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 <sstream>
  59 #include <string>
  60
  61 #include <ext/stdio_filebuf.h>
  62
  63 #undef ABS
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debindexfile.h>
  72 #include <apt-pkg/debmetaindex.h>
  73 #include <apt-pkg/error.h>
  74 #include <apt-pkg/init.h>
  75 #include <apt-pkg/mmap.h>
  76 #include <apt-pkg/pkgrecords.h>
  77 #include <apt-pkg/sha1.h>
  78 #include <apt-pkg/sourcelist.h>
  79 #include <apt-pkg/sptr.h>
  80 #include <apt-pkg/strutl.h>
  81 #include <apt-pkg/tagfile.h>
  82
  83 #include <apr-1/apr_pools.h>
  84
  85 #include <sys/types.h>
  86 #include <sys/stat.h>
  87 #include <sys/sysctl.h>
  88 #include <sys/param.h>
  89 #include <sys/mount.h>
  90 #include <sys/reboot.h>
  91
  92 #include <fcntl.h>
  93 #include <notify.h>
  94 #include <dlfcn.h>
  95
  96 extern "C" {
  97 #include <mach-o/nlist.h>
  98 }
  99
 100 #include <cstdio>
 101 #include <cstdlib>
 102 #include <cstring>
 103
 104 #include <errno.h>
 105
 106 #include <Cytore.hpp>
 107 #include "Sources.h"
 108
 109 #include <CydiaSubstrate/CydiaSubstrate.h>
 110 #include "Menes/Menes.h"
 111
 112 #include "CyteKit/IndirectDelegate.h"
 113 #include "CyteKit/PerlCompatibleRegEx.hpp"
 114 #include "CyteKit/TableViewCell.h"
 115 #include "CyteKit/WebScriptObject-Cyte.h"
 116 #include "CyteKit/WebViewController.h"
 117 #include "CyteKit/WebViewTableViewCell.h"
 118 #include "CyteKit/stringWithUTF8Bytes.h"
 119
 120 #include "Cydia/MIMEAddress.h"
 121 #include "Cydia/LoadingViewController.h"
 122 #include "Cydia/ProgressEvent.h"
 123
 124 #include "SDURLCache/SDURLCache.h"
 125 /* }}} */
 126
 127 /* Profiler {{{ */
 128 struct timeval _ltv;
 129 bool _itv;
 130
 131 #define _timestamp ({ \
 132     struct timeval tv; \
 133     gettimeofday(&tv, NULL); \
 134     tv.tv_sec * 1000000 + tv.tv_usec; \
 135 })
 136
 137 typedef std::vector<class ProfileTime *> TimeList;
 138 TimeList times_;
 139
 140 class ProfileTime {
 141   private:
 142     const char *name_;
 143     uint64_t total_;
 144     uint64_t count_;
 145
 146   public:
 147     ProfileTime(const char *name) :
 148         name_(name),
 149         total_(0)
 150     {
 151         times_.push_back(this);
 152     }
 153
 154     void AddTime(uint64_t time) {
 155         total_ += time;
 156         ++count_;
 157     }
 158
 159     void Print() {
 160         if (total_ != 0)
 161             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 162         total_ = 0;
 163         count_ = 0;
 164     }
 165 };
 166
 167 class ProfileTimer {
 168   private:
 169     ProfileTime &time_;
 170     uint64_t start_;
 171
 172   public:
 173     ProfileTimer(ProfileTime &time) :
 174         time_(time),
 175         start_(_timestamp)
 176     {
 177     }
 178
 179     ~ProfileTimer() {
 180         time_.AddTime(_timestamp - start_);
 181     }
 182 };
 183
 184 void PrintTimes() {
 185     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 186         (*i)->Print();
 187     std::cerr << "========" << std::endl;
 188 }
 189
 190 #define _profile(name) { \
 191     static ProfileTime name(#name); \
 192     ProfileTimer _ ## name(name);
 193
 194 #define _end }
 195 /* }}} */
 196
 197 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 198 #define synchronized(lock) \
 199     synchronized(static_cast<NSObject *>(lock))
 200
 201 extern NSString *Cydia_;
 202
 203 #define lprintf(args...) fprintf(stderr, args)
 204
 205 #define ForRelease 1
 206 #define TraceLogging (1 && !ForRelease)
 207 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 208 #define ProfileTimes (0 && !ForRelease)
 209 #define ForSaurik (0 && !ForRelease)
 210 #define LogBrowser (0 && !ForRelease)
 211 #define TrackResize (0 && !ForRelease)
 212 #define ManualRefresh (1 && !ForRelease)
 213 #define ShowInternals (0 && !ForRelease)
 214 #define AlwaysReload (0 && !ForRelease)
 215 #define TryIndexedCollation (0 && !ForRelease)
 216
 217 #if !TraceLogging
 218 #undef _trace
 219 #define _trace(args...)
 220 #endif
 221
 222 #if !ProfileTimes
 223 #undef _profile
 224 #define _profile(name) {
 225 #undef _end
 226 #define _end }
 227 #define PrintTimes() do {} while (false)
 228 #endif
 229
 230 // Hash Functions/Structures {{{
 231 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 232
 233 union SplitHash {
 234     uint32_t u32;
 235     uint16_t u16[2];
 236 };
 237 // }}}
 238
 239 static NSString *Colon_;
 240 NSString *Elision_;
 241 static NSString *Error_;
 242 static NSString *Warning_;
 243
 244 static NSString *Cache_;
 245
 246 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 247
 248 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 249
 250 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 251     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 252         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 253     else
 254         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 255 }
 256
 257 static bool IsReachable(const char *name) {
 258     SCNetworkReachabilityFlags flags; {
 259         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 260         SCNetworkReachabilityGetFlags(reachability, &flags);
 261         CFRelease(reachability);
 262     }
 263
 264     // XXX: this elaborate mess is what Apple is using to determine this? :(
 265     // XXX: do we care if the user has to intervene? maybe that's ok?
 266     return
 267         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 268             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 269                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 270                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 271             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 272             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 273         )
 274     ;
 275 }
 276
 277 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 278
 279 static _finline NSString *CydiaURL(NSString *path) {
 280     char page[26];
 281     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 282     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 283     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 284     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 285     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 286     page[25] = '\0';
 287     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 288 }
 289
 290 static void ReapZombie(pid_t pid) {
 291     int status;
 292   wait:
 293     if (waitpid(pid, &status, 0) == -1)
 294         if (errno == EINTR)
 295             goto wait;
 296         else _assert(false);
 297 }
 298
 299 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 300     int notify_token;
 301     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 302         notify_set_state(notify_token, newStatus);
 303         notify_cancel(notify_token);
 304     }
 305     notify_post("com.saurik.Cydia.status");
 306 }
 307
 308 static CGFloat CYStatusBarHeight() {
 309     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 310     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 311 }
 312
 313 /* NSForcedOrderingSearch doesn't work on the iPhone */
 314 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 315 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 316 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 317
 318 /* Insertion Sort {{{ */
 319
 320 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 321     const char *ptr = (const char *)list;
 322     while (0 < count) {
 323         CFIndex half = count / 2;
 324         const char *probe = ptr + elementSize * half;
 325         CFComparisonResult cr = comparator(element, probe, context);
 326     if (0 == cr) return (probe - (const char *)list) / elementSize;
 327         ptr = (cr < 0) ? ptr : probe + elementSize;
 328         count = (cr < 0) ? half : (half + (count & 1) - 1);
 329     }
 330     return (ptr - (const char *)list) / elementSize;
 331 }
 332
 333 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 334     const char *ptr = (const char *)list;
 335     while (0 < count) {
 336         CFIndex half = count / 2;
 337         const char *probe = ptr + elementSize * half;
 338         CFComparisonResult cr = comparator(element, probe, context);
 339     if (0 == cr) return (probe - (const char *)list) / elementSize;
 340         ptr = (cr < 0) ? ptr : probe + elementSize;
 341         count = (cr < 0) ? half : (half + (count & 1) - 1);
 342     }
 343     return (ptr - (const char *)list) / elementSize;
 344 }
 345
 346 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 347     if (range.length == 0)
 348         return;
 349     const void **values(new const void *[range.length]);
 350     CFArrayGetValues(array, range, values);
 351
 352 #if HistogramInsertionSort > 0
 353     uint32_t total(0), *offsets(new uint32_t[range.length]);
 354 #endif
 355
 356     for (CFIndex index(1); index != range.length; ++index) {
 357         const void *value(values[index]);
 358         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 359         CFIndex correct(index);
 360         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 361 #if HistogramInsertionSort > 1
 362             NSLog(@"%@ < %@", value, values[correct - 1]);
 363 #endif
 364             if (--correct == 0)
 365                 break;
 366         }
 367         if (correct != index) {
 368             size_t offset(index - correct);
 369 #if HistogramInsertionSort
 370             total += offset;
 371             ++offsets[offset];
 372             if (offset > 10)
 373                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 374 #endif
 375             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 376             values[correct] = value;
 377         }
 378     }
 379
 380     CFArrayReplaceValues(array, range, values, range.length);
 381     delete [] values;
 382
 383 #if HistogramInsertionSort > 0
 384     for (CFIndex index(0); index != range.length; ++index)
 385         if (offsets[index] != 0)
 386             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 387     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 388     delete [] offsets;
 389 #endif
 390 }
 391
 392 /* }}} */
 393
 394 /* Apple Bug Fixes {{{ */
 395 @implementation UIWebDocumentView (Cydia)
 396
 397 - (void) _setScrollerOffset:(CGPoint)offset {
 398     UIScroller *scroller([self _scroller]);
 399
 400     CGSize size([scroller contentSize]);
 401     CGSize bounds([scroller bounds].size);
 402
 403     CGPoint max;
 404     max.x = size.width - bounds.width;
 405     max.y = size.height - bounds.height;
 406
 407     // wtf Apple?!
 408     if (max.x < 0)
 409         max.x = 0;
 410     if (max.y < 0)
 411         max.y = 0;
 412
 413     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 414     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 415
 416     [scroller setOffset:offset];
 417 }
 418
 419 @end
 420 /* }}} */
 421
 422 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 423     size_t length([self length] - state->state);
 424     if (length <= 0)
 425         return 0;
 426     else if (length > count)
 427         length = count;
 428     for (size_t i(0); i != length; ++i)
 429         objects[i] = [self item:state->state++];
 430     state->itemsPtr = objects;
 431     state->mutationsPtr = (unsigned long *) self;
 432     return length;
 433 }
 434
 435 /* Cydia NSString Additions {{{ */
 436 @interface NSString (Cydia)
 437 - (NSComparisonResult) compareByPath:(NSString *)other;
 438 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 439 @end
 440
 441 @implementation NSString (Cydia)
 442
 443 - (NSComparisonResult) compareByPath:(NSString *)other {
 444     NSString *prefix = [self commonPrefixWithString:other options:0];
 445     size_t length = [prefix length];
 446
 447     NSRange lrange = NSMakeRange(length, [self length] - length);
 448     NSRange rrange = NSMakeRange(length, [other length] - length);
 449
 450     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 451     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 452
 453     NSComparisonResult value;
 454
 455     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 456         value = NSOrderedSame;
 457     else if (lrange.location == NSNotFound)
 458         value = NSOrderedAscending;
 459     else if (rrange.location == NSNotFound)
 460         value = NSOrderedDescending;
 461     else
 462         value = NSOrderedSame;
 463
 464     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 465         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 466     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 467         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 468
 469     NSComparisonResult result = [lpath compare:rpath];
 470     return result == NSOrderedSame ? value : result;
 471 }
 472
 473 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 474     return [(id)CFURLCreateStringByAddingPercentEscapes(
 475         kCFAllocatorDefault,
 476         (CFStringRef) self,
 477         NULL,
 478         CFSTR(";/?:@&=+$,"),
 479         kCFStringEncodingUTF8
 480     ) autorelease];
 481 }
 482
 483 @end
 484 /* }}} */
 485
 486 /* C++ NSString Wrapper Cache {{{ */
 487 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 488     return size == 0 ? NULL :
 489         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 490         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 491 }
 492
 493 static _finline CFStringRef CYStringCreate(const char *data) {
 494     return CYStringCreate(data, strlen(data));
 495 }
 496
 497 class CYString {
 498   private:
 499     char *data_;
 500     size_t size_;
 501     CFStringRef cache_;
 502
 503     _finline void clear_() {
 504         if (cache_ != NULL) {
 505             CFRelease(cache_);
 506             cache_ = NULL;
 507         }
 508     }
 509
 510   public:
 511     _finline bool empty() const {
 512         return size_ == 0;
 513     }
 514
 515     _finline size_t size() const {
 516         return size_;
 517     }
 518
 519     _finline char *data() const {
 520         return data_;
 521     }
 522
 523     _finline void clear() {
 524         size_ = 0;
 525         clear_();
 526     }
 527
 528     _finline CYString() :
 529         data_(0),
 530         size_(0),
 531         cache_(NULL)
 532     {
 533     }
 534
 535     _finline ~CYString() {
 536         clear_();
 537     }
 538
 539     void operator =(const CYString &rhs) {
 540         data_ = rhs.data_;
 541         size_ = rhs.size_;
 542
 543         if (rhs.cache_ == nil)
 544             cache_ = NULL;
 545         else
 546             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 547     }
 548
 549     void copy(apr_pool_t *pool) {
 550         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 551         memcpy(temp, data_, size_);
 552         temp[size_] = '\0';
 553         data_ = temp;
 554     }
 555
 556     void set(apr_pool_t *pool, const char *data, size_t size) {
 557         if (size == 0)
 558             clear();
 559         else {
 560             clear_();
 561
 562             data_ = const_cast<char *>(data);
 563             size_ = size;
 564
 565             if (pool != NULL)
 566                 copy(pool);
 567         }
 568     }
 569
 570     _finline void set(apr_pool_t *pool, const char *data) {
 571         set(pool, data, data == NULL ? 0 : strlen(data));
 572     }
 573
 574     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 575         set(pool, rhs.data(), rhs.size());
 576     }
 577
 578     bool operator ==(const CYString &rhs) const {
 579         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 580     }
 581
 582     _finline operator CFStringRef() {
 583         if (cache_ == NULL)
 584             cache_ = CYStringCreate(data_, size_);
 585         return cache_;
 586     }
 587
 588     _finline operator id() {
 589         return (NSString *) static_cast<CFStringRef>(*this);
 590     }
 591
 592     _finline operator const char *() {
 593         return reinterpret_cast<const char *>(data_);
 594     }
 595 };
 596 /* }}} */
 597 /* C++ NSString Algorithm Adapters {{{ */
 598 extern "C" {
 599     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 600 }
 601
 602 struct NSStringMapHash :
 603     std::unary_function<NSString *, size_t>
 604 {
 605     _finline size_t operator ()(NSString *value) const {
 606         return CFStringHashNSString((CFStringRef) value);
 607     }
 608 };
 609
 610 struct NSStringMapLess :
 611     std::binary_function<NSString *, NSString *, bool>
 612 {
 613     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 614         return [lhs compare:rhs] == NSOrderedAscending;
 615     }
 616 };
 617
 618 struct NSStringMapEqual :
 619     std::binary_function<NSString *, NSString *, bool>
 620 {
 621     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 622         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 623         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 624         //[lhs isEqualToString:rhs];
 625     }
 626 };
 627 /* }}} */
 628
 629 /* CoreGraphics Primitives {{{ */
 630 class CYColor {
 631   private:
 632     CGColorRef color_;
 633
 634     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 635         CGFloat color[] = {red, green, blue, alpha};
 636         return CGColorCreate(space, color);
 637     }
 638
 639   public:
 640     CYColor() :
 641         color_(NULL)
 642     {
 643     }
 644
 645     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 646         color_(Create_(space, red, green, blue, alpha))
 647     {
 648         Set(space, red, green, blue, alpha);
 649     }
 650
 651     void Clear() {
 652         if (color_ != NULL)
 653             CGColorRelease(color_);
 654     }
 655
 656     ~CYColor() {
 657         Clear();
 658     }
 659
 660     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 661         Clear();
 662         color_ = Create_(space, red, green, blue, alpha);
 663     }
 664
 665     operator CGColorRef() {
 666         return color_;
 667     }
 668 };
 669 /* }}} */
 670
 671 /* Random Global Variables {{{ */
 672 static int PulseInterval_ = 500000;
 673
 674 static const NSString *UI_;
 675
 676 static int Finish_;
 677 static bool RestartSubstrate_;
 678 static NSArray *Finishes_;
 679
 680 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 681 #define NotifyConfig_ "/etc/notify.conf"
 682
 683 static bool Queuing_;
 684
 685 static CYColor Blue_;
 686 static CYColor Blueish_;
 687 static CYColor Black_;
 688 static CYColor Folder_;
 689 static CYColor Off_;
 690 static CYColor White_;
 691 static CYColor Gray_;
 692 static CYColor Green_;
 693 static CYColor Purple_;
 694 static CYColor Purplish_;
 695
 696 static UIColor *InstallingColor_;
 697 static UIColor *RemovingColor_;
 698
 699 static NSString *App_;
 700
 701 static BOOL Advanced_;
 702 static BOOL Ignored_;
 703
 704 static _H<UIFont> Font12_;
 705 static _H<UIFont> Font12Bold_;
 706 static _H<UIFont> Font14_;
 707 static _H<UIFont> Font18_;
 708 static _H<UIFont> Font18Bold_;
 709 static _H<UIFont> Font22Bold_;
 710
 711 static const char *Machine_ = NULL;
 712 static _H<NSString> System_;
 713 static NSString *SerialNumber_ = nil;
 714 static NSString *ChipID_ = nil;
 715 static NSString *BBSNum_ = nil;
 716 static _H<NSString> Token_;
 717 static _H<NSString> UniqueID_;
 718 static _H<NSString> UserAgent_;
 719 static _H<NSString> Product_;
 720 static _H<NSString> Safari_;
 721
 722 static CFLocaleRef Locale_;
 723 static NSArray *Languages_;
 724 static CGColorSpaceRef space_;
 725
 726 static NSDictionary *SectionMap_;
 727 static NSMutableDictionary *Metadata_;
 728 static _transient NSMutableDictionary *Settings_;
 729 static _transient NSString *Role_;
 730 static _transient NSMutableDictionary *Packages_;
 731 static _transient NSMutableDictionary *Values_;
 732 static _transient NSMutableDictionary *Sections_;
 733 _H<NSMutableDictionary> Sources_;
 734 static _transient NSNumber *Version_;
 735 bool Changed_;
 736 static time_t now_;
 737
 738 bool IsWildcat_;
 739 static CGFloat ScreenScale_;
 740 static NSString *Idiom_;
 741 static _H<NSString> Firmware_;
 742 static NSString *Major_;
 743
 744 static _H<NSMutableDictionary> SessionData_;
 745 static _H<NSObject> HostConfig_;
 746 static _H<NSMutableSet> BridgedHosts_;
 747 static _H<NSMutableSet> TokenHosts_;
 748 static _H<NSMutableSet> InsecureHosts_;
 749 static _H<NSMutableSet> PipelinedHosts_;
 750 static _H<NSMutableSet> CachedURLs_;
 751
 752 static NSString *kCydiaProgressEventTypeError = @"Error";
 753 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 754 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 755 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 756 /* }}} */
 757
 758 /* Display Helpers {{{ */
 759 inline float Interpolate(float begin, float end, float fraction) {
 760     return (end - begin) * fraction + begin;
 761 }
 762
 763 static _finline const char *StripVersion_(const char *version) {
 764     const char *colon(strchr(version, ':'));
 765     return colon == NULL ? version : colon + 1;
 766 }
 767
 768 NSString *LocalizeSection(NSString *section) {
 769     static Pcre title_r("^(.*?) \\((.*)\\)$");
 770     if (title_r(section)) {
 771         NSString *parent(title_r[1]);
 772         NSString *child(title_r[2]);
 773
 774         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 775             LocalizeSection(parent),
 776             LocalizeSection(child)
 777         ];
 778     }
 779
 780     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 781 }
 782
 783 NSString *Simplify(NSString *title) {
 784     const char *data = [title UTF8String];
 785     size_t size = [title length];
 786
 787     static Pcre square_r("^\\[(.*)\\]$");
 788     if (square_r(data, size))
 789         return Simplify(square_r[1]);
 790
 791     static Pcre paren_r("^\\((.*)\\)$");
 792     if (paren_r(data, size))
 793         return Simplify(paren_r[1]);
 794
 795     static Pcre title_r("^(.*?) \\((.*)\\)$");
 796     if (title_r(data, size))
 797         return Simplify(title_r[1]);
 798
 799     return title;
 800 }
 801 /* }}} */
 802
 803 NSString *GetLastUpdate() {
 804     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 805
 806     if (update == nil)
 807         return UCLocalize("NEVER_OR_UNKNOWN");
 808
 809     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 810     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 811
 812     CFRelease(formatter);
 813
 814     return [(NSString *) formatted autorelease];
 815 }
 816
 817 bool isSectionVisible(NSString *section) {
 818     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 819     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 820     return hidden == nil || ![hidden boolValue];
 821 }
 822
 823 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 824     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 825     if (entry == MACH_PORT_NULL)
 826         return nil;
 827
 828     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 829     IOObjectRelease(entry);
 830
 831     if (value == NULL)
 832         return nil;
 833     return [(id) value autorelease];
 834 }
 835
 836 static NSString *CYHex(NSData *data, bool reverse = false) {
 837     if (data == nil)
 838         return nil;
 839
 840     size_t length([data length]);
 841     uint8_t bytes[length];
 842     [data getBytes:bytes];
 843
 844     char string[length * 2 + 1];
 845     for (size_t i(0); i != length; ++i)
 846         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 847
 848     return [NSString stringWithUTF8String:string];
 849 }
 850
 851 @class Cydia;
 852
 853 /* Delegate Prototypes {{{ */
 854 @class Package;
 855 @class Source;
 856 @class CydiaProgressEvent;
 857
 858 @protocol DatabaseDelegate
 859 - (void) repairWithSelector:(SEL)selector;
 860 - (void) setConfigurationData:(NSString *)data;
 861 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 862 @end
 863
 864 @class CYPackageController;
 865
 866 @protocol CydiaDelegate
 867 - (void) returnToCydia;
 868 - (void) saveState;
 869 - (void) retainNetworkActivityIndicator;
 870 - (void) releaseNetworkActivityIndicator;
 871 - (void) clearPackage:(Package *)package;
 872 - (void) installPackage:(Package *)package;
 873 - (void) installPackages:(NSArray *)packages;
 874 - (void) removePackage:(Package *)package;
 875 - (void) beginUpdate;
 876 - (BOOL) updating;
 877 - (void) distUpgrade;
 878 - (void) loadData;
 879 - (void) updateData;
 880 - (void) _saveConfig;
 881 - (void) syncData;
 882 - (void) addSource:(NSDictionary *)source;
 883 - (void) addTrivialSource:(NSString *)href;
 884 - (void) showSettings;
 885 - (UIProgressHUD *) addProgressHUD;
 886 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 887 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 888 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 889 @end
 890 /* }}} */
 891
 892 /* Status Delegation {{{ */
 893 class Status :
 894     public pkgAcquireStatus
 895 {
 896   private:
 897     _transient NSObject<ProgressDelegate> *delegate_;
 898     bool cancelled_;
 899
 900   public:
 901     Status() :
 902         delegate_(nil),
 903         cancelled_(false)
 904     {
 905     }
 906
 907     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 908         delegate_ = delegate;
 909     }
 910
 911     NSObject<ProgressDelegate> *getDelegate() const {
 912         return delegate_;
 913     }
 914
 915     virtual bool MediaChange(std::string media, std::string drive) {
 916         return false;
 917     }
 918
 919     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 920         Done(item);
 921     }
 922
 923     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 924         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 925         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 926         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 927     }
 928
 929     virtual void Done(pkgAcquire::ItemDesc &item) {
 930         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 931         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 932         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 933     }
 934
 935     virtual void Fail(pkgAcquire::ItemDesc &item) {
 936         if (
 937             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 938             item.Owner->Status == pkgAcquire::Item::StatDone
 939         )
 940             return;
 941
 942         std::string &error(item.Owner->ErrorText);
 943         if (error.empty())
 944             return;
 945
 946         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 947         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 948     }
 949
 950     virtual bool Pulse(pkgAcquire *Owner) {
 951         bool value = pkgAcquireStatus::Pulse(Owner);
 952
 953         double percent(
 954             double(CurrentBytes + CurrentItems) /
 955             double(TotalBytes + TotalItems)
 956         );
 957
 958         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 959             [NSNumber numberWithDouble:percent], @"Percent",
 960
 961             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 962             [NSNumber numberWithDouble:TotalBytes], @"Total",
 963             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 964         nil] waitUntilDone:YES];
 965
 966         if (value && ![delegate_ isProgressCancelled])
 967             return true;
 968         else {
 969             cancelled_ = true;
 970             return false;
 971         }
 972     }
 973
 974     _finline bool WasCancelled() const {
 975         return cancelled_;
 976     }
 977
 978     virtual void Start() {
 979         pkgAcquireStatus::Start();
 980         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 981     }
 982
 983     virtual void Stop() {
 984         pkgAcquireStatus::Stop();
 985         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 986         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 987     }
 988 };
 989 /* }}} */
 990 /* Database Interface {{{ */
 991 typedef std::map< unsigned long, _H<Source> > SourceMap;
 992
 993 @interface Database : NSObject {
 994     NSZone *zone_;
 995     apr_pool_t *pool_;
 996
 997     unsigned era_;
 998
 999     pkgCacheFile cache_;
1000     pkgDepCache::Policy *policy_;
1001     pkgRecords *records_;
1002     pkgProblemResolver *resolver_;
1003     pkgAcquire *fetcher_;
1004     FileFd *lock_;
1005     SPtr<pkgPackageManager> manager_;
1006     pkgSourceList *list_;
1007
1008     SourceMap sourceMap_;
1009     _H<NSMutableArray> sourceList_;
1010
1011     CFMutableArrayRef packages_;
1012
1013     _transient NSObject<DatabaseDelegate> *delegate_;
1014     _transient NSObject<ProgressDelegate> *progress_;
1015
1016     Status status_;
1017
1018     int cydiafd_;
1019     int statusfd_;
1020     FILE *input_;
1021
1022     std::map<const char *, _H<NSString> > sections_;
1023 }
1024
1025 + (Database *) sharedInstance;
1026 - (unsigned) era;
1027
1028 - (void) _readCydia:(NSNumber *)fd;
1029 - (void) _readStatus:(NSNumber *)fd;
1030 - (void) _readOutput:(NSNumber *)fd;
1031
1032 - (FILE *) input;
1033
1034 - (Package *) packageWithName:(NSString *)name;
1035
1036 - (pkgCacheFile &) cache;
1037 - (pkgDepCache::Policy *) policy;
1038 - (pkgRecords *) records;
1039 - (pkgProblemResolver *) resolver;
1040 - (pkgAcquire &) fetcher;
1041 - (pkgSourceList &) list;
1042 - (NSArray *) packages;
1043 - (NSArray *) sources;
1044 - (Source *) sourceWithKey:(NSString *)key;
1045 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1046
1047 - (void) configure;
1048 - (bool) prepare;
1049 - (void) perform;
1050 - (bool) upgrade;
1051 - (void) update;
1052
1053 - (void) updateWithStatus:(Status &)status;
1054
1055 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1056
1057 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1058 - (NSObject<ProgressDelegate> *) progressDelegate;
1059
1060 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1061
1062 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1063
1064 @end
1065 /* }}} */
1066 /* ProgressEvent Implementation {{{ */
1067 @implementation CydiaProgressEvent
1068
1069 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1070     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1071 }
1072
1073 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1074     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1075     [event setPackage:package];
1076     return event;
1077 }
1078
1079 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1080     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1081
1082     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1083     NSArray *fields([description componentsSeparatedByString:@" "]);
1084     [event setItem:fields];
1085
1086     if ([fields count] > 3) {
1087         [event setPackage:[fields objectAtIndex:2]];
1088         [event setVersion:[fields objectAtIndex:3]];
1089     }
1090
1091     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1092
1093     return event;
1094 }
1095
1096 + (NSArray *) _attributeKeys {
1097     return [NSArray arrayWithObjects:
1098         @"item",
1099         @"message",
1100         @"package",
1101         @"type",
1102         @"url",
1103         @"version",
1104     nil];
1105 }
1106
1107 - (NSArray *) attributeKeys {
1108     return [[self class] _attributeKeys];
1109 }
1110
1111 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1112     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1113 }
1114
1115 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1116     if ((self = [super init]) != nil) {
1117         message_ = message;
1118         type_ = type;
1119     } return self;
1120 }
1121
1122 - (NSString *) message {
1123     return message_;
1124 }
1125
1126 - (NSString *) type {
1127     return type_;
1128 }
1129
1130 - (NSArray *) item {
1131     return (id) item_ ?: [NSNull null];
1132 }
1133
1134 - (void) setItem:(NSArray *)item {
1135     item_ = item;
1136 }
1137
1138 - (NSString *) package {
1139     return (id) package_ ?: [NSNull null];
1140 }
1141
1142 - (void) setPackage:(NSString *)package {
1143     package_ = package;
1144 }
1145
1146 - (NSString *) url {
1147     return (id) url_ ?: [NSNull null];
1148 }
1149
1150 - (void) setURL:(NSString *)url {
1151     url_ = url;
1152 }
1153
1154 - (void) setVersion:(NSString *)version {
1155     version_ = version;
1156 }
1157
1158 - (NSString *) version {
1159     return (id) version_ ?: [NSNull null];
1160 }
1161
1162 - (NSString *) compound:(NSString *)value {
1163     if (value != nil) {
1164         NSString *mode(nil); {
1165             NSString *type([self type]);
1166             if ([type isEqualToString:kCydiaProgressEventTypeError])
1167                 mode = UCLocalize("ERROR");
1168             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1169                 mode = UCLocalize("WARNING");
1170         }
1171
1172         if (mode != nil)
1173             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1174     }
1175
1176     return value;
1177 }
1178
1179 - (NSString *) compoundMessage {
1180     return [self compound:[self message]];
1181 }
1182
1183 - (NSString *) compoundTitle {
1184     NSString *title;
1185
1186     if (package_ == nil)
1187         title = nil;
1188     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1189         title = [package name];
1190     else
1191         title = package_;
1192
1193     return [self compound:title];
1194 }
1195
1196 @end
1197 /* }}} */
1198
1199 // Cytore Definitions {{{
1200 struct PackageValue :
1201     Cytore::Block
1202 {
1203     Cytore::Offset<PackageValue> next_;
1204
1205     uint32_t index_ : 23;
1206     uint32_t subscribed_ : 1;
1207     uint32_t : 8;
1208
1209     int32_t first_;
1210     int32_t last_;
1211
1212     uint16_t vhash_;
1213     uint16_t nhash_;
1214
1215     char version_[8];
1216     char name_[];
1217 };
1218
1219 struct MetaValue :
1220     Cytore::Block
1221 {
1222     uint32_t active_;
1223     Cytore::Offset<PackageValue> packages_[1 << 16];
1224 };
1225
1226 static Cytore::File<MetaValue> MetaFile_;
1227 // }}}
1228 // Cytore Helper Functions {{{
1229 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1230     SplitHash nhash = { hashlittle(name, length) };
1231
1232     PackageValue *metadata;
1233
1234     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1235     offset: if (offset->IsNull()) {
1236         *offset = MetaFile_.New<PackageValue>(length + 1);
1237         metadata = &MetaFile_.Get(*offset);
1238
1239         if (metadata == NULL) {
1240             if (fail != NULL)
1241                 *fail = true;
1242
1243             metadata = new PackageValue();
1244             memset(metadata, 0, sizeof(*metadata));
1245         }
1246
1247         memcpy(metadata->name_, name, length + 1);
1248         metadata->nhash_ = nhash.u16[1];
1249     } else {
1250         metadata = &MetaFile_.Get(*offset);
1251
1252         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1253             offset = &metadata->next_;
1254             goto offset;
1255         }
1256     }
1257
1258     return metadata;
1259 }
1260
1261 static void PackageImport(const void *key, const void *value, void *context) {
1262     bool &fail(*reinterpret_cast<bool *>(context));
1263
1264     char buffer[1024];
1265     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1266         NSLog(@"failed to import package %@", key);
1267         return;
1268     }
1269
1270     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1271     NSDictionary *package((NSDictionary *) value);
1272
1273     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1274         if ([subscribed boolValue] && !metadata->subscribed_)
1275             metadata->subscribed_ = true;
1276
1277     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1278         time_t time([date timeIntervalSince1970]);
1279         if (metadata->first_ > time || metadata->first_ == 0)
1280             metadata->first_ = time;
1281     }
1282
1283     NSDate *date([package objectForKey:@"LastSeen"]);
1284     NSString *version([package objectForKey:@"LastVersion"]);
1285
1286     if (date != nil && version != nil) {
1287         time_t time([date timeIntervalSince1970]);
1288         if (metadata->last_ < time || metadata->last_ == 0)
1289             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1290                 size_t length(strlen(buffer));
1291                 uint16_t vhash(hashlittle(buffer, length));
1292
1293                 size_t capped(std::min<size_t>(8, length));
1294                 char *latest(buffer + length - capped);
1295
1296                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1297                 metadata->vhash_ = vhash;
1298
1299                 metadata->last_ = time;
1300             }
1301     }
1302 }
1303 // }}}
1304
1305 /* Source Class {{{ */
1306 @interface Source : NSObject {
1307     unsigned era_;
1308     Database *database_;
1309     metaIndex *index_;
1310
1311     CYString depiction_;
1312     CYString description_;
1313     CYString label_;
1314     CYString origin_;
1315     CYString support_;
1316
1317     CYString uri_;
1318     CYString distribution_;
1319     CYString type_;
1320     CYString base_;
1321     CYString version_;
1322
1323     _H<NSString> host_;
1324     _H<NSString> authority_;
1325
1326     CYString defaultIcon_;
1327
1328     _H<NSMutableDictionary> record_;
1329     BOOL trusted_;
1330 }
1331
1332 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1333
1334 - (NSComparisonResult) compareByName:(Source *)source;
1335
1336 - (NSString *) depictionForPackage:(NSString *)package;
1337 - (NSString *) supportForPackage:(NSString *)package;
1338
1339 - (metaIndex *) metaIndex;
1340 - (NSDictionary *) record;
1341 - (BOOL) trusted;
1342
1343 - (NSString *) rooturi;
1344 - (NSString *) distribution;
1345 - (NSString *) type;
1346
1347 - (NSString *) key;
1348 - (NSString *) host;
1349
1350 - (NSString *) name;
1351 - (NSString *) shortDescription;
1352 - (NSString *) label;
1353 - (NSString *) origin;
1354 - (NSString *) version;
1355
1356 - (NSString *) defaultIcon;
1357 - (NSURL *) iconURL;
1358
1359 @end
1360
1361 @implementation Source
1362
1363 + (NSString *) webScriptNameForSelector:(SEL)selector {
1364     if (false);
1365     else if (selector == @selector(addSection:))
1366         return @"addSection";
1367     else if (selector == @selector(getField:))
1368         return @"getField";
1369     else if (selector == @selector(removeSection:))
1370         return @"removeSection";
1371     else if (selector == @selector(remove))
1372         return @"remove";
1373     else
1374         return nil;
1375 }
1376
1377 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1378     return [self webScriptNameForSelector:selector] == nil;
1379 }
1380
1381 + (NSArray *) _attributeKeys {
1382     return [NSArray arrayWithObjects:
1383         @"baseuri",
1384         @"distribution",
1385         @"host",
1386         @"key",
1387         @"iconuri",
1388         @"label",
1389         @"name",
1390         @"origin",
1391         @"rooturi",
1392         @"sections",
1393         @"shortDescription",
1394         @"trusted",
1395         @"type",
1396         @"version",
1397     nil];
1398 }
1399
1400 - (NSArray *) attributeKeys {
1401     return [[self class] _attributeKeys];
1402 }
1403
1404 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1405     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1406 }
1407
1408 - (metaIndex *) metaIndex {
1409     return index_;
1410 }
1411
1412 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1413     trusted_ = index->IsTrusted();
1414
1415     uri_.set(pool, index->GetURI());
1416     distribution_.set(pool, index->GetDist());
1417     type_.set(pool, index->GetType());
1418
1419     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1420     if (dindex != NULL) {
1421         base_.set(pool, dindex->MetaIndexURI(""));
1422
1423         FileFd fd;
1424         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1425             _error->Discard();
1426         else {
1427             pkgTagFile tags(&fd);
1428
1429             pkgTagSection section;
1430             tags.Step(section);
1431
1432             struct {
1433                 const char *name_;
1434                 CYString *value_;
1435             } names[] = {
1436                 {"default-icon", &defaultIcon_},
1437                 {"depiction", &depiction_},
1438                 {"description", &description_},
1439                 {"label", &label_},
1440                 {"origin", &origin_},
1441                 {"support", &support_},
1442                 {"version", &version_},
1443             };
1444
1445             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1446                 const char *start, *end;
1447
1448                 if (section.Find(names[i].name_, start, end)) {
1449                     CYString &value(*names[i].value_);
1450                     value.set(pool, start, end - start);
1451                 }
1452             }
