forked from arne/asdf-games
27 lines
713 B
JavaScript
27 lines
713 B
JavaScript
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'use strict';
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var path = require('path');
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var url = require('url');
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module.exports = function(options) {
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options = options || {};
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var root = options.root || '/';
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var allow = options.allow ? new RegExp(options.allow) : false;
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var disallow = options.disallow ? new RegExp(options.disallow) : false;
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return function pushState(req, res, next) {
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var pathname = url.parse(req.url).pathname;
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var allowed = allow ? allow.test(pathname) : false;
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var disallowed = disallow ? disallow.test(pathname) : false;
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var hasFileExtension = !!(path.extname(pathname));
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if (allowed || (!disallowed && hasFileExtension)) {
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next();
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} else {
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req.url = root;
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next();
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}
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};
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};
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