113 lines
3.3 KiB
PHP
113 lines
3.3 KiB
PHP
<?php
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$targetUrl = $_GET['url'] ?? '';
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if (empty($targetUrl)) {
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header('Content-Type: text/html; charset=utf-8');
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echo '代理运行中，请使用: ?url=视频地址';
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exit;
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}
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if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
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header("Access-Control-Allow-Origin: *");
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header("Access-Control-Allow-Methods: GET, POST, OPTIONS");
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header("Access-Control-Allow-Headers: *");
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http_response_code(204);
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exit;
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}
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if (!filter_var($targetUrl, FILTER_VALIDATE_URL)) {
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http_response_code(400);
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echo "无效的 URL";
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exit;
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}
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try {
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$ch = curl_init();
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curl_setopt_array($ch, [
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CURLOPT_URL => $targetUrl,
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_FOLLOWLOCATION => true,
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CURLOPT_TIMEOUT => 30,
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CURLOPT_SSL_VERIFYPEER => false,
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CURLOPT_USERAGENT => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36',
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CURLOPT_HTTPHEADER => ['Accept: */*'],
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CURLOPT_ENCODING => '',
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]);
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$response = curl_exec($ch);
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if ($response === false) {
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throw new Exception(curl_error($ch));
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}
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$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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$contentType = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
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curl_close($ch);
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// 跨域头
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header("Access-Control-Allow-Origin: *");
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header("Access-Control-Allow-Methods: GET, POST, OPTIONS");
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header("Access-Control-Allow-Headers: *");
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// 检测是否为 m3u8
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$isM3u8 = (
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strpos($contentType, 'mpegurl') !== false ||
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strpos($contentType, 'm3u8') !== false ||
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strpos($targetUrl, '.m3u8') !== false ||
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strpos($response, '#EXTM3U') !== false
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);
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if ($isM3u8) {
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header("Content-Type: application/vnd.apple.mpegurl");
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// 解析基础 URL
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$parsed = parse_url($targetUrl);
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$base = $parsed['scheme'] . '://' . $parsed['host'] .
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($parsed['port'] ? ':' . $parsed['port'] : '') .
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dirname($parsed['path'] ?? '/') . '/';
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// 当前代理地址
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$proxyBase = 'http://' . $_SERVER['HTTP_HOST'] .
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dirname($_SERVER['SCRIPT_NAME']) . '/proxy.php?url=';
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// 重写 m3u8 内容中的链接
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$lines = explode("\n", $response);
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$output = [];
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foreach ($lines as $line) {
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$line = trim($line);
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// 保留注释和空行
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if (empty($line) || ($line[0] === '#' && strpos($line, '#EXTINF') === false)) {
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$output[] = $line;
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continue;
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}
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// 处理媒体链接（非 # 开头）
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if ($line[0] !== '#') {
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// 补全相对路径
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if (strpos($line, 'http') !== 0) {
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$line = $base . ltrim($line, '/');
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}
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// 包装成代理链接
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$line = $proxyBase . urlencode($line);
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}
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$output[] = $line;
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}
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echo implode("\n", $output);
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} else {
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// 非 m3u8 直接透传
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if ($contentType) header("Content-Type: $contentType");
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http_response_code($httpCode);
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echo $response;
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}
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} catch (Exception $e) {
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http_response_code(500);
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echo "代理失败: " . $e->getMessage();
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}
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?>
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