MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2013  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <objc/objc.h>
  30 #include <objc/runtime.h>
  31
  32 #include <CoreGraphics/CoreGraphics.h>
  33 #include <Foundation/Foundation.h>
  34
  35 #if 0
  36 #define DEPLOYMENT_TARGET_MACOSX 1
  37 #define CF_BUILDING_CF 1
  38 #include <CoreFoundation/CFInternal.h>
  39 #endif
  40
  41 #include <CoreFoundation/CFUniChar.h>
  42
  43 #include <SystemConfiguration/SystemConfiguration.h>
  44
  45 #include <UIKit/UIKit.h>
  46 #include "iPhonePrivate.h"
  47
  48 #include <IOKit/IOKitLib.h>
  49
  50 #include <QuartzCore/CALayer.h>
  51
  52 #include <WebCore/WebCoreThread.h>
  53 #include <WebKit/DOMHTMLIFrameElement.h>
  54
  55 #include <algorithm>
  56 #include <iomanip>
  57 #include <set>
  58 #include <sstream>
  59 #include <string>
  60
  61 #include <ext/stdio_filebuf.h>
  62
  63 #undef ABS
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debindexfile.h>
  72 #include <apt-pkg/debmetaindex.h>
  73 #include <apt-pkg/error.h>
  74 #include <apt-pkg/init.h>
  75 #include <apt-pkg/mmap.h>
  76 #include <apt-pkg/pkgrecords.h>
  77 #include <apt-pkg/sha1.h>
  78 #include <apt-pkg/sourcelist.h>
  79 #include <apt-pkg/sptr.h>
  80 #include <apt-pkg/strutl.h>
  81 #include <apt-pkg/tagfile.h>
  82
  83 #include <apr-1/apr_pools.h>
  84
  85 #include <sys/types.h>
  86 #include <sys/stat.h>
  87 #include <sys/sysctl.h>
  88 #include <sys/param.h>
  89 #include <sys/mount.h>
  90 #include <sys/reboot.h>
  91
  92 #include <fcntl.h>
  93 #include <notify.h>
  94 #include <dlfcn.h>
  95
  96 extern "C" {
  97 #include <mach-o/nlist.h>
  98 }
  99
 100 #include <cstdio>
 101 #include <cstdlib>
 102 #include <cstring>
 103
 104 #include <errno.h>
 105
 106 #include <Cytore.hpp>
 107 #include "Sources.h"
 108
 109 #include <CydiaSubstrate/CydiaSubstrate.h>
 110 #include "Menes/Menes.h"
 111
 112 #include "CyteKit/IndirectDelegate.h"
 113 #include "CyteKit/PerlCompatibleRegEx.hpp"
 114 #include "CyteKit/TableViewCell.h"
 115 #include "CyteKit/TabBarController.h"
 116 #include "CyteKit/WebScriptObject-Cyte.h"
 117 #include "CyteKit/WebViewController.h"
 118 #include "CyteKit/WebViewTableViewCell.h"
 119 #include "CyteKit/stringWithUTF8Bytes.h"
 120
 121 #include "Cydia/MIMEAddress.h"
 122 #include "Cydia/LoadingViewController.h"
 123 #include "Cydia/ProgressEvent.h"
 124
 125 #include "SDURLCache/SDURLCache.h"
 126 /* }}} */
 127
 128 /* Profiler {{{ */
 129 struct timeval _ltv;
 130 bool _itv;
 131
 132 #define _timestamp ({ \
 133     struct timeval tv; \
 134     gettimeofday(&tv, NULL); \
 135     tv.tv_sec * 1000000 + tv.tv_usec; \
 136 })
 137
 138 typedef std::vector<class ProfileTime *> TimeList;
 139 TimeList times_;
 140
 141 class ProfileTime {
 142   private:
 143     const char *name_;
 144     uint64_t total_;
 145     uint64_t count_;
 146
 147   public:
 148     ProfileTime(const char *name) :
 149         name_(name),
 150         total_(0)
 151     {
 152         times_.push_back(this);
 153     }
 154
 155     void AddTime(uint64_t time) {
 156         total_ += time;
 157         ++count_;
 158     }
 159
 160     void Print() {
 161         if (total_ != 0)
 162             std::cerr << std::setw(7) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 163         total_ = 0;
 164         count_ = 0;
 165     }
 166 };
 167
 168 class ProfileTimer {
 169   private:
 170     ProfileTime &time_;
 171     uint64_t start_;
 172
 173   public:
 174     ProfileTimer(ProfileTime &time) :
 175         time_(time),
 176         start_(_timestamp)
 177     {
 178     }
 179
 180     ~ProfileTimer() {
 181         time_.AddTime(_timestamp - start_);
 182     }
 183 };
 184
 185 void PrintTimes() {
 186     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 187         (*i)->Print();
 188     std::cerr << "========" << std::endl;
 189 }
 190
 191 #define _profile(name) { \
 192     static ProfileTime name(#name); \
 193     ProfileTimer _ ## name(name);
 194
 195 #define _end }
 196 /* }}} */
 197
 198 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 199 #define synchronized(lock) \
 200     synchronized(static_cast<NSObject *>(lock))
 201
 202 extern NSString *Cydia_;
 203
 204 #define lprintf(args...) fprintf(stderr, args)
 205
 206 #define ForRelease 1
 207 #define TraceLogging (1 && !ForRelease)
 208 #define HistogramInsertionSort (0 && !ForRelease)
 209 #define ProfileTimes (0 && !ForRelease)
 210 #define ForSaurik (0 && !ForRelease)
 211 #define LogBrowser (0 && !ForRelease)
 212 #define TrackResize (0 && !ForRelease)
 213 #define ManualRefresh (1 && !ForRelease)
 214 #define ShowInternals (0 && !ForRelease)
 215 #define AlwaysReload (0 && !ForRelease)
 216
 217 #if !TraceLogging
 218 #undef _trace
 219 #define _trace(args...)
 220 #endif
 221
 222 #if !ProfileTimes
 223 #undef _profile
 224 #define _profile(name) {
 225 #undef _end
 226 #define _end }
 227 #define PrintTimes() do {} while (false)
 228 #endif
 229
 230 // Hash Functions/Structures {{{
 231 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 232
 233 union SplitHash {
 234     uint32_t u32;
 235     uint16_t u16[2];
 236 };
 237 // }}}
 238
 239 static NSString *Colon_;
 240 NSString *Elision_;
 241 static NSString *Error_;
 242 static NSString *Warning_;
 243
 244 static NSString *Cache_;
 245
 246 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 247
 248 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 249
 250 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 251     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 252         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 253     else
 254         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 255 }
 256
 257 static bool IsReachable(const char *name) {
 258     SCNetworkReachabilityFlags flags; {
 259         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 260         SCNetworkReachabilityGetFlags(reachability, &flags);
 261         CFRelease(reachability);
 262     }
 263
 264     // XXX: this elaborate mess is what Apple is using to determine this? :(
 265     // XXX: do we care if the user has to intervene? maybe that's ok?
 266     return
 267         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 268             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 269                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 270                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 271             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 272             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 273         )
 274     ;
 275 }
 276
 277 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 278
 279 static _finline NSString *CydiaURL(NSString *path) {
 280     char page[26];
 281     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 282     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 283     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 284     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 285     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 286     page[25] = '\0';
 287     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 288 }
 289
 290 static void ReapZombie(pid_t pid) {
 291     int status;
 292   wait:
 293     if (waitpid(pid, &status, 0) == -1)
 294         if (errno == EINTR)
 295             goto wait;
 296         else _assert(false);
 297 }
 298
 299 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 300     int notify_token;
 301     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 302         notify_set_state(notify_token, newStatus);
 303         notify_cancel(notify_token);
 304     }
 305     notify_post("com.saurik.Cydia.status");
 306 }
 307
 308 static CGFloat CYStatusBarHeight() {
 309     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 310     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 311 }
 312
 313 /* NSForcedOrderingSearch doesn't work on the iPhone */
 314 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 315 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 316 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 317
 318 /* Insertion Sort {{{ */
 319
 320 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 321     const char *ptr = (const char *)list;
 322     while (0 < count) {
 323         CFIndex half = count / 2;
 324         const char *probe = ptr + elementSize * half;
 325         CFComparisonResult cr = comparator(element, probe, context);
 326     if (0 == cr) return (probe - (const char *)list) / elementSize;
 327         ptr = (cr < 0) ? ptr : probe + elementSize;
 328         count = (cr < 0) ? half : (half + (count & 1) - 1);
 329     }
 330     return (ptr - (const char *)list) / elementSize;
 331 }
 332
 333 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 334     const char *ptr = (const char *)list;
 335     while (0 < count) {
 336         CFIndex half = count / 2;
 337         const char *probe = ptr + elementSize * half;
 338         CFComparisonResult cr = comparator(element, probe, context);
 339     if (0 == cr) return (probe - (const char *)list) / elementSize;
 340         ptr = (cr < 0) ? ptr : probe + elementSize;
 341         count = (cr < 0) ? half : (half + (count & 1) - 1);
 342     }
 343     return (ptr - (const char *)list) / elementSize;
 344 }
 345
 346 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 347     if (range.length == 0)
 348         return;
 349     const void **values(new const void *[range.length]);
 350     CFArrayGetValues(array, range, values);
 351
 352 #if HistogramInsertionSort > 0
 353     uint32_t total(0), *offsets(new uint32_t[range.length]);
 354 #endif
 355
 356     for (CFIndex index(1); index != range.length; ++index) {
 357         const void *value(values[index]);
 358         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 359         CFIndex correct(index);
 360         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 361 #if HistogramInsertionSort > 1
 362             NSLog(@"%@ < %@", value, values[correct - 1]);
 363 #endif
 364             if (--correct == 0)
 365                 break;
 366         }
 367         if (correct != index) {
 368             size_t offset(index - correct);
 369 #if HistogramInsertionSort
 370             total += offset;
 371             ++offsets[offset];
 372             if (offset > 10)
 373                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 374 #endif
 375             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 376             values[correct] = value;
 377         }
 378     }
 379
 380     CFArrayReplaceValues(array, range, values, range.length);
 381     delete [] values;
 382
 383 #if HistogramInsertionSort > 0
 384     for (CFIndex index(0); index != range.length; ++index)
 385         if (offsets[index] != 0)
 386             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 387     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 388     delete [] offsets;
 389 #endif
 390 }
 391
 392 /* }}} */
 393
 394 /* Apple Bug Fixes {{{ */
 395 @implementation UIWebDocumentView (Cydia)
 396
 397 - (void) _setScrollerOffset:(CGPoint)offset {
 398     UIScroller *scroller([self _scroller]);
 399
 400     CGSize size([scroller contentSize]);
 401     CGSize bounds([scroller bounds].size);
 402
 403     CGPoint max;
 404     max.x = size.width - bounds.width;
 405     max.y = size.height - bounds.height;
 406
 407     // wtf Apple?!
 408     if (max.x < 0)
 409         max.x = 0;
 410     if (max.y < 0)
 411         max.y = 0;
 412
 413     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 414     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 415
 416     [scroller setOffset:offset];
 417 }
 418
 419 @end
 420 /* }}} */
 421
 422 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 423     size_t length([self length] - state->state);
 424     if (length <= 0)
 425         return 0;
 426     else if (length > count)
 427         length = count;
 428     for (size_t i(0); i != length; ++i)
 429         objects[i] = [self item:state->state++];
 430     state->itemsPtr = objects;
 431     state->mutationsPtr = (unsigned long *) self;
 432     return length;
 433 }
 434
 435 /* Cydia NSString Additions {{{ */
 436 @interface NSString (Cydia)
 437 - (NSComparisonResult) compareByPath:(NSString *)other;
 438 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 439 @end
 440
 441 @implementation NSString (Cydia)
 442
 443 - (NSComparisonResult) compareByPath:(NSString *)other {
 444     NSString *prefix = [self commonPrefixWithString:other options:0];
 445     size_t length = [prefix length];
 446
 447     NSRange lrange = NSMakeRange(length, [self length] - length);
 448     NSRange rrange = NSMakeRange(length, [other length] - length);
 449
 450     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 451     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 452
 453     NSComparisonResult value;
 454
 455     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 456         value = NSOrderedSame;
 457     else if (lrange.location == NSNotFound)
 458         value = NSOrderedAscending;
 459     else if (rrange.location == NSNotFound)
 460         value = NSOrderedDescending;
 461     else
 462         value = NSOrderedSame;
 463
 464     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 465         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 466     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 467         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 468
 469     NSComparisonResult result = [lpath compare:rpath];
 470     return result == NSOrderedSame ? value : result;
 471 }
 472
 473 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 474     return [(id)CFURLCreateStringByAddingPercentEscapes(
 475         kCFAllocatorDefault,
 476         (CFStringRef) self,
 477         NULL,
 478         CFSTR(";/?:@&=+$,"),
 479         kCFStringEncodingUTF8
 480     ) autorelease];
 481 }
 482
 483 @end
 484 /* }}} */
 485
 486 /* C++ NSString Wrapper Cache {{{ */
 487 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 488     return size == 0 ? NULL :
 489         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 490         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 491 }
 492
 493 static _finline CFStringRef CYStringCreate(const char *data) {
 494     return CYStringCreate(data, strlen(data));
 495 }
 496
 497 class CYString {
 498   private:
 499     char *data_;
 500     size_t size_;
 501     CFStringRef cache_;
 502
 503     _finline void clear_() {
 504         if (cache_ != NULL) {
 505             CFRelease(cache_);
 506             cache_ = NULL;
 507         }
 508     }
 509
 510   public:
 511     _finline bool empty() const {
 512         return size_ == 0;
 513     }
 514
 515     _finline size_t size() const {
 516         return size_;
 517     }
 518
 519     _finline char *data() const {
 520         return data_;
 521     }
 522
 523     _finline void clear() {
 524         size_ = 0;
 525         clear_();
 526     }
 527
 528     _finline CYString() :
 529         data_(0),
 530         size_(0),
 531         cache_(NULL)
 532     {
 533     }
 534
 535     _finline ~CYString() {
 536         clear_();
 537     }
 538
 539     void operator =(const CYString &rhs) {
 540         data_ = rhs.data_;
 541         size_ = rhs.size_;
 542
 543         if (rhs.cache_ == nil)
 544             cache_ = NULL;
 545         else
 546             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 547     }
 548
 549     void copy(apr_pool_t *pool) {
 550         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 551         memcpy(temp, data_, size_);
 552         temp[size_] = '\0';
 553         data_ = temp;
 554     }
 555
 556     void set(apr_pool_t *pool, const char *data, size_t size) {
 557         if (size == 0)
 558             clear();
 559         else {
 560             clear_();
 561
 562             data_ = const_cast<char *>(data);
 563             size_ = size;
 564
 565             if (pool != NULL)
 566                 copy(pool);
 567         }
 568     }
 569
 570     _finline void set(apr_pool_t *pool, const char *data) {
 571         set(pool, data, data == NULL ? 0 : strlen(data));
 572     }
 573
 574     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 575         set(pool, rhs.data(), rhs.size());
 576     }
 577
 578     bool operator ==(const CYString &rhs) const {
 579         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 580     }
 581
 582     _finline operator CFStringRef() {
 583         if (cache_ == NULL)
 584             cache_ = CYStringCreate(data_, size_);
 585         return cache_;
 586     }
 587
 588     _finline operator id() {
 589         return (NSString *) static_cast<CFStringRef>(*this);
 590     }
 591
 592     _finline operator const char *() {
 593         return reinterpret_cast<const char *>(data_);
 594     }
 595 };
 596 /* }}} */
 597 /* C++ NSString Algorithm Adapters {{{ */
 598 extern "C" {
 599     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 600 }
 601
 602 struct NSStringMapHash :
 603     std::unary_function<NSString *, size_t>
 604 {
 605     _finline size_t operator ()(NSString *value) const {
 606         return CFStringHashNSString((CFStringRef) value);
 607     }
 608 };
 609
 610 struct NSStringMapLess :
 611     std::binary_function<NSString *, NSString *, bool>
 612 {
 613     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 614         return [lhs compare:rhs] == NSOrderedAscending;
 615     }
 616 };
 617
 618 struct NSStringMapEqual :
 619     std::binary_function<NSString *, NSString *, bool>
 620 {
 621     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 622         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 623         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 624         //[lhs isEqualToString:rhs];
 625     }
 626 };
 627 /* }}} */
 628
 629 /* CoreGraphics Primitives {{{ */
 630 class CYColor {
 631   private:
 632     CGColorRef color_;
 633
 634     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 635         CGFloat color[] = {red, green, blue, alpha};
 636         return CGColorCreate(space, color);
 637     }
 638
 639   public:
 640     CYColor() :
 641         color_(NULL)
 642     {
 643     }
 644
 645     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 646         color_(Create_(space, red, green, blue, alpha))
 647     {
 648         Set(space, red, green, blue, alpha);
 649     }
 650
 651     void Clear() {
 652         if (color_ != NULL)
 653             CGColorRelease(color_);
 654     }
 655
 656     ~CYColor() {
 657         Clear();
 658     }
 659
 660     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 661         Clear();
 662         color_ = Create_(space, red, green, blue, alpha);
 663     }
 664
 665     operator CGColorRef() {
 666         return color_;
 667     }
 668 };
 669 /* }}} */
 670
 671 /* Random Global Variables {{{ */
 672 static int PulseInterval_ = 500000;
 673
 674 static const NSString *UI_;
 675
 676 static int Finish_;
 677 static bool RestartSubstrate_;
 678 static NSArray *Finishes_;
 679
 680 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 681 #define NotifyConfig_ "/etc/notify.conf"
 682
 683 static bool Queuing_;
 684
 685 static CYColor Blue_;
 686 static CYColor Blueish_;
 687 static CYColor Black_;
 688 static CYColor Folder_;
 689 static CYColor Off_;
 690 static CYColor White_;
 691 static CYColor Gray_;
 692 static CYColor Green_;
 693 static CYColor Purple_;
 694 static CYColor Purplish_;
 695
 696 static UIColor *InstallingColor_;
 697 static UIColor *RemovingColor_;
 698
 699 static NSString *App_;
 700
 701 static BOOL Advanced_;
 702 static BOOL Ignored_;
 703
 704 static _H<UIFont> Font12_;
 705 static _H<UIFont> Font12Bold_;
 706 static _H<UIFont> Font14_;
 707 static _H<UIFont> Font18_;
 708 static _H<UIFont> Font18Bold_;
 709 static _H<UIFont> Font22Bold_;
 710
 711 static const char *Machine_ = NULL;
 712 static _H<NSString> System_;
 713 static NSString *SerialNumber_ = nil;
 714 static NSString *ChipID_ = nil;
 715 static NSString *BBSNum_ = nil;
 716 static _H<NSString> Token_;
 717 static _H<NSString> UniqueID_;
 718 static _H<NSString> UserAgent_;
 719 static _H<NSString> Product_;
 720 static _H<NSString> Safari_;
 721
 722 static _H<NSLocale> CollationLocale_;
 723 static _H<NSArray> CollationThumbs_;
 724 static std::vector<NSInteger> CollationOffset_;
 725 static _H<NSArray> CollationTitles_;
 726 static _H<NSArray> CollationStarts_;
 727 static Function<NSString *, NSString *> CollationModify_;
 728
 729 static CFLocaleRef Locale_;
 730 static NSArray *Languages_;
 731 static CGColorSpaceRef space_;
 732
 733 static NSDictionary *SectionMap_;
 734 static NSMutableDictionary *Metadata_;
 735 static _transient NSMutableDictionary *Settings_;
 736 static _transient NSMutableDictionary *Packages_;
 737 static _transient NSMutableDictionary *Values_;
 738 static _transient NSMutableDictionary *Sections_;
 739 _H<NSMutableDictionary> Sources_;
 740 static _transient NSNumber *Version_;
 741 bool Changed_;
 742 static time_t now_;
 743
 744 bool IsWildcat_;
 745 static CGFloat ScreenScale_;
 746 static NSString *Idiom_;
 747 static _H<NSString> Firmware_;
 748 static NSString *Major_;
 749
 750 static _H<NSMutableDictionary> SessionData_;
 751 static _H<NSObject> HostConfig_;
 752 static _H<NSMutableSet> BridgedHosts_;
 753 static _H<NSMutableSet> TokenHosts_;
 754 static _H<NSMutableSet> InsecureHosts_;
 755 static _H<NSMutableSet> PipelinedHosts_;
 756 static _H<NSMutableSet> CachedURLs_;
 757
 758 static NSString *kCydiaProgressEventTypeError = @"Error";
 759 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 760 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 761 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 762 /* }}} */
 763
 764 /* Display Helpers {{{ */
 765 inline float Interpolate(float begin, float end, float fraction) {
 766     return (end - begin) * fraction + begin;
 767 }
 768
 769 static _finline const char *StripVersion_(const char *version) {
 770     const char *colon(strchr(version, ':'));
 771     return colon == NULL ? version : colon + 1;
 772 }
 773
 774 NSString *LocalizeSection(NSString *section) {
 775     static Pcre title_r("^(.*?) \\((.*)\\)$");
 776     if (title_r(section)) {
 777         NSString *parent(title_r[1]);
 778         NSString *child(title_r[2]);
 779
 780         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 781             LocalizeSection(parent),
 782             LocalizeSection(child)
 783         ];
 784     }
 785
 786     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 787 }
 788
 789 NSString *Simplify(NSString *title) {
 790     const char *data = [title UTF8String];
 791     size_t size = [title length];
 792
 793     static Pcre square_r("^\\[(.*)\\]$");
 794     if (square_r(data, size))
 795         return Simplify(square_r[1]);
 796
 797     static Pcre paren_r("^\\((.*)\\)$");
 798     if (paren_r(data, size))
 799         return Simplify(paren_r[1]);
 800
 801     static Pcre title_r("^(.*?) \\((.*)\\)$");
 802     if (title_r(data, size))
 803         return Simplify(title_r[1]);
 804
 805     return title;
 806 }
 807 /* }}} */
 808
 809 NSString *GetLastUpdate() {
 810     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 811
 812     if (update == nil)
 813         return UCLocalize("NEVER_OR_UNKNOWN");
 814
 815     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 816     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 817
 818     CFRelease(formatter);
 819
 820     return [(NSString *) formatted autorelease];
 821 }
 822
 823 bool isSectionVisible(NSString *section) {
 824     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 825     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 826     return hidden == nil || ![hidden boolValue];
 827 }
 828
 829 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 830     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 831     if (entry == MACH_PORT_NULL)
 832         return nil;
 833
 834     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 835     IOObjectRelease(entry);
 836
 837     if (value == NULL)
 838         return nil;
 839     return [(id) value autorelease];
 840 }
 841
 842 static NSString *CYHex(NSData *data, bool reverse = false) {
 843     if (data == nil)
 844         return nil;
 845
 846     size_t length([data length]);
 847     uint8_t bytes[length];
 848     [data getBytes:bytes];
 849
 850     char string[length * 2 + 1];
 851     for (size_t i(0); i != length; ++i)
 852         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 853
 854     return [NSString stringWithUTF8String:string];
 855 }
 856
 857 @class Cydia;
 858
 859 /* Delegate Prototypes {{{ */
 860 @class Package;
 861 @class Source;
 862 @class CydiaProgressEvent;
 863
 864 @protocol DatabaseDelegate
 865 - (void) repairWithSelector:(SEL)selector;
 866 - (void) setConfigurationData:(NSString *)data;
 867 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 868 @end
 869
 870 @class CYPackageController;
 871
 872 @protocol SourceDelegate
 873 - (void) setFetch:(NSNumber *)fetch;
 874 @end
 875
 876 @protocol FetchDelegate
 877 - (bool) isSourceCancelled;
 878 - (void) startSourceFetch:(NSString *)uri;
 879 - (void) stopSourceFetch:(NSString *)uri;
 880 @end
 881
 882 @protocol CydiaDelegate
 883 - (void) returnToCydia;
 884 - (void) saveState;
 885 - (void) retainNetworkActivityIndicator;
 886 - (void) releaseNetworkActivityIndicator;
 887 - (void) clearPackage:(Package *)package;
 888 - (void) installPackage:(Package *)package;
 889 - (void) installPackages:(NSArray *)packages;
 890 - (void) removePackage:(Package *)package;
 891 - (void) beginUpdate;
 892 - (BOOL) updating;
 893 - (bool) requestUpdate;
 894 - (void) distUpgrade;
 895 - (void) loadData;
 896 - (void) updateData;
 897 - (void) _saveConfig;
 898 - (void) syncData;
 899 - (void) addSource:(NSDictionary *)source;
 900 - (void) addTrivialSource:(NSString *)href;
 901 - (UIProgressHUD *) addProgressHUD;
 902 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 903 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 904 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 905 @end
 906 /* }}} */
 907
 908 /* CancelStatus {{{ */
 909 class CancelStatus :
 910     public pkgAcquireStatus
 911 {
 912   private:
 913     bool cancelled_;
 914
 915   public:
 916     CancelStatus() :
 917         cancelled_(false)
 918     {
 919     }
 920
 921     virtual bool MediaChange(std::string media, std::string drive) {
 922         return false;
 923     }
 924
 925     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 926         Done(item);
 927     }
 928
 929     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 930
 931     virtual bool Pulse(pkgAcquire *Owner) {
 932         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 933             return true;
 934         else {
 935             cancelled_ = true;
 936             return false;
 937         }
 938     }
 939
 940     _finline bool WasCancelled() const {
 941         return cancelled_;
 942     }
 943 };
 944 /* }}} */
 945 /* DelegateStatus {{{ */
 946 class CydiaStatus :
 947     public CancelStatus
 948 {
 949   private:
 950     _transient NSObject<ProgressDelegate> *delegate_;
 951
 952   public:
 953     CydiaStatus() :
 954         delegate_(nil)
 955     {
 956     }
 957
 958     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 959         delegate_ = delegate;
 960     }
 961
 962     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 963         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 964         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 965         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 966     }
 967
 968     virtual void Done(pkgAcquire::ItemDesc &item) {
 969         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 970         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 971         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 972     }
 973
 974     virtual void Fail(pkgAcquire::ItemDesc &item) {
 975         if (
 976             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 977             item.Owner->Status == pkgAcquire::Item::StatDone
 978         )
 979             return;
 980
 981         std::string &error(item.Owner->ErrorText);
 982         if (error.empty())
 983             return;
 984
 985         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 986         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 987     }
 988
 989     virtual bool Pulse_(pkgAcquire *Owner) {
 990         double percent(
 991             double(CurrentBytes + CurrentItems) /
 992             double(TotalBytes + TotalItems)
 993         );
 994
 995         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 996             [NSNumber numberWithDouble:percent], @"Percent",
 997
 998             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 999             [NSNumber numberWithDouble:TotalBytes], @"Total",
1000             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1001         nil] waitUntilDone:YES];
1002
1003         return ![delegate_ isProgressCancelled];
1004     }
1005
1006     virtual void Start() {
1007         pkgAcquireStatus::Start();
1008         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1009     }
1010
1011     virtual void Stop() {
1012         pkgAcquireStatus::Stop();
1013         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1014         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1015     }
1016 };
1017 /* }}} */
1018 /* Database Interface {{{ */
1019 typedef std::map< unsigned long, _H<Source> > SourceMap;
1020
1021 @interface Database : NSObject {
1022     NSZone *zone_;
1023     apr_pool_t *pool_;
1024
1025     unsigned era_;
1026
1027     pkgCacheFile cache_;
1028     pkgDepCache::Policy *policy_;
1029     pkgRecords *records_;
1030     pkgProblemResolver *resolver_;
1031     pkgAcquire *fetcher_;
1032     FileFd *lock_;
1033     SPtr<pkgPackageManager> manager_;
1034     pkgSourceList *list_;
1035
1036     SourceMap sourceMap_;
1037     _H<NSMutableArray> sourceList_;
1038
1039     CFMutableArrayRef packages_;
1040
1041     _transient NSObject<DatabaseDelegate> *delegate_;
1042     _transient NSObject<ProgressDelegate> *progress_;
1043
1044     CydiaStatus status_;
1045
1046     int cydiafd_;
1047     int statusfd_;
1048     FILE *input_;
1049
1050     std::map<const char *, _H<NSString> > sections_;
1051 }
1052
1053 + (Database *) sharedInstance;
1054 - (unsigned) era;
1055
1056 - (void) _readCydia:(NSNumber *)fd;
1057 - (void) _readStatus:(NSNumber *)fd;
1058 - (void) _readOutput:(NSNumber *)fd;
1059
1060 - (FILE *) input;
1061
1062 - (Package *) packageWithName:(NSString *)name;
1063
1064 - (pkgCacheFile &) cache;
1065 - (pkgDepCache::Policy *) policy;
1066 - (pkgRecords *) records;
1067 - (pkgProblemResolver *) resolver;
1068 - (pkgAcquire &) fetcher;
1069 - (pkgSourceList &) list;
1070 - (NSArray *) packages;
1071 - (NSArray *) sources;
1072 - (Source *) sourceWithKey:(NSString *)key;
1073 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1074
1075 - (void) configure;
1076 - (bool) prepare;
1077 - (void) perform;
1078 - (bool) upgrade;
1079 - (void) update;
1080
1081 - (void) updateWithStatus:(CancelStatus &)status;
1082
1083 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1084
1085 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1086 - (NSObject<ProgressDelegate> *) progressDelegate;
1087
1088 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1089 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1090 - (void) resetFetch;
1091
1092 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1093
1094 @end
1095 /* }}} */
1096 /* SourceStatus {{{ */
1097 class SourceStatus :
1098     public CancelStatus
1099 {
1100   private:
1101     _transient NSObject<FetchDelegate> *delegate_;
1102     _transient Database *database_;
1103
1104   public:
1105     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1106         delegate_(delegate),
1107         database_(database)
1108     {
1109     }
1110
1111     void Set(bool fetch, pkgAcquire::ItemDesc &desc) {
1112         desc.Owner->ID = 0;
1113         [database_ setFetch:fetch forURI:desc.Owner->DescURI().c_str()];
1114     }
1115
1116     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1117         Set(true, desc);
1118     }
1119
1120     virtual void Done(pkgAcquire::ItemDesc &desc) {
1121         Set(false, desc);
1122     }
1123
1124     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1125         Set(false, desc);
1126     }
1127
1128     virtual bool Pulse_(pkgAcquire *Owner) {
1129         for (pkgAcquire::ItemCIterator item = Owner->ItemsBegin(); item != Owner->ItemsEnd(); ++item)
1130             if ((*item)->ID != 0);
1131             else if ((*item)->Status == pkgAcquire::Item::StatIdle) {
1132                 (*item)->ID = 1;
1133                 [database_ setFetch:true forURI:(*item)->DescURI().c_str()];
1134             } else (*item)->ID = 0;
1135         return ![delegate_ isSourceCancelled];
1136     }
1137
1138     virtual void Stop() {
1139         pkgAcquireStatus::Stop();
1140         [database_ resetFetch];
1141     }
1142 };
1143 /* }}} */
1144 /* ProgressEvent Implementation {{{ */
1145 @implementation CydiaProgressEvent
1146
1147 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1148     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1149 }
1150
1151 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1152     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1153     [event setPackage:package];
1154     return event;
1155 }
1156
1157 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1158     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1159
1160     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1161     NSArray *fields([description componentsSeparatedByString:@" "]);
1162     [event setItem:fields];
1163
1164     if ([fields count] > 3) {
1165         [event setPackage:[fields objectAtIndex:2]];
1166         [event setVersion:[fields objectAtIndex:3]];
1167     }
1168
1169     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1170
1171     return event;
1172 }
1173
1174 + (NSArray *) _attributeKeys {
1175     return [NSArray arrayWithObjects:
1176         @"item",
1177         @"message",
1178         @"package",
1179         @"type",
1180         @"url",
1181         @"version",
1182     nil];
1183 }
1184
1185 - (NSArray *) attributeKeys {
1186     return [[self class] _attributeKeys];
1187 }
1188
1189 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1190     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1191 }
1192
1193 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1194     if ((self = [super init]) != nil) {
1195         message_ = message;
1196         type_ = type;
1197     } return self;
1198 }
1199
1200 - (NSString *) message {
1201     return message_;
1202 }
1203
1204 - (NSString *) type {
1205     return type_;
1206 }
1207
1208 - (NSArray *) item {
1209     return (id) item_ ?: [NSNull null];
1210 }
1211
1212 - (void) setItem:(NSArray *)item {
1213     item_ = item;
1214 }
1215
1216 - (NSString *) package {
1217     return (id) package_ ?: [NSNull null];
1218 }
1219
1220 - (void) setPackage:(NSString *)package {
1221     package_ = package;
1222 }
1223
1224 - (NSString *) url {
1225     return (id) url_ ?: [NSNull null];
1226 }
1227
1228 - (void) setURL:(NSString *)url {
1229     url_ = url;
1230 }
1231
1232 - (void) setVersion:(NSString *)version {
1233     version_ = version;
1234 }
1235
1236 - (NSString *) version {
1237     return (id) version_ ?: [NSNull null];
1238 }
1239
1240 - (NSString *) compound:(NSString *)value {
