diff options
Diffstat (limited to 'plugins/CasAuthentication/CasAuthenticationPlugin.php')
-rw-r--r-- | plugins/CasAuthentication/CasAuthenticationPlugin.php | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/plugins/CasAuthentication/CasAuthenticationPlugin.php b/plugins/CasAuthentication/CasAuthenticationPlugin.php new file mode 100644 index 000000000..8f29c7d2a --- /dev/null +++ b/plugins/CasAuthentication/CasAuthenticationPlugin.php @@ -0,0 +1,144 @@ +<?php +/** + * StatusNet, the distributed open-source microblogging tool + * + * Plugin to enable Single Sign On via CAS (Central Authentication Service) + * + * PHP version 5 + * + * LICENCE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @category Plugin + * @package StatusNet + * @author Craig Andrews <candrews@integralblue.com> + * @copyright 2009 Craig Andrews http://candrews.integralblue.com + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://status.net/ + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { + exit(1); +} + +// We bundle the phpCAS library... +set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/CAS'); + +require_once INSTALLDIR.'/plugins/Authentication/AuthenticationPlugin.php'; +class CasAuthenticationPlugin extends AuthenticationPlugin +{ + public $server; + public $port = 443; + public $path = ''; + public $takeOverLogin = false; + + function checkPassword($username, $password) + { + global $casTempPassword; + return ($casTempPassword == $password); + } + + function onAutoload($cls) + { + switch ($cls) + { + case 'phpCAS': + require_once(INSTALLDIR.'/plugins/CasAuthentication/extlib/CAS.php'); + return false; + case 'CasloginAction': + require_once(INSTALLDIR.'/plugins/CasAuthentication/' . strtolower(mb_substr($cls, 0, -6)) . '.php'); + return false; + default: + return parent::onAutoload($cls); + } + } + + function onArgsInitialize(&$args) + { + if($this->takeOverLogin && $args['action'] == 'login') + { + $args['action'] = 'caslogin'; + } + } + + function onStartInitializeRouter($m) + { + $m->connect('main/cas', array('action' => 'caslogin')); + return true; + } + + function onEndLoginGroupNav(&$action) + { + $action_name = $action->trimmed('action'); + + $action->menuItem(common_local_url('caslogin'), + _m('CAS'), + _m('Login or register with CAS'), + $action_name === 'caslogin'); + + return true; + } + + function onEndShowPageNotice($action) + { + $name = $action->trimmed('action'); + + switch ($name) + { + case 'login': + $instr = '(Have an account with CAS? ' . + 'Try our [CAS login]'. + '(%%action.caslogin%%)!)'; + break; + default: + return true; + } + + $output = common_markup_to_html($instr); + $action->raw($output); + return true; + } + + function onLoginAction($action, &$login) + { + switch ($action) + { + case 'caslogin': + $login = true; + return false; + default: + return true; + } + } + + function onInitializePlugin(){ + parent::onInitializePlugin(); + if(!isset($this->server)){ + throw new Exception("must specify a server"); + } + if(!isset($this->port)){ + throw new Exception("must specify a port"); + } + if(!isset($this->path)){ + throw new Exception("must specify a path"); + } + //These values need to be accessible to a action object + //I can't think of any other way than global variables + //to allow the action instance to be able to see values :-( + global $casSettings; + $casSettings = array(); + $casSettings['server']=$this->server; + $casSettings['port']=$this->port; + $casSettings['path']=$this->path; + } +} |