Implemented new Configuration handling

library/Msd/Config/Dynamic.php

@@ -0,0 +1,67 @@
+<?php
+/**
+ * This file is part of MySQLDumper released under the GNU/GPL 2 license
+ * http://www.mysqldumper.net
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config
+ * @version         SVN: $Rev$
+ * @author          $Author$
+ */
+/**
+ * Class for dynamic (session lifetime) configuration settings.
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config
+ */
+class Msd_Config_Dynamic
+{
+    /**
+     * Instance of Zend_Session_Namespace for session storage.
+     *
+     * @var Zend_Session_Namespace
+     */
+    private $_namespace = null;
+
+    /**
+     * Class constructor.
+     *
+     * @param string $sessionNsName Name of the session namespace.
+     *
+     * @return Msd_Config_Dynamic
+     */
+    public function __construct($sessionNsName = 'Dynamic')
+    {
+        $this->_namespace = new Zend_Session_Namespace($sessionNsName);
+    }
+
+    /**
+     * Retrieves the value of a parameter.
+     *
+     * @param string $name    Name of the parameter.
+     * @param mixed  $default Default value to return, if param isn't set.
+     *
+     * @return mixed
+     */
+    public function getParam($name, $default = null)
+    {
+        if (isset($this->_namespace->$name)) {
+            return $this->_namespace->$name;
+        }
+
+        return $default;
+    }
+
+    /**
+     * Sets a value for the given parameter.
+     *
+     * @param string $name  Name of the parameter.
+     * @param mixed  $value Value for the parameter.
+     *
+     * @return void
+     */
+    public function setParam($name, $value)
+    {
+        $this->_namespace->$name = $value;
+    }
+}