Module: I18nScrewdriver

Defined in:
lib/i18n_screwdriver.rb,
lib/i18n_screwdriver/version.rb,
lib/i18n_screwdriver/translation.rb,
lib/i18n_screwdriver/rails/engine.rb,
lib/i18n_screwdriver/translation_helper.rb

Defined Under Namespace

Modules: Rails, TranslationHelper Classes: Translation

Constant Summary collapse

VERSION = 
"5.0"

Class Method Summary collapse

Class Method Details

.filename(locale) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 7

def self.filename(locale)
  "config/locales/application.#{locale}.yml"
end

.for_key(string) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 11

def self.for_key(string)
  Digest::MD5.hexdigest(string.strip)
end

.grab_texts_to_be_translated(string) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 30

def self.grab_texts_to_be_translated(string)
  [].tap do |texts|
    texts.concat(string.scan(/_\((?<!\\)"(.*?)(?<!\\)"\)/).map{ |v| unescape_string(v[0]) })
    texts.concat(string.scan(/_\((?<!\\)'(.*?)(?<!\\)'\)/).map{ |v| unescape_string(v[0]) })
  end
end

.in_utf8(hash) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 37

def self.in_utf8(hash)
  {}.tap do |result|
    hash.each do |k, v|
      result[k.encode('UTF-8')] = (v || "").encode('UTF-8')
    end
  end
end

.load_translations(locale) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 15

def self.load_translations(locale)
  filename = self.filename(locale)
  raise "File #{filename} not found!" unless File.exists?(filename)
  YAML.load_file(filename)[locale]
end

.unescape_string(string) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 45

def self.unescape_string(string)
  "".tap do |result|
    in_backslash = false
    string.each_char do |char|
      if in_backslash
        case char
        when 'r'
          result << "\r"
        when 'n'
          result << "\n"
        when 't'
          result << "\t"
        when '"', "'", '\\'
          result << char
        else
          result << '\\'
          result << char
        end
        in_backslash = false
      else
        case char
        when '\\'
          in_backslash = true
        else
          result << char
        end
      end
    end
  end
end

.write_translations(locale, translations) ⇒ Object 



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# File 'lib/i18n_screwdriver.rb', line 21

def self.write_translations(locale, translations)
  File.open(filename(locale), "w") do |file|
    file.puts "# use rake task i18n:update to generate this file"
    file.puts
    file.puts({locale => in_utf8(translations)}.to_yaml)
    file.puts
  end
end