feat(#16): configurable page titles

jannis-baum · Oct 26, 2023 · b428226 · b428226
1 parent a6131b5
commit b428226
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/routes/viewer.ts b/src/routes/viewer.ts
@@ -6,6 +6,7 @@ import { Request, Response, Router } from 'express';
 
 import { messageClientsAt } from '../app';
 import parse, { pathHeading } from '../parser/parser';
+import config from '../parser/config';
 
 export const router = Router();
 
@@ -14,6 +15,11 @@ const liveContent = new Map<string, string>();
 const getMimeFromPath = (path: string) =>
     execSync(`file --mime-type -b '${path}'`).toString().trim();
 
+const pageTitle = (path: string) => {
+    if (config.pageTitle) return eval(`const path = "${path}"; ${config.pageTitle}`);
+    else return join(basename(dirname(path)), basename(path));
+};
+
 router.get(/.*/, async (req: Request, res: Response) => {
     const path = res.locals.filepath;
 
@@ -46,7 +52,7 @@ router.get(/.*/, async (req: Request, res: Response) => {
         <!DOCTYPE html>
         <html>
             <head>
-                <title>${join(basename(dirname(path)), basename(path))}</title>
+                <title>${pageTitle(path)}</title>
                 <link rel="stylesheet" type="text/css" href="/static/style.css"/>
                 <link rel="stylesheet" type="text/css" href="/static/highlight.css">
                 <link rel="stylesheet" type="text/css" href="/static/katex/katex.css">