ftptst1.pas

著名的SecureBlackBox控件完整源码

procedure TFtpReceiveForm.CDupAsyncButtonClick(Sender: TObject);
begin
    FtpClient1.DisplayFileFlag := cbDisplay.Checked;
    FtpClient1.OnDisplay       := DisplayHandler;
    ExecuteCmd(FtpClient1.CDup, FtpClient1.CDupAsync);
end;


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procedure TFtpReceiveForm.ClearButtonClick(Sender: TObject);
begin
    DisplayMemo.Clear;
end;


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procedure TFtpReceiveForm.AppendAsyncButtonClick(Sender: TObject);
begin
    CopySSLSettings;
    FtpClient1.HostDirName     := HostDirEdit.Text;
    FtpClient1.HostFileName    := HostFileEdit.Text;
    FtpClient1.LocalFileName   := LocalFileEdit.Text;
    FtpClient1.Binary          := cbBinary.Checked;
    FtpClient1.DisplayFileFlag := cbDisplay.Checked;
    FtpClient1.OnDisplay       := DisplayHandler;
    ExecuteCmd(FtpClient1.Append, FtpClient1.AppendAsync);
end;


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procedure TFtpReceiveForm.AppendFileAsyncButtonClick(Sender: TObject);
begin
    FtpClient1.HostName        := HostNameEdit.Text;
    FtpClient1.Port            := PortEdit.Text;
    FtpClient1.UserName        := UserNameEdit.Text;
    FtpClient1.PassWord        := PassWordEdit.Text;
    FtpClient1.HostDirName     := HostDirEdit.Text;
    FtpClient1.HostFileName    := HostFileEdit.Text;
    FtpClient1.LocalFileName   := LocalFileEdit.Text;
    FtpClient1.Binary          := cbBinary.Checked;
    FtpClient1.DisplayFileFlag := cbDisplay.Checked;
    FtpClient1.OnDisplay       := DisplayHandler;
    ExecuteCmd(FtpClient1.AppendFile, FtpClient1.AppendFileAsync);
end;


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procedure TFtpReceiveForm.Button1Click(Sender: TObject);
var
    Count : Integer;
begin
    SyncCheckBox.Checked := TRUE;
    if not FtpClient1.Connected then begin
        FtpClient1.HostName        := HostNameEdit.Text;
        FtpClient1.Port            := PortEdit.Text;
        FtpClient1.UserName        := UserNameEdit.Text;
        FtpClient1.Password        := PasswordEdit.Text;
        FtpClient1.DisplayFileFlag := cbDisplay.Checked;
        FtpClient1.OnDisplay       := DisplayHandler;
        ExecuteCmd(FtpClient1.Connect, FtpClient1.ConnectAsync);
        if Copy(FtpClient1.LastResponse, 1, 3) <> '230' then
            Exit;
    end;
    Count := 0;
    repeat
        DisplayMemo.Clear;
        Inc(Count);
        Display('Count=' + IntToStr(Count));
        FtpClient1.HostDirName     := HostDirEdit.Text;
        FtpClient1.HostFileName    := HostFileEdit.Text;
        FtpClient1.LocalFileName   := LocalFileEdit.Text;
        FtpClient1.Binary          := cbBinary.Checked;
        FtpClient1.Passive         := PassiveCheckBox.Checked;
        FtpClient1.DisplayFileFlag := cbDisplay.Checked;
        FtpClient1.OnDisplay       := DisplayHandler;
        ExecuteCmd(FtpClient1.Put, FtpClient1.PutAsync);
    until Copy(FtpClient1.LastResponse, 1, 3) <> '226';
end;


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procedure TFtpReceiveForm.RestPutAsyncButtonClick(Sender: TObject);
begin
    FtpClient1.HostDirName     := HostDirEdit.Text;
    FtpClient1.HostFileName    := HostFileEdit.Text;
    FtpClient1.LocalFileName   := LocalFileEdit.Text;
    FtpClient1.Passive         := PassiveCheckBox.Checked;
    FtpClient1.ResumeAt        := StrToInt(ResumeAtEdit.Text);
    ExecuteCmd(FtpClient1.RestPut, FtpClient1.RestPutAsync);
end;


