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# frozen_string_literal: true
class Auth::SessionsController < Devise::SessionsController
include Devise::Controllers::Rememberable
layout 'auth'
skip_before_action :require_no_authentication, only: [:create]
prepend_before_action :authenticate_with_two_factor, if: :two_factor_enabled?, only: [:create]
def create
super do |resource|
remember_me(resource)
flash[:notice] = nil
end
end
def destroy
super
flash[:notice] = nil
end
protected
def find_user
if session[:otp_user_id]
User.find(session[:otp_user_id])
elsif user_params[:email]
User.find_by(email: user_params[:email])
end
end
def user_params
params.require(:user).permit(:email, :password, :otp_attempt)
end
def after_sign_in_path_for(_resource)
last_url = stored_location_for(:user)
if [about_path].include?(last_url)
root_path
else
last_url || root_path
end
end
def two_factor_enabled?
find_user.try(:otp_required_for_login?)
end
def valid_otp_attempt?(user)
user.validate_and_consume_otp!(user_params[:otp_attempt]) ||
user.invalidate_otp_backup_code!(user_params[:otp_attempt])
rescue OpenSSL::Cipher::CipherError => _error
false
end
def authenticate_with_two_factor
user = self.resource = find_user
if user_params[:otp_attempt].present? && session[:otp_user_id]
authenticate_with_two_factor_via_otp(user)
elsif user && user.valid_password?(user_params[:password])
prompt_for_two_factor(user)
end
end
def authenticate_with_two_factor_via_otp(user)
if valid_otp_attempt?(user)
session.delete(:otp_user_id)
remember_me(user)
sign_in(user)
else
flash.now[:alert] = I18n.t('users.invalid_otp_token')
prompt_for_two_factor(user)
end
end
def prompt_for_two_factor(user)
session[:otp_user_id] = user.id
render :two_factor
end
end
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