Models.SessionWapper IAccountService.Login(Account para)
{
//检查用户登录名
var account = GetAccountByLoginName(para.Name);
if (account == null || (account != null && account.PassWord != para.PassWord))
{
throw new ExceptionBase("用户名或密码错误");
}
account.PassWord = string.Empty;
string sessionKey = string.Empty;
SessionWapper session = null;
if (CheckSessionIsExpired(para.Name, out sessionKey))
{
session = new SessionWapper();
session.SessionKey = sessionKey;
session.Account = account;
}
else
{
session = CreateSession(account);
}
CreateLog(para.Name, session);
return(session);
}
private void CreateLog(string loginName, SessionWapper sessionWapper)
{
AccountLog log = new AccountLog();
log.LoginName = loginName;
log.SessionKey = sessionWapper.SessionKey;
log.CreateTime = sessionWapper.CreateTime;
log.ActionName = "Login";
loginLogDao.Create(log);
}
private SessionWapper CreateSession(Account account)
{
SessionWapper session = new SessionWapper();
MD5CryptoServiceProvider provider = new MD5CryptoServiceProvider();
string str = account.Name + DateTime.Now.ToString() + Guid.NewGuid().ToString();
session.Account = account;
session.SessionKey = BitConverter.ToString(provider.ComputeHash(System.Text.Encoding.UTF8.GetBytes(str)));
session.CreateTime = DateTime.Now;
return(session);
}
