From edc44e2f3023bc7bc044ab98402e99ba887bf6a4 Mon Sep 17 00:00:00 2001
From: DSB <admin@mysqldumper.de>
Date: Sat, 4 Aug 2012 10:40:48 +0000
Subject: [PATCH] Implemented new Configuration handling

---
 application/Bootstrap.php                     |  33 ++-
 application/configs/application.ini           |  16 +-
 application/configs/update.ini                |   2 +-
 application/controllers/IndexController.php   |   5 +-
 application/controllers/InstallController.php |  16 +-
 application/views/helpers/GetIcon.php         |   4 +-
 application/views/helpers/GetIconSrc.php      |   4 +-
 application/views/scripts/install/index.phtml |   2 +-
 library/Msd/Auth/Adapter/Ini.php              |  10 +-
 library/Msd/Config.php                        | 193 ++++++++++++++++++
 library/Msd/Config/Dynamic.php                |  67 ++++++
 library/Msd/Config/Exception.php              |  19 ++
 library/Msd/Config/IoHandler/Default.php      | 128 ++++++++++++
 library/Msd/Config/IoHandler/Interface.php    |  51 +++++
 library/Msd/Configuration.php                 |   9 +-
 library/Msd/Ini.php                           | 132 +++++++++---
 library/Msd/Language.php                      |   4 +-
 library/Msd/Log.php                           |  10 +-
 library/Msd/Registry.php                      |  76 +++++++
 library/Msd/User.php                          |  33 ++-
 library/Msd/Version.php                       |   2 +-
 public/index.php                              |  21 +-
 22 files changed, 730 insertions(+), 107 deletions(-)
 create mode 100644 library/Msd/Config.php
 create mode 100644 library/Msd/Config/Dynamic.php
 create mode 100644 library/Msd/Config/Exception.php
 create mode 100644 library/Msd/Config/IoHandler/Default.php
 create mode 100644 library/Msd/Config/IoHandler/Interface.php
 create mode 100644 library/Msd/Registry.php

diff --git a/application/Bootstrap.php b/application/Bootstrap.php
index 4aaf97e..4a0fc85 100644
--- a/application/Bootstrap.php
+++ b/application/Bootstrap.php
@@ -35,15 +35,36 @@ class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
     }
 
