public function getAllowedUploadableExtension()
    {
        $config = $this->getServiceLocator()->get('MelisCoreConfig');
        $path   = $config->getItem('meliscore/interface/meliscore_leftmenu/interface/meliscore_toolstree_section/interface/meliscore_tool_system_config/interface/meliscore_tool_platform_scheme');
        $ext    = null;


        if($path) {
            $ext = isset($path['datas']['allowed_file_extension']) ? $path['datas']['allowed_file_extension'] : 'jpeg,jpg,png,svg,ico,gif';
        }

        return $ext;
    }