+- (NSString *) section {
+ const char *section = iterator_.Section();
+ return section == NULL ? nil : [[NSString stringWithUTF8String:section] stringByReplacingCharacter:'_' withCharacter:' '];
+}
+
+- (Address *) maintainer {
+ if (file_.end())
+ return nil;
+ pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
+ return [Address addressWithString:[NSString stringWithUTF8String:parser->Maintainer().c_str()]];
+}
+
+- (size_t) size {
+ return version_.end() ? 0 : version_->InstalledSize;
+}
+
+- (NSString *) description {
+ if (file_.end())
+ return nil;
+ pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
+ NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
+
+ NSArray *lines = [description componentsSeparatedByString:@"\n"];
+ NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
+ if ([lines count] < 2)
+ return nil;
+
+ NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
+ for (size_t i(1); i != [lines count]; ++i) {
+ NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
+ [trimmed addObject:trim];
+ }
+
+ return [trimmed componentsJoinedByString:@"\n"];
+}
+
+- (NSString *) index {
+ NSString *index = [[[self name] substringToIndex:1] uppercaseString];
+ return [index length] != 0 && isalpha([index characterAtIndex:0]) ? index : @"123";
+}
+
+- (NSDate *) seen {
+ return [[Packages_ objectForKey:id_] objectForKey:@"FirstSeen"];
+}
+
+- (NSString *) latest {
+ return latest_;
+}
+
+- (NSString *) installed {
+ return installed_;
+}
+
+- (BOOL) valid {
+ return !version_.end();
+}
+
+- (BOOL) upgradable {
+ pkgCache::VerIterator current = iterator_.CurrentVer();
+
+ if (current.end())
+ return [self essential];
+ else {
+ pkgCache::VerIterator candidate = [database_ policy]->GetCandidateVer(iterator_);
+ return !candidate.end() && candidate != current;
+ }
+}
+
+- (BOOL) essential {
+ return (iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES;
+}
+
+- (BOOL) broken {
+ return [database_ cache][iterator_].InstBroken();
+}
+
+- (BOOL) half {
+ unsigned char current = iterator_->CurrentState;
+ return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
+}
+
+- (BOOL) halfConfigured {
+ return iterator_->CurrentState == pkgCache::State::HalfConfigured;
+}
+
+- (BOOL) halfInstalled {
+ return iterator_->CurrentState == pkgCache::State::HalfInstalled;
+}
+
+- (BOOL) hasMode {
+ pkgDepCache::StateCache &state([database_ cache][iterator_]);
+ return state.Mode != pkgDepCache::ModeKeep;
+}
+
+- (NSString *) mode {
+ pkgDepCache::StateCache &state([database_ cache][iterator_]);
+
+ switch (state.Mode) {
+ case pkgDepCache::ModeDelete:
+ if ((state.iFlags & pkgDepCache::Purge) != 0)
+ return @"Purge";
+ else
+ return @"Remove";
+ _assert(false);
+ case pkgDepCache::ModeKeep:
+ if ((state.iFlags & pkgDepCache::AutoKept) != 0)
+ return nil;
+ else
+ return nil;
+ _assert(false);
+ case pkgDepCache::ModeInstall:
+ if ((state.iFlags & pkgDepCache::ReInstall) != 0)
+ return @"Reinstall";
+ else switch (state.Status) {
+ case -1:
+ return @"Downgrade";
+ case 0:
+ return @"Install";
+ case 1:
+ return @"Upgrade";
+ case 2:
+ return @"New Install";
+ default:
+ _assert(false);
+ }
+ default:
+ _assert(false);
+ }
+}
+
+- (NSString *) id {
+ return id_;
+}
+
+- (NSString *) name {
+ return name_ == nil ? id_ : name_;
+}
+
+- (NSString *) tagline {
+ return tagline_;
+}
+
+- (NSString *) icon {
+ return icon_;
+}
+
+- (NSString *) website {
+ return website_;
+}
+
+- (Address *) author {
+ return author_;
+}
+
+- (NSArray *) relationships {
+ return relationships_;
+}
+
+- (Source *) source {
+ if (!cached_) {
+ source_ = file_.end() ? nil : [[database_ getSource:file_.File()] retain];
+ cached_ = true;
+ }
+
+ return source_;
+}
+
+- (BOOL) matches:(NSString *)text {
+ if (text == nil)
+ return NO;
+
+ NSRange range;
+
+ range = [[self id] rangeOfString:text options:NSCaseInsensitiveSearch];
+ if (range.location != NSNotFound)
+ return YES;
+
+ range = [[self name] rangeOfString:text options:NSCaseInsensitiveSearch];
+ if (range.location != NSNotFound)
+ return YES;
+
+ range = [[self tagline] rangeOfString:text options:NSCaseInsensitiveSearch];
+ if (range.location != NSNotFound)
+ return YES;
+
+ return NO;
+}
+
