custom-taxonomies.php

<?php

/**
 * Abstract class for defining custom taxonomies.
 *
 * */
abstract class CustomTaxonomy {
	public $name = 'custom_taxonomy',

	// Do not register the taxonomy with the post type here.
	// Register it on the `taxonomies` attribute of the post type in
	// custom-post-types.php
	$object_type = array(),

	$general_name       = 'Post Tags',
	$singular_name      = 'Post Tag',
	$search_items       = 'Search Tags',
	$popular_items      = 'Popular Tags',
	$all_times          = 'All Tags',
	$parent_item        = 'Parent Category',
	$parent_item_colon  = 'Parent Category:',
	$edit_item          = 'Edit Tag',
	$update_item        = 'Update Tag',
	$add_new_item       = 'Add New Tag',
	$new_item_name      = 'New Tag Name',
	$menu_name          = NULL,

	$public                = True,
	$show_in_name_menus    = NULL,
	$show_ui               = NULL,
	$show_tagcloud         = NULL,
	$hierarchical          = False,
	$update_count_callback = '',
	$rewrite               = True,
	$query_var             = NULL,
	$capabilities          = array();

	function __construct() {
		if ( is_null( $this->show_in_name_menus ) ) $this->show_in_name_menus = $this->public;
		if ( is_null( $this->show_ui ) ) $this->show_ui = $this->public;
		if ( is_null( $this->show_tagcloud ) ) $this->show_tagcloud = $this->show_ui;
		if ( is_null( $this->menu_name ) ) $this->menu_name = $this->general_name;
	}

	public function options( $key ) {
		$vars = get_object_vars( $this );
		$option = isset( $vars[$key] ) ? $vars[$key] : null;
		return $option;
	}

	public function labels() {
		return array(
			'name'                       => _x( $this->options( 'general_name' ), 'taxonomy general name' ),
			'singular_name'              => _x( $this->options( 'singular_name' ), 'taxonomy singular name' ),
			'search_items'               => __( $this->options( 'search_items' ) ),
			'popular_items'              => __( $this->options( 'popular_items' ) ),
			'all_items'                  => __( $this->options( 'all_items' ) ),
			'parent_item'                => __( $this->options( 'popular_items' ) ),
			'parent_item_colon'          => __( $this->options( 'parent_item_colon' ) ),
			'edit_item'                  => __( $this->options( 'edit_item' ) ),
			'update_item'                => __( $this->options( 'update_item' ) ),
			'add_new_item'               => __( $this->options( 'add_new_item' ) ),
			'new_item_name'              => __( $this->options( 'new_item_name' ) ),
			'separate_items_with_commas' => __( $this->options( 'separate_items_with_commas' ) ),
			'add_or_remove_items'        => __( $this->options( 'add_or_remove_items' ) ),
			'choose_from_most_used'      => __( $this->options( 'choose_from_most_used' ) ),
			'menu_name'                  => __( $this->options( 'menu_name' ) )
		);
	}

	public function register() {
		$args = array(
			'labels'                => $this->labels(),
			'public'                => $this->options( 'public' ),
			'show_in_nav_menus'     => $this->options( 'show_in_nav_menus' ),
			'show_ui'               => $this->options( 'show_ui' ),
			'show_tagcloud'         => $this->options( 'show_tagcloud' ),
			'hierarchical'          => $this->options( 'hierarchical' ),
			'update_count_callback' => $this->options( 'update_count_callback' ),
			'rewrite'               => $this->options( 'rewrite' ),
			'query_var'             => $this->options( 'query_var' ),
			'capabilities'          => $this->options( 'capabilities' )
		);
		register_taxonomy( $this->options( 'name' ), $this->options( 'object_type' ), $args );
	}
}



?>