mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-21 23:43:17 +01:00
132 lines
4.0 KiB
PHP
132 lines
4.0 KiB
PHP
<?php
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/**
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* EGroupware - general JSON handler for EGroupware
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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 Andreas Stoeckel <as@stylite.de>
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*/
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use EGroupware\Api;
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use EGroupware\Api\Egw;
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use EGroupware\Api\Json;
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/**
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* callback if the session-check fails, redirects to login.php, if no valid basic auth credentials given
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*
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* @param array &$anon_account anon account_info with keys 'login', 'passwd' and optional 'passwd_type'
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* @return boolean|string true if we allow anon access and anon_account is set, a sessionid or false otherwise
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*/
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function login_redirect(&$anon_account)
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{
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// allow to make json calls via basic auth
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if (!empty($_SERVER['PHP_AUTH_USER']) && !empty($_SERVER['PHP_AUTH_PW']) &&
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($session_id = Api\Header\Authenticate::autocreate_session_callback($anon_account)))
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{
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return $session_id;
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}
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Json\Request::isJSONRequest(true); // because Api\Json\Request::parseRequest() is not (yet) called
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$response = Json\Response::get();
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$response->redirect($GLOBALS['egw_info']['server']['webserver_url'].'/login.php?cd=10', true);
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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, if enabled) 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|Error $e
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*/
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function ajax_exception_handler($e)
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{
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// handle redirects without logging
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if (is_a($e, 'EGroupware\\Api\\Exception\\Redirect'))
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{
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Egw::redirect($e->url, $e->app);
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}
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// logging all exceptions to the error_log
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$message = null;
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if (function_exists('_egw_log_exception'))
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{
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_egw_log_exception($e,$message);
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}
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$response = Json\Response::get();
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$message .= ($message ? "\n\n" : '').$e->getMessage();
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// only show trace (incl. function arguments) if explicitly enabled, eg. on a development system
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if ($GLOBALS['egw_info']['server']['exception_show_trace'])
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{
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$message .= "\n\n".$e->getTraceAsString();
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}
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$response->alert($message);
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exit;
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}
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// set our own exception handler, to not get the html from eGW's default one
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set_exception_handler('ajax_exception_handler');
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if (isset($_GET['menuaction']))
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{
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if (strpos($_GET['menuaction'],'::') !== false && strpos($_GET['menuaction'],'.') === false) // static method name app_something::method
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{
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@list($className,$functionName,$handler) = explode('::',$_GET['menuaction']);
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if (substr($className, 0, 11) == 'EGroupware\\')
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{
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list(,$appName) = explode('\\', strtolower($className));
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}
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else
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{
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list($appName) = explode('_',$className);
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}
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}
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else
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{
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@list($appName, $className, $functionName, $handler) = explode('.',$_GET['menuaction']);
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}
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//error_log("json.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' => $appName,
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'noheader' => True,
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'disable_Template_class' => True,
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'autocreate_session_callback' => 'login_redirect',
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'no_exception_handler' => true, // we already installed our own
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// only log ajax requests which represent former GET requests or submits
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// cuts down updates to egw_access_log table
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'no_dla_update' => !preg_match('/(Etemplate::ajax_process_content|\.jdots_framework\.ajax_exec\.template)$/', $_GET['menuaction']),
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)
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);
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include_once('./header.inc.php');
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//Create a new json handler
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$json = new Json\Request();
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//Check whether the request data is set
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if (isset($GLOBALS['egw_unset_vars']['_POST[json_data]']))
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{
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$json->isJSONRequest(true); // otherwise exception is not send back to client, as we have not yet called parseRequest()
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throw new Json\Exception\ScriptTags("JSON Data contains script tags. Aborting...");
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}
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// check if we have a real json request
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if (strpos($_SERVER['CONTENT_TYPE'], 'application/json') === 0)
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{
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$json->parseRequest($_GET['menuaction'], file_get_contents('php://input'));
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}
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else
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{
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$json->parseRequest($_GET['menuaction'], $_REQUEST['json_data']);
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}
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Json\Response::get();
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exit();
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}
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throw new Json\Exception($_SERVER['PHP_SELF'] . ' Invalid AJAX JSON Request');
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