diff options
Diffstat (limited to 'railties/lib')
| -rw-r--r-- | railties/lib/rails/application.rb | 206 | ||||
| -rw-r--r-- | railties/lib/rails/core.rb | 6 | ||||
| -rw-r--r-- | railties/lib/rails/initializer.rb | 296 |
3 files changed, 208 insertions, 300 deletions
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb index 5c1c69d5e0..d54120f850 100644 --- a/railties/lib/rails/application.rb +++ b/railties/lib/rails/application.rb @@ -277,5 +277,211 @@ module Rails end end end + + # Initializes framework-specific settings for each of the loaded frameworks + # (Configuration#frameworks). The available settings map to the accessors + # on each of the corresponding Base classes. + initializer :initialize_framework_settings do + config.frameworks.each do |framework| + base_class = framework.to_s.camelize.constantize.const_get("Base") + + config.send(framework).each do |setting, value| + base_class.send("#{setting}=", value) + end + end + config.active_support.each do |setting, value| + ActiveSupport.send("#{setting}=", value) + end + end + + # Sets +ActionController::Base#view_paths+ and +ActionMailer::Base#template_root+ + # (but only for those frameworks that are to be loaded). If the framework's + # paths have already been set, it is not changed, otherwise it is + # set to use Configuration#view_path. + initializer :initialize_framework_views do + if config.frameworks.include?(:action_view) + view_path = ActionView::PathSet.type_cast(config.view_path, config.cache_classes) + ActionMailer::Base.template_root = view_path if config.frameworks.include?(:action_mailer) && ActionMailer::Base.view_paths.blank? + ActionController::Base.view_paths = view_path if config.frameworks.include?(:action_controller) && ActionController::Base.view_paths.blank? + end + end + + initializer :initialize_metal do + # TODO: Make Rails and metal work without ActionController + if config.frameworks.include?(:action_controller) + Rails::Rack::Metal.requested_metals = config.metals + Rails::Rack::Metal.metal_paths += plugin_loader.engine_metal_paths + + config.middleware.insert_before( + :"ActionDispatch::ParamsParser", + Rails::Rack::Metal, :if => Rails::Rack::Metal.metals.any?) + end + end + + initializer :check_for_unbuilt_gems do + unbuilt_gems = config.gems.select {|gem| gem.frozen? && !gem.built? } + if unbuilt_gems.size > 0 + # don't print if the gems:build rake tasks are being run + unless $gems_build_rake_task + abort <<-end_error + The following gems have native components that need to be built + #{unbuilt_gems.map { |gemm| "#{gemm.name} #{gemm.requirement}" } * "\n "} + + You're running: + ruby #{Gem.ruby_version} at #{Gem.ruby} + rubygems #{Gem::RubyGemsVersion} at #{Gem.path * ', '} + + Run `rake gems:build` to build the unbuilt gems. + end_error + end + end + end + + initializer :load_gems do + unless $gems_rake_task + config.gems.each { |gem| gem.load } + end + end + + # Loads all plugins in <tt>config.plugin_paths</tt>. <tt>plugin_paths</tt> + # defaults to <tt>vendor/plugins</tt> but may also be set to a list of + # paths, such as + # config.plugin_paths = ["#{RAILS_ROOT}/lib/plugins", "#{RAILS_ROOT}/vendor/plugins"] + # + # In the default implementation, as each plugin discovered in <tt>plugin_paths</tt> is initialized: + # * its +lib+ directory, if present, is added to the load path (immediately after the applications lib directory) + # * <tt>init.rb</tt> is evaluated, if present + # + # After all plugins are loaded, duplicates are removed from the load path. + # If an array of plugin names is specified in config.plugins, only those plugins will be loaded + # and they plugins will be loaded in that order. Otherwise, plugins are loaded in alphabetical + # order. + # + # if config.plugins ends contains :all then the named plugins will be loaded in the given order and all other + # plugins will be loaded in alphabetical order + initializer :load_plugins do + plugin_loader.load_plugins + end + + # TODO: Figure out if this needs to run a second time + # load_gems + + initializer :check_gem_dependencies do + unloaded_gems = config.gems.reject { |g| g.loaded? } + if unloaded_gems.size > 0 + configuration.gems_dependencies_loaded = false + # don't print if the gems rake tasks are being run + unless $gems_rake_task + abort <<-end_error + Missing these required gems: + #{unloaded_gems.map { |gemm| "#{gemm.name} #{gemm.requirement}" } * "\n "} + + You're running: + ruby #{Gem.ruby_version} at #{Gem.ruby} + rubygems #{Gem::RubyGemsVersion} at #{Gem.path * ', '} + + Run `rake gems:install` to install the missing gems. + end_error + end + else + configuration.gems_dependencies_loaded = true + end + end + + # # bail out if gems are missing - note that