| 1 |
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| 2 | (function() {
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| 3 | var iframe_template, utils;
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| 4 |
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| 5 | utils = require('./utils');
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| 6 |
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| 7 | iframe_template = "<!DOCTYPE html>\n<html>\n<head>\n <meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\" />\n <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n <script src=\"{{ sockjs_url }}\"></script>\n <script>\n document.domain = document.domain;\n SockJS.bootstrap_iframe();\n </script>\n</head>\n<body>\n <h2>Don't panic!</h2>\n <p>This is a SockJS hidden iframe. It's used for cross domain magic.</p>\n</body>\n</html>";
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| 8 |
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| 9 | exports.app = {
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| 10 | iframe: function(req, res) {
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| 11 | var content, context, k, quoted_md5;
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| 12 | context = {
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| 13 | '{{ sockjs_url }}': this.options.sockjs_url
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| 14 | };
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| 15 | content = iframe_template;
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| 16 | for (k in context) {
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| 17 | content = content.replace(k, context[k]);
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| 18 | }
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| 19 | quoted_md5 = '"' + utils.md5_hex(content) + '"';
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| 20 | if ('if-none-match' in req.headers && req.headers['if-none-match'] === quoted_md5) {
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| 21 | res.statusCode = 304;
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| 22 | return '';
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| 23 | }
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| 24 | res.setHeader('Content-Type', 'text/html; charset=UTF-8');
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| 25 | res.setHeader('ETag', quoted_md5);
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| 26 | return content;
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| 27 | }
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| 28 | };
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| 29 |
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| 30 | }).call(this);
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