Class: GetPomo::PoFile

Inherits:
Object
  • Object
show all
Defined in:
lib/get_pomo/po_file.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ PoFile

Returns a new instance of PoFile.



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# File 'lib/get_pomo/po_file.rb', line 17

def initialize(options = {})
  @translations = options[:translations] || []
  # no object options should be set through initialize arguments for now,
  # as they are meant to be changeable for each method call
  @options =  {:parse_obsoletes => false, :merge => false}
end

Instance Attribute Details

#translations ⇒ Object (readonly)

Returns the value of attribute translations.



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# File 'lib/get_pomo/po_file.rb', line 15

def translations
  @translations
end

Class Method Details

.parse(text, options = {}) ⇒ Object 



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# File 'lib/get_pomo/po_file.rb', line 6

def self.parse(text, options = {})
  PoFile.new.add_translations_from_text(text, options)
end

.to_text(translations, options = {}) ⇒ Object 



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# File 'lib/get_pomo/po_file.rb', line 10

def self.to_text(translations, options = {})
  p = PoFile.new(:translations => translations)
  p.to_text(options)
end

Instance Method Details

#add_translations_from_text(text, options = {}) ⇒ Object

the text is split into lines and then converted into logical translations each translation consists of comments(that come before a translation) and a msgid / msgstr



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# File 'lib/get_pomo/po_file.rb', line 27

def add_translations_from_text(text, options = {})
  # only keep valid options for this method
  options.delete_if do |key, value|
    !([:parse_obsoletes].include?(key))
  end
  # default options for this method
  default_options = {:parse_obsoletes => false}
  @options.merge!(default_options.merge(options))
  start_new_translation
  text.sub!(/^#{"\357\273\277"}/, "") #remove bom (utf8 byte order mark)
  text.split(/$/).each_with_index do |line,index|
    @line_number = index + 1
    next if line.empty?
    if method_call? line
      parse_method_call line
    elsif comment? line
      add_comment line
    else
      add_string line
    end
  end
  start_new_translation #instance_variable has to be overwritten or errors can occur on next add
  translations
end

#to_text(options = {}) ⇒ Object 



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# File 'lib/get_pomo/po_file.rb', line 52

def to_text(options = {})
  # only keep valid options for this method
  options.delete_if do |key, value|
    !([:merge].include?(key))
  end
  # default options for this method
  default_options = {:merge => false}
  @options.merge!(default_options.merge(options))
  GetPomo.unique_translations(translations, options[:merge]).map do |translation|
    comment = translation.comment.to_s.split(/\n|\r\n/).map{|line|"#{line}\n"}*''

    msgctxt = if translation.msgctxt
      %Q(msgctxt "#{translation.msgctxt}"\n)
    else
      ""
    end

    msgid_and_msgstr = if translation.plural?
      msgids =
      %Q(msgid "#{translation.msgid[0]}"\n)+
      %Q(msgid_plural "#{translation.msgid[1]}"\n)

      msgstrs = []
      translation.msgstr.each_with_index do |msgstr,index|
        msgstrs << %Q(msgstr[#{index}] "#{msgstr}")
      end

      msgids + (msgstrs*"\n")
    else
      translation.obsolete? ? "" : %Q(msgid "#{translation.msgid}"\n)+
      %Q(msgstr "#{translation.msgstr}")
    end

    comment + msgctxt + msgid_and_msgstr
  end * "\n\n"
end