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    E`                 @   sf   d dl Z d dlZd dlmZ d dlmZmZ ddlm	Z	m
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 ddlmZ ddlmZ G dd	 d	ZdS )
    N)	lru_cache)AnyList   )PyJWKPyJWKSet)decode_complete)PyJWKClientErrorc               @   sn   e Zd ZdeeedddZedddZe	dd	d
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ee dddZeedddZeedddZdS )PyJWKClientT   )uri
cache_keysmax_cached_keysc             C   s    || _ |rt|d| j| _d S )N)maxsize)r   r   get_signing_key)selfr   r   r    r   @/opt/alt/python37/lib/python3.7/site-packages/jwt/jwks_client.py__init__   s    zPyJWKClient.__init__)returnc          	   C   s$   t j| j}t|S Q R X d S )N)urllibZrequestZurlopenr   jsonload)r   responser   r   r   
fetch_data   s    zPyJWKClient.fetch_datac             C   s   |   }t|S )N)r   r   Z	from_dict)r   datar   r   r   get_jwk_set   s    zPyJWKClient.get_jwk_setc             C   sN   |   }g }x(|jD ]}|jdkr|jr|| qW t|dkrJtd|S )Nsigr   z2The JWKS endpoint did not contain any signing keys)r   keysZpublic_key_usekey_idappendlenr	   )r   Zjwk_setsigning_keysZjwk_set_keyr   r   r   get_signing_keys   s    zPyJWKClient.get_signing_keys)kidr   c             C   sB   |   }d }x|D ]}|j|kr|}P qW |s>td| d|S )Nz,Unable to find a signing key that matches: "")r#   r   r	   )r   r$   r"   Zsigning_keykeyr   r   r   r   (   s    

zPyJWKClient.get_signing_key)tokenr   c             C   s(   t |ddid}|d }| |dS )NZverify_signatureF)optionsheaderr$   )decode_tokenr   get)r   r'   Z
unverifiedr)   r   r   r   get_signing_key_from_jwt8   s    z$PyJWKClient.get_signing_key_from_jwtN)Tr   )__name__
__module____qualname__strboolintr   r   r   r   r   r   r   r#   r   r,   r   r   r   r   r
      s   r
   )r   Zurllib.requestr   	functoolsr   typingr   r   Zapi_jwkr   r   Zapi_jwtr   r*   
exceptionsr	   r
   r   r   r   r   <module>   s   