a
    5Xh                     @   sD   d dl mZ d dlmZmZ e ZG dd dZG dd dZdS )    )settings)	constantsutilsc                   @   sJ   e Zd ZdZdddZdd Zdd Zd	d
 Zedd Z	edd Z
dS )Messagez
    Represent an actual message that can be stored in any of the supported
    storage classes (typically session- or cookie-based) and rendered in a view
    or template.
    Nc                 C   s   t || _|| _|| _d S N)intlevelmessage
extra_tagsselfr   r	   r
    r   i/var/www/viveiro_mudafortebrasil/venv/lib/python3.9/site-packages/django/contrib/messages/storage/base.py__init__   s    
zMessage.__init__c                 C   s*   t | j| _| jdur t | jnd| _dS )z
        Prepare the message for serialization by forcing the ``message``
        and ``extra_tags`` to str in case they are lazy translations.
        N)strr	   r
   r   r   r   r   _prepare   s    zMessage._preparec                 C   s&   t |tstS | j|jko$| j|jkS r   )
isinstancer   NotImplementedr   r	   )r   otherr   r   r   __eq__   s    
zMessage.__eq__c                 C   s
   t | jS r   )r   r	   r   r   r   r   __str__    s    zMessage.__str__c                 C   s   d dd | j| jfD S )N c                 s   s   | ]}|r|V  qd S r   r   ).0tagr   r   r   	<genexpr>%       zMessage.tags.<locals>.<genexpr>)joinr
   	level_tagr   r   r   r   tags#   s    zMessage.tagsc                 C   s   t | jdS )N )
LEVEL_TAGSgetr   r   r   r   r   r   '   s    zMessage.level_tag)N)__name__
__module____qualname____doc__r   r   r   r   propertyr   r   r   r   r   r   r      s   

r   c                       s   e Zd ZdZ fddZdd Zdd Zdd	 Zd
d Ze	dd Z
dd Zdd Zdd Zdd ZdddZdd ZdddZe	eeeZ  ZS ) BaseStoragez
    This is the base backend for temporary message storage.

    This is not a complete class; to be a usable storage backend, it must be
    subclassed and the two methods ``_get`` and ``_store`` overridden.
    c                    s.   || _ g | _d| _d| _t j|i | d S )NF)request_queued_messagesused	added_newsuperr   )r   r)   argskwargs	__class__r   r   r   4   s
    zBaseStorage.__init__c                 C   s   t | jt | j S r   )len_loaded_messagesr*   r   r   r   r   __len__;   s    zBaseStorage.__len__c                 C   s*   d| _ | jr | j| j g | _t| jS )NT)r+   r*   r3   extenditerr   r   r   r   __iter__>   s
    zBaseStorage.__iter__c                 C   s   || j v p|| jv S r   )r3   r*   )r   itemr   r   r   __contains__E   s    zBaseStorage.__contains__c                 C   s   d| j j d| jdS )N<z
: request=>)r1   r%   r)   r   r   r   r   __repr__H   s    zBaseStorage.__repr__c                 C   s&   t | ds |  \}}|pg | _| jS )zs
        Return a list of loaded messages, retrieving them first if they have
        not been loaded yet.
        _loaded_data)hasattr_getr=   )r   messagesZall_retrievedr   r   r   r3   K   s    

zBaseStorage._loaded_messagesc                 O   s   t ddS )a  
        Retrieve a list of stored messages. Return a tuple of the messages
        and a flag indicating whether or not all the messages originally
        intended to be stored in this storage were, in fact, stored and
        retrieved; e.g., ``(messages, all_retrieved)``.

        **This method must be implemented by a subclass.**

        If it is possible to tell if the backend was not used (as opposed to
        just containing no messages) then ``None`` should be returned in
        place of ``messages``.
        z6subclasses of BaseStorage must provide a _get() methodNNotImplementedError)r   r.   r/   r   r   r   r?   V   s    zBaseStorage._getc                 O   s   t ddS )z
        Store a list of messages and return a list of any messages which could
        not be stored.

        One type of object must be able to be stored, ``Message``.

        **This method must be implemented by a subclass.**
        z8subclasses of BaseStorage must provide a _store() methodNrA   )r   r@   responser.   r/   r   r   r   _storeg   s    	zBaseStorage._storec                 C   s   |D ]}|   qdS )z9
        Prepare a list of messages for storage.
        N)r   )r   r@   r	   r   r   r   _prepare_messagest   s    zBaseStorage._prepare_messagesc                 C   sB   |  | j | jr | | j|S | jr>| j| j }| ||S dS )z
        Store all unread messages.

        If the backend has yet to be iterated, store previously stored messages
        again. Otherwise, only store messages added after the last iteration.
        N)rE   r*   r+   rD   r,   r3   )r   rC   r@   r   r   r   update{   s    zBaseStorage.updater    c                 C   sB   |sdS t |}|| jk rdS d| _t|||d}| j| dS )z
        Queue a message to be stored.

        The message is only queued if it contained something and its level is
        not less than the recording level (``self.level``).
        NT)r
   )r   r   r,   r   r*   appendr   r   r   r   add   s    
zBaseStorage.addc                 C   s    t | dsttdtj| _| jS )z
        Return the minimum recorded level.

        The default level is the ``MESSAGE_LEVEL`` setting. If this is
        not found, the ``INFO`` level is used.
        _levelZMESSAGE_LEVEL)r>   getattrr   r   INFOrI   r   r   r   r   
_get_level   s    
zBaseStorage._get_levelNc                 C   s&   |du rt | dr| `n
t|| _dS )z
        Set a custom minimum recorded level.

        If set to ``None``, the default level will be used (see the
        ``_get_level`` method).
        NrI   )r>   rI   r   )r   valuer   r   r   
_set_level   s    zBaseStorage._set_level)r    )N)r#   r$   r%   r&   r   r4   r7   r9   r<   r'   r3   r?   rD   rE   rF   rH   rL   rN   r   __classcell__r   r   r0   r   r(   ,   s    



r(   N)	Zdjango.confr   Zdjango.contrib.messagesr   r   Zget_level_tagsr!   r   r(   r   r   r   r   <module>   s   %