808
7809 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7810     if (section == 0)
7811         return UCLocalize("SHOW_ALL_CHANGES_EX");
7812     else
7813         return UCLocalize("IGNORE_UPGRADES_EX");
7814 }
7815
7816 - (void) onSubscribed:(id)control {
7817     bool value([control isOn]);
7818     if (package_ == nil)
7819         return;
7820     if ([package_ setSubscribed:value])
7821         [delegate_ updateData];
7822 }
7823
7824 - (void) _updateIgnored {
7825     const char *package([name_ UTF8String]);
7826     bool on([ignoredSwitch_ isOn]);
7827
7828     pid_t pid(ExecFork());
7829     if (pid == 0) {
7830         FILE *dpkg(popen("dpkg --set-selections", "w"));
7831         fwrite(package, strlen(package), 1, dpkg);
7832
7833         if (on)
7834             fwrite(" hold\n", 6, 1, dpkg);
7835         else
7836             fwrite(" install\n", 9, 1, dpkg);
7837
7838         pclose(dpkg);
7839
7840         exit(0);
7841         _assert(false);
7842     }
7843
7844     _forever {
7845         int status;
7846         int result(waitpid(pid, &status, 0));
7847
7848         if (result != -1) {
7849             _assert(result == pid);
7850             break;
7851         }
7852     }
7853 }
7854
7855 - (void) onIgnored:(id)control {
7856     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7857     [invocation setTarget:self];
7858     [invocation setSelector:@selector(_updateIgnored)];
7859
7860     [delegate_ reloadDataWithInvocation:invocation];
7861 }
7862
7863 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7864     if (package_ == nil)
7865         return nil;
7866
7867     switch ([indexPath section]) {
7868         case 0: return subscribedCell_;
7869         case 1: return ignoredCell_;
7870
7871         _nodefault
7872     }
7873
7874     return nil;
7875 }
7876
7877 - (void) loadView {
7878     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7879
7880     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7881     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7882     [(UITableView *) table_ setDataSource:self];
7883     [table_ setDelegate:self];
7884     [[self view] addSubview:table_];
7885
7886     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7887     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7888     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7889
7890     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7891     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7892     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7893
7894     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7895     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7896     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7897     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7898
7899     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7900     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7901     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7902     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7903 }
7904
7905 - (void) viewDidLoad {
7906     [super viewDidLoad];
7907
7908     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7909 }
7910
7911 - (void) releaseSubviews {
7912     ignoredCell_ = nil;
7913     subscribedCell_ = nil;
7914     table_ = nil;
7915     ignoredSwitch_ = nil;
7916     subscribedSwitch_ = nil;
7917
7918     [super releaseSubviews];
7919 }
7920
7921 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7922     if ((self = [super init]) != nil) {
7923         database_ = database;
7924         name_ = package;
7925     } return self;
7926 }
7927
7928 - (void) reloadData {
7929     [super reloadData];
7930
7931     package_ = [database_ packageWithName:name_];
7932
7933     if (package_ != nil) {
7934         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7935         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7936     } // XXX: what now, G?
7937
7938     [table_ reloadData];
7939 }
7940
7941 @end
7942 /* }}} */
7943
7944 /* Installed Controller {{{ */
7945 @interface InstalledController : FilteredPackageListController {
7946     BOOL expert_;
7947 }
7948
7949 - (id) initWithDatabase:(Database *)database;
7950
7951 - (void) updateRoleButton;
7952 - (void) queueStatusDidChange;
7953
7954 @end
7955
7956 @implementation InstalledController
7957
7958 - (NSURL *) navigationURL {
7959     return [NSURL URLWithString:@"cydia://installed"];
7960 }
7961
7962 - (id) initWithDatabase:(Database *)database {
7963     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7964         [self updateRoleButton];
7965         [self queueStatusDidChange];
7966     } return self;
7967 }
7968
7969 #if !AlwaysReload
7970 - (void) queueButtonClicked {
7971     [delegate_ queue];
7972 }
7973 #endif
7974
7975 - (void) queueStatusDidChange {
7976 #if !AlwaysReload
7977     if (IsWildcat_) {
7978         if (Queuing_) {
7979             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7980                 initWithTitle:UCLocalize("QUEUE")
7981                 style:UIBarButtonItemStyleDone
7982                 target:self
7983                 action:@selector(queueButtonClicked)
7984             ] autorelease]];
7985         } else {
7986             [[self navigationItem] setLeftBarButtonItem:nil];
7987         }
7988     }
7989 #endif
7990 }
7991
7992 - (void) updateRoleButton {
7993     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7994         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7995             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7996             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7997             target:self
7998             action:@selector(roleButtonClicked)
7999         ] autorelease]];
8000 }
8001
8002 - (void) roleButtonClicked {
8003     [self setObject:[NSNumber numberWithBool:expert_]];
8004     [self reloadData];
8005     expert_ = !expert_;
8006
8007     [self updateRoleButton];
8008 }
8009
8010 @end
8011 /* }}} */
8012
8013 /* Source Cell {{{ */
8014 @interface SourceCell : CyteTableViewCell <
8015     CyteTableViewCellDelegate
8016 > {
8017     _H<UIImage> icon_;
8018     _H<NSString> origin_;
8019     _H<NSString> label_;
8020 }
8021
8022 - (void) setSource:(Source *)source;
8023
8024 @end
8025
8026 @implementation SourceCell
8027
8028 - (void) _setImage:(UIImage *)image {
8029     icon_ = image;
8030     [content_ setNeedsDisplay];
8031 }
8032
8033 - (void) _setSource:(Source *)source {
8034     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8035
8036     if (NSString *base = [source base])
8037         if ([base length] != 0) {
8038             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
8039
8040             if (NSData *data = [NSURLConnection
8041                 sendSynchronousRequest:[NSURLRequest
8042                     requestWithURL:url
8043                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
8044                     //timeoutInterval:5
8045                 ]
8046
8047                 returningResponse:NULL
8048                 error:NULL
8049             ])
8050                 if (UIImage *image = [UIImage imageWithData:data])
8051                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8052         }
8053
8054     [pool release];
8055 }
8056
8057 - (void) setSource:(Source *)source {
8058     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8059
8060     origin_ = [source name];
8061     label_ = [source uri];
8062
8063     [content_ setNeedsDisplay];
8064
8065     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
8066 }
8067
8068 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8069     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8070         UIView *content([self contentView]);
8071         CGRect bounds([content bounds]);
8072
8073         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8074         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8075         [content_ setBackgroundColor:[UIColor whiteColor]];
8076         [content addSubview:content_];
8077
8078         [content_ setDelegate:self];
8079         [content_ setOpaque:YES];
8080
8081         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8082     } return self;
8083 }
8084
8085 - (NSString *) accessibilityLabel {
8086     return label_;
8087 }
8088
8089 - (void) drawContentRect:(CGRect)rect {
8090     bool highlighted(highlighted_);
8091     float width(rect.size.width);
8092
8093     if (icon_ != nil)
8094         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8095
8096     if (highlighted)
8097         UISetColor(White_);
8098
8099     if (!highlighted)
8100         UISetColor(Black_);
8101     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8102
8103     if (!highlighted)
8104         UISetColor(Blue_);
8105     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8106 }
8107
8108 @end
8109 /* }}} */
8110 /* Source Controller {{{ */
8111 @interface SourceController : FilteredPackageListController {
8112     _transient Source *source_;
8113     _H<NSString> key_;
8114 }
8115
8116 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8117
8118 @end
8119
8120 @implementation SourceController
8121
8122 - (NSURL *) navigationURL {
8123     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8124 }
8125
8126 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8127     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8128         source_ = source;
8129         key_ = [source key];
