MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124
 125 #include <CydiaSubstrate/CydiaSubstrate.h>
 126 #include "Menes/Menes.h"
 127
 128 #include "CyteKit/PerlCompatibleRegEx.hpp"
 129 #include "CyteKit/TableViewCell.h"
 130 #include "CyteKit/WebScriptObject-Cyte.h"
 131 #include "CyteKit/WebViewController.h"
 132 #include "CyteKit/stringWithUTF8Bytes.h"
 133
 134 #include "Cydia/MIMEAddress.h"
 135 #include "Cydia/LoadingViewController.h"
 136 #include "Cydia/ProgressEvent.h"
 137
 138 #include "SDURLCache/SDURLCache.h"
 139 /* }}} */
 140
 141 /* Profiler {{{ */
 142 struct timeval _ltv;
 143 bool _itv;
 144
 145 #define _timestamp ({ \
 146     struct timeval tv; \
 147     gettimeofday(&tv, NULL); \
 148     tv.tv_sec * 1000000 + tv.tv_usec; \
 149 })
 150
 151 typedef std::vector<class ProfileTime *> TimeList;
 152 TimeList times_;
 153
 154 class ProfileTime {
 155   private:
 156     const char *name_;
 157     uint64_t total_;
 158     uint64_t count_;
 159
 160   public:
 161     ProfileTime(const char *name) :
 162         name_(name),
 163         total_(0)
 164     {
 165         times_.push_back(this);
 166     }
 167
 168     void AddTime(uint64_t time) {
 169         total_ += time;
 170         ++count_;
 171     }
 172
 173     void Print() {
 174         if (total_ != 0)
 175             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 176         total_ = 0;
 177         count_ = 0;
 178     }
 179 };
 180
 181 class ProfileTimer {
 182   private:
 183     ProfileTime &time_;
 184     uint64_t start_;
 185
 186   public:
 187     ProfileTimer(ProfileTime &time) :
 188         time_(time),
 189         start_(_timestamp)
 190     {
 191     }
 192
 193     ~ProfileTimer() {
 194         time_.AddTime(_timestamp - start_);
 195     }
 196 };
 197
 198 void PrintTimes() {
 199     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 200         (*i)->Print();
 201     std::cerr << "========" << std::endl;
 202 }
 203
 204 #define _profile(name) { \
 205     static ProfileTime name(#name); \
 206     ProfileTimer _ ## name(name);
 207
 208 #define _end }
 209 /* }}} */
 210
 211 #include "Version.h"
 212 #define Cydia_ CYDIA_VERSION
 213
 214 #define lprintf(args...) fprintf(stderr, args)
 215
 216 #define ForRelease 1
 217 #define TraceLogging (1 && !ForRelease)
 218 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 219 #define ProfileTimes (0 && !ForRelease)
 220 #define ForSaurik (0 && !ForRelease)
 221 #define LogBrowser (0 && !ForRelease)
 222 #define TrackResize (0 && !ForRelease)
 223 #define ManualRefresh (1 && !ForRelease)
 224 #define ShowInternals (0 && !ForRelease)
 225 #define AlwaysReload (0 && !ForRelease)
 226 #define TryIndexedCollation (0 && !ForRelease)
 227
 228 #if !TraceLogging
 229 #undef _trace
 230 #define _trace(args...)
 231 #endif
 232
 233 #if !ProfileTimes
 234 #undef _profile
 235 #define _profile(name) {
 236 #undef _end
 237 #define _end }
 238 #define PrintTimes() do {} while (false)
 239 #endif
 240
 241 // Hash Functions/Structures {{{
 242 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 243
 244 union SplitHash {
 245     uint32_t u32;
 246     uint16_t u16[2];
 247 };
 248 // }}}
 249
 250 static NSString *Colon_;
 251 NSString *Elision_;
 252 static NSString *Error_;
 253 static NSString *Warning_;
 254
 255 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 256
 257 static _finline NSString *CydiaURL(NSString *path) {
 258     char page[26];
 259     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 260     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 261     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 262     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 263     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 264     page[25] = '\0';
 265     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 266 }
 267
 268 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 269     int notify_token;
 270     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 271         notify_set_state(notify_token, newStatus);
 272         notify_cancel(notify_token);
 273     }
 274     notify_post("com.saurik.Cydia.status");
 275 }
 276
 277 static CGFloat CYStatusBarHeight(UIInterfaceOrientation orientation) {
 278     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 279     return UIInterfaceOrientationIsPortrait(orientation) ? size.height : size.width;
 280 }
 281
 282 /* NSForcedOrderingSearch doesn't work on the iPhone */
 283 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 284 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 285 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 286
 287 /* Insertion Sort {{{ */
 288
 289 CFIndex SKBSearch_(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 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 303     const char *ptr = (const char *)list;
 304     while (0 < count) {
 305         CFIndex half = count / 2;
 306         const char *probe = ptr + elementSize * half;
 307         CFComparisonResult cr = comparator(element, probe, context);
 308     if (0 == cr) return (probe - (const char *)list) / elementSize;
 309         ptr = (cr < 0) ? ptr : probe + elementSize;
 310         count = (cr < 0) ? half : (half + (count & 1) - 1);
 311     }
 312     return (ptr - (const char *)list) / elementSize;
 313 }
 314
 315 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 316     if (range.length == 0)
 317         return;
 318     const void **values(new const void *[range.length]);
 319     CFArrayGetValues(array, range, values);
 320
 321 #if HistogramInsertionSort > 0
 322     uint32_t total(0), *offsets(new uint32_t[range.length]);
 323 #endif
 324
 325     for (CFIndex index(1); index != range.length; ++index) {
 326         const void *value(values[index]);
 327         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 328         CFIndex correct(index);
 329         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 330 #if HistogramInsertionSort > 1
 331             NSLog(@"%@ < %@", value, values[correct - 1]);
 332 #endif
 333             if (--correct == 0)
 334                 break;
 335         }
 336         if (correct != index) {
 337             size_t offset(index - correct);
 338 #if HistogramInsertionSort
 339             total += offset;
 340             ++offsets[offset];
 341             if (offset > 10)
 342                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 343 #endif
 344             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 345             values[correct] = value;
 346         }
 347     }
 348
 349     CFArrayReplaceValues(array, range, values, range.length);
 350     delete [] values;
 351
 352 #if HistogramInsertionSort > 0
 353     for (CFIndex index(0); index != range.length; ++index)
 354         if (offsets[index] != 0)
 355             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 356     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 357     delete [] offsets;
 358 #endif
 359 }
 360
 361 /* }}} */
 362
 363 /* Apple Bug Fixes {{{ */
 364 @implementation UIWebDocumentView (Cydia)
 365
 366 - (void) _setScrollerOffset:(CGPoint)offset {
 367     UIScroller *scroller([self _scroller]);
 368
 369     CGSize size([scroller contentSize]);
 370     CGSize bounds([scroller bounds].size);
 371
 372     CGPoint max;
 373     max.x = size.width - bounds.width;
 374     max.y = size.height - bounds.height;
 375
 376     // wtf Apple?!
 377     if (max.x < 0)
 378         max.x = 0;
 379     if (max.y < 0)
 380         max.y = 0;
 381
 382     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 383     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 384
 385     [scroller setOffset:offset];
 386 }
 387
 388 @end
 389 /* }}} */
 390
 391 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 392     size_t length([self length] - state->state);
 393     if (length <= 0)
 394         return 0;
 395     else if (length > count)
 396         length = count;
 397     for (size_t i(0); i != length; ++i)
 398         objects[i] = [self item:state->state++];
 399     state->itemsPtr = objects;
 400     state->mutationsPtr = (unsigned long *) self;
 401     return length;
 402 }
 403
 404 /* Cydia NSString Additions {{{ */
 405 @interface NSString (Cydia)
 406 - (NSComparisonResult) compareByPath:(NSString *)other;
 407 - (NSString *) stringByCachingURLWithCurrentCDN;
 408 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 409 @end
 410
 411 @implementation NSString (Cydia)
 412
 413 - (NSComparisonResult) compareByPath:(NSString *)other {
 414     NSString *prefix = [self commonPrefixWithString:other options:0];
 415     size_t length = [prefix length];
 416
 417     NSRange lrange = NSMakeRange(length, [self length] - length);
 418     NSRange rrange = NSMakeRange(length, [other length] - length);
 419
 420     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 421     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 422
 423     NSComparisonResult value;
 424
 425     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 426         value = NSOrderedSame;
 427     else if (lrange.location == NSNotFound)
 428         value = NSOrderedAscending;
 429     else if (rrange.location == NSNotFound)
 430         value = NSOrderedDescending;
 431     else
 432         value = NSOrderedSame;
 433
 434     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 435         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 436     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 437         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 438
 439     NSComparisonResult result = [lpath compare:rpath];
 440     return result == NSOrderedSame ? value : result;
 441 }
 442
 443 - (NSString *) stringByCachingURLWithCurrentCDN {
 444     return [self
 445         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 446         withString:@"://cache.cydia.saurik.com/"
 447     ];
 448 }
 449
 450 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 451     return [(id)CFURLCreateStringByAddingPercentEscapes(
 452         kCFAllocatorDefault,
 453         (CFStringRef) self,
 454         NULL,
 455         CFSTR(";/?:@&=+$,"),
 456         kCFStringEncodingUTF8
 457     ) autorelease];
 458 }
 459
 460 @end
 461 /* }}} */
 462
 463 /* C++ NSString Wrapper Cache {{{ */
 464 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 465     return size == 0 ? NULL :
 466         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 467         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 468 }
 469
 470 static _finline CFStringRef CYStringCreate(const char *data) {
 471     return CYStringCreate(data, strlen(data));
 472 }
 473
 474 class CYString {
 475   private:
 476     char *data_;
 477     size_t size_;
 478     CFStringRef cache_;
 479
 480     _finline void clear_() {
 481         if (cache_ != NULL) {
 482             CFRelease(cache_);
 483             cache_ = NULL;
 484         }
 485     }
 486
 487   public:
 488     _finline bool empty() const {
 489         return size_ == 0;
 490     }
 491
 492     _finline size_t size() const {
 493         return size_;
 494     }
 495
 496     _finline char *data() const {
 497         return data_;
 498     }
 499
 500     _finline void clear() {
 501         size_ = 0;
 502         clear_();
 503     }
 504
 505     _finline CYString() :
 506         data_(0),
 507         size_(0),
 508         cache_(NULL)
 509     {
 510     }
 511
 512     _finline ~CYString() {
 513         clear_();
 514     }
 515
 516     void operator =(const CYString &rhs) {
 517         data_ = rhs.data_;
 518         size_ = rhs.size_;
 519
 520         if (rhs.cache_ == nil)
 521             cache_ = NULL;
 522         else
 523             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 524     }
 525
 526     void copy(apr_pool_t *pool) {
 527         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 528         memcpy(temp, data_, size_);
 529         temp[size_] = '\0';
 530         data_ = temp;
 531     }
 532
 533     void set(apr_pool_t *pool, const char *data, size_t size) {
 534         if (size == 0)
 535             clear();
 536         else {
 537             clear_();
 538
 539             data_ = const_cast<char *>(data);
 540             size_ = size;
 541
 542             if (pool != NULL)
 543                 copy(pool);
 544         }
 545     }
 546
 547     _finline void set(apr_pool_t *pool, const char *data) {
 548         set(pool, data, data == NULL ? 0 : strlen(data));
 549     }
 550
 551     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 552         set(pool, rhs.data(), rhs.size());
 553     }
 554
 555     bool operator ==(const CYString &rhs) const {
 556         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 557     }
 558
 559     _finline operator CFStringRef() {
 560         if (cache_ == NULL)
 561             cache_ = CYStringCreate(data_, size_);
 562         return cache_;
 563     }
 564
 565     _finline operator id() {
 566         return (NSString *) static_cast<CFStringRef>(*this);
 567     }
 568
 569     _finline operator const char *() {
 570         return reinterpret_cast<const char *>(data_);
 571     }
 572 };
 573 /* }}} */
 574 /* C++ NSString Algorithm Adapters {{{ */
 575 extern "C" {
 576     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 577 }
 578
 579 struct NSStringMapHash :
 580     std::unary_function<NSString *, size_t>
 581 {
 582     _finline size_t operator ()(NSString *value) const {
 583         return CFStringHashNSString((CFStringRef) value);
 584     }
 585 };
 586
 587 struct NSStringMapLess :
 588     std::binary_function<NSString *, NSString *, bool>
 589 {
 590     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 591         return [lhs compare:rhs] == NSOrderedAscending;
 592     }
 593 };
 594
 595 struct NSStringMapEqual :
 596     std::binary_function<NSString *, NSString *, bool>
 597 {
 598     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 599         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 600         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 601         //[lhs isEqualToString:rhs];
 602     }
 603 };
 604 /* }}} */
 605
 606 /* CoreGraphics Primitives {{{ */
 607 class CYColor {
 608   private:
 609     CGColorRef color_;
 610
 611     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 612         CGFloat color[] = {red, green, blue, alpha};
 613         return CGColorCreate(space, color);
 614     }
 615
 616   public:
 617     CYColor() :
 618         color_(NULL)
 619     {
 620     }
 621
 622     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 623         color_(Create_(space, red, green, blue, alpha))
 624     {
 625         Set(space, red, green, blue, alpha);
 626     }
 627
 628     void Clear() {
 629         if (color_ != NULL)
 630             CGColorRelease(color_);
 631     }
 632
 633     ~CYColor() {
 634         Clear();
 635     }
 636
 637     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 638         Clear();
 639         color_ = Create_(space, red, green, blue, alpha);
 640     }
 641
 642     operator CGColorRef() {
 643         return color_;
 644     }
 645 };
 646 /* }}} */
 647
 648 /* Random Global Variables {{{ */
 649 static const int PulseInterval_ = 50000;
 650
 651 static const NSString *UI_;
 652
 653 static int Finish_;
 654 static bool RestartSubstrate_;
 655 static NSArray *Finishes_;
 656
 657 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 658 #define NotifyConfig_ "/etc/notify.conf"
 659
 660 static bool Queuing_;
 661
 662 static CYColor Blue_;
 663 static CYColor Blueish_;
 664 static CYColor Black_;
 665 static CYColor Off_;
 666 static CYColor White_;
 667 static CYColor Gray_;
 668 static CYColor Green_;
 669 static CYColor Purple_;
 670 static CYColor Purplish_;
 671
 672 static UIColor *InstallingColor_;
 673 static UIColor *RemovingColor_;
 674
 675 static NSString *App_;
 676
 677 static BOOL Advanced_;
 678 static BOOL Ignored_;
 679
 680 static _H<UIFont> Font12_;
 681 static _H<UIFont> Font12Bold_;
 682 static _H<UIFont> Font14_;
 683 static _H<UIFont> Font18Bold_;
 684 static _H<UIFont> Font22Bold_;
 685
 686 static const char *Machine_ = NULL;
 687 static NSString *System_ = nil;
 688 static NSString *SerialNumber_ = nil;
 689 static NSString *ChipID_ = nil;
 690 static NSString *BBSNum_ = nil;
 691 static _H<NSString> Token_;
 692 static NSString *UniqueID_ = nil;
 693 static NSString *PLMN_ = nil;
 694 static NSString *Build_ = nil;
 695 static NSString *Product_ = nil;
 696 static NSString *Safari_ = nil;
 697
 698 static CFLocaleRef Locale_;
 699 static NSArray *Languages_;
 700 static CGColorSpaceRef space_;
 701
 702 static NSDictionary *SectionMap_;
 703 static NSMutableDictionary *Metadata_;
 704 static _transient NSMutableDictionary *Settings_;
 705 static _transient NSString *Role_;
 706 static _transient NSMutableDictionary *Packages_;
 707 static _transient NSMutableDictionary *Values_;
 708 static _transient NSMutableDictionary *Sections_;
 709 static _transient NSMutableDictionary *Sources_;
 710 static _transient NSNumber *Version_;
 711 static _transient _H<NSString> CydiaSource_;
 712 static bool Changed_;
 713 static time_t now_;
 714
 715 bool IsWildcat_;
 716 static CGFloat ScreenScale_;
 717 static NSString *Idiom_;
 718 static NSString *Firmware_;
 719
 720 static _H<NSMutableDictionary> SessionData_;
 721 static _H<NSObject> HostConfig_;
 722 static _H<NSMutableSet> BridgedHosts_;
 723 static _H<NSMutableSet> TokenHosts_;
 724 static _H<NSMutableSet> InsecureHosts_;
 725 static _H<NSMutableSet> PipelinedHosts_;
 726 static _H<NSMutableSet> CachedURLs_;
 727
 728 static NSString *kCydiaProgressEventTypeError = @"Error";
 729 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 730 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 731 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 732 /* }}} */
 733
 734 static void AddSource(NSDictionary *source) {
 735     [Sources_ setObject:source forKey:[NSString stringWithFormat:@"%@:%@:%@", [source objectForKey:@"Type"], [source objectForKey:@"URI"], [source objectForKey:@"Distribution"]]];
 736     Changed_ = true;
 737 }
 738
 739 static void AddSource(NSString *href, NSString *distribution, NSArray *sections = nil) {
 740     AddSource([NSMutableDictionary dictionaryWithObjectsAndKeys:
 741         @"deb", @"Type",
 742         href, @"URI",
 743         distribution, @"Distribution",
 744         sections ?: [NSMutableArray array], @"Sections",
 745     nil]);
 746 }
 747
 748 static void WriteSources() {
 749     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
 750     _assert(file != NULL);
 751
 752     NSString *distribution(@"ios");
 753     if (Firmware_ != nil)
 754         distribution = [distribution stringByAppendingString:[NSString stringWithFormat:@"-%@", Firmware_]];
 755
 756     fprintf(file, "deb http://%s/ %s main\n",
 757         [CydiaSource_ UTF8String],
 758         [distribution UTF8String]
 759     );
 760
 761     for (NSString *key in [Sources_ allKeys]) {
 762         NSDictionary *source([Sources_ objectForKey:key]);
 763
 764         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 765
 766         fprintf(file, "%s %s %s%s%s\n",
 767             [[source objectForKey:@"Type"] UTF8String],
 768             [[source objectForKey:@"URI"] UTF8String],
 769             [[source objectForKey:@"Distribution"] UTF8String],
 770             [sections count] == 0 ? "" : " ",
 771             [[sections componentsJoinedByString:@" "] UTF8String]
 772         );
 773     }
 774
 775     fclose(file);
 776 }
 777
 778 /* Display Helpers {{{ */
 779 inline float Interpolate(float begin, float end, float fraction) {
 780     return (end - begin) * fraction + begin;
 781 }
 782
 783 static _finline const char *StripVersion_(const char *version) {
 784     const char *colon(strchr(version, ':'));
 785     return colon == NULL ? version : colon + 1;
 786 }
 787
 788 NSString *LocalizeSection(NSString *section) {
 789     static Pcre title_r("^(.*?) \\((.*)\\)$");
 790     if (title_r(section)) {
 791         NSString *parent(title_r[1]);
 792         NSString *child(title_r[2]);
 793
 794         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 795             LocalizeSection(parent),
 796             LocalizeSection(child)
 797         ];
 798     }
 799
 800     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 801 }
 802
 803 NSString *Simplify(NSString *title) {
 804     const char *data = [title UTF8String];
 805     size_t size = [title length];
 806
 807     static Pcre square_r("^\\[(.*)\\]$");
 808     if (square_r(data, size))
 809         return Simplify(square_r[1]);
 810
 811     static Pcre paren_r("^\\((.*)\\)$");
 812     if (paren_r(data, size))
 813         return Simplify(paren_r[1]);
 814
 815     static Pcre title_r("^(.*?) \\((.*)\\)$");
 816     if (title_r(data, size))
 817         return Simplify(title_r[1]);
 818
 819     return title;
 820 }
 821 /* }}} */
 822
 823 NSString *GetLastUpdate() {
 824     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 825
 826     if (update == nil)
 827         return UCLocalize("NEVER_OR_UNKNOWN");
 828
 829     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 830     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 831
 832     CFRelease(formatter);
 833
 834     return [(NSString *) formatted autorelease];
 835 }
 836
 837 bool isSectionVisible(NSString *section) {
 838     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 839     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 840     return hidden == nil || ![hidden boolValue];
 841 }
 842
 843 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 844     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 845     if (entry == MACH_PORT_NULL)
 846         return nil;
 847
 848     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 849     IOObjectRelease(entry);
 850
 851     if (value == NULL)
 852         return nil;
 853     return [(id) value autorelease];
 854 }
 855
 856 static NSString *CYHex(NSData *data, bool reverse = false) {
 857     if (data == nil)
 858         return nil;
 859
 860     size_t length([data length]);
 861     uint8_t bytes[length];
 862     [data getBytes:bytes];
 863
 864     char string[length * 2 + 1];
 865     for (size_t i(0); i != length; ++i)
 866         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 867
 868     return [NSString stringWithUTF8String:string];
 869 }
 870
 871 @class Cydia;
 872
 873 /* Delegate Prototypes {{{ */
 874 @class Package;
 875 @class Source;
 876 @class CydiaProgressEvent;
 877
 878 @protocol DatabaseDelegate
 879 - (void) repairWithSelector:(SEL)selector;
 880 - (void) setConfigurationData:(NSString *)data;
 881 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 882 @end
 883
 884 @class CYPackageController;
 885
 886 @protocol CydiaDelegate
 887 - (void) returnToCydia;
 888 - (void) saveState;
 889 - (void) retainNetworkActivityIndicator;
 890 - (void) releaseNetworkActivityIndicator;
 891 - (void) clearPackage:(Package *)package;
 892 - (void) installPackage:(Package *)package;
 893 - (void) installPackages:(NSArray *)packages;
 894 - (void) removePackage:(Package *)package;
 895 - (void) beginUpdate;
 896 - (BOOL) updating;
 897 - (void) distUpgrade;
 898 - (void) loadData;
 899 - (void) updateData;
 900 - (void) syncData;
 901 - (void) addSource:(NSDictionary *)source;
 902 - (void) addTrivialSource:(NSString *)href;
 903 - (void) showSettings;
 904 - (UIProgressHUD *) addProgressHUD;
 905 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 906 - (CyteViewController *) pageForPackage:(NSString *)name;
 907 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 908 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 909 @end
 910 /* }}} */
 911
 912 /* Status Delegation {{{ */
 913 class Status :
 914     public pkgAcquireStatus
 915 {
 916   private:
 917     _transient NSObject<ProgressDelegate> *delegate_;
 918     bool cancelled_;
 919
 920   public:
 921     Status() :
 922         delegate_(nil),
 923         cancelled_(false)
 924     {
 925     }
 926
 927     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 928         delegate_ = delegate;
 929     }
 930
 931     NSObject<ProgressDelegate> *getDelegate() const {
 932         return delegate_;
 933     }
 934
 935     virtual bool MediaChange(std::string media, std::string drive) {
 936         return false;
 937     }
 938
 939     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 940         Done(item);
 941     }
 942
 943     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 944         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 945         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 946         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 947     }
 948
 949     virtual void Done(pkgAcquire::ItemDesc &item) {
 950         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 951         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 952         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 953     }
 954
 955     virtual void Fail(pkgAcquire::ItemDesc &item) {
 956         if (
 957             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 958             item.Owner->Status == pkgAcquire::Item::StatDone
 959         )
 960             return;
 961
 962         std::string &error(item.Owner->ErrorText);
 963         if (error.empty())
 964             return;
 965
 966         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 967         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 968     }
 969
 970     virtual bool Pulse(pkgAcquire *Owner) {
 971         bool value = pkgAcquireStatus::Pulse(Owner);
 972
 973         double percent(
 974             double(CurrentBytes + CurrentItems) /
 975             double(TotalBytes + TotalItems)
 976         );
 977
 978         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 979             [NSNumber numberWithDouble:percent], @"Percent",
 980
 981             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 982             [NSNumber numberWithDouble:TotalBytes], @"Total",
 983             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 984         nil] waitUntilDone:YES];
 985
 986         if (value && ![delegate_ isProgressCancelled])
 987             return true;
 988         else {
 989             cancelled_ = true;
 990             return false;
 991         }
 992     }
 993
 994     _finline bool WasCancelled() const {
 995         return cancelled_;
 996     }
 997
 998     virtual void Start() {
 999         pkgAcquireStatus::Start();
1000         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1001     }
1002
1003     virtual void Stop() {
1004         pkgAcquireStatus::Stop();
1005         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1006         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1007     }
1008 };
1009 /* }}} */
1010 /* Database Interface {{{ */
1011 typedef std::map< unsigned long, _H<Source> > SourceMap;
1012
1013 @interface Database : NSObject {
1014     NSZone *zone_;
1015     apr_pool_t *pool_;
1016
1017     unsigned era_;
1018
1019     pkgCacheFile cache_;
1020     pkgDepCache::Policy *policy_;
1021     pkgRecords *records_;
1022     pkgProblemResolver *resolver_;
1023     pkgAcquire *fetcher_;
1024     FileFd *lock_;
1025     SPtr<pkgPackageManager> manager_;
1026     pkgSourceList *list_;
1027
1028     SourceMap sourceMap_;
1029     _H<NSMutableArray> sourceList_;
1030
1031     CFMutableArrayRef packages_;
1032
1033     _transient NSObject<DatabaseDelegate> *delegate_;
1034     _transient NSObject<ProgressDelegate> *progress_;
1035
1036     Status status_;
1037
1038     int cydiafd_;
1039     int statusfd_;
1040     FILE *input_;
1041
1042     std::map<const char *, _H<NSString> > sections_;
1043 }
1044
1045 + (Database *) sharedInstance;
1046 - (unsigned) era;
1047
1048 - (void) _readCydia:(NSNumber *)fd;
1049 - (void) _readStatus:(NSNumber *)fd;
1050 - (void) _readOutput:(NSNumber *)fd;
1051
1052 - (FILE *) input;
1053
1054 - (Package *) packageWithName:(NSString *)name;
1055
1056 - (pkgCacheFile &) cache;
1057 - (pkgDepCache::Policy *) policy;
1058 - (pkgRecords *) records;
1059 - (pkgProblemResolver *) resolver;
1060 - (pkgAcquire &) fetcher;
1061 - (pkgSourceList &) list;
1062 - (NSArray *) packages;
1063 - (NSArray *) sources;
1064 - (Source *) sourceWithKey:(NSString *)key;
1065 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1066
1067 - (void) configure;
1068 - (bool) prepare;
1069 - (void) perform;
1070 - (bool) upgrade;
1071 - (void) update;
1072
1073 - (void) updateWithStatus:(Status &)status;
1074
1075 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1076
1077 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1078 - (NSObject<ProgressDelegate> *) progressDelegate;
1079
1080 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1081
1082 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1083
1084 @end
1085 /* }}} */
1086 /* ProgressEvent Implementation {{{ */
1087 @implementation CydiaProgressEvent
1088
1089 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1090     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1091 }
1092
1093 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1094     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1095     [event setPackage:package];
1096     return event;
1097 }
1098
1099 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1100     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1101
1102     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1103     NSArray *fields([description componentsSeparatedByString:@" "]);
1104     [event setItem:fields];
1105
1106     if ([fields count] > 3) {
1107         [event setPackage:[fields objectAtIndex:2]];
1108         [event setVersion:[fields objectAtIndex:3]];
1109     }
1110
1111     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1112
1113     return event;
1114 }
1115
1116 + (NSArray *) _attributeKeys {
1117     return [NSArray arrayWithObjects:
1118         @"item",
1119         @"message",
1120         @"package",
1121         @"type",
1122         @"url",
1123         @"version",
1124     nil];
1125 }
1126
1127 - (NSArray *) attributeKeys {
1128     return [[self class] _attributeKeys];
1129 }
1130
1131 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1132     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1133 }
1134
1135 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1136     if ((self = [super init]) != nil) {
1137         message_ = message;
1138         type_ = type;
1139     } return self;
1140 }
1141
1142 - (NSString *) message {
1143     return message_;
1144 }
1145
1146 - (NSString *) type {
1147     return type_;
1148 }
1149
1150 - (NSArray *) item {
1151     return (id) item_ ?: [NSNull null];
1152 }
1153
1154 - (void) setItem:(NSArray *)item {
1155     item_ = item;
1156 }
1157
1158 - (NSString *) package {
1159     return (id) package_ ?: [NSNull null];
1160 }
1161
1162 - (void) setPackage:(NSString *)package {
1163     package_ = package;
1164 }
1165
1166 - (NSString *) url {
1167     return (id) url_ ?: [NSNull null];
1168 }
1169
1170 - (void) setURL:(NSString *)url {
1171     url_ = url;
1172 }
1173
1174 - (void) setVersion:(NSString *)version {
1175     version_ = version;
1176 }
1177
1178 - (NSString *) version {
1179     return (id) version_ ?: [NSNull null];
1180 }
1181
1182 - (NSString *) compound:(NSString *)value {
1183     if (value != nil) {
1184         NSString *mode(nil); {
1185             NSString *type([self type]);
1186             if ([type isEqualToString:kCydiaProgressEventTypeError])
1187                 mode = UCLocalize("ERROR");
1188             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1189                 mode = UCLocalize("WARNING");
1190         }
1191
1192         if (mode != nil)
1193             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1194     }
1195
1196     return value;
1197 }
1198
1199 - (NSString *) compoundMessage {
1200     return [self compound:[self message]];
1201 }
1202
1203 - (NSString *) compoundTitle {
1204     NSString *title;
1205
1206     if (package_ == nil)
1207         title = nil;
1208     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1209         title = [package name];
1210     else
1211         title = package_;
1212
1213     return [self compound:title];
1214 }
1215
1216 @end
1217 /* }}} */
1218
1219 // Cytore Definitions {{{
1220 struct PackageValue :
1221     Cytore::Block
1222 {
1223     Cytore::Offset<PackageValue> next_;
1224
1225     uint32_t index_ : 23;
1226     uint32_t subscribed_ : 1;
1227     uint32_t : 8;
1228
1229     int32_t first_;
1230     int32_t last_;
1231
1232     uint16_t vhash_;
1233     uint16_t nhash_;
1234
1235     char version_[8];
1236     char name_[];
1237 };
1238
1239 struct MetaValue :
1240     Cytore::Block
1241 {
1242     uint32_t active_;
1243     Cytore::Offset<PackageValue> packages_[1 << 16];
1244 };
1245
1246 static Cytore::File<MetaValue> MetaFile_;
1247 // }}}
1248 // Cytore Helper Functions {{{
1249 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1250     SplitHash nhash = { hashlittle(name, length) };
1251
1252     PackageValue *metadata;
1253
1254     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1255     offset: if (offset->IsNull()) {
1256         *offset = MetaFile_.New<PackageValue>(length + 1);
1257         metadata = &MetaFile_.Get(*offset);
1258
1259         if (metadata == NULL) {
1260             if (fail != NULL)
1261                 *fail = true;
1262
1263             metadata = new PackageValue();
1264             memset(metadata, 0, sizeof(*metadata));
1265         }
