2 * Copyright © 2016-2017 European Support Limited
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 function getTimestampString() {
18 let date = new Date();
19 let z = n => n < 10 ? '0' + n : n;
20 return `${date.getFullYear()}-${z(date.getMonth())}-${z(date.getDate())}_${z(date.getHours())}-${z(date.getMinutes())}`;
24 export default function showFileSaveDialog({blob, headers, defaultFilename, addTimestamp}) {
26 let contentDisposition = headers['content-disposition'] ? headers['content-disposition'] : '';
27 let match = contentDisposition ? contentDisposition.match(/filename=(.*?)(;|$)/) : false;
31 filename = defaultFilename;
35 filename = filename.replace(/(^.*?)\.([^.]+$)/, `$1_${getTimestampString()}.$2`);
38 let link = document.createElement('a');
39 let url = URL.createObjectURL(blob);
41 link.download = filename;
42 link.style.display = 'none';
43 document.body.appendChild(link);
45 setTimeout(function(){
46 document.body.removeChild(link);
47 URL.revokeObjectURL(url);