     /**
-     *
-     * Set Firebug_logger in registry
+     * Initialize configuration.
      *
      * @return void
      */
-    public function _initFirbugLogger()
+    public function _initConfiguration()
     {
-        $writer = new Zend_Log_Writer_Firebug();
-        $logger = new Zend_Log($writer);
-        Zend_Registry::set('logger', $logger);
+        $dynamicConfig = new Msd_Config_Dynamic();
+        $configFile = $dynamicConfig->getParam('configFile', 'defaultConfig.ini');
+        $config = new Msd_Config(
+            'Default',
+            array('directories' => APPLICATION_PATH . '/configs')
+        );
+        $config->load($configFile);
+        Msd_Registry::setConfig($config);
+
+        Msd_Registry::setDynamicConfig($dynamicConfig);
     }
+
+    /**
+     * Un-quote a string or array
+     *
+     * @param string|array $value The value to strip
+     *
+     * @return string|array
+     */
+    public static function stripslashes_deep($value)
+    {
+        $value = is_array($value) ? array_map('Bootstrap::stripslashes_deep', $value) : stripslashes($value);
+        return $value;
+    }
+
+
 }
diff --git a/application/configs/application.ini b/application/configs/application.ini
index eee54c9..3fe785b 100644
--- a/application/configs/application.ini
+++ b/application/configs/application.ini
@@ -5,19 +5,19 @@ phpSettings.error_reporting = E_ALL
 phpSettings.default_charset = "UTF-8"
 phpSettings.date.timezone = "Europe/Berlin"
 phpSettings.magic_quotes_runtime = 0
-includePaths.library = APPLICATION_PATH "" DS ".." DS "library"
-bootstrap.path = APPLICATION_PATH "" DS "Bootstrap.php"
+includePaths.library = APPLICATION_PATH "/../library"
+bootstrap.path = APPLICATION_PATH "/Bootstrap.php"
 bootstrap.class = "Bootstrap"
 appnamespace = "Application"
-resources.frontController.controllerDirectory = APPLICATION_PATH "" DS "controllers"
-resources.frontController.moduleDirectory = APPLICATION_PATH "" DS "modules"
+resources.frontController.controllerDirectory = APPLICATION_PATH "/controllers"
+resources.frontController.moduleDirectory = APPLICATION_PATH "/modules"
 resources.frontController.params.displayExceptions = 0
-resources.view.basePath = APPLICATION_PATH "" DS "views"
-resources.layout.layoutPath = APPLICATION_PATH "" DS "views" DS "layouts"
-resources.frontController.actionHelperPaths.Msd_Action_Helper = "Msd" DS "Action" DS "Helper" DS
+resources.view.basePath = APPLICATION_PATH "/views"
+resources.layout.layoutPath = APPLICATION_PATH "/views/layouts"
+resources.frontController.actionHelperPaths.Msd_Action_Helper = "Msd/Action/Helper/"
 resources.view.encoding = "UTF-8"
 resources.view.helperPath.ZendX_JQuery_View_Helper = "ZendX/JQuery/View/Helper/"
-resources.view.helperPath.Msd_View_Helper = APPLICATION_PATH "" DS "views" DS "helpers"
+resources.view.helperPath.Msd_View_Helper = APPLICATION_PATH "/views/helpers"
 resources.view.doctype = XHTML1_STRICT
 ; setHelperPath plugin is no longer used, because the paths are set here.
 resources.frontController.plugins.loginCheck = "Application_Plugin_LoginCheck"
diff --git a/application/configs/update.ini b/application/configs/update.ini
index bb0702d..9306ee6 100644
--- a/application/configs/update.ini
+++ b/application/configs/update.ini
@@ -9,4 +9,4 @@ request.params.a      = "get_language_file"
 request.params.v      = ":version"
 request.params.l      = ":language"
 request.sourceFileKey = "f"
-targetBaseDir         = APPLICATION_PATH "" DS "language"
+targetBaseDir         = APPLICATION_PATH "/language"
diff --git a/application/controllers/IndexController.php b/application/controllers/IndexController.php
index aa455c0..b88b240 100644
--- a/application/controllers/IndexController.php
+++ b/application/controllers/IndexController.php
@@ -55,11 +55,10 @@ class IndexController extends Zend_Controller_Action
                 'badversion',
                 'install',
                 'default',
-                array(
-                     'message' => 'L_PHP_VERSION_TOO_OLD'
-                )
+                array('message' => 'L_PHP_VERSION_TOO_OLD')
             );
         }
+
         try {
             $dbo = Msd_Db::getAdapter();
             $data = Msd_File::getLatestBackupInfo();
diff --git a/application/controllers/InstallController.php b/application/controllers/InstallController.php
index 93a0443..5e572c0 100644
--- a/application/controllers/InstallController.php
+++ b/application/controllers/InstallController.php
@@ -108,8 +108,7 @@ class InstallController extends Zend_Controller_Action
             $languagesStatus[$langId] = array(
                 'langName' => $langName,
                 'installed' => file_exists(
-                    APPLICATION_PATH . DS . 'language' .
-                    DS . $langId . DS . 'lang.php'
+                    APPLICATION_PATH . '/language/' . $langId . '/lang.php'
                 )
             );
         }
@@ -197,9 +196,9 @@ class InstallController extends Zend_Controller_Action
                     ->setToken($postData['pass']);
             if ($form->isValid($postData)) {
                 $ini = new Msd_Ini();
-                $ini->set('name', $postData['user'], '0');
-                $ini->set('pass', md5($postData['pass']), '0');
-                $ini->save(APPLICATION_PATH . DS . 'configs' . DS . 'users.ini');
+                $ini->set('name', $postData['user'], 'user');
+                $ini->set('pass', md5($postData['pass']), 'user');
+                $ini->saveFile(APPLICATION_PATH . '/configs/users.ini');
