Prevent mass-assignment when adding/updating a wiki (#10390).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9138 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/wiki.rb

@@ -16,6 +16,7 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 class Wiki < ActiveRecord::Base
+  include Redmine::SafeAttributes
   belongs_to :project
   has_many :pages, :class_name => 'WikiPage', :dependent => :destroy, :order => 'title'
   has_many :redirects, :class_name => 'WikiRedirect', :dependent => :delete_all
@@ -25,6 +26,8 @@ class Wiki < ActiveRecord::Base
   validates_presence_of :start_page
   validates_format_of :start_page, :with => /^[^,\.\/\?\;\|\:]*$/
 
+  safe_attributes 'start_page'
+
   def visible?(user=User.current)
     !user.nil? && user.allowed_to?(:view_wiki_pages, project)
   end