a
    RfKe                     @   s$  U d Z ddlZddlZddlZddlZddlZddlZddlZddlm	Z	 ddlm
Z
 ddlmZ ddlmZmZmZmZmZmZmZmZmZmZmZ ddlmZ dd	lmZmZ dd
lmZm Z  ddl!m"Z" dZ#G dd de	Z$dd e$D Z%eee&  e'd< dZ(G dd de	Z)e*e)j+e)j,e)j-hZ.ee'd< dZ/ee0 e'd< edj1Z2edj1Z3edj4Z5edj6Z7edj6Z8edj6Z9edj6Z:edj6Z;dZ<ee& e'd< d Z=ee& e'd!< G d"d# d#eZ>e>e)j?ddZ@e>e)jAddZBG d$d% d%eCZDG d&d' d'eCZEejFZGeeH e'd(< ejIee0 d)d*d+ZJe0eKdd,d-d.ZLerDeLZMn.zdd/lNmOZO eOZMW n ePyp   eLZMY n0 e0g d0ZQee0 e'd1< eRd2ZSeeeH  e'd3< eRd4ZTeeeH  e'd5< dDeeH eUee&eUf d7d8d9ZVdEe&eUeUeHd;d<d=ZWG d>d? d?e	ZXG d@dA dAZYG dBdC dCZZdS )Fz%WebSocket protocol versions 13 and 8.    N)IntEnum)partial)Struct)AnyCallableFinalList
NamedTupleOptionalPatternSetTupleUnioncast   )BaseProtocol)ZLibCompressorZLibDecompressor)NO_EXTENSIONSset_exception)	DataQueue)	WS_CLOSED_MESSAGEWS_CLOSING_MESSAGEWS_KEYWebSocketReaderWebSocketWriter	WSMessageWebSocketError	WSMsgTypeWSCloseCodec                   @   s@   e Zd ZdZdZdZdZdZdZdZ	dZ
d	Zd
ZdZdZdZdS )r     i  i  i  i  i  i  i  i  i  i  i  i  N)__name__
__module____qualname__OKZ
GOING_AWAYPROTOCOL_ERRORZUNSUPPORTED_DATAZABNORMAL_CLOSUREINVALID_TEXTZPOLICY_VIOLATIONMESSAGE_TOO_BIGZMANDATORY_EXTENSIONINTERNAL_ERRORZSERVICE_RESTARTZTRY_AGAIN_LATERBAD_GATEWAY r*   r*   O/var/www/ai-form-bot/venv/lib/python3.9/site-packages/aiohttp/http_websocket.pyr   -   s   r   c                 C   s   h | ]}t |qS r*   )int).0ir*   r*   r+   	<setcomp>=       r/   ALLOWED_CLOSE_CODESi   c                   @   sP   e Zd ZdZdZdZdZdZdZdZ	dZ
d	ZeZeZeZeZeZe	Ze
ZeZd
S )r   r   r      	   
         i  i  N)r!   r"   r#   CONTINUATIONTEXTBINARYPINGPONGCLOSECLOSINGCLOSEDERRORtextbinarypingpongcloseclosingclosederrorr*   r*   r*   r+   r   I   s"   r   MESSAGE_TYPES_WITH_CONTENTs$   258EAFA5-E914-47DA-95CA-C5AB0DC85B11r   z!Hz!Qz!BBz!BBHz!BBQz!Li @  MSG_SIZE   DEFAULT_LIMITc                   @   sL   e Zd ZU eed< eed< ee ed< ej	de
egef edddZdS )	r   typedataextra)loads)rO   returnc                C   s
   || j S )zAReturn parsed JSON data.

