diff --git a/app/controllers/moderation/users_controller.rb b/app/controllers/moderation/users_controller.rb
index 9e38a79bf..39f4c200a 100644
--- a/app/controllers/moderation/users_controller.rb
+++ b/app/controllers/moderation/users_controller.rb
@@ -1,28 +1,26 @@
 class Moderation::UsersController < Moderation::BaseController
 
+  before_filter :load_users, only: :index
+
+  load_and_authorize_resource
+
   def index
-    @users = User.with_hidden.search(params[:name_or_email]).page(params[:page]).for_render
   end
 
   def hide_in_moderation_screen
-    hide_user
+    @user.block
     redirect_to request.query_parameters.merge(action: :index), notice: I18n.t('moderation.users.notice_hide')
   end
 
   def hide
-    hide_user
+    @user.block
     redirect_to debates_path
   end
 
   private
-    def hide_user
-      user = User.find(params[:id])
-      debates_ids = Debate.where(author_id: user.id).pluck(:id)
-      comments_ids = Comment.where(user_id: user.id).pluck(:id)
 
-      user.hide
-      Debate.hide_all debates_ids
-      Comment.hide_all comments_ids
-    end
+  def load_users
+    @users = User.with_hidden.search(params[:name_or_email]).page(params[:page]).for_render
+  end
 
-end
\ No newline at end of file
+end
diff --git a/app/models/user.rb b/app/models/user.rb
index 8c11ddad9..a806de7c3 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -117,6 +117,15 @@ class User < ActiveRecord::Base
     update official_position: nil, official_level: 0
   end
 
+  def block
+    debates_ids = Debate.where(author_id: id).pluck(:id)
+    comments_ids = Comment.where(user_id: id).pluck(:id)
+
+    self.hide
+    Debate.hide_all debates_ids
+    Comment.hide_all comments_ids
+  end
+
   def self.search(term)
     term.present? ? where("email = ? OR username ILIKE ?", term, "%#{term}%") : none
   end