Contents

class ThinkingSphinx::IndexSet
  include Enumerable

  delegate :each, :empty?, :to => :indices

  def initialize(classes, index_names, configuration = nil)
    @classes       = classes || []
    @index_names   = index_names
    @configuration = configuration || ThinkingSphinx::Configuration.instance
  end

  def ancestors
    classes_and_ancestors - classes
  end

  def to_a
    indices
  end

  private

  attr_reader :classes, :configuration, :index_names

  def classes_and_ancestors
    @classes_and_ancestors ||= classes.collect { |model|
      model.ancestors.take_while { |klass|
        klass != ActiveRecord::Base
      }.select { |klass|
        klass.class == Class
      }
    }.flatten
  end

  def indices
    configuration.preload_indices

    return configuration.indices.select { |index|
      index_names.include?(index.name)
    } if index_names && index_names.any?

    everything = classes.empty? ? configuration.indices :
      configuration.indices_for_references(*references)
    everything.reject &:distributed?
  end

  def references
    classes_and_ancestors.collect { |klass|
      klass.name.underscore.to_sym
    }
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
thinking-sphinx-3.1.2	lib/thinking_sphinx/index_set.rb
thinking-sphinx-3.1.1	lib/thinking_sphinx/index_set.rb
thinking-sphinx-3.1.0	lib/thinking_sphinx/index_set.rb