!@user.nil?
end
+ ##
+ # render a "no such user" page
+ def render_unknown_user(name)
+ @title = t "user.no_such_user.title"
+ @not_found_user = name
+
+ render :template => "user/no_such_user", :status => :not_found
+ end
+
private
# extract authorisation credentials from headers, returns user = nil if none