implemented a heartbeat request which is calls the server every 15 minutes to prevent a session timeout

core/js/js.js

@@ -584,6 +584,7 @@ function fillWindow(selector) {
 }
 
 $(document).ready(function(){
+	sessionHeartBeat();
 
 	if(!SVGSupport()){ //replace all svg images with png images for browser that dont support svg
 		replaceSVG();
@@ -815,3 +816,17 @@ OC.set=function(name, value) {
 	}
 	context[tail]=value;
 };
+
+
+/**
+ * Calls the server periodically every 15 mins to ensure that session doesnt
+ * time out
+ */
+function sessionHeartBeat(){
+	OC.Router.registerLoadedCallback(function(){
+		setInterval(function(){
+			var url = OC.Router.generate('heartbeat');
+			$.post(url);
+		}, 15000);
+	});
+}

core/routes.php

@@ -69,3 +69,8 @@ $this->create('app_script', '/apps/{app}/{file}')
 	->defaults(array('file' => 'index.php'))
 	->requirements(array('file' => '.*.php'))
 	->action('OC', 'loadAppScriptFile');
+
+// used for heartbeat
+$this->create('heartbeat', '/heartbeat')->action(function(){
+	// do nothing
+});