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CartRule.php
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<?php
/*
* 2007-2017 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
* @author PrestaShop SA <contact@prestashop.com>
* @copyright 2007-2017 PrestaShop SA
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
class CartRuleCore extends ObjectModel
{
/* Filters used when retrieving the cart rules applied to a cart of when calculating the value of a reduction */
const FILTER_ACTION_ALL = 1;
const FILTER_ACTION_SHIPPING = 2;
const FILTER_ACTION_REDUCTION = 3;
const FILTER_ACTION_GIFT = 4;
const FILTER_ACTION_ALL_NOCAP = 5;
const BO_ORDER_CODE_PREFIX = 'BO_ORDER_';
/* This variable controls that a free gift is offered only once, even when multi-shippping is activated and the same product is delivered in both addresses */
protected static $only_one_gift = array();
public $id;
public $name;
public $id_customer;
public $date_from;
public $date_to;
public $description;
public $quantity = 1;
public $quantity_per_user = 1;
public $priority = 1;
public $partial_use = 1;
public $code;
public $minimum_amount;
public $minimum_amount_tax;
public $minimum_amount_currency;
public $minimum_amount_shipping;
public $country_restriction;
public $carrier_restriction;
public $group_restriction;
public $cart_rule_restriction;
public $product_restriction;
public $shop_restriction;
public $free_shipping;
public $reduction_percent;
public $reduction_amount;
public $reduction_tax;
public $reduction_currency;
public $reduction_product;
public $gift_product;
public $gift_product_attribute;
public $highlight;
public $active = 1;
public $date_add;
public $date_upd;
/**
* @see ObjectModel::$definition
*/
public static $definition = array(
'table' => 'cart_rule',
'primary' => 'id_cart_rule',
'multilang' => true,
'fields' => array(
'id_customer' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedId'),
'date_from' => array('type' => self::TYPE_DATE, 'validate' => 'isDate', 'required' => true),
'date_to' => array('type' => self::TYPE_DATE, 'validate' => 'isDate', 'required' => true),
'description' => array('type' => self::TYPE_STRING, 'validate' => 'isCleanHtml', 'size' => 65534),
'quantity' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedInt'),
'quantity_per_user' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedInt'),
'priority' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedInt'),
'partial_use' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'code' => array('type' => self::TYPE_STRING, 'validate' => 'isCleanHtml', 'size' => 254),
'minimum_amount' => array('type' => self::TYPE_FLOAT, 'validate' => 'isFloat'),
'minimum_amount_tax' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'minimum_amount_currency' =>array('type' => self::TYPE_INT, 'validate' => 'isInt'),
'minimum_amount_shipping' =>array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'country_restriction' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'carrier_restriction' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'group_restriction' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'cart_rule_restriction' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'product_restriction' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'shop_restriction' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'free_shipping' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'reduction_percent' => array('type' => self::TYPE_FLOAT, 'validate' => 'isPercentage'),
'reduction_amount' => array('type' => self::TYPE_FLOAT, 'validate' => 'isFloat'),
'reduction_tax' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'reduction_currency' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedId'),
'reduction_product' => array('type' => self::TYPE_INT, 'validate' => 'isInt'),
'gift_product' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedId'),
'gift_product_attribute' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedId'),
'highlight' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'active' => array('type' => self::TYPE_BOOL, 'validate' => 'isBool'),
'date_add' => array('type' => self::TYPE_DATE, 'validate' => 'isDate'),
'date_upd' => array('type' => self::TYPE_DATE, 'validate' => 'isDate'),
/* Lang fields */
'name' => array('type' => self::TYPE_STRING, 'lang' => true, 'validate' => 'isCleanHtml', 'required' => true, 'size' => 254),
),
);
/**
* @see ObjectModel::add()
*/
public function add($autodate = true, $null_values = false)
{
if (!$this->reduction_currency) {
$this->reduction_currency = (int)Configuration::get('PS_CURRENCY_DEFAULT');
}
if (!parent::add($autodate, $null_values)) {
return false;
}
Configuration::updateGlobalValue('PS_CART_RULE_FEATURE_ACTIVE', '1');
return true;
}
public function update($null_values = false)
{
Cache::clean('getContextualValue_'.$this->id.'_*');
if (!$this->reduction_currency) {
$this->reduction_currency = (int)Configuration::get('PS_CURRENCY_DEFAULT');
}
return parent::update($null_values);
}
/**
* @see ObjectModel::delete()
*/
public function delete()
{
if (!parent::delete()) {
return false;
}
Configuration::updateGlobalValue('PS_CART_RULE_FEATURE_ACTIVE', CartRule::isCurrentlyUsed($this->def['table'], true));
$r = Db::getInstance()->delete('cart_cart_rule', '`id_cart_rule` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_carrier', '`id_cart_rule` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_shop', '`id_cart_rule` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_group', '`id_cart_rule` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_country', '`id_cart_rule` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_combination', '`id_cart_rule_1` = '.(int)$this->id.' OR `id_cart_rule_2` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_product_rule_group', '`id_cart_rule` = '.(int)$this->id);
