Contents

module Util

  def self.keywords(text, stem_keywords, ignore_list)
    return [] if text.blank?
    text = text.to_s.
      mb_chars.
      normalize(:kd).
      to_s.
      gsub(/[._:;'"`,?|+={}()!@#%^&*<>~\$\-\\\/\[\]]/, ' '). # strip punctuation
      gsub(/[^[:alnum:]\s]/,'').   # strip accents     
      downcase.
      split(' ').
      reject { |word| word.size < 2 }
    text = text.reject { |word| ignore_list.include?(word) } unless ignore_list.blank?
    text = text.map(&:stem) if stem_keywords
    text
  end

end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
mongoid_search-0.2.6	lib/mongoid_search/util.rb
mongoid_search-0.2.5	lib/mongoid_search/util.rb
mongoid_search-0.2.4	lib/mongoid_search/util.rb