Implemented new Configuration handling

library/Msd/Registry.php

@@ -0,0 +1,76 @@
+<?php
+/**
+ * This file is part of MySQLDumper released under the GNU/GPL 2 license
+ * http://www.mysqldumper.net
+ *
+ * @package         MySQLDumper
+ * @subpackage      Registry
+ * @version         SVN: $Rev$
+ * @author          $Author$
+ */
+/**
+ * Abstract decorator for form elements of Msd_Form
+ *
+ * @package         MySQLDumper
+ * @subpackage      Registry
+ */
+class Msd_Registry extends Zend_Registry
+{
+    /**
+     * Returns the config instance if it has been registered, returns null otherwise.
+     *
+     * @return Msd_Config|null
+     */
+    public static function getConfig()
+    {
+        if (self::isRegistered('_config')) {
+            return self::get('_config');
+        }
+
+        return null;
+    }
+
+    /**
+     * Register a Msd_Config instance.
+     *
+     * @static
+     *
+     * @param Msd_Config $config Configuration
+     *
+     * @return void
+     */
+    public static function setConfig(Msd_Config $config)
+    {
+        self::set('_config', $config);
+    }
+
+    /**
+     * Returns the dynamic config if it has been registered.
+     *
+     * @static
+     *
+     * @return Msd_Config_Dynamic|null
+     */
+    public static function getDynamicConfig()
+    {
+        if (self::isRegistered('_dynamic')) {
+            return self::get('_dynamic');
+        }
+
+        return null;
+    }
+
+    /**
+     * Registers the dynamic configuration.
+     *
+     * @static
+     *
+     * @param Msd_Config_Dynamic $config Dynamic configuration.
+     *
+     * @return void
+     */
+    public static function setDynamicConfig(Msd_Config_Dynamic $config)
+    {
+        self::set('_dynamic', $config);
+    }
+}