All files / src/util YBase64.js

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
144x
144x
144x
 
 
 
90x
3x
 
87x
87x
 
 
 
3x
 
/**
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
'use strict';
 
class YBase64 {
  static ybase64Encode(input) {
    var buffer = (Buffer.isBuffer(input)) ? input : new Buffer(input);
    var encoded = buffer.toString('base64');
    return encoded.replace(/\+/g, '.').replace(/\//g, '_').replace(/=/g, '-');
  }
 
  static ybase64Decode(input) {
    if ('string' !== typeof input) {
      throw new Error(input + ' is not string');
    }
    var encoded = input.replace(/\./g, '+').replace(/_/g, '/').replace(/-/g, '=');
    return new Buffer(encoded, 'base64');
  }
}
 
module.exports = YBase64;