Silverstripe DataObject Extensions Module

Introduction

A SilverStripe module which adds additional template functions and methods on data objects and pages

Requirements

• SilverStripe 2.4

Installation

• Put the module into your SilverStripe installation

Methods

Adds the following methods to your SiteTree pages:

• ChildrenOfType(NewsPage,NewsHolder,...)
• AllChildrenOfType(NewsPage,NewsHolder,...)
• Siblings
• SiblingsAndCurrent
• AllSiblings
• AllSiblingsAndCurrent
• TopLevelParent
• NextSibling
• PreviousSibling
• ListClass(4) - (An improvement on FirstLast which adds a start/end class on every nth and n-1th item)

Adds the following methods to your DataObjects pages:

• ListClass(3) - (An improvement on FirstLast which adds a start/end class on every nth and n-1th item)

Usage

A few examples of how to use these controls in your templates:

<% if SiblingsAndCurrent %>
<nav>
  <h2>Siblings</h2>
  <ul>
  <% control SiblingsAndCurrent %>
    <li class="ListClass(4)"><a href="$Link">$MenuTitle</a></li>
  <% end_control %>
  </ul>
</nav>
<% end_if %>

<% control NextSibling %>
  <a class="next" href="$Link">$MenuTitle</a>
<% end_control %>

<div>
  <h2>Red and Blue Pages (but not Yellow Pages!)</h2>
  <ul>
  <% control ChildrenOfType(RedPage,BluePage) %>
    <li class="ListClass(3)"><a href="$Link">$MenuTitle</a></li>
  <% end_control %>
  </ul>
</div>