o
    "4g,                     @  s   d dl mZ d dlZd dlZd dlZd dlmZmZ ddlm	Z	m
Z
mZ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 erPdd
lmZmZ G dd dZe ZejZejZejZejZej Z ej!Z!ej"Z"dS )    )annotationsN)TYPE_CHECKINGAny   )	Algorithmget_default_algorithms
has_cryptorequires_cryptography)PyJWK)DecodeErrorInvalidAlgorithmErrorInvalidSignatureErrorInvalidTokenError)base64url_decodebase64url_encode)RemovedInPyjwt3Warning)AllowedPrivateKeysAllowedPublicKeysc                   @  s   e Zd ZdZ		dHdId	d
ZedJddZdKddZdLddZdMddZ	dNddZ
					dOdPd+d,Z	-			dQdRd4d5Z	-			dQdSd7d8ZdTd9d:ZdUd<d=Z	-	dVdWdAdBZdXdCdDZdYdFdGZdS )ZPyJWSJWTN
algorithmslist[str] | Noneoptionsdict[str, Any] | NonereturnNonec                 C  sl   t  | _|d urt|nt| j| _t| j D ]}|| jvr$| j|= q|d u r+i }i |  || _d S )N)r   _algorithmsset_valid_algslistkeys_get_default_optionsr   )selfr   r   key r$   T/var/www/html/authentication-server/venv/lib/python3.10/site-packages/jwt/api_jws.py__init__   s   
zPyJWS.__init__dict[str, bool]c                   C  s   ddiS )Nverify_signatureTr$   r$   r$   r$   r%   r!   2   s   zPyJWS._get_default_optionsalg_idstralg_objr   c                 C  s>   || j v r	tdt|tstd|| j |< | j| dS )zW
        Registers a new Algorithm for use when creating and verifying tokens.
        z Algorithm already has a handler.z!Object is not of type `Algorithm`N)r   
ValueError
isinstancer   	TypeErrorr   add)r"   r)   r+   r$   r$   r%   register_algorithm6   s   


zPyJWS.register_algorithmc                 C  s*   || j vr	td| j |= | j| dS )z
        Unregisters an Algorithm for use when creating and verifying tokens
        Throws KeyError if algorithm is not registered.
        zJThe specified algorithm could not be removed because it is not registered.N)r   KeyErrorr   remove)r"   r)   r$   r$   r%   unregister_algorithmC   s   
zPyJWS.unregister_algorithm	list[str]c                 C  s
   t | jS )zM
        Returns a list of supported values for the 'alg' parameter.
        )r   r   )r"   r$   r$   r%   get_algorithmsQ   s   
zPyJWS.get_algorithmsalg_namec              
   C  sN   z| j | W S  ty& } zts|tv rtd| d|td|d}~ww )z
        For a given string name, return the matching Algorithm object.

        Example usage:

        >>> jws_obj.get_algorithm_by_name("RS256")
        zAlgorithm 'z9' could not be found. Do you have cryptography installed?Algorithm not supportedN)r   r1   r   r	   NotImplementedError)r"   r6   er$   r$   r%   get_algorithm_by_nameW   s   

zPyJWS.get_algorithm_by_nameHS256FTpayloadbytesr#    AllowedPrivateKeys | str | bytes	algorithm
str | Noneheadersjson_encodertype[json.JSONEncoder] | Noneis_payload_detachedboolsort_headersc                 C  s*  g }|d ur|nd}	|r"| d}
|
r|d }	| d}|du r"d}| j|	d}|r4| | || |d s;|d= |rBd|d< nd|v rI|d= tj|d||d	 }|t| |r`|}nt|}|| d
	|}| 
|	}||}|||}|t| |rd|d< d
	|}|dS )Nnonealgb64FT)typrH   rJ   ),:)
separatorscls	sort_keys   .    r   utf-8)get
header_typ_validate_headersupdatejsondumpsencodeappendr   joinr:   prepare_keysigndecode)r"   r<   r#   r?   rA   rB   rD   rF   segments
algorithm_headers_algheaders_b64headerjson_headermsg_payloadsigning_inputr+   	signatureencoded_stringr$   r$   r%   rY   h   sL   











