程式師世界 >> 編程語言 >> 網頁編程 >> PHP編程 >> 關於PHP編程 >> ThinkPHP無限級分類原理實現留言與回復功能實例，thinkphp實例

ThinkPHP無限級分類原理實現留言與回復功能實例，thinkphp實例

編輯：關於PHP編程

ThinkPHP無限級分類原理實現留言與回復功能實例，thinkphp實例

本文所述留言板程序使用了無限級分類的原理，可以實現無限級留言與回復。留言列表gclist保留了留言層次空格，使留言--回復層次分明。分享給大家供大家參考。具體分析如下：

功能上，本程序可以實現無限級留言與回復，即對留言回復，對回復的留言回復。當然你也可以作有限制的控制，使其只對留言回復，關鍵是在模板代碼中去掉回復的留言中的“回復該留言”即可。歡迎去拍磚！

程序效果如下圖所示：

完整源碼點擊此處本站下載。

數據表：

復制代碼代碼如下:-- ----------------------------
-- Table structure for `wb_guestbook`
-- ----------------------------
DROP TABLE IF EXISTS `wb_guestbook`;
CREATE TABLE `eway_guestbook` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`pid` int(10) NOT NULL,
`email` varchar(50) NOT NULL,
`path` varchar(100) NOT NULL,
`username` varchar(30) NOT NULL,
`updatetime` int(10) NOT NULL,
`ip` varchar(15) NOT NULL,
`url` varchar(200) NOT NULL,
`inputtime` int(10) NOT NULL,
`content` text NOT NULL,
`verify` varchar(32) NOT NULL,
`isreply` tinyint(1) NOT NULL,
`status` tinyint(1) NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=MyISAM AUTO_INCREMENT=42 DEFAULT CHARSET=utf8;

代碼：

復制代碼代碼如下:<?php
// +----------------------------------------------------------------------
// | WBlog
// +----------------------------------------------------------------------
// | Copyright (c) 2008 http://www.w3note.com All rights reserved.
// +----------------------------------------------------------------------
// | Author: 網菠蘿果
// +----------------------------------------------------------------------
// $Id$
/**
+------------------------------------------------------------------------------
* @class 留言板控制器GuestbookAction.class.php
+------------------------------------------------------------------------------
*/
class GuestbookAction extends CommonAction {
    public function index(){
        $garr= D('Guestbook')->gclist("id,username,inputtime,pid,url,content,path,concat(path,'-',id) as bpath");

        $this->assign('Gklist', $garr['list']);
        $this->assign('page',$garr['page']);
        $this->display();
    }
// +----------------------------------------------------------------------
// | 添加留言
// +----------------------------------------------------------------------

    public function add(){
        $this->adddata('Guestbook');

        }
// +----------------------------------------------------------------------
// | 網址跳轉。如在表單url添加網址的話，點擊會跳轉到相關網站
// +----------------------------------------------------------------------

    public function tourl(){
      $this->gettourl('Guestbook');
      }
}
?>
<?php
// +----------------------------------------------------------------------
// | WBlog
// +----------------------------------------------------------------------
// | Copyright (c) 2008   http://www.w3note.com All rights reserved.
// | Author: 網菠蘿果
// +----------------------------------------------------------------------
// $Id$
/**
+------------------------------------------------------------------------------
* @function 留言板模型類GuestbookModel.class.php
+------------------------------------------------------------------------------
*/

class GuestbookModel extends RelationModel{
// +----------------------------------------------------------------------
// | $_validate表單自動驗證
// +----------------------------------------------------------------------

     protected $_validate = array(
                array('email','require','請填寫您的郵箱!'),
                array('email','email','郵箱格式錯誤！'),

               );
// +----------------------------------------------------------------------
// | $_auto表單自動填充
// +----------------------------------------------------------------------

        protected $_auto=array(
                 array('status','1'),
                 array('inputtime','time',1,'function'),
                 array('content','content',1,'callback'),
                 array('url','geturl',1,'callback'),
                 array ('inputtime','time',1,'function'),
                 array('path','path',3,'callback'),
                 array('username','getusername',3,'callback'),
                   );
// +----------------------------------------------------------------------
// | getusername()過濾用戶名
// +----------------------------------------------------------------------
      public function getusername(){
          if (isset ($_POST['username'])) {
            if(trim($_POST['username'])=='網菠蘿果'){
                return $data= '￣□￣';
            }elseif(strlen($_POST['username']) >10){
                return $data= msubstr($_POST['username'],0,5);
            }else{
                return $data= $_POST['username'];
            }
        }
        }
// +----------------------------------------------------------------------
// | path()返回子類的path,父類的path的值為0
// +----------------------------------------------------------------------
     public function path(){
           $pid=isset($_POST['pid'])?(int)$_POST['pid']:0;
           $id=$_POST['id'];
            if($pid==0){
                return 0;
            }

            $fat=$this->where(array('id' => $pid))->find();
            $data=$fat['path'].'-'.$fat['id'];
            return $data;
        }
// +----------------------------------------------------------------------
// | content()過濾留言內容
// +----------------------------------------------------------------------
    public function content() {
        if (isset ($_POST['content']) && !empty ($_POST['content'])) {
             $data =deleteHtmlTags($_POST['content']);
             $data =safeHtml($data);
            if (strlen($data) > 1000) {
                $data = msubstr($data, 0, 500);
            }
            return $data;
          }
           }
// +----------------------------------------------------------------------
// | content()過濾URL
// +----------------------------------------------------------------------
    public function geturl(){
        if (isset ($_POST['url'])) {
        $data = deleteHtmlTags($_POST['url']);
        $data = safeHtml($data);
            return $data=$data?$data:"";
        }
    }
// +----------------------------------------------------------------------
// |gclist($field,$where='',$pagesize=30)留言列表
// +----------------------------------------------------------------------
// |$field,字段
// +----------------------------------------------------------------------
// |$where查詢條件，默認為空
// +----------------------------------------------------------------------
// |$pagesize分頁記錄，默認為30
// +----------------------------------------------------------------------
// |使用方法，看上面的控制器調用
// +----------------------------------------------------------------------

     public function gclist($field,$where='',$pagesize=30) {
        import("ORG.Util.Page");
         $count = $this->field('id')->where($where)->count();
         $P = new Page($count, $pagesize);

        $list=$this->field($field)->where($where)->order('bpath,id')->limit($P->firstRow . ',' . $P->listRows)->select();

        foreach ($list as $k => $v) {
            $list[$k]['count'] = count(explode('-', $v['bpath']));
            $list[$k]['tousername']=$this->where(array('id'=> $v['pid']))->getField('username');
            $str = '';
            if ($v['pid'] <> 0) {
                for ($i = 0; $i < $list[$k]['count'] * 2; $i++) {
                    $str .= ' ';
                }
                $str .= ' ';
            }
            $list[$k]['space'] = $str;
        }
        $P->setConfig('header', '篇');
        $P->setConfig('prev', "«");
        $P->setConfig('next', '»');
        $P->setConfig('first', '|«');
        $P->setConfig('last', '»|');
        $page = $P->show();
        $arr=array('page'=>$page,'list'=>$list);
        return $arr;
    }
}
?>