|  | @@ -0,0 +1,179 @@
 | 
	
		
			
				|  |  | +/* eslint-disable */
 | 
	
		
			
				|  |  | +/* Blob.js
 | 
	
		
			
				|  |  | + * A Blob implementation.
 | 
	
		
			
				|  |  | + * 2014-05-27
 | 
	
		
			
				|  |  | + *
 | 
	
		
			
				|  |  | + * By Eli Grey, http://eligrey.com
 | 
	
		
			
				|  |  | + * By Devin Samarin, https://github.com/eboyjr
 | 
	
		
			
				|  |  | + * License: X11/MIT
 | 
	
		
			
				|  |  | + *   See LICENSE.md
 | 
	
		
			
				|  |  | + */
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +/*global self, unescape */
 | 
	
		
			
				|  |  | +/*jslint bitwise: true, regexp: true, confusion: true, es5: true, vars: true, white: true,
 | 
	
		
			
				|  |  | + plusplus: true */
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +/*! @source http://purl.eligrey.com/github/Blob.js/blob/master/Blob.js */
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +(function (view) {
 | 
	
		
			
				|  |  | +    "use strict";
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    view.URL = view.URL || view.webkitURL;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    if (view.Blob && view.URL) {
 | 
	
		
			
				|  |  | +        try {
 | 
	
		
			
				|  |  | +            new Blob;
 | 
	
		
			
				|  |  | +            return;
 | 
	
		
			
				|  |  | +        } catch (e) {}
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // Internally we use a BlobBuilder implementation to base Blob off of
 | 
	
		
			
				|  |  | +    // in order to support older browsers that only have BlobBuilder
 | 
	
		
			
				|  |  | +    var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function(view) {
 | 
	
		
			
				|  |  | +            var
 | 
	
		
			
				|  |  | +                get_class = function(object) {
 | 
	
		
			
				|  |  | +                    return Object.prototype.toString.call(object).match(/^\[object\s(.*)\]$/)[1];
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                , FakeBlobBuilder = function BlobBuilder() {
 | 
	
		
			
				|  |  | +                    this.data = [];
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                , FakeBlob = function Blob(data, type, encoding) {
 | 
	
		
			
				|  |  | +                    this.data = data;
 | 
	
		
			
				|  |  | +                    this.size = data.length;
 | 
	
		
			
				|  |  | +                    this.type = type;
 | 
	
		
			
				|  |  | +                    this.encoding = encoding;
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                , FBB_proto = FakeBlobBuilder.prototype
 | 
	
		
			
				|  |  | +                , FB_proto = FakeBlob.prototype
 | 
	
		
			
				|  |  | +                , FileReaderSync = view.FileReaderSync
 | 
	
		
			
				|  |  | +                , FileException = function(type) {
 | 
	
		
			
				|  |  | +                    this.code = this[this.name = type];
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                , file_ex_codes = (
 | 
	
		
			
				|  |  | +                    "NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR "
 | 
	
		
			
				|  |  | +                    + "NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
 | 
	
		
			
				|  |  | +                ).split(" ")
 | 
	
		
			
				|  |  | +                , file_ex_code = file_ex_codes.length
 | 
	
		
			
				|  |  | +                , real_URL = view.URL || view.webkitURL || view
 | 
	
		
			
				|  |  | +                , real_create_object_URL = real_URL.createObjectURL
 | 
	
		
			
				|  |  | +                , real_revoke_object_URL = real_URL.revokeObjectURL
 | 
	
		
			
				|  |  | +                , URL = real_URL
 | 
	
		
			
				|  |  | +                , btoa = view.btoa
 | 
	
		
			
				|  |  | +                , atob = view.atob
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +                , ArrayBuffer = view.ArrayBuffer
 | 
	
		
			
				|  |  | +                , Uint8Array = view.Uint8Array
 | 
	
		
			
				|  |  | +                ;
 | 
	
		
			
				|  |  | +            FakeBlob.fake = FB_proto.fake = true;
 | 
	
		
			
				|  |  | +            while (file_ex_code--) {
 | 
	
		
			
				|  |  | +                FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;
 | 
	
		
			
				|  |  | +            }
 | 
	
		
			
				|  |  | +            if (!real_URL.createObjectURL) {
 | 
	
		
			
				|  |  | +                URL = view.URL = {};
 | 
	
		
			
				|  |  | +            }
 | 
	
		
			
				|  |  | +            URL.createObjectURL = function(blob) {
 | 
	
		
			
				|  |  | +                var
 | 
	
		
			
				|  |  | +                    type = blob.type
 | 
	
		
			
				|  |  | +                    , data_URI_header
 | 
	
		
			
				|  |  | +                    ;
 | 
	
		
			
				|  |  | +                if (type === null) {
 | 
	
		
			
				|  |  | +                    type = "application/octet-stream";
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                if (blob instanceof FakeBlob) {
 | 
	
		
			
				|  |  | +                    data_URI_header = "data:" + type;
 | 
	
		
			
				|  |  | +                    if (blob.encoding === "base64") {
 | 
	
		
			
				|  |  | +                        return data_URI_header + ";base64," + blob.data;
 | 
	
		
			
				|  |  | +                    } else if (blob.encoding === "URI") {
 | 
	
		
			
				|  |  | +                        return data_URI_header + "," + decodeURIComponent(blob.data);
 | 
	
		
			
				|  |  | +                    } if (btoa) {
 | 
	
		
			
				|  |  | +                        return data_URI_header + ";base64," + btoa(blob.data);
 | 
	
