Pascal (Lazarus/Delphi)

Update an Inventory Listing using OAuth1 Authentication

See more Etsy Examples

Updates an inventory listing. This example uses OAuth1 authentication instead of providing an api_key=MY_ETSY_KEYSTRING query parameter. 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.OAuth1,
  Chilkat.Rest,
  Chilkat.JsonObject;

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

procedure RunDemo;
var
  success: Boolean;
  rest: TRest;
  json: TJsonObject;
  oauth1: TOAuth1;
  autoReconnect: Boolean;
  tls: Boolean;
  jsonText: string;
  jsonResponseText: string;
  jsonResponse: TJsonObject;

begin
  success := False;

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

  rest := TRest.Create;

  //  See this example for getting an OAuth1 token for Etsy

  json := TJsonObject.Create;
  success := json.LoadFile('qa_data/tokens/etsy.json');
  if (success = False) then
    begin
      WriteLn('Failed to load previously fetched Etsy OAuth1 access token.');
      Exit;
    end;

  oauth1 := TOAuth1.Create;

  oauth1.ConsumerKey := 'app_keystring';
  oauth1.ConsumerSecret := 'app_shared_secret';
  oauth1.Token := json.StringOf('oauth_token');
  oauth1.TokenSecret := json.StringOf('oauth_token_secret');
  oauth1.SignatureMethod := 'HMAC-SHA1';
  oauth1.GenNonce(16);

  autoReconnect := True;
  tls := True;
  success := rest.Connect('openapi.etsy.com',443,tls,autoReconnect);
  if (success = False) then
    begin
      WriteLn(rest.LastErrorText);
      Exit;
    end;

  //  Tell the REST object to use the OAuth1 object.
  success := rest.SetAuthOAuth1(oauth1,True);

  jsonText := '[{"product_id":1999949999,"property_values":[],"offerings":[{"offering_id":9999905883,"price":"36.23","quantity":1}]}]';

  rest.AddQueryParam('products',jsonText);
  rest.AddHeader('Content-Type','application/x-www-form-urlencoded');

  jsonResponseText := rest.FullRequestFormUrlEncoded('PUT','/v2/listings/228827035/inventory');
  if (rest.LastMethodSuccess = False) then
    begin
      WriteLn(rest.LastErrorText);
      Exit;
    end;

  jsonResponse := TJsonObject.Create;
  jsonResponse.Load(jsonResponseText);
  jsonResponse.EmitCompact := False;

  WriteLn(jsonResponse.Emit());

  WriteLn('Response status code: ' + rest.ResponseStatusCode);


  rest.Free;
  json.Free;
  oauth1.Free;
  jsonResponse.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.