diff -r 000000000000 -r 4eba9c11703f web/Zend/Gdata/Photos/PhotoQuery.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Gdata/Photos/PhotoQuery.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,98 @@
+<?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 Photos
+ * @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: PhotoQuery.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @see Zend_Gdata_Gapps_Picasa_AlbumQuery
+ */
+require_once('Zend/Gdata/Photos/AlbumQuery.php');
+
+/**
+ * Assists in constructing queries for comment/tag entries.
+ * Instances of this class can be provided in many places where a URL is
+ * required.
+ *
+ * For information on submitting queries to a server, see the
+ * service class, Zend_Gdata_Photos.
+ *
+ * @category   Zend
+ * @package    Zend_Gdata
+ * @subpackage Photos
+ * @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_Photos_PhotoQuery extends Zend_Gdata_Photos_AlbumQuery
+{
+
+    /**
+     * The ID of the photo to query for.
+     *
+     * @var string
+     */
+    protected $_photoId = null;
+
+    /**
+     * Set the photo ID to query for. When set, this photo's comments/tags
+     * will be returned. If not set or null, the default user's feed will be
+     * returned instead.
+     *
+     * @param string $value The ID of the photo to retrieve, or null to
+     *          clear.
+     */
+     public function setPhotoId($value)
+     {
+         $this->_photoId = $value;
+     }
+
+    /**
+     * Get the photo ID which is to be returned.
+     *
+     * @see setPhoto
+     * @return string The ID of the photo to retrieve.
+     */
+    public function getPhotoId()
+    {
+        return $this->_photoId;
+    }
+
+    /**
+     * Returns the URL generated for this query, based on it's current
+     * parameters.
+     *
+     * @return string A URL generated based on the state of this query.
+     * @throws Zend_Gdata_App_InvalidArgumentException
+     */
+    public function getQueryUrl($incomingUri = '')
+    {
+        $uri = '';
+        if ($this->getPhotoId() !== null) {
+            $uri .= '/photoid/' . $this->getPhotoId();
+        } else {
+            require_once 'Zend/Gdata/App/InvalidArgumentException.php';
+            throw new Zend_Gdata_App_InvalidArgumentException(
+                    'PhotoId cannot be null');
+        }
+        $uri .= $incomingUri;
+        return parent::getQueryUrl($uri);
+    }
+
+}