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<?php
/** External authentication via OpenID for FusionForge
* Copyright 2011, Roland Mas
* Copyright 2011, Olivier Berger & Institut Telecom
*
* This program was developped in the frame of the COCLICO project
* (http://www.coclico-project.org/) with financial support of the Paris
* Region council.
*
* This file is part of FusionForge. FusionForge is free software;
* you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software
* Foundation; either version 2 of the Licence, or (at your option)
* any later version.
*
* FusionForge 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with FusionForge; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
require_once $GLOBALS['gfcommon'].'include/User.class.php';
// from lightopenid (http://code.google.com/p/lightopenid/)
//require_once 'openid.php';
/**
* Authentication manager for FusionForge CASification
*
*/
class AuthOpenIDPlugin extends ForgeAuthPlugin {
var $openid;
var $openid_identity;
function AuthOpenIDPlugin () {
global $gfconfig;
$this->ForgeAuthPlugin() ;
$this->name = "authopenid";
$this->text = "OpenID authentication";
$this->_addHook('display_auth_form');
$this->_addHook("check_auth_session");
$this->_addHook("fetch_authenticated_user");
$this->_addHook("close_auth_session");
$this->_addHook("usermenu") ;
$this->_addHook("userisactivecheckbox") ; // The "use ..." checkbox in user account
$this->_addHook("userisactivecheckboxpost") ; //
$this->saved_login = '';
$this->saved_user = NULL;
$this->openid = FALSE;
$this->openid_identity = FALSE;
$this->declareConfigVars();
}
/**
* Display a form to input credentials
* @param unknown_type $params
* @return boolean
*/
function displayAuthForm(&$params) {
if (!$this->isRequired() && !$this->isSufficient()) {
return true;
}
$return_to = $params['return_to'];
$result = '';
$result .= '<p>';
$result .= _('Cookies must be enabled past this point.');
$result .= '</p>';
$result .= '<form action="' . util_make_url('/plugins/authopenid/post-login.php') . '" method="post">
<input type="hidden" name="form_key" value="' . form_generate_key() . '"/>
<input type="hidden" name="return_to" value="' . htmlspecialchars(stripslashes($return_to)) . '" />
Your OpenID identifier: <input type="text" name="openid_identifier" />
<input type="submit" name="login" value="' . _('Login via OpenID') . '" />
</form>';
$params['html_snippets'][$this->name] = $result;
}
/**
* Is there a valid session?
* @param unknown_type $params
*/
function checkAuthSession(&$params) {
$this->saved_user = NULL;
$user = NULL;
if (isset($params['auth_token']) && $params['auth_token'] != '') {
$user_id = $this->checkSessionToken($params['auth_token']);
} else {
$user_id = $this->checkSessionCookie();
}
if ($user_id) {
$user = user_get_object($user_id);
} else {
if ($this->openid && $this->openid->identity) {
$username = $this->getUserNameFromOpenIDIdentity($this->openid->identity);
if ($username) {
$user = $this->startSession($username);
}
}
}
if ($user) {
if ($this->isSufficient()) {
$this->saved_user = $user;
$params['results'][$this->name] = FORGE_AUTH_AUTHORITATIVE_ACCEPT;
} else {
$params['results'][$this->name] = FORGE_AUTH_NOT_AUTHORITATIVE;
}
} else {
if ($this->isRequired()) {
$params['results'][$this->name] = FORGE_AUTH_AUTHORITATIVE_REJECT;
} else {
$params['results'][$this->name] = FORGE_AUTH_NOT_AUTHORITATIVE;
}
}
}
/**
* Enter description here ...
* @param unknown_type $openid_identity
* @return Ambigous <boolean, associative>
*/
public function getUserNameFromOpenIDIdentity($openid_identity) {
$user_name = FALSE;
$res = db_query_params('SELECT users.user_name FROM users, plugin_authopenid_user_identities WHERE users.user_id = plugin_authopenid_user_identities.user_id AND openid_identity=$1',
array($openid_identity));
if($res) {
$row = db_fetch_array_by_row($res, 0);
if($row) {
$user_name = $row['user_name'];
}
}
return $user_name;
}
/**
* Terminate an authentication session
* @param unknown_type $params
* @return boolean
*/
protected function declareConfigVars() {
parent::declareConfigVars();
// Change vs default
forge_define_config_item ('required', $this->name, 'no');
forge_set_config_item_bool ('required', $this->name) ;
// Change vs default
forge_define_config_item ('sufficient', $this->name, 'no');
forge_set_config_item_bool ('sufficient', $this->name) ;
}
/**
* Displays link to OpenID identities management tab in user's page ('usermenu' hook)
* @param unknown_type $params
*/
public function usermenu($params) {
global $G_SESSION, $HTML;
$text = $this->text; // this is what shows in the tab
if ($G_SESSION->usesPlugin($this->name)) {
//$param = '?type=user&id=' . $G_SESSION->getId() . "&pluginname=" . $this->name; // we indicate the part we�re calling is the user one
echo $HTML->PrintSubMenu (array ($text), array ('/plugins/authopenid/index.php'), array(_('coin pan')));
}
}
}
// Local Variables:
// mode: php
// c-file-style: "bsd"
// End:
|