		
			
				|  |  | +                    } else {
 | 
	
		
			
				|  |  | +                        return data_URI_header + "," + encodeURIComponent(blob.data);
 | 
	
		
			
				|  |  | +                    }
 | 
	
		
			
				|  |  | +                } else if (real_create_object_URL) {
 | 
	
		
			
				|  |  | +                    return real_create_object_URL.call(real_URL, blob);
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            URL.revokeObjectURL = function(object_URL) {
 | 
	
		
			
				|  |  | +                if (object_URL.substring(0, 5) !== "data:" && real_revoke_object_URL) {
 | 
	
		
			
				|  |  | +                    real_revoke_object_URL.call(real_URL, object_URL);
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            FBB_proto.append = function(data/*, endings*/) {
 | 
	
		
			
				|  |  | +                var bb = this.data;
 | 
	
		
			
				|  |  | +                // decode data to a binary string
 | 
	
		
			
				|  |  | +                if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {
 | 
	
		
			
				|  |  | +                    var
 | 
	
		
			
				|  |  | +                        str = ""
 | 
	
		
			
				|  |  | +                        , buf = new Uint8Array(data)
 | 
	
		
			
				|  |  | +                        , i = 0
 | 
	
		
			
				|  |  | +                        , buf_len = buf.length
 | 
	
		
			
				|  |  | +                        ;
 | 
	
		
			
				|  |  | +                    for (; i < buf_len; i++) {
 | 
	
		
			
				|  |  | +                        str += String.fromCharCode(buf[i]);
 | 
	
		
			
				|  |  | +                    }
 | 
	
		
			
				|  |  | +                    bb.push(str);
 | 
	
		
			
				|  |  | +                } else if (get_class(data) === "Blob" || get_class(data) === "File") {
 | 
	
		
			
				|  |  | +                    if (FileReaderSync) {
 | 
	
		
			
				|  |  | +                        var fr = new FileReaderSync;
 | 
	
		
			
				|  |  | +                        bb.push(fr.readAsBinaryString(data));
 | 
	
		
			
				|  |  | +                    } else {
 | 
	
		
			
				|  |  | +                        // async FileReader won't work as BlobBuilder is sync
 | 
	
		
			
				|  |  | +                        throw new FileException("NOT_READABLE_ERR");
 | 
	
		
			
				|  |  | +                    }
 | 
	
		
			
				|  |  | +                } else if (data instanceof FakeBlob) {
 | 
	
		
			
				|  |  | +                    if (data.encoding === "base64" && atob) {
 | 
	
		
			
				|  |  | +                        bb.push(atob(data.data));
 | 
	
		
			
				|  |  | +                    } else if (data.encoding === "URI") {
 | 
	
		
			
				|  |  | +                        bb.push(decodeURIComponent(data.data));
 | 
	
		
			
				|  |  | +                    } else if (data.encoding === "raw") {
 | 
	
		
			
				|  |  | +                        bb.push(data.data);
 | 
	
		
			
				|  |  | +                    }
 | 
	
		
			
				|  |  | +                } else {
 | 
	
		
			
				|  |  | +                    if (typeof data !== "string") {
 | 
	
		
			
				|  |  | +                        data += ""; // convert unsupported types to strings
 | 
	
		
			
				|  |  | +                    }
 | 
	
		
			
				|  |  | +                    // decode UTF-16 to binary string
 | 
	
		
			
				|  |  | +                    bb.push(unescape(encodeURIComponent(data)));
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            FBB_proto.getBlob = function(type) {
 | 
	
		
			
				|  |  | +                if (!arguments.length) {
 | 
	
		
			
				|  |  | +                    type = null;
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                return new FakeBlob(this.data.join(""), type, "raw");
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            FBB_proto.toString = function() {
 | 
	
		
			
				|  |  | +                return "[object BlobBuilder]";
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            FB_proto.slice = function(start, end, type) {
 | 
	
		
			
				|  |  | +                var args = arguments.length;
 | 
	
		
			
				|  |  | +                if (args < 3) {
 | 
	
		
			
				|  |  | +                    type = null;
 | 
	
		
			
				|  |  | +                }
 | 
	
		
			
				|  |  | +                return new FakeBlob(
 | 
	
		
			
				|  |  | +                    this.data.slice(start, args > 1 ? end : this.data.length)
 | 
	
		
			
				|  |  | +                    , type
 | 
	
		
			
				|  |  | +                    , this.encoding
 | 
	
		
			
				|  |  | +                );
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            FB_proto.toString = function() {
 | 
	
		
			
				|  |  | +                return "[object Blob]";
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            FB_proto.close = function() {
 | 
	
		
			
				|  |  | +                this.size = this.data.length = 0;
 | 
	
		
			
				|  |  | +            };
 | 
	
		
			
				|  |  | +            return FakeBlobBuilder;
 | 
	
		
			
				|  |  | +        }(view));
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    view.Blob = function Blob(blobParts, options) {
 | 
	
		
			
				|  |  | +        var type = options ? (options.type || "") : "";
 | 
	
		
			
				|  |  | +        var builder = new BlobBuilder();
 | 
	
		
			
				|  |  | +        if (blobParts) {
 | 
	
		
			
				|  |  | +            for (var i = 0, len = blobParts.length; i < len; i++) {
 | 
	
		
			
				|  |  | +                builder.append(blobParts[i]);
 | 
	
		
			
				|  |  | +            }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +        return builder.getBlob(type);
 | 
	
		
			
				|  |  | +    };
 | 
	
		
			
				|  |  | +}(typeof self !== "undefined" && self || typeof window !== "undefined" && window || this.content || this));
 |