check_gem_dependencies will have + # # already called abort() unless $gems_rake_task is set + # return unless gems_dependencies_loaded + + initializer :load_application_initializers do + if config.gems_dependencies_loaded + Dir["#{configuration.root_path}/config/initializers/**/*.rb"].sort.each do |initializer| + load(initializer) + end + end + end + + # Fires the user-supplied after_initialize block (Configuration#after_initialize) + initializer :after_initialize do + if config.gems_dependencies_loaded + configuration.after_initialize_blocks.each do |block| + block.call + end + end + end + + # # Setup database middleware after initializers have run + initializer :initialize_database_middleware do + if configuration.frameworks.include?(:active_record) + if configuration.frameworks.include?(:action_controller) && ActionController::Base.session_store && + ActionController::Base.session_store.name == 'ActiveRecord::SessionStore' + configuration.middleware.insert_before :"ActiveRecord::SessionStore", ActiveRecord::ConnectionAdapters::ConnectionManagement + configuration.middleware.insert_before :"ActiveRecord::SessionStore", ActiveRecord::QueryCache + else + configuration.middleware.use ActiveRecord::ConnectionAdapters::ConnectionManagement + configuration.middleware.use ActiveRecord::QueryCache + end + end + end + + # TODO: Make a DSL way to limit an initializer to a particular framework + + # # Prepare dispatcher callbacks and run 'prepare' callbacks + initializer :prepare_dispatcher do + next unless configuration.frameworks.include?(:action_controller) + require 'rails/dispatcher' unless defined?(::Dispatcher) + Dispatcher.define_dispatcher_callbacks(configuration.cache_classes) + end + + # Routing must be initialized after plugins to allow the former to extend the routes + # --- + # If Action Controller is not one of the loaded frameworks (Configuration#frameworks) + # this does nothing. Otherwise, it loads the routing definitions and sets up + # loading module used to lazily load controllers (Configuration#controller_paths). + initializer :initialize_routing do + next unless configuration.frameworks.include?(:action_controller) + + ActionController::Routing.controller_paths += configuration.controller_paths + ActionController::Routing::Routes.add_configuration_file(configuration.routes_configuration_file) + ActionController::Routing::Routes.reload! + end + # + # # Observers are loaded after plugins in case Observers or observed models are modified by plugins. + initializer :load_observers do + if config.gems_dependencies_loaded && configuration.frameworks.include?(:active_record) + ActiveRecord::Base.instantiate_observers + end + end + + # Eager load application classes + initializer :load_application_classes do + next if $rails_rake_task + + if configuration.cache_classes + configuration.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 configuration.cache_classes && !configuration.dependency_loading + ActiveSupport::Dependencies.unhook! + end + end + + # Configure generators if they were already loaded + # === + # TODO: Does this need to be an initializer here? + initializer :initialize_generators do + if defined?(Rails::Generators) + Rails::Generators.no_color! unless config.generators.colorize_logging + Rails::Generators.aliases.deep_merge! config.generators.aliases + Rails::Generators.options.deep_merge! config.generators.options + end + end end end diff --git a/railties/lib/rails/core.rb b/railties/lib/rails/core.rb index 4be90de792..929c38bd22 100644 --- a/railties/lib/rails/core.rb +++ b/railties/lib/rails/core.rb @@ -15,11 +15,7 @@ module Rails # The Configuration instance used to configure the Rails environment def configuration - @@configuration - end - - def configuration=(configuration) - @@configuration = configuration + application.configuration end def initialized? diff --git a/railties/lib/rails/initializer.rb b/railties/lib/rails/initializer.rb index eb24707ed9..f7c3774450 100644 --- a/railties/lib/rails/initializer.rb +++ b/railties/lib/rails/initializer.rb @@ -15,308 +15,14 @@ RAILS_ENV = (ENV['RAILS_ENV'] || 'development').dup unless defined?