Code coverage report for app/utils/file_utils.js

Statements: 32.5% (13 / 40)      Branches: 0% (0 / 16)      Functions: 42.86% (3 / 7)      Lines: 32.5% (13 / 40)      Ignored: none     

All files » app/utils/ » file_utils.js
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'use strict';
 
;require.register("utils/file_utils", function (exports, require, module) {
  /**
   * 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 downloadTextFile(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 downloadFilesInZip(files) {
      var zip = new JSZip();
      var _iteratorNormalCompletion = true;
      var _didIteratorError = false;
      var _iteratorError = undefined;
 
      try {
        for (var _iterator = files[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
          var file = _step.value;
 
          var blob = new Blob([file.data], {
            type: (this.fileTypeMap[file.type] || 'text/' + file.type) + ';charset=utf-8;'
          });
          zip.file(file.name, blob);
        }
      } catch (err) {
        _didIteratorError = true;
        _iteratorError = err;
      } finally {
        try {
          if (!_iteratorNormalCompletion && _iterator.return) {
            _iterator.return();
          }
        } finally {
          if (_didIteratorError) {
            throw _iteratorError;
          }
        }
      }
 
      zip.generateAsync({ type: "blob" }).then(function (content) {
        saveAs(content, "blueprint.zip");
      });
    },
 
    /**
     * open content of text file in new window
     * @param data {String}
     */
    openInfoInNewTab: function openInfoInNewTab(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 safariDownload(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 fileNameFromPath(path) {
      return path.split('/').slice(-1);
    }
 
  };
});