IPCF tests - IP lookup service: freegeoip.net and CURL

ipcfcurlfree.php

<?php
/**
* Usage: Download and unzip the file, upload it to your Board's root (i.e.: www.mydomain.com/phpBB3/)
*	 Point your browser to i.e.: www.mydomain.com/phpBB3/ipcfcurlfree.php - results will be on your screen

* @package - IPCF tests - IP lookup service: freegeoip.net
* @copyright (c) 2017 3Di (Marco T.) 17-jan-2017
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*/

define('IN_PHPBB', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
include($phpbb_root_path . 'common.' . $phpEx);

// Start session management
$user->session_begin();
$auth->acl($user->data);

/* define the IP to be looked at */
$user->ip = '104.111.111.121';		// United States = US
//$user->ip = '0.0.0.1';			// country_code = ''
//$user->ip = '127.0.0.1';			// country_code = ''

	/**
	 * Returns whether cURL is available
	 *
	 * @return bool
	 */
	function is_curl()
	{
		return function_exists('curl_version');
	}
	$is_curl = is_curl();

	/**
	 * http://freegeoip.net
	 *
	 * You're allowed up to 10,000 queries per hour by default.
	 * Once this limit is reached, all of your requests will result in
	 * HTTP 403, forbidden, until your quota is cleared.
	 */
	if ($is_curl)
	{
		echo 'cURL is TRUE!<br />';
		$curl_handle = curl_init();
		curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT, 2);
		curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($curl_handle, CURLOPT_URL, 'freegeoip.net/json/' . $user->ip);
		$ip_query = curl_exec($curl_handle);
		$http_code	= curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);
		curl_close($curl_handle);

		echo('<br />ip_query var<br />');
		var_dump($ip_query);

		echo('<br /><br />http_code var<br />');
		var_dump($http_code);

		if ($ip_query)
		{
			/* Creating an array from string */
			$ip_array = json_decode($ip_query, true);

			echo('<br /><br />ip_array var<br />');
			var_dump($ip_array);

			if ( ($ip_array['country_code'] != '') && ($http_code == 200) )
			{
				echo '<br />' . $ip_array['country_code'];
			}
			else
			{
				echo 'fail -> WO';
			}
		}
		else
		{
			echo 'http_code = 0 -> WO';
		}
	}
	else
	{
		echo 'cURL is not available - Test failed!<br />';
	}