                 $redirectUrl = $this->view->url(array('controller' => 'install', 'action' => 'step4'), null, true);
                 $this->_response->setRedirect($redirectUrl);
             }
@@ -288,8 +287,8 @@ class InstallController extends Zend_Controller_Action
         $lang = Msd_Language::getInstance();
         $version = new Msd_Version();
         $files = array(
-            'lang' => ':language' . DS . 'lang.php',
-            'flag' => ':language' . DS . 'flag.gif'
+            'lang' => ':language/lang.php',
+            'flag' => ':language/flag.gif'
         );
         if ($language === null) {
             if (!isset($_SESSION['langlist'])) {
@@ -305,8 +304,7 @@ class InstallController extends Zend_Controller_Action
             return;
         }
         $update = new Msd_Update(
-            APPLICATION_PATH . DS . 'configs' .
-            DS . 'update.ini'
+            APPLICATION_PATH . '/configs/update.ini'
         );
         $update->setUpdateParam('language', $language);
         $update->setUpdateParam('version', $version->getMsdVersion());
diff --git a/application/views/helpers/GetIcon.php b/application/views/helpers/GetIcon.php
index a326862..13b7c73 100644
--- a/application/views/helpers/GetIcon.php
+++ b/application/views/helpers/GetIcon.php
@@ -73,8 +73,8 @@ class Msd_View_Helper_GetIcon  extends Zend_View_Helper_Abstract
         if (!$icons) {
             $config = Msd_Configuration::getInstance();
             $file = realpath(
-                APPLICATION_PATH . DS . '..' . DS . 'public'
-                . DS . $config->get('paths.iconpath') . DS . 'icon.ini'
+                APPLICATION_PATH . '/../public/'
+                . $config->get('paths.iconpath') . '/icon.ini'
             );
             $iconsIni = new Zend_Config_Ini($file, 'icons');
             $icons = $iconsIni->toArray();
diff --git a/application/views/helpers/GetIconSrc.php b/application/views/helpers/GetIconSrc.php
index bfb5d94..df90277 100644
--- a/application/views/helpers/GetIconSrc.php
+++ b/application/views/helpers/GetIconSrc.php
@@ -67,8 +67,8 @@ class Msd_View_Helper_GetIconSrc  extends Zend_View_Helper_Abstract
         if (!$icons) {
             $config = Msd_Configuration::getInstance();
             $file = realpath(
-                APPLICATION_PATH . DS . '..' . DS . 'public'
-                . DS . $config->get('paths.iconpath') . DS .'icon.ini'
+                APPLICATION_PATH . '/../public/'
+                . $config->get('paths.iconpath') . '/icon.ini'
             );
             $iconsIni = new Zend_Config_Ini($file, 'icons');
             $icons = $iconsIni->toArray();
diff --git a/application/views/scripts/install/index.phtml b/application/views/scripts/install/index.phtml
index feeb908..119cf18 100644
--- a/application/views/scripts/install/index.phtml
+++ b/application/views/scripts/install/index.phtml
@@ -2,7 +2,7 @@
 $currentLanguage = $this->language;
 $fallbackLanguage = $currentLanguage;
 $languages = $this->languages;
-$baseLangFile = APPLICATION_PATH . DS . 'language' . DS . '%s' . DS . 'lang.php';
+$baseLangFile = APPLICATION_PATH . '/language/%s/lang.php';
 ?>
 <script type="text/javascript">
 function changeLang(lang)
diff --git a/library/Msd/Auth/Adapter/Ini.php b/library/Msd/Auth/Adapter/Ini.php
index fbc3fc3..4057e1a 100644
--- a/library/Msd/Auth/Adapter/Ini.php
+++ b/library/Msd/Auth/Adapter/Ini.php
@@ -42,7 +42,9 @@ class Msd_Auth_Adapter_Ini implements Zend_Auth_Adapter_Interface
      *
      * @param string $iniFilename Filename for registered users
      *
-     * @return void
+     * @throws Msd_Exception
+     *
+     * @return Msd_Auth_Adapter_Ini
      */
     public function __construct($iniFilename)
     {
@@ -57,6 +59,8 @@ class Msd_Auth_Adapter_Ini implements Zend_Auth_Adapter_Interface
     /**
      * set the username, which is used for authentication.
      *
+     * @param string $username The username
+     *
      * @return void
      */
     public function setUsername($username)
@@ -67,6 +71,8 @@ class Msd_Auth_Adapter_Ini implements Zend_Auth_Adapter_Interface
     /**
      * Set the password, which is used for authentication.
      *
+     * @param string $password The password
+     *
      * @return void
      */
     public function setPassword($password)
@@ -77,6 +83,8 @@ class Msd_Auth_Adapter_Ini implements Zend_Auth_Adapter_Interface
     /**
      * Authenticate with the given credentials.
      *
+     * @throws Msd_Exception
+     *
      * @return Zend_Auth_Result
      */
     public function authenticate()
diff --git a/library/Msd/Config.php b/library/Msd/Config.php
new file mode 100644
index 0000000..7b95cf2
--- /dev/null
+++ b/library/Msd/Config.php
@@ -0,0 +1,193 @@
+<?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 to handle the configuration
+ *
+ * @throws Msd_Config_Exception
+ * @package         MySQLDumper
+ * @subpackage      Config
+ */
+class Msd_Config
+{
+    /**
+     * The configuration itself.
+     *
+     * @var array
+     */
+    private $_config = null;
+
+    /**
+     * Instance of the IO-Handler.
+     *
+     * @var Msd_Config_IoHandler_Interface
+     */
+    private $_ioHandler = null;
+
+    /**
+     * Status for the automatic configuration saving on class destruction.
+     * It's disabled by default.
+     *
+     * @var bool
+     */
+    private $_autosave = false;
+
+    /**
+     * Class constructor
+     *
+     * @param Msd_Config_IoHandler_Interface|string $ioHandler      Instance or name of the IO-Handler.
+     * @param array                                 $handlerOptions Options for the IO-Handler.
+     *
+     * @throws Msd_Config_Exception