1266
1267         memcpy(metadata->name_, name, length + 1);
1268         metadata->nhash_ = nhash.u16[1];
1269     } else {
1270         metadata = &MetaFile_.Get(*offset);
1271
1272         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1273             offset = &metadata->next_;
1274             goto offset;
1275         }
1276     }
1277
1278     return metadata;
1279 }
1280
1281 static void PackageImport(const void *key, const void *value, void *context) {
1282     bool &fail(*reinterpret_cast<bool *>(context));
1283
1284     char buffer[1024];
1285     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1286         NSLog(@"failed to import package %@", key);
1287         return;
1288     }
1289
1290     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1291     NSDictionary *package((NSDictionary *) value);
1292
1293     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1294         if ([subscribed boolValue] && !metadata->subscribed_)
1295             metadata->subscribed_ = true;
1296
1297     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1298         time_t time([date timeIntervalSince1970]);
1299         if (metadata->first_ > time || metadata->first_ == 0)
1300             metadata->first_ = time;
1301     }
1302
1303     NSDate *date([package objectForKey:@"LastSeen"]);
1304     NSString *version([package objectForKey:@"LastVersion"]);
1305
1306     if (date != nil && version != nil) {
1307         time_t time([date timeIntervalSince1970]);
1308         if (metadata->last_ < time || metadata->last_ == 0)
1309             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1310                 size_t length(strlen(buffer));
1311                 uint16_t vhash(hashlittle(buffer, length));
1312
1313                 size_t capped(std::min<size_t>(8, length));
1314                 char *latest(buffer + length - capped);
1315
1316                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1317                 metadata->vhash_ = vhash;
1318
1319                 metadata->last_ = time;
1320             }
1321     }
1322 }
1323 // }}}
1324
1325 /* Source Class {{{ */
1326 @interface Source : NSObject {
1327     unsigned era_;
1328     Database *database_;
1329     metaIndex *index_;
1330
1331     CYString depiction_;
1332     CYString description_;
1333     CYString label_;
1334     CYString origin_;
1335     CYString support_;
1336
1337     CYString uri_;
1338     CYString distribution_;
1339     CYString type_;
1340     CYString base_;
1341     CYString version_;
1342
1343     _H<NSString> host_;
1344     _H<NSString> authority_;
1345
1346     CYString defaultIcon_;
1347
1348     _H<NSDictionary> record_;
1349     BOOL trusted_;
1350 }
1351
1352 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1353
1354 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1355
1356 - (NSString *) depictionForPackage:(NSString *)package;
1357 - (NSString *) supportForPackage:(NSString *)package;
1358
1359 - (NSDictionary *) record;
1360 - (BOOL) trusted;
1361
1362 - (NSString *) uri;
1363 - (NSString *) distribution;
1364 - (NSString *) type;
1365
1366 - (NSString *) base;
1367
1368 - (NSString *) key;
1369 - (NSString *) host;
1370
1371 - (NSString *) name;
1372 - (NSString *) shortDescription;
1373 - (NSString *) label;
1374 - (NSString *) origin;
1375 - (NSString *) version;
1376
1377 - (NSString *) defaultIcon;
1378
1379 @end
1380
1381 @implementation Source
1382
1383 - (void) _clear {
1384     uri_.clear();
1385     distribution_.clear();
1386     type_.clear();
1387
1388     base_.clear();
1389
1390     description_.clear();
1391     label_.clear();
1392     origin_.clear();
1393     depiction_.clear();
1394     support_.clear();
1395     version_.clear();
1396     defaultIcon_.clear();
1397
1398     record_ = nil;
1399     host_ = nil;
1400     authority_ = nil;
1401 }
1402
1403 + (NSString *) webScriptNameForSelector:(SEL)selector {
1404     if (false);
1405     else if (selector == @selector(addSection:))
1406         return @"addSection";
1407     else if (selector == @selector(getField:))
1408         return @"getField";
1409     else if (selector == @selector(removeSection:))
1410         return @"removeSection";
1411     else if (selector == @selector(remove))
1412         return @"remove";
1413     else
1414         return nil;
1415 }
1416
1417 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1418     return [self webScriptNameForSelector:selector] == nil;
1419 }
1420
1421 + (NSArray *) _attributeKeys {
1422     return [NSArray arrayWithObjects:
1423         @"distribution",
1424         @"host",
1425         @"key",
1426         @"label",
1427         @"name",
1428         @"origin",
1429         @"sections",
1430         @"shortDescription",
1431         @"trusted",
1432         @"type",
1433         @"uri",
1434         @"version",
1435     nil];
1436 }
1437
1438 - (NSArray *) attributeKeys {
1439     return [[self class] _attributeKeys];
1440 }
1441
1442 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1443     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1444 }
1445
1446 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1447     [self _clear];
1448
1449     trusted_ = index->IsTrusted();
1450
1451     uri_.set(pool, index->GetURI());
1452     distribution_.set(pool, index->GetDist());
1453     type_.set(pool, index->GetType());
1454
1455     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1456     if (dindex != NULL) {
1457         base_.set(pool, dindex->MetaIndexURI(""));
1458
1459         FileFd fd;
1460         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1461             _error->Discard();
1462         else {
1463             pkgTagFile tags(&fd);
1464
1465             pkgTagSection section;
1466             tags.Step(section);
1467
1468             struct {
1469                 const char *name_;
1470                 CYString *value_;
1471             } names[] = {
1472                 {"default-icon", &defaultIcon_},
1473                 {"depiction", &depiction_},
1474                 {"description", &description_},
1475                 {"label", &label_},
1476                 {"origin", &origin_},
1477                 {"support", &support_},
1478                 {"version", &version_},
1479             };
1480
1481             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1482                 const char *start, *end;
1483
1484                 if (section.Find(names[i].name_, start, end)) {
1485                     CYString &value(*names[i].value_);
1486                     value.set(pool, start, end - start);
1487                 }
1488             }
1489         }
1490     }
1491
1492     record_ = [Sources_ objectForKey:[self key]];
1493
1494     NSURL *url([NSURL URLWithString:uri_]);
1495
1496     host_ = [url host];
1497     if (host_ != nil)
1498         host_ = [host_ lowercaseString];
1499
1500     if (host_ != nil)
1501         authority_ = host_;
1502     else
1503         authority_ = [url path];
1504 }
1505
1506 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1507     if ((self = [super init]) != nil) {
1508         era_ = [database era];
1509         database_ = database;
1510         index_ = index;
1511
1512         [self setMetaIndex:index inPool:pool];
1513     } return self;
1514 }
1515
1516 - (NSString *) getField:(NSString *)name {
1517 @synchronized (database_) {
1518     if ([database_ era] != era_ || index_ == NULL)
1519         return nil;
1520
1521     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1522     if (dindex == NULL)
1523         return nil;
1524
1525     FileFd fd;
1526     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1527          _error->Discard();
1528          return nil;
1529     }
1530
1531     pkgTagFile tags(&fd);
1532
1533     pkgTagSection section;
1534     tags.Step(section);
1535
1536     const char *start, *end;
1537     if (!section.Find([name UTF8String], start, end))
1538         return (NSString *) [NSNull null];
1539
1540     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1541 } }
1542
1543 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1544     NSDictionary *lhr = [self record];
1545     NSDictionary *rhr = [source record];
1546
1547     if ((lhr == nil) != (rhr == nil))
1548         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1549
1550     NSString *lhs = [self name];
1551     NSString *rhs = [source name];
1552
1553     if ([lhs length] != 0 && [rhs length] != 0) {
1554         unichar lhc = [lhs characterAtIndex:0];
1555         unichar rhc = [rhs characterAtIndex:0];
1556
1557         if (isalpha(lhc) && !isalpha(rhc))
1558             return NSOrderedAscending;
1559         else if (!isalpha(lhc) && isalpha(rhc))
1560             return NSOrderedDescending;
1561     }
1562
1563     return [lhs compare:rhs options:LaxCompareOptions_];
1564 }
1565
1566 - (NSString *) depictionForPackage:(NSString *)package {
1567     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1568 }
1569
1570 - (NSString *) supportForPackage:(NSString *)package {
1571     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1572 }
1573
1574 - (NSArray *) sections {
1575     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1576 }
1577
1578 - (void) _addSection:(NSString *)section {
1579     if (record_ == nil)
1580         return;
1581     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1582         if (![sections containsObject:section]) {
1583             [sections addObject:section];
1584             Changed_ = true;
1585         }
1586     } else {
1587         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1588         Changed_ = true;
1589     }
1590 }
1591
1592 - (bool) addSection:(NSString *)section {
1593     if (record_ == nil)
1594         return false;
1595
1596     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1597     return true;
1598 }
1599
1600 - (void) _removeSection:(NSString *)section {
1601     if (record_ == nil)
1602         return;
1603
1604     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1605         if ([sections containsObject:section]) {
1606             [sections removeObject:section];
1607             Changed_ = true;
1608         }
1609 }
1610
1611 - (bool) removeSection:(NSString *)section {
1612     if (record_ == nil)
1613         return false;
1614
1615     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1616     return true;
1617 }
1618
1619 - (void) _remove {
1620     [Sources_ removeObjectForKey:[self key]];
1621     Changed_ = true;
1622 }
1623
1624 - (bool) remove {
1625     bool value(record_ != nil);
1626     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1627     return value;
1628 }
1629
1630 - (NSDictionary *) record {
1631     return record_;
1632 }
1633
1634 - (BOOL) trusted {
1635     return trusted_;
1636 }
1637
1638 - (NSString *) uri {
1639     return uri_;
1640 }
1641
1642 - (NSString *) distribution {
1643     return distribution_;
1644 }
1645
1646 - (NSString *) type {
1647     return type_;
1648 }
1649
1650 - (NSString *) base {
1651     return base_;
1652 }
1653
1654 - (NSString *) key {
1655     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1656 }
1657
1658 - (NSString *) host {
1659     return host_;
1660 }
1661
1662 - (NSString *) name {
1663     return origin_.empty() ? (id) authority_ : origin_;
1664 }
1665
1666 - (NSString *) shortDescription {
1667     return description_;
1668 }
1669
1670 - (NSString *) label {
1671     return label_.empty() ? (id) authority_ : label_;
1672 }
1673
1674 - (NSString *) origin {
1675     return origin_;
1676 }
1677
1678 - (NSString *) version {
1679     return version_;
1680 }
1681
1682 - (NSString *) defaultIcon {
1683     return defaultIcon_;
1684 }
1685
1686 @end
1687 /* }}} */
1688 /* CydiaOperation Class {{{ */
1689 @interface CydiaOperation : NSObject {
1690     _H<NSString> operator_;
1691     _H<NSString> value_;
1692 }
1693
1694 - (NSString *) operator;
1695 - (NSString *) value;
1696
1697 @end
1698
1699 @implementation CydiaOperation
1700
1701 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1702     if ((self = [super init]) != nil) {
1703         operator_ = [NSString stringWithUTF8String:_operator];
1704         value_ = [NSString stringWithUTF8String:value];
1705     } return self;
1706 }
1707
1708 + (NSArray *) _attributeKeys {
1709     return [NSArray arrayWithObjects:
1710         @"operator",
1711         @"value",
1712     nil];
1713 }
1714
1715 - (NSArray *) attributeKeys {
1716     return [[self class] _attributeKeys];
1717 }
1718
1719 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1720     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1721 }
1722
1723 - (NSString *) operator {
1724     return operator_;
1725 }
1726
1727 - (NSString *) value {
1728     return value_;
1729 }
1730
1731 @end
1732 /* }}} */
1733 /* CydiaClause Class {{{ */
1734 @interface CydiaClause : NSObject {
1735     _H<NSString> package_;
1736     _H<CydiaOperation> version_;
1737 }
1738
1739 - (NSString *) package;
1740 - (CydiaOperation *) version;
1741
1742 @end
1743
1744 @implementation CydiaClause
1745
1746 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1747     if ((self = [super init]) != nil) {
1748         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1749
1750         if (const char *version = dep.TargetVer())
1751             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1752         else
1753             version_ = (id) [NSNull null];
1754     } return self;
1755 }
1756
1757 + (NSArray *) _attributeKeys {
1758     return [NSArray arrayWithObjects:
1759         @"package",
1760         @"version",
1761     nil];
1762 }
1763
1764 - (NSArray *) attributeKeys {
1765     return [[self class] _attributeKeys];
1766 }
1767
1768 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1769     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1770 }
1771
1772 - (NSString *) package {
1773     return package_;
1774 }
1775
1776 - (CydiaOperation *) version {
1777     return version_;
1778 }
1779
1780 @end
1781 /* }}} */
1782 /* CydiaRelation Class {{{ */
1783 @interface CydiaRelation : NSObject {
1784     _H<NSString> relationship_;
1785     _H<NSMutableArray> clauses_;
1786 }
1787
1788 - (NSString *) relationship;
1789 - (NSArray *) clauses;
1790
1791 @end
1792
1793 @implementation CydiaRelation
1794
1795 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1796     if ((self = [super init]) != nil) {
1797         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1798         clauses_ = [NSMutableArray arrayWithCapacity:8];
1799
1800         pkgCache::DepIterator start;
1801         pkgCache::DepIterator end;
1802         dep.GlobOr(start, end); // ++dep
1803
1804         _forever {
1805             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1806
1807             // yes, seriously. (wtf?)
1808             if (start == end)
1809                 break;
1810             ++start;
1811         }
1812     } return self;
1813 }
1814
1815 + (NSArray *) _attributeKeys {
1816     return [NSArray arrayWithObjects:
1817         @"clauses",
1818         @"relationship",
1819     nil];
1820 }
1821
1822 - (NSArray *) attributeKeys {
1823     return [[self class] _attributeKeys];
1824 }
1825
1826 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1827     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1828 }
1829
1830 - (NSString *) relationship {
1831     return relationship_;
1832 }
1833
1834 - (NSArray *) clauses {
1835     return clauses_;
1836 }
1837
1838 - (void) addClause:(CydiaClause *)clause {
1839     [clauses_ addObject:clause];
1840 }
1841
1842 @end
1843 /* }}} */
1844 /* Package Class {{{ */
1845 struct ParsedPackage {
1846     CYString tagline_;
1847
1848     CYString architecture_;
1849     CYString icon_;
1850
1851     CYString depiction_;
1852     CYString homepage_;
1853
1854     CYString sponsor_;
1855     CYString author_;
1856
1857     CYString bugs_;
1858     CYString support_;
1859 };
1860
1861 @interface Package : NSObject {
1862     uint32_t era_ : 26;
1863     uint32_t role_ : 3;
1864     uint32_t essential_ : 1;
1865     uint32_t obsolete_ : 1;
1866     uint32_t ignored_ : 1;
1867
1868     apr_pool_t *pool_;
1869
1870     uint32_t rank_;
1871
1872     _transient Database *database_;
1873
1874     pkgCache::VerIterator version_;
1875     pkgCache::PkgIterator iterator_;
1876     pkgCache::VerFileIterator file_;
1877
1878     CYString id_;
1879     CYString name_;
1880
1881     CYString latest_;
1882     CYString installed_;
1883
1884     const char *section_;
1885     _transient NSString *section$_;
1886
1887     _H<Source> source_;
1888
1889     PackageValue *metadata_;
1890     ParsedPackage *parsed_;
1891
1892     _H<NSMutableArray> tags_;
1893 }
1894
1895 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1896 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1897
1898 - (pkgCache::PkgIterator) iterator;
1899 - (void) parse;
1900
1901 - (NSString *) section;
1902 - (NSString *) simpleSection;
1903
1904 - (NSString *) longSection;
1905 - (NSString *) shortSection;
1906
1907 - (NSString *) uri;
1908
1909 - (MIMEAddress *) maintainer;
1910 - (size_t) size;
1911 - (NSString *) longDescription;
1912 - (NSString *) shortDescription;
1913 - (unichar) index;
1914
1915 - (PackageValue *) metadata;
1916 - (time_t) seen;
1917
1918 - (bool) subscribed;
1919 - (bool) setSubscribed:(bool)subscribed;
1920
1921 - (BOOL) ignored;
1922
1923 - (NSString *) latest;
1924 - (NSString *) installed;
1925 - (BOOL) uninstalled;
1926
1927 - (BOOL) valid;
1928 - (BOOL) upgradableAndEssential:(BOOL)essential;
1929 - (BOOL) essential;
1930 - (BOOL) broken;
1931 - (BOOL) unfiltered;
1932 - (BOOL) visible;
1933
1934 - (BOOL) half;
1935 - (BOOL) halfConfigured;
1936 - (BOOL) halfInstalled;
1937 - (BOOL) hasMode;
1938 - (NSString *) mode;
1939
1940 - (NSString *) id;
1941 - (NSString *) name;
1942 - (UIImage *) icon;
1943 - (NSString *) homepage;
1944 - (NSString *) depiction;
1945 - (MIMEAddress *) author;
1946
1947 - (NSString *) support;
1948
1949 - (NSArray *) files;
1950 - (NSArray *) warnings;
1951 - (NSArray *) applications;
1952
1953 - (Source *) source;
1954
1955 - (uint32_t) rank;
1956 - (BOOL) matches:(NSArray *)query;
1957
1958 - (bool) hasSupportingRole;
1959 - (BOOL) hasTag:(NSString *)tag;
1960 - (NSString *) primaryPurpose;
1961 - (NSArray *) purposes;
1962 - (bool) isCommercial;
1963
1964 - (void) setIndex:(size_t)index;
1965
1966 - (CYString &) cyname;
1967
1968 - (uint32_t) compareBySection:(NSArray *)sections;
1969
1970 - (void) install;
1971 - (void) remove;
1972
1973 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1974 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1975 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1976 - (bool) isVisibleInSection:(NSString *)section;
1977 - (bool) isVisibleInSource:(Source *)source;
1978
1979 @end
1980
1981 uint32_t PackageChangesRadix(Package *self, void *) {
1982     union {
1983         uint32_t key;
1984
1985         struct {
1986             uint32_t timestamp : 30;
1987             uint32_t ignored : 1;
1988             uint32_t upgradable : 1;
1989         } bits;
1990     } value;
1991
1992     bool upgradable([self upgradableAndEssential:YES]);
1993     value.bits.upgradable = upgradable ? 1 : 0;
1994
1995     if (upgradable) {
1996         value.bits.timestamp = 0;
1997         value.bits.ignored = [self ignored] ? 0 : 1;
1998         value.bits.upgradable = 1;
1999     } else {
2000         value.bits.timestamp = [self seen] >> 2;
2001         value.bits.ignored = 0;
2002         value.bits.upgradable = 0;
2003     }
2004
2005     return _not(uint32_t) - value.key;
2006 }
2007
2008 uint32_t PackagePrefixRadix(Package *self, void *context) {
2009     size_t offset(reinterpret_cast<size_t>(context));
2010     CYString &name([self cyname]);
2011
2012     size_t size(name.size());
2013     if (size == 0)
2014         return 0;
2015     char *text(name.data());
2016
2017     size_t zeros;
2018     if (!isdigit(text[0]))
2019         zeros = 0;
2020     else {
2021         size_t digits(1);
2022         while (size != digits && isdigit(text[digits]))
2023             if (++digits == 4)
2024                 break;
2025         zeros = 4 - digits;
2026     }
2027
2028     uint8_t data[4];
2029
2030     if (offset == 0 && zeros != 0) {
2031         memset(data, '0', zeros);
2032         memcpy(data + zeros, text, 4 - zeros);
2033     } else {
2034         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2035         if (size <= offset - zeros)
2036             return 0;
2037
2038         text += offset - zeros;
2039         size -= offset - zeros;
2040
2041         if (size >= 4)
2042             memcpy(data, text, 4);
2043         else {
2044             memcpy(data, text, size);
2045             memset(data + size, 0, 4 - size);
2046         }
2047
2048         for (size_t i(0); i != 4; ++i)
2049             if (isalpha(data[i]))
2050                 data[i] |= 0x20;
2051     }
2052
2053     if (offset == 0)
2054         if (data[0] == '@')
2055             data[0] = 0x7f;
2056         else
2057             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2058
2059     /* XXX: ntohl may be more honest */
2060     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2061 }
2062
2063 CYString &(*PackageName)(Package *self, SEL sel);
2064
2065 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2066     _profile(PackageNameCompare)
2067         CYString &lhi(PackageName(lhs, @selector(cyname)));
2068         CYString &rhi(PackageName(rhs, @selector(cyname)));
2069         CFStringRef lhn(lhi), rhn(rhi);
2070
2071         if (lhn == NULL)
2072             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2073         else if (rhn == NULL)
2074             return NSOrderedDescending;
2075
2076         _profile(PackageNameCompare$NumbersLast)
2077             if (!lhi.empty() && !rhi.empty()) {
2078                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2079                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2080                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2081                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2082                     return lha ? NSOrderedAscending : NSOrderedDescending;
2083             }
2084         _end
2085
2086         CFIndex length = CFStringGetLength(lhn);
2087
2088         _profile(PackageNameCompare$Compare)
2089             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2090         _end
2091     _end
2092 }
2093
2094 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2095     return PackageNameCompare(*lhs, *rhs, context);
2096 }
2097
2098 struct PackageNameOrdering :
2099     std::binary_function<Package *, Package *, bool>
2100 {
2101     _finline bool operator ()(Package *lhs, Package *rhs) const {
2102         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2103     }
2104 };
2105
2106 @implementation Package
2107
2108 - (NSString *) description {
2109     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2110 }
2111
2112 - (void) dealloc {
2113     if (parsed_ != NULL)
2114         delete parsed_;
2115     [super dealloc];
2116 }
2117
2118 + (NSString *) webScriptNameForSelector:(SEL)selector {
2119     if (false);
2120     else if (selector == @selector(clear))
2121         return @"clear";
2122     else if (selector == @selector(getField:))
2123         return @"getField";
2124     else if (selector == @selector(hasTag:))
2125         return @"hasTag";
2126     else if (selector == @selector(install))
2127         return @"install";
2128     else if (selector == @selector(remove))
2129         return @"remove";
2130     else
2131         return nil;
2132 }
2133
2134 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2135     return [self webScriptNameForSelector:selector] == nil;
2136 }
2137
2138 + (NSArray *) _attributeKeys {
2139     return [NSArray arrayWithObjects:
2140         @"applications",
2141         @"architecture",
2142         @"author",
2143         @"depiction",
2144         @"essential",
2145         @"homepage",
2146         @"icon",
2147         @"id",
2148         @"installed",
2149         @"latest",
2150         @"longDescription",
2151         @"longSection",
2152         @"maintainer",
2153         @"mode",
2154         @"name",
2155         @"purposes",
2156         @"relations",
2157         @"section",
2158         @"selection",
2159         @"shortDescription",
2160         @"shortSection",
2161         @"simpleSection",
2162         @"size",
2163         @"source",
2164         @"sponsor",
2165         @"state",
2166         @"support",
2167         @"tags",
2168         @"warnings",
2169     nil];
2170 }
2171
2172 - (NSArray *) attributeKeys {
2173     return [[self class] _attributeKeys];
2174 }
2175
2176 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2177     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2178 }
2179
2180 - (NSArray *) relations {
2181 @synchronized (database_) {
2182     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2183     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2184         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2185     return relations;
2186 } }
2187
2188 - (NSString *) architecture {
2189     [self parse];
2190 @synchronized (database_) {
2191     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2192 } }
2193
2194 - (NSString *) getField:(NSString *)name {
2195 @synchronized (database_) {
2196     if ([database_ era] != era_ || file_.end())
2197         return nil;
2198
2199     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2200
2201     const char *start, *end;
2202     if (!parser.Find([name UTF8String], start, end))
2203         return (NSString *) [NSNull null];
2204
2205     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2206 } }
2207
2208 - (void) parse {
2209     if (parsed_ != NULL)
2210         return;
2211 @synchronized (database_) {
2212     if ([database_ era] != era_ || file_.end())
2213         return;
2214
2215     ParsedPackage *parsed(new ParsedPackage);
2216     parsed_ = parsed;
2217
2218     _profile(Package$parse)
2219         pkgRecords::Parser *parser;
2220
2221         _profile(Package$parse$Lookup)
2222             parser = &[database_ records]->Lookup(file_);
2223         _end
2224
2225         CYString website;
2226
2227         _profile(Package$parse$Find)
2228             struct {
2229                 const char *name_;
2230                 CYString *value_;
2231             } names[] = {
2232                 {"architecture", &parsed->architecture_},
2233                 {"icon", &parsed->icon_},
2234                 {"depiction", &parsed->depiction_},
2235                 {"homepage", &parsed->homepage_},
2236                 {"website", &website},
2237                 {"bugs", &parsed->bugs_},
2238                 {"support", &parsed->support_},
2239                 {"sponsor", &parsed->sponsor_},
2240                 {"author", &parsed->author_},
2241             };
2242
2243             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2244                 const char *start, *end;
2245
2246                 if (parser->Find(names[i].name_, start, end)) {
2247                     CYString &value(*names[i].value_);
2248                     _profile(Package$parse$Value)
2249                         value.set(pool_, start, end - start);
2250                     _end
2251                 }
2252             }
2253         _end
2254
2255         _profile(Package$parse$Tagline)
2256             const char *start, *end;
2257             if (parser->ShortDesc(start, end)) {
2258                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2259                 if (stop == NULL)
2260                     stop = end;
2261                 while (stop != start && stop[-1] == '\r')
2262                     --stop;
2263                 parsed->tagline_.set(pool_, start, stop - start);
2264             }
2265         _end
2266
2267         _profile(Package$parse$Retain)
2268             if (parsed->homepage_.empty())
2269                 parsed->homepage_ = website;
2270             if (parsed->homepage_ == parsed->depiction_)
2271                 parsed->homepage_.clear();
2272         _end
2273     _end
2274 } }
2275
2276 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2277     if ((self = [super init]) != nil) {
2278     _profile(Package$initWithVersion)
2279         pool_ = pool;
2280
2281         database_ = database;
2282         era_ = [database era];
2283
2284         version_ = version;
2285
2286         pkgCache::PkgIterator iterator(version.ParentPkg());
2287         iterator_ = iterator;
2288
2289         _profile(Package$initWithVersion$Version)
2290             if (!version_.end())
2291                 file_ = version_.FileList();
2292             else {
2293                 pkgCache &cache([database_ cache]);
2294                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2295             }
2296         _end
2297
2298         _profile(Package$initWithVersion$Cache)
2299             name_.set(NULL, iterator.Display());
2300
2301             latest_.set(NULL, StripVersion_(version_.VerStr()));
2302
2303             pkgCache::VerIterator current(iterator.CurrentVer());
2304             if (!current.end())
2305                 installed_.set(NULL, StripVersion_(current.VerStr()));
2306         _end
2307
2308         _profile(Package$initWithVersion$Tags)
2309             pkgCache::TagIterator tag(iterator.TagList());
2310             if (!tag.end()) {
2311                 tags_ = [NSMutableArray arrayWithCapacity:8];
2312                 do {
2313                     const char *name(tag.Name());
2314                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2315
2316                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2317                         if (strcmp(name + 6, "enduser") == 0)
2318                             role_ = 1;
2319                         else if (strcmp(name + 6, "hacker") == 0)
2320                             role_ = 2;
2321                         else if (strcmp(name + 6, "developer") == 0)
2322                             role_ = 3;
2323                         else if (strcmp(name + 6, "cydia") == 0)
2324                             role_ = 7;
2325                         else
2326                             role_ = 4;
2327                     }
2328
2329                     if (strncmp(name, "cydia::", 7) == 0) {
2330                         if (strcmp(name + 7, "essential") == 0)
2331                             essential_ = true;
2332                         else if (strcmp(name + 7, "obsolete") == 0)
2333                             obsolete_ = true;
2334                     }
2335
2336                     ++tag;
2337                 } while (!tag.end());
2338             }
2339         _end
2340
2341         _profile(Package$initWithVersion$Metadata)
2342             const char *mixed(iterator.Name());
2343             size_t size(strlen(mixed));
2344             char lower[size + 1];
2345
2346             for (size_t i(0); i != size; ++i)
2347                 lower[i] = mixed[i] | 0x20;
2348             lower[size] = '\0';
2349
2350             PackageValue *metadata(PackageFind(lower, size));
2351             metadata_ = metadata;
2352
2353             id_.set(NULL, metadata->name_, size);
2354
2355             const char *latest(version_.VerStr());
2356             size_t length(strlen(latest));
2357
2358             uint16_t vhash(hashlittle(latest, length));
2359
2360             size_t capped(std::min<size_t>(8, length));
2361             latest = latest + length - capped;
2362
2363             if (metadata->first_ == 0)
2364                 metadata->first_ = now_;
2365
2366             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2367                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2368                 metadata->vhash_ = vhash;
2369                 metadata->last_ = now_;
2370             } else if (metadata->last_ == 0)
2371                 metadata->last_ = metadata->first_;
2372         _end
2373
2374         _profile(Package$initWithVersion$Section)
2375             section_ = iterator.Section();
2376         _end
2377
2378         _profile(Package$initWithVersion$Flags)
2379             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2380             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2381         _end
2382     _end } return self;
2383 }
2384
2385 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2386     pkgCache::VerIterator version;
2387
2388     _profile(Package$packageWithIterator$GetCandidateVer)
2389         version = [database policy]->GetCandidateVer(iterator);
2390     _end
2391
2392     if (version.end())
2393         return nil;
2394
2395     Package *package;
2396
2397     _profile(Package$packageWithIterator$Allocate)
2398         package = [Package allocWithZone:zone];
2399     _end
2400
2401     _profile(Package$packageWithIterator$Initialize)
2402         package = [package
2403             initWithVersion:version
2404             withZone:zone
2405             inPool:pool
2406             database:database
2407         ];
2408     _end
2409
2410     _profile(Package$packageWithIterator$Autorelease)
2411         package = [package autorelease];
2412     _end
2413
2414     return package;
2415 }
2416
2417 - (pkgCache::PkgIterator) iterator {
2418     return iterator_;
2419 }
2420
2421 - (NSString *) section {
2422     if (section$_ == nil) {
2423         if (section_ == NULL)
2424             return nil;
2425
2426         _profile(Package$section$mappedSectionForPointer)
2427             section$_ = [database_ mappedSectionForPointer:section_];
2428         _end
2429     } return section$_;
2430 }
2431
2432 - (NSString *) simpleSection {
