Railties @ GuruSC

Carlos Antonio @cantoniodasilva
blog.plataformatec.com.br
RAILTIES
OU
COMO DESENVOLVER
PLUGINS/GEMS PARA RAILS
Sunday, November 6, 11

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$ WHOAMI

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CARLOS ANTONIO DA SILVA
@cantoniodasilva

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BSI NA UNIDAVI - RIO DO SUL
GP NO SENAC - RIO DO SUL/
FLORIANÓPOLIS

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TRABALHO NA

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DEVISE

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SIMPLE_FORM

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RESPONDERS

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Railties
?

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Railties
WTF???
?

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Railties
?
Application
Initialization
Engine
Generators

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Railties
?
Application
Initialization
Engine
Generators
HOOKS

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Railties
?
Hooks
GENERATORS
module FooBar
class Railtie < Rails::Railtie
config.generators.orm = :foo_bar
end
end

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Railties
?
Hooks
RAKE TASKS
module FooBar
rake_tasks do
load 'foo_bar/foo.rake'
end
end
end

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Railties
?
Hooks
INIT
module FooBar
# initialization hooks
config.before_configuration {}
config.before_eager_load {}
config.before_initialize {}
config.after_initialize {}
config.to_prepare {}
end
end

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Railties
?
Hooks
INIT
module FooBar
initializer 'foo_bar.do_whatever' do |app|
puts "I'm initializing!"
# load your stuff here
end
end
end

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?
FRAMEWORK LOADING
ActiveSupport.on_load(:active_record) do
include FooBar::ActiveRecordExtensions
end

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E O QUE EU FAÇO COM
ESSE NEGÓCIO DE
FRAMEWORK LOADING?

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Railties
?
Hooks
INIT
module FooBar
initializer 'foo_bar.do_whatever' do |app|
ActiveSupport.on_load(:active_record) do
include FooBar::ActiveRecordExtensions
end
end
end
end

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EXEMPLO REAL???

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?
module Responders
autoload :FlashResponder, 'responders/flash_responder'
autoload :HttpCacheResponder, 'responders/http_cache_responder'
autoload :CollectionResponder, 'responders/collection_responder'
require 'responders/controller_method'
class Railtie < ::Rails::Railtie
config.responders = ActiveSupport::OrderedOptions.new
config.generators.scaffold_controller = :responders_controller
# Add load paths straight to I18n, so engines and application can overwrite it.
require 'active_support/i18n'
I18n.load_path << File.expand_path('../responders/locales/en.yml', __FILE__)
initializer "responders.flash_responder" do |app|
if app.config.responders.flash_keys
Responders::FlashResponder.flash_keys = app.config.responders.flash_keys
end
end
end
end

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@cantoniodasilva
Obrigado
!
?!

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Railties @ GuruSC

Railties @ GuruSC

Carlos Antonio

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