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require 'rails/initializable'
require 'rails/configuration'
require 'active_support/inflector'
module Rails
class Railtie
autoload :Configurable, "rails/railtie/configurable"
autoload :Configuration, "rails/railtie/configuration"
include Initializable
ABSTRACT_RAILTIES = %w(Rails::Railtie Rails::Plugin Rails::Engine Rails::Application)
RAILTIES_TYPES = ABSTRACT_RAILTIES.map { |r| r.split('::').last }
class << self
def subclasses
@subclasses ||= []
end
def inherited(base)
unless base.abstract_railtie?
base.send(:include, self::Configurable)
subclasses << base
end
end
def railtie_name(railtie_name = nil)
@railtie_name = railtie_name if railtie_name
@railtie_name ||= default_name
end
def railtie_names
subclasses.map { |p| p.railtie_name }
end
def log_subscriber(log_subscriber)
Rails::LogSubscriber.add(railtie_name, log_subscriber)
end
def rake_tasks(&blk)
@rake_tasks ||= []
@rake_tasks << blk if blk
@rake_tasks
end
def generators(&blk)
@generators ||= []
@generators << blk if blk
@generators
end
def abstract_railtie?
ABSTRACT_RAILTIES.include?(name)
end
protected
def default_name
namespaces = name.split("::")
namespaces.pop if RAILTIES_TYPES.include?(namespaces.last)
ActiveSupport::Inflector.underscore(namespaces.last).to_sym
end
end
def rake_tasks
self.class.rake_tasks
end
def generators
self.class.generators
end
def load_tasks
rake_tasks.each { |blk| blk.call }
end
def load_generators
generators.each { |blk| blk.call }
end
end
end
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