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From m...@apache.org
Subject [35/51] [partial] incubator-fineract git commit: initial code push
Date Thu, 28 Jan 2016 05:47:20 GMT
http://git-wip-us.apache.org/repos/asf/incubator-fineract/blob/4b1ec9ef/docs/system-architecture/js/vendor/bootstrap-3.0.0/assets/jszip.js
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diff --git a/docs/system-architecture/js/vendor/bootstrap-3.0.0/assets/jszip.js b/docs/system-architecture/js/vendor/bootstrap-3.0.0/assets/jszip.js
new file mode 100644
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@@ -0,0 +1,1425 @@
+/**
+
+JSZip - A Javascript class for generating and reading zip files
+<http://stuartk.com/jszip>
+
+(c) 2009-2012 Stuart Knightley <stuart [at] stuartk.com>
+Dual licenced under the MIT license or GPLv3. See LICENSE.markdown.
+
+Usage:
+   zip = new JSZip();
+   zip.file("hello.txt", "Hello, World!").file("tempfile", "nothing");
+   zip.folder("images").file("smile.gif", base64Data, {base64: true});
+   zip.file("Xmas.txt", "Ho ho ho !", {date : new Date("December 25, 2007 00:00:01")});
+   zip.remove("tempfile");
+
+   base64zip = zip.generate();
+
+**/
+"use strict";
+
+/**
+ * Representation a of zip file in js
+ * @constructor
+ * @param {String=|ArrayBuffer=|Uint8Array=|Buffer=} data the data to load, if any (optional).
+ * @param {Object=} options the options for creating this objects (optional).
+ */
+var JSZip = function(data, options) {
+   // object containing the files :
+   // {
+   //   "folder/" : {...},
+   //   "folder/data.txt" : {...}
+   // }
+   this.files = {};
+
+   // Where we are in the hierarchy
+   this.root = "";
+
+   if (data) {
+      this.load(data, options);
+   }
+};
+
+JSZip.signature = {
+   LOCAL_FILE_HEADER : "\x50\x4b\x03\x04",
+   CENTRAL_FILE_HEADER : "\x50\x4b\x01\x02",
+   CENTRAL_DIRECTORY_END : "\x50\x4b\x05\x06",
+   ZIP64_CENTRAL_DIRECTORY_LOCATOR : "\x50\x4b\x06\x07",
+   ZIP64_CENTRAL_DIRECTORY_END : "\x50\x4b\x06\x06",
+   DATA_DESCRIPTOR : "\x50\x4b\x07\x08"
+};
+
+// Default properties for a new file
+JSZip.defaults = {
+   base64: false,
+   binary: false,
+   dir: false,
+   date: null,
+   compression: null
+};
+
+
+JSZip.prototype = (function () {
+
+   /**
+    * Returns the raw data of a ZipObject, decompress the content if necessary.
+    * @param {ZipObject} file the file to use.
+    * @return {String|ArrayBuffer|Uint8Array|Buffer} the data.
+    */
+   var getRawData = function (file) {
+      if (file._data instanceof JSZip.CompressedObject) {
+         file._data = file._data.getContent();
+         file.options.binary = true;
+         file.options.base64 = false;
+
+         if (JSZip.utils.getTypeOf(file._data) === "uint8array") {
+            var copy = file._data;
+            // when reading an arraybuffer, the CompressedObject mechanism will keep it and subarray() a Uint8Array.
+            // if we request a file in the same format, we might get the same Uint8Array or its ArrayBuffer (the original zip file).
+            file._data = new Uint8Array(copy.length);
+            // with an empty Uint8Array, Opera fails with a "Offset larger than array size"
+            if (copy.length !== 0) {
+               file._data.set(copy, 0);
+            }
+         }
+      }
+      return file._data;
+   };
+
+   /**
+    * Returns the data of a ZipObject in a binary form. If the content is an unicode string, encode it.
+    * @param {ZipObject} file the file to use.
+    * @return {String|ArrayBuffer|Uint8Array|Buffer} the data.
+    */
+   var getBinaryData = function (file) {
+      var result = getRawData(file), type = JSZip.utils.getTypeOf(result);
+      if (type === "string") {
+         if (!file.options.binary) {
+            // unicode text !
+            // unicode string => binary string is a painful process, check if we can avoid it.
+            if (JSZip.support.uint8array && typeof TextEncoder === "function") {
+               return TextEncoder("utf-8").encode(result);
+            }
+            if (JSZip.support.nodebuffer) {
+               return new Buffer(result, "utf-8");
+            }
+         }
+         return file.asBinary();
+      }
+      return result;
+   }
+
+   /**
+    * Transform this._data into a string.
+    * @param {function} filter a function String -> String, applied if not null on the result.
+    * @return {String} the string representing this._data.
+    */
+   var dataToString = function (asUTF8) {
+      var result = getRawData(this);
+      if (result === null || typeof result === "undefined") {
+         return "";
+      }
+      // if the data is a base64 string, we decode it before checking the encoding !
+      if (this.options.base64) {
+         result = JSZip.base64.decode(result);
+      }
+      if (asUTF8 && this.options.binary) {
+         // JSZip.prototype.utf8decode supports arrays as input
+         // skip to array => string step, utf8decode will do it.
+         result = JSZip.prototype.utf8decode(result);
+      } else {
+         // no utf8 transformation, do the array => string step.
+         result = JSZip.utils.transformTo("string", result);
+      }
+
+      if (!asUTF8 && !this.options.binary) {
+         result = JSZip.prototype.utf8encode(result);
+      }
+      return result;
+   };
+   /**
+    * A simple object representing a file in the zip file.
+    * @constructor
+    * @param {string} name the name of the file
+    * @param {String|ArrayBuffer|Uint8Array|Buffer} data the data
+    * @param {Object} options the options of the file
+    */
+   var ZipObject = function (name, data, options) {
+      this.name = name;
+      this._data = data;
+      this.options = options;
+   };
+
+   ZipObject.prototype = {
+      /**
+       * Return the content as UTF8 string.
