--- UOJ-System/web/app/libs/uoj-html-lib.php	2022-12-30 09:54:05.452022649 +0800
+++ UOJ-Luogu-RemoteJudge/web/app/libs/uoj-html-lib.php	2023-03-21 21:22:31.783213786 +0800
@@ -989,3 +989,20 @@
 	$config['get_row_index'] = '';
 	echoLongTable($col_names, 'user_info', '1', $tail, $header_row, $print_row, $config);
 }
+
+function renderMarkdown($content_md) {
+    $purifier = HTML::pruifier();
+
+    try {
+        $v8 = new V8Js();
+        $v8->content_md = $content_md;
+        $v8->executeString(file_get_contents($_SERVER['DOCUMENT_ROOT'] . '/js/marked.js'), 'marked.js');
+        $content = $v8->executeString('marked(PHP.content_md)');
+    } catch (V8JsException $e) {
+        throw new Exception('V8Js error: ' . $e->getMessage());
+    }
+
+    $content = $purifier->purify($content);
+
+    return $content;
+}