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B
    ÍAÒ[íC  ã               @   s  d 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d	d
gZddl	Z	ddl
Z
dZdZdZddddddddddddddddddd d!d"d#d$d%gZd&d'd(d)d*d+d,gZddddd-d.d/d-d0d/d1d0d2d1d3œZd4d	„ Zd5d6„ Zd7d„ Zd8d„ Zd9d
„ ZG d:d;„ d;eƒZG d<d=„ d=eƒZdS )>zcEmail address parsing code.

Lifted directly from rfc822.py.  This should eventually be rewritten.
é    )Úunicode_literals)Úprint_function)Údivision)Úabsolute_import)ÚintÚ	mktime_tzÚ	parsedateÚparsedate_tzÚquoteNú Ú z, ÚjanÚfebÚmarÚaprÚmayÚjunÚjulÚaugÚsepÚoctÚnovÚdecÚjanuaryÚfebruaryÚmarchÚaprilÚjuneÚjulyÚaugustÚ	septemberÚoctoberÚnovemberÚdecemberÚmonÚtueÚwedÚthuÚfriÚsatÚsunipþÿÿiÔþÿÿiþÿÿi¨ýÿÿiDýÿÿiàüÿÿ)ÚUTÚUTCÚGMTÚZÚASTÚADTÚESTÚEDTÚCSTÚCDTÚMSTÚMDTÚPSTÚPDTc             C   s,   t | ƒ}|sdS |d dkr$d|d< t|ƒS )zQConvert a date string to a time tuple.

    Accounts for military timezones.
    Né	   r   )Ú_parsedate_tzÚtuple)ÚdataÚres© r>   úR/opt/alt/python37/lib/python3.7/site-packages/future/backports/email/_parseaddr.pyr	   3   s    c          
   C   s¼  | sdS |   ¡ } | d  d¡s.| d  ¡ tkr6| d= n.| d  d¡}|dkrd| d |d d… | d< t| ƒdkrš| d   d¡}t|ƒdkrš|| dd…  } t| ƒdkrþ| d }| d¡}|d	krÊ| d¡}|dkrô|d|… ||d… g| dd…< n
|  d
¡ t| ƒdk rdS | dd… } | \}}}}}| ¡ }|tkrX|| ¡  }}|tkrXdS t 	|¡d }|dkrx|d8 }|d	 dkr’|dd	… }| d¡}|dkr°|| }}|d	 dkrÊ|dd	… }|d  
¡ sâ|| }}|d	 dkrü|dd	… }|  d¡}t|ƒdkr"|\}	}
d}n~t|ƒdkr<|\}	}
}ndt|ƒdkrœd|d krœ|d   d¡}t|ƒdkr‚|\}	}
d}nt|ƒdkr |\}	}
}ndS y,t|ƒ}t|ƒ}t|	ƒ}	t|
ƒ}
t|ƒ}W n tk
râ   dS X |dk r
|dkr|d7 }n|d7 }d}| ¡ }|tkr*t| }n>yt|ƒ}W n tk
rL   Y nX |dkrh| d¡rhd}|r¤|dk r„d	}| }nd}||d d |d d   }||||	|
|ddd	|g
S )a†  Convert date to extended time tuple.

    The last (additional) element is the time zone offset in seconds, except if
    the timezone was specified as -0000.  In that case the last element is
    None.  This indicates a UTC timestamp that explicitly declaims knowledge of
    the source timezone, as opposed to a +0000 timestamp that indicates the
    source timezone really was UTC.

    Nr   ú,é   é   ú-é   ú+éÿÿÿÿr   é   é   ú:é   Ú0Ú.éd   éD   il  iÐ  i  é<   )ÚsplitÚendswithÚlowerÚ	_daynamesÚrfindÚlenÚfindÚappendÚ_monthnamesÚindexÚisdigitr   Ú
ValueErrorÚupperÚ
_timezonesÚ
startswith)r<   ÚiÚstuffÚsÚddÚmmÚyyÚtmÚtzÚthhÚtmmÚtssÚtzoffsetÚtzsignr>   r>   r?   r:   ?   s¬    


"














r:   c             C   s&   t | ƒ}t|tƒr|dd… S |S dS )z&Convert a time string to a time tuple.Nr9   )r	   Ú
isinstancer;   )r<   Útr>   r>   r?   r   ´   s    
c             C   s<   | d dkr"t  | dd… d ¡S t | ¡}|| d  S dS )zETurn a 10-tuple as returned by parsedate_tz() into a POSIX timestamp.r9   Né   )rF   )ÚtimeÚmktimeÚcalendarÚtimegm)r<   rm   r>   r>   r?   r   ½   s    
c             C   s   |   dd¡  dd¡S )zøPrepare string to be used in a quoted string.

    Turns backslash and double quote characters into quoted pairs.  These
    are the only characters that need to be quoted inside a quoted string.
    Does not add the surrounding double quotes.
    ú\z\\ú"z\")Úreplace)Ústrr>   r>   r?   r
   Ç   s    c               @   s|   e Zd ZdZdd„ Zdd„ Zdd„ Zdd	„ Zd
d„ Zdd„ Z	dd„ Z
ddd„Zdd„ Zdd„ Zdd„ Zddd„Zdd„ ZdS ) ÚAddrlistClassa  Address parser class by Ben Escoto.

    To understand what this class does, it helps to have a copy of RFC 2822 in
    front of you.

    Note: this class interface is deprecated and may be removed in the future.
    Use email.utils.AddressList instead.
    c             C   sZ   d| _ d| _d| _d| _| j| j | _| j | j | j | _| j dd¡| _|| _g | _	dS )zƒInitialize a new instance.

        `field' is an unparsed address header field, containing
        one or more addresses.
        z()<>@,:;."[]r   z 	z
rL   r   N)
ÚspecialsÚposÚLWSÚCRÚFWSÚatomendsru   Ú
phraseendsÚfieldÚcommentlist)Úselfr   r>   r>   r?   Ú__init__Û   s    zAddrlistClass.__init__c             C   s   g }x€| j t| jƒk r„| j| j  | jd kr^| j| j  dkrN| | j| j  ¡ |  j d7  _ q| j| j  dkr€| j |  ¡ ¡ qP qW t |¡S )z&Skip white space and extract comments.z
rA   ú()	ry   rU   r   rz   rW   r€   Ú
getcommentÚEMPTYSTRINGÚjoin)r   Úwslistr>   r>   r?   Úgotonextî   s    zAddrlistClass.gotonextc             C   s>   g }x4| j t| jƒk r8|  ¡ }|r,||7 }q| d¡ qW |S )zVParse all addresses.

        Returns a list containing all of the addresses.
        )r   r   )ry   rU   r   Ú
getaddressrW   )r   ÚresultÚadr>   r>   r?   Úgetaddrlistü   s    
zAddrlistClass.getaddrlistc             C   sø  g | _ |  ¡  | j}| j }|  ¡ }|  ¡  g }| jt| jƒkr\|rXt | j ¡|d fg}n^| j| j dkr–|| _|| _ |  ¡ }t | j ¡|fg}n$| j| j dkr g }t| jƒ}|  jd7  _xô| jt| jƒk r|  ¡  | j|k r| j| j dkr|  jd7  _P ||  	¡  }qÆW nš| j| j dkrz|  
¡ }| j rht |¡d d | j ¡ d	 |fg}nt |¡|fg}n@|r˜t | j ¡|d fg}n"| j| j | jkrº|  jd7  _|  ¡  | jt| jƒk rô| j| j d
krô|  jd7  _|S )zParse the next address.r   z.@rI   rA   ú;ú<z (r   ú)r@   )r€   rˆ   ry   ÚgetphraselistrU   r   ÚSPACEr†   Úgetaddrspecr‰   Úgetrouteaddrrx   )r   ÚoldposÚoldclÚplistÚ
returnlistÚaddrspecÚfieldlenÚ	routeaddrr>   r>   r?   r‰   
  sL    
&$zAddrlistClass.getaddressc             C   sä   | j | j dkrdS d}|  jd7  _|  ¡  d}x¬| jt| j ƒk rÞ|rV|  ¡  d}n~| j | j dkrx|  jd7  _P n\| j | j dkrœ|  jd7  _d}n8| j | j d	kr¼|  jd7  _n|  ¡ }|  jd7  _P |  ¡  q4W |S )
zParse a route address (Return-path value).

