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     fprintf(file, "deb http://%s/ tangelo-3.7 main\n",
 753         [CydiaSource_ UTF8String]
 754     );
 755
 756     for (NSString *key in [Sources_ allKeys]) {
 757         NSDictionary *source([Sources_ objectForKey:key]);
 758
 759         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 760
 761         fprintf(file, "%s %s %s%s%s\n",
 762             [[source objectForKey:@"Type"] UTF8String],
 763             [[source objectForKey:@"URI"] UTF8String],
 764             [[source objectForKey:@"Distribution"] UTF8String],
 765             [sections count] == 0 ? "" : " ",
 766             [[sections componentsJoinedByString:@" "] UTF8String]
 767         );
 768     }
 769
 770     fclose(file);
 771 }
 772
 773 /* Display Helpers {{{ */
 774 inline float Interpolate(float begin, float end, float fraction) {
 775     return (end - begin) * fraction + begin;
 776 }
 777
 778 static _finline const char *StripVersion_(const char *version) {
 779     const char *colon(strchr(version, ':'));
 780     return colon == NULL ? version : colon + 1;
 781 }
 782
 783 NSString *LocalizeSection(NSString *section) {
 784     static Pcre title_r("^(.*?) \\((.*)\\)$");
 785     if (title_r(section)) {
 786         NSString *parent(title_r[1]);
 787         NSString *child(title_r[2]);
 788
 789         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 790             LocalizeSection(parent),
 791             LocalizeSection(child)
 792         ];
 793     }
 794
 795     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 796 }
 797
 798 NSString *Simplify(NSString *title) {
 799     const char *data = [title UTF8String];
 800     size_t size = [title length];
 801
 802     static Pcre square_r("^\\[(.*)\\]$");
 803     if (square_r(data, size))
 804         return Simplify(square_r[1]);
 805
 806     static Pcre paren_r("^\\((.*)\\)$");
 807     if (paren_r(data, size))
 808         return Simplify(paren_r[1]);
 809
 810     static Pcre title_r("^(.*?) \\((.*)\\)$");
 811     if (title_r(data, size))
 812         return Simplify(title_r[1]);
 813
 814     return title;
 815 }
 816 /* }}} */
 817
 818 NSString *GetLastUpdate() {
 819     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 820
 821     if (update == nil)
 822         return UCLocalize("NEVER_OR_UNKNOWN");
 823
 824     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 825     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 826
 827     CFRelease(formatter);
 828
 829     return [(NSString *) formatted autorelease];
 830 }
 831
 832 bool isSectionVisible(NSString *section) {
 833     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 834     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 835     return hidden == nil || ![hidden boolValue];
 836 }
 837
 838 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 839     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 840     if (entry == MACH_PORT_NULL)
 841         return nil;
 842
 843     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 844     IOObjectRelease(entry);
 845
 846     if (value == NULL)
 847         return nil;
 848     return [(id) value autorelease];
 849 }
 850
 851 static NSString *CYHex(NSData *data, bool reverse = false) {
 852     if (data == nil)
 853         return nil;
 854
 855     size_t length([data length]);
 856     uint8_t bytes[length];
 857     [data getBytes:bytes];
 858
 859     char string[length * 2 + 1];
 860     for (size_t i(0); i != length; ++i)
 861         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 862
 863     return [NSString stringWithUTF8String:string];
 864 }
 865
 866 @class Cydia;
 867
 868 /* Delegate Prototypes {{{ */
 869 @class Package;
 870 @class Source;
 871 @class CydiaProgressEvent;
 872
 873 @protocol DatabaseDelegate
 874 - (void) repairWithSelector:(SEL)selector;
 875 - (void) setConfigurationData:(NSString *)data;
 876 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 877 @end
 878
 879 @class CYPackageController;
 880
 881 @protocol CydiaDelegate
 882 - (void) returnToCydia;
 883 - (void) saveState;
 884 - (void) retainNetworkActivityIndicator;
 885 - (void) releaseNetworkActivityIndicator;
 886 - (void) clearPackage:(Package *)package;
 887 - (void) installPackage:(Package *)package;
 888 - (void) installPackages:(NSArray *)packages;
 889 - (void) removePackage:(Package *)package;
 890 - (void) beginUpdate;
 891 - (BOOL) updating;
 892 - (void) distUpgrade;
 893 - (void) loadData;
 894 - (void) updateData;
 895 - (void) syncData;
 896 - (void) addSource:(NSDictionary *)source;
 897 - (void) addTrivialSource:(NSString *)href;
 898 - (void) showSettings;
 899 - (UIProgressHUD *) addProgressHUD;
 900 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 901 - (CyteViewController *) pageForPackage:(NSString *)name;
 902 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 903 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 904 @end
 905 /* }}} */
 906
 907 /* Status Delegation {{{ */
 908 class Status :
 909     public pkgAcquireStatus
 910 {
 911   private:
 912     _transient NSObject<ProgressDelegate> *delegate_;
 913     bool cancelled_;
 914
 915   public:
 916     Status() :
 917         delegate_(nil),
 918         cancelled_(false)
 919     {
 920     }
 921
 922     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 923         delegate_ = delegate;
 924     }
 925
 926     NSObject<ProgressDelegate> *getDelegate() const {
 927         return delegate_;
 928     }
 929
 930     virtual bool MediaChange(std::string media, std::string drive) {
 931         return false;
 932     }
 933
 934     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 935         Done(item);
 936     }
 937
 938     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 939         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 940         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 941         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 942     }
 943
 944     virtual void Done(pkgAcquire::ItemDesc &item) {
 945         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 946         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 947         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 948     }
 949
 950     virtual void Fail(pkgAcquire::ItemDesc &item) {
 951         if (
 952             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 953             item.Owner->Status == pkgAcquire::Item::StatDone
 954         )
 955             return;
 956
 957         std::string &error(item.Owner->ErrorText);
 958         if (error.empty())
 959             return;
 960
 961         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 962         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 963     }
 964
 965     virtual bool Pulse(pkgAcquire *Owner) {
 966         bool value = pkgAcquireStatus::Pulse(Owner);
 967
 968         double percent(
 969             double(CurrentBytes + CurrentItems) /
 970             double(TotalBytes + TotalItems)
 971         );
 972
 973         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 974             [NSNumber numberWithDouble:percent], @"Percent",
 975
 976             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 977             [NSNumber numberWithDouble:TotalBytes], @"Total",
 978             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 979         nil] waitUntilDone:YES];
 980
 981         if (value && ![delegate_ isProgressCancelled])
 982             return true;
 983         else {
 984             cancelled_ = true;
 985             return false;
 986         }
 987     }
 988
 989     _finline bool WasCancelled() const {
 990         return cancelled_;
 991     }
 992
 993     virtual void Start() {
 994         pkgAcquireStatus::Start();
 995         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 996     }
 997
 998     virtual void Stop() {
 999         pkgAcquireStatus::Stop();
1000         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1001         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1002     }
1003 };
1004 /* }}} */
1005 /* Database Interface {{{ */
1006 typedef std::map< unsigned long, _H<Source> > SourceMap;
1007
1008 @interface Database : NSObject {
1009     NSZone *zone_;
1010     apr_pool_t *pool_;
1011
1012     unsigned era_;
1013
1014     pkgCacheFile cache_;
1015     pkgDepCache::Policy *policy_;
1016     pkgRecords *records_;
1017     pkgProblemResolver *resolver_;
1018     pkgAcquire *fetcher_;
1019     FileFd *lock_;
1020     SPtr<pkgPackageManager> manager_;
1021     pkgSourceList *list_;
1022
1023     SourceMap sourceMap_;
1024     _H<NSMutableArray> sourceList_;
1025
1026     CFMutableArrayRef packages_;
1027
1028     _transient NSObject<DatabaseDelegate> *delegate_;
1029     _transient NSObject<ProgressDelegate> *progress_;
1030
1031     Status status_;
1032
1033     int cydiafd_;
1034     int statusfd_;
1035     FILE *input_;
1036
1037     std::map<const char *, _H<NSString> > sections_;
1038 }
1039
1040 + (Database *) sharedInstance;
1041 - (unsigned) era;
1042
1043 - (void) _readCydia:(NSNumber *)fd;
1044 - (void) _readStatus:(NSNumber *)fd;
1045 - (void) _readOutput:(NSNumber *)fd;
1046
1047 - (FILE *) input;
1048
1049 - (Package *) packageWithName:(NSString *)name;
1050
1051 - (pkgCacheFile &) cache;
1052 - (pkgDepCache::Policy *) policy;
1053 - (pkgRecords *) records;
1054 - (pkgProblemResolver *) resolver;
1055 - (pkgAcquire &) fetcher;
1056 - (pkgSourceList &) list;
1057 - (NSArray *) packages;
1058 - (NSArray *) sources;
1059 - (Source *) sourceWithKey:(NSString *)key;
1060 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1061
1062 - (void) configure;
1063 - (bool) prepare;
1064 - (void) perform;
1065 - (bool) upgrade;
1066 - (void) update;
1067
1068 - (void) updateWithStatus:(Status &)status;
1069
1070 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1071
1072 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1073 - (NSObject<ProgressDelegate> *) progressDelegate;
1074
1075 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1076
1077 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1078
1079 @end
1080 /* }}} */
1081 /* ProgressEvent Implementation {{{ */
1082 @implementation CydiaProgressEvent
1083
1084 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1085     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1086 }
1087
1088 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1089     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1090     [event setPackage:package];
1091     return event;
1092 }
1093
1094 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1095     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1096
1097     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1098     NSArray *fields([description componentsSeparatedByString:@" "]);
1099     [event setItem:fields];
1100
1101     if ([fields count] > 3) {
1102         [event setPackage:[fields objectAtIndex:2]];
1103         [event setVersion:[fields objectAtIndex:3]];
1104     }
1105
1106     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1107
1108     return event;
1109 }
1110
1111 + (NSArray *) _attributeKeys {
1112     return [NSArray arrayWithObjects:
1113         @"item",
1114         @"message",
1115         @"package",
1116         @"type",
1117         @"url",
1118         @"version",
1119     nil];
1120 }
1121
1122 - (NSArray *) attributeKeys {
1123     return [[self class] _attributeKeys];
1124 }
1125
1126 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1127     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1128 }
1129
1130 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1131     if ((self = [super init]) != nil) {
1132         message_ = message;
1133         type_ = type;
1134     } return self;
1135 }
1136
1137 - (NSString *) message {
1138     return message_;
1139 }
1140
1141 - (NSString *) type {
1142     return type_;
1143 }
1144
1145 - (NSArray *) item {
1146     return (id) item_ ?: [NSNull null];
1147 }
1148
1149 - (void) setItem:(NSArray *)item {
1150     item_ = item;
1151 }
1152
1153 - (NSString *) package {
1154     return (id) package_ ?: [NSNull null];
1155 }
1156
1157 - (void) setPackage:(NSString *)package {
1158     package_ = package;
1159 }
1160
1161 - (NSString *) url {
1162     return (id) url_ ?: [NSNull null];
1163 }
1164
1165 - (void) setURL:(NSString *)url {
1166     url_ = url;
1167 }
1168
1169 - (void) setVersion:(NSString *)version {
1170     version_ = version;
1171 }
1172
1173 - (NSString *) version {
1174     return (id) version_ ?: [NSNull null];
1175 }
1176
1177 - (NSString *) compound:(NSString *)value {
1178     if (value != nil) {
1179         NSString *mode(nil); {
1180             NSString *type([self type]);
1181             if ([type isEqualToString:kCydiaProgressEventTypeError])
1182                 mode = UCLocalize("ERROR");
1183             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1184                 mode = UCLocalize("WARNING");
1185         }
1186
1187         if (mode != nil)
1188             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1189     }
1190
1191     return value;
1192 }
1193
1194 - (NSString *) compoundMessage {
1195     return [self compound:[self message]];
1196 }
1197
1198 - (NSString *) compoundTitle {
1199     NSString *title;
1200
1201     if (package_ == nil)
1202         title = nil;
1203     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1204         title = [package name];
1205     else
1206         title = package_;
1207
1208     return [self compound:title];
1209 }
1210
1211 @end
1212 /* }}} */
1213
1214 // Cytore Definitions {{{
1215 struct PackageValue :
1216     Cytore::Block
1217 {
1218     Cytore::Offset<PackageValue> next_;
1219
1220     uint32_t index_ : 23;
1221     uint32_t subscribed_ : 1;
1222     uint32_t : 8;
1223
1224     int32_t first_;
1225     int32_t last_;
1226
1227     uint16_t vhash_;
1228     uint16_t nhash_;
1229
1230     char version_[8];
1231     char name_[];
1232 };
1233
1234 struct MetaValue :
1235     Cytore::Block
1236 {
1237     uint32_t active_;
1238     Cytore::Offset<PackageValue> packages_[1 << 16];
1239 };
1240
1241 static Cytore::File<MetaValue> MetaFile_;
1242 // }}}
1243 // Cytore Helper Functions {{{
1244 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1245     SplitHash nhash = { hashlittle(name, length) };
1246
1247     PackageValue *metadata;
1248
1249     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1250     offset: if (offset->IsNull()) {
1251         *offset = MetaFile_.New<PackageValue>(length + 1);
1252         metadata = &MetaFile_.Get(*offset);
1253
1254         if (metadata == NULL) {
1255             if (fail != NULL)
1256                 *fail = true;
1257
1258             metadata = new PackageValue();
1259             memset(metadata, 0, sizeof(*metadata));
1260         }
1261
1262         memcpy(metadata->name_, name, length + 1);
1263         metadata->nhash_ = nhash.u16[1];
1264     } else {
1265         metadata = &MetaFile_.Get(*offset);
1266
1267         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1268             offset = &metadata->next_;
1269             goto offset;
1270         }
1271     }
1272
1273     return metadata;
1274 }
1275
1276 static void PackageImport(const void *key, const void *value, void *context) {
1277     bool &fail(*reinterpret_cast<bool *>(context));
1278
1279     char buffer[1024];
1280     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1281         NSLog(@"failed to import package %@", key);
1282         return;
1283     }
1284
1285     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1286     NSDictionary *package((NSDictionary *) value);
1287
1288     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1289         if ([subscribed boolValue] && !metadata->subscribed_)
1290             metadata->subscribed_ = true;
1291
1292     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1293         time_t time([date timeIntervalSince1970]);
1294         if (metadata->first_ > time || metadata->first_ == 0)
1295             metadata->first_ = time;
1296     }
1297
1298     NSDate *date([package objectForKey:@"LastSeen"]);
1299     NSString *version([package objectForKey:@"LastVersion"]);
1300
1301     if (date != nil && version != nil) {
1302         time_t time([date timeIntervalSince1970]);
1303         if (metadata->last_ < time || metadata->last_ == 0)
1304             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1305                 size_t length(strlen(buffer));
1306                 uint16_t vhash(hashlittle(buffer, length));
1307
1308                 size_t capped(std::min<size_t>(8, length));
1309                 char *latest(buffer + length - capped);
1310
1311                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1312                 metadata->vhash_ = vhash;
1313
1314                 metadata->last_ = time;
1315             }
1316     }
1317 }
1318 // }}}
1319
1320 /* Source Class {{{ */
1321 @interface Source : NSObject {
1322     unsigned era_;
1323     Database *database_;
1324     metaIndex *index_;
1325
1326     CYString depiction_;
1327     CYString description_;
1328     CYString label_;
1329     CYString origin_;
1330     CYString support_;
1331
1332     CYString uri_;
1333     CYString distribution_;
1334     CYString type_;
1335     CYString base_;
1336     CYString version_;
1337
1338     _H<NSString> host_;
1339     _H<NSString> authority_;
1340
1341     CYString defaultIcon_;
1342
1343     _H<NSDictionary> record_;
1344     BOOL trusted_;
1345 }
1346
1347 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1348
1349 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1350
1351 - (NSString *) depictionForPackage:(NSString *)package;
1352 - (NSString *) supportForPackage:(NSString *)package;
1353
1354 - (NSDictionary *) record;
1355 - (BOOL) trusted;
1356
1357 - (NSString *) uri;
1358 - (NSString *) distribution;
1359 - (NSString *) type;
1360
1361 - (NSString *) base;
1362
1363 - (NSString *) key;
1364 - (NSString *) host;
1365
1366 - (NSString *) name;
1367 - (NSString *) shortDescription;
1368 - (NSString *) label;
1369 - (NSString *) origin;
1370 - (NSString *) version;
1371
1372 - (NSString *) defaultIcon;
1373
1374 @end
1375
1376 @implementation Source
1377
1378 - (void) _clear {
1379     uri_.clear();
1380     distribution_.clear();
1381     type_.clear();
1382
1383     base_.clear();
1384
1385     description_.clear();
1386     label_.clear();
1387     origin_.clear();
1388     depiction_.clear();
1389     support_.clear();
1390     version_.clear();
1391     defaultIcon_.clear();
1392
1393     record_ = nil;
1394     host_ = nil;
1395     authority_ = nil;
1396 }
1397
1398 + (NSString *) webScriptNameForSelector:(SEL)selector {
1399     if (false);
1400     else if (selector == @selector(addSection:))
1401         return @"addSection";
1402     else if (selector == @selector(getField:))
1403         return @"getField";
1404     else if (selector == @selector(removeSection:))
1405         return @"removeSection";
1406     else if (selector == @selector(remove))
1407         return @"remove";
1408     else
1409         return nil;
1410 }
1411
1412 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1413     return [self webScriptNameForSelector:selector] == nil;
1414 }
1415
1416 + (NSArray *) _attributeKeys {
1417     return [NSArray arrayWithObjects:
1418         @"distribution",
1419         @"host",
1420         @"key",
1421         @"label",
1422         @"name",
1423         @"origin",
1424         @"sections",
1425         @"shortDescription",
1426         @"trusted",
1427         @"type",
1428         @"uri",
1429         @"version",
1430     nil];
1431 }
1432
1433 - (NSArray *) attributeKeys {
1434     return [[self class] _attributeKeys];
1435 }
1436
1437 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1438     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1439 }
1440
1441 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1442     [self _clear];
1443
1444     trusted_ = index->IsTrusted();
1445
1446     uri_.set(pool, index->GetURI());
1447     distribution_.set(pool, index->GetDist());
1448     type_.set(pool, index->GetType());
1449
1450     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1451     if (dindex != NULL) {
1452         base_.set(pool, dindex->MetaIndexURI(""));
1453
1454         FileFd fd;
1455         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1456             _error->Discard();
1457         else {
1458             pkgTagFile tags(&fd);
1459
1460             pkgTagSection section;
1461             tags.Step(section);
1462
1463             struct {
1464                 const char *name_;
1465                 CYString *value_;
1466             } names[] = {
1467                 {"default-icon", &defaultIcon_},
1468                 {"depiction", &depiction_},
1469                 {"description", &description_},
1470                 {"label", &label_},
1471                 {"origin", &origin_},
1472                 {"support", &support_},
1473                 {"version", &version_},
1474             };
1475
1476             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1477                 const char *start, *end;
1478
1479                 if (section.Find(names[i].name_, start, end)) {
1480                     CYString &value(*names[i].value_);
1481                     value.set(pool, start, end - start);
1482                 }
1483             }
1484         }
1485     }
1486
1487     record_ = [Sources_ objectForKey:[self key]];
1488
1489     NSURL *url([NSURL URLWithString:uri_]);
1490
1491     host_ = [url host];
1492     if (host_ != nil)
1493         host_ = [host_ lowercaseString];
1494
1495     if (host_ != nil)
1496         authority_ = host_;
1497     else
1498         authority_ = [url path];
1499 }
1500
1501 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1502     if ((self = [super init]) != nil) {
1503         era_ = [database era];
1504         database_ = database;
1505         index_ = index;
1506
1507         [self setMetaIndex:index inPool:pool];
1508     } return self;
1509 }
1510
1511 - (NSString *) getField:(NSString *)name {
1512 @synchronized (database_) {
1513     if ([database_ era] != era_ || index_ == NULL)
1514         return nil;
1515
1516     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1517     if (dindex == NULL)
1518         return nil;
1519
1520     FileFd fd;
1521     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1522          _error->Discard();
1523          return nil;
1524     }
1525
1526     pkgTagFile tags(&fd);
1527
1528     pkgTagSection section;
1529     tags.Step(section);
1530
1531     const char *start, *end;
1532     if (!section.Find([name UTF8String], start, end))
1533         return (NSString *) [NSNull null];
1534
1535     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1536 } }
1537
1538 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1539     NSDictionary *lhr = [self record];
1540     NSDictionary *rhr = [source record];
1541
1542     if ((lhr == nil) != (rhr == nil))
1543         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1544
1545     NSString *lhs = [self name];
1546     NSString *rhs = [source name];
1547
1548     if ([lhs length] != 0 && [rhs length] != 0) {
1549         unichar lhc = [lhs characterAtIndex:0];
1550         unichar rhc = [rhs characterAtIndex:0];
1551
1552         if (isalpha(lhc) && !isalpha(rhc))
1553             return NSOrderedAscending;
1554         else if (!isalpha(lhc) && isalpha(rhc))
1555             return NSOrderedDescending;
1556     }
1557
1558     return [lhs compare:rhs options:LaxCompareOptions_];
1559 }
1560
1561 - (NSString *) depictionForPackage:(NSString *)package {
1562     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1563 }
1564
1565 - (NSString *) supportForPackage:(NSString *)package {
1566     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1567 }
1568
1569 - (NSArray *) sections {
1570     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1571 }
1572
1573 - (void) _addSection:(NSString *)section {
1574     if (record_ == nil)
1575         return;
1576     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1577         if (![sections containsObject:section]) {
1578             [sections addObject:section];
1579             Changed_ = true;
1580         }
1581     } else {
1582         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1583         Changed_ = true;
1584     }
1585 }
1586
1587 - (bool) addSection:(NSString *)section {
1588     if (record_ == nil)
1589         return false;
1590
1591     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1592     return true;
1593 }
1594
1595 - (void) _removeSection:(NSString *)section {
1596     if (record_ == nil)
1597         return;
1598
1599     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1600         if ([sections containsObject:section]) {
1601             [sections removeObject:section];
1602             Changed_ = true;
1603         }
1604 }
1605
1606 - (bool) removeSection:(NSString *)section {
1607     if (record_ == nil)
1608         return false;
1609
1610     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1611     return true;
1612 }
1613
1614 - (void) _remove {
1615     [Sources_ removeObjectForKey:[self key]];
1616     Changed_ = true;
1617 }
1618
1619 - (bool) remove {
1620     bool value(record_ != nil);
1621     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1622     return value;
1623 }
1624
1625 - (NSDictionary *) record {
1626     return record_;
1627 }
1628
1629 - (BOOL) trusted {
1630     return trusted_;
1631 }
1632
1633 - (NSString *) uri {
1634     return uri_;
1635 }
1636
1637 - (NSString *) distribution {
1638     return distribution_;
1639 }
1640
1641 - (NSString *) type {
1642     return type_;
1643 }
1644
1645 - (NSString *) base {
1646     return base_;
1647 }
1648
1649 - (NSString *) key {
1650     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1651 }
1652
1653 - (NSString *) host {
1654     return host_;
1655 }
1656
1657 - (NSString *) name {
1658     return origin_.empty() ? (id) authority_ : origin_;
1659 }
1660
1661 - (NSString *) shortDescription {
1662     return description_;
1663 }
1664
1665 - (NSString *) label {
1666     return label_.empty() ? (id) authority_ : label_;
1667 }
1668
1669 - (NSString *) origin {
1670     return origin_;
1671 }
1672
1673 - (NSString *) version {
1674     return version_;
1675 }
1676
1677 - (NSString *) defaultIcon {
1678     return defaultIcon_;
1679 }
1680
1681 @end
1682 /* }}} */
1683 /* CydiaOperation Class {{{ */
1684 @interface CydiaOperation : NSObject {
1685     _H<NSString> operator_;
1686     _H<NSString> value_;
1687 }
1688
1689 - (NSString *) operator;
1690 - (NSString *) value;
1691
1692 @end
1693
1694 @implementation CydiaOperation
1695
1696 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1697     if ((self = [super init]) != nil) {
1698         operator_ = [NSString stringWithUTF8String:_operator];
1699         value_ = [NSString stringWithUTF8String:value];
1700     } return self;
1701 }
1702
1703 + (NSArray *) _attributeKeys {
1704     return [NSArray arrayWithObjects:
1705         @"operator",
1706         @"value",
1707     nil];
1708 }
1709
1710 - (NSArray *) attributeKeys {
1711     return [[self class] _attributeKeys];
1712 }
1713
1714 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1715     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1716 }
1717
1718 - (NSString *) operator {
1719     return operator_;
1720 }
1721
1722 - (NSString *) value {
1723     return value_;
1724 }
1725
1726 @end
1727 /* }}} */
1728 /* CydiaClause Class {{{ */
1729 @interface CydiaClause : NSObject {
1730     _H<NSString> package_;
1731     _H<CydiaOperation> version_;
1732 }
1733
1734 - (NSString *) package;
1735 - (CydiaOperation *) version;
1736
1737 @end
1738
1739 @implementation CydiaClause
1740
1741 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1742     if ((self = [super init]) != nil) {
1743         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1744
1745         if (const char *version = dep.TargetVer())
1746             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1747         else
1748             version_ = (id) [NSNull null];
1749     } return self;
1750 }
1751
1752 + (NSArray *) _attributeKeys {
1753     return [NSArray arrayWithObjects:
1754         @"package",
1755         @"version",
1756     nil];
1757 }
1758
1759 - (NSArray *) attributeKeys {
1760     return [[self class] _attributeKeys];
1761 }
1762
1763 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1764     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1765 }
1766
1767 - (NSString *) package {
1768     return package_;
1769 }
1770
1771 - (CydiaOperation *) version {
1772     return version_;
1773 }
1774
1775 @end
1776 /* }}} */
1777 /* CydiaRelation Class {{{ */
1778 @interface CydiaRelation : NSObject {
1779     _H<NSString> relationship_;
1780     _H<NSMutableArray> clauses_;
1781 }
1782
1783 - (NSString *) relationship;
1784 - (NSArray *) clauses;
1785
1786 @end
1787
1788 @implementation CydiaRelation
1789
1790 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1791     if ((self = [super init]) != nil) {
1792         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1793         clauses_ = [NSMutableArray arrayWithCapacity:8];
1794
1795         pkgCache::DepIterator start;
1796         pkgCache::DepIterator end;
1797         dep.GlobOr(start, end); // ++dep
1798
1799         _forever {
1800             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1801
1802             // yes, seriously. (wtf?)
