public function checkslugAction()
{
$this->view->disable();
$slug = $this->dispatcher->getParam('slug');
$topicId = intval($this->dispatcher->getParam('topicId'));
if (Topic::checkSlugExists($slug, $topicId)) {
$this->response->setStatusCode('409', 'Slug has been taken');
} else {
$this->response->setStatusCode('200', 'ok');
}
}
/**
* 检测 slug 是否存在
*
* @param string $slug slug 字符串
* @param int $topicId 专题 ID，用于修改的时候的重复性判断。
* @return bool
*/
public static function checkSlugExists($slug, $topicId = 0)
{
$topic = Topic::findFirst("slug='{$slug}'");
return $topic != null && $topic->id != $topicId;
}
