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o �h$ � @ s� d dl Z d dlmZ d dlmZ d dlmZmZmZ d dl m Z d dl m Z e� Z G dd� d�ZG d d � d e�ZG d d � d e�ZG d d� de�ZG dd� de�ZdS )� N)�get_user_model)� Permission)�Exists�OuterRef�Q)�RemovedInDjango50Warning)�func_supports_parameterc @ sD e Zd Zdd� Zdd� Zddd�Zddd �Zdd d �Zdd d �ZdS )� BaseBackendc K � d S �N� )�self�request�kwargsr r �O/usr/local/CyberCP/lib/python3.10/site-packages/django/contrib/auth/backends.py� authenticate � zBaseBackend.authenticatec C r r r )r �user_idr r r �get_user r zBaseBackend.get_userNc C � t � S r ��set�r �user_obj�objr r r �get_user_permissions � z BaseBackend.get_user_permissionsc C r r r r r r r �get_group_permissions r z!BaseBackend.get_group_permissionsc C s h | j ||d��| j||d��S �N)r )r r r r r r �get_all_permissions s � �z BaseBackend.get_all_permissionsc C s || j ||d�v S r )r �r r �permr r r r �has_perm s zBaseBackend.has_permr ) �__name__� __module__� __qualname__r r r r r r" r r r r r s r c s� e Zd ZdZd dd�Zdd� Zdd� Zd d � Zd d � Zd d d�Z d dd�Z d � fdd� Z d � fdd� Z dd� Z d dd�Zdd� Z� ZS ) � ModelBackendz9 Authenticates against settings.AUTH_USER_MODEL. Nc K s| |d u r |� tj�}|d u s|d u rd S ztj�|�}W n tjy- t� �|� Y d S w |�|�r:| �|�r<|S d S d S r ) �get� UserModel�USERNAME_FIELD�_default_manager�get_by_natural_key� DoesNotExist� set_password�check_password�user_can_authenticate)r r �username�passwordr �userr r r r ( s ��zModelBackend.authenticatec C s t |dd�S )z{ Reject users with is_active=False. Custom user models that don't have that attribute are allowed. � is_activeT)�getattr�r r2 r r r r/ 7 s z"ModelBackend.user_can_authenticatec C s |j �� S r )�user_permissions�all)r r r r r �_get_user_permissions> s z"ModelBackend._get_user_permissionsc C s0 t � j�d�}d|�� }tjjdi ||i��S )N�groupsz group__%sr )r �_meta� get_field�related_query_namer �objects�filter)r r �user_groups_field�user_groups_queryr r r �_get_group_permissionsA s z#ModelBackend._get_group_permissionsc C s� |j r |js |dur t� S d| }t||�s;|jr tj�� }n t| d| �|�}|� dd�� � }t ||dd� |D �� t||�S )z� Return the permissions of `user_obj` from `from_name`. `from_name` can be either "group" or "user" to return permissions from `_get_group_permissions` or `_get_user_permissions` respectively. Nz_%s_perm_cachez_get_%s_permissions�content_type__app_label�codenamec S s h | ] \}}d ||f �qS )z%s.%sr )�.0�ct�namer r r � <setcomp>W s z0ModelBackend._get_permissions.<locals>.<setcomp>) r3 � is_anonymousr �hasattr� is_superuserr r= r7 r4 � values_list�order_by�setattr)r r r � from_name�perm_cache_name�permsr r r �_get_permissionsF s � z ModelBackend._get_permissionsc C � | � ||d�S )zs Return a set of permission strings the user `user_obj` has from their `user_permissions`. r2 �rQ r r r r r [ � z!ModelBackend.get_user_permissionsc C rR )zq Return a set of permission strings the user `user_obj` has from the groups they belong. �grouprS r r r r r b rT z"ModelBackend.get_group_permissionsc s8 |j r |js |d ur t� S t|d�st� �|�|_|jS )N� _perm_cache)r3 rH r rI �superr rV r �� __class__r r r i s z ModelBackend.get_all_permissionsc s |j o t� j|||d�S r )r3 rW r" r rX r r r" p s zModelBackend.has_permc s" |j ot� fdd�| �|�D ��S )zU Return True if user_obj has any permissions in the given app_label. c 3 s& � | ]}|d |� d�� � kV qd S )N�.)