gistfile1.rb

# Do you want something like this...

class CitiesDatatable < Datatable
  datatable class_name: 'City', search_keys: [:name]
end

# where you would access the Datatable information like this, where self == controller.view_context ...

cities_datatable = CitiesDatatable.new(self)
cities_datatable.to_json # => { sEcho: 1, iTotalRecords: 20, iTotalDisplayRecords: 10, aaData: [...] }

# or something like this ...

class City < ActiveRecord::Base
  include Datatables

  define_datatable search_keys: [:name]
end

# where you would access the Datatable information via something like this, where self == controller.view_context ...

City.datatable(self) # => { sEcho: 1, iTotalRecords: 20, iTotalDisplayRecords: 10, aaData: [...] }