1453         }
1454     }
1455
1456     record_ = [Sources_ objectForKey:[self key]];
1457
1458     NSURL *url([NSURL URLWithString:uri_]);
1459
1460     host_ = [url host];
1461     if (host_ != nil)
1462         host_ = [host_ lowercaseString];
1463
1464     if (host_ != nil)
1465         authority_ = host_;
1466     else
1467         authority_ = [url path];
1468 }
1469
1470 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1471     if ((self = [super init]) != nil) {
1472         era_ = [database era];
1473         database_ = database;
1474         index_ = index;
1475
1476         [self setMetaIndex:index inPool:pool];
1477     } return self;
1478 }
1479
1480 - (NSString *) getField:(NSString *)name {
1481 @synchronized (database_) {
1482     if ([database_ era] != era_ || index_ == NULL)
1483         return nil;
1484
1485     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1486     if (dindex == NULL)
1487         return nil;
1488
1489     FileFd fd;
1490     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1491          _error->Discard();
1492          return nil;
1493     }
1494
1495     pkgTagFile tags(&fd);
1496
1497     pkgTagSection section;
1498     tags.Step(section);
1499
1500     const char *start, *end;
1501     if (!section.Find([name UTF8String], start, end))
1502         return (NSString *) [NSNull null];
1503
1504     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1505 } }
1506
1507 - (NSComparisonResult) compareByName:(Source *)source {
1508     NSString *lhs = [self name];
1509     NSString *rhs = [source name];
1510
1511     if ([lhs length] != 0 && [rhs length] != 0) {
1512         unichar lhc = [lhs characterAtIndex:0];
1513         unichar rhc = [rhs characterAtIndex:0];
1514
1515         if (isalpha(lhc) && !isalpha(rhc))
1516             return NSOrderedAscending;
1517         else if (!isalpha(lhc) && isalpha(rhc))
1518             return NSOrderedDescending;
1519     }
1520
1521     return [lhs compare:rhs options:LaxCompareOptions_];
1522 }
1523
1524 - (NSString *) depictionForPackage:(NSString *)package {
1525     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1526 }
1527
1528 - (NSString *) supportForPackage:(NSString *)package {
1529     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1530 }
1531
1532 - (NSArray *) sections {
1533     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1534 }
1535
1536 - (void) _addSection:(NSString *)section {
1537     if (record_ == nil)
1538         return;
1539     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1540         if (![sections containsObject:section]) {
1541             [sections addObject:section];
1542             Changed_ = true;
1543         }
1544     } else {
1545         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1546         Changed_ = true;
1547     }
1548 }
1549
1550 - (bool) addSection:(NSString *)section {
1551     if (record_ == nil)
1552         return false;
1553
1554     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1555     return true;
1556 }
1557
1558 - (void) _removeSection:(NSString *)section {
1559     if (record_ == nil)
1560         return;
1561
1562     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1563         if ([sections containsObject:section]) {
1564             [sections removeObject:section];
1565             Changed_ = true;
1566         }
1567 }
1568
1569 - (bool) removeSection:(NSString *)section {
1570     if (record_ == nil)
1571         return false;
1572
1573     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1574     return true;
1575 }
1576
1577 - (void) _remove {
1578     [Sources_ removeObjectForKey:[self key]];
1579     Changed_ = true;
1580 }
1581
1582 - (bool) remove {
1583     bool value(record_ != nil);
1584     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1585     return value;
1586 }
1587
1588 - (NSDictionary *) record {
1589     return record_;
1590 }
1591
1592 - (BOOL) trusted {
1593     return trusted_;
1594 }
1595
1596 - (NSString *) rooturi {
1597     return uri_;
1598 }
1599
1600 - (NSString *) distribution {
1601     return distribution_;
1602 }
1603
1604 - (NSString *) type {
1605     return type_;
1606 }
1607
1608 - (NSString *) baseuri {
1609     return base_.empty() ? nil : (id) base_;
1610 }
1611
1612 - (NSString *) iconuri {
1613     if (NSString *base = [self baseuri])
1614         return [base stringByAppendingString:@"CydiaIcon.png"];
1615
1616     return nil;
1617 }
1618
1619 - (NSURL *) iconURL {
1620     if (NSString *uri = [self iconuri])
1621         return [NSURL URLWithString:uri];
1622     return nil;
1623 }
1624
1625 - (NSString *) key {
1626     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1627 }
1628
1629 - (NSString *) host {
1630     return host_;
1631 }
1632
1633 - (NSString *) name {
1634     return origin_.empty() ? (id) authority_ : origin_;
1635 }
1636
1637 - (NSString *) shortDescription {
1638     return description_;
1639 }
1640
1641 - (NSString *) label {
1642     return label_.empty() ? (id) authority_ : label_;
1643 }
1644
1645 - (NSString *) origin {
1646     return origin_;
1647 }
1648
1649 - (NSString *) version {
1650     return version_;
1651 }
1652
1653 - (NSString *) defaultIcon {
1654     return defaultIcon_;
1655 }
1656
1657 @end
1658 /* }}} */
1659 /* CydiaOperation Class {{{ */
1660 @interface CydiaOperation : NSObject {
1661     _H<NSString> operator_;
1662     _H<NSString> value_;
1663 }
1664
1665 - (NSString *) operator;
1666 - (NSString *) value;
1667
1668 @end
1669
1670 @implementation CydiaOperation
1671
1672 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1673     if ((self = [super init]) != nil) {
1674         operator_ = [NSString stringWithUTF8String:_operator];
1675         value_ = [NSString stringWithUTF8String:value];
1676     } return self;
1677 }
1678
1679 + (NSArray *) _attributeKeys {
1680     return [NSArray arrayWithObjects:
1681         @"operator",
1682         @"value",
1683     nil];
1684 }
1685
1686 - (NSArray *) attributeKeys {
1687     return [[self class] _attributeKeys];
1688 }
1689
1690 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1691     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1692 }
1693
1694 - (NSString *) operator {
1695     return operator_;
1696 }
1697
1698 - (NSString *) value {
1699     return value_;
1700 }
1701
1702 @end
1703 /* }}} */
1704 /* CydiaClause Class {{{ */
1705 @interface CydiaClause : NSObject {
1706     _H<NSString> package_;
1707     _H<CydiaOperation> version_;
1708 }
1709
1710 - (NSString *) package;
1711 - (CydiaOperation *) version;
1712
1713 @end
1714
1715 @implementation CydiaClause
1716
1717 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1718     if ((self = [super init]) != nil) {
1719         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1720
1721         if (const char *version = dep.TargetVer())
1722             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1723         else
1724             version_ = (id) [NSNull null];
1725     } return self;
1726 }
1727
1728 + (NSArray *) _attributeKeys {
1729     return [NSArray arrayWithObjects:
1730         @"package",
1731         @"version",
1732     nil];
1733 }
1734
1735 - (NSArray *) attributeKeys {
1736     return [[self class] _attributeKeys];
1737 }
1738
1739 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1740     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1741 }
1742
1743 - (NSString *) package {
1744     return package_;
1745 }
1746
1747 - (CydiaOperation *) version {
1748     return version_;
1749 }
1750
1751 @end
1752 /* }}} */
1753 /* CydiaRelation Class {{{ */
1754 @interface CydiaRelation : NSObject {
1755     _H<NSString> relationship_;
1756     _H<NSMutableArray> clauses_;
1757 }
1758
1759 - (NSString *) relationship;
1760 - (NSArray *) clauses;
1761
1762 @end
1763
1764 @implementation CydiaRelation
1765
1766 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1767     if ((self = [super init]) != nil) {
1768         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1769         clauses_ = [NSMutableArray arrayWithCapacity:8];
1770
1771         pkgCache::DepIterator start;
1772         pkgCache::DepIterator end;
1773         dep.GlobOr(start, end); // ++dep
1774
1775         _forever {
1776             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1777
1778             // yes, seriously. (wtf?)
1779             if (start == end)
1780                 break;
1781             ++start;
1782         }
1783     } return self;
1784 }
1785
1786 + (NSArray *) _attributeKeys {
1787     return [NSArray arrayWithObjects:
1788         @"clauses",
1789         @"relationship",
1790     nil];
1791 }
1792
1793 - (NSArray *) attributeKeys {
1794     return [[self class] _attributeKeys];
1795 }
1796
1797 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1798     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1799 }
1800
1801 - (NSString *) relationship {
1802     return relationship_;
1803 }
1804
1805 - (NSArray *) clauses {
1806     return clauses_;
1807 }
1808
1809 - (void) addClause:(CydiaClause *)clause {
1810     [clauses_ addObject:clause];
1811 }
1812
1813 @end
1814 /* }}} */
1815 /* Package Class {{{ */
1816 struct ParsedPackage {
1817     CYString md5sum_;
1818     CYString tagline_;
1819
1820     CYString architecture_;
1821     CYString icon_;
1822
1823     CYString depiction_;
1824     CYString homepage_;
1825     CYString author_;
1826
1827     CYString support_;
1828 };
1829
1830 @interface Package : NSObject {
1831     uint32_t era_ : 25;
1832     uint32_t role_ : 3;
1833     uint32_t essential_ : 1;
1834     uint32_t obsolete_ : 1;
1835     uint32_t ignored_ : 1;
1836     uint32_t pooled_ : 1;
1837
1838     apr_pool_t *pool_;
1839
1840     uint32_t rank_;
1841
1842     _transient Database *database_;
1843
1844     pkgCache::VerIterator version_;
1845     pkgCache::PkgIterator iterator_;
1846     pkgCache::VerFileIterator file_;
1847
1848     CYString id_;
1849     CYString name_;
1850
1851     CYString latest_;
1852     CYString installed_;
1853
1854     const char *section_;
1855     _transient NSString *section$_;
1856
1857     _H<Source> source_;
1858
1859     PackageValue *metadata_;
1860     ParsedPackage *parsed_;
1861
1862     _H<NSMutableArray> tags_;
1863 }
1864
1865 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1866 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1867
1868 - (pkgCache::PkgIterator) iterator;
1869 - (void) parse;
1870
1871 - (NSString *) section;
1872 - (NSString *) simpleSection;
1873
1874 - (NSString *) longSection;
1875 - (NSString *) shortSection;
1876
1877 - (NSString *) uri;
1878
1879 - (MIMEAddress *) maintainer;
1880 - (size_t) size;
1881 - (NSString *) longDescription;
1882 - (NSString *) shortDescription;
1883 - (unichar) index;
1884
1885 - (PackageValue *) metadata;
1886 - (time_t) seen;
1887
1888 - (bool) subscribed;
1889 - (bool) setSubscribed:(bool)subscribed;
1890
1891 - (BOOL) ignored;
1892
1893 - (NSString *) latest;
1894 - (NSString *) installed;
1895 - (BOOL) uninstalled;
1896
1897 - (BOOL) valid;
1898 - (BOOL) upgradableAndEssential:(BOOL)essential;
1899 - (BOOL) essential;
1900 - (BOOL) broken;
1901 - (BOOL) unfiltered;
1902 - (BOOL) visible;
1903
1904 - (BOOL) half;
1905 - (BOOL) halfConfigured;
1906 - (BOOL) halfInstalled;
1907 - (BOOL) hasMode;
1908 - (NSString *) mode;
1909
1910 - (NSString *) id;
1911 - (NSString *) name;
1912 - (UIImage *) icon;
1913 - (NSString *) homepage;
1914 - (NSString *) depiction;
1915 - (MIMEAddress *) author;
1916
1917 - (NSString *) support;
1918
1919 - (NSArray *) files;
1920 - (NSArray *) warnings;
1921 - (NSArray *) applications;
1922
1923 - (Source *) source;
1924
1925 - (uint32_t) rank;
1926 - (BOOL) matches:(NSArray *)query;
1927
1928 - (bool) hasSupportingRole;
1929 - (BOOL) hasTag:(NSString *)tag;
1930 - (NSString *) primaryPurpose;
1931 - (NSArray *) purposes;
1932 - (bool) isCommercial;
1933
1934 - (void) setIndex:(size_t)index;
1935
1936 - (CYString &) cyname;
1937
1938 - (uint32_t) compareBySection:(NSArray *)sections;
1939
1940 - (void) install;
1941 - (void) remove;
1942
1943 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1944 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1945 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1946 - (bool) isVisibleInSection:(NSString *)section;
1947 - (bool) isVisibleInSource:(Source *)source;
1948
1949 @end
1950
1951 uint32_t PackageChangesRadix(Package *self, void *) {
1952     union {
1953         uint32_t key;
1954
1955         struct {
1956             uint32_t timestamp : 30;
1957             uint32_t ignored : 1;
1958             uint32_t upgradable : 1;
1959         } bits;
1960     } value;
1961
1962     bool upgradable([self upgradableAndEssential:YES]);
1963     value.bits.upgradable = upgradable ? 1 : 0;
1964
1965     if (upgradable) {
1966         value.bits.timestamp = 0;
1967         value.bits.ignored = [self ignored] ? 0 : 1;
1968         value.bits.upgradable = 1;
1969     } else {
1970         value.bits.timestamp = [self seen] >> 2;
1971         value.bits.ignored = 0;
1972         value.bits.upgradable = 0;
1973     }
1974
1975     return _not(uint32_t) - value.key;
1976 }
1977
1978 uint32_t PackagePrefixRadix(Package *self, void *context) {
1979     size_t offset(reinterpret_cast<size_t>(context));
1980     CYString &name([self cyname]);
1981
1982     size_t size(name.size());
1983     if (size == 0)
1984         return 0;
1985     char *text(name.data());
1986
1987     size_t zeros;
1988     if (!isdigit(text[0]))
1989         zeros = 0;
1990     else {
1991         size_t digits(1);
1992         while (size != digits && isdigit(text[digits]))
1993             if (++digits == 4)
1994                 break;
1995         zeros = 4 - digits;
1996     }
1997
1998     uint8_t data[4];
1999
2000     if (offset == 0 && zeros != 0) {
2001         memset(data, '0', zeros);
2002         memcpy(data + zeros, text, 4 - zeros);
2003     } else {
2004         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2005         if (size <= offset - zeros)
2006             return 0;
2007
2008         text += offset - zeros;
2009         size -= offset - zeros;
2010
2011         if (size >= 4)
2012             memcpy(data, text, 4);
2013         else {
2014             memcpy(data, text, size);
2015             memset(data + size, 0, 4 - size);
2016         }
2017
2018         for (size_t i(0); i != 4; ++i)
2019             if (isalpha(data[i]))
2020                 data[i] |= 0x20;
2021     }
2022
2023     if (offset == 0)
2024         if (data[0] == '@')
2025             data[0] = 0x7f;
2026         else
2027             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2028
2029     /* XXX: ntohl may be more honest */
2030     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2031 }
2032
2033 CYString &(*PackageName)(Package *self, SEL sel);
2034
2035 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2036     _profile(PackageNameCompare)
2037         CYString &lhi(PackageName(lhs, @selector(cyname)));
2038         CYString &rhi(PackageName(rhs, @selector(cyname)));
2039         CFStringRef lhn(lhi), rhn(rhi);
2040
2041         if (lhn == NULL)
2042             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2043         else if (rhn == NULL)
2044             return NSOrderedDescending;
2045
2046         _profile(PackageNameCompare$NumbersLast)
2047             if (!lhi.empty() && !rhi.empty()) {
2048                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2049                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2050                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2051                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2052                     return lha ? NSOrderedAscending : NSOrderedDescending;
2053             }
2054         _end
2055
2056         CFIndex length = CFStringGetLength(lhn);
2057
2058         _profile(PackageNameCompare$Compare)
2059             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2060         _end
2061     _end
2062 }
2063
2064 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2065     return PackageNameCompare(*lhs, *rhs, context);
2066 }
2067
2068 struct PackageNameOrdering :
2069     std::binary_function<Package *, Package *, bool>
2070 {
2071     _finline bool operator ()(Package *lhs, Package *rhs) const {
2072         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2073     }
2074 };
2075
2076 @implementation Package
2077
2078 - (NSString *) description {
2079     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2080 }
2081
2082 - (void) dealloc {
2083     if (!pooled_)
2084         apr_pool_destroy(pool_);
2085     if (parsed_ != NULL)
2086         delete parsed_;
2087     [super dealloc];
2088 }
2089
2090 + (NSString *) webScriptNameForSelector:(SEL)selector {
2091     if (false);
2092     else if (selector == @selector(clear))
2093         return @"clear";
2094     else if (selector == @selector(getField:))
2095         return @"getField";
2096     else if (selector == @selector(getRecord))
2097         return @"getRecord";
2098     else if (selector == @selector(hasTag:))
2099         return @"hasTag";
2100     else if (selector == @selector(install))
2101         return @"install";
2102     else if (selector == @selector(remove))
2103         return @"remove";
2104     else
2105         return nil;
2106 }
2107
2108 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2109     return [self webScriptNameForSelector:selector] == nil;
2110 }
2111
2112 + (NSArray *) _attributeKeys {
2113     return [NSArray arrayWithObjects:
2114         @"applications",
2115         @"architecture",
2116         @"author",
2117         @"depiction",
2118         @"essential",
2119         @"homepage",
2120         @"icon",
2121         @"id",
2122         @"installed",
2123         @"latest",
2124         @"longDescription",
2125         @"longSection",
2126         @"maintainer",
2127         @"md5sum",
2128         @"mode",
2129         @"name",
2130         @"purposes",
2131         @"relations",
2132         @"section",
2133         @"selection",
2134         @"shortDescription",
2135         @"shortSection",
2136         @"simpleSection",
2137         @"size",
2138         @"source",
2139         @"state",
2140         @"support",
2141         @"tags",
2142         @"warnings",
2143     nil];
2144 }
2145
2146 - (NSArray *) attributeKeys {
2147     return [[self class] _attributeKeys];
2148 }
2149
2150 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2151     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2152 }
2153
2154 - (NSArray *) relations {
2155 @synchronized (database_) {
2156     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2157     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2158         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2159     return relations;
2160 } }
2161
2162 - (NSString *) architecture {
2163     [self parse];
2164 @synchronized (database_) {
2165     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2166 } }
2167
2168 - (NSString *) getField:(NSString *)name {
2169 @synchronized (database_) {
2170     if ([database_ era] != era_ || file_.end())
2171         return nil;
2172
2173     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2174
2175     const char *start, *end;
2176     if (!parser.Find([name UTF8String], start, end))
2177         return (NSString *) [NSNull null];
2178
2179     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2180 } }
2181
2182 - (NSString *) getRecord {
2183 @synchronized (database_) {
2184     if ([database_ era] != era_ || file_.end())
2185         return nil;
2186
2187     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2188
2189     const char *start, *end;
2190     parser.GetRec(start, end);
2191
2192     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2193 } }
2194
2195 - (void) parse {
2196     if (parsed_ != NULL)
2197         return;
2198 @synchronized (database_) {
2199     if ([database_ era] != era_ || file_.end())
2200         return;
2201
2202     ParsedPackage *parsed(new ParsedPackage);
2203     parsed_ = parsed;
2204
2205     _profile(Package$parse)
2206         pkgRecords::Parser *parser;
2207
2208         _profile(Package$parse$Lookup)
2209             parser = &[database_ records]->Lookup(file_);
2210         _end
2211
2212         CYString bugs;
2213         CYString website;
2214
2215         _profile(Package$parse$Find)
2216             struct {
2217                 const char *name_;
2218                 CYString *value_;
2219             } names[] = {
2220                 {"architecture", &parsed->architecture_},
2221                 {"icon", &parsed->icon_},
2222                 {"depiction", &parsed->depiction_},
2223                 {"homepage", &parsed->homepage_},
2224                 {"website", &website},
2225                 {"bugs", &bugs},
2226                 {"support", &parsed->support_},
2227                 {"author", &parsed->author_},
2228                 {"md5sum", &parsed->md5sum_},
2229             };
2230
2231             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2232                 const char *start, *end;
2233
2234                 if (parser->Find(names[i].name_, start, end)) {
2235                     CYString &value(*names[i].value_);
2236                     _profile(Package$parse$Value)
2237                         value.set(pool_, start, end - start);
2238                     _end
2239                 }
2240             }
2241         _end
2242
2243         _profile(Package$parse$Tagline)
2244             const char *start, *end;
2245             if (parser->ShortDesc(start, end)) {
2246                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2247                 if (stop == NULL)
2248                     stop = end;
2249                 while (stop != start && stop[-1] == '\r')
2250                     --stop;
2251                 parsed->tagline_.set(pool_, start, stop - start);
2252             }
2253         _end
2254
2255         _profile(Package$parse$Retain)
2256             if (parsed->homepage_.empty())
2257                 parsed->homepage_ = website;
2258             if (parsed->homepage_ == parsed->depiction_)
2259                 parsed->homepage_.clear();
2260             if (parsed->support_.empty())
2261                 parsed->support_ = bugs;
2262         _end
2263     _end
2264 } }
2265
2266 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2267     if ((self = [super init]) != nil) {
2268     _profile(Package$initWithVersion)
2269         if (pool == NULL)
2270             apr_pool_create(&pool_, NULL);
2271         else {
2272             pool_ = pool;
2273             pooled_ = true;
2274         }
2275
2276         database_ = database;
2277         era_ = [database era];
2278
2279         version_ = version;
2280
2281         pkgCache::PkgIterator iterator(version.ParentPkg());
2282         iterator_ = iterator;
2283
2284         _profile(Package$initWithVersion$Version)
2285             if (!version_.end())
2286                 file_ = version_.FileList();
2287             else {
2288                 pkgCache &cache([database_ cache]);
2289                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2290             }
2291         _end
2292
2293         _profile(Package$initWithVersion$Cache)
2294             name_.set(NULL, iterator.Display());
2295
2296             latest_.set(NULL, StripVersion_(version_.VerStr()));
2297
2298             pkgCache::VerIterator current(iterator.CurrentVer());
2299             if (!current.end())
2300                 installed_.set(NULL, StripVersion_(current.VerStr()));
2301         _end
2302
2303         _profile(Package$initWithVersion$Tags)
2304             pkgCache::TagIterator tag(iterator.TagList());
2305             if (!tag.end()) {
2306                 tags_ = [NSMutableArray arrayWithCapacity:8];
2307
2308                 goto tag; for (; !tag.end(); ++tag) tag: {
2309                     const char *name(tag.Name());
2310                     NSString *string((NSString *) CYStringCreate(name));
2311                     if (string == nil)
2312                         continue;
2313
2314                     [tags_ addObject:[string autorelease]];
2315
2316                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2317                         if (strcmp(name + 6, "enduser") == 0)
2318                             role_ = 1;
2319                         else if (strcmp(name + 6, "hacker") == 0)
2320                             role_ = 2;
2321                         else if (strcmp(name + 6, "developer") == 0)
2322                             role_ = 3;
2323                         else if (strcmp(name + 6, "cydia") == 0)
2324                             role_ = 7;
2325                         else
2326                             role_ = 4;
2327                     }
2328
2329                     if (strncmp(name, "cydia::", 7) == 0) {
2330                         if (strcmp(name + 7, "essential") == 0)
2331                             essential_ = true;
2332                         else if (strcmp(name + 7, "obsolete") == 0)
2333                             obsolete_ = true;
2334                     }
2335                 }
2336             }
2337         _end
2338
2339         _profile(Package$initWithVersion$Metadata)
2340             const char *mixed(iterator.Name());
2341             size_t size(strlen(mixed));
2342             char lower[size + 1];
2343
2344             for (size_t i(0); i != size; ++i)
2345                 lower[i] = mixed[i] | 0x20;
2346             lower[size] = '\0';
2347
2348             PackageValue *metadata(PackageFind(lower, size));
2349             metadata_ = metadata;
2350
2351             id_.set(NULL, metadata->name_, size);
2352
2353             const char *latest(version_.VerStr());
2354             size_t length(strlen(latest));
2355
2356             uint16_t vhash(hashlittle(latest, length));
2357
2358             size_t capped(std::min<size_t>(8, length));
2359             latest = latest + length - capped;
2360
2361             if (metadata->first_ == 0)
2362                 metadata->first_ = now_;
2363
2364             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2365                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2366                 metadata->vhash_ = vhash;
2367                 metadata->last_ = now_;
2368             } else if (metadata->last_ == 0)
2369                 metadata->last_ = metadata->first_;
2370         _end
2371
2372         _profile(Package$initWithVersion$Section)
2373             section_ = version_.Section();
2374         _end
2375
2376         _profile(Package$initWithVersion$Flags)
2377             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2378             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2379         _end
2380     _end } return self;
2381 }
2382
2383 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2384     pkgCache::VerIterator version;
2385
2386     _profile(Package$packageWithIterator$GetCandidateVer)
2387         version = [database policy]->GetCandidateVer(iterator);
2388     _end
2389
2390     if (version.end())
2391         return nil;
2392
2393     Package *package;
2394
2395     _profile(Package$packageWithIterator$Allocate)
2396         package = [Package allocWithZone:zone];
2397     _end
2398
2399     _profile(Package$packageWithIterator$Initialize)
2400         package = [package
2401             initWithVersion:version
2402             withZone:zone
2403             inPool:pool
2404             database:database
2405         ];
2406     _end
2407
2408     _profile(Package$packageWithIterator$Autorelease)
2409         package = [package autorelease];
2410     _end
2411
2412     return package;
2413 }
2414
2415 - (pkgCache::PkgIterator) iterator {
2416     return iterator_;
2417 }
2418
2419 - (NSString *) section {
2420     if (section$_ == nil) {
2421         if (section_ == NULL)
2422             return nil;
2423
2424         _profile(Package$section$mappedSectionForPointer)
2425             section$_ = [database_ mappedSectionForPointer:section_];
2426         _end
2427     } return section$_;
2428 }
2429
2430 - (NSString *) simpleSection {
2431     if (NSString *section = [self section])
2432         return Simplify(section);
2433     else
2434         return nil;
2435 }
2436
2437 - (NSString *) longSection {
2438     return LocalizeSection([self section]);
2439 }
2440
2441 - (NSString *) shortSection {
2442     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2443 }
2444
2445 - (NSString *) uri {
2446     return nil;
2447 #if 0
2448     pkgIndexFile *index;
2449     pkgCache::PkgFileIterator file(file_.File());
2450     if (![database_ list].FindIndex(file, index))
2451         return nil;
2452     return [NSString stringWithUTF8String:iterator_->Path];
2453     //return [NSString stringWithUTF8String:file.Site()];
2454     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2455 #endif
2456 }
2457
2458 - (MIMEAddress *) maintainer {
2459 @synchronized (database_) {
2460     if ([database_ era] != era_ || file_.end())
2461         return nil;
2462
2463     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2464     const std::string &maintainer(parser->Maintainer());
2465     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2466 } }
2467
2468 - (NSString *) md5sum {
2469     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2470 }
2471
2472 - (size_t) size {
2473 @synchronized (database_) {
2474     if ([database_ era] != era_ || version_.end())
2475         return 0;
2476
2477     return version_->InstalledSize;
2478 } }
2479
2480 - (NSString *) longDescription {
2481 @synchronized (database_) {
2482     if ([database_ era] != era_ || file_.end())
2483         return nil;
2484
2485     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2486     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2487
2488     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2489     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2490     if ([lines count] < 2)
2491         return nil;
2492
2493     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2494     for (size_t i(1), e([lines count]); i != e; ++i) {
2495         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2496         [trimmed addObject:trim];
2497     }
2498
2499     return [trimmed componentsJoinedByString:@"\n"];
2500 } }
2501
2502 - (NSString *) shortDescription {
2503     if (parsed_ != NULL)
2504         return static_cast<NSString *>(parsed_->tagline_);
2505
2506 @synchronized (database_) {
2507     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2508
2509     const char *start, *end;
2510     if (!parser.ShortDesc(start, end))
2511         return nil;
2512
2513     if (end - start > 200)
2514         end = start + 200;
2515
2516     /*
2517     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2518         end = stop;
2519
2520     while (end != start && end[-1] == '\r')
2521         --end;
2522     */
2523
2524     return [(id) CYStringCreate(start, end - start) autorelease];
2525 } }
2526
2527 - (unichar) index {
2528     _profile(Package$index)
2529         CFStringRef name((CFStringRef) [self name]);
2530         if (CFStringGetLength(name) == 0)
2531             return '#';
2532         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2533         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2534             return '#';
2535         return toupper(character);
2536     _end
2537 }
2538
2539 - (PackageValue *) metadata {
2540     return metadata_;
2541 }
2542
2543 - (time_t) seen {
2544     PackageValue *metadata([self metadata]);
2545     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2546 }
2547
2548 - (bool) subscribed {
2549     return [self metadata]->subscribed_;
2550 }
2551
2552 - (bool) setSubscribed:(bool)subscribed {
2553     PackageValue *metadata([self metadata]);
2554     if (metadata->subscribed_ == subscribed)
2555         return false;
2556     metadata->subscribed_ = subscribed;
2557     return true;
2558 }
2559
2560 - (BOOL) ignored {
2561     return ignored_;
2562 }
2563
2564 - (NSString *) latest {
2565     return latest_;
2566 }
2567
2568 - (NSString *) installed {
2569     return installed_;
2570 }
2571
2572 - (BOOL) uninstalled {
2573     return installed_.empty();
2574 }
2575
2576 - (BOOL) valid {
2577     return !version_.end();
2578 }
2579
2580 - (BOOL) upgradableAndEssential:(BOOL)essential {
2581     _profile(Package$upgradableAndEssential)
2582         pkgCache::VerIterator current(iterator_.CurrentVer());
2583         if (current.end())
2584             return essential && essential_;
2585         else
2586             return !version_.end() && version_ != current;
2587     _end
2588 }
2589
2590 - (BOOL) essential {
2591     return essential_;
2592 }
2593
2594 - (BOOL) broken {
2595     return [database_ cache][iterator_].InstBroken();
2596 }
2597
2598 - (BOOL) unfiltered {
2599     _profile(Package$unfiltered$obsolete)
2600         if (_unlikely(obsolete_))
2601             return false;
2602     _end
2603
2604     _profile(Package$unfiltered$hasSupportingRole)
2605         if (_unlikely(![self hasSupportingRole]))
2606             return false;
2607     _end
2608
2609     return true;
2610 }
2611
2612 - (BOOL) visible {
2613     if (![self unfiltered])
2614         return false;
2615
2616     NSString *section;
2617
2618     _profile(Package$visible$section)
2619         section = [self section];
2620     _end
2621
2622     _profile(Package$visible$isSectionVisible)
2623         if (!isSectionVisible(section))
2624             return false;
2625     _end
2626
2627     return true;
2628 }
2629
2630 - (BOOL) half {
2631     unsigned char current(iterator_->CurrentState);
2632     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2633 }
2634
2635 - (BOOL) halfConfigured {
2636     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2637 }
2638
2639 - (BOOL) halfInstalled {
2640     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2641 }
2642
2643 - (BOOL) hasMode {
2644 @synchronized (database_) {
2645     if ([database_ era] != era_ || iterator_.end())
2646         return nil;
2647
2648     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2649     return state.Mode != pkgDepCache::ModeKeep;
2650 } }
2651
2652 - (NSString *) mode {
2653 @synchronized (database_) {
2654     if ([database_ era] != era_ || iterator_.end())
2655         return nil;
2656
2657     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2658
2659     switch (state.Mode) {
2660         case pkgDepCache::ModeDelete:
2661             if ((state.iFlags & pkgDepCache::Purge) != 0)
2662                 return @"PURGE";
2663             else
2664                 return @"REMOVE";
2665         case pkgDepCache::ModeKeep:
2666             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2667                 return @"REINSTALL";
2668             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2669                 return nil;*/
2670             else
2671                 return nil;
2672         case pkgDepCache::ModeInstall:
2673             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2674                 return @"REINSTALL";
2675             else*/ switch (state.Status) {
2676                 case -1:
2677                     return @"DOWNGRADE";
2678                 case 0:
2679                     return @"INSTALL";
2680                 case 1:
2681                     return @"UPGRADE";
2682                 case 2:
2683                     return @"NEW_INSTALL";
2684                 _nodefault
2685             }
2686         _nodefault
2687     }
2688 } }
2689
2690 - (NSString *) id {
2691     return id_;
2692 }
2693
2694 - (NSString *) name {
2695     return name_.empty() ? id_ : name_;
2696 }
2697
2698 - (UIImage *) icon {
2699     NSString *section = [self simpleSection];
2700
2701     UIImage *icon(nil);
2702     if (parsed_ != NULL)
2703         if (NSString *href = parsed_->icon_)
2704             if ([href hasPrefix:@"file:///"])
2705                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2706     if (icon == nil) if (section != nil)
2707         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2708     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2709         if ([dicon hasPrefix:@"file:///"])
2710             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2711     if (icon == nil)
2712         icon = [UIImage applicationImageNamed:@"unknown.png"];
2713     return icon;
2714 }
2715
2716 - (NSString *) homepage {
2717     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2718 }
2719
2720 - (NSString *) depiction {
2721     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2722 }
2723
2724 - (MIMEAddress *) author {
2725     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2726 }
2727
2728 - (NSString *) support {
2729     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2730 }
2731
2732 - (NSArray *) files {
2733     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2734     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2735
2736     std::ifstream fin;
2737     fin.open([path UTF8String]);
2738     if (!fin.is_open())
2739         return nil;
2740
2741     std::string line;
2742     while (std::getline(fin, line))
2743         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2744
2745     return files;
2746 }
2747
2748 - (NSString *) state {
2749 @synchronized (database_) {
2750     if ([database_ era] != era_ || file_.end())
2751         return nil;
2752
2753     switch (iterator_->CurrentState) {
2754         case pkgCache::State::NotInstalled:
2755             return @"NotInstalled";
2756         case pkgCache::State::UnPacked:
2757             return @"UnPacked";
2758         case pkgCache::State::HalfConfigured:
2759             return @"HalfConfigured";
2760         case pkgCache::State::HalfInstalled:
2761             return @"HalfInstalled";
2762         case pkgCache::State::ConfigFiles:
2763             return @"ConfigFiles";
2764         case pkgCache::State::Installed:
2765             return @"Installed";
2766         case pkgCache::State::TriggersAwaited:
2767             return @"TriggersAwaited";
2768         case pkgCache::State::TriggersPending:
2769             return @"TriggersPending";
2770     }
2771
2772     return (NSString *) [NSNull null];
2773 } }
2774
2775 - (NSString *) selection {
2776 @synchronized (database_) {
2777     if ([database_ era] != era_ || file_.end())
2778         return nil;
2779
2780     switch (iterator_->SelectedState) {
2781         case pkgCache::State::Unknown:
2782             return @"Unknown";
2783         case pkgCache::State::Install:
2784             return @"Install";
2785         case pkgCache::State::Hold:
2786             return @"Hold";
2787         case pkgCache::State::DeInstall:
2788             return @"DeInstall";
2789         case pkgCache::State::Purge:
2790             return @"Purge";
2791     }
2792
2793     return (NSString *) [NSNull null];
2794 } }
2795
2796 - (NSArray *) warnings {
2797     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2798     const char *name(iterator_.Name());
2799
2800     size_t length(strlen(name));
2801     if (length < 2) invalid:
2802         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2803     else for (size_t i(0); i != length; ++i)
2804         if (
2805             /* XXX: technically this is not allowed */
2806             (name[i] < 'A' || name[i] > 'Z') &&
2807             (name[i] < 'a' || name[i] > 'z') &&
2808             (name[i] < '0' || name[i] > '9') &&
2809             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2810         ) goto invalid;
2811
2812     if (strcmp(name, "cydia") != 0) {
2813         bool cydia = false;
2814         bool user = false;
2815         bool _private = false;
2816         bool stash = false;
2817
2818         bool repository = [[self section] isEqualToString:@"Repositories"];
2819
2820         if (NSArray *files = [self files])
2821             for (NSString *file in files)
2822                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2823                     cydia = true;
2824                 else if (!user && [file isEqualToString:@"/User"])
2825                     user = true;
2826                 else if (!_private && [file isEqualToString:@"/private"])
2827                     _private = true;
2828                 else if (!stash && [file isEqualToString:@"/var/stash"])
2829                     stash = true;
2830
2831         /* XXX: this is not sensitive enough. only some folders are valid. */
2832         if (cydia && !repository)
2833             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2834         if (user)
2835             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2836         if (_private)
2837             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2838         if (stash)
2839             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2840     }
2841
2842     return [warnings count] == 0 ? nil : warnings;
2843 }
2844
2845 - (NSArray *) applications {
2846     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2847
2848     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2849
