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Created: Sat, Feb 1, 9:07 PM

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	Index: branches/RC/core/units/categories/categories_event_handler.php
	===================================================================
	--- branches/RC/core/units/categories/categories_event_handler.php (revision 11868)
	+++ branches/RC/core/units/categories/categories_event_handler.php (revision 11869)
	@@ -1,1856 +1,1875 @@
	<?php

	class CategoriesEventHandler extends kDBEventHandler {

	/**
	* Allows to override standart permission mapping
	*
	*/
	function mapPermissions()
	{
	parent::mapPermissions();

	$permissions = Array (
	'OnRebuildCache' => Array ('self' => 'add\|edit'),
	'OnCopy' => Array ('self' => true),
	'OnCut' => Array ('self' => 'edit'),
	'OnPasteClipboard' => Array ('self' => true),
	'OnPaste' => Array ('self' => 'add\|edit', 'subitem' => 'edit'),

	'OnRecalculatePriorities' => Array ('self' => 'add\|edit'), // category ordering
	'OnItemBuild' => Array ('self' => true), // always allow to view individual categories (regardless of CATEGORY.VIEW right)
	'OnUpdatePreviewBlock' => Array ('self' => true), // for FCKEditor integration
	);

	$this->permMapping = array_merge($this->permMapping, $permissions);
	}

	/**
	* Categories are sorted using special sorting event
	*
	*/
	function mapEvents()
	{
	parent::mapEvents();

	$events_map = Array (
	'OnMassMoveUp' => 'OnChangePriority',
	'OnMassMoveDown' => 'OnChangePriority',
	);

	$this->eventMethods = array_merge($this->eventMethods, $events_map);
	}

	/**
	* Checks permissions of user
	*
	* @param kEvent $event
	*/
	function CheckPermission(&$event)
	{
	if (!$this->Application->IsAdmin()) {
	if ($event->Name == 'OnSetSortingDirect') {
	// allow sorting on front event without view permission
	return true;
	}

	if ($event->Name == 'OnItemBuild') {
	$category_id = $this->getPassedID($event);
	if ($category_id == 0) {
	return true;
	}
	}
	}

	if (in_array($event->Name, $this->_getMassPermissionEvents())) {
	$items = $this->_getPermissionCheckInfo($event);

	$perm_helper =& $this->Application->recallObject('PermissionsHelper');
	/* @var $perm_helper kPermissionsHelper */

	if (($event->Name == 'OnSave') && array_key_exists(0, $items)) {
	// adding new item (ID = 0)
	$perm_value = $perm_helper->AddCheckPermission($items[0]['ParentId'], $event->Prefix) > 0;
	}
	else {
	// leave only items, that can be edited
	$ids = Array ();
	$check_method = in_array($event->Name, Array ('OnMassDelete', 'OnCut')) ? 'DeleteCheckPermission' : 'ModifyCheckPermission';
	foreach ($items as $item_id => $item_data) {
	if ($perm_helper->$check_method($item_data['CreatedById'], $item_data['ParentId'], $event->Prefix) > 0) {
	$ids[] = $item_id;
	}
	}

	if (!$ids) {
	// no items left for editing -> no permission
	return $perm_helper->finalizePermissionCheck($event, false);
	}

	$perm_value = true;
	$event->setEventParam('ids', $ids); // will be used later by "kDBEventHandler::StoreSelectedIDs" method
	}

	return $perm_helper->finalizePermissionCheck($event, $perm_value);
	}

	if ($event->Name == 'OnPasteClipboard') {
	// forces permission check to work by current category for "Paste In Category" operation
	$category_id = $this->Application->GetVar('m_cat_id');
	$this->Application->SetVar('c_id', $category_id);
	}

	return parent::CheckPermission($event);
	}

	/**
	* Returns events, that require item-based (not just event-name based) permission check
	*
	* @return Array
	*/
	function _getMassPermissionEvents()
	{
	return Array (
	'OnEdit', 'OnSave', 'OnMassDelete', 'OnMassApprove',
	'OnMassDecline', 'OnMassMoveUp', 'OnMassMoveDown',
	'OnCut',
	);
	}

	/**
	* Returns category item IDs, that require permission checking
	*
	* @param kEvent $event
	* @return string
	*/
	function _getPermissionCheckIDs(&$event)
	{
	if ($event->Name == 'OnSave') {
	$selected_ids = implode(',', $this->getSelectedIDs($event, true));
	if (!$selected_ids) {
	$selected_ids = 0; // when saving newly created item (OnPreCreate -> OnPreSave -> OnSave)
	}
	}
	else {
	// OnEdit, OnMassDelete events, when items are checked in grid
	$selected_ids = implode(',', $this->StoreSelectedIDs($event));
	}

	return $selected_ids;
	}

	/**
	* Returns information used in permission checking
	*
	* @param kEvent $event
	* @return Array
	*/
	function _getPermissionCheckInfo(&$event)
	{
	// when saving data from temp table to live table check by data from temp table
	$id_field = $this->Application->getUnitOption($event->Prefix, 'IDField');
	$table_name = $this->Application->getUnitOption($event->Prefix, 'TableName');

	if ($event->Name == 'OnSave') {
	$table_name = $this->Application->GetTempName($table_name, 'prefix:' . $event->Prefix);
	}

	$sql = 'SELECT ' . $id_field . ', CreatedById, ParentId
	FROM ' . $table_name . '
	WHERE ' . $id_field . ' IN (' . $this->_getPermissionCheckIDs($event) . ')';
	$items = $this->Conn->Query($sql, $id_field);

	if (!$items) {
	// when creating new category, then no IDs are stored in session
	$items_info = $this->Application->GetVar( $event->getPrefixSpecial(true) );
	list ($id, $fields_hash) = each($items_info);

	if (array_key_exists('ParentId', $fields_hash)) {
	$item_category = $fields_hash['ParentId'];
	}
	else {
	$item_category = $this->Application->RecallVar('m_cat_id'); // saved in c:OnPreCreate event permission checking
	}

	$items[$id] = Array (
	'CreatedById' => $this->Application->RecallVar('user_id'),
	'ParentId' => $item_category,
	);
	}

	return $items;
	}

	/**
	* Set's mark, that root category is edited
	*
	* @param kEvent $event
	*/
	function OnEdit(&$event)
	{
	$category_id = $this->Application->GetVar($event->getPrefixSpecial().'_id');
	$this->Application->StoreVar('IsRootCategory_'.$this->Application->GetVar('m_wid'), $category_id === '0');

	parent::OnEdit($event);
	}

	/**
	* Adds selected link to listing
	*
	* @param kEvent $event
	*/
	function OnProcessSelected(&$event)
	{
	$object =& $event->getObject();
	/* @var $object kDBItem */

	$selected_ids = $this->Application->GetVar('selected_ids');

	$this->RemoveRequiredFields($object);
	$object->SetDBField($this->Application->RecallVar('dst_field'), $selected_ids['c']);
	$object->Update();

	$this->finalizePopup($event);
	}

	/**
	* Apply system filter to categories list
	*
	* @param kEvent $event
	*/
	function SetCustomQuery(&$event)
	{
	parent::SetCustomQuery($event);

	$object =& $event->getObject();
	/* @var $object kDBList */

	// don't show "Content" category in advanced view
	$object->addFilter('system_categories', '%1$s.Status <> 4');

	// show system templates from current theme only + all virtual templates
	$object->addFilter('theme_filter', '%1$s.ThemeId = ' . $this->_getCurrentThemeId() . ' OR %1$s.ThemeId = 0');

	if ($event->Special == 'showall') {
	// if using recycle bin don't show categories from there
	$recycle_bin = $this->Application->ConfigValue('RecycleBinFolder');
	if ($recycle_bin) {
	$sql = 'SELECT TreeLeft, TreeRight
	FROM '.TABLE_PREFIX.'Category
	WHERE CategoryId = '.$recycle_bin;
	$tree_indexes = $this->Conn->GetRow($sql);

