chore: add allow_download flag to document metadata

Author: liuruibin

apps/knowledge/serializers/document.py

@@ -866,7 +866,7 @@ def get_paragraph_model(document_model, paragraph_list: List):
         def get_document_paragraph_model(knowledge_id, instance: Dict):
             source_meta = {'source_file_id': instance.get('source_file_id')} if instance.get('source_file_id') else {}
             meta = {**instance.get('meta'), **source_meta} if instance.get('meta') is not None else source_meta
-            meta = convert_uuid_to_str(meta)
+            meta = {**convert_uuid_to_str(meta), 'allow_download': True}
 
             document_model = Document(
                 **{

apps/knowledge/task/handler.py

@@ -86,7 +86,7 @@ def handler(source_url: str, selector, response: Fork.Response):
         else:
             Document(name=source_url[0:128],
                      knowledge_id=knowledge_id,
-                     meta={'source_url': source_url, 'selector': selector},
+                     meta={'source_url': source_url, 'selector': selector, 'allow_download': True},
                      type=KnowledgeType.WEB,
                      char_length=0,
                      status=State.FAILURE).save()