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1 /*
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2 * jQuery XDomainRequest Transport Plugin 1.1.2
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3 * https://github.com/blueimp/jQuery-File-Upload
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4 *
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5 * Copyright 2011, Sebastian Tschan
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6 * https://blueimp.net
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7 *
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8 * Licensed under the MIT license:
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9 * http://www.opensource.org/licenses/MIT
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10 *
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11 * Based on Julian Aubourg's ajaxHooks xdr.js:
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12 * https://github.com/jaubourg/ajaxHooks/
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13 */
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14
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15 /*jslint unparam: true */
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16 /*global define, window, XDomainRequest */
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17
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18 (function (factory) {
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19 'use strict';
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20 if (typeof define === 'function' && define.amd) {
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21 // Register as an anonymous AMD module:
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22 define(['jquery'], factory);
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23 } else {
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24 // Browser globals:
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25 factory(window.jQuery);
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26 }
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27 }(function ($) {
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28 'use strict';
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29 if (window.XDomainRequest && !$.support.cors) {
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30 $.ajaxTransport(function (s) {
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31 if (s.crossDomain && s.async) {
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32 if (s.timeout) {
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33 s.xdrTimeout = s.timeout;
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34 delete s.timeout;
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35 }
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36 var xdr;
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37 return {
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38 send: function (headers, completeCallback) {
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39 function callback(status, statusText, responses, responseHeaders) {
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40 xdr.onload = xdr.onerror = xdr.ontimeout = $.noop;
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41 xdr = null;
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42 completeCallback(status, statusText, responses, responseHeaders);
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43 }
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44 xdr = new XDomainRequest();
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45 // XDomainRequest only supports GET and POST:
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46 if (s.type === 'DELETE') {
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47 s.url = s.url + (/\?/.test(s.url) ? '&' : '?') +
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48 '_method=DELETE';
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49 s.type = 'POST';
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50 } else if (s.type === 'PUT') {
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51 s.url = s.url + (/\?/.test(s.url) ? '&' : '?') +
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52 '_method=PUT';
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53 s.type = 'POST';
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54 }
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55 xdr.open(s.type, s.url);
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56 xdr.onload = function () {
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57 callback(
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58 200,
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59 'OK',
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60 {text: xdr.responseText},
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61 'Content-Type: ' + xdr.contentType
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62 );
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63 };
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64 xdr.onerror = function () {
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65 callback(404, 'Not Found');
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66 };
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67 if (s.xdrTimeout) {
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68 xdr.ontimeout = function () {
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69 callback(0, 'timeout');
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70 };
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71 xdr.timeout = s.xdrTimeout;
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72 }
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73 xdr.send((s.hasContent && s.data) || null);
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74 },
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75 abort: function () {
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76 if (xdr) {
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77 xdr.onerror = $.noop();
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78 xdr.abort();
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79 }
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80 }
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81 };
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82 }
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83 });
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84 }
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85 }));
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