8130     } return self;
8131 }
8132
8133 - (void) reloadData {
8134     source_ = [database_ sourceWithKey:key_];
8135     key_ = [source_ key];
8136     [self setObject:source_];
8137
8138     [[self navigationItem] setTitle:[source_ label]];
8139
8140     [super reloadData];
8141 }
8142
8143 @end
8144 /* }}} */
8145 /* Sources Controller {{{ */
8146 @interface SourcesController : CyteViewController <
8147     UITableViewDataSource,
8148     UITableViewDelegate
8149 > {
8150     _transient Database *database_;
8151     _H<UITableView, 2> list_;
8152     _H<NSMutableArray> sources_;
8153     int offset_;
8154
8155     _H<NSString> href_;
8156     _H<UIProgressHUD> hud_;
8157     _H<NSError> error_;
8158
8159     //NSURLConnection *installer_;
8160     NSURLConnection *trivial_;
8161     NSURLConnection *trivial_bz2_;
8162     NSURLConnection *trivial_gz_;
8163     //NSURLConnection *automatic_;
8164
8165     BOOL cydia_;
8166 }
8167
8168 - (id) initWithDatabase:(Database *)database;
8169 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8170
8171 @end
8172
8173 @implementation SourcesController
8174
8175 - (void) _releaseConnection:(NSURLConnection *)connection {
8176     if (connection != nil) {
8177         [connection cancel];
8178         //[connection setDelegate:nil];
8179         [connection release];
8180     }
8181 }
8182
8183 - (void) dealloc {
8184     //[self _releaseConnection:installer_];
8185     [self _releaseConnection:trivial_];
8186     [self _releaseConnection:trivial_gz_];
8187     [self _releaseConnection:trivial_bz2_];
8188     //[self _releaseConnection:automatic_];
8189
8190     [super dealloc];
8191 }
8192
8193 - (NSURL *) navigationURL {
8194     return [NSURL URLWithString:@"cydia://sources"];
8195 }
8196
8197 - (void) viewDidAppear:(BOOL)animated {
8198     [super viewDidAppear:animated];
8199     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8200 }
8201
8202 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8203     return 1;
8204 }
8205
8206 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8207     return nil;
8208 }
8209
8210 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8211     return [sources_ count];
8212 }
8213
8214 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8215     return [sources_ objectAtIndex:[indexPath row]];
8216 }
8217
8218 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8219     static NSString *cellIdentifier = @"SourceCell";
8220
8221     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8222     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8223     [cell setSource:[self sourceAtIndexPath:indexPath]];
8224     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8225
8226     return cell;
8227 }
8228
8229 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8230     Source *source = [self sourceAtIndexPath:indexPath];
8231
8232     SourceController *controller = [[[SourceController alloc]
8233         initWithDatabase:database_
8234         source:source
8235     ] autorelease];
8236
8237     [controller setDelegate:delegate_];
8238
8239     [[self navigationController] pushViewController:controller animated:YES];
8240 }
8241
8242 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8243     Source *source = [self sourceAtIndexPath:indexPath];
8244     return [source record] != nil;
8245 }
8246
8247 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8248     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8249         Source *source = [self sourceAtIndexPath:indexPath];
8250         [Sources_ removeObjectForKey:[source key]];
8251         [delegate_ syncData];
8252     }
8253 }
8254
8255 - (void) complete {
8256     [delegate_ addTrivialSource:href_];
8257     [delegate_ syncData];
8258 }
8259
8260 - (NSString *) getWarning {
8261     NSString *href(href_);
8262     NSRange colon([href rangeOfString:@"://"]);
8263     if (colon.location != NSNotFound)
8264         href = [href substringFromIndex:(colon.location + 3)];
8265     href = [href stringByAddingPercentEscapes];
8266     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8267     href = [href stringByCachingURLWithCurrentCDN];
8268
8269     NSURL *url([NSURL URLWithString:href]);
8270
8271     NSStringEncoding encoding;
8272     NSError *error(nil);
8273
8274     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8275         return [warning length] == 0 ? nil : warning;
8276     return nil;
8277 }
8278
8279 - (void) _endConnection:(NSURLConnection *)connection {
8280     // XXX: the memory management in this method is horribly awkward
8281
8282     NSURLConnection **field = NULL;
8283     if (connection == trivial_)
8284         field = &trivial_;
8285     else if (connection == trivial_bz2_)
8286         field = &trivial_bz2_;
8287     else if (connection == trivial_gz_)
8288         field = &trivial_gz_;
8289     _assert(field != NULL);
8290     [connection release];
8291     *field = nil;
8292
8293     if (
8294         trivial_ == nil &&
8295         trivial_bz2_ == nil &&
8296         trivial_gz_ == nil
8297     ) {
8298         [delegate_ releaseNetworkActivityIndicator];
8299
8300         [delegate_ removeProgressHUD:hud_];
8301         hud_ = nil;
8302
8303         bool defer(false);
8304
8305         if (cydia_) {
8306             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8307                 defer = true;
8308
8309                 UIAlertView *alert = [[[UIAlertView alloc]
8310                     initWithTitle:UCLocalize("SOURCE_WARNING")
8311                     message:warning
8312                     delegate:self
8313                     cancelButtonTitle:UCLocalize("CANCEL")
8314                     otherButtonTitles:
8315                         UCLocalize("ADD_ANYWAY"),
8316                     nil
8317                 ] autorelease];
8318
8319                 [alert setContext:@"warning"];
8320                 [alert setNumberOfRows:1];
8321                 [alert show];
8322             } else
8323                 [self complete];
8324         } else if (error_ != nil) {
8325             UIAlertView *alert = [[[UIAlertView alloc]
8326                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8327                 message:[error_ localizedDescription]
8328                 delegate:self
8329                 cancelButtonTitle:UCLocalize("OK")
8330                 otherButtonTitles:nil
8331             ] autorelease];
8332
8333             [alert setContext:@"urlerror"];
8334             [alert show];
8335         } else {
8336             UIAlertView *alert = [[[UIAlertView alloc]
8337                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8338                 message:UCLocalize("NOT_REPOSITORY_EX")
8339                 delegate:self
8340                 cancelButtonTitle:UCLocalize("OK")
8341                 otherButtonTitles:nil
8342             ] autorelease];
8343
8344             [alert setContext:@"trivial"];
8345             [alert show];
8346         }
8347
8348         href_ = nil;
8349         error_ = nil;
8350     }
8351 }
8352
8353 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8354     switch ([response statusCode]) {
8355         case 200:
8356             cydia_ = YES;
8357     }
8358 }
8359
8360 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8361     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8362     error_ = error;
8363     [self _endConnection:connection];
8364 }
8365
8366 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8367     [self _endConnection:connection];
8368 }
8369
8370 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8371     NSURL *url([NSURL URLWithString:href]);
8372
8373     NSMutableURLRequest *request = [NSMutableURLRequest
8374         requestWithURL:url
8375         cachePolicy:NSURLRequestUseProtocolCachePolicy
8376         timeoutInterval:120.0
8377     ];
8378
8379     [request setHTTPMethod:method];
8380
8381     if (Machine_ != NULL)
8382         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8383
8384     if ([url isCydiaSecure]) {
8385         if (UniqueID_ != nil)
8386             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8387     }
8388
8389     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8390 }
8391
8392 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8393     NSString *context([alert context]);
8394
8395     if ([context isEqualToString:@"source"]) {
8396         switch (button) {
8397             case 1: {
8398                 NSString *href = [[alert textField] text];
8399
8400                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8401
8402                 if (![href hasSuffix:@"/"])
8403                     href_ = [href stringByAppendingString:@"/"];
8404                 else
8405                     href_ = href;
8406
8407                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8408                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8409                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8410                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8411
8412                 cydia_ = false;
8413
8414                 // XXX: this is stupid
8415                 hud_ = [delegate_ addProgressHUD];
8416                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8417                 [delegate_ retainNetworkActivityIndicator];
8418             } break;
8419
8420             case 0:
8421             break;
8422
8423             _nodefault
