U
    EZh                     @   sP  d Z ddlZddlZddlZddlZddlmZmZm	Z	 ddl
mZ ddlmZ ddlmZ ddlmZ ddlmZ dd	lmZ dd
lmZ ddlmZmZmZ ddlmZmZmZ e e!Z"eee# dddZ$eee%ee& dddZ'e%e%dddZ(e%e%e%dddZ)eee%dddZ*eeedddZ+G dd  d Z,G d!d" d"Z-dS )#z)Download files with progress indicators.
    N)IterableOptionalTuple)Response)get_download_progress_renderer)NetworkConnectionError)PyPI)Link)is_from_cache)
PipSession)HEADERSraise_for_statusresponse_chunks)format_sizeredact_auth_from_urlsplitext)respreturnc              
   C   s2   zt | jd W S  tttfk
r,   Y d S X d S )Nzcontent-length)intheaders
ValueErrorKeyError	TypeError)r    r   B/tmp/pip-unpacked-wheel-36xvkur8/pip/_internal/network/download.py_get_http_response_size   s    r   )r   linkprogress_barr   c           	      C   s   t | }|jtjkr|j}n|j}t|}|rB| dt| d}t| rXt	
d| nt	
d| t	 tjkrxd}n*t| rd}n|sd}n|dkrd}nd}t| }|s|S t||d}||S )	Nz ()zUsing cached %szDownloading %sFTi   )Zbar_typesize)r   netlocr   file_storage_domainshow_urlurl_without_fragmentr   r   r
   loggerinfogetEffectiveLevelloggingINFOr   r   )	r   r   r   total_lengthurl
logged_urlshow_progresschunksZrendererr   r   r   _prepare_download   s0    r.   )filenamer   c                 C   s   t j| S )zJ
    Sanitize the "filename" value from a Content-Disposition header.
    )ospathbasename)r/   r   r   r   sanitize_content_filenameI   s    r3   )content_dispositiondefault_filenamer   c                 C   s4   t j }| |d< |d}|r,tt|}|p2|S )z
    Parse the "filename" value from a Content-Disposition header, and
    return the default filename if the result is empty.
    content-typer/   )emailmessageMessage	get_paramr3   str)r4   r5   mr/   r   r   r   parse_content_dispositionP   s    

r=   )r   r   r   c                 C   s   |j }| jd}|r t||}t|d }|sPt| jdd}|rP||7 }|s~|j| jkr~tj	| jd }|r~||7 }|S )zoGet an ideal filename from the given HTTP response, falling back to
    the link filename if not provided.
    zcontent-disposition   r6    )
r/   r   getr=   r   	mimetypesguess_extensionr*   r0   r1   )r   r   r/   r4   extr   r   r   _get_http_response_filename_   s    
rD   )sessionr   r   c                 C   s.   |j ddd }| j|tdd}t| |S )N#r>   r   T)r   stream)r*   splitr@   r   r   )rE   r   
target_urlr   r   r   r   _http_get_downloadt   s    rJ   c                   @   s8   e Zd ZeeddddZeeeeef dddZdS )
DownloaderNrE   r   r   c                 C   s   || _ || _d S N_session_progress_barselfrE   r   r   r   r   __init__|   s    zDownloader.__init__)r   locationr   c              
   C   s   zt | j|}W nD tk
rT } z&|jdk	s0ttd|jj|  W 5 d}~X Y nX t||}t	j
||}t||| j}t|d}|D ]}	||	 qW 5 Q R X |jdd}
||
fS )z.Download the file given by link into location.NHTTP error %s while getting %swbContent-Typer?   rJ   rO   r   responseAssertionErrorr$   criticalstatus_coderD   r0   r1   joinr.   rP   openwriter   r@   )rR   r   rT   r   er/   filepathr-   content_filechunkcontent_typer   r   r   __call__   s$      
zDownloader.__call__)	__name__
__module____qualname__r   r;   rS   r	   r   re   r   r   r   r   rK   {   s
   rK   c                   @   sH   e Zd ZeeddddZee eeeeeeef f  dddZ	dS )BatchDownloaderNrL   c                 C   s   || _ || _d S rM   rN   rQ   r   r   r   rS      s    zBatchDownloader.__init__)linksrT   r   c                 c   s   |D ]}zt | j|}W nD tk
r\ } z&|jdk	s8ttd|jj|  W 5 d}~X Y nX t||}t	j
||}t||| j}t|d}	|D ]}
|	|
 qW 5 Q R X |jdd}|||ffV  qdS )z0Download the files given by links into location.NrU   rV   rW   r?   rX   )rR   rj   rT   r   r   r`   r/   ra   r-   rb   rc   rd   r   r   r   re      s&    
zBatchDownloader.__call__)
rf   rg   rh   r   r;   rS   r   r	   r   re   r   r   r   r   ri      s   	 ri   ).__doc__email.messager7   r'   rA   r0   typingr   r   r   pip._vendor.requests.modelsr   Zpip._internal.cli.progress_barsr   pip._internal.exceptionsr   pip._internal.models.indexr   pip._internal.models.linkr	   pip._internal.network.cacher
   pip._internal.network.sessionr   pip._internal.network.utilsr   r   r   pip._internal.utils.miscr   r   r   	getLoggerrf   r$   r   r   r;   bytesr.   r3   r=   rD   rJ   rK   ri   r   r   r   r   <module>   s6   
*