Class: Elasticsearch::DSL::Search::Filters::Indices

Inherits:
Object
  • Object
show all
Includes:
BaseComponent
Defined in:
lib/elasticsearch/dsl/search/filters/indices.rb

Overview

A filter which executes a custom filter only for documents in specified indices, and optionally another filter for documents in other indices

Examples:


search do
  query do
    filtered do
      filter do
        indices do
          indices ['audio', 'video']

          filter do
            terms tags: ['music']
          end

          no_match_filter do
            terms tags: ['music', 'audio', 'video']
          end
        end
      end
    end
  end
end

See Also:

Instance Method Summary collapse

Methods included from BaseComponent

included, #initialize

Instance Method Details

#filter(*args, &block) ⇒ self

DSL method for building the ‘filter` part of the query definition

Returns:

  • (self) 


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# File 'lib/elasticsearch/dsl/search/filters/indices.rb', line 46

def filter(*args, &block)
  @filter = block ? Filter.new(*args, &block) : args.first
  self
end

#no_match_filter(*args, &block) ⇒ self

DSL method for building the ‘no_match_filter` part of the query definition

Returns:

  • (self) 


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# File 'lib/elasticsearch/dsl/search/filters/indices.rb', line 55

def no_match_filter(*args, &block)
  @no_match_filter = block ? Filter.new(*args, &block) : args.first
  self
end

#to_hash ⇒ Hash

Converts the query definition to a Hash

Returns:

  • (Hash) 


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# File 'lib/elasticsearch/dsl/search/filters/indices.rb', line 64

def to_hash
  hash = super
  if @filter
    _filter = @filter.respond_to?(:to_hash) ? @filter.to_hash : @filter
    hash[self.name].update(filter: _filter)
  end
  if @no_match_filter
    _no_match_filter = @no_match_filter.respond_to?(:to_hash) ? @no_match_filter.to_hash : @no_match_filter
    hash[self.name].update(no_match_filter: _no_match_filter)
  end
  hash
end