tkawa

class SubscriptionsController < ApplicationController
  before_filter :authenticate_user!

  def show
    @page_css = 'user'
    @subscription = current_user.active_subscription
    @upcoming = current_user.upcoming_subscription
    @latest = current_user.latest_valid_subscription
  end

tkawa

# skip validates (summary)
class SomeModel < ParentModel # < ActiveRecord::Base
  _callback = _validate_callbacks.find {|c|
    c.raw_filter.is_a?(ActiveModel::Validations::InclusionValidator) && # class name
    c.raw_filter.instance_variable_get(:@attributes).try(:include?, :attribute_name) }
  skip_callback(:validate, _callback.kind, _callback.filter)

end

tkawa

class GroupsController < AppController
  resources_path 'users/groups', 'my/groups'

  def index
  end

  def show
  end

  def update

tkawa

// ==UserScript==
// @name        Hatebu Mix Twitter Comment
// @namespace   http://www.4bit.net/
// @include     http://b.hatena.ne.jp/entry/*
// @description はてブのコメントリストにTwitterコメントを合成表示
// @author      tkawa
// @version     1
// ==/UserScript==

(function(d, func) {

tkawa

# config/initializers/i18n_exception_handler.rb
I18n.exception_handler = ->(exception, locale, key, options) do
  if exception.is_a?(I18n::MissingTranslation)
    Rails.logger.warn exception.message if Rails.env.development?
    key.to_s.split('.').last.humanize
  else
    raise exception
  end
end

tkawa

-# クエリパラメータもform_forと同じように書ける
= filter_form do |f|
  = f.label :date
  = f.text_field :date
  = f.label :q
  = f.search_field :q
  = f.button

tkawa

class User < ActiveRecord::Base
  def postal_code1
    postal_code.split('-', 2).first || ''
  end
  def postal_code2
    postal_code.split('-', 2).second || ''
  end
  def postal_code1=(value)
    splitted = postal_code.split('-', 2)
    splitted[0] = value

tkawa

# config/routes.rb
# question and answers that the user has
#   /users/:user_id/questions
#   /users/:user_id/answers

resources :users do
  resources :questions
  resources :answers
end

tkawa

source 'https://rubygems.org'

gem 'curb'
gem 'nokogiri'
gem 'addressable'

tkawa

class FilterParams < ActionController::Parameters
  include ActiveModel::Model

  validates :date, format: /\A\d{4}-\d{2}-\d{2}\Z/
  validates :q,    length: { maximum: 20 }

  def initialize(params = {})
    params.reverse_merge!(per: '10')
    super(params)
  end