/// <summary>
/// 更新用户信息，并对用户密码加密
/// </summary>
/// <param name="us"></param>
/// <returns></returns>
public bool updateandencrypt(user us)
{
bool flag = false;
user olduser = getEntityById(us.id);
List <user> userlist = getEntityList();
flag = isdeleterepeatuser(userlist, olduser, us);
TanSM3Ex sm3 = new TanSM3Ex();
user uuser = getEntityById(us.id);
try
{
if (uuser.password == us.password)
{
us.password = uuser.password;
}
else
{
us.password = sm3.TanGetDigest(us.password);
}
if (flag)
{
this.update(us);
}
//flag = true;
}
catch (Exception)
{
return(false);
}
return(flag);
}
/// <summary>
/// 检查用户口令
/// </summary>
/// <param name="username"></param>
/// <param name="password"></param>
/// <returns></returns>
public bool checkPassword(string username, string password)
{
bool flag = false;
TanSM3Ex sm3 = new TanSM3Ex();
string digest = sm3.TanGetDigest(password);
string cipher = getPasswordCipher(username);
if (digest == cipher)
{
flag = true;
}
else
{
flag = false;
}
return(flag);
}
/// <summary>
/// 重置密码
/// </summary>
/// <param name="userId">用户id</param>
/// <param name="newPassword">新密码</param>
/// <returns></returns>
public bool RevisePassword(int userId, string newPassword)
{
try
{
user u = getEntityById(userId);
TanSM3Ex sm3 = new TanSM3Ex();
string digest = sm3.TanGetDigest(newPassword);
if (u.password != digest)
{
u.password = digest;
}
db.Update <user>(u);
return(true);
}
catch (Exception)
{
return(false);
}
}
/// <summary>
/// 设置用户公钥私钥
/// </summary>
/// <param name="username"></param>
/// <param name="password"></param>
/// <returns></returns>
private user SetUserKey(string username, string password)
{
TanSM3Ex sm3 = new TanSM3Ex();
string digest = sm3.TanGetDigest(password);
TanSM2Ex sm2 = new TanSM2Ex();
sm2.TanGenSM2KeyPair();
string pubkey = sm2.publicKey;
string prvkey = sm2.privateKey;
user u = getUser(username);
if (u == null)
{
u = new user();
}
u.username = username;
u.password = digest;
u.pubkey = pubkey;
u.prikey = prvkey;
return(u);
}
/// <summary>
/// 新增用户并对密码进行加密
/// </summary>
/// <param name="u">用户实例</param>
/// <returns></returns>
public int insertuser(user u)
{
try
{
if (isLegalUsername(u.username))
{
TanSM3Ex sm3 = new TanSM3Ex();
string digest = sm3.TanGetDigest(u.password);
u.password = digest;
return(db.Insert <user>(u).ObjToInt());
}
else
{
return(-1);
}
}
catch (Exception)
{
return(-1);
}
}
/// <summary>
/// 设置用户公钥私钥并重置密码
/// </summary>
/// <param name="id">用户id</param>
/// <param name="password">用户密码</param>
/// <returns></returns>
public user SetUserKey(string password, string id)
{
TanSM3Ex sm3 = new TanSM3Ex();
string digest = sm3.TanGetDigest(password);
TanSM2Ex sm2 = new TanSM2Ex();
sm2.TanGenSM2KeyPair();
string pubkey = sm2.publicKey;
string prvkey = sm2.privateKey;
user u = getEntityById(Convert.ToInt32(id));
if (u.password != digest)
{
u.password = digest;
}
if (u == null)
{
u = new user() as user;
}
u.pubkey = pubkey;
u.prikey = prvkey;
return(u as user);
}
