61 lines
1.8 KiB
JavaScript
61 lines
1.8 KiB
JavaScript
/*
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Copyright 2014 Google Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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'use strict';
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// TODO: Use self.registration.scope instead of self.location
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var url = new URL('./', self.location);
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var basePath = url.pathname;
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var pathRegexp = require('path-to-regexp');
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var Route = function(method, path, handler, options) {
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if (path instanceof RegExp) {
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this.fullUrlRegExp = path;
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} else {
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// The URL() constructor can't parse express-style routes as they are not
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// valid urls. This means we have to manually manipulate relative urls into
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// absolute ones. This check is extremely naive but implementing a tweaked
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// version of the full algorithm seems like overkill
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// (https://url.spec.whatwg.org/#concept-basic-url-parser)
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if (path.indexOf('/') !== 0) {
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path = basePath + path;
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}
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this.keys = [];
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this.regexp = pathRegexp(path, this.keys);
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}
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this.method = method;
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this.options = options;
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this.handler = handler;
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};
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Route.prototype.makeHandler = function(url) {
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var values;
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if (this.regexp) {
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var match = this.regexp.exec(url);
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values = {};
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this.keys.forEach(function(key, index) {
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values[key.name] = match[index + 1];
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});
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}
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return function(request) {
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return this.handler(request, values, this.options);
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}.bind(this);
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};
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module.exports = Route;
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