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	Index: branches/5.3.x/units/links/link_tag_processor.php
	===================================================================
	--- branches/5.3.x/units/links/link_tag_processor.php (revision 15978)
	+++ branches/5.3.x/units/links/link_tag_processor.php (revision 15979)
	@@ -1,464 +1,464 @@
	<?php
	/**
	* @version $Id$
	* @package In-Link
	* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
	* @license GNU/GPL
	* In-Portal is Open Source software.
	* This means that this software may have been modified pursuant
	* the GNU General Public License, and as distributed it includes
	* or is derivative of works licensed under the GNU General Public License
	* or other free or open source software licenses.
	* See http://www.in-portal.org/license for copyright notices and details.
	*/

	defined('FULL_PATH') or die('restricted access!');

	class LinkTagProcessor extends kCatDBTagProcessor {


	/**
	* Returns object used in tag processor
	*
	* @access public
	* @return kDBBase
	*/
	/*function &getObject($params = Array())
	{
	$object =& parent::getObject($params);

	// Forces item loading (compatibility with old theme)
	if (is_subclass_of($object, 'kDBItem')) {
	// force reload when using from old code
	$id = $this->Application->GetVar($this->Prefix.'_id');
	if ($object->isLoaded() && $id && ($object->GetID() != $id)) {
	$object->Load($id);
	}
	}

	return $object;
	}*/

	function getListingInfo($resource_id, $field = null)
	{
	$sql = 'SELECT *
	FROM ' . $this->Application->getUnitConfig('ls')->getTableName() . '
	WHERE ItemResourceId = ' . $resource_id;
	$listing_info = $this->Conn->GetRow($sql);

	return isset($field) ? $listing_info[$field] : $listing_info;
	}

	/**
	* Detects listing enhancement status (enhanced or not)
	*
	* @param Array $params
	* @return int
	*/
	function LinkIsEnhanced($params)
	{
	$object = $this->getObject($params);
	/* @var $object kDBItem */

	if ($object->GetDBField('Status') == STATUS_PENDING \|\| $object->GetDBField('Status') == STATUS_PENDING_EDITING) {
	return false;
	}

	$listing_type_id = $this->getListingInfo($object->GetDBField('ResourceId'), 'ListingTypeId');

	$this->Application->SetVar('lst_id', $listing_type_id); // compatibility with old-theme
	return $listing_type_id ? 1 : 0;
	}

	/**
	* Detects if enhancement is pending approval
	*
	* @param Array $params
	* @return int
	*/
	function EnhancementIsPending($params)
	{
	$object = $this->getObject($params);
	/* @var $object kDBItem */

	$status = $this->getListingInfo($object->GetDBField('ResourceId'), 'Status');

	return $status == STATUS_PENDING ? 1 : 0;
	}

	function ListingTypeField($params)
	{
	$object = $this->getObject($params);
	/* @var $object kDBItem */

	$lst_id = $this->getListingInfo($object->GetDBField('ResourceId'), 'ListingTypeId');

	$lst_object = $this->Application->recallObject('lst', null, Array('skip_autoload' => true));
	$lst_object->Load($lst_id);

	return $lst_object->GetField( $this->SelectParam($params, 'name,field') );
	}

	function EnhancementField($params)
	{
	$object = $this->getObject($params);
	/* @var $object kDBItem */

	$listing_id = $this->getListingInfo($object->GetDBField('ResourceId'), 'ListingId');

	$listing_object = $this->Application->recallObject('ls', null, Array('skip_autoload' => true));
	$listing_object->Load($listing_id);

	return $listing_object->GetField( $this->SelectParam($params, 'name,field') );
	}

	function IsRenewalPeriod($params)
	{
	$object = $this->getObject($params);
	/* @var $object kDBItem */

	$listing_info = $this->getListingInfo($object->GetDBField('ResourceId'));

	$sql = 'SELECT RenewalReminder
	FROM ' . $this->Application->getUnitConfig('lst')->getTableName() . '
	WHERE ListingTypeId = ' . $listing_info['ListingTypeId'];
	$renewal_interval = $this->Conn->GetOne($sql) * 3600 * 24;

	return ($listing_info['ExpiresOn'] - time() < $renewal_interval) ? 1 : 0;
	}

	function FirstListingType($params)
	{
	static $first = true;
	if ($first) {
	$first = false;
	return true;
	}
	else {
	return false;
	}
	}

	function IsReocurringEnhancement($params)
	{
	$params['name'] = 'Recurring';
	return $this->ListingTypeField($params);
	}

	function EnhanceUsingInCommerce($params)
	{
	- if (!$this->Application->isModuleEnabled('In-Commerce')) {
	+ if ( !$this->Application->prefixRegistred('ord') ) {
	return 0;
	}

	$object = $this->getObject($params);
	/* @var $object kDBItem */

	$listtype_id = $this->getListingInfo($object->GetDBField('ResourceId'), 'ListingTypeId');

