def parse_soap_enveloped_saml(text, body_class, header_class=None):
    """Parses a SOAP enveloped SAML thing and returns header parts and body

    :param text: The SOAP object as XML
    :return: header parts and body as saml.samlbase instances
    """
    envelope = ElementTree.fromstring(text)
    assert envelope.tag == '{%s}Envelope' % NAMESPACE

    # print(len(envelope))
    body = None
    header = {}
    for part in envelope:
        # print(">",part.tag)
        if part.tag == '{%s}Body' % NAMESPACE:
            for sub in part:
                try:
                    body = saml2.create_class_from_element_tree(body_class, sub)
                except Exception:
                    raise Exception(
                        "Wrong body type (%s) in SOAP envelope" % sub.tag)
        elif part.tag == '{%s}Header' % NAMESPACE:
            if not header_class:
                raise Exception("Header where I didn't expect one")
            # print("--- HEADER ---")
            for sub in part:
                # print(">>",sub.tag)
                for klass in header_class:
                    # print("?{%s}%s" % (klass.c_namespace,klass.c_tag))
                    if sub.tag == "{%s}%s" % (klass.c_namespace, klass.c_tag):
                        header[sub.tag] = \
                            saml2.create_class_from_element_tree(klass, sub)
                        break

    return body, header