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Contents
# coding: utf-8
require 'easy_translate'
module I18n::Tasks::GoogleTranslation
# @param [Array] list of [key, value] pairs
def google_translate(list, opts)
return [] if list.empty?
opts = opts.dup
if !opts[:key] && (key = translation_config[:api_key]).present?
opts[:key] = key
end
if opts[:key].blank?
warn_missing_api_key
return []
end
key_idx = {}
list.each_with_index { |k_v, i| key_idx[k_v[0]] = i}
list.group_by { |k_v|
k_v[0].end_with?('_html'.freeze)
}.map do |html, slice|
t_opts = opts.merge(html ? {html: true} : {format: 'text'})
fetch_google_translations slice, t_opts
end.reduce(:+).tap { |l|
l.sort! { |a, b| key_idx[a[0]] <=> key_idx[b[0]] }
}
end
INTERPOLATION_KEY_RE = /%\{[^}]+\}/
UNTRANSLATABLE_STRING = 'zxzxzx'
def fetch_google_translations(list, opts)
translated = EasyTranslate.translate(list.map { |l| l[1].gsub(INTERPOLATION_KEY_RE, UNTRANSLATABLE_STRING) }, opts)
if translated.blank?
raise CommandError.new('Google Translate returned no results. Make sure billing information is set at https://code.google.com/apis/console.')
end
translated.each_with_index { |translation, i|
if (original = list[i][1]) =~ INTERPOLATION_KEY_RE
interpolation_keys = original.scan(INTERPOLATION_KEY_RE)
i = -1; translation.gsub!(Regexp.new(UNTRANSLATABLE_STRING, Regexp::IGNORECASE)) { interpolation_keys[i += 1] }
end
}
list.map(&:first).zip(translated)
end
private
def warn_missing_api_key
$stderr.puts Term::ANSIColor.red Term::ANSIColor.yellow 'Set Google API key via GOOGLE_TRANSLATE_API_KEY environmnet variable or translation.api_key in config/i18n-tasks.yml.
Get the key at https://code.google.com/apis/console.'
end
end
Version data entries
9 entries across 9 versions & 1 rubygems