wordpress 后台自定义类型的文章列表显示自定义分类的名字

add_filter('manage_edit-article_columns', 'my_columns');
function my_columns($columns) {
    $columns['article_category'] = 'Category';
return $columns;
}

add_action( 'manage_article_posts_custom_column', 'my_manage_article_columns', 10, 2 );

function my_manage_article_columns( $column, $post_id ) {
global $post;

switch( $column ) {

    /* If displaying the 'article_category' column. */
    case 'article_category' :

        /* Get the genres for the post. */
        $terms = get_the_terms( $post_id, 'article_category' );

        /* If terms were found. */
        if ( !empty( $terms ) ) {

            $out = array();

            /* Loop through each term, linking to the 'edit posts' page for the specific term. */
            foreach ( $terms as $term ) {
                $out[] = sprintf( '<a href="%s">%s</a>',
                    esc_url( add_query_arg( array( 'post_type' => $post->post_type, 'article_category' => $term->slug ), 'edit.php' ) ),
                    esc_html( sanitize_term_field( 'name', $term->name, $term->term_id, 'article_category', 'display' ) )
                );
            }

            /* Join the terms, separating them with a comma. */
            echo join( ', ', $out );
        }

        /* If no terms were found, output a default message. */
        else {
            _e( 'No Articles' );
        }

        break;

    /* Just break out of the switch statement for everything else. */
    default :
        break;
}
}