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diff --git a/lib/ext/Syncroton/Server.php b/lib/ext/Syncroton/Server.php
index a4d7840..51c9214 100644
--- a/lib/ext/Syncroton/Server.php
+++ b/lib/ext/Syncroton/Server.php
@@ -1,459 +1,462 @@
<?php
/**
* Syncroton
*
* @package Syncroton
* @license http://www.tine20.org/licenses/lgpl.html LGPL Version 3
* @copyright Copyright (c) 2009-2012 Metaways Infosystems GmbH (http://www.metaways.de)
* @author Lars Kneschke <l.kneschke@metaways.de>
*/
/**
* class to handle incoming http ActiveSync requests
*
* @package Syncroton
*/
class Syncroton_Server
{
const PARAMETER_ATTACHMENTNAME = 0;
const PARAMETER_COLLECTIONID = 1;
const PARAMETER_ITEMID = 3;
const PARAMETER_OPTIONS = 7;
const MAX_HEARTBEAT_INTERVAL = 3540; // 59 minutes
protected $_body;
/**
* informations about the currently device
*
* @var Syncroton_Backend_IDevice
*/
protected $_deviceBackend;
/**
* @var Zend_Log
*/
protected $_logger;
/**
* @var Zend_Controller_Request_Http
*/
protected $_request;
protected $_userId;
public function __construct($userId, Zend_Controller_Request_Http $request = null, $body = null)
{
if (Syncroton_Registry::isRegistered('loggerBackend')) {
$this->_logger = Syncroton_Registry::get('loggerBackend');
}
$this->_userId = $userId;
$this->_request = $request instanceof Zend_Controller_Request_Http ? $request : new Zend_Controller_Request_Http();
$this->_body = $body !== null ? $body : fopen('php://input', 'r');
$this->_deviceBackend = Syncroton_Registry::getDeviceBackend();
}
public function handle()
{
if ($this->_logger instanceof Zend_Log)
$this->_logger->debug(__METHOD__ . '::' . __LINE__ . ' REQUEST METHOD: ' . $this->_request->getMethod());
switch($this->_request->getMethod()) {
case 'OPTIONS':
$this->_handleOptions();
break;
case 'POST':
$this->_handlePost();
break;
case 'GET':
echo "It works!<br>Your userid is: {$this->_userId} and your IP address is: {$_SERVER['REMOTE_ADDR']}.";
break;
}
}
/**
* handle options request
*/
protected function _handleOptions()
{
$command = new Syncroton_Command_Options();
$this->_sendHeaders($command->getHeaders());
}
protected function _sendHeaders(array $headers)
{
foreach ($headers as $name => $value) {
header($name . ': ' . $value);
}
}
/**
* handle post request
*/
protected function _handlePost()
{
$requestParameters = $this->_getRequestParameters($this->_request);
if ($this->_logger instanceof Zend_Log)
$this->_logger->debug(__METHOD__ . '::' . __LINE__ . ' REQUEST ' . print_r($requestParameters, true));
$className = 'Syncroton_Command_' . $requestParameters['command'];
if (!class_exists($className)) {
if ($this->_logger instanceof Zend_Log)
$this->_logger->notice(__METHOD__ . '::' . __LINE__ . " command not supported: " . $requestParameters['command']);
header("HTTP/1.1 501 not implemented");
return;
}
// get user device
$device = $this->_getUserDevice($this->_userId, $requestParameters);
if ($requestParameters['contentType'] == 'application/vnd.ms-sync.wbxml' || $requestParameters['contentType'] == 'application/vnd.ms-sync') {
// decode wbxml request
try {
$decoder = new Syncroton_Wbxml_Decoder($this->_body);
$requestBody = $decoder->decode();
if ($this->_logger instanceof Zend_Log) {
- $requestBody->formatOutput = true;
- $this->_logger->debug(__METHOD__ . '::' . __LINE__ . " xml request:\n" . $requestBody->saveXML());
+ $this->_logDomDocument($requestBody, 'request', __METHOD__, __LINE__);
}
} catch(Syncroton_Wbxml_Exception_UnexpectedEndOfFile $e) {
if ($this->_logger instanceof Zend_Log)
$this->_logger->warn(__METHOD__ . '::' . __LINE__ . " unexpected end of file.");
$requestBody = NULL;
}
} else {
$requestBody = $this->_body;
}
header("MS-Server-ActiveSync: 14.00.0536.000");
// avoid sending HTTP header "Content-Type: text/html" for empty sync responses
ini_set('default_mimetype', 'application/vnd.ms-sync.wbxml');
try {
$command = new $className($requestBody, $device, $requestParameters);
$response = $command->handle();
if (!$response) {
$response = $command->getResponse();
}
} catch (Syncroton_Exception_ProvisioningNeeded $sepn) {
if ($this->_logger instanceof Zend_Log)
