diff --git a/core/config.class.inc.php b/core/config.class.inc.php
index bc6402e072..fedc3de3d3 100644
--- a/core/config.class.inc.php
+++ b/core/config.class.inc.php
@@ -1,5 +1,5 @@
 <?php
-
+require_once('coreexception.class.inc.php');
 /**
  * Config
  * configuration data
@@ -31,11 +31,23 @@ class Config
 	protected $m_sDBName;
 	protected $m_sDBSubname;
 
-	public function __construct($sConfigFile)
+	public function __construct($sConfigFile, $bLoadConfig = true)
 	{
 		$this->m_sFile = $sConfigFile;
-		$this->Load($sConfigFile);
-		$this->Verify();
+		$this->m_aAppModules = array();
+		$this->m_aDataModels = array();
+		$this->m_aAddons = array();
+
+		$this->m_sDBHost = '';
+		$this->m_sDBUser = '';
+		$this->m_sDBPwd = '';
+		$this->m_sDBName = '';
+		$this->m_sDBSubname = '';
+		if ($bLoadConfig)
+		{
+			$this->Load($sConfigFile);
+			$this->Verify();
+		}
 	}
 
 	protected function CheckFile($sPurpose, $sFileName)
@@ -145,8 +157,7 @@ class Config
 	{
 		return $this->m_sDBHost;
 	}
-
-
+	
 	public function GetDBName()
 	{
 		return $this->m_sDBName;
@@ -166,5 +177,96 @@ class Config
 	{
 		return $this->m_sDBPwd;
 	}
+
+	public function SetDBHost($sDBHost)
+	{
+		$this->m_sDBHost = $sHost;
+	}
+	
+	public function SetDBName($sDBName)
+	{
+		$this->m_sDBName = $sDBName;
+	}
+
+	public function SetDBSubname($sDBSubName)
+	{
+		$this->m_sDBSubname = $sDBSubName;
+	}
+
+	public function SetDBUser($sUser)
+	{
+		$this->m_sDBUser = $sUser;
+	}
+
+	public function SetDBPwd($sPwd)
+	{
+		$this->m_sDBPwd = $sPwd;
+	}
+	public function FileIsWritable()
+	{
+		return is_writable($this->m_sFile);
+	}
+	
+	/**
+	 * Write the configuration to a file (php format) that can be reloaded later
+	 * By default write to the same file that was specified when constructing the object
+	 * @param $sFileName string Name of the file to write to (emtpy to write to the same file)
+	 * @return boolean True otherwise throws an Exception
+	 */	 	 	 	 	
+	public function WriteToFile($sFileName = '')
+	{
+		if (empty($sFileName))
+		{
+			$sFileName = $this->m_sFile;
+		}
+		$hFile = @fopen($sFileName, 'w');
+		if ($hFile !== false)
+		{
+			fwrite($hFile, "<?php\n");
+			fwrite($hFile, "\n/**\n");
+			fwrite($hFile, " *\n");
+			fwrite($hFile, " * phpMyORM configuration file, generated by the iTop configuration wizard\n");
+			fwrite($hFile, " *\n");
+			fwrite($hFile, " * The file is used in MetaModel::LoadConfig() which does all the necessary initialization job\n");
+			fwrite($hFile, " *\n");
+			fwrite($hFile, " */\n");
+			fwrite($hFile, "\n");
+			
+			fwrite($hFile, "\$MySettings = array(\n");
+			fwrite($hFile, "\t'db_host' => '{$this->m_sDBHost}',\n");
+			fwrite($hFile, "\t'db_user' => '{$this->m_sDBUser}',\n");
+			fwrite($hFile, "\t'db_pwd' => '{$this->m_sDBPwd}',\n");
+			fwrite($hFile, "\t'db_name' => '{$this->m_sDBName}',\n");
+			fwrite($hFile, "\t'db_subname' => '{$this->m_sDBSubname}',\n");
+			fwrite($hFile, ");\n");
+			
+			fwrite($hFile, "\n/**\n");
+			fwrite($hFile, " *\n");
+			fwrite($hFile, " * Data model modules to be loaded. Names should be specified as absolute paths\n");
+			fwrite($hFile, " *\n");
+			fwrite($hFile, " */\n");
+			fwrite($hFile, "\$MyModules = array(\n");
+			fwrite($hFile, "\t'application' => array (\n");
+			fwrite($hFile, "\t\t'../application/menunode.class.inc.php',\n");
+			fwrite($hFile, "\t\t'../application/audit.rule.class.inc.php',\n");
+			fwrite($hFile, "\t\t// to be continued...\n");
+			fwrite($hFile, "\t),\n");
+			fwrite($hFile, "\t'business' => array (\n");
+			fwrite($hFile, "\t\t'../business/itop.business.class.inc.php'\n");
+			fwrite($hFile, "\t\t// to be continued...\n");
+			fwrite($hFile, "\t),\n");
+			fwrite($hFile, "\t'addons' => array (\n");
+			fwrite($hFile, "\t\t'user rights' => '../addons/userrights/userrightsmatrix.class.inc.php',\n");
+			fwrite($hFile, "\t\t// other modules to come later\n");
+			fwrite($hFile, "\t)\n");
+			fwrite($hFile, ");\n");
+			fwrite($hFile, '?'.'>'); // Avoid perturbing the syntax highlighting !
+			return fclose($hFile);
+		}
+		else
+		{
+			throw new ConfigException("Could not write to configuration file", array('file' => $sFileName));
+		}
+	}
 }
 ?>