jszip-utils-ie.js revision 3233:b5d08bc0d224 
1/*!
2
3JSZipUtils - A collection of cross-browser utilities to go along with JSZip.
4<http://stuk.github.io/jszip-utils>
5
6(c) 2014 Stuart Knightley, David Duponchel
7Dual licenced under the MIT license or GPLv3. See https://raw.github.com/Stuk/jszip-utils/master/LICENSE.markdown.
8
9*/
10;(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
11var global=typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {};/* jshint evil: true, newcap: false */
12/* global IEBinaryToArray_ByteStr, IEBinaryToArray_ByteStr_Last */
13"use strict";
14
15// Adapted from http://stackoverflow.com/questions/1095102/how-do-i-load-binary-image-data-using-javascript-and-xmlhttprequest
16var IEBinaryToArray_ByteStr_Script =
17    "<!-- IEBinaryToArray_ByteStr -->\r\n"+
18    "<script type='text/vbscript'>\r\n"+
19    "Function IEBinaryToArray_ByteStr(Binary)\r\n"+
20    "   IEBinaryToArray_ByteStr = CStr(Binary)\r\n"+
21    "End Function\r\n"+
22    "Function IEBinaryToArray_ByteStr_Last(Binary)\r\n"+
23    "   Dim lastIndex\r\n"+
24    "   lastIndex = LenB(Binary)\r\n"+
25    "   if lastIndex mod 2 Then\r\n"+
26    "       IEBinaryToArray_ByteStr_Last = Chr( AscB( MidB( Binary, lastIndex, 1 ) ) )\r\n"+
27    "   Else\r\n"+
28    "       IEBinaryToArray_ByteStr_Last = "+'""'+"\r\n"+
29    "   End If\r\n"+
30    "End Function\r\n"+
31    "</script>\r\n";
32
33// inject VBScript
34document.write(IEBinaryToArray_ByteStr_Script);
35
36global.JSZipUtils._getBinaryFromXHR = function (xhr) {
37    var binary = xhr.responseBody;
38    var byteMapping = {};
39    for ( var i = 0; i < 256; i++ ) {
40        for ( var j = 0; j < 256; j++ ) {
41            byteMapping[ String.fromCharCode( i + (j << 8) ) ] =
42                String.fromCharCode(i) + String.fromCharCode(j);
43        }
44    }
45    var rawBytes = IEBinaryToArray_ByteStr(binary);
46    var lastChr = IEBinaryToArray_ByteStr_Last(binary);
47    return rawBytes.replace(/[\s\S]/g, function( match ) {
48        return byteMapping[match];
49    }) + lastChr;
50};
51
52// enforcing Stuk's coding style
53// vim: set shiftwidth=4 softtabstop=4:
54
55},{}]},{},[1])
56;
57