public static string CheckLicense(string app, int terminalNum, int userNum)
{
string result = string.Empty;
string filename = string.Format(LicenseFileNameFormatter, app);
if (!File.Exists(filename))
{
result = "未找到授权文件" + filename + "，请联系软件开发商！！";
}
else
{
AuthLicenseObject license = GetLicense(app);
if (GetLicenseRightCode(app) != license.RightCode)
{
result = app + "的授权码错误！！";
}
else if (license.TerminalNum != -1)
{
if (license.TerminalNum < terminalNum)
{
result = app + "的终端授权数量超出范围！！";
}
}
else if (license.UserNum != -1)
{
if (license.UserNum < userNum)
{
result = app + "的用户授权数量超出范围！！";
}
}
}
return(result);
}
public static AuthLicenseObject GetLicense(string app)
{
string filename = string.Format(LicenseFileNameFormatter, app);
Debug("开始从文件->" + filename + "-反序列化");
IFormatter formatter = new BinaryFormatter();
Stream stream = null;
AuthLicenseObject obj = null;
try
{
stream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read);
obj = (AuthLicenseObject)formatter.Deserialize(stream);
stream.Close();
Debug("从文件反序列化成功！");
}
catch (Exception ex)
{
if (stream != null)
{
stream.Close();
}
Debug(ex.ToString());
//throw ex;
}
return(obj);
}
public static void CreateLicenseFile(AuthLicenseObject license)
{
string filename = string.Format(LicenseFileNameFormatter, license.AppName);
Debug("开始序列化到文件->" + filename);
Stream stream = null;
try
{
IFormatter formatter = new BinaryFormatter();
stream = new FileStream(filename, FileMode.Create, FileAccess.Write, FileShare.None);
formatter.Serialize(stream, license);
stream.Close();
Debug("序列化到文件完毕！");
}
catch (Exception ex)
{
if (stream != null)
stream.Close();
Debug(ex.ToString());
}
}
public static void CreateLicenseFile(AuthLicenseObject license)
{
string filename = string.Format(LicenseFileNameFormatter, license.AppName);
Debug("开始序列化到文件->" + filename);
Stream stream = null;
try
{
IFormatter formatter = new BinaryFormatter();
stream = new FileStream(filename, FileMode.Create, FileAccess.Write, FileShare.None);
formatter.Serialize(stream, license);
stream.Close();
Debug("序列化到文件完毕！");
}
catch (Exception ex)
{
if (stream != null)
{
stream.Close();
}
Debug(ex.ToString());
}
}
