remove attachments

app/models/ability.rb

@@ -140,10 +140,5 @@ class Ability
     can :manage, Commercial, commercialable_type: 'Event', commercialable_id: user.events.pluck(:id)
     # View commercials of confirmed events
     can :show, Commercial, commercialable_type: 'Event', commercialable_id: Event.where(state: 'confirmed').pluck(:id)
-
-    can :manage, EventAttachment do |ea|
-      Event.find(ea.event_id).event_users.where(user_id: user.id).present?
-    end
-    can :create, EventAttachment
   end
 end

app/models/event_attachment.rb

@@ -1,26 +0,0 @@
-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