105 lines
3.2 KiB
PHP
105 lines
3.2 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Superclass for plugins that do authorization
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Plugin
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* @package StatusNet
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* @author Craig Andrews <candrews@integralblue.com>
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* @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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/**
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* Superclass for plugins that do authorization
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*
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* @category Plugin
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* @package StatusNet
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* @author Craig Andrews <candrews@integralblue.com>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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abstract class AuthorizationPlugin extends Plugin
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{
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//is this plugin authoritative for authorization?
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public $authoritative = false;
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//------------Auth plugin should implement some (or all) of these methods------------\\
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/**
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* Is a user allowed to log in?
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* @param user
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* @return boolean true if the user is allowed to login, false if explicitly not allowed to login, null if we don't explicitly allow or deny login
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*/
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function loginAllowed($user) {
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return null;
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}
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/**
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* Does a profile grant the user a named role?
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* @param profile
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* @return boolean true if the profile has the role, false if not
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*/
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function hasRole($profile, $name) {
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return false;
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}
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//------------Below are the methods that connect StatusNet to the implementing Auth plugin------------\\
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function onStartSetUser($user) {
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$loginAllowed = $this->loginAllowed($user);
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if($loginAllowed === true){
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return;
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}else if($loginAllowed === false){
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$user = null;
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return false;
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}else{
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if($this->authoritative) {
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$user = null;
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return false;
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}else{
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return;
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}
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}
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}
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function onStartSetApiUser($user) {
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return $this->onStartSetUser($user);
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}
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function onStartHasRole($profile, $name, &$has_role) {
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if($this->hasRole($profile, $name)){
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$has_role = true;
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return false;
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}else{
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if($this->authoritative) {
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$has_role = false;
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return false;
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}else{
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return;
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}
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}
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}
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}
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