2016-02-03 10:20:22 +00:00
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<!--
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2016-11-29 08:49:58 +00:00
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~ Copyright 2016 Red Hat, Inc. and/or its affiliates
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~ and other contributors as indicated by the @author tags.
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~
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~ Licensed under the Apache License, Version 2.0 (the "License");
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~ you may not use this file except in compliance with the License.
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~ You may obtain a copy of the License at
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~
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~ http://www.apache.org/licenses/LICENSE-2.0
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~
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~ Unless required by applicable law or agreed to in writing, software
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~ distributed under the License is distributed on an "AS IS" BASIS,
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~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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~ See the License for the specific language governing permissions and
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~ limitations under the License.
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-->
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2016-02-03 10:20:22 +00:00
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2016-10-19 10:07:31 +00:00
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<html>
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<body>
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2016-11-29 08:49:58 +00:00
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<script>
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var init;
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2016-10-19 10:07:31 +00:00
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2016-11-29 08:49:58 +00:00
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function checkState(clientId, origin, sessionState, callback) {
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var cookie = getCookie();
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if (!cookie) {
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2016-10-20 14:06:51 +00:00
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callback('changed');
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2016-11-29 08:49:58 +00:00
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} else if (!init) {
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var req = new XMLHttpRequest();
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var url = location.href + "/init";
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url += "?client_id=" + encodeURIComponent(clientId);
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url += "&origin=" + encodeURIComponent(origin);
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req.open('GET', url, true);
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req.onreadystatechange = function () {
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if (req.readyState === 4) {
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if (req.status === 204) {
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init = {
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clientId: clientId,
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origin: origin
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}
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callback('unchanged');
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} else if (req.status === 404) {
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callback('changed');
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} else {
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callback('error');
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}
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}
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};
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req.send();
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2016-10-19 10:07:31 +00:00
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} else {
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2016-11-29 08:49:58 +00:00
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if (clientId === init.clientId && origin === init.origin) {
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2017-02-01 13:01:10 +00:00
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var c = cookie.split('/');
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if (sessionState === c[2]) {
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2016-11-29 08:49:58 +00:00
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callback('unchanged');
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} else {
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callback('changed');
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}
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} else {
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callback('error');
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}
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2016-10-19 10:07:31 +00:00
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}
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}
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2016-11-29 08:49:58 +00:00
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function getCookie()
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{
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var name = 'KEYCLOAK_SESSION=';
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var ca = document.cookie.split(';');
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for(var i=0; i<ca.length; i++)
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{
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var c = ca[i].trim();
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if (c.indexOf(name)===0) return c.substring(name.length,c.length);
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}
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return null;
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2015-07-17 11:45:43 +00:00
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}
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2016-11-29 08:49:58 +00:00
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function receiveMessage(event)
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{
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var origin = event.origin;
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var data = event.data.split(' ');
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if (data.length != 2) {
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2017-02-01 13:01:10 +00:00
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return;
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2016-11-29 08:49:58 +00:00
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}
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var clientId = data[0];
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var sessionState = data[1];
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checkState(clientId, event.origin, sessionState, function(result) {
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event.source.postMessage(result, origin);
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});
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2015-07-17 11:45:43 +00:00
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}
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2016-11-29 08:49:58 +00:00
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window.addEventListener("message", receiveMessage, false);
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</script>
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2016-10-19 10:07:31 +00:00
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</body>
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2016-11-25 10:45:40 +00:00
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</html>
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