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author | Xavier Noria <fxn@hashref.com> | 2010-06-20 23:13:19 +0200 |
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committer | Xavier Noria <fxn@hashref.com> | 2010-06-20 23:13:19 +0200 |
commit | 207fa59675cb624dde0e01c1d57597f752cdf095 (patch) | |
tree | 472d03af5bc3e2df1b759717f723ca914f2a77aa /activesupport/lib/active_support/i18n_railtie.rb | |
parent | 31cadc730a40281950a265ff6982dd76cc326828 (diff) | |
parent | 50d37a76064239a731f81a4ba68b80946c4dfae2 (diff) | |
download | rails-207fa59675cb624dde0e01c1d57597f752cdf095.tar.gz rails-207fa59675cb624dde0e01c1d57597f752cdf095.tar.bz2 rails-207fa59675cb624dde0e01c1d57597f752cdf095.zip |
Merge remote branch 'rails/master'
Conflicts:
actionpack/lib/abstract_controller/base.rb
Diffstat (limited to 'activesupport/lib/active_support/i18n_railtie.rb')
-rw-r--r-- | activesupport/lib/active_support/i18n_railtie.rb | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/i18n_railtie.rb b/activesupport/lib/active_support/i18n_railtie.rb new file mode 100644 index 0000000000..d82e54f1d4 --- /dev/null +++ b/activesupport/lib/active_support/i18n_railtie.rb @@ -0,0 +1,80 @@ +require "active_support" +require "rails" +require "active_support/file_update_checker" + +module I18n + class Railtie < Rails::Railtie + config.i18n = ActiveSupport::OrderedOptions.new + config.i18n.railties_load_path = [] + config.i18n.load_path = [] + config.i18n.fallbacks = ActiveSupport::OrderedOptions.new + + def self.reloader + @reloader ||= ActiveSupport::FileUpdateChecker.new([]){ I18n.reload! } + end + + # Add I18n::Railtie.reloader to ActionDispatch callbacks. Since, at this + # point, no path was added to the reloader, I18n.reload! is not triggered + # on to_prepare callbacks. This will only happen on the config.after_initialize + # callback below. + initializer "i18n.callbacks" do + ActionDispatch::Callbacks.to_prepare do + I18n::Railtie.reloader.execute_if_updated + end + end + + # Set the i18n configuration only after initialization since a lot of + # configuration is still usually done in application initializers. + config.after_initialize do |app| + fallbacks = app.config.i18n.delete(:fallbacks) + + app.config.i18n.each do |setting, value| + case setting + when :railties_load_path + app.config.i18n.load_path.unshift(*value) + when :load_path + I18n.load_path += value + else + I18n.send("#{setting}=", value) + end + end + + init_fallbacks(fallbacks) if fallbacks && validate_fallbacks(fallbacks) + + reloader.paths.concat I18n.load_path + reloader.execute_if_updated + end + + protected + + def self.include_fallbacks_module + I18n.backend.class.send(:include, I18n::Backend::Fallbacks) + end + + def self.init_fallbacks(fallbacks) + include_fallbacks_module + + args = case fallbacks + when ActiveSupport::OrderedOptions + [*(fallbacks[:defaults] || []) << fallbacks[:map]].compact + when Hash, Array + Array.wrap(fallbacks) + else # TrueClass + [] + end + + I18n.fallbacks = I18n::Locale::Fallbacks.new(*args) + end + + def self.validate_fallbacks(fallbacks) + case fallbacks + when ActiveSupport::OrderedOptions + !fallbacks.empty? + when TrueClass, Array, Hash + true + else + raise "Unexpected fallback type #{fallbacks.inspect}" + end + end + end +end
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