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<?php
/**
* RPC processing script.
*
* Possible GET values:
* - requestMissingAuthorization: Whether or not to request authentication
* credentials if they are not already
* present.
* - wsdl: TODO
*
* Copyright 2002-2014 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL-2). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl.
*
* @author Jan Schneider <jan@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/lgpl LGPL-2
* @package Horde
*/
require_once __DIR__ . '/lib/Application.php';
// Since different RPC servers have different session requirements, we can't
// call appInit() until we know which server we are requesting. We don't
// initialize the application until after we know the rpc server we want.
$input = $session_control = $cache_control = null;
$nocompress = $no_notification = false;
$params = array();
/* Look at the Content-type of the request, if it is available, to try
* and determine what kind of request this is. */
if ((!empty($_SERVER['CONTENT_TYPE']) &&
(strpos($_SERVER['CONTENT_TYPE'], 'application/vnd.ms-sync.wbxml') !== false)) ||
(strpos($_SERVER['REQUEST_URI'], 'Microsoft-Server-ActiveSync') !== false) ||
(stripos($_SERVER['REQUEST_URI'], 'autodiscover/autodiscover.xml') !== false)) {
/* ActiveSync Request */
$conf['cookie']['path'] = '/Microsoft-Server-ActiveSync';
$serverType = 'ActiveSync';
$nocompress = true;
$session_control = 'none';
$cache_control = 'private';
$no_notification = true;
} elseif (!empty($_SERVER['PATH_INFO']) ||
in_array($_SERVER['REQUEST_METHOD'], array('DELETE', 'PROPFIND', 'PUT', 'OPTIONS', 'REPORT'))) {
$serverType = 'Webdav';
} elseif (!empty($_SERVER['CONTENT_TYPE'])) {
if (strpos($_SERVER['CONTENT_TYPE'], 'application/vnd.syncml+xml') !== false) {
$serverType = 'Syncml';
$nocompress = true;
$session_control = 'none';
} elseif (strpos($_SERVER['CONTENT_TYPE'], 'application/vnd.syncml+wbxml') !== false) {
$serverType = 'Syncml_Wbxml';
$nocompress = true;
$session_control = 'none';
} elseif (strpos($_SERVER['CONTENT_TYPE'], 'text/xml') !== false) {
$input = Horde_Rpc::getInput();
/* Check for SOAP namespace URI. */
$serverType = (strpos($input, 'http://schemas.xmlsoap.org/soap/envelope/') !== false)
? 'Soap'
: 'Xmlrpc';
} elseif (strpos($_SERVER['CONTENT_TYPE'], 'application/json') !== false) {
$serverType = 'Jsonrpc';
} else {
header('HTTP/1.0 501 Not Implemented');
exit;
}
} elseif ($_SERVER['QUERY_STRING'] && $_SERVER['QUERY_STRING'] == 'phpgw') {
$serverType = 'Phpgw';
} else {
$serverType = 'Webdav';
}
/* Initialize Horde environment. */
Horde_Registry::appInit('horde', array(
'authentication' => 'none',
'nocompress' => $nocompress,
'session_control' => $session_control,
'session_cache_limiter' => $cache_control,
'nonotificationinit' => $no_notification
));
$request = $injector->getInstance('Horde_Controller_Request');
$params['logger'] = $injector->getInstance('Horde_Log_Logger');
/* Check to see if we want to exit if required credentials are not
* present. */
if (($ra = Horde_Util::getGet('requestMissingAuthorization')) !== null) {
$params['requestMissingAuthorization'] = $ra;
}
/* Driver specific tasks that require Horde environment. */
switch ($serverType) {
case 'ActiveSync':
// Check if AS is enabled. Note that we can't check the user perms for it
// here since the user is not yet logged into horde at this point.
if (empty($conf['activesync']['enabled'])) {
exit;
}
$params['server'] = $injector->getInstance('Horde_ActiveSyncServer');
$params['requireAuthorization'] = true;
break;
case 'Soap':
$serverVars = $request->getServerVars();
if (!$serverVars['REQUEST_METHOD'] ||
($serverVars['REQUEST_METHOD'] != 'POST')) {
$params['requireAuthorization'] = false;
$input = (Horde_Util::getGet('wsdl') === null)
? 'disco'
: 'wsdl';
}
break;
}
/* Load the RPC backend based on $serverType. */
try {
$server = Horde_Rpc::factory($serverType, $request, $params);
} catch (Horde_Rpc_Exception $e) {
Horde::log($e, 'ERR');
header('HTTP/1.1 501 Not Implemented');
exit;
}
// Let the backend check authentication. By default, we look for HTTP
// basic authentication against Horde, but backends can override this
// as needed. Must reset the authentication argument since we delegate
// auth to the RPC server.
$registry->setAuthenticationSetting(
(array_key_exists('requireAuthorization', $params) && $params['requireAuthorization'] === false)
? 'none'
: 'Authenticate');
try {
$server->authorize();
} catch (Horde_Rpc_Exception $e) {
Horde::log($e, 'ERR');
header('HTTP/1.0 500 Internal Server Error');
echo $e->getMessage();
exit;
}
/* Get the server's response. We call $server->getInput() to allow
* backends to handle input processing differently. */
if (is_null($input)) {
try {
$input = $server->getInput();
} catch (Horde_Rpc_Exception $e) {
Horde::log($e, 'ERR');
header('HTTP/1.0 500 Internal Server Error');
echo $e->getMessage();
exit;
}
}
try {
$out = $server->getResponse($input);
} catch (Horde_Rpc_Exception $e) {
Horde::log($e, 'ERR');
header('HTTP/1.0 500 Internal Server Error');
echo $e->getMessage();
exit;
}
if ($out instanceof PEAR_Error) {
header('HTTP/1.0 500 Internal Server Error');
echo $out->getMessage();
exit;
}
// Allow backends to determine how and when to send output.
$server->sendOutput($out);
|
