Files
SillyTavern/poe-client.js
2023-04-06 11:59:51 +03:00

443 lines
14 KiB
JavaScript

/*
Adapted and rewritten to Node based on ading2210/poe-api
ading2210/poe-api: a reverse engineered Python API wrapper for Quora's Poe
Copyright (C) 2023 ading2210
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
const WebSocket = require('ws');
const axios = require('axios');
const fs = require('fs');
const path = require('path');
const http = require('http');
const https = require('https');
const parent_path = path.resolve(__dirname);
const queries_path = path.join(parent_path, "poe_graphql");
let queries = {};
const logger = console;
const user_agent = "Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0";
function load_queries() {
const files = fs.readdirSync(queries_path);
for (const filename of files) {
const ext = path.extname(filename);
if (ext !== '.graphql') {
continue;
}
const queryName = path.basename(filename, ext);
const query = fs.readFileSync(path.join(queries_path, filename), 'utf-8');
queries[queryName] = query;
}
}
function generate_payload(query_name, variables) {
return {
query: queries[query_name],
variables: variables,
}
}
async function request_with_retries(method, attempts = 10) {
const url = '';
for (let i = 0; i < attempts; i++) {
try {
const response = await method();
if (response.status === 200) {
return response;
}
logger.warn(`Server returned a status code of ${response.status} while downloading ${url}. Retrying (${i + 1}/${attempts})...`);
}
catch (err) {
console.log(err);
}
}
throw new Error(`Failed to download ${url} too many times.`);
}
class Client {
gql_url = "https://poe.com/api/gql_POST";
gql_recv_url = "https://poe.com/api/receive_POST";
home_url = "https://poe.com";
settings_url = "https://poe.com/api/settings";
formkey = "";
next_data = {};
bots = {};
active_messages = {};
message_queues = {};
bot_names = [];
ws = null;
ws_connected = false;
auto_reconnect = false;
constructor(auto_reconnect = false) {
this.auto_reconnect = auto_reconnect;
}
async init(token, proxy = null) {
this.proxy = proxy;
this.session = axios.default.create({
timeout: 60000,
httpAgent: new http.Agent({ keepAlive: true }),
httpsAgent: new https.Agent({ keepAlive: true }),
});
if (proxy) {
this.session.defaults.proxy = {
"http": proxy,
"https": proxy,
};
logger.info(`Proxy enabled: ${proxy}`);
}
const cookies = `p-b=${token}; Domain=poe.com`;
this.headers = {
"User-Agent": user_agent,
"Referrer": "https://poe.com/",
"Origin": "https://poe.com",
"Cookie": cookies,
};
this.ws_domain = `tch${Math.floor(Math.random() * 1e6)}`;
this.session.defaults.headers.common = this.headers;
this.next_data = await this.get_next_data();
this.channel = await this.get_channel_data();
await this.connect_ws();
this.bots = await this.get_bots();
this.bot_names = this.get_bot_names();
this.gql_headers = {
"poe-formkey": this.formkey,
"poe-tchannel": this.channel["channel"],
...this.headers,
};
await this.subscribe();
}
async get_next_data() {
logger.info('Downloading next_data...');
const r = await request_with_retries(() => this.session.get(this.home_url));
const jsonRegex = /<script id="__NEXT_DATA__" type="application\/json">(.+?)<\/script>/;
const jsonText = jsonRegex.exec(r.data)[1];
const nextData = JSON.parse(jsonText);
this.formkