public function setPaymentsEnabled()
{
$existing = DB::table('options')->where('option_key', 'payment_gw_shop/payments/gateways/paypal')->where('option_group', 'payments')->first();
if ($existing != false) {
$option = Option::find($existing->id);
} else {
$option = new Option();
}
$option->option_key = 'payment_gw_shop/payments/gateways/paypal';
$option->option_group = 'payments';
$option->option_value = 1;
$option->save();
$existing = DB::table('options')->where('option_key', 'currency')->where('option_group', 'payments')->first();
if ($existing != false) {
$option = Option::find($existing->id);
} else {
$option = new Option();
}
$option->option_key = 'currency';
$option->option_group = 'payments';
$option->option_value = 'USD';
$option->save();
}