B
    18™\/C  ã               @   sÞ   d 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(d+d*d,d+d-d,d.œZ	d/d„ Z
d0d1„ Zd2d„ Zd3d„ Zd4d„ ZG d5d6„ d6ƒZG d7d8„ d8eƒZdS )9zcEmail address parsing code.

Lifted directly from rfc822.py.  This should eventually be rewritten.
Ú	mktime_tzÚ	parsedateÚparsedate_tzÚquoteé    Nú Ú z, ZjanZfebZmarZaprZmayZjunZjulZaugÚsepÚoctZnovÚdecZjanuaryZfebruaryZmarchZaprilZjuneZjulyZaugustZ	septemberZoctoberZnovemberZdecemberÚmonÚtueÚwedÚthuÚfriÚsatÚsunipþÿÿiÔþÿÿiþÿÿi¨ýÿÿiDýÿÿiàüÿÿ)ZUTZUTCZGMTÚZZASTZADTZESTZEDTZCSTZCDTZMSTZMDTZPSTZ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   úT/oak/stanford/groups/akundaje/marinovg/programs/Python-3.7.3/Lib/email/_parseaddr.pyr   -   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isdigitÚintÚ
ValueErrorÚupperÚ
_timezonesÚ
startswith)r   ÚiÚstuffÚsÚddZmmZyyZtmÚtzZthhZtmmZtssZtzoffsetZtzsignr   r   r   r   9   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.Nr   )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.r   Né   )r    )ÚtimeÚmktimeÚcalendarÚtimegm)r   r@   r   r   r   r   ·   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   Á   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
r&   r   N)
ÚspecialsÚposÚLWSZCRÚFWSÚatomendsrH   Ú
phraseendsÚfieldÚcommentlist)ÚselfrQ   r   r   r   Ú__init__Õ   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
r   ú()	rL   r/   rQ   rM   r1   rR   Ú
getcommentÚEMPTYSTRINGÚjoin)rS   Zwslistr   r   r   Úgotonextè   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   )rL   r/   rQ   Ú
getaddressr1   )rS   ÚresultZadr   r   r   Úgetaddrlistö   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$| j| j dkr g }t| jƒ}|  jd7  _xô| jt| jƒk r|  ¡  | j|k r| j| j dkr|  jd7  _P ||  	¡  }qÆW nš| j| j dkrz|  
¡ }| j rht |¡d d | j ¡ d	 |fg}nt |¡|fg}n@|r˜t | j ¡|d fg}n"| j| j | jkrº|  jd7  _|  ¡  | jt| jƒk rô| j| j d
krô|  jd7  _|S )zParse the next address.r   z.@r#   r   ú;ú<z (r   ú)r   )rR   rY   rL   Úgetphraselistr/   rQ   ÚSPACErX   ÚgetaddrspecrZ   ÚgetrouteaddrrK   )rS   ZoldposZoldclÚplistZ
returnlistZaddrspecZfieldlenZ	routeaddrr   r   r   rZ     sL    
&$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.
        r^   NFr   r   ú>ú@Tr#   )rQ   rL   rY   r/   Ú	getdomainrb   )rS   ZexpectrouteZadlistr   r   r   rc   ?  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.Tr&   r    r   FrG   z"%s"rf   )rY   rL   r/   rQ   ÚstripÚpopr1   r   ÚgetquoterO   ÚgetatomrW   rX   rg   )rS   ZaslistZpreserve_wsÚwsr   r   r   rb   _  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.r   rU   ú[r&   )rL   r/   rQ   rM   rR   r1   rV   ÚgetdomainliteralrO   rk   rW   rX   )rS   Zsdlistr   r   r   rg   €  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   Fr   rU   rF   T)rQ   rL   r/   r1   rV   rW   rX   )rS   Z	begincharZendcharsZallowcommentsZ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.rG   z"F)ro   )rS   r   r   r   rj   ¸  s    zAddrlistClass.getquotec             C   s   |   ddd¡S )z7Get a parenthesis-delimited fragment from self's field.rU   z)T)ro   )rS   r   r   r   rV   ¼  s    zAddrlistClass.getcommentc             C   s   d|   ddd¡ S )z!Parse an RFC 2822 domain-literal.z[%s]rm   z]F)ro   )rS   r   r   r   rn   À  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   Nr   )rO   rL   r/   rQ   r1   rW   rX   )rS   rO   Zatomlistr   r   r   rk   Ä  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.
        r   rG   rU   )
rL   r/   rQ   rN   r1   rj   rR   rV   rP   rk   )rS   rd   r   r   r   r`   Ø  s    zAddrlistClass.getphraselist)T)N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__rT   rY   r\   rZ   rc   rb   rg   ro   rj   rV   rn   rk   r`   r   r   r   r   rJ   Ë   s   ; !
%
rJ   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)rJ   rT   r\   Úaddresslist)rS   rQ   r   r   r   rT   ñ  s    zAddressList.__init__c             C   s
   t | jƒS )N)r/   ru   )rS   r   r   r   Ú__len__ø  s    zAddressList.__len__c             C   sB   t d ƒ}| jd d … |_x$|jD ]}|| jkr |j |¡ q W |S )N)rt   ru   r1   )rS   ÚotherÚnewaddrÚxr   r   r   Ú__add__û  s    
zAddressList.__add__c             C   s*   x$|j D ]}|| j kr| j  |¡ qW | S )N)ru   r1   )rS   rw   ry   r   r   r   Ú__iadd__  s    
zAddressList.__iadd__c             C   s2   t d ƒ}x$| jD ]}||jkr|j |¡ qW |S )N)rt   ru   r1   )rS   rw   rx   ry   r   r   r   Ú__sub__  s
    
zAddressList.__sub__c             C   s*   x$|j D ]}|| j kr| j  |¡ qW | S )N)ru   Úremove)rS   rw   ry   r   r   r   Ú__isub__  s    
zAddressList.__isub__c             C   s
   | j | S )N)ru   )rS   r3   r   r   r   Ú__getitem__  s    zAddressList.__getitem__N)rp   rq   rr   rs   rT   rv   rz   r{   r|   r~   r   r   r   r   r   rt   ï  s   	rt   )rs   Ú__all__rB   rD   ra   rW   Z
COMMASPACEr2   r-   r8   r   r   r   r   r   rJ   rt   r   r   r   r   Ú<module>   s8   

u	

  &