Fix address fields mapping for Google Pay and UAE addresses (#3432)

* Fix address fields mapping for Google Pay and UAE

* Add readme and changelog entries

changelog.txt

@@ -1,6 +1,7 @@
 *** Changelog ***
 
 = 8.8.0 - xxxx-xx-xx =
+* Fix - Fix Google Pay address fields mapping for UAE addresses.
 * Tweak - Render the Klarna payment page in the store locale.
 * Tweak - Update the Apple Pay domain registration flow to use the new Stripe API endpoint.
 * Fix - Fix empty error message for Express Payments when order creation fails.

includes/payment-methods/class-wc-stripe-payment-request.php

@@ -1698,6 +1698,8 @@ public function ajax_create_order() {
 			define( 'WOOCOMMERCE_CHECKOUT', true );
 		}
 
+		$this->fix_address_fields_mapping();
+
 		// Normalizes billing and shipping state values.
 		$this->normalize_state();
 
@@ -2071,4 +2073,36 @@ private function maybe_restore_recurring_chosen_shipping_methods( $previous_chos
 
 		WC()->session->set( 'chosen_shipping_methods', $chosen_shipping_methods );
 	}
+
+	/**
+	 * Performs special mapping for address fields for specific contexts.
+	 */
+	private function fix_address_fields_mapping() {
+		$billing_country  = ! empty( $_POST['billing_country'] ) ? wc_clean( wp_unslash( $_POST['billing_country'] ) ) : '';
+		$shipping_country = ! empty( $_POST['shipping_country'] ) ? wc_clean( wp_unslash( $_POST['shipping_country'] ) ) : '';
+
+		// For UAE, Google Pay stores the emirate in "region", which gets mapped to the "state" field,
+		// but WooCommerce expects it in the "city" field.
+		if ( 'AE' === $billing_country ) {
+			$billing_state = ! empty( $_POST['billing_state'] ) ? wc_clean( wp_unslash( $_POST['billing_state'] ) ) : '';
+			$billing_city  = ! empty( $_POST['billing_city'] ) ? wc_clean( wp_unslash( $_POST['billing_city'] ) ) : '';
+
+			// Move the state (emirate) to the city field.
+			if ( empty( $billing_city ) && ! empty( $billing_state ) ) {
+				$_POST['billing_city']  = $billing_state;
+				$_POST['billing_state'] = '';
+			}
+		}
+
+		if ( 'AE' === $shipping_country ) {
+			$shipping_state = ! empty( $_POST['shipping_state'] ) ? wc_clean( wp_unslash( $_POST['shipping_state'] ) ) : '';
+			$shipping_city  = ! empty( $_POST['shipping_city'] ) ? wc_clean( wp_unslash( $_POST['shipping_city'] ) ) : '';
+
+			// Move the state (emirate) to the city field.
+			if ( empty( $shipping_city ) && ! empty( $shipping_state ) ) {
+				$_POST['shipping_city']  = $shipping_state;
+				$_POST['shipping_state'] = '';
+			}
+		}
+	}
 }

readme.txt

@@ -129,6 +129,7 @@ If you get stuck, you can ask for help in the Plugin Forum.
 == Changelog ==
 
 = 8.8.0 - xxxx-xx-xx =
+* Fix - Fix Google Pay address fields mapping for UAE addresses.
 * Tweak - Render the Klarna payment page in the store locale.
 * Tweak - Update the Apple Pay domain registration flow to use the new Stripe API endpoint.
 * Fix - Resolve an error for checkout block where 'wc_stripe_upe_params' is undefined due to the script registering the variable not being loaded yet.