forked from GNUsocial/gnu-social
135 lines
3.9 KiB
PHP
135 lines
3.9 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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* Plugin to enable Single Sign On via CAS (Central Authentication Service)
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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 Craig Andrews http://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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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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// We bundle the phpCAS library...
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set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/CAS');
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class CasAuthenticationPlugin extends AuthenticationPlugin
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{
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public $server;
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public $port = 443;
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public $path = '';
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function checkPassword($username, $password)
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{
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global $casTempPassword;
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return ($casTempPassword == $password);
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}
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function onAutoload($cls)
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{
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switch ($cls)
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{
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case 'phpCAS':
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require_once(INSTALLDIR.'/plugins/CasAuthentication/extlib/CAS.php');
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return false;
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case 'CasloginAction':
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require_once(INSTALLDIR.'/plugins/CasAuthentication/' . strtolower(mb_substr($cls, 0, -6)) . '.php');
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return false;
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default:
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return parent::onAutoload($cls);
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}
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}
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function onStartInitializeRouter($m)
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{
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$m->connect('main/cas', array('action' => 'caslogin'));
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return true;
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}
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function onEndLoginGroupNav(&$action)
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{
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$action_name = $action->trimmed('action');
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$action->menuItem(common_local_url('caslogin'),
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_m('CAS'),
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_m('Login or register with CAS'),
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$action_name === 'caslogin');
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return true;
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}
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function onEndShowPageNotice($action)
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{
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$name = $action->trimmed('action');
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switch ($name)
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{
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case 'login':
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$instr = '(Have an account with CAS? ' .
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'Try our [CAS login]'.
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'(%%action.caslogin%%)!)';
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break;
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default:
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return true;
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}
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$output = common_markup_to_html($instr);
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$action->raw($output);
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return true;
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}
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function onLoginAction($action, &$login)
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{
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switch ($action)
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{
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case 'caslogin':
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$login = true;
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return false;
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default:
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return true;
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}
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}
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function onInitializePlugin(){
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parent::onInitializePlugin();
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if(!isset($this->server)){
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throw new Exception("must specify a server");
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}
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if(!isset($this->port)){
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throw new Exception("must specify a port");
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}
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if(!isset($this->path)){
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throw new Exception("must specify a path");
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}
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//These values need to be accessible to a action object
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//I can't think of any other way than global variables
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//to allow the action instance to be able to see values :-(
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global $casSettings;
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$casSettings = array();
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$casSettings['server']=$this->server;
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$casSettings['port']=$this->port;
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$casSettings['path']=$this->path;
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}
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}
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