	$lst_object = $this->Application->recallObject('lst', null, Array('skip_autoload' => true));
	$lst_object->Load($listtype_id);

	return $lst_object->GetDBField('EnableBuying');
	}

	function ClickLink($params)
	{
	$object = $this->getObject($params);

	return $this->Application->HREF($params['t'], '', Array('l_id' => $object->GetID(), 'pass'=>'all,l' ));
	}

	function ListRelatedLinks($params)
	{
	return $this->PrintList2($params);
	}

	function LinkLink($params)
	{
	return $this->ItemLink($params, 'link');
	}

	function ListingDescription($params)
	{
	$listing_type = $this->Application->recallObject('lst');
	/* @var $listing_type kDBItem */

	return $listing_type->GetDBField('Description');
	}

	function ListingTypeDetailsLink($params)
	{
	$listing_type = $this->Application->recallObject('lst', null, Array ('raise_warnings' => 0));
	/* @var $listing_type kDBList */

	$params['lst_id'] = $listing_type->isLoaded() ? $listing_type->GetID() : $this->Application->Parser->GetParam('key');

	return $this->Application->ProcessParsedTag('m', 'Link', $params);
	}

	/**
	* Register hit & go to link url
	*
	* @param Array $params
	*/
	function FollowLocation($params)
	{
	$object = $this->getObject($params);
	/* @var $object kCatDBItem */

	if (!$object->isLoaded()) {
	throw new Exception('No Link ID for redirect');
	}

	$object->RegisterHit();

	// save user and time
	if (!$this->Application->isAdmin && $this->Application->LoggedIn()) {
	$resource_id = $object->GetDBField('ResourceId');
	$user_id = $this->Application->RecallVar('user_id');

	$link_visit = $this->Application->recallObject('l-visit', null, Array ('skip_autoload' => true));
	/* @var $link_visit kDBItem */

	$link_visit->Load( Array ('ResourceId' => $resource_id, 'PortalUserId' => $user_id) );
	if ($link_visit->isLoaded()) {
	// for existing visits update date
	$link_visit->SetDBField('VisitTimestamp_date', time());
	$link_visit->SetDBField('VisitTimestamp_time', time());
	}
	else {
	// for new visits set user & link, visit will be set as default value
	$link_visit->SetDBField('ResourceId', $resource_id);
	$link_visit->SetDBField('PortalUserId', $user_id);
	}

	$status = $link_visit->isLoaded() ? $link_visit->Update() : $link_visit->Create();
	}

	$url_field = $this->Application->GetVar('url_field');
	$url = $object->GetDBField($url_field);
	if (!preg_match('/^(http\|ftp\|mailto:)(.*)/U', $url)) {
	$url = 'http://'.$url;
	}

	$this->Application->Redirect('external:'.$url);
	}

	/**
	* Returns formatted address (from custom fields) for using with google
	*
	* @param Array $params
	* @return string
	*/
	function GetGoogleAddress($params)
	{
	$object = $this->getObject($params);

	if (isset($params['display_info']) && $params['display_info']) {
	$ret = $object->GetField('cust_LinkAddress') ? $object->GetField('cust_LinkAddress').'<BR/>' : '';
	$ret .= $object->GetField('cust_LinkCity') ? $object->GetField('cust_LinkCity').',' : '';
	$ret .= $object->GetField('cust_LinkState') ? $object->GetField('cust_LinkState') : '';
	$ret .= $object->GetField('cust_LinkZipCode') ? $object->GetField('cust_LinkZipCode').'<BR/>' : '';
	$ret .= $object->GetField('cust_LinkCountry') ? $object->GetField('cust_LinkCountry').'<BR/>' : '';
	$ret .= $object->GetField('cust_LinkPhone') ? '<b>'.$this->Application->Phrase('lu_fld_LinkPhone').':</b> '.$object->GetField('cust_LinkPhone') : '';

	return $ret;
	}

	$ret = $object->GetField('cust_LinkAddress') ? $object->GetField('cust_LinkAddress').',' : '';
	$ret .= $object->GetField('cust_LinkCity') ? $object->GetField('cust_LinkCity').',' : '';
	$ret .= $object->GetField('cust_LinkState') ? $object->GetField('cust_LinkState').',' : '';
	$ret .= $object->GetField('cust_LinkZipCode') ? $object->GetField('cust_LinkZipCode').',' : '';
	$ret .= $object->GetField('cust_LinkCountry') ? $object->GetField('cust_LinkCountry') : '';

	return $ret;
	}

	/**
	* Returns timestamp of last link visit for logged in users only.
	*
	* @param Array $params
	* @return string
	*/
	function LastVisited($params)
	{
	if ( !$this->Application->LoggedIn() ) {
	// we don't gather link visit statistics for Guests
	return '';
	}

	static $link_visited = Array ();

	$object = $this->getObject($params);
	/* @var $object kDBList */

	if ( !isset($link_visited[$this->Special]) ) {
	$resource_ids = $object->GetCol('ResourceId');
	$user_id = $this->Application->RecallVar('user_id');

	$table_name = $this->Application->getUnitConfig('l-visit')->getTableName();
	$sql = 'SELECT VisitTimestamp, ResourceId
	FROM ' . $table_name . '
	WHERE (PortalUserId = ' . $user_id . ') AND (ResourceId IN (' . implode(',', $resource_ids) . '))';
	$link_visited[$this->Special] = $this->Conn->GetCol($sql, 'ResourceId');
	}

	if ( !isset($link_visited[$this->Special][$object->GetDBField('ResourceId')]) ) {
	// link has no visit information for current user
	return '';
	}

