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# File 'lib/clearance/app/controllers/application_controller.rb', line 6
def self.included(controller)
controller.class_eval do
helper_method :current_user
helper_method :signed_in?
hide_action :current_user, :signed_in?
def current_user
@_current_user ||= (user_from_session || user_from_cookie)
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] && session[:salt]
user = User.find_by_id_and_salt(session[:user_id], session[:salt])
user && user.email_confirmed? ? user : nil
end
end
def user_from_cookie
if cookies[:remember_token]
user = User.find_by_remember_token(cookies[:remember_token])
user && user.remember? ? user : nil
end
end
def sign_user_in(user)
sign_in(user)
end
def sign_in(user)
if user
session[:user_id] = user.id
session[:salt] = user.salt
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
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
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