/**
* Process a JS file.
*
* @param string $js file content
* @param string $file
* @return string
*/
private static function process_js($js, $file)
{
if (strpos($file, '.min') === false and strpos($file, '.packed') === false) {
require_once PHPWG_ROOT_PATH . 'include/jshrink.class.php';
try {
$js = JShrink_Minifier::minify($js);
} catch (Exception $e) {
}
}
return trim($js, " \t\r\n;") . ";\n";
}
/**
* Minifier::minify takes a string containing javascript and removes
* unneeded characters in order to shrink the code without altering it's
* functionality.
*/
public static function minify($js, $options = array())
{
try {
ob_start();
$currentOptions = array_merge(self::$defaultOptions, $options);
if (!isset(self::$jshrink)) {
self::$jshrink = new JShrink_Minifier();
}
self::$jshrink->breakdownScript($js, $currentOptions);
return ob_get_clean();
} catch (Exception $e) {
if (isset(self::$jshrink)) {
self::$jshrink->clean();
}
ob_end_clean();
throw $e;
}
}
