Display "FloatingIp belongs to NetworkRouter" relation

With this commit we enhance UI with relation between NetworkRouter
and FloatingIp (and vice versa).

Signed-off-by: Miha Pleško <miha.plesko@xlab.si>

app/controllers/network_router_controller.rb

@@ -11,7 +11,7 @@ class NetworkRouterController < ApplicationController
   include Mixins::GenericFormMixin
 
   def self.display_methods
-    %w(instances cloud_subnets)
+    %w(instances cloud_subnets floating_ips)
   end
 
   def button

app/helpers/floating_ip_helper/textual_summary.rb

@@ -10,7 +10,7 @@ def textual_group_properties
   end
 
   def textual_group_relationships
-    TextualGroup.new(_("Relationships"), %i(parent_ems_cloud ems_network cloud_tenant instance network_port))
+    TextualGroup.new(_("Relationships"), %i(parent_ems_cloud ems_network cloud_tenant instance network_port network_router))
   end
 
   #
@@ -57,4 +57,8 @@ def textual_cloud_tenant
   def textual_network_port
     @record.network_port
   end
+
+  def textual_network_router
+    textual_link(@record.network_router, :label => _('Network Router'))
+  end
 end

app/helpers/network_router_helper/textual_summary.rb

@@ -13,7 +13,7 @@ def textual_group_properties
   def textual_group_relationships
     TextualGroup.new(
       _("Relationships"),
-      %i(parent_ems_cloud ems_network cloud_tenant instances cloud_subnets external_gateway)
+      %i(parent_ems_cloud ems_network cloud_tenant instances cloud_subnets external_gateway floating_ips)
     )
   end
 
@@ -86,4 +86,8 @@ def textual_cloud_subnets
   def textual_external_gateway
     textual_link(@record.cloud_network, :label => _('Cloud Network'))
   end
+
+  def textual_floating_ips
+    textual_link(@record.floating_ips, :label => _('Floating Ips'))
+  end
 end

app/views/network_router/show.html.haml

@@ -1,5 +1,5 @@
 #main_div
-  - if %w(instances cloud_subnets).include?(@display) && @showtype != "compare"
+  - if %w(instances cloud_subnets floating_ips).include?(@display) && @showtype != "compare"
     = render :partial => "layouts/gtl", :locals => {:action_url => "show/#{@record.id}"}
   - elsif @showtype == 'main'
     = render :partial => "layouts/textual_groups_generic"