8424         }
8425
8426         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8427     } else if ([context isEqualToString:@"trivial"])
8428         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8429     else if ([context isEqualToString:@"urlerror"])
8430         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8431     else if ([context isEqualToString:@"warning"]) {
8432         switch (button) {
8433             case 1:
8434                 [self complete];
8435             break;
8436
8437             case 0:
8438             break;
8439
8440             _nodefault
8441         }
8442
8443         href_ = nil;
8444
8445         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8446     }
8447 }
8448
8449 - (void) loadView {
8450     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8451
8452     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8453     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8454     [list_ setRowHeight:53];
8455     [(UITableView *) list_ setDataSource:self];
8456     [list_ setDelegate:self];
8457     [[self view] addSubview:list_];
8458 }
8459
8460 - (void) viewDidLoad {
8461     [super viewDidLoad];
8462
8463     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8464     [self updateButtonsForEditingStatus:NO animated:NO];
8465 }
8466
8467 - (void) releaseSubviews {
8468     list_ = nil;
8469
8470     sources_ = nil;
8471
8472     [super releaseSubviews];
8473 }
8474
8475 - (id) initWithDatabase:(Database *)database {
8476     if ((self = [super init]) != nil) {
8477         database_ = database;
8478     } return self;
8479 }
8480
8481 - (void) reloadData {
8482     [super reloadData];
8483
8484     pkgSourceList list;
8485     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8486         return;
8487
8488     sources_ = [NSMutableArray arrayWithCapacity:16];
8489     [sources_ addObjectsFromArray:[database_ sources]];
8490     _trace();
8491     [sources_ sortUsingSelector:@selector(compareByName:)];
8492     _trace();
8493
8494     int count([sources_ count]);
8495     offset_ = 0;
8496     for (int i = 0; i != count; i++) {
8497         if ([[sources_ objectAtIndex:i] record] == nil)
8498             break;
8499         offset_++;
8500     }
8501
8502     [list_ setEditing:NO];
8503     [self updateButtonsForEditingStatus:NO animated:NO];
8504     [list_ reloadData];
8505 }
8506
8507 - (void) showAddSourcePrompt {
8508     UIAlertView *alert = [[[UIAlertView alloc]
8509         initWithTitle:UCLocalize("ENTER_APT_URL")
8510         message:nil
8511         delegate:self
8512         cancelButtonTitle:UCLocalize("CANCEL")
8513         otherButtonTitles:
8514             UCLocalize("ADD_SOURCE"),
8515         nil
8516     ] autorelease];
8517
8518     [alert setContext:@"source"];
8519
8520     [alert setNumberOfRows:1];
8521     [alert addTextFieldWithValue:@"http://" label:@""];
8522
8523     UITextInputTraits *traits = [[alert textField] textInputTraits];
8524     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8525     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8526     [traits setKeyboardType:UIKeyboardTypeURL];
8527     // XXX: UIReturnKeyDone
8528     [traits setReturnKeyType:UIReturnKeyNext];
8529
8530     [alert show];
8531 }
8532
8533 - (void) addButtonClicked {
8534     [self showAddSourcePrompt];
8535 }
8536
8537 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8538     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8539         initWithTitle:UCLocalize("ADD")
8540         style:UIBarButtonItemStylePlain
8541         target:self
8542         action:@selector(addButtonClicked)
8543     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8544
8545     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8546         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8547         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8548         target:self
8549         action:@selector(editButtonClicked)
8550     ] autorelease] animated:animated];
8551
8552     if (IsWildcat_ && !editing)
8553         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8554             initWithTitle:UCLocalize("SETTINGS")
8555             style:UIBarButtonItemStylePlain
8556             target:self
8557             action:@selector(settingsButtonClicked)
8558         ] autorelease]];
8559 }
8560
8561 - (void) settingsButtonClicked {
8562     [delegate_ showSettings];
8563 }
8564
8565 - (void) editButtonClicked {
8566     [list_ setEditing:![list_ isEditing] animated:YES];
8567
8568     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8569 }
8570
8571 @end
8572 /* }}} */
8573
8574 /* Settings Controller {{{ */
8575 @interface SettingsController : CyteViewController <
8576     UITableViewDataSource,
8577     UITableViewDelegate
8578 > {
8579     _transient Database *database_;
8580     // XXX: ok, "roledelegate_"?...
8581     _transient id roledelegate_;
8582     _H<UITableView, 2> table_;
8583     _H<UISegmentedControl> segment_;
8584     _H<UIView> container_;
8585 }
8586
8587 - (void) showDoneButton;
8588 - (void) resizeSegmentedControl;
8589
8590 @end
8591
8592 @implementation SettingsController
8593
8594 - (void) loadView {
8595     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8596
8597     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8598     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8599     [table_ setDelegate:self];
8600     [(UITableView *) table_ setDataSource:self];
8601     [[self view] addSubview:table_];
8602
8603     NSArray *items = [NSArray arrayWithObjects:
8604         UCLocalize("USER"),
8605         UCLocalize("HACKER"),
8606         UCLocalize("DEVELOPER"),
8607     nil];
8608     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8609     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8610     [container_ addSubview:segment_];
8611 }
8612
8613 - (void) viewDidLoad {
8614     [super viewDidLoad];
8615
8616     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8617
8618     int index = -1;
8619     if ([Role_ isEqualToString:@"User"]) index = 0;
8620     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8621     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8622     if (index != -1) {
8623         [segment_ setSelectedSegmentIndex:index];
8624         [self showDoneButton];
8625     }
8626
8627     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8628     [self resizeSegmentedControl];
8629 }
8630
8631 - (void) releaseSubviews {
8632     table_ = nil;
8633     segment_ = nil;
8634     container_ = nil;
8635
8636     [super releaseSubviews];
8637 }
8638
8639 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8640     if ((self = [super init]) != nil) {
8641         database_ = database;
8642         roledelegate_ = delegate;
8643     } return self;
8644 }
8645
8646 - (void) resizeSegmentedControl {
8647     CGFloat width = [[self view] frame].size.width;
8648     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8649 }
8650
8651 - (void) viewWillAppear:(BOOL)animated {
8652     [super viewWillAppear:animated];
8653
8654     [self resizeSegmentedControl];
8655 }
8656
8657 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8658     [self resizeSegmentedControl];
8659 }
8660
8661 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8662     [self resizeSegmentedControl];
8663 }
8664
8665 - (void) save {
8666     NSString *role(nil);
8667
8668     switch ([segment_ selectedSegmentIndex]) {
8669         case 0: role = @"User"; break;
8670         case 1: role = @"Hacker"; break;
8671         case 2: role = @"Developer"; break;
8672
8673         _nodefault
8674     }
8675
8676     if (![role isEqualToString:Role_]) {
8677         bool rolling(Role_ == nil);
8678         Role_ = role;
8679
8680         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8681             Role_, @"Role",
8682         nil];
8683
8684         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8685         Changed_ = true;
8686
8687         if (rolling)
8688             [roledelegate_ loadData];
8689         else
8690             [roledelegate_ updateData];
8691     }
8692 }
8693
8694 - (void) segmentChanged:(UISegmentedControl *)control {
8695     [self showDoneButton];
8696 }
8697
8698 - (void) saveAndClose {
8699     [self save];
8700
8701     [[self navigationItem] setRightBarButtonItem:nil];
8702     [[self navigationController] dismissModalViewControllerAnimated:YES];
8703 }
8704
8705 - (void) doneButtonClicked {
8706     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8707     [spinner startAnimating];
8708     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8709     [[self navigationItem] setRightBarButtonItem:spinItem];
8710
8711     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8712 }
8713
8714 - (void) showDoneButton {
8715     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8716         initWithTitle:UCLocalize("DONE")
8717         style:UIBarButtonItemStyleDone
8718         target:self
8719         action:@selector(doneButtonClicked)
8720     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8721 }
8722
8723 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8724     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8725     return 6;
8726 }
8727
8728 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8729     return 0; // :(
8730 }
8731
8732 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8733     return nil; // This method is required by the protocol.
