Module: Tire::Model::Callbacks
- Defined in:
- lib/tire/model/callbacks.rb
Overview
Main module containing the infrastructure for automatic updating of the ElasticSearch index on model instance create, update or delete.
Include it in your model: ‘include Tire::Model::Callbacks`
The model must respond to ‘after_save` and `after_destroy` callbacks (ActiveModel and ActiveRecord models do so, by default).
Class Method Summary collapse
-
.included(base) ⇒ Object
A hook triggered by the ‘include Tire::Model::Callbacks` statement in the model.
Class Method Details
.included(base) ⇒ Object
A hook triggered by the ‘include Tire::Model::Callbacks` statement in the model.
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# File 'lib/tire/model/callbacks.rb', line 16 def self.included(base) # Update index on model instance change or destroy. # if base.respond_to?(:after_save) && base.respond_to?(:after_destroy) base.class_eval do after_save lambda { update_index } after_destroy lambda { update_index } end end # Add neccessary infrastructure for the model, when missing in # some half-baked ActiveModel implementations. # if base.respond_to?(:before_destroy) && !base.instance_methods.map(&:to_sym).include?(:destroyed?) base.class_eval do before_destroy { @destroyed = true } def destroyed?; !!@destroyed; end end end end |