�index)rD r! �� app_labelr r � <genexpr>w s � � �z0ModelBackend.has_module_perms.<locals>.<genexpr>)r3 �anyr )r r r] r r\ r �has_module_permss s �z ModelBackend.has_module_permsTc C s� t |t�rz |�d�\}}W n ty td��w t |t�s#td��|dur,tj�� S t t d�d�t t d�d�B }t |t�rH|t |j d�M }n|t ||d �M }t tj �|��}|ra|t d d �O }|durl|t |d �M }tj�|�S ) z� Return users that have permission "perm". By default, filter out inactive users and include superusers. rZ zDPermission name should be in the form app_label.permission_codename.z>The `perm` argument must be a string or a permission instance.N�pk)� group__user)r2 �ra )rC rB T)rJ )r3 )� isinstance�str�split� ValueErrorr � TypeErrorr( r* �noner r ra r r= r> ) r r! r3 �include_superusersr r] rC � permission_q�user_qr r r � with_perm| s0 �� � zModelBackend.with_permc C s< z t jj|d�}W n t jy Y d S w | �|�r |S d S )Nrc )r( r* r' r, r/ )r r r2 r r r r � s �zModelBackend.get_user)NNr )TTN)r# r$ r% �__doc__r r/ r8 rA rQ r r r r" r` rm r � __classcell__r r rX r r& # s #r& c @ � e Zd Zdd� ZdS )�AllowAllUsersModelBackendc C � dS �NTr r5 r r r r/ � r z/AllowAllUsersModelBackend.user_can_authenticateN�r# r$ r% r/ r r r r rq � � rq c @ s. e Zd ZdZdZdd� Zdd� Zd dd�Zd S ) �RemoteUserBackenda� This backend is to be used in conjunction with the ``RemoteUserMiddleware`` found in the middleware module of this package, and is used when the server is handling authentication outside of Django. By default, the ``authenticate`` method creates ``User`` objects for usernames that don't already exist in the database. Subclasses can disable this behavior by setting the ``create_unknown_user`` attribute to ``False``. Tc C s� |sdS d}d}| � |�}| jr tjjdi tj|i��\}}nztj�|�}W n tjy1 Y nw t| j d�rA| j |||d�}nt j d| j j � d�td� |rV| � ||�}| �|�r]|S dS ) ai The username passed as ``remote_user`` is considered trusted. Return the ``User`` object with the given username. Create a new ``User`` object if ``create_unknown_user`` is ``True``. Return None if ``create_unknown_user`` is ``False`` and a ``User`` object with the given username is not found in the database. NF�created)rw z1`created=True` must be added to the signature of z.configure_user().)�categoryr )�clean_username�create_unknown_userr( r* � get_or_creater) r+ r, r �configure_user�warnings�warnrY r% r r/ )r r � remote_userrw r2 r0 r r r r � s2 �� �� z RemoteUserBackend.authenticatec C s |S )z� Perform any cleaning on the "username" prior to using it to get or create the user object. Return the cleaned username. By default, return the username unchanged. r )r r0 r r r ry � s z RemoteUserBackend.clean_usernamec C s |S )zp Configure a user and return the updated user. By default, return the user unmodified. r )r r r2 rw r r r r| � s z RemoteUserBackend.configure_userN)T)r# r$ r% rn rz r ry r| r r r r rv � s * rv c @ rp )� AllowAllUsersRemoteUserBackendc C rr rs r r5 r r r r/ � r z4AllowAllUsersRemoteUserBackend.user_can_authenticateNrt r r r r r� � ru r� )r} �django.contrib.authr �django.contrib.auth.modelsr �django.db.modelsr r r �django.utils.deprecationr �django.utils.inspectr r( r r& rq rv r� r r r r �<module> s K
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