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Created: Wed, Oct 8, 7:23 AM

coupon_items_event_handler.php
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	<?php
	/**
	* @version $Id: coupon_items_event_handler.php 16840 2025-08-05 07:44:56Z alex $
	* @package In-Commerce
	* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
	* @license Commercial License
	* This software is protected by copyright law and international treaties.
	* Unauthorized reproduction or unlicensed usage of the code of this program,
	* or any portion of it may result in severe civil and criminal penalties,
	* and will be prosecuted to the maximum extent possible under the law
	* See http://www.in-portal.org/commercial-license for copyright notices and details.
	*/

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

	class CouponItemsEventHandler extends kDBEventHandler {

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

	$permissions = Array (
	'OnEntireOrder' => Array ('subitem' => 'add\|edit'),
	);

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

	/**
	* Adds products from selected categories and their sub-categories and directly selected products to coupon items with duplicate checking
	*
	* @param kEvent $event
	*/
	function OnProcessSelected($event)
	{
	// uses another handler event, because does the same stuff but on different table
	$di_handler = $this->Application->recallObject('di_EventHandler');
	$di_handler->OnProcessSelected($event);
	}

	/**
	* Allows to set discount on entire order
	*
	* @param kEvent $event
	* @todo get parent item id through $object->getLinkedInfo()['ParentId']
	* @access public
	*/
	function OnEntireOrder($event)
	{
	$object = $event->getObject(array('skip_autoload' => true));
	$sql = 'DELETE FROM '.$object->TableName.' WHERE CouponId='.$this->Application->GetVar('coup_id');
	$this->Conn->Query($sql);

	$object->Clear();
	$object->SetDBField('CouponId', $this->Application->GetVar('coup_id'));
	$object->SetDBField('ItemResourceId', -1);
	$object->SetDBField('ItemType', 0);

	if ( $object->Create() ) {
	$this->customProcessing($event, 'after');
	$event->status = kEvent::erSUCCESS;
	$event->SetRedirectParam('opener', 's'); //stay!
	}
	else {
	$event->status = kEvent::erFAIL;
	$this->Application->SetVar($event->getPrefixSpecial().'_SaveEvent','OnCreate');
	$object->setID(0);
	}
	}

	/**
	* Deletes discount items where hooked item (product) is used
	*
	* @param kEvent $event
	*/
	function OnDeleteCouponItem($event)
	{
	$main_object = $event->MasterEvent->getObject();
	$resource_id = $main_object->GetDBField('ResourceId');

	$table = $this->Application->getUnitOption($event->Prefix,'TableName');
	$sql = 'DELETE FROM '.$table.' WHERE ItemResourceId = '.$resource_id;
	$this->Conn->Query($sql);
	}

	/**
	* Makes ItemName calculated field from primary language
	*
	* @param kEvent $event
	* @return void
	* @access protected
	*/
	protected function OnAfterConfigRead(kEvent $event)
	{
	parent::OnAfterConfigRead($event);

	$calculated_fields = $this->Application->getUnitOption($event->Prefix, 'CalculatedFields');

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

	$calculated_fields['']['ItemName'] = 'COALESCE(p.l' . $language_id . '_Name, p.l' . $primary_language_id . '_Name)';
	$this->Application->setUnitOption($event->Prefix, 'CalculatedFields', $calculated_fields);
	}
	}

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