	$link_visit = $link_visited[$this->Special][$object->GetDBField('ResourceId')];

	if ( isset($params['formatted']) && $params['formatted'] ) {
	// format the date
	$lang = $this->Application->recallObject('lang.current');
	/* @var $lang LanguagesItem */

	if ( isset($params['display_time']) && $params['display_time'] ) {
	$display_format = $lang->GetDBField('DateFormat') . ' @ ' . $lang->GetDBField('TimeFormat');
	}
	else {
	$display_format = $lang->GetDBField('DateFormat');
	}

	return date($display_format, $link_visit);
	}

	return $link_visit;
	}

	/**
	* Checks if specified Custom Fields and condition are true
	*
	* @param Array $params
	* @return string
	*/
	function HasValue($params)
	{
	$condition = isset($params['condition']) ? strtolower($params['condition']) : false;
	$fields = isset($params['fields']) ? $params['fields'] : false;
	if (!$fields \|\| !in_array($condition, Array('or', 'and'))) {
	// required parameters not passed
	return false;
	}

	$fields = explode(',', $fields);

	$object = $this->getObject($params);
	/* @var $object kDBList */

	switch ($condition) {
	case 'or':
	foreach ($fields as $field) {
	if (strlen($object->GetDBField($field))) {
	return true;
	}
	}
	break;

	case 'and':
	foreach ($fields as $field) {
	if (!strlen($object->GetDBField($field))) {
	return false;
	}
	}
	break;
	}

	return $condition == 'and' ? true : false;
	}

	/**
	* Gets and parses custom details template or default one
	*
	* @param Array $params
	* @return string
	*/
	function DisplayDetailTemplate($params)
	{
	$object = $this->getObject($params);
	/* @var $object kDBItem */

	$template_name = $object->GetDBField('CustomTemplate');
	if (!$template_name \|\| !$this->Application->TemplatesCache->TemplateExists($template_name)) {
	$template_name = $params['default_template'];
	}

	$block_params['name'] = $template_name;

	// parse template
	return $this->Application->ParseBlock($block_params);
	}

	/**
	* Changes title preset of "Duplicate checker" section to show current grouping
	*
	* @param Array $params
	*/
	function ModifyUnitConfig($params)
	{
	$grid = array_key_exists('grid', $params) ? $params['grid'] : false;
	if ($grid != 'Duplicates') {
	// only for "Duplicate Checker" section
	return ;
	}

	$link_helper = $this->Application->recallObject('LinkHelper');
	/* @var $link_helper LinkHelper */

	// 1. get current grouping
	$grouping = $link_helper->getGrouping( $this->getPrefixSpecial() );

	$config = $this->getUnitConfig();

	// 2. replace field names in grouping with their corresponding column titles
	$grids = $config->getGrids();

	foreach ($grouping as $index => $group_field) {
	$group_field = preg_replace('/^l[\d]+_/', '', $group_field); // remove ml prefix
	$grouping[$index] = $this->Application->Phrase($grids[$grid]['Fields'][$group_field]['title']);
	}

	// 3. patch resulting title preset
	$concat_with = "' " . $this->Application->Phrase('la_and') . " '";
	$title_preset = $config->getTitlePresetByName('duplicate_links');
	$title_preset = str_replace('%s', "'" . implode($concat_with, $grouping) . "'", $title_preset);
	$config->addTitlePresets($title_preset, 'duplicate_links');
	}

	/**
	* Allows to modify block params & current list record before PrintList parses record
	*
	* @param kDBList $object
	* @param Array $block_params
	*/
	function PrepareListElementParams(&$object, &$block_params)
	{
	$grid = array_key_exists('grid', $block_params) ? $block_params['grid'] : false;
	if ($grid != 'Duplicates') {
	// only for "Duplicate Checker" section
	return ;
	}

	static $grouping = null;

	if (!isset($grouping)) {
	$link_helper = $this->Application->recallObject('LinkHelper');
	/* @var $link_helper LinkHelper */

	// 1. get current grouping
	$grouping = $link_helper->getGrouping( $this->getPrefixSpecial() );
	}

	$fields_hash =& $object->getCurrentRecord();

	$key_fields = Array ();
	foreach ($grouping as $group_field) {
	$key_fields[$group_field] = $fields_hash[$group_field];
	}

	$fields_hash['LinkId'] = base64_encode( serialize($key_fields) );
	}
	}
	\ No newline at end of file
	Index: branches/5.3.x/units/listings/listings_event_handler.php
	===================================================================
	--- branches/5.3.x/units/listings/listings_event_handler.php (revision 15978)
	+++ branches/5.3.x/units/listings/listings_event_handler.php (revision 15979)
	@@ -1,880 +1,880 @@
	<?php
	/**
	* @version $Id$
	* @package In-Link
	* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
	* @license GNU/GPL
	* In-Portal is Open Source software.
	* This means that this software may have been modified pursuant
	* the GNU General Public License, and as distributed it includes
	* or is derivative of works licensed under the GNU General Public License
	* or other free or open source software licenses.
	* See http://www.in-portal.org/license for copyright notices and details.
	*/

	defined('FULL_PATH') or die('restricted access!');

	class ListingsEventHandler extends kDBEventHandler {

	/**
	* Allows to override standard permission mapping
	*
	* @return void
	* @access protected
	* @see kEventHandler::$permMapping
	*/
	protected function mapPermissions()
	{
	parent::mapPermissions();

