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/CFPriv.h>
  42 #include <CoreFoundation/CFUniChar.h>
  43
  44 #include <SystemConfiguration/SystemConfiguration.h>
  45
  46 #include <UIKit/UIKit.h>
  47 #include "iPhonePrivate.h"
  48
  49 #include <IOKit/IOKitLib.h>
  50
  51 #include <QuartzCore/CALayer.h>
  52
  53 #include <WebCore/WebCoreThread.h>
  54 #include <WebKit/DOMHTMLIFrameElement.h>
  55
  56 #include <algorithm>
  57 #include <iomanip>
  58 #include <set>
  59 #include <sstream>
  60 #include <string>
  61
  62 #include <ext/stdio_filebuf.h>
  63
  64 #undef ABS
  65
  66 #include <apt-pkg/acquire.h>
  67 #include <apt-pkg/acquire-item.h>
  68 #include <apt-pkg/algorithms.h>
  69 #include <apt-pkg/cachefile.h>
  70 #include <apt-pkg/clean.h>
  71 #include <apt-pkg/configuration.h>
  72 #include <apt-pkg/debindexfile.h>
  73 #include <apt-pkg/debmetaindex.h>
  74 #include <apt-pkg/error.h>
  75 #include <apt-pkg/init.h>
  76 #include <apt-pkg/mmap.h>
  77 #include <apt-pkg/pkgrecords.h>
  78 #include <apt-pkg/sha1.h>
  79 #include <apt-pkg/sourcelist.h>
  80 #include <apt-pkg/sptr.h>
  81 #include <apt-pkg/strutl.h>
  82 #include <apt-pkg/tagfile.h>
  83
  84 #include <apr-1/apr_pools.h>
  85
  86 #include <sys/types.h>
  87 #include <sys/stat.h>
  88 #include <sys/sysctl.h>
  89 #include <sys/param.h>
  90 #include <sys/mount.h>
  91 #include <sys/reboot.h>
  92
  93 #include <fcntl.h>
  94 #include <notify.h>
  95 #include <dlfcn.h>
  96
  97 extern "C" {
  98 #include <mach-o/nlist.h>
  99 }
 100
 101 #include <cstdio>
 102 #include <cstdlib>
 103 #include <cstring>
 104
 105 #include <errno.h>
 106
 107 #include <Cytore.hpp>
 108 #include "Sources.h"
 109
 110 #include <CydiaSubstrate/CydiaSubstrate.h>
 111 #include "Menes/Menes.h"
 112
 113 #include "CyteKit/IndirectDelegate.h"
 114 #include "CyteKit/PerlCompatibleRegEx.hpp"
 115 #include "CyteKit/TableViewCell.h"
 116 #include "CyteKit/TabBarController.h"
 117 #include "CyteKit/WebScriptObject-Cyte.h"
 118 #include "CyteKit/WebViewController.h"
 119 #include "CyteKit/WebViewTableViewCell.h"
 120 #include "CyteKit/stringWithUTF8Bytes.h"
 121
 122 #include "Cydia/MIMEAddress.h"
 123 #include "Cydia/LoadingViewController.h"
 124 #include "Cydia/ProgressEvent.h"
 125
 126 #include "SDURLCache/SDURLCache.h"
 127 /* }}} */
 128
 129 /* Profiler {{{ */
 130 struct timeval _ltv;
 131 bool _itv;
 132
 133 #define _timestamp ({ \
 134     struct timeval tv; \
 135     gettimeofday(&tv, NULL); \
 136     tv.tv_sec * 1000000 + tv.tv_usec; \
 137 })
 138
 139 typedef std::vector<class ProfileTime *> TimeList;
 140 TimeList times_;
 141
 142 class ProfileTime {
 143   private:
 144     const char *name_;
 145     uint64_t total_;
 146     uint64_t count_;
 147
 148   public:
 149     ProfileTime(const char *name) :
 150         name_(name),
 151         total_(0)
 152     {
 153         times_.push_back(this);
 154     }
 155
 156     void AddTime(uint64_t time) {
 157         total_ += time;
 158         ++count_;
 159     }
 160
 161     void Print() {
 162         if (total_ != 0)
 163             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 164         total_ = 0;
 165         count_ = 0;
 166     }
 167 };
 168
 169 class ProfileTimer {
 170   private:
 171     ProfileTime &time_;
 172     uint64_t start_;
 173
 174   public:
 175     ProfileTimer(ProfileTime &time) :
 176         time_(time),
 177         start_(_timestamp)
 178     {
 179     }
 180
 181     ~ProfileTimer() {
 182         time_.AddTime(_timestamp - start_);
 183     }
 184 };
 185
 186 void PrintTimes() {
 187     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 188         (*i)->Print();
 189     std::cerr << "========" << std::endl;
 190 }
 191
 192 #define _profile(name) { \
 193     static ProfileTime name(#name); \
 194     ProfileTimer _ ## name(name);
 195
 196 #define _end }
 197 /* }}} */
 198
 199 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 200 #define synchronized(lock) \
 201     synchronized(static_cast<NSObject *>(lock))
 202
 203 extern NSString *Cydia_;
 204
 205 #define lprintf(args...) fprintf(stderr, args)
 206
 207 #define ForRelease 1
 208 #define TraceLogging (1 && !ForRelease)
 209 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 210 #define ProfileTimes (0 && !ForRelease)
 211 #define ForSaurik (0 && !ForRelease)
 212 #define LogBrowser (0 && !ForRelease)
 213 #define TrackResize (0 && !ForRelease)
 214 #define ManualRefresh (1 && !ForRelease)
 215 #define ShowInternals (0 && !ForRelease)
 216 #define AlwaysReload (0 && !ForRelease)
 217 #define TryIndexedCollation (0 && !ForRelease)
 218
 219 #if !TraceLogging
 220 #undef _trace
 221 #define _trace(args...)
 222 #endif
 223
 224 #if !ProfileTimes
 225 #undef _profile
 226 #define _profile(name) {
 227 #undef _end
 228 #define _end }
 229 #define PrintTimes() do {} while (false)
 230 #endif
 231
 232 // Hash Functions/Structures {{{
 233 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 234
 235 union SplitHash {
 236     uint32_t u32;
 237     uint16_t u16[2];
 238 };
 239 // }}}
 240
 241 static NSString *Colon_;
 242 NSString *Elision_;
 243 static NSString *Error_;
 244 static NSString *Warning_;
 245
 246 static NSString *Cache_;
 247
 248 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 249
 250 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 251
 252 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 253     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 254         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 255     else
 256         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 257 }
 258
 259 static bool IsReachable(const char *name) {
 260     SCNetworkReachabilityFlags flags; {
 261         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 262         SCNetworkReachabilityGetFlags(reachability, &flags);
 263         CFRelease(reachability);
 264     }
 265
 266     // XXX: this elaborate mess is what Apple is using to determine this? :(
 267     // XXX: do we care if the user has to intervene? maybe that's ok?
 268     return
 269         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 270             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 271                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 272                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 273             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 274             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 275         )
 276     ;
 277 }
 278
 279 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 280
 281 static _finline NSString *CydiaURL(NSString *path) {
 282     char page[26];
 283     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 284     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 285     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 286     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 287     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 288     page[25] = '\0';
 289     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 290 }
 291
 292 static void ReapZombie(pid_t pid) {
 293     int status;
 294   wait:
 295     if (waitpid(pid, &status, 0) == -1)
 296         if (errno == EINTR)
 297             goto wait;
 298         else _assert(false);
 299 }
 300
 301 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 302     int notify_token;
 303     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 304         notify_set_state(notify_token, newStatus);
 305         notify_cancel(notify_token);
 306     }
 307     notify_post("com.saurik.Cydia.status");
 308 }
 309
 310 static CGFloat CYStatusBarHeight() {
 311     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 312     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 313 }
 314
 315 /* NSForcedOrderingSearch doesn't work on the iPhone */
 316 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 317 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 318 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 319
 320 /* Insertion Sort {{{ */
 321
 322 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 323     const char *ptr = (const char *)list;
 324     while (0 < count) {
 325         CFIndex half = count / 2;
 326         const char *probe = ptr + elementSize * half;
 327         CFComparisonResult cr = comparator(element, probe, context);
 328     if (0 == cr) return (probe - (const char *)list) / elementSize;
 329         ptr = (cr < 0) ? ptr : probe + elementSize;
 330         count = (cr < 0) ? half : (half + (count & 1) - 1);
 331     }
 332     return (ptr - (const char *)list) / elementSize;
 333 }
 334
 335 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 336     const char *ptr = (const char *)list;
 337     while (0 < count) {
 338         CFIndex half = count / 2;
 339         const char *probe = ptr + elementSize * half;
 340         CFComparisonResult cr = comparator(element, probe, context);
 341     if (0 == cr) return (probe - (const char *)list) / elementSize;
 342         ptr = (cr < 0) ? ptr : probe + elementSize;
 343         count = (cr < 0) ? half : (half + (count & 1) - 1);
 344     }
 345     return (ptr - (const char *)list) / elementSize;
 346 }
 347
 348 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 349     if (range.length == 0)
 350         return;
 351     const void **values(new const void *[range.length]);
 352     CFArrayGetValues(array, range, values);
 353
 354 #if HistogramInsertionSort > 0
 355     uint32_t total(0), *offsets(new uint32_t[range.length]);
 356 #endif
 357
 358     for (CFIndex index(1); index != range.length; ++index) {
 359         const void *value(values[index]);
 360         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 361         CFIndex correct(index);
 362         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 363 #if HistogramInsertionSort > 1
 364             NSLog(@"%@ < %@", value, values[correct - 1]);
 365 #endif
 366             if (--correct == 0)
 367                 break;
 368         }
 369         if (correct != index) {
 370             size_t offset(index - correct);
 371 #if HistogramInsertionSort
 372             total += offset;
 373             ++offsets[offset];
 374             if (offset > 10)
 375                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 376 #endif
 377             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 378             values[correct] = value;
 379         }
 380     }
 381
 382     CFArrayReplaceValues(array, range, values, range.length);
 383     delete [] values;
 384
 385 #if HistogramInsertionSort > 0
 386     for (CFIndex index(0); index != range.length; ++index)
 387         if (offsets[index] != 0)
 388             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 389     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 390     delete [] offsets;
 391 #endif
 392 }
 393
 394 /* }}} */
 395
 396 /* Apple Bug Fixes {{{ */
 397 @implementation UIWebDocumentView (Cydia)
 398
 399 - (void) _setScrollerOffset:(CGPoint)offset {
 400     UIScroller *scroller([self _scroller]);
 401
 402     CGSize size([scroller contentSize]);
 403     CGSize bounds([scroller bounds].size);
 404
 405     CGPoint max;
 406     max.x = size.width - bounds.width;
 407     max.y = size.height - bounds.height;
 408
 409     // wtf Apple?!
 410     if (max.x < 0)
 411         max.x = 0;
 412     if (max.y < 0)
 413         max.y = 0;
 414
 415     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 416     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 417
 418     [scroller setOffset:offset];
 419 }
 420
 421 @end
 422 /* }}} */
 423
 424 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 425     size_t length([self length] - state->state);
 426     if (length <= 0)
 427         return 0;
 428     else if (length > count)
 429         length = count;
 430     for (size_t i(0); i != length; ++i)
 431         objects[i] = [self item:state->state++];
 432     state->itemsPtr = objects;
 433     state->mutationsPtr = (unsigned long *) self;
 434     return length;
 435 }
 436
 437 /* Cydia NSString Additions {{{ */
 438 @interface NSString (Cydia)
 439 - (NSComparisonResult) compareByPath:(NSString *)other;
 440 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 441 @end
 442
 443 @implementation NSString (Cydia)
 444
 445 - (NSComparisonResult) compareByPath:(NSString *)other {
 446     NSString *prefix = [self commonPrefixWithString:other options:0];
 447     size_t length = [prefix length];
 448
 449     NSRange lrange = NSMakeRange(length, [self length] - length);
 450     NSRange rrange = NSMakeRange(length, [other length] - length);
 451
 452     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 453     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 454
 455     NSComparisonResult value;
 456
 457     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 458         value = NSOrderedSame;
 459     else if (lrange.location == NSNotFound)
 460         value = NSOrderedAscending;
 461     else if (rrange.location == NSNotFound)
 462         value = NSOrderedDescending;
 463     else
 464         value = NSOrderedSame;
 465
 466     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 467         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 468     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 469         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 470
 471     NSComparisonResult result = [lpath compare:rpath];
 472     return result == NSOrderedSame ? value : result;
 473 }
 474
 475 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 476     return [(id)CFURLCreateStringByAddingPercentEscapes(
 477         kCFAllocatorDefault,
 478         (CFStringRef) self,
 479         NULL,
 480         CFSTR(";/?:@&=+$,"),
 481         kCFStringEncodingUTF8
 482     ) autorelease];
 483 }
 484
 485 @end
 486 /* }}} */
 487
 488 /* C++ NSString Wrapper Cache {{{ */
 489 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 490     return size == 0 ? NULL :
 491         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 492         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 493 }
 494
 495 static _finline CFStringRef CYStringCreate(const char *data) {
 496     return CYStringCreate(data, strlen(data));
 497 }
 498
 499 class CYString {
 500   private:
 501     char *data_;
 502     size_t size_;
 503     CFStringRef cache_;
 504
 505     _finline void clear_() {
 506         if (cache_ != NULL) {
 507             CFRelease(cache_);
 508             cache_ = NULL;
 509         }
 510     }
 511
 512   public:
 513     _finline bool empty() const {
 514         return size_ == 0;
 515     }
 516
 517     _finline size_t size() const {
 518         return size_;
 519     }
 520
 521     _finline char *data() const {
 522         return data_;
 523     }
 524
 525     _finline void clear() {
 526         size_ = 0;
 527         clear_();
 528     }
 529
 530     _finline CYString() :
 531         data_(0),
 532         size_(0),
 533         cache_(NULL)
 534     {
 535     }
 536
 537     _finline ~CYString() {
 538         clear_();
 539     }
 540
 541     void operator =(const CYString &rhs) {
 542         data_ = rhs.data_;
 543         size_ = rhs.size_;
 544
 545         if (rhs.cache_ == nil)
 546             cache_ = NULL;
 547         else
 548             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 549     }
 550
 551     void copy(apr_pool_t *pool) {
 552         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 553         memcpy(temp, data_, size_);
 554         temp[size_] = '\0';
 555         data_ = temp;
 556     }
 557
 558     void set(apr_pool_t *pool, const char *data, size_t size) {
 559         if (size == 0)
 560             clear();
 561         else {
 562             clear_();
 563
 564             data_ = const_cast<char *>(data);
 565             size_ = size;
 566
 567             if (pool != NULL)
 568                 copy(pool);
 569         }
 570     }
 571
 572     _finline void set(apr_pool_t *pool, const char *data) {
 573         set(pool, data, data == NULL ? 0 : strlen(data));
 574     }
 575
 576     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 577         set(pool, rhs.data(), rhs.size());
 578     }
 579
 580     bool operator ==(const CYString &rhs) const {
 581         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 582     }
 583
 584     _finline operator CFStringRef() {
 585         if (cache_ == NULL)
 586             cache_ = CYStringCreate(data_, size_);
 587         return cache_;
 588     }
 589
 590     _finline operator id() {
 591         return (NSString *) static_cast<CFStringRef>(*this);
 592     }
 593
 594     _finline operator const char *() {
 595         return reinterpret_cast<const char *>(data_);
 596     }
 597 };
 598 /* }}} */
 599 /* C++ NSString Algorithm Adapters {{{ */
 600 extern "C" {
 601     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 602 }
 603
 604 struct NSStringMapHash :
 605     std::unary_function<NSString *, size_t>
 606 {
 607     _finline size_t operator ()(NSString *value) const {
 608         return CFStringHashNSString((CFStringRef) value);
 609     }
 610 };
 611
 612 struct NSStringMapLess :
 613     std::binary_function<NSString *, NSString *, bool>
 614 {
 615     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 616         return [lhs compare:rhs] == NSOrderedAscending;
 617     }
 618 };
 619
 620 struct NSStringMapEqual :
 621     std::binary_function<NSString *, NSString *, bool>
 622 {
 623     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 624         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 625         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 626         //[lhs isEqualToString:rhs];
 627     }
 628 };
 629 /* }}} */
 630
 631 /* CoreGraphics Primitives {{{ */
 632 class CYColor {
 633   private:
 634     CGColorRef color_;
 635
 636     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 637         CGFloat color[] = {red, green, blue, alpha};
 638         return CGColorCreate(space, color);
 639     }
 640
 641   public:
 642     CYColor() :
 643         color_(NULL)
 644     {
 645     }
 646
 647     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 648         color_(Create_(space, red, green, blue, alpha))
 649     {
 650         Set(space, red, green, blue, alpha);
 651     }
 652
 653     void Clear() {
 654         if (color_ != NULL)
 655             CGColorRelease(color_);
 656     }
 657
 658     ~CYColor() {
 659         Clear();
 660     }
 661
 662     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 663         Clear();
 664         color_ = Create_(space, red, green, blue, alpha);
 665     }
 666
 667     operator CGColorRef() {
 668         return color_;
 669     }
 670 };
 671 /* }}} */
 672
 673 /* Random Global Variables {{{ */
 674 static int PulseInterval_ = 500000;
 675
 676 static const NSString *UI_;
 677
 678 static int Finish_;
 679 static bool RestartSubstrate_;
 680 static NSArray *Finishes_;
 681
 682 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 683 #define NotifyConfig_ "/etc/notify.conf"
 684
 685 static bool Queuing_;
 686
 687 static CYColor Blue_;
 688 static CYColor Blueish_;
 689 static CYColor Black_;
 690 static CYColor Folder_;
 691 static CYColor Off_;
 692 static CYColor White_;
 693 static CYColor Gray_;
 694 static CYColor Green_;
 695 static CYColor Purple_;
 696 static CYColor Purplish_;
 697
 698 static UIColor *InstallingColor_;
 699 static UIColor *RemovingColor_;
 700
 701 static NSString *App_;
 702
 703 static BOOL Advanced_;
 704 static BOOL Ignored_;
 705
 706 static _H<UIFont> Font12_;
 707 static _H<UIFont> Font12Bold_;
 708 static _H<UIFont> Font14_;
 709 static _H<UIFont> Font18_;
 710 static _H<UIFont> Font18Bold_;
 711 static _H<UIFont> Font22Bold_;
 712
 713 static const char *Machine_ = NULL;
 714 static _H<NSString> System_;
 715 static NSString *SerialNumber_ = nil;
 716 static NSString *ChipID_ = nil;
 717 static NSString *BBSNum_ = nil;
 718 static _H<NSString> Token_;
 719 static _H<NSString> UniqueID_;
 720 static _H<NSString> UserAgent_;
 721 static _H<NSString> Product_;
 722 static _H<NSString> Safari_;
 723
 724 static CFLocaleRef Locale_;
 725 static NSArray *Languages_;
 726 static CGColorSpaceRef space_;
 727
 728 static NSDictionary *SectionMap_;
 729 static NSMutableDictionary *Metadata_;
 730 static _transient NSMutableDictionary *Settings_;
 731 static _transient NSMutableDictionary *Packages_;
 732 static _transient NSMutableDictionary *Values_;
 733 static _transient NSMutableDictionary *Sections_;
 734 _H<NSMutableDictionary> Sources_;
 735 static _transient NSNumber *Version_;
 736 bool Changed_;
 737 static time_t now_;
 738
 739 bool IsWildcat_;
 740 static CGFloat ScreenScale_;
 741 static NSString *Idiom_;
 742 static _H<NSString> Firmware_;
 743 static NSString *Major_;
 744
 745 static _H<NSMutableDictionary> SessionData_;
 746 static _H<NSObject> HostConfig_;
 747 static _H<NSMutableSet> BridgedHosts_;
 748 static _H<NSMutableSet> TokenHosts_;
 749 static _H<NSMutableSet> InsecureHosts_;
 750 static _H<NSMutableSet> PipelinedHosts_;
 751 static _H<NSMutableSet> CachedURLs_;
 752
 753 static NSString *kCydiaProgressEventTypeError = @"Error";
 754 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 755 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 756 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 757 /* }}} */
 758
 759 /* Display Helpers {{{ */
 760 inline float Interpolate(float begin, float end, float fraction) {
 761     return (end - begin) * fraction + begin;
 762 }
 763
 764 static _finline const char *StripVersion_(const char *version) {
 765     const char *colon(strchr(version, ':'));
 766     return colon == NULL ? version : colon + 1;
 767 }
 768
 769 NSString *LocalizeSection(NSString *section) {
 770     static Pcre title_r("^(.*?) \\((.*)\\)$");
 771     if (title_r(section)) {
 772         NSString *parent(title_r[1]);
 773         NSString *child(title_r[2]);
 774
 775         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 776             LocalizeSection(parent),
 777             LocalizeSection(child)
 778         ];
 779     }
 780
 781     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 782 }
 783
 784 NSString *Simplify(NSString *title) {
 785     const char *data = [title UTF8String];
 786     size_t size = [title length];
 787
 788     static Pcre square_r("^\\[(.*)\\]$");
 789     if (square_r(data, size))
 790         return Simplify(square_r[1]);
 791
 792     static Pcre paren_r("^\\((.*)\\)$");
 793     if (paren_r(data, size))
 794         return Simplify(paren_r[1]);
 795
 796     static Pcre title_r("^(.*?) \\((.*)\\)$");
 797     if (title_r(data, size))
 798         return Simplify(title_r[1]);
 799
 800     return title;
 801 }
 802 /* }}} */
 803
 804 NSString *GetLastUpdate() {
 805     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 806
 807     if (update == nil)
 808         return UCLocalize("NEVER_OR_UNKNOWN");
 809
 810     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 811     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 812
 813     CFRelease(formatter);
 814
 815     return [(NSString *) formatted autorelease];
 816 }
 817
 818 bool isSectionVisible(NSString *section) {
 819     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 820     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 821     return hidden == nil || ![hidden boolValue];
 822 }
 823
 824 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 825     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 826     if (entry == MACH_PORT_NULL)
 827         return nil;
 828
 829     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 830     IOObjectRelease(entry);
 831
 832     if (value == NULL)
 833         return nil;
 834     return [(id) value autorelease];
 835 }
 836
 837 static NSString *CYHex(NSData *data, bool reverse = false) {
 838     if (data == nil)
 839         return nil;
 840
 841     size_t length([data length]);
 842     uint8_t bytes[length];
 843     [data getBytes:bytes];
 844
 845     char string[length * 2 + 1];
 846     for (size_t i(0); i != length; ++i)
 847         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 848
 849     return [NSString stringWithUTF8String:string];
 850 }
 851
 852 @class Cydia;
 853
 854 /* Delegate Prototypes {{{ */
 855 @class Package;
 856 @class Source;
 857 @class CydiaProgressEvent;
 858
 859 @protocol DatabaseDelegate
 860 - (void) repairWithSelector:(SEL)selector;
 861 - (void) setConfigurationData:(NSString *)data;
 862 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 863 @end
 864
 865 @class CYPackageController;
 866
 867 @protocol SourceDelegate
 868 - (void) setFetch:(NSNumber *)fetch;
 869 @end
 870
 871 @protocol FetchDelegate
 872 - (bool) isSourceCancelled;
 873 - (void) startSourceFetch:(NSString *)uri;
 874 - (void) stopSourceFetch:(NSString *)uri;
 875 @end
 876
 877 @protocol CydiaDelegate
 878 - (void) returnToCydia;
 879 - (void) saveState;
 880 - (void) retainNetworkActivityIndicator;
 881 - (void) releaseNetworkActivityIndicator;
 882 - (void) clearPackage:(Package *)package;
 883 - (void) installPackage:(Package *)package;
 884 - (void) installPackages:(NSArray *)packages;
 885 - (void) removePackage:(Package *)package;
 886 - (void) beginUpdate;
 887 - (BOOL) updating;
 888 - (bool) requestUpdate;
 889 - (void) distUpgrade;
 890 - (void) loadData;
 891 - (void) updateData;
 892 - (void) _saveConfig;
 893 - (void) syncData;
 894 - (void) addSource:(NSDictionary *)source;
 895 - (void) addTrivialSource:(NSString *)href;
 896 - (UIProgressHUD *) addProgressHUD;
 897 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 898 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 899 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 900 @end
 901 /* }}} */
 902
 903 /* CancelStatus {{{ */
 904 class CancelStatus :
 905     public pkgAcquireStatus
 906 {
 907   private:
 908     bool cancelled_;
 909
 910   public:
 911     CancelStatus() :
 912         cancelled_(false)
 913     {
 914     }
 915
 916     virtual bool MediaChange(std::string media, std::string drive) {
 917         return false;
 918     }
 919
 920     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 921         Done(item);
 922     }
 923
 924     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 925
 926     virtual bool Pulse(pkgAcquire *Owner) {
 927         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 928             return true;
 929         else {
 930             cancelled_ = true;
 931             return false;
 932         }
 933     }
 934
 935     _finline bool WasCancelled() const {
 936         return cancelled_;
 937     }
 938 };
 939 /* }}} */
 940 /* DelegateStatus {{{ */
 941 class CydiaStatus :
 942     public CancelStatus
 943 {
 944   private:
 945     _transient NSObject<ProgressDelegate> *delegate_;
 946
 947   public:
 948     CydiaStatus() :
 949         delegate_(nil)
 950     {
 951     }
 952
 953     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 954         delegate_ = delegate;
 955     }
 956
 957     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 958         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 959         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 960         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 961     }
 962
 963     virtual void Done(pkgAcquire::ItemDesc &item) {
 964         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 965         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 966         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 967     }
 968
 969     virtual void Fail(pkgAcquire::ItemDesc &item) {
 970         if (
 971             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 972             item.Owner->Status == pkgAcquire::Item::StatDone
 973         )
 974             return;
 975
 976         std::string &error(item.Owner->ErrorText);
 977         if (error.empty())
 978             return;
 979
 980         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 981         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 982     }
 983
 984     virtual bool Pulse_(pkgAcquire *Owner) {
 985         double percent(
 986             double(CurrentBytes + CurrentItems) /
 987             double(TotalBytes + TotalItems)
 988         );
 989
 990         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 991             [NSNumber numberWithDouble:percent], @"Percent",
 992
 993             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 994             [NSNumber numberWithDouble:TotalBytes], @"Total",
 995             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 996         nil] waitUntilDone:YES];
 997
 998         return ![delegate_ isProgressCancelled];
 999     }
1000
1001     virtual void Start() {
1002         pkgAcquireStatus::Start();
1003         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1004     }
1005
1006     virtual void Stop() {
1007         pkgAcquireStatus::Stop();
1008         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1009         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1010     }
1011 };
1012 /* }}} */
1013 /* Database Interface {{{ */
1014 typedef std::map< unsigned long, _H<Source> > SourceMap;
1015
1016 @interface Database : NSObject {
1017     NSZone *zone_;
1018     apr_pool_t *pool_;
1019
1020     unsigned era_;
1021
1022     pkgCacheFile cache_;
1023     pkgDepCache::Policy *policy_;
1024     pkgRecords *records_;
1025     pkgProblemResolver *resolver_;
1026     pkgAcquire *fetcher_;
1027     FileFd *lock_;
1028     SPtr<pkgPackageManager> manager_;
1029     pkgSourceList *list_;
1030
1031     SourceMap sourceMap_;
1032     _H<NSMutableArray> sourceList_;
1033
1034     CFMutableArrayRef packages_;
1035
1036     _transient NSObject<DatabaseDelegate> *delegate_;
1037     _transient NSObject<ProgressDelegate> *progress_;
1038
1039     CydiaStatus status_;
1040
1041     int cydiafd_;
1042     int statusfd_;
1043     FILE *input_;
1044
1045     std::map<const char *, _H<NSString> > sections_;
1046 }
1047
1048 + (Database *) sharedInstance;
1049 - (unsigned) era;
1050
1051 - (void) _readCydia:(NSNumber *)fd;
1052 - (void) _readStatus:(NSNumber *)fd;
1053 - (void) _readOutput:(NSNumber *)fd;
1054
1055 - (FILE *) input;
1056
1057 - (Package *) packageWithName:(NSString *)name;
1058
1059 - (pkgCacheFile &) cache;
1060 - (pkgDepCache::Policy *) policy;
1061 - (pkgRecords *) records;
1062 - (pkgProblemResolver *) resolver;
1063 - (pkgAcquire &) fetcher;
1064 - (pkgSourceList &) list;
1065 - (NSArray *) packages;
1066 - (NSArray *) sources;
1067 - (Source *) sourceWithKey:(NSString *)key;
1068 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1069
1070 - (void) configure;
1071 - (bool) prepare;
1072 - (void) perform;
1073 - (bool) upgrade;
1074 - (void) update;
1075
1076 - (void) updateWithStatus:(CancelStatus &)status;
1077
1078 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1079
1080 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1081 - (NSObject<ProgressDelegate> *) progressDelegate;
1082
1083 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1084 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1085 - (void) resetFetch;
1086
1087 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1088
1089 @end
1090 /* }}} */
1091 /* SourceStatus {{{ */
1092 class SourceStatus :
1093     public CancelStatus
1094 {
1095   private:
1096     _transient NSObject<FetchDelegate> *delegate_;
1097     _transient Database *database_;
1098
1099   public:
1100     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1101         delegate_(delegate),
1102         database_(database)
1103     {
1104     }
1105
1106     void Set(bool fetch, pkgAcquire::ItemDesc &desc) {
1107         desc.Owner->ID = 0;
1108         [database_ setFetch:fetch forURI:desc.Owner->DescURI().c_str()];
1109     }
1110
1111     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1112         Set(true, desc);
1113     }
1114
1115     virtual void Done(pkgAcquire::ItemDesc &desc) {
1116         Set(false, desc);
1117     }
1118
1119     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1120         Set(false, desc);
1121     }
1122
1123     virtual bool Pulse_(pkgAcquire *Owner) {
1124         for (pkgAcquire::ItemCIterator item = Owner->ItemsBegin(); item != Owner->ItemsEnd(); ++item)
1125             if ((*item)->ID != 0);
1126             else if ((*item)->Status == pkgAcquire::Item::StatIdle) {
1127                 (*item)->ID = 1;
1128                 [database_ setFetch:true forURI:(*item)->DescURI().c_str()];
1129             } else (*item)->ID = 0;
1130         return ![delegate_ isSourceCancelled];
1131     }
1132
1133     virtual void Stop() {
1134         pkgAcquireStatus::Stop();
1135         [database_ resetFetch];
1136     }
1137 };
1138 /* }}} */
1139 /* ProgressEvent Implementation {{{ */
1140 @implementation CydiaProgressEvent
1141
1142 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1143     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1144 }
1145
1146 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1147     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1148     [event setPackage:package];
1149     return event;
1150 }
1151
1152 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1153     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1154
1155     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1156     NSArray *fields([description componentsSeparatedByString:@" "]);
1157     [event setItem:fields];
1158
1159     if ([fields count] > 3) {
1160         [event setPackage:[fields objectAtIndex:2]];
1161         [event setVersion:[fields objectAtIndex:3]];
1162     }
1163
1164     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1165
1166     return event;
1167 }
1168
1169 + (NSArray *) _attributeKeys {
1170     return [NSArray arrayWithObjects:
1171         @"item",
1172         @"message",
1173         @"package",
1174         @"type",
1175         @"url",
1176         @"version",
1177     nil];
1178 }
1179
1180 - (NSArray *) attributeKeys {
1181     return [[self class] _attributeKeys];
1182 }
1183
1184 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1185     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1186 }
1187
1188 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1189     if ((self = [super init]) != nil) {
1190         message_ = message;
1191         type_ = type;
1192     } return self;
1193 }
1194
1195 - (NSString *) message {
1196     return message_;
1197 }
1198
1199 - (NSString *) type {
1200     return type_;
1201 }
1202
1203 - (NSArray *) item {
1204     return (id) item_ ?: [NSNull null];
1205 }
1206
1207 - (void) setItem:(NSArray *)item {
1208     item_ = item;
1209 }
1210
1211 - (NSString *) package {
1212     return (id) package_ ?: [NSNull null];
1213 }
1214
1215 - (void) setPackage:(NSString *)package {
1216     package_ = package;
1217 }
1218
1219 - (NSString *) url {
1220     return (id) url_ ?: [NSNull null];
1221 }
1222
1223 - (void) setURL:(NSString *)url {
1224     url_ = url;
1225 }
1226
1227 - (void) setVersion:(NSString *)version {
1228     version_ = version;
1229 }
1230
1231 - (NSString *) version {
1232     return (id) version_ ?: [NSNull null];
1233 }
1234
1235 - (NSString *) compound:(NSString *)value {
1236     if (value != nil) {
1237         NSString *mode(nil); {
1238             NSString *type([self type]);
1239             if ([type isEqualToString:kCydiaProgressEventTypeError])
1240                 mode = UCLocalize("ERROR");
1241             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1242                 mode = UCLocalize("WARNING");
1243         }
1244
1245         if (mode != nil)
1246             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1247     }
1248
1249     return value;
1250 }
1251
1252 - (NSString *) compoundMessage {
1253     return [self compound:[self message]];
1254 }
1255
1256 - (NSString *) compoundTitle {
1257     NSString *title;
1258
1259     if (package_ == nil)
1260         title = nil;
1261     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1262         title = [package name];
1263     else
1264         title = package_;
1265
1266     return [self compound:title];
1267 }
1268
1269 @end
1270 /* }}} */
1271
1272 // Cytore Definitions {{{
1273 struct PackageValue :
1274     Cytore::Block
1275 {
1276     Cytore::Offset<PackageValue> next_;
1277
1278     uint32_t index_ : 23;
1279     uint32_t subscribed_ : 1;
1280     uint32_t : 8;
1281
1282     int32_t first_;
1283     int32_t last_;
1284
1285     uint16_t vhash_;
1286     uint16_t nhash_;
1287
1288     char version_[8];
1289     char name_[];
1290 };
1291
1292 struct MetaValue :
1293     Cytore::Block
1294 {
1295     uint32_t active_;
1296     Cytore::Offset<PackageValue> packages_[1 << 16];
1297 };
1298
1299 static Cytore::File<MetaValue> MetaFile_;
1300 // }}}
1301 // Cytore Helper Functions {{{
1302 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1303     SplitHash nhash = { hashlittle(name, length) };
1304
1305     PackageValue *metadata;
1306
1307     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1308     offset: if (offset->IsNull()) {
1309         *offset = MetaFile_.New<PackageValue>(length + 1);
1310         metadata = &MetaFile_.Get(*offset);
1311
1312         if (metadata == NULL) {
1313             if (fail != NULL)
1314                 *fail = true;
1315
1316             metadata = new PackageValue();
1317             memset(metadata, 0, sizeof(*metadata));
1318         }
1319
1320         memcpy(metadata->name_, name, length + 1);
1321         metadata->nhash_ = nhash.u16[1];
1322     } else {
1323         metadata = &MetaFile_.Get(*offset);
1324
1325         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1326             offset = &metadata->next_;
1327             goto offset;
1328         }
1329     }
1330
1331     return metadata;
1332 }
1333
1334 static void PackageImport(const void *key, const void *value, void *context) {
1335     bool &fail(*reinterpret_cast<bool *>(context));
1336
1337     char buffer[1024];
1338     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1339         NSLog(@"failed to import package %@", key);
1340         return;
1341     }
1342
1343     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1344     NSDictionary *package((NSDictionary *) value);
1345
1346     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1347         if ([subscribed boolValue] && !metadata->subscribed_)
1348             metadata->subscribed_ = true;
1349
1350     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1351         time_t time([date timeIntervalSince1970]);
1352         if (metadata->first_ > time || metadata->first_ == 0)
1353             metadata->first_ = time;
1354     }
1355
1356     NSDate *date([package objectForKey:@"LastSeen"]);
1357     NSString *version([package objectForKey:@"LastVersion"]);
1358
1359     if (date != nil && version != nil) {
1360         time_t time([date timeIntervalSince1970]);
1361         if (metadata->last_ < time || metadata->last_ == 0)
1362             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1363                 size_t length(strlen(buffer));
1364                 uint16_t vhash(hashlittle(buffer, length));
1365
1366                 size_t capped(std::min<size_t>(8, length));
1367                 char *latest(buffer + length - capped);
1368
1369                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1370                 metadata->vhash_ = vhash;
1371
1372                 metadata->last_ = time;
1373             }
1374     }
1375 }
1376 // }}}
1377
1378 /* Source Class {{{ */
1379 @interface Source : NSObject {
1380     unsigned era_;
1381     Database *database_;
1382     metaIndex *index_;
1383
1384     CYString depiction_;
1385     CYString description_;
1386     CYString label_;
1387     CYString origin_;
1388     CYString support_;
1389
1390     CYString uri_;
1391     CYString distribution_;
1392     CYString type_;
1393     CYString base_;
1394     CYString version_;
1395
1396     _H<NSString> host_;
1397     _H<NSString> authority_;
1398
1399     CYString defaultIcon_;
1400
1401     _H<NSMutableDictionary> record_;
1402     BOOL trusted_;
1403
1404     std::set<std::string> fetches_;
1405     std::set<std::string> files_;
1406     _transient NSObject<SourceDelegate> *delegate_;
1407 }
1408
1409 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1410
1411 - (NSComparisonResult) compareByName:(Source *)source;
1412
1413 - (NSString *) depictionForPackage:(NSString *)package;
1414 - (NSString *) supportForPackage:(NSString *)package;
1415
1416 - (metaIndex *) metaIndex;
1417 - (NSDictionary *) record;
1418 - (BOOL) trusted;
1419
1420 - (NSString *) rooturi;
1421 - (NSString *) distribution;
1422 - (NSString *) type;
1423
1424 - (NSString *) key;
1425 - (NSString *) host;
1426
1427 - (NSString *) name;
1428 - (NSString *) shortDescription;
1429 - (NSString *) label;
1430 - (NSString *) origin;
1431 - (NSString *) version;
1432
1433 - (NSString *) defaultIcon;
1434 - (NSURL *) iconURL;
1435
1436 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1437 - (void) resetFetch;
1438
1439 @end
1440
1441 @implementation Source
1442
1443 + (NSString *) webScriptNameForSelector:(SEL)selector {
1444     if (false);
1445     else if (selector == @selector(addSection:))
1446         return @"addSection";
1447     else if (selector == @selector(getField:))
1448         return @"getField";
1449     else if (selector == @selector(removeSection:))
1450         return @"removeSection";
1451     else if (selector == @selector(remove))
1452         return @"remove";
1453     else
1454         return nil;
1455 }
1456
1457 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1458     return [self webScriptNameForSelector:selector] == nil;
1459 }
1460
1461 + (NSArray *) _attributeKeys {
1462     return [NSArray arrayWithObjects:
1463         @"baseuri",
1464         @"distribution",
1465         @"host",
1466         @"key",
1467         @"iconuri",
1468         @"label",
1469         @"name",
1470         @"origin",
1471         @"rooturi",
1472         @"sections",
1473         @"shortDescription",
1474         @"trusted",
1475         @"type",
1476         @"version",
1477     nil];
1478 }
1479
1480 - (NSArray *) attributeKeys {
1481     return [[self class] _attributeKeys];
1482 }
1483
1484 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1485     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1486 }
1487
1488 - (metaIndex *) metaIndex {
1489     return index_;
1490 }
1491
1492 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1493     trusted_ = index->IsTrusted();
1494
1495     uri_.set(pool, index->GetURI());
1496     distribution_.set(pool, index->GetDist());
1497     type_.set(pool, index->GetType());
1498
1499     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1500     if (dindex != NULL) {
1501         std::string file(dindex->MetaIndexURI(""));
1502         files_.insert(file + "Release.gpg");
1503         files_.insert(file + "Release");
1504         base_.set(pool, file);
1505
1506         std::vector<IndexTarget *> *targets(dindex->ComputeIndexTargets());
1507         for (std::vector<IndexTarget *>::const_iterator target(targets->begin()); target != targets->end(); ++target) {
1508             std::string file((*target)->URI);
1509             files_.insert(file);
1510             files_.insert(file + ".gz");
1511             files_.insert(file + ".bz2");
1512             files_.insert(file + "Index");
1513         } delete targets;
1514
1515         FileFd fd;
1516         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1517             _error->Discard();
1518         else {
1519             pkgTagFile tags(&fd);
1520
1521             pkgTagSection section;
1522             tags.Step(section);
1523
1524             struct {
1525                 const char *name_;
1526                 CYString *value_;
1527             } names[] = {
1528                 {"default-icon", &defaultIcon_},
1529                 {"depiction", &depiction_},
1530                 {"description", &description_},
1531                 {"label", &label_},
1532                 {"origin", &origin_},
1533                 {"support", &support_},
1534                 {"version", &version_},
1535             };
1536
1537             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1538                 const char *start, *end;
1539
1540                 if (section.Find(names[i].name_, start, end)) {
1541                     CYString &value(*names[i].value_);
1542                     value.set(pool, start, end - start);
1543                 }
1544             }
1545         }
1546     }
1547
1548     record_ = [Sources_ objectForKey:[self key]];
1549
1550     NSURL *url([NSURL URLWithString:uri_]);
1551
1552     host_ = [url host];
1553     if (host_ != nil)
1554         host_ = [host_ lowercaseString];
1555
1556     if (host_ != nil)
1557         authority_ = host_;
1558     else
1559         authority_ = [url path];
1560 }
1561
1562 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1563     if ((self = [super init]) != nil) {
1564         era_ = [database era];
1565         database_ = database;
1566         index_ = index;
1567
1568         [self setMetaIndex:index inPool:pool];
1569     } return self;
1570 }
1571
1572 - (NSString *) getField:(NSString *)name {
1573 @synchronized (database_) {
1574     if ([database_ era] != era_ || index_ == NULL)
1575         return nil;
1576
1577     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1578     if (dindex == NULL)
1579         return nil;
1580
1581     FileFd fd;
1582     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1583          _error->Discard();
1584          return nil;
1585     }
1586
1587     pkgTagFile tags(&fd);
1588
1589     pkgTagSection section;
1590     tags.Step(section);
1591
1592     const char *start, *end;
1593     if (!section.Find([name UTF8String], start, end))
1594         return (NSString *) [NSNull null];
1595
1596     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1597 } }
1598
1599 - (NSComparisonResult) compareByName:(Source *)source {
1600     NSString *lhs = [self name];
1601     NSString *rhs = [source name];
1602
1603     if ([lhs length] != 0 && [rhs length] != 0) {
1604         unichar lhc = [lhs characterAtIndex:0];
1605         unichar rhc = [rhs characterAtIndex:0];
1606
1607         if (isalpha(lhc) && !isalpha(rhc))
1608             return NSOrderedAscending;
1609         else if (!isalpha(lhc) && isalpha(rhc))
1610             return NSOrderedDescending;
1611     }
1612
1613     return [lhs compare:rhs options:LaxCompareOptions_];
1614 }
1615
1616 - (NSString *) depictionForPackage:(NSString *)package {
1617     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1618 }
1619
1620 - (NSString *) supportForPackage:(NSString *)package {
1621     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1622 }
1623
1624 - (NSArray *) sections {
1625     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1626 }
1627
1628 - (void) _addSection:(NSString *)section {
1629     if (record_ == nil)
1630         return;
1631     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1632         if (![sections containsObject:section]) {
1633             [sections addObject:section];
1634             Changed_ = true;
1635         }
1636     } else {
1637         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1638         Changed_ = true;
1639     }
1640 }
1641
1642 - (bool) addSection:(NSString *)section {
1643     if (record_ == nil)
1644         return false;
1645
1646     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1647     return true;
1648 }
1649
1650 - (void) _removeSection:(NSString *)section {
1651     if (record_ == nil)
1652         return;
1653
1654     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1655         if ([sections containsObject:section]) {
1656             [sections removeObject:section];
1657             Changed_ = true;
1658         }
1659 }
1660
1661 - (bool) removeSection:(NSString *)section {
1662     if (record_ == nil)
1663         return false;
1664
1665     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1666     return true;
1667 }
1668
1669 - (void) _remove {
1670     [Sources_ removeObjectForKey:[self key]];
1671     Changed_ = true;
1672 }
1673
1674 - (bool) remove {
1675     bool value(record_ != nil);
1676     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1677     return value;
1678 }
1679
1680 - (NSDictionary *) record {
1681     return record_;
1682 }
1683
1684 - (BOOL) trusted {
1685     return trusted_;
1686 }
1687
1688 - (NSString *) rooturi {
1689     return uri_;
1690 }
1691
1692 - (NSString *) distribution {
1693     return distribution_;
1694 }
1695
1696 - (NSString *) type {
1697     return type_;
1698 }
1699
1700 - (NSString *) baseuri {
1701     return base_.empty() ? nil : (id) base_;
1702 }
1703
1704 - (NSString *) iconuri {
1705     if (NSString *base = [self baseuri])
1706         return [base stringByAppendingString:@"CydiaIcon.png"];
1707
1708     return nil;
1709 }
1710
1711 - (NSURL *) iconURL {
1712     if (NSString *uri = [self iconuri])
1713         return [NSURL URLWithString:uri];
1714     return nil;
1715 }
1716
1717 - (NSString *) key {
1718     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1719 }
1720
1721 - (NSString *) host {
1722     return host_;
1723 }
1724
1725 - (NSString *) name {
1726     return origin_.empty() ? (id) authority_ : origin_;
1727 }
1728
1729 - (NSString *) shortDescription {
1730     return description_;
1731 }
1732
1733 - (NSString *) label {
1734     return label_.empty() ? (id) authority_ : label_;
1735 }
1736
1737 - (NSString *) origin {
1738     return origin_;
1739 }
1740
1741 - (NSString *) version {
1742     return version_;
1743 }
1744
1745 - (NSString *) defaultIcon {
1746     return defaultIcon_;
1747 }
1748
1749 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1750     delegate_ = delegate;
1751 }
1752
1753 - (bool) fetch {
1754     return !fetches_.empty();
1755 }
1756
1757 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1758     if (!fetch) {
1759         if (fetches_.erase(uri) == 0)
1760             return;
1761     } else if (files_.find(uri) == files_.end())
1762         return;
1763     else if (!fetches_.insert(uri).second)
1764         return;
1765
1766     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1767 }
1768
1769 - (void) resetFetch {
1770     fetches_.clear();
1771     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1772 }
1773
1774 @end
1775 /* }}} */
1776 /* CydiaOperation Class {{{ */
1777 @interface CydiaOperation : NSObject {
1778     _H<NSString> operator_;
1779     _H<NSString> value_;
1780 }
1781
1782 - (NSString *) operator;
1783 - (NSString *) value;
1784
1785 @end
1786
1787 @implementation CydiaOperation
1788
1789 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1790     if ((self = [super init]) != nil) {
1791         operator_ = [NSString stringWithUTF8String:_operator];
1792         value_ = [NSString stringWithUTF8String:value];
1793     } return self;
1794 }
1795
1796 + (NSArray *) _attributeKeys {
1797     return [NSArray arrayWithObjects:
1798         @"operator",
1799         @"value",
1800     nil];
1801 }
1802
1803 - (NSArray *) attributeKeys {
1804     return [[self class] _attributeKeys];
1805 }
1806
1807 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1808     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1809 }
1810
1811 - (NSString *) operator {
1812     return operator_;
1813 }
1814
1815 - (NSString *) value {
1816     return value_;
1817 }
1818
1819 @end
1820 /* }}} */
1821 /* CydiaClause Class {{{ */
1822 @interface CydiaClause : NSObject {
1823     _H<NSString> package_;
1824     _H<CydiaOperation> version_;
1825 }
1826
1827 - (NSString *) package;
1828 - (CydiaOperation *) version;
1829
1830 @end
1831
1832 @implementation CydiaClause
1833
1834 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1835     if ((self = [super init]) != nil) {
1836         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1837
1838         if (const char *version = dep.TargetVer())
1839             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1840         else
1841             version_ = (id) [NSNull null];
1842     } return self;
1843 }
1844
1845 + (NSArray *) _attributeKeys {
1846     return [NSArray arrayWithObjects:
1847         @"package",
1848         @"version",
1849     nil];
1850 }
1851
1852 - (NSArray *) attributeKeys {
1853     return [[self class] _attributeKeys];
1854 }
1855
1856 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1857     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1858 }
1859
1860 - (NSString *) package {
1861     return package_;
1862 }
1863
1864 - (CydiaOperation *) version {
1865     return version_;
1866 }
1867
1868 @end
1869 /* }}} */
1870 /* CydiaRelation Class {{{ */
1871 @interface CydiaRelation : NSObject {
1872     _H<NSString> relationship_;
1873     _H<NSMutableArray> clauses_;
1874 }
1875
1876 - (NSString *) relationship;
1877 - (NSArray *) clauses;
1878
1879 @end
1880
1881 @implementation CydiaRelation
1882
1883 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1884     if ((self = [super init]) != nil) {
1885         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1886         clauses_ = [NSMutableArray arrayWithCapacity:8];
1887
1888         pkgCache::DepIterator start;
1889         pkgCache::DepIterator end;
1890         dep.GlobOr(start, end); // ++dep
1891
1892         _forever {
1893             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1894
1895             // yes, seriously. (wtf?)
1896             if (start == end)
1897                 break;
1898             ++start;
1899         }
1900     } return self;
1901 }
1902
1903 + (NSArray *) _attributeKeys {
1904     return [NSArray arrayWithObjects:
1905         @"clauses",
1906         @"relationship",
1907     nil];
1908 }
1909
1910 - (NSArray *) attributeKeys {
1911     return [[self class] _attributeKeys];
1912 }
1913
1914 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1915     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1916 }
1917
1918 - (NSString *) relationship {
1919     return relationship_;
1920 }
1921
1922 - (NSArray *) clauses {
1923     return clauses_;
1924 }
1925
1926 - (void) addClause:(CydiaClause *)clause {
1927     [clauses_ addObject:clause];
1928 }
1929
1930 @end
1931 /* }}} */
1932 /* Package Class {{{ */
1933 struct ParsedPackage {
1934     CYString md5sum_;
1935     CYString tagline_;
1936
1937     CYString architecture_;
1938     CYString icon_;
1939
1940     CYString depiction_;
1941     CYString homepage_;
1942     CYString author_;
1943
1944     CYString support_;
1945 };
1946
1947 @interface Package : NSObject {
1948     uint32_t era_ : 25;
1949     uint32_t role_ : 3;
1950     uint32_t essential_ : 1;
1951     uint32_t obsolete_ : 1;
1952     uint32_t ignored_ : 1;
1953     uint32_t pooled_ : 1;
1954
1955     apr_pool_t *pool_;
1956
1957     uint32_t rank_;
1958
1959     _transient Database *database_;
1960
1961     pkgCache::VerIterator version_;
1962     pkgCache::PkgIterator iterator_;
1963     pkgCache::VerFileIterator file_;
1964
1965     CYString id_;
1966     CYString name_;
1967
1968     CYString latest_;
1969     CYString installed_;
1970
1971     const char *section_;
1972     _transient NSString *section$_;
1973
1974     _H<Source> source_;
1975
1976     PackageValue *metadata_;
1977     ParsedPackage *parsed_;
1978
1979     _H<NSMutableArray> tags_;
1980 }
1981
1982 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1983 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1984
1985 - (pkgCache::PkgIterator) iterator;
1986 - (void) parse;
1987
1988 - (NSString *) section;
1989 - (NSString *) simpleSection;
1990
1991 - (NSString *) longSection;
1992 - (NSString *) shortSection;
1993
1994 - (NSString *) uri;
1995
1996 - (MIMEAddress *) maintainer;
1997 - (size_t) size;
1998 - (NSString *) longDescription;
1999 - (NSString *) shortDescription;
2000 - (unichar) index;
2001
2002 - (PackageValue *) metadata;
2003 - (time_t) seen;
2004
2005 - (bool) subscribed;
2006 - (bool) setSubscribed:(bool)subscribed;
2007
2008 - (BOOL) ignored;
2009
2010 - (NSString *) latest;
2011 - (NSString *) installed;
2012 - (BOOL) uninstalled;
2013
2014 - (BOOL) valid;
2015 - (BOOL) upgradableAndEssential:(BOOL)essential;
2016 - (BOOL) essential;
2017 - (BOOL) broken;
2018 - (BOOL) unfiltered;
2019 - (BOOL) visible;
2020
2021 - (BOOL) half;
2022 - (BOOL) halfConfigured;
2023 - (BOOL) halfInstalled;
2024 - (BOOL) hasMode;
2025 - (NSString *) mode;
2026
2027 - (NSString *) id;
2028 - (NSString *) name;
2029 - (UIImage *) icon;
2030 - (NSString *) homepage;
2031 - (NSString *) depiction;
2032 - (MIMEAddress *) author;
2033
2034 - (NSString *) support;
2035
2036 - (NSArray *) files;
2037 - (NSArray *) warnings;
2038 - (NSArray *) applications;
2039
2040 - (Source *) source;
2041
2042 - (uint32_t) rank;
2043 - (BOOL) matches:(NSArray *)query;
2044
2045 - (BOOL) hasTag:(NSString *)tag;
2046 - (NSString *) primaryPurpose;
2047 - (NSArray *) purposes;
2048 - (bool) isCommercial;
2049
2050 - (void) setIndex:(size_t)index;
2051
2052 - (CYString &) cyname;
2053
2054 - (uint32_t) compareBySection:(NSArray *)sections;
2055
2056 - (void) install;
2057 - (void) remove;
2058
2059 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
2060 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2061 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2062 - (bool) isVisibleInSection:(NSString *)section source:(Source *)source;
2063 - (bool) isVisibleInSource:(Source *)source;
2064
2065 @end
2066
2067 uint32_t PackageChangesRadix(Package *self, void *) {
2068     union {
2069         uint32_t key;
2070
2071         struct {
2072             uint32_t timestamp : 30;
2073             uint32_t ignored : 1;
2074             uint32_t upgradable : 1;
2075         } bits;
2076     } value;
2077
2078     bool upgradable([self upgradableAndEssential:YES]);
2079     value.bits.upgradable = upgradable ? 1 : 0;
2080
2081     if (upgradable) {
2082         value.bits.timestamp = 0;
2083         value.bits.ignored = [self ignored] ? 0 : 1;
2084         value.bits.upgradable = 1;
2085     } else {
2086         value.bits.timestamp = [self seen] >> 2;
2087         value.bits.ignored = 0;
2088         value.bits.upgradable = 0;
2089     }
2090
2091     return _not(uint32_t) - value.key;
2092 }
2093
2094 uint32_t PackagePrefixRadix(Package *self, void *context) {
2095     size_t offset(reinterpret_cast<size_t>(context));
2096     CYString &name([self cyname]);
2097
2098     size_t size(name.size());
2099     if (size == 0)
2100         return 0;
2101     char *text(name.data());
2102
2103     size_t zeros;
2104     if (!isdigit(text[0]))
2105         zeros = 0;
2106     else {
2107         size_t digits(1);
2108         while (size != digits && isdigit(text[digits]))
2109             if (++digits == 4)
2110                 break;
2111         zeros = 4 - digits;
2112     }
2113
2114     uint8_t data[4];
2115
2116     if (offset == 0 && zeros != 0) {
2117         memset(data, '0', zeros);
2118         memcpy(data + zeros, text, 4 - zeros);
2119     } else {
2120         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2121         if (size <= offset - zeros)
2122             return 0;
2123
2124         text += offset - zeros;
2125         size -= offset - zeros;
2126
2127         if (size >= 4)
2128             memcpy(data, text, 4);
2129         else {
2130             memcpy(data, text, size);
2131             memset(data + size, 0, 4 - size);
2132         }
2133
2134         for (size_t i(0); i != 4; ++i)
2135             if (isalpha(data[i]))
2136                 data[i] |= 0x20;
2137     }
2138
2139     if (offset == 0)
2140         if (data[0] == '@')
2141             data[0] = 0x7f;
2142         else
2143             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2144
2145     /* XXX: ntohl may be more honest */
2146     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2147 }
2148
2149 CYString &(*PackageName)(Package *self, SEL sel);
2150
2151 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2152     _profile(PackageNameCompare)
2153         CYString &lhi(PackageName(lhs, @selector(cyname)));
2154         CYString &rhi(PackageName(rhs, @selector(cyname)));
2155         CFStringRef lhn(lhi), rhn(rhi);
2156
2157         if (lhn == NULL)
2158             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2159         else if (rhn == NULL)
2160             return NSOrderedDescending;
2161
2162         _profile(PackageNameCompare$NumbersLast)
2163             if (!lhi.empty() && !rhi.empty()) {
2164                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2165                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2166                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2167                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2168                     return lha ? NSOrderedAscending : NSOrderedDescending;
2169             }
2170         _end
2171
2172         CFIndex length = CFStringGetLength(lhn);
2173
2174         _profile(PackageNameCompare$Compare)
2175             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2176         _end
2177     _end
2178 }
2179
2180 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2181     return PackageNameCompare(*lhs, *rhs, context);
2182 }
2183
2184 struct PackageNameOrdering :
2185     std::binary_function<Package *, Package *, bool>
2186 {
2187     _finline bool operator ()(Package *lhs, Package *rhs) const {
2188         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2189     }
2190 };
2191
2192 @implementation Package
2193
2194 - (NSString *) description {
2195     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2196 }
2197
2198 - (void) dealloc {
2199     if (!pooled_)
2200         apr_pool_destroy(pool_);
2201     if (parsed_ != NULL)
2202         delete parsed_;
2203     [super dealloc];
2204 }
2205
2206 + (NSString *) webScriptNameForSelector:(SEL)selector {
2207     if (false);
2208     else if (selector == @selector(clear))
2209         return @"clear";
2210     else if (selector == @selector(getField:))
2211         return @"getField";
2212     else if (selector == @selector(getRecord))
2213         return @"getRecord";
2214     else if (selector == @selector(hasTag:))
2215         return @"hasTag";
2216     else if (selector == @selector(install))
2217         return @"install";
2218     else if (selector == @selector(remove))
2219         return @"remove";
2220     else
2221         return nil;
2222 }
2223
2224 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2225     return [self webScriptNameForSelector:selector] == nil;
2226 }
2227
2228 + (NSArray *) _attributeKeys {
2229     return [NSArray arrayWithObjects:
2230         @"applications",
2231         @"architecture",
2232         @"author",
2233         @"depiction",
2234         @"essential",
2235         @"homepage",
2236         @"icon",
2237         @"id",
2238         @"installed",
2239         @"latest",
2240         @"longDescription",
2241         @"longSection",
2242         @"maintainer",
2243         @"md5sum",
2244         @"mode",
2245         @"name",
2246         @"purposes",
2247         @"relations",
2248         @"section",
2249         @"selection",
2250         @"shortDescription",
2251         @"shortSection",
2252         @"simpleSection",
2253         @"size",
2254         @"source",
2255         @"state",
2256         @"support",
2257         @"tags",
2258         @"warnings",
2259     nil];
2260 }
2261
2262 - (NSArray *) attributeKeys {
2263     return [[self class] _attributeKeys];
2264 }
2265
2266 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2267     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2268 }
2269
2270 - (NSArray *) relations {
2271 @synchronized (database_) {
2272     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2273     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2274         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2275     return relations;
2276 } }
2277
2278 - (NSString *) architecture {
2279     [self parse];
2280 @synchronized (database_) {
2281     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2282 } }
2283
2284 - (NSString *) getField:(NSString *)name {
2285 @synchronized (database_) {
2286     if ([database_ era] != era_ || file_.end())
2287         return nil;
2288
2289     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2290
2291     const char *start, *end;
2292     if (!parser.Find([name UTF8String], start, end))
2293         return (NSString *) [NSNull null];
2294
2295     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2296 } }
2297
2298 - (NSString *) getRecord {
2299 @synchronized (database_) {
2300     if ([database_ era] != era_ || file_.end())
2301         return nil;
2302
2303     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2304
2305     const char *start, *end;
2306     parser.GetRec(start, end);
2307
2308     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2309 } }
2310
2311 - (void) parse {
2312     if (parsed_ != NULL)
2313         return;
2314 @synchronized (database_) {
2315     if ([database_ era] != era_ || file_.end())
2316         return;
2317
2318     ParsedPackage *parsed(new ParsedPackage);
2319     parsed_ = parsed;
2320
2321     _profile(Package$parse)
2322         pkgRecords::Parser *parser;
2323
2324         _profile(Package$parse$Lookup)
2325             parser = &[database_ records]->Lookup(file_);
2326         _end
2327
2328         CYString bugs;
2329         CYString website;
2330
2331         _profile(Package$parse$Find)
2332             struct {
2333                 const char *name_;
2334                 CYString *value_;
2335             } names[] = {
2336                 {"architecture", &parsed->architecture_},
2337                 {"icon", &parsed->icon_},
2338                 {"depiction", &parsed->depiction_},
2339                 {"homepage", &parsed->homepage_},
2340                 {"website", &website},
2341                 {"bugs", &bugs},
2342                 {"support", &parsed->support_},
2343                 {"author", &parsed->author_},
2344                 {"md5sum", &parsed->md5sum_},
2345             };
2346
2347             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2348                 const char *start, *end;
2349
2350                 if (parser->Find(names[i].name_, start, end)) {
2351                     CYString &value(*names[i].value_);
2352                     _profile(Package$parse$Value)
2353                         value.set(pool_, start, end - start);
2354                     _end
2355                 }
2356             }
2357         _end
2358
2359         _profile(Package$parse$Tagline)
2360             const char *start, *end;
2361             if (parser->ShortDesc(start, end)) {
2362                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2363                 if (stop == NULL)
2364                     stop = end;
2365                 while (stop != start && stop[-1] == '\r')
2366                     --stop;
2367                 parsed->tagline_.set(pool_, start, stop - start);
2368             }
2369         _end
2370
2371         _profile(Package$parse$Retain)
2372             if (parsed->homepage_.empty())
2373                 parsed->homepage_ = website;
2374             if (parsed->homepage_ == parsed->depiction_)
2375                 parsed->homepage_.clear();
2376             if (parsed->support_.empty())
2377                 parsed->support_ = bugs;
2378         _end
2379     _end
2380 } }
2381
2382 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2383     if ((self = [super init]) != nil) {
2384     _profile(Package$initWithVersion)
2385         if (pool == NULL)
2386             apr_pool_create(&pool_, NULL);
2387         else {
2388             pool_ = pool;
2389             pooled_ = true;
2390         }
2391
2392         database_ = database;
2393         era_ = [database era];
2394
2395         version_ = version;
2396
2397         pkgCache::PkgIterator iterator(version.ParentPkg());
2398         iterator_ = iterator;
2399
2400         _profile(Package$initWithVersion$Version)
2401             if (!version_.end())
2402                 file_ = version_.FileList();
2403             else {
2404                 pkgCache &cache([database_ cache]);
2405                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2406             }
2407         _end
2408
2409         _profile(Package$initWithVersion$Cache)
2410             name_.set(NULL, iterator.Display());
2411
2412             latest_.set(NULL, StripVersion_(version_.VerStr()));
2413
2414             pkgCache::VerIterator current(iterator.CurrentVer());
2415             if (!current.end())
2416                 installed_.set(NULL, StripVersion_(current.VerStr()));
2417         _end
2418
2419         _profile(Package$initWithVersion$Tags)
2420             pkgCache::TagIterator tag(iterator.TagList());
2421             if (!tag.end()) {
2422                 tags_ = [NSMutableArray arrayWithCapacity:8];
2423
2424                 goto tag; for (; !tag.end(); ++tag) tag: {
2425                     const char *name(tag.Name());
2426                     NSString *string((NSString *) CYStringCreate(name));
2427                     if (string == nil)
2428                         continue;
2429
2430                     [tags_ addObject:[string autorelease]];
2431
2432                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2433                         if (strcmp(name + 6, "enduser") == 0)
2434                             role_ = 1;
2435                         else if (strcmp(name + 6, "hacker") == 0)
2436                             role_ = 2;
2437                         else if (strcmp(name + 6, "developer") == 0)
2438                             role_ = 3;
2439                         else if (strcmp(name + 6, "cydia") == 0)
2440                             role_ = 7;
2441                         else
2442                             role_ = 4;
2443                     }
2444
2445                     if (strncmp(name, "cydia::", 7) == 0) {
2446                         if (strcmp(name + 7, "essential") == 0)
2447                             essential_ = true;
2448                         else if (strcmp(name + 7, "obsolete") == 0)
2449                             obsolete_ = true;
2450                     }
2451                 }
2452             }
2453         _end
2454
2455         _profile(Package$initWithVersion$Metadata)
2456             const char *mixed(iterator.Name());
2457             size_t size(strlen(mixed));
2458             char lower[size + 1];
2459
2460             for (size_t i(0); i != size; ++i)
2461                 lower[i] = mixed[i] | 0x20;
2462             lower[size] = '\0';
2463
2464             PackageValue *metadata(PackageFind(lower, size));
2465             metadata_ = metadata;
2466
2467             id_.set(NULL, metadata->name_, size);
2468
2469             const char *latest(version_.VerStr());
2470             size_t length(strlen(latest));
2471
2472             uint16_t vhash(hashlittle(latest, length));
2473
2474             size_t capped(std::min<size_t>(8, length));
2475             latest = latest + length - capped;
2476
2477             if (metadata->first_ == 0)
2478                 metadata->first_ = now_;
2479
2480             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2481                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2482                 metadata->vhash_ = vhash;
2483                 metadata->last_ = now_;
2484             } else if (metadata->last_ == 0)
2485                 metadata->last_ = metadata->first_;
2486         _end
2487
2488         _profile(Package$initWithVersion$Section)
2489             section_ = version_.Section();