+- (NSComparisonResult) compareByName:(Package *)package {
+ NSString *lhs = [self name];
+ NSString *rhs = [package name];
+
+ if ([lhs length] != 0 && [rhs length] != 0) {
+ unichar lhc = [lhs characterAtIndex:0];
+ unichar rhc = [rhs characterAtIndex:0];
+
+ if (isalpha(lhc) && !isalpha(rhc))
+ return NSOrderedAscending;
+ else if (!isalpha(lhc) && isalpha(rhc))
+ return NSOrderedDescending;
+ }
+
+ return [lhs caseInsensitiveCompare:rhs];
+}
+
+- (NSComparisonResult) compareBySection:(Package *)package {
+ NSString *lhs = [self section];
+ NSString *rhs = [package section];
+
+ if (lhs == NULL && rhs != NULL)
+ return NSOrderedAscending;
+ else if (lhs != NULL && rhs == NULL)
+ return NSOrderedDescending;
+ else if (lhs != NULL && rhs != NULL) {
+ NSComparisonResult result = [lhs caseInsensitiveCompare:rhs];
+ if (result != NSOrderedSame)
+ return result;
+ }
+
+ return NSOrderedSame;
+}
+
+- (NSComparisonResult) compareBySectionAndName:(Package *)package {
+ NSString *lhs = [self section];
+ NSString *rhs = [package section];
+
+ if (lhs == NULL && rhs != NULL)
+ return NSOrderedAscending;
+ else if (lhs != NULL && rhs == NULL)
+ return NSOrderedDescending;
+ else if (lhs != NULL && rhs != NULL) {
+ NSComparisonResult result = [lhs compare:rhs];
+ if (result != NSOrderedSame)
+ return result;
+ }
+
+ return [self compareByName:package];
+}
+
+- (NSComparisonResult) compareForChanges:(Package *)package {
+ BOOL lhs = [self upgradable];
+ BOOL rhs = [package upgradable];
+
+ if (lhs != rhs)
+ return lhs ? NSOrderedAscending : NSOrderedDescending;
+ else if (!lhs) {
+ switch ([[self seen] compare:[package seen]]) {
+ case NSOrderedAscending:
+ return NSOrderedDescending;
+ case NSOrderedSame:
+ break;
+ case NSOrderedDescending:
+ return NSOrderedAscending;
+ default:
+ _assert(false);
+ }
+ }
+
+ return [self compareByName:package];
+}
+
+- (void) install {
+ pkgProblemResolver *resolver = [database_ resolver];
+ resolver->Clear(iterator_);
+ resolver->Protect(iterator_);
+ pkgCacheFile &cache([database_ cache]);
+ cache->MarkInstall(iterator_, false);
+ pkgDepCache::StateCache &state((*cache)[iterator_]);
+ if (!state.Install())
+ cache->SetReInstall(iterator_, true);
+}
+
+- (void) remove {
+ pkgProblemResolver *resolver = [database_ resolver];
+ resolver->Clear(iterator_);
+ resolver->Protect(iterator_);
+ resolver->Remove(iterator_);
+ [database_ cache]->MarkDelete(iterator_, true);
+}
+
+- (NSNumber *) isSearchedForBy:(NSString *)search {
+ return [NSNumber numberWithBool:([self valid] && [self matches:search])];
+}
+
+- (NSNumber *) isInstalledInSection:(NSString *)section {
+ return [NSNumber numberWithBool:([self installed] != nil && (section == nil || [section isEqualToString:[self section]]))];
+}
+
+- (NSNumber *) isUninstalledInSection:(NSString *)name {
+ NSString *section = [self section];
+
+ return [NSNumber numberWithBool:([self valid] && [self installed] == nil && (
+ (name == nil ||
+ section == nil && [name length] == 0 ||
+ [name isEqualToString:section])
+ ))];
+}
+
+@end
+/* }}} */
+/* Section Class {{{ */
+@interface Section : NSObject {
+ NSString *name_;
+ size_t row_;
+ size_t count_;
+}
+
+- (Section *) initWithName:(NSString *)name row:(size_t)row;
+- (NSString *) name;
+- (size_t) row;
+- (size_t) count;
+- (void) addToCount;
+
+@end
+
+@implementation Section
+
+- (void) dealloc {
+ [name_ release];
+ [super dealloc];
+}
+
+- (Section *) initWithName:(NSString *)name row:(size_t)row {
+ if ((self = [super init]) != nil) {
+ name_ = [name retain];
+ row_ = row;
+ } return self;
+}
+
+- (NSString *) name {
+ return name_;
+}
+
+- (size_t) row {
+ return row_;
+}
+
+- (size_t) count {
+ return count_;
+}
+
+- (void) addToCount {
+ ++count_;
+}
+
+@end
+/* }}} */
+
+/* Database Implementation {{{ */
+@implementation Database
+
+- (void) dealloc {
+ _assert(false);
+ [super dealloc];
+}
+
+- (void) _readCydia:(NSNumber *)fd {
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
+ std::istream is(&ib);
+ std::string line;
+
+ while (std::getline(is, line)) {
+ const char *data(line.c_str());
+ //size_t size = line.size();
+ fprintf(stderr, "C:%s\n", data);
+ }
+
+ [pool release];
+ _assert(false);
+}
+
+- (void) _readStatus:(NSNumber *)fd {
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
+ std::istream is(&ib);
+ std::string line;
+
+ Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
+ Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
+
+ while (std::getline(is, line)) {
+ const char *data(line.c_str());
+ size_t size = line.size();
+ fprintf(stderr, "S:%s\n", data);
+
+ if (conffile_r(data, size)) {
+ [delegate_ setConfigurationData:conffile_r[1]];
+ } else if (strncmp(data, "status: ", 8) == 0) {
+ NSString *string = [NSString stringWithUTF8String:(data + 8)];
+ [delegate_ setProgressTitle:string];
+ } else if (pmstatus_r(data, size)) {
+ float percent([pmstatus_r[3] floatValue]);
+ [delegate_ setProgressPercent:(percent / 100)];
+
+ NSString *string = pmstatus_r[4];
+ std::string type([pmstatus_r[1] UTF8String]);
+
+ if (type == "pmerror")
+ [delegate_ setProgressError:string];
+ else if (type == "pmstatus")
+ [delegate_ setProgressTitle:string];
+ else if (type == "pmconffile")
+ [delegate_ setConfigurationData:string];
+ else _assert(false);
+ } else _assert(false);
+ }
+
+ [pool release];
+ _assert(false);
+}
+
+- (void) _readOutput:(NSNumber *)fd {
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
+ std::istream is(&ib);
+ std::string line;
+
+ while (std::getline(is, line)) {
+ fprintf(stderr, "O:%s\n", line.c_str());
+ [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
+ }
+
+ [pool release];
+ _assert(false);
+}
+
+- (FILE *) input {
+ return input_;
+}
+
+- (Package *) packageWithName:(NSString *)name {
+ if (static_cast<pkgDepCache *>(cache_) == NULL)
+ return nil;
+ pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
+ return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
+}
+
+- (Database *) init {
+ if ((self = [super init]) != nil) {
+ policy_ = NULL;
+ records_ = NULL;
+ resolver_ = NULL;
+ fetcher_ = NULL;
+ lock_ = NULL;
+
+ sources_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+ packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+
+ int fds[2];
+
+ _assert(pipe(fds) != -1);
+ cydiafd_ = fds[1];
+
+ _config->Set("APT::Keep-Fds::", cydiafd_);
+ setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 0"] UTF8String], _not(int));
+
+ [NSThread
+ detachNewThreadSelector:@selector(_readCydia:)
+ toTarget:self
+ withObject:[[NSNumber numberWithInt:fds[0]] retain]
+ ];
+
+ _assert(pipe(fds) != -1);
+ statusfd_ = fds[1];
+
+ [NSThread
+ detachNewThreadSelector:@selector(_readStatus:)
+ toTarget:self
+ withObject:[[NSNumber numberWithInt:fds[0]] retain]
+ ];
+
+ _assert(pipe(fds) != -1);
+ _assert(dup2(fds[0], 0) != -1);
+ _assert(close(fds[0]) != -1);
+
+ input_ = fdopen(fds[1], "a");
+
+ _assert(pipe(fds) != -1);
+ _assert(dup2(fds[1], 1) != -1);
+ _assert(close(fds[1]) != -1);
+
+ [NSThread
+ detachNewThreadSelector:@selector(_readOutput:)
+ toTarget:self
+ withObject:[[NSNumber numberWithInt:fds[0]] retain]
+ ];
+ } return self;
+}
+
+- (pkgCacheFile &) cache {
+ return cache_;
+}
+
+- (pkgDepCache::Policy *) policy {
+ return policy_;
+}
+
+- (pkgRecords *) records {
+ return records_;
+}
+
+- (pkgProblemResolver *) resolver {
+ return resolver_;
+}
+
+- (pkgAcquire &) fetcher {
+ return *fetcher_;
+}
+
+- (NSArray *) packages {
+ return packages_;
+}
+
+- (void) reloadData {
+ _error->Discard();
+
+ delete list_;
+ list_ = NULL;
+ manager_ = NULL;
+ delete lock_;
+ lock_ = NULL;
+ delete fetcher_;
+ fetcher_ = NULL;
+ delete resolver_;
+ resolver_ = NULL;
+ delete records_;
+ records_ = NULL;
+ delete policy_;
+ policy_ = NULL;
+
+ cache_.Close();
+
+ if (!cache_.Open(progress_, true)) {
+ std::string error;
+ if (!_error->PopMessage(error))
+ _assert(false);
+ _error->Discard();
+ fprintf(stderr, "cache_.Open():[%s]\n", error.c_str());
+
+ if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
+ [delegate_ repairWithSelector:@selector(configure)];
+ else if (error == "The package lists or status file could not be parsed or opened.")
+ [delegate_ repairWithSelector:@selector(update)];
+ // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
+ // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
+ // else if (error == "The list of sources could not be read.")
