Index: branches/5.2.x/core/kernel/kbase.php
===================================================================
diff -u -N -r15144 -r15252
--- branches/5.2.x/core/kernel/kbase.php	(.../kbase.php)	(revision 15144)
+++ branches/5.2.x/core/kernel/kbase.php	(.../kbase.php)	(revision 15252)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: kbase.php 15144 2012-03-04 08:58:34Z alex $
+* @version	$Id: kbase.php 15252 2012-03-30 17:49:37Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -103,6 +103,7 @@
 	}
 }
 
+
 class kHelper extends kBase {
 
 	/**
@@ -138,6 +139,7 @@
 	}
 }
 
+
 abstract class kDBBase extends kBase {
 
 	/**
@@ -1081,4 +1083,78 @@
 	 * @access protected
 	 */
 	abstract protected function GetCol($field);
-}
\ No newline at end of file
+}
+
+
+/**
+ * Base class for exceptions, that trigger redirect action once thrown
+ */
+class kRedirectException extends Exception {
+
+	/**
+	 * Redirect template
+	 *
+	 * @var string
+	 * @access protected
+	 */
+	protected $template = '';
+
+	/**
+	 * Redirect params
+	 *
+	 * @var Array
+	 * @access protected
+	 */
+	protected $params = Array ();
+
+	/**
+	 * Creates redirect exception
+	 *
+	 * @param string $message
+	 * @param int $code
+	 * @param Exception $previous
+	 */
+	public function __construct($message = '', $code = 0, $previous = NULL)
+	{
+		parent::__construct($message, $code, $previous);
+	}
+
+	/**
+	 * Initializes exception
+	 *
+	 * @param string $template
+	 * @param Array $params
+	 * @return void
+	 * @access public
+	 */
+	public function setup($template, $params = Array ())
+	{
+		$this->template = $template;
+		$this->params = $params;
+	}
+
+	/**
+	 * Display exception details in debugger (only useful, when DBG_REDIRECT is enabled) and performs redirect
+	 *
+	 * @return void
+	 * @access public
+	 */
+	public function run()
+	{
+		$application =& kApplication::Instance();
+
+		if ( $application->isDebugMode() ) {
+			$application->Debugger->appendException($this);
+		}
+
+		$application->Redirect($this->template, $this->params);
+	}
+}
+
+
+/**
+ * Exception, that is thrown when user don't have permission to perform requested action
+ */
+class kNoPermissionException extends kRedirectException {
+
+}