WordPress: Post type capabilities

gistfile1.php

<?php
$args = array(
                'labels' => array(
                        'name' => '服務中心',
                        'signular_name' => '服務中心'
                ),
                'public' => true,
                'hierarchical' => true,
                'supports' => array(
                        'title', 'editor', 'page-attributes'
                ),
                'has_archive' => true,
                'query_var' => false,
                'capability_type' => 'ofo',
                'capabilities' => array(
                        'publish_posts' => 'publish_ofos',
                        'edit_posts' => 'edit_ofos',
                        'edit_others_posts' => 'edit_others_ofos',
                        'delete_posts' => 'delete_ofos',
                        'delete_others_posts' => 'delete_others_ofos',
                        'read_private_posts' => 'read_private_ofos',
                        'edit_post' => 'edit_ofo',
                        'delete_post' => 'delete_ofo',
                        'read_post' => 'read_ofo',
                )
        );
register_post_type( 'branch', $args );

add_action( 'init', 'ofo_add_cap' );
function ofo_add_cap() {
        
        $role = get_role( 'administrator' );
        if ( !$role->has_cap( 'publish_ofos' ) )
                $role->add_cap( 'publish_ofos' );
        if ( !$role->has_cap( 'edit_ofos' ) )
                $role->add_cap( 'edit_ofos' );
        if ( !$role->has_cap( 'edit_others_ofos' ) )
                $role->add_cap( 'edit_others_ofos' );
        if ( !$role->has_cap( 'delete_ofos' ) )
                $role->add_cap( 'delete_ofos' );
        if ( !$role->has_cap( 'delete_others_ofos' ) )
                $role->add_cap( 'delete_others_ofos' );
        if ( !$role->has_cap( 'read_private_ofos' ) )
                $role->add_cap( 'read_private_ofos' );
}