/**
  * format item prop data to json format from post
  * @param $itemProps
  * @return array
  * @author Lujie.Zhou(gao_lujie@live.cn, qq:821293064).
  */
 protected function handleItemProps($itemProps)
 {
     $props = array();
     $props_name = array();
     foreach ($itemProps as $pid => $vid) {
         $itemProp = ItemProp::findOne(['prop_id' => $pid]);
         $pname = $itemProp->prop_name;
         if (is_array($vid)) {
             $props[$pid] = array();
             $props_name[$pname] = array();
             foreach ($vid as $v) {
                 $props[$pid][] = $pid . ':' . $v;
                 $propValue = PropValue::findOne(['value_id' => $v]);
                 $vname = $propValue ? $propValue->value_name : $v;
                 $props_name[$pname][] = $pname . ':' . $vname;
             }
         } else {
             $props[$pid] = $pid . ':' . $vid;
             $propValue = PropValue::findOne(['value_id' => $vid]);
             $vname = $propValue ? $propValue->value_name : $vid;
             $props_name[$pname] = $pname . ':' . $vname;
         }
     }
     return array(json_encode($props), json_encode($props_name));
 }