	$object->addFilter('recyclebin_filter', '%1$s.TreeLeft < '.$tree_indexes['TreeLeft'].' OR %1$s.TreeLeft > '.$tree_indexes['TreeRight']);
	}
	}

	if ($event->getEventParam('parent_cat_id') !== false) {
	$parent_cat_id = $event->getEventParam('parent_cat_id');

	if ("$parent_cat_id" == 'Root') {
	$module_name = $event->getEventParam('module') ? $event->getEventParam('module') : 'In-Commerce';
	$parent_cat_id = $this->Application->findModule('Name', $module_name, 'RootCat');
	}
	}
	else {
	$parent_cat_id = $this->Application->GetVar('c_id');
	if (!$parent_cat_id) {
	$parent_cat_id = $this->Application->GetVar('m_cat_id');
	}
	if (!$parent_cat_id) {
	$parent_cat_id = 0;
	}
	}

	if ("$parent_cat_id" == '0') {
	// replace "0" category with "Content" category id (this way template
	$parent_cat_id = $this->Application->findModule('Name', 'Core', 'RootCat');
	}

	if ("$parent_cat_id" != 'any') {
	if ($event->getEventParam('recursive')) {
	if ($parent_cat_id > 0) {
	// not "Home" category
	$tree_indexes = $this->Application->getTreeIndex($parent_cat_id);

	$object->addFilter('parent_filter', TABLE_PREFIX.'Category.TreeLeft BETWEEN '.$tree_indexes['TreeLeft'].' AND '.$tree_indexes['TreeRight']);
	}
	}
	else {
	$object->addFilter('parent_filter', 'ParentId = '.$parent_cat_id);
	}
	}

	$object->addFilter('perm_filter', 'PermId = 1'); // check for CATEGORY.VIEW permission
	if ($this->Application->RecallVar('user_id') != -1) {
	// apply permission filters to all users except "root"
	$groups = explode(',',$this->Application->RecallVar('UserGroups'));
	foreach ($groups as $group) {
	$view_filters[] = 'FIND_IN_SET('.$group.', acl)';
	}
	$view_filter = implode(' OR ', $view_filters);
	$object->addFilter('perm_filter2', $view_filter);
	}

	if (!$this->Application->IsAdmin()) {
	// apply status filter only on front
	$object->addFilter('status_filter', $object->TableName.'.Status = 1');
	}

	// process "types" and "except" parameters
	$type_clauses = Array();

	$types = $event->getEventParam('types');
	$types = $types ? explode(',', $types) : Array ();

	$except_types = $event->getEventParam('except');
	$except_types = $except_types ? explode(',', $except_types) : Array ();

	if (in_array('related', $types) \|\| in_array('related', $except_types)) {
	$related_to = $event->getEventParam('related_to');
	if (!$related_to) {
	$related_prefix = $event->Prefix;
	}
	else {
	$sql = 'SELECT Prefix
	FROM '.TABLE_PREFIX.'ItemTypes
	WHERE ItemName = '.$this->Conn->qstr($related_to);
	$related_prefix = $this->Conn->GetOne($sql);
	}

	$rel_table = $this->Application->getUnitOption('rel', 'TableName');
	$item_type = (int)$this->Application->getUnitOption($event->Prefix, 'ItemType');

	if ($item_type == 0) {
	trigger_error('<strong>ItemType</strong> not defined for prefix <strong>' . $event->Prefix . '</strong>', E_USER_WARNING);
	}

	// process case, then this list is called inside another list
	$prefix_special = $event->getEventParam('PrefixSpecial');
	if (!$prefix_special) {
	$prefix_special = $this->Application->Parser->GetParam('PrefixSpecial');
	}

	$id = false;
	if ($prefix_special !== false) {
	$processed_prefix = $this->Application->processPrefix($prefix_special);
	if ($processed_prefix['prefix'] == $related_prefix) {
	// printing related categories within list of items (not on details page)
	$list =& $this->Application->recallObject($prefix_special);
	/* @var $list kDBList */

	$id = $list->GetID();
	}
	}

	if ($id === false) {
	// printing related categories for single item (possibly on details page)
	if ($related_prefix == 'c') {
	$id = $this->Application->GetVar('m_cat_id');
	}
	else {
	$id = $this->Application->GetVar($related_prefix . '_id');
	}
	}

	$p_item =& $this->Application->recallObject($related_prefix . '.current', null, Array('skip_autoload' => true));
	$p_item->Load( (int)$id );

	$p_resource_id = $p_item->GetDBField('ResourceId');

	$sql = 'SELECT SourceId, TargetId FROM '.$rel_table.'
	WHERE
	(Enabled = 1)
	AND (
	(Type = 0 AND SourceId = '.$p_resource_id.' AND TargetType = '.$item_type.')
	OR
	(Type = 1
	AND (
	(SourceId = '.$p_resource_id.' AND TargetType = '.$item_type.')
	OR
	(TargetId = '.$p_resource_id.' AND SourceType = '.$item_type.')
	)
	)
	)';

	$related_ids_array = $this->Conn->Query($sql);
	$related_ids = Array();

	foreach ($related_ids_array as $key => $record) {
	$related_ids[] = $record[ $record['SourceId'] == $p_resource_id ? 'TargetId' : 'SourceId' ];
	}

	if (count($related_ids) > 0) {
	$type_clauses['related']['include'] = '%1$s.ResourceId IN ('.implode(',', $related_ids).')';
	$type_clauses['related']['except'] = '%1$s.ResourceId NOT IN ('.implode(',', $related_ids).')';
	}
	else {
	$type_clauses['related']['include'] = '0';
	$type_clauses['related']['except'] = '1';
	}

	$type_clauses['related']['having_filter'] = false;
	}

	if (in_array('category_related', $type_clauses)) {
	$object->removeFilter('parent_filter');
	$resource_id = $this->Conn->GetOne('
	SELECT ResourceId FROM '.$this->Application->getUnitOption($event->Prefix, 'TableName').'
	WHERE CategoryId = '.$parent_cat_id
	);

	$sql = 'SELECT DISTINCT(TargetId) FROM '.TABLE_PREFIX.'Relationship
	WHERE SourceId = '.$resource_id.' AND SourceType = 1';
	$related_cats = $this->Conn->GetCol($sql);
	$related_cats = is_array($related_cats) ? $related_cats : Array();

	$sql = 'SELECT DISTINCT(SourceId) FROM '.TABLE_PREFIX.'Relationship
	WHERE TargetId = '.$resource_id.' AND TargetType = 1 AND Type = 1';
	$related_cats2 = $this->Conn->GetCol($sql);
	$related_cats2 = is_array($related_cats2) ? $related_cats2 : Array();
	$related_cats = array_unique( array_merge( $related_cats2, $related_cats ) );

	if ($related_cats) {
	$type_clauses['category_related']['include'] = '%1$s.ResourceId IN ('.implode(',', $related_cats).')';
	$type_clauses['category_related']['except'] = '%1$s.ResourceId NOT IN ('.implode(',', $related_cats).')';
	}
	else
	{
	$type_clauses['category_related']['include'] = '0';
	$type_clauses['category_related']['except'] = '1';
	}
	$type_clauses['category_related']['having_filter'] = false;
	}

	if (in_array('product_related', $types)) {
	$object->removeFilter('parent_filter');

	$product_id = $event->getEventParam('product_id') ? $event->getEventParam('product_id') : $this->Application->GetVar('p_id');
	$resource_id = $this->Conn->GetOne('
	SELECT ResourceId FROM '.$this->Application->getUnitOption('p', 'TableName').'
	WHERE ProductId = '.$product_id
	);

