onAuthenticate
fun onAuthenticate( connectFlags: <Error class: unknown class> = ConnectFlags(0u), handler: (auth: Auth, retrying: Boolean) -> Boolean): <Error class: unknown class>(source)
Emitted when the message requires authentication.
If credentials are available call method@Auth.authenticate on
Parameters
connectFlags
a combination of ConnectFlags
handler
the Callback to connect. Params: auth the #SoupAuth to authenticate; retrying true if this is the second (or later) attempt. Returns true to stop other handlers from being invoked or false to propagate the event further.