        .. versionadded:: 0.22
        )rM   )selfrO   r*   r*   r+   json~   s    zWSMessage.jsonN)r!   r"   r#   r   __annotations__r   r
   strrR   rO   r   r*   r*   r*   r+   r   x   s   
r   c                       s8   e Zd ZdZeedd fddZedddZ  ZS )	r   z WebSocket protocol parser error.NcodemessagerP   c                    s   || _ t || d S N)rV   super__init__rQ   rV   rW   	__class__r*   r+   rZ      s    zWebSocketError.__init__rP   c                 C   s   t t| jd S )Nr   )r   rT   argsrQ   r*   r*   r+   __str__   s    zWebSocketError.__str__)	r!   r"   r#   __doc__r,   rT   rZ   ra   __classcell__r*   r*   r\   r+   r      s   r   c                   @   s   e Zd ZdZdS )WSHandshakeErrorz#WebSocket protocol handshake error.N)r!   r"   r#   rb   r*   r*   r*   r+   rd      s   rd   native_byteorderr^   c                   C   s   dd t dD S )Nc                    s&   g | ] t  fd dtdD qS )c                 3   s   | ]}| A V  qd S rX   r*   )r-   abr*   r+   	<genexpr>   r0   z(_xor_table.<locals>.<listcomp>.<genexpr>r6   )bytesrange)r-   r*   rg   r+   
<listcomp>   r0   z_xor_table.<locals>.<listcomp>r6   )rk   r*   r*   r*   r+   
_xor_table   s    rm   )maskrM   rP   c                    s   t |tsJ |t| dks&J | |rt   fdd| D \}}}}|ddd ||ddd< |ddd ||ddd< |ddd ||ddd< |ddd ||ddd< dS )aw  Websocket masking function.

    `mask` is a `bytes` object of length 4; `data` is a `bytearray`
    object of any length. The contents of `data` are masked with `mask`,
    as specified in section 5.3 of RFC 6455.

    Note that this function mutates the `data` argument.

    This pure-python implementation may be replaced by an optimized
    version when available.

       c                 3   s   | ]} | V  qd S rX   r*   )r-   nZ
_XOR_TABLEr*   r+   ri      r0   z)_websocket_mask_python.<locals>.<genexpr>Nr   r2      )
isinstance	bytearraylenrm   	translate)rn   rM   rf   rh   cdr*   rq   r+   _websocket_mask_python   s    ry   )_websocket_mask_cython)r   r      r{   _WS_DEFLATE_TRAILINGz^(?:;\s*(?:(server_no_context_takeover)|(client_no_context_takeover)|(server_max_window_bits(?:=(\d+))?)|(client_max_window_bits(?:=(\d+))?)))*$
_WS_EXT_REzpermessage-deflate([^,]+)?_WS_EXT_RE_SPLITF)extstrisserverrP   c                 C   s   | sdS d}d}t | D ]}|d}|s4d} qt|}|rd}|r|drxt|d}|dksr|dk rxd}q|drd} qq|d	rt|d	}|dks|dk rtd
|drd} qq|std|d q||fS )N)r   Fr   Fr      ro   r3   T   zInvalid window sizer2   z#Extension for deflate not supported)r~   finditergroupr}   matchr,   rd   )r   r   compress
notakeoverextZdefextr   r*   r*   r+   ws_ext_parse   s>    





r   r   )r   r   server_notakeoverrP   c                 C   s^   | dk s| dkrt ddg}|s,|d | dk rF|dt|   |rT|d d|S )	Nr3   r   zCCompress wbits must between 9 and 15, zlib does not support wbits=8zpermessage-deflateZclient_max_window_bitszserver_max_window_bits=Zserver_no_context_takeoverz; )
ValueErrorappendrT   join)r   r   r   Z
enabledextr*   r*   r+   
ws_ext_gen  s    