	$sql = 'SELECT DISTINCT(TargetId) FROM '.TABLE_PREFIX.'Relationship
	WHERE SourceId = '.$resource_id.' AND TargetType = 1';
	$related_cats = $this->Conn->GetCol($sql);
	$related_cats = is_array($related_cats) ? $related_cats : Array();
	$sql = 'SELECT DISTINCT(SourceId) FROM '.TABLE_PREFIX.'Relationship
	WHERE TargetId = '.$resource_id.' AND SourceType = 1 AND Type = 1';
	$related_cats2 = $this->Conn->GetCol($sql);
	$related_cats2 = is_array($related_cats2) ? $related_cats2 : Array();
	$related_cats = array_unique( array_merge( $related_cats2, $related_cats ) );

	if ($related_cats) {
	$type_clauses['product_related']['include'] = '%1$s.ResourceId IN ('.implode(',', $related_cats).')';
	$type_clauses['product_related']['except'] = '%1$s.ResourceId NOT IN ('.implode(',', $related_cats).')';
	}
	else {
	$type_clauses['product_related']['include'] = '0';
	$type_clauses['product_related']['except'] = '1';
	}

	$type_clauses['product_related']['having_filter'] = false;
	}

	$type_clauses['menu']['include'] = '%1$s.IsMenu = 1';
	$type_clauses['menu']['except'] = '%1$s.IsMenu = 0';

	$search_helper =& $this->Application->recallObject('SearchHelper');
	/* @var $search_helper kSearchHelper */

	$search_helper->SetComplexFilter($event, $type_clauses, implode(',', $types), implode(',', $except_types));
	}

	/**
	* Returns current theme id
	*
	* @return int
	*/
	function _getCurrentThemeId()
	{
	$themes_helper =& $this->Application->recallObject('ThemesHelper');
	/* @var $themes_helper kThemesHelper */

	return (int)$themes_helper->getCurrentThemeId();
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	* @return int
	*/
	function getPassedID(&$event)
	{
	+ if (($event->Special == 'page') \|\| ($event->Special == '-virtual') \|\| ($event->Prefix == 'st')) {
	+ return $this->_getPassedStructureID($event);
	+ }
	+
	+ if ($this->Application->IsAdmin()) {
	+ return parent::getPassedID($event);
	+ }
	+
	+ return $this->Application->GetVar('m_cat_id');
	+ }
	+
	+ /**
	+ * Enter description here...
	+ *
	+ * @param kEvent $event
	+ * @return int
	+ */
	+ function _getPassedStructureID(&$event)
	+ {
	static $page_by_template = Array ();

	if ($event->Special == 'current') {
	return $this->Application->GetVar('m_cat_id');
	}

	$event->setEventParam('raise_warnings', 0);

	$page_id = parent::getPassedID($event);

	if ($page_id === false) {
	$template = $event->getEventParam('page');
	if (!$template) {
	$template = $this->Application->GetVar('t');
	}

	// bug: when template contains "-" symbols (or others, that stripDisallowed will replace) it's not found
	if (!array_key_exists($template, $page_by_template)) {
	$sql = 'SELECT ' . $this->Application->getUnitOption($event->Prefix, 'IDField') . '
	FROM ' . $this->Application->getUnitOption($event->Prefix, 'TableName') . '
	WHERE
	(
	(NamedParentPath = ' . $this->Conn->qstr($template) . ') OR
	(NamedParentPath = ' . $this->Conn->qstr('Content/' . $template) . ') OR
	(IsSystem = 1 AND CachedTemplate = ' . $this->Conn->qstr($template) . ')
	) AND (ThemeId = ' . $this->_getCurrentThemeId() . ' OR ThemeId = 0)';

	$page_id = $this->Conn->GetOne($sql);
	}
	else {
	$page_id = $page_by_template[$template];
	}

	if ($page_id === false && EDITING_MODE) {
	// create missing pages, when in editing mode
	$object =& $this->Application->recallObject($this->Prefix . '.-new', null, Array('skip_autoload' => true));
	/* @var $object kDBItem */

	$created = $this->_prepareAutoPage($object, $template, null, SMS_MODE_AUTO, false); // create virtual (not system!) page
	if ($created) {
	if ($this->Application->ConfigValue('QuickCategoryPermissionRebuild') \|\| !$this->Application->IsAdmin()) {
	$updater =& $this->Application->recallObject('kPermCacheUpdater');
	/* @var $updater kPermCacheUpdater */

	$updater->OneStepRun();
	}

	$event->CallSubEvent('OnResetMenuCache');

	$this->Application->RemoveVar('PermCache_UpdateRequired');

	$page_id = $object->GetID();
	$this->Application->SetVar('m_cat_id', $page_id);
	}
	}

	if ($page_id) {
	$page_by_template[$template] = $page_id;
	}
	}

	if (!$page_id && !$this->Application->IsAdmin()) {
	$page_id = $this->Application->GetVar('m_cat_id');
	}

	return $page_id;
	}

	function ParentGetPassedId(&$event)
	{
	return parent::GetPassedId($event);
	}

	/**
	* Adds calculates fields for item statuses
	*
	* @param kCatDBItem $object
	* @param kEvent $event
	*/
	function prepareObject(&$object, &$event)
	{
	$object =& $event->getObject( Array('skip_autoload' => true) );

	$object->addCalculatedField(
	'IsNew',
	' IF(%1$s.NewItem = 2,
	IF(%1$s.CreatedOn >= (UNIX_TIMESTAMP() - '.
	$this->Application->ConfigValue('Category_DaysNew').
	'360024), 1, 0),
	%1$s.NewItem
	)');
	}

	/**
	* Set correct parent path for newly created categories
	*
	* @param kEvent $event
	*/
	function OnAfterCopyToLive(&$event)
	{
	$parent_path = false;
	$object =& $this->Application->recallObject($event->Prefix.'.-item', null, Array('skip_autoload' => true, 'live_table' => true));
	$object->Load($event->getEventParam('id'));
	if ($event->getEventParam('temp_id') == 0) {
	if ($object->isLoaded()) {
	// update path only for real categories (not including "Home" root category)
	$fields_hash = Array('ParentPath' => $object->buildParentPath());
	$this->Conn->doUpdate($fields_hash, $object->TableName, 'CategoryId = '.$object->GetID());
	$parent_path = $fields_hash['ParentPath'];
	}
	}
	else {
	$parent_path = $object->GetDBField('ParentPath');
	}

	if ($parent_path) {
	$cache_updater =& $this->Application->recallObject('kPermCacheUpdater', null, array('strict_path' => $parent_path));
	$cache_updater->OneStepRun();
	$cache_updater->StrictPath = false;
	}
	}

	/**
	* Set cache modification mark if needed
	*
	* @param kEvent $event
	*/
	function OnBeforeDeleteFromLive(&$event)
	{
	$id = $event->getEventParam('id');

	// loding anyway, because this object is needed by "c-perm:OnBeforeDeleteFromLive" event
	$temp_object =& $event->getObject( Array('skip_autoload' => true) );
	$temp_object->Load($id);

	if ($id == 0) {
	if ($temp_object->isLoaded()) {
	// new category -> update cache (not loaded when "Home" category)
	$this->Application->StoreVar('PermCache_UpdateRequired', 1);
	}
	return ;
	}

	// existing category was edited, check if in-cache fields are modified
	$live_object =& $this->Application->recallObject($event->Prefix.'.-item', null, Array('live_table' => true, 'skip_autoload' => true));
	$live_object->Load($id);

	$cached_fields = Array('Name', 'Filename', 'Template', 'ParentId', 'Priority');

	foreach ($cached_fields as $cached_field) {
	if ($live_object->GetDBField($cached_field) != $temp_object->GetDBField($cached_field)) {
	// use session instead of REQUEST because of permission editing in category can contain
	// multiple submits, that changes data before OnSave event occurs
	$this->Application->StoreVar('PermCache_UpdateRequired', 1);
	break;
	}
	}
	}

