taxes_event_handler.php
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Created: Thu, Oct 29, 7:27 AM

taxes_event_handler.php
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	<?php

	class TaxesEventHandler extends kDBEventHandler {

	/**
	* Allows to override standart permission mapping
	*
	*/
	function mapPermissions()
	{
	parent::mapPermissions();
	$permissions = Array(
	'OnTypeChange' => Array('self' => 'add\|edit'),
	'OnCountryChange' => Array('self' => 'add\|edit'),
	);
	$this->permMapping = array_merge($this->permMapping, $permissions);
	}

	function mapEvents()
	{
	parent::mapEvents(); // ensure auto-adding of approve/decine and so on events
	$zones_events = Array( 'OnAddLocation' => 'DestinationAction',
	'OnRemoveLocation' => 'DestinationAction',
	'OnLoadZoneForm' => 'DestinationAction',
	/'OnCountryChange' => 'DestinationAction',/
	'OnNew' => 'DestinationAction');

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

	function customProcessing(&$event, $type)
	{
	$zone_object =& $event->GetObject();
	switch($type)
	{
	case 'before':

	break;
	case 'after':
	$items_info = $this->Application->GetVar( $event->getPrefixSpecial(true) );
	$dst_object =& $this->Application->RecallObject('taxdst');
	if ($event->Name == 'OnUpdate')
	{
	$sql = 'DELETE FROM '.$dst_object->TableName.' WHERE TaxZoneId='.$zone_object->GetID();
	$this->Conn->Query($sql);
	}
	else
	{
	$temp = $this->Application->GetVar('taxdst');
	foreach ($temp as $key => $value)
	{
	$temp[$key]['TaxZoneId'] = $zone_object->GetID();
	}
	$this->Application->SetVar('taxdst', $temp);
	}

	$dst_event = new kEvent();
	$dst_event->Init('taxdst');
	$dst_event->Name = 'OnCreate';
	$this->Application->HandleEvent($dst_event);
	break;

	default:
	}
	}

	/* function OnItemBuild(&$event)
	{
	parent::OnItemBuild($event);
	$object = $event->GetObject();
	$object->SetDBField('ZoneID', $this->Application->GetVar('zone_id') );
	$object->ID = $this->Application->GetVar('zone_id');
	}*/

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function OnTypeChange(&$event)
	{
	$this->Application->DeleteVar('taxdst');
	$event->CallSubEvent('OnPreSave');
	$event->redirect = false;
	}

	/**
	* Enter description here...
	*
	* @param kEvent $event
	*/
	function DestinationAction(&$event)
	{
	$event->redirect = false;

	$items_info = $this->Application->GetVar( $event->getPrefixSpecial(true) );
	if($items_info)
	{
	foreach($items_info as $item_id => $field_values)
	{
	// this is to receive $item_id
	}
	}

	$object =& $event->getObject( Array('skip_autoload' => true) );
	$object->Load($item_id);

	$object->SetFieldsFromHash($field_values);
	$object->SetDBField('TaxZoneID', $item_id);

	$destination =& $this->Application->recallObject('taxdst');
	$tax_object =& $this->Application->recallObject('tax');

	switch($event->Name)
	{
	case 'OnAddLocation':

	$temp = $this->Application->GetVar('taxdst');
	$zip = $this->Application->GetVar('zip_input') ? $this->Application->GetVar('zip_input') : $this->Application->GetVar('zip_dropdown');
	$exist=0;

	switch ($object->GetDBField('Type'))
	{
	case 1:
	$location_id = $this->Application->GetVar('country');
	break;
	case 2:
	$location_id = $this->Application->GetVar('state');
	break;
	default:
	$location_id = $this->Application->GetVar('StatesCountry');
	foreach($temp as $temp_id => $temp_val){
	if ($temp_val['DestValue']==$zip){
	$exist=1;
	break;
	}
	}
	}

	if ($exist == 0){
	$new_id = (int)$this->Conn->GetOne('SELECT MIN('.$destination->IDField.') FROM '.$destination->TableName);

	if($new_id > 0) $new_id = 0;
	do
	{
	$new_id--;
	} while ($this->check_array($this->Application->GetVar('taxdst'), 'TaxZoneDestId', $new_id));




	if( ($location_id && !$this->check_array($temp, 'StdDestId', $location_id)) \|\|
	($zip && !$this->check_array($temp, 'DestValue', $zip)) )
	{

	if($tax_object->GetDBField('Type') == 3 && $zip ==''){
	continue;
	}

	$temp[$new_id]['TaxZoneDestId'] = $new_id;
	$temp[$new_id]['StdDestId'] = $location_id;
	$temp[$new_id]['DestValue'] = $zip ? $zip : '';

	$this->Application->SetVar('taxdst', $temp);
	}
	}
	break;

	case 'OnRemoveLocation':

	$temp = $this->Application->GetVar('taxdst');
	$selected_destinations = explode(',', $this->Application->GetVar('selected_destinations'));
	foreach ($selected_destinations as $dest)
	{
	unset( $temp[$dest] );
	if (strlen($dest)>0){
	$sql = 'DELETE FROM '.$destination->TableName.' WHERE TaxZoneDestId ='.$dest;
	$this->Conn->Query($sql);
	}
	}
	$this->Application->SetVar('taxdst', $temp);

	break;

	case 'OnLoadZoneForm':

	$sql = 'SELECT * FROM '.$destination->TableName.' WHERE TaxZoneId='.$item_id;
	$res = $this->Conn->Query($sql);
	$temp = Array();
	foreach ($res as $dest_record)
	{
	$temp[$dest_record['TaxZoneDestId']]['TaxZoneDestId'] = $dest_record['TaxZoneDestId'];
	$temp[$dest_record['TaxZoneDestId']]['StdDestId'] = $dest_record['StdDestId'];
	$temp[$dest_record['TaxZoneDestId']]['DestValue'] = $dest_record['DestValue'];
	}
	$this->Application->SetVar('taxdst', $temp);
	//$object =& $event->getObject();
	//$object->SetDBField('ShippingTypeID', $this->Application->GetVar('s_id'));

	break;

	case 'OnNew':

	//$object =& $event->getObject();
	//$object->SetDBField('ShippingTypeID', $this->Application->GetVar('s_id'));
	break;

	case 'OnCountryChange':

	$this->Application->DeleteVar('taxdst');

	break;

	default:
	}
	/*if($this->Application->GetVar('tax_OriginalSaveEvent'))
	{
	$this->Application->SetVar($event->Prefix_Special.'_SaveEvent', $this->Application->GetVar('tax_OriginalSaveEvent'));
	}*/


	$event->CallSubEvent("OnPreSave");
	/*
	$child_event = new kEvent();
	$child_event->Prefix = "tax";
	$child_event->Special = "";
	$child_event->Prefix_Special = "tax";
	$child_event->redirect = false;
	$child_event->Name = "OnPreSave";

	$this->Application->HandleEvent( $child_event); */

	}

	function OnMassDelete(&$event)
	{
	$this->StoreSelectedIDs($event);

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

	$dst =& $this->Application->recallObject('taxdst');
	$sql = 'DELETE FROM '.$dst->TableName.' WHERE TaxZoneId IN ('.$ids.')';
	$this->Conn->Query($sql);

	parent::OnMassDelete($event);
	}

	function OnCountryChange(&$event)
	{
	$destinations = &$this->Application->recallObject('taxdst');

	$queryDel="DELETE FROM ".$destinations->TableName." WHERE TaxZoneId=".(int)$this->Application->GetVar('tax_id');
	$this->Conn->Query($queryDel);

	$this->Application->DeleteVar('taxdst');
	$event->CallSubEvent('OnPreSave');
	$event->redirect = false;
	}

	}

	?>

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