Agile Web Development with Rails, Edition 4

26.3 Pagination 26.1 Active Merchant

26.2 HAML

edit Gemfile
bundle install
Resolving dependencies...
Using rake (10.0.4) 
Using i18n (0.6.4) 
Using minitest (4.7.3) 
Using multi_json (1.7.2) 
Using atomic (1.1.8) 
Using thread_safe (0.1.0) 
Using tzinfo (0.3.37) 
Using activesupport (4.0.0.beta1) from source at /home/rubys/git/rails 
Using builder (3.1.4) 
Using erubis (2.7.0) 
Using rack (1.5.2) 
Using rack-test (0.6.2) 
Using actionpack (4.0.0.beta1) from source at /home/rubys/git/rails 
Using mime-types (1.23) 
Using polyglot (0.3.3) 
Using treetop (1.4.12) 
Using mail (2.5.3) 
Using actionmailer (4.0.0.beta1) from source at /home/rubys/git/rails 
Using active_utils (1.0.5) 
Using json (1.7.7) 
Using money (5.1.1) 
Using nokogiri (1.5.9) 
Using activemerchant (1.32.1) 
Using activemodel (4.0.0.beta1) from source at /home/rubys/git/rails 
Using activerecord-deprecated_finders (1.0.1) 
Using arel (4.0.0.20130418133826) from source at /home/rubys/git/arel 
Using activerecord (4.0.0.beta1) from source at /home/rubys/git/rails 
Using bcrypt-ruby (3.0.1) 
Using bundler (1.3.5) 
Using highline (1.6.18) 
Using net-ssh (2.6.7) 
Using net-scp (1.1.0) 
Using net-sftp (2.1.1) 
Using net-ssh-gateway (1.2.0) 
Using capistrano (2.15.3) 
Using coffee-script-source (1.6.2) 
Using execjs (1.4.0) 
Using coffee-script (2.2.0) 
Using thor (0.18.1) 
Using railties (4.0.0.beta1) from source at /home/rubys/git/rails 
Using coffee-rails (4.0.0) from source at /home/rubys/git/coffee-rails 
Using tilt (1.3.7) 
Using haml (4.0.2) 
Using hike (1.2.2) 
Using jbuilder (1.0.2) 
Using jquery-rails (2.2.1) 
Using mysql2 (0.3.11) 
Using sprockets (2.9.3) 
Using sprockets-rails (2.0.0.rc4) from source at /home/rubys/git/sprockets-rails 
Using rails (4.0.0.beta1) from source at /home/rubys/git/rails 
Using rdoc (3.12.2) 
Using rvm-capistrano (1.3.0) 
Using sass (3.2.8) 
Using sass-rails (4.0.0.rc1) from source at /home/rubys/git/sass-rails 
Using sdoc (0.3.20) 
Using sqlite3 (1.3.7) 
Using turbolinks (1.1.1) 
Using uglifier (2.0.1) 
Your bundle is complete!
Use `bundle show [gemname]` to see where a bundled gem is installed.
rails runner "require 'haml'"

Restart the server.

cat app/views/store/index.html.erb
<% if notice %>
<p id="notice"><%= notice %></p>
<% end %>
 
<h1><%= t('.title_html') %></h1>
 
<% cache ['store', Product.latest] do %>
  <% @products.each do |product| %>
    <% cache ['entry', product] do %>
      <div class="entry">
        <%= image_tag(product.image_url) %>
        <h3><%= product.title %></h3>
        <%= sanitize(product.description) %>
        <div class="price_line">
          <span class="price"><%= number_to_currency(product.price) %></span>
          <%= button_to t('.add_html'), line_items_path(product_id: product),
            remote: true %>
        </div>
      </div>
    <% end %>
  <% end %>
<% end %>
rm app/views/store/index.html.erb
edit app/views/store/index.html.haml
- if notice
  %p#notice= notice
 
%h1= t('.title_html')
 
- cache ['store', Product.latest] do
  - @products.each do |product|
    - cache ['entry', product] do
      .entry
        = image_tag(product.image_url)
        %h3= product.title
        = sanitize(product.description)
        .price_line
          %span.price= number_to_currency(product.price)
          = button_to t('.add_html'), line_items_path(product_id: product),
            remote: true
get /

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26.3 Pagination 26.1 Active Merchant