Update to use or not separator header based on a new grid option

Updated unit test adding the new config option

Updated unit test adding the new config option

Fixes unit test all options to non-default

Author: SoyElHomerMalo

src/features/exporter/js/exporter.js

@@ -235,6 +235,15 @@
            * <br/>Defaults to false
            */
           gridOptions.exporterOlderExcelCompatibility = gridOptions.exporterOlderExcelCompatibility === true;
+          /**
+           * @ngdoc object
+           * @name exporterIsExcelCompatible
+           * @propertyOf  ui.grid.exporter.api:GridOptions
+           * @description Separator header, used to set a custom column separator in a csv file, only works on MS Excel.
+           * Used it on other programs will make csv content display unproperly. Setting this option to false won't add this header.
+           * <br/>Defaults to false
+           */
+          gridOptions.exporterIsExcelCompatible = gridOptions.exporterIsExcelCompatible === true;
           /**
            * @ngdoc object
            * @name exporterPdfDefaultStyle
@@ -626,7 +635,7 @@
             var exportData = self.getData(grid, rowTypes, colTypes);
             var csvContent = self.formatAsCsv(exportColumnHeaders, exportData, grid.options.exporterCsvColumnSeparator);
 
-            self.downloadFile (grid.options.exporterCsvFilename, csvContent, grid.options.exporterCsvColumnSeparator, grid.options.exporterOlderExcelCompatibility);
+            self.downloadFile (grid.options.exporterCsvFilename, csvContent, grid.options.exporterCsvColumnSeparator, grid.options.exporterOlderExcelCompatibility, grid.options.exporterIsExcelCompatible);
           });
         },
 
@@ -909,14 +918,19 @@
          * @param {string} csvContent the csv content that we'd like to
          * download as a file
          * @param {boolean} exporterOlderExcelCompatibility whether or not we put a utf-16 BOM on the from (\uFEFF)
+          * @param {boolean} exporterIsExcelCompatible whether or not we add separator header ('sep=X')
          */
-        downloadFile: function (fileName, csvContent, columnSeparator, exporterOlderExcelCompatibility) {
+        downloadFile: function (fileName, csvContent, columnSeparator, exporterOlderExcelCompatibility, exporterIsExcelCompatible) {
           var D = document;
           var a = D.createElement('a');
           var strMimeType = 'application/octet-stream;charset=utf-8';
           var rawFile;
           var ieVersion = this.isIE();
-
+          
+          if (exporterIsExcelCompatible) {
+              csvContent = 'sep=' + columnSeparator + '\r\n' + csvContent;
+          }
+          
           // IE10+
           if (navigator.msSaveBlob) {
             return navigator.msSaveOrOpenBlob(
@@ -926,21 +940,21 @@
               fileName
             );
           }
-
-          if (ieVersion) {
+          
+          if (ieVersion){
             var frame = D.createElement('iframe');
             document.body.appendChild(frame);
 
             frame.contentWindow.document.open('text/html', 'replace');
-            frame.contentWindow.document.write('sep=' + columnSeparator + '\r\n' + csvContent);
+            frame.contentWindow.document.write(csvContent);
             frame.contentWindow.document.close();
             frame.contentWindow.focus();
             frame.contentWindow.document.execCommand('SaveAs', true, fileName);
 
             document.body.removeChild(frame);
             return true;
           }
-
+          
           //html5 A[download]
           if ('download' in a) {
             var blob = new Blob(

src/features/exporter/test/exporter.spec.js

@@ -75,6 +75,7 @@ describe('ui.grid.exporter uiGridExporterService', function () {
         exporterCsvFilename: 'download.csv',
         exporterPdfFilename: 'download.pdf',
         exporterOlderExcelCompatibility: false,
+        exporterIsExcelCompatible: false,
         exporterPdfDefaultStyle : { fontSize : 11 },
         exporterPdfTableStyle : { margin : [ 0, 5, 0, 15 ] },
         exporterPdfTableHeaderStyle : { bold : true, fontSize : 12, color : 'black' },
@@ -105,6 +106,7 @@ describe('ui.grid.exporter uiGridExporterService', function () {
         exporterCsvFilename: 'myfile.csv',
         exporterPdfFilename: 'myfile.pdf',
         exporterOlderExcelCompatibility: true,
+        exporterIsExcelCompatible: true,
         exporterPdfDefaultStyle : { fontSize : 12 },
         exporterPdfTableStyle : { margin : [ 15, 5, 15, 15 ] },
         exporterPdfTableHeaderStyle : { bold : false, fontSize : 12, color : 'green' },
@@ -132,6 +134,7 @@ describe('ui.grid.exporter uiGridExporterService', function () {
         exporterCsvFilename: 'myfile.csv',
         exporterPdfFilename: 'myfile.pdf',
         exporterOlderExcelCompatibility: true,
+        exporterIsExcelCompatible: true,
         exporterPdfDefaultStyle : { fontSize : 12 },
         exporterPdfTableStyle : { margin : [ 15, 5, 15, 15 ] },
         exporterPdfTableHeaderStyle : { bold : false, fontSize : 12, color : 'green' },