Source code

Revision control

Copy as Markdown

Other Tools

<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title>Encrypted Media Extensions: Retrieve stored persistent-usage-record</title>
<link rel="help" href="https://w3c.github.io/encrypted-media/">
<!-- Helper scripts for Encrypted Media Extensions tests -->
<script src=/encrypted-media/util/utils.js></script>
<script src=/encrypted-media/util/utf8.js></script>
<!-- Message handler for Clear Key keysystem -->
<script src=/encrypted-media/util/clearkey-messagehandler.js></script>
</head>
<body>
<div id='log'></div>
<script>
window.addEventListener( 'message', function( event ) {
var config = event.data.config,
configuration = { initDataTypes: [ config.initDataType ],
audioCapabilities: [ { contentType: config.audioType } ],
videoCapabilities: [ { contentType: config.videoType } ],
sessionTypes: [ 'persistent-usage-record' ] },
assertions = [ ];
config.messagehandler = (new MessageHandler('org.w3.keysystem')).messagehandler;
function onMessage( event )
{
assertions.push( { expected: true, actual: event instanceof window.MediaKeyMessageEvent, message: "event is of correct class" } );
assertions.push( { expected: 'message', actual: event.type, message: "event type is message" } );
assertions.push( { expected: 'license-release', actual: event.messageType, message: "message type is license-release" } );
var release = fromUtf8( event.message );
consoleWrite( JSON.stringify( release ) );
assertions.push( { expected: 1, actual: release.kids.length, message: "release message contains a single key" } );
assertions.push( { expected: true, actual: ( typeof release.firstTime === 'number' ), message: "firstTime is a number" } );
assertions.push( { expected: true, actual: ( typeof release.latestTime === 'number' ), message: "latestTime is a number" } );
var duration = release.latestTime - release.firstTime;
assertions.push( { expected: true, actual: ( duration >= 2000 ), message: "duration >= 2s" } );
assertions.push( { expected: true, actual: ( duration < 4000 ), message: "duration < 4s" } );
config.messagehandler( event.messageType, event.message )
.then( function( response ) {
event.target.update( response ).catch(function(error) {
assertions.push( { actual: false, expected: true, message: error } );
window.opener.postMessage({ testResult: assertions }, '*');
});
});
}
navigator.requestMediaKeySystemAccess(config.keysystem, [ configuration ] ).then(function(access) {
return access.createMediaKeys();
}).then(function(mediaKeys) {
var mediaKeySession = mediaKeys.createSession( 'persistent-usage-record' );
mediaKeySession.addEventListener( 'message', onMessage );
mediaKeySession.closed.then( function() {
window.opener.postMessage({ testResult: assertions }, '*');
});
return mediaKeySession.load( event.data.sessionId );
}).catch(function(error) {
assertions.push( { actual: false, expected: true, message: error.toString() } );
window.opener.postMessage({ testResult: assertions }, '*');
});
} );
</script>
</body>
</html>