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Versions: 7
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Contents
# frozen_string_literal: true
require 'active_record'
module ActiveModelCachers::Hook
module OnModelDelete
module InstanceMethods
def delete
self.class.delete(id, self) if persisted?
@destroyed = true
freeze
end
end
module ClassMethods
def prepend_before_delete(&callback)
before_delete_hooks.unshift(callback)
end
def before_delete(&callback)
before_delete_hooks << callback
end
def after_delete(&callback)
after_delete_hooks << callback
end
def before_delete_hooks
@before_delete_hooks ||= []
end
def after_delete_hooks
@after_delete_hooks ||= []
end
def delete(id, model = nil)
before_delete_hooks.each{|s| s.call(id, model) }
result = super(id)
after_delete_hooks.each{|s| s.call(id, model) }
return result
end
def nullify_hooks_at(column)
@nullify_hooks ||= Hash.new{|h, k| h[k] = [] }
return @nullify_hooks[column]
end
def on_nullify(column, &callback)
nullify_hooks_at(column) << callback
end
end
end
end
ActiveRecord::Base.send(:include, ActiveModelCachers::Hook::OnModelDelete::InstanceMethods)
ActiveRecord::Base.send(:extend, ActiveModelCachers::Hook::OnModelDelete::ClassMethods)
Version data entries
7 entries across 7 versions & 1 rubygems