initializeSandbox: function(sandbox) {
assert(sandbox.type !== 'html', "Inline adapter only supports type `js` sandboxes, but type `html` was requested.");
sandbox.el = document.createElement('div');
var oasis = sandbox.sandboxedOasis = new Oasis();
sandbox.sandboxedOasis.sandbox = sandbox;
return RSVP.resolve();
},
initializeSandbox: function(sandbox) {
assert(sandbox.type !== 'html', "Webworker adapter only supports type `js` sandboxes, but type `html` was requested.");
var oasisURL = this.oasisURL(sandbox);
var worker = new Worker(oasisURL);
worker.name = sandbox.options.url + '?uuid=' + UUID.generate();
sandbox.worker = worker;
// Error handling inside the worker
worker.errorHandler = function(event) {
if(!event.data.sandboxException) {return;}
sandbox.onerror( event.data.sandboxException );
};
addEventListener(worker, 'message', worker.errorHandler);
sandbox._waitForLoadDeferred().resolve(new RSVP.Promise( function(resolve, reject) {
worker.initializationHandler = function (event) {
sandbox.oasis.configuration.eventCallback(function () {
if( event.data !== sandbox.adapter.sandboxInitializedMessage ) {return;}
removeEventListener(worker, 'message', worker.initializationHandler);
Logger.log("worker sandbox initialized");
resolve(sandbox);
});
};
addEventListener(worker, 'message', worker.initializationHandler);
}));
return new RSVP.Promise(function (resolve, reject) {
worker.loadHandler = function (event) {
sandbox.oasis.configuration.eventCallback(function () {
if( event.data !== sandbox.adapter.oasisLoadedMessage ) {return;}
removeEventListener(worker, 'message', worker.loadHandler);
Logger.log("worker sandbox initialized");
resolve(sandbox);
});
};
addEventListener(worker, 'message', worker.loadHandler);
});
},
register: function (options) {
assert(options.capabilities, "You are trying to register a package without any capabilities. Please provide a list of requested capabilities, or an empty array ([]).");
this.packages[options.url] = options;
},
initializeSandbox: function(sandbox) {
var options = sandbox.options,
iframe = document.createElement('iframe'),
oasisURL = this.oasisURL(sandbox),
sandboxAttributes = ['allow-scripts'];
if( sandbox.oasis.configuration.allowSameOrigin ) {
sandboxAttributes.push('allow-same-origin');
}
iframe.name = sandbox.options.url + '?uuid=' + UUID.generate();
iframe.sandbox = sandboxAttributes.join(' ');
iframe.seamless = true;
// rendering-specific code
if (options.width) {
iframe.width = options.width;
} else if (options.height) {
iframe.height = options.height;
}
// Error handling inside the iFrame
iframe.errorHandler = function(event) {
if(!event.data.sandboxException) {return;}
try {
// verify this message came from the expected sandbox; try/catch
// because ie8 will disallow reading contentWindow in the case of
// another sandbox's message
if( event.source !== iframe.contentWindow ) {return;}
} catch(e) {
return;
}
sandbox.onerror( event.data.sandboxException );
};
addEventListener(window, 'message', iframe.errorHandler);
switch (sandbox.type) {
case 'js':
verifySandbox( sandbox.oasis, oasisURL );
this._setupIFrameBootstrap(iframe, sandbox, oasisURL);
break;
case 'html':
verifySandbox( sandbox.oasis, sandbox.options.url );
iframe.src = sandbox.options.url;
break;
default:
assert(false, "IFrame Adapter only supports sandbox types `js` and `html`, not `" + sandbox.type + "`");
}
Logger.log('Initializing sandbox ' + iframe.name);
// Promise that sandbox is loaded and capabilities are connected
sandbox._waitForLoadDeferred().resolve(new RSVP.Promise( function(resolve, reject) {
iframe.initializationHandler = function (event) {
if( event.data !== sandbox.adapter.sandboxInitializedMessage ) {return;}
try {
// verify this message came from the expected sandbox; try/catch
// because ie8 will disallow reading contentWindow in the case of
// another sandbox's message
if( event.source !== iframe.contentWindow ) {return;}
} catch(e) {
return;
}
removeEventListener(window, 'message', iframe.initializationHandler);
sandbox.oasis.configuration.eventCallback(function () {
Logger.log("container: iframe sandbox has initialized (capabilities connected)");
resolve(sandbox);
});
};
addEventListener(window, 'message', iframe.initializationHandler);
}));
sandbox.el = iframe;
// Promise that sandbox is loaded; capabilities not connected
return new RSVP.Promise(function (resolve, reject) {
iframe.oasisLoadHandler = function (event) {
if( event.data !== sandbox.adapter.oasisLoadedMessage ) {return;}
try {
// verify this message came from the expected sandbox; try/catch
// because ie8 will disallow reading contentWindow in the case of
// another sandbox's message
if( event.source !== iframe.contentWindow ) {return;}
} catch(e) {
return;
}
removeEventListener(window, 'message', iframe.oasisLoadHandler);
sandbox.oasis.configuration.eventCallback(function () {
Logger.log("container: iframe sandbox has loaded Oasis");
resolve(sandbox);
});
};
addEventListener(window, 'message', iframe.oasisLoadHandler);
});
},