/**
* Asset Contents
*
* @param string $file
* @return string
*/
public static function assetContents($file)
{
$return = '';
if ($stylesheetPath = realpath(MgCacheHelper::$webRoot . $file)) {
// get file info
$pathinfo = pathinfo($file);
// set local var for temp use in callback
self::$assetDirectory = $pathinfo['dirname'];
// string replacement callback
$return = preg_replace_callback('/(url\\(\\s*[\'\\"]?)(.*?)([\'\\"]?\\s*\\))/', array('MgAssetHelper', 'assetContentHandler'), file_get_contents($stylesheetPath));
}
// reset local temp var
self::$assetDirectory = null;
return $return;
}