Added post login action

app/controllers/auth.rb

@@ -6,4 +6,21 @@ class AuthController < Sinatra::Base
     }
   end
 
+  post '/login' do
+    ldap = Net::LDAP.new
+    ldap.host = cnf['ldap']['server_url']
+    ldap.port = 389
+    ldap.auth(params[:login_username], params[:login_password])
+    if ldap.bind()
+      session['ldap_uid'] = params[:username]
+      redirect '/account/view'
+    else
+      # Authentication failure
+      erb :'auth/login', :locals => {
+        :title => 'Login to your account',
+        :fail => true
+      }
+    end
+  end
+
 end