From 6202db458678153934fb4a31a041c58764a69138 Mon Sep 17 00:00:00 2001
From: zhangqian <zhangqian@123.com>
Date: 星期五, 18 十月 2024 22:59:51 +0800
Subject: [PATCH] 增加文件下载转发接口，把毕昇返回的文件地址改成我们的下载地址
---
app/api/files.py | 49 ++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 48 insertions(+), 1 deletions(-)
diff --git a/app/api/files.py b/app/api/files.py
index 5da2cc4..12c55b0 100644
--- a/app/api/files.py
+++ b/app/api/files.py
@@ -1,5 +1,10 @@
-from fastapi import Depends, APIRouter, HTTPException, UploadFile, File, requests, Query
+from typing import Optional
+
+import requests
+from fastapi import Depends, APIRouter, HTTPException, UploadFile, File, Query
+from pydantic import BaseModel
from sqlalchemy.orm import Session
+from starlette.responses import StreamingResponse
from app.api import Response, get_current_user, ResponseList
from app.config.config import settings
@@ -9,6 +14,7 @@
from app.service.bisheng import BishengService
from app.service.ragflow import RagflowService
from app.service.token import get_ragflow_token, get_bisheng_token
+import urllib.parse
router = APIRouter()
@@ -55,3 +61,44 @@
else:
return Response(code=200, msg="Unsupported agent type")
+
+
+@router.get("/download/", response_model=Response)
+async def download_file(
+ url: Optional[str] = Query(None, description="URL of the file to download for bisheng"),
+ agent_id: str = Query(..., description="Agent ID"),
+ doc_id: Optional[str] = Query(None, description="Optional doc id for ragflow agents"),
+ doc_name: Optional[str] = Query(None, description="Optional doc name for ragflow agents"),
+ db: Session = Depends(get_db)
+):
+ agent = db.query(AgentModel).filter(AgentModel.id == agent_id).first()
+ if not agent:
+ return Response(code=404, msg="Agent not found")
+
+ if agent.agent_type == AgentType.BISHENG:
+ url = urllib.parse.unquote(url)
+ # 浠� URL 涓彁鍙栨枃浠跺悕
+ parsed_url = urllib.parse.urlparse(url)
+ filename = urllib.parse.unquote(parsed_url.path.split('/')[-1])
+ url = url.replace("http://minio:9000", settings.bisheng_base_url)
+ elif agent.agent_type == AgentType.RAGFLOW:
+ if not doc_id:
+ return Response(code=400, msg="doc_id is required")
+ url = f"{settings.ragflow_base_url}/v1/document/get/{doc_id}"
+ filename = doc_name
+ else:
+ return Response(code=400, msg="Unsupported agent type")
+
+ try:
+ # 鍙戦�丟ET璇锋眰鑾峰彇鏂囦欢鍐呭
+ response = requests.get(url, stream=True)
+ response.raise_for_status() # 妫�鏌ヨ姹傛槸鍚︽垚鍔�
+
+ # 杩斿洖娴佸紡鍝嶅簲
+ return StreamingResponse(
+ response.iter_content(chunk_size=1024),
+ media_type="application/octet-stream",
+ headers={"Content-Disposition": f"attachment; filename*=utf-8''{urllib.parse.quote(filename)}"}
+ )
+ except Exception as e:
+ raise HTTPException(status_code=400, detail=f"Error downloading file: {e}")
--
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