Easy IO Allow AJAX

easyio-allow-ajax.php

<?php
/*
Plugin Name: Easy IO Allow AJAX
Version: 1.0.0
*/

// Overrides for admin-ajax images.
add_filter( 'exactdn_admin_allow_image_downsize', 'easyio_allow_admin_ajax_images', 10, 2 );
add_filter( 'exactdn_admin_allow_image_srcset', 'easyio_allow_admin_ajax_images', 10, 2 );
add_filter( 'exactdn_admin_allow_plugin_url', 'easyio_allow_admin_ajax_images', 10, 2 );

function easyio_allow_admin_ajax_images( $allow, $image ) {
	if ( ! wp_doing_ajax() ) {
		return $allow;
	}
    // NOTE: replace !insert_ajax_action_here! with your custom AJAX action.
	if ( ! empty( $_REQUEST['action'] ) && '!insert_ajax_action_here!' === $_REQUEST['action'] ) {
		return true;
	}
    return $allow;
}