login.php
- Code: Alles auswählen
<?php
session_start();
include_once('sessionhelpers.inc.php');
if ( isset($_POST['login']) ) {
$userid = check_user($_POST['username'], $_POST['user_password']);
if ( $userid ) {
login($userid);
} else {
echo '<p>Ihre Anmeldedaten waren nicht korrekt!</p>';
}
}
if ( !logged_in() ) {
echo <<<END
<form method="post" action="login.php">
<label>Benutzername:</label> <input name="username" type="text"><br />
<label>Passwort:</label> <input name="user_password" type="password" id="user_password"><br />
<input name="login" type="submit" id="login" value="Einloggen">
</form>
END;
} else {
echo 'Du hast ';
$sql = 'SELECT user_id FROM phpbb_users WHERE user_session_time = \'' . session_id() . '\'';
}
?>
logout.php
- Code: Alles auswählen
<?php
session_start();
include_once('sessionhelpers.inc.php');
echo '<p>Sie sind ';
if ( !logged_in() ) {
echo 'nicht ';
}
echo 'eingeloggt.</p>';
logout();
echo '<p>Sie sind ';
if ( !logged_in() ) {
echo 'nicht ';
}
echo 'eingeloggt.</p>';
echo '<p><a href="login.php">Einloggen</a></p>';
?>
sessionhelpers.inc.php
- Code: Alles auswählen
<?php
/**
* @return void
*/
function connect () {
$con = mysql_connect('localhost', '**********', '******') or exit(mysql_error());
mysql_select_db('habbo-fans', $con) or exit(mysql_error());
}
/**
* @param string $name
* @param string $pass
* @return boolean
*/
function check_user ( $name, $pass ) {
// magic quotes anpassen
if ( get_magic_quotes_gpc() ) {
$name = stripslashes($name);
$pass = stripslashes($pass);
}
// escapen von \x00, \n, \r, \, ', " und \x1a
$name = mysql_real_escape_string($name);
// escapen von % und _
$name = str_replace('%', '\%', $name);
$name = str_replace('_', '\_', $name);
$sql = 'SELECT user_id FROM phpbb_users WHERE username = \'' . $name . '\' AND user_password=\'' . md5($pass) . '\'';
if ( !$result = mysql_query($sql) ) {
exit(mysql_error());
}
if ( mysql_num_rows($result) == 1 ) {
$user = mysql_fetch_assoc($result);
return ( $user['user_id'] );
} else {
return ( false );
}
}
/**
* @param int $userid
* @return void
*/
function login ( $userid ) {
$sql = 'UPDATE phpbb_users SET user_session_time = \'' . session_id() . '\' WHERE user_id = ' . ((int)$userid);
if ( !mysql_query($sql) ) {
exit(mysql_error());
}
}
/**
* @return boolean
*/
function logged_in () {
$sql = 'SELECT user_id FROM phpbb_users WHERE user_session_time = \'' . session_id() . '\'';
if ( !$result = mysql_query($sql) ) {
exit(mysql_error());
}
return (mysql_num_rows($result) == 1);
}
/**
* @return void
*/
function logout () {
$sql = 'UPDATE phpbb_users SET user_session_time = NULL WHERE user_session_time = \'' . session_id() . '\'';
if ( mysql_query($sql) ) {
exit(mysql_error());
}
}
connect();
?>
soll-geschuetzt-werden.php
- Code: Alles auswählen
<?php
session_start();
include_once('sessionhelpers.inc.php');
echo 'Sie sind ';
if ( !logged_in() ) {
echo 'nicht ';
}
echo 'eingeloggt.<p />';
if ( !logged_in() ) {
echo '<p><a href="login.php">Anmelden</a></p>';
}
if ( logged_in() ) {
echo '<p>Geschützter Bereich</p>';
echo '<p><a href="logout.php">Ausloggen</a></p>';
}
?>
Ich hoffe jemand kann mir helfen! Das einloggen im Forum funktioniert trotzdem