1241     if (value != nil) {
1242         NSString *mode(nil); {
1243             NSString *type([self type]);
1244             if ([type isEqualToString:kCydiaProgressEventTypeError])
1245                 mode = UCLocalize("ERROR");
1246             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1247                 mode = UCLocalize("WARNING");
1248         }
1249
1250         if (mode != nil)
1251             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1252     }
1253
1254     return value;
1255 }
1256
1257 - (NSString *) compoundMessage {
1258     return [self compound:[self message]];
1259 }
1260
1261 - (NSString *) compoundTitle {
1262     NSString *title;
1263
1264     if (package_ == nil)
1265         title = nil;
1266     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1267         title = [package name];
1268     else
1269         title = package_;
1270
1271     return [self compound:title];
1272 }
1273
1274 @end
1275 /* }}} */
1276
1277 // Cytore Definitions {{{
1278 struct PackageValue :
1279     Cytore::Block
1280 {
1281     Cytore::Offset<PackageValue> next_;
1282
1283     uint32_t index_ : 23;
1284     uint32_t subscribed_ : 1;
1285     uint32_t : 8;
1286
1287     int32_t first_;
1288     int32_t last_;
1289
1290     uint16_t vhash_;
1291     uint16_t nhash_;
1292
1293     char version_[8];
1294     char name_[];
1295 };
1296
1297 struct MetaValue :
1298     Cytore::Block
1299 {
1300     uint32_t active_;
1301     Cytore::Offset<PackageValue> packages_[1 << 16];
1302 };
1303
1304 static Cytore::File<MetaValue> MetaFile_;
1305 // }}}
1306 // Cytore Helper Functions {{{
1307 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1308     SplitHash nhash = { hashlittle(name, length) };
1309
1310     PackageValue *metadata;
1311
1312     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1313     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1314         *offset = MetaFile_.New<PackageValue>(length + 1);
1315         metadata = &MetaFile_.Get(*offset);
1316
1317         if (metadata == NULL) {
1318             if (fail != NULL)
1319                 *fail = true;
1320
1321             metadata = new PackageValue();
1322             memset(metadata, 0, sizeof(*metadata));
1323         }
1324
1325         memcpy(metadata->name_, name, length);
1326         metadata->name_[length] = '\0';
1327         metadata->nhash_ = nhash.u16[1];
1328     } else {
1329         metadata = &MetaFile_.Get(*offset);
1330         if (metadata->nhash_ != nhash.u16[1])
1331             continue;
1332         if (strncmp(metadata->name_, name, length) != 0)
1333             continue;
1334         if (metadata->name_[length] != '\0')
1335             continue;
1336     } break; }
1337
1338     return metadata;
1339 }
1340
1341 static void PackageImport(const void *key, const void *value, void *context) {
1342     bool &fail(*reinterpret_cast<bool *>(context));
1343
1344     char buffer[1024];
1345     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1346         NSLog(@"failed to import package %@", key);
1347         return;
1348     }
1349
1350     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1351     NSDictionary *package((NSDictionary *) value);
1352
1353     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1354         if ([subscribed boolValue] && !metadata->subscribed_)
1355             metadata->subscribed_ = true;
1356
1357     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1358         time_t time([date timeIntervalSince1970]);
1359         if (metadata->first_ > time || metadata->first_ == 0)
1360             metadata->first_ = time;
1361     }
1362
1363     NSDate *date([package objectForKey:@"LastSeen"]);
1364     NSString *version([package objectForKey:@"LastVersion"]);
1365
1366     if (date != nil && version != nil) {
1367         time_t time([date timeIntervalSince1970]);
1368         if (metadata->last_ < time || metadata->last_ == 0)
1369             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1370                 size_t length(strlen(buffer));
1371                 uint16_t vhash(hashlittle(buffer, length));
1372
1373                 size_t capped(std::min<size_t>(8, length));
1374                 char *latest(buffer + length - capped);
1375
1376                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1377                 metadata->vhash_ = vhash;
1378
1379                 metadata->last_ = time;
1380             }
1381     }
1382 }
1383 // }}}
1384
1385 /* Source Class {{{ */
1386 @interface Source : NSObject {
1387     unsigned era_;
1388     Database *database_;
1389     metaIndex *index_;
1390
1391     CYString depiction_;
1392     CYString description_;
1393     CYString label_;
1394     CYString origin_;
1395     CYString support_;
1396
1397     CYString uri_;
1398     CYString distribution_;
1399     CYString type_;
1400     CYString base_;
1401     CYString version_;
1402
1403     _H<NSString> host_;
1404     _H<NSString> authority_;
1405
1406     CYString defaultIcon_;
1407
1408     _H<NSMutableDictionary> record_;
1409     BOOL trusted_;
1410
1411     std::set<std::string> fetches_;
1412     std::set<std::string> files_;
1413     _transient NSObject<SourceDelegate> *delegate_;
1414 }
1415
1416 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1417
1418 - (NSComparisonResult) compareByName:(Source *)source;
1419
1420 - (NSString *) depictionForPackage:(NSString *)package;
1421 - (NSString *) supportForPackage:(NSString *)package;
1422
1423 - (metaIndex *) metaIndex;
1424 - (NSDictionary *) record;
1425 - (BOOL) trusted;
1426
1427 - (NSString *) rooturi;
1428 - (NSString *) distribution;
1429 - (NSString *) type;
1430
1431 - (NSString *) key;
1432 - (NSString *) host;
1433
1434 - (NSString *) name;
1435 - (NSString *) shortDescription;
1436 - (NSString *) label;
1437 - (NSString *) origin;
1438 - (NSString *) version;
1439
1440 - (NSString *) defaultIcon;
1441 - (NSURL *) iconURL;
1442
1443 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1444 - (void) resetFetch;
1445
1446 @end
1447
1448 @implementation Source
1449
1450 + (NSString *) webScriptNameForSelector:(SEL)selector {
1451     if (false);
1452     else if (selector == @selector(addSection:))
1453         return @"addSection";
1454     else if (selector == @selector(getField:))
1455         return @"getField";
1456     else if (selector == @selector(removeSection:))
1457         return @"removeSection";
1458     else if (selector == @selector(remove))
1459         return @"remove";
1460     else
1461         return nil;
1462 }
1463
1464 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1465     return [self webScriptNameForSelector:selector] == nil;
1466 }
1467
1468 + (NSArray *) _attributeKeys {
1469     return [NSArray arrayWithObjects:
1470         @"baseuri",
1471         @"distribution",
1472         @"host",
1473         @"key",
1474         @"iconuri",
1475         @"label",
1476         @"name",
1477         @"origin",
1478         @"rooturi",
1479         @"sections",
1480         @"shortDescription",
1481         @"trusted",
1482         @"type",
1483         @"version",
1484     nil];
1485 }
1486
1487 - (NSArray *) attributeKeys {
1488     return [[self class] _attributeKeys];
1489 }
1490
1491 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1492     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1493 }
1494
1495 - (metaIndex *) metaIndex {
1496     return index_;
1497 }
1498
1499 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1500     trusted_ = index->IsTrusted();
1501
1502     uri_.set(pool, index->GetURI());
1503     distribution_.set(pool, index->GetDist());
1504     type_.set(pool, index->GetType());
1505
1506     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1507     if (dindex != NULL) {
1508         std::string file(dindex->MetaIndexURI(""));
1509         base_.set(pool, file);
1510
1511         pkgAcquire acquire;
1512         _profile(Source$setMetaIndex$GetIndexes)
1513         dindex->GetIndexes(&acquire, true);
1514         _end
1515         _profile(Source$setMetaIndex$DescURI)
1516         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1517             std::string file((*item)->DescURI());
1518             files_.insert(file);
1519             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1520                 continue;
1521             file = file.substr(0, file.length() - 4);
1522             files_.insert(file);
1523             files_.insert(file + ".gz");
1524             files_.insert(file + "Index");
1525         }
1526         _end
1527
1528         FileFd fd;
1529         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1530             _error->Discard();
1531         else {
1532             pkgTagFile tags(&fd);
1533
1534             pkgTagSection section;
1535             tags.Step(section);
1536
1537             struct {
1538                 const char *name_;
1539                 CYString *value_;
1540             } names[] = {
1541                 {"default-icon", &defaultIcon_},
1542                 {"depiction", &depiction_},
1543                 {"description", &description_},
1544                 {"label", &label_},
1545                 {"origin", &origin_},
1546                 {"support", &support_},
1547                 {"version", &version_},
1548             };
1549
1550             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1551                 const char *start, *end;
1552
1553                 if (section.Find(names[i].name_, start, end)) {
1554                     CYString &value(*names[i].value_);
1555                     value.set(pool, start, end - start);
1556                 }
1557             }
1558         }
1559     }
1560
1561     record_ = [Sources_ objectForKey:[self key]];
1562
1563     NSURL *url([NSURL URLWithString:uri_]);
1564
1565     host_ = [url host];
1566     if (host_ != nil)
1567         host_ = [host_ lowercaseString];
1568
1569     if (host_ != nil)
1570         authority_ = host_;
1571     else
1572         authority_ = [url path];
1573 }
1574
1575 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1576     if ((self = [super init]) != nil) {
1577         era_ = [database era];
1578         database_ = database;
1579         index_ = index;
1580
1581         _profile(Source$initWithMetaIndex$setMetaIndex)
1582         [self setMetaIndex:index inPool:pool];
1583         _end
1584     } return self;
1585 }
1586
1587 - (NSString *) getField:(NSString *)name {
1588 @synchronized (database_) {
1589     if ([database_ era] != era_ || index_ == NULL)
1590         return nil;
1591
1592     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1593     if (dindex == NULL)
1594         return nil;
1595
1596     FileFd fd;
1597     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1598          _error->Discard();
1599          return nil;
1600     }
1601
1602     pkgTagFile tags(&fd);
1603
1604     pkgTagSection section;
1605     tags.Step(section);
1606
1607     const char *start, *end;
1608     if (!section.Find([name UTF8String], start, end))
1609         return (NSString *) [NSNull null];
1610
1611     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1612 } }
1613
1614 - (NSComparisonResult) compareByName:(Source *)source {
1615     NSString *lhs = [self name];
1616     NSString *rhs = [source name];
1617
1618     if ([lhs length] != 0 && [rhs length] != 0) {
1619         unichar lhc = [lhs characterAtIndex:0];
1620         unichar rhc = [rhs characterAtIndex:0];
1621
1622         if (isalpha(lhc) && !isalpha(rhc))
1623             return NSOrderedAscending;
1624         else if (!isalpha(lhc) && isalpha(rhc))
1625             return NSOrderedDescending;
1626     }
1627
1628     return [lhs compare:rhs options:LaxCompareOptions_];
1629 }
1630
1631 - (NSString *) depictionForPackage:(NSString *)package {
1632     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1633 }
1634
1635 - (NSString *) supportForPackage:(NSString *)package {
1636     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1637 }
1638
1639 - (NSArray *) sections {
1640     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1641 }
1642
1643 - (void) _addSection:(NSString *)section {
1644     if (record_ == nil)
1645         return;
1646     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1647         if (![sections containsObject:section]) {
1648             [sections addObject:section];
1649             Changed_ = true;
1650         }
1651     } else {
1652         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1653         Changed_ = true;
1654     }
1655 }
1656
1657 - (bool) addSection:(NSString *)section {
1658     if (record_ == nil)
1659         return false;
1660
1661     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1662     return true;
1663 }
1664
1665 - (void) _removeSection:(NSString *)section {
1666     if (record_ == nil)
1667         return;
1668
1669     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1670         if ([sections containsObject:section]) {
1671             [sections removeObject:section];
1672             Changed_ = true;
1673         }
1674 }
1675
1676 - (bool) removeSection:(NSString *)section {
1677     if (record_ == nil)
1678         return false;
1679
1680     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1681     return true;
1682 }
1683
1684 - (void) _remove {
1685     [Sources_ removeObjectForKey:[self key]];
1686     Changed_ = true;
1687 }
1688
1689 - (bool) remove {
1690     bool value(record_ != nil);
1691     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1692     return value;
1693 }
1694
1695 - (NSDictionary *) record {
1696     return record_;
1697 }
1698
1699 - (BOOL) trusted {
1700     return trusted_;
1701 }
1702
1703 - (NSString *) rooturi {
1704     return uri_;
1705 }
1706
1707 - (NSString *) distribution {
1708     return distribution_;
1709 }
1710
1711 - (NSString *) type {
1712     return type_;
1713 }
1714
1715 - (NSString *) baseuri {
1716     return base_.empty() ? nil : (id) base_;
1717 }
1718
1719 - (NSString *) iconuri {
1720     if (NSString *base = [self baseuri])
1721         return [base stringByAppendingString:@"CydiaIcon.png"];
1722
1723     return nil;
1724 }
1725
1726 - (NSURL *) iconURL {
1727     if (NSString *uri = [self iconuri])
1728         return [NSURL URLWithString:uri];
1729     return nil;
1730 }
1731
1732 - (NSString *) key {
1733     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1734 }
1735
1736 - (NSString *) host {
1737     return host_;
1738 }
1739
1740 - (NSString *) name {
1741     return origin_.empty() ? (id) authority_ : origin_;
1742 }
1743
1744 - (NSString *) shortDescription {
1745     return description_;
1746 }
1747
1748 - (NSString *) label {
1749     return label_.empty() ? (id) authority_ : label_;
1750 }
1751
1752 - (NSString *) origin {
1753     return origin_;
1754 }
1755
1756 - (NSString *) version {
1757     return version_;
1758 }
1759
1760 - (NSString *) defaultIcon {
1761     return defaultIcon_;
1762 }
1763
1764 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1765     delegate_ = delegate;
1766 }
1767
1768 - (bool) fetch {
1769     return !fetches_.empty();
1770 }
1771
1772 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1773     if (!fetch) {
1774         if (fetches_.erase(uri) == 0)
1775             return;
1776     } else if (files_.find(uri) == files_.end())
1777         return;
1778     else if (!fetches_.insert(uri).second)
1779         return;
1780
1781     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1782 }
1783
1784 - (void) resetFetch {
1785     fetches_.clear();
1786     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1787 }
1788
1789 @end
1790 /* }}} */
1791 /* CydiaOperation Class {{{ */
1792 @interface CydiaOperation : NSObject {
1793     _H<NSString> operator_;
1794     _H<NSString> value_;
1795 }
1796
1797 - (NSString *) operator;
1798 - (NSString *) value;
1799
1800 @end
1801
1802 @implementation CydiaOperation
1803
1804 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1805     if ((self = [super init]) != nil) {
1806         operator_ = [NSString stringWithUTF8String:_operator];
1807         value_ = [NSString stringWithUTF8String:value];
1808     } return self;
1809 }
1810
1811 + (NSArray *) _attributeKeys {
1812     return [NSArray arrayWithObjects:
1813         @"operator",
1814         @"value",
1815     nil];
1816 }
1817
1818 - (NSArray *) attributeKeys {
1819     return [[self class] _attributeKeys];
1820 }
1821
1822 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1823     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1824 }
1825
1826 - (NSString *) operator {
1827     return operator_;
1828 }
1829
1830 - (NSString *) value {
1831     return value_;
1832 }
1833
1834 @end
1835 /* }}} */
1836 /* CydiaClause Class {{{ */
1837 @interface CydiaClause : NSObject {
1838     _H<NSString> package_;
1839     _H<CydiaOperation> version_;
1840 }
1841
1842 - (NSString *) package;
1843 - (CydiaOperation *) version;
1844
1845 @end
1846
1847 @implementation CydiaClause
1848
1849 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1850     if ((self = [super init]) != nil) {
1851         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1852
1853         if (const char *version = dep.TargetVer())
1854             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1855         else
1856             version_ = (id) [NSNull null];
1857     } return self;
1858 }
1859
1860 + (NSArray *) _attributeKeys {
1861     return [NSArray arrayWithObjects:
1862         @"package",
1863         @"version",
1864     nil];
1865 }
1866
1867 - (NSArray *) attributeKeys {
1868     return [[self class] _attributeKeys];
1869 }
1870
1871 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1872     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1873 }
1874
1875 - (NSString *) package {
1876     return package_;
1877 }
1878
1879 - (CydiaOperation *) version {
1880     return version_;
1881 }
1882
1883 @end
1884 /* }}} */
1885 /* CydiaRelation Class {{{ */
1886 @interface CydiaRelation : NSObject {
1887     _H<NSString> relationship_;
1888     _H<NSMutableArray> clauses_;
1889 }
1890
1891 - (NSString *) relationship;
1892 - (NSArray *) clauses;
1893
1894 @end
1895
1896 @implementation CydiaRelation
1897
1898 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1899     if ((self = [super init]) != nil) {
1900         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1901         clauses_ = [NSMutableArray arrayWithCapacity:8];
1902
1903         pkgCache::DepIterator start;
1904         pkgCache::DepIterator end;
1905         dep.GlobOr(start, end); // ++dep
1906
1907         _forever {
1908             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1909
1910             // yes, seriously. (wtf?)
1911             if (start == end)
1912                 break;
1913             ++start;
1914         }
1915     } return self;
1916 }
1917
1918 + (NSArray *) _attributeKeys {
1919     return [NSArray arrayWithObjects:
1920         @"clauses",
1921         @"relationship",
1922     nil];
1923 }
1924
1925 - (NSArray *) attributeKeys {
1926     return [[self class] _attributeKeys];
1927 }
1928
1929 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1930     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1931 }
1932
1933 - (NSString *) relationship {
1934     return relationship_;
1935 }
1936
1937 - (NSArray *) clauses {
1938     return clauses_;
1939 }
1940
1941 - (void) addClause:(CydiaClause *)clause {
1942     [clauses_ addObject:clause];
1943 }
1944
1945 @end
1946 /* }}} */
1947 /* Package Class {{{ */
1948 struct ParsedPackage {
1949     CYString md5sum_;
1950     CYString tagline_;
1951
1952     CYString architecture_;
1953     CYString icon_;
1954
1955     CYString depiction_;
1956     CYString homepage_;
1957     CYString author_;
1958
1959     CYString support_;
1960 };
1961
1962 @interface Package : NSObject {
1963     uint32_t era_ : 25;
1964     @public uint32_t role_ : 3;
1965     uint32_t essential_ : 1;
1966     uint32_t obsolete_ : 1;
1967     uint32_t ignored_ : 1;
1968     uint32_t pooled_ : 1;
1969
1970     apr_pool_t *pool_;
1971
1972     uint32_t rank_;
1973
1974     _transient Database *database_;
1975
1976     pkgCache::VerIterator version_;
1977     pkgCache::PkgIterator iterator_;
1978     pkgCache::VerFileIterator file_;
1979
1980     CYString id_;
1981     CYString name_;
1982
1983     CYString latest_;
1984     CYString installed_;
1985     time_t updated_;
1986
1987     const char *section_;
1988     _transient NSString *section$_;
1989
1990     _H<Source> source_;
1991
1992     PackageValue *metadata_;
1993     ParsedPackage *parsed_;
1994
1995     _H<NSMutableArray> tags_;
1996 }
1997
1998 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1999 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2000
2001 - (pkgCache::PkgIterator) iterator;
2002 - (void) parse;
2003
2004 - (NSString *) section;
2005 - (NSString *) simpleSection;
2006
2007 - (NSString *) longSection;
2008 - (NSString *) shortSection;
2009
2010 - (NSString *) uri;
2011
2012 - (MIMEAddress *) maintainer;
2013 - (size_t) size;
2014 - (NSString *) longDescription;
2015 - (NSString *) shortDescription;
2016 - (unichar) index;
2017
2018 - (PackageValue *) metadata;
2019 - (time_t) seen;
2020
2021 - (bool) subscribed;
2022 - (bool) setSubscribed:(bool)subscribed;
2023
2024 - (BOOL) ignored;
2025
2026 - (NSString *) latest;
2027 - (NSString *) installed;
2028 - (BOOL) uninstalled;
2029
2030 - (BOOL) valid;
2031 - (BOOL) upgradableAndEssential:(BOOL)essential;
2032 - (BOOL) essential;
2033 - (BOOL) broken;
2034 - (BOOL) unfiltered;
2035 - (BOOL) visible;
2036
2037 - (BOOL) half;
2038 - (BOOL) halfConfigured;
2039 - (BOOL) halfInstalled;
2040 - (BOOL) hasMode;
2041 - (NSString *) mode;
2042
2043 - (NSString *) id;
2044 - (NSString *) name;
2045 - (UIImage *) icon;
2046 - (NSString *) homepage;
2047 - (NSString *) depiction;
2048 - (MIMEAddress *) author;
2049
2050 - (NSString *) support;
2051
2052 - (NSArray *) files;
2053 - (NSArray *) warnings;
2054 - (NSArray *) applications;
2055
2056 - (Source *) source;
2057
2058 - (uint32_t) rank;
2059 - (BOOL) matches:(NSArray *)query;
2060
2061 - (BOOL) hasTag:(NSString *)tag;
2062 - (NSString *) primaryPurpose;
2063 - (NSArray *) purposes;
2064 - (bool) isCommercial;
2065
2066 - (void) setIndex:(size_t)index;
2067
2068 - (CYString &) cyname;
2069
2070 - (uint32_t) compareBySection:(NSArray *)sections;
2071
2072 - (void) install;
2073 - (void) remove;
2074
2075 @end
2076
2077 uint32_t PackageChangesRadix(Package *self, void *) {
2078     union {
2079         uint32_t key;
2080
2081         struct {
2082             uint32_t timestamp : 30;
2083             uint32_t ignored : 1;
2084             uint32_t upgradable : 1;
2085         } bits;
2086     } value;
2087
2088     bool upgradable([self upgradableAndEssential:YES]);
2089     value.bits.upgradable = upgradable ? 1 : 0;
2090
2091     if (upgradable) {
2092         value.bits.timestamp = 0;
2093         value.bits.ignored = [self ignored] ? 0 : 1;
2094         value.bits.upgradable = 1;
2095     } else {
2096         value.bits.timestamp = [self seen] >> 2;
2097         value.bits.ignored = 0;
2098         value.bits.upgradable = 0;
2099     }
2100
2101     return _not(uint32_t) - value.key;
2102 }
2103
2104 CYString &(*PackageName)(Package *self, SEL sel);
2105
2106 uint32_t PackagePrefixRadix(Package *self, void *context) {
2107     size_t offset(reinterpret_cast<size_t>(context));
2108     CYString &name(PackageName(self, @selector(cyname)));
2109
2110     size_t size(name.size());
2111     if (size == 0)
2112         return 0;
2113     char *text(name.data());
2114
2115     size_t zeros;
2116     if (!isdigit(text[0]))
2117         zeros = 0;
2118     else {
2119         size_t digits(1);
2120         while (size != digits && isdigit(text[digits]))
2121             if (++digits == 4)
2122                 break;
2123         zeros = 4 - digits;
2124     }
2125
2126     uint8_t data[4];
2127
2128     if (offset == 0 && zeros != 0) {
2129         memset(data, '0', zeros);
2130         memcpy(data + zeros, text, 4 - zeros);
2131     } else {
2132         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2133         if (size <= offset - zeros)
2134             return 0;
2135
2136         text += offset - zeros;
2137         size -= offset - zeros;
2138
2139         if (size >= 4)
2140             memcpy(data, text, 4);
2141         else {
2142             memcpy(data, text, size);
2143             memset(data + size, 0, 4 - size);
2144         }
2145
2146         for (size_t i(0); i != 4; ++i)
2147             if (isalpha(data[i]))
2148                 data[i] |= 0x20;
2149     }
2150
2151     if (offset == 0)
2152         if (data[0] == '@')
2153             data[0] = 0x7f;
2154         else
2155             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2156
2157     /* XXX: ntohl may be more honest */
2158     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2159 }
2160
2161 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, void *arg) {
2162     _profile(PackageNameCompare)
2163         if (lhn == NULL)
2164             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2165         else if (rhn == NULL)
2166             return kCFCompareGreaterThan;
2167
2168         CFIndex lhl(CFStringGetLength(lhn));
2169
2170         _profile(PackageNameCompare$NumbersLast)
2171             if (lhl != 0 && CFStringGetLength(rhn) != 0) {
2172                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2173                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2174                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2175                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2176                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2177             }
2178         _end
2179
2180         _profile(PackageNameCompare$Compare)
2181             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, lhl), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2182         _end
2183     _end
2184 }
2185
2186 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2187     CYString &lhi(PackageName(lhs, @selector(cyname)));
2188     CYString &rhi(PackageName(rhs, @selector(cyname)));
2189     CFStringRef lhn(lhi), rhn(rhi);
2190     return StringNameCompare(lhn, rhn, arg);
2191 }
2192
2193 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2194     return PackageNameCompare(*lhs, *rhs, arg);
2195 }
2196
2197 struct PackageNameOrdering :
2198     std::binary_function<Package *, Package *, bool>
2199 {
2200     _finline bool operator ()(Package *lhs, Package *rhs) const {
2201         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2202     }
2203 };
2204
2205 @implementation Package
2206
2207 - (NSString *) description {
2208     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2209 }
2210
2211 - (void) dealloc {
2212     if (!pooled_)
2213         apr_pool_destroy(pool_);
2214     if (parsed_ != NULL)
2215         delete parsed_;
2216     [super dealloc];
2217 }
2218
2219 + (NSString *) webScriptNameForSelector:(SEL)selector {
2220     if (false);
2221     else if (selector == @selector(clear))
2222         return @"clear";
2223     else if (selector == @selector(getField:))
2224         return @"getField";
2225     else if (selector == @selector(getRecord))
2226         return @"getRecord";
2227     else if (selector == @selector(hasTag:))
2228         return @"hasTag";
2229     else if (selector == @selector(install))
2230         return @"install";
2231     else if (selector == @selector(remove))
2232         return @"remove";
2233     else
2234         return nil;
2235 }
2236
2237 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2238     return [self webScriptNameForSelector:selector] == nil;
2239 }
2240
2241 + (NSArray *) _attributeKeys {
2242     return [NSArray arrayWithObjects:
2243         @"applications",
2244         @"architecture",
2245         @"author",
2246         @"depiction",
2247         @"essential",
2248         @"homepage",
2249         @"icon",
2250         @"id",
2251         @"installed",
2252         @"latest",
2253         @"longDescription",
2254         @"longSection",
2255         @"maintainer",
2256         @"md5sum",
2257         @"mode",
2258         @"name",
2259         @"purposes",
2260         @"relations",
2261         @"section",
2262         @"selection",
2263         @"shortDescription",
2264         @"shortSection",
2265         @"simpleSection",
2266         @"size",
2267         @"source",
2268         @"state",
2269         @"support",
2270         @"tags",
2271         @"warnings",
2272     nil];
2273 }
2274
2275 - (NSArray *) attributeKeys {
2276     return [[self class] _attributeKeys];
2277 }
2278
2279 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2280     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2281 }
2282
2283 - (NSArray *) relations {
2284 @synchronized (database_) {
2285     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2286     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2287         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2288     return relations;
2289 } }
2290
2291 - (NSString *) architecture {
2292     [self parse];
2293 @synchronized (database_) {
2294     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2295 } }
2296
2297 - (NSString *) getField:(NSString *)name {
2298 @synchronized (database_) {
2299     if ([database_ era] != era_ || file_.end())
2300         return nil;
2301
2302     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2303
2304     const char *start, *end;
2305     if (!parser.Find([name UTF8String], start, end))
2306         return (NSString *) [NSNull null];
2307
2308     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2309 } }
2310
2311 - (NSString *) getRecord {
2312 @synchronized (database_) {
2313     if ([database_ era] != era_ || file_.end())
2314         return nil;
2315
2316     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2317
2318     const char *start, *end;
2319     parser.GetRec(start, end);
2320
2321     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2322 } }
2323
2324 - (void) parse {
2325     if (parsed_ != NULL)
2326         return;
2327 @synchronized (database_) {
2328     if ([database_ era] != era_ || file_.end())
2329         return;
2330
2331     ParsedPackage *parsed(new ParsedPackage);
2332     parsed_ = parsed;
2333
2334     _profile(Package$parse)
2335         pkgRecords::Parser *parser;
2336
2337         _profile(Package$parse$Lookup)
2338             parser = &[database_ records]->Lookup(file_);
2339         _end
2340
2341         CYString bugs;
2342         CYString website;
2343
2344         _profile(Package$parse$Find)
2345             struct {
2346                 const char *name_;
2347                 CYString *value_;
2348             } names[] = {
2349                 {"architecture", &parsed->architecture_},
2350                 {"icon", &parsed->icon_},
2351                 {"depiction", &parsed->depiction_},
2352                 {"homepage", &parsed->homepage_},
2353                 {"website", &website},
2354                 {"bugs", &bugs},
2355                 {"support", &parsed->support_},
2356                 {"author", &parsed->author_},
2357                 {"md5sum", &parsed->md5sum_},
2358             };
2359
2360             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2361                 const char *start, *end;
2362
2363                 if (parser->Find(names[i].name_, start, end)) {
2364                     CYString &value(*names[i].value_);
2365                     _profile(Package$parse$Value)
2366                         value.set(pool_, start, end - start);
2367                     _end
2368                 }
2369             }
2370         _end
2371
2372         _profile(Package$parse$Tagline)
2373             const char *start, *end;
2374             if (parser->ShortDesc(start, end)) {
2375                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2376                 if (stop == NULL)
2377                     stop = end;
2378                 while (stop != start && stop[-1] == '\r')
2379                     --stop;
2380                 parsed->tagline_.set(pool_, start, stop - start);
2381             }
2382         _end
2383
2384         _profile(Package$parse$Retain)
2385             if (parsed->homepage_.empty())
2386                 parsed->homepage_ = website;
2387             if (parsed->homepage_ == parsed->depiction_)
2388                 parsed->homepage_.clear();
2389             if (parsed->support_.empty())
2390                 parsed->support_ = bugs;
2391         _end
2392     _end
2393 } }
2394
2395 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2396     if ((self = [super init]) != nil) {
2397     _profile(Package$initWithVersion)
2398         if (pool == NULL)
2399             apr_pool_create(&pool_, NULL);
2400         else {
2401             pool_ = pool;
2402             pooled_ = true;
2403         }
2404
2405         database_ = database;
2406         era_ = [database era];
2407
2408         version_ = version;
2409
2410         pkgCache::PkgIterator iterator(version.ParentPkg());
2411         iterator_ = iterator;
2412
2413         _profile(Package$initWithVersion$Version)
2414             if (!version_.end())
2415                 file_ = version_.FileList();
2416             else {
2417                 pkgCache &cache([database_ cache]);
2418                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2419             }
2420         _end
2421
2422         _profile(Package$initWithVersion$Cache)
2423             name_.set(NULL, iterator.Display());
2424
2425             latest_.set(NULL, StripVersion_(version_.VerStr()));
2426
2427             pkgCache::VerIterator current(iterator.CurrentVer());
2428             if (!current.end())
2429                 installed_.set(NULL, StripVersion_(current.VerStr()));
2430         _end
2431
2432         _profile(Package$initWithVersion$Tags)
2433             pkgCache::TagIterator tag(iterator.TagList());
2434             if (!tag.end()) {
2435                 tags_ = [NSMutableArray arrayWithCapacity:8];
2436
2437                 goto tag; for (; !tag.end(); ++tag) tag: {
2438                     const char *name(tag.Name());
2439                     NSString *string((NSString *) CYStringCreate(name));
2440                     if (string == nil)
2441                         continue;
2442
2443                     [tags_ addObject:[string autorelease]];
2444
2445                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2446                         if (strcmp(name + 6, "enduser") == 0)
2447                             role_ = 1;
2448                         else if (strcmp(name + 6, "hacker") == 0)
2449                             role_ = 2;
2450                         else if (strcmp(name + 6, "developer") == 0)
2451                             role_ = 3;
2452                         else if (strcmp(name + 6, "cydia") == 0)
2453                             role_ = 7;
2454                         else
2455                             role_ = 4;
2456                     }
2457
2458                     if (strncmp(name, "cydia::", 7) == 0) {
2459                         if (strcmp(name + 7, "essential") == 0)
2460                             essential_ = true;
2461                         else if (strcmp(name + 7, "obsolete") == 0)
2462                             obsolete_ = true;
2463                     }
2464                 }
2465             }
2466         _end
2467
2468         _profile(Package$initWithVersion$Metadata)
2469             const char *mixed(iterator.Name());
2470             size_t size(strlen(mixed));
2471             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2472             char lower[prefix + size + 5 + 1];
