Someone

	function parseLogFile($logdata, $sortby, $start_date, $end_date)	{		$logdata = explode("\n", $logdata);				$index = array();		$data = array();				foreach($logdata AS $line)		{			$date = $this->mkTimestamp(substr($line, 0, 17));			$entry = substr($line, 18, strlen($line)-18);						if((substr($entry, 0, 5) == "LOGON" || substr($entry, 0, 7) == "MSG_DSC") && ($date > $start_date && $date < $end_date))			{				$index[] = $date;				$entry_data = explode(", ", $entry);				foreach($entry_data AS $key=>$val) $entry_data[$key] = trim($val);				if(substr($entry_data[0], 0, 5) == "LOGON")					$entry_data[0] = "Connect";				else 					$entry_data[0] = "Disconnect";				$entry_data[1] = substr($entry_data[1], 4, strlen($entry_data[1])-3);				$data_array = array('Type' => $entry_data[0], 'IP' => $entry_data[1], 'Username' => $entry_data[2], 'Timestamp' => $date);								switch($sortby)				{					case "Timestamp":						$data[$date] = $data_array;						sort($data, SORT_NUMERIC);						break;											case "IP Address":						$data[$data_array['IP']] = $data_array;						sort($data, SORT_STRING);						break;										case "Username":						$data[$data_array['Username']] = $data_array;						sort($data, SORT_STRING);						break;				}							}		}	}