--- /dev/null
+<?php
+
+/**
+ * XHTML 1.1 Ruby Annotation Module, defines elements that indicate
+ * short runs of text alongside base text for annotation or pronounciation.
+ */
+class HTMLPurifier_HTMLModule_Ruby extends HTMLPurifier_HTMLModule
+{
+
+ /**
+ * @type string
+ */
+ public $name = 'Ruby';
+
+ /**
+ * @param HTMLPurifier_Config $config
+ */
+ public function setup($config)
+ {
+ $this->addElement(
+ 'ruby',
+ 'Inline',
+ 'Custom: ((rb, (rt | (rp, rt, rp))) | (rbc, rtc, rtc?))',
+ 'Common'
+ );
+ $this->addElement('rbc', false, 'Required: rb', 'Common');
+ $this->addElement('rtc', false, 'Required: rt', 'Common');
+ $rb = $this->addElement('rb', false, 'Inline', 'Common');
+ $rb->excludes = array('ruby' => true);
+ $rt = $this->addElement('rt', false, 'Inline', 'Common', array('rbspan' => 'Number'));
+ $rt->excludes = array('ruby' => true);
+ $this->addElement('rp', false, 'Optional: #PCDATA', 'Common');
+ }
+}
+
+// vim: et sw=4 sts=4