	$permissions = Array(
	// front
	'OnRequestEnhancement' => Array ('self' => true),
	'OnCancelEnhancement' => Array ('self' => true),
	'OnExtendEnhancement' => Array ('self' => true),
	);

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

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

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

	if ( $selected_ids['l'] ) {
	$link_id = $selected_ids['l'];
	$config = $this->Application->getUnitConfig('l');

	$sql = 'SELECT ResourceId
	FROM ' . $config->getTableName() . '
	WHERE ' . $config->getIDField() . ' = ' . $link_id;

	$object->SetDBField($this->Application->RecallVar('dst_field'), $this->Conn->GetOne($sql));
	$object->IgnoreValidation = true;
	// $this->RemoveRequiredFields($object);
	$object->Update();
	}

	$this->finalizePopup($event);
	}

	function OnPreSaveListing($event)
	{
	$event->redirect=false;
	$object = $event->getObject( Array('skip_autoload' => true) );
	$object->IgnoreValidation = true;
	// $this->RemoveRequiredFields($object);
	$event->CallSubEvent('OnPreSave');
	$this->Application->SetVar($event->getPrefixSpecial(true).'_id', $object->GetId());
	return;
	}

	/**
	* Occurs before updating item
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnBeforeItemUpdate(kEvent $event)
	{
	$object = $event->getObject();
	/* @var $object kDBItem */

	if ( $object->IgnoreValidation ) {
	$object->UpdateFormattersMasterFields();
	}
	}

	/**
	* Occurs before creating item
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnBeforeItemCreate(kEvent $event)
	{
	parent::OnBeforeItemCreate($event);

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

	if ( $object->IgnoreValidation ) {
	$object->UpdateFormattersMasterFields();
	}
	}

	/**
	* Occurs before an item is deleted from live table when copying from temp
	* (temp handler deleted all items from live and then copy over all items from temp)
	* Id of item being deleted is passed as event' 'id' param
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnBeforeDeleteFromLive(kEvent $event)
	{
	parent::OnBeforeDeleteFromLive($event);

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

	$sql = 'SELECT *
	FROM ' . $event->getUnitConfig()->getTableName() . '
	WHERE ListingId = ' . $object->GetId();
	$original_values = $this->Conn->GetRow($sql);

	$type_modified = ($object->GetDBField('ListingTypeId') != $original_values['ListingTypeId']);
	$link_modified = ($object->GetDBField('ItemResourceId') != $original_values['ItemResourceId']);
	$status_modified = ($object->GetDBField('Status') != $original_values['Status']);

	if ( $status_modified ) {
	$email_template = $object->GetDBField('Status') ? 'LINK.ENHANCE.APPROVE' : 'LINK.ENHANCE.DENY';
	$this->notifyOwner($email_template, $object);
	}

	if ( $type_modified \|\| $link_modified ) {
	$this->ResetLink($original_values);
	}

	if ( $status_modified \|\| $type_modified \|\| $link_modified ) {
	$this->EnhanceLink($object, $original_values);
	}

	if ( $status_modified && !($type_modified \|\| $link_modified) ) {
	$this->ResetLink($original_values);
	}
	}

	/**
	* Enhances link
	*
	* @param kDBItem $object
	* @param Array $original_values
	* @return bool
	*/
	function EnhanceLink(&$object, $original_values)
	{
	if ( $object->GetDBField('Status') != STATUS_ACTIVE ) {
	return false;
	}

	if ( $object->GetDBField('ExpiresOn') < time() ) {
	$object->SetDBField('Status', STATUS_PENDING);
	$object->Update();
	$this->ResetLink($original_values);

	return false;
	}

	$this->UpdateLink('OnPurchase', $object->GetDBField('ItemResourceId'), $object->GetDBField('ListingTypeId'));

	$listing_type_object = $this->Application->recallObject('lst');
	/* @var $listing_type_object kDBItem */

	if ( $listing_type_object->GetDBField('OnPurchaseAddToCatEnabled') ) {
	$link_object = $this->Application->recallObject('l');
	/* @var $link_object kDBItem */

	$add_to_cat = (int)$listing_type_object->GetDBField('OnPurchaseAddToCat');

	$category_item_config = $this->Application->getUnitConfig('l-ci');

	$sql = 'DELETE FROM ' . $category_item_config->getTableName() . '
	WHERE CategoryId = ' . $add_to_cat . '
	AND ItemResourceId = ' . $link_object->GetDBField('ResourceId') . '
	AND PrimaryCat = 0';
	$this->Conn->Query($sql);

	$sql = 'INSERT INTO ' . $category_item_config->getTableName() . '
	(CategoryId, ItemResourceId, PrimaryCat)
	VALUES (' . $add_to_cat . ', ' . $link_object->GetDBField('ResourceId') . ', 0)';
	$this->Conn->Query($sql);
	}
	}

	function ResetLink($original_values)
	{
	static $has_been_reset = Array ();

	if ( $original_values['Status'] != STATUS_ACTIVE \|\| getArrayValue($has_been_reset, $original_values['ListingId']) ) {
	return;
	}

	$has_been_reset[$original_values['ListingId']] = 1;

	$this->UpdateLink('OnExpire', $original_values['ItemResourceId'], $original_values['ListingTypeId']);

	$listing_type_object = $this->Application->recallObject('lst');
	/* @var $listing_type_object kDBItem */

	if ( $listing_type_object->GetDBField('OnExpireRemoveFromCatEnabled') ) {
	$remove_from_cat = $listing_type_object->GetDBField('OnExpireRemoveFromCat');

	$sql = 'DELETE FROM ' . $this->Application->getUnitConfig('l-ci')->getTableName() . '
	WHERE ItemResourceId = ' . $original_values['ItemResourceId'] . '
	AND CategoryId = ' . $remove_from_cat . '
	AND PrimaryCat = 0';
	$this->Conn->Query($sql);
	}
	}

	function UpdateLink($action_prefix, $resource_id, $listtype_id)
	{

	$link_object = $this->Application->recallObject('l', null, Array('skip_autoload' => true));
	$link_object->Load($resource_id, 'ResourceId');

	// "-item", because can be called as regular after event, and just "lst" recalls list instead
	$listtype_object = $this->Application->recallObject('lst.-item', null, Array('skip_autoload' => true));
	$listtype_object->Load($listtype_id);

	$action_fields = Array( 'EdPick' => 'EditorsPick',
	'New' => 'NewItem',
	'Hot' => 'HotItem',
	'Pop' => 'PopItem',
	'Status' => 'Status',
	'CustomTemplate' => 'CustomTemplate',
	);
	// $action_prefix = 'OnPurchase';

	foreach($action_fields as $action => $field)
	{
	$action_value = $listtype_object->GetDBField($action_prefix.$action);
	if( $action_value != 3 )
	{
	$link_object->SetDBField($field, $action_value);
	}
	}

	$priority_value = $listtype_object->GetDBField($action_prefix.'PriorityValue');
	switch( $listtype_object->GetDBField($action_prefix.'PriorityAction') )
	{
	case 1: // equal
	$link_object->SetDBField('Priority', $priority_value);
	break;
	case 2: // increase
	$original_priority = $link_object->GetDBField('Priority');
	$link_object->SetDBField('Priority', $original_priority + $priority_value);
	break;
	case 3: // decrease
	$original_priority = $link_object->GetDBField('Priority');
	$link_object->SetDBField('Priority', $original_priority - $priority_value);
	break;
	default:
	}

	$link_object->Update();
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnRequestEnhancement($event)
	{
	- if ($this->Application->isModuleEnabled('In-Commerce')) {
	+ if ( $this->Application->prefixRegistred('ord') ) {
	$l_info = $this->Application->GetVar('l');
	if (!$l_info) {
	return false;
	}

	list ($link_id, $link_info) = each($l_info);
	$listing_type_id = $link_info['ListingTypeId'];

	$listing_type = $this->Application->recallObject('lst', null, Array('skip_autoload' => true));
	$listing_type->Load($listing_type_id);

	if ($listing_type->GetDBField('EnableBuying')) {
	$add_to_cart_event = new kEvent('ord:OnAddVirtualProductToCart');
	$this->Application->HandleEvent($add_to_cart_event);

	if ($add_to_cart_event->redirect) {
	$event->SetRedirectParam('pass', 'm');
	$event->redirect = $add_to_cart_event->redirect;
	}
	return true;
	}
	}

	$event->CallSubEvent('OnListingCreate');
	}

	/**
	* Create listing or extend existing listing period
	*
	* @param kEvent $event
	*/
	function OnListingCreate($event)
	{
	$new_processing = false;
	$link_id = $listing_type_id = 0;

	$object = $event->getObject( Array('skip_autoload' => true) );
	/* @var $object kDBItem */

	switch ($event->Name) {
	case 'EnhanceLinkAfterOrderApprove':
	case 'EnhancedLinkOnCompleteOrder':
	// when order with listing virtual product is approved
	$fields = $event->getEventParam('field_values');
	$item_data = unserialize($fields['ItemData']);
	$listing_type_id = $item_data['ListingTypeId'];
	$link_id = $item_data['LinkId'];

	$new_processing = getArrayValue($item_data, 'HasNewProcessing');
	break;

	case 'OnListingCreate':
	// when requesting enhancement from front (and not via in-commerce)
	$links_info = $this->Application->GetVar('l');
	if (!$links_info) return false;

	$event->redirect = false;
	list($link_id, $link_info) = each($links_info);
	$listing_type_id = $link_info['ListingTypeId'];

	$new_processing = false;
	break;
	}

	if (!$listing_type_id) {
	// free or invalid listing type selected
	return false;
	}

	$links_config = $this->Application->getUnitConfig('l');

	// get resource_id of link being enhanced
	$sql = 'SELECT ResourceId
	FROM '.$links_config->getTableName().'
	WHERE LinkId = '.$link_id;
	$resource_id = $this->Conn->GetOne($sql);

	// get listing by link's resource_id
	$object->Load($resource_id, 'ItemResourceId');
	if ($object->isLoaded()) {
	$original_values = $object->GetFieldValues();
	}
	else {
	// set initial fields to listing
	$object->SetDBField('ListingTypeId', $listing_type_id);
	$object->SetDBField('ItemResourceId', $resource_id);

	if ($event->Name == 'OnListingCreate' \|\| $new_processing) {
	$item_status = STATUS_PENDING;
	}
	else {
	$item_status = STATUS_ACTIVE;
	}

