wotd.rb

#!/usr/bin/env ruby

# sigh, nokogiri :(
require 'nokogiri'
require 'open-uri'
require 'CGI'

DICTIONARY_HOME = 'https://dictionary.cambridge.org/dictionary/english/'.freeze

def fetch(url)
  open(url)
end

def wotd(doc)
  doc.at_css('.wotd-hw').text
rescue
  return nil
end

def link(doc)
  doc.at_css('a.a--rev.a--b')['href']
rescue
  return nil
end

def audio(doc, region, format = 'ogg')
  doc.at_css(".pron-info .audio_play_button.#{region}")["data-src-#{format}"]
rescue
  return nil
end

def gtranslate(word)
  word = CGI.escape(word)
  "https://translate.google.com/#en/de/#{word}"
end

html = fetch(DICTIONARY_HOME)
doc = Nokogiri::HTML(html)

wotd = wotd(doc)
link = link(doc)

unless wotd
  puts "Can't find word in HTML. Something changed? :("
  exit(1)
end

word_html = fetch(link) if link
word_doc = Nokogiri::HTML(word_html)

uk = audio(word_doc, 'uk')
us = audio(word_doc, 'us')
gtranslate = gtranslate(wotd)

puts "WotD: #{wotd}"
puts "Link: #{link}" if link
puts "UK: #{uk}" if uk
puts "US: #{us}" if us
puts "Google Translate: #{gtranslate}" if gtranslate