U
    VQh                      @  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
mZ d dlmZmZ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 erd dlmZmZmZ d d	lmZ eeej e f Z!G d
d deeeZ"e#dej$Z%dZ&dddddZ'G dd deZ(dS )    )annotationsN)StringIOTextIOWrapper)IOTYPE_CHECKINGLiteral)ZIP_DEFLATEDZipFileZipInfo)
WheelError)logurlsafe_b64decodeurlsafe_b64encode)ProtocolSizedUnion)Bufferc                   @  s   e Zd ZdS )SizedBufferN)__name__
__module____qualname__ r   r   0/tmp/pip-build-6059463i/wheel/wheel/wheelfile.pyr      s    r   z^(?P<namever>(?P<name>[^\s-]+?)-(?P<ver>[^\s-]+?))(-(?P<build>\d[^\s-]*))?
     -(?P<pyver>[^\s-]+?)-(?P<abi>[^\s-]+?)-(?P<plat>\S+)\.whl$i zfloat | None	timestampc                 C  s6   t tjd| pt } t| t} t| dd S )NSOURCE_DATE_EPOCHr      )intosenvirongettimemaxMINIMUM_TIMESTAMPgmtimer   r   r   r   get_zipinfo_datetime$   s    
r%   c                   @  s   e Zd ZdZejZdefddddddZd!d
ddddddZ	ddddZ
d"dddddddZd#d
dddddZdd  Zd	S )$	WheelFilezA ZipFile derivative class that also reads SHA-256 hashes from
    .dist-info/RECORD and checks any read files against those.
    rStrPathzLiteral[('r', 'w', 'x', 'a')]r   )filemodecompressionc              
   C  s  t j|}t|| _|dr,| jd kr:td|tj	| |||dd d
| jd| _| jd | _i | _i | _|dkrd	| j| j< d	| j| jd
 < d	| j| jd < z| | j}W n( tk
r   td| j dd Y nX | tt|dddD ]}|\}}}	|sq|d\}
}zt|
 W n& tk
r^   td|
 d Y nX |
 dkr~td|
 d|
t|df| j|< qW 5 Q R X d S )Nz.whlzBad wheel filename T)r+   
allowZip64z{}.dist-infoZnameverz/RECORDr'   )NNz.jwsz.p7szMissing z file utf-8)newlineencoding=zUnsupported hash algorithm: >   md5sha1zWeak hash algorithm (z) is not permitted by PEP 427ascii)r   pathbasenameWHEEL_INFO_REmatchZparsed_filenameendswithr   r	   __init__formatgroupZdist_info_pathrecord_path_file_hashes_file_sizesopenKeyErrorcsvreaderr   splithashlibnew
ValueErrorlowerr   encode)selfr)   r*   r+   r6   recordliner5   Zhash_sumsize	algorithmr   r   r   r:   3   sT    



zWheelFile.__init__Nzstr | ZipInfozLiteral[('r', 'w')]zbytes | Nonez	IO[bytes])name_or_infor*   pwdreturnc                   s   ddd fdd}t |tr,|jn||dkr\ds\| jkr\td d	t| ||| |dkrds| j \}d k	rt	| j
|  _
 S )
NbytesNone)newdatarQ   c                   s<    j }|  |  |r8 kr8td dd S )NzHash mismatch for file '')_eofupdatedigestr   )rT   eofZefZef_nameZexpected_hashZrunning_hashZupdate_crc_origr   r   _update_crcs   s
    
z#WheelFile.open.<locals>._update_crcr'   /zNo hash found for file 'rU   )
isinstancer
   filenamer9   r>   r   r	   r@   rE   rF   r[   )rJ   rO   r*   rP   r[   rN   r   rZ   r   r@   m   s"    
zWheelFile.openstr)base_dirc           	      C  s   t d| j d| d g }t|D ]\}}}|  t|D ]r}tjtj	||}tj
|rBtj||tjjd}|| jkrqB|dr|||f qB| || qBq(|  |D ]\}}| || qd S )Nz
creating 'z' and adding 'z' to itr\   z
.dist-info)r   infor^   r   walksortsortedr5   normpathjoinisfilerelpathreplacesepr=   r9   appendwrite)	rJ   r`   deferredrootdirnames	filenamesnamer5   arcnamer   r   r   write_files   s     

zWheelFile.write_filesz
str | Nonez
int | NonerS   )r^   rr   compress_typerQ   c              	   C  s~   t |d}t| }| }W 5 Q R X t|p4|t|jd}t	|j
t|j
B d> |_|ph| j|_| ||| d S )Nrb	date_time   )r@   r   fstatfilenoreadr
   r%   st_mtimestatS_IMODEst_modeS_IFMTexternal_attrr+   rt   writestr)rJ   r^   rr   rt   fstdatazinfor   r   r   rl      s     zWheelFile.writezSizedBuffer | str)zinfo_or_arcnamer   rt   c                 C  s   t |tr0t|t d}| j|_dtjB d> |_t |trD|	d}t
| ||| t |trd|jn|}td| d || jkr| |}|jt| df| j|< t|| j|< d S )Nrv   i  rx   r.   zadding 'rU   r4   )r]   r_   r
   r%   r+   rt   r}   S_IFREGr   rI   r	   r   r^   r   ra   r=   _default_algorithmrq   r   rX   decoder>   lenr?   )rJ   r   r   rt   fnamehash_r   r   r   r      s*    
 




zWheelFile.writestrc                   s    j d k	rx jdkrx jrxt }tj|dddd}| fdd j D  |t	 j
ddf   j
|  t  d S )	Nw,"
)	delimiter	quotecharlineterminatorc                 3  s.   | ]&\}\}}||d  |  j | fV  qdS )r1   N)r?   ).0r   rN   r   rJ   r   r   	<genexpr>   s   
z"WheelFile.close.<locals>.<genexpr>r-   )fpr*   r>   r   rB   writer	writerowsitemswriterowr;   r=   r   getvaluer	   close)rJ   r   r   r   r   r   r      s    
zWheelFile.close)r'   N)NN)N)r   r   r   __doc__rE   sha256r   r   r:   r@   rs   rl   r   r   r   r   r   r   r&   ,   s   =  "   r&   )N))
__future__r   rB   rE   os.pathr   rer}   r!   ior   r   typingr   r   r   zipfiler   r	   r
   Z	wheel.clir   Z
wheel.utilr   r   r   r   r   r   Ztyping_extensionsr   r_   PathLiker(   r   compileVERBOSEr7   r#   r%   r&   r   r   r   r   <module>   s.   