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Created
Wed, Feb 12, 9:26 PM

in-commerce
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Index: branches/5.2.x/units/orders/order_manager.php
===================================================================
--- branches/5.2.x/units/orders/order_manager.php (revision 16034)
+++ branches/5.2.x/units/orders/order_manager.php (revision 16035)
@@ -1,485 +1,486 @@
<?php
/**
* @version $Id$
* @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!');
/**
* Manages order contents
*
*/
class OrderManager extends kBase {
protected $errorMessages = Array (
1 => 'state_changed',
2 => 'qty_unavailable',
3 => 'outofstock',
4 => 'invalid_code',
5 => 'code_expired',
6 => 'min_qty',
7 => 'code_removed',
8 => 'code_removed_automatically',
9 => 'changed_after_login',
10 => 'coupon_applied',
104 => 'invalid_gc_code',
105 => 'gc_code_expired',
107 => 'gc_code_removed',
108 => 'gc_code_removed_automatically',
110 => 'gift_certificate_applied',
);
/**
* Order, used in calculator
*
* @var OrdersItem
*/
protected $order = null;
/**
* Order calculator instance
*
* @var OrderCalculator
*/
protected $calculator = null;
/**
* Operations to be performed on order items later
*
* @var Array
*/
protected $operations = Array ();
/**
* Totals override
*
* @var Array
*/
protected $totalsOverride = Array ();
public function __construct()
{
parent::__construct();
$this->calculator = $this->Application->makeClass('OrderCalculator');
$this->calculator->setManager($this);
$this->reset();
}
/**
* Sets order to be used in calculator
*
* @param OrdersItem $order
*/
public function setOrder(&$order)
{
$this->order =& $order;
$this->reset();
}
function reset()
{
$this->operations = Array ();
$this->totalsOverride = Array ();
$this->calculator->reset();
}
public function resetOperationTotals()
{
$this->totalsOverride = Array ();
}
/**
* Sets checkout error
*
* @param int $error_type = {product,coupon,gc}
* @param int $error_code
* @param int $product_id - {ProductId}:{OptionsSalt}:{BackOrderFlag}:{FieldName}
* @return void
* @access public
*/
public function setError($error_type, $error_code, $product_id = null)
{
$this->order->setCheckoutError($error_type, $error_code, $product_id);
}
/**
* Gets error count
*
* @return int
* @access public
*/
public function getErrorCount()
{
$errors = $this->Application->RecallVar('checkout_errors');
if ( !$errors ) {
return 0;
}
return count( unserialize($errors) );
}
/**
* Returns order object reference
*
* @return OrdersItem
*/
public function &getOrder()
{
return $this->order;
}
/**
* Calculates given order
*
*/
public function calculate()
{
$this->calculator->calculate();
$changed = $this->applyOperations() || ($this->getErrorCount() > 0);
$this->setOrderTotals();
return $changed;
}
public function addOperation($item, $backorder_flag, $qty, $price, $cost, $discount_info, $order_item_id = 0)
{
$operation = Array (
'ProductId' => $item['ProductId'],
'BackOrderFlag' => $backorder_flag,
'Quantity' => $qty,
'Price' => $price,
'Cost' => $cost,
'DiscountInfo' => $discount_info,
'OrderItemId' => $order_item_id,
'OptionsSalt' => $item['OptionsSalt'],
'ItemData' => $item['ItemData'],
'PackageNum' => array_key_exists('PackageNum', $item) ? $item['PackageNum'] : 1,
);
$this->operations[] = $operation;
}
/**
* Returns total based on added operations
*
* @param string $type
* @return float
*/
public function getOperationTotal($type)
{
if ( isset($this->totalsOverride[$type]) ) {
return $this->totalsOverride[$type];
}
$ret = 0;
foreach ($this->operations as $operation) {
if ($type == 'SubTotalFlat') {
$ret += $operation['Quantity'] * $operation['Price'];
}