zPyJWS.encode jwtstr | bytes'AllowedPublicKeys | PyJWK | str | bytesdetached_payloadbytes | Nonedict[str, Any]c                 K  s   |rt dt|  t |d u ri }i | j|}|d }|r-|s-t|ts-td| 	|\}	}
}}|
dddu rU|d u rFtd|}	d|
dd	d
 |	g}
|r`| |
|||| |	||dS )Nzypassing additional kwargs to decode_complete() is deprecated and will be removed in pyjwt version 3. Unsupported kwargs: r(   z\It is required that you pass in a value for the "algorithms" argument when calling decode().rI   TFzIt is required that you pass in a value for the "detached_payload" argument to decode a message having the b64 header set to false.rP   r   r   )r<   rc   rg   )warningswarntupler    r   r   r-   r
   r   _loadrS   r[   rsplit_verify_signature)r"   rj   r#   r   r   rm   kwargsmerged_optionsr(   r<   rf   rc   rg   r$   r$   r%   decode_complete   s:   	
zPyJWS.decode_completer   c                 K  s:   |rt dt|  t | j|||||d}|d S )Nzppassing additional kwargs to decode() is deprecated and will be removed in pyjwt version 3. Unsupported kwargs: )rm   r<   )rp   rq   rr   r    r   rx   )r"   rj   r#   r   r   rm   rv   decodedr$   r$   r%   r^      s   	

zPyJWS.decodec                 C  s   |  |d }| | |S )zReturns back the JWT header parameters as a dict()

        Note: The signature is not verified so the header parameters
        should not be fully trusted until signature verification is complete
           )rs   rU   )r"   rj   rA   r$   r$   r%   get_unverified_header   s   
zPyJWS.get_unverified_header*tuple[bytes, bytes, dict[str, Any], bytes]c              
   C  sl  t |tr
|d}t |tstdt z|dd\}}|dd\}}W n ty9 } ztd|d }~ww zt|}W n t	t
jfyT } ztd|d }~ww zt|}W n typ }	 ztd|	 |	d }	~	ww t |tsztdzt|}
W n t	t
jfy } ztd	|d }~ww zt|}W n t	t
jfy } ztd
|d }~ww |
|||fS )NrR   z$Invalid token type. Token must be a rP   r   zNot enough segmentszInvalid header paddingzInvalid header string: z,Invalid header string: must be a json objectzInvalid payload paddingzInvalid crypto padding)r-   r*   rY   r=   r   rt   splitr,   r   r.   binasciiErrorrW   loadsdict)r"   rj   rf   crypto_segmentheader_segmentpayload_segmenterrheader_datarc   r9   r<   rg   r$   r$   r%   rs      sL   







zPyJWS._loadrf   rc   rg   c           
   
   C  s   |d u rt |tr|jg}z|d }W n ty   tdw |r)|d ur-||vr-tdt |tr9|j}|j}nz| |}W n tyQ }	 ztd|	d }	~	ww |	|}|
|||sbtdd S )NrH   zAlgorithm not specifiedz&The specified alg value is not allowedr7   zSignature verification failed)r-   r
   algorithm_namer1   r   r   r#   r:   r8   r\   verifyr   )
r"   rf   rc   rg   r#   r   rH   r+   prepared_keyr9   r$   r$   r%   ru      s,   


zPyJWS._verify_signaturec                 C  s   d|v r|  |d  d S d S )Nkid)_validate_kid)r"   rA   r$   r$   r%   rU   ?  s   zPyJWS._validate_headersr   c                 C  s   t |ts	tdd S )Nz(Key ID header parameter must be a string)r-   r*   r   )r"   r   r$   r$   r%   r   C  s   
zPyJWS._validate_kid)NN)r   r   r   r   r   r   )r   r'   )r)   r*   r+   r   r   r   )r)   r*   r   r   )r   r4   )r6   r*   r   r   )r;   NNFT)r<   r=   r#   r>   r?   r@   rA   r   rB   rC   rD   rE   rF   rE   r   r*   )ri   NNN)rj   rk   r#   rl   r   r   r   r   rm   rn   r   ro   )rj   rk   r#   rl   r   r   r   r   rm   rn   r   r   )rj   rk   r   ro   )rj   rk   r   r|   )ri   N)rf   r=   rc   ro   rg   r=   r#   rl   r   r   r   r   )rA   ro   r   r   )r   r   r   r   )__name__
__module____qualname__rT   r&   staticmethodr!   r0   r3   r5   r:   rY   rx   r^   r{   rs   ru   rU   r   r$   r$   r$   r%   r      sD    



H0

+
r   )#
__future__r   r~   rW   rp   typingr   r   r   r   r   r   r	   api_jwkr
   
exceptionsr   r   r   r   utilsr   r   r   r   r   r   _jws_global_objrY   rx   r^   r0   r3   r:   r{   r$   r$   r$   r%   <module>   s.      .