8734 }
8735
8736 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8737     if (section == 1)
8738         return UCLocalize("ROLE_EX");
8739     if (section == 4)
8740         return [NSString stringWithFormat:
8741             @"%@: %@\n%@: %@\n%@: %@",
8742             UCLocalize("USER"), UCLocalize("USER_EX"),
8743             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8744             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8745         ];
8746     else return nil;
8747 }
8748
8749 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8750     return section == 3 ? 44.0f : 0;
8751 }
8752
8753 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8754     return section == 3 ? container_ : nil;
8755 }
8756
8757 - (void) reloadData {
8758     [super reloadData];
8759
8760     [table_ reloadData];
8761 }
8762
8763 @end
8764 /* }}} */
8765 /* Stash Controller {{{ */
8766 @interface StashController : CyteViewController {
8767     _H<UIActivityIndicatorView> spinner_;
8768     _H<UILabel> status_;
8769     _H<UILabel> caption_;
8770 }
8771
8772 @end
8773
8774 @implementation StashController
8775
8776 - (void) loadView {
8777     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8778     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8779
8780     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8781     CGRect spinrect = [spinner_ frame];
8782     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8783     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8784     [spinner_ setFrame:spinrect];
8785     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8786     [[self view] addSubview:spinner_];
8787     [spinner_ startAnimating];
8788
8789     CGRect captrect;
8790     captrect.size.width = [[self view] frame].size.width;
8791     captrect.size.height = 40.0f;
8792     captrect.origin.x = 0;
8793     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8794     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8795     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8796     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8797     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8798     [caption_ setTextColor:[UIColor whiteColor]];
8799     [caption_ setBackgroundColor:[UIColor clearColor]];
8800     [caption_ setShadowColor:[UIColor blackColor]];
8801     [caption_ setTextAlignment:UITextAlignmentCenter];
8802     [[self view] addSubview:caption_];
8803
8804     CGRect statusrect;
8805     statusrect.size.width = [[self view] frame].size.width;
8806     statusrect.size.height = 30.0f;
8807     statusrect.origin.x = 0;
8808     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8809     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8810     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8811     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8812     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8813     [status_ setTextColor:[UIColor whiteColor]];
8814     [status_ setBackgroundColor:[UIColor clearColor]];
8815     [status_ setShadowColor:[UIColor blackColor]];
8816     [status_ setTextAlignment:UITextAlignmentCenter];
8817     [[self view] addSubview:status_];
8818 }
8819
8820 - (void) releaseSubviews {
8821     spinner_ = nil;
8822     status_ = nil;
8823     caption_ = nil;
8824
8825     [super releaseSubviews];
8826 }
8827
8828 @end
8829 /* }}} */
8830
8831 @interface CYURLCache : SDURLCache {
8832 }
8833
8834 @end
8835
8836 @implementation CYURLCache
8837
8838 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8839 #if !ForRelease
8840     if (false);
8841     else if ([event isEqualToString:@"no-cache"])
8842         event = @"!!!";
8843     else if ([event isEqualToString:@"store"])
8844         event = @">>>";
8845     else if ([event isEqualToString:@"invalid"])
8846         event = @"???";
8847     else if ([event isEqualToString:@"memory"])
8848         event = @"mem";
8849     else if ([event isEqualToString:@"disk"])
8850         event = @"ssd";
8851     else if ([event isEqualToString:@"miss"])
8852         event = @"---";
8853
8854     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8855 #endif
8856 }
8857
8858 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8859     if (NSURLResponse *response = [cached response])
8860         if (NSString *mime = [response MIMEType])
8861             if ([mime isEqualToString:@"text/cache-manifest"]) {
8862                 NSURL *url([response URL]);
8863
8864 #if !ForRelease
8865                 NSLog(@"###: %@", [url absoluteString]);
8866 #endif
8867
8868                 @synchronized (HostConfig_) {
8869                     [CachedURLs_ addObject:url];
8870                 }
8871             }
8872
8873     [super storeCachedResponse:cached forRequest:request];
8874 }
8875
8876 @end
8877
8878 @interface Cydia : UIApplication <
8879     ConfirmationControllerDelegate,
8880     DatabaseDelegate,
8881     CydiaDelegate,
8882     UINavigationControllerDelegate,
8883     UITabBarControllerDelegate
8884 > {
8885     _H<UIWindow> window_;
8886     _H<CYTabBarController> tabbar_;
8887     _H<CydiaLoadingViewController> emulated_;
8888
8889     _H<NSMutableArray> essential_;
8890     _H<NSMutableArray> broken_;
8891
8892     Database *database_;
8893
8894     _H<NSURL> starturl_;
8895
8896     unsigned locked_;
8897     unsigned activity_;
8898
8899     _H<StashController> stash_;
8900
8901     bool loaded_;
8902 }
8903
8904 - (void) loadData;
8905
8906 @end
8907
8908 @implementation Cydia
8909
8910 - (void) beginUpdate {
8911     [tabbar_ beginUpdate];
8912 }
8913
8914 - (BOOL) updating {
8915     return [tabbar_ updating];
8916 }
8917
8918 - (void) _loaded {
8919     if ([broken_ count] != 0) {
8920         int count = [broken_ count];
8921
8922         UIAlertView *alert = [[[UIAlertView alloc]
8923             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8924             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8925             delegate:self
8926             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8927             otherButtonTitles:
8928                 UCLocalize("TEMPORARY_IGNORE"),
8929             nil
8930         ] autorelease];
8931
8932         [alert setContext:@"fixhalf"];
8933         [alert setNumberOfRows:2];
8934         [alert show];
8935     } else if (!Ignored_ && [essential_ count] != 0) {
8936         int count = [essential_ count];
8937
8938         UIAlertView *alert = [[[UIAlertView alloc]
8939             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8940             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8941             delegate:self
8942             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8943             otherButtonTitles:
8944                 UCLocalize("UPGRADE_ESSENTIAL"),
8945                 UCLocalize("COMPLETE_UPGRADE"),
8946             nil
8947         ] autorelease];
8948
8949         [alert setContext:@"upgrade"];
8950         [alert show];
8951     }
8952 }
8953
8954 - (void) returnToCydia {
8955     [self _loaded];
8956 }
8957
8958 - (void) _saveConfig {
8959     _trace();
8960     MetaFile_.Sync();
8961     _trace();
8962
8963     if (Changed_) {
8964         NSString *error(nil);
8965
8966         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8967             _trace();
8968             NSError *error(nil);
8969             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8970                 NSLog(@"failure to save metadata data: %@", error);
8971             _trace();
8972
8973             Changed_ = false;
8974         } else {
8975             NSLog(@"failure to serialize metadata: %@", error);
8976         }
8977     }
8978
8979     WriteSources();
8980 }
8981
8982 // Navigation controller for the queuing badge.
8983 - (UINavigationController *) queueNavigationController {
8984     NSArray *controllers = [tabbar_ viewControllers];
8985     return [controllers objectAtIndex:3];
8986 }
8987
8988 - (void) unloadData {
8989     [tabbar_ unloadData];
8990 }
8991
8992 - (void) _updateData {
8993     [self _saveConfig];
8994     [self unloadData];
8995
8996     UINavigationController *navigation = [self queueNavigationController];
8997
8998     id queuedelegate = nil;
8999     if ([[navigation viewControllers] count] > 0)
9000         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9001
9002     [queuedelegate queueStatusDidChange];
9003     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9004 }
9005
9006 - (void) _refreshIfPossible:(NSDate *)update {
9007     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9008
9009     bool recently = false;
9010     if (update != nil) {
9011         NSTimeInterval interval([update timeIntervalSinceNow]);
9012         if (interval <= 0 && interval > -(15*60))
9013             recently = true;
9014     }
9015
9016     // Don't automatic refresh if:
9017     //  - We already refreshed recently.
9018     //  - We already auto-refreshed this launch.
9019     //  - Auto-refresh is disabled.
9020     if (recently || loaded_ || ManualRefresh) {
9021         // If we are cancelling, we need to make sure it knows it's already loaded.
9022         loaded_ = true;
9023
9024         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9025     } else {
9026         // We are going to load, so remember that.
9027         loaded_ = true;
9028
9029         SCNetworkReachabilityFlags flags; {
9030             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9031             SCNetworkReachabilityGetFlags(reachability, &flags);
9032             CFRelease(reachability);
9033         }
9034
9035         // XXX: this elaborate mess is what Apple is using to determine this? :(
9036         // XXX: do we care if the user has to intervene? maybe that's ok?
9037         bool reachable(
9038             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9039                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9040                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9041                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9042                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9043                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9044             )
9045         );
9046
9047         // If we can reach the server, auto-refresh!
