o
    b                     @   s   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 d dlmZ d dlmZ d d	lmZ ed
ZG dd dZG dd de	ZG dd dejZdd Zdd Zdd Zdd ZdS )    )BytesIO)settings)signals)base)HttpRequest	QueryDictparse_cookie)set_script_prefix)repercent_broken_unicode)cached_property)_lazy_re_compiles   /+c                   @   s8   e Zd ZdZdddZdddZddd	Zdd
dZdS )LimitedStreamzBWrap another stream to disallow reading it past a number of bytes.   c                 C   s   || _ || _d| _|| _d S N    )stream	remainingbufferbuf_size)selfr   limitr    r   X/var/www/secure340b-portal/env/lib/python3.10/site-packages/django/core/handlers/wsgi.py__init__   s   
zLimitedStream.__init__Nc                 C   sF   |d u s	|| j kr| j }|dkrdS | j|}|  j t|8  _ |S )Nr   r   )r   r   readlenr   sizeresultr   r   r   _read_limited   s   zLimitedStream._read_limitedc                 C   st   |d u r| j |   }d| _ |S |t| j k r(| j d | }| j |d  | _ |S | j | |t| j   }d| _ |S r   )r   r   r   r   r   r   r   r       s   zLimitedStream.readc                 C   s   d| j vr;|d u st| j |k r;|r| |t| j  }n|  }|s$n|  j |7  _ d| j vr;|d u st| j |k st| j }|rH||}n| }| | _ |S )N   
)r   r   r   r   readliner   )r   r   chunksioliner   r   r   r!   ,   s,   




zLimitedStream.readline)r   N)__name__
__module____qualname____doc__r   r   r   r!   r   r   r   r   r      s    


	r   c                   @   sZ   e Zd Zdd Zdd Zedd Zdd Zd	d
 Zedd Z	e
dd Ze
eeZdS )WSGIRequestc              	   C   s   t |}t|p	d}|| _|| _d|d|dddf | _|| _|| jd< || jd< |d  | _	| 
| z	t|d}W n ttfyN   d	}Y nw t| jd
 || _d| _d | _d S )N/z%s/%s    	PATH_INFOSCRIPT_NAMEREQUEST_METHODCONTENT_LENGTHr   z
wsgi.inputF)get_script_nameget_path_infoenviron	path_inforstripreplacepathZMETAuppermethodZ_set_content_type_paramsintget
ValueError	TypeErrorr   _streamZ_read_startedZresolver_match)r   r4   script_namer5   content_lengthr   r   r   r   A   s(   




zWSGIRequest.__init__c                 C   s   | j dS )Nzwsgi.url_scheme)r4   r<   r   r   r   r   _get_scheme[   s   zWSGIRequest._get_schemec                 C   s   t | jdd}t|| jdS )NQUERY_STRINGr,   )encoding)get_bytes_from_wsgir4   r   	_encoding)r   Zraw_query_stringr   r   r   GET^   s   zWSGIRequest.GETc                 C      t | ds	|   | jS )N_post)hasattr_load_post_and_filesrJ   rB   r   r   r   	_get_postd   s   
zWSGIRequest._get_postc                 C   s
   || _ d S r%   )rJ   )r   postr   r   r   	_set_posti   s   
zWSGIRequest._set_postc                 C   s   t | jdd}t|S )NZHTTP_COOKIEr,   )get_str_from_wsgir4   r   )r   Z
raw_cookier   r   r   COOKIESl   s   zWSGIRequest.COOKIESc                 C   rI   )N_files)rK   rL   rR   rB   r   r   r   FILESq   s   
zWSGIRequest.FILESN)r&   r'   r(   r   rC   r   rH   rM   rO   rQ   propertyrS   POSTr   r   r   r   r*   @   s    


r*   c                       s(   e Zd ZeZ fddZdd Z  ZS )WSGIHandlerc                    s   t  j|i | |   d S r%   )superr   Zload_middleware)r   argskwargs	__class__r   r   r   }   s   zWSGIHandler.__init__c                 C   s   t t| tjj| j|d | |}| |}| j|_d|j	|j
f }g | dd |j D }||| t|dd d urU|drU|j|j_|d |j|j}|S )N)Zsenderr4   z%d %sc                 s   s     | ]}d |j ddfV  qdS )z
Set-Cookier,   )headerN)output).0cr   r   r   	<genexpr>   s    z'WSGIHandler.__call__.<locals>.<genexpr>file_to_streamzwsgi.file_wrapper)r	   r2   r   Zrequest_startedsendr[   request_classZget_responseZ_handler_classstatus_codeZreason_phraseitemscookiesvaluesgetattrr<   closera   
block_size)r   r4   Zstart_responserequestresponsestatusresponse_headersr   r   r   __call__   s    



zWSGIHandler.__call__)r&   r'   r(   r*   rc   r   ro   __classcell__r   r   rZ   r   rV   z   s    rV   c                 C   s   t | dd}t| S )z0Return the HTTP request's PATH_INFO as a string.r.   r+   )rF   r
   decode)r4   r5   r   r   r   r3      s   r3   c                 C   s   t jdurt jS t| ddpt| dd}|r7d|v r td|}t| dd}|r1|dt|  n|}| S t| dd}| S )	aE  
    Return the equivalent of the HTTP request's SCRIPT_NAME environment
    variable. If Apache mod_rewrite is used, return what would have been
    the script name prior to any rewriting (so it's the script name as seen
    from the client's perspective), unless the FORCE_SCRIPT_NAME setting is
    set (to anything).
    NZ
SCRIPT_URLr,   ZREDIRECT_URLs   //   /r.   r/   )r   ZFORCE_SCRIPT_NAMErF   _slashes_resubr   rq   )r4   Z
script_urlr5   r@   r   r   r   r2      s   
r2   c                 C   s   |  ||}|dS )zh
    Get a value from the WSGI environ dictionary as bytes.

    key and default should be strings.
    z
iso-8859-1)r<   encoder4   keydefaultvaluer   r   r   rF      s   
rF   c                 C   s   t | ||}|jddS )zj
    Get a value from the WSGI environ dictionary as str.

    key and default should be str objects.
    r7   )errors)rF   rq   rv   r   r   r   rP      s   rP   N)ior   Zdjango.confr   Zdjango.corer   Zdjango.core.handlersr   Zdjango.httpr   r   r   Zdjango.urlsr	   Zdjango.utils.encodingr
   Zdjango.utils.functionalr   Zdjango.utils.regex_helperr   rs   r   r*   BaseHandlerrV   r3   r2   rF   rP   r   r   r   r   <module>   s"    1: