/**
* Checks if the users IP address belongs to a certain country.
*
* @since 4.6
* @return bool
*/
protected function get_user_country()
{
// Grab the users IP address
$ip = $this->get_users_ip();
$country = false;
// See if an add-on provides the country for us.
$country = apply_filters('popup-get-country', $country, $ip);
if (empty($country)) {
// Next check the local caching-table.
$country = IncPopupDatabase::get_country($ip);
}
if (empty($country)) {
$service = $this->get_service();
// Finally use the external API to find the country.
$country = $this->country_from_api($ip, $service);
// Locally cache the API result.
if (!empty($country)) {
IncPopupDatabase::add_ip($ip, $country);
}
}
if (empty($country)) {
$country = 'XX';
}
return $country;
}