44 lines
1.1 KiB
Ruby
44 lines
1.1 KiB
Ruby
|
#---
|
||
|
|
# Excerpted from "Agile Web Development with Rails",
|
||
|
|
# published by The Pragmatic Bookshelf.
|
||
|
|
# Copyrights apply to this code. It may not be used to create training material,
|
||
|
|
# courses, books, articles, and the like. Contact us if you are in doubt.
|
||
|
|
# We make no guarantees that this code is fit for any purpose.
|
||
|
|
# Visit http://www.pragmaticprogrammer.com/titles/rails4 for more book information.
|
||
|
|
#---
|
||
|
|
require 'builder'
|
||
|
|
require 'active_record'
|
||
|
|
|
||
|
|
ActiveRecord::Base.establish_connection(
|
||
|
|
adapter: 'sqlite3',
|
||
|
|
database: 'db/development.sqlite3')
|
||
|
|
|
||
|
|
class Product < ActiveRecord::Base
|
||
|
|
end
|
||
|
|
|
||
|
|
class StoreApp
|
||
|
|
def call(env)
|
||
|
|
x = Builder::XmlMarkup.new :indent=>2
|
||
|
|
|
||
|
|
x.declare! :DOCTYPE, :html
|
||
|
|
x.html do
|
||
|
|
x.head do
|
||
|
|
x.title 'Pragmatic Bookshelf'
|
||
|
|
end
|
||
|
|
x.body do
|
||
|
|
x.h1 'Pragmatic Bookshelf'
|
||
|
|
|
||
|
|
Product.all.each do |product|
|
||
|
|
x.h2 product.title
|
||
|
|
x << " #{product.description}\n"
|
||
|
|
x.p product.price
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
response = Rack::Response.new(x.target!)
|
||
|
|
response['Content-Type'] = 'text/html'
|
||
|
|
response.finish
|
||
|
|
end
|
||
|
|
end
|