2473
2474             for (size_t i(0); i != size; ++i)
2475                 lower[prefix + i] = mixed[i] | 0x20;
2476
2477             if (!installed_.empty()) {
2478                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2479                 memcpy(lower + prefix + size, ".list", 6);
2480                 struct stat info;
2481                 if (stat(lower, &info) != -1)
2482                     updated_ = info.st_birthtime;
2483             }
2484
2485             PackageValue *metadata(PackageFind(lower + prefix, size));
2486             metadata_ = metadata;
2487
2488             id_.set(NULL, metadata->name_, size);
2489
2490             const char *latest(version_.VerStr());
2491             size_t length(strlen(latest));
2492
2493             uint16_t vhash(hashlittle(latest, length));
2494
2495             size_t capped(std::min<size_t>(8, length));
2496             latest = latest + length - capped;
2497
2498             if (metadata->first_ == 0)
2499                 metadata->first_ = now_;
2500
2501             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2502                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2503                 metadata->vhash_ = vhash;
2504                 metadata->last_ = now_;
2505             } else if (metadata->last_ == 0)
2506                 metadata->last_ = metadata->first_;
2507         _end
2508
2509         _profile(Package$initWithVersion$Section)
2510             section_ = version_.Section();
2511         _end
2512
2513         _profile(Package$initWithVersion$Flags)
2514             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2515             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2516         _end
2517     _end } return self;
2518 }
2519
2520 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2521     pkgCache::VerIterator version;
2522
2523     _profile(Package$packageWithIterator$GetCandidateVer)
2524         version = [database policy]->GetCandidateVer(iterator);
2525     _end
2526
2527     if (version.end())
2528         return nil;
2529
2530     Package *package;
2531
2532     _profile(Package$packageWithIterator$Allocate)
2533         package = [Package allocWithZone:zone];
2534     _end
2535
2536     _profile(Package$packageWithIterator$Initialize)
2537         package = [package
2538             initWithVersion:version
2539             withZone:zone
2540             inPool:pool
2541             database:database
2542         ];
2543     _end
2544
2545     _profile(Package$packageWithIterator$Autorelease)
2546         package = [package autorelease];
2547     _end
2548
2549     return package;
2550 }
2551
2552 - (pkgCache::PkgIterator) iterator {
2553     return iterator_;
2554 }
2555
2556 - (NSString *) section {
2557     if (section$_ == nil) {
2558         if (section_ == NULL)
2559             return nil;
2560
2561         _profile(Package$section$mappedSectionForPointer)
2562             section$_ = [database_ mappedSectionForPointer:section_];
2563         _end
2564     } return section$_;
2565 }
2566
2567 - (NSString *) simpleSection {
2568     if (NSString *section = [self section])
2569         return Simplify(section);
2570     else
2571         return nil;
2572 }
2573
2574 - (NSString *) longSection {
2575     return LocalizeSection([self section]);
2576 }
2577
2578 - (NSString *) shortSection {
2579     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2580 }
2581
2582 - (NSString *) uri {
2583     return nil;
2584 #if 0
2585     pkgIndexFile *index;
2586     pkgCache::PkgFileIterator file(file_.File());
2587     if (![database_ list].FindIndex(file, index))
2588         return nil;
2589     return [NSString stringWithUTF8String:iterator_->Path];
2590     //return [NSString stringWithUTF8String:file.Site()];
2591     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2592 #endif
2593 }
2594
2595 - (MIMEAddress *) maintainer {
2596 @synchronized (database_) {
2597     if ([database_ era] != era_ || file_.end())
2598         return nil;
2599
2600     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2601     const std::string &maintainer(parser->Maintainer());
2602     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2603 } }
2604
2605 - (NSString *) md5sum {
2606     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2607 }
2608
2609 - (size_t) size {
2610 @synchronized (database_) {
2611     if ([database_ era] != era_ || version_.end())
2612         return 0;
2613
2614     return version_->InstalledSize;
2615 } }
2616
2617 - (NSString *) longDescription {
2618 @synchronized (database_) {
2619     if ([database_ era] != era_ || file_.end())
2620         return nil;
2621
2622     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2623     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2624
2625     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2626     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2627     if ([lines count] < 2)
2628         return nil;
2629
2630     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2631     for (size_t i(1), e([lines count]); i != e; ++i) {
2632         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2633         [trimmed addObject:trim];
2634     }
2635
2636     return [trimmed componentsJoinedByString:@"\n"];
2637 } }
2638
2639 - (NSString *) shortDescription {
2640     if (parsed_ != NULL)
2641         return static_cast<NSString *>(parsed_->tagline_);
2642
2643 @synchronized (database_) {
2644     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2645
2646     const char *start, *end;
2647     if (!parser.ShortDesc(start, end))
2648         return nil;
2649
2650     if (end - start > 200)
2651         end = start + 200;
2652
2653     /*
2654     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2655         end = stop;
2656
2657     while (end != start && end[-1] == '\r')
2658         --end;
2659     */
2660
2661     return [(id) CYStringCreate(start, end - start) autorelease];
2662 } }
2663
2664 - (unichar) index {
2665     _profile(Package$index)
2666         CFStringRef name((CFStringRef) [self name]);
2667         if (CFStringGetLength(name) == 0)
2668             return '#';
2669         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2670         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2671             return '#';
2672         return toupper(character);
2673     _end
2674 }
2675
2676 - (PackageValue *) metadata {
2677     return metadata_;
2678 }
2679
2680 - (time_t) seen {
2681     PackageValue *metadata([self metadata]);
2682     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2683 }
2684
2685 - (bool) subscribed {
2686     return [self metadata]->subscribed_;
2687 }
2688
2689 - (bool) setSubscribed:(bool)subscribed {
2690     PackageValue *metadata([self metadata]);
2691     if (metadata->subscribed_ == subscribed)
2692         return false;
2693     metadata->subscribed_ = subscribed;
2694     return true;
2695 }
2696
2697 - (BOOL) ignored {
2698     return ignored_;
2699 }
2700
2701 - (NSString *) latest {
2702     return latest_;
2703 }
2704
2705 - (NSString *) installed {
2706     return installed_;
2707 }
2708
2709 - (BOOL) uninstalled {
2710     return installed_.empty();
2711 }
2712
2713 - (BOOL) valid {
2714     return !version_.end();
2715 }
2716
2717 - (BOOL) upgradableAndEssential:(BOOL)essential {
2718     _profile(Package$upgradableAndEssential)
2719         pkgCache::VerIterator current(iterator_.CurrentVer());
2720         if (current.end())
2721             return essential && essential_;
2722         else
2723             return !version_.end() && version_ != current;
2724     _end
2725 }
2726
2727 - (BOOL) essential {
2728     return essential_;
2729 }
2730
2731 - (BOOL) broken {
2732     return [database_ cache][iterator_].InstBroken();
2733 }
2734
2735 - (BOOL) unfiltered {
2736     _profile(Package$unfiltered$obsolete)
2737         if (_unlikely(obsolete_))
2738             return false;
2739     _end
2740
2741     _profile(Package$unfiltered$role)
2742         if (_unlikely(role_ > 3))
2743             return false;
2744     _end
2745
2746     return true;
2747 }
2748
2749 - (BOOL) visible {
2750     if (![self unfiltered])
2751         return false;
2752
2753     NSString *section;
2754
2755     _profile(Package$visible$section)
2756         section = [self section];
2757     _end
2758
2759     _profile(Package$visible$isSectionVisible)
2760         if (!isSectionVisible(section))
2761             return false;
2762     _end
2763
2764     return true;
2765 }
2766
2767 - (BOOL) half {
2768     unsigned char current(iterator_->CurrentState);
2769     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2770 }
2771
2772 - (BOOL) halfConfigured {
2773     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2774 }
2775
2776 - (BOOL) halfInstalled {
2777     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2778 }
2779
2780 - (BOOL) hasMode {
2781 @synchronized (database_) {
2782     if ([database_ era] != era_ || iterator_.end())
2783         return NO;
2784
2785     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2786     return state.Mode != pkgDepCache::ModeKeep;
2787 } }
2788
2789 - (NSString *) mode {
2790 @synchronized (database_) {
2791     if ([database_ era] != era_ || iterator_.end())
2792         return nil;
2793
2794     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2795
2796     switch (state.Mode) {
2797         case pkgDepCache::ModeDelete:
2798             if ((state.iFlags & pkgDepCache::Purge) != 0)
2799                 return @"PURGE";
2800             else
2801                 return @"REMOVE";
2802         case pkgDepCache::ModeKeep:
2803             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2804                 return @"REINSTALL";
2805             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2806                 return nil;*/
2807             else
2808                 return nil;
2809         case pkgDepCache::ModeInstall:
2810             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2811                 return @"REINSTALL";
2812             else*/ switch (state.Status) {
2813                 case -1:
2814                     return @"DOWNGRADE";
2815                 case 0:
2816                     return @"INSTALL";
2817                 case 1:
2818                     return @"UPGRADE";
2819                 case 2:
2820                     return @"NEW_INSTALL";
2821                 _nodefault
2822             }
2823         _nodefault
2824     }
2825 } }
2826
2827 - (NSString *) id {
2828     return id_;
2829 }
2830
2831 - (NSString *) name {
2832     return name_.empty() ? id_ : name_;
2833 }
2834
2835 - (UIImage *) icon {
2836     NSString *section = [self simpleSection];
2837
2838     UIImage *icon(nil);
2839     if (parsed_ != NULL)
2840         if (NSString *href = parsed_->icon_)
2841             if ([href hasPrefix:@"file:///"])
2842                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2843     if (icon == nil) if (section != nil)
2844         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2845     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2846         if ([dicon hasPrefix:@"file:///"])
2847             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2848     if (icon == nil)
2849         icon = [UIImage applicationImageNamed:@"unknown.png"];
2850     return icon;
2851 }
2852
2853 - (NSString *) homepage {
2854     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2855 }
2856
2857 - (NSString *) depiction {
2858     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2859 }
2860
2861 - (MIMEAddress *) author {
2862     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2863 }
2864
2865 - (NSString *) support {
2866     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2867 }
2868
2869 - (NSArray *) files {
2870     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2871     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2872
2873     std::ifstream fin;
2874     fin.open([path UTF8String]);
2875     if (!fin.is_open())
2876         return nil;
2877
2878     std::string line;
2879     while (std::getline(fin, line))
2880         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2881
2882     return files;
2883 }
2884
2885 - (NSString *) state {
2886 @synchronized (database_) {
2887     if ([database_ era] != era_ || file_.end())
2888         return nil;
2889
2890     switch (iterator_->CurrentState) {
2891         case pkgCache::State::NotInstalled:
2892             return @"NotInstalled";
2893         case pkgCache::State::UnPacked:
2894             return @"UnPacked";
2895         case pkgCache::State::HalfConfigured:
2896             return @"HalfConfigured";
2897         case pkgCache::State::HalfInstalled:
2898             return @"HalfInstalled";
2899         case pkgCache::State::ConfigFiles:
2900             return @"ConfigFiles";
2901         case pkgCache::State::Installed:
2902             return @"Installed";
2903         case pkgCache::State::TriggersAwaited:
2904             return @"TriggersAwaited";
2905         case pkgCache::State::TriggersPending:
2906             return @"TriggersPending";
2907     }
2908
2909     return (NSString *) [NSNull null];
2910 } }
2911
2912 - (NSString *) selection {
2913 @synchronized (database_) {
2914     if ([database_ era] != era_ || file_.end())
2915         return nil;
2916
2917     switch (iterator_->SelectedState) {
2918         case pkgCache::State::Unknown:
2919             return @"Unknown";
2920         case pkgCache::State::Install:
2921             return @"Install";
2922         case pkgCache::State::Hold:
2923             return @"Hold";
2924         case pkgCache::State::DeInstall:
2925             return @"DeInstall";
2926         case pkgCache::State::Purge:
2927             return @"Purge";
2928     }
2929
2930     return (NSString *) [NSNull null];
2931 } }
2932
2933 - (NSArray *) warnings {
2934     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2935     const char *name(iterator_.Name());
2936
2937     size_t length(strlen(name));
2938     if (length < 2) invalid:
2939         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2940     else for (size_t i(0); i != length; ++i)
2941         if (
2942             /* XXX: technically this is not allowed */
2943             (name[i] < 'A' || name[i] > 'Z') &&
2944             (name[i] < 'a' || name[i] > 'z') &&
2945             (name[i] < '0' || name[i] > '9') &&
2946             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2947         ) goto invalid;
2948
2949     if (strcmp(name, "cydia") != 0) {
2950         bool cydia = false;
2951         bool user = false;
2952         bool _private = false;
2953         bool stash = false;
2954
2955         bool repository = [[self section] isEqualToString:@"Repositories"];
2956
2957         if (NSArray *files = [self files])
2958             for (NSString *file in files)
2959                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2960                     cydia = true;
2961                 else if (!user && [file isEqualToString:@"/User"])
2962                     user = true;
2963                 else if (!_private && [file isEqualToString:@"/private"])
2964                     _private = true;
2965                 else if (!stash && [file isEqualToString:@"/var/stash"])
2966                     stash = true;
2967
2968         /* XXX: this is not sensitive enough. only some folders are valid. */
2969         if (cydia && !repository)
2970             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2971         if (user)
2972             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2973         if (_private)
2974             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2975         if (stash)
2976             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2977     }
2978
2979     return [warnings count] == 0 ? nil : warnings;
2980 }
2981
2982 - (NSArray *) applications {
2983     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2984
2985     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2986
2987     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2988     if (NSArray *files = [self files])
2989         for (NSString *file in files)
2990             if (application_r(file)) {
2991                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2992                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2993                 if ([id isEqualToString:me])
2994                     continue;
2995
2996                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2997                 if (display == nil)
2998                     display = application_r[1];
2999
3000                 NSString *bundle([file stringByDeletingLastPathComponent]);
3001                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3002                 // XXX: maybe this should check if this is really a string, not just for length
3003                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3004                     icon = @"icon.png";
3005                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3006
3007                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3008                 [applications addObject:application];
3009
3010                 [application addObject:id];
3011                 [application addObject:display];
3012                 [application addObject:url];
3013             }
3014
3015     return [applications count] == 0 ? nil : applications;
3016 }
3017
3018 - (Source *) source {
3019     if (source_ == nil) {
3020         @synchronized (database_) {
3021             if ([database_ era] != era_ || file_.end())
3022                 source_ = (Source *) [NSNull null];
3023             else
3024                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3025         }
3026     }
3027
3028     return source_ == (Source *) [NSNull null] ? nil : source_;
3029 }
3030
3031 - (uint32_t) updated {
3032     return std::numeric_limits<uint32_t>::max() - updated_;
3033 }
3034
3035 - (uint32_t) rank {
3036     return rank_;
3037 }
3038
3039 - (BOOL) matches:(NSArray *)query {
3040     if (query == nil || [query count] == 0)
3041         return NO;
3042
3043     rank_ = 0;
3044
3045     NSString *string;
3046     NSRange range;
3047     NSUInteger length;
3048
3049     string = [self name];
3050     length = [string length];
3051
3052     for (NSString *term in query) {
3053         range = [string rangeOfString:term options:MatchCompareOptions_];
3054         if (range.location != NSNotFound)
3055             rank_ -= 6 * 1000000 / length;
3056     }
3057
3058     if (rank_ == 0) {
3059         string = [self id];
3060         length = [string length];
3061
3062         for (NSString *term in query) {
3063             range = [string rangeOfString:term options:MatchCompareOptions_];
3064             if (range.location != NSNotFound)
3065                 rank_ -= 6 * 1000000 / length;
3066         }
3067     }
3068
3069     string = [self shortDescription];
3070     length = [string length];
3071     NSUInteger stop(std::min<NSUInteger>(length, 200));
3072
3073     for (NSString *term in query) {
3074         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3075         if (range.location != NSNotFound)
3076             rank_ -= 2 * 100000;
3077     }
3078
3079     return rank_ != 0;
3080 }
3081
3082 - (NSArray *) tags {
3083     return tags_;
3084 }
3085
3086 - (BOOL) hasTag:(NSString *)tag {
3087     return tags_ == nil ? NO : [tags_ containsObject:tag];
3088 }
3089
3090 - (NSString *) primaryPurpose {
3091     for (NSString *tag in (NSArray *) tags_)
3092         if ([tag hasPrefix:@"purpose::"])
3093             return [tag substringFromIndex:9];
3094     return nil;
3095 }
3096
3097 - (NSArray *) purposes {
3098     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3099     for (NSString *tag in (NSArray *) tags_)
3100         if ([tag hasPrefix:@"purpose::"])
3101             [purposes addObject:[tag substringFromIndex:9]];
3102     return [purposes count] == 0 ? nil : purposes;
3103 }
3104
3105 - (bool) isCommercial {
3106     return [self hasTag:@"cydia::commercial"];
3107 }
3108
3109 - (void) setIndex:(size_t)index {
3110     if (metadata_->index_ != index)
3111         metadata_->index_ = index;
3112 }
3113
3114 - (CYString &) cyname {
3115     return name_.empty() ? id_ : name_;
3116 }
3117
3118 - (uint32_t) compareBySection:(NSArray *)sections {
3119     NSString *section([self section]);
3120     for (size_t i(0), e([sections count]); i != e; ++i) {
3121         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3122             return i;
3123     }
3124
3125     return _not(uint32_t);
3126 }
3127
3128 - (void) clear {
3129 @synchronized (database_) {
3130     pkgProblemResolver *resolver = [database_ resolver];
3131     resolver->Clear(iterator_);
3132
3133     pkgCacheFile &cache([database_ cache]);
3134     cache->SetReInstall(iterator_, false);
3135     cache->MarkKeep(iterator_, false);
3136 } }
3137
3138 - (void) install {
3139 @synchronized (database_) {
3140     pkgProblemResolver *resolver = [database_ resolver];
3141     resolver->Clear(iterator_);
3142     resolver->Protect(iterator_);
3143
3144     pkgCacheFile &cache([database_ cache]);
3145     cache->SetReInstall(iterator_, false);
3146     cache->MarkInstall(iterator_, false);
3147
3148     pkgDepCache::StateCache &state((*cache)[iterator_]);
3149     if (!state.Install())
3150         cache->SetReInstall(iterator_, true);
3151 } }
3152
3153 - (void) remove {
3154 @synchronized (database_) {
3155     pkgProblemResolver *resolver = [database_ resolver];
3156     resolver->Clear(iterator_);
3157     resolver->Remove(iterator_);
3158     resolver->Protect(iterator_);
3159
3160     pkgCacheFile &cache([database_ cache]);
3161     cache->SetReInstall(iterator_, false);
3162     cache->MarkDelete(iterator_, true);
3163 } }
3164
3165 @end
3166 /* }}} */
3167 /* Section Class {{{ */
3168 @interface Section : NSObject {
3169     _H<NSString> name_;
3170     size_t row_;
3171     size_t count_;
3172     _H<NSString> localized_;
3173 }
3174
3175 - (NSComparisonResult) compareByLocalized:(Section *)section;
3176 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3177 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3178 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3179
3180 - (NSString *) name;
3181 - (void) setName:(NSString *)name;
3182
3183 - (size_t) row;
3184 - (size_t) count;
3185
3186 - (void) addToRow;
3187 - (void) addToCount;
3188
3189 - (void) setCount:(size_t)count;
3190 - (NSString *) localized;
3191
3192 @end
3193
3194 @implementation Section
3195
3196 - (NSComparisonResult) compareByLocalized:(Section *)section {
3197     NSString *lhs(localized_);
3198     NSString *rhs([section localized]);
3199
3200     /*if ([lhs length] != 0 && [rhs length] != 0) {
3201         unichar lhc = [lhs characterAtIndex:0];
3202         unichar rhc = [rhs characterAtIndex:0];
3203
3204         if (isalpha(lhc) && !isalpha(rhc))
3205             return NSOrderedAscending;
3206         else if (!isalpha(lhc) && isalpha(rhc))
3207             return NSOrderedDescending;
3208     }*/
3209
3210     return [lhs compare:rhs options:LaxCompareOptions_];
3211 }
3212
3213 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3214     if ((self = [self initWithName:name localize:NO]) != nil) {
3215         if (localized != nil)
3216             localized_ = localized;
3217     } return self;
3218 }
3219
3220 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3221     return [self initWithName:name row:0 localize:localize];
3222 }
3223
3224 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3225     if ((self = [super init]) != nil) {
3226         name_ = name;
3227         row_ = row;
3228         if (localize)
3229             localized_ = LocalizeSection(name_);
3230     } return self;
3231 }
3232
3233 - (NSString *) name {
3234     return name_;
3235 }
3236
3237 - (void) setName:(NSString *)name {
3238     name_ = name;
3239 }
3240
3241 - (size_t) row {
3242     return row_;
3243 }
3244
3245 - (size_t) count {
3246     return count_;
3247 }
3248
3249 - (void) addToRow {
3250     ++row_;
3251 }
3252
3253 - (void) addToCount {
3254     ++count_;
3255 }
3256
3257 - (void) setCount:(size_t)count {
3258     count_ = count;
3259 }
3260
3261 - (NSString *) localized {
3262     return localized_;
3263 }
3264
3265 @end
3266 /* }}} */
3267
3268 class CydiaLogCleaner :
3269     public pkgArchiveCleaner
3270 {
3271   protected:
3272     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3273         unlink(File);
3274     }
3275 };
3276
3277 /* Database Implementation {{{ */
3278 @implementation Database
3279
3280 + (Database *) sharedInstance {
3281     static _H<Database> instance;
3282     if (instance == nil)
3283         instance = [[[Database alloc] init] autorelease];
3284     return instance;
3285 }
3286
3287 - (unsigned) era {
3288     return era_;
3289 }
3290
3291 - (void) releasePackages {
3292     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3293     CFArrayRemoveAllValues(packages_);
3294 }
3295
3296 - (void) dealloc {
3297     // XXX: actually implement this thing
3298     _assert(false);
3299     [self releasePackages];
3300     apr_pool_destroy(pool_);
3301     NSRecycleZone(zone_);
3302     [super dealloc];
3303 }
3304
3305 - (void) _readCydia:(NSNumber *)fd {
3306     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3307     std::istream is(&ib);
3308     std::string line;
3309
3310     static Pcre finish_r("^finish:([^:]*)$");
3311
3312     while (std::getline(is, line)) {
3313         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3314
3315         const char *data(line.c_str());
3316         size_t size = line.size();
3317         lprintf("C:%s\n", data);
3318
3319         if (finish_r(data, size)) {
3320             NSString *finish = finish_r[1];
3321             int index = [Finishes_ indexOfObject:finish];
3322             if (index != INT_MAX && index > Finish_)
3323                 Finish_ = index;
3324         }
3325
3326         [pool release];
3327     }
3328
3329     _assume(false);
3330 }
3331
3332 - (void) _readStatus:(NSNumber *)fd {
3333     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3334     std::istream is(&ib);
3335     std::string line;
3336
3337     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3338     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3339
3340     while (std::getline(is, line)) {
3341         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3342
3343         const char *data(line.c_str());
3344         size_t size(line.size());
3345         lprintf("S:%s\n", data);
3346
3347         if (conffile_r(data, size)) {
3348             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3349             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3350         } else if (strncmp(data, "status: ", 8) == 0) {
3351             // status: <package>: {unpacked,half-configured,installed}
3352             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3353             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3354         } else if (strncmp(data, "processing: ", 12) == 0) {
3355             // processing: configure: config-test
3356             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3357             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3358         } else if (pmstatus_r(data, size)) {
3359             std::string type([pmstatus_r[1] UTF8String]);
3360
3361             NSString *package = pmstatus_r[2];
3362             if ([package isEqualToString:@"dpkg-exec"])
3363                 package = nil;
3364
3365             float percent([pmstatus_r[3] floatValue]);
3366             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3367
3368             NSString *string = pmstatus_r[4];
3369
3370             if (type == "pmerror") {
3371                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3372                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3373             } else if (type == "pmstatus") {
3374                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3375                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3376             } else if (type == "pmconffile")
3377                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3378             else
3379                 lprintf("E:unknown pmstatus\n");
3380         } else
3381             lprintf("E:unknown status\n");
3382
3383         [pool release];
3384     }
3385
3386     _assume(false);
3387 }
3388
3389 - (void) _readOutput:(NSNumber *)fd {
3390     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3391     std::istream is(&ib);
3392     std::string line;
3393
3394     while (std::getline(is, line)) {
3395         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3396
3397         lprintf("O:%s\n", line.c_str());
3398
3399         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3400         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3401
3402         [pool release];
3403     }
3404
3405     _assume(false);
3406 }
3407
3408 - (FILE *) input {
3409     return input_;
3410 }
3411
3412 - (Package *) packageWithName:(NSString *)name {
3413     if (name == nil)
3414         return nil;
3415 @synchronized (self) {
3416     if (static_cast<pkgDepCache *>(cache_) == NULL)
3417         return nil;
3418     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3419     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3420 } }
3421
3422 - (id) init {
3423     if ((self = [super init]) != nil) {
3424         policy_ = NULL;
3425         records_ = NULL;
3426         resolver_ = NULL;
3427         fetcher_ = NULL;
3428         lock_ = NULL;
3429
3430         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3431         apr_pool_create(&pool_, NULL);
3432
3433         size_t capacity(MetaFile_->active_);
3434         if (capacity == 0)
3435             capacity = 16384;
3436         else
3437             capacity += 1024;
3438
3439         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3440         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3441
3442         int fds[2];
3443
3444         _assert(pipe(fds) != -1);
3445         cydiafd_ = fds[1];
3446
3447         _config->Set("APT::Keep-Fds::", cydiafd_);
3448         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3449
3450         [NSThread
3451             detachNewThreadSelector:@selector(_readCydia:)
3452             toTarget:self
3453             withObject:[NSNumber numberWithInt:fds[0]]
3454         ];
3455
3456         _assert(pipe(fds) != -1);
3457         statusfd_ = fds[1];
3458
3459         [NSThread
3460             detachNewThreadSelector:@selector(_readStatus:)
3461             toTarget:self
3462             withObject:[NSNumber numberWithInt:fds[0]]
3463         ];
3464
3465         _assert(pipe(fds) != -1);
3466         _assert(dup2(fds[0], 0) != -1);
3467         _assert(close(fds[0]) != -1);
3468
3469         input_ = fdopen(fds[1], "a");
3470
3471         _assert(pipe(fds) != -1);
3472         _assert(dup2(fds[1], 1) != -1);
3473         _assert(close(fds[1]) != -1);
3474
3475         [NSThread
3476             detachNewThreadSelector:@selector(_readOutput:)
3477             toTarget:self
3478             withObject:[NSNumber numberWithInt:fds[0]]
3479         ];
3480     } return self;
3481 }
3482
3483 - (pkgCacheFile &) cache {
3484     return cache_;
3485 }
3486
3487 - (pkgDepCache::Policy *) policy {
3488     return policy_;
3489 }
3490
3491 - (pkgRecords *) records {
3492     return records_;
3493 }
3494
3495 - (pkgProblemResolver *) resolver {
3496     return resolver_;
3497 }
3498
3499 - (pkgAcquire &) fetcher {
3500     return *fetcher_;
3501 }
3502
3503 - (pkgSourceList &) list {
3504     return *list_;
3505 }
3506
3507 - (NSArray *) packages {
3508     return (NSArray *) packages_;
3509 }
3510
3511 - (NSArray *) sources {
3512     return sourceList_;
3513 }
3514
3515 - (Source *) sourceWithKey:(NSString *)key {
3516     for (Source *source in [self sources]) {
3517         if ([[source key] isEqualToString:key])
3518             return source;
3519     } return nil;
3520 }
3521
3522 - (bool) popErrorWithTitle:(NSString *)title {
3523     bool fatal(false);
3524
3525     while (!_error->empty()) {
3526         std::string error;
3527         bool warning(!_error->PopMessage(error));
3528         if (!warning)
3529             fatal = true;
3530
3531         for (;;) {
3532             size_t size(error.size());
3533             if (size == 0 || error[size - 1] != '\n')
3534                 break;
3535             error.resize(size - 1);
3536         }
3537
3538         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3539
3540         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3541         if (warning && no_pubkey(error.c_str()))
3542             continue;
3543
3544         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3545     }
3546
3547     return fatal;
3548 }
3549
3550 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3551     return [self popErrorWithTitle:title] || !success;
3552 }
3553
3554 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3555 @synchronized (self) {
3556     ++era_;
3557
3558     [self releasePackages];
3559
3560     sourceMap_.clear();
3561     [sourceList_ removeAllObjects];
3562
3563     _error->Discard();
3564
3565     delete list_;
3566     list_ = NULL;
3567     manager_ = NULL;
3568     delete lock_;
3569     lock_ = NULL;
3570     delete fetcher_;
3571     fetcher_ = NULL;
3572     delete resolver_;
3573     resolver_ = NULL;
3574     delete records_;
3575     records_ = NULL;
3576     delete policy_;
3577     policy_ = NULL;
3578
3579     cache_.Close();
3580
3581     apr_pool_clear(pool_);
3582
3583     NSRecycleZone(zone_);
3584     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3585
3586     int chk(creat("/tmp/cydia.chk", 0644));
3587     if (chk != -1)
3588         close(chk);
3589
3590     if (invocation != nil)
3591         [invocation invoke];
3592
3593     NSString *title(UCLocalize("DATABASE"));
3594
3595     list_ = new pkgSourceList();
3596     _profile(reloadDataWithInvocation$ReadMainList)
3597     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3598         return;
3599     _end
3600
3601     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3602     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3603         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3604         [sourceList_ addObject:object];
3605     }
3606     _end
3607
3608     _trace();
3609     OpProgress progress;
3610     bool opened;
3611   open:
3612     _profile(reloadDataWithInvocation$pkgCacheFile)
3613         opened = cache_.Open(progress, true);
3614     _end
3615     if (!opened) {
3616         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3617         while (!_error->empty()) {
3618             std::string error;
3619             bool warning(!_error->PopMessage(error));
3620
3621             lprintf("cache_.Open():[%s]\n", error.c_str());
3622
3623             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3624
3625             SEL repair(NULL);
3626             if (false);
3627             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3628                 repair = @selector(configure);
3629             //else if (error == "The package lists or status file could not be parsed or opened.")
3630             //    repair = @selector(update);
3631             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3632             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3633             // else if (error == "Malformed Status line")
3634             // else if (error == "The list of sources could not be read.")