+       * @return {string} the UTF8 string.
+       */
+      asText : function () {
+         return dataToString.call(this, true);
+      },
+      /**
+       * Returns the binary content.
+       * @return {string} the content as binary.
+       */
+      asBinary : function () {
+         return dataToString.call(this, false);
+      },
+      /**
+       * Returns the content as a nodejs Buffer.
+       * @return {Buffer} the content as a Buffer.
+       */
+      asNodeBuffer : function () {
+         var result = getBinaryData(this);
+         return JSZip.utils.transformTo("nodebuffer", result);
+      },
+      /**
+       * Returns the content as an Uint8Array.
+       * @return {Uint8Array} the content as an Uint8Array.
+       */
+      asUint8Array : function () {
+         var result = getBinaryData(this);
+         return JSZip.utils.transformTo("uint8array", result);
+      },
+      /**
+       * Returns the content as an ArrayBuffer.
+       * @return {ArrayBuffer} the content as an ArrayBufer.
+       */
+      asArrayBuffer : function () {
+         return this.asUint8Array().buffer;
+      }
+   };
+
+   /**
+    * Transform an integer into a string in hexadecimal.
+    * @private
+    * @param {number} dec the number to convert.
+    * @param {number} bytes the number of bytes to generate.
+    * @returns {string} the result.
+    */
+   var decToHex = function(dec, bytes) {
+      var hex = "", i;
+      for(i = 0; i < bytes; i++) {
+         hex += String.fromCharCode(dec&0xff);
+         dec=dec>>>8;
+      }
+      return hex;
+   };
+
+   /**
+    * Merge the objects passed as parameters into a new one.
+    * @private
+    * @param {...Object} var_args All objects to merge.
+    * @return {Object} a new object with the data of the others.
+    */
+   var extend = function () {
+      var result = {}, i, attr;
+      for (i = 0; i < arguments.length; i++) { // arguments is not enumerable in some browsers
+         for (attr in arguments[i]) {
+            if (arguments[i].hasOwnProperty(attr) && typeof result[attr] === "undefined") {
+               result[attr] = arguments[i][attr];
+            }
+         }
+      }
+      return result;
+   };
+
+   /**
+    * Transforms the (incomplete) options from the user into the complete
+    * set of options to create a file.
+    * @private
+    * @param {Object} o the options from the user.
+    * @return {Object} the complete set of options.
+    */
+   var prepareFileAttrs = function (o) {
+      o = o || {};
+      if (o.base64 === true && o.binary == null) {
+         o.binary = true;
+      }
+      o = extend(o, JSZip.defaults);
+      o.date = o.date || new Date();
+      if (o.compression !== null) o.compression = o.compression.toUpperCase();
+
+      return o;
+   };
+
+   /**
+    * Add a file in the current folder.
+    * @private
+    * @param {string} name the name of the file
+    * @param {String|ArrayBuffer|Uint8Array|Buffer} data the data of the file
+    * @param {Object} o the options of the file
+    * @return {Object} the new file.
+    */
+   var fileAdd = function (name, data, o) {
+      // be sure sub folders exist
+      var parent = parentFolder(name), dataType = JSZip.utils.getTypeOf(data);
+      if (parent) {
+         folderAdd.call(this, parent);
+      }
+
+      o = prepareFileAttrs(o);
+
+      if (o.dir || data === null || typeof data === "undefined") {
+         o.base64 = false;
+         o.binary = false;
+         data = null;
+      } else if (dataType === "string") {
+         if (o.binary && !o.base64) {
+            // optimizedBinaryString == true means that the file has already been filtered with a 0xFF mask
+            if (o.optimizedBinaryString !== true) {
+               // this is a string, not in a base64 format.
+               // Be sure that this is a correct "binary string"
+               data = JSZip.utils.string2binary(data);
+            }
+         }
+      } else { // arraybuffer, uint8array, ...
+         o.base64 = false;
+         o.binary = true;
+
+         if (!dataType && !(data instanceof JSZip.CompressedObject)) {
+            throw new Error("The data of '" + name + "' is in an unsupported format !");
+         }
+
+         // special case : it's way easier to work with Uint8Array than with ArrayBuffer
+         if (dataType === "arraybuffer") {
+            data = JSZip.utils.transformTo("uint8array", data);
+         }
+      }
+
+      return this.files[name] = new ZipObject(name, data, o);
+   };
+
+
+   /**
+    * Find the parent folder of the path.
+    * @private
+    * @param {string} path the path to use
+    * @return {string} the parent folder, or ""
+    */
+   var parentFolder = function (path) {
+      if (path.slice(-1) == '/') {
+         path = path.substring(0, path.length - 1);
+      }
+      var lastSlash = path.lastIndexOf('/');
+      return (lastSlash > 0) ? path.substring(0, lastSlash) : "";
+   };
+
+   /**
+    * Add a (sub) folder in the current folder.
+    * @private
+    * @param {string} name the folder's name
+    * @return {Object} the new folder.
+    */
+   var folderAdd = function (name) {
+      // Check the name ends with a /
+      if (name.slice(-1) != "/") {
+         name += "/"; // IE doesn't like substr(-1)
+      }
+
+      // Does this folder already exist?
+      if (!this.files[name]) {
+         fileAdd.call(this, name, null, {dir:true});
+      }
+      return this.files[name];
+   };
+
+   /**
+    * Generate a JSZip.CompressedObject for a given zipOject.
+    * @param {ZipObject} file the object to read.
+    * @param {JSZip.compression} compression the compression to use.
+    * @return {JSZip.CompressedObject} the compressed result.
