Only append width query parameter if it has a value, refs Graylog2/graylog2-server#696

Author: Jochen Schalanda

app/assets/javascripts/universalsearch.js

@@ -166,9 +166,15 @@ $(document).ready(function() {
 
         var container = $(this).closest(".saved-searches-selector-container");
         if(!!container.attr("data-stream-id")) {
-            var url = "/savedsearches/" + encodeURI(searchId) + "/execute?" + "streamId=" + container.attr("data-stream-id") + "&width=" + width;
+            var url = "/savedsearches/" + encodeURI(searchId) + "/execute?" + "streamId=" + container.attr("data-stream-id");
+            if(width != null && width != '') {
+                url += "&width=" + width;
+            }
         } else {
-            var url = "/savedsearches/" + encodeURI(searchId) + "/execute" + "?width=" + width;
+            var url = "/savedsearches/" + encodeURI(searchId) + "/execute";
+            if(width != null && width != '') {
+                url += "?width=" + width;
+            }
         }
 
         window.location = appPrefixed(url);
@@ -223,4 +229,4 @@ function activateTimerangeChooser(selectorName, link) {
 
     $("a", link.parent().parent()).removeClass("selected");
     link.addClass("selected");
-}
+}

app/views/partials/universalsearch.scala.html

@@ -11,7 +11,7 @@
                     value="@if(request.getQueryString("rangetype") == null) {relative} else {@request.getQueryString("rangetype")}"
                     id="universalsearch-rangetype" />
             <input type="hidden" name="fields" id="universalsearch-fields" value="" />
-            <input type="hidden" name="width">
+            <input type="hidden" name="width" value="-1" />
 
             @*** Those are never changed by JS and can be read by methods that need the *original* information. ***@
             @if(request.getQueryString("rangetype") != null && !request.getQueryString("rangetype").isEmpty) {