<?php
/**
 * Related Products
 *
 * @author 		WooThemes
 * @package 	WooCommerce/Templates
 * @version     1.6.4
 */
if ( !defined( 'ABSPATH' ) )
    exit; // Exit if accessed directly

global $product, $woocommerce_loop;

//$related = $product->get_related( $posts_per_page );
$related = $product->get_related(4);
$posts_per_page = 10;
$columns = '';
$orderby = '';

if ( sizeof( $related ) == 0 )
    return;

$args = apply_filters( 'woocommerce_related_products_args', array(
    'post_type' => 'product',
    'ignore_sticky_posts' => 1,
    'no_found_rows' => 1,
    'posts_per_page' => $posts_per_page,
    'orderby' => $orderby,
    'post__in' => $related,
    'post__not_in' => array( $product->id )
        ) );


$products = new WP_Query( $args );
//echo $products->request;

$woocommerce_loop['columns'] = $columns;

if ( $products->have_posts() ) :
    ?>

    <div class="related products">

        <h2><?php _e( 'Related Products', 'woocommerce' ); ?></h2>

        <?php woocommerce_product_loop_start(); ?>

        <?php while ( $products->have_posts() ) : $products->the_post(); ?>

            <?php wc_get_template_part( 'content', 'product' ); ?>

        <?php endwhile; // end of the loop. ?>

        <?php woocommerce_product_loop_end(); ?>

    </div>

    <?php
endif;

wp_reset_postdata();
