§
    &›j9	  ã                   ój   — d dl Z d dlZd dlmZ d dlmZmZmZ  G d„ d¦  «        Z G d„ d¦  «        ZdS )é    N©Útime)ÚDictÚOptionalÚUnionc                   ó*   — e Zd Zedefd„¦   «         ZdS )ÚClockÚreturnc                  ó   — t          ¦   «         S )Nr   © ó    úU/home/lighthouse/health/venv/lib/python3.11/site-packages/slack/signature/verifier.pyÚnowz	Clock.now   s   € å‰vŒvˆr   N)Ú__name__Ú
__module__Ú__qualname__ÚstaticmethodÚfloatr   r   r   r   r	   r	      s9   € € € € € Øð�ð ð ð ñ „\ðð ð r   r	   c                   ó¾   — e Zd Z e¦   «         fdedefd„Zdeeef         deeef         de	fd„Z
deeef         ded	ede	fd
„Zdedeeef         dee         fd„ZdS )ÚSignatureVerifierÚsigning_secretÚclockc                 ó"   — || _         || _        dS )aA  Slack request signature verifier

        Slack signs its requests using a secret that's unique to your app.
        With the help of signing secrets, your app can more confidently verify
        whether requests from us are authentic.
        https://docs.slack.dev/authentication/verifying-requests-from-slack/
        N)r   r   )Úselfr   r   s      r   Ú__init__zSignatureVerifier.__init__   s   € ð -ˆÔØˆŒ
ˆ
ˆ
r   ÚbodyÚheadersr
   c                 óÆ   — |€dS d„ |                      ¦   «         D ¦   «         }|                      ||                     dd¦  «        |                     dd¦  «        ¬¦  «        S )ú(Verifies if the given signature is validNFc                 ó>   — i | ]\  }}|                      ¦   «         |“ŒS r   )Úlower)Ú.0ÚkÚvs      r   ú
<dictcomp>z6SignatureVerifier.is_valid_request.<locals>.<dictcomp>!   s&   € ÐGÐGÐG©t¨q°!˜aŸgšg™iœi¨ÐGÐGÐGr   zx-slack-request-timestampzx-slack-signature)r   Ú	timestampÚ	signature)ÚitemsÚis_validÚget)r   r   r   Únormalized_headerss       r   Úis_valid_requestz"SignatureVerifier.is_valid_request   sp   € ð ˆ?Ø�5ØGÐG°w·}²}±´ÐGÑGÔGÐØ�}Š}ØØ(×,Ò,Ð-HÈ$ÑOÔOØ(×,Ò,Ð-@À$ÑGÔGð ñ 
ô 
ð 	
r   r&   r'   c                 óæ   — |�|€dS t          | j                             ¦   «         t          |¦  «        z
  ¦  «        dk    rdS |                      ||¬¦  «        }|€dS t          j        ||¦  «        S )r   NFi,  )r&   r   )Úabsr   r   ÚintÚgenerate_signatureÚhmacÚcompare_digest)r   r   r&   r'   Úcalculated_signatures        r   r)   zSignatureVerifier.is_valid(   s|   € ð Ð 	Ð 1Ø�5åˆtŒz�~Š~ÑÔ¥# i¡.¤.Ñ0Ñ1Ô1°FÒ:Ð:Ø�5à#×6Ò6ÀÐQUÐ6ÑVÔVÐØÐ'Ø�5ÝÔ"Ð#7¸ÑCÔCÐCr   c                óV  — |€dS |€d}t          |t          ¦  «        r|                     d¦  «        }t                               d|› d|› �¦  «        }t                               | j        ¦  «        }t          j        ||t          j	        ¦  «         
                    ¦   «         }d|› �}|S )zGenerates a signatureNÚ zutf-8zv0:ú:zv0=)Ú
isinstanceÚbytesÚdecodeÚstrÚencoder   r1   ÚnewÚhashlibÚsha256Ú	hexdigest)r   r&   r   Ú
format_reqÚencoded_secretÚrequest_hashr3   s          r   r0   z$SignatureVerifier.generate_signature:   s¥   € àÐØ�4Øˆ<ØˆDÝ�d�EÑ"Ô"ð 	(Ø—;’;˜wÑ'Ô'ˆDå—Z’ZÐ 8 iÐ 8Ð 8°$Ð 8Ð 8Ñ9Ô9ˆ
ÝŸš DÔ$7Ñ8Ô8ˆÝ”x °
½G¼NÑKÔK×UÒUÑWÔWˆØ3 \Ð3Ð3ÐØ#Ð#r   N)r   r   r   r	   r:   r   r   r8   r   Úboolr,   r)   r   r0   r   r   r   r   r      s	  € € € € € Ø;@¸5¹7¼7ð 	ð 	 sð 	°5ð 	ð 	ð 	ð 	ð
à�C˜�JÔð
ð �c˜3�h”ð
ð 
ð	
ð 
ð 
ð 
ðDà�C˜�JÔðDð ðDð ð	Dð
 
ðDð Dð Dð Dð$$¨sð $¸%ÀÀUÀ
Ô:Kð $ÐPXÐY\ÔP]ð $ð $ð $ð $ð $ð $r   r   )	r=   r1   r   Útypingr   r   r   r	   r   r   r   r   ú<module>rE      s¡   ðØ €€€Ø €€€Ø Ð Ð Ð Ð Ð Ø (Ð (Ð (Ð (Ð (Ð (Ð (Ð (Ð (Ð (ðð ð ð ð ñ ô ð ð:$ð :$ð :$ð :$ð :$ñ :$ô :$ð :$ð :$ð :$r   