WooCommerce - Automatic transliteration of Shipping/Billing from Cyrillic to Latin symbols

functions.php

function cyr2lat($text){
    $cyr = [
            'а','б','в','г','д','е','ё','ж','з','и','й','к','л','м','н','о','п',
            'р','с','т','у','ф','х','ц','ч','ш','щ','ъ','ы','ь','э','ю','я',
            'А','Б','В','Г','Д','Е','Ё','Ж','З','И','Й','К','Л','М','Н','О','П',
            'Р','С','Т','У','Ф','Х','Ц','Ч','Ш','Щ','Ъ','Ы','Ь','Э','Ю','Я'
    ];
    $lat = [
            'a','b','v','g','d','e','yo','zh','z','i','i','k','l','m','n','o','p',
            'r','s','t','u','f','h','ts','ch','sh','shсh','\'','y','\'','e','yu','ya',
            'A','B','V','G','D','E','Yo','Zh','Z','I','Y','K','L','M','N','O','P',
            'R','S','T','U','F','H','Ts','Ch','Sh','Shсh','\'','Y','\'','E','Yu','Ya'
    ];
    return str_replace($cyr, $lat, $text);
}
add_action( 'woocommerce_new_order', 'action_fix_shipping_address' );
function action_fix_shipping_address( $order_id ){
    $order = wc_get_order( $order_id );
    $order->set_billing_first_name( cyr2lat($order->get_billing_first_name())  );
    $order->set_billing_last_name( cyr2lat($order->get_billing_last_name())  );
    $order->set_billing_company( cyr2lat($order->get_billing_company())  );
    $order->set_billing_address_1( cyr2lat($order->get_billing_address_1())  );
    $order->set_billing_address_2( cyr2lat($order->get_billing_address_2())  );
    $order->set_billing_city( cyr2lat($order->get_billing_city())  );
    $order->set_billing_state( cyr2lat($order->get_billing_state())  );
    $order->set_shipping_first_name( cyr2lat($order->get_shipping_first_name())  );
    $order->set_shipping_last_name( cyr2lat($order->get_shipping_last_name())  );
    $order->set_shipping_company( cyr2lat($order->get_shipping_company())  );
    $order->set_shipping_address_1( cyr2lat($order->get_shipping_address_1())  );
    $order->set_shipping_address_2( cyr2lat($order->get_shipping_address_2())  );
    $order->set_shipping_city( cyr2lat($order->get_shipping_city())  );
    $order->set_shipping_state( cyr2lat($order->get_shipping_state())  );
    $order->save();
}