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| 1 <!doctype html> |
| 2 <!-- |
| 3 * Copyright 2017 The Chromium Authors. All rights reserved. Use of this |
| 4 * source code is governed by a BSD-style license that can be found in the |
| 5 * LICENSE file. |
| 6 --> |
| 7 <html> |
| 8 <head> |
| 9 <script type="text/javascript"> |
| 10 // A guest that stores and deletes cookies. |
| 11 // Note that the embedder has to initiate a postMessage first so that |
| 12 // the guest has a reference to the embedder's window. |
| 13 |
| 14 // The window reference of the embedder to send post message reply. |
| 15 var embedderWindowChannel = null; |
| 16 |
| 17 // A value that uniquely identifies the guest sending the messages to the |
| 18 // embedder. |
| 19 var channelId = 0; |
| 20 var notifyEmbedder = function (msgArray) { |
| 21 var msg = msgArray.concat([channelId]); |
| 22 embedderWindowChannel.postMessage(JSON.stringify(msg), '*'); |
| 23 }; |
| 24 |
| 25 var SPLIT_RE_ = /\s*;\s*/; |
| 26 var setCookie = function(name, value) { // Just a random future time. |
| 27 var futureDate = new Date((+new Date) + 10000 * 1000); |
| 28 document.cookie = |
| 29 name + '=' + value + ';expires=' + futureDate.toUTCString(); |
| 30 }; |
| 31 var setSessionCookie = function (name, value) { // Session cookie. |
| 32 document.cookie = name + '=' + value; |
| 33 }; |
| 34 var getCookie = function (name) { |
| 35 var nameEq = name + '='; |
| 36 var parts = (document.cookie || '').split(SPLIT_RE_); |
| 37 for (var i = 0; i < parts.length; ++i) { |
| 38 var part = parts[i]; |
| 39 if (part.startsWith(nameEq)) { |
| 40 return part.substr(nameEq.length); |
| 41 } |
| 42 if (part == name) { |
| 43 return ''; |
| 44 } |
| 45 } |
| 46 return undefined; |
| 47 }; |
| 48 |
| 49 var addCookies = function() { |
| 50 window.console.log('setCookie: foo = fooValue'); |
| 51 setCookie('foo', 'fooValue'); |
| 52 window.console.log('setSessionCookie: bar = barValue'); |
| 53 setSessionCookie('bar', 'barValue'); |
| 54 notifyEmbedder(['step2.cookies-added']); |
| 55 }; |
| 56 |
| 57 var onPostMessageReceived = function(e) { |
| 58 embedderWindowChannel = e.source; |
| 59 var data = JSON.parse(e.data); |
| 60 if (data[0] == 'create-channel') { |
| 61 window.console.log('guest: create-channel'); |
| 62 channelId = data[1]; |
| 63 notifyEmbedder(['channel-created']); |
| 64 return; |
| 65 } |
| 66 |
| 67 window.console.log('guest.onPostMessageReceived: ' + data[0]); |
| 68 // Tests. |
| 69 // These logs trigger event listeners in the embedder. |
| 70 switch (data[0]) { |
| 71 case 'step1.add-cookies': |
| 72 window.console.log('guest.' + data[0]); |
| 73 addCookies(); |
| 74 break; |
| 75 case 'step3.get-cookies': |
| 76 window.console.log('guest.' + data[0]); |
| 77 var retValues = ['step4.got-cookies']; |
| 78 var cookieValues = []; |
| 79 for (var i = 1; i < data.length; ++i) { |
| 80 cookieValues.push(getCookie(data[i])); |
| 81 } |
| 82 retValues.push(cookieValues); |
| 83 notifyEmbedder(retValues); |
| 84 break; |
| 85 default: |
| 86 break; |
| 87 } |
| 88 }; |
| 89 window.addEventListener('message', onPostMessageReceived, false); |
| 90 </script> |
| 91 </head> |
| 92 <body> |
| 93 <div>Guest that stores and retrieves certain cookies.</div> |
| 94 </body> |
| 95 </html> |
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Chromium Code Reviews
Issue 2700473003:
Support the removal of only session cookies or persistent cookies (Closed)