2490         _end
2491
2492         _profile(Package$initWithVersion$Flags)
2493             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2494             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2495         _end
2496     _end } return self;
2497 }
2498
2499 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2500     pkgCache::VerIterator version;
2501
2502     _profile(Package$packageWithIterator$GetCandidateVer)
2503         version = [database policy]->GetCandidateVer(iterator);
2504     _end
2505
2506     if (version.end())
2507         return nil;
2508
2509     Package *package;
2510
2511     _profile(Package$packageWithIterator$Allocate)
2512         package = [Package allocWithZone:zone];
2513     _end
2514
2515     _profile(Package$packageWithIterator$Initialize)
2516         package = [package
2517             initWithVersion:version
2518             withZone:zone
2519             inPool:pool
2520             database:database
2521         ];
2522     _end
2523
2524     _profile(Package$packageWithIterator$Autorelease)
2525         package = [package autorelease];
2526     _end
2527
2528     return package;
2529 }
2530
2531 - (pkgCache::PkgIterator) iterator {
2532     return iterator_;
2533 }
2534
2535 - (NSString *) section {
2536     if (section$_ == nil) {
2537         if (section_ == NULL)
2538             return nil;
2539
2540         _profile(Package$section$mappedSectionForPointer)
2541             section$_ = [database_ mappedSectionForPointer:section_];
2542         _end
2543     } return section$_;
2544 }
2545
2546 - (NSString *) simpleSection {
2547     if (NSString *section = [self section])
2548         return Simplify(section);
2549     else
2550         return nil;
2551 }
2552
2553 - (NSString *) longSection {
2554     return LocalizeSection([self section]);
2555 }
2556
2557 - (NSString *) shortSection {
2558     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2559 }
2560
2561 - (NSString *) uri {
2562     return nil;
2563 #if 0
2564     pkgIndexFile *index;
2565     pkgCache::PkgFileIterator file(file_.File());
2566     if (![database_ list].FindIndex(file, index))
2567         return nil;
2568     return [NSString stringWithUTF8String:iterator_->Path];
2569     //return [NSString stringWithUTF8String:file.Site()];
2570     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2571 #endif
2572 }
2573
2574 - (MIMEAddress *) maintainer {
2575 @synchronized (database_) {
2576     if ([database_ era] != era_ || file_.end())
2577         return nil;
2578
2579     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2580     const std::string &maintainer(parser->Maintainer());
2581     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2582 } }
2583
2584 - (NSString *) md5sum {
2585     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2586 }
2587
2588 - (size_t) size {
2589 @synchronized (database_) {
2590     if ([database_ era] != era_ || version_.end())
2591         return 0;
2592
2593     return version_->InstalledSize;
2594 } }
2595
2596 - (NSString *) longDescription {
2597 @synchronized (database_) {
2598     if ([database_ era] != era_ || file_.end())
2599         return nil;
2600
2601     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2602     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2603
2604     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2605     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2606     if ([lines count] < 2)
2607         return nil;
2608
2609     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2610     for (size_t i(1), e([lines count]); i != e; ++i) {
2611         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2612         [trimmed addObject:trim];
2613     }
2614
2615     return [trimmed componentsJoinedByString:@"\n"];
2616 } }
2617
2618 - (NSString *) shortDescription {
2619     if (parsed_ != NULL)
2620         return static_cast<NSString *>(parsed_->tagline_);
2621
2622 @synchronized (database_) {
2623     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2624
2625     const char *start, *end;
2626     if (!parser.ShortDesc(start, end))
2627         return nil;
2628
2629     if (end - start > 200)
2630         end = start + 200;
2631
2632     /*
2633     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2634         end = stop;
2635
2636     while (end != start && end[-1] == '\r')
2637         --end;
2638     */
2639
2640     return [(id) CYStringCreate(start, end - start) autorelease];
2641 } }
2642
2643 - (unichar) index {
2644     _profile(Package$index)
2645         CFStringRef name((CFStringRef) [self name]);
2646         if (CFStringGetLength(name) == 0)
2647             return '#';
2648         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2649         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2650             return '#';
2651         return toupper(character);
2652     _end
2653 }
2654
2655 - (PackageValue *) metadata {
2656     return metadata_;
2657 }
2658
2659 - (time_t) seen {
2660     PackageValue *metadata([self metadata]);
2661     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2662 }
2663
2664 - (bool) subscribed {
2665     return [self metadata]->subscribed_;
2666 }
2667
2668 - (bool) setSubscribed:(bool)subscribed {
2669     PackageValue *metadata([self metadata]);
2670     if (metadata->subscribed_ == subscribed)
2671         return false;
2672     metadata->subscribed_ = subscribed;
2673     return true;
2674 }
2675
2676 - (BOOL) ignored {
2677     return ignored_;
2678 }
2679
2680 - (NSString *) latest {
2681     return latest_;
2682 }
2683
2684 - (NSString *) installed {
2685     return installed_;
2686 }
2687
2688 - (BOOL) uninstalled {
2689     return installed_.empty();
2690 }
2691
2692 - (BOOL) valid {
2693     return !version_.end();
2694 }
2695
2696 - (BOOL) upgradableAndEssential:(BOOL)essential {
2697     _profile(Package$upgradableAndEssential)
2698         pkgCache::VerIterator current(iterator_.CurrentVer());
2699         if (current.end())
2700             return essential && essential_;
2701         else
2702             return !version_.end() && version_ != current;
2703     _end
2704 }
2705
2706 - (BOOL) essential {
2707     return essential_;
2708 }
2709
2710 - (BOOL) broken {
2711     return [database_ cache][iterator_].InstBroken();
2712 }
2713
2714 - (BOOL) unfiltered {
2715     _profile(Package$unfiltered$obsolete)
2716         if (_unlikely(obsolete_))
2717             return false;
2718     _end
2719
2720     _profile(Package$unfiltered$role)
2721         if (_unlikely(role_ > 3))
2722             return false;
2723     _end
2724
2725     return true;
2726 }
2727
2728 - (BOOL) visible {
2729     if (![self unfiltered])
2730         return false;
2731
2732     NSString *section;
2733
2734     _profile(Package$visible$section)
2735         section = [self section];
2736     _end
2737
2738     _profile(Package$visible$isSectionVisible)
2739         if (!isSectionVisible(section))
2740             return false;
2741     _end
2742
2743     return true;
2744 }
2745
2746 - (BOOL) half {
2747     unsigned char current(iterator_->CurrentState);
2748     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2749 }
2750
2751 - (BOOL) halfConfigured {
2752     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2753 }
2754
2755 - (BOOL) halfInstalled {
2756     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2757 }
2758
2759 - (BOOL) hasMode {
2760 @synchronized (database_) {
2761     if ([database_ era] != era_ || iterator_.end())
2762         return nil;
2763
2764     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2765     return state.Mode != pkgDepCache::ModeKeep;
2766 } }
2767
2768 - (NSString *) mode {
2769 @synchronized (database_) {
2770     if ([database_ era] != era_ || iterator_.end())
2771         return nil;
2772
2773     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2774
2775     switch (state.Mode) {
2776         case pkgDepCache::ModeDelete:
2777             if ((state.iFlags & pkgDepCache::Purge) != 0)
2778                 return @"PURGE";
2779             else
2780                 return @"REMOVE";
2781         case pkgDepCache::ModeKeep:
2782             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2783                 return @"REINSTALL";
2784             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2785                 return nil;*/
2786             else
2787                 return nil;
2788         case pkgDepCache::ModeInstall:
2789             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2790                 return @"REINSTALL";
2791             else*/ switch (state.Status) {
2792                 case -1:
2793                     return @"DOWNGRADE";
2794                 case 0:
2795                     return @"INSTALL";
2796                 case 1:
2797                     return @"UPGRADE";
2798                 case 2:
2799                     return @"NEW_INSTALL";
2800                 _nodefault
2801             }
2802         _nodefault
2803     }
2804 } }
2805
2806 - (NSString *) id {
2807     return id_;
2808 }
2809
2810 - (NSString *) name {
2811     return name_.empty() ? id_ : name_;
2812 }
2813
2814 - (UIImage *) icon {
2815     NSString *section = [self simpleSection];
2816
2817     UIImage *icon(nil);
2818     if (parsed_ != NULL)
2819         if (NSString *href = parsed_->icon_)
2820             if ([href hasPrefix:@"file:///"])
2821                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2822     if (icon == nil) if (section != nil)
2823         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2824     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2825         if ([dicon hasPrefix:@"file:///"])
2826             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2827     if (icon == nil)
2828         icon = [UIImage applicationImageNamed:@"unknown.png"];
2829     return icon;
2830 }
2831
2832 - (NSString *) homepage {
2833     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2834 }
2835
2836 - (NSString *) depiction {
2837     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2838 }
2839
2840 - (MIMEAddress *) author {
2841     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2842 }
2843
2844 - (NSString *) support {
2845     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2846 }
2847
2848 - (NSArray *) files {
2849     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2850     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2851
2852     std::ifstream fin;
2853     fin.open([path UTF8String]);
2854     if (!fin.is_open())
2855         return nil;
2856
2857     std::string line;
2858     while (std::getline(fin, line))
2859         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2860
2861     return files;
2862 }
2863
2864 - (NSString *) state {
2865 @synchronized (database_) {
2866     if ([database_ era] != era_ || file_.end())
2867         return nil;
2868
2869     switch (iterator_->CurrentState) {
2870         case pkgCache::State::NotInstalled:
2871             return @"NotInstalled";
2872         case pkgCache::State::UnPacked:
2873             return @"UnPacked";
2874         case pkgCache::State::HalfConfigured:
2875             return @"HalfConfigured";
2876         case pkgCache::State::HalfInstalled:
2877             return @"HalfInstalled";
2878         case pkgCache::State::ConfigFiles:
2879             return @"ConfigFiles";
2880         case pkgCache::State::Installed:
2881             return @"Installed";
2882         case pkgCache::State::TriggersAwaited:
2883             return @"TriggersAwaited";
2884         case pkgCache::State::TriggersPending:
2885             return @"TriggersPending";
2886     }
2887
2888     return (NSString *) [NSNull null];
2889 } }
2890
2891 - (NSString *) selection {
2892 @synchronized (database_) {
2893     if ([database_ era] != era_ || file_.end())
2894         return nil;
2895
2896     switch (iterator_->SelectedState) {
2897         case pkgCache::State::Unknown:
2898             return @"Unknown";
2899         case pkgCache::State::Install:
2900             return @"Install";
2901         case pkgCache::State::Hold:
2902             return @"Hold";
2903         case pkgCache::State::DeInstall:
2904             return @"DeInstall";
2905         case pkgCache::State::Purge:
2906             return @"Purge";
2907     }
2908
2909     return (NSString *) [NSNull null];
2910 } }
2911
2912 - (NSArray *) warnings {
2913     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2914     const char *name(iterator_.Name());
2915
2916     size_t length(strlen(name));
2917     if (length < 2) invalid:
2918         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2919     else for (size_t i(0); i != length; ++i)
2920         if (
2921             /* XXX: technically this is not allowed */
2922             (name[i] < 'A' || name[i] > 'Z') &&
2923             (name[i] < 'a' || name[i] > 'z') &&
2924             (name[i] < '0' || name[i] > '9') &&
2925             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2926         ) goto invalid;
2927
2928     if (strcmp(name, "cydia") != 0) {
2929         bool cydia = false;
2930         bool user = false;
2931         bool _private = false;
2932         bool stash = false;
2933
2934         bool repository = [[self section] isEqualToString:@"Repositories"];
2935
2936         if (NSArray *files = [self files])
2937             for (NSString *file in files)
2938                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2939                     cydia = true;
2940                 else if (!user && [file isEqualToString:@"/User"])
2941                     user = true;
2942                 else if (!_private && [file isEqualToString:@"/private"])
2943                     _private = true;
2944                 else if (!stash && [file isEqualToString:@"/var/stash"])
2945                     stash = true;
2946
2947         /* XXX: this is not sensitive enough. only some folders are valid. */
2948         if (cydia && !repository)
2949             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2950         if (user)
2951             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2952         if (_private)
2953             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2954         if (stash)
2955             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2956     }
2957
2958     return [warnings count] == 0 ? nil : warnings;
2959 }
2960
2961 - (NSArray *) applications {
2962     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2963
2964     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2965
2966     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2967     if (NSArray *files = [self files])
2968         for (NSString *file in files)
2969             if (application_r(file)) {
2970                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2971                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2972                 if ([id isEqualToString:me])
2973                     continue;
2974
2975                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2976                 if (display == nil)
2977                     display = application_r[1];
2978
2979                 NSString *bundle([file stringByDeletingLastPathComponent]);
2980                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2981                 // XXX: maybe this should check if this is really a string, not just for length
2982                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2983                     icon = @"icon.png";
2984                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2985
2986                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2987                 [applications addObject:application];
2988
2989                 [application addObject:id];
2990                 [application addObject:display];
2991                 [application addObject:url];
2992             }
2993
2994     return [applications count] == 0 ? nil : applications;
2995 }
2996
2997 - (Source *) source {
2998     if (source_ == nil) {
2999         @synchronized (database_) {
3000             if ([database_ era] != era_ || file_.end())
3001                 source_ = (Source *) [NSNull null];
3002             else
3003                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3004         }
3005     }
3006
3007     return source_ == (Source *) [NSNull null] ? nil : source_;
3008 }
3009
3010 - (uint32_t) rank {
3011     return rank_;
3012 }
3013
3014 - (BOOL) matches:(NSArray *)query {
3015     if (query == nil || [query count] == 0)
3016         return NO;
3017
3018     rank_ = 0;
3019
3020     NSString *string;
3021     NSRange range;
3022     NSUInteger length;
3023
3024     string = [self name];
3025     length = [string length];
3026
3027     for (NSString *term in query) {
3028         range = [string rangeOfString:term options:MatchCompareOptions_];
3029         if (range.location != NSNotFound)
3030             rank_ -= 6 * 1000000 / length;
3031     }
3032
3033     if (rank_ == 0) {
3034         string = [self id];
3035         length = [string length];
3036
3037         for (NSString *term in query) {
3038             range = [string rangeOfString:term options:MatchCompareOptions_];
3039             if (range.location != NSNotFound)
3040                 rank_ -= 6 * 1000000 / length;
3041         }
3042     }
3043
3044     string = [self shortDescription];
3045     length = [string length];
3046     NSUInteger stop(std::min<NSUInteger>(length, 200));
3047
3048     for (NSString *term in query) {
3049         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3050         if (range.location != NSNotFound)
3051             rank_ -= 2 * 100000;
3052     }
3053
3054     return rank_ != 0;
3055 }
3056
3057 - (NSArray *) tags {
3058     return tags_;
3059 }
3060
3061 - (BOOL) hasTag:(NSString *)tag {
3062     return tags_ == nil ? NO : [tags_ containsObject:tag];
3063 }
3064
3065 - (NSString *) primaryPurpose {
3066     for (NSString *tag in (NSArray *) tags_)
3067         if ([tag hasPrefix:@"purpose::"])
3068             return [tag substringFromIndex:9];
3069     return nil;
3070 }
3071
3072 - (NSArray *) purposes {
3073     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3074     for (NSString *tag in (NSArray *) tags_)
3075         if ([tag hasPrefix:@"purpose::"])
3076             [purposes addObject:[tag substringFromIndex:9]];
3077     return [purposes count] == 0 ? nil : purposes;
3078 }
3079
3080 - (bool) isCommercial {
3081     return [self hasTag:@"cydia::commercial"];
3082 }
3083
3084 - (void) setIndex:(size_t)index {
3085     if (metadata_->index_ != index)
3086         metadata_->index_ = index;
3087 }
3088
3089 - (CYString &) cyname {
3090     return name_.empty() ? id_ : name_;
3091 }
3092
3093 - (uint32_t) compareBySection:(NSArray *)sections {
3094     NSString *section([self section]);
3095     for (size_t i(0), e([sections count]); i != e; ++i) {
3096         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3097             return i;
3098     }
3099
3100     return _not(uint32_t);
3101 }
3102
3103 - (void) clear {
3104 @synchronized (database_) {
3105     pkgProblemResolver *resolver = [database_ resolver];
3106     resolver->Clear(iterator_);
3107
3108     pkgCacheFile &cache([database_ cache]);
3109     cache->SetReInstall(iterator_, false);
3110     cache->MarkKeep(iterator_, false);
3111 } }
3112
3113 - (void) install {
3114 @synchronized (database_) {
3115     pkgProblemResolver *resolver = [database_ resolver];
3116     resolver->Clear(iterator_);
3117     resolver->Protect(iterator_);
3118
3119     pkgCacheFile &cache([database_ cache]);
3120     cache->SetReInstall(iterator_, false);
3121     cache->MarkInstall(iterator_, false);
3122
3123     pkgDepCache::StateCache &state((*cache)[iterator_]);
3124     if (!state.Install())
3125         cache->SetReInstall(iterator_, true);
3126 } }
3127
3128 - (void) remove {
3129 @synchronized (database_) {
3130     pkgProblemResolver *resolver = [database_ resolver];
3131     resolver->Clear(iterator_);
3132     resolver->Remove(iterator_);
3133     resolver->Protect(iterator_);
3134
3135     pkgCacheFile &cache([database_ cache]);
3136     cache->SetReInstall(iterator_, false);
3137     cache->MarkDelete(iterator_, true);
3138 } }
3139
3140 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3141     _profile(Package$isUnfilteredAndSearchedForBy)
3142         bool value(true);
3143
3144         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3145             value &= [self unfiltered];
3146         _end
3147
3148         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3149             value &= [self matches:query];
3150         _end
3151
3152         return value;
3153     _end
3154 }
3155
3156 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3157     if ([search length] == 0)
3158         return false;
3159
3160     _profile(Package$isUnfilteredAndSelectedForBy)
3161         bool value(true);
3162
3163         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3164             value &= [self unfiltered];
3165         _end
3166
3167         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3168             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3169         _end
3170
3171         return value;
3172     _end
3173 }
3174
3175 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3176     return ![self uninstalled] && role_ <= ([number boolValue] ? 1 : 3);
3177 }
3178
3179 - (bool) isVisibleInSection:(NSString *)name source:(Source *)source {
3180     NSString *section([self section]);
3181
3182     return (
3183         name == nil ||
3184         section == nil && [name length] == 0 ||
3185         [name isEqualToString:section]
3186     ) && (
3187         source == nil ||
3188         [self source] == source
3189     ) && [self visible];
3190 }
3191
3192 - (bool) isVisibleInSource:(Source *)source {
3193     return [self source] == source && [self visible];
3194 }
3195
3196 @end
3197 /* }}} */
3198 /* Section Class {{{ */
3199 @interface Section : NSObject {
3200     _H<NSString> name_;
3201     unichar index_;
3202     size_t row_;
3203     size_t count_;
3204     _H<NSString> localized_;
3205 }
3206
3207 - (NSComparisonResult) compareByLocalized:(Section *)section;
3208 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3209 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3210 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3211 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3212 - (NSString *) name;
3213 - (unichar) index;
3214
3215 - (size_t) row;
3216 - (size_t) count;
3217
3218 - (void) addToRow;
3219 - (void) addToCount;
3220
3221 - (void) setCount:(size_t)count;
3222 - (NSString *) localized;
3223
3224 @end
3225
3226 @implementation Section
3227
3228 - (NSComparisonResult) compareByLocalized:(Section *)section {
3229     NSString *lhs(localized_);
3230     NSString *rhs([section localized]);
3231
3232     /*if ([lhs length] != 0 && [rhs length] != 0) {
3233         unichar lhc = [lhs characterAtIndex:0];
3234         unichar rhc = [rhs characterAtIndex:0];
3235
3236         if (isalpha(lhc) && !isalpha(rhc))
3237             return NSOrderedAscending;
3238         else if (!isalpha(lhc) && isalpha(rhc))
3239             return NSOrderedDescending;
3240     }*/
3241
3242     return [lhs compare:rhs options:LaxCompareOptions_];
3243 }
3244
3245 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3246     if ((self = [self initWithName:name localize:NO]) != nil) {
3247         if (localized != nil)
3248             localized_ = localized;
3249     } return self;
3250 }
3251
3252 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3253     return [self initWithName:name row:0 localize:localize];
3254 }
3255
3256 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3257     if ((self = [super init]) != nil) {
3258         name_ = name;
3259         index_ = '\0';
3260         row_ = row;
3261         if (localize)
3262             localized_ = LocalizeSection(name_);
3263     } return self;
3264 }
3265
3266 /* XXX: localize the index thingees */
3267 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3268     if ((self = [super init]) != nil) {
3269         name_ = [NSString stringWithCharacters:&index length:1];
3270         index_ = index;
3271         row_ = row;
3272     } return self;
3273 }
3274
3275 - (NSString *) name {
3276     return name_;
3277 }
3278
3279 - (unichar) index {
3280     return index_;
3281 }
3282
3283 - (size_t) row {
3284     return row_;
3285 }
3286
3287 - (size_t) count {
3288     return count_;
3289 }
3290
3291 - (void) addToRow {
3292     ++row_;
3293 }
3294
3295 - (void) addToCount {
3296     ++count_;
3297 }
3298
3299 - (void) setCount:(size_t)count {
3300     count_ = count;
3301 }
3302
3303 - (NSString *) localized {
3304     return localized_;
3305 }
3306
3307 @end
3308 /* }}} */
3309
3310 class CydiaLogCleaner :
3311     public pkgArchiveCleaner
3312 {
3313   protected:
3314     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3315         unlink(File);
3316     }
3317 };
3318
3319 /* Database Implementation {{{ */
3320 @implementation Database
3321
3322 + (Database *) sharedInstance {
3323     static _H<Database> instance;
3324     if (instance == nil)
3325         instance = [[[Database alloc] init] autorelease];
3326     return instance;
3327 }
3328
3329 - (unsigned) era {
3330     return era_;
3331 }
3332
3333 - (void) releasePackages {
3334     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3335     CFArrayRemoveAllValues(packages_);
3336 }
3337
3338 - (void) dealloc {
3339     // XXX: actually implement this thing
3340     _assert(false);
3341     [self releasePackages];
3342     apr_pool_destroy(pool_);
3343     NSRecycleZone(zone_);
3344     [super dealloc];
3345 }
3346
3347 - (void) _readCydia:(NSNumber *)fd {
3348     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3349     std::istream is(&ib);
3350     std::string line;
3351
3352     static Pcre finish_r("^finish:([^:]*)$");
3353
3354     while (std::getline(is, line)) {
3355         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3356
3357         const char *data(line.c_str());
3358         size_t size = line.size();
3359         lprintf("C:%s\n", data);
3360
3361         if (finish_r(data, size)) {
3362             NSString *finish = finish_r[1];
3363             int index = [Finishes_ indexOfObject:finish];
3364             if (index != INT_MAX && index > Finish_)
3365                 Finish_ = index;
3366         }
3367
3368         [pool release];
3369     }
3370
3371     _assume(false);
3372 }
3373
3374 - (void) _readStatus:(NSNumber *)fd {
3375     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3376     std::istream is(&ib);
3377     std::string line;
3378
3379     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3380     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3381
3382     while (std::getline(is, line)) {
3383         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3384
3385         const char *data(line.c_str());
3386         size_t size(line.size());
3387         lprintf("S:%s\n", data);
3388
3389         if (conffile_r(data, size)) {
3390             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3391             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3392         } else if (strncmp(data, "status: ", 8) == 0) {
3393             // status: <package>: {unpacked,half-configured,installed}
3394             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3395             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3396         } else if (strncmp(data, "processing: ", 12) == 0) {
3397             // processing: configure: config-test
3398             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3399             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3400         } else if (pmstatus_r(data, size)) {
3401             std::string type([pmstatus_r[1] UTF8String]);
3402
3403             NSString *package = pmstatus_r[2];
3404             if ([package isEqualToString:@"dpkg-exec"])
3405                 package = nil;
3406
3407             float percent([pmstatus_r[3] floatValue]);
3408             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3409
3410             NSString *string = pmstatus_r[4];
3411
3412             if (type == "pmerror") {
3413                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3414                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3415             } else if (type == "pmstatus") {
3416                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3417                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3418             } else if (type == "pmconffile")
3419                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3420             else
3421                 lprintf("E:unknown pmstatus\n");
3422         } else
3423             lprintf("E:unknown status\n");
3424
3425         [pool release];
3426     }
3427
3428     _assume(false);
3429 }
3430
3431 - (void) _readOutput:(NSNumber *)fd {
3432     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3433     std::istream is(&ib);
3434     std::string line;
3435
3436     while (std::getline(is, line)) {
3437         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3438
3439         lprintf("O:%s\n", line.c_str());
3440
3441         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3442         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3443
3444         [pool release];
3445     }
3446
3447     _assume(false);
3448 }
3449
3450 - (FILE *) input {
3451     return input_;
3452 }
3453
3454 - (Package *) packageWithName:(NSString *)name {
3455     if (name == nil)
3456         return nil;
3457 @synchronized (self) {
3458     if (static_cast<pkgDepCache *>(cache_) == NULL)
3459         return nil;
3460     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3461     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3462 } }
3463
3464 - (id) init {
3465     if ((self = [super init]) != nil) {
3466         policy_ = NULL;
3467         records_ = NULL;
3468         resolver_ = NULL;
3469         fetcher_ = NULL;
3470         lock_ = NULL;
3471
3472         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3473         apr_pool_create(&pool_, NULL);
3474
3475         size_t capacity(MetaFile_->active_);
3476         if (capacity == 0)
3477             capacity = 16384;
3478         else
3479             capacity += 1024;
3480
3481         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3482         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3483
3484         int fds[2];
3485
3486         _assert(pipe(fds) != -1);
3487         cydiafd_ = fds[1];
3488
3489         _config->Set("APT::Keep-Fds::", cydiafd_);
3490         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3491
3492         [NSThread
3493             detachNewThreadSelector:@selector(_readCydia:)
3494             toTarget:self
3495             withObject:[NSNumber numberWithInt:fds[0]]
3496         ];
3497
3498         _assert(pipe(fds) != -1);
3499         statusfd_ = fds[1];
3500
3501         [NSThread
3502             detachNewThreadSelector:@selector(_readStatus:)
3503             toTarget:self
3504             withObject:[NSNumber numberWithInt:fds[0]]
3505         ];
3506
3507         _assert(pipe(fds) != -1);
3508         _assert(dup2(fds[0], 0) != -1);
3509         _assert(close(fds[0]) != -1);
3510
3511         input_ = fdopen(fds[1], "a");
3512
3513         _assert(pipe(fds) != -1);
3514         _assert(dup2(fds[1], 1) != -1);
3515         _assert(close(fds[1]) != -1);
3516
3517         [NSThread
3518             detachNewThreadSelector:@selector(_readOutput:)
3519             toTarget:self
3520             withObject:[NSNumber numberWithInt:fds[0]]
3521         ];
3522     } return self;
3523 }
3524
3525 - (pkgCacheFile &) cache {
3526     return cache_;
3527 }
3528
3529 - (pkgDepCache::Policy *) policy {
3530     return policy_;
3531 }
3532
3533 - (pkgRecords *) records {
3534     return records_;
3535 }
3536
3537 - (pkgProblemResolver *) resolver {
3538     return resolver_;
3539 }
3540
3541 - (pkgAcquire &) fetcher {
3542     return *fetcher_;
3543 }
3544
3545 - (pkgSourceList &) list {
3546     return *list_;
3547 }
3548
3549 - (NSArray *) packages {
3550     return (NSArray *) packages_;
3551 }
3552
3553 - (NSArray *) sources {
3554     return sourceList_;
3555 }
3556
3557 - (Source *) sourceWithKey:(NSString *)key {
3558     for (Source *source in [self sources]) {
3559         if ([[source key] isEqualToString:key])
3560             return source;
3561     } return nil;
3562 }
3563
3564 - (bool) popErrorWithTitle:(NSString *)title {
3565     bool fatal(false);
3566
3567     while (!_error->empty()) {
3568         std::string error;
3569         bool warning(!_error->PopMessage(error));
3570         if (!warning)
3571             fatal = true;
3572
3573         for (;;) {
3574             size_t size(error.size());
3575             if (size == 0 || error[size - 1] != '\n')
3576                 break;
3577             error.resize(size - 1);
3578         }
3579
3580         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3581
3582         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3583         if (warning && no_pubkey(error.c_str()))
3584             continue;
3585
3586         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3587     }
3588
3589     return fatal;
3590 }
3591
3592 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3593     return [self popErrorWithTitle:title] || !success;
3594 }
3595
3596 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3597 @synchronized (self) {
3598     ++era_;
3599
3600     [self releasePackages];
3601
3602     sourceMap_.clear();
3603     [sourceList_ removeAllObjects];
3604
3605     _error->Discard();
3606
3607     delete list_;
3608     list_ = NULL;
3609     manager_ = NULL;
3610     delete lock_;
3611     lock_ = NULL;
3612     delete fetcher_;
3613     fetcher_ = NULL;
3614     delete resolver_;
3615     resolver_ = NULL;
3616     delete records_;
3617     records_ = NULL;
3618     delete policy_;
3619     policy_ = NULL;
3620
3621     cache_.Close();
3622
3623     apr_pool_clear(pool_);
3624
3625     NSRecycleZone(zone_);
3626     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3627
3628     int chk(creat("/tmp/cydia.chk", 0644));
3629     if (chk != -1)
3630         close(chk);
3631
3632     if (invocation != nil)
3633         [invocation invoke];
3634
3635     NSString *title(UCLocalize("DATABASE"));
3636
3637     list_ = new pkgSourceList();
3638     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3639         return;
3640
3641     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3642         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3643         [sourceList_ addObject:object];
3644     }
3645
3646     _trace();
3647     OpProgress progress;
3648   open:
3649     if (!cache_.Open(progress, true)) {
3650         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3651         while (!_error->empty()) {
3652             std::string error;
3653             bool warning(!_error->PopMessage(error));
3654
3655             lprintf("cache_.Open():[%s]\n", error.c_str());
3656
3657             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3658
3659             SEL repair(NULL);
3660             if (false);
3661             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3662                 repair = @selector(configure);
3663             //else if (error == "The package lists or status file could not be parsed or opened.")
3664             //    repair = @selector(update);
3665             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3666             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3667             // else if (error == "Malformed Status line")
3668             // else if (error == "The list of sources could not be read.")
