Index: branches/5.2.x/core/kernel/db/db_tag_processor.php
===================================================================
diff -u -N -r14905 -r14920
--- branches/5.2.x/core/kernel/db/db_tag_processor.php	(.../db_tag_processor.php)	(revision 14905)
+++ branches/5.2.x/core/kernel/db/db_tag_processor.php	(.../db_tag_processor.php)	(revision 14920)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: db_tag_processor.php 14905 2011-12-23 09:42:38Z alex $
+* @version	$Id: db_tag_processor.php 14920 2011-12-27 12:00:05Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -451,41 +451,43 @@
 	function PrintList2($params)
 	{
 		$per_page = $this->SelectParam($params, 'per_page,max_items');
-		if ($per_page !== false) $params['per_page'] = $per_page;
+		if ( $per_page !== false ) {
+			$params['per_page'] = $per_page;
+		}
 
 		$list =& $this->GetList($params);
 		$o = '';
 
-		$direction 	= (isset($params['direction']) && $params['direction']=="H")?"H":"V";
-		$columns	= (isset($params['columns'])) ? $params['columns'] : 1;
+		$direction = (isset($params['direction']) && $params['direction'] == "H") ? "H" : "V";
+		$columns = (isset($params['columns'])) ? $params['columns'] : 1;
 
 		$id_field = (isset($params['id_field'])) ? $params['id_field'] : $this->Application->getUnitOption($this->Prefix, 'IDField');
 
-		if ($columns > 1 && $direction == 'V') {
+		if ( $columns > 1 && $direction == 'V' ) {
 			$records_left = array_splice($list->Records, $list->GetSelectedCount()); // because we have 1 more record for "More..." link detection (don't need to sort it)
 			$list->Records = $this->LinearToVertical($list->Records, $columns, $list->GetPerPage());
 			$list->Records = array_merge($list->Records, $records_left);
 		}
 
 		$list->GoFirst();
 
-		$block_params=$this->prepareTagParams($params);
+		$block_params = $this->prepareTagParams($params);
 		$block_params['name'] = $this->SelectParam($params, 'render_as,block');
 		$block_params['pass_params'] = 'true';
 		$block_params['column_width'] = $params['column_width'] = 100 / $columns;
 		$block_start_row_params = $this->prepareTagParams($params);
 		$block_start_row_params['name'] = $this->SelectParam($params, 'row_start_render_as,block_row_start,row_start_block');
 
-		$block_end_row_params=$this->prepareTagParams($params);
+		$block_end_row_params = $this->prepareTagParams($params);
 		$block_end_row_params['name'] = $this->SelectParam($params, 'row_end_render_as,block_row_end,row_end_block');
 
 		$block_empty_cell_params = $this->prepareTagParams($params);
 		$block_empty_cell_params['name'] = $this->SelectParam($params, 'empty_cell_render_as,block_empty_cell,empty_cell_block');
 
-		$i=0;
+		$i = 0;
 
-		$backup_id=$this->Application->GetVar($this->Prefix."_id");
-		$displayed = array();
+		$backup_id = $this->Application->GetVar($this->Prefix . '_id');
+		$displayed = Array ();
 		$column_number = 1;
 
 		$cache_mod_rw = $this->Application->getUnitOption($this->Prefix, 'CacheModRewrite') &&
@@ -494,20 +496,21 @@
 		$limit = isset($params['limit']) ? $params['limit'] : false;
 
 		while (!$list->EOL() && (!$limit || $i<$limit)) {
-			$this->Application->SetVar( $this->getPrefixSpecial().'_id', $list->GetDBField($id_field) ); // for edit/delete links using GET
-			$this->Application->SetVar( $this->Prefix.'_id', $list->GetDBField($id_field) );
+			$this->Application->SetVar($this->getPrefixSpecial() . '_id', $list->GetDBField($id_field)); // for edit/delete links using GET
+			$this->Application->SetVar($this->Prefix . '_id', $list->GetDBField($id_field));
 			$block_params['is_last'] = ($i == $list->GetSelectedCount() - 1);
-			$block_params['last_row'] = ($i + (($i+1) % $columns) >= $list->GetSelectedCount() - 1);
+			$block_params['last_row'] = ($i + (($i + 1) % $columns) >= $list->GetSelectedCount() - 1);
 			$block_params['not_last'] = !$block_params['is_last']; // for front-end
 
-			if ($cache_mod_rw) {
+			if ( $cache_mod_rw ) {
 				$serial_name = $this->Application->incrementCacheSerial($this->Prefix, $list->GetDBField($id_field), false);
 
-				if ($this->Prefix == 'c') {
+				if ( $this->Prefix == 'c' ) {
 					// for listing subcategories in category
-					$this->Application->setCache('filenames[%' . $serial_name . '%]' , $list->GetDBField('NamedParentPath'));
+					$this->Application->setCache('filenames[%' . $serial_name . '%]', $list->GetDBField('NamedParentPath'));
 					$this->Application->setCache('category_tree[%CIDSerial:' . $list->GetDBField($id_field) . '%]', $list->GetDBField('TreeLeft') . ';' . $list->GetDBField('TreeRight'));
-				} else {
+				}
+				else {
 					// for listing items in category
 					$this->Application->setCache('filenames[%' . $serial_name . '%]', $list->GetDBField('Filename'));
 
