modules/yangman-resources/src/main/resources/yangman/services/handle-file.services.js

   1 define([], function () {
   2     'use strict';
   3
   4     angular.module('app.yangman').service('YMHandleFileService', YMHandleFileService);
   5
   6     YMHandleFileService.$inject = ['$window'];
   7
   8     function YMHandleFileService($window){
   9         var service = {
  10             downloadFile: downloadFile,
  11         };
  12
  13         return service;
  14
  15         /**
  16          * Service for preparing file and creating link for downloading
  17          * @param filename
  18          * @param data
  19          * @param format
  20          * @param charset
  21          * @param successCbk
  22          * @param errorCbk
  23          */
  24         function downloadFile(filename, data, format, charset, successCbk, errorCbk){
  25             try {
  26                 var blob = new Blob([JSON.stringify(data, null, 4)], { type: 'application/' + format + '; ' + charset + ';' }),
  27                     downloadLink = angular.element('<a></a>');
  28
  29                 var clickEvent = new MouseEvent('click', {
  30                     'view': window,
  31                     'bubbles': true,
  32                     'cancelable': false
  33                 });
  34
  35                 downloadLink.attr('href', window.URL.createObjectURL(blob));
  36                 if(downloadLink.attr('download', filename) !== undefined) {
  37                     downloadLink[0].dispatchEvent(clickEvent);
  38                     successCbk();
  39                 }
  40                 else {
  41                     $window.location.href = downloadLink[0].href;
  42                 }
  43             } catch (e) {
  44                 errorCbk(e);
  45             }
  46         }
  47     }
  48 });