How to customize login process in woocommerce and wordpress ?

Customize login process in woocommerce and wordpress.

$customfield = $_POST['phone_number'];


$UsermetaData = get_users('meta_value='.$customfield); //print_r($UsermetaData); foreach($UsermetaData as $userdata){ $user = $userdata->ID; }

if (!is_wp_error($user))
{
    wp_clear_auth_cookie();
    wp_set_current_user($user);
    wp_set_auth_cookie($user);
    $redirect_to = user_admin_url();
    wp_safe_redirect( user_admin_url() );
    exit();
}
return $user;