diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Gdata/Extension/Visibility.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Gdata/Extension/Visibility.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,123 @@
+<?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_Gdata
+ * @subpackage Gdata
+ * @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: Visibility.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @see Zend_Gdata_Extension
+ */
+require_once 'Zend/Gdata/Extension.php';
+
+/**
+ * Data model class to represent an entry's visibility
+ *
+ * @category   Zend
+ * @package    Zend_Gdata
+ * @subpackage Gdata
+ * @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_Gdata_Extension_Visibility extends Zend_Gdata_Extension
+{
+
+    protected $_rootElement = 'visibility';
+    protected $_value = null;
+
+    /**
+     * Constructs a new Zend_Gdata_Extension_Visibility object.
+     * @param bool $value (optional) Visibility value as URI.
+     */
+    public function __construct($value = null)
+    {
+        parent::__construct();
+        $this->_value = $value;
+    }
+
+    /**
+     * Retrieves a DOMElement which corresponds to this element and all
+     * child properties.  This is used to build an entry back into a DOM
+     * and eventually XML text for sending to the server upon updates, or
+     * for application storage/persistence.
+     *
+     * @param DOMDocument $doc The DOMDocument used to construct DOMElements
+     * @return DOMElement The DOMElement representing this element and all
+     * child properties.
+     */
+    public function getDOM($doc = null, $majorVersion = 1, $minorVersion = null)
+    {
+        $element = parent::getDOM($doc, $majorVersion, $minorVersion);
+        if ($this->_value !== null) {
+            $element->setAttribute('value', $this->_value);
+        }
+        return $element;
+    }
+
+    /**
+     * Given a DOMNode representing an attribute, tries to map the data into
+     * instance members.  If no mapping is defined, the name and value are
+     * stored in an array.
+     *
+     * @param DOMNode $attribute The DOMNode attribute needed to be handled
+     */
+    protected function takeAttributeFromDOM($attribute)
+    {
+        switch ($attribute->localName) {
+        case 'value':
+            $this->_value = $attribute->nodeValue;
+            break;
+        default:
+            parent::takeAttributeFromDOM($attribute);
+        }
+    }
+
+    /**
+     * Get the value for this element's Value attribute.
+     *
+     * @return bool The requested attribute.
+     */
+    public function getValue()
+    {
+        return $this->_value;
+    }
+
+    /**
+     * Set the value for this element's Value attribute.
+     *
+     * @param bool $value The desired value for this attribute.
+     * @return Zend_Gdata_Extension_Visibility The element being modified.
+     */
+    public function setValue($value)
+    {
+        $this->_value = $value;
+        return $this;
+    }
+
+    /**
+     * Magic toString method allows using this directly via echo
+     * Works best in PHP >= 4.2.0
+     */
+    public function __toString()
+    {
+        return $this->getValue();
+    }
+
+}
+