r   c                   @   s   e Zd ZdZdZdZdZdS )WSParserStater   r2   rr   ro   N)r!   r"   r#   READ_HEADERREAD_PAYLOAD_LENGTHREAD_PAYLOAD_MASKREAD_PAYLOADr*   r*   r*   r+   r     s   r   c                   @   s   e Zd Zdee eeddddZddddZe	e
ee	f d	d
dZe	dd	ddZe	ee
eee eee f  dddZdS )r   TN)queuemax_msg_sizer   rP   c                 C   sp   || _ || _d | _t | _tj| _d | _d| _	d | _
t | _d| _d| _d | _d| _d| _d | _d | _|| _d S )NFr0   r   )r   _max_msg_size_excrt   _partialr   r   _state_opcode
_frame_fin_frame_opcode_frame_payload_tail	_has_mask_frame_mask_payload_length_payload_length_flag_compressed_decompressobj	_compress)rQ   r   r   r   r*   r*   r+   rZ   $  s"    zWebSocketReader.__init__r^   c                 C   s   | j   d S rX   )r   feed_eofr`   r*   r*   r+   r   <  s    zWebSocketReader.feed_eofrM   rP   c              
   C   sZ   | j rd|fS z| | W n8 tyT } z || _ t| j| W Y d }~dS d }~0 0 dS )NT)Tr0   )Fr0   )r   
_feed_data	Exceptionr   r   )rQ   rM   excr*   r*   r+   	feed_data?  s    zWebSocketReader.feed_datac                 C   sj  |  |D ]X\}}}}|tv r
|tjk}|s||s:|| _|  j|7  _| jr
t| j| jkr
tt	j
dt| j| jq
t| j}|r| jd u rtt	jd| j}d | _n|rtt	jd||r| j| }| j  n|}| jrt|| jkrtt	j
dt|| j|rv| js.tdd| _| j|t | j}	| jjr~t| jj}
tt	j
d| j|
 | jnt|}	|tjkrz|	d}W n4 ty } ztt	jd|W Y d }~n
d }~0 0 | jttj|d	t| q
| jttj|	d	t|	 q
|tjkrt|d
krt|d d
 d }|dk r^|tvr^tt	jd| z|d
d  d}W n4 ty } ztt	jd|W Y d }~n
d }~0 0 ttj||}n4|rtt	jd| d| d|nttjdd	}| j|d q
|tj kr(| jttj |d	t| q
|tj!krR| jttj!|d	t| q
tt	jd|q
d S )Nz Message size {} exceeds limit {}z*Continuation frame for non started messagez<The opcode in non-fin frame is expected to be zero, got {!r}T)Zsuppress_deflate_headerz-Decompressed message size {} exceeds limit {}utf-8zInvalid UTF-8 text message r2   r   i  zInvalid close code: zInvalid close frame:  zUnexpected opcode=)"parse_framerH   r   r7   r   r   r   ru   r   r   r'   formatboolr%   clearr   r   Zdecompress_syncr|   unconsumed_tailrj   r8   decodeUnicodeDecodeErrorr&   r   r   r   r9   r<   UNPACK_CLOSE_CODEr1   r:   r;   )rQ   rM   finopcodepayload
compressedZis_continuationZhas_partialZassembled_payloadZpayload_mergedleftr@   r   Z
close_codeZclose_messagemsgr*   r*   r+   r   L  s    





	

zWebSocketReader._feed_data)bufrP   c                 C   sB  g }| j r| j | d }| _ d}t|}| jtju rl|| dk rFq0|||d  }|d7 }|\}}|d? d@ }|d? d@ }	|d? d@ }
|d? d@ }|d	@ }|
s|s|	r| jsttjd
|dkr|dkrttjd|d? d@ }|d@ }|dkr|dkrttjd| j	s | j
du r2|	r*dnd| _
n|	rDttjd
t|| _	|| _t|| _|| _tj| _| jtju r$| j}|dkr|| dk rq0|||d  }|d7 }t|d | _nJ|dkr|| dk rq0|||d  }|d7 }t|d | _n|| _| jrtjntj| _| jtju rf|| dk rDq0|||d  | _|d7 }tj| _| jtju r(| j}| j}|| }||kr|| | _|||d 7 }|}n"d| _|||||  7 }|| }| jdkrq0| jr| jdusJ t| j| || j	| j|| j
f t | _tj| _q(||d | _ |S )z&Return the next frame from the socket.r0   r   r2      r   r      ro   r   z*Received frame with non-zero reserved bitsz!Received fragmented control frame   }   z5Control frame payload cannot be larger than 125 bytesNTF~   r5   )r   ru   r   r   r   r   r   r   r%   r   r   r   r   r   r   r   UNPACK_LEN2r   UNPACK_LEN3r   r   r   r   _websocket_maskr   rt   )rQ   r   frames	start_posZ
buf_lengthrM   Z
first_byteZsecond_byter   Zrsv1Zrsv2Zrsv3r   Zhas_masklengthZlength_flagr   Z	chunk_lenr*   r*   r+   r     s    







