o
    bB                     @   s  d dl Z d dlmZmZ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e0Z1h dZ2dd Z3dd Z4G dd dZ5G dd de5eZ6G dd  d e5eZ7G d!d" d"e5eZ8G d#d$ d$Z9G d%d& d&e9Z:dS )'    N)charsetencoders	generatormessage_from_string)HeaderParseError)Header)Addressparser)Message)MIMEBase)MIMEMessage)MIMEMultipart)MIMEText)
formataddr
formatdategetaddresses
make_msgid)BytesIOStringIO)Path)settings)DNS_NAME)	force_strpunycodeutf-8zapplication/octet-streami  c                   @   s   e Zd ZdS )BadHeaderErrorN)__name__
__module____qualname__ r   r   W/var/www/secure340b-portal/env/lib/python3.10/site-packages/django/core/mail/message.pyr   #   s    r   >   senderreply-to	resent-cc	resent-to
resent-bccresent-fromresent-sendercctobccfromc                    s    pt j t|}d|v sd|v rtd|| f z|d W n. tyN   |  tv r=d fddt	|fD }nt
|  }Y | |fS Y | |fS w |  dkr[t
| }| |fS )	z6Forbid multi-line headers to prevent header injection.
z;Header values can't contain newlines (got %r for header %r)ascii, c                 3   s    | ]}t | V  qd S N)sanitize_address).0addrencodingr   r    	<genexpr>A   s    z,forbid_multi_line_headers.<locals>.<genexpr>subject)r   DEFAULT_CHARSETstrr   encodeUnicodeEncodeErrorlowerADDRESS_HEADERSjoinr   r   )namevalr5   r   r4   r    forbid_multi_line_headers7   s"   
 rA   c           
   
   C   sD  d}t | ts=t| } z	t| \}}W n tttfy$   td|  w |r/td|| f |jp3d}|j	}|j
p;d}n| \}}|dd\}}|| | }d|v sWd|v r[td	z|d
 t| }W n tyx   t|| }Y nw z|d
 W n ty   t|| }Y nw t|}t||d}	t||	jf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" @   r,   r-   z7Invalid address; address parts cannot contain newlines.r.   )usernamedomain)
isinstancetupler   r	   Zget_mailboxr   
ValueError
IndexErrorZdisplay_nameZ
local_partrF   rsplitr:   r   r;   r   r   r   Z	addr_spec)
r3   r5   addresstokenrestnmZ	localpartrF   Zaddress_partsZparsed_addressr   r   r    r1   J   sH   


r1   c                   @   s    e Zd ZdddZdddZdS )		MIMEMixinFr,   c                 C   ,   t  }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mangle_from_unixfromlinesep)r   r   	GeneratorflattengetvalueselfrU   rV   fpgr   r   r    	as_stringx      zMIMEMixin.as_stringc                 C   rQ   )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.
        FrR   rT   )r   r   BytesGeneratorrX   rY   rZ   r   r   r    as_bytes   r_   zMIMEMixin.as_bytesN)Fr,   )r   r   r   r^   ra   r   r   r   r    rP   w   s    
rP   c                   @   s   e Zd Zdd ZdS )SafeMIMEMessagec                 C   s"   t ||d\}}t| || d S )Nr.   )rA   r   __setitem__r[   r?   r@   r   r   r    rc      s   zSafeMIMEMessage.__setitem__N)r   r   r   rc   r   r   r   r    rb      s    rb   c                   @   s(   e Zd Zd	ddZdd Zd
ddZdS )SafeMIMETextplainNc                 C   s   || _ tj| |||d d S )N)_subtype_charset)r5   r   __init__)r[   _textrg   rh   r   r   r    ri      s   zSafeMIMEText.__init__c                 C   $   t ||| j\}}t| || d S r0   )rA   r5   r   rc   rd   r   r   r    rc         zSafeMIMEText.__setitem__c                 C   sJ   |dkrt |tjstdd | D }|rtnt}tj| ||d d S )Nr   c                 s   s     | ]}t | tkV  qd S r0   )lenr:   RFC5322_EMAIL_LINE_LENGTH_LIMIT)r2   liner   r   r    r6      s
    
