# ensure that there is a "this_user" instance variable
def lookup_this_user
@this_user = User.find_by_display_name(params[:display_name])
+ rescue ActiveRecord::RecordNotFound
+ redirect_to :controller => 'user', :action => 'view', :display_name => params[:display_name] unless @this_user
end
##
# ensure that there is a "user_block" instance variable
def lookup_user_block
@user_block = UserBlock.find(params[:id])
+ rescue ActiveRecord::RecordNotFound
+ render :action => "not_found", :status => :not_found
end
##