| | |
| | | from fastapi import Depends, APIRouter, HTTPException, UploadFile, File, requests |
| | | 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 |
| | |
| | | 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() |
| | | |
| | |
| | | @router.post("/upload/{agent_id}", response_model=Response) |
| | | async def upload_file(agent_id: str, |
| | | file: UploadFile = File(...), |
| | | chat_id: str = Query(None, description="The ID of the chat"), |
| | | db: Session = Depends(get_db), |
| | | current_user: UserModel = Depends(get_current_user) |
| | | ): |
| | |
| | | return Response(code=400, msg=str(e)) |
| | | |
| | | if agent.agent_type == AgentType.RAGFLOW: |
| | | pass |
| | | token = get_ragflow_token(db, current_user.id) |
| | | ragflow_service = RagflowService(base_url=settings.ragflow_base_url) |
| | | # 查询会话是否存在,不存在先创建会话 |
| | | history = await ragflow_service.get_session_history(token, chat_id) |
| | | if len(history) == 0: |
| | | message = {"role": "user", "message": file.filename} |
| | | await ragflow_service.set_session(token, agent_id, message, chat_id, True) |
| | | |
| | | ragflow_service = RagflowService(base_url=settings.ragflow_base_url) |
| | | token = get_ragflow_token(db, current_user.id) |
| | | doc_ids = await ragflow_service.upload_and_parse(token, chat_id, file.filename, file_content) |
| | | return Response(code=200, msg="", data={"doc_ids": doc_ids, "file_name": file.filename}) |
| | | |
| | | elif agent.agent_type == AgentType.BISHENG: |
| | | bisheng_service = BishengService(base_url=settings.bisheng_base_url) |
| | |
| | | result = await bisheng_service.upload(token, file.filename, file_content) |
| | | except Exception as e: |
| | | raise HTTPException(status_code=500, detail=str(e)) |
| | | result["file_name"] = file.filename |
| | | return Response(code=200, msg="", data=result) |
| | | |
| | | 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) |
| | | # 从 URL 中提取文件名 |
| | | 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: |
| | | # 发送GET请求获取文件内容 |
| | | response = requests.get(url, stream=True) |
| | | response.raise_for_status() # 检查请求是否成功 |
| | | |
| | | # 返回流式响应 |
| | | 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}") |