| 1 |
|
| 2 | (function() {
|
| 3 | var HtmlFileReceiver, iframe_template, transport, utils,
|
| 4 | extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
|
| 5 | hasProp = {}.hasOwnProperty;
|
| 6 |
|
| 7 | utils = require('./utils');
|
| 8 |
|
| 9 | transport = require('./transport');
|
| 10 |
|
| 11 | iframe_template = "<!doctype html>\n<html><head>\n <meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\" />\n <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n</head><body><h2>Don't panic!</h2>\n <script>\n document.domain = document.domain;\n var c = parent.{{ callback }};\n c.start();\n function p(d) {c.message(d);};\n window.onload = function() {c.stop();};\n </script>";
|
| 12 |
|
| 13 | iframe_template += Array(1024 - iframe_template.length + 14).join(' ');
|
| 14 |
|
| 15 | iframe_template += '\r\n\r\n';
|
| 16 |
|
| 17 | HtmlFileReceiver = (function(superClass) {
|
| 18 | extend(HtmlFileReceiver, superClass);
|
| 19 |
|
| 20 | function HtmlFileReceiver() {
|
| 21 | return HtmlFileReceiver.__super__.constructor.apply(this, arguments);
|
| 22 | }
|
| 23 |
|
| 24 | HtmlFileReceiver.prototype.protocol = "htmlfile";
|
| 25 |
|
| 26 | HtmlFileReceiver.prototype.doSendFrame = function(payload) {
|
| 27 | return HtmlFileReceiver.__super__.doSendFrame.call(this, '<script>\np(' + JSON.stringify(payload) + ');\n</script>\r\n');
|
| 28 | };
|
| 29 |
|
| 30 | return HtmlFileReceiver;
|
| 31 |
|
| 32 | })(transport.ResponseReceiver);
|
| 33 |
|
| 34 | exports.app = {
|
| 35 | htmlfile: function(req, res) {
|
| 36 | var callback;
|
| 37 | if (!('c' in req.query || 'callback' in req.query)) {
|
| 38 | throw {
|
| 39 | status: 500,
|
| 40 | message: '"callback" parameter required'
|
| 41 | };
|
| 42 | }
|
| 43 | callback = 'c' in req.query ? req.query['c'] : req.query['callback'];
|
| 44 | if (/[^a-zA-Z0-9-_.]/.test(callback)) {
|
| 45 | throw {
|
| 46 | status: 500,
|
| 47 | message: 'invalid "callback" parameter'
|
| 48 | };
|
| 49 | }
|
| 50 | res.setHeader('Content-Type', 'text/html; charset=UTF-8');
|
| 51 | res.writeHead(200);
|
| 52 | res.write(iframe_template.replace(/{{ callback }}/g, callback));
|
| 53 | transport.register(req, this, new HtmlFileReceiver(req, res, this.options));
|
| 54 | return true;
|
| 55 | }
|
| 56 | };
|
| 57 |
|
| 58 | }).call(this);
|