1 $(".submit-btn").click(function() {
2     var $this = $(this);
3     var name = $this.parent().siblings().children('.name1').val();
4     var content = $this.parent().siblings().children('.comment').val();
5     if (name == "" || content == "") {
6         alert("昵称或者评论不能为空哦");
7         return false;
8     }
9 });

 1 $rules = array(//定义动态验证规则
 2     array('comment', 'require', '评论不能为空'),
 3     array('username', 'require', '昵称不能为空'),
 4 //            array('username', '3,15', '用户名长度必须在3-15位之间！', 0, 'length', 3),
 5 );
 6 $data = array(
 7     'content' => I("post.comment"),
 8     'ip' => get_client_ip(),
 9     'add_time' => time(),
10     'pid' => I('post.pid'),
11     'author' => I('post.username'),
12 );
13
14 $comment = M("comment"); // 实例化User对象
15 if (!$comment->validate($rules)->create()) {//验证昵称和评论
16     exit($comment->getError());
17 } else {
18     $add = $comment->add($data);
19     if ($add) {
20         $this->success('评论成功');
21     } else {
22         $this->error('评论失败');
23     }
24 }

 1 function CommentList($pid = 0, &$commentList = array(), $spac = 0) {
 2     static $i = 0;
 3     $spac = $spac + 1; //初始为1级评论
 4     $List = M('comment')->
 5                     field('id,add_time,author,content,pid')->
 6                     where(array('pid' => $pid))->order("id DESC")->select();
 7     foreach ($List as $k => $v) {
 8         $commentList[$i]['level'] = $spac; //评论层级
 9         $commentList[$i]['author'] = $v['author'];
10         $commentList[$i]['id'] = $v['id'];
11         $commentList[$i]['pid'] = $v['pid']; //此条评论的父id
12         $commentList[$i]['content'] = $v['content'];
13         $commentList[$i]['time'] = $v['add_time'];
14         // $commentList[$i]['pauthor']=$pautor;
15         $i++;
16         $this->CommentList($v['id'], $commentList, $spac);
17     }
18     return $commentList;
19 }