<?php
/*********************************************************************
*
* tokengrid, a strong authentication token grid PHP class
*
* Demo file, require tokengrid.class.php
*
*********************************************************************/
require_once('tokengrid.class.php');
?>
<html>
<head>
<title>
Strong Authentication Token Grid demo
</title>
<style>
table,th,td {
border: 1px solid #000000;
border-collapse: collapse;
font-family: Verdana;
padding: 5px;
text-align: center;
}
</style>
</head>
<body>
<form method="post" action="<?php echo $_SERVER['PHP_SELF']; ?>">
<?php
$x_grid_size = 10;
$y_grid_size = 10;
$token_length = 4;
$grid_id = 'demo-grid-2008';
$grid_salt = 'tokengridDEMO';
$token_grid = new TokenGrid($x_grid_size, $y_grid_size, $token_length, $grid_salt);
if ((isset($_POST['token'])) && (isset($_POST['position'])))
{
$token = $_POST['token'];
$position = $_POST['position'];
if ($token_grid->IsTokenValid($position, $grid_id, $token))
{
echo "Yes, the last token at position ".$position." was correct (".$token.")";
echo "<br /><br />";
}
else
{
echo "NO, the last token at position ".$position." was incorrect (".$token.")";
echo "<br /><br />";
}
}
echo "<h3>Here is your personal token grid (normally printed on a separate credit card sized paper)</h3>";
echo "<br />";
echo $token_grid->GetXhtmlGrid($grid_id);
echo "TokenGrid ID: ".$grid_id;
echo "<br /><br />";
$random_position = $token_grid->GetRandomGridPosition($grid_id);
echo "Check your TokenGrid at this position: <b>";
echo $random_position;
echo "</b>";
echo " <input type=\"text\" size=\"10\" value=\"\" name=\"token\" id=\"token\" />";
echo " <input type=\"hidden\" value=\"".$random_position."\" name=\"position\" id=\"position\" />";
echo " <input type=\"submit\" value=\"Submit\" name=\"submit\" id=\"submit\" />";
?>
</form>
</body>
<html>
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