softwaregravy

class CustomJob 

  def before(job)
    Delayed::Context.set(:handler, job.handler)
    Delayed::Context.set(:attempt, job.attempts + 1)
    Delayed::Context.set(:last_error, job.last_error) if job.last_error
  end  
  
  def after(job)
    Delayed::Context.clear

softwaregravy

add_index :table, :column, :unique => true
remove_index :table, :column

softwaregravy

require 'uuidtools'

softwaregravy

<%= form_tag(search_path, :method => "get") do %>
  <%= label_tag(:q, "Search for:") %>
  <%= text_field_tag(:q) %>
  <%= submit_tag("Search") %>
<% end %>

# from http://guides.rubyonrails.org/form_helpers.html

softwaregravy

  state_machine do 
    state :email, :exit => lambda {|reg| reg.errors.clear }
    state :age, :exit => lambda {|reg| reg.errors.clear }
    state :complete, :enter => :register_user 

    event :next do 
      transitions :from => :email, :to => :age, :guard => :guard_to_age
      transitions :from => :age, :to => :complete, :guard => :guard_to_complete
      # do not allow complete => complete
    end 

softwaregravy

  def update 
    @registration = Registration.find(params[:id])
    redirect_to users_path(@registration.user_id) and return if @registration.state == 'complete' 

    if @registration.update_attributes(params[:registration])
      if @registration.next! 
        if @registration.state == 'complete' 
          #can only reach this block on first completion -- or next will have failed
          sign_in(:user, @registration.user)
          redirect_to user_show_path and return 

softwaregravy

  def register_user 
    password = User.send(:generate_token, 'encrypted_password').slice(0, 6)
    user = User.create!(:name => name, :email => email, :age => age, 
                            :password => password, :password_confirmation => password)
    Notifications.signup(user, password).deliver
    self.user = user
    self.save!
  end 

softwaregravy

  def require_email
    errors.add(:email, "Email is required") unless email.present?
    if email.present?
      errors.add(:email, "Email is already taken") if email_in_use?(email)
    end 
    errors.empty?
  end 

softwaregravy

namespace :path1 do 
  resources :my_resource 
end 

softwaregravy

scope :path1, :as => 'path1' do 
  constraints(SubdomainConstraints) do 
    resources :my_resource
  end 
end