(RAILS_ENV) module Rails class Initializer class Error < StandardError ; end - - class Base - class << self - def run(&blk) - define_method(:run, &blk) - end - - def config=(config) - @@config = config - end - - def config - @@config || Configuration.new - end - alias configuration config - - def gems_dependencies_loaded - config.gems_dependencies_loaded - end - - def plugin_loader - @plugin_loader ||= configuration.plugin_loader.new(self) - end - end - - def gems_dependencies_loaded - self.class.gems_dependencies_loaded - end - - def plugin_loader - self.class.plugin_loader - end - end - - class Runner - - attr_reader :names, :initializers - attr_accessor :config - alias configuration config - - def initialize(parent = nil) - @names = parent ? parent.names.dup : {} - @initializers = parent ? parent.initializers.dup : [] - end - - def add(name, options = {}, &block) - # If :before or :after is specified, set the index to the right spot - if other = options[:before] || options[:after] - raise Error, "The #{other.inspect} initializer does not exist" unless @names[other] - index = @initializers.index(@names[other]) - index += 1 if options[:after] - end - - @initializers.insert(index || -1, block) - @names[name] = block - end - - def delete(name) - @names[name].tap do |initializer| - @initializers.delete(initializer) - @names.delete(name) - end - end - - def run_initializer(initializer) - init_block = initializer.is_a?(Proc) ? initializer : @names[initializer] - container = Class.new(Base, &init_block).new - container.run if container.respond_to?(:run) - end - - def run(initializer = nil) - Rails.configuration = Base.config = @config - - if initializer - run_initializer(initializer) - else - @initializers.each {|block| run_initializer(block) } - end - end - end - - def self.default - @default ||= Runner.new - end - def self.run(initializer = nil, config = nil) - # TODO: Clean this all up if initializer - default.config = config - default.run(initializer) + # Deprecated else Rails.application = Class.new(Application) yield Rails.application.config if block_given? - # Trigger the initializer Rails.application.new - default.config = Rails.application.config - default.run - end - end - end - - # Initializes framework-specific settings for each of the loaded frameworks - # (Configuration#frameworks). The available settings map to the accessors - # on each of the corresponding Base classes. - Initializer.default.add :initialize_framework_settings do - configuration.frameworks.each do |framework| - base_class = framework.to_s.camelize.constantize.const_get("Base") - - configuration.send(framework).each do |setting, value| - base_class.send("#{setting}=", value) end end - configuration.active_support.each do |setting, value| - ActiveSupport.send("#{setting}=", value) - end - end - - # Sets +ActionController::Base#view_paths+ and +ActionMailer::Base#template_root+ - # (but only for those frameworks that are to be loaded). If the framework's - # paths have already been set, it is not changed, otherwise it is - # set to use Configuration#view_path. - Initializer.default.add :initialize_framework_views do - if configuration.frameworks.include?(:action_view) - view_path = ActionView::PathSet.type_cast(configuration.view_path) - ActionMailer::Base.template_root = view_path if configuration.frameworks.include?(:action_mailer) && ActionMailer::Base.view_paths.blank? - ActionController::Base.view_paths = view_path if configuration.frameworks.include?(:action_controller) && ActionController::Base.view_paths.blank? - end - end - - Initializer.default.add :initialize_metal do - # TODO: Make Rails and metal work without ActionController - if configuration.frameworks.include?(:action_controller) - Rails::Rack::Metal.requested_metals = configuration.metals - Rails::Rack::Metal.metal_paths += plugin_loader.engine_metal_paths - - configuration.middleware.insert_before( - :"ActionDispatch::ParamsParser", - Rails::Rack::Metal, :if => Rails::Rack::Metal.metals.any?) - end - end - - Initializer.default.add :check_for_unbuilt_gems do - unbuilt_gems = config.gems.select {|gem| gem.frozen? && !gem.built? } - if unbuilt_gems.size > 0 - # don't print if the gems:build rake tasks are being run - unless $gems_build_rake_task - abort <<-end_error -The following gems have native components that need to be built -#{unbuilt_gems.map { |gemm| "#{gemm.name} #{gemm.requirement}" } * "\n "} - -You're running: -ruby #{Gem.ruby_version} at #{Gem.ruby} -rubygems #{Gem::RubyGemsVersion} at #{Gem.path * ', '} - -Run `rake gems:build` to build the unbuilt gems. - end_error - end - end - end - - Initializer.default.add :load_gems do - unless $gems_rake_task - config.gems.each { |gem| gem.load } - end - end - - # Loads all plugins in <tt>config.plugin_paths</tt>. <tt>plugin_paths</tt> - # defaults to <tt>vendor/plugins</tt> but may also be set to a list of - # paths, such as - # config.plugin_paths = ["#{RAILS_ROOT}/lib/plugins", "#{RAILS_ROOT}/vendor/plugins"] - # - # In the default implementation, as each plugin discovered in <tt>plugin_paths</tt> is initialized: - # * its +lib+ directory, if present, is added to the load path (immediately after the applications lib directory) - # * <tt>init.rb</tt> is evaluated, if present - # - # After all plugins are loaded, duplicates are