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application.py
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1272 lines (1145 loc) · 68.1 KB
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# coding=utf-8
"""
@project: MaxKB
@Author:虎虎
@file: application.py
@date:2025/5/26 17:03
@desc:
"""
import asyncio
import hashlib
import json
import os
import pickle
import re
import tempfile
import zipfile
from functools import reduce
from typing import Dict, List
import requests
import uuid_utils.compat as uuid
from django.core import validators
from django.db import models, transaction
from django.db.models import QuerySet, Q
from django.http import HttpResponse
from django.utils import timezone
from django.utils.translation import gettext_lazy as _
from langchain_mcp_adapters.client import MultiServerMCPClient
from rest_framework import serializers, status
from rest_framework.utils.formatting import lazy_format
from application.flow.common import Workflow
from application.models.application import Application, ApplicationTypeChoices, \
ApplicationFolder, ApplicationVersion
from application.models.application_access_token import ApplicationAccessToken
from application.serializers.common import update_resource_mapping_by_application
from common import result
from common.cache_data.application_access_token_cache import del_application_access_token
from common.database_model_manage.database_model_manage import DatabaseModelManage
from common.db.search import native_search, native_page_search
from common.exception.app_exception import AppApiException
from common.field.common import UploadedFileField
from common.utils.common import get_file_content, restricted_loads, generate_uuid, _remove_empty_lines, \
bytes_to_uploaded_file
from common.utils.logger import maxkb_logger
from knowledge.models import Knowledge, KnowledgeScope
from knowledge.serializers.knowledge import KnowledgeSerializer, KnowledgeModelSerializer
from maxkb.conf import PROJECT_DIR
from models_provider.models import Model
from models_provider.tools import get_model_instance_by_model_workspace_id
from system_manage.models import WorkspaceUserResourcePermission, AuthTargetType
from system_manage.models.resource_mapping import ResourceMapping
from system_manage.serializers.resource_mapping_serializers import ResourceMappingSerializer
from system_manage.serializers.user_resource_permission import UserResourcePermissionSerializer
from tools.models import Tool, ToolScope
from tools.serializers.tool import ToolExportModelSerializer
from trigger.models import TriggerTask, Trigger
from users.models import User
from users.serializers.user import is_workspace_manage
def get_base_node_work_flow(work_flow):
node_list = work_flow.get('nodes')
base_node_list = [node for node in node_list if node.get('id') == 'base-node']
if len(base_node_list) > 0:
return base_node_list[-1]
return None
def hand_node(node, update_tool_map):
if node.get('type') == 'tool-lib-node':
tool_lib_id = (node.get('properties', {}).get('node_data', {}).get('tool_lib_id') or '')
node.get('properties', {}).get('node_data', {})['tool_lib_id'] = update_tool_map.get(tool_lib_id,
tool_lib_id)
if node.get('type') == 'search-knowledge-node':
node.get('properties', {}).get('node_data', {})['knowledge_id_list'] = []
if node.get('type') == 'ai-chat-node':
node_data = node.get('properties', {}).get('node_data', {})
mcp_tool_ids = node_data.get('mcp_tool_ids') or []
node_data['mcp_tool_ids'] = [update_tool_map.get(tool_id,
tool_id) for tool_id in mcp_tool_ids]
tool_ids = node_data.get('tool_ids') or []
node_data['tool_ids'] = [update_tool_map.get(tool_id,
tool_id) for tool_id in tool_ids]
if node.get('type') == 'mcp-node':
mcp_tool_id = (node.get('properties', {}).get('node_data', {}).get('mcp_tool_id') or '')
node.get('properties', {}).get('node_data', {})['mcp_tool_id'] = update_tool_map.get(mcp_tool_id,
mcp_tool_id)
class MKInstance:
def __init__(self, application: dict, function_lib_list: List[dict], version: str, tool_list: List[dict]):
self.application = application
self.function_lib_list = function_lib_list
self.version = version
self.tool_list = tool_list
def get_tool_list(self):
return [*(self.tool_list or []), *(self.function_lib_list or [])]
class ApplicationSerializerModel(serializers.ModelSerializer):
class Meta:
model = Application
fields = "__all__"
class NoReferencesChoices(models.TextChoices):
"""订单类型"""
ai_questioning = 'ai_questioning', 'ai回答'
designated_answer = 'designated_answer', '指定回答'
class NoReferencesSetting(serializers.Serializer):
status = serializers.ChoiceField(required=True, choices=NoReferencesChoices.choices,
label=_("No reference status"))
value = serializers.CharField(required=True, label=_("Prompt word"))
class KnowledgeSettingSerializer(serializers.Serializer):
top_n = serializers.FloatField(required=True, max_value=10000, min_value=1,
label=_("Reference segment number"))
similarity = serializers.FloatField(required=True, max_value=1, min_value=0,
label=_("Acquaintance"))
max_paragraph_char_number = serializers.IntegerField(required=True, min_value=500, max_value=100000,
label=_("Maximum number of quoted characters"))
search_mode = serializers.CharField(required=True, validators=[
