<?php
/**
* Validates the shipping info in the cart.
*/
class WC_Connect_Cart_Validation {
/**
* Needed to keep track of the current package being proccessed.
*
* @var array
*/
private $current_package;
/**
* Register actions when required instead of using constructor.
*/
public function register_actions() {
add_action( 'woocommerce_store_api_cart_errors', [ $this, 'add_api_cart_errors' ], 10, 2 );
}
/**
* Register filters when required instead of using constructor.
*/
public function register_filters() {
add_filter( 'woocommerce_cart_no_shipping_available_html', [ $this, 'error_no_shipping_available_html' ] );
add_filter( 'woocommerce_shipping_package_name', [ $this, 'set_current_package' ], 10, 3 );
}
/**
* We use this filter to store the current package array because it's not passed to the woocommerce_cart_no_shipping_available_html filter.
*
* @param string $package_name Package Name.
* @param int $i Index.
* @param array $package Current package we need to store.
*
* @return mixed
*/
public function set_current_package( $package_name, $i, $package ) {
$this->current_package = $package;
return $package_name;
}
/**
* More friendly error message when WCS has an error.
*
* @param string $error_html Generic error message from WC.
* @return string
*/
public function error_no_shipping_available_html( $error_html ) {
foreach ( WC()->shipping()->load_shipping_methods( $this->current_package ) as $shipping_method ) {
if ( $shipping_method instanceof WC_Connect_Shipping_Method ) {
// We have to always force validation to run because WC_Shipping could cache package rates.
$shipping_method->is_valid_package_destination( $this->current_package );
$errors = $shipping_method->get_package_validation_errors();
if ( $errors->has_errors() ) {
return $errors->get_error_message();
}
}
}
return $error_html;
}
/**
* Check the error on the first load at Cart and Checkout page that has cart block or checkout block.
*
* @param \WP_Error $cart_errors List of errors in the cart.
* @param \WC_Cart $cart Cart object.
*/
public function add_api_cart_errors( $cart_errors, $cart ) {
if ( WC_Connect_Functions::is_store_api_call() ) {
return;
}
$all_notices = wc_get_notices();
$notices = array();
foreach ( $all_notices as $type => $type_notices ) {
if ( is_array( $type_notices ) && 'error' === $type ) {
$notices = array_merge( $notices, $type_notices );
}
}
$added_notices = array();
if ( ! empty( $notices ) ) {
$i = 1;
foreach ( $notices as $notice ) {
if ( ! in_array( $notice['notice'], $added_notices ) ) {
$added_notices[] = $notice['notice'];
$cart_errors->add( 'notice_' . $i, $notice['notice'] );
$i++;
}
}
}
}
}