1803             if (start == end)
1804                 break;
1805             ++start;
1806         }
1807     } return self;
1808 }
1809
1810 + (NSArray *) _attributeKeys {
1811     return [NSArray arrayWithObjects:
1812         @"clauses",
1813         @"relationship",
1814     nil];
1815 }
1816
1817 - (NSArray *) attributeKeys {
1818     return [[self class] _attributeKeys];
1819 }
1820
1821 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1822     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1823 }
1824
1825 - (NSString *) relationship {
1826     return relationship_;
1827 }
1828
1829 - (NSArray *) clauses {
1830     return clauses_;
1831 }
1832
1833 - (void) addClause:(CydiaClause *)clause {
1834     [clauses_ addObject:clause];
1835 }
1836
1837 @end
1838 /* }}} */
1839 /* Package Class {{{ */
1840 struct ParsedPackage {
1841     CYString tagline_;
1842
1843     CYString architecture_;
1844     CYString icon_;
1845
1846     CYString depiction_;
1847     CYString homepage_;
1848
1849     CYString sponsor_;
1850     CYString author_;
1851
1852     CYString bugs_;
1853     CYString support_;
1854 };
1855
1856 @interface Package : NSObject {
1857     uint32_t era_ : 26;
1858     uint32_t role_ : 3;
1859     uint32_t essential_ : 1;
1860     uint32_t obsolete_ : 1;
1861     uint32_t ignored_ : 1;
1862
1863     apr_pool_t *pool_;
1864
1865     uint32_t rank_;
1866
1867     _transient Database *database_;
1868
1869     pkgCache::VerIterator version_;
1870     pkgCache::PkgIterator iterator_;
1871     pkgCache::VerFileIterator file_;
1872
1873     CYString id_;
1874     CYString name_;
1875
1876     CYString latest_;
1877     CYString installed_;
1878
1879     const char *section_;
1880     _transient NSString *section$_;
1881
1882     _H<Source> source_;
1883
1884     PackageValue *metadata_;
1885     ParsedPackage *parsed_;
1886
1887     _H<NSMutableArray> tags_;
1888 }
1889
1890 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1891 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1892
1893 - (pkgCache::PkgIterator) iterator;
1894 - (void) parse;
1895
1896 - (NSString *) section;
1897 - (NSString *) simpleSection;
1898
1899 - (NSString *) longSection;
1900 - (NSString *) shortSection;
1901
1902 - (NSString *) uri;
1903
1904 - (MIMEAddress *) maintainer;
1905 - (size_t) size;
1906 - (NSString *) longDescription;
1907 - (NSString *) shortDescription;
1908 - (unichar) index;
1909
1910 - (PackageValue *) metadata;
1911 - (time_t) seen;
1912
1913 - (bool) subscribed;
1914 - (bool) setSubscribed:(bool)subscribed;
1915
1916 - (BOOL) ignored;
1917
1918 - (NSString *) latest;
1919 - (NSString *) installed;
1920 - (BOOL) uninstalled;
1921
1922 - (BOOL) valid;
1923 - (BOOL) upgradableAndEssential:(BOOL)essential;
1924 - (BOOL) essential;
1925 - (BOOL) broken;
1926 - (BOOL) unfiltered;
1927 - (BOOL) visible;
1928
1929 - (BOOL) half;
1930 - (BOOL) halfConfigured;
1931 - (BOOL) halfInstalled;
1932 - (BOOL) hasMode;
1933 - (NSString *) mode;
1934
1935 - (NSString *) id;
1936 - (NSString *) name;
1937 - (UIImage *) icon;
1938 - (NSString *) homepage;
1939 - (NSString *) depiction;
1940 - (MIMEAddress *) author;
1941
1942 - (NSString *) support;
1943
1944 - (NSArray *) files;
1945 - (NSArray *) warnings;
1946 - (NSArray *) applications;
1947
1948 - (Source *) source;
1949
1950 - (uint32_t) rank;
1951 - (BOOL) matches:(NSArray *)query;
1952
1953 - (bool) hasSupportingRole;
1954 - (BOOL) hasTag:(NSString *)tag;
1955 - (NSString *) primaryPurpose;
1956 - (NSArray *) purposes;
1957 - (bool) isCommercial;
1958
1959 - (void) setIndex:(size_t)index;
1960
1961 - (CYString &) cyname;
1962
1963 - (uint32_t) compareBySection:(NSArray *)sections;
1964
1965 - (void) install;
1966 - (void) remove;
1967
1968 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1969 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1970 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1971 - (bool) isVisibleInSection:(NSString *)section;
1972 - (bool) isVisibleInSource:(Source *)source;
1973
1974 @end
1975
1976 uint32_t PackageChangesRadix(Package *self, void *) {
1977     union {
1978         uint32_t key;
1979
1980         struct {
1981             uint32_t timestamp : 30;
1982             uint32_t ignored : 1;
1983             uint32_t upgradable : 1;
1984         } bits;
1985     } value;
1986
1987     bool upgradable([self upgradableAndEssential:YES]);
1988     value.bits.upgradable = upgradable ? 1 : 0;
1989
1990     if (upgradable) {
1991         value.bits.timestamp = 0;
1992         value.bits.ignored = [self ignored] ? 0 : 1;
1993         value.bits.upgradable = 1;
1994     } else {
1995         value.bits.timestamp = [self seen] >> 2;
1996         value.bits.ignored = 0;
1997         value.bits.upgradable = 0;
1998     }
1999
2000     return _not(uint32_t) - value.key;
2001 }
2002
2003 uint32_t PackagePrefixRadix(Package *self, void *context) {
2004     size_t offset(reinterpret_cast<size_t>(context));
2005     CYString &name([self cyname]);
2006
2007     size_t size(name.size());
2008     if (size == 0)
2009         return 0;
2010     char *text(name.data());
2011
2012     size_t zeros;
2013     if (!isdigit(text[0]))
2014         zeros = 0;
2015     else {
2016         size_t digits(1);
2017         while (size != digits && isdigit(text[digits]))
2018             if (++digits == 4)
2019                 break;
2020         zeros = 4 - digits;
2021     }
2022
2023     uint8_t data[4];
2024
2025     if (offset == 0 && zeros != 0) {
2026         memset(data, '0', zeros);
2027         memcpy(data + zeros, text, 4 - zeros);
2028     } else {
2029         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2030         if (size <= offset - zeros)
2031             return 0;
2032
2033         text += offset - zeros;
2034         size -= offset - zeros;
2035
2036         if (size >= 4)
2037             memcpy(data, text, 4);
2038         else {
2039             memcpy(data, text, size);
2040             memset(data + size, 0, 4 - size);
2041         }
2042
2043         for (size_t i(0); i != 4; ++i)
2044             if (isalpha(data[i]))
2045                 data[i] |= 0x20;
2046     }
2047
2048     if (offset == 0)
2049         if (data[0] == '@')
2050             data[0] = 0x7f;
2051         else
2052             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2053
2054     /* XXX: ntohl may be more honest */
2055     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2056 }
2057
2058 CYString &(*PackageName)(Package *self, SEL sel);
2059
2060 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2061     _profile(PackageNameCompare)
2062         CYString &lhi(PackageName(lhs, @selector(cyname)));
2063         CYString &rhi(PackageName(rhs, @selector(cyname)));
2064         CFStringRef lhn(lhi), rhn(rhi);
2065
2066         if (lhn == NULL)
2067             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2068         else if (rhn == NULL)
2069             return NSOrderedDescending;
2070
2071         _profile(PackageNameCompare$NumbersLast)
2072             if (!lhi.empty() && !rhi.empty()) {
2073                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2074                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2075                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2076                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2077                     return lha ? NSOrderedAscending : NSOrderedDescending;
2078             }
2079         _end
2080
2081         CFIndex length = CFStringGetLength(lhn);
2082
2083         _profile(PackageNameCompare$Compare)
2084             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2085         _end
2086     _end
2087 }
2088
2089 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2090     return PackageNameCompare(*lhs, *rhs, context);
2091 }
2092
2093 struct PackageNameOrdering :
2094     std::binary_function<Package *, Package *, bool>
2095 {
2096     _finline bool operator ()(Package *lhs, Package *rhs) const {
2097         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2098     }
2099 };
2100
2101 @implementation Package
2102
2103 - (NSString *) description {
2104     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2105 }
2106
2107 - (void) dealloc {
2108     if (parsed_ != NULL)
2109         delete parsed_;
2110     [super dealloc];
2111 }
2112
2113 + (NSString *) webScriptNameForSelector:(SEL)selector {
2114     if (false);
2115     else if (selector == @selector(clear))
2116         return @"clear";
2117     else if (selector == @selector(getField:))
2118         return @"getField";
2119     else if (selector == @selector(hasTag:))
2120         return @"hasTag";
2121     else if (selector == @selector(install))
2122         return @"install";
2123     else if (selector == @selector(remove))
2124         return @"remove";
2125     else
2126         return nil;
2127 }
2128
2129 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2130     return [self webScriptNameForSelector:selector] == nil;
2131 }
2132
2133 + (NSArray *) _attributeKeys {
2134     return [NSArray arrayWithObjects:
2135         @"applications",
2136         @"architecture",
2137         @"author",
2138         @"depiction",
2139         @"essential",
2140         @"homepage",
2141         @"icon",
2142         @"id",
2143         @"installed",
2144         @"latest",
2145         @"longDescription",
2146         @"longSection",
2147         @"maintainer",
2148         @"mode",
2149         @"name",
2150         @"purposes",
2151         @"relations",
2152         @"section",
2153         @"selection",
2154         @"shortDescription",
2155         @"shortSection",
2156         @"simpleSection",
2157         @"size",
2158         @"source",
2159         @"sponsor",
2160         @"state",
2161         @"support",
2162         @"tags",
2163         @"warnings",
2164     nil];
2165 }
2166
2167 - (NSArray *) attributeKeys {
2168     return [[self class] _attributeKeys];
2169 }
2170
2171 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2172     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2173 }
2174
2175 - (NSArray *) relations {
2176 @synchronized (database_) {
2177     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2178     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2179         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2180     return relations;
2181 } }
2182
2183 - (NSString *) architecture {
2184     [self parse];
2185 @synchronized (database_) {
2186     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2187 } }
2188
2189 - (NSString *) getField:(NSString *)name {
2190 @synchronized (database_) {
2191     if ([database_ era] != era_ || file_.end())
2192         return nil;
2193
2194     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2195
2196     const char *start, *end;
2197     if (!parser.Find([name UTF8String], start, end))
2198         return (NSString *) [NSNull null];
2199
2200     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2201 } }
2202
2203 - (void) parse {
2204     if (parsed_ != NULL)
2205         return;
2206 @synchronized (database_) {
2207     if ([database_ era] != era_ || file_.end())
2208         return;
2209
2210     ParsedPackage *parsed(new ParsedPackage);
2211     parsed_ = parsed;
2212
2213     _profile(Package$parse)
2214         pkgRecords::Parser *parser;
2215
2216         _profile(Package$parse$Lookup)
2217             parser = &[database_ records]->Lookup(file_);
2218         _end
2219
2220         CYString website;
2221
2222         _profile(Package$parse$Find)
2223             struct {
2224                 const char *name_;
2225                 CYString *value_;
2226             } names[] = {
2227                 {"architecture", &parsed->architecture_},
2228                 {"icon", &parsed->icon_},
2229                 {"depiction", &parsed->depiction_},
2230                 {"homepage", &parsed->homepage_},
2231                 {"website", &website},
2232                 {"bugs", &parsed->bugs_},
2233                 {"support", &parsed->support_},
2234                 {"sponsor", &parsed->sponsor_},
2235                 {"author", &parsed->author_},
2236             };
2237
2238             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2239                 const char *start, *end;
2240
2241                 if (parser->Find(names[i].name_, start, end)) {
2242                     CYString &value(*names[i].value_);
2243                     _profile(Package$parse$Value)
2244                         value.set(pool_, start, end - start);
2245                     _end
2246                 }
2247             }
2248         _end
2249
2250         _profile(Package$parse$Tagline)
2251             const char *start, *end;
2252             if (parser->ShortDesc(start, end)) {
2253                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2254                 if (stop == NULL)
2255                     stop = end;
2256                 while (stop != start && stop[-1] == '\r')
2257                     --stop;
2258                 parsed->tagline_.set(pool_, start, stop - start);
2259             }
2260         _end
2261
2262         _profile(Package$parse$Retain)
2263             if (parsed->homepage_.empty())
2264                 parsed->homepage_ = website;
2265             if (parsed->homepage_ == parsed->depiction_)
2266                 parsed->homepage_.clear();
2267         _end
2268     _end
2269 } }
2270
2271 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2272     if ((self = [super init]) != nil) {
2273     _profile(Package$initWithVersion)
2274         pool_ = pool;
2275
2276         database_ = database;
2277         era_ = [database era];
2278
2279         version_ = version;
2280
2281         pkgCache::PkgIterator iterator(version.ParentPkg());
2282         iterator_ = iterator;
2283
2284         _profile(Package$initWithVersion$Version)
2285             if (!version_.end())
2286                 file_ = version_.FileList();
2287             else {
2288                 pkgCache &cache([database_ cache]);
2289                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2290             }
2291         _end
2292
2293         _profile(Package$initWithVersion$Cache)
2294             name_.set(NULL, iterator.Display());
2295
2296             latest_.set(NULL, StripVersion_(version_.VerStr()));
2297
2298             pkgCache::VerIterator current(iterator.CurrentVer());
2299             if (!current.end())
2300                 installed_.set(NULL, StripVersion_(current.VerStr()));
2301         _end
2302
2303         _profile(Package$initWithVersion$Tags)
2304             pkgCache::TagIterator tag(iterator.TagList());
2305             if (!tag.end()) {
2306                 tags_ = [NSMutableArray arrayWithCapacity:8];
2307                 do {
2308                     const char *name(tag.Name());
2309                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2310
2311                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2312                         if (strcmp(name + 6, "enduser") == 0)
2313                             role_ = 1;
2314                         else if (strcmp(name + 6, "hacker") == 0)
2315                             role_ = 2;
2316                         else if (strcmp(name + 6, "developer") == 0)
2317                             role_ = 3;
2318                         else if (strcmp(name + 6, "cydia") == 0)
2319                             role_ = 7;
2320                         else
2321                             role_ = 4;
2322                     }
2323
2324                     if (strncmp(name, "cydia::", 7) == 0) {
2325                         if (strcmp(name + 7, "essential") == 0)
2326                             essential_ = true;
2327                         else if (strcmp(name + 7, "obsolete") == 0)
2328                             obsolete_ = true;
2329                     }
2330
2331                     ++tag;
2332                 } while (!tag.end());
2333             }
2334         _end
2335
2336         _profile(Package$initWithVersion$Metadata)
2337             const char *mixed(iterator.Name());
2338             size_t size(strlen(mixed));
2339             char lower[size + 1];
2340
2341             for (size_t i(0); i != size; ++i)
2342                 lower[i] = mixed[i] | 0x20;
2343             lower[size] = '\0';
2344
2345             PackageValue *metadata(PackageFind(lower, size));
2346             metadata_ = metadata;
2347
2348             id_.set(NULL, metadata->name_, size);
2349
2350             const char *latest(version_.VerStr());
2351             size_t length(strlen(latest));
2352
2353             uint16_t vhash(hashlittle(latest, length));
2354
2355             size_t capped(std::min<size_t>(8, length));
2356             latest = latest + length - capped;
2357
2358             if (metadata->first_ == 0)
2359                 metadata->first_ = now_;
2360
2361             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2362                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2363                 metadata->vhash_ = vhash;
2364                 metadata->last_ = now_;
2365             } else if (metadata->last_ == 0)
2366                 metadata->last_ = metadata->first_;
2367         _end
2368
2369         _profile(Package$initWithVersion$Section)
2370             section_ = iterator.Section();
2371         _end
2372
2373         _profile(Package$initWithVersion$Flags)
2374             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2375             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2376         _end
2377     _end } return self;
2378 }
2379
2380 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2381     pkgCache::VerIterator version;
2382
2383     _profile(Package$packageWithIterator$GetCandidateVer)
2384         version = [database policy]->GetCandidateVer(iterator);
2385     _end
2386
2387     if (version.end())
2388         return nil;
2389
2390     Package *package;
2391
2392     _profile(Package$packageWithIterator$Allocate)
2393         package = [Package allocWithZone:zone];
2394     _end
2395
2396     _profile(Package$packageWithIterator$Initialize)
2397         package = [package
2398             initWithVersion:version
2399             withZone:zone
2400             inPool:pool
2401             database:database
2402         ];
2403     _end
2404
2405     _profile(Package$packageWithIterator$Autorelease)
2406         package = [package autorelease];
2407     _end
2408
2409     return package;
2410 }
2411
2412 - (pkgCache::PkgIterator) iterator {
2413     return iterator_;
2414 }
2415
2416 - (NSString *) section {
2417     if (section$_ == nil) {
2418         if (section_ == NULL)
2419             return nil;
2420
2421         _profile(Package$section$mappedSectionForPointer)
2422             section$_ = [database_ mappedSectionForPointer:section_];
2423         _end
2424     } return section$_;
2425 }
2426
2427 - (NSString *) simpleSection {
2428     if (NSString *section = [self section])
2429         return Simplify(section);
2430     else
2431         return nil;
2432 }
2433
2434 - (NSString *) longSection {
2435     return LocalizeSection([self section]);
2436 }
2437
2438 - (NSString *) shortSection {
2439     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2440 }
2441
2442 - (NSString *) uri {
2443     return nil;
2444 #if 0
2445     pkgIndexFile *index;
2446     pkgCache::PkgFileIterator file(file_.File());
2447     if (![database_ list].FindIndex(file, index))
2448         return nil;
2449     return [NSString stringWithUTF8String:iterator_->Path];
2450     //return [NSString stringWithUTF8String:file.Site()];
2451     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2452 #endif
2453 }
2454
2455 - (MIMEAddress *) maintainer {
2456 @synchronized (database_) {
2457     if ([database_ era] != era_ || file_.end())
2458         return nil;
2459
2460     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2461     const std::string &maintainer(parser->Maintainer());
2462     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2463 } }
2464
2465 - (size_t) size {
2466 @synchronized (database_) {
2467     if ([database_ era] != era_ || version_.end())
2468         return 0;
2469
2470     return version_->InstalledSize;
2471 } }
2472
2473 - (NSString *) longDescription {
2474 @synchronized (database_) {
2475     if ([database_ era] != era_ || file_.end())
2476         return nil;
2477
2478     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2479     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2480
2481     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2482     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2483     if ([lines count] < 2)
2484         return nil;
2485
2486     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2487     for (size_t i(1), e([lines count]); i != e; ++i) {
2488         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2489         [trimmed addObject:trim];
2490     }
2491
2492     return [trimmed componentsJoinedByString:@"\n"];
2493 } }
2494
2495 - (NSString *) shortDescription {
2496     if (parsed_ != NULL)
2497         return static_cast<NSString *>(parsed_->tagline_);
2498
2499 @synchronized (database_) {
2500     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2501
2502     const char *start, *end;
2503     if (!parser.ShortDesc(start, end))
2504         return nil;
2505
2506     if (end - start > 200)
2507         end = start + 200;
2508
2509     /*
2510     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2511         end = stop;
2512
2513     while (end != start && end[-1] == '\r')
2514         --end;
2515     */
2516
2517     return [(id) CYStringCreate(start, end - start) autorelease];
2518 } }
2519
2520 - (unichar) index {
2521     _profile(Package$index)
2522         CFStringRef name((CFStringRef) [self name]);
2523         if (CFStringGetLength(name) == 0)
2524             return '#';
2525         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2526         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2527             return '#';
2528         return toupper(character);
2529     _end
2530 }
2531
2532 - (PackageValue *) metadata {
2533     return metadata_;
2534 }
2535
2536 - (time_t) seen {
2537     PackageValue *metadata([self metadata]);
2538     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2539 }
2540
2541 - (bool) subscribed {
2542     return [self metadata]->subscribed_;
2543 }
2544
2545 - (bool) setSubscribed:(bool)subscribed {
2546     PackageValue *metadata([self metadata]);
2547     if (metadata->subscribed_ == subscribed)
2548         return false;
2549     metadata->subscribed_ = subscribed;
2550     return true;
2551 }
2552
2553 - (BOOL) ignored {
2554     return ignored_;
2555 }
2556
2557 - (NSString *) latest {
2558     return latest_;
2559 }
2560
2561 - (NSString *) installed {
2562     return installed_;
2563 }
2564
2565 - (BOOL) uninstalled {
2566     return installed_.empty();
2567 }
2568
2569 - (BOOL) valid {
2570     return !version_.end();
2571 }
2572
2573 - (BOOL) upgradableAndEssential:(BOOL)essential {
2574     _profile(Package$upgradableAndEssential)
2575         pkgCache::VerIterator current(iterator_.CurrentVer());
2576         if (current.end())
2577             return essential && essential_;
2578         else
2579             return !version_.end() && version_ != current;
2580     _end
2581 }
2582
2583 - (BOOL) essential {
2584     return essential_;
2585 }
2586
2587 - (BOOL) broken {
2588     return [database_ cache][iterator_].InstBroken();
2589 }
2590
2591 - (BOOL) unfiltered {
2592     _profile(Package$unfiltered$obsolete)
2593         if (_unlikely(obsolete_))
2594             return false;
2595     _end
2596
2597     _profile(Package$unfiltered$hasSupportingRole)
2598         if (_unlikely(![self hasSupportingRole]))
2599             return false;
2600     _end
2601
2602     return true;
2603 }
2604
2605 - (BOOL) visible {
2606     if (![self unfiltered])
2607         return false;
2608
2609     NSString *section;
2610
2611     _profile(Package$visible$section)
2612         section = [self section];
2613     _end
2614
2615     _profile(Package$visible$isSectionVisible)
2616         if (!isSectionVisible(section))
2617             return false;
2618     _end
2619
2620     return true;
2621 }
2622
2623 - (BOOL) half {
2624     unsigned char current(iterator_->CurrentState);
2625     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2626 }
2627
2628 - (BOOL) halfConfigured {
2629     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2630 }
2631
2632 - (BOOL) halfInstalled {
2633     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2634 }
2635
2636 - (BOOL) hasMode {
2637     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2638     return state.Mode != pkgDepCache::ModeKeep;
2639 }
2640
2641 - (NSString *) mode {
2642     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2643
2644     switch (state.Mode) {
2645         case pkgDepCache::ModeDelete:
2646             if ((state.iFlags & pkgDepCache::Purge) != 0)
2647                 return @"PURGE";
2648             else
2649                 return @"REMOVE";
2650         case pkgDepCache::ModeKeep:
2651             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2652                 return @"REINSTALL";
2653             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2654                 return nil;*/
2655             else
2656                 return nil;
2657         case pkgDepCache::ModeInstall:
2658             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2659                 return @"REINSTALL";
2660             else*/ switch (state.Status) {
2661                 case -1:
2662                     return @"DOWNGRADE";
2663                 case 0:
2664                     return @"INSTALL";
2665                 case 1:
2666                     return @"UPGRADE";
2667                 case 2:
2668                     return @"NEW_INSTALL";
2669                 _nodefault
2670             }
2671         _nodefault
2672     }
2673 }
2674
2675 - (NSString *) id {
2676     return id_;
2677 }
2678
2679 - (NSString *) name {
2680     return name_.empty() ? id_ : name_;
2681 }
2682
2683 - (UIImage *) icon {
2684     NSString *section = [self simpleSection];
2685
2686     UIImage *icon(nil);
2687     if (parsed_ != NULL)
2688         if (NSString *href = parsed_->icon_)
2689             if ([href hasPrefix:@"file:///"])
2690                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2691     if (icon == nil) if (section != nil)
2692         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2693     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2694         if ([dicon hasPrefix:@"file:///"])
2695             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2696     if (icon == nil)
2697         icon = [UIImage applicationImageNamed:@"unknown.png"];
2698     return icon;
2699 }
2700
2701 - (NSString *) homepage {
2702     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2703 }
2704
2705 - (NSString *) depiction {
2706     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2707 }
2708
2709 - (MIMEAddress *) sponsor {
2710     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2711 }
2712
2713 - (MIMEAddress *) author {
2714     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2715 }
2716
2717 - (NSString *) support {
2718     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2719 }
2720
2721 - (NSArray *) files {
2722     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2723     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2724
2725     std::ifstream fin;
2726     fin.open([path UTF8String]);
2727     if (!fin.is_open())
2728         return nil;
2729
2730     std::string line;
2731     while (std::getline(fin, line))
2732         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2733
2734     return files;
2735 }
2736
2737 - (NSString *) state {
2738 @synchronized (database_) {
2739     if ([database_ era] != era_ || file_.end())
2740         return nil;
2741
2742     switch (iterator_->CurrentState) {
2743         case pkgCache::State::NotInstalled:
2744             return @"NotInstalled";
2745         case pkgCache::State::UnPacked:
2746             return @"UnPacked";
2747         case pkgCache::State::HalfConfigured:
2748             return @"HalfConfigured";
2749         case pkgCache::State::HalfInstalled:
2750             return @"HalfInstalled";
2751         case pkgCache::State::ConfigFiles:
2752             return @"ConfigFiles";
2753         case pkgCache::State::Installed:
2754             return @"Installed";
2755         case pkgCache::State::TriggersAwaited:
2756             return @"TriggersAwaited";
2757         case pkgCache::State::TriggersPending:
2758             return @"TriggersPending";
2759     }
2760
2761     return (NSString *) [NSNull null];
2762 } }
2763
2764 - (NSString *) selection {
2765 @synchronized (database_) {
2766     if ([database_ era] != era_ || file_.end())
2767         return nil;
2768
2769     switch (iterator_->SelectedState) {
2770         case pkgCache::State::Unknown:
2771             return @"Unknown";
2772         case pkgCache::State::Install:
2773             return @"Install";
2774         case pkgCache::State::Hold:
2775             return @"Hold";
2776         case pkgCache::State::DeInstall:
2777             return @"DeInstall";
2778         case pkgCache::State::Purge:
2779             return @"Purge";
2780     }
2781
2782     return (NSString *) [NSNull null];
2783 } }
2784
2785 - (NSArray *) warnings {
2786     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2787     const char *name(iterator_.Name());
2788
2789     size_t length(strlen(name));
2790     if (length < 2) invalid:
2791         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2792     else for (size_t i(0); i != length; ++i)
2793         if (
2794             /* XXX: technically this is not allowed */
2795             (name[i] < 'A' || name[i] > 'Z') &&
2796             (name[i] < 'a' || name[i] > 'z') &&
2797             (name[i] < '0' || name[i] > '9') &&
2798             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2799         ) goto invalid;
2800
2801     if (strcmp(name, "cydia") != 0) {
2802         bool cydia = false;
2803         bool user = false;
2804         bool _private = false;
2805         bool stash = false;
2806
2807         bool repository = [[self section] isEqualToString:@"Repositories"];
2808
2809         if (NSArray *files = [self files])
2810             for (NSString *file in files)
2811                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2812                     cydia = true;
2813                 else if (!user && [file isEqualToString:@"/User"])
2814                     user = true;
2815                 else if (!_private && [file isEqualToString:@"/private"])
2816                     _private = true;
2817                 else if (!stash && [file isEqualToString:@"/var/stash"])
2818                     stash = true;
2819
2820         /* XXX: this is not sensitive enough. only some folders are valid. */
2821         if (cydia && !repository)
2822             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2823         if (user)
2824             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2825         if (_private)
2826             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2827         if (stash)
2828             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2829     }
2830
2831     return [warnings count] == 0 ? nil : warnings;
2832 }
2833
2834 - (NSArray *) applications {
2835     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2836
2837     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2838
2839     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2840     if (NSArray *files = [self files])
2841         for (NSString *file in files)
2842             if (application_r(file)) {
2843                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2844                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2845                 if ([id isEqualToString:me])
2846                     continue;
2847
2848                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2849                 if (display == nil)
2850                     display = application_r[1];
2851
2852                 NSString *bundle([file stringByDeletingLastPathComponent]);
2853                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2854                 if (icon == nil || [icon length] == 0)
2855                     icon = @"icon.png";
2856                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2857
2858                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2859                 [applications addObject:application];
2860
2861                 [application addObject:id];
2862                 [application addObject:display];
2863                 [application addObject:url];
2864             }
2865
2866     return [applications count] == 0 ? nil : applications;
2867 }
2868
2869 - (Source *) source {
2870     if (source_ == nil) {
2871         @synchronized (database_) {
2872             if ([database_ era] != era_ || file_.end())
2873                 source_ = (Source *) [NSNull null];
2874             else
2875                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2876         }
2877     }
2878
2879     return source_ == (Source *) [NSNull null] ? nil : source_;
2880 }
2881
2882 - (uint32_t) rank {
2883     return rank_;
2884 }
2885
2886 - (BOOL) matches:(NSArray *)query {
2887     if (query == nil || [query count] == 0)
2888         return NO;
2889
2890     rank_ = 0;
2891
2892     NSString *string;
2893     NSRange range;
2894     NSUInteger length;
2895
2896     string = [self name];
2897     length = [string length];
2898
2899     for (NSString *term in query) {
2900         range = [string rangeOfString:term options:MatchCompareOptions_];
2901         if (range.location != NSNotFound)
2902             rank_ -= 6 * 1000000 / length;
2903     }
2904
2905     if (rank_ == 0) {
2906         string = [self id];
2907         length = [string length];
2908
2909         for (NSString *term in query) {
2910             range = [string rangeOfString:term options:MatchCompareOptions_];
2911             if (range.location != NSNotFound)
2912                 rank_ -= 6 * 1000000 / length;
2913         }
2914     }
2915
2916     string = [self shortDescription];
2917     length = [string length];
2918     NSUInteger stop(std::min<NSUInteger>(length, 200));
2919
2920     for (NSString *term in query) {
2921         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2922         if (range.location != NSNotFound)
2923             rank_ -= 2 * 100000;
2924     }
2925
2926     return rank_ != 0;
2927 }
2928
2929 - (bool) hasSupportingRole {
2930     if (role_ == 0)
2931         return true;
2932     if (role_ == 1)
2933         return true;
2934     if ([Role_ isEqualToString:@"User"])
2935         return false;
2936     if (role_ == 2)
2937         return true;
2938     if ([Role_ isEqualToString:@"Hacker"])
2939         return false;
2940     if (role_ == 3)
2941         return true;
2942     if ([Role_ isEqualToString:@"Developer"])
2943         return false;
2944     _assert(false);
2945 }
2946
2947 - (NSArray *) tags {
2948     return tags_;
2949 }
2950
2951 - (BOOL) hasTag:(NSString *)tag {
2952     return tags_ == nil ? NO : [tags_ containsObject:tag];
2953 }
2954
2955 - (NSString *) primaryPurpose {
2956     for (NSString *tag in (NSArray *) tags_)
2957         if ([tag hasPrefix:@"purpose::"])
2958             return [tag substringFromIndex:9];
2959     return nil;
2960 }
2961
2962 - (NSArray *) purposes {
2963     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2964     for (NSString *tag in (NSArray *) tags_)
2965         if ([tag hasPrefix:@"purpose::"])
2966             [purposes addObject:[tag substringFromIndex:9]];
2967     return [purposes count] == 0 ? nil : purposes;
2968 }
2969
2970 - (bool) isCommercial {
2971     return [self hasTag:@"cydia::commercial"];
2972 }
2973
2974 - (void) setIndex:(size_t)index {
2975     if (metadata_->index_ != index)
2976         metadata_->index_ = index;
2977 }
2978
2979 - (CYString &) cyname {
2980     return name_.empty() ? id_ : name_;
2981 }
2982
2983 - (uint32_t) compareBySection:(NSArray *)sections {
2984     NSString *section([self section]);
2985     for (size_t i(0), e([sections count]); i != e; ++i) {
2986         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2987             return i;
2988     }
2989
2990     return _not(uint32_t);
2991 }
2992
2993 - (void) clear {
2994 @synchronized (database_) {
2995     pkgProblemResolver *resolver = [database_ resolver];
2996     resolver->Clear(iterator_);
2997
2998     pkgCacheFile &cache([database_ cache]);
2999     cache->SetReInstall(iterator_, false);
3000     cache->MarkKeep(iterator_, false);
3001 } }
3002
3003 - (void) install {
3004 @synchronized (database_) {
3005     pkgProblemResolver *resolver = [database_ resolver];
3006     resolver->Clear(iterator_);
3007     resolver->Protect(iterator_);
3008
3009     pkgCacheFile &cache([database_ cache]);
3010     cache->SetReInstall(iterator_, false);
3011     cache->MarkInstall(iterator_, false);
3012
3013     pkgDepCache::StateCache &state((*cache)[iterator_]);
3014     if (!state.Install())
3015         cache->SetReInstall(iterator_, true);
3016 } }
3017
3018 - (void) remove {
3019 @synchronized (database_) {
3020     pkgProblemResolver *resolver = [database_ resolver];
3021     resolver->Clear(iterator_);
3022     resolver->Remove(iterator_);
3023     resolver->Protect(iterator_);
3024
3025     pkgCacheFile &cache([database_ cache]);
3026     cache->SetReInstall(iterator_, false);
3027     cache->MarkDelete(iterator_, true);
3028 } }
3029
3030 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3031     _profile(Package$isUnfilteredAndSearchedForBy)
3032         bool value(true);
3033
3034         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3035             value &= [self unfiltered];
3036         _end
3037
3038         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3039             value &= [self matches:query];
3040         _end
3041
3042         return value;
3043     _end
3044 }
3045
3046 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3047     if ([search length] == 0)
3048         return false;
3049
3050     _profile(Package$isUnfilteredAndSelectedForBy)
3051         bool value(true);
3052
3053         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3054             value &= [self unfiltered];
3055         _end
3056
3057         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3058             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3059         _end
3060
3061         return value;
3062     _end
3063 }
3064
3065 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3066     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3067 }
3068
3069 - (bool) isVisibleInSection:(NSString *)name {
3070     NSString *section([self section]);
3071
3072     return (
3073         name == nil ||
3074         section == nil && [name length] == 0 ||
3075         [name isEqualToString:section]
3076     ) && [self visible];
3077 }
3078
3079 - (bool) isVisibleInSource:(Source *)source {
3080     return [self source] == source && [self visible];
3081 }
3082
3083 @end
3084 /* }}} */
3085 /* Section Class {{{ */
3086 @interface Section : NSObject {
3087     _H<NSString> name_;
3088     unichar index_;
3089     size_t row_;
3090     size_t count_;
3091     _H<NSString> localized_;
3092 }
3093
3094 - (NSComparisonResult) compareByLocalized:(Section *)section;
3095 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3096 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3097 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3098 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3099 - (NSString *) name;
3100 - (unichar) index;
3101
3102 - (size_t) row;
3103 - (size_t) count;
3104
3105 - (void) addToRow;
3106 - (void) addToCount;
3107
3108 - (void) setCount:(size_t)count;
3109 - (NSString *) localized;
3110
3111 @end
3112
3113 @implementation Section
3114
3115 - (NSComparisonResult) compareByLocalized:(Section *)section {
3116     NSString *lhs(localized_);
3117     NSString *rhs([section localized]);
3118
3119     /*if ([lhs length] != 0 && [rhs length] != 0) {
3120         unichar lhc = [lhs characterAtIndex:0];
3121         unichar rhc = [rhs characterAtIndex:0];
3122
3123         if (isalpha(lhc) && !isalpha(rhc))
3124             return NSOrderedAscending;
3125         else if (!isalpha(lhc) && isalpha(rhc))
3126             return NSOrderedDescending;
3127     }*/
3128
3129     return [lhs compare:rhs options:LaxCompareOptions_];
3130 }
3131
3132 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3133     if ((self = [self initWithName:name localize:NO]) != nil) {
3134         if (localized != nil)
3135             localized_ = localized;
3136     } return self;
3137 }
3138
3139 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3140     return [self initWithName:name row:0 localize:localize];
3141 }
3142
3143 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3144     if ((self = [super init]) != nil) {
3145         name_ = name;
3146         index_ = '\0';
3147         row_ = row;
3148         if (localize)
3149             localized_ = LocalizeSection(name_);
3150     } return self;
3151 }
3152
3153 /* XXX: localize the index thingees */
3154 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3155     if ((self = [super init]) != nil) {
3156         name_ = [NSString stringWithCharacters:&index length:1];
3157         index_ = index;
3158         row_ = row;
3159     } return self;
3160 }
3161
3162 - (NSString *) name {
3163     return name_;
3164 }
3165
3166 - (unichar) index {
3167     return index_;
3168 }
3169
3170 - (size_t) row {
3171     return row_;
3172 }
3173
3174 - (size_t) count {
3175     return count_;
3176 }
3177
3178 - (void) addToRow {
3179     ++row_;
3180 }
3181
3182 - (void) addToCount {
3183     ++count_;
3184 }
3185
3186 - (void) setCount:(size_t)count {
3187     count_ = count;
3188 }
3189
3190 - (NSString *) localized {
3191     return localized_;
3192 }
3193
3194 @end
3195 /* }}} */
3196
3197 class CydiaLogCleaner :
3198     public pkgArchiveCleaner
3199 {
3200   protected:
