/// <summary>
/// Adds one user to the users table
/// </summary>
/// <param name="Head">Authorization header with current user information</param>
/// <param name="User">User entity with the data to add</param>
/// <exception cref="Chronos.Exceptions.ChronosException">Thrown when an unknown error occurs.</exception>
/// <exception cref="Chronos.Exceptions.DataAlreadyExistsException">Thrown when the user already exists.</exception>
/// <exception cref="Chronos.Exceptions.NotAuthorizedException">Throws this exception when the user is not allowed to use this function.</exception>
public void AddUser(AuthHead Head, UserEntity User)
{
Head.CommandID = "CHRONOS.MODULES.CORE.SECURITY.USERSERVICE";
Head.CommandOptionID = "ADDUSER";
if (CanDoIt(Head))
{
if ((from user in dataConn.Users where user.UserID == User.UserID select user).Count() == 0)
{
Users newUser = new Users();
newUser.UserID = User.UserID;
newUser.Password = User.Password;
newUser.Name = User.Name;
newUser.EMail = User.EMail;
dataConn.Users.Add(newUser);
if (dataConn.SaveChanges() <= 0)
{ throw new ChronosException("It wasn't possible to add the new user."); }
}
else
{ throw new DataAlreadyExistsException(); }
}
else
{ throw new NotAuthorizedException(); }
}
/// <summary>
/// Obtains all available users in the system
/// </summary>
/// <param name="Head">Authorization header with current user information</param>
/// <returns>UserEntity for the supplied ID</returns>
/// <exception cref="Chronos.Exceptions.NotAuthorizedException">Throws this exception when the user is not allowed to use this function.</exception>
public List<UserEntity> GetAllUsers(AuthHead Head)
{
Head.CommandID = "CHRONOS.MODULES.CORE.SECURITY.USERSERVICE";
Head.CommandOptionID = "GETALLUSERS";
if (CanDoIt(Head))
{
List<UserEntity> lstReturn = new List<UserEntity>();
foreach (var varUser in dataConn.Users)
{
UserEntity userEntity = new UserEntity();
userEntity.UserID = varUser.UserID;
userEntity.Name = varUser.Name;
userEntity.EMail = varUser.EMail;
userEntity.Password = varUser.Password;
lstReturn.Add(userEntity);
}
return lstReturn;
}
else
{ throw new NotAuthorizedException(); }
}
/// <summary>
/// Obtains an user entity for the provided user ID
/// </summary>
/// <param name="UserID">The ID of the user to get</param>
/// <returns>UserEntity for the supplied ID</returns>
public UserEntity GetUser(string UserID)
{
var varUser = (from user in dataConn.Users
where user.UserID == UserID
select user).FirstOrDefault();
if (varUser == null)
{ return null; }
else
{
UserEntity userReturn = new UserEntity();
userReturn.UserID = varUser.UserID;
userReturn.Name = varUser.Name;
userReturn.EMail = varUser.EMail;
return userReturn;
}
}
/// <summary>
/// Edits the provided user
/// </summary>
/// <param name="Head">Authorization header with current user information</param>
/// <param name="User">User entity with the data to edit</param>
/// <exception cref="Chronos.Exceptions.ChronosException">Thrown when an unknown error occurs.</exception>
/// <exception cref="Chronos.Exceptions.NotAuthorizedException">Throws this exception when the user is not allowed to use this function.</exception>
public void EditUser(AuthHead Head, UserEntity User)
{
Head.CommandID = "CHRONOS.MODULES.CORE.SECURITY.USERSERVICE";
Head.CommandOptionID = "EDITUSER";
if (CanDoIt(Head))
{
var varUser = (from user in dataConn.Users where user.UserID == User.UserID select user).FirstOrDefault();
if (varUser != null)
{
varUser.Name = User.Name;
varUser.Password = User.Password;
varUser.EMail = User.EMail;
if (dataConn.SaveChanges() <= 0)
{ throw new ChronosException("It wasn't possible to save the changes in the user."); }
}
else
{ throw new DataNotFoundException("The specified user do not exist."); }
}
else
{ throw new NotAuthorizedException(); }
}