(Delphi ActiveX) Refresh WiX Access Token

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

For more information, see https://dev.wix.com/api/rest/authorization/oauth-2/refresh-an-access-token

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: TChilkatHttp;
jsonToken: TChilkatJsonObject;
success: Integer;
refreshToken: WideString;
json: TChilkatJsonObject;
resp: IChilkatHttpResponse;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
refresh_token: WideString;
access_token: WideString;

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

http := TChilkatHttp.Create(Self);

// 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 := TChilkatJsonObject.Create(Self);
success := jsonToken.LoadFile('qa_data/tokens/wix.json');
if (success <> 1) then
  begin
    Memo1.Lines.Add('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 := TChilkatJsonObject.Create(Self);
json.UpdateString('grant_type','refresh_token');
json.UpdateString('client_id','CLIENT_ID');
json.UpdateString('client_secret','CLIENT_SECRET');
json.UpdateString('refresh_token',refreshToken);

http.SetRequestHeader('Content-Type','application/json');

resp := http.PostJson3('https://www.wix.com/oauth/access','application/json',json.ControlInterface);
if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

sbResponseBody := TChilkatStringBuilder.Create(Self);
resp.GetBodySb(sbResponseBody.ControlInterface);
jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(jResp.Emit());

respStatusCode := resp.StatusCode;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(resp.Header);
    Memo1.Lines.Add('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',0);
end;