validators.RegexValidator(regex=re.compile("^embedding|keywords|blend$"),
message=_("The type only supports embedding|keywords|blend"), code=500)
], label=_("Retrieval Mode"))
no_references_setting = NoReferencesSetting(required=True,
label=_("Segment settings not referenced"))
class ModelKnowledgeAssociation(serializers.Serializer):
user_id = serializers.UUIDField(required=True, label=_("User ID"))
model_id = serializers.CharField(required=False, allow_null=True, allow_blank=True,
label=_("Model id"))
knowledge_id_list = serializers.ListSerializer(required=False, child=serializers.UUIDField(required=True,
label=_(
"Knowledge base id")),
label=_("Knowledge Base List"))
def is_valid(self, *, raise_exception=True):
super().is_valid(raise_exception=True)
model_id = self.data.get('model_id')
user_id = self.data.get('user_id')
if model_id is not None and len(model_id) > 0:
if not QuerySet(Model).filter(id=model_id).exists():
raise AppApiException(500, f'{_("Model does not exist")}【{model_id}】')
knowledge_id_list = list(set(self.data.get('knowledge_id_list', [])))
exist_knowledge_id_list = [str(knowledge.id) for knowledge in
QuerySet(Knowledge).filter(id__in=knowledge_id_list, user_id=user_id)]
for knowledge_id in knowledge_id_list:
if not exist_knowledge_id_list.__contains__(knowledge_id):
raise AppApiException(500, f'{_("The knowledge base id does not exist")}【{knowledge_id}】')
class ModelSettingSerializer(serializers.Serializer):
prompt = serializers.CharField(required=False, allow_null=True, allow_blank=True, max_length=102400,
label=_("Prompt word"))
system = serializers.CharField(required=False, allow_null=True, allow_blank=True, max_length=102400,
label=_("Role prompts"))
no_references_prompt = serializers.CharField(required=True, max_length=102400, allow_null=True, allow_blank=True,
label=_("No citation segmentation prompt"))
reasoning_content_enable = serializers.BooleanField(required=False,
label=_("Thinking process switch"))
reasoning_content_start = serializers.CharField(required=False, allow_null=True, default="<think>",
allow_blank=True, max_length=256,
trim_whitespace=False,
label=_("The thinking process begins to mark"))
reasoning_content_end = serializers.CharField(required=False, allow_null=True, allow_blank=True, default="</think>",
max_length=256,
trim_whitespace=False,
label=_("End of thinking process marker"))
class ApplicationCreateSerializer(serializers.Serializer):
class ApplicationResponse(serializers.ModelSerializer):
class Meta:
model = Application
fields = "__all__"
class WorkflowRequest(serializers.Serializer):
name = serializers.CharField(required=True, max_length=64, min_length=1,
label=_("Application Name"))
desc = serializers.CharField(required=False, allow_null=True, allow_blank=True,
max_length=256, min_length=1,
label=_("Application Description"))
work_flow = serializers.DictField(required=True, label=_("Workflow Objects"))
prologue = serializers.CharField(required=False, allow_null=True, allow_blank=True, max_length=102400,
label=_("Opening remarks"))
folder_id = serializers.CharField(required=True, label=_('folder id'))
@staticmethod
def to_application_model(user_id: str, workspace_id: str, application: Dict):
default_workflow = application.get('work_flow')
for node in default_workflow.get('nodes'):
if node.get('id') == 'base-node':
node.get('properties')['node_data']['desc'] = application.get('desc')
node.get('properties')['node_data']['name'] = application.get('name')
node.get('properties')['node_data']['prologue'] = application.get('prologue')
return Application(
id=uuid.uuid7(),
name=application.get('name'),
desc=application.get('desc'),
workspace_id=workspace_id,
folder_id=application.get('folder_id', application.get('workspace_id')),
prologue="",
dialogue_number=0,
user_id=user_id, model_id=None,
knowledge_setting={},
model_setting={},
problem_optimization=False,
type=ApplicationTypeChoices.WORK_FLOW,
stt_model_enable=application.get('stt_model_enable', False),
stt_model_id=application.get('stt_model', None),
tts_model_id=application.get('tts_model', None),
tts_model_enable=application.get('tts_model_enable', False),
tts_model_params_setting=application.get('tts_model_params_setting', {}),
tts_type=application.get('tts_type', 'BROWSER'),
file_upload_enable=application.get('file_upload_enable', False),
file_upload_setting=application.get('file_upload_setting', {}),
work_flow=default_workflow
)
class SimplateRequest(serializers.Serializer):
name = serializers.CharField(required=True, max_length=64, min_length=1,
label=_("application name"))
desc = serializers.CharField(required=False, allow_null=True, allow_blank=True,
max_length=256, min_length=1,
label=_("application describe"))
folder_id = serializers.CharField(required=True, label=_('folder id'))
model_id = serializers.CharField(required=False, allow_null=True, allow_blank=True,
label=_("Model"))
dialogue_number = serializers.IntegerField(required=True,
min_value=0,
max_value=1024,
label=_("Historical chat records"))
prologue = serializers.CharField(required=False, allow_null=True, allow_blank=True, max_length=40960,
label=_("Opening remarks"))
knowledge_id_list = serializers.ListSerializer(required=False, child=serializers.UUIDField(required=True),
