Übung 7b2

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 
<html>
<head>
<title>PHP-Kurs - Chatroom</title>
</head>
<body>
 
<?php 
include("sauber.inc");
$nick = sauber($_REQUEST['nick']);
if($nick) {
  echo "Hallo $nick, gib was ein:";
} else {
  die("Ohne Nickname kein Chat!");
}
?>
 
<form method="post" action="<?php echo $_SERVER["PHP_SELF"]; ?>">
<input type="text" size="100" maxlength="100" name="chat"><br>
<input type="hidden" name="nick" value="<?php echo $nick; ?>">
<input type="submit" name="senden" value="senden">
</form>
 
<?php 
if (isset($_POST['senden'])) {
  $tmp = preg_replace('/#/', '', $_POST['chat']);
  $tmp = sauber($tmp);
  if($tmp) {
    $ausgabe = $nick . '#' . $tmp . "\n";
    $fh = fopen("/home/www/tuhhtest/intranet/chat.inc", "a");
    fwrite($fh, $ausgabe);
    fclose($fh);
  } else {
    echo "Nichts sinnvolles eingegeben, nochmal";
  }
}
?>
 
<iframe src="ausgabe.php" width="95%" height="320" name="ausgabe">
</body>
</html>
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Übung 7b2

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