/**
* returns an array of Shopgate_Model_Catalog_TierPrice
*
* @param Shopgate_Model_Catalog_Price $priceItem
* @param int $itemId
* @param int $variantId
* @return array of Shopgate_Model_Catalog_TierPrice
*/
protected function getTierPrices($priceItem, $itemId, $variantId = null)
{
$tierPriceRules = array();
$tierPrices = $this->getTierPricesFromDb($itemId);
if (version_compare(_PS_VERSION_, '1.5.0.5', '<=')) {
$shopId = $this->getPlugin()->getContext()->shop->getID();
} else {
$shopId = $this->getPlugin()->getContext()->shop->getContextShopID();
}
if (is_array($tierPrices)) {
$overallValidRuleWithQuantityOneAvailable = false;
$visitorRuleWithQuantityOneAvailable = false;
foreach ($tierPrices as $tierPrice) {
if ($tierPrice['from_quantity'] == 1 && $tierPrice['id_group'] == 1) {
$visitorRuleWithQuantityOneAvailable = true;
}
if ($tierPrice['from_quantity'] == 1 && $tierPrice['id_group'] == 0) {
$overallValidRuleWithQuantityOneAvailable = true;
}
}
$customerGroups = array();
if ($visitorRuleWithQuantityOneAvailable && $overallValidRuleWithQuantityOneAvailable) {
$customerGroups = Group::getGroups(Configuration::get('SHOPGATE_LANGUAGE_ID'), $this->getPlugin()->getContext()->shop->id ? $this->getPlugin()->getContext()->shop->id : false);
}
foreach ($tierPrices as $tierPrice) {
if ($tierPrice['from_quantity'] == 1 && $tierPrice['id_group'] == 0 && !$visitorRuleWithQuantityOneAvailable) {
/*
* In case the tier price starts from quantity 1 and the discount is available for all user this should be ignored as tier price because its already honoured as sale price
* Exception: There is a default/Visitor rule!
*/
continue;
}
if (($validFrom = strtotime($tierPrice['from'])) >= 0 && time() <= $validFrom) {
/*
* the discount is valid from a specific date but the date is still in the future => ignore this rule
*/
continue;
}
if (($validTo = strtotime($tierPrice['to'])) >= 0 && time() >= $validTo) {
/*
* the discount is valid to a specific date but the date is in the past => ignore this rule
*/
continue;
}
if (!empty($tierPrice['id_currency']) && $tierPrice['id_currency'] != $this->getPlugin()->getContext()->currency->iso_code) {
/*
* the discount is only valid for one specific currency and we are not exporting this specific currency
*/
continue;
}
/*
* hack for Prestashop versions >= 1.5.0.15. for more details see: file: classes/SpecificPrice.php method: getSpecificPrice()
* Since 1.5.0.15 Prestashop uses in case PS_QTY_DISCOUNT_ON_COMBINATION is set to 0 (default) the cart quantity for finding the correct price.
*/
Configuration::set('PS_QTY_DISCOUNT_ON_COMBINATION', 1);
$finalPrice = $this->getItemPrice($itemId, $variantId, $this->getUseTax(), true, (int) $tierPrice['from_quantity']);
$tierPriceItem = new Shopgate_Model_Catalog_TierPrice();
$tierPriceItem->setFromQuantity($tierPrice['from_quantity']);
$tierPriceItem->setReductionType(Shopgate_Model_Catalog_TierPrice::DEFAULT_TIER_PRICE_TYPE_FIXED);
if (array_key_exists('id_group', $tierPrice) && $tierPrice['id_group'] != 0) {
$tierPriceItem->setCustomerGroupUid($tierPrice['id_group']);
if (version_compare(_PS_VERSION_, '1.4.0.17', '<')) {
/*
* We don't support customer group related prices in versions lower then 1.4.0.17
* because there is no proper way to let the shopping cart solution calculate the price
*/
continue;
} else {
$finalPrice = $this->calculateCustomerGroupPrice($shopId, $itemId, $variantId, $tierPrice['id_group'], (int) $tierPrice['from_quantity']);
}
}
if (version_compare(_PS_VERSION_, '1.5.0.0', '>=') && $tierPrice['from_quantity'] == 1 && $tierPrice['id_group'] == 0 && $visitorRuleWithQuantityOneAvailable) {
/**
* customer groups have changed since 1.5.0.1. The customer group with id = 1 is called "Visitor"
* and must be - with a quantity of 1 and in combination with another general rule thats also quantity of 1 - treated in a special way.
*
* The one rule must be split off in separate rules for each customer group except the Visitor rule
*/
$tierPriceItemCache = $tierPriceItem;
foreach ($customerGroups as $customerGroup) {
if ($customerGroup['id_group'] == 1) {
/**
* skip Visitor price rule
*/
continue;
}
$tierPriceItem = clone $tierPriceItemCache;
$tierPriceItem->setCustomerGroupUid($customerGroup['id_group']);
$finalPrice = $this->calculateCustomerGroupPrice($shopId, $itemId, $variantId, $customerGroup['id_group'], (int) $tierPrice['from_quantity']);
$this->addTierPriceRule($priceItem->getSalePrice() - $finalPrice, $tierPriceItem, $tierPriceRules);
}
continue;
}
$this->addTierPriceRule($priceItem->getSalePrice() - $finalPrice, $tierPriceItem, $tierPriceRules);
}
}
return $tierPriceRules;
}
/**
* @param $price Shopgate_Model_Catalog_Price
*/
protected function _createGroupPriceNode(&$price)
{
foreach ($this->item->getData('group_price') as $group) {
if (($group['website_id'] == Mage::app()->getStore()->getWebsiteId() || $group['website_id'] == 0) && $price->getSalePrice() > $group['website_price']) {
$tierPrice = new Shopgate_Model_Catalog_TierPrice();
$tierPrice->setFromQuantity(1);
$tierPrice->setReduction($price->getSalePrice() - $group['website_price']);
$tierPrice->setReductionType(Shopgate_Model_Catalog_TierPrice::DEFAULT_TIER_PRICE_TYPE_FIXED);
$tierPrice->setCustomerGroupUid($group['cust_group']);
if ($this->item->isSuper() && Mage::getStoreConfig(Shopgate_Framework_Model_Config::XML_PATH_SHOPGATE_EXPORT_USE_ROOT_PRICES)) {
$tierPrice->setAggregateChildren(true);
}
$price->addTierPriceGroup($tierPrice);
}
}
}