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procedure TFtpReceiveForm.RestartPutAsyncButtonClick(Sender: TObject);
begin
    FtpClient1.HostName        := HostNameEdit.Text;
    FtpClient1.Port            := PortEdit.Text;
    FtpClient1.UserName        := UserNameEdit.Text;
    FtpClient1.PassWord        := PassWordEdit.Text;
    FtpClient1.HostDirName     := HostDirEdit.Text;
    FtpClient1.HostFileName    := HostFileEdit.Text;
    FtpClient1.LocalFileName   := LocalFileEdit.Text;
    FtpClient1.Binary          := cbBinary.Checked;
    FtpClient1.DisplayFileFlag := cbDisplay.Checked;
    FtpClient1.Passive         := PassiveCheckBox.Checked;
    FtpClient1.OnDisplay       := DisplayHandler;
    FtpClient1.ResumeAt        := StrToInt(ResumeAtEdit.Text);
    ExecuteCmd(FtpClient1.RestartPut, FtpClient1.RestartPutAsync);
end;


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procedure TFtpReceiveForm.TransmitUsingStreamButtonClick(Sender: TObject);
var
    MyStream : TStream;
begin
    MyStream := TFileStream.Create(LocalFileEdit.Text, fmOpenRead);
    try
        FtpClient1.HostName        := HostNameEdit.Text;
        FtpClient1.Port            := PortEdit.Text;
        FtpClient1.UserName        := UserNameEdit.Text;
        FtpClient1.PassWord        := PassWordEdit.Text;
        FtpClient1.HostDirName     := HostDirEdit.Text;
        FtpClient1.HostFileName    := HostFileEdit.Text;
        FtpClient1.LocalStream     := MyStream;
        FtpClient1.Binary          := cbBinary.Checked;
        FtpClient1.DisplayFileFlag := cbDisplay.Checked;
        FtpClient1.OnDisplay       := DisplayHandler;
        if ResumeAtEdit.Text > '' then
            FtpClient1.ResumeAt    := StrToInt(ResumeAtEdit.Text);
        FtpClient1.Transmit;
    finally
        FtpClient1.LocalStream     := nil;
        MyStream.Destroy;
    end;
end;


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procedure TFtpReceiveForm.ReceiveUsingStreamButtonClick(Sender: TObject);
var
    MyStream : TStream;
begin
    MyStream := TFileStream.Create(LocalFileEdit.Text, fmCreate);
    try
        FtpClient1.HostName        := HostNameEdit.Text;
        FtpClient1.Port            := PortEdit.Text;
        FtpClient1.UserName        := UserNameEdit.Text;
        FtpClient1.PassWord        := PassWordEdit.Text;
        FtpClient1.HostDirName     := HostDirEdit.Text;
        FtpClient1.HostFileName    := HostFileEdit.Text;
        FtpClient1.LocalStream     := MyStream;
        FtpClient1.Binary          := cbBinary.Checked;
        FtpClient1.DisplayFileFlag := cbDisplay.Checked;
        FtpClient1.OnDisplay       := DisplayHandler;
        if ResumeAtEdit.Text > '' then
            FtpClient1.ResumeAt    := StrToInt(ResumeAtEdit.Text);
        FtpClient1.Receive;
    finally
        FtpClient1.LocalStream     := nil;
        MyStream.Destroy;
    end;
end;


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function GetFileSize(const FileName: string): LongInt;
var
    SearchRec: TSearchRec;
begin
    if FindFirst(ExpandFileName(FileName), faAnyFile, SearchRec) = 0 then begin
        Result := SearchRec.Size;
        SysUtils.FindClose(SearchRec);
    end
    else
        Result := -1;
end;


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function TFtpReceiveForm.SendFile : Boolean;
var
    LocalSize : LongInt;
begin
    try
        FtpClient1.Abort;  { Whatever occured, abort ! }
        FtpClient1.LocalFileName := LocalFileEdit.Text;
        FtpClient1.HostDirName   := HostDirEdit.Text;
        FtpClient1.HostFileName  := HostFileEdit.Text;
        FtpClient1.HostName      := HostNameEdit.Text;
        FtpClient1.Port          := PortEdit.Text;
        FtpClient1.UserName      := UserNameEdit.Text;
        FtpClient1.Password      := PassWordEdit.Text;
        FtpClient1.Passive       := PassiveCheckBox.Checked;
        FtpClient1.Binary        := cbBinary.Checked;
        FtpClient1.Timeout       := 30;
        FtpClient1.ShareMode     := ftpShareDenyNone;
        if not FtpClient1.Connect then
            raise Exception.Create('FtpClient1.Connect failed: ' + FtpClient1.ErrorMessage);
        if FtpClient1.HostDirName <> '' then begin
            if not FtpClient1.Cwd then
                raise Exception.Create('FtpClient1.Cwd failed: ' + FtpClient1.ErrorMessage);
        end;
        if not FtpClient1.TypeSet then
            raise Exception.Create('FtpClient1.TypeSet failed: ' + FtpClient1.ErrorMessage);
        if not FtpClient1.Put then
            raise Exception.Create('FtpClient1.Put failed: ' + FtpClient1.ErrorMessage);
        if FtpClient1.StatusCode <> 226 then
            raise Exception.Create('FtpClient1.Put failed: ' + FtpClient1.LastResponse);
        if not FtpClient1.Size then
            raise Exception.Create('FtpClient1.Size failed: ' + FtpClient1.ErrorMessage);
        LocalSize := GetFileSize(FtpClient1.LocalFileName);
        Result    := (FtpClient1.SizeResult = LocalSize);
        if not Result then
            Display('Incorrect file size on server (S=' +
                    IntToStr(FtpClient1.SizeResult) + ' L=' +
                    IntToStr(LocalSize) + ')');
        if not FtpClient1.Quit then
            raise Exception.Create('FtpClient1.Quit failed: ' + FtpClient1.ErrorMessage);
    except
        on E:Exception do begin
            Display('Exception ' + E.ClassName + ': ' + E.Message);
            Result := FALSE;
        end;
    end;
end;


