Ordem correta

2009-09-06 20:34:35 -03:00
parent c2ac38da0c
commit c168bb62df
4 changed files with 8 additions and 5 deletions
--- a/app/models/log_entry/wiki_log_entry.rb
+++ b/app/models/log_entry/wiki_log_entry.rb
@@ -30,7 +30,7 @@ class WikiDeleteLogEntry < WikiLogEntry
 	end
 	def undo!(current_user)
 		wiki_page.update_attribute(:deleted_at, nil)
-		wiki_page.update_attribute(:position, wiki_page.course.wiki_pages.maximum(:position) + 1)
+		wiki_page.update_attribute(:position, (wiki_page.course.wiki_pages.maximum(:position)||0) + 1)
 		WikiRestoreLogEntry.create!(:target_id => wiki_page.id, :user_id => current_user.id, :course => wiki_page.course)
 	end
 end