coryd.dev/api/proxy.php

90 lines
2.6 KiB
PHP

<?php
use App\Classes\BaseHandler;
require __DIR__ . '/../server/utils/init.php';
require __DIR__ . "/Classes/BaseHandler.php";
class ProxyHandler extends BaseHandler
{
public function __construct()
{
parent::__construct();
$this->ensureAllowedOrigin();
}
protected function ensureAllowedOrigin(): void
{
$allowedHosts = ['coryd.dev', 'www.coryd.dev'];
$origin = $_SERVER['HTTP_ORIGIN'] ?? '';
$referer = $_SERVER['HTTP_REFERER'] ?? '';
$hostAllowed = fn($url) => in_array(parse_url($url, PHP_URL_HOST), $allowedHosts, true);
if (!$hostAllowed($origin) && !$hostAllowed($referer)) $this->sendErrorResponse("Forbidden — invalid origin", 403);
$allowedSource = $origin ?: $referer;
$scheme = parse_url($allowedSource, PHP_URL_SCHEME) ?? 'https';
$host = parse_url($allowedSource, PHP_URL_HOST);
header("Access-Control-Allow-Origin: {$scheme}://{$host}");
header("Access-Control-Allow-Headers: Content-Type");
header("Access-Control-Allow-Methods: GET, POST");
}
public function handleRequest(): void
{
$data = $_GET['data'] ?? null;
$id = $_GET['id'] ?? null;
$cacheDuration = intval($_GET['cacheDuration'] ?? 3600);
if (!$data) $this->sendErrorResponse("Missing 'data' parameter", 400);
$cacheKey = $this->buildCacheKey($data, $id);
if ($this->cache) {
$cached = $this->cache->get($cacheKey);
if ($cached) {
header('Content-Type: application/json');
echo $cached;
exit();
}
}
$query = $id ? "id=eq.$id" : "";
try {
$response = $this->fetchFromApi($data, $query);
$markdownFields = $_GET['markdown'] ?? [];
$markdownFields = is_array($markdownFields)
? $markdownFields
: explode(',', $markdownFields);
$markdownFields = array_map('trim', array_filter($markdownFields));
if (!empty($response) && !empty($markdownFields)) {
foreach ($markdownFields as $field) {
if (!empty($response[0][$field])) $response[0]["{$field}_html"] = parseMarkdown($response[0][$field]);
}
}
$json = json_encode($response);
if ($this->cache) {
$this->cache->setex($cacheKey, $cacheDuration, $json);
}
header('Content-Type: application/json');
echo $json;
} catch (\Exception $e) {
$this->sendErrorResponse("PostgREST fetch failed: " . $e->getMessage(), 500);
}
}
private function buildCacheKey(string $data, ?string $id): string
{
return "proxy_{$data}" . ($id ? "_{$id}" : "");
}
}
$handler = new ProxyHandler();
$handler->handleRequest();