private bool ValidateLicense(string _pathLicense)
{
BUS.CommonControl ctr = new CommonControl();
object data = ctr.executeScalar(@"SELECT SUN_DATA FROM SSINSTAL WHERE INS_TB='LCS' and INS_KEY='QD'");
if (data != null)//File.Exists(_pathLicense.Replace("file:\\", ""))
{
//StreamReader reader = new StreamReader(_pathLicense);
//string result = reader.ReadLine();
string kq = RC2.DecryptString(data.ToString(), Form_QD._key, Form_QD._iv, Form_QD._padMode, Form_QD._opMode);
string[] tmp = kq.Split(';');
DTO.License license = new DTO.License();
license.CompanyName = tmp[0];
license.ExpiryDate = Convert.ToInt32(tmp[1]);
license.Modules = tmp[2];
license.NumUsers = Convert.ToInt32(tmp[3]);
license.SerialNumber = tmp[4];
license.Key = tmp[5];
//license.SerialCPU = tmp[6];
//BUS.CommonControl ctr = new BUS.CommonControl();
license.SerialCPU = ctr.executeScalar(@"SELECT CONVERT(varchar(200), SERVERPROPERTY('servername'))").ToString(); //"BFEBFBFF000006FD";
//reader.Close();
string param = license.CompanyName + license.SerialNumber + license.NumUsers.ToString() + license.Modules + license.ExpiryDate.ToString() + license.SerialCPU;
string temp = RC2.EncryptString(param, Form_QD._key, Form_QD._iv, Form_QD._padMode, Form_QD._opMode);
string key = Convert.ToBase64String(new System.Security.Cryptography.SHA1CryptoServiceProvider().ComputeHash(Encoding.ASCII.GetBytes(temp)));
if (key == license.Key)
{
int now = Convert.ToInt32(DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString("00") + DateTime.Now.Day.ToString("00"));
//BUS.CommonControl ctr = new CommonControl();
object dt = ctr.executeScalar("select getdate()", _strConnect);
if (dt != null && dt is DateTime)
{
now = Convert.ToInt32(((DateTime)dt).Year.ToString() + ((DateTime)dt).Month.ToString("00") + ((DateTime)dt).Day.ToString("00"));
}
if (now > license.ExpiryDate)
{
_sErr = "Your license is expired!";
}
else
{
//if (license.Modules.Length == 4 && license.Modules.Substring(3) == "Y")
return(true);
//else _flagQDADD = false;
}
}
else
{
_sErr = "Application have not license!";
}
}
else
{
_sErr = "Application have not license!";
}
return(false);
}
public void LoadConfig(string filename)
{
if (File.Exists(filename))
{
Clear();
StreamReader sr = new StreamReader(filename);
string result = sr.ReadToEnd();
sr.Close();
string kq = RC2.DecryptString(result, Form_QD._key, Form_QD._iv, Form_QD._padMode, Form_QD._opMode);
StringReader stringReader = new StringReader(kq);
ReadXml(stringReader);
stringReader.Close();
}
if (DTB.Rows.Count == 0)
{
DTB.AddDTBRow("", "");
}
if (DIR.Rows.Count == 0)
{
DIR.AddDIRRow("", "");
}
if (SYS.Rows.Count == 0)
{
SYS.AddSYSRow("", "", "", false);
}
}
public void SaveConfig(string filename)
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
WriteXml(sw);
sw.Close();
string temp = RC2.EncryptString(sb.ToString(), Form_QD._key, Form_QD._iv, Form_QD._padMode, Form_QD._opMode);
StreamWriter streamw = new StreamWriter(filename);
streamw.Write(temp);
streamw.Close();
}
private void btnOK_Click(object sender, EventArgs e)
{
DTO.License license = GetDataFromForm();
string param = license.CompanyName + license.SerialNumber + license.NumUsers.ToString() + license.Modules + license.ExpiryDate.ToString() + license.SerialCPU;
string tmp = RC2.EncryptString(param, _key, _iv, _padMode, _opMode);
string key = Convert.ToBase64String(new System.Security.Cryptography.SHA1CryptoServiceProvider().ComputeHash(Encoding.ASCII.GetBytes(tmp)));
if (key == license.Key)
{
String kq = license.CompanyName + ";" +
license.ExpiryDate + ";" +
license.Modules + ";" +
license.NumUsers + ";" +
license.SerialNumber + ";" +
license.Key + ";" +
license.SerialCPU;
BUS.CommonControl ctr = new BUS.CommonControl();
string query = @"if EXISTS(SELECT INS_KEY FROM SSINSTAL WHERE INS_TB='LCS' and INS_KEY='QD')
UPDATE SSINSTAL SET SUN_DATA = '{0}' WHERE INS_TB='LCS' and INS_KEY='QD'
else
INSERT INTO SSINSTAL(INS_TB ,INS_KEY ,SUN_DATA) VALUES ( 'LCS' ,'QD' ,'{0}')";
string result = RC2.EncryptString(kq, _key, _iv, _padMode, _opMode);
query = string.Format(query, result);
ctr.executeNonQuery(query);
//StreamWriter writerStream = new StreamWriter(_pathLicense.Replace("file:\\", ""));
//writerStream.WriteLine(result);
//writerStream.Close();
Close();
DialogResult = DialogResult.OK;
}
else
{
lbErr.Text = "Registry fail";
}
}
private void FrmLicense_Load(object sender, EventArgs e)
{
lbErr.Text = "";
BUS.CommonControl ctr = new BUS.CommonControl();
object data = ctr.executeScalar(@"SELECT SUN_DATA FROM SSINSTAL WHERE INS_TB='LCS' and INS_KEY='QD'");
if (data != null)// if (File.Exists(_pathLicense.Replace("file:\\", "")))
{
//StreamReader reader = new StreamReader(_pathLicense.Replace("file:\\", ""));
string result = data.ToString();
string kq = RC2.DecryptString(result, _key, _iv, _padMode, _opMode);
string[] tmp = kq.Split(';');
DTO.License license = new DTO.License();
license.CompanyName = tmp[0];
license.ExpiryDate = Convert.ToInt32(tmp[1]);
license.Modules = tmp[2];
license.NumUsers = Convert.ToInt32(tmp[3]);
license.SerialNumber = tmp[4];
license.Key = tmp[5];
license.SerialCPU = tmp[6];
SetDataToForm(license);
//reader.Close();
}
}