2 * Copyright (C) 2011 Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
30 net.get = function(url)
37 net.json = function(url)
41 parse: function(xhr) {
42 return JSON.parse(xhr.responseText);
47 net.xml = function(url)
51 parse: function(xhr) {
52 return xhr.responseXML;
57 net.ajax = function(options)
59 return new Promise(function(resolve, reject) {
60 var xhr = new XMLHttpRequest();
61 var method = options.type || 'GET';
63 xhr.open(method, options.url, async);
64 xhr.onload = function() {
65 if (xhr.status == 200) {
67 resolve(options.parse(xhr));
69 resolve(xhr.responseText);
71 else if (xhr.status != 200)
72 reject(Error(xhr.statusText));
74 xhr.onerror = function(error) {
77 var data = options.data || null;
79 xhr.setRequestHeader("content-type","application/x-www-form-urlencoded");
84 net.post = function(url, data)
94 net.probe = function(url)
102 // We use XMLHttpRequest and CORS to fetch JSONP rather than using script tags.
103 // That's better for security and performance, but we need the server to cooperate
104 // by setting CORS headers.
105 net.jsonp = function(url)
109 }).then(function(jsonp) {
110 return base.parseJSONP(jsonp);
111 }).catch(function(error) {