public function executeAsset($request)
{
try {
$name = $this->getRequest()->getParameter('name');
$this->forward404Unless(sfDynamicsPackageDefinition::checkIsValidPackageName($name));
$extensionPosition = strrpos($name, '.');
$assetExtension = substr($name, $extensionPosition + 1);
$assetType = sfDynamics::getTypeFromExtension($assetExtension);
$name = substr($name, 0, $extensionPosition);
$this->package = sfDynamics::getManager()->getPackage($name);
$this->{'pre' . ucfirst($assetType)}();
return $this->renderText(sfDynamics::getRenderer()->getAsset($name, $this->package, $assetType, $assetExtension));
} catch (Exception $e) {
throw new sfError404Exception($e->getMessage());
}
}
/**
* parseXml
*
* @param mixed $xml
* @return void
*/
public function parseXml($xml)
{
if (!($xml && $xml instanceof SimpleXMLElement)) {
throw new InvalidArgumentException('Invalid XML given');
}
if ($xml->getName() != 'dynamics') {
throw new sfDynamicsConfigurationException('Invalid XML file.' . "\n\n" . 'Root node\'s tag name must be «dynamics».');
}
foreach ($xml->import as $import) {
if (!($resource = (string) $import['resource'])) {
throw new sfDynamicsConfigurationException('Invalid «import» tag.' . "\n\n" . 'A «resource» attribute is needed, containing the name of the resource to import.');
}
$this->doImport('config/' . $resource);
}
foreach ($xml->package as $package) {
$packageName = (string) $package['name'];
if (!sfDynamicsPackageDefinition::checkIsValidPackageName($packageName)) {
throw new sfConfigurationException(sprintf('Invalid package name «%s»', $packageName));
}
$this->doPackage($packageName, $package);
}
}