+     */
+    public function __construct($ioHandler, $handlerOptions = array())
+    {
+        if (is_string($ioHandler)) {
+            $pluginLoader = new Zend_Loader_PluginLoader(
+                array(
+                    'Msd_Config_IoHandler_' => APPLICATION_PATH . '/../library/Msd/Config/IoHandler/',
+                    'Module_Config_IoHandler_' => APPLICATION_PATH . '/../modules/library/Config/IoHandler/',
+                )
+            );
+
+            $className = $pluginLoader->load($ioHandler);
+            $ioHandler = new $className($handlerOptions);
+        }
+        if (!$ioHandler instanceof Msd_Config_IoHandler_Interface) {
+            throw new Msd_Config_Exception(
+                "Invalid IO-Handler specified; The IO-Handler must implement Msd_Config_IoHandler_Interface"
+            );
+        }
+        $this->_ioHandler = $ioHandler;
+    }
+
+    /**
+     * Loads the configuration from the IO-Handler.
+     * The filename is used for static storage.
+     *
+     * @param string $configFilename Name of file on the static storage.
+     *
+     * @return void
+     */
+    public function load($configFilename)
+    {
+        $this->_config = $this->_ioHandler->load($configFilename);
+    }
+
+    /**
+     * Saves the configuration for the next request.
+     * The filename is used for static storage.
+     *
+     * @return bool
+     */
+    public function save()
+    {
+        return $this->_ioHandler->save($this->_config);
+    }
+
+    /**
+     * Retrieves the value of a configuration parameter.
+     *
+     * @param string $paramName    Name of the configuration parameter.
+     * @param mixed  $defaultValue Default value to return, if param isn't set.
+     *
+     * @return mixed
+     */
+    public function getParam($paramName, $defaultValue = null)
+    {
+        if (isset($this->_config[$paramName])) {
+            return $this->_config[$paramName];
+        }
+
+        return $defaultValue;
+    }
+
+    /**
+     * Sets a configuration parameter.
+     * If auto-save is enabled the configuration is also saved.
+     *
+     * @param $paramName
+     * @param $paramValue
+     *
+     * @return void
+     */
+    public function setParam($paramName, $paramValue)
+    {
+        $this->_config[$paramName] = $paramValue;
+        if ($this->_autosave) {
+            $this->save();
+        }
+    }
+
+    /**
+     * Class destructor.
+     * If auto-save is enabled the configuration will be saved.
+     */
+    public function __destruct()
+    {
+        if ($this->_autosave) {
+            $this->save();
+        }
+    }
+
+    /**
+     * Sets the whole configuration.
+     * If auto-save is enabled the configuration is also saved.
+     *
+     * @param array $config New configuration.
+     */
+    public function setConfig($config)
+    {
+        $this->_config = (array) $config;
+        if ($this->_autosave) {
+            $this->save();
+        }
+    }
+
+    /**
+     * Returns the whole configuration.
+     *
+     * @return array
+     */
+    public function getConfig()
+    {
+        return $this->_config;
+    }
+
+    /**
+     * Enables automatic configuration saving.
+     *
+     * @return void
+     */
+    public function enableAutosave()
+    {
+        $this->_autosave = true;
+    }
+
+    /**
+     * Disables automatic configuration saving.
+     *
+     * @return void
+     */
+    public function disableAutosave()
+    {
+        $this->_autosave = false;
+    }
+
+    /**
+     * Returns the autosave status.
+     *
+     * @return bool
+     */
+    public function isAutosaveActive()
+    {
+        return $this->_autosave;
+    }
+}
diff --git a/library/Msd/Config/Dynamic.php b/library/Msd/Config/Dynamic.php
new file mode 100644
index 0000000..adabbd7
--- /dev/null
+++ b/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;
+    }
+}
diff --git a/library/Msd/Config/Exception.php b/library/Msd/Config/Exception.php
new file mode 100644
index 0000000..333a2d8
--- /dev/null
+++ b/library/Msd/Config/Exception.php
@@ -0,0 +1,19 @@
+<?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          $Author$
+ */
+/**
+ * Exception class for configuration class.
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config
+ */
+class Msd_Config_Exception extends Msd_Exception
+{
+}
diff --git a/library/Msd/Config/IoHandler/Default.php b/library/Msd/Config/IoHandler/Default.php
new file mode 100644
index 0000000..f9b7f35
--- /dev/null
+++ b/library/Msd/Config/IoHandler/Default.php
@@ -0,0 +1,128 @@
+<?php
+/**
+ * This file is part of MySQLDumper released under the GNU/GPL 2 license
+ * http://www.mysqldumper.net
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config_IoHandler
+ * @version         SVN: $Rev$
+ * @author          $Author$
+ */
+/**
+ * Class to handle input/output for configuration params.
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config_IoHandler
+ */
+class Msd_Config_IoHandler_Default implements Msd_Config_IoHandler_Interface
+{
+    /**
+     * Array with directories, where config files are located.
+     *
+     * @var array
+     */
+    private $_configDirectories = array();
+
+    /**
+     * Handler for .ini files.
+     *
+     * @var Msd_Ini
+     */
+    private $_iniConfig = null;
+
+    /**
+     * Name of the .ini file, where the config is stored.
+     *
+     * @var string
+     */
+    private $_configFilename = null;
+
+    /**
+     * Configuration namespace in session.
+     *
+     * @var Zend_Session_Namespace
+     */
+    private $_sessionNamespace = null;
+
