Class: Sunspot::Query::Highlighting

Inherits:
Object
  • Object
show all
Defined in:
lib/sunspot/query/highlighting.rb

Overview

A query component that builds parameters for requesting highlights

Instance Method Summary collapse

Constructor Details

#initialize(fields = [], options = {}) ⇒ Highlighting

Returns a new instance of Highlighting.


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# File 'lib/sunspot/query/highlighting.rb', line 7

def initialize(fields=[], options={})
  @fields  = fields
  @options = options
end

Instance Method Details

#to_paramsObject

Return Solr highlighting params


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# File 'lib/sunspot/query/highlighting.rb', line 15

def to_params
  params = {
    :hl => 'on',
    :"hl.simple.pre" => '@@@[email protected]@@',
    :"hl.simple.post" => '@@@[email protected]@@'
  }
  unless @fields.empty?
    params[:"hl.fl"] = @fields.map { |field| field.indexed_name }
  end
  if max_snippets = @options[:max_snippets]
    params.merge!(make_params('snippets', max_snippets))
  end
  if fragment_size = @options[:fragment_size]
    params.merge!(make_params('fragsize', fragment_size))
  end
  if @options[:merge_contiguous_fragments]
    params.merge!(make_params('mergeContiguous', 'true'))
  end
  if @options[:phrase_highlighter]
    params.merge!(make_params('usePhraseHighlighter', 'true'))
    if @options[:require_field_match]
      params.merge!(make_params('requireFieldMatch', 'true'))
    end
  end
  params
end