CCalendar::GetUserAvatarSrc

static function GetUserAvatarSrc($user = [], $params = [])
{
	if (!is_array($user) && (int)$user > 0)
	{
		$user = self::GetUser($user);
	}

	$avatar_src = self::GetUserAvatar($user, $params);
	if ($avatar_src === false)
	{
		$avatar_src = (isset($params['fillAvatar']) && $params['fillAvatar'] === false ? '' : '/bitrix/images/1.gif');
	}

	return $avatar_src;
}