romansklenar

<?php


/**
 * The Inflector transforms words from singular to plural, class names to table names, modularized class names to ones without, and class names to foreign keys.
 * This solution is partitionaly based on Ruby on Rails ActiveSupport::Inflector (c) David Heinemeier Hansson. (http://rubyonrails.org), MIT license
 * @see http://api.rubyonrails.org/classes/Inflector.html
 *
 * @author     Roman Sklenář
 * @copyright  Copyright (c) 2009 Roman Sklenář (http://romansklenar.cz)

romansklenar

<?php


/**
 * Provide very simple abstraction above database row (DibiRow replacement)
 *
 * @author     Roman Sklenář
 * @copyright  Copyright (c) 2009 Roman Sklenář (http://romansklenar.cz)
 * @license    New BSD License
 * @version    0.1

romansklenar

<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

romansklenar

romansklenar

class String

  def to_bool
    case 
    when self == true || self =~ /^(true|t|yes|y|1)$/i
      true
    when self == false || self.blank? || self =~ /^(false|f|no|n|0)$/i
      false
    else
      raise ArgumentError.new "invalid value for Boolean: '#{self}'"

romansklenar

# Unobtrusive RESTful dynamic/dependent select menus for Ruby on Rails 3 and jQuery
#
# USAGE (with Formtastic):
#
# match   = form.object
# seasons = Season.all
# rounds  = match.season.nil? ? Array.new : match.season.rounds
#
# form.input :season, :as => :select, :collection => seasons, :include_blank => false, :prompt => true, :input_html => { :id => :season_id }
# form.input :round,  :as => :select, :collection => rounds,  :include_blank => false, :prompt => true, :input_html => { :id => :round_id,

romansklenar

class Foo < ActiveRecord::Base
  attr_accessor :timestamp_control

  after_initialize { self.timestamp_control ||= Time.zone.now }
  
  before_validation :overwrite_check
  
  def overwrite_check
    errors[:base] << I18n.t('errors.messages.overwritten') if updated_at > timestamp_control
  end

romansklenar

Killing Rails observers

• decreases startup time by not loading all your models
• makes it possible to preload config/environment.rb and still test models -> spin/zeus
• makes dependencies obvious
• replaces ActiveRecord magic with ruby
• makes your app Rails 4 ready

Before

romansklenar

require 'open-uri'
require 'roo'

apple = Company.create! do |company|
  company.name = "Apple Inc."
  company.code = "AAPL"
  company.messages_url = "http://finance.yahoo.com/rss/headline?s=#{company.code}"
  company.stocks_url = "http://ichart.finance.yahoo.com/table.csv?s=#{company.code}"
end

romansklenar

# company_names = (1..15).map { Faker::Company.name }
company_names = %w[Design Marketing Branding Stores Mobile Desktop Software Hardware] # departments
data = (1..500).map do
  [ company_names.sample,
    name = Faker::Name.name,
    Faker::Internet.free_email(name.parameterize),
    Faker::Internet.user_name(name.parameterize),
    SecureRandom.urlsafe_base64(10).gsub('-', '') ]
end