characteristics.rb

unless ENV['RAILS_ROOT']
  ENV['RAILS_ROOT'] = Dir.pwd
end

STDERR.puts("Loading Rails environment...")
require File.join(ENV['RAILS_ROOT'], 'config', 'environment')

groups = CharacteristicGroup.filter do
  with(:name).in(['Gender', 'Age', 'Lifestage', 'Internal QA'])
end

Characteristic.transaction do
  reindexables = Set.new
  deletable_classifications_object_ids = Set.new
  groups.each do |group|
    STDERR.puts("Deleting #{group.name}")
    group.characteristics.each do |characteristic|
      characteristic.classifications_objects.each do |classifications_object|
        deletable_classifications_object_ids << classifications_object.id
        reindexables << [classifications_object.classifiable_type, classifications_object.classifiable_id]
      end
    end
  end

  STDERR.puts("Deleting #{deletable_classifications_object_ids.size} classifications_objects.")
  ClassificationsObject.delete_all(:id => Array(deletable_classifications_object_ids))

  STDERR.puts("Reindexing #{reindexables.size} objects.")
  reindexables.each do |data|
    object = data[0].constantize.find(data[1])
    Sunspot.index(object)
  end

  STDERR.puts("Committing to Solr")
  Sunspot.commit
  
  STDERR.puts("Deleting #{groups.size} characteristic groups")
  groups.all.each do |group|
    group.destroy
  end
end