Class: GetText::LocalePath

Inherits:
Object
  • Object
show all
Extended by:
Locale::Util::Memoizable
Includes:
Locale::Util::Memoizable
Defined in:
lib/gettext/locale_path.rb

Overview

Treats locale-path for mo-files.

Constant Summary collapse

CONFIG_PREFIX =

The default locale paths.

Config::CONFIG['prefix'].gsub(/\/local/, "")
DEFAULT_RULES = 
[
 "./locale/%{lang}/LC_MESSAGES/%{name}.mo",
 "./locale/%{lang}/%{name}.mo",
 "#{Config::CONFIG['datadir']}/locale/%{lang}/LC_MESSAGES/%{name}.mo",
 "#{Config::CONFIG['datadir'].gsub(/\/local/, "")}/locale/%{lang}/LC_MESSAGES/%{name}.mo",
 "#{CONFIG_PREFIX}/share/locale/%{lang}/LC_MESSAGES/%{name}.mo",
 "#{CONFIG_PREFIX}/local/share/locale/%{lang}/LC_MESSAGES/%{name}.mo"
].uniq

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, topdir = nil) ⇒ LocalePath

Creates a new GetText::TextDomain.

  • name: the textdomain name.

  • topdir: the locale path (“%topdir/%lang/LC_MESSAGES/%name.mo”) or nil.



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# File 'lib/gettext/locale_path.rb', line 78

def initialize(name, topdir = nil)
  @name = name
  
  if topdir
    path_rules = ["#{topdir}/%{lang}/LC_MESSAGES/%{name}.mo", "#{topdir}/%{lang}/%{name}.mo"]
  else
    path_rules = self.class.default_path_rules

  end

  @locale_paths = {}
  path_rules.each do |rule|
    this_path_rules = rule % {:lang => "([^\/]+)", :name => name}
    Dir.glob(rule %{:lang => "*", :name => name}).each do |path|
      if /#{this_path_rules}/ =~ path
        @locale_paths[$1] = path unless @locale_paths[$1]
      end
    end
  end
  @supported_locales = @locale_paths.keys.sort
end

Instance Attribute Details

#locale_paths ⇒ Object (readonly)

Returns the value of attribute locale_paths.



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# File 'lib/gettext/locale_path.rb', line 73

def locale_paths
  @locale_paths
end

#supported_locales ⇒ Object (readonly)

Returns the value of attribute supported_locales.



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# File 'lib/gettext/locale_path.rb', line 73

def supported_locales
  @supported_locales
end

Class Method Details

.add_default_rule(path) ⇒ Object

Add default locale path. Usually you should use GetText.add_default_locale_path instead.

  • path: a new locale path. (e.g.) “/usr/share/locale/%lang/LC_MESSAGES/%name.mo” (‘locale’ => “ja_JP”, ‘name’ => “textdomain”)

  • Returns: the new DEFAULT_LOCALE_PATHS



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# File 'lib/gettext/locale_path.rb', line 37

def add_default_rule(path)
  DEFAULT_RULES.unshift(path)
end

.default_path_rules ⇒ Object

Returns path rules as an Array. (e.g.) [“/usr/share/locale/%lang/LC_MESSAGES/%name.mo”, …]



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# File 'lib/gettext/locale_path.rb', line 43

def default_path_rules 
  default_path_rules = []

  if ENV["GETTEXT_PATH"]
    ENV["GETTEXT_PATH"].split(/,/).each {|i| 
      default_path_rules = ["#{i}/%{lang}/LC_MESSAGES/%{name}.mo", "#{i}/%{lang}/%{name}.mo"]
    }
  end
  
  default_path_rules += DEFAULT_RULES
  
  load_path = $LOAD_PATH
  if defined? ::Gem
    load_path += Gem.all_load_paths
  end
  load_path.map!{|v| v.match(/(.*?)(\/lib)*?$/); $1}
  load_path.each {|path|
    default_path_rules += [
                           "#{path}/data/locale/%{lang}/LC_MESSAGES/%{name}.mo", 
                           "#{path}/data/locale/%{lang}/%{name}.mo", 
                           "#{path}/locale/%{lang}/%{name}.mo"]
  }
  # paths existed only.
  default_path_rules = default_path_rules.select{|path| 
    Dir.glob(path % {:lang => "*", :name => "*"}).size > 0}.uniq
  default_path_rules
end

Instance Method Details

#current_path(lang) ⇒ Object

Gets the current path.

  • lang: a Locale::Tag.



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# File 'lib/gettext/locale_path.rb', line 102

def current_path(lang)
  lang_candidates = lang.to_posix.candidates
  search_files = []

  lang_candidates.each do |tag|
    path = @locale_paths[tag.to_s]
    warn "GetText::TextDomain#load_mo: mo-file is #{path}" if $DEBUG
    return path if path
  end

  if $DEBUG
    warn "MO file is not found in"
    @locale_paths.each do |path|
      warn "  #{path[1]}"
    end
  end
  nil
end