CTaskNotifications::checkUserCanViewGroupExtended

static function checkUserCanViewGroupExtended($userId, $groupId)
{
	if(!isset(self::$cache['GROUP_ACCESS_EXT'][$groupId][$userId]) || !self::$cacheData)
	{
		self::$cache['GROUP_ACCESS_EXT'][$groupId][$userId] = CTasksTools::HasUserReadAccessToGroup($userId, $groupId);
	}

	return self::$cache['GROUP_ACCESS_EXT'][$groupId][$userId];
}