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diff --git a/lib/Autodiscover.php b/lib/Autodiscover.php
index ca8ee7d..3cf5b37 100644
--- a/lib/Autodiscover.php
+++ b/lib/Autodiscover.php
@@ -1,323 +1,323 @@
<?php
/**
+--------------------------------------------------------------------------+
| Kolab Autodiscover Service |
| |
| Copyright (C) 2011-2014, Kolab Systems AG <contact@kolabsys.com> |
| |
| This program 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 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 General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see http://www.gnu.org/licenses/. |
+--------------------------------------------------------------------------+
| Author: Aleksander Machniak <machniak@kolabsys.com> |
+--------------------------------------------------------------------------+
*/
/**
* Main application class
*/
class Autodiscover
{
const CHARSET = 'UTF-8';
protected $conf;
protected $config = array();
/**
* Autodiscover main execution path
*/
public static function run()
{
$uris = array($_SERVER['REQUEST_URI'], $_SERVER['SCRIPT_NAME']);
$type = '';
// Detect request type
foreach ($uris as $uri) {
// Outlook/Activesync
if (stripos($uri, 'autodiscover.xml') !== false) {
$type = 'Microsoft';
break;
}
// Mozilla Thunderbird (Kmail/Kontact/Evolution)
else if (strpos($uri, 'config-v1.1.xml') !== false) {
$type = 'Mozilla';
break;
}
}
if (!$type) {
header("HTTP/1.0 404 Not Found");
exit;
}
$class = "Autodiscover$type";
require_once __DIR__ . '/' . $class . '.php';
$engine = new $class;
$engine->handle();
// fallback to 404
header("HTTP/1.0 404 Not Found");
exit;
}
/**
* Initialization of class instance
*/
public function __construct()
{
require_once __DIR__ . '/Conf.php';
require_once __DIR__ . '/Log.php';
$this->conf = Conf::get_instance();
}
/**
* Handle request
*/
public function handle()
{
// read request parameters
$this->handle_request();
// validate requested email address
if (empty($this->email)) {
$this->error("Email address not provided");
}
if (!strpos($this->email, '@')) {
$this->error("Invalid email address");
}
// find/set services parameters
$this->configure();
// send response
$this->handle_response();
}
/**
* Send error to the client and exit
*/
protected function error($msg)
{
header("HTTP/1.0 500 $msg");
exit;
}
/**
* Get services configuration
*/
protected function configure()
{
$pos = strrpos($this->email, '@');
$this->config = array(
'email' => $this->email,
'domain' => strtolower(substr($this->email, $pos + 1)),
'displayName' => $this->conf->get('autodiscover', 'service_name'),
'displayShortName' => $this->conf->get('autodiscover', 'service_short'),
);
// get user form LDAP, set domain/login/user in $this->config
$user = $this->get_user($this->email, $this->config['domain']);
$proto_map = array('tls' => 'STARTTLS', 'ssl' => 'SSL');
foreach (array('imap', 'pop3', 'smtp') as $type) {
if ($value = $this->conf->get('autodiscover', $type)) {
$params = explode(';', $value);
$pass_secure = in_array($params[1], array('CRAM-MD5', 'DIGEST-MD5'));
$host = $params[0];
$host = str_replace('%d', $this->config['domain'], $host);
$url = parse_url($host);
$this->config[$type] = array(
'hostname' => $url['host'],
'port' => $url['port'],
'socketType' => $proto_map[$url['scheme']] ?: 'plain',
'username' => $this->config['login'] ?: $this->config['email'],
'authentication' => 'password-' . ($pass_secure ? 'encrypted' : 'cleartext'),
);
}
}
if ($host = $this->conf->get('autodiscover', 'activesync')) {
$host = str_replace('%d', $this->config['domain'], $host);
$this->config['activesync'] = $host;
}
// Log::debug(print_r($this->config, true));
}
/**
* Get user record from LDAP
*/