+    /**
+     * Class constructor
+     *
+     * @param array $handlerOptions
+     *
+     * @return Msd_Config_IoHandler_Default
+     */
+    public function __construct($handlerOptions = array())
+    {
+        if (isset($handlerOptions['directories'])) {
+            $this->_configDirectories = (array) $handlerOptions['directories'];
+        }
+
+        // Create new namespace for session access.
+        $this->_sessionNamespace = new Zend_Session_Namespace('Config');
+    }
+
+    /**
+     * Loads and returns a configuration from session or .ini file.
+     * If the config is read from .ini file, it is also stored to session.
+     *
+     * @param string $configFilename Name of the .ini file, where the config is stored.
+     *
+     * @return array
+     */
+    public function load($configFilename)
+    {
+        // Retrieve config from session
+        $config = (array) $this->_sessionNamespace->config;
+        $this->_configFilename = $configFilename;
+
+        // Check whether the configuration has been loaded.
+        if (count($config) == 0) {
+
+            // Search for the config file in the given directories.
+            $this->_initIni();
+            $config = $this->_iniConfig->getIniData();
+
+            // Put configuration into session.
+            $this->_sessionNamespace->config = $config;
+        }
+
+        return $config;
+    }
+
+    /**
+     * Saves the configuration to session and .ini file.
+     *
+     * @param array  $config Configuration to save.
+     *
+     * @return bool
+     */
+    public function save($config)
+    {
+        if ($this->_iniConfig === null) {
+            $this->_initIni();
+        }
+        // Save config to session
+        $this->_sessionNamespace->config = $config;
+
+        // Save config to .ini file
+        $this->_iniConfig->setIniData($config);
+        return $this->_iniConfig->saveFile($this->_configFilename);
+    }
+
+    /**
+     * Initializes the .ini file handler and sets the full filename of the .ini file.
+     *
+     * @return void
+     */
+    private function _initIni()
+    {
+        foreach ($this->_configDirectories as $configDir) {
+            $filename = rtrim($configDir, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . $this->_configFilename;
+            if (file_exists($filename)) {
+                $this->_configFilename = $filename;
+                $this->_iniConfig = new Msd_Ini($filename);
+                break;
+            }
+        }
+    }
+}
diff --git a/library/Msd/Config/IoHandler/Interface.php b/library/Msd/Config/IoHandler/Interface.php
new file mode 100644
index 0000000..fc8d6b8
--- /dev/null
+++ b/library/Msd/Config/IoHandler/Interface.php
@@ -0,0 +1,51 @@
+<?php
+/**
+ * This file is part of MySQLDumper released under the GNU/GPL 2 license
+ * http://www.mysqldumper.net
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config_IoHandler
+ * @version         SVN: $Rev$
+ * @author          $Author$
+ */
+/**
+ * Interface for configuration IO-Handler.
+ *
+ * @package         MySQLDumper
+ * @subpackage      Config_IoHandler
+ */
+interface Msd_Config_IoHandler_Interface
+{
+    /**
+     * Class constructor
+     *
+     * @abstract
+     *
+     * @param array $handlerOptions
+     *
+     * @return Msd_Config_IoHandler_Interface
+     */
+    public function __construct($handlerOptions = array());
+
+    /**
+     * Loads and returns the configuration.
+     *
+     * @abstract
+     *
+     * @param string $configFilename
+     *
+     * @return array
+     */
+    public function load($configFilename);
+
+    /**
+     * Saves the configuration.
+     *
+     * @abstract
+     *
+     * @param array $config
+     *
+     * @return bool
+     */
+    public function save($config);
+}
diff --git a/library/Msd/Configuration.php b/library/Msd/Configuration.php
index a1e39e7..8179e23 100644
--- a/library/Msd/Configuration.php
+++ b/library/Msd/Configuration.php
@@ -198,7 +198,7 @@ class Msd_Configuration
         }
         $configWriter = new Zend_Config_Writer_Ini(
             array(
-                 'filename' => $this->get('paths.config') . DS . $fileName,
+                 'filename' => $this->get('paths.config') . '/' . $fileName,
                  'config' => $configData,
             )
         );
@@ -253,11 +253,10 @@ class Msd_Configuration
         if ($configName != 'defaultConfig') {
             $configName .= '.ini';
             $configPath = $this->get('paths.config');
-            $configFile = $configPath . DS . $configName;
+            $configFile = $configPath . '/' . $configName;
         } else {
             // special case - defaultConfig.ini is in application/configs
-            $configFile = realpath(APPLICATION_PATH . DS . 'configs')
-                          . DS . 'defaultConfig.ini';
+            $configFile = realpath(APPLICATION_PATH . '/configs') . '/defaultConfig.ini';
         }
         if (!is_readable($configFile)) {
             throw new Msd_Exception(
@@ -286,7 +285,7 @@ class Msd_Configuration
     private function _loadUserDirectories()
     {
         // set paths
-        $workRoot = realpath(APPLICATION_PATH . DS . '..') . DS . 'work' . DS;
+        $workRoot = realpath(APPLICATION_PATH . '/..') . '/work/';
         $directories = array(
             'work' => $workRoot,
             'log' => $workRoot . 'log',
diff --git a/library/Msd/Ini.php b/library/Msd/Ini.php
index 3bc669a..3ea7b94 100644
--- a/library/Msd/Ini.php
+++ b/library/Msd/Ini.php
@@ -30,12 +30,19 @@ class Msd_Ini
      */
     private $_iniFilename = null;
 
