Pascal (Lazarus/Delphi)

ETrade Revoke Access Token

See more ETrade Examples

Revokes an ETrade OAuth access token. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Http,
  Chilkat.HttpResponse,
  Chilkat.JsonObject;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  jsonToken: TJsonObject;
  resp: THttpResponse;

begin
  success := False;

  //  This requires the Chilkat API to have been previously unlocked.
  //  See Global Unlock Sample for sample code.

  http := THttp.Create;

  http.OAuth1 := True;
  http.OAuthVerifier := '';
  http.OAuthConsumerKey := 'ETRADE_CONSUMER_KEY';
  http.OAuthConsumerSecret := 'ETRADE_CONSUMER_SECRET';

  //  Load the access token previously obtained via the OAuth1 Authorization
  //  This is the token that will be revoked.
  jsonToken := TJsonObject.Create;
  success := jsonToken.LoadFile('qa_data/tokens/etrade.json');
  if (success <> True) then
    begin
      WriteLn('Failed to load OAuth1 token');
      Exit;
    end;

  http.OAuthToken := jsonToken.StringOf('oauth_token');
  http.OAuthTokenSecret := jsonToken.StringOf('oauth_token_secret');

  resp := THttpResponse.Create;
  success := http.HttpNoBody('GET','https://api.etrade.com/oauth/revoke_access_token',resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  //  Make sure a successful response was received.
  if (resp.StatusCode <> 200) then
    begin
      WriteLn(resp.StatusLine);
      WriteLn(resp.Header);
      WriteLn(resp.BodyStr);
      Exit;
    end;

  //  If successful, the resp.BodyStr contains something like this: Revoked Access Token 
  WriteLn(resp.BodyStr);

  WriteLn('Success.');


  http.Free;
  jsonToken.Free;
  resp.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.