+ $score = 10;
+ if ($article->link) {
+ $score -= substr_count($article->link, '/') + 1; # -10% per subdir
+ $age = time() - strtotime($article->dateiso);
+ $age /= 3600 * 24 * 365; # years
+ if ($age > .1) $score -= $age / 10 + .1; # -1% per year
+ }
+ printf('<priority>%.2f</priority>', $score / 10);