2433     if (NSString *section = [self section])
2434         return Simplify(section);
2435     else
2436         return nil;
2437 }
2438
2439 - (NSString *) longSection {
2440     return LocalizeSection([self section]);
2441 }
2442
2443 - (NSString *) shortSection {
2444     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2445 }
2446
2447 - (NSString *) uri {
2448     return nil;
2449 #if 0
2450     pkgIndexFile *index;
2451     pkgCache::PkgFileIterator file(file_.File());
2452     if (![database_ list].FindIndex(file, index))
2453         return nil;
2454     return [NSString stringWithUTF8String:iterator_->Path];
2455     //return [NSString stringWithUTF8String:file.Site()];
2456     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2457 #endif
2458 }
2459
2460 - (MIMEAddress *) maintainer {
2461 @synchronized (database_) {
2462     if ([database_ era] != era_ || file_.end())
2463         return nil;
2464
2465     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2466     const std::string &maintainer(parser->Maintainer());
2467     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2468 } }
2469
2470 - (size_t) size {
2471 @synchronized (database_) {
2472     if ([database_ era] != era_ || version_.end())
2473         return 0;
2474
2475     return version_->InstalledSize;
2476 } }
2477
2478 - (NSString *) longDescription {
2479 @synchronized (database_) {
2480     if ([database_ era] != era_ || file_.end())
2481         return nil;
2482
2483     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2484     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2485
2486     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2487     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2488     if ([lines count] < 2)
2489         return nil;
2490
2491     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2492     for (size_t i(1), e([lines count]); i != e; ++i) {
2493         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2494         [trimmed addObject:trim];
2495     }
2496
2497     return [trimmed componentsJoinedByString:@"\n"];
2498 } }
2499
2500 - (NSString *) shortDescription {
2501     if (parsed_ != NULL)
2502         return static_cast<NSString *>(parsed_->tagline_);
2503
2504 @synchronized (database_) {
2505     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2506
2507     const char *start, *end;
2508     if (!parser.ShortDesc(start, end))
2509         return nil;
2510
2511     if (end - start > 200)
2512         end = start + 200;
2513
2514     /*
2515     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2516         end = stop;
2517
2518     while (end != start && end[-1] == '\r')
2519         --end;
2520     */
2521
2522     return [(id) CYStringCreate(start, end - start) autorelease];
2523 } }
2524
2525 - (unichar) index {
2526     _profile(Package$index)
2527         CFStringRef name((CFStringRef) [self name]);
2528         if (CFStringGetLength(name) == 0)
2529             return '#';
2530         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2531         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2532             return '#';
2533         return toupper(character);
2534     _end
2535 }
2536
2537 - (PackageValue *) metadata {
2538     return metadata_;
2539 }
2540
2541 - (time_t) seen {
2542     PackageValue *metadata([self metadata]);
2543     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2544 }
2545
2546 - (bool) subscribed {
2547     return [self metadata]->subscribed_;
2548 }
2549
2550 - (bool) setSubscribed:(bool)subscribed {
2551     PackageValue *metadata([self metadata]);
2552     if (metadata->subscribed_ == subscribed)
2553         return false;
2554     metadata->subscribed_ = subscribed;
2555     return true;
2556 }
2557
2558 - (BOOL) ignored {
2559     return ignored_;
2560 }
2561
2562 - (NSString *) latest {
2563     return latest_;
2564 }
2565
2566 - (NSString *) installed {
2567     return installed_;
2568 }
2569
2570 - (BOOL) uninstalled {
2571     return installed_.empty();
2572 }
2573
2574 - (BOOL) valid {
2575     return !version_.end();
2576 }
2577
2578 - (BOOL) upgradableAndEssential:(BOOL)essential {
2579     _profile(Package$upgradableAndEssential)
2580         pkgCache::VerIterator current(iterator_.CurrentVer());
2581         if (current.end())
2582             return essential && essential_;
2583         else
2584             return !version_.end() && version_ != current;
2585     _end
2586 }
2587
2588 - (BOOL) essential {
2589     return essential_;
2590 }
2591
2592 - (BOOL) broken {
2593     return [database_ cache][iterator_].InstBroken();
2594 }
2595
2596 - (BOOL) unfiltered {
2597     _profile(Package$unfiltered$obsolete)
2598         if (_unlikely(obsolete_))
2599             return false;
2600     _end
2601
2602     _profile(Package$unfiltered$hasSupportingRole)
2603         if (_unlikely(![self hasSupportingRole]))
2604             return false;
2605     _end
2606
2607     return true;
2608 }
2609
2610 - (BOOL) visible {
2611     if (![self unfiltered])
2612         return false;
2613
2614     NSString *section;
2615
2616     _profile(Package$visible$section)
2617         section = [self section];
2618     _end
2619
2620     _profile(Package$visible$isSectionVisible)
2621         if (!isSectionVisible(section))
2622             return false;
2623     _end
2624
2625     return true;
2626 }
2627
2628 - (BOOL) half {
2629     unsigned char current(iterator_->CurrentState);
2630     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2631 }
2632
2633 - (BOOL) halfConfigured {
2634     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2635 }
2636
2637 - (BOOL) halfInstalled {
2638     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2639 }
2640
2641 - (BOOL) hasMode {
2642     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2643     return state.Mode != pkgDepCache::ModeKeep;
2644 }
2645
2646 - (NSString *) mode {
2647     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2648
2649     switch (state.Mode) {
2650         case pkgDepCache::ModeDelete:
2651             if ((state.iFlags & pkgDepCache::Purge) != 0)
2652                 return @"PURGE";
2653             else
2654                 return @"REMOVE";
2655         case pkgDepCache::ModeKeep:
2656             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2657                 return @"REINSTALL";
2658             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2659                 return nil;*/
2660             else
2661                 return nil;
2662         case pkgDepCache::ModeInstall:
2663             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2664                 return @"REINSTALL";
2665             else*/ switch (state.Status) {
2666                 case -1:
2667                     return @"DOWNGRADE";
2668                 case 0:
2669                     return @"INSTALL";
2670                 case 1:
2671                     return @"UPGRADE";
2672                 case 2:
2673                     return @"NEW_INSTALL";
2674                 _nodefault
2675             }
2676         _nodefault
2677     }
2678 }
2679
2680 - (NSString *) id {
2681     return id_;
2682 }
2683
2684 - (NSString *) name {
2685     return name_.empty() ? id_ : name_;
2686 }
2687
2688 - (UIImage *) icon {
2689     NSString *section = [self simpleSection];
2690
2691     UIImage *icon(nil);
2692     if (parsed_ != NULL)
2693         if (NSString *href = parsed_->icon_)
2694             if ([href hasPrefix:@"file:///"])
2695                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2696     if (icon == nil) if (section != nil)
2697         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2698     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2699         if ([dicon hasPrefix:@"file:///"])
2700             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2701     if (icon == nil)
2702         icon = [UIImage applicationImageNamed:@"unknown.png"];
2703     return icon;
2704 }
2705
2706 - (NSString *) homepage {
2707     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2708 }
2709
2710 - (NSString *) depiction {
2711     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2712 }
2713
2714 - (MIMEAddress *) sponsor {
2715     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2716 }
2717
2718 - (MIMEAddress *) author {
2719     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2720 }
2721
2722 - (NSString *) support {
2723     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2724 }
2725
2726 - (NSArray *) files {
2727     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2728     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2729
2730     std::ifstream fin;
2731     fin.open([path UTF8String]);
2732     if (!fin.is_open())
2733         return nil;
2734
2735     std::string line;
2736     while (std::getline(fin, line))
2737         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2738
2739     return files;
2740 }
2741
2742 - (NSString *) state {
2743 @synchronized (database_) {
2744     if ([database_ era] != era_ || file_.end())
2745         return nil;
2746
2747     switch (iterator_->CurrentState) {
2748         case pkgCache::State::NotInstalled:
2749             return @"NotInstalled";
2750         case pkgCache::State::UnPacked:
2751             return @"UnPacked";
2752         case pkgCache::State::HalfConfigured:
2753             return @"HalfConfigured";
2754         case pkgCache::State::HalfInstalled:
2755             return @"HalfInstalled";
2756         case pkgCache::State::ConfigFiles:
2757             return @"ConfigFiles";
2758         case pkgCache::State::Installed:
2759             return @"Installed";
2760         case pkgCache::State::TriggersAwaited:
2761             return @"TriggersAwaited";
2762         case pkgCache::State::TriggersPending:
2763             return @"TriggersPending";
2764     }
2765
2766     return (NSString *) [NSNull null];
2767 } }
2768
2769 - (NSString *) selection {
2770 @synchronized (database_) {
2771     if ([database_ era] != era_ || file_.end())
2772         return nil;
2773
2774     switch (iterator_->SelectedState) {
2775         case pkgCache::State::Unknown:
2776             return @"Unknown";
2777         case pkgCache::State::Install:
2778             return @"Install";
2779         case pkgCache::State::Hold:
2780             return @"Hold";
2781         case pkgCache::State::DeInstall:
2782             return @"DeInstall";
2783         case pkgCache::State::Purge:
2784             return @"Purge";
2785     }
2786
2787     return (NSString *) [NSNull null];
2788 } }
2789
2790 - (NSArray *) warnings {
2791     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2792     const char *name(iterator_.Name());
2793
2794     size_t length(strlen(name));
2795     if (length < 2) invalid:
2796         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2797     else for (size_t i(0); i != length; ++i)
2798         if (
2799             /* XXX: technically this is not allowed */
2800             (name[i] < 'A' || name[i] > 'Z') &&
2801             (name[i] < 'a' || name[i] > 'z') &&
2802             (name[i] < '0' || name[i] > '9') &&
2803             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2804         ) goto invalid;
2805
2806     if (strcmp(name, "cydia") != 0) {
2807         bool cydia = false;
2808         bool user = false;
2809         bool _private = false;
2810         bool stash = false;
2811
2812         bool repository = [[self section] isEqualToString:@"Repositories"];
2813
2814         if (NSArray *files = [self files])
2815             for (NSString *file in files)
2816                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2817                     cydia = true;
2818                 else if (!user && [file isEqualToString:@"/User"])
2819                     user = true;
2820                 else if (!_private && [file isEqualToString:@"/private"])
2821                     _private = true;
2822                 else if (!stash && [file isEqualToString:@"/var/stash"])
2823                     stash = true;
2824
2825         /* XXX: this is not sensitive enough. only some folders are valid. */
2826         if (cydia && !repository)
2827             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2828         if (user)
2829             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2830         if (_private)
2831             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2832         if (stash)
2833             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2834     }
2835
2836     return [warnings count] == 0 ? nil : warnings;
2837 }
2838
2839 - (NSArray *) applications {
2840     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2841
2842     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2843
2844     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2845     if (NSArray *files = [self files])
2846         for (NSString *file in files)
2847             if (application_r(file)) {
2848                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2849                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2850                 if ([id isEqualToString:me])
2851                     continue;
2852
2853                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2854                 if (display == nil)
2855                     display = application_r[1];
2856
2857                 NSString *bundle([file stringByDeletingLastPathComponent]);
2858                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2859                 if (icon == nil || [icon length] == 0)
2860                     icon = @"icon.png";
2861                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2862
2863                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2864                 [applications addObject:application];
2865
2866                 [application addObject:id];
2867                 [application addObject:display];
2868                 [application addObject:url];
2869             }
2870
2871     return [applications count] == 0 ? nil : applications;
2872 }
2873
2874 - (Source *) source {
2875     if (source_ == nil) {
2876         @synchronized (database_) {
2877             if ([database_ era] != era_ || file_.end())
2878                 source_ = (Source *) [NSNull null];
2879             else
2880                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2881         }
2882     }
2883
2884     return source_ == (Source *) [NSNull null] ? nil : source_;
2885 }
2886
2887 - (uint32_t) rank {
2888     return rank_;
2889 }
2890
2891 - (BOOL) matches:(NSArray *)query {
2892     if (query == nil || [query count] == 0)
2893         return NO;
2894
2895     rank_ = 0;
2896
2897     NSString *string;
2898     NSRange range;
2899     NSUInteger length;
2900
2901     string = [self name];
2902     length = [string length];
2903
2904     for (NSString *term in query) {
2905         range = [string rangeOfString:term options:MatchCompareOptions_];
2906         if (range.location != NSNotFound)
2907             rank_ -= 6 * 1000000 / length;
2908     }
2909
2910     if (rank_ == 0) {
2911         string = [self id];
2912         length = [string length];
2913
2914         for (NSString *term in query) {
2915             range = [string rangeOfString:term options:MatchCompareOptions_];
2916             if (range.location != NSNotFound)
2917                 rank_ -= 6 * 1000000 / length;
2918         }
2919     }
2920
2921     string = [self shortDescription];
2922     length = [string length];
2923     NSUInteger stop(std::min<NSUInteger>(length, 200));
2924
2925     for (NSString *term in query) {
2926         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2927         if (range.location != NSNotFound)
2928             rank_ -= 2 * 100000;
2929     }
2930
2931     return rank_ != 0;
2932 }
2933
2934 - (bool) hasSupportingRole {
2935     if (role_ == 0)
2936         return true;
2937     if (role_ == 1)
2938         return true;
2939     if ([Role_ isEqualToString:@"User"])
2940         return false;
2941     if (role_ == 2)
2942         return true;
2943     if ([Role_ isEqualToString:@"Hacker"])
2944         return false;
2945     if (role_ == 3)
2946         return true;
2947     if ([Role_ isEqualToString:@"Developer"])
2948         return false;
2949     _assert(false);
2950 }
2951
2952 - (NSArray *) tags {
2953     return tags_;
2954 }
2955
2956 - (BOOL) hasTag:(NSString *)tag {
2957     return tags_ == nil ? NO : [tags_ containsObject:tag];
2958 }
2959
2960 - (NSString *) primaryPurpose {
2961     for (NSString *tag in (NSArray *) tags_)
2962         if ([tag hasPrefix:@"purpose::"])
2963             return [tag substringFromIndex:9];
2964     return nil;
2965 }
2966
2967 - (NSArray *) purposes {
2968     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2969     for (NSString *tag in (NSArray *) tags_)
2970         if ([tag hasPrefix:@"purpose::"])
2971             [purposes addObject:[tag substringFromIndex:9]];
2972     return [purposes count] == 0 ? nil : purposes;
2973 }
2974
2975 - (bool) isCommercial {
2976     return [self hasTag:@"cydia::commercial"];
2977 }
2978
2979 - (void) setIndex:(size_t)index {
2980     if (metadata_->index_ != index)
2981         metadata_->index_ = index;
2982 }
2983
2984 - (CYString &) cyname {
2985     return name_.empty() ? id_ : name_;
2986 }
2987
2988 - (uint32_t) compareBySection:(NSArray *)sections {
2989     NSString *section([self section]);
2990     for (size_t i(0), e([sections count]); i != e; ++i) {
2991         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2992             return i;
2993     }
2994
2995     return _not(uint32_t);
2996 }
2997
2998 - (void) clear {
2999 @synchronized (database_) {
3000     pkgProblemResolver *resolver = [database_ resolver];
3001     resolver->Clear(iterator_);
3002
3003     pkgCacheFile &cache([database_ cache]);
3004     cache->SetReInstall(iterator_, false);
3005     cache->MarkKeep(iterator_, false);
3006 } }
3007
3008 - (void) install {
3009 @synchronized (database_) {
3010     pkgProblemResolver *resolver = [database_ resolver];
3011     resolver->Clear(iterator_);
3012     resolver->Protect(iterator_);
3013
3014     pkgCacheFile &cache([database_ cache]);
3015     cache->SetReInstall(iterator_, false);
3016     cache->MarkInstall(iterator_, false);
3017
3018     pkgDepCache::StateCache &state((*cache)[iterator_]);
3019     if (!state.Install())
3020         cache->SetReInstall(iterator_, true);
3021 } }
3022
3023 - (void) remove {
3024 @synchronized (database_) {
3025     pkgProblemResolver *resolver = [database_ resolver];
3026     resolver->Clear(iterator_);
3027     resolver->Remove(iterator_);
3028     resolver->Protect(iterator_);
3029
3030     pkgCacheFile &cache([database_ cache]);
3031     cache->SetReInstall(iterator_, false);
3032     cache->MarkDelete(iterator_, true);
3033 } }
3034
3035 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3036     _profile(Package$isUnfilteredAndSearchedForBy)
3037         bool value(true);
3038
3039         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3040             value &= [self unfiltered];
3041         _end
3042
3043         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3044             value &= [self matches:query];
3045         _end
3046
3047         return value;
3048     _end
3049 }
3050
3051 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3052     if ([search length] == 0)
3053         return false;
3054
3055     _profile(Package$isUnfilteredAndSelectedForBy)
3056         bool value(true);
3057
3058         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3059             value &= [self unfiltered];
3060         _end
3061
3062         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3063             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3064         _end
3065
3066         return value;
3067     _end
3068 }
3069
3070 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3071     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3072 }
3073
3074 - (bool) isVisibleInSection:(NSString *)name {
3075     NSString *section([self section]);
3076
3077     return (
3078         name == nil ||
3079         section == nil && [name length] == 0 ||
3080         [name isEqualToString:section]
3081     ) && [self visible];
3082 }
3083
3084 - (bool) isVisibleInSource:(Source *)source {
3085     return [self source] == source && [self visible];
3086 }
3087
3088 @end
3089 /* }}} */
3090 /* Section Class {{{ */
3091 @interface Section : NSObject {
3092     _H<NSString> name_;
3093     unichar index_;
3094     size_t row_;
3095     size_t count_;
3096     _H<NSString> localized_;
3097 }
3098
3099 - (NSComparisonResult) compareByLocalized:(Section *)section;
3100 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3101 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3102 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3103 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3104 - (NSString *) name;
3105 - (unichar) index;
3106
3107 - (size_t) row;
3108 - (size_t) count;
3109
3110 - (void) addToRow;
3111 - (void) addToCount;
3112
3113 - (void) setCount:(size_t)count;
3114 - (NSString *) localized;
3115
3116 @end
3117
3118 @implementation Section
3119
3120 - (NSComparisonResult) compareByLocalized:(Section *)section {
3121     NSString *lhs(localized_);
3122     NSString *rhs([section localized]);
3123
3124     /*if ([lhs length] != 0 && [rhs length] != 0) {
3125         unichar lhc = [lhs characterAtIndex:0];
3126         unichar rhc = [rhs characterAtIndex:0];
3127
3128         if (isalpha(lhc) && !isalpha(rhc))
3129             return NSOrderedAscending;
3130         else if (!isalpha(lhc) && isalpha(rhc))
3131             return NSOrderedDescending;
3132     }*/
3133
3134     return [lhs compare:rhs options:LaxCompareOptions_];
3135 }
3136
3137 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3138     if ((self = [self initWithName:name localize:NO]) != nil) {
3139         if (localized != nil)
3140             localized_ = localized;
3141     } return self;
3142 }
3143
3144 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3145     return [self initWithName:name row:0 localize:localize];
3146 }
3147
3148 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3149     if ((self = [super init]) != nil) {
3150         name_ = name;
3151         index_ = '\0';
3152         row_ = row;
3153         if (localize)
3154             localized_ = LocalizeSection(name_);
3155     } return self;
3156 }
3157
3158 /* XXX: localize the index thingees */
3159 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3160     if ((self = [super init]) != nil) {
3161         name_ = [NSString stringWithCharacters:&index length:1];
3162         index_ = index;
3163         row_ = row;
3164     } return self;
3165 }
3166
3167 - (NSString *) name {
3168     return name_;
3169 }
3170
3171 - (unichar) index {
3172     return index_;
3173 }
3174
3175 - (size_t) row {
3176     return row_;
3177 }
3178
3179 - (size_t) count {
3180     return count_;
3181 }
3182
3183 - (void) addToRow {
3184     ++row_;
3185 }
3186
3187 - (void) addToCount {
3188     ++count_;
3189 }
3190
3191 - (void) setCount:(size_t)count {
3192     count_ = count;
3193 }
3194
3195 - (NSString *) localized {
3196     return localized_;
3197 }
3198
3199 @end
3200 /* }}} */
3201
3202 class CydiaLogCleaner :
3203     public pkgArchiveCleaner
3204 {
3205   protected:
3206     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3207         unlink(File);
3208     }
3209 };
3210
3211 /* Database Implementation {{{ */
3212 @implementation Database
3213
3214 + (Database *) sharedInstance {
3215     static _H<Database> instance;
3216     if (instance == nil)
3217         instance = [[[Database alloc] init] autorelease];
3218     return instance;
3219 }
3220
3221 - (unsigned) era {
3222     return era_;
3223 }
3224
3225 - (void) releasePackages {
3226     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3227     CFArrayRemoveAllValues(packages_);
3228 }
3229
3230 - (void) dealloc {
3231     // XXX: actually implement this thing
3232     _assert(false);
3233     [self releasePackages];
3234     apr_pool_destroy(pool_);
3235     NSRecycleZone(zone_);
3236     [super dealloc];
3237 }
3238
3239 - (void) _readCydia:(NSNumber *)fd {
3240     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3241     std::istream is(&ib);
3242     std::string line;
3243
3244     static Pcre finish_r("^finish:([^:]*)$");
3245
3246     while (std::getline(is, line)) {
3247         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3248
3249         const char *data(line.c_str());
3250         size_t size = line.size();
3251         lprintf("C:%s\n", data);
3252
3253         if (finish_r(data, size)) {
3254             NSString *finish = finish_r[1];
3255             int index = [Finishes_ indexOfObject:finish];
3256             if (index != INT_MAX && index > Finish_)
3257                 Finish_ = index;
3258         }
3259
3260         [pool release];
3261     }
3262
3263     _assume(false);
3264 }
3265
3266 - (void) _readStatus:(NSNumber *)fd {
3267     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3268     std::istream is(&ib);
3269     std::string line;
3270
3271     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3272     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3273
3274     while (std::getline(is, line)) {
3275         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3276
3277         const char *data(line.c_str());
3278         size_t size(line.size());
3279         lprintf("S:%s\n", data);
3280
3281         if (conffile_r(data, size)) {
3282             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3283             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3284         } else if (strncmp(data, "status: ", 8) == 0) {
3285             // status: <package>: {unpacked,half-configured,installed}
3286             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3287             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3288         } else if (strncmp(data, "processing: ", 12) == 0) {
3289             // processing: configure: config-test
3290             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3291             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3292         } else if (pmstatus_r(data, size)) {
3293             std::string type([pmstatus_r[1] UTF8String]);
3294
3295             NSString *package = pmstatus_r[2];
3296             if ([package isEqualToString:@"dpkg-exec"])
3297                 package = nil;
3298
3299             float percent([pmstatus_r[3] floatValue]);
3300             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3301
3302             NSString *string = pmstatus_r[4];
3303
3304             if (type == "pmerror") {
3305                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3306                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3307             } else if (type == "pmstatus") {
3308                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3309                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3310             } else if (type == "pmconffile")
3311                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3312             else
3313                 lprintf("E:unknown pmstatus\n");
3314         } else
3315             lprintf("E:unknown status\n");
3316
3317         [pool release];
3318     }
3319
3320     _assume(false);
3321 }
3322
3323 - (void) _readOutput:(NSNumber *)fd {
3324     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3325     std::istream is(&ib);
3326     std::string line;
3327
3328     while (std::getline(is, line)) {
3329         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3330
3331         lprintf("O:%s\n", line.c_str());
3332
3333         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3334         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3335
3336         [pool release];
3337     }
3338
3339     _assume(false);
3340 }
3341
3342 - (FILE *) input {
3343     return input_;
3344 }
3345
3346 - (Package *) packageWithName:(NSString *)name {
3347     if (name == nil)
3348         return nil;
3349 @synchronized (self) {
3350     if (static_cast<pkgDepCache *>(cache_) == NULL)
3351         return nil;
3352     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3353     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3354 } }
3355
3356 - (id) init {
3357     if ((self = [super init]) != nil) {
3358         policy_ = NULL;
3359         records_ = NULL;
3360         resolver_ = NULL;
3361         fetcher_ = NULL;
3362         lock_ = NULL;
3363
3364         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3365         apr_pool_create(&pool_, NULL);
3366
3367         size_t capacity(MetaFile_->active_);
3368         if (capacity == 0)
3369             capacity = 16384;
3370         else
3371             capacity += 1024;
3372
3373         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3374         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3375
3376         int fds[2];
3377
3378         _assert(pipe(fds) != -1);
3379         cydiafd_ = fds[1];
3380
3381         _config->Set("APT::Keep-Fds::", cydiafd_);
3382         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3383
3384         [NSThread
3385             detachNewThreadSelector:@selector(_readCydia:)
3386             toTarget:self
3387             withObject:[NSNumber numberWithInt:fds[0]]
3388         ];
3389
3390         _assert(pipe(fds) != -1);
3391         statusfd_ = fds[1];
3392
3393         [NSThread
3394             detachNewThreadSelector:@selector(_readStatus:)
3395             toTarget:self
3396             withObject:[NSNumber numberWithInt:fds[0]]
3397         ];
3398
3399         _assert(pipe(fds) != -1);
3400         _assert(dup2(fds[0], 0) != -1);
3401         _assert(close(fds[0]) != -1);
3402
3403         input_ = fdopen(fds[1], "a");
3404
3405         _assert(pipe(fds) != -1);
3406         _assert(dup2(fds[1], 1) != -1);
3407         _assert(close(fds[1]) != -1);
3408
3409         [NSThread
3410             detachNewThreadSelector:@selector(_readOutput:)
3411             toTarget:self
3412             withObject:[NSNumber numberWithInt:fds[0]]
3413         ];
3414     } return self;
3415 }
3416
3417 - (pkgCacheFile &) cache {
3418     return cache_;
3419 }
3420
3421 - (pkgDepCache::Policy *) policy {
3422     return policy_;
3423 }
3424
3425 - (pkgRecords *) records {
3426     return records_;
3427 }
3428
3429 - (pkgProblemResolver *) resolver {
3430     return resolver_;
3431 }
3432
3433 - (pkgAcquire &) fetcher {
3434     return *fetcher_;
3435 }
3436
3437 - (pkgSourceList &) list {
3438     return *list_;
3439 }
3440
3441 - (NSArray *) packages {
3442     return (NSArray *) packages_;
3443 }
3444
3445 - (NSArray *) sources {
3446     return sourceList_;
3447 }
3448
3449 - (Source *) sourceWithKey:(NSString *)key {
3450     for (Source *source in [self sources]) {
3451         if ([[source key] isEqualToString:key])
3452             return source;
3453     } return nil;
3454 }
3455
3456 - (bool) popErrorWithTitle:(NSString *)title {
3457     bool fatal(false);
3458
3459     while (!_error->empty()) {
3460         std::string error;
3461         bool warning(!_error->PopMessage(error));
3462         if (!warning)
3463             fatal = true;
3464
3465         for (;;) {
3466             size_t size(error.size());
3467             if (size == 0 || error[size - 1] != '\n')
3468                 break;
3469             error.resize(size - 1);
3470         }
3471
3472         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3473
3474         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3475     }
3476
3477     return fatal;
3478 }
3479
3480 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3481     return [self popErrorWithTitle:title] || !success;
3482 }
3483
3484 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3485 @synchronized (self) {
3486     ++era_;
3487
3488     [self releasePackages];
3489
3490     sourceMap_.clear();
3491     [sourceList_ removeAllObjects];
3492
3493     _error->Discard();
3494
3495     delete list_;
3496     list_ = NULL;
3497     manager_ = NULL;
3498     delete lock_;
3499     lock_ = NULL;
3500     delete fetcher_;
3501     fetcher_ = NULL;
3502     delete resolver_;
3503     resolver_ = NULL;
3504     delete records_;
3505     records_ = NULL;
3506     delete policy_;
3507     policy_ = NULL;
3508
3509     cache_.Close();
3510
3511     apr_pool_clear(pool_);
3512
3513     NSRecycleZone(zone_);
3514     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3515
3516     int chk(creat("/tmp/cydia.chk", 0644));
3517     if (chk != -1)
3518         close(chk);
3519
3520     if (invocation != nil)
3521         [invocation invoke];
3522
3523     NSString *title(UCLocalize("DATABASE"));
3524
3525     _trace();
3526     OpProgress progress;
3527     while (!cache_.Open(progress, true)) { pop:
3528         std::string error;
3529         bool warning(!_error->PopMessage(error));
3530         lprintf("cache_.Open():[%s]\n", error.c_str());
3531
3532         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3533             [delegate_ repairWithSelector:@selector(configure)];
3534         else if (error == "The package lists or status file could not be parsed or opened.")
3535             [delegate_ repairWithSelector:@selector(update)];
3536         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3537         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3538         // else if (error == "Malformed Status line")
3539         // else if (error == "The list of sources could not be read.")