zWebSocketReader.parse_frame)T)r!   r"   r#   r   r   r,   r   rZ   r   rj   r   r   r   r   r
   rt   r   r*   r*   r*   r+   r   #  s    
r   c                
   @   s   e Zd Zdee dddeeje	e
eje
e	ddddZdee
ee
 ddd	d
Ze
edddZeddddZdeeef ddddZd eeef ddddZd!eeef e	ee
 ddddZd"e
eeef ddddZdS )#r   Fr   )use_masklimitrandomr   r   N)protocol	transportr   r   r   r   r   rP   c                C   sH   || _ || _|| _t|jd| _|| _|| _d| _|| _	d| _
d | _d S )N    Fr   )r   r   r   r   getrandbitsget_random_bitsr   r   _closing_limit_output_size_compressobj)rQ   r   r   r   r   r   r   r   r*   r*   r+   rZ   W  s    zWebSocketWriter.__init__)rW   r   r   rP   c                    s  | j r|tj@ stdd}|s&| jr|dk r|r>| |}n| jsR| | j| _| j}||I dH }||| jrzt	j
nt	j7 }|tr|dd }|dB }t|}| j}|rd}nd}|dk rtd|B |B ||B }	n<|d	k rtd|B |B d|B |}	ntd|B |B d
|B |}	|rpt|  }
t|}t|
| | |	|
 |  |  jt|	t|
 | 7  _nD|tkr| |	 | | n| |	|  |  jt|	| 7  _| j| jkrd| _| j I dH  dS )<Send a frame over the websocket with message as its payload.!Cannot write to closing transportr   r5   N@      r   rJ   r   )r   r   r<   ConnectionResetErrorr   _make_compress_objr   flushr   zlibZ_FULL_FLUSHZ_SYNC_FLUSHendswithr|   ru   r   	PACK_LEN1	PACK_LEN2	PACK_LEN3PACK_RANDBITSr   rt   r   _writer   rI   r   r   Z_drain_helper)rQ   rW   r   r   ZrsvcompressobjZ
msg_lengthr   Zmask_bitheaderrn   r*   r*   r+   _send_framem  sP    


 

zWebSocketWriter._send_frame)r   rP   c                 C   s   t tj| tdS )N)levelwbitsZmax_sync_chunk_size)r   r   Z_BEST_SPEEDWEBSOCKET_MAX_SYNC_CHUNK_SIZE)rQ   r   r*   r*   r+   r     s
    z"WebSocketWriter._make_compress_objr   c                 C   s,   | j d u s| j  rtd| j | d S )Nr   )r   Z
is_closingr   write)rQ   rM   r*   r*   r+   r     s    zWebSocketWriter._writer0   )rW   rP   c                    s,   t |tr|d}| |tjI dH  dS )zSend pong message.r   N)rs   rT   encoder   r   r;   rQ   rW   r*   r*   r+   rC     s    

zWebSocketWriter.pongc                    s,   t |tr|d}| |tjI dH  dS )zSend ping message.r   N)rs   rT   r   r   r   r:   r   r*   r*   r+   rB     s    

zWebSocketWriter.ping)rW   rA   r   rP   c                    sJ   t |tr|d}|r0| |tj|I dH  n| |tj|I dH  dS )r   r   N)rs   rT   r   r   r   r9   r8   )rQ   rW   rA   r   r*   r*   r+   send  s
    

zWebSocketWriter.sendr    rU   c                    sJ   t |tr|d}z(| jt|| tjdI dH  W d| _nd| _0 dS )z<Close the websocket, sending the specified code and message.r   )r   NT)rs   rT   r   r   PACK_CLOSE_CODEr   r<   r   r[   r*   r*   r+   rD     s    

zWebSocketWriter.close)N)r0   )r0   )FN)r    r0   )r!   r"   r#   rK   r   Randomr   asyncio	Transportr   r,   rZ   rj   r
   r   r   r   r   r   rT   rC   rB   r   rD   r*   r*   r*   r+   r   V  sB    
E	  
r   )F)r   FF)[rb   r   	functoolsrR   r   resysr   enumr   r   structr   typingr   r   r   r   r	   r
   r   r   r   r   r   Zbase_protocolr   Zcompression_utilsr   r   Zhelpersr   r   Zstreamsr   __all__r   r1   r,   rS   r   r   	frozensetr9   r8   r7   rH   r   rj   unpack_fromr   r   unpackr   packr   r   r   r   r   rI   rK   r   r>   r   r=   r   r   r   rd   	byteorderre   rT   	lru_cacherm   rt   ry   r   Z
_websocketrz   ImportErrorr|   compiler}   r~   r   r   r   r   r   r   r*   r*   r*   r+   <module>   s   4	








 4   5