Implement If-Modified-Since manually, since browser support is so strange.

[remoteglot] / www / js / remoteglot.js

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index 34fa7f77082833d0998cfed7bf3479fabd3c0ce9..e220f4a6d390b3d698890e2924480f5ee3c223e5 100644 (file)
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -2,14 +2,16 @@ var board = [];
 var arrows = [];
 var arrow_targets = [];
 var occupied_by_arrows = [];
+var ims = 0;
 var highlight_from = undefined;
 var highlight_to = undefined;
 
 var request_update = function(board, first) {
        $.ajax({
                //url: "http://analysis.sesse.net/analysis.pl?first=" + first
-               url: "http://analysis.sesse.net:5000/analysis.pl?first=" + first
-       }).done(function(data) {
+               url: "http://analysis.sesse.net:5000/analysis.pl?ims=" + ims
+       }).done(function(data, textstatus, xhr) {
+               ims = xhr.getResponseHeader('X-Remoteglot-Last-Modified');
                update_board(board, data);
        });
 }