2850     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2851     if (NSArray *files = [self files])
2852         for (NSString *file in files)
2853             if (application_r(file)) {
2854                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2855                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2856                 if ([id isEqualToString:me])
2857                     continue;
2858
2859                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2860                 if (display == nil)
2861                     display = application_r[1];
2862
2863                 NSString *bundle([file stringByDeletingLastPathComponent]);
2864                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2865                 // XXX: maybe this should check if this is really a string, not just for length
2866                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2867                     icon = @"icon.png";
2868                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2869
2870                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2871                 [applications addObject:application];
2872
2873                 [application addObject:id];
2874                 [application addObject:display];
2875                 [application addObject:url];
2876             }
2877
2878     return [applications count] == 0 ? nil : applications;
2879 }
2880
2881 - (Source *) source {
2882     if (source_ == nil) {
2883         @synchronized (database_) {
2884             if ([database_ era] != era_ || file_.end())
2885                 source_ = (Source *) [NSNull null];
2886             else
2887                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2888         }
2889     }
2890
2891     return source_ == (Source *) [NSNull null] ? nil : source_;
2892 }
2893
2894 - (uint32_t) rank {
2895     return rank_;
2896 }
2897
2898 - (BOOL) matches:(NSArray *)query {
2899     if (query == nil || [query count] == 0)
2900         return NO;
2901
2902     rank_ = 0;
2903
2904     NSString *string;
2905     NSRange range;
2906     NSUInteger length;
2907
2908     string = [self name];
2909     length = [string length];
2910
2911     for (NSString *term in query) {
2912         range = [string rangeOfString:term options:MatchCompareOptions_];
2913         if (range.location != NSNotFound)
2914             rank_ -= 6 * 1000000 / length;
2915     }
2916
2917     if (rank_ == 0) {
2918         string = [self id];
2919         length = [string length];
2920
2921         for (NSString *term in query) {
2922             range = [string rangeOfString:term options:MatchCompareOptions_];
2923             if (range.location != NSNotFound)
2924                 rank_ -= 6 * 1000000 / length;
2925         }
2926     }
2927
2928     string = [self shortDescription];
2929     length = [string length];
2930     NSUInteger stop(std::min<NSUInteger>(length, 200));
2931
2932     for (NSString *term in query) {
2933         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2934         if (range.location != NSNotFound)
2935             rank_ -= 2 * 100000;
2936     }
2937
2938     return rank_ != 0;
2939 }
2940
2941 - (bool) hasSupportingRole {
2942     if (role_ == 0)
2943         return true;
2944     if (role_ == 1)
2945         return true;
2946     if ([Role_ isEqualToString:@"User"])
2947         return false;
2948     if (role_ == 2)
2949         return true;
2950     if ([Role_ isEqualToString:@"Hacker"])
2951         return false;
2952     if (role_ == 3)
2953         return true;
2954     if ([Role_ isEqualToString:@"Developer"])
2955         return false;
2956     _assert(false);
2957 }
2958
2959 - (NSArray *) tags {
2960     return tags_;
2961 }
2962
2963 - (BOOL) hasTag:(NSString *)tag {
2964     return tags_ == nil ? NO : [tags_ containsObject:tag];
2965 }
2966
2967 - (NSString *) primaryPurpose {
2968     for (NSString *tag in (NSArray *) tags_)
2969         if ([tag hasPrefix:@"purpose::"])
2970             return [tag substringFromIndex:9];
2971     return nil;
2972 }
2973
2974 - (NSArray *) purposes {
2975     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2976     for (NSString *tag in (NSArray *) tags_)
2977         if ([tag hasPrefix:@"purpose::"])
2978             [purposes addObject:[tag substringFromIndex:9]];
2979     return [purposes count] == 0 ? nil : purposes;
2980 }
2981
2982 - (bool) isCommercial {
2983     return [self hasTag:@"cydia::commercial"];
2984 }
2985
2986 - (void) setIndex:(size_t)index {
2987     if (metadata_->index_ != index)
2988         metadata_->index_ = index;
2989 }
2990
2991 - (CYString &) cyname {
2992     return name_.empty() ? id_ : name_;
2993 }
2994
2995 - (uint32_t) compareBySection:(NSArray *)sections {
2996     NSString *section([self section]);
2997     for (size_t i(0), e([sections count]); i != e; ++i) {
2998         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2999             return i;
3000     }
3001
3002     return _not(uint32_t);
3003 }
3004
3005 - (void) clear {
3006 @synchronized (database_) {
3007     pkgProblemResolver *resolver = [database_ resolver];
3008     resolver->Clear(iterator_);
3009
3010     pkgCacheFile &cache([database_ cache]);
3011     cache->SetReInstall(iterator_, false);
3012     cache->MarkKeep(iterator_, false);
3013 } }
3014
3015 - (void) install {
3016 @synchronized (database_) {
3017     pkgProblemResolver *resolver = [database_ resolver];
3018     resolver->Clear(iterator_);
3019     resolver->Protect(iterator_);
3020
3021     pkgCacheFile &cache([database_ cache]);
3022     cache->SetReInstall(iterator_, false);
3023     cache->MarkInstall(iterator_, false);
3024
3025     pkgDepCache::StateCache &state((*cache)[iterator_]);
3026     if (!state.Install())
3027         cache->SetReInstall(iterator_, true);
3028 } }
3029
3030 - (void) remove {
3031 @synchronized (database_) {
3032     pkgProblemResolver *resolver = [database_ resolver];
3033     resolver->Clear(iterator_);
3034     resolver->Remove(iterator_);
3035     resolver->Protect(iterator_);
3036
3037     pkgCacheFile &cache([database_ cache]);
3038     cache->SetReInstall(iterator_, false);
3039     cache->MarkDelete(iterator_, true);
3040 } }
3041
3042 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3043     _profile(Package$isUnfilteredAndSearchedForBy)
3044         bool value(true);
3045
3046         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3047             value &= [self unfiltered];
3048         _end
3049
3050         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3051             value &= [self matches:query];
3052         _end
3053
3054         return value;
3055     _end
3056 }
3057
3058 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3059     if ([search length] == 0)
3060         return false;
3061
3062     _profile(Package$isUnfilteredAndSelectedForBy)
3063         bool value(true);
3064
3065         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3066             value &= [self unfiltered];
3067         _end
3068
3069         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3070             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3071         _end
3072
3073         return value;
3074     _end
3075 }
3076
3077 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3078     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3079 }
3080
3081 - (bool) isVisibleInSection:(NSString *)name {
3082     NSString *section([self section]);
3083
3084     return (
3085         name == nil ||
3086         section == nil && [name length] == 0 ||
3087         [name isEqualToString:section]
3088     ) && [self visible];
3089 }
3090
3091 - (bool) isVisibleInSource:(Source *)source {
3092     return [self source] == source && [self visible];
3093 }
3094
3095 @end
3096 /* }}} */
3097 /* Section Class {{{ */
3098 @interface Section : NSObject {
3099     _H<NSString> name_;
3100     unichar index_;
3101     size_t row_;
3102     size_t count_;
3103     _H<NSString> localized_;
3104 }
3105
3106 - (NSComparisonResult) compareByLocalized:(Section *)section;
3107 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3108 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3109 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3110 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3111 - (NSString *) name;
3112 - (unichar) index;
3113
3114 - (size_t) row;
3115 - (size_t) count;
3116
3117 - (void) addToRow;
3118 - (void) addToCount;
3119
3120 - (void) setCount:(size_t)count;
3121 - (NSString *) localized;
3122
3123 @end
3124
3125 @implementation Section
3126
3127 - (NSComparisonResult) compareByLocalized:(Section *)section {
3128     NSString *lhs(localized_);
3129     NSString *rhs([section localized]);
3130
3131     /*if ([lhs length] != 0 && [rhs length] != 0) {
3132         unichar lhc = [lhs characterAtIndex:0];
3133         unichar rhc = [rhs characterAtIndex:0];
3134
3135         if (isalpha(lhc) && !isalpha(rhc))
3136             return NSOrderedAscending;
3137         else if (!isalpha(lhc) && isalpha(rhc))
3138             return NSOrderedDescending;
3139     }*/
3140
3141     return [lhs compare:rhs options:LaxCompareOptions_];
3142 }
3143
3144 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3145     if ((self = [self initWithName:name localize:NO]) != nil) {
3146         if (localized != nil)
3147             localized_ = localized;
3148     } return self;
3149 }
3150
3151 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3152     return [self initWithName:name row:0 localize:localize];
3153 }
3154
3155 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3156     if ((self = [super init]) != nil) {
3157         name_ = name;
3158         index_ = '\0';
3159         row_ = row;
3160         if (localize)
3161             localized_ = LocalizeSection(name_);
3162     } return self;
3163 }
3164
3165 /* XXX: localize the index thingees */
3166 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3167     if ((self = [super init]) != nil) {
3168         name_ = [NSString stringWithCharacters:&index length:1];
3169         index_ = index;
3170         row_ = row;
3171     } return self;
3172 }
3173
3174 - (NSString *) name {
3175     return name_;
3176 }
3177
3178 - (unichar) index {
3179     return index_;
3180 }
3181
3182 - (size_t) row {
3183     return row_;
3184 }
3185
3186 - (size_t) count {
3187     return count_;
3188 }
3189
3190 - (void) addToRow {
3191     ++row_;
3192 }
3193
3194 - (void) addToCount {
3195     ++count_;
3196 }
3197
3198 - (void) setCount:(size_t)count {
3199     count_ = count;
3200 }
3201
3202 - (NSString *) localized {
3203     return localized_;
3204 }
3205
3206 @end
3207 /* }}} */
3208
3209 class CydiaLogCleaner :
3210     public pkgArchiveCleaner
3211 {
3212   protected:
3213     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3214         unlink(File);
3215     }
3216 };
3217
3218 /* Database Implementation {{{ */
3219 @implementation Database
3220
3221 + (Database *) sharedInstance {
3222     static _H<Database> instance;
3223     if (instance == nil)
3224         instance = [[[Database alloc] init] autorelease];
3225     return instance;
3226 }
3227
3228 - (unsigned) era {
3229     return era_;
3230 }
3231
3232 - (void) releasePackages {
3233     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3234     CFArrayRemoveAllValues(packages_);
3235 }
3236
3237 - (void) dealloc {
3238     // XXX: actually implement this thing
3239     _assert(false);
3240     [self releasePackages];
3241     apr_pool_destroy(pool_);
3242     NSRecycleZone(zone_);
3243     [super dealloc];
3244 }
3245
3246 - (void) _readCydia:(NSNumber *)fd {
3247     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3248     std::istream is(&ib);
3249     std::string line;
3250
3251     static Pcre finish_r("^finish:([^:]*)$");
3252
3253     while (std::getline(is, line)) {
3254         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3255
3256         const char *data(line.c_str());
3257         size_t size = line.size();
3258         lprintf("C:%s\n", data);
3259
3260         if (finish_r(data, size)) {
3261             NSString *finish = finish_r[1];
3262             int index = [Finishes_ indexOfObject:finish];
3263             if (index != INT_MAX && index > Finish_)
3264                 Finish_ = index;
3265         }
3266
3267         [pool release];
3268     }
3269
3270     _assume(false);
3271 }
3272
3273 - (void) _readStatus:(NSNumber *)fd {
3274     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3275     std::istream is(&ib);
3276     std::string line;
3277
3278     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3279     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3280
3281     while (std::getline(is, line)) {
3282         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3283
3284         const char *data(line.c_str());
3285         size_t size(line.size());
3286         lprintf("S:%s\n", data);
3287
3288         if (conffile_r(data, size)) {
3289             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3290             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3291         } else if (strncmp(data, "status: ", 8) == 0) {
3292             // status: <package>: {unpacked,half-configured,installed}
3293             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3294             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3295         } else if (strncmp(data, "processing: ", 12) == 0) {
3296             // processing: configure: config-test
3297             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3298             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3299         } else if (pmstatus_r(data, size)) {
3300             std::string type([pmstatus_r[1] UTF8String]);
3301
3302             NSString *package = pmstatus_r[2];
3303             if ([package isEqualToString:@"dpkg-exec"])
3304                 package = nil;
3305
3306             float percent([pmstatus_r[3] floatValue]);
3307             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3308
3309             NSString *string = pmstatus_r[4];
3310
3311             if (type == "pmerror") {
3312                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3313                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3314             } else if (type == "pmstatus") {
3315                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3316                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3317             } else if (type == "pmconffile")
3318                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3319             else
3320                 lprintf("E:unknown pmstatus\n");
3321         } else
3322             lprintf("E:unknown status\n");
3323
3324         [pool release];
3325     }
3326
3327     _assume(false);
3328 }
3329
3330 - (void) _readOutput:(NSNumber *)fd {
3331     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3332     std::istream is(&ib);
3333     std::string line;
3334
3335     while (std::getline(is, line)) {
3336         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3337
3338         lprintf("O:%s\n", line.c_str());
3339
3340         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3341         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3342
3343         [pool release];
3344     }
3345
3346     _assume(false);
3347 }
3348
3349 - (FILE *) input {
3350     return input_;
3351 }
3352
3353 - (Package *) packageWithName:(NSString *)name {
3354     if (name == nil)
3355         return nil;
3356 @synchronized (self) {
3357     if (static_cast<pkgDepCache *>(cache_) == NULL)
3358         return nil;
3359     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3360     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3361 } }
3362
3363 - (id) init {
3364     if ((self = [super init]) != nil) {
3365         policy_ = NULL;
3366         records_ = NULL;
3367         resolver_ = NULL;
3368         fetcher_ = NULL;
3369         lock_ = NULL;
3370
3371         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3372         apr_pool_create(&pool_, NULL);
3373
3374         size_t capacity(MetaFile_->active_);
3375         if (capacity == 0)
3376             capacity = 16384;
3377         else
3378             capacity += 1024;
3379
3380         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3381         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3382
3383         int fds[2];
3384
3385         _assert(pipe(fds) != -1);
3386         cydiafd_ = fds[1];
3387
3388         _config->Set("APT::Keep-Fds::", cydiafd_);
3389         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3390
3391         [NSThread
3392             detachNewThreadSelector:@selector(_readCydia:)
3393             toTarget:self
3394             withObject:[NSNumber numberWithInt:fds[0]]
3395         ];
3396
3397         _assert(pipe(fds) != -1);
3398         statusfd_ = fds[1];
3399
3400         [NSThread
3401             detachNewThreadSelector:@selector(_readStatus:)
3402             toTarget:self
3403             withObject:[NSNumber numberWithInt:fds[0]]
3404         ];
3405
3406         _assert(pipe(fds) != -1);
3407         _assert(dup2(fds[0], 0) != -1);
3408         _assert(close(fds[0]) != -1);
3409
3410         input_ = fdopen(fds[1], "a");
3411
3412         _assert(pipe(fds) != -1);
3413         _assert(dup2(fds[1], 1) != -1);
3414         _assert(close(fds[1]) != -1);
3415
3416         [NSThread
3417             detachNewThreadSelector:@selector(_readOutput:)
3418             toTarget:self
3419             withObject:[NSNumber numberWithInt:fds[0]]
3420         ];
3421     } return self;
3422 }
3423
3424 - (pkgCacheFile &) cache {
3425     return cache_;
3426 }
3427
3428 - (pkgDepCache::Policy *) policy {
3429     return policy_;
3430 }
3431
3432 - (pkgRecords *) records {
3433     return records_;
3434 }
3435
3436 - (pkgProblemResolver *) resolver {
3437     return resolver_;
3438 }
3439
3440 - (pkgAcquire &) fetcher {
3441     return *fetcher_;
3442 }
3443
3444 - (pkgSourceList &) list {
3445     return *list_;
3446 }
3447
3448 - (NSArray *) packages {
3449     return (NSArray *) packages_;
3450 }
3451
3452 - (NSArray *) sources {
3453     return sourceList_;
3454 }
3455
3456 - (Source *) sourceWithKey:(NSString *)key {
3457     for (Source *source in [self sources]) {
3458         if ([[source key] isEqualToString:key])
3459             return source;
3460     } return nil;
3461 }
3462
3463 - (bool) popErrorWithTitle:(NSString *)title {
3464     bool fatal(false);
3465
3466     while (!_error->empty()) {
3467         std::string error;
3468         bool warning(!_error->PopMessage(error));
3469         if (!warning)
3470             fatal = true;
3471
3472         for (;;) {
3473             size_t size(error.size());
3474             if (size == 0 || error[size - 1] != '\n')
3475                 break;
3476             error.resize(size - 1);
3477         }
3478
3479         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3480
3481         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3482         if (warning && no_pubkey(error.c_str()))
3483             continue;
3484
3485         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3486     }
3487
3488     return fatal;
3489 }
3490
3491 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3492     return [self popErrorWithTitle:title] || !success;
3493 }
3494
3495 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3496 @synchronized (self) {
3497     ++era_;
3498
3499     [self releasePackages];
3500
3501     sourceMap_.clear();
3502     [sourceList_ removeAllObjects];
3503
3504     _error->Discard();
3505
3506     delete list_;
3507     list_ = NULL;
3508     manager_ = NULL;
3509     delete lock_;
3510     lock_ = NULL;
3511     delete fetcher_;
3512     fetcher_ = NULL;
3513     delete resolver_;
3514     resolver_ = NULL;
3515     delete records_;
3516     records_ = NULL;
3517     delete policy_;
3518     policy_ = NULL;
3519
3520     cache_.Close();
3521
3522     apr_pool_clear(pool_);
3523
3524     NSRecycleZone(zone_);
3525     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3526
3527     int chk(creat("/tmp/cydia.chk", 0644));
3528     if (chk != -1)
3529         close(chk);
3530
3531     if (invocation != nil)
3532         [invocation invoke];
3533
3534     NSString *title(UCLocalize("DATABASE"));
3535
3536     list_ = new pkgSourceList();
3537     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3538         return;
3539
3540     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3541         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3542         [sourceList_ addObject:object];
3543     }
3544
3545     _trace();
3546     OpProgress progress;
3547   open:
3548     if (!cache_.Open(progress, true)) {
3549         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3550         while (!_error->empty()) {
3551             std::string error;
3552             bool warning(!_error->PopMessage(error));
3553
3554             lprintf("cache_.Open():[%s]\n", error.c_str());
3555
3556             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3557
3558             SEL repair(NULL);
3559             if (false);
3560             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3561                 repair = @selector(configure);
3562             //else if (error == "The package lists or status file could not be parsed or opened.")
3563             //    repair = @selector(update);
3564             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3565             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3566             // else if (error == "Malformed Status line")
3567             // else if (error == "The list of sources could not be read.")
3568
3569             if (repair != NULL) {
3570                 _error->Discard();
3571                 [delegate_ repairWithSelector:repair];
3572                 goto open;
3573             }
3574         }
3575
3576         return;
3577     }
3578     _trace();
3579
3580     unlink("/tmp/cydia.chk");
3581
3582     now_ = [[NSDate date] timeIntervalSince1970];
3583
3584     policy_ = new pkgDepCache::Policy();
3585     records_ = new pkgRecords(cache_);
3586     resolver_ = new pkgProblemResolver(cache_);
3587     fetcher_ = new pkgAcquire(&status_);
3588     lock_ = NULL;
3589
3590     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3591         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3592         return;
3593     }
3594
3595     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3596         return;
3597
3598     if (cache_->BrokenCount() != 0) {
3599         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3600             return;
3601
3602         if (cache_->BrokenCount() != 0) {
3603             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3604             return;
3605         }
3606
3607         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3608             return;
3609     }
3610
3611     for (Source *object in (id) sourceList_) {
3612         metaIndex *source([object metaIndex]);
3613         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3614         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3615             // XXX: this could be more intelligent
3616             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3617                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3618                 if (!cached.end())
3619                     sourceMap_[cached->ID] = object;
3620             }
3621     }
3622
3623     {
3624         /*std::vector<Package *> packages;
3625         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3626         packages_ = nil;*/
3627
3628         _trace();
3629
3630         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3631             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3632                 //packages.push_back(package);
3633                 CFArrayAppendValue(packages_, CFRetain(package));
3634
3635         _trace();
3636
3637         /*if (packages.empty())
3638             packages_ = [[NSArray alloc] init];
3639         else
3640             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3641         _trace();*/
3642
3643         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3644         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3645         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3646
3647         /*_trace();
3648         PrintTimes();
3649         _trace();*/
3650
3651         _trace();
3652
3653         /*if (!packages.empty())
3654             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3655         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3656
3657         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3658
3659         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3660
3661         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3662
3663         _trace();
3664
3665         size_t count(CFArrayGetCount(packages_));
3666         MetaFile_->active_ = count;
3667
3668         for (size_t index(0); index != count; ++index)
3669             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3670
3671         _trace();
3672     }
3673 } }
3674
3675 - (void) clear {
3676 @synchronized (self) {
3677     delete resolver_;
3678     resolver_ = new pkgProblemResolver(cache_);
3679
3680     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3681         if (!cache_[iterator].Keep())
3682             cache_->MarkKeep(iterator, false);
3683         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3684             cache_->SetReInstall(iterator, false);
3685 } }
3686
3687 - (void) configure {
3688     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3689     _trace();
3690     system([dpkg UTF8String]);
3691     _trace();
3692 }
3693
3694 - (bool) clean {
3695 @synchronized (self) {
3696     // XXX: I don't remember this condition
3697     if (lock_ != NULL)
3698         return false;
3699
3700     FileFd Lock;
3701     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3702
3703     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3704
3705     if ([self popErrorWithTitle:title])
3706         return false;
3707
3708     pkgAcquire fetcher;
3709     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3710
3711     CydiaLogCleaner cleaner;
3712     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3713         return false;
3714
3715     return true;
3716 } }
3717
3718 - (bool) prepare {
3719     fetcher_->Shutdown();
3720
3721     pkgRecords records(cache_);
3722
3723     lock_ = new FileFd();
3724     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3725
3726     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3727
3728     if ([self popErrorWithTitle:title])
3729         return false;
3730
3731     pkgSourceList list;
3732     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3733         return false;
3734
3735     manager_ = (_system->CreatePM(cache_));
3736     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3737         return false;
3738
3739     return true;
3740 }
3741
3742 - (void) perform {
3743     bool substrate(RestartSubstrate_);
3744     RestartSubstrate_ = false;
3745
3746     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3747
3748     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3749         pkgSourceList list;
3750         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3751             return;
3752         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3753             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3754     }
3755
3756     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3757
3758     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3759         _trace();
3760         [self popErrorWithTitle:title];
3761         return;
3762     }
3763
3764     bool failed = false;
3765     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3766         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3767             continue;
3768         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3769             continue;
3770
3771         std::string uri = (*item)->DescURI();
3772         std::string error = (*item)->ErrorText;
3773
3774         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3775         failed = true;
3776
3777         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3778         [delegate_ addProgressEventOnMainThread:event forTask:title];
3779     }
3780
3781     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3782
3783     if (failed) {
3784         _trace();
3785         return;
3786     }
3787
3788     if (substrate)
3789         RestartSubstrate_ = true;
3790
3791     _system->UnLock();
3792     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3793     if ([self popErrorWithTitle:title])
3794         return;
3795
3796     if (result == pkgPackageManager::Failed) {
3797         _trace();
3798         return;
3799     }
3800
3801     if (result != pkgPackageManager::Completed) {
3802         _trace();
3803         return;
3804     }
3805
3806     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3807         pkgSourceList list;
3808         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3809             return;
3810         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3811             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3812     }
3813
3814     if (![before isEqualToArray:after])
3815         [self update];
3816 }
3817
3818 - (bool) upgrade {
3819     NSString *title(UCLocalize("UPGRADE"));
3820     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3821         return false;
3822     return true;
3823 }
3824
3825 - (void) update {
3826     [self updateWithStatus:status_];
3827 }
3828
3829 - (void) updateWithStatus:(Status &)status {
3830     NSString *title(UCLocalize("REFRESHING_DATA"));
3831
3832     pkgSourceList list;
3833     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3834         return;
3835
3836     FileFd lock;
3837     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3838     if ([self popErrorWithTitle:title])
3839         return;
3840
3841     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3842
3843     bool success(ListUpdate(status, list, PulseInterval_));
3844     if (status.WasCancelled())
3845         _error->Discard();
3846     else {
3847         [self popErrorWithTitle:title forOperation:success];
3848         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3849         Changed_ = true;
3850     }
3851
3852     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3853 }
3854
3855 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3856     delegate_ = delegate;
3857 }
3858
3859 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3860     progress_ = delegate;
3861     status_.setDelegate(delegate);
3862 }
3863
3864 - (NSObject<ProgressDelegate> *) progressDelegate {
3865     return progress_;
3866 }
3867
3868 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3869     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3870     return i == sourceMap_.end() ? nil : i->second;
3871 }
3872
3873 - (NSString *) mappedSectionForPointer:(const char *)section {
3874     _H<NSString> *mapped;
3875
3876     _profile(Database$mappedSectionForPointer$Cache)
3877         mapped = &sections_[section];
3878     _end
3879
3880     if (*mapped == NULL) {
3881         size_t length(strlen(section));
3882         char spaced[length + 1];
3883
3884         _profile(Database$mappedSectionForPointer$Replace)
3885             for (size_t index(0); index != length; ++index)
3886                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3887             spaced[length] = '\0';
3888         _end
3889
3890         NSString *string;
3891
3892         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3893             string = [NSString stringWithUTF8String:spaced];
3894         _end
3895
3896         _profile(Database$mappedSectionForPointer$Map)
3897             string = [SectionMap_ objectForKey:string] ?: string;
3898         _end
3899
3900         *mapped = string;
3901     } return *mapped;
3902 }
3903
3904 @end
3905 /* }}} */
3906
3907 static _H<NSMutableSet> Diversions_;
3908
3909 @interface Diversion : NSObject {
3910     Pcre pattern_;
3911     _H<NSString> key_;
3912     _H<NSString> format_;
3913 }
3914
3915 @end
3916
3917 @implementation Diversion
3918
3919 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3920     if ((self = [super init]) != nil) {
3921         pattern_ = [from UTF8String];
3922         key_ = from;
3923         format_ = to;
3924     } return self;
3925 }
3926
3927 - (NSString *) divert:(NSString *)url {
3928     return !pattern_(url) ? nil : pattern_->*format_;
3929 }
3930
3931 + (NSURL *) divertURL:(NSURL *)url {
3932   divert:
3933     NSString *href([url absoluteString]);
3934
3935     for (Diversion *diversion in (id) Diversions_)
3936         if (NSString *diverted = [diversion divert:href]) {
3937 #if !ForRelease
3938             NSLog(@"div: %@", diverted);
3939 #endif
3940             url = [NSURL URLWithString:diverted];
3941             goto divert;
3942         }
3943
3944     return url;
3945 }
3946
3947 - (NSString *) key {
3948     return key_;
3949 }
3950
3951 - (NSUInteger) hash {
3952     return [key_ hash];
3953 }
3954
3955 - (BOOL) isEqual:(Diversion *)object {
3956     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3957 }
3958
3959 @end
3960
3961 @interface CydiaObject : NSObject {
3962     _H<CyteWebViewController> indirect_;
3963     _transient id delegate_;
3964 }
3965
3966 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3967
3968 @end
3969
3970 @class CydiaObject;
3971
3972 @interface CydiaWebViewController : CyteWebViewController {
3973     _H<CydiaObject> cydia_;
3974 }
3975
3976 + (void) addDiversion:(Diversion *)diversion;
3977 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3978 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3979 - (void) setDelegate:(id)delegate;
3980
3981 @end
3982
3983 /* Web Scripting {{{ */
3984 @implementation CydiaObject
3985
3986 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3987     if ((self = [super init]) != nil) {
3988         indirect_ = (CyteWebViewController *) indirect;
3989     } return self;
3990 }
3991
3992 - (void) setDelegate:(id)delegate {
3993     delegate_ = delegate;
3994 }
3995
3996 + (NSArray *) _attributeKeys {
3997     return [NSArray arrayWithObjects:
3998         @"bbsnum",
3999         @"build",
4000         @"coreFoundationVersionNumber",
4001         @"device",
4002         @"ecid",
4003         @"firmware",
4004         @"hostname",
4005         @"idiom",
4006         @"mcc",
4007         @"mnc",
4008         @"model",
4009         @"operator",
4010         @"role",
4011         @"serial",
4012         @"token",
4013         @"version",
4014     nil];
4015 }
4016
4017 - (NSArray *) attributeKeys {
4018     return [[self class] _attributeKeys];
4019 }
4020
4021 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4022     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4023 }
4024
4025 - (NSString *) version {
4026     return Cydia_;
4027 }
4028
4029 - (NSString *) build {
4030     return System_;
4031 }
4032
4033 - (NSString *) coreFoundationVersionNumber {
4034     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4035 }
4036
4037 - (NSString *) device {
4038     return UniqueIdentifier();
4039 }
4040
4041 - (NSString *) firmware {
4042     return [[UIDevice currentDevice] systemVersion];
4043 }
4044
4045 - (NSString *) hostname {
4046     return [[UIDevice currentDevice] name];
4047 }
4048
4049 - (NSString *) idiom {
4050     return (id) Idiom_ ?: [NSNull null];
4051 }
4052
4053 - (NSString *) mcc {
4054     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4055         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4056     return nil;
4057 }
4058
4059 - (NSString *) mnc {
4060     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4061         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4062     return nil;
4063 }
4064
4065 - (NSString *) operator {
4066     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4067         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4068     return nil;
4069 }
4070
4071 - (NSString *) bbsnum {
4072     return (id) BBSNum_ ?: [NSNull null];
4073 }
4074
4075 - (NSString *) ecid {
4076     return (id) ChipID_ ?: [NSNull null];
4077 }
4078
4079 - (NSString *) serial {
4080     return SerialNumber_;
4081 }
4082
4083 - (NSString *) role {
4084     return (id) Role_ ?: [NSNull null];
4085 }
4086
4087 - (NSString *) model {
4088     return [NSString stringWithUTF8String:Machine_];
4089 }
4090
4091 - (NSString *) token {
4092     return (id) Token_ ?: [NSNull null];
4093 }
4094
4095 + (NSString *) webScriptNameForSelector:(SEL)selector {
4096     if (false);
4097     else if (selector == @selector(addBridgedHost:))
4098         return @"addBridgedHost";
4099     else if (selector == @selector(addInsecureHost:))
4100         return @"addInsecureHost";
4101     else if (selector == @selector(addInternalRedirect::))
4102         return @"addInternalRedirect";
4103     else if (selector == @selector(addPipelinedHost:scheme:))
4104         return @"addPipelinedHost";
4105     else if (selector == @selector(addSource:::))
4106         return @"addSource";
4107     else if (selector == @selector(addTokenHost:))
4108         return @"addTokenHost";
4109     else if (selector == @selector(addTrivialSource:))
4110         return @"addTrivialSource";
4111     else if (selector == @selector(close))
4112         return @"close";
4113     else if (selector == @selector(du:))
4114         return @"du";
4115     else if (selector == @selector(stringWithFormat:arguments:))
4116         return @"format";
4117     else if (selector == @selector(getAllSources))
4118         return @"getAllSources";
4119     else if (selector == @selector(getApplicationInfo:value:))
4120         return @"getApplicationInfoValue";
4121     else if (selector == @selector(getKernelNumber:))
4122         return @"getKernelNumber";
4123     else if (selector == @selector(getKernelString:))
4124         return @"getKernelString";
4125     else if (selector == @selector(getInstalledPackages))
4126         return @"getInstalledPackages";
4127     else if (selector == @selector(getIORegistryEntry::))
4128         return @"getIORegistryEntry";
4129     else if (selector == @selector(getLocaleIdentifier))
4130         return @"getLocaleIdentifier";
4131     else if (selector == @selector(getPreferredLanguages))
4132         return @"getPreferredLanguages";
4133     else if (selector == @selector(getPackageById:))
4134         return @"getPackageById";
4135     else if (selector == @selector(getMetadataKeys))
4136         return @"getMetadataKeys";
4137     else if (selector == @selector(getMetadataValue:))
4138         return @"getMetadataValue";
4139     else if (selector == @selector(getSessionValue:))
4140         return @"getSessionValue";
4141     else if (selector == @selector(installPackages:))
4142         return @"installPackages";
4143     else if (selector == @selector(isReachable:))
4144         return @"isReachable";
4145     else if (selector == @selector(localizedStringForKey:value:table:))
4146         return @"localize";
4147     else if (selector == @selector(popViewController:))
4148         return @"popViewController";
4149     else if (selector == @selector(refreshSources))
4150         return @"refreshSources";
4151     else if (selector == @selector(registerFrame:))
4152         return @"registerFrame";
4153     else if (selector == @selector(removeButton))
4154         return @"removeButton";
4155     else if (selector == @selector(saveConfig))
4156         return @"saveConfig";
4157     else if (selector == @selector(setMetadataValue::))
4158         return @"setMetadataValue";
4159     else if (selector == @selector(setSessionValue::))
4160         return @"setSessionValue";
4161     else if (selector == @selector(substitutePackageNames:))
4162         return @"substitutePackageNames";
4163     else if (selector == @selector(scrollToBottom:))
4164         return @"scrollToBottom";
4165     else if (selector == @selector(setAllowsNavigationAction:))
4166         return @"setAllowsNavigationAction";
4167     else if (selector == @selector(setBadgeValue:))
4168         return @"setBadgeValue";
4169     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4170         return @"setButtonImage";
4171     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4172         return @"setButtonTitle";
4173     else if (selector == @selector(setHidesBackButton:))
4174         return @"setHidesBackButton";
4175     else if (selector == @selector(setHidesNavigationBar:))
4176         return @"setHidesNavigationBar";
4177     else if (selector == @selector(setNavigationBarStyle:))
4178         return @"setNavigationBarStyle";
4179     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4180         return @"setNavigationBarTintColor";
4181     else if (selector == @selector(setPasteboardString:))
4182         return @"setPasteboardString";
4183     else if (selector == @selector(setPasteboardURL:))
