def has_permission(permission, context, request):
    """ Check if the current request has a permission on the given context.

    .. deprecated:: 0.9

    :param permission: permission to check for
    :type permission: str

    :param context: context that should be checked for the given permission
    :type context: :class:``kotti.resources.Node``

    :param request: current request
    :type request: :class:`kotti.request.Request`

    :result: ``True`` if request has the permission, ``False`` else
    :rtype: bool
    """

    return request.has_permission(permission, context)