Whoops, forgot to commit these.

2010-10-07 09:02:58 -07:00 · 2010-10-07 09:02:58 -07:00 · 2a598ce18b
commit 2a598ce18b
parent 45c338ed31
4 changed files with 108 additions and 0 deletions
--- a/www/extras/Fork/poll.js
+++ b/www/extras/Fork/poll.js
@ -0,0 +1,42 @@
+/*global YAHOO, setTimeout */
+/* Dependencies: yahoo, connection_core, json */
+
+(function () {
+    var ns = YAHOO.namespace('WebGUI.Fork'), JSON = YAHOO.lang.JSON;
+
+    ns.poll = function(args) {
+        function fetch() {
+            var first = true;
+            YAHOO.util.Connect.asyncRequest('GET', args.url, {
+                success: function (o) {
+                    var data, e;
+                    if (o.status != 200) {
+                        args.error("Server returned bad response");
+                        return;
+                    }
+                    data = JSON.parse(o.responseText);
+                    e = data.error;
+                    if (e) {
+                        args.error(e);
+                        return;
+                    }
+                    args.draw(data);
+                    if (args.first && first) {
+                        first = false;
+                        args.first();
+                    }
+                    if (data.finished) {
+                        args.finish();
+                    }
+                    else {
+                        setTimeout(fetch, args.interval || 1000);
+                    }
+                },
+                failure: function (o) {
+                    args.error("Could not communicate with server");
+                }
+            });
+        }
+        fetch();
+    };
+}());