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o �h � @ s` d dl Z d dlZd dlZd dlZd dlmZmZmZ ddlm Z ddl m Z G dd� de �Z dS )� N)�Any�Optional�Union� )�utils)�OTPc s� e Zd ZdZ d dedededee d ee d ed df� fd d � Zd de ee j f ded efdd�Z d efdd�Z d!dedee j ded e fdd�Z d"dee dee dee d efdd �Zde j d efd d �Z� ZS )#�TOTPz. Handler for time-based OTP counters. � N� �s�digits�digest�name�issuer�interval�returnc s. |du rt j}|| _t� j|||||d� dS )a� :param s: secret in base32 format :param interval: the time interval in seconds for OTP. This defaults to 30. :param digits: number of integers in the OTP. Some apps expect this to be 6 digits, others support more. :param digest: digest function to use in the HMAC (expected to be SHA1) :param name: account name :param issuer: issuer N)r r r r r )�hashlib�sha1r �super�__init__)�selfr r r r r r �� __class__� �@/usr/local/CyberPanel/lib/python3.10/site-packages/pyotp/totp.pyr s z TOTP.__init__r �for_time�counter_offsetc C s0 t |tj�stj�t|��}| �| �|�| �S )a Accepts either a Unix timestamp integer or a datetime object. To get the time until the next timecode change (seconds until the current OTP expires), use this instead: .. code:: python totp = pyotp.TOTP(...) time_remaining = totp.interval - datetime.datetime.now().timestamp() % totp.interval :param for_time: the time to generate an OTP for :param counter_offset: the amount of ticks to add to the time counter :returns: OTP value )� isinstance�datetime� fromtimestamp�int� generate_otp�timecode)r r r r r r �at' s zTOTP.atc C s | � | �tj�� ��S )zL Generate the current time OTP :returns: OTP value )r! r" r �now)r r r r r$ : s zTOTP.now�otp� valid_windowc C sl |du r t j �� }|r)t| |d �D ]}t�t|�t| �||���r& dS qdS t�t|�t| �|���S )ah Verifies the OTP passed in against the current time OTP. :param otp: the OTP to check against :param for_time: Time to check OTP at (defaults to now) :param valid_window: extends the validity to this many counter ticks before and after the current one :returns: True if verification succeeded, False otherwise Nr TF)r r$ �ranger � strings_equal�strr# )r r% r r& �ir r r �verifyB s �z TOTP.verify� issuer_name�imagec C s8 t j| j|r|n| j|r|n| j| �� j| j| j|d�S )a Returns the provisioning URI for the OTP. This can then be encoded in a QR Code and used to provision an OTP app like Google Authenticator. See also: https://github.com/google/google-authenticator/wiki/Key-Uri-Format )r � algorithmr �periodr- )r � build_uri�secretr r r r r )r r r, r- r r r �provisioning_uriV s �zTOTP.provisioning_uric C s6 |j rtt�|�� �| j �S tt�|�� �| j �S )z� Accepts either a timezone naive (`for_time.tzinfo is None`) or a timezone aware datetime as argument and returns the corresponding counter value (timecode). ) �tzinfor �calendar�timegm� utctimetupler �time�mktime� timetuple)r r r r r r" m s z TOTP.timecode)r NNNr )r )Nr )NNN)�__name__� __module__� __qualname__�__doc__r) r r r r r r r# r$ �boolr+ r2 r" � __classcell__r r r r r sH ��������""���� � r ) r4 r r r7 �typingr r r � r r% r r r r r r �<module> s
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