- sending EGroupware configuration (non-sensible stuff) to browser and make it available via egw.config(_name, _app="phpgwapi")

- sending link-registry in the same file
- used javascript file uses etag to ensure there's no need to load it on each request

phpgwapi/config.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * API: loading translation from from browser
+ *
+ * Usage: /egroupware/phpgwapi/lang.php?app=infolog&lang=de
+ *
+ * @link www.egroupware.org
+ * @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
+ * @package addressbook
+ * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
+ * @version $Id$
+ */
+
+$GLOBALS['egw_info'] = array(
+	'flags' => array(
+		'currentapp' => 'home',
+		'noheader' => true,
+		'nocachecontrol' => true,
+	)
+);
+
+include '../header.inc.php';
+
+// use an etag over config and link-registry
+$config = config::clientConfigs();
+$link_registry = egw_link::json_registry();
+$etag = '"'.md5(serialize($config).$link_registry).'"';
+
+// headers to allow caching
+Header('Content-Type: text/javascript; charset=utf-8');
+Header('Cache-Control: public, no-transform');
+Header('Pragma: cache');
+Header('ETag: '.$etag);
+
+// if servers send a If-None-Match header, response with 304 Not Modified, if etag matches
+if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] == $etag)
+{
+	header("HTTP/1.1 304 Not Modified");
+	common::egw_exit();
+}
+
+echo 'egw.set_configs('.json_encode($config).");\n";
+echo 'egw.set_link_registry('.$link_registry.");\n";
+
+// Content-Lenght header is important, otherwise browsers dont cache!
+Header('Content-Length: '.ob_get_length());

phpgwapi/inc/class.config.inc.php

@@ -279,6 +279,48 @@ class config
 		return is_array($config['types']) ? $config['types'] : array();
 	}
 
+	/**
+	 * Return configuration for all apps, save to be transmitted to browser
+	 *
+	 * You can add further values to the white-list, but keep in mind they are publicly visible (eg. via anon user of sitemgr)!!!
+	 *
+	 * @return array
+	 */
+	static public function clientConfigs()
+	{
+		static $white_list = array(
+			'all' => array('customfields', 'types'),
+			'phpgwapi' => array('webserver_url','server_timezone','enforce_ssl','system_charset',
+				'checkfornewversion','checkappversions','email_address_format',	// admin >> site config
+				'site_title','login_logo_file','login_logo_url','login_logo_title','favicon_file',
+				'markuntranslated','link_list_thumbnail','enabled_spellcheck',
+				'call_link','call_popup',	// addressbook
+				'hide_birthdays'),	// calendar
+			'projectmanager' => array('hours_per_workday', 'duration_units'),
+			'manual' => array('manual_remote_egw_url'),
+			'infolog' => array('status'),
+			'timesheet' => array('status_labels'),
+		);
+		if (!isset(self::$configs))
+		{
+			self::init_static();
+		}
+		$client_config = array();
+		foreach(self::$configs as $app => $config)
+		{
+			foreach($config as $name => $value)
+			{
+				if (strpos($name, 'pass') !== false) continue;
+
+				if (in_array($name, $white_list['all']) || isset($white_list[$app]) && in_array($name, $white_list[$app]))
+				{
+					$client_config[$app][$name] = $value;
+				}
+			}
+		}
+		return $client_config;
+	}
+
 	/**
 	 * Initialise our db
 	 *

phpgwapi/inc/class.egw_framework.inc.php

@@ -764,7 +764,11 @@ abstract class egw_framework
 		{
 			$java_script .= $GLOBALS['egw_info']['flags']['java_script_thirst'] . "\n";
 		}
-
+		// add configuration and link-registry for non-popup windows
+		if ($GLOBALS['egw_info']['flags']['js_link_registry'])
+		{
+			self::validate_file('/phpgwapi/config.php');
+		}
 		$java_script .= self::get_script_links();
 
 		// set webserver_url for json
@@ -776,7 +780,6 @@ abstract class egw_framework
 		// add link registry to non-popup windows, if explicit requested (idots_framework::navbar() loads it, if not explicit specified!)
 		if ($GLOBALS['egw_info']['flags']['js_link_registry'])
 		{
-			$java_script .= 'egw.set_link_registry('.egw_link::json_registry().");\n";
 			$java_script .= 'egw.set_preferences('.json_encode($GLOBALS['egw_info']['user']['preferences']['common']).', "common");';
 		}
 		$java_script .= "</script>\n";

phpgwapi/templates/idots/class.idots_framework.inc.php

@@ -163,8 +163,8 @@ class idots_framework extends egw_framework
 		// add link registry to non-popup windows
 		if (!isset($GLOBALS['egw_info']['flags']['js_link_registry']))
 		{
+			self::validate_file('/phpgwapi/config.php');
 			$content .= '<script type="text/javascript">
-egw.set_link_registry('.egw_link::json_registry().');
 egw.set_preferences('.json_encode($GLOBALS['egw_info']['user']['preferences']['common']).', "common");
 </script>'."\n";
 		}