CPT Con Jerarquía

cpt-mobiliario.php

<?php
/**
 * Custom Post Types Mobiliario
 *
 */

add_action('init', 'my_custom_init_mob');
function my_custom_init_mob()
{
     if(WPLANG == 'es_ES') $slug = 'mobiliario-farmacias';
     if(WPLANG == 'it_IT') $slug = 'arredamento-farmacie';
     if(WPLANG == 'en_US') $slug = 'pharmacy-furniture';
     if(WPLANG == 'fr_FR') $slug = 'mobilier-pharmacies';

  $labels = array(
    'name' => __('Product', 'clmkg'),
    'singular_name' => __('Product', 'clmkg'),
    'add_new' => __('Add Product', 'clmkg'),
    'add_new_item' => __('Add New Product','clmkg'),
    'edit_item' => __('Edit Product', 'clmkg'),
    'new_item' => __('New Product', 'clmkg'),
    'view_item' => __('View Product','clmkg'),
    'search_items' => __('Search Products','clmkg'),
    'not_found' =>  __('We did not find any products...'),
    'not_found_in_trash' => __('We did not find any products in the trash...'),
    'parent_item_colon' => ''
  );
  $args = array(
    'labels' => $labels,
    'public' => true,
    'publicly_queryable' => true,
    'show_ui' => true,
    'query_var' => true,
     'rewrite' => array(
               'slug' => $slug,
               'with_front' => true
               ),
     'has_archive' => false,
    'capability_type' => 'page',
    'hierarchical' => true,
    'menu_position' => 5,
    'supports' => array('title','editor','thumbnail','excerpt','page-attributes')
  );
  register_post_type('mobiliario-farmacias',$args);

}


//Variable Meta para Mobiliario
     add_action("admin_init", "admin_init_mobiliario");
     add_action('save_post', 'save_mobiliario');

     function admin_init_mobiliario(){
          add_meta_box("fichadele", "Variables Mobiliario", "meta_options_mobopt", "mobiliario-opticas", "side", "high");         
     }

     function meta_options_mobopt(){
          global $post;
          $custom = get_post_custom($post->ID);
              
          $mob_tipopag = $custom["mob_tipopag"][0];
          $mob_idgaleria = $custom["mob_idgaleria"][0];
          $mob_material1 = $custom["mob_material1"][0];
          $mob_material2 = $custom["mob_material2"][0];
          $mob_material3 = $custom["mob_material3"][0];
          $mob_material4 = $custom["mob_material4"][0];
          $mob_material5 = $custom["mob_material5"][0];
          ?>
       
          <p>Materiales Fabricaci&oacute;n:</p>
        <input name="mob_material1" value="<?php echo $mob_material1; ?>" class="widefat" style="width:87%;"/>
        <input name="mob_material2" value="<?php echo $mob_material2; ?>" class="widefat" style="width:87%;"/>
        <input name="mob_material3" value="<?php echo $mob_material3; ?>" class="widefat" style="width:87%;"/>
        <input name="mob_material4" value="<?php echo $mob_material4; ?>" class="widefat" style="width:87%;"/>
        <input name="mob_material5" value="<?php echo $mob_material5; ?>" class="widefat" style="width:87%;"/>
         
        <?php
          global $wpdb;
          define("GALLERY_TABLE", $wpdb->prefix . "ngg_gallery");
          $idgalerias = $wpdb->get_results("SELECT * FROM " . GALLERY_TABLE);
        
          echo '<p>Galer&iacute;a asociada:</p><select name="mob_idgaleria" style="width:97%;" value="'.$mob_idgaleria.'">';

            echo '<option value=""';                
              if (!$mob_idgaleria) {echo ' selected="selected"';}
              echo '></option>';
                        
               foreach ($idgalerias as $category) {
                  $category_name = $category->title;
                  $category_identifier = $category -> gid;

                    echo '<option value="'.$category_identifier.'"';
                  
                    if ($mob_idgaleria==$category_identifier) {echo ' selected="selected"';}
                    echo '>'.$category_identifier.' - '.$category_name.'</option>';
                       
            }
            echo '</select>';
               ?>
       
        <p>Tipo de p&aacute;gina:</p>
        <select name="mob_tipopag" style="width:97%;" value="'.$mob_tipopag.'">';
             <option value="presentacion" <?php if ($mob_tipopag=='presentacion') {echo ' selected="selected"';} ?>
                  >Presentacion</option>
             <option value="producto" <?php if ($mob_tipopag=='producto') {echo ' selected="selected"';} ?>
                  >Producto</option>
             <option value="pagina" <?php if ($mob_tipopag=='pagina') {echo ' selected="selected"';} ?>
                  >P&aacute;gina</option>
                       
          </select>
<?php }


function save_mobiliario(){
     global $post;

     $fields = array ('mob_tipopag','mob_idgaleria','mob_material1','mob_material2','mob_material3','mob_material4','mob_material5');
    
     foreach ($fields as $field)
       if(isset($_POST[$field]) && $_POST[$field] != "")
           update_post_meta($post->ID, $field, $_POST[$field]);    
}