+    /**
+     * Determines the escaping of the output.
+     *
+     * @var bool
+     */
+    private $_escapeIniOutput = true;
+
     /**
      * Class constructor
      *
      * @param array|string $options Configuration or filename of INI to load
      *
-     * @return void
+     * @return Msd_Ini
      */
     public function __construct($options = array())
     {
@@ -60,6 +67,8 @@ class Msd_Ini
      *
      * @param string $filename Name of file to load
      *
+     * @throws Msd_Exception
+     *
      * @return void
      */
     public function loadFile($filename = null)
@@ -82,9 +91,11 @@ class Msd_Ini
      *
      * @param string $filename Name of file to save
      *
-     * @return void
+     * @throws Msd_Exception
+     *
+     * @return bool
      */
-    public function save($filename = null)
+    public function saveFile($filename = null)
     {
         if ($filename === null) {
             $filename = $this->_iniFilename;
@@ -94,20 +105,20 @@ class Msd_Ini
                 'You must specify a filename to save the INI!'
             );
         }
-        $fileHandle = fopen($filename, 'w+');
-        fwrite($fileHandle, (string) $this);
-        fclose($fileHandle);
+        $res = file_put_contents($filename, (string) $this);
+        return $res === false ? false : true;
     }
 
     /**
      * Converts an array into the INI file format.
      *
-     * @param array   $array Array to convert.
-     * @param integer $level Current depthlevel in the array.
+     * @param array   $array  Array to convert.
+     * @param integer $level  Current depth level in the array.
+     * @param string  $prefix Prefix to use for var name.
      *
      * @return string
      */
-    private function _arrayToIniString($array = null, $level = -1)
+    private function _arrayToIniString($array = null, $level = -1, $prefix = '')
     {
         if ($array === null) {
             $array = $this->_iniData;
@@ -116,18 +127,27 @@ class Msd_Ini
         $resultString = '';
         foreach ($array as $key => $value) {
             if (is_array($value)) {
-                $resultString .= ($level == 0) ?
-                    '[' . $key . ']' . "\n" :
-                    $key . '.';
-                $resultString .= $this->_arrayToIniString($value);
+                if ($level == 0) {
+                    $resultString .= '[' . $key . ']' . "\n";
+                    $resultString .= $this->_arrayToIniString($value, $level);
+                } else {
+                    $resultString .= $this->_arrayToIniString($value, $level, $key);
+                }
             } else {
-                $newValue = str_replace(
-                    array('\\', '"'),
-                    array('\\\\', '\\"'),
-                    $value
-                );
-                $resultString .= $key . ' = "' . (string) $newValue . '"';
+                $newValue = $value;
+                if ($this->_escapeIniOutput) {
+                    $newValue = "\"" . str_replace(
+                        array('\\', '"'),
+                        array('\\\\', '\\"'),
+                        $value
+                    ) . "\"";
+                }
+
+                $resultString .= ltrim("$prefix.$key", '.') . " = $newValue\n";
             }
+        }
+
+        if ($level < 2) {
             $resultString .= "\n";
         }
 
