use Phalcon\Mvc\Model\Manager as ModelsManager;

//对模型进行别名处理

    $di->set('modelsManager', function() {

        return new ModelsManager();

    });

namespace App\Modules\Backend\Models;

use \Phalcon\Mvc\Model;

class Album extends Model {

    //id

    public $aid;

    //模板id

    public $atid;

    public $name;

    //影片id

    public $mid;

    //文章id

    public $nid;

    public $enable;

    public $create_time;

    public function beforeCreate()

    {

        if( is_null($this->create_time) )

            $this->create_time = time();

        if( is_null($this->enable) )

            $this->enable = 0;

    }

}

$cate = \App\Modules\Backend\Models\Album::findFirst(array(

            'conditions'=>"aid = :aid:",

            'bind'=>array('aid'=>$aid)

        ));

 $this->modelsManager->registerNamespaceAlias('m' , 'App\Modules\Backend\Models');       

        $currentPage = $this->getParam('page');

        $builder = $this->modelsManager->createBuilder()

            ->columns("aid,atid,name,mid,nid,create_time")

            ->from("m:Album")

            ->where("enable = 0")

            ->orderBy("aid ASC");