Check for a client JSON
gar_setup_clientid(session_user = NULL, client_json = "GAR_CLIENT_JSON")
TRUE is client_id is ready, FALSE if it is not
1 for user level, 2 for project level, leave NULL
to be prompted
The environment argument to be used for client_id/secret
Other setup functions:
gar_setup_auth_check()
,
gar_setup_auth_key()
,
gar_setup_edit_renviron()
,
gar_setup_env_check()
,
gar_setup_menu()
,
gar_setup_menu_do()