U
    HaÉ  ã                   @   sD   d dl mZ d dlmZ d dlmZ ddlmZ G dd„ deƒZdS )	é    )Úsettings)ÚHttpResponse)ÚMiddlewareMixiné   )Úget_view_namec                   @   s   e Zd ZdZdd„ ZdS )ÚXViewMiddlewarez9
    Add an X-View header to internal HEAD requests.
    c                 C   sZ   t |dƒstdƒ‚|jdkrV|j d¡tjks>|jjrV|jj	rVt
ƒ }t|ƒ|jd< |S dS )a  
        If the request method is HEAD and either the IP is internal or the
        user is a logged-in staff member, return a response with an x-view
        header indicating the view function. This is used to lookup the view
        function for an arbitrary page.
        ÚuserzªThe XView middleware requires authentication middleware to be installed. Edit your MIDDLEWARE setting to insert 'django.contrib.auth.middleware.AuthenticationMiddleware'.ÚHEADZREMOTE_ADDRzX-ViewN)ÚhasattrÚAssertionErrorÚmethodZMETAÚgetr   ZINTERNAL_IPSr   Z	is_activeZis_staffr   r   Úheaders)ÚselfÚrequestZ	view_funcZ	view_argsZview_kwargsÚresponse© r   úG/tmp/pip-unpacked-wheel-3jxiddxt/django/contrib/admindocs/middleware.pyÚprocess_view   s    ÿÿÿzXViewMiddleware.process_viewN)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   r   r   r      s   r   N)	Zdjango.confr   Zdjango.httpr   Zdjango.utils.deprecationr   Úutilsr   r   r   r   r   r   Ú<module>   s   