+ else _assert(false);
+
+ return;
+ }
+
+ now_ = [[NSDate date] retain];
+
+ policy_ = new pkgDepCache::Policy();
+ records_ = new pkgRecords(cache_);
+ resolver_ = new pkgProblemResolver(cache_);
+ fetcher_ = new pkgAcquire(&status_);
+ lock_ = NULL;
+
+ list_ = new pkgSourceList();
+ _assert(list_->ReadMainList());
+
+ _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
+ _assert(pkgApplyStatus(cache_));
+
+ if (cache_->BrokenCount() != 0) {
+ _assert(pkgFixBroken(cache_));
+ _assert(cache_->BrokenCount() == 0);
+ _assert(pkgMinimizeUpgrade(cache_));
+ }
+
+ [sources_ removeAllObjects];
+ for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
+ std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
+ for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
+ [sources_
+ setObject:[[[Source alloc] initWithMetaIndex:*source] autorelease]
+ forKey:[NSNumber numberWithLong:reinterpret_cast<uintptr_t>(*index)]
+ ];
+ }
+
+ [packages_ removeAllObjects];
+ for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
+ if (Package *package = [Package packageWithIterator:iterator database:self])
+ [packages_ addObject:package];
+
+ [packages_ sortUsingSelector:@selector(compareByName:)];
+}
+
+- (void) configure {
+ NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
+ system([dpkg UTF8String]);
+}
+
+- (void) clean {
+ if (lock_ != NULL)
+ return;
+
+ FileFd Lock;
+ Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+ _assert(!_error->PendingError());
+
+ pkgAcquire fetcher;
+ fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
+
+ class LogCleaner :
+ public pkgArchiveCleaner
+ {
+ protected:
+ virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
+ unlink(File);
+ }
+ } cleaner;
+
+ if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
+ std::string error;
+ while (_error->PopMessage(error))
+ fprintf(stderr, "ArchiveCleaner: %s\n", error.c_str());
+ }
+}
+
+- (void) prepare {
+ pkgRecords records(cache_);
+
+ lock_ = new FileFd();
+ lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+ _assert(!_error->PendingError());
+
+ pkgSourceList list;
+ // XXX: explain this with an error message
+ _assert(list.ReadMainList());
+
+ manager_ = (_system->CreatePM(cache_));
+ _assert(manager_->GetArchives(fetcher_, &list, &records));
+ _assert(!_error->PendingError());
+}
+
+- (void) perform {
+ NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
+ pkgSourceList list;
+ _assert(list.ReadMainList());
+ for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
+ [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
+ }
+
+ if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue)
+ return;
+
+ _system->UnLock();
+ pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
+
+ if (result == pkgPackageManager::Failed)
+ return;
+ if (_error->PendingError())
+ return;
+ if (result != pkgPackageManager::Completed)
+ return;
+
+ NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
+ pkgSourceList list;
+ _assert(list.ReadMainList());
+ for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
+ [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
+ }
+
+ if (![before isEqualToArray:after])
+ [self update];
+}
+
+- (void) upgrade {
+ _assert(pkgDistUpgrade(cache_));
+}
+
+- (void) update {
+ [self updateWithStatus:status_];
+}
+
+- (void) updateWithStatus:(Status &)status {
+ pkgSourceList list;
+ _assert(list.ReadMainList());
+
+ FileFd lock;
+ lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
+ _assert(!_error->PendingError());
+
+ pkgAcquire fetcher(&status);
+ _assert(list.GetIndexes(&fetcher));
+
+ if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
+ bool failed = false;
+ for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
+ if ((*item)->Status != pkgAcquire::Item::StatDone) {
+ (*item)->Finished();
+ failed = true;
+ }
+
+ if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
+ _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
+ _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
+ }
+
+ [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
+ Changed_ = true;
+ }
+}
+
+- (void) setDelegate:(id)delegate {
+ delegate_ = delegate;
+ status_.setDelegate(delegate);
+ progress_.setDelegate(delegate);
+}
+
+- (Source *) getSource:(const pkgCache::PkgFileIterator &)file {
+ pkgIndexFile *index(NULL);
+ list_->FindIndex(file, index);
+ return [sources_ objectForKey:[NSNumber numberWithLong:reinterpret_cast<uintptr_t>(index)]];
+}
+
+@end
+/* }}} */
+
+/* Confirmation View {{{ */
+void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString *key) {
+ if ([packages count] == 0)
+ return;
+
+ UITextView *text = GetTextView([packages count] == 0 ? @"n/a" : [packages componentsJoinedByString:@", "], 120, false);
+ [fields setObject:text forKey:key];
+
+ CGColor blue(space_, 0, 0, 0.4, 1);
+ [text setTextColor:blue];
+}
+
+@protocol ConfirmationViewDelegate
+- (void) cancel;
+- (void) confirm;
+@end
+
+@interface ConfirmationView : UIView {
+ Database *database_;
+ id delegate_;
+ UITransitionView *transition_;
+ UIView *overlay_;
+ UINavigationBar *navbar_;