@@ -516,12 +519,10 @@
 				}
 			}
 
-			if ($i % $columns == 0) {
+			if ( $i % $columns == 0 ) {
 				// record in this iteration is first in row, then open row
 				$column_number = 1;
-				$o.= $block_start_row_params['name'] ?
-						$this->Application->ParseBlock($block_start_row_params) :
-						(!isset($params['no_table']) ? '<tr>' : '');
+				$o .= $block_start_row_params['name'] ? $this->Application->ParseBlock($block_start_row_params) : (!isset($params['no_table']) ? '<tr>' : '');
 			}
 			else {
 				$column_number++;
@@ -531,25 +532,28 @@
 			$block_params['last_col'] = $column_number == $columns ? 1 : 0;
 
 			$block_params['column_number'] = $column_number;
-			$block_params['num'] = ($i+1);
+			$block_params['num'] = ($i + 1);
 
 			$this->PrepareListElementParams($list, $block_params); // new, no need to rewrite PrintList
-			$o.= $this->Application->ParseBlock($block_params);
+			$o .= $this->Application->ParseBlock($block_params);
 			array_push($displayed, $list->GetDBField($id_field));
 
-			if($direction == 'V' && $list->GetSelectedCount() % $columns > 0 && $column_number == ($columns - 1) && ceil(($i + 1) / $columns) > $list->GetSelectedCount() % ceil($list->GetSelectedCount() / $columns)) {
+			if ( $direction == 'V' && $list->GetSelectedCount() % $columns > 0 && $column_number == ($columns - 1) && ceil(($i + 1) / $columns) > $list->GetSelectedCount() % ceil($list->GetSelectedCount() / $columns) ) {
 				// if vertical output, then draw empty cells vertically, not horizontally
 				$o .= $block_empty_cell_params['name'] ? $this->Application->ParseBlock($block_empty_cell_params) : '<td>&nbsp;</td>';
 				$i++;
 			}
 
-			if (($i + 1) % $columns == 0) {
+			if ( ($i + 1) % $columns == 0 ) {
 				// record in next iteration is first in row too, then close this row
-				$o.= $block_end_row_params['name'] ?
-						$this->Application->ParseBlock($block_end_row_params) :
-						(!isset($params['no_table']) ? '</tr>' : '');
+				$o .= $block_end_row_params['name'] ? $this->Application->ParseBlock($block_end_row_params) : (!isset($params['no_table']) ? '</tr>' : '');
 			}
 
+			if ( $this->Special && $this->Application->hasObject($this->Prefix) ) {
+				// object, produced by "kDBList::linkToParent" method, that otherwise would keep it's id
+				$this->Application->removeObject($this->Prefix);
+			}
+
 			$list->GoNext();
 			$i++;
 		}
@@ -559,28 +563,28 @@
 			// until next cell will be in new row append empty cells
 			$o .= $block_empty_cell_params['name'] ? $this->Application->ParseBlock($block_empty_cell_params) : '<td>&nbsp;</td>';
 
-			if (($i+1) % $columns == 0) {
+			if ( ($i + 1) % $columns == 0 ) {
 				// record in next iteration is first in row too, then close this row
 				$o .= $block_end_row_params['name'] ? $this->Application->ParseBlock($block_end_row_params) : '</tr>';
 			}
 			$i++;
 		}
 
-		$cur_displayed = $this->Application->GetVar($this->Prefix.'_displayed_ids');
-		if (!$cur_displayed) {
-			$cur_displayed = Array();
+		$cur_displayed = $this->Application->GetVar($this->Prefix . '_displayed_ids');
+		if ( !$cur_displayed ) {
+			$cur_displayed = Array ();
 		}
 		else {
 			$cur_displayed = explode(',', $cur_displayed);
 		}
 
 		$displayed = array_unique(array_merge($displayed, $cur_displayed));
-		$this->Application->SetVar($this->Prefix.'_displayed_ids', implode(',',$displayed));
+		$this->Application->SetVar($this->Prefix . '_displayed_ids', implode(',', $displayed));
 
-		$this->Application->SetVar( $this->Prefix.'_id', $backup_id);
-		$this->Application->SetVar( $this->getPrefixSpecial().'_id', '');
+		$this->Application->SetVar($this->Prefix . '_id', $backup_id);
+		$this->Application->SetVar($this->getPrefixSpecial() . '_id', '');
 
-		if (isset($params['more_link_render_as'])) {
+		if ( isset($params['more_link_render_as']) ) {
 			$block_params = $params;
 			$params['render_as'] = $params['more_link_render_as'];
 			$o .= $this->MoreLink($params);