allow_null=True,
label=_("Related Knowledge Base"))
# 数据集相关设置
knowledge_setting = KnowledgeSettingSerializer(required=True)
# 模型相关设置
model_setting = ModelSettingSerializer(required=True)
# 问题补全
problem_optimization = serializers.BooleanField(required=True,
label=_("Question completion"))
problem_optimization_prompt = serializers.CharField(required=False, max_length=102400,
label=_("Question completion prompt"))
# 应用类型
type = serializers.CharField(required=True, label=_("Application Type"),
validators=[
validators.RegexValidator(regex=re.compile("^SIMPLE|WORK_FLOW$"),
message=_(
"Application type only supports SIMPLE|WORK_FLOW"),
code=500)
]
)
model_params_setting = serializers.DictField(required=False,
label=_('Model parameters'))
tts_model_enable = serializers.BooleanField(required=False, label=_('Voice playback enabled'))
tts_model_id = serializers.UUIDField(required=False, allow_null=True, label=_("Voice playback model ID"))
tts_type = serializers.CharField(required=False, label=_('Voice playback type'))
tts_autoplay = serializers.BooleanField(required=False, label=_('Voice playback autoplay'))
stt_model_enable = serializers.BooleanField(required=False, label=_('Voice recognition enabled'))
stt_model_id = serializers.UUIDField(required=False, allow_null=True, label=_('Speech recognition model ID'))
stt_autosend = serializers.BooleanField(required=False, label=_('Voice recognition automatic transmission'))
def is_valid(self, *, user_id=None, raise_exception=False):
super().is_valid(raise_exception=True)
ModelKnowledgeAssociation(data={'user_id': user_id, 'model_id': self.data.get('model_id'),
'knowledge_id_list': self.data.get('knowledge_id_list')}).is_valid()
@staticmethod
def to_application_model(user_id: str, workspace_id: str, application: Dict):
return Application(
id=uuid.uuid7(),
name=application.get('name'),
desc=application.get('desc'),
workspace_id=workspace_id,
prologue=application.get('prologue'),
dialogue_number=application.get('dialogue_number', 0),
user_id=user_id, model_id=application.get('model_id'),
folder_id=application.get('folder_id', application.get('workspace_id')),
knowledge_setting=application.get('knowledge_setting'),
model_setting=application.get('model_setting'),
problem_optimization=application.get('problem_optimization'),
type=ApplicationTypeChoices.SIMPLE,
model_params_setting=application.get('model_params_setting', {}),
problem_optimization_prompt=application.get('problem_optimization_prompt', None),
stt_model_enable=application.get('stt_model_enable', False),
stt_model_id=application.get('stt_model', None),
stt_autosend=application.get('stt_autosend', False),
tts_model_id=application.get('tts_model', None),
tts_model_enable=application.get('tts_model_enable', False),
tts_model_params_setting=application.get('tts_model_params_setting', {}),
tts_type=application.get('tts_type', 'BROWSER'),
file_upload_enable=application.get('file_upload_enable', False),
file_upload_setting=application.get('file_upload_setting', {}),
work_flow={},
mcp_enable=application.get('mcp_enable', False),
mcp_tool_ids=application.get('mcp_tool_ids', []),
mcp_servers=application.get('mcp_servers', {}),
mcp_source=application.get('mcp_source', 'referencing'),
tool_enable=application.get('tool_enable', False),
tool_ids=application.get('tool_ids', []),
mcp_output_enable=application.get('mcp_output_enable', False),
)
class ApplicationQueryRequest(serializers.Serializer):
folder_id = serializers.CharField(required=False, label=_("folder id"))
name = serializers.CharField(required=False, label=_('Application Name'))
desc = serializers.CharField(required=False, label=_("Application Description"))
publish_status = serializers.ChoiceField(required=False, label=_("Publish status"),
choices=[('published', _("Published")),
('unpublished', _("Unpublished"))])
user_id = serializers.UUIDField(required=False, label=_("User ID"))
class ApplicationListResponse(serializers.Serializer):
id = serializers.CharField(required=True, label=_("Primary key id"), help_text=_("Primary key id"))
name = serializers.CharField(required=True, label=_("Application Name"), help_text=_("Application Name"))
desc = serializers.CharField(required=True, label=_("Application Description"),
help_text=_("Application Description"))
is_publish = serializers.BooleanField(required=True, label=_("Model id"), help_text=_("Model id"))
type = serializers.CharField(required=True, label=_("Application type"), help_text=_("Application type"))
resource_type = serializers.CharField(required=True, label=_("Resource type"), help_text=_("Resource type"))
user_id = serializers.CharField(required=True, label=_('Affiliation user'), help_text=_("Affiliation user"))
create_time = serializers.CharField(required=True, label=_('Creation time'), help_text=_("Creation time"))
update_time = serializers.CharField(required=True, label=_('Modification time'), help_text=_("Modification time"))
class Query(serializers.Serializer):
workspace_id = serializers.CharField(required=False, label=_('Workspace ID'))
user_id = serializers.UUIDField(required=True, label=_("User ID"))
def get_query_set(self, instance: Dict, workspace_manage: bool, is_x_pack_ee: bool):
