| self.onfetch = function(e) { |
| if (e.request.url.indexOf('clients-get-frame.html') >= 0 || |
| e.request.url.indexOf('clients-get-client-types') >= 0) { |
| // On navigation, the client id should be null. |
| if (e.clientId === null) { |
| e.respondWith(fetch(e.request)); |
| } else { |
| e.respondWith(Response.error()); |
| } |
| return; |
| } |
| e.respondWith(new Response(e.clientId)); |
| }; |
| |
| self.onmessage = function(e) { |
| var port = e.data.port; |
| var client_ids = e.data.clientIds; |
| var message = []; |
| |
| e.waitUntil(Promise.all( |
| client_ids.map(function(client_id) { |
| return self.clients.get(client_id); |
| })) |
| .then(function(clients) { |
| // No matching client for a given id or a matched client is off-origin |
| // from the service worker. |
| if (clients.length == 1 && clients[0] == undefined) { |
| port.postMessage(clients[0]); |
| } else { |
| clients.forEach(function(client) { |
| if (client instanceof Client) { |
| message.push([client.visibilityState, |
| client.focused, |
| client.url, |
| client.frameType]); |
| } else { |
| message.push(client); |
| } |
| }); |
| port.postMessage(message); |
| } |
| })); |
| }; |