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PanJiaChenPanJiaChen
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fix[excel]: default filename bug && format code (#857)
* fix filename bug * format * format
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3 files changed

+330
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Diff for: ‎src/vendor/Blob.js

+151-154
Original file line numberDiff line numberDiff line change
@@ -16,164 +16,161 @@
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/*! @source http://purl.eligrey.com/github/Blob.js/blob/master/Blob.js */
1717

1818
(function (view) {
19-
"use strict";
19+
"use strict";
2020

21-
view.URL = view.URL || view.webkitURL;
21+
view.URL = view.URL || view.webkitURL;
2222

23-
if (view.Blob && view.URL) {
24-
try {
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new Blob;
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return;
27-
} catch (e) {}
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}
29-
30-
// Internally we use a BlobBuilder implementation to base Blob off of
31-
// in order to support older browsers that only have BlobBuilder
32-
var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function(view) {
33-
var
34-
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() {
38-
this.data = [];
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}
40-
, FakeBlob = function Blob(data, type, encoding) {
41-
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) {
50-
this.code = this[this.name = type];
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}
52-
, file_ex_codes = (
53-
"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR "
54-
+ "NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
55-
).split(" ")
56-
, file_ex_code = file_ex_codes.length
57-
, real_URL = view.URL || view.webkitURL || view
58-
, real_create_object_URL = real_URL.createObjectURL
59-
, real_revoke_object_URL = real_URL.revokeObjectURL
60-
, URL = real_URL
61-
, btoa = view.btoa
62-
, atob = view.atob
23+
if (view.Blob && view.URL) {
24+
try {
25+
new Blob;
26+
return;
27+
} catch (e) {}
28+
}
6329

64-
, ArrayBuffer = view.ArrayBuffer
65-
, Uint8Array = view.Uint8Array
66-
;
67-
FakeBlob.fake = FB_proto.fake = true;
68-
while (file_ex_code--) {
69-
FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;
70-
}
71-
if (!real_URL.createObjectURL) {
72-
URL = view.URL = {};
73-
}
74-
URL.createObjectURL = function(blob) {
75-
var
76-
type = blob.type
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, data_URI_header
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;
79-
if (type === null) {
80-
type = "application/octet-stream";
81-
}
82-
if (blob instanceof FakeBlob) {
83-
data_URI_header = "data:" + type;
84-
if (blob.encoding === "base64") {
85-
return data_URI_header + ";base64," + blob.data;
86-
} else if (blob.encoding === "URI") {
87-
return data_URI_header + "," + decodeURIComponent(blob.data);
88-
} if (btoa) {
89-
return data_URI_header + ";base64," + btoa(blob.data);
90-
} else {
91-
return data_URI_header + "," + encodeURIComponent(blob.data);
92-
}
93-
} else if (real_create_object_URL) {
94-
return real_create_object_URL.call(real_URL, blob);
95-
}
96-
};
97-
URL.revokeObjectURL = function(object_URL) {
98-
if (object_URL.substring(0, 5) !== "data:" && real_revoke_object_URL) {
99-
real_revoke_object_URL.call(real_URL, object_URL);
100-
}
101-
};
102-
FBB_proto.append = function(data/*, endings*/) {
103-
var bb = this.data;
104-
// decode data to a binary string
105-
if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {
106-
var
107-
str = ""
108-
, buf = new Uint8Array(data)
109-
, i = 0
110-
, buf_len = buf.length
111-
;
112-
for (; i < buf_len; i++) {
113-
str += String.fromCharCode(buf[i]);
114-
}
115-
bb.push(str);
116-
} else if (get_class(data) === "Blob" || get_class(data) === "File") {
117-
if (FileReaderSync) {
118-
var fr = new FileReaderSync;
119-
bb.push(fr.readAsBinaryString(data));
120-
} else {
121-
// async FileReader won't work as BlobBuilder is sync
122-
throw new FileException("NOT_READABLE_ERR");
123-
}
124-
} else if (data instanceof FakeBlob) {
125-
if (data.encoding === "base64" && atob) {
126-
bb.push(atob(data.data));
127-
} else if (data.encoding === "URI") {
128-
bb.push(decodeURIComponent(data.data));
129-
} else if (data.encoding === "raw") {
130-
bb.push(data.data);
131-
}
132-
} else {
133-
if (typeof data !== "string") {
134-
data += ""; // convert unsupported types to strings
135-
}
136-
// decode UTF-16 to binary string
137-
bb.push(unescape(encodeURIComponent(data)));
138-
}
139-
};
140-
FBB_proto.getBlob = function(type) {
141-
if (!arguments.length) {
142-
type = null;
143-
}
144-
return new FakeBlob(this.data.join(""), type, "raw");
145-
};
146-
FBB_proto.toString = function() {
147-
return "[object BlobBuilder]";
148-
};
149-
FB_proto.slice = function(start, end, type) {
150-
var args = arguments.length;
151-
if (args < 3) {
152-
type = null;
153-
}
154-
return new FakeBlob(
155-
this.data.slice(start, args > 1 ? end : this.data.length)
156-
, type
157-
, this.encoding
158-
);
159-
};
160-
FB_proto.toString = function() {
161-
return "[object Blob]";
162-
};
163-
FB_proto.close = function() {
164-
this.size = this.data.length = 0;
165-
};
166-
return FakeBlobBuilder;
167-
}(view));
30+
// Internally we use a BlobBuilder implementation to base Blob off of
31+
// in order to support older browsers that only have BlobBuilder
32+
var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function (view) {
33+
var
34+
get_class = function (object) {
35+
return Object.prototype.toString.call(object).match(/^\[object\s(.*)\]$/)[1];
36+
},
37+
FakeBlobBuilder = function BlobBuilder() {
38+
this.data = [];
39+
},
40+
FakeBlob = function Blob(data, type, encoding) {
41+
this.data = data;
42+
this.size = data.length;
43+
this.type = type;
44+
this.encoding = encoding;
45+
},
46+
FBB_proto = FakeBlobBuilder.prototype,
47+
FB_proto = FakeBlob.prototype,
48+
FileReaderSync = view.FileReaderSync,
49+
FileException = function (type) {
50+
this.code = this[this.name = type];
51+
},
52+
file_ex_codes = (
53+
"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR " +
54+
"NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
55+
).split(" "),
56+
file_ex_code = file_ex_codes.length,
57+
real_URL = view.URL || view.webkitURL || view,
58+
real_create_object_URL = real_URL.createObjectURL,
59+
real_revoke_object_URL = real_URL.revokeObjectURL,
60+
URL = real_URL,
61+
btoa = view.btoa,
62+
atob = view.atob
16863

