apply StringLiterals cop (remove double quotes, unless there is string interpolation)

app/models/event_attachment.rb

@@ -0,0 +1,26 @@
+class EventAttachment < ActiveRecord::Base
+  has_paper_trail
+
+  belongs_to :event
+  attr_accessible :public, :attachment, :event_id, :title
+
+  has_attached_file :attachment, path: ':rails_root/storage/:rails_env/attachments/:id/:style/:basename.:extension'
+  include Rails.application.routes.url_helpers
+
+  def to_jq_upload
+    {
+        'name' => read_attribute(:attachment_file_name),
+        'size' => read_attribute(:attachment_file_size),
+        'title' => read_attribute(:title),
+        'public' => read_attribute(:public),
+        #"url" => attachment.url(:original),
+        'url' => conference_proposal_event_attachment_path(self.event.conference.short_title, self.event_id, self.id),
+        'delete_url' => conference_proposal_event_attachment_path(self.event.conference.short_title, self.event_id, self.id),
+        'delete_type' => 'DELETE'
+    }
+  end
+  #:path => ":rails_root/public/system/:attachment/:id/:style/:filename",
+  #    :url => "/system/:attachment/:id/:style/:filename"
+
+  #has_paper_trail :meta => {:associated_id => :event_id, :associated_type => "Event"}
+end