hometown/app/controllers/auth/sessions_controller.rb

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# frozen_string_literal: true
class Auth::SessionsController < Devise::SessionsController
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include Devise::Controllers::Rememberable
layout 'auth'
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skip_before_action :require_no_authentication, only: [:create]
skip_before_action :require_functional!
before_action :set_instance_presenter, only: [:new]
before_action :set_body_classes
def new
Devise.omniauth_configs.each do |provider, config|
return redirect_to(omniauth_authorize_path(resource_name, provider)) if config.strategy.redirect_at_sign_in
end
super
end
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def create
self.resource = begin
if user_params[:email].blank? && session[:otp_user_id].present?
User.find(session[:otp_user_id])
else
warden.authenticate!(auth_options)
end
end
if resource.otp_required_for_login?
if user_params[:otp_attempt].present? && session[:otp_user_id].present?
authenticate_with_two_factor_via_otp(resource)
else
prompt_for_two_factor(resource)
end
else
authenticate_and_respond(resource)
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end
end
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def destroy
tmp_stored_location = stored_location_for(:user)
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super
flash.delete(:notice)
store_location_for(:user, tmp_stored_location) if continue_after?
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end
protected
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def user_params
params.require(:user).permit(:email, :password, :otp_attempt)
end
def after_sign_in_path_for(resource)
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last_url = stored_location_for(:user)
if home_paths(resource).include?(last_url)
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root_path
else
last_url || root_path
end
end
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def after_sign_out_path_for(_resource_or_scope)
Devise.omniauth_configs.each_value do |config|
return root_path if config.strategy.redirect_at_sign_in
end
super
end
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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
false
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end
def authenticate_with_two_factor_via_otp(user)
if valid_otp_attempt?(user)
session.delete(:otp_user_id)
authenticate_and_respond(user)
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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
def authenticate_and_respond(user)
sign_in(user)
remember_me(user)
respond_with user, location: after_sign_in_path_for(user)
end
private
def set_instance_presenter
@instance_presenter = InstancePresenter.new
end
def set_body_classes
@body_classes = 'lighter'
end
def home_paths(resource)
paths = [about_path]
if single_user_mode? && resource.is_a?(User)
paths << short_account_path(username: resource.account)
end
paths
end
def continue_after?
truthy_param?(:continue)
end
end