rails/railties/lib/rails.rb

127 lines
3.0 KiB
Ruby

require 'rails/ruby_version_check'
require 'pathname'
require 'active_support'
require 'active_support/core_ext/kernel/reporting'
require 'active_support/core_ext/array/extract_options'
require 'active_support/core_ext/logger'
require 'rails/application'
require 'rails/version'
require 'active_support/railtie'
require 'action_dispatch/railtie'
# For Ruby 1.8, this initialization sets $KCODE to 'u' to enable the
# multibyte safe operations. Plugin authors supporting other encodings
# should override this behavior and set the relevant +default_charset+
# on ActionController::Base.
#
# For Ruby 1.9, UTF-8 is the default internal and external encoding.
if RUBY_VERSION < '1.9'
$KCODE='u'
else
silence_warnings do
Encoding.default_external = Encoding::UTF_8
Encoding.default_internal = Encoding::UTF_8
end
end
module Rails
autoload :Info, 'rails/info'
autoload :InfoController, 'rails/info_controller'
class << self
def application
@@application ||= nil
end
def application=(application)
@@application = application
end
# The Configuration instance used to configure the Rails environment
def configuration
application.config
end
def initialize!
application.initialize!
end
def initialized?
@@initialized || false
end
def initialized=(initialized)
@@initialized ||= initialized
end
def logger
@@logger ||= nil
end
def logger=(logger)
@@logger = logger
end
def backtrace_cleaner
@@backtrace_cleaner ||= begin
# Relies on Active Support, so we have to lazy load to postpone definition until AS has been loaded
require 'rails/backtrace_cleaner'
Rails::BacktraceCleaner.new
end
end
def root
application && application.config.root
end
def env
@_env ||= ActiveSupport::StringInquirer.new(ENV["RAILS_ENV"] || ENV["RACK_ENV"] || "development")
end
def env=(environment)
@_env = ActiveSupport::StringInquirer.new(environment)
end
def cache
RAILS_CACHE
end
# Returns all rails groups for loading based on:
#
# * The Rails environment;
# * The environment variable RAILS_GROUPS;
# * The optional envs given as argument and the hash with group dependencies;
#
# == Examples
#
# groups :assets => [:development, :test]
#
# # Returns
# # => [:default, :development, :assets] for Rails.env == "development"
# # => [:default, :production] for Rails.env == "production"
#
def groups(*groups)
hash = groups.extract_options!
env = Rails.env
groups.unshift(:default, env)
groups.concat ENV["RAILS_GROUPS"].to_s.split(",")
groups.concat hash.map { |k,v| k if v.map(&:to_s).include?(env) }
groups.compact!
groups.uniq!
groups
end
def version
VERSION::STRING
end
def public_path
application && application.paths["public"].first
end
end
end