function get_module_classes($additional_classes_array = '')
{
//add the wrap and module id class
$buffy = get_class($this);
// each module setting has a 'class' key to customize css
$module_class = td_api_module::get_key(get_class($this), 'class');
if ($module_class != '') {
$buffy .= ' ' . $module_class;
}
//show no thumb only if image placeholders are disabled
if ($this->post_has_thumb === false and td_util::get_option('tds_hide_featured_image_placeholder') == 'hide_placeholder') {
$buffy .= ' td_module_no_thumb';
}
if ($additional_classes_array != '' && is_array($additional_classes_array)) {
$buffy .= ' ' . implode(' ', $additional_classes_array);
}
// the following case could not be checked
// $buffy = implode(' ', array_unique(explode(' ', $buffy)));
return $buffy;
}
