Pascal (Lazarus/Delphi)

Refresh WiX Access Token

See more WiX Examples

Request a new access token each time you call a WiX API. Use the refresh token together with your secret key, to request refresh tokens 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.StringBuilder,
  Chilkat.HttpResponse,
  Chilkat.JsonObject;

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

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  jsonToken: TJsonObject;
  refreshToken: string;
  json: TJsonObject;
  resp: THttpResponse;
  sbResponseBody: TStringBuilder;
  jResp: TJsonObject;
  respStatusCode: Integer;
  refresh_token: string;
  access_token: string;

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://www.wix.com/oauth/access \
  //    -H 'Content-Type: application/json' \
  //    -d '{
  //      "grant_type": "refresh_token",
  //      "client_id": <CLIENT_ID>,
  //      "client_secret": <CLIENT_SECRET>,
  //      "refresh_token": <REFRESH_TOKEN>
  //  }'

  //  It is assumed we previously obtained an OAuth2 access token.
  //  This example loads the JSON access token file 
  //  saved by this example: Get WiX OAuth2 Access Token

  jsonToken := TJsonObject.Create;
  success := jsonToken.LoadFile('qa_data/tokens/wix.json');
  if (success <> True) then
    begin
      WriteLn('Failed to load square.json');
      Exit;
    end;

  //  Get the "refresh_token"
  refreshToken := jsonToken.StringOf('refresh_token');

  //  The following JSON is sent in the request body.

  //  {
  //    "grant_type": "refresh_token",
  //    "client_id": <APP_ID>,
  //    "client_secret": <APP_SECRET>,
  //    "refresh_token": <REFRESH_TOKEN>
  //  }

  json := TJsonObject.Create;
  json.UpdateString('grant_type','refresh_token');
  json.UpdateString('client_id','CLIENT_ID');
  json.UpdateString('client_secret','CLIENT_SECRET');
  json.UpdateString('refresh_token',refreshToken);

  resp := THttpResponse.Create;
  success := http.HttpJson('POST','https://www.wix.com/oauth/access',json,'application/json',resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  sbResponseBody := TStringBuilder.Create;
  resp.GetBodySb(sbResponseBody);
  jResp := TJsonObject.Create;
  jResp.LoadSb(sbResponseBody);
  jResp.EmitCompact := False;

  WriteLn('Response Body:');
  WriteLn(jResp.Emit());

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

  //  Sample JSON response:

  //  {
  //    "refresh_token": "OAUTH2.eyJraWQ ... vnB4cQ",
  //    "access_token": "OAUTH2.eyJra ... la18lrw"
  //  }

  refresh_token := jResp.StringOf('refresh_token');
  access_token := jResp.StringOf('access_token');

  //  Save the new JSON access token response to a file.
  sbResponseBody.WriteFile('qa_data/tokens/wix.json','utf-8',False);


  http.Free;
  jsonToken.Free;
  json.Free;
  resp.Free;
  sbResponseBody.Free;
  jResp.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.