$r &= Db::getInstance()->delete('cart_rule_product_rule', 'NOT EXISTS (SELECT 1 FROM `'._DB_PREFIX_.'cart_rule_product_rule_group`
WHERE `'._DB_PREFIX_.'cart_rule_product_rule`.`id_product_rule_group` = `'._DB_PREFIX_.'cart_rule_product_rule_group`.`id_product_rule_group`)');
$r &= Db::getInstance()->delete('cart_rule_product_rule_value', 'NOT EXISTS (SELECT 1 FROM `'._DB_PREFIX_.'cart_rule_product_rule`
WHERE `'._DB_PREFIX_.'cart_rule_product_rule_value`.`id_product_rule` = `'._DB_PREFIX_.'cart_rule_product_rule`.`id_product_rule`)');
return $r;
}
/**
* Copy conditions from one cart rule to an other
*
* @param int $id_cart_rule_source
* @param int $id_cart_rule_destination
*/
public static function copyConditions($id_cart_rule_source, $id_cart_rule_destination)
{
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_shop` (`id_cart_rule`, `id_shop`)
(SELECT '.(int)$id_cart_rule_destination.', id_shop FROM `'._DB_PREFIX_.'cart_rule_shop` WHERE `id_cart_rule` = '.(int)$id_cart_rule_source.')');
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_carrier` (`id_cart_rule`, `id_carrier`)
(SELECT '.(int)$id_cart_rule_destination.', id_carrier FROM `'._DB_PREFIX_.'cart_rule_carrier` WHERE `id_cart_rule` = '.(int)$id_cart_rule_source.')');
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_group` (`id_cart_rule`, `id_group`)
(SELECT '.(int)$id_cart_rule_destination.', id_group FROM `'._DB_PREFIX_.'cart_rule_group` WHERE `id_cart_rule` = '.(int)$id_cart_rule_source.')');
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_country` (`id_cart_rule`, `id_country`)
(SELECT '.(int)$id_cart_rule_destination.', id_country FROM `'._DB_PREFIX_.'cart_rule_country` WHERE `id_cart_rule` = '.(int)$id_cart_rule_source.')');
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_combination` (`id_cart_rule_1`, `id_cart_rule_2`)
(SELECT '.(int)$id_cart_rule_destination.', IF(id_cart_rule_1 != '.(int)$id_cart_rule_source.', id_cart_rule_1, id_cart_rule_2) FROM `'._DB_PREFIX_.'cart_rule_combination`
WHERE `id_cart_rule_1` = '.(int)$id_cart_rule_source.' OR `id_cart_rule_2` = '.(int)$id_cart_rule_source.')');
// Todo : should be changed soon, be must be copied too
// Db::getInstance()->execute('DELETE FROM `'._DB_PREFIX_.'cart_rule_product_rule` WHERE `id_cart_rule` = '.(int)$this->id);
// Db::getInstance()->execute('DELETE FROM `'._DB_PREFIX_.'cart_rule_product_rule_value` WHERE `id_product_rule` NOT IN (SELECT `id_product_rule` FROM `'._DB_PREFIX_.'cart_rule_product_rule`)');
// Copy products/category filters
$products_rules_group_source = Db::getInstance()->ExecuteS('
SELECT id_product_rule_group,quantity FROM `'._DB_PREFIX_.'cart_rule_product_rule_group`
WHERE `id_cart_rule` = '.(int)$id_cart_rule_source.' ');
foreach ($products_rules_group_source as $product_rule_group_source) {
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_product_rule_group` (`id_cart_rule`, `quantity`)
VALUES ('.(int)$id_cart_rule_destination.','.(int)$product_rule_group_source['quantity'].')');
$id_product_rule_group_destination = Db::getInstance()->Insert_ID();
$products_rules_source = Db::getInstance()->ExecuteS('
SELECT id_product_rule,type FROM `'._DB_PREFIX_.'cart_rule_product_rule`
WHERE `id_product_rule_group` = '.(int)$product_rule_group_source['id_product_rule_group'].' ');
foreach ($products_rules_source as $product_rule_source) {
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_product_rule` (`id_product_rule_group`, `type`)
VALUES ('.(int)$id_product_rule_group_destination.',"'.pSQL($product_rule_source['type']).'")');
$id_product_rule_destination = Db::getInstance()->Insert_ID();
$products_rules_values_source = Db::getInstance()->ExecuteS('
SELECT id_item FROM `'._DB_PREFIX_.'cart_rule_product_rule_value`
WHERE `id_product_rule` = '.(int)$product_rule_source['id_product_rule'].' ');
foreach ($products_rules_values_source as $product_rule_value_source) {
Db::getInstance()->execute('
INSERT INTO `'._DB_PREFIX_.'cart_rule_product_rule_value` (`id_product_rule`, `id_item`)
VALUES ('.(int)$id_product_rule_destination.','.(int)$product_rule_value_source['id_item'].')');
}
}
}
}
/**
* Retrieves the id associated to the given code
*
* @param string $code
* @return int|bool
*/
public static function getIdByCode($code)
{
if (!Validate::isCleanHtml($code)) {
return false;
}
return Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('SELECT `id_cart_rule` FROM `'._DB_PREFIX_.'cart_rule` WHERE `code` = \''.pSQL($code).'\'');
}
/**
* @param $id_lang
* @param $id_customer
* @param bool $active
* @param bool $includeGeneric
* @param bool $inStock
* @param Cart|null $cart
* @param bool $free_shipping_only
* @param bool $highlight_only
* @return array
* @throws PrestaShopDatabaseException
*/
public static function getCustomerCartRules($id_lang, $id_customer, $active = false, $includeGeneric = true, $inStock = false, Cart $cart = null, $free_shipping_only = false, $highlight_only = false)
{
if (!CartRule::isFeatureActive()) {
return array();
}
$sql_part1 = '* FROM `'._DB_PREFIX_.'cart_rule` cr
LEFT JOIN `'._DB_PREFIX_.'cart_rule_lang` crl ON (cr.`id_cart_rule` = crl.`id_cart_rule` AND crl.`id_lang` = '.(int)$id_lang.')';
$sql_part2 = ' AND cr.date_from < "'.date('Y-m-d H:i:s').'"
