Weblabor

<?
class user {
   FUNCTION user() {
      global $logout;
      IF (isset($logout)) {
         $this->logout();
         exit();
      }
   }
   FUNCTION login() {
      global $uLogin, $name, $pass;
      IF ($uLogin) {
         $query="SELECT * FROM users WHERE name='$name' AND pass='$pass'";
         $data=mysql_query($query);
         $details=mysql_fetch_object($data);
         IF ($details==FALSE) { 
            Echo "Hibás felhasználónév || jelszó";
         } else {
            global $loginName;
            $loginName=$name;
            session_register("loginName");
            Echo "belépve ";
         }
      }
      IF (($_SESSION[loginName]) && (!$uLogin)) {
         Echo "már beléptél - <a href='index.php?insider=users&logout=1'>Kilépek</a>";
      }
      IF ((!$uLogin) && (!$_SESSION[loginName])) {
         $this->loginpage();
         exit();
      }
   }
   FUNCTION loginpage() {
      ?>
      <form action="index.php" method="GET">
      Login név: <input type="text" name="name"><br>
      Jelszó: <input type="text" name="pass"><p>
      <input type="hidden" name="insider" value="users">
      <input type="submit" name="uLogin" value="Belép">
      </form>
      <?
   }
   FUNCTION logout() {
      session_unregister("loginName");
      Echo "kilépve";
   }
}
$temp = new user();
$temp->login();

include("csatlakozas.php");
if (trim($gyart))
{ $gyarto = " AND gyarto LIKE '%$gyart%'"; }
else
{ $gyarto = ""; }
if (trim($mode))
{ $modell = " AND modell LIKE '%$mode%'"; }
else
{ $modell = ""; }
if (trim($muke))
{ $mukelv = " AND mukelv LIKE '%$muke%'"; }
else 
{ $mukelv = ""; }
if (trim($heng))
{ $heng_szama = "WHERE heng_szama LIKE '%$heng%'"; }
else
{ $heng_szama = ""; }
$query = "SELECT * FROM auto $gyarto $modell $mukelv $heng_szama";
$parancs = mysql_query($query);
$query2 = "SELECT gyarto FROM auto group by gyarto";     //gyarto
$parancs2 = mysql_query($query2);
$query3 = "SELECT modell FROM auto where gyarto like '%$gyart%' group by modell";     //modell
$parancs3 = mysql_query($query3);
$query4 = "SELECT mukelv FROM auto where (gyarto like '%$gyart%') and (mukelv like '%$muke%') group by mukelv";    //mukelv
$parancs4 = mysql_query($query4);
$query5 = "SELECT heng_szama FROM auto where (gyarto like '%$gyart%') and (mukelv like '%$muke%') and (mukelv like '%$muke%')group by heng_szama";     //hengszama
$parancs5 = mysql_query($query5);
$phpself = $PHP_SELF;
print "<table style='font-size: 80%' border=2>";
print "<form action='$phpself' method='post'>";
print "<tr><td>Gyártó:</td>
<td><select width='200px' align='right' name='tech'>";
print "<option value='%'>Nincs kritérium";
while ( $egy_sor2 = mysql_fetch_row($parancs2) )
{ 
  foreach ($egy_sor2 as $mezo2)
        print "<option>$mezo2";
}
print "</select></td>\n</tr>";
print "<tr><td>Modell:</td>
<td><select width='200px' align='right' name='tech'>";
print "<option value='%'>Nincs kritérium";
while ( $egy_sor3 = mysql_fetch_row($parancs3) )
{ 
  foreach ($egy_sor3 as $mezo3)
        print "<option>$mezo3";
}
print "</select></td>\n</tr>";
print "<tr><td>Működési elv:</td>\n<td>
<select width='200px' align='right' name='hely'>";
print "<option value='%'>Nincs kritérium";
while ( $egy_sor4 = mysql_fetch_row($parancs4) )
{ 
      foreach ($egy_sor4 as $mezo4)
        print "\t<option>$mezo4";
}
print "</select></td></tr>";
print "<tr><td>Hengerek száma</td>\n<td>
<select width='200px' align='right' name='heng'>";
print "<option value='%'>Nincs kritérium";
while ( $egy_sor5 = mysql_fetch_row($parancs5) )
{ 
      foreach ($egy_sor5 as $mezo5)
        print "\t<option>$mezo5";
}
print "</select></td></tr>";
print "<tr><td><input type='submit' value='Mehet!'></td>\n</tr>";
print "</table>";
print "</form>";
print "%$gyart%";
mysql_close($link);