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# controllers/application.rb:
# Parent class of all controllers in FOI site. Filters added to this controller
# apply to all controllers in the application. Likewise, all the methods added
# will be available for all controllers.
#
# Copyright (c) 2007 UK Citizens Online Democracy. All rights reserved.
# Email: francis@mysociety.org; WWW: http://www.mysociety.org/
#
# $Id: application.rb,v 1.21 2007-11-01 05:35:43 francis Exp $
class ApplicationController < ActionController::Base
# Standard hearders, footers and navigation for whole site
layout "default"
# Pick a unique cookie name to distinguish our session data from others'
session :session_key => '_foi_session_id'
private
# Check the user is logged in
def authenticated?
unless session[:user]
session[:intended_uri] = request.request_uri
session[:intended_params] = params
redirect_to signin_url
return false
end
return true
end
# Return logged in user
def authenticated_user
return User.find(session[:user])
end
# Do a POST redirect. This is a nasty hack - we store the posted values to
# the controller, and when the GET redirect with "?post_redirect=1"
# happens, load them in.
def post_redirect(uri, params)
session[:post_redirect_params] = params
# XXX what is built in Ruby URI munging function?
if uri.include?("?")
uri += "&post_redirect=1"
else
uri += "?post_redirect=1"
end
redirect_to uri
end
# If we are in a faked redirect to POST request, then set post params.
before_filter :check_in_post_redirect
def check_in_post_redirect
if params[:post_redirect] and session[:post_redirect_params]
params.update(session[:post_redirect_params])
end
end
# Default layout shows user in corner, so needs access to it
before_filter :authentication_check
def authentication_check
if session[:user]
@user = authenticated_user
end
end
# For administration interface, return display name of authenticated user
def admin_http_auth_user
if not request.env["REMOTE_USER"]
return "*unknown*";
else
return request.env["REMOTE_USER"]
end
end
# URL generating functions are needed by all controllers (for redirects)
# and views (for links), so include them into all of both.
include LinkToHelper
end
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