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Contents
module Clearance
module Authentication
def self.included(controller)
controller.send(:include, InstanceMethods)
controller.class_eval do
helper_method :current_user
helper_method :signed_in?
hide_action :current_user, :signed_in?
end
end
module InstanceMethods
def current_user
@_current_user ||= (user_from_cookie || user_from_session)
end
def signed_in?
! current_user.nil?
end
protected
def authenticate
deny_access unless signed_in?
end
def user_from_session
if session[:user_id]
return nil unless user = ::User.find_by_id(session[:user_id])
return user if user.email_confirmed?
end
end
def user_from_cookie
if token = cookies[:remember_token]
return nil unless user = ::User.find_by_token(token)
return user if user.remember?
end
end
def sign_user_in(user)
sign_in(user)
end
def sign_in(user)
if user
session[:user_id] = user.id
end
end
def redirect_back_or(default)
session[:return_to] ||= params[:return_to]
if session[:return_to]
redirect_to(session[:return_to])
else
redirect_to(default)
end
session[:return_to] = nil
end
def redirect_to_root
redirect_to root_url
end
def store_location
session[:return_to] = request.request_uri if request.get?
end
def deny_access(flash_message = nil, opts = {})
store_location
flash[:failure] = flash_message if flash_message
redirect_to new_session_url
end
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems