Index: branches/5.1.x/units/links/links_config.php
===================================================================
diff -u -N -r13567 -r13579
--- branches/5.1.x/units/links/links_config.php	(.../links_config.php)	(revision 13567)
+++ branches/5.1.x/units/links/links_config.php	(.../links_config.php)	(revision 13579)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: links_config.php 13567 2010-05-18 15:17:25Z alex $
+* @version	$Id: links_config.php 13579 2010-05-19 07:26:53Z alex $
 * @package	In-Link
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -410,7 +410,7 @@
 
 					'CalculatedFields' => Array (
 						'' => Array (
-							'UserName' => 'IF (ISNULL(u.Login), IF (%1$s.CreatedById = -1, "root", IF (%1$s.CreatedById = -2, "Guest", "n/a")), u.Login)',
+							'UserName' => 'IF (ISNULL(u.Login), IF (%1$s.CreatedById = ' . USER_ROOT . ', "root", IF (%1$s.CreatedById = ' . USER_GUEST . ', "Guest", "n/a")), u.Login)',
 							'CategoryId' => TABLE_PREFIX.'%3$sCategoryItems.CategoryId',
 							'Filename' => TABLE_PREFIX.'%3$sCategoryItems.Filename',
 							'CategoryFilename' => TABLE_PREFIX.'Category.NamedParentPath',
@@ -478,8 +478,8 @@
 			            'CachedRating'		=>	Array ('type' => 'string', 'not_null' => 1, 'formatter' => 'kFormatter', 'default' => 0),
 			            'CachedVotesQty'	=>	Array ('type' => 'int', 'formatter' => 'kFormatter', 'not_null' => 1, 'default' => 0),
 			            'CachedReviewsQty'	=>	Array ('type' => 'int', 'not_null' => 1, 'default' => 0),
-			            'CreatedById'		=>	Array ('type' => 'int', 'formatter' => 'kLEFTFormatter', 'error_msgs' => Array ('invalid_option' => '!la_error_UserNotFound!'), 'options' => Array (-1 => 'root', -2 => 'Guest'), 'left_sql' => 'SELECT %s FROM '.TABLE_PREFIX.'PortalUser WHERE `%s` = \'%s\'', 'left_key_field' => 'PortalUserId', 'left_title_field' => 'Login', 'not_null' => 1, 'default' => -1),
-			            'ModifiedById'		=>	Array ('type' => 'int', 'formatter' => 'kLEFTFormatter', 'error_msgs' => Array ('invalid_option' => '!la_error_UserNotFound!'), 'options' => Array (-1 => 'root', -2 => 'Guest'), 'left_sql' => 'SELECT %s FROM '.TABLE_PREFIX.'PortalUser WHERE `%s` = \'%s\'', 'left_key_field' => 'PortalUserId', 'left_title_field' => 'Login', 'not_null' => 1, 'default' => -1),
+			            'CreatedById'		=>	Array ('type' => 'int', 'formatter' => 'kLEFTFormatter', 'error_msgs' => Array ('invalid_option' => '!la_error_UserNotFound!'), 'options' => Array (USER_ROOT => 'root', USER_GUEST => 'Guest'), 'left_sql' => 'SELECT %s FROM '.TABLE_PREFIX.'PortalUser WHERE `%s` = \'%s\'', 'left_key_field' => 'PortalUserId', 'left_title_field' => 'Login', 'not_null' => 1, 'default' => USER_ROOT),
+			            'ModifiedById'		=>	Array ('type' => 'int', 'formatter' => 'kLEFTFormatter', 'error_msgs' => Array ('invalid_option' => '!la_error_UserNotFound!'), 'options' => Array (USER_ROOT => 'root', USER_GUEST => 'Guest'), 'left_sql' => 'SELECT %s FROM '.TABLE_PREFIX.'PortalUser WHERE `%s` = \'%s\'', 'left_key_field' => 'PortalUserId', 'left_title_field' => 'Login', 'not_null' => 1, 'default' => USER_ROOT),
 			            'Priority'			=>	Array ('type' => 'int', 'not_null' => 1, 'default' => 0),
 			            'Status'			=>	Array (
 			            	'type' => 'int',