a
    ‘ÐOc-E  ã                   @   s¨  d dl Z d dlmZ d dlmZ d dlmZmZ d dlm	Z	 d dl
mZ d dlmZm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lmZmZmZmZ d dlmZm Z  d dl!m"Z" d dl#m$Z$ d dl%m&Z& d dl'm(Z(m)Z) e d¡Z*de*_+e d¡Z,ej-e,_+dZ.dZ/G dd„ de0ƒZ1h d£Z2dd„ Z3dd„ Z4G dd„ dƒZ5G dd „ d e5eƒZ6G d!d"„ d"e5eƒZ7G d#d$„ d$e5eƒZ8G d%d&„ d&ƒZ9G d'd(„ d(e9ƒZ:dS ))é    N©Úcharset)Úencoders)Ú	generatorÚmessage_from_string)ÚHeaderParseError)ÚHeader)ÚAddressÚparser)ÚMessage)ÚMIMEBase)ÚMIMEMessage)ÚMIMEMultipart)ÚMIMEText)Ú
formataddrÚ
formatdateÚgetaddressesÚ
make_msgid)ÚBytesIOÚStringIO)ÚPath)Úsettings)ÚDNS_NAME)Ú	force_strÚpunycodeúutf-8zapplication/octet-streamiæ  c                   @   s   e Zd ZdS )ÚBadHeaderErrorN)Ú__name__Ú
__module__Ú__qualname__© r    r    úO/var/www/html/gsl.tools/lib/python3.9/site-packages/django/core/mail/message.pyr   #   s   r   >   ÚtoÚbccZsenderÚcczresent-fromzreply-toz
resent-bccz	resent-cczresent-senderz	resent-toÚfromc                    s®   ˆ pt j‰ t|ƒ}d|v s"d|v r2td|| f ƒ‚z| d¡ W nL tyŒ   |  ¡ tv rzd ‡ fdd„t	|fƒD ƒ¡}nt
|ˆ ƒ ¡ }Y n0 |  ¡ dkr¦t
|ƒ ¡ }| |fS )	z6Forbid multi-line headers to prevent header injection.Ú
úz;Header values can't contain newlines (got %r for header %r)Úasciiú, c                 3   s   | ]}t |ˆ ƒV  qd S ©N)Úsanitize_address)Ú.0Úaddr©Úencodingr    r!   Ú	<genexpr>C   s   z,forbid_multi_line_headers.<locals>.<genexpr>Úsubject)r   ÚDEFAULT_CHARSETÚstrr   ÚencodeÚUnicodeEncodeErrorÚlowerÚADDRESS_HEADERSÚjoinr   r   )ÚnameÚvalr/   r    r.   r!   Úforbid_multi_line_headers7   s"    

ÿÿ
r;   c           
   
   C   sJ  d}t | tƒs~t| ƒ} zt | ¡\}}W n$ tttfyL   td|  ƒ‚Y q–0 |rbtd|| f ƒ‚|jpjd}|j	}|j
pzd}n| \}}| dd¡\}}|| | }d|v s²d|v rºtd	ƒ‚z| d
¡ t|ƒ ¡ }W n  tyô   t||ƒ ¡ }Y n0 z| d
¡ W n" t�y&   t||ƒ ¡ }Y n0 t|ƒ}t||d�}	t||	jfƒS )zF
    Format a pair of (name, address) or an email address string.
    NzInvalid address "%s"z2Invalid address; only %s could be parsed from "%s"Ú ú@é   r&   r'   z7Invalid address; address parts cannot contain newlines.r(   )ÚusernameÚdomain)Ú
isinstanceÚtupler   r
   Zget_mailboxr   Ú
ValueErrorÚ
IndexErrorZdisplay_nameZ
local_partr@   Úrsplitr4   r   r5   r   r	   r   Z	addr_spec)
r-   r/   ÚaddressÚtokenÚrestÚnmZ	localpartr@   Zaddress_partsZparsed_addressr    r    r!   r+   N   s>    

ÿ

r+   c                   @   s    e Zd Zddd„Zd	dd„ZdS )
Ú	MIMEMixinFr&   c                 C   s,   t ƒ }tj|dd�}|j| ||d� | ¡ S )a&  Return the entire formatted message as a string.
        Optional `unixfrom' when True, means include the Unix From_ envelope
        header.

        This overrides the default as_string() implementation to not mangle
        lines that begin with 'From '. See bug #13433 for details.
        F©Úmangle_from_©ÚunixfromÚlinesep)r   r   Ú	GeneratorÚflattenÚgetvalue©ÚselfrN   rO   ÚfpÚgr    r    r!   Ú	as_string{   s    zMIMEMixin.as_stringc                 C   s,   t ƒ }tj|dd�}|j| ||d� | ¡ S )a"  Return the entire formatted message as bytes.
        Optional `unixfrom' when True, means include the Unix From_ envelope
        header.

