46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
'use strict';
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module.exports.scrubTheDub = function (req, res, redirectives) {
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// hack for bricked app-cache
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// Also 301 redirects will not work for appcache (must issue html)
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if (require('./unbrick-appcache').unbrick(req, res)) {
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return true;
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}
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// TODO port number for non-443
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var escapeHtml = require('escape-html');
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var newLocation;
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var safeLocation;
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// TODO req.hostname
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var hostname = (req.headers.host||'').split(':')[0];
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if (redirectives) {
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newLocation = require('./hostname-redirects').redirectTo(hostname, redirectives);
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if (!newLocation) {
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return false;
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}
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newLocation = 'http://' + newLocation;
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} else {
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newLocation = 'https://' + hostname.replace(/^www\./, '');
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}
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newLocation += req.url;
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safeLocation = escapeHtml(newLocation);
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var metaRedirect = ''
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+ '<html>\n'
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+ '<head>\n'
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+ ' <style>* { background-color: white; color: white; text-decoration: none; }</style>\n'
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+ ' <META http-equiv="refresh" content="0;URL=' + safeLocation + '">\n'
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+ '</head>\n'
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+ '<body style="display: none;">\n'
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+ ' <p>You requested an old resource. Please use this instead: \n'
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+ ' <a href="' + safeLocation + '">' + safeLocation + '</a></p>\n'
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+ '</body>\n'
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+ '</html>\n'
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;
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res.end(metaRedirect);
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return true;
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};
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