169-
view.Blob = function Blob(blobParts, options) {
170-
var type = options ? (options.type || "") : "";
171-
var builder = new BlobBuilder();
172-
if (blobParts) {
173-
for (var i = 0, len = blobParts.length; i < len; i++) {
174-
builder.append(blobParts[i]);
175-
}
64+
,
65+
ArrayBuffer = view.ArrayBuffer,
66+
Uint8Array = view.Uint8Array;
67+
FakeBlob.fake = FB_proto.fake = true;
68+
while (file_ex_code--) {
69+
FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;
70+
}
71+
if (!real_URL.createObjectURL) {
72+
URL = view.URL = {};
73+
}
74+
URL.createObjectURL = function (blob) {
75+
var
76+
type = blob.type,
77+
data_URI_header;
78+
if (type === null) {
79+
type = "application/octet-stream";
80+
}
81+
if (blob instanceof FakeBlob) {
82+
data_URI_header = "data:" + type;
83+
if (blob.encoding === "base64") {
84+
return data_URI_header + ";base64," + blob.data;
85+
} else if (blob.encoding === "URI") {
86+
return data_URI_header + "," + decodeURIComponent(blob.data);
87+
}
88+
if (btoa) {
89+
return data_URI_header + ";base64," + btoa(blob.data);
90+
} else {
91+
return data_URI_header + "," + encodeURIComponent(blob.data);
92+
}
93+
} else if (real_create_object_URL) {
94+
return real_create_object_URL.call(real_URL, blob);
95+
}
96+
};
97+
URL.revokeObjectURL = function (object_URL) {
98+
if (object_URL.substring(0, 5) !== "data:" && real_revoke_object_URL) {
99+
real_revoke_object_URL.call(real_URL, object_URL);
100+
}
101+
};
102+
FBB_proto.append = function (data /*, endings*/ ) {
103+
var bb = this.data;
104+
// decode data to a binary string
105+
if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {
106+
var
107+
str = "",
108+
buf = new Uint8Array(data),
109+
i = 0,
110+
buf_len = buf.length;
111+
for (; i < buf_len; i++) {
112+
str += String.fromCharCode(buf[i]);
113+
}
114+
bb.push(str);
115+
} else if (get_class(data) === "Blob" || get_class(data) === "File") {
116+
if (FileReaderSync) {
117+
var fr = new FileReaderSync;
118+
bb.push(fr.readAsBinaryString(data));
119+
} else {
120+
// async FileReader won't work as BlobBuilder is sync
121+
throw new FileException("NOT_READABLE_ERR");
176122
}
177-
return builder.getBlob(type);
123+
} else if (data instanceof FakeBlob) {
124+
if (data.encoding === "base64" && atob) {
125+
bb.push(atob(data.data));
126+
} else if (data.encoding === "URI") {
127+
bb.push(decodeURIComponent(data.data));
128+
} else if (data.encoding === "raw") {
129+
bb.push(data.data);
130+
}
131+
} else {
132+
if (typeof data !== "string") {
133+
data += ""; // convert unsupported types to strings
134+
}
135+
// decode UTF-16 to binary string
136+
bb.push(unescape(encodeURIComponent(data)));
137+
}
138+
};
139+
FBB_proto.getBlob = function (type) {
140+
if (!arguments.length) {
141+
type = null;
142+
}
143+
return new FakeBlob(this.data.join(""), type, "raw");
144+
};
145+
FBB_proto.toString = function () {
146+
return "[object BlobBuilder]";
147+
};
148+
FB_proto.slice = function (start, end, type) {
149+
var args = arguments.length;
150+
if (args < 3) {
151+
type = null;
152+
}
153+
return new FakeBlob(
154+
this.data.slice(start, args > 1 ? end : this.data.length), type, this.encoding
155+
);
178156
};
157+
FB_proto.toString = function () {
158+
return "[object Blob]";
159+
};
160+
FB_proto.close = function () {
161+
this.size = this.data.length = 0;
162+
};
163+
return FakeBlobBuilder;
164+
}(view));
165+
166+
view.Blob = function Blob(blobParts, options) {
167+
var type = options ? (options.type || "") : "";
168+
var builder = new BlobBuilder();
169+
if (blobParts) {
170+
for (var i = 0, len = blobParts.length; i < len; i++) {
171+
builder.append(blobParts[i]);
172+
}
173+
}
174+
return builder.getBlob(type);
175+
};
179176
}(typeof self !== "undefined" && self || typeof window !== "undefined" && window || this.content || this));

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