Use organization name for title link if available, but link to /

app/helpers/application_helper.rb

@@ -171,4 +171,18 @@ module ApplicationHelper
   def hidden_if_conference_over(conference)
     'hidden' if Date.today > conference.end_date
   end
+
+  def nav_root_link_for(conference)
+    link_text = (
+      conference.try(:organization).try(:name) ||
+      ENV['OSEM_NAME'] ||
+      'OSEM'
+    )
+    link_to(
+      link_text,
+      root_path,
+      class: 'navbar-brand',
+      title: 'Open Source Event Manager'
+    )
+  end
 end

app/views/layouts/_navigation.html.haml

@@ -13,10 +13,8 @@
         %span.icon-bar
         %span.icon-bar
         %span.icon-bar
-      - if conference.nil? || conference.new_record?
-        = link_to (ENV['OSEM_NAME'] || 'OSEM'), root_path, class: 'navbar-brand', title: 'Open Source Event Manager'
-      - else
-        = link_to conference.organization.name, organizations_path, class: 'navbar-brand', title: 'Open Source Event Manager'
+      = nav_root_link_for conference
+
     .collapse.navbar-collapse#main-nav
       - if content_for :splash_nav
         %ul.nav.navbar-nav#splash-nav

spec/features/splashpage_spec.rb

@@ -62,14 +62,18 @@ feature Splashpage do
     end
   end
 
-  context 'public splashpage already created' do
+  context 'navigation' do
     let!(:splashpage) { create(:splashpage, conference: conference, public: true)}
 
-    scenario 'should have organization name', feature: true, js: true do
-      sign_in participant
-      visit conference_path(conference.short_title)
+    context 'multiple organizations' do
+      let!(:additional_organization) { create(:organization) }
 
-      expect(page).to have_text(conference.organization.name)
+      scenario 'should have organization name', feature: true, js: true do
+        sign_in participant
+        visit conference_path(conference.short_title)
+
+        expect(page).to have_text(conference.organization.name)
+      end
     end
   end
 end

spec/helpers/application_helper_spec.rb

@@ -58,5 +58,21 @@ describe ApplicationHelper, type: :helper do
         expect(concurrent_events(event).present?).to eq false
       end
     end
+
+    describe 'navigation title link' do
+      it 'should default to OSEM' do
+        ENV.delete('OSEM_NAME')
+        expect(nav_root_link_for(nil)).to match 'OSEM'
+      end
+
+      it 'should use the environment variable' do
+        ENV['OSEM_NAME'] = Faker::Company.name
+        expect(nav_root_link_for(nil)).to match ENV['OSEM_NAME']
+      end
+
+      it 'should use the conference organization name' do
+        expect(nav_root_link_for(conference)).to match conference.organization.name
+      end
+    end
   end
 end