', esc_url( get_bloginfo( 'pingback_url' ) ) ); } } add_action( 'wp_head', 'ofisuport_pingback_header' ); function ofisuport_echo_posttype_slug() { $post_type = get_post_type(); if ( $post_type ) { $post_type_data = get_post_type_object( $post_type ); $post_type_slug = $post_type_data->rewrite['slug']; echo $post_type_slug; }; } function ofisuport_class_posttype (){ if( is_post_type_archive( array('ofisuport-ajut') )) { echo ' archive-custom-post-type-'; ofisuport_echo_posttype_slug(); } }