Module: FuzzySearch::FuzzyModelExtensions::ClassMethods

Defined in:
lib/fuzzy_model_extensions.rb

Instance Method Summary collapse

Instance Method Details

#fuzzy_searchable_on(*properties) ⇒ Object 



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# File 'lib/fuzzy_model_extensions.rb', line 19

def fuzzy_searchable_on(*properties)
  # TODO: Complain if fuzzy_searchable_on is called more than once
  # TODO: Complain if no properties were given
  options = properties.last.is_a?(Hash) ? properties.pop : {}
  write_inheritable_attribute :fuzzy_search_properties, properties
  if options[:subset_on]
    write_inheritable_attribute :fuzzy_search_subset_property, options[:subset_on]
    options.delete(:subset_on)
  end

  unless options.empty?
    # TODO Test me
    raise "Invalid options: #{options.keys.join(",")}"
  end

  named_scope :fuzzy_search_scope, lambda { |words|
    fuzzy_search_scope_with_opts(words, {})
  }
  named_scope :fuzzy_search_scope_with_opts, lambda { |words, opts|
    self::FuzzySearchTrigram.params_for_search(words, opts)
  }
  extend FuzzySearchClassMethods
  include InstanceMethods
  after_save :update_fuzzy_search_trigrams!
  after_destroy :delete_fuzzy_search_trigrams!

  const_set(:FuzzySearchTrigram, Class.new(ActiveRecord::Base))
  self::FuzzySearchTrigram.extend TrigramModelExtensions
  self::FuzzySearchTrigram.set_target_class self
  self::FuzzySearchTrigram.table_name = "#{name.underscore}_fuzzy_search_trigrams"
end