Piwik\Plugins\UserCountry\UserCountry::getCountriesForContinent PHP Метод

    public static function getCountriesForContinent($continent)
    {
        /** @var RegionDataProvider $regionDataProvider */
        $regionDataProvider = StaticContainer::get('Piwik\\Intl\\Data\\Provider\\RegionDataProvider');
        $result = array();
        $continent = strtolower($continent);
        foreach ($regionDataProvider->getCountryList() as $countryCode => $continentCode) {
            if ($continent == $continentCode) {
                $result[] = $countryCode;
            }
        }
        return array('SQL' => "'" . implode("', '", $result) . "', ?", 'bind' => '-');
        // HACK: SegmentExpression requires a $bind, even if there's nothing to bind
    }