function vc()
{
$session_storage = getSessionStorageType();
bpBase::loadSysClass($session_storage);
$captcha = bpBase::loadSysClass('checkCode');
//width
if (isset($_GET['width']) && intval($_GET['width'])) {
$captcha->width = intval($_GET['width']);
}
if ($captcha->width <= 0) {
$captcha->width = 70;
}
//height
if (isset($_GET['height']) && intval($_GET['height'])) {
$captcha->height = intval($_GET['height']);
}
if ($captcha->height <= 0) {
$captcha->height = 25;
}
//codeNum
if (isset($_GET['codeNum']) && intval($_GET['codeNum'])) {
$captcha->code_len = intval($_GET['codeNum']);
}
if ($captcha->codeNum > 8 || $captcha->codeNum < 2) {
$captcha->codeNum = 4;
}
//backGround
if (isset($_GET['backGround']) && trim(urldecode($_GET['backGround'])) && preg_match('/(^[a-z0-9]{6}$)/im', trim(urldecode($_GET['backGround'])))) {
$captcha->backGround = '#' . trim(urldecode($_GET['backGround']));
}
//fontColor
if (isset($_GET['fontColor']) && trim(urldecode($_GET['fontColor'])) && preg_match('/(^[a-z0-9]{6}$)/im', trim(urldecode($_GET['fontColor'])))) {
$captcha->fontColor = '#' . trim(urldecode($_GET['fontColor']));
}
$captcha->showImg();
$_SESSION['validCode'] = $captcha->getCaptcha();
}
<?php
$session_storage = getSessionStorageType();
bpBase::loadSysClass($session_storage);
bpBase::loadSysFunc('front');
class front
{
public $uid;
public $username;
public $email;
public $realname;
public $mp;
public $qq;
public $credits;
public $isAdmin;
public static $user;
//
public static $smarty;
public function __construct()
{
//smarty
if (front::$smarty == '') {
//smarty
ini_set('include_path', ABS_PATH . 'library' . DIRECTORY_SEPARATOR . 'smarty' . PATH_SEPARATOR . ini_get('include_path'));
require_once 'Smarty.class.php';
//
$smartyInstance = new smarty();
if (!isset($_GET['preview']) || !intval($_GET['preview'])) {
$smartyInstance->template_dir = ABS_PATH . 'smarty' . DIRECTORY_SEPARATOR . 'templates' . DIRECTORY_SEPARATOR;
} else {
$smartyInstance->template_dir = ABS_PATH . 'templates' . DIRECTORY_SEPARATOR;
