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- <?php
- session_start();
- mysql_connect("localhost", "root", "");
- mysql_select_db("szf14");
- if(isset($_POST["belep"]))
- {
- $q = mysql_query("SELECT * FROM felhasznalok WHERE nev = '{$_POST["nev"]}' AND jelszo = SHA1('{$_POST["jelszo"]}')");
- if (mysql_num_rows($q) == 1)
- {
- $_SESSION["belepett"] = true;
- }
- else
- {
- echo "<p style=\"color:red\">Rossz nev vagy jelszo</p>";
- }
- }
- if (isset($_GET["kilep"]))
- {
- unset($_SESSION["belepett"]);
- header("Location: " . $_SERVER["PHP_SELF"]);
- exit;
- }
- $q = mysql_query("SELECT * FROM vendegkonyv ORDER BY datum DESC");
- while ($s = mysql_fetch_assoc($q))
- {
- echo "{$s["nev"]} - {$s["datum"]}<br />";
- echo "{$s["szoveg"]}<br /><br />";
- }
- if(isset($_SESSION["belepett"]) && $_SESSION["belepett"])
- {
- //belépett, hozzászólási űrlap
- ?>
- <a href="?kilep">Kilepes</a>
- <?php
- }
- else
- {
- //nincs belépve, belépési űrlap
- ?>
- <form action="" method="post">
- Nev: <input type="text" name="nev" /><br />
- Jelszo: <input type="password" name="jelszo" /><br />
- <input type="submit" name="belep" value="Belepes" />
- </form>
- <?php
- }
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