CPullChannel::CheckExpireAgent

static function CheckExpireAgent()
{
	global $DB;
	$sqlDateFunction = null;

	if ($DB->type == "MYSQL")
		$sqlDateFunction = "DATE_SUB(NOW(), INTERVAL 13 HOUR)";
	elseif ($DB->type == "MSSQL")
		$sqlDateFunction = "dateadd(HOUR, -13, getdate())";
	elseif ($DB->type == "ORACLE")
		$sqlDateFunction = "SYSDATE-1/13";

	if (!is_null($sqlDateFunction))
	{
		$strSql = "
				SELECT USER_ID, CHANNEL_ID, CHANNEL_TYPE
				FROM b_pull_channel
				WHERE DATE_CREATE < ".$sqlDateFunction;
		$dbRes = $DB->Query($strSql, false, "File: ".__FILE__."
Line: ".__LINE__);
		while ($arRes = $dbRes->Fetch())
		{
			self::DeleteByUser($arRes['USER_ID'], $arRes['CHANNEL_ID'], $arRes['CHANNEL_TYPE']);
		}
	}

	return "CPullChannel::CheckExpireAgent();";
}