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| <h1 class="page-title">Source: odata/net.js</h1> | |
| <section> | |
| <article> | |
| <pre class="prettyprint source"><code>/* | |
| * Licensed to the Apache Software Foundation (ASF) under one | |
| * or more contributor license agreements. See the NOTICE file | |
| * distributed with this work for additional information | |
| * regarding copyright ownership. The ASF licenses this file | |
| * to you under the Apache License, Version 2.0 (the | |
| * "License"); you may not use this file except in compliance | |
| * with the License. You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, | |
| * software distributed under the License is distributed on an | |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| * KIND, either express or implied. See the License for the | |
| * specific language governing permissions and limitations | |
| * under the License. | |
| */ | |
| 'use strict'; | |
| /** @module odata/net */ | |
| var http = require('http'); | |
| var utils = require('./../utils.js'); | |
| var url = require("url"); | |
| var defined = utils.defined; | |
| var delay = utils.delay; | |
| var ticks = 0; | |
| /* Checks whether the specified request can be satisfied with a JSONP request. | |
| * @param request - Request object to check. | |
| * @returns {Boolean} true if the request can be satisfied; false otherwise. | |
| * Requests that 'degrade' without changing their meaning by going through JSONP | |
| * are considered usable. | |
| * | |
| * We allow data to come in a different format, as the servers SHOULD honor the Accept | |
| * request but may in practice return content with a different MIME type. | |
| */ | |
| function canUseJSONP(request) { | |
| return false; | |
| } | |
| /** Checks whether the specified URL is an absolute URL. | |
| * @param {String} url - URL to check. | |
| * @returns {Boolean} true if the url is an absolute URL; false otherwise. | |
| */ | |
| function isAbsoluteUrl(url) { | |
| return url.indexOf("http://") === 0 || | |
| url.indexOf("https://") === 0 || | |
| url.indexOf("file://") === 0; | |
| } | |
| /** Checks whether the specified URL is local to the current context. | |
| * @param {String} url - URL to check. | |
| * @returns {Boolean} true if the url is a local URL; false otherwise. | |
| */ | |
| function isLocalUrl(url) { | |
| if (!isAbsoluteUrl(url)) { | |
| return true; | |
| } | |
| // URL-embedded username and password will not be recognized as same-origin URLs. | |
| var location = window.location; | |
| var locationDomain = location.protocol + "//" + location.host + "/"; | |
| return (url.indexOf(locationDomain) === 0); | |
| } | |
| /** Reads response headers into array. | |
| * @param {Object} inHeader | |
| * @param {Array} outHeader | |
| */ | |
| function readResponseHeaders(inHeader, outHeader) { | |
| for (var property in inHeader) { | |
| if (inHeader.hasOwnProperty(property)) { | |
| outHeader[property] = inHeader[property]; | |
| } | |
| } | |
| } | |
| exports.defaultHttpClient = { | |
| formatQueryString: "$format=json", | |
| /** Performs a network request. | |
| * @param {Object} request - Request description | |
| * @param {Function} success - Success callback with the response object. | |
| * @param {Function} error - Error callback with an error object. | |
| * @returns {Object} Object with an 'abort' method for the operation. | |
| */ | |
| request: function (request, success, error) { | |
| var result = {}; | |
| var done = false; | |
| var options = url.parse(request.requestUri); | |
| options.method = request.method || "GET"; | |
| options.headers = {}; | |
| //options.auth = request.user + ':' + request.password; | |
| //add headers | |
| var name; | |
| if (request.headers) { | |
| for (name in request.headers) { | |
| options.headers[name] = request.headers[name]; | |
| } | |
| } | |
| var xhr = http.request(options); | |
| result.abort = function () { | |
| if (done) { | |
| return; | |
| } | |
| done = true; | |
| if (xhr) { | |
| xhr.abort(); | |
| xhr = null; | |
| } | |
| error({ message: "Request aborted" }); | |
| }; | |
| // Set the timeout if available. | |
| if (request.timeoutMS) { | |
| xhr.setTimeout(request.timeoutMS,function () { | |
| if (!done) { | |
| done = true; | |
| xhr = null; | |
| error({ message: "Request timed out" }); | |
| } | |
| }); | |
| } | |
| xhr.on('error', function(e) { | |
| var response = { requestUri: url, statusCode: 400, statusText: e.message }; | |
| error({ message: "HTTP request failed", request: request, response: response }); | |
| }); | |
| xhr.on('response', function (resp) { | |
| if (done || xhr === null) { | |
| return; | |
| } | |
| var headers = []; | |
| readResponseHeaders(resp.headers, headers); | |
| var body = ''; | |
| resp.on('data', function(chunk) { | |
| body+=chunk; | |
| }); | |
| resp.on('end', function() { | |
| // do what you do | |
| var response = { requestUri: url, statusCode: resp.statusCode, statusText: '', headers: headers, body: body }; | |
| done = true; | |
| xhr = null; | |
| if (resp.statusCode >= 200 && resp.statusCode <= 299) { | |
| success(response); | |
| } else { | |
| error({ message: "HTTP request failed", request: request, response: response }); | |
| } | |
| }); | |
| }); | |
| //xhr.open(request.method || "GET", url, true,); | |
| if (request.body) { | |
| xhr.write(request.body); | |
| } | |
| xhr.end(); | |
| return result; | |
| } | |
| }; | |
| exports.canUseJSONP = canUseJSONP; | |
| exports.isAbsoluteUrl = isAbsoluteUrl; | |
| exports.isLocalUrl = isLocalUrl;</code></pre> | |
| </article> | |
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