Sometimes, it can be challenging to identify what exactly a specific discount code was created for.

This code recipe will add a Description field to each discount code and display any descriptions on the Discount Codes page for admin reference. This makes it easier to identify why a discount code was created and what it should be used for.

Banner Image for Add a Description Field to Discount Code for Admins Code Recipe

The Code Recipe (PHP) 

Copy
<?php
/**
 * This recipe will add a Description field to each discount code. This is visible on the
 * Discount Codes page for admin reference.
 *
 * title: Add description to discount codes
 * layout: snippet
 * collection: discount-codes
 * category: custom-fields, description
 *
* You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
function mypmpro_discount_code_notes_field( $edit ) {
if ( $_REQUEST['edit'] !== '-1' ) {
?>
 <table class="form-table">
 <tbody>
 <tr>
 <th scope="row" valign="top">
 <label for="uses">Description</label>
 </th>
 <td>
 <textarea name='discount_description' style='width: 30%;' rows='4'><?php echo str_replace( '<br />', '', get_option( 'discount_code_description_' . $edit ) ); ?></textarea>
 </td>
 </tr>
 </tbody>
 </table>
 <?php
 } else {
 echo 'You will need to save your discount code before you can enter a description';
 }
}
add_action( 'pmpro_discount_code_after_settings', 'mypmpro_discount_code_notes_field', 10, 1 );
function mypmpro_save_discount_code_note() {
if ( isset( $_REQUEST['discount_description'] ) ) {
$save_id = intval( $_REQUEST['saveid'] );
 $description = nl2br( $_REQUEST['discount_description'] );
update_option( 'discount_code_description_' . $save_id, $description );
}
}
add_action( 'admin_init', 'mypmpro_save_discount_code_note' );
function mypmpro_discount_page_header( $columns ) {
$columns['discount_description'] = 'Description';
return $columns;
}
add_filter( 'pmpro_manage_discountcodes_columns', 'mypmpro_discount_page_header', 10, 1 );
function mypmpro_discount_page_column( $column_name, $code_id ) {
if( $column_name == 'discount_description' ) {
echo get_option( 'discount_code_description_' . $code_id );
}
}
add_action( 'pmpro_manage_discount_code_list_custom_column', 'mypmpro_discount_page_column', 10, 2 );
view raw add-description-to-checkout-field-for-admin.php delivered with ❤ by Paid Memberships Pro

Adding the Recipe to Your Website

You can add this recipe to your site by creating a custom plugin or using the Code Snippets plugin available for free in the WordPress repository. Read this companion article for step-by-step directions on either method.

Jarryd Long

Author: Jarryd Long

Jarryd Long is the Support Manager at Paid Memberships Pro. With over 11 years of experience developing and supporting WordPress products, he has worked with a wide range of tools, from map and live chat plugins to podcasting and now membership software.

Jarryd enjoys working at Paid Memberships Pro for its supportive and positive team culture, where collaboration and mutual respect are key.

Outside of work, Jarryd is an old car enthusiast and is gradually restoring a Morris Oxford, a project that combines his love for classic vehicles and hands-on craftsmanship.

View more articles by Jarryd Long »

Free Course: Membership Site Development—The Basics

Develop a deeper understanding of membership site development in this beginner-level course. Learn how to make your site work better, save yourself time and money, and improve your site's performance.

Take Free Course Now
Featured Image for Membership Site Development Course: The Basics


Was this article helpful?
YesNo