$servidor = "localhost"; $bancoDados = "caltechi"; $senhaBD = "131326"; $usuarioBD = "caltechi"; $conexao = mysql_connect($servidor, $usuarioBD, $senhaBD); mysql_select_db($bancoDados); $ip = getenv("REMOTE_ADDR"); $past = time()-1800; mysql_query("DELETE FROM session WHERE time < $past", $conexao); $result = mysql_query("SELECT time FROM session WHERE host_addr='$ip'", $conexao); $ctime = time(); if ($row = mysql_fetch_array($result, $conexao)) { mysql_query("UPDATE session SET time='$ctime', host_addr='$ip' WHERE host_addr='$ip'", $conexao); } else { mysql_query("INSERT INTO session (time, host_addr) VALUES ('$ctime', '$ip')", $conexao); } include("regPagVisitadas.php"); echo "
"; ?>