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"phpDoc header and more docu"
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Ralf Becker
parent
b40382df80
commit
dc287964f7
265
xajax.php
265
xajax.php
@ -1,145 +1,152 @@
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<?php
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/**************************************************************************\
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* eGroupWare xmlhttp server *
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* http://www.egroupware.org *
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* This file written by Lars Kneschke <lkneschke@egroupware.org> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License. *
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\**************************************************************************/
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/**
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* eGroupWare - XmlHTTP (Ajax) server
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*
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* @link http://www.egroupware.org
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package api
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* @subpackage ajax
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* @author Lars Kneschke
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* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
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* @version $Id$
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*/
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/* $Id$ */
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require_once('./phpgwapi/inc/xajax.inc.php');
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require_once('./phpgwapi/inc/xajax.inc.php');
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/**
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* callback if the session-check fails, redirects via xajax to login.php
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*
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* @param array &$anon_account anon account_info with keys 'login', 'passwd' and optional 'passwd_type'
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* @return boolean/string true if we allow anon access and anon_account is set, a sessionid or false otherwise
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*/
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function xajax_redirect(&$anon_account)
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{
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// now the header is included, we can set the charset
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$GLOBALS['xajax']->setCharEncoding($GLOBALS['egw']->translation->charset());
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define('XAJAX_DEFAULT_CHAR_ENCODING',$GLOBALS['egw']->translation->charset());
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/**
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* callback if the session-check fails, redirects via xajax to login.php
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*
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* @param array &$anon_account anon account_info with keys 'login', 'passwd' and optional 'passwd_type'
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* @return boolean/string true if we allow anon access and anon_account is set, a sessionid or false otherwise
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*/
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function xajax_redirect(&$anon_account)
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$response =& new xajaxResponse();
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$response->addScript("location.href='".$GLOBALS['egw_info']['server']['webserver_url'].'/login.php?cd=10'."';");
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header('Content-type: text/xml; charset='.$GLOBALS['egw']->translation->charset());
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echo $response->getXML();
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$GLOBALS['egw']->common->egw_exit();
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}
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/**
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* Exception handler for xajax, return the message (and trace) as alert() to the user
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*
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* Does NOT return!
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*
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* @param Exception $e
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*/
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function ajax_exception_handler(Exception $e)
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{
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$response =& new xajaxResponse();
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$response->addAlert($e->getMessage()."\n\n".$e->getTraceAsString());
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header('Content-type: text/xml; charset='.(is_object($GLOBALS['egw'])?$GLOBALS['egw']->translation->charset():'utf-8'));
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echo $response->getXML();
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if (is_object($GLOBALS['egw']))
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{
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// now the header is included, we can set the charset
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$GLOBALS['xajax']->setCharEncoding($GLOBALS['egw']->translation->charset());
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define('XAJAX_DEFAULT_CHAR_ENCODING',$GLOBALS['egw']->translation->charset());
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$response =& new xajaxResponse();
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$response->addScript("location.href='".$GLOBALS['egw_info']['server']['webserver_url'].'/login.php?cd=10'."';");
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header('Content-type: text/xml; charset='.$GLOBALS['egw']->translation->charset());
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echo $response->getXML();
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$GLOBALS['egw']->common->egw_exit();
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}
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exit;
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}
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/**
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* Exception handler for xajax, return the message (and trace) as alert() to the user
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*
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* Does NOT return!
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*
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* @param Exception $e
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*/
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function ajax_exception_handler(Exception $e)
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{
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$response =& new xajaxResponse();
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$response->addAlert($e->getMessage()."\n\n".$e->getTraceAsString());
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header('Content-type: text/xml; charset='.(is_object($GLOBALS['egw'])?$GLOBALS['egw']->translation->charset():'utf-8'));
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echo $response->getXML();
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if (is_object($GLOBALS['egw']))
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{
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$GLOBALS['egw']->common->egw_exit();
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}
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exit;
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}
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// set our own exception handler, to not get the html from eGW's default one
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set_exception_handler('ajax_exception_handler');
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// set our own exception handler, to not get the html from eGW's default one
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set_exception_handler('ajax_exception_handler');
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/**
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* Callback called from xajax
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*
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* Includs the header and set's up the eGW enviroment.