        This method just skips all the route stuff and returns the addrspec.
        rŽ   NFrA   r   ú>ú@TrI   )r   ry   rˆ   rU   Ú	getdomainr’   )r   ÚexpectrouteÚadlistr>   r>   r?   r“   E  s.    zAddrlistClass.getrouteaddrc             C   sJ  g }|   ¡  xÜ| jt| jƒk rèd}| j| j dkrh|rJ|d  ¡ sJ| ¡  | d¡ |  jd7  _d}nd| j| j dkr| dt|  ¡ ƒ ¡ n<| j| j | j	kr¾|rº|d  ¡ sº| ¡  P n| |  
¡ ¡ |   ¡ }|r|r| |¡ qW | jt| jƒks| j| j dkrt |¡S | d¡ |  jd7  _|   ¡  t |¡|  ¡  S )	zParse an RFC 2822 addr-spec.TrL   rF   rA   Frt   z"%s"rœ   )rˆ   ry   rU   r   ÚstripÚpoprW   r
   Úgetquoter}   Úgetatomr…   r†   r   )r   ÚaslistÚpreserve_wsÚwsr>   r>   r?   r’   e  s4    
$

zAddrlistClass.getaddrspecc             C   sÖ   g }xÆ| j t| jƒk rÊ| j| j  | jkr8|  j d7  _ q| j| j  dkrZ| j |  ¡ ¡ q| j| j  dkrz| |  ¡ ¡ q| j| j  dkr¤|  j d7  _ | d¡ q| j| j  | jkrºP q| |  	¡ ¡ qW t
 |¡S )z-Get the complete domain name from an address.rA   rƒ   ú[rL   )ry   rU   r   rz   r€   rW   r„   Úgetdomainliteralr}   r£   r…   r†   )r   Úsdlistr>   r>   r?   r   †  s    zAddrlistClass.getdomainTc             C   sæ   | j | j |krdS dg}d}|  jd7  _x®| jt| j ƒk rÚ|rZ| | j | j ¡ d}np| j | j |kr||  jd7  _P nN|r¢| j | j dkr¢| |  ¡ ¡ q.n(| j | j dkr¸d}n| | j | j ¡ |  jd7  _q.W t |¡S )aæ  Parse a header fragment delimited by special characters.

        `beginchar' is the start character for the fragment.
        If self is not looking at an instance of `beginchar' then
        getdelimited returns the empty string.

        `endchars' is a sequence of allowable end-delimiting characters.
        Parsing stops when one of these is encountered.

        If `allowcomments' is non-zero, embedded RFC 2822 comments are allowed
        within the parsed fragment.
        r   FrA   rƒ   rs   T)r   ry   rU   rW   r„   r…   r†   )r   Ú	begincharÚendcharsÚallowcommentsÚslistr
   r>   r>   r?   Úgetdelimited™  s(    zAddrlistClass.getdelimitedc             C   s   |   ddd¡S )z1Get a quote-delimited fragment from self's field.rt   z"F)r®   )r   r>   r>   r?   r¢   ¾  s    zAddrlistClass.getquotec             C   s   |   ddd¡S )z7Get a parenthesis-delimited fragment from self's field.rƒ   z)T)r®   )r   r>   r>   r?   r„   Â  s    zAddrlistClass.getcommentc             C   s   d|   ddd¡ S )z!Parse an RFC 2822 domain-literal.z[%s]r§   z]F)r®   )r   r>   r>   r?   r¨   Æ  s    zAddrlistClass.getdomainliteralNc             C   sh   dg}|dkr| j }xH| jt| jƒk r\| j| j |kr:P n| | j| j ¡ |  jd7  _qW t |¡S )a  Parse an RFC 2822 atom.

