Observer.php
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<?php
/**
* @package magento
* @subpackage AncPricepercustomer
*
* @author netz.coop code[at]netz.coop
*
* @license http://www.gnu.org/licenses/gpl-3.0.de.html GNU GENERAL PUBLIC LICENSE VERSION 3
* @copyright (C) 2015 netz.coop eG
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class Anc_Pricespercustomer_Model_Observer {
public function catalogProductCollectionLoadAfter($observer) {
if (Mage::getSingleton('customer/session')->isLoggedIn()) {
foreach ($observer->getEvent()->getCollection() as $product) {
$customer = Mage::getSingleton('customer/session')->getCustomer();
$adjustment = $this->getCustomerPrices($customer->getEntityId(), $product->getEntityId());
/*
* Wenn price und final_price sich unterscheiden wird letzterer als sonderpreis angezeigt.
* Der Kundenrabatt muss deswegen auf beide angewendet werden.
*/
$finalPrice = $this->_adjustPrice($adjustment, $product->getFinalPrice());
$product->setFinalPrice($finalPrice);
}
}
}
/**
* Anwenden der Preisanpassung des aktuellen Kunden auf der Product Detailseite
*
* @param Varien_Event_Observer $observer
*/
public function catalogProductLoadAfter($observer) {
if (Mage::getSingleton('customer/session')->isLoggedIn()) {
$product = $observer->getEvent()->getProduct();
$id = $product->getEntityId();
$customer = Mage::getSingleton('customer/session')->getCustomer();
$adjustment = $this->getCustomerPrices($customer->getEntityId(), $product->getEntityId());
/*
* Zuerst final_price setzen, da sonst bei der Berechnung der schon rabattierte "normale" preis verwendet wird
* und der Rabatt zwei mal angewendet wird.
*/
$finalPrice = $this->_adjustPrice($adjustment, $product->getFinalPrice());
$product->setFinalPrice($finalPrice);
}
}
/**
* Berechnen der Preisanpassung nach Typ.
*
* @param float $adjustment
* @param float $price
* @param string $type 'fix' or 'percent'
* @return float
*/
protected function _adjustPrice($adjustment, $price) {
if (key_exists('price_adjustment', $adjustment) && $adjustment['price_adjustment']) {
if ($adjustment['price_adjustment_type'] == 'Fix' || $adjustment['price_adjustment_type'] == 'fix') {
if ($adjustment['price_adjustment'] < $price) {
$price = $adjustment['price_adjustment'];
}
} else {
$price -= $price * ($adjustment['price_adjustment'] / 100);
}
}
return $price;
}
public function getCustomerPrices($cid, $pid) {
$collection = Mage::getModel('anc_pricespercustomer/entity')
->getCollection()
->addFieldToFilter('main_table.customer_id', $cid)
->addFieldToFilter('main_table.product_id', $pid)
->setOrder('main_table.created_at', 'ASC');
$collection->load();
$array = array();
$i = 0;
foreach ($collection as $price) {
$array[$i]['entity_id'] = $price->getEntityId();
$array[$i]['customer_id'] = $price->getCustomerId();
$array[$i]['product_id'] = $price->getProductId();
$array[$i]['price_adjustment'] = $price->getPriceAdjustment();
$array[$i]['price_adjustment_type'] = $price->getPriceAdjustmentType();
$array[$i]['created_at'] = $price->getCreatedAt();
$i++;
}
if (array_key_exists('0', $array)) {
return $array[0];
}
return $array;
}
}