Unmask file locations in a WordPress Multisite installation (for WP 3.1+)

gistfile1.aw

<?php

if ( ! function_exists( 'ucc_upload_dir_wp31' ) ) {
function ucc_upload_dir_wp31( $uploads ) {
	// Set these options in Network Admin > Sites > Edit > Settings > Upload Path and Upload Url Path.
	$upload_path = get_option( 'upload_path' );         //  Example: /home/username/public_html/wp-content/blogs.dir/2/files
	$upload_url_path = get_option( 'upload_url_path' ); //  Example: http://sub.domain.com/wp-content/blogs.dir/2/files
  
	$uploads['baseurl'] = $upload_url_path;
	$uploads['url']     = $upload_url_path . $uploads[ 'subdir' ];
	$uploads['basedir'] = $upload_path;
	$uploads['path']    = $upload_path . $uploads[ 'subdir' ];

	return $uploads;
} }
add_filter( 'upload_dir', 'ucc_upload_dir_wp31' );

/*
	Copyright 2011 Jennifer M. Dodd (email: jmdodd@gmail.com)
	Released under the GPLv2 (or later).
*/

?>