From 2ad4592324be1c908d671ba761e6a03247388c80 Mon Sep 17 00:00:00 2001
From: Claudio Sanches <contato@claudiosmweb.com>
Date: Mon, 10 Aug 2015 18:18:33 -0300
Subject: [PATCH] WooCommerce 2.4.1 update script

---
 includes/updates/woocommerce-update-2.4.1.php | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 includes/updates/woocommerce-update-2.4.1.php

diff --git a/includes/updates/woocommerce-update-2.4.1.php b/includes/updates/woocommerce-update-2.4.1.php
new file mode 100644
index 00000000000..6fac0cbe4cb
--- /dev/null
+++ b/includes/updates/woocommerce-update-2.4.1.php
@@ -0,0 +1,37 @@
+<?php
+/**
+ * Update WC to 2.4.1
+ *
+ * @author   WooThemes
+ * @category Admin
+ * @package  WooCommerce/Admin/Updates
+ * @version  2.4.1
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+global $wpdb;
+
+$update_variations = $wpdb->get_results( "
+	SELECT DISTINCT posts.ID AS variation_id, posts.post_parent AS variation_parent
+	FROM {$wpdb->posts} as posts
+	LEFT OUTER JOIN {$wpdb->postmeta} AS postmeta ON posts.ID = postmeta.post_id AND postmeta.meta_key = '_stock_status'
+	WHERE posts.post_type = 'product_variation'
+	AND postmeta.meta_value IS NULL
+" );
+
+$rates = WC_Tax::get_rates();
+$transient_version = WC_Cache_Helper::get_transient_version( 'product' );
+
+foreach ( $update_variations as $variation ) {
+	$parent_stock_status = get_post_meta( $variation->variation_parent, '_stock_status', true );
+	add_post_meta( $variation->variation_id, '_stock_status', $parent_stock_status ? $parent_stock_status : 'instock', true );
+	delete_transient( 'wc_product_children_' . $variation->variation_parent );
+	delete_transient( 'wc_var_prices' . md5( json_encode( array(
+		$variation->variation_parent,
+		$rates,
+		$transient_version
+	) ) ) );
+}