        This overrides the default as_bytes() implementation to not mangle
        lines that begin with 'From '. See bug #13433 for details.
        FrK   rM   )r   r   ÚBytesGeneratorrQ   rR   rS   r    r    r!   Úas_bytesˆ   s    zMIMEMixin.as_bytesN)Fr&   )Fr&   )r   r   r   rW   rY   r    r    r    r!   rJ   z   s   
rJ   c                   @   s   e Zd Zdd„ ZdS )ÚSafeMIMEMessagec                 C   s"   t ||dƒ\}}t | ||¡ d S )Nr(   )r;   r   Ú__setitem__©rT   r9   r:   r    r    r!   r[   —   s    zSafeMIMEMessage.__setitem__N)r   r   r   r[   r    r    r    r!   rZ   –   s   rZ   c                   @   s(   e Zd Zd	dd„Zdd„ Zd
dd„ZdS )ÚSafeMIMETextÚplainNc                 C   s   || _ tj| |||d� d S )N)Ú_subtypeÚ_charset)r/   r   Ú__init__)rT   Z_textr_   r`   r    r    r!   ra   ž   s    zSafeMIMEText.__init__c                 C   s$   t ||| jƒ\}}t | ||¡ d S r*   )r;   r/   r   r[   r\   r    r    r!   r[   ¢   s    zSafeMIMEText.__setitem__c                 C   sJ   |dkr6t |tjƒs6tdd„ | ¡ D ƒƒ}|r2tnt}tj| ||d� d S )Nr   c                 s   s   | ]}t | ¡ ƒtkV  qd S r*   )Úlenr4   ÚRFC5322_EMAIL_LINE_LENGTH_LIMIT)r,   Úliner    r    r!   r0   ¨   s   ÿz+SafeMIMEText.set_payload.<locals>.<genexpr>r   )rA   ÚCharsetÚanyÚ
splitlinesÚutf8_charset_qpÚutf8_charsetr   Úset_payload)rT   Úpayloadr   Zhas_long_linesr    r    r!   rj   ¦   s    þzSafeMIMEText.set_payload)r^   N)N)r   r   r   ra   r[   rj   r    r    r    r!   r]   �   s   
r]   c                   @   s   e Zd Zddd„Zdd„ ZdS )ÚSafeMIMEMultipartÚmixedNc                 K   s"   || _ tj| |||fi |¤Ž d S r*   )r/   r   ra   )rT   r_   ÚboundaryZ	_subpartsr/   Ú_paramsr    r    r!   ra   ³   s    zSafeMIMEMultipart.__init__c                 C   s$   t ||| jƒ\}}t | ||¡ d S r*   )r;   r/   r   r[   r\   r    r    r!   r[   ¹   s    zSafeMIMEMultipart.__setitem__)rm   NNN)r   r   r   ra   r[   r    r    r    r!   rl   ²   s    ÿ
rl   c                
   @   sˆ   e Zd ZdZdZdZdZddd„Zd d	d
„Zdd„ Z	dd„ Z
d!dd„Zd"dd„Zd#dd„Zdd„ Zdd„ Zdd„ Zd$dd„Zdd„ ZdS )%ÚEmailMessagez"A container for email information.r^   rm   Nr<   c                 C   s  |r"t |tƒrtdƒ‚t|ƒ| _ng | _|	rJt |	tƒr>tdƒ‚t|	ƒ| _ng | _|rrt |tƒrftdƒ‚t|ƒ| _ng | _|
ršt |
tƒrŽtdƒ‚t|
ƒ| _ng | _|p¨tj	| _
|| _|p¸d| _g | _|rð|D ]$}t |tƒrä|  |¡ qÊ| j|Ž  qÊ|pöi | _|| _dS )úg
        Initialize a single email message (which can be sent to multiple
        recipients).
        z%"to" argument must be a list or tuplez%"cc" argument must be a list or tuplez&"bcc" argument must be a list or tuplez+"reply_to" argument must be a list or tupler<   N)rA   r3   Ú	TypeErrorÚlistr"   r$   r#   Úreply_tor   ZDEFAULT_FROM_EMAILÚ
from_emailr1   ÚbodyÚattachmentsr   ÚattachÚextra_headersÚ
connection)rT   r1   rv   ru   r"   r#   rz   rw   Úheadersr$   rt   Ú
attachmentr    r    r!   ra   Å   s>    






