Class: ActiveRecord::Base

Inherits:
Object
  • Object
show all
Extended by:
OpenStax::Utilities::ActsAsNumberable, OpenStax::Utilities::DelegateAccessControl
Defined in:
lib/openstax/utilities/active_record_extensions.rb

Class Method Summary collapse

Methods included from OpenStax::Utilities::DelegateAccessControl

delegate_access_control, delegate_access_control_to

Methods included from OpenStax::Utilities::ActsAsNumberable

acts_as_numberable

Class Method Details

.find_in_specified_order(ids) ⇒ Object 



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# File 'lib/openstax/utilities/active_record_extensions.rb', line 4

def self.find_in_specified_order(ids)
  items = find(ids)

  order_hash = {}
  ids.each_with_index {|id, index| order_hash[id.to_i]=index}

  items.sort_by!{|item| order_hash[item.id]}
end