Chris@909: module Redmine
Chris@909:   module I18n
Chris@909:     def self.included(base)
Chris@909:       base.extend Redmine::I18n
Chris@909:     end
Chris@909: 
Chris@909:     def l(*args)
Chris@909:       case args.size
Chris@909:       when 1
Chris@909:         ::I18n.t(*args)
Chris@909:       when 2
Chris@909:         if args.last.is_a?(Hash)
Chris@909:           ::I18n.t(*args)
Chris@909:         elsif args.last.is_a?(String)
Chris@909:           ::I18n.t(args.first, :value => args.last)
Chris@909:         else
Chris@909:           ::I18n.t(args.first, :count => args.last)
Chris@909:         end
Chris@909:       else
Chris@909:         raise "Translation string with multiple values: #{args.first}"
Chris@909:       end
Chris@909:     end
Chris@909: 
Chris@909:     def l_or_humanize(s, options={})
Chris@909:       k = "#{options[:prefix]}#{s}".to_sym
Chris@909:       ::I18n.t(k, :default => s.to_s.humanize)
Chris@909:     end
Chris@909: 
Chris@909:     def l_hours(hours)
Chris@909:       hours = hours.to_f
Chris@909:       l((hours < 2.0 ? :label_f_hour : :label_f_hour_plural), :value => ("%.2f" % hours.to_f))
Chris@909:     end
Chris@909: 
Chris@909:     def ll(lang, str, value=nil)
Chris@909:       ::I18n.t(str.to_s, :value => value, :locale => lang.to_s.gsub(%r{(.+)\-(.+)$}) { "#{$1}-#{$2.upcase}" })
Chris@909:     end
Chris@909: 
Chris@909:     def format_date(date)
Chris@909:       return nil unless date
Chris@909:       Setting.date_format.blank? ? ::I18n.l(date.to_date) : date.strftime(Setting.date_format)
Chris@909:     end
Chris@909: 
Chris@909:     def format_time(time, include_date = true)
Chris@909:       return nil unless time
Chris@909:       time = time.to_time if time.is_a?(String)
Chris@909:       zone = User.current.time_zone
Chris@909:       local = zone ? time.in_time_zone(zone) : (time.utc? ? time.localtime : time)
Chris@909:       (include_date ? "#{format_date(local)} " : "") +
Chris@909:         (Setting.time_format.blank? ? ::I18n.l(local, :format => :time) : local.strftime(Setting.time_format))
Chris@909:     end
Chris@909: 
Chris@909:     def day_name(day)
Chris@909:       ::I18n.t('date.day_names')[day % 7]
Chris@909:     end
Chris@909: 
Chris@909:     def month_name(month)
Chris@909:       ::I18n.t('date.month_names')[month]
Chris@909:     end
Chris@909: 
Chris@909:     def valid_languages
Chris@909:       @@valid_languages ||= Dir.glob(File.join(Rails.root, 'config', 'locales', '*.yml')).collect {|f| File.basename(f).split('.').first}.collect(&:to_sym)
Chris@909:     end
Chris@909: 
Chris@909:     def find_language(lang)
Chris@909:       @@languages_lookup = valid_languages.inject({}) {|k, v| k[v.to_s.downcase] = v; k }
Chris@909:       @@languages_lookup[lang.to_s.downcase]
Chris@909:     end
Chris@909: 
Chris@909:     def set_language_if_valid(lang)
Chris@909:       if l = find_language(lang)
Chris@909:         ::I18n.locale = l
Chris@909:       end
Chris@909:     end
Chris@909: 
Chris@909:     def current_language
Chris@909:       ::I18n.locale
Chris@909:     end
Chris@909:   end
Chris@909: end