public function checkUserLiked()
{
$user = Yii::app()->user;
if (!$user->isGuest) {
$model = LikeModel::model()->findByAttributes(array('user_id' => $user->id, 'model' => $this->getClassName(), 'object_id' => $this->getOwner()->primaryKey));
if (!isset($model)) {
return true;
} else {
return false;
}
} else {
return false;
}
}
function actionLike()
{
$user_id = $_REQUEST['uid'];
$style_id = $_REQUEST['sid'];
//记录存储到like表
$likeModel = new LikeModel();
$ret = LikeModel::model()->find('user_id=:userid and style_id=:styleid', array(':userid' => $user_id, ':styleid' => $style_id));
if (!isset($ret)) {
$likeModel->user_id = $user_id;
$likeModel->style_id = $style_id;
$likeModel->like_time = time();
if (!$likeModel->save()) {
echo "like record saved fail!";
}
} else {
echo json_encode(array('result' => 0, 'comment' => "you have liked it!"));
return;
}
//修改style表，like_num 加1
$styleModel = new StyleModel();
$connection = Yii::app()->db;
$sql = "select like_num from tbl_style where _id = :style_id";
$command = $connection->createCommand($sql);
$tmp = $command->query(array(':style_id' => $style_id))->readAll();
$styleModel->updateByPk($style_id, array('like_num' => $tmp[0]["like_num"] + 1));
echo json_encode(array('result' => 1, 'res' => array('style_id' => $likeModel->style_id, 'like_num' => $tmp[0]["like_num"] + 1)));
}
