/// <summary> 检查注册.</summary>
/// <remarks> windawings, 11/30/2015.</remarks>
/// <returns> 是否注册成功.</returns>
public bool CheckRegisterAgain()
{
try
{
if (!string.IsNullOrEmpty(Info.Register) && !string.IsNullOrEmpty(Info.SerialNumber))
{
var time =
Convert.ToInt64((new FileInfo(DataName).CreationTime - StartTime).TotalMilliseconds).ToString();
//验证激活码
if (time.Equals(Info.FileDate) && VerifyData(Info.Register, Info.SerialNumber))
{
var info =
(FormRegister.RegisterInfo)
JsonConvert.DeserializeObject(
ClassEncrypt.Decrypt(Convert.FromBase64String(Info.Register)),
typeof(FormRegister.RegisterInfo));
CurrentUserId = info.UserCode;
return(true);
}
}
return(false);
}
catch (Exception)
{
return(false);
}
}
/// <summary> 主构造函数.</summary>
/// <remarks> windawings, 11/30/2015.</remarks>
public ClassRegister()
{
try
{
//若存在存储文件，读取
if (File.Exists(DataName))
{
var jsonStr = ClassEncrypt.DecryptReturn(DataName);
Info = (BasicInfo)JsonConvert.DeserializeObject(jsonStr, typeof(BasicInfo));
}
else
{
Info.CaptchaType = "manual";
Info.PictureType = "png";
Info.ImgUrl = FormMain.ImgUrl;
}
//若存在公钥文件
if (File.Exists(PubliKeyPath))
{
var publicKeyBytes = ClassEncrypt.ReadKeyPair(PubliKeyPath);
var publicKeyParameters = (ECPublicKeyParameters)PublicKeyFactory.CreateKey(publicKeyBytes);
EcDsaSigner.Init(false, publicKeyParameters);
}
else
{
MessageBox.Show("公钥导入失败,将无法进行注册验证!若key.public文件丢失请联系作者!");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
Environment.Exit(0);
}
}
public FormRegister(ClassRegister register, bool login)
{
if (login)
{
InitializeComponent();
Register = register;
//获取已注册学号信息
if (String.IsNullOrEmpty(Register.CurrentUserId))
{
_textBoxStuNo.Text = Register.Info.Sno;
}
else
{
_textBoxStuNo.Text = Register.CurrentUserId;
}
//获取机器码
if (String.IsNullOrEmpty(Register.Info.Register) == false)
{
var plainStr = ClassEncrypt.Decrypt(Convert.FromBase64String(Register.Info.Register));
var jsonObject = (RegisterInfo)JsonConvert.DeserializeObject(plainStr, typeof(RegisterInfo));
if (jsonObject.UserCode.Equals(Register.Info.Sno))
{
_textBoxSerialNumber.Text = Register.Info.Register;
//获取激活码
if (Register.Info.IsRegistered)
{
_textBoxSinature.Text = Register.Info.SerialNumber;
_textBoxSinature.ReadOnly = true;
_labelTimeLeftValue.Text = Register.Info.TimeLeft + " 秒";
}
}
else
{
_buttonCancel.Enabled = false;
}
}
}
else
{
MessageBox.Show("请先完成网页登陆!");
Dispose();
}
}
/// <summary> 静态构造函数.</summary>
/// <remarks> windawings, 11/30/2015.</remarks>
static ClassCaptcha()
{
//获取字典文件
var captchaJson =
(Captcha[])
JsonConvert.DeserializeObject(ClassEncrypt.DecryptReturn(@"bin\captcha.bin"),
typeof(Captcha[]));
foreach (var captcha in captchaJson)
{
if (CaptchaDic.ContainsKey(captcha.ImgGuid))
{
CaptchaDic[captcha.ImgGuid] = captcha.Value;
}
else
{
CaptchaDic.Add(captcha.ImgGuid, captcha.Value);
}
}
}
/// <summary> 使用公钥验证签名.</summary>
/// <remarks> Windawings, 11/25/2015.</remarks>
/// <param name="originalDataStr"> The signature string.</param>
/// <param name="dataStr"> The serial number string.</param>
/// <returns> true if it succeeds, false if it fails.</returns>
public static bool VerifyData(string originalDataStr, string dataStr)
{
try
{
var orginalDataBytes = Encoding.UTF8.GetBytes(originalDataStr);
var signJsonStr = ClassEncrypt.Decrypt(Convert.FromBase64String(dataStr));
var signParam =
(SignatureParameters)JsonConvert.DeserializeObject(signJsonStr, typeof(SignatureParameters));
return(EcDsaSigner.VerifySignature(
orginalDataBytes,
new BigInteger(signParam.R),
new BigInteger(signParam.S)
));
}
catch (Exception ex)
{
return(false);
}
}
private void _buttonGetSerialNumber_Click(object sender, EventArgs e)
{
try
{
if ((!string.IsNullOrEmpty(_textBoxStuNo.Text.Trim()) && !Register.Info.IsRegistered) && string.IsNullOrEmpty(_textBoxSerialNumber.Text))
{
var info = new RegisterInfo
{
MachineSerialNumber =
Convert.ToBase64String(
ClassEncrypt.Encrypt(
ClassRegister.GetCpu() + ClassRegister.GetHardWare() + ClassRegister.GetBaseBoard() +
ClassTime.GetNetWorkTime()
)
),
UserCode = _textBoxStuNo.Text.Trim()
};
var encryptStr = JsonConvert.SerializeObject(info);
Register.Info.Register = Convert.ToBase64String(ClassEncrypt.Encrypt(encryptStr));
_textBoxSerialNumber.Text = Register.Info.Register;
Register.SetRegInfo();
}
else if (_textBoxStuNo.Text.Trim().Length == 0)
{
MessageBox.Show("请先输入注册学号!");
}
else if (Register.Info.IsRegistered)
{
MessageBox.Show("软件已注册，若试用期满请联系作者!");
}
else
{
MessageBox.Show("机器码已存在!");
}
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}
/// <summary> 存储个人信息.</summary>
/// <remarks> windawings, 11/30/2015.</remarks>
public void SetRegInfo()
{
try
{
if (File.Exists(DataName) == false)
{
using (var fileStream = new FileStream(DataName, FileMode.CreateNew))
{
fileStream.Close();
var file = new FileInfo(DataName);
var span = file.CreationTime - StartTime;
Info.FileDate = Convert.ToInt64(span.TotalMilliseconds).ToString();
}
}
var jsonStr = JsonConvert.SerializeObject(Info);
ClassEncrypt.EncryptSave(jsonStr, DataName);
}
catch (Exception)
{
MessageBox.Show("数据参数出错!");
Environment.Exit(0);
}
}
