从 Magento 1.9 中的愿望清单删除项目事件中获取产品 ID

Get product id from wishlist remove item event in Magento 1.9

当我从心愿单中删除商品时,我需要获取该商品的产品 ID。

查看下面我的代码:

config.xml

<wishlist_item_save_after>
                <observers>
                    <data_wishlist_delete>
                        <class>data/observer</class>
                        <method>deleteFromWishlist</method>
                    </data_wishlist_delete>
                </observers>
 </wishlist_item_save_after>

Observer.php

public function deleteFromWishlist()
    {
        $item = Mage::app()->getRequest()->getParam('item');
        $action = Mage::app()->getRequest()->getActionName();

        if (($action == 'remove') && !empty($item)) {

            $resource = Mage::getSingleton('core/resource');
            $readConnection = $resource->getConnection('core_read');
            $query = 'SELECT product_id FROM wishlist_item WHERE wishlist_item_id = ' . $item . ' LIMIT 1';
            $id = $readConnection->fetchOne($query);
            echo 'Product Id: ' . $id . '<br/>';
        } else {
            return;
        }
    }

此处未显示产品 ID 是因为当我们从心愿单中删除商品时,wishlist_item table 中的记录正在删除。

我们可以通过在愿望单移除事件中添加观察者来解决问题 controller_action_predispatch_wishlist_index_remove

config.xml

<events>
    <controller_action_predispatch_wishlist_index_remove>
        <observers>
            <data_wishlist_delete>
                <class>data/observer</class>
                <method>deleteFromWishlist</method>
            </data_wishlist_delete>
        </observers>
    </controller_action_predispatch_wishlist_index_remove>
</events>

并在 Observer.php 中更新您的函数以获取产品 ID,如下所示。

public function deleteFromWishlist()
{
    $item = Mage::app()->getRequest()->getParam('item');
    if($item){
        $item = Mage::getModel('wishlist/item')->load($item);
        $productId = $item->getProductId();
    }
}