Bitrix24Manager::hasDemoLicense

static function hasDemoLicense()
{
	if(self::$hasDemoLicense !== null)
	{
		return self::$hasDemoLicense;
	}

	if (
		!(ModuleManager::isModuleInstalled('bitrix24')
		&& Loader::includeModule('bitrix24'))
		&& method_exists('CBitrix24', 'IsDemoLicense')
	)
	{
		return (self::$hasDemoLicense = false);
	}

	return (self::$hasDemoLicense = CBitrix24::IsDemoLicense());
}