fix for emtpy assets array

1 files changed, 5 insertions, 3 deletions

diff --git a/app/models/page.rb b/app/models/page.rb
index 8eeab53..24c3ef2 100644
--- a/app/models/page.rb
+++ b/app/models/page.rb
@@ -178,9 +178,11 @@ class Page < ActiveRecord::Base
     transaction do
       self.related_assets.delete_all
       
-      image_ids.each_with_index do |id, index|
-        asset = Asset.find(id)
-        self.related_assets.create!(:asset_id => asset.id, :position => index+1)
+      if image_ids
+        image_ids.each_with_index do |id, index|
+          asset = Asset.find(id)
+          self.related_assets.create!(:asset_id => asset.id, :position => index+1)
+        end
       end
     end