<?php
/* $Id: example.php,v 0.1 2011/03/17 18:52:54 aedavies Exp $ */
/*
* Copyright (c) 2009,2010,2011 Archzilon Eshun-Davies <laudarch@qremiaevolution.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
require_once( 'cCaptcha.php' );
if (isset($_GET['captcha'])) {
$lch = new cCaptcha('font.ttf');
header("Content-Type: image/png"); # must always be done
$lch->showcaptcha(20);
unset( $lch );
}
if (isset($_POST['stat'])) {
foreach ($_POST as $n => $v)
echo "$n => $v<br />";
# Checking if the captcha given by user is correct
# Remember to session_start() or $sess = new cSession;
$ret = cCaptcha::chkcaptchacode($_POST['sec_code']);
if ($ret) {
echo "<font color='green'>Correct Captcha Code :)</font>";
} else {
echo "<font color='red'>Invalid Captcha Code :(</font>";
}
}
?>
<form action="example.php" method="post">
<fieldset>
<legend>Log in</legend>
Username:<br /><input type="text" name="uname" /><br />
Password:<br /><input type="password" name="passwd" /><br />
Enter the characters below(Case Sensitive Text):<br /><input class="text" type='text' name='sec_code' /><br />
<img src="?captcha" name="sec_code" id="sec_code" title="[Captcha Code - Case sensitive]" /><br />
<a href="javascript:;" onclick="document.getElementById('sec_code').src = '?captcha='+Math.random();">Reload Captcha</a>
<input type='hidden' name="stat" value="ready" />
<br /><input type="submit" value="Log in"/>
</fieldset>
</form>
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