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