AND cr.date_to > "'.date('Y-m-d H:i:s').'"
'.($active ? 'AND cr.`active` = 1' : '').'
'.($inStock ? 'AND cr.`quantity` > 0' : '');
if ($free_shipping_only) {
$sql_part2 .= ' AND free_shipping = 1 AND carrier_restriction = 1';
}
if ($highlight_only) {
$sql_part2 .= ' AND highlight = 1 AND code NOT LIKE "'.pSQL(CartRule::BO_ORDER_CODE_PREFIX).'%"';
}
$sql = '(SELECT SQL_NO_CACHE '.$sql_part1.' WHERE cr.`id_customer` = '.(int)$id_customer.' '.$sql_part2.')';
$sql .= ' UNION (SELECT '.$sql_part1.' WHERE cr.`group_restriction` = 1 '.$sql_part2.')';
if ($includeGeneric && (int)$id_customer != 0) {
$sql .= ' UNION (SELECT '.$sql_part1.' WHERE cr.`id_customer` = 0 '.$sql_part2.')';
}
$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql, true, false);
if (empty($result)) {
return array();
}
// Remove cart rule that does not match the id_customer
foreach ($result as $key => $cart_rule) {
if ($cart_rule['id_customer'] && $cart_rule['id_customer'] != $id_customer) {
unset($result[$key]);
}
}
// Remove cart rule that does not match the customer groups
$customerGroups = Customer::getGroupsStatic($id_customer);
foreach ($result as $key => $cart_rule) {
if ($cart_rule['group_restriction']) {
$cartRuleGroups = Db::getInstance()->executeS('SELECT id_group FROM '._DB_PREFIX_.'cart_rule_group WHERE id_cart_rule = '.(int)$cart_rule['id_cart_rule']);
foreach ($cartRuleGroups as $cartRuleGroup) {
if (in_array($cartRuleGroup['id_group'], $customerGroups)) {
continue 2;
}
}
unset($result[$key]);
}
}
foreach ($result as &$cart_rule) {
if ($cart_rule['quantity_per_user']) {
$quantity_used = Order::getDiscountsCustomer((int)$id_customer, (int)$cart_rule['id_cart_rule']);
if (isset($cart) && isset($cart->id)) {
$quantity_used += $cart->getDiscountsCustomer((int)$cart_rule['id_cart_rule']);
}
$cart_rule['quantity_for_user'] = $cart_rule['quantity_per_user'] - $quantity_used;
} else {
$cart_rule['quantity_for_user'] = 0;
}
}
unset($cart_rule);
foreach ($result as $key => $cart_rule) {
if ($cart_rule['shop_restriction']) {
$cartRuleShops = Db::getInstance()->executeS('SELECT id_shop FROM '._DB_PREFIX_.'cart_rule_shop WHERE id_cart_rule = '.(int)$cart_rule['id_cart_rule']);
foreach ($cartRuleShops as $cartRuleShop) {
if (Shop::isFeatureActive() && ($cartRuleShop['id_shop'] == Context::getContext()->shop->id)) {
continue 2;
}
}
unset($result[$key]);
}
}
if (isset($cart) && isset($cart->id)) {
foreach ($result as $key => $cart_rule) {
if ($cart_rule['product_restriction']) {
$cr = new CartRule((int)$cart_rule['id_cart_rule']);
$r = $cr->checkProductRestrictions(Context::getContext(), false, false);
if ($r !== false) {
continue;
}
unset($result[$key]);
}
}
}
$result_bak = $result;
$result = array();
$country_restriction = false;
foreach ($result_bak as $key => $cart_rule) {
if ($cart_rule['country_restriction']) {
$country_restriction = true;
$countries = Db::getInstance()->ExecuteS('
SELECT `id_country`
FROM `'._DB_PREFIX_.'address`
WHERE `id_customer` = '.(int)$id_customer.'
AND `deleted` = 0'
);
if (is_array($countries) && count($countries)) {
foreach ($countries as $country) {
$id_cart_rule = (bool)Db::getInstance()->getValue('
SELECT crc.id_cart_rule
FROM '._DB_PREFIX_.'cart_rule_country crc
WHERE crc.id_cart_rule = '.(int)$cart_rule['id_cart_rule'].'