3540         else {
3541             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3542             return;
3543         }
3544
3545         if (warning)
3546             goto pop;
3547         _error->Discard();
3548     }
3549     _trace();
3550
3551     unlink("/tmp/cydia.chk");
3552
3553     now_ = [[NSDate date] timeIntervalSince1970];
3554
3555     policy_ = new pkgDepCache::Policy();
3556     records_ = new pkgRecords(cache_);
3557     resolver_ = new pkgProblemResolver(cache_);
3558     fetcher_ = new pkgAcquire(&status_);
3559     lock_ = NULL;
3560
3561     list_ = new pkgSourceList();
3562     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3563         return;
3564
3565     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3566         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3567         return;
3568     }
3569
3570     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3571         return;
3572
3573     if (cache_->BrokenCount() != 0) {
3574         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3575             return;
3576
3577         if (cache_->BrokenCount() != 0) {
3578             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3579             return;
3580         }
3581
3582         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3583             return;
3584     }
3585
3586     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3587         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3588         [sourceList_ addObject:object];
3589
3590         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3591         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3592             // XXX: this could be more intelligent
3593             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3594                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3595                 if (!cached.end())
3596                     sourceMap_[cached->ID] = object;
3597             }
3598     }
3599
3600     {
3601         /*std::vector<Package *> packages;
3602         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3603         packages_ = nil;*/
3604
3605         _trace();
3606
3607         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3608             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3609                 //packages.push_back(package);
3610                 CFArrayAppendValue(packages_, CFRetain(package));
3611
3612         _trace();
3613
3614         /*if (packages.empty())
3615             packages_ = [[NSArray alloc] init];
3616         else
3617             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3618         _trace();*/
3619
3620         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3621         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3622         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3623
3624         /*_trace();
3625         PrintTimes();
3626         _trace();*/
3627
3628         _trace();
3629
3630         /*if (!packages.empty())
3631             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3632         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3633
3634         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3635
3636         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3637
3638         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3639
3640         _trace();
3641
3642         size_t count(CFArrayGetCount(packages_));
3643         MetaFile_->active_ = count;
3644
3645         for (size_t index(0); index != count; ++index)
3646             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3647
3648         _trace();
3649     }
3650 } }
3651
3652 - (void) clear {
3653 @synchronized (self) {
3654     delete resolver_;
3655     resolver_ = new pkgProblemResolver(cache_);
3656
3657     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3658         if (!cache_[iterator].Keep())
3659             cache_->MarkKeep(iterator, false);
3660         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3661             cache_->SetReInstall(iterator, false);
3662 } }
3663
3664 - (void) configure {
3665     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3666     _trace();
3667     system([dpkg UTF8String]);
3668     _trace();
3669 }
3670
3671 - (bool) clean {
3672     // XXX: I don't remember this condition
3673     if (lock_ != NULL)
3674         return false;
3675
3676     FileFd Lock;
3677     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3678
3679     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3680
3681     if ([self popErrorWithTitle:title])
3682         return false;
3683
3684     pkgAcquire fetcher;
3685     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3686
3687     CydiaLogCleaner cleaner;
3688     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3689         return false;
3690
3691     return true;
3692 }
3693
3694 - (bool) prepare {
3695     fetcher_->Shutdown();
3696
3697     pkgRecords records(cache_);
3698
3699     lock_ = new FileFd();
3700     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3701
3702     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3703
3704     if ([self popErrorWithTitle:title])
3705         return false;
3706
3707     pkgSourceList list;
3708     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3709         return false;
3710
3711     manager_ = (_system->CreatePM(cache_));
3712     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3713         return false;
3714
3715     return true;
3716 }
3717
3718 - (void) perform {
3719     bool substrate(RestartSubstrate_);
3720     RestartSubstrate_ = false;
3721
3722     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3723
3724     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3725         pkgSourceList list;
3726         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3727             return;
3728         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3729             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3730     }
3731
3732     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3733
3734     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3735         _trace();
3736         [self popErrorWithTitle:title];
3737         return;
3738     }
3739
3740     bool failed = false;
3741     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3742         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3743             continue;
3744         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3745             continue;
3746
3747         failed = true;
3748     }
3749
3750     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3751
3752     if (failed) {
3753         _trace();
3754         return;
3755     }
3756
3757     if (substrate)
3758         RestartSubstrate_ = true;
3759
3760     _system->UnLock();
3761     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3762
3763     if (_error->PendingError()) {
3764         _trace();
3765         return;
3766     }
3767
3768     if (result == pkgPackageManager::Failed) {
3769         _trace();
3770         return;
3771     }
3772
3773     if (result != pkgPackageManager::Completed) {
3774         _trace();
3775         return;
3776     }
3777
3778     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3779         pkgSourceList list;
3780         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3781             return;
3782         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3783             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3784     }
3785
3786     if (![before isEqualToArray:after])
3787         [self update];
3788 }
3789
3790 - (bool) upgrade {
3791     NSString *title(UCLocalize("UPGRADE"));
3792     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3793         return false;
3794     return true;
3795 }
3796
3797 - (void) update {
3798     [self updateWithStatus:status_];
3799 }
3800
3801 - (void) updateWithStatus:(Status &)status {
3802     NSString *title(UCLocalize("REFRESHING_DATA"));
3803
3804     pkgSourceList list;
3805     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3806         return;
3807
3808     FileFd lock;
3809     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3810     if ([self popErrorWithTitle:title])
3811         return;
3812
3813     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3814
3815     bool success(ListUpdate(status, list, PulseInterval_));
3816     if (status.WasCancelled())
3817         _error->Discard();
3818     else {
3819         [self popErrorWithTitle:title forOperation:success];
3820         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3821         Changed_ = true;
3822     }
3823
3824     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3825 }
3826
3827 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3828     delegate_ = delegate;
3829 }
3830
3831 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3832     progress_ = delegate;
3833     status_.setDelegate(delegate);
3834 }
3835
3836 - (NSObject<ProgressDelegate> *) progressDelegate {
3837     return progress_;
3838 }
3839
3840 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3841     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3842     return i == sourceMap_.end() ? nil : i->second;
3843 }
3844
3845 - (NSString *) mappedSectionForPointer:(const char *)section {
3846     _H<NSString> *mapped;
3847
3848     _profile(Database$mappedSectionForPointer$Cache)
3849         mapped = &sections_[section];
3850     _end
3851
3852     if (*mapped == NULL) {
3853         size_t length(strlen(section));
3854         char spaced[length + 1];
3855
3856         _profile(Database$mappedSectionForPointer$Replace)
3857             for (size_t index(0); index != length; ++index)
3858                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3859             spaced[length] = '\0';
3860         _end
3861
3862         NSString *string;
3863
3864         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3865             string = [NSString stringWithUTF8String:spaced];
3866         _end
3867
3868         _profile(Database$mappedSectionForPointer$Map)
3869             string = [SectionMap_ objectForKey:string] ?: string;
3870         _end
3871
3872         *mapped = string;
3873     } return *mapped;
3874 }
3875
3876 @end
3877 /* }}} */
3878
3879 static _H<NSMutableSet> Diversions_;
3880
3881 @interface Diversion : NSObject {
3882     Pcre pattern_;
3883     _H<NSString> key_;
3884     _H<NSString> format_;
3885 }
3886
3887 @end
3888
3889 @implementation Diversion
3890
3891 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3892     if ((self = [super init]) != nil) {
3893         pattern_ = [from UTF8String];
3894         key_ = from;
3895         format_ = to;
3896     } return self;
3897 }
3898
3899 - (NSString *) divert:(NSString *)url {
3900     return !pattern_(url) ? nil : pattern_->*format_;
3901 }
3902
3903 + (NSURL *) divertURL:(NSURL *)url {
3904   divert:
3905     NSString *href([url absoluteString]);
3906
3907     for (Diversion *diversion in (id) Diversions_)
3908         if (NSString *diverted = [diversion divert:href]) {
3909 #if !ForRelease
3910             NSLog(@"div: %@", diverted);
3911 #endif
3912             url = [NSURL URLWithString:diverted];
3913             goto divert;
3914         }
3915
3916     return url;
3917 }
3918
3919 - (NSString *) key {
3920     return key_;
3921 }
3922
3923 - (NSUInteger) hash {
3924     return [key_ hash];
3925 }
3926
3927 - (BOOL) isEqual:(Diversion *)object {
3928     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3929 }
3930
3931 @end
3932
3933 @interface CydiaObject : NSObject {
3934     _H<IndirectDelegate> indirect_;
3935     _transient id delegate_;
3936 }
3937
3938 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3939
3940 @end
3941
3942 @interface CydiaWebViewController : CyteWebViewController {
3943     _H<CydiaObject> cydia_;
3944 }
3945
3946 + (void) addDiversion:(Diversion *)diversion;
3947
3948 @end
3949
3950 /* Web Scripting {{{ */
3951 @implementation CydiaObject
3952
3953 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3954     if ((self = [super init]) != nil) {
3955         indirect_ = indirect;
3956     } return self;
3957 }
3958
3959 - (void) setDelegate:(id)delegate {
3960     delegate_ = delegate;
3961 }
3962
3963 + (NSArray *) _attributeKeys {
3964     return [NSArray arrayWithObjects:
3965         @"bbsnum",
3966         @"cydiaSource",
3967         @"device",
3968         @"ecid",
3969         @"firmware",
3970         @"hostname",
3971         @"idiom",
3972         @"model",
3973         @"plmn",
3974         @"role",
3975         @"serial",
3976         @"token",
3977         @"version",
3978     nil];
3979 }
3980
3981 - (NSArray *) attributeKeys {
3982     return [[self class] _attributeKeys];
3983 }
3984
3985 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3986     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3987 }
3988
3989 - (NSString *) version {
3990     return @ Cydia_;
3991 }
3992
3993 - (NSString *) device {
3994     return [[UIDevice currentDevice] uniqueIdentifier];
3995 }
3996
3997 - (NSString *) firmware {
3998     return [[UIDevice currentDevice] systemVersion];
3999 }
4000
4001 - (NSString *) hostname {
4002     return [[UIDevice currentDevice] name];
4003 }
4004
4005 - (NSString *) idiom {
4006     return (id) Idiom_ ?: [NSNull null];
4007 }
4008
4009 - (NSString *) plmn {
4010     return (id) PLMN_ ?: [NSNull null];
4011 }
4012
4013 - (NSString *) bbsnum {
4014     return (id) BBSNum_ ?: [NSNull null];
4015 }
4016
4017 - (NSString *) ecid {
4018     return (id) ChipID_ ?: [NSNull null];
4019 }
4020
4021 - (NSString *) serial {
4022     return SerialNumber_;
4023 }
4024
4025 - (NSString *) role {
4026     return (id) Role_ ?: [NSNull null];
4027 }
4028
4029 - (NSString *) model {
4030     return [NSString stringWithUTF8String:Machine_];
4031 }
4032
4033 - (NSString *) token {
4034     return (id) Token_ ?: [NSNull null];
4035 }
4036
4037 + (NSString *) webScriptNameForSelector:(SEL)selector {
4038     if (false);
4039     else if (selector == @selector(addBridgedHost:))
4040         return @"addBridgedHost";
4041     else if (selector == @selector(addInsecureHost:))
4042         return @"addInsecureHost";
4043     else if (selector == @selector(addInternalRedirect::))
4044         return @"addInternalRedirect";
4045     else if (selector == @selector(addPipelinedHost:scheme:))
4046         return @"addPipelinedHost";
4047     else if (selector == @selector(addSource:::))
4048         return @"addSource";
4049     else if (selector == @selector(addTokenHost:))
4050         return @"addTokenHost";
4051     else if (selector == @selector(addTrivialSource:))
4052         return @"addTrivialSource";
4053     else if (selector == @selector(close))
4054         return @"close";
4055     else if (selector == @selector(du:))
4056         return @"du";
4057     else if (selector == @selector(stringWithFormat:arguments:))
4058         return @"format";
4059     else if (selector == @selector(getAllSources))
4060         return @"getAllSourcs";
4061     else if (selector == @selector(getKernelNumber:))
4062         return @"getKernelNumber";
4063     else if (selector == @selector(getKernelString:))
4064         return @"getKernelString";
4065     else if (selector == @selector(getInstalledPackages))
4066         return @"getInstalledPackages";
4067     else if (selector == @selector(getIORegistryEntry::))
4068         return @"getIORegistryEntry";
4069     else if (selector == @selector(getLocaleIdentifier))
4070         return @"getLocaleIdentifier";
4071     else if (selector == @selector(getPreferredLanguages))
4072         return @"getPreferredLanguages";
4073     else if (selector == @selector(getPackageById:))
4074         return @"getPackageById";
4075     else if (selector == @selector(getMetadataKeys))
4076         return @"getMetadataKeys";
4077     else if (selector == @selector(getMetadataValue:))
4078         return @"getMetadataValue";
4079     else if (selector == @selector(getSessionValue:))
4080         return @"getSessionValue";
4081     else if (selector == @selector(installPackages:))
4082         return @"installPackages";
4083     else if (selector == @selector(localizedStringForKey:value:table:))
4084         return @"localize";
4085     else if (selector == @selector(popViewController:))
4086         return @"popViewController";
4087     else if (selector == @selector(refreshSources))
4088         return @"refreshSources";
4089     else if (selector == @selector(removeButton))
4090         return @"removeButton";
4091     else if (selector == @selector(saveConfig))
4092         return @"saveConfig";
4093     else if (selector == @selector(setCydiaSource:))
4094         return @"setCydiaSource";
4095     else if (selector == @selector(setMetadataValue::))
4096         return @"setMetadataValue";
4097     else if (selector == @selector(setSessionValue::))
4098         return @"setSessionValue";
4099     else if (selector == @selector(substitutePackageNames:))
4100         return @"substitutePackageNames";
4101     else if (selector == @selector(scrollToBottom:))
4102         return @"scrollToBottom";
4103     else if (selector == @selector(setAllowsNavigationAction:))
4104         return @"setAllowsNavigationAction";
4105     else if (selector == @selector(setBadgeValue:))
4106         return @"setBadgeValue";
4107     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4108         return @"setButtonImage";
4109     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4110         return @"setButtonTitle";
4111     else if (selector == @selector(setHidesBackButton:))
4112         return @"setHidesBackButton";
4113     else if (selector == @selector(setHidesNavigationBar:))
4114         return @"setHidesNavigationBar";
4115     else if (selector == @selector(setNavigationBarStyle:))
4116         return @"setNavigationBarStyle";
4117     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4118         return @"setNavigationBarTintColor";
4119     else if (selector == @selector(setPasteboardString:))
4120         return @"setPasteboardString";
4121     else if (selector == @selector(setPasteboardURL:))
4122         return @"setPasteboardURL";
4123     else if (selector == @selector(setToken:))
4124         return @"setToken";
4125     else if (selector == @selector(setViewportWidth:))
4126         return @"setViewportWidth";
4127     else if (selector == @selector(statfs:))
4128         return @"statfs";
4129     else if (selector == @selector(supports:))
4130         return @"supports";
4131     else if (selector == @selector(unload))
4132         return @"unload";
4133     else
4134         return nil;
4135 }
4136
4137 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4138     return [self webScriptNameForSelector:selector] == nil;
4139 }
4140
4141 - (BOOL) supports:(NSString *)feature {
4142     return [feature isEqualToString:@"window.open"];
4143 }
4144
4145 - (void) unload {
4146     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4147 }
4148
4149 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4150     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4151 }
4152
4153 - (NSNumber *) getKernelNumber:(NSString *)name {
4154     const char *string([name UTF8String]);
4155
4156     size_t size;
4157     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4158         return (id) [NSNull null];
4159
4160     if (size != sizeof(int))
4161         return (id) [NSNull null];
4162
4163     int value;
4164     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4165         return (id) [NSNull null];
4166
4167     return [NSNumber numberWithInt:value];
4168 }
4169
4170 - (NSString *) getKernelString:(NSString *)name {
4171     const char *string([name UTF8String]);
4172
4173     size_t size;
4174     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4175         return (id) [NSNull null];
4176
4177     char value[size + 1];
4178     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4179         return (id) [NSNull null];
4180
4181     // XXX: just in case you request something ludicrous
4182     value[size] = '\0';
4183
4184     return [NSString stringWithCString:value];
4185 }
4186
4187 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4188     NSObject *value(CYIOGetValue([path UTF8String], entry));
4189
4190     if (value != nil)
4191         if ([value isKindOfClass:[NSData class]])
4192             value = CYHex((NSData *) value);
4193
4194     return value;
4195 }
4196
4197 - (void) _setCydiaSource:(NSString *)source {
4198     @synchronized (HostConfig_) {
4199         CydiaSource_ = source;
4200         [Metadata_ setObject:source forKey:@"CydiaSource"];
4201     }
4202
4203     Changed_ = true;
4204 }
4205
4206 - (void) setCydiaSource:(NSString *)source {
4207     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4208 }
4209
4210 - (NSString *) cydiaSource {
4211     @synchronized (HostConfig_) {
4212         return (id) CydiaSource_ ?: [NSNull null];
4213     }
4214 }
4215
4216 - (NSArray *) getMetadataKeys {
4217 @synchronized (Values_) {
4218     return [Values_ allKeys];
4219 } }
4220
4221 - (id) getMetadataValue:(NSString *)key {
4222 @synchronized (Values_) {
4223     return [Values_ objectForKey:key];
4224 } }
4225
4226 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4227 @synchronized (Values_) {
4228     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4229         [Values_ removeObjectForKey:key];
4230     else
4231         [Values_ setObject:value forKey:key];
4232
4233     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4234 } }
4235
4236 - (id) getSessionValue:(NSString *)key {
4237 @synchronized (SessionData_) {
4238     return [SessionData_ objectForKey:key];
4239 } }
4240
4241 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4242 @synchronized (SessionData_) {
4243     if (value == (id) [WebUndefined undefined])
4244         [SessionData_ removeObjectForKey:key];
4245     else
4246         [SessionData_ setObject:value forKey:key];
4247 } }
4248
4249 - (void) addBridgedHost:(NSString *)host {
4250 @synchronized (HostConfig_) {
4251     [BridgedHosts_ addObject:host];
4252 } }
4253
4254 - (void) addInsecureHost:(NSString *)host {
4255 @synchronized (HostConfig_) {
4256     [InsecureHosts_ addObject:host];
4257 } }
4258
4259 - (void) addTokenHost:(NSString *)host {
4260 @synchronized (HostConfig_) {
4261     [TokenHosts_ addObject:host];
4262 } }
4263
4264 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4265 @synchronized (HostConfig_) {
4266     if (scheme != (id) [WebUndefined undefined])
4267         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4268
4269     [PipelinedHosts_ addObject:host];
4270 } }
4271
4272 - (void) popViewController:(NSNumber *)value {
4273     if (value == (id) [WebUndefined undefined])
4274         value = [NSNumber numberWithBool:YES];
4275     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4276 }
4277
4278 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4279     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4280
4281     for (NSString *section in sections)
4282         [array addObject:section];
4283
4284     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4285         @"deb", @"Type",
4286         href, @"URI",
4287         distribution, @"Distribution",
4288         array, @"Sections",
4289     nil] waitUntilDone:NO];
4290 }
4291
4292 - (void) addTrivialSource:(NSString *)href {
4293     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4294 }
4295
4296 - (void) refreshSources {
4297     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4298 }
4299
4300 - (void) saveConfig {
4301     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4302 }
4303
4304 - (NSArray *) getAllSources {
4305     return [[Database sharedInstance] sources];
4306 }
4307
4308 - (NSArray *) getInstalledPackages {
4309     Database *database([Database sharedInstance]);
4310 @synchronized (database) {
4311     NSArray *packages([database packages]);
4312     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4313     for (Package *package in packages)
4314         if (![package uninstalled])
4315             [installed addObject:package];
4316     return installed;
4317 } }
4318
4319 - (Package *) getPackageById:(NSString *)id {
4320     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4321         [package parse];
4322         return package;
4323     } else
4324         return (Package *) [NSNull null];
4325 }
4326
4327 - (NSString *) getLocaleIdentifier {
4328     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4329 }
4330
4331 - (NSArray *) getPreferredLanguages {
4332     return Languages_;
4333 }
4334
4335 - (NSArray *) statfs:(NSString *)path {
4336     struct statfs stat;
4337
4338     if (path == nil || statfs([path UTF8String], &stat) == -1)
4339         return nil;
4340
4341     return [NSArray arrayWithObjects:
4342         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4343         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4344         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4345     nil];
4346 }
4347
4348 - (NSNumber *) du:(NSString *)path {
4349     NSNumber *value(nil);
4350
4351     int fds[2];
4352     _assert(pipe(fds) != -1);
4353
4354     pid_t pid(ExecFork());
4355     if (pid == 0) {
4356         _assert(dup2(fds[1], 1) != -1);
4357         _assert(close(fds[0]) != -1);
4358         _assert(close(fds[1]) != -1);
4359         /* XXX: this should probably not use du */
4360         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4361         exit(1);
4362         _assert(false);
4363     }
4364
4365     _assert(close(fds[1]) != -1);
4366
4367     if (FILE *du = fdopen(fds[0], "r")) {
4368         char line[1024];
4369         while (fgets(line, sizeof(line), du) != NULL) {
4370             size_t length(strlen(line));
4371             while (length != 0 && line[length - 1] == '\n')
4372                 line[--length] = '\0';
4373             if (char *tab = strchr(line, '\t')) {
4374                 *tab = '\0';
4375                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4376             }
4377         }
4378
4379         fclose(du);
4380     } else _assert(close(fds[0]));
4381
4382     int status;
4383   wait:
4384     if (waitpid(pid, &status, 0) == -1)
4385         if (errno == EINTR)
4386             goto wait;
4387         else _assert(false);
4388
4389     return value;
4390 }
4391
4392 - (void) close {
4393     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4394 }
4395
4396 - (void) installPackages:(NSArray *)packages {
4397     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4398 }
4399
4400 - (NSString *) substitutePackageNames:(NSString *)message {
4401     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4402     for (size_t i(0), e([words count]); i != e; ++i) {
4403         NSString *word([words objectAtIndex:i]);
4404         if (Package *package = [[Database sharedInstance] packageWithName:word])
4405             [words replaceObjectAtIndex:i withObject:[package name]];
4406     }
4407
4408     return [words componentsJoinedByString:@" "];
4409 }
4410
4411 - (void) removeButton {
4412     [indirect_ removeButton];
4413 }
4414
4415 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4416     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4417 }
4418
4419 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4420     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4421 }
4422
4423 - (void) setBadgeValue:(id)value {
4424     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4425 }
4426
4427 - (void) setAllowsNavigationAction:(NSString *)value {
4428     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4429 }
4430
4431 - (void) setHidesBackButton:(NSString *)value {
4432     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4433 }
4434
4435 - (void) setHidesNavigationBar:(NSString *)value {
4436     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4437 }
4438
4439 - (void) setNavigationBarStyle:(NSString *)value {
4440     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4441 }
4442
4443 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4444     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4445     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4446     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4447 }
4448
4449 - (void) setPasteboardString:(NSString *)value {
4450     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4451 }
4452
4453 - (void) setPasteboardURL:(NSString *)value {
4454     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4455 }
4456
4457 - (void) _setToken:(NSString *)token {
4458     Token_ = token;
4459
4460     if (token == nil)
4461         [Metadata_ removeObjectForKey:@"Token"];
4462     else
4463         [Metadata_ setObject:Token_ forKey:@"Token"];
4464
4465     Changed_ = true;
4466 }
4467
4468 - (void) setToken:(NSString *)token {
4469     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4470 }
4471
4472 - (void) scrollToBottom:(NSNumber *)animated {
4473     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4474 }
4475
4476 - (void) setViewportWidth:(float)width {
4477     [indirect_ setViewportWidthOnMainThread:width];
4478 }
4479
4480 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4481     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4482     unsigned count([arguments count]);
4483     id values[count];
4484     for (unsigned i(0); i != count; ++i)
4485         values[i] = [arguments objectAtIndex:i];
4486     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4487 }
4488
4489 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4490     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4491         value = nil;
4492     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4493         table = nil;
4494     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4495 }
4496
4497 @end
4498 /* }}} */
4499
4500 @interface NSURL (CydiaSecure)
4501 @end
4502
4503 @implementation NSURL (CydiaSecure)
4504
4505 - (bool) isCydiaSecure {
4506     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4507         return true;
4508
4509     @synchronized (HostConfig_) {
4510         if ([InsecureHosts_ containsObject:[self host]])
4511             return true;
4512     }
4513
4514     return false;
4515 }
4516
4517 @end
4518
4519 /* Cydia Browser Controller {{{ */
4520 @implementation CydiaWebViewController
4521
4522 - (NSURL *) navigationURL {
4523     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4524 }
4525
4526 + (void) initialize {
4527     Diversions_ = [NSMutableSet setWithCapacity:0];
4528 }
4529
4530 + (void) addDiversion:(Diversion *)diversion {
4531     [Diversions_ addObject:diversion];
4532 }
4533
4534 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4535     [super webView:view didClearWindowObject:window forFrame:frame];
4536
4537     WebDataSource *source([frame dataSource]);
4538     NSURLResponse *response([source response]);
4539     NSURL *url([response URL]);
4540     NSString *scheme([[url scheme] lowercaseString]);
4541
4542     bool bridged(false);
4543
4544     @synchronized (HostConfig_) {
4545         if ([scheme isEqualToString:@"file"])
4546             bridged = true;
4547         else if ([scheme isEqualToString:@"https"])
4548             if ([BridgedHosts_ containsObject:[url host]])
4549                 bridged = true;
4550     }
4551
4552     if (bridged)
4553         [window setValue:cydia_ forKey:@"cydia"];
4554 }
4555
4556 - (void) _setupMail:(MFMailComposeViewController *)controller {
4557     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4558
4559     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4560     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4561 }
4562
4563 - (NSURL *) URLWithURL:(NSURL *)url {
4564     return [Diversion divertURL:url];
4565 }
4566
4567 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4568     NSURL *url([request URL]);
4569     NSString *host([url host]);
4570
4571     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4572
4573     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4574         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4575     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4576         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4577
4578     bool token;
4579     @synchronized (HostConfig_) {
4580         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4581     }
4582
4583     if ([url isCydiaSecure] && token) {
4584         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4585             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4586     }
4587
4588     return copy;
4589 }
4590
4591 - (void) setDelegate:(id)delegate {
4592     [super setDelegate:delegate];
4593     [cydia_ setDelegate:delegate];
4594 }
4595
4596 - (NSString *) applicationNameForUserAgent {
4597     NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4598
4599     if (Safari_ != nil)
4600         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4601     if (Build_ != nil)
4602         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4603     if (Product_ != nil)
4604         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4605
4606     return application;
4607 }
4608
4609 - (id) init {
4610     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4611         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4612     } return self;
4613 }
4614
4615 @end
4616
4617 @interface AppCacheController : CydiaWebViewController {
4618 }
4619
4620 @end
4621
4622 @implementation AppCacheController
4623
4624 - (void) didReceiveMemoryWarning {
4625 }
4626
4627 @end
4628 /* }}} */
4629
4630 // CydiaScript {{{
4631 @interface NSObject (CydiaScript)
4632 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4633 @end
4634
4635 @implementation NSObject (CydiaScript)
4636
4637 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4638     return self;
4639 }
4640
4641 @end
4642
4643 @implementation NSArray (CydiaScript)
4644
4645 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4646     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4647     for (size_t i(0), e([self count]); i != e; ++i)
4648         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4649     return object;
4650 }
4651
4652 @end
4653
4654 @implementation NSDictionary (CydiaScript)
4655
4656 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4657     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4658     for (id i in self)
4659         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4660     return object;
4661 }
4662
4663 @end
4664 // }}}
4665
4666 /* Confirmation Controller {{{ */
4667 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4668     if (!iterator.end())
4669         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4670             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4671                 continue;
4672             pkgCache::PkgIterator package(dep.TargetPkg());
4673             if (package.end())
4674                 continue;
4675             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4676                 return true;
4677         }
4678
4679     return false;
4680 }
4681
4682 @protocol ConfirmationControllerDelegate
4683 - (void) cancelAndClear:(bool)clear;
4684 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4685 - (void) queue;
4686 @end
4687
4688 @interface ConfirmationController : CydiaWebViewController {
4689     _transient Database *database_;
4690
4691     _H<UIAlertView> essential_;
4692
4693     _H<NSDictionary> changes_;
4694     _H<NSMutableArray> issues_;
4695     _H<NSDictionary> sizes_;
4696
4697     BOOL substrate_;
4698 }
4699
4700 - (id) initWithDatabase:(Database *)database;
4701
4702 @end
4703
4704 @implementation ConfirmationController
4705
4706 - (void) complete {
4707     if (substrate_)
4708         RestartSubstrate_ = true;
4709     [delegate_ confirmWithNavigationController:[self navigationController]];
4710 }
4711
4712 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4713     NSString *context([alert context]);
4714
4715     if ([context isEqualToString:@"remove"]) {
4716         if (button == [alert cancelButtonIndex])
4717             [self dismissModalViewControllerAnimated:YES];
4718         else if (button == [alert firstOtherButtonIndex]) {
4719             [self complete];
4720         }
4721
4722         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4723     } else if ([context isEqualToString:@"unable"]) {
4724         [self dismissModalViewControllerAnimated:YES];
4725         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4726     } else {
4727         [super alertView:alert clickedButtonAtIndex:button];
4728     }
4729 }
4730
4731 - (void) _doContinue {
4732     [delegate_ cancelAndClear:NO];
4733     [self dismissModalViewControllerAnimated:YES];
4734 }
4735
4736 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4737     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4738     return nil;
4739 }
4740
4741 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4742     [super webView:view didClearWindowObject:window forFrame:frame];
4743
4744     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4745         (id) changes_, @"changes",
4746         (id) issues_, @"issues",
4747         (id) sizes_, @"sizes",
4748         self, @"queue",
4749     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4750 }
4751
4752 - (id) initWithDatabase:(Database *)database {
4753     if ((self = [super init]) != nil) {
4754         database_ = database;
4755
4756         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4757         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4758         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4759         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4760         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4761
4762         bool remove(false);
4763
4764         pkgCacheFile &cache([database_ cache]);
4765         NSArray *packages([database_ packages]);
4766         pkgDepCache::Policy *policy([database_ policy]);
4767
4768         issues_ = [NSMutableArray arrayWithCapacity:4];
4769
4770         for (Package *package in packages) {
4771             pkgCache::PkgIterator iterator([package iterator]);
4772             NSString *name([package id]);
4773
4774             if ([package broken]) {
4775                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4776
4777                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4778                     name, @"package",
4779                     reasons, @"reasons",
4780                 nil]];
4781
4782                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4783                 if (ver.end())
4784                     continue;
4785
4786                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4787                     pkgCache::DepIterator start;
4788                     pkgCache::DepIterator end;
4789                     dep.GlobOr(start, end); // ++dep
4790
4791                     if (!cache->IsImportantDep(end))
4792                         continue;
4793                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4794                         continue;
4795
4796                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4797
4798                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4799                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4800                         clauses, @"clauses",
4801                     nil]];
4802
4803                     _forever {
4804                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4805
4806                         pkgCache::PkgIterator target(start.TargetPkg());
4807                         if (target->ProvidesList != 0)
4808                             reason = @"missing";
4809                         else {
4810                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4811                             if (!ver.end()) {
4812                                 reason = @"installed";
4813                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4814                             } else if (!cache[target].CandidateVerIter(cache).end())
4815                                 reason = @"uninstalled";
4816                             else if (target->ProvidesList == 0)
4817                                 reason = @"uninstallable";
4818                             else
4819                                 reason = @"virtual";
4820                         }
4821
4822                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4823                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4824                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4825                         nil]);
4826
4827                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4828                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4829                             version, @"version",
4830                             reason, @"reason",
4831                             installed, @"installed",
4832                         nil]];
4833
4834                         // yes, seriously. (wtf?)
4835                         if (start == end)
4836                             break;
4837                         ++start;
4838                     }
4839                 }
4840             }
4841
4842             pkgDepCache::StateCache &state(cache[iterator]);
4843
4844             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4845
4846             if (state.NewInstall())
4847                 [installs addObject:name];
4848             // XXX: else if (state.Install())
4849             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4850                 [reinstalls addObject:name];
4851             // XXX: move before previous if
4852             else if (state.Upgrade())
4853                 [upgrades addObject:name];
4854             else if (state.Downgrade())
4855                 [downgrades addObject:name];
4856             else if (!state.Delete())
4857                 // XXX: _assert(state.Keep());
4858                 continue;
4859             else if (special_r(name))
4860                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4861                     [NSNull null], @"package",
4862                     [NSArray arrayWithObjects:
4863                         [NSDictionary dictionaryWithObjectsAndKeys:
4864                             @"Conflicts", @"relationship",
4865                             [NSArray arrayWithObjects:
4866                                 [NSDictionary dictionaryWithObjectsAndKeys:
4867                                     name, @"package",
4868                                     [NSNull null], @"version",
4869                                     @"installed", @"reason",
4870                                 nil],
4871                             nil], @"clauses",
4872                         nil],
4873                     nil], @"reasons",
4874                 nil]];
4875             else {
4876                 if ([package essential])
4877                     remove = true;
4878                 [removes addObject:name];
4879             }
4880
4881             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4882             substrate_ |= DepSubstrate(iterator.CurrentVer());
4883         }
4884
4885         if (!remove)
4886             essential_ = nil;
4887         else if (Advanced_) {
4888             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4889
4890             essential_ = [[[UIAlertView alloc]
4891                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4892                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4893                 delegate:self
4894                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4895                 otherButtonTitles:
4896                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4897                 nil
4898             ] autorelease];
4899
4900             [essential_ setContext:@"remove"];
4901         } else {
4902             essential_ = [[[UIAlertView alloc]
4903                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4904                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4905                 delegate:self
4906                 cancelButtonTitle:UCLocalize("OKAY")
4907                 otherButtonTitles:nil
4908             ] autorelease];
4909
4910             [essential_ setContext:@"unable"];
4911         }
4912
4913         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4914             installs, @"installs",
4915             reinstalls, @"reinstalls",
4916             upgrades, @"upgrades",
4917             downgrades, @"downgrades",
4918             removes, @"removes",
4919         nil];
4920
4921         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4922             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4923             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4924         nil];
4925
4926         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4927     } return self;
4928 }
4929
4930 - (UIBarButtonItem *) leftButton {
4931     return [[[UIBarButtonItem alloc]
4932         initWithTitle:UCLocalize("CANCEL")
4933         style:UIBarButtonItemStylePlain
4934         target:self
4935         action:@selector(cancelButtonClicked)
4936     ] autorelease];
4937 }
4938
4939 #if !AlwaysReload
4940 - (void) applyRightButton {
4941     if ([issues_ count] == 0 && ![self isLoading])
4942         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4943             initWithTitle:UCLocalize("CONFIRM")
4944             style:UIBarButtonItemStyleDone
4945             target:self
4946             action:@selector(confirmButtonClicked)
4947         ] autorelease]];
4948     else
4949         [[self navigationItem] setRightBarButtonItem:nil];
4950 }
4951 #endif
4952
4953 - (void) cancelButtonClicked {
4954     [self dismissModalViewControllerAnimated:YES];
4955     [delegate_ cancelAndClear:YES];
4956 }
4957
4958 #if !AlwaysReload
4959 - (void) confirmButtonClicked {
4960     if (essential_ != nil)
4961         [essential_ show];
4962     else
4963         [self complete];
4964 }
4965 #endif
4966
4967 @end
4968 /* }}} */
4969
4970 /* Progress Data {{{ */
4971 @interface CydiaProgressData : NSObject {
4972     _transient id delegate_;
4973
4974     bool running_;
4975     float percent_;
4976
4977     float current_;
4978     float total_;
4979     float speed_;
4980
4981     _H<NSMutableArray> events_;
4982     _H<NSString> title_;
4983
4984     _H<NSString> status_;
4985     _H<NSString> finish_;
4986 }
4987
4988 @end
4989
4990 @implementation CydiaProgressData
4991
4992 + (NSArray *) _attributeKeys {
4993     return [NSArray arrayWithObjects:
4994         @"current",
4995         @"events",
4996         @"finish",
4997         @"percent",
4998         @"running",
4999         @"speed",
5000         @"title",
5001         @"total",
5002     nil];
5003 }
5004
5005 - (NSArray *) attributeKeys {
5006     return [[self class] _attributeKeys];
5007 }
5008
5009 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5010     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5011 }
5012
5013 - (id) init {
5014     if ((self = [super init]) != nil) {
5015         events_ = [NSMutableArray arrayWithCapacity:32];
5016     } return self;
5017 }
5018
5019 - (void) setDelegate:(id)delegate {
5020     delegate_ = delegate;
5021 }
5022
5023 - (void) setPercent:(float)value {
5024     percent_ = value;
5025 }
5026
5027 - (NSNumber *) percent {
5028     return [NSNumber numberWithFloat:percent_];
5029 }
5030
5031 - (void) setCurrent:(float)value {
5032     current_ = value;
5033 }
5034
5035 - (NSNumber *) current {
5036     return [NSNumber numberWithFloat:current_];
