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Editing: archive.cpython-310.pyc
o �a� � @ s� d Z ddlZddlZddlZddlZddlZddlmZ G dd� de�Z G dd� de �Z dd � Z G d d � d �Z G d d � d �Z G dd� de �ZG dd� de �Ze�de�Zeed< dS )a� Based on "python-archive" -- https://pypi.org/project/python-archive/ Copyright (c) 2010 Gary Wilson Jr. <gary.wilson@gmail.com> and contributors. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. � N)�SuspiciousOperationc @ � e Zd ZdZdS )�ArchiveExceptionz6 Base exception class for all archive errors. N��__name__� __module__� __qualname__�__doc__� r r �6/usr/lib/python3/dist-packages/django/utils/archive.pyr ! � r c @ r )�UnrecognizedArchiveFormatzK Error raised when passed file is not a recognized archive format. Nr r r r r r ' r r c C s8 t | ��}|�|� W d � dS 1 sw Y dS )ze Unpack the tar or zip file at the specified path to the directory specified by to_path. N)�Archive�extract)�path�to_path�archiver r r r - s "�r c @ sL e Zd ZdZdd� Zedd� �Zdd� Zdd � Zd d � Z d d � Z dd� Z dS )r zM The external API class that encapsulates an archive implementation. c C s | � |�|�| _d S �N)� _archive_cls�_archive��self�filer r r �__init__: s zArchive.__init__c C s� d }t | t�r | }nz| j}W n ty td��w tj�|�� �\}}t � |�}|s9tj�|�\}}t � |�}|sAtd| ��|S )Nz,File object not a recognized archive format.z(Path not a recognized archive format: %s) � isinstance�str�name�AttributeErrorr �osr �splitext�lower� extension_map�get)r �cls�filename�base�tail_ext�extr r r r = s( �� �zArchive._archive_clsc C s | S r r �r r r r � __enter__R s zArchive.__enter__c C s | � � d S r )�close)r �exc_type� exc_value� tracebackr r r �__exit__U s zArchive.__exit__c C s | j �|� d S r )r r )r r r r r r X � zArchive.extractc C � | j �� d S r �r �listr( r r r r2 [ � z Archive.listc C r0 r �r r* r( r r r r* ^ r3 z Archive.closeN) r r r r r � staticmethodr r) r. r r2 r* r r r r r 6 s r c @ sD e Zd ZdZedd� �Zdd� Zdd� Zdd � Zd d � Z d d � Z dS )� BaseArchivezI Base Archive class. Implementations should inherit this class. c C s | t j@ r t�|| � dS dS )z� If the file in the archive has some permissions (this assumes a file won't be writable/executable without being readable), apply those permissions to the unarchived file. N)�stat�S_IROTHr �chmod)�moder$ r r r �_copy_permissionsf s �z BaseArchive._copy_permissionsc C sl t |�}|�d��d�}d|v r(d|v r |�d�|�d�k s"d|vr(|�dd�S d|v r2|�dd�S |dfS )N�/�\� � )r �lstrip�find�split)r r r r r �split_leading_dirp s , z BaseArchive.split_leading_dirc C sF d}|D ] }| � |�\}}|s dS |du r|}q||kr dS qdS )z� Return True if all the paths have the same leading path name (i.e., everything is in one subdirectory in an archive). NFT)rC )r �paths� common_prefixr �prefix�restr r r �has_leading_dirz s �zBaseArchive.has_leading_dirc C s< t j�|�}t j�t j�||��}|�|�s td| ��|S )Nz#Archive contains invalid path: '%s')r r �abspath�join� startswithr )r r r � target_pathr$ r r r �target_filename� s zBaseArchive.target_filenamec C � t d��)Nz:subclasses of BaseArchive must provide an extract() method��NotImplementedErrorr( r r r r � � zBaseArchive.extractc C rN )Nz6subclasses of BaseArchive must provide a list() methodrO r( r r r r2 � rQ zBaseArchive.listN) r r r r r5 r; rC rH rM r r2 r r r r r6 b s r6 c @ �, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) � TarArchivec C � t �|�| _d S r )�tarfile�openr r r r r r � r/ zTarArchive.__init__c O � | j j|i |�� d S r r1 �r �args�kwargsr r r r2 � � zTarArchive.listc C s< | j �� }| �dd� |D ��}|D ]�}|j}|r | �|�d }| �||�}|�� r3|r2tj|dd� qz`z| j � |�}W n t t fyZ } zt d||j|f � W Y d }~n6d }~ww tj �|�} | rjtj| dd� t|d��} t�|| � | �|j|� W d � n1 s�w Y W |r�|�� q|r�|�� w w d S )Nc s s � | ]}|j V qd S r )r )�.0�xr r r � <genexpr>� s � z%TarArchive.extract.<locals>.<genexpr>r> T��exist_okz/In the tar file %s the member %s is invalid: %s�wb)r � getmembersrH r rC rM �isdirr �makedirs� extractfile�KeyErrorr �printr �dirnamerV �shutil� copyfileobjr; r: r* ) r r �members�leading�memberr r$ � extracted�excrh �outfiler r r r � sD � ��� ���� ��zTarArchive.extractc C r0 r r4 r( r r r r* � r3 zTarArchive.closeN�r r r r r2 r r* r r r r rS � s rS c @ rR ) � ZipArchivec C rT r )�zipfile�ZipFiler r r r r r � r/ zZipArchive.__init__c O rW r )r �printdirrX r r r r2 � r[ zZipArchive.listc C s� | j �� }| �|�}|D ]a}| j �|�}| j �|�}|r#| �|�d }|s&q | �||�}|�d�r9tj |dd� q tj � |�}|rHtj |dd� t |d�� } | � |� W d � n1 s]w Y |jd? } | �| |� q d S )Nr> )r< r= Tr_ ra � )r �namelistrH �read�getinforC rM �endswithr rd r rh rV �write� external_attrr; ) r r rw rl r �data�infor$ rh rp r: r r r r � s* � �zZipArchive.extractc C r0 r r4 r( r r r r* � r3 zZipArchive.closeNrq r r r r rr � s rr ) z.tarz.tar.bz2z.tbz2z.tbzz.tz2z.tar.gzz.tgzz.tazz .tar.lzmaz.tlzz.tar.xzz.txzz.zip)r r ri r7 rU rs �django.core.exceptionsr � Exceptionr r r r r6 rS rr �dict�fromkeysr! r r r r �<module> s$ ,6*$�
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