diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Gdata/Spreadsheets/Extension/Custom.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Gdata/Spreadsheets/Extension/Custom.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,100 @@
+<?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 Spreadsheets
+ * @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: Custom.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @see Zend_Gdata_Entry
+ */
+require_once 'Zend/Gdata/Entry.php';
+
+/**
+ * @see Zend_Gdata_Extension
+ */
+require_once 'Zend/Gdata/Extension.php';
+
+
+/**
+ * Concrete class for working with custom gsx elements.
+ *
+ * @category   Zend
+ * @package    Zend_Gdata
+ * @subpackage Spreadsheets
+ * @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_Spreadsheets_Extension_Custom extends Zend_Gdata_Extension
+{
+    // custom elements have custom names.
+    protected $_rootElement = null; // The name of the column
+    protected $_rootNamespace = 'gsx';
+
+    /**
+     * Constructs a new Zend_Gdata_Spreadsheets_Extension_Custom object.
+     * @param string $column (optional) The column/tag name of the element.
+     * @param string $value (optional) The text content of the element.
+     */
+    public function __construct($column = null, $value = null)
+    {
+        $this->registerAllNamespaces(Zend_Gdata_Spreadsheets::$namespaces);
+        parent::__construct();
+        $this->_text = $value;
+        $this->_rootElement = $column;
+    }
+
+    public function getDOM($doc = null, $majorVersion = 1, $minorVersion = null)
+    {
+        $element = parent::getDOM($doc, $majorVersion, $minorVersion);
+        return $element;
+    }
+
+    /**
+     * Transfers each child and attribute into member variables.
+     * This is called when XML is received over the wire and the data
+     * model needs to be built to represent this XML.
+     *
+     * @param DOMNode $node The DOMNode that represents this object's data
+     */
+    public function transferFromDOM($node)
+    {
+        parent::transferFromDOM($node);
+        $this->_rootElement = $node->localName;
+    }
+
+    /**
+     * Sets the column/tag name of the element.
+     * @param string $column The new column name.
+     */
+    public function setColumnName($column)
+    {
+        $this->_rootElement = $column;
+        return $this;
+    }
+
+    /**
+     * Gets the column name of the element
+     * @return string The column name.
+     */
+    public function getColumnName()
+    {
+        return $this->_rootElement;
+    }
+
+}