landing_page.html.erb

<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
  <!-- Indicators -->
  <ol class="carousel-indicators">
    <% @products.each_with_index do |product, i| %>
      <li data-target="#carousel-example-generic" data-slide-to="<%= i %>" class="<%= 'active' if i == 0 %>"></li>
    <% end %>
  </ol>

  <!-- Wrapper for slides -->
  <div class="carousel-inner" role="listbox">
    <% @products.each do |product| %>
	    <div class="item<%= " active" if product == @products.first %>">
	      <%= image_tag(product.image_url) %>
	      <div class="carousel-caption">
	        <p><%= product.name %></p>
	      </div>
	    </div>
	  <% end %>
  </div>

  <!-- Controls -->
  <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
    <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
    <span class="sr-only">Previous</span>
  </a>
  <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
    <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
    <span class="sr-only">Next</span>
  </a>
</div>