folder_query_set = QuerySet(ApplicationFolder)
application_query_set = QuerySet(Application)
workspace_id = self.data.get('workspace_id')
user_id = self.data.get('user_id')
desc = instance.get('desc')
name = instance.get('name')
publish_status = instance.get("publish_status")
create_user = instance.get('create_user')
if publish_status is not None:
is_publish = True if publish_status == "published" else False
application_query_set = application_query_set.filter(is_publish=is_publish)
if workspace_id is not None:
folder_query_set = folder_query_set.filter(workspace_id=workspace_id)
application_query_set = application_query_set.filter(workspace_id=workspace_id)
folder_id = instance.get('folder_id')
if folder_id is not None and folder_id != workspace_id:
folder_query_set = folder_query_set.filter(parent=folder_id)
application_query_set = application_query_set.filter(folder_id=folder_id)
if name is not None:
folder_query_set = folder_query_set.filter(name__contains=name)
application_query_set = application_query_set.filter(name__contains=name)
if desc is not None:
folder_query_set = folder_query_set.filter(desc__contains=desc)
application_query_set = application_query_set.filter(desc__contains=desc)
if create_user is not None:
application_query_set = application_query_set.filter(user_id=create_user)
application_custom_sql_query_set = application_query_set
application_query_set = application_query_set.order_by("-create_time")
resource_and_folder_query_set = QuerySet(WorkspaceUserResourcePermission).filter(
auth_target_type="APPLICATION",
workspace_id=workspace_id,
user_id=user_id)
return {'application_query_set': application_query_set,
'workspace_user_resource_permission_query_set': resource_and_folder_query_set,
} if (
not workspace_manage) else {
'application_query_set': application_query_set,
'application_custom_sql': application_custom_sql_query_set
}
@staticmethod
def is_x_pack_ee():
workspace_user_role_mapping_model = DatabaseModelManage.get_model("workspace_user_role_mapping")
role_permission_mapping_model = DatabaseModelManage.get_model("role_permission_mapping_model")
return workspace_user_role_mapping_model is not None and role_permission_mapping_model is not None
def list(self, instance: Dict):
self.is_valid(raise_exception=True)
workspace_id = self.data.get('workspace_id')
user_id = self.data.get("user_id")
ApplicationQueryRequest(data=instance).is_valid(raise_exception=True)
workspace_manage = is_workspace_manage(user_id, workspace_id)
is_x_pack_ee = self.is_x_pack_ee()
return native_search(self.get_query_set(instance, workspace_manage, is_x_pack_ee),
select_string=get_file_content(
os.path.join(PROJECT_DIR, "apps", "application", 'sql',
'list_application.sql' if workspace_manage else (
'list_application_user_ee.sql' if is_x_pack_ee else 'list_application_user.sql')
)))
def page(self, current_page: int, page_size: int, instance: Dict):
self.is_valid(raise_exception=True)
ApplicationQueryRequest(data=instance).is_valid(raise_exception=True)
workspace_id = self.data.get('workspace_id')
user_id = self.data.get("user_id")
workspace_manage = is_workspace_manage(user_id, workspace_id)
is_x_pack_ee = self.is_x_pack_ee()
result = native_page_search(current_page, page_size,
self.get_query_set(instance, workspace_manage, is_x_pack_ee),
get_file_content(
os.path.join(PROJECT_DIR, "apps", "application", 'sql',
'list_application.sql' if workspace_manage else (
'list_application_user_ee.sql' if is_x_pack_ee else 'list_application_user.sql'))),
)
return ResourceMappingSerializer().get_resource_count(result)
class ApplicationImportRequest(serializers.Serializer):
file = UploadedFileField(required=True, label=_("file"))
folder_id = serializers.CharField(required=True, label=_("Folder ID"))
class ApplicationEditSerializer(serializers.Serializer):
name = serializers.CharField(required=False, max_length=64, min_length=1,
label=_("Application Name"))
desc = serializers.CharField(required=False, max_length=256, min_length=1, allow_null=True, allow_blank=True,
label=_("Application Description"))
model_id = serializers.CharField(required=False, allow_blank=True, allow_null=True,
label=_("Model"))
dialogue_number = serializers.IntegerField(required=False,
min_value=0,
max_value=1024,
label=_("Historical chat records"))
prologue = serializers.CharField(required=False, allow_null=True, allow_blank=True, max_length=102400,
label=_("Opening remarks"))
knowledge_id_list = serializers.ListSerializer(required=False, child=serializers.UUIDField(required=True),
label=_("Related Knowledge Base")
)
# 数据集相关设置
knowledge_setting = KnowledgeSettingSerializer(required=False, allow_null=True,
label=_("Dataset settings"))
# 模型相关设置
model_setting = ModelSettingSerializer(required=False, allow_null=True,
label=_("Model setup"))
# 问题补全
problem_optimization = serializers.BooleanField(required=False, allow_null=True,
label=_("Question completion"))
icon = serializers.CharField(required=False, allow_null=True, label=_("Icon"))
model_params_setting = serializers.DictField(required=False,
label=_('Model parameters'))
tts_model_enable = serializers.BooleanField(required=False, label=_('Voice playback enabled'))
