think\Hook::get PHP Method

    public static function get($tag = '')
    {
        if (empty($tag)) {
            //获取全部的插件信息
            return self::$tags;
        } else {
            return array_key_exists($tag, self::$tags) ? self::$tags[$tag] : [];
        }
    }

 public function run(&$content)
 {
     if (isset($_GET['m']) && $_GET['m'] === 'Install') {
         return;
     }
     $data = S('hooks');
     if (!$data) {
         $hooks = M('Hooks')->getField('name,addons');
         foreach ($hooks as $key => $value) {
             if ($value) {
                 $map['status'] = 1;
                 $names = explode(',', $value);
                 $map['name'] = array('IN', $names);
                 $data = M('Addons')->where($map)->getField('id,name');
                 if ($data) {
                     $addons = array_intersect($names, $data);
                     Hook::add($key, array_map('get_addon_class', $addons));
                 }
             }
         }
         S('hooks', Hook::get());
     } else {
         Hook::import($data, false);
     }
 }