1 files changed, 78 insertions, 0 deletions
diff --git a/api/guestbook-recent.php b/api/guestbook-recent.php
new file mode 100644
index 0000000..c4ef59e
--- /dev/null
+++ b/api/guestbook-recent.php
@@ -0,0 +1,78 @@
+<?php
+/**
+ * Guestbook recent comments — JSON proxy for homepage inline display.
+ * Fetches from guestbook.sillylaird.ca/api.php (server-to-server, no CORS).
+ */
+require_once __DIR__ . '/../partials/proxy_helpers.php';
+
+header('Content-Type: application/json; charset=utf-8');
+header('Cache-Control: public, max-age=90');
+
+$limit = min(max((int)($_GET['limit'] ?? 8), 1), 25);
+
+$cacheDir  = sys_get_temp_dir() . '/sillylaird_guestbook';
+if (!is_dir($cacheDir)) {
+    @mkdir($cacheDir, 0700, true);
+}
+$cacheFile = $cacheDir . '/recent_' . $limit . '.json';
+$freshTtl  = 90;
+$staleTtl  = 3600;
+
+$emit = static function (string $json, int $code = 200): void {
+    http_response_code($code);
+    echo $json;
+    exit;
+};
+
+if (is_file($cacheFile) && (time() - filemtime($cacheFile)) < $freshTtl) {
+    $emit((string)file_get_contents($cacheFile));
+}
+
+if (!proxy_rate_limit('guestbook_recent', 40, 60)) {
+    if (is_file($cacheFile) && (time() - filemtime($cacheFile)) < $staleTtl) {
+        $emit((string)file_get_contents($cacheFile));
+    }
+    $emit(json_encode(['error' => true, 'message' => 'rate limited']), 429);
+}
+
+$url = 'https://guestbook.sillylaird.ca/api.php?limit=' . $limit;
+$ctx = stream_context_create([
+    'http' => [
+        'timeout'     => 8,
+        'user_agent'  => 'SillyLaird-GuestbookProxy/1.0',
+        'ignore_errors' => true,
+    ],
+    'ssl' => [
+        'verify_peer'      => true,
+        'verify_peer_name' => true,
+    ],
+]);
+
+$raw = @file_get_contents($url, false, $ctx);
+if ($raw === false) {
+    if (is_file($cacheFile)) {
+        $emit((string)file_get_contents($cacheFile));
+    }
+    $emit(json_encode(['error' => true, 'message' => 'upstream unavailable']), 502);
+}
+
+$data = json_decode($raw, true);
+if (!is_array($data) || !isset($data['entries']) || !is_array($data['entries'])) {
+    if (is_file($cacheFile)) {
+        $emit((string)file_get_contents($cacheFile));
+    }
+    $emit(json_encode(['error' => true, 'message' => 'invalid upstream response']), 502);
+}
+
+$out = json_encode([
+    'entries' => array_slice($data['entries'], 0, $limit),
+    'total'   => (int)($data['total'] ?? count($data['entries'])),
+    'fetched' => time(),
+], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+
+$tmp = $cacheFile . '.tmp';
+if (@file_put_contents($tmp, $out, LOCK_EX) !== false) {
+    @rename($tmp, $cacheFile);
+}
+
+$emit($out);
+\ No newline at end of file