login.php

1.增加了近40项后台核心设置

<?php
XYDW == OK or exit('Forbidden');  
function login($username,$passwd,$cknum,$cookietime='0'){
    global $db;
    if(!$username || !$passwd) adminmsg("login_space");
    if(function_exists('imagecreate') && md5($cknum) != $_COOKIE['ck_num']) adminmsg('login_cknum');
    $query = $db->getone("SELECT * FROM xydw_admin WHERE username = '$username'");
    if($query){
          if(md5($passwd) == $query[passwd]){
               session_register('admin_check_user');session_register('admin_check_type');
               $_SESSION['admin_check_user'] = $username;
               $_SESSION['admin_check_pwd'] = $query[passwd];
               $_SESSION['admin_check_type'] = $query[type];
               adminmsg('login_ok','admin.php');
           } else adminmsg('login_pw');
     } else adminmsg('login_user');
}
function islogin(){
   global $db;
   $username = $_SESSION['admin_check_user'];
   $passwd = $_SESSION['admin_check_pwd'];
   if(!$username || !$passwd){
       setcookie('xydw_user','');
       adminmsg('login_no','admin.php?action=login');
   } else {
       $query = $db->getone("SELECT * FROM xydw_admin WHERE username='$username'");
       if($query[passwd] != $passwd){
           adminmsg('login_no','admin.php?action=login');
       } else $type = $query[type];
   }
   return $type;
}
function loginout(){
   session_destroy();
   adminmsg("login_out",'index.php');
}
?>