function optimize_slug($slug)
{
//If no slug exists, start off with the post title
if (empty($slug) && isset($_POST['post_title'])) {
$slug = $_POST['post_title'];
}
//Prepare the title and the words for comparison
$slug = sustr::tolower(stripslashes($slug));
$words = sustr::tolower(stripslashes($this->get_setting('words_to_remove')));
//Remove the stopwords from the slug
$newslug = implode("-", array_diff(explode(" ", $slug), suarr::explode_lines($words)));
//Make sure we haven't removed too much!
if (empty($newslug)) {
return $slug;
} else {
return $newslug;
}
}
