xadapter

add_filter( 'woocommerce_checkout_fields' , 'xa_checkout_change_required_fields_to_optional' );
function xa_checkout_change_required_fields_to_optional( $fields ) {
     $fields['billing']['billing_address_1']['required'] = false;
     $fields['billing']['billing_address_2']['required'] = false;
     $fields['billing']['billing_postcode']['required'] = false;
     $fields['billing']['billing_city']['required'] = false;
     $fields['billing']['billing_phone']['required'] = false;

     return $fields;
}

xadapter

add_action('woocommerce_available_payment_gateways', 'xa_change_optins_based_on_user_role');
function xa_change_optins_based_on_user_role(){
  global $woocommerce;
  // Check with the capability which is unique to the particular user role.
  if( current_user_can( 'edit_posts' ) {
        //   
        if ( isset( $available_gateways['ccavenue'] ) && $woocommerce->customer->get_country() <> 'IN' ) {
            unset(  $available_gateways['ccavenue'] );
        } else if ( isset( $available_gateways['paypal'] ) && $woocommerce->customer->get_country() == 'IN' ) {
            unset( $available_gateways['paypal'] );

xadapter

add_filter( 'woocommerce_billing_fields', 'xa_filter_billing_phone', 10, 1 );
function xa_filter_billing_phone( $address_fields ) {
	$address_fields['billing_phone']['required'] = false;
	return $address_fields;
}

xadapter

add_filter( 'woocommerce_checkout_fields' , 'xa_override_existing_checkout_fields' );
function xa_override_existing_checkout_fields( $fields ) {
     $fields['order']['order_comments']['placeholder'] = 'Let us know your color preference.';
     $fields['order']['order_comments']['label'] = 'Gift Wrap Preference';
     return $fields;
}

xadapter

function alter_ups_order_xml_export_data( $order_details ) {

    foreach ($order_details as $key => $value) {

            $order_details[$key]['Shipment']['ShipFrom']['UPSAccountNumber'] = 'xxxxxx'; // UPS Account Number
            $order_details[$key]['Shipment']['ShipmentInformation']['ServiceType'] = 'GND'; // UPS ServiceType
            $orderID = $order_details[$key]['Shipment']['ShipmentKey'];
            $order = new WC_Order($orderID);
            $coupons_list = ' CouponCode:';
            foreach( $order->get_used_coupons() as $coupon) {

xadapter

add_filter('woocommerce_package_rates', 'wf_remove_shipping_options_for_particular_country', 10, 2);    
function wf_remove_shipping_options_for_particular_country($available_shipping_methods, $package){
    global $woocommerce;
    $country_list = array(
        'CA' => 'wf_dhl_shipping',
        'US' => 'wf_dhl_shipping',
    );

    $customer_country = $woocommerce->customer->get_shipping_country();

xadapter

add_filter('woocommerce_email_order_meta_keys', 'xa_email_custom_order_meta_keys');
function xa_email_custom_order_meta_keys( $field_keys ) {
     // Please make sure the Custom Field 'tracking_code' is added to the Checkout Field.
     $field_keys[] = 'tracking_code'; 
     return $field_keys;
}

xadapter

//code snippet to replace meta key with value
add_filter('wf_pklist_modify_meta_data', 'wf_pklist_change_meta_data_label', 1);

function wf_pklist_change_meta_data_label($meta_data)
{
    //replace the array key value with your custom key value.
    $label_array = array(
        '_wcj_product_input_fields_local_1' => 'Global Desc',
        '_wcj_product_input_fields_global_1' => 'Local Desc'
    );

xadapter

add_filter('woocommerce_order_product_title', 'xa_product_dimension_add_func',99,2);

function xa_product_dimension_add_func($item_name ='', $product ='')
{
	if(!empty($product))
	{
		return $item_name . ' <small>( '.wc_format_dimensions($product->get_dimensions(false)).' )</small>';
	}else
	{
		return $item_name;

xadapter

add_filter('woocommerce_order_product_title_for_pk_list', 'xa_product_dimension_add_func',99,2);

function xa_product_dimension_add_func($item_name ='', $product ='')
{
	if(!empty($product))
	{
		return $item_name . ' <small>( '.wc_format_dimensions($product->get_dimensions(false)).' )</small>';
	}else
	{
		return $item_name;