Source code for uw.local.util.identity

from uw.web.wsgi.parameter import get_params, ParamHandler

def set_remote_identity (handler):
    """Wrap a handler; store identity associated with $REMOTE_USER.

    Returns a handler which saves the identity associated with the remote user
    in the environment before chaining to the provided handler.  Requires
    access to the database through the already-defined "cursor" parameter.
    """
    def result (environ, start_response):
        environ['remote_identity'] = (get_params (environ)['cursor']).execute_optional_tuple ("select * from person_identity_complete where userid=%(userid)s", userid=environ.get ('REMOTE_USER'))
        return handler (environ, start_response)
    return result

def use_remote_identity (handler):
    """Wrap a handler; access identity associated with $REMOTE_USER.

    Returns a handler which copy the identity associated with the remote user
    from the environment to the 'remote_identity' parameter before chaining to
    the provided handler.  Resulting handler must eventually be wrapped by
    set_remote_identity.
    """
    return ParamHandler (handler, 'remote_identity',
     lambda environ: environ.get ('remote_identity'))