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Created: Tue, Sep 2, 4:51 PM

currencies_event_handler.php
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	<?php
	/**
	* @version $Id: currencies_event_handler.php 12722 2009-10-20 15:12:10Z 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.net/license/commercial/ for copyright notices and details.
	*/

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

	class CurrenciesEventHandler extends kDBEventHandler {

	/**
	* Allows to override standart permission mapping
	*
	*/
	function mapPermissions()
	{
	parent::mapPermissions();
	$permissions = Array(
	// admin
	'OnUpdateRate' => Array('self' => 'add\|edit'),
	'OnUpdateRates' => Array('self' => 'advanced:update_rate\|add\|edit'),
	'OnDisableUnused' => Array('self' => 'edit'),

	// front
	'OnChangeCurrency' => Array('self' => true),
	);
	$this->permMapping = array_merge($this->permMapping, $permissions);
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnSetPrimary(&$event)
	{
	if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
	return;
	}

	$object =& $event->getObject();
	$object->SetDBField('IsPrimary', 1);
	$object->Update();
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnBeforeItemUpdate(&$event)
	{
	$object =& $event->getObject();
	if($object->GetDBField('IsPrimary') && $object->Validate())
	{
	$sql = 'UPDATE '.$this->Application->getUnitOption($this->Prefix, 'TableName').'
	SET IsPrimary = 0
	WHERE CurrencyId <> '.$object->GetDBField('CurrencyId');
	$this->Conn->Query($sql);
	$object->SetDBField('Status', 1);
	}
	$object->SetDBField('Modified_date', adodb_mktime() );
	$object->SetDBField('Modified_time', adodb_mktime() );

	if($object->GetDBField('Status') == 0)
	{
	$sql = 'DELETE FROM '.$this->Application->getUnitOption('ptc', 'TableName').
	' WHERE CurrencyId='.$object->GetDBField('CurrencyId');
	$this->Conn->Query($sql);
	}
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function SetCustomQuery(&$event)
	{
	$object =& $event->getObject();

	$object->addFilter('current_lang', 'phr.LanguageId = '.$this->Application->GetVar('m_lang'));

	if($event->Special == 'active')
	{
	$object =& $event->getObject();
	$object->addFilter('status_filter', '%1$s.Status = 1');
	}

	if (!$this->Application->isAdminUser) {
	$object->addFilter('status_filter', $object->TableName.'.Status = 1');
	}
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnSave(&$event)
	{
	$this->Application->StoreVar( 'saved_curr_ids', $this->Application->RecallVar($event->Prefix.'_selected_ids') );
	parent::OnSave($event);
	}


	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnDisableUnused(&$event)
	{
	if($unused_ids = $this->Application->GetVar('unused_ids'))
	{
	$sql = 'UPDATE '.$this->Application->getUnitOption($event->Prefix, 'TableName').'
	SET Status = 0
	WHERE CurrencyId IN('.$unused_ids.') AND IsPrimary <> 1';
	$this->Conn->Query($sql);
	}
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnUpdateRate(&$event)
	{
	if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
	return;
	}

	$event->CallSubEvent('OnPreSave');
	$rate_source = $this->Application->ConfigValue('Comm_ExchangeRateSource');
	$rate_source_classes = Array( 2 => 'FRNYCurrencyRates',
	3 => 'ECBCurrencyRates',
	1 => 'BankLVCurrencyRates'
	);
	$rates_class = $rate_source_classes[$rate_source];
	$rates =& $this->Application->recallObject($rates_class);

	$rates->GetRatesData();
	$object =& $event->getObject();
	$iso = $object->GetDBField('ISO');
	$rates->StoreRates($iso);
	if($rates->GetRate($iso, 'PRIMARY'))
	{
	$event->status=erSUCCESS;
	}
	else
	{
	$event->status=erFAIL;
	$event->redirect=false;
	$object->FieldErrors['RateToPrimary']['pseudo'] = 'couldnt_retrieve_rate';
	$object->ErrorMsgs['couldnt_retrieve_rate'] = $this->Application->Phrase('la_couldnt_retrieve_rate');
	}
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnUpdateRates(&$event)
	{
	if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
	return;
	}

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

	$object =& $event->getObject();
	if(is_array($ids) && $ids[0])
	{
	$sql = 'SELECT ISO FROM '.$object->TableName.' WHERE CurrencyId IN ('.implode(',', $ids).')';
	$iso_list = $this->Conn->GetCol($sql);
	}

	$rate_source = $this->Application->ConfigValue('Comm_ExchangeRateSource');
	$rate_source_classes = Array( 2 => 'FRNYCurrencyRates',
	3 => 'ECBCurrencyRates',
	1 => 'BankLVCurrencyRates'
	);
	$rates_class = $rate_source_classes[$rate_source];
	$rates =& $this->Application->recallObject($rates_class);

	$rates->GetRatesData();

	if($iso_list)
	{
	$rates->StoreRates($iso_list);
	}
	else
	{
	$rates->StoreRates();
	}
	}

	function OnChangeCurrency(&$event)
	{
	$this->Application->StoreVar('curr_iso', $this->Application->GetVar('curr_iso'));
	}
	}

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