Class: GetText::POEntry::Formatter

Inherits:
Object
  • Object
show all
Includes:
GetText::POFormat
Defined in:
lib/gettext/po_entry.rb

Constant Summary collapse

DEFAULT_MAX_LINE_WIDTH = 
78

Constants included from GetText::POFormat

GetText::POFormat::EXTRACTED_COMMENT_MARK, GetText::POFormat::FLAG_MARK, GetText::POFormat::PREVIOUS_COMMENT_MARK, GetText::POFormat::REFERENCE_COMMENT_MARK, GetText::POFormat::TRANSLATOR_COMMENT_MARK

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(entry, options = {}) ⇒ Formatter

Returns a new instance of Formatter.

Parameters:

  • entry (POEntry) —

    The entry to be formatted.

  • options (Hash) (defaults to: {})

Options Hash (options):

  • :include_translator_comment (Bool) — default: true —

    Includes translator comments in formatted string if true.

  • :include_extracted_comment (Bool) — default: true —

    Includes extracted comments in formatted string if true.

  • :include_reference_comment (Bool) — default: true —

    Includes reference comments in formatted string if true.

  • :include_flag_comment (Bool) — default: true —

    Includes flag comments in formatted string if true.

  • :include_previous_comment (Bool) — default: true —

    Includes previous comments in formatted string if true.

  • :include_all_comments (Bool) — default: true —

    Includes all comments in formatted string if true. Other specific :include_XXX options get preference over this option. You can remove all comments by specifying this option as false and omitting other :include_XXX options.

  • :max_line_width (Integer) — default: 78 —

    Wraps long lines that is longer than the :max_line_width. Don't break long lines if :max_line_width is less than 0 such as -1.

  • :encoding (Encoding) — default: nil —

    Encodes to the specific encoding.



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# File 'lib/gettext/po_entry.rb', line 276

def initialize(entry, options={})
  @entry = entry
  @options = normalize_options(options)
end

Class Method Details

.escape(string) ⇒ Object 



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# File 'lib/gettext/po_entry.rb', line 231

def escape(string)
  return "" if string.nil?

  string.gsub(/([\\"\t\n])/) do
    special_character = $1
    case special_character
    when "\t"
      "\\t"
    when "\n"
      "\\n"
    else
      "\\#{special_character}"
    end
  end
end

Instance Method Details

#format ⇒ Object 



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# File 'lib/gettext/po_entry.rb', line 281

def format
  if @entry.obsolete?
    return format_obsolete_comment(@entry.comment)
  end

  str = format_comments

  # msgctxt, msgid, msgstr
  if @entry.msgctxt?
    if @entry.msgctxt.nil?
      no_msgctxt_message = "This POEntry is a kind of msgctxt " +
                             "but the msgctxt property is nil. " +
                             "msgid: #{@entry.msgid}"
      raise(NoMsgctxtError, no_msgctxt_message)
    end
    str << "msgctxt " << format_message(@entry.msgctxt)
  end

  str << "msgid " << format_message(@entry.msgid)
  if @entry.plural?
    if @entry.msgid_plural.nil?
      no_plural_message = "This POEntry is a kind of plural " +
                            "but the msgid_plural property is nil. " +
                            "msgid: #{@entry.msgid}"
      raise(NoMsgidPluralError, no_plural_message)
    end

    str << "msgid_plural " << format_message(@entry.msgid_plural)

    if @entry.msgstr.nil?
      str << "msgstr[0] \"\"\n"
      str << "msgstr[1] \"\"\n"
    else
      msgstrs = @entry.msgstr.split("\000", -1)
      msgstrs.each_with_index do |msgstr, index|
        str << "msgstr[#{index}] " << format_message(msgstr)
      end
    end
  else
    str << "msgstr "
    str << format_message(@entry.msgstr)
  end

  encode(str)
end