3635
3636             if (repair != NULL) {
3637                 _error->Discard();
3638                 [delegate_ repairWithSelector:repair];
3639                 goto open;
3640             }
3641         }
3642
3643         return;
3644     }
3645     _trace();
3646
3647     unlink("/tmp/cydia.chk");
3648
3649     now_ = [[NSDate date] timeIntervalSince1970];
3650
3651     policy_ = new pkgDepCache::Policy();
3652     records_ = new pkgRecords(cache_);
3653     resolver_ = new pkgProblemResolver(cache_);
3654     fetcher_ = new pkgAcquire(&status_);
3655     lock_ = NULL;
3656
3657     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3658         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3659         return;
3660     }
3661
3662     _profile(reloadDataWithInvocation$pkgApplyStatus)
3663     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3664         return;
3665     _end
3666
3667     if (cache_->BrokenCount() != 0) {
3668         _profile(pkgApplyStatus$pkgFixBroken)
3669         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3670             return;
3671         _end
3672
3673         if (cache_->BrokenCount() != 0) {
3674             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3675             return;
3676         }
3677
3678         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3679         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3680             return;
3681         _end
3682     }
3683
3684     for (Source *object in (id) sourceList_) {
3685         metaIndex *source([object metaIndex]);
3686         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3687         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3688             // XXX: this could be more intelligent
3689             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3690                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3691                 if (!cached.end())
3692                     sourceMap_[cached->ID] = object;
3693             }
3694     }
3695
3696     {
3697         /*std::vector<Package *> packages;
3698         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3699         packages_ = nil;*/
3700
3701         _profile(reloadDataWithInvocation$packageWithIterator)
3702         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3703             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3704                 //packages.push_back(package);
3705                 CFArrayAppendValue(packages_, CFRetain(package));
3706         _end
3707
3708
3709         /*if (packages.empty())
3710             packages_ = [[NSArray alloc] init];
3711         else
3712             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3713         _trace();*/
3714
3715         _profile(reloadDataWithInvocation$radix$8)
3716         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3717         _end
3718
3719         _profile(reloadDataWithInvocation$radix$4)
3720         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3721         _end
3722
3723         _profile(reloadDataWithInvocation$radix$0)
3724         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3725         _end
3726
3727         _profile(reloadDataWithInvocation$insertion)
3728         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3729         _end
3730
3731         /*_profile(reloadDataWithInvocation$CFQSortArray)
3732         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3733         _end*/
3734
3735         /*_profile(reloadDataWithInvocation$stdsort)
3736         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3737         _end*/
3738
3739         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3740         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3741         _end*/
3742
3743         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3744         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3745         _end*/
3746
3747
3748         size_t count(CFArrayGetCount(packages_));
3749         MetaFile_->active_ = count;
3750         for (size_t index(0); index != count; ++index)
3751             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3752     }
3753 } }
3754
3755 - (void) clear {
3756 @synchronized (self) {
3757     delete resolver_;
3758     resolver_ = new pkgProblemResolver(cache_);
3759
3760     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3761         if (!cache_[iterator].Keep())
3762             cache_->MarkKeep(iterator, false);
3763         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3764             cache_->SetReInstall(iterator, false);
3765 } }
3766
3767 - (void) configure {
3768     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3769     _trace();
3770     system([dpkg UTF8String]);
3771     _trace();
3772 }
3773
3774 - (bool) clean {
3775 @synchronized (self) {
3776     // XXX: I don't remember this condition
3777     if (lock_ != NULL)
3778         return false;
3779
3780     FileFd Lock;
3781     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3782
3783     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3784
3785     if ([self popErrorWithTitle:title])
3786         return false;
3787
3788     pkgAcquire fetcher;
3789     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3790
3791     CydiaLogCleaner cleaner;
3792     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3793         return false;
3794
3795     return true;
3796 } }
3797
3798 - (bool) prepare {
3799     fetcher_->Shutdown();
3800
3801     pkgRecords records(cache_);
3802
3803     lock_ = new FileFd();
3804     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3805
3806     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3807
3808     if ([self popErrorWithTitle:title])
3809         return false;
3810
3811     pkgSourceList list;
3812     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3813         return false;
3814
3815     manager_ = (_system->CreatePM(cache_));
3816     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3817         return false;
3818
3819     return true;
3820 }
3821
3822 - (void) perform {
3823     bool substrate(RestartSubstrate_);
3824     RestartSubstrate_ = false;
3825
3826     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3827
3828     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3829         pkgSourceList list;
3830         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3831             return;
3832         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3833             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3834     }
3835
3836     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3837
3838     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3839         _trace();
3840         [self popErrorWithTitle:title];
3841         return;
3842     }
3843
3844     bool failed = false;
3845     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3846         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3847             continue;
3848         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3849             continue;
3850
3851         std::string uri = (*item)->DescURI();
3852         std::string error = (*item)->ErrorText;
3853
3854         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3855         failed = true;
3856
3857         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3858         [delegate_ addProgressEventOnMainThread:event forTask:title];
3859     }
3860
3861     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3862
3863     if (failed) {
3864         _trace();
3865         return;
3866     }
3867
3868     if (substrate)
3869         RestartSubstrate_ = true;
3870
3871     _system->UnLock();
3872     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3873     if ([self popErrorWithTitle:title])
3874         return;
3875
3876     if (result == pkgPackageManager::Failed) {
3877         _trace();
3878         return;
3879     }
3880
3881     if (result != pkgPackageManager::Completed) {
3882         _trace();
3883         return;
3884     }
3885
3886     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3887         pkgSourceList list;
3888         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3889             return;
3890         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3891             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3892     }
3893
3894     if (![before isEqualToArray:after])
3895         [self update];
3896 }
3897
3898 - (bool) upgrade {
3899     NSString *title(UCLocalize("UPGRADE"));
3900     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3901         return false;
3902     return true;
3903 }
3904
3905 - (void) update {
3906     [self updateWithStatus:status_];
3907 }
3908
3909 - (void) updateWithStatus:(CancelStatus &)status {
3910     NSString *title(UCLocalize("REFRESHING_DATA"));
3911
3912     pkgSourceList list;
3913     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3914         return;
3915
3916     FileFd lock;
3917     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3918     if ([self popErrorWithTitle:title])
3919         return;
3920
3921     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3922
3923     bool success(ListUpdate(status, list, PulseInterval_));
3924     if (status.WasCancelled())
3925         _error->Discard();
3926     else {
3927         [self popErrorWithTitle:title forOperation:success];
3928         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3929         Changed_ = true;
3930     }
3931
3932     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3933 }
3934
3935 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3936     delegate_ = delegate;
3937 }
3938
3939 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3940     progress_ = delegate;
3941     status_.setDelegate(delegate);
3942 }
3943
3944 - (NSObject<ProgressDelegate> *) progressDelegate {
3945     return progress_;
3946 }
3947
3948 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3949     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3950     return i == sourceMap_.end() ? nil : i->second;
3951 }
3952
3953 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
3954     for (Source *source in (id) sourceList_)
3955         [source setFetch:fetch forURI:uri];
3956 }
3957
3958 - (void) resetFetch {
3959     for (Source *source in (id) sourceList_)
3960         [source resetFetch];
3961 }
3962
3963 - (NSString *) mappedSectionForPointer:(const char *)section {
3964     _H<NSString> *mapped;
3965
3966     _profile(Database$mappedSectionForPointer$Cache)
3967         mapped = &sections_[section];
3968     _end
3969
3970     if (*mapped == NULL) {
3971         size_t length(strlen(section));
3972         char spaced[length + 1];
3973
3974         _profile(Database$mappedSectionForPointer$Replace)
3975             for (size_t index(0); index != length; ++index)
3976                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3977             spaced[length] = '\0';
3978         _end
3979
3980         NSString *string;
3981
3982         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3983             string = [NSString stringWithUTF8String:spaced];
3984         _end
3985
3986         _profile(Database$mappedSectionForPointer$Map)
3987             string = [SectionMap_ objectForKey:string] ?: string;
3988         _end
3989
3990         *mapped = string;
3991     } return *mapped;
3992 }
3993
3994 @end
3995 /* }}} */
3996
3997 static _H<NSMutableSet> Diversions_;
3998
3999 @interface Diversion : NSObject {
4000     Pcre pattern_;
4001     _H<NSString> key_;
4002     _H<NSString> format_;
4003 }
4004
4005 @end
4006
4007 @implementation Diversion
4008
4009 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4010     if ((self = [super init]) != nil) {
4011         pattern_ = [from UTF8String];
4012         key_ = from;
4013         format_ = to;
4014     } return self;
4015 }
4016
4017 - (NSString *) divert:(NSString *)url {
4018     return !pattern_(url) ? nil : pattern_->*format_;
4019 }
4020
4021 + (NSURL *) divertURL:(NSURL *)url {
4022   divert:
4023     NSString *href([url absoluteString]);
4024
4025     for (Diversion *diversion in (id) Diversions_)
4026         if (NSString *diverted = [diversion divert:href]) {
4027 #if !ForRelease
4028             NSLog(@"div: %@", diverted);
4029 #endif
4030             url = [NSURL URLWithString:diverted];
4031             goto divert;
4032         }
4033
4034     return url;
4035 }
4036
4037 - (NSString *) key {
4038     return key_;
4039 }
4040
4041 - (NSUInteger) hash {
4042     return [key_ hash];
4043 }
4044
4045 - (BOOL) isEqual:(Diversion *)object {
4046     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4047 }
4048
4049 @end
4050
4051 @interface CydiaObject : NSObject {
4052     _H<CyteWebViewController> indirect_;
4053     _transient id delegate_;
4054 }
4055
4056 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4057
4058 @end
4059
4060 @class CydiaObject;
4061
4062 @interface CydiaWebViewController : CyteWebViewController {
4063     _H<CydiaObject> cydia_;
4064 }
4065
4066 + (void) addDiversion:(Diversion *)diversion;
4067 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4068 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4069 - (void) setDelegate:(id)delegate;
4070
4071 @end
4072
4073 /* Web Scripting {{{ */
4074 @implementation CydiaObject
4075
4076 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4077     if ((self = [super init]) != nil) {
4078         indirect_ = (CyteWebViewController *) indirect;
4079     } return self;
4080 }
4081
4082 - (void) setDelegate:(id)delegate {
4083     delegate_ = delegate;
4084 }
4085
4086 + (NSArray *) _attributeKeys {
4087     return [NSArray arrayWithObjects:
4088         @"bbsnum",
4089         @"build",
4090         @"coreFoundationVersionNumber",
4091         @"device",
4092         @"ecid",
4093         @"firmware",
4094         @"hostname",
4095         @"idiom",
4096         @"mcc",
4097         @"mnc",
4098         @"model",
4099         @"operator",
4100         @"role",
4101         @"serial",
4102         @"token",
4103         @"version",
4104     nil];
4105 }
4106
4107 - (NSArray *) attributeKeys {
4108     return [[self class] _attributeKeys];
4109 }
4110
4111 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4112     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4113 }
4114
4115 - (NSString *) version {
4116     return Cydia_;
4117 }
4118
4119 - (NSString *) build {
4120     return System_;
4121 }
4122
4123 - (NSString *) coreFoundationVersionNumber {
4124     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4125 }
4126
4127 - (NSString *) device {
4128     return UniqueIdentifier();
4129 }
4130
4131 - (NSString *) firmware {
4132     return [[UIDevice currentDevice] systemVersion];
4133 }
4134
4135 - (NSString *) hostname {
4136     return [[UIDevice currentDevice] name];
4137 }
4138
4139 - (NSString *) idiom {
4140     return (id) Idiom_ ?: [NSNull null];
4141 }
4142
4143 - (NSString *) mcc {
4144     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4145         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4146     return nil;
4147 }
4148
4149 - (NSString *) mnc {
4150     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4151         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4152     return nil;
4153 }
4154
4155 - (NSString *) operator {
4156     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4157         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4158     return nil;
4159 }
4160
4161 - (NSString *) bbsnum {
4162     return (id) BBSNum_ ?: [NSNull null];
4163 }
4164
4165 - (NSString *) ecid {
4166     return (id) ChipID_ ?: [NSNull null];
4167 }
4168
4169 - (NSString *) serial {
4170     return SerialNumber_;
4171 }
4172
4173 - (NSString *) role {
4174     return (id) [NSNull null];
4175 }
4176
4177 - (NSString *) model {
4178     return [NSString stringWithUTF8String:Machine_];
4179 }
4180
4181 - (NSString *) token {
4182     return (id) Token_ ?: [NSNull null];
4183 }
4184
4185 + (NSString *) webScriptNameForSelector:(SEL)selector {
4186     if (false);
4187     else if (selector == @selector(addBridgedHost:))
4188         return @"addBridgedHost";
4189     else if (selector == @selector(addInsecureHost:))
4190         return @"addInsecureHost";
4191     else if (selector == @selector(addInternalRedirect::))
4192         return @"addInternalRedirect";
4193     else if (selector == @selector(addPipelinedHost:scheme:))
4194         return @"addPipelinedHost";
4195     else if (selector == @selector(addSource:::))
4196         return @"addSource";
4197     else if (selector == @selector(addTokenHost:))
4198         return @"addTokenHost";
4199     else if (selector == @selector(addTrivialSource:))
4200         return @"addTrivialSource";
4201     else if (selector == @selector(close))
4202         return @"close";
4203     else if (selector == @selector(du:))
4204         return @"du";
4205     else if (selector == @selector(stringWithFormat:arguments:))
4206         return @"format";
4207     else if (selector == @selector(getAllSources))
4208         return @"getAllSources";
4209     else if (selector == @selector(getApplicationInfo:value:))
4210         return @"getApplicationInfoValue";
4211     else if (selector == @selector(getKernelNumber:))
4212         return @"getKernelNumber";
4213     else if (selector == @selector(getKernelString:))
4214         return @"getKernelString";
4215     else if (selector == @selector(getInstalledPackages))
4216         return @"getInstalledPackages";
4217     else if (selector == @selector(getIORegistryEntry::))
4218         return @"getIORegistryEntry";
4219     else if (selector == @selector(getLocaleIdentifier))
4220         return @"getLocaleIdentifier";
4221     else if (selector == @selector(getPreferredLanguages))
4222         return @"getPreferredLanguages";
4223     else if (selector == @selector(getPackageById:))
4224         return @"getPackageById";
4225     else if (selector == @selector(getMetadataKeys))
4226         return @"getMetadataKeys";
4227     else if (selector == @selector(getMetadataValue:))
4228         return @"getMetadataValue";
4229     else if (selector == @selector(getSessionValue:))
4230         return @"getSessionValue";
4231     else if (selector == @selector(installPackages:))
4232         return @"installPackages";
4233     else if (selector == @selector(isReachable:))
4234         return @"isReachable";
4235     else if (selector == @selector(localizedStringForKey:value:table:))
4236         return @"localize";
4237     else if (selector == @selector(popViewController:))
4238         return @"popViewController";
4239     else if (selector == @selector(refreshSources))
4240         return @"refreshSources";
4241     else if (selector == @selector(registerFrame:))
4242         return @"registerFrame";
4243     else if (selector == @selector(removeButton))
4244         return @"removeButton";
4245     else if (selector == @selector(saveConfig))
4246         return @"saveConfig";
4247     else if (selector == @selector(setMetadataValue::))
4248         return @"setMetadataValue";
4249     else if (selector == @selector(setSessionValue::))
4250         return @"setSessionValue";
4251     else if (selector == @selector(substitutePackageNames:))
4252         return @"substitutePackageNames";
4253     else if (selector == @selector(scrollToBottom:))
4254         return @"scrollToBottom";
4255     else if (selector == @selector(setAllowsNavigationAction:))
4256         return @"setAllowsNavigationAction";
4257     else if (selector == @selector(setBadgeValue:))
4258         return @"setBadgeValue";
4259     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4260         return @"setButtonImage";
4261     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4262         return @"setButtonTitle";
4263     else if (selector == @selector(setHidesBackButton:))
4264         return @"setHidesBackButton";
4265     else if (selector == @selector(setHidesNavigationBar:))
4266         return @"setHidesNavigationBar";
4267     else if (selector == @selector(setNavigationBarStyle:))
4268         return @"setNavigationBarStyle";
4269     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4270         return @"setNavigationBarTintColor";
4271     else if (selector == @selector(setPasteboardString:))
4272         return @"setPasteboardString";
4273     else if (selector == @selector(setPasteboardURL:))
4274         return @"setPasteboardURL";
4275     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4276         return @"setScrollAlwaysBounceVertical";
4277     else if (selector == @selector(setScrollIndicatorStyle:))
4278         return @"setScrollIndicatorStyle";
4279     else if (selector == @selector(setToken:))
4280         return @"setToken";
4281     else if (selector == @selector(setViewportWidth:))
4282         return @"setViewportWidth";
4283     else if (selector == @selector(statfs:))
4284         return @"statfs";
4285     else if (selector == @selector(supports:))
4286         return @"supports";
4287     else if (selector == @selector(unload))
4288         return @"unload";
4289     else
4290         return nil;
4291 }
4292
4293 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4294     return [self webScriptNameForSelector:selector] == nil;
4295 }
4296
4297 - (BOOL) supports:(NSString *)feature {
4298     return [feature isEqualToString:@"window.open"];
4299 }
4300
4301 - (void) unload {
4302     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4303 }
4304
4305 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4306     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4307 }
4308
4309 - (void) setScrollIndicatorStyle:(NSString *)style {
4310     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4311 }
4312
4313 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4314     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4315 }
4316
4317 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4318     char path[1024];
4319     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4320         return (id) [NSNull null];
4321     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4322     if (info == nil)
4323         return (id) [NSNull null];
4324     return [info objectForKey:key];
4325 }
4326
4327 - (NSNumber *) getKernelNumber:(NSString *)name {
4328     const char *string([name UTF8String]);
4329
4330     size_t size;
4331     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4332         return (id) [NSNull null];
4333
4334     if (size != sizeof(int))
4335         return (id) [NSNull null];
4336
4337     int value;
4338     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4339         return (id) [NSNull null];
4340
4341     return [NSNumber numberWithInt:value];
4342 }
4343
4344 - (NSString *) getKernelString:(NSString *)name {
4345     const char *string([name UTF8String]);
4346
4347     size_t size;
4348     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4349         return (id) [NSNull null];
4350
4351     char value[size + 1];
4352     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4353         return (id) [NSNull null];
4354
4355     // XXX: just in case you request something ludicrous
4356     value[size] = '\0';
4357
4358     return [NSString stringWithCString:value];
4359 }
4360
4361 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4362     NSObject *value(CYIOGetValue([path UTF8String], entry));
4363
4364     if (value != nil)
4365         if ([value isKindOfClass:[NSData class]])
4366             value = CYHex((NSData *) value);
4367
4368     return value;
4369 }
4370
4371 - (NSArray *) getMetadataKeys {
4372 @synchronized (Values_) {
4373     return [Values_ allKeys];
4374 } }
4375
4376 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4377     WebFrame *frame([iframe contentFrame]);
4378     [indirect_ registerFrame:frame];
4379 }
4380
4381 - (id) getMetadataValue:(NSString *)key {
4382 @synchronized (Values_) {
4383     return [Values_ objectForKey:key];
4384 } }
4385
4386 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4387 @synchronized (Values_) {
4388     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4389         [Values_ removeObjectForKey:key];
4390     else
4391         [Values_ setObject:value forKey:key];
4392
4393     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4394 } }
4395
4396 - (id) getSessionValue:(NSString *)key {
4397 @synchronized (SessionData_) {
4398     return [SessionData_ objectForKey:key];
4399 } }
4400
4401 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4402 @synchronized (SessionData_) {
4403     if (value == (id) [WebUndefined undefined])
4404         [SessionData_ removeObjectForKey:key];
4405     else
4406         [SessionData_ setObject:value forKey:key];
4407 } }
4408
4409 - (void) addBridgedHost:(NSString *)host {
4410 @synchronized (HostConfig_) {
4411     [BridgedHosts_ addObject:host];
4412 } }
4413
4414 - (void) addInsecureHost:(NSString *)host {
4415 @synchronized (HostConfig_) {
4416     [InsecureHosts_ addObject:host];
4417 } }
4418
4419 - (void) addTokenHost:(NSString *)host {
4420 @synchronized (HostConfig_) {
4421     [TokenHosts_ addObject:host];
4422 } }
4423
4424 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4425 @synchronized (HostConfig_) {
4426     if (scheme != (id) [WebUndefined undefined])
4427         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4428
4429     [PipelinedHosts_ addObject:host];
4430 } }
4431
4432 - (void) popViewController:(NSNumber *)value {
4433     if (value == (id) [WebUndefined undefined])
4434         value = [NSNumber numberWithBool:YES];
4435     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4436 }
4437
4438 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4439     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4440
4441     for (NSString *section in sections)
4442         [array addObject:section];
4443
4444     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4445         @"deb", @"Type",
4446         href, @"URI",
4447         distribution, @"Distribution",
4448         array, @"Sections",
4449     nil] waitUntilDone:NO];
4450 }
4451
4452 - (void) addTrivialSource:(NSString *)href {
4453     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4454 }
4455
4456 - (void) refreshSources {
4457     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4458 }
4459
4460 - (void) saveConfig {
4461     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4462 }
4463
4464 - (NSArray *) getAllSources {
4465     return [[Database sharedInstance] sources];
4466 }
4467
4468 - (NSArray *) getInstalledPackages {
4469     Database *database([Database sharedInstance]);
4470 @synchronized (database) {
4471     NSArray *packages([database packages]);
4472     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4473     for (Package *package in packages)
4474         if (![package uninstalled])
4475             [installed addObject:package];
4476     return installed;
4477 } }
4478
4479 - (Package *) getPackageById:(NSString *)id {
4480     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4481         [package parse];
4482         return package;
4483     } else
4484         return (Package *) [NSNull null];
4485 }
4486
4487 - (NSString *) getLocaleIdentifier {
4488     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4489 }
4490
4491 - (NSArray *) getPreferredLanguages {
4492     return Languages_;
4493 }
4494
4495 - (NSArray *) statfs:(NSString *)path {
4496     struct statfs stat;
4497
4498     if (path == nil || statfs([path UTF8String], &stat) == -1)
4499         return nil;
4500
4501     return [NSArray arrayWithObjects:
4502         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4503         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4504         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4505     nil];
4506 }
4507
4508 - (NSNumber *) du:(NSString *)path {
4509     NSNumber *value(nil);
4510
4511     int fds[2];
4512     _assert(pipe(fds) != -1);
4513
4514     pid_t pid(ExecFork());
4515     if (pid == 0) {
4516         _assert(dup2(fds[1], 1) != -1);
4517         _assert(close(fds[0]) != -1);
4518         _assert(close(fds[1]) != -1);
4519         /* XXX: this should probably not use du */
4520         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4521         exit(1);
4522     } else {
4523         _assert(close(fds[1]) != -1);
4524
4525         if (FILE *du = fdopen(fds[0], "r")) {
4526             char line[1024];
4527             while (fgets(line, sizeof(line), du) != NULL) {
4528                 size_t length(strlen(line));
4529                 while (length != 0 && line[length - 1] == '\n')
4530                     line[--length] = '\0';
4531                 if (char *tab = strchr(line, '\t')) {
4532                     *tab = '\0';
4533                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4534                 }
4535             }
4536
4537             fclose(du);
4538         } else
4539             _assert(close(fds[0]) != -1);
4540     } ReapZombie(pid);
4541
4542     return value;
4543 }
4544
4545 - (void) close {
4546     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4547 }
4548
4549 - (NSNumber *) isReachable:(NSString *)name {
4550     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4551 }
4552
4553 - (void) installPackages:(NSArray *)packages {
4554     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4555 }
4556
4557 - (NSString *) substitutePackageNames:(NSString *)message {
4558     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4559     for (size_t i(0), e([words count]); i != e; ++i) {
4560         NSString *word([words objectAtIndex:i]);
4561         if (Package *package = [[Database sharedInstance] packageWithName:word])
4562             [words replaceObjectAtIndex:i withObject:[package name]];
4563     }
4564
4565     return [words componentsJoinedByString:@" "];
4566 }
4567
4568 - (void) removeButton {
4569     [indirect_ removeButton];
4570 }
4571
4572 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4573     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4574 }
4575
4576 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4577     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4578 }
4579
4580 - (void) setBadgeValue:(id)value {
4581     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4582 }
4583
4584 - (void) setAllowsNavigationAction:(NSString *)value {
4585     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4586 }
4587
4588 - (void) setHidesBackButton:(NSString *)value {
4589     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4590 }
4591
4592 - (void) setHidesNavigationBar:(NSString *)value {
4593     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4594 }
4595
4596 - (void) setNavigationBarStyle:(NSString *)value {
4597     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4598 }
4599
4600 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4601     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4602     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4603     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4604 }
4605
4606 - (void) setPasteboardString:(NSString *)value {
4607     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4608 }
4609
4610 - (void) setPasteboardURL:(NSString *)value {
4611     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4612 }
4613
4614 - (void) _setToken:(NSString *)token {
4615     Token_ = token;
4616
4617     if (token == nil)
4618         [Metadata_ removeObjectForKey:@"Token"];
4619     else
4620         [Metadata_ setObject:Token_ forKey:@"Token"];
4621
4622     Changed_ = true;
4623 }
4624
4625 - (void) setToken:(NSString *)token {
4626     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4627 }
4628
4629 - (void) scrollToBottom:(NSNumber *)animated {
4630     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4631 }
4632
4633 - (void) setViewportWidth:(float)width {
4634     [indirect_ setViewportWidthOnMainThread:width];
4635 }
4636
4637 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4638     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4639     unsigned count([arguments count]);
4640     id values[count];
4641     for (unsigned i(0); i != count; ++i)
4642         values[i] = [arguments objectAtIndex:i];
4643     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4644 }
4645
4646 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4647     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4648         value = nil;
4649     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4650         table = nil;
4651     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4652 }
4653
4654 @end
4655 /* }}} */
4656
4657 @interface NSURL (CydiaSecure)
4658 @end
4659
4660 @implementation NSURL (CydiaSecure)
4661
4662 - (bool) isCydiaSecure {
4663     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4664         return true;
4665
4666     @synchronized (HostConfig_) {
4667         if ([InsecureHosts_ containsObject:[self host]])
4668             return true;
4669     }
4670
4671     return false;
4672 }
4673
4674 @end
4675
4676 /* Cydia Browser Controller {{{ */
4677 @implementation CydiaWebViewController
4678
4679 - (NSURL *) navigationURL {
4680     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4681 }
4682
4683 + (void) _initialize {
4684     [super _initialize];
4685
4686     Diversions_ = [NSMutableSet setWithCapacity:0];
4687 }
4688
4689 + (void) addDiversion:(Diversion *)diversion {
4690     [Diversions_ addObject:diversion];
4691 }
4692
4693 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4694     [super webView:view didClearWindowObject:window forFrame:frame];
4695     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4696 }
4697
4698 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4699     WebDataSource *source([frame dataSource]);
4700     NSURLResponse *response([source response]);
4701     NSURL *url([response URL]);
4702     NSString *scheme([[url scheme] lowercaseString]);
4703
4704     bool bridged(false);
4705
4706     @synchronized (HostConfig_) {
4707         if ([scheme isEqualToString:@"file"])
4708             bridged = true;
4709         else if ([scheme isEqualToString:@"https"])
4710             if ([BridgedHosts_ containsObject:[url host]])
4711                 bridged = true;
4712     }
4713
4714     if (bridged)
4715         [window setValue:cydia forKey:@"cydia"];
4716 }
4717
4718 - (void) _setupMail:(MFMailComposeViewController *)controller {
4719     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4720
4721     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4722     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4723 }
4724
4725 - (NSURL *) URLWithURL:(NSURL *)url {
4726     return [Diversion divertURL:url];
4727 }
4728
4729 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4730     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4731 }
4732
4733 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4734     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4735
4736     NSURL *url([copy URL]);
4737     NSString *href([url absoluteString]);
4738     NSString *host([url host]);
4739
4740     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4741         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4742             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4743             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4744         }
4745
4746         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4747         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4748
4749         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4750         return copy;
4751     }
4752
4753     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4754         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4755     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4756         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4757
4758     bool bridged;
4759     bool token;
4760
4761     @synchronized (HostConfig_) {
4762         bridged = [BridgedHosts_ containsObject:host];
4763         token = [TokenHosts_ containsObject:host];
4764     }
4765
4766     if ([url isCydiaSecure]) {
4767         if (bridged) {
4768             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4769                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4770         } else if (token) {
4771             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4772                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4773         }
4774     }
4775
4776     return copy;
4777 }
4778
4779 - (void) setDelegate:(id)delegate {
4780     [super setDelegate:delegate];
4781     [cydia_ setDelegate:delegate];
4782 }
4783
4784 - (NSString *) applicationNameForUserAgent {
4785     return UserAgent_;
4786 }
4787
4788 - (id) init {
4789     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4790         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4791     } return self;
4792 }
4793
4794 @end
4795
4796 @interface AppCacheController : CydiaWebViewController {
4797 }
4798
4799 @end
4800
4801 @implementation AppCacheController
4802
4803 - (void) didReceiveMemoryWarning {
4804     // XXX: this doesn't work
4805 }
4806
4807 - (bool) retainsNetworkActivityIndicator {
4808     return false;
4809 }
4810
4811 @end
4812 /* }}} */
4813
4814 // CydiaScript {{{
4815 @interface NSObject (CydiaScript)
4816 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4817 @end
4818
4819 @implementation NSObject (CydiaScript)
4820
4821 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4822     return self;
4823 }
4824
4825 @end
4826
4827 @implementation NSArray (CydiaScript)
4828
4829 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4830     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4831     for (size_t i(0), e([self count]); i != e; ++i)
4832         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4833     return object;
4834 }
4835
4836 @end
4837
4838 @implementation NSDictionary (CydiaScript)
4839
4840 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4841     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4842     for (id i in self)
4843         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4844     return object;
4845 }
4846
4847 @end
4848 // }}}
4849
4850 /* Confirmation Controller {{{ */
4851 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4852     if (!iterator.end())
4853         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4854             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4855                 continue;
4856             pkgCache::PkgIterator package(dep.TargetPkg());
4857             if (package.end())
4858                 continue;
4859             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4860                 return true;
4861         }
4862
4863     return false;
4864 }
4865
4866 @protocol ConfirmationControllerDelegate
4867 - (void) cancelAndClear:(bool)clear;
4868 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4869 - (void) queue;
4870 @end
4871
4872 @interface ConfirmationController : CydiaWebViewController {
4873     _transient Database *database_;
4874
4875     _H<UIAlertView> essential_;
4876
4877     _H<NSDictionary> changes_;
4878     _H<NSMutableArray> issues_;
4879     _H<NSDictionary> sizes_;
4880
4881     BOOL substrate_;
4882 }
4883
4884 - (id) initWithDatabase:(Database *)database;
4885
4886 @end
4887
4888 @implementation ConfirmationController
4889
4890 - (void) complete {
4891     if (substrate_)
4892         RestartSubstrate_ = true;
4893     [delegate_ confirmWithNavigationController:[self navigationController]];
4894 }
4895
4896 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4897     NSString *context([alert context]);
4898
4899     if ([context isEqualToString:@"remove"]) {
4900         if (button == [alert cancelButtonIndex])
4901             [self dismissModalViewControllerAnimated:YES];
4902         else if (button == [alert firstOtherButtonIndex]) {
4903             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4904         }
4905
4906         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4907     } else if ([context isEqualToString:@"unable"]) {
4908         [self dismissModalViewControllerAnimated:YES];
4909         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4910     } else {
4911         [super alertView:alert clickedButtonAtIndex:button];
4912     }
4913 }
4914
4915 - (void) _doContinue {
4916     [delegate_ cancelAndClear:NO];
4917     [self dismissModalViewControllerAnimated:YES];
4918 }
4919
4920 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4921     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4922     return nil;
4923 }
4924
4925 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4926     [super webView:view didClearWindowObject:window forFrame:frame];
4927
4928     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4929         (id) changes_, @"changes",
4930         (id) issues_, @"issues",
4931         (id) sizes_, @"sizes",
4932         self, @"queue",
4933     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4934 }
4935
4936 - (id) initWithDatabase:(Database *)database {
4937     if ((self = [super init]) != nil) {
4938         database_ = database;
4939
4940         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4941         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4942         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4943         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4944         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4945
4946         bool remove(false);
4947
4948         pkgCacheFile &cache([database_ cache]);
4949         NSArray *packages([database_ packages]);
4950         pkgDepCache::Policy *policy([database_ policy]);
4951
4952         issues_ = [NSMutableArray arrayWithCapacity:4];
4953
4954         for (Package *package in packages) {
4955             pkgCache::PkgIterator iterator([package iterator]);
4956             NSString *name([package id]);
4957
4958             if ([package broken]) {
4959                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4960
4961                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4962                     name, @"package",
4963                     reasons, @"reasons",
4964                 nil]];
4965
4966                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4967                 if (ver.end())
4968                     continue;
4969
4970                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4971                     pkgCache::DepIterator start;
4972                     pkgCache::DepIterator end;
4973                     dep.GlobOr(start, end); // ++dep
4974
4975                     if (!cache->IsImportantDep(end))
4976                         continue;
4977                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4978                         continue;
4979
4980                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4981
4982                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4983                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4984                         clauses, @"clauses",
4985                     nil]];
4986
4987                     _forever {
4988                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4989
4990                         pkgCache::PkgIterator target(start.TargetPkg());
4991                         if (target->ProvidesList != 0)
4992                             reason = @"missing";
4993                         else {
4994                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4995                             if (!ver.end()) {
4996                                 reason = @"installed";
4997                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4998                             } else if (!cache[target].CandidateVerIter(cache).end())
4999                                 reason = @"uninstalled";
5000                             else if (target->ProvidesList == 0)
5001                                 reason = @"uninstallable";
5002                             else
5003                                 reason = @"virtual";
5004                         }
5005
5006                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5007                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5008                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5009                         nil]);
5010
5011                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5012                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5013                             version, @"version",
5014                             reason, @"reason",
5015                             installed, @"installed",
5016                         nil]];
5017
5018                         // yes, seriously. (wtf?)
