Files
Timothy Jaeryang Baek de3317e26b refac
2026-03-17 17:58:01 -05:00

138 lines
4.4 KiB
Python

import logging
import sys
import inspect
from typing import Any
from fastapi import Request
from open_webui.models.users import UserModel
from open_webui.models.functions import Functions
from open_webui.socket.main import get_event_call, get_event_emitter
from open_webui.utils.plugin import get_function_module_from_cache
from open_webui.utils.models import get_all_models
from open_webui.utils.middleware import process_tool_result
from open_webui.env import GLOBAL_LOG_LEVEL
logging.basicConfig(stream=sys.stdout, level=GLOBAL_LOG_LEVEL)
log = logging.getLogger(__name__)
async def chat_action(request: Request, action_id: str, form_data: dict, user: Any):
if '.' in action_id:
action_id, sub_action_id = action_id.split('.')
else:
sub_action_id = None
action = Functions.get_function_by_id(action_id)
if not action:
raise Exception(f'Action not found: {action_id}')
if not request.app.state.MODELS:
await get_all_models(request, user=user)
if getattr(request.state, 'direct', False) and hasattr(request.state, 'model'):
models = {
request.state.model['id']: request.state.model,
}
else:
models = request.app.state.MODELS
data = form_data
model_id = data['model']
if model_id not in models:
raise Exception('Model not found')
model = models[model_id]
__event_emitter__ = get_event_emitter(
{
'chat_id': data['chat_id'],
'message_id': data['id'],
'session_id': data['session_id'],
'user_id': user.id,
}
)
__event_call__ = get_event_call(
{
'chat_id': data['chat_id'],
'message_id': data['id'],
'session_id': data['session_id'],
'user_id': user.id,
}
)
function_module, _, _ = get_function_module_from_cache(request, action_id)
if hasattr(function_module, 'valves') and hasattr(function_module, 'Valves'):
valves = Functions.get_function_valves_by_id(action_id)
function_module.valves = function_module.Valves(**(valves if valves else {}))
if hasattr(function_module, 'action'):
try:
action = function_module.action
# Get the signature of the function
sig = inspect.signature(action)
params = {'body': data}
# Extra parameters to be passed to the function
extra_params = {
'__model__': model,
'__id__': sub_action_id if sub_action_id is not None else action_id,
'__event_emitter__': __event_emitter__,
'__event_call__': __event_call__,
'__request__': request,
}
# Add extra params in contained in function signature
for key, value in extra_params.items():
if key in sig.parameters:
params[key] = value
if '__user__' in sig.parameters:
__user__ = user.model_dump() if isinstance(user, UserModel) else {}
try:
if hasattr(function_module, 'UserValves'):
__user__['valves'] = function_module.UserValves(
**Functions.get_user_valves_by_id_and_user_id(action_id, user.id)
)
except Exception as e:
log.exception(f'Failed to get user values: {e}')
params = {**params, '__user__': __user__}
if inspect.iscoroutinefunction(action):
data = await action(**params)
else:
data = action(**params)
# Process action result for Rich UI embeds (HTMLResponse, tuple with headers)
processed_result, _, action_embeds = process_tool_result(
request,
action_id,
data,
'action',
)
if action_embeds:
await __event_emitter__(
{
'type': 'embeds',
'data': {
'embeds': action_embeds,
},
}
)
# Replace data with the processed status dict so we don't
# try to serialize the raw HTMLResponse / tuple back to the client
data = processed_result
except Exception as e:
raise Exception(f'Error: {e}')
return data