WooYun.org

public function topic() {
		$keyword=$this->_get('keyword','urldecode');
		if ($keyword) {
			$topic = D('Topic')->where("topicname='$keyword'")->find();
            if ($topic) {
                $isfollow=D('Mytopic')->isfollow($topic['id'],$this->my['user_id']);
                $topicusers=D('MytopicView')->where("topicid='$topic[id]'")->order('id desc')->limit(9)->select();
				//getwidget
				$widget=M('Topicwidget')->where("topicid='$topic[id]'")->order('`order` ASC')->select();
				if ($widget) {
					foreach ($widget as $val) {
						$topicwidget[$val['widgettype']][]=$val;
					}
				}
				$this->assign('topicwidget',$topicwidget);
            } else {
                $count=$isfollow=0;
            }
			
			$this->assign('comefrom','topic');
			$this->assign('keyword',$keyword);
			$this->assign('topic',$topic);
			$this->assign('topicusers',$topicusers);
			$this->assign('isfollow',$isfollow);
			$this->assign('subname','#'.$keyword.'#');
			$this->display();
		} else {
			header("location:".SITE_URL.'/?m=topic&a=index');
		}
	}