/**
* 语言切换
*/
public function langAction()
{
$lang = $this->request->getGet('lang');
// 记录 session
QP_Session_Session::set('lang', $lang);
// 跳转到上一个页面
$url = $this->request->getGet('bgurl');
$url == '' && ($url = QP_Sys::url('setup'));
$this->location($url);
}
/**
* 语言切换
*/
public function langAction()
{
$lang = $this->request->getGet('lang');
// 记录 session
QP_Session_Session::set('lang', $lang);
// 如果登录了则记录用户的语言选择
if ($this->userid > 0) {
$userModel = new Model_User();
$userModel->saveSet('lang', $lang);
}
$url = $this->request->getGet('bgurl');
$url == '' && ($url = QP_Sys::url('index'));
$this->location($url);
}
/**
* 用户登出
*
* @return boolean
*/
public function logout()
{
// 写SESSION
QP_Session_Session::set(array('login_userid' => 0, 'login_username' => '', 'login_truename' => '', 'login_priv' => 0, 'lang' => ''));
return true;
}
/**
* 生成图片验证码
*
* @param int $length :验证码长度
* @param int $mode :模型 0:数字 1:小写字母 2:大写字母 3:字母与数字组合
* @param string $type :指定图片类型，一般用默认值.
* @param int $width :图片宽
* @param int $height :图片高
*/
public static function imgVerify($length = 4, $mode = 3, $type = 'png', $width = 48, $height = 22)
{
// 生成随机数保存在 SESSION 中
$randval = QP_Func_Func::randString($length, $mode);
QP_Session_Session::set('QP_Verify_Code', md5(strtolower($randval)));
$width = $length * 9 + 10 > $width ? $length * 9 + 10 : $width;
if ($type != 'gif' && function_exists('imagecreatetruecolor')) {
$im = @imagecreatetruecolor($width, $height);
} else {
$im = @imagecreate($width, $height);
}
$r = array(225, 255, 255, 223);
$g = array(225, 236, 237, 255);
$b = array(225, 236, 166, 125);
$key = mt_rand(0, 3);
//$backColor = imagecolorallocate($im, $r[$key],$g[$key],$b[$key]); //背景色（随机）
$backColor = imagecolorallocate($im, 255, 255, 255);
//背景白色
$borderColor = imagecolorallocate($im, 100, 100, 100);
//边框色
//$pointColor = imagecolorallocate($im,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255)); //点颜色
$pointColor = imagecolorallocate($im, 255, 255, 255);
@imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $backColor);
@imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
$stringColor = imagecolorallocate($im, mt_rand(0, 200), mt_rand(0, 120), mt_rand(0, 120));
// 干扰
for ($i = 0; $i < 10; $i++) {
//$fontcolor=imagecolorallocate($im,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255));
//imagearc($im,mt_rand(-10,$width),mt_rand(-10,$height),mt_rand(30,300),mt_rand(20,200),55,44,$fontcolor);
}
for ($i = 0; $i < 25; $i++) {
$fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
imagesetpixel($im, mt_rand(0, $width), mt_rand(0, $height), $pointColor);
}
@imagestring($im, 5, 5, 3, $randval, $stringColor);
header("Content-type: image/" . $type);
$ImageFun = 'Image' . $type;
$ImageFun($im);
imagedestroy($im);
}