elseif ($type == 'CostTotal') {
$ret += $operation['Quantity'] * $operation['Cost'];
}
elseif ($type == 'SubTotal') {
$ret += $operation['Quantity'] * $operation['DiscountInfo'][2]; // discounted price
}
elseif ($type == 'CouponDiscount') {
$ret += $operation['DiscountInfo'][3];
}
}
return $ret;
}
public function setOperationTotal($type, $value)
{
$this->totalsOverride[$type] = $value;
}
/**
* Apply scheduled operations
*
*/
public function applyOperations()
{
$ret = false;
$order_item = $this->Application->recallObject('orditems.-item', null, Array('skip_autoload' => true));
/* @var $order_item kDBItem */
foreach ($this->operations as $operation) {
$item = $this->getOrderItemByOperation($operation);
$item_id = $item['OrderItemId'];
if ($item_id) { // if Product already exists in the order
if ( $this->noChangeRequired($item, $operation) ) {
continue;
}
$order_item->Load($item_id);
if ($operation['Quantity'] > 0) { // Update Price by _TOTAL_ qty
$item_data = $order_item->GetDBField('ItemData');
$item_data = $item_data ? unserialize($item_data) : Array ();
$item_data['DiscountId'] = $operation['DiscountInfo'][0];
$item_data['DiscountType'] = $operation['DiscountInfo'][1];
$fields_hash = Array (
'Quantity' => $operation['Quantity'],
'FlatPrice' => $operation['Price'],
'Price' => $operation['DiscountInfo'][2],
'Cost' => $operation['Cost'],
'ItemData' => serialize($item_data),
);
$order_item->SetDBFieldsFromHash($fields_hash);
$order_item->Update();
}
else { // delete products with 0 qty
$order_item->Delete();
}
}
elseif ($operation['Quantity'] > 0) {
// if we are adding product
// discounts are saved from OrdersEvetnHandler::AddItemToOrder method
$item_data = $operation['ItemData'];
$item_data = $item_data ? unserialize($item_data) : Array ();
$item_data['DiscountId'] = $operation['DiscountInfo'][0];
$item_data['DiscountType'] = $operation['DiscountInfo'][1];
$fields_hash = Array (
'ProductId' => $operation['ProductId'],
'ProductName' => $this->getProductField( $operation['ProductId'], 'Name' ),
'Quantity' => $operation['Quantity'],
'FlatPrice' => $operation['Price'],
'Price' => $operation['DiscountInfo'][2],
'Cost' => $operation['Cost'],
'Weight' => $this->getProductField( $operation['ProductId'], 'Weight' ),
'OrderId' => $this->order->GetID(),
'BackOrderFlag' => $operation['BackOrderFlag'],
'ItemData' => serialize($item_data),
'PackageNum' => $operation['PackageNum'],
+ 'OptionsSalt' => $operation['OptionsSalt'],
);
$order_item->SetDBFieldsFromHash($fields_hash);
$order_item->Create();
}
else {
// item requiring to set qty to 0, meaning already does not exist
continue;
}
$ret = true;
}
return $ret;
}
/**
* Sets order fields, containing total values
*
*/
public function setOrderTotals()
{
$sub_total = $this->getOperationTotal('SubTotal');
$this->order->SetDBField('SubTotal', $sub_total);
$cost_total = $this->getOperationTotal('CostTotal');
$this->order->SetDBField('CostTotal', $cost_total);
$sub_total_flat = $this->getOperationTotal('SubTotalFlat');
$this->order->SetDBField('DiscountTotal', $sub_total_flat - $sub_total);
$coupon_discount = $this->getOperationTotal('CouponDiscount');
$this->order->SetDBField('CouponDiscount', $coupon_discount);
}
/**
* Returns exising order item data, based on operation details
*
* @param Array $operation
* @return Array
*/
protected function getOrderItemByOperation($operation)
{
if ( $operation['OrderItemId'] ) {
$where_clause = Array (
'OrderItemId = ' . $operation['OrderItemId'],
);
}
else {
$where_clause = Array (
'OrderId = ' . $this->order->GetID(),
'ProductId = ' . $operation['ProductId'],
'BackOrderFlag ' . ($operation['BackOrderFlag'] ? ' >= 1' : ' = 0'),
