1 <?php
 2 /**
 3  * Query Filters
 4  *
 5  * These functions register the front-end query vars
 6  *
 7  * @package     EDD
 8  * @subpackage  Functions
 9  * @copyright   Copyright (c) 2013, Pippin Williamson
10  * @license     http://opensource.org/licenses/gpl-2.0.php GNU Public License
11  * @since       1.0
12  */
13 
14 // Exit if accessed directly
15 if ( ! defined( 'ABSPATH' ) ) exit;
16 
17 /**
18  * Register EDD Query Vars
19  *
20  * @since 1.0
21  * @param array $vars Query vars
22  * @return array $vars Query vars
23  */
24 function edd_query_vars( $vars ) {
25     $vars[] = 'edd_action';
26     $vars[] = 'cart_item';
27     return $vars;
28 }
29 add_filter( 'query_vars', 'edd_query_vars' );
30 
31 /**
32  * Blocks access to Download attachments
33   *
34  * @since 1.2.2
35  * @return void
36  */
37 function edd_block_attachments() {
38     if ( ! is_attachment() )
39         return;
40 
41     $parent   = get_post_field( 'post_parent', get_the_ID() );
42     $uri      = wp_get_attachment_url( get_the_ID() );
43     $edd_file = strpos( $uri, '/edd/' );
44 
45     if ( ! $parent && false === $edd_file )
46         return;
47 
48     if ( 'download' != get_post_type( $parent ) && false === $edd_file )
49         return;
50 
51     wp_die( __( 'You do not have permission to view this file.', 'edd' ), __( 'Error', 'edd' ) );
52 }
53 add_action( 'template_redirect', 'edd_block_attachments' );

Easy Digital Downloads API documentation generated by ApiGen 2.8.0