98 lines
3.2 KiB
PHP
98 lines
3.2 KiB
PHP
<?php
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/**
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* GridTV — proxy.php
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* Playlists .m3u8 : fetch + réécriture URLs
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* Segments .ts : streaming chunk par chunk (pas de buffering)
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*/
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$url = $_GET['url'] ?? '';
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if (empty($url) || !preg_match('#^https?://#i', $url)) {
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http_response_code(400); die('Invalid URL');
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}
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$base = preg_replace('#[^/]*(\?.*)?$#', '', $url);
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$path = parse_url($url, PHP_URL_PATH) ?? '';
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$is_segment = preg_match('#\.(ts|aac|mp4|m4s|fmp4)(\?|$)#i', $path);
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$headers = [
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'User-Agent: ' . ($_SERVER['HTTP_USER_AGENT'] ?? 'Mozilla/5.0'),
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'Accept: */*',
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];
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header('Access-Control-Allow-Origin: *');
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header('Cache-Control: no-cache');
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if ($is_segment) {
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// Streaming direct chunk par chunk — pas de buffering mémoire
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$opts = stream_context_create(['http' => [
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'method' => 'GET',
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'header' => implode("\r\n", $headers),
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'follow_location' => 1,
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'timeout' => 30,
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]]);
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$handle = @fopen($url, 'rb', false, $opts);
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if (!$handle) { http_response_code(502); die('Cannot open stream'); }
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// Récupérer le Content-Type de la réponse
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$ct = 'video/MP2T';
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foreach (($http_response_header ?? []) as $h) {
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if (preg_match('/^Content-Type:\s*(.+)/i', $h, $m)) { $ct = trim($m[1]); break; }
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}
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header('Content-Type: ' . $ct);
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header('X-Accel-Buffering: no');
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// Désactiver le buffering PHP
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if (ob_get_level()) ob_end_clean();
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while (!feof($handle)) {
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$chunk = fread($handle, 65536); // 64KB par chunk
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if ($chunk === false || $chunk === '') break;
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echo $chunk;
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flush();
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}
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fclose($handle);
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} else {
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// Playlist .m3u8 — fetch complet puis réécriture
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$opts = stream_context_create(['http' => [
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'method' => 'GET',
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'header' => implode("\r\n", $headers),
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'follow_location' => 1,
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'timeout' => 15,
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'ignore_errors' => true,
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]]);
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$body = @file_get_contents($url, false, $opts);
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if ($body === false) { http_response_code(502); die('Cannot reach upstream'); }
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$status_line = $http_response_header[0] ?? 'HTTP/1.1 200 OK';
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preg_match('#HTTP/\S+\s+(\d+)#', $status_line, $sm);
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if ((int)($sm[1] ?? 200) >= 400) { http_response_code((int)$sm[1]); die('Upstream error'); }
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header('Content-Type: application/vnd.apple.mpegurl');
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$proxy_base = (isset($_SERVER['HTTPS']) ? 'https' : 'http')
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. '://' . $_SERVER['HTTP_HOST']
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. strtok($_SERVER['REQUEST_URI'], '?')
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. '?url=';
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$lines = explode("\n", $body);
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$out = [];
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foreach ($lines as $line) {
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$line = rtrim($line);
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if ($line === '' || $line[0] === '#') {
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$line = preg_replace_callback('/URI="([^"]+)"/', function($m) use ($base, $proxy_base) {
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$seg = strpos($m[1], 'http') === 0 ? $m[1] : $base . $m[1];
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return 'URI="' . $proxy_base . urlencode($seg) . '"';
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}, $line);
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$out[] = $line;
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} else {
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$seg = strpos($line, 'http') === 0 ? $line : $base . $line;
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$out[] = $proxy_base . urlencode($seg);
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}
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}
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echo implode("\n", $out);
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}
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