$this->_logger->info(__METHOD__ . '::' . __LINE__ . " provisioning needed");
header("HTTP/1.1 449 Retry after sending a PROVISION command");
if (version_compare($device->acsversion, '14.0', '>=')) {
$response = $sepn->domDocument;
} else {
// pre 14.0 method
return;
}
} catch (Exception $e) {
if ($this->_logger instanceof Zend_Log)
$this->_logger->err(__METHOD__ . '::' . __LINE__ . " unexpected exception occured: " . get_class($e));
if ($this->_logger instanceof Zend_Log)
$this->_logger->err(__METHOD__ . '::' . __LINE__ . " exception message: " . $e->getMessage());
if ($this->_logger instanceof Zend_Log)
$this->_logger->err(__METHOD__ . '::' . __LINE__ . " " . $e->getTraceAsString());
header("HTTP/1.1 500 Internal server error");
return;
}
if ($response instanceof DOMDocument) {
if ($this->_logger instanceof Zend_Log) {
- $this->_logDomDocument(Zend_Log::DEBUG, $response, __METHOD__, __LINE__);
+ $this->_logDomDocument($response, 'response', __METHOD__, __LINE__);
}
if (isset($command) && $command instanceof Syncroton_Command_ICommand) {
$this->_sendHeaders($command->getHeaders());
}
$outputStream = fopen("php://temp", 'r+');
$encoder = new Syncroton_Wbxml_Encoder($outputStream, 'UTF-8', 3);
try {
$encoder->encode($response);
} catch (Syncroton_Wbxml_Exception $swe) {
if ($this->_logger instanceof Zend_Log) {
$this->_logger->err(__METHOD__ . '::' . __LINE__ . " Could not encode output: " . $swe);
}
header("HTTP/1.1 500 Internal server error");
return;
}
if ($requestParameters['acceptMultipart'] == true) {
$parts = $command->getParts();
// output multipartheader
$bodyPartCount = 1 + count($parts);
// number of parts (4 bytes)
$header = pack('i', $bodyPartCount);
$partOffset = 4 + (($bodyPartCount * 2) * 4);
// wbxml body start and length
$streamStat = fstat($outputStream);
$header .= pack('ii', $partOffset, $streamStat['size']);
$partOffset += $streamStat['size'];
// calculate start and length of parts
foreach ($parts as $partId => $partStream) {
rewind($partStream);
$streamStat = fstat($partStream);
// part start and length
$header .= pack('ii', $partOffset, $streamStat['size']);
$partOffset += $streamStat['size'];
}
echo $header;
}
// output body
rewind($outputStream);
fpassthru($outputStream);
// output multiparts
if (isset($parts)) {
foreach ($parts as $partStream) {
rewind($partStream);
fpassthru($partStream);
}
}
}
}
/**
* write (possible big) DOMDocument in smaller chunks to log file
*
- * @param int $priority
* @param DOMDocument $dom
+ * @param string $action
* @param string $method
* @param int $line
*/
- protected function _logDomDocument($priority, DOMDocument $dom, $method, $line)
+ protected function _logDomDocument(DOMDocument $dom, $action, $method, $line)
{
+ if (method_exists($this->_logger, 'hasDebug') && !$this->_logger->hasDebug()) {
+ return;
+ }
+
$tempStream = tmpfile();
$meta_data = stream_get_meta_data($tempStream);
$filename = $meta_data["uri"];
$dom->formatOutput = true;
$dom->save($filename);
$dom->formatOutput = false;
rewind($tempStream);
$loops = 0;
while (!feof($tempStream)) {
- $this->_logger->log($method . '::' . $line . " xml response($loops):\n" . fread($tempStream, 1048576), $priority);
+ $this->_logger->debug("{$method}::{$line} xml {$action} ({$loops}):\n" . fread($tempStream, 1048576));
$loops++;
}
fclose($tempStream);
}
/**
* return request params
*
* @return array
*/
protected function _getRequestParameters(Zend_Controller_Request_Http $request)
{
if (strpos($request->getRequestUri(), '&') === false) {
$commands = array(
0 => 'Sync',
1 => 'SendMail',
2 => 'SmartForward',
3 => 'SmartReply',
4 => 'GetAttachment',
9 => 'FolderSync',
10 => 'FolderCreate',
11 => 'FolderDelete',
12 => 'FolderUpdate',
13 => 'MoveItems',
14 => 'GetItemEstimate',
15 => 'MeetingResponse',
16 => 'Search',
17 => 'Settings',
18 => 'Ping',
19 => 'ItemOperations',
20 => 'Provision',
21 => 'ResolveRecipients',
22 => 'ValidateCert'
);
$requestParameters = substr($request->getRequestUri(), strpos($request->getRequestUri(), '?'));
$stream = fopen("php://temp", 'r+');
fwrite($stream, base64_decode($requestParameters));
rewind($stream);
