PHP Authorization::signin示例

//@ new acl instance
$acl = new Authorization();
//@check session status
$status = $acl->check_status();
if ($status) {
    // @ session already active
    echo "{'status':true,'message':'" . $ACL_LANG['SESSION_ACTIVE'] . "','url':'" . SUCCESS_URL . "'}";
} else {
    //@ session not active
    if ($_SERVER['REQUEST_METHOD'] == 'GET') {
        //@ first load
        echo "{'status':false,'message':'" . $acl->form() . "'}";
    } else {
        //@ form submission
        $u = !empty($_POST['u']) ? trim($_POST['u']) : false;
        // retrive user var
        $p = !empty($_POST['p']) ? trim($_POST['p']) : false;
        // retrive password var
        // @ try to signin
        $is_auth = $acl->signin($u, $p);
        if ($is_auth) {
            //@ success
            echo "{'status': true,'message':'" . $ACL_LANG['LOGIN_SUCCESS'] . "','url':'" . SUCCESS_URL . "'}";
        } else {
            //@ failed
            echo "{'status': false,'message':'" . $ACL_LANG['LOGIN_FAILED'] . "'}";
        }
    }
}
//@ destroy instance
unset($acl);