Removed unused built-in media proxy.
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4f35e5e487
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6 changed files with 6 additions and 115 deletions
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@ -1,96 +0,0 @@
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<?php
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namespace Misuzu;
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use Index\Serialisation\Serialiser;
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use Misuzu\Config\CfgType;
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require_once '../misuzu.php';
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$acceptedProtocols = ['http', 'https'];
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$acceptedMimeTypes = [
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'image/png', 'image/jpeg', 'image/jpg', 'image/bmp', 'image/x-bmp', 'image/gif', 'image/svg', 'image/svg+xml', 'image/tiff', 'image/tiff-fx', 'image/webp',
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'video/mp4', 'video/webm', 'video/x-msvideo', 'video/vnd.avi', 'video/msvideo', 'video/avi', 'video/mpeg', 'video/ogg',
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'audio/aac', 'audio/aacp', 'audio/3gpp', 'audio/3gpp2', 'audio/mp4', 'audio/mp4a-latm', 'audio/mpeg4-generic',
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'audio/ogg', 'audio/mp3', 'audio/mpeg', 'audio/mpa', 'audio/mpa-robust',
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'audio/wav', 'audio/vnd.wave', 'audio/wave', 'audio/x-wav', 'audio/webm', 'audio/x-flac', 'audio/flac',
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];
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header('Cache-Control: max-age=600');
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$splitPath = explode('/', $_SERVER['PATH_INFO'] ?? '', 3);
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$proxyHash = $splitPath[1] ?? '';
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$proxyUrl = $splitPath[2] ?? '';
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if(empty($proxyHash) || empty($proxyUrl)) {
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http_response_code(400);
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echo '400.1';
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return;
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}
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$proxyUrlDecoded = Serialiser::uriBase64()->deserialise($proxyUrl, true);
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$parsedUrl = parse_url($proxyUrlDecoded);
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if(empty($parsedUrl['scheme'])
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|| empty($parsedUrl['host'])
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|| !in_array($parsedUrl['scheme'], $acceptedProtocols, true)) {
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http_response_code(400);
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echo '400.2';
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return;
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}
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if(!$cfg->getValue('media_proxy.enable', CfgType::T_BOOL)) {
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redirect($proxyUrlDecoded);
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return;
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}
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$proxySecret = $cfg->getValue('media_proxy.secret', CfgType::T_STR, 'insecure');
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$expectedHash = hash_hmac('sha256', $proxyUrl, $proxySecret);
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if(!hash_equals($expectedHash, $proxyHash)) {
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http_response_code(400);
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echo '400.3';
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return;
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}
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$curl = curl_init($proxyUrlDecoded);
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curl_setopt_array($curl, [
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CURLOPT_CERTINFO => false,
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CURLOPT_FAILONERROR => false,
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CURLOPT_FOLLOWLOCATION => true,
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_TCP_FASTOPEN => true,
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CURLOPT_CONNECTTIMEOUT => 2,
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CURLOPT_MAXREDIRS => 4,
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CURLOPT_PROTOCOLS => CURLPROTO_HTTP | CURLPROTO_HTTPS,
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CURLOPT_TIMEOUT => 10,
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CURLOPT_USERAGENT => 'Mozilla/5.0 (compatible) Misuzu/' . GitInfo::tag(),
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]);
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$curlBody = curl_exec($curl);
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curl_close($curl);
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$entityTag = 'W/"' . hash('sha256', $curlBody) . '"';
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if(!empty($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] === $entityTag) {
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http_response_code(304);
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return;
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}
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$fileMime = strtolower(finfo_buffer($finfo, $curlBody));
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finfo_close($finfo);
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if(!in_array($fileMime, $acceptedMimeTypes, true)) {
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http_response_code(404);
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echo '404.1';
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return;
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}
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$fileSize = strlen($curlBody);
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$fileName = basename($parsedUrl['path'] ?? "proxied-image-{$expectedHash}");
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header("Content-Type: {$fileMime}");
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header("Content-Length: {$fileSize}");
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header("Content-Disposition: inline; filename=\"{$fileName}\"");
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header("ETag: {$entityTag}");
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echo $curlBody;
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@ -16,7 +16,7 @@ final class AudioTag extends BBCodeTag {
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//$url['host'] = mb_strtolower($url['host']);
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$mediaUrl = url_proxy_media($matches[1]);
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//$mediaUrl = url_proxy_media($matches[1]);
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return "<audio controls src='{$mediaUrl}'></audio>";
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},
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$text
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@ -6,7 +6,7 @@ use Misuzu\Parsers\BBCode\BBCodeTag;
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final class ImageTag extends BBCodeTag {
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public function parseText(string $text): string {
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return preg_replace_callback("/\[img\]((?:https?:\/\/).+?)\[\/img\]/", function ($matches) {
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$mediaUrl = url_proxy_media($matches[1]);
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//$mediaUrl = url_proxy_media($matches[1]);
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return sprintf('<img src="%s" alt="%s" style="max-width:100%%;max-height:900px;">', $mediaUrl, $matches[1]);
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}, $text);
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}
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@ -43,7 +43,7 @@ final class VideoTag extends BBCodeTag {
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}
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}
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$mediaUrl = url_proxy_media($matches[1]);
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//$mediaUrl = url_proxy_media($matches[1]);
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return sprintf('<video controls src="%s" style="max-width:100%%;max-height:100%%;"></video>', $mediaUrl);
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},
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$text
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@ -15,9 +15,9 @@ class MarkdownParser extends Parsedown implements ParserInterface {
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protected function inlineImage($excerpt) {
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$object = parent::inlineImage($excerpt);
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if(!empty($object['element']['attributes']['src']) && !is_local_url($object['element']['attributes']['src'])) {
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$object['element']['attributes']['src'] = url_proxy_media($object['element']['attributes']['src']);
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}
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//if(!empty($object['element']['attributes']['src']) && !is_local_url($object['element']['attributes']['src'])) {
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// $object['element']['attributes']['src'] = url_proxy_media($object['element']['attributes']['src']);
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//}
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return $object;
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}
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13
src/url.php
13
src/url.php
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@ -10,7 +10,6 @@
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define('MSZ_URLS', [
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'index' => ['/'],
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'info' => ['/info/<title>'],
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'media-proxy' => ['/proxy.php/<hash>/<url>'],
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'search-index' => ['/search.php'],
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'search-query' => ['/search.php', ['q' => '<query>']],
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@ -248,18 +247,6 @@ function url_construct(string $url, array $query = [], ?string $fragment = null)
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return $url;
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}
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function url_proxy_media(?string $url): ?string {
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if(empty($url) || !\Misuzu\Config::get('media_proxy.enable', \Misuzu\Config\CfgType::T_BOOL) || is_local_url($url)) {
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return $url;
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}
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$secret = \Misuzu\Config::get('media_proxy.secret', \Misuzu\Config\CfgType::T_STR, 'insecure');
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$url = \Index\Serialisation\Serialiser::uriBase64()->serialise($url);
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$hash = hash_hmac('sha256', $url, $secret);
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return url('media-proxy', compact('hash', 'url'));
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}
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function url_prefix(bool $trailingSlash = true): string {
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return 'http' . (empty($_SERVER['HTTPS']) ? '' : 's') . '://' . $_SERVER['HTTP_HOST'] . ($trailingSlash ? '/' : '');
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}
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