AND crc.id_country = '.(int)$country['id_country']);
if ($id_cart_rule) {
$result[] = $result_bak[$key];
break;
}
}
}
}
else {
$result[] = $result_bak[$key];
}
}
if (!$country_restriction)
$result = $result_bak;
// Retrocompatibility with 1.4 discounts
foreach ($result as &$cart_rule) {
$cart_rule['value'] = 0;
$cart_rule['minimal'] = Tools::convertPriceFull($cart_rule['minimum_amount'], new Currency($cart_rule['minimum_amount_currency']), Context::getContext()->currency);
$cart_rule['cumulable'] = !$cart_rule['cart_rule_restriction'];
$cart_rule['id_discount_type'] = false;
if ($cart_rule['free_shipping']) {
$cart_rule['id_discount_type'] = Discount::FREE_SHIPPING;
} elseif ($cart_rule['reduction_percent'] > 0) {
$cart_rule['id_discount_type'] = Discount::PERCENT;
$cart_rule['value'] = $cart_rule['reduction_percent'];
} elseif ($cart_rule['reduction_amount'] > 0) {
$cart_rule['id_discount_type'] = Discount::AMOUNT;
$cart_rule['value'] = $cart_rule['reduction_amount'];
}
}
unset($cart_rule);
return $result;
}
/**
* @param $id_customer
* @return bool
*/
public function usedByCustomer($id_customer)
{
return (bool)Db::getInstance()->getValue('
SELECT id_cart_rule
FROM `'._DB_PREFIX_.'order_cart_rule` ocr
LEFT JOIN `'._DB_PREFIX_.'orders` o ON ocr.`id_order` = o.`id_order`
WHERE ocr.`id_cart_rule` = '.(int)$this->id.'
AND o.`id_customer` = '.(int)$id_customer);
}
/**
* @param $name
* @return bool
*/
public static function cartRuleExists($code, $id_customer = 0)
{
if (!CartRule::isFeatureActive()) {
return false;
}
return (bool)Db::getInstance()->getValue('
SELECT `id_cart_rule`
FROM `'._DB_PREFIX_.'cart_rule`
WHERE `code` = \''.pSQL($code).'\''.
($id_customer ? 'AND `id_customer` = '.(int) $id_customer : ''));
}
/**
* @param $id_customer
* @return bool
*/
public static function deleteByIdCustomer($id_customer)
{
$return = true;
$cart_rules = new PrestaShopCollection('CartRule');
$cart_rules->where('id_customer', '=', $id_customer);
foreach ($cart_rules as $cart_rule) {
$return &= $cart_rule->delete();
}
return $return;
}
/**
* @return array
*/
public function getProductRuleGroups()
{
if (!Validate::isLoadedObject($this) || $this->product_restriction == 0) {
return array();
}
$productRuleGroups = array();
$result = Db::getInstance()->executeS('SELECT * FROM '._DB_PREFIX_.'cart_rule_product_rule_group WHERE id_cart_rule = '.(int)$this->id);
foreach ($result as $row) {
if (!isset($productRuleGroups[$row['id_product_rule_group']])) {
$productRuleGroups[$row['id_product_rule_group']] = array('id_product_rule_group' => $row['id_product_rule_group'], 'quantity' => $row['quantity']);
}
$productRuleGroups[$row['id_product_rule_group']]['product_rules'] = $this->getProductRules($row['id_product_rule_group']);
}
return $productRuleGroups;
}
/**
* @param $id_product_rule_group
* @return array ('type' => ? , 'values' => ?)
*/
public function getProductRules($id_product_rule_group)
{
if (!Validate::isLoadedObject($this) || $this->product_restriction == 0) {
return array();
}
$productRules = array();
$results = Db::getInstance()->executeS('
SELECT *
FROM '._DB_PREFIX_.'cart_rule_product_rule pr
LEFT JOIN '._DB_PREFIX_.'cart_rule_product_rule_value prv ON pr.id_product_rule = prv.id_product_rule
WHERE pr.id_product_rule_group = '.(int)$id_product_rule_group);
foreach ($results as $row) {
if (!isset($productRules[$row['id_product_rule']])) {
$productRules[$row['id_product_rule']] = array('type' => $row['type'], 'values' => array());
}
$productRules[$row['id_product_rule']]['values'][] = $row['id_item'];
}
return $productRules;
}
/**
* Check if this cart rule can be applied
*
* @param Context $context
* @param bool $alreadyInCart Check if the voucher is already on the cart
* @param bool $display_error Display error
* @return bool|mixed|string
*/
public function checkValidity(Context $context, $alreadyInCart = false, $display_error = true, $check_carrier = true)
{
if (!CartRule::isFeatureActive()) {
return false;
}
if (!$this->active) {
return (!$display_error) ? false : Tools::displayError('This voucher is disabled');
}
if (!$this->quantity) {
return (!$display_error) ? false : Tools::displayError('This voucher has already been used');
}
if (strtotime($this->date_from) > time()) {
return (!$display_error) ? false : Tools::displayError('This voucher is not valid yet');
}
if (strtotime($this->date_to) < time()) {
return (!$display_error) ? false : Tools::displayError('This voucher has expired');
}
if ($context->cart->id_customer) {
$quantityUsed = Db::getInstance()->getValue('
SELECT count(*)
FROM '._DB_PREFIX_.'orders o
LEFT JOIN '._DB_PREFIX_.'order_cart_rule od ON o.id_order = od.id_order
WHERE o.id_customer = '.$context->cart->id_customer.'