@@ -170,16 +190,6 @@ class Msd_Ini
         }
     }
 
-    /**
-     * Get the complete INI.
-     *
-     * @return array
-     */
-    public function getAll()
-    {
-        return $this->_iniData;
-    }
-
     /**
      * Convert this class into a string.
      *
@@ -189,4 +199,68 @@ class Msd_Ini
     {
         return $this->_arrayToIniString();
     }
+
+    /**
+     * Sets the INI data.
+     *
+     * @param array $iniData New INI data.
+     *
+     * @return void
+     */
+    public function setIniData($iniData)
+    {
+        $this->_iniData = $iniData;
+    }
+
+    /**
+     * Gets the parsed INI data.
+     *
+     * @return array
+     */
+    public function getIniData()
+    {
+        return $this->_iniData;
+    }
+
+    /**
+     * Disables the escaping of the output for the INI file.
+     *
+     * @return void
+     */
+    public function disableEscaping()
+    {
+        $this->setEscapeIniOutput(false);
+    }
+
+    /**
+     * Enables the escaping of the output for the INI file.
+     *
+     * @return void
+     */
+    public function enableEscaping()
+    {
+        $this->setEscapeIniOutput(true);
+    }
+
+    /**
+     * En-/Disables the escaping of the output for the INI file.
+     *
+     * @param boolean $escapeIniOutput TRUE - Escaping enabled (default), FALSE - Escaping disabled
+     *
+     * @return void
+     */
+    public function setEscapeIniOutput($escapeIniOutput)
+    {
+        $this->_escapeIniOutput = $escapeIniOutput;
+    }
+
+    /**
+     * Retrieves escaping status of the output for the INI file.
+     *
+     * @return boolean
+     */
+    public function getEscapeIniOutput()
+    {
+        return $this->_escapeIniOutput;
+    }
 }
diff --git a/library/Msd/Language.php b/library/Msd/Language.php
index 92bdf9e..8a80807 100644
--- a/library/Msd/Language.php
+++ b/library/Msd/Language.php
@@ -60,8 +60,8 @@ class Msd_Language
      */
     public function loadLanguage($language)
     {
-        $this->_baseLanguageDir = APPLICATION_PATH . DS . 'language' . DS;
-        $file = $this->_baseLanguageDir . $language . DS . 'lang.php';
+        $this->_baseLanguageDir = APPLICATION_PATH . '/language/';
+        $file = $this->_baseLanguageDir . $language . '/lang.php';
         $translator = $this->getTranslator();
         if ($translator === null) {
             $translator = new Zend_Translate('array', $file, $language);
diff --git a/library/Msd/Log.php b/library/Msd/Log.php
index 80a9e46..2ae0b0a 100644
--- a/library/Msd/Log.php
+++ b/library/Msd/Log.php
@@ -145,16 +145,16 @@ class Msd_Log
         $filename = '';
         switch ($file) {
             case self::PHP:
-                $filename = $this->_paths->log . DS . 'php.log';
+                $filename = $this->_paths->log . '/php.log';
                 break;
             case self::PERL:
-                $filename = $this->_paths->log . DS . 'perl.log';
+                $filename = $this->_paths->log . '/perl.log';
                 break;
             case self::PERL_COMPLETE:
-                $filename = $this->_paths->log . DS . 'perlComplete.log';
+                $filename = $this->_paths->log . '/perlComplete.log';
                 break;
             case self::ERROR:
-                $filename = $this->_paths->log . DS . 'phpError.log';
+                $filename = $this->_paths->log . '/phpError.log';
         }
         return $filename;
     }
@@ -202,4 +202,4 @@ class Msd_Log
 
         return $output;
     }
-}
\ No newline at end of file
+}
diff --git a/library/Msd/Registry.php b/library/Msd/Registry.php
new file mode 100644
index 0000000..06c55f2
--- /dev/null
+++ b/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);
+    }
+}
diff --git a/library/Msd/User.php b/library/Msd/User.php
index af0fe26..557fedc 100644
--- a/library/Msd/User.php
+++ b/library/Msd/User.php
@@ -21,35 +21,35 @@ class Msd_User
      *
      * @var int
      */
-    const SUCCESS           = 0x00;
+    const SUCCESS = 0x00;
 
     /**
      * There is no file with user identities and credentials.
      *
      * @var int
      */
-    const NO_USER_FILE      = 0x01;
+    const NO_USER_FILE = 0x01;
 
     /**
      * The user file doesn't contain any valid user logins.
      *
      * @var int
      */
-    const NO_VALID_USER     = 0x02;
+    const NO_VALID_USER = 0x02;
 
     /**
      * The given identity is unknown or the password is wrong.
      *
      * @var int
      */
-    const UNKNOWN_IDENTITY  = 0x03;
+    const UNKNOWN_IDENTITY = 0x03;
 
     /**
      * An unknown error occured.
      *
      * @var int
      */
-    const GENERAL_FAILURE   = 0xFF;
+    const GENERAL_FAILURE = 0xFF;
 
     /**
      * Path and filename of the user ini file.
@@ -96,14 +96,13 @@ class Msd_User
     /**
      * Constructor
      *
-     * @return void
+     * @return Msd_User
      */
     public function __construct()
     {
-        $this->_usersFile = APPLICATION_PATH . DS . 'configs' . DS
-            . 'users.ini';
+        $this->_usersFile   = APPLICATION_PATH . '/configs/users.ini';
         $this->_authStorage = new Zend_Auth_Storage_Session();
-        $auth = $this->_authStorage->read();
+        $auth               = $this->_authStorage->read();
         if (!empty($auth)) {
             if (isset($auth['name'])) {
                 $this->_userName = $auth['name'];
@@ -157,8 +156,8 @@ class Msd_User
             return self::NO_USER_FILE;
         }
 
