Custom Post Type

<?php 

// variables
$name 			= 'Products';
$singular_name 	= 'Product';
$menu_position	= 6;

$func_name = 'cpt_' . strtolower($singular_name);
if( !function_exists( $func_name ) ) {
	$func_name = function() use ($name, $singular_name) {
		register_post_type( 
			strtolower($singular_name),
			array( 
				'labels' => array(
					'name' 					=> $name,
					'singular_name' 		=> $singular_name,
					'add_new'				=> 'Add New',
					'add_new_item'			=> 'Add New ' . $singular_name,
					'edit'					=> 'Edit',
					'edit_item'				=> 'Edit ' . $singular_name,
					'new_item'				=> 'New ' . $singular_name,
					'view'					=> 'View',
					'view_item'				=> 'View ' . $singular_name,
					'search_items'			=> 'Search ' . $name,
					'parent_item_colon' 	=> 'Parent ' . $name . ':',
					'not_found'				=> 'No ' . strtolower($name) . ' found',
					'not_found_in_trash' 	=> 'No ' . strtolower($name) . ' found in Trash',
					'parent'				=> 'Parent ' . $singular_name,
				),
				'description' 			=> 'Create a ' . $singular_name . '.',
				'public'				=> true,
				'show_ui' 				=> true,
				'show_in_menu' 			=> true,
				'publicly_queryable'	=> true,
				'exclude_from_search' 	=> true,
				'menu_position' 		=> 6,
				'hierarchical'			=> true,
				'query_var'				=> true,
				'rewrite'				=> array(
					'slug' => str_replace(' ', '-', strtolower($name))
				),
				'supports' 				=> array (
					'title',
					'editor',
					'page-attributes'
				)
			)
		);
	};
}
add_action( 'init', $func_name );

?>