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"""
RFC 5397 (WebDAV Current Principal Extension) XML Elements

This module provides XML element definitions for use with the
DAV:current-user-principal property.

See RFC 5397: http://www.ietf.org/rfc/rfc5397.txt
"""

__all__ = []


from txdav.xml.base import WebDAVElement, dav_namespace
from txdav.xml.element import registerElement, registerElementClass


@registerElement
@registerElementClass
class CurrentUserPrincipal(WebDAVElement):
    """
    Current principal information
    """
    name = "current-user-principal"

    allowed_children = {
        (dav_namespace, "href")            : (0, 1),
        (dav_namespace, "unauthenticated") : (0, 1),
    }
