phproxy - a simple and stupid php proxy

phproxy.php

<?php

	/*

		purpose:
		file_get_contents some url, and echo it back to the caller.

		usage: phproxy.php&url=blah

		where blah is a urlencoded string, e.g.:

		real url:	https://www.rcgroups.com/forums/external.php?type=RSS2
		urlencoded:	https%3A%2F%2Fwww.rcgroups.com%2Fforums%2Fexternal.php%3Ftype%3DRSS2

	*/


	//list of allowed users, a.k.a. "callers"
	$trustedcallers = array(
		'52.28.224.227',	//rephlex.de ;)
		'212.223.4.15',
		'127.0.0.1' );		//localhost or whatever


	// check trust
	$trust=false;
	foreach ($trustedcallers as $test) {
		if ($_SERVER['REMOTE_ADDR'] == $test) { $trust=true; }
	}


	// bail out for untrusted folks
	if (!$trust) { die('go away!'); }

	//else, if trusted: do stuff
	header("Content-type: text/xml");
	$url = urldecode($_GET['url']);

 	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
	$result = curl_exec($ch);
	curl_close($ch);
	print($result);

	//that's all, folks!

?>