5037 }
5038
5039 - (void) setTotal:(float)value {
5040     total_ = value;
5041 }
5042
5043 - (NSNumber *) total {
5044     return [NSNumber numberWithFloat:total_];
5045 }
5046
5047 - (void) setSpeed:(float)value {
5048     speed_ = value;
5049 }
5050
5051 - (NSNumber *) speed {
5052     return [NSNumber numberWithFloat:speed_];
5053 }
5054
5055 - (NSArray *) events {
5056     return events_;
5057 }
5058
5059 - (void) removeAllEvents {
5060     [events_ removeAllObjects];
5061 }
5062
5063 - (void) addEvent:(CydiaProgressEvent *)event {
5064     [events_ addObject:event];
5065 }
5066
5067 - (void) setTitle:(NSString *)text {
5068     title_ = text;
5069 }
5070
5071 - (NSString *) title {
5072     return title_;
5073 }
5074
5075 - (void) setFinish:(NSString *)text {
5076     finish_ = text;
5077 }
5078
5079 - (NSString *) finish {
5080     return (id) finish_ ?: [NSNull null];
5081 }
5082
5083 - (void) setRunning:(bool)running {
5084     running_ = running;
5085 }
5086
5087 - (NSNumber *) running {
5088     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5089 }
5090
5091 @end
5092 /* }}} */
5093 /* Progress Controller {{{ */
5094 @interface ProgressController : CydiaWebViewController <
5095     ProgressDelegate
5096 > {
5097     _transient Database *database_;
5098     _H<CydiaProgressData, 1> progress_;
5099     unsigned cancel_;
5100 }
5101
5102 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5103
5104 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5105
5106 - (void) setTitle:(NSString *)title;
5107 - (void) setCancellable:(bool)cancellable;
5108
5109 @end
5110
5111 @implementation ProgressController
5112
5113 - (void) dealloc {
5114     [database_ setProgressDelegate:nil];
5115     [super dealloc];
5116 }
5117
5118 - (UIBarButtonItem *) leftButton {
5119     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5120         initWithTitle:UCLocalize("CANCEL")
5121         style:UIBarButtonItemStylePlain
5122         target:self
5123         action:@selector(cancel)
5124     ] autorelease] : nil;
5125 }
5126
5127 - (void) updateCancel {
5128     [super applyLeftButton];
5129 }
5130
5131 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5132     if ((self = [super init]) != nil) {
5133         database_ = database;
5134         delegate_ = delegate;
5135
5136         [database_ setProgressDelegate:self];
5137
5138         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5139         [progress_ setDelegate:self];
5140
5141         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5142
5143         [scroller_ setBackgroundColor:[UIColor blackColor]];
5144
5145         [[self navigationItem] setHidesBackButton:YES];
5146
5147         [self updateCancel];
5148     } return self;
5149 }
5150
5151 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5152     [super webView:view didClearWindowObject:window forFrame:frame];
5153     [window setValue:progress_ forKey:@"cydiaProgress"];
5154 }
5155
5156 - (void) updateProgress {
5157     [self dispatchEvent:@"CydiaProgressUpdate"];
5158 }
5159
5160 - (void) viewWillAppear:(BOOL)animated {
5161     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5162     [super viewWillAppear:animated];
5163 }
5164
5165 - (void) close {
5166     UpdateExternalStatus(0);
5167
5168     if (Finish_ > 1)
5169         [delegate_ saveState];
5170
5171     switch (Finish_) {
5172         case 0:
5173             [delegate_ returnToCydia];
5174         break;
5175
5176         case 1:
5177             [delegate_ terminateWithSuccess];
5178             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5179                 [delegate_ suspendWithAnimation:YES];
5180             else
5181                 [delegate_ suspend];*/
5182         break;
5183
5184         case 2:
5185             _trace();
5186             goto reload;
5187
5188         case 3:
5189             _trace();
5190             goto reload;
5191
5192         reload:
5193             system("/usr/bin/sbreload");
5194             _trace();
5195         break;
5196
5197         case 4:
5198             _trace();
5199             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5200                 SBReboot(SBSSpringBoardServerPort());
5201             else
5202                 reboot2(RB_AUTOBOOT);
5203         break;
5204     }
5205
5206     [super close];
5207 }
5208
5209 - (void) setTitle:(NSString *)title {
5210     [progress_ setTitle:title];
5211     [self updateProgress];
5212 }
5213
5214 - (UIBarButtonItem *) rightButton {
5215     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5216         initWithTitle:UCLocalize("CLOSE")
5217         style:UIBarButtonItemStylePlain
5218         target:self
5219         action:@selector(close)
5220     ] autorelease];
5221 }
5222
5223 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5224     UpdateExternalStatus(1);
5225
5226     [progress_ setRunning:true];
5227     [self setTitle:title];
5228     // implicit updateProgress
5229
5230     SHA1SumValue notifyconf; {
5231         FileFd file;
5232         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5233             _error->Discard();
5234         else {
5235             MMap mmap(file, MMap::ReadOnly);
5236             SHA1Summation sha1;
5237             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5238             notifyconf = sha1.Result();
5239         }
5240     }
5241
5242     SHA1SumValue springlist; {
5243         FileFd file;
5244         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5245             _error->Discard();
5246         else {
5247             MMap mmap(file, MMap::ReadOnly);
5248             SHA1Summation sha1;
5249             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5250             springlist = sha1.Result();
5251         }
5252     }
5253
5254     if (invocation != nil) {
5255         [invocation yieldToSelector:@selector(invoke)];
5256         [self setTitle:@"COMPLETE"];
5257     }
5258
5259     if (Finish_ < 4) {
5260         FileFd file;
5261         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5262             _error->Discard();
5263         else {
5264             MMap mmap(file, MMap::ReadOnly);
5265             SHA1Summation sha1;
5266             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5267             if (!(notifyconf == sha1.Result()))
5268                 Finish_ = 4;
5269         }
5270     }
5271
5272     if (Finish_ < 3) {
5273         FileFd file;
5274         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5275             _error->Discard();
5276         else {
5277             MMap mmap(file, MMap::ReadOnly);
5278             SHA1Summation sha1;
5279             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5280             if (!(springlist == sha1.Result()))
5281                 Finish_ = 3;
5282         }
5283     }
5284
5285     if (Finish_ < 2) {
5286         if (RestartSubstrate_)
5287             Finish_ = 2;
5288     }
5289
5290     RestartSubstrate_ = false;
5291
5292     switch (Finish_) {
5293         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5294         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5295         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5296         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5297         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5298     }
5299
5300     _trace();
5301     system("su -c /usr/bin/uicache mobile");
5302     _trace();
5303
5304     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5305
5306     [progress_ setRunning:false];
5307     [self updateProgress];
5308
5309     [self applyRightButton];
5310 }
5311
5312 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5313     [progress_ addEvent:event];
5314     [self updateProgress];
5315 }
5316
5317 - (bool) isProgressCancelled {
5318     return cancel_ == 2;
5319 }
5320
5321 - (void) cancel {
5322     cancel_ = 2;
5323     [self updateCancel];
5324 }
5325
5326 - (void) setCancellable:(bool)cancellable {
5327     unsigned cancel(cancel_);
5328
5329     if (!cancellable)
5330         cancel_ = 0;
5331     else if (cancel_ == 0)
5332         cancel_ = 1;
5333
5334     if (cancel != cancel_)
5335         [self updateCancel];
5336 }
5337
5338 - (void) setProgressCancellable:(NSNumber *)cancellable {
5339     [self setCancellable:[cancellable boolValue]];
5340 }
5341
5342 - (void) setProgressPercent:(NSNumber *)percent {
5343     [progress_ setPercent:[percent floatValue]];
5344     [self updateProgress];
5345 }
5346
5347 - (void) setProgressStatus:(NSDictionary *)status {
5348     if (status == nil) {
5349         [progress_ setCurrent:0];
5350         [progress_ setTotal:0];
5351         [progress_ setSpeed:0];
5352     } else {
5353         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5354
5355         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5356         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5357         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5358     }
5359
5360     [self updateProgress];
5361 }
5362
5363 @end
5364 /* }}} */
5365
5366 /* Package Cell {{{ */
5367 @interface PackageCell : CyteTableViewCell <
5368     CyteTableViewCellDelegate
5369 > {
5370     _H<UIImage> icon_;
5371     _H<NSString> name_;
5372     _H<NSString> description_;
5373     bool commercial_;
5374     _H<NSString> source_;
5375     _H<UIImage> badge_;
5376     _H<UIImage> placard_;
5377     bool summarized_;
5378 }
5379
5380 - (PackageCell *) init;
5381 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5382
5383 - (void) drawContentRect:(CGRect)rect;
5384
5385 @end
5386
5387 @implementation PackageCell
5388
5389 - (PackageCell *) init {
5390     CGRect frame(CGRectMake(0, 0, 320, 74));
5391     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5392         UIView *content([self contentView]);
5393         CGRect bounds([content bounds]);
5394
5395         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5396         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5397         [content addSubview:content_];
5398
5399         [content_ setDelegate:self];
5400         [content_ setOpaque:YES];
5401     } return self;
5402 }
5403
5404 - (NSString *) accessibilityLabel {
5405     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5406 }
5407
5408 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5409     summarized_ = summary;
5410
5411     icon_ = nil;
5412     name_ = nil;
5413     description_ = nil;
5414     source_ = nil;
5415     badge_ = nil;
5416     placard_ = nil;
5417
5418     if (package == nil)
5419         [content_ setBackgroundColor:[UIColor whiteColor]];
5420     else {
5421         [package parse];
5422
5423         Source *source = [package source];
5424
5425         icon_ = [package icon];
5426
5427         if (NSString *name = [package name])
5428             name_ = [NSString stringWithString:name];
5429
5430         NSString *description(nil);
5431
5432         if (description == nil && IsWildcat_)
5433             description = [package longDescription];
5434         if (description == nil)
5435             description = [package shortDescription];
5436
5437         if (description != nil)
5438             description_ = [NSString stringWithString:description];
5439
5440         commercial_ = [package isCommercial];
5441
5442         NSString *label = nil;
5443         bool trusted = false;
5444
5445         if (source != nil) {
5446             label = [source label];
5447             trusted = [source trusted];
5448         } else if ([[package id] isEqualToString:@"firmware"])
5449             label = UCLocalize("APPLE");
5450         else
5451             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5452
5453         NSString *from(label);
5454
5455         NSString *section = [package simpleSection];
5456         if (section != nil && ![section isEqualToString:label]) {
5457             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5458             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5459         }
5460
5461         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5462
5463         if (NSString *purpose = [package primaryPurpose])
5464             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5465
5466         UIColor *color;
5467         NSString *placard;
5468
5469         if (NSString *mode = [package mode]) {
5470             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5471                 color = RemovingColor_;
5472                 //placard = @"removing";
5473             } else {
5474                 color = InstallingColor_;
5475                 //placard = @"installing";
5476             }
5477
5478             // XXX: the removing/installing placards are not @2x
5479             placard = nil;
5480         } else {
5481             color = [UIColor whiteColor];
5482
5483             if ([package installed] != nil)
5484                 placard = @"installed";
5485             else
5486                 placard = nil;
5487         }
5488
5489         [content_ setBackgroundColor:color];
5490
5491         if (placard != nil)
5492             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5493     }
5494
5495     [self setNeedsDisplay];
5496     [content_ setNeedsDisplay];
5497 }
5498
5499 - (void) drawSummaryContentRect:(CGRect)rect {
5500     bool highlighted(highlighted_);
5501     float width([self bounds].size.width);
5502
5503     if (icon_ != nil) {
5504         CGRect rect;
5505         rect.size = [(UIImage *) icon_ size];
5506
5507         rect.size.width /= 4;
5508         rect.size.height /= 4;
5509
5510         rect.origin.x = 14 - rect.size.width / 4;
5511         rect.origin.y = 14 - rect.size.height / 4;
5512
5513         [icon_ drawInRect:rect];
5514     }
5515
5516     if (badge_ != nil) {
5517         CGRect rect;
5518         rect.size = [(UIImage *) badge_ size];
5519
5520         rect.size.width /= 4;
5521         rect.size.height /= 4;
5522
5523         rect.origin.x = 20 - rect.size.width / 4;
5524         rect.origin.y = 20 - rect.size.height / 4;
5525
5526         [badge_ drawInRect:rect];
5527     }
5528
5529     if (highlighted)
5530         UISetColor(White_);
5531
5532     if (!highlighted)
5533         UISetColor(commercial_ ? Purple_ : Black_);
5534     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5535
5536     if (placard_ != nil)
5537         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5538 }
5539
5540 - (void) drawNormalContentRect:(CGRect)rect {
5541     bool highlighted(highlighted_);
5542     float width([self bounds].size.width);
5543
5544     if (icon_ != nil) {
5545         CGRect rect;
5546         rect.size = [(UIImage *) icon_ size];
5547
5548         rect.size.width /= 2;
5549         rect.size.height /= 2;
5550
5551         rect.origin.x = 25 - rect.size.width / 2;
5552         rect.origin.y = 25 - rect.size.height / 2;
5553
5554         [icon_ drawInRect:rect];
5555     }
5556
5557     if (badge_ != nil) {
5558         CGRect rect;
5559         rect.size = [(UIImage *) badge_ size];
5560
5561         rect.size.width /= 2;
5562         rect.size.height /= 2;
5563
5564         rect.origin.x = 36 - rect.size.width / 2;
5565         rect.origin.y = 36 - rect.size.height / 2;
5566
5567         [badge_ drawInRect:rect];
5568     }
5569
5570     if (highlighted)
5571         UISetColor(White_);
5572
5573     if (!highlighted)
5574         UISetColor(commercial_ ? Purple_ : Black_);
5575     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5576     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5577
5578     if (!highlighted)
5579         UISetColor(commercial_ ? Purplish_ : Gray_);
5580     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5581
5582     if (placard_ != nil)
5583         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5584 }
5585
5586 - (void) drawContentRect:(CGRect)rect {
5587     if (summarized_)
5588         [self drawSummaryContentRect:rect];
5589     else
5590         [self drawNormalContentRect:rect];
5591 }
5592
5593 @end
5594 /* }}} */
5595 /* Section Cell {{{ */
5596 @interface SectionCell : CyteTableViewCell <
5597     CyteTableViewCellDelegate
5598 > {
5599     _H<NSString> basic_;
5600     _H<NSString> section_;
5601     _H<NSString> name_;
5602     _H<NSString> count_;
5603     _H<UIImage> icon_;
5604     _H<UISwitch> switch_;
5605     BOOL editing_;
5606 }
5607
5608 - (void) setSection:(Section *)section editing:(BOOL)editing;
5609
5610 @end
5611
5612 @implementation SectionCell
5613
5614 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5615     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5616         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5617         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5618         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5619
5620         UIView *content([self contentView]);
5621         CGRect bounds([content bounds]);
5622
5623         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5624         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5625         [content addSubview:content_];
5626         [content_ setBackgroundColor:[UIColor whiteColor]];
5627
5628         [content_ setDelegate:self];
5629     } return self;
5630 }
5631
5632 - (void) onSwitch:(id)sender {
5633     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5634     if (metadata == nil) {
5635         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5636         [Sections_ setObject:metadata forKey:basic_];
5637     }
5638
5639     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5640     Changed_ = true;
5641 }
5642
5643 - (void) setSection:(Section *)section editing:(BOOL)editing {
5644     if (editing != editing_) {
5645         if (editing_)
5646             [switch_ removeFromSuperview];
5647         else
5648             [self addSubview:switch_];
5649         editing_ = editing;
5650     }
5651
5652     basic_ = nil;
5653     section_ = nil;
5654     name_ = nil;
5655     count_ = nil;
5656
5657     if (section == nil) {
5658         name_ = UCLocalize("ALL_PACKAGES");
5659         count_ = nil;
5660     } else {
5661         basic_ = [section name];
5662         section_ = [section localized];
5663
5664         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5665         count_ = [NSString stringWithFormat:@"%d", [section count]];
5666
5667         if (editing_)
5668             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5669     }
5670
5671     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5672     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5673
5674     [content_ setNeedsDisplay];
5675 }
5676
5677 - (void) setFrame:(CGRect)frame {
5678     [super setFrame:frame];
5679
5680     CGRect rect([switch_ frame]);
5681     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5682 }
5683
5684 - (NSString *) accessibilityLabel {
5685     return name_;
5686 }
5687
5688 - (void) drawContentRect:(CGRect)rect {
5689     bool highlighted(highlighted_ && !editing_);
5690
5691     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5692
5693     if (highlighted)
5694         UISetColor(White_);
5695
5696     float width(rect.size.width);
5697     if (editing_)
5698         width -= 87;
5699
5700     if (!highlighted)
5701         UISetColor(Black_);
5702     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5703
5704     CGSize size = [count_ sizeWithFont:Font14_];
5705
5706     UISetColor(White_);
5707     if (count_ != nil)
5708         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5709 }
5710
5711 @end
5712 /* }}} */
5713
5714 /* File Table {{{ */
5715 @interface FileTable : CyteViewController <
5716     UITableViewDataSource,
5717     UITableViewDelegate
5718 > {
5719     _transient Database *database_;
5720     _H<Package> package_;
5721     _H<NSString> name_;
5722     _H<NSMutableArray> files_;
5723     _H<UITableView, 2> list_;
5724 }
5725
5726 - (id) initWithDatabase:(Database *)database;
5727 - (void) setPackage:(Package *)package;
5728
5729 @end
5730
5731 @implementation FileTable
5732
5733 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5734     return files_ == nil ? 0 : [files_ count];
5735 }
5736
5737 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5738     return 24.0f;
5739 }*/
5740
5741 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5742     static NSString *reuseIdentifier = @"Cell";
5743
5744     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5745     if (cell == nil) {
5746         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5747         [cell setFont:[UIFont systemFontOfSize:16]];
5748     }
5749     [cell setText:[files_ objectAtIndex:indexPath.row]];
5750     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5751
5752     return cell;
5753 }
5754
5755 - (NSURL *) navigationURL {
5756     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5757 }
5758
5759 - (void) loadView {
5760     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5761
5762     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5763     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5764     [list_ setRowHeight:24.0f];
5765     [(UITableView *) list_ setDataSource:self];
5766     [list_ setDelegate:self];
5767     [[self view] addSubview:list_];
5768 }
5769
5770 - (void) viewDidLoad {
5771     [super viewDidLoad];
5772
5773     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5774 }
5775
5776 - (void) releaseSubviews {
5777     list_ = nil;
5778
5779     package_ = nil;
5780     files_ = nil;
5781
5782     [super releaseSubviews];
5783 }
5784
5785 - (id) initWithDatabase:(Database *)database {
5786     if ((self = [super init]) != nil) {
5787         database_ = database;
5788     } return self;
5789 }
5790
5791 - (void) setPackage:(Package *)package {
5792     package_ = nil;
5793     name_ = nil;
5794
5795     files_ = [NSMutableArray arrayWithCapacity:32];
5796
5797     if (package != nil) {
5798         package_ = package;
5799         name_ = [package id];
5800
5801         if (NSArray *files = [package files])
5802             [files_ addObjectsFromArray:files];
5803
5804         if ([files_ count] != 0) {
5805             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5806                 [files_ removeObjectAtIndex:0];
5807             [files_ sortUsingSelector:@selector(compareByPath:)];
5808
5809             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5810             [stack addObject:@"/"];
5811
5812             for (int i(0), e([files_ count]); i != e; ++i) {
5813                 NSString *file = [files_ objectAtIndex:i];
5814                 while (![file hasPrefix:[stack lastObject]])
5815                     [stack removeLastObject];
5816                 NSString *directory = [stack lastObject];
5817                 [stack addObject:[file stringByAppendingString:@"/"]];
5818                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5819                     ([stack count] - 2) * 3, "",
5820                     [file substringFromIndex:[directory length]]
5821                 ]];
5822             }
5823         }
5824     }
5825
5826     [list_ reloadData];
5827 }
5828
5829 - (void) reloadData {
5830     [super reloadData];
5831
5832     [self setPackage:[database_ packageWithName:name_]];
5833 }
5834
5835 @end
5836 /* }}} */
5837 /* Package Controller {{{ */
5838 @interface CYPackageController : CydiaWebViewController <
5839     UIActionSheetDelegate
5840 > {
5841     _transient Database *database_;
5842     _H<Package> package_;
5843     _H<NSString> name_;
5844     bool commercial_;
5845     _H<NSMutableArray> buttons_;
5846     _H<UIBarButtonItem> button_;
5847 }
5848
5849 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5850
5851 @end
5852
5853 @implementation CYPackageController
5854
5855 - (NSURL *) navigationURL {
5856     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5857 }
5858
5859 /* XXX: this is not safe at all... localization of /fail/ */
5860 - (void) _clickButtonWithName:(NSString *)name {
5861     if ([name isEqualToString:UCLocalize("CLEAR")])
5862         [delegate_ clearPackage:package_];
5863     else if ([name isEqualToString:UCLocalize("INSTALL")])
5864         [delegate_ installPackage:package_];
5865     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5866         [delegate_ installPackage:package_];
5867     else if ([name isEqualToString:UCLocalize("REMOVE")])
5868         [delegate_ removePackage:package_];
5869     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5870         [delegate_ installPackage:package_];
5871     else _assert(false);
5872 }
5873
5874 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5875     NSString *context([sheet context]);
5876
5877     if ([context isEqualToString:@"modify"]) {
5878         if (button != [sheet cancelButtonIndex]) {
5879             NSString *buttonName = [buttons_ objectAtIndex:button];
5880             [self _clickButtonWithName:buttonName];
5881         }
5882
5883         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5884     }
5885 }
5886
5887 - (bool) _allowJavaScriptPanel {
5888     return commercial_;
5889 }
5890
5891 #if !AlwaysReload
5892 - (void) _customButtonClicked {
5893     int count([buttons_ count]);
5894     if (count == 0)
5895         return;
5896
5897     if (count == 1)
5898         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5899     else {
5900         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5901         [buttons addObjectsFromArray:buttons_];
5902
5903         UIActionSheet *sheet = [[[UIActionSheet alloc]
5904             initWithTitle:nil
5905             delegate:self
5906             cancelButtonTitle:nil
5907             destructiveButtonTitle:nil
5908             otherButtonTitles:nil
5909         ] autorelease];
5910
5911         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5912         if (!IsWildcat_) {
5913            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5914            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5915         }
5916         [sheet setContext:@"modify"];
5917
5918         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5919     }
5920 }
5921
5922 // We don't want to allow non-commercial packages to do custom things to the install button,
5923 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5924 - (void) customButtonClicked {
5925     if (commercial_)
5926         [super customButtonClicked];
5927     else
5928         [self _customButtonClicked];
5929 }
5930
5931 - (void) reloadButtonClicked {
5932     // Don't reload a commerical package by tapping the loading button,
5933     // but if it's not an Install button, we should forward it on.
5934     if (![package_ uninstalled])
5935         [self _customButtonClicked];
5936 }
5937
5938 - (void) applyLoadingTitle {
5939     // Don't show "Loading" as the title. Ever.
5940 }
5941
5942 - (UIBarButtonItem *) rightButton {
5943     return button_;
5944 }
5945 #endif
5946
5947 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5948     if ((self = [super init]) != nil) {
5949         database_ = database;
5950         buttons_ = [NSMutableArray arrayWithCapacity:4];
5951         name_ = name == nil ? @"" : [NSString stringWithString:name];
5952         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5953     } return self;
5954 }
5955
5956 - (void) reloadData {
5957     [super reloadData];
5958
5959     package_ = [database_ packageWithName:name_];
5960
5961     [buttons_ removeAllObjects];
5962
5963     if (package_ != nil) {
5964         [(Package *) package_ parse];
5965
5966         commercial_ = [package_ isCommercial];
5967
5968         if ([package_ mode] != nil)
5969             [buttons_ addObject:UCLocalize("CLEAR")];
5970         if ([package_ source] == nil);
5971         else if ([package_ upgradableAndEssential:NO])
5972             [buttons_ addObject:UCLocalize("UPGRADE")];
5973         else if ([package_ uninstalled])
5974             [buttons_ addObject:UCLocalize("INSTALL")];
5975         else
5976             [buttons_ addObject:UCLocalize("REINSTALL")];
5977         if (![package_ uninstalled])
5978             [buttons_ addObject:UCLocalize("REMOVE")];
5979     }
5980
5981     NSString *title;
5982     switch ([buttons_ count]) {
5983         case 0: title = nil; break;
5984         case 1: title = [buttons_ objectAtIndex:0]; break;
5985         default: title = UCLocalize("MODIFY"); break;
5986     }
5987
5988     button_ = [[[UIBarButtonItem alloc]
5989         initWithTitle:title
5990         style:UIBarButtonItemStylePlain
5991         target:self
5992         action:@selector(customButtonClicked)
5993     ] autorelease];
5994 }
5995
5996 - (bool) isLoading {
5997     return commercial_ ? [super isLoading] : false;
5998 }
5999
6000 @end
6001 /* }}} */
6002
6003 /* Package List Controller {{{ */
6004 @interface PackageListController : CyteViewController <
6005     UITableViewDataSource,
6006     UITableViewDelegate
6007 > {
6008     _transient Database *database_;
6009     unsigned era_;
6010     _H<NSArray> packages_;
6011     _H<NSMutableArray> sections_;
6012     _H<UITableView, 2> list_;
6013     _H<NSMutableArray> index_;
6014     _H<NSMutableDictionary> indices_;
6015     _H<NSString> title_;
6016     unsigned reloading_;
6017 }
6018
6019 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6020 - (void) setDelegate:(id)delegate;
6021 - (void) resetCursor;
6022 - (void) clearData;
6023
6024 @end
6025
6026 @implementation PackageListController
6027
6028 - (bool) isSummarized {
6029     return false;
6030 }
6031
6032 - (bool) showsSections {
6033     return true;
6034 }
6035
6036 - (void) deselectWithAnimation:(BOOL)animated {
6037     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6038 }
6039
6040 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6041     CGRect base = [[self view] bounds];
6042     base.size.height -= bounds.size.height;
6043     base.origin = [list_ frame].origin;
6044
6045     [UIView beginAnimations:nil context:NULL];
6046     [UIView setAnimationBeginsFromCurrentState:YES];
6047     [UIView setAnimationCurve:curve];
6048     [UIView setAnimationDuration:duration];
6049     [list_ setFrame:base];
6050     [UIView commitAnimations];
6051 }
6052
6053 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6054     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6055 }
6056
6057 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6058     [self resizeForKeyboardBounds:bounds duration:0];
6059 }
6060
6061 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6062     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6063         *curve = UIViewAnimationCurveEaseInOut;
6064     else
6065         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6066
6067     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6068         *duration = 0.3;
6069     else
6070         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6071 }
6072
6073 - (void) keyboardWillShow:(NSNotification *)notification {
6074     CGRect bounds;
6075     CGPoint center;
6076     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6077     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6078
6079     NSTimeInterval duration;
6080     UIViewAnimationCurve curve;
6081     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6082
6083     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);
6084     UIViewController *base = self;
6085     while ([base parentViewController] != nil)
6086         base = [base parentViewController];
6087     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6088     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6089
6090     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6091         intersection.size.height += CYStatusBarHeight([self interfaceOrientation]);
6092
6093     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6094 }
6095
6096 - (void) keyboardWillHide:(NSNotification *)notification {
6097     NSTimeInterval duration;
6098     UIViewAnimationCurve curve;
6099     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6100
6101     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6102 }
6103
6104 - (void) viewWillAppear:(BOOL)animated {
6105     [super viewWillAppear:animated];
6106
6107     [self resizeForKeyboardBounds:CGRectZero];
6108     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6109     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6110 }
6111
6112 - (void) viewWillDisappear:(BOOL)animated {
6113     [super viewWillDisappear:animated];
6114
6115     [self resizeForKeyboardBounds:CGRectZero];
6116     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6117     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6118 }
6119
6120 - (void) viewDidAppear:(BOOL)animated {
6121     [super viewDidAppear:animated];
6122     [self deselectWithAnimation:animated];
6123 }
6124
6125 - (void) didSelectPackage:(Package *)package {
6126     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6127     [view setDelegate:delegate_];
6128     [[self navigationController] pushViewController:view animated:YES];
6129 }
6130
6131 #if TryIndexedCollation
6132 + (BOOL) hasIndexedCollation {
6133     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6134 }
6135 #endif
6136
6137 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6138     NSInteger count([sections_ count]);
6139     return count == 0 ? 1 : count;
6140 }
6141
6142 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6143     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6144         return nil;
6145     return [[sections_ objectAtIndex:section] name];
6146 }
6147
6148 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6149     if ([sections_ count] == 0)
6150         return 0;
6151     return [[sections_ objectAtIndex:section] count];
6152 }
6153
6154 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6155 @synchronized (database_) {
6156     if ([database_ era] != era_)
6157         return nil;
6158
6159     Section *section([sections_ objectAtIndex:[path section]]);
6160     NSInteger row([path row]);
6161     Package *package([packages_ objectAtIndex:([section row] + row)]);
6162     return [[package retain] autorelease];
6163 } }
6164
6165 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6166     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6167     if (cell == nil)
6168         cell = [[[PackageCell alloc] init] autorelease];
6169
6170     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6171     [cell setPackage:package asSummary:[self isSummarized]];
6172     return cell;
6173 }
6174
6175 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6176     Package *package([self packageAtIndexPath:path]);
6177     package = [database_ packageWithName:[package id]];
6178     [self didSelectPackage:package];
6179 }
6180
6181 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6182     if (![self showsSections])
6183         return nil;
6184
6185     return index_;
6186 }
6187
6188 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6189 #if TryIndexedCollation
6190     if ([[self class] hasIndexedCollation]) {
6191         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6192     }
6193 #endif
6194
6195     return index;
6196 }
6197
6198 - (void) updateHeight {
6199     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6200 }
6201
6202 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6203     if ((self = [super init]) != nil) {
6204         database_ = database;
6205         title_ = [title copy];
6206         [[self navigationItem] setTitle:title_];
6207     } return self;
6208 }
6209
6210 - (void) loadView {
6211     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6212
6213     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6214     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6215     [[self view] addSubview:list_];
6216
6217     // XXX: is 20 the most optimal number here?
6218     [list_ setSectionIndexMinimumDisplayRowCount:20];
6219
6220     [(UITableView *) list_ setDataSource:self];
6221     [list_ setDelegate:self];
6222
6223     [self updateHeight];
6224 }
6225
6226 - (void) releaseSubviews {
6227     list_ = nil;
6228
6229     packages_ = nil;
6230     sections_ = nil;
6231     index_ = nil;
6232     indices_ = nil;
6233
6234     [super releaseSubviews];
6235 }
6236
6237 - (void) setDelegate:(id)delegate {
6238     delegate_ = delegate;
6239 }
6240
6241 - (bool) shouldYield {
6242     return false;
6243 }
6244
6245 - (bool) shouldBlock {
6246     return false;
6247 }
6248
6249 - (NSMutableArray *) _reloadPackages {
6250 @synchronized (database_) {
6251     era_ = [database_ era];
6252     NSArray *packages([database_ packages]);
6253
6254     return [NSMutableArray arrayWithArray:packages];
6255 } }
6256
6257 - (void) _reloadData {
6258     if (reloading_ != 0) {
6259         reloading_ = 2;
6260         return;
6261     }
6262
6263     NSArray *packages;
6264
6265     if ([self shouldYield]) {
6266         do {
6267             UIProgressHUD *hud;
6268
6269             if (![self shouldBlock])
6270                 hud = nil;
6271             else {
6272                 hud = [delegate_ addProgressHUD];
6273                 [hud setText:UCLocalize("LOADING")];
6274             }
6275
6276             reloading_ = 1;
6277             packages = [self yieldToSelector:@selector(_reloadPackages)];
6278
6279             if (hud != nil)
6280                 [delegate_ removeProgressHUD:hud];
6281         } while (reloading_ == 2);
6282
6283         reloading_ = 0;
6284     } else {
6285         packages = [self _reloadPackages];
6286     }
6287
6288     packages_ = packages;
6289
6290     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6291     sections_ = [NSMutableArray arrayWithCapacity:16];
6292
6293     Section *section = nil;
6294
6295 #if TryIndexedCollation
6296     if ([[self class] hasIndexedCollation]) {
6297         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6298
6299         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6300         NSArray *titles = [collation sectionIndexTitles];
6301         int secidx = -1;
6302
6303         _profile(PackageTable$reloadData$Section)
6304             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6305                 Package *package;
6306                 int index;
6307
6308                 _profile(PackageTable$reloadData$Section$Package)
6309                     package = [packages_ objectAtIndex:offset];
6310                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6311                 _end
6312
6313                 while (secidx < index) {
6314                     secidx += 1;
6315
6316                     _profile(PackageTable$reloadData$Section$Allocate)
6317                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6318                     _end
6319
6320                     _profile(PackageTable$reloadData$Section$Add)
6321                         [sections_ addObject:section];
6322                     _end
6323                 }
6324
6325                 [section addToCount];
6326             }
6327         _end
6328     } else
6329 #endif
6330     {
6331         index_ = [NSMutableArray arrayWithCapacity:32];
6332
6333         bool sectioned([self showsSections]);
6334         if (!sectioned) {
6335             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6336             [sections_ addObject:section];
6337         }
6338
6339         _profile(PackageTable$reloadData$Section)
6340             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6341                 Package *package;
6342                 unichar index;
6343
6344                 _profile(PackageTable$reloadData$Section$Package)
6345                     package = [packages_ objectAtIndex:offset];
6346                     index = [package index];
6347                 _end
6348
6349                 if (sectioned && (section == nil || [section index] != index)) {
6350                     _profile(PackageTable$reloadData$Section$Allocate)
6351                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6352                     _end
6353
6354                     [index_ addObject:[section name]];
6355                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6356
6357                     _profile(PackageTable$reloadData$Section$Add)
6358                         [sections_ addObject:section];
6359                     _end
6360                 }
6361
6362                 [section addToCount];
6363             }
6364         _end
6365     }
6366
6367     [self updateHeight];
6368
6369     _profile(PackageTable$reloadData$List)
6370         [(UITableView *) list_ setDataSource:self];
6371         [list_ reloadData];
6372     _end
6373 }
6374
6375 - (void) reloadData {
6376     [super reloadData];
6377
6378     if ([self shouldYield])
6379         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6380     else
6381         [self _reloadData];
6382 }
6383
6384 - (void) resetCursor {
6385     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6386 }
6387
6388 - (void) clearData {
6389     [self updateHeight];
6390
6391     [list_ setDataSource:nil];
6392     [list_ reloadData];
6393
6394     [self resetCursor];
6395 }
6396
6397 @end
6398 /* }}} */
6399 /* Filtered Package List Controller {{{ */
6400 @interface FilteredPackageListController : PackageListController {
6401     SEL filter_;
6402     IMP imp_;
6403     _H<NSObject> object_;
6404 }
6405
6406 - (void) setObject:(id)object;
6407 - (void) setObject:(id)object forFilter:(SEL)filter;
6408
6409 - (SEL) filter;
6410 - (void) setFilter:(SEL)filter;
6411
6412 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6413
6414 @end
6415
6416 @implementation FilteredPackageListController
6417
6418 - (SEL) filter {
6419     return filter_;
6420 }
6421
6422 - (void) setFilter:(SEL)filter {
6423 @synchronized (self) {
6424     filter_ = filter;
6425
6426     /* XXX: this is an unsafe optimization of doomy hell */
6427     Method method(class_getInstanceMethod([Package class], filter));
6428     _assert(method != NULL);
6429     imp_ = method_getImplementation(method);
6430     _assert(imp_ != NULL);
6431 } }
6432
6433 - (void) setObject:(id)object {
6434 @synchronized (self) {
6435     object_ = object;
6436 } }
6437
6438 - (void) setObject:(id)object forFilter:(SEL)filter {
6439 @synchronized (self) {
6440     [self setFilter:filter];
6441     [self setObject:object];
6442 } }
6443
6444 - (NSMutableArray *) _reloadPackages {
6445 @synchronized (database_) {
6446     era_ = [database_ era];
6447     NSArray *packages([database_ packages]);
6448
6449     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6450
6451     IMP imp;
6452     SEL filter;
6453     _H<NSObject> object;
6454
6455     @synchronized (self) {
6456         imp = imp_;
6457         filter = filter_;
6458         object = object_;
6459     }
6460
6461     _profile(PackageTable$reloadData$Filter)
6462         for (Package *package in packages)
6463             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6464                 [filtered addObject:package];
6465     _end
6466
6467     return filtered;
6468 } }
6469
6470 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6471     if ((self = [super initWithDatabase:database title:title]) != nil) {
6472         [self setFilter:filter];
6473         [self setObject:object];
6474     } return self;
6475 }
6476
6477 @end
6478 /* }}} */
6479
6480 /* Home Controller {{{ */
6481 @interface HomeController : CydiaWebViewController {
6482 }
6483
6484 @end
6485
6486 @implementation HomeController
6487
6488 - (id) init {
6489     if ((self = [super init]) != nil) {
6490         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6491         [self reloadData];
6492     } return self;
6493 }
6494
6495 - (NSURL *) navigationURL {
6496     return [NSURL URLWithString:@"cydia://home"];
6497 }
6498
6499 - (void) didReceiveMemoryWarning {
6500 }
6501
6502 - (void) aboutButtonClicked {
6503     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6504
6505     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6506     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6507     [alert setCancelButtonIndex:0];
6508
6509     [alert setMessage:
6510         @"Copyright \u00a9 2008-2011\n"
6511         "SaurikIT, LLC\n"
6512         "\n"
6513         "Jay Freeman (saurik)\n"
6514         "saurik@saurik.com\n"
6515         "http://www.saurik.com/"
6516     ];
6517
6518     [alert show];
6519 }
6520
6521 - (UIBarButtonItem *) leftButton {
6522     return [[[UIBarButtonItem alloc]
6523         initWithTitle:UCLocalize("ABOUT")
6524         style:UIBarButtonItemStylePlain
6525         target:self
6526         action:@selector(aboutButtonClicked)
6527     ] autorelease];
6528 }
6529
6530 @end
6531 /* }}} */
6532 /* Manage Controller {{{ */
6533 @interface ManageController : CydiaWebViewController {
6534 }
6535
6536 - (void) queueStatusDidChange;
6537
6538 @end
6539
6540 @implementation ManageController
6541
6542 - (id) init {
6543     if ((self = [super init]) != nil) {
6544         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6545     } return self;
6546 }
6547
6548 - (NSURL *) navigationURL {
6549     return [NSURL URLWithString:@"cydia://manage"];
6550 }
6551
6552 - (UIBarButtonItem *) leftButton {
6553     return [[[UIBarButtonItem alloc]
6554         initWithTitle:UCLocalize("SETTINGS")
6555         style:UIBarButtonItemStylePlain
6556         target:self
6557         action:@selector(settingsButtonClicked)
6558     ] autorelease];
6559 }
6560
6561 - (void) settingsButtonClicked {
6562     [delegate_ showSettings];
6563 }
6564
6565 - (void) queueButtonClicked {
6566     [delegate_ queue];
6567 }
6568
6569 - (UIBarButtonItem *) customButton {
6570     return Queuing_ ? [[[UIBarButtonItem alloc]
6571         initWithTitle:UCLocalize("QUEUE")
6572         style:UIBarButtonItemStyleDone
6573         target:self
6574         action:@selector(queueButtonClicked)
6575     ] autorelease] : [super customButton];
6576 }
6577
6578 - (void) queueStatusDidChange {
6579     [self applyRightButton];
6580 }
6581
6582 - (bool) isLoading {
6583     return !Queuing_ && [super isLoading];
6584 }
6585
6586 @end
6587 /* }}} */
6588
6589 /* Refresh Bar {{{ */
6590 @interface RefreshBar : UINavigationBar {
6591     _H<UIProgressIndicator> indicator_;
6592     _H<UITextLabel> prompt_;
6593     _H<UIProgressBar> progress_;
6594     _H<UINavigationButton> cancel_;
6595 }
6596
6597 @end
6598
6599 @implementation RefreshBar
6600
6601 - (void) positionViews {
6602     CGRect frame = [cancel_ frame];
6603     frame.size = [cancel_ sizeThatFits:frame.size];
6604     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6605     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6606     [cancel_ setFrame:frame];
6607
6608     CGSize prgsize = {75, 100};
6609     CGRect prgrect = {{
6610         [self frame].size.width - prgsize.width - 10,
6611         ([self frame].size.height - prgsize.height) / 2
6612     } , prgsize};
6613     [progress_ setFrame:prgrect];
6614
6615     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6616     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6617     CGRect indrect = {{indoffset, indoffset}, indsize};
6618     [indicator_ setFrame:indrect];
6619
6620     CGSize prmsize = {215, indsize.height + 4};
6621     CGRect prmrect = {{
6622         indoffset * 2 + indsize.width,
6623         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6624     }, prmsize};
6625     [prompt_ setFrame:prmrect];
6626 }
6627
6628 - (void) setFrame:(CGRect)frame {
6629     [super setFrame:frame];
6630     [self positionViews];
6631 }
6632
6633 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6634     if ((self = [super initWithFrame:frame]) != nil) {
6635         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6636
6637         [self setBarStyle:UIBarStyleBlack];
6638
6639         UIBarStyle barstyle([self _barStyle:NO]);
6640         bool ugly(barstyle == UIBarStyleDefault);