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procedure TFtpReceiveForm.StressPutButtonClick(Sender: TObject);
var
    Count : Integer;
begin
    if FRunning then begin
        FRunning := FALSE;
        Display('Stress Put interrupted.');
        StressPutButton.Caption := 'Stress Put';
        Exit;
    end;
    FRunning := TRUE;
    try
        Display('Stress Put started.');
        StressPutButton.Caption := 'STOP';
        Count := 0;
        while FRunning and (not Application.Terminated) do begin
            Inc(Count);
            Display('STRESS COUNT = ' + IntToStr(Count));
            if not SendFile then
                break;
            Application.ProcessMessages;
        end;
    finally
        FRunning := FALSE;
        Display('Stress Put finished.');
        StressPutButton.Caption := 'Stress Put';
    end;
end;


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procedure TFtpReceiveForm.AbortXferAsyncButtonClick(Sender: TObject);
begin
    FtpClient1.DisplayFileFlag := cbDisplay.Checked;
    FtpClient1.OnDisplay       := DisplayHandler;
    ExecuteCmd(FtpClient1.AbortXfer, FtpClient1.AbortXferAsync);
end;

procedure TFtpReceiveForm.CopySSLSettings;
begin
  FTPClient1.SSLEnabled := rgSSLUse.ItemIndex <> 0;
  if rgSSLUse.ItemIndex = 1 then
    FTPClient1.Auth := atAuthSSL
  else
  if rgSSLUse.ItemIndex = 2 then
    FTPClient1.Auth := atAuthTLS
  else
  if rgSSLUse.ItemIndex = 3 then
    FTPClient1.Auth := atAuthImplicit;

  FTPClient1.SSLVersions := [];
  if cbSSL2.Checked then
    FTPClient1.SSLVersions := FTPClient1.SSLVersions + [sbSSL2];
  if cbSSL3.Checked then
    FTPClient1.SSLVersions := FTPClient1.SSLVersions + [sbSSL3];
  if cbTLS1.Checked then
    FTPClient1.SSLVersions := FTPClient1.SSLVersions + [sbTLS1];
  if cbTLS11.Checked then
    FTPClient1.SSLVersions := FTPClient1.SSLVersions + [sbTLS11];
  FTPClient1.EncryptDataChannel := cbEncryptDataChannel.Checked;
end;


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procedure TFtpReceiveForm.FtpClient1CertificateValidate(Sender: TObject;
  Certificate: TElX509Certificate; var Validate: Boolean);
begin
  Validate := true;
  // NEVER do this in real life since this makes security void. 
  // Instead validate the certificate as described on http://www.eldos.com/sbb/articles/1966.php
end;


initialization
SetLicenseKey('ADDCD14AD06709806817E0B3D7BFD0A2222D536FE156466C5D5FE65DB5DEAE76' + 
  'FFDEBC07E915A5751C12C01C783958872A38E4A5EDA140E7247E0F2E56442A3C' + 
  'F3E9347AD8FDE52083A0DFC86BC00ECB0FD0CF1B51159A2BCB84F6EA6349EF47' + 
  '5C15A59AFCC55F7C3AAD26C279628B5D91B1DC94BD2385354A70CCA3B76101D9' + 
  'F41C84A639FC3CCE4BA8F0CC4A66DCD150114A3F58C1AD46B7B94643741BC20A' + 
  '8DCA83AB921480951B423CAA19EF1863A47CA2C3422E7E5634BED98939A5AE43' + 
  'DE1E4BAD79E66D8A5C973B3455656C8C9B6FF024FADD6CDA02D0F506D98493C8' + 
  'BD1ED7B237DB75FA31F2C82654490CDDDEE24E19939137B9E1DB05508733B22F');

end.