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