6641
6642         UIProgressIndicatorStyle style = ugly ?
6643             UIProgressIndicatorStyleMediumBrown :
6644             UIProgressIndicatorStyleMediumWhite;
6645
6646         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6647         [(UIProgressIndicator *) indicator_ setStyle:style];
6648         [indicator_ startAnimation];
6649         [self addSubview:indicator_];
6650
6651         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6652         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6653         [prompt_ setBackgroundColor:[UIColor clearColor]];
6654         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6655         [self addSubview:prompt_];
6656
6657         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6658         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6659         [(UIProgressBar *) progress_ setStyle:0];
6660         [self addSubview:progress_];
6661
6662         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6663         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6664         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6665         [cancel_ setBarStyle:barstyle];
6666
6667         [self positionViews];
6668     } return self;
6669 }
6670
6671 - (void) setCancellable:(bool)cancellable {
6672     if (cancellable)
6673         [self addSubview:cancel_];
6674     else
6675         [cancel_ removeFromSuperview];
6676 }
6677
6678 - (void) start {
6679     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6680     [progress_ setProgress:0];
6681 }
6682
6683 - (void) stop {
6684     [self setCancellable:NO];
6685 }
6686
6687 - (void) setPrompt:(NSString *)prompt {
6688     [prompt_ setText:prompt];
6689 }
6690
6691 - (void) setProgress:(float)progress {
6692     [progress_ setProgress:progress];
6693 }
6694
6695 @end
6696 /* }}} */
6697
6698 /* Cydia Navigation Controller Interface {{{ */
6699 @interface UINavigationController (Cydia)
6700
6701 - (NSArray *) navigationURLCollection;
6702 - (void) unloadData;
6703
6704 @end
6705 /* }}} */
6706
6707 /* Cydia Tab Bar Controller {{{ */
6708 @interface CYTabBarController : UITabBarController <
6709     UITabBarControllerDelegate,
6710     ProgressDelegate
6711 > {
6712     _transient Database *database_;
6713     _H<RefreshBar, 1> refreshbar_;
6714
6715     bool dropped_;
6716     bool updating_;
6717     // XXX: ok, "updatedelegate_"?...
6718     _transient NSObject<CydiaDelegate> *updatedelegate_;
6719
6720     _H<UIViewController> remembered_;
6721     _transient UIViewController *transient_;
6722 }
6723
6724 - (NSArray *) navigationURLCollection;
6725 - (void) dropBar:(BOOL)animated;
6726 - (void) beginUpdate;
6727 - (void) raiseBar:(BOOL)animated;
6728 - (BOOL) updating;
6729 - (void) unloadData;
6730
6731 @end
6732
6733 @implementation CYTabBarController
6734
6735 - (void) setUnselectedViewController:(UIViewController *)transient {
6736     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6737     if (transient != nil) {
6738         if (transient_ == nil)
6739             remembered_ = [controllers objectAtIndex:0];
6740         transient_ = transient;
6741         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6742         [controllers replaceObjectAtIndex:0 withObject:transient_];
6743         [self setSelectedIndex:0];
6744         [self setViewControllers:controllers];
6745         [self concealTabBarSelection];
6746     } else if (remembered_ != nil) {
6747         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6748         transient_ = transient;
6749         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6750         remembered_ = nil;
6751         [self setViewControllers:controllers];
6752         [self revealTabBarSelection];
6753     }
6754 }
6755
6756 - (UIViewController *) unselectedViewController {
6757     return transient_;
6758 }
6759
6760 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6761     if ([self unselectedViewController])
6762         [self setUnselectedViewController:nil];
6763 }
6764
6765 - (NSArray *) navigationURLCollection {
6766     NSMutableArray *items([NSMutableArray array]);
6767
6768     // XXX: Should this deal with transient view controllers?
6769     for (id navigation in [self viewControllers]) {
6770         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6771         if (stack != nil)
6772             [items addObject:stack];
6773     }
6774
6775     return items;
6776 }
6777
6778 - (void) unloadData {
6779     [super unloadData];
6780
6781     for (UINavigationController *controller in [self viewControllers])
6782         [controller unloadData];
6783
6784     if (UIViewController *selected = [self selectedViewController])
6785         [selected reloadData];
6786
6787     if (UIViewController *unselected = [self unselectedViewController]) {
6788         [unselected unloadData];
6789         [unselected reloadData];
6790     }
6791 }
6792
6793 - (void) dealloc {
6794     [[NSNotificationCenter defaultCenter] removeObserver:self];
6795
6796     [super dealloc];
6797 }
6798
6799 - (id) initWithDatabase:(Database *)database {
6800     if ((self = [super init]) != nil) {
6801         database_ = database;
6802         [self setDelegate:self];
6803
6804         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6805         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6806
6807         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6808     } return self;
6809 }
6810
6811 - (void) setUpdate:(NSDate *)date {
6812     [self beginUpdate];
6813 }
6814
6815 - (void) beginUpdate {
6816     [(RefreshBar *) refreshbar_ start];
6817     [self dropBar:YES];
6818
6819     [updatedelegate_ retainNetworkActivityIndicator];
6820     updating_ = true;
6821
6822     [NSThread
6823         detachNewThreadSelector:@selector(performUpdate)
6824         toTarget:self
6825         withObject:nil
6826     ];
6827 }
6828
6829 - (void) performUpdate {
6830     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6831
6832     Status status;
6833     status.setDelegate(self);
6834     [database_ updateWithStatus:status];
6835
6836     [self
6837         performSelectorOnMainThread:@selector(completeUpdate)
6838         withObject:nil
6839         waitUntilDone:NO
6840     ];
6841
6842     [pool release];
6843 }
6844
6845 - (void) stopUpdateWithSelector:(SEL)selector {
6846     updating_ = false;
6847     [updatedelegate_ releaseNetworkActivityIndicator];
6848
6849     [self raiseBar:YES];
6850     [refreshbar_ stop];
6851
6852     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6853 }
6854
6855 - (void) completeUpdate {
6856     if (!updating_)
6857         return;
6858     [self stopUpdateWithSelector:@selector(reloadData)];
6859 }
6860
6861 - (void) cancelUpdate {
6862     [self stopUpdateWithSelector:@selector(updateData)];
6863 }
6864
6865 - (void) cancelPressed {
6866     [self cancelUpdate];
6867 }
6868
6869 - (BOOL) updating {
6870     return updating_;
6871 }
6872
6873 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6874     [refreshbar_ setPrompt:[event compoundMessage]];
6875 }
6876
6877 - (bool) isProgressCancelled {
6878     return !updating_;
6879 }
6880
6881 - (void) setProgressCancellable:(NSNumber *)cancellable {
6882     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6883 }
6884
6885 - (void) setProgressPercent:(NSNumber *)percent {
6886     [refreshbar_ setProgress:[percent floatValue]];
6887 }
6888
6889 - (void) setProgressStatus:(NSDictionary *)status {
6890     if (status != nil)
6891         [self setProgressPercent:[status objectForKey:@"Percent"]];
6892 }
6893
6894 - (void) setUpdateDelegate:(id)delegate {
6895     updatedelegate_ = delegate;
6896 }
6897
6898 - (UIView *) transitionView {
6899     if ([self respondsToSelector:@selector(_transitionView)])
6900         return [self _transitionView];
6901     else
6902         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6903 }
6904
6905 - (void) dropBar:(BOOL)animated {
6906     if (dropped_)
6907         return;
6908     dropped_ = true;
6909
6910     UIView *transition([self transitionView]);
6911     [[self view] addSubview:refreshbar_];
6912
6913     CGRect barframe([refreshbar_ frame]);
6914
6915     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6916         barframe.origin.y = CYStatusBarHeight([self interfaceOrientation]);
6917     else
6918         barframe.origin.y = 0;
6919
6920     [refreshbar_ setFrame:barframe];
6921
6922     if (animated)
6923         [UIView beginAnimations:nil context:NULL];
6924
6925     CGRect viewframe = [transition frame];
6926     viewframe.origin.y += barframe.size.height;
6927     viewframe.size.height -= barframe.size.height;
6928     [transition setFrame:viewframe];
6929
6930     if (animated)
6931         [UIView commitAnimations];
6932
6933     // Ensure bar has the proper width for our view, it might have changed
6934     barframe.size.width = viewframe.size.width;
6935     [refreshbar_ setFrame:barframe];
6936 }
6937
6938 - (void) raiseBar:(BOOL)animated {
6939     if (!dropped_)
6940         return;
6941     dropped_ = false;
6942
6943     UIView *transition([self transitionView]);
6944     [refreshbar_ removeFromSuperview];
6945
6946     CGRect barframe([refreshbar_ frame]);
6947
6948     if (animated)
6949         [UIView beginAnimations:nil context:NULL];
6950
6951     CGRect viewframe = [transition frame];
6952     viewframe.origin.y -= barframe.size.height;
6953     viewframe.size.height += barframe.size.height;
6954     [transition setFrame:viewframe];
6955
6956     if (animated)
6957         [UIView commitAnimations];
6958 }
6959
6960 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6961     bool dropped(dropped_);
6962
6963     if (dropped)
6964         [self raiseBar:NO];
6965
6966     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6967
6968     if (dropped)
6969         [self dropBar:NO];
6970 }
6971
6972 - (void) statusBarFrameChanged:(NSNotification *)notification {
6973     if (dropped_) {
6974         [self raiseBar:NO];
6975         [self dropBar:NO];
6976     }
6977 }
6978
6979 @end
6980 /* }}} */
6981
6982 /* Cydia Navigation Controller Implementation {{{ */
6983 @implementation UINavigationController (Cydia)
6984
6985 - (NSArray *) navigationURLCollection {
6986     NSMutableArray *stack([NSMutableArray array]);
6987
6988     for (CyteViewController *controller in [self viewControllers]) {
6989         NSString *url = [[controller navigationURL] absoluteString];
6990         if (url != nil)
6991             [stack addObject:url];
6992     }
6993
6994     return stack;
6995 }
6996
6997 - (void) reloadData {
6998     [super reloadData];
6999
7000     UIViewController *visible([self visibleViewController]);
7001     if (visible != nil)
7002         [visible reloadData];
7003
7004     // on the iPad, this view controller is ALSO visible. :(
7005     if (IsWildcat_)
7006         if (UIViewController *top = [self topViewController])
7007             if (top != visible)
7008                 [top reloadData];
7009 }
7010
7011 - (void) unloadData {
7012     for (CyteViewController *page in [self viewControllers])
7013         [page unloadData];
7014
7015     [super unloadData];
7016 }
7017
7018 @end
7019 /* }}} */
7020
7021 /* Cydia:// Protocol {{{ */
7022 @interface CydiaURLProtocol : NSURLProtocol {
7023 }
7024
7025 @end
7026
7027 @implementation CydiaURLProtocol
7028
7029 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7030     NSURL *url([request URL]);
7031     if (url == nil)
7032         return NO;
7033
7034     NSString *scheme([[url scheme] lowercaseString]);
7035     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7036         return YES;
7037     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7038         return YES;
7039
7040     return NO;
7041 }
7042
7043 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7044     return request;
7045 }
7046
7047 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7048     id<NSURLProtocolClient> client([self client]);
7049     if (icon == nil)
7050         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7051     else {
7052         NSData *data(UIImagePNGRepresentation(icon));
7053
7054         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7055         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7056         [client URLProtocol:self didLoadData:data];
7057         [client URLProtocolDidFinishLoading:self];
7058     }
7059 }
7060
7061 - (void) startLoading {
7062     id<NSURLProtocolClient> client([self client]);
7063     NSURLRequest *request([self request]);
7064
7065     NSURL *url([request URL]);
7066     NSString *href([url absoluteString]);
7067     NSString *scheme([[url scheme] lowercaseString]);
7068
7069     NSString *path;
7070
7071     if ([scheme isEqualToString:@"cydia"])
7072         path = [href substringFromIndex:8];
7073     else if ([scheme isEqualToString:@"about"])
7074         path = [href substringFromIndex:12];
7075     else _assert(false);
7076
7077     NSRange slash([path rangeOfString:@"/"]);
7078
7079     NSString *command;
7080     if (slash.location == NSNotFound) {
7081         command = path;
7082         path = nil;
7083     } else {
7084         command = [path substringToIndex:slash.location];
7085         path = [path substringFromIndex:(slash.location + 1)];
7086     }
7087
7088     Database *database([Database sharedInstance]);
7089
7090     if ([command isEqualToString:@"package-icon"]) {
7091         if (path == nil)
7092             goto fail;
7093         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7094         Package *package([database packageWithName:path]);
7095         if (package == nil)
7096             goto fail;
7097         [package parse];
7098         UIImage *icon([package icon]);
7099         [self _returnPNGWithImage:icon forRequest:request];
7100     } else if ([command isEqualToString:@"source-icon"]) {
7101         if (path == nil)
7102             goto fail;
7103         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7104         NSString *source(Simplify(path));
7105         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7106         if (icon == nil)
7107             icon = [UIImage applicationImageNamed:@"unknown.png"];
7108         [self _returnPNGWithImage:icon forRequest:request];
7109     } else if ([command isEqualToString:@"uikit-image"]) {
7110         if (path == nil)
7111             goto fail;
7112         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7113         UIImage *icon(_UIImageWithName(path));
7114         [self _returnPNGWithImage:icon forRequest:request];
7115     } else if ([command isEqualToString:@"section-icon"]) {
7116         if (path == nil)
7117             goto fail;
7118         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7119         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7120         if (icon == nil)
7121             icon = [UIImage applicationImageNamed:@"unknown.png"];
7122         [self _returnPNGWithImage:icon forRequest:request];
7123     } else fail: {
7124         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7125     }
7126 }
7127
7128 - (void) stopLoading {
7129 }
7130
7131 @end
7132 /* }}} */
7133
7134 /* Section Controller {{{ */
7135 @interface SectionController : FilteredPackageListController {
7136     _H<NSString> section_;
7137 }
7138
7139 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7140
7141 @end
7142
7143 @implementation SectionController
7144
7145 - (NSURL *) navigationURL {
7146     NSString *name = section_;
7147     if (name == nil)
7148         name = @"all";
7149
7150     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7151 }
7152
7153 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7154     NSString *title;
7155     if (name == nil)
7156         title = UCLocalize("ALL_PACKAGES");
7157     else if (![name isEqual:@""])
7158         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7159     else
7160         title = UCLocalize("NO_SECTION");
7161
7162     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7163         section_ = name;
7164     } return self;
7165 }
7166
7167 @end
7168 /* }}} */
7169 /* Sections Controller {{{ */
7170 @interface SectionsController : CyteViewController <
7171     UITableViewDataSource,
7172     UITableViewDelegate
7173 > {
7174     _transient Database *database_;
7175     _H<NSMutableArray> sections_;
7176     _H<NSMutableArray> filtered_;
7177     _H<UITableView, 2> list_;
7178 }
7179
7180 - (id) initWithDatabase:(Database *)database;
7181 - (void) editButtonClicked;
7182
7183 @end
7184
7185 @implementation SectionsController
7186
7187 - (NSURL *) navigationURL {
7188     return [NSURL URLWithString:@"cydia://sections"];
7189 }
7190
7191 - (void) updateNavigationItem {
7192     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7193     if ([sections_ count] == 0) {
7194         [[self navigationItem] setRightBarButtonItem:nil];
7195     } else {
7196         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7197             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7198             target:self
7199             action:@selector(editButtonClicked)
7200         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7201     }
7202 }
7203
7204 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7205     [super setEditing:editing animated:animated];
7206
7207     if (editing)
7208         [list_ reloadData];
7209     else
7210         [delegate_ updateData];
7211
7212     [self updateNavigationItem];
7213 }
7214
7215 - (void) viewDidAppear:(BOOL)animated {
7216     [super viewDidAppear:animated];
7217     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7218 }
7219
7220 - (void) viewWillDisappear:(BOOL)animated {
7221     [super viewWillDisappear:animated];
7222     if ([self isEditing]) [self setEditing:NO];
7223 }
7224
7225 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7226     Section *section = nil;
7227     int index = [indexPath row];
7228     if (![self isEditing]) {
7229         index -= 1;
7230         if (index >= 0)
7231             section = [filtered_ objectAtIndex:index];
7232     } else {
7233         section = [sections_ objectAtIndex:index];
7234     }
7235     return section;
7236 }
7237
7238 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7239     if ([self isEditing])
7240         return [sections_ count];
7241     else
7242         return [filtered_ count] + 1;
7243 }
7244
7245 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7246     return 45.0f;
7247 }*/
7248
7249 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7250     static NSString *reuseIdentifier = @"SectionCell";
7251
7252     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7253     if (cell == nil)
7254         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7255
7256     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7257
7258     return cell;
7259 }
7260
7261 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7262     if ([self isEditing])
7263         return;
7264
7265     Section *section = [self sectionAtIndexPath:indexPath];
7266
7267     SectionController *controller = [[[SectionController alloc]
7268         initWithDatabase:database_
7269         section:[section name]
7270     ] autorelease];
7271     [controller setDelegate:delegate_];
7272
7273     [[self navigationController] pushViewController:controller animated:YES];
7274 }
7275
7276 - (void) loadView {
7277     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7278
7279     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7280     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7281     [list_ setRowHeight:45.0f];
7282     [(UITableView *) list_ setDataSource:self];
7283     [list_ setDelegate:self];
7284     [[self view] addSubview:list_];
7285 }
7286
7287 - (void) viewDidLoad {
7288     [super viewDidLoad];
7289
7290     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7291 }
7292
7293 - (void) releaseSubviews {
7294     list_ = nil;
7295
7296     sections_ = nil;
7297     filtered_ = nil;
7298
7299     [super releaseSubviews];
7300 }
7301
7302 - (id) initWithDatabase:(Database *)database {
7303     if ((self = [super init]) != nil) {
7304         database_ = database;
7305     } return self;
7306 }
7307
7308 - (void) reloadData {
7309     [super reloadData];
7310
7311     NSArray *packages = [database_ packages];
7312
7313     sections_ = [NSMutableArray arrayWithCapacity:16];
7314     filtered_ = [NSMutableArray arrayWithCapacity:16];
7315
7316     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7317
7318     _trace();
7319     for (Package *package in packages) {
7320         NSString *name([package section]);
7321         NSString *key(name == nil ? @"" : name);
7322
7323         Section *section;
7324
7325         _profile(SectionsView$reloadData$Section)
7326             section = [sections objectForKey:key];
7327             if (section == nil) {
7328                 _profile(SectionsView$reloadData$Section$Allocate)
7329                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7330                     [sections setObject:section forKey:key];
7331                 _end
7332             }
7333         _end
7334
7335         [section addToCount];
7336
7337         _profile(SectionsView$reloadData$Filter)
7338             if (![package valid] || ![package visible])
7339                 continue;
7340         _end
7341
7342         [section addToRow];
7343     }
7344     _trace();
7345
7346     [sections_ addObjectsFromArray:[sections allValues]];
7347
7348     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7349
7350     for (Section *section in (id) sections_) {
7351         size_t count([section row]);
7352         if (count == 0)
7353             continue;
7354
7355         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7356         [section setCount:count];
7357         [filtered_ addObject:section];
7358     }
7359
7360     [self updateNavigationItem];
7361     [list_ reloadData];
7362     _trace();
7363 }
7364
7365 - (void) editButtonClicked {
7366     [self setEditing:![self isEditing] animated:YES];
7367 }
7368
7369 @end
7370 /* }}} */
7371
7372 /* Changes Controller {{{ */
7373 @interface ChangesController : CyteViewController <
7374     UITableViewDataSource,
7375     UITableViewDelegate
7376 > {
7377     _transient Database *database_;
7378     unsigned era_;
7379     _H<NSArray> packages_;
7380     _H<NSMutableArray> sections_;
7381     _H<UITableView, 2> list_;
7382     unsigned upgrades_;
7383 }
7384
7385 - (id) initWithDatabase:(Database *)database;
7386
7387 @end
7388
7389 @implementation ChangesController
7390
7391 - (NSURL *) navigationURL {
7392     return [NSURL URLWithString:@"cydia://changes"];
7393 }
7394
7395 - (void) viewDidAppear:(BOOL)animated {
7396     [super viewDidAppear:animated];
7397     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7398 }
7399
7400 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7401     NSInteger count([sections_ count]);
7402     return count == 0 ? 1 : count;
7403 }
7404
7405 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7406     if ([sections_ count] == 0)
7407         return nil;
7408     return [[sections_ objectAtIndex:section] name];
7409 }
7410
7411 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7412     if ([sections_ count] == 0)
7413         return 0;
7414     return [[sections_ objectAtIndex:section] count];
7415 }
7416
7417 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7418 @synchronized (database_) {
7419     if ([database_ era] != era_)
7420         return nil;
7421
7422     NSUInteger sectionIndex([path section]);
7423     if (sectionIndex >= [sections_ count])
7424         return nil;
7425     Section *section([sections_ objectAtIndex:sectionIndex]);
7426     NSInteger row([path row]);
7427     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7428 } }
7429
7430 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7431     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7432     if (cell == nil)
7433         cell = [[[PackageCell alloc] init] autorelease];
7434
7435     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7436     [cell setPackage:package asSummary:false];
7437     return cell;
7438 }
7439
7440 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7441     Package *package([self packageAtIndexPath:path]);
7442     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7443     [view setDelegate:delegate_];
7444     [[self navigationController] pushViewController:view animated:YES];
7445     return path;
7446 }
7447
7448 - (void) refreshButtonClicked {
7449     [delegate_ beginUpdate];
7450     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7451 }
7452
7453 - (void) upgradeButtonClicked {
7454     [delegate_ distUpgrade];
7455     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7456 }
7457
7458 - (void) loadView {
7459     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7460
7461     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7462     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7463     [list_ setRowHeight:73];
7464     [(UITableView *) list_ setDataSource:self];
7465     [list_ setDelegate:self];
7466     [[self view] addSubview:list_];
7467 }
7468
7469 - (void) viewDidLoad {
7470     [super viewDidLoad];
7471
7472     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7473 }
7474
7475 - (void) releaseSubviews {
7476     list_ = nil;
7477
7478     packages_ = nil;
7479     sections_ = nil;
7480
7481     [super releaseSubviews];
7482 }
7483
7484 - (id) initWithDatabase:(Database *)database {
7485     if ((self = [super init]) != nil) {
7486         database_ = database;
7487     } return self;
7488 }
7489
7490 - (NSMutableArray *) _reloadPackages {
7491 @synchronized (database_) {
7492     era_ = [database_ era];
7493     NSArray *packages([database_ packages]);
7494
7495     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7496
7497     _trace();
7498     _profile(ChangesController$_reloadPackages$Filter)
7499         for (Package *package in packages)
7500             if ([package upgradableAndEssential:YES] || [package visible])
7501                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7502     _end
7503     _trace();
7504     _profile(ChangesController$_reloadPackages$radixSort)
7505         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7506     _end
7507     _trace();
7508
7509     return filtered;
7510 } }
7511
7512 - (void) _reloadData {
7513     NSArray *packages;
7514
7515   reload:
7516     if (true) {
7517         UIProgressHUD *hud([delegate_ addProgressHUD]);
7518         [hud setText:UCLocalize("LOADING")];
7519         //NSLog(@"HUD:%@::%@", delegate_, hud);
7520         packages = [self yieldToSelector:@selector(_reloadPackages)];
7521         [delegate_ removeProgressHUD:hud];
7522     } else {
7523         packages = [self _reloadPackages];
7524     }
7525
7526 @synchronized (database_) {
7527     if (era_ != [database_ era])
7528         goto reload;
7529
7530     packages_ = packages;
7531     sections_ = [NSMutableArray arrayWithCapacity:16];
7532
7533     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7534     Section *ignored = nil;
7535     Section *section = nil;
7536     time_t last = 0;
7537
7538     upgrades_ = 0;
7539     bool unseens = false;
7540
7541     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7542
7543     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7544         Package *package = [packages_ objectAtIndex:offset];
7545
7546         BOOL uae = [package upgradableAndEssential:YES];
7547
7548         if (!uae) {
7549             unseens = true;
7550             time_t seen([package seen]);
7551
7552             if (section == nil || last != seen) {
7553                 last = seen;
7554
7555                 NSString *name;
7556                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7557                 [name autorelease];
7558
7559                 _profile(ChangesController$reloadData$Allocate)
7560                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7561                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7562                     [sections_ addObject:section];
7563                 _end
7564             }
7565
7566             [section addToCount];
7567         } else if ([package ignored]) {
7568             if (ignored == nil) {
7569                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7570             }
7571             [ignored addToCount];
7572         } else {
7573             ++upgrades_;
7574             [upgradable addToCount];
7575         }
7576     }
7577     _trace();
7578
7579     CFRelease(formatter);
7580
7581     if (unseens) {
7582         Section *last = [sections_ lastObject];
7583         size_t count = [last count];
7584         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7585         [sections_ removeLastObject];
7586     }
7587
7588     if ([ignored count] != 0)
7589         [sections_ insertObject:ignored atIndex:0];
7590     if (upgrades_ != 0)
7591         [sections_ insertObject:upgradable atIndex:0];
7592
7593     [list_ reloadData];
7594
7595     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7596         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7597         style:UIBarButtonItemStylePlain
7598         target:self
7599         action:@selector(upgradeButtonClicked)
7600     ] autorelease]) animated:YES];
7601
7602     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7603         initWithTitle:UCLocalize("REFRESH")
7604         style:UIBarButtonItemStylePlain
7605         target:self
7606         action:@selector(refreshButtonClicked)
7607     ] autorelease]) animated:YES];
7608
7609     PrintTimes();
7610 } }
7611
7612 - (void) reloadData {
7613     [super reloadData];
7614     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7615 }
7616
7617 @end
7618 /* }}} */
7619 /* Search Controller {{{ */
7620 @interface SearchController : FilteredPackageListController <
7621     UISearchBarDelegate
7622 > {
7623     _H<UISearchBar, 1> search_;
7624     BOOL searchloaded_;
7625 }
7626
7627 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7628 - (void) reloadData;
7629
7630 @end
7631
7632 @implementation SearchController
7633
7634 - (NSURL *) navigationURL {
7635     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7636         return [NSURL URLWithString:@"cydia://search"];
7637     else
7638         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7639 }
7640
7641 - (void) useSearch {
7642     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7643     [self clearData];
7644     [self reloadData];
7645 }
7646
7647 - (void) viewWillAppear:(BOOL)animated {
7648     [super viewWillAppear:animated];
7649
7650     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7651         [self useSearch];
7652 }
7653
7654 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7655     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7656     [self clearData];
7657     [self reloadData];
7658 }
7659
7660 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7661     [search_ resignFirstResponder];
7662     [self useSearch];
7663 }
7664
7665 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7666     [search_ setText:@""];
7667     [self searchBarButtonClicked:searchBar];
7668 }
7669
7670 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7671     [self searchBarButtonClicked:searchBar];
7672 }
7673
7674 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7675     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7676     [self reloadData];
7677 }
7678
7679 - (bool) shouldYield {
7680     return YES;
7681 }
7682
7683 - (bool) shouldBlock {
7684     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7685 }
7686
7687 - (bool) isSummarized {
7688     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7689 }
7690
7691 - (bool) showsSections {
7692     return false;
7693 }
7694
7695 - (NSMutableArray *) _reloadPackages {
7696     NSMutableArray *packages([super _reloadPackages]);
7697     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7698         [packages radixSortUsingSelector:@selector(rank)];
7699     return packages;
7700 }
7701
7702 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7703     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7704         search_ = [[[UISearchBar alloc] init] autorelease];
7705         [search_ setDelegate:self];
7706
7707         if (query != nil)
7708             [search_ setText:query];
7709     } return self;
7710 }
7711
7712 - (void) viewDidAppear:(BOOL)animated {
7713     [super viewDidAppear:animated];
7714
7715     if (!searchloaded_) {
7716         searchloaded_ = YES;
7717         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7718         [search_ layoutSubviews];
7719         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7720
7721         UITextField *textField;
7722         if ([search_ respondsToSelector:@selector(searchField)])
7723             textField = [search_ searchField];
7724         else
7725             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7726
7727         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7728         [textField setEnablesReturnKeyAutomatically:NO];
7729         [[self navigationItem] setTitleView:textField];
7730     }
7731 }
7732
7733 - (void) reloadData {
7734     id object([search_ text]);
7735     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7736         object = [object componentsSeparatedByString:@" "];
7737
7738     [self setObject:object];
7739     [self resetCursor];
7740
7741     [super reloadData];
7742 }
7743
7744 - (void) didSelectPackage:(Package *)package {
7745     [search_ resignFirstResponder];
7746     [super didSelectPackage:package];
7747 }
7748
7749 @end
7750 /* }}} */
7751 /* Package Settings Controller {{{ */
7752 @interface PackageSettingsController : CyteViewController <
7753     UITableViewDataSource,
7754     UITableViewDelegate
7755 > {
7756     _transient Database *database_;
7757     _H<NSString> name_;
7758     _H<Package> package_;
7759     _H<UITableView, 2> table_;
7760     _H<UISwitch> subscribedSwitch_;
7761     _H<UISwitch> ignoredSwitch_;
7762     _H<UITableViewCell> subscribedCell_;
7763     _H<UITableViewCell> ignoredCell_;
7764 }
7765
7766 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7767
7768 @end
7769
7770 @implementation PackageSettingsController
7771
7772 - (NSURL *) navigationURL {
7773     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7774 }
7775
7776 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7777     if (package_ == nil)
7778         return 0;
7779
7780     if ([package_ installed] == nil)
7781         return 1;
7782     else
7783         return 2;
7784 }
7785
7786 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7787     if (package_ == nil)
7788         return 0;
7789
7790     // both sections contain just one item right now.