zEmailMessage.__init__Fc                 C   s$   ddl m} | js||d�| _| jS )Nr   )Úget_connection)Úfail_silently)Zdjango.core.mailr}   rz   )rT   r~   r}   r    r    r!   r}   û   s    zEmailMessage.get_connectionc                 C   sÞ   | j p
tj}t| j| j|ƒ}|  |¡}| j|d< | j 	d| j
¡|d< |  |d| j¡ |  |d| j¡ |  |d| j¡ dd„ | jD ƒ}d|vrœttjd	�|d
< d|vr²ttd�|d< | j ¡ D ]\}}| ¡ dkr¼|||< q¼|S )NÚSubjectÚFromÚToÚCczReply-Toc                 S   s   g | ]}|  ¡ ‘qS r    )r6   )r,   Úkeyr    r    r!   Ú
<listcomp>  ó    z(EmailMessage.message.<locals>.<listcomp>Údate)Ú	localtimeÚDatez
message-id)r@   z
Message-IDr%   )r/   r   r2   r]   rv   Úcontent_subtypeÚ_create_messager1   ry   Úgetru   Ú_set_list_header_if_not_emptyr"   r$   rt   r   ZEMAIL_USE_LOCALTIMEr   r   Úitemsr6   )rT   r/   ÚmsgÚheader_namesr9   Úvaluer    r    r!   Úmessage  s"    


zEmailMessage.messagec                 C   s   dd„ | j | j | j D ƒS )z‚
        Return a list of all recipients of the email (includes direct
        addressees as well as Cc and Bcc entries).
        c                 S   s   g | ]}|r|‘qS r    r    )r,   Úemailr    r    r!   r„   "  r…   z+EmailMessage.recipients.<locals>.<listcomp>)r"   r$   r#   )rT   r    r    r!   Ú
recipients  s    zEmailMessage.recipientsc                 C   s   |   ¡ sdS |  |¡ | g¡S )zSend the email message.r   )r“   r}   Zsend_messages)rT   r~   r    r    r!   Úsend$  s    zEmailMessage.sendc                 C   s´   t |tƒr0|dus|dur"tdƒ‚| j |¡ n€|du rBtdƒ‚nn|pVt |¡d pVt}| dd¡\}}|dkržt |t	ƒržz| 
¡ }W n tyœ   t}Y n0 | j |||f¡ dS )a÷  
        Attach a file with the given filename and content. The filename can
        be omitted and the mimetype is guessed, if not provided.

        If the first parameter is a MIMEBase subclass, insert it directly
        into the resulting message attachments.

        For a text/* mimetype (guessed or specified), when a bytes object is
        specified as content, decode it as UTF-8. If that fails, set the
        mimetype to DEFAULT_ATTACHMENT_MIME_TYPE and don't decode the content.
        NzLcontent and mimetype must not be given when a MIMEBase instance is provided.zcontent must be provided.r   ú/r>   Útext)rA   r   rC   rw   ÚappendÚ	mimetypesÚ
guess_typeÚDEFAULT_ATTACHMENT_MIME_TYPEÚsplitÚbytesÚdecodeÚUnicodeDecodeError)rT   ÚfilenameÚcontentÚmimetypeÚbasetypeÚsubtyper    r    r!   rx   ,  s*    
ÿ
ÿý

zEmailMessage.attachc                 C   sN   t |ƒ}| d¡�(}| ¡ }|  |j||¡ W d  ƒ n1 s@0    Y  dS )al  
        Attach a file from the filesystem.

        Set the mimetype to DEFAULT_ATTACHMENT_MIME_TYPE if it isn't specified
        and cannot be guessed.

        For a text/* mimetype (guessed or specified), decode the file's content
        as UTF-8. If that fails, set the mimetype to
        DEFAULT_ATTACHMENT_MIME_TYPE and don't decode the content.
        ÚrbN)r   ÚopenÚreadrx   r9   )rT   Úpathr¡   Úfiler    r    r    r!   Úattach_fileT  s    zEmailMessage.attach_filec                 C   s
   |   |¡S r*   )Ú_create_attachments©rT   rŽ   r    r    r!   rŠ   d  s    zEmailMessage._create_messagec                 C   sr   | j rn| jptj}|}t| j|d�}| js2| ¡ r<| |¡ | j D ]*}t	|t
ƒr\| |¡ qB| | j|Ž ¡ qB|S ©N)r_   r/   )rw   r/   r   r2   rl   Úmixed_subtyperv   Úis_multipartrx   rA   r   Ú_create_attachment)rT   rŽ   r/   Úbody_msgr|   r    r    r!   rª   g  s    


z EmailMessage._create_attachmentsc                 C   sš   |  dd¡\}}|dkr2| jp"tj}t|||ƒ}nd|dkrx|dkrxt|tƒrV| ¡ }nt|tƒslt	t
|ƒƒ}t||ƒ}nt||ƒ}| |¡ t |¡ |S )zÑ
        Convert the content, mimetype pair into a MIME attachment object.

