public function actionAttentiontopic()
{
$topic_id = $_POST["topic_id"];
$model = LoveTopic::model()->find("create_user=:create_user and topic_id=:topic_id", array(":topic_id" => $topic_id, ":create_user" => Yii::app()->user->id));
$info = LoveTopic::model()->find("create_user=:create_user order by `order_no` desc", array(":create_user" => Yii::app()->user->id));
if ($model == NULl) {
$loveTopic = new LoveTopic();
$loveTopic->create_user = Yii::app()->user->id;
$loveTopic->create_time = time();
$loveTopic->topic_id = $topic_id;
$loveTopic->order_no = $info == NULL ? 1 : $info->order_no;
$return['message'] = $loveTopic->save() ? "ok" : "false";
} else {
$return['message'] = $model->delete() ? "ok" : "false";
}
$count = LoveTopic::model()->count("create_user=:create_user", array(":create_user" => Yii::app()->user->id));
$return['count'] = $count;
echo json_encode($return);
}