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*
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* @return string with XML response from xajaxResponse::getXML()
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*/
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function doXMLHTTP()
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{
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$numargs = func_num_args();
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if($numargs < 1)
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return false;
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function doXMLHTTP()
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{
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$numargs = func_num_args();
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if($numargs < 1)
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return false;
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$argList = func_get_args();
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$arg0 = array_shift($argList);
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$argList = func_get_args();
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$arg0 = array_shift($argList);
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if(get_magic_quotes_gpc()) {
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foreach($argList as $key => $value) {
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if(is_array($value)) {
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foreach($argList as $key1 => $value1) {
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$argList[$key][$key1] = stripslashes($value1);
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}
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} else {
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$argList[$key] = stripslashes($value);
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if(get_magic_quotes_gpc()) {
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foreach($argList as $key => $value) {
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if(is_array($value)) {
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foreach($argList as $key1 => $value1) {
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$argList[$key][$key1] = stripslashes($value1);
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}
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} else {
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$argList[$key] = stripslashes($value);
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}
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}
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//error_log("xajax_doXMLHTTP('$arg0',...)");
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if (strpos($arg0,'::') !== false && strpos($arg0,'.') === false) // static method name app_something::method
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{
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list($className,$functionName,$handler) = explode('::',$arg0);
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list($appName) = explode('_',$className);
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}
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else
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{
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@list($appName, $className, $functionName, $handler) = explode('.',$arg0);
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}
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error_log("xajax.php: appName=$appName, className=$className, functionName=$functionName, handler=$handler");
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$GLOBALS['egw_info'] = array(
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'flags' => array(
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'currentapp' => $appName,
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'noheader' => True,
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'disable_Template_class' => True,
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'autocreate_session_callback' => 'xajax_redirect',
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'no_exception_handler' => true, // we already installed our own
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)
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);
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include('./header.inc.php');
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// now the header is included, we can set the charset
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$GLOBALS['xajax']->setCharEncoding($GLOBALS['egw']->translation->charset());
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define('XAJAX_DEFAULT_CHAR_ENCODING',$GLOBALS['egw']->translation->charset());
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switch($handler)
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{
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case '/etemplate/process_exec':
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$_GET['menuaction'] = $appName.'.'.$className.'.'.$functionName;
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$appName = $className = 'etemplate';
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$functionName = 'process_exec';
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$arg0 = 'etemplate.etemplate.process_exec';
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$argList = array(
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$argList[0]['etemplate_exec_id'],
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$argList[0]['submit_button'],
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$argList[0],
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'xajaxResponse',
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);
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error_log("xajax_doXMLHTTP() /etemplate/process_exec handler: arg0='$arg0', menuaction='$_GET[menuaction]'");
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break;
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case 'etemplate': // eg. ajax code in an eTemplate widget
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$arg0 = ($appName = 'etemplate').'.'.$className.'.'.$functionName;
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break;
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}
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if(substr($className,0,4) != 'ajax' && substr($className,-4) != 'ajax' &&
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$arg0 != 'etemplate.etemplate.process_exec' && substr($functionName,0,4) != 'ajax' ||
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!preg_match('/^[A-Za-z0-9_]+(\.[A-Za-z0-9_]+\.|::)[A-Za-z0-9_]+$/',$arg0))
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{
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// stopped for security reasons
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error_log($_SERVER['PHP_SELF']. ' stopped for security reason. '.$arg0.' is not valid. class- or function-name must start with ajax!!!');
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// send message also to the user
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throw new Exception($_SERVER['PHP_SELF']. ' stopped for security reason. '.$arg0.' is not valid. class- or function-name must start with ajax!!!');
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exit;
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}
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$ajaxClass =& CreateObject($appName.'.'.$className);
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$argList = $GLOBALS['egw']->translation->convert($argList, 'utf-8');
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return call_user_func_array(array(&$ajaxClass, $functionName), $argList );
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}
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//error_log("xajax_doXMLHTTP('$arg0',...)");
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$xajax = new xajax($_SERVER['PHP_SELF']);
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$xajax->registerFunction('doXMLHTTP');
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$xajax->processRequests();
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if (strpos($arg0,'::') !== false && strpos($arg0,'.') === false) // static method name app_something::method
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{
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list($className,$functionName,$handler) = explode('::',$arg0);
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list($appName) = explode('_',$className);
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}
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else
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{
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@list($appName, $className, $functionName, $handler) = explode('.',$arg0);
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}
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error_log("xajax.php: appName=$appName, className=$className, functionName=$functionName, handler=$handler");
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$GLOBALS['egw_info'] = array(
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'flags' => array(
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'currentapp' => $appName,
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'noheader' => True,
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'disable_Template_class' => True,
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'autocreate_session_callback' => 'xajax_redirect',
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'no_exception_handler' => true, // we already installed our own
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)
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);
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include('./header.inc.php');
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// now the header is included, we can set the charset
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$GLOBALS['xajax']->setCharEncoding($GLOBALS['egw']->translation->charset());
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define('XAJAX_DEFAULT_CHAR_ENCODING',$GLOBALS['egw']->translation->charset());
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switch($handler)
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{
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case '/etemplate/process_exec':
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$_GET['menuaction'] = $appName.'.'.$className.'.'.$functionName;
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$appName = $className = 'etemplate';
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$functionName = 'process_exec';
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$arg0 = 'etemplate.etemplate.process_exec';
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$argList = array(
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$argList[0]['etemplate_exec_id'],
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$argList[0]['submit_button'],
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$argList[0],
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'xajaxResponse',
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);
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error_log("xajax_doXMLHTTP() /etemplate/process_exec handler: arg0='$arg0', menuaction='$_GET[menuaction]'");
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break;
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case 'etemplate': // eg. ajax code in an eTemplate widget
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$arg0 = ($appName = 'etemplate').'.'.$className.'.'.$functionName;
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break;
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}
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if(substr($className,0,4) != 'ajax' && substr($className,-4) != 'ajax' &&
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$arg0 != 'etemplate.etemplate.process_exec' && substr($functionName,0,4) != 'ajax' ||
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!preg_match('/^[A-Za-z0-9_]+(\.[A-Za-z0-9_]+\.|::)[A-Za-z0-9_]+$/',$arg0))
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{
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// stopped for security reasons
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error_log($_SERVER['PHP_SELF']. ' stopped for security reason. '.$arg0.' is not valid. class- or function-name must start with ajax!!!');
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// send message also to the user
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throw new Exception($_SERVER['PHP_SELF']. ' stopped for security reason. '.$arg0.' is not valid. class- or function-name must start with ajax!!!');
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exit;
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}
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$ajaxClass =& CreateObject($appName.'.'.$className);
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$argList = $GLOBALS['egw']->translation->convert($argList, 'utf-8');
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return call_user_func_array(array(&$ajaxClass, $functionName), $argList );
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}
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$xajax = new xajax($_SERVER['PHP_SELF']);
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$xajax->registerFunction('doXMLHTTP');
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$xajax->processRequests();
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