Don't bulk edit file custom fields (#6719).

git-svn-id: http://svn.redmine.org/redmine/trunk@15924 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/context_menus_controller.rb

@@ -75,7 +75,7 @@ class ContextMenusController < ApplicationController
 
     @options_by_custom_field = {}
     if @can[:edit]
-      custom_fields = @time_entries.map(&:editable_custom_fields).reduce(:&).reject(&:multiple?)
+      custom_fields = @time_entries.map(&:editable_custom_fields).reduce(:&).reject(&:multiple?).select {|field| field.format.bulk_edit_supported}
       custom_fields.each do |field|
         values = field.possible_values_options(@projects)
         if values.present?

app/controllers/timelog_controller.rb

@@ -168,7 +168,7 @@ class TimelogController < ApplicationController
 
   def bulk_edit
     @available_activities = TimeEntryActivity.shared.active
-    @custom_fields = TimeEntry.first.available_custom_fields
+    @custom_fields = TimeEntry.first.available_custom_fields.select {|field| field.format.bulk_edit_supported}
   end
 
   def bulk_update