-# load gettext module and provide fallback in case of failure
+#-- vim:sw=2:et
+#++
+#
+# :title: GetText interface for rbot
+#
+# Load gettext module and provide fallback in case of failure
class GetTextVersionError < Exception
end
# try to load gettext, or provide fake getttext functions
begin
+# workaround for gettext not checking empty LANGUAGE
+if ENV["LANGUAGE"] and ENV["LANGUAGE"].empty?
+ ENV.delete "LANGUAGE"
+end
+
require 'gettext/version'
gettext_version = GetText::VERSION.split('.').map {|n| n.to_i}
- include Comparable # required for Array#between?
- unless gettext_version.between? [1, 8, 0], [1, 10, 0]
- raise GetTextVersionError, "Unsupported ruby-gettext version installed: #{gettext_version.join '.'}; supported versions are 1.8.0-1.10.0"
+ class ::Array
+ include Comparable # for Array#>=
+ end
+ unless gettext_version >= [1, 8, 0]
+ raise GetTextVersionError, "Unsupported ruby-gettext version installed: #{gettext_version.join '.'}; supported versions are 1.8.0 and above"
end
require 'gettext'
include GetText
- bindtextdomain 'rbot'
+ rbot_locale_path = File.join(Irc::Bot::Config.datadir,
+ gettext_version < [2, 2, 0] ?
+ "../locale/%{locale}/LC_MESSAGES/%{name}.mo" :
+ "../locale/%{lang}/LC_MESSAGES/%{name}.mo")
+
+ if gettext_version < [2, 0, 0]
+ add_default_locale_path(rbot_locale_path)
+ else
+ LocalePath.add_default_rule(rbot_locale_path)
+ end
+
+ if GetText.respond_to? :cached=
+ GetText.cached = false
+ elsif TextDomain.respond_to? :cached=
+ TextDomain.cached = false
+ else
+ warning 'This version of ruby-gettext does not support non-cached mode; mo files are not reloaded when setting language'
+ end
+
+ begin
+ bindtextdomain 'rbot'
+ rescue NoMethodError => e
+ error e
+ warning 'Trying to work around RubyGems/GetText incompatibility'
+ module ::Gem
+ def self.all_load_paths
+ result = []
+
+ Gem.path.each do |gemdir|
+ each_load_path all_partials(gemdir) do |load_path|
+ result << load_path
+ end
+ end
+
+ result
+ end
+ end
+ retry
+ end
+
+
module GetText
- # patch for ruby-gettext 1.8.0 up to 1.10.0 (and more?) to cope with anonymous
- # modules used by rbot
- # FIXME remove the patch when ruby-gettext is fixed, or rbot switches to named modules
- if !instance_methods.include?('orig_bound_targets')
+ # patch for ruby-gettext 1.x to cope with anonymous modules used by rbot.
+ # bound_targets and related methods are not used nor present in 2.x, and
+ # this patch is not needed
+ if respond_to? :bound_targets, true
alias :orig_bound_targets :bound_targets
+
+ def bound_targets(*a) # :nodoc:
+ bt = orig_bound_targets(*a) rescue []
+ bt.empty? ? orig_bound_targets(Object) : bt
+ end
end
- def bound_targets(*a) # :nodoc:
- orig_bound_targets(*a) rescue orig_bound_targets(Object)
- end
- end
- begin
require 'stringio'
- gettext_info = StringIO.new
- current_textdomain_info(:out=>gettext_info) # fails sometimes
- debug 'using ruby-gettext'
- gettext_info.string.each_line {|l| debug l}
- rescue Exception
- warn "ruby-gettext was loaded but appears to be non-functional. maybe an mo file doesn't exist for your locale."
+
+ # GetText 2.1.0 does not provide current_textdomain_info,
+ # so we adapt the one from 1.9.10
+ # TODO we would _really_ like to have a future-proof version of this,
+ # but judging by the ruby gettext source code, this isn't going to
+ # happen anytime soon.
+ if not respond_to? :current_textdomain_info
+ # Show the current textdomain information. This function is for debugging.
+ # * options: options as a Hash.
+ # * :with_messages - show informations with messages of the current mo file. Default is false.
+ # * :out - An output target. Default is STDOUT.
+ # * :with_paths - show the load paths for mo-files.
+ def current_textdomain_info(options = {})
+ opts = {:with_messages => false, :with_paths => false, :out => STDOUT}.merge(options)
+ ret = nil
+ # this is for 2.1.0
+ TextDomainManager.each_text_domains(self) {|textdomain, lang|
+ opts[:out].puts "TextDomain name: #{textdomain.name.inspect}"
+ opts[:out].puts "TextDomain current locale: #{lang.to_s.inspect}"
+ opts[:out].puts "TextDomain current mo path: #{textdomain.instance_variable_get(:@locale_path).current_path(lang).inspect}"
+ if opts[:with_paths]
+ opts[:out].puts "TextDomain locale file paths:"
+ textdomain.locale_paths.each do |v|
+ opts[:out].puts " #{v}"
+ end
+ end
+ if opts[:with_messages]
+ opts[:out].puts "The messages in the mo file:"
+ textdomain.current_mo.each{|k, v|
+ opts[:out].puts " \"#{k}\": \"#{v}\""
+ }
+ end
+ }
+ end
+ end
+
+ # This method is used to output debug information on the GetText
+ # textdomain, and it's called by the language setting routines
+ # in rbot
+ def rbot_gettext_debug
+ begin
+ gettext_info = StringIO.new
+ current_textdomain_info(:out => gettext_info) # fails sometimes
+ rescue Exception
+ warning "failed to retrieve textdomain info. maybe an mo file doesn't exist for your locale."
+ debug $!
+ ensure
+ gettext_info.string.each_line { |l| debug l}
+ end
+ end
end
+ log "gettext loaded"
+
rescue LoadError, GetTextVersionError
- warn "failed to load ruby-gettext package: #{$!}; translations are disabled"
+ warning "failed to load ruby-gettext package: #{$!}; translations are disabled"
+
+ # undefine GetText, in case it got defined because the error was caused by a
+ # wrong version
+ if defined?(GetText)
+ Object.module_eval { remove_const("GetText") }
+ end
# dummy functions that return msg_id without translation
def _(s)
args[0]
end
+ def bindtextdomain_to(*args)
+ end
+
# the following extension to String#% is from ruby-gettext's string.rb file.
# it needs to be included in the fallback since the source already use this form