CPTP_Module_Permalink::create_taxonomy_replace_tag PHP Method

    private function create_taxonomy_replace_tag($post_id, $permalink)
    {
        $search = array();
        $replace = array();
        $taxonomies = CPTP_Util::get_taxonomies(true);
        // %taxnomomy% -> parent/child
        // 運用でケアすべきかも。
        foreach ($taxonomies as $taxonomy => $objects) {
            if (false !== strpos($permalink, '%' . $taxonomy . '%')) {
                $terms = get_the_terms($post_id, $taxonomy);
                if ($terms and !is_wp_error($terms)) {
                    $parents = array_map(array(__CLASS__, 'get_term_parent'), $terms);
                    // 親の一覧
                    $newTerms = array();
                    foreach ($terms as $key => $term) {
                        if (!in_array($term->term_id, $parents)) {
                            $newTerms[] = $term;
                        }
                    }
                    // このブロックだけで良いはず。
                    $term_obj = reset($newTerms);
                    // 最初のOBjectのみを対象。
                    $term_slug = $term_obj->slug;
                    if (isset($term_obj->parent) and 0 != $term_obj->parent) {
                        $term_slug = CPTP_Util::get_taxonomy_parents_slug($term_obj->parent, $taxonomy, '/', true) . $term_slug;
                    }
                }
                if (isset($term_slug)) {
                    $search[] = '%' . $taxonomy . '%';
                    $replace[] = $term_slug;
                }
            }
        }
        return array('search' => $search, 'replace' => $replace);
    }