bhavik-kiri

<?php

add_action( 'woocommerce_after_checkout_billing_form', 'display_extra_fields_after_billing_address' , 10, 1 );

function display_extra_fields_after_billing_address () {
	_e( "Delivery Date: ", "add_extra_fields");
	?>
	<br>
	<input type="text" name="add_delivery_date" class="add_delivery_date" placeholder="Delivery Date">
}

bhavik-kiri

<?php

/*
Plugin Name: Add Fields on WooCommerce checkout page.
Description: A simple demo plugin on how to add add extra fields on WooCommerce checkout page.
Author: Bhavik Kiri
Version: 1.0
*/

add_action( 'woocommerce_after_checkout_billing_form', 'display_extra_fields_after_billing_address' , 10, 1 );

bhavik-kiri

<?php

add_filter( 'woocommerce_order_details_after_order_table', 'add_delivery_date_to_order_received_page', 10 , 1 );

function add_delivery_date_to_order_received_page ( $order ) {
	if( version_compare( get_option( 'woocommerce_version' ), '3.0.0', ">=" ) ) {            
        $order_id = $order->get_id();
    } else {
        $order_id = $order->id;
    }

bhavik-kiri

<?php

add_filter( 'woocommerce_email_order_meta_fields', 'add_delivery_date_to_emails' , 10, 3 );

function add_delivery_date_to_emails ( $fields, $sent_to_admin, $order ) {
    if( version_compare( get_option( 'woocommerce_version' ), '3.0.0', ">=" ) ) {            
        $order_id = $order->get_id();
    } else {
        $order_id = $order->id;
    }

bhavik-kiri

<?php

add_action( 'woocommerce_checkout_update_order_meta', 'add_order_delivery_date_to_order' , 10, 1);

function add_order_delivery_date_to_order ( $order_id ) {

	if ( isset( $_POST ['add_delivery_date'] ) &&  '' != $_POST ['add_delivery_date'] ) {
		add_post_meta( $order_id, '_delivery_date',  sanitize_text_field( $_POST ['add_delivery_date'] ) );
	}
}

bhavik-kiri

<?php

add_action( 'woocommerce_after_checkout_billing_form', 'display_extra_fields_after_billing_address' , 10, 1 );

function display_extra_fields_after_billing_address () {
	_e( "Delivery Date: ", "add_extra_fields");
	?>
	<br>
	<input type="text" name="add_delivery_date" class="add_delivery_date" placeholder="Delivery Date">

bhavik-kiri

<?php
/*
 * It will add Delete button, Quanitity field on the checkout page Your Order Table.
 */
function add_quantity( $product_title, $cart_item, $cart_item_key ) {
/* Checkout page check */
if (  is_checkout() ) {
    /* Get Cart of the user */
    $cart     = WC()->cart->get_cart();
        foreach ( $cart as $cart_key => $cart_value ){

bhavik-kiri

<?php

/*
Plugin Name: Add Item Meta & Order Meta for your WooComerce order
Description: A simple demo plugin on how to add add cart item meta & order item meta for your WooComerce order.
Author: Bhavik Kiri
Version: 1.0
*/
add_action( 'woocommerce_before_add_to_cart_button', 'add_fields_before_add_to_cart' );

bhavik-kiri

<?php

/**
 * Add order item meta.
 */

add_action( 'woocommerce_add_order_item_meta', 'add_order_item_meta' , 10, 2);

function add_order_item_meta ( $item_id, $values ) {

bhavik-kiri

<?php

/**
 * Display custom data on cart and checkout page.
 */
add_filter( 'woocommerce_get_item_data', 'get_item_data' , 25, 2 );

function get_item_data ( $other_data, $cart_item ) {

	if ( isset( $cart_item [ 'custom_data' ] ) ) {