// unpack the first 4 bytes
$unpacked = unpack('CprotocolVersion/Ccommand/vlocale', fread($stream, 4));
// 140 => 14.0
$protocolVersion = substr($unpacked['protocolVersion'], 0, -1) . '.' . substr($unpacked['protocolVersion'], -1);
$command = $commands[$unpacked['command']];
$locale = $unpacked['locale'];
// unpack deviceId
$length = ord(fread($stream, 1));
if ($length > 0) {
$toUnpack = fread($stream, $length);
$unpacked = unpack("H" . ($length * 2) . "string", $toUnpack);
$deviceId = $unpacked['string'];
}
// unpack policyKey
$length = ord(fread($stream, 1));
if ($length > 0) {
$unpacked = unpack('Vstring', fread($stream, $length));
$policyKey = $unpacked['string'];
}
// unpack device type
$length = ord(fread($stream, 1));
if ($length > 0) {
$unpacked = unpack('A' . $length . 'string', fread($stream, $length));
$deviceType = $unpacked['string'];
}
while (! feof($stream)) {
$tag = ord(fread($stream, 1));
$length = ord(fread($stream, 1));
// If the stream is at the end we'll get a 0-length
if (!$length) {
continue;
}
switch ($tag) {
case self::PARAMETER_ATTACHMENTNAME:
$unpacked = unpack('A' . $length . 'string', fread($stream, $length));
$attachmentName = $unpacked['string'];
break;
case self::PARAMETER_COLLECTIONID:
$unpacked = unpack('A' . $length . 'string', fread($stream, $length));
$collectionId = $unpacked['string'];
break;
case self::PARAMETER_ITEMID:
$unpacked = unpack('A' . $length . 'string', fread($stream, $length));
$itemId = $unpacked['string'];
break;
case self::PARAMETER_OPTIONS:
$options = ord(fread($stream, 1));
$saveInSent = !!($options & 0x01);
$acceptMultiPart = !!($options & 0x02);
break;
default:
if ($this->_logger instanceof Zend_Log)
$this->_logger->crit(__METHOD__ . '::' . __LINE__ . " found unhandled command parameters");
}
}
$result = array(
'protocolVersion' => $protocolVersion,
'command' => $command,
'deviceId' => $deviceId,
'deviceType' => isset($deviceType) ? $deviceType : null,
'policyKey' => isset($policyKey) ? $policyKey : null,
'saveInSent' => isset($saveInSent) ? $saveInSent : false,
'collectionId' => isset($collectionId) ? $collectionId : null,
'itemId' => isset($itemId) ? $itemId : null,
'attachmentName' => isset($attachmentName) ? $attachmentName : null,
'acceptMultipart' => isset($acceptMultiPart) ? $acceptMultiPart : false
);
} else {
$result = array(
'protocolVersion' => $request->getServer('HTTP_MS_ASPROTOCOLVERSION'),
'command' => $request->getQuery('Cmd'),
'deviceId' => $request->getQuery('DeviceId'),
'deviceType' => $request->getQuery('DeviceType'),
'policyKey' => $request->getServer('HTTP_X_MS_POLICYKEY'),
'saveInSent' => $request->getQuery('SaveInSent') == 'T',
'collectionId' => $request->getQuery('CollectionId'),
'itemId' => $request->getQuery('ItemId'),
'attachmentName' => $request->getQuery('AttachmentName'),
'acceptMultipart' => $request->getServer('HTTP_MS_ASACCEPTMULTIPART') == 'T'
);
}
$result['userAgent'] = $request->getServer('HTTP_USER_AGENT', $result['deviceType']);
$result['contentType'] = $request->getServer('CONTENT_TYPE');
return $result;
}
/**
* get existing device of owner or create new device for owner
*
* @param unknown_type $ownerId
* @param unknown_type $deviceId
* @param unknown_type $deviceType
* @param unknown_type $userAgent
* @param unknown_type $protocolVersion
* @return Syncroton_Model_Device
*/
protected function _getUserDevice($ownerId, $requestParameters)
{
try {
$device = $this->_deviceBackend->getUserDevice($ownerId, $requestParameters['deviceId']);
$device->useragent = $requestParameters['userAgent'];
$device->acsversion = $requestParameters['protocolVersion'];
if ($device->isDirty()) {
$device = $this->_deviceBackend->update($device);
}
} catch (Syncroton_Exception_NotFound $senf) {
$device = $this->_deviceBackend->create(new Syncroton_Model_Device(array(
'owner_id' => $ownerId,
'deviceid' => $requestParameters['deviceId'],
'devicetype' => $requestParameters['deviceType'],
'useragent' => $requestParameters['userAgent'],
'acsversion' => $requestParameters['protocolVersion'],
'policyId' => Syncroton_Registry::isRegistered(Syncroton_Registry::DEFAULT_POLICY) ? Syncroton_Registry::get(Syncroton_Registry::DEFAULT_POLICY) : null