3669
3670             if (repair != NULL) {
3671                 _error->Discard();
3672                 [delegate_ repairWithSelector:repair];
3673                 goto open;
3674             }
3675         }
3676
3677         return;
3678     }
3679     _trace();
3680
3681     unlink("/tmp/cydia.chk");
3682
3683     now_ = [[NSDate date] timeIntervalSince1970];
3684
3685     policy_ = new pkgDepCache::Policy();
3686     records_ = new pkgRecords(cache_);
3687     resolver_ = new pkgProblemResolver(cache_);
3688     fetcher_ = new pkgAcquire(&status_);
3689     lock_ = NULL;
3690
3691     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3692         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3693         return;
3694     }
3695
3696     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3697         return;
3698
3699     if (cache_->BrokenCount() != 0) {
3700         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3701             return;
3702
3703         if (cache_->BrokenCount() != 0) {
3704             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3705             return;
3706         }
3707
3708         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3709             return;
3710     }
3711
3712     for (Source *object in (id) sourceList_) {
3713         metaIndex *source([object metaIndex]);
3714         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3715         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3716             // XXX: this could be more intelligent
3717             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3718                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3719                 if (!cached.end())
3720                     sourceMap_[cached->ID] = object;
3721             }
3722     }
3723
3724     {
3725         /*std::vector<Package *> packages;
3726         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3727         packages_ = nil;*/
3728
3729         _trace();
3730
3731         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3732             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3733                 //packages.push_back(package);
3734                 CFArrayAppendValue(packages_, CFRetain(package));
3735
3736         _trace();
3737
3738         /*if (packages.empty())
3739             packages_ = [[NSArray alloc] init];
3740         else
3741             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3742         _trace();*/
3743
3744         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3745         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3746         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3747
3748         /*_trace();
3749         PrintTimes();
3750         _trace();*/
3751
3752         _trace();
3753
3754         /*if (!packages.empty())
3755             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3756         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3757
3758         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3759
3760         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3761
3762         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3763
3764         _trace();
3765
3766         size_t count(CFArrayGetCount(packages_));
3767         MetaFile_->active_ = count;
3768
3769         for (size_t index(0); index != count; ++index)
3770             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3771
3772         _trace();
3773     }
3774 } }
3775
3776 - (void) clear {
3777 @synchronized (self) {
3778     delete resolver_;
3779     resolver_ = new pkgProblemResolver(cache_);
3780
3781     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3782         if (!cache_[iterator].Keep())
3783             cache_->MarkKeep(iterator, false);
3784         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3785             cache_->SetReInstall(iterator, false);
3786 } }
3787
3788 - (void) configure {
3789     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3790     _trace();
3791     system([dpkg UTF8String]);
3792     _trace();
3793 }
3794
3795 - (bool) clean {
3796 @synchronized (self) {
3797     // XXX: I don't remember this condition
3798     if (lock_ != NULL)
3799         return false;
3800
3801     FileFd Lock;
3802     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3803
3804     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3805
3806     if ([self popErrorWithTitle:title])
3807         return false;
3808
3809     pkgAcquire fetcher;
3810     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3811
3812     CydiaLogCleaner cleaner;
3813     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3814         return false;
3815
3816     return true;
3817 } }
3818
3819 - (bool) prepare {
3820     fetcher_->Shutdown();
3821
3822     pkgRecords records(cache_);
3823
3824     lock_ = new FileFd();
3825     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3826
3827     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3828
3829     if ([self popErrorWithTitle:title])
3830         return false;
3831
3832     pkgSourceList list;
3833     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3834         return false;
3835
3836     manager_ = (_system->CreatePM(cache_));
3837     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3838         return false;
3839
3840     return true;
3841 }
3842
3843 - (void) perform {
3844     bool substrate(RestartSubstrate_);
3845     RestartSubstrate_ = false;
3846
3847     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3848
3849     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3850         pkgSourceList list;
3851         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3852             return;
3853         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3854             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3855     }
3856
3857     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3858
3859     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3860         _trace();
3861         [self popErrorWithTitle:title];
3862         return;
3863     }
3864
3865     bool failed = false;
3866     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3867         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3868             continue;
3869         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3870             continue;
3871
3872         std::string uri = (*item)->DescURI();
3873         std::string error = (*item)->ErrorText;
3874
3875         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3876         failed = true;
3877
3878         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3879         [delegate_ addProgressEventOnMainThread:event forTask:title];
3880     }
3881
3882     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3883
3884     if (failed) {
3885         _trace();
3886         return;
3887     }
3888
3889     if (substrate)
3890         RestartSubstrate_ = true;
3891
3892     _system->UnLock();
3893     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3894     if ([self popErrorWithTitle:title])
3895         return;
3896
3897     if (result == pkgPackageManager::Failed) {
3898         _trace();
3899         return;
3900     }
3901
3902     if (result != pkgPackageManager::Completed) {
3903         _trace();
3904         return;
3905     }
3906
3907     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3908         pkgSourceList list;
3909         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3910             return;
3911         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3912             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3913     }
3914
3915     if (![before isEqualToArray:after])
3916         [self update];
3917 }
3918
3919 - (bool) upgrade {
3920     NSString *title(UCLocalize("UPGRADE"));
3921     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3922         return false;
3923     return true;
3924 }
3925
3926 - (void) update {
3927     [self updateWithStatus:status_];
3928 }
3929
3930 - (void) updateWithStatus:(CancelStatus &)status {
3931     NSString *title(UCLocalize("REFRESHING_DATA"));
3932
3933     pkgSourceList list;
3934     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3935         return;
3936
3937     FileFd lock;
3938     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3939     if ([self popErrorWithTitle:title])
3940         return;
3941
3942     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3943
3944     bool success(ListUpdate(status, list, PulseInterval_));
3945     if (status.WasCancelled())
3946         _error->Discard();
3947     else {
3948         [self popErrorWithTitle:title forOperation:success];
3949         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3950         Changed_ = true;
3951     }
3952
3953     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3954 }
3955
3956 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3957     delegate_ = delegate;
3958 }
3959
3960 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3961     progress_ = delegate;
3962     status_.setDelegate(delegate);
3963 }
3964
3965 - (NSObject<ProgressDelegate> *) progressDelegate {
3966     return progress_;
3967 }
3968
3969 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3970     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3971     return i == sourceMap_.end() ? nil : i->second;
3972 }
3973
3974 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
3975     for (Source *source in (id) sourceList_)
3976         [source setFetch:fetch forURI:uri];
3977 }
3978
3979 - (void) resetFetch {
3980     for (Source *source in (id) sourceList_)
3981         [source resetFetch];
3982 }
3983
3984 - (NSString *) mappedSectionForPointer:(const char *)section {
3985     _H<NSString> *mapped;
3986
3987     _profile(Database$mappedSectionForPointer$Cache)
3988         mapped = &sections_[section];
3989     _end
3990
3991     if (*mapped == NULL) {
3992         size_t length(strlen(section));
3993         char spaced[length + 1];
3994
3995         _profile(Database$mappedSectionForPointer$Replace)
3996             for (size_t index(0); index != length; ++index)
3997                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3998             spaced[length] = '\0';
3999         _end
4000
4001         NSString *string;
4002
4003         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4004             string = [NSString stringWithUTF8String:spaced];
4005         _end
4006
4007         _profile(Database$mappedSectionForPointer$Map)
4008             string = [SectionMap_ objectForKey:string] ?: string;
4009         _end
4010
4011         *mapped = string;
4012     } return *mapped;
4013 }
4014
4015 @end
4016 /* }}} */
4017
4018 static _H<NSMutableSet> Diversions_;
4019
4020 @interface Diversion : NSObject {
4021     Pcre pattern_;
4022     _H<NSString> key_;
4023     _H<NSString> format_;
4024 }
4025
4026 @end
4027
4028 @implementation Diversion
4029
4030 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4031     if ((self = [super init]) != nil) {
4032         pattern_ = [from UTF8String];
4033         key_ = from;
4034         format_ = to;
4035     } return self;
4036 }
4037
4038 - (NSString *) divert:(NSString *)url {
4039     return !pattern_(url) ? nil : pattern_->*format_;
4040 }
4041
4042 + (NSURL *) divertURL:(NSURL *)url {
4043   divert:
4044     NSString *href([url absoluteString]);
4045
4046     for (Diversion *diversion in (id) Diversions_)
4047         if (NSString *diverted = [diversion divert:href]) {
4048 #if !ForRelease
4049             NSLog(@"div: %@", diverted);
4050 #endif
4051             url = [NSURL URLWithString:diverted];
4052             goto divert;
4053         }
4054
4055     return url;
4056 }
4057
4058 - (NSString *) key {
4059     return key_;
4060 }
4061
4062 - (NSUInteger) hash {
4063     return [key_ hash];
4064 }
4065
4066 - (BOOL) isEqual:(Diversion *)object {
4067     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4068 }
4069
4070 @end
4071
4072 @interface CydiaObject : NSObject {
4073     _H<CyteWebViewController> indirect_;
4074     _transient id delegate_;
4075 }
4076
4077 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4078
4079 @end
4080
4081 @class CydiaObject;
4082
4083 @interface CydiaWebViewController : CyteWebViewController {
4084     _H<CydiaObject> cydia_;
4085 }
4086
4087 + (void) addDiversion:(Diversion *)diversion;
4088 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4089 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4090 - (void) setDelegate:(id)delegate;
4091
4092 @end
4093
4094 /* Web Scripting {{{ */
4095 @implementation CydiaObject
4096
4097 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4098     if ((self = [super init]) != nil) {
4099         indirect_ = (CyteWebViewController *) indirect;
4100     } return self;
4101 }
4102
4103 - (void) setDelegate:(id)delegate {
4104     delegate_ = delegate;
4105 }
4106
4107 + (NSArray *) _attributeKeys {
4108     return [NSArray arrayWithObjects:
4109         @"bbsnum",
4110         @"build",
4111         @"coreFoundationVersionNumber",
4112         @"device",
4113         @"ecid",
4114         @"firmware",
4115         @"hostname",
4116         @"idiom",
4117         @"mcc",
4118         @"mnc",
4119         @"model",
4120         @"operator",
4121         @"role",
4122         @"serial",
4123         @"token",
4124         @"version",
4125     nil];
4126 }
4127
4128 - (NSArray *) attributeKeys {
4129     return [[self class] _attributeKeys];
4130 }
4131
4132 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4133     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4134 }
4135
4136 - (NSString *) version {
4137     return Cydia_;
4138 }
4139
4140 - (NSString *) build {
4141     return System_;
4142 }
4143
4144 - (NSString *) coreFoundationVersionNumber {
4145     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4146 }
4147
4148 - (NSString *) device {
4149     return UniqueIdentifier();
4150 }
4151
4152 - (NSString *) firmware {
4153     return [[UIDevice currentDevice] systemVersion];
4154 }
4155
4156 - (NSString *) hostname {
4157     return [[UIDevice currentDevice] name];
4158 }
4159
4160 - (NSString *) idiom {
4161     return (id) Idiom_ ?: [NSNull null];
4162 }
4163
4164 - (NSString *) mcc {
4165     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4166         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4167     return nil;
4168 }
4169
4170 - (NSString *) mnc {
4171     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4172         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4173     return nil;
4174 }
4175
4176 - (NSString *) operator {
4177     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4178         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4179     return nil;
4180 }
4181
4182 - (NSString *) bbsnum {
4183     return (id) BBSNum_ ?: [NSNull null];
4184 }
4185
4186 - (NSString *) ecid {
4187     return (id) ChipID_ ?: [NSNull null];
4188 }
4189
4190 - (NSString *) serial {
4191     return SerialNumber_;
4192 }
4193
4194 - (NSString *) role {
4195     return (id) [NSNull null];
4196 }
4197
4198 - (NSString *) model {
4199     return [NSString stringWithUTF8String:Machine_];
4200 }
4201
4202 - (NSString *) token {
4203     return (id) Token_ ?: [NSNull null];
4204 }
4205
4206 + (NSString *) webScriptNameForSelector:(SEL)selector {
4207     if (false);
4208     else if (selector == @selector(addBridgedHost:))
4209         return @"addBridgedHost";
4210     else if (selector == @selector(addInsecureHost:))
4211         return @"addInsecureHost";
4212     else if (selector == @selector(addInternalRedirect::))
4213         return @"addInternalRedirect";
4214     else if (selector == @selector(addPipelinedHost:scheme:))
4215         return @"addPipelinedHost";
4216     else if (selector == @selector(addSource:::))
4217         return @"addSource";
4218     else if (selector == @selector(addTokenHost:))
4219         return @"addTokenHost";
4220     else if (selector == @selector(addTrivialSource:))
4221         return @"addTrivialSource";
4222     else if (selector == @selector(close))
4223         return @"close";
4224     else if (selector == @selector(du:))
4225         return @"du";
4226     else if (selector == @selector(stringWithFormat:arguments:))
4227         return @"format";
4228     else if (selector == @selector(getAllSources))
4229         return @"getAllSources";
4230     else if (selector == @selector(getApplicationInfo:value:))
4231         return @"getApplicationInfoValue";
4232     else if (selector == @selector(getKernelNumber:))
4233         return @"getKernelNumber";
4234     else if (selector == @selector(getKernelString:))
4235         return @"getKernelString";
4236     else if (selector == @selector(getInstalledPackages))
4237         return @"getInstalledPackages";
4238     else if (selector == @selector(getIORegistryEntry::))
4239         return @"getIORegistryEntry";
4240     else if (selector == @selector(getLocaleIdentifier))
4241         return @"getLocaleIdentifier";
4242     else if (selector == @selector(getPreferredLanguages))
4243         return @"getPreferredLanguages";
4244     else if (selector == @selector(getPackageById:))
4245         return @"getPackageById";
4246     else if (selector == @selector(getMetadataKeys))
4247         return @"getMetadataKeys";
4248     else if (selector == @selector(getMetadataValue:))
4249         return @"getMetadataValue";
4250     else if (selector == @selector(getSessionValue:))
4251         return @"getSessionValue";
4252     else if (selector == @selector(installPackages:))
4253         return @"installPackages";
4254     else if (selector == @selector(isReachable:))
4255         return @"isReachable";
4256     else if (selector == @selector(localizedStringForKey:value:table:))
4257         return @"localize";
4258     else if (selector == @selector(popViewController:))
4259         return @"popViewController";
4260     else if (selector == @selector(refreshSources))
4261         return @"refreshSources";
4262     else if (selector == @selector(registerFrame:))
4263         return @"registerFrame";
4264     else if (selector == @selector(removeButton))
4265         return @"removeButton";
4266     else if (selector == @selector(saveConfig))
4267         return @"saveConfig";
4268     else if (selector == @selector(setMetadataValue::))
4269         return @"setMetadataValue";
4270     else if (selector == @selector(setSessionValue::))
4271         return @"setSessionValue";
4272     else if (selector == @selector(substitutePackageNames:))
4273         return @"substitutePackageNames";
4274     else if (selector == @selector(scrollToBottom:))
4275         return @"scrollToBottom";
4276     else if (selector == @selector(setAllowsNavigationAction:))
4277         return @"setAllowsNavigationAction";
4278     else if (selector == @selector(setBadgeValue:))
4279         return @"setBadgeValue";
4280     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4281         return @"setButtonImage";
4282     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4283         return @"setButtonTitle";
4284     else if (selector == @selector(setHidesBackButton:))
4285         return @"setHidesBackButton";
4286     else if (selector == @selector(setHidesNavigationBar:))
4287         return @"setHidesNavigationBar";
4288     else if (selector == @selector(setNavigationBarStyle:))
4289         return @"setNavigationBarStyle";
4290     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4291         return @"setNavigationBarTintColor";
4292     else if (selector == @selector(setPasteboardString:))
4293         return @"setPasteboardString";
4294     else if (selector == @selector(setPasteboardURL:))
4295         return @"setPasteboardURL";
4296     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4297         return @"setScrollAlwaysBounceVertical";
4298     else if (selector == @selector(setScrollIndicatorStyle:))
4299         return @"setScrollIndicatorStyle";
4300     else if (selector == @selector(setToken:))
4301         return @"setToken";
4302     else if (selector == @selector(setViewportWidth:))
4303         return @"setViewportWidth";
4304     else if (selector == @selector(statfs:))
4305         return @"statfs";
4306     else if (selector == @selector(supports:))
4307         return @"supports";
4308     else if (selector == @selector(unload))
4309         return @"unload";
4310     else
4311         return nil;
4312 }
4313
4314 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4315     return [self webScriptNameForSelector:selector] == nil;
4316 }
4317
4318 - (BOOL) supports:(NSString *)feature {
4319     return [feature isEqualToString:@"window.open"];
4320 }
4321
4322 - (void) unload {
4323     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4324 }
4325
4326 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4327     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4328 }
4329
4330 - (void) setScrollIndicatorStyle:(NSString *)style {
4331     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4332 }
4333
4334 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4335     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4336 }
4337
4338 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4339     char path[1024];
4340     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4341         return (id) [NSNull null];
4342     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4343     if (info == nil)
4344         return (id) [NSNull null];
4345     return [info objectForKey:key];
4346 }
4347
4348 - (NSNumber *) getKernelNumber:(NSString *)name {
4349     const char *string([name UTF8String]);
4350
4351     size_t size;
4352     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4353         return (id) [NSNull null];
4354
4355     if (size != sizeof(int))
4356         return (id) [NSNull null];
4357
4358     int value;
4359     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4360         return (id) [NSNull null];
4361
4362     return [NSNumber numberWithInt:value];
4363 }
4364
4365 - (NSString *) getKernelString:(NSString *)name {
4366     const char *string([name UTF8String]);
4367
4368     size_t size;
4369     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4370         return (id) [NSNull null];
4371
4372     char value[size + 1];
4373     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4374         return (id) [NSNull null];
4375
4376     // XXX: just in case you request something ludicrous
4377     value[size] = '\0';
4378
4379     return [NSString stringWithCString:value];
4380 }
4381
4382 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4383     NSObject *value(CYIOGetValue([path UTF8String], entry));
4384
4385     if (value != nil)
4386         if ([value isKindOfClass:[NSData class]])
4387             value = CYHex((NSData *) value);
4388
4389     return value;
4390 }
4391
4392 - (NSArray *) getMetadataKeys {
4393 @synchronized (Values_) {
4394     return [Values_ allKeys];
4395 } }
4396
4397 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4398     WebFrame *frame([iframe contentFrame]);
4399     [indirect_ registerFrame:frame];
4400 }
4401
4402 - (id) getMetadataValue:(NSString *)key {
4403 @synchronized (Values_) {
4404     return [Values_ objectForKey:key];
4405 } }
4406
4407 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4408 @synchronized (Values_) {
4409     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4410         [Values_ removeObjectForKey:key];
4411     else
4412         [Values_ setObject:value forKey:key];
4413
4414     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4415 } }
4416
4417 - (id) getSessionValue:(NSString *)key {
4418 @synchronized (SessionData_) {
4419     return [SessionData_ objectForKey:key];
4420 } }
4421
4422 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4423 @synchronized (SessionData_) {
4424     if (value == (id) [WebUndefined undefined])
4425         [SessionData_ removeObjectForKey:key];
4426     else
4427         [SessionData_ setObject:value forKey:key];
4428 } }
4429
4430 - (void) addBridgedHost:(NSString *)host {
4431 @synchronized (HostConfig_) {
4432     [BridgedHosts_ addObject:host];
4433 } }
4434
4435 - (void) addInsecureHost:(NSString *)host {
4436 @synchronized (HostConfig_) {
4437     [InsecureHosts_ addObject:host];
4438 } }
4439
4440 - (void) addTokenHost:(NSString *)host {
4441 @synchronized (HostConfig_) {
4442     [TokenHosts_ addObject:host];
4443 } }
4444
4445 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4446 @synchronized (HostConfig_) {
4447     if (scheme != (id) [WebUndefined undefined])
4448         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4449
4450     [PipelinedHosts_ addObject:host];
4451 } }
4452
4453 - (void) popViewController:(NSNumber *)value {
4454     if (value == (id) [WebUndefined undefined])
4455         value = [NSNumber numberWithBool:YES];
4456     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4457 }
4458
4459 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4460     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4461
4462     for (NSString *section in sections)
4463         [array addObject:section];
4464
4465     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4466         @"deb", @"Type",
4467         href, @"URI",
4468         distribution, @"Distribution",
4469         array, @"Sections",
4470     nil] waitUntilDone:NO];
4471 }
4472
4473 - (void) addTrivialSource:(NSString *)href {
4474     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4475 }
4476
4477 - (void) refreshSources {
4478     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4479 }
4480
4481 - (void) saveConfig {
4482     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4483 }
4484
4485 - (NSArray *) getAllSources {
4486     return [[Database sharedInstance] sources];
4487 }
4488
4489 - (NSArray *) getInstalledPackages {
4490     Database *database([Database sharedInstance]);
4491 @synchronized (database) {
4492     NSArray *packages([database packages]);
4493     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4494     for (Package *package in packages)
4495         if (![package uninstalled])
4496             [installed addObject:package];
4497     return installed;
4498 } }
4499
4500 - (Package *) getPackageById:(NSString *)id {
4501     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4502         [package parse];
4503         return package;
4504     } else
4505         return (Package *) [NSNull null];
4506 }
4507
4508 - (NSString *) getLocaleIdentifier {
4509     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4510 }
4511
4512 - (NSArray *) getPreferredLanguages {
4513     return Languages_;
4514 }
4515
4516 - (NSArray *) statfs:(NSString *)path {
4517     struct statfs stat;
4518
4519     if (path == nil || statfs([path UTF8String], &stat) == -1)
4520         return nil;
4521
4522     return [NSArray arrayWithObjects:
4523         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4524         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4525         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4526     nil];
4527 }
4528
4529 - (NSNumber *) du:(NSString *)path {
4530     NSNumber *value(nil);
4531
4532     int fds[2];
4533     _assert(pipe(fds) != -1);
4534
4535     pid_t pid(ExecFork());
4536     if (pid == 0) {
4537         _assert(dup2(fds[1], 1) != -1);
4538         _assert(close(fds[0]) != -1);
4539         _assert(close(fds[1]) != -1);
4540         /* XXX: this should probably not use du */
4541         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4542         exit(1);
4543     } else {
4544         _assert(close(fds[1]) != -1);
4545
4546         if (FILE *du = fdopen(fds[0], "r")) {
4547             char line[1024];
4548             while (fgets(line, sizeof(line), du) != NULL) {
4549                 size_t length(strlen(line));
4550                 while (length != 0 && line[length - 1] == '\n')
4551                     line[--length] = '\0';
4552                 if (char *tab = strchr(line, '\t')) {
4553                     *tab = '\0';
4554                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4555                 }
4556             }
4557
4558             fclose(du);
4559         } else
4560             _assert(close(fds[0]) != -1);
4561     } ReapZombie(pid);
4562
4563     return value;
4564 }
4565
4566 - (void) close {
4567     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4568 }
4569
4570 - (NSNumber *) isReachable:(NSString *)name {
4571     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4572 }
4573
4574 - (void) installPackages:(NSArray *)packages {
4575     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4576 }
4577
4578 - (NSString *) substitutePackageNames:(NSString *)message {
4579     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4580     for (size_t i(0), e([words count]); i != e; ++i) {
4581         NSString *word([words objectAtIndex:i]);
4582         if (Package *package = [[Database sharedInstance] packageWithName:word])
4583             [words replaceObjectAtIndex:i withObject:[package name]];
4584     }
4585
4586     return [words componentsJoinedByString:@" "];
4587 }
4588
4589 - (void) removeButton {
4590     [indirect_ removeButton];
4591 }
4592
4593 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4594     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4595 }
4596
4597 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4598     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4599 }
4600
4601 - (void) setBadgeValue:(id)value {
4602     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4603 }
4604
4605 - (void) setAllowsNavigationAction:(NSString *)value {
4606     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4607 }
4608
4609 - (void) setHidesBackButton:(NSString *)value {
4610     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4611 }
4612
4613 - (void) setHidesNavigationBar:(NSString *)value {
4614     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4615 }
4616
4617 - (void) setNavigationBarStyle:(NSString *)value {
4618     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4619 }
4620
4621 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4622     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4623     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4624     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4625 }
4626
4627 - (void) setPasteboardString:(NSString *)value {
4628     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4629 }
4630
4631 - (void) setPasteboardURL:(NSString *)value {
4632     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4633 }
4634
4635 - (void) _setToken:(NSString *)token {
4636     Token_ = token;
4637
4638     if (token == nil)
4639         [Metadata_ removeObjectForKey:@"Token"];
4640     else
4641         [Metadata_ setObject:Token_ forKey:@"Token"];
4642
4643     Changed_ = true;
4644 }
4645
4646 - (void) setToken:(NSString *)token {
4647     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4648 }
4649
4650 - (void) scrollToBottom:(NSNumber *)animated {
4651     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4652 }
4653
4654 - (void) setViewportWidth:(float)width {
4655     [indirect_ setViewportWidthOnMainThread:width];
4656 }
4657
4658 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4659     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4660     unsigned count([arguments count]);
4661     id values[count];
4662     for (unsigned i(0); i != count; ++i)
4663         values[i] = [arguments objectAtIndex:i];
4664     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4665 }
4666
4667 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4668     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4669         value = nil;
4670     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4671         table = nil;
4672     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4673 }
4674
4675 @end
4676 /* }}} */
4677
4678 @interface NSURL (CydiaSecure)
4679 @end
4680
4681 @implementation NSURL (CydiaSecure)
4682
4683 - (bool) isCydiaSecure {
4684     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4685         return true;
4686
4687     @synchronized (HostConfig_) {
4688         if ([InsecureHosts_ containsObject:[self host]])
4689             return true;
4690     }
4691
4692     return false;
4693 }
4694
4695 @end
4696
4697 /* Cydia Browser Controller {{{ */
4698 @implementation CydiaWebViewController
4699
4700 - (NSURL *) navigationURL {
4701     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4702 }
4703
4704 + (void) _initialize {
4705     [super _initialize];
4706
4707     Diversions_ = [NSMutableSet setWithCapacity:0];
4708 }
4709
4710 + (void) addDiversion:(Diversion *)diversion {
4711     [Diversions_ addObject:diversion];
4712 }
4713
4714 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4715     [super webView:view didClearWindowObject:window forFrame:frame];
4716     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4717 }
4718
4719 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4720     WebDataSource *source([frame dataSource]);
4721     NSURLResponse *response([source response]);
4722     NSURL *url([response URL]);
4723     NSString *scheme([[url scheme] lowercaseString]);
4724
4725     bool bridged(false);
4726
4727     @synchronized (HostConfig_) {
4728         if ([scheme isEqualToString:@"file"])
4729             bridged = true;
4730         else if ([scheme isEqualToString:@"https"])
4731             if ([BridgedHosts_ containsObject:[url host]])
4732                 bridged = true;
4733     }
4734
4735     if (bridged)
4736         [window setValue:cydia forKey:@"cydia"];
4737 }
4738
4739 - (void) _setupMail:(MFMailComposeViewController *)controller {
4740     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4741
4742     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4743     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4744 }
4745
4746 - (NSURL *) URLWithURL:(NSURL *)url {
4747     return [Diversion divertURL:url];
4748 }
4749
4750 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4751     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4752 }
4753
4754 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4755     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4756
4757     NSURL *url([copy URL]);
4758     NSString *href([url absoluteString]);
4759     NSString *host([url host]);
4760
4761     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4762         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4763             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4764             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4765         }
4766
4767         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4768         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4769
4770         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4771         return copy;
4772     }
4773
4774     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4775         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4776     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4777         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4778
4779     bool bridged;
4780     bool token;
4781
4782     @synchronized (HostConfig_) {
4783         bridged = [BridgedHosts_ containsObject:host];
4784         token = [TokenHosts_ containsObject:host];
4785     }
4786
4787     if ([url isCydiaSecure]) {
4788         if (bridged) {
4789             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4790                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4791         } else if (token) {
4792             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4793                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4794         }
4795     }
4796
4797     return copy;
4798 }
4799
4800 - (void) setDelegate:(id)delegate {
4801     [super setDelegate:delegate];
4802     [cydia_ setDelegate:delegate];
4803 }
4804
4805 - (NSString *) applicationNameForUserAgent {
4806     return UserAgent_;
4807 }
4808
4809 - (id) init {
4810     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4811         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4812     } return self;
4813 }
4814
4815 @end
4816
4817 @interface AppCacheController : CydiaWebViewController {
4818 }
4819
4820 @end
4821
4822 @implementation AppCacheController
4823
4824 - (void) didReceiveMemoryWarning {
4825     // XXX: this doesn't work
4826 }
4827
4828 - (bool) retainsNetworkActivityIndicator {
4829     return false;
4830 }
4831
4832 @end
4833 /* }}} */
4834
4835 // CydiaScript {{{
4836 @interface NSObject (CydiaScript)
4837 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4838 @end
4839
4840 @implementation NSObject (CydiaScript)
4841
4842 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4843     return self;
4844 }
4845
4846 @end
4847
4848 @implementation NSArray (CydiaScript)
4849
4850 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4851     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4852     for (size_t i(0), e([self count]); i != e; ++i)
4853         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4854     return object;
4855 }
4856
4857 @end
4858
4859 @implementation NSDictionary (CydiaScript)
4860
4861 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4862     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4863     for (id i in self)
4864         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4865     return object;
4866 }
4867
4868 @end
4869 // }}}
4870
4871 /* Confirmation Controller {{{ */
4872 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4873     if (!iterator.end())
4874         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4875             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4876                 continue;
4877             pkgCache::PkgIterator package(dep.TargetPkg());
4878             if (package.end())
4879                 continue;
4880             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4881                 return true;
4882         }
4883
4884     return false;
4885 }
4886
4887 @protocol ConfirmationControllerDelegate
4888 - (void) cancelAndClear:(bool)clear;
4889 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4890 - (void) queue;
4891 @end
4892
4893 @interface ConfirmationController : CydiaWebViewController {
4894     _transient Database *database_;
4895
4896     _H<UIAlertView> essential_;
4897
4898     _H<NSDictionary> changes_;
4899     _H<NSMutableArray> issues_;
4900     _H<NSDictionary> sizes_;
4901
4902     BOOL substrate_;
4903 }
4904
4905 - (id) initWithDatabase:(Database *)database;
4906
4907 @end
4908
4909 @implementation ConfirmationController
4910
4911 - (void) complete {
4912     if (substrate_)
4913         RestartSubstrate_ = true;
4914     [delegate_ confirmWithNavigationController:[self navigationController]];
4915 }
4916
4917 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4918     NSString *context([alert context]);
4919
4920     if ([context isEqualToString:@"remove"]) {
4921         if (button == [alert cancelButtonIndex])
4922             [self dismissModalViewControllerAnimated:YES];
4923         else if (button == [alert firstOtherButtonIndex]) {
4924             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4925         }
4926
4927         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4928     } else if ([context isEqualToString:@"unable"]) {
4929         [self dismissModalViewControllerAnimated:YES];
4930         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4931     } else {
4932         [super alertView:alert clickedButtonAtIndex:button];
4933     }
4934 }
4935
4936 - (void) _doContinue {
4937     [delegate_ cancelAndClear:NO];
4938     [self dismissModalViewControllerAnimated:YES];
4939 }
4940
4941 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4942     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4943     return nil;
4944 }
4945
4946 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4947     [super webView:view didClearWindowObject:window forFrame:frame];
4948
4949     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4950         (id) changes_, @"changes",
4951         (id) issues_, @"issues",
4952         (id) sizes_, @"sizes",
4953         self, @"queue",
4954     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4955 }
4956
4957 - (id) initWithDatabase:(Database *)database {
4958     if ((self = [super init]) != nil) {
4959         database_ = database;
4960
4961         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4962         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4963         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4964         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4965         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4966
4967         bool remove(false);
4968
4969         pkgCacheFile &cache([database_ cache]);
4970         NSArray *packages([database_ packages]);
4971         pkgDepCache::Policy *policy([database_ policy]);
4972
4973         issues_ = [NSMutableArray arrayWithCapacity:4];
4974
4975         for (Package *package in packages) {
4976             pkgCache::PkgIterator iterator([package iterator]);
4977             NSString *name([package id]);
4978
4979             if ([package broken]) {
4980                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4981
4982                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4983                     name, @"package",
4984                     reasons, @"reasons",
4985                 nil]];
4986
4987                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4988                 if (ver.end())
4989                     continue;
4990
4991                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4992                     pkgCache::DepIterator start;
4993                     pkgCache::DepIterator end;
4994                     dep.GlobOr(start, end); // ++dep
4995
4996                     if (!cache->IsImportantDep(end))
4997                         continue;
4998                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4999                         continue;
5000
5001                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5002
5003                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5004                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5005                         clauses, @"clauses",
5006                     nil]];
5007
5008                     _forever {
5009                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5010
5011                         pkgCache::PkgIterator target(start.TargetPkg());
5012                         if (target->ProvidesList != 0)
5013                             reason = @"missing";
5014                         else {
5015                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5016                             if (!ver.end()) {
5017                                 reason = @"installed";
5018                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5019                             } else if (!cache[target].CandidateVerIter(cache).end())
5020                                 reason = @"uninstalled";
5021                             else if (target->ProvidesList == 0)
5022                                 reason = @"uninstallable";
5023                             else
5024                                 reason = @"virtual";
5025                         }
5026
5027                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5028                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5029                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5030                         nil]);
5031
5032                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5033                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5034                             version, @"version",
5035                             reason, @"reason",
5036                             installed, @"installed",
5037                         nil]];
5038
5039                         // yes, seriously. (wtf?)
