public function index()
 {
     if (IS_POST) {
         $data['name'] = I('post.name', 'addslashes,htmlspecialchars');
         $data['contact'] = I('post.contact/d');
         $data['description'] = str_replace("\n", '<br/>', I('post.description', 'addslashes,htmlspecialchars'));
         D('Contact')->add($data);
         $wechat = new Wechat(array('token' => C('WECHAT_TOKEN'), 'encodingaeskey' => C('WECHAT_AES_KEY'), 'appid' => C('WECHAT_APPID'), 'appsecret' => C('WECHAT_APPSECRET')));
         $kf = explode(';', F('KF_REPLY'));
         $msg['msgtype'] = 'text';
         $msg['text']['content'] = $data['name'] . '留下新消息,请到后台查看~';
         foreach ($kf as &$val) {
             $msg['touser'] = $val;
             $wechat->sendCustomMessage($msg);
         }
         $this->success('提交成功,将返回上一页...', '/Evaluate');
     } else {
         $this->display();
     }
 }