+    */
+   var generateCompressedObjectFrom = function (file, compression) {
+      var result = new JSZip.CompressedObject(), content;
+
+      // the data has not been decompressed, we might reuse things !
+      if (file._data instanceof JSZip.CompressedObject) {
+         result.uncompressedSize = file._data.uncompressedSize;
+         result.crc32 = file._data.crc32;
+
+         if (result.uncompressedSize === 0 || file.options.dir) {
+            compression = JSZip.compressions['STORE'];
+            result.compressedContent = "";
+            result.crc32 = 0;
+         } else if (file._data.compressionMethod === compression.magic) {
+            result.compressedContent = file._data.getCompressedContent();
+         } else {
+            content = file._data.getContent()
+            // need to decompress / recompress
+            result.compressedContent = compression.compress(JSZip.utils.transformTo(compression.compressInputType, content));
+         }
+      } else {
+         // have uncompressed data
+         content = getBinaryData(file);
+         if (!content || content.length === 0 || file.options.dir) {
+            compression = JSZip.compressions['STORE'];
+            content = "";
+         }
+         result.uncompressedSize = content.length;
+         result.crc32 = this.crc32(content);
+         result.compressedContent = compression.compress(JSZip.utils.transformTo(compression.compressInputType, content));
+      }
+
+      result.compressedSize = result.compressedContent.length;
+      result.compressionMethod = compression.magic;
+
+      return result;
+   };
+
+   /**
+    * Generate the various parts used in the construction of the final zip file.
+    * @param {string} name the file name.
+    * @param {ZipObject} file the file content.
+    * @param {JSZip.CompressedObject} compressedObject the compressed object.
+    * @param {number} offset the current offset from the start of the zip file.
+    * @return {object} the zip parts.
+    */
+   var generateZipParts = function(name, file, compressedObject, offset) {
+      var data = compressedObject.compressedContent,
+          utfEncodedFileName = this.utf8encode(file.name),
+          useUTF8 = utfEncodedFileName !== file.name,
+          o       = file.options,
+          dosTime,
+          dosDate;
+
+      // date
+      // @see http://www.delorie.com/djgpp/doc/rbinter/it/52/13.html
+      // @see http://www.delorie.com/djgpp/doc/rbinter/it/65/16.html
+      // @see http://www.delorie.com/djgpp/doc/rbinter/it/66/16.html
+
+      dosTime = o.date.getHours();
+      dosTime = dosTime << 6;
+      dosTime = dosTime | o.date.getMinutes();
+      dosTime = dosTime << 5;
+      dosTime = dosTime | o.date.getSeconds() / 2;
+
+      dosDate = o.date.getFullYear() - 1980;
+      dosDate = dosDate << 4;
+      dosDate = dosDate | (o.date.getMonth() + 1);
+      dosDate = dosDate << 5;
+      dosDate = dosDate | o.date.getDate();
+
+
+      var header = "";
+
+      // version needed to extract
+      header += "\x0A\x00";
+      // general purpose bit flag
+      // set bit 11 if utf8
+      header += useUTF8 ? "\x00\x08" : "\x00\x00";
+      // compression method
+      header += compressedObject.compressionMethod;
+      // last mod file time
+      header += decToHex(dosTime, 2);
+      // last mod file date
+      header += decToHex(dosDate, 2);
+      // crc-32
+      header += decToHex(compressedObject.crc32, 4);
+      // compressed size
+      header += decToHex(compressedObject.compressedSize, 4);
+      // uncompressed size
+      header += decToHex(compressedObject.uncompressedSize, 4);
+      // file name length
+      header += decToHex(utfEncodedFileName.length, 2);
+      // extra field length
+      header += "\x00\x00";
+
+
+      var fileRecord = JSZip.signature.LOCAL_FILE_HEADER + header + utfEncodedFileName;
+
+      var dirRecord = JSZip.signature.CENTRAL_FILE_HEADER +
+      // version made by (00: DOS)
+      "\x14\x00" +
+      // file header (common to file and central directory)
+      header +
+      // file comment length
+      "\x00\x00" +
+      // disk number start
+      "\x00\x00" +
+      // internal file attributes TODO
+      "\x00\x00" +
+      // external file attributes
+      (file.options.dir===true?"\x10\x00\x00\x00":"\x00\x00\x00\x00")+
+      // relative offset of local header
+      decToHex(offset, 4) +
+      // file name
+      utfEncodedFileName;
+
+
+      return {
+         fileRecord : fileRecord,
+         dirRecord : dirRecord,
+         compressedObject : compressedObject
+      };
+   };
+
+   /**
+    * An object to write any content to a string.
+    * @constructor
+    */
+   var StringWriter = function () {
+      this.data = [];
+   };
+   StringWriter.prototype = {
+      /**
+       * Append any content to the current string.
+       * @param {Object} input the content to add.
+       */
+      append : function (input) {
+         input = JSZip.utils.transformTo("string", input);
+         this.data.push(input);
+      },
+      /**
+       * Finalize the construction an return the result.
+       * @return {string} the generated string.
+       */
+      finalize : function () {
+         return this.data.join("");
+      }
+   };
+   /**
+    * An object to write any content to an Uint8Array.
+    * @constructor
+    * @param {number} length The length of the array.
+    */
+   var Uint8ArrayWriter = function (length) {
+      this.data = new Uint8Array(length);
+      this.index = 0;
+   };
+   Uint8ArrayWriter.prototype = {
+      /**
+       * Append any content to the current array.
+       * @param {Object} input the content to add.
+       */
+      append : function (input) {
+         if (input.length !== 0) {
+            // with an empty Uint8Array, Opera fails with a "Offset larger than array size"
+            input = JSZip.utils.transformTo("uint8array", input);
+            this.data.set(input, this.index);
+            this.index += input.length;
+         }
+      },
+      /**
+       * Finalize the construction an return the result.
+       * @return {Uint8Array} the generated array.
