VB.NET MembershipUser構造函數代碼示例

Public Overrides Function CreateUser(ByVal username As String, _
ByVal password As String, _
ByVal email As String, _
ByVal passwordQuestion As String, _
ByVal passwordAnswer As String, _
ByVal isApproved As Boolean, _
ByVal providerUserKey As Object, _
         ByRef status As MembershipCreateStatus) As MembershipUser

    Dim Args As ValidatePasswordEventArgs = _
      New ValidatePasswordEventArgs(username, password, True)

    OnValidatingPassword(args)

    If args.Cancel Then
        status = MembershipCreateStatus.InvalidPassword
        Return Nothing
    End If


    If RequiresUniqueEmail AndAlso GetUserNameByEmail(email) <> "" Then
        status = MembershipCreateStatus.DuplicateEmail
        Return Nothing
    End If

    Dim u As MembershipUser = GetUser(username, False)

    If u Is Nothing Then
        Dim createDate As DateTime = DateTime.Now

        If providerUserKey Is Nothing Then
            providerUserKey = Guid.NewGuid()
        Else
            If Not TypeOf providerUserKey Is Guid Then
                status = MembershipCreateStatus.InvalidProviderUserKey
                Return Nothing
            End If
        End If

        Dim conn As OdbcConnection = New OdbcConnection(ConnectionString)
        Dim cmd As OdbcCommand = New OdbcCommand("INSERT INTO Users " & _
              " (PKID, Username, Password, Email, PasswordQuestion, " & _
              " PasswordAnswer, IsApproved," & _
              " Comment, CreationDate, LastPasswordChangedDate, LastActivityDate," & _
              " ApplicationName, IsLockedOut, LastLockedOutDate," & _
              " FailedPasswordAttemptCount, FailedPasswordAttemptWindowStart, " & _
              " FailedPasswordAnswerAttemptCount, FailedPasswordAnswerAttemptWindowStart)" & _
              " Values(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", conn)

        cmd.Parameters.Add("@PKID", OdbcType.UniqueIdentifier).Value = providerUserKey
        cmd.Parameters.Add("@Username", OdbcType.VarChar, 255).Value = username
        cmd.Parameters.Add("@Password", OdbcType.VarChar, 255).Value = EncodePassword(password)
        cmd.Parameters.Add("@Email", OdbcType.VarChar, 128).Value = email
        cmd.Parameters.Add("@PasswordQuestion", OdbcType.VarChar, 255).Value = passwordQuestion
        cmd.Parameters.Add("@PasswordAnswer", OdbcType.VarChar, 255).Value = EncodePassword(passwordAnswer)
        cmd.Parameters.Add("@IsApproved", OdbcType.Bit).Value = isApproved
        cmd.Parameters.Add("@Comment", OdbcType.VarChar, 255).Value = ""
        cmd.Parameters.Add("@CreationDate", OdbcType.DateTime).Value = createDate
        cmd.Parameters.Add("@LastPasswordChangedDate", OdbcType.DateTime).Value = createDate
        cmd.Parameters.Add("@LastActivityDate", OdbcType.DateTime).Value = createDate
        cmd.Parameters.Add("@ApplicationName", OdbcType.VarChar, 255).Value = pApplicationName
        cmd.Parameters.Add("@IsLockedOut", OdbcType.Bit).Value = False
        cmd.Parameters.Add("@LastLockedOutDate", OdbcType.DateTime).Value = createDate
        cmd.Parameters.Add("@FailedPasswordAttemptCount", OdbcType.Int).Value = 0
        cmd.Parameters.Add("@FailedPasswordAttemptWindowStart", OdbcType.DateTime).Value = createDate
        cmd.Parameters.Add("@FailedPasswordAnswerAttemptCount", OdbcType.Int).Value = 0
        cmd.Parameters.Add("@FailedPasswordAnswerAttemptWindowStart", OdbcType.DateTime).Value = createDate

        Try
            conn.Open()

            Dim recAdded As Integer = cmd.ExecuteNonQuery()

            If recAdded > 0 Then
                status = MembershipCreateStatus.Success
            Else
                status = MembershipCreateStatus.UserRejected
            End If
        Catch e As OdbcException
            ' Handle exception.

            status = MembershipCreateStatus.ProviderError
        Finally
            conn.Close()
        End Try


        Return GetUser(username, False)
    Else
        status = MembershipCreateStatus.DuplicateUserName
    End If

    Return Nothing
End Function