4184         return @"setPasteboardURL";
4185     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4186         return @"setScrollAlwaysBounceVertical";
4187     else if (selector == @selector(setScrollIndicatorStyle:))
4188         return @"setScrollIndicatorStyle";
4189     else if (selector == @selector(setToken:))
4190         return @"setToken";
4191     else if (selector == @selector(setViewportWidth:))
4192         return @"setViewportWidth";
4193     else if (selector == @selector(statfs:))
4194         return @"statfs";
4195     else if (selector == @selector(supports:))
4196         return @"supports";
4197     else if (selector == @selector(unload))
4198         return @"unload";
4199     else
4200         return nil;
4201 }
4202
4203 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4204     return [self webScriptNameForSelector:selector] == nil;
4205 }
4206
4207 - (BOOL) supports:(NSString *)feature {
4208     return [feature isEqualToString:@"window.open"];
4209 }
4210
4211 - (void) unload {
4212     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4213 }
4214
4215 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4216     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4217 }
4218
4219 - (void) setScrollIndicatorStyle:(NSString *)style {
4220     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4221 }
4222
4223 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4224     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4225 }
4226
4227 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4228     char path[1024];
4229     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4230         return (id) [NSNull null];
4231     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4232     if (info == nil)
4233         return (id) [NSNull null];
4234     return [info objectForKey:key];
4235 }
4236
4237 - (NSNumber *) getKernelNumber:(NSString *)name {
4238     const char *string([name UTF8String]);
4239
4240     size_t size;
4241     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4242         return (id) [NSNull null];
4243
4244     if (size != sizeof(int))
4245         return (id) [NSNull null];
4246
4247     int value;
4248     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4249         return (id) [NSNull null];
4250
4251     return [NSNumber numberWithInt:value];
4252 }
4253
4254 - (NSString *) getKernelString:(NSString *)name {
4255     const char *string([name UTF8String]);
4256
4257     size_t size;
4258     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4259         return (id) [NSNull null];
4260
4261     char value[size + 1];
4262     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4263         return (id) [NSNull null];
4264
4265     // XXX: just in case you request something ludicrous
4266     value[size] = '\0';
4267
4268     return [NSString stringWithCString:value];
4269 }
4270
4271 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4272     NSObject *value(CYIOGetValue([path UTF8String], entry));
4273
4274     if (value != nil)
4275         if ([value isKindOfClass:[NSData class]])
4276             value = CYHex((NSData *) value);
4277
4278     return value;
4279 }
4280
4281 - (NSArray *) getMetadataKeys {
4282 @synchronized (Values_) {
4283     return [Values_ allKeys];
4284 } }
4285
4286 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4287     WebFrame *frame([iframe contentFrame]);
4288     [indirect_ registerFrame:frame];
4289 }
4290
4291 - (id) getMetadataValue:(NSString *)key {
4292 @synchronized (Values_) {
4293     return [Values_ objectForKey:key];
4294 } }
4295
4296 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4297 @synchronized (Values_) {
4298     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4299         [Values_ removeObjectForKey:key];
4300     else
4301         [Values_ setObject:value forKey:key];
4302
4303     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4304 } }
4305
4306 - (id) getSessionValue:(NSString *)key {
4307 @synchronized (SessionData_) {
4308     return [SessionData_ objectForKey:key];
4309 } }
4310
4311 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4312 @synchronized (SessionData_) {
4313     if (value == (id) [WebUndefined undefined])
4314         [SessionData_ removeObjectForKey:key];
4315     else
4316         [SessionData_ setObject:value forKey:key];
4317 } }
4318
4319 - (void) addBridgedHost:(NSString *)host {
4320 @synchronized (HostConfig_) {
4321     [BridgedHosts_ addObject:host];
4322 } }
4323
4324 - (void) addInsecureHost:(NSString *)host {
4325 @synchronized (HostConfig_) {
4326     [InsecureHosts_ addObject:host];
4327 } }
4328
4329 - (void) addTokenHost:(NSString *)host {
4330 @synchronized (HostConfig_) {
4331     [TokenHosts_ addObject:host];
4332 } }
4333
4334 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4335 @synchronized (HostConfig_) {
4336     if (scheme != (id) [WebUndefined undefined])
4337         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4338
4339     [PipelinedHosts_ addObject:host];
4340 } }
4341
4342 - (void) popViewController:(NSNumber *)value {
4343     if (value == (id) [WebUndefined undefined])
4344         value = [NSNumber numberWithBool:YES];
4345     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4346 }
4347
4348 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4349     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4350
4351     for (NSString *section in sections)
4352         [array addObject:section];
4353
4354     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4355         @"deb", @"Type",
4356         href, @"URI",
4357         distribution, @"Distribution",
4358         array, @"Sections",
4359     nil] waitUntilDone:NO];
4360 }
4361
4362 - (void) addTrivialSource:(NSString *)href {
4363     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4364 }
4365
4366 - (void) refreshSources {
4367     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4368 }
4369
4370 - (void) saveConfig {
4371     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4372 }
4373
4374 - (NSArray *) getAllSources {
4375     return [[Database sharedInstance] sources];
4376 }
4377
4378 - (NSArray *) getInstalledPackages {
4379     Database *database([Database sharedInstance]);
4380 @synchronized (database) {
4381     NSArray *packages([database packages]);
4382     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4383     for (Package *package in packages)
4384         if (![package uninstalled])
4385             [installed addObject:package];
4386     return installed;
4387 } }
4388
4389 - (Package *) getPackageById:(NSString *)id {
4390     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4391         [package parse];
4392         return package;
4393     } else
4394         return (Package *) [NSNull null];
4395 }
4396
4397 - (NSString *) getLocaleIdentifier {
4398     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4399 }
4400
4401 - (NSArray *) getPreferredLanguages {
4402     return Languages_;
4403 }
4404
4405 - (NSArray *) statfs:(NSString *)path {
4406     struct statfs stat;
4407
4408     if (path == nil || statfs([path UTF8String], &stat) == -1)
4409         return nil;
4410
4411     return [NSArray arrayWithObjects:
4412         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4413         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4414         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4415     nil];
4416 }
4417
4418 - (NSNumber *) du:(NSString *)path {
4419     NSNumber *value(nil);
4420
4421     int fds[2];
4422     _assert(pipe(fds) != -1);
4423
4424     pid_t pid(ExecFork());
4425     if (pid == 0) {
4426         _assert(dup2(fds[1], 1) != -1);
4427         _assert(close(fds[0]) != -1);
4428         _assert(close(fds[1]) != -1);
4429         /* XXX: this should probably not use du */
4430         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4431         exit(1);
4432     } else {
4433         _assert(close(fds[1]) != -1);
4434
4435         if (FILE *du = fdopen(fds[0], "r")) {
4436             char line[1024];
4437             while (fgets(line, sizeof(line), du) != NULL) {
4438                 size_t length(strlen(line));
4439                 while (length != 0 && line[length - 1] == '\n')
4440                     line[--length] = '\0';
4441                 if (char *tab = strchr(line, '\t')) {
4442                     *tab = '\0';
4443                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4444                 }
4445             }
4446
4447             fclose(du);
4448         } else
4449             _assert(close(fds[0]) != -1);
4450     } ReapZombie(pid);
4451
4452     return value;
4453 }
4454
4455 - (void) close {
4456     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4457 }
4458
4459 - (NSNumber *) isReachable:(NSString *)name {
4460     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4461 }
4462
4463 - (void) installPackages:(NSArray *)packages {
4464     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4465 }
4466
4467 - (NSString *) substitutePackageNames:(NSString *)message {
4468     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4469     for (size_t i(0), e([words count]); i != e; ++i) {
4470         NSString *word([words objectAtIndex:i]);
4471         if (Package *package = [[Database sharedInstance] packageWithName:word])
4472             [words replaceObjectAtIndex:i withObject:[package name]];
4473     }
4474
4475     return [words componentsJoinedByString:@" "];
4476 }
4477
4478 - (void) removeButton {
4479     [indirect_ removeButton];
4480 }
4481
4482 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4483     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4484 }
4485
4486 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4487     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4488 }
4489
4490 - (void) setBadgeValue:(id)value {
4491     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4492 }
4493
4494 - (void) setAllowsNavigationAction:(NSString *)value {
4495     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4496 }
4497
4498 - (void) setHidesBackButton:(NSString *)value {
4499     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4500 }
4501
4502 - (void) setHidesNavigationBar:(NSString *)value {
4503     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4504 }
4505
4506 - (void) setNavigationBarStyle:(NSString *)value {
4507     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4508 }
4509
4510 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4511     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4512     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4513     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4514 }
4515
4516 - (void) setPasteboardString:(NSString *)value {
4517     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4518 }
4519
4520 - (void) setPasteboardURL:(NSString *)value {
4521     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4522 }
4523
4524 - (void) _setToken:(NSString *)token {
4525     Token_ = token;
4526
4527     if (token == nil)
4528         [Metadata_ removeObjectForKey:@"Token"];
4529     else
4530         [Metadata_ setObject:Token_ forKey:@"Token"];
4531
4532     Changed_ = true;
4533 }
4534
4535 - (void) setToken:(NSString *)token {
4536     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4537 }
4538
4539 - (void) scrollToBottom:(NSNumber *)animated {
4540     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4541 }
4542
4543 - (void) setViewportWidth:(float)width {
4544     [indirect_ setViewportWidthOnMainThread:width];
4545 }
4546
4547 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4548     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4549     unsigned count([arguments count]);
4550     id values[count];
4551     for (unsigned i(0); i != count; ++i)
4552         values[i] = [arguments objectAtIndex:i];
4553     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4554 }
4555
4556 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4557     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4558         value = nil;
4559     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4560         table = nil;
4561     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4562 }
4563
4564 @end
4565 /* }}} */
4566
4567 @interface NSURL (CydiaSecure)
4568 @end
4569
4570 @implementation NSURL (CydiaSecure)
4571
4572 - (bool) isCydiaSecure {
4573     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4574         return true;
4575
4576     @synchronized (HostConfig_) {
4577         if ([InsecureHosts_ containsObject:[self host]])
4578             return true;
4579     }
4580
4581     return false;
4582 }
4583
4584 @end
4585
4586 /* Cydia Browser Controller {{{ */
4587 @implementation CydiaWebViewController
4588
4589 - (NSURL *) navigationURL {
4590     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4591 }
4592
4593 + (void) _initialize {
4594     [super _initialize];
4595
4596     Diversions_ = [NSMutableSet setWithCapacity:0];
4597 }
4598
4599 + (void) addDiversion:(Diversion *)diversion {
4600     [Diversions_ addObject:diversion];
4601 }
4602
4603 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4604     [super webView:view didClearWindowObject:window forFrame:frame];
4605     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4606 }
4607
4608 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4609     WebDataSource *source([frame dataSource]);
4610     NSURLResponse *response([source response]);
4611     NSURL *url([response URL]);
4612     NSString *scheme([[url scheme] lowercaseString]);
4613
4614     bool bridged(false);
4615
4616     @synchronized (HostConfig_) {
4617         if ([scheme isEqualToString:@"file"])
4618             bridged = true;
4619         else if ([scheme isEqualToString:@"https"])
4620             if ([BridgedHosts_ containsObject:[url host]])
4621                 bridged = true;
4622     }
4623
4624     if (bridged)
4625         [window setValue:cydia forKey:@"cydia"];
4626 }
4627
4628 - (void) _setupMail:(MFMailComposeViewController *)controller {
4629     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4630
4631     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4632     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4633 }
4634
4635 - (NSURL *) URLWithURL:(NSURL *)url {
4636     return [Diversion divertURL:url];
4637 }
4638
4639 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4640     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4641 }
4642
4643 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4644     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4645
4646     NSURL *url([copy URL]);
4647     NSString *href([url absoluteString]);
4648     NSString *host([url host]);
4649
4650     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4651         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4652             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4653             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4654         }
4655
4656         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4657         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4658
4659         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4660         return copy;
4661     }
4662
4663     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4664         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4665     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4666         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4667
4668     bool bridged;
4669     bool token;
4670
4671     @synchronized (HostConfig_) {
4672         bridged = [BridgedHosts_ containsObject:host];
4673         token = [TokenHosts_ containsObject:host];
4674     }
4675
4676     if ([url isCydiaSecure]) {
4677         if (bridged) {
4678             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4679                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4680         } else if (token) {
4681             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4682                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4683         }
4684     }
4685
4686     return copy;
4687 }
4688
4689 - (void) setDelegate:(id)delegate {
4690     [super setDelegate:delegate];
4691     [cydia_ setDelegate:delegate];
4692 }
4693
4694 - (NSString *) applicationNameForUserAgent {
4695     return UserAgent_;
4696 }
4697
4698 - (id) init {
4699     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4700         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4701     } return self;
4702 }
4703
4704 @end
4705
4706 @interface AppCacheController : CydiaWebViewController {
4707 }
4708
4709 @end
4710
4711 @implementation AppCacheController
4712
4713 - (void) didReceiveMemoryWarning {
4714     // XXX: this doesn't work
4715 }
4716
4717 - (bool) retainsNetworkActivityIndicator {
4718     return false;
4719 }
4720
4721 @end
4722 /* }}} */
4723
4724 // CydiaScript {{{
4725 @interface NSObject (CydiaScript)
4726 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4727 @end
4728
4729 @implementation NSObject (CydiaScript)
4730
4731 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4732     return self;
4733 }
4734
4735 @end
4736
4737 @implementation NSArray (CydiaScript)
4738
4739 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4740     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4741     for (size_t i(0), e([self count]); i != e; ++i)
4742         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4743     return object;
4744 }
4745
4746 @end
4747
4748 @implementation NSDictionary (CydiaScript)
4749
4750 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4751     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4752     for (id i in self)
4753         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4754     return object;
4755 }
4756
4757 @end
4758 // }}}
4759
4760 /* Confirmation Controller {{{ */
4761 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4762     if (!iterator.end())
4763         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4764             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4765                 continue;
4766             pkgCache::PkgIterator package(dep.TargetPkg());
4767             if (package.end())
4768                 continue;
4769             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4770                 return true;
4771         }
4772
4773     return false;
4774 }
4775
4776 @protocol ConfirmationControllerDelegate
4777 - (void) cancelAndClear:(bool)clear;
4778 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4779 - (void) queue;
4780 @end
4781
4782 @interface ConfirmationController : CydiaWebViewController {
4783     _transient Database *database_;
4784
4785     _H<UIAlertView> essential_;
4786
4787     _H<NSDictionary> changes_;
4788     _H<NSMutableArray> issues_;
4789     _H<NSDictionary> sizes_;
4790
4791     BOOL substrate_;
4792 }
4793
4794 - (id) initWithDatabase:(Database *)database;
4795
4796 @end
4797
4798 @implementation ConfirmationController
4799
4800 - (void) complete {
4801     if (substrate_)
4802         RestartSubstrate_ = true;
4803     [delegate_ confirmWithNavigationController:[self navigationController]];
4804 }
4805
4806 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4807     NSString *context([alert context]);
4808
4809     if ([context isEqualToString:@"remove"]) {
4810         if (button == [alert cancelButtonIndex])
4811             [self dismissModalViewControllerAnimated:YES];
4812         else if (button == [alert firstOtherButtonIndex]) {
4813             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4814         }
4815
4816         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4817     } else if ([context isEqualToString:@"unable"]) {
4818         [self dismissModalViewControllerAnimated:YES];
4819         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4820     } else {
4821         [super alertView:alert clickedButtonAtIndex:button];
4822     }
4823 }
4824
4825 - (void) _doContinue {
4826     [delegate_ cancelAndClear:NO];
4827     [self dismissModalViewControllerAnimated:YES];
4828 }
4829
4830 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4831     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4832     return nil;
4833 }
4834
4835 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4836     [super webView:view didClearWindowObject:window forFrame:frame];
4837
4838     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4839         (id) changes_, @"changes",
4840         (id) issues_, @"issues",
4841         (id) sizes_, @"sizes",
4842         self, @"queue",
4843     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4844 }
4845
4846 - (id) initWithDatabase:(Database *)database {
4847     if ((self = [super init]) != nil) {
4848         database_ = database;
4849
4850         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4851         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4852         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4853         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4854         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4855
4856         bool remove(false);
4857
4858         pkgCacheFile &cache([database_ cache]);
4859         NSArray *packages([database_ packages]);
4860         pkgDepCache::Policy *policy([database_ policy]);
4861
4862         issues_ = [NSMutableArray arrayWithCapacity:4];
4863
4864         for (Package *package in packages) {
4865             pkgCache::PkgIterator iterator([package iterator]);
4866             NSString *name([package id]);
4867
4868             if ([package broken]) {
4869                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4870
4871                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4872                     name, @"package",
4873                     reasons, @"reasons",
4874                 nil]];
4875
4876                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4877                 if (ver.end())
4878                     continue;
4879
4880                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4881                     pkgCache::DepIterator start;
4882                     pkgCache::DepIterator end;
4883                     dep.GlobOr(start, end); // ++dep
4884
4885                     if (!cache->IsImportantDep(end))
4886                         continue;
4887                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4888                         continue;
4889
4890                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4891
4892                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4893                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4894                         clauses, @"clauses",
4895                     nil]];
4896
4897                     _forever {
4898                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4899
4900                         pkgCache::PkgIterator target(start.TargetPkg());
4901                         if (target->ProvidesList != 0)
4902                             reason = @"missing";
4903                         else {
4904                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4905                             if (!ver.end()) {
4906                                 reason = @"installed";
4907                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4908                             } else if (!cache[target].CandidateVerIter(cache).end())
4909                                 reason = @"uninstalled";
4910                             else if (target->ProvidesList == 0)
4911                                 reason = @"uninstallable";
4912                             else
4913                                 reason = @"virtual";
4914                         }
4915
4916                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4917                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4918                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4919                         nil]);
4920
4921                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4922                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4923                             version, @"version",
4924                             reason, @"reason",
4925                             installed, @"installed",
4926                         nil]];
4927
4928                         // yes, seriously. (wtf?)
4929                         if (start == end)
4930                             break;
4931                         ++start;
4932                     }
4933                 }
4934             }
4935
4936             pkgDepCache::StateCache &state(cache[iterator]);
4937
4938             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4939
4940             if (state.NewInstall())
4941                 [installs addObject:name];
4942             // XXX: else if (state.Install())
4943             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4944                 [reinstalls addObject:name];
4945             // XXX: move before previous if
4946             else if (state.Upgrade())
4947                 [upgrades addObject:name];
4948             else if (state.Downgrade())
4949                 [downgrades addObject:name];
4950             else if (!state.Delete())
4951                 // XXX: _assert(state.Keep());
4952                 continue;
4953             else if (special_r(name))
4954                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4955                     [NSNull null], @"package",
4956                     [NSArray arrayWithObjects:
4957                         [NSDictionary dictionaryWithObjectsAndKeys:
4958                             @"Conflicts", @"relationship",
4959                             [NSArray arrayWithObjects:
4960                                 [NSDictionary dictionaryWithObjectsAndKeys:
4961                                     name, @"package",
4962                                     [NSNull null], @"version",
4963                                     @"installed", @"reason",
4964                                 nil],
4965                             nil], @"clauses",
4966                         nil],
4967                     nil], @"reasons",
4968                 nil]];
4969             else {
4970                 if ([package essential])
4971                     remove = true;
4972                 [removes addObject:name];
4973             }
4974
4975             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4976             substrate_ |= DepSubstrate(iterator.CurrentVer());
4977         }
4978
4979         if (!remove)
4980             essential_ = nil;
4981         else if (Advanced_) {
4982             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4983
4984             essential_ = [[[UIAlertView alloc]
4985                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4986                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4987                 delegate:self
4988                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4989                 otherButtonTitles:
4990                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4991                 nil
4992             ] autorelease];
4993
4994             [essential_ setContext:@"remove"];
4995             [essential_ setNumberOfRows:2];
4996         } else {
4997             essential_ = [[[UIAlertView alloc]
4998                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4999                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5000                 delegate:self
5001                 cancelButtonTitle:UCLocalize("OKAY")
5002                 otherButtonTitles:nil
5003             ] autorelease];
5004
5005             [essential_ setContext:@"unable"];
5006         }
5007
5008         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5009             installs, @"installs",
5010             reinstalls, @"reinstalls",
5011             upgrades, @"upgrades",
5012             downgrades, @"downgrades",
5013             removes, @"removes",
5014         nil];
5015
5016         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5017             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5018             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5019         nil];
5020
5021         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5022     } return self;
5023 }
5024
5025 - (UIBarButtonItem *) leftButton {
5026     return [[[UIBarButtonItem alloc]
5027         initWithTitle:UCLocalize("CANCEL")
5028         style:UIBarButtonItemStylePlain
5029         target:self
5030         action:@selector(cancelButtonClicked)
5031     ] autorelease];
5032 }
5033
5034 #if !AlwaysReload
5035 - (void) applyRightButton {
5036     if ([issues_ count] == 0 && ![self isLoading])
5037         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5038             initWithTitle:UCLocalize("CONFIRM")
5039             style:UIBarButtonItemStyleDone
5040             target:self
5041             action:@selector(confirmButtonClicked)
5042         ] autorelease]];
5043     else
5044         [[self navigationItem] setRightBarButtonItem:nil];
5045 }
5046 #endif
5047
5048 - (void) cancelButtonClicked {
5049     [delegate_ cancelAndClear:YES];
5050     [self dismissModalViewControllerAnimated:YES];
5051 }
5052
5053 #if !AlwaysReload
5054 - (void) confirmButtonClicked {
5055     if (essential_ != nil)
5056         [essential_ show];
5057     else
5058         [self complete];
5059 }
5060 #endif
5061
5062 @end
5063 /* }}} */
5064
5065 /* Progress Data {{{ */
5066 @interface CydiaProgressData : NSObject {
5067     _transient id delegate_;
5068
5069     bool running_;
5070     float percent_;
5071
5072     float current_;
5073     float total_;
5074     float speed_;
5075
5076     _H<NSMutableArray> events_;
5077     _H<NSString> title_;
5078
5079     _H<NSString> status_;
5080     _H<NSString> finish_;
5081 }
5082
5083 @end
5084
5085 @implementation CydiaProgressData
5086
5087 + (NSArray *) _attributeKeys {
5088     return [NSArray arrayWithObjects:
5089         @"current",
5090         @"events",
5091         @"finish",
5092         @"percent",
5093         @"running",
5094         @"speed",
5095         @"title",
5096         @"total",
5097     nil];
5098 }
5099
5100 - (NSArray *) attributeKeys {
5101     return [[self class] _attributeKeys];
5102 }
5103
5104 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5105     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5106 }
5107
5108 - (id) init {
5109     if ((self = [super init]) != nil) {
5110         events_ = [NSMutableArray arrayWithCapacity:32];
5111     } return self;
5112 }
5113
5114 - (id) delegate {
5115     return delegate_;
5116 }
5117
5118 - (void) setDelegate:(id)delegate {
5119     delegate_ = delegate;
5120 }
5121
5122 - (void) setPercent:(float)value {
5123     percent_ = value;
5124 }
5125
5126 - (NSNumber *) percent {
5127     return [NSNumber numberWithFloat:percent_];
5128 }
5129
5130 - (void) setCurrent:(float)value {
5131     current_ = value;
5132 }
5133
5134 - (NSNumber *) current {
5135     return [NSNumber numberWithFloat:current_];
5136 }
5137
5138 - (void) setTotal:(float)value {
5139     total_ = value;
5140 }
5141
5142 - (NSNumber *) total {
5143     return [NSNumber numberWithFloat:total_];
5144 }
5145
5146 - (void) setSpeed:(float)value {
5147     speed_ = value;
5148 }
5149
5150 - (NSNumber *) speed {
5151     return [NSNumber numberWithFloat:speed_];
5152 }
5153
5154 - (NSArray *) events {
5155     return events_;
5156 }
5157
5158 - (void) removeAllEvents {
5159     [events_ removeAllObjects];
5160 }
5161
5162 - (void) addEvent:(CydiaProgressEvent *)event {
5163     [events_ addObject:event];
5164 }
5165
5166 - (void) setTitle:(NSString *)text {
5167     title_ = text;
5168 }
5169
5170 - (NSString *) title {
5171     return title_;
5172 }
5173
5174 - (void) setFinish:(NSString *)text {
5175     finish_ = text;
5176 }
5177
5178 - (NSString *) finish {
5179     return (id) finish_ ?: [NSNull null];
5180 }
5181
5182 - (void) setRunning:(bool)running {
5183     running_ = running;
5184 }
5185
5186 - (NSNumber *) running {
5187     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5188 }
5189
5190 @end
5191 /* }}} */
5192 /* Progress Controller {{{ */
5193 @interface ProgressController : CydiaWebViewController <
5194     ProgressDelegate
5195 > {
5196     _transient Database *database_;
5197     _H<CydiaProgressData, 1> progress_;
5198     unsigned cancel_;
5199 }
5200
5201 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5202
5203 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5204
5205 - (void) setTitle:(NSString *)title;
5206 - (void) setCancellable:(bool)cancellable;
5207
5208 @end
5209
5210 @implementation ProgressController
5211
5212 - (void) dealloc {
5213     [database_ setProgressDelegate:nil];
5214     [super dealloc];
5215 }
5216
5217 - (UIBarButtonItem *) leftButton {
5218     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5219         initWithTitle:UCLocalize("CANCEL")
5220         style:UIBarButtonItemStylePlain
5221         target:self
5222         action:@selector(cancel)
5223     ] autorelease] : nil;
5224 }
5225
5226 - (void) updateCancel {
5227     [super applyLeftButton];
5228 }
5229
5230 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5231     if ((self = [super init]) != nil) {
5232         database_ = database;
5233         delegate_ = delegate;
5234
5235         [database_ setProgressDelegate:self];
5236
5237         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5238         [progress_ setDelegate:self];
5239
5240         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5241
5242         [scroller_ setBackgroundColor:[UIColor blackColor]];
5243
5244         [[self navigationItem] setHidesBackButton:YES];
5245
5246         [self updateCancel];
5247     } return self;
5248 }
5249
5250 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5251     [super webView:view didClearWindowObject:window forFrame:frame];
5252     [window setValue:progress_ forKey:@"cydiaProgress"];
5253 }
5254
5255 - (void) updateProgress {
5256     [self dispatchEvent:@"CydiaProgressUpdate"];
5257 }
5258
5259 - (void) viewWillAppear:(BOOL)animated {
5260     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5261     [super viewWillAppear:animated];
5262 }
5263
5264 - (void) reloadSpringBoard {
5265     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5266         system("/bin/launchctl stop com.apple.backboardd");
5267         sleep(15);
5268         system("/usr/bin/killall backboardd SpringBoard sbreload");
5269         return;
5270     }
5271
5272     pid_t pid(ExecFork());
5273     if (pid == 0) {
5274         if (setsid() == -1)
5275             perror("setsid");
5276
5277         pid_t pid(ExecFork());
5278         if (pid == 0) {
5279             execl("/usr/bin/sbreload", "sbreload", NULL);
5280             perror("sbreload");
5281
5282             exit(0);
5283         } ReapZombie(pid);
5284
5285         exit(0);
5286     } ReapZombie(pid);
5287
5288     sleep(15);
5289     system("/usr/bin/killall backboardd SpringBoard sbreload");
5290 }
5291
5292 - (void) close {
5293     UpdateExternalStatus(0);
5294
5295     if (Finish_ > 1)
5296         [delegate_ saveState];
5297
5298     switch (Finish_) {
5299         case 0:
5300             [delegate_ returnToCydia];
5301         break;
5302
5303         case 1:
5304             [delegate_ terminateWithSuccess];
5305             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5306                 [delegate_ suspendWithAnimation:YES];
5307             else
5308                 [delegate_ suspend];*/
5309         break;
5310
5311         case 2:
5312             _trace();
5313             goto reload;
5314
5315         case 3:
5316             _trace();
5317             goto reload;
5318
5319         reload: {
5320             UIProgressHUD *hud([delegate_ addProgressHUD]);
5321             [hud setText:UCLocalize("LOADING")];
5322             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5323             return;
5324         }
5325
5326         case 4:
5327             _trace();
5328             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5329                 SBReboot(SBSSpringBoardServerPort());
5330             else
5331                 reboot2(RB_AUTOBOOT);
5332         break;
5333     }
5334
5335     [super close];
5336 }
5337
5338 - (void) setTitle:(NSString *)title {
5339     [progress_ setTitle:title];
5340     [self updateProgress];
5341 }
5342
5343 - (UIBarButtonItem *) rightButton {
5344     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5345         initWithTitle:UCLocalize("CLOSE")
5346         style:UIBarButtonItemStylePlain
5347         target:self
5348         action:@selector(close)
5349     ] autorelease];
5350 }
5351
5352 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5353     UpdateExternalStatus(1);
5354
5355     [progress_ setRunning:true];
5356     [self setTitle:title];
5357     // implicit updateProgress
5358
5359     SHA1SumValue notifyconf; {
5360         FileFd file;
5361         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5362             _error->Discard();
5363         else {
5364             MMap mmap(file, MMap::ReadOnly);
5365             SHA1Summation sha1;
5366             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5367             notifyconf = sha1.Result();
5368         }
5369     }
5370
5371     SHA1SumValue springlist; {
5372         FileFd file;
5373         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5374             _error->Discard();
5375         else {
5376             MMap mmap(file, MMap::ReadOnly);
5377             SHA1Summation sha1;
5378             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5379             springlist = sha1.Result();
5380         }
5381     }
5382
5383     if (invocation != nil) {
5384         [invocation yieldToSelector:@selector(invoke)];
5385         [self setTitle:@"COMPLETE"];
5386     }
5387
5388     if (Finish_ < 4) {
5389         FileFd file;
5390         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5391             _error->Discard();
5392         else {
5393             MMap mmap(file, MMap::ReadOnly);
5394             SHA1Summation sha1;
5395             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5396             if (!(notifyconf == sha1.Result()))
5397                 Finish_ = 4;
5398         }
5399     }
5400
5401     if (Finish_ < 3) {
5402         FileFd file;
5403         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5404             _error->Discard();
5405         else {
5406             MMap mmap(file, MMap::ReadOnly);
5407             SHA1Summation sha1;
5408             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5409             if (!(springlist == sha1.Result()))
5410                 Finish_ = 3;
5411         }
5412     }
5413
5414     if (Finish_ < 2) {
5415         if (RestartSubstrate_)
5416             Finish_ = 2;
5417     }
5418
5419     RestartSubstrate_ = false;
5420
5421     switch (Finish_) {
5422         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5423         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5424         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5425         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5426         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5427     }
5428
5429     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5430
5431     [progress_ setRunning:false];
5432     [self updateProgress];
5433
5434     [self applyRightButton];
5435 }
5436
5437 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5438     [progress_ addEvent:event];
5439     [self updateProgress];
5440 }
5441
5442 - (bool) isProgressCancelled {
5443     return cancel_ == 2;
5444 }
5445
5446 - (void) cancel {
5447     cancel_ = 2;
5448     [self updateCancel];
5449 }
5450
5451 - (void) setCancellable:(bool)cancellable {
5452     unsigned cancel(cancel_);
5453
5454     if (!cancellable)
5455         cancel_ = 0;
5456     else if (cancel_ == 0)
5457         cancel_ = 1;
5458
5459     if (cancel != cancel_)
5460         [self updateCancel];
5461 }
5462
5463 - (void) setProgressCancellable:(NSNumber *)cancellable {
5464     [self setCancellable:[cancellable boolValue]];
5465 }
5466
5467 - (void) setProgressPercent:(NSNumber *)percent {
5468     [progress_ setPercent:[percent floatValue]];
5469     [self updateProgress];
5470 }
5471
5472 - (void) setProgressStatus:(NSDictionary *)status {
5473     if (status == nil) {
5474         [progress_ setCurrent:0];
5475         [progress_ setTotal:0];
5476         [progress_ setSpeed:0];
5477     } else {
5478         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5479
5480         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5481         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5482         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5483     }
5484
5485     [self updateProgress];
5486 }
5487
5488 @end
5489 /* }}} */
5490
5491 /* Package Cell {{{ */
