private function deletefile()
{
$path = __TYPECHO_ROOT_DIR__ . '/usr/plugins/APlayer/cache/';
foreach (glob($path . '*') as $filename) {
@unlink($filename);
}
Typecho_Widget::widget('Widget_Notice')->set(_t('歌词与封面链接,在线歌曲缓存已清空!'), NULL, 'success');
Typecho_Response::getInstance()->goBack();
}