	$object->SetDBField('Status', $item_status);
	}

	// set date of purchase for new listings
	$purchased_on = max(time(), $object->GetDBField('ExpiresOn'));
	if (!$object->isLoaded()) {
	$object->SetDBField('PurchasedOn_date', $purchased_on);
	$object->SetDBField('PurchasedOn_time', $purchased_on);
	}

	// set expiration time for listing
	$listing_type = $this->Application->recallObject('lst', null, Array('skip_autoload' => true));
	/* @var $listing_type kDBItem */

	$listing_type->Load($listing_type_id);

	$dur_type_mapping = Array( 1 => 1,
	2 => 60,
	3 => 3600,
	4 => 3600*24,
	5 => 3600247,
	6 => 360024365/12,
	7 => 360024365
	);
	$duration = $listing_type->GetDBField('Duration');
	$duration_type = $listing_type->GetDBField('DurationType');
	$expiration_interval = $duration * $dur_type_mapping[$duration_type];
	$expiration_date = $purchased_on + $expiration_interval;
	$object->SetDBField('ExpiresOn_date', $expiration_date);
	$object->SetDBField('ExpiresOn_time', $expiration_date);

	// when extending enhancement mark listing as non-received renewal reminder
	$object->SetDBField('RenewalReminderSent', 0);

	$action = $object->isLoaded() ? 'Update' : 'Create';
	if ($object->$action()) {
	$event->status = kEvent::erSUCCESS;
	switch ($event->Name) {
	case 'EnhanceLinkAfterOrderApprove':
	case 'EnhancedLinkOnCompleteOrder':
	// when order with listing virtual product is approved
	if (getArrayValue($original_values, 'Status') != STATUS_ACTIVE) {
	$this->EnhanceLink($object, Array());
	}
	break;

	case 'OnListingCreate':
	// when requesting enhancement from front (and not via in-commerce)
	$event->redirect = $this->Application->GetVar('success_template');
	$this->notifyOwner('LINK.ENHANCE', $object);
	break;
	}


	}
	else {
	$event->status = kEvent::erFAIL;
	}


	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function EnhancedLinkOnCompleteOrder($event)
	{
	// create enhancement, but pending
	$this->OnListingCreate($event);

	// save created listing_id back to itemdata
	$object = $event->getObject( Array('skip_autoload' => true) );
	$fields = $event->getEventParam('field_values');
	$item_data = unserialize($fields['ItemData']);
	unset($item_data['ListingTypeId']);
	$item_data['ListingId'] = $object->GetID();

	$order_items_config = $this->Application->getUnitConfig('orditems');
	$orditems_idfield = $order_items_config->getIDField();
	$orditems_table = $order_items_config->getTableName();

	$this->Conn->doUpdate( Array('ItemData' => serialize($item_data)), $orditems_table, $orditems_idfield.' = '.$fields['OrderItemId'] );
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function EnhanceLinkAfterOrderApprove($event)
	{
	$object = $event->getObject( Array('skip_autoload' => true) );
	/* @var $object kDBItem */

	$fields = $event->getEventParam('field_values');
	$item_data = unserialize($fields['ItemData']);

	if ( getArrayValue($item_data, 'HasNewProcessing') ) {
	// new processing: just approve created listing here
	$listing_id = $item_data['ListingId'];
	$object->Load($listing_id);

	// moved enhancement period to time admin approved enhancement
	$time_diff = time() - $object->GetDBField('PurchasedOn');
	$object->SetDBField('PurchasedOn_date', $object->GetDBField('PurchasedOn_date') + $time_diff);
	$object->SetDBField('PurchasedOn_time', $object->GetDBField('PurchasedOn_time') + $time_diff);
	$object->SetDBField('ExpiresOn_date', $object->GetDBField('ExpiresOn_date') + $time_diff);
	$object->SetDBField('ExpiresOn_time', $object->GetDBField('ExpiresOn_time') + $time_diff);

	$object->SetDBField('Status', STATUS_ACTIVE);
	$object->Update();

	$this->EnhanceLink($object, Array());
	return true;
	}
	else {
	// create listing & approve it at the same time
	$this->OnListingCreate($event);
	}
	}

	/**
	* Delete listing
	*
	* @param kEvent $event
	*/
	function EnhanceLinkAfterOrderDeny($event)
	{
	$object = $event->getObject( Array('skip_autoload' => true) );
	$fields = $event->getEventParam('field_values');
	$item_data = unserialize($fields['ItemData']);
	$listing_id = $item_data['ListingId'];

	$temp_handler = $this->Application->recallObject($event->getPrefixSpecial().'_TempHandler', 'kTempTablesHandler', Array ('parent_event' => $event));
	/* @var $temp_handler kTempTablesHandler */

	$temp_handler->DeleteItems($event->Prefix, $event->Special, Array($listing_id));
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function ExpireLink($event)
	{
	$object = $event->getObject(Array ('skip_autoload' => true));
	/* @var $object kDBItem */

	$fields = $event->getEventParam('field_values');
	$item_data = unserialize($fields['ItemData']);

	$sql = 'SELECT ListingId FROM ' . $event->getUnitConfig()->getTableName() . '
	WHERE ItemResourceId = ' . $item_data['LinkId'];
	$listing_id = $this->Conn->GetOne($sql);

	$object->Load($listing_id);
	$original_values = $object->GetFieldValues();
	$object->SetDBField('Status', 2);

	if ( $object->Update() ) {
	$event->status = kEvent::erSUCCESS;
	$this->ResetLink($original_values);
	}
	else {
	$event->status = kEvent::erFAIL;
	}
	}

	/**
	* Apply same processing to each item being selected in grid
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function iterateItems(kEvent $event)
	{
	$object = $event->getObject(Array ('skip_autoload' => true));
	/* @var $object kDBItem */

	$ids = $this->StoreSelectedIDs($event);
	$links_config = $this->Application->getUnitConfig('l');

	if ( $event->Name == 'OnMassApprove' ) {
	foreach ($ids as $id) {
	$object->Load($id);
	if ( $object->GetDBField('Status') != STATUS_ACTIVE ) {
	$original_values = $object->GetFieldValues();
	$object->SetDBField('Status', STATUS_ACTIVE);
	$this->EnhanceLink($object, $original_values);
	}
	}
	}

	if ( $event->Name == 'OnMassDecline' ) {
	foreach ($ids as $id) {
	$object->Load($id);
	if ( $object->GetDBField('Status') == STATUS_ACTIVE ) {
	$original_values = $object->GetFieldValues();
	$this->ResetLink($original_values);
	$this->notifyOwner('LINK.ENHANCE.DENY', $object);
	}
	}
	}

	parent::iterateItems($event);

	// extend period for pending/renewal links (if owner has agreed)
	if ( $event->Name == 'OnMassApprove' ) {
	$lst_object = $this->Application->recallObject('lst', null, Array ('skip_autoload' => true));
	/* @var $lst_object kDBItem */

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

	if ( $object->GetDBField('PendingRenewal') == 1 ) {
	$lst_object->Load( $object->GetDBField('ListingTypeId') );
	$dur_type_mapping = Array (
	1 => 1, 2 => 60, 3 => 3600, 4 => 3600 * 24, 5 => 3600 * 24 * 7,
	6 => 3600 * 24 * 365 / 12, 7 => 3600 * 24 * 365
	);
	$duration = $lst_object->GetDBField('Duration');
	$duration_type = $lst_object->GetDBField('DurationType');
	$expiration_interval = $duration * $dur_type_mapping[$duration_type];
	$renewal_begins = max(time(), $object->GetDBField('ExpiresOn'));
	$expiration_date = $renewal_begins + $expiration_interval;

	$object->SetDBField('ExpiresOn_date', $expiration_date);
	$object->SetDBField('ExpiresOn_time', $expiration_date);

	$object->SetDBField('RenewalReminderSent', 0);
	$object->SetDBField('PendingRenewal', 0);

	if ( $object->Update() ) {
	$event->status = kEvent::erSUCCESS;
	$event->SetRedirectParam('opener', 's');
	$this->notifyOwner('LINK.ENHANCE.RENEW', $object);
	}
	else {
	$event->status = kEvent::erFAIL;
	$event->redirect = false;
	break;
	}
	}
	else {
	$this->notifyOwner('LINK.ENHANCE.APPROVE', $object);
	}
	}
	}
	}

	/**
	* Redirects to cancel template on front-end
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnCancel(kEvent $event)
	{
	parent::OnCancel($event);

	if ( !$this->Application->isAdmin ) {
	$event->SetRedirectParam('opener', 's');
	$event->redirect = $this->Application->GetVar('cancel_template');
	}
	}

	/**
	* Checks that user is owner of link & returns listing id if permissions are ok
	*
	* @param kEvent $event
	* @return mixed
	*/
	function verifyListingOwner($event)
	{
	$link_id = $this->Application->GetVar('l_id');
	$user_id = $this->Application->RecallVar('user_id');
	$sql = 'SELECT ResourceId
	FROM '.$this->Application->getUnitConfig('l')->getTableName().'
	WHERE (LinkId = '.$link_id.') AND (CreatedById = '.$user_id.')';
	$resource_id = $this->Conn->GetOne($sql);

	if (!$resource_id) {
	$event->status = kEvent::erFAIL;
	return false;
	}

	$sql = 'SELECT ListingId
	FROM '.$event->getUnitConfig()->getTableName().'
	WHERE ItemResourceId = '.$resource_id;

	return $this->Conn->GetOne($sql);
	}

	protected function OnExtendEnhancement(kEvent $event)
	{
	$listing_id = $this->verifyListingOwner($event);
	if (!$listing_id) {
	return ;
	}

	$object = $event->getObject( Array('skip_autoload' => true) );
	/* @var $object kDBItem */

	$object->Load($listing_id);

	$object->SetDBField('PendingRenewal', 1);
	$object->Update();
	$event->redirect = $this->Application->GetVar('success_template');
	$this->notifyOwner('LINK.ENHANCE.EXTEND', $object);
	}

	/**
	* Cancels enhancement
	*
	* @param kEvent $event
	*/
	function OnCancelEnhancement($event)
	{
	$listing_id = $this->verifyListingOwner($event);
	if ( !$listing_id ) {
	return;
	}

	$object = $event->getObject(Array ('skip_autoload' => true));
	/* @var $object kDBItem */

	$object->Load($listing_id);

	$original_values = $object->GetFieldValues();
	$original_values['Status'] = 1;
	$this->ResetLink($original_values);
	$this->notifyOwner('LINK.ENHANCE.CANCEL', $object);

	$object->Delete();
	$event->redirect = $this->Application->GetVar('success_template');
	}

	/**
	* Checks expired paid listings
	*
	* @param kEvent $event
	*/
	function OnCheckExpiredPaidListings($event)
	{
	$config = $event->getUnitConfig();
	$links_config = $this->Application->getUnitConfig('l');

	$sql = 'SELECT ListingId FROM '.$config->getTableName().'
	WHERE ExpiresOn < '.time().' AND Status = 1';
	$expired_listings = $this->Conn->GetCol($sql);
	if(is_array($expired_listings) && count($expired_listings) > 0)
	{
	$object = $this->Application->recallObject($event->Prefix.'.-item', null, Array('skip_autoload' => true));
	/* @var $object kDBItem */

	foreach($expired_listings as $listing_id)
	{
	$object->Load($listing_id);
	$original_values = $object->GetFieldValues();
	$this->ResetLink($original_values);
	$object->SetDBField('Status', 2);
	$object->Update();
	$this->notifyOwner('LINK.ENHANCE.EXPIRE', $object);
	}
	}

	$link_id_field = $this->Application->getUnitConfig('l')->getIDField();
	$sql = 'SELECT ls.ListingId, l.CreatedById, l.' . $link_id_field . ' FROM ' . $config->getTableName() . ' ls
	LEFT JOIN ' . $this->Application->getUnitConfig('lst')->getTableName() . ' lst
	ON ls.ListingTypeId = lst.ListingTypeId
	LEFT JOIN ' . $links_config->getTableName() . ' l
	ON ls.ItemResourceId = l.ResourceId
	WHERE ls.Status = 1
	AND ls.ExpiresOn < ' . time() . ' + lst.RenewalReminder * 3600 *24
	AND ls.RenewalReminderSent = 0';
	$res = $this->Conn->Query($sql);

	if(is_array($res) && count($res) > 0)
	{
	$listing_ids = Array();
	foreach($res as $record)
	{
	$send_params = Array (
	'PrefixSpecial' => 'l',
	'item_id' => $record[$link_id_field]
	);

	$this->Application->emailUser('LINK.ENHANCE.RENEWAL.NOTICE', $record['CreatedById'], $send_params);
	$this->Application->emailAdmin('LINK.ENHANCE.RENEWAL.NOTICE', null, $send_params);
	$listing_ids[] = $record['ListingId'];
	}
	$sql = 'UPDATE '.$config->getTableName().'
	SET RenewalReminderSent = 1
	WHERE ListingId IN ('.implode(',', $listing_ids).')';
	$this->Conn->Query($sql);
	}
	}

	/**
	* Removes enhancements on listing delete
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnMassDelete(kEvent $event)
	{
	$object = $event->getObject(Array ('skip_autoload' => true));
	/* @var $object kDBItem */

	$ids = $this->StoreSelectedIDs($event);

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

	if ( $object->GetDBField('Status') == STATUS_ACTIVE ) {
	$this->ResetLink( $object->GetFieldValues() );
	}
	}

	parent::OnMassDelete($event);
	}

	/**
	* Moves enhancement from original link to it's pending copy, that is going to be approved
	*
	* @param kEvent $event
	*/
	function OnMoveEnhancement($event)
	{
	$master_config = $event->MasterEvent->getUnitConfig();
	$id_field = $master_config->getIDField();
	$item_table_name = $master_config->getTableName();

	$pending_id = $event->MasterEvent->getEventParam('id');
	$original_id = $event->MasterEvent->getEventParam('original_id');

	$sql = 'SELECT ResourceId, '.$id_field.'
	FROM '.$item_table_name.'
	WHERE '.$id_field.' IN ('.$pending_id.','.$original_id.')';
	$resource_ids = $this->Conn->GetCol($sql, $id_field);

	$table_name = $event->getUnitConfig()->getTableName();
	$sql = 'UPDATE '.$table_name.'
	SET ItemResourceId = '.$resource_ids[$pending_id].'
	WHERE ItemResourceId = '.$resource_ids[$original_id];
	$this->Conn->Query($sql);
	}

	/**
	* Notifies link owner about listing related action.
	*
	* @param string $email_template E-mail template.
	* @param kDBItem $listing Listing.
	*
	* @return void
	*/
	protected function notifyOwner($email_template, kDBItem $listing)
	{
	$unit_config = $this->Application->getUnitConfig('l');
	$id_field = $unit_config->getIDField();

	$sql = 'SELECT CreatedById, ' . $id_field . '
	FROM ' . $unit_config->getTableName() . '
	WHERE ResourceId = ' . $listing->GetDBField('ItemResourceId');
	$link_data = $this->Conn->GetRow($sql);

	$send_params = array(
	'PrefixSpecial' => 'l',
	'item_id' => $link_data[$id_field],
	);

	$this->Application->emailUser($email_template, $link_data['CreatedById'], $send_params);
	$this->Application->emailAdmin($email_template, null, $send_params);
	}

	/**
	* Makes calculated fields to go to multilingual link fields
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnAfterConfigRead(kEvent $event)
	{
	parent::OnAfterConfigRead($event);

	$language_id = $this->Application->GetVar('m_lang');

	$event->getUnitConfig()->addCalculatedFieldsBySpecial('', Array (
	'LinkName' => 'CONCAT(item_table.l' . $language_id . '_Name, " (", item_table.Url, ")")',
	));
	}
	}
	\ No newline at end of file

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