WooCommerce: Add a list of custom files for an order (uses Download Monitor shortcode)

wc-add-order-files-download-list.php

<?php // only copy this line if needed!


/**
 * Adds a section with custom downloadable files to the "View Order Screen"
 *    if the order has a "custom_file" custom field with a download ID
 * Requires Download Monitor
 *
 * SEE https://jilt.com/blog/selling-custom-files-woocommerce/
 *
 * @param int $order_id the ID of the order being viewed
 */
function sww_add_custom_file_view_order( $order_id ) {

	$order = wc_get_order( $order_id );

	// only add our section if the order is paid for
	if ( ! $order->is_paid() ) {
		return;
	}

	$order_id = is_callable( array( $order, 'get_id' ) ) ? $order->get_id() : $order->id;

	// add our section to shown download links if the order has the custom_file field set
	if ( $file_id = (int) get_post_meta( $order_id, 'custom_file', true ) ) {

		$content = '<h3>Custom Files</h3>';
		$content .= do_shortcode( '[download id="' . $file_id . '"]' );
		echo $content;
	}
}
add_action( 'woocommerce_view_order', 'sww_add_custom_file_view_order', 9 );

@alexlii1971 this snippet isn't functional solely on its own — check out this blog post, which is what it was written for!

@bekarice This code allows adding the custom file in Order tab. It work successfully. But what should I do for showing the same #file in Download tab instead of Order. Please share your answer. I'll be thankful to you. #