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require "fileutils"
require 'active_support/core_ext/module/delegation'
module Rails
class Application
include Initializable
class << self
attr_writer :config
alias configure class_eval
delegate :call,
:initialize!,
:load_generators,
:load_tasks,
:middleware,
:root,
:to => :instance
private :new
def instance
@instance ||= new
end
def config
@config ||= Configuration.new(Plugin::Configuration.default)
end
def routes
ActionController::Routing::Routes
end
end
delegate :config, :routes, :to => :'self.class'
delegate :root, :middleware, :to => :config
attr_reader :route_configuration_files
def initialize
require_environment
Rails.application ||= self
@route_configuration_files = []
end
def initialize!
run_initializers(self)
self
end
def require_environment
require config.environment_path
rescue LoadError
end
def routes_changed_at
routes_changed_at = nil
route_configuration_files.each do |config|
config_changed_at = File.stat(config).mtime
if routes_changed_at.nil? || config_changed_at > routes_changed_at
routes_changed_at = config_changed_at
end
end
routes_changed_at
end
def reload_routes!
routes.disable_clear_and_finalize = true
routes.clear!
route_configuration_files.each { |config| load(config) }
routes.finalize!
nil
ensure
routes.disable_clear_and_finalize = false
end
def load_tasks
require "rails/tasks"
plugins.each { |p| p.load_tasks }
# Load all application tasks
# TODO: extract out the path to the rake tasks
Dir["#{root}/lib/tasks/**/*.rake"].sort.each { |ext| load ext }
task :environment do
$rails_rake_task = true
initialize!
end
end
def load_generators
plugins.each { |p| p.load_generators }
end
def initializers
initializers = Bootstrap.new(self).initializers
plugins.each { |p| initializers += p.initializers }
initializers += super
initializers
end
# TODO: Fix this method. It loads all railties independent if :all is given
# or not, otherwise frameworks are never loaded.
def plugins
@plugins ||= begin
plugin_names = (config.plugins || [:all]).map { |p| p.to_sym }
Railtie.plugins.map(&:new) + Plugin.all(plugin_names, config.paths.vendor.plugins)
end
end
def app
@app ||= begin
reload_routes!
middleware.build(routes)
end
end
def call(env)
env["action_dispatch.parameter_filter"] = config.filter_parameters
app.call(env)
end
initializer :load_application_initializers do
Dir["#{root}/config/initializers/**/*.rb"].sort.each do |initializer|
load(initializer)
end
end
initializer :build_middleware_stack do
app
end
# Fires the user-supplied after_initialize block (Configuration#after_initialize)
initializer :after_initialize do
config.after_initialize_blocks.each do |block|
block.call
end
end
# Eager load application classes
initializer :load_application_classes do
next if $rails_rake_task
if config.cache_classes
config.eager_load_paths.each do |load_path|
matcher = /\A#{Regexp.escape(load_path)}(.*)\.rb\Z/
Dir.glob("#{load_path}/**/*.rb").sort.each do |file|
require_dependency file.sub(matcher, '\1')
end
end
end
end
# Disable dependency loading during request cycle
initializer :disable_dependency_loading do
if config.cache_classes && !config.dependency_loading
ActiveSupport::Dependencies.unhook!
end
end
end
end
|
