50 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Ruby
		
	
	
	
# frozen_string_literal: true
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module TwoFactorAuthenticationConcern
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  extend ActiveSupport::Concern
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  included do
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    prepend_before_action :authenticate_with_two_factor, if: :two_factor_enabled?, only: [:create]
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  end
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  def two_factor_enabled?
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    find_user&.otp_required_for_login?
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  end
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  def valid_otp_attempt?(user)
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    user.validate_and_consume_otp!(user_params[:otp_attempt]) ||
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      user.invalidate_otp_backup_code!(user_params[:otp_attempt])
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  rescue OpenSSL::Cipher::CipherError
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    false
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  end
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  def authenticate_with_two_factor
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    user = self.resource = find_user
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    if user_params[:otp_attempt].present? && session[:attempt_user_id]
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      authenticate_with_two_factor_attempt(user)
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    elsif user.present? && user.external_or_valid_password?(user_params[:password])
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      prompt_for_two_factor(user)
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    end
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  end
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  def authenticate_with_two_factor_attempt(user)
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    if valid_otp_attempt?(user)
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      session.delete(:attempt_user_id)
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      remember_me(user)
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      sign_in(user)
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    else
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      flash.now[:alert] = I18n.t('users.invalid_otp_token')
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      prompt_for_two_factor(user)
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    end
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  end
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  def prompt_for_two_factor(user)
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    set_locale do
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      session[:attempt_user_id] = user.id
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      @body_classes = 'lighter'
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      render :two_factor
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    end
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  end
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end
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