+ UIPreferencesTable *table_;
+ NSMutableDictionary *fields_;
+ UIAlertSheet *essential_;
+}
+
+- (void) cancel;
+
+- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate;
+
+@end
+
+@implementation ConfirmationView
+
+- (void) dealloc {
+ [navbar_ setDelegate:nil];
+ [transition_ setDelegate:nil];
+ [table_ setDataSource:nil];
+
+ [transition_ release];
+ [overlay_ release];
+ [navbar_ release];
+ [table_ release];
+ [fields_ release];
+ if (essential_ != nil)
+ [essential_ release];
+ [super dealloc];
+}
+
+- (void) cancel {
+ [transition_ transition:7 toView:nil];
+ [delegate_ cancel];
+}
+
+- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
+ if (from != nil && to == nil)
+ [self removeFromSuperview];
+}
+
+- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
+ switch (button) {
+ case 0:
+ if (essential_ != nil)
+ [essential_ popupAlertAnimated:YES];
+ else
+ [delegate_ confirm];
+ break;
+
+ case 1:
+ [self cancel];
+ break;
+ }
+}
+
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+ NSString *context = [sheet context];
+
+ if ([context isEqualToString:@"remove"])
+ switch (button) {
+ case 1:
+ [delegate_ confirm];
+ break;
+ case 2:
+ [self cancel];
+ break;
+ default:
+ _assert(false);
+ }
+ else if ([context isEqualToString:@"unable"])
+ [self cancel];
+
+ [sheet dismiss];
+}
+
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+ return 2;
+}
+
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+ switch (group) {
+ case 0: return @"Statistics";
+ case 1: return @"Modifications";
+
+ default: _assert(false);
+ }
+}
+
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+ switch (group) {
+ case 0: return 3;
+ case 1: return [fields_ count];
+
+ default: _assert(false);
+ }
+}
+
+- (float) preferencesTable:(UIPreferencesTable *)table heightForRow:(int)row inGroup:(int)group withProposedHeight:(float)proposed {
+ if (group != 1 || row == -1)
+ return proposed;
+ else {
+ _assert(size_t(row) < [fields_ count]);
+ return [[[fields_ allValues] objectAtIndex:row] visibleTextRect].size.height + TextViewOffset_;
+ }
+}
+
+- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
+ UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
+ [cell setShowSelection:NO];
+
+ switch (group) {
+ case 0: switch (row) {
+ case 0: {
+ [cell setTitle:@"Downloading"];
+ [cell setValue:SizeString([database_ fetcher].FetchNeeded())];
+ } break;
+
+ case 1: {
+ [cell setTitle:@"Resuming At"];
+ [cell setValue:SizeString([database_ fetcher].PartialPresent())];
+ } break;
+
+ case 2: {
+ double size([database_ cache]->UsrSize());
+
+ if (size < 0) {
+ [cell setTitle:@"Disk Freeing"];
+ [cell setValue:SizeString(-size)];
+ } else {
+ [cell setTitle:@"Disk Using"];
+ [cell setValue:SizeString(size)];
+ }
+ } break;
+
+ default: _assert(false);
+ } break;
+
+ case 1:
+ _assert(size_t(row) < [fields_ count]);
+ [cell setTitle:[[fields_ allKeys] objectAtIndex:row]];
+ [cell addSubview:[[fields_ allValues] objectAtIndex:row]];
+ break;
+
+ default: _assert(false);
+ }
+
+ return cell;
+}
+
+- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate {
+ if ((self = [super initWithFrame:[view bounds]]) != nil) {
+ database_ = database;
+ delegate_ = delegate;
+
+ transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
+ [self addSubview:transition_];
+
+ overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+
+ CGSize navsize = [UINavigationBar defaultSize];
+ CGRect navrect = {{0, 0}, navsize};
+ CGRect bounds = [overlay_ bounds];
+
+ navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
+ if (Advanced_)
+ [navbar_ setBarStyle:1];
+ [navbar_ setDelegate:self];
+
+ UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Confirm"] autorelease];
+ [navbar_ pushNavigationItem:navitem];
+ [navbar_ showButtonsWithLeftTitle:@"Cancel" rightTitle:@"Confirm"];
+
+ fields_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+
+ NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
+ NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
+ NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
+ NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
+ NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
+
+ bool remove(false);
+
+ pkgCacheFile &cache([database_ cache]);
+ NSArray *packages = [database_ packages];
+ for (size_t i(0), e = [packages count]; i != e; ++i) {
+ Package *package = [packages objectAtIndex:i];
+ pkgCache::PkgIterator iterator = [package iterator];
+ pkgDepCache::StateCache &state(cache[iterator]);
+
+ NSString *name([package name]);
+
+ if (state.NewInstall())
+ [installing addObject:name];
+ else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
+ [reinstalling addObject:name];
+ else if (state.Upgrade())
+ [upgrading addObject:name];
+ else if (state.Downgrade())
+ [downgrading addObject:name];
+ else if (state.Delete()) {
+ if ([package essential])
+ remove = true;
+ [removing addObject:name];
+ }
+ }
+
+ if (!remove)
+ essential_ = nil;
+ else if (Advanced_ || true) {
+ essential_ = [[UIAlertSheet alloc]
+ initWithTitle:@"Remove Essential?"
