Removed unused built-in media proxy.

public/proxy.php

@@ -1,96 +0,0 @@
-<?php
-namespace Misuzu;
-
-use Index\Serialisation\Serialiser;
-use Misuzu\Config\CfgType;
-
-require_once '../misuzu.php';
-
-$acceptedProtocols = ['http', 'https'];
-$acceptedMimeTypes = [
-    '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',
-    'video/mp4', 'video/webm', 'video/x-msvideo', 'video/vnd.avi', 'video/msvideo', 'video/avi', 'video/mpeg', 'video/ogg',
-    'audio/aac', 'audio/aacp', 'audio/3gpp', 'audio/3gpp2', 'audio/mp4', 'audio/mp4a-latm', 'audio/mpeg4-generic',
-    'audio/ogg', 'audio/mp3', 'audio/mpeg', 'audio/mpa', 'audio/mpa-robust',
-    'audio/wav', 'audio/vnd.wave', 'audio/wave', 'audio/x-wav',  'audio/webm', 'audio/x-flac', 'audio/flac',
-];
-
-header('Cache-Control: max-age=600');
-
-$splitPath = explode('/', $_SERVER['PATH_INFO'] ?? '', 3);
-$proxyHash = $splitPath[1] ?? '';
-$proxyUrl = $splitPath[2] ?? '';
-
-if(empty($proxyHash) || empty($proxyUrl)) {
-    http_response_code(400);
-    echo '400.1';
-    return;
-}
-
-$proxyUrlDecoded = Serialiser::uriBase64()->deserialise($proxyUrl, true);
-$parsedUrl = parse_url($proxyUrlDecoded);
-
-if(empty($parsedUrl['scheme'])
-    || empty($parsedUrl['host'])
-    || !in_array($parsedUrl['scheme'], $acceptedProtocols, true)) {
-    http_response_code(400);
-    echo '400.2';
-    return;
-}
-
-if(!$cfg->getValue('media_proxy.enable', CfgType::T_BOOL)) {
-    redirect($proxyUrlDecoded);
-    return;
-}
-
-$proxySecret = $cfg->getValue('media_proxy.secret', CfgType::T_STR, 'insecure');
-$expectedHash = hash_hmac('sha256', $proxyUrl, $proxySecret);
-
-if(!hash_equals($expectedHash, $proxyHash)) {
-    http_response_code(400);
-    echo '400.3';
-    return;
-}
-
-$curl = curl_init($proxyUrlDecoded);
-curl_setopt_array($curl, [
-    CURLOPT_CERTINFO => false,
-    CURLOPT_FAILONERROR => false,
-    CURLOPT_FOLLOWLOCATION => true,
-    CURLOPT_RETURNTRANSFER => true,
-    CURLOPT_TCP_FASTOPEN => true,
-    CURLOPT_CONNECTTIMEOUT => 2,
-    CURLOPT_MAXREDIRS => 4,
-    CURLOPT_PROTOCOLS => CURLPROTO_HTTP | CURLPROTO_HTTPS,
-    CURLOPT_TIMEOUT => 10,
-    CURLOPT_USERAGENT => 'Mozilla/5.0 (compatible) Misuzu/' . GitInfo::tag(),
-]);
-$curlBody = curl_exec($curl);
-curl_close($curl);
-
-$entityTag = 'W/"' . hash('sha256', $curlBody) . '"';
-
-if(!empty($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] === $entityTag) {
-    http_response_code(304);
-    return;
-}
-
-$finfo = finfo_open(FILEINFO_MIME_TYPE);
-$fileMime = strtolower(finfo_buffer($finfo, $curlBody));
-finfo_close($finfo);
-
-if(!in_array($fileMime, $acceptedMimeTypes, true)) {
-    http_response_code(404);
-    echo '404.1';
-    return;
-}
-
-$fileSize = strlen($curlBody);
-$fileName = basename($parsedUrl['path'] ?? "proxied-image-{$expectedHash}");
-
-header("Content-Type: {$fileMime}");
-header("Content-Length: {$fileSize}");
-header("Content-Disposition: inline; filename=\"{$fileName}\"");
-header("ETag: {$entityTag}");
-
-echo $curlBody;

src/Parsers/BBCode/Tags/AudioTag.php

@@ -16,7 +16,7 @@ final class AudioTag extends BBCodeTag {
 
                 //$url['host'] = mb_strtolower($url['host']);
 
-                $mediaUrl = url_proxy_media($matches[1]);
+                //$mediaUrl = url_proxy_media($matches[1]);
                 return "<audio controls src='{$mediaUrl}'></audio>";
             },
             $text

src/Parsers/BBCode/Tags/ImageTag.php

@@ -6,7 +6,7 @@ use Misuzu\Parsers\BBCode\BBCodeTag;
 final class ImageTag extends BBCodeTag {
     public function parseText(string $text): string {
         return preg_replace_callback("/\[img\]((?:https?:\/\/).+?)\[\/img\]/", function ($matches) {
-            $mediaUrl = url_proxy_media($matches[1]);
+            //$mediaUrl = url_proxy_media($matches[1]);
             return sprintf('<img src="%s" alt="%s" style="max-width:100%%;max-height:900px;">', $mediaUrl, $matches[1]);
         }, $text);
     }

src/Parsers/BBCode/Tags/VideoTag.php

@@ -43,7 +43,7 @@ final class VideoTag extends BBCodeTag {
                     }
                 }
 
-                $mediaUrl = url_proxy_media($matches[1]);
+                //$mediaUrl = url_proxy_media($matches[1]);
                 return sprintf('<video controls src="%s" style="max-width:100%%;max-height:100%%;"></video>', $mediaUrl);
             },
             $text

src/Parsers/MarkdownParser.php

@@ -15,9 +15,9 @@ class MarkdownParser extends Parsedown implements ParserInterface {
     protected function inlineImage($excerpt) {
         $object = parent::inlineImage($excerpt);
 
-        if(!empty($object['element']['attributes']['src']) && !is_local_url($object['element']['attributes']['src'])) {
+        //if(!empty($object['element']['attributes']['src']) && !is_local_url($object['element']['attributes']['src'])) {
-            $object['element']['attributes']['src'] = url_proxy_media($object['element']['attributes']['src']);
+        //    $object['element']['attributes']['src'] = url_proxy_media($object['element']['attributes']['src']);
-        }
+        //}
 
         return $object;
     }

src/url.php

@@ -10,7 +10,6 @@
 define('MSZ_URLS', [
     'index'                             => ['/'],
     'info'                              => ['/info/<title>'],
-    'media-proxy'                       => ['/proxy.php/<hash>/<url>'],
 
     'search-index'                      => ['/search.php'],
     'search-query'                      => ['/search.php',                      ['q' => '<query>']],
@@ -248,18 +247,6 @@ function url_construct(string $url, array $query = [], ?string $fragment = null)
     return $url;
 }
 
-function url_proxy_media(?string $url): ?string {
-    if(empty($url) || !\Misuzu\Config::get('media_proxy.enable', \Misuzu\Config\CfgType::T_BOOL) || is_local_url($url)) {
-        return $url;
-    }
-
-    $secret = \Misuzu\Config::get('media_proxy.secret', \Misuzu\Config\CfgType::T_STR, 'insecure');
-    $url = \Index\Serialisation\Serialiser::uriBase64()->serialise($url);
-    $hash = hash_hmac('sha256', $url, $secret);
-
-    return url('media-proxy', compact('hash', 'url'));
-}
-
 function url_prefix(bool $trailingSlash = true): string {
     return 'http' . (empty($_SERVER['HTTPS']) ? '' : 's') . '://' . $_SERVER['HTTP_HOST'] . ($trailingSlash ? '/' : '');
 }