tts_model_id = serializers.UUIDField(required=False, allow_null=True, label=_("Voice playback model ID"))
tts_type = serializers.CharField(required=False, label=_('Voice playback type'))
tts_autoplay = serializers.BooleanField(required=False, label=_('Voice playback autoplay'))
stt_model_enable = serializers.BooleanField(required=False, label=_('Voice recognition enabled'))
stt_model_id = serializers.UUIDField(required=False, allow_null=True, label=_('Speech recognition model ID'))
stt_autosend = serializers.BooleanField(required=False, label=_('Voice recognition automatic transmission'))
class ApplicationSerializer(serializers.Serializer):
workspace_id = serializers.CharField(required=True, label=_('workspace id'))
user_id = serializers.UUIDField(required=True, label=_("User ID"))
@transaction.atomic
def insert(self, instance: Dict):
work_flow_template = instance.get('work_flow_template')
application_type = instance.get('type')
# 处理工作流模板安装逻辑
if work_flow_template:
return self.insert_template_workflow(instance)
if 'WORK_FLOW' == application_type:
r = self.insert_workflow(instance)
else:
r = self.insert_simple(instance)
UserResourcePermissionSerializer(data={
'workspace_id': self.data.get('workspace_id'),
'user_id': self.data.get('user_id'),
'auth_target_type': AuthTargetType.APPLICATION.value
}).auth_resource(str(r.get('id')))
return r
def insert_template_workflow(self, instance: Dict):
self.is_valid(raise_exception=True)
work_flow_template = instance.get('work_flow_template')
download_url = work_flow_template.get('downloadUrl')
# 查找匹配的版本名称
res = requests.get(download_url, timeout=5)
app = ApplicationSerializer(
data={'user_id': self.data.get('user_id'), 'workspace_id': self.data.get('workspace_id')}
).import_({
'file': bytes_to_uploaded_file(res.content, 'file.mk'),
'folder_id': instance.get('folder_id', instance.get('workspace_id'))
}, True)
work_flow = app.get('work_flow')
for node in work_flow.get('nodes', []):
if node.get('type') == 'base-node':
node_data = node.get('properties').get('node_data')
node_data['name'] = instance.get('name')
node_data['desc'] = instance.get('desc')
QuerySet(Application).filter(id=app.get('id')).update(
name=instance.get('name'),
desc=instance.get('desc'),
work_flow=work_flow
)
try:
requests.get(work_flow_template.get('downloadCallbackUrl'), timeout=5)
except Exception as e:
maxkb_logger.error(f"callback appstore tool download error: {e}")
return app
def insert_workflow(self, instance: Dict):
self.is_valid(raise_exception=True)
user_id = self.data.get('user_id')
workspace_id = self.data.get('workspace_id')
wq = ApplicationCreateSerializer.WorkflowRequest(data=instance)
wq.is_valid(raise_exception=True)
application_model = wq.to_application_model(user_id, workspace_id, instance)
application_model.save()
# 插入认证信息
ApplicationAccessToken(application_id=application_model.id,
access_token=hashlib.md5(str(uuid.uuid7()).encode()).hexdigest()[8:24]).save()
return ApplicationCreateSerializer.ApplicationResponse(application_model).data
@staticmethod
def to_application_knowledge_mapping(application_id: str, knowledge_id: str):
return ResourceMapping(id=uuid.uuid7(), source_id=application_id, target_id=knowledge_id,
source_type="APPLICATION",
target_type="KNOWLEDGE")
def insert_simple(self, instance: Dict):
self.is_valid(raise_exception=True)
user_id = self.data.get('user_id')
workspace_id = self.data.get("workspace_id")
ApplicationCreateSerializer.SimplateRequest(data=instance).is_valid(user_id=user_id, raise_exception=True)
application_model = ApplicationCreateSerializer.SimplateRequest.to_application_model(user_id, workspace_id,
instance)
knowledge_id_list = instance.get('knowledge_id_list', [])
application_knowledge_mapping_model_list = [
self.to_application_knowledge_mapping(application_model.id, knowledge_id) for
knowledge_id in knowledge_id_list]
# 插入应用
application_model.save()
# 插入认证信息
ApplicationAccessToken(application_id=application_model.id,
access_token=hashlib.md5(str(uuid.uuid7()).encode()).hexdigest()[8:24]).save()
# 插入关联数据
QuerySet(ResourceMapping).bulk_create(application_knowledge_mapping_model_list)
return ApplicationCreateSerializer.ApplicationResponse(application_model).data
@transaction.atomic
def import_(self, instance: dict, is_import_tool, with_valid=True):
if with_valid:
self.is_valid()
ApplicationImportRequest(data=instance).is_valid(raise_exception=True)
user_id = self.data.get('user_id')
workspace_id = self.data.get("workspace_id")
folder_id = instance.get('folder_id')
mk_instance_bytes = instance.get('file').read()
try:
mk_instance = restricted_loads(mk_instance_bytes)
except Exception as e:
raise AppApiException(1001, _("Unsupported file format"))
application = mk_instance.application
tool_list = mk_instance.get_tool_list()
update_tool_map = {}
if len(tool_list) > 0:
tool_id_list = reduce(lambda x, y: [*x, *y],
[[tool.get('id'), generate_uuid((tool.get('id') + workspace_id or ''))]
for tool
in
tool_list], [])
# 存在的工具列表
exits_tool_id_list = [str(tool.id) for tool in
QuerySet(Tool).filter(id__in=tool_id_list, workspace_id=workspace_id)]
# 需要更新的工具集合
update_tool_map = {tool.get('id'): generate_uuid((tool.get('id') + workspace_id or '')) for tool
in
tool_list if
not exits_tool_id_list.__contains__(