5019                         if (start == end)
5020                             break;
5021                         ++start;
5022                     }
5023                 }
5024             }
5025
5026             pkgDepCache::StateCache &state(cache[iterator]);
5027
5028             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5029
5030             if (state.NewInstall())
5031                 [installs addObject:name];
5032             // XXX: else if (state.Install())
5033             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5034                 [reinstalls addObject:name];
5035             // XXX: move before previous if
5036             else if (state.Upgrade())
5037                 [upgrades addObject:name];
5038             else if (state.Downgrade())
5039                 [downgrades addObject:name];
5040             else if (!state.Delete())
5041                 // XXX: _assert(state.Keep());
5042                 continue;
5043             else if (special_r(name))
5044                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5045                     [NSNull null], @"package",
5046                     [NSArray arrayWithObjects:
5047                         [NSDictionary dictionaryWithObjectsAndKeys:
5048                             @"Conflicts", @"relationship",
5049                             [NSArray arrayWithObjects:
5050                                 [NSDictionary dictionaryWithObjectsAndKeys:
5051                                     name, @"package",
5052                                     [NSNull null], @"version",
5053                                     @"installed", @"reason",
5054                                 nil],
5055                             nil], @"clauses",
5056                         nil],
5057                     nil], @"reasons",
5058                 nil]];
5059             else {
5060                 if ([package essential])
5061                     remove = true;
5062                 [removes addObject:name];
5063             }
5064
5065             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5066             substrate_ |= DepSubstrate(iterator.CurrentVer());
5067         }
5068
5069         if (!remove)
5070             essential_ = nil;
5071         else if (Advanced_) {
5072             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5073
5074             essential_ = [[[UIAlertView alloc]
5075                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5076                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5077                 delegate:self
5078                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5079                 otherButtonTitles:
5080                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5081                 nil
5082             ] autorelease];
5083
5084             [essential_ setContext:@"remove"];
5085             [essential_ setNumberOfRows:2];
5086         } else {
5087             essential_ = [[[UIAlertView alloc]
5088                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5089                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5090                 delegate:self
5091                 cancelButtonTitle:UCLocalize("OKAY")
5092                 otherButtonTitles:nil
5093             ] autorelease];
5094
5095             [essential_ setContext:@"unable"];
5096         }
5097
5098         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5099             installs, @"installs",
5100             reinstalls, @"reinstalls",
5101             upgrades, @"upgrades",
5102             downgrades, @"downgrades",
5103             removes, @"removes",
5104         nil];
5105
5106         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5107             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5108             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5109         nil];
5110
5111         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5112     } return self;
5113 }
5114
5115 - (UIBarButtonItem *) leftButton {
5116     return [[[UIBarButtonItem alloc]
5117         initWithTitle:UCLocalize("CANCEL")
5118         style:UIBarButtonItemStylePlain
5119         target:self
5120         action:@selector(cancelButtonClicked)
5121     ] autorelease];
5122 }
5123
5124 #if !AlwaysReload
5125 - (void) applyRightButton {
5126     if ([issues_ count] == 0 && ![self isLoading])
5127         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5128             initWithTitle:UCLocalize("CONFIRM")
5129             style:UIBarButtonItemStyleDone
5130             target:self
5131             action:@selector(confirmButtonClicked)
5132         ] autorelease]];
5133     else
5134         [[self navigationItem] setRightBarButtonItem:nil];
5135 }
5136 #endif
5137
5138 - (void) cancelButtonClicked {
5139     [delegate_ cancelAndClear:YES];
5140     [self dismissModalViewControllerAnimated:YES];
5141 }
5142
5143 #if !AlwaysReload
5144 - (void) confirmButtonClicked {
5145     if (essential_ != nil)
5146         [essential_ show];
5147     else
5148         [self complete];
5149 }
5150 #endif
5151
5152 @end
5153 /* }}} */
5154
5155 /* Progress Data {{{ */
5156 @interface CydiaProgressData : NSObject {
5157     _transient id delegate_;
5158
5159     bool running_;
5160     float percent_;
5161
5162     float current_;
5163     float total_;
5164     float speed_;
5165
5166     _H<NSMutableArray> events_;
5167     _H<NSString> title_;
5168
5169     _H<NSString> status_;
5170     _H<NSString> finish_;
5171 }
5172
5173 @end
5174
5175 @implementation CydiaProgressData
5176
5177 + (NSArray *) _attributeKeys {
5178     return [NSArray arrayWithObjects:
5179         @"current",
5180         @"events",
5181         @"finish",
5182         @"percent",
5183         @"running",
5184         @"speed",
5185         @"title",
5186         @"total",
5187     nil];
5188 }
5189
5190 - (NSArray *) attributeKeys {
5191     return [[self class] _attributeKeys];
5192 }
5193
5194 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5195     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5196 }
5197
5198 - (id) init {
5199     if ((self = [super init]) != nil) {
5200         events_ = [NSMutableArray arrayWithCapacity:32];
5201     } return self;
5202 }
5203
5204 - (id) delegate {
5205     return delegate_;
5206 }
5207
5208 - (void) setDelegate:(id)delegate {
5209     delegate_ = delegate;
5210 }
5211
5212 - (void) setPercent:(float)value {
5213     percent_ = value;
5214 }
5215
5216 - (NSNumber *) percent {
5217     return [NSNumber numberWithFloat:percent_];
5218 }
5219
5220 - (void) setCurrent:(float)value {
5221     current_ = value;
5222 }
5223
5224 - (NSNumber *) current {
5225     return [NSNumber numberWithFloat:current_];
5226 }
5227
5228 - (void) setTotal:(float)value {
5229     total_ = value;
5230 }
5231
5232 - (NSNumber *) total {
5233     return [NSNumber numberWithFloat:total_];
5234 }
5235
5236 - (void) setSpeed:(float)value {
5237     speed_ = value;
5238 }
5239
5240 - (NSNumber *) speed {
5241     return [NSNumber numberWithFloat:speed_];
5242 }
5243
5244 - (NSArray *) events {
5245     return events_;
5246 }
5247
5248 - (void) removeAllEvents {
5249     [events_ removeAllObjects];
5250 }
5251
5252 - (void) addEvent:(CydiaProgressEvent *)event {
5253     [events_ addObject:event];
5254 }
5255
5256 - (void) setTitle:(NSString *)text {
5257     title_ = text;
5258 }
5259
5260 - (NSString *) title {
5261     return title_;
5262 }
5263
5264 - (void) setFinish:(NSString *)text {
5265     finish_ = text;
5266 }
5267
5268 - (NSString *) finish {
5269     return (id) finish_ ?: [NSNull null];
5270 }
5271
5272 - (void) setRunning:(bool)running {
5273     running_ = running;
5274 }
5275
5276 - (NSNumber *) running {
5277     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5278 }
5279
5280 @end
5281 /* }}} */
5282 /* Progress Controller {{{ */
5283 @interface ProgressController : CydiaWebViewController <
5284     ProgressDelegate
5285 > {
5286     _transient Database *database_;
5287     _H<CydiaProgressData, 1> progress_;
5288     unsigned cancel_;
5289 }
5290
5291 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5292
5293 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5294
5295 - (void) setTitle:(NSString *)title;
5296 - (void) setCancellable:(bool)cancellable;
5297
5298 @end
5299
5300 @implementation ProgressController
5301
5302 - (void) dealloc {
5303     [database_ setProgressDelegate:nil];
5304     [super dealloc];
5305 }
5306
5307 - (UIBarButtonItem *) leftButton {
5308     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5309         initWithTitle:UCLocalize("CANCEL")
5310         style:UIBarButtonItemStylePlain
5311         target:self
5312         action:@selector(cancel)
5313     ] autorelease] : nil;
5314 }
5315
5316 - (void) updateCancel {
5317     [super applyLeftButton];
5318 }
5319
5320 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5321     if ((self = [super init]) != nil) {
5322         database_ = database;
5323         delegate_ = delegate;
5324
5325         [database_ setProgressDelegate:self];
5326
5327         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5328         [progress_ setDelegate:self];
5329
5330         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5331
5332         [scroller_ setBackgroundColor:[UIColor blackColor]];
5333
5334         [[self navigationItem] setHidesBackButton:YES];
5335
5336         [self updateCancel];
5337     } return self;
5338 }
5339
5340 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5341     [super webView:view didClearWindowObject:window forFrame:frame];
5342     [window setValue:progress_ forKey:@"cydiaProgress"];
5343 }
5344
5345 - (void) updateProgress {
5346     [self dispatchEvent:@"CydiaProgressUpdate"];
5347 }
5348
5349 - (void) viewWillAppear:(BOOL)animated {
5350     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5351     [super viewWillAppear:animated];
5352 }
5353
5354 - (void) reloadSpringBoard {
5355     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5356         system("/bin/launchctl stop com.apple.backboardd");
5357         sleep(15);
5358         system("/usr/bin/killall backboardd SpringBoard sbreload");
5359         return;
5360     }
5361
5362     pid_t pid(ExecFork());
5363     if (pid == 0) {
5364         if (setsid() == -1)
5365             perror("setsid");
5366
5367         pid_t pid(ExecFork());
5368         if (pid == 0) {
5369             execl("/usr/bin/sbreload", "sbreload", NULL);
5370             perror("sbreload");
5371
5372             exit(0);
5373         } ReapZombie(pid);
5374
5375         exit(0);
5376     } ReapZombie(pid);
5377
5378     sleep(15);
5379     system("/usr/bin/killall backboardd SpringBoard sbreload");
5380 }
5381
5382 - (void) close {
5383     UpdateExternalStatus(0);
5384
5385     if (Finish_ > 1)
5386         [delegate_ saveState];
5387
5388     switch (Finish_) {
5389         case 0:
5390             [delegate_ returnToCydia];
5391         break;
5392
5393         case 1:
5394             [delegate_ terminateWithSuccess];
5395             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5396                 [delegate_ suspendWithAnimation:YES];
5397             else
5398                 [delegate_ suspend];*/
5399         break;
5400
5401         case 2:
5402             _trace();
5403             goto reload;
5404
5405         case 3:
5406             _trace();
5407             goto reload;
5408
5409         reload: {
5410             UIProgressHUD *hud([delegate_ addProgressHUD]);
5411             [hud setText:UCLocalize("LOADING")];
5412             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5413             return;
5414         }
5415
5416         case 4:
5417             _trace();
5418             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5419                 SBReboot(SBSSpringBoardServerPort());
5420             else
5421                 reboot2(RB_AUTOBOOT);
5422         break;
5423     }
5424
5425     [super close];
5426 }
5427
5428 - (void) setTitle:(NSString *)title {
5429     [progress_ setTitle:title];
5430     [self updateProgress];
5431 }
5432
5433 - (UIBarButtonItem *) rightButton {
5434     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5435         initWithTitle:UCLocalize("CLOSE")
5436         style:UIBarButtonItemStylePlain
5437         target:self
5438         action:@selector(close)
5439     ] autorelease];
5440 }
5441
5442 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5443     UpdateExternalStatus(1);
5444
5445     [progress_ setRunning:true];
5446     [self setTitle:title];
5447     // implicit updateProgress
5448
5449     SHA1SumValue notifyconf; {
5450         FileFd file;
5451         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5452             _error->Discard();
5453         else {
5454             MMap mmap(file, MMap::ReadOnly);
5455             SHA1Summation sha1;
5456             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5457             notifyconf = sha1.Result();
5458         }
5459     }
5460
5461     SHA1SumValue springlist; {
5462         FileFd file;
5463         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5464             _error->Discard();
5465         else {
5466             MMap mmap(file, MMap::ReadOnly);
5467             SHA1Summation sha1;
5468             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5469             springlist = sha1.Result();
5470         }
5471     }
5472
5473     if (invocation != nil) {
5474         [invocation yieldToSelector:@selector(invoke)];
5475         [self setTitle:@"COMPLETE"];
5476     }
5477
5478     if (Finish_ < 4) {
5479         FileFd file;
5480         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5481             _error->Discard();
5482         else {
5483             MMap mmap(file, MMap::ReadOnly);
5484             SHA1Summation sha1;
5485             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5486             if (!(notifyconf == sha1.Result()))
5487                 Finish_ = 4;
5488         }
5489     }
5490
5491     if (Finish_ < 3) {
5492         FileFd file;
5493         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5494             _error->Discard();
5495         else {
5496             MMap mmap(file, MMap::ReadOnly);
5497             SHA1Summation sha1;
5498             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5499             if (!(springlist == sha1.Result()))
5500                 Finish_ = 3;
5501         }
5502     }
5503
5504     if (Finish_ < 2) {
5505         if (RestartSubstrate_)
5506             Finish_ = 2;
5507     }
5508
5509     RestartSubstrate_ = false;
5510
5511     switch (Finish_) {
5512         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5513         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5514         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5515         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5516         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5517     }
5518
5519     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5520
5521     [progress_ setRunning:false];
5522     [self updateProgress];
5523
5524     [self applyRightButton];
5525 }
5526
5527 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5528     [progress_ addEvent:event];
5529     [self updateProgress];
5530 }
5531
5532 - (bool) isProgressCancelled {
5533     return cancel_ == 2;
5534 }
5535
5536 - (void) cancel {
5537     cancel_ = 2;
5538     [self updateCancel];
5539 }
5540
5541 - (void) setCancellable:(bool)cancellable {
5542     unsigned cancel(cancel_);
5543
5544     if (!cancellable)
5545         cancel_ = 0;
5546     else if (cancel_ == 0)
5547         cancel_ = 1;
5548
5549     if (cancel != cancel_)
5550         [self updateCancel];
5551 }
5552
5553 - (void) setProgressCancellable:(NSNumber *)cancellable {
5554     [self setCancellable:[cancellable boolValue]];
5555 }
5556
5557 - (void) setProgressPercent:(NSNumber *)percent {
5558     [progress_ setPercent:[percent floatValue]];
5559     [self updateProgress];
5560 }
5561
5562 - (void) setProgressStatus:(NSDictionary *)status {
5563     if (status == nil) {
5564         [progress_ setCurrent:0];
5565         [progress_ setTotal:0];
5566         [progress_ setSpeed:0];
5567     } else {
5568         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5569
5570         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5571         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5572         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5573     }
5574
5575     [self updateProgress];
5576 }
5577
5578 @end
5579 /* }}} */
5580
5581 /* Package Cell {{{ */
5582 @interface PackageCell : CyteTableViewCell <
5583     CyteTableViewCellDelegate
5584 > {
5585     _H<UIImage> icon_;
5586     _H<NSString> name_;
5587     _H<NSString> description_;
5588     bool commercial_;
5589     _H<NSString> source_;
5590     _H<UIImage> badge_;
5591     _H<UIImage> placard_;
5592     bool summarized_;
5593 }
5594
5595 - (PackageCell *) init;
5596 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5597
5598 - (void) drawContentRect:(CGRect)rect;
5599
5600 @end
5601
5602 @implementation PackageCell
5603
5604 - (PackageCell *) init {
5605     CGRect frame(CGRectMake(0, 0, 320, 74));
5606     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5607         UIView *content([self contentView]);
5608         CGRect bounds([content bounds]);
5609
5610         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5611         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5612         [content addSubview:content_];
5613
5614         [content_ setDelegate:self];
5615         [content_ setOpaque:YES];
5616     } return self;
5617 }
5618
5619 - (NSString *) accessibilityLabel {
5620     return name_;
5621 }
5622
5623 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5624     summarized_ = summary;
5625
5626     icon_ = nil;
5627     name_ = nil;
5628     description_ = nil;
5629     source_ = nil;
5630     badge_ = nil;
5631     placard_ = nil;
5632
5633     if (package == nil)
5634         [content_ setBackgroundColor:[UIColor whiteColor]];
5635     else {
5636         [package parse];
5637
5638         Source *source = [package source];
5639
5640         icon_ = [package icon];
5641
5642         if (NSString *name = [package name])
5643             name_ = [NSString stringWithString:name];
5644
5645         if (NSString *description = [package shortDescription])
5646             description_ = [NSString stringWithString:description];
5647
5648         commercial_ = [package isCommercial];
5649
5650         NSString *label = nil;
5651         bool trusted = false;
5652
5653         if (source != nil) {
5654             label = [source label];
5655             trusted = [source trusted];
5656         } else if ([[package id] isEqualToString:@"firmware"])
5657             label = UCLocalize("APPLE");
5658         else
5659             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5660
5661         NSString *from(label);
5662
5663         NSString *section = [package simpleSection];
5664         if (section != nil && ![section isEqualToString:label]) {
5665             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5666             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5667         }
5668
5669         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5670
5671         if (NSString *purpose = [package primaryPurpose])
5672             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5673
5674         UIColor *color;
5675         NSString *placard;
5676
5677         if (NSString *mode = [package mode]) {
5678             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5679                 color = RemovingColor_;
5680                 placard = @"removing";
5681             } else {
5682                 color = InstallingColor_;
5683                 placard = @"installing";
5684             }
5685         } else {
5686             color = [UIColor whiteColor];
5687
5688             if ([package installed] != nil)
5689                 placard = @"installed";
5690             else
5691                 placard = nil;
5692         }
5693
5694         [content_ setBackgroundColor:color];
5695
5696         if (placard != nil)
5697             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5698     }
5699
5700     [self setNeedsDisplay];
5701     [content_ setNeedsDisplay];
5702 }
5703
5704 - (void) drawSummaryContentRect:(CGRect)rect {
5705     bool highlighted(highlighted_);
5706     float width([self bounds].size.width);
5707
5708     if (icon_ != nil) {
5709         CGRect rect;
5710         rect.size = [(UIImage *) icon_ size];
5711
5712         while (rect.size.width > 16 || rect.size.height > 16) {
5713             rect.size.width /= 2;
5714             rect.size.height /= 2;
5715         }
5716
5717         rect.origin.x = 19 - rect.size.width / 2;
5718         rect.origin.y = 19 - rect.size.height / 2;
5719
5720         [icon_ drawInRect:rect];
5721     }
5722
5723     if (badge_ != nil) {
5724         CGRect rect;
5725         rect.size = [(UIImage *) badge_ size];
5726
5727         rect.size.width /= 4;
5728         rect.size.height /= 4;
5729
5730         rect.origin.x = 25 - rect.size.width / 2;
5731         rect.origin.y = 25 - rect.size.height / 2;
5732
5733         [badge_ drawInRect:rect];
5734     }
5735
5736     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5737         UISetColor(White_);
5738
5739     if (!highlighted)
5740         UISetColor(commercial_ ? Purple_ : Black_);
5741     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5742
5743     if (placard_ != nil)
5744         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5745 }
5746
5747 - (void) drawNormalContentRect:(CGRect)rect {
5748     bool highlighted(highlighted_);
5749     float width([self bounds].size.width);
5750
5751     if (icon_ != nil) {
5752         CGRect rect;
5753         rect.size = [(UIImage *) icon_ size];
5754
5755         while (rect.size.width > 32 || rect.size.height > 32) {
5756             rect.size.width /= 2;
5757             rect.size.height /= 2;
5758         }
5759
5760         rect.origin.x = 25 - rect.size.width / 2;
5761         rect.origin.y = 25 - rect.size.height / 2;
5762
5763         [icon_ drawInRect:rect];
5764     }
5765
5766     if (badge_ != nil) {
5767         CGRect rect;
5768         rect.size = [(UIImage *) badge_ size];
5769
5770         rect.size.width /= 2;
5771         rect.size.height /= 2;
5772
5773         rect.origin.x = 36 - rect.size.width / 2;
5774         rect.origin.y = 36 - rect.size.height / 2;
5775
5776         [badge_ drawInRect:rect];
5777     }
5778
5779     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5780         UISetColor(White_);
5781
5782     if (!highlighted)
5783         UISetColor(commercial_ ? Purple_ : Black_);
5784     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5785     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5786
5787     if (!highlighted)
5788         UISetColor(commercial_ ? Purplish_ : Gray_);
5789     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5790
5791     if (placard_ != nil)
5792         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5793 }
5794
5795 - (void) drawContentRect:(CGRect)rect {
5796     if (summarized_)
5797         [self drawSummaryContentRect:rect];
5798     else
5799         [self drawNormalContentRect:rect];
5800 }
5801
5802 @end
5803 /* }}} */
5804 /* Section Cell {{{ */
5805 @interface SectionCell : CyteTableViewCell <
5806     CyteTableViewCellDelegate
5807 > {
5808     _H<NSString> basic_;
5809     _H<NSString> section_;
5810     _H<NSString> name_;
5811     _H<NSString> count_;
5812     _H<UIImage> icon_;
5813     _H<UISwitch> switch_;
5814     BOOL editing_;
5815 }
5816
5817 - (void) setSection:(Section *)section editing:(BOOL)editing;
5818
5819 @end
5820
5821 @implementation SectionCell
5822
5823 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5824     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5825         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5826         // XXX: this initial frame is wrong, but is fixed later
5827         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5828         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5829
5830         UIView *content([self contentView]);
5831         CGRect bounds([content bounds]);
5832
5833         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5834         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5835         [content addSubview:content_];
5836         [content_ setBackgroundColor:[UIColor whiteColor]];
5837
5838         [content_ setDelegate:self];
5839     } return self;
5840 }
5841
5842 - (void) onSwitch:(id)sender {
5843     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5844     if (metadata == nil) {
5845         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5846         [Sections_ setObject:metadata forKey:basic_];
5847     }
5848
5849     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5850     Changed_ = true;
5851 }
5852
5853 - (void) setSection:(Section *)section editing:(BOOL)editing {
5854     if (editing != editing_) {
5855         if (editing_)
5856             [switch_ removeFromSuperview];
5857         else
5858             [self addSubview:switch_];
5859         editing_ = editing;
5860     }
5861
5862     basic_ = nil;
5863     section_ = nil;
5864     name_ = nil;
5865     count_ = nil;
5866
5867     if (section == nil) {
5868         name_ = UCLocalize("ALL_PACKAGES");
5869         count_ = nil;
5870     } else {
5871         basic_ = [section name];
5872         section_ = [section localized];
5873
5874         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5875         count_ = [NSString stringWithFormat:@"%zd", [section count]];
5876
5877         if (editing_)
5878             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5879     }
5880
5881     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5882     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5883
5884     [content_ setNeedsDisplay];
5885 }
5886
5887 - (void) setFrame:(CGRect)frame {
5888     [super setFrame:frame];
5889
5890     CGRect rect([switch_ frame]);
5891     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5892 }
5893
5894 - (NSString *) accessibilityLabel {
5895     return name_;
5896 }
5897
5898 - (void) drawContentRect:(CGRect)rect {
5899     bool highlighted(highlighted_ && !editing_);
5900
5901     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
5902
5903     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5904         UISetColor(White_);
5905
5906     float width(rect.size.width);
5907     if (editing_)
5908         width -= 9 + [switch_ frame].size.width;
5909
5910     if (!highlighted)
5911         UISetColor(Black_);
5912     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
5913
5914     CGSize size = [count_ sizeWithFont:Font14_];
5915
5916     UISetColor(Folder_);
5917     if (count_ != nil)
5918         [count_ drawAtPoint:CGPointMake(10 + (30 - size.width) / 2, 18) withFont:Font12Bold_];
5919 }
5920
5921 @end
5922 /* }}} */
5923
5924 /* File Table {{{ */
5925 @interface FileTable : CyteViewController <
5926     UITableViewDataSource,
5927     UITableViewDelegate
5928 > {
5929     _transient Database *database_;
5930     _H<Package> package_;
5931     _H<NSString> name_;
5932     _H<NSMutableArray> files_;
5933     _H<UITableView, 2> list_;
5934 }
5935
5936 - (id) initWithDatabase:(Database *)database;
5937 - (void) setPackage:(Package *)package;
5938
5939 @end
5940
5941 @implementation FileTable
5942
5943 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5944     return files_ == nil ? 0 : [files_ count];
5945 }
5946
5947 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5948     return 24.0f;
5949 }*/
5950
5951 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5952     static NSString *reuseIdentifier = @"Cell";
5953
5954     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5955     if (cell == nil) {
5956         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5957         [cell setFont:[UIFont systemFontOfSize:16]];
5958     }
5959     [cell setText:[files_ objectAtIndex:indexPath.row]];
5960     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5961
5962     return cell;
5963 }
5964
5965 - (NSURL *) navigationURL {
5966     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5967 }
5968
5969 - (void) loadView {
5970     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5971     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5972     [list_ setRowHeight:24.0f];
5973     [(UITableView *) list_ setDataSource:self];
5974     [list_ setDelegate:self];
5975     [self setView:list_];
5976 }
5977
5978 - (void) viewDidLoad {
5979     [super viewDidLoad];
5980
5981     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5982 }
5983
5984 - (void) releaseSubviews {
5985     list_ = nil;
5986
5987     package_ = nil;
5988     files_ = nil;
5989
5990     [super releaseSubviews];
5991 }
5992
5993 - (id) initWithDatabase:(Database *)database {
5994     if ((self = [super init]) != nil) {
5995         database_ = database;
5996     } return self;
5997 }
5998
5999 - (void) setPackage:(Package *)package {
6000     package_ = nil;
6001     name_ = nil;
6002
6003     files_ = [NSMutableArray arrayWithCapacity:32];
6004
6005     if (package != nil) {
6006         package_ = package;
6007         name_ = [package id];
6008
6009         if (NSArray *files = [package files])
6010             [files_ addObjectsFromArray:files];
6011
6012         if ([files_ count] != 0) {
6013             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6014                 [files_ removeObjectAtIndex:0];
6015             [files_ sortUsingSelector:@selector(compareByPath:)];
6016
6017             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6018             [stack addObject:@"/"];
6019
6020             for (int i(0), e([files_ count]); i != e; ++i) {
6021                 NSString *file = [files_ objectAtIndex:i];
6022                 while (![file hasPrefix:[stack lastObject]])
6023                     [stack removeLastObject];
6024                 NSString *directory = [stack lastObject];
6025                 [stack addObject:[file stringByAppendingString:@"/"]];
6026                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6027                     ([stack count] - 2) * 3, "",
6028                     [file substringFromIndex:[directory length]]
6029                 ]];
6030             }
6031         }
6032     }
6033
6034     [list_ reloadData];
6035 }
6036
6037 - (void) reloadData {
6038     [super reloadData];
6039
6040     [self setPackage:[database_ packageWithName:name_]];
6041 }
6042
6043 @end
6044 /* }}} */
6045 /* Package Controller {{{ */
6046 @interface CYPackageController : CydiaWebViewController <
6047     UIActionSheetDelegate
6048 > {
6049     _transient Database *database_;
6050     _H<Package> package_;
6051     _H<NSString> name_;
6052     bool commercial_;
6053     _H<NSMutableArray> buttons_;
6054     _H<UIBarButtonItem> button_;
6055 }
6056
6057 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6058
6059 @end
6060
6061 @implementation CYPackageController
6062
6063 - (NSURL *) navigationURL {
6064     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6065 }
6066
6067 /* XXX: this is not safe at all... localization of /fail/ */
6068 - (void) _clickButtonWithName:(NSString *)name {
6069     if ([name isEqualToString:UCLocalize("CLEAR")])
6070         [delegate_ clearPackage:package_];
6071     else if ([name isEqualToString:UCLocalize("INSTALL")])
6072         [delegate_ installPackage:package_];
6073     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6074         [delegate_ installPackage:package_];
6075     else if ([name isEqualToString:UCLocalize("REMOVE")])
6076         [delegate_ removePackage:package_];
6077     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6078         [delegate_ installPackage:package_];
6079     else _assert(false);
6080 }
6081
6082 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6083     NSString *context([sheet context]);
6084
6085     if ([context isEqualToString:@"modify"]) {
6086         if (button != [sheet cancelButtonIndex]) {
6087             NSString *buttonName = [buttons_ objectAtIndex:button];
6088             [self _clickButtonWithName:buttonName];
6089         }
6090
6091         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6092     }
6093 }
6094
6095 - (bool) _allowJavaScriptPanel {
6096     return commercial_;
6097 }
6098
6099 #if !AlwaysReload
6100 - (void) _customButtonClicked {
6101     int count([buttons_ count]);
6102     if (count == 0)
6103         return;
6104
6105     if (count == 1)
6106         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6107     else {
6108         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6109         [buttons addObjectsFromArray:buttons_];
6110
6111         UIActionSheet *sheet = [[[UIActionSheet alloc]
6112             initWithTitle:nil
6113             delegate:self
6114             cancelButtonTitle:nil
6115             destructiveButtonTitle:nil
6116             otherButtonTitles:nil
6117         ] autorelease];
6118
6119         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6120         if (!IsWildcat_) {
6121            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6122            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6123         }
6124         [sheet setContext:@"modify"];
6125
6126         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6127     }
6128 }
6129
6130 - (void) reloadButtonClicked {
6131     if (commercial_ && function_ == nil && [package_ uninstalled])
6132         return;
6133     [self customButtonClicked];
6134 }
6135
6136 - (void) applyLoadingTitle {
6137     // Don't show "Loading" as the title. Ever.
6138 }
6139
6140 - (UIBarButtonItem *) rightButton {
6141     return button_;
6142 }
6143 #endif
6144
6145 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6146     if ((self = [super init]) != nil) {
6147         database_ = database;
6148         buttons_ = [NSMutableArray arrayWithCapacity:4];
6149         name_ = name == nil ? @"" : [NSString stringWithString:name];
6150         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6151     } return self;
6152 }
6153
6154 - (void) reloadData {
6155     [super reloadData];
6156
6157     package_ = [database_ packageWithName:name_];
6158
6159     [buttons_ removeAllObjects];
6160
6161     if (package_ != nil) {
6162         [(Package *) package_ parse];
6163
6164         commercial_ = [package_ isCommercial];
6165
6166         if ([package_ mode] != nil)
6167             [buttons_ addObject:UCLocalize("CLEAR")];
6168         if ([package_ source] == nil);
6169         else if ([package_ upgradableAndEssential:NO])
6170             [buttons_ addObject:UCLocalize("UPGRADE")];
6171         else if ([package_ uninstalled])
6172             [buttons_ addObject:UCLocalize("INSTALL")];
6173         else
6174             [buttons_ addObject:UCLocalize("REINSTALL")];
6175         if (![package_ uninstalled])
6176             [buttons_ addObject:UCLocalize("REMOVE")];
6177     }
6178
6179     NSString *title;
6180     switch ([buttons_ count]) {
6181         case 0: title = nil; break;
6182         case 1: title = [buttons_ objectAtIndex:0]; break;
6183         default: title = UCLocalize("MODIFY"); break;
6184     }
6185
6186     button_ = [[[UIBarButtonItem alloc]
6187         initWithTitle:title
6188         style:UIBarButtonItemStylePlain
6189         target:self
6190         action:@selector(customButtonClicked)
6191     ] autorelease];
6192 }
6193
6194 - (bool) isLoading {
6195     return commercial_ ? [super isLoading] : false;
6196 }
6197
6198 @end
6199 /* }}} */
6200
6201 /* Package List Controller {{{ */
6202 @interface PackageListController : CyteViewController <
6203     UITableViewDataSource,
6204     UITableViewDelegate
6205 > {
6206     _transient Database *database_;
6207     unsigned era_;
6208     _H<NSArray> packages_;
6209     _H<NSArray> sections_;
6210     _H<UITableView, 2> list_;
6211
6212     _H<NSArray> thumbs_;
6213     std::vector<NSInteger> offset_;
6214
6215     _H<NSString> title_;
6216     unsigned reloading_;
6217 }
6218
6219 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6220 - (void) setDelegate:(id)delegate;
6221 - (void) resetCursor;
6222 - (void) clearData;
6223
6224 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6225
6226 @end
6227
6228 @implementation PackageListController
6229
6230 - (NSURL *) referrerURL {
6231     return [self navigationURL];
6232 }
6233
6234 - (bool) isSummarized {
6235     return false;
6236 }
6237
6238 - (bool) showsSections {
6239     return true;
6240 }
6241
6242 - (void) deselectWithAnimation:(BOOL)animated {
6243     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6244 }
6245
6246 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6247     CGRect base = [[self view] bounds];
6248     base.size.height -= bounds.size.height;
6249     base.origin = [list_ frame].origin;
6250
6251     [UIView beginAnimations:nil context:NULL];
6252     [UIView setAnimationBeginsFromCurrentState:YES];
6253     [UIView setAnimationCurve:curve];
6254     [UIView setAnimationDuration:duration];
6255     [list_ setFrame:base];
6256     [UIView commitAnimations];
6257 }
6258
6259 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6260     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6261 }
6262
6263 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6264     [self resizeForKeyboardBounds:bounds duration:0];
6265 }
6266
6267 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6268     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6269         *curve = UIViewAnimationCurveEaseInOut;
6270     else
6271         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6272
6273     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6274         *duration = 0.3;
6275     else
6276         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6277 }
6278
6279 - (void) keyboardWillShow:(NSNotification *)notification {
6280     CGRect bounds;
6281     CGPoint center;
6282     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6283     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6284
6285     NSTimeInterval duration;
6286     UIViewAnimationCurve curve;
6287     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6288
6289     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);
6290     UIViewController *base = self;
6291     while ([base parentOrPresentingViewController] != nil)
6292         base = [base parentOrPresentingViewController];
6293     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6294     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6295
6296     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6297         intersection.size.height += CYStatusBarHeight();
6298
6299     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6300 }
6301
6302 - (void) keyboardWillHide:(NSNotification *)notification {
6303     NSTimeInterval duration;
6304     UIViewAnimationCurve curve;
6305     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6306
6307     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6308 }
6309
6310 - (void) viewWillAppear:(BOOL)animated {
6311     [super viewWillAppear:animated];
6312
6313     [self resizeForKeyboardBounds:CGRectZero];
6314     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6315     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6316 }
6317
6318 - (void) viewWillDisappear:(BOOL)animated {
6319     [super viewWillDisappear:animated];
6320
6321     [self resizeForKeyboardBounds:CGRectZero];
6322     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6323     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6324 }
6325
6326 - (void) viewDidAppear:(BOOL)animated {
6327     [super viewDidAppear:animated];
6328     [self deselectWithAnimation:animated];
6329 }
6330
6331 - (void) didSelectPackage:(Package *)package {
6332     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6333     [view setDelegate:delegate_];
6334     [[self navigationController] pushViewController:view animated:YES];
6335 }
6336
6337 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6338     NSInteger count([sections_ count]);
6339     return count == 0 ? 1 : count;
6340 }
6341
6342 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6343     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6344         return nil;
6345     return [[sections_ objectAtIndex:section] name];
6346 }
6347
6348 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6349     if ([sections_ count] == 0)
6350         return 0;
6351     return [[sections_ objectAtIndex:section] count];
6352 }
6353
6354 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6355 @synchronized (database_) {
6356     if ([database_ era] != era_)
6357         return nil;
6358
6359     Section *section([sections_ objectAtIndex:[path section]]);
6360     NSInteger row([path row]);
6361     Package *package([packages_ objectAtIndex:([section row] + row)]);
6362     return [[package retain] autorelease];
6363 } }
6364
6365 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6366     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6367     if (cell == nil)
6368         cell = [[[PackageCell alloc] init] autorelease];
6369
6370     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6371     [cell setPackage:package asSummary:[self isSummarized]];
6372     return cell;
6373 }
6374
6375 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6376     Package *package([self packageAtIndexPath:path]);
6377     package = [database_ packageWithName:[package id]];
6378     [self didSelectPackage:package];
6379 }
6380
6381 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6382     return thumbs_;
6383 }
6384
6385 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6386     return offset_[index];
6387 }
6388
6389 - (void) updateHeight {
6390     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6391 }
6392
6393 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6394     if ((self = [super init]) != nil) {
6395         database_ = database;
6396         title_ = [title copy];
6397         [[self navigationItem] setTitle:title_];
6398     } return self;
6399 }
6400
6401 - (void) loadView {
6402     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6403     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6404     [self setView:view];
6405
6406     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6407     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6408     [view addSubview:list_];
6409
6410     // XXX: is 20 the most optimal number here?