	/**
	* Calls kDBEventHandler::OnSave original event
	* Used in proj-cms:StructureEventHandler->OnSave
	*
	* @param kEvent $event
	*/
	function parentOnSave(&$event)
	{
	parent::OnSave($event);
	}

	/**
	* Reset root-category flag when new category is created
	*
	* @param kEvent $event
	*/
	function OnPreCreate(&$event)
	{
	// 1. for permission editing of Home category
	$this->Application->RemoveVar('IsRootCategory_' . $this->Application->GetVar('m_wid'));

	parent::OnPreCreate($event);

	$object =& $event->getObject();

	// 2. preset template
	// $object->SetDBField('Template', $this->_getDefaultDesign());

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	// 3. prepare priorities dropdown
	$category_id = $this->Application->GetVar('m_cat_id');
	$priority_helper->preparePriorities($event, true, 'ParentId = ' . $category_id);
	}

	/**
	* Checks cache update mark and redirect to cache if needed
	*
	* @param kEvent $event
	*/
	function OnSave(&$event)
	{
	$object =& $event->getObject();
	if ($object->IsRoot()) {
	$event->setEventParam('master_ids', Array(0));
	$this->RemoveRequiredFields($object);
	}

	parent::OnSave($event);

	if ($event->status != erSUCCESS) {
	return ;
	}

	// 1. update priorities
	$tmp = $this->Application->RecallVar('priority_changes'.$this->Application->GetVar('m_wid'));
	$changes = $tmp ? unserialize($tmp) : Array ();
	$changed_ids = array_keys($changes);

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	$priority_helper->updatePriorities($event, $changes, Array (0 => $event->getEventParam('ids')));

	if ($this->Application->RecallVar('PermCache_UpdateRequired')) {
	$this->Application->RemoveVar('IsRootCategory_' . $this->Application->GetVar('m_wid'));
	}

	$this->Application->StoreVar('RefreshStructureTree', 1);
	$event->CallSubEvent('OnResetMenuCache');
	}

	/**
	* Creates a new item in temp table and
	* stores item id in App vars and Session on succsess
	*
	* @param kEvent $event
	*/
	function OnPreSaveCreated(&$event)
	{
	$object =& $event->getObject( Array('skip_autoload' => true) );
	/* @var $object CategoriesItem */

	if ($object->IsRoot()) {
	// don't create root category while saving permissions
	return ;
	}

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	$category_id = $this->Application->GetVar('m_cat_id');
	$priority_helper->preparePriorities($event, true, 'ParentId = ' . $category_id);

	parent::OnPreSaveCreated($event);
	}

	/**
	* Deletes sym link to other category
	*
	* @param kEvent $event
	*/
	function OnAfterItemDelete(&$event)
	{
	parent::OnAfterItemDelete($event);

	$object =& $event->getObject();
	/* @var $object kDBItem */

	$sql = 'UPDATE '.$object->TableName.'
	SET SymLinkCategoryId = NULL
	WHERE SymLinkCategoryId = '.$object->GetID();

	$this->Conn->Query($sql);
	}


	/**
	* Exclude root categories from deleting
	*
	* @param kEvent $event
	*/
	function customProcessing(&$event, $type)
	{
	if ($event->Name == 'OnMassDelete' && $type == 'before') {
	$ids = $event->getEventParam('ids');
	if (!$ids \|\| $this->Application->ConfigValue('AllowDeleteRootCats')) {
	return ;
	}

	// get module root categories and exclude them
	foreach ($this->Application->ModuleInfo as $module_info) {
	$root_categories[] = $module_info['RootCat'];
	}
	$root_categories = array_unique($root_categories);

	if ($root_categories && array_intersect($ids, $root_categories)) {
	$event->setEventParam('ids', array_diff($ids, $root_categories));
	$this->Application->StoreVar('root_delete_error', 1);
	}
	}

	$change_events = Array ('OnPreSave', 'OnPreSaveCreated', 'OnUpdate', 'OnSave');
	if ($type == 'after' && in_array($event->Name, $change_events)) {
	$object =& $event->getObject();

	$tmp = $this->Application->RecallVar('priority_changes'.$this->Application->GetVar('m_wid'));
	$changes = $tmp ? unserialize($tmp) : array();

	if (!isset($changes[$object->GetID()])) {
	$changes[$object->GetId()]['old'] = $object->GetID() == 0 ? 'new' : $object->GetDBField('OldPriority');
	}

	if ($changes[$object->GetId()]['old'] == $object->GetDBField('Priority')) return ;

	$changes[$object->GetId()]['new'] = $object->GetDBField('Priority');
	$changes[$object->GetId()]['parent'] = $object->GetDBField('ParentId');

	$this->Application->StoreVar('priority_changes'.$this->Application->GetVar('m_wid'), serialize($changes));
	}
	}

	/**
	* Checks, that given template exists (physically) in given theme
	*
	* @param string $template
	* @param int $theme_id
	* @return bool
	*/
	function _templateFound($template, $theme_id = null)
	{
	static $init_made = false;

	if (!$init_made) {
	$this->Application->InitParser(true);
	$init_made = true;
	}

	if (!isset($theme_id)) {
	$theme_id = $this->_getCurrentThemeId();
	}

	$theme_name = $this->_getThemeName($theme_id);

	return $this->Application->TemplatesCache->TemplateExists('theme:' . $theme_name . '/' . $template);
	}

	/**
	* Removes ".tpl" in template path
	*
	* @param string $template
	* @return string
	*/
	function _stripTemplateExtension($template)
	{
	// return preg_replace('/\.[^.\\\\\\/]*$/', '', $template);

	return preg_replace('/^[\\/]{0,1}(.*)\.tpl$/', "$1", $template);
	}

	/**
	* Deletes all selected items.
	* Automatically recurse into sub-items using temp handler, and deletes sub-items
	* by calling its Delete method if sub-item has AutoDelete set to true in its config file
	*
	* @param kEvent $event
	*/
	function OnMassDelete(&$event)
	{
	if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
	return;
	}

	$ids = $this->StoreSelectedIDs($event);
	$to_delete = array();
	if ($recycle_bin = $this->Application->ConfigValue('RecycleBinFolder')) {
	$rb =& $this->Application->recallObject('c.recycle', null, Array ('skip_autoload' => true));
	$rb->Load($recycle_bin);
	$cat =& $event->getObject(Array('skip_autoload' => true));
	foreach ($ids as $id) {
	$cat->Load($id);
	if (preg_match('/^'.preg_quote($rb->GetDBField('ParentPath'),'/').'/', $cat->GetDBField('ParentPath'))) {
	$to_delete[] = $id;
	continue;
	}
	$cat->SetDBField('ParentId', $recycle_bin);
	$cat->Update();
	}
	$ids = $to_delete;
	$event->redirect = 'categories/cache_updater';
	}

	$event->setEventParam('ids', $ids);
	$this->customProcessing($event, 'before');
	$ids = $event->getEventParam('ids');

	if ($ids) {
	$recursive_helper =& $this->Application->recallObject('RecursiveHelper');
	/* @var $recursive_helper kRecursiveHelper */

	foreach ($ids as $id) {
	$recursive_helper->DeleteCategory($id, $event->Prefix);
	}
	}
	$this->clearSelectedIDs($event);

	// update priorities
	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	// after deleting categories, all priorities should be recalculated
	$parent_id = $this->Application->GetVar('m_cat_id');
	$priority_helper->recalculatePriorities($event, 'ParentId = ' . $parent_id);

	$this->Application->StoreVar('RefreshStructureTree', 1);
	$event->CallSubEvent('OnResetMenuCache');
	}