tool.get('id'))}
tool_list = [{**tool, 'id': update_tool_map.get(tool.get('id'))} for tool in tool_list if
not exits_tool_id_list.__contains__(
tool.get('id')) and not exits_tool_id_list.__contains__(
generate_uuid((tool.get('id') + workspace_id or '')))]
application_model = self.to_application(application, workspace_id, user_id, update_tool_map, folder_id)
tool_model_list = [self.to_tool(f, workspace_id, user_id) for f in tool_list]
application_model.save()
# 插入授权数据
UserResourcePermissionSerializer(data={
'workspace_id': self.data.get('workspace_id'),
'user_id': self.data.get('user_id'),
'auth_target_type': AuthTargetType.APPLICATION.value
}).auth_resource(str(application_model.id))
# 插入认证信息
ApplicationAccessToken(application_id=application_model.id,
access_token=hashlib.md5(str(uuid.uuid7()).encode()).hexdigest()[8:24]).save()
if is_import_tool:
if len(tool_model_list) > 0:
QuerySet(Tool).bulk_create(tool_model_list)
UserResourcePermissionSerializer(data={
'workspace_id': self.data.get('workspace_id'),
'user_id': self.data.get('user_id'),
'auth_target_type': AuthTargetType.TOOL.value
}).auth_resource_batch([t.id for t in tool_model_list])
return ApplicationCreateSerializer.ApplicationResponse(application_model).data
@staticmethod
def to_tool(tool, workspace_id, user_id):
"""
@param workspace_id:
@param user_id: 用户id
@param tool: 工具
@return:
"""
return Tool(id=tool.get('id'),
user_id=user_id,
name=tool.get('name'),
code=tool.get('code'),
template_id=tool.get('template_id'),
input_field_list=tool.get('input_field_list'),
init_field_list=tool.get('init_field_list'),
is_active=False if len((tool.get('init_field_list') or [])) > 0 else tool.get('is_active'),
tool_type=tool.get('tool_type', 'CUSTOM') or 'CUSTOM',
scope=ToolScope.WORKSPACE,
folder_id=workspace_id,
workspace_id=workspace_id)
@staticmethod
def to_application(application, workspace_id, user_id, update_tool_map, folder_id):
work_flow = application.get('work_flow')
for node in work_flow.get('nodes', []):
hand_node(node, update_tool_map)
if node.get('type') == 'loop-node':
for n in node.get('properties', {}).get('node_data', {}).get('loop_body', {}).get('nodes', []):
hand_node(n, update_tool_map)
return Application(id=uuid.uuid7(),
user_id=user_id,
name=application.get('name'),
workspace_id=workspace_id,
folder_id=folder_id,
desc=application.get('desc'),
prologue=application.get('prologue'), dialogue_number=application.get('dialogue_number'),
knowledge_setting=application.get('knowledge_setting'),
model_setting=application.get('model_setting'),
model_params_setting=application.get('model_params_setting'),
tts_model_params_setting=application.get('tts_model_params_setting'),
problem_optimization=application.get('problem_optimization'),
icon="./favicon.ico",
work_flow=work_flow,
type=application.get('type'),
problem_optimization_prompt=application.get('problem_optimization_prompt'),
tts_model_enable=application.get('tts_model_enable'),
stt_model_enable=application.get('stt_model_enable'),
tts_type=application.get('tts_type'),
clean_time=application.get('clean_time'),
file_clean_time=application.get('file_clean_time') or 180,
file_upload_enable=application.get('file_upload_enable'),
file_upload_setting=application.get('file_upload_setting'),
)
class StoreApplication(serializers.Serializer):
user_id = serializers.UUIDField(required=True, label=_("User ID"))
name = serializers.CharField(required=False, label=_("tool name"), allow_null=True, allow_blank=True)
def get_appstore_templates(self):
self.is_valid(raise_exception=True)
# 下载zip文件
try:
res = requests.get('https://apps-assets.fit2cloud.com/stable/maxkb.json.zip', timeout=5)
res.raise_for_status()
# 创建临时文件保存zip
with tempfile.NamedTemporaryFile(delete=False, suffix='.zip') as temp_zip:
temp_zip.write(res.content)
temp_zip_path = temp_zip.name
try:
# 解压zip文件
with zipfile.ZipFile(temp_zip_path, 'r') as zip_ref:
# 获取zip中的第一个文件(假设只有一个json文件)
json_filename = zip_ref.namelist()[0]
json_content = zip_ref.read(json_filename)
# 将json转换为字典
tool_store = json.loads(json_content.decode('utf-8'))
tag_dict = {tag['name']: tag['key'] for tag in tool_store['additionalProperties']['tags']}
filter_apps = []
for tool in tool_store['apps']:
if self.data.get('name', '') != '':
if self.data.get('name').lower() not in tool.get('name', '').lower():
continue
if not tool['downloadUrl'].endswith('.mk'):
continue
versions = tool.get('versions', [])
tool['label'] = tag_dict[tool.get('tags')[0]] if tool.get('tags') else ''
tool['version'] = next(
(version.get('name') for version in versions if
version.get('downloadUrl') == tool['downloadUrl']),
)
filter_apps.append(tool)
tool_store['apps'] = filter_apps
return tool_store
finally:
# 清理临时文件
os.unlink(temp_zip_path)
except Exception as e:
maxkb_logger.error(f"fetch appstore tools error: {e}")
return {'apps': [], 'additionalProperties': {'tags': []}}
class TextToSpeechRequest(serializers.Serializer):
text = serializers.CharField(required=True, label=_('Text'))
class SpeechToTextRequest(serializers.Serializer):
file = UploadedFileField(required=True, label=_("file"))
class PlayDemoTextRequest(serializers.Serializer):
tts_model_id = serializers.UUIDField(required=True, label=_('Text to speech model ID'))
