Add "onlyLinkExtensions" variable in template to allow customizing what files to link

Snap2HTML/template.html

@@ -773,6 +773,7 @@
 			var originalHash = location.hash.replace(/#/,"");
 			var SelectedFolderID = "-1";
 			var currentView;
+			var onlyLinkExtensions = [];	// example: ["jpg","png"]
 
 			/* ---  Init --- */
 
@@ -1074,6 +1075,9 @@
 
 							if( linkFiles )
 							{
+								var ext = file_tmp.split('.').pop();
+								if(onlyLinkExtensions.length === 0 || onlyLinkExtensions.indexOf(ext) !== -1) {
+
 									file_tmp = linkProtocol + linkRoot + dir_tmp.replace("\\","/") + SearchFilenames[index][3] + "\">";
 									if( navigator.userAgent.toLowerCase().indexOf("msie") !== -1  &&  linkProtocol.indexOf("file:") !== -1 )
 									{
@@ -1098,6 +1102,7 @@
 
 									file_tmp = "<a href=\"" + file_tmp + SearchFilenames[index][3] + "</a>";
 								}
+							}
 
 							var located_in = SearchLocations[index];
 							if( located_in === "" ) located_in = "[.]"
@@ -1231,6 +1236,9 @@
 					if( dir_tmp != "" ) dir_tmp += "/";
 					if( linkFiles )
 					{
+
+						var ext = file_tmp.split('.').pop();
+						if(onlyLinkExtensions.length === 0 || onlyLinkExtensions.indexOf(ext) !== -1) {
 							file_tmp = linkProtocol + linkRoot + dir_tmp + sTmp[0] + "\">";
 							if( navigator.userAgent.toLowerCase().indexOf("msie") !== -1  &&  linkProtocol.indexOf("file:") !== -1 )
 							{
@@ -1255,6 +1263,7 @@
 
 							file_tmp = "<a href=\"" + file_tmp + sTmp[0] + "</a>";
 						}
+					}
 					
 					var timestamp = timestampToDate(sTmp[2]);
 
@@ -1600,7 +1609,6 @@
 				};
 			};
 
-
 			// Save export to local file. Based on https://stackoverflow.com/a/29304414/1087811
 			function downloadToFile(content, fileName, mimeType) {
 			  var a = document.createElement('a');