)));
}
return $device;
}
public static function validateSession()
{
$validatorFunction = Syncroton_Registry::getSessionValidator();
return $validatorFunction();
}
}
diff --git a/lib/kolab_sync_logger.php b/lib/kolab_sync_logger.php
index 1d7fd84..7b31525 100644
--- a/lib/kolab_sync_logger.php
+++ b/lib/kolab_sync_logger.php
@@ -1,170 +1,181 @@
<?php
/*
+--------------------------------------------------------------------------+
| Kolab Sync (ActiveSync for Kolab) |
| |
| Copyright (C) 2011-2012, Kolab Systems AG |
| |
| 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/> |
+--------------------------------------------------------------------------+
| Author: Aleksander Machniak <machniak@kolabsys.com> |
+--------------------------------------------------------------------------+
*/
/**
* Class for logging messages into log file(s)
*/
class kolab_sync_logger extends Zend_Log
{
public $mode;
protected $logfile;
protected $format;
protected $log_dir;
protected $username;
/**
* Constructor
*/
function __construct($mode = null)
{
$rcube = rcube::get_instance();
$this->mode = intval($mode);
$this->logfile = $rcube->config->get('activesync_log_file');
$this->format = $rcube->config->get('log_date_format', 'd-M-Y H:i:s O');
$this->log_dir = $rcube->config->get('log_dir');
$r = new ReflectionClass($this);
$this->_priorities = $r->getConstants();
}
public function __call($method, $params)
{
$method = strtoupper($method);
if ($this->_priorities[$method] <= $this->mode) {
$this->log(array_shift($params), $method);
}
}
+ /**
+ * Check whether debug logging is enabled
+ *
+ * @return bool
+ */
+ public function hasDebug()
+ {
+ // This is what we check in self::log() below
+ return !empty($this->log_dir) && $this->mode >= self::NOTICE;
+ }
+
/**
* Message logger
*
* @param string $message Log message
* @param int|string $method Message severity
*/
public function log($message, $method, $extras = null)
{
if (is_numeric($method)) {
$mode = $method;
$method = array_search($method, $this->_priorities);
}
else {
$mode = $this->_priorities[$method];
}
// Don't log messages with lower prio than the configured one
if ($mode > $this->mode) {
return;
}
// Don't log debug messages if it's disabled e.g. by per_user_logging
if (empty($this->log_dir) && $mode >= self::NOTICE) {
return;
}
$rcube = rcube::get_instance();
$log_dir = $this->log_dir ?: $rcube->config->get('log_dir');
$logfile = $this->logfile;
// if log_file is configured all logs will go to it
// otherwise use separate file for info/debug and warning/error
if (!$logfile) {
switch ($mode) {
case self::DEBUG:
case self::INFO:
case self::NOTICE:
$file = 'console';
break;
default:
$file = 'errors';
break;
}
$logfile = $log_dir . DIRECTORY_SEPARATOR . $file;
if (version_compare(version_parse(RCUBE_VERSION), '1.4.0') >= 0) {
$logfile .= $rcube->config->get('log_file_ext', '.log');
}
}
else if ($logfile[0] != '/') {
$logfile = $log_dir . DIRECTORY_SEPARATOR . $logfile;
}
if (!is_string($message)) {
$message = var_export($message, true);
}
// add user/request information to the log
if ($mode <= self::WARN) {
$device = array();
$params = array('cmd' => 'Cmd', 'device' => 'DeviceId', 'type' => 'DeviceType');
if (!empty($this->username)) {
$device['user'] = $this->username;
}
foreach ($params as $key => $val) {
if ($val = $_GET[$val]) {
$device[$key] = $val;
}
}
if (!empty($device)) {
$message = @json_encode($device) . ' ' . $message;
}
}
$date = rcube_utils::date_format($this->format);
$logline = sprintf("[%s]: [%s] %s\n", $date, $method, $message);
if ($fp = @fopen($logfile, 'a')) {
fwrite($fp, $logline);
fflush($fp);
fclose($fp);
return;
}
if ($mode <= self::WARN) {
// send error to PHPs error handler if write to file didn't succeed
trigger_error($message, E_USER_WARNING);
}
}
/**
* Set current user name to add into error log
*/
public function set_username($username)
{
$this->username = $username;
}
/**
* Set log directory
*/
public function set_log_dir($dir)
{
$this->log_dir = $dir;
}
}

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