Re: Captca code mccodeV2
macro 1
<?php
include "globals.php";
if(!$set['validate_on'] || $ir['verified'])
{
die("WTF are you doing on this page? Go home losr.");
}
$ref=$_GET['refer'];
unset($_SESSION['captcha']);
$chars="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!?\\/%^";
$len=strlen($chars);
$_SESSION['captcha']="";
for($i=0;$i<6;$i++)
$_SESSION['captcha'].=$chars[rand(0, $len - 1)];
print "<h3>Validation</h3><hr />
Enter the text you see in the image into the box below.<form action='macro2.php' method='post'>";
if($_GET['code'])
{
print "<font color='red'>[b]Invalid code or blank[/b]</font>
";
}
print "
[img=captcha_verify.php]
Text: <input type='text' name='captcha' />
<input type='hidden' name='refer' value='{$_GET['refer']}' />
<input type='submit' value='Verify' /></form>";
$h->endpage();
?>
and the captcha verify
<?php
function parse_bgcolor()
{
if(strlen($_GET['bgcolor']) == 6)
{
$p1=$_GET['bgcolor'][0].$_GET['bgcolor'][1];
$p2=$_GET['bgcolor'][2].$_GET['bgcolor'][3];
$p3=$_GET['bgcolor'][4].$_GET['bgcolor'][5];
}
else
{
$p1=$_GET['bgcolor'][0].$_GET['bgcolor'][0];
$p2=$_GET['bgcolor'][1].$_GET['bgcolor'][1];
$p3=$_GET['bgcolor'][2].$_GET['bgcolor'][2];
}
return array(hexdec($p1),hexdec($p2),hexdec($p3));
}
session_start();
$bgcolor=($_GET['bgcolor']) ? parse_bgcolor() : array(255,255,255);
$text=array(255-$bgcolor[0],255-$bgcolor[1],255-$bgcolor[2]);
$distort=rand(80,120)/100;
$distort2=rand(80,120)/100;
$f_x=round(75*$distort);
$f_y=round(25*$distort);
$s_x=round(175*$distort2);
$s_y=round(70*$distort2);
$first=imagecreatetruecolor($f_x, $f_y);
$second=imagecreatetruecolor($s_x, $s_y);
$white=imagecolorallocate($first, $bgcolor[0], $bgcolor[1], $bgcolor[2]);
$black=imagecolorallocate($first, 0, 0, 0);
$red=imagecolorallocate($first, 255, 0, 0);
$green=imagecolorallocate($first, 0, 128, 0);
$blue=imagecolorallocate($first, 0, 0, 255);
imagefill($first, 0, 0, $white);
$color[0]=$red;
$color[1]=$green;
$color[2]=$blue;
for($i=0; $i<=2; $i++)
{
$points = array(
0 => array(10, $f_x - 10),
1 => array(5, $f_y - 5),
2 => array(10, $f_x - 10),
3 => array(5, $f_y - 5),
4 => array(10, $f_x - 10),
5 => array(5, $f_y - 5),
6 => array(10, $f_x - 10),
7 => array(5, $f_y - 5),
8 => array(10, $f_x - 10),
9 => array(5, $f_y - 5),
);
imagefilledpolygon($first, $points, 5, $red);
}
imagestring($first, 4, rand(0, $f_x/3), rand(0,$f_y/2.5), $_SESSION['captcha'], $black);
imagecopyresized($second, $first, 0, 0, 0, 0, $s_x, $s_y, $f_x, $f_y);
imagedestroy($first);
$red=imagecolorallocate($second, 255, 0, 0);
$green=imagecolorallocate($second, 0, 128, 0);
$blue=imagecolorallocate($second, 0, 0, 255);
$RandomPixels=ceil($s_x*$s_y/100);
for($i=0;$i<$RandomPixels;$i++)
{
$locx=rand(0,$s_x-1);
$locy=rand(0,$s_y-1);
imagesetpixel($second, $locx, $locy, $red);
}
for($i=0;$i<$RandomPixels;$i++)
{
$locx=rand(0,$s_x-1);
$locy=rand(0,$s_y-1);
imagesetpixel($second, $locx, $locy, $green);
}
for($i=0;$i<$RandomPixels;$i++)
{
$locx=rand(0,$s_x-1);
$locy=rand(0,$s_y-1);
imagesetpixel($second, $locx, $locy, $blue);
}
$randcolor=imagecolorallocate($second, rand(100,255), rand(100,255), rand(100,255));
for($i=0; $i<5; $i++)
{
imageline($second, rand(0, $s_x), rand(0, $s_y), rand(0, $s_x), rand(0, $s_y), $randcolor);
$randcolor=imagecolorallocate($second, rand(100,255), rand(100,255), rand(100,255));
}
@header("Content-Type: image/png");
$finished=imagerotate($second, rand(0,15)-7.5, $bgcolor[2]*65536+$bgcolor[1]*256+$bgcolor[0]);
imagedestroy($second);
imagepng($finished);
imagedestroy($finished);
?>[/scode]
