function setEngine()
 {
     $this->_filtersV[0] = array('attr' => 'from_id', 'values' => array($this->_engine->uid));
     parent::setEngine();
 }
 public function setEngine()
 {
     $this->_select = "*, IF(to_id={$this->_engine->uid} OR from_id={$this->_engine->uid}, 1, 0) as __is_ok";
     $this->_filtersV[0] = array('attr' => '__is_ok', 'values' => array(1));
     parent::setEngine();
 }