railties @ encontro guru sc (nao apresentado) - 2010.09.18

Carlos Antonio @cantoniodasilvablog.plataformatec.com.br

RAILTIESOU

COMO DESENVOLVER PLUGINS/GEMS PARA RAILS

Sunday, November 6, 11

http://blog.plataformatec.com



$ WHOAMI





CARLOS ANTONIO DA SILVA

@cantoniodasilva





BSI NA UNIDAVI - RIO DO SUL

GP NO SENAC - RIO DO SUL/FLORIANÓPOLIS





TRABALHO NA





DEVISE





SIMPLE_FORM





RESPONDERS





Railties

WTF???





Railties

WTF???WTF???





RailtiesWTF???

Application

Initialization

Engine

Generators





RailtiesWTF???

Application

Initialization

Engine

Generators

HOOKSSunday, November 6, 11




Railties

WTF???

HooksGENERATORS

module FooBar class Railtie < Rails::Railtie

config.generators.orm = :foo_bar

endend





Railties

WTF???

HooksRAKE TASKS


rake_tasks do load 'foo_bar/foo.rake' end

endend





Railties

WTF???

HooksINIT


# initialization hooks config.before_configuration {} config.before_eager_load {} config.before_initialize {} config.after_initialize {} config.to_prepare {}

endend





Railties

WTF???

HooksINIT


initializer 'foo_bar.do_whatever' do |app| puts "I'm initializing!" # load your stuff here end

endend





WTF???

FRAMEWORK LOADING

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





E O QUE EU FAÇO COM ESSE NEGÓCIO DE

FRAMEWORK LOADING?





Railties

WTF???

HooksINIT


initializer 'foo_bar.do_whatever' do |app| ActiveSupport.on_load(:active_record) do include FooBar::ActiveRecordExtensions end end

endend





EXEMPLO REAL???





WTF???

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 endend




@cantoniodasilva

blog.plataformatec.com.br

Obrigado!

?!


http://github.com/plataformatec

http://github.com/plataformatec

railties @ encontro guru sc (nao apresentado) - 2010.09.18

Technology