module PowerTools
  module ActionController
    
    # HTTP Error pages
    def not_found
      render :file => "#{RAILS_ROOT}/public/404.html", 
             :status => 404 and return false
    end

    def not_authorised
      render :file => "#{RAILS_ROOT}/public/403.html",
             :status => 403 and return false
    end
    
    def find_or_404(context, id, field=nil, options={})
      field ||= :id
      options[:conditions] ||= {}
      options[:conditions][field] = id
      
      context.find(:first, options) or not_found
    end
    
    # override this to taste
    def ssl_on?
      false
    end

    def require_ssl
      if ssl_on?
        unless request.ssl?
          redirect_to :protocol => 'https://', :host => request.host
          return false
        end
        request.env['HTTPS'] = 'on'
      end
    end
      
  end
end

ActionController::Base.class_eval do
  include PowerTools::ActionController
  include PowerTools::ActionController::ParamTypes
  include PowerTools::ActionController::Resources
end