| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| module.exports = { |
| |
| fileTypeMap: { |
| csv: 'text/csv', |
| json: 'application/json' |
| }, |
| |
| /** |
| * download text file |
| * @param data {String} |
| * @param fileType {String} |
| * @param fileName {String} |
| */ |
| downloadTextFile: function (data, fileType, fileName) { |
| if ($.browser.msie && $.browser.version < 10) { |
| this.openInfoInNewTab(data); |
| } else if (typeof safari !== 'undefined') { |
| this.safariDownload(data, fileType, fileName); |
| } else { |
| try { |
| var blob = new Blob([data], { |
| type: (this.fileTypeMap[fileType] || 'text/' + fileType) + ';charset=utf-8;' |
| }); |
| saveAs(blob, fileName); |
| } catch (e) { |
| this.openInfoInNewTab(data); |
| } |
| } |
| }, |
| |
| /** |
| * download multiple files archived in ZIP |
| * @param {object[]} files |
| */ |
| downloadFilesInZip: function(files) { |
| const zip = new JSZip(); |
| for (const file of files) { |
| const blob = new Blob([file.data], { |
| type: (this.fileTypeMap[file.type] || 'text/' + file.type) + ';charset=utf-8;' |
| }); |
| zip.file(file.name, blob); |
| } |
| zip.generateAsync({type:"blob"}) |
| .then(function(content) { |
| saveAs(content, "blueprint.zip"); |
| }); |
| }, |
| |
| /** |
| * open content of text file in new window |
| * @param data {String} |
| */ |
| openInfoInNewTab: function (data) { |
| var newWindow = window.open(''); |
| var newDocument = newWindow.document; |
| newDocument.write(data); |
| newWindow.focus(); |
| }, |
| |
| /** |
| * Hack to dowload text data in Safari |
| * @param data {String} |
| * @param fileType {String} |
| * @param fileName {String} |
| */ |
| safariDownload: function (data, fileType, fileName) { |
| var file = 'data:attachment/' + fileType + ';charset=utf-8,' + encodeURI(data); |
| var linkEl = document.createElement("a"); |
| linkEl.href = file; |
| linkEl.download = fileName; |
| |
| document.body.appendChild(linkEl); |
| linkEl.click(); |
| document.body.removeChild(linkEl); |
| }, |
| |
| fileNameFromPath: function(path) { |
| return path.split('/').slice(-1); |
| } |
| |
| }; |