3 files changed, 10 insertions, 15 deletions
diff --git a/users/app/controllers/controller_extension/authentication.rb b/users/app/controllers/controller_extension/authentication.rb
index c3342f3..87f7921 100644
--- a/users/app/controllers/controller_extension/authentication.rb
+++ b/users/app/controllers/controller_extension/authentication.rb
@@ -7,8 +7,8 @@ module ControllerExtension::Authentication
     helper_method :current_user, :logged_in?, :admin?
   end
 
-  def current_user
-    @current_user ||= User.find(session[:user_id]) if session[:user_id]
+  def authentication_error
+    warden.winning_strategy.try(:message)
   end
 
   def logged_in?
diff --git a/users/app/controllers/sessions_controller.rb b/users/app/controllers/sessions_controller.rb
index 4a1107d..486f67e 100644
--- a/users/app/controllers/sessions_controller.rb
+++ b/users/app/controllers/sessions_controller.rb
@@ -3,28 +3,20 @@ class SessionsController < ApplicationController
   skip_before_filter :verify_authenticity_token
 
   def new
+    @errors = authentication_error
   end
 
   def create
-    @user = User.find_by_param(params[:login])
-    session[:handshake] = @user.initialize_auth(params['A'].hex)
-    render :json => session[:handshake]
-  rescue RECORD_NOT_FOUND
-    render :json => {:errors => {:login => ["unknown user"]}}
+    authenticate!
   end
 
   def update
-    @srp_session = session.delete(:handshake)
-    @user = @srp_session.authenticate!(params[:client_auth].hex)
-    session[:user_id] = @user.id
-    render :json => @srp_session
-  rescue WRONG_PASSWORD
-    session[:handshake] = nil
-    render :json => {:errors => {"password" => ["wrong password"]}}
+    authenticate!
+    render :json => session.delete(:handshake)
   end
 
   def destroy
-    session[:user_id] = nil
+    logout
     redirect_to root_path
   end
 end
diff --git a/users/app/views/sessions/new.json.erb b/users/app/views/sessions/new.json.erb
new file mode 100644
index 0000000..36154b8
--- /dev/null
+++ b/users/app/views/sessions/new.json.erb
@@ -0,0 +1,3 @@
+{
+"errors": <%= raw @errors.to_json %>
+}