MailServiceInstaller::checkInstallComplete

static function checkInstallComplete($siteId)
{
	$version = (int)Option::get(self::MODULE_NAME, self::OPTION_NAME, 0, $siteId);

	if ($version === self::SERVICES_VERSION)
	{
		return;
	}
	Option::set(self::MODULE_NAME, self::OPTION_NAME, self::SERVICES_VERSION, $siteId);

	self::installServices($siteId);
}