z+SafeMIMEText.set_payload.<locals>.<genexpr>)r   )rG   Charsetany
splitlinesutf8_charset_qputf8_charsetr   set_payload)r[   payloadr   Zhas_long_linesr   r   r    ru      s   zSafeMIMEText.set_payload)rf   Nr0   )r   r   r   ri   rc   ru   r   r   r   r    re      s    
re   c                   @   s   e Zd ZdddZdd ZdS )SafeMIMEMultipartmixedNc                 K   s"   || _ tj| |||fi | d S r0   )r5   r   ri   )r[   rg   boundaryZ	_subpartsr5   _paramsr   r   r    ri      s   zSafeMIMEMultipart.__init__c                 C   rk   r0   )rA   r5   r   rc   rd   r   r   r    rc      rl   zSafeMIMEMultipart.__setitem__)rx   NNN)r   r   r   ri   rc   r   r   r   r    rw      s    
rw   c                   @   s   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 )#EmailMessagez"A container for email information.rf   rx   NrB   c                 C   s  |rt |trtdt|| _ng | _|	r%t |	trtdt|	| _ng | _|r9t |tr3tdt|| _ng | _|
rMt |
trGtdt|
| _ng | _|pTtj	| _
|| _|p\d| _g | _|rx|D ]}t |trr| | qe| j|  qe|p{i | _|| _dS )g
        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 tuplerB   N)rG   r9   	TypeErrorlistr)   r(   r*   reply_tor   ZDEFAULT_FROM_EMAIL
from_emailr7   bodyattachmentsr   attachextra_headers
connection)r[   r7   r   r   r)   r*   r   r   headersr(   r   
attachmentr   r   r    ri      s>   







zEmailMessage.__init__Fc                 C   s$   ddl m} | js||d| _| jS )Nr   )get_connection)fail_silently)Zdjango.core.mailr   r   )r[   r   r   r   r   r    r      s   zEmailMessage.get_connectionc                 C   s   | j ptj}t| j| j|}| |}| j|d< | j	d| j
|d< | |d| j | |d| j | |d| j dd | jD }d|vrNttjd	|d
< d|vrYttd|d< | j D ]\}}| dkrl|||< q^|S )NSubjectFromToCczReply-Toc                 S   s   g | ]}|  qS r   )r<   )r2   keyr   r   r    
<listcomp>       z(EmailMessage.message.<locals>.<listcomp>date)	localtimeDatez
message-id)rF   z
Message-IDr+   )r5   r   r8   re   r   content_subtype_create_messager7   r   getr   _set_list_header_if_not_emptyr)   r(   r   r   ZEMAIL_USE_LOCALTIMEr   r   itemsr<   )r[   r5   msgheader_namesr?   valuer   r   r    message   s$   

zEmailMessage.messagec                 C   s   dd | j | j | j D 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   )r2   emailr   r   r    r     r   z+EmailMessage.recipients.<locals>.<listcomp>)r)   r(   r*   )r[   r   r   r    
recipients  s   zEmailMessage.recipientsc                 C   s   |   sdS | || gS )zSend the email message.r   )r   r   Zsend_messages)r[   r   r   r   r    send  s   zEmailMessage.sendc                 C   s   t |tr|du sJ |du sJ | j| dS |dusJ |p)t|d p)t}|dd\}}|dkrMt |trMz|	 }W n t
yL   t}Y nw | 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.
        Nr   /rD   text)rG   r   r   append	mimetypes
guess_typeDEFAULT_ATTACHMENT_MIME_TYPEsplitbytesdecodeUnicodeDecodeError)r[   filenamecontentmimetypebasetypesubtyper   r   r    r     s   

