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class ApplicationController < ActionController::Base
#include SecurityHeaders
include ControllerErrorHandling
protect_from_forgery with: :exception
helper_method :logged_in?, :current_user
helper_method :authorized_to_show_user?
def routing_error
raise ActionController::RoutingError, "No route matches #{params[:unmatched_route]}"
end
protected
def logged_in?
!!session[:user_id]
end
def current_user
@_current_user ||= begin
if logged_in?
User.find(session[:user_id])
end
end
end
def authorized_to_show_user?(user)
!user.protected? ||
(logged_in? && current_user.permitted_to_see?(user))
end
def authorize!(object)
if object.is_a? User
authorized_to_show_user?(object) || raise(Aclog::Exceptions::UserProtected, object)
elsif object.is_a? Tweet
authorize! object.user
else
raise ArgumentError, "parameter `object` must be a User or a Tweet"
end
object
end
end
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