+       */
+      finalize : function () {
+         return this.data;
+      }
+   };
+
+   // return the actual prototype of JSZip
+   return {
+      /**
+       * Read an existing zip and merge the data in the current JSZip object.
+       * The implementation is in jszip-load.js, don't forget to include it.
+       * @param {String|ArrayBuffer|Uint8Array|Buffer} stream  The stream to load
+       * @param {Object} options Options for loading the stream.
+       *  options.base64 : is the stream in base64 ? default : false
+       * @return {JSZip} the current JSZip object
+       */
+      load : function (stream, options) {
+         throw new Error("Load method is not defined. Is the file jszip-load.js included ?");
+      },
+
+      /**
+       * Filter nested files/folders with the specified function.
+       * @param {Function} search the predicate to use :
+       * function (relativePath, file) {...}
+       * It takes 2 arguments : the relative path and the file.
+       * @return {Array} An array of matching elements.
+       */
+      filter : function (search) {
+         var result = [], filename, relativePath, file, fileClone;
+         for (filename in this.files) {
+            if ( !this.files.hasOwnProperty(filename) ) { continue; }
+            file = this.files[filename];
+            // return a new object, don't let the user mess with our internal objects :)
+            fileClone = new ZipObject(file.name, file._data, extend(file.options));
+            relativePath = filename.slice(this.root.length, filename.length);
+            if (filename.slice(0, this.root.length) === this.root && // the file is in the current root
+                search(relativePath, fileClone)) { // and the file matches the function
+               result.push(fileClone);
+            }
+         }
+         return result;
+      },
+
+      /**
+       * Add a file to the zip file, or search a file.
+       * @param   {string|RegExp} name The name of the file to add (if data is defined),
+       * the name of the file to find (if no data) or a regex to match files.
+       * @param   {String|ArrayBuffer|Uint8Array|Buffer} data  The file data, either raw or base64 encoded
+       * @param   {Object} o     File options
+       * @return  {JSZip|Object|Array} this JSZip object (when adding a file),
+       * a file (when searching by string) or an array of files (when searching by regex).
+       */
+      file : function(name, data, o) {
+         if (arguments.length === 1) {
+            if (name instanceof RegExp) {
+               var regexp = name;
+               return this.filter(function(relativePath, file) {
+                  return !file.options.dir && regexp.test(relativePath);
+               });
+            } else { // text
+               return this.filter(function (relativePath, file) {
+                  return !file.options.dir && relativePath === name;
+               })[0]||null;
+            }
+         } else { // more than one argument : we have data !
+            name = this.root+name;
+            fileAdd.call(this, name, data, o);
+         }
+         return this;
+      },
+
+      /**
+       * Add a directory to the zip file, or search.
+       * @param   {String|RegExp} arg The name of the directory to add, or a regex to search folders.
+       * @return  {JSZip} an object with the new directory as the root, or an array containing matching folders.
+       */
+      folder : function(arg) {
+         if (!arg) {
+            return this;
+         }
+
+         if (arg instanceof RegExp) {
+            return this.filter(function(relativePath, file) {
+               return file.options.dir && arg.test(relativePath);
+            });
+         }
+
+         // else, name is a new folder
+         var name = this.root + arg;
+         var newFolder = folderAdd.call(this, name);
+
+         // Allow chaining by returning a new object with this folder as the root
+         var ret = this.clone();
+         ret.root = newFolder.name;
+         return ret;
+      },
+
+      /**
+       * Delete a file, or a directory and all sub-files, from the zip
+       * @param {string} name the name of the file to delete
+       * @return {JSZip} this JSZip object
+       */
+      remove : function(name) {
+         name = this.root + name;
+         var file = this.files[name];
+         if (!file) {
+            // Look for any folders
+            if (name.slice(-1) != "/") {
+               name += "/";
+            }
+            file = this.files[name];
+         }
+
+         if (file) {
+            if (!file.options.dir) {
+               // file
+               delete this.files[name];
+            } else {
+               // folder
+               var kids = this.filter(function (relativePath, file) {
+                  return file.name.slice(0, name.length) === name;
+               });
+               for (var i = 0; i < kids.length; i++) {
+                  delete this.files[kids[i].name];
+               }
+            }
+         }
+
+         return this;
+      },
+
+      /**
+       * Generate the complete zip file
+       * @param {Object} options the options to generate the zip file :
+       * - base64, (deprecated, use type instead) true to generate base64.
+       * - compression, "STORE" by default.
+       * - type, "base64" by default. Values are : string, base64, uint8array, arraybuffer, blob.
+       * @return {String|Uint8Array|ArrayBuffer|Buffer|Blob} the zip file
+       */
+      generate : function(options) {
+         options = extend(options || {}, {
+            base64 : true,
+            compression : "STORE",
+            type : "base64"
+         });
+
+         JSZip.utils.checkSupport(options.type);
+
+         var zipData = [], localDirLength = 0, centralDirLength = 0, writer, i;
+
+
+         // first, generate all the zip parts.
+         for (var name in this.files) {
+            if ( !this.files.hasOwnProperty(name) ) { continue; }
+            var file = this.files[name];
+
+            var compressionName = file.compression || options.compression.toUpperCase();
+            var compression = JSZip.compressions[compressionName];
+            if (!compression) {
+               throw new Error(compressionName + " is not a valid compression method !");
+            }
+
+            var compressedObject = generateCompressedObjectFrom.call(this, file, compression);
+
+            var zipPart = generateZipParts.call(this, name, file, compressedObject, localDirLength);
+            localDirLength += zipPart.fileRecord.length + compressedObject.compressedSize;
+            centralDirLength += zipPart.dirRecord.length;
+            zipData.push(zipPart);
+         }
+
+         var dirEnd = "";
+
+         // end of central dir signature
+         dirEnd = JSZip.signature.CENTRAL_DIRECTORY_END +
+         // number of this disk
+         "\x00\x00" +
+         // number of the disk with the start of the central directory
+         "\x00\x00" +
+         // total number of entries in the central directory on this disk
+         decToHex(zipData.length, 2) +
+         // total number of entries in the central directory
+         decToHex(zipData.length, 2) +
+         // size of the central directory   4 bytes
+         decToHex(centralDirLength, 4) +
+         // offset of start of central directory with respect to the starting disk number
+         decToHex(localDirLength, 4) +
+         // .ZIP file comment length
+         "\x00\x00";
+
+
+         // we have all the parts (and the total length)
+         // time to create a writer !
+         switch(options.type.toLowerCase()) {
+            case "uint8array" :
+            case "arraybuffer" :
+            case "blob" :
+            case "nodebuffer" :
+               writer = new Uint8ArrayWriter(localDirLength + centralDirLength + dirEnd.length);
+               break;
+            case "base64" :
+            default : // case "string" :
+               writer = new StringWriter(localDirLength + centralDirLength + dirEnd.length);
+               break;
+         }
+
+         for (i = 0; i < zipData.length; i++) {
+            writer.append(zipData[i].fileRecord);
+            writer.append(zipData[i].compressedObject.compressedContent);
+         }
+         for (i = 0; i < zipData.length; i++) {
+            writer.append(zipData[i].dirRecord);
+         }
+
+         writer.append(dirEnd);
+
+         var zip = writer.finalize();
+
+
+
+         switch(options.type.toLowerCase()) {
+            // case "zip is an Uint8Array"
+            case "uint8array" :
+            case "arraybuffer" :
+            case "nodebuffer" :
+               return JSZip.utils.transformTo(options.type.toLowerCase(), zip);
+            case "blob" :
+               return JSZip.utils.arrayBuffer2Blob(JSZip.utils.transformTo("arraybuffer", zip));
+
+            // case "zip is a string"
+            case "base64" :
+               return (options.base64) ? JSZip.base64.encode(zip) : zip;
+            default : // case "string" :
+               return zip;
+         }
+      },
+
+      /**
+       *
+       *  Javascript crc32
+       *  http://www.webtoolkit.info/
+       *
+       */
+      crc32 : function crc32(input, crc) {
+         if (typeof input === "undefined" || !input.length) {
+            return 0;
+         }
+
+         var isArray = JSZip.utils.getTypeOf(input) !== "string";
+
+         var table = [
+            0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA,
+            0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,
+            0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
+            0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,
+            0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE,
+            0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
+            0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC,
+            0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,
+            0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
+            0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,
+            0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940,
+            0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
+            0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116,
+            0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
+            0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
+            0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,
+            0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A,
+            0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
+            0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818,
+            0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,
+            0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
+            0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,
+            0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C,
+            0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
+            0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2,
+            0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,
+            0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
+            0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
+            0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086,
+            0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
+            0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4,
+            0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,
+            0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
+            0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,
+            0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8,
+            0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
+            0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE,
+            0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,
+            0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
+            0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,
+            0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252,
+            0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
+            0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60,
+            0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,
+            0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
+            0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,
+            0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04,
+            0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
+            0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A,
+            0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,
+            0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
+            0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,
+            0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E,
+            0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
+            0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C,
+            0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
+            0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
+            0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,
+            0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0,
+            0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
+            0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6,
+            0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,
+            0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
+            0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D
+         ];
+
+         if (typeof(crc) == "undefined") { crc = 0; }
+         var x = 0;
+         var y = 0;
+         var byte = 0;
+
+         crc = crc ^ (-1);
+         for( var i = 0, iTop = input.length; i < iTop; i++ ) {
+            byte = isArray ? input[i] : input.charCodeAt(i);
+            y = ( crc ^ byte ) & 0xFF;
+            x = table[y];
+            crc = ( crc >>> 8 ) ^ x;
+         }
+
+         return crc ^ (-1);
+      },
+
+      // Inspired by http://my.opera.com/GreyWyvern/blog/show.dml/1725165
+      clone : function() {
+         var newObj = new JSZip();
+         for (var i in this) {
+            if (typeof this[i] !== "function") {
+               newObj[i] = this[i];
+            }
+         }
+         return newObj;
+      },
+
+
+      /**
+       * http://www.webtoolkit.info/javascript-utf8.html
+       */
+      utf8encode : function (string) {
+         // TextEncoder + Uint8Array to binary string is faster than checking every bytes on long strings.
+         // http://jsperf.com/utf8encode-vs-textencoder
+         // On short strings (file names for example), the TextEncoder API is (currently) slower.
+         if (JSZip.support.uint8array && typeof TextEncoder === "function") {
+            var u8 = TextEncoder("utf-8").encode(string);
+            return JSZip.utils.transformTo("string", u8);
+         }
+         if (JSZip.support.nodebuffer) {
+            return JSZip.utils.transformTo("string", new Buffer(string, "utf-8"));
+         }
+
+         // array.join may be slower than string concatenation but generates less objects (less time spent garbage collecting).
