Upload files to "php"
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php/metadata.php
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82
php/metadata.php
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<?php
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/**
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* optional/metadata.php
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* Optimierte Version zum Auslesen von Metadaten
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*/
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header('Access-Control-Allow-Origin: *');
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header('Content-Type: application/json');
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$url = isset($_GET['url']) ? $_GET['url'] : '';
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if (empty($url) || !filter_var($url, FILTER_VALIDATE_URL)) {
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echo json_encode(['error' => 'Ungültige oder fehlende URL']);
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exit;
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}
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// WICHTIG: Die Header müssen Icy-MetaData enthalten, sonst senden viele Server gar nichts!
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$opts = [
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"http" => [
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"method" => "GET",
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"header" => "Icy-MetaData: 1\r\n",
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"timeout" => 5,
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"user_agent" => "Mozilla/5.0 (Windows NT 10.0; Win64; x64) RadioMetadataProxy/1.0"
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]
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];
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$context = stream_context_create($opts);
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$fp = @fopen($url, 'r', false, $context);
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if (!$fp) {
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echo json_encode(['error' => 'Stream konnte nicht geöffnet werden']);
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exit;
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}
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// Puffer erhöhen: Wir lesen bis zu 192 KB, um auch langsame Metadaten zu finden
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$max_read = 196608;
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$data = '';
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$read_size = 0;
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while (!feof($fp) && $read_size < $max_read) {
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$chunk = fread($fp, 8192);
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if ($chunk === false) break;
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$data .= $chunk;
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$read_size += strlen($chunk);
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// Vorzeitig abbrechen, wenn der Titel gefunden wurde
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if (strpos($data, 'StreamTitle=') !== false) {
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break;
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}
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}
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fclose($fp);
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// Suche nach dem StreamTitle
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if (preg_match("/StreamTitle='(.*?)';/", $data, $matches)) {
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$title = trim($matches[1]);
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// UTF-8 Korrektur
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if (!mb_check_encoding($title, 'UTF-8')) {
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$title = mb_convert_encoding($title, 'UTF-8', 'ISO-8859-1');
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}
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// --- NEU: FILTER FÜR UNERWÜNSCHTE TITEL ---
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$clean_title = strtolower($title);
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$bad_patterns = ['error code:', 'internal server error', '500 error', '404 not found'];
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foreach ($bad_patterns as $pattern) {
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if (strpos($clean_title, $pattern) !== false) {
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$title = ''; // Titel leeren, wenn Fehler erkannt wurde
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break;
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}
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}
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if (empty($title)) {
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// Sende title als null, damit JS weiß: Kein Songtitel vorhanden
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echo json_encode(['title' => null]);
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} else {
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echo json_encode(['title' => $title]);
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}
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} else {
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// Keine Metadaten gefunden - wir senden einfach null statt einer Fehlermeldung
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echo json_encode(['title' => null]);
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}
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