6411     [list_ setSectionIndexMinimumDisplayRowCount:20];
6412
6413     [(UITableView *) list_ setDataSource:self];
6414     [list_ setDelegate:self];
6415
6416     [self updateHeight];
6417 }
6418
6419 - (void) releaseSubviews {
6420     list_ = nil;
6421
6422     packages_ = nil;
6423     sections_ = nil;
6424
6425     thumbs_ = nil;
6426     offset_.clear();
6427
6428     [super releaseSubviews];
6429 }
6430
6431 - (void) setDelegate:(id)delegate {
6432     delegate_ = delegate;
6433 }
6434
6435 - (bool) shouldYield {
6436     return false;
6437 }
6438
6439 - (bool) shouldBlock {
6440     return false;
6441 }
6442
6443 - (NSMutableArray *) _reloadPackages {
6444 @synchronized (database_) {
6445     era_ = [database_ era];
6446     NSArray *packages([database_ packages]);
6447
6448     return [NSMutableArray arrayWithArray:packages];
6449 } }
6450
6451 - (void) _reloadData {
6452     if (reloading_ != 0) {
6453         reloading_ = 2;
6454         return;
6455     }
6456
6457     NSMutableArray *packages;
6458
6459   reload:
6460     if ([self shouldYield]) {
6461         do {
6462             UIProgressHUD *hud;
6463
6464             if (![self shouldBlock])
6465                 hud = nil;
6466             else {
6467                 hud = [delegate_ addProgressHUD];
6468                 [hud setText:UCLocalize("LOADING")];
6469             }
6470
6471             reloading_ = 1;
6472             packages = [self yieldToSelector:@selector(_reloadPackages)];
6473
6474             if (hud != nil)
6475                 [delegate_ removeProgressHUD:hud];
6476         } while (reloading_ == 2);
6477     } else {
6478         packages = [self _reloadPackages];
6479     }
6480
6481 @synchronized (database_) {
6482     if (era_ != [database_ era])
6483         goto reload;
6484     reloading_ = 0;
6485
6486     thumbs_ = nil;
6487     offset_.clear();
6488
6489     packages_ = packages;
6490
6491     if ([self showsSections])
6492         sections_ = [self sectionsForPackages:packages];
6493     else {
6494         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6495         [section setCount:[packages_ count]];
6496         sections_ = [NSArray arrayWithObject:section];
6497     }
6498
6499     [self updateHeight];
6500
6501     _profile(PackageTable$reloadData$List)
6502         [(UITableView *) list_ setDataSource:self];
6503         [list_ reloadData];
6504     _end
6505 }
6506
6507     PrintTimes();
6508 }
6509
6510 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6511     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6512     size_t end([packages count]);
6513
6514     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6515     Section *section(prefix);
6516
6517     thumbs_ = CollationThumbs_;
6518     offset_ = CollationOffset_;
6519
6520     size_t offset(0);
6521     size_t offsets([CollationStarts_ count]);
6522
6523     NSString *start([CollationStarts_ objectAtIndex:offset]);
6524     size_t length([start length]);
6525
6526     for (size_t index(0); index != end; ++index) {
6527         if (start != nil) {
6528             Package *package([packages objectAtIndex:index]);
6529             NSString *name([package name]);
6530
6531             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6532             while (StringNameCompare((CFStringRef) start, (CFStringRef) name, NULL) != kCFCompareGreaterThan) {
6533                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6534                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6535                 [sections addObject:section];
6536
6537                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6538                 if (start == nil)
6539                     break;
6540                 length = [start length];
6541             }
6542         }
6543
6544         [section addToCount];
6545     }
6546
6547     for (; offset != offsets; ++offset) {
6548         NSString *title([CollationTitles_ objectAtIndex:offset]);
6549         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6550         [sections addObject:section];
6551     }
6552
6553     if ([prefix count] != 0) {
6554         Section *suffix([sections lastObject]);
6555         [prefix setName:[suffix name]];
6556         [suffix setName:nil];
6557         [sections insertObject:prefix atIndex:(offsets - 1)];
6558     }
6559
6560     return sections;
6561 }
6562
6563 - (void) reloadData {
6564     [super reloadData];
6565
6566     if ([self shouldYield])
6567         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6568     else
6569         [self _reloadData];
6570 }
6571
6572 - (void) resetCursor {
6573     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6574 }
6575
6576 - (void) clearData {
6577     [self updateHeight];
6578
6579     [list_ setDataSource:nil];
6580     [list_ reloadData];
6581
6582     [self resetCursor];
6583 }
6584
6585 @end
6586 /* }}} */
6587 /* Filtered Package List Controller {{{ */
6588 typedef Function<bool, Package *> PackageFilter;
6589 typedef Function<void, NSMutableArray *> PackageSorter;
6590 @interface FilteredPackageListController : PackageListController {
6591     PackageFilter filter_;
6592     PackageSorter sorter_;
6593 }
6594
6595 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6596
6597 - (void) setFilter:(PackageFilter)filter;
6598 - (void) setSorter:(PackageSorter)sorter;
6599
6600 @end
6601
6602 @implementation FilteredPackageListController
6603
6604 - (void) setFilter:(PackageFilter)filter {
6605 @synchronized (self) {
6606     filter_ = filter;
6607 } }
6608
6609 - (void) setSorter:(PackageSorter)sorter {
6610 @synchronized (self) {
6611     sorter_ = sorter;
6612 } }
6613
6614 - (NSMutableArray *) _reloadPackages {
6615 @synchronized (database_) {
6616     era_ = [database_ era];
6617
6618     NSArray *packages([database_ packages]);
6619     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6620
6621     PackageFilter filter;
6622     PackageSorter sorter;
6623
6624     @synchronized (self) {
6625         filter = filter_;
6626         sorter = sorter_;
6627     }
6628
6629     _profile(PackageTable$reloadData$Filter)
6630         for (Package *package in packages)
6631             if ([package valid] && filter(package))
6632                 [filtered addObject:package];
6633     _end
6634
6635     if (sorter)
6636         sorter(filtered);
6637     return filtered;
6638 } }
6639
6640 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6641     if ((self = [super initWithDatabase:database title:title]) != nil) {
6642         [self setFilter:filter];
6643     } return self;
6644 }
6645
6646 @end
6647 /* }}} */
6648
6649 /* Home Controller {{{ */
6650 @interface HomeController : CydiaWebViewController {
6651     CFRunLoopRef runloop_;
6652     SCNetworkReachabilityRef reachability_;
6653 }
6654
6655 @end
6656
6657 @implementation HomeController
6658
6659 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6660     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6661 }
6662
6663 - (id) init {
6664     if ((self = [super init]) != nil) {
6665         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6666         [self reloadData];
6667
6668         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6669         if (reachability_ != NULL) {
6670             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6671             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6672
6673             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6674             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6675                 runloop_ = runloop;
6676         }
6677     } return self;
6678 }
6679
6680 - (void) dealloc {
6681     if (reachability_ != NULL && runloop_ != NULL)
6682         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6683     [super dealloc];
6684 }
6685
6686 - (NSURL *) navigationURL {
6687     return [NSURL URLWithString:@"cydia://home"];
6688 }
6689
6690 - (void) aboutButtonClicked {
6691     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6692
6693     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6694     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6695     [alert setCancelButtonIndex:0];
6696
6697     [alert setMessage:
6698         @"Copyright \u00a9 2008-2013\n"
6699         "SaurikIT, LLC\n"
6700         "\n"
6701         "Jay Freeman (saurik)\n"
6702         "saurik@saurik.com\n"
6703         "http://www.saurik.com/"
6704     ];
6705
6706     [alert show];
6707 }
6708
6709 - (UIBarButtonItem *) leftButton {
6710     return [[[UIBarButtonItem alloc]
6711         initWithTitle:UCLocalize("ABOUT")
6712         style:UIBarButtonItemStylePlain
6713         target:self
6714         action:@selector(aboutButtonClicked)
6715     ] autorelease];
6716 }
6717
6718 @end
6719 /* }}} */
6720
6721 /* Cydia Navigation Controller Interface {{{ */
6722 @interface UINavigationController (Cydia)
6723
6724 - (NSArray *) navigationURLCollection;
6725 - (void) unloadData;
6726
6727 @end
6728 /* }}} */
6729
6730 /* Cydia Tab Bar Controller {{{ */
6731 @interface CydiaTabBarController : CyteTabBarController <
6732     UITabBarControllerDelegate,
6733     FetchDelegate
6734 > {
6735     _transient Database *database_;
6736
6737     _H<UIActivityIndicatorView> indicator_;
6738
6739     bool updating_;
6740     // XXX: ok, "updatedelegate_"?...
6741     _transient NSObject<CydiaDelegate> *updatedelegate_;
6742 }
6743
6744 - (NSArray *) navigationURLCollection;
6745 - (void) beginUpdate;
6746 - (BOOL) updating;
6747
6748 @end
6749
6750 @implementation CydiaTabBarController
6751
6752 - (NSArray *) navigationURLCollection {
6753     NSMutableArray *items([NSMutableArray array]);
6754
6755     // XXX: Should this deal with transient view controllers?
6756     for (id navigation in [self viewControllers]) {
6757         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6758         if (stack != nil)
6759             [items addObject:stack];
6760     }
6761
6762     return items;
6763 }
6764
6765 - (id) initWithDatabase:(Database *)database {
6766     if ((self = [super init]) != nil) {
6767         database_ = database;
6768         [self setDelegate:self];
6769
6770         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6771         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6772
6773         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6774     } return self;
6775 }
6776
6777 - (void) setUpdate:(NSDate *)date {
6778     [self beginUpdate];
6779 }
6780
6781 - (void) beginUpdate {
6782     if (updating_)
6783         return;
6784
6785     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6786     UITabBarItem *item([controller tabBarItem]);
6787
6788     [item setBadgeValue:@""];
6789     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6790
6791     [indicator_ startAnimating];
6792     [badge addSubview:indicator_];
6793
6794     [updatedelegate_ retainNetworkActivityIndicator];
6795     updating_ = true;
6796
6797     [NSThread
6798         detachNewThreadSelector:@selector(performUpdate)
6799         toTarget:self
6800         withObject:nil
6801     ];
6802 }
6803
6804 - (void) performUpdate {
6805     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6806
6807     SourceStatus status(self, database_);
6808     [database_ updateWithStatus:status];
6809
6810     [self
6811         performSelectorOnMainThread:@selector(completeUpdate)
6812         withObject:nil
6813         waitUntilDone:NO
6814     ];
6815
6816     [pool release];
6817 }
6818
6819 - (void) stopUpdateWithSelector:(SEL)selector {
6820     updating_ = false;
6821     [updatedelegate_ releaseNetworkActivityIndicator];
6822
6823     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6824     [[controller tabBarItem] setBadgeValue:nil];
6825
6826     [indicator_ removeFromSuperview];
6827     [indicator_ stopAnimating];
6828
6829     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6830 }
6831
6832 - (void) completeUpdate {
6833     if (!updating_)
6834         return;
6835     [self stopUpdateWithSelector:@selector(reloadData)];
6836 }
6837
6838 - (void) cancelUpdate {
6839     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6840 }
6841
6842 - (void) cancelPressed {
6843     [self cancelUpdate];
6844 }
6845
6846 - (BOOL) updating {
6847     return updating_;
6848 }
6849
6850 - (bool) isSourceCancelled {
6851     return !updating_;
6852 }
6853
6854 - (void) startSourceFetch:(NSString *)uri {
6855 }
6856
6857 - (void) stopSourceFetch:(NSString *)uri {
6858 }
6859
6860 - (void) setUpdateDelegate:(id)delegate {
6861     updatedelegate_ = delegate;
6862 }
6863
6864 - (UIView *) transitionView {
6865     if (![self respondsToSelector:@selector(_transitionView)])
6866         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6867     else if (kCFCoreFoundationVersionNumber < 800)
6868         return [self _transitionView];
6869     else
6870         return [[[self _transitionView] superview] superview];
6871 }
6872
6873 @end
6874 /* }}} */
6875
6876 /* Cydia Navigation Controller Implementation {{{ */
6877 @implementation UINavigationController (Cydia)
6878
6879 - (NSArray *) navigationURLCollection {
6880     NSMutableArray *stack([NSMutableArray array]);
6881
6882     for (CyteViewController *controller in [self viewControllers]) {
6883         NSString *url = [[controller navigationURL] absoluteString];
6884         if (url != nil)
6885             [stack addObject:url];
6886     }
6887
6888     return stack;
6889 }
6890
6891 - (void) reloadData {
6892     [super reloadData];
6893
6894     UIViewController *visible([self visibleViewController]);
6895     if (visible != nil)
6896         [visible reloadData];
6897
6898     // on the iPad, this view controller is ALSO visible. :(
6899     if (IsWildcat_)
6900         if (UIViewController *top = [self topViewController])
6901             if (top != visible)
6902                 [top reloadData];
6903 }
6904
6905 - (void) unloadData {
6906     for (CyteViewController *page in [self viewControllers])
6907         [page unloadData];
6908
6909     [super unloadData];
6910 }
6911
6912 @end
6913 /* }}} */
6914
6915 /* Cydia:// Protocol {{{ */
6916 @interface CydiaURLProtocol : NSURLProtocol {
6917 }
6918
6919 @end
6920
6921 @implementation CydiaURLProtocol
6922
6923 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6924     NSURL *url([request URL]);
6925     if (url == nil)
6926         return NO;
6927
6928     NSString *scheme([[url scheme] lowercaseString]);
6929     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6930         return YES;
6931     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6932         return YES;
6933
6934     return NO;
6935 }
6936
6937 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6938     return request;
6939 }
6940
6941 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6942     id<NSURLProtocolClient> client([self client]);
6943     if (icon == nil)
6944         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6945     else {
6946         NSData *data(UIImagePNGRepresentation(icon));
6947
6948         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6949         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6950         [client URLProtocol:self didLoadData:data];
6951         [client URLProtocolDidFinishLoading:self];
6952     }
6953 }
6954
6955 - (void) startLoading {
6956     id<NSURLProtocolClient> client([self client]);
6957     NSURLRequest *request([self request]);
6958
6959     NSURL *url([request URL]);
6960     NSString *href([url absoluteString]);
6961     NSString *scheme([[url scheme] lowercaseString]);
6962
6963     NSString *path;
6964
6965     if ([scheme isEqualToString:@"cydia"])
6966         path = [href substringFromIndex:8];
6967     else if ([scheme isEqualToString:@"about"])
6968         path = [href substringFromIndex:12];
6969     else _assert(false);
6970
6971     NSRange slash([path rangeOfString:@"/"]);
6972
6973     NSString *command;
6974     if (slash.location == NSNotFound) {
6975         command = path;
6976         path = nil;
6977     } else {
6978         command = [path substringToIndex:slash.location];
6979         path = [path substringFromIndex:(slash.location + 1)];
6980     }
6981
6982     Database *database([Database sharedInstance]);
6983
6984     if ([command isEqualToString:@"package-icon"]) {
6985         if (path == nil)
6986             goto fail;
6987         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6988         Package *package([database packageWithName:path]);
6989         if (package == nil)
6990             goto fail;
6991         [package parse];
6992         UIImage *icon([package icon]);
6993         [self _returnPNGWithImage:icon forRequest:request];
6994     } else if ([command isEqualToString:@"uikit-image"]) {
6995         if (path == nil)
6996             goto fail;
6997         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6998         UIImage *icon(_UIImageWithName(path));
6999         [self _returnPNGWithImage:icon forRequest:request];
7000     } else if ([command isEqualToString:@"section-icon"]) {
7001         if (path == nil)
7002             goto fail;
7003         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7004         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7005         if (icon == nil)
7006             icon = [UIImage applicationImageNamed:@"unknown.png"];
7007         [self _returnPNGWithImage:icon forRequest:request];
7008     } else fail: {
7009         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7010     }
7011 }
7012
7013 - (void) stopLoading {
7014 }
7015
7016 @end
7017 /* }}} */
7018
7019 /* Section Controller {{{ */
7020 @interface SectionController : FilteredPackageListController {
7021     _H<NSString> key_;
7022     _H<NSString> section_;
7023 }
7024
7025 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7026
7027 @end
7028
7029 @implementation SectionController
7030
7031 - (NSURL *) referrerURL {
7032     NSString *name(section_);
7033     name = name ?: @"*";
7034     NSString *key(key_);
7035     key = key ?: @"*";
7036     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7037 }
7038
7039 - (NSURL *) navigationURL {
7040     NSString *name(section_);
7041     name = name ?: @"*";
7042     NSString *key(key_);
7043     key = key ?: @"*";
7044     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7045 }
7046
7047 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7048     NSString *title;
7049     if (section == nil)
7050         title = UCLocalize("ALL_PACKAGES");
7051     else if (![section isEqual:@""])
7052         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7053     else
7054         title = UCLocalize("NO_SECTION");
7055
7056     if ((self = [super initWithDatabase:database title:title]) != nil) {
7057         key_ = [source key];
7058         section_ = section;
7059     } return self;
7060 }
7061
7062 - (void) reloadData {
7063     Source *source([database_ sourceWithKey:key_]);
7064     _H<NSString> name(section_);
7065
7066     [self setFilter:[=](Package *package) {
7067         NSString *section([package section]);
7068
7069         return (
7070             name == nil ||
7071             section == nil && [name length] == 0 ||
7072             [name isEqualToString:section]
7073         ) && (
7074             source == nil ||
7075             [package source] == source
7076         ) && [package visible];
7077     }];
7078
7079     [super reloadData];
7080 }
7081
7082 @end
7083 /* }}} */
7084 /* Sections Controller {{{ */
7085 @interface SectionsController : CyteViewController <
7086     UITableViewDataSource,
7087     UITableViewDelegate
7088 > {
7089     _transient Database *database_;
7090     _H<NSString> key_;
7091     _H<NSMutableArray> sections_;
7092     _H<NSMutableArray> filtered_;
7093     _H<UITableView, 2> list_;
7094 }
7095
7096 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7097 - (void) editButtonClicked;
7098
7099 @end
7100
7101 @implementation SectionsController
7102
7103 - (NSURL *) navigationURL {
7104     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7105 }
7106
7107 - (Source *) source {
7108     if (key_ == nil)
7109         return nil;
7110     return [database_ sourceWithKey:key_];
7111 }
7112
7113 - (void) updateNavigationItem {
7114     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7115     if ([sections_ count] == 0) {
7116         [[self navigationItem] setRightBarButtonItem:nil];
7117     } else {
7118         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7119             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7120             target:self
7121             action:@selector(editButtonClicked)
7122         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7123     }
7124 }
7125
7126 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7127     [super setEditing:editing animated:animated];
7128
7129     if (editing)
7130         [list_ reloadData];
7131     else
7132         [delegate_ updateData];
7133
7134     [self updateNavigationItem];
7135 }
7136
7137 - (void) viewDidAppear:(BOOL)animated {
7138     [super viewDidAppear:animated];
7139     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7140 }
7141
7142 - (void) viewWillDisappear:(BOOL)animated {
7143     [super viewWillDisappear:animated];
7144     [self setEditing:NO];
7145 }
7146
7147 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7148     Section *section = nil;
7149     int index = [indexPath row];
7150     if (![self isEditing]) {
7151         index -= 1;
7152         if (index >= 0)
7153             section = [filtered_ objectAtIndex:index];
7154     } else {
7155         section = [sections_ objectAtIndex:index];
7156     }
7157     return section;
7158 }
7159
7160 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7161     if ([self isEditing])
7162         return [sections_ count];
7163     else
7164         return [filtered_ count] + 1;
7165 }
7166
7167 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7168     return 45.0f;
7169 }*/
7170
7171 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7172     static NSString *reuseIdentifier = @"SectionCell";
7173
7174     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7175     if (cell == nil)
7176         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7177
7178     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7179
7180     return cell;
7181 }
7182
7183 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7184     if ([self isEditing])
7185         return;
7186
7187     Section *section = [self sectionAtIndexPath:indexPath];
7188
7189     SectionController *controller = [[[SectionController alloc]
7190         initWithDatabase:database_
7191         source:[self source]
7192         section:[section name]
7193     ] autorelease];
7194     [controller setDelegate:delegate_];
7195
7196     [[self navigationController] pushViewController:controller animated:YES];
7197 }
7198
7199 - (void) loadView {
7200     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7201     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7202     [list_ setRowHeight:46];
7203     [(UITableView *) list_ setDataSource:self];
7204     [list_ setDelegate:self];
7205     [self setView:list_];
7206 }
7207
7208 - (void) viewDidLoad {
7209     [super viewDidLoad];
7210
7211     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7212 }
7213
7214 - (void) releaseSubviews {
7215     list_ = nil;
7216
7217     sections_ = nil;
7218     filtered_ = nil;
7219
7220     [super releaseSubviews];
7221 }
7222
7223 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7224     if ((self = [super init]) != nil) {
7225         database_ = database;
7226         key_ = [source key];
7227     } return self;
7228 }
7229
7230 - (void) reloadData {
7231     [super reloadData];
7232
7233     NSArray *packages = [database_ packages];
7234
7235     sections_ = [NSMutableArray arrayWithCapacity:16];
7236     filtered_ = [NSMutableArray arrayWithCapacity:16];
7237
7238     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7239
7240     Source *source([self source]);
7241
7242     _trace();
7243     for (Package *package in packages) {
7244         if (source != nil && [package source] != source)
7245             continue;
7246
7247         NSString *name([package section]);
7248         NSString *key(name == nil ? @"" : name);
7249
7250         Section *section;
7251
7252         _profile(SectionsView$reloadData$Section)
7253             section = [sections objectForKey:key];
7254             if (section == nil) {
7255                 _profile(SectionsView$reloadData$Section$Allocate)
7256                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7257                     [sections setObject:section forKey:key];
7258                 _end
7259             }
7260         _end
7261
7262         [section addToCount];
7263
7264         _profile(SectionsView$reloadData$Filter)
7265             if (![package valid] || ![package visible])
7266                 continue;
7267         _end
7268
7269         [section addToRow];
7270     }
7271     _trace();
7272
7273     [sections_ addObjectsFromArray:[sections allValues]];
7274
7275     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7276
7277     for (Section *section in (id) sections_) {
7278         size_t count([section row]);
7279         if (count == 0)
7280             continue;
7281
7282         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7283         [section setCount:count];
7284         [filtered_ addObject:section];
7285     }
7286
7287     [self updateNavigationItem];
7288     [list_ reloadData];
7289     _trace();
7290 }
7291
7292 - (void) editButtonClicked {
7293     [self setEditing:![self isEditing] animated:YES];
7294 }
7295
7296 @end
7297 /* }}} */
7298
7299 /* Changes Controller {{{ */
7300 @interface ChangesController : FilteredPackageListController {
7301     unsigned upgrades_;
7302 }
7303
7304 - (id) initWithDatabase:(Database *)database;
7305
7306 @end
7307
7308 @implementation ChangesController
7309
7310 - (NSURL *) referrerURL {
7311     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7312 }
7313
7314 - (NSURL *) navigationURL {
7315     return [NSURL URLWithString:@"cydia://changes"];
7316 }
7317
7318 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7319 @synchronized (database_) {
7320     if ([database_ era] != era_)
7321         return nil;
7322
7323     NSUInteger sectionIndex([path section]);
7324     if (sectionIndex >= [sections_ count])
7325         return nil;
7326     Section *section([sections_ objectAtIndex:sectionIndex]);
7327     NSInteger row([path row]);
7328     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7329 } }
7330
7331 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7332     NSString *context([alert context]);
7333
7334     if ([context isEqualToString:@"norefresh"])
7335         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7336 }
7337
7338 - (void) setLeftBarButtonItem {
7339     if ([delegate_ updating])
7340         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7341             initWithTitle:UCLocalize("CANCEL")
7342             style:UIBarButtonItemStyleDone
7343             target:self
7344             action:@selector(cancelButtonClicked)
7345         ] autorelease] animated:YES];
7346     else
7347         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7348             initWithTitle:UCLocalize("REFRESH")
7349             style:UIBarButtonItemStylePlain
7350             target:self
7351             action:@selector(refreshButtonClicked)
7352         ] autorelease] animated:YES];
7353 }
7354
7355 - (void) refreshButtonClicked {
7356     if ([delegate_ requestUpdate])
7357         [self setLeftBarButtonItem];
7358 }
7359
7360 - (void) cancelButtonClicked {
7361     [delegate_ cancelUpdate];
7362 }
7363
7364 - (void) upgradeButtonClicked {
7365     [delegate_ distUpgrade];
7366     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7367 }
7368
7369 - (bool) shouldYield {
7370     return true;
7371 }
7372
7373 - (bool) shouldBlock {
7374     return true;
7375 }
7376
7377 - (void) useFilter {
7378 @synchronized (self) {
7379     [self setFilter:[](Package *package) {
7380         return [package upgradableAndEssential:YES] || [package visible];
7381     }];
7382
7383     [self setSorter:[](NSMutableArray *packages) {
7384         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7385     }];
7386 } }
7387
7388 - (id) initWithDatabase:(Database *)database {
7389     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7390         [self useFilter];
7391     } return self;
7392 }
7393
7394 - (void) reloadData {
7395     [self setLeftBarButtonItem];
7396     [super reloadData];
7397 }
7398
7399 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7400     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7401
7402     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7403     Section *ignored = nil;
7404     Section *section = nil;
7405     time_t last = 0;
7406
7407     upgrades_ = 0;
7408     bool unseens = false;
7409
7410     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7411
7412     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7413         Package *package = [packages objectAtIndex:offset];
7414
7415         BOOL uae = [package upgradableAndEssential:YES];
7416
7417         if (!uae) {
7418             unseens = true;
7419             time_t seen([package seen]);
7420
7421             if (section == nil || last != seen) {
7422                 last = seen;
7423
7424                 NSString *name;
7425                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7426                 [name autorelease];
7427
7428                 _profile(ChangesController$reloadData$Allocate)
7429                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7430                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7431                     [sections addObject:section];
7432                 _end
7433             }
7434
7435             [section addToCount];
7436         } else if ([package ignored]) {
7437             if (ignored == nil) {
7438                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7439             }
7440             [ignored addToCount];
7441         } else {
7442             ++upgrades_;
7443             [upgradable addToCount];
7444         }
7445     }
7446     _trace();
7447
7448     CFRelease(formatter);
7449
7450     if (unseens) {
7451         Section *last = [sections lastObject];
7452         size_t count = [last count];
7453         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7454         [sections removeLastObject];
7455     }
7456
7457     if ([ignored count] != 0)
7458         [sections insertObject:ignored atIndex:0];
7459     if (upgrades_ != 0)
7460         [sections insertObject:upgradable atIndex:0];
7461
7462     [list_ reloadData];
7463
7464     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7465         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7466         style:UIBarButtonItemStylePlain
7467         target:self
7468         action:@selector(upgradeButtonClicked)
7469     ] autorelease]) animated:YES];
7470
7471     return sections;
7472 }
7473
7474 @end
7475 /* }}} */
7476 /* Search Controller {{{ */
7477 @interface SearchController : FilteredPackageListController <
7478     UISearchBarDelegate
7479 > {
7480     _H<UISearchBar, 1> search_;
7481     BOOL searchloaded_;
7482     bool summary_;
7483 }
7484
7485 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7486 - (void) reloadData;
7487
7488 @end
7489
7490 @implementation SearchController
7491
7492 - (NSURL *) referrerURL {
7493     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7494 }
7495
7496 - (NSURL *) navigationURL {
7497     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7498         return [NSURL URLWithString:@"cydia://search"];
7499     else
7500         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7501 }
7502
7503 - (NSArray *) termsForQuery:(NSString *)query {
7504     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7505     for (NSString *component in [query componentsSeparatedByString:@" "])
7506         if ([component length] != 0)
7507             [terms addObject:component];
7508
7509     return terms;
7510 }
7511
7512 - (void) useSearch {
7513     _H<NSArray> query([self termsForQuery:[search_ text]]);
7514     summary_ = false;
7515
7516 @synchronized (self) {
7517     [self setFilter:[=](Package *package) {
7518         if (![package unfiltered])
7519             return false;
7520         if (![package matches:query])
7521             return false;
7522         return true;
7523     }];
7524
7525     [self setSorter:[](NSMutableArray *packages) {
7526         [packages radixSortUsingSelector:@selector(rank)];
7527     }];
7528 }
7529
7530     [self clearData];
7531     [self reloadData];
7532 }
7533
7534 - (void) usePrefix:(NSString *)prefix {
7535     _H<NSString> query(prefix);
7536     summary_ = true;
7537
7538 @synchronized (self) {
7539     [self setFilter:[=](Package *package) {
7540         if ([query length] == 0)
7541             return false;
7542         if (![package unfiltered])
7543             return false;
7544         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7545             return false;
7546         return true;
7547     }];
7548
7549     [self setSorter:nullptr];
7550 }
7551
7552     [self reloadData];
7553 }
7554
7555 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7556     [self clearData];
7557     [self usePrefix:[search_ text]];
7558 }
7559
7560 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7561     [search_ resignFirstResponder];
7562     [self useSearch];
7563 }
7564
7565 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7566     [search_ setText:@""];
7567     [self searchBarButtonClicked:searchBar];
7568 }
7569
7570 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7571     [self searchBarButtonClicked:searchBar];
7572 }
7573
7574 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7575     [self usePrefix:text];
7576 }
7577
7578 - (bool) shouldYield {
7579     return YES;
7580 }
7581
7582 - (bool) shouldBlock {
7583     return !summary_;
7584 }
7585
7586 - (bool) isSummarized {
7587     return summary_;
7588 }
7589
7590 - (bool) showsSections {
7591     return false;
7592 }
7593
7594 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7595     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7596         search_ = [[[UISearchBar alloc] init] autorelease];
7597         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7598         [search_ setDelegate:self];
7599
7600         UITextField *textField;
7601         if ([search_ respondsToSelector:@selector(searchField)])
7602             textField = [search_ searchField];
7603         else
7604             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7605
7606         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7607         [textField setEnablesReturnKeyAutomatically:NO];
7608         [[self navigationItem] setTitleView:textField];
7609
7610         if (query != nil)
7611             [search_ setText:query];
7612         [self useSearch];
7613     } return self;
7614 }
7615
7616 - (void) viewDidAppear:(BOOL)animated {
7617     [super viewDidAppear:animated];
7618
7619     if (!searchloaded_) {
7620         searchloaded_ = YES;
7621         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7622         [search_ layoutSubviews];
7623     }
7624
7625     if ([self isSummarized])
7626         [search_ becomeFirstResponder];
7627 }
7628
7629 - (void) reloadData {
7630     [self resetCursor];
7631     [super reloadData];
7632 }
7633
7634 - (void) didSelectPackage:(Package *)package {
7635     [search_ resignFirstResponder];
7636     [super didSelectPackage:package];
7637 }
7638
7639 @end
7640 /* }}} */
7641 /* Package Settings Controller {{{ */
7642 @interface PackageSettingsController : CyteViewController <
7643     UITableViewDataSource,
7644     UITableViewDelegate
7645 > {
7646     _transient Database *database_;
7647     _H<NSString> name_;
7648     _H<Package> package_;
7649     _H<UITableView, 2> table_;
7650     _H<UISwitch> subscribedSwitch_;
7651     _H<UISwitch> ignoredSwitch_;
7652     _H<UITableViewCell> subscribedCell_;
7653     _H<UITableViewCell> ignoredCell_;
7654 }
7655
7656 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7657
7658 @end
7659
7660 @implementation PackageSettingsController
7661
7662 - (NSURL *) navigationURL {
7663     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7664 }
7665
7666 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7667     if (package_ == nil)
7668         return 0;
7669
7670     if ([package_ installed] == nil)
7671         return 1;
7672     else
7673         return 2;
7674 }
7675
7676 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7677     if (package_ == nil)
7678         return 0;
7679
7680     // both sections contain just one item right now.
7681     return 1;
7682 }
7683
7684 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7685     return nil;
7686 }
7687
7688 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7689     if (section == 0)
7690         return UCLocalize("SHOW_ALL_CHANGES_EX");
7691     else
7692         return UCLocalize("IGNORE_UPGRADES_EX");
7693 }
7694
7695 - (void) onSubscribed:(id)control {
7696     bool value([control isOn]);
7697     if (package_ == nil)
7698         return;
7699     if ([package_ setSubscribed:value])
7700         [delegate_ updateData];
7701 }
7702
7703 - (void) _updateIgnored {
7704     const char *package([name_ UTF8String]);
7705     bool on([ignoredSwitch_ isOn]);
7706
7707     pid_t pid(ExecFork());
7708     if (pid == 0) {
7709         FILE *dpkg(popen("dpkg --set-selections", "w"));
7710         fwrite(package, strlen(package), 1, dpkg);
7711
7712         if (on)
7713             fwrite(" hold\n", 6, 1, dpkg);
7714         else
7715             fwrite(" install\n", 9, 1, dpkg);
7716
7717         pclose(dpkg);
7718
7719         exit(0);
7720     } ReapZombie(pid);
7721 }
7722
7723 - (void) onIgnored:(id)control {
7724     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7725     [invocation setTarget:self];
7726     [invocation setSelector:@selector(_updateIgnored)];
7727
7728     [delegate_ reloadDataWithInvocation:invocation];
7729 }
7730
7731 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7732     if (package_ == nil)
7733         return nil;
7734
7735     switch ([indexPath section]) {
7736         case 0: return subscribedCell_;
7737         case 1: return ignoredCell_;
7738
7739         _nodefault
7740     }
7741
7742     return nil;
7743 }
7744
7745 - (void) loadView {
7746     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7747     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7748     [self setView:view];
7749
7750     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7751     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7752     [(UITableView *) table_ setDataSource:self];
7753     [table_ setDelegate:self];
7754     [view addSubview:table_];
7755
7756     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7757     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7758     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7759
7760     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7761     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7762     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7763
7764     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7765     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7766     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7767     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7768
7769     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7770     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7771     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7772     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7773 }
7774
7775 - (void) viewDidLoad {
7776     [super viewDidLoad];
7777
7778     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7779 }
7780
7781 - (void) releaseSubviews {
7782     ignoredCell_ = nil;
7783     subscribedCell_ = nil;
7784     table_ = nil;
7785     ignoredSwitch_ = nil;
7786     subscribedSwitch_ = nil;
7787
7788     [super releaseSubviews];
7789 }
7790
7791 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7792     if ((self = [super init]) != nil) {
7793         database_ = database;
7794         name_ = package;
7795     } return self;
7796 }
7797
7798 - (void) reloadData {
7799     [super reloadData];
7800
7801     package_ = [database_ packageWithName:name_];
7802
7803     if (package_ != nil) {
7804         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7805         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7806     } // XXX: what now, G?
