# # Copyright 2024 The InfiniFlow Authors. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import json import os import re from datetime import datetime, timedelta from flask import request, Response from flask_login import login_required, current_user from api.db import FileType, ParserType, FileSource, StatusEnum from api.db.db_models import APIToken, API4Conversation, Task, File from api.db.services import duplicate_name from api.db.services.api_service import APITokenService, API4ConversationService from api.db.services.dialog_service import DialogService, chat from api.db.services.document_service import DocumentService from api.db.services.file2document_service import File2DocumentService from api.db.services.file_service import FileService from api.db.services.knowledgebase_service import KnowledgebaseService from api.db.services.task_service import queue_tasks, TaskService from api.db.services.user_service import UserTenantService, TenantService from api.settings import RetCode, retrievaler from api.utils import get_uuid, current_timestamp, datetime_format # from api.utils.api_utils import server_error_response, get_data_error_result, get_json_result, validate_request from itsdangerous import URLSafeTimedSerializer from api.utils.file_utils import filename_type, thumbnail from rag.utils.minio_conn import MINIO # import library from api.utils.api_utils import construct_json_result, construct_result, construct_error_response, validate_request from api.contants import NAME_LENGTH_LIMIT # ------------------------------ create a dataset --------------------------------------- @manager.route('/', methods=['POST']) @login_required # use login @validate_request("name") # check name key def create_dataset(): # Check if Authorization header is present authorization_token = request.headers.get('Authorization') if not authorization_token: return construct_json_result(code=RetCode.AUTHENTICATION_ERROR, message="Authorization header is missing.") # TODO: Login or API key # objs = APIToken.query(token=authorization_token) # # # Authorization error # if not objs: # return construct_json_result(code=RetCode.AUTHENTICATION_ERROR, message="Token is invalid.") # # tenant_id = objs[0].tenant_id tenant_id = current_user.id request_body = request.json # In case that there's no name if "name" not in request_body: return construct_json_result(code=RetCode.DATA_ERROR, message="Expected 'name' field in request body") dataset_name = request_body["name"] # empty dataset_name if not dataset_name: return construct_json_result(code=RetCode.DATA_ERROR, message="Empty dataset name") # In case that there's space in the head or the tail dataset_name = dataset_name.strip() # In case that the length of the name exceeds the limit dataset_name_length = len(dataset_name) if dataset_name_length > NAME_LENGTH_LIMIT: return construct_json_result(code=RetCode.DATA_ERROR, message=f"Dataset name: {dataset_name} with length {dataset_name_length} exceeds {NAME_LENGTH_LIMIT}!") # In case that there are other fields in the data-binary if len(request_body.keys()) > 1: name_list = [] for key_name in request_body.keys(): if key_name != 'name': name_list.append(key_name) return construct_json_result(code=RetCode.DATA_ERROR, message=f"fields: {name_list}, are not allowed in request body.") # If there is a duplicate name, it will modify it to make it unique request_body["name"] = duplicate_name( KnowledgebaseService.query, name=dataset_name, tenant_id=tenant_id, status=StatusEnum.VALID.value) try: request_body["id"] = get_uuid() request_body["tenant_id"] = tenant_id request_body["created_by"] = tenant_id e, t = TenantService.get_by_id(tenant_id) if not e: return construct_result(code=RetCode.AUTHENTICATION_ERROR, message="Tenant not found.") request_body["embd_id"] = t.embd_id if not KnowledgebaseService.save(**request_body): # failed to create new dataset return construct_result() return construct_json_result(data={"dataset_name": request_body["name"]}) except Exception as e: return construct_error_response(e) # -----------------------------list datasets------------------------------------------------------- @manager.route('/', methods=['GET']) @login_required def list_datasets(): offset = request.args.get("offset", 0) count = request.args.get("count", -1) orderby = request.args.get("orderby", "create_time") desc = request.args.get("desc", True) try: tenants = TenantService.get_joined_tenants_by_user_id(current_user.id) kbs = KnowledgebaseService.get_by_tenant_ids( [m["tenant_id"] for m in tenants], current_user.id, int(offset), int(count), orderby, desc) return construct_json_result(data=kbs, code=RetCode.DATA_ERROR, message=f"attempt to list datasets") except Exception as e: return construct_error_response(e) # ---------------------------------delete a dataset ---------------------------- @manager.route('/', methods=['DELETE']) @login_required @validate_request("dataset_id") def remove_dataset(dataset_id): req = request.json try: kbs = KnowledgebaseService.query( created_by=current_user.id, id=req["dataset_id"]) if not kbs: return construct_json_result( data=False, message=f'Only owner of knowledgebase authorized for this operation.', code=RetCode.OPERATING_ERROR) for doc in DocumentService.query(kb_id=req["dataset_id"]): if not DocumentService.remove_document(doc, kbs[0].tenant_id): return construct_json_result( message="Database error (Document removal)!") f2d = File2DocumentService.get_by_document_id(doc.id) FileService.filter_delete([File.source_type == FileSource.KNOWLEDGEBASE, File.id == f2d[0].file_id]) File2DocumentService.delete_by_document_id(doc.id) if not KnowledgebaseService.delete_by_id(req["dataset_id"]): return construct_json_result( message="Database error (Knowledgebase removal)!") return construct_json_result(code=RetCode.DATA_ERROR, message=f"attempt to remove dataset: {dataset_id}") except Exception as e: return construct_error_response(e) # ------------------------------ get details of a dataset ---------------------------------------- @manager.route('/', methods=['GET']) @login_required @validate_request("dataset_id") def get_dataset(): dataset_id = request.args["dataset_id"] try: dataset = KnowledgebaseService.get_detail(dataset_id) if not dataset: return construct_json_result( message="Can't find this knowledgebase!") return construct_json_result(code=RetCode.DATA_ERROR, message=f"attempt to get detail of dataset: {dataset_id}") except Exception as e: return construct_json_result(e) # ------------------------------ update a dataset -------------------------------------------- @manager.route('/', methods=['PUT']) @login_required @validate_request("name") def update_dataset(dataset_id): return construct_json_result(code=RetCode.DATA_ERROR, message=f"attempt to update dataset: {dataset_id}")