9048         if (reachable)
9049             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9050     }
9051
9052     [pool release];
9053 }
9054
9055 - (void) refreshIfPossible {
9056     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9057 }
9058
9059 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9060 @synchronized (self) {
9061     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9062     [hud setText:UCLocalize("RELOADING_DATA")];
9063
9064     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9065
9066     if (hud != nil)
9067         [self removeProgressHUD:hud];
9068
9069     size_t changes(0);
9070
9071     [essential_ removeAllObjects];
9072     [broken_ removeAllObjects];
9073
9074     NSArray *packages([database_ packages]);
9075     for (Package *package in packages) {
9076         if ([package half])
9077             [broken_ addObject:package];
9078         if ([package upgradableAndEssential:NO]) {
9079             if ([package essential])
9080                 [essential_ addObject:package];
9081             ++changes;
9082         }
9083     }
9084
9085     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9086     if (changes != 0) {
9087         _trace();
9088         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9089         [changesItem setBadgeValue:badge];
9090         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9091         [self setApplicationIconBadgeNumber:changes];
9092     } else {
9093         _trace();
9094         [changesItem setBadgeValue:nil];
9095         [changesItem setAnimatedBadge:NO];
9096         [self setApplicationIconBadgeNumber:0];
9097     }
9098
9099     [self _updateData];
9100 } }
9101
9102 - (void) updateData {
9103     [self _updateData];
9104 }
9105
9106 - (void) update_ {
9107     [database_ update];
9108     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9109 }
9110
9111 - (void) disemulate {
9112     if (emulated_ == nil)
9113         return;
9114
9115     [window_ addSubview:[tabbar_ view]];
9116     [[emulated_ view] removeFromSuperview];
9117     emulated_ = nil;
9118     [window_ setUserInteractionEnabled:YES];
9119 }
9120
9121 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9122     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9123     if (IsWildcat_)
9124         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9125
9126     UIViewController *parent;
9127     if (emulated_ == nil)
9128         parent = tabbar_;
9129     else if (!force)
9130         parent = emulated_;
9131     else {
9132         [self disemulate];
9133         parent = tabbar_;
9134     }
9135
9136     [parent presentModalViewController:navigation animated:YES];
9137 }
9138
9139 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9140     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9141
9142     if (navigation != nil)
9143         [navigation pushViewController:progress animated:YES];
9144     else
9145         [self presentModalViewController:progress force:YES];
9146
9147     [progress invoke:invocation withTitle:title];
9148     return progress;
9149 }
9150
9151 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9152     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9153 }
9154
9155 - (void) repairWithInvocation:(NSInvocation *)invocation {
9156     _trace();
9157     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9158     _trace();
9159 }
9160
9161 - (void) repairWithSelector:(SEL)selector {
9162     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9163 }
9164
9165 - (void) reloadData {
9166     [self reloadDataWithInvocation:nil];
9167     if ([database_ progressDelegate] == nil)
9168         [self _loaded];
9169 }
9170
9171 - (void) syncData {
9172     [self _saveConfig];
9173     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9174 }
9175
9176 - (void) addSource:(NSDictionary *) source {
9177     AddSource(source);
9178 }
9179
9180 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9181     AddSource(href, distribution, sections);
9182 }
9183
9184 - (void) addTrivialSource:(NSString *)href {
9185     AddSource(href, @"./");
9186 }
9187
9188 - (void) updateValues {
9189     Changed_ = true;
9190 }
9191
9192 - (void) resolve {
9193     pkgProblemResolver *resolver = [database_ resolver];
9194
9195     resolver->InstallProtect();
9196     if (!resolver->Resolve(true))
9197         _error->Discard();
9198 }
9199
9200 - (bool) perform {
9201     // XXX: this is a really crappy way of doing this.
9202     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9203     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9204     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9205     if ([tabbar_ updating])
9206         [tabbar_ cancelUpdate];
9207
9208     if (![database_ prepare])
9209         return false;
9210
9211     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9212     [page setDelegate:self];
9213     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9214
9215     if (IsWildcat_)
9216         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9217     [tabbar_ presentModalViewController:confirm_ animated:YES];
9218
9219     return true;
9220 }
9221
9222 - (void) queue {
9223     @synchronized (self) {
9224         [self perform];
9225     }
9226 }
9227
9228 - (void) clearPackage:(Package *)package {
9229     @synchronized (self) {
9230         [package clear];
9231         [self resolve];
9232         [self perform];
9233     }
9234 }
9235
9236 - (void) installPackages:(NSArray *)packages {
9237     @synchronized (self) {
9238         for (Package *package in packages)
9239             [package install];
9240         [self resolve];
9241         [self perform];
9242     }
9243 }
9244
9245 - (void) installPackage:(Package *)package {
9246     @synchronized (self) {
9247         [package install];
9248         [self resolve];
9249         [self perform];
9250     }
9251 }
9252
9253 - (void) removePackage:(Package *)package {
9254     @synchronized (self) {
9255         [package remove];
9256         [self resolve];
9257         [self perform];
9258     }
9259 }
9260
9261 - (void) distUpgrade {
9262     @synchronized (self) {
9263         if (![database_ upgrade])
9264             return;
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) perform_ {
9270     [database_ perform];
9271     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9272 }
9273
9274 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9275     Queuing_ = false;
9276     ++locked_;
9277     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9278     --locked_;
9279     [self refreshIfPossible];
9280 }
9281
9282 - (void) showSettings {
9283     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9284 }
9285
9286 - (void) retainNetworkActivityIndicator {
9287     if (activity_++ == 0)
9288         [self setNetworkActivityIndicatorVisible:YES];
9289
9290 #if TraceLogging
9291     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9292 #endif
9293 }
9294
9295 - (void) releaseNetworkActivityIndicator {
9296     if (--activity_ == 0)
9297         [self setNetworkActivityIndicatorVisible:NO];
9298
9299 #if TraceLogging
9300     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9301 #endif
9302
9303 }
9304
9305 - (void) cancelAndClear:(bool)clear {
9306     @synchronized (self) {
9307         if (clear) {
9308             [database_ clear];
9309             Queuing_ = false;
9310         } else {
9311             Queuing_ = true;
9312         }
9313
9314         [self _updateData];
9315     }
9316 }
9317
9318 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9319     NSString *context([alert context]);
9320
9321     if ([context isEqualToString:@"conffile"]) {
9322         FILE *input = [database_ input];
9323         if (button == [alert cancelButtonIndex])
9324             fprintf(input, "N\n");
9325         else if (button == [alert firstOtherButtonIndex])
9326             fprintf(input, "Y\n");
9327         fflush(input);
9328
9329         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9330     } else if ([context isEqualToString:@"fixhalf"]) {
9331         if (button == [alert cancelButtonIndex]) {
9332             @synchronized (self) {
9333                 for (Package *broken in (id) broken_) {
9334                     [broken remove];
9335
9336                     NSString *id = [broken id];
9337                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9338                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9339                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9340                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9341                 }
9342
9343                 [self resolve];
9344                 [self perform];
9345             }
9346         } else if (button == [alert firstOtherButtonIndex]) {
9347             [broken_ removeAllObjects];
9348             [self _loaded];
9349         }
9350
9351         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9352     } else if ([context isEqualToString:@"upgrade"]) {
9353         if (button == [alert firstOtherButtonIndex]) {
9354             @synchronized (self) {
9355                 for (Package *essential in (id) essential_)
9356                     [essential install];
9357
9358                 [self resolve];
9359                 [self perform];
9360             }
9361         } else if (button == [alert firstOtherButtonIndex] + 1) {
9362             [self distUpgrade];
9363         } else if (button == [alert cancelButtonIndex]) {
9364             Ignored_ = YES;
9365         }
9366
9367         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9368     }
9369 }
9370
9371 - (void) system:(NSString *)command {
9372     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9373
9374     _trace();
9375     system([command UTF8String]);
9376     _trace();
9377
9378     [pool release];
9379 }
9380
9381 - (void) applicationWillSuspend {
9382     [database_ clean];
9383     [super applicationWillSuspend];
9384 }
9385
9386 - (BOOL) isSafeToSuspend {
9387     if (locked_ != 0) {
9388 #if !ForRelease
9389         NSLog(@"isSafeToSuspend: locked_ != 0");
9390 #endif
9391         return false;
9392     }
9393
9394     // Use external process status API internally.
9395     // This is probably a really bad idea.
9396     // XXX: what is the point of this? does this solve anything at all?
