mod.more_sluggy.php

<?php

/**
 * Modifier_sluggy
 * Strips out comas and then replaces non-letter-characters in a variable with a separator
 */
class Modifier_more_sluggy extends Modifier
{
    public function index($value, $parameters=array()) {
        $separator = array_get($parameters, 0, '-');

        $value = str_replace(',', '', $value);

        return Slug::make($value, array('separator' => $separator));
    }
}