removed from the load path. - # If an array of plugin names is specified in config.plugins, only those plugins will be loaded - # and they plugins will be loaded in that order. Otherwise, plugins are loaded in alphabetical - # order. - # - # if config.plugins ends contains :all then the named plugins will be loaded in the given order and all other - # plugins will be loaded in alphabetical order - Initializer.default.add :load_plugins do - plugin_loader.load_plugins - end - - # TODO: Figure out if this needs to run a second time - # load_gems - - Initializer.default.add :check_gem_dependencies do - unloaded_gems = config.gems.reject { |g| g.loaded? } - if unloaded_gems.size > 0 - configuration.gems_dependencies_loaded = false - # don't print if the gems rake tasks are being run - unless $gems_rake_task - abort <<-end_error -Missing these required gems: -#{unloaded_gems.map { |gemm| "#{gemm.name} #{gemm.requirement}" } * "\n "} - -You're running: -ruby #{Gem.ruby_version} at #{Gem.ruby} -rubygems #{Gem::RubyGemsVersion} at #{Gem.path * ', '} - -Run `rake gems:install` to install the missing gems. - end_error - end - else - configuration.gems_dependencies_loaded = true - end - end - - # # bail out if gems are missing - note that check_gem_dependencies will have - # # already called abort() unless $gems_rake_task is set - # return unless gems_dependencies_loaded - - Initializer.default.add :load_application_initializers do - if gems_dependencies_loaded - Dir["#{configuration.root_path}/config/initializers/**/*.rb"].sort.each do |initializer| - load(initializer) - end - end - end - - # Fires the user-supplied after_initialize block (Configuration#after_initialize) - Initializer.default.add :after_initialize do - if gems_dependencies_loaded - configuration.after_initialize_blocks.each do |block| - block.call - end - end - end - - # # Setup database middleware after initializers have run - Initializer.default.add :initialize_database_middleware do - if configuration.frameworks.include?(:active_record) - if configuration.frameworks.include?(:action_controller) && ActionController::Base.session_store && - ActionController::Base.session_store.name == 'ActiveRecord::SessionStore' - configuration.middleware.insert_before :"ActiveRecord::SessionStore", ActiveRecord::ConnectionAdapters::ConnectionManagement - configuration.middleware.insert_before :"ActiveRecord::SessionStore", ActiveRecord::QueryCache - else - configuration.middleware.use ActiveRecord::ConnectionAdapters::ConnectionManagement - configuration.middleware.use ActiveRecord::QueryCache - end - end - end - - # TODO: Make a DSL way to limit an initializer to a particular framework - - # # Prepare dispatcher callbacks and run 'prepare' callbacks - Initializer.default.add :prepare_dispatcher do - next unless configuration.frameworks.include?(:action_controller) - require 'rails/dispatcher' unless defined?(::Dispatcher) - Dispatcher.define_dispatcher_callbacks(configuration.cache_classes) - end - - # Routing must be initialized after plugins to allow the former to extend the routes - # --- - # If Action Controller is not one of the loaded frameworks (Configuration#frameworks) - # this does nothing. Otherwise, it loads the routing definitions and sets up - # loading module used to lazily load controllers (Configuration#controller_paths). - Initializer.default.add :initialize_routing do - next unless configuration.frameworks.include?(:action_controller) - - ActionController::Routing.controller_paths += configuration.controller_paths - ActionController::Routing::Routes.add_configuration_file(configuration.routes_configuration_file) - ActionController::Routing::Routes.reload! - end - # - # # Observers are loaded after plugins in case Observers or observed models are modified by plugins. - Initializer.default.add :load_observers do - if gems_dependencies_loaded && configuration.frameworks.include?(:active_record) - ActiveRecord::Base.instantiate_observers - end - end - - # Eager load application classes - Initializer.default.add :load_application_classes do - next if $rails_rake_task - - if configuration.cache_classes - configuration.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.default.add :disable_dependency_loading do - if configuration.cache_classes && !configuration.dependency_loading - ActiveSupport::Dependencies.unhook! - end - end - - # Configure generators if they were already loaded - Initializer.default.add :initialize_generators do - if defined?(Rails::Generators) - Rails::Generators.no_color! unless config.generators.colorize_logging - Rails::Generators.aliases.deep_merge! config.generators.aliases - Rails::Generators.options.deep_merge! config.generators.options - end end end |