Pods get_current_url in 1.9.6

<?php
/**
 * Get current URL (general function WP is lacking)
 *
 * @return bool
 * @since 1.9.6
 */
if (!function_exists('get_current_url')) {
    function get_current_url() {
        $url = 'http://';
        if (isset($_SERVER['HTTPS']) && 'off' != $_SERVER['HTTPS'] && 0 != $_SERVER['HTTPS'])
            $url = 'https://';
        $url .= $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
        return $url;
    }
}