[英]Add to cart validation in WooCommerce based on attribute value and product quantity from the cart page
[英]Add to cart validation based on product attribute in WooCommerce
我正在嘗試在客戶將產品添加到購物車時添加過濾器,無論是否允許。
我們只需要比較 WooCommerce 產品的一個屬性。
到目前為止,我有這段代碼,但它根本無法正常工作,我不確定為什么?
// Check Products added to cart for same vendor
function so_validate_add_cart_item( $passed, $product_id ) {
global $woocommerce;
$items = $woocommerce->cart->get_cart();
foreach($items as $item => $values)
{
$_product = wc_get_product( $values['data']->get_id());
$prod1_vendeur[] = $_product->get_attribute( 'pa_vendeur' );
}
$newproduct = wc_get_product( $product_id );
$prod2_vendeur = $newproduct->get_attribute( 'pa_vendeur' );
if (isset($prod1_vendeur ))
{
if ( $prod1_vendeur[0] != $prod2_vendeur )
{
$passed = false;
wc_add_notice( 'Error message' , 'notice' );
}
}
return $passed;
}
add_filter( 'woocommerce_add_to_cart_validation', 'so_validate_add_cart_item', 10, 5 );
任何幫助都非常感謝。
woocommerce_add_to_cart_validation
掛鈎包含 5 個參數時,您只傳遞了 2 個global $woocommerce;
沒有必要,請改用WC()
所以你得到:
function filter_woocommerce_add_to_cart_validation( $passed, $product_id, $quantity, $variation_id = null, $variations = null ) {
// Setting
$attribute = 'pa_vendeur';
// Real product ID
$product_id = $variation_id > 0 ? $variation_id : $product_id;
// Get product
$product = wc_get_product( $product_id );
// Get the product attribute value
$product_attribute = $product->get_attribute( $attribute );
// Initialize
$flag = false;
// WC Cart
if ( WC()->cart ) {
// Get cart
$cart = WC()->cart;
// If cart is NOT empty
if ( ! $cart->is_empty() ) {
// Loop through cart items
foreach( $cart->get_cart() as $cart_item ) {
// Get the product attribute value
$cart_item_attribute = $cart_item['data']->get_attribute( $attribute );
// NOT equal
if ( $cart_item_attribute != $product_attribute ) {
// Flag becomes true
$flag = true;
// Break loop
break;
}
}
}
}
// True
if ( $flag ) {
// Display an error message
wc_add_notice( __( 'My custom error message', 'woocommerce' ), 'error' );
$passed = false;
}
return $passed;
}
add_filter( 'woocommerce_add_to_cart_validation', 'filter_woocommerce_add_to_cart_validation', 10, 5 );
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