async def get_mcp_tools(servers):
client = MultiServerMCPClient(servers)
return await client.get_tools()
class McpServersSerializer(serializers.Serializer):
mcp_servers = serializers.JSONField(required=True)
class ApplicationOperateSerializer(serializers.Serializer):
application_id = serializers.UUIDField(required=True, label=_("Application ID"))
user_id = serializers.UUIDField(required=True, label=_("User ID"))
workspace_id = serializers.CharField(required=False, allow_null=True, allow_blank=True, label=_("Workspace ID"))
def is_valid(self, *, raise_exception=False):
super().is_valid(raise_exception=True)
workspace_id = self.data.get('workspace_id')
query_set = QuerySet(Application).filter(id=self.data.get('application_id'))
if workspace_id:
query_set = query_set.filter(workspace_id=workspace_id)
if not query_set.exists():
raise AppApiException(500, _('Application id does not exist'))
def get_mcp_servers(self, instance, with_valid=True):
if with_valid:
self.is_valid(raise_exception=True)
McpServersSerializer(data=instance).is_valid(raise_exception=True)
servers = json.loads(instance.get('mcp_servers'))
for server, config in servers.items():
if config.get('transport') not in ['sse', 'streamable_http']:
raise AppApiException(500, _('Only support transport=sse or transport=streamable_http'))
tools = []
for server in servers:
tools += [
{
'server': server,
'name': tool.name,
'description': tool.description,
'args_schema': tool.args_schema,
}
for tool in asyncio.run(get_mcp_tools({server: servers[server]}))]
return tools
def delete(self, with_valid=True):
from trigger.handler.simple_tools import deploy
from trigger.serializers.trigger import TriggerModelSerializer
if with_valid:
self.is_valid()
application_id = self.data.get('application_id')
QuerySet(ApplicationVersion).filter(application_id=application_id).delete()
QuerySet(ResourceMapping).filter(
Q(target_id=application_id) | Q(source_id=application_id)
).delete()
QuerySet(Application).filter(id=application_id).delete()
trigger_ids = list(
QuerySet(TriggerTask).filter(
source_type="APPLICATION", source_id=self.data.get('id')
).values('trigger_id').distinct()
)
QuerySet(TriggerTask).filter(source_type="APPLICATION", source_id=self.data.get('id')).delete()
for trigger_id in trigger_ids:
trigger = Trigger.objects.filter(id=trigger_id['trigger_id']).first()
if trigger and trigger.is_active:
deploy(TriggerModelSerializer(trigger).data, **{})
return True
def export(self, with_valid=True):
try:
if with_valid:
self.is_valid()
application_id = self.data.get('application_id')
application = QuerySet(Application).filter(id=application_id).first()
from application.flow.tools import get_tool_id_list
tool_id_list = get_tool_id_list(application.work_flow)
tool_list = []
if len(tool_id_list) > 0:
tool_list = QuerySet(Tool).filter(id__in=tool_id_list).exclude(scope=ToolScope.SHARED)
application_dict = ApplicationSerializerModel(application).data
mk_instance = MKInstance(application_dict,
[],
'v2',
[ToolExportModelSerializer(tool).data for tool in
tool_list])
application_pickle = pickle.dumps(mk_instance)
response = HttpResponse(content_type='text/plain', content=application_pickle)
response['Content-Disposition'] = f'attachment; filename="{application.name}.mk"'
return response
except Exception as e:
return result.error(str(e), response_status=status.HTTP_500_INTERNAL_SERVER_ERROR)
@staticmethod
def reset_application_version(application_version, application):
update_field_dict = {
'application_name': 'name', 'desc': 'desc', 'prologue': 'prologue', 'dialogue_number': 'dialogue_number',
'user_id': 'user_id', 'model_id': 'model_id', 'knowledge_setting': 'knowledge_setting',
'model_setting': 'model_setting', 'model_params_setting': 'model_params_setting',
'tts_model_params_setting': 'tts_model_params_setting',
'stt_model_params_setting': 'stt_model_params_setting',
'problem_optimization': 'problem_optimization', 'icon': 'icon', 'work_flow': 'work_flow',
'problem_optimization_prompt': 'problem_optimization_prompt', 'tts_model_id': 'tts_model_id',
'stt_model_id': 'stt_model_id', 'tts_model_enable': 'tts_model_enable',
'stt_model_enable': 'stt_model_enable', 'tts_type': 'tts_type',
'tts_autoplay': 'tts_autoplay', 'stt_autosend': 'stt_autosend', 'file_upload_enable': 'file_upload_enable',
'file_upload_setting': 'file_upload_setting',
'mcp_enable': 'mcp_enable', 'mcp_tool_ids': 'mcp_tool_ids', 'mcp_servers': 'mcp_servers',
'mcp_source': 'mcp_source', 'tool_enable': 'tool_enable', 'tool_ids': 'tool_ids',
'application_enable': 'application_enable', 'application_ids': 'application_ids',
'mcp_output_enable': 'mcp_output_enable',
'type': 'type'
}
for (version_field, app_field) in update_field_dict.items():
_v = getattr(application, app_field)
setattr(application_version, version_field, _v)
@transaction.atomic
def publish(self, instance, with_valid=True):
if with_valid:
self.is_valid()
user_id = self.data.get('user_id')
workspace_id = self.data.get("workspace_id")
user = QuerySet(User).filter(id=user_id).first()
application = QuerySet(Application).filter(id=self.data.get("application_id"),
workspace_id=workspace_id).first()
if application.type == ApplicationTypeChoices.WORK_FLOW:
work_flow = application.work_flow
if work_flow is None:
raise AppApiException(500, _("work_flow is a required field"))
Workflow.new_instance(work_flow).is_valid()
base_node = get_base_node_work_flow(work_flow)
if base_node is not None:
node_data = base_node.get('properties').get('node_data')
if node_data is not None:
application.name = node_data.get('name')
application.desc = node_data.get('desc')
application.prologue = node_data.get('prologue')
application.work_flow = work_flow
application.publish_time = timezone.now()
application.is_publish = True
application.save()
work_flow_version = ApplicationVersion(work_flow=application.work_flow, application=application,
name=timezone.localtime(timezone.now()).strftime('%Y-%m-%d %H:%M:%S'),
publish_user_id=user_id,
publish_user_name=user.username,
workspace_id=workspace_id)
self.reset_application_version(work_flow_version, application)
work_flow_version.save()
access_token = hashlib.md5(
str(uuid.uuid7()).encode()).hexdigest()[
8:24]
application_access_token = QuerySet(ApplicationAccessToken).filter(
application_id=application.id).first()
if application_access_token is None:
application_access_token = ApplicationAccessToken(application_id=application.id,
access_token=access_token, is_active=True)
application_access_token.save()
else:
access_token = application_access_token.access_token
del_application_access_token(access_token)
QuerySet(TriggerTask).filter(source_type="APPLICATION", source_id=self.data.get("application_id")).update(
is_active=True)
return self.one(with_valid=False)
@staticmethod
def update_work_flow_model(instance):
if 'nodes' not in instance.get('work_flow'):
return
nodes = instance.get('work_flow')['nodes']
for node in nodes:
if node['id'] == 'base-node':
node_data = node['properties']['node_data']
if 'stt_model_id' in node_data:
instance['stt_model_id'] = node_data['stt_model_id']
if 'tts_model_id' in node_data:
instance['tts_model_id'] = node_data['tts_model_id']
if 'stt_model_enable' in node_data:
instance['stt_model_enable'] = node_data['stt_model_enable']
if 'tts_model_enable' in node_data:
instance['tts_model_enable'] = node_data['tts_model_enable']
if 'tts_type' in node_data:
instance['tts_type'] = node_data['tts_type']
if 'tts_autoplay' in node_data:
instance['tts_autoplay'] = node_data['tts_autoplay']
if 'stt_autosend' in node_data:
instance['stt_autosend'] = node_data['stt_autosend']
if 'tts_model_params_setting' in node_data:
instance['tts_model_params_setting'] = node_data['tts_model_params_setting']
if 'stt_model_params_setting' in node_data:
instance['stt_model_params_setting'] = node_data['stt_model_params_setting']
if 'file_upload_enable' in node_data:
instance['file_upload_enable'] = node_data['file_upload_enable']
if 'file_upload_setting' in node_data:
instance['file_upload_setting'] = node_data['file_upload_setting']
if 'name' in node_data:
instance['name'] = node_data['name']
break
knowledge_node_list = ApplicationOperateSerializer.get_search_node(instance.get('work_flow'))
for knowledge_node in knowledge_node_list:
node_data = knowledge_node.get('properties').get('node_data')
# 全部知识库id
all_knowledge_id_list = node_data.get('all_knowledge_id_list') or []
# 用户修改的知识库id
knowledge_id_list = node_data.get('knowledge_id_list') or []
# 用户可以看到的知识库
knowledge_list = node_data.get('knowledge_list') or []
view_knowledge_id_list = [knowledge.get('id') for knowledge in knowledge_list]
other_knowledge_id_list = [knowledge_id for knowledge_id in all_knowledge_id_list if
not view_knowledge_id_list.__contains__(knowledge_id)]
node_data['knowledge_id_list'] = other_knowledge_id_list + knowledge_id_list
@transaction.atomic
def edit(self, instance: Dict, with_valid=True):
if with_valid:
self.is_valid()
ApplicationEditSerializer(data=instance).is_valid(
raise_exception=True)
application_id = self.data.get("application_id")
application = QuerySet(Application).get(id=application_id)
# 处理工作流模板逻辑
if 'work_flow_template' in instance:
return self.update_template_workflow(instance, application)
if instance.get('model_id') is None or len(instance.get('model_id')) == 0:
application.model_id = None
else:
model = QuerySet(Model).filter(
id=instance.get('model_id')).first()
if model is None:
raise AppApiException(500, _("Model does not exist"))
if instance.get('stt_model_id') is None or len(instance.get('stt_model_id')) == 0:
application.stt_model_id = None
else:
model = QuerySet(Model).filter(
id=instance.get('stt_model_id')).first()
if model is None:
raise AppApiException(500, _("Model does not exist"))
if instance.get('tts_model_id') is None or len(instance.get('tts_model_id')) == 0:
application.tts_model_id = None
else:
model = QuerySet(Model).filter(
id=instance.get('tts_model_id')).first()
if model is None:
raise AppApiException(500, _("Model does not exist"))
if 'work_flow' in instance:
# 修改语音配置相关
self.update_work_flow_model(instance)
update_keys = ['name', 'desc', 'model_id', 'multiple_rounds_dialogue', 'prologue', 'status',
'knowledge_setting', 'model_setting', 'problem_optimization', 'dialogue_number',
'stt_model_id', 'tts_model_id', 'tts_model_enable', 'stt_model_enable', 'tts_type',
'tts_autoplay', 'stt_autosend', 'file_upload_enable', 'file_upload_setting',