From 1611bc7f7574ad4a47a960735fdd824741424391 Mon Sep 17 00:00:00 2001
From: shaohuzhang1 <80892890+shaohuzhang1@users.noreply.github.com>
Date: Wed, 9 Jul 2025 22:32:40 +0800
Subject: [PATCH] fix: The original document download file name is incorrect
 (#3542)

---
 apps/oss/serializers/file.py                                  | 4 +++-
 .../ai-chat/component/knowledge-source-component/index.vue    | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/apps/oss/serializers/file.py b/apps/oss/serializers/file.py
index ad083b0a7..6644ccbf7 100644
--- a/apps/oss/serializers/file.py
+++ b/apps/oss/serializers/file.py
@@ -1,4 +1,5 @@
 # coding=utf-8
+import urllib
 
 import uuid_utils.compat as uuid
 from django.db.models import QuerySet
@@ -94,9 +95,10 @@ class FileSerializer(serializers.Serializer):
                 raise NotFound404(404, _('File not found'))
             file_type = file.file_name.split(".")[-1].lower()
             content_type = mime_types.get(file_type, 'application/octet-stream')
+            encoded_filename = urllib.parse.quote(file.file_name)
             headers = {
                 'Content-Type': content_type,
-                'Content-Disposition': f'{"inline" if file_type == "pdf" else "attachment"}; filename="{file.file_name}"'
+                'Content-Disposition': f'{"inline" if file_type == "pdf" else "attachment"}; filename={encoded_filename}'
             }
             return HttpResponse(
                 file.get_bytes(),
diff --git a/ui/src/components/ai-chat/component/knowledge-source-component/index.vue b/ui/src/components/ai-chat/component/knowledge-source-component/index.vue
index 00e268770..b454f9cd9 100644
--- a/ui/src/components/ai-chat/component/knowledge-source-component/index.vue
+++ b/ui/src/components/ai-chat/component/knowledge-source-component/index.vue
@@ -27,7 +27,7 @@
                   </div>
                   <div class="ml-8" v-else>
                     <a
-                      :href="getFileUrl(item?.meta?.source_file_id)"
+                      :href="getFileUrl(item?.meta?.source_file_id || item?.source_url)"
                       target="_blank"
                       class="ellipsis-1"
                       :title="item?.document_name?.trim()"