3201     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3202         unlink(File);
3203     }
3204 };
3205
3206 /* Database Implementation {{{ */
3207 @implementation Database
3208
3209 + (Database *) sharedInstance {
3210     static _H<Database> instance;
3211     if (instance == nil)
3212         instance = [[[Database alloc] init] autorelease];
3213     return instance;
3214 }
3215
3216 - (unsigned) era {
3217     return era_;
3218 }
3219
3220 - (void) releasePackages {
3221     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3222     CFArrayRemoveAllValues(packages_);
3223 }
3224
3225 - (void) dealloc {
3226     // XXX: actually implement this thing
3227     _assert(false);
3228     [self releasePackages];
3229     apr_pool_destroy(pool_);
3230     NSRecycleZone(zone_);
3231     [super dealloc];
3232 }
3233
3234 - (void) _readCydia:(NSNumber *)fd {
3235     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3236     std::istream is(&ib);
3237     std::string line;
3238
3239     static Pcre finish_r("^finish:([^:]*)$");
3240
3241     while (std::getline(is, line)) {
3242         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3243
3244         const char *data(line.c_str());
3245         size_t size = line.size();
3246         lprintf("C:%s\n", data);
3247
3248         if (finish_r(data, size)) {
3249             NSString *finish = finish_r[1];
3250             int index = [Finishes_ indexOfObject:finish];
3251             if (index != INT_MAX && index > Finish_)
3252                 Finish_ = index;
3253         }
3254
3255         [pool release];
3256     }
3257
3258     _assume(false);
3259 }
3260
3261 - (void) _readStatus:(NSNumber *)fd {
3262     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3263     std::istream is(&ib);
3264     std::string line;
3265
3266     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3267     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3268
3269     while (std::getline(is, line)) {
3270         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3271
3272         const char *data(line.c_str());
3273         size_t size(line.size());
3274         lprintf("S:%s\n", data);
3275
3276         if (conffile_r(data, size)) {
3277             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3278             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3279         } else if (strncmp(data, "status: ", 8) == 0) {
3280             // status: <package>: {unpacked,half-configured,installed}
3281             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3282             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3283         } else if (strncmp(data, "processing: ", 12) == 0) {
3284             // processing: configure: config-test
3285             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3286             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3287         } else if (pmstatus_r(data, size)) {
3288             std::string type([pmstatus_r[1] UTF8String]);
3289
3290             NSString *package = pmstatus_r[2];
3291             if ([package isEqualToString:@"dpkg-exec"])
3292                 package = nil;
3293
3294             float percent([pmstatus_r[3] floatValue]);
3295             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3296
3297             NSString *string = pmstatus_r[4];
3298
3299             if (type == "pmerror") {
3300                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3301                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3302             } else if (type == "pmstatus") {
3303                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3304                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3305             } else if (type == "pmconffile")
3306                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3307             else
3308                 lprintf("E:unknown pmstatus\n");
3309         } else
3310             lprintf("E:unknown status\n");
3311
3312         [pool release];
3313     }
3314
3315     _assume(false);
3316 }
3317
3318 - (void) _readOutput:(NSNumber *)fd {
3319     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3320     std::istream is(&ib);
3321     std::string line;
3322
3323     while (std::getline(is, line)) {
3324         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3325
3326         lprintf("O:%s\n", line.c_str());
3327
3328         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3329         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3330
3331         [pool release];
3332     }
3333
3334     _assume(false);
3335 }
3336
3337 - (FILE *) input {
3338     return input_;
3339 }
3340
3341 - (Package *) packageWithName:(NSString *)name {
3342     if (name == nil)
3343         return nil;
3344 @synchronized (self) {
3345     if (static_cast<pkgDepCache *>(cache_) == NULL)
3346         return nil;
3347     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3348     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3349 } }
3350
3351 - (id) init {
3352     if ((self = [super init]) != nil) {
3353         policy_ = NULL;
3354         records_ = NULL;
3355         resolver_ = NULL;
3356         fetcher_ = NULL;
3357         lock_ = NULL;
3358
3359         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3360         apr_pool_create(&pool_, NULL);
3361
3362         size_t capacity(MetaFile_->active_);
3363         if (capacity == 0)
3364             capacity = 16384;
3365         else
3366             capacity += 1024;
3367
3368         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3369         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3370
3371         int fds[2];
3372
3373         _assert(pipe(fds) != -1);
3374         cydiafd_ = fds[1];
3375
3376         _config->Set("APT::Keep-Fds::", cydiafd_);
3377         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3378
3379         [NSThread
3380             detachNewThreadSelector:@selector(_readCydia:)
3381             toTarget:self
3382             withObject:[NSNumber numberWithInt:fds[0]]
3383         ];
3384
3385         _assert(pipe(fds) != -1);
3386         statusfd_ = fds[1];
3387
3388         [NSThread
3389             detachNewThreadSelector:@selector(_readStatus:)
3390             toTarget:self
3391             withObject:[NSNumber numberWithInt:fds[0]]
3392         ];
3393
3394         _assert(pipe(fds) != -1);
3395         _assert(dup2(fds[0], 0) != -1);
3396         _assert(close(fds[0]) != -1);
3397
3398         input_ = fdopen(fds[1], "a");
3399
3400         _assert(pipe(fds) != -1);
3401         _assert(dup2(fds[1], 1) != -1);
3402         _assert(close(fds[1]) != -1);
3403
3404         [NSThread
3405             detachNewThreadSelector:@selector(_readOutput:)
3406             toTarget:self
3407             withObject:[NSNumber numberWithInt:fds[0]]
3408         ];
3409     } return self;
3410 }
3411
3412 - (pkgCacheFile &) cache {
3413     return cache_;
3414 }
3415
3416 - (pkgDepCache::Policy *) policy {
3417     return policy_;
3418 }
3419
3420 - (pkgRecords *) records {
3421     return records_;
3422 }
3423
3424 - (pkgProblemResolver *) resolver {
3425     return resolver_;
3426 }
3427
3428 - (pkgAcquire &) fetcher {
3429     return *fetcher_;
3430 }
3431
3432 - (pkgSourceList &) list {
3433     return *list_;
3434 }
3435
3436 - (NSArray *) packages {
3437     return (NSArray *) packages_;
3438 }
3439
3440 - (NSArray *) sources {
3441     return sourceList_;
3442 }
3443
3444 - (Source *) sourceWithKey:(NSString *)key {
3445     for (Source *source in [self sources]) {
3446         if ([[source key] isEqualToString:key])
3447             return source;
3448     } return nil;
3449 }
3450
3451 - (bool) popErrorWithTitle:(NSString *)title {
3452     bool fatal(false);
3453
3454     while (!_error->empty()) {
3455         std::string error;
3456         bool warning(!_error->PopMessage(error));
3457         if (!warning)
3458             fatal = true;
3459
3460         for (;;) {
3461             size_t size(error.size());
3462             if (size == 0 || error[size - 1] != '\n')
3463                 break;
3464             error.resize(size - 1);
3465         }
3466
3467         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3468
3469         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3470     }
3471
3472     return fatal;
3473 }
3474
3475 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3476     return [self popErrorWithTitle:title] || !success;
3477 }
3478
3479 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3480 @synchronized (self) {
3481     ++era_;
3482
3483     [self releasePackages];
3484
3485     sourceMap_.clear();
3486     [sourceList_ removeAllObjects];
3487
3488     _error->Discard();
3489
3490     delete list_;
3491     list_ = NULL;
3492     manager_ = NULL;
3493     delete lock_;
3494     lock_ = NULL;
3495     delete fetcher_;
3496     fetcher_ = NULL;
3497     delete resolver_;
3498     resolver_ = NULL;
3499     delete records_;
3500     records_ = NULL;
3501     delete policy_;
3502     policy_ = NULL;
3503
3504     cache_.Close();
3505
3506     apr_pool_clear(pool_);
3507
3508     NSRecycleZone(zone_);
3509     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3510
3511     int chk(creat("/tmp/cydia.chk", 0644));
3512     if (chk != -1)
3513         close(chk);
3514
3515     if (invocation != nil)
3516         [invocation invoke];
3517
3518     NSString *title(UCLocalize("DATABASE"));
3519
3520     _trace();
3521     OpProgress progress;
3522     while (!cache_.Open(progress, true)) { pop:
3523         std::string error;
3524         bool warning(!_error->PopMessage(error));
3525         lprintf("cache_.Open():[%s]\n", error.c_str());
3526
3527         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3528             [delegate_ repairWithSelector:@selector(configure)];
3529         else if (error == "The package lists or status file could not be parsed or opened.")
3530             [delegate_ repairWithSelector:@selector(update)];
3531         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3532         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3533         // else if (error == "Malformed Status line")
3534         // else if (error == "The list of sources could not be read.")
3535         else {
3536             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3537             return;
3538         }
3539
3540         if (warning)
3541             goto pop;
3542         _error->Discard();
3543     }
3544     _trace();
3545
3546     unlink("/tmp/cydia.chk");
3547
3548     now_ = [[NSDate date] timeIntervalSince1970];
3549
3550     policy_ = new pkgDepCache::Policy();
3551     records_ = new pkgRecords(cache_);
3552     resolver_ = new pkgProblemResolver(cache_);
3553     fetcher_ = new pkgAcquire(&status_);
3554     lock_ = NULL;
3555
3556     list_ = new pkgSourceList();
3557     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3558         return;
3559
3560     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3561         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3562         return;
3563     }
3564
3565     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3566         return;
3567
3568     if (cache_->BrokenCount() != 0) {
3569         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3570             return;
3571
3572         if (cache_->BrokenCount() != 0) {
3573             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3574             return;
3575         }
3576
3577         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3578             return;
3579     }
3580
3581     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3582         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3583         [sourceList_ addObject:object];
3584
3585         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3586         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3587             // XXX: this could be more intelligent
3588             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3589                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3590                 if (!cached.end())
3591                     sourceMap_[cached->ID] = object;
3592             }
3593     }
3594
3595     {
3596         /*std::vector<Package *> packages;
3597         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3598         packages_ = nil;*/
3599
3600         _trace();
3601
3602         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3603             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3604                 //packages.push_back(package);
3605                 CFArrayAppendValue(packages_, CFRetain(package));
3606
3607         _trace();
3608
3609         /*if (packages.empty())
3610             packages_ = [[NSArray alloc] init];
3611         else
3612             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3613         _trace();*/
3614
3615         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3616         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3617         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3618
3619         /*_trace();
3620         PrintTimes();
3621         _trace();*/
3622
3623         _trace();
3624
3625         /*if (!packages.empty())
3626             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3627         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3628
3629         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3630
3631         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3632
3633         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3634
3635         _trace();
3636
3637         size_t count(CFArrayGetCount(packages_));
3638         MetaFile_->active_ = count;
3639
3640         for (size_t index(0); index != count; ++index)
3641             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3642
3643         _trace();
3644     }
3645 } }
3646
3647 - (void) clear {
3648 @synchronized (self) {
3649     delete resolver_;
3650     resolver_ = new pkgProblemResolver(cache_);
3651
3652     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3653         if (!cache_[iterator].Keep())
3654             cache_->MarkKeep(iterator, false);
3655         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3656             cache_->SetReInstall(iterator, false);
3657 } }
3658
3659 - (void) configure {
3660     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3661     _trace();
3662     system([dpkg UTF8String]);
3663     _trace();
3664 }
3665
3666 - (bool) clean {
3667     // XXX: I don't remember this condition
3668     if (lock_ != NULL)
3669         return false;
3670
3671     FileFd Lock;
3672     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3673
3674     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3675
3676     if ([self popErrorWithTitle:title])
3677         return false;
3678
3679     pkgAcquire fetcher;
3680     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3681
3682     CydiaLogCleaner cleaner;
3683     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3684         return false;
3685
3686     return true;
3687 }
3688
3689 - (bool) prepare {
3690     fetcher_->Shutdown();
3691
3692     pkgRecords records(cache_);
3693
3694     lock_ = new FileFd();
3695     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3696
3697     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3698
3699     if ([self popErrorWithTitle:title])
3700         return false;
3701
3702     pkgSourceList list;
3703     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3704         return false;
3705
3706     manager_ = (_system->CreatePM(cache_));
3707     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3708         return false;
3709
3710     return true;
3711 }
3712
3713 - (void) perform {
3714     bool substrate(RestartSubstrate_);
3715     RestartSubstrate_ = false;
3716
3717     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3718
3719     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3720         pkgSourceList list;
3721         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3722             return;
3723         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3724             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3725     }
3726
3727     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3728
3729     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3730         _trace();
3731         [self popErrorWithTitle:title];
3732         return;
3733     }
3734
3735     bool failed = false;
3736     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3737         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3738             continue;
3739         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3740             continue;
3741
3742         failed = true;
3743     }
3744
3745     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3746
3747     if (failed) {
3748         _trace();
3749         return;
3750     }
3751
3752     if (substrate)
3753         RestartSubstrate_ = true;
3754
3755     _system->UnLock();
3756     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3757
3758     if (_error->PendingError()) {
3759         _trace();
3760         return;
3761     }
3762
3763     if (result == pkgPackageManager::Failed) {
3764         _trace();
3765         return;
3766     }
3767
3768     if (result != pkgPackageManager::Completed) {
3769         _trace();
3770         return;
3771     }
3772
3773     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3774         pkgSourceList list;
3775         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3776             return;
3777         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3778             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3779     }
3780
3781     if (![before isEqualToArray:after])
3782         [self update];
3783 }
3784
3785 - (bool) upgrade {
3786     NSString *title(UCLocalize("UPGRADE"));
3787     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3788         return false;
3789     return true;
3790 }
3791
3792 - (void) update {
3793     [self updateWithStatus:status_];
3794 }
3795
3796 - (void) updateWithStatus:(Status &)status {
3797     NSString *title(UCLocalize("REFRESHING_DATA"));
3798
3799     pkgSourceList list;
3800     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3801         return;
3802
3803     FileFd lock;
3804     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3805     if ([self popErrorWithTitle:title])
3806         return;
3807
3808     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3809
3810     bool success(ListUpdate(status, list, PulseInterval_));
3811     if (status.WasCancelled())
3812         _error->Discard();
3813     else {
3814         [self popErrorWithTitle:title forOperation:success];
3815         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3816         Changed_ = true;
3817     }
3818
3819     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3820 }
3821
3822 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3823     delegate_ = delegate;
3824 }
3825
3826 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3827     progress_ = delegate;
3828     status_.setDelegate(delegate);
3829 }
3830
3831 - (NSObject<ProgressDelegate> *) progressDelegate {
3832     return progress_;
3833 }
3834
3835 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3836     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3837     return i == sourceMap_.end() ? nil : i->second;
3838 }
3839
3840 - (NSString *) mappedSectionForPointer:(const char *)section {
3841     _H<NSString> *mapped;
3842
3843     _profile(Database$mappedSectionForPointer$Cache)
3844         mapped = &sections_[section];
3845     _end
3846
3847     if (*mapped == NULL) {
3848         size_t length(strlen(section));
3849         char spaced[length + 1];
3850
3851         _profile(Database$mappedSectionForPointer$Replace)
3852             for (size_t index(0); index != length; ++index)
3853                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3854             spaced[length] = '\0';
3855         _end
3856
3857         NSString *string;
3858
3859         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3860             string = [NSString stringWithUTF8String:spaced];
3861         _end
3862
3863         _profile(Database$mappedSectionForPointer$Map)
3864             string = [SectionMap_ objectForKey:string] ?: string;
3865         _end
3866
3867         *mapped = string;
3868     } return *mapped;
3869 }
3870
3871 @end
3872 /* }}} */
3873
3874 static _H<NSMutableSet> Diversions_;
3875
3876 @interface Diversion : NSObject {
3877     Pcre pattern_;
3878     _H<NSString> key_;
3879     _H<NSString> format_;
3880 }
3881
3882 @end
3883
3884 @implementation Diversion
3885
3886 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3887     if ((self = [super init]) != nil) {
3888         pattern_ = [from UTF8String];
3889         key_ = from;
3890         format_ = to;
3891     } return self;
3892 }
3893
3894 - (NSString *) divert:(NSString *)url {
3895     return !pattern_(url) ? nil : pattern_->*format_;
3896 }
3897
3898 + (NSURL *) divertURL:(NSURL *)url {
3899   divert:
3900     NSString *href([url absoluteString]);
3901
3902     for (Diversion *diversion in (id) Diversions_)
3903         if (NSString *diverted = [diversion divert:href]) {
3904 #if !ForRelease
3905             NSLog(@"div: %@", diverted);
3906 #endif
3907             url = [NSURL URLWithString:diverted];
3908             goto divert;
3909         }
3910
3911     return url;
3912 }
3913
3914 - (NSString *) key {
3915     return key_;
3916 }
3917
3918 - (NSUInteger) hash {
3919     return [key_ hash];
3920 }
3921
3922 - (BOOL) isEqual:(Diversion *)object {
3923     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3924 }
3925
3926 @end
3927
3928 @interface CydiaObject : NSObject {
3929     _H<IndirectDelegate> indirect_;
3930     _transient id delegate_;
3931 }
3932
3933 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3934
3935 @end
3936
3937 @interface CydiaWebViewController : CyteWebViewController {
3938     _H<CydiaObject> cydia_;
3939 }
3940
3941 + (void) addDiversion:(Diversion *)diversion;
3942
3943 @end
3944
3945 /* Web Scripting {{{ */
3946 @implementation CydiaObject
3947
3948 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3949     if ((self = [super init]) != nil) {
3950         indirect_ = indirect;
3951     } return self;
3952 }
3953
3954 - (void) setDelegate:(id)delegate {
3955     delegate_ = delegate;
3956 }
3957
3958 + (NSArray *) _attributeKeys {
3959     return [NSArray arrayWithObjects:
3960         @"bbsnum",
3961         @"cydiaSource",
3962         @"device",
3963         @"ecid",
3964         @"firmware",
3965         @"hostname",
3966         @"idiom",
3967         @"model",
3968         @"plmn",
3969         @"role",
3970         @"serial",
3971         @"token",
3972         @"version",
3973     nil];
3974 }
3975
3976 - (NSArray *) attributeKeys {
3977     return [[self class] _attributeKeys];
3978 }
3979
3980 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3981     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3982 }
3983
3984 - (NSString *) version {
3985     return @ Cydia_;
3986 }
3987
3988 - (NSString *) device {
3989     return [[UIDevice currentDevice] uniqueIdentifier];
3990 }
3991
3992 - (NSString *) firmware {
3993     return [[UIDevice currentDevice] systemVersion];
3994 }
3995
3996 - (NSString *) hostname {
3997     return [[UIDevice currentDevice] name];
3998 }
3999
4000 - (NSString *) idiom {
4001     return (id) Idiom_ ?: [NSNull null];
4002 }
4003
4004 - (NSString *) plmn {
4005     return (id) PLMN_ ?: [NSNull null];
4006 }
4007
4008 - (NSString *) bbsnum {
4009     return (id) BBSNum_ ?: [NSNull null];
4010 }
4011
4012 - (NSString *) ecid {
4013     return (id) ChipID_ ?: [NSNull null];
4014 }
4015
4016 - (NSString *) serial {
4017     return SerialNumber_;
4018 }
4019
4020 - (NSString *) role {
4021     return (id) Role_ ?: [NSNull null];
4022 }
4023
4024 - (NSString *) model {
4025     return [NSString stringWithUTF8String:Machine_];
4026 }
4027
4028 - (NSString *) token {
4029     return (id) Token_ ?: [NSNull null];
4030 }
4031
4032 + (NSString *) webScriptNameForSelector:(SEL)selector {
4033     if (false);
4034     else if (selector == @selector(addBridgedHost:))
4035         return @"addBridgedHost";
4036     else if (selector == @selector(addInsecureHost:))
4037         return @"addInsecureHost";
4038     else if (selector == @selector(addInternalRedirect::))
4039         return @"addInternalRedirect";
4040     else if (selector == @selector(addPipelinedHost:scheme:))
4041         return @"addPipelinedHost";
4042     else if (selector == @selector(addSource:::))
4043         return @"addSource";
4044     else if (selector == @selector(addTokenHost:))
4045         return @"addTokenHost";
4046     else if (selector == @selector(addTrivialSource:))
4047         return @"addTrivialSource";
4048     else if (selector == @selector(close))
4049         return @"close";
4050     else if (selector == @selector(du:))
4051         return @"du";
4052     else if (selector == @selector(stringWithFormat:arguments:))
4053         return @"format";
4054     else if (selector == @selector(getAllSources))
4055         return @"getAllSourcs";
4056     else if (selector == @selector(getKernelNumber:))
4057         return @"getKernelNumber";
4058     else if (selector == @selector(getKernelString:))
4059         return @"getKernelString";
4060     else if (selector == @selector(getInstalledPackages))
4061         return @"getInstalledPackages";
4062     else if (selector == @selector(getIORegistryEntry::))
4063         return @"getIORegistryEntry";
4064     else if (selector == @selector(getLocaleIdentifier))
4065         return @"getLocaleIdentifier";
4066     else if (selector == @selector(getPreferredLanguages))
4067         return @"getPreferredLanguages";
4068     else if (selector == @selector(getPackageById:))
4069         return @"getPackageById";
4070     else if (selector == @selector(getMetadataKeys))
4071         return @"getMetadataKeys";
4072     else if (selector == @selector(getMetadataValue:))
4073         return @"getMetadataValue";
4074     else if (selector == @selector(getSessionValue:))
4075         return @"getSessionValue";
4076     else if (selector == @selector(installPackages:))
4077         return @"installPackages";
4078     else if (selector == @selector(localizedStringForKey:value:table:))
4079         return @"localize";
4080     else if (selector == @selector(popViewController:))
4081         return @"popViewController";
4082     else if (selector == @selector(refreshSources))
4083         return @"refreshSources";
4084     else if (selector == @selector(removeButton))
4085         return @"removeButton";
4086     else if (selector == @selector(saveConfig))
4087         return @"saveConfig";
4088     else if (selector == @selector(setCydiaSource:))
4089         return @"setCydiaSource";
4090     else if (selector == @selector(setMetadataValue::))
4091         return @"setMetadataValue";
4092     else if (selector == @selector(setSessionValue::))
4093         return @"setSessionValue";
4094     else if (selector == @selector(substitutePackageNames:))
4095         return @"substitutePackageNames";
4096     else if (selector == @selector(scrollToBottom:))
4097         return @"scrollToBottom";
4098     else if (selector == @selector(setAllowsNavigationAction:))
4099         return @"setAllowsNavigationAction";
4100     else if (selector == @selector(setBadgeValue:))
4101         return @"setBadgeValue";
4102     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4103         return @"setButtonImage";
4104     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4105         return @"setButtonTitle";
4106     else if (selector == @selector(setHidesBackButton:))
4107         return @"setHidesBackButton";
4108     else if (selector == @selector(setHidesNavigationBar:))
4109         return @"setHidesNavigationBar";
4110     else if (selector == @selector(setNavigationBarStyle:))
4111         return @"setNavigationBarStyle";
4112     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4113         return @"setNavigationBarTintColor";
4114     else if (selector == @selector(setPasteboardString:))
4115         return @"setPasteboardString";
4116     else if (selector == @selector(setPasteboardURL:))
4117         return @"setPasteboardURL";
4118     else if (selector == @selector(setToken:))
4119         return @"setToken";
4120     else if (selector == @selector(setViewportWidth:))
4121         return @"setViewportWidth";
4122     else if (selector == @selector(statfs:))
4123         return @"statfs";
4124     else if (selector == @selector(supports:))
4125         return @"supports";
4126     else if (selector == @selector(unload))
4127         return @"unload";
4128     else
4129         return nil;
4130 }
4131
4132 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4133     return [self webScriptNameForSelector:selector] == nil;
4134 }
4135
4136 - (BOOL) supports:(NSString *)feature {
4137     return [feature isEqualToString:@"window.open"];
4138 }
4139
4140 - (void) unload {
4141     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4142 }
4143
4144 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4145     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4146 }
4147
4148 - (NSNumber *) getKernelNumber:(NSString *)name {
4149     const char *string([name UTF8String]);
4150
4151     size_t size;
4152     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4153         return (id) [NSNull null];
4154
4155     if (size != sizeof(int))
4156         return (id) [NSNull null];
4157
4158     int value;
4159     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4160         return (id) [NSNull null];
4161
4162     return [NSNumber numberWithInt:value];
4163 }
4164
4165 - (NSString *) getKernelString:(NSString *)name {
4166     const char *string([name UTF8String]);
4167
4168     size_t size;
4169     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4170         return (id) [NSNull null];
4171
4172     char value[size + 1];
4173     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4174         return (id) [NSNull null];
4175
4176     // XXX: just in case you request something ludicrous
4177     value[size] = '\0';
4178
4179     return [NSString stringWithCString:value];
4180 }
4181
4182 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4183     NSObject *value(CYIOGetValue([path UTF8String], entry));
4184
4185     if (value != nil)
4186         if ([value isKindOfClass:[NSData class]])
4187             value = CYHex((NSData *) value);
4188
4189     return value;
4190 }
4191
4192 - (void) _setCydiaSource:(NSString *)source {
4193     @synchronized (HostConfig_) {
4194         CydiaSource_ = source;
4195         [Metadata_ setObject:source forKey:@"CydiaSource"];
4196     }
4197
4198     Changed_ = true;
4199 }
4200
4201 - (void) setCydiaSource:(NSString *)source {
4202     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4203 }
4204
4205 - (NSString *) cydiaSource {
4206     @synchronized (HostConfig_) {
4207         return (id) CydiaSource_ ?: [NSNull null];
4208     }
4209 }
4210
4211 - (NSArray *) getMetadataKeys {
4212 @synchronized (Values_) {
4213     return [Values_ allKeys];
4214 } }
4215
4216 - (id) getMetadataValue:(NSString *)key {
4217 @synchronized (Values_) {
4218     return [Values_ objectForKey:key];
4219 } }
4220
4221 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4222 @synchronized (Values_) {
4223     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4224         [Values_ removeObjectForKey:key];
4225     else
4226         [Values_ setObject:value forKey:key];
4227
4228     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4229 } }
4230
4231 - (id) getSessionValue:(NSString *)key {
4232 @synchronized (SessionData_) {
4233     return [SessionData_ objectForKey:key];
4234 } }
4235
4236 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4237 @synchronized (SessionData_) {
4238     if (value == (id) [WebUndefined undefined])
4239         [SessionData_ removeObjectForKey:key];
4240     else
4241         [SessionData_ setObject:value forKey:key];
4242 } }
4243
4244 - (void) addBridgedHost:(NSString *)host {
4245 @synchronized (HostConfig_) {
4246     [BridgedHosts_ addObject:host];
4247 } }
4248
4249 - (void) addInsecureHost:(NSString *)host {
4250 @synchronized (HostConfig_) {
4251     [InsecureHosts_ addObject:host];
4252 } }
4253
4254 - (void) addTokenHost:(NSString *)host {
4255 @synchronized (HostConfig_) {
4256     [TokenHosts_ addObject:host];
4257 } }
4258
4259 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4260 @synchronized (HostConfig_) {
4261     if (scheme != (id) [WebUndefined undefined])
4262         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4263
4264     [PipelinedHosts_ addObject:host];
4265 } }
4266
4267 - (void) popViewController:(NSNumber *)value {
4268     if (value == (id) [WebUndefined undefined])
4269         value = [NSNumber numberWithBool:YES];
4270     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4271 }
4272
4273 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4274     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4275
4276     for (NSString *section in sections)
4277         [array addObject:section];
4278
4279     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4280         @"deb", @"Type",
4281         href, @"URI",
4282         distribution, @"Distribution",
4283         array, @"Sections",
4284     nil] waitUntilDone:NO];
4285 }
4286
4287 - (void) addTrivialSource:(NSString *)href {
4288     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4289 }
4290
4291 - (void) refreshSources {
4292     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4293 }
4294
4295 - (void) saveConfig {
4296     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4297 }
4298
4299 - (NSArray *) getAllSources {
4300     return [[Database sharedInstance] sources];
4301 }
4302
4303 - (NSArray *) getInstalledPackages {
4304     Database *database([Database sharedInstance]);
4305 @synchronized (database) {
4306     NSArray *packages([database packages]);
4307     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4308     for (Package *package in packages)
4309         if (![package uninstalled])
4310             [installed addObject:package];
4311     return installed;
4312 } }
4313
4314 - (Package *) getPackageById:(NSString *)id {
4315     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4316         [package parse];
4317         return package;
4318     } else
4319         return (Package *) [NSNull null];
4320 }
4321
4322 - (NSString *) getLocaleIdentifier {
4323     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4324 }
4325
4326 - (NSArray *) getPreferredLanguages {
4327     return Languages_;
4328 }
4329
4330 - (NSArray *) statfs:(NSString *)path {
4331     struct statfs stat;
4332
4333     if (path == nil || statfs([path UTF8String], &stat) == -1)
4334         return nil;
4335
4336     return [NSArray arrayWithObjects:
4337         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4338         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4339         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4340     nil];
4341 }
4342
4343 - (NSNumber *) du:(NSString *)path {
4344     NSNumber *value(nil);
4345
4346     int fds[2];
4347     _assert(pipe(fds) != -1);
4348
4349     pid_t pid(ExecFork());
4350     if (pid == 0) {
4351         _assert(dup2(fds[1], 1) != -1);
4352         _assert(close(fds[0]) != -1);
4353         _assert(close(fds[1]) != -1);
4354         /* XXX: this should probably not use du */
4355         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4356         exit(1);
4357         _assert(false);
4358     }
4359
4360     _assert(close(fds[1]) != -1);
4361
4362     if (FILE *du = fdopen(fds[0], "r")) {
4363         char line[1024];
4364         while (fgets(line, sizeof(line), du) != NULL) {
4365             size_t length(strlen(line));
4366             while (length != 0 && line[length - 1] == '\n')
4367                 line[--length] = '\0';
4368             if (char *tab = strchr(line, '\t')) {
4369                 *tab = '\0';
4370                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4371             }
4372         }
4373
4374         fclose(du);
4375     } else _assert(close(fds[0]));
4376
4377     int status;
4378   wait:
4379     if (waitpid(pid, &status, 0) == -1)
4380         if (errno == EINTR)
4381             goto wait;
4382         else _assert(false);
4383
4384     return value;
4385 }
4386
4387 - (void) close {
4388     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4389 }
4390
4391 - (void) installPackages:(NSArray *)packages {
4392     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4393 }
4394
4395 - (NSString *) substitutePackageNames:(NSString *)message {
4396     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4397     for (size_t i(0), e([words count]); i != e; ++i) {
4398         NSString *word([words objectAtIndex:i]);
4399         if (Package *package = [[Database sharedInstance] packageWithName:word])
4400             [words replaceObjectAtIndex:i withObject:[package name]];
4401     }
4402
4403     return [words componentsJoinedByString:@" "];
4404 }
4405
4406 - (void) removeButton {
4407     [indirect_ removeButton];
4408 }
4409
4410 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4411     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4412 }
4413
4414 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4415     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4416 }
4417
4418 - (void) setBadgeValue:(id)value {
4419     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4420 }
4421
4422 - (void) setAllowsNavigationAction:(NSString *)value {
4423     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4424 }
4425
4426 - (void) setHidesBackButton:(NSString *)value {
4427     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4428 }
4429
4430 - (void) setHidesNavigationBar:(NSString *)value {
4431     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4432 }
4433
4434 - (void) setNavigationBarStyle:(NSString *)value {
4435     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4436 }
4437
4438 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4439     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4440     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4441     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4442 }
4443
4444 - (void) setPasteboardString:(NSString *)value {
4445     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4446 }
4447
4448 - (void) setPasteboardURL:(NSString *)value {
4449     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4450 }
4451
4452 - (void) _setToken:(NSString *)token {
4453     Token_ = token;
4454
4455     if (token == nil)
4456         [Metadata_ removeObjectForKey:@"Token"];
4457     else
4458         [Metadata_ setObject:Token_ forKey:@"Token"];
4459
4460     Changed_ = true;
4461 }
4462
4463 - (void) setToken:(NSString *)token {
4464     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4465 }
4466
4467 - (void) scrollToBottom:(NSNumber *)animated {
4468     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4469 }
4470
4471 - (void) setViewportWidth:(float)width {
4472     [indirect_ setViewportWidthOnMainThread:width];
4473 }
4474
4475 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4476     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4477     unsigned count([arguments count]);
4478     id values[count];
4479     for (unsigned i(0); i != count; ++i)
4480         values[i] = [arguments objectAtIndex:i];
4481     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4482 }
4483
4484 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4485     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4486         value = nil;
4487     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4488         table = nil;
4489     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4490 }
4491
4492 @end
4493 /* }}} */
4494
4495 @interface NSURL (CydiaSecure)
4496 @end
4497
4498 @implementation NSURL (CydiaSecure)
4499
4500 - (bool) isCydiaSecure {
4501     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4502         return true;
4503
4504     @synchronized (HostConfig_) {
4505         if ([InsecureHosts_ containsObject:[self host]])
4506             return true;
4507     }
4508
4509     return false;
4510 }
4511
4512 @end
4513
4514 /* Cydia Browser Controller {{{ */
4515 @implementation CydiaWebViewController
4516
4517 - (NSURL *) navigationURL {
4518     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4519 }
4520
4521 + (void) initialize {
4522     Diversions_ = [NSMutableSet setWithCapacity:0];
4523 }
4524
4525 + (void) addDiversion:(Diversion *)diversion {
4526     [Diversions_ addObject:diversion];
4527 }
4528
4529 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4530     [super webView:view didClearWindowObject:window forFrame:frame];
4531
4532     WebDataSource *source([frame dataSource]);
4533     NSURLResponse *response([source response]);
4534     NSURL *url([response URL]);
4535     NSString *scheme([[url scheme] lowercaseString]);
4536
4537     bool bridged(false);
4538
4539     @synchronized (HostConfig_) {
4540         if ([scheme isEqualToString:@"file"])
4541             bridged = true;
4542         else if ([scheme isEqualToString:@"https"])
4543             if ([BridgedHosts_ containsObject:[url host]])
4544                 bridged = true;
4545     }
4546
4547     if (bridged)
4548         [window setValue:cydia_ forKey:@"cydia"];
4549 }
4550
4551 - (void) _setupMail:(MFMailComposeViewController *)controller {
4552     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4553
4554     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4555     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4556 }
4557
4558 - (NSURL *) URLWithURL:(NSURL *)url {
4559     return [Diversion divertURL:url];
4560 }
4561
4562 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4563     NSURL *url([request URL]);
4564     NSString *host([url host]);
4565
4566     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4567
