private function createC4gForumResult($objLayer, $secondFetch)
 {
     $stringClass = $GLOBALS['con4gis']['stringClass'];
     // ToDo: evtl. in con4gis_forum auslagern
     $arrReturn = array();
     /*$arrReturn['type'] =  'c4gforum';
       $arrReturn['entries'] = array();*/
     $layers = C4gMapsModel::findAll();
     $layerNames = array();
     while ($layers->next()) {
         $layerNames[] = $layers->name;
     }
     $arrBoards = deserialize($objLayer->forums, true);
     $objBoardPosts = \Database::getInstance()->prepare("SELECT tl_c4g_forum_post.*,\n            tl_c4g_forum_thread.name as threadName,\n            tl_c4g_forum.map_tooltip as tooltipSource\n                FROM tl_c4g_forum_post\n                LEFT JOIN tl_c4g_forum_thread ON tl_c4g_forum_thread.id = tl_c4g_forum_post.pid\n                LEFT JOIN tl_c4g_forum ON tl_c4g_forum.id = forum_id\n                    WHERE forum_id IN(" . implode(',', $arrBoards) . ")")->execute();
     if ($objBoardPosts->numRows) {
         while ($objBoardPosts->next()) {
             // skip layers, when an explicit layer is requested, since the skipped layers have been reassigned already
             if ($secondFetch && in_array($objBoardPosts->threadName, $layerNames)) {
                 continue;
             }
             // check tooltip
             switch ($objBoardPosts->tooltipSource) {
                 case 'SUBJ':
                     $mapTooltip = $objBoardPosts->subject;
                     break;
                 case 'LINK':
                     $mapTooltip = $objBoardPosts->linkname;
                     break;
                 case 'CUST':
                     $mapTooltip = $objBoardPosts->loc_tooltip;
                     break;
                 case 'OFF':
                     // fallthrough
                 // fallthrough
                 default:
                     // no tootltip
                     $mapTooltip = '';
                     break;
             }
             $objAsLayer = (object) array('location_type' => 'single', 'loc_geox' => $objBoardPosts->loc_geox, 'loc_geoy' => $objBoardPosts->loc_geoy, 'id' => $objBoardPosts->id, 'tooltip' => $mapTooltip);
             $arrReturn[] = array("id" => "tl_c4g_forum_post_" . $objBoardPosts->id, "type" => "GeoJSON", "threadName" => $stringClass::decodeEntities($objBoardPosts->threadName), "format" => "GeoJSON", "origType" => "c4gforum:single", "locationStyle" => $objBoardPosts->locstyle, "data" => $this->createGeoJsonResult($objAsLayer, 'tl_c4g_forum_post'));
         }
     }
     return $arrReturn;
 }