/**
* Looks up the asset group name in your config and takes
* all the files and settings from there
* @param $name - the name of the asset set to load (a-z 0-9 _ and - only)
* @return string
* @throws \InvalidArgumentException
*/
public function handleAssets($name)
{
// clean the name
$name = preg_replace('/[^a-z0-9-_]/u', '', strtolower($name));
// Get the name of the config key
$key = 'assets.filesets.' . $name;
// look the asset name up in the cache
//$url = $this->cache->get($key);
//if ($url != null)
// return $url;
// Check the file list is decent.
$fileList = $this->config->get($key . '.files.*', array());
if (!is_array($fileList) || count($fileList) == 0) {
throw new \InvalidArgumentException("Asset File list for '{$name}' is missing or empty. Can't generate asset files");
}
// check that the type is one of the ones we support
$type = $this->config->get($key . '.type', 'css');
if (!preg_match('/css|js/u', $type)) {
throw new \InvalidArgumentException("Asset File list for '{$name}'' uses invalid type of '{$type}''");
}
// built the filter list...
$filters = array();
if ($type == 'css') {
$filters = array(new CssMinifyFilter());
}
// Build the target name
$target = $name . '-%token%.' . $type;
// Finally, generate the content, write it to the cache, and return it
$url = $this->handleGeneralAssets($fileList, $target, $filters);
$this->cache->set($key, $url, $this->cacheTime);
return $url;
}
public function __construct(KernelInterface $kernel)
{
// Perform the default construction
parent::__construct($kernel);
// Default the cached path to something sane
// though we recommend that this be overridden in the service setup
$this->setCacheFilename($this->getDefaultCacheFilename());
}
