Module: RussianWordForms

Defined in:
lib/russian_word_forms.rb,
lib/russian_word_forms/rules.rb,
lib/russian_word_forms/version.rb,
lib/russian_word_forms/dictionary.rb

Defined Under Namespace

Classes: Dictionary, Rules

Constant Summary collapse

VERSION = 
"0.0.2"

Class Method Summary collapse

Class Method Details

.dictionary ⇒ Object 



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# File 'lib/russian_word_forms.rb', line 73

def self.dictionary
  @dictionary
end

.get_base_form(word) ⇒ Object 



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# File 'lib/russian_word_forms.rb', line 34

def self.get_base_form(word)
  word=word.mb_chars.upcase.to_s
  flags=@dictionary.dictionary[word]
  variants=[]
  variants<<word if !flags.kind_of?(Array)
  @rules.rules.keys.each do |flag|
    rules=@rules.rules[flag]
    rules.keys.each do |rule|
      rules[rule].each do |affix|
        left,right=affix.split(",")          
        if right
          left=left[1..-1] if left[0]=='-'
          right=right[1..-1] if right[0]=='-'
          if word.match(/(#{right})$/)
            tmp=word.gsub(/(#{right})$/,left)
            variants<< tmp if tmp.match(/(#{rule})$/)
          end
        else
          if word.match(/(#{left})$/)
            tmp=word.gsub(/(#{left})$/,"")
            variants<<tmp if tmp.match(/(#{rule})$/)
          end
        end
      end
    end
  end
  output=[]
  variants.each do |variant|
    if !@dictionary.dictionary[variant].kind_of?(Array)&&self.inflect(variant).any? { |w| w==word }
      output<<variant
    end
  end
  return output.uniq
end

.inflect(word) ⇒ Object 



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# File 'lib/russian_word_forms.rb', line 8

def self.inflect(word)    
  word=word.mb_chars.upcase.to_s
  flags=@dictionary.dictionary[word]
  output=[]
  output<<word if !flags.kind_of?(Array)
  flags=@rules.rules.keys.join if flags.kind_of?(Array)&&flags.empty? # if not found in dictionary 
  flags.each_char do |flag|
    rules=@rules.rules[flag]
    rules.keys.each do |rule|
      rules[rule].each do |affix|
        left,right=affix.split(",")          
        if right
          left=left[1..-1] if left[0]=='-'
          right=right[1..-1] if right[0]=='-'
          
          output<<word.gsub(/(#{left})$/,right) if word.match(/(#{rule})$/)
        else

          output<<word+left if word.match(/(#{rule})$/)
        end

      end
    end  
  end
  output.uniq
end

.rules ⇒ Object 



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# File 'lib/russian_word_forms.rb', line 69

def self.rules
  @rules
end