Yandex.Slovari and Yandex.Translate API using example

YandexSlovari.rb

# encoding: UTF-8

require "open-uri"
require "json"

module YandexSlovari

  module YAPI
    SERVICES = {
      dictionary: {
        key: "dict.1.1.20131227T001632Z.a3ba684c7c085e07.39c782aa6612c12f8cb2fc843564890212d60b5f",
        url: "https://dictionary.yandex.net/api/v1/dicservice.json"
      },
      predictor: {
        key: "pdct.1.1.20131227T002741Z.f2e29ba16bbd0f0e.a6dd4d999bb6cdb990e96c5e82a09542574fd97e",
        url: "https://predictor.yandex.net/api/v1/predict.json"
      },
      translate: {
        key: "trnsl.1.1.20131227T002801Z.8bac13124270704f.15ce12029a519d0701a9e15a5ab9a713f07bc25e",
        url: "https://translate.yandex.net/api/v1.5/tr.json"
      }
    }

    def self.send_query service_name, method_name, params = {}
      begin
        params.merge!({ key: SERVICES[service_name.to_sym][:key]})

        uri = URI.parse(SERVICES[service_name.to_sym][:url])

        uri.path = uri.path + "/" + method_name
        uri.query = params.collect{ |key, value| "#{key.to_s}=#{URI.encode_www_form_component(value)}" }.join("&")

        uri.read
      rescue Exception => error_message
        puts error_message
      end
    end
  end


  LANGS = ["ru", "en"]

  def self.language_of text
    JSON.parse(YAPI.send_query "translate", "detect", { text: text }).fetch("lang")
  end

  def self.suggestions_for text, max_suggestions_count = 50
    JSON.parse(YAPI.send_query "predictor", "complete", { q: text, lang: self.language_of(text), limit: max_suggestions_count }).fetch("text")
  end

  def self.translate text, to_language = "ru"
    from_language = self.language_of text

    lang_param =
      if to_language != from_language
        from_language + "-" + to_language
      else
        to_language
      end

    translation = JSON.parse(YAPI.send_query "translate", "translate", { text: text, lang: lang_param, format: "text" }).fetch("text")

    translation
  end

  def self.lookup text, to_language = "ru"
    from_language = self.language_of text

    lang_param = from_language + "-" + to_language

    JSON.parse(YAPI.send_query "dictionary", "lookup", { text: text, lang: lang_param, ui: "ru" })
  end
end


puts(YandexSlovari.translate "слово", "en") # => the word
puts(YandexSlovari.translate "word", "ru") # => слово
puts(YandexSlovari.translate "слово") # => слово
puts(YandexSlovari.translate "word") # => слово
puts(YandexSlovari.language_of "слово") # => ru