# -*- coding: utf-8 -*-

#

# Copyright IRI (c) 2013

#

# contact@iri.centrepompidou.fr

#

# This software is governed by the CeCILL-B license under French law and

# abiding by the rules of distribution of free software.  You can  use, 

# modify and/ or redistribute the software under the terms of the CeCILL-B

# license as circulated by CEA, CNRS and INRIA at the following URL

# "http://www.cecill.info". 

#

# As a counterpart to the access to the source code and  rights to copy,

# modify and redistribute granted by the license, users are provided only

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# economic rights,  and the successive licensors  have only  limited

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# that may mean  that it is complicated to manipulate,  and  that  also

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from django.contrib.auth import REDIRECT_FIELD_NAME

'''

Created on Oct 10, 2013

@author: ymh

'''

from django.contrib.auth.decorators import user_passes_test

def is_staff(function=None, redirect_field_name=REDIRECT_FIELD_NAME, login_url=None):

    """

    Decorator for views that checks that the user is logged in, redirecting

    to the log-in page if necessary.

    """

    actual_decorator = user_passes_test(

        lambda u: u.is_staff,

        login_url=login_url,

        redirect_field_name=redirect_field_name

    )

    if function:

        return actual_decorator(function)

    return actual_decorator