From 58679cb50e60e321ff08956daef0ab00ae0d5b87 Mon Sep 17 00:00:00 2001
From: Mike Jolley <mike.jolley@me.com>
Date: Mon, 26 Mar 2012 20:16:05 +0100
Subject: [PATCH] Additional isset checking closes #837.

---
 classes/class-wc-checkout.php | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/classes/class-wc-checkout.php b/classes/class-wc-checkout.php
index 4211f59f6f8..d5c77e01198 100644
--- a/classes/class-wc-checkout.php
+++ b/classes/class-wc-checkout.php
@@ -179,19 +179,25 @@ class WC_Checkout {
 		$woocommerce->customer->set_postcode( $this->posted['billing_postcode'] );
 		
 		// Shipping Information
-		if (!$skipped_shipping) :
+		if ( ! $skipped_shipping ) :
 			
 			// Update customer location to posted location so we can correctly check available shipping methods
-			$woocommerce->customer->set_shipping_country( $this->posted['shipping_country'] );
-			$woocommerce->customer->set_shipping_state( $this->posted['shipping_state'] );  
-			$woocommerce->customer->set_shipping_postcode( $this->posted['shipping_postcode'] ); 
+			if ( isset( $this->posted['shipping_country'] ) ) 
+				$woocommerce->customer->set_shipping_country( $this->posted['shipping_country'] );
+			if ( isset( $this->posted['shipping_state'] ) ) 
+				$woocommerce->customer->set_shipping_state( $this->posted['shipping_state'] );  
+			if ( isset( $this->posted['shipping_postcode'] ) ) 
+				$woocommerce->customer->set_shipping_postcode( $this->posted['shipping_postcode'] ); 
 			
 		else :
 		
 			// Update customer location to posted location so we can correctly check available shipping methods
-			$woocommerce->customer->set_shipping_country( $this->posted['billing_country'] );
-			$woocommerce->customer->set_shipping_state( $this->posted['billing_state'] );
-			$woocommerce->customer->set_shipping_postcode( $this->posted['billing_postcode'] );
+			if ( isset( $this->posted['billing_country'] ) ) 
+				$woocommerce->customer->set_shipping_country( $this->posted['billing_country'] );
+			if ( isset( $this->posted['billing_state'] ) ) 
+				$woocommerce->customer->set_shipping_state( $this->posted['billing_state'] );
+			if ( isset( $this->posted['billing_postcode'] ) ) 
+				$woocommerce->customer->set_shipping_postcode( $this->posted['billing_postcode'] );
 			
 		endif;