diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Markup/Renderer/Html/Url.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Markup/Renderer/Html/Url.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,77 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Markup
+ * @subpackage Renderer_Html
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Url.php 20663 2010-01-26 18:45:18Z kokx $
+ */
+
+/**
+ * @see Zend_Markup_Renderer_Html
+ */
+require_once 'Zend/Markup/Renderer/Html.php';
+/**
+ * @see Zend_Markup_Renderer_Html_HtmlAbstract
+ */
+require_once 'Zend/Markup/Renderer/Html/HtmlAbstract.php';
+
+/**
+ * Tag interface
+ *
+ * @category   Zend
+ * @package    Zend_Markup
+ * @subpackage Renderer_Html
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Markup_Renderer_Html_Url extends Zend_Markup_Renderer_Html_HtmlAbstract
+{
+
+    /**
+     * Convert the token
+     *
+     * @param Zend_Markup_Token $token
+     * @param string $text
+     *
+     * @return string
+     */
+    public function convert(Zend_Markup_Token $token, $text)
+    {
+        if ($token->hasAttribute('url')) {
+            $uri = $token->getAttribute('url');
+        } else {
+            $uri = $text;
+        }
+
+        if (!preg_match('/^([a-z][a-z+\-.]*):/i', $uri)) {
+            $uri = 'http://' . $uri;
+        }
+
+        // check if the URL is valid
+        if (!Zend_Markup_Renderer_Html::isValidUri($uri)) {
+            return $text;
+        }
+
+        $attributes = Zend_Markup_Renderer_Html::renderAttributes($token);
+
+        // run the URI through htmlentities
+        $uri = htmlentities($uri, ENT_QUOTES, Zend_Markup_Renderer_Html::getEncoding());
+
+        return "<a href=\"{$uri}\"{$attributes}>{$text}</a>";
+    }
+
+}