7791     return 1;
7792 }
7793
7794 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7795     return nil;
7796 }
7797
7798 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7799     if (section == 0)
7800         return UCLocalize("SHOW_ALL_CHANGES_EX");
7801     else
7802         return UCLocalize("IGNORE_UPGRADES_EX");
7803 }
7804
7805 - (void) onSubscribed:(id)control {
7806     bool value([control isOn]);
7807     if (package_ == nil)
7808         return;
7809     if ([package_ setSubscribed:value])
7810         [delegate_ updateData];
7811 }
7812
7813 - (void) _updateIgnored {
7814     const char *package([name_ UTF8String]);
7815     bool on([ignoredSwitch_ isOn]);
7816
7817     pid_t pid(ExecFork());
7818     if (pid == 0) {
7819         FILE *dpkg(popen("dpkg --set-selections", "w"));
7820         fwrite(package, strlen(package), 1, dpkg);
7821
7822         if (on)
7823             fwrite(" hold\n", 6, 1, dpkg);
7824         else
7825             fwrite(" install\n", 9, 1, dpkg);
7826
7827         pclose(dpkg);
7828
7829         exit(0);
7830         _assert(false);
7831     }
7832
7833     _forever {
7834         int status;
7835         int result(waitpid(pid, &status, 0));
7836
7837         if (result != -1) {
7838             _assert(result == pid);
7839             break;
7840         }
7841     }
7842 }
7843
7844 - (void) onIgnored:(id)control {
7845     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7846     [invocation setTarget:self];
7847     [invocation setSelector:@selector(_updateIgnored)];
7848
7849     [delegate_ reloadDataWithInvocation:invocation];
7850 }
7851
7852 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7853     if (package_ == nil)
7854         return nil;
7855
7856     switch ([indexPath section]) {
7857         case 0: return subscribedCell_;
7858         case 1: return ignoredCell_;
7859
7860         _nodefault
7861     }
7862
7863     return nil;
7864 }
7865
7866 - (void) loadView {
7867     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7868
7869     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7870     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7871     [(UITableView *) table_ setDataSource:self];
7872     [table_ setDelegate:self];
7873     [[self view] addSubview:table_];
7874
7875     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7876     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7877     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7878
7879     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7880     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7881     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7882
7883     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7884     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7885     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7886     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7887
7888     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7889     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7890     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7891     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7892 }
7893
7894 - (void) viewDidLoad {
7895     [super viewDidLoad];
7896
7897     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7898 }
7899
7900 - (void) releaseSubviews {
7901     ignoredCell_ = nil;
7902     subscribedCell_ = nil;
7903     table_ = nil;
7904     ignoredSwitch_ = nil;
7905     subscribedSwitch_ = nil;
7906
7907     [super releaseSubviews];
7908 }
7909
7910 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7911     if ((self = [super init]) != nil) {
7912         database_ = database;
7913         name_ = package;
7914     } return self;
7915 }
7916
7917 - (void) reloadData {
7918     [super reloadData];
7919
7920     package_ = [database_ packageWithName:name_];
7921
7922     if (package_ != nil) {
7923         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7924         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7925     } // XXX: what now, G?
7926
7927     [table_ reloadData];
7928 }
7929
7930 @end
7931 /* }}} */
7932
7933 /* Installed Controller {{{ */
7934 @interface InstalledController : FilteredPackageListController {
7935     BOOL expert_;
7936 }
7937
7938 - (id) initWithDatabase:(Database *)database;
7939
7940 - (void) updateRoleButton;
7941 - (void) queueStatusDidChange;
7942
7943 @end
7944
7945 @implementation InstalledController
7946
7947 - (NSURL *) navigationURL {
7948     return [NSURL URLWithString:@"cydia://installed"];
7949 }
7950
7951 - (id) initWithDatabase:(Database *)database {
7952     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7953         [self updateRoleButton];
7954         [self queueStatusDidChange];
7955     } return self;
7956 }
7957
7958 #if !AlwaysReload
7959 - (void) queueButtonClicked {
7960     [delegate_ queue];
7961 }
7962 #endif
7963
7964 - (void) queueStatusDidChange {
7965 #if !AlwaysReload
7966     if (IsWildcat_) {
7967         if (Queuing_) {
7968             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7969                 initWithTitle:UCLocalize("QUEUE")
7970                 style:UIBarButtonItemStyleDone
7971                 target:self
7972                 action:@selector(queueButtonClicked)
7973             ] autorelease]];
7974         } else {
7975             [[self navigationItem] setLeftBarButtonItem:nil];
7976         }
7977     }
7978 #endif
7979 }
7980
7981 - (void) updateRoleButton {
7982     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7983         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7984             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7985             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7986             target:self
7987             action:@selector(roleButtonClicked)
7988         ] autorelease]];
7989 }
7990
7991 - (void) roleButtonClicked {
7992     [self setObject:[NSNumber numberWithBool:expert_]];
7993     [self reloadData];
7994     expert_ = !expert_;
7995
7996     [self updateRoleButton];
7997 }
7998
7999 @end
8000 /* }}} */
8001
8002 /* Source Cell {{{ */
8003 @interface SourceCell : CyteTableViewCell <
8004     CyteTableViewCellDelegate
8005 > {
8006     _H<UIImage> icon_;
8007     _H<NSString> origin_;
8008     _H<NSString> label_;
8009 }
8010
8011 - (void) setSource:(Source *)source;
8012
8013 @end
8014
8015 @implementation SourceCell
8016
8017 - (void) _setImage:(UIImage *)image {
8018     icon_ = image;
8019     [content_ setNeedsDisplay];
8020 }
8021
8022 - (void) _setSource:(Source *)source {
8023     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8024
8025     if (NSString *base = [source base])
8026         if ([base length] != 0) {
8027             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
8028
8029             if (NSData *data = [NSURLConnection
8030                 sendSynchronousRequest:[NSURLRequest
8031                     requestWithURL:url
8032                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
8033                     //timeoutInterval:5
8034                 ]
8035
8036                 returningResponse:NULL
8037                 error:NULL
8038             ])
8039                 if (UIImage *image = [UIImage imageWithData:data])
8040                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8041         }
8042
8043     [pool release];
8044 }
8045
8046 - (void) setSource:(Source *)source {
8047     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8048
8049     origin_ = [source name];
8050     label_ = [source uri];
8051
8052     [content_ setNeedsDisplay];
8053
8054     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
8055 }
8056
8057 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8058     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8059         UIView *content([self contentView]);
8060         CGRect bounds([content bounds]);
8061
8062         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8063         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8064         [content_ setBackgroundColor:[UIColor whiteColor]];
8065         [content addSubview:content_];
8066
8067         [content_ setDelegate:self];
8068         [content_ setOpaque:YES];
8069
8070         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8071     } return self;
8072 }
8073
8074 - (NSString *) accessibilityLabel {
8075     return label_;
8076 }
8077
8078 - (void) drawContentRect:(CGRect)rect {
8079     bool highlighted(highlighted_);
8080     float width(rect.size.width);
8081
8082     if (icon_ != nil)
8083         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8084
8085     if (highlighted)
8086         UISetColor(White_);
8087
8088     if (!highlighted)
8089         UISetColor(Black_);
8090     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8091
8092     if (!highlighted)
8093         UISetColor(Blue_);
8094     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8095 }
8096
8097 @end
8098 /* }}} */
8099 /* Source Controller {{{ */
8100 @interface SourceController : FilteredPackageListController {
8101     _transient Source *source_;
8102     _H<NSString> key_;
8103 }
8104
8105 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8106
8107 @end
8108
8109 @implementation SourceController
8110
8111 - (NSURL *) navigationURL {
8112     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8113 }
8114
8115 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8116     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8117         source_ = source;
8118         key_ = [source key];
8119     } return self;
8120 }
8121
8122 - (void) reloadData {
8123     source_ = [database_ sourceWithKey:key_];
8124     key_ = [source_ key];
8125     [self setObject:source_];
8126
8127     [[self navigationItem] setTitle:[source_ label]];
8128
8129     [super reloadData];
8130 }
8131
8132 @end
8133 /* }}} */
8134 /* Sources Controller {{{ */
8135 @interface SourcesController : CyteViewController <
8136     UITableViewDataSource,
8137     UITableViewDelegate
8138 > {
8139     _transient Database *database_;
8140     _H<UITableView, 2> list_;
8141     _H<NSMutableArray> sources_;
8142     int offset_;
8143
8144     _H<NSString> href_;
8145     _H<UIProgressHUD> hud_;
8146     _H<NSError> error_;
8147
8148     //NSURLConnection *installer_;
8149     NSURLConnection *trivial_;
8150     NSURLConnection *trivial_bz2_;
8151     NSURLConnection *trivial_gz_;
8152     //NSURLConnection *automatic_;
8153
8154     BOOL cydia_;
8155 }
8156
8157 - (id) initWithDatabase:(Database *)database;
8158 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8159
8160 @end
8161
8162 @implementation SourcesController
8163
8164 - (void) _releaseConnection:(NSURLConnection *)connection {
8165     if (connection != nil) {
8166         [connection cancel];
8167         //[connection setDelegate:nil];
8168         [connection release];
8169     }
8170 }
8171
8172 - (void) dealloc {
8173     //[self _releaseConnection:installer_];
8174     [self _releaseConnection:trivial_];
8175     [self _releaseConnection:trivial_gz_];
8176     [self _releaseConnection:trivial_bz2_];
8177     //[self _releaseConnection:automatic_];
8178
8179     [super dealloc];
8180 }
8181
8182 - (NSURL *) navigationURL {
8183     return [NSURL URLWithString:@"cydia://sources"];
8184 }
8185
8186 - (void) viewDidAppear:(BOOL)animated {
8187     [super viewDidAppear:animated];
8188     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8189 }
8190
8191 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8192     return offset_ == 0 ? 1 : 2;
8193 }
8194
8195 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8196     switch (section + (offset_ == 0 ? 1 : 0)) {
8197         case 0: return UCLocalize("ENTERED_BY_USER");
8198         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8199
8200         _nodefault
8201     }
8202 }
8203
8204 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8205     int count = [sources_ count];
8206     switch (section) {
8207         case 0: return (offset_ == 0 ? count : offset_);
8208         case 1: return count - offset_;
8209
8210         _nodefault
8211     }
8212 }
8213
8214 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8215     unsigned idx = 0;
8216     switch (indexPath.section) {
8217         case 0: idx = indexPath.row; break;
8218         case 1: idx = indexPath.row + offset_; break;
8219
8220         _nodefault
8221     }
8222     return [sources_ objectAtIndex:idx];
8223 }
8224
8225 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8226     static NSString *cellIdentifier = @"SourceCell";
8227
8228     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8229     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8230     [cell setSource:[self sourceAtIndexPath:indexPath]];
8231     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8232
8233     return cell;
8234 }
8235
8236 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8237     Source *source = [self sourceAtIndexPath:indexPath];
8238
8239     SourceController *controller = [[[SourceController alloc]
8240         initWithDatabase:database_
8241         source:source
8242     ] autorelease];
8243
8244     [controller setDelegate:delegate_];
8245
8246     [[self navigationController] pushViewController:controller animated:YES];
8247 }
8248
8249 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8250     Source *source = [self sourceAtIndexPath:indexPath];
8251     return [source record] != nil;
8252 }
8253
8254 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8255     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8256         Source *source = [self sourceAtIndexPath:indexPath];
8257         [Sources_ removeObjectForKey:[source key]];
8258         [delegate_ syncData];
8259     }
8260 }
8261
8262 - (void) complete {
8263     [delegate_ addTrivialSource:href_];
8264     [delegate_ syncData];
8265 }
8266
8267 - (NSString *) getWarning {
8268     NSString *href(href_);
8269     NSRange colon([href rangeOfString:@"://"]);
8270     if (colon.location != NSNotFound)
8271         href = [href substringFromIndex:(colon.location + 3)];
8272     href = [href stringByAddingPercentEscapes];
8273     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8274     href = [href stringByCachingURLWithCurrentCDN];
8275
8276     NSURL *url([NSURL URLWithString:href]);
8277
8278     NSStringEncoding encoding;
8279     NSError *error(nil);
8280
8281     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8282         return [warning length] == 0 ? nil : warning;
8283     return nil;
8284 }
8285
8286 - (void) _endConnection:(NSURLConnection *)connection {
8287     // XXX: the memory management in this method is horribly awkward
8288
8289     NSURLConnection **field = NULL;
8290     if (connection == trivial_)
8291         field = &trivial_;
8292     else if (connection == trivial_bz2_)
8293         field = &trivial_bz2_;
8294     else if (connection == trivial_gz_)
8295         field = &trivial_gz_;
8296     _assert(field != NULL);
8297     [connection release];
8298     *field = nil;
8299
8300     if (
8301         trivial_ == nil &&
8302         trivial_bz2_ == nil &&
8303         trivial_gz_ == nil
8304     ) {
8305         [delegate_ releaseNetworkActivityIndicator];
8306
8307         [delegate_ removeProgressHUD:hud_];
8308         hud_ = nil;
8309
8310         bool defer(false);
8311
8312         if (cydia_) {
8313             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8314                 defer = true;
8315
8316                 UIAlertView *alert = [[[UIAlertView alloc]
8317                     initWithTitle:UCLocalize("SOURCE_WARNING")
8318                     message:warning
8319                     delegate:self
8320                     cancelButtonTitle:UCLocalize("CANCEL")
8321                     otherButtonTitles:
8322                         UCLocalize("ADD_ANYWAY"),
8323                     nil
8324                 ] autorelease];
8325
8326                 [alert setContext:@"warning"];
8327                 [alert setNumberOfRows:1];
8328                 [alert show];
8329             } else
8330                 [self complete];
8331         } else if (error_ != nil) {
8332             UIAlertView *alert = [[[UIAlertView alloc]
8333                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8334                 message:[error_ localizedDescription]
8335                 delegate:self
8336                 cancelButtonTitle:UCLocalize("OK")
8337                 otherButtonTitles:nil
8338             ] autorelease];
8339
8340             [alert setContext:@"urlerror"];
8341             [alert show];
8342         } else {
8343             UIAlertView *alert = [[[UIAlertView alloc]
8344                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8345                 message:UCLocalize("NOT_REPOSITORY_EX")
8346                 delegate:self
8347                 cancelButtonTitle:UCLocalize("OK")
8348                 otherButtonTitles:nil
8349             ] autorelease];
8350
8351             [alert setContext:@"trivial"];
8352             [alert show];
8353         }
8354
8355         href_ = nil;
8356         error_ = nil;
8357     }
8358 }
8359
8360 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8361     switch ([response statusCode]) {
8362         case 200:
8363             cydia_ = YES;
8364     }
8365 }
8366
8367 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8368     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8369     error_ = error;
8370     [self _endConnection:connection];
8371 }
8372
8373 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8374     [self _endConnection:connection];
8375 }
8376
8377 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8378     NSURL *url([NSURL URLWithString:href]);
8379
8380     NSMutableURLRequest *request = [NSMutableURLRequest
8381         requestWithURL:url
8382         cachePolicy:NSURLRequestUseProtocolCachePolicy
8383         timeoutInterval:120.0
8384     ];
8385
8386     [request setHTTPMethod:method];
8387
8388     if (Machine_ != NULL)
8389         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8390
8391     if ([url isCydiaSecure]) {
8392         if (UniqueID_ != nil)
8393             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8394     }
8395
8396     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8397 }
8398
8399 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8400     NSString *context([alert context]);
8401
8402     if ([context isEqualToString:@"source"]) {
8403         switch (button) {
8404             case 1: {
8405                 NSString *href = [[alert textField] text];
8406
8407                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8408
8409                 if (![href hasSuffix:@"/"])
8410                     href_ = [href stringByAppendingString:@"/"];
8411                 else
8412                     href_ = href;
8413
8414                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8415                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8416                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8417                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8418
8419                 cydia_ = false;
8420
8421                 // XXX: this is stupid
8422                 hud_ = [delegate_ addProgressHUD];
8423                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8424                 [delegate_ retainNetworkActivityIndicator];
8425             } break;
8426
8427             case 0:
8428             break;
8429
8430             _nodefault
8431         }
8432
8433         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8434     } else if ([context isEqualToString:@"trivial"])
8435         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8436     else if ([context isEqualToString:@"urlerror"])
8437         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8438     else if ([context isEqualToString:@"warning"]) {
8439         switch (button) {
8440             case 1:
8441                 [self complete];
8442             break;
8443
8444             case 0:
8445             break;
8446
8447             _nodefault
8448         }
8449
8450         href_ = nil;
8451
8452         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8453     }
8454 }
8455
8456 - (void) loadView {
8457     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8458
8459     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8460     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8461     [list_ setRowHeight:53];
8462     [(UITableView *) list_ setDataSource:self];
8463     [list_ setDelegate:self];
8464     [[self view] addSubview:list_];
8465 }
8466
8467 - (void) viewDidLoad {
8468     [super viewDidLoad];
8469
8470     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8471     [self updateButtonsForEditingStatus:NO animated:NO];
8472 }
8473
8474 - (void) releaseSubviews {
8475     list_ = nil;
8476
8477     sources_ = nil;
8478
8479     [super releaseSubviews];
8480 }
8481
8482 - (id) initWithDatabase:(Database *)database {
8483     if ((self = [super init]) != nil) {
8484         database_ = database;
8485     } return self;
8486 }
8487
8488 - (void) reloadData {
8489     [super reloadData];
8490
8491     pkgSourceList list;
8492     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8493         return;
8494
8495     sources_ = [NSMutableArray arrayWithCapacity:16];
8496     [sources_ addObjectsFromArray:[database_ sources]];
8497     _trace();
8498     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8499     _trace();
8500
8501     int count([sources_ count]);
8502     offset_ = 0;
8503     for (int i = 0; i != count; i++) {
8504         if ([[sources_ objectAtIndex:i] record] == nil)
8505             break;
8506         offset_++;
8507     }
8508
8509     [list_ setEditing:NO];
8510     [self updateButtonsForEditingStatus:NO animated:NO];
8511     [list_ reloadData];
8512 }
8513
8514 - (void) showAddSourcePrompt {
8515     UIAlertView *alert = [[[UIAlertView alloc]
8516         initWithTitle:UCLocalize("ENTER_APT_URL")
8517         message:nil
8518         delegate:self
8519         cancelButtonTitle:UCLocalize("CANCEL")
8520         otherButtonTitles:
8521             UCLocalize("ADD_SOURCE"),
8522         nil
8523     ] autorelease];
8524
8525     [alert setContext:@"source"];
8526
8527     [alert setNumberOfRows:1];
8528     [alert addTextFieldWithValue:@"http://" label:@""];
8529
8530     UITextInputTraits *traits = [[alert textField] textInputTraits];
8531     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8532     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8533     [traits setKeyboardType:UIKeyboardTypeURL];
8534     // XXX: UIReturnKeyDone
8535     [traits setReturnKeyType:UIReturnKeyNext];
8536
8537     [alert show];
8538 }
8539
8540 - (void) addButtonClicked {
8541     [self showAddSourcePrompt];
8542 }
8543
8544 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8545     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8546         initWithTitle:UCLocalize("ADD")
8547         style:UIBarButtonItemStylePlain
8548         target:self
8549         action:@selector(addButtonClicked)
8550     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8551
8552     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8553         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8554         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8555         target:self
8556         action:@selector(editButtonClicked)
8557     ] autorelease] animated:animated];
8558
8559     if (IsWildcat_ && !editing)
8560         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8561             initWithTitle:UCLocalize("SETTINGS")
8562             style:UIBarButtonItemStylePlain
8563             target:self
8564             action:@selector(settingsButtonClicked)
8565         ] autorelease]];
8566 }
8567
8568 - (void) settingsButtonClicked {
8569     [delegate_ showSettings];
8570 }
8571
8572 - (void) editButtonClicked {
8573     [list_ setEditing:![list_ isEditing] animated:YES];
8574
8575     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8576 }
8577
8578 @end
8579 /* }}} */
8580
8581 /* Settings Controller {{{ */
8582 @interface SettingsController : CyteViewController <
8583     UITableViewDataSource,
8584     UITableViewDelegate
8585 > {
8586     _transient Database *database_;
8587     // XXX: ok, "roledelegate_"?...
8588     _transient id roledelegate_;
8589     _H<UITableView, 2> table_;
8590     _H<UISegmentedControl> segment_;
8591     _H<UIView> container_;
8592 }
8593
8594 - (void) showDoneButton;
8595 - (void) resizeSegmentedControl;
8596
8597 @end
8598
8599 @implementation SettingsController
8600
8601 - (void) loadView {
8602     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8603
8604     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8605     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8606     [table_ setDelegate:self];
8607     [(UITableView *) table_ setDataSource:self];
8608     [[self view] addSubview:table_];
8609
8610     NSArray *items = [NSArray arrayWithObjects:
8611         UCLocalize("USER"),
8612         UCLocalize("HACKER"),
8613         UCLocalize("DEVELOPER"),
8614     nil];
8615     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8616     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8617     [container_ addSubview:segment_];
8618 }
8619
8620 - (void) viewDidLoad {
8621     [super viewDidLoad];
8622
8623     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8624
8625     int index = -1;
8626     if ([Role_ isEqualToString:@"User"]) index = 0;
8627     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8628     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8629     if (index != -1) {
8630         [segment_ setSelectedSegmentIndex:index];
8631         [self showDoneButton];
8632     }
8633
8634     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8635     [self resizeSegmentedControl];
8636 }
8637
8638 - (void) releaseSubviews {
8639     table_ = nil;
8640     segment_ = nil;
8641     container_ = nil;
8642
8643     [super releaseSubviews];
8644 }
8645
8646 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8647     if ((self = [super init]) != nil) {
8648         database_ = database;
8649         roledelegate_ = delegate;
8650     } return self;
8651 }
8652
8653 - (void) resizeSegmentedControl {
8654     CGFloat width = [[self view] frame].size.width;
8655     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8656 }
8657
8658 - (void) viewWillAppear:(BOOL)animated {
8659     [super viewWillAppear:animated];
8660
8661     [self resizeSegmentedControl];
8662 }
8663
8664 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8665     [self resizeSegmentedControl];
8666 }
8667
8668 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8669     [self resizeSegmentedControl];
8670 }
8671
8672 - (void) save {
8673     NSString *role(nil);
8674
8675     switch ([segment_ selectedSegmentIndex]) {
8676         case 0: role = @"User"; break;
8677         case 1: role = @"Hacker"; break;
8678         case 2: role = @"Developer"; break;
8679
8680         _nodefault
8681     }
8682
8683     if (![role isEqualToString:Role_]) {
8684         bool rolling(Role_ == nil);
8685         Role_ = role;
8686
8687         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8688             Role_, @"Role",
8689         nil];
8690
8691         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8692         Changed_ = true;
8693
8694         if (rolling)
8695             [roledelegate_ loadData];
8696         else
8697             [roledelegate_ updateData];
8698     }
8699 }
8700
8701 - (void) segmentChanged:(UISegmentedControl *)control {
8702     [self showDoneButton];
8703 }
8704
8705 - (void) saveAndClose {
8706     [self save];
8707
8708     [[self navigationItem] setRightBarButtonItem:nil];
8709     [[self navigationController] dismissModalViewControllerAnimated:YES];
8710 }
8711
8712 - (void) doneButtonClicked {
8713     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8714     [spinner startAnimating];
8715     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8716     [[self navigationItem] setRightBarButtonItem:spinItem];
8717
8718     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8719 }
8720
8721 - (void) showDoneButton {
8722     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8723         initWithTitle:UCLocalize("DONE")
8724         style:UIBarButtonItemStyleDone
8725         target:self
8726         action:@selector(doneButtonClicked)
8727     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8728 }
8729
8730 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8731     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8732     return 6;
8733 }
8734
8735 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8736     return 0; // :(
8737 }
8738
8739 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8740     return nil; // This method is required by the protocol.
8741 }
8742
8743 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8744     if (section == 1)
8745         return UCLocalize("ROLE_EX");
8746     if (section == 4)
8747         return [NSString stringWithFormat:
8748             @"%@: %@\n%@: %@\n%@: %@",
8749             UCLocalize("USER"), UCLocalize("USER_EX"),
8750             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8751             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8752         ];
8753     else return nil;
8754 }
8755
8756 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8757     return section == 3 ? 44.0f : 0;
8758 }
8759
8760 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8761     return section == 3 ? container_ : nil;
8762 }
8763
8764 - (void) reloadData {
8765     [super reloadData];
8766
8767     [table_ reloadData];
8768 }
8769
8770 @end
8771 /* }}} */
8772 /* Stash Controller {{{ */
8773 @interface StashController : CyteViewController {
8774     _H<UIActivityIndicatorView> spinner_;
8775     _H<UILabel> status_;
8776     _H<UILabel> caption_;
8777 }
8778
8779 @end
8780
8781 @implementation StashController
8782
8783 - (void) loadView {
8784     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8785     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8786
8787     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8788     CGRect spinrect = [spinner_ frame];
8789     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8790     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8791     [spinner_ setFrame:spinrect];
8792     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8793     [[self view] addSubview:spinner_];
8794     [spinner_ startAnimating];
8795
8796     CGRect captrect;
8797     captrect.size.width = [[self view] frame].size.width;
8798     captrect.size.height = 40.0f;
8799     captrect.origin.x = 0;
8800     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8801     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8802     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8803     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8804     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8805     [caption_ setTextColor:[UIColor whiteColor]];
8806     [caption_ setBackgroundColor:[UIColor clearColor]];
8807     [caption_ setShadowColor:[UIColor blackColor]];
8808     [caption_ setTextAlignment:UITextAlignmentCenter];
8809     [[self view] addSubview:caption_];
8810
8811     CGRect statusrect;
8812     statusrect.size.width = [[self view] frame].size.width;
8813     statusrect.size.height = 30.0f;
8814     statusrect.origin.x = 0;
8815     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8816     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8817     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8818     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8819     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8820     [status_ setTextColor:[UIColor whiteColor]];
8821     [status_ setBackgroundColor:[UIColor clearColor]];
8822     [status_ setShadowColor:[UIColor blackColor]];
8823     [status_ setTextAlignment:UITextAlignmentCenter];
8824     [[self view] addSubview:status_];
8825 }
8826
8827 - (void) releaseSubviews {
8828     spinner_ = nil;
8829     status_ = nil;
8830     caption_ = nil;
8831
8832     [super releaseSubviews];
8833 }
8834
8835 @end
8836 /* }}} */
8837
8838 @interface CYURLCache : SDURLCache {
8839 }
8840
8841 @end
8842
8843 @implementation CYURLCache
8844
8845 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8846 #if !ForRelease
8847     if (false);
8848     else if ([event isEqualToString:@"no-cache"])
8849         event = @"!!!";
8850     else if ([event isEqualToString:@"store"])
8851         event = @">>>";
8852     else if ([event isEqualToString:@"invalid"])
8853         event = @"???";
8854     else if ([event isEqualToString:@"memory"])
8855         event = @"mem";
8856     else if ([event isEqualToString:@"disk"])
8857         event = @"ssd";
8858     else if ([event isEqualToString:@"miss"])
8859         event = @"---";
8860
8861     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8862 #endif
8863 }
8864
8865 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8866     if (NSURLResponse *response = [cached response])
8867         if (NSString *mime = [response MIMEType])
8868             if ([mime isEqualToString:@"text/cache-manifest"]) {
8869                 NSURL *url([response URL]);
8870
8871 #if !ForRelease
8872                 NSLog(@"###: %@", [url absoluteString]);
8873 #endif
8874
8875                 @synchronized (HostConfig_) {
8876                     [CachedURLs_ addObject:url];
8877                 }
8878             }
8879
8880     [super storeCachedResponse:cached forRequest:request];
8881 }
8882
8883 @end
8884
8885 @interface Cydia : UIApplication <
8886     ConfirmationControllerDelegate,
8887     DatabaseDelegate,
8888     CydiaDelegate,
8889     UINavigationControllerDelegate,
8890     UITabBarControllerDelegate
8891 > {
8892     _H<UIWindow> window_;
8893     _H<CYTabBarController> tabbar_;
8894     _H<CydiaLoadingViewController> emulated_;
8895
8896     _H<NSMutableArray> essential_;
8897     _H<NSMutableArray> broken_;
8898
8899     Database *database_;
8900
8901     _H<NSURL> starturl_;
8902
8903     unsigned locked_;
8904     unsigned activity_;
8905
8906     _H<StashController> stash_;
8907
8908     bool loaded_;
8909 }
8910
8911 - (void) loadData;
8912
8913 @end
8914
8915 @implementation Cydia
8916
8917 - (void) beginUpdate {
8918     [tabbar_ beginUpdate];
8919 }
8920
8921 - (BOOL) updating {
8922     return [tabbar_ updating];
8923 }
8924
8925 - (void) _loaded {
8926     if ([broken_ count] != 0) {
8927         int count = [broken_ count];
8928
8929         UIAlertView *alert = [[[UIAlertView alloc]
8930             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8931             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8932             delegate:self
8933             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8934             otherButtonTitles:
8935                 UCLocalize("TEMPORARY_IGNORE"),
8936             nil
8937         ] autorelease];
8938
8939         [alert setContext:@"fixhalf"];
8940         [alert setNumberOfRows:2];
8941         [alert show];
8942     } else if (!Ignored_ && [essential_ count] != 0) {
8943         int count = [essential_ count];
8944
8945         UIAlertView *alert = [[[UIAlertView alloc]
8946             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8947             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8948             delegate:self
8949             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8950             otherButtonTitles:
8951                 UCLocalize("UPGRADE_ESSENTIAL"),
8952                 UCLocalize("COMPLETE_UPGRADE"),
8953             nil
8954         ] autorelease];
8955
8956         [alert setContext:@"upgrade"];
8957         [alert show];
8958     }
8959 }
8960
8961 - (void) returnToCydia {
8962     [self _loaded];
8963 }
8964
8965 - (void) _saveConfig {
8966     _trace();
8967     MetaFile_.Sync();
8968     _trace();
8969
8970     if (Changed_) {
8971         NSString *error(nil);
8972
8973         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8974             _trace();
8975             NSError *error(nil);
8976             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8977                 NSLog(@"failure to save metadata data: %@", error);
8978             _trace();
8979
8980             Changed_ = false;
8981         } else {
8982             NSLog(@"failure to serialize metadata: %@", error);
8983         }
8984     }
8985
8986     WriteSources();
8987 }
8988
8989 // Navigation controller for the queuing badge.
8990 - (UINavigationController *) queueNavigationController {
8991     NSArray *controllers = [tabbar_ viewControllers];
8992     return [controllers objectAtIndex:3];
8993 }
8994
8995 - (void) unloadData {
8996     [tabbar_ unloadData];
8997 }
8998
8999 - (void) _updateData {
9000     [self _saveConfig];
9001     [self unloadData];
9002
9003     UINavigationController *navigation = [self queueNavigationController];
9004
9005     id queuedelegate = nil;
9006     if ([[navigation viewControllers] count] > 0)
9007         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9008
9009     [queuedelegate queueStatusDidChange];
9010     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9011 }
9012
9013 - (void) _refreshIfPossible:(NSDate *)update {
9014     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9015
9016     bool recently = false;
9017     if (update != nil) {
9018         NSTimeInterval interval([update timeIntervalSinceNow]);
9019         if (interval <= 0 && interval > -(15*60))
9020             recently = true;
9021     }
9022
9023     // Don't automatic refresh if:
9024     //  - We already refreshed recently.
9025     //  - We already auto-refreshed this launch.
9026     //  - Auto-refresh is disabled.
9027     if (recently || loaded_ || ManualRefresh) {
9028         // If we are cancelling, we need to make sure it knows it's already loaded.
9029         loaded_ = true;
9030
9031         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9032     } else {
9033         // We are going to load, so remember that.
9034         loaded_ = true;
9035
9036         SCNetworkReachabilityFlags flags; {
9037             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9038             SCNetworkReachabilityGetFlags(reachability, &flags);
9039             CFRelease(reachability);
9040         }
9041
9042         // XXX: this elaborate mess is what Apple is using to determine this? :(
9043         // XXX: do we care if the user has to intervene? maybe that's ok?
9044         bool reachable(
9045             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9046                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9047                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9048                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9049                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9050                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9051             )
9052         );
9053
9054         // If we can reach the server, auto-refresh!