7807
7808     [table_ reloadData];
7809 }
7810
7811 @end
7812 /* }}} */
7813
7814 /* Installed Controller {{{ */
7815 @interface InstalledController : FilteredPackageListController {
7816     bool sectioned_;
7817 }
7818
7819 - (id) initWithDatabase:(Database *)database;
7820 - (void) queueStatusDidChange;
7821
7822 @end
7823
7824 @implementation InstalledController
7825
7826 - (NSURL *) referrerURL {
7827     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
7828 }
7829
7830 - (NSURL *) navigationURL {
7831     return [NSURL URLWithString:@"cydia://installed"];
7832 }
7833
7834 - (bool) showsSections {
7835     return sectioned_;
7836 }
7837
7838 - (void) useUpdated {
7839     sectioned_ = false;
7840
7841 @synchronized (self) {
7842     [self setFilter:[](Package *package) {
7843         return ![package uninstalled] && package->role_ < 7;
7844     }];
7845
7846     [self setSorter:[](NSMutableArray *packages) {
7847         [packages radixSortUsingSelector:@selector(updated)];
7848     }];
7849 } }
7850
7851 - (void) useFilter:(UISegmentedControl *)segmented {
7852     NSInteger selected([segmented selectedSegmentIndex]);
7853     if (selected == 2)
7854         return [self useUpdated];
7855     bool simple(selected == 0);
7856     sectioned_ = true;
7857
7858 @synchronized (self) {
7859     [self setFilter:[=](Package *package) {
7860         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
7861     }];
7862
7863     [self setSorter:nullptr];
7864 } }
7865
7866 - (id) initWithDatabase:(Database *)database {
7867     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
7868         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
7869         [segmented setSelectedSegmentIndex:0];
7870         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
7871         [[self navigationItem] setTitleView:segmented];
7872
7873         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
7874         [self useFilter:segmented];
7875
7876         [self queueStatusDidChange];
7877     } return self;
7878 }
7879
7880 #if !AlwaysReload
7881 - (void) queueButtonClicked {
7882     [delegate_ queue];
7883 }
7884 #endif
7885
7886 - (void) queueStatusDidChange {
7887 #if !AlwaysReload
7888     if (Queuing_) {
7889         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7890             initWithTitle:UCLocalize("QUEUE")
7891             style:UIBarButtonItemStyleDone
7892             target:self
7893             action:@selector(queueButtonClicked)
7894         ] autorelease]];
7895     } else {
7896         [[self navigationItem] setLeftBarButtonItem:nil];
7897     }
7898 #endif
7899 }
7900
7901 - (void) modeChanged:(UISegmentedControl *)segmented {
7902     [self useFilter:segmented];
7903     [self reloadData];
7904 }
7905
7906 @end
7907 /* }}} */
7908
7909 /* Source Cell {{{ */
7910 @interface SourceCell : CyteTableViewCell <
7911     CyteTableViewCellDelegate,
7912     SourceDelegate
7913 > {
7914     _H<Source, 1> source_;
7915     _H<NSURL> url_;
7916     _H<UIImage> icon_;
7917     _H<NSString> origin_;
7918     _H<NSString> label_;
7919     _H<UIActivityIndicatorView> indicator_;
7920 }
7921
7922 - (void) setSource:(Source *)source;
7923 - (void) setFetch:(NSNumber *)fetch;
7924
7925 @end
7926
7927 @implementation SourceCell
7928
7929 - (void) _setImage:(NSArray *)data {
7930     if ([url_ isEqual:[data objectAtIndex:0]]) {
7931         icon_ = [data objectAtIndex:1];
7932         [content_ setNeedsDisplay];
7933     }
7934 }
7935
7936 - (void) _setSource:(NSURL *) url {
7937     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7938
7939     if (NSData *data = [NSURLConnection
7940         sendSynchronousRequest:[NSURLRequest
7941             requestWithURL:url
7942             cachePolicy:NSURLRequestUseProtocolCachePolicy
7943             timeoutInterval:10
7944         ]
7945
7946         returningResponse:NULL
7947         error:NULL
7948     ])
7949         if (UIImage *image = [UIImage imageWithData:data])
7950             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
7951
7952     [pool release];
7953 }
7954
7955 - (void) setSource:(Source *)source {
7956     source_ = source;
7957     [source_ setDelegate:self];
7958
7959     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
7960
7961     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7962
7963     origin_ = [source name];
7964     label_ = [source rooturi];
7965
7966     [content_ setNeedsDisplay];
7967
7968     url_ = [source iconURL];
7969     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
7970 }
7971
7972 - (void) setAllSource {
7973     source_ = nil;
7974     [indicator_ stopAnimating];
7975
7976     icon_ = [UIImage applicationImageNamed:@"folder.png"];
7977     origin_ = UCLocalize("ALL_SOURCES");
7978     label_ = UCLocalize("ALL_SOURCES_EX");
7979     [content_ setNeedsDisplay];
7980 }
7981
7982 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7983     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7984         UIView *content([self contentView]);
7985         CGRect bounds([content bounds]);
7986
7987         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
7988         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7989         [content_ setBackgroundColor:[UIColor whiteColor]];
7990         [content addSubview:content_];
7991
7992         [content_ setDelegate:self];
7993         [content_ setOpaque:YES];
7994
7995         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
7996         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
7997         [content addSubview:indicator_];
7998
7999         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8000     } return self;
8001 }
8002
8003 - (void) layoutSubviews {
8004     [super layoutSubviews];
8005
8006     UIView *content([self contentView]);
8007     CGRect bounds([content bounds]);
8008
8009     CGRect frame([indicator_ frame]);
8010     frame.origin.x = bounds.size.width - frame.size.width;
8011     frame.origin.y = (bounds.size.height - frame.size.height) / 2;
8012
8013     if (kCFCoreFoundationVersionNumber < 800)
8014         frame.origin.x -= 8;
8015     [indicator_ setFrame:frame];
8016 }
8017
8018 - (NSString *) accessibilityLabel {
8019     return origin_;
8020 }
8021
8022 - (void) drawContentRect:(CGRect)rect {
8023     bool highlighted(highlighted_);
8024     float width(rect.size.width);
8025
8026     if (icon_ != nil) {
8027         CGRect rect;
8028         rect.size = [(UIImage *) icon_ size];
8029
8030         while (rect.size.width > 32 || rect.size.height > 32) {
8031             rect.size.width /= 2;
8032             rect.size.height /= 2;
8033         }
8034
8035         rect.origin.x = 26 - rect.size.width / 2;
8036         rect.origin.y = 26 - rect.size.height / 2;
8037
8038         [icon_ drawInRect:rect];
8039     }
8040
8041     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8042         UISetColor(White_);
8043
8044     if (!highlighted)
8045         UISetColor(Black_);
8046     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 61) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8047
8048     if (!highlighted)
8049         UISetColor(Gray_);
8050     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 61) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8051 }
8052
8053 - (void) setFetch:(NSNumber *)fetch {
8054     if ([fetch boolValue])
8055         [indicator_ startAnimating];
8056     else
8057         [indicator_ stopAnimating];
8058 }
8059
8060 @end
8061 /* }}} */
8062 /* Sources Controller {{{ */
8063 @interface SourcesController : CyteViewController <
8064     UITableViewDataSource,
8065     UITableViewDelegate
8066 > {
8067     _transient Database *database_;
8068     unsigned era_;
8069
8070     _H<UITableView, 2> list_;
8071     _H<NSMutableArray> sources_;
8072     int offset_;
8073
8074     _H<NSString> href_;
8075     _H<UIProgressHUD> hud_;
8076     _H<NSError> error_;
8077
8078     NSURLConnection *trivial_bz2_;
8079     NSURLConnection *trivial_gz_;
8080
8081     BOOL cydia_;
8082 }
8083
8084 - (id) initWithDatabase:(Database *)database;
8085 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8086
8087 @end
8088
8089 @implementation SourcesController
8090
8091 - (void) _releaseConnection:(NSURLConnection *)connection {
8092     if (connection != nil) {
8093         [connection cancel];
8094         //[connection setDelegate:nil];
8095         [connection release];
8096     }
8097 }
8098
8099 - (void) dealloc {
8100     [self _releaseConnection:trivial_gz_];
8101     [self _releaseConnection:trivial_bz2_];
8102
8103     [super dealloc];
8104 }
8105
8106 - (NSURL *) navigationURL {
8107     return [NSURL URLWithString:@"cydia://sources"];
8108 }
8109
8110 - (void) viewDidAppear:(BOOL)animated {
8111     [super viewDidAppear:animated];
8112     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8113 }
8114
8115 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8116     return 2;
8117 }
8118
8119 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8120     if (section == 1)
8121         return UCLocalize("INDIVIDUAL_SOURCES");
8122     return nil;
8123 }
8124
8125 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8126     switch (section) {
8127         case 0: return 1;
8128         case 1: return [sources_ count];
8129         default: return 0;
8130     }
8131 }
8132
8133 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8134 @synchronized (database_) {
8135     if ([database_ era] != era_)
8136         return nil;
8137     if ([indexPath section] != 1)
8138         return nil;
8139     NSUInteger index([indexPath row]);
8140     if (index >= [sources_ count])
8141         return nil;
8142     return [sources_ objectAtIndex:index];
8143 } }
8144
8145 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8146     static NSString *cellIdentifier = @"SourceCell";
8147
8148     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8149     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8150     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8151
8152     Source *source([self sourceAtIndexPath:indexPath]);
8153     if (source == nil)
8154         [cell setAllSource];
8155     else
8156         [cell setSource:source];
8157
8158     return cell;
8159 }
8160
8161 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8162     SectionsController *controller([[[SectionsController alloc]
8163         initWithDatabase:database_
8164         source:[self sourceAtIndexPath:indexPath]
8165     ] autorelease]);
8166
8167     [controller setDelegate:delegate_];
8168     [[self navigationController] pushViewController:controller animated:YES];
8169 }
8170
8171 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8172     if ([indexPath section] != 1)
8173         return false;
8174     Source *source = [self sourceAtIndexPath:indexPath];
8175     return [source record] != nil;
8176 }
8177
8178 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8179     _assert([indexPath section] == 1);
8180     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8181         Source *source = [self sourceAtIndexPath:indexPath];
8182         if (source == nil) return;
8183
8184         [Sources_ removeObjectForKey:[source key]];
8185         Changed_ = true;
8186
8187         [delegate_ _saveConfig];
8188         [delegate_ reloadDataWithInvocation:nil];
8189     }
8190 }
8191
8192 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8193     [self updateButtonsForEditingStatusAnimated:YES];
8194 }
8195
8196 - (void) complete {
8197     [delegate_ addTrivialSource:href_];
8198     href_ = nil;
8199
8200     [delegate_ syncData];
8201 }
8202
8203 - (NSString *) getWarning {
8204     NSString *href(href_);
8205     NSRange colon([href rangeOfString:@"://"]);
8206     if (colon.location != NSNotFound)
8207         href = [href substringFromIndex:(colon.location + 3)];
8208     href = [href stringByAddingPercentEscapes];
8209     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8210
8211     NSURL *url([NSURL URLWithString:href]);
8212
8213     NSStringEncoding encoding;
8214     NSError *error(nil);
8215
8216     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8217         return [warning length] == 0 ? nil : warning;
8218     return nil;
8219 }
8220
8221 - (void) _endConnection:(NSURLConnection *)connection {
8222     // XXX: the memory management in this method is horribly awkward
8223
8224     NSURLConnection **field = NULL;
8225     if (connection == trivial_bz2_)
8226         field = &trivial_bz2_;
8227     else if (connection == trivial_gz_)
8228         field = &trivial_gz_;
8229     _assert(field != NULL);
8230     [connection release];
8231     *field = nil;
8232
8233     if (
8234         trivial_bz2_ == nil &&
8235         trivial_gz_ == nil
8236     ) {
8237         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8238
8239         [delegate_ releaseNetworkActivityIndicator];
8240
8241         [delegate_ removeProgressHUD:hud_];
8242         hud_ = nil;
8243
8244         if (cydia_) {
8245             if (warning != nil) {
8246                 UIAlertView *alert = [[[UIAlertView alloc]
8247                     initWithTitle:UCLocalize("SOURCE_WARNING")
8248                     message:warning
8249                     delegate:self
8250                     cancelButtonTitle:UCLocalize("CANCEL")
8251                     otherButtonTitles:
8252                         UCLocalize("ADD_ANYWAY"),
8253                     nil
8254                 ] autorelease];
8255
8256                 [alert setContext:@"warning"];
8257                 [alert setNumberOfRows:1];
8258                 [alert show];
8259
8260                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8261                 error_ = nil;
8262                 return;
8263             }
8264
8265             [self complete];
8266         } else if (error_ != nil) {
8267             UIAlertView *alert = [[[UIAlertView alloc]
8268                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8269                 message:[error_ localizedDescription]
8270                 delegate:self
8271                 cancelButtonTitle:UCLocalize("OK")
8272                 otherButtonTitles:nil
8273             ] autorelease];
8274
8275             [alert setContext:@"urlerror"];
8276             [alert show];
8277
8278             href_ = nil;
8279         } else {
8280             UIAlertView *alert = [[[UIAlertView alloc]
8281                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8282                 message:UCLocalize("NOT_REPOSITORY_EX")
8283                 delegate:self
8284                 cancelButtonTitle:UCLocalize("OK")
8285                 otherButtonTitles:nil
8286             ] autorelease];
8287
8288             [alert setContext:@"trivial"];
8289             [alert show];
8290
8291             href_ = nil;
8292         }
8293
8294         error_ = nil;
8295     }
8296 }
8297
8298 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8299     switch ([response statusCode]) {
8300         case 200:
8301             cydia_ = YES;
8302     }
8303 }
8304
8305 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8306     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8307     error_ = error;
8308     [self _endConnection:connection];
8309 }
8310
8311 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8312     [self _endConnection:connection];
8313 }
8314
8315 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8316     NSURL *url([NSURL URLWithString:href]);
8317
8318     NSMutableURLRequest *request = [NSMutableURLRequest
8319         requestWithURL:url
8320         cachePolicy:NSURLRequestUseProtocolCachePolicy
8321         timeoutInterval:10
8322     ];
8323
8324     [request setHTTPMethod:method];
8325
8326     if (Machine_ != NULL)
8327         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8328
8329     if (UniqueID_ != nil)
8330         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8331
8332     if ([url isCydiaSecure]) {
8333         if (UniqueID_ != nil)
8334             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8335     }
8336
8337     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8338 }
8339
8340 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8341     NSString *context([alert context]);
8342
8343     if ([context isEqualToString:@"source"]) {
8344         switch (button) {
8345             case 1: {
8346                 NSString *href = [[alert textField] text];
8347
8348                 static Pcre href_r("^http(s?)://[^# ]*$");
8349                 if (!href_r(href)) {
8350                     UIAlertView *alert = [[[UIAlertView alloc]
8351                         initWithTitle:Error_
8352                         message:UCLocalize("INVALID_URL")
8353                         delegate:self
8354                         cancelButtonTitle:UCLocalize("OK")
8355                         otherButtonTitles:nil
8356                     ] autorelease];
8357
8358                     [alert setContext:@"badurl"];
8359                     [alert show];
8360
8361                     break;
8362                 }
8363
8364                 if (![href hasSuffix:@"/"])
8365                     href_ = [href stringByAppendingString:@"/"];
8366                 else
8367                     href_ = href;
8368
8369                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8370                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8371
8372                 cydia_ = false;
8373
8374                 // XXX: this is stupid
8375                 hud_ = [delegate_ addProgressHUD];
8376                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8377                 [delegate_ retainNetworkActivityIndicator];
8378             } break;
8379
8380             case 0:
8381             break;
8382
8383             _nodefault
8384         }
8385
8386         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8387     } else if ([context isEqualToString:@"trivial"])
8388         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8389     else if ([context isEqualToString:@"urlerror"])
8390         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8391     else if ([context isEqualToString:@"warning"]) {
8392         switch (button) {
8393             case 1:
8394                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8395             break;
8396
8397             case 0:
8398             break;
8399
8400             _nodefault
8401         }
8402
8403         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8404     }
8405 }
8406
8407 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8408     BOOL editing([list_ isEditing]);
8409
8410     if (editing)
8411         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8412             initWithTitle:UCLocalize("ADD")
8413             style:UIBarButtonItemStylePlain
8414             target:self
8415             action:@selector(addButtonClicked)
8416         ] autorelease] animated:animated];
8417     else if ([delegate_ updating])
8418         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8419             initWithTitle:UCLocalize("CANCEL")
8420             style:UIBarButtonItemStyleDone
8421             target:self
8422             action:@selector(cancelButtonClicked)
8423         ] autorelease] animated:animated];
8424     else
8425         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8426             initWithTitle:UCLocalize("REFRESH")
8427             style:UIBarButtonItemStylePlain
8428             target:self
8429             action:@selector(refreshButtonClicked)
8430         ] autorelease] animated:animated];
8431
8432     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8433         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8434         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8435         target:self
8436         action:@selector(editButtonClicked)
8437     ] autorelease] animated:animated];
8438 }
8439
8440 - (void) loadView {
8441     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8442     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8443     [list_ setRowHeight:53];
8444     [(UITableView *) list_ setDataSource:self];
8445     [list_ setDelegate:self];
8446     [self setView:list_];
8447 }
8448
8449 - (void) viewDidLoad {
8450     [super viewDidLoad];
8451
8452     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8453     [self updateButtonsForEditingStatusAnimated:NO];
8454 }
8455
8456 - (void) viewWillAppear:(BOOL)animated {
8457     [super viewWillAppear:animated];
8458
8459     [list_ setEditing:NO];
8460     [self updateButtonsForEditingStatusAnimated:NO];
8461 }
8462
8463 - (void) releaseSubviews {
8464     list_ = nil;
8465
8466     sources_ = nil;
8467
8468     [super releaseSubviews];
8469 }
8470
8471 - (id) initWithDatabase:(Database *)database {
8472     if ((self = [super init]) != nil) {
8473         database_ = database;
8474     } return self;
8475 }
8476
8477 - (void) reloadData {
8478     [super reloadData];
8479     [self updateButtonsForEditingStatusAnimated:YES];
8480
8481 @synchronized (database_) {
8482     era_ = [database_ era];
8483
8484     sources_ = [NSMutableArray arrayWithCapacity:16];
8485     [sources_ addObjectsFromArray:[database_ sources]];
8486     _trace();
8487     [sources_ sortUsingSelector:@selector(compareByName:)];
8488     _trace();
8489
8490     int count([sources_ count]);
8491     offset_ = 0;
8492     for (int i = 0; i != count; i++) {
8493         if ([[sources_ objectAtIndex:i] record] == nil)
8494             break;
8495         offset_++;
8496     }
8497
8498     [list_ reloadData];
8499 } }
8500
8501 - (void) showAddSourcePrompt {
8502     UIAlertView *alert = [[[UIAlertView alloc]
8503         initWithTitle:UCLocalize("ENTER_APT_URL")
8504         message:nil
8505         delegate:self
8506         cancelButtonTitle:UCLocalize("CANCEL")
8507         otherButtonTitles:
8508             UCLocalize("ADD_SOURCE"),
8509         nil
8510     ] autorelease];
8511
8512     [alert setContext:@"source"];
8513
8514     [alert setNumberOfRows:1];
8515     [alert addTextFieldWithValue:@"http://" label:@""];
8516
8517     UITextInputTraits *traits = [[alert textField] textInputTraits];
8518     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8519     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8520     [traits setKeyboardType:UIKeyboardTypeURL];
8521     // XXX: UIReturnKeyDone
8522     [traits setReturnKeyType:UIReturnKeyNext];
8523
8524     [alert show];
8525 }
8526
8527 - (void) addButtonClicked {
8528     [self showAddSourcePrompt];
8529 }
8530
8531 - (void) refreshButtonClicked {
8532     if ([delegate_ requestUpdate])
8533         [self updateButtonsForEditingStatusAnimated:YES];
8534 }
8535
8536 - (void) cancelButtonClicked {
8537     [delegate_ cancelUpdate];
8538 }
8539
8540 - (void) editButtonClicked {
8541     [list_ setEditing:![list_ isEditing] animated:YES];
8542     [self updateButtonsForEditingStatusAnimated:YES];
8543 }
8544
8545 @end
8546 /* }}} */
8547
8548 /* Stash Controller {{{ */
8549 @interface StashController : CyteViewController {
8550     _H<UIActivityIndicatorView> spinner_;
8551     _H<UILabel> status_;
8552     _H<UILabel> caption_;
8553 }
8554
8555 @end
8556
8557 @implementation StashController
8558
8559 - (void) loadView {
8560     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8561     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8562     [self setView:view];
8563
8564     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8565
8566     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8567     CGRect spinrect = [spinner_ frame];
8568     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8569     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8570     [spinner_ setFrame:spinrect];
8571     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8572     [view addSubview:spinner_];
8573     [spinner_ startAnimating];
8574
8575     CGRect captrect;
8576     captrect.size.width = [[self view] frame].size.width;
8577     captrect.size.height = 40.0f;
8578     captrect.origin.x = 0;
8579     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8580     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8581     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8582     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8583     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8584     [caption_ setTextColor:[UIColor whiteColor]];
8585     [caption_ setBackgroundColor:[UIColor clearColor]];
8586     [caption_ setShadowColor:[UIColor blackColor]];
8587     [caption_ setTextAlignment:NSTextAlignmentCenter];
8588     [view addSubview:caption_];
8589
8590     CGRect statusrect;
8591     statusrect.size.width = [[self view] frame].size.width;
8592     statusrect.size.height = 30.0f;
8593     statusrect.origin.x = 0;
8594     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8595     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8596     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8597     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8598     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8599     [status_ setTextColor:[UIColor whiteColor]];
8600     [status_ setBackgroundColor:[UIColor clearColor]];
8601     [status_ setShadowColor:[UIColor blackColor]];
8602     [status_ setTextAlignment:NSTextAlignmentCenter];
8603     [view addSubview:status_];
8604 }
8605
8606 - (void) releaseSubviews {
8607     spinner_ = nil;
8608     status_ = nil;
8609     caption_ = nil;
8610
8611     [super releaseSubviews];
8612 }
8613
8614 @end
8615 /* }}} */
8616
8617 @interface CYURLCache : SDURLCache {
8618 }
8619
8620 @end
8621
8622 @implementation CYURLCache
8623
8624 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8625 #if !ForRelease
8626     if (false);
8627     else if ([event isEqualToString:@"no-cache"])
8628         event = @"!!!";
8629     else if ([event isEqualToString:@"store"])
8630         event = @">>>";
8631     else if ([event isEqualToString:@"invalid"])
8632         event = @"???";
8633     else if ([event isEqualToString:@"memory"])
8634         event = @"mem";
8635     else if ([event isEqualToString:@"disk"])
8636         event = @"ssd";
8637     else if ([event isEqualToString:@"miss"])
8638         event = @"---";
8639
8640     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8641 #endif
8642 }
8643
8644 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8645     if (NSURLResponse *response = [cached response])
8646         if (NSString *mime = [response MIMEType])
8647             if ([mime isEqualToString:@"text/cache-manifest"]) {
8648                 NSURL *url([response URL]);
8649
8650 #if !ForRelease
8651                 NSLog(@"###: %@", [url absoluteString]);
8652 #endif
8653
8654                 @synchronized (HostConfig_) {
8655                     [CachedURLs_ addObject:url];
8656                 }
8657             }
8658
8659     [super storeCachedResponse:cached forRequest:request];
8660 }
8661
8662 @end
8663
8664 @interface Cydia : UIApplication <
8665     ConfirmationControllerDelegate,
8666     DatabaseDelegate,
8667     CydiaDelegate,
8668     UINavigationControllerDelegate,
8669     UITabBarControllerDelegate
8670 > {
8671     _H<UIWindow> window_;
8672     _H<CydiaTabBarController> tabbar_;
8673     _H<CydiaLoadingViewController> emulated_;
8674
8675     _H<NSMutableArray> essential_;
8676     _H<NSMutableArray> broken_;
8677
8678     Database *database_;
8679
8680     _H<NSURL> starturl_;
8681
8682     unsigned locked_;
8683     unsigned activity_;
8684
8685     _H<StashController> stash_;
8686
8687     bool loaded_;
8688 }
8689
8690 - (void) loadData;
8691
8692 @end
8693
8694 @implementation Cydia
8695
8696 - (void) lockSuspend {
8697     if (locked_++ == 0) {
8698         if ($SBSSetInterceptsMenuButtonForever != NULL)
8699             (*$SBSSetInterceptsMenuButtonForever)(true);
8700
8701         [self setIdleTimerDisabled:YES];
8702     }
8703 }
8704
8705 - (void) unlockSuspend {
8706     if (--locked_ == 0) {
8707         [self setIdleTimerDisabled:NO];
8708
8709         if ($SBSSetInterceptsMenuButtonForever != NULL)
8710             (*$SBSSetInterceptsMenuButtonForever)(false);
8711     }
8712 }
8713
8714 - (void) beginUpdate {
8715     [tabbar_ beginUpdate];
8716 }
8717
8718 - (void) cancelUpdate {
8719     [tabbar_ cancelUpdate];
8720 }
8721
8722 - (bool) requestUpdate {
8723     if (IsReachable("cydia.saurik.com")) {
8724         [self beginUpdate];
8725         return true;
8726     } else {
8727         UIAlertView *alert = [[[UIAlertView alloc]
8728             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8729             message:@"Host Unreachable" // XXX: Localize
8730             delegate:self
8731             cancelButtonTitle:UCLocalize("OK")
8732             otherButtonTitles:nil
8733         ] autorelease];
8734
8735         [alert setContext:@"norefresh"];
8736         [alert show];
8737
8738         return false;
8739     }
8740 }
8741
8742 - (BOOL) updating {
8743     return [tabbar_ updating];
8744 }
8745
8746 - (void) _loaded {
8747     if ([broken_ count] != 0) {
8748         int count = [broken_ count];
8749
8750         UIAlertView *alert = [[[UIAlertView alloc]
8751             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8752             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8753             delegate:self
8754             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8755             otherButtonTitles:
8756                 UCLocalize("TEMPORARY_IGNORE"),
8757             nil
8758         ] autorelease];
8759
8760         [alert setContext:@"fixhalf"];
8761         [alert setNumberOfRows:2];
8762         [alert show];
8763     } else if (!Ignored_ && [essential_ count] != 0) {
8764         int count = [essential_ count];
8765
8766         UIAlertView *alert = [[[UIAlertView alloc]
8767             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8768             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8769             delegate:self
8770             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8771             otherButtonTitles:
8772                 UCLocalize("UPGRADE_ESSENTIAL"),
8773                 UCLocalize("COMPLETE_UPGRADE"),
8774             nil
8775         ] autorelease];
8776
8777         [alert setContext:@"upgrade"];
8778         [alert show];
8779     }
8780 }
8781
8782 - (void) returnToCydia {
8783     [self _loaded];
8784 }
8785
8786 - (void) _saveConfig {
8787     @synchronized (database_) {
8788         _trace();
8789         MetaFile_.Sync();
8790         _trace();
8791     }
8792
8793     if (Changed_) {
8794         NSString *error(nil);
8795
8796         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8797             _trace();
8798             NSError *error(nil);
8799             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8800                 NSLog(@"failure to save metadata data: %@", error);
8801             _trace();
8802
8803             Changed_ = false;
8804         } else {
8805             NSLog(@"failure to serialize metadata: %@", error);
8806         }
8807     }
8808
8809     CydiaWriteSources();
8810 }
8811
8812 // Navigation controller for the queuing badge.
8813 - (UINavigationController *) queueNavigationController {
8814     NSArray *controllers = [tabbar_ viewControllers];
8815     return [controllers objectAtIndex:3];
8816 }
8817
8818 - (void) unloadData {
8819     [tabbar_ unloadData];
8820 }
8821
8822 - (void) _updateData {
8823     [self _saveConfig];
8824     [self unloadData];
8825
8826     UINavigationController *navigation = [self queueNavigationController];
8827
8828     id queuedelegate = nil;
8829     if ([[navigation viewControllers] count] > 0)
8830         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8831
8832     [queuedelegate queueStatusDidChange];
8833     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8834 }
8835
8836 - (void) _refreshIfPossible:(NSDate *)update {
8837     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8838
8839     bool recently = false;
8840     if (update != nil) {
8841         NSTimeInterval interval([update timeIntervalSinceNow]);
8842         if (interval <= 0 && interval > -(15*60))
8843             recently = true;
8844     }
8845
8846     // Don't automatic refresh if:
8847     //  - We already refreshed recently.
8848     //  - We already auto-refreshed this launch.
8849     //  - Auto-refresh is disabled.
8850     //  - Cydia's server is not reachable
8851     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
8852         // If we are cancelling, we need to make sure it knows it's already loaded.
8853         loaded_ = true;
8854
8855         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8856     } else {
8857         // We are going to load, so remember that.
8858         loaded_ = true;
8859
8860         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8861     }
8862
8863     [pool release];
8864 }
8865
8866 - (void) refreshIfPossible {
8867     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8868 }
8869
8870 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8871 _profile(reloadDataWithInvocation)
8872 @synchronized (self) {
8873     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8874     if (hud != nil)
8875         [hud setText:UCLocalize("RELOADING_DATA")];
8876
8877     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8878
8879     size_t changes(0);
8880
8881     [essential_ removeAllObjects];
8882     [broken_ removeAllObjects];
8883
8884     _profile(reloadDataWithInvocation$Essential)
8885     NSArray *packages([database_ packages]);
8886     for (Package *package in packages) {
8887         if ([package half])
8888             [broken_ addObject:package];
8889         if ([package upgradableAndEssential:YES] && ![package ignored]) {
8890             if ([package essential] && [package installed] != nil)
8891                 [essential_ addObject:package];
8892             ++changes;
8893         }
8894     }
8895     _end
8896
8897     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8898     if (changes != 0) {
8899         _trace();
8900         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8901         [changesItem setBadgeValue:badge];
8902         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8903         [self setApplicationIconBadgeNumber:changes];
8904     } else {
8905         _trace();
8906         [changesItem setBadgeValue:nil];
8907         [changesItem setAnimatedBadge:NO];
8908         [self setApplicationIconBadgeNumber:0];
8909     }
8910
8911     [self _updateData];
8912
8913     if (hud != nil)
8914         [self removeProgressHUD:hud];
8915 }
8916 _end
8917
8918     PrintTimes();
8919 }
8920
8921 - (void) updateData {
8922     [self _updateData];
8923 }
8924
8925 - (void) updateDataAndLoad {
8926     [self _updateData];
8927     if ([database_ progressDelegate] == nil)
8928         [self _loaded];
8929 }
8930
8931 - (void) update_ {
8932     [database_ update];
8933     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
8934 }
8935
8936 - (void) disemulate {
8937     if (emulated_ == nil)
8938         return;
8939
8940     if ([window_ respondsToSelector:@selector(setRootViewController:)])
8941         [window_ setRootViewController:tabbar_];
8942     else {
8943         [window_ addSubview:[tabbar_ view]];
8944         [[emulated_ view] removeFromSuperview];
8945     }
8946
8947     emulated_ = nil;
8948     [window_ setUserInteractionEnabled:YES];
8949 }
8950
8951 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
8952     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
8953     if (IsWildcat_)
8954         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8955
8956     UIViewController *parent;
8957     if (emulated_ == nil)
8958         parent = tabbar_;
8959     else if (!force)
8960         parent = emulated_;
8961     else {
8962         [self disemulate];
8963         parent = tabbar_;
8964     }
8965
8966     [parent presentModalViewController:navigation animated:YES];
8967 }
8968
8969 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
8970     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
8971
8972     if (navigation != nil)
8973         [navigation pushViewController:progress animated:YES];
8974     else
8975         [self presentModalViewController:progress force:YES];
8976
8977     [progress invoke:invocation withTitle:title];
8978     return progress;
8979 }
8980
8981 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
8982     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
8983 }
8984
8985 - (void) repairWithInvocation:(NSInvocation *)invocation {
8986     _trace();
8987     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
8988     _trace();
8989 }
8990
8991 - (void) repairWithSelector:(SEL)selector {
8992     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
8993 }
8994
8995 - (void) reloadData {
8996     [self reloadDataWithInvocation:nil];
8997     if ([database_ progressDelegate] == nil)
8998         [self _loaded];
8999 }
9000
9001 - (void) syncData {
9002     [self _saveConfig];
9003     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9004 }
9005
9006 - (void) addSource:(NSDictionary *) source {
9007     CydiaAddSource(source);
9008 }
9009
9010 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9011     CydiaAddSource(href, distribution, sections);
9012 }
9013
9014 - (void) addTrivialSource:(NSString *)href {
9015     CydiaAddSource(href, @"./");
9016 }
9017
9018 - (void) updateValues {
9019     Changed_ = true;
9020 }
9021
9022 - (void) resolve {
9023     pkgProblemResolver *resolver = [database_ resolver];
9024
9025     resolver->InstallProtect();
9026     if (!resolver->Resolve(true))
9027         _error->Discard();
9028 }
9029
9030 - (bool) perform {
9031     // XXX: this is a really crappy way of doing this.
