Index: branches/5.2.x/units/posts/post_tp.php
===================================================================
diff -u -N -r14252 -r14430
--- branches/5.2.x/units/posts/post_tp.php	(.../post_tp.php)	(revision 14252)
+++ branches/5.2.x/units/posts/post_tp.php	(.../post_tp.php)	(revision 14430)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: post_tp.php 14252 2011-03-16 21:26:29Z alex $
+* @version	$Id: post_tp.php 14430 2011-07-07 12:36:50Z alex $
 * @package	In-Bulletin
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -48,36 +48,32 @@
 			static $posters = null;
 
 			$object =& $this->getObject($params);
+			/* @var $object kDBItem */
 
-			if (!isset($posters)) {
-				$poster_ids = array_unique($object->GetCol('CreatedById'));
+			$poster =& $this->Application->recallObject('u.poster', null, Array('skip_autoload' => true));
+			/* @var $poster UsersItem */
 
-				$user_idfield = $this->Application->getUnitOption('u', 'IDField');
-				$user_table = $this->Application->getUnitOption('u', 'TableName');
+			if ( !isset($posters) ) {
+				$poster_ids = array_unique( $object->GetCol('CreatedById') );
 
-				$sql = 'SELECT u.*, g.Name AS PrimaryGroup
-						FROM '.$user_table.' u
-						LEFT JOIN '.TABLE_PREFIX.'UserGroup ug ON ug.PortalUserId = u.PortalUserId AND ug.PrimaryGroup = 1
-						LEFT JOIN '.TABLE_PREFIX.'PortalGroup g ON g.GroupId = ug.GroupId
-						WHERE u.'.$user_idfield.' IN ('.implode(',', $poster_ids).')';
-				$posters = $this->Conn->Query($sql, $user_idfield);
+				$sql = 	$poster->GetSelectSQL() . '
+						WHERE ' . $poster->TableName . '.' . $poster->IDField . ' IN (' . implode(',', $poster_ids) . ')';
+				$posters = $this->Conn->Query($sql, $poster->IDField);
 			}
 
-			$poster =& $this->Application->recallObject('u.poster', null, Array('skip_autoload' => true));
-			/* @var $poster UsersItem */
-
 			$poster_id = $object->GetDBField('CreatedById');
-			if ($poster_id > 0) {
-				// not Guest & root
-				if ($poster->GetID() != $poster_id) {
-					// previous poster differs from requested
-					$poster->SetDBFieldsFromHash($posters[$poster_id]);
-					$poster->setID($poster_id);
-				}
-				return $this->Application->ProcessParsedTag('u.poster', 'Field', $params);
+
+			if ($poster_id <= 0) {
+				// guest and root users
+				return '';
 			}
 
-			return '';
+			if ($poster->GetID() != $poster_id) {
+				// previous poster differs from requested
+				$poster->LoadFromHash( $posters[$poster_id] );
+			}
+
+			return $this->Application->ProcessParsedTag('u.poster', 'Field', $params);
 		}
 
 		/**