4 # :title: Language module for rbot
6 # This module takes care of language handling for rbot:
7 # setting the core.language value, loading the appropriate
14 # This constant hash holds the mapping
15 # from long language names to the usual POSIX
16 # locale specifications
19 :british_english => 'en_GB',
20 :american_english => 'en_US',
27 :traditional_chinese => 'zh_TW',
28 :simplified_chinese => 'zh_CN'
31 # Return the shortest language for the current
33 def Language.from_locale
34 return 'english' unless defined?(GetText)
35 lang = locale.language
37 str = lang + "_#{locale.country}"
38 if Lang2Locale.value?(str)
39 # Get the shortest key in Lang2Locale which maps to the given lang_country
40 lang_str = Lang2Locale.select { |k, v| v == str }.transpose.first.map { |v| v.to_s }.sort { |a, b| a.length <=> b.length }.first
41 if File.exist?(File.join(Config::datadir, "languages/#{lang_str}.lang"))
46 # lang_country didn't work, let's try lan
47 if Lang2Locale.value?(lang)
48 # Get the shortest key in Lang2Locale which maps to the given lang
49 lang_str = Lang2Locale.select { |k, v| v == lang }.transpose.first.map { |v| v.to_s }.sort { |a, b| a.length <=> b.length }.first
50 if File.exist?(File.join(Config::datadir, "/languages/#{lang_str}.lang"))
54 # all else fail, return 'english'
58 Config.register Config::EnumValue.new('core.language',
59 :default => Irc::Bot::Language.from_locale, :wizard => true,
60 :values => Proc.new{|bot|
61 Dir.new(Config::datadir + "/languages").collect {|f|
62 f =~ /\.lang$/ ? f.gsub(/\.lang$/, "") : nil
65 :on_change => Proc.new {|bot, v| bot.lang.set_language v},
66 :desc => "Which language file the bot should use")
68 def initialize(bot, language)
74 def set_language(language)
75 lang_str = language.to_s.downcase.gsub(/\s+/,'_')
76 lang_sym = lang_str.intern
77 if defined?(GetText) and Lang2Locale.key?(lang_sym)
78 setlocale(Lang2Locale[lang_sym])
79 debug "locale set to #{locale}"
82 warning "Unable to set locale, unknown language #{language} (#{lang_str})"
85 file = Config::datadir + "/languages/#{lang_str}.lang"
86 unless(FileTest.exist?(file))
87 raise "no such language: #{lang_str} (no such file #{file})"
92 return if @bot.plugins.nil?
93 @bot.plugins.core_modules.each { |p|
94 if p.respond_to?('set_language')
95 p.set_language(@language)
98 @bot.plugins.plugins.each { |p|
99 if p.respond_to?('set_language')
100 p.set_language(@language)
108 IO.foreach(@file) {|l|
112 @strings[$1] = Array.new
114 elsif(l =~ /^\s*(.*)$/)
115 @strings[current_key] << $1
125 if(@strings.has_key?(key))
126 return @strings[key][rand(@strings[key].length)]
128 raise "undefined language key"
133 File.open(@file, "w") {|file|
134 @strings.each {|key,val|