import live www.sillylaird.ca webrootHEADmain

1 files changed, 110 insertions, 0 deletions

diff --git a/api/lastfm.php b/api/lastfm.php
new file mode 100644
index 0000000..5ec583b
--- /dev/null
+++ b/api/lastfm.php
@@ -0,0 +1,110 @@
+<?php
+require_once __DIR__ . '/../partials/proxy_helpers.php';
+
+if (!headers_sent()) {
+    header('Content-Type: application/json');
+    header('Cache-Control: no-cache, must-revalidate');
+}
+ob_start();
+
+$cacheDir  = sys_get_temp_dir() . '/sillylaird_lastfm';
+if (!is_dir($cacheDir)) @mkdir($cacheDir, 0700, true);
+$cacheFile = $cacheDir . '/recent.json';
+$freshTtl  = 10;  // serve cache without hitting upstream
+$staleTtl  = PHP_INT_MAX; // on upstream failure, always fall back to cache
+
+$serveCache = function (string $file) {
+    $body = @file_get_contents($file);
+    if ($body === false) return false;
+    ob_end_clean();
+    echo $body;
+    return true;
+};
+
+if (is_file($cacheFile) && (time() - filemtime($cacheFile)) < $freshTtl) {
+    if ($serveCache($cacheFile)) exit;
+}
+
+if (!proxy_rate_limit('lastfm_api', 60, 60)) {
+    if (is_file($cacheFile) && (time() - filemtime($cacheFile)) < $staleTtl) {
+        if ($serveCache($cacheFile)) exit;
+    }
+    ob_end_clean();
+    http_response_code(429);
+    echo json_encode(['error' => true, 'message' => 'rate limited']);
+    exit;
+}
+
+$apiKey = lastfm_api_key();
+$user   = 'SillyLaird';
+$limit  = 5;
+
+$url = "https://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=$user&api_key=$apiKey&format=json&limit=$limit";
+
+$ch = curl_init();
+curl_setopt($ch, CURLOPT_URL, $url);
+curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+curl_setopt($ch, CURLOPT_TIMEOUT, 5);
+curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true);
+curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
+
+$response = curl_exec($ch);
+$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+$error    = curl_error($ch);
+curl_close($ch);
+
+try {
+    if ($response === false) {
+        throw new Exception("cURL Error: " . $error);
+    }
+
+    if ($httpCode !== 200) {
+        throw new Exception("Last.fm API returned HTTP $httpCode");
+    }
+
+    $data = json_decode($response, true);
+
+    if (isset($data['error'])) {
+        throw new Exception("Last.fm Error: " . $data['message']);
+    }
+
+    if (!isset($data['recenttracks']['track'])) {
+        throw new Exception("No tracks found.");
+    }
+
+    $tracks = $data['recenttracks']['track'];
+    if (isset($tracks['name'])) {
+        $tracks = [$tracks];
+    }
+
+    $results = [];
+    foreach ($tracks as $track) {
+        $results[] = [
+            'name'       => $track['name'],
+            'artist'     => $track['artist']['#text'],
+            'url'        => $track['url'],
+            'image'      => isset($track['image'][2]['#text']) ? $track['image'][2]['#text'] : '',
+            'nowplaying' => isset($track['@attr']['nowplaying']) && $track['@attr']['nowplaying'] === 'true',
+        ];
+    }
+
+    $json = json_encode($results);
+    $tmp  = $cacheFile . '.tmp';
+    if (@file_put_contents($tmp, $json, LOCK_EX) !== false) {
+        @rename($tmp, $cacheFile);
+    }
+    ob_end_clean();
+    echo $json;
+
+} catch (Exception $e) {
+    if (is_file($cacheFile) && (time() - filemtime($cacheFile)) < $staleTtl) {
+        if ($serveCache($cacheFile)) exit;
+    }
+    ob_end_clean();
+    http_response_code(500);
+    echo json_encode([
+        'error'   => true,
+        'message' => $e->getMessage(),
+    ]);
+}