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Simplifying the :changeset method on the Version class.

This commit is contained in:
Ben Atkins 2013-01-03 18:12:01 -05:00
parent 3e072a0d8f
commit 65a1b3273f
1 changed files with 6 additions and 8 deletions
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14
lib/paper_trail/version.rb
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@ -102,15 +102,13 @@ class Version < ActiveRecord::Base
# Returns what changed in this version of the item. Cf. `ActiveModel::Dirty#changes`.
# Returns nil if your `versions` table does not have an `object_changes` text column.
def changeset
if self.class.column_names.include? 'object_changes'
if changes = object_changes
HashWithIndifferentAccess[PaperTrail.serializer.load(changes)].tap do |changes|
item_type.constantize.unserialize_attribute_changes(changes)
end
else
{}
end
return nil unless self.class.column_names.include? 'object_changes'
HashWithIndifferentAccess.new(PaperTrail.serializer.load(object_changes)).tap do |changes|
item_type.constantize.unserialize_attribute_changes(changes)
end
rescue
{}
end
# Returns who put the item into the state stored in this version.