5492 @interface PackageCell : CyteTableViewCell <
5493     CyteTableViewCellDelegate
5494 > {
5495     _H<UIImage> icon_;
5496     _H<NSString> name_;
5497     _H<NSString> description_;
5498     bool commercial_;
5499     _H<NSString> source_;
5500     _H<UIImage> badge_;
5501     _H<UIImage> placard_;
5502     bool summarized_;
5503 }
5504
5505 - (PackageCell *) init;
5506 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5507
5508 - (void) drawContentRect:(CGRect)rect;
5509
5510 @end
5511
5512 @implementation PackageCell
5513
5514 - (PackageCell *) init {
5515     CGRect frame(CGRectMake(0, 0, 320, 74));
5516     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5517         UIView *content([self contentView]);
5518         CGRect bounds([content bounds]);
5519
5520         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5521         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5522         [content addSubview:content_];
5523
5524         [content_ setDelegate:self];
5525         [content_ setOpaque:YES];
5526     } return self;
5527 }
5528
5529 - (NSString *) accessibilityLabel {
5530     return name_;
5531 }
5532
5533 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5534     summarized_ = summary;
5535
5536     icon_ = nil;
5537     name_ = nil;
5538     description_ = nil;
5539     source_ = nil;
5540     badge_ = nil;
5541     placard_ = nil;
5542
5543     if (package == nil)
5544         [content_ setBackgroundColor:[UIColor whiteColor]];
5545     else {
5546         [package parse];
5547
5548         Source *source = [package source];
5549
5550         icon_ = [package icon];
5551
5552         if (NSString *name = [package name])
5553             name_ = [NSString stringWithString:name];
5554
5555         if (NSString *description = [package shortDescription])
5556             description_ = [NSString stringWithString:description];
5557
5558         commercial_ = [package isCommercial];
5559
5560         NSString *label = nil;
5561         bool trusted = false;
5562
5563         if (source != nil) {
5564             label = [source label];
5565             trusted = [source trusted];
5566         } else if ([[package id] isEqualToString:@"firmware"])
5567             label = UCLocalize("APPLE");
5568         else
5569             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5570
5571         NSString *from(label);
5572
5573         NSString *section = [package simpleSection];
5574         if (section != nil && ![section isEqualToString:label]) {
5575             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5576             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5577         }
5578
5579         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5580
5581         if (NSString *purpose = [package primaryPurpose])
5582             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5583
5584         UIColor *color;
5585         NSString *placard;
5586
5587         if (NSString *mode = [package mode]) {
5588             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5589                 color = RemovingColor_;
5590                 placard = @"removing";
5591             } else {
5592                 color = InstallingColor_;
5593                 placard = @"installing";
5594             }
5595         } else {
5596             color = [UIColor whiteColor];
5597
5598             if ([package installed] != nil)
5599                 placard = @"installed";
5600             else
5601                 placard = nil;
5602         }
5603
5604         [content_ setBackgroundColor:color];
5605
5606         if (placard != nil)
5607             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5608     }
5609
5610     [self setNeedsDisplay];
5611     [content_ setNeedsDisplay];
5612 }
5613
5614 - (void) drawSummaryContentRect:(CGRect)rect {
5615     bool highlighted(highlighted_);
5616     float width([self bounds].size.width);
5617
5618     if (icon_ != nil) {
5619         CGRect rect;
5620         rect.size = [(UIImage *) icon_ size];
5621
5622         while (rect.size.width > 16 || rect.size.height > 16) {
5623             rect.size.width /= 2;
5624             rect.size.height /= 2;
5625         }
5626
5627         rect.origin.x = 19 - rect.size.width / 2;
5628         rect.origin.y = 19 - rect.size.height / 2;
5629
5630         [icon_ drawInRect:rect];
5631     }
5632
5633     if (badge_ != nil) {
5634         CGRect rect;
5635         rect.size = [(UIImage *) badge_ size];
5636
5637         rect.size.width /= 4;
5638         rect.size.height /= 4;
5639
5640         rect.origin.x = 25 - rect.size.width / 2;
5641         rect.origin.y = 25 - rect.size.height / 2;
5642
5643         [badge_ drawInRect:rect];
5644     }
5645
5646     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5647         UISetColor(White_);
5648
5649     if (!highlighted)
5650         UISetColor(commercial_ ? Purple_ : Black_);
5651     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5652
5653     if (placard_ != nil)
5654         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5655 }
5656
5657 - (void) drawNormalContentRect:(CGRect)rect {
5658     bool highlighted(highlighted_);
5659     float width([self bounds].size.width);
5660
5661     if (icon_ != nil) {
5662         CGRect rect;
5663         rect.size = [(UIImage *) icon_ size];
5664
5665         while (rect.size.width > 32 || rect.size.height > 32) {
5666             rect.size.width /= 2;
5667             rect.size.height /= 2;
5668         }
5669
5670         rect.origin.x = 25 - rect.size.width / 2;
5671         rect.origin.y = 25 - rect.size.height / 2;
5672
5673         [icon_ drawInRect:rect];
5674     }
5675
5676     if (badge_ != nil) {
5677         CGRect rect;
5678         rect.size = [(UIImage *) badge_ size];
5679
5680         rect.size.width /= 2;
5681         rect.size.height /= 2;
5682
5683         rect.origin.x = 36 - rect.size.width / 2;
5684         rect.origin.y = 36 - rect.size.height / 2;
5685
5686         [badge_ drawInRect:rect];
5687     }
5688
5689     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5690         UISetColor(White_);
5691
5692     if (!highlighted)
5693         UISetColor(commercial_ ? Purple_ : Black_);
5694     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5695     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5696
5697     if (!highlighted)
5698         UISetColor(commercial_ ? Purplish_ : Gray_);
5699     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5700
5701     if (placard_ != nil)
5702         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5703 }
5704
5705 - (void) drawContentRect:(CGRect)rect {
5706     if (summarized_)
5707         [self drawSummaryContentRect:rect];
5708     else
5709         [self drawNormalContentRect:rect];
5710 }
5711
5712 @end
5713 /* }}} */
5714 /* Section Cell {{{ */
5715 @interface SectionCell : CyteTableViewCell <
5716     CyteTableViewCellDelegate
5717 > {
5718     _H<NSString> basic_;
5719     _H<NSString> section_;
5720     _H<NSString> name_;
5721     _H<NSString> count_;
5722     _H<UIImage> icon_;
5723     _H<UISwitch> switch_;
5724     BOOL editing_;
5725 }
5726
5727 - (void) setSection:(Section *)section editing:(BOOL)editing;
5728
5729 @end
5730
5731 @implementation SectionCell
5732
5733 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5734     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5735         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5736         // XXX: this initial frame is wrong, but is fixed later
5737         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5738         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5739
5740         UIView *content([self contentView]);
5741         CGRect bounds([content bounds]);
5742
5743         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5744         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5745         [content addSubview:content_];
5746         [content_ setBackgroundColor:[UIColor whiteColor]];
5747
5748         [content_ setDelegate:self];
5749     } return self;
5750 }
5751
5752 - (void) onSwitch:(id)sender {
5753     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5754     if (metadata == nil) {
5755         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5756         [Sections_ setObject:metadata forKey:basic_];
5757     }
5758
5759     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5760     Changed_ = true;
5761 }
5762
5763 - (void) setSection:(Section *)section editing:(BOOL)editing {
5764     if (editing != editing_) {
5765         if (editing_)
5766             [switch_ removeFromSuperview];
5767         else
5768             [self addSubview:switch_];
5769         editing_ = editing;
5770     }
5771
5772     basic_ = nil;
5773     section_ = nil;
5774     name_ = nil;
5775     count_ = nil;
5776
5777     if (section == nil) {
5778         name_ = UCLocalize("ALL_PACKAGES");
5779         count_ = nil;
5780     } else {
5781         basic_ = [section name];
5782         section_ = [section localized];
5783
5784         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5785         count_ = [NSString stringWithFormat:@"%d", [section count]];
5786
5787         if (editing_)
5788             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5789     }
5790
5791     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5792     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5793
5794     [content_ setNeedsDisplay];
5795 }
5796
5797 - (void) setFrame:(CGRect)frame {
5798     [super setFrame:frame];
5799
5800     CGRect rect([switch_ frame]);
5801     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5802 }
5803
5804 - (NSString *) accessibilityLabel {
5805     return name_;
5806 }
5807
5808 - (void) drawContentRect:(CGRect)rect {
5809     bool highlighted(highlighted_ && !editing_);
5810
5811     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
5812
5813     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5814         UISetColor(White_);
5815
5816     float width(rect.size.width);
5817     if (editing_)
5818         width -= 9 + [switch_ frame].size.width;
5819
5820     if (!highlighted)
5821         UISetColor(Black_);
5822     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:UILineBreakModeTailTruncation];
5823
5824     CGSize size = [count_ sizeWithFont:Font14_];
5825
5826     UISetColor(Folder_);
5827     if (count_ != nil)
5828         [count_ drawAtPoint:CGPointMake(10 + (30 - size.width) / 2, 18) withFont:Font12Bold_];
5829 }
5830
5831 @end
5832 /* }}} */
5833
5834 /* File Table {{{ */
5835 @interface FileTable : CyteViewController <
5836     UITableViewDataSource,
5837     UITableViewDelegate
5838 > {
5839     _transient Database *database_;
5840     _H<Package> package_;
5841     _H<NSString> name_;
5842     _H<NSMutableArray> files_;
5843     _H<UITableView, 2> list_;
5844 }
5845
5846 - (id) initWithDatabase:(Database *)database;
5847 - (void) setPackage:(Package *)package;
5848
5849 @end
5850
5851 @implementation FileTable
5852
5853 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5854     return files_ == nil ? 0 : [files_ count];
5855 }
5856
5857 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5858     return 24.0f;
5859 }*/
5860
5861 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5862     static NSString *reuseIdentifier = @"Cell";
5863
5864     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5865     if (cell == nil) {
5866         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5867         [cell setFont:[UIFont systemFontOfSize:16]];
5868     }
5869     [cell setText:[files_ objectAtIndex:indexPath.row]];
5870     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5871
5872     return cell;
5873 }
5874
5875 - (NSURL *) navigationURL {
5876     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5877 }
5878
5879 - (void) loadView {
5880     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5881     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5882     [list_ setRowHeight:24.0f];
5883     [(UITableView *) list_ setDataSource:self];
5884     [list_ setDelegate:self];
5885     [self setView:list_];
5886 }
5887
5888 - (void) viewDidLoad {
5889     [super viewDidLoad];
5890
5891     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5892 }
5893
5894 - (void) releaseSubviews {
5895     list_ = nil;
5896
5897     package_ = nil;
5898     files_ = nil;
5899
5900     [super releaseSubviews];
5901 }
5902
5903 - (id) initWithDatabase:(Database *)database {
5904     if ((self = [super init]) != nil) {
5905         database_ = database;
5906     } return self;
5907 }
5908
5909 - (void) setPackage:(Package *)package {
5910     package_ = nil;
5911     name_ = nil;
5912
5913     files_ = [NSMutableArray arrayWithCapacity:32];
5914
5915     if (package != nil) {
5916         package_ = package;
5917         name_ = [package id];
5918
5919         if (NSArray *files = [package files])
5920             [files_ addObjectsFromArray:files];
5921
5922         if ([files_ count] != 0) {
5923             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5924                 [files_ removeObjectAtIndex:0];
5925             [files_ sortUsingSelector:@selector(compareByPath:)];
5926
5927             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5928             [stack addObject:@"/"];
5929
5930             for (int i(0), e([files_ count]); i != e; ++i) {
5931                 NSString *file = [files_ objectAtIndex:i];
5932                 while (![file hasPrefix:[stack lastObject]])
5933                     [stack removeLastObject];
5934                 NSString *directory = [stack lastObject];
5935                 [stack addObject:[file stringByAppendingString:@"/"]];
5936                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5937                     ([stack count] - 2) * 3, "",
5938                     [file substringFromIndex:[directory length]]
5939                 ]];
5940             }
5941         }
5942     }
5943
5944     [list_ reloadData];
5945 }
5946
5947 - (void) reloadData {
5948     [super reloadData];
5949
5950     [self setPackage:[database_ packageWithName:name_]];
5951 }
5952
5953 @end
5954 /* }}} */
5955 /* Package Controller {{{ */
5956 @interface CYPackageController : CydiaWebViewController <
5957     UIActionSheetDelegate
5958 > {
5959     _transient Database *database_;
5960     _H<Package> package_;
5961     _H<NSString> name_;
5962     bool commercial_;
5963     _H<NSMutableArray> buttons_;
5964     _H<UIBarButtonItem> button_;
5965 }
5966
5967 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5968
5969 @end
5970
5971 @implementation CYPackageController
5972
5973 - (NSURL *) navigationURL {
5974     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5975 }
5976
5977 /* XXX: this is not safe at all... localization of /fail/ */
5978 - (void) _clickButtonWithName:(NSString *)name {
5979     if ([name isEqualToString:UCLocalize("CLEAR")])
5980         [delegate_ clearPackage:package_];
5981     else if ([name isEqualToString:UCLocalize("INSTALL")])
5982         [delegate_ installPackage:package_];
5983     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5984         [delegate_ installPackage:package_];
5985     else if ([name isEqualToString:UCLocalize("REMOVE")])
5986         [delegate_ removePackage:package_];
5987     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5988         [delegate_ installPackage:package_];
5989     else _assert(false);
5990 }
5991
5992 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5993     NSString *context([sheet context]);
5994
5995     if ([context isEqualToString:@"modify"]) {
5996         if (button != [sheet cancelButtonIndex]) {
5997             NSString *buttonName = [buttons_ objectAtIndex:button];
5998             [self _clickButtonWithName:buttonName];
5999         }
6000
6001         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6002     }
6003 }
6004
6005 - (bool) _allowJavaScriptPanel {
6006     return commercial_;
6007 }
6008
6009 #if !AlwaysReload
6010 - (void) _customButtonClicked {
6011     int count([buttons_ count]);
6012     if (count == 0)
6013         return;
6014
6015     if (count == 1)
6016         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6017     else {
6018         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6019         [buttons addObjectsFromArray:buttons_];
6020
6021         UIActionSheet *sheet = [[[UIActionSheet alloc]
6022             initWithTitle:nil
6023             delegate:self
6024             cancelButtonTitle:nil
6025             destructiveButtonTitle:nil
6026             otherButtonTitles:nil
6027         ] autorelease];
6028
6029         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6030         if (!IsWildcat_) {
6031            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6032            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6033         }
6034         [sheet setContext:@"modify"];
6035
6036         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6037     }
6038 }
6039
6040 - (void) reloadButtonClicked {
6041     if (commercial_ && function_ == nil && [package_ uninstalled])
6042         return;
6043     [self customButtonClicked];
6044 }
6045
6046 - (void) applyLoadingTitle {
6047     // Don't show "Loading" as the title. Ever.
6048 }
6049
6050 - (UIBarButtonItem *) rightButton {
6051     return button_;
6052 }
6053 #endif
6054
6055 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6056     if ((self = [super init]) != nil) {
6057         database_ = database;
6058         buttons_ = [NSMutableArray arrayWithCapacity:4];
6059         name_ = name == nil ? @"" : [NSString stringWithString:name];
6060         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6061     } return self;
6062 }
6063
6064 - (void) reloadData {
6065     [super reloadData];
6066
6067     package_ = [database_ packageWithName:name_];
6068
6069     [buttons_ removeAllObjects];
6070
6071     if (package_ != nil) {
6072         [(Package *) package_ parse];
6073
6074         commercial_ = [package_ isCommercial];
6075
6076         if ([package_ mode] != nil)
6077             [buttons_ addObject:UCLocalize("CLEAR")];
6078         if ([package_ source] == nil);
6079         else if ([package_ upgradableAndEssential:NO])
6080             [buttons_ addObject:UCLocalize("UPGRADE")];
6081         else if ([package_ uninstalled])
6082             [buttons_ addObject:UCLocalize("INSTALL")];
6083         else
6084             [buttons_ addObject:UCLocalize("REINSTALL")];
6085         if (![package_ uninstalled])
6086             [buttons_ addObject:UCLocalize("REMOVE")];
6087     }
6088
6089     NSString *title;
6090     switch ([buttons_ count]) {
6091         case 0: title = nil; break;
6092         case 1: title = [buttons_ objectAtIndex:0]; break;
6093         default: title = UCLocalize("MODIFY"); break;
6094     }
6095
6096     button_ = [[[UIBarButtonItem alloc]
6097         initWithTitle:title
6098         style:UIBarButtonItemStylePlain
6099         target:self
6100         action:@selector(customButtonClicked)
6101     ] autorelease];
6102 }
6103
6104 - (bool) isLoading {
6105     return commercial_ ? [super isLoading] : false;
6106 }
6107
6108 @end
6109 /* }}} */
6110
6111 /* Package List Controller {{{ */
6112 @interface PackageListController : CyteViewController <
6113     UITableViewDataSource,
6114     UITableViewDelegate
6115 > {
6116     _transient Database *database_;
6117     unsigned era_;
6118     _H<NSArray> packages_;
6119     _H<NSMutableArray> sections_;
6120     _H<UITableView, 2> list_;
6121     _H<NSMutableArray> index_;
6122     _H<NSMutableDictionary> indices_;
6123     _H<NSString> title_;
6124     unsigned reloading_;
6125 }
6126
6127 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6128 - (void) setDelegate:(id)delegate;
6129 - (void) resetCursor;
6130 - (void) clearData;
6131
6132 @end
6133
6134 @implementation PackageListController
6135
6136 - (NSURL *) referrerURL {
6137     return [self navigationURL];
6138 }
6139
6140 - (bool) isSummarized {
6141     return false;
6142 }
6143
6144 - (bool) showsSections {
6145     return true;
6146 }
6147
6148 - (void) deselectWithAnimation:(BOOL)animated {
6149     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6150 }
6151
6152 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6153     CGRect base = [[self view] bounds];
6154     base.size.height -= bounds.size.height;
6155     base.origin = [list_ frame].origin;
6156
6157     [UIView beginAnimations:nil context:NULL];
6158     [UIView setAnimationBeginsFromCurrentState:YES];
6159     [UIView setAnimationCurve:curve];
6160     [UIView setAnimationDuration:duration];
6161     [list_ setFrame:base];
6162     [UIView commitAnimations];
6163 }
6164
6165 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6166     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6167 }
6168
6169 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6170     [self resizeForKeyboardBounds:bounds duration:0];
6171 }
6172
6173 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6174     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6175         *curve = UIViewAnimationCurveEaseInOut;
6176     else
6177         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6178
6179     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6180         *duration = 0.3;
6181     else
6182         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6183 }
6184
6185 - (void) keyboardWillShow:(NSNotification *)notification {
6186     CGRect bounds;
6187     CGPoint center;
6188     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6189     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6190
6191     NSTimeInterval duration;
6192     UIViewAnimationCurve curve;
6193     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6194
6195     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);
6196     UIViewController *base = self;
6197     while ([base parentOrPresentingViewController] != nil)
6198         base = [base parentOrPresentingViewController];
6199     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6200     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6201
6202     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6203         intersection.size.height += CYStatusBarHeight();
6204
6205     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6206 }
6207
6208 - (void) keyboardWillHide:(NSNotification *)notification {
6209     NSTimeInterval duration;
6210     UIViewAnimationCurve curve;
6211     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6212
6213     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6214 }
6215
6216 - (void) viewWillAppear:(BOOL)animated {
6217     [super viewWillAppear:animated];
6218
6219     [self resizeForKeyboardBounds:CGRectZero];
6220     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6221     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6222 }
6223
6224 - (void) viewWillDisappear:(BOOL)animated {
6225     [super viewWillDisappear:animated];
6226
6227     [self resizeForKeyboardBounds:CGRectZero];
6228     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6229     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6230 }
6231
6232 - (void) viewDidAppear:(BOOL)animated {
6233     [super viewDidAppear:animated];
6234     [self deselectWithAnimation:animated];
6235 }
6236
6237 - (void) didSelectPackage:(Package *)package {
6238     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6239     [view setDelegate:delegate_];
6240     [[self navigationController] pushViewController:view animated:YES];
6241 }
6242
6243 #if TryIndexedCollation
6244 + (BOOL) hasIndexedCollation {
6245     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6246 }
6247 #endif
6248
6249 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6250     NSInteger count([sections_ count]);
6251     return count == 0 ? 1 : count;
6252 }
6253
6254 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6255     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6256         return nil;
6257     return [[sections_ objectAtIndex:section] name];
6258 }
6259
6260 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6261     if ([sections_ count] == 0)
6262         return 0;
6263     return [[sections_ objectAtIndex:section] count];
6264 }
6265
6266 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6267 @synchronized (database_) {
6268     if ([database_ era] != era_)
6269         return nil;
6270
6271     Section *section([sections_ objectAtIndex:[path section]]);
6272     NSInteger row([path row]);
6273     Package *package([packages_ objectAtIndex:([section row] + row)]);
6274     return [[package retain] autorelease];
6275 } }
6276
6277 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6278     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6279     if (cell == nil)
6280         cell = [[[PackageCell alloc] init] autorelease];
6281
6282     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6283     [cell setPackage:package asSummary:[self isSummarized]];
6284     return cell;
6285 }
6286
6287 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6288     Package *package([self packageAtIndexPath:path]);
6289     package = [database_ packageWithName:[package id]];
6290     [self didSelectPackage:package];
6291 }
6292
6293 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6294     if (![self showsSections])
6295         return nil;
6296
6297     return index_;
6298 }
6299
6300 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6301 #if TryIndexedCollation
6302     if ([[self class] hasIndexedCollation]) {
6303         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6304     }
6305 #endif
6306
6307     return index;
6308 }
6309
6310 - (void) updateHeight {
6311     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6312 }
6313
6314 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6315     if ((self = [super init]) != nil) {
6316         database_ = database;
6317         title_ = [title copy];
6318         [[self navigationItem] setTitle:title_];
6319     } return self;
6320 }
6321
6322 - (void) loadView {
6323     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6324     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6325     [self setView:view];
6326
6327     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6328     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6329     [view addSubview:list_];
6330
6331     // XXX: is 20 the most optimal number here?
6332     [list_ setSectionIndexMinimumDisplayRowCount:20];
6333
6334     [(UITableView *) list_ setDataSource:self];
6335     [list_ setDelegate:self];
6336
6337     [self updateHeight];
6338 }
6339
6340 - (void) releaseSubviews {
6341     list_ = nil;
6342
6343     packages_ = nil;
6344     sections_ = nil;
6345     index_ = nil;
6346     indices_ = nil;
6347
6348     [super releaseSubviews];
6349 }
6350
6351 - (void) setDelegate:(id)delegate {
6352     delegate_ = delegate;
6353 }
6354
6355 - (bool) shouldYield {
6356     return false;
6357 }
6358
6359 - (bool) shouldBlock {
6360     return false;
6361 }
6362
6363 - (NSMutableArray *) _reloadPackages {
6364 @synchronized (database_) {
6365     era_ = [database_ era];
6366     NSArray *packages([database_ packages]);
6367
6368     return [NSMutableArray arrayWithArray:packages];
6369 } }
6370
6371 - (void) _reloadData {
6372     if (reloading_ != 0) {
6373         reloading_ = 2;
6374         return;
6375     }
6376
6377     NSArray *packages;
6378
6379   reload:
6380     if ([self shouldYield]) {
6381         do {
6382             UIProgressHUD *hud;
6383
6384             if (![self shouldBlock])
6385                 hud = nil;
6386             else {
6387                 hud = [delegate_ addProgressHUD];
6388                 [hud setText:UCLocalize("LOADING")];
6389             }
6390
6391             reloading_ = 1;
6392             packages = [self yieldToSelector:@selector(_reloadPackages)];
6393
6394             if (hud != nil)
6395                 [delegate_ removeProgressHUD:hud];
6396         } while (reloading_ == 2);
6397     } else {
6398         packages = [self _reloadPackages];
6399     }
6400
6401 @synchronized (database_) {
6402     if (era_ != [database_ era])
6403         goto reload;
6404     reloading_ = 0;
6405
6406     packages_ = packages;
6407
6408     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6409     sections_ = [NSMutableArray arrayWithCapacity:16];
6410
6411     Section *section = nil;
6412
6413 #if TryIndexedCollation
6414     if ([[self class] hasIndexedCollation]) {
6415         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6416
6417         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6418         NSArray *titles = [collation sectionIndexTitles];
6419         int secidx = -1;
6420
6421         _profile(PackageTable$reloadData$Section)
6422             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6423                 Package *package;
6424                 int index;
6425
6426                 _profile(PackageTable$reloadData$Section$Package)
6427                     package = [packages_ objectAtIndex:offset];
6428                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6429                 _end
6430
6431                 while (secidx < index) {
6432                     secidx += 1;
6433
6434                     _profile(PackageTable$reloadData$Section$Allocate)
6435                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6436                     _end
6437
6438                     _profile(PackageTable$reloadData$Section$Add)
6439                         [sections_ addObject:section];
6440                     _end
6441                 }
6442
6443                 [section addToCount];
6444             }
6445         _end
6446     } else
6447 #endif
6448     {
6449         index_ = [NSMutableArray arrayWithCapacity:32];
6450
6451         bool sectioned([self showsSections]);
6452         if (!sectioned) {
6453             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6454             [sections_ addObject:section];
6455         }
6456
6457         _profile(PackageTable$reloadData$Section)
6458             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6459                 Package *package;
6460                 unichar index;
6461
6462                 _profile(PackageTable$reloadData$Section$Package)
6463                     package = [packages_ objectAtIndex:offset];
6464                     index = [package index];
6465                 _end
6466
6467                 if (sectioned && (section == nil || [section index] != index)) {
6468                     _profile(PackageTable$reloadData$Section$Allocate)
6469                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6470                     _end
6471
6472                     [index_ addObject:[section name]];
6473                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6474
6475                     _profile(PackageTable$reloadData$Section$Add)
6476                         [sections_ addObject:section];
6477                     _end
6478                 }
6479
6480                 [section addToCount];
6481             }
6482         _end
6483     }
6484
6485     [self updateHeight];
6486
6487     _profile(PackageTable$reloadData$List)
6488         [(UITableView *) list_ setDataSource:self];
6489         [list_ reloadData];
6490     _end
6491 } }
6492
6493 - (void) reloadData {
6494     [super reloadData];
6495
6496     if ([self shouldYield])
6497         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6498     else
6499         [self _reloadData];
6500 }
6501
6502 - (void) resetCursor {
6503     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6504 }
6505
6506 - (void) clearData {
6507     [self updateHeight];
6508
6509     [list_ setDataSource:nil];
6510     [list_ reloadData];
6511
6512     [self resetCursor];
6513 }
6514
6515 @end
6516 /* }}} */
6517 /* Filtered Package List Controller {{{ */
6518 @interface FilteredPackageListController : PackageListController {
6519     SEL filter_;
6520     IMP imp_;
6521     _H<NSObject> object_;
6522 }
6523
6524 - (void) setObject:(id)object;
6525 - (void) setObject:(id)object forFilter:(SEL)filter;
6526
6527 - (SEL) filter;
6528 - (void) setFilter:(SEL)filter;
6529
6530 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6531
6532 @end
6533
6534 @implementation FilteredPackageListController
6535
6536 - (SEL) filter {
6537     return filter_;
6538 }
6539
6540 - (void) setFilter:(SEL)filter {
6541 @synchronized (self) {
6542     filter_ = filter;
6543
6544     /* XXX: this is an unsafe optimization of doomy hell */
6545     Method method(class_getInstanceMethod([Package class], filter));
6546     _assert(method != NULL);
6547     imp_ = method_getImplementation(method);
6548     _assert(imp_ != NULL);
6549 } }
6550
6551 - (void) setObject:(id)object {
6552 @synchronized (self) {
6553     object_ = object;
6554 } }
6555
6556 - (void) setObject:(id)object forFilter:(SEL)filter {
6557 @synchronized (self) {
6558     [self setFilter:filter];
6559     [self setObject:object];
6560 } }
6561
6562 - (NSMutableArray *) _reloadPackages {
6563 @synchronized (database_) {
6564     era_ = [database_ era];
6565     NSArray *packages([database_ packages]);
6566
6567     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6568
6569     IMP imp;
6570     SEL filter;
6571     _H<NSObject> object;
6572
6573     @synchronized (self) {
6574         imp = imp_;
6575         filter = filter_;
6576         object = object_;
6577     }
6578
6579     _profile(PackageTable$reloadData$Filter)
6580         for (Package *package in packages)
6581             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6582                 [filtered addObject:package];
6583     _end
6584
6585     return filtered;
6586 } }
6587
6588 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6589     if ((self = [super initWithDatabase:database title:title]) != nil) {
6590         [self setFilter:filter];
6591         [self setObject:object];
6592     } return self;
6593 }
6594
6595 @end
6596 /* }}} */
6597
6598 /* Home Controller {{{ */
6599 @interface HomeController : CydiaWebViewController {
6600     CFRunLoopRef runloop_;
6601     SCNetworkReachabilityRef reachability_;
6602 }
6603
6604 @end
6605
6606 @implementation HomeController
6607
6608 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6609     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6610 }
6611
6612 - (id) init {
6613     if ((self = [super init]) != nil) {
6614         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6615         [self reloadData];
6616
6617         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6618         if (reachability_ != NULL) {
6619             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6620             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6621
6622             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6623             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6624                 runloop_ = runloop;
6625         }
6626     } return self;
6627 }
6628
6629 - (void) dealloc {
6630     if (reachability_ != NULL && runloop_ != NULL)
6631         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6632     [super dealloc];
6633 }
6634
6635 - (NSURL *) navigationURL {
6636     return [NSURL URLWithString:@"cydia://home"];
6637 }
6638
6639 - (void) aboutButtonClicked {
6640     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6641
6642     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6643     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6644     [alert setCancelButtonIndex:0];
6645
6646     [alert setMessage:
6647         @"Copyright \u00a9 2008-2013\n"
6648         "SaurikIT, LLC\n"
6649         "\n"
6650         "Jay Freeman (saurik)\n"
6651         "saurik@saurik.com\n"
6652         "http://www.saurik.com/"
6653     ];
6654
6655     [alert show];
6656 }
6657
6658 - (UIBarButtonItem *) leftButton {
6659     return [[[UIBarButtonItem alloc]
6660         initWithTitle:UCLocalize("ABOUT")
6661         style:UIBarButtonItemStylePlain
6662         target:self
6663         action:@selector(aboutButtonClicked)
6664     ] autorelease];
6665 }
6666
6667 @end
6668 /* }}} */
6669 /* Manage Controller {{{ */
6670 @interface ManageController : CydiaWebViewController {
6671 }
6672
6673 - (void) queueStatusDidChange;
6674
6675 @end
6676
6677 @implementation ManageController
6678
6679 - (id) init {
6680     if ((self = [super init]) != nil) {
6681         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6682     } return self;
6683 }
6684
6685 - (NSURL *) navigationURL {
6686     return [NSURL URLWithString:@"cydia://manage"];
6687 }
6688
6689 - (UIBarButtonItem *) leftButton {
6690     return [[[UIBarButtonItem alloc]
6691         initWithTitle:UCLocalize("SETTINGS")
6692         style:UIBarButtonItemStylePlain
6693         target:self
6694         action:@selector(settingsButtonClicked)
6695     ] autorelease];
6696 }
6697
6698 - (void) settingsButtonClicked {
6699     [delegate_ showSettings];
6700 }
6701
6702 - (void) queueButtonClicked {
6703     [delegate_ queue];
6704 }
6705
6706 - (UIBarButtonItem *) rightButton {
6707     return Queuing_ ? [[[UIBarButtonItem alloc]
6708         initWithTitle:UCLocalize("QUEUE")
6709         style:UIBarButtonItemStyleDone
6710         target:self
6711         action:@selector(queueButtonClicked)
6712     ] autorelease] : nil;
6713 }
6714
6715 - (void) queueStatusDidChange {
6716     [self applyRightButton];
6717 }
6718
6719 - (bool) isLoading {
6720     return !Queuing_ && [super isLoading];
6721 }
6722
6723 @end
6724 /* }}} */
6725
6726 /* Refresh Bar {{{ */
6727 @interface RefreshBar : UINavigationBar {
6728     _H<UIProgressIndicator> indicator_;
6729     _H<UITextLabel> prompt_;
6730     _H<UINavigationButton> cancel_;
6731 }
6732
6733 @end
6734
6735 @implementation RefreshBar
6736
6737 - (void) positionViews {
6738     CGRect frame = [cancel_ frame];
6739     frame.size = [cancel_ sizeThatFits:frame.size];
6740     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6741     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6742     [cancel_ setFrame:frame];
6743
6744     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6745     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6746     CGRect indrect = {{indoffset, indoffset}, indsize};
6747     [indicator_ setFrame:indrect];
6748
6749     CGSize prmsize = {215, indsize.height + 4};
6750     CGRect prmrect = {{
6751         indoffset * 2 + indsize.width,
6752         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6753     }, prmsize};
6754     [prompt_ setFrame:prmrect];
6755 }
6756
6757 - (void) setFrame:(CGRect)frame {
6758     [super setFrame:frame];
6759     [self positionViews];
6760 }
6761
6762 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6763     if ((self = [super initWithFrame:frame]) != nil) {
6764         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6765
6766         [self setBarStyle:UIBarStyleBlack];
6767
6768         UIBarStyle barstyle([self _barStyle:NO]);
6769         bool ugly(barstyle == UIBarStyleDefault);
6770
6771         UIProgressIndicatorStyle style = ugly ?
6772             UIProgressIndicatorStyleMediumBrown :
6773             UIProgressIndicatorStyleMediumWhite;
6774
6775         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6776         [(UIProgressIndicator *) indicator_ setStyle:style];
6777         [indicator_ startAnimation];
6778         [self addSubview:indicator_];
6779
6780         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6781         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6782         [prompt_ setBackgroundColor:[UIColor clearColor]];
6783         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6784         [self addSubview:prompt_];
6785
6786         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6787         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6788         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6789         [cancel_ setBarStyle:barstyle];
6790
6791         [self positionViews];
6792     } return self;
6793 }
6794
6795 - (void) setCancellable:(bool)cancellable {
6796     if (cancellable)
6797         [self addSubview:cancel_];
6798     else
6799         [cancel_ removeFromSuperview];
6800 }
6801
6802 - (void) start {
6803     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6804 }
6805
6806 - (void) stop {
6807     [self setCancellable:NO];
6808 }
6809
6810 - (void) setPrompt:(NSString *)prompt {
6811     [prompt_ setText:prompt];
6812 }
6813
6814 - (void) setProgress:(float)progress {
6815 }
6816
6817 @end
6818 /* }}} */
6819
6820 /* Cydia Navigation Controller Interface {{{ */
6821 @interface UINavigationController (Cydia)
6822
6823 - (NSArray *) navigationURLCollection;
6824 - (void) unloadData;
6825
6826 @end
6827 /* }}} */
6828
6829 /* Cydia Tab Bar Controller {{{ */
6830 @interface CYTabBarController : UITabBarController <
6831     UITabBarControllerDelegate,
6832     ProgressDelegate
6833 > {
6834     _transient Database *database_;
6835     _H<RefreshBar, 1> refreshbar_;
6836
6837     bool dropped_;
6838     bool updating_;
6839     // XXX: ok, "updatedelegate_"?...
