Custom WP Zapier webhook example

my-custom-wp-zapier-webhook.php

<?php
/**
 * Looks for a custom variable passed to WP Zapier. Adjust custom-var in your Zapier data (key/data pair)
 * Add this code to your site by following this guide - https://yoohooplugins.com/customize-wordpress/
 */

function my_own_webhook_2() {
    $custom_identifier = $_REQUEST['custom-var'];
    // If this custom identifier isn't present, bail.
    if ( ! $custom_identifier ) {
      return;
    }
  
        // Do custom code here for this custom event. 

}
add_action( 'wp_zapier_custom_webhook', 'my_own_webhook_2 );