Pascal (Lazarus/Delphi)

Isabel Connect Revoke Access Token

See more Ibanity Examples

Revokes an 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.HttpResponse,
  Chilkat.HttpRequest,
  Chilkat.JsonObject,
  Chilkat.StringBuilder,
  Chilkat.Cert,
  Chilkat.Http;

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

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  cert: TCert;
  req: THttpRequest;
  jsonToken: TJsonObject;
  resp: THttpResponse;
  sbResponseBody: TStringBuilder;
  respStatusCode: Integer;

begin
  success := False;

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

  http := THttp.Create;

  //  // Implements the following CURL command:
  //  
  //  curl -X POST https://api.ibanity.com/isabel-connect/oauth2/revoke \
  //  --cert certificate.pem:qwertyuiop1 \
  //  --key private_key.pem  \
  //  -H "Content-Type: application/x-www-form-urlencoded" \
  //  -H "Accept: application/vnd.api+json"  \
  //  -d token=8787 \
  //  -d client_id=valid_client_id \
  //  -d client_secret=valid_client_secret 

  //  Ibanity provides the certificate + private key in PFX format.  This example will use the .pfx instead of the pair of PEM files.
  //  (It is also possible to implement using Chilkat with the PEM files, but PFX is easier.)
  cert := TCert.Create;
  success := cert.LoadPfxFile('qa_data/pfx/my_ibanity_certificate.pfx','my_pfx_password');
  if (success = False) then
    begin
      WriteLn(cert.LastErrorText);
      Exit;
    end;

  success := http.SetSslClientCert(cert);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  req := THttpRequest.Create;
  req.HttpVerb := 'POST';
  req.Path := '/isabel-connect/oauth2/revoke';
  req.ContentType := 'application/x-www-form-urlencoded';

  //  Load the previously obtained access token.
  jsonToken := TJsonObject.Create;
  success := jsonToken.LoadFile('qa_data/tokens/isabel_access_token.json');
  if (success = False) then
    begin
      WriteLn('No existing access token.');
      Exit;
    end;
  req.AddParam('token',jsonToken.StringOf('access_token'));

  //  Note: For sandbox testing, we literally want to use the strings
  //  "valid_client_id", and "valid_client_secret".
  //  For the live app, you would replace these with actual values.
  req.AddParam('client_id','valid_client_id');
  req.AddParam('client_secret','valid_client_secret');

  req.AddHeader('Accept','application/vnd.api+json');

  resp := THttpResponse.Create;
  success := http.HttpReq('https://api.ibanity.com/isabel-connect/oauth2/revoke',req,resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  sbResponseBody := TStringBuilder.Create;
  resp.GetBodySb(sbResponseBody);

  respStatusCode := resp.StatusCode;
  WriteLn('Response Status Code = ' + respStatusCode);
  if (respStatusCode >= 400) then
    begin
      WriteLn('Response Header:');
      WriteLn(resp.Header);
      WriteLn('Failed.');
      Exit;
    end;

  WriteLn('Response Body:');
  WriteLn(sbResponseBody.GetAsString());

  //  If successful, the response status code = 200, and the response body is "{}"


  http.Free;
  cert.Free;
  req.Free;
  jsonToken.Free;
  resp.Free;
  sbResponseBody.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.