4568     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4569         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4570     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4571         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4572
4573     bool token;
4574     @synchronized (HostConfig_) {
4575         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4576     }
4577
4578     if ([url isCydiaSecure] && token) {
4579         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4580             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4581     }
4582
4583     return copy;
4584 }
4585
4586 - (void) setDelegate:(id)delegate {
4587     [super setDelegate:delegate];
4588     [cydia_ setDelegate:delegate];
4589 }
4590
4591 - (NSString *) applicationNameForUserAgent {
4592     NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4593
4594     if (Safari_ != nil)
4595         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4596     if (Build_ != nil)
4597         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4598     if (Product_ != nil)
4599         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4600
4601     return application;
4602 }
4603
4604 - (id) init {
4605     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4606         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4607     } return self;
4608 }
4609
4610 @end
4611
4612 @interface AppCacheController : CydiaWebViewController {
4613 }
4614
4615 @end
4616
4617 @implementation AppCacheController
4618
4619 - (void) didReceiveMemoryWarning {
4620 }
4621
4622 @end
4623 /* }}} */
4624
4625 // CydiaScript {{{
4626 @interface NSObject (CydiaScript)
4627 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4628 @end
4629
4630 @implementation NSObject (CydiaScript)
4631
4632 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4633     return self;
4634 }
4635
4636 @end
4637
4638 @implementation NSArray (CydiaScript)
4639
4640 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4641     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4642     for (size_t i(0), e([self count]); i != e; ++i)
4643         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4644     return object;
4645 }
4646
4647 @end
4648
4649 @implementation NSDictionary (CydiaScript)
4650
4651 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4652     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4653     for (id i in self)
4654         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4655     return object;
4656 }
4657
4658 @end
4659 // }}}
4660
4661 /* Confirmation Controller {{{ */
4662 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4663     if (!iterator.end())
4664         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4665             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4666                 continue;
4667             pkgCache::PkgIterator package(dep.TargetPkg());
4668             if (package.end())
4669                 continue;
4670             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4671                 return true;
4672         }
4673
4674     return false;
4675 }
4676
4677 @protocol ConfirmationControllerDelegate
4678 - (void) cancelAndClear:(bool)clear;
4679 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4680 - (void) queue;
4681 @end
4682
4683 @interface ConfirmationController : CydiaWebViewController {
4684     _transient Database *database_;
4685
4686     _H<UIAlertView> essential_;
4687
4688     _H<NSDictionary> changes_;
4689     _H<NSMutableArray> issues_;
4690     _H<NSDictionary> sizes_;
4691
4692     BOOL substrate_;
4693 }
4694
4695 - (id) initWithDatabase:(Database *)database;
4696
4697 @end
4698
4699 @implementation ConfirmationController
4700
4701 - (void) complete {
4702     if (substrate_)
4703         RestartSubstrate_ = true;
4704     [delegate_ confirmWithNavigationController:[self navigationController]];
4705 }
4706
4707 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4708     NSString *context([alert context]);
4709
4710     if ([context isEqualToString:@"remove"]) {
4711         if (button == [alert cancelButtonIndex])
4712             [self dismissModalViewControllerAnimated:YES];
4713         else if (button == [alert firstOtherButtonIndex]) {
4714             [self complete];
4715         }
4716
4717         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4718     } else if ([context isEqualToString:@"unable"]) {
4719         [self dismissModalViewControllerAnimated:YES];
4720         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4721     } else {
4722         [super alertView:alert clickedButtonAtIndex:button];
4723     }
4724 }
4725
4726 - (void) _doContinue {
4727     [delegate_ cancelAndClear:NO];
4728     [self dismissModalViewControllerAnimated:YES];
4729 }
4730
4731 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4732     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4733     return nil;
4734 }
4735
4736 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4737     [super webView:view didClearWindowObject:window forFrame:frame];
4738
4739     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4740         (id) changes_, @"changes",
4741         (id) issues_, @"issues",
4742         (id) sizes_, @"sizes",
4743         self, @"queue",
4744     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4745 }
4746
4747 - (id) initWithDatabase:(Database *)database {
4748     if ((self = [super init]) != nil) {
4749         database_ = database;
4750
4751         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4752         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4753         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4754         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4755         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4756
4757         bool remove(false);
4758
4759         pkgCacheFile &cache([database_ cache]);
4760         NSArray *packages([database_ packages]);
4761         pkgDepCache::Policy *policy([database_ policy]);
4762
4763         issues_ = [NSMutableArray arrayWithCapacity:4];
4764
4765         for (Package *package in packages) {
4766             pkgCache::PkgIterator iterator([package iterator]);
4767             NSString *name([package id]);
4768
4769             if ([package broken]) {
4770                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4771
4772                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4773                     name, @"package",
4774                     reasons, @"reasons",
4775                 nil]];
4776
4777                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4778                 if (ver.end())
4779                     continue;
4780
4781                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4782                     pkgCache::DepIterator start;
4783                     pkgCache::DepIterator end;
4784                     dep.GlobOr(start, end); // ++dep
4785
4786                     if (!cache->IsImportantDep(end))
4787                         continue;
4788                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4789                         continue;
4790
4791                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4792
4793                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4794                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4795                         clauses, @"clauses",
4796                     nil]];
4797
4798                     _forever {
4799                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4800
4801                         pkgCache::PkgIterator target(start.TargetPkg());
4802                         if (target->ProvidesList != 0)
4803                             reason = @"missing";
4804                         else {
4805                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4806                             if (!ver.end()) {
4807                                 reason = @"installed";
4808                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4809                             } else if (!cache[target].CandidateVerIter(cache).end())
4810                                 reason = @"uninstalled";
4811                             else if (target->ProvidesList == 0)
4812                                 reason = @"uninstallable";
4813                             else
4814                                 reason = @"virtual";
4815                         }
4816
4817                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4818                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4819                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4820                         nil]);
4821
4822                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4823                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4824                             version, @"version",
4825                             reason, @"reason",
4826                             installed, @"installed",
4827                         nil]];
4828
4829                         // yes, seriously. (wtf?)
4830                         if (start == end)
4831                             break;
4832                         ++start;
4833                     }
4834                 }
4835             }
4836
4837             pkgDepCache::StateCache &state(cache[iterator]);
4838
4839             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4840
4841             if (state.NewInstall())
4842                 [installs addObject:name];
4843             // XXX: else if (state.Install())
4844             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4845                 [reinstalls addObject:name];
4846             // XXX: move before previous if
4847             else if (state.Upgrade())
4848                 [upgrades addObject:name];
4849             else if (state.Downgrade())
4850                 [downgrades addObject:name];
4851             else if (!state.Delete())
4852                 // XXX: _assert(state.Keep());
4853                 continue;
4854             else if (special_r(name))
4855                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4856                     [NSNull null], @"package",
4857                     [NSArray arrayWithObjects:
4858                         [NSDictionary dictionaryWithObjectsAndKeys:
4859                             @"Conflicts", @"relationship",
4860                             [NSArray arrayWithObjects:
4861                                 [NSDictionary dictionaryWithObjectsAndKeys:
4862                                     name, @"package",
4863                                     [NSNull null], @"version",
4864                                     @"installed", @"reason",
4865                                 nil],
4866                             nil], @"clauses",
4867                         nil],
4868                     nil], @"reasons",
4869                 nil]];
4870             else {
4871                 if ([package essential])
4872                     remove = true;
4873                 [removes addObject:name];
4874             }
4875
4876             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4877             substrate_ |= DepSubstrate(iterator.CurrentVer());
4878         }
4879
4880         if (!remove)
4881             essential_ = nil;
4882         else if (Advanced_) {
4883             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4884
4885             essential_ = [[[UIAlertView alloc]
4886                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4887                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4888                 delegate:self
4889                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4890                 otherButtonTitles:
4891                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4892                 nil
4893             ] autorelease];
4894
4895             [essential_ setContext:@"remove"];
4896         } else {
4897             essential_ = [[[UIAlertView alloc]
4898                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4899                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4900                 delegate:self
4901                 cancelButtonTitle:UCLocalize("OKAY")
4902                 otherButtonTitles:nil
4903             ] autorelease];
4904
4905             [essential_ setContext:@"unable"];
4906         }
4907
4908         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4909             installs, @"installs",
4910             reinstalls, @"reinstalls",
4911             upgrades, @"upgrades",
4912             downgrades, @"downgrades",
4913             removes, @"removes",
4914         nil];
4915
4916         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4917             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4918             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4919         nil];
4920
4921         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4922     } return self;
4923 }
4924
4925 - (UIBarButtonItem *) leftButton {
4926     return [[[UIBarButtonItem alloc]
4927         initWithTitle:UCLocalize("CANCEL")
4928         style:UIBarButtonItemStylePlain
4929         target:self
4930         action:@selector(cancelButtonClicked)
4931     ] autorelease];
4932 }
4933
4934 #if !AlwaysReload
4935 - (void) applyRightButton {
4936     if ([issues_ count] == 0 && ![self isLoading])
4937         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4938             initWithTitle:UCLocalize("CONFIRM")
4939             style:UIBarButtonItemStyleDone
4940             target:self
4941             action:@selector(confirmButtonClicked)
4942         ] autorelease]];
4943     else
4944         [[self navigationItem] setRightBarButtonItem:nil];
4945 }
4946 #endif
4947
4948 - (void) cancelButtonClicked {
4949     [self dismissModalViewControllerAnimated:YES];
4950     [delegate_ cancelAndClear:YES];
4951 }
4952
4953 #if !AlwaysReload
4954 - (void) confirmButtonClicked {
4955     if (essential_ != nil)
4956         [essential_ show];
4957     else
4958         [self complete];
4959 }
4960 #endif
4961
4962 @end
4963 /* }}} */
4964
4965 /* Progress Data {{{ */
4966 @interface CydiaProgressData : NSObject {
4967     _transient id delegate_;
4968
4969     bool running_;
4970     float percent_;
4971
4972     float current_;
4973     float total_;
4974     float speed_;
4975
4976     _H<NSMutableArray> events_;
4977     _H<NSString> title_;
4978
4979     _H<NSString> status_;
4980     _H<NSString> finish_;
4981 }
4982
4983 @end
4984
4985 @implementation CydiaProgressData
4986
4987 + (NSArray *) _attributeKeys {
4988     return [NSArray arrayWithObjects:
4989         @"current",
4990         @"events",
4991         @"finish",
4992         @"percent",
4993         @"running",
4994         @"speed",
4995         @"title",
4996         @"total",
4997     nil];
4998 }
4999
5000 - (NSArray *) attributeKeys {
5001     return [[self class] _attributeKeys];
5002 }
5003
5004 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5005     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5006 }
5007
5008 - (id) init {
5009     if ((self = [super init]) != nil) {
5010         events_ = [NSMutableArray arrayWithCapacity:32];
5011     } return self;
5012 }
5013
5014 - (void) setDelegate:(id)delegate {
5015     delegate_ = delegate;
5016 }
5017
5018 - (void) setPercent:(float)value {
5019     percent_ = value;
5020 }
5021
5022 - (NSNumber *) percent {
5023     return [NSNumber numberWithFloat:percent_];
5024 }
5025
5026 - (void) setCurrent:(float)value {
5027     current_ = value;
5028 }
5029
5030 - (NSNumber *) current {
5031     return [NSNumber numberWithFloat:current_];
5032 }
5033
5034 - (void) setTotal:(float)value {
5035     total_ = value;
5036 }
5037
5038 - (NSNumber *) total {
5039     return [NSNumber numberWithFloat:total_];
5040 }
5041
5042 - (void) setSpeed:(float)value {
5043     speed_ = value;
5044 }
5045
5046 - (NSNumber *) speed {
5047     return [NSNumber numberWithFloat:speed_];
5048 }
5049
5050 - (NSArray *) events {
5051     return events_;
5052 }
5053
5054 - (void) removeAllEvents {
5055     [events_ removeAllObjects];
5056 }
5057
5058 - (void) addEvent:(CydiaProgressEvent *)event {
5059     [events_ addObject:event];
5060 }
5061
5062 - (void) setTitle:(NSString *)text {
5063     title_ = text;
5064 }
5065
5066 - (NSString *) title {
5067     return title_;
5068 }
5069
5070 - (void) setFinish:(NSString *)text {
5071     finish_ = text;
5072 }
5073
5074 - (NSString *) finish {
5075     return (id) finish_ ?: [NSNull null];
5076 }
5077
5078 - (void) setRunning:(bool)running {
5079     running_ = running;
5080 }
5081
5082 - (NSNumber *) running {
5083     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5084 }
5085
5086 @end
5087 /* }}} */
5088 /* Progress Controller {{{ */
5089 @interface ProgressController : CydiaWebViewController <
5090     ProgressDelegate
5091 > {
5092     _transient Database *database_;
5093     _H<CydiaProgressData, 1> progress_;
5094     unsigned cancel_;
5095 }
5096
5097 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5098
5099 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5100
5101 - (void) setTitle:(NSString *)title;
5102 - (void) setCancellable:(bool)cancellable;
5103
5104 @end
5105
5106 @implementation ProgressController
5107
5108 - (void) dealloc {
5109     [database_ setProgressDelegate:nil];
5110     [super dealloc];
5111 }
5112
5113 - (UIBarButtonItem *) leftButton {
5114     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5115         initWithTitle:UCLocalize("CANCEL")
5116         style:UIBarButtonItemStylePlain
5117         target:self
5118         action:@selector(cancel)
5119     ] autorelease] : nil;
5120 }
5121
5122 - (void) updateCancel {
5123     [super applyLeftButton];
5124 }
5125
5126 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5127     if ((self = [super init]) != nil) {
5128         database_ = database;
5129         delegate_ = delegate;
5130
5131         [database_ setProgressDelegate:self];
5132
5133         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5134         [progress_ setDelegate:self];
5135
5136         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5137
5138         [scroller_ setBackgroundColor:[UIColor blackColor]];
5139
5140         [[self navigationItem] setHidesBackButton:YES];
5141
5142         [self updateCancel];
5143     } return self;
5144 }
5145
5146 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5147     [super webView:view didClearWindowObject:window forFrame:frame];
5148     [window setValue:progress_ forKey:@"cydiaProgress"];
5149 }
5150
5151 - (void) updateProgress {
5152     [self dispatchEvent:@"CydiaProgressUpdate"];
5153 }
5154
5155 - (void) viewWillAppear:(BOOL)animated {
5156     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5157     [super viewWillAppear:animated];
5158 }
5159
5160 - (void) close {
5161     UpdateExternalStatus(0);
5162
5163     if (Finish_ > 1)
5164         [delegate_ saveState];
5165
5166     switch (Finish_) {
5167         case 0:
5168             [delegate_ returnToCydia];
5169         break;
5170
5171         case 1:
5172             [delegate_ terminateWithSuccess];
5173             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5174                 [delegate_ suspendWithAnimation:YES];
5175             else
5176                 [delegate_ suspend];*/
5177         break;
5178
5179         case 2:
5180             _trace();
5181             goto reload;
5182
5183         case 3:
5184             _trace();
5185             goto reload;
5186
5187         reload:
5188             system("/usr/bin/sbreload");
5189             _trace();
5190         break;
5191
5192         case 4:
5193             _trace();
5194             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5195                 SBReboot(SBSSpringBoardServerPort());
5196             else
5197                 reboot2(RB_AUTOBOOT);
5198         break;
5199     }
5200
5201     [super close];
5202 }
5203
5204 - (void) setTitle:(NSString *)title {
5205     [progress_ setTitle:title];
5206     [self updateProgress];
5207 }
5208
5209 - (UIBarButtonItem *) rightButton {
5210     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5211         initWithTitle:UCLocalize("CLOSE")
5212         style:UIBarButtonItemStylePlain
5213         target:self
5214         action:@selector(close)
5215     ] autorelease];
5216 }
5217
5218 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5219     UpdateExternalStatus(1);
5220
5221     [progress_ setRunning:true];
5222     [self setTitle:title];
5223     // implicit updateProgress
5224
5225     SHA1SumValue notifyconf; {
5226         FileFd file;
5227         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5228             _error->Discard();
5229         else {
5230             MMap mmap(file, MMap::ReadOnly);
5231             SHA1Summation sha1;
5232             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5233             notifyconf = sha1.Result();
5234         }
5235     }
5236
5237     SHA1SumValue springlist; {
5238         FileFd file;
5239         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5240             _error->Discard();
5241         else {
5242             MMap mmap(file, MMap::ReadOnly);
5243             SHA1Summation sha1;
5244             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5245             springlist = sha1.Result();
5246         }
5247     }
5248
5249     if (invocation != nil) {
5250         [invocation yieldToSelector:@selector(invoke)];
5251         [self setTitle:@"COMPLETE"];
5252     }
5253
5254     if (Finish_ < 4) {
5255         FileFd file;
5256         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5257             _error->Discard();
5258         else {
5259             MMap mmap(file, MMap::ReadOnly);
5260             SHA1Summation sha1;
5261             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5262             if (!(notifyconf == sha1.Result()))
5263                 Finish_ = 4;
5264         }
5265     }
5266
5267     if (Finish_ < 3) {
5268         FileFd file;
5269         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5270             _error->Discard();
5271         else {
5272             MMap mmap(file, MMap::ReadOnly);
5273             SHA1Summation sha1;
5274             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5275             if (!(springlist == sha1.Result()))
5276                 Finish_ = 3;
5277         }
5278     }
5279
5280     if (Finish_ < 2) {
5281         if (RestartSubstrate_)
5282             Finish_ = 2;
5283     }
5284
5285     RestartSubstrate_ = false;
5286
5287     switch (Finish_) {
5288         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5289         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5290         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5291         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5292         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5293     }
5294
5295     _trace();
5296     system("su -c /usr/bin/uicache mobile");
5297     _trace();
5298
5299     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5300
5301     [progress_ setRunning:false];
5302     [self updateProgress];
5303
5304     [self applyRightButton];
5305 }
5306
5307 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5308     [progress_ addEvent:event];
5309     [self updateProgress];
5310 }
5311
5312 - (bool) isProgressCancelled {
5313     return cancel_ == 2;
5314 }
5315
5316 - (void) cancel {
5317     cancel_ = 2;
5318     [self updateCancel];
5319 }
5320
5321 - (void) setCancellable:(bool)cancellable {
5322     unsigned cancel(cancel_);
5323
5324     if (!cancellable)
5325         cancel_ = 0;
5326     else if (cancel_ == 0)
5327         cancel_ = 1;
5328
5329     if (cancel != cancel_)
5330         [self updateCancel];
5331 }
5332
5333 - (void) setProgressCancellable:(NSNumber *)cancellable {
5334     [self setCancellable:[cancellable boolValue]];
5335 }
5336
5337 - (void) setProgressPercent:(NSNumber *)percent {
5338     [progress_ setPercent:[percent floatValue]];
5339     [self updateProgress];
5340 }
5341
5342 - (void) setProgressStatus:(NSDictionary *)status {
5343     if (status == nil) {
5344         [progress_ setCurrent:0];
5345         [progress_ setTotal:0];
5346         [progress_ setSpeed:0];
5347     } else {
5348         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5349
5350         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5351         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5352         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5353     }
5354
5355     [self updateProgress];
5356 }
5357
5358 @end
5359 /* }}} */
5360
5361 /* Package Cell {{{ */
5362 @interface PackageCell : CyteTableViewCell <
5363     CyteTableViewCellDelegate
5364 > {
5365     _H<UIImage> icon_;
5366     _H<NSString> name_;
5367     _H<NSString> description_;
5368     bool commercial_;
5369     _H<NSString> source_;
5370     _H<UIImage> badge_;
5371     _H<UIImage> placard_;
5372     bool summarized_;
5373 }
5374
5375 - (PackageCell *) init;
5376 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5377
5378 - (void) drawContentRect:(CGRect)rect;
5379
5380 @end
5381
5382 @implementation PackageCell
5383
5384 - (PackageCell *) init {
5385     CGRect frame(CGRectMake(0, 0, 320, 74));
5386     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5387         UIView *content([self contentView]);
5388         CGRect bounds([content bounds]);
5389
5390         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5391         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5392         [content addSubview:content_];
5393
5394         [content_ setDelegate:self];
5395         [content_ setOpaque:YES];
5396     } return self;
5397 }
5398
5399 - (NSString *) accessibilityLabel {
5400     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5401 }
5402
5403 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5404     summarized_ = summary;
5405
5406     icon_ = nil;
5407     name_ = nil;
5408     description_ = nil;
5409     source_ = nil;
5410     badge_ = nil;
5411     placard_ = nil;
5412
5413     if (package == nil)
5414         [content_ setBackgroundColor:[UIColor whiteColor]];
5415     else {
5416         [package parse];
5417
5418         Source *source = [package source];
5419
5420         icon_ = [package icon];
5421
5422         if (NSString *name = [package name])
5423             name_ = [NSString stringWithString:name];
5424
5425         NSString *description(nil);
5426
5427         if (description == nil && IsWildcat_)
5428             description = [package longDescription];
5429         if (description == nil)
5430             description = [package shortDescription];
5431
5432         if (description != nil)
5433             description_ = [NSString stringWithString:description];
5434
5435         commercial_ = [package isCommercial];
5436
5437         NSString *label = nil;
5438         bool trusted = false;
5439
5440         if (source != nil) {
5441             label = [source label];
5442             trusted = [source trusted];
5443         } else if ([[package id] isEqualToString:@"firmware"])
5444             label = UCLocalize("APPLE");
5445         else
5446             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5447
5448         NSString *from(label);
5449
5450         NSString *section = [package simpleSection];
5451         if (section != nil && ![section isEqualToString:label]) {
5452             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5453             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5454         }
5455
5456         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5457
5458         if (NSString *purpose = [package primaryPurpose])
5459             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5460
5461         UIColor *color;
5462         NSString *placard;
5463
5464         if (NSString *mode = [package mode]) {
5465             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5466                 color = RemovingColor_;
5467                 //placard = @"removing";
5468             } else {
5469                 color = InstallingColor_;
5470                 //placard = @"installing";
5471             }
5472
5473             // XXX: the removing/installing placards are not @2x
5474             placard = nil;
5475         } else {
5476             color = [UIColor whiteColor];
5477
5478             if ([package installed] != nil)
5479                 placard = @"installed";
5480             else
5481                 placard = nil;
5482         }
5483
5484         [content_ setBackgroundColor:color];
5485
5486         if (placard != nil)
5487             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5488     }
5489
5490     [self setNeedsDisplay];
5491     [content_ setNeedsDisplay];
5492 }
5493
5494 - (void) drawSummaryContentRect:(CGRect)rect {
5495     bool highlighted(highlighted_);
5496     float width([self bounds].size.width);
5497
5498     if (icon_ != nil) {
5499         CGRect rect;
5500         rect.size = [(UIImage *) icon_ size];
5501
5502         rect.size.width /= 4;
5503         rect.size.height /= 4;
5504
5505         rect.origin.x = 14 - rect.size.width / 4;
5506         rect.origin.y = 14 - rect.size.height / 4;
5507
5508         [icon_ drawInRect:rect];
5509     }
5510
5511     if (badge_ != nil) {
5512         CGRect rect;
5513         rect.size = [(UIImage *) badge_ size];
5514
5515         rect.size.width /= 4;
5516         rect.size.height /= 4;
5517
5518         rect.origin.x = 20 - rect.size.width / 4;
5519         rect.origin.y = 20 - rect.size.height / 4;
5520
5521         [badge_ drawInRect:rect];
5522     }
5523
5524     if (highlighted)
5525         UISetColor(White_);
5526
5527     if (!highlighted)
5528         UISetColor(commercial_ ? Purple_ : Black_);
5529     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5530
5531     if (placard_ != nil)
5532         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5533 }
5534
5535 - (void) drawNormalContentRect:(CGRect)rect {
5536     bool highlighted(highlighted_);
5537     float width([self bounds].size.width);
5538
5539     if (icon_ != nil) {
5540         CGRect rect;
5541         rect.size = [(UIImage *) icon_ size];
5542
5543         rect.size.width /= 2;
5544         rect.size.height /= 2;
5545
5546         rect.origin.x = 25 - rect.size.width / 2;
5547         rect.origin.y = 25 - rect.size.height / 2;
5548
5549         [icon_ drawInRect:rect];
5550     }
5551
5552     if (badge_ != nil) {
5553         CGRect rect;
5554         rect.size = [(UIImage *) badge_ size];
5555
5556         rect.size.width /= 2;
5557         rect.size.height /= 2;
5558
5559         rect.origin.x = 36 - rect.size.width / 2;
5560         rect.origin.y = 36 - rect.size.height / 2;
5561
5562         [badge_ drawInRect:rect];
5563     }
5564
5565     if (highlighted)
5566         UISetColor(White_);
5567
5568     if (!highlighted)
5569         UISetColor(commercial_ ? Purple_ : Black_);
5570     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5571     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5572
5573     if (!highlighted)
5574         UISetColor(commercial_ ? Purplish_ : Gray_);
5575     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5576
5577     if (placard_ != nil)
5578         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5579 }
5580
5581 - (void) drawContentRect:(CGRect)rect {
5582     if (summarized_)
5583         [self drawSummaryContentRect:rect];
5584     else
5585         [self drawNormalContentRect:rect];
5586 }
5587
5588 @end
5589 /* }}} */
5590 /* Section Cell {{{ */
5591 @interface SectionCell : CyteTableViewCell <
5592     CyteTableViewCellDelegate
5593 > {
5594     _H<NSString> basic_;
5595     _H<NSString> section_;
5596     _H<NSString> name_;
5597     _H<NSString> count_;
5598     _H<UIImage> icon_;
5599     _H<UISwitch> switch_;
5600     BOOL editing_;
5601 }
5602
5603 - (void) setSection:(Section *)section editing:(BOOL)editing;
5604
5605 @end
5606
5607 @implementation SectionCell
5608
5609 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5610     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5611         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5612         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5613         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5614
5615         UIView *content([self contentView]);
5616         CGRect bounds([content bounds]);
5617
5618         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5619         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5620         [content addSubview:content_];
5621         [content_ setBackgroundColor:[UIColor whiteColor]];
5622
5623         [content_ setDelegate:self];
5624     } return self;
5625 }
5626
5627 - (void) onSwitch:(id)sender {
5628     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5629     if (metadata == nil) {
5630         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5631         [Sections_ setObject:metadata forKey:basic_];
5632     }
5633
5634     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5635     Changed_ = true;
5636 }
5637
5638 - (void) setSection:(Section *)section editing:(BOOL)editing {
5639     if (editing != editing_) {
5640         if (editing_)
5641             [switch_ removeFromSuperview];
5642         else
5643             [self addSubview:switch_];
5644         editing_ = editing;
5645     }
5646
5647     basic_ = nil;
5648     section_ = nil;
5649     name_ = nil;
5650     count_ = nil;
5651
5652     if (section == nil) {
5653         name_ = UCLocalize("ALL_PACKAGES");
5654         count_ = nil;
5655     } else {
5656         basic_ = [section name];
5657         section_ = [section localized];
5658
5659         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5660         count_ = [NSString stringWithFormat:@"%d", [section count]];
5661
5662         if (editing_)
5663             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5664     }
5665
5666     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5667     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5668
5669     [content_ setNeedsDisplay];
5670 }
5671
5672 - (void) setFrame:(CGRect)frame {
5673     [super setFrame:frame];
5674
5675     CGRect rect([switch_ frame]);
5676     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5677 }
5678
5679 - (NSString *) accessibilityLabel {
5680     return name_;
5681 }
5682
5683 - (void) drawContentRect:(CGRect)rect {
5684     bool highlighted(highlighted_ && !editing_);
5685
5686     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5687
5688     if (highlighted)
5689         UISetColor(White_);
5690
5691     float width(rect.size.width);
5692     if (editing_)
5693         width -= 87;
5694
5695     if (!highlighted)
5696         UISetColor(Black_);
5697     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5698
5699     CGSize size = [count_ sizeWithFont:Font14_];
5700
5701     UISetColor(White_);
5702     if (count_ != nil)
5703         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5704 }
5705
5706 @end
5707 /* }}} */
5708
5709 /* File Table {{{ */
5710 @interface FileTable : CyteViewController <
5711     UITableViewDataSource,
5712     UITableViewDelegate
5713 > {
5714     _transient Database *database_;
5715     _H<Package> package_;
5716     _H<NSString> name_;
5717     _H<NSMutableArray> files_;
5718     _H<UITableView, 2> list_;
5719 }
5720
5721 - (id) initWithDatabase:(Database *)database;
5722 - (void) setPackage:(Package *)package;
5723
5724 @end
5725
5726 @implementation FileTable
5727
5728 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5729     return files_ == nil ? 0 : [files_ count];
5730 }
5731
5732 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5733     return 24.0f;
5734 }*/
5735
5736 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5737     static NSString *reuseIdentifier = @"Cell";
5738
5739     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5740     if (cell == nil) {
5741         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5742         [cell setFont:[UIFont systemFontOfSize:16]];
5743     }
5744     [cell setText:[files_ objectAtIndex:indexPath.row]];
5745     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5746
5747     return cell;
5748 }
5749
5750 - (NSURL *) navigationURL {
5751     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5752 }
5753
5754 - (void) loadView {
5755     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5756
5757     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5758     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5759     [list_ setRowHeight:24.0f];
5760     [(UITableView *) list_ setDataSource:self];
5761     [list_ setDelegate:self];
5762     [[self view] addSubview:list_];
5763 }
5764
5765 - (void) viewDidLoad {
5766     [super viewDidLoad];
5767
5768     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5769 }
5770
5771 - (void) releaseSubviews {
5772     list_ = nil;
5773
5774     package_ = nil;
5775     files_ = nil;
5776
5777     [super releaseSubviews];
5778 }
5779
5780 - (id) initWithDatabase:(Database *)database {
5781     if ((self = [super init]) != nil) {
5782         database_ = database;
5783     } return self;
5784 }
5785
5786 - (void) setPackage:(Package *)package {
5787     package_ = nil;
5788     name_ = nil;
5789
5790     files_ = [NSMutableArray arrayWithCapacity:32];
5791
5792     if (package != nil) {
5793         package_ = package;
5794         name_ = [package id];
5795
5796         if (NSArray *files = [package files])
5797             [files_ addObjectsFromArray:files];
5798
5799         if ([files_ count] != 0) {
5800             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5801                 [files_ removeObjectAtIndex:0];
5802             [files_ sortUsingSelector:@selector(compareByPath:)];
5803
5804             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5805             [stack addObject:@"/"];
5806
5807             for (int i(0), e([files_ count]); i != e; ++i) {
5808                 NSString *file = [files_ objectAtIndex:i];
5809                 while (![file hasPrefix:[stack lastObject]])
5810                     [stack removeLastObject];
5811                 NSString *directory = [stack lastObject];
5812                 [stack addObject:[file stringByAppendingString:@"/"]];
5813                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5814                     ([stack count] - 2) * 3, "",
5815                     [file substringFromIndex:[directory length]]
5816                 ]];
5817             }
5818         }
5819     }
5820
5821     [list_ reloadData];
5822 }
5823
5824 - (void) reloadData {
5825     [super reloadData];
5826
5827     [self setPackage:[database_ packageWithName:name_]];
5828 }
5829
5830 @end
5831 /* }}} */
5832 /* Package Controller {{{ */
5833 @interface CYPackageController : CydiaWebViewController <
5834     UIActionSheetDelegate
5835 > {
5836     _transient Database *database_;
5837     _H<Package> package_;
5838     _H<NSString> name_;
5839     bool commercial_;
5840     _H<NSMutableArray> buttons_;
5841     _H<UIBarButtonItem> button_;
5842 }
5843
5844 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5845
5846 @end
5847
5848 @implementation CYPackageController
5849
5850 - (NSURL *) navigationURL {
5851     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5852 }
5853
5854 /* XXX: this is not safe at all... localization of /fail/ */
5855 - (void) _clickButtonWithName:(NSString *)name {
5856     if ([name isEqualToString:UCLocalize("CLEAR")])
5857         [delegate_ clearPackage:package_];
5858     else if ([name isEqualToString:UCLocalize("INSTALL")])
5859         [delegate_ installPackage:package_];
5860     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5861         [delegate_ installPackage:package_];
5862     else if ([name isEqualToString:UCLocalize("REMOVE")])
5863         [delegate_ removePackage:package_];
5864     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5865         [delegate_ installPackage:package_];
5866     else _assert(false);
5867 }
5868
5869 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5870     NSString *context([sheet context]);
5871
5872     if ([context isEqualToString:@"modify"]) {
5873         if (button != [sheet cancelButtonIndex]) {
5874             NSString *buttonName = [buttons_ objectAtIndex:button];
5875             [self _clickButtonWithName:buttonName];
5876         }
5877
5878         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5879     }
5880 }
5881
5882 - (bool) _allowJavaScriptPanel {
5883     return commercial_;
5884 }
5885
5886 #if !AlwaysReload
5887 - (void) _customButtonClicked {
5888     int count([buttons_ count]);
5889     if (count == 0)
5890         return;
5891
5892     if (count == 1)
5893         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5894     else {
5895         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5896         [buttons addObjectsFromArray:buttons_];
5897
5898         UIActionSheet *sheet = [[[UIActionSheet alloc]
5899             initWithTitle:nil
5900             delegate:self
5901             cancelButtonTitle:nil
5902             destructiveButtonTitle:nil
5903             otherButtonTitles:nil
5904         ] autorelease];
5905
5906         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5907         if (!IsWildcat_) {
5908            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5909            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5910         }
5911         [sheet setContext:@"modify"];
5912
5913         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5914     }
5915 }
5916
5917 // We don't want to allow non-commercial packages to do custom things to the install button,
5918 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5919 - (void) customButtonClicked {
5920     if (commercial_)
5921         [super customButtonClicked];
5922     else
5923         [self _customButtonClicked];
5924 }
5925
5926 - (void) reloadButtonClicked {
5927     // Don't reload a commerical package by tapping the loading button,
5928     // but if it's not an Install button, we should forward it on.