5040                         if (start == end)
5041                             break;
5042                         ++start;
5043                     }
5044                 }
5045             }
5046
5047             pkgDepCache::StateCache &state(cache[iterator]);
5048
5049             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5050
5051             if (state.NewInstall())
5052                 [installs addObject:name];
5053             // XXX: else if (state.Install())
5054             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5055                 [reinstalls addObject:name];
5056             // XXX: move before previous if
5057             else if (state.Upgrade())
5058                 [upgrades addObject:name];
5059             else if (state.Downgrade())
5060                 [downgrades addObject:name];
5061             else if (!state.Delete())
5062                 // XXX: _assert(state.Keep());
5063                 continue;
5064             else if (special_r(name))
5065                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5066                     [NSNull null], @"package",
5067                     [NSArray arrayWithObjects:
5068                         [NSDictionary dictionaryWithObjectsAndKeys:
5069                             @"Conflicts", @"relationship",
5070                             [NSArray arrayWithObjects:
5071                                 [NSDictionary dictionaryWithObjectsAndKeys:
5072                                     name, @"package",
5073                                     [NSNull null], @"version",
5074                                     @"installed", @"reason",
5075                                 nil],
5076                             nil], @"clauses",
5077                         nil],
5078                     nil], @"reasons",
5079                 nil]];
5080             else {
5081                 if ([package essential])
5082                     remove = true;
5083                 [removes addObject:name];
5084             }
5085
5086             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5087             substrate_ |= DepSubstrate(iterator.CurrentVer());
5088         }
5089
5090         if (!remove)
5091             essential_ = nil;
5092         else if (Advanced_) {
5093             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5094
5095             essential_ = [[[UIAlertView alloc]
5096                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5097                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5098                 delegate:self
5099                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5100                 otherButtonTitles:
5101                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5102                 nil
5103             ] autorelease];
5104
5105             [essential_ setContext:@"remove"];
5106             [essential_ setNumberOfRows:2];
5107         } else {
5108             essential_ = [[[UIAlertView alloc]
5109                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5110                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5111                 delegate:self
5112                 cancelButtonTitle:UCLocalize("OKAY")
5113                 otherButtonTitles:nil
5114             ] autorelease];
5115
5116             [essential_ setContext:@"unable"];
5117         }
5118
5119         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5120             installs, @"installs",
5121             reinstalls, @"reinstalls",
5122             upgrades, @"upgrades",
5123             downgrades, @"downgrades",
5124             removes, @"removes",
5125         nil];
5126
5127         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5128             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5129             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5130         nil];
5131
5132         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5133     } return self;
5134 }
5135
5136 - (UIBarButtonItem *) leftButton {
5137     return [[[UIBarButtonItem alloc]
5138         initWithTitle:UCLocalize("CANCEL")
5139         style:UIBarButtonItemStylePlain
5140         target:self
5141         action:@selector(cancelButtonClicked)
5142     ] autorelease];
5143 }
5144
5145 #if !AlwaysReload
5146 - (void) applyRightButton {
5147     if ([issues_ count] == 0 && ![self isLoading])
5148         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5149             initWithTitle:UCLocalize("CONFIRM")
5150             style:UIBarButtonItemStyleDone
5151             target:self
5152             action:@selector(confirmButtonClicked)
5153         ] autorelease]];
5154     else
5155         [[self navigationItem] setRightBarButtonItem:nil];
5156 }
5157 #endif
5158
5159 - (void) cancelButtonClicked {
5160     [delegate_ cancelAndClear:YES];
5161     [self dismissModalViewControllerAnimated:YES];
5162 }
5163
5164 #if !AlwaysReload
5165 - (void) confirmButtonClicked {
5166     if (essential_ != nil)
5167         [essential_ show];
5168     else
5169         [self complete];
5170 }
5171 #endif
5172
5173 @end
5174 /* }}} */
5175
5176 /* Progress Data {{{ */
5177 @interface CydiaProgressData : NSObject {
5178     _transient id delegate_;
5179
5180     bool running_;
5181     float percent_;
5182
5183     float current_;
5184     float total_;
5185     float speed_;
5186
5187     _H<NSMutableArray> events_;
5188     _H<NSString> title_;
5189
5190     _H<NSString> status_;
5191     _H<NSString> finish_;
5192 }
5193
5194 @end
5195
5196 @implementation CydiaProgressData
5197
5198 + (NSArray *) _attributeKeys {
5199     return [NSArray arrayWithObjects:
5200         @"current",
5201         @"events",
5202         @"finish",
5203         @"percent",
5204         @"running",
5205         @"speed",
5206         @"title",
5207         @"total",
5208     nil];
5209 }
5210
5211 - (NSArray *) attributeKeys {
5212     return [[self class] _attributeKeys];
5213 }
5214
5215 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5216     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5217 }
5218
5219 - (id) init {
5220     if ((self = [super init]) != nil) {
5221         events_ = [NSMutableArray arrayWithCapacity:32];
5222     } return self;
5223 }
5224
5225 - (id) delegate {
5226     return delegate_;
5227 }
5228
5229 - (void) setDelegate:(id)delegate {
5230     delegate_ = delegate;
5231 }
5232
5233 - (void) setPercent:(float)value {
5234     percent_ = value;
5235 }
5236
5237 - (NSNumber *) percent {
5238     return [NSNumber numberWithFloat:percent_];
5239 }
5240
5241 - (void) setCurrent:(float)value {
5242     current_ = value;
5243 }
5244
5245 - (NSNumber *) current {
5246     return [NSNumber numberWithFloat:current_];
5247 }
5248
5249 - (void) setTotal:(float)value {
5250     total_ = value;
5251 }
5252
5253 - (NSNumber *) total {
5254     return [NSNumber numberWithFloat:total_];
5255 }
5256
5257 - (void) setSpeed:(float)value {
5258     speed_ = value;
5259 }
5260
5261 - (NSNumber *) speed {
5262     return [NSNumber numberWithFloat:speed_];
5263 }
5264
5265 - (NSArray *) events {
5266     return events_;
5267 }
5268
5269 - (void) removeAllEvents {
5270     [events_ removeAllObjects];
5271 }
5272
5273 - (void) addEvent:(CydiaProgressEvent *)event {
5274     [events_ addObject:event];
5275 }
5276
5277 - (void) setTitle:(NSString *)text {
5278     title_ = text;
5279 }
5280
5281 - (NSString *) title {
5282     return title_;
5283 }
5284
5285 - (void) setFinish:(NSString *)text {
5286     finish_ = text;
5287 }
5288
5289 - (NSString *) finish {
5290     return (id) finish_ ?: [NSNull null];
5291 }
5292
5293 - (void) setRunning:(bool)running {
5294     running_ = running;
5295 }
5296
5297 - (NSNumber *) running {
5298     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5299 }
5300
5301 @end
5302 /* }}} */
5303 /* Progress Controller {{{ */
5304 @interface ProgressController : CydiaWebViewController <
5305     ProgressDelegate
5306 > {
5307     _transient Database *database_;
5308     _H<CydiaProgressData, 1> progress_;
5309     unsigned cancel_;
5310 }
5311
5312 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5313
5314 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5315
5316 - (void) setTitle:(NSString *)title;
5317 - (void) setCancellable:(bool)cancellable;
5318
5319 @end
5320
5321 @implementation ProgressController
5322
5323 - (void) dealloc {
5324     [database_ setProgressDelegate:nil];
5325     [super dealloc];
5326 }
5327
5328 - (UIBarButtonItem *) leftButton {
5329     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5330         initWithTitle:UCLocalize("CANCEL")
5331         style:UIBarButtonItemStylePlain
5332         target:self
5333         action:@selector(cancel)
5334     ] autorelease] : nil;
5335 }
5336
5337 - (void) updateCancel {
5338     [super applyLeftButton];
5339 }
5340
5341 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5342     if ((self = [super init]) != nil) {
5343         database_ = database;
5344         delegate_ = delegate;
5345
5346         [database_ setProgressDelegate:self];
5347
5348         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5349         [progress_ setDelegate:self];
5350
5351         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5352
5353         [scroller_ setBackgroundColor:[UIColor blackColor]];
5354
5355         [[self navigationItem] setHidesBackButton:YES];
5356
5357         [self updateCancel];
5358     } return self;
5359 }
5360
5361 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5362     [super webView:view didClearWindowObject:window forFrame:frame];
5363     [window setValue:progress_ forKey:@"cydiaProgress"];
5364 }
5365
5366 - (void) updateProgress {
5367     [self dispatchEvent:@"CydiaProgressUpdate"];
5368 }
5369
5370 - (void) viewWillAppear:(BOOL)animated {
5371     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5372     [super viewWillAppear:animated];
5373 }
5374
5375 - (void) reloadSpringBoard {
5376     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5377         system("/bin/launchctl stop com.apple.backboardd");
5378         sleep(15);
5379         system("/usr/bin/killall backboardd SpringBoard sbreload");
5380         return;
5381     }
5382
5383     pid_t pid(ExecFork());
5384     if (pid == 0) {
5385         if (setsid() == -1)
5386             perror("setsid");
5387
5388         pid_t pid(ExecFork());
5389         if (pid == 0) {
5390             execl("/usr/bin/sbreload", "sbreload", NULL);
5391             perror("sbreload");
5392
5393             exit(0);
5394         } ReapZombie(pid);
5395
5396         exit(0);
5397     } ReapZombie(pid);
5398
5399     sleep(15);
5400     system("/usr/bin/killall backboardd SpringBoard sbreload");
5401 }
5402
5403 - (void) close {
5404     UpdateExternalStatus(0);
5405
5406     if (Finish_ > 1)
5407         [delegate_ saveState];
5408
5409     switch (Finish_) {
5410         case 0:
5411             [delegate_ returnToCydia];
5412         break;
5413
5414         case 1:
5415             [delegate_ terminateWithSuccess];
5416             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5417                 [delegate_ suspendWithAnimation:YES];
5418             else
5419                 [delegate_ suspend];*/
5420         break;
5421
5422         case 2:
5423             _trace();
5424             goto reload;
5425
5426         case 3:
5427             _trace();
5428             goto reload;
5429
5430         reload: {
5431             UIProgressHUD *hud([delegate_ addProgressHUD]);
5432             [hud setText:UCLocalize("LOADING")];
5433             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5434             return;
5435         }
5436
5437         case 4:
5438             _trace();
5439             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5440                 SBReboot(SBSSpringBoardServerPort());
5441             else
5442                 reboot2(RB_AUTOBOOT);
5443         break;
5444     }
5445
5446     [super close];
5447 }
5448
5449 - (void) setTitle:(NSString *)title {
5450     [progress_ setTitle:title];
5451     [self updateProgress];
5452 }
5453
5454 - (UIBarButtonItem *) rightButton {
5455     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5456         initWithTitle:UCLocalize("CLOSE")
5457         style:UIBarButtonItemStylePlain
5458         target:self
5459         action:@selector(close)
5460     ] autorelease];
5461 }
5462
5463 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5464     UpdateExternalStatus(1);
5465
5466     [progress_ setRunning:true];
5467     [self setTitle:title];
5468     // implicit updateProgress
5469
5470     SHA1SumValue notifyconf; {
5471         FileFd file;
5472         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5473             _error->Discard();
5474         else {
5475             MMap mmap(file, MMap::ReadOnly);
5476             SHA1Summation sha1;
5477             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5478             notifyconf = sha1.Result();
5479         }
5480     }
5481
5482     SHA1SumValue springlist; {
5483         FileFd file;
5484         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5485             _error->Discard();
5486         else {
5487             MMap mmap(file, MMap::ReadOnly);
5488             SHA1Summation sha1;
5489             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5490             springlist = sha1.Result();
5491         }
5492     }
5493
5494     if (invocation != nil) {
5495         [invocation yieldToSelector:@selector(invoke)];
5496         [self setTitle:@"COMPLETE"];
5497     }
5498
5499     if (Finish_ < 4) {
5500         FileFd file;
5501         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5502             _error->Discard();
5503         else {
5504             MMap mmap(file, MMap::ReadOnly);
5505             SHA1Summation sha1;
5506             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5507             if (!(notifyconf == sha1.Result()))
5508                 Finish_ = 4;
5509         }
5510     }
5511
5512     if (Finish_ < 3) {
5513         FileFd file;
5514         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5515             _error->Discard();
5516         else {
5517             MMap mmap(file, MMap::ReadOnly);
5518             SHA1Summation sha1;
5519             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5520             if (!(springlist == sha1.Result()))
5521                 Finish_ = 3;
5522         }
5523     }
5524
5525     if (Finish_ < 2) {
5526         if (RestartSubstrate_)
5527             Finish_ = 2;
5528     }
5529
5530     RestartSubstrate_ = false;
5531
5532     switch (Finish_) {
5533         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5534         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5535         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5536         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5537         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5538     }
5539
5540     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5541
5542     [progress_ setRunning:false];
5543     [self updateProgress];
5544
5545     [self applyRightButton];
5546 }
5547
5548 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5549     [progress_ addEvent:event];
5550     [self updateProgress];
5551 }
5552
5553 - (bool) isProgressCancelled {
5554     return cancel_ == 2;
5555 }
5556
5557 - (void) cancel {
5558     cancel_ = 2;
5559     [self updateCancel];
5560 }
5561
5562 - (void) setCancellable:(bool)cancellable {
5563     unsigned cancel(cancel_);
5564
5565     if (!cancellable)
5566         cancel_ = 0;
5567     else if (cancel_ == 0)
5568         cancel_ = 1;
5569
5570     if (cancel != cancel_)
5571         [self updateCancel];
5572 }
5573
5574 - (void) setProgressCancellable:(NSNumber *)cancellable {
5575     [self setCancellable:[cancellable boolValue]];
5576 }
5577
5578 - (void) setProgressPercent:(NSNumber *)percent {
5579     [progress_ setPercent:[percent floatValue]];
5580     [self updateProgress];
5581 }
5582
5583 - (void) setProgressStatus:(NSDictionary *)status {
5584     if (status == nil) {
5585         [progress_ setCurrent:0];
5586         [progress_ setTotal:0];
5587         [progress_ setSpeed:0];
5588     } else {
5589         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5590
5591         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5592         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5593         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5594     }
5595
5596     [self updateProgress];
5597 }
5598
5599 @end
5600 /* }}} */
5601
5602 /* Package Cell {{{ */
5603 @interface PackageCell : CyteTableViewCell <
5604     CyteTableViewCellDelegate
5605 > {
5606     _H<UIImage> icon_;
5607     _H<NSString> name_;
5608     _H<NSString> description_;
5609     bool commercial_;
5610     _H<NSString> source_;
5611     _H<UIImage> badge_;
5612     _H<UIImage> placard_;
5613     bool summarized_;
5614 }
5615
5616 - (PackageCell *) init;
5617 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5618
5619 - (void) drawContentRect:(CGRect)rect;
5620
5621 @end
5622
5623 @implementation PackageCell
5624
5625 - (PackageCell *) init {
5626     CGRect frame(CGRectMake(0, 0, 320, 74));
5627     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5628         UIView *content([self contentView]);
5629         CGRect bounds([content bounds]);
5630
5631         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5632         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5633         [content addSubview:content_];
5634
5635         [content_ setDelegate:self];
5636         [content_ setOpaque:YES];
5637     } return self;
5638 }
5639
5640 - (NSString *) accessibilityLabel {
5641     return name_;
5642 }
5643
5644 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5645     summarized_ = summary;
5646
5647     icon_ = nil;
5648     name_ = nil;
5649     description_ = nil;
5650     source_ = nil;
5651     badge_ = nil;
5652     placard_ = nil;
5653
5654     if (package == nil)
5655         [content_ setBackgroundColor:[UIColor whiteColor]];
5656     else {
5657         [package parse];
5658
5659         Source *source = [package source];
5660
5661         icon_ = [package icon];
5662
5663         if (NSString *name = [package name])
5664             name_ = [NSString stringWithString:name];
5665
5666         if (NSString *description = [package shortDescription])
5667             description_ = [NSString stringWithString:description];
5668
5669         commercial_ = [package isCommercial];
5670
5671         NSString *label = nil;
5672         bool trusted = false;
5673
5674         if (source != nil) {
5675             label = [source label];
5676             trusted = [source trusted];
5677         } else if ([[package id] isEqualToString:@"firmware"])
5678             label = UCLocalize("APPLE");
5679         else
5680             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5681
5682         NSString *from(label);
5683
5684         NSString *section = [package simpleSection];
5685         if (section != nil && ![section isEqualToString:label]) {
5686             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5687             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5688         }
5689
5690         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5691
5692         if (NSString *purpose = [package primaryPurpose])
5693             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5694
5695         UIColor *color;
5696         NSString *placard;
5697
5698         if (NSString *mode = [package mode]) {
5699             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5700                 color = RemovingColor_;
5701                 placard = @"removing";
5702             } else {
5703                 color = InstallingColor_;
5704                 placard = @"installing";
5705             }
5706         } else {
5707             color = [UIColor whiteColor];
5708
5709             if ([package installed] != nil)
5710                 placard = @"installed";
5711             else
5712                 placard = nil;
5713         }
5714
5715         [content_ setBackgroundColor:color];
5716
5717         if (placard != nil)
5718             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5719     }
5720
5721     [self setNeedsDisplay];
5722     [content_ setNeedsDisplay];
5723 }
5724
5725 - (void) drawSummaryContentRect:(CGRect)rect {
5726     bool highlighted(highlighted_);
5727     float width([self bounds].size.width);
5728
5729     if (icon_ != nil) {
5730         CGRect rect;
5731         rect.size = [(UIImage *) icon_ size];
5732
5733         while (rect.size.width > 16 || rect.size.height > 16) {
5734             rect.size.width /= 2;
5735             rect.size.height /= 2;
5736         }
5737
5738         rect.origin.x = 19 - rect.size.width / 2;
5739         rect.origin.y = 19 - rect.size.height / 2;
5740
5741         [icon_ drawInRect:rect];
5742     }
5743
5744     if (badge_ != nil) {
5745         CGRect rect;
5746         rect.size = [(UIImage *) badge_ size];
5747
5748         rect.size.width /= 4;
5749         rect.size.height /= 4;
5750
5751         rect.origin.x = 25 - rect.size.width / 2;
5752         rect.origin.y = 25 - rect.size.height / 2;
5753
5754         [badge_ drawInRect:rect];
5755     }
5756
5757     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5758         UISetColor(White_);
5759
5760     if (!highlighted)
5761         UISetColor(commercial_ ? Purple_ : Black_);
5762     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5763
5764     if (placard_ != nil)
5765         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5766 }
5767
5768 - (void) drawNormalContentRect:(CGRect)rect {
5769     bool highlighted(highlighted_);
5770     float width([self bounds].size.width);
5771
5772     if (icon_ != nil) {
5773         CGRect rect;
5774         rect.size = [(UIImage *) icon_ size];
5775
5776         while (rect.size.width > 32 || rect.size.height > 32) {
5777             rect.size.width /= 2;
5778             rect.size.height /= 2;
5779         }
5780
5781         rect.origin.x = 25 - rect.size.width / 2;
5782         rect.origin.y = 25 - rect.size.height / 2;
5783
5784         [icon_ drawInRect:rect];
5785     }
5786
5787     if (badge_ != nil) {
5788         CGRect rect;
5789         rect.size = [(UIImage *) badge_ size];
5790
5791         rect.size.width /= 2;
5792         rect.size.height /= 2;
5793
5794         rect.origin.x = 36 - rect.size.width / 2;
5795         rect.origin.y = 36 - rect.size.height / 2;
5796
5797         [badge_ drawInRect:rect];
5798     }
5799
5800     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5801         UISetColor(White_);
5802
5803     if (!highlighted)
5804         UISetColor(commercial_ ? Purple_ : Black_);
5805     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5806     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5807
5808     if (!highlighted)
5809         UISetColor(commercial_ ? Purplish_ : Gray_);
5810     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5811
5812     if (placard_ != nil)
5813         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5814 }
5815
5816 - (void) drawContentRect:(CGRect)rect {
5817     if (summarized_)
5818         [self drawSummaryContentRect:rect];
5819     else
5820         [self drawNormalContentRect:rect];
5821 }
5822
5823 @end
5824 /* }}} */
5825 /* Section Cell {{{ */
5826 @interface SectionCell : CyteTableViewCell <
5827     CyteTableViewCellDelegate
5828 > {
5829     _H<NSString> basic_;
5830     _H<NSString> section_;
5831     _H<NSString> name_;
5832     _H<NSString> count_;
5833     _H<UIImage> icon_;
5834     _H<UISwitch> switch_;
5835     BOOL editing_;
5836 }
5837
5838 - (void) setSection:(Section *)section editing:(BOOL)editing;
5839
5840 @end
5841
5842 @implementation SectionCell
5843
5844 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5845     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5846         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5847         // XXX: this initial frame is wrong, but is fixed later
5848         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5849         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5850
5851         UIView *content([self contentView]);
5852         CGRect bounds([content bounds]);
5853
5854         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5855         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5856         [content addSubview:content_];
5857         [content_ setBackgroundColor:[UIColor whiteColor]];
5858
5859         [content_ setDelegate:self];
5860     } return self;
5861 }
5862
5863 - (void) onSwitch:(id)sender {
5864     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5865     if (metadata == nil) {
5866         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5867         [Sections_ setObject:metadata forKey:basic_];
5868     }
5869
5870     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5871     Changed_ = true;
5872 }
5873
5874 - (void) setSection:(Section *)section editing:(BOOL)editing {
5875     if (editing != editing_) {
5876         if (editing_)
5877             [switch_ removeFromSuperview];
5878         else
5879             [self addSubview:switch_];
5880         editing_ = editing;
5881     }
5882
5883     basic_ = nil;
5884     section_ = nil;
5885     name_ = nil;
5886     count_ = nil;
5887
5888     if (section == nil) {
5889         name_ = UCLocalize("ALL_PACKAGES");
5890         count_ = nil;
5891     } else {
5892         basic_ = [section name];
5893         section_ = [section localized];
5894
5895         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5896         count_ = [NSString stringWithFormat:@"%d", [section count]];
5897
5898         if (editing_)
5899             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5900     }
5901
5902     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5903     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5904
5905     [content_ setNeedsDisplay];
5906 }
5907
5908 - (void) setFrame:(CGRect)frame {
5909     [super setFrame:frame];
5910
5911     CGRect rect([switch_ frame]);
5912     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5913 }
5914
5915 - (NSString *) accessibilityLabel {
5916     return name_;
5917 }
5918
5919 - (void) drawContentRect:(CGRect)rect {
5920     bool highlighted(highlighted_ && !editing_);
5921
5922     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
5923
5924     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5925         UISetColor(White_);
5926
5927     float width(rect.size.width);
5928     if (editing_)
5929         width -= 9 + [switch_ frame].size.width;
5930
5931     if (!highlighted)
5932         UISetColor(Black_);
5933     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:UILineBreakModeTailTruncation];
5934
5935     CGSize size = [count_ sizeWithFont:Font14_];
5936
5937     UISetColor(Folder_);
5938     if (count_ != nil)
5939         [count_ drawAtPoint:CGPointMake(10 + (30 - size.width) / 2, 18) withFont:Font12Bold_];
5940 }
5941
5942 @end
5943 /* }}} */
5944
5945 /* File Table {{{ */
5946 @interface FileTable : CyteViewController <
5947     UITableViewDataSource,
5948     UITableViewDelegate
5949 > {
5950     _transient Database *database_;
5951     _H<Package> package_;
5952     _H<NSString> name_;
5953     _H<NSMutableArray> files_;
5954     _H<UITableView, 2> list_;
5955 }
5956
5957 - (id) initWithDatabase:(Database *)database;
5958 - (void) setPackage:(Package *)package;
5959
5960 @end
5961
5962 @implementation FileTable
5963
5964 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5965     return files_ == nil ? 0 : [files_ count];
5966 }
5967
5968 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5969     return 24.0f;
5970 }*/
5971
5972 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5973     static NSString *reuseIdentifier = @"Cell";
5974
5975     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5976     if (cell == nil) {
5977         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5978         [cell setFont:[UIFont systemFontOfSize:16]];
5979     }
5980     [cell setText:[files_ objectAtIndex:indexPath.row]];
5981     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5982
5983     return cell;
5984 }
5985
5986 - (NSURL *) navigationURL {
5987     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5988 }
5989
5990 - (void) loadView {
5991     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5992     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5993     [list_ setRowHeight:24.0f];
5994     [(UITableView *) list_ setDataSource:self];
5995     [list_ setDelegate:self];
5996     [self setView:list_];
5997 }
5998
5999 - (void) viewDidLoad {
6000     [super viewDidLoad];
6001
6002     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6003 }
6004
6005 - (void) releaseSubviews {
6006     list_ = nil;
6007
6008     package_ = nil;
6009     files_ = nil;
6010
6011     [super releaseSubviews];
6012 }
6013
6014 - (id) initWithDatabase:(Database *)database {
6015     if ((self = [super init]) != nil) {
6016         database_ = database;
6017     } return self;
6018 }
6019
6020 - (void) setPackage:(Package *)package {
6021     package_ = nil;
6022     name_ = nil;
6023
6024     files_ = [NSMutableArray arrayWithCapacity:32];
6025
6026     if (package != nil) {
6027         package_ = package;
6028         name_ = [package id];
6029
6030         if (NSArray *files = [package files])
6031             [files_ addObjectsFromArray:files];
6032
6033         if ([files_ count] != 0) {
6034             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6035                 [files_ removeObjectAtIndex:0];
6036             [files_ sortUsingSelector:@selector(compareByPath:)];
6037
6038             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6039             [stack addObject:@"/"];
6040
6041             for (int i(0), e([files_ count]); i != e; ++i) {
6042                 NSString *file = [files_ objectAtIndex:i];
6043                 while (![file hasPrefix:[stack lastObject]])
6044                     [stack removeLastObject];
6045                 NSString *directory = [stack lastObject];
6046                 [stack addObject:[file stringByAppendingString:@"/"]];
6047                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6048                     ([stack count] - 2) * 3, "",
6049                     [file substringFromIndex:[directory length]]
6050                 ]];
6051             }
6052         }
6053     }
6054
6055     [list_ reloadData];
6056 }
6057
6058 - (void) reloadData {
6059     [super reloadData];
6060
6061     [self setPackage:[database_ packageWithName:name_]];
6062 }
6063
6064 @end
6065 /* }}} */
6066 /* Package Controller {{{ */
6067 @interface CYPackageController : CydiaWebViewController <
6068     UIActionSheetDelegate
6069 > {
6070     _transient Database *database_;
6071     _H<Package> package_;
6072     _H<NSString> name_;
6073     bool commercial_;
6074     _H<NSMutableArray> buttons_;
6075     _H<UIBarButtonItem> button_;
6076 }
6077
6078 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6079
6080 @end
6081
6082 @implementation CYPackageController
6083
6084 - (NSURL *) navigationURL {
6085     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6086 }
6087
6088 /* XXX: this is not safe at all... localization of /fail/ */
6089 - (void) _clickButtonWithName:(NSString *)name {
6090     if ([name isEqualToString:UCLocalize("CLEAR")])
6091         [delegate_ clearPackage:package_];
6092     else if ([name isEqualToString:UCLocalize("INSTALL")])
6093         [delegate_ installPackage:package_];
6094     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6095         [delegate_ installPackage:package_];
6096     else if ([name isEqualToString:UCLocalize("REMOVE")])
6097         [delegate_ removePackage:package_];
6098     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6099         [delegate_ installPackage:package_];
6100     else _assert(false);
6101 }
6102
6103 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6104     NSString *context([sheet context]);
6105
6106     if ([context isEqualToString:@"modify"]) {
6107         if (button != [sheet cancelButtonIndex]) {
6108             NSString *buttonName = [buttons_ objectAtIndex:button];
6109             [self _clickButtonWithName:buttonName];
6110         }
6111
6112         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6113     }
6114 }
6115
6116 - (bool) _allowJavaScriptPanel {
6117     return commercial_;
6118 }
6119
6120 #if !AlwaysReload
6121 - (void) _customButtonClicked {
6122     int count([buttons_ count]);
6123     if (count == 0)
6124         return;
6125
6126     if (count == 1)
6127         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6128     else {
6129         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6130         [buttons addObjectsFromArray:buttons_];
6131
6132         UIActionSheet *sheet = [[[UIActionSheet alloc]
6133             initWithTitle:nil
6134             delegate:self
6135             cancelButtonTitle:nil
6136             destructiveButtonTitle:nil
6137             otherButtonTitles:nil
6138         ] autorelease];
6139
6140         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6141         if (!IsWildcat_) {
6142            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6143            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6144         }
6145         [sheet setContext:@"modify"];
6146
6147         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6148     }
6149 }
6150
6151 - (void) reloadButtonClicked {
6152     if (commercial_ && function_ == nil && [package_ uninstalled])
6153         return;
6154     [self customButtonClicked];
6155 }
6156
6157 - (void) applyLoadingTitle {
6158     // Don't show "Loading" as the title. Ever.
6159 }
6160
6161 - (UIBarButtonItem *) rightButton {
6162     return button_;
6163 }
6164 #endif
6165
6166 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6167     if ((self = [super init]) != nil) {
6168         database_ = database;
6169         buttons_ = [NSMutableArray arrayWithCapacity:4];
6170         name_ = name == nil ? @"" : [NSString stringWithString:name];
6171         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6172     } return self;
6173 }
6174
6175 - (void) reloadData {
6176     [super reloadData];
6177
6178     package_ = [database_ packageWithName:name_];
6179
6180     [buttons_ removeAllObjects];
6181
6182     if (package_ != nil) {
6183         [(Package *) package_ parse];
6184
6185         commercial_ = [package_ isCommercial];
6186
6187         if ([package_ mode] != nil)
6188             [buttons_ addObject:UCLocalize("CLEAR")];
6189         if ([package_ source] == nil);
6190         else if ([package_ upgradableAndEssential:NO])
6191             [buttons_ addObject:UCLocalize("UPGRADE")];
6192         else if ([package_ uninstalled])
6193             [buttons_ addObject:UCLocalize("INSTALL")];
6194         else
6195             [buttons_ addObject:UCLocalize("REINSTALL")];
6196         if (![package_ uninstalled])
6197             [buttons_ addObject:UCLocalize("REMOVE")];
6198     }
6199
6200     NSString *title;
6201     switch ([buttons_ count]) {
6202         case 0: title = nil; break;
6203         case 1: title = [buttons_ objectAtIndex:0]; break;
6204         default: title = UCLocalize("MODIFY"); break;
6205     }
6206
6207     button_ = [[[UIBarButtonItem alloc]
6208         initWithTitle:title
6209         style:UIBarButtonItemStylePlain
6210         target:self
6211         action:@selector(customButtonClicked)
6212     ] autorelease];
6213 }
6214
6215 - (bool) isLoading {
6216     return commercial_ ? [super isLoading] : false;
6217 }
6218
6219 @end
6220 /* }}} */
6221
6222 /* Package List Controller {{{ */
6223 @interface PackageListController : CyteViewController <
6224     UITableViewDataSource,
6225     UITableViewDelegate
6226 > {
6227     _transient Database *database_;
6228     unsigned era_;
6229     _H<NSArray> packages_;
6230     _H<NSMutableArray> sections_;
6231     _H<UITableView, 2> list_;
6232     _H<NSMutableArray> index_;
6233     _H<NSMutableDictionary> indices_;
6234     _H<NSString> title_;
6235     unsigned reloading_;
6236 }
6237
6238 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6239 - (void) setDelegate:(id)delegate;
6240 - (void) resetCursor;
6241 - (void) clearData;
6242
6243 @end
6244
6245 @implementation PackageListController
6246
6247 - (NSURL *) referrerURL {
6248     return [self navigationURL];
6249 }
6250
6251 - (bool) isSummarized {
6252     return false;
6253 }
6254
6255 - (bool) showsSections {
6256     return true;
6257 }
6258
6259 - (void) deselectWithAnimation:(BOOL)animated {
6260     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6261 }
6262
6263 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6264     CGRect base = [[self view] bounds];
6265     base.size.height -= bounds.size.height;
6266     base.origin = [list_ frame].origin;
6267
6268     [UIView beginAnimations:nil context:NULL];
6269     [UIView setAnimationBeginsFromCurrentState:YES];
6270     [UIView setAnimationCurve:curve];
6271     [UIView setAnimationDuration:duration];
6272     [list_ setFrame:base];
6273     [UIView commitAnimations];
6274 }
6275
6276 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6277     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6278 }
6279
6280 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6281     [self resizeForKeyboardBounds:bounds duration:0];
6282 }
6283
6284 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6285     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6286         *curve = UIViewAnimationCurveEaseInOut;
6287     else
6288         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6289
6290     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6291         *duration = 0.3;
6292     else
6293         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6294 }
6295
6296 - (void) keyboardWillShow:(NSNotification *)notification {
6297     CGRect bounds;
6298     CGPoint center;
6299     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6300     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6301
6302     NSTimeInterval duration;
6303     UIViewAnimationCurve curve;
6304     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6305
6306     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);
6307     UIViewController *base = self;
6308     while ([base parentOrPresentingViewController] != nil)
6309         base = [base parentOrPresentingViewController];
6310     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6311     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6312
6313     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6314         intersection.size.height += CYStatusBarHeight();
6315
6316     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6317 }
6318
6319 - (void) keyboardWillHide:(NSNotification *)notification {
6320     NSTimeInterval duration;
6321     UIViewAnimationCurve curve;
6322     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6323
6324     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6325 }
6326
6327 - (void) viewWillAppear:(BOOL)animated {
6328     [super viewWillAppear:animated];
6329
6330     [self resizeForKeyboardBounds:CGRectZero];
6331     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6332     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6333 }
6334
6335 - (void) viewWillDisappear:(BOOL)animated {
6336     [super viewWillDisappear:animated];
6337
6338     [self resizeForKeyboardBounds:CGRectZero];
6339     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6340     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6341 }
6342
6343 - (void) viewDidAppear:(BOOL)animated {
6344     [super viewDidAppear:animated];
6345     [self deselectWithAnimation:animated];
6346 }
6347
6348 - (void) didSelectPackage:(Package *)package {
6349     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6350     [view setDelegate:delegate_];
6351     [[self navigationController] pushViewController:view animated:YES];
6352 }
6353
6354 #if TryIndexedCollation
6355 + (BOOL) hasIndexedCollation {
6356     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6357 }
6358 #endif
6359
6360 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6361     NSInteger count([sections_ count]);
6362     return count == 0 ? 1 : count;
6363 }
6364
6365 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6366     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6367         return nil;
6368     return [[sections_ objectAtIndex:section] name];
6369 }
6370
6371 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6372     if ([sections_ count] == 0)
6373         return 0;
6374     return [[sections_ objectAtIndex:section] count];
6375 }
6376
6377 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6378 @synchronized (database_) {
6379     if ([database_ era] != era_)
6380         return nil;
6381
6382     Section *section([sections_ objectAtIndex:[path section]]);
6383     NSInteger row([path row]);
6384     Package *package([packages_ objectAtIndex:([section row] + row)]);
6385     return [[package retain] autorelease];
6386 } }
6387
6388 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6389     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6390     if (cell == nil)
6391         cell = [[[PackageCell alloc] init] autorelease];
6392
6393     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6394     [cell setPackage:package asSummary:[self isSummarized]];
6395     return cell;
6396 }
6397
6398 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6399     Package *package([self packageAtIndexPath:path]);
6400     package = [database_ packageWithName:[package id]];
6401     [self didSelectPackage:package];
6402 }
6403
6404 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6405     if (![self showsSections])
6406         return nil;
6407
6408     return index_;
6409 }
6410
6411 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6412 #if TryIndexedCollation
6413     if ([[self class] hasIndexedCollation]) {
6414         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6415     }
6416 #endif
6417
6418     return index;
6419 }
6420
6421 - (void) updateHeight {
6422     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6423 }
6424
6425 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6426     if ((self = [super init]) != nil) {
6427         database_ = database;
6428         title_ = [title copy];
6429         [[self navigationItem] setTitle:title_];
6430     } return self;
6431 }
6432
6433 - (void) loadView {
6434     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6435     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6436     [self setView:view];
6437
6438     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6439     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6440     [view addSubview:list_];
6441
6442     // XXX: is 20 the most optimal number here?
