ollamarama-matrix-chatbot/ollamarama.py
2024-08-23 14:55:12 -04:00

277 lines
11 KiB
Python

"""
ollamarama-matrix: An AI chatbot for the Matrix chat protocol with infinite personalities.
Author: Dustin Whyte
Date: December 2023
"""
from nio import AsyncClient, MatrixRoom, RoomMessageText
import json
import datetime
import asyncio
import requests
import markdown
class ollamarama:
def __init__(self):
#load config file
self.config_file = "config.json"
with open(self.config_file, "r") as f:
config = json.load(f)
f.close()
self.server, self.username, self.password, self.channels, self.admins = config["matrix"].values()
self.client = AsyncClient(self.server, self.username)
# time program started and joined channels
self.join_time = datetime.datetime.now()
# store chat history
self.messages = {}
self.api_url = config["ollama"]["api_base"] + "/api/chat"
self.models = config["ollama"]["models"]
self.default_model = self.models[config["ollama"]["default_model"]]
self.model = self.default_model
self.temperature, self.top_p, self.repeat_penalty = config["ollama"]["options"].values()
self.defaults = {
"temperature": self.temperature,
"top_p": self.top_p,
"repeat_penalty": self.repeat_penalty
}
self.default_personality = config["ollama"]["personality"]
self.personality = self.default_personality
self.prompt = config["ollama"]["prompt"]
# get the display name for a user
async def display_name(self, user):
try:
name = await self.client.get_displayname(user)
return name.displayname
except Exception as e:
return user
# simplifies sending messages to the channel
async def send_message(self, channel, message):
await self.client.room_send(
room_id=channel,
message_type="m.room.message",
content={
"msgtype": "m.text",
"body": message,
"format": "org.matrix.custom.html",
"formatted_body": markdown.markdown(message, extensions=['fenced_code', 'nl2br'])},
)
# add messages to the history dictionary
async def add_history(self, role, channel, sender, message):
if channel not in self.messages:
self.messages[channel] = {}
if sender not in self.messages[channel]:
self.messages[channel][sender] = [
{"role": "system", "content": self.prompt[0] + self.personality + self.prompt[1]}
]
self.messages[channel][sender].append({"role": role, "content": message})
#trim history
if len(self.messages[channel][sender]) > 24:
if self.messages[channel][sender][0]["role"] == "system":
del self.messages[channel][sender][1:3]
else:
del self.messages[channel][sender][0:2]
#generate Ollama model response
async def respond(self, channel, sender, message, sender2=None):
try:
data = {
"model": self.model,
"messages": message,
"stream": False,
"options": {
"top_p": self.top_p,
"temperature": self.temperature,
"repeat_penalty": self.repeat_penalty
}
}
response = requests.post(self.api_url, json=data, timeout=300) #may need to increase for larger models, only tested on small models
response.raise_for_status()
data = response.json()
except Exception as e:
await self.send_message(channel, "Something went wrong")
print(e)
else:
response_text = data["message"]["content"]
await self.add_history("assistant", channel, sender, response_text)
# .x function was used
if sender2:
display_name = await self.display_name(sender2)
# .ai was used
else:
display_name = await self.display_name(sender)
response_text = f"**{display_name}**:\n{response_text.strip()}"
try:
await self.send_message(channel, response_text)
except Exception as e:
print(e)
#set personality or custom system prompt
async def set_prompt(self, channel, sender, persona=None, custom=None, respond=True):
#clear existing history
try:
self.messages[channel][sender].clear()
except:
pass
if persona != None:
# combine personality with prompt parts
prompt = self.prompt[0] + persona + self.prompt[1]
if custom != None:
prompt = custom
await self.add_history("system", channel, sender, prompt)
if respond:
await self.add_history("user", channel, sender, "introduce yourself")
await self.respond(channel, sender, self.messages[channel][sender])
async def ai(self, channel, message, sender, x=False):
try:
if x:
if len(message) > 2:
name = message[1]
if message[2]:
message = message[2:]
if channel in self.messages:
for user in self.messages[channel]:
try:
username = await self.display_name(user)
