Delphi ActiveX

Clear REST Authentication Settings

Demonstrates Rest.ClearAuth, which removes any authentication providers and credentials previously configured through the SetAuth* methods.

Background. Clearing authentication is useful when reusing a Rest object for a request that must be sent without credentials, or before switching to a different authentication method.

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var
success: Integer;
rest: TChilkatRest;
bTls: Integer;
bAutoReconnect: Integer;
username: WideString;
password: WideString;

begin
success := 0;

rest := TChilkatRest.Create(Self);
bTls := 1;
bAutoReconnect := 1;
success := rest.Connect('example.com',443,bTls,bAutoReconnect);
if (success = 0) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

//  Normally you would not hard-code secrets in source.  You should instead obtain them from an
//  interactive prompt, environment variable, or a secrets vault.
username := 'myUsername';
password := 'myPassword';
success := rest.SetAuthBasic(username,password);
if (success = 0) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

//  ClearAuth removes any authentication providers and credentials previously configured through the
//  SetAuth* methods, for example before reusing the object for an unauthenticated request.
rest.ClearAuth();

Memo1.Lines.Add('Authentication cleared.');