diff -r 000000000000 -r 4eba9c11703f web/Zend/ProgressBar/Adapter.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/ProgressBar/Adapter.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,113 @@
+<?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_ProgressBar
+ * @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: Adapter.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * Abstract class for Zend_ProgressBar_Adapters
+ *
+ * @category  Zend
+ * @package   Zend_ProgressBar
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_ProgressBar_Adapter
+{
+    /**
+     * Option keys to skip when calling setOptions()
+     *
+     * @var array
+     */
+    protected $_skipOptions = array(
+        'options',
+        'config',
+    );
+
+    /**
+     * Create a new adapter
+     *
+     * $options may be either be an array or a Zend_Config object which
+     * specifies adapter related options.
+     *
+     * @param null|array|Zend_Config $options
+     */
+    public function __construct($options = null)
+    {
+        if (is_array($options)) {
+            $this->setOptions($options);
+        } elseif ($options instanceof Zend_Config) {
+            $this->setConfig($options);
+        }
+    }
+
+    /**
+     * Set options via a Zend_Config instance
+     *
+     * @param  Zend_Config $config
+     * @return Zend_ProgressBar_Adapter
+     */
+    public function setConfig(Zend_Config $config)
+    {
+        $this->setOptions($config->toArray());
+
+        return $this;
+    }
+
+    /**
+     * Set options via an array
+     *
+     * @param  array $options
+     * @return Zend_ProgressBar_Adapter
+     */
+    public function setOptions(array $options)
+    {
+        foreach ($options as $key => $value) {
+            if (in_array(strtolower($key), $this->_skipOptions)) {
+                continue;
+            }
+
+            $method = 'set' . ucfirst($key);
+            if (method_exists($this, $method)) {
+                $this->$method($value);
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * Notify the adapter about an update
+     *
+     * @param  float   $current       Current progress value
+     * @param  float   $max           Max progress value
+     * @param  float   $percent       Current percent value
+     * @param  integer $timeTaken     Taken time in seconds
+     * @param  integer $timeRemaining Remaining time in seconds
+     * @param  string  $text          Status text
+     * @return void
+     */
+    abstract public function notify($current, $max, $percent, $timeTaken, $timeRemaining, $text);
+
+    /**
+     * Called when the progress is explicitly finished
+     *
+     * @return void
+     */
+    abstract public function finish();
+}