Files
writebook/app/controllers/concerns/authentication.rb

81 lines
2.0 KiB
Ruby

module Authentication
extend ActiveSupport::Concern
include SessionLookup
included do
before_action :require_authentication
helper_method :signed_in?
protect_from_forgery with: :exception, unless: -> { authenticated_by.bot_key? }
end
class_methods do
def require_unauthenticated_access(**options)
allow_unauthenticated_access **options
before_action :redirect_signed_in_user_to_root, **options
end
def allow_unauthenticated_access(**options)
skip_before_action :require_authentication, **options
before_action :restore_authentication, **options
end
end
private
def signed_in?
Current.user.present?
end
def require_authentication
restore_authentication || request_authentication
end
def restore_authentication
if session = find_session_by_cookie
resume_session session
end
end
def request_authentication
session[:return_to_after_authenticating] = request.url
redirect_to new_session_url
end
def redirect_signed_in_user_to_root
redirect_to root_url if signed_in?
end
def start_new_session_for(user)
user.sessions.start!(user_agent: request.user_agent, ip_address: request.remote_ip).tap do |session|
authenticated_as session
end
end
def resume_session(session)
session.resume user_agent: request.user_agent, ip_address: request.remote_ip
authenticated_as session
end
def authenticated_as(session)
Current.user = session.user
set_authenticated_by(:session)
cookies.signed.permanent[:session_token] = { value: session.token, httponly: true, same_site: :lax }
end
def post_authenticating_url
session.delete(:return_to_after_authenticating) || root_url
end
def reset_authentication
cookies.delete(:session_token)
end
def set_authenticated_by(method)
@authenticated_by = method.to_s.inquiry
end
def authenticated_by
@authenticated_by ||= "".inquiry
end
end