	/**
	* Add selected items to clipboard with mode = COPY (CLONE)
	*
	* @param kEvent $event
	*/
	function OnCopy(&$event)
	{
	$this->Application->RemoveVar('clipboard');
	$clipboard_helper =& $this->Application->recallObject('ClipboardHelper');
	$clipboard_helper->setClipboard($event, 'copy', $this->StoreSelectedIDs($event));
	$this->clearSelectedIDs($event);
	}

	/**
	* Add selected items to clipboard with mode = CUT
	*
	* @param kEvent $event
	*/
	function OnCut(&$event)
	{
	$this->Application->RemoveVar('clipboard');
	$clipboard_helper =& $this->Application->recallObject('ClipboardHelper');
	$clipboard_helper->setClipboard($event, 'cut', $this->StoreSelectedIDs($event));
	$this->clearSelectedIDs($event);
	}

	/**
	* Controls all item paste operations. Can occur only with filled clipbord.
	*
	* @param kEvent $event
	*/
	function OnPasteClipboard(&$event)
	{
	$clipboard = unserialize( $this->Application->RecallVar('clipboard') );
	foreach ($clipboard as $prefix => $clipboard_data) {
	$paste_event = new kEvent($prefix.':OnPaste', Array('clipboard_data' => $clipboard_data));
	$this->Application->HandleEvent($paste_event);

	$event->redirect = $paste_event->redirect;
	$event->redirect_params = $paste_event->redirect_params;
	$event->status = $paste_event->status;
	}
	}

	/**
	* Checks permission for OnPaste event
	*
	* @param kEvent $event
	* @return bool
	*/
	function _checkPastePermission(&$event)
	{
	$perm_helper =& $this->Application->recallObject('PermissionsHelper');
	/* @var $perm_helper kPermissionsHelper */

	$category_id = $this->Application->GetVar('m_cat_id');
	if ($perm_helper->AddCheckPermission($category_id, $event->Prefix) == 0) {
	// no items left for editing -> no permission
	return $perm_helper->finalizePermissionCheck($event, false);
	}

	return true;
	}

	/**
	* Paste categories with subitems from clipboard
	*
	* @param kEvent $event
	*/
	function OnPaste(&$event)
	{
	if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1) \|\| !$this->_checkPastePermission($event)) {
	return ;
	}

	$clipboard_data = $event->getEventParam('clipboard_data');

	if (!$clipboard_data['cut'] && !$clipboard_data['copy']) {
	return false;
	}

	// 1. get ParentId of moved category(-es) before it gets updated!!!)
	$id_field = $this->Application->getUnitOption($event->Prefix, 'IDField');

	if ($clipboard_data['cut']) {
	$sql = 'SELECT ParentId
	FROM ' . $this->Application->getUnitOption($event->Prefix, 'TableName') . '
	WHERE ' . $id_field . ' = ' . $clipboard_data['cut'][0];
	$source_category_id = $this->Conn->GetOne($sql);
	}

	$recursive_helper =& $this->Application->recallObject('RecursiveHelper');
	/* @var $recursive_helper kRecursiveHelper */

	if ($clipboard_data['cut']) {
	$recursive_helper->MoveCategories($clipboard_data['cut'], $this->Application->GetVar('m_cat_id'));
	}

	if ($clipboard_data['copy']) {
	foreach ($clipboard_data['copy'] as $id) {
	$recursive_helper->PasteCategory($id, $event->Prefix);
	}
	}

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */


	if ($clipboard_data['cut']) {
	$priority_helper->recalculatePriorities($event, 'ParentId = '.$source_category_id);
	}

	// recalculate priorities of newly pasted categories in destination category
	$parent_id = $this->Application->GetVar('m_cat_id');
	$priority_helper->recalculatePriorities($event, 'ParentId = ' . $parent_id);

	if ($clipboard_data['cut'] \|\| $clipboard_data['copy']) {
	// rebuild with progress bar
	if ($this->Application->ConfigValue('QuickCategoryPermissionRebuild')) {
	$updater =& $this->Application->recallObject('kPermCacheUpdater');
	/* @var $updater kPermCacheUpdater */

	$updater->OneStepRun();
	}
	else {
	$event->redirect = 'categories/cache_updater';
	}

	$event->CallSubEvent('OnResetMenuCache');
	$this->Application->StoreVar('RefreshStructureTree', 1);
	}
	}

	/**
	* Occurs when pasting category
	*
	* @param kEvent $event
	*/
	/*function OnCatPaste(&$event)
	{
	$inp_clipboard = $this->Application->RecallVar('ClipBoard');
	$inp_clipboard = explode('-', $inp_clipboard, 2);

	if($inp_clipboard[0] == 'COPY')
	{
	$saved_cat_id = $this->Application->GetVar('m_cat_id');
	$cat_ids = $event->getEventParam('cat_ids');

	$id_field = $this->Application->getUnitOption($event->Prefix, 'IDField');
	$table = $this->Application->getUnitOption($event->Prefix, 'TableName');
	$ids_sql = 'SELECT '.$id_field.' FROM '.$table.' WHERE ResourceId IN (%s)';
	$resource_ids_sql = 'SELECT ItemResourceId FROM '.TABLE_PREFIX.'CategoryItems WHERE CategoryId = %s AND PrimaryCat = 1';

	$object =& $this->Application->recallObject($event->Prefix.'.item', $event->Prefix, Array('skip_autoload' => true));

	foreach($cat_ids as $source_cat => $dest_cat)
	{
	$item_resource_ids = $this->Conn->GetCol( sprintf($resource_ids_sql, $source_cat) );
	if(!$item_resource_ids) continue;

	$this->Application->SetVar('m_cat_id', $dest_cat);
	$item_ids = $this->Conn->GetCol( sprintf($ids_sql, implode(',', $item_resource_ids) ) );

	$temp =& $this->Application->recallObject($event->getPrefixSpecial().'_TempHandler', 'kTempTablesHandler');
	if($item_ids) $temp->CloneItems($event->Prefix, $event->Special, $item_ids);
	}

	$this->Application->SetVar('m_cat_id', $saved_cat_id);
	}
	}*/

	/**
	* Cleares clipboard content
	*
	* @param kEvent $event
	*/
	function OnClearClipboard(&$event)
	{
	$this->Application->RemoveVar('clipboard');
	}

	/**
	* Sets correct status for new categories created on front-end
	*
	* @param kEvent $event
	*/
	function OnBeforeItemCreate(&$event)
	{
	$this->_beforeItemChange($event);

	if ($this->Application->IsAdmin() \|\| $event->Prefix == 'st') {
	// don't check category permissions when auto-creating structure pages
	return ;
	}

	$perm_helper =& $this->Application->recallObject('PermissionsHelper');
	/* @var $perm_helper kPermissionsHelper */

	$new_status = false;
	$category_id = $this->Application->GetVar('m_cat_id');
	if ($perm_helper->CheckPermission('CATEGORY.ADD', 0, $category_id)) {
	$new_status = STATUS_ACTIVE;
	}
	else if ($perm_helper->CheckPermission('CATEGORY.ADD.PENDING', 0, $category_id)) {
	$new_status = STATUS_PENDING;
	}

	if ($new_status) {
	$object =& $event->getObject();
	/* @var $object kDBItem */

	$object->SetDBField('Status', $new_status);
	}
	else {
	$event->status = erPERM_FAIL;
	return ;
	}
	}

	/**
	* Sets correct status for new categories created on front-end
	*
	* @param kEvent $event
	*/
	function OnBeforeItemUpdate(&$event)
	{
	parent::OnBeforeItemUpdate($event);

	$this->_beforeItemChange($event);
	}

	/**
	* Performs redirect to correct suggest confirmation template
	*
	* @param kEvent $event
	*/
	function OnCreate(&$event)
	{
	parent::OnCreate($event);

	if ($this->Application->IsAdmin() \|\| $event->status != erSUCCESS) {
	return ;
	}

	$object =& $event->getObject();

