restoring by search query refactored

frontend-js/src/main/js/minerva.js

@@ -44,6 +44,15 @@ function processUrlGetParams(params) {
 
 }
 
+function restoreSearchQuery(customMap) {
+  var query = ServerConnector.getSessionData().getSearchQuery();
+  if (query!==undefined) {
+    return customMap.getOverlayByName("search").searchByEncodedQuery(query);
+  } else {
+    return Promise.resolve();
+  }
+};
+
 function create(params) {
   if (global.GuiConnector === undefined) {
     global.GuiConnector = OriginalGuiConnector;
@@ -115,11 +124,8 @@ function create(params) {
   return new Promise(function(resolve, reject) {
     var sessionData =ServerConnector.getSessionData(); 
     result.refreshOverlays().then(function() {
-      if (sessionData.getSearchQuery()!==undefined) {
-        return result.getOverlayByName("search").searchByEncodedQuery(sessionData.getSearchQuery());
-      } else {
-        return Promise.resolve();
-      }}).then(function(){
+      return restoreSearchQuery(result);
+    }).then(function(){
       
       if (ServerConnector.getSessionData().getShowComments()) {
         result.getControl(ControlType.COMMENT_CHECKBOX).checked=true;