Fix event image preview

app/assets/stylesheets/sections/events.scss

@@ -68,14 +68,12 @@
         margin: 0 20px;
       }
 
-      .note-file-attach {
       .note-image-attach {
         margin-top: 4px;
         margin-left: 0px;
         max-width: 200px;
       }
     }
-    }
     .event-note-icon {
       color: #777;
       float: left;

app/helpers/events_helper.rb

@@ -121,4 +121,8 @@ module EventsHelper
       end
     end
   end
+
+  def event_note(text)
+    sanitize(markdown(truncate(text, length: 150)), tags: %w(a img b pre p))
+  end
 end

app/views/events/event/_note.html.haml

@@ -10,7 +10,7 @@
   .event-note
     .md
       %i.icon-comment-alt.event-note-icon
-      = sanitize(markdown(truncate(event.target.note, length: 150)), tags: %w(a img b pre p))
+      = event_note(event.target.note)
     - note = event.target
     - if note.attachment.url
       - if note.attachment.image?