if($action == 'login') {
//通过接口判断登录帐号的正确性，返回值为数组
list($uid, $username, $password, $email) = uc_user_login(u2g($_POST['username']), $_POST['password']);//登录
if($uid > 0) {
$member = $db->fetch_first("SELECT m.uid AS discuz_uid, m.username AS discuz_user, m.password AS discuz_pw, m.secques AS discuz_secques,
m.email, m.adminid, m.groupid, m.styleid AS styleidmem, m.lastvisit, m.lastpost, u.allowinvisible
FROM {$tablepre}members m LEFT JOIN {$tablepre}usergroups u USING (groupid)
WHERE m.uid='$uid'");//查询
// print_r($member);
extract($member);
$discuz_userss = $discuz_user;
$discuz_user = addslashes($discuz_user);
$cookietime = intval(isset($_POST['cookietime']) ? $_POST['cookietime'] : 0);
dsetcookie('cookietime', $cookietime, 31536000);
dsetcookie('auth', authcode("$discuz_pw/t$discuz_secques/t$discuz_uid", 'ENCODE'), $cookietime, 1, true);
dsetcookie('loginuser');
dsetcookie('activationauth');
dsetcookie('pmnum');
$sessionexists = 0;
updatesession();
$ucsynlogin = $allowsynlogin ? uc_user_synlogin($discuz_uid) : '';//数据更新
echo "登录成功！";
}else{
echo "登录失败！":
}
}