mirror of
https://gitee.com/dify_ai/dify.git
synced 2024-12-05 04:38:37 +08:00
64 lines
2.0 KiB
Python
64 lines
2.0 KiB
Python
from flask import Response, request
|
|
from flask_restful import Resource
|
|
from werkzeug.exceptions import NotFound
|
|
|
|
import services
|
|
from controllers.files import api
|
|
from libs.exception import BaseHTTPException
|
|
from services.account_service import TenantService
|
|
from services.file_service import FileService
|
|
|
|
|
|
class ImagePreviewApi(Resource):
|
|
def get(self, file_id):
|
|
file_id = str(file_id)
|
|
|
|
timestamp = request.args.get('timestamp')
|
|
nonce = request.args.get('nonce')
|
|
sign = request.args.get('sign')
|
|
|
|
if not timestamp or not nonce or not sign:
|
|
return {'content': 'Invalid request.'}, 400
|
|
|
|
try:
|
|
generator, mimetype = FileService.get_image_preview(
|
|
file_id,
|
|
timestamp,
|
|
nonce,
|
|
sign
|
|
)
|
|
except services.errors.file.UnsupportedFileTypeError:
|
|
raise UnsupportedFileTypeError()
|
|
|
|
return Response(generator, mimetype=mimetype)
|
|
|
|
|
|
class WorkspaceWebappLogoApi(Resource):
|
|
def get(self, workspace_id):
|
|
workspace_id = str(workspace_id)
|
|
|
|
custom_config = TenantService.get_custom_config(workspace_id)
|
|
webapp_logo_file_id = custom_config.get('replace_webapp_logo') if custom_config is not None else None
|
|
|
|
if not webapp_logo_file_id:
|
|
raise NotFound('webapp logo is not found')
|
|
|
|
try:
|
|
generator, mimetype = FileService.get_public_image_preview(
|
|
webapp_logo_file_id,
|
|
)
|
|
except services.errors.file.UnsupportedFileTypeError:
|
|
raise UnsupportedFileTypeError()
|
|
|
|
return Response(generator, mimetype=mimetype)
|
|
|
|
|
|
api.add_resource(ImagePreviewApi, '/files/<uuid:file_id>/image-preview')
|
|
api.add_resource(WorkspaceWebappLogoApi, '/files/workspaces/<uuid:workspace_id>/webapp-logo')
|
|
|
|
|
|
class UnsupportedFileTypeError(BaseHTTPException):
|
|
error_code = 'unsupported_file_type'
|
|
description = "File type not allowed."
|
|
code = 415
|