Codehooligans.com: Adding Taxonomy Column Data

codehooligans-adding-taxonomy-custom-data

<?php
add_action( 'init', 'product_init' );
function product_init()
{
	// From Part I
    register_taxonomy( 'product_packages', 'products',
        array(  'hierarchical' => true,
                'label' => __('Product Packages'),
                'query_var' => false
        )
    );

	// Added from Part II. 
	// This filter sets up a call to your function which will handle adding (and removing) items 
	// from the columns array. This filter passes up only one argument. The array of default headers.  
	add_filter( 'manage_product_packages_columns', 'admin_product_packages_column_headers, 10, 1);

	// This filter sets up a call to display the contents of a Product Package row column. 
	// The filter passes up 3 argument. We only use the second and third arguments. 
	add_filter( 'manage_product_packages_custom_column', 'admin_product_packages_column_row', 10, 3 );
}

// This function we check the column name then pull in the row data using get_metadata()
function admin_product_packages_column_row( $row_content, $column_name, $term_id ) 
{
	switch($column_name)
	{
		case 'product_package_active':
	
			$product_package_active = get_metadata('product_packages', $term_id, 'product_package_active', true);
			if (!$product_package_active)
				$product_package_active = "yes";
			return ucfirst($product_package_active);
			break;
		
		case 'product_package_unit_price':
			return get_metadata('product_packages', $term_id, 'product_package_unit_price', true);
			break;
		
		default:
			break;
	}
}