+         // See also http://jsperf.com/array-direct-assignment-vs-push/31
+         var result = [], resIndex = 0;
+
+         for (var n = 0; n < string.length; n++) {
+
+            var c = string.charCodeAt(n);
+
+            if (c < 128) {
+               result[resIndex++] = String.fromCharCode(c);
+            } else if ((c > 127) && (c < 2048)) {
+               result[resIndex++] = String.fromCharCode((c >> 6) | 192);
+               result[resIndex++] = String.fromCharCode((c & 63) | 128);
+            } else {
+               result[resIndex++] = String.fromCharCode((c >> 12) | 224);
+               result[resIndex++] = String.fromCharCode(((c >> 6) & 63) | 128);
+               result[resIndex++] = String.fromCharCode((c & 63) | 128);
+            }
+
+         }
+
+         return result.join("");
+      },
+
+      /**
+       * http://www.webtoolkit.info/javascript-utf8.html
+       */
+      utf8decode : function (input) {
+         var result = [], resIndex = 0;
+         var type = JSZip.utils.getTypeOf(input);
+         var isArray = type !== "string";
+         var i = 0;
+         var c = 0, c1 = 0, c2 = 0, c3 = 0;
+
+         // check if we can use the TextDecoder API
+         // see http://encoding.spec.whatwg.org/#api
+         if (JSZip.support.uint8array && typeof TextDecoder === "function") {
+            return TextDecoder("utf-8").decode(
+               JSZip.utils.transformTo("uint8array", input)
+            );
+         }
+         if (JSZip.support.nodebuffer) {
+            return JSZip.utils.transformTo("nodebuffer", input).toString("utf-8");
+         }
+
+         while ( i < input.length ) {
+
+            c = isArray ? input[i] : input.charCodeAt(i);
+
+            if (c < 128) {
+               result[resIndex++] = String.fromCharCode(c);
+               i++;
+            } else if ((c > 191) && (c < 224)) {
+               c2 = isArray ? input[i+1] : input.charCodeAt(i+1);
+               result[resIndex++] = String.fromCharCode(((c & 31) << 6) | (c2 & 63));
+               i += 2;
+            } else {
+               c2 = isArray ? input[i+1] : input.charCodeAt(i+1);
+               c3 = isArray ? input[i+2] : input.charCodeAt(i+2);
+               result[resIndex++] = String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
+               i += 3;
+            }
+
+         }
+
+         return result.join("");
+      }
+   };
+}());
+
+/*
+ * Compression methods
+ * This object is filled in as follow :
+ * name : {
+ *    magic // the 2 bytes indentifying the compression method
+ *    compress // function, take the uncompressed content and return it compressed.
+ *    uncompress // function, take the compressed content and return it uncompressed.
+ *    compressInputType // string, the type accepted by the compress method. null to accept everything.
+ *    uncompressInputType // string, the type accepted by the uncompress method. null to accept everything.
+ * }
+ *
+ * STORE is the default compression method, so it's included in this file.
+ * Other methods should go to separated files : the user wants modularity.
+ */
+JSZip.compressions = {
+   "STORE" : {
+      magic : "\x00\x00",
+      compress : function (content) {
+         return content; // no compression
+      },
+      uncompress : function (content) {
+         return content; // no compression
+      },
+      compressInputType : null,
+      uncompressInputType : null
+   }
+};
+
+/*
+ * List features that require a modern browser, and if the current browser support them.
+ */
+JSZip.support = {
+   // contains true if JSZip can read/generate ArrayBuffer, false otherwise.
+   arraybuffer : (function(){
+      return typeof ArrayBuffer !== "undefined" && typeof Uint8Array !== "undefined";
+   })(),
+   // contains true if JSZip can read/generate nodejs Buffer, false otherwise.
+   nodebuffer : (function(){
+      return typeof Buffer !== "undefined";
+   })(),
+   // contains true if JSZip can read/generate Uint8Array, false otherwise.
+   uint8array : (function(){
+      return typeof Uint8Array !== "undefined";
+   })(),
+   // contains true if JSZip can read/generate Blob, false otherwise.
+   blob : (function(){
+      // the spec started with BlobBuilder then replaced it with a construtor for Blob.
+      // Result : we have browsers that :
+      // * know the BlobBuilder (but with prefix)
+      // * know the Blob constructor
+      // * know about Blob but not about how to build them
+      // About the "=== 0" test : if given the wrong type, it may be converted to a string.
+      // Instead of an empty content, we will get "[object Uint8Array]" for example.
+      if (typeof ArrayBuffer === "undefined") {
+         return false;
+      }
+      var buffer = new ArrayBuffer(0);
+      try {
+         return new Blob([buffer], { type: "application/zip" }).size === 0;
+      }
+      catch(e) {}
+
+      try {
+         var builder = new (window.BlobBuilder || window.WebKitBlobBuilder ||
+                            window.MozBlobBuilder || window.MSBlobBuilder)();
+         builder.append(buffer);
+         return builder.getBlob('application/zip').size === 0;
+      }
+      catch(e) {}
+
+      return false;
+   })()
+};
+
+(function () {
+   JSZip.utils = {
+      /**
+       * Convert a string to a "binary string" : a string containing only char codes between 0 and 255.
+       * @param {string} str the string to transform.
+       * @return {String} the binary string.
+       */
+      string2binary : function (str) {
+         var result = "";
+         for (var i = 0; i < str.length; i++) {
+            result += String.fromCharCode(str.charCodeAt(i) & 0xff);
+         }
+         return result;
+      },
+      /**
+       * Create a Uint8Array from the string.
+       * @param {string} str the string to transform.
+       * @return {Uint8Array} the typed array.
+       * @throws {Error} an Error if the browser doesn't support the requested feature.
+       * @deprecated : use JSZip.utils.transformTo instead.
+       */
+      string2Uint8Array : function (str) {
+         return JSZip.utils.transformTo("uint8array", str);
+      },
+
+      /**
+       * Create a string from the Uint8Array.
+       * @param {Uint8Array} array the array to transform.
+       * @return {string} the string.
+       * @throws {Error} an Error if the browser doesn't support the requested feature.
+       * @deprecated : use JSZip.utils.transformTo instead.
+       */
+      uint8Array2String : function (array) {
+         return JSZip.utils.transformTo("string", array);
+      },
+      /**
+       * Create a blob from the given ArrayBuffer.
+       * @param {ArrayBuffer} buffer the buffer to transform.
+       * @return {Blob} the result.
+       * @throws {Error} an Error if the browser doesn't support the requested feature.
