public static function getDefaultCurrencyCode()
{
if (!self::$defaultCurrencyCode) {
$sql = "SELECT value FROM " . self::getTableName('core_config_data') . " WHERE path = 'currency/options/default'";
if (self::useMySqli()) {
//mysqli
$result = mysqli_query(self::$mysqlidatabase, $sql);
if (count($result)) {
while ($row = mysqli_fetch_array($result)) {
self::$defaultCurrencyCode = $row[0];
}
}
} else {
//PDO
if (count($result)) {
foreach (self::$pdodatabase->query($sql) as $row) {
while ($row = mysqli_fetch_array($result)) {
self::$defaultCurrencyCode = $row[0];
}
}
}
}
}
return self::$defaultCurrencyCode;
}