Refactoring Conference/Event media to new media object

close #420

app/views/proposal/_form.html.haml

@@ -4,11 +4,34 @@
       %ul.nav.nav-tabs
         %li.active
           = link_to "Proposal", "#proposal-content", "data-toggle"=>"tab"
+        %li
+          = link_to 'Commercials', '#commercials-content', 'data-toggle'=>'tab'
         %li
           = link_to "Attachments", "#attachment-content", "data-toggle"=>"tab"
       .tab-content
         #proposal-content.tab-pane.active
           = render 'proposal/proposal_form'
+        #commercials-content.tab-pane
+          %p.text-muted
+            You can add commercials for your event. These commercials will be displayed on the event detail site.
+            If you don't add a commercial, the conference commercial will be displayed!
+            We currently support the following commercial types: YouTube, Vimeo, Instagram, Flickr, Speakerdeck and SlideShare.
+
+          - @event.commercials.each_slice(3) do |slice|
+            .row
+              - slice.each do |commercial|
+                .col-md-4
+                  .thumbnail
+                    %h3.text-center
+                      = commercial.commercial_type
+                    .flexvideo
+                      = render partial: 'shared/media_item', locals: { commercial_type: commercial.commercial_type, commercial_id: commercial.commercial_id }
+                    = link_to 'Edit', edit_conference_proposal_commercial_path(@conference.short_title, @event.id, commercial.id), class: 'btn btn-primary'
+                    = link_to 'Delete', conference_proposal_commercial_path(@conference.short_title, @event.id, commercial.id),
+                      :method => :delete, :data => { :confirm => 'Are you sure?' }, class: 'btn btn-danger'
+          %hr
+          = link_to 'Add Commercial', new_conference_proposal_commercial_path(@conference.short_title, @event.id), class: 'btn btn-primary'
+
         #attachment-content.tab-pane
           = form_for EventAttachment.new, :url => conference_proposal_event_attachment_index_path(@conference.short_title, @event), :html => { :multipart => true, :id => "fileupload"  } do |f|
             %table.table.table-striped