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@ -29,41 +29,41 @@
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// Internally we use a BlobBuilder implementation to base Blob off of
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// in order to support older browsers that only have BlobBuilder
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var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function(view) {
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var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function (view) {
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var
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get_class = function(object) {
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get_class = function (object) {
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return Object.prototype.toString.call(object).match(/^\[object\s(.*)\]$/)[1];
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}
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, FakeBlobBuilder = function BlobBuilder() {
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},
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FakeBlobBuilder = function BlobBuilder() {
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this.data = [];
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}
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, FakeBlob = function Blob(data, type, encoding) {
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},
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FakeBlob = function Blob(data, type, encoding) {
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this.data = data;
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this.size = data.length;
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this.type = type;
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this.encoding = encoding;
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}
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, FBB_proto = FakeBlobBuilder.prototype
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, FB_proto = FakeBlob.prototype
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, FileReaderSync = view.FileReaderSync
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, FileException = function(type) {
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},
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FBB_proto = FakeBlobBuilder.prototype,
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FB_proto = FakeBlob.prototype,
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FileReaderSync = view.FileReaderSync,
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FileException = function (type) {
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this.code = this[this.name = type];
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}
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, file_ex_codes = (
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"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR "
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+ "NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
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).split(" ")
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, file_ex_code = file_ex_codes.length
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, real_URL = view.URL || view.webkitURL || view
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, real_create_object_URL = real_URL.createObjectURL
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, real_revoke_object_URL = real_URL.revokeObjectURL
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, URL = real_URL
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, btoa = view.btoa
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, atob = view.atob
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},
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file_ex_codes = (
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"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR " +
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"NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
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).split(" "),
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file_ex_code = file_ex_codes.length,
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real_URL = view.URL || view.webkitURL || view,
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real_create_object_URL = real_URL.createObjectURL,
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real_revoke_object_URL = real_URL.revokeObjectURL,
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URL = real_URL,
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btoa = view.btoa,
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atob = view.atob
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, ArrayBuffer = view.ArrayBuffer
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, Uint8Array = view.Uint8Array
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;
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,
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ArrayBuffer = view.ArrayBuffer,
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Uint8Array = view.Uint8Array;
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FakeBlob.fake = FB_proto.fake = true;
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while (file_ex_code--) {
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FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;
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@ -71,11 +71,10 @@
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if (!real_URL.createObjectURL) {
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URL = view.URL = {};
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}
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URL.createObjectURL = function(blob) {
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URL.createObjectURL = function (blob) {
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var
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type = blob.type
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, data_URI_header
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;
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type = blob.type,
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data_URI_header;
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if (type === null) {
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type = "application/octet-stream";
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}
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@ -85,7 +84,8 @@
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return data_URI_header + ";base64," + blob.data;
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} else if (blob.encoding === "URI") {
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return data_URI_header + "," + decodeURIComponent(blob.data);
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} if (btoa) {
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}
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if (btoa) {
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return data_URI_header + ";base64," + btoa(blob.data);
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} else {
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return data_URI_header + "," + encodeURIComponent(blob.data);
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@ -94,21 +94,20 @@
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return real_create_object_URL.call(real_URL, blob);
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}
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};
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URL.revokeObjectURL = function(object_URL) {
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URL.revokeObjectURL = function (object_URL) {
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if (object_URL.substring(0, 5) !== "data:" && real_revoke_object_URL) {
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real_revoke_object_URL.call(real_URL, object_URL);
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}
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};
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FBB_proto.append = function(data/*, endings*/) {
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FBB_proto.append = function (data /*, endings*/ ) {
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var bb = this.data;
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// decode data to a binary string
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if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {
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var
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str = ""
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, buf = new Uint8Array(data)
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, i = 0
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, buf_len = buf.length
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;
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str = "",
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buf = new Uint8Array(data),
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i = 0,
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buf_len = buf.length;
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for (; i < buf_len; i++) {
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str += String.fromCharCode(buf[i]);
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}
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@ -137,30 +136,28 @@
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bb.push(unescape(encodeURIComponent(data)));
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}
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};
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FBB_proto.getBlob = function(type) {
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FBB_proto.getBlob = function (type) {
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if (!arguments.length) {
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type = null;
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}
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return new FakeBlob(this.data.join(""), type, "raw");
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};
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FBB_proto.toString = function() {
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FBB_proto.toString = function () {
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return "[object BlobBuilder]";
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};
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FB_proto.slice = function(start, end, type) {
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FB_proto.slice = function (start, end, type) {
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var args = arguments.length;
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if (args < 3) {
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type = null;
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}
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return new FakeBlob(
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this.data.slice(start, args > 1 ? end : this.data.length)
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, type
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, this.encoding
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this.data.slice(start, args > 1 ? end : this.data.length), type, this.encoding
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);
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};
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FB_proto.toString = function() {
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FB_proto.toString = function () {
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return "[object Blob]";
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};
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FB_proto.close = function() {
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FB_proto.close = function () {
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this.size = this.data.length = 0;
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};
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return FakeBlobBuilder;
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