Fixes #5194 Avoid case problem when comparing objectType

plugins/admin/groups/class_groupManagement.inc

@@ -57,14 +57,14 @@ class groupManagement extends simpleManagement
     // Load information if needed
     $result = ' ';
     if (!empty($attrs)) {
-      if ($objectType == 'ogroup') {
+      if (lc($objectType) == 'ogroup') {
         if (empty($gosaGroupObjects)) {
           return $result;
         } else {
           return self::filterGroupObjects($row, $gosaGroupObjects);
         }
       }
-      if ($objectType == 'role') {
+      if (lc($objectType) == 'role') {
         return '<input class="center" type="image" src="geticon.php?context=types&amp;icon=role&amp;size=16" '.
                  'alt="'._('Role').'" title="'._('Edit role properties').'" '.
                  'name="listing_edit_'.$row.'" style="padding:1px"/>';

plugins/admin/groups/class_ogroup.inc

@@ -42,7 +42,7 @@ class ObjectsAttribute extends GenericDialogAttribute
             $infos = objects::infos($objectType);
             $this->types[$i]    = $code;
             $this->displays[$i] = $attrs[$infos['nameAttr']][0];
-            if ($objectType == 'user') {
+            if (lc($objectType) == 'user') {
               if (isset($attrs['description'][0])) {
                 $this->displays[$i] .= ' ['.$attrs['uid'][0].' - '.$attrs['description'][0].']';
               } else {