Automattic\WooCommerce\Blocks\Shipping

ShippingController::has_full_shipping_address() │ public │ WC 1.0

Checks whether the address is "full" in the sense that it contains all required fields to calculate shipping rates.

Method of the class: ShippingController{}

No Hooks.

Return

true|false. Whether the customer has a full shipping address (address_1, city, state, postcode, country). Only required fields are checked.

Usage

$ShippingController = new ShippingController();
$ShippingController->has_full_shipping_address();

ShippingController::has_full_shipping_address() code WC 9.8.1

woocommerce/src/Blocks/Shipping/ShippingController.php 
public function has_full_shipping_address() {
	$customer = WC()->customer;

	if ( ! $customer instanceof WC_Customer ) {
		return false;
	}

	// These are the important fields required to get the shipping rates.
	$shipping_address = array(
		'city'     => $customer->get_shipping_city(),
		'state'    => $customer->get_shipping_state(),
		'postcode' => $customer->get_shipping_postcode(),
		'country'  => $customer->get_shipping_country(),
	);
	$address_fields   = WC()->countries->get_country_locale();
	$locale_key       = ! empty( $shipping_address['country'] ) && array_key_exists( $shipping_address['country'], $address_fields ) ? $shipping_address['country'] : 'default';
	$default_locale   = $address_fields['default'];
	$country_locale   = $address_fields[ $locale_key ] ?? array();

	/**
	 * Checks all shipping address fields against the country's locale settings.
	 *
	 * If there's a `required` setting for the field in the country-specific locale, that setting is used, otherwise
	 * the default locale's setting is used. If the default locale doesn't have a setting either, the field is
	 * considered optional and therefore valid, even if empty.
	 */
	foreach ( $shipping_address as $key => $value ) {
		// Skip further checks if the field has a value. From this point on $value is empty.
		if ( ! empty( $value ) ) {
			continue;
		}

		$locale_to_check = isset( $country_locale[ $key ]['required'] ) ? $country_locale : $default_locale;

		// If the locale requires the field return false.
		if ( isset( $locale_to_check[ $key ]['required'] ) && true === wc_string_to_bool( $locale_to_check[ $key ]['required'] ) ) {
			return false;
		}
	}
	return true;
}