Added option for turning off the automated timestamps

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@184 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 14 insertions, 5 deletions

diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb
index 149113b950..7695b12392 100644
--- a/activerecord/lib/active_record/timestamp.rb
+++ b/activerecord/lib/active_record/timestamp.rb
@@ -1,6 +1,7 @@
 module ActiveRecord
   # Active Records will automatically record creation and/or update timestamps of database objects
-  # if fields of the names created_at/created_on or updated_at/updated_on are present.
+  # if fields of the names created_at/created_on or updated_at/updated_on are present. This module is
+  # automatically included, so you don't need to do that manually.
   module Timestamp 
     def self.append_features(base) # :nodoc:
       super
@@ -9,14 +10,22 @@ module ActiveRecord
     end    
       
     def timestamp_before_create
-      write_attribute("created_at", Time.now) if respond_to?(:created_at) && created_at.nil?
-      write_attribute("created_on", Time.now) if respond_to?(:created_on) && created_on.nil?
+      write_attribute("created_at", Time.now) if record_timestamps && respond_to?(:created_at) && created_at.nil?
+      write_attribute("created_on", Time.now) if record_timestamps && respond_to?(:created_on) && created_on.nil?
       timestamp_before_update
     end
 
     def timestamp_before_update
-      write_attribute("updated_at", Time.now) if respond_to?(:updated_at)
-      write_attribute("updated_on", Time.now) if respond_to?(:updated_on)
+      write_attribute("updated_at", Time.now) if record_timestamps && respond_to?(:updated_at)
+      write_attribute("updated_on", Time.now) if record_timestamps && respond_to?(:updated_on)
     end
   end 
+
+  class Base
+    # Records the creation date and possibly time in created_on (date only) or created_at (date and time) and the update date and possibly
+    # time in updated_on and updated_at. This only happens if the object responds to either of these messages, which they will do automatically
+    # if the table has columns of either of these names. This feature is turned on by default.
+    @@record_timestamps = true
+    cattr_accessor :record_timestamps
+  end
 end
\ No newline at end of file