autoship_update_cart_action (function)

(src/cart.php) Updates the Autoship Frequency and Type when cart is updated. It takes as its parameter and returns $cart_updated (boolean) whether the cart was updated or not.

/**
 * Updates the Autoship Frequency and Type when cart is updated.
 *
 * @param bool $cart_updated True if the cart was updated.
 * @return bool The adjusted cart updated flag.
 */
function autoship_update_cart_action( $cart_updated ) {
  // If the cart's empty return.
  if ( WC()->cart->is_empty() || ( 'no' == autoship_cart_schedule_options_enabled() ) )
  return $cart_updated;
  // Go through the cart items and check for Autoship Flags.
  foreach ( WC()->cart->get_cart() as $cart_item_key => $values ) {
    // Check for any updates to the schedule data
		$schedule_data = autoship_get_item_data_schedule_values( $_POST['cart'][ $cart_item_key ] );
		// Add the Schedule Data to the Cart Item Data
		$updated_item_data = autoship_update_cart_item_data( $values, $values['product_id'], $values['variation_id'], $_POST['cart'][ $cart_item_key ]['qty'], $schedule_data );
		// Now Re-process the cart item to refresh checkout price, etc if needed.
		WC()->cart->cart_contents[ $cart_item_key ] = autoship_add_cart_item( $updated_item_data, $cart_item_key );
    $cart_updated = true;
  }
  return $cart_updated;
}