Código HTML:
mysql_num_rows
Código PHP:
if ($handle = opendir(site_root.uploaded_images_folder)) {
while (false !== ($file = readdir($handle))) {
if ($file != "." && $file != "..") {
if (is_dir(site_root.uploaded_images_folder.$file)) {
if (!mysql_num_rows(mysql_query("select 'id' from 'galleries' where 'name' = '".$file."'"))) {
mysql_query("insert into 'galleries' ('name','description','order') values ('".$file."','','999')");
if (!file_exists(site_root.thumbnail_images_folder.$file."/")) { mkdir(site_root.thumbnail_images_folder.$file."/"); }
}
}
}
}
}