	$cache_updater =& $this->Application->recallObject('kPermCacheUpdater', null, array('strict_path' => $object->GetDBField('ParentPath')));
	$cache_updater->OneStepRun();
	$cache_updater->StrictPath = false;

	$is_active = ($object->GetDBField('Status') == STATUS_ACTIVE);

	$next_template = $is_active ? 'suggest_confirm_template' : 'suggest_pending_confirm_template';
	$event->redirect = $this->Application->GetVar($next_template);
	$event->SetRedirectParam('opener', 's');

	// send email events
	$perm_prefix = $this->Application->getUnitOption($event->Prefix, 'PermItemPrefix');

	$event_suffix = $is_active ? 'ADD' : 'ADD.PENDING';
	$this->Application->EmailEventAdmin($perm_prefix.'.'.$event_suffix);
	$this->Application->EmailEventUser($perm_prefix.'.'.$event_suffix, $object->GetDBField('CreatedById'));
	}

	/**
	* Returns current per-page setting for list
	*
	* @param kEvent $event
	* @return int
	*/
	function getPerPage(&$event)
	{
	if (!$this->Application->IsAdmin()) {
	$event->setEventParam('same_special', true);
	}

	return parent::getPerPage($event);
	}

	/**
	* Set's correct page for list
	* based on data provided with event
	*
	* @param kEvent $event
	* @access private
	* @see OnListBuild
	*/
	function SetPagination(&$event)
	{
	parent::SetPagination($event);

	if (!$this->Application->IsAdmin()) {
	$page_var = $event->getEventParam('page_var');
	if ($page_var !== false) {
	$page = $this->Application->GetVar($page_var);
	if (is_numeric($page)) {
	$object =& $event->getObject();
	$object->SetPage($page);
	}
	}
	}
	}

	/**
	* Apply same processing to each item beeing selected in grid
	*
	* @param kEvent $event
	* @access private
	*/
	function iterateItems(&$event)
	{
	if ($event->Name != 'OnMassApprove' && $event->Name != 'OnMassDecline') {
	return parent::iterateItems($event);
	}

	if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
	return;
	}

	$object =& $event->getObject( Array('skip_autoload' => true) );
	$ids = $this->StoreSelectedIDs($event);

	if ($ids) {
	$status_field = array_shift( $this->Application->getUnitOption($event->Prefix,'StatusField') );

	foreach ($ids as $id) {
	$object->Load($id);

	switch ($event->Name) {
	case 'OnMassApprove':
	$object->SetDBField($status_field, 1);
	break;

	case 'OnMassDecline':
	$object->SetDBField($status_field, 0);
	break;
	}

	if ($this->Application->GetVar('propagate_category_status')) {
	$sql = 'UPDATE '.$object->TableName.'
	SET '.$status_field.' = '.$object->GetDBField($status_field).'
	WHERE TreeLeft BETWEEN '.$object->GetDBField('TreeLeft').' AND '.$object->GetDBField('TreeRight');
	$this->Conn->Query($sql);
	}

	if ($object->Update()) {
	$event->status = erSUCCESS;
	}
	else {
	$event->status = erFAIL;
	$event->redirect = false;
	break;
	}
	}
	}

	$this->clearSelectedIDs($event);
	$this->Application->StoreVar('RefreshStructureTree', 1);
	}

	/**
	* Checks, that currently loaded item is allowed for viewing (non permission-based)
	*
	* @param kEvent $event
	* @return bool
	*/
	function checkItemStatus(&$event)
	{
	$status_fields = $this->Application->getUnitOption($event->Prefix,'StatusField');
	if (!$status_fields) {
	return true;
	}

	$status_field = array_shift($status_fields);
	if ($status_field == 'Status' \|\| $status_field == 'Enabled') {
	$object =& $event->getObject();
	if (!$object->isLoaded()) {
	return true;
	}

	return $object->GetDBField($status_field) == STATUS_ACTIVE \|\| $object->GetDBField($status_field) == 4;
	}
	return true;
	}

	// ============= for cms page processing =======================

	/**
	* Returns default design template
	*
	* @return string
	*/
	function _getDefaultDesign()
	{
	$default_design = $this->Application->ConfigValue('cms_DefaultDesign');
	return '/' . trim($default_design ? $default_design : 'designs/default_design', '/');
	}

	/**
	* Returns default design based on given virtual template (used from kApplication::Run)
	*
	* @return string
	*/
	function GetDesignTemplate($t = null)
	{
	if (!isset($t)) {
	$t = $this->Application->GetVar('t');
	}

	$page =& $this->Application->recallObject($this->Prefix . '.-virtual', null, Array ('page' => $t));
	if($page->isLoaded()) {
	$real_t = $page->GetDBField('CachedTemplate');
	$this->Application->SetVar('m_cat_id', $page->GetDBField('CategoryId') );
	if ($page->GetDBField('FormId')) {
	$this->Application->SetVar('form_id', $page->GetDBField('FormId'));
	}
	}
	else {
	$real_t = $this->_getDefaultDesign();
	}

	// $this->Application->SetVar('t', $t);

	return $real_t;
	}

	/**
	* Sets category id based on found template (used from kApplication::Run)
	*
	* @deprecated
	*/
	/*function SetCatByTemplate()
	{
	$t = $this->Application->GetVar('t');
	$page =& $this->Application->recallObject($this->Prefix . '.-virtual');

	if ($page->isLoaded()) {
	$this->Application->SetVar('m_cat_id', $page->GetDBField('CategoryId') );
	}
	}*/

	/**
	* Prepares template paths
	*
	* @param kEvent $event
	*/
	function _beforeItemChange(&$event)
	{
	$object =& $event->getObject();
	/* @var $object kDBItem */

	$object->SetDBField('Template', $this->_stripTemplateExtension( $object->GetDBField('Template') ));

	if ($object->GetDBField('IsSystem') == 1) {
	if (!$this->_templateFound($object->GetDBField('Template'), $object->GetDBField('ThemeId'))) {
	$object->SetError('Template', 'template_file_missing', 'la_error_TemplateFileMissing');
	}
	}

	$this->_saveTitleField($object, 'Title');
	$this->_saveTitleField($object, 'MenuTitle');
	}

	/**
	* Sets page name to requested field in case when:
	* 1. page was auto created (through theme file rebuld)
	* 2. requested field is emtpy
	*
	* @param kDBItem $object
	* @param string $field
	* @author Alex
	*/
	function _saveTitleField(&$object, $field)
	{
	$value = $object->GetField($field);
	if ($value == '' \|\| preg_match('/^_Auto: (.*)/', $value)) {
	$ml_formatter =& $this->Application->recallObject('kMultiLanguage');
	/* @var $ml_formatter kMultiLanguage */

	$object->SetField(
	$ml_formatter->LangFieldName($field),
	$object->GetField( $ml_formatter->LangFieldName('Name') )
	);
	}
	}

	/**
	* Don't allow to delete system pages, when not in debug mode
	*
	* @param kEvent $event
	*/
	function OnBeforeItemDelete(&$event)
	{
	$object =& $event->getObject();
	if ($object->GetDBField('IsSystem') && !$this->Application->isDebugMode()) {
	$event->status = erFAIL;
	}
	}

	/**
	* Enter description here...
	*
	* @param StructureItem $object
	* @param string $template
	*/
	function _prepareAutoPage(&$object, $template, $theme_id = null, $system_mode = SMS_MODE_AUTO, $template_info = Array ())
	{
	$template = $this->_stripTemplateExtension($template);

	if ($system_mode == SMS_MODE_AUTO) {
	$system = $this->_templateFound($template, $theme_id) ? 1 : 0;
	}
	else {
	$system = $system_mode == SMS_MODE_FORCE ? 1 : 0;
	}

	if ($system && $template_info === false) {
	// do not autocreate system pages, when browsing through site
	return false;
	}

	if (!isset($theme_id)) {
	$theme_id = $this->_getCurrentThemeId();
	}

	$root_category = $this->Application->findModule('Name', 'Core', 'RootCat');
	$page_category = $this->Application->GetVar('m_cat_id');
	if (!$page_category) {
	$page_category = $root_category;
	$this->Application->SetVar('m_cat_id', $page_category);
	}

	if (!$system && strpos($template, '/') !== false) {
	// virtual page, but have "/" in template path -> create it's path
	$category_path = explode('/', $template);
	$template = array_pop($category_path);

	$page_category = $this->_getParentCategoryFromPath($category_path, $root_category, $theme_id);
	}

	$page_name = $system ? '_Auto: ' . $template : $template;
	$page_description = '';

	if ($system) {
	$design_template = strtolower($template); // leading "/" not added !
	if ($template_info) {
	if (array_key_exists('name', $template_info) && $template_info['name']) {
	$page_name = $template_info['name'];
	}

	if (array_key_exists('desc', $template_info) && $template_info['desc']) {
	$page_description = $template_info['desc'];
	}

	if (array_key_exists('section', $template_info) && $template_info['section']) {
	// this will override any global "m_cat_id"
	$page_category = $this->_getParentCategoryFromPath(explode('\|\|', $template_info['section']), $root_category, $theme_id);
	}
	}
	}
	else {
	$design_template = $this->_getDefaultDesign(); // leading "/" added !
	}

	// put all templates to then end of list (in their category)
	$sql = 'SELECT MIN(Priority)
	FROM ' . $object->TableName . '
	WHERE ParentId = ' . $page_category;
	$min_priority = (int)$this->Conn->GetOne($sql);

	$object->Clear();
	$object->SetDBField('ParentId', $page_category);
	$object->SetDBField('IsSystem', $system);


	// system templates don't build their NamedParentPath based on their location because they are all added under
	// "Content" when theme file structure is rebuilded and for ex. file "in-edit/designs/general" will have filename
	// (after stripDisallowed) like "in_edit_designs_general" witch is less readable like "in-edit/designs/general"
	// as for now.

	// TODO: 1. make system template NamedParentPath dependent on their location in structure.
	// 2. load cms-page not only by NamedParentPath, but also by 'OR (Template = "$template" AND IsSystem = 1)'
	// This way we can store CMS-blocks based on system template name on HDD no matter where it's location is
	// and we can address him from template using his system path OR structure path (CMS-blocks should work too).

	$object->SetDBField('IsMenu', 0);
	$object->SetDBField('ThemeId', $system ? $theme_id : 0);
	$object->SetDBField('Priority', $min_priority - 1);
	$object->SetDBField('Template', $design_template);
	$object->SetDBField('CachedTemplate', $design_template);

	$primary_language = $this->Application->GetDefaultLanguageId();
	$current_language = $this->Application->GetVar('m_lang');
	$object->SetDBField('l' . $primary_language . '_Name', $page_name);
	$object->SetDBField('l' . $current_language . '_Name', $page_name);
	$object->SetDBField('l' . $primary_language . '_Description', $page_description);
	$object->SetDBField('l' . $current_language . '_Description', $page_description);

	return $object->Create();
	}

	function _getParentCategoryFromPath($category_path, $base_category, $theme_id = null)
	{
	static $category_ids = Array ();

	if (!$category_path) {
	return $base_category;
	}

	if (array_key_exists(implode('\|\|', $category_path), $category_ids)) {
	return $category_ids[ implode('\|\|', $category_path) ];
	}

	$backup_category_id = $this->Application->GetVar('m_cat_id');

	$object =& $this->Application->recallObject($this->Prefix . '.-item', null, Array ('skip_autoload' => true));
	/* @var $object kDBItem */

	$parent_id = $base_category;

	$filenames_helper =& $this->Application->recallObject('FilenamesHelper');
	/* @var $filenames_helper kFilenamesHelper */

	$safe_category_path = array_map(Array (&$filenames_helper, 'replaceSequences'), $category_path);

	foreach ($category_path as $category_order => $category_name) {
	$this->Application->SetVar('m_cat_id', $parent_id);

	// get virtual category first, when possible
	$sql = 'SELECT ' . $object->IDField . '
	FROM ' . $object->TableName . '
	WHERE
	(
	Filename = ' . $this->Conn->qstr($safe_category_path[$category_order]) . ' OR
	Filename = ' . $this->Conn->qstr( $filenames_helper->replaceSequences('_Auto: ' . $category_name) ) . '
	) AND
	(ParentId = ' . $parent_id . ') AND
	(ThemeId = 0 OR ThemeId = ' . $theme_id . ')
	ORDER BY ThemeId ASC';
	$parent_id = $this->Conn->GetOne($sql);

	if ($parent_id === false) {
	// page not found
	$template = implode('/', array_slice($safe_category_path, 0, $category_order + 1));

	// don't process system templates in sub-categories
	$system = $this->_templateFound($template, $theme_id) && (strpos($template, '/') === false);

	if (!$this->_prepareAutoPage($object, $category_name, $theme_id, $system ? SMS_MODE_FORCE : false)) {
	// page was not created
	break;
	}

	$parent_id = $object->GetID();
	}
	}

	$this->Application->SetVar('m_cat_id', $backup_category_id);
	$category_ids[ implode('\|\|', $category_path) ] = $parent_id;

	return $parent_id;
	}

	/**
	* Returns theme name by it's id. Used in structure page creation.
	*
	* @param int $theme_id
	* @return string
	*/
	function _getThemeName($theme_id)
	{
	static $themes = null;

	if (!isset($themes)) {
	$id_field = $this->Application->getUnitOption('theme', 'IDField');
	$table_name = $this->Application->getUnitOption('theme', 'TableName');

	$sql = 'SELECT Name, ' . $id_field . '
	FROM ' . $table_name . '
	WHERE Enabled = 1';
	$themes = $this->Conn->GetCol($sql, $id_field);
	}

	return array_key_exists($theme_id, $themes) ? $themes[$theme_id] : false;
	}

	/**
	* Resets SMS-menu cache
	*
	* @param kEvent $event
	*/
	function OnResetMenuCache(&$event)
	{
	$this->Conn->Query('DELETE FROM '.TABLE_PREFIX.'Cache WHERE VarName IN ("cms_menu", "StructureTree")');
	}

	/**
	* Updates structure config
	*
	* @param kEvent $event
	*/
	function OnAfterConfigRead(&$event)
	{
	parent::OnAfterConfigRead($event);

	if (defined('IS_INSTALL') && IS_INSTALL) {
	// skip any processing, because Category table doesn't exists until install is finished
	return ;
	}

	$root_category = $this->Application->findModule('Name', 'Core', 'RootCat');

	// set root category
	$section_ajustments = $this->Application->getUnitOption($event->Prefix, 'SectionAdjustments');

	$section_ajustments['in-portal:browse'] = Array (
	'url' => Array ('m_cat_id' => $root_category),
	'late_load' => Array ('m_cat_id' => $root_category),
	'onclick' => 'checkCatalog(' . $root_category . ')',
	);

	$this->Application->setUnitOption($event->Prefix, 'SectionAdjustments', $section_ajustments);

	// prepare structure dropdown
	$category_helper =& $this->Application->recallObject('CategoryHelper');
	/* @var $category_helper CategoryHelper */

	$fields = $this->Application->getUnitOption($event->Prefix, 'Fields');

	$fields['ParentId']['default'] = (int)$this->Application->GetVar('m_cat_id');
	$fields['ParentId']['options'] = $category_helper->getStructureTreeAsOptions();

	// limit design list by theme
	$design_folders = Array ('tf.FilePath = "/designs"', 'tf.FilePath = "/platform/designs"');
	foreach ($this->Application->ModuleInfo as $module_name => $module_info) {
	$design_folders[] = 'tf.FilePath = "/' . $module_info['TemplatePath'] . 'designs"';
	}
	$design_folders = array_unique($design_folders);