-        $usersIni = new Msd_Ini($this->_usersFile);
-        $users = $usersIni->getAll();
+        $usersConfig = new Msd_Ini($this->_usersFile);
+        $users = $usersConfig->get('user');
 
         $hasValidUser = false;
         foreach ($users as $user) {
@@ -167,7 +166,6 @@ class Msd_User
                 break;
             }
         }
-
         if (!$hasValidUser) {
             return self::NO_VALID_USER;
         }
@@ -175,14 +173,14 @@ class Msd_User
         $authAdapter = new Msd_Auth_Adapter_Ini($this->_usersFile);
         $authAdapter->setUsername($username);
         $authAdapter->setPassword($password);
-        $auth = Zend_Auth::getInstance();
-        $authResult = $auth->authenticate($authAdapter);
+        $auth                = Zend_Auth::getInstance();
+        $authResult          = $auth->authenticate($authAdapter);
         $this->_authMessages = $authResult->getMessages();
         if ($authResult->isValid()) {
             $this->_isLoggedIn = true;
             if ($autoLogin) {
                 Zend_Session::regenerateId();
-                $crypt = Msd_Crypt::getInstance('MySQLDumper27112010');
+                $crypt    = Msd_Crypt::getInstance('MySQLDumper27112010');
                 $identity = $crypt->encrypt(
                     $username . ':' . $password
                 );
@@ -204,7 +202,7 @@ class Msd_User
     private function _loginByCookie()
     {
         $request = Zend_Controller_Front::getInstance()->getRequest();
-        $cookie = $request->get('msd_autologin');
+        $cookie  = $request->get('msd_autologin');
         if ($cookie === null || $cookie == '') {
             // no cookie found
             return false;
@@ -221,6 +219,7 @@ class Msd_User
         // to stay logged in until you logout.
         $this->login($username, $pass, true);
     }
+
     /**
      * Clear the user identity and logout the user.
      *
@@ -236,7 +235,7 @@ class Msd_User
     /**
      * Set default configuration for user
      *
-     *  @return void
+     * @return void
      */
     public function setDefaultConfiguration()
     {
diff --git a/library/Msd/Version.php b/library/Msd/Version.php
index 77d2d27..c1f9ddf 100644
--- a/library/Msd/Version.php
+++ b/library/Msd/Version.php
@@ -42,7 +42,7 @@ class Msd_Version
      * @param array $options Option-array to overwrite required PHP/MySQL
      *                       versions
      *
-     * @return void
+     * @return Msd_Version
      */
     public function __construct($options = array())
     {
diff --git a/public/index.php b/public/index.php
index 4644fe3..ad4bc3c 100644
--- a/public/index.php
+++ b/public/index.php
@@ -1,18 +1,13 @@
 <?php
-define('DS', DIRECTORY_SEPARATOR);
-define('WORK_PATH', realpath(dirname(__FILE__) . DS. '..' . DS . 'work'));
+define('WORK_PATH', realpath(dirname(__FILE__) . '/../work'));
 
 // Define path to application directory
 defined('APPLICATION_PATH') || define(
-    'APPLICATION_PATH', realpath(
-        dirname(__FILE__) . DS . '..' . DS . 'application'
-    )
+    'APPLICATION_PATH', realpath(dirname(__FILE__) . '/../application')
 );
 
 defined('LIBRARY_PATH') || define(
-    'LIBRARY_PATH', realpath(
-        dirname(__FILE__) . DS . '..' . DS . 'library'
-    )
+    'LIBRARY_PATH', realpath(dirname(__FILE__) . '/../library')
 );
 
 // Define application environment
@@ -28,11 +23,7 @@ if (!defined('APPLICATION_ENV')) {
 
 // Ensure library/ is on include_path
 set_include_path(
-    implode(
-        PATH_SEPARATOR, array(realpath(
-            APPLICATION_PATH . DS . '..' . DS .'library'
-        ),
-        get_include_path())
+    implode(PATH_SEPARATOR, array(LIBRARY_PATH, get_include_path())
     )
 );
 
@@ -47,7 +38,7 @@ require_once 'Zend/Application.php';
 // Create application, bootstrap, and run
 $application = new Zend_Application(
     APPLICATION_ENV,
-    APPLICATION_PATH . DS . 'configs' . DS .'application.ini'
+    APPLICATION_PATH . '/configs/application.ini'
 );
 $application->bootstrap()
-            ->run();
\ No newline at end of file
+            ->run();