9397     uint64_t status = 0;
9398     int notify_token;
9399     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9400         notify_get_state(notify_token, &status);
9401         notify_cancel(notify_token);
9402     }
9403
9404     if (status != 0) {
9405 #if !ForRelease
9406         NSLog(@"isSafeToSuspend: status != 0");
9407 #endif
9408         return false;
9409     }
9410
9411 #if !ForRelease
9412     NSLog(@"isSafeToSuspend: -> true");
9413 #endif
9414     return true;
9415 }
9416
9417 - (void) applicationSuspend:(__GSEvent *)event {
9418     if ([self isSafeToSuspend])
9419         [super applicationSuspend:event];
9420 }
9421
9422 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9423     if ([self isSafeToSuspend])
9424         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9425 }
9426
9427 - (void) _setSuspended:(BOOL)value {
9428     if ([self isSafeToSuspend])
9429         [super _setSuspended:value];
9430 }
9431
9432 - (UIProgressHUD *) addProgressHUD {
9433     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9434     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9435
9436     [window_ setUserInteractionEnabled:NO];
9437
9438     UIViewController *target(tabbar_);
9439     if (UIViewController *modal = [target modalViewController])
9440         target = modal;
9441
9442     UIView *view([target view]);
9443     [view addSubview:hud];
9444
9445     [hud showInView:[tabbar_ view]];
9446
9447     ++locked_;
9448     return hud;
9449 }
9450
9451 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9452     --locked_;
9453     [hud hide];
9454     [hud removeFromSuperview];
9455     [window_ setUserInteractionEnabled:YES];
9456 }
9457
9458 - (CyteViewController *) pageForPackage:(NSString *)name {
9459     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9460 }
9461
9462 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9463     NSString *scheme([[url scheme] lowercaseString]);
9464     if ([[url absoluteString] length] <= [scheme length] + 3)
9465         return nil;
9466     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9467     NSArray *components([path pathComponents]);
9468
9469     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9470         return [self pageForPackage:[components objectAtIndex:1]];
9471
9472     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9473         return nil;
9474
9475     NSString *base([components objectAtIndex:0]);
9476
9477     CyteViewController *controller = nil;
9478
9479     if ([base isEqualToString:@"url"]) {
9480         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9481         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9482         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9483     } else if (!external && [components count] == 1) {
9484         if ([base isEqualToString:@"manage"]) {
9485             controller = [[[ManageController alloc] init] autorelease];
9486         }
9487
9488         if ([base isEqualToString:@"sources"]) {
9489             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9490         }
9491
9492         if ([base isEqualToString:@"home"]) {
9493             controller = [[[HomeController alloc] init] autorelease];
9494         }
9495
9496         if ([base isEqualToString:@"sections"]) {
9497             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9498         }
9499
9500         if ([base isEqualToString:@"search"]) {
9501             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9502         }
9503
9504         if ([base isEqualToString:@"changes"]) {
9505             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9506         }
9507
9508         if ([base isEqualToString:@"installed"]) {
9509             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9510         }
9511     } else if ([components count] == 2) {
9512         NSString *argument = [components objectAtIndex:1];
9513
9514         if ([base isEqualToString:@"package"]) {
9515             controller = [self pageForPackage:argument];
9516         }
9517
9518         if (!external && [base isEqualToString:@"search"]) {
9519             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9520         }
9521
9522         if (!external && [base isEqualToString:@"sections"]) {
9523             if ([argument isEqualToString:@"all"])
9524                 argument = nil;
9525             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9526         }
9527
9528         if (!external && [base isEqualToString:@"sources"]) {
9529             if ([argument isEqualToString:@"add"]) {
9530                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9531                 [(SourcesController *)controller showAddSourcePrompt];
9532             } else {
9533                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9534                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9535             }
9536         }
9537
9538         if (!external && [base isEqualToString:@"launch"]) {
9539             [self launchApplicationWithIdentifier:argument suspended:NO];
9540             return nil;
9541         }
9542     } else if (!external && [components count] == 3) {
9543         NSString *arg1 = [components objectAtIndex:1];
9544         NSString *arg2 = [components objectAtIndex:2];
9545
9546         if ([base isEqualToString:@"package"]) {
9547             if ([arg2 isEqualToString:@"settings"]) {
9548                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9549             } else if ([arg2 isEqualToString:@"files"]) {
9550                 if (Package *package = [database_ packageWithName:arg1]) {
9551                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9552                     [(FileTable *)controller setPackage:package];
9553                 }
9554             }
9555         }
9556     }
9557
9558     [controller setDelegate:self];
9559     return controller;
9560 }
9561
9562 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9563     CyteViewController *page([self pageForURL:url forExternal:external]);
9564
9565     if (page != nil) {
9566         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9567         [nav setViewControllers:[NSArray arrayWithObject:page]];
9568         [tabbar_ setUnselectedViewController:nav];
9569     }
9570
9571     return page != nil;
9572 }
9573
9574 - (void) applicationOpenURL:(NSURL *)url {
9575     [super applicationOpenURL:url];
9576
9577     if (!loaded_)
9578         starturl_ = url;
9579     else
9580         [self openCydiaURL:url forExternal:YES];
9581 }
9582
9583 - (void) applicationWillResignActive:(UIApplication *)application {
9584     // Stop refreshing if you get a phone call or lock the device.
9585     if ([tabbar_ updating])
9586         [tabbar_ cancelUpdate];
9587
9588     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9589         [super applicationWillResignActive:application];
9590 }
9591
9592 - (void) saveState {
9593     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9594     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9595     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9596     Changed_ = true;
9597
9598     [self _saveConfig];
9599 }
9600
9601 - (void) applicationWillTerminate:(UIApplication *)application {
9602     [self saveState];
9603 }
9604
9605 - (void) setConfigurationData:(NSString *)data {
9606     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9607
9608     if (!conffile_r(data)) {
9609         lprintf("E:invalid conffile\n");
9610         return;
9611     }
9612
9613     NSString *ofile = conffile_r[1];
9614     //NSString *nfile = conffile_r[2];
9615
9616     UIAlertView *alert = [[[UIAlertView alloc]
9617         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9618         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9619         delegate:self
9620         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9621         otherButtonTitles:
9622             UCLocalize("ACCEPT_NEW_COPY"),
9623             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9624         nil
9625     ] autorelease];
9626
9627     [alert setContext:@"conffile"];
9628     [alert setNumberOfRows:2];
9629     [alert show];
9630 }
9631
9632 - (void) addStashController {
9633     ++locked_;
9634     stash_ = [[[StashController alloc] init] autorelease];
9635     [window_ addSubview:[stash_ view]];
9636 }
9637
9638 - (void) removeStashController {
9639     [[stash_ view] removeFromSuperview];
9640     stash_ = nil;
9641     --locked_;
9642 }
9643
9644 - (void) stash {
9645     [self setIdleTimerDisabled:YES];
9646
9647     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9648     UpdateExternalStatus(1);
9649     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9650     UpdateExternalStatus(0);
9651
9652     [self removeStashController];
9653
9654     if (ExecFork() == 0) {
9655         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9656         perror("launchctl stop");
9657     }
9658 }
9659
9660 - (void) setupViewControllers {
9661     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9662
9663     NSMutableArray *items([NSMutableArray arrayWithObjects:
9664         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9665         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9666         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9667         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9668     nil]);
9669
9670     if (IsWildcat_) {
9671         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9672         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9673     } else {
9674         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9675     }
9676
9677     NSMutableArray *controllers([NSMutableArray array]);
9678     for (UITabBarItem *item in items) {
9679         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9680         [controller setTabBarItem:item];
9681         [controllers addObject:controller];
9682     }
9683     [tabbar_ setViewControllers:controllers];
9684
9685     [tabbar_ setUpdateDelegate:self];
9686 }
9687
9688 - (void) _sendMemoryWarningNotification {
9689     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9690 }
9691
9692 - (void) _sendMemoryWarningNotifications {
9693     while (true) {
9694         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9695         usleep(250000);
9696     }
9697 }
9698
9699 - (void) applicationDidFinishLaunching:(id)unused {
9700     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9701
9702 _trace();
9703     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9704         [self setApplicationSupportsShakeToEdit:NO];
9705
9706     @synchronized (HostConfig_) {
9707         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9708     }
9709
9710     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9711         initWithMemoryCapacity:524288
9712         diskCapacity:10485760
9713         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9714     ] autorelease]];
9715
9716     [CydiaWebViewController _initialize];
9717
9718     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9719
9720     // this would disallow http{,s} URLs from accessing this data
9721     //[WebView registerURLSchemeAsLocal:@"cydia"];
9722
9723     Font12_ = [UIFont systemFontOfSize:12];
9724     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9725     Font14_ = [UIFont systemFontOfSize:14];
9726     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9727     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9728
9729     essential_ = [NSMutableArray arrayWithCapacity:4];
9730     broken_ = [NSMutableArray arrayWithCapacity:4];
9731
9732     // XXX: I really need this thing... like, seriously... I'm sorry
9733     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9734
9735     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9736     [window_ orderFront:self];
9737     [window_ makeKey:self];
9738     [window_ setHidden:NO];
9739
9740     if (
9741         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9742         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9743         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9744         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9745         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9746         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9747         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9748         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9749         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9750         false
9751     ) {
9752         [self addStashController];
9753         // XXX: this would be much cleaner as a yieldToSelector:
9754         // that way the removeStashController could happen right here inline
9755         // we also could no longer require the useless stash_ field anymore
9756         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9757         return;
9758     }
9759
9760     database_ = [Database sharedInstance];
9761     [database_ setDelegate:self];
9762
9763     [window_ setUserInteractionEnabled:NO];
9764     [self setupViewControllers];
9765
9766     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9767     [window_ addSubview:[emulated_ view]];
9768
9769     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9770 _trace();
9771 }
9772
9773 - (NSArray *) defaultStartPages {
9774     NSMutableArray *standard = [NSMutableArray array];
9775     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9776     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9777     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9778     if (!IsWildcat_) {
9779         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9780     } else {
9781         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9782         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9783     }
9784     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9785     return standard;
9786 }
9787
9788 - (void) loadData {
9789 _trace();
9790     if (Role_ == nil) {
9791         [window_ setUserInteractionEnabled:YES];
9792         [self showSettings];
9793         return;
9794     } else {
9795         if ([emulated_ modalViewController] != nil)
9796             [emulated_ dismissModalViewControllerAnimated:YES];
9797         [window_ setUserInteractionEnabled:NO];
9798     }
9799
9800     [self reloadDataWithInvocation:nil];
9801     [self refreshIfPossible];
9802     PrintTimes();
9803
9804     [self disemulate];
9805
9806     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9807     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9808     int standardIndex = 0;
9809     NSArray *standard = [self defaultStartPages];
9810
9811     BOOL valid = YES;
9812
9813     if (saved == nil)
9814         valid = NO;
9815
9816     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9817     if (valid && closed != nil) {
9818         NSTimeInterval interval([closed timeIntervalSinceNow]);
9819         // XXX: Is 15 minutes the optimal time here?
