帝国实现给留言加上验证码

第一步 修改留言本模板 加入<input name="key" type="text" id="username3" size="10"><img src=/e/showkey/?ecms />第二步修改eenewsgbookfun.php文件<?php//发表留言function AddGbook($add){ global $empire,$dbtbpre,$level_r; CheckCanPostUrl();//验证来源 $bid=(int)getcvar(‘gbookbid’); if(empty($bid)) { $bid=intval($add[bid]); } $name=RepPostStr(trim($add[name])); $email=RepPostStr($add[email]); $call=RepPostStr($add[call]); $lytext=RepPostStr($add[lytext]); if(empty($bid)||empty($name)||empty($email)||!trim($lytext)) {printerror("EmptyGbookname","history.go(-1)",1);} $checkplkey=getcvar(‘checkplkey’);//留言板验证码aliang,2:08 2007-12-31 if($_POST[‘key’]<>$checkplkey||empty($checkplkey))//留言板验证码aliang,2:08 2007-12-31 {printerror("FailKey","history.go(-1)",1);}//留言板验证码aliang,2:08 2007-12-31 $lasttime=getcvar(‘lastgbooktime’);