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Contents
# See: http://edgeapi.rubyonrails.org/classes/Rails/Engine.html
# Any Rails::Engine is also a Rails::Railtie, so the same methods (like rake_tasks and generators) and configuration available in the latter can also be used in the former.
require 'r3_plugin_toolbox/railtie'
def make_engine module_name
eval %{
module #{module_name}
class Engine < ::Rails::Engine
extend ::Rails3::Engine::Assist
end
end
}
end
module Rails3
class Engine < ::Rails3::Plugin
attr_reader :name
def initialize name, &block
@name = name
module_name = name.to_s.camelize
make_engine module_name
engine = "#{module_name}::Engine".constantize
if block
block.arity < 1 ? engine.instance_eval(&block) : block.call(engine)
end
end
module Assist
include ::Rails3::Plugin::Assist
[:autoload, :eagerload].each do |name|
class_eval %{
def add_#{name}_paths path
config.#{name}_paths << path
end
}
end
[:controllers, :helpers, :models, :views].each do |name|
class_eval %{
def add_#{name}_dir path
paths.app.#{name} << path
end
}
end
[:initializers, :locales, :routes].each do |name|
class_eval %{
def add_#{name}_dir path
paths.config.#{name} << path
end
}
end
def add_tasks_dir path
paths.lib.tasks << path
end
end
end
end
# Example
# class MyEngine < Rails::Engine
# # Add a load path for this specific Engine
# config.autoload_paths << File.expand_path("../lib/some/path", __FILE__)
#
# initializer "my_engine.add_middleware" do |app|
# app.middleware.use MyEngine::Middleware
# end
# end
Version data entries
13 entries across 13 versions & 1 rubygems