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Alexandra Rogova
jio_mebibou
Commits
f8d06159
Commit
f8d06159
authored
Jul 02, 2018
by
Vincent Bechu
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[util] Add base64toBlob function
parent
7abe77f8
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src/jio.js
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src/jio.js
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f8d06159
...
...
@@ -188,6 +188,34 @@
util
.
dataURItoBlob
=
dataURItoBlob
;
function
base64toBlob
(
b64Data
,
contentType
,
sliceSize
)
{
contentType
=
contentType
||
''
;
sliceSize
=
sliceSize
||
512
;
var
byteCharacters
=
window
.
atob
(
b64Data
),
byteArrays
=
[],
slice
,
byteArray
,
byteNumbers
=
[],
offset
,
i
;
for
(
offset
=
0
;
offset
<
byteCharacters
.
length
;
offset
+=
sliceSize
)
{
slice
=
byteCharacters
.
slice
(
offset
,
offset
+
sliceSize
);
for
(
i
=
0
;
i
<
slice
.
length
;
i
+=
1
)
{
byteNumbers
[
i
]
=
slice
.
charCodeAt
(
i
);
}
byteArray
=
new
Uint8Array
(
byteNumbers
);
byteArrays
.
push
(
byteArray
);
}
return
new
Blob
(
byteArrays
,
{
type
:
contentType
});
}
util
.
base64toBlob
=
base64toBlob
;
// tools
function
checkId
(
argument_list
,
storage
,
method_name
)
{
if
(
typeof
argument_list
[
0
]
!==
'
string
'
||
argument_list
[
0
]
===
''
)
{
...
...
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