Allow title edit for confirmed proposal if organizer or admin and do not allow event type change for confirmed/unconfirmed proposals if schedule_changes is not set, unless it is done by an admin or organizer

app/controllers/application_controller.rb

@@ -48,4 +48,5 @@ class ApplicationController < ActionController::Base
     Rails.logger.debug("Access denied!")
     redirect_to root_path, :alert => exception.message
   end
+  helper_method :organizer_or_admin?
 end

app/views/proposal/_proposal_form.html.haml

@@ -1,17 +1,19 @@
 = semantic_form_for(@event, :url => @url) do |f|
   %section#basic
   = f.inputs :name => "Session Information" do
-    - if !@conference.call_for_papers.schedule_changes && @event.state == "confirmed"
-      Title
-      %br
-      = @event.title
+    - if !@conference.call_for_papers.schedule_changes && @event.state == "confirmed" && !organizer_or_admin?
+      Title: #{@event.title}
       %br
       %br
     - else
       = f.input :title, :as => :string, :required => true
     = f.input :subtitle, :as => :string
   %section#details
-    - unless @event.state === "unconfirmed" || @event.state === "confirmed"
+    - if (@event.state === "unconfirmed" || @event.state === "confirmed") && !organizer_or_admin? && !@conference.call_for_papers.schedule_changes
+      Event type: #{@event.event_type.title}
+      %br
+      %br
+    - else
       = f.input :event_type_id,:as => :select, :collection => @event_types, :include_blank => false, :label => "Session Type"
     = f.input :require_registration
     = f.input :abstract, :input_html => {:rows => 5, :class => "span11"},