Logic for showing splashpage is not the views' concern

That's the responsibility of ConferenceController & cancancan, and
they handle it fine.

app/views/conferences/show.html.haml

@@ -11,74 +11,73 @@
   = @conference.title
 
 #splash
-  - if @conference.splashpage
+  #banner
-    #banner
+    .container
+      .row
+        .col-md-8.col-md-offset-2#header
+          .row
+            .col-md-4
+              = image_tag(@conference.picture_url, class: 'img-responsive img-center', id: 'splash-logo') if @conference.picture?
+            .col-md-8
+              %h1
+                = @conference.title
+              %p.lead
+                - if @conference.venue
+                  = "#{@conference.venue.city} / #{@conference.venue.country_name}"
+                - if @conference.start_date && @conference.end_date
+                  %br
+                  = date_string(@conference.start_date, @conference.end_date)
+
+  - unless @conference.description.blank?
+    %section#about
       .container
         .row
-          .col-md-8.col-md-offset-2#header
+          .col-md-8.col-md-offset-2
-            .row
+            %h3.text-center
-              .col-md-4
+              = markdown(@conference.description)
-                = image_tag(@conference.picture_url, class: 'img-responsive img-center', id: 'splash-logo') if @conference.picture?
-              .col-md-8
-                %h1
-                  = @conference.title
-                %p.lead
-                  - if @conference.venue
-                    = "#{@conference.venue.city} / #{@conference.venue.country_name}"
-                  - if @conference.start_date && @conference.end_date
-                    %br
-                    = date_string(@conference.start_date, @conference.end_date)
 
-    - unless @conference.description.blank?
+  - if @conference.splashpage.include_registrations && @conference.registration_open?
-      %section#about
+    %section#registration
-        .container
+      = render 'registration'
-          .row
-            .col-md-8.col-md-offset-2
-              %h3.text-center
-                = markdown(@conference.description)
 
-    - if @conference.splashpage.include_registrations && @conference.registration_open?
+  - if @conference.splashpage.include_program
-      %section#registration
+    %section#program
-        = render 'registration'
+      = render 'schedule_splashpage'
 
-    - if @conference.splashpage.include_program
+  - if @conference.splashpage.include_cfp && @conference.call_for_events.try(:open?)
-      %section#program
+    %section#callforpapers
-        = render 'schedule_splashpage'
+      = render 'call_for_paper'
 
-    - if @conference.splashpage.include_cfp && @conference.call_for_events.try(:open?)
+  - if @conference.splashpage.include_cfp && @conference.call_for_tracks.try(:open?)
-      %section#callforpapers
+    %section#callfortracks
-        = render 'call_for_paper'
+      = render 'call_for_tracks'
 
-    - if @conference.splashpage.include_cfp && @conference.call_for_tracks.try(:open?)
+  - if @conference.splashpage.include_venue && @conference.venue
-      %section#callfortracks
+    %section#venue
-        = render 'call_for_tracks'
+      = render 'venue'
 
-    - if @conference.splashpage.include_venue && @conference.venue
+  - if @conference.splashpage.include_lodgings && @conference.lodgings.any?
-      %section#venue
+    %section#lodging
-        = render 'venue'
+      = render 'lodging'
 
-    - if @conference.splashpage.include_lodgings && @conference.lodgings.any?
+  - if @conference.splashpage.include_tickets && @conference.tickets.any? && @conference.pending?
-      %section#lodging
+    %section#tickets
-        = render 'lodging'
+      = render 'tickets'
 
-    - if @conference.splashpage.include_tickets && @conference.tickets.any? && @conference.pending?
+  - if @conference.splashpage.include_booths && @conference.confirmed_booths.any?
-      %section#tickets
+    %section#booths
-        = render 'tickets'
+      = render 'booths'
 
-    - if @conference.splashpage.include_booths && @conference.confirmed_booths.any?
+  - if @conference.splashpage.include_sponsors && @conference.sponsors.any?
-      %section#booths
+    %section#sponsors
-        = render 'booths'
+      = render 'sponsors'
 
-    - if @conference.splashpage.include_sponsors && @conference.sponsors.any?
+  - if @conference.splashpage.include_social_media && @conference.contact.has_social_media?
-      %section#sponsors
+    %section#social-media
-        = render 'sponsors'
+      = render 'social_media'
 
-    - if @conference.splashpage.include_social_media && @conference.contact.has_social_media?
+  // grmbl
-      %section#social-media
+  = render 'footer'
-        = render 'social_media'
-
-    // grmbl
-    = render 'footer'
 
 - content_for :script_head do
   :javascript