90 lines
3.3 KiB
JavaScript
90 lines
3.3 KiB
JavaScript
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/*
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* jQuery XDomainRequest Transport Plugin
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* https://github.com/blueimp/jQuery-File-Upload
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*
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* Copyright 2011, Sebastian Tschan
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* https://blueimp.net
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*
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* Licensed under the MIT license:
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* http://www.opensource.org/licenses/MIT
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*
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* Based on Julian Aubourg's ajaxHooks xdr.js:
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* https://github.com/jaubourg/ajaxHooks/
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*/
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/* global define, require, window, XDomainRequest */
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(function (factory) {
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'use strict';
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if (typeof define === 'function' && define.amd) {
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// Register as an anonymous AMD module:
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define(['jquery'], factory);
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} else if (typeof exports === 'object') {
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// Node/CommonJS:
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factory(require('jquery'));
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} else {
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// Browser globals:
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factory(window.jQuery);
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}
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}(function ($) {
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'use strict';
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if (window.XDomainRequest && !$.support.cors) {
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$.ajaxTransport(function (s) {
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if (s.crossDomain && s.async) {
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if (s.timeout) {
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s.xdrTimeout = s.timeout;
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delete s.timeout;
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}
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var xdr;
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return {
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send: function (headers, completeCallback) {
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var addParamChar = /\?/.test(s.url) ? '&' : '?';
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function callback(status, statusText, responses, responseHeaders) {
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xdr.onload = xdr.onerror = xdr.ontimeout = $.noop;
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xdr = null;
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completeCallback(status, statusText, responses, responseHeaders);
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}
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xdr = new XDomainRequest();
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// XDomainRequest only supports GET and POST:
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if (s.type === 'DELETE') {
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s.url = s.url + addParamChar + '_method=DELETE';
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s.type = 'POST';
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} else if (s.type === 'PUT') {
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s.url = s.url + addParamChar + '_method=PUT';
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s.type = 'POST';
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} else if (s.type === 'PATCH') {
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s.url = s.url + addParamChar + '_method=PATCH';
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s.type = 'POST';
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}
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xdr.open(s.type, s.url);
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xdr.onload = function () {
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callback(
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200,
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'OK',
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{text: xdr.responseText},
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'Content-Type: ' + xdr.contentType
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);
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};
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xdr.onerror = function () {
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callback(404, 'Not Found');
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};
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if (s.xdrTimeout) {
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xdr.ontimeout = function () {
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callback(0, 'timeout');
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};
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xdr.timeout = s.xdrTimeout;
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}
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xdr.send((s.hasContent && s.data) || null);
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},
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abort: function () {
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if (xdr) {
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xdr.onerror = $.noop();
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xdr.abort();
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}
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}
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};
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}
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});
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}
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}));
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