public static function output($type=0, $length=4, $sessionName = 'VerificationCode'){
self::$length = $length ? $length : 1;
self::$sessionName = $sessionName;
self::$type = $type ? $type : mt_rand() % 4 +1;
if (self::$type == 4) {
self::$fontSize[0] =16;
self::$fontSize[1] =18;
self::$fontFace = self::$fontChinese[mt_rand() % count(self::$fontChinese)];
}
else{
self::$fontSize[0] =20;
self::$fontSize[1] =24;
self::$fontFace = self::$font[mt_rand() % count(self::$font)];
}
self::$width = (int)(24 * self::$length+tan(deg2rad(30))*24);
//self::$width = 110;
self::$height = 40;
if (strlen(self::$code)==0)
self::createCode(); //生成码值
self::$image=imagecreatetruecolor(self::$width,self::$height);
//两种生成模式的图片
if (self::$type == 4) {
self::createImage1();
}
else{
if (mt_rand()%2) {
self::createImage1();
}
else
self::createImage2();
}
//加入干扰象素;
for($i=0; $i<self::$width; $i++){
$randcolor = ImageColorallocate(self::$image,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255));
imagesetpixel(self::$image, mt_rand()%self::$width , mt_rand()%self::$height , $randcolor);
}
header("Content-type: image/png");
imagepng(self::$image);
imagedestroy(self::$image);
/*echo self::$type;
echo ' - ';
echo self::$code;*/
}
/**
* validate code
* @author Kydz 2015-06-14
* @param string $code the vode to be alidate
* @return bool
*/
public function authVCode($code)
{
$now = new DateTime();
$now = $now->format('Y-m-d H:i:s');
$vCode = VerificationCode::where('v_code', '=', $code)->where('verifiable_id', '=', $this->_mobile)->where('verifiable_type', '=', 'Phone')->where('v_reuse', '=', 0)->where('expire_at', '>', $now)->whereNull('verify_at')->first();
if (!isset($vCode->v_id)) {
throw new Exception("验证码无效", 1);
} else {
$vCode->verify_at = $now;
$vCode->save();
return true;
}
}
public function code()
{
$code = new VerificationCode();
$code->show();
$_SESSION['code'] = $code->code;
}
}
for ($i = 0; $i < 100; $i++) {
$color = imagecolorallocate($this->img, mt_rand(200, 255), mt_rand(200, 255), mt_rand(200, 255));
imagestring($this->img, mt_rand(1, 5), mt_rand(0, $this->width), mt_rand(0, $this->height), '*', $color);
}
}
//输出
private function outPut()
{
header("Content-Type:image/png");
imagepng($this->img);
imagedestroy($this->img);
}
public function showCode()
{
$this->createBg();
$this->createCode();
$this->createDisturb();
$this->createFont();
$this->outPut();
}
//获取验证码
public function getCode()
{
return strtolower($this->code);
}
}
session_start();
$code = new VerificationCode();
$code->showCode();
$_SESSION['admincode'] = $code->getCode();
/**
* confirm user account via code sent in email
* @param int $userId
* @param string $code
* @return bool
*/
public function confirm($userId, $code)
{
$vcode = new VerificationCode($this->db, $this->logger);
if (!$vcode->getByUserId($userId)) {
return array(false, self::ERROR_VERIFICATION_ERROR);
}
if ($vcode->code != $code) {
return array(false, self::ERROR_VERIFICATION_ERROR);
}
$user = new User($this->db, $this->logger);
if ($user->getById($userId)) {
$user->status = User::STATUS_ENABLED;
$user->save();
}
return array(true, 0);
}
