<?php
require_once('simplepie/simplepie.inc');
define('THUMB','thumb');
define('TITLE','RSS Feeds');
define('FEED_FILE','feeds');
define('SIMPLEPIE_CACHE','/tmp/simplepiecache');

$feedUrl = (isset($_GET['feed'])?$_GET['feed']: '');

if($feedUrl)
{
	showFeed($feedUrl); return;
}
else
{
	showGalleries(); return;
}

function showGalleries()
{
	if(!file_exists(FEED_FILE))
	{
		header("Content-Type: text/plain");
		print "No Feed File Found";
		return;
	}

	$feeds = file(FEED_FILE);

	print '{';
	print '"galleries":[';
	foreach($feeds as $feedUrl)
	{
		$feedUrl = trim($feedUrl);
		print '"'.$_SERVER['REQUEST_URI'] . '?feed=' . rawurlencode($feedUrl).'",';
	}
	print ']';
	print ',"thumb":"' . THUMB . '"';
	print ',"title":"' . TITLE . '"';
	print '}';
}

function showFeed($feedUrl)
{
	$feed = new SimplePie($feedUrl, SIMPLEPIE_CACHE);
	if(!$feed) return;
	print '{';
	print '"photos":[';
	$items = $feed->get_items();
	foreach($items as $item)
	{
		foreach($item->get_enclosures() as $enc)
		{
			$url   = $enc->get_link();
			$thumb = ($enc->get_thumbnail() ? $enc->get_thumbnail() : $url);
			$title = str_replace('"', '\\"', $enc->get_title());
			print '{';
			print '"thumb":"'.$thumb.'",';
			print '"img":"'.$url.'",';
			print '"title":"'.$title.'"';
			print '},';
		}
	}
	print ']';
	print ',"title":"' . $feed->get_title() . '"';
	print ',"thumb":"' . $feed->get_image_url() . '"';
	print '}';
}
?>