From 303b6a048f3c9fe91e8d34067200a87535318d68 Mon Sep 17 00:00:00 2001
From: Philipinho <16838612+Philipinho@users.noreply.github.com>
Date: Sat, 27 Jun 2026 00:40:19 +0100
Subject: [PATCH] fix: cleanup title

---
 apps/server/src/integrations/export/export.service.ts |  3 ++-
 apps/server/src/integrations/export/utils.ts          | 10 +++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/apps/server/src/integrations/export/export.service.ts b/apps/server/src/integrations/export/export.service.ts
index b4bc73fac..733e4e9c9 100644
--- a/apps/server/src/integrations/export/export.service.ts
+++ b/apps/server/src/integrations/export/export.service.ts
@@ -16,6 +16,7 @@ import {
   computeLocalPath,
   getExportExtension,
   getPageTitle,
+  getSafePageTitle,
   PageExportTree,
   replaceInternalLinks,
   updateAttachmentUrlsToLocalPaths,
@@ -314,7 +315,7 @@ export class ExportService {
             updateAttachmentUrlsToLocalPaths(updatedJsonContent);
         }
 
-        const pageTitle = getPageTitle(page.title);
+        const pageTitle = getSafePageTitle(page.title);
         const pageExportContent = await this.exportPage(format, {
           ...page,
           content: updatedJsonContent,
diff --git a/apps/server/src/integrations/export/utils.ts b/apps/server/src/integrations/export/utils.ts
index ba021be3c..ed27cfda2 100644
--- a/apps/server/src/integrations/export/utils.ts
+++ b/apps/server/src/integrations/export/utils.ts
@@ -6,6 +6,7 @@ import { validate as isValidUUID } from 'uuid';
 import * as path from 'path';
 import { Page } from '@docmost/db/types/entity.types';
 import { isAttachmentNode } from '../../common/helpers/prosemirror/utils';
+import { sanitizeFileName } from '../../common/helpers';
 
 export type PageExportTree = Record<string, Page[]>;
 
@@ -27,6 +28,13 @@ export function getPageTitle(title: string) {
   return title ? title : 'untitled';
 }
 
+export function getSafePageTitle(title: string): string {
+  const sanitized = sanitizeFileName(getPageTitle(title), {
+    preserveSpaces: true,
+  });
+  return sanitized || 'untitled';
+}
+
 export function updateAttachmentUrlsToLocalPaths(prosemirrorJson: any) {
   const doc = jsonToNode(prosemirrorJson);
   if (!doc) return null;
@@ -167,7 +175,7 @@ export function computeLocalPath(
   const children = tree[parentPageId] || [];
 
   for (const page of children) {
-    const title = encodeURIComponent(getPageTitle(page.title));
+    const title = encodeURIComponent(getSafePageTitle(page.title));
     const localPath = `${currentPath}${title}`;
     slugIdToPath[page.slugId] = `${localPath}${getExportExtension(format)}`;