2 files changed, 15 insertions, 10 deletions
diff --git a/app/controllers/controller_extension/fetch_user.rb b/app/controllers/controller_extension/fetch_user.rb
index 97f92fa..632291d 100644
--- a/app/controllers/controller_extension/fetch_user.rb
+++ b/app/controllers/controller_extension/fetch_user.rb
@@ -22,7 +22,7 @@ module ControllerExtension::FetchUser
     @user = User.find(params[:user_id] || params[:id])
     if current_user.is_admin? || current_user.is_monitor?
       if @user.nil?
-        not_found(t(:no_such_thing, :thing => 'user'), users_url)
+        not_found(t(:no_such_user), users_url)
       elsif current_user.is_monitor?
         access_denied unless @user.is_test?
       end
diff --git a/app/controllers/controller_extension/json_file.rb b/app/controllers/controller_extension/json_file.rb
index 6be919a..df9cf55 100644
--- a/app/controllers/controller_extension/json_file.rb
+++ b/app/controllers/controller_extension/json_file.rb
@@ -4,20 +4,25 @@ module ControllerExtension::JsonFile
 
   protected
 
-  def send_file
-    if stale?(:last_modified => @file.mtime)
-      response.content_type = 'application/json'
-      render :text => @file.read
+  def send_file(filename)
+    file = fetch_file(filename)
+    if file.present?
+      send_file_or_cache_hit(file)
+    else
+      not_found
     end
   end
 
-  def fetch_file
-    if File.exists?(@filename)
-      @file = File.new(@filename)
-    else
-      not_found
+  def send_file_or_cache_hit(file)
+    if stale?(:last_modified => file.mtime)
+      response.content_type = 'application/json'
+      render :text => file.read
     end
   end
 
+  def fetch_file(filename)
+    File.new(filename) if File.exist?(filename)
+  end
+
 end