protected function get_user($email, $domain)
{
// initialize LDAP connection
- $this->ldap();
+ $this->init_ldap();
// find domain
if (!$this->ldap->find_domain($domain)) {
$this->error("Unknown domain");
}
// find user
$user = $this->find_user($email, $domain);
// update config
$this->config = array_merge($this->config, (array)$user, array('domain' => $domain));
}
/**
* Initialize LDAP connection
*/
- protected function ldap()
+ protected function init_ldap()
{
$uri = parse_url($this->conf->get('ldap_uri'));
$this->_ldap_server = $uri['host'];
$this->_ldap_port = $uri['port'];
$this->_ldap_scheme = $uri['scheme'];
$this->_ldap_bind_dn = $this->conf->get('ldap', 'service_bind_dn');
$this->_ldap_bind_pw = $this->conf->get('ldap', 'service_bind_pw');
// Catch cases in which the ldap server port has not been explicitely defined
if (!$this->_ldap_port) {
$this->_ldap_port = $this->_ldap_scheme == 'ldaps' ? 636 : 389;
}
require_once 'Net/LDAP3.php';
$this->ldap = new Net_LDAP3(array(
'debug' => in_array(strtolower($this->conf->get('autodiscover', 'debug_mode')), array('trace', 'debug')),
'log_hook' => array($this, 'ldap_log'),
'vlv' => $this->conf->get('ldap', 'vlv', Conf::AUTO),
'config_root_dn' => "cn=config",
'hosts' => array($this->_ldap_server),
'port' => $this->_ldap_port,
'use_tls' => $this->_ldap_scheme == 'tls',
'domain_base_dn' => $this->conf->get('ldap', 'domain_base_dn'),
'domain_filter' => $this->conf->get('ldap', 'domain_filter'),
'domain_name_attribute' => $this->conf->get('ldap', 'domain_name_attribute'),
));
$this->_ldap_domain = $this->conf->get('primary_domain');
// connect to LDAP
if (!$this->ldap->connect()) {
$this->error("Storage connection failed");
}
// bind as the service user
if (!$this->ldap->bind($this->_ldap_bind_dn, $this->_ldap_bind_pw)) {
$this->error("Storage connection failed");
}
}
/**
* Find user in LDAP
*/
private function find_user($email, $domain)
{
$filter = $this->conf->get('login_filter');
if (empty($filter)) {
$filter = $this->conf->get('filter');
}
if (empty($filter)) {
$filter = "(&(|(mail=%s)(mail=%U@%d)(alias=%s)(alias=%U@%d)(uid=%s))(objectclass=inetorgperson))";
}
$_parts = explode('@', $email);
$localpart = $_parts[0];
$replace_patterns = array(
'/%s/' => $email,
'/%d/' => $domain,
'/%U/' => $localpart,
'/%r/' => $domain,
);
$attributes = array(
'login' => $this->conf->get('autodiscover', 'login_attribute') ?: 'mail',
'username' => $this->conf->get('autodiscover', 'name_attribute') ?: 'cn',
);
$filter = preg_replace(array_keys($replace_patterns), array_values($replace_patterns), $filter);
$base_dn = $this->ldap->domain_root_dn($domain);
$result = $this->ldap->search($base_dn, $filter, 'sub', array_values($attributes));
if (!$result) {
Log::debug("Could not search $base_dn with $filter");
return;
}
if ($result->count() > 1) {
Log::debug("Multiple entries found.");
return;
}
else if ($result->count() < 1) {
Log::debug("No entries found.");
return;
}
// parse result
$entries = $result->entries(true);
$dn = key($entries);
$entry = $entries[$dn];
$result = array();
foreach ($attributes as $idx => $attr) {
$result[$idx] = is_array($entry[$attr]) ? current($entry[$attr]) : $entry[$attr];
}
return $result;
}
/**
* LDAP logging handler
*/
public function ldap_log($level, $msg)
{
if (is_array($msg)) {
$msg = implode("\n", $msg);
}
switch ($level) {
case LOG_DEBUG:
Log::debug($str . $msg);
break;
case LOG_ERR:
Log::error($str . $msg);
break;
case LOG_INFO:
Log::info($str . $msg);
break;
case LOG_WARNING:
Log::warning($str . $msg);
break;
case LOG_ALERT:
case LOG_CRIT:
case LOG_EMERG:
case LOG_NOTICE:
default:
Log::trace($str . $msg);
break;
}
}
}

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