Added a "revisable_changes" column to the model being revised

Column records information generated from ActiveRecord's instance class "changes" on save
bsimpson · Jul 27, 2010 · bc0f537 · bc0f537
1 parent 32b7d3d
commit bc0f537
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/generators/revisable_migration/revisable_migration_generator.rb b/generators/revisable_migration/revisable_migration_generator.rb
@@ -10,7 +10,8 @@ def manifest
         ["revisable_current_at",       "datetime"],
         ["revisable_revised_at",       "datetime"],
         ["revisable_deleted_at",       "datetime"],
-        ["revisable_is_current",       "boolean", 1]
+        ["revisable_is_current",       "boolean", 1],
+        ["revisable_changes",         "string"]
       ]
 
       m.migration_template 'migration.rb', 'db/migrate',

diff --git a/lib/acts_as_revisable/acts/revisable.rb b/lib/acts_as_revisable/acts/revisable.rb
@@ -24,8 +24,10 @@ class << base
         base.class_inheritable_hash :revisable_shared_objects
         base.revisable_shared_objects = {}
 
+
         base.instance_eval do
           attr_accessor :revisable_new_params, :revisable_revision
+          serialize :revisable_changes
 
           define_callbacks :before_revise, :after_revise, :before_revert, :after_revert, :before_changeset, :after_changeset, :after_branch_created
 
@@ -296,6 +298,7 @@ def save(*args) #:nodoc:
       def before_revisable_create #:nodoc:
         self[:revisable_is_current] = true
         self.revision_number ||= 0
+        self.revisable_changes = self.changes
       end
 
       # Checks whether or not a +Revisable+ should be revised.
@@ -319,6 +322,7 @@ def before_revisable_update #:nodoc:
           return false
         end
 
+        self.revisable_changes = self.changes
         self.revisable_revision = self.to_revision
       end