+       */
+      arrayBuffer2Blob : function (buffer) {
+         JSZip.utils.checkSupport("blob");
+
+         try {
+            // Blob constructor
+            return new Blob([buffer], { type: "application/zip" });
+         }
+         catch(e) {}
+
+         try {
+            // deprecated, browser only, old way
+            var builder = new (window.BlobBuilder || window.WebKitBlobBuilder ||
+                               window.MozBlobBuilder || window.MSBlobBuilder)();
+            builder.append(buffer);
+            return builder.getBlob('application/zip');
+         }
+         catch(e) {}
+
+         // well, fuck ?!
+         throw new Error("Bug : can't construct the Blob.");
+      },
+      /**
+       * Create a blob from the given string.
+       * @param {string} str the string to transform.
+       * @return {Blob} the result.
+       * @throws {Error} an Error if the browser doesn't support the requested feature.
+       */
+      string2Blob : function (str) {
+         var buffer = JSZip.utils.transformTo("arraybuffer", str);
+         return JSZip.utils.arrayBuffer2Blob(buffer);
+      }
+   };
+
+   /**
+    * The identity function.
+    * @param {Object} input the input.
+    * @return {Object} the same input.
+    */
+   function identity(input) {
+      return input;
+   };
+
+   /**
+    * Fill in an array with a string.
+    * @param {String} str the string to use.
+    * @param {Array|ArrayBuffer|Uint8Array|Buffer} array the array to fill in (will be mutated).
+    * @return {Array|ArrayBuffer|Uint8Array|Buffer} the updated array.
+    */
+   function stringToArrayLike(str, array) {
+      for (var i = 0; i < str.length; ++i) {
+         array[i] = str.charCodeAt(i) & 0xFF;
+      }
+      return array;
+   };
+
+   /**
+    * Transform an array-like object to a string.
+    * @param {Array|ArrayBuffer|Uint8Array|Buffer} array the array to transform.
+    * @return {String} the result.
+    */
+   function arrayLikeToString(array) {
+      // Performances notes :
+      // --------------------
+      // String.fromCharCode.apply(null, array) is the fastest, see
+      // see http://jsperf.com/converting-a-uint8array-to-a-string/2
+      // but the stack is limited (and we can get huge arrays !).
+      //
+      // result += String.fromCharCode(array[i]); generate too many strings !
+      //
+      // This code is inspired by http://jsperf.com/arraybuffer-to-string-apply-performance/2
+      var chunk = 65536;
+      var result = [], len = array.length, type = JSZip.utils.getTypeOf(array), k = 0;
+
+      while (k < len && chunk > 1) {
+         try {
+            if (type === "array" || type === "nodebuffer") {
+               result.push(String.fromCharCode.apply(null, array.slice(k, Math.max(k + chunk, len))));
+            } else {
+               result.push(String.fromCharCode.apply(null, array.subarray(k, k + chunk)));
+            }
+            k += chunk;
+         } catch (e) {
+            chunk = Math.floor(chunk / 2);
+         }
+      }
+      return result.join("");
+   };
+
+   /**
+    * Copy the data from an array-like to an other array-like.
+    * @param {Array|ArrayBuffer|Uint8Array|Buffer} arrayFrom the origin array.
+    * @param {Array|ArrayBuffer|Uint8Array|Buffer} arrayTo the destination array which will be mutated.
+    * @return {Array|ArrayBuffer|Uint8Array|Buffer} the updated destination array.
+    */
+   function arrayLikeToArrayLike(arrayFrom, arrayTo) {
+      for(var i = 0; i < arrayFrom.length; i++) {
+         arrayTo[i] = arrayFrom[i];
+      }
+      return arrayTo;
+   };
+
+   // a matrix containing functions to transform everything into everything.
+   var transform = {};
+
+   // string to ?
+   transform["string"] = {
+      "string" : identity,
+      "array" : function (input) {
+         return stringToArrayLike(input, new Array(input.length));
+      },
+      "arraybuffer" : function (input) {
+         return transform["string"]["uint8array"](input).buffer;
+      },
+      "uint8array" : function (input) {
+         return stringToArrayLike(input, new Uint8Array(input.length));
+      },
+      "nodebuffer" : function (input) {
+         return stringToArrayLike(input, new Buffer(input.length));
+      }
+   };
+
+   // array to ?
+   transform["array"] = {
+      "string" : arrayLikeToString,
+      "array" : identity,
+      "arraybuffer" : function (input) {
+         return (new Uint8Array(input)).buffer;
+      },
+      "uint8array" : function (input) {
+         return new Uint8Array(input);
+      },
+      "nodebuffer" : function (input) {
+         return new Buffer(input);
+      }
+   };
+
+   // arraybuffer to ?
+   transform["arraybuffer"] = {
+      "string" : function (input) {
+         return arrayLikeToString(new Uint8Array(input));
+      },
+      "array" : function (input) {
+         return arrayLikeToArrayLike(new Uint8Array(input), new Array(input.byteLength));
+      },
+      "arraybuffer" : identity,
+      "uint8array" : function (input) {
+         return new Uint8Array(input);
+      },
+      "nodebuffer" : function (input) {
+         return new Buffer(new Uint8Array(input));
+      }
+   };
+
+   // uint8array to ?
+   transform["uint8array"] = {
+      "string" : arrayLikeToString,
+      "array" : function (input) {
+         return arrayLikeToArrayLike(input, new Array(input.length));
+      },
+      "arraybuffer" : function (input) {
+         return input.buffer;
+      },
+      "uint8array" : identity,
+      "nodebuffer" : function(input) {
+         return new Buffer(input);
+      }
+   };
+
+   // nodebuffer to ?
