wordpresscustomtaxonomy.php

<?php
//========================= Categorias para el Portfolio Custom Post Type ===========================//
//Crea un custom taxonomy para los posts
 
function portfolio_categories_taxonomy() {
 
// Añade un taxonomy nuevo, y hazlo jerarquico como categorias
//Primero haz las traducciones necesarias para el editor visual
 
  $portfolio_cats = array(
    'name' => _x( 'Portfolio Categories', 'taxonomy general name' ),
    'singular_name' => _x( 'Portfolio Category', 'taxonomy singular name' ),
    'search_items' =>  __( 'Search Portfolio Categories' ),
    'all_items' => __( 'All Portfolio Categories' ),
    'parent_item' => __( 'Parent Portfolio Category' ),
    'parent_item_colon' => __( 'Parent Portfolio Category:' ),
    'edit_item' => __( 'Edit Portfolio Category' ), 
    'update_item' => __( 'Update Portfolio Category' ),
    'add_new_item' => __( 'Add New Portfolio Category' ),
    'new_item_name' => __( 'New Portfolio Category' ),
    'menu_name' => __( 'Portfolio Categories' ),
  );    
 
// Ahora registra la taxonomy. Remplaza el parametro 'portfolios' que esta dentro del array por el nombre de tu custom post type
  register_taxonomy('portfolio_categories',array('portfolios'), array(
    'hierarchical' => true,
    'labels' => $portfolio_cats,
    'show_ui' => true,
    'show_admin_column' => true,
    'query_var' => true,
    'rewrite' => array( 'slug' => 'portfolio categories' ),
  ));
 
}
add_action( 'init', 'portfolio_categories_taxonomy', 0 );
//========================= Tags para el Portfolio Custom Type ===========================//

//Haz un hook dentro de la accion init para llamar un taxonomy no jerarquico cuando sea utilizado.
function portfolio_tags_taxonomy() { 
// Labels para el editor visual. Traducciones
 
  $portfolio_tags = array(
    'name' => _x( 'Portfolio Tags', 'taxonomy general name' ),
    'singular_name' => _x( 'Portfolio Tag', 'taxonomy singular name' ),
    'search_items' =>  __( 'Search Portfolio Tags' ),
    'popular_items' => __( 'Popular Portfolio Tags' ),
    'all_items' => __( 'All Portfolio Tags' ),
    'parent_item' => null,
    'parent_item_colon' => null,
    'edit_item' => __( 'Edit Portfolio Tag' ), 
    'update_item' => __( 'Update Portfolio Tag' ),
    'add_new_item' => __( 'Add New Portfolio Tag' ),
    'new_item_name' => __( 'New Portfolio Tag Name' ),
    'separate_items_with_commas' => __( 'Separate portfolio tags with commas' ),
    'add_or_remove_items' => __( 'Add or remove portfolio tags' ),
    'choose_from_most_used' => __( 'Choose from the most used portfolio tags' ),
    'menu_name' => __( 'Portfolio Tags' ),
  );
 
// Ahora registra el taxonomy no jerarquico como tags.
//Remplaza el parametro 'portfolios' que esta dentro del array por el nombre de tu custom post type
 
  register_taxonomy('portfolio_tags','portfolios',array(
    'hierarchical' => false,
    'labels' => $portfolio_tags,
    'show_ui' => true,
    'show_admin_column' => true,
    'update_count_callback' => '_update_post_term_count',
    'query_var' => true,
    'rewrite' => array( 'slug' => 'portfolio tags' ),
  ));
}
add_action( 'init', 'portfolio_tags_taxonomy', 0 );
?>