zEmailMessage.attachc                 C   sP   t |}|d}| }| |j|| W d   dS 1 s!w   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.
        rbN)r   openreadr   r?   )r[   pathr   filer   r   r   r    attach_file>  s
   "zEmailMessage.attach_filec                 C   s
   |  |S r0   )_create_attachmentsr[   r   r   r   r    r   N  s   
zEmailMessage._create_messagec                 C   sr   | j r7| jptj}|}t| j|d}| js| r|| | j D ]}t	|t
r.|| q!|| j|  q!|S N)rg   r5   )r   r5   r   r8   rw   mixed_subtyper   is_multipartr   rG   r   _create_attachment)r[   r   r5   body_msgr   r   r   r    r   Q  s   


z EmailMessage._create_attachmentsc                 C   s   | dd\}}|dkr| jptj}t|||}|S |dkr>|dkr>t|tr,| }nt|ts7t	t
|}t||}|S t||}|| t| |S )z
        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   rD   r   r   Zrfc822)r   r5   r   r8   re   rG   r{   r   r
   r   r   rb   r   ru   Encodersencode_base64)r[   r   r   r   r   r5   r   r   r   r    _create_mime_attachment_  s    






z$EmailMessage._create_mime_attachmentc                 C   sP   |  ||}|r&z|d W n ty   dd|f}Y nw |jdd|d |S )zg
        Convert the filename, content, mimetype triple into a MIME attachment
        object.
        r.   r   rB   zContent-Dispositionr   )r   )r   r:   r;   
add_header)r[   r   r   r   r   r   r   r    r   }  s   zEmailMessage._create_attachmentc                 C   sJ   |r#z| j | }W n ty   ddd |D }Y nw |||< dS dS )zt
        Set msg's header, either from self.extra_headers, if present, or from
        the values argument.
        r/   c                 s   s    | ]}t |V  qd S r0   )r9   )r2   vr   r   r    r6     s    z=EmailMessage._set_list_header_if_not_empty.<locals>.<genexpr>N)r   KeyErrorr>   )r[   r   headervaluesr   r   r   r    r     s   z*EmailMessage._set_list_header_if_not_empty)
rB   rB   NNNNNNNN)F)NNNr0   )r   r   r   __doc__r   r   r5   ri   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r    r{      s(    

,


 
r{   c                       sD   e Zd ZdZdZ			d fdd	Zdd Zd	d
 Zdd Z  Z	S )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.
    alternativerB   Nc                    s,   t  |||||||||
|
 |	pg | _dS )r|   N)superri   alternatives)r[   r7   r   r   r)   r*   r   r   r   r   r(   r   	__class__r   r    ri     s
   zEmailMultiAlternatives.__init__c                 C   s,   |dusJ |dusJ | j ||f dS )z-Attach an alternative content representation.N)r   r   )r[   r   r   r   r   r    attach_alternative  s   z)EmailMultiAlternatives.attach_alternativec                 C   s   |  | |S r0   )r   _create_alternativesr   r   r   r    r     s   z&EmailMultiAlternatives._create_messagec                 C   sT   | j ptj}| jr(|}t| j|d}| jr|| | jD ]
}|| j|  q|S r   )	r5   r   r8   r   rw   alternative_subtyper   r   r   )r[   r   r5   r   r   r   r   r    r     s   

z+EmailMultiAlternatives._create_alternatives)rB   rB   NNNNNNNNN)
r   r   r   r   r   ri   r   r   r   __classcell__r   r   r   r    r     s    r   );r   r   r   rp   r   r   r   r   Zemail.errorsr   Zemail.headerr   Zemail.headerregistryr   r	   email.messager
   Zemail.mime.baser   Zemail.mime.messager   Zemail.mime.multipartr   Zemail.mime.textr   email.utilsr   r   r   r   ior   r   pathlibr   Zdjango.confr   Zdjango.core.mail.utilsr   Zdjango.utils.encodingr   r   rt   body_encodingrs   QPr   rn   rI   r   r=   rA   r1   rP   rb   re   rw   r{   r   r   r   r   r    <module>   sB    

- ]