9032     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9033     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9034     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9035     if ([tabbar_ updating])
9036         [tabbar_ cancelUpdate];
9037
9038     if (![database_ prepare])
9039         return false;
9040
9041     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9042     [page setDelegate:self];
9043     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9044
9045     if (IsWildcat_)
9046         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9047     [tabbar_ presentModalViewController:confirm_ animated:YES];
9048
9049     return true;
9050 }
9051
9052 - (void) queue {
9053     @synchronized (self) {
9054         [self perform];
9055     }
9056 }
9057
9058 - (void) clearPackage:(Package *)package {
9059     @synchronized (self) {
9060         [package clear];
9061         [self resolve];
9062         [self perform];
9063     }
9064 }
9065
9066 - (void) installPackages:(NSArray *)packages {
9067     @synchronized (self) {
9068         for (Package *package in packages)
9069             [package install];
9070         [self resolve];
9071         [self perform];
9072     }
9073 }
9074
9075 - (void) installPackage:(Package *)package {
9076     @synchronized (self) {
9077         [package install];
9078         [self resolve];
9079         [self perform];
9080     }
9081 }
9082
9083 - (void) removePackage:(Package *)package {
9084     @synchronized (self) {
9085         [package remove];
9086         [self resolve];
9087         [self perform];
9088     }
9089 }
9090
9091 - (void) distUpgrade {
9092     @synchronized (self) {
9093         if (![database_ upgrade])
9094             return;
9095         [self perform];
9096     }
9097 }
9098
9099 - (void) _uicache {
9100     _trace();
9101     system("su -c /usr/bin/uicache mobile");
9102     _trace();
9103 }
9104
9105 - (void) uicache {
9106     UIProgressHUD *hud([self addProgressHUD]);
9107     [hud setText:UCLocalize("LOADING")];
9108     [self yieldToSelector:@selector(_uicache)];
9109     [self removeProgressHUD:hud];
9110 }
9111
9112 - (void) perform_ {
9113     [database_ perform];
9114     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9115     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9116 }
9117
9118 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9119     Queuing_ = false;
9120     [self lockSuspend];
9121     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9122     [self unlockSuspend];
9123 }
9124
9125 - (void) retainNetworkActivityIndicator {
9126     if (activity_++ == 0)
9127         [self setNetworkActivityIndicatorVisible:YES];
9128
9129 #if TraceLogging
9130     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9131 #endif
9132 }
9133
9134 - (void) releaseNetworkActivityIndicator {
9135     if (--activity_ == 0)
9136         [self setNetworkActivityIndicatorVisible:NO];
9137
9138 #if TraceLogging
9139     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9140 #endif
9141
9142 }
9143
9144 - (void) cancelAndClear:(bool)clear {
9145     @synchronized (self) {
9146         if (clear) {
9147             [database_ clear];
9148             Queuing_ = false;
9149         } else {
9150             Queuing_ = true;
9151         }
9152
9153         [self _updateData];
9154     }
9155 }
9156
9157 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9158     NSString *context([alert context]);
9159
9160     if ([context isEqualToString:@"conffile"]) {
9161         FILE *input = [database_ input];
9162         if (button == [alert cancelButtonIndex])
9163             fprintf(input, "N\n");
9164         else if (button == [alert firstOtherButtonIndex])
9165             fprintf(input, "Y\n");
9166         fflush(input);
9167
9168         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9169     } else if ([context isEqualToString:@"fixhalf"]) {
9170         if (button == [alert cancelButtonIndex]) {
9171             @synchronized (self) {
9172                 for (Package *broken in (id) broken_) {
9173                     [broken remove];
9174
9175                     NSString *id = [broken id];
9176                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9177                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9178                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9179                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9180                 }
9181
9182                 [self resolve];
9183                 [self perform];
9184             }
9185         } else if (button == [alert firstOtherButtonIndex]) {
9186             [broken_ removeAllObjects];
9187             [self _loaded];
9188         }
9189
9190         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9191     } else if ([context isEqualToString:@"upgrade"]) {
9192         if (button == [alert firstOtherButtonIndex]) {
9193             @synchronized (self) {
9194                 for (Package *essential in (id) essential_)
9195                     [essential install];
9196
9197                 [self resolve];
9198                 [self perform];
9199             }
9200         } else if (button == [alert firstOtherButtonIndex] + 1) {
9201             [self distUpgrade];
9202         } else if (button == [alert cancelButtonIndex]) {
9203             Ignored_ = YES;
9204         }
9205
9206         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9207     }
9208 }
9209
9210 - (void) system:(NSString *)command {
9211     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9212
9213     _trace();
9214     system([command UTF8String]);
9215     _trace();
9216
9217     [pool release];
9218 }
9219
9220 - (void) applicationWillSuspend {
9221     [database_ clean];
9222     [super applicationWillSuspend];
9223 }
9224
9225 - (BOOL) isSafeToSuspend {
9226     if (locked_ != 0) {
9227 #if !ForRelease
9228         NSLog(@"isSafeToSuspend: locked_ != 0");
9229 #endif
9230         return false;
9231     }
9232
9233     // Use external process status API internally.
9234     // This is probably a really bad idea.
9235     // XXX: what is the point of this? does this solve anything at all?
9236     uint64_t status = 0;
9237     int notify_token;
9238     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9239         notify_get_state(notify_token, &status);
9240         notify_cancel(notify_token);
9241     }
9242
9243     if (status != 0) {
9244 #if !ForRelease
9245         NSLog(@"isSafeToSuspend: status != 0");
9246 #endif
9247         return false;
9248     }
9249
9250 #if !ForRelease
9251     NSLog(@"isSafeToSuspend: -> true");
9252 #endif
9253     return true;
9254 }
9255
9256 - (void) applicationSuspend:(__GSEvent *)event {
9257     if ([self isSafeToSuspend])
9258         [super applicationSuspend:event];
9259 }
9260
9261 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9262     if ([self isSafeToSuspend])
9263         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9264 }
9265
9266 - (void) _setSuspended:(BOOL)value {
9267     if ([self isSafeToSuspend])
9268         [super _setSuspended:value];
9269 }
9270
9271 - (UIProgressHUD *) addProgressHUD {
9272     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9273     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9274
9275     [window_ setUserInteractionEnabled:NO];
9276
9277     UIViewController *target(tabbar_);
9278     if (UIViewController *modal = [target modalViewController])
9279         target = modal;
9280
9281     [hud showInView:[target view]];
9282
9283     [self lockSuspend];
9284     return hud;
9285 }
9286
9287 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9288     [self unlockSuspend];
9289     [hud hide];
9290     [hud removeFromSuperview];
9291     [window_ setUserInteractionEnabled:YES];
9292 }
9293
9294 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9295     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9296 }
9297
9298 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9299     NSString *scheme([[url scheme] lowercaseString]);
9300     if ([[url absoluteString] length] <= [scheme length] + 3)
9301         return nil;
9302     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9303     NSArray *components([path componentsSeparatedByString:@"/"]);
9304
9305     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9306         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9307         if (controller != nil)
9308             [controller setDelegate:self];
9309         return controller;
9310     }
9311
9312     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9313         return nil;
9314
9315     NSString *base([components objectAtIndex:0]);
9316
9317     CyteViewController *controller = nil;
9318
9319     if ([base isEqualToString:@"url"]) {
9320         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9321         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9322         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9323     } else if (!external && [components count] == 1) {
9324         if ([base isEqualToString:@"sources"]) {
9325             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9326         }
9327
9328         if ([base isEqualToString:@"home"]) {
9329             controller = [[[HomeController alloc] init] autorelease];
9330         }
9331
9332         if ([base isEqualToString:@"sections"]) {
9333             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9334         }
9335
9336         if ([base isEqualToString:@"search"]) {
9337             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9338         }
9339
9340         if ([base isEqualToString:@"changes"]) {
9341             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9342         }
9343
9344         if ([base isEqualToString:@"installed"]) {
9345             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9346         }
9347     } else if ([components count] == 2) {
9348         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9349
9350         if ([base isEqualToString:@"package"]) {
9351             controller = [self pageForPackage:argument withReferrer:referrer];
9352         }
9353
9354         if (!external && [base isEqualToString:@"search"]) {
9355             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9356         }
9357
9358         if (!external && [base isEqualToString:@"sections"]) {
9359             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9360                 argument = nil;
9361             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9362         }
9363
9364         if (!external && [base isEqualToString:@"sources"]) {
9365             if ([argument isEqualToString:@"add"]) {
9366                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9367                 [(SourcesController *)controller showAddSourcePrompt];
9368             } else {
9369                 Source *source([database_ sourceWithKey:argument]);
9370                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9371             }
9372         }
9373
9374         if (!external && [base isEqualToString:@"launch"]) {
9375             [self launchApplicationWithIdentifier:argument suspended:NO];
9376             return nil;
9377         }
9378     } else if (!external && [components count] == 3) {
9379         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9380         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9381
9382         if ([base isEqualToString:@"package"]) {
9383             if ([arg2 isEqualToString:@"settings"]) {
9384                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9385             } else if ([arg2 isEqualToString:@"files"]) {
9386                 if (Package *package = [database_ packageWithName:arg1]) {
9387                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9388                     [(FileTable *)controller setPackage:package];
9389                 }
9390             }
9391         }
9392
9393         if ([base isEqualToString:@"sections"]) {
9394             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9395             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9396             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9397         }
9398     }
9399
9400     [controller setDelegate:self];
9401     return controller;
9402 }
9403
9404 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9405     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9406
9407     if (page != nil)
9408         [tabbar_ setUnselectedViewController:page];
9409
9410     return page != nil;
9411 }
9412
9413 - (void) applicationOpenURL:(NSURL *)url {
9414     [super applicationOpenURL:url];
9415
9416     if (!loaded_)
9417         starturl_ = url;
9418     else
9419         [self openCydiaURL:url forExternal:YES];
9420 }
9421
9422 - (void) applicationWillResignActive:(UIApplication *)application {
9423     // Stop refreshing if you get a phone call or lock the device.
9424     if ([tabbar_ updating])
9425         [tabbar_ cancelUpdate];
9426
9427     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9428         [super applicationWillResignActive:application];
9429 }
9430
9431 - (void) saveState {
9432     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9433     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9434     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9435     Changed_ = true;
9436
9437     [self _saveConfig];
9438 }
9439
9440 - (void) applicationWillTerminate:(UIApplication *)application {
9441     [self saveState];
9442 }
9443
9444 - (void) setConfigurationData:(NSString *)data {
9445     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9446
9447     if (!conffile_r(data)) {
9448         lprintf("E:invalid conffile\n");
9449         return;
9450     }
9451
9452     NSString *ofile = conffile_r[1];
9453     //NSString *nfile = conffile_r[2];
9454
9455     UIAlertView *alert = [[[UIAlertView alloc]
9456         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9457         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9458         delegate:self
9459         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9460         otherButtonTitles:
9461             UCLocalize("ACCEPT_NEW_COPY"),
9462             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9463         nil
9464     ] autorelease];
9465
9466     [alert setContext:@"conffile"];
9467     [alert setNumberOfRows:2];
9468     [alert show];
9469 }
9470
9471 - (void) addStashController {
9472     [self lockSuspend];
9473     stash_ = [[[StashController alloc] init] autorelease];
9474     [window_ addSubview:[stash_ view]];
9475 }
9476
9477 - (void) removeStashController {
9478     [[stash_ view] removeFromSuperview];
9479     stash_ = nil;
9480     [self unlockSuspend];
9481 }
9482
9483 - (void) stash {
9484     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9485     UpdateExternalStatus(1);
9486     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9487     UpdateExternalStatus(0);
9488
9489     [self removeStashController];
9490
9491     pid_t pid(ExecFork());
9492     if (pid == 0) {
9493         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9494         perror("launchctl stop");
9495
9496         exit(0);
9497     } ReapZombie(pid);
9498 }
9499
9500 - (void) setupViewControllers {
9501     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9502
9503     NSMutableArray *items;
9504     if (kCFCoreFoundationVersionNumber < 800) {
9505         items = [NSMutableArray arrayWithObjects:
9506             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9507             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9508             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9509             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease],
9510             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9511         nil];
9512     } else {
9513         items = [NSMutableArray arrayWithObjects:
9514             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
9515             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
9516             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
9517             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease],
9518             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
9519         nil];
9520     }
9521
9522     NSMutableArray *controllers([NSMutableArray array]);
9523     for (UITabBarItem *item in items) {
9524         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9525         [controller setTabBarItem:item];
9526         [controllers addObject:controller];
9527     }
9528     [tabbar_ setViewControllers:controllers];
9529
9530     [tabbar_ setUpdateDelegate:self];
9531 }
9532
9533 - (void) _sendMemoryWarningNotification {
9534     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9535         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9536     else
9537         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9538 }
9539
9540 - (void) _sendMemoryWarningNotifications {
9541     while (true) {
9542         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9543         sleep(2);
9544         //usleep(2000000);
9545     }
9546 }
9547
9548 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9549     NSLog(@"--");
9550     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9551 }
9552
9553 - (void) applicationDidFinishLaunching:(id)unused {
9554     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9555
9556 _trace();
9557     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9558         [self setApplicationSupportsShakeToEdit:NO];
9559
9560     @synchronized (HostConfig_) {
9561         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9562     }
9563
9564     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9565         initWithMemoryCapacity:524288
9566         diskCapacity:10485760
9567         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
9568     ] autorelease]];
9569
9570     [CydiaWebViewController _initialize];
9571
9572     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9573
9574     // this would disallow http{,s} URLs from accessing this data
9575     //[WebView registerURLSchemeAsLocal:@"cydia"];
9576
9577     Font12_ = [UIFont systemFontOfSize:12];
9578     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9579     Font14_ = [UIFont systemFontOfSize:14];
9580     Font18_ = [UIFont systemFontOfSize:18];
9581     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9582     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9583
9584     essential_ = [NSMutableArray arrayWithCapacity:4];
9585     broken_ = [NSMutableArray arrayWithCapacity:4];
9586
9587     // XXX: I really need this thing... like, seriously... I'm sorry
9588     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9589
9590     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9591     [window_ orderFront:self];
9592     [window_ makeKey:self];
9593     [window_ setHidden:NO];
9594
9595     if (false) stash: {
9596         [self addStashController];
9597         // XXX: this would be much cleaner as a yieldToSelector:
9598         // that way the removeStashController could happen right here inline
9599         // we also could no longer require the useless stash_ field anymore
9600         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9601         return;
9602     }
9603
9604     struct stat root;
9605     int error(stat("/", &root));
9606     _assert(error != -1);
9607
9608     #define Stash_(path) do { \
9609         struct stat folder; \
9610         int error(lstat((path), &folder)); \
9611         if (error != -1 && ( \
9612             folder.st_dev == root.st_dev && \
9613             S_ISDIR(folder.st_mode) \
9614         ) || error == -1 && ( \
9615             errno == ENOENT || \
9616             errno == ENOTDIR \
9617         )) goto stash; \
9618     } while (false)
9619
9620     Stash_("/Applications");
9621     Stash_("/Library/Ringtones");
9622     Stash_("/Library/Wallpaper");
9623     //Stash_("/usr/bin");
9624     Stash_("/usr/include");
9625     Stash_("/usr/lib/pam");
9626     Stash_("/usr/share");
9627     //Stash_("/var/lib");
9628
9629     database_ = [Database sharedInstance];
9630     [database_ setDelegate:self];
9631
9632     [window_ setUserInteractionEnabled:NO];
9633     [self setupViewControllers];
9634
9635     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9636     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9637         [window_ setRootViewController:emulated_];
9638     else
9639         [window_ addSubview:[emulated_ view]];
9640
9641     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9642 _trace();
9643 }
9644
9645 - (NSArray *) defaultStartPages {
9646     NSMutableArray *standard = [NSMutableArray array];
9647     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9648     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9649     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9650     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9651     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9652     return standard;
9653 }
9654
9655 - (void) loadData {
9656 _trace();
9657     if ([emulated_ modalViewController] != nil)
9658         [emulated_ dismissModalViewControllerAnimated:YES];
9659     [window_ setUserInteractionEnabled:NO];
9660
9661     [self reloadDataWithInvocation:nil];
9662     [self refreshIfPossible];
9663     [self disemulate];
9664
9665     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9666     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9667     int standardIndex = 0;
9668     NSArray *standard = [self defaultStartPages];
9669
9670     BOOL valid = YES;
9671
9672     if (saved == nil)
9673         valid = NO;
9674
9675     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9676     if (valid && closed != nil) {
9677         NSTimeInterval interval([closed timeIntervalSinceNow]);
9678         // XXX: Is 30 minutes the optimal time here?
9679         if (interval <= -(30*60))
9680             valid = NO;
9681     }
9682
9683     if (valid && [saved count] != [standard count])
9684         valid = NO;
9685
9686     if (valid) {
9687         for (unsigned int i = 0; i < [standard count]; i++) {
9688             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9689             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9690             //      but it's good enough for now.
9691             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9692                 valid = NO;
9693                 break;
9694             }
9695         }
9696     }
9697
9698     NSArray *items = nil;
9699     if (valid) {
9700         [tabbar_ setSelectedIndex:savedIndex];
9701         items = saved;
9702     } else {
9703         [tabbar_ setSelectedIndex:standardIndex];
9704         items = standard;
9705     }
9706
9707     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9708         NSArray *stack = [items objectAtIndex:tab];
9709         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9710         NSMutableArray *current = [NSMutableArray array];
9711
9712         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9713             NSString *addr = [stack objectAtIndex:nav];
9714             NSURL *url = [NSURL URLWithString:addr];
9715             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9716             if (page != nil)
9717                 [current addObject:page];
9718         }
9719
9720         [navigation setViewControllers:current];
9721     }
9722
9723     // (Try to) show the startup URL.
9724     if (starturl_ != nil) {
9725         [self openCydiaURL:starturl_ forExternal:NO];
9726         starturl_ = nil;
9727     }
9728 }
9729
9730 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9731     if (item != nil && IsWildcat_) {
9732         [sheet showFromBarButtonItem:item animated:YES];
9733     } else {
9734         [sheet showInView:window_];
9735     }
9736 }
9737
9738 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9739     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9740     [progress setTitle:task];
9741     [progress addProgressEvent:event];
9742 }
9743
9744 - (void) addProgressEventForTask:(NSArray *)data {
9745     CydiaProgressEvent *event([data objectAtIndex:0]);
9746     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9747     [self addProgressEvent:event forTask:task];
9748 }
9749
9750 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9751     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9752 }
9753
9754 @end
9755
9756 /*IMP alloc_;
9757 id Alloc_(id self, SEL selector) {
9758     id object = alloc_(self, selector);
9759     lprintf("[%s]A-%p\n", self->isa->name, object);
9760     return object;
9761 }*/
9762
9763 /*IMP dealloc_;
9764 id Dealloc_(id self, SEL selector) {
9765     id object = dealloc_(self, selector);
9766     lprintf("[%s]D-%p\n", self->isa->name, object);
9767     return object;
9768 }*/
9769
9770 static NSSet *MobilizedFiles_;
9771
9772 static NSURL *MobilizeURL(NSURL *url) {
9773     NSString *path([url path]);
9774     if ([path hasPrefix:@"/var/root/"]) {
9775         NSString *file([path substringFromIndex:10]);
9776         if ([MobilizedFiles_ containsObject:file])
9777             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9778     }
9779
9780     return url;
9781 }
9782
9783 Class $CFXPreferencesPropertyListSource;
9784 @class CFXPreferencesPropertyListSource;
9785
9786 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9787     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9788     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9789     url = MobilizeURL(url);
9790     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9791     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9792     url = old;
9793     [pool release];
9794     return value;
9795 }
9796
9797 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9798     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9799     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9800     url = MobilizeURL(url);
9801     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9802     //NSLog(@"%@ %@", [url absoluteString], value);
9803     url = old;
9804     [pool release];
9805     return value;
9806 }
9807
9808 Class $NSURLConnection;
9809
9810 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9811     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
9812
9813     NSURL *url([copy URL]);
9814
9815     NSString *host([url host]);
9816     NSString *scheme([[url scheme] lowercaseString]);
9817
9818     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9819
9820     @synchronized (HostConfig_) {
9821         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9822             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9823                 [copy setHTTPShouldUsePipelining:YES];
9824
9825         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9826             if ([control isEqualToString:@"max-age=0"])
9827                 if ([CachedURLs_ containsObject:url]) {
9828 #if !ForRelease
9829                     NSLog(@"~~~: %@", url);
9830 #endif
9831
9832                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9833
9834                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9835                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9836                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9837                 }
9838     }
9839
9840     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9841     } return self;
9842 }
9843
9844 Class $WAKWindow;
9845
9846 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
9847     CGSize size([[UIScreen mainScreen] bounds].size);
9848     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
9849         if ([$WAKWindow hasLandscapeOrientation])
9850             std::swap(size.width, size.height);*/
9851     return size;
9852 }
9853
9854 Class $NSUserDefaults;
9855
9856 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
9857     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
9858         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
9859     return _NSUserDefaults$objectForKey$(self, _cmd, key);
9860 }
9861
9862 int main(int argc, char *argv[]) {
9863     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9864
9865     _trace();
9866
9867     UpdateExternalStatus(0);
9868
9869     UIScreen *screen([UIScreen mainScreen]);
9870     if ([screen respondsToSelector:@selector(scale)])
9871         ScreenScale_ = [screen scale];
9872     else
9873         ScreenScale_ = 1;
9874
9875     UIDevice *device([UIDevice currentDevice]);
9876     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
9877         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9878         if (idiom == UIUserInterfaceIdiomPad)
9879             IsWildcat_ = true;
9880     }
9881
9882     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
9883
9884     Pcre pattern("^([0-9]+\\.[0-9]+)");
9885
9886     if (pattern([device systemVersion]))
9887         Firmware_ = pattern[1];
9888     if (pattern(Cydia_))
9889         Major_ = pattern[1];
9890
9891     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
9892
9893     HostConfig_ = [[[NSObject alloc] init] autorelease];
9894     @synchronized (HostConfig_) {
9895         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
9896         TokenHosts_ = [NSMutableSet setWithCapacity:4];
9897         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
9898         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
9899         CachedURLs_ = [NSMutableSet setWithCapacity:32];
9900     }
9901
9902     NSString *ui(@"ui/ios");
9903     if (Idiom_ != nil)
9904         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
9905     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
9906     UI_ = CydiaURL(ui);
9907
9908     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9909
9910     MobilizedFiles_ = [NSMutableSet setWithObjects:
9911         @"Library/Preferences/com.apple.Accessibility.plist",
9912         @"Library/Preferences/com.apple.preferences.sounds.plist",
9913     nil];
9914
9915     /* Library Hacks {{{ */
9916     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9917
9918     $WAKWindow = objc_getClass("WAKWindow");
9919     if ($WAKWindow != NULL)
9920         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
9921             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
9922
9923     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
9924
9925     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
9926     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
9927         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9928         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9929     }
9930
9931     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
9932     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
9933         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
9934         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
9935     }
9936
9937     $NSURLConnection = objc_getClass("NSURLConnection");
9938     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
9939     if (NSURLConnection$init$ != NULL) {
9940         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
9941         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
9942     }
9943
9944     $NSUserDefaults = objc_getClass("NSUserDefaults");
9945     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
9946     if (NSUserDefaults$objectForKey$ != NULL) {
9947         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
9948         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
9949     }
9950     /* }}} */
9951     /* Set Locale {{{ */
9952     Locale_ = CFLocaleCopyCurrent();
9953     Languages_ = [NSLocale preferredLanguages];
9954
9955     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9956     //NSLog(@"%@", [Languages_ description]);
9957
9958     const char *lang;
9959     if (Locale_ != NULL)
9960         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
9961     else if (Languages_ != nil && [Languages_ count] != 0)
9962         lang = [[Languages_ objectAtIndex:0] UTF8String];
9963     else
9964         // XXX: consider just setting to C and then falling through?
9965         lang = NULL;
9966
9967     if (lang != NULL) {
9968         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
9969         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
9970     }
9971
9972     NSLog(@"Setting Language: %s", lang);
9973
9974     if (lang != NULL) {
9975         setenv("LANG", lang, true);
9976         std::setlocale(LC_ALL, lang);
9977     }
9978     /* }}} */
9979     /* Index Collation {{{ */
9980     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) {
9981         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
9982         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
9983         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
9984         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
9985         _H<UILocalizedIndexedCollation> collation([[[UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
9986
9987         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
9988
9989         CollationThumbs_ = [collation sectionIndexTitles];
9990         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
9991             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
9992
9993         CollationTitles_ = [collation sectionTitles];
9994         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
9995
9996         if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
9997             CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };
9998     } else {
9999         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10000
10001         CollationThumbs_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10002         for (NSInteger offset(0); offset != 28; ++offset)
10003             CollationOffset_.push_back(offset);
10004
10005         CollationTitles_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10006         CollationStarts_ = [NSArray arrayWithObjects:@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10007     }
10008     /* }}} */
10009
10010     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10011
10012     /* Parse Arguments {{{ */
10013     bool substrate(false);
10014
10015     if (argc != 0) {
10016         char **args(argv);
10017         int arge(1);
10018
10019         for (int argi(1); argi != argc; ++argi)
10020             if (strcmp(argv[argi], "--") == 0) {
10021                 arge = argi;
10022                 argv[argi] = argv[0];
10023                 argv += argi;
10024                 argc -= argi;
10025                 break;
10026             }
10027
10028         for (int argi(1); argi != arge; ++argi)
10029             if (strcmp(args[argi], "--substrate") == 0)
10030                 substrate = true;
10031             else
10032                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10033     }
10034     /* }}} */
10035
10036     App_ = [[NSBundle mainBundle] bundlePath];
10037     Advanced_ = YES;
10038
10039     setuid(0);
10040     setgid(0);
10041
10042     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10043         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10044
10045     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10046
10047     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10048     alloc_ = alloc->method_imp;
10049     alloc->method_imp = (IMP) &Alloc_;*/
10050
10051     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10052     dealloc_ = dealloc->method_imp;
10053     dealloc->method_imp = (IMP) &Dealloc_;*/
10054
10055     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10056     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10057
10058     /* System Information {{{ */
10059     size_t size;
10060
10061     int maxproc;
10062     size = sizeof(maxproc);
10063     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10064         perror("sysctlbyname(\"kern.maxproc\", ?)");
10065     else if (maxproc < 64) {
10066         maxproc = 64;
10067         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10068             perror("sysctlbyname(\"kern.maxproc\", #)");
10069     }
10070
10071     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10072     char *osversion = new char[size];
10073     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10074         perror("sysctlbyname(\"kern.osversion\", ?)");
10075     else
10076         System_ = [NSString stringWithUTF8String:osversion];
10077
10078     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10079     char *machine = new char[size];
10080     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10081         perror("sysctlbyname(\"hw.machine\", ?)");
10082     else
10083         Machine_ = machine;
10084
10085     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10086     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10087     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10088
10089     UniqueID_ = UniqueIdentifier(device);
10090
10091     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10092         Product_ = [info objectForKey:@"SafariProductVersion"];
10093         Safari_ = [info objectForKey:@"CFBundleVersion"];
10094     }
10095
10096     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10097
10098     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10099         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10100     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10101         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10102     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10103         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10104
10105     UserAgent_ = agent;
10106     /* }}} */
10107     /* Load Database {{{ */
10108     _trace();
10109     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10110     _trace();
10111     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10112
10113     if (Metadata_ == NULL)
10114         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10115     else {
10116         Settings_ = [Metadata_ objectForKey:@"Settings"];
10117
10118         Packages_ = [Metadata_ objectForKey:@"Packages"];
10119
10120         Values_ = [Metadata_ objectForKey:@"Values"];
10121         Sections_ = [Metadata_ objectForKey:@"Sections"];
10122         Sources_ = [Metadata_ objectForKey:@"Sources"];
10123
10124         Token_ = [Metadata_ objectForKey:@"Token"];
10125
10126         Version_ = [Metadata_ objectForKey:@"Version"];
10127     }
10128
10129     if (Values_ == nil) {
10130         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10131         [Metadata_ setObject:Values_ forKey:@"Values"];
10132     }
10133
10134     if (Sections_ == nil) {
10135         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10136         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10137     }
10138
10139     if (Sources_ == nil) {
10140         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10141         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10142     }
10143
10144     if (Version_ == nil) {
10145         Version_ = [NSNumber numberWithUnsignedInt:0];
10146         [Metadata_ setObject:Version_ forKey:@"Version"];
10147     }
10148
10149     if ([Version_ unsignedIntValue] == 0) {
10150         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10151         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10152         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10153         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10154
10155         Version_ = [NSNumber numberWithUnsignedInt:1];
10156         [Metadata_ setObject:Version_ forKey:@"Version"];
10157
10158         [Metadata_ removeObjectForKey:@"LastUpdate"];
10159
10160         Changed_ = true;
10161     }
10162
10163     _H<NSMutableArray> broken([NSMutableArray array]);
10164     for (NSString *key in (id) Sources_)
10165         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10166             [broken addObject:key];
10167     if ([broken count] != 0) {
10168         for (NSString *key in (id) broken)
10169             [Sources_ removeObjectForKey:key];
10170         Changed_ = true;
10171     } broken = nil;
10172     /* }}} */
10173
10174     CydiaWriteSources();
10175
10176     _trace();
10177     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10178     _trace();
10179
10180     if (Packages_ != nil) {
10181         bool fail(false);
10182         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10183         _trace();
10184
10185         if (!fail) {
10186             [Metadata_ removeObjectForKey:@"Packages"];
10187             Packages_ = nil;
10188             Changed_ = true;
10189         }
10190     }
10191
10192     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10193
10194 #define MobileSubstrate_(name) \
10195     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10196         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10197         if (handle == NULL) \
10198             NSLog(@"%s", dlerror()); \
10199     }
10200
10201     MobileSubstrate_(Activator)
10202     MobileSubstrate_(libstatusbar)
10203     MobileSubstrate_(SimulatedKeyEvents)
10204     MobileSubstrate_(WinterBoard)
10205
10206     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10207         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10208
10209     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10210
10211     if (access("/User", F_OK) != 0 || version != 6) {
10212         _trace();
10213         system("/usr/libexec/cydia/firmware.sh");
10214         _trace();
10215     }
10216
10217     _assert([[NSFileManager defaultManager]
10218         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10219         withIntermediateDirectories:YES
10220         attributes:nil
10221         error:NULL
10222     ]);
10223
10224     if (access("/tmp/cydia.chk", F_OK) == 0) {
10225         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10226             _assert(errno == ENOENT);
10227         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10228             _assert(errno == ENOENT);
10229     }
10230
10231     /* APT Initialization {{{ */
10232     _assert(pkgInitConfig(*_config));
10233     _assert(pkgInitSystem(*_config, _system));
10234
10235     if (lang != NULL)
10236         _config->Set("APT::Acquire::Translation", lang);
10237
10238     // XXX: this timeout might be important :(
10239     //_config->Set("Acquire::http::Timeout", 15);
10240
10241     _config->Set("Acquire::http::MaxParallel", 3);
10242     /* }}} */
10243     /* Color Choices {{{ */
10244     space_ = CGColorSpaceCreateDeviceRGB();
10245
10246     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10247     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10248     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10249     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10250     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10251     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10252     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10253     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10254     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10255     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10256
10257     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10258     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10259     /* }}}*/
10260     /* UIKit Configuration {{{ */
10261     // XXX: I have a feeling this was important
10262     //UIKeyboardDisableAutomaticAppearance();
10263     /* }}} */
10264
10265     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10266
10267     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10268     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10269     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10270
10271     PulseInterval_ = fast ? 50000 : 500000;
10272
10273     Colon_ = UCLocalize("COLON_DELIMITED");
10274     Elision_ = UCLocalize("ELISION");
10275     Error_ = UCLocalize("ERROR");
10276     Warning_ = UCLocalize("WARNING");
10277
10278     _trace();
10279     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10280
10281     CGColorSpaceRelease(space_);
10282     CFRelease(Locale_);
10283
10284     [pool release];
10285     return value;
10286 }