From 93faf70b37d8f99dcb00a6d7be65c6144cca59fc Mon Sep 17 00:00:00 2001
From: Per Mortensen <per@permortensen.com>
Date: Sun, 10 Aug 2025 08:38:18 +0200
Subject: [PATCH] Use filename when downloading asset through UI (#1146)

---
 bookmarks/api/routes.py                     |  9 ++---
 bookmarks/models.py                         |  8 ++++
 bookmarks/tests/test_bookmark_asset_view.py | 43 +++++++++++++++++++--
 bookmarks/views/assets.py                   |  4 +-
 4 files changed, 53 insertions(+), 11 deletions(-)

diff --git a/bookmarks/api/routes.py b/bookmarks/api/routes.py
index dd87363..562d007 100644
--- a/bookmarks/api/routes.py
+++ b/bookmarks/api/routes.py
@@ -199,13 +199,10 @@ class BookmarkAssetViewSet(
                 if asset.gzip
                 else open(file_path, "rb")
             )
-            file_name = (
-                f"{asset.display_name}.html"
-                if asset.asset_type == BookmarkAsset.TYPE_SNAPSHOT
-                else asset.display_name
-            )
             response = StreamingHttpResponse(file_stream, content_type=content_type)
-            response["Content-Disposition"] = f'attachment; filename="{file_name}"'
+            response["Content-Disposition"] = (
+                f'attachment; filename="{asset.download_name}"'
+            )
             return response
         except FileNotFoundError:
             raise Http404("Asset file does not exist")
diff --git a/bookmarks/models.py b/bookmarks/models.py
index 375c0cd..15fa0fa 100644
--- a/bookmarks/models.py
+++ b/bookmarks/models.py
@@ -133,6 +133,14 @@ class BookmarkAsset(models.Model):
     status = models.CharField(max_length=64, blank=False, null=False)
     gzip = models.BooleanField(default=False, null=False)
 
+    @property
+    def download_name(self):
+        return (
+            f"{self.display_name}.html"
+            if self.asset_type == BookmarkAsset.TYPE_SNAPSHOT
+            else self.display_name
+        )
+
     def save(self, *args, **kwargs):
         if self.file:
             try:
diff --git a/bookmarks/tests/test_bookmark_asset_view.py b/bookmarks/tests/test_bookmark_asset_view.py
index 17710eb..f192305 100644
--- a/bookmarks/tests/test_bookmark_asset_view.py
+++ b/bookmarks/tests/test_bookmark_asset_view.py
@@ -4,9 +4,8 @@ from django.conf import settings
 from django.test import TestCase
 from django.urls import reverse
 
-from bookmarks.tests.helpers import (
-    BookmarkFactoryMixin,
-)
+from bookmarks.models import BookmarkAsset
+from bookmarks.tests.helpers import BookmarkFactoryMixin
 
 
 class BookmarkAssetViewTestCase(TestCase, BookmarkFactoryMixin):
@@ -23,7 +22,21 @@ class BookmarkAssetViewTestCase(TestCase, BookmarkFactoryMixin):
     def setup_asset_with_file(self, bookmark):
         filename = f"temp_{bookmark.id}.html.gzip"
         self.setup_asset_file(filename)
-        asset = self.setup_asset(bookmark=bookmark, file=filename)
+        asset = self.setup_asset(
+            bookmark=bookmark, file=filename, display_name=f"Snapshot {bookmark.id}"
+        )
+        return asset
+
+    def setup_asset_with_uploaded_file(self, bookmark):
+        filename = f"temp_{bookmark.id}.png.gzip"
+        self.setup_asset_file(filename)
+        asset = self.setup_asset(
+            bookmark=bookmark,
+            file=filename,
+            asset_type=BookmarkAsset.TYPE_UPLOAD,
+            content_type="image/png",
+            display_name=f"Uploaded file {bookmark.id}.png",
+        )
         return asset
 
     def view_access_test(self, view_name: str):
@@ -127,3 +140,25 @@ class BookmarkAssetViewTestCase(TestCase, BookmarkFactoryMixin):
 
     def test_reader_view_access_guest_user(self):
         self.view_access_guest_user_test("linkding:assets.read")
+
+    def test_snapshot_download_name(self):
+        bookmark = self.setup_bookmark()
+        asset = self.setup_asset_with_file(bookmark)
+        response = self.client.get(reverse("linkding:assets.view", args=[asset.id]))
+
+        self.assertEqual(response["Content-Type"], asset.content_type)
+        self.assertEqual(
+            response["Content-Disposition"],
+            f'inline; filename="{asset.display_name}.html"',
+        )
+
+    def test_uploaded_file_download_name(self):
+        bookmark = self.setup_bookmark()
+        asset = self.setup_asset_with_uploaded_file(bookmark)
+        response = self.client.get(reverse("linkding:assets.view", args=[asset.id]))
+
+        self.assertEqual(response["Content-Type"], asset.content_type)
+        self.assertEqual(
+            response["Content-Disposition"],
+            f'inline; filename="{asset.display_name}"',
+        )
diff --git a/bookmarks/views/assets.py b/bookmarks/views/assets.py
index c41d957..ae6f8b0 100644
--- a/bookmarks/views/assets.py
+++ b/bookmarks/views/assets.py
@@ -31,7 +31,9 @@ def view(request, asset_id: int):
     asset = access.asset_read(request, asset_id)
     content = _get_asset_content(asset)
 
-    return HttpResponse(content, content_type=asset.content_type)
+    response = HttpResponse(content, content_type=asset.content_type)
+    response["Content-Disposition"] = f'inline; filename="{asset.download_name}"'
+    return response
 
 
 def read(request, asset_id: int):