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uamua

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Nov 24th, 2014
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  1. <?php
  2.  
  3. session_start();
  4. mysql_connect("localhost", "root", "");
  5. mysql_select_db("szf14");
  6.  
  7. if(isset($_POST["belep"]))
  8. {
  9. $q = mysql_query("SELECT * FROM felhasznalok WHERE nev = '{$_POST["nev"]}' AND jelszo = SHA1('{$_POST["jelszo"]}')");
  10. if (mysql_num_rows($q) == 1)
  11. {
  12. $_SESSION["belepett"] = true;
  13. }
  14. else
  15. {
  16. echo "<p style=\"color:red\">Rossz nev vagy jelszo</p>";
  17. }
  18. }
  19.  
  20. if (isset($_GET["kilep"]))
  21. {
  22. unset($_SESSION["belepett"]);
  23. header("Location: " . $_SERVER["PHP_SELF"]);
  24. exit;
  25. }
  26.  
  27. $q = mysql_query("SELECT * FROM vendegkonyv ORDER BY datum DESC");
  28.  
  29. while ($s = mysql_fetch_assoc($q))
  30. {
  31. echo "{$s["nev"]} - {$s["datum"]}<br />";
  32. echo "{$s["szoveg"]}<br /><br />";
  33. }
  34.  
  35. if(isset($_SESSION["belepett"]) && $_SESSION["belepett"])
  36. {
  37. //belépett, hozzászólási űrlap
  38. ?>
  39. <a href="?kilep">Kilepes</a>
  40. <?php
  41. }
  42. else
  43. {
  44. //nincs belépve, belépési űrlap
  45. ?>
  46. <form action="" method="post">
  47. Nev: <input type="text" name="nev" /><br />
  48. Jelszo: <input type="password" name="jelszo" /><br />
  49. <input type="submit" name="belep" value="Belepes" />
  50. </form>
  51. <?php
  52. }
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