AND od.id_cart_rule = '.(int)$this->id.'
AND '.(int)Configuration::get('PS_OS_ERROR').' != o.current_state
');
if ($quantityUsed + 1 > $this->quantity_per_user) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher anymore (usage limit reached)');
}
}
// Get an intersection of the customer groups and the cart rule groups (if the customer is not logged in, the default group is Visitors)
if ($this->group_restriction) {
$id_cart_rule = (int)Db::getInstance()->getValue('
SELECT crg.id_cart_rule
FROM '._DB_PREFIX_.'cart_rule_group crg
WHERE crg.id_cart_rule = '.(int)$this->id.'
AND crg.id_group '.($context->cart->id_customer ? 'IN (SELECT cg.id_group FROM '._DB_PREFIX_.'customer_group cg WHERE cg.id_customer = '.(int)$context->cart->id_customer.')' : '= '.(int)Configuration::get('PS_UNIDENTIFIED_GROUP')));
if (!$id_cart_rule) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher');
}
}
// Check if the customer delivery address is usable with the cart rule
if ($this->country_restriction) {
if (!$context->cart->id_address_delivery) {
return (!$display_error) ? false : Tools::displayError('You must choose a delivery address before applying this voucher to your order');
}
$id_cart_rule = (int)Db::getInstance()->getValue('
SELECT crc.id_cart_rule
FROM '._DB_PREFIX_.'cart_rule_country crc
WHERE crc.id_cart_rule = '.(int)$this->id.'
AND crc.id_country = (SELECT a.id_country FROM '._DB_PREFIX_.'address a WHERE a.id_address = '.(int)$context->cart->id_address_delivery.' LIMIT 1)');
if (!$id_cart_rule) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher in your country of delivery');
}
}
// Check if the carrier chosen by the customer is usable with the cart rule
if ($this->carrier_restriction && $check_carrier) {
if (!$context->cart->id_carrier) {
return (!$display_error) ? false : Tools::displayError('You must choose a carrier before applying this voucher to your order');
}
$id_cart_rule = (int)Db::getInstance()->getValue('
SELECT crc.id_cart_rule
FROM '._DB_PREFIX_.'cart_rule_carrier crc
INNER JOIN '._DB_PREFIX_.'carrier c ON (c.id_reference = crc.id_carrier AND c.deleted = 0)
WHERE crc.id_cart_rule = '.(int)$this->id.'
AND c.id_carrier = '.(int)$context->cart->id_carrier);
if (!$id_cart_rule) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with this carrier');
}
}
// Check if the cart rules appliy to the shop browsed by the customer
if ($this->shop_restriction && $context->shop->id && Shop::isFeatureActive()) {
$id_cart_rule = (int)Db::getInstance()->getValue('
SELECT crs.id_cart_rule
FROM '._DB_PREFIX_.'cart_rule_shop crs
WHERE crs.id_cart_rule = '.(int)$this->id.'
AND crs.id_shop = '.(int)$context->shop->id);
if (!$id_cart_rule) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher');
}
}
// Check if the products chosen by the customer are usable with the cart rule
if ($this->product_restriction) {
$r = $this->checkProductRestrictions($context, false, $display_error, $alreadyInCart);
if ($r !== false && $display_error) {
return $r;
} elseif (!$r && !$display_error) {
return false;
}
}
// Check if the cart rule is only usable by a specific customer, and if the current customer is the right one
if ($this->id_customer && $context->cart->id_customer != $this->id_customer) {
if (!defined('_PS_ADMIN_DIR_') && !Context::getContext()->customer->isLogged()) {
return (!$display_error) ? false : (Tools::displayError('You cannot use this voucher').' - '.Tools::displayError('Please log in first'));
}
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher');
}
if ($this->minimum_amount && $check_carrier) {
// Minimum amount is converted to the contextual currency
$minimum_amount = $this->minimum_amount;
if ($this->minimum_amount_currency != Context::getContext()->currency->id) {
$minimum_amount = Tools::convertPriceFull($minimum_amount, new Currency($this->minimum_amount_currency), Context::getContext()->currency);
}
$cartTotal = $context->cart->getOrderTotal($this->minimum_amount_tax, Cart::ONLY_PRODUCTS);
if ($this->minimum_amount_shipping) {
$cartTotal += $context->cart->getOrderTotal($this->minimum_amount_tax, Cart::ONLY_SHIPPING);
}
$products = $context->cart->getProducts();
$cart_rules = $context->cart->getCartRules();
foreach ($cart_rules as &$cart_rule) {
if ($cart_rule['gift_product']) {
foreach ($products as $key => &$product) {
if (empty($product['gift']) && $product['id_product'] == $cart_rule['gift_product'] && $product['id_product_attribute'] == $cart_rule['gift_product_attribute']) {
$cartTotal = Tools::ps_round($cartTotal - $product[$this->minimum_amount_tax ? 'price_wt' : 'price'], (int)$context->currency->decimals * _PS_PRICE_COMPUTE_PRECISION_);
