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
13 # This constant hash holds the mapping
14 # from long language names to the usual POSIX
15 # locale specifications
18 :british_english => 'en_GB',
19 :american_english => 'en_US',
26 :traditional_chinese => 'zh_TW',
27 :simplified_chinese => 'zh_CN'
30 # Return the shortest language for the current
32 def Language.from_locale
33 return 'english' unless defined?(GetText)
34 lang = locale.language
36 str = lang + "_#{locale.country}"
37 if Lang2Locale.value?(str)
38 # Get the shortest key in Lang2Locale which maps to the given lang_country
39 lang_str = Lang2Locale.select { |k, v| v == str }.transpose.first.map { |v| v.to_s }.sort { |a, b| a.length <=> b.length }.first
40 if File.exist?(File.join(Config::datadir, "languages/#{lang_str}.lang"))
45 # lang_country didn't work, let's try lan
46 if Lang2Locale.value?(lang)
47 # Get the shortest key in Lang2Locale which maps to the given lang
48 lang_str = Lang2Locale.select { |k, v| v == lang }.transpose.first.map { |v| v.to_s }.sort { |a, b| a.length <=> b.length }.first
49 if File.exist?(File.join(Config::datadir, "/languages/#{lang_str}.lang"))
53 # all else fail, return 'english'
57 BotConfig.register BotConfigEnumValue.new('core.language',
58 :default => Irc::Language.from_locale, :wizard => true,
59 :values => Proc.new{|bot|
60 Dir.new(Config::datadir + "/languages").collect {|f|
61 f =~ /\.lang$/ ? f.gsub(/\.lang$/, "") : nil
64 :on_change => Proc.new {|bot, v| bot.lang.set_language v},
65 :desc => "Which language file the bot should use")
67 def initialize(bot, language)
73 def set_language(language)
74 lang_str = language.to_s.downcase.gsub(/\s+/,'_')
75 lang_sym = lang_str.intern
76 if defined?(GetText) and Lang2Locale.key?(lang_sym)
77 setlocale(Lang2Locale[lang_sym])
78 debug "locale set to #{locale}"
81 warning "Unable to set locale, unknown language #{language} (#{lang_str})"
84 file = Config::datadir + "/languages/#{lang_str}.lang"
85 unless(FileTest.exist?(file))
86 raise "no such language: #{lang_str} (no such file #{file})"
91 return if @bot.plugins.nil?
92 @bot.plugins.core_modules.each { |p|
93 if p.respond_to?('set_language')
94 p.set_language(@language)
97 @bot.plugins.plugins.each { |p|
98 if p.respond_to?('set_language')
99 p.set_language(@language)
107 IO.foreach(@file) {|l|
111 @strings[$1] = Array.new
113 elsif(l =~ /^\s*(.*)$/)
114 @strings[current_key] << $1
124 if(@strings.has_key?(key))
125 return @strings[key][rand(@strings[key].length)]
127 raise "undefined language key"
132 File.open(@file, "w") {|file|
133 @strings.each {|key,val|