Makes repository url read-only after saving.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9878 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/repository.rb

@@ -44,13 +44,15 @@ class Repository < ActiveRecord::Base
   validate :repo_create_validation, :on => :create
 
   safe_attributes 'identifier',
-    'url',
     'login',
     'password',
     'path_encoding',
     'log_encoding',
     'is_default'
 
+  safe_attributes 'url',
+    :if => lambda {|repository, user| repository.new_record?}
+
   def repo_create_validation
     unless Setting.enabled_scm.include?(self.class.name.demodulize)
       errors.add(:type, :invalid)

app/models/repository/cvs.rb

@@ -21,7 +21,8 @@ require 'digest/sha1'
 class Repository::Cvs < Repository
   validates_presence_of :url, :root_url, :log_encoding
 
-  safe_attributes 'root_url'
+  safe_attributes 'root_url',
+    :if => lambda {|repository, user| repository.new_record?}
 
   def self.human_attribute_name(attribute_key_name, *args)
     attr_name = attribute_key_name.to_s