<?php
/**
* @version $Id: gmail.php 21100 2011-04-07 15:44:20Z dextercowley $
* @copyright Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// No direct access
defined('_JEXEC') or die;
jimport('joomla.plugin.plugin');
/**
* GMail Authentication Plugin
*
* @package Joomla.Plugin
* @subpackage Authentication.gmail
* @since 1.5
*/
class plgAuthenticationGMail extends JPlugin {
/**
* This method should handle any authentication and report back to the subject
*
* @access public
* @param array $credentials Array holding the user credentials
* @param array $options Array of extra options
* @param object $response Authentication response object
* @return boolean
* @since 1.5
*/
function onUserAuthenticate($credentials, $options, & $response) {
$message = '';
$success = 0;
// check if we have curl or not
if (function_exists('curl_init')) {
// check if we have a username and password
if (strlen($credentials['username']) && strlen($credentials['password'])) {
$blacklist = explode(',', $this->params->get('user_blacklist', ''));
// check if the username isn't blacklisted
if (!in_array($credentials['username'], $blacklist)) {
$suffix = $this->params->get('suffix', '');
$applysuffix = $this->params->get('applysuffix',0);
// check if we want to do suffix stuff, typically for Google Apps for Your Domain
if($suffix && $applysuffix) {
$offset = strpos($credentials['username'], '@');
if($offset && $applysuffix == 2) {
// if we already have an @, get rid of it and replace it
$credentials['username'] = substr($credentials['username'], 0, $offset);
}
// apply the suffix
$credentials['username'] .= '@'.$suffix;
}
$curl = curl_init('https://mail.google.com/mail/feed/atom');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->params->get('verifypeer', 1));
//curl_setopt($curl, CURLOPT_HEADER, 1);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($curl, CURLOPT_USERPWD, $credentials['username'].':'.$credentials['password']);
$result = curl_exec($curl);
$code = curl_getinfo ($curl, CURLINFO_HTTP_CODE);
switch ($code) {
case 200:
$message = JText::_('JGLOBAL_AUTH_ACCESS_GRANTED');
$success = 1;
break;
case 401:
$message = JText::_('JGLOBAL_AUTH_ACCESS_DENIED');
break;
default:
$message = JText::_('JGLOBAL_AUTH_UNKNOWN_ACCESS_DENIED');
break;
}
} else {
// the username is black listed
$message = 'User is blacklisted';
}
} else {
$message = JText::_('JGLOBAL_AUTH_USER_BLACKLISTED');
}
} else {
$message = 'curl isn\'t insalled';
}
$response->type = 'GMail';
if ($success) {
$response->status = JAUTHENTICATE_STATUS_SUCCESS;
$response->error_message = '';
if (strpos($credentials['username'], '@') === FALSE) {
if ($suffix) { // if there is a suffix then we want to apply it
$response->email = $credentials['username'] . '@' . $suffix;
} else { // if there isn't a suffix just use the default gmail one
$response->email = $credentials['username'] . '@gmail.com';
}
} else { // the username looks like an email address (probably is) so use that
$response->email = $credentials['username'];
}
// reset the username to what we ended up using
$response->username = $credentials['username'];
$response->fullname = $credentials['username'];
} else {
$response->status = JAUTHENTICATE_STATUS_FAILURE;
$response->error_message = JText::sprintf('JGLOBAL_AUTH_FAILED', $message);
}
}
}