Index: branches/5.2.x/core/install.php
===================================================================
diff -u -N -r14585 -r14609
--- branches/5.2.x/core/install.php	(.../install.php)	(revision 14585)
+++ branches/5.2.x/core/install.php	(.../install.php)	(revision 14609)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: install.php 14585 2011-09-24 12:04:17Z alex $
+* @version	$Id: install.php 14609 2011-10-03 13:05:08Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -226,12 +226,27 @@
 			$this->stepsPreset = $preset;
 		}
 
-		function GetVar($name)
+		/**
+		 * Returns variable from request
+		 *
+		 * @param string $name
+		 * @return string|bool
+		 * @access private
+		 */
+		private function GetVar($name)
 		{
 			return array_key_exists($name, $_REQUEST) ? $_REQUEST[$name] : false;
 		}
 
-		function SetVar($name, $value)
+		/**
+		 * Sets new value for request variable
+		 *
+		 * @param string $name
+		 * @param mixed $value
+		 * @return void
+		 * @access private
+		 */
+		private function SetVar($name, $value)
 		{
 			$_REQUEST[$name] = $value;
 		}
@@ -1177,6 +1192,8 @@
 			}
 
 			$upgrade_object = new $upgrade_classes[$module_path]();
+			/* @var $upgrade_object CoreUpgrades */
+
 			$upgrade_object->setToolkit($this->toolkit);
 
 			return $upgrade_object;
@@ -1254,17 +1271,12 @@
 			}
 
 			$this->Conn = new kDBConnection($this->toolkit->getSystemConfig('Database', 'DBType'), Array(&$this, 'DBErrorHandler'));
-			$this->Conn->Connect(
-				$this->toolkit->getSystemConfig('Database', 'DBHost'),
-				$this->toolkit->getSystemConfig('Database', 'DBUser'),
-				$this->toolkit->getSystemConfig('Database', 'DBUserPassword'),
-				$this->toolkit->getSystemConfig('Database', 'DBName')
-			);
+			$this->Conn->setup( $this->toolkit->systemConfig );
 
 			// setup toolkit too
 			$this->toolkit->Conn =& $this->Conn;
 
-			return $this->Conn->errorCode == 0;
+			return !$this->Conn->hasError();
 		}
 
 		/**