6443     [list_ setSectionIndexMinimumDisplayRowCount:20];
6444
6445     [(UITableView *) list_ setDataSource:self];
6446     [list_ setDelegate:self];
6447
6448     [self updateHeight];
6449 }
6450
6451 - (void) releaseSubviews {
6452     list_ = nil;
6453
6454     packages_ = nil;
6455     sections_ = nil;
6456     index_ = nil;
6457     indices_ = nil;
6458
6459     [super releaseSubviews];
6460 }
6461
6462 - (void) setDelegate:(id)delegate {
6463     delegate_ = delegate;
6464 }
6465
6466 - (bool) shouldYield {
6467     return false;
6468 }
6469
6470 - (bool) shouldBlock {
6471     return false;
6472 }
6473
6474 - (NSMutableArray *) _reloadPackages {
6475 @synchronized (database_) {
6476     era_ = [database_ era];
6477     NSArray *packages([database_ packages]);
6478
6479     return [NSMutableArray arrayWithArray:packages];
6480 } }
6481
6482 - (void) _reloadData {
6483     if (reloading_ != 0) {
6484         reloading_ = 2;
6485         return;
6486     }
6487
6488     NSArray *packages;
6489
6490   reload:
6491     if ([self shouldYield]) {
6492         do {
6493             UIProgressHUD *hud;
6494
6495             if (![self shouldBlock])
6496                 hud = nil;
6497             else {
6498                 hud = [delegate_ addProgressHUD];
6499                 [hud setText:UCLocalize("LOADING")];
6500             }
6501
6502             reloading_ = 1;
6503             packages = [self yieldToSelector:@selector(_reloadPackages)];
6504
6505             if (hud != nil)
6506                 [delegate_ removeProgressHUD:hud];
6507         } while (reloading_ == 2);
6508     } else {
6509         packages = [self _reloadPackages];
6510     }
6511
6512 @synchronized (database_) {
6513     if (era_ != [database_ era])
6514         goto reload;
6515     reloading_ = 0;
6516
6517     packages_ = packages;
6518
6519     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6520     sections_ = [NSMutableArray arrayWithCapacity:16];
6521
6522     Section *section = nil;
6523
6524 #if TryIndexedCollation
6525     if ([[self class] hasIndexedCollation]) {
6526         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6527
6528         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6529         NSArray *titles = [collation sectionIndexTitles];
6530         int secidx = -1;
6531
6532         _profile(PackageTable$reloadData$Section)
6533             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6534                 Package *package;
6535                 int index;
6536
6537                 _profile(PackageTable$reloadData$Section$Package)
6538                     package = [packages_ objectAtIndex:offset];
6539                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6540                 _end
6541
6542                 while (secidx < index) {
6543                     secidx += 1;
6544
6545                     _profile(PackageTable$reloadData$Section$Allocate)
6546                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6547                     _end
6548
6549                     _profile(PackageTable$reloadData$Section$Add)
6550                         [sections_ addObject:section];
6551                     _end
6552                 }
6553
6554                 [section addToCount];
6555             }
6556         _end
6557     } else
6558 #endif
6559     {
6560         index_ = [NSMutableArray arrayWithCapacity:32];
6561
6562         bool sectioned([self showsSections]);
6563         if (!sectioned) {
6564             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6565             [sections_ addObject:section];
6566         }
6567
6568         _profile(PackageTable$reloadData$Section)
6569             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6570                 Package *package;
6571                 unichar index;
6572
6573                 _profile(PackageTable$reloadData$Section$Package)
6574                     package = [packages_ objectAtIndex:offset];
6575                     index = [package index];
6576                 _end
6577
6578                 if (sectioned && (section == nil || [section index] != index)) {
6579                     _profile(PackageTable$reloadData$Section$Allocate)
6580                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6581                     _end
6582
6583                     [index_ addObject:[section name]];
6584                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6585
6586                     _profile(PackageTable$reloadData$Section$Add)
6587                         [sections_ addObject:section];
6588                     _end
6589                 }
6590
6591                 [section addToCount];
6592             }
6593         _end
6594     }
6595
6596     [self updateHeight];
6597
6598     _profile(PackageTable$reloadData$List)
6599         [(UITableView *) list_ setDataSource:self];
6600         [list_ reloadData];
6601     _end
6602 } }
6603
6604 - (void) reloadData {
6605     [super reloadData];
6606
6607     if ([self shouldYield])
6608         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6609     else
6610         [self _reloadData];
6611 }
6612
6613 - (void) resetCursor {
6614     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6615 }
6616
6617 - (void) clearData {
6618     [self updateHeight];
6619
6620     [list_ setDataSource:nil];
6621     [list_ reloadData];
6622
6623     [self resetCursor];
6624 }
6625
6626 @end
6627 /* }}} */
6628 /* Filtered Package List Controller {{{ */
6629 @interface FilteredPackageListController : PackageListController {
6630     SEL filter_;
6631     IMP imp_;
6632     _H<NSObject> object_;
6633     _H<NSObject> stuff_;
6634 }
6635
6636 - (void) setObject:(id)object;
6637 - (void) setStuff:(id)object;
6638 - (void) setObject:(id)object andStuff:(id)stuff;
6639
6640 - (void) setObject:(id)object forFilter:(SEL)filter;
6641 - (void) setObject:(id)object andStuff:(id)stuff forFilter:(SEL)filter;
6642
6643 - (SEL) filter;
6644 - (void) setFilter:(SEL)filter;
6645
6646 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6647
6648 @end
6649
6650 @implementation FilteredPackageListController
6651
6652 - (SEL) filter {
6653     return filter_;
6654 }
6655
6656 - (void) setFilter:(SEL)filter {
6657 @synchronized (self) {
6658     filter_ = filter;
6659
6660     /* XXX: this is an unsafe optimization of doomy hell */
6661     Method method(class_getInstanceMethod([Package class], filter));
6662     _assert(method != NULL);
6663     imp_ = method_getImplementation(method);
6664     _assert(imp_ != NULL);
6665 } }
6666
6667 - (void) setObject:(id)object {
6668 @synchronized (self) {
6669     object_ = object;
6670 } }
6671
6672 - (void) setStuff:(id)stuff {
6673 @synchronized (self) {
6674     stuff_ = stuff;
6675 } }
6676
6677 - (void) setObject:(id)object andStuff:(id)stuff {
6678 @synchronized (self) {
6679     object_ = object;
6680     stuff_ = stuff;
6681 } }
6682
6683 - (void) setObject:(id)object forFilter:(SEL)filter {
6684 @synchronized (self) {
6685     [self setFilter:filter];
6686     object_ = object;
6687 } }
6688
6689 - (void) setObject:(id)object andStuff:(id)stuff forFilter:(SEL)filter {
6690 @synchronized (self) {
6691     [self setFilter:filter];
6692     object_ = object;
6693     stuff_ = stuff;
6694 } }
6695
6696 - (NSMutableArray *) _reloadPackages {
6697 @synchronized (database_) {
6698     era_ = [database_ era];
6699     NSArray *packages([database_ packages]);
6700
6701     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6702
6703     IMP imp;
6704     SEL filter;
6705     _H<NSObject> object;
6706     _H<NSObject> stuff;
6707
6708     @synchronized (self) {
6709         imp = imp_;
6710         filter = filter_;
6711         object = object_;
6712         stuff = stuff_;
6713     }
6714
6715     _profile(PackageTable$reloadData$Filter)
6716         for (Package *package in packages)
6717             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id, id)>(imp))(package, filter, object, stuff))
6718                 [filtered addObject:package];
6719     _end
6720
6721     return filtered;
6722 } }
6723
6724 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6725     if ((self = [super initWithDatabase:database title:title]) != nil) {
6726         [self setFilter:filter];
6727         object_ = object;
6728     } return self;
6729 }
6730
6731 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object with:(id)stuff {
6732     if ((self = [super initWithDatabase:database title:title]) != nil) {
6733         [self setFilter:filter];
6734         object_ = object;
6735         stuff_ = stuff;
6736     } return self;
6737 }
6738
6739 @end
6740 /* }}} */
6741
6742 /* Home Controller {{{ */
6743 @interface HomeController : CydiaWebViewController {
6744     CFRunLoopRef runloop_;
6745     SCNetworkReachabilityRef reachability_;
6746 }
6747
6748 @end
6749
6750 @implementation HomeController
6751
6752 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6753     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6754 }
6755
6756 - (id) init {
6757     if ((self = [super init]) != nil) {
6758         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6759         [self reloadData];
6760
6761         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6762         if (reachability_ != NULL) {
6763             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6764             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6765
6766             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6767             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6768                 runloop_ = runloop;
6769         }
6770     } return self;
6771 }
6772
6773 - (void) dealloc {
6774     if (reachability_ != NULL && runloop_ != NULL)
6775         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6776     [super dealloc];
6777 }
6778
6779 - (NSURL *) navigationURL {
6780     return [NSURL URLWithString:@"cydia://home"];
6781 }
6782
6783 - (void) aboutButtonClicked {
6784     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6785
6786     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6787     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6788     [alert setCancelButtonIndex:0];
6789
6790     [alert setMessage:
6791         @"Copyright \u00a9 2008-2013\n"
6792         "SaurikIT, LLC\n"
6793         "\n"
6794         "Jay Freeman (saurik)\n"
6795         "saurik@saurik.com\n"
6796         "http://www.saurik.com/"
6797     ];
6798
6799     [alert show];
6800 }
6801
6802 - (UIBarButtonItem *) leftButton {
6803     return [[[UIBarButtonItem alloc]
6804         initWithTitle:UCLocalize("ABOUT")
6805         style:UIBarButtonItemStylePlain
6806         target:self
6807         action:@selector(aboutButtonClicked)
6808     ] autorelease];
6809 }
6810
6811 @end
6812 /* }}} */
6813
6814 /* Cydia Navigation Controller Interface {{{ */
6815 @interface UINavigationController (Cydia)
6816
6817 - (NSArray *) navigationURLCollection;
6818 - (void) unloadData;
6819
6820 @end
6821 /* }}} */
6822
6823 /* Cydia Tab Bar Controller {{{ */
6824 @interface CydiaTabBarController : CyteTabBarController <
6825     UITabBarControllerDelegate,
6826     FetchDelegate
6827 > {
6828     _transient Database *database_;
6829
6830     _H<UIActivityIndicatorView> indicator_;
6831
6832     bool updating_;
6833     // XXX: ok, "updatedelegate_"?...
6834     _transient NSObject<CydiaDelegate> *updatedelegate_;
6835 }
6836
6837 - (NSArray *) navigationURLCollection;
6838 - (void) beginUpdate;
6839 - (BOOL) updating;
6840
6841 @end
6842
6843 @implementation CydiaTabBarController
6844
6845 - (NSArray *) navigationURLCollection {
6846     NSMutableArray *items([NSMutableArray array]);
6847
6848     // XXX: Should this deal with transient view controllers?
6849     for (id navigation in [self viewControllers]) {
6850         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6851         if (stack != nil)
6852             [items addObject:stack];
6853     }
6854
6855     return items;
6856 }
6857
6858 - (id) initWithDatabase:(Database *)database {
6859     if ((self = [super init]) != nil) {
6860         database_ = database;
6861         [self setDelegate:self];
6862
6863         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6864         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6865
6866         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6867     } return self;
6868 }
6869
6870 - (void) setUpdate:(NSDate *)date {
6871     [self beginUpdate];
6872 }
6873
6874 - (void) beginUpdate {
6875     if (updating_)
6876         return;
6877
6878     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6879     UITabBarItem *item([controller tabBarItem]);
6880
6881     [item setBadgeValue:@""];
6882     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6883
6884     [indicator_ startAnimating];
6885     [badge addSubview:indicator_];
6886
6887     [updatedelegate_ retainNetworkActivityIndicator];
6888     updating_ = true;
6889
6890     [NSThread
6891         detachNewThreadSelector:@selector(performUpdate)
6892         toTarget:self
6893         withObject:nil
6894     ];
6895 }
6896
6897 - (void) performUpdate {
6898     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6899
6900     SourceStatus status(self, database_);
6901     [database_ updateWithStatus:status];
6902
6903     [self
6904         performSelectorOnMainThread:@selector(completeUpdate)
6905         withObject:nil
6906         waitUntilDone:NO
6907     ];
6908
6909     [pool release];
6910 }
6911
6912 - (void) stopUpdateWithSelector:(SEL)selector {
6913     updating_ = false;
6914     [updatedelegate_ releaseNetworkActivityIndicator];
6915
6916     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6917     [[controller tabBarItem] setBadgeValue:nil];
6918
6919     [indicator_ removeFromSuperview];
6920     [indicator_ stopAnimating];
6921
6922     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6923 }
6924
6925 - (void) completeUpdate {
6926     if (!updating_)
6927         return;
6928     [self stopUpdateWithSelector:@selector(reloadData)];
6929 }
6930
6931 - (void) cancelUpdate {
6932     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6933 }
6934
6935 - (void) cancelPressed {
6936     [self cancelUpdate];
6937 }
6938
6939 - (BOOL) updating {
6940     return updating_;
6941 }
6942
6943 - (bool) isSourceCancelled {
6944     return !updating_;
6945 }
6946
6947 - (void) startSourceFetch:(NSString *)uri {
6948 }
6949
6950 - (void) stopSourceFetch:(NSString *)uri {
6951 }
6952
6953 - (void) setUpdateDelegate:(id)delegate {
6954     updatedelegate_ = delegate;
6955 }
6956
6957 - (UIView *) transitionView {
6958     if (![self respondsToSelector:@selector(_transitionView)])
6959         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6960     else if (kCFCoreFoundationVersionNumber < 800)
6961         return [self _transitionView];
6962     else
6963         return [[[self _transitionView] superview] superview];
6964 }
6965
6966 @end
6967 /* }}} */
6968
6969 /* Cydia Navigation Controller Implementation {{{ */
6970 @implementation UINavigationController (Cydia)
6971
6972 - (NSArray *) navigationURLCollection {
6973     NSMutableArray *stack([NSMutableArray array]);
6974
6975     for (CyteViewController *controller in [self viewControllers]) {
6976         NSString *url = [[controller navigationURL] absoluteString];
6977         if (url != nil)
6978             [stack addObject:url];
6979     }
6980
6981     return stack;
6982 }
6983
6984 - (void) reloadData {
6985     [super reloadData];
6986
6987     UIViewController *visible([self visibleViewController]);
6988     if (visible != nil)
6989         [visible reloadData];
6990
6991     // on the iPad, this view controller is ALSO visible. :(
6992     if (IsWildcat_)
6993         if (UIViewController *top = [self topViewController])
6994             if (top != visible)
6995                 [top reloadData];
6996 }
6997
6998 - (void) unloadData {
6999     for (CyteViewController *page in [self viewControllers])
7000         [page unloadData];
7001
7002     [super unloadData];
7003 }
7004
7005 @end
7006 /* }}} */
7007
7008 /* Cydia:// Protocol {{{ */
7009 @interface CydiaURLProtocol : NSURLProtocol {
7010 }
7011
7012 @end
7013
7014 @implementation CydiaURLProtocol
7015
7016 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7017     NSURL *url([request URL]);
7018     if (url == nil)
7019         return NO;
7020
7021     NSString *scheme([[url scheme] lowercaseString]);
7022     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7023         return YES;
7024     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7025         return YES;
7026
7027     return NO;
7028 }
7029
7030 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7031     return request;
7032 }
7033
7034 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7035     id<NSURLProtocolClient> client([self client]);
7036     if (icon == nil)
7037         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7038     else {
7039         NSData *data(UIImagePNGRepresentation(icon));
7040
7041         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7042         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7043         [client URLProtocol:self didLoadData:data];
7044         [client URLProtocolDidFinishLoading:self];
7045     }
7046 }
7047
7048 - (void) startLoading {
7049     id<NSURLProtocolClient> client([self client]);
7050     NSURLRequest *request([self request]);
7051
7052     NSURL *url([request URL]);
7053     NSString *href([url absoluteString]);
7054     NSString *scheme([[url scheme] lowercaseString]);
7055
7056     NSString *path;
7057
7058     if ([scheme isEqualToString:@"cydia"])
7059         path = [href substringFromIndex:8];
7060     else if ([scheme isEqualToString:@"about"])
7061         path = [href substringFromIndex:12];
7062     else _assert(false);
7063
7064     NSRange slash([path rangeOfString:@"/"]);
7065
7066     NSString *command;
7067     if (slash.location == NSNotFound) {
7068         command = path;
7069         path = nil;
7070     } else {
7071         command = [path substringToIndex:slash.location];
7072         path = [path substringFromIndex:(slash.location + 1)];
7073     }
7074
7075     Database *database([Database sharedInstance]);
7076
7077     if ([command isEqualToString:@"package-icon"]) {
7078         if (path == nil)
7079             goto fail;
7080         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7081         Package *package([database packageWithName:path]);
7082         if (package == nil)
7083             goto fail;
7084         [package parse];
7085         UIImage *icon([package icon]);
7086         [self _returnPNGWithImage:icon forRequest:request];
7087     } else if ([command isEqualToString:@"uikit-image"]) {
7088         if (path == nil)
7089             goto fail;
7090         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7091         UIImage *icon(_UIImageWithName(path));
7092         [self _returnPNGWithImage:icon forRequest:request];
7093     } else if ([command isEqualToString:@"section-icon"]) {
7094         if (path == nil)
7095             goto fail;
7096         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7097         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7098         if (icon == nil)
7099             icon = [UIImage applicationImageNamed:@"unknown.png"];
7100         [self _returnPNGWithImage:icon forRequest:request];
7101     } else fail: {
7102         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7103     }
7104 }
7105
7106 - (void) stopLoading {
7107 }
7108
7109 @end
7110 /* }}} */
7111
7112 /* Section Controller {{{ */
7113 @interface SectionController : FilteredPackageListController {
7114     _H<NSString> key_;
7115     _H<NSString> section_;
7116 }
7117
7118 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7119
7120 @end
7121
7122 @implementation SectionController
7123
7124 - (NSURL *) referrerURL {
7125     NSString *name(section_);
7126     name = name ?: @"*";
7127     NSString *key(key_);
7128     key = key ?: @"*";
7129     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7130 }
7131
7132 - (NSURL *) navigationURL {
7133     NSString *name(section_);
7134     name = name ?: @"*";
7135     NSString *key(key_);
7136     key = key ?: @"*";
7137     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7138 }
7139
7140 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7141     NSString *title;
7142     if (section == nil)
7143         title = UCLocalize("ALL_PACKAGES");
7144     else if (![section isEqual:@""])
7145         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7146     else
7147         title = UCLocalize("NO_SECTION");
7148
7149     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:source:) with:section with:source]) != nil) {
7150         key_ = [source key];
7151         section_ = section;
7152     } return self;
7153 }
7154
7155 - (void) reloadData {
7156     [super setStuff:[database_ sourceWithKey:key_]];
7157     [super reloadData];
7158 }
7159
7160 @end
7161 /* }}} */
7162 /* Sections Controller {{{ */
7163 @interface SectionsController : CyteViewController <
7164     UITableViewDataSource,
7165     UITableViewDelegate
7166 > {
7167     _transient Database *database_;
7168     _H<NSString> key_;
7169     _H<NSMutableArray> sections_;
7170     _H<NSMutableArray> filtered_;
7171     _H<UITableView, 2> list_;
7172 }
7173
7174 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7175 - (void) editButtonClicked;
7176
7177 @end
7178
7179 @implementation SectionsController
7180
7181 - (NSURL *) navigationURL {
7182     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7183 }
7184
7185 - (Source *) source {
7186     if (key_ == nil)
7187         return nil;
7188     return [database_ sourceWithKey:key_];
7189 }
7190
7191 - (void) updateNavigationItem {
7192     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7193     if ([sections_ count] == 0) {
7194         [[self navigationItem] setRightBarButtonItem:nil];
7195     } else {
7196         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7197             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7198             target:self
7199             action:@selector(editButtonClicked)
7200         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7201     }
7202 }
7203
7204 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7205     [super setEditing:editing animated:animated];
7206
7207     if (editing)
7208         [list_ reloadData];
7209     else
7210         [delegate_ updateData];
7211
7212     [self updateNavigationItem];
7213 }
7214
7215 - (void) viewDidAppear:(BOOL)animated {
7216     [super viewDidAppear:animated];
7217     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7218 }
7219
7220 - (void) viewWillDisappear:(BOOL)animated {
7221     [super viewWillDisappear:animated];
7222     [self setEditing:NO];
7223 }
7224
7225 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7226     Section *section = nil;
7227     int index = [indexPath row];
7228     if (![self isEditing]) {
7229         index -= 1;
7230         if (index >= 0)
7231             section = [filtered_ objectAtIndex:index];
7232     } else {
7233         section = [sections_ objectAtIndex:index];
7234     }
7235     return section;
7236 }
7237
7238 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7239     if ([self isEditing])
7240         return [sections_ count];
7241     else
7242         return [filtered_ count] + 1;
7243 }
7244
7245 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7246     return 45.0f;
7247 }*/
7248
7249 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7250     static NSString *reuseIdentifier = @"SectionCell";
7251
7252     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7253     if (cell == nil)
7254         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7255
7256     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7257
7258     return cell;
7259 }
7260
7261 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7262     if ([self isEditing])
7263         return;
7264
7265     Section *section = [self sectionAtIndexPath:indexPath];
7266
7267     SectionController *controller = [[[SectionController alloc]
7268         initWithDatabase:database_
7269         source:[self source]
7270         section:[section name]
7271     ] autorelease];
7272     [controller setDelegate:delegate_];
7273
7274     [[self navigationController] pushViewController:controller animated:YES];
7275 }
7276
7277 - (void) loadView {
7278     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7279     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7280     [list_ setRowHeight:46];
7281     [(UITableView *) list_ setDataSource:self];
7282     [list_ setDelegate:self];
7283     [self setView:list_];
7284 }
7285
7286 - (void) viewDidLoad {
7287     [super viewDidLoad];
7288
7289     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7290 }
7291
7292 - (void) releaseSubviews {
7293     list_ = nil;
7294
7295     sections_ = nil;
7296     filtered_ = nil;
7297
7298     [super releaseSubviews];
7299 }
7300
7301 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7302     if ((self = [super init]) != nil) {
7303         database_ = database;
7304         key_ = [source key];
7305     } return self;
7306 }
7307
7308 - (void) reloadData {
7309     [super reloadData];
7310
7311     NSArray *packages = [database_ packages];
7312
7313     sections_ = [NSMutableArray arrayWithCapacity:16];
7314     filtered_ = [NSMutableArray arrayWithCapacity:16];
7315
7316     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7317
7318     Source *source([self source]);
7319
7320     _trace();
7321     for (Package *package in packages) {
7322         if (source != nil && [package source] != source)
7323             continue;
7324
7325         NSString *name([package section]);
7326         NSString *key(name == nil ? @"" : name);
7327
7328         Section *section;
7329
7330         _profile(SectionsView$reloadData$Section)
7331             section = [sections objectForKey:key];
7332             if (section == nil) {
7333                 _profile(SectionsView$reloadData$Section$Allocate)
7334                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7335                     [sections setObject:section forKey:key];
7336                 _end
7337             }
7338         _end
7339
7340         [section addToCount];
7341
7342         _profile(SectionsView$reloadData$Filter)
7343             if (![package valid] || ![package visible])
7344                 continue;
7345         _end
7346
7347         [section addToRow];
7348     }
7349     _trace();
7350
7351     [sections_ addObjectsFromArray:[sections allValues]];
7352
7353     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7354
7355     for (Section *section in (id) sections_) {
7356         size_t count([section row]);
7357         if (count == 0)
7358             continue;
7359
7360         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7361         [section setCount:count];
7362         [filtered_ addObject:section];
7363     }
7364
7365     [self updateNavigationItem];
7366     [list_ reloadData];
7367     _trace();
7368 }
7369
7370 - (void) editButtonClicked {
7371     [self setEditing:![self isEditing] animated:YES];
7372 }
7373
7374 @end
7375 /* }}} */
7376
7377 /* Changes Controller {{{ */
7378 @interface ChangesController : CyteViewController <
7379     UITableViewDataSource,
7380     UITableViewDelegate
7381 > {
7382     _transient Database *database_;
7383     unsigned era_;
7384     _H<NSMutableArray> packages_;
7385     _H<NSMutableArray> sections_;
7386     _H<UITableView, 2> list_;
7387     unsigned upgrades_;
7388 }
7389
7390 - (id) initWithDatabase:(Database *)database;
7391
7392 @end
7393
7394 @implementation ChangesController
7395
7396 - (NSURL *) navigationURL {
7397     return [NSURL URLWithString:@"cydia://changes"];
7398 }
7399
7400 - (void) viewDidAppear:(BOOL)animated {
7401     [super viewDidAppear:animated];
7402     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7403 }
7404
7405 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7406     NSInteger count([sections_ count]);
7407     return count == 0 ? 1 : count;
7408 }
7409
7410 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7411     if ([sections_ count] == 0)
7412         return nil;
7413     return [[sections_ objectAtIndex:section] name];
7414 }
7415
7416 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7417     if ([sections_ count] == 0)
7418         return 0;
7419     return [[sections_ objectAtIndex:section] count];
7420 }
7421
7422 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7423 @synchronized (database_) {
7424     if ([database_ era] != era_)
7425         return nil;
7426
7427     NSUInteger sectionIndex([path section]);
7428     if (sectionIndex >= [sections_ count])
7429         return nil;
7430     Section *section([sections_ objectAtIndex:sectionIndex]);
7431     NSInteger row([path row]);
7432     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7433 } }
7434
7435 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7436     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7437     if (cell == nil)
7438         cell = [[[PackageCell alloc] init] autorelease];
7439
7440     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7441     [cell setPackage:package asSummary:false];
7442     return cell;
7443 }
7444
7445 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7446     Package *package([self packageAtIndexPath:path]);
7447     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7448     [view setDelegate:delegate_];
7449     [[self navigationController] pushViewController:view animated:YES];
7450     return path;
7451 }
7452
7453 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7454     NSString *context([alert context]);
7455
7456     if ([context isEqualToString:@"norefresh"])
7457         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7458 }
7459
7460 - (void) setLeftBarButtonItem {
7461     if ([delegate_ updating])
7462         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7463             initWithTitle:UCLocalize("CANCEL")
7464             style:UIBarButtonItemStyleDone
7465             target:self
7466             action:@selector(cancelButtonClicked)
7467         ] autorelease] animated:YES];
7468     else
7469         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7470             initWithTitle:UCLocalize("REFRESH")
7471             style:UIBarButtonItemStylePlain
7472             target:self
7473             action:@selector(refreshButtonClicked)
7474         ] autorelease] animated:YES];
7475 }
7476
7477 - (void) refreshButtonClicked {
7478     if ([delegate_ requestUpdate])
7479         [self setLeftBarButtonItem];
7480 }
7481
7482 - (void) cancelButtonClicked {
7483     [delegate_ cancelUpdate];
7484 }
7485
7486 - (void) upgradeButtonClicked {
7487     [delegate_ distUpgrade];
7488     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7489 }
7490
7491 - (void) loadView {
7492     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7493     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7494     [self setView:view];
7495
7496     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7497     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7498     [list_ setRowHeight:73];
7499     [(UITableView *) list_ setDataSource:self];
7500     [list_ setDelegate:self];
7501     [view addSubview:list_];
7502 }
7503
7504 - (void) viewDidLoad {
7505     [super viewDidLoad];
7506
7507     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7508 }
7509
7510 - (void) releaseSubviews {
7511     list_ = nil;
7512
7513     packages_ = nil;
7514     sections_ = nil;
7515
7516     [super releaseSubviews];
7517 }
7518
7519 - (id) initWithDatabase:(Database *)database {
7520     if ((self = [super init]) != nil) {
7521         database_ = database;
7522     } return self;
7523 }
7524
7525 - (NSMutableArray *) _reloadPackages {
7526 @synchronized (database_) {
7527     era_ = [database_ era];
7528     NSArray *packages([database_ packages]);
7529
7530     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7531
7532     _trace();
7533     _profile(ChangesController$_reloadPackages$Filter)
7534         for (Package *package in packages)
7535             if ([package upgradableAndEssential:YES] || [package visible])
7536                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7537     _end
7538     _trace();
7539     _profile(ChangesController$_reloadPackages$radixSort)
7540         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7541     _end
7542     _trace();
7543
7544     return filtered;
7545 } }
7546
7547 - (void) _reloadData {
7548     [self setLeftBarButtonItem];
7549
7550     NSMutableArray *packages;
7551
7552   reload:
7553     if (true) {
7554         UIProgressHUD *hud([delegate_ addProgressHUD]);
7555         [hud setText:UCLocalize("LOADING")];
7556         //NSLog(@"HUD:%@::%@", delegate_, hud);
7557         packages = [self yieldToSelector:@selector(_reloadPackages)];
7558         [delegate_ removeProgressHUD:hud];
7559     } else {
7560         packages = [self _reloadPackages];
7561     }
7562
7563 @synchronized (database_) {
7564     if (era_ != [database_ era])
7565         goto reload;
7566
7567     packages_ = packages;
7568     sections_ = [NSMutableArray arrayWithCapacity:16];
7569
7570     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7571     Section *ignored = nil;
7572     Section *section = nil;
7573     time_t last = 0;
7574
7575     upgrades_ = 0;
7576     bool unseens = false;
7577
7578     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7579
7580     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7581         Package *package = [packages_ objectAtIndex:offset];
7582
7583         BOOL uae = [package upgradableAndEssential:YES];
7584
7585         if (!uae) {
7586             unseens = true;
7587             time_t seen([package seen]);
7588
7589             if (section == nil || last != seen) {
7590                 last = seen;
7591
7592                 NSString *name;
7593                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7594                 [name autorelease];
7595
7596                 _profile(ChangesController$reloadData$Allocate)
7597                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7598                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7599                     [sections_ addObject:section];
7600                 _end
7601             }
7602
7603             [section addToCount];
7604         } else if ([package ignored]) {
7605             if (ignored == nil) {
7606                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7607             }
7608             [ignored addToCount];
7609         } else {
7610             ++upgrades_;
7611             [upgradable addToCount];
7612         }
7613     }
7614     _trace();
7615
7616     CFRelease(formatter);
7617
7618     if (unseens) {
7619         Section *last = [sections_ lastObject];
7620         size_t count = [last count];
7621         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7622         [sections_ removeLastObject];
7623     }
7624
7625     if ([ignored count] != 0)
7626         [sections_ insertObject:ignored atIndex:0];
7627     if (upgrades_ != 0)
7628         [sections_ insertObject:upgradable atIndex:0];
7629
7630     [list_ reloadData];
7631
7632     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7633         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7634         style:UIBarButtonItemStylePlain
7635         target:self
7636         action:@selector(upgradeButtonClicked)
7637     ] autorelease]) animated:YES];
7638
7639     PrintTimes();
7640 } }
7641
7642 - (void) reloadData {
7643     [super reloadData];
7644     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7645 }
7646
7647 @end
7648 /* }}} */
7649 /* Search Controller {{{ */
7650 @interface SearchController : FilteredPackageListController <
7651     UISearchBarDelegate
7652 > {
7653     _H<UISearchBar, 1> search_;
7654     BOOL searchloaded_;
7655 }
7656
7657 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7658 - (void) reloadData;
7659
7660 @end
7661
7662 @implementation SearchController
7663
7664 - (NSURL *) referrerURL {
7665     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7666 }
7667
7668 - (NSURL *) navigationURL {
7669     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7670         return [NSURL URLWithString:@"cydia://search"];
7671     else
7672         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7673 }
7674
7675 - (NSArray *) termsForQuery:(NSString *)query {
7676     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7677     for (NSString *component in [query componentsSeparatedByString:@" "])
7678         if ([component length] != 0)
7679             [terms addObject:component];
7680
7681     return terms;
7682 }
7683
7684 - (void) useSearch {
7685     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7686     [self clearData];
7687     [self reloadData];
7688 }
7689
7690 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7691     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7692     [self clearData];
7693     [self reloadData];
7694 }
7695
7696 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7697     [search_ resignFirstResponder];
7698     [self useSearch];
7699 }
7700
7701 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7702     [search_ setText:@""];
7703     [self searchBarButtonClicked:searchBar];
7704 }
7705
7706 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7707     [self searchBarButtonClicked:searchBar];
7708 }
7709
7710 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7711     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7712     [self reloadData];
7713 }
7714
7715 - (bool) shouldYield {
7716     return YES;
7717 }
7718
7719 - (bool) shouldBlock {
7720     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7721 }
7722
7723 - (bool) isSummarized {
7724     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7725 }
7726
7727 - (bool) showsSections {
7728     return false;
7729 }
7730
7731 - (NSMutableArray *) _reloadPackages {
7732     NSMutableArray *packages([super _reloadPackages]);
7733     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7734         [packages radixSortUsingSelector:@selector(rank)];
7735     return packages;
7736 }
7737
7738 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7739     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
7740         search_ = [[[UISearchBar alloc] init] autorelease];
7741         [search_ setDelegate:self];
7742
7743         if (query != nil)
7744             [search_ setText:query];
7745     } return self;
7746 }
7747
7748 - (void) viewDidAppear:(BOOL)animated {
7749     [super viewDidAppear:animated];
7750
7751     if (!searchloaded_) {
7752         searchloaded_ = YES;
7753         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7754         [search_ layoutSubviews];
7755         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7756
7757         UITextField *textField;
7758         if ([search_ respondsToSelector:@selector(searchField)])
7759             textField = [search_ searchField];
7760         else
7761             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7762
7763         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7764         [textField setEnablesReturnKeyAutomatically:NO];
7765         [[self navigationItem] setTitleView:textField];
7766     }
7767
7768     if ([self isSummarized])
7769         [search_ becomeFirstResponder];
7770 }
7771
7772 - (void) reloadData {
7773     id object([search_ text]);
7774     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7775         object = [self termsForQuery:object];
7776
7777     [self setObject:object];
7778     [self resetCursor];
7779
7780     [super reloadData];
7781 }
7782
7783 - (void) didSelectPackage:(Package *)package {
7784     [search_ resignFirstResponder];
7785     [super didSelectPackage:package];
7786 }
7787
7788 @end
7789 /* }}} */
7790 /* Package Settings Controller {{{ */
7791 @interface PackageSettingsController : CyteViewController <
7792     UITableViewDataSource,
7793     UITableViewDelegate
7794 > {
7795     _transient Database *database_;
7796     _H<NSString> name_;
7797     _H<Package> package_;
7798     _H<UITableView, 2> table_;
7799     _H<UISwitch> subscribedSwitch_;
7800     _H<UISwitch> ignoredSwitch_;
7801     _H<UITableViewCell> subscribedCell_;
7802     _H<UITableViewCell> ignoredCell_;
7803 }
7804
7805 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7806
7807 @end
7808
7809 @implementation PackageSettingsController
7810
7811 - (NSURL *) navigationURL {
7812     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7813 }
7814
7815 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7816     if (package_ == nil)
7817         return 0;
7818
7819     if ([package_ installed] == nil)
7820         return 1;
7821     else
7822         return 2;
7823 }
7824
7825 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7826     if (package_ == nil)
7827         return 0;
7828
7829     // both sections contain just one item right now.