5929     if (![package_ uninstalled])
5930         [self _customButtonClicked];
5931 }
5932
5933 - (void) applyLoadingTitle {
5934     // Don't show "Loading" as the title. Ever.
5935 }
5936
5937 - (UIBarButtonItem *) rightButton {
5938     return button_;
5939 }
5940 #endif
5941
5942 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5943     if ((self = [super init]) != nil) {
5944         database_ = database;
5945         buttons_ = [NSMutableArray arrayWithCapacity:4];
5946         name_ = name == nil ? @"" : [NSString stringWithString:name];
5947         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5948     } return self;
5949 }
5950
5951 - (void) reloadData {
5952     [super reloadData];
5953
5954     package_ = [database_ packageWithName:name_];
5955
5956     [buttons_ removeAllObjects];
5957
5958     if (package_ != nil) {
5959         [(Package *) package_ parse];
5960
5961         commercial_ = [package_ isCommercial];
5962
5963         if ([package_ mode] != nil)
5964             [buttons_ addObject:UCLocalize("CLEAR")];
5965         if ([package_ source] == nil);
5966         else if ([package_ upgradableAndEssential:NO])
5967             [buttons_ addObject:UCLocalize("UPGRADE")];
5968         else if ([package_ uninstalled])
5969             [buttons_ addObject:UCLocalize("INSTALL")];
5970         else
5971             [buttons_ addObject:UCLocalize("REINSTALL")];
5972         if (![package_ uninstalled])
5973             [buttons_ addObject:UCLocalize("REMOVE")];
5974     }
5975
5976     NSString *title;
5977     switch ([buttons_ count]) {
5978         case 0: title = nil; break;
5979         case 1: title = [buttons_ objectAtIndex:0]; break;
5980         default: title = UCLocalize("MODIFY"); break;
5981     }
5982
5983     button_ = [[[UIBarButtonItem alloc]
5984         initWithTitle:title
5985         style:UIBarButtonItemStylePlain
5986         target:self
5987         action:@selector(customButtonClicked)
5988     ] autorelease];
5989 }
5990
5991 - (bool) isLoading {
5992     return commercial_ ? [super isLoading] : false;
5993 }
5994
5995 @end
5996 /* }}} */
5997
5998 /* Package List Controller {{{ */
5999 @interface PackageListController : CyteViewController <
6000     UITableViewDataSource,
6001     UITableViewDelegate
6002 > {
6003     _transient Database *database_;
6004     unsigned era_;
6005     _H<NSArray> packages_;
6006     _H<NSMutableArray> sections_;
6007     _H<UITableView, 2> list_;
6008     _H<NSMutableArray> index_;
6009     _H<NSMutableDictionary> indices_;
6010     _H<NSString> title_;
6011     unsigned reloading_;
6012 }
6013
6014 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6015 - (void) setDelegate:(id)delegate;
6016 - (void) resetCursor;
6017 - (void) clearData;
6018
6019 @end
6020
6021 @implementation PackageListController
6022
6023 - (bool) isSummarized {
6024     return false;
6025 }
6026
6027 - (bool) showsSections {
6028     return true;
6029 }
6030
6031 - (void) deselectWithAnimation:(BOOL)animated {
6032     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6033 }
6034
6035 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6036     CGRect base = [[self view] bounds];
6037     base.size.height -= bounds.size.height;
6038     base.origin = [list_ frame].origin;
6039
6040     [UIView beginAnimations:nil context:NULL];
6041     [UIView setAnimationBeginsFromCurrentState:YES];
6042     [UIView setAnimationCurve:curve];
6043     [UIView setAnimationDuration:duration];
6044     [list_ setFrame:base];
6045     [UIView commitAnimations];
6046 }
6047
6048 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6049     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6050 }
6051
6052 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6053     [self resizeForKeyboardBounds:bounds duration:0];
6054 }
6055
6056 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6057     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6058         *curve = UIViewAnimationCurveEaseInOut;
6059     else
6060         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6061
6062     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6063         *duration = 0.3;
6064     else
6065         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6066 }
6067
6068 - (void) keyboardWillShow:(NSNotification *)notification {
6069     CGRect bounds;
6070     CGPoint center;
6071     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6072     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6073
6074     NSTimeInterval duration;
6075     UIViewAnimationCurve curve;
6076     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6077
6078     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);
6079     UIViewController *base = self;
6080     while ([base parentViewController] != nil)
6081         base = [base parentViewController];
6082     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6083     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6084
6085     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6086         intersection.size.height += CYStatusBarHeight([self interfaceOrientation]);
6087
6088     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6089 }
6090
6091 - (void) keyboardWillHide:(NSNotification *)notification {
6092     NSTimeInterval duration;
6093     UIViewAnimationCurve curve;
6094     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6095
6096     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6097 }
6098
6099 - (void) viewWillAppear:(BOOL)animated {
6100     [super viewWillAppear:animated];
6101
6102     [self resizeForKeyboardBounds:CGRectZero];
6103     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6104     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6105 }
6106
6107 - (void) viewWillDisappear:(BOOL)animated {
6108     [super viewWillDisappear:animated];
6109
6110     [self resizeForKeyboardBounds:CGRectZero];
6111     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6112     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6113 }
6114
6115 - (void) viewDidAppear:(BOOL)animated {
6116     [super viewDidAppear:animated];
6117     [self deselectWithAnimation:animated];
6118 }
6119
6120 - (void) didSelectPackage:(Package *)package {
6121     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6122     [view setDelegate:delegate_];
6123     [[self navigationController] pushViewController:view animated:YES];
6124 }
6125
6126 #if TryIndexedCollation
6127 + (BOOL) hasIndexedCollation {
6128     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6129 }
6130 #endif
6131
6132 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6133     NSInteger count([sections_ count]);
6134     return count == 0 ? 1 : count;
6135 }
6136
6137 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6138     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6139         return nil;
6140     return [[sections_ objectAtIndex:section] name];
6141 }
6142
6143 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6144     if ([sections_ count] == 0)
6145         return 0;
6146     return [[sections_ objectAtIndex:section] count];
6147 }
6148
6149 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6150 @synchronized (database_) {
6151     if ([database_ era] != era_)
6152         return nil;
6153
6154     Section *section([sections_ objectAtIndex:[path section]]);
6155     NSInteger row([path row]);
6156     Package *package([packages_ objectAtIndex:([section row] + row)]);
6157     return [[package retain] autorelease];
6158 } }
6159
6160 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6161     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6162     if (cell == nil)
6163         cell = [[[PackageCell alloc] init] autorelease];
6164
6165     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6166     [cell setPackage:package asSummary:[self isSummarized]];
6167     return cell;
6168 }
6169
6170 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6171     Package *package([self packageAtIndexPath:path]);
6172     package = [database_ packageWithName:[package id]];
6173     [self didSelectPackage:package];
6174 }
6175
6176 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6177     if (![self showsSections])
6178         return nil;
6179
6180     return index_;
6181 }
6182
6183 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6184 #if TryIndexedCollation
6185     if ([[self class] hasIndexedCollation]) {
6186         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6187     }
6188 #endif
6189
6190     return index;
6191 }
6192
6193 - (void) updateHeight {
6194     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6195 }
6196
6197 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6198     if ((self = [super init]) != nil) {
6199         database_ = database;
6200         title_ = [title copy];
6201         [[self navigationItem] setTitle:title_];
6202     } return self;
6203 }
6204
6205 - (void) loadView {
6206     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6207
6208     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6209     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6210     [[self view] addSubview:list_];
6211
6212     // XXX: is 20 the most optimal number here?
6213     [list_ setSectionIndexMinimumDisplayRowCount:20];
6214
6215     [(UITableView *) list_ setDataSource:self];
6216     [list_ setDelegate:self];
6217
6218     [self updateHeight];
6219 }
6220
6221 - (void) releaseSubviews {
6222     list_ = nil;
6223
6224     packages_ = nil;
6225     sections_ = nil;
6226     index_ = nil;
6227     indices_ = nil;
6228
6229     [super releaseSubviews];
6230 }
6231
6232 - (void) setDelegate:(id)delegate {
6233     delegate_ = delegate;
6234 }
6235
6236 - (bool) shouldYield {
6237     return false;
6238 }
6239
6240 - (bool) shouldBlock {
6241     return false;
6242 }
6243
6244 - (NSMutableArray *) _reloadPackages {
6245 @synchronized (database_) {
6246     era_ = [database_ era];
6247     NSArray *packages([database_ packages]);
6248
6249     return [NSMutableArray arrayWithArray:packages];
6250 } }
6251
6252 - (void) _reloadData {
6253     if (reloading_ != 0) {
6254         reloading_ = 2;
6255         return;
6256     }
6257
6258     NSArray *packages;
6259
6260     if ([self shouldYield]) {
6261         do {
6262             UIProgressHUD *hud;
6263
6264             if (![self shouldBlock])
6265                 hud = nil;
6266             else {
6267                 hud = [delegate_ addProgressHUD];
6268                 [hud setText:UCLocalize("LOADING")];
6269             }
6270
6271             reloading_ = 1;
6272             packages = [self yieldToSelector:@selector(_reloadPackages)];
6273
6274             if (hud != nil)
6275                 [delegate_ removeProgressHUD:hud];
6276         } while (reloading_ == 2);
6277
6278         reloading_ = 0;
6279     } else {
6280         packages = [self _reloadPackages];
6281     }
6282
6283     packages_ = packages;
6284
6285     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6286     sections_ = [NSMutableArray arrayWithCapacity:16];
6287
6288     Section *section = nil;
6289
6290 #if TryIndexedCollation
6291     if ([[self class] hasIndexedCollation]) {
6292         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6293
6294         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6295         NSArray *titles = [collation sectionIndexTitles];
6296         int secidx = -1;
6297
6298         _profile(PackageTable$reloadData$Section)
6299             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6300                 Package *package;
6301                 int index;
6302
6303                 _profile(PackageTable$reloadData$Section$Package)
6304                     package = [packages_ objectAtIndex:offset];
6305                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6306                 _end
6307
6308                 while (secidx < index) {
6309                     secidx += 1;
6310
6311                     _profile(PackageTable$reloadData$Section$Allocate)
6312                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6313                     _end
6314
6315                     _profile(PackageTable$reloadData$Section$Add)
6316                         [sections_ addObject:section];
6317                     _end
6318                 }
6319
6320                 [section addToCount];
6321             }
6322         _end
6323     } else
6324 #endif
6325     {
6326         index_ = [NSMutableArray arrayWithCapacity:32];
6327
6328         bool sectioned([self showsSections]);
6329         if (!sectioned) {
6330             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6331             [sections_ addObject:section];
6332         }
6333
6334         _profile(PackageTable$reloadData$Section)
6335             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6336                 Package *package;
6337                 unichar index;
6338
6339                 _profile(PackageTable$reloadData$Section$Package)
6340                     package = [packages_ objectAtIndex:offset];
6341                     index = [package index];
6342                 _end
6343
6344                 if (sectioned && (section == nil || [section index] != index)) {
6345                     _profile(PackageTable$reloadData$Section$Allocate)
6346                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6347                     _end
6348
6349                     [index_ addObject:[section name]];
6350                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6351
6352                     _profile(PackageTable$reloadData$Section$Add)
6353                         [sections_ addObject:section];
6354                     _end
6355                 }
6356
6357                 [section addToCount];
6358             }
6359         _end
6360     }
6361
6362     [self updateHeight];
6363
6364     _profile(PackageTable$reloadData$List)
6365         [(UITableView *) list_ setDataSource:self];
6366         [list_ reloadData];
6367     _end
6368 }
6369
6370 - (void) reloadData {
6371     [super reloadData];
6372
6373     if ([self shouldYield])
6374         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6375     else
6376         [self _reloadData];
6377 }
6378
6379 - (void) resetCursor {
6380     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6381 }
6382
6383 - (void) clearData {
6384     [self updateHeight];
6385
6386     [list_ setDataSource:nil];
6387     [list_ reloadData];
6388
6389     [self resetCursor];
6390 }
6391
6392 @end
6393 /* }}} */
6394 /* Filtered Package List Controller {{{ */
6395 @interface FilteredPackageListController : PackageListController {
6396     SEL filter_;
6397     IMP imp_;
6398     _H<NSObject> object_;
6399 }
6400
6401 - (void) setObject:(id)object;
6402 - (void) setObject:(id)object forFilter:(SEL)filter;
6403
6404 - (SEL) filter;
6405 - (void) setFilter:(SEL)filter;
6406
6407 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6408
6409 @end
6410
6411 @implementation FilteredPackageListController
6412
6413 - (SEL) filter {
6414     return filter_;
6415 }
6416
6417 - (void) setFilter:(SEL)filter {
6418 @synchronized (self) {
6419     filter_ = filter;
6420
6421     /* XXX: this is an unsafe optimization of doomy hell */
6422     Method method(class_getInstanceMethod([Package class], filter));
6423     _assert(method != NULL);
6424     imp_ = method_getImplementation(method);
6425     _assert(imp_ != NULL);
6426 } }
6427
6428 - (void) setObject:(id)object {
6429 @synchronized (self) {
6430     object_ = object;
6431 } }
6432
6433 - (void) setObject:(id)object forFilter:(SEL)filter {
6434 @synchronized (self) {
6435     [self setFilter:filter];
6436     [self setObject:object];
6437 } }
6438
6439 - (NSMutableArray *) _reloadPackages {
6440 @synchronized (database_) {
6441     era_ = [database_ era];
6442     NSArray *packages([database_ packages]);
6443
6444     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6445
6446     IMP imp;
6447     SEL filter;
6448     _H<NSObject> object;
6449
6450     @synchronized (self) {
6451         imp = imp_;
6452         filter = filter_;
6453         object = object_;
6454     }
6455
6456     _profile(PackageTable$reloadData$Filter)
6457         for (Package *package in packages)
6458             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6459                 [filtered addObject:package];
6460     _end
6461
6462     return filtered;
6463 } }
6464
6465 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6466     if ((self = [super initWithDatabase:database title:title]) != nil) {
6467         [self setFilter:filter];
6468         [self setObject:object];
6469     } return self;
6470 }
6471
6472 @end
6473 /* }}} */
6474
6475 /* Home Controller {{{ */
6476 @interface HomeController : CydiaWebViewController {
6477 }
6478
6479 @end
6480
6481 @implementation HomeController
6482
6483 - (id) init {
6484     if ((self = [super init]) != nil) {
6485         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6486         [self reloadData];
6487     } return self;
6488 }
6489
6490 - (NSURL *) navigationURL {
6491     return [NSURL URLWithString:@"cydia://home"];
6492 }
6493
6494 - (void) didReceiveMemoryWarning {
6495 }
6496
6497 - (void) aboutButtonClicked {
6498     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6499
6500     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6501     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6502     [alert setCancelButtonIndex:0];
6503
6504     [alert setMessage:
6505         @"Copyright \u00a9 2008-2011\n"
6506         "SaurikIT, LLC\n"
6507         "\n"
6508         "Jay Freeman (saurik)\n"
6509         "saurik@saurik.com\n"
6510         "http://www.saurik.com/"
6511     ];
6512
6513     [alert show];
6514 }
6515
6516 - (UIBarButtonItem *) leftButton {
6517     return [[[UIBarButtonItem alloc]
6518         initWithTitle:UCLocalize("ABOUT")
6519         style:UIBarButtonItemStylePlain
6520         target:self
6521         action:@selector(aboutButtonClicked)
6522     ] autorelease];
6523 }
6524
6525 @end
6526 /* }}} */
6527 /* Manage Controller {{{ */
6528 @interface ManageController : CydiaWebViewController {
6529 }
6530
6531 - (void) queueStatusDidChange;
6532
6533 @end
6534
6535 @implementation ManageController
6536
6537 - (id) init {
6538     if ((self = [super init]) != nil) {
6539         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6540     } return self;
6541 }
6542
6543 - (NSURL *) navigationURL {
6544     return [NSURL URLWithString:@"cydia://manage"];
6545 }
6546
6547 - (UIBarButtonItem *) leftButton {
6548     return [[[UIBarButtonItem alloc]
6549         initWithTitle:UCLocalize("SETTINGS")
6550         style:UIBarButtonItemStylePlain
6551         target:self
6552         action:@selector(settingsButtonClicked)
6553     ] autorelease];
6554 }
6555
6556 - (void) settingsButtonClicked {
6557     [delegate_ showSettings];
6558 }
6559
6560 - (void) queueButtonClicked {
6561     [delegate_ queue];
6562 }
6563
6564 - (UIBarButtonItem *) customButton {
6565     return Queuing_ ? [[[UIBarButtonItem alloc]
6566         initWithTitle:UCLocalize("QUEUE")
6567         style:UIBarButtonItemStyleDone
6568         target:self
6569         action:@selector(queueButtonClicked)
6570     ] autorelease] : [super customButton];
6571 }
6572
6573 - (void) queueStatusDidChange {
6574     [self applyRightButton];
6575 }
6576
6577 - (bool) isLoading {
6578     return !Queuing_ && [super isLoading];
6579 }
6580
6581 @end
6582 /* }}} */
6583
6584 /* Refresh Bar {{{ */
6585 @interface RefreshBar : UINavigationBar {
6586     _H<UIProgressIndicator> indicator_;
6587     _H<UITextLabel> prompt_;
6588     _H<UIProgressBar> progress_;
6589     _H<UINavigationButton> cancel_;
6590 }
6591
6592 @end
6593
6594 @implementation RefreshBar
6595
6596 - (void) positionViews {
6597     CGRect frame = [cancel_ frame];
6598     frame.size = [cancel_ sizeThatFits:frame.size];
6599     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6600     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6601     [cancel_ setFrame:frame];
6602
6603     CGSize prgsize = {75, 100};
6604     CGRect prgrect = {{
6605         [self frame].size.width - prgsize.width - 10,
6606         ([self frame].size.height - prgsize.height) / 2
6607     } , prgsize};
6608     [progress_ setFrame:prgrect];
6609
6610     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6611     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6612     CGRect indrect = {{indoffset, indoffset}, indsize};
6613     [indicator_ setFrame:indrect];
6614
6615     CGSize prmsize = {215, indsize.height + 4};
6616     CGRect prmrect = {{
6617         indoffset * 2 + indsize.width,
6618         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6619     }, prmsize};
6620     [prompt_ setFrame:prmrect];
6621 }
6622
6623 - (void) setFrame:(CGRect)frame {
6624     [super setFrame:frame];
6625     [self positionViews];
6626 }
6627
6628 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6629     if ((self = [super initWithFrame:frame]) != nil) {
6630         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6631
6632         [self setBarStyle:UIBarStyleBlack];
6633
6634         UIBarStyle barstyle([self _barStyle:NO]);
6635         bool ugly(barstyle == UIBarStyleDefault);
6636
6637         UIProgressIndicatorStyle style = ugly ?
6638             UIProgressIndicatorStyleMediumBrown :
6639             UIProgressIndicatorStyleMediumWhite;
6640
6641         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6642         [(UIProgressIndicator *) indicator_ setStyle:style];
6643         [indicator_ startAnimation];
6644         [self addSubview:indicator_];
6645
6646         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6647         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6648         [prompt_ setBackgroundColor:[UIColor clearColor]];
6649         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6650         [self addSubview:prompt_];
6651
6652         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6653         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6654         [(UIProgressBar *) progress_ setStyle:0];
6655         [self addSubview:progress_];
6656
6657         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6658         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6659         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6660         [cancel_ setBarStyle:barstyle];
6661
6662         [self positionViews];
6663     } return self;
6664 }
6665
6666 - (void) setCancellable:(bool)cancellable {
6667     if (cancellable)
6668         [self addSubview:cancel_];
6669     else
6670         [cancel_ removeFromSuperview];
6671 }
6672
6673 - (void) start {
6674     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6675     [progress_ setProgress:0];
6676 }
6677
6678 - (void) stop {
6679     [self setCancellable:NO];
6680 }
6681
6682 - (void) setPrompt:(NSString *)prompt {
6683     [prompt_ setText:prompt];
6684 }
6685
6686 - (void) setProgress:(float)progress {
6687     [progress_ setProgress:progress];
6688 }
6689
6690 @end
6691 /* }}} */
6692
6693 /* Cydia Navigation Controller Interface {{{ */
6694 @interface UINavigationController (Cydia)
6695
6696 - (NSArray *) navigationURLCollection;
6697 - (void) unloadData;
6698
6699 @end
6700 /* }}} */
6701
6702 /* Cydia Tab Bar Controller {{{ */
6703 @interface CYTabBarController : UITabBarController <
6704     UITabBarControllerDelegate,
6705     ProgressDelegate
6706 > {
6707     _transient Database *database_;
6708     _H<RefreshBar, 1> refreshbar_;
6709
6710     bool dropped_;
6711     bool updating_;
6712     // XXX: ok, "updatedelegate_"?...
6713     _transient NSObject<CydiaDelegate> *updatedelegate_;
6714
6715     _H<UIViewController> remembered_;
6716     _transient UIViewController *transient_;
6717 }
6718
6719 - (NSArray *) navigationURLCollection;
6720 - (void) dropBar:(BOOL)animated;
6721 - (void) beginUpdate;
6722 - (void) raiseBar:(BOOL)animated;
6723 - (BOOL) updating;
6724 - (void) unloadData;
6725
6726 @end
6727
6728 @implementation CYTabBarController
6729
6730 - (void) setUnselectedViewController:(UIViewController *)transient {
6731     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6732     if (transient != nil) {
6733         if (transient_ == nil)
6734             remembered_ = [controllers objectAtIndex:0];
6735         transient_ = transient;
6736         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6737         [controllers replaceObjectAtIndex:0 withObject:transient_];
6738         [self setSelectedIndex:0];
6739         [self setViewControllers:controllers];
6740         [self concealTabBarSelection];
6741     } else if (remembered_ != nil) {
6742         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6743         transient_ = transient;
6744         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6745         remembered_ = nil;
6746         [self setViewControllers:controllers];
6747         [self revealTabBarSelection];
6748     }
6749 }
6750
6751 - (UIViewController *) unselectedViewController {
6752     return transient_;
6753 }
6754
6755 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6756     if ([self unselectedViewController])
6757         [self setUnselectedViewController:nil];
6758 }
6759
6760 - (NSArray *) navigationURLCollection {
6761     NSMutableArray *items([NSMutableArray array]);
6762
6763     // XXX: Should this deal with transient view controllers?
