Сортировка контента по категориям

    public function getContentItems($ctype_name, $callback = null){
 
        $table_name = $this->table_prefix . $ctype_name;
 
        $this->select('u.nickname', 'user_nickname');
        $this->select('f.title', 'folder_title');
        $this->join('cms_users', 'u FORCE INDEX (PRIMARY)', 'u.id = i.user_id');
        $this->joinLeft('content_folders', 'f', 'f.id = i.folder_id');
 
        if (!$this->privacy_filter_disabled) { $this->filterPrivacy(); }
        if (!$this->approved_filter_disabled) { $this->filterApprovedOnly(); }
        if (!$this->delete_filter_disabled) { $this->filterAvailableOnly(); }
        if (!$this->pub_filter_disabled) { $this->filterPublishedOnly(); }
 
        if (!$this->order_by){ $this->orderBy('date_pub', 'desc')->forceIndex('date_pub'); }
 
        $this->useCache('content.list.'.$ctype_name);
 
        $user = cmsUser::getInstance();
 
        return $this->get($table_name, function($item, $model) use ($user, $callback, $ctype_name){
 
            $item['user'] = array(
                'id'        => $item['user_id'],
                'nickname'  => $item['user_nickname'],
                'is_friend' => $user->isFriend($item['user_id'])
            );
 
            if (is_callable($callback)){
                $item = $callback($item, $model, $ctype_name, $user);
            }
 
            return $item;
 
        });
 
    }