7830     return 1;
7831 }
7832
7833 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7834     return nil;
7835 }
7836
7837 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7838     if (section == 0)
7839         return UCLocalize("SHOW_ALL_CHANGES_EX");
7840     else
7841         return UCLocalize("IGNORE_UPGRADES_EX");
7842 }
7843
7844 - (void) onSubscribed:(id)control {
7845     bool value([control isOn]);
7846     if (package_ == nil)
7847         return;
7848     if ([package_ setSubscribed:value])
7849         [delegate_ updateData];
7850 }
7851
7852 - (void) _updateIgnored {
7853     const char *package([name_ UTF8String]);
7854     bool on([ignoredSwitch_ isOn]);
7855
7856     pid_t pid(ExecFork());
7857     if (pid == 0) {
7858         FILE *dpkg(popen("dpkg --set-selections", "w"));
7859         fwrite(package, strlen(package), 1, dpkg);
7860
7861         if (on)
7862             fwrite(" hold\n", 6, 1, dpkg);
7863         else
7864             fwrite(" install\n", 9, 1, dpkg);
7865
7866         pclose(dpkg);
7867
7868         exit(0);
7869     } ReapZombie(pid);
7870 }
7871
7872 - (void) onIgnored:(id)control {
7873     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7874     [invocation setTarget:self];
7875     [invocation setSelector:@selector(_updateIgnored)];
7876
7877     [delegate_ reloadDataWithInvocation:invocation];
7878 }
7879
7880 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7881     if (package_ == nil)
7882         return nil;
7883
7884     switch ([indexPath section]) {
7885         case 0: return subscribedCell_;
7886         case 1: return ignoredCell_;
7887
7888         _nodefault
7889     }
7890
7891     return nil;
7892 }
7893
7894 - (void) loadView {
7895     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7896     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7897     [self setView:view];
7898
7899     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7900     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7901     [(UITableView *) table_ setDataSource:self];
7902     [table_ setDelegate:self];
7903     [view addSubview:table_];
7904
7905     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7906     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7907     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7908
7909     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7910     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7911     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7912
7913     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7914     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7915     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7916     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7917
7918     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7919     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7920     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7921     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7922 }
7923
7924 - (void) viewDidLoad {
7925     [super viewDidLoad];
7926
7927     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7928 }
7929
7930 - (void) releaseSubviews {
7931     ignoredCell_ = nil;
7932     subscribedCell_ = nil;
7933     table_ = nil;
7934     ignoredSwitch_ = nil;
7935     subscribedSwitch_ = nil;
7936
7937     [super releaseSubviews];
7938 }
7939
7940 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7941     if ((self = [super init]) != nil) {
7942         database_ = database;
7943         name_ = package;
7944     } return self;
7945 }
7946
7947 - (void) reloadData {
7948     [super reloadData];
7949
7950     package_ = [database_ packageWithName:name_];
7951
7952     if (package_ != nil) {
7953         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7954         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7955     } // XXX: what now, G?
7956
7957     [table_ reloadData];
7958 }
7959
7960 @end
7961 /* }}} */
7962
7963 /* Installed Controller {{{ */
7964 @interface InstalledController : FilteredPackageListController {
7965 }
7966
7967 - (id) initWithDatabase:(Database *)database;
7968 - (void) queueStatusDidChange;
7969
7970 @end
7971
7972 @implementation InstalledController
7973
7974 - (NSURL *) referrerURL {
7975     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
7976 }
7977
7978 - (NSURL *) navigationURL {
7979     return [NSURL URLWithString:@"cydia://installed"];
7980 }
7981
7982 - (id) initWithDatabase:(Database *)database {
7983     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7984         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("SIMPLE"), UCLocalize("EXPERT"), nil]] autorelease]);
7985         [segmented setSelectedSegmentIndex:0];
7986         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
7987         [[self navigationItem] setTitleView:segmented];
7988
7989         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
7990
7991         [self queueStatusDidChange];
7992     } return self;
7993 }
7994
7995 #if !AlwaysReload
7996 - (void) queueButtonClicked {
7997     [delegate_ queue];
7998 }
7999 #endif
8000
8001 - (void) queueStatusDidChange {
8002 #if !AlwaysReload
8003     if (Queuing_) {
8004         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8005             initWithTitle:UCLocalize("QUEUE")
8006             style:UIBarButtonItemStyleDone
8007             target:self
8008             action:@selector(queueButtonClicked)
8009         ] autorelease]];
8010     } else {
8011         [[self navigationItem] setLeftBarButtonItem:nil];
8012     }
8013 #endif
8014 }
8015
8016 - (void) modeChanged:(UISegmentedControl *)segmented {
8017     bool simple([segmented selectedSegmentIndex] == 0);
8018     [self setObject:[NSNumber numberWithBool:simple]];
8019     [self reloadData];
8020 }
8021
8022 @end
8023 /* }}} */
8024
8025 /* Source Cell {{{ */
8026 @interface SourceCell : CyteTableViewCell <
8027     CyteTableViewCellDelegate,
8028     SourceDelegate
8029 > {
8030     _H<Source, 1> source_;
8031     _H<NSURL> url_;
8032     _H<UIImage> icon_;
8033     _H<NSString> origin_;
8034     _H<NSString> label_;
8035     _H<UIActivityIndicatorView> indicator_;
8036 }
8037
8038 - (void) setSource:(Source *)source;
8039 - (void) setFetch:(NSNumber *)fetch;
8040
8041 @end
8042
8043 @implementation SourceCell
8044
8045 - (void) _setImage:(NSArray *)data {
8046     if ([url_ isEqual:[data objectAtIndex:0]]) {
8047         icon_ = [data objectAtIndex:1];
8048         [content_ setNeedsDisplay];
8049     }
8050 }
8051
8052 - (void) _setSource:(NSURL *) url {
8053     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8054
8055     if (NSData *data = [NSURLConnection
8056         sendSynchronousRequest:[NSURLRequest
8057             requestWithURL:url
8058             cachePolicy:NSURLRequestUseProtocolCachePolicy
8059             timeoutInterval:10
8060         ]
8061
8062         returningResponse:NULL
8063         error:NULL
8064     ])
8065         if (UIImage *image = [UIImage imageWithData:data])
8066             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8067
8068     [pool release];
8069 }
8070
8071 - (void) setSource:(Source *)source {
8072     source_ = source;
8073     [source_ setDelegate:self];
8074
8075     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8076
8077     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8078
8079     origin_ = [source name];
8080     label_ = [source rooturi];
8081
8082     [content_ setNeedsDisplay];
8083
8084     url_ = [source iconURL];
8085     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8086 }
8087
8088 - (void) setAllSource {
8089     source_ = nil;
8090     [indicator_ stopAnimating];
8091
8092     icon_ = [UIImage applicationImageNamed:@"folder.png"];
8093     origin_ = UCLocalize("ALL_SOURCES");
8094     label_ = UCLocalize("ALL_SOURCES_EX");
8095     [content_ setNeedsDisplay];
8096 }
8097
8098 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8099     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8100         UIView *content([self contentView]);
8101         CGRect bounds([content bounds]);
8102
8103         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8104         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8105         [content_ setBackgroundColor:[UIColor whiteColor]];
8106         [content addSubview:content_];
8107
8108         [content_ setDelegate:self];
8109         [content_ setOpaque:YES];
8110
8111         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8112         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8113         [content addSubview:indicator_];
8114
8115         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8116     } return self;
8117 }
8118
8119 - (void) layoutSubviews {
8120     [super layoutSubviews];
8121
8122     UIView *content([self contentView]);
8123     CGRect bounds([content bounds]);
8124
8125     CGRect frame([indicator_ frame]);
8126     frame.origin.x = bounds.size.width - frame.size.width;
8127     frame.origin.y = (bounds.size.height - frame.size.height) / 2;
8128
8129     if (kCFCoreFoundationVersionNumber < 800)
8130         frame.origin.x -= 8;
8131     [indicator_ setFrame:frame];
8132 }
8133
8134 - (NSString *) accessibilityLabel {
8135     return origin_;
8136 }
8137
8138 - (void) drawContentRect:(CGRect)rect {
8139     bool highlighted(highlighted_);
8140     float width(rect.size.width);
8141
8142     if (icon_ != nil) {
8143         CGRect rect;
8144         rect.size = [(UIImage *) icon_ size];
8145
8146         while (rect.size.width > 32 || rect.size.height > 32) {
8147             rect.size.width /= 2;
8148             rect.size.height /= 2;
8149         }
8150
8151         rect.origin.x = 26 - rect.size.width / 2;
8152         rect.origin.y = 26 - rect.size.height / 2;
8153
8154         [icon_ drawInRect:rect];
8155     }
8156
8157     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8158         UISetColor(White_);
8159
8160     if (!highlighted)
8161         UISetColor(Black_);
8162     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 61) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8163
8164     if (!highlighted)
8165         UISetColor(Gray_);
8166     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 61) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8167 }
8168
8169 - (void) setFetch:(NSNumber *)fetch {
8170     if ([fetch boolValue])
8171         [indicator_ startAnimating];
8172     else
8173         [indicator_ stopAnimating];
8174 }
8175
8176 @end
8177 /* }}} */
8178 /* Sources Controller {{{ */
8179 @interface SourcesController : CyteViewController <
8180     UITableViewDataSource,
8181     UITableViewDelegate
8182 > {
8183     _transient Database *database_;
8184     unsigned era_;
8185
8186     _H<UITableView, 2> list_;
8187     _H<NSMutableArray> sources_;
8188     int offset_;
8189
8190     _H<NSString> href_;
8191     _H<UIProgressHUD> hud_;
8192     _H<NSError> error_;
8193
8194     NSURLConnection *trivial_bz2_;
8195     NSURLConnection *trivial_gz_;
8196
8197     BOOL cydia_;
8198 }
8199
8200 - (id) initWithDatabase:(Database *)database;
8201 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8202
8203 @end
8204
8205 @implementation SourcesController
8206
8207 - (void) _releaseConnection:(NSURLConnection *)connection {
8208     if (connection != nil) {
8209         [connection cancel];
8210         //[connection setDelegate:nil];
8211         [connection release];
8212     }
8213 }
8214
8215 - (void) dealloc {
8216     [self _releaseConnection:trivial_gz_];
8217     [self _releaseConnection:trivial_bz2_];
8218
8219     [super dealloc];
8220 }
8221
8222 - (NSURL *) navigationURL {
8223     return [NSURL URLWithString:@"cydia://sources"];
8224 }
8225
8226 - (void) viewDidAppear:(BOOL)animated {
8227     [super viewDidAppear:animated];
8228     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8229 }
8230
8231 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8232     return 2;
8233 }
8234
8235 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8236     if (section == 1)
8237         return UCLocalize("INDIVIDUAL_SOURCES");
8238     return nil;
8239 }
8240
8241 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8242     switch (section) {
8243         case 0: return 1;
8244         case 1: return [sources_ count];
8245         default: return 0;
8246     }
8247 }
8248
8249 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8250 @synchronized (database_) {
8251     if ([database_ era] != era_)
8252         return nil;
8253     if ([indexPath section] != 1)
8254         return nil;
8255     NSUInteger index([indexPath row]);
8256     if (index >= [sources_ count])
8257         return nil;
8258     return [sources_ objectAtIndex:index];
8259 } }
8260
8261 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8262     static NSString *cellIdentifier = @"SourceCell";
8263
8264     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8265     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8266     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8267
8268     Source *source([self sourceAtIndexPath:indexPath]);
8269     if (source == nil)
8270         [cell setAllSource];
8271     else
8272         [cell setSource:source];
8273
8274     return cell;
8275 }
8276
8277 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8278     SectionsController *controller([[[SectionsController alloc]
8279         initWithDatabase:database_
8280         source:[self sourceAtIndexPath:indexPath]
8281     ] autorelease]);
8282
8283     [controller setDelegate:delegate_];
8284     [[self navigationController] pushViewController:controller animated:YES];
8285 }
8286
8287 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8288     if ([indexPath section] != 1)
8289         return false;
8290     Source *source = [self sourceAtIndexPath:indexPath];
8291     return [source record] != nil;
8292 }
8293
8294 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8295     _assert([indexPath section] == 1);
8296     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8297         Source *source = [self sourceAtIndexPath:indexPath];
8298         if (source == nil) return;
8299
8300         [Sources_ removeObjectForKey:[source key]];
8301         Changed_ = true;
8302
8303         [delegate_ _saveConfig];
8304         [delegate_ reloadDataWithInvocation:nil];
8305     }
8306 }
8307
8308 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8309     [self updateButtonsForEditingStatusAnimated:YES];
8310 }
8311
8312 - (void) complete {
8313     [delegate_ addTrivialSource:href_];
8314     href_ = nil;
8315
8316     [delegate_ syncData];
8317 }
8318
8319 - (NSString *) getWarning {
8320     NSString *href(href_);
8321     NSRange colon([href rangeOfString:@"://"]);
8322     if (colon.location != NSNotFound)
8323         href = [href substringFromIndex:(colon.location + 3)];
8324     href = [href stringByAddingPercentEscapes];
8325     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8326
8327     NSURL *url([NSURL URLWithString:href]);
8328
8329     NSStringEncoding encoding;
8330     NSError *error(nil);
8331
8332     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8333         return [warning length] == 0 ? nil : warning;
8334     return nil;
8335 }
8336
8337 - (void) _endConnection:(NSURLConnection *)connection {
8338     // XXX: the memory management in this method is horribly awkward
8339
8340     NSURLConnection **field = NULL;
8341     if (connection == trivial_bz2_)
8342         field = &trivial_bz2_;
8343     else if (connection == trivial_gz_)
8344         field = &trivial_gz_;
8345     _assert(field != NULL);
8346     [connection release];
8347     *field = nil;
8348
8349     if (
8350         trivial_bz2_ == nil &&
8351         trivial_gz_ == nil
8352     ) {
8353         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8354
8355         [delegate_ releaseNetworkActivityIndicator];
8356
8357         [delegate_ removeProgressHUD:hud_];
8358         hud_ = nil;
8359
8360         if (cydia_) {
8361             if (warning != nil) {
8362                 UIAlertView *alert = [[[UIAlertView alloc]
8363                     initWithTitle:UCLocalize("SOURCE_WARNING")
8364                     message:warning
8365                     delegate:self
8366                     cancelButtonTitle:UCLocalize("CANCEL")
8367                     otherButtonTitles:
8368                         UCLocalize("ADD_ANYWAY"),
8369                     nil
8370                 ] autorelease];
8371
8372                 [alert setContext:@"warning"];
8373                 [alert setNumberOfRows:1];
8374                 [alert show];
8375
8376                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8377                 error_ = nil;
8378                 return;
8379             }
8380
8381             [self complete];
8382         } else if (error_ != nil) {
8383             UIAlertView *alert = [[[UIAlertView alloc]
8384                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8385                 message:[error_ localizedDescription]
8386                 delegate:self
8387                 cancelButtonTitle:UCLocalize("OK")
8388                 otherButtonTitles:nil
8389             ] autorelease];
8390
8391             [alert setContext:@"urlerror"];
8392             [alert show];
8393
8394             href_ = nil;
8395         } else {
8396             UIAlertView *alert = [[[UIAlertView alloc]
8397                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8398                 message:UCLocalize("NOT_REPOSITORY_EX")
8399                 delegate:self
8400                 cancelButtonTitle:UCLocalize("OK")
8401                 otherButtonTitles:nil
8402             ] autorelease];
8403
8404             [alert setContext:@"trivial"];
8405             [alert show];
8406
8407             href_ = nil;
8408         }
8409
8410         error_ = nil;
8411     }
8412 }
8413
8414 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8415     switch ([response statusCode]) {
8416         case 200:
8417             cydia_ = YES;
8418     }
8419 }
8420
8421 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8422     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8423     error_ = error;
8424     [self _endConnection:connection];
8425 }
8426
8427 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8428     [self _endConnection:connection];
8429 }
8430
8431 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8432     NSURL *url([NSURL URLWithString:href]);
8433
8434     NSMutableURLRequest *request = [NSMutableURLRequest
8435         requestWithURL:url
8436         cachePolicy:NSURLRequestUseProtocolCachePolicy
8437         timeoutInterval:10
8438     ];
8439
8440     [request setHTTPMethod:method];
8441
8442     if (Machine_ != NULL)
8443         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8444
8445     if (UniqueID_ != nil)
8446         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8447
8448     if ([url isCydiaSecure]) {
8449         if (UniqueID_ != nil)
8450             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8451     }
8452
8453     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8454 }
8455
8456 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8457     NSString *context([alert context]);
8458
8459     if ([context isEqualToString:@"source"]) {
8460         switch (button) {
8461             case 1: {
8462                 NSString *href = [[alert textField] text];
8463
8464                 static Pcre href_r("^http(s?)://[^# ]*$");
8465                 if (!href_r(href)) {
8466                     UIAlertView *alert = [[[UIAlertView alloc]
8467                         initWithTitle:Error_
8468                         message:UCLocalize("INVALID_URL")
8469                         delegate:self
8470                         cancelButtonTitle:UCLocalize("OK")
8471                         otherButtonTitles:nil
8472                     ] autorelease];
8473
8474                     [alert setContext:@"badurl"];
8475                     [alert show];
8476
8477                     break;
8478                 }
8479
8480                 if (![href hasSuffix:@"/"])
8481                     href_ = [href stringByAppendingString:@"/"];
8482                 else
8483                     href_ = href;
8484
8485                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8486                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8487
8488                 cydia_ = false;
8489
8490                 // XXX: this is stupid
8491                 hud_ = [delegate_ addProgressHUD];
8492                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8493                 [delegate_ retainNetworkActivityIndicator];
8494             } break;
8495
8496             case 0:
8497             break;
8498
8499             _nodefault
8500         }
8501
8502         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8503     } else if ([context isEqualToString:@"trivial"])
8504         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8505     else if ([context isEqualToString:@"urlerror"])
8506         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8507     else if ([context isEqualToString:@"warning"]) {
8508         switch (button) {
8509             case 1:
8510                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8511             break;
8512
8513             case 0:
8514             break;
8515
8516             _nodefault
8517         }
8518
8519         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8520     }
8521 }
8522
8523 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8524     BOOL editing([list_ isEditing]);
8525
8526     if (editing)
8527         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8528             initWithTitle:UCLocalize("ADD")
8529             style:UIBarButtonItemStylePlain
8530             target:self
8531             action:@selector(addButtonClicked)
8532         ] autorelease] animated:animated];
8533     else if ([delegate_ updating])
8534         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8535             initWithTitle:UCLocalize("CANCEL")
8536             style:UIBarButtonItemStyleDone
8537             target:self
8538             action:@selector(cancelButtonClicked)
8539         ] autorelease] animated:animated];
8540     else
8541         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8542             initWithTitle:UCLocalize("REFRESH")
8543             style:UIBarButtonItemStylePlain
8544             target:self
8545             action:@selector(refreshButtonClicked)
8546         ] autorelease] animated:animated];
8547
8548     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8549         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8550         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8551         target:self
8552         action:@selector(editButtonClicked)
8553     ] autorelease] animated:animated];
8554 }
8555
8556 - (void) loadView {
8557     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8558     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8559     [list_ setRowHeight:53];
8560     [(UITableView *) list_ setDataSource:self];
8561     [list_ setDelegate:self];
8562     [self setView:list_];
8563 }
8564
8565 - (void) viewDidLoad {
8566     [super viewDidLoad];
8567
8568     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8569     [self updateButtonsForEditingStatusAnimated:NO];
8570 }
8571
8572 - (void) viewWillAppear:(BOOL)animated {
8573     [super viewWillAppear:animated];
8574
8575     [list_ setEditing:NO];
8576     [self updateButtonsForEditingStatusAnimated:NO];
8577 }
8578
8579 - (void) releaseSubviews {
8580     list_ = nil;
8581
8582     sources_ = nil;
8583
8584     [super releaseSubviews];
8585 }
8586
8587 - (id) initWithDatabase:(Database *)database {
8588     if ((self = [super init]) != nil) {
8589         database_ = database;
8590     } return self;
8591 }
8592
8593 - (void) reloadData {
8594     [super reloadData];
8595     [self updateButtonsForEditingStatusAnimated:YES];
8596
8597 @synchronized (database_) {
8598     era_ = [database_ era];
8599
8600     sources_ = [NSMutableArray arrayWithCapacity:16];
8601     [sources_ addObjectsFromArray:[database_ sources]];
8602     _trace();
8603     [sources_ sortUsingSelector:@selector(compareByName:)];
8604     _trace();
8605
8606     int count([sources_ count]);
8607     offset_ = 0;
8608     for (int i = 0; i != count; i++) {
8609         if ([[sources_ objectAtIndex:i] record] == nil)
8610             break;
8611         offset_++;
8612     }
8613
8614     [list_ reloadData];
8615 } }
8616
8617 - (void) showAddSourcePrompt {
8618     UIAlertView *alert = [[[UIAlertView alloc]
8619         initWithTitle:UCLocalize("ENTER_APT_URL")
8620         message:nil
8621         delegate:self
8622         cancelButtonTitle:UCLocalize("CANCEL")
8623         otherButtonTitles:
8624             UCLocalize("ADD_SOURCE"),
8625         nil
8626     ] autorelease];
8627
8628     [alert setContext:@"source"];
8629
8630     [alert setNumberOfRows:1];
8631     [alert addTextFieldWithValue:@"http://" label:@""];
8632
8633     UITextInputTraits *traits = [[alert textField] textInputTraits];
8634     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8635     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8636     [traits setKeyboardType:UIKeyboardTypeURL];
8637     // XXX: UIReturnKeyDone
8638     [traits setReturnKeyType:UIReturnKeyNext];
8639
8640     [alert show];
8641 }
8642
8643 - (void) addButtonClicked {
8644     [self showAddSourcePrompt];
8645 }
8646
8647 - (void) refreshButtonClicked {
8648     if ([delegate_ requestUpdate])
8649         [self updateButtonsForEditingStatusAnimated:YES];
8650 }
8651
8652 - (void) cancelButtonClicked {
8653     [delegate_ cancelUpdate];
8654 }
8655
8656 - (void) editButtonClicked {
8657     [list_ setEditing:![list_ isEditing] animated:YES];
8658     [self updateButtonsForEditingStatusAnimated:YES];
8659 }
8660
8661 @end
8662 /* }}} */
8663
8664 /* Stash Controller {{{ */
8665 @interface StashController : CyteViewController {
8666     _H<UIActivityIndicatorView> spinner_;
8667     _H<UILabel> status_;
8668     _H<UILabel> caption_;
8669 }
8670
8671 @end
8672
8673 @implementation StashController
8674
8675 - (void) loadView {
8676     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8677     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8678     [self setView:view];
8679
8680     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8681
8682     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8683     CGRect spinrect = [spinner_ frame];
8684     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8685     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8686     [spinner_ setFrame:spinrect];
8687     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8688     [view addSubview:spinner_];
8689     [spinner_ startAnimating];
8690
8691     CGRect captrect;
8692     captrect.size.width = [[self view] frame].size.width;
8693     captrect.size.height = 40.0f;
8694     captrect.origin.x = 0;
8695     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8696     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8697     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8698     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8699     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8700     [caption_ setTextColor:[UIColor whiteColor]];
8701     [caption_ setBackgroundColor:[UIColor clearColor]];
8702     [caption_ setShadowColor:[UIColor blackColor]];
8703     [caption_ setTextAlignment:UITextAlignmentCenter];
8704     [view addSubview:caption_];
8705
8706     CGRect statusrect;
8707     statusrect.size.width = [[self view] frame].size.width;
8708     statusrect.size.height = 30.0f;
8709     statusrect.origin.x = 0;
8710     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8711     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8712     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8713     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8714     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8715     [status_ setTextColor:[UIColor whiteColor]];
8716     [status_ setBackgroundColor:[UIColor clearColor]];
8717     [status_ setShadowColor:[UIColor blackColor]];
8718     [status_ setTextAlignment:UITextAlignmentCenter];
8719     [view addSubview:status_];
8720 }
8721
8722 - (void) releaseSubviews {
8723     spinner_ = nil;
8724     status_ = nil;
8725     caption_ = nil;
8726
8727     [super releaseSubviews];
8728 }
8729
8730 @end
8731 /* }}} */
8732
8733 @interface CYURLCache : SDURLCache {
8734 }
8735
8736 @end
8737
8738 @implementation CYURLCache
8739
8740 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8741 #if !ForRelease
8742     if (false);
8743     else if ([event isEqualToString:@"no-cache"])
8744         event = @"!!!";
8745     else if ([event isEqualToString:@"store"])
8746         event = @">>>";
8747     else if ([event isEqualToString:@"invalid"])
8748         event = @"???";
8749     else if ([event isEqualToString:@"memory"])
8750         event = @"mem";
8751     else if ([event isEqualToString:@"disk"])
8752         event = @"ssd";
8753     else if ([event isEqualToString:@"miss"])
8754         event = @"---";
8755
8756     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8757 #endif
8758 }
8759
8760 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8761     if (NSURLResponse *response = [cached response])
8762         if (NSString *mime = [response MIMEType])
8763             if ([mime isEqualToString:@"text/cache-manifest"]) {
8764                 NSURL *url([response URL]);
8765
8766 #if !ForRelease
8767                 NSLog(@"###: %@", [url absoluteString]);
8768 #endif
8769
8770                 @synchronized (HostConfig_) {
8771                     [CachedURLs_ addObject:url];
8772                 }
8773             }
8774
8775     [super storeCachedResponse:cached forRequest:request];
8776 }
8777
8778 @end
8779
8780 @interface Cydia : UIApplication <
8781     ConfirmationControllerDelegate,
8782     DatabaseDelegate,
8783     CydiaDelegate,
8784     UINavigationControllerDelegate,
8785     UITabBarControllerDelegate
8786 > {
8787     _H<UIWindow> window_;
8788     _H<CydiaTabBarController> tabbar_;
8789     _H<CydiaLoadingViewController> emulated_;
8790
8791     _H<NSMutableArray> essential_;
8792     _H<NSMutableArray> broken_;
8793
8794     Database *database_;
8795
8796     _H<NSURL> starturl_;
8797
8798     unsigned locked_;
8799     unsigned activity_;
8800
8801     _H<StashController> stash_;
8802
8803     bool loaded_;
8804 }
8805
8806 - (void) loadData;
8807
8808 @end
8809
8810 @implementation Cydia
8811
8812 - (void) lockSuspend {
8813     if (locked_++ == 0) {
8814         if ($SBSSetInterceptsMenuButtonForever != NULL)
8815             (*$SBSSetInterceptsMenuButtonForever)(true);
8816
8817         [self setIdleTimerDisabled:YES];
8818     }
8819 }
8820
8821 - (void) unlockSuspend {
8822     if (--locked_ == 0) {
8823         [self setIdleTimerDisabled:NO];
8824
8825         if ($SBSSetInterceptsMenuButtonForever != NULL)
8826             (*$SBSSetInterceptsMenuButtonForever)(false);
8827     }
8828 }
8829
8830 - (void) beginUpdate {
8831     [tabbar_ beginUpdate];
8832 }
8833
8834 - (void) cancelUpdate {
8835     [tabbar_ cancelUpdate];
8836 }
8837
8838 - (bool) requestUpdate {
8839     if (IsReachable("cydia.saurik.com")) {
8840         [self beginUpdate];
8841         return true;
8842     } else {
8843         UIAlertView *alert = [[[UIAlertView alloc]
8844             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8845             message:@"Host Unreachable" // XXX: Localize
8846             delegate:self
8847             cancelButtonTitle:UCLocalize("OK")
8848             otherButtonTitles:nil
8849         ] autorelease];
8850
8851         [alert setContext:@"norefresh"];
8852         [alert show];
8853
8854         return false;
8855     }
8856 }
8857
8858 - (BOOL) updating {
8859     return [tabbar_ updating];
8860 }
8861
8862 - (void) _loaded {
8863     if ([broken_ count] != 0) {
8864         int count = [broken_ count];
8865
8866         UIAlertView *alert = [[[UIAlertView alloc]
8867             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8868             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8869             delegate:self
8870             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8871             otherButtonTitles:
8872                 UCLocalize("TEMPORARY_IGNORE"),
8873             nil
8874         ] autorelease];
8875
8876         [alert setContext:@"fixhalf"];
8877         [alert setNumberOfRows:2];
8878         [alert show];
8879     } else if (!Ignored_ && [essential_ count] != 0) {
8880         int count = [essential_ count];
8881
8882         UIAlertView *alert = [[[UIAlertView alloc]
8883             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8884             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8885             delegate:self
8886             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8887             otherButtonTitles:
8888                 UCLocalize("UPGRADE_ESSENTIAL"),
8889                 UCLocalize("COMPLETE_UPGRADE"),
8890             nil
8891         ] autorelease];
8892
8893         [alert setContext:@"upgrade"];
8894         [alert show];
8895     }
8896 }
8897
8898 - (void) returnToCydia {
8899     [self _loaded];
8900 }
8901
8902 - (void) _saveConfig {
8903     @synchronized (database_) {
8904         _trace();
8905         MetaFile_.Sync();
8906         _trace();
8907     }
8908
8909     if (Changed_) {
8910         NSString *error(nil);
8911
8912         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8913             _trace();
8914             NSError *error(nil);
8915             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8916                 NSLog(@"failure to save metadata data: %@", error);
8917             _trace();
8918
8919             Changed_ = false;
8920         } else {
8921             NSLog(@"failure to serialize metadata: %@", error);
8922         }
8923     }
8924
8925     CydiaWriteSources();
8926 }
8927
8928 // Navigation controller for the queuing badge.
8929 - (UINavigationController *) queueNavigationController {
8930     NSArray *controllers = [tabbar_ viewControllers];
8931     return [controllers objectAtIndex:3];
8932 }
8933
8934 - (void) unloadData {
8935     [tabbar_ unloadData];
8936 }
8937
8938 - (void) _updateData {
8939     [self _saveConfig];
8940     [self unloadData];
8941
8942     UINavigationController *navigation = [self queueNavigationController];
8943
8944     id queuedelegate = nil;
8945     if ([[navigation viewControllers] count] > 0)
8946         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8947
8948     [queuedelegate queueStatusDidChange];
8949     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8950 }
8951
8952 - (void) _refreshIfPossible:(NSDate *)update {
8953     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8954
8955     bool recently = false;
8956     if (update != nil) {
8957         NSTimeInterval interval([update timeIntervalSinceNow]);
8958         if (interval <= 0 && interval > -(15*60))
8959             recently = true;
8960     }
8961
8962     // Don't automatic refresh if:
8963     //  - We already refreshed recently.
8964     //  - We already auto-refreshed this launch.
8965     //  - Auto-refresh is disabled.
8966     //  - Cydia's server is not reachable
8967     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
8968         // If we are cancelling, we need to make sure it knows it's already loaded.
8969         loaded_ = true;
8970
8971         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8972     } else {
8973         // We are going to load, so remember that.
