3
;p_                 @   s   d dl mZ d dlZd dlZd dlZd dlZd dlZd dl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 d dlmZmZmZmZmZmZ ejdejZdd	d
ZG dd deZdS )    )print_functionN)OrderedDict)log)ZIP_DEFLATEDZipInfoZipFile)
WheelError)urlsafe_b64decode
as_unicodenativeurlsafe_b64encodeas_bytesStringIOzt^(?P<namever>(?P<name>.+?)-(?P<ver>.+?))(-(?P<build>\d[^-]*))?
     -(?P<pyver>.+?)-(?P<abi>.+?)-(?P<plat>.+?)\.whl$c             C   s,   t tjjd| ptj } tj| dd S )NZSOURCE_DATE_EPOCHr      )intosenvirongettimegmtime)	timestamp r   2/tmp/pip-install-ofl94hr3/wheel/wheel/wheelfile.pyget_zipinfo_datetime   s    r   c               @   sR   e Zd ZdZejZdefddZdddZ	dd	 Z
dd
dZdddZdd ZdS )	WheelFilezA ZipFile derivative class that also reads SHA-256 hashes from
    .dist-info/RECORD and checks any read files against those.
    rc             C   s  t jj|}tj|| _|jd s.| jd kr<tdj|t	j
| |||dd dj| jjd| _| jd | _t | _i | _|dkrd| j| j< d| j| jd	 < d| j| jd
 < y| j| j}W n$ tk
r   tdj| jY nX | x|D ]}|jd}|jdd\}}}	| r|jd\}
}ytj|
 W n$ tk
r\   tdj|
Y nX |
j dkrztdj|
|
t|jdf| j|<  qW W d Q R X d S )Nz.whlzBad wheel filename {!r}T)compression
allowZip64z{}.dist-infoZnameverz/RECORDr   z.jwsz.p7szMissing {} filezutf-8,   =zUnsupported hash algorithm: {}md5sha1z4Weak hash algorithm ({}) is not permitted by PEP 427ascii)NN)NN)NN>   r!   r"   )r   pathbasenameWHEEL_INFO_REmatchZparsed_filenameendswithr   formatr   __init__groupZdist_info_pathrecord_pathr   _file_hashes_file_sizesopenKeyErrordecodersplitsplithashlibnew
ValueErrorlowerr	   encode)selffilemoder   r%   recordliner$   Zhash_sumsize	algorithmr   r   r   r*   &   s@    


zWheelFile.__init__Nc                s   d fdd	}t t|tr(|jn||dkr^jd r^| jkr^tdjtt	j
| ||| |dkrjd r| j \}d k	rtj| j|  _ S )Nc                sR   |d kr j }|  n
| | j|  |rNj krNtdjtd S )NzHash mismatch for file '{}')_eofupdatedigestr   r)   r   )newdataeof)efef_nameexpected_hashrunning_hashupdate_crc_origr   r   _update_crcR   s    


z#WheelFile.open.<locals>._update_crcr   /zNo hash found for file '{}')N)r
   
isinstancer   filenamer(   r-   r   r)   r   r   r/   r4   r5   rJ   )r9   Zname_or_infor;   pwdrJ   r?   r   )rE   rF   rG   rH   rI   r   r/   Q   s    
zWheelFile.openc       	      C   s   t jd| j| g }xtj|D ]\}}}|j  x~t|D ]r}tjjtjj	||}tjj
|r<tjj||jtjjd}|| jkrq<|jdr|j||f q<| j|| q<W q W |j  x|D ]\}}| j|| qW d S )Nz#creating '%s' and adding '%s' to itrK   z
.dist-info)loggerinforM   r   walksortsortedr$   normpathjoinisfilerelpathreplacesepr,   r(   appendwrite)	r9   base_dirdeferredrootdirnames	filenamesnamer$   arcnamer   r   r   write_filesl   s     

zWheelFile.write_filesc             C   s~   t |d}tj|j }|j }W d Q R X t|p4|t|jd}tj	|j
tj|j
B d> |_|ph| j|_| j||| d S )Nrb)	date_time   )r/   r   fstatfilenoreadr   r   st_mtimestatS_IMODEst_modeS_IFMTexternal_attrr   compress_typewritestr)r9   rM   rb   rp   fstdatazinfor   r   r   r[      s    zWheelFile.writec             C   sr   t j| ||| t|tr |jn|}tjd| || jkrn| j|}|j	t
t|j f| j|< t|| j|< d S )Nzadding '%s')r   rq   rL   r   rM   rO   rP   r,   _default_algorithmra   r   r   rB   r-   lenr.   )r9   zinfo_or_arcnamebytesrp   fnamehash_r   r   r   rq      s    

zWheelFile.writestrc                s    j d k	r jdkr jrt }tj|dddd}|j fdd jj D  |jt	 j
ddf tt j
t d	} j|_d|_ j|t|j  tj  d S )Nwr   "
)	delimiter	quotecharlineterminatorc             3   s.   | ]&\}\}}||d  |  j | fV  qdS )r    N)r.   ).0rz   r?   r{   )r9   r   r   	<genexpr>   s   z"WheelFile.close.<locals>.<genexpr> )re   i  rf   i  )fpr;   r-   r   csvwriter	writerowsitemswriterowr)   r,   r   r   r   r   rp   ro   rq   r   getvaluer   close)r9   rt   r   ru   r   )r9   r   r      s    
zWheelFile.close)r   N)NN)N)__name__
__module____qualname____doc__r4   sha256rv   r   r*   r/   rc   r[   rq   r   r   r   r   r   r      s   +




r   )N) 
__future__r   r   r4   os.pathr   rerk   r   collectionsr   	distutilsr   rO   zipfiler   r   r   Z	wheel.clir   Z
wheel.utilr	   r
   r   r   r   r   compileVERBOSEr&   r   r   r   r   r   r   <module>   s     
