ThemePicker::canSetDefaultTheme

static function canSetDefaultTheme(): bool
{
	if (!static::isAdmin())
	{
		return false;
	}

	if (!Loader::includeModule("bitrix24"))
	{
		return true;
	}

	$licenseType = CBitrix24::getLicenseType();
	if ((CBitrix24::isLicensePaid() && $licenseType !== 'basic') || CBitrix24::IsNfrLicense())
	{
		return true;
	}

	return (
		CBitrix24::isDemoLicense()
		&& in_array(CBitrix24::getLicenseType(CBitrix24::LICENSE_TYPE_PREVIOUS), CBitrix24::PAID_EDITIONS, true)
		&& $licenseType !== 'basic'
	);
}