WooCommerce: check for new order methods before using, as < 3.0 does not have these. #426

Author: dannyvankooten

CHANGELOG.md

@@ -9,7 +9,7 @@ Changelog
 
 **Improvements**
 
-- Compatibility with WooCommerce 3.0, thanks Liam McArthur!
+- Use updated order methods in WooCommerce 3.0, thanks to Liam McArthur.
 - Updated JavaScript dependencies.
 
 

integrations/woocommerce/class-woocommerce.php

@@ -86,13 +86,23 @@ public function subscribe_from_woocommerce_checkout( $order_id ) {
 
 		$order = wc_get_order( $order_id );
 
-		$data = array(
-			'EMAIL' => $order->get_billing_email(),
-			'NAME' => "{$order->get_billing_first_name()} {$order->get_billing_last_name()}",
-			'FNAME' => $order->get_billing_first_name(),
-			'LNAME' => $order->get_billing_last_name(),
-		);
-
+		if( method_exists( $order, 'get_billing_email' ) ) {
+            $data = array(
+                'EMAIL' => $order->get_billing_email(),
+                'NAME' => "{$order->get_billing_first_name()} {$order->get_billing_last_name()}",
+                'FNAME' => $order->get_billing_first_name(),
+                'LNAME' => $order->get_billing_last_name(),
+            );
+        } else {
+		    // NOTE: for compatibility with WooCommerce < 3.0
+            $data = array(
+                'EMAIL' => $order->billing_email,
+                'NAME' => "{$order->billing_first_name} {$order->billing_last_name}",
+                'FNAME' => $order->billing_first_name,
+                'LNAME' => $order->billing_last_name,
+            );
+        }
+        
 		// TODO: add billing address fields, maybe by finding MailChimp field of type "address"?
 
 		return $this->subscribe( $data, $order_id );