9820         if (interval > 0 && interval <= -(15*60))
9821             valid = NO;
9822     }
9823
9824     if (valid && [saved count] != [standard count])
9825         valid = NO;
9826
9827     if (valid) {
9828         for (unsigned int i = 0; i < [standard count]; i++) {
9829             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9830             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9831             //      but it's good enough for now.
9832             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9833                 valid = NO;
9834                 break;
9835             }
9836         }
9837     }
9838
9839     NSArray *items = nil;
9840     if (valid) {
9841         [tabbar_ setSelectedIndex:savedIndex];
9842         items = saved;
9843     } else {
9844         [tabbar_ setSelectedIndex:standardIndex];
9845         items = standard;
9846     }
9847
9848     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9849         NSArray *stack = [items objectAtIndex:tab];
9850         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9851         NSMutableArray *current = [NSMutableArray array];
9852
9853         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9854             NSString *addr = [stack objectAtIndex:nav];
9855             NSURL *url = [NSURL URLWithString:addr];
9856             CyteViewController *page = [self pageForURL:url forExternal:NO];
9857             if (page != nil)
9858                 [current addObject:page];
9859         }
9860
9861         [navigation setViewControllers:current];
9862     }
9863
9864     // (Try to) show the startup URL.
9865     if (starturl_ != nil) {
9866         [self openCydiaURL:starturl_ forExternal:NO];
9867         starturl_ = nil;
9868     }
9869 }
9870
9871 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9872     if (item != nil && IsWildcat_) {
9873         [sheet showFromBarButtonItem:item animated:YES];
9874     } else {
9875         [sheet showInView:window_];
9876     }
9877 }
9878
9879 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9880     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9881     [progress setTitle:task];
9882     [progress addProgressEvent:event];
9883 }
9884
9885 - (void) addProgressEventForTask:(NSArray *)data {
9886     CydiaProgressEvent *event([data objectAtIndex:0]);
9887     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9888     [self addProgressEvent:event forTask:task];
9889 }
9890
9891 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9892     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9893 }
9894
9895 @end
9896
9897 /*IMP alloc_;
9898 id Alloc_(id self, SEL selector) {
9899     id object = alloc_(self, selector);
9900     lprintf("[%s]A-%p\n", self->isa->name, object);
9901     return object;
9902 }*/
9903
9904 /*IMP dealloc_;
9905 id Dealloc_(id self, SEL selector) {
9906     id object = dealloc_(self, selector);
9907     lprintf("[%s]D-%p\n", self->isa->name, object);
9908     return object;
9909 }*/
9910
9911 Class $WebDefaultUIKitDelegate;
9912
9913 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9914     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9915         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9916     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9917 }
9918
9919 static NSSet *MobilizedFiles_;
9920
9921 static NSURL *MobilizeURL(NSURL *url) {
9922     NSString *path([url path]);
9923     if ([path hasPrefix:@"/var/root/"]) {
9924         NSString *file([path substringFromIndex:10]);
9925         if ([MobilizedFiles_ containsObject:file])
9926             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9927     }
9928
9929     return url;
9930 }
9931
9932 Class $CFXPreferencesPropertyListSource;
9933 @class CFXPreferencesPropertyListSource;
9934
9935 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9936     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9937     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9938     url = MobilizeURL(url);
9939     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9940     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9941     url = old;
9942     [pool release];
9943     return value;
9944 }
9945
9946 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9947     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9948     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9949     url = MobilizeURL(url);
9950     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9951     //NSLog(@"%@ %@", [url absoluteString], value);
9952     url = old;
9953     [pool release];
9954     return value;
9955 }
9956
9957 Class $NSURLConnection;
9958
9959 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9960     NSMutableURLRequest *copy([request mutableCopy]);
9961
9962     NSURL *url([copy URL]);
9963
9964     NSString *href([url absoluteString]);
9965     NSString *host([url host]);
9966     NSString *scheme([[url scheme] lowercaseString]);
9967
9968     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9969
9970     @synchronized (HostConfig_) {
9971         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9972             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9973                 [copy setHTTPShouldUsePipelining:YES];
9974
9975         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9976             if ([control isEqualToString:@"max-age=0"])
9977                 if ([CachedURLs_ containsObject:href]) {
9978 #if !ForRelease
9979                     NSLog(@"~~~: %@", href);
9980 #endif
9981
9982                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9983
9984                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9985                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9986                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9987                 }
9988     }
9989
9990     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9991     } return self;
9992 }
9993
9994 int main(int argc, char *argv[]) {
9995     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9996
9997     _trace();
9998
9999     UpdateExternalStatus(0);
10000
10001     if (Class $UIDevice = objc_getClass("UIDevice")) {
10002         UIDevice *device([$UIDevice currentDevice]);
10003         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10004     } else
10005         IsWildcat_ = false;
10006
10007     UIScreen *screen([UIScreen mainScreen]);
10008     if ([screen respondsToSelector:@selector(scale)])
10009         ScreenScale_ = [screen scale];
10010     else
10011         ScreenScale_ = 1;
10012
10013     UIDevice *device([UIDevice currentDevice]);
10014     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10015         Idiom_ = @"iphone";
10016     else {
10017         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10018         if (idiom == UIUserInterfaceIdiomPhone)
10019             Idiom_ = @"iphone";
10020         else if (idiom == UIUserInterfaceIdiomPad)
10021             Idiom_ = @"ipad";
10022         else
10023             NSLog(@"unknown UIUserInterfaceIdiom!");
10024     }
10025
10026     Pcre pattern("^([0-9]+\\.[0-9]+)");
10027
10028     if (pattern([device systemVersion]))
10029         Firmware_ = pattern[1];
10030     if (pattern(Cydia_))
10031         Major_ = pattern[1];
10032
10033     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10034
10035     HostConfig_ = [[[NSObject alloc] init] autorelease];
10036     @synchronized (HostConfig_) {
10037         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10038         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10039         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10040         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10041         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10042     }
10043
10044     NSString *ui(@"ui/ios");
10045     if (Idiom_ != nil)
10046         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10047     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10048     UI_ = CydiaURL(ui);
10049
10050     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10051
10052     MobilizedFiles_ = [NSMutableSet setWithObjects:
10053         @"Library/Preferences/com.apple.Accessibility.plist",
10054         @"Library/Preferences/com.apple.preferences.sounds.plist",
10055     nil];
10056
10057     /* Library Hacks {{{ */
10058     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10059
10060     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10061
10062     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10063     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10064         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10065         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10066     }
10067
10068     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10069     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10070         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10071         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10072     }
10073
10074     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10075     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10076     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10077         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10078         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10079     }
10080
10081     $NSURLConnection = objc_getClass("NSURLConnection");
10082     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10083     if (NSURLConnection$init$ != NULL) {
10084         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10085         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10086     }
10087     /* }}} */
10088     /* Set Locale {{{ */
10089     Locale_ = CFLocaleCopyCurrent();
10090     Languages_ = [NSLocale preferredLanguages];
10091
10092     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10093     //NSLog(@"%@", [Languages_ description]);
10094
10095     const char *lang;
10096     if (Locale_ != NULL)
10097         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10098     else if (Languages_ != nil && [Languages_ count] != 0)
10099         lang = [[Languages_ objectAtIndex:0] UTF8String];
10100     else
10101         // XXX: consider just setting to C and then falling through?