6764     for (id navigation in [self viewControllers]) {
6765         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6766         if (stack != nil)
6767             [items addObject:stack];
6768     }
6769
6770     return items;
6771 }
6772
6773 - (void) unloadData {
6774     [super unloadData];
6775
6776     for (UINavigationController *controller in [self viewControllers])
6777         [controller unloadData];
6778
6779     if (UIViewController *selected = [self selectedViewController])
6780         [selected reloadData];
6781
6782     if (UIViewController *unselected = [self unselectedViewController]) {
6783         [unselected unloadData];
6784         [unselected reloadData];
6785     }
6786 }
6787
6788 - (void) dealloc {
6789     [[NSNotificationCenter defaultCenter] removeObserver:self];
6790
6791     [super dealloc];
6792 }
6793
6794 - (id) initWithDatabase:(Database *)database {
6795     if ((self = [super init]) != nil) {
6796         database_ = database;
6797         [self setDelegate:self];
6798
6799         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6800         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6801
6802         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6803     } return self;
6804 }
6805
6806 - (void) setUpdate:(NSDate *)date {
6807     [self beginUpdate];
6808 }
6809
6810 - (void) beginUpdate {
6811     [(RefreshBar *) refreshbar_ start];
6812     [self dropBar:YES];
6813
6814     [updatedelegate_ retainNetworkActivityIndicator];
6815     updating_ = true;
6816
6817     [NSThread
6818         detachNewThreadSelector:@selector(performUpdate)
6819         toTarget:self
6820         withObject:nil
6821     ];
6822 }
6823
6824 - (void) performUpdate {
6825     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6826
6827     Status status;
6828     status.setDelegate(self);
6829     [database_ updateWithStatus:status];
6830
6831     [self
6832         performSelectorOnMainThread:@selector(completeUpdate)
6833         withObject:nil
6834         waitUntilDone:NO
6835     ];
6836
6837     [pool release];
6838 }
6839
6840 - (void) stopUpdateWithSelector:(SEL)selector {
6841     updating_ = false;
6842     [updatedelegate_ releaseNetworkActivityIndicator];
6843
6844     [self raiseBar:YES];
6845     [refreshbar_ stop];
6846
6847     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6848 }
6849
6850 - (void) completeUpdate {
6851     if (!updating_)
6852         return;
6853     [self stopUpdateWithSelector:@selector(reloadData)];
6854 }
6855
6856 - (void) cancelUpdate {
6857     [self stopUpdateWithSelector:@selector(updateData)];
6858 }
6859
6860 - (void) cancelPressed {
6861     [self cancelUpdate];
6862 }
6863
6864 - (BOOL) updating {
6865     return updating_;
6866 }
6867
6868 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6869     [refreshbar_ setPrompt:[event compoundMessage]];
6870 }
6871
6872 - (bool) isProgressCancelled {
6873     return !updating_;
6874 }
6875
6876 - (void) setProgressCancellable:(NSNumber *)cancellable {
6877     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6878 }
6879
6880 - (void) setProgressPercent:(NSNumber *)percent {
6881     [refreshbar_ setProgress:[percent floatValue]];
6882 }
6883
6884 - (void) setProgressStatus:(NSDictionary *)status {
6885     if (status != nil)
6886         [self setProgressPercent:[status objectForKey:@"Percent"]];
6887 }
6888
6889 - (void) setUpdateDelegate:(id)delegate {
6890     updatedelegate_ = delegate;
6891 }
6892
6893 - (UIView *) transitionView {
6894     if ([self respondsToSelector:@selector(_transitionView)])
6895         return [self _transitionView];
6896     else
6897         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6898 }
6899
6900 - (void) dropBar:(BOOL)animated {
6901     if (dropped_)
6902         return;
6903     dropped_ = true;
6904
6905     UIView *transition([self transitionView]);
6906     [[self view] addSubview:refreshbar_];
6907
6908     CGRect barframe([refreshbar_ frame]);
6909
6910     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6911         barframe.origin.y = CYStatusBarHeight([self interfaceOrientation]);
6912     else
6913         barframe.origin.y = 0;
6914
6915     [refreshbar_ setFrame:barframe];
6916
6917     if (animated)
6918         [UIView beginAnimations:nil context:NULL];
6919
6920     CGRect viewframe = [transition frame];
6921     viewframe.origin.y += barframe.size.height;
6922     viewframe.size.height -= barframe.size.height;
6923     [transition setFrame:viewframe];
6924
6925     if (animated)
6926         [UIView commitAnimations];
6927
6928     // Ensure bar has the proper width for our view, it might have changed
6929     barframe.size.width = viewframe.size.width;
6930     [refreshbar_ setFrame:barframe];
6931 }
6932
6933 - (void) raiseBar:(BOOL)animated {
6934     if (!dropped_)
6935         return;
6936     dropped_ = false;
6937
6938     UIView *transition([self transitionView]);
6939     [refreshbar_ removeFromSuperview];
6940
6941     CGRect barframe([refreshbar_ frame]);
6942
6943     if (animated)
6944         [UIView beginAnimations:nil context:NULL];
6945
6946     CGRect viewframe = [transition frame];
6947     viewframe.origin.y -= barframe.size.height;
6948     viewframe.size.height += barframe.size.height;
6949     [transition setFrame:viewframe];
6950
6951     if (animated)
6952         [UIView commitAnimations];
6953 }
6954
6955 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6956     bool dropped(dropped_);
6957
6958     if (dropped)
6959         [self raiseBar:NO];
6960
6961     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6962
6963     if (dropped)
6964         [self dropBar:NO];
6965 }
6966
6967 - (void) statusBarFrameChanged:(NSNotification *)notification {
6968     if (dropped_) {
6969         [self raiseBar:NO];
6970         [self dropBar:NO];
6971     }
6972 }
6973
6974 @end
6975 /* }}} */
6976
6977 /* Cydia Navigation Controller Implementation {{{ */
6978 @implementation UINavigationController (Cydia)
6979
6980 - (NSArray *) navigationURLCollection {
6981     NSMutableArray *stack([NSMutableArray array]);
6982
6983     for (CyteViewController *controller in [self viewControllers]) {
6984         NSString *url = [[controller navigationURL] absoluteString];
6985         if (url != nil)
6986             [stack addObject:url];
6987     }
6988
6989     return stack;
6990 }
6991
6992 - (void) reloadData {
6993     [super reloadData];
6994
6995     UIViewController *visible([self visibleViewController]);
6996     if (visible != nil)
6997         [visible reloadData];
6998
6999     // on the iPad, this view controller is ALSO visible. :(
7000     if (IsWildcat_)
7001         if (UIViewController *top = [self topViewController])
7002             if (top != visible)
7003                 [top reloadData];
7004 }
7005
7006 - (void) unloadData {
7007     for (CyteViewController *page in [self viewControllers])
7008         [page unloadData];
7009
7010     [super unloadData];
7011 }
7012
7013 @end
7014 /* }}} */
7015
7016 /* Cydia:// Protocol {{{ */
7017 @interface CydiaURLProtocol : NSURLProtocol {
7018 }
7019
7020 @end
7021
7022 @implementation CydiaURLProtocol
7023
7024 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7025     NSURL *url([request URL]);
7026     if (url == nil)
7027         return NO;
7028
7029     NSString *scheme([[url scheme] lowercaseString]);
7030     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7031         return YES;
7032     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7033         return YES;
7034
7035     return NO;
7036 }
7037
7038 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7039     return request;
7040 }
7041
7042 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7043     id<NSURLProtocolClient> client([self client]);
7044     if (icon == nil)
7045         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7046     else {
7047         NSData *data(UIImagePNGRepresentation(icon));
7048
7049         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7050         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7051         [client URLProtocol:self didLoadData:data];
7052         [client URLProtocolDidFinishLoading:self];
7053     }
7054 }
7055
7056 - (void) startLoading {
7057     id<NSURLProtocolClient> client([self client]);
7058     NSURLRequest *request([self request]);
7059
7060     NSURL *url([request URL]);
7061     NSString *href([url absoluteString]);
7062     NSString *scheme([[url scheme] lowercaseString]);
7063
7064     NSString *path;
7065
7066     if ([scheme isEqualToString:@"cydia"])
7067         path = [href substringFromIndex:8];
7068     else if ([scheme isEqualToString:@"about"])
7069         path = [href substringFromIndex:12];
7070     else _assert(false);
7071
7072     NSRange slash([path rangeOfString:@"/"]);
7073
7074     NSString *command;
7075     if (slash.location == NSNotFound) {
7076         command = path;
7077         path = nil;
7078     } else {
7079         command = [path substringToIndex:slash.location];
7080         path = [path substringFromIndex:(slash.location + 1)];
7081     }
7082
7083     Database *database([Database sharedInstance]);
7084
7085     if ([command isEqualToString:@"package-icon"]) {
7086         if (path == nil)
7087             goto fail;
7088         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7089         Package *package([database packageWithName:path]);
7090         if (package == nil)
7091             goto fail;
7092         [package parse];
7093         UIImage *icon([package icon]);
7094         [self _returnPNGWithImage:icon forRequest:request];
7095     } else if ([command isEqualToString:@"source-icon"]) {
7096         if (path == nil)
7097             goto fail;
7098         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7099         NSString *source(Simplify(path));
7100         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7101         if (icon == nil)
7102             icon = [UIImage applicationImageNamed:@"unknown.png"];
7103         [self _returnPNGWithImage:icon forRequest:request];
7104     } else if ([command isEqualToString:@"uikit-image"]) {
7105         if (path == nil)
7106             goto fail;
7107         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7108         UIImage *icon(_UIImageWithName(path));
7109         [self _returnPNGWithImage:icon forRequest:request];
7110     } else if ([command isEqualToString:@"section-icon"]) {
7111         if (path == nil)
7112             goto fail;
7113         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7114         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7115         if (icon == nil)
7116             icon = [UIImage applicationImageNamed:@"unknown.png"];
7117         [self _returnPNGWithImage:icon forRequest:request];
7118     } else fail: {
7119         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7120     }
7121 }
7122
7123 - (void) stopLoading {
7124 }
7125
7126 @end
7127 /* }}} */
7128
7129 /* Section Controller {{{ */
7130 @interface SectionController : FilteredPackageListController {
7131     _H<NSString> section_;
7132 }
7133
7134 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7135
7136 @end
7137
7138 @implementation SectionController
7139
7140 - (NSURL *) navigationURL {
7141     NSString *name = section_;
7142     if (name == nil)
7143         name = @"all";
7144
7145     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7146 }
7147
7148 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7149     NSString *title;
7150     if (name == nil)
7151         title = UCLocalize("ALL_PACKAGES");
7152     else if (![name isEqual:@""])
7153         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7154     else
7155         title = UCLocalize("NO_SECTION");
7156
7157     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7158         section_ = name;
7159     } return self;
7160 }
7161
7162 @end
7163 /* }}} */
7164 /* Sections Controller {{{ */
7165 @interface SectionsController : CyteViewController <
7166     UITableViewDataSource,
7167     UITableViewDelegate
7168 > {
7169     _transient Database *database_;
7170     _H<NSMutableArray> sections_;
7171     _H<NSMutableArray> filtered_;
7172     _H<UITableView, 2> list_;
7173 }
7174
7175 - (id) initWithDatabase:(Database *)database;
7176 - (void) editButtonClicked;
7177
7178 @end
7179
7180 @implementation SectionsController
7181
7182 - (NSURL *) navigationURL {
7183     return [NSURL URLWithString:@"cydia://sections"];
7184 }
7185
7186 - (void) updateNavigationItem {
7187     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7188     if ([sections_ count] == 0) {
7189         [[self navigationItem] setRightBarButtonItem:nil];
7190     } else {
7191         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7192             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7193             target:self
7194             action:@selector(editButtonClicked)
7195         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7196     }
7197 }
7198
7199 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7200     [super setEditing:editing animated:animated];
7201
7202     if (editing)
7203         [list_ reloadData];
7204     else
7205         [delegate_ updateData];
7206
7207     [self updateNavigationItem];
7208 }
7209
7210 - (void) viewDidAppear:(BOOL)animated {
7211     [super viewDidAppear:animated];
7212     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7213 }
7214
7215 - (void) viewWillDisappear:(BOOL)animated {
7216     [super viewWillDisappear:animated];
7217     if ([self isEditing]) [self setEditing:NO];
7218 }
7219
7220 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7221     Section *section = nil;
7222     int index = [indexPath row];
7223     if (![self isEditing]) {
7224         index -= 1;
7225         if (index >= 0)
7226             section = [filtered_ objectAtIndex:index];
7227     } else {
7228         section = [sections_ objectAtIndex:index];
7229     }
7230     return section;
7231 }
7232
7233 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7234     if ([self isEditing])
7235         return [sections_ count];
7236     else
7237         return [filtered_ count] + 1;
7238 }
7239
7240 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7241     return 45.0f;
7242 }*/
7243
7244 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7245     static NSString *reuseIdentifier = @"SectionCell";
7246
7247     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7248     if (cell == nil)
7249         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7250
7251     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7252
7253     return cell;
7254 }
7255
7256 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7257     if ([self isEditing])
7258         return;
7259
7260     Section *section = [self sectionAtIndexPath:indexPath];
7261
7262     SectionController *controller = [[[SectionController alloc]
7263         initWithDatabase:database_
7264         section:[section name]
7265     ] autorelease];
7266     [controller setDelegate:delegate_];
7267
7268     [[self navigationController] pushViewController:controller animated:YES];
7269 }
7270
7271 - (void) loadView {
7272     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7273
7274     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7275     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7276     [list_ setRowHeight:45.0f];
7277     [(UITableView *) list_ setDataSource:self];
7278     [list_ setDelegate:self];
7279     [[self view] addSubview:list_];
7280 }
7281
7282 - (void) viewDidLoad {
7283     [super viewDidLoad];
7284
7285     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7286 }
7287
7288 - (void) releaseSubviews {
7289     list_ = nil;
7290
7291     sections_ = nil;
7292     filtered_ = nil;
7293
7294     [super releaseSubviews];
7295 }
7296
7297 - (id) initWithDatabase:(Database *)database {
7298     if ((self = [super init]) != nil) {
7299         database_ = database;
7300     } return self;
7301 }
7302
7303 - (void) reloadData {
7304     [super reloadData];
7305
7306     NSArray *packages = [database_ packages];
7307
7308     sections_ = [NSMutableArray arrayWithCapacity:16];
7309     filtered_ = [NSMutableArray arrayWithCapacity:16];
7310
7311     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7312
7313     _trace();
7314     for (Package *package in packages) {
7315         NSString *name([package section]);
7316         NSString *key(name == nil ? @"" : name);
7317
7318         Section *section;
7319
7320         _profile(SectionsView$reloadData$Section)
7321             section = [sections objectForKey:key];
7322             if (section == nil) {
7323                 _profile(SectionsView$reloadData$Section$Allocate)
7324                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7325                     [sections setObject:section forKey:key];
7326                 _end
7327             }
7328         _end
7329
7330         [section addToCount];
7331
7332         _profile(SectionsView$reloadData$Filter)
7333             if (![package valid] || ![package visible])
7334                 continue;
7335         _end
7336
7337         [section addToRow];
7338     }
7339     _trace();
7340
7341     [sections_ addObjectsFromArray:[sections allValues]];
7342
7343     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7344
7345     for (Section *section in (id) sections_) {
7346         size_t count([section row]);
7347         if (count == 0)
7348             continue;
7349
7350         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7351         [section setCount:count];
7352         [filtered_ addObject:section];
7353     }
7354
7355     [self updateNavigationItem];
7356     [list_ reloadData];
7357     _trace();
7358 }
7359
7360 - (void) editButtonClicked {
7361     [self setEditing:![self isEditing] animated:YES];
7362 }
7363
7364 @end
7365 /* }}} */
7366
7367 /* Changes Controller {{{ */
7368 @interface ChangesController : CyteViewController <
7369     UITableViewDataSource,
7370     UITableViewDelegate
7371 > {
7372     _transient Database *database_;
7373     unsigned era_;
7374     _H<NSArray> packages_;
7375     _H<NSMutableArray> sections_;
7376     _H<UITableView, 2> list_;
7377     unsigned upgrades_;
7378 }
7379
7380 - (id) initWithDatabase:(Database *)database;
7381
7382 @end
7383
7384 @implementation ChangesController
7385
7386 - (NSURL *) navigationURL {
7387     return [NSURL URLWithString:@"cydia://changes"];
7388 }
7389
7390 - (void) viewDidAppear:(BOOL)animated {
7391     [super viewDidAppear:animated];
7392     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7393 }
7394
7395 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7396     NSInteger count([sections_ count]);
7397     return count == 0 ? 1 : count;
7398 }
7399
7400 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7401     if ([sections_ count] == 0)
7402         return nil;
7403     return [[sections_ objectAtIndex:section] name];
7404 }
7405
7406 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7407     if ([sections_ count] == 0)
7408         return 0;
7409     return [[sections_ objectAtIndex:section] count];
7410 }
7411
7412 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7413 @synchronized (database_) {
7414     if ([database_ era] != era_)
7415         return nil;
7416
7417     NSUInteger sectionIndex([path section]);
7418     if (sectionIndex >= [sections_ count])
7419         return nil;
7420     Section *section([sections_ objectAtIndex:sectionIndex]);
7421     NSInteger row([path row]);
7422     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7423 } }
7424
7425 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7426     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7427     if (cell == nil)
7428         cell = [[[PackageCell alloc] init] autorelease];
7429
7430     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7431     [cell setPackage:package asSummary:false];
7432     return cell;
7433 }
7434
7435 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7436     Package *package([self packageAtIndexPath:path]);
7437     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7438     [view setDelegate:delegate_];
7439     [[self navigationController] pushViewController:view animated:YES];
7440     return path;
7441 }
7442
7443 - (void) refreshButtonClicked {
7444     [delegate_ beginUpdate];
7445     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7446 }
7447
7448 - (void) upgradeButtonClicked {
7449     [delegate_ distUpgrade];
7450     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7451 }
7452
7453 - (void) loadView {
7454     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7455
7456     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7457     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7458     [list_ setRowHeight:73];
7459     [(UITableView *) list_ setDataSource:self];
7460     [list_ setDelegate:self];
7461     [[self view] addSubview:list_];
7462 }
7463
7464 - (void) viewDidLoad {
7465     [super viewDidLoad];
7466
7467     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7468 }
7469
7470 - (void) releaseSubviews {
7471     list_ = nil;
7472
7473     packages_ = nil;
7474     sections_ = nil;
7475
7476     [super releaseSubviews];
7477 }
7478
7479 - (id) initWithDatabase:(Database *)database {
7480     if ((self = [super init]) != nil) {
7481         database_ = database;
7482     } return self;
7483 }
7484
7485 - (NSMutableArray *) _reloadPackages {
7486 @synchronized (database_) {
7487     era_ = [database_ era];
7488     NSArray *packages([database_ packages]);
7489
7490     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7491
7492     _trace();
7493     _profile(ChangesController$_reloadPackages$Filter)
7494         for (Package *package in packages)
7495             if ([package upgradableAndEssential:YES] || [package visible])
7496                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7497     _end
7498     _trace();
7499     _profile(ChangesController$_reloadPackages$radixSort)
7500         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7501     _end
7502     _trace();
7503
7504     return filtered;
7505 } }
7506
7507 - (void) _reloadData {
7508     NSArray *packages;
7509
7510   reload:
7511     if (true) {
7512         UIProgressHUD *hud([delegate_ addProgressHUD]);
7513         [hud setText:UCLocalize("LOADING")];
7514         //NSLog(@"HUD:%@::%@", delegate_, hud);
7515         packages = [self yieldToSelector:@selector(_reloadPackages)];
7516         [delegate_ removeProgressHUD:hud];
7517     } else {
7518         packages = [self _reloadPackages];
7519     }
7520
7521 @synchronized (database_) {
7522     if (era_ != [database_ era])
7523         goto reload;
7524
7525     packages_ = packages;
7526     sections_ = [NSMutableArray arrayWithCapacity:16];
7527
7528     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7529     Section *ignored = nil;
7530     Section *section = nil;
7531     time_t last = 0;
7532
7533     upgrades_ = 0;
7534     bool unseens = false;
7535
7536     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7537
7538     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7539         Package *package = [packages_ objectAtIndex:offset];
7540
7541         BOOL uae = [package upgradableAndEssential:YES];
7542
7543         if (!uae) {
7544             unseens = true;
7545             time_t seen([package seen]);
7546
7547             if (section == nil || last != seen) {
7548                 last = seen;
7549
7550                 NSString *name;
7551                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7552                 [name autorelease];
7553
7554                 _profile(ChangesController$reloadData$Allocate)
7555                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7556                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7557                     [sections_ addObject:section];
7558                 _end
7559             }
7560
7561             [section addToCount];
7562         } else if ([package ignored]) {
7563             if (ignored == nil) {
7564                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7565             }
7566             [ignored addToCount];
7567         } else {
7568             ++upgrades_;
7569             [upgradable addToCount];
7570         }
7571     }
7572     _trace();
7573
7574     CFRelease(formatter);
7575
7576     if (unseens) {
7577         Section *last = [sections_ lastObject];
7578         size_t count = [last count];
7579         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7580         [sections_ removeLastObject];
7581     }
7582
7583     if ([ignored count] != 0)
7584         [sections_ insertObject:ignored atIndex:0];
7585     if (upgrades_ != 0)
7586         [sections_ insertObject:upgradable atIndex:0];
7587
7588     [list_ reloadData];
7589
7590     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7591         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7592         style:UIBarButtonItemStylePlain
7593         target:self
7594         action:@selector(upgradeButtonClicked)
7595     ] autorelease]) animated:YES];
7596
7597     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7598         initWithTitle:UCLocalize("REFRESH")
7599         style:UIBarButtonItemStylePlain
7600         target:self
7601         action:@selector(refreshButtonClicked)
7602     ] autorelease]) animated:YES];
7603
7604     PrintTimes();
7605 } }
7606
7607 - (void) reloadData {
7608     [super reloadData];
7609     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7610 }
7611
7612 @end
7613 /* }}} */
7614 /* Search Controller {{{ */
7615 @interface SearchController : FilteredPackageListController <
7616     UISearchBarDelegate
7617 > {
7618     _H<UISearchBar, 1> search_;
7619     BOOL searchloaded_;
7620 }
7621
7622 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7623 - (void) reloadData;
7624
7625 @end
7626
7627 @implementation SearchController
7628
7629 - (NSURL *) navigationURL {
7630     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7631         return [NSURL URLWithString:@"cydia://search"];
7632     else
7633         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7634 }
7635
7636 - (void) useSearch {
7637     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7638     [self clearData];
7639     [self reloadData];
7640 }
7641
7642 - (void) viewWillAppear:(BOOL)animated {
7643     [super viewWillAppear:animated];
7644
7645     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7646         [self useSearch];
7647 }
7648
7649 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7650     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7651     [self clearData];
7652     [self reloadData];
7653 }
7654
7655 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7656     [search_ resignFirstResponder];
7657     [self useSearch];
7658 }
7659
7660 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7661     [search_ setText:@""];
7662     [self searchBarButtonClicked:searchBar];
7663 }
7664
7665 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7666     [self searchBarButtonClicked:searchBar];
7667 }
7668
7669 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7670     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7671     [self reloadData];
7672 }
7673
7674 - (bool) shouldYield {
7675     return YES;
7676 }
7677
7678 - (bool) shouldBlock {
7679     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7680 }
7681
7682 - (bool) isSummarized {
7683     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7684 }
7685
7686 - (bool) showsSections {
7687     return false;
7688 }
7689
7690 - (NSMutableArray *) _reloadPackages {
7691     NSMutableArray *packages([super _reloadPackages]);
7692     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7693         [packages radixSortUsingSelector:@selector(rank)];
7694     return packages;
7695 }
7696
7697 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7698     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7699         search_ = [[[UISearchBar alloc] init] autorelease];
7700         [search_ setDelegate:self];
7701
7702         if (query != nil)
7703             [search_ setText:query];
7704     } return self;
7705 }
7706
7707 - (void) viewDidAppear:(BOOL)animated {
7708     [super viewDidAppear:animated];
7709
7710     if (!searchloaded_) {
7711         searchloaded_ = YES;
7712         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7713         [search_ layoutSubviews];
7714         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7715
7716         UITextField *textField;
7717         if ([search_ respondsToSelector:@selector(searchField)])
7718             textField = [search_ searchField];
7719         else
7720             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7721
7722         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7723         [textField setEnablesReturnKeyAutomatically:NO];
7724         [[self navigationItem] setTitleView:textField];
7725     }
7726 }
7727
7728 - (void) reloadData {
7729     id object([search_ text]);
7730     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7731         object = [object componentsSeparatedByString:@" "];
7732
7733     [self setObject:object];
7734     [self resetCursor];
7735
7736     [super reloadData];
7737 }
7738
7739 - (void) didSelectPackage:(Package *)package {
7740     [search_ resignFirstResponder];
7741     [super didSelectPackage:package];
7742 }
7743
7744 @end
7745 /* }}} */
7746 /* Package Settings Controller {{{ */
7747 @interface PackageSettingsController : CyteViewController <
7748     UITableViewDataSource,
7749     UITableViewDelegate
7750 > {
7751     _transient Database *database_;
7752     _H<NSString> name_;
7753     _H<Package> package_;
7754     _H<UITableView, 2> table_;
7755     _H<UISwitch> subscribedSwitch_;
7756     _H<UISwitch> ignoredSwitch_;
7757     _H<UITableViewCell> subscribedCell_;
7758     _H<UITableViewCell> ignoredCell_;
7759 }
7760
7761 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7762
7763 @end
7764
7765 @implementation PackageSettingsController
7766
7767 - (NSURL *) navigationURL {
7768     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7769 }
7770
7771 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7772     if (package_ == nil)
7773         return 0;
7774
7775     if ([package_ installed] == nil)
7776         return 1;
7777     else
7778         return 2;
7779 }
7780
7781 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7782     if (package_ == nil)
7783         return 0;
7784
7785     // both sections contain just one item right now.
7786     return 1;
7787 }
7788
7789 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7790     return nil;
7791 }
7792
7793 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7794     if (section == 0)
7795         return UCLocalize("SHOW_ALL_CHANGES_EX");
7796     else
7797         return UCLocalize("IGNORE_UPGRADES_EX");
7798 }
7799
7800 - (void) onSubscribed:(id)control {
7801     bool value([control isOn]);
7802     if (package_ == nil)
7803         return;
7804     if ([package_ setSubscribed:value])
7805         [delegate_ updateData];
7806 }
7807
7808 - (void) _updateIgnored {
7809     const char *package([name_ UTF8String]);
7810     bool on([ignoredSwitch_ isOn]);
7811
7812     pid_t pid(ExecFork());
7813     if (pid == 0) {
7814         FILE *dpkg(popen("dpkg --set-selections", "w"));
7815         fwrite(package, strlen(package), 1, dpkg);
7816
7817         if (on)
7818             fwrite(" hold\n", 6, 1, dpkg);
7819         else
7820             fwrite(" install\n", 9, 1, dpkg);
7821
7822         pclose(dpkg);
7823
7824         exit(0);
7825         _assert(false);
7826     }
7827
7828     _forever {
7829         int status;
7830         int result(waitpid(pid, &status, 0));
7831
7832         if (result != -1) {
7833             _assert(result == pid);
7834             break;
7835         }
7836     }
7837 }
7838
7839 - (void) onIgnored:(id)control {
7840     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7841     [invocation setTarget:self];
7842     [invocation setSelector:@selector(_updateIgnored)];
7843
7844     [delegate_ reloadDataWithInvocation:invocation];
7845 }
7846
7847 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7848     if (package_ == nil)
7849         return nil;
7850
7851     switch ([indexPath section]) {
7852         case 0: return subscribedCell_;
7853         case 1: return ignoredCell_;
7854
7855         _nodefault
7856     }
7857
7858     return nil;
7859 }
7860
7861 - (void) loadView {
7862     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7863
7864     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7865     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7866     [(UITableView *) table_ setDataSource:self];
7867     [table_ setDelegate:self];
7868     [[self view] addSubview:table_];
7869
7870     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7871     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7872     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7873
7874     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7875     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7876     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7877
7878     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7879     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7880     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7881     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7882
7883     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7884     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7885     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7886     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7887 }
7888
7889 - (void) viewDidLoad {
7890     [super viewDidLoad];
7891
7892     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7893 }
7894
7895 - (void) releaseSubviews {
7896     ignoredCell_ = nil;
7897     subscribedCell_ = nil;
7898     table_ = nil;
7899     ignoredSwitch_ = nil;
7900     subscribedSwitch_ = nil;
7901
7902     [super releaseSubviews];
7903 }
7904
7905 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7906     if ((self = [super init]) != nil) {
7907         database_ = database;
7908         name_ = package;
7909     } return self;
7910 }
7911
7912 - (void) reloadData {
7913     [super reloadData];
7914
7915     package_ = [database_ packageWithName:name_];
7916
7917     if (package_ != nil) {
7918         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7919         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7920     } // XXX: what now, G?
