WordPress Taxonomy

wp-tax.php

<?php
/**
 * Data and call to register the taxonomy.
 *
 * @param array $tax Data for the taxonomy.
 */
function build_taxonomy( $tax ) {

	$labels = array(
		'name'                       => $tax['plural'],
		'singular_name'              => $tax['singular'],
		'search_items'               => __( 'Search ', '[localization]' ) . $tax['plural'],
		'popular_items'              => __( 'Popular ', '[localization]' ) . $tax['plural'],
		'all_items'                  => __( 'All ', '[localization]' ) . $tax['plural'],
		'edit_item'                  => __( 'Edit ', '[localization]' ) . $tax['singular'],
		'update_item'                => __( 'Update ', '[localization]' ) . $tax['singular'],
		'add_new_item'               => __( 'Add New ', '[localization]' ) . $tax['singular'],
		'new_item_name'              => __( 'New ', '[localization]' ) . $tax['singular'] . ' Name',
		'separate_items_with_commas' => __( 'Separate ', '[localization]' ) . strtolower( $tax['singular'] ) . __( 's with commas', '[localization]' ),
		'add_or_remove_items'        => __( 'Add or remove ', '[localization]' ) . strtolower( $tax['plural'] ),
		'choose_from_most_used'      => __( 'Choose from the most used ', '[localization]' ) . strtolower( $tax['singular'] ),
		'not_found'                  => __( 'No ', '[localization]' ) . strtolower( $tax['singular'] ) . __( 's found.', '[localization]' ),
		'view_item'                  => __( 'View ', '[localization]' ) . $tax['singular'],
		'parent_item'                => __( 'Parent ', '[localization]' ) . $tax['singular'],
	);

	$args = array(
		'public'            => true,
		'show_ui'           => $tax['show_ui'],
		'hierarchical'      => $tax['hierarchical'],
		'show_admin_column' => $tax['show_admin_column'],
		'rewrite'           => array( 'hierarchical' => false ),
		'labels'            => $labels,
	);

	register_taxonomy( $tax['slug'], '[CPT]', $args );
}

/**
 * Calls build_taxonomy for each tax needed.
 */
function action_tax() {
	$taxes        = array(
		array(
			'slug'              => '[TAX]',
			'singular'          => __( '[Singular Label]', '[localization]' ),
			'plural'            => __( '[Plural Label]', '[localization]' ),
			'hierarchical'      => true,
			'show_admin_column' => true,
			'show_ui'           => true,
			'localization'      => '[localization]',
		),
	);

	foreach ( $taxes as $tax ) {
		build_taxonomy( $tax );
	}
}
add_action( 'init', __NAMESPACE__ . '\\action_tax' );