| henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame^] | 1 | <html> |
| 2 | <head> |
| 3 | <script src="https://apprtc.appspot.com/_ah/channel/jsapi"></script> |
| 4 | </head> |
| 5 | <!-- |
| 6 | Helper HTML that redirects Google AppEngine's Channel API to a JS object named |
| 7 | |androidMessageHandler|, which is expected to be injected into the WebView |
| 8 | rendering this page by an Android app's class such as AppRTCClient |
| 9 | --> |
| 10 | <body onbeforeunload="closeSocket()" onload="openSocket()"> |
| 11 | <script type="text/javascript"> |
| 12 | // QueryString is copy/pasta from |
| 13 | // chromium's chrome/test/data/media/html/utils.js. |
| 14 | var QueryString = function () { |
| 15 | // Allows access to query parameters on the URL; e.g., given a URL like: |
| 16 | // http://<url>/my.html?test=123&bob=123 |
| 17 | // parameters can now be accessed via QueryString.test or QueryString.bob. |
| 18 | var params = {}; |
| 19 | |
| 20 | // RegEx to split out values by &. |
| 21 | var r = /([^&=]+)=?([^&]*)/g; |
| 22 | |
| 23 | // Lambda function for decoding extracted match values. Replaces '+' with |
| 24 | // space so decodeURIComponent functions properly. |
| 25 | function d(s) { return decodeURIComponent(s.replace(/\+/g, ' ')); } |
| 26 | |
| 27 | var match; |
| 28 | while (match = r.exec(window.location.search.substring(1))) |
| 29 | params[d(match[1])] = d(match[2]); |
| 30 | |
| 31 | return params; |
| 32 | } (); |
| 33 | |
| 34 | var channel = null; |
| 35 | var socket = null; |
| 36 | |
| 37 | function openSocket() { |
| 38 | if (!QueryString.token || !QueryString.token.match(/^[A-z0-9_-]+$/)) |
| 39 | throw "Missing/malformed token parameter: " + QueryString.token; |
| 40 | channel = new goog.appengine.Channel(QueryString.token); |
| 41 | socket = channel.open({ |
| 42 | 'onopen': function() { androidMessageHandler.onOpen(); }, |
| 43 | 'onmessage': function(msg) { androidMessageHandler.onMessage(msg.data); }, |
| 44 | 'onclose': function() { androidMessageHandler.onClose(); }, |
| 45 | 'onerror': function(err) { androidMessageHandler.onError(err.code, err.description); } |
| 46 | }); |
| 47 | } |
| 48 | |
| 49 | function closeSocket() { |
| 50 | socket.close(); |
| 51 | } |
| 52 | </script> |
| 53 | </body> |
| 54 | </html> |