module Locale::Driver::Env
Locale::Driver::Env module. Detect the user locales and the charset. All drivers(except CGI) refer environment variables first and use it as the locale if it's defined. This is a low-level module. Application shouldn't use this directly.
Public Instance Methods
locale()
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Gets the locale from environment variable. Priority order except charset is LC_ALL > LC_MESSAGES > LANG. Priority order for charset is LC_ALL > LC_CTYPE > LANG. Returns: the locale as Locale::Tag::Posix.
# File lib/locale/driver/env.rb, line 40 def locale lc_all = Private.parse(ENV["LC_ALL"]) return lc_all if lc_all lc_messages = Private.parse(ENV["LC_MESSAGES"]) lang = Private.parse(ENV["LANG"]) tag = lc_messages || lang return nil if tag.nil? lc_ctype = Private.parse(ENV["LC_CTYPE"]) tag.charset = lc_ctype.charset if lc_ctype tag end
locales()
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Gets the locales from environment variables. (LANGUAGE > LC_ALL > LC_MESSAGES > LANG)
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Returns: an Array of the locale as Locale::Tag::Posix or nil.
# File lib/locale/driver/env.rb, line 58 def locales locales = ENV["LANGUAGE"] if (locales != nil and locales.size > 0) locs = locales.split(/:/).collect{|v| Locale::Tag::Posix.parse(v)}.compact if locs.size > 0 return Locale::TagList.new(locs) end elsif (loc = locale) return Locale::TagList.new([loc]) end nil end