chrome/test/data/push_messaging/service_worker.js

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // The "onpush" event currently understands two values as message payload
   6 // data coming from the test. Any other input is passed through to the
   7 // document unchanged.
   8 //
   9 // "shownotification" - Display a Web Notification with event.waitUntil().
  10 // "shownotification-without-waituntil"
  11 //     - Display a Web Notification without using event.waitUntil().
  12 this.onpush = function(event) {
  13   var data = event.data.text();
  14   if (!data.startsWith('shownotification')) {
  15     sendMessageToClients('push', data);
  16     return;
  17   }
  18
  19   var result = registration.showNotification('Push test title', {
  20     body: 'Push test body',
  21     tag: 'push_test_tag'
  22   });
  23
  24   if (data == 'shownotification-without-waituntil') {
  25     sendMessageToClients('push', 'immediate:' + data);
  26     return;
  27   }
  28
  29   event.waitUntil(result.then(function() {
  30     sendMessageToClients('push', data);
  31   }, function(ex) {
  32     sendMessageToClients('push', String(ex));
  33   }));
  34 };
  35
  36 function sendMessageToClients(type, data) {
  37   var message = JSON.stringify({
  38     'type': type,
  39     'data': data
  40   });
  41   clients.matchAll().then(function(clients) {
  42     clients.forEach(function(client) {
  43       client.postMessage(message);
  44     });
  45   }, function(error) {
  46     console.log(error);
  47   });
  48 }