/*
 * @package WordPreciousss
 * @subpackage Custom_Single_Templates_Code

Description: This php code let your WordPress theme use Custom Single Templates as described in http://wordpreciousss.org/support/custom-single-templates-in-precious/

Usage: Copy the function below to your theme's functions.php file

Note: The code is included in Precious Parent Theme http://wordpreciousss.org/themes/precious/ so you _do not_ need to add this to any child themes of Precious

*/

/*  Copyright (c) 2009 Kristin K. Wangen http://wordpreciousss.org/

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

/*start coying*/
function themename_single_template() {
	global $wp_query;

	$id = (int) $wp_query->post->ID;
	$template = get_post_meta($id, 'single_template', true);

	if ( 'default' == $template )
		$template = '';

	$templates = array();
	if ( !empty($template) && !validate_file($template) )
		$templates[] = "single-$template.php";

	$templates[] = "single.php";

	return locate_template($templates);
}
add_filter('single_template','themename_single_template');