[英]How to directly update WooCommerce product stock quantity by its sku
A 擁有大量可變產品。 我使用 cron 每 X 分鍾運行一次腳本,以從外部來源獲取庫存水平。 如果我使用wc_get_product_id_by_sku
和update_post_meta
它需要太長時間,所以我試圖找到使用自定義准備查詢的方法。 如果我知道product_id
查詢會是這樣的:
$conn->prepare( "UPDATE wp_postmeta SET meta_value=? WHERE post_id=? AND meta_key=`_stock`" );
但我只知道一個產品 SKU。 那么如何修改此查詢以根據產品 SKU 更新_stock
呢?
post_id | 元密鑰 | 元值 |
---|---|---|
10 | _sku | A B C D |
10 | _股票 | 25 |
您可以使用嵌入在 function 中的以下 SQL 查詢,該查詢將根據產品 SKU 更新產品庫存數量(表wp_wc_product_meta_lookup
也需要更新) :
/*
* Update stock quatity from a product sku
*
* @param int $stock_qty The new stock quatity
* @param int $sku The product sku
* @return int/null
*/
function update_stock_qty_from_product_sku( $stock_qty, $sku ) {
global $wpdb;
return $wpdb->query( $wpdb->prepare( "
UPDATE {$wpdb->prefix}postmeta pm1
INNER JOIN {$wpdb->prefix}postmeta pm2
ON pm1.post_id = pm2.post_id
INNER JOIN {$wpdb->prefix}wc_product_meta_lookup pml
ON pm1.post_id = pml.product_id
SET pm1.meta_value = %d, pml.stock_quantity = %d
WHERE pm1.meta_key = '_stock'
AND pm2.meta_key = '_sku'
AND pm2.meta_value = '%s'
", $stock_qty, $stock_qty, $sku ) );
}
代碼進入活動子主題(或活動主題)的functions.php文件。 測試和工作。
您需要先發布 id,然后才能更新股票價值。 首先通過sku獲取post id
global $wpdb;
$productId = $wpdb->get_var( $wpdb->prepare( "SELECT post_id FROM $wpdb->postmeta WHERE meta_key='_sku' AND meta_value='%s' LIMIT 1", $sku ) );
我們將獲得產品 ID,然后只需猜測 $productValue = 50; 然后
if ( $product_id )
{
$wpdb->prepare( "UPDATE wp_postmeta SET meta_value=".$productValue." WHERE post_id=".$productId." AND meta_key=`_stock`" );
}
親愛的試試這個代碼它會工作
$wpdb
和JOIN
工作太慢,所以最快的方法是使用四個單獨的准備查詢:
$conn = mysqli_init();
mysqli_real_connect( $conn, DB_HOST, DB_USER, DB_PASSWORD, DB_NAME );
// Get product ID by SKU
$stmt1 = $conn->prepare( "SELECT post_id FROM {$wpdb->prefix}postmeta WHERE meta_key = '_sku' AND meta_value = ?");
// Update stock level on postmeta table
$stmt2 = $conn->prepare( "UPDATE {$wpdb->prefix}postmeta SET meta_value = ? WHERE meta_key = '_stock' AND post_id = ?");
// Update stock data on wc_product_meta_lookup table
$stmt3 = $conn->prepare( "UPDATE {$wpdb->prefix}wc_product_meta_lookup SET stock_quantity = ?, stock_status = ? WHERE product_id = ?");
// Update stock status on postmeta table
$stmt4 = $conn->prepare( "UPDATE {$wpdb->prefix}postmeta SET meta_value = ? WHERE meta_key = '_stock_status' AND post_id = ?");
foreach ( $products as $product ) {
$qty = $product['ON_HAND'];
$sku = $product['PRODUCT_SKU'];
$status = $qty ? 'instock' : 'onbackorder';
// Get product ID by SKU
$stmt1->bind_param( "s", $sku );
$stmt1->execute();
$res = $stmt1->get_result();
while ( $row = $res->fetch_assoc() ) {
$id = $row['post_id'];
// Update stock level on postmeta table
$stmt2->bind_param( "dd", $qty, $id );
$stmt2->execute();
// Update stock data on wc_product_meta_lookup table
$stmt3->bind_param( "dsd", $qty, $status, $id );
$stmt3->execute();
// Update stock status on postmeta table
$stmt4->bind_param( "sd", $status, $id );
$stmt4->execute();
}
}
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