dify/api/controllers/service_api/app/file.py

47 lines
1.4 KiB
Python

from flask import request
from flask_restful import Resource, marshal_with
import services
from controllers.service_api import api
from controllers.service_api.app.error import (
FileTooLargeError,
NoFileUploadedError,
TooManyFilesError,
UnsupportedFileTypeError,
)
from controllers.service_api.wraps import FetchUserArg, WhereisUserArg, validate_app_token
from fields.file_fields import file_fields
from models.model import App, EndUser
from services.file_service import FileService
class FileApi(Resource):
@validate_app_token(fetch_user_arg=FetchUserArg(fetch_from=WhereisUserArg.FORM))
@marshal_with(file_fields)
def post(self, app_model: App, end_user: EndUser):
file = request.files['file']
# check file
if 'file' not in request.files:
raise NoFileUploadedError()
if not file.mimetype:
raise UnsupportedFileTypeError()
if len(request.files) > 1:
raise TooManyFilesError()
try:
upload_file = FileService.upload_file(file, end_user)
except services.errors.file.FileTooLargeError as file_too_large_error:
raise FileTooLargeError(file_too_large_error.description)
except services.errors.file.UnsupportedFileTypeError:
raise UnsupportedFileTypeError()
return upload_file, 201
api.add_resource(FileApi, '/files/upload')