10102         lang = NULL;
10103
10104     if (lang != NULL) {
10105         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10106         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10107     }
10108
10109     NSLog(@"Setting Language: %s", lang);
10110
10111     if (lang != NULL) {
10112         setenv("LANG", lang, true);
10113         std::setlocale(LC_ALL, lang);
10114     }
10115     /* }}} */
10116
10117     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10118
10119     /* Parse Arguments {{{ */
10120     bool substrate(false);
10121
10122     if (argc != 0) {
10123         char **args(argv);
10124         int arge(1);
10125
10126         for (int argi(1); argi != argc; ++argi)
10127             if (strcmp(argv[argi], "--") == 0) {
10128                 arge = argi;
10129                 argv[argi] = argv[0];
10130                 argv += argi;
10131                 argc -= argi;
10132                 break;
10133             }
10134
10135         for (int argi(1); argi != arge; ++argi)
10136             if (strcmp(args[argi], "--substrate") == 0)
10137                 substrate = true;
10138             else
10139                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10140     }
10141     /* }}} */
10142
10143     App_ = [[NSBundle mainBundle] bundlePath];
10144     Advanced_ = YES;
10145
10146     setuid(0);
10147     setgid(0);
10148
10149     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10150     alloc_ = alloc->method_imp;
10151     alloc->method_imp = (IMP) &Alloc_;*/
10152
10153     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10154     dealloc_ = dealloc->method_imp;
10155     dealloc->method_imp = (IMP) &Dealloc_;*/
10156
10157     /* System Information {{{ */
10158     size_t size;
10159
10160     int maxproc;
10161     size = sizeof(maxproc);
10162     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10163         perror("sysctlbyname(\"kern.maxproc\", ?)");
10164     else if (maxproc < 64) {
10165         maxproc = 64;
10166         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10167             perror("sysctlbyname(\"kern.maxproc\", #)");
10168     }
10169
10170     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10171     char *osversion = new char[size];
10172     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10173         perror("sysctlbyname(\"kern.osversion\", ?)");
10174     else
10175         System_ = [NSString stringWithUTF8String:osversion];
10176
10177     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10178     char *machine = new char[size];
10179     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10180         perror("sysctlbyname(\"hw.machine\", ?)");
10181     else
10182         Machine_ = machine;
10183
10184     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10185     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10186     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10187
10188     UniqueID_ = [device uniqueIdentifier];
10189
10190     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10191     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10192     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10193
10194     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10195     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10196     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10197
10198     if (mcc != NULL && mnc != NULL)
10199         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10200
10201     if (mnc != NULL)
10202         CFRelease(mnc);
10203     if (mcc != NULL)
10204         CFRelease(mcc);
10205
10206     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10207         Build_ = [system objectForKey:@"ProductBuildVersion"];
10208     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10209         Product_ = [info objectForKey:@"SafariProductVersion"];
10210         Safari_ = [info objectForKey:@"CFBundleVersion"];
10211     }
10212     /* }}} */
10213     /* Load Database {{{ */
10214     _trace();
10215     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10216     _trace();
10217     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10218
10219     if (Metadata_ == NULL)
10220         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10221     else {
10222         Settings_ = [Metadata_ objectForKey:@"Settings"];
10223
10224         Packages_ = [Metadata_ objectForKey:@"Packages"];
10225
10226         Values_ = [Metadata_ objectForKey:@"Values"];
10227         Sections_ = [Metadata_ objectForKey:@"Sections"];
10228         Sources_ = [Metadata_ objectForKey:@"Sources"];
10229
10230         Token_ = [Metadata_ objectForKey:@"Token"];
10231
10232         Version_ = [Metadata_ objectForKey:@"Version"];
10233
10234         @synchronized (HostConfig_) {
10235             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10236         }
10237     }
10238
10239     if (Settings_ != nil)
10240         Role_ = [Settings_ objectForKey:@"Role"];
10241
10242     if (Values_ == nil) {
10243         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10244         [Metadata_ setObject:Values_ forKey:@"Values"];
10245     }
10246
10247     if (Sections_ == nil) {
10248         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10249         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10250     }
10251
10252     if (Sources_ == nil) {
10253         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10254         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10255     }
10256
10257     if (Version_ == nil) {
10258         Version_ = [NSNumber numberWithUnsignedInt:0];
10259         [Metadata_ setObject:Version_ forKey:@"Version"];
10260     }
10261
10262     @synchronized (HostConfig_) {
10263         if (CydiaSource_ == nil) {
10264             CydiaSource_ = @"apt.saurik.com";
10265             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10266         }
10267     }
10268
10269     if ([Version_ unsignedIntValue] == 0) {
10270         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10271         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10272         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10273         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10274
10275         Version_ = [NSNumber numberWithUnsignedInt:1];
10276         [Metadata_ setObject:Version_ forKey:@"Version"];
10277
10278         [Metadata_ removeObjectForKey:@"LastUpdate"];
10279
10280         Changed_ = true;
10281     }
10282     /* }}} */
10283
10284     WriteSources();
10285
10286     _trace();
10287     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10288     _trace();
10289
10290     if (Packages_ != nil) {
10291         bool fail(false);
10292         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10293         _trace();
10294
10295         if (!fail) {
10296             [Metadata_ removeObjectForKey:@"Packages"];
10297             Packages_ = nil;
10298             Changed_ = true;
10299         }
10300     }
10301
10302     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10303
10304 #define MobileSubstrate_(name) \
10305     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10306         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10307         if (handle == NULL) \
10308             NSLog(@"%s", dlerror()); \
10309     }
10310
10311     MobileSubstrate_(Activator)
10312     MobileSubstrate_(libstatusbar)
10313     MobileSubstrate_(SimulatedKeyEvents)
10314     MobileSubstrate_(WinterBoard)
10315
10316     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10317         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10318
10319     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10320
10321     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10322         unlink("/tmp/.cydia.fw");
10323         goto firmware;
10324     } else if (access("/User", F_OK) != 0 || version < 4) {
10325       firmware:
10326         _trace();
10327         system("/usr/libexec/cydia/firmware.sh");
10328         _trace();
10329     }
10330
10331     _assert([[NSFileManager defaultManager]
10332         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10333         withIntermediateDirectories:YES
10334         attributes:nil
10335         error:NULL
10336     ]);
10337
10338     if (access("/tmp/cydia.chk", F_OK) == 0) {
10339         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10340             _assert(errno == ENOENT);
10341         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10342             _assert(errno == ENOENT);
10343     }
10344
10345     /* APT Initialization {{{ */
10346     _assert(pkgInitConfig(*_config));
10347     _assert(pkgInitSystem(*_config, _system));
10348
10349     if (lang != NULL)
10350         _config->Set("APT::Acquire::Translation", lang);
10351
10352     // XXX: this timeout might be important :(
10353     //_config->Set("Acquire::http::Timeout", 15);
10354
10355     _config->Set("Acquire::http::MaxParallel", 3);
10356     /* }}} */
10357     /* Color Choices {{{ */
10358     space_ = CGColorSpaceCreateDeviceRGB();
10359
10360     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10361     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10362     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10363     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10364     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10365     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10366     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10367     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10368     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10369
10370     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10371     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10372     /* }}}*/
10373     /* UIKit Configuration {{{ */
10374     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10375     if ($GSFontSetUseLegacyFontMetrics != NULL)
10376         $GSFontSetUseLegacyFontMetrics(YES);
10377
10378     // XXX: I have a feeling this was important
10379     //UIKeyboardDisableAutomaticAppearance();
10380     /* }}} */
10381
10382     Colon_ = UCLocalize("COLON_DELIMITED");
10383     Elision_ = UCLocalize("ELISION");
10384     Error_ = UCLocalize("ERROR");
10385     Warning_ = UCLocalize("WARNING");
10386
10387     _trace();
10388     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10389
10390     CGColorSpaceRelease(space_);
10391     CFRelease(Locale_);
10392
10393     [pool release];
10394     return value;
10395 }