From d4a50c65c1cec8d283d03c61a668b7d3f6ac2d21 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20=C3=85kre=20Solberg?= <andreas.solberg@uninett.no>
Date: Tue, 20 Sep 2011 18:41:54 +0000
Subject: [PATCH] adding a helper function for parallell processing
git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@2915 44740490-163a-0410-bde0-09ae8108e29a
---
.../www/discojuice/discojuice.misc.js | 59 +++++++++++++++++++
1 file changed, 59 insertions(+)
diff --git a/modules/discojuice/www/discojuice/discojuice.misc.js b/modules/discojuice/www/discojuice/discojuice.misc.js
index e6eba1125..fb5bc03c9 100644
--- a/modules/discojuice/www/discojuice/discojuice.misc.js
+++ b/modules/discojuice/www/discojuice/discojuice.misc.js
@@ -168,6 +168,65 @@ DiscoJuice.Utils = {
"toRad": function (deg) {
return deg * Math.PI/180;
+ },
+
+
+ "waiter": function (completed, waitSeconds) {
+
+ var
+ my = {},
+ parallellActions = [],
+ executed = false;
+
+
+ function execute () {
+
+ if (executed) {
+ console.log('Execution cancelled. Already performed.');
+ return;
+ }
+
+ executed = true;
+ completed(my);
+ }
+
+ function runAction (act, tooLate) {
+ var
+ thisAction = {completed: false};
+
+ parallellActions.push(thisAction);
+ console.log('Running action ' + parallellActions.length);
+ act(function () {
+ var i;
+ thisAction.completed = true;
+ for (i = 0; i < parallellActions.length; i++) {
+ if (!parallellActions[i].completed) {
+ console.log('Cannot execute because we are waiting for another action to complete.');
+ return;
+ }
+ }
+ if (executed) {
+ console.log('All actions completed. Too late for executing...');
+ tooLate();
+ return;
+ }
+ console.log('All actions completed. Executing!');
+ execute();
+ });
+
+ }
+
+ function startTimer() {
+ setTimeout(function() {
+ console.log('Action timeout!');
+ if (!executed) execute();
+ }, waitSeconds);
+ }
+
+
+ my.startTimer = startTimer;
+ my.runAction = runAction;
+ return my;
}
--
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