9055         if (reachable)
9056             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9057     }
9058
9059     [pool release];
9060 }
9061
9062 - (void) refreshIfPossible {
9063     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9064 }
9065
9066 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9067 @synchronized (self) {
9068     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9069     [hud setText:UCLocalize("RELOADING_DATA")];
9070
9071     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9072
9073     if (hud != nil)
9074         [self removeProgressHUD:hud];
9075
9076     size_t changes(0);
9077
9078     [essential_ removeAllObjects];
9079     [broken_ removeAllObjects];
9080
9081     NSArray *packages([database_ packages]);
9082     for (Package *package in packages) {
9083         if ([package half])
9084             [broken_ addObject:package];
9085         if ([package upgradableAndEssential:NO]) {
9086             if ([package essential])
9087                 [essential_ addObject:package];
9088             ++changes;
9089         }
9090     }
9091
9092     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9093     if (changes != 0) {
9094         _trace();
9095         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9096         [changesItem setBadgeValue:badge];
9097         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9098         [self setApplicationIconBadgeNumber:changes];
9099     } else {
9100         _trace();
9101         [changesItem setBadgeValue:nil];
9102         [changesItem setAnimatedBadge:NO];
9103         [self setApplicationIconBadgeNumber:0];
9104     }
9105
9106     [self _updateData];
9107 } }
9108
9109 - (void) updateData {
9110     [self _updateData];
9111 }
9112
9113 - (void) update_ {
9114     [database_ update];
9115     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9116 }
9117
9118 - (void) disemulate {
9119     if (emulated_ == nil)
9120         return;
9121
9122     [window_ addSubview:[tabbar_ view]];
9123     [[emulated_ view] removeFromSuperview];
9124     emulated_ = nil;
9125     [window_ setUserInteractionEnabled:YES];
9126 }
9127
9128 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9129     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9130     if (IsWildcat_)
9131         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9132
9133     UIViewController *parent;
9134     if (emulated_ == nil)
9135         parent = tabbar_;
9136     else if (!force)
9137         parent = emulated_;
9138     else {
9139         [self disemulate];
9140         parent = tabbar_;
9141     }
9142
9143     [parent presentModalViewController:navigation animated:YES];
9144 }
9145
9146 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9147     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9148
9149     if (navigation != nil)
9150         [navigation pushViewController:progress animated:YES];
9151     else
9152         [self presentModalViewController:progress force:YES];
9153
9154     [progress invoke:invocation withTitle:title];
9155     return progress;
9156 }
9157
9158 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9159     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9160 }
9161
9162 - (void) repairWithInvocation:(NSInvocation *)invocation {
9163     _trace();
9164     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9165     _trace();
9166 }
9167
9168 - (void) repairWithSelector:(SEL)selector {
9169     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9170 }
9171
9172 - (void) reloadData {
9173     [self reloadDataWithInvocation:nil];
9174     if ([database_ progressDelegate] == nil)
9175         [self _loaded];
9176 }
9177
9178 - (void) syncData {
9179     [self _saveConfig];
9180     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9181 }
9182
9183 - (void) addSource:(NSDictionary *) source {
9184     AddSource(source);
9185 }
9186
9187 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9188     AddSource(href, distribution, sections);
9189 }
9190
9191 - (void) addTrivialSource:(NSString *)href {
9192     AddSource(href, @"./");
9193 }
9194
9195 - (void) updateValues {
9196     Changed_ = true;
9197 }
9198
9199 - (void) resolve {
9200     pkgProblemResolver *resolver = [database_ resolver];
9201
9202     resolver->InstallProtect();
9203     if (!resolver->Resolve(true))
9204         _error->Discard();
9205 }
9206
9207 - (bool) perform {
9208     // XXX: this is a really crappy way of doing this.
9209     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9210     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9211     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9212     if ([tabbar_ updating])
9213         [tabbar_ cancelUpdate];
9214
9215     if (![database_ prepare])
9216         return false;
9217
9218     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9219     [page setDelegate:self];
9220     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9221
9222     if (IsWildcat_)
9223         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9224     [tabbar_ presentModalViewController:confirm_ animated:YES];
9225
9226     return true;
9227 }
9228
9229 - (void) queue {
9230     @synchronized (self) {
9231         [self perform];
9232     }
9233 }
9234
9235 - (void) clearPackage:(Package *)package {
9236     @synchronized (self) {
9237         [package clear];
9238         [self resolve];
9239         [self perform];
9240     }
9241 }
9242
9243 - (void) installPackages:(NSArray *)packages {
9244     @synchronized (self) {
9245         for (Package *package in packages)
9246             [package install];
9247         [self resolve];
9248         [self perform];
9249     }
9250 }
9251
9252 - (void) installPackage:(Package *)package {
9253     @synchronized (self) {
9254         [package install];
9255         [self resolve];
9256         [self perform];
9257     }
9258 }
9259
9260 - (void) removePackage:(Package *)package {
9261     @synchronized (self) {
9262         [package remove];
9263         [self resolve];
9264         [self perform];
9265     }
9266 }
9267
9268 - (void) distUpgrade {
9269     @synchronized (self) {
9270         if (![database_ upgrade])
9271             return;
9272         [self perform];
9273     }
9274 }
9275
9276 - (void) perform_ {
9277     [database_ perform];
9278     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9279 }
9280
9281 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9282     Queuing_ = false;
9283     ++locked_;
9284     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9285     --locked_;
9286     [self refreshIfPossible];
9287 }
9288
9289 - (void) showSettings {
9290     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9291 }
9292
9293 - (void) retainNetworkActivityIndicator {
9294     if (activity_++ == 0)
9295         [self setNetworkActivityIndicatorVisible:YES];
9296
9297 #if TraceLogging
9298     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9299 #endif
9300 }
9301
9302 - (void) releaseNetworkActivityIndicator {
9303     if (--activity_ == 0)
9304         [self setNetworkActivityIndicatorVisible:NO];
9305
9306 #if TraceLogging
9307     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9308 #endif
9309
9310 }
9311
9312 - (void) cancelAndClear:(bool)clear {
9313     @synchronized (self) {
9314         if (clear) {
9315             [database_ clear];
9316             Queuing_ = false;
9317         } else {
9318             Queuing_ = true;
9319         }
9320
9321         [self _updateData];
9322     }
9323 }
9324
9325 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9326     NSString *context([alert context]);
9327
9328     if ([context isEqualToString:@"conffile"]) {
9329         FILE *input = [database_ input];
9330         if (button == [alert cancelButtonIndex])
9331             fprintf(input, "N\n");
9332         else if (button == [alert firstOtherButtonIndex])
9333             fprintf(input, "Y\n");
9334         fflush(input);
9335
9336         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9337     } else if ([context isEqualToString:@"fixhalf"]) {
9338         if (button == [alert cancelButtonIndex]) {
9339             @synchronized (self) {
9340                 for (Package *broken in (id) broken_) {
9341                     [broken remove];
9342
9343                     NSString *id = [broken id];
9344                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9345                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9346                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9347                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9348                 }
9349
9350                 [self resolve];
9351                 [self perform];
9352             }
9353         } else if (button == [alert firstOtherButtonIndex]) {
9354             [broken_ removeAllObjects];
9355             [self _loaded];
9356         }
9357
9358         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9359     } else if ([context isEqualToString:@"upgrade"]) {
9360         if (button == [alert firstOtherButtonIndex]) {
9361             @synchronized (self) {
9362                 for (Package *essential in (id) essential_)
9363                     [essential install];
9364
9365                 [self resolve];
9366                 [self perform];
9367             }
9368         } else if (button == [alert firstOtherButtonIndex] + 1) {
9369             [self distUpgrade];
9370         } else if (button == [alert cancelButtonIndex]) {
9371             Ignored_ = YES;
9372         }
9373
9374         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9375     }
9376 }
9377
9378 - (void) system:(NSString *)command {
9379     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9380
9381     _trace();
9382     system([command UTF8String]);
9383     _trace();
9384
9385     [pool release];
9386 }
9387
9388 - (void) applicationWillSuspend {
9389     [database_ clean];
9390     [super applicationWillSuspend];
9391 }
9392
9393 - (BOOL) isSafeToSuspend {
9394     if (locked_ != 0) {
9395 #if !ForRelease
9396         NSLog(@"isSafeToSuspend: locked_ != 0");
9397 #endif
9398         return false;
9399     }
9400
9401     // Use external process status API internally.
9402     // This is probably a really bad idea.
9403     // XXX: what is the point of this? does this solve anything at all?
9404     uint64_t status = 0;
9405     int notify_token;
9406     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9407         notify_get_state(notify_token, &status);
9408         notify_cancel(notify_token);
9409     }
9410
9411     if (status != 0) {
9412 #if !ForRelease
9413         NSLog(@"isSafeToSuspend: status != 0");
9414 #endif
9415         return false;
9416     }
9417
9418 #if !ForRelease
9419     NSLog(@"isSafeToSuspend: -> true");
9420 #endif
9421     return true;
9422 }
9423
9424 - (void) applicationSuspend:(__GSEvent *)event {
9425     if ([self isSafeToSuspend])
9426         [super applicationSuspend:event];
9427 }
9428
9429 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9430     if ([self isSafeToSuspend])
9431         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9432 }
9433
9434 - (void) _setSuspended:(BOOL)value {
9435     if ([self isSafeToSuspend])
9436         [super _setSuspended:value];
9437 }
9438
9439 - (UIProgressHUD *) addProgressHUD {
9440     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9441     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9442
9443     [window_ setUserInteractionEnabled:NO];
9444
9445     UIViewController *target(tabbar_);
9446     if (UIViewController *modal = [target modalViewController])
9447         target = modal;
9448
9449     UIView *view([target view]);
9450     [view addSubview:hud];
9451
9452     [hud showInView:[tabbar_ view]];
9453
9454     ++locked_;
9455     return hud;
9456 }
9457
9458 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9459     --locked_;
9460     [hud hide];
9461     [hud removeFromSuperview];
9462     [window_ setUserInteractionEnabled:YES];
9463 }
9464
9465 - (CyteViewController *) pageForPackage:(NSString *)name {
9466     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9467 }
9468
9469 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9470     NSString *scheme([[url scheme] lowercaseString]);
9471     if ([[url absoluteString] length] <= [scheme length] + 3)
9472         return nil;
9473     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9474     NSArray *components([path pathComponents]);
9475
9476     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9477         return [self pageForPackage:[components objectAtIndex:1]];
9478
9479     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9480         return nil;
9481
9482     NSString *base([components objectAtIndex:0]);
9483
9484     CyteViewController *controller = nil;
9485
9486     if ([base isEqualToString:@"url"]) {
9487         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9488         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9489         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9490     } else if (!external && [components count] == 1) {
9491         if ([base isEqualToString:@"manage"]) {
9492             controller = [[[ManageController alloc] init] autorelease];
9493         }
9494
9495         if ([base isEqualToString:@"sources"]) {
9496             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9497         }
9498
9499         if ([base isEqualToString:@"home"]) {
9500             controller = [[[HomeController alloc] init] autorelease];
9501         }
9502
9503         if ([base isEqualToString:@"sections"]) {
9504             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9505         }
9506
9507         if ([base isEqualToString:@"search"]) {
9508             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9509         }
9510
9511         if ([base isEqualToString:@"changes"]) {
9512             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9513         }
9514
9515         if ([base isEqualToString:@"installed"]) {
9516             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9517         }
9518     } else if ([components count] == 2) {
9519         NSString *argument = [components objectAtIndex:1];
9520
9521         if ([base isEqualToString:@"package"]) {
9522             controller = [self pageForPackage:argument];
9523         }
9524
9525         if (!external && [base isEqualToString:@"search"]) {
9526             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9527         }
9528
9529         if (!external && [base isEqualToString:@"sections"]) {
9530             if ([argument isEqualToString:@"all"])
9531                 argument = nil;
9532             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9533         }
9534
9535         if (!external && [base isEqualToString:@"sources"]) {
9536             if ([argument isEqualToString:@"add"]) {
9537                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9538                 [(SourcesController *)controller showAddSourcePrompt];
9539             } else {
9540                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9541                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9542             }
9543         }
9544
9545         if (!external && [base isEqualToString:@"launch"]) {
9546             [self launchApplicationWithIdentifier:argument suspended:NO];
9547             return nil;
9548         }
9549     } else if (!external && [components count] == 3) {
9550         NSString *arg1 = [components objectAtIndex:1];
9551         NSString *arg2 = [components objectAtIndex:2];
9552
9553         if ([base isEqualToString:@"package"]) {
9554             if ([arg2 isEqualToString:@"settings"]) {
9555                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9556             } else if ([arg2 isEqualToString:@"files"]) {
9557                 if (Package *package = [database_ packageWithName:arg1]) {
9558                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9559                     [(FileTable *)controller setPackage:package];
9560                 }
9561             }
9562         }
9563     }
9564
9565     [controller setDelegate:self];
9566     return controller;
9567 }
9568
9569 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9570     CyteViewController *page([self pageForURL:url forExternal:external]);
9571
9572     if (page != nil) {
9573         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9574         [nav setViewControllers:[NSArray arrayWithObject:page]];
9575         [tabbar_ setUnselectedViewController:nav];
9576     }
9577
9578     return page != nil;
9579 }
9580
9581 - (void) applicationOpenURL:(NSURL *)url {
9582     [super applicationOpenURL:url];
9583
9584     if (!loaded_)
9585         starturl_ = url;
9586     else
9587         [self openCydiaURL:url forExternal:YES];
9588 }
9589
9590 - (void) applicationWillResignActive:(UIApplication *)application {
9591     // Stop refreshing if you get a phone call or lock the device.
9592     if ([tabbar_ updating])
9593         [tabbar_ cancelUpdate];
9594
9595     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9596         [super applicationWillResignActive:application];
9597 }
9598
9599 - (void) saveState {
9600     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9601     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9602     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9603     Changed_ = true;
9604
9605     [self _saveConfig];
9606 }
9607
9608 - (void) applicationWillTerminate:(UIApplication *)application {
9609     [self saveState];
9610 }
9611
9612 - (void) setConfigurationData:(NSString *)data {
9613     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9614
9615     if (!conffile_r(data)) {
9616         lprintf("E:invalid conffile\n");
9617         return;
9618     }
9619
9620     NSString *ofile = conffile_r[1];
9621     //NSString *nfile = conffile_r[2];
9622
9623     UIAlertView *alert = [[[UIAlertView alloc]
9624         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9625         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9626         delegate:self
9627         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9628         otherButtonTitles:
9629             UCLocalize("ACCEPT_NEW_COPY"),
9630             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9631         nil
9632     ] autorelease];
9633
9634     [alert setContext:@"conffile"];
9635     [alert setNumberOfRows:2];
9636     [alert show];
9637 }
9638
9639 - (void) addStashController {
9640     ++locked_;
9641     stash_ = [[[StashController alloc] init] autorelease];
9642     [window_ addSubview:[stash_ view]];
9643 }
9644
9645 - (void) removeStashController {
9646     [[stash_ view] removeFromSuperview];
9647     stash_ = nil;
9648     --locked_;
9649 }
9650
9651 - (void) stash {
9652     [self setIdleTimerDisabled:YES];
9653
9654     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9655     UpdateExternalStatus(1);
9656     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9657     UpdateExternalStatus(0);
9658
9659     [self removeStashController];
9660
9661     if (ExecFork() == 0) {
9662         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9663         perror("launchctl stop");
9664     }
9665 }
9666
9667 - (void) setupViewControllers {
9668     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9669
9670     NSMutableArray *items([NSMutableArray arrayWithObjects:
9671         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9672         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9673         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9674         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9675     nil]);
9676
9677     if (IsWildcat_) {
9678         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9679         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9680     } else {
9681         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9682     }
9683
9684     NSMutableArray *controllers([NSMutableArray array]);
9685     for (UITabBarItem *item in items) {
9686         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9687         [controller setTabBarItem:item];
9688         [controllers addObject:controller];
9689     }
9690     [tabbar_ setViewControllers:controllers];
9691
9692     [tabbar_ setUpdateDelegate:self];
9693 }
9694
9695 - (void) _sendMemoryWarningNotification {
9696     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9697 }
9698
9699 - (void) _sendMemoryWarningNotifications {
9700     while (true) {
9701         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9702         usleep(250000);
9703     }
9704 }
9705
9706 - (void) applicationDidFinishLaunching:(id)unused {
9707     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9708
9709 _trace();
9710     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9711         [self setApplicationSupportsShakeToEdit:NO];
9712
9713     @synchronized (HostConfig_) {
9714         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9715     }
9716
9717     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9718         initWithMemoryCapacity:524288
9719         diskCapacity:10485760
9720         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9721     ] autorelease]];
9722
9723     [CydiaWebViewController _initialize];
9724
9725     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9726
9727     // this would disallow http{,s} URLs from accessing this data
9728     //[WebView registerURLSchemeAsLocal:@"cydia"];
9729
9730     Font12_ = [UIFont systemFontOfSize:12];
9731     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9732     Font14_ = [UIFont systemFontOfSize:14];
9733     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9734     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9735
9736     essential_ = [NSMutableArray arrayWithCapacity:4];
9737     broken_ = [NSMutableArray arrayWithCapacity:4];
9738
9739     // XXX: I really need this thing... like, seriously... I'm sorry
9740     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9741
9742     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9743     [window_ orderFront:self];
9744     [window_ makeKey:self];
9745     [window_ setHidden:NO];
9746
9747     if (
9748         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9749         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9750         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9751         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9752         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9753         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9754         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9755         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9756         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9757         false
9758     ) {
9759         [self addStashController];
9760         // XXX: this would be much cleaner as a yieldToSelector:
9761         // that way the removeStashController could happen right here inline
9762         // we also could no longer require the useless stash_ field anymore
9763         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9764         return;
9765     }
9766
9767     database_ = [Database sharedInstance];
9768     [database_ setDelegate:self];
9769
9770     [window_ setUserInteractionEnabled:NO];
9771     [self setupViewControllers];
9772
9773     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9774     [window_ addSubview:[emulated_ view]];
9775
9776     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9777 _trace();
9778 }
9779
9780 - (NSArray *) defaultStartPages {
9781     NSMutableArray *standard = [NSMutableArray array];
9782     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9783     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9784     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9785     if (!IsWildcat_) {
9786         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9787     } else {
9788         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9789         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9790     }
9791     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9792     return standard;
9793 }
9794
9795 - (void) loadData {
9796 _trace();
9797     if (Role_ == nil) {
9798         [window_ setUserInteractionEnabled:YES];
9799         [self showSettings];
9800         return;
9801     } else {
9802         if ([emulated_ modalViewController] != nil)
9803             [emulated_ dismissModalViewControllerAnimated:YES];
9804         [window_ setUserInteractionEnabled:NO];
9805     }
9806
9807     [self reloadDataWithInvocation:nil];
9808     [self refreshIfPossible];
9809     PrintTimes();
9810
9811     [self disemulate];
9812
9813     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9814     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9815     int standardIndex = 0;
9816     NSArray *standard = [self defaultStartPages];
9817
9818     BOOL valid = YES;
9819
9820     if (saved == nil)
9821         valid = NO;
9822
9823     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9824     if (valid && closed != nil) {
9825         NSTimeInterval interval([closed timeIntervalSinceNow]);
9826         // XXX: Is 15 minutes the optimal time here?
9827         if (interval > 0 && interval <= -(15*60))
9828             valid = NO;
9829     }
9830
9831     if (valid && [saved count] != [standard count])
9832         valid = NO;
9833
9834     if (valid) {
9835         for (unsigned int i = 0; i < [standard count]; i++) {
9836             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9837             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9838             //      but it's good enough for now.
9839             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9840                 valid = NO;
9841                 break;
9842             }
9843         }
9844     }
9845
9846     NSArray *items = nil;
9847     if (valid) {
9848         [tabbar_ setSelectedIndex:savedIndex];
9849         items = saved;
9850     } else {
9851         [tabbar_ setSelectedIndex:standardIndex];
9852         items = standard;
9853     }
9854
9855     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9856         NSArray *stack = [items objectAtIndex:tab];
9857         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9858         NSMutableArray *current = [NSMutableArray array];
9859
9860         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9861             NSString *addr = [stack objectAtIndex:nav];
9862             NSURL *url = [NSURL URLWithString:addr];
9863             CyteViewController *page = [self pageForURL:url forExternal:NO];
9864             if (page != nil)
9865                 [current addObject:page];
9866         }
9867
9868         [navigation setViewControllers:current];
9869     }
9870
9871     // (Try to) show the startup URL.
9872     if (starturl_ != nil) {
9873         [self openCydiaURL:starturl_ forExternal:NO];
9874         starturl_ = nil;
9875     }
9876 }
9877
9878 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9879     if (item != nil && IsWildcat_) {
9880         [sheet showFromBarButtonItem:item animated:YES];
9881     } else {
9882         [sheet showInView:window_];
9883     }
9884 }
9885
9886 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9887     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9888     [progress setTitle:task];
9889     [progress addProgressEvent:event];
9890 }
9891
9892 - (void) addProgressEventForTask:(NSArray *)data {
9893     CydiaProgressEvent *event([data objectAtIndex:0]);
9894     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9895     [self addProgressEvent:event forTask:task];
9896 }
9897
9898 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9899     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9900 }
9901
9902 @end
9903
9904 /*IMP alloc_;
9905 id Alloc_(id self, SEL selector) {
9906     id object = alloc_(self, selector);
9907     lprintf("[%s]A-%p\n", self->isa->name, object);
9908     return object;
9909 }*/
9910
9911 /*IMP dealloc_;
9912 id Dealloc_(id self, SEL selector) {
9913     id object = dealloc_(self, selector);
9914     lprintf("[%s]D-%p\n", self->isa->name, object);
9915     return object;
9916 }*/
9917
9918 Class $WebDefaultUIKitDelegate;
9919
9920 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9921     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9922         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9923     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9924 }
9925
9926 static NSSet *MobilizedFiles_;
9927
9928 static NSURL *MobilizeURL(NSURL *url) {
9929     NSString *path([url path]);
9930     if ([path hasPrefix:@"/var/root/"]) {
9931         NSString *file([path substringFromIndex:10]);
9932         if ([MobilizedFiles_ containsObject:file])
9933             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9934     }
9935
9936     return url;
9937 }
9938
9939 Class $CFXPreferencesPropertyListSource;
9940 @class CFXPreferencesPropertyListSource;
9941
9942 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9943     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9944     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9945     url = MobilizeURL(url);
9946     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9947     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9948     url = old;
9949     [pool release];
9950     return value;
9951 }
9952
9953 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9954     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9955     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9956     url = MobilizeURL(url);
9957     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9958     //NSLog(@"%@ %@", [url absoluteString], value);
9959     url = old;
9960     [pool release];
9961     return value;
9962 }
9963
9964 Class $NSURLConnection;
9965
9966 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9967     NSMutableURLRequest *copy([request mutableCopy]);
9968
9969     NSURL *url([copy URL]);
9970
9971     NSString *href([url absoluteString]);
9972     NSString *host([url host]);
9973     NSString *scheme([[url scheme] lowercaseString]);
9974
9975     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9976
9977     @synchronized (HostConfig_) {
9978         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9979             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9980                 [copy setHTTPShouldUsePipelining:YES];
9981
9982         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9983             if ([control isEqualToString:@"max-age=0"])
9984                 if ([CachedURLs_ containsObject:href]) {
9985 #if !ForRelease
9986                     NSLog(@"~~~: %@", href);
9987 #endif
9988
9989                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9990
9991                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9992                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9993                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9994                 }
9995     }
9996
9997     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9998     } return self;
9999 }
10000
10001 int main(int argc, char *argv[]) {
10002     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10003
10004     _trace();
10005
10006     UpdateExternalStatus(0);
10007
10008     if (Class $UIDevice = objc_getClass("UIDevice")) {
10009         UIDevice *device([$UIDevice currentDevice]);
10010         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10011     } else
10012         IsWildcat_ = false;
10013
10014     UIScreen *screen([UIScreen mainScreen]);
10015     if ([screen respondsToSelector:@selector(scale)])
10016         ScreenScale_ = [screen scale];
10017     else
10018         ScreenScale_ = 1;
10019
10020     UIDevice *device([UIDevice currentDevice]);
10021     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10022         Idiom_ = @"iphone";
10023     else {
10024         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10025         if (idiom == UIUserInterfaceIdiomPhone)
10026             Idiom_ = @"iphone";
10027         else if (idiom == UIUserInterfaceIdiomPad)
10028             Idiom_ = @"ipad";
10029         else
10030             NSLog(@"unknown UIUserInterfaceIdiom!");
10031     }
10032
10033     Pcre pattern("^([0-9]+\\.[0-9]+)");
10034     if (pattern([device systemVersion]))
10035         Firmware_ = pattern[1];
10036
10037     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10038
10039     HostConfig_ = [[[NSObject alloc] init] autorelease];
10040     @synchronized (HostConfig_) {
10041         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10042         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10043         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10044         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10045         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10046     }
10047
10048     NSString *ui(@"ui/ios");
10049     if (Firmware_ != nil)
10050         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"-%@", Firmware_]];
10051     if (Idiom_ != nil)
10052         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10053     UI_ = CydiaURL(ui);
10054
10055     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10056
10057     MobilizedFiles_ = [NSMutableSet setWithObjects:
10058         @"Library/Preferences/com.apple.Accessibility.plist",
10059         @"Library/Preferences/com.apple.preferences.sounds.plist",
10060     nil];
10061
10062     /* Library Hacks {{{ */
10063     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10064
10065     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10066
10067     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10068     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10069         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10070         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10071     }
10072
10073     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10074     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10075         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10076         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10077     }
10078
10079     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10080     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10081     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10082         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10083         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10084     }
10085
10086     $NSURLConnection = objc_getClass("NSURLConnection");
10087     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10088     if (NSURLConnection$init$ != NULL) {
10089         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10090         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10091     }
10092     /* }}} */
10093     /* Set Locale {{{ */
10094     Locale_ = CFLocaleCopyCurrent();
10095     Languages_ = [NSLocale preferredLanguages];
10096
10097     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10098     //NSLog(@"%@", [Languages_ description]);
10099
10100     const char *lang;
10101     if (Locale_ != NULL)
10102         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10103     else if (Languages_ != nil && [Languages_ count] != 0)
10104         lang = [[Languages_ objectAtIndex:0] UTF8String];
10105     else
10106         // XXX: consider just setting to C and then falling through?
10107         lang = NULL;
10108
10109     if (lang != NULL) {
10110         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10111         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10112     }
10113
10114     NSLog(@"Setting Language: %s", lang);
10115
10116     if (lang != NULL) {
10117         setenv("LANG", lang, true);
10118         std::setlocale(LC_ALL, lang);
10119     }
10120     /* }}} */
10121
10122     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10123
10124     /* Parse Arguments {{{ */
10125     bool substrate(false);
10126
10127     if (argc != 0) {
10128         char **args(argv);
10129         int arge(1);
10130
10131         for (int argi(1); argi != argc; ++argi)
10132             if (strcmp(argv[argi], "--") == 0) {
10133                 arge = argi;
10134                 argv[argi] = argv[0];
10135                 argv += argi;
10136                 argc -= argi;
10137                 break;
10138             }
10139
10140         for (int argi(1); argi != arge; ++argi)
10141             if (strcmp(args[argi], "--substrate") == 0)
10142                 substrate = true;
10143             else
10144                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10145     }
10146     /* }}} */
10147
10148     App_ = [[NSBundle mainBundle] bundlePath];
10149     Advanced_ = YES;
10150
10151     setuid(0);
10152     setgid(0);
10153
10154     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10155     alloc_ = alloc->method_imp;
10156     alloc->method_imp = (IMP) &Alloc_;*/
10157
10158     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10159     dealloc_ = dealloc->method_imp;
10160     dealloc->method_imp = (IMP) &Dealloc_;*/
10161
10162     /* System Information {{{ */
10163     size_t size;
10164
10165     int maxproc;
10166     size = sizeof(maxproc);
10167     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10168         perror("sysctlbyname(\"kern.maxproc\", ?)");
10169     else if (maxproc < 64) {
10170         maxproc = 64;
10171         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10172             perror("sysctlbyname(\"kern.maxproc\", #)");
10173     }
10174
10175     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10176     char *osversion = new char[size];
10177     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10178         perror("sysctlbyname(\"kern.osversion\", ?)");
10179     else
10180         System_ = [NSString stringWithUTF8String:osversion];
10181
10182     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10183     char *machine = new char[size];
10184     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10185         perror("sysctlbyname(\"hw.machine\", ?)");
10186     else
10187         Machine_ = machine;
10188
10189     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10190     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10191     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10192
10193     UniqueID_ = [device uniqueIdentifier];
10194
10195     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10196     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10197     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10198
10199     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10200     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10201     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10202
10203     if (mcc != NULL && mnc != NULL)
10204         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10205
10206     if (mnc != NULL)
10207         CFRelease(mnc);
10208     if (mcc != NULL)
10209         CFRelease(mcc);
10210
10211     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10212         Build_ = [system objectForKey:@"ProductBuildVersion"];
10213     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10214         Product_ = [info objectForKey:@"SafariProductVersion"];
10215         Safari_ = [info objectForKey:@"CFBundleVersion"];
10216     }
10217     /* }}} */
10218     /* Load Database {{{ */
10219     _trace();
10220     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10221     _trace();
10222     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10223
10224     if (Metadata_ == NULL)
10225         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10226     else {
10227         Settings_ = [Metadata_ objectForKey:@"Settings"];
10228
10229         Packages_ = [Metadata_ objectForKey:@"Packages"];
10230
10231         Values_ = [Metadata_ objectForKey:@"Values"];
10232         Sections_ = [Metadata_ objectForKey:@"Sections"];
10233         Sources_ = [Metadata_ objectForKey:@"Sources"];
10234
10235         Token_ = [Metadata_ objectForKey:@"Token"];
10236
10237         Version_ = [Metadata_ objectForKey:@"Version"];
10238
10239         @synchronized (HostConfig_) {
10240             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10241         }
10242     }
10243
10244     if (Settings_ != nil)
10245         Role_ = [Settings_ objectForKey:@"Role"];
10246
10247     if (Values_ == nil) {
10248         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10249         [Metadata_ setObject:Values_ forKey:@"Values"];
10250     }
10251
10252     if (Sections_ == nil) {
10253         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10254         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10255     }
10256
10257     if (Sources_ == nil) {
10258         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10259         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10260     }
10261
10262     if (Version_ == nil) {
10263         Version_ = [NSNumber numberWithUnsignedInt:0];
10264         [Metadata_ setObject:Version_ forKey:@"Version"];
10265     }
10266
10267     @synchronized (HostConfig_) {
10268         if (CydiaSource_ == nil) {
10269             CydiaSource_ = @"apt.saurik.com";
10270             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10271         }
10272     }
10273
10274     if ([Version_ unsignedIntValue] == 0) {
10275         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10276         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10277         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10278         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10279
10280         Version_ = [NSNumber numberWithUnsignedInt:1];
10281         [Metadata_ setObject:Version_ forKey:@"Version"];
10282
10283         [Metadata_ removeObjectForKey:@"LastUpdate"];
10284
10285         Changed_ = true;
10286     }
10287     /* }}} */
10288
10289     WriteSources();
10290
10291     _trace();
10292     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10293     _trace();
10294
10295     if (Packages_ != nil) {
10296         bool fail(false);
10297         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10298         _trace();
10299
10300         if (!fail) {
10301             [Metadata_ removeObjectForKey:@"Packages"];
10302             Packages_ = nil;
10303             Changed_ = true;
10304         }
10305     }
10306
10307     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10308
10309 #define MobileSubstrate_(name) \
10310     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10311         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10312         if (handle == NULL) \
10313             NSLog(@"%s", dlerror()); \
10314     }
10315
10316     MobileSubstrate_(Activator)
10317     MobileSubstrate_(libstatusbar)
10318     MobileSubstrate_(SimulatedKeyEvents)
10319     MobileSubstrate_(WinterBoard)
10320
10321     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10322         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10323
10324     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10325
10326     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10327         unlink("/tmp/.cydia.fw");
10328         goto firmware;
10329     } else if (access("/User", F_OK) != 0 || version < 4) {
10330       firmware:
10331         _trace();
10332         system("/usr/libexec/cydia/firmware.sh");
10333         _trace();
10334     }
10335
10336     _assert([[NSFileManager defaultManager]
10337         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10338         withIntermediateDirectories:YES
10339         attributes:nil
10340         error:NULL
10341     ]);
10342
10343     if (access("/tmp/cydia.chk", F_OK) == 0) {
10344         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10345             _assert(errno == ENOENT);
10346         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10347             _assert(errno == ENOENT);
10348     }
10349
10350     /* APT Initialization {{{ */
10351     _assert(pkgInitConfig(*_config));
10352     _assert(pkgInitSystem(*_config, _system));
10353
10354     if (lang != NULL)
10355         _config->Set("APT::Acquire::Translation", lang);
10356
10357     // XXX: this timeout might be important :(
10358     //_config->Set("Acquire::http::Timeout", 15);
10359
10360     _config->Set("Acquire::http::MaxParallel", 3);
10361     /* }}} */
10362     /* Color Choices {{{ */
10363     space_ = CGColorSpaceCreateDeviceRGB();
10364
10365     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10366     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10367     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10368     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10369     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10370     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10371     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10372     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10373     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10374
10375     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10376     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10377     /* }}}*/
10378     /* UIKit Configuration {{{ */
10379     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10380     if ($GSFontSetUseLegacyFontMetrics != NULL)
10381         $GSFontSetUseLegacyFontMetrics(YES);
10382
10383     // XXX: I have a feeling this was important
10384     //UIKeyboardDisableAutomaticAppearance();
10385     /* }}} */
10386
10387     Colon_ = UCLocalize("COLON_DELIMITED");
10388     Elision_ = UCLocalize("ELISION");
10389     Error_ = UCLocalize("ERROR");
10390     Warning_ = UCLocalize("WARNING");
10391
10392     _trace();
10393     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10394
10395     CGColorSpaceRelease(space_);
10396     CFRelease(Locale_);
10397
10398     [pool release];
10399     return value;
10400 }