Delphi DLL

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: Boolean;
rest: HCkRest;
bTls: Boolean;
bAutoReconnect: Boolean;
username: PWideChar;
password: PWideChar;

begin
success := False;

rest := CkRest_Create();
bTls := True;
bAutoReconnect := True;
success := CkRest_Connect(rest,'example.com',443,bTls,bAutoReconnect);
if (success = False) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    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 := CkRest_SetAuthBasic(rest,username,password);
if (success = False) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    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.
CkRest_ClearAuth(rest);

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

CkRest_Dispose(rest);