+ buttons:[NSArray arrayWithObjects:
+ @"Yes (Force Removal)",
+ @"No (Safe, Recommended)",
+ nil]
+ defaultButtonIndex:1
+ delegate:self
+ context:@"remove"
+ ];
+
+ [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
+ [essential_ setBodyText:@"This operation requires the removal of one or more packages that are required for the continued operation of either Cydia or the iPhoneOS. If you continue you will almost certainly break something past Cydia's ability to fix it. Are you absolutely certain you wish to continue?"];
+ } else {
+ essential_ = [[UIAlertSheet alloc]
+ initWithTitle:@"Unable to Comply"
+ buttons:[NSArray arrayWithObjects:@"Okay", nil]
+ defaultButtonIndex:0
+ delegate:self
+ context:@"unable"
+ ];
+
+ [essential_ setBodyText:@"This operation requires the removal of one or more packages that are required for the continued operation of either Cydia or the iPhoneOS. In order to continue and force this operation you will need to be activate the Advanced mode undder to continue and force this operation you will need to be activate the Advanced mode under Settings."];
+ }
+
+ AddTextView(fields_, installing, @"Installing");
+ AddTextView(fields_, reinstalling, @"Reinstalling");
+ AddTextView(fields_, upgrading, @"Upgrading");
+ AddTextView(fields_, downgrading, @"Downgrading");
+ AddTextView(fields_, removing, @"Removing");
+
+ table_ = [[UIPreferencesTable alloc] initWithFrame:CGRectMake(
+ 0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
+ )];
+
+ [table_ setReusesTableCells:YES];
+ [table_ setDataSource:self];
+ [table_ reloadData];
+
+ [overlay_ addSubview:navbar_];
+ [overlay_ addSubview:table_];
+
+ [view addSubview:self];
+
+ [transition_ setDelegate:self];
+
+ UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
+ [transition_ transition:0 toView:blank];
+ [transition_ transition:3 toView:overlay_];
+ } return self;
+}
+
+@end
+/* }}} */
+
+/* Progress Data {{{ */
+@interface ProgressData : NSObject {
+ SEL selector_;
+ id target_;
+ id object_;
+}
+
+- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
+
+- (SEL) selector;
+- (id) target;
+- (id) object;
+@end
+
+@implementation ProgressData
+
+- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
+ if ((self = [super init]) != nil) {
+ selector_ = selector;
+ target_ = target;
+ object_ = object;
+ } return self;
+}
+
+- (SEL) selector {
+ return selector_;
+}
+
+- (id) target {
+ return target_;
+}
+
+- (id) object {
+ return object_;
+}
+
+@end
+/* }}} */
+/* Progress View {{{ */
+Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
+
+@interface ProgressView : UIView <
+ ConfigurationDelegate,
+ ProgressDelegate
+> {
+ _transient Database *database_;
+ UIView *view_;
+ UIView *background_;
+ UITransitionView *transition_;
+ UIView *overlay_;
+ UINavigationBar *navbar_;
+ UIProgressBar *progress_;
+ UITextView *output_;
+ UITextLabel *status_;
+ id delegate_;
+}
+
+- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
+
+- (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
+- (void) setContentView:(UIView *)view;
+- (void) resetView;
+
+- (void) _retachThread;
+- (void) _detachNewThreadData:(ProgressData *)data;
+- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
+
+@end
+
+@protocol ProgressViewDelegate
+- (void) progressViewIsComplete:(ProgressView *)sender;
+@end
+
+@implementation ProgressView
+
+- (void) dealloc {
+ [transition_ setDelegate:nil];
+ [navbar_ setDelegate:nil];
+
+ [view_ release];
+ if (background_ != nil)
+ [background_ release];
+ [transition_ release];
+ [overlay_ release];
+ [navbar_ release];
+ [progress_ release];
+ [output_ release];
+ [status_ release];
+ [super dealloc];
+}
+
+- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
+ if (bootstrap_ && from == overlay_ && to == view_)
+ exit(0);
+}
+
+- (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
+ if ((self = [super initWithFrame:frame]) != nil) {
+ database_ = database;
+ delegate_ = delegate;
+
+ transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
+ [transition_ setDelegate:self];
+
+ overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+
+ if (bootstrap_)
+ [overlay_ setBackgroundColor:Black_];
+ else {
+ background_ = [[UIView alloc] initWithFrame:[self bounds]];
+ [background_ setBackgroundColor:Black_];
+ [self addSubview:background_];
