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Versions: 17
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Contents
module Dynamoid
module Dirty
extend ActiveSupport::Concern
include ActiveModel::Dirty
module ClassMethods
def from_database(*)
super.tap { |d| d.changed_attributes.clear }
end
end
def save(*)
clear_changes { super }
end
def update!(*)
ret = super
clear_changes #update! completely reloads all fields on the class, so any extant changes are wiped out
ret
end
def reload
super.tap { clear_changes }
end
def clear_changes
previous = changes
(block_given? ? yield : true).tap do |result|
unless result == false #failed validation; nil is OK.
@previously_changed = previous
changed_attributes.clear
end
end
end
def write_attribute(name, value)
attribute_will_change!(name) unless self.read_attribute(name) == value
super
end
protected
def attribute_method?(attr)
super || self.class.attributes.has_key?(attr.to_sym)
end
end
end
Version data entries
17 entries across 17 versions & 4 rubygems