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Forked from mikejolley/functions.php
Created January 6, 2017 10:17
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WooCommerce - Split shipping class items into a new package and limit shipping methods
/**
* This function loops over cart items, and moves any item with shipping class 'special-class' into a new package.
* The new package in this example only takes flat rate shipping.
*/
function split_special_shipping_class_items( $packages ) {
$found_item = false;
$special_class = 'special-class'; // edit this with the slug of your shippig class
$new_package = current( $packages );
$new_package['contents'] = array();
$new_package['contents_cost'] = 0;
$new_package['applied_coupons'] = array();
$new_package['ship_via'] = array( 'flat_rate' ); // Only allow flat rate for items in special class
foreach ( WC()->cart->get_cart() as $item_key => $item ) {
// Is the product in the special class?
if ( $item['data']->needs_shipping() && $special_class === $item['data']->get_shipping_class() ) {
$found_item = true;
$new_package['contents'][ $item_key ] = $item;
$new_package['contents_cost'] += $item['line_total'];
// Remove from original package
$packages[0]['contents_cost'] = $packages[0]['contents_cost'] - $item['line_total'];
unset( $packages[0]['contents'][ $item_key ] );
// If there are no items left in the previous package, remove it completely.
if ( empty( $packages[0]['contents'] ) ) {
unset( $packages[0] );
}
}
}
if ( $found_item ) {
$packages[] = $new_package;
}
return $packages;
}
// Hook into shipping packages filter
add_filter( 'woocommerce_cart_shipping_packages', 'split_special_shipping_class_items' );
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