+ }
+
+ [self addSubview:transition_];
+
+ CGSize navsize = [UINavigationBar defaultSize];
+ CGRect navrect = {{0, 0}, navsize};
+
+ navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
+ [overlay_ addSubview:navbar_];
+
+ [navbar_ setBarStyle:1];
+ [navbar_ setDelegate:self];
+
+ UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
+ [navbar_ pushNavigationItem:navitem];
+
+ CGRect bounds = [overlay_ bounds];
+ CGSize prgsize = [UIProgressBar defaultSize];
+
+ CGRect prgrect = {{
+ (bounds.size.width - prgsize.width) / 2,
+ bounds.size.height - prgsize.height - 20
+ }, prgsize};
+
+ progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
+ [overlay_ addSubview:progress_];
+
+ status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
+ 10,
+ bounds.size.height - prgsize.height - 50,
+ bounds.size.width - 20,
+ 24
+ )];
+
+ [status_ setColor:White_];
+ [status_ setBackgroundColor:Clear_];
+
+ [status_ setCentersHorizontally:YES];
+ //[status_ setFont:font];
+
+ output_ = [[UITextView alloc] initWithFrame:CGRectMake(
+ 10,
+ navrect.size.height + 20,
+ bounds.size.width - 20,
+ bounds.size.height - navsize.height - 62 - navrect.size.height
+ )];
+
+ //[output_ setTextFont:@"Courier New"];
+ [output_ setTextSize:12];
+
+ [output_ setTextColor:White_];
+ [output_ setBackgroundColor:Clear_];
+
+ [output_ setMarginTop:0];
+ [output_ setAllowsRubberBanding:YES];
+
+ [overlay_ addSubview:output_];
+ [overlay_ addSubview:status_];
+
+ [progress_ setStyle:0];
+ } return self;
+}
+
+- (void) setContentView:(UIView *)view {
+ view_ = [view retain];
+}
+
+- (void) resetView {
+ [transition_ transition:6 toView:view_];
+}
+
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+ NSString *context = [sheet context];
+ if ([context isEqualToString:@"conffile"]) {
+ FILE *input = [database_ input];
+
+ switch (button) {
+ case 1:
+ fprintf(input, "N\n");
+ fflush(input);
+ break;
+ case 2:
+ fprintf(input, "Y\n");
+ fflush(input);
+ break;
+ default:
+ _assert(false);
+ }
+ }
+
+ [sheet dismiss];
+}
+
+- (void) _retachThread {
+ [delegate_ progressViewIsComplete:self];
+ [self resetView];
+}
+
+- (void) _detachNewThreadData:(ProgressData *)data {
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ [[data target] performSelector:[data selector] withObject:[data object]];
+ [data release];
+
+ [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
+
+ [pool release];
+}
+
+- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
+ UINavigationItem *item = [navbar_ topItem];
+ [item setTitle:title];
+
+ [status_ setText:nil];
+ [output_ setText:@""];
+ [progress_ setProgress:0];
+
+ [transition_ transition:6 toView:overlay_];
+
+ [NSThread
+ detachNewThreadSelector:@selector(_detachNewThreadData:)
+ toTarget:self
+ withObject:[[ProgressData alloc]
+ initWithSelector:selector
+ target:target
+ object:object
+ ]
+ ];
+}
+
+- (void) repairWithSelector:(SEL)selector {
+ [self
+ detachNewThreadSelector:selector
+ toTarget:database_
+ withObject:nil
+ title:@"Repairing..."
+ ];
+}
+
+- (void) setConfigurationData:(NSString *)data {
+ [self
+ performSelectorOnMainThread:@selector(_setConfigurationData:)
+ withObject:data
+ waitUntilDone:YES
+ ];
+}
+
+- (void) setProgressError:(NSString *)error {
+ [self
+ performSelectorOnMainThread:@selector(_setProgressError:)
+ withObject:error
+ waitUntilDone:YES
+ ];
+}
+
+- (void) setProgressTitle:(NSString *)title {
+ [self
+ performSelectorOnMainThread:@selector(_setProgressTitle:)
+ withObject:title
+ waitUntilDone:YES
+ ];
+}
+
+- (void) setProgressPercent:(float)percent {
+ [self
+ performSelectorOnMainThread:@selector(_setProgressPercent:)
+ withObject:[NSNumber numberWithFloat:percent]
+ waitUntilDone:YES
+ ];
+}
+
+- (void) addProgressOutput:(NSString *)output {
+ [self
+ performSelectorOnMainThread:@selector(_addProgressOutput:)
+ withObject:output
+ waitUntilDone:YES
+ ];
+}
+
+- (void) _setConfigurationData:(NSString *)data {
+ _assert(conffile_r(data));
+
+ NSString *ofile = conffile_r[1];
+ //NSString *nfile = conffile_r[2];
+
+ UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+ initWithTitle:@"Configuration Upgrade"
+ buttons:[NSArray arrayWithObjects:
+ @"Keep My Old Copy",
+ @"Accept The New Copy",
+ // XXX: @"See What Changed",
+ nil]
+ defaultButtonIndex:0
