Added user authentication and 401 page

refs #16

app/helpers/auth_helper.rb

@@ -0,0 +1,27 @@
+# auth_helper.rb
+# @date Apr 26, 2012
+# @author ricky barrette <rickbarrette@gmail.com>
+#
+# Copyright 2012 Rick Barrette
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#this helper contains auth methods
+module AuthHelper
+
+  def require_user
+    if !User.current.logged?
+      render :file => "public/401.html.erb", :status => :unauthorized, :layout =>true
+    end
+  end
+end