8974         loaded_ = true;
8975
8976         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8977     }
8978
8979     [pool release];
8980 }
8981
8982 - (void) refreshIfPossible {
8983     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8984 }
8985
8986 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8987 @synchronized (self) {
8988     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8989     if (hud != nil)
8990         [hud setText:UCLocalize("RELOADING_DATA")];
8991
8992     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8993
8994     size_t changes(0);
8995
8996     [essential_ removeAllObjects];
8997     [broken_ removeAllObjects];
8998
8999     NSArray *packages([database_ packages]);
9000     for (Package *package in packages) {
9001         if ([package half])
9002             [broken_ addObject:package];
9003         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9004             if ([package essential] && [package installed] != nil)
9005                 [essential_ addObject:package];
9006             ++changes;
9007         }
9008     }
9009
9010     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9011     if (changes != 0) {
9012         _trace();
9013         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9014         [changesItem setBadgeValue:badge];
9015         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9016         [self setApplicationIconBadgeNumber:changes];
9017     } else {
9018         _trace();
9019         [changesItem setBadgeValue:nil];
9020         [changesItem setAnimatedBadge:NO];
9021         [self setApplicationIconBadgeNumber:0];
9022     }
9023
9024     [self _updateData];
9025
9026     if (hud != nil)
9027         [self removeProgressHUD:hud];
9028 } }
9029
9030 - (void) updateData {
9031     [self _updateData];
9032 }
9033
9034 - (void) updateDataAndLoad {
9035     [self _updateData];
9036     if ([database_ progressDelegate] == nil)
9037         [self _loaded];
9038 }
9039
9040 - (void) update_ {
9041     [database_ update];
9042     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9043 }
9044
9045 - (void) disemulate {
9046     if (emulated_ == nil)
9047         return;
9048
9049     [window_ addSubview:[tabbar_ view]];
9050     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9051         [window_ setRootViewController:tabbar_];
9052     [[emulated_ view] removeFromSuperview];
9053     emulated_ = nil;
9054     [window_ setUserInteractionEnabled:YES];
9055 }
9056
9057 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9058     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9059     if (IsWildcat_)
9060         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9061
9062     UIViewController *parent;
9063     if (emulated_ == nil)
9064         parent = tabbar_;
9065     else if (!force)
9066         parent = emulated_;
9067     else {
9068         [self disemulate];
9069         parent = tabbar_;
9070     }
9071
9072     [parent presentModalViewController:navigation animated:YES];
9073 }
9074
9075 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9076     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9077
9078     if (navigation != nil)
9079         [navigation pushViewController:progress animated:YES];
9080     else
9081         [self presentModalViewController:progress force:YES];
9082
9083     [progress invoke:invocation withTitle:title];
9084     return progress;
9085 }
9086
9087 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9088     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9089 }
9090
9091 - (void) repairWithInvocation:(NSInvocation *)invocation {
9092     _trace();
9093     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9094     _trace();
9095 }
9096
9097 - (void) repairWithSelector:(SEL)selector {
9098     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9099 }
9100
9101 - (void) reloadData {
9102     [self reloadDataWithInvocation:nil];
9103     if ([database_ progressDelegate] == nil)
9104         [self _loaded];
9105 }
9106
9107 - (void) syncData {
9108     [self _saveConfig];
9109     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9110 }
9111
9112 - (void) addSource:(NSDictionary *) source {
9113     CydiaAddSource(source);
9114 }
9115
9116 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9117     CydiaAddSource(href, distribution, sections);
9118 }
9119
9120 - (void) addTrivialSource:(NSString *)href {
9121     CydiaAddSource(href, @"./");
9122 }
9123
9124 - (void) updateValues {
9125     Changed_ = true;
9126 }
9127
9128 - (void) resolve {
9129     pkgProblemResolver *resolver = [database_ resolver];
9130
9131     resolver->InstallProtect();
9132     if (!resolver->Resolve(true))
9133         _error->Discard();
9134 }
9135
9136 - (bool) perform {
9137     // XXX: this is a really crappy way of doing this.
9138     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9139     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9140     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9141     if ([tabbar_ updating])
9142         [tabbar_ cancelUpdate];
9143
9144     if (![database_ prepare])
9145         return false;
9146
9147     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9148     [page setDelegate:self];
9149     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9150
9151     if (IsWildcat_)
9152         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9153     [tabbar_ presentModalViewController:confirm_ animated:YES];
9154
9155     return true;
9156 }
9157
9158 - (void) queue {
9159     @synchronized (self) {
9160         [self perform];
9161     }
9162 }
9163
9164 - (void) clearPackage:(Package *)package {
9165     @synchronized (self) {
9166         [package clear];
9167         [self resolve];
9168         [self perform];
9169     }
9170 }
9171
9172 - (void) installPackages:(NSArray *)packages {
9173     @synchronized (self) {
9174         for (Package *package in packages)
9175             [package install];
9176         [self resolve];
9177         [self perform];
9178     }
9179 }
9180
9181 - (void) installPackage:(Package *)package {
9182     @synchronized (self) {
9183         [package install];
9184         [self resolve];
9185         [self perform];
9186     }
9187 }
9188
9189 - (void) removePackage:(Package *)package {
9190     @synchronized (self) {
9191         [package remove];
9192         [self resolve];
9193         [self perform];
9194     }
9195 }
9196
9197 - (void) distUpgrade {
9198     @synchronized (self) {
9199         if (![database_ upgrade])
9200             return;
9201         [self perform];
9202     }
9203 }
9204
9205 - (void) _uicache {
9206     _trace();
9207     system("su -c /usr/bin/uicache mobile");
9208     _trace();
9209 }
9210
9211 - (void) uicache {
9212     UIProgressHUD *hud([self addProgressHUD]);
9213     [hud setText:UCLocalize("LOADING")];
9214     [self yieldToSelector:@selector(_uicache)];
9215     [self removeProgressHUD:hud];
9216 }
9217
9218 - (void) perform_ {
9219     [database_ perform];
9220     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9221     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9222 }
9223
9224 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9225     Queuing_ = false;
9226     [self lockSuspend];
9227     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9228     [self unlockSuspend];
9229 }
9230
9231 - (void) retainNetworkActivityIndicator {
9232     if (activity_++ == 0)
9233         [self setNetworkActivityIndicatorVisible:YES];
9234
9235 #if TraceLogging
9236     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9237 #endif
9238 }
9239
9240 - (void) releaseNetworkActivityIndicator {
9241     if (--activity_ == 0)
9242         [self setNetworkActivityIndicatorVisible:NO];
9243
9244 #if TraceLogging
9245     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9246 #endif
9247
9248 }
9249
9250 - (void) cancelAndClear:(bool)clear {
9251     @synchronized (self) {
9252         if (clear) {
9253             [database_ clear];
9254             Queuing_ = false;
9255         } else {
9256             Queuing_ = true;
9257         }
9258
9259         [self _updateData];
9260     }
9261 }
9262
9263 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9264     NSString *context([alert context]);
9265
9266     if ([context isEqualToString:@"conffile"]) {
9267         FILE *input = [database_ input];
9268         if (button == [alert cancelButtonIndex])
9269             fprintf(input, "N\n");
9270         else if (button == [alert firstOtherButtonIndex])
9271             fprintf(input, "Y\n");
9272         fflush(input);
9273
9274         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9275     } else if ([context isEqualToString:@"fixhalf"]) {
9276         if (button == [alert cancelButtonIndex]) {
9277             @synchronized (self) {
9278                 for (Package *broken in (id) broken_) {
9279                     [broken remove];
9280
9281                     NSString *id = [broken id];
9282                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9283                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9284                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9285                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9286                 }
9287
9288                 [self resolve];
9289                 [self perform];
9290             }
9291         } else if (button == [alert firstOtherButtonIndex]) {
9292             [broken_ removeAllObjects];
9293             [self _loaded];
9294         }
9295
9296         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9297     } else if ([context isEqualToString:@"upgrade"]) {
9298         if (button == [alert firstOtherButtonIndex]) {
9299             @synchronized (self) {
9300                 for (Package *essential in (id) essential_)
9301                     [essential install];
9302
9303                 [self resolve];
9304                 [self perform];
9305             }
9306         } else if (button == [alert firstOtherButtonIndex] + 1) {
9307             [self distUpgrade];
9308         } else if (button == [alert cancelButtonIndex]) {
9309             Ignored_ = YES;
9310         }
9311
9312         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9313     }
9314 }
9315
9316 - (void) system:(NSString *)command {
9317     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9318
9319     _trace();
9320     system([command UTF8String]);
9321     _trace();
9322
9323     [pool release];
9324 }
9325
9326 - (void) applicationWillSuspend {
9327     [database_ clean];
9328     [super applicationWillSuspend];
9329 }
9330
9331 - (BOOL) isSafeToSuspend {
9332     if (locked_ != 0) {
9333 #if !ForRelease
9334         NSLog(@"isSafeToSuspend: locked_ != 0");
9335 #endif
9336         return false;
9337     }
9338
9339     // Use external process status API internally.
9340     // This is probably a really bad idea.
9341     // XXX: what is the point of this? does this solve anything at all?
9342     uint64_t status = 0;
9343     int notify_token;
9344     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9345         notify_get_state(notify_token, &status);
9346         notify_cancel(notify_token);
9347     }
9348
9349     if (status != 0) {
9350 #if !ForRelease
9351         NSLog(@"isSafeToSuspend: status != 0");
9352 #endif
9353         return false;
9354     }
9355
9356 #if !ForRelease
9357     NSLog(@"isSafeToSuspend: -> true");
9358 #endif
9359     return true;
9360 }
9361
9362 - (void) applicationSuspend:(__GSEvent *)event {
9363     if ([self isSafeToSuspend])
9364         [super applicationSuspend:event];
9365 }
9366
9367 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9368     if ([self isSafeToSuspend])
9369         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9370 }
9371
9372 - (void) _setSuspended:(BOOL)value {
9373     if ([self isSafeToSuspend])
9374         [super _setSuspended:value];
9375 }
9376
9377 - (UIProgressHUD *) addProgressHUD {
9378     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9379     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9380
9381     [window_ setUserInteractionEnabled:NO];
9382
9383     UIViewController *target(tabbar_);
9384     if (UIViewController *modal = [target modalViewController])
9385         target = modal;
9386
9387     [hud showInView:[target view]];
9388
9389     [self lockSuspend];
9390     return hud;
9391 }
9392
9393 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9394     [self unlockSuspend];
9395     [hud hide];
9396     [hud removeFromSuperview];
9397     [window_ setUserInteractionEnabled:YES];
9398 }
9399
9400 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9401     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9402 }
9403
9404 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9405     NSString *scheme([[url scheme] lowercaseString]);
9406     if ([[url absoluteString] length] <= [scheme length] + 3)
9407         return nil;
9408     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9409     NSArray *components([path componentsSeparatedByString:@"/"]);
9410
9411     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9412         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9413         if (controller != nil)
9414             [controller setDelegate:self];
9415         return controller;
9416     }
9417
9418     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9419         return nil;
9420
9421     NSString *base([components objectAtIndex:0]);
9422
9423     CyteViewController *controller = nil;
9424
9425     if ([base isEqualToString:@"url"]) {
9426         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9427         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9428         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9429     } else if (!external && [components count] == 1) {
9430         if ([base isEqualToString:@"sources"]) {
9431             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9432         }
9433
9434         if ([base isEqualToString:@"home"]) {
9435             controller = [[[HomeController alloc] init] autorelease];
9436         }
9437
9438         if ([base isEqualToString:@"sections"]) {
9439             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9440         }
9441
9442         if ([base isEqualToString:@"search"]) {
9443             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9444         }
9445
9446         if ([base isEqualToString:@"changes"]) {
9447             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9448         }
9449
9450         if ([base isEqualToString:@"installed"]) {
9451             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9452         }
9453     } else if ([components count] == 2) {
9454         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9455
9456         if ([base isEqualToString:@"package"]) {
9457             controller = [self pageForPackage:argument withReferrer:referrer];
9458         }
9459
9460         if (!external && [base isEqualToString:@"search"]) {
9461             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9462         }
9463
9464         if (!external && [base isEqualToString:@"sections"]) {
9465             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9466                 argument = nil;
9467             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9468         }
9469
9470         if (!external && [base isEqualToString:@"sources"]) {
9471             if ([argument isEqualToString:@"add"]) {
9472                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9473                 [(SourcesController *)controller showAddSourcePrompt];
9474             } else {
9475                 Source *source([database_ sourceWithKey:argument]);
9476                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9477             }
9478         }
9479
9480         if (!external && [base isEqualToString:@"launch"]) {
9481             [self launchApplicationWithIdentifier:argument suspended:NO];
9482             return nil;
9483         }
9484     } else if (!external && [components count] == 3) {
9485         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9486         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9487
9488         if ([base isEqualToString:@"package"]) {
9489             if ([arg2 isEqualToString:@"settings"]) {
9490                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9491             } else if ([arg2 isEqualToString:@"files"]) {
9492                 if (Package *package = [database_ packageWithName:arg1]) {
9493                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9494                     [(FileTable *)controller setPackage:package];
9495                 }
9496             }
9497         }
9498
9499         if ([base isEqualToString:@"sections"]) {
9500             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9501             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9502             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9503         }
9504     }
9505
9506     [controller setDelegate:self];
9507     return controller;
9508 }
9509
9510 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9511     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9512
9513     if (page != nil)
9514         [tabbar_ setUnselectedViewController:page];
9515
9516     return page != nil;
9517 }
9518
9519 - (void) applicationOpenURL:(NSURL *)url {
9520     [super applicationOpenURL:url];
9521
9522     if (!loaded_)
9523         starturl_ = url;
9524     else
9525         [self openCydiaURL:url forExternal:YES];
9526 }
9527
9528 - (void) applicationWillResignActive:(UIApplication *)application {
9529     // Stop refreshing if you get a phone call or lock the device.
9530     if ([tabbar_ updating])
9531         [tabbar_ cancelUpdate];
9532
9533     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9534         [super applicationWillResignActive:application];
9535 }
9536
9537 - (void) saveState {
9538     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9539     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9540     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9541     Changed_ = true;
9542
9543     [self _saveConfig];
9544 }
9545
9546 - (void) applicationWillTerminate:(UIApplication *)application {
9547     [self saveState];
9548 }
9549
9550 - (void) setConfigurationData:(NSString *)data {
9551     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9552
9553     if (!conffile_r(data)) {
9554         lprintf("E:invalid conffile\n");
9555         return;
9556     }
9557
9558     NSString *ofile = conffile_r[1];
9559     //NSString *nfile = conffile_r[2];
9560
9561     UIAlertView *alert = [[[UIAlertView alloc]
9562         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9563         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9564         delegate:self
9565         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9566         otherButtonTitles:
9567             UCLocalize("ACCEPT_NEW_COPY"),
9568             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9569         nil
9570     ] autorelease];
9571
9572     [alert setContext:@"conffile"];
9573     [alert setNumberOfRows:2];
9574     [alert show];
9575 }
9576
9577 - (void) addStashController {
9578     [self lockSuspend];
9579     stash_ = [[[StashController alloc] init] autorelease];
9580     [window_ addSubview:[stash_ view]];
9581 }
9582
9583 - (void) removeStashController {
9584     [[stash_ view] removeFromSuperview];
9585     stash_ = nil;
9586     [self unlockSuspend];
9587 }
9588
9589 - (void) stash {
9590     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9591     UpdateExternalStatus(1);
9592     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9593     UpdateExternalStatus(0);
9594
9595     [self removeStashController];
9596
9597     pid_t pid(ExecFork());
9598     if (pid == 0) {
9599         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9600         perror("launchctl stop");
9601
9602         exit(0);
9603     } ReapZombie(pid);
9604 }
9605
9606 - (void) setupViewControllers {
9607     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9608
9609     NSMutableArray *items;
9610     if (kCFCoreFoundationVersionNumber < 800) {
9611         items = [NSMutableArray arrayWithObjects:
9612             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9613             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9614             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9615             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease],
9616             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9617         nil];
9618     } else {
9619         items = [NSMutableArray arrayWithObjects:
9620             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
9621             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
9622             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
9623             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease],
9624             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
9625         nil];
9626     }
9627
9628     NSMutableArray *controllers([NSMutableArray array]);
9629     for (UITabBarItem *item in items) {
9630         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9631         [controller setTabBarItem:item];
9632         [controllers addObject:controller];
9633     }
9634     [tabbar_ setViewControllers:controllers];
9635
9636     [tabbar_ setUpdateDelegate:self];
9637 }
9638
9639 - (void) _sendMemoryWarningNotification {
9640     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9641         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9642     else
9643         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9644 }
9645
9646 - (void) _sendMemoryWarningNotifications {
9647     while (true) {
9648         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9649         sleep(2);
9650         //usleep(2000000);
9651     }
9652 }
9653
9654 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9655     NSLog(@"--");
9656     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9657 }
9658
9659 - (void) applicationDidFinishLaunching:(id)unused {
9660     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9661
9662 _trace();
9663     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9664         [self setApplicationSupportsShakeToEdit:NO];
9665
9666     @synchronized (HostConfig_) {
9667         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9668     }
9669
9670     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9671         initWithMemoryCapacity:524288
9672         diskCapacity:10485760
9673         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
9674     ] autorelease]];
9675
9676     [CydiaWebViewController _initialize];
9677
9678     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9679
9680     // this would disallow http{,s} URLs from accessing this data
9681     //[WebView registerURLSchemeAsLocal:@"cydia"];
9682
9683     Font12_ = [UIFont systemFontOfSize:12];
9684     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9685     Font14_ = [UIFont systemFontOfSize:14];
9686     Font18_ = [UIFont systemFontOfSize:18];
9687     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9688     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9689
9690     essential_ = [NSMutableArray arrayWithCapacity:4];
9691     broken_ = [NSMutableArray arrayWithCapacity:4];
9692
9693     // XXX: I really need this thing... like, seriously... I'm sorry
9694     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9695
9696     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9697     [window_ orderFront:self];
9698     [window_ makeKey:self];
9699     [window_ setHidden:NO];
9700
9701     if (false) stash: {
9702         [self addStashController];
9703         // XXX: this would be much cleaner as a yieldToSelector:
9704         // that way the removeStashController could happen right here inline
9705         // we also could no longer require the useless stash_ field anymore
9706         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9707         return;
9708     }
9709
9710     struct stat root;
9711     int error(stat("/", &root));
9712     _assert(error != -1);
9713
9714     #define Stash_(path) do { \
9715         struct stat folder; \
9716         int error(lstat((path), &folder)); \
9717         if (error != -1 && ( \
9718             folder.st_dev == root.st_dev && \
9719             S_ISDIR(folder.st_mode) \
9720         ) || error == -1 && ( \
9721             errno == ENOENT || \
9722             errno == ENOTDIR \
9723         )) goto stash; \
9724     } while (false)
9725
9726     Stash_("/Applications");
9727     Stash_("/Library/Ringtones");
9728     Stash_("/Library/Wallpaper");
9729     //Stash_("/usr/bin");
9730     Stash_("/usr/include");
9731     Stash_("/usr/lib/pam");
9732     Stash_("/usr/share");
9733     //Stash_("/var/lib");
9734
9735     database_ = [Database sharedInstance];
9736     [database_ setDelegate:self];
9737
9738     [window_ setUserInteractionEnabled:NO];
9739     [self setupViewControllers];
9740
9741     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9742     [window_ addSubview:[emulated_ view]];
9743     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9744         [window_ setRootViewController:emulated_];
9745
9746     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9747 _trace();
9748 }
9749
9750 - (NSArray *) defaultStartPages {
9751     NSMutableArray *standard = [NSMutableArray array];
9752     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9753     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9754     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9755     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9756     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9757     return standard;
9758 }
9759
9760 - (void) loadData {
9761 _trace();
9762     if ([emulated_ modalViewController] != nil)
9763         [emulated_ dismissModalViewControllerAnimated:YES];
9764     [window_ setUserInteractionEnabled:NO];
9765
9766     [self reloadDataWithInvocation:nil];
9767     [self refreshIfPossible];
9768     PrintTimes();
9769
9770     [self disemulate];
9771
9772     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9773     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9774     int standardIndex = 0;
9775     NSArray *standard = [self defaultStartPages];
9776
9777     BOOL valid = YES;
9778
9779     if (saved == nil)
9780         valid = NO;
9781
9782     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9783     if (valid && closed != nil) {
9784         NSTimeInterval interval([closed timeIntervalSinceNow]);
9785         // XXX: Is 30 minutes the optimal time here?
9786         if (interval <= -(30*60))
9787             valid = NO;
9788     }
9789
9790     if (valid && [saved count] != [standard count])
9791         valid = NO;
9792
9793     if (valid) {
9794         for (unsigned int i = 0; i < [standard count]; i++) {
9795             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9796             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9797             //      but it's good enough for now.
9798             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9799                 valid = NO;
9800                 break;
9801             }
9802         }
9803     }
9804
9805     NSArray *items = nil;
9806     if (valid) {
9807         [tabbar_ setSelectedIndex:savedIndex];
9808         items = saved;
9809     } else {
9810         [tabbar_ setSelectedIndex:standardIndex];
9811         items = standard;
9812     }
9813
9814     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9815         NSArray *stack = [items objectAtIndex:tab];
9816         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9817         NSMutableArray *current = [NSMutableArray array];
9818
9819         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9820             NSString *addr = [stack objectAtIndex:nav];
9821             NSURL *url = [NSURL URLWithString:addr];
9822             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9823             if (page != nil)
9824                 [current addObject:page];
9825         }
9826
9827         [navigation setViewControllers:current];
9828     }
9829
9830     // (Try to) show the startup URL.
9831     if (starturl_ != nil) {
9832         [self openCydiaURL:starturl_ forExternal:NO];
9833         starturl_ = nil;
9834     }
9835 }
9836
9837 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9838     if (item != nil && IsWildcat_) {
9839         [sheet showFromBarButtonItem:item animated:YES];
9840     } else {
9841         [sheet showInView:window_];
9842     }
9843 }
9844
9845 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9846     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9847     [progress setTitle:task];
9848     [progress addProgressEvent:event];
9849 }
9850
9851 - (void) addProgressEventForTask:(NSArray *)data {
9852     CydiaProgressEvent *event([data objectAtIndex:0]);
9853     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9854     [self addProgressEvent:event forTask:task];
9855 }
9856
9857 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9858     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9859 }
9860
9861 @end
9862
9863 /*IMP alloc_;
9864 id Alloc_(id self, SEL selector) {
9865     id object = alloc_(self, selector);
9866     lprintf("[%s]A-%p\n", self->isa->name, object);
9867     return object;
9868 }*/
9869
9870 /*IMP dealloc_;
9871 id Dealloc_(id self, SEL selector) {
9872     id object = dealloc_(self, selector);
9873     lprintf("[%s]D-%p\n", self->isa->name, object);
9874     return object;
9875 }*/
9876
9877 static NSSet *MobilizedFiles_;
9878
9879 static NSURL *MobilizeURL(NSURL *url) {
9880     NSString *path([url path]);
9881     if ([path hasPrefix:@"/var/root/"]) {
9882         NSString *file([path substringFromIndex:10]);
9883         if ([MobilizedFiles_ containsObject:file])
9884             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9885     }
9886
9887     return url;
9888 }
9889
9890 Class $CFXPreferencesPropertyListSource;
9891 @class CFXPreferencesPropertyListSource;
9892
9893 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9894     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9895     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9896     url = MobilizeURL(url);
9897     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9898     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9899     url = old;
9900     [pool release];
9901     return value;
9902 }
9903
9904 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9905     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9906     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9907     url = MobilizeURL(url);
9908     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9909     //NSLog(@"%@ %@", [url absoluteString], value);
9910     url = old;
9911     [pool release];
9912     return value;
9913 }
9914
9915 Class $NSURLConnection;
9916
9917 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9918     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
9919
9920     NSURL *url([copy URL]);
9921
9922     NSString *host([url host]);
9923     NSString *scheme([[url scheme] lowercaseString]);
9924
9925     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9926
9927     @synchronized (HostConfig_) {
9928         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9929             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9930                 [copy setHTTPShouldUsePipelining:YES];
9931
9932         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9933             if ([control isEqualToString:@"max-age=0"])
9934                 if ([CachedURLs_ containsObject:url]) {
9935 #if !ForRelease
9936                     NSLog(@"~~~: %@", url);
9937 #endif
9938
9939                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9940
9941                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9942                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9943                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9944                 }
9945     }
9946
9947     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9948     } return self;
9949 }
9950
9951 Class $WAKWindow;
9952
9953 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
9954     CGSize size([[UIScreen mainScreen] bounds].size);
9955     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
9956         if ([$WAKWindow hasLandscapeOrientation])
9957             std::swap(size.width, size.height);*/
9958     return size;
9959 }
9960
9961 Class $NSUserDefaults;
9962
9963 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
9964     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
9965         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
9966     return _NSUserDefaults$objectForKey$(self, _cmd, key);
9967 }
9968
9969 int main(int argc, char *argv[]) {
9970     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9971
9972     _trace();
9973
9974     UpdateExternalStatus(0);
9975
9976     UIScreen *screen([UIScreen mainScreen]);
9977     if ([screen respondsToSelector:@selector(scale)])
9978         ScreenScale_ = [screen scale];
9979     else
9980         ScreenScale_ = 1;
9981
9982     UIDevice *device([UIDevice currentDevice]);
9983     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
9984         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9985         if (idiom == UIUserInterfaceIdiomPad)
9986             IsWildcat_ = true;
9987     }
9988
9989     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
9990
9991     Pcre pattern("^([0-9]+\\.[0-9]+)");
9992
9993     if (pattern([device systemVersion]))
9994         Firmware_ = pattern[1];
9995     if (pattern(Cydia_))
9996         Major_ = pattern[1];
9997
9998     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
9999
10000     HostConfig_ = [[[NSObject alloc] init] autorelease];
10001     @synchronized (HostConfig_) {
10002         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10003         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10004         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10005         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10006         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10007     }
10008
10009     NSString *ui(@"ui/ios");
10010     if (Idiom_ != nil)
10011         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10012     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10013     UI_ = CydiaURL(ui);
10014
10015     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10016
10017     MobilizedFiles_ = [NSMutableSet setWithObjects:
10018         @"Library/Preferences/com.apple.Accessibility.plist",
10019         @"Library/Preferences/com.apple.preferences.sounds.plist",
10020     nil];
10021
10022     /* Library Hacks {{{ */
10023     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10024
10025     $WAKWindow = objc_getClass("WAKWindow");
10026     if ($WAKWindow != NULL)
10027         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10028             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10029
10030     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10031
10032     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10033     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10034         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10035         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10036     }
10037
10038     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10039     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10040         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10041         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10042     }
10043
10044     $NSURLConnection = objc_getClass("NSURLConnection");
10045     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10046     if (NSURLConnection$init$ != NULL) {
10047         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10048         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10049     }
10050
10051     $NSUserDefaults = objc_getClass("NSUserDefaults");
10052     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10053     if (NSUserDefaults$objectForKey$ != NULL) {
10054         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10055         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10056     }
10057     /* }}} */
10058     /* Set Locale {{{ */
10059     Locale_ = CFLocaleCopyCurrent();
10060     Languages_ = [NSLocale preferredLanguages];
10061
10062     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10063     //NSLog(@"%@", [Languages_ description]);
10064
10065     const char *lang;
10066     if (Locale_ != NULL)
10067         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10068     else if (Languages_ != nil && [Languages_ count] != 0)
10069         lang = [[Languages_ objectAtIndex:0] UTF8String];
10070     else
10071         // XXX: consider just setting to C and then falling through?
10072         lang = NULL;
10073
10074     if (lang != NULL) {
10075         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10076         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10077     }
10078
10079     NSLog(@"Setting Language: %s", lang);
10080
10081     if (lang != NULL) {
10082         setenv("LANG", lang, true);
10083         std::setlocale(LC_ALL, lang);
10084     }
10085     /* }}} */
10086
10087     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10088
10089     /* Parse Arguments {{{ */
10090     bool substrate(false);
10091
10092     if (argc != 0) {
10093         char **args(argv);
10094         int arge(1);
10095
10096         for (int argi(1); argi != argc; ++argi)
10097             if (strcmp(argv[argi], "--") == 0) {
10098                 arge = argi;
10099                 argv[argi] = argv[0];
10100                 argv += argi;
10101                 argc -= argi;
10102                 break;
10103             }
10104
10105         for (int argi(1); argi != arge; ++argi)
10106             if (strcmp(args[argi], "--substrate") == 0)
10107                 substrate = true;
10108             else
10109                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10110     }
10111     /* }}} */
10112
10113     App_ = [[NSBundle mainBundle] bundlePath];
10114     Advanced_ = YES;
10115
10116     setuid(0);
10117     setgid(0);
10118
10119     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10120         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10121
10122     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10123
10124     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10125     alloc_ = alloc->method_imp;
10126     alloc->method_imp = (IMP) &Alloc_;*/
10127
10128     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10129     dealloc_ = dealloc->method_imp;
10130     dealloc->method_imp = (IMP) &Dealloc_;*/
10131
10132     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10133     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10134
10135     /* System Information {{{ */
10136     size_t size;
10137
10138     int maxproc;
10139     size = sizeof(maxproc);
10140     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10141         perror("sysctlbyname(\"kern.maxproc\", ?)");
10142     else if (maxproc < 64) {
10143         maxproc = 64;
10144         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10145             perror("sysctlbyname(\"kern.maxproc\", #)");
10146     }
10147
10148     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10149     char *osversion = new char[size];
10150     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10151         perror("sysctlbyname(\"kern.osversion\", ?)");
10152     else
10153         System_ = [NSString stringWithUTF8String:osversion];
10154
10155     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10156     char *machine = new char[size];
10157     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10158         perror("sysctlbyname(\"hw.machine\", ?)");
10159     else
10160         Machine_ = machine;
10161
10162     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10163     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10164     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10165
10166     UniqueID_ = UniqueIdentifier(device);
10167
10168     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10169         Product_ = [info objectForKey:@"SafariProductVersion"];
10170         Safari_ = [info objectForKey:@"CFBundleVersion"];
10171     }
10172
10173     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10174
10175     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10176         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10177     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10178         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10179     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10180         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10181
10182     UserAgent_ = agent;
10183     /* }}} */
10184     /* Load Database {{{ */
10185     _trace();
10186     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10187     _trace();
10188     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10189
10190     if (Metadata_ == NULL)
10191         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10192     else {
10193         Settings_ = [Metadata_ objectForKey:@"Settings"];
10194
10195         Packages_ = [Metadata_ objectForKey:@"Packages"];
10196
10197         Values_ = [Metadata_ objectForKey:@"Values"];
10198         Sections_ = [Metadata_ objectForKey:@"Sections"];
10199         Sources_ = [Metadata_ objectForKey:@"Sources"];
10200
10201         Token_ = [Metadata_ objectForKey:@"Token"];
10202
10203         Version_ = [Metadata_ objectForKey:@"Version"];
10204     }
10205
10206     if (Values_ == nil) {
10207         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10208         [Metadata_ setObject:Values_ forKey:@"Values"];
10209     }
10210
10211     if (Sections_ == nil) {
10212         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10213         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10214     }
10215
10216     if (Sources_ == nil) {
10217         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10218         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10219     }
10220
10221     if (Version_ == nil) {
10222         Version_ = [NSNumber numberWithUnsignedInt:0];
10223         [Metadata_ setObject:Version_ forKey:@"Version"];
10224     }
10225
10226     if ([Version_ unsignedIntValue] == 0) {
10227         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10228         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10229         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10230         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10231
10232         Version_ = [NSNumber numberWithUnsignedInt:1];
10233         [Metadata_ setObject:Version_ forKey:@"Version"];
10234
10235         [Metadata_ removeObjectForKey:@"LastUpdate"];
10236
10237         Changed_ = true;
10238     }
10239
10240     _H<NSMutableArray> broken([NSMutableArray array]);
10241     for (NSString *key in (id) Sources_)
10242         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10243             [broken addObject:key];
10244     if ([broken count] != 0) {
10245         for (NSString *key in (id) broken)
10246             [Sources_ removeObjectForKey:key];
10247         Changed_ = true;
10248     } broken = nil;
10249     /* }}} */
10250
10251     CydiaWriteSources();
10252
10253     _trace();
10254     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10255     _trace();
10256
10257     if (Packages_ != nil) {
10258         bool fail(false);
10259         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10260         _trace();
10261
10262         if (!fail) {
10263             [Metadata_ removeObjectForKey:@"Packages"];
10264             Packages_ = nil;
10265             Changed_ = true;
10266         }
10267     }
10268
10269     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10270
10271 #define MobileSubstrate_(name) \
10272     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10273         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10274         if (handle == NULL) \
10275             NSLog(@"%s", dlerror()); \
10276     }
10277
10278     MobileSubstrate_(Activator)
10279     MobileSubstrate_(libstatusbar)
10280     MobileSubstrate_(SimulatedKeyEvents)
10281     MobileSubstrate_(WinterBoard)
10282
10283     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10284         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10285
10286     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10287
10288     if (access("/User", F_OK) != 0 || version != 6) {
10289         _trace();
10290         system("/usr/libexec/cydia/firmware.sh");
10291         _trace();
10292     }
10293
10294     _assert([[NSFileManager defaultManager]
10295         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10296         withIntermediateDirectories:YES
10297         attributes:nil
10298         error:NULL
10299     ]);
10300
10301     if (access("/tmp/cydia.chk", F_OK) == 0) {
10302         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10303             _assert(errno == ENOENT);
10304         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10305             _assert(errno == ENOENT);
10306     }
10307
10308     /* APT Initialization {{{ */
10309     _assert(pkgInitConfig(*_config));
10310     _assert(pkgInitSystem(*_config, _system));
10311
10312     if (lang != NULL)
10313         _config->Set("APT::Acquire::Translation", lang);
10314
10315     // XXX: this timeout might be important :(
10316     //_config->Set("Acquire::http::Timeout", 15);
10317
10318     _config->Set("Acquire::http::MaxParallel", 3);
10319     /* }}} */
10320     /* Color Choices {{{ */
10321     space_ = CGColorSpaceCreateDeviceRGB();
10322
10323     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10324     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10325     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10326     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10327     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10328     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10329     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10330     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10331     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10332     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10333
10334     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10335     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10336     /* }}}*/
10337     /* UIKit Configuration {{{ */
10338     // XXX: I have a feeling this was important
10339     //UIKeyboardDisableAutomaticAppearance();
10340     /* }}} */
10341
10342     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10343
10344     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10345     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10346     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10347
10348     PulseInterval_ = fast ? 50000 : 500000;
10349
10350     Colon_ = UCLocalize("COLON_DELIMITED");
10351     Elision_ = UCLocalize("ELISION");
10352     Error_ = UCLocalize("ERROR");
10353     Warning_ = UCLocalize("WARNING");
10354
10355     _trace();
10356     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10357
10358     CGColorSpaceRelease(space_);
10359     CFRelease(Locale_);
10360
10361     [pool release];
10362     return value;
10363 }