Fixes #7 replaced hardcoded url in ajax function

amd/src/form.js

@@ -30,8 +30,10 @@ define(['jquery'], function ($) {
         init: function() {
             $('#ltiLaunchForm').submit(function(e) {
                 e.preventDefault();
+                var ocurl = decodeURIComponent($(this).attr("action"));
+
                 $.ajax({
-                    url: 'http://localhost:8080/lti',
+                    url: ocurl,
                     crossDomain: true,
                     type: 'post',
                     xhrFields: {withCredentials: true},

lib.php

@@ -85,7 +85,7 @@ function filter_opencast_login() {
     $params['oauth_signature_method'] = 'HMAC-SHA1';
     $params['oauth_signature'] = $helper->sign("POST", $endpoint, $params, $consumersecret . '&');
 
-    $content = "<form action=\"" . $endpoint .
+    $content = "<form action=\"" . urlencode($endpoint) .
         "\" name=\"ltiLaunchForm\" id=\"ltiLaunchForm\" method=\"post\" encType=\"application/x-www-form-urlencoded\">\n";
 
     // Construct html form for the launch parameters.