7921
7922     [table_ reloadData];
7923 }
7924
7925 @end
7926 /* }}} */
7927
7928 /* Installed Controller {{{ */
7929 @interface InstalledController : FilteredPackageListController {
7930     BOOL expert_;
7931 }
7932
7933 - (id) initWithDatabase:(Database *)database;
7934
7935 - (void) updateRoleButton;
7936 - (void) queueStatusDidChange;
7937
7938 @end
7939
7940 @implementation InstalledController
7941
7942 - (NSURL *) navigationURL {
7943     return [NSURL URLWithString:@"cydia://installed"];
7944 }
7945
7946 - (id) initWithDatabase:(Database *)database {
7947     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7948         [self updateRoleButton];
7949         [self queueStatusDidChange];
7950     } return self;
7951 }
7952
7953 #if !AlwaysReload
7954 - (void) queueButtonClicked {
7955     [delegate_ queue];
7956 }
7957 #endif
7958
7959 - (void) queueStatusDidChange {
7960 #if !AlwaysReload
7961     if (IsWildcat_) {
7962         if (Queuing_) {
7963             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7964                 initWithTitle:UCLocalize("QUEUE")
7965                 style:UIBarButtonItemStyleDone
7966                 target:self
7967                 action:@selector(queueButtonClicked)
7968             ] autorelease]];
7969         } else {
7970             [[self navigationItem] setLeftBarButtonItem:nil];
7971         }
7972     }
7973 #endif
7974 }
7975
7976 - (void) updateRoleButton {
7977     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7978         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7979             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7980             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7981             target:self
7982             action:@selector(roleButtonClicked)
7983         ] autorelease]];
7984 }
7985
7986 - (void) roleButtonClicked {
7987     [self setObject:[NSNumber numberWithBool:expert_]];
7988     [self reloadData];
7989     expert_ = !expert_;
7990
7991     [self updateRoleButton];
7992 }
7993
7994 @end
7995 /* }}} */
7996
7997 /* Source Cell {{{ */
7998 @interface SourceCell : CyteTableViewCell <
7999     CyteTableViewCellDelegate
8000 > {
8001     _H<UIImage> icon_;
8002     _H<NSString> origin_;
8003     _H<NSString> label_;
8004 }
8005
8006 - (void) setSource:(Source *)source;
8007
8008 @end
8009
8010 @implementation SourceCell
8011
8012 - (void) _setImage:(UIImage *)image {
8013     icon_ = image;
8014     [content_ setNeedsDisplay];
8015 }
8016
8017 - (void) _setSource:(Source *)source {
8018     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8019
8020     if (NSString *base = [source base])
8021         if ([base length] != 0) {
8022             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
8023
8024             if (NSData *data = [NSURLConnection
8025                 sendSynchronousRequest:[NSURLRequest
8026                     requestWithURL:url
8027                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
8028                     //timeoutInterval:5
8029                 ]
8030
8031                 returningResponse:NULL
8032                 error:NULL
8033             ])
8034                 if (UIImage *image = [UIImage imageWithData:data])
8035                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8036         }
8037
8038     [pool release];
8039 }
8040
8041 - (void) setSource:(Source *)source {
8042     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8043
8044     origin_ = [source name];
8045     label_ = [source uri];
8046
8047     [content_ setNeedsDisplay];
8048
8049     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
8050 }
8051
8052 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8053     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8054         UIView *content([self contentView]);
8055         CGRect bounds([content bounds]);
8056
8057         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8058         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8059         [content_ setBackgroundColor:[UIColor whiteColor]];
8060         [content addSubview:content_];
8061
8062         [content_ setDelegate:self];
8063         [content_ setOpaque:YES];
8064
8065         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8066     } return self;
8067 }
8068
8069 - (NSString *) accessibilityLabel {
8070     return label_;
8071 }
8072
8073 - (void) drawContentRect:(CGRect)rect {
8074     bool highlighted(highlighted_);
8075     float width(rect.size.width);
8076
8077     if (icon_ != nil)
8078         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8079
8080     if (highlighted)
8081         UISetColor(White_);
8082
8083     if (!highlighted)
8084         UISetColor(Black_);
8085     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8086
8087     if (!highlighted)
8088         UISetColor(Blue_);
8089     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8090 }
8091
8092 @end
8093 /* }}} */
8094 /* Source Controller {{{ */
8095 @interface SourceController : FilteredPackageListController {
8096     _transient Source *source_;
8097     _H<NSString> key_;
8098 }
8099
8100 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8101
8102 @end
8103
8104 @implementation SourceController
8105
8106 - (NSURL *) navigationURL {
8107     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8108 }
8109
8110 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8111     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8112         source_ = source;
8113         key_ = [source key];
8114     } return self;
8115 }
8116
8117 - (void) reloadData {
8118     source_ = [database_ sourceWithKey:key_];
8119     key_ = [source_ key];
8120     [self setObject:source_];
8121
8122     [[self navigationItem] setTitle:[source_ label]];
8123
8124     [super reloadData];
8125 }
8126
8127 @end
8128 /* }}} */
8129 /* Sources Controller {{{ */
8130 @interface SourcesController : CyteViewController <
8131     UITableViewDataSource,
8132     UITableViewDelegate
8133 > {
8134     _transient Database *database_;
8135     _H<UITableView, 2> list_;
8136     _H<NSMutableArray> sources_;
8137     int offset_;
8138
8139     _H<NSString> href_;
8140     _H<UIProgressHUD> hud_;
8141     _H<NSError> error_;
8142
8143     //NSURLConnection *installer_;
8144     NSURLConnection *trivial_;
8145     NSURLConnection *trivial_bz2_;
8146     NSURLConnection *trivial_gz_;
8147     //NSURLConnection *automatic_;
8148
8149     BOOL cydia_;
8150 }
8151
8152 - (id) initWithDatabase:(Database *)database;
8153 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8154
8155 @end
8156
8157 @implementation SourcesController
8158
8159 - (void) _releaseConnection:(NSURLConnection *)connection {
8160     if (connection != nil) {
8161         [connection cancel];
8162         //[connection setDelegate:nil];
8163         [connection release];
8164     }
8165 }
8166
8167 - (void) dealloc {
8168     //[self _releaseConnection:installer_];
8169     [self _releaseConnection:trivial_];
8170     [self _releaseConnection:trivial_gz_];
8171     [self _releaseConnection:trivial_bz2_];
8172     //[self _releaseConnection:automatic_];
8173
8174     [super dealloc];
8175 }
8176
8177 - (NSURL *) navigationURL {
8178     return [NSURL URLWithString:@"cydia://sources"];
8179 }
8180
8181 - (void) viewDidAppear:(BOOL)animated {
8182     [super viewDidAppear:animated];
8183     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8184 }
8185
8186 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8187     return offset_ == 0 ? 1 : 2;
8188 }
8189
8190 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8191     switch (section + (offset_ == 0 ? 1 : 0)) {
8192         case 0: return UCLocalize("ENTERED_BY_USER");
8193         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8194
8195         _nodefault
8196     }
8197 }
8198
8199 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8200     int count = [sources_ count];
8201     switch (section) {
8202         case 0: return (offset_ == 0 ? count : offset_);
8203         case 1: return count - offset_;
8204
8205         _nodefault
8206     }
8207 }
8208
8209 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8210     unsigned idx = 0;
8211     switch (indexPath.section) {
8212         case 0: idx = indexPath.row; break;
8213         case 1: idx = indexPath.row + offset_; break;
8214
8215         _nodefault
8216     }
8217     return [sources_ objectAtIndex:idx];
8218 }
8219
8220 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8221     static NSString *cellIdentifier = @"SourceCell";
8222
8223     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8224     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8225     [cell setSource:[self sourceAtIndexPath:indexPath]];
8226     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8227
8228     return cell;
8229 }
8230
8231 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8232     Source *source = [self sourceAtIndexPath:indexPath];
8233
8234     SourceController *controller = [[[SourceController alloc]
8235         initWithDatabase:database_
8236         source:source
8237     ] autorelease];
8238
8239     [controller setDelegate:delegate_];
8240
8241     [[self navigationController] pushViewController:controller animated:YES];
8242 }
8243
8244 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8245     Source *source = [self sourceAtIndexPath:indexPath];
8246     return [source record] != nil;
8247 }
8248
8249 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8250     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8251         Source *source = [self sourceAtIndexPath:indexPath];
8252         [Sources_ removeObjectForKey:[source key]];
8253         [delegate_ syncData];
8254     }
8255 }
8256
8257 - (void) complete {
8258     [delegate_ addTrivialSource:href_];
8259     [delegate_ syncData];
8260 }
8261
8262 - (NSString *) getWarning {
8263     NSString *href(href_);
8264     NSRange colon([href rangeOfString:@"://"]);
8265     if (colon.location != NSNotFound)
8266         href = [href substringFromIndex:(colon.location + 3)];
8267     href = [href stringByAddingPercentEscapes];
8268     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8269     href = [href stringByCachingURLWithCurrentCDN];
8270
8271     NSURL *url([NSURL URLWithString:href]);
8272
8273     NSStringEncoding encoding;
8274     NSError *error(nil);
8275
8276     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8277         return [warning length] == 0 ? nil : warning;
8278     return nil;
8279 }
8280
8281 - (void) _endConnection:(NSURLConnection *)connection {
8282     // XXX: the memory management in this method is horribly awkward
8283
8284     NSURLConnection **field = NULL;
8285     if (connection == trivial_)
8286         field = &trivial_;
8287     else if (connection == trivial_bz2_)
8288         field = &trivial_bz2_;
8289     else if (connection == trivial_gz_)
8290         field = &trivial_gz_;
8291     _assert(field != NULL);
8292     [connection release];
8293     *field = nil;
8294
8295     if (
8296         trivial_ == nil &&
8297         trivial_bz2_ == nil &&
8298         trivial_gz_ == nil
8299     ) {
8300         [delegate_ releaseNetworkActivityIndicator];
8301
8302         [delegate_ removeProgressHUD:hud_];
8303         hud_ = nil;
8304
8305         bool defer(false);
8306
8307         if (cydia_) {
8308             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8309                 defer = true;
8310
8311                 UIAlertView *alert = [[[UIAlertView alloc]
8312                     initWithTitle:UCLocalize("SOURCE_WARNING")
8313                     message:warning
8314                     delegate:self
8315                     cancelButtonTitle:UCLocalize("CANCEL")
8316                     otherButtonTitles:
8317                         UCLocalize("ADD_ANYWAY"),
8318                     nil
8319                 ] autorelease];
8320
8321                 [alert setContext:@"warning"];
8322                 [alert setNumberOfRows:1];
8323                 [alert show];
8324             } else
8325                 [self complete];
8326         } else if (error_ != nil) {
8327             UIAlertView *alert = [[[UIAlertView alloc]
8328                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8329                 message:[error_ localizedDescription]
8330                 delegate:self
8331                 cancelButtonTitle:UCLocalize("OK")
8332                 otherButtonTitles:nil
8333             ] autorelease];
8334
8335             [alert setContext:@"urlerror"];
8336             [alert show];
8337         } else {
8338             UIAlertView *alert = [[[UIAlertView alloc]
8339                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8340                 message:UCLocalize("NOT_REPOSITORY_EX")
8341                 delegate:self
8342                 cancelButtonTitle:UCLocalize("OK")
8343                 otherButtonTitles:nil
8344             ] autorelease];
8345
8346             [alert setContext:@"trivial"];
8347             [alert show];
8348         }
8349
8350         href_ = nil;
8351         error_ = nil;
8352     }
8353 }
8354
8355 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8356     switch ([response statusCode]) {
8357         case 200:
8358             cydia_ = YES;
8359     }
8360 }
8361
8362 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8363     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8364     error_ = error;
8365     [self _endConnection:connection];
8366 }
8367
8368 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8369     [self _endConnection:connection];
8370 }
8371
8372 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8373     NSURL *url([NSURL URLWithString:href]);
8374
8375     NSMutableURLRequest *request = [NSMutableURLRequest
8376         requestWithURL:url
8377         cachePolicy:NSURLRequestUseProtocolCachePolicy
8378         timeoutInterval:120.0
8379     ];
8380
8381     [request setHTTPMethod:method];
8382
8383     if (Machine_ != NULL)
8384         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8385
8386     if ([url isCydiaSecure]) {
8387         if (UniqueID_ != nil)
8388             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8389     }
8390
8391     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8392 }
8393
8394 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8395     NSString *context([alert context]);
8396
8397     if ([context isEqualToString:@"source"]) {
8398         switch (button) {
8399             case 1: {
8400                 NSString *href = [[alert textField] text];
8401
8402                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8403
8404                 if (![href hasSuffix:@"/"])
8405                     href_ = [href stringByAppendingString:@"/"];
8406                 else
8407                     href_ = href;
8408
8409                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8410                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8411                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8412                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8413
8414                 cydia_ = false;
8415
8416                 // XXX: this is stupid
8417                 hud_ = [delegate_ addProgressHUD];
8418                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8419                 [delegate_ retainNetworkActivityIndicator];
8420             } break;
8421
8422             case 0:
8423             break;
8424
8425             _nodefault
8426         }
8427
8428         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8429     } else if ([context isEqualToString:@"trivial"])
8430         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8431     else if ([context isEqualToString:@"urlerror"])
8432         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8433     else if ([context isEqualToString:@"warning"]) {
8434         switch (button) {
8435             case 1:
8436                 [self complete];
8437             break;
8438
8439             case 0:
8440             break;
8441
8442             _nodefault
8443         }
8444
8445         href_ = nil;
8446
8447         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8448     }
8449 }
8450
8451 - (void) loadView {
8452     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8453
8454     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8455     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8456     [list_ setRowHeight:56];
8457     [(UITableView *) list_ setDataSource:self];
8458     [list_ setDelegate:self];
8459     [[self view] addSubview:list_];
8460 }
8461
8462 - (void) viewDidLoad {
8463     [super viewDidLoad];
8464
8465     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8466     [self updateButtonsForEditingStatus:NO animated:NO];
8467 }
8468
8469 - (void) releaseSubviews {
8470     list_ = nil;
8471
8472     sources_ = nil;
8473
8474     [super releaseSubviews];
8475 }
8476
8477 - (id) initWithDatabase:(Database *)database {
8478     if ((self = [super init]) != nil) {
8479         database_ = database;
8480     } return self;
8481 }
8482
8483 - (void) reloadData {
8484     [super reloadData];
8485
8486     pkgSourceList list;
8487     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8488         return;
8489
8490     sources_ = [NSMutableArray arrayWithCapacity:16];
8491     [sources_ addObjectsFromArray:[database_ sources]];
8492     _trace();
8493     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8494     _trace();
8495
8496     int count([sources_ count]);
8497     offset_ = 0;
8498     for (int i = 0; i != count; i++) {
8499         if ([[sources_ objectAtIndex:i] record] == nil)
8500             break;
8501         offset_++;
8502     }
8503
8504     [list_ setEditing:NO];
8505     [self updateButtonsForEditingStatus:NO animated:NO];
8506     [list_ reloadData];
8507 }
8508
8509 - (void) showAddSourcePrompt {
8510     UIAlertView *alert = [[[UIAlertView alloc]
8511         initWithTitle:UCLocalize("ENTER_APT_URL")
8512         message:nil
8513         delegate:self
8514         cancelButtonTitle:UCLocalize("CANCEL")
8515         otherButtonTitles:
8516             UCLocalize("ADD_SOURCE"),
8517         nil
8518     ] autorelease];
8519
8520     [alert setContext:@"source"];
8521
8522     [alert setNumberOfRows:1];
8523     [alert addTextFieldWithValue:@"http://" label:@""];
8524
8525     UITextInputTraits *traits = [[alert textField] textInputTraits];
8526     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8527     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8528     [traits setKeyboardType:UIKeyboardTypeURL];
8529     // XXX: UIReturnKeyDone
8530     [traits setReturnKeyType:UIReturnKeyNext];
8531
8532     [alert show];
8533 }
8534
8535 - (void) addButtonClicked {
8536     [self showAddSourcePrompt];
8537 }
8538
8539 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8540     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8541         initWithTitle:UCLocalize("ADD")
8542         style:UIBarButtonItemStylePlain
8543         target:self
8544         action:@selector(addButtonClicked)
8545     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8546
8547     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8548         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8549         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8550         target:self
8551         action:@selector(editButtonClicked)
8552     ] autorelease] animated:animated];
8553
8554     if (IsWildcat_ && !editing)
8555         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8556             initWithTitle:UCLocalize("SETTINGS")
8557             style:UIBarButtonItemStylePlain
8558             target:self
8559             action:@selector(settingsButtonClicked)
8560         ] autorelease]];
8561 }
8562
8563 - (void) settingsButtonClicked {
8564     [delegate_ showSettings];
8565 }
8566
8567 - (void) editButtonClicked {
8568     [list_ setEditing:![list_ isEditing] animated:YES];
8569
8570     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8571 }
8572
8573 @end
8574 /* }}} */
8575
8576 /* Settings Controller {{{ */
8577 @interface SettingsController : CyteViewController <
8578     UITableViewDataSource,
8579     UITableViewDelegate
8580 > {
8581     _transient Database *database_;
8582     // XXX: ok, "roledelegate_"?...
8583     _transient id roledelegate_;
8584     _H<UITableView, 2> table_;
8585     _H<UISegmentedControl> segment_;
8586     _H<UIView> container_;
8587 }
8588
8589 - (void) showDoneButton;
8590 - (void) resizeSegmentedControl;
8591
8592 @end
8593
8594 @implementation SettingsController
8595
8596 - (void) loadView {
8597     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8598
8599     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8600     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8601     [table_ setDelegate:self];
8602     [(UITableView *) table_ setDataSource:self];
8603     [[self view] addSubview:table_];
8604
8605     NSArray *items = [NSArray arrayWithObjects:
8606         UCLocalize("USER"),
8607         UCLocalize("HACKER"),
8608         UCLocalize("DEVELOPER"),
8609     nil];
8610     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8611     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8612     [container_ addSubview:segment_];
8613 }
8614
8615 - (void) viewDidLoad {
8616     [super viewDidLoad];
8617
8618     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8619
8620     int index = -1;
8621     if ([Role_ isEqualToString:@"User"]) index = 0;
8622     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8623     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8624     if (index != -1) {
8625         [segment_ setSelectedSegmentIndex:index];
8626         [self showDoneButton];
8627     }
8628
8629     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8630     [self resizeSegmentedControl];
8631 }
8632
8633 - (void) releaseSubviews {
8634     table_ = nil;
8635     segment_ = nil;
8636     container_ = nil;
8637
8638     [super releaseSubviews];
8639 }
8640
8641 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8642     if ((self = [super init]) != nil) {
8643         database_ = database;
8644         roledelegate_ = delegate;
8645     } return self;
8646 }
8647
8648 - (void) resizeSegmentedControl {
8649     CGFloat width = [[self view] frame].size.width;
8650     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8651 }
8652
8653 - (void) viewWillAppear:(BOOL)animated {
8654     [super viewWillAppear:animated];
8655
8656     [self resizeSegmentedControl];
8657 }
8658
8659 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8660     [self resizeSegmentedControl];
8661 }
8662
8663 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8664     [self resizeSegmentedControl];
8665 }
8666
8667 - (void) save {
8668     NSString *role(nil);
8669
8670     switch ([segment_ selectedSegmentIndex]) {
8671         case 0: role = @"User"; break;
8672         case 1: role = @"Hacker"; break;
8673         case 2: role = @"Developer"; break;
8674
8675         _nodefault
8676     }
8677
8678     if (![role isEqualToString:Role_]) {
8679         bool rolling(Role_ == nil);
8680         Role_ = role;
8681
8682         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8683             Role_, @"Role",
8684         nil];
8685
8686         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8687         Changed_ = true;
8688
8689         if (rolling)
8690             [roledelegate_ loadData];
8691         else
8692             [roledelegate_ updateData];
8693     }
8694 }
8695
8696 - (void) segmentChanged:(UISegmentedControl *)control {
8697     [self showDoneButton];
8698 }
8699
8700 - (void) saveAndClose {
8701     [self save];
8702
8703     [[self navigationItem] setRightBarButtonItem:nil];
8704     [[self navigationController] dismissModalViewControllerAnimated:YES];
8705 }
8706
8707 - (void) doneButtonClicked {
8708     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8709     [spinner startAnimating];
8710     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8711     [[self navigationItem] setRightBarButtonItem:spinItem];
8712
8713     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8714 }
8715
8716 - (void) showDoneButton {
8717     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8718         initWithTitle:UCLocalize("DONE")
8719         style:UIBarButtonItemStyleDone
8720         target:self
8721         action:@selector(doneButtonClicked)
8722     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8723 }
8724
8725 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8726     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8727     return 6;
8728 }
8729
8730 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8731     return 0; // :(
8732 }
8733
8734 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8735     return nil; // This method is required by the protocol.
8736 }
8737
8738 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8739     if (section == 1)
8740         return UCLocalize("ROLE_EX");
8741     if (section == 4)
8742         return [NSString stringWithFormat:
8743             @"%@: %@\n%@: %@\n%@: %@",
8744             UCLocalize("USER"), UCLocalize("USER_EX"),
8745             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8746             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8747         ];
8748     else return nil;
8749 }
8750
8751 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8752     return section == 3 ? 44.0f : 0;
8753 }
8754
8755 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8756     return section == 3 ? container_ : nil;
8757 }
8758
8759 - (void) reloadData {
8760     [super reloadData];
8761
8762     [table_ reloadData];
8763 }
8764
8765 @end
8766 /* }}} */
8767 /* Stash Controller {{{ */
8768 @interface StashController : CyteViewController {
8769     _H<UIActivityIndicatorView> spinner_;
8770     _H<UILabel> status_;
8771     _H<UILabel> caption_;
8772 }
8773
8774 @end
8775
8776 @implementation StashController
8777
8778 - (void) loadView {
8779     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8780     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8781
8782     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8783     CGRect spinrect = [spinner_ frame];
8784     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8785     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8786     [spinner_ setFrame:spinrect];
8787     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8788     [[self view] addSubview:spinner_];
8789     [spinner_ startAnimating];
8790
8791     CGRect captrect;
8792     captrect.size.width = [[self view] frame].size.width;
8793     captrect.size.height = 40.0f;
8794     captrect.origin.x = 0;
8795     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8796     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8797     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8798     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8799     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8800     [caption_ setTextColor:[UIColor whiteColor]];
8801     [caption_ setBackgroundColor:[UIColor clearColor]];
8802     [caption_ setShadowColor:[UIColor blackColor]];
8803     [caption_ setTextAlignment:UITextAlignmentCenter];
8804     [[self view] addSubview:caption_];
8805
8806     CGRect statusrect;
8807     statusrect.size.width = [[self view] frame].size.width;
8808     statusrect.size.height = 30.0f;
8809     statusrect.origin.x = 0;
8810     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8811     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8812     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8813     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8814     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8815     [status_ setTextColor:[UIColor whiteColor]];
8816     [status_ setBackgroundColor:[UIColor clearColor]];
8817     [status_ setShadowColor:[UIColor blackColor]];
8818     [status_ setTextAlignment:UITextAlignmentCenter];
8819     [[self view] addSubview:status_];
8820 }
8821
8822 - (void) releaseSubviews {
8823     spinner_ = nil;
8824     status_ = nil;
8825     caption_ = nil;
8826
8827     [super releaseSubviews];
8828 }
8829
8830 @end
8831 /* }}} */
8832
8833 @interface CYURLCache : SDURLCache {
8834 }
8835
8836 @end
8837
8838 @implementation CYURLCache
8839
8840 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8841 #if !ForRelease
8842     if (false);
8843     else if ([event isEqualToString:@"no-cache"])
8844         event = @"!!!";
8845     else if ([event isEqualToString:@"store"])
8846         event = @">>>";
8847     else if ([event isEqualToString:@"invalid"])
8848         event = @"???";
8849     else if ([event isEqualToString:@"memory"])
8850         event = @"mem";
8851     else if ([event isEqualToString:@"disk"])
8852         event = @"ssd";
8853     else if ([event isEqualToString:@"miss"])
8854         event = @"---";
8855
8856     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8857 #endif
8858 }
8859
8860 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8861     if (NSURLResponse *response = [cached response])
8862         if (NSString *mime = [response MIMEType])
8863             if ([mime isEqualToString:@"text/cache-manifest"]) {
8864                 NSURL *url([response URL]);
8865
8866 #if !ForRelease
8867                 NSLog(@"###: %@", [url absoluteString]);
8868 #endif
8869
8870                 @synchronized (HostConfig_) {
8871                     [CachedURLs_ addObject:url];
8872                 }
8873             }
8874
8875     [super storeCachedResponse:cached forRequest:request];
8876 }
8877
8878 @end
8879
8880 @interface Cydia : UIApplication <
8881     ConfirmationControllerDelegate,
8882     DatabaseDelegate,
8883     CydiaDelegate,
8884     UINavigationControllerDelegate,
8885     UITabBarControllerDelegate
8886 > {
8887     _H<UIWindow> window_;
8888     _H<CYTabBarController> tabbar_;
8889     _H<CydiaLoadingViewController> emulated_;
8890
8891     _H<NSMutableArray> essential_;
8892     _H<NSMutableArray> broken_;
8893
8894     Database *database_;
8895
8896     _H<NSURL> starturl_;
8897
8898     unsigned locked_;
8899     unsigned activity_;
8900
8901     _H<StashController> stash_;
8902
8903     bool loaded_;
8904 }
8905
8906 - (void) loadData;
8907
8908 @end
8909
8910 @implementation Cydia
8911
8912 - (void) beginUpdate {
8913     [tabbar_ beginUpdate];
8914 }
8915
8916 - (BOOL) updating {
8917     return [tabbar_ updating];
8918 }
8919
8920 - (void) _loaded {
8921     if ([broken_ count] != 0) {
8922         int count = [broken_ count];
8923
8924         UIAlertView *alert = [[[UIAlertView alloc]
8925             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8926             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8927             delegate:self
8928             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8929             otherButtonTitles:
8930                 UCLocalize("TEMPORARY_IGNORE"),
8931             nil
8932         ] autorelease];
8933
8934         [alert setContext:@"fixhalf"];
8935         [alert setNumberOfRows:2];
8936         [alert show];
8937     } else if (!Ignored_ && [essential_ count] != 0) {
8938         int count = [essential_ count];
8939
8940         UIAlertView *alert = [[[UIAlertView alloc]
8941             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8942             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8943             delegate:self
8944             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8945             otherButtonTitles:
8946                 UCLocalize("UPGRADE_ESSENTIAL"),
8947                 UCLocalize("COMPLETE_UPGRADE"),
8948             nil
8949         ] autorelease];
8950
8951         [alert setContext:@"upgrade"];
8952         [alert show];
8953     }
8954 }
8955
8956 - (void) returnToCydia {
8957     [self _loaded];
8958 }
8959
8960 - (void) _saveConfig {
8961     _trace();
8962     MetaFile_.Sync();
8963     _trace();
8964
8965     if (Changed_) {
8966         NSString *error(nil);
8967
8968         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8969             _trace();
8970             NSError *error(nil);
8971             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8972                 NSLog(@"failure to save metadata data: %@", error);
8973             _trace();
8974
8975             Changed_ = false;
8976         } else {
8977             NSLog(@"failure to serialize metadata: %@", error);
8978         }
8979     }
8980
8981     WriteSources();
8982 }
8983
8984 // Navigation controller for the queuing badge.
8985 - (UINavigationController *) queueNavigationController {
8986     NSArray *controllers = [tabbar_ viewControllers];
8987     return [controllers objectAtIndex:3];
8988 }
8989
8990 - (void) unloadData {
8991     [tabbar_ unloadData];
8992 }
8993
8994 - (void) _updateData {
8995     [self _saveConfig];
8996     [self unloadData];
8997
8998     UINavigationController *navigation = [self queueNavigationController];
8999
9000     id queuedelegate = nil;
9001     if ([[navigation viewControllers] count] > 0)
9002         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9003
9004     [queuedelegate queueStatusDidChange];
9005     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9006 }
9007
9008 - (void) _refreshIfPossible:(NSDate *)update {
9009     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9010
9011     bool recently = false;
9012     if (update != nil) {
9013         NSTimeInterval interval([update timeIntervalSinceNow]);
9014         if (interval <= 0 && interval > -(15*60))
9015             recently = true;
9016     }
9017
9018     // Don't automatic refresh if:
9019     //  - We already refreshed recently.
9020     //  - We already auto-refreshed this launch.
9021     //  - Auto-refresh is disabled.
9022     if (recently || loaded_ || ManualRefresh) {
9023         // If we are cancelling, we need to make sure it knows it's already loaded.
9024         loaded_ = true;
9025
9026         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9027     } else {
9028         // We are going to load, so remember that.
9029         loaded_ = true;
9030
9031         SCNetworkReachabilityFlags flags; {
9032             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9033             SCNetworkReachabilityGetFlags(reachability, &flags);
9034             CFRelease(reachability);
9035         }
9036
9037         // XXX: this elaborate mess is what Apple is using to determine this? :(
9038         // XXX: do we care if the user has to intervene? maybe that's ok?
9039         bool reachable(
9040             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9041                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9042                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9043                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9044                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9045                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9046             )
9047         );
9048
9049         // If we can reach the server, auto-refresh!
9050         if (reachable)
9051             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9052     }
9053
9054     [pool release];
9055 }
9056
9057 - (void) refreshIfPossible {
9058     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9059 }
9060
9061 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9062 @synchronized (self) {
9063     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9064     [hud setText:UCLocalize("RELOADING_DATA")];
9065
9066     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9067
9068     if (hud != nil)
9069         [self removeProgressHUD:hud];
9070
9071     size_t changes(0);
9072
9073     [essential_ removeAllObjects];
9074     [broken_ removeAllObjects];
9075
9076     NSArray *packages([database_ packages]);
9077     for (Package *package in packages) {
9078         if ([package half])
9079             [broken_ addObject:package];
9080         if ([package upgradableAndEssential:NO]) {
9081             if ([package essential])
9082                 [essential_ addObject:package];
9083             ++changes;
9084         }
9085     }
9086
9087     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9088     if (changes != 0) {
9089         _trace();
9090         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9091         [changesItem setBadgeValue:badge];
9092         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9093         [self setApplicationIconBadgeNumber:changes];
9094     } else {
9095         _trace();
9096         [changesItem setBadgeValue:nil];
9097         [changesItem setAnimatedBadge:NO];
9098         [self setApplicationIconBadgeNumber:0];
9099     }
9100
9101     [self _updateData];
9102 } }
9103
9104 - (void) updateData {
9105     [self _updateData];
9106 }
9107
9108 - (void) update_ {
9109     [database_ update];
9110     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9111 }
9112
9113 - (void) disemulate {
9114     if (emulated_ == nil)
9115         return;
9116
9117     [window_ addSubview:[tabbar_ view]];
9118     [[emulated_ view] removeFromSuperview];
9119     emulated_ = nil;
9120     [window_ setUserInteractionEnabled:YES];
9121 }
9122
9123 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9124     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9125     if (IsWildcat_)
9126         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9127
9128     UIViewController *parent;
9129     if (emulated_ == nil)
9130         parent = tabbar_;
9131     else if (!force)
9132         parent = emulated_;
9133     else {
9134         [self disemulate];
9135         parent = tabbar_;
9136     }
9137
9138     [parent presentModalViewController:navigation animated:YES];
9139 }
9140
9141 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9142     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9143
9144     if (navigation != nil)
9145         [navigation pushViewController:progress animated:YES];
9146     else
9147         [self presentModalViewController:progress force:YES];
9148
9149     [progress invoke:invocation withTitle:title];
9150     return progress;
9151 }
9152
9153 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9154     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9155 }
9156
9157 - (void) repairWithInvocation:(NSInvocation *)invocation {
9158     _trace();
9159     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9160     _trace();
9161 }
9162
9163 - (void) repairWithSelector:(SEL)selector {
9164     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9165 }
9166
9167 - (void) reloadData {
9168     [self reloadDataWithInvocation:nil];
9169     if ([database_ progressDelegate] == nil)
9170         [self _loaded];
9171 }
9172
9173 - (void) syncData {
9174     [self _saveConfig];
9175     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9176 }
9177
9178 - (void) addSource:(NSDictionary *) source {
9179     AddSource(source);
9180 }
9181
9182 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9183     AddSource(href, distribution, sections);
9184 }
9185
9186 - (void) addTrivialSource:(NSString *)href {
9187     AddSource(href, @"./");
9188 }
9189
9190 - (void) updateValues {
9191     Changed_ = true;
9192 }
9193
9194 - (void) resolve {
9195     pkgProblemResolver *resolver = [database_ resolver];
9196
9197     resolver->InstallProtect();
9198     if (!resolver->Resolve(true))
9199         _error->Discard();
9200 }
9201
9202 - (bool) perform {
9203     // XXX: this is a really crappy way of doing this.