+ delegate:self
+ context:@"conffile"
+ ] autorelease];
+
+ [sheet setBodyText:[NSString stringWithFormat:
+ @"The following file has been changed by both the package maintainer and by you (or for you by a script).\n\n%@"
+ , ofile]];
+
+ [sheet popupAlertAnimated:YES];
+}
+
+- (void) _setProgressError:(NSString *)error {
+ UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+ initWithTitle:@"Package Error"
+ buttons:[NSArray arrayWithObjects:@"Okay", nil]
+ defaultButtonIndex:0
+ delegate:self
+ context:@"error"
+ ] autorelease];
+
+ [sheet setBodyText:error];
+ [sheet popupAlertAnimated:YES];
+}
+
+- (void) _setProgressTitle:(NSString *)title {
+ [status_ setText:[title stringByAppendingString:@"..."]];
+}
+
+- (void) _setProgressPercent:(NSNumber *)percent {
+ [progress_ setProgress:[percent floatValue]];
+}
+
+- (void) _addProgressOutput:(NSString *)output {
+ [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
+ CGSize size = [output_ contentSize];
+ CGRect rect = {{0, size.height}, {size.width, 0}};
+ [output_ scrollRectToVisible:rect animated:YES];
+}
+
+@end
+/* }}} */
+
+/* Package Cell {{{ */
+@interface PackageCell : UITableCell {
+ UIImageView *icon_;
+ UITextLabel *name_;
+ UITextLabel *description_;
+ UITextLabel *source_;
+ //UIImageView *trusted_;
+ UIImageView *badge_;
+ UITextLabel *status_;
+}
+
+- (PackageCell *) init;
+- (void) setPackage:(Package *)package;
+
+- (void) _setSelected:(float)fraction;
+- (void) setSelected:(BOOL)selected;
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
+- (void) _setSelectionFadeFraction:(float)fraction;
+
++ (int) heightForPackage:(Package *)package;
+
+@end
+
+@implementation PackageCell
+
+- (void) dealloc {
+ [icon_ release];
+ [name_ release];
+ [description_ release];
+ [source_ release];
+ [badge_ release];
+ [status_ release];
+ //[trusted_ release];
+ [super dealloc];
+}
+
+- (PackageCell *) init {
+ if ((self = [super init]) != nil) {
+ GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 20);
+ GSFontRef large = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 12);
+ GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 14);
+
+ icon_ = [[UIImageView alloc] initWithFrame:CGRectMake(10, 10, 30, 30)];
+
+ name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 8, 240, 25)];
+ [name_ setBackgroundColor:Clear_];
+ [name_ setFont:bold];
+
+ source_ = [[UITextLabel alloc] initWithFrame:CGRectMake(58, 28, 225, 20)];
+ [source_ setBackgroundColor:Clear_];
+ [source_ setFont:large];
+
+ description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 46, 280, 20)];
+ [description_ setBackgroundColor:Clear_];
+ [description_ setFont:small];
+
+ /*trusted_ = [[UIImageView alloc] initWithFrame:CGRectMake(30, 30, 16, 16)];
+ [trusted_ setImage:[UIImage applicationImageNamed:@"trusted.png"]];*/
+
+ badge_ = [[UIImageView alloc] initWithFrame:CGRectMake(17, 70, 16, 16)];
+
+ status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
+ [status_ setBackgroundColor:Clear_];
+ [status_ setFont:small];
+
+ [self addSubview:icon_];
+ [self addSubview:name_];
+ [self addSubview:description_];
+ [self addSubview:source_];
+ [self addSubview:badge_];
+ [self addSubview:status_];
+
+ CFRelease(small);
+ CFRelease(large);
+ CFRelease(bold);
+ } return self;
+}
+
+- (void) setPackage:(Package *)package {
+ Source *source = [package source];
+
+ UIImage *image = nil;
+ if (NSString *icon = [package icon])
+ image = [UIImage imageAtPath:[icon substringFromIndex:6]];
+ if (image == nil) if (NSString *icon = [source defaultIcon])
+ image = [UIImage imageAtPath:[icon substringFromIndex:6]];
+ if (image == nil)
+ image = [UIImage applicationImageNamed:@"unknown.png"];
+ [icon_ setImage:image];
+
+ if (image != nil) {
+ CGSize size = [image size];
+ float scale = 30 / std::max(size.width, size.height);
+ [icon_ zoomToScale:scale];
+ }
+
+ [icon_ setFrame:CGRectMake(10, 10, 30, 30)];
+
+ [name_ setText:[package name]];
+ [description_ setText:[package tagline]];
+
+ NSString *label = nil;
+ bool trusted = false;
+
+ if (source != nil) {
+ label = [source label];
+ trusted = [source trusted];
+ } else if ([[package id] isEqualToString:@"firmware"])
+ label = @"Apple";
+
+ if (label == nil)
+ label = @"Unknown/Local";
+
+ NSString *from = [NSString stringWithFormat:@"from %@", label];