if (!defined('iBUAA')) {
exit('Access Denied');
}
//配置
$seccodedata = array('width' => 100, 'height' => 40, 'adulterate' => '1', 'angle' => '0', 'shadow' => '1');
//验证码
$seccode = mkseccode();
//设定cookie
ssetcookie('seccode', authcode($seccode, 'ENCODE'));
if (function_exists('imagecreate') && function_exists('imagecolorset') && function_exists('imagecopyresized') && function_exists('imagecolorallocate') && function_exists('imagechar') && function_exists('imagecolorsforindex') && function_exists('imageline') && function_exists('imagecreatefromstring') && (function_exists('imagegif') || function_exists('imagepng') || function_exists('imagejpeg'))) {
$bgcontent = seccode_background();
$im = imagecreatefromstring($bgcontent);
if ($seccodedata['adulterate']) {
seccode_adulterate();
}
seccode_giffont();
if (function_exists('imagepng')) {
header('Content-type: image/png');
imagepng($im);
} else {
header('Content-type: image/jpeg');
imagejpeg($im, '', 100);
}
imagedestroy($im);
} else {
$numbers = array('B' => array('00', 'fc', '66', '66', '66', '7c', '66', '66', 'fc', '00'), 'C' => array('00', '38', '64', 'c0', 'c0', 'c0', 'c4', '64', '3c', '00'), 'E' => array('00', 'fe', '62', '62', '68', '78', '6a', '62', 'fe', '00'), 'F' => array('00', 'f8', '60', '60', '68', '78', '6a', '62', 'fe', '00'), 'G' => array('00', '78', 'cc', 'cc', 'de', 'c0', 'c4', 'c4', '7c', '00'), 'H' => array('00', 'e7', '66', '66', '66', '7e', '66', '66', 'e7', '00'), 'J' => array('00', 'f8', 'cc', 'cc', 'cc', '0c', '0c', '0c', '7f', '00'), 'K' => array('00', 'f3', '66', '66', '7c', '78', '6c', '66', 'f7', '00'), 'M' => array('00', 'f7', '63', '6b', '6b', '77', '77', '77', 'e3', '00'), 'P' => array('00', 'f8', '60', '60', '7c', '66', '66', '66', 'fc', '00'), 'Q' => array('00', '78', 'cc', 'cc', 'cc', 'cc', 'cc', 'cc', '78', '00'), 'R' => array('00', 'f3', '66', '6c', '7c', '66', '66', '66', 'fc', '00'), 'T' => array('00', '78', '30', '30', '30', '30', 'b4', 'b4', 'fc', '00'), 'V' => array('00', '1c', '1c', '36', '36', '36', '63', '63', 'f7', '00'), 'W' => array('00', '36', '36', '36', '77', '7f', '6b', '63', 'f7', '00'), 'X' => array('00', 'f7', '66', '3c', '18', '18', '3c', '66', 'ef', '00'), 'Y' => array('00', '7e', '18', '18', '18', '3c', '24', '66', 'ef', '00'), '2' => array('fc', 'c0', '60', '30', '18', '0c', 'cc', 'cc', '78', '00'), '3' => array('78', '8c', '0c', '0c', '38', '0c', '0c', '8c', '78', '00'), '4' => array('00', '3e', '0c', 'fe', '4c', '6c', '2c', '3c', '1c', '1c'), '6' => array('78', 'cc', 'cc', 'cc', 'ec', 'd8', 'c0', '60', '3c', '00'), '7' => array('30', '30', '38', '18', '18', '18', '1c', '8c', 'fc', '00'), '8' => array('78', 'cc', 'cc', 'cc', '78', 'cc', 'cc', 'cc', '78', '00'), '9' => array('f0', '18', '0c', '6c', 'dc', 'cc', 'cc', 'cc', '78', '00'));
foreach ($numbers as $i => $number) {
for ($j = 0; $j < 6; $j++) {
$a1 = substr('012', mt_rand(0, 2), 1) . substr('012345', mt_rand(0, 5), 1);
$a2 = substr('012345', mt_rand(0, 5), 1) . substr('0123', mt_rand(0, 3), 1);
mt_rand(0, 1) == 1 ? array_push($numbers[$i], $a1) : array_unshift($numbers[$i], $a1);
seccode_adulteratefont();
$d[$i] = mt_rand(5, 15);
}
ob_start();
imagegif($im);
imagedestroy($im);
$frame[$i] = ob_get_contents();
ob_end_clean();
}
$anim = new GifMerge($frame, 255, 255, 255, 0, $d, $x, $y, 'C_MEMORY');
dheader('Content-type: image/gif');
echo $anim->getAnimation();
} else {
$im = imagecreatefromstring($bgcontent);
$seccodedata['adulterate'] && seccode_adulterate();
$seccodedata['ttf'] && function_exists('imagettftext') || $seccodedata['type'] == 1 ? seccode_ttffont() : seccode_giffont();
if (function_exists('imagepng')) {
dheader('Content-type: image/png');
imagepng($im);
} else {
dheader('Content-type: image/jpeg');
imagejpeg($im, '', 100);
}
imagedestroy($im);
}
} elseif ($seccodedata['type'] == 2 && extension_loaded('ming')) {
$spacing = 5;
$codewidth = ($seccodedata['width'] - $spacing * 5) / 4;
$strforswdaction = '';
for ($i = 0; $i <= 3; $i++) {
$strforswdaction .= seccode_swfcode($codewidth, $spacing, $seccode[$i], $i + 1);