9204     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9205     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9206     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9207     if ([tabbar_ updating])
9208         [tabbar_ cancelUpdate];
9209
9210     if (![database_ prepare])
9211         return false;
9212
9213     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9214     [page setDelegate:self];
9215     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9216
9217     if (IsWildcat_)
9218         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9219     [tabbar_ presentModalViewController:confirm_ animated:YES];
9220
9221     return true;
9222 }
9223
9224 - (void) queue {
9225     @synchronized (self) {
9226         [self perform];
9227     }
9228 }
9229
9230 - (void) clearPackage:(Package *)package {
9231     @synchronized (self) {
9232         [package clear];
9233         [self resolve];
9234         [self perform];
9235     }
9236 }
9237
9238 - (void) installPackages:(NSArray *)packages {
9239     @synchronized (self) {
9240         for (Package *package in packages)
9241             [package install];
9242         [self resolve];
9243         [self perform];
9244     }
9245 }
9246
9247 - (void) installPackage:(Package *)package {
9248     @synchronized (self) {
9249         [package install];
9250         [self resolve];
9251         [self perform];
9252     }
9253 }
9254
9255 - (void) removePackage:(Package *)package {
9256     @synchronized (self) {
9257         [package remove];
9258         [self resolve];
9259         [self perform];
9260     }
9261 }
9262
9263 - (void) distUpgrade {
9264     @synchronized (self) {
9265         if (![database_ upgrade])
9266             return;
9267         [self perform];
9268     }
9269 }
9270
9271 - (void) perform_ {
9272     [database_ perform];
9273     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9274 }
9275
9276 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9277     Queuing_ = false;
9278     ++locked_;
9279     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9280     --locked_;
9281     [self refreshIfPossible];
9282 }
9283
9284 - (void) showSettings {
9285     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9286 }
9287
9288 - (void) retainNetworkActivityIndicator {
9289     if (activity_++ == 0)
9290         [self setNetworkActivityIndicatorVisible:YES];
9291
9292 #if TraceLogging
9293     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9294 #endif
9295 }
9296
9297 - (void) releaseNetworkActivityIndicator {
9298     if (--activity_ == 0)
9299         [self setNetworkActivityIndicatorVisible:NO];
9300
9301 #if TraceLogging
9302     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9303 #endif
9304
9305 }
9306
9307 - (void) cancelAndClear:(bool)clear {
9308     @synchronized (self) {
9309         if (clear) {
9310             [database_ clear];
9311             Queuing_ = false;
9312         } else {
9313             Queuing_ = true;
9314         }
9315
9316         [self _updateData];
9317     }
9318 }
9319
9320 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9321     NSString *context([alert context]);
9322
9323     if ([context isEqualToString:@"conffile"]) {
9324         FILE *input = [database_ input];
9325         if (button == [alert cancelButtonIndex])
9326             fprintf(input, "N\n");
9327         else if (button == [alert firstOtherButtonIndex])
9328             fprintf(input, "Y\n");
9329         fflush(input);
9330
9331         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9332     } else if ([context isEqualToString:@"fixhalf"]) {
9333         if (button == [alert cancelButtonIndex]) {
9334             @synchronized (self) {
9335                 for (Package *broken in (id) broken_) {
9336                     [broken remove];
9337
9338                     NSString *id = [broken id];
9339                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9340                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9341                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9342                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9343                 }
9344
9345                 [self resolve];
9346                 [self perform];
9347             }
9348         } else if (button == [alert firstOtherButtonIndex]) {
9349             [broken_ removeAllObjects];
9350             [self _loaded];
9351         }
9352
9353         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9354     } else if ([context isEqualToString:@"upgrade"]) {
9355         if (button == [alert firstOtherButtonIndex]) {
9356             @synchronized (self) {
9357                 for (Package *essential in (id) essential_)
9358                     [essential install];
9359
9360                 [self resolve];
9361                 [self perform];
9362             }
9363         } else if (button == [alert firstOtherButtonIndex] + 1) {
9364             [self distUpgrade];
9365         } else if (button == [alert cancelButtonIndex]) {
9366             Ignored_ = YES;
9367         }
9368
9369         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9370     }
9371 }
9372
9373 - (void) system:(NSString *)command {
9374     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9375
9376     _trace();
9377     system([command UTF8String]);
9378     _trace();
9379
9380     [pool release];
9381 }
9382
9383 - (void) applicationWillSuspend {
9384     [database_ clean];
9385     [super applicationWillSuspend];
9386 }
9387
9388 - (BOOL) isSafeToSuspend {
9389     if (locked_ != 0) {
9390 #if !ForRelease
9391         NSLog(@"isSafeToSuspend: locked_ != 0");
9392 #endif
9393         return false;
9394     }
9395
9396     // Use external process status API internally.
9397     // This is probably a really bad idea.
9398     // XXX: what is the point of this? does this solve anything at all?
9399     uint64_t status = 0;
9400     int notify_token;
9401     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9402         notify_get_state(notify_token, &status);
9403         notify_cancel(notify_token);
9404     }
9405
9406     if (status != 0) {
9407 #if !ForRelease
9408         NSLog(@"isSafeToSuspend: status != 0");
9409 #endif
9410         return false;
9411     }
9412
9413 #if !ForRelease
9414     NSLog(@"isSafeToSuspend: -> true");
9415 #endif
9416     return true;
9417 }
9418
9419 - (void) applicationSuspend:(__GSEvent *)event {
9420     if ([self isSafeToSuspend])
9421         [super applicationSuspend:event];
9422 }
9423
9424 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9425     if ([self isSafeToSuspend])
9426         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9427 }
9428
9429 - (void) _setSuspended:(BOOL)value {
9430     if ([self isSafeToSuspend])
9431         [super _setSuspended:value];
9432 }
9433
9434 - (UIProgressHUD *) addProgressHUD {
9435     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9436     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9437
9438     [window_ setUserInteractionEnabled:NO];
9439
9440     UIViewController *target(tabbar_);
9441     if (UIViewController *modal = [target modalViewController])
9442         target = modal;
9443
9444     UIView *view([target view]);
9445     [view addSubview:hud];
9446
9447     [hud showInView:[tabbar_ view]];
9448
9449     ++locked_;
9450     return hud;
9451 }
9452
9453 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9454     --locked_;
9455     [hud hide];
9456     [hud removeFromSuperview];
9457     [window_ setUserInteractionEnabled:YES];
9458 }
9459
9460 - (CyteViewController *) pageForPackage:(NSString *)name {
9461     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9462 }
9463
9464 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9465     NSString *scheme([[url scheme] lowercaseString]);
9466     if ([[url absoluteString] length] <= [scheme length] + 3)
9467         return nil;
9468     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9469     NSArray *components([path pathComponents]);
9470
9471     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9472         return [self pageForPackage:[components objectAtIndex:1]];
9473
9474     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9475         return nil;
9476
9477     NSString *base([components objectAtIndex:0]);
9478
9479     CyteViewController *controller = nil;
9480
9481     if ([base isEqualToString:@"url"]) {
9482         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9483         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9484         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9485     } else if (!external && [components count] == 1) {
9486         if ([base isEqualToString:@"manage"]) {
9487             controller = [[[ManageController alloc] init] autorelease];
9488         }
9489
9490         if ([base isEqualToString:@"sources"]) {
9491             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9492         }
9493
9494         if ([base isEqualToString:@"home"]) {
9495             controller = [[[HomeController alloc] init] autorelease];
9496         }
9497
9498         if ([base isEqualToString:@"sections"]) {
9499             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9500         }
9501
9502         if ([base isEqualToString:@"search"]) {
9503             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9504         }
9505
9506         if ([base isEqualToString:@"changes"]) {
9507             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9508         }
9509
9510         if ([base isEqualToString:@"installed"]) {
9511             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9512         }
9513     } else if ([components count] == 2) {
9514         NSString *argument = [components objectAtIndex:1];
9515
9516         if ([base isEqualToString:@"package"]) {
9517             controller = [self pageForPackage:argument];
9518         }
9519
9520         if (!external && [base isEqualToString:@"search"]) {
9521             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9522         }
9523
9524         if (!external && [base isEqualToString:@"sections"]) {
9525             if ([argument isEqualToString:@"all"])
9526                 argument = nil;
9527             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9528         }
9529
9530         if (!external && [base isEqualToString:@"sources"]) {
9531             if ([argument isEqualToString:@"add"]) {
9532                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9533                 [(SourcesController *)controller showAddSourcePrompt];
9534             } else {
9535                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9536                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9537             }
9538         }
9539
9540         if (!external && [base isEqualToString:@"launch"]) {
9541             [self launchApplicationWithIdentifier:argument suspended:NO];
9542             return nil;
9543         }
9544     } else if (!external && [components count] == 3) {
9545         NSString *arg1 = [components objectAtIndex:1];
9546         NSString *arg2 = [components objectAtIndex:2];
9547
9548         if ([base isEqualToString:@"package"]) {
9549             if ([arg2 isEqualToString:@"settings"]) {
9550                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9551             } else if ([arg2 isEqualToString:@"files"]) {
9552                 if (Package *package = [database_ packageWithName:arg1]) {
9553                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9554                     [(FileTable *)controller setPackage:package];
9555                 }
9556             }
9557         }
9558     }
9559
9560     [controller setDelegate:self];
9561     return controller;
9562 }
9563
9564 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9565     CyteViewController *page([self pageForURL:url forExternal:external]);
9566
9567     if (page != nil) {
9568         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9569         [nav setViewControllers:[NSArray arrayWithObject:page]];
9570         [tabbar_ setUnselectedViewController:nav];
9571     }
9572
9573     return page != nil;
9574 }
9575
9576 - (void) applicationOpenURL:(NSURL *)url {
9577     [super applicationOpenURL:url];
9578
9579     if (!loaded_)
9580         starturl_ = url;
9581     else
9582         [self openCydiaURL:url forExternal:YES];
9583 }
9584
9585 - (void) applicationWillResignActive:(UIApplication *)application {
9586     // Stop refreshing if you get a phone call or lock the device.
9587     if ([tabbar_ updating])
9588         [tabbar_ cancelUpdate];
9589
9590     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9591         [super applicationWillResignActive:application];
9592 }
9593
9594 - (void) saveState {
9595     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9596     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9597     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9598     Changed_ = true;
9599
9600     [self _saveConfig];
9601 }
9602
9603 - (void) applicationWillTerminate:(UIApplication *)application {
9604     [self saveState];
9605 }
9606
9607 - (void) setConfigurationData:(NSString *)data {
9608     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9609
9610     if (!conffile_r(data)) {
9611         lprintf("E:invalid conffile\n");
9612         return;
9613     }
9614
9615     NSString *ofile = conffile_r[1];
9616     //NSString *nfile = conffile_r[2];
9617
9618     UIAlertView *alert = [[[UIAlertView alloc]
9619         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9620         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9621         delegate:self
9622         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9623         otherButtonTitles:
9624             UCLocalize("ACCEPT_NEW_COPY"),
9625             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9626         nil
9627     ] autorelease];
9628
9629     [alert setContext:@"conffile"];
9630     [alert setNumberOfRows:2];
9631     [alert show];
9632 }
9633
9634 - (void) addStashController {
9635     ++locked_;
9636     stash_ = [[[StashController alloc] init] autorelease];
9637     [window_ addSubview:[stash_ view]];
9638 }
9639
9640 - (void) removeStashController {
9641     [[stash_ view] removeFromSuperview];
9642     stash_ = nil;
9643     --locked_;
9644 }
9645
9646 - (void) stash {
9647     [self setIdleTimerDisabled:YES];
9648
9649     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9650     UpdateExternalStatus(1);
9651     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9652     UpdateExternalStatus(0);
9653
9654     [self removeStashController];
9655
9656     if (ExecFork() == 0) {
9657         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9658         perror("launchctl stop");
9659     }
9660 }
9661
9662 - (void) setupViewControllers {
9663     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9664
9665     NSMutableArray *items([NSMutableArray arrayWithObjects:
9666         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9667         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9668         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9669         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9670     nil]);
9671
9672     if (IsWildcat_) {
9673         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9674         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9675     } else {
9676         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9677     }
9678
9679     NSMutableArray *controllers([NSMutableArray array]);
9680     for (UITabBarItem *item in items) {
9681         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9682         [controller setTabBarItem:item];
9683         [controllers addObject:controller];
9684     }
9685     [tabbar_ setViewControllers:controllers];
9686
9687     [tabbar_ setUpdateDelegate:self];
9688 }
9689
9690 - (void) _sendMemoryWarningNotification {
9691     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9692 }
9693
9694 - (void) _sendMemoryWarningNotifications {
9695     while (true) {
9696         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9697         usleep(250000);
9698     }
9699 }
9700
9701 - (void) applicationDidFinishLaunching:(id)unused {
9702     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9703
9704 _trace();
9705     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9706         [self setApplicationSupportsShakeToEdit:NO];
9707
9708     @synchronized (HostConfig_) {
9709         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9710     }
9711
9712     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9713         initWithMemoryCapacity:524288
9714         diskCapacity:10485760
9715         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9716     ] autorelease]];
9717
9718     [CydiaWebViewController _initialize];
9719
9720     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9721
9722     // this would disallow http{,s} URLs from accessing this data
9723     //[WebView registerURLSchemeAsLocal:@"cydia"];
9724
9725     Font12_ = [UIFont systemFontOfSize:12];
9726     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9727     Font14_ = [UIFont systemFontOfSize:14];
9728     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9729     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9730
9731     essential_ = [NSMutableArray arrayWithCapacity:4];
9732     broken_ = [NSMutableArray arrayWithCapacity:4];
9733
9734     // XXX: I really need this thing... like, seriously... I'm sorry
9735     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9736
9737     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9738     [window_ orderFront:self];
9739     [window_ makeKey:self];
9740     [window_ setHidden:NO];
9741
9742     if (
9743         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9744         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9745         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9746         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9747         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9748         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9749         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9750         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9751         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9752         false
9753     ) {
9754         [self addStashController];
9755         // XXX: this would be much cleaner as a yieldToSelector:
9756         // that way the removeStashController could happen right here inline
9757         // we also could no longer require the useless stash_ field anymore
9758         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9759         return;
9760     }
9761
9762     database_ = [Database sharedInstance];
9763     [database_ setDelegate:self];
9764
9765     [window_ setUserInteractionEnabled:NO];
9766     [self setupViewControllers];
9767
9768     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9769     [window_ addSubview:[emulated_ view]];
9770
9771     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9772 _trace();
9773 }
9774
9775 - (NSArray *) defaultStartPages {
9776     NSMutableArray *standard = [NSMutableArray array];
9777     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9778     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9779     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9780     if (!IsWildcat_) {
9781         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9782     } else {
9783         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9784         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9785     }
9786     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9787     return standard;
9788 }
9789
9790 - (void) loadData {
9791 _trace();
9792     if (Role_ == nil) {
9793         [window_ setUserInteractionEnabled:YES];
9794         [self showSettings];
9795         return;
9796     } else {
9797         if ([emulated_ modalViewController] != nil)
9798             [emulated_ dismissModalViewControllerAnimated:YES];
9799         [window_ setUserInteractionEnabled:NO];
9800     }
9801
9802     [self reloadDataWithInvocation:nil];
9803     [self refreshIfPossible];
9804     PrintTimes();
9805
9806     [self disemulate];
9807
9808     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9809     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9810     int standardIndex = 0;
9811     NSArray *standard = [self defaultStartPages];
9812
9813     BOOL valid = YES;
9814
9815     if (saved == nil)
9816         valid = NO;
9817
9818     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9819     if (valid && closed != nil) {
9820         NSTimeInterval interval([closed timeIntervalSinceNow]);
9821         // XXX: Is 15 minutes the optimal time here?
9822         if (interval > 0 && interval <= -(15*60))
9823             valid = NO;
9824     }
9825
9826     if (valid && [saved count] != [standard count])
9827         valid = NO;
9828
9829     if (valid) {
9830         for (unsigned int i = 0; i < [standard count]; i++) {
9831             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9832             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9833             //      but it's good enough for now.
9834             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9835                 valid = NO;
9836                 break;
9837             }
9838         }
9839     }
9840
9841     NSArray *items = nil;
9842     if (valid) {
9843         [tabbar_ setSelectedIndex:savedIndex];
9844         items = saved;
9845     } else {
9846         [tabbar_ setSelectedIndex:standardIndex];
9847         items = standard;
9848     }
9849
9850     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9851         NSArray *stack = [items objectAtIndex:tab];
9852         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9853         NSMutableArray *current = [NSMutableArray array];
9854
9855         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9856             NSString *addr = [stack objectAtIndex:nav];
9857             NSURL *url = [NSURL URLWithString:addr];
9858             CyteViewController *page = [self pageForURL:url forExternal:NO];
9859             if (page != nil)
9860                 [current addObject:page];
9861         }
9862
9863         [navigation setViewControllers:current];
9864     }
9865
9866     // (Try to) show the startup URL.
9867     if (starturl_ != nil) {
9868         [self openCydiaURL:starturl_ forExternal:NO];
9869         starturl_ = nil;
9870     }
9871 }
9872
9873 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9874     if (item != nil && IsWildcat_) {
9875         [sheet showFromBarButtonItem:item animated:YES];
9876     } else {
9877         [sheet showInView:window_];
9878     }
9879 }
9880
9881 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9882     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9883     [progress setTitle:task];
9884     [progress addProgressEvent:event];
9885 }
9886
9887 - (void) addProgressEventForTask:(NSArray *)data {
9888     CydiaProgressEvent *event([data objectAtIndex:0]);
9889     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9890     [self addProgressEvent:event forTask:task];
9891 }
9892
9893 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9894     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9895 }
9896
9897 @end
9898
9899 /*IMP alloc_;
9900 id Alloc_(id self, SEL selector) {
9901     id object = alloc_(self, selector);
9902     lprintf("[%s]A-%p\n", self->isa->name, object);
9903     return object;
9904 }*/
9905
9906 /*IMP dealloc_;
9907 id Dealloc_(id self, SEL selector) {
9908     id object = dealloc_(self, selector);
9909     lprintf("[%s]D-%p\n", self->isa->name, object);
9910     return object;
9911 }*/
9912
9913 Class $WebDefaultUIKitDelegate;
9914
9915 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9916     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9917         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9918     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9919 }
9920
9921 static NSSet *MobilizedFiles_;
9922
9923 static NSURL *MobilizeURL(NSURL *url) {
9924     NSString *path([url path]);
9925     if ([path hasPrefix:@"/var/root/"]) {
9926         NSString *file([path substringFromIndex:10]);
9927         if ([MobilizedFiles_ containsObject:file])
9928             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9929     }
9930
9931     return url;
9932 }
9933
9934 Class $CFXPreferencesPropertyListSource;
9935 @class CFXPreferencesPropertyListSource;
9936
9937 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9938     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9939     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9940     url = MobilizeURL(url);
9941     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9942     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9943     url = old;
9944     [pool release];
9945     return value;
9946 }
9947
9948 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9949     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9950     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9951     url = MobilizeURL(url);
9952     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9953     //NSLog(@"%@ %@", [url absoluteString], value);
9954     url = old;
9955     [pool release];
9956     return value;
9957 }
9958
9959 Class $NSURLConnection;
9960
9961 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9962     NSMutableURLRequest *copy([request mutableCopy]);
9963
9964     NSURL *url([copy URL]);
9965
9966     NSString *href([url absoluteString]);
9967     NSString *host([url host]);
9968     NSString *scheme([[url scheme] lowercaseString]);
9969
9970     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9971
9972     @synchronized (HostConfig_) {
9973         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9974             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9975                 [copy setHTTPShouldUsePipelining:YES];
9976
9977         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9978             if ([control isEqualToString:@"max-age=0"])
9979                 if ([CachedURLs_ containsObject:href]) {
9980 #if !ForRelease
9981                     NSLog(@"~~~: %@", href);
9982 #endif
9983
9984                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9985
9986                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9987                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9988                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9989                 }
9990     }
9991
9992     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9993     } return self;
9994 }
9995
9996 int main(int argc, char *argv[]) {
9997     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9998
9999     _trace();
10000
10001     UpdateExternalStatus(0);
10002
10003     if (Class $UIDevice = objc_getClass("UIDevice")) {
10004         UIDevice *device([$UIDevice currentDevice]);
10005         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10006     } else
10007         IsWildcat_ = false;
10008
10009     UIScreen *screen([UIScreen mainScreen]);
10010     if ([screen respondsToSelector:@selector(scale)])
10011         ScreenScale_ = [screen scale];
10012     else
10013         ScreenScale_ = 1;
10014
10015     UIDevice *device([UIDevice currentDevice]);
10016     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10017         Idiom_ = @"iphone";
10018     else {
10019         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10020         if (idiom == UIUserInterfaceIdiomPhone)
10021             Idiom_ = @"iphone";
10022         else if (idiom == UIUserInterfaceIdiomPad)
10023             Idiom_ = @"ipad";
10024         else
10025             NSLog(@"unknown UIUserInterfaceIdiom!");
10026     }
10027
10028     Pcre pattern("^([0-9]+\\.[0-9]+)");
10029     if (pattern([device systemVersion]))
10030         Firmware_ = pattern[1];
10031
10032     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10033
10034     HostConfig_ = [[[NSObject alloc] init] autorelease];
10035     @synchronized (HostConfig_) {
10036         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10037         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10038         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10039         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10040         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10041     }
10042
10043     NSString *ui(@"ui/ios");
10044     if (Idiom_ != nil)
10045         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10046     UI_ = CydiaURL(ui);
10047
10048     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10049
10050     MobilizedFiles_ = [NSMutableSet setWithObjects:
10051         @"Library/Preferences/com.apple.Accessibility.plist",
10052         @"Library/Preferences/com.apple.preferences.sounds.plist",
10053     nil];
10054
10055     /* Library Hacks {{{ */
10056     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10057
10058     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10059
10060     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10061     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10062         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10063         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10064     }
10065
10066     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10067     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10068         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10069         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10070     }
10071
10072     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10073     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10074     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10075         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10076         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10077     }
10078
10079     $NSURLConnection = objc_getClass("NSURLConnection");
10080     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10081     if (NSURLConnection$init$ != NULL) {
10082         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10083         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10084     }
10085     /* }}} */
10086     /* Set Locale {{{ */
10087     Locale_ = CFLocaleCopyCurrent();
10088     Languages_ = [NSLocale preferredLanguages];
10089
10090     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10091     //NSLog(@"%@", [Languages_ description]);
10092
10093     const char *lang;
10094     if (Locale_ != NULL)
10095         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10096     else if (Languages_ != nil && [Languages_ count] != 0)
10097         lang = [[Languages_ objectAtIndex:0] UTF8String];
10098     else
10099         // XXX: consider just setting to C and then falling through?
10100         lang = NULL;
10101
10102     if (lang != NULL) {
10103         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10104         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10105     }
10106
10107     NSLog(@"Setting Language: %s", lang);
10108
10109     if (lang != NULL) {
10110         setenv("LANG", lang, true);
10111         std::setlocale(LC_ALL, lang);
10112     }
10113     /* }}} */
10114
10115     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10116
10117     /* Parse Arguments {{{ */
10118     bool substrate(false);
10119
10120     if (argc != 0) {
10121         char **args(argv);
10122         int arge(1);
10123
10124         for (int argi(1); argi != argc; ++argi)
10125             if (strcmp(argv[argi], "--") == 0) {
10126                 arge = argi;
10127                 argv[argi] = argv[0];
10128                 argv += argi;
10129                 argc -= argi;
10130                 break;
10131             }
10132
10133         for (int argi(1); argi != arge; ++argi)
10134             if (strcmp(args[argi], "--substrate") == 0)
10135                 substrate = true;
10136             else
10137                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10138     }
10139     /* }}} */
10140
10141     App_ = [[NSBundle mainBundle] bundlePath];
10142     Advanced_ = YES;
10143
10144     setuid(0);
10145     setgid(0);
10146
10147     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10148     alloc_ = alloc->method_imp;
10149     alloc->method_imp = (IMP) &Alloc_;*/
10150
10151     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10152     dealloc_ = dealloc->method_imp;
10153     dealloc->method_imp = (IMP) &Dealloc_;*/
10154
10155     /* System Information {{{ */
10156     size_t size;
10157
10158     int maxproc;
10159     size = sizeof(maxproc);
10160     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10161         perror("sysctlbyname(\"kern.maxproc\", ?)");
10162     else if (maxproc < 64) {
10163         maxproc = 64;
10164         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10165             perror("sysctlbyname(\"kern.maxproc\", #)");
10166     }
10167
10168     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10169     char *osversion = new char[size];
10170     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10171         perror("sysctlbyname(\"kern.osversion\", ?)");
10172     else
10173         System_ = [NSString stringWithUTF8String:osversion];
10174
10175     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10176     char *machine = new char[size];
10177     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10178         perror("sysctlbyname(\"hw.machine\", ?)");
10179     else
10180         Machine_ = machine;
10181
10182     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10183     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10184     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10185
10186     UniqueID_ = [device uniqueIdentifier];
10187
10188     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10189     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10190     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10191
10192     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10193     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10194     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10195
10196     if (mcc != NULL && mnc != NULL)
10197         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10198
10199     if (mnc != NULL)
10200         CFRelease(mnc);
10201     if (mcc != NULL)
10202         CFRelease(mcc);
10203
10204     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10205         Build_ = [system objectForKey:@"ProductBuildVersion"];
10206     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10207         Product_ = [info objectForKey:@"SafariProductVersion"];
10208         Safari_ = [info objectForKey:@"CFBundleVersion"];
10209     }
10210     /* }}} */
10211     /* Load Database {{{ */
10212     _trace();
10213     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10214     _trace();
10215     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10216
10217     if (Metadata_ == NULL)
10218         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10219     else {
10220         Settings_ = [Metadata_ objectForKey:@"Settings"];
10221
10222         Packages_ = [Metadata_ objectForKey:@"Packages"];
10223
10224         Values_ = [Metadata_ objectForKey:@"Values"];
10225         Sections_ = [Metadata_ objectForKey:@"Sections"];
10226         Sources_ = [Metadata_ objectForKey:@"Sources"];
10227
10228         Token_ = [Metadata_ objectForKey:@"Token"];
10229
10230         Version_ = [Metadata_ objectForKey:@"Version"];
10231
10232         @synchronized (HostConfig_) {
10233             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10234         }
10235     }
10236
10237     if (Settings_ != nil)
10238         Role_ = [Settings_ objectForKey:@"Role"];
10239
10240     if (Values_ == nil) {
10241         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10242         [Metadata_ setObject:Values_ forKey:@"Values"];
10243     }
10244
10245     if (Sections_ == nil) {
10246         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10247         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10248     }
10249
10250     if (Sources_ == nil) {
10251         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10252         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10253     }
10254
10255     if (Version_ == nil) {
10256         Version_ = [NSNumber numberWithUnsignedInt:0];
10257         [Metadata_ setObject:Version_ forKey:@"Version"];
10258     }
10259
10260     @synchronized (HostConfig_) {
10261         if (CydiaSource_ == nil) {
10262             CydiaSource_ = @"apt.saurik.com";
10263             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10264         }
10265     }
10266
10267     if ([Version_ unsignedIntValue] == 0) {
10268         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10269         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10270         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10271         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10272
10273         Version_ = [NSNumber numberWithUnsignedInt:1];
10274         [Metadata_ setObject:Version_ forKey:@"Version"];
10275
10276         [Metadata_ removeObjectForKey:@"LastUpdate"];
10277
10278         Changed_ = true;
10279     }
10280     /* }}} */
10281
10282     WriteSources();
10283
10284     _trace();
10285     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10286     _trace();
10287
10288     if (Packages_ != nil) {
10289         bool fail(false);
10290         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10291         _trace();
10292
10293         if (!fail) {
10294             [Metadata_ removeObjectForKey:@"Packages"];
10295             Packages_ = nil;
10296             Changed_ = true;
10297         }
10298     }
10299
10300     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10301
10302 #define MobileSubstrate_(name) \
10303     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10304         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10305         if (handle == NULL) \
10306             NSLog(@"%s", dlerror()); \
10307     }
10308
10309     MobileSubstrate_(Activator)
10310     MobileSubstrate_(libstatusbar)
10311     MobileSubstrate_(SimulatedKeyEvents)
10312     MobileSubstrate_(WinterBoard)
10313
10314     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10315         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10316
10317     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10318
10319     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10320         unlink("/tmp/.cydia.fw");
10321         goto firmware;
10322     } else if (access("/User", F_OK) != 0 || version < 4) {
10323       firmware:
10324         _trace();
10325         system("/usr/libexec/cydia/firmware.sh");
10326         _trace();
10327     }
10328
10329     _assert([[NSFileManager defaultManager]
10330         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10331         withIntermediateDirectories:YES
10332         attributes:nil
10333         error:NULL
10334     ]);
10335
10336     if (access("/tmp/cydia.chk", F_OK) == 0) {
10337         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10338             _assert(errno == ENOENT);
10339         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10340             _assert(errno == ENOENT);
10341     }
10342
10343     /* APT Initialization {{{ */
10344     _assert(pkgInitConfig(*_config));
10345     _assert(pkgInitSystem(*_config, _system));
10346
10347     if (lang != NULL)
10348         _config->Set("APT::Acquire::Translation", lang);
10349
10350     // XXX: this timeout might be important :(
10351     //_config->Set("Acquire::http::Timeout", 15);
10352
10353     _config->Set("Acquire::http::MaxParallel", 3);
10354     /* }}} */
10355     /* Color Choices {{{ */
10356     space_ = CGColorSpaceCreateDeviceRGB();
10357
10358     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10359     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10360     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10361     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10362     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10363     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10364     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10365     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10366     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10367
10368     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10369     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10370     /* }}}*/
10371     /* UIKit Configuration {{{ */
10372     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10373     if ($GSFontSetUseLegacyFontMetrics != NULL)
10374         $GSFontSetUseLegacyFontMetrics(YES);
10375
10376     // XXX: I have a feeling this was important
10377     //UIKeyboardDisableAutomaticAppearance();
10378     /* }}} */
10379
10380     Colon_ = UCLocalize("COLON_DELIMITED");
10381     Elision_ = UCLocalize("ELISION");
10382     Error_ = UCLocalize("ERROR");
10383     Warning_ = UCLocalize("WARNING");
10384
10385     _trace();
10386     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10387
10388     CGColorSpaceRelease(space_);
10389     CFRelease(Locale_);
10390
10391     [pool release];
10392     return value;
10393 }