Two factor authentication extension for Devise
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# Helper class to simulate a user generating TOTP codes from a secret key |
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class TotpHelper |
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def initialize(secret_key, otp_length) |
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@secret_key = secret_key |
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@otp_length = otp_length |
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end |
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def totp_code(time = Time.now) |
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ROTP::TOTP.new(@secret_key, digits: @otp_length).at(time) |
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end |
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end
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