}
}
}
}
if ($cartTotal < $minimum_amount) {
return (!$display_error) ? false : Tools::displayError('You have not reached the minimum amount required to use this voucher');
}
}
/* This loop checks:
- if the voucher is already in the cart
- if a non compatible voucher is in the cart
- if there are products in the cart (gifts excluded)
Important note: this MUST be the last check, because if the tested cart rule has priority over a non combinable one in the cart, we will switch them
*/
$nb_products = Cart::getNbProducts($context->cart->id);
$otherCartRules = array();
if ($check_carrier) {
$otherCartRules = $context->cart->getCartRules();
}
if (count($otherCartRules)) {
foreach ($otherCartRules as $otherCartRule) {
if ($otherCartRule['id_cart_rule'] == $this->id && !$alreadyInCart) {
return (!$display_error) ? false : Tools::displayError('This voucher is already in your cart');
}
if ($otherCartRule['gift_product']) {
--$nb_products;
}
if ($this->cart_rule_restriction && $otherCartRule['cart_rule_restriction'] && $otherCartRule['id_cart_rule'] != $this->id) {
$combinable = Db::getInstance()->getValue('
SELECT id_cart_rule_1
FROM '._DB_PREFIX_.'cart_rule_combination
WHERE (id_cart_rule_1 = '.(int)$this->id.' AND id_cart_rule_2 = '.(int)$otherCartRule['id_cart_rule'].')
OR (id_cart_rule_2 = '.(int)$this->id.' AND id_cart_rule_1 = '.(int)$otherCartRule['id_cart_rule'].')');
if (!$combinable) {
$cart_rule = new CartRule((int)$otherCartRule['id_cart_rule'], $context->cart->id_lang);
// The cart rules are not combinable and the cart rule currently in the cart has priority over the one tested
if ($cart_rule->priority <= $this->priority) {
return (!$display_error) ? false : Tools::displayError('This voucher is not combinable with an other voucher already in your cart:').' '.$cart_rule->name;
}
// But if the cart rule that is tested has priority over the one in the cart, we remove the one in the cart and keep this new one
else {
$context->cart->removeCartRule($cart_rule->id);
}
}
}
}
}
if (!$nb_products) {
return (!$display_error) ? false : Tools::displayError('Cart is empty');
}
if (!$display_error) {
return true;
}
}
protected function checkProductRestrictions(Context $context, $return_products = false, $display_error = true, $already_in_cart = false)
{
$selected_products = array();
// Check if the products chosen by the customer are usable with the cart rule
if ($this->product_restriction) {
$product_rule_groups = $this->getProductRuleGroups();
foreach ($product_rule_groups as $id_product_rule_group => $product_rule_group) {
$eligible_products_list = array();
if (isset($context->cart) && is_object($context->cart) && is_array($products = $context->cart->getProducts())) {
foreach ($products as $product) {
$eligible_products_list[] = (int)$product['id_product'].'-'.(int)$product['id_product_attribute'];
}
}
if (!count($eligible_products_list)) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher in an empty cart');
}
$product_rules = $this->getProductRules($id_product_rule_group);
foreach ($product_rules as $product_rule) {
switch ($product_rule['type']) {
case 'attributes':
$cart_attributes = Db::getInstance()->executeS('
SELECT cp.quantity, cp.`id_product`, pac.`id_attribute`, cp.`id_product_attribute`
FROM `'._DB_PREFIX_.'cart_product` cp
LEFT JOIN `'._DB_PREFIX_.'product_attribute_combination` pac ON cp.id_product_attribute = pac.id_product_attribute
WHERE cp.`id_cart` = '.(int)$context->cart->id.'
AND cp.`id_product` IN ('.implode(',', array_map('intval', $eligible_products_list)).')
AND cp.id_product_attribute > 0');
$count_matching_products = 0;
$matching_products_list = array();
foreach ($cart_attributes as $cart_attribute) {
if (in_array($cart_attribute['id_attribute'], $product_rule['values'])) {
$count_matching_products += $cart_attribute['quantity'];
if ($already_in_cart && $this->gift_product == $cart_attribute['id_product']
&& $this->gift_product_attribute == $cart_attribute['id_product_attribute']) {
--$count_matching_products;
}
$matching_products_list[] = $cart_attribute['id_product'].'-'.$cart_attribute['id_product_attribute'];
}
}
if ($count_matching_products < $product_rule_group['quantity']) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with these products');
}
$eligible_products_list = CartRule::array_uintersect($eligible_products_list, $matching_products_list);
break;
case 'products':
$cart_products = Db::getInstance()->executeS('
SELECT cp.quantity, cp.`id_product`
FROM `'._DB_PREFIX_.'cart_product` cp
WHERE cp.`id_cart` = '.(int)$context->cart->id.'