if name == username:
name_id = user
except:
name_id = name
await self.add_history("user", channel, name_id, ' '.join(message))
await self.respond(channel, name_id, self.messages[channel][name_id], sender)
else:
await self.add_history("user", channel, sender, ' '.join(message[1:]))
await self.respond(channel, sender, self.messages[channel][sender])
except:
pass
async def reset(self, channel, sender, sender_display, stock=False):
if channel in self.messages:
try:
self.messages[channel][sender].clear()
except:
self.messages[channel] = {}
self.messages[channel][sender] = []
if not stock:
await self.send_message(channel, f"{self.bot_id} reset to default for {sender_display}")
await self.set_prompt(channel, sender, persona=self.personality, respond=False)
else:
await self.send_message(channel, f"Stock settings applied for {sender_display}")
async def help_menu(self, channel, sender_display):
with open("help.txt", "r") as f:
help_menu, help_admin = f.read().split("~~~")
f.close()
await self.send_message(channel, help_menu)
if sender_display in self.admins:
await self.send_message(channel, help_admin)
async def change_model(self, channel, model=False):
with open(self.config_file, "r") as f:
config = json.load(f)
f.close()
self.models = config["ollama"]["models"]
if model:
try:
if model in self.models:
self.model = self.models[model]
elif model == 'reset':
self.model = self.default_model
await self.send_message(channel, f"Model set to **{self.model}**")
except:
pass
else:
current_model = f"**Current model**: {self.model}\n**Available models**: {', '.join(sorted(list(self.models)))}"
await self.send_message(channel, current_model)
async def clear(self, channel):
self.messages.clear()
self.model = self.default_model
self.personality = self.default_personality
self.temperature, self.top_p, self.repeat_penalty = self.defaults.values()
await self.send_message(channel, "Bot has been reset for everyone")
async def handle_message(self, message, sender, sender_display, channel):
user_commands = {
".ai": lambda: self.ai(channel, message, sender),
f"{self.bot_id}:": lambda: self.ai(channel, message, sender),
".x": lambda: self.ai(channel, message, sender, x=True),
".persona": lambda: self.set_prompt(channel, sender, persona=' '.join(message[1:])),
".custom": lambda: self.set_prompt(channel, sender, custom=' '.join(message[1:])),
".reset": lambda: self.reset(channel, sender, sender_display),
".stock": lambda: self.reset(channel, sender, sender_display, stock=True),
".help": lambda: self.help_menu(channel, sender_display),
}
admin_commands = {
".model": lambda: self.change_model(channel, model=message[1] if len(message) > 1 else False),
".clear": lambda: self.clear(channel),
}
#may add back temperature controls later, per user, for now you can just change that in config on the fly
command = message[0]
if command in user_commands:
action = user_commands[command]
if sender_display in self.admins and command in admin_commands:
action = admin_commands[command]
await action()
async def message_callback(self, room: MatrixRoom, event: RoomMessageText):
if isinstance(event, RoomMessageText):
message_time = event.server_timestamp / 1000
message_time = datetime.datetime.fromtimestamp(message_time)
message = event.body
message = message.split(" ")
sender = event.sender
sender_display = await self.display_name(sender)
channel = room.room_id
#check if the message was sent after joining and not by the bot
if message_time > self.join_time and sender != self.username:
try:
await self.handle_message(message, sender, sender_display, channel)
except:
pass
async def main(self):
# Login, print "Logged in as @alice:example.org device id: RANDOMDID"
print(await self.client.login(self.password))
# get account display name
self.bot_id = await self.display_name(self.username)
# join channels
for channel in self.channels:
try:
await self.client.join(channel)
print(f"{self.bot_id} joined {channel}")
except:
print(f"Couldn't join {channel}")
# start listening for messages
self.client.add_event_callback(self.message_callback, RoomMessageText)
await self.client.sync_forever(timeout=30000, full_state=True)
if __name__ == "__main__":
ollamarama = ollamarama()
asyncio.get_event_loop().run_until_complete(ollamarama.main())