6840     _transient NSObject<CydiaDelegate> *updatedelegate_;
6841
6842     _H<UIViewController> remembered_;
6843     _transient UIViewController *transient_;
6844 }
6845
6846 - (NSArray *) navigationURLCollection;
6847 - (void) dropBar:(BOOL)animated;
6848 - (void) beginUpdate;
6849 - (void) raiseBar:(BOOL)animated;
6850 - (BOOL) updating;
6851 - (void) unloadData;
6852
6853 @end
6854
6855 @implementation CYTabBarController
6856
6857 - (void) didReceiveMemoryWarning {
6858     [super didReceiveMemoryWarning];
6859
6860     // presenting a UINavigationController on 2.x does not update its transitionView
6861     // it thereby will not allow its topViewController to be unloaded by memory pressure
6862     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6863         UIViewController *selected([self selectedViewController]);
6864         for (UINavigationController *controller in [self viewControllers])
6865             if (controller != selected)
6866                 if (UIViewController *top = [controller topViewController])
6867                     [top unloadView];
6868     }
6869 }
6870
6871 - (void) setUnselectedViewController:(UIViewController *)transient {
6872     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6873         if (transient != nil) {
6874             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6875             [self setSelectedIndex:0];
6876         } return;
6877     }
6878
6879     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6880     if (transient != nil) {
6881         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6882         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6883         transient = navigation;
6884
6885         if (transient_ == nil)
6886             remembered_ = [controllers objectAtIndex:0];
6887         transient_ = transient;
6888         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6889         [controllers replaceObjectAtIndex:0 withObject:transient_];
6890         [self setSelectedIndex:0];
6891         [self setViewControllers:controllers];
6892         [self concealTabBarSelection];
6893     } else if (remembered_ != nil) {
6894         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6895         transient_ = transient;
6896         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6897         remembered_ = nil;
6898         [self setViewControllers:controllers];
6899         [self revealTabBarSelection];
6900     }
6901 }
6902
6903 - (UIViewController *) unselectedViewController {
6904     return transient_;
6905 }
6906
6907 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6908     if ([self unselectedViewController])
6909         [self setUnselectedViewController:nil];
6910
6911     // presenting a UINavigationController on 2.x does not update its transitionView
6912     // if this view was unloaded, the tranitionView may currently be presenting nothing
6913     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6914         UINavigationController *navigation((UINavigationController *) viewController);
6915         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6916         [navigation popViewControllerAnimated:NO];
6917     }
6918 }
6919
6920 - (NSArray *) navigationURLCollection {
6921     NSMutableArray *items([NSMutableArray array]);
6922
6923     // XXX: Should this deal with transient view controllers?
6924     for (id navigation in [self viewControllers]) {
6925         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6926         if (stack != nil)
6927             [items addObject:stack];
6928     }
6929
6930     return items;
6931 }
6932
6933 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6934     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6935         [self setUnselectedViewController:nil];
6936     else
6937         [super dismissModalViewControllerAnimated:YES];
6938 }
6939
6940 - (void) unloadData {
6941     [super unloadData];
6942
6943     for (UINavigationController *controller in [self viewControllers])
6944         [controller unloadData];
6945
6946     if (UIViewController *selected = [self selectedViewController])
6947         [selected reloadData];
6948
6949     if (UIViewController *unselected = [self unselectedViewController]) {
6950         [unselected unloadData];
6951         [unselected reloadData];
6952     }
6953 }
6954
6955 - (void) dealloc {
6956     [[NSNotificationCenter defaultCenter] removeObserver:self];
6957
6958     [super dealloc];
6959 }
6960
6961 - (id) initWithDatabase:(Database *)database {
6962     if ((self = [super init]) != nil) {
6963         database_ = database;
6964         [self setDelegate:self];
6965
6966         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6967         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6968
6969         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6970     } return self;
6971 }
6972
6973 - (void) setUpdate:(NSDate *)date {
6974     [self beginUpdate];
6975 }
6976
6977 - (void) beginUpdate {
6978     [(RefreshBar *) refreshbar_ start];
6979     [self dropBar:YES];
6980
6981     [updatedelegate_ retainNetworkActivityIndicator];
6982     updating_ = true;
6983
6984     [NSThread
6985         detachNewThreadSelector:@selector(performUpdate)
6986         toTarget:self
6987         withObject:nil
6988     ];
6989 }
6990
6991 - (void) performUpdate {
6992     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6993
6994     Status status;
6995     status.setDelegate(self);
6996     [database_ updateWithStatus:status];
6997
6998     [self
6999         performSelectorOnMainThread:@selector(completeUpdate)
7000         withObject:nil
7001         waitUntilDone:NO
7002     ];
7003
7004     [pool release];
7005 }
7006
7007 - (void) stopUpdateWithSelector:(SEL)selector {
7008     updating_ = false;
7009     [updatedelegate_ releaseNetworkActivityIndicator];
7010
7011     [self raiseBar:YES];
7012     [refreshbar_ stop];
7013
7014     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7015 }
7016
7017 - (void) completeUpdate {
7018     if (!updating_)
7019         return;
7020     [self stopUpdateWithSelector:@selector(reloadData)];
7021 }
7022
7023 - (void) cancelUpdate {
7024     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7025 }
7026
7027 - (void) cancelPressed {
7028     [self cancelUpdate];
7029 }
7030
7031 - (BOOL) updating {
7032     return updating_;
7033 }
7034
7035 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7036     [refreshbar_ setPrompt:[event compoundMessage]];
7037 }
7038
7039 - (bool) isProgressCancelled {
7040     return !updating_;
7041 }
7042
7043 - (void) setProgressCancellable:(NSNumber *)cancellable {
7044     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7045 }
7046
7047 - (void) setProgressPercent:(NSNumber *)percent {
7048     [refreshbar_ setProgress:[percent floatValue]];
7049 }
7050
7051 - (void) setProgressStatus:(NSDictionary *)status {
7052     if (status != nil)
7053         [self setProgressPercent:[status objectForKey:@"Percent"]];
7054 }
7055
7056 - (void) setUpdateDelegate:(id)delegate {
7057     updatedelegate_ = delegate;
7058 }
7059
7060 - (UIView *) transitionView {
7061     if (![self respondsToSelector:@selector(_transitionView)])
7062         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7063     else if (kCFCoreFoundationVersionNumber < 800)
7064         return [self _transitionView];
7065     else
7066         return [[[self _transitionView] superview] superview];
7067 }
7068
7069 - (void) dropBar:(BOOL)animated {
7070     if (dropped_)
7071         return;
7072     dropped_ = true;
7073
7074     UIView *transition([self transitionView]);
7075     [[self view] addSubview:refreshbar_];
7076
7077     CGRect barframe([refreshbar_ frame]);
7078
7079     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7080         barframe.origin.y = 0;
7081     else if (kCFCoreFoundationVersionNumber < 800)
7082         barframe.origin.y = CYStatusBarHeight();
7083     else
7084         barframe.origin.y = 0; //-barframe.size.height + CYStatusBarHeight();
7085
7086     [refreshbar_ setFrame:barframe];
7087
7088     CGRect viewframe = [transition frame];
7089
7090 if (kCFCoreFoundationVersionNumber < 800) {
7091     if (animated)
7092         [UIView beginAnimations:nil context:NULL];
7093
7094     float adjust(barframe.size.height);
7095     if (kCFCoreFoundationVersionNumber >= 800)
7096         adjust -= CYStatusBarHeight();
7097     viewframe.origin.y += adjust;
7098     viewframe.size.height -= adjust;
7099     [transition setFrame:viewframe];
7100
7101     if (animated)
7102         [UIView commitAnimations];
7103 }
7104
7105     // Ensure bar has the proper width for our view, it might have changed
7106     barframe.size.width = viewframe.size.width;
7107     [refreshbar_ setFrame:barframe];
7108 }
7109
7110 - (void) raiseBar:(BOOL)animated {
7111     if (!dropped_)
7112         return;
7113     dropped_ = false;
7114
7115     UIView *transition([self transitionView]);
7116     [refreshbar_ removeFromSuperview];
7117
7118     CGRect barframe([refreshbar_ frame]);
7119
7120 if (kCFCoreFoundationVersionNumber < 800) {
7121     if (animated)
7122         [UIView beginAnimations:nil context:NULL];
7123
7124     CGRect viewframe = [transition frame];
7125     float adjust(barframe.size.height);
7126     if (kCFCoreFoundationVersionNumber >= 800)
7127         adjust -= CYStatusBarHeight();
7128     viewframe.origin.y -= adjust;
7129     viewframe.size.height += adjust;
7130     [transition setFrame:viewframe];
7131
7132     if (animated)
7133         [UIView commitAnimations];
7134 }
7135 }
7136
7137 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7138     bool dropped(dropped_);
7139
7140     if (dropped)
7141         [self raiseBar:NO];
7142
7143     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7144
7145     if (dropped)
7146         [self dropBar:NO];
7147 }
7148
7149 - (void) statusBarFrameChanged:(NSNotification *)notification {
7150     if (dropped_) {
7151         [self raiseBar:NO];
7152         [self dropBar:NO];
7153     }
7154 }
7155
7156 @end
7157 /* }}} */
7158
7159 /* Cydia Navigation Controller Implementation {{{ */
7160 @implementation UINavigationController (Cydia)
7161
7162 - (NSArray *) navigationURLCollection {
7163     NSMutableArray *stack([NSMutableArray array]);
7164
7165     for (CyteViewController *controller in [self viewControllers]) {
7166         NSString *url = [[controller navigationURL] absoluteString];
7167         if (url != nil)
7168             [stack addObject:url];
7169     }
7170
7171     return stack;
7172 }
7173
7174 - (void) reloadData {
7175     [super reloadData];
7176
7177     UIViewController *visible([self visibleViewController]);
7178     if (visible != nil)
7179         [visible reloadData];
7180
7181     // on the iPad, this view controller is ALSO visible. :(
7182     if (IsWildcat_)
7183         if (UIViewController *top = [self topViewController])
7184             if (top != visible)
7185                 [top reloadData];
7186 }
7187
7188 - (void) unloadData {
7189     for (CyteViewController *page in [self viewControllers])
7190         [page unloadData];
7191
7192     [super unloadData];
7193 }
7194
7195 @end
7196 /* }}} */
7197
7198 /* Cydia:// Protocol {{{ */
7199 @interface CydiaURLProtocol : NSURLProtocol {
7200 }
7201
7202 @end
7203
7204 @implementation CydiaURLProtocol
7205
7206 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7207     NSURL *url([request URL]);
7208     if (url == nil)
7209         return NO;
7210
7211     NSString *scheme([[url scheme] lowercaseString]);
7212     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7213         return YES;
7214     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7215         return YES;
7216
7217     return NO;
7218 }
7219
7220 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7221     return request;
7222 }
7223
7224 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7225     id<NSURLProtocolClient> client([self client]);
7226     if (icon == nil)
7227         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7228     else {
7229         NSData *data(UIImagePNGRepresentation(icon));
7230
7231         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7232         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7233         [client URLProtocol:self didLoadData:data];
7234         [client URLProtocolDidFinishLoading:self];
7235     }
7236 }
7237
7238 - (void) startLoading {
7239     id<NSURLProtocolClient> client([self client]);
7240     NSURLRequest *request([self request]);
7241
7242     NSURL *url([request URL]);
7243     NSString *href([url absoluteString]);
7244     NSString *scheme([[url scheme] lowercaseString]);
7245
7246     NSString *path;
7247
7248     if ([scheme isEqualToString:@"cydia"])
7249         path = [href substringFromIndex:8];
7250     else if ([scheme isEqualToString:@"about"])
7251         path = [href substringFromIndex:12];
7252     else _assert(false);
7253
7254     NSRange slash([path rangeOfString:@"/"]);
7255
7256     NSString *command;
7257     if (slash.location == NSNotFound) {
7258         command = path;
7259         path = nil;
7260     } else {
7261         command = [path substringToIndex:slash.location];
7262         path = [path substringFromIndex:(slash.location + 1)];
7263     }
7264
7265     Database *database([Database sharedInstance]);
7266
7267     if ([command isEqualToString:@"package-icon"]) {
7268         if (path == nil)
7269             goto fail;
7270         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7271         Package *package([database packageWithName:path]);
7272         if (package == nil)
7273             goto fail;
7274         [package parse];
7275         UIImage *icon([package icon]);
7276         [self _returnPNGWithImage:icon forRequest:request];
7277     } else if ([command isEqualToString:@"uikit-image"]) {
7278         if (path == nil)
7279             goto fail;
7280         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7281         UIImage *icon(_UIImageWithName(path));
7282         [self _returnPNGWithImage:icon forRequest:request];
7283     } else if ([command isEqualToString:@"section-icon"]) {
7284         if (path == nil)
7285             goto fail;
7286         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7287         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7288         if (icon == nil)
7289             icon = [UIImage applicationImageNamed:@"unknown.png"];
7290         [self _returnPNGWithImage:icon forRequest:request];
7291     } else fail: {
7292         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7293     }
7294 }
7295
7296 - (void) stopLoading {
7297 }
7298
7299 @end
7300 /* }}} */
7301
7302 /* Section Controller {{{ */
7303 @interface SectionController : FilteredPackageListController {
7304     _H<NSString> section_;
7305 }
7306
7307 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7308
7309 @end
7310
7311 @implementation SectionController
7312
7313 - (NSURL *) referrerURL {
7314     NSString *name = section_;
7315     if (name == nil)
7316         name = @"all";
7317
7318     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7319 }
7320
7321 - (NSURL *) navigationURL {
7322     NSString *name = section_;
7323     if (name == nil)
7324         name = @"all";
7325
7326     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7327 }
7328
7329 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7330     NSString *title;
7331     if (name == nil)
7332         title = UCLocalize("ALL_PACKAGES");
7333     else if (![name isEqual:@""])
7334         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7335     else
7336         title = UCLocalize("NO_SECTION");
7337
7338     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7339         section_ = name;
7340     } return self;
7341 }
7342
7343 @end
7344 /* }}} */
7345 /* Sections Controller {{{ */
7346 @interface SectionsController : CyteViewController <
7347     UITableViewDataSource,
7348     UITableViewDelegate
7349 > {
7350     _transient Database *database_;
7351     _H<NSMutableArray> sections_;
7352     _H<NSMutableArray> filtered_;
7353     _H<UITableView, 2> list_;
7354 }
7355
7356 - (id) initWithDatabase:(Database *)database;
7357 - (void) editButtonClicked;
7358
7359 @end
7360
7361 @implementation SectionsController
7362
7363 - (NSURL *) navigationURL {
7364     return [NSURL URLWithString:@"cydia://sections"];
7365 }
7366
7367 - (void) updateNavigationItem {
7368     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7369     if ([sections_ count] == 0) {
7370         [[self navigationItem] setRightBarButtonItem:nil];
7371     } else {
7372         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7373             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7374             target:self
7375             action:@selector(editButtonClicked)
7376         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7377     }
7378 }
7379
7380 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7381     [super setEditing:editing animated:animated];
7382
7383     if (editing)
7384         [list_ reloadData];
7385     else
7386         [delegate_ updateData];
7387
7388     [self updateNavigationItem];
7389 }
7390
7391 - (void) viewDidAppear:(BOOL)animated {
7392     [super viewDidAppear:animated];
7393     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7394 }
7395
7396 - (void) viewWillDisappear:(BOOL)animated {
7397     [super viewWillDisappear:animated];
7398     [self setEditing:NO];
7399 }
7400
7401 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7402     Section *section = nil;
7403     int index = [indexPath row];
7404     if (![self isEditing]) {
7405         index -= 1;
7406         if (index >= 0)
7407             section = [filtered_ objectAtIndex:index];
7408     } else {
7409         section = [sections_ objectAtIndex:index];
7410     }
7411     return section;
7412 }
7413
7414 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7415     if ([self isEditing])
7416         return [sections_ count];
7417     else
7418         return [filtered_ count] + 1;
7419 }
7420
7421 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7422     return 45.0f;
7423 }*/
7424
7425 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7426     static NSString *reuseIdentifier = @"SectionCell";
7427
7428     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7429     if (cell == nil)
7430         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7431
7432     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7433
7434     return cell;
7435 }
7436
7437 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7438     if ([self isEditing])
7439         return;
7440
7441     Section *section = [self sectionAtIndexPath:indexPath];
7442
7443     SectionController *controller = [[[SectionController alloc]
7444         initWithDatabase:database_
7445         section:[section name]
7446     ] autorelease];
7447     [controller setDelegate:delegate_];
7448
7449     [[self navigationController] pushViewController:controller animated:YES];
7450 }
7451
7452 - (void) loadView {
7453     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7454     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7455     [list_ setRowHeight:46];
7456     [(UITableView *) list_ setDataSource:self];
7457     [list_ setDelegate:self];
7458     [self setView:list_];
7459 }
7460
7461 - (void) viewDidLoad {
7462     [super viewDidLoad];
7463
7464     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7465 }
7466
7467 - (void) releaseSubviews {
7468     list_ = nil;
7469
7470     sections_ = nil;
7471     filtered_ = nil;
7472
7473     [super releaseSubviews];
7474 }
7475
7476 - (id) initWithDatabase:(Database *)database {
7477     if ((self = [super init]) != nil) {
7478         database_ = database;
7479     } return self;
7480 }
7481
7482 - (void) reloadData {
7483     [super reloadData];
7484
7485     NSArray *packages = [database_ packages];
7486
7487     sections_ = [NSMutableArray arrayWithCapacity:16];
7488     filtered_ = [NSMutableArray arrayWithCapacity:16];
7489
7490     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7491
7492     _trace();
7493     for (Package *package in packages) {
7494         NSString *name([package section]);
7495         NSString *key(name == nil ? @"" : name);
7496
7497         Section *section;
7498
7499         _profile(SectionsView$reloadData$Section)
7500             section = [sections objectForKey:key];
7501             if (section == nil) {
7502                 _profile(SectionsView$reloadData$Section$Allocate)
7503                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7504                     [sections setObject:section forKey:key];
7505                 _end
7506             }
7507         _end
7508
7509         [section addToCount];
7510
7511         _profile(SectionsView$reloadData$Filter)
7512             if (![package valid] || ![package visible])
7513                 continue;
7514         _end
7515
7516         [section addToRow];
7517     }
7518     _trace();
7519
7520     [sections_ addObjectsFromArray:[sections allValues]];
7521
7522     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7523
7524     for (Section *section in (id) sections_) {
7525         size_t count([section row]);
7526         if (count == 0)
7527             continue;
7528
7529         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7530         [section setCount:count];
7531         [filtered_ addObject:section];
7532     }
7533
7534     [self updateNavigationItem];
7535     [list_ reloadData];
7536     _trace();
7537 }
7538
7539 - (void) editButtonClicked {
7540     [self setEditing:![self isEditing] animated:YES];
7541 }
7542
7543 @end
7544 /* }}} */
7545
7546 /* Changes Controller {{{ */
7547 @interface ChangesController : CyteViewController <
7548     UITableViewDataSource,
7549     UITableViewDelegate
7550 > {
7551     _transient Database *database_;
7552     unsigned era_;
7553     _H<NSMutableArray> packages_;
7554     _H<NSMutableArray> sections_;
7555     _H<UITableView, 2> list_;
7556     unsigned upgrades_;
7557 }
7558
7559 - (id) initWithDatabase:(Database *)database;
7560
7561 @end
7562
7563 @implementation ChangesController
7564
7565 - (NSURL *) navigationURL {
7566     return [NSURL URLWithString:@"cydia://changes"];
7567 }
7568
7569 - (void) viewDidAppear:(BOOL)animated {
7570     [super viewDidAppear:animated];
7571     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7572 }
7573
7574 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7575     NSInteger count([sections_ count]);
7576     return count == 0 ? 1 : count;
7577 }
7578
7579 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7580     if ([sections_ count] == 0)
7581         return nil;
7582     return [[sections_ objectAtIndex:section] name];
7583 }
7584
7585 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7586     if ([sections_ count] == 0)
7587         return 0;
7588     return [[sections_ objectAtIndex:section] count];
7589 }
7590
7591 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7592 @synchronized (database_) {
7593     if ([database_ era] != era_)
7594         return nil;
7595
7596     NSUInteger sectionIndex([path section]);
7597     if (sectionIndex >= [sections_ count])
7598         return nil;
7599     Section *section([sections_ objectAtIndex:sectionIndex]);
7600     NSInteger row([path row]);
7601     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7602 } }
7603
7604 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7605     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7606     if (cell == nil)
7607         cell = [[[PackageCell alloc] init] autorelease];
7608
7609     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7610     [cell setPackage:package asSummary:false];
7611     return cell;
7612 }
7613
7614 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7615     Package *package([self packageAtIndexPath:path]);
7616     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7617     [view setDelegate:delegate_];
7618     [[self navigationController] pushViewController:view animated:YES];
7619     return path;
7620 }
7621
7622 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7623     NSString *context([alert context]);
7624
7625     if ([context isEqualToString:@"norefresh"])
7626         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7627 }
7628
7629 - (void) refreshButtonClicked {
7630     if (IsReachable("cydia.saurik.com")) {
7631         [delegate_ beginUpdate];
7632         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7633     } else {
7634         UIAlertView *alert = [[[UIAlertView alloc]
7635             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7636             message:@"Host Unreachable" // XXX: Localize
7637             delegate:self
7638             cancelButtonTitle:UCLocalize("OK")
7639             otherButtonTitles:nil
7640         ] autorelease];
7641
7642         [alert setContext:@"norefresh"];
7643         [alert show];
7644     }
7645 }
7646
7647 - (void) upgradeButtonClicked {
7648     [delegate_ distUpgrade];
7649     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7650 }
7651
7652 - (void) loadView {
7653     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7654     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7655     [self setView:view];
7656
7657     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7658     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7659     [list_ setRowHeight:73];
7660     [(UITableView *) list_ setDataSource:self];
7661     [list_ setDelegate:self];
7662     [view addSubview:list_];
7663 }
7664
7665 - (void) viewDidLoad {
7666     [super viewDidLoad];
7667
7668     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7669 }
7670
7671 - (void) releaseSubviews {
7672     list_ = nil;
7673
7674     packages_ = nil;
7675     sections_ = nil;
7676
7677     [super releaseSubviews];
7678 }
7679
7680 - (id) initWithDatabase:(Database *)database {
7681     if ((self = [super init]) != nil) {
7682         database_ = database;
7683     } return self;
7684 }
7685
7686 - (NSMutableArray *) _reloadPackages {
7687 @synchronized (database_) {
7688     era_ = [database_ era];
7689     NSArray *packages([database_ packages]);
7690
7691     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7692
7693     _trace();
7694     _profile(ChangesController$_reloadPackages$Filter)
7695         for (Package *package in packages)
7696             if ([package upgradableAndEssential:YES] || [package visible])
7697                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7698     _end
7699     _trace();
7700     _profile(ChangesController$_reloadPackages$radixSort)
7701         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7702     _end
7703     _trace();
7704
7705     return filtered;
7706 } }
7707
7708 - (void) _reloadData {
7709     NSMutableArray *packages;
7710
7711   reload:
7712     if (true) {
7713         UIProgressHUD *hud([delegate_ addProgressHUD]);
7714         [hud setText:UCLocalize("LOADING")];
7715         //NSLog(@"HUD:%@::%@", delegate_, hud);
7716         packages = [self yieldToSelector:@selector(_reloadPackages)];
7717         [delegate_ removeProgressHUD:hud];
7718     } else {
7719         packages = [self _reloadPackages];
7720     }
7721
7722 @synchronized (database_) {
7723     if (era_ != [database_ era])
7724         goto reload;
7725
7726     packages_ = packages;
7727     sections_ = [NSMutableArray arrayWithCapacity:16];
7728
7729     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7730     Section *ignored = nil;
7731     Section *section = nil;
7732     time_t last = 0;
7733
7734     upgrades_ = 0;
7735     bool unseens = false;
7736
7737     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7738
7739     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7740         Package *package = [packages_ objectAtIndex:offset];
7741
7742         BOOL uae = [package upgradableAndEssential:YES];
7743
7744         if (!uae) {
7745             unseens = true;
7746             time_t seen([package seen]);
7747
7748             if (section == nil || last != seen) {
7749                 last = seen;
7750
7751                 NSString *name;
7752                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7753                 [name autorelease];
7754
7755                 _profile(ChangesController$reloadData$Allocate)
7756                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7757                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7758                     [sections_ addObject:section];
7759                 _end
7760             }
7761
7762             [section addToCount];
7763         } else if ([package ignored]) {
7764             if (ignored == nil) {
7765                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7766             }
7767             [ignored addToCount];
7768         } else {
7769             ++upgrades_;
7770             [upgradable addToCount];
7771         }
7772     }
7773     _trace();
7774
7775     CFRelease(formatter);
7776
7777     if (unseens) {
7778         Section *last = [sections_ lastObject];
7779         size_t count = [last count];
7780         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7781         [sections_ removeLastObject];
7782     }
7783
7784     if ([ignored count] != 0)
7785         [sections_ insertObject:ignored atIndex:0];
7786     if (upgrades_ != 0)
7787         [sections_ insertObject:upgradable atIndex:0];
7788
7789     [list_ reloadData];
7790
7791     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7792         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7793         style:UIBarButtonItemStylePlain
7794         target:self
7795         action:@selector(upgradeButtonClicked)
7796     ] autorelease]) animated:YES];
7797
7798     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7799         initWithTitle:UCLocalize("REFRESH")
7800         style:UIBarButtonItemStylePlain
7801         target:self
7802         action:@selector(refreshButtonClicked)
7803     ] autorelease]) animated:YES];
7804
7805     PrintTimes();
7806 } }
7807
7808 - (void) reloadData {
7809     [super reloadData];
7810     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7811 }
7812
7813 @end
7814 /* }}} */
7815 /* Search Controller {{{ */
7816 @interface SearchController : FilteredPackageListController <
7817     UISearchBarDelegate
7818 > {
7819     _H<UISearchBar, 1> search_;
7820     BOOL searchloaded_;
7821 }
7822
7823 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7824 - (void) reloadData;
7825
7826 @end
7827
7828 @implementation SearchController
7829
7830 - (NSURL *) referrerURL {
7831     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7832 }
7833
7834 - (NSURL *) navigationURL {
7835     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7836         return [NSURL URLWithString:@"cydia://search"];
7837     else
7838         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7839 }
7840
7841 - (NSArray *) termsForQuery:(NSString *)query {
7842     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7843     for (NSString *component in [query componentsSeparatedByString:@" "])
7844         if ([component length] != 0)
7845             [terms addObject:component];
7846
7847     return terms;
7848 }
7849
7850 - (void) useSearch {
7851     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7852     [self clearData];
7853     [self reloadData];
7854 }
7855
7856 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7857     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7858     [self clearData];
7859     [self reloadData];
7860 }
7861
7862 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7863     [search_ resignFirstResponder];
7864     [self useSearch];
7865 }
7866
7867 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7868     [search_ setText:@""];
7869     [self searchBarButtonClicked:searchBar];
7870 }
7871
7872 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7873     [self searchBarButtonClicked:searchBar];
7874 }
7875
7876 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7877     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7878     [self reloadData];
7879 }
7880
7881 - (bool) shouldYield {
7882     return YES;
7883 }
7884
7885 - (bool) shouldBlock {
7886     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7887 }
7888
7889 - (bool) isSummarized {
7890     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7891 }
7892
7893 - (bool) showsSections {
7894     return false;
7895 }
7896
7897 - (NSMutableArray *) _reloadPackages {
7898     NSMutableArray *packages([super _reloadPackages]);
7899     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7900         [packages radixSortUsingSelector:@selector(rank)];
7901     return packages;
7902 }
7903
7904 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7905     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
7906         search_ = [[[UISearchBar alloc] init] autorelease];
7907         [search_ setDelegate:self];
7908
7909         if (query != nil)
7910             [search_ setText:query];
7911     } return self;
7912 }
7913
7914 - (void) viewDidAppear:(BOOL)animated {
7915     [super viewDidAppear:animated];
7916
7917     if (!searchloaded_) {
7918         searchloaded_ = YES;
7919         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7920         [search_ layoutSubviews];
7921         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7922
7923         UITextField *textField;
7924         if ([search_ respondsToSelector:@selector(searchField)])
7925             textField = [search_ searchField];
7926         else
7927             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7928
7929         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7930         [textField setEnablesReturnKeyAutomatically:NO];
7931         [[self navigationItem] setTitleView:textField];
7932     }
7933
7934     if ([self isSummarized])
7935         [search_ becomeFirstResponder];
7936 }
7937
7938 - (void) reloadData {
7939     id object([search_ text]);
7940     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7941         object = [self termsForQuery:object];
7942
7943     [self setObject:object];
7944     [self resetCursor];
7945
7946     [super reloadData];
7947 }
7948
7949 - (void) didSelectPackage:(Package *)package {
7950     [search_ resignFirstResponder];
7951     [super didSelectPackage:package];
7952 }
7953
7954 @end
7955 /* }}} */
7956 /* Package Settings Controller {{{ */
7957 @interface PackageSettingsController : CyteViewController <
7958     UITableViewDataSource,
7959     UITableViewDelegate
7960 > {
7961     _transient Database *database_;
7962     _H<NSString> name_;
7963     _H<Package> package_;
7964     _H<UITableView, 2> table_;
7965     _H<UISwitch> subscribedSwitch_;
7966     _H<UISwitch> ignoredSwitch_;
7967     _H<UITableViewCell> subscribedCell_;
7968     _H<UITableViewCell> ignoredCell_;
7969 }
7970
7971 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7972
7973 @end
7974
7975 @implementation PackageSettingsController
7976
7977 - (NSURL *) navigationURL {
7978     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7979 }
7980
7981 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7982     if (package_ == nil)
7983         return 0;
7984
7985     if ([package_ installed] == nil)
7986         return 1;
7987     else
7988         return 2;
7989 }
7990
7991 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7992     if (package_ == nil)
7993         return 0;
7994
7995     // both sections contain just one item right now.
7996     return 1;
7997 }
7998
7999 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8000     return nil;
8001 }
8002
8003 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8004     if (section == 0)
8005         return UCLocalize("SHOW_ALL_CHANGES_EX");
8006     else
8007         return UCLocalize("IGNORE_UPGRADES_EX");
8008 }
8009
8010 - (void) onSubscribed:(id)control {
8011     bool value([control isOn]);
8012     if (package_ == nil)
8013         return;
8014     if ([package_ setSubscribed:value])
8015         [delegate_ updateData];
8016 }
8017
8018 - (void) _updateIgnored {
8019     const char *package([name_ UTF8String]);
8020     bool on([ignoredSwitch_ isOn]);
8021
8022     pid_t pid(ExecFork());
8023     if (pid == 0) {
8024         FILE *dpkg(popen("dpkg --set-selections", "w"));
8025         fwrite(package, strlen(package), 1, dpkg);
8026
8027         if (on)
8028             fwrite(" hold\n", 6, 1, dpkg);
8029         else
8030             fwrite(" install\n", 9, 1, dpkg);
8031
8032         pclose(dpkg);
8033
8034         exit(0);
8035     } ReapZombie(pid);
8036 }
8037
8038 - (void) onIgnored:(id)control {
8039     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8040     [invocation setTarget:self];
8041     [invocation setSelector:@selector(_updateIgnored)];
8042
8043     [delegate_ reloadDataWithInvocation:invocation];
8044 }
8045
8046 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8047     if (package_ == nil)
8048         return nil;
8049
8050     switch ([indexPath section]) {
8051         case 0: return subscribedCell_;
8052         case 1: return ignoredCell_;
8053
8054         _nodefault
8055     }
8056
8057     return nil;
8058 }
8059
8060 - (void) loadView {
8061     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8062     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8063     [self setView:view];
8064
8065     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8066     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8067     [(UITableView *) table_ setDataSource:self];
8068     [table_ setDelegate:self];
8069     [view addSubview:table_];
8070
8071     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8072     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8073     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8074
8075     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8076     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8077     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8078
8079     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8080     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8081     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8082     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8083
8084     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8085     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8086     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8087     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8088 }
8089
8090 - (void) viewDidLoad {
8091     [super viewDidLoad];
8092
8093     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8094 }
8095
8096 - (void) releaseSubviews {
8097     ignoredCell_ = nil;
8098     subscribedCell_ = nil;
8099     table_ = nil;
8100     ignoredSwitch_ = nil;
8101     subscribedSwitch_ = nil;
8102
8103     [super releaseSubviews];
8104 }
8105
8106 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8107     if ((self = [super init]) != nil) {
8108         database_ = database;
8109         name_ = package;
8110     } return self;
8111 }
8112
8113 - (void) reloadData {
8114     [super reloadData];
8115
8116     package_ = [database_ packageWithName:name_];
8117
8118     if (package_ != nil) {
8119         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8120         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8121     } // XXX: what now, G?
8122
8123     [table_ reloadData];
8124 }
8125
8126 @end
8127 /* }}} */
8128
8129 /* Installed Controller {{{ */
8130 @interface InstalledController : FilteredPackageListController {
8131     BOOL expert_;
8132 }
8133
8134 - (id) initWithDatabase:(Database *)database;
8135
8136 - (void) updateRoleButton;
8137 - (void) queueStatusDidChange;
8138
8139 @end
8140
8141 @implementation InstalledController
8142
8143 - (NSURL *) referrerURL {
8144     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8145 }
8146
8147 - (NSURL *) navigationURL {
8148     return [NSURL URLWithString:@"cydia://installed"];
8149 }
8150
8151 - (id) initWithDatabase:(Database *)database {
8152     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8153         [self updateRoleButton];
8154         [self queueStatusDidChange];
8155     } return self;
8156 }
8157
8158 #if !AlwaysReload
8159 - (void) queueButtonClicked {
8160     [delegate_ queue];
8161 }
8162 #endif
8163
8164 - (void) queueStatusDidChange {
8165 #if !AlwaysReload
8166     if (IsWildcat_) {
8167         if (Queuing_) {
8168             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8169                 initWithTitle:UCLocalize("QUEUE")
8170                 style:UIBarButtonItemStyleDone
8171                 target:self
8172                 action:@selector(queueButtonClicked)
8173             ] autorelease]];
8174         } else {
8175             [[self navigationItem] setLeftBarButtonItem:nil];
8176         }
8177     }
8178 #endif
8179 }
8180
8181 - (void) updateRoleButton {
8182     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8183         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8184             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8185             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8186             target:self
8187             action:@selector(roleButtonClicked)
8188         ] autorelease]];
8189 }
8190
8191 - (void) roleButtonClicked {
8192     [self setObject:[NSNumber numberWithBool:expert_]];
8193     [self reloadData];
8194     expert_ = !expert_;
8195
8196     [self updateRoleButton];
8197 }
8198
8199 @end
8200 /* }}} */
8201
8202 /* Source Cell {{{ */
8203 @interface SourceCell : CyteTableViewCell <
8204     CyteTableViewCellDelegate
8205 > {
8206     _H<NSURL> url_;
8207     _H<UIImage> icon_;
8208     _H<NSString> origin_;
8209     _H<NSString> label_;
8210 }
8211
8212 - (void) setSource:(Source *)source;
8213
8214 @end
8215
8216 @implementation SourceCell
8217
8218 - (void) _setImage:(NSArray *)data {
8219     if ([url_ isEqual:[data objectAtIndex:0]]) {
8220         icon_ = [data objectAtIndex:1];
8221         [content_ setNeedsDisplay];
8222     }
8223 }
8224
8225 - (void) _setSource:(NSURL *) url {
8226     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8227
8228     if (NSData *data = [NSURLConnection
8229         sendSynchronousRequest:[NSURLRequest
8230             requestWithURL:url
8231             cachePolicy:NSURLRequestUseProtocolCachePolicy
8232             timeoutInterval:10
8233         ]
8234
8235         returningResponse:NULL
8236         error:NULL
8237     ])
8238         if (UIImage *image = [UIImage imageWithData:data])
8239             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8240
8241     [pool release];
8242 }
8243
8244 - (void) setSource:(Source *)source {
8245     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8246
8247     origin_ = [source name];
8248     label_ = [source rooturi];
8249
8250     [content_ setNeedsDisplay];
8251
8252     url_ = [source iconURL];
8253     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8254 }
8255
8256 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8257     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8258         UIView *content([self contentView]);
8259         CGRect bounds([content bounds]);
8260
8261         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8262         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8263         [content_ setBackgroundColor:[UIColor whiteColor]];
8264         [content addSubview:content_];
8265
8266         [content_ setDelegate:self];
8267         [content_ setOpaque:YES];
8268
8269         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8270     } return self;
8271 }
8272
8273 - (NSString *) accessibilityLabel {
8274     return label_;
8275 }
8276
8277 - (void) drawContentRect:(CGRect)rect {
8278     bool highlighted(highlighted_);
8279     float width(rect.size.width);
8280
8281     if (icon_ != nil) {
8282         CGRect rect;
8283         rect.size = [(UIImage *) icon_ size];
8284
8285         while (rect.size.width > 32 || rect.size.height > 32) {
8286             rect.size.width /= 2;
8287             rect.size.height /= 2;
8288         }
8289
8290         rect.origin.x = 26 - rect.size.width / 2;
8291         rect.origin.y = 26 - rect.size.height / 2;
8292
8293         [icon_ drawInRect:rect];
8294     }
8295
8296     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8297         UISetColor(White_);
8298
8299     if (!highlighted)
8300         UISetColor(Black_);
8301     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 61) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8302
8303     if (!highlighted)
8304         UISetColor(Gray_);
8305     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 61) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8306 }
8307
8308 @end
8309 /* }}} */
8310 /* Source Controller {{{ */
8311 @interface SourceController : FilteredPackageListController {
8312     _transient Source *source_;
8313     _H<NSString> key_;
8314 }
8315
8316 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8317
8318 @end
8319
8320 @implementation SourceController
8321
8322 - (NSURL *) referrerURL {
8323     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8324 }
8325
8326 - (NSURL *) navigationURL {
8327     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8328 }
8329
8330 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8331     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8332         source_ = source;
8333         key_ = [source key];
8334     } return self;
8335 }
8336
8337 - (void) reloadData {
8338     source_ = [database_ sourceWithKey:key_];
8339     key_ = [source_ key];
8340     [self setObject:source_];
8341
8342     [[self navigationItem] setTitle:[source_ label]];
8343
8344     [super reloadData];
8345 }
8346
8347 @end
8348 /* }}} */
8349 /* Sources Controller {{{ */
8350 @interface SourcesController : CyteViewController <
8351     UITableViewDataSource,
8352     UITableViewDelegate
8353 > {
8354     _transient Database *database_;
8355     unsigned era_;
8356
8357     _H<UITableView, 2> list_;
8358     _H<NSMutableArray> sources_;
8359     int offset_;
8360
8361     _H<NSString> href_;
8362     _H<UIProgressHUD> hud_;
8363     _H<NSError> error_;
8364
8365     //NSURLConnection *installer_;
8366     NSURLConnection *trivial_bz2_;
8367     NSURLConnection *trivial_gz_;
8368     //NSURLConnection *automatic_;
8369
8370     BOOL cydia_;
8371 }
8372
8373 - (id) initWithDatabase:(Database *)database;
8374 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8375
8376 @end
8377
8378 @implementation SourcesController
8379
8380 - (void) _releaseConnection:(NSURLConnection *)connection {
8381     if (connection != nil) {
8382         [connection cancel];
8383         //[connection setDelegate:nil];
8384         [connection release];
8385     }
8386 }
8387
8388 - (void) dealloc {
8389     //[self _releaseConnection:installer_];
8390     [self _releaseConnection:trivial_gz_];
8391     [self _releaseConnection:trivial_bz2_];
8392     //[self _releaseConnection:automatic_];
8393
8394     [super dealloc];
8395 }
8396
8397 - (NSURL *) navigationURL {
8398     return [NSURL URLWithString:@"cydia://sources"];
8399 }
8400
8401 - (void) viewDidAppear:(BOOL)animated {
8402     [super viewDidAppear:animated];
8403     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8404 }
8405
8406 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8407     return 1;
8408 }
8409
8410 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8411     return nil;
8412 }
8413
8414 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8415     return [sources_ count];
8416 }
8417
8418 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8419 @synchronized (database_) {
8420     if ([database_ era] != era_)
8421         return nil;
8422
8423     NSUInteger index([indexPath row]);
8424     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8425 } }
8426
8427 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8428     static NSString *cellIdentifier = @"SourceCell";
8429
8430     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8431     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8432     [cell setSource:[self sourceAtIndexPath:indexPath]];
8433     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8434
8435     return cell;
8436 }
8437
8438 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8439     Source *source = [self sourceAtIndexPath:indexPath];
8440     if (source == nil) return;
8441
8442     SourceController *controller = [[[SourceController alloc]
8443         initWithDatabase:database_
8444         source:source
8445     ] autorelease];
8446
8447     [controller setDelegate:delegate_];
8448
8449     [[self navigationController] pushViewController:controller animated:YES];
8450 }
8451
8452 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8453     Source *source = [self sourceAtIndexPath:indexPath];
8454     return [source record] != nil;
8455 }
8456
8457 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8458     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8459         Source *source = [self sourceAtIndexPath:indexPath];
8460         if (source == nil) return;
8461
8462         [Sources_ removeObjectForKey:[source key]];
8463         Changed_ = true;
8464
8465         [delegate_ _saveConfig];
8466         [delegate_ reloadDataWithInvocation:nil];
8467     }
8468 }
8469
8470 - (void) complete {
8471     [delegate_ addTrivialSource:href_];
8472     href_ = nil;
8473
8474     [delegate_ syncData];
8475 }
8476
8477 - (NSString *) getWarning {
8478     NSString *href(href_);
8479     NSRange colon([href rangeOfString:@"://"]);
8480     if (colon.location != NSNotFound)
8481         href = [href substringFromIndex:(colon.location + 3)];
8482     href = [href stringByAddingPercentEscapes];
8483     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8484
8485     NSURL *url([NSURL URLWithString:href]);
8486
8487     NSStringEncoding encoding;
8488     NSError *error(nil);
8489
8490     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8491         return [warning length] == 0 ? nil : warning;
8492     return nil;
8493 }
8494
8495 - (void) _endConnection:(NSURLConnection *)connection {
8496     // XXX: the memory management in this method is horribly awkward
8497
8498     NSURLConnection **field = NULL;
8499     if (connection == trivial_bz2_)
8500         field = &trivial_bz2_;
8501     else if (connection == trivial_gz_)
8502         field = &trivial_gz_;
8503     _assert(field != NULL);
8504     [connection release];
8505     *field = nil;
8506
8507     if (
8508         trivial_bz2_ == nil &&
8509         trivial_gz_ == nil
8510     ) {
8511         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8512
8513         [delegate_ releaseNetworkActivityIndicator];
8514
8515         [delegate_ removeProgressHUD:hud_];
8516         hud_ = nil;
8517
8518         if (cydia_) {
8519             if (warning != nil) {
8520                 UIAlertView *alert = [[[UIAlertView alloc]
8521                     initWithTitle:UCLocalize("SOURCE_WARNING")
8522                     message:warning
8523                     delegate:self
8524                     cancelButtonTitle:UCLocalize("CANCEL")
8525                     otherButtonTitles:
8526                         UCLocalize("ADD_ANYWAY"),
8527                     nil
8528                 ] autorelease];
8529
8530                 [alert setContext:@"warning"];
8531                 [alert setNumberOfRows:1];
8532                 [alert show];
8533
8534                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8535                 error_ = nil;
8536                 return;
8537             }
8538
8539             [self complete];
8540         } else if (error_ != nil) {
8541             UIAlertView *alert = [[[UIAlertView alloc]
8542                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8543                 message:[error_ localizedDescription]
8544                 delegate:self
8545                 cancelButtonTitle:UCLocalize("OK")
8546                 otherButtonTitles:nil
8547             ] autorelease];
8548
8549             [alert setContext:@"urlerror"];
8550             [alert show];
8551
8552             href_ = nil;
8553         } else {
8554             UIAlertView *alert = [[[UIAlertView alloc]
8555                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8556                 message:UCLocalize("NOT_REPOSITORY_EX")
8557                 delegate:self
8558                 cancelButtonTitle:UCLocalize("OK")
8559                 otherButtonTitles:nil
8560             ] autorelease];
8561
8562             [alert setContext:@"trivial"];
8563             [alert show];
8564
8565             href_ = nil;
8566         }
8567
8568         error_ = nil;
8569     }
8570 }
8571
8572 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8573     switch ([response statusCode]) {
8574         case 200:
8575             cydia_ = YES;
8576     }
8577 }
8578
8579 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8580     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8581     error_ = error;
8582     [self _endConnection:connection];
8583 }
8584
8585 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8586     [self _endConnection:connection];
8587 }
8588
8589 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8590     NSURL *url([NSURL URLWithString:href]);
8591
8592     NSMutableURLRequest *request = [NSMutableURLRequest
8593         requestWithURL:url
8594         cachePolicy:NSURLRequestUseProtocolCachePolicy
8595         timeoutInterval:10
8596     ];
8597
8598     [request setHTTPMethod:method];
8599
8600     if (Machine_ != NULL)
8601         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8602
8603     if (UniqueID_ != nil)
8604         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8605
8606     if ([url isCydiaSecure]) {
8607         if (UniqueID_ != nil)
8608             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8609     }
8610
8611     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8612 }
8613
8614 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8615     NSString *context([alert context]);
8616
8617     if ([context isEqualToString:@"source"]) {
8618         switch (button) {
8619             case 1: {
8620                 NSString *href = [[alert textField] text];
8621
8622                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8623
8624                 if (![href hasSuffix:@"/"])
8625                     href_ = [href stringByAppendingString:@"/"];
8626                 else
8627                     href_ = href;
8628
8629                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8630                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8631                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8632
8633                 cydia_ = false;
8634
8635                 // XXX: this is stupid
8636                 hud_ = [delegate_ addProgressHUD];
8637                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8638                 [delegate_ retainNetworkActivityIndicator];
8639             } break;
8640
8641             case 0:
8642             break;
8643
8644             _nodefault
8645         }
8646
8647         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8648     } else if ([context isEqualToString:@"trivial"])
8649         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8650     else if ([context isEqualToString:@"urlerror"])
8651         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8652     else if ([context isEqualToString:@"warning"]) {
8653         switch (button) {
8654             case 1:
8655                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8656             break;
8657
8658             case 0:
8659             break;
8660
8661             _nodefault
8662         }
8663
8664         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8665     }
8666 }
8667
8668 - (void) loadView {
8669     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8670     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8671     [list_ setRowHeight:53];
8672     [(UITableView *) list_ setDataSource:self];
8673     [list_ setDelegate:self];
8674     [self setView:list_];
8675 }
8676
8677 - (void) viewDidLoad {
8678     [super viewDidLoad];
8679
8680     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8681     [self updateButtonsForEditingStatusAnimated:NO];
8682 }
8683
8684 - (void) viewWillAppear:(BOOL)animated {
8685     [super viewWillAppear:animated];
8686
8687     [list_ setEditing:NO];
8688     [self updateButtonsForEditingStatusAnimated:NO];
8689 }
8690
8691 - (void) releaseSubviews {
8692     list_ = nil;
8693
8694     sources_ = nil;
8695
8696     [super releaseSubviews];
8697 }
8698
8699 - (id) initWithDatabase:(Database *)database {
8700     if ((self = [super init]) != nil) {
8701         database_ = database;
8702     } return self;
8703 }
8704
8705 - (void) reloadData {
8706     [super reloadData];
8707
8708 @synchronized (database_) {
8709     era_ = [database_ era];
8710
8711     sources_ = [NSMutableArray arrayWithCapacity:16];
8712     [sources_ addObjectsFromArray:[database_ sources]];
8713     _trace();
8714     [sources_ sortUsingSelector:@selector(compareByName:)];
8715     _trace();
8716
8717     int count([sources_ count]);
8718     offset_ = 0;
8719     for (int i = 0; i != count; i++) {
8720         if ([[sources_ objectAtIndex:i] record] == nil)
8721             break;
8722         offset_++;
8723     }
8724
8725     [list_ reloadData];
8726 } }
8727
8728 - (void) showAddSourcePrompt {
8729     UIAlertView *alert = [[[UIAlertView alloc]
8730         initWithTitle:UCLocalize("ENTER_APT_URL")
8731         message:nil
8732         delegate:self
8733         cancelButtonTitle:UCLocalize("CANCEL")
8734         otherButtonTitles:
8735             UCLocalize("ADD_SOURCE"),
8736         nil
8737     ] autorelease];
8738
8739     [alert setContext:@"source"];
8740
8741     [alert setNumberOfRows:1];
8742     [alert addTextFieldWithValue:@"http://" label:@""];
8743
8744     UITextInputTraits *traits = [[alert textField] textInputTraits];
8745     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8746     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8747     [traits setKeyboardType:UIKeyboardTypeURL];
8748     // XXX: UIReturnKeyDone
8749     [traits setReturnKeyType:UIReturnKeyNext];
8750
8751     [alert show];
8752 }
8753
8754 - (void) addButtonClicked {
8755     [self showAddSourcePrompt];
8756 }
8757
8758 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8759     BOOL editing([list_ isEditing]);
8760
8761     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8762         initWithTitle:UCLocalize("ADD")
8763         style:UIBarButtonItemStylePlain
8764         target:self
8765         action:@selector(addButtonClicked)
8766     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8767
8768     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8769         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8770         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8771         target:self
8772         action:@selector(editButtonClicked)
8773     ] autorelease] animated:animated];
8774
8775     if (IsWildcat_ && !editing)
8776         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8777             initWithTitle:UCLocalize("SETTINGS")
8778             style:UIBarButtonItemStylePlain
8779             target:self
8780             action:@selector(settingsButtonClicked)
8781         ] autorelease]];
8782 }
8783
8784 - (void) settingsButtonClicked {
8785     [delegate_ showSettings];
8786 }
8787
8788 - (void) editButtonClicked {
8789     [list_ setEditing:![list_ isEditing] animated:YES];
8790     [self updateButtonsForEditingStatusAnimated:YES];
8791 }
8792
8793 @end
8794 /* }}} */
8795
8796 /* Settings Controller {{{ */
8797 @interface SettingsController : CyteViewController <
8798     UITableViewDataSource,
8799     UITableViewDelegate
8800 > {
8801     _transient Database *database_;
8802     // XXX: ok, "roledelegate_"?...
8803     _transient id roledelegate_;
8804     _H<UITableView, 2> table_;
8805     _H<UISegmentedControl> segment_;
8806     _H<UIView> container_;
8807 }
8808
8809 - (void) showDoneButton;
8810 - (void) resizeSegmentedControl;
8811
8812 @end
8813
8814 @implementation SettingsController
8815
8816 - (void) loadView {
8817     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8818     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8819     [table_ setDelegate:self];
8820     [(UITableView *) table_ setDataSource:self];
8821     [self setView:table_];
8822
8823     NSArray *items = [NSArray arrayWithObjects:
8824         UCLocalize("USER"),
8825         UCLocalize("HACKER"),
8826         UCLocalize("DEVELOPER"),
8827     nil];
8828     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8829     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8830     [container_ addSubview:segment_];
8831 }
8832
8833 - (void) viewDidLoad {
8834     [super viewDidLoad];
8835
8836     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8837
8838     int index = -1;
8839     if ([Role_ isEqualToString:@"User"]) index = 0;
8840     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8841     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8842     if (index != -1) {
8843         [segment_ setSelectedSegmentIndex:index];
8844         [self showDoneButton];
8845     }
8846
8847     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8848     [self resizeSegmentedControl];
8849 }
8850
8851 - (void) releaseSubviews {
8852     table_ = nil;
8853     segment_ = nil;
8854     container_ = nil;
8855
8856     [super releaseSubviews];
8857 }
8858
8859 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8860     if ((self = [super init]) != nil) {
8861         database_ = database;
8862         roledelegate_ = delegate;
8863     } return self;
8864 }
8865
8866 - (void) resizeSegmentedControl {
8867     CGFloat width = [[self view] frame].size.width;
8868     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8869 }
8870
8871 - (void) viewWillAppear:(BOOL)animated {
8872     [super viewWillAppear:animated];
8873     [self resizeSegmentedControl];
8874 }
8875
8876 - (void) viewDidAppear:(BOOL)animated {
8877     [super viewDidAppear:animated];
8878     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8879     [self resizeSegmentedControl];
8880 }
8881
8882 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8883     [self resizeSegmentedControl];
8884 }
8885
8886 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8887     [self resizeSegmentedControl];
8888 }
8889
8890 - (void) save {
8891     NSString *role(nil);
8892
8893     switch ([segment_ selectedSegmentIndex]) {
8894         case 0: role = @"User"; break;
8895         case 1: role = @"Hacker"; break;
8896         case 2: role = @"Developer"; break;
8897
8898         _nodefault
8899     }
8900
8901     if (![role isEqualToString:Role_]) {
8902         bool rolling(Role_ == nil);
8903         Role_ = role;
8904
8905         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8906             Role_, @"Role",
8907         nil];
8908
8909         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8910         Changed_ = true;
8911
8912         if (rolling)
8913             [roledelegate_ loadData];
8914         else
8915             [roledelegate_ updateData];
8916     }
8917 }
8918
8919 - (void) segmentChanged:(UISegmentedControl *)control {
8920     [self showDoneButton];
8921 }
8922
8923 - (void) saveAndClose {
8924     [self save];
8925
8926     [[self navigationItem] setRightBarButtonItem:nil];
8927     [[self navigationController] dismissModalViewControllerAnimated:YES];
8928 }
8929
8930 - (void) doneButtonClicked {
8931     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8932     [spinner startAnimating];
8933     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8934     [[self navigationItem] setRightBarButtonItem:spinItem];
8935
8936     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8937 }
8938
8939 - (void) showDoneButton {
8940     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8941         initWithTitle:UCLocalize("DONE")
8942         style:UIBarButtonItemStyleDone
8943         target:self
8944         action:@selector(doneButtonClicked)
8945     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8946 }
8947
8948 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8949     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8950     return 6;
8951 }
8952
8953 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8954     return 0; // :(
8955 }
8956
8957 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8958     return nil; // This method is required by the protocol.
8959 }
8960
8961 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8962     if (section == 1)
8963         return UCLocalize("ROLE_EX");
8964     if (section == 4)
8965         return [NSString stringWithFormat:
8966             @"%@: %@\n%@: %@\n%@: %@",
8967             UCLocalize("USER"), UCLocalize("USER_EX"),
8968             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8969             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8970         ];
8971     else return nil;
8972 }
8973
8974 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8975     return section == 3 ? 44.0f : 0;
8976 }
8977
8978 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8979     return section == 3 ? container_ : nil;
8980 }
8981
8982 - (void) reloadData {
8983     [super reloadData];
8984
8985     [table_ reloadData];
8986 }
8987
8988 @end
8989 /* }}} */
8990 /* Stash Controller {{{ */
8991 @interface StashController : CyteViewController {
8992     _H<UIActivityIndicatorView> spinner_;
8993     _H<UILabel> status_;
8994     _H<UILabel> caption_;
8995 }
8996
8997 @end
8998
8999 @implementation StashController
9000
9001 - (void) loadView {
9002     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9003     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9004     [self setView:view];
9005
9006     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9007
9008     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9009     CGRect spinrect = [spinner_ frame];
9010     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9011     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9012     [spinner_ setFrame:spinrect];
9013     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9014     [view addSubview:spinner_];
9015     [spinner_ startAnimating];
9016
9017     CGRect captrect;
9018     captrect.size.width = [[self view] frame].size.width;
9019     captrect.size.height = 40.0f;
9020     captrect.origin.x = 0;
9021     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9022     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9023     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9024     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9025     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9026     [caption_ setTextColor:[UIColor whiteColor]];
9027     [caption_ setBackgroundColor:[UIColor clearColor]];
9028     [caption_ setShadowColor:[UIColor blackColor]];
9029     [caption_ setTextAlignment:UITextAlignmentCenter];
9030     [view addSubview:caption_];
9031
9032     CGRect statusrect;
9033     statusrect.size.width = [[self view] frame].size.width;
9034     statusrect.size.height = 30.0f;
9035     statusrect.origin.x = 0;
9036     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9037     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9038     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9039     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9040     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9041     [status_ setTextColor:[UIColor whiteColor]];
9042     [status_ setBackgroundColor:[UIColor clearColor]];
9043     [status_ setShadowColor:[UIColor blackColor]];
9044     [status_ setTextAlignment:UITextAlignmentCenter];
9045     [view addSubview:status_];
9046 }
9047
9048 - (void) releaseSubviews {
9049     spinner_ = nil;
9050     status_ = nil;
9051     caption_ = nil;
9052
9053     [super releaseSubviews];
9054 }
9055
9056 @end
9057 /* }}} */
9058
9059 @interface CYURLCache : SDURLCache {
9060 }
9061
9062 @end
9063
9064 @implementation CYURLCache
9065
9066 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9067 #if !ForRelease
9068     if (false);
9069     else if ([event isEqualToString:@"no-cache"])
9070         event = @"!!!";
9071     else if ([event isEqualToString:@"store"])
9072         event = @">>>";
9073     else if ([event isEqualToString:@"invalid"])
9074         event = @"???";
9075     else if ([event isEqualToString:@"memory"])
9076         event = @"mem";
9077     else if ([event isEqualToString:@"disk"])
9078         event = @"ssd";
9079     else if ([event isEqualToString:@"miss"])
9080         event = @"---";
9081
9082     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9083 #endif
9084 }
9085
9086 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9087     if (NSURLResponse *response = [cached response])
9088         if (NSString *mime = [response MIMEType])
9089             if ([mime isEqualToString:@"text/cache-manifest"]) {
9090                 NSURL *url([response URL]);
9091
9092 #if !ForRelease
9093                 NSLog(@"###: %@", [url absoluteString]);
9094 #endif
9095
9096                 @synchronized (HostConfig_) {
9097                     [CachedURLs_ addObject:url];
9098                 }
9099             }
9100
9101     [super storeCachedResponse:cached forRequest:request];
9102 }
9103
9104 @end
9105
9106 @interface Cydia : UIApplication <
9107     ConfirmationControllerDelegate,
9108     DatabaseDelegate,
9109     CydiaDelegate,
9110     UINavigationControllerDelegate,
9111     UITabBarControllerDelegate
9112 > {
9113     _H<UIWindow> window_;
9114     _H<CYTabBarController> tabbar_;
9115     _H<CydiaLoadingViewController> emulated_;
9116
9117     _H<NSMutableArray> essential_;
9118     _H<NSMutableArray> broken_;
9119
9120     Database *database_;
9121
9122     _H<NSURL> starturl_;
9123
9124     unsigned locked_;
9125     unsigned activity_;
9126
9127     _H<StashController> stash_;
9128
9129     bool loaded_;
9130 }
9131
9132 - (void) loadData;
9133
9134 @end
9135
9136 @implementation Cydia
9137
9138 - (void) lockSuspend {
9139     if (locked_++ == 0) {
9140         if ($SBSSetInterceptsMenuButtonForever != NULL)
9141             (*$SBSSetInterceptsMenuButtonForever)(true);
9142
9143         [self setIdleTimerDisabled:YES];
9144     }
9145 }
9146
9147 - (void) unlockSuspend {
9148     if (--locked_ == 0) {
9149         [self setIdleTimerDisabled:NO];
9150
9151         if ($SBSSetInterceptsMenuButtonForever != NULL)
9152             (*$SBSSetInterceptsMenuButtonForever)(false);
9153     }
9154 }
9155
9156 - (void) beginUpdate {
9157     [tabbar_ beginUpdate];
9158 }
9159
9160 - (BOOL) updating {
9161     return [tabbar_ updating];
9162 }
9163
9164 - (void) _loaded {
9165     if ([broken_ count] != 0) {
9166         int count = [broken_ count];
9167
9168         UIAlertView *alert = [[[UIAlertView alloc]
9169             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9170             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9171             delegate:self
9172             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9173             otherButtonTitles:
9174                 UCLocalize("TEMPORARY_IGNORE"),
9175             nil
9176         ] autorelease];
9177
9178         [alert setContext:@"fixhalf"];
9179         [alert setNumberOfRows:2];
9180         [alert show];
9181     } else if (!Ignored_ && [essential_ count] != 0) {
9182         int count = [essential_ count];
9183
9184         UIAlertView *alert = [[[UIAlertView alloc]
9185             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9186             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9187             delegate:self
9188             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9189             otherButtonTitles:
9190                 UCLocalize("UPGRADE_ESSENTIAL"),
9191                 UCLocalize("COMPLETE_UPGRADE"),
9192             nil
9193         ] autorelease];
9194
9195         [alert setContext:@"upgrade"];
9196         [alert show];
9197     }
9198 }
9199
9200 - (void) returnToCydia {
9201     [self _loaded];
9202 }
9203
9204 - (void) _saveConfig {
9205     @synchronized (database_) {
9206         _trace();
9207         MetaFile_.Sync();
9208         _trace();
9209     }
9210
9211     if (Changed_) {
9212         NSString *error(nil);
9213
9214         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9215             _trace();
9216             NSError *error(nil);
9217             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9218                 NSLog(@"failure to save metadata data: %@", error);
9219             _trace();
9220
9221             Changed_ = false;
9222         } else {
9223             NSLog(@"failure to serialize metadata: %@", error);
9224         }
9225     }
9226
9227     CydiaWriteSources();
9228 }
9229
9230 // Navigation controller for the queuing badge.
9231 - (UINavigationController *) queueNavigationController {
9232     NSArray *controllers = [tabbar_ viewControllers];
9233     return [controllers objectAtIndex:3];
9234 }
9235
9236 - (void) unloadData {
9237     [tabbar_ unloadData];
9238 }
9239
9240 - (void) _updateData {
9241     [self _saveConfig];
9242     [self unloadData];
9243
9244     UINavigationController *navigation = [self queueNavigationController];
9245
9246     id queuedelegate = nil;
9247     if ([[navigation viewControllers] count] > 0)
9248         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9249
9250     [queuedelegate queueStatusDidChange];
9251     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9252 }
9253
9254 - (void) _refreshIfPossible:(NSDate *)update {
9255     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9256
9257     bool recently = false;
9258     if (update != nil) {
9259         NSTimeInterval interval([update timeIntervalSinceNow]);
9260         if (interval <= 0 && interval > -(15*60))
9261             recently = true;
9262     }
9263
9264     // Don't automatic refresh if:
9265     //  - We already refreshed recently.
9266     //  - We already auto-refreshed this launch.
9267     //  - Auto-refresh is disabled.
9268     //  - Cydia's server is not reachable
9269     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9270         // If we are cancelling, we need to make sure it knows it's already loaded.
9271         loaded_ = true;
9272
9273         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9274     } else {
9275         // We are going to load, so remember that.
