/**
* Create a new parser instance.
*
* @throws Exception if there is no basic xml support in your PHP installation.
*/
public function __construct()
{
if (self::$libxmlHasFlagSupport === false) {
if (!extension_loaded('libxml')) {
throw new Exception('The libxml extension is not loaded');
}
if (!extension_loaded('SimpleXML')) {
throw new Exception('The SimpleXML extension is not loaded');
}
self::$libxmlHasFlagSupport = version_compare(phpversion(), '5.1') != -1 && defined('LIBXML_VERSION');
}
}
