Custom Post example

madiba-cpt.php

/*Assortiment Custom Post Type*/
function madiba_custom_post_assortiment() {
	$labels = array(
		'name'               => _x( 'Assortiment', 'post type general name' ),
		'singular_name'      => _x( 'Assortiment', 'post type singular name' ),
		'add_new'            => _x( 'Nieuwe bloem', 'crop' ),
		'add_new_item'       => __( 'Nieuwe bloem toevoegen' ),
		'edit_item'          => __( 'Wijzig bloem' ),
		'new_item'           => __( 'Nieuw item' ),
		'all_items'          => __( 'Alle bloemen' ),
		'view_item'          => __( 'Bekijk bloemen' ),
		'search_items'       => __( 'Zoeken in assortiment' ),
		'not_found'          => __( 'Niets gevonden  ' ),
		'not_found_in_trash' => __( 'Niets gevonden in de prullenbak' ),
		'parent_item_colon'  => '',
		'menu_name'          => 'Assortiment'
	);
	$args = array(
		'labels'        => $labels,
		'description'   => 'Nieuwe bloem toevoegen',
		'public'        => true,
		'menu_position' => 5,
		'supports'      => array( 'title', 'editor', 'thumbnail' ),
		'show_in_rest'  => true,
		'has_archive'   => 'assortiment',
		'rewrite'		=> [
         	  'slug'		=> __( 'assortiment/%soort%', 'jointswp' ),
           	  'with_front'	=> false,
        	],		
		'hierarchical'	=> true,
		'query_var'		=> true,
		//'rewrite'		=> true,
		//'publicly_queryable' => false,
	);
	register_post_type( 'assortiment', $args );
}
add_action( 'init', 'madiba_custom_post_assortiment' );

/* Assortiment custom taxonomy */
function madiba_taxonomies_assortiment_soort() {
	$labels = array(
		'name'              => _x( 'Soorten ', 'taxonomy general name' ),
		'singular_name'     => _x( 'Soort', 'taxonomy singular name' ),
		'search_items'      => __( 'Zoeken in alle soorten' ),
		'all_items'         => __( 'Alle soorten' ),
		'parent_item'       => __( 'Parent soort type' ),
		'parent_item_colon' => __( 'Parent soort type:' ),
		'edit_item'         => __( 'Wijzig soort' ),
		'update_item'       => __( 'Soort updaten   ' ),
		'add_new_item'      => __( 'Nieuwe soort toevoegen' ),
		'new_item_name'     => __( 'Nieuwe soort' ),
		'menu_name'         => __( 'Soorten' ),
	);
	$args = array(
		'labels' => $labels,
		'hierarchical' 	=> true,
		'public'		=> true,
		'show_in_rest'  => true,
		'query_var'		=> 'soort',
		'rewrite'		=>  [ 'slug' => __( 'assortiment', 'jointswp'), ],
		'_builtin'		=> false,
	);
	register_taxonomy( 'soort', 'assortiment', $args );
}
add_action( 'init', 'madiba_taxonomies_assortiment_soort', 0 );

/* Permalink filter crops & species */
add_filter('post_link', 'madiba_assortiment_permalink', 1, 3);
add_filter('post_type_link', 'madiba_assortiment_permalink', 1, 3);

function madiba_assortiment_permalink($permalink, $post_id, $leavename) {
    if (strpos($permalink, '%soort%') === FALSE) return $permalink;
        // Get post
        $post = get_post($post_id);
        if (!$post) return $permalink;

        // Get taxonomy terms
        $terms = wp_get_object_terms($post->ID, 'soort');
        if (!is_wp_error($terms) && !empty($terms) && is_object($terms[0]))
        	$taxonomy_slug = $terms[0]->slug;
        else $taxonomy_slug = 'uncategorised';

    return str_replace('%soort%', $taxonomy_slug, $permalink);
}