9276         loaded_ = true;
9277
9278         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9279     }
9280
9281     [pool release];
9282 }
9283
9284 - (void) refreshIfPossible {
9285     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9286 }
9287
9288 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9289 @synchronized (self) {
9290     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9291     if (hud != nil)
9292         [hud setText:UCLocalize("RELOADING_DATA")];
9293
9294     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9295
9296     size_t changes(0);
9297
9298     [essential_ removeAllObjects];
9299     [broken_ removeAllObjects];
9300
9301     NSArray *packages([database_ packages]);
9302     for (Package *package in packages) {
9303         if ([package half])
9304             [broken_ addObject:package];
9305         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9306             if ([package essential] && [package installed] != nil)
9307                 [essential_ addObject:package];
9308             ++changes;
9309         }
9310     }
9311
9312     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9313     if (changes != 0) {
9314         _trace();
9315         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9316         [changesItem setBadgeValue:badge];
9317         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9318         [self setApplicationIconBadgeNumber:changes];
9319     } else {
9320         _trace();
9321         [changesItem setBadgeValue:nil];
9322         [changesItem setAnimatedBadge:NO];
9323         [self setApplicationIconBadgeNumber:0];
9324     }
9325
9326     [self _updateData];
9327
9328     if (hud != nil)
9329         [self removeProgressHUD:hud];
9330 } }
9331
9332 - (void) updateData {
9333     [self _updateData];
9334 }
9335
9336 - (void) updateDataAndLoad {
9337     [self _updateData];
9338     if ([database_ progressDelegate] == nil)
9339         [self _loaded];
9340 }
9341
9342 - (void) update_ {
9343     [database_ update];
9344     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9345 }
9346
9347 - (void) disemulate {
9348     if (emulated_ == nil)
9349         return;
9350
9351     [window_ addSubview:[tabbar_ view]];
9352     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9353         [window_ setRootViewController:tabbar_];
9354     [[emulated_ view] removeFromSuperview];
9355     emulated_ = nil;
9356     [window_ setUserInteractionEnabled:YES];
9357 }
9358
9359 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9360     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9361     if (IsWildcat_)
9362         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9363
9364     UIViewController *parent;
9365     if (emulated_ == nil)
9366         parent = tabbar_;
9367     else if (!force)
9368         parent = emulated_;
9369     else {
9370         [self disemulate];
9371         parent = tabbar_;
9372     }
9373
9374     [parent presentModalViewController:navigation animated:YES];
9375 }
9376
9377 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9378     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9379
9380     if (navigation != nil)
9381         [navigation pushViewController:progress animated:YES];
9382     else
9383         [self presentModalViewController:progress force:YES];
9384
9385     [progress invoke:invocation withTitle:title];
9386     return progress;
9387 }
9388
9389 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9390     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9391 }
9392
9393 - (void) repairWithInvocation:(NSInvocation *)invocation {
9394     _trace();
9395     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9396     _trace();
9397 }
9398
9399 - (void) repairWithSelector:(SEL)selector {
9400     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9401 }
9402
9403 - (void) reloadData {
9404     [self reloadDataWithInvocation:nil];
9405     if ([database_ progressDelegate] == nil)
9406         [self _loaded];
9407 }
9408
9409 - (void) syncData {
9410     [self _saveConfig];
9411     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9412 }
9413
9414 - (void) addSource:(NSDictionary *) source {
9415     CydiaAddSource(source);
9416 }
9417
9418 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9419     CydiaAddSource(href, distribution, sections);
9420 }
9421
9422 - (void) addTrivialSource:(NSString *)href {
9423     CydiaAddSource(href, @"./");
9424 }
9425
9426 - (void) updateValues {
9427     Changed_ = true;
9428 }
9429
9430 - (void) resolve {
9431     pkgProblemResolver *resolver = [database_ resolver];
9432
9433     resolver->InstallProtect();
9434     if (!resolver->Resolve(true))
9435         _error->Discard();
9436 }
9437
9438 - (bool) perform {
9439     // XXX: this is a really crappy way of doing this.
9440     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9441     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9442     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9443     if ([tabbar_ updating])
9444         [tabbar_ cancelUpdate];
9445
9446     if (![database_ prepare])
9447         return false;
9448
9449     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9450     [page setDelegate:self];
9451     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9452
9453     if (IsWildcat_)
9454         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9455     [tabbar_ presentModalViewController:confirm_ animated:YES];
9456
9457     return true;
9458 }
9459
9460 - (void) queue {
9461     @synchronized (self) {
9462         [self perform];
9463     }
9464 }
9465
9466 - (void) clearPackage:(Package *)package {
9467     @synchronized (self) {
9468         [package clear];
9469         [self resolve];
9470         [self perform];
9471     }
9472 }
9473
9474 - (void) installPackages:(NSArray *)packages {
9475     @synchronized (self) {
9476         for (Package *package in packages)
9477             [package install];
9478         [self resolve];
9479         [self perform];
9480     }
9481 }
9482
9483 - (void) installPackage:(Package *)package {
9484     @synchronized (self) {
9485         [package install];
9486         [self resolve];
9487         [self perform];
9488     }
9489 }
9490
9491 - (void) removePackage:(Package *)package {
9492     @synchronized (self) {
9493         [package remove];
9494         [self resolve];
9495         [self perform];
9496     }
9497 }
9498
9499 - (void) distUpgrade {
9500     @synchronized (self) {
9501         if (![database_ upgrade])
9502             return;
9503         [self perform];
9504     }
9505 }
9506
9507 - (void) _uicache {
9508     _trace();
9509     system("su -c /usr/bin/uicache mobile");
9510     _trace();
9511 }
9512
9513 - (void) uicache {
9514     UIProgressHUD *hud([self addProgressHUD]);
9515     [hud setText:UCLocalize("LOADING")];
9516     [self yieldToSelector:@selector(_uicache)];
9517     [self removeProgressHUD:hud];
9518 }
9519
9520 - (void) perform_ {
9521     [database_ perform];
9522     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9523     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9524 }
9525
9526 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9527     Queuing_ = false;
9528     [self lockSuspend];
9529     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9530     [self unlockSuspend];
9531 }
9532
9533 - (void) showSettings {
9534     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9535 }
9536
9537 - (void) retainNetworkActivityIndicator {
9538     if (activity_++ == 0)
9539         [self setNetworkActivityIndicatorVisible:YES];
9540
9541 #if TraceLogging
9542     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9543 #endif
9544 }
9545
9546 - (void) releaseNetworkActivityIndicator {
9547     if (--activity_ == 0)
9548         [self setNetworkActivityIndicatorVisible:NO];
9549
9550 #if TraceLogging
9551     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9552 #endif
9553
9554 }
9555
9556 - (void) cancelAndClear:(bool)clear {
9557     @synchronized (self) {
9558         if (clear) {
9559             [database_ clear];
9560             Queuing_ = false;
9561         } else {
9562             Queuing_ = true;
9563         }
9564
9565         [self _updateData];
9566     }
9567 }
9568
9569 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9570     NSString *context([alert context]);
9571
9572     if ([context isEqualToString:@"conffile"]) {
9573         FILE *input = [database_ input];
9574         if (button == [alert cancelButtonIndex])
9575             fprintf(input, "N\n");
9576         else if (button == [alert firstOtherButtonIndex])
9577             fprintf(input, "Y\n");
9578         fflush(input);
9579
9580         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9581     } else if ([context isEqualToString:@"fixhalf"]) {
9582         if (button == [alert cancelButtonIndex]) {
9583             @synchronized (self) {
9584                 for (Package *broken in (id) broken_) {
9585                     [broken remove];
9586
9587                     NSString *id = [broken id];
9588                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9589                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9590                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9591                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9592                 }
9593
9594                 [self resolve];
9595                 [self perform];
9596             }
9597         } else if (button == [alert firstOtherButtonIndex]) {
9598             [broken_ removeAllObjects];
9599             [self _loaded];
9600         }
9601
9602         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9603     } else if ([context isEqualToString:@"upgrade"]) {
9604         if (button == [alert firstOtherButtonIndex]) {
9605             @synchronized (self) {
9606                 for (Package *essential in (id) essential_)
9607                     [essential install];
9608
9609                 [self resolve];
9610                 [self perform];
9611             }
9612         } else if (button == [alert firstOtherButtonIndex] + 1) {
9613             [self distUpgrade];
9614         } else if (button == [alert cancelButtonIndex]) {
9615             Ignored_ = YES;
9616         }
9617
9618         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9619     }
9620 }
9621
9622 - (void) system:(NSString *)command {
9623     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9624
9625     _trace();
9626     system([command UTF8String]);
9627     _trace();
9628
9629     [pool release];
9630 }
9631
9632 - (void) applicationWillSuspend {
9633     [database_ clean];
9634     [super applicationWillSuspend];
9635 }
9636
9637 - (BOOL) isSafeToSuspend {
9638     if (locked_ != 0) {
9639 #if !ForRelease
9640         NSLog(@"isSafeToSuspend: locked_ != 0");
9641 #endif
9642         return false;
9643     }
9644
9645     // Use external process status API internally.
9646     // This is probably a really bad idea.
9647     // XXX: what is the point of this? does this solve anything at all?
9648     uint64_t status = 0;
9649     int notify_token;
9650     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9651         notify_get_state(notify_token, &status);
9652         notify_cancel(notify_token);
9653     }
9654
9655     if (status != 0) {
9656 #if !ForRelease
9657         NSLog(@"isSafeToSuspend: status != 0");
9658 #endif
9659         return false;
9660     }
9661
9662 #if !ForRelease
9663     NSLog(@"isSafeToSuspend: -> true");
9664 #endif
9665     return true;
9666 }
9667
9668 - (void) applicationSuspend:(__GSEvent *)event {
9669     if ([self isSafeToSuspend])
9670         [super applicationSuspend:event];
9671 }
9672
9673 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9674     if ([self isSafeToSuspend])
9675         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9676 }
9677
9678 - (void) _setSuspended:(BOOL)value {
9679     if ([self isSafeToSuspend])
9680         [super _setSuspended:value];
9681 }
9682
9683 - (UIProgressHUD *) addProgressHUD {
9684     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9685     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9686
9687     [window_ setUserInteractionEnabled:NO];
9688
9689     UIViewController *target(tabbar_);
9690     if (UIViewController *modal = [target modalViewController])
9691         target = modal;
9692
9693     [hud showInView:[target view]];
9694
9695     [self lockSuspend];
9696     return hud;
9697 }
9698
9699 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9700     [self unlockSuspend];
9701     [hud hide];
9702     [hud removeFromSuperview];
9703     [window_ setUserInteractionEnabled:YES];
9704 }
9705
9706 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9707     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9708 }
9709
9710 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9711     NSString *scheme([[url scheme] lowercaseString]);
9712     if ([[url absoluteString] length] <= [scheme length] + 3)
9713         return nil;
9714     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9715     NSArray *components([path componentsSeparatedByString:@"/"]);
9716
9717     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9718         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9719         if (controller != nil)
9720             [controller setDelegate:self];
9721         return controller;
9722     }
9723
9724     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9725         return nil;
9726
9727     NSString *base([components objectAtIndex:0]);
9728
9729     CyteViewController *controller = nil;
9730
9731     if ([base isEqualToString:@"url"]) {
9732         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9733         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9734         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9735     } else if (!external && [components count] == 1) {
9736         if ([base isEqualToString:@"manage"]) {
9737             controller = [[[ManageController alloc] init] autorelease];
9738         }
9739
9740         if ([base isEqualToString:@"storage"]) {
9741             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9742         }
9743
9744         if ([base isEqualToString:@"sources"]) {
9745             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9746         }
9747
9748         if ([base isEqualToString:@"home"]) {
9749             controller = [[[HomeController alloc] init] autorelease];
9750         }
9751
9752         if ([base isEqualToString:@"sections"]) {
9753             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9754         }
9755
9756         if ([base isEqualToString:@"search"]) {
9757             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9758         }
9759
9760         if ([base isEqualToString:@"changes"]) {
9761             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9762         }
9763
9764         if ([base isEqualToString:@"installed"]) {
9765             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9766         }
9767     } else if ([components count] == 2) {
9768         NSString *argument = [components objectAtIndex:1];
9769
9770         if ([base isEqualToString:@"package"]) {
9771             controller = [self pageForPackage:argument withReferrer:referrer];
9772         }
9773
9774         if (!external && [base isEqualToString:@"search"]) {
9775             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9776         }
9777
9778         if (!external && [base isEqualToString:@"sections"]) {
9779             if ([argument isEqualToString:@"all"])
9780                 argument = nil;
9781             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9782         }
9783
9784         if (!external && [base isEqualToString:@"sources"]) {
9785             if ([argument isEqualToString:@"add"]) {
9786                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9787                 [(SourcesController *)controller showAddSourcePrompt];
9788             } else {
9789                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9790                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9791             }
9792         }
9793
9794         if (!external && [base isEqualToString:@"launch"]) {
9795             [self launchApplicationWithIdentifier:argument suspended:NO];
9796             return nil;
9797         }
9798     } else if (!external && [components count] == 3) {
9799         NSString *arg1 = [components objectAtIndex:1];
9800         NSString *arg2 = [components objectAtIndex:2];
9801
9802         if ([base isEqualToString:@"package"]) {
9803             if ([arg2 isEqualToString:@"settings"]) {
9804                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9805             } else if ([arg2 isEqualToString:@"files"]) {
9806                 if (Package *package = [database_ packageWithName:arg1]) {
9807                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9808                     [(FileTable *)controller setPackage:package];
9809                 }
9810             }
9811         }
9812     }
9813
9814     [controller setDelegate:self];
9815     return controller;
9816 }
9817
9818 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9819     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9820
9821     if (page != nil)
9822         [tabbar_ setUnselectedViewController:page];
9823
9824     return page != nil;
9825 }
9826
9827 - (void) applicationOpenURL:(NSURL *)url {
9828     [super applicationOpenURL:url];
9829
9830     if (!loaded_)
9831         starturl_ = url;
9832     else
9833         [self openCydiaURL:url forExternal:YES];
9834 }
9835
9836 - (void) applicationWillResignActive:(UIApplication *)application {
9837     // Stop refreshing if you get a phone call or lock the device.
9838     if ([tabbar_ updating])
9839         [tabbar_ cancelUpdate];
9840
9841     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9842         [super applicationWillResignActive:application];
9843 }
9844
9845 - (void) saveState {
9846     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9847     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9848     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9849     Changed_ = true;
9850
9851     [self _saveConfig];
9852 }
9853
9854 - (void) applicationWillTerminate:(UIApplication *)application {
9855     [self saveState];
9856 }
9857
9858 - (void) setConfigurationData:(NSString *)data {
9859     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9860
9861     if (!conffile_r(data)) {
9862         lprintf("E:invalid conffile\n");
9863         return;
9864     }
9865
9866     NSString *ofile = conffile_r[1];
9867     //NSString *nfile = conffile_r[2];
9868
9869     UIAlertView *alert = [[[UIAlertView alloc]
9870         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9871         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9872         delegate:self
9873         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9874         otherButtonTitles:
9875             UCLocalize("ACCEPT_NEW_COPY"),
9876             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9877         nil
9878     ] autorelease];
9879
9880     [alert setContext:@"conffile"];
9881     [alert setNumberOfRows:2];
9882     [alert show];
9883 }
9884
9885 - (void) addStashController {
9886     [self lockSuspend];
9887     stash_ = [[[StashController alloc] init] autorelease];
9888     [window_ addSubview:[stash_ view]];
9889 }
9890
9891 - (void) removeStashController {
9892     [[stash_ view] removeFromSuperview];
9893     stash_ = nil;
9894     [self unlockSuspend];
9895 }
9896
9897 - (void) stash {
9898     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9899     UpdateExternalStatus(1);
9900     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9901     UpdateExternalStatus(0);
9902
9903     [self removeStashController];
9904
9905     pid_t pid(ExecFork());
9906     if (pid == 0) {
9907         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9908         perror("launchctl stop");
9909
9910         exit(0);
9911     } ReapZombie(pid);
9912 }
9913
9914 - (void) setupViewControllers {
9915     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9916
9917     NSMutableArray *items;
9918     if (kCFCoreFoundationVersionNumber < 800) {
9919         items = [NSMutableArray arrayWithObjects:
9920             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9921             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9922             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9923             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9924         nil];
9925
9926         if (IsWildcat_) {
9927             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9928             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9929         } else {
9930             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9931         }
9932     } else {
9933         items = [NSMutableArray arrayWithObjects:
9934             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
9935             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
9936             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
9937             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
9938         nil];
9939
9940         if (IsWildcat_) {
9941             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source7.png"] selectedImage:[UIImage applicationImageNamed:@"source7s.png"]] autorelease] atIndex:3];
9942             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
9943         } else {
9944             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
9945         }
9946     }
9947
9948     NSMutableArray *controllers([NSMutableArray array]);
9949     for (UITabBarItem *item in items) {
9950         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9951         [controller setTabBarItem:item];
9952         [controllers addObject:controller];
9953     }
9954     [tabbar_ setViewControllers:controllers];
9955
9956     [tabbar_ setUpdateDelegate:self];
9957 }
9958
9959 - (void) _sendMemoryWarningNotification {
9960     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9961         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9962     else
9963         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9964 }
9965
9966 - (void) _sendMemoryWarningNotifications {
9967     while (true) {
9968         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9969         sleep(2);
9970         //usleep(2000000);
9971     }
9972 }
9973
9974 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9975     NSLog(@"--");
9976     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9977 }
9978
9979 - (void) applicationDidFinishLaunching:(id)unused {
9980     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9981
9982 _trace();
9983     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9984         [self setApplicationSupportsShakeToEdit:NO];
9985
9986     @synchronized (HostConfig_) {
9987         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9988     }
9989
9990     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9991         initWithMemoryCapacity:524288
9992         diskCapacity:10485760
9993         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
9994     ] autorelease]];
9995
9996     [CydiaWebViewController _initialize];
9997
9998     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9999
10000     // this would disallow http{,s} URLs from accessing this data
10001     //[WebView registerURLSchemeAsLocal:@"cydia"];
10002
10003     Font12_ = [UIFont systemFontOfSize:12];
10004     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10005     Font14_ = [UIFont systemFontOfSize:14];
10006     Font18_ = [UIFont systemFontOfSize:18];
10007     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10008     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10009
10010     essential_ = [NSMutableArray arrayWithCapacity:4];
10011     broken_ = [NSMutableArray arrayWithCapacity:4];
10012
10013     // XXX: I really need this thing... like, seriously... I'm sorry
10014     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10015
10016     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10017     [window_ orderFront:self];
10018     [window_ makeKey:self];
10019     [window_ setHidden:NO];
10020
10021     if (false) stash: {
10022         [self addStashController];
10023         // XXX: this would be much cleaner as a yieldToSelector:
10024         // that way the removeStashController could happen right here inline
10025         // we also could no longer require the useless stash_ field anymore
10026         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10027         return;
10028     }
10029
10030     struct stat root;
10031     int error(stat("/", &root));
10032     _assert(error != -1);
10033
10034     #define Stash_(path) do { \
10035         struct stat folder; \
10036         int error(lstat((path), &folder)); \
10037         if (error != -1 && ( \
10038             folder.st_dev == root.st_dev && \
10039             S_ISDIR(folder.st_mode) \
10040         ) || error == -1 && ( \
10041             errno == ENOENT || \
10042             errno == ENOTDIR \
10043         )) goto stash; \
10044     } while (false)
10045
10046     Stash_("/Applications");
10047     Stash_("/Library/Ringtones");
10048     Stash_("/Library/Wallpaper");
10049     //Stash_("/usr/bin");
10050     Stash_("/usr/include");
10051     Stash_("/usr/lib/pam");
10052     Stash_("/usr/share");
10053     //Stash_("/var/lib");
10054
10055     database_ = [Database sharedInstance];
10056     [database_ setDelegate:self];
10057
10058     [window_ setUserInteractionEnabled:NO];
10059     [self setupViewControllers];
10060
10061     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10062     [window_ addSubview:[emulated_ view]];
10063     if ([window_ respondsToSelector:@selector(setRootViewController:)])
10064         [window_ setRootViewController:emulated_];
10065
10066     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10067 _trace();
10068 }
10069
10070 - (NSArray *) defaultStartPages {
10071     NSMutableArray *standard = [NSMutableArray array];
10072     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10073     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10074     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10075     if (!IsWildcat_) {
10076         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10077     } else {
10078         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10079         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10080     }
10081     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10082     return standard;
10083 }
10084
10085 - (void) loadData {
10086 _trace();
10087     if (Role_ == nil) {
10088         [window_ setUserInteractionEnabled:YES];
10089         [self showSettings];
10090         return;
10091     } else {
10092         if ([emulated_ modalViewController] != nil)
10093             [emulated_ dismissModalViewControllerAnimated:YES];
10094         [window_ setUserInteractionEnabled:NO];
10095     }
10096
10097     [self reloadDataWithInvocation:nil];
10098     [self refreshIfPossible];
10099     PrintTimes();
10100
10101     [self disemulate];
10102
10103     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10104     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10105     int standardIndex = 0;
10106     NSArray *standard = [self defaultStartPages];
10107
10108     BOOL valid = YES;
10109
10110     if (saved == nil)
10111         valid = NO;
10112
10113     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10114     if (valid && closed != nil) {
10115         NSTimeInterval interval([closed timeIntervalSinceNow]);
10116         // XXX: Is 30 minutes the optimal time here?
10117         if (interval <= -(30*60))
10118             valid = NO;
10119     }
10120
10121     if (valid && [saved count] != [standard count])
10122         valid = NO;
10123
10124     if (valid) {
10125         for (unsigned int i = 0; i < [standard count]; i++) {
10126             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10127             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10128             //      but it's good enough for now.
10129             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10130                 valid = NO;
10131                 break;
10132             }
10133         }
10134     }
10135
10136     NSArray *items = nil;
10137     if (valid) {
10138         [tabbar_ setSelectedIndex:savedIndex];
10139         items = saved;
10140     } else {
10141         [tabbar_ setSelectedIndex:standardIndex];
10142         items = standard;
10143     }
10144
10145     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10146         NSArray *stack = [items objectAtIndex:tab];
10147         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10148         NSMutableArray *current = [NSMutableArray array];
10149
10150         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10151             NSString *addr = [stack objectAtIndex:nav];
10152             NSURL *url = [NSURL URLWithString:addr];
10153             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10154             if (page != nil)
10155                 [current addObject:page];
10156         }
10157
10158         [navigation setViewControllers:current];
10159     }
10160
10161     // (Try to) show the startup URL.
10162     if (starturl_ != nil) {
10163         [self openCydiaURL:starturl_ forExternal:NO];
10164         starturl_ = nil;
10165     }
10166 }
10167
10168 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10169     if (item != nil && IsWildcat_) {
10170         [sheet showFromBarButtonItem:item animated:YES];
10171     } else {
10172         [sheet showInView:window_];
10173     }
10174 }
10175
10176 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10177     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10178     [progress setTitle:task];
10179     [progress addProgressEvent:event];
10180 }
10181
10182 - (void) addProgressEventForTask:(NSArray *)data {
10183     CydiaProgressEvent *event([data objectAtIndex:0]);
10184     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10185     [self addProgressEvent:event forTask:task];
10186 }
10187
10188 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10189     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10190 }
10191
10192 @end
10193
10194 /*IMP alloc_;
10195 id Alloc_(id self, SEL selector) {
10196     id object = alloc_(self, selector);
10197     lprintf("[%s]A-%p\n", self->isa->name, object);
10198     return object;
10199 }*/
10200
10201 /*IMP dealloc_;
10202 id Dealloc_(id self, SEL selector) {
10203     id object = dealloc_(self, selector);
10204     lprintf("[%s]D-%p\n", self->isa->name, object);
10205     return object;
10206 }*/
10207
10208 static NSSet *MobilizedFiles_;
10209
10210 static NSURL *MobilizeURL(NSURL *url) {
10211     NSString *path([url path]);
10212     if ([path hasPrefix:@"/var/root/"]) {
10213         NSString *file([path substringFromIndex:10]);
10214         if ([MobilizedFiles_ containsObject:file])
10215             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10216     }
10217
10218     return url;
10219 }
10220
10221 Class $CFXPreferencesPropertyListSource;
10222 @class CFXPreferencesPropertyListSource;
10223
10224 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10225     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10226     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10227     url = MobilizeURL(url);
10228     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10229     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10230     url = old;
10231     [pool release];
10232     return value;
10233 }
10234
10235 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10236     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10237     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10238     url = MobilizeURL(url);
10239     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10240     //NSLog(@"%@ %@", [url absoluteString], value);
10241     url = old;
10242     [pool release];
10243     return value;
10244 }
10245
10246 Class $NSURLConnection;
10247
10248 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10249     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10250
10251     NSURL *url([copy URL]);
10252
10253     NSString *host([url host]);
10254     NSString *scheme([[url scheme] lowercaseString]);
10255
10256     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10257
10258     @synchronized (HostConfig_) {
10259         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10260             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10261                 [copy setHTTPShouldUsePipelining:YES];
10262
10263         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10264             if ([control isEqualToString:@"max-age=0"])
10265                 if ([CachedURLs_ containsObject:url]) {
10266 #if !ForRelease
10267                     NSLog(@"~~~: %@", url);
10268 #endif
10269
10270                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10271
10272                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10273                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10274                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10275                 }
10276     }
10277
10278     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10279     } return self;
10280 }
10281
10282 Class $WAKWindow;
10283
10284 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10285     CGSize size([[UIScreen mainScreen] bounds].size);
10286     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10287         if ([$WAKWindow hasLandscapeOrientation])
10288             std::swap(size.width, size.height);*/
10289     return size;
10290 }
10291
10292 Class $NSUserDefaults;
10293
10294 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10295     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10296         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10297     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10298 }
10299
10300 int main(int argc, char *argv[]) {
10301     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10302
10303     _trace();
10304
10305     UpdateExternalStatus(0);
10306
10307     UIScreen *screen([UIScreen mainScreen]);
10308     if ([screen respondsToSelector:@selector(scale)])
10309         ScreenScale_ = [screen scale];
10310     else
10311         ScreenScale_ = 1;
10312
10313     UIDevice *device([UIDevice currentDevice]);
10314     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10315         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10316         if (idiom == UIUserInterfaceIdiomPad)
10317             IsWildcat_ = true;
10318     }
10319
10320     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10321
10322     Pcre pattern("^([0-9]+\\.[0-9]+)");
10323
10324     if (pattern([device systemVersion]))
10325         Firmware_ = pattern[1];
10326     if (pattern(Cydia_))
10327         Major_ = pattern[1];
10328
10329     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10330
10331     HostConfig_ = [[[NSObject alloc] init] autorelease];
10332     @synchronized (HostConfig_) {
10333         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10334         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10335         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10336         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10337         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10338     }
10339
10340     NSString *ui(@"ui/ios");
10341     if (Idiom_ != nil)
10342         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10343     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10344     UI_ = CydiaURL(ui);
10345
10346     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10347
10348     MobilizedFiles_ = [NSMutableSet setWithObjects:
10349         @"Library/Preferences/com.apple.Accessibility.plist",
10350         @"Library/Preferences/com.apple.preferences.sounds.plist",
10351     nil];
10352
10353     /* Library Hacks {{{ */
10354     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10355
10356     $WAKWindow = objc_getClass("WAKWindow");
10357     if ($WAKWindow != NULL)
10358         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10359             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10360
10361     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10362
10363     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10364     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10365         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10366         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10367     }
10368
10369     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10370     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10371         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10372         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10373     }
10374
10375     $NSURLConnection = objc_getClass("NSURLConnection");
10376     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10377     if (NSURLConnection$init$ != NULL) {
10378         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10379         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10380     }
10381
10382     $NSUserDefaults = objc_getClass("NSUserDefaults");
10383     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10384     if (NSUserDefaults$objectForKey$ != NULL) {
10385         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10386         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10387     }
10388     /* }}} */
10389     /* Set Locale {{{ */
10390     Locale_ = CFLocaleCopyCurrent();
10391     Languages_ = [NSLocale preferredLanguages];
10392
10393     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10394     //NSLog(@"%@", [Languages_ description]);
10395
10396     const char *lang;
10397     if (Locale_ != NULL)
10398         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10399     else if (Languages_ != nil && [Languages_ count] != 0)
10400         lang = [[Languages_ objectAtIndex:0] UTF8String];
10401     else
10402         // XXX: consider just setting to C and then falling through?
10403         lang = NULL;
10404
10405     if (lang != NULL) {
10406         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10407         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10408     }
10409
10410     NSLog(@"Setting Language: %s", lang);
10411
10412     if (lang != NULL) {
10413         setenv("LANG", lang, true);
10414         std::setlocale(LC_ALL, lang);
10415     }
10416     /* }}} */
10417
10418     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10419
10420     /* Parse Arguments {{{ */
10421     bool substrate(false);
10422
10423     if (argc != 0) {
10424         char **args(argv);
10425         int arge(1);
10426
10427         for (int argi(1); argi != argc; ++argi)
10428             if (strcmp(argv[argi], "--") == 0) {
10429                 arge = argi;
10430                 argv[argi] = argv[0];
10431                 argv += argi;
10432                 argc -= argi;
10433                 break;
10434             }
10435
10436         for (int argi(1); argi != arge; ++argi)
10437             if (strcmp(args[argi], "--substrate") == 0)
10438                 substrate = true;
10439             else
10440                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10441     }
10442     /* }}} */
10443
10444     App_ = [[NSBundle mainBundle] bundlePath];
10445     Advanced_ = YES;
10446
10447     setuid(0);
10448     setgid(0);
10449
10450     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10451         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10452
10453     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10454
10455     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10456     alloc_ = alloc->method_imp;
10457     alloc->method_imp = (IMP) &Alloc_;*/
10458
10459     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10460     dealloc_ = dealloc->method_imp;
10461     dealloc->method_imp = (IMP) &Dealloc_;*/
10462
10463     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10464     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10465
10466     /* System Information {{{ */
10467     size_t size;
10468
10469     int maxproc;
10470     size = sizeof(maxproc);
10471     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10472         perror("sysctlbyname(\"kern.maxproc\", ?)");
10473     else if (maxproc < 64) {
10474         maxproc = 64;
10475         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10476             perror("sysctlbyname(\"kern.maxproc\", #)");
10477     }
10478
10479     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10480     char *osversion = new char[size];
10481     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10482         perror("sysctlbyname(\"kern.osversion\", ?)");
10483     else
10484         System_ = [NSString stringWithUTF8String:osversion];
10485
10486     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10487     char *machine = new char[size];
10488     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10489         perror("sysctlbyname(\"hw.machine\", ?)");
10490     else
10491         Machine_ = machine;
10492
10493     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10494     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10495     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10496
10497     UniqueID_ = UniqueIdentifier(device);
10498
10499     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10500         Product_ = [info objectForKey:@"SafariProductVersion"];
10501         Safari_ = [info objectForKey:@"CFBundleVersion"];
10502     }
10503
10504     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10505
10506     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10507         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10508     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10509         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10510     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10511         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10512
10513     UserAgent_ = agent;
10514     /* }}} */
10515     /* Load Database {{{ */
10516     _trace();
10517     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10518     _trace();
10519     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10520
10521     if (Metadata_ == NULL)
10522         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10523     else {
10524         Settings_ = [Metadata_ objectForKey:@"Settings"];
10525
10526         Packages_ = [Metadata_ objectForKey:@"Packages"];
10527
10528         Values_ = [Metadata_ objectForKey:@"Values"];
10529         Sections_ = [Metadata_ objectForKey:@"Sections"];
10530         Sources_ = [Metadata_ objectForKey:@"Sources"];
10531
10532         Token_ = [Metadata_ objectForKey:@"Token"];
10533
10534         Version_ = [Metadata_ objectForKey:@"Version"];
10535     }
10536
10537     if (Settings_ != nil)
10538         Role_ = [Settings_ objectForKey:@"Role"];
10539
10540     if (Values_ == nil) {
10541         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10542         [Metadata_ setObject:Values_ forKey:@"Values"];
10543     }
10544
10545     if (Sections_ == nil) {
10546         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10547         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10548     }
10549
10550     if (Sources_ == nil) {
10551         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10552         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10553     }
10554
10555     if (Version_ == nil) {
10556         Version_ = [NSNumber numberWithUnsignedInt:0];
10557         [Metadata_ setObject:Version_ forKey:@"Version"];
10558     }
10559
10560     if ([Version_ unsignedIntValue] == 0) {
10561         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10562         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10563         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10564         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10565
10566         Version_ = [NSNumber numberWithUnsignedInt:1];
10567         [Metadata_ setObject:Version_ forKey:@"Version"];
10568
10569         [Metadata_ removeObjectForKey:@"LastUpdate"];
10570
10571         Changed_ = true;
10572     }
10573     /* }}} */
10574
10575     CydiaWriteSources();
10576
10577     _trace();
10578     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10579     _trace();
10580
10581     if (Packages_ != nil) {
10582         bool fail(false);
10583         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10584         _trace();
10585
10586         if (!fail) {
10587             [Metadata_ removeObjectForKey:@"Packages"];
10588             Packages_ = nil;
10589             Changed_ = true;
10590         }
10591     }
10592
10593     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10594
10595 #define MobileSubstrate_(name) \
10596     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10597         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10598         if (handle == NULL) \
10599             NSLog(@"%s", dlerror()); \
10600     }
10601
10602     MobileSubstrate_(Activator)
10603     MobileSubstrate_(libstatusbar)
10604     MobileSubstrate_(SimulatedKeyEvents)
10605     MobileSubstrate_(WinterBoard)
10606
10607     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10608         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10609
10610     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10611
10612     if (access("/User", F_OK) != 0 || version != 6) {
10613         _trace();
10614         system("/usr/libexec/cydia/firmware.sh");
10615         _trace();
10616     }
10617
10618     _assert([[NSFileManager defaultManager]
10619         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10620         withIntermediateDirectories:YES
10621         attributes:nil
10622         error:NULL
10623     ]);
10624
10625     if (access("/tmp/cydia.chk", F_OK) == 0) {
10626         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10627             _assert(errno == ENOENT);
10628         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10629             _assert(errno == ENOENT);
10630     }
10631
10632     /* APT Initialization {{{ */
10633     _assert(pkgInitConfig(*_config));
10634     _assert(pkgInitSystem(*_config, _system));
10635
10636     if (lang != NULL)
10637         _config->Set("APT::Acquire::Translation", lang);
10638
10639     // XXX: this timeout might be important :(
10640     //_config->Set("Acquire::http::Timeout", 15);
10641
10642     _config->Set("Acquire::http::MaxParallel", 3);
10643     /* }}} */
10644     /* Color Choices {{{ */
10645     space_ = CGColorSpaceCreateDeviceRGB();
10646
10647     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10648     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10649     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10650     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10651     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10652     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10653     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10654     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10655     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10656     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10657
10658     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10659     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10660     /* }}}*/
10661     /* UIKit Configuration {{{ */
10662     // XXX: I have a feeling this was important
10663     //UIKeyboardDisableAutomaticAppearance();
10664     /* }}} */
10665
10666     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10667
10668     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10669     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10670     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10671
10672     PulseInterval_ = fast ? 50000 : 500000;
10673
10674     Colon_ = UCLocalize("COLON_DELIMITED");
10675     Elision_ = UCLocalize("ELISION");
10676     Error_ = UCLocalize("ERROR");
10677     Warning_ = UCLocalize("WARNING");
10678
10679     _trace();
10680     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10681
10682     CGColorSpaceRelease(space_);
10683     CFRelease(Locale_);
10684
10685     [pool release];
10686     return value;
10687 }