cydia.mm

iPhone installation application

    records_ = NULL;
    delete policy_;
    policy_ = NULL;

    cache_.Close();

    if (!cache_.Open(progress_, true)) {
        std::string error;
        if (!_error->PopMessage(error))
            _assert(false);
        _error->Discard();
        lprintf("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))
            lprintf("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) {
        _trace();
        return;
    }

    bool failed = false;
    for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
        if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
            continue;

        std::string uri = (*item)->DescURI();
        std::string error = (*item)->ErrorText;

        lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
        failed = true;

        [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
            withObject:[NSArray arrayWithObjects:[NSString stringWithUTF8String:error.c_str()], nil]
            waitUntilDone:YES
        ];
    }

    if (failed) {
        _trace();
        return;
    }

    _system->UnLock();
    pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);

    if (_error->PendingError()) {
        _trace();
        return;
    }

    if (result == pkgPackageManager::Failed) {
        _trace();
        return;
    }

    if (result != pkgPackageManager::Completed) {
        _trace();
        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
/* }}} */

/* Pop Up Windows {{{ */
@interface PopUpView : UIView {
    _transient id delegate_;
    UITransitionView *transition_;
    UIView *overlay_;
}

- (void) cancel;
- (id) initWithView:(UIView *)view delegate:(id)delegate;

@end

@implementation PopUpView

- (void) dealloc {
    [transition_ setDelegate:nil];
    [transition_ release];
    [overlay_ release];
    [super dealloc];
}

- (void) cancel {
    [transition_ transition:UITransitionPushFromTop toView:nil];
}

- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
    if (from != nil && to == nil)
        [self removeFromSuperview];
}

- (id) initWithView:(UIView *)view delegate:(id)delegate {
    if ((self = [super initWithFrame:[view bounds]]) != nil) {
        delegate_ = delegate;

        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
        [self addSubview:transition_];

        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];

        [view addSubview:self];

        [transition_ setDelegate:self];

        UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
        [transition_ transition:UITransitionNone toView:blank];
        [transition_ transition:UITransitionPushFromBottom toView:overlay_];
    } return self;
}

@end
/* }}} */

/* Mail Composition {{{ */
@interface MailToView : PopUpView {
    MailComposeController *controller_;
}

- (id) initWithView:(UIView *)view delegate:(id)delegate url:(NSURL *)url;

@end

@implementation MailToView

- (void) dealloc {
    [controller_ release];
    [super dealloc];
}

#include "internals.h"

- (void) mailComposeControllerWillAttemptToSend:(MailComposeController *)controller {
    NSLog(@"will");
}

- (void) mailComposeControllerDidAttemptToSend:(MailComposeController *)controller mailDelivery:(id)delivery {
    NSLog(@"did:%@", delivery);
// [UIApp setStatusBarShowsProgress:NO];
if ([controller error]){
NSArray *buttons = [NSArray arrayWithObjects:@"OK", nil];
UIActionSheet *mailAlertSheet = [[UIActionSheet alloc] initWithTitle:@"Error" buttons:buttons defaultButtonIndex:0 delegate:self context:self];
[mailAlertSheet setBodyText:[controller error]];
[mailAlertSheet popupAlertAnimated:YES];
}
}

- (void) mailComposeControllerCompositionFinished:(MailComposeController *)controller {
    if ([controller needsDelivery])
        [controller deliverMessage];
    else
        [self cancel];
}

- (id) initWithView:(UIView *)view delegate:(id)delegate url:(NSURL *)url {
    if ((self = [super initWithView:view delegate:delegate]) != nil) {
        controller_ = [[MailComposeController alloc] initForContentSize:[overlay_ bounds].size];
        [controller_ setDelegate:self];
        [controller_ initializeUI];
        [controller_ setupForURL:url];

        UIView *view([controller_ view]);
        [overlay_ addSubview:view];
    } return self;
}

@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:[UIColor colorWithCGColor:blue]];
}

bool DepSubstrate(const pkgCache::VerIterator &iterator) {
    if (!iterator.end())
        for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
            if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
                continue;
            pkgCache::PkgIterator package(dep.TargetPkg());
            if (package.end())
                continue;
            if (strcmp(package.Name(), "mobilesubstrate") == 0)
                return true;
        }

    return false;
}

@protocol ConfirmationViewDelegate
- (void) cancel;
- (void) confirm;
@end

@interface ConfirmationView : PopUpView {
    Database *database_;
    UINavigationBar *navbar_;
    UIPreferencesTable *table_;
    NSMutableDictionary *fields_;
    UIActionSheet *essential_;
    BOOL substrate_;
}

- (void) cancel;

- (id) initWithView:(UIView *)view delegate:(id)delegate database:(Database *)database;

@end

@implementation ConfirmationView

- (void) dealloc {
    [navbar_ setDelegate:nil];
    [table_ setDataSource:nil];

    [navbar_ release];
    [table_ release];
    [fields_ release];
    if (essential_ != nil)
        [essential_ release];
    [super dealloc];
}

- (void) cancel {
    [super cancel];
    [delegate_ cancel];
}

- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
    switch (button) {
        case 0:
            if (essential_ != nil)
                [essential_ popupAlertAnimated:YES];
            else {
                if (substrate_)
                    Finish_ = 2;
                [delegate_ confirm];
            }
        break;

        case 1:
            [self cancel];
        break;
    }
}

- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
    NSString *context = [sheet context];

    if ([context isEqualToString:@"remove"])
        switch (button) {
            case 1:
                [self cancel];
                break;
            case 2:
                if (substrate_)
                    Finish_ = 2;
                [delegate_ confirm];
                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 ce