website/public/API/queries/imgproxy.php

10 lines
415 B
PHP

<?php
function imgproxy($imageURL) {
require "./lib/config.php";
$encodedUrl = rtrim(strtr(base64_encode($imageURL), '+/', '-_'), '=');
$path = "/rs:fit:0:$defaultImageWidth:1/g:no/{$encodedUrl}.webp";
$signature = rtrim(strtr(base64_encode(hash_hmac('sha256', $imgProxySalt.$path, $imgProxyKey, true)), '+/', '-_'), '=');
return $imgProxyUrl . "/" . $signature . $path;
}