public static function determineUninstallOrder()
{
self::$uninstallOrder = array();
$dependencies = self::listDependencies();
$catalog = Package_Catalog::getCatalog();
foreach ($catalog as $id => $package) {
$reliance = self::graphReliance($dependencies, $package['packageName']);
self::$uninstallOrder = arr::merge(self::$uninstallOrder, $reliance);
}
self::$uninstallOrder = array_unique(self::$uninstallOrder);
self::$uninstallOrder = array_flip(self::$uninstallOrder);
}
public function commit()
{
foreach ($this->transaction as $operation => $identifiers) {
if ($operation == Package_Manager::OPERATION_UNINSTALL) {
Package_Message::log('debug', 'Sorting package ' . $operation . ' transaction list by dependencies');
Package_Dependency_Graph::determineUninstallOrder();
usort($identifiers, array('Package_Dependency_Graph', 'sortUninstall'));
} else {
Package_Message::log('debug', 'Sorting package ' . $operation . ' transaction list by requirements');
Package_Dependency_Graph::determineInstallOrder();
usort($identifiers, array('Package_Dependency_Graph', 'sortInstall'));
}
if (!Package_Operation::dispatch($operation, $identifiers)) {
throw new Package_Transaction_Exception('Unable to complete ' . $operation . ' of selected packages');
}
}
}