<?php

/**
 * Injector that displays the URL of an anchor instead of linking to it, in addition to showing the text of the link.
 */
class HTMLPurifier_Injector_DisplayLinkURI extends HTMLPurifier_Injector {
	/**
	 * @type string
	 */
	public $name = 'DisplayLinkURI';
	
	/**
	 * @type array
	 */
	public $needed = array (
			'a' 
	);
	
	/**
	 *
	 * @param
	 *        	$token
	 */
	public function handleElement(&$token) {
	}
	
	/**
	 *
	 * @param HTMLPurifier_Token $token        	
	 */
	public function handleEnd(&$token) {
		if (isset ( $token->start->attr ['href'] )) {
			$url = $token->start->attr ['href'];
			unset ( $token->start->attr ['href'] );
			$token = array (
					$token,
					new HTMLPurifier_Token_Text ( " ($url)" ) 
			);
		} else {
			// nothing to display
		}
	}
}

// vim: et sw=4 sts=4