AND cp.`id_product` IN ('.implode(',', array_map('intval', $eligible_products_list)).')');
$count_matching_products = 0;
$matching_products_list = array();
foreach ($cart_products as $cart_product) {
if (in_array($cart_product['id_product'], $product_rule['values'])) {
$count_matching_products += $cart_product['quantity'];
if ($already_in_cart && $this->gift_product == $cart_product['id_product']) {
--$count_matching_products;
}
$matching_products_list[] = $cart_product['id_product'].'-0';
}
}
if ($count_matching_products < $product_rule_group['quantity']) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with these products');
}
$eligible_products_list = CartRule::array_uintersect($eligible_products_list, $matching_products_list);
break;
case 'categories':
$cart_categories = Db::getInstance()->executeS('
SELECT cp.quantity, cp.`id_product`, cp.`id_product_attribute`, catp.`id_category`
FROM `'._DB_PREFIX_.'cart_product` cp
LEFT JOIN `'._DB_PREFIX_.'category_product` catp ON cp.id_product = catp.id_product
WHERE cp.`id_cart` = '.(int)$context->cart->id.'
AND cp.`id_product` IN ('.implode(',', array_map('intval', $eligible_products_list)).')
AND cp.`id_product` <> '.(int)$this->gift_product);
$count_matching_products = 0;
$matching_products_list = array();
foreach ($cart_categories as $cart_category) {
if (in_array($cart_category['id_category'], $product_rule['values'])
/**
* We also check that the product is not already in the matching product list,
* because there are doubles in the query results (when the product is in multiple categories)
*/
&& !in_array($cart_category['id_product'].'-'.$cart_category['id_product_attribute'], $matching_products_list)) {
$count_matching_products += $cart_category['quantity'];
$matching_products_list[] = $cart_category['id_product'].'-'.$cart_category['id_product_attribute'];
}
}
if ($count_matching_products < $product_rule_group['quantity']) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with these products');
}
// Attribute id is not important for this filter in the global list, so the ids are replaced by 0
foreach ($matching_products_list as &$matching_product) {
$matching_product = preg_replace('/^([0-9]+)-[0-9]+$/', '$1-0', $matching_product);
}
$eligible_products_list = CartRule::array_uintersect($eligible_products_list, $matching_products_list);
break;
case 'manufacturers':
$cart_manufacturers = Db::getInstance()->executeS('
SELECT cp.quantity, cp.`id_product`, p.`id_manufacturer`
FROM `'._DB_PREFIX_.'cart_product` cp
LEFT JOIN `'._DB_PREFIX_.'product` p ON cp.id_product = p.id_product
WHERE cp.`id_cart` = '.(int)$context->cart->id.'
AND cp.`id_product` IN ('.implode(',', array_map('intval', $eligible_products_list)).')');
$count_matching_products = 0;
$matching_products_list = array();
foreach ($cart_manufacturers as $cart_manufacturer) {
if (in_array($cart_manufacturer['id_manufacturer'], $product_rule['values'])) {
$count_matching_products += $cart_manufacturer['quantity'];
$matching_products_list[] = $cart_manufacturer['id_product'].'-0';
}
}
if ($count_matching_products < $product_rule_group['quantity']) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with these products');
}
$eligible_products_list = CartRule::array_uintersect($eligible_products_list, $matching_products_list);
break;
case 'suppliers':
$cart_suppliers = Db::getInstance()->executeS('
SELECT cp.quantity, cp.`id_product`, p.`id_supplier`
FROM `'._DB_PREFIX_.'cart_product` cp
LEFT JOIN `'._DB_PREFIX_.'product` p ON cp.id_product = p.id_product
WHERE cp.`id_cart` = '.(int)$context->cart->id.'