+   transform["nodebuffer"] = {
+      "string" : arrayLikeToString,
+      "array" : function (input) {
+         return arrayLikeToArrayLike(input, new Array(input.length));
+      },
+      "arraybuffer" : function (input) {
+         return transform["nodebuffer"]["uint8array"](input).buffer;
+      },
+      "uint8array" : function (input) {
+         return arrayLikeToArrayLike(input, new Uint8Array(input.length));
+      },
+      "nodebuffer" : identity
+   };
+
+   /**
+    * Transform an input into any type.
+    * The supported output type are : string, array, uint8array, arraybuffer, nodebuffer.
+    * If no output type is specified, the unmodified input will be returned.
+    * @param {String} outputType the output type.
+    * @param {String|Array|ArrayBuffer|Uint8Array|Buffer} input the input to convert.
+    * @throws {Error} an Error if the browser doesn't support the requested output type.
+    */
+   JSZip.utils.transformTo = function (outputType, input) {
+      if (!input) {
+         // undefined, null, etc
+         // an empty string won't harm.
+         input = "";
+      }
+      if (!outputType) {
+         return input;
+      }
+      JSZip.utils.checkSupport(outputType);
+      var inputType = JSZip.utils.getTypeOf(input);
+      var result = transform[inputType][outputType](input);
+      return result;
+   };
+
+   /**
+    * Return the type of the input.
+    * The type will be in a format valid for JSZip.utils.transformTo : string, array, uint8array, arraybuffer.
+    * @param {Object} input the input to identify.
+    * @return {String} the (lowercase) type of the input.
+    */
+   JSZip.utils.getTypeOf = function (input) {
+      if (typeof input === "string") {
+         return "string";
+      }
+      if (input instanceof Array) {
+         return "array";
+      }
+      if (JSZip.support.nodebuffer && Buffer.isBuffer(input)) {
+         return "nodebuffer";
+      }
+      if (JSZip.support.uint8array && input instanceof Uint8Array) {
+         return "uint8array";
+      }
+      if (JSZip.support.arraybuffer && input instanceof ArrayBuffer) {
+         return "arraybuffer";
+      }
+   };
+
+   /**
+    * Throw an exception if the type is not supported.
+    * @param {String} type the type to check.
+    * @throws {Error} an Error if the browser doesn't support the requested type.
+    */
+   JSZip.utils.checkSupport = function (type) {
+      var supported = true;
+      switch (type.toLowerCase()) {
+         case "uint8array":
+            supported = JSZip.support.uint8array;
+         break;
+         case "arraybuffer":
+            supported = JSZip.support.arraybuffer;
+         break;
+         case "nodebuffer":
+            supported = JSZip.support.nodebuffer;
+         break;
+         case "blob":
+            supported = JSZip.support.blob;
+         break;
+      }
+      if (!supported) {
+         throw new Error(type + " is not supported by this browser");
+      }
+   };
+
+
+})();
+
+(function (){
+   /**
+    * Represents an entry in the zip.
+    * The content may or may not be compressed.
+    * @constructor
+    */
+   JSZip.CompressedObject = function () {
+         this.compressedSize = 0;
+         this.uncompressedSize = 0;
+         this.crc32 = 0;
+         this.compressionMethod = null;
+         this.compressedContent = null;
+   };
+
+   JSZip.CompressedObject.prototype = {
+      /**
+       * Return the decompressed content in an unspecified format.
+       * The format will depend on the decompressor.
+       * @return {Object} the decompressed content.
+       */
+      getContent : function () {
+         return null; // see implementation
+      },
+      /**
+       * Return the compressed content in an unspecified format.
+       * The format will depend on the compressed conten source.
+       * @return {Object} the compressed content.
+       */
+      getCompressedContent : function () {
+         return null; // see implementation
+      }
+   };
+})();
+
+/**
+ *
+ *  Base64 encode / decode
+ *  http://www.webtoolkit.info/
+ *
+ *  Hacked so that it doesn't utf8 en/decode everything
+ **/
+JSZip.base64 = (function() {
+   // private property
+   var _keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
+
+   return {
+      // public method for encoding
+      encode : function(input, utf8) {
+         var output = "";
+         var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
+         var i = 0;
+
+         while (i < input.length) {
+
+            chr1 = input.charCodeAt(i++);
+            chr2 = input.charCodeAt(i++);
+            chr3 = input.charCodeAt(i++);
+
+            enc1 = chr1 >> 2;
+            enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
+            enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
+            enc4 = chr3 & 63;
+
+            if (isNaN(chr2)) {
+               enc3 = enc4 = 64;
+            } else if (isNaN(chr3)) {
+               enc4 = 64;
+            }
+
+            output = output +
+               _keyStr.charAt(enc1) + _keyStr.charAt(enc2) +
+               _keyStr.charAt(enc3) + _keyStr.charAt(enc4);
+
+         }
+
+         return output;
+      },
+
+      // public method for decoding
+      decode : function(input, utf8) {
+         var output = "";
+         var chr1, chr2, chr3;
+         var enc1, enc2, enc3, enc4;
+         var i = 0;
+
+         input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
+
+         while (i < input.length) {
+
+            enc1 = _keyStr.indexOf(input.charAt(i++));
+            enc2 = _keyStr.indexOf(input.charAt(i++));
+            enc3 = _keyStr.indexOf(input.charAt(i++));
+            enc4 = _keyStr.indexOf(input.charAt(i++));
+
+            chr1 = (enc1 << 2) | (enc2 >> 4);
+            chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
+            chr3 = ((enc3 & 3) << 6) | enc4;
+
+            output = output + String.fromCharCode(chr1);
+
+            if (enc3 != 64) {
+               output = output + String.fromCharCode(chr2);
+            }
+            if (enc4 != 64) {
+               output = output + String.fromCharCode(chr3);
+            }
+
+         }
+
+         return output;
+
+      }
+   };
+}());
+
+// enforcing Stuk's coding style
+// vim: set shiftwidth=3 softtabstop=3:
\ No newline at end of file


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