private void ValidateUser(User user, UserProperties props)
{
if (props.HasFlag(UserProperties.Email) && (user.Email == null || !Regex.IsMatch(user.Email, _emailPattern, RegexOptions.IgnoreCase)))
{
throw new InvalidEmailException();
}
if (props.HasFlag(UserProperties.Password) && (user.Password == null || !Regex.IsMatch(user.Password, _passwordPattern, RegexOptions.IgnoreCase)))
{
throw new InvalidPasswordHashException();
}
if (user.DateOfBirth != null && props.HasFlag(UserProperties.DateOfBirth) && user.DateOfBirth >= DateTime.Now)
{
throw new InvalidDateOfBirthException();
}
}
public void UpdateUser(Guid oldUserId, User @new, UserProperties propertiesToChange)
{
ValidateUser(@new, propertiesToChange);
using (var ctx = new DB.CodingIdeasEntities())
{
if (ctx.Users.Where(x => x.Username == @new.Username && x.Password == @new.Password).Count() != 0)
{
throw new InvalidCredentialsException();
}
var r = ctx.Users.Include(x => x.UserSkills).Where(x => x.Id == oldUserId).FirstOrDefault();
if (r == null)
{
throw new UserNotFoundException();
}
if (propertiesToChange.HasFlag(UserProperties.DateOfBirth))
{
r.DOB = @new.DateOfBirth;
}
if (propertiesToChange.HasFlag(UserProperties.Email))
{
r.Email = @new.Email;
}
if (propertiesToChange.HasFlag(UserProperties.FirstName))
{
r.FirstName = @new.FirstName;
}
if (propertiesToChange.HasFlag(UserProperties.LastName))
{
r.LastName = @new.LastName;
}
if (propertiesToChange.HasFlag(UserProperties.Password))
{
r.Password = @new.Password;
}
if (propertiesToChange.HasFlag(UserProperties.Username))
{
r.Username = @new.Username;
}
if (propertiesToChange.HasFlag(UserProperties.Skills))
{
r.UserSkills.Clear();
foreach (var s in @new.Skills)
{
r.UserSkills.Add(new DB.UserSkill()
{
ProgrammingLanguageId = s.ProgrammingLanguage.Id, Proficiency = s.Proficiency, UserId = r.Id
});
}
}
ctx.SaveChanges();
}
}
/// <summary>
/// Set selected properties of a user.
/// </summary>
/// <param name="userHandle">Handle to an open SAM user.</param>
/// <param name="sourceUser">
/// A <see cref="LocalUser"/> object containing the data to set into the user.
/// </param>
/// <param name="setFlags">
/// A combination of <see cref="UserProperties"/> values indicating the properties to be set.
/// </param>
/// <param name="password">A <see cref="System.Security.SecureString"/>
/// object containing the new password.
/// </param>
/// <param name="passwordExpired">One of the
/// <see cref="PasswordExpiredState"/> enumeration values indicating
/// whether the password-expired state is to be explicitly set or
/// left as is. If the <paramref name="password"/> parameter is null,
/// this parameter is ignored.
/// </param>
/// <param name="setPasswordNeverExpires">
/// Nullable value the specifies whether the PasswordNeverExpires bit should be flipped
/// </param>
private void SetUserData(IntPtr userHandle,
LocalUser sourceUser,
UserProperties setFlags,
System.Security.SecureString password,
PasswordExpiredState passwordExpired,
bool? setPasswordNeverExpires)
{
IntPtr buffer = IntPtr.Zero;
try
{
UInt32 which = 0;
UInt32 status = 0;
UInt32 uac = GetUserAccountControl(userHandle);
USER_ALL_INFORMATION info = new USER_ALL_INFORMATION();
if (setFlags.HasFlag(UserProperties.AccountExpires))
{
which |= SamApi.USER_ALL_ACCOUNTEXPIRES;
info.AccountExpires.QuadPart = sourceUser.AccountExpires.HasValue
? sourceUser.AccountExpires.Value.ToFileTime()
: 0L;
}
if (setFlags.HasFlag(UserProperties.Description))
{
which |= SamApi.USER_ALL_ADMINCOMMENT;
info.AdminComment = new UNICODE_STRING(sourceUser.Description);
}
if (setFlags.HasFlag(UserProperties.Enabled))
{
which |= SamApi.USER_ALL_USERACCOUNTCONTROL;
if (sourceUser.Enabled)
uac &= ~SamApi.USER_ACCOUNT_DISABLED;
else
uac |= SamApi.USER_ACCOUNT_DISABLED;
}
if (setFlags.HasFlag(UserProperties.FullName))
{
which |= SamApi.USER_ALL_FULLNAME;
info.FullName = new UNICODE_STRING(sourceUser.FullName);
}
if (setFlags.HasFlag(UserProperties.PasswordNeverExpires))
{
// Only modify the bit if a change was requested
if (setPasswordNeverExpires.HasValue)
{
which |= SamApi.USER_ALL_USERACCOUNTCONTROL;
if (setPasswordNeverExpires.Value)
uac |= SamApi.USER_DONT_EXPIRE_PASSWORD;
else
uac &= ~SamApi.USER_DONT_EXPIRE_PASSWORD;
}
}
if (setFlags.HasFlag(UserProperties.PasswordRequired))
{
which |= SamApi.USER_ALL_USERACCOUNTCONTROL;
if (sourceUser.PasswordRequired)
uac &= ~SamApi.USER_PASSWORD_NOT_REQUIRED;
else
uac |= SamApi.USER_PASSWORD_NOT_REQUIRED;
}
if (which != 0)
{
info.WhichFields = which;
if ((which & SamApi.USER_ALL_USERACCOUNTCONTROL) != 0)
info.UserAccountControl = uac;
buffer = Marshal.AllocHGlobal(ClrFacade.SizeOf<USER_ALL_INFORMATION>());
ClrFacade.StructureToPtr<USER_ALL_INFORMATION>(info, buffer, false);
status = SamApi.SamSetInformationUser(userHandle,
USER_INFORMATION_CLASS.UserAllInformation,
buffer);
ThrowOnFailure(status);
status = SamApi.SamFreeMemory(buffer);
buffer = IntPtr.Zero;
}
if (setFlags.HasFlag(UserProperties.UserMayChangePassword))
SetUserMayChangePassword(userHandle, sourceUser.SID, sourceUser.UserMayChangePassword);
if (password != null)
SetUserPassword(userHandle, password, passwordExpired);
}
finally
{
if (buffer != IntPtr.Zero)
{
ClrFacade.DestroyStructure<USER_ALL_INFORMATION>(buffer);
Marshal.FreeHGlobal(buffer);
}
}
}