	$theme_id = $this->_getCurrentThemeId();
	$design_sql = $fields['Template']['options_sql'];
	$design_sql = str_replace('(tf.FilePath = "/designs")', '(' . implode(' OR ', $design_folders) . ')' . ' AND (t.ThemeId = ' . $theme_id . ')', $design_sql);
	$fields['Template']['options_sql'] = $design_sql;

	$this->Application->setUnitOption($event->Prefix, 'Fields', $fields);

	if ($this->Application->IsAdmin()) {
	// don't sort by Front-End sorting fields
	$config_mapping = $this->Application->getUnitOption($event->Prefix, 'ConfigMapping');
	$remove_keys = Array ('DefaultSorting1Field', 'DefaultSorting2Field', 'DefaultSorting1Dir', 'DefaultSorting2Dir');
	foreach ($remove_keys as $remove_key) {
	unset($config_mapping[$remove_key]);
	}
	$this->Application->setUnitOption($event->Prefix, 'ConfigMapping', $config_mapping);
	}
	else {
	// sort by parent path on Front-End only
	$list_sortings = $this->Application->getUnitOption($event->Prefix, 'ListSortings');
	$list_sortings['']['ForcedSorting'] = Array ("CurrentSort" => 'asc');
	$this->Application->setUnitOption($event->Prefix, 'ListSortings', $list_sortings);
	}

	// add grids for advanced view (with primary category column)
	$grids = $this->Application->getUnitOption($this->Prefix, 'Grids');
	$process_grids = Array ('Default', 'Radio');
	foreach ($process_grids as $process_grid) {
	$grid_data = $grids[$process_grid];
	$grid_data['Fields']['CachedNavbar'] = Array ('title' => 'la_col_Path', 'data_block' => 'grid_parent_category_td', 'filter_block' => 'grid_like_filter');
	$grids[$process_grid . 'ShowAll'] = $grid_data;
	}
	$this->Application->setUnitOption($this->Prefix, 'Grids', $grids);
	}

	/**
	* Removes this item and it's children (recursive) from structure dropdown
	*
	* @param kEvent $event
	*/
	function OnAfterItemLoad(&$event)
	{
	parent::OnAfterItemLoad($event);

	if (!$this->Application->IsAdmin()) {
	return ;
	}

	$object =& $event->getObject();

	// remove this category & it's children from dropdown
	$sql = 'SELECT '.$object->IDField.'
	FROM '.$this->Application->getUnitOption($event->Prefix, 'TableName').'
	WHERE ParentPath LIKE "'.$object->GetDBField('ParentPath').'%"';
	$remove_categories = $this->Conn->GetCol($sql);

	$field_options = $object->GetFieldOptions('ParentId');
	foreach ($remove_categories as $remove_category) {
	unset($field_options['options'][$remove_category]);
	}
	$object->SetFieldOptions('ParentId', $field_options);

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	$priority_helper->preparePriorities($event, false, 'ParentId = '.$object->GetDBField('ParentId'));

	// storing prioriry right after load for comparing when updating
	$object->SetDBField('OldPriority', $object->GetDBField('Priority'));
	}

	/**
	* Builds list
	*
	* @param kEvent $event
	* @access protected
	*/
	function OnListBuild(&$event)
	{
	parent::OnListBuild($event);

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	$priority_helper->preparePriorities($event, false, 'ParentId = '.$this->Application->GetVar('m_cat_id'));
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnAfterRebuildThemes(&$event)
	{
	$sql = 'SELECT t.ThemeId, CONCAT( tf.FilePath, \'/\', tf.FileName ) AS Path, tf.FileMetaInfo
	FROM '.TABLE_PREFIX.'ThemeFiles AS tf
	LEFT JOIN '.TABLE_PREFIX.'Theme AS t ON t.ThemeId = tf.ThemeId
	WHERE t.Enabled = 1 AND tf.FileType = 1
	AND (
	SELECT COUNT(CategoryId)
	FROM ' . TABLE_PREFIX . 'Category
	WHERE CONCAT(\'/\', ' . TABLE_PREFIX . 'Category.Template, \'.tpl\') = CONCAT( tf.FilePath, \'/\', tf.FileName )
	) = 0 ';
	$files = $this->Conn->Query($sql, 'Path');
	if (!$files) {
	// all possible pages are already created
	return ;
	}

	set_time_limit(0);
	ini_set('memory_limit', -1);

	$dummy =& $this->Application->recallObject($event->Prefix . '.-dummy', null, Array ('skip_autoload' => true));
	/* @var $dummy kDBItem */

	$error_count = 0;
	foreach ($files as $a_file => $file_info) {
	$status = $this->_prepareAutoPage($dummy, $a_file, $file_info['ThemeId'], SMS_MODE_FORCE, unserialize($file_info['FileMetaInfo'])); // create system page
	if (!$status) {
	$error_count++;
	}
	}

	if ($this->Application->ConfigValue('QuickCategoryPermissionRebuild')) {
	$updater =& $this->Application->recallObject('kPermCacheUpdater');
	/* @var $updater kPermCacheUpdater */

	$updater->OneStepRun();
	}

	$event->CallSubEvent('OnResetMenuCache');

	if ($error_count) {
	// allow user to review error after structure page creation
	$event->MasterEvent->redirect = false;
	}
	}

	/**
	* Processes OnMassMoveUp, OnMassMoveDown events
	*
	* @param kEvent $event
	*/
	function OnChangePriority(&$event)
	{
	$object =& $event->getObject( Array('skip_autoload' => true) );
	$ids = $this->StoreSelectedIDs($event);

	if ($ids) {
	$id_field = $this->Application->getUnitOption($event->Prefix, 'IDField');
	$table_name = $this->Application->getUnitOption($event->Prefix, 'TableName');
	$parent_id = $this->Application->GetVar('m_cat_id');

	$sql = 'SELECT Priority, '.$id_field.'
	FROM '.$table_name.'
	WHERE '.$id_field.' IN ('.implode(',', $ids).')';
	$priorities = $this->Conn->GetCol($sql, $id_field);

	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	foreach ($ids as $id) {
	$new_priority = $priorities[$id] + ($event->Name == 'OnMassMoveUp' ? +1 : -1);

	$changes = Array (
	$id => Array ('old' => $priorities[$id], 'new' => $new_priority, 'parent' => $parent_id),
	);

	$sql = 'UPDATE '.$table_name.'
	SET Priority = '.$new_priority.'
	WHERE '.$id_field.' = '.$id;
	$this->Conn->Query($sql);

	$priority_helper->updatePriorities($event, $changes, Array ($id => $id));
	}
	}

	$this->clearSelectedIDs($event);
	$this->Application->StoreVar('RefreshStructureTree', 1);
	}

	/**
	* Completely recalculates priorities in current category
	*
	* @param kEvent $event
	*/
	function OnRecalculatePriorities(&$event)
	{
	$priority_helper =& $this->Application->recallObject('PriorityHelper');
	/* @var $priority_helper kPriorityHelper */

	$parent_id = $this->Application->GetVar('m_cat_id');
	$priority_helper->recalculatePriorities($event, 'ParentId = ' . $parent_id);
	}

	/**
	* Update Preview Block for FCKEditor
	*
	* @param kEvent $event
	*/
	function OnUpdatePreviewBlock(&$event)
	{
	$event->status = erSTOP;
	$string = unhtmlentities($this->Application->GetVar('preview_content'));

	$category_helper =& $this->Application->recallObject('CategoryHelper');
	/* @var $category_helper CategoryHelper */

	$string = $category_helper->replacePageIds($string);

	$this->Application->StoreVar('_editor_preview_content_', $string);
	}
	}

	?>
	\ No newline at end of file

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