        If the mimetype is message/rfc822, content may be an
        email.Message or EmailMessage object, as well as a str.
        r•   r>   r–   r‘   Zrfc822)r›   r/   r   r2   r]   rA   rp   r‘   r   r   r   rZ   r   rj   ÚEncodersÚencode_base64)rT   r    r¡   r¢   r£   r/   r|   r    r    r!   Ú_create_mime_attachmentu  s    





z$EmailMessage._create_mime_attachmentc                 C   sP   |   ||¡}|rLz| d¡ W n ty:   dd|f}Y n0 |jdd|d� |S )zg
        Convert the filename, content, mimetype triple into a MIME attachment
        object.
        r(   r   r<   zContent-Dispositionr|   )rŸ   )r³   r4   r5   Ú
add_header)rT   rŸ   r    r¡   r|   r    r    r!   r¯   “  s    ÿzEmailMessage._create_attachmentc                 C   sF   |rBz| j | }W n& ty8   d dd„ |D ƒ¡}Y n0 |||< dS )zt
        Set msg's header, either from self.extra_headers, if present, or from
        the values argument.
        r)   c                 s   s   | ]}t |ƒV  qd S r*   )r3   )r,   Úvr    r    r!   r0   ¬  r…   z=EmailMessage._set_list_header_if_not_empty.<locals>.<genexpr>N)ry   ÚKeyErrorr8   )rT   rŽ   ÚheaderÚvaluesr�   r    r    r!   rŒ   £  s    z*EmailMessage._set_list_header_if_not_empty)
r<   r<   NNNNNNNN)F)F)NNN)N)N)r   r   r   Ú__doc__r‰   r­   r/   ra   r}   r‘   r“   r”   rx   r©   rŠ   rª   r³   r¯   rŒ   r    r    r    r!   rp   ¾   s4             õ
6


(

rp   c                       s>   e Zd ZdZdZd‡ fdd„	Zdd„ Zd	d
„ Zdd„ Z‡  Z	S )ÚEmailMultiAlternativesz°
    A version of EmailMessage that makes it easy to send multipart/alternative
    messages. For example, including text and HTML versions of the text is
    made easier.
    Úalternativer<   Nc                    s,   t ƒ  |||||||||
|¡
 |	p$g | _dS )rq   N)Úsuperra   Úalternatives)rT   r1   rv   ru   r"   r#   rz   rw   r{   r½   r$   rt   ©Ú	__class__r    r!   ra   ¹  s    özEmailMultiAlternatives.__init__c                 C   s,   |du s|du rt dƒ‚| j ||f¡ dS )z-Attach an alternative content representation.Nz+Both content and mimetype must be provided.)rC   r½   r—   )rT   r    r¡   r    r    r!   Úattach_alternativeÙ  s    z)EmailMultiAlternatives.attach_alternativec                 C   s   |   |  |¡¡S r*   )rª   Ú_create_alternativesr«   r    r    r!   rŠ   ß  s    z&EmailMultiAlternatives._create_messagec                 C   sT   | j p
tj}| jrP|}t| j|d�}| jr4| |¡ | jD ]}| | j|Ž ¡ q:|S r¬   )	r/   r   r2   r½   rl   Úalternative_subtyperv   rx   r³   )rT   rŽ   r/   r°   r»   r    r    r!   rÁ   â  s    ÿ

z+EmailMultiAlternatives._create_alternatives)r<   r<   NNNNNNNNN)
r   r   r   r¹   rÂ   ra   rÀ   rŠ   rÁ   Ú__classcell__r    r    r¾   r!   rº   °  s"              ô rº   );r˜   r’   r   re   r   r±   r   r   Zemail.errorsr   Zemail.headerr   Zemail.headerregistryr	   r
   Úemail.messager   Zemail.mime.baser   Zemail.mime.messager   Zemail.mime.multipartr   Zemail.mime.textr   Úemail.utilsr   r   r   r   Úior   r   Úpathlibr   Zdjango.confr   Zdjango.core.mail.utilsr   Zdjango.utils.encodingr   r   ri   Úbody_encodingrh   ÚQPrš   rc   rC   r   r7   r;   r+   rJ   rZ   r]   rl   rp   rº   r    r    r    r!   Ú<module>   sD   

, s