        Optional atomends specifies a different set of end token delimiters
        (the default is to use self.atomends).  This is used e.g. in
        getphraselist() since phrase endings must not include the `.' (which
        is legal in phrases).r   NrA   )r}   ry   rU   r   rW   r…   r†   )r   r}   Úatomlistr>   r>   r?   r£   Ê  s    zAddrlistClass.getatomc             C   sª   g }x | j t| jƒk r¤| j| j  | jkr8|  j d7  _ q| j| j  dkrX| |  ¡ ¡ q| j| j  dkrz| j |  ¡ ¡ q| j| j  | jkrP q| |  	| j¡¡ qW |S )zýParse a sequence of RFC 2822 phrases.

        A phrase is a sequence of words, which are in turn either RFC 2822
        atoms or quoted-strings.  Phrases are canonicalized by squeezing all
        runs of continuous whitespace into one space.
        rA   rt   rƒ   )
ry   rU   r   r|   rW   r¢   r€   r„   r~   r£   )r   r–   r>   r>   r?   r   Þ  s    zAddrlistClass.getphraselist)T)N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r‚   rˆ   rŒ   r‰   r“   r’   r   r®   r¢   r„   r¨   r£   r   r>   r>   r>   r?   rw   Ñ   s   ; !
%
rw   c               @   sH   e Zd ZdZdd„ Zdd„ Zdd„ Zdd	„ Zd
d„ Zdd„ Z	dd„ Z
dS )ÚAddressListz@An AddressList encapsulates a list of parsed RFC 2822 addresses.c             C   s&   t  | |¡ |r|  ¡ | _ng | _d S )N)rw   r‚   rŒ   Úaddresslist)r   r   r>   r>   r?   r‚   ÷  s    zAddressList.__init__c             C   s
   t | jƒS )N)rU   rµ   )r   r>   r>   r?   Ú__len__þ  s    zAddressList.__len__c             C   sB   t d ƒ}| jd d … |_x$|jD ]}|| jkr |j |¡ q W |S )N)r´   rµ   rW   )r   ÚotherÚnewaddrÚxr>   r>   r?   Ú__add__  s    
zAddressList.__add__c             C   s*   x$|j D ]}|| j kr| j  |¡ qW | S )N)rµ   rW   )r   r·   r¹   r>   r>   r?   Ú__iadd__
  s    
zAddressList.__iadd__c             C   s2   t d ƒ}x$| jD ]}||jkr|j |¡ qW |S )N)r´   rµ   rW   )r   r·   r¸   r¹   r>   r>   r?   Ú__sub__  s
    
zAddressList.__sub__c             C   s*   x$|j D ]}|| j kr| j  |¡ qW | S )N)rµ   Úremove)r   r·   r¹   r>   r>   r?   Ú__isub__  s    
zAddressList.__isub__c             C   s
   | j | S )N)rµ   )r   rY   r>   r>   r?   Ú__getitem__   s    zAddressList.__getitem__N)r°   r±   r²   r³   r‚   r¶   rº   r»   r¼   r¾   r¿   r>   r>   r>   r?   r´   õ  s   	r´   )r³   Ú
__future__r   r   r   r   Zfuture.builtinsr   Ú__all__ro   rq   r‘   r…   Ú
COMMASPACErX   rS   r]   r	   r:   r   r   r
   Úobjectrw   r´   r>   r>   r>   r?   Ú<module>   sB   

u	

  &