forked from qwerty/milfs
121 lines
4.0 KiB
JavaScript
121 lines
4.0 KiB
JavaScript
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/*
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* jQuery postMessage 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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/* global define, require, window, document */
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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 ($) {
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'use strict';
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var counter = 0,
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names = [
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'accepts',
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'cache',
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'contents',
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'contentType',
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'crossDomain',
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'data',
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'dataType',
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'headers',
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'ifModified',
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'mimeType',
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'password',
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'processData',
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'timeout',
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'traditional',
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'type',
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'url',
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'username'
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],
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convert = function (p) {
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return p;
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};
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$.ajaxSetup({
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converters: {
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'postmessage text': convert,
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'postmessage json': convert,
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'postmessage html': convert
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}
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});
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$.ajaxTransport('postmessage', function (options) {
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if (options.postMessage && window.postMessage) {
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var iframe,
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loc = $('<a>').prop('href', options.postMessage)[0],
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target = loc.protocol + '//' + loc.host,
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xhrUpload = options.xhr().upload;
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return {
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send: function (_, completeCallback) {
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counter += 1;
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var message = {
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id: 'postmessage-transport-' + counter
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},
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eventName = 'message.' + message.id;
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iframe = $(
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'<iframe style="display:none;" src="' +
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options.postMessage + '" name="' +
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message.id + '"></iframe>'
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).bind('load', function () {
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$.each(names, function (i, name) {
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message[name] = options[name];
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});
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message.dataType = message.dataType.replace('postmessage ', '');
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$(window).bind(eventName, function (e) {
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e = e.originalEvent;
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var data = e.data,
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ev;
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if (e.origin === target && data.id === message.id) {
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if (data.type === 'progress') {
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ev = document.createEvent('Event');
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ev.initEvent(data.type, false, true);
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$.extend(ev, data);
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xhrUpload.dispatchEvent(ev);
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} else {
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completeCallback(
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data.status,
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data.statusText,
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{postmessage: data.result},
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data.headers
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);
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iframe.remove();
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$(window).unbind(eventName);
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}
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}
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});
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iframe[0].contentWindow.postMessage(
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message,
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target
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);
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}).appendTo(document.body);
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},
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abort: function () {
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if (iframe) {
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iframe.remove();
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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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