AND cp.`id_product` IN ('.implode(',', array_map('intval', $eligible_products_list)).')');
$count_matching_products = 0;
$matching_products_list = array();
foreach ($cart_suppliers as $cart_supplier) {
if (in_array($cart_supplier['id_supplier'], $product_rule['values'])) {
$count_matching_products += $cart_supplier['quantity'];
$matching_products_list[] = $cart_supplier['id_product'].'-0';
}
}
if ($count_matching_products < $product_rule_group['quantity']) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with these products');
}
$eligible_products_list = CartRule::array_uintersect($eligible_products_list, $matching_products_list);
break;
}
if (!count($eligible_products_list)) {
return (!$display_error) ? false : Tools::displayError('You cannot use this voucher with these products');
}
}
$selected_products = array_merge($selected_products, $eligible_products_list);
}
}
if ($return_products) {
return $selected_products;
}
return (!$display_error) ? true : false;
}
protected static function array_uintersect($array1, $array2)
{
$intersection = array();
foreach ($array1 as $value1) {
foreach ($array2 as $value2) {
if (CartRule::array_uintersect_compare($value1, $value2) == 0) {
$intersection[] = $value1;
break 1;
}
}
}
return $intersection;
}
protected static function array_uintersect_compare($a, $b)
{
if ($a == $b) {
return 0;
}
$asplit = explode('-', $a);
$bsplit = explode('-', $b);
if ($asplit[0] == $bsplit[0] && (!(int)$asplit[1] || !(int)$bsplit[1])) {
return 0;
}
return 1;
}
/**
* The reduction value is POSITIVE
*
* @param bool $use_tax
* @param Context $context
* @param bool $use_cache Allow using cache to avoid multiple free gift using multishipping
* @param bool $only_advance_payment_products to calculate discount applied only on products that have advance payment
* @return float|int|string
*/
public function getContextualValue($use_tax, Context $context = null, $filter = null, $package = null, $use_cache = true, $only_advance_payment_products = false)
{
if (!CartRule::isFeatureActive()) {
return 0;
}
if (!$context) {
$context = Context::getContext();
}
if (!$filter) {
$filter = CartRule::FILTER_ACTION_ALL;
}
$all_products = $context->cart->getProducts();
if (is_null($package)) {
$package = array(
'products' => $all_products,
'id_carrier' => null,
'id_address' => 0
);
}
$reduction_value = 0;
$objHotelAdvancePayment = new HotelAdvancedPayment();
$cache_id = 'getContextualValue_'.(int)$this->id.'_'.(int)$use_tax.'_'.(int)$context->cart->id.'_'.(int)$filter.'_'.(int)$only_advance_payment_products;
foreach ($package['products'] as $key => $product) {
if ($only_advance_payment_products) {
if ($advancePaymentInfo = $objHotelAdvancePayment->getIdAdvPaymentByIdProduct($product['id_product'])) {
if (!$advancePaymentInfo['active']) {
unset($package['products'][$key]);
continue;
}
} else {
unset($package['products'][$key]);
continue;
}
}
$cache_id .= '_'.(int)$product['id_product'].'_'.(int)$product['id_product_attribute'].(isset($product['in_stock']) ? '_'.(int)$product['in_stock'] : '');
}
$package_products = $package['products'];
if (Cache::isStored($cache_id)) {
return Cache::retrieve($cache_id);
}
$all_cart_rules_ids = $context->cart->getOrderedCartRulesIds();
$cart_amount_ti = $context->cart->getOrderTotal(true, Cart::ONLY_PRODUCTS);
$cart_amount_te = $context->cart->getOrderTotal(false, Cart::ONLY_PRODUCTS);
// Free shipping on selected carriers
if ($this->free_shipping && in_array($filter, array(CartRule::FILTER_ACTION_ALL, CartRule::FILTER_ACTION_ALL_NOCAP, CartRule::FILTER_ACTION_SHIPPING))) {
if (!$this->carrier_restriction) {
$reduction_value += $context->cart->getOrderTotal($use_tax, Cart::ONLY_SHIPPING, is_null($package) ? null : $package['products'], is_null($package) ? null : $package['id_carrier']);
} else {
$data = Db::getInstance()->executeS('
SELECT crc.id_cart_rule, c.id_carrier
FROM '._DB_PREFIX_.'cart_rule_carrier crc
INNER JOIN '._DB_PREFIX_.'carrier c ON (c.id_reference = crc.id_carrier AND c.deleted = 0)
WHERE crc.id_cart_rule = '.(int)$this->id.'
AND c.id_carrier = '.(int)$context->cart->id_carrier);
if ($data) {
foreach ($data as $cart_rule) {
$reduction_value += $context->cart->getCarrierCost((int)$cart_rule['id_carrier'], $use_tax, $context->country);
}
}
}
}
if (in_array($filter, array(CartRule::FILTER_ACTION_ALL, CartRule::FILTER_ACTION_ALL_NOCAP, CartRule::FILTER_ACTION_REDUCTION))) {
// Discount (%) on the whole order
if ($this->reduction_percent && $this->reduction_product == 0) {
// Do not give a reduction on free products!
$order_total = $context->cart->getOrderTotal($use_tax, Cart::ONLY_PRODUCTS, $package_products);
foreach ($context->cart->getCartRules(CartRule::FILTER_ACTION_GIFT) as $cart_rule) {
$order_total -= Tools::ps_round($cart_rule['obj']->getContextualValue($use_tax, $context, CartRule::FILTER_ACTION_GIFT, $package), _PS_PRICE_COMPUTE_PRECISION_);
}
$reduction_value += $order_total * $this->reduction_percent / 100;
}
// Discount (%) on a specific product
if ($this->reduction_percent && $this->reduction_product > 0) {
foreach ($package_products as $product) {
if ($product['id_product'] == $this->reduction_product) {
$reduction_value += ($use_tax ? $product['total_wt'] : $product['total']) * $this->reduction_percent / 100;
}
}
}
// Discount (%) on the cheapest product
if ($this->reduction_percent && $this->reduction_product == -1) {
$minPrice = false;
$cheapest_product = null;
foreach ($all_products as $product) {
$price = $product['price'];
if ($use_tax) {
// since later on we won't be able to know the product the cart rule was applied to,
// use average cart VAT for price_wt
$price *= (1 + $context->cart->getAverageProductsTaxRate());
}
if ($price > 0 && ($minPrice === false || $minPrice > $price)) {
$minPrice = $price;
$cheapest_product = $product['id_product'].'-'.$product['id_product_attribute'];
}
}
// Check if the cheapest product is in the package
$in_package = false;
foreach ($package_products as $product) {