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authorknu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2001-04-30 17:38:21 +0000
committerknu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2001-04-30 17:38:21 +0000
commitf8ab487e4d60a14dd7f807ab146168d9d034a6ea (patch)
treef5b4f478538ea7c4cc541fda4fe5a30274e472ed /lib/irb/locale.rb
parente32f6a82698f7909cde817ae33626660b83456d7 (diff)
Initial revision
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1337 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/irb/locale.rb')
-rw-r--r--lib/irb/locale.rb187
1 files changed, 187 insertions, 0 deletions
diff --git a/lib/irb/locale.rb b/lib/irb/locale.rb
new file mode 100644
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+++ b/lib/irb/locale.rb
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+#
+# irb/locale.rb - internationalization module
+# $Release Version: 0.7.3$
+# $Revision$
+# $Date$
+# by Keiju ISHITSUKA(keiju@ishitsuka.com)
+#
+# --
+#
+#
+#
+
+require "kconv"
+
+module IRB
+ class Locale
+ @RCS_ID='-$Id$-'
+
+ JPDefaultLocale = "ja"
+ LOCALE_DIR = "/lc/"
+
+ LC2KCONV = {
+# "ja" => Kconv::JIS,
+# "ja_JP" => Kconv::JIS,
+ "ja_JP.ujis" => Kconv::EUC,
+ "ja_JP.euc" => Kconv::EUC,
+ "ja_JP.eucJP" => Kconv::EUC,
+ "ja_JP.sjis" => Kconv::SJIS,
+ "ja_JP.SJIS" => Kconv::SJIS,
+ }
+
+ def initialize(locale = nil)
+ @lang = locale || ENV["IRB_LANG"] || ENV["LC_MESSAGES"] || ENV["LC_ALL"] || ENV["LANG"]
+ @lang = "C" unless @lang
+ end
+
+ attr_reader :lang
+
+ def String(mes)
+ mes = super(mes)
+ case @lang
+ when /^ja/
+ mes = Kconv::kconv(mes, LC2KCONV[@lang])
+ else
+ mes
+ end
+ mes
+ end
+
+ def format(*opts)
+ String(super(*opts))
+ end
+
+ def gets(*rs)
+ String(super(*rs))
+ end
+
+ def readline(*rs)
+ String(super(*rs))
+ end
+
+ def print(*opts)
+ ary = opts.collect{|opt| String(opt)}
+ super *ary
+ end
+
+ def printf(*opts)
+ s = format(*opts)
+ print s
+ end
+
+ def puts(*opts)
+ ary = opts.collect{|opt| String(opts)}
+ super *ary
+ end
+
+ autoload :Tempfile, "tempfile"
+
+ def require(file, priv = nil)
+ rex = Regexp.new("lc/#{Regexp.quote(file)}\.(so|o|sl|rb)?")
+ return false if $".find{|f| f =~ rex}
+
+ case file
+ when /\.rb$/
+ begin
+ load(file, priv)
+ $".push file
+ return true
+ rescue LoadError
+ end
+ when /\.(so|o|sl)$/
+ return super
+ end
+
+ begin
+ load(f = file + ".rb")
+ $".push f #"
+ return true
+ rescue LoadError
+ return ruby_require(file)
+ end
+ end
+
+ alias toplevel_load load
+
+ def load(file, priv=nil)
+ dir = File.dirname(file)
+ dir = "" if dir == "."
+ base = File.basename(file)
+
+ if /^ja(_JP)?$/ =~ @lang
+ back, @lang = @lang, "C"
+ end
+ begin
+ if dir[0] == ?/ #/
+ lc_path = search_file(dir, base)
+ return real_load(lc_path, priv) if lc_path
+ end
+
+ for path in $:
+ lc_path = search_file(path + "/" + dir, base)
+ return real_load(lc_path, priv) if lc_path
+ end
+ ensure
+ @lang = back if back
+ end
+ raise LoadError, "No such file to load -- #{file}"
+ end
+
+ def real_load(path, priv)
+ tmp_base = path.tr("./:", "___")
+ lc_file = Tempfile.new(tmp_base)
+ File.foreach(path) do |line|
+ line = self.String(line)
+ lc_file.print(line)
+ end
+ lc_file.close
+ toplevel_load lc_file.path, priv
+ end
+ private :real_load
+
+ def find(file , paths = $:)
+ dir = File.dirname(file)
+ dir = "" if dir == "."
+ base = File.basename(file)
+ if dir[0] == ?/ #/
+ return lc_path = search_file(dir, base)
+ else
+ for path in $:
+ if lc_path = search_file(path + "/" + dir, base)
+ return lc_path
+ end
+ end
+ end
+ nil
+ end
+
+ def search_file(path, file)
+ if File.exists?(p1 = path + lc_path(file, "C"))
+ if File.exists?(p2 = path + lc_path(file))
+ return p2
+ else
+ end
+ return p1
+ else
+ end
+ nil
+ end
+ private :search_file
+
+ def lc_path(file = "", lc = @lang)
+ case lc
+ when "C"
+ LOCALE_DIR + file
+ when /^ja/
+ LOCALE_DIR + "ja/" + file
+ else
+ LOCALE_DIR + @lang + "/" + file
+ end
+ end
+ private :lc_path
+ end
+end
+
+
+
+