'OptionsSalt = ' . $operation['OptionsSalt'],
);
}
$sql = 'SELECT OrderItemId, Quantity, FlatPrice, Price, BackOrderFlag, ItemData
FROM ' . $this->getTable('orditems') . '
WHERE (' . implode(') AND (', $where_clause) . ')';
return $this->Conn->GetRow($sql);
}
/**
* Checks, that there are no database changes required to order item from operation
*
* @param Array $item
* @param Array $operation
* @return bool
*/
protected function noChangeRequired($item, $operation)
{
$item_data = $item['ItemData'] ? unserialize( $item['ItemData'] ) : Array ();
$conditions = Array (
$operation['Quantity'] > 0,
$item['Quantity'] == $operation['Quantity'],
round($item['FlatPrice'], 3) == round($operation['Price'], 3),
round($item['Price'], 3) == round($operation['DiscountInfo'][2], 3),
(string)getArrayValue($item_data, 'DiscountType') == $operation['DiscountInfo'][1],
(int)getArrayValue($item_data, 'DiscountId') == $operation['DiscountInfo'][0],
);
foreach ($conditions as $condition) {
if (!$condition) {
return false;
}
}
return true;
}
/**
* Returns product name by id
*
* @param int $product_id
* @param string $field
* @return string
*/
protected function getProductField($product_id, $field)
{
$product = $this->Application->recallObject('p', null, Array ('skip_autoload' => true));
/* @var $product kCatDBItem */
if ( !$product->isLoaded() || ($product->GetID() != $product_id) ) {
$product->Load($product_id);
}
return $field == 'Name' ? $product->GetField($field) : $product->GetDBField($field);
}
/**
* Returns table name according to order temp mode
*
* @param string $prefix
* @return string
*/
public function getTable($prefix)
{
$table_name = $this->Application->getUnitOption($prefix, 'TableName');
if ( $this->order->IsTempTable() ) {
return $this->Application->GetTempName($table_name, 'prefix:' . $this->order->Prefix);
}
return $table_name;
}
/**
* Adds product to order
*
* @param kCatDBItem $product
* @param string $item_data
* @param int $qty
* @param int $package_num
*/
public function addProduct(&$product, $item_data, $qty = null, $package_num = null)
{
if ( !isset($qty) ) {
$qty = 1;
}
$item = $this->getItemFromProduct($product, $item_data);
$order_item = $this->getOrderItem($item);
if ( $this->calculator->canBeGrouped($item, $item) && $order_item ) {
$qty += $order_item['Quantity'];
}
$item['OrderItemId'] = $order_item ? $order_item['OrderItemId'] : 0;
if ( isset($package_num) ) {
$item['PackageNum'] = $package_num;
}
$this->calculator->addProduct($item, $product, $qty);
$this->applyOperations();
}
/**
* Returns virtual $item based on given product
*
* @param kCatDBItem $product
* @param string $item_data
* @return Array
*/
protected function getItemFromProduct(&$product, $item_data)
{
$item_data_array = unserialize($item_data);
$options = isset($item_data_array['Options']) ? $item_data_array['Options'] : false;
$options_salt = $options ? $this->calculator->generateOptionsSalt($options) : 0;
$item = Array (
'ProductId' => $product->GetID(),
'OptionsSalt' => $options_salt,
'ItemData' => $item_data,
'Type' => $product->GetDBField('Type'),
'OrderItemId' => 0,
);
return $item;
}
/**
* Returns OrderItem formed from $item
*
* @param Array $item
* @return Array
*/
protected function getOrderItem($item)
{
$where_clause = Array (
'OrderId = ' . $this->order->GetID(),
'ProductId = ' . $item['ProductId'],
);
if ( $item['OptionsSalt'] ) {
$where_clause[] = 'OptionsSalt = ' . $item['OptionsSalt'];
}
$sql = 'SELECT Quantity, OrderItemId
FROM ' . $this->getTable('orditems') . '
WHERE (' . implode(') AND (', $where_clause) . ')';
return $this->Conn->GetRow($sql);
}
- }
\ No newline at end of file
+ }

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