Use resolved content_type from asset lookup in /view endpoint

The /view endpoint was discarding the content_type computed by
resolve_hash_to_path() and re-guessing from the filename, which
produced wrong results for extensionless files or mismatched extensions.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Luke Mino-Altherr
2026-03-12 15:08:18 -07:00
parent a2cb29fd06
commit c39a1be458

View File

@@ -508,8 +508,9 @@ class PromptServer():
result = resolve_hash_to_path(filename, owner_id=owner_id)
if result is None:
return web.Response(status=404)
file, filename = result.abs_path, result.download_name
file, filename, resolved_content_type = result.abs_path, result.download_name, result.content_type
else:
resolved_content_type = None
filename, output_dir = folder_paths.annotated_filepath(filename)
if not filename:
@@ -593,8 +594,13 @@ class PromptServer():
return web.Response(body=alpha_buffer.read(), content_type='image/png',
headers={"Content-Disposition": f"filename=\"{filename}\""})
else:
# Get content type from mimetype, defaulting to 'application/octet-stream'
content_type = mimetypes.guess_type(filename)[0] or 'application/octet-stream'
# Use the content type from asset resolution if available,
# otherwise guess from the filename.
content_type = (
resolved_content_type
or mimetypes.guess_type(filename)[0]
or 'application/octet-stream'
)
# For security, force certain mimetypes to download instead of display
if content_type in {'text/html', 'text/html-sandboxed', 'application/xhtml+xml', 'text/javascript', 'text/css'}: