From ad6c3e31f61cfbd8273ca0ebecca821e836625aa Mon Sep 17 00:00:00 2001
From: Horus
Date: Fri, 15 Jan 2021 11:18:20 +0100
Subject: Move stuff to public/ directory.

---
 public/resolve.php | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 public/resolve.php

(limited to 'public/resolve.php')

diff --git a/public/resolve.php b/public/resolve.php
new file mode 100644
index 0000000..b103009
--- /dev/null
+++ b/public/resolve.php
@@ -0,0 +1,30 @@
+<?php
+# TODO rate limiting
+require_once __DIR__ . '/../vendor/autoload.php';
+
+use GuzzleHttp\Client;
+
+function resolveURL($url) {
+
+	$client   = new Client();
+
+	try {
+		$response = $client->request('HEAD', $url, [ 'on_stats' => function( GuzzleHttp\TransferStats $stats ) use ( &$effectiveURL ){ $effectiveURL = $stats->getEffectiveUri(); }])
+			    ->getBody()->getContents();
+	} catch(\Exception $e) {
+		return $url;
+	}
+
+	return $effectiveURL->__toString();
+}
+
+function getURL() {
+	if ( empty($_REQUEST['url']) ) {
+		$data = json_decode(file_get_contents('php://input'), true);
+		return $data['url'];
+	} else {
+		return $_REQUEST['url'];
+	}
+}
+
+echo json_encode( ['url' => resolveURL( getURL() ) ]);
-- 
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