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currencies_event_handler.php
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Wed, Jul 2, 8:56 AM

currencies_event_handler.php
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<?php
/**
* @version $Id: currencies_event_handler.php 16812 2024-10-20 18:42:46Z 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 CurrenciesEventHandler extends kDBEventHandler {
/**
* Allows to override standard permission mapping
*
* @return void
* @access protected
* @see kEventHandler::$permMapping
*/
protected 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),
'OnItemBuild' => Array ('self' => true),
);
$this->permMapping = array_merge($this->permMapping, $permissions);
}
/**
* Returns ID of current item to be edited
* by checking ID passed in get/post as prefix_id
* or by looking at first from selected ids, stored.
* Returned id is also stored in Session in case
* it was explicitly passed as get/post
*
* @param kEvent $event
* @return int
* @access public
*/
public function getPassedID(kEvent $event)
{
if ( $event->Special == 'current' ) {
return Array ('ISO' => $this->Application->RecallVar('curr_iso'));
}
return parent::getPassedID($event);
}
/**
* Enter description here...
*
* @param kEvent $event
*/
function OnSetPrimary($event)
{
if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
$event->status = kEvent::erFAIL;
return;
}
/** @var kDBItem $object */
$object = $event->getObject();
$object->SetDBField('IsPrimary', 1);
$object->Update();
}
/**
* Occurs before updating item
*
* @param kEvent $event
* @return void
* @access protected
*/
protected function OnBeforeItemUpdate(kEvent $event)
{
parent::OnBeforeItemUpdate($event);
/** @var kDBItem $object */
$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);
}
}
/**
* Apply any custom changes to list's sql query
*
* @param kEvent $event
* @return void
* @access protected
* @see kDBEventHandler::OnListBuild()
*/
protected function SetCustomQuery(kEvent $event)
{
parent::SetCustomQuery($event);
/** @var kDBList $object */
$object = $event->getObject();
if ( $event->Special == 'active' ) {
$object->addFilter('status_filter', '%1$s.Status = 1');
}
if ( !$this->Application->isAdminUser ) {
$object->addFilter('status_filter', $object->TableName . '.Status = 1');
}
// site domain currency picker
if ( $event->Special == 'selected' || $event->Special == 'available' ) {
/** @var EditPickerHelper $edit_picker_helper */
$edit_picker_helper = $this->Application->recallObject('EditPickerHelper');
$edit_picker_helper->applyFilter($event, 'Currencies');
$object->addFilter('status_filter', '%1$s.Status = ' . STATUS_ACTIVE);
}
// apply domain-based currency filtering
$currencies = $this->Application->siteDomainField('Currencies');
if ( strlen($currencies) ) {
$currencies = explode('|', substr($currencies, 1, -1));
$object->addFilter('domain_filter', '%1$s.CurrencyId IN (' . implode(',', $currencies) . ')');
}
}
/**
* Saves content of temp table into live and
* redirects to event' default redirect (normally grid template)
*
* @param kEvent $event
* @return void
* @access protected
*/
protected function OnSave(kEvent $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)
{
$unused_ids = $this->Application->GetVar('unused_ids');
if ( $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)) {
$event->status = kEvent::erFAIL;
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();
/** @var kDBItem $object */
$object = $event->getObject();
$iso = $object->GetDBField('ISO');
$rates->StoreRates($iso);
if($rates->GetRate($iso, 'PRIMARY'))
{
$event->status=kEvent::erSUCCESS;
}
else
{
$event->status=kEvent::erFAIL;
$event->redirect=false;
$object->SetError('RateToPrimary', 'couldnt_retrieve_rate', 'la_couldnt_retrieve_rate');
}
}
/**
* Enter description here...
*
* @param kEvent $event
*/
function OnUpdateRates($event)
{
if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
$event->status = kEvent::erFAIL;
return;
}
$ids = $this->StoreSelectedIDs($event);
$event->setEventParam('ids', $ids);
$ids = $event->getEventParam('ids');
if ( $ids ) {
$table_name = $this->Application->getUnitOption($event->Prefix, 'TableName');
$sql = 'SELECT ISO FROM ' . $table_name . ' WHERE CurrencyId IN (' . implode(',', $ids) . ')';
$iso_list = $this->Conn->GetCol($sql);
}
else {
$iso_list = array();
}
$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();
}
}
/**
* Allows to change currency to given one
*
* @param kEvent $event
* @return void
* @access protected
*/
protected function OnChangeCurrency($event)
{
$currency_iso = $this->Application->GetVar('curr_iso', '');
$sql = 'SELECT CurrencyId
FROM ' . TABLE_PREFIX . 'Currencies
WHERE ISO = ' . $this->Conn->qstr($currency_iso) . ' AND Status = ' . STATUS_ACTIVE;
$currency_id = $this->Conn->GetOne($sql);
if ( $currency_id === false ) {
return;
}
$available_currencies = $this->Application->siteDomainField('Currencies');
if ($available_currencies) {
if (strpos($available_currencies, '|' . $currency_id . '|') === false) {
// currency isn't allowed in site domain
return ;
}
}
$this->Application->StoreVar('curr_iso', $currency_iso);
$passed = explode(',', $this->Application->GetVar('passed'));
$prefix_index = array_search($event->getPrefixSpecial(), $passed);
if ( $prefix_index !== false ) {
unset($passed[$prefix_index]);
$this->Application->SetVar('passed', implode(',', $passed));
}
}
/**
* Changes default module to custom (when available)
*
* @param kEvent $event
* @return void
* @access protected
*/
protected function OnAfterConfigRead(kEvent $event)
{
parent::OnAfterConfigRead($event);
// make sure, that currency Translation is on current language
$language_id = $this->Application->GetVar('m_lang');
$calculated_fields = $this->Application->getUnitOption($event->Prefix, 'CalculatedFields');
foreach ($calculated_fields[''] as $field_name => $field_expression) {
$calculated_fields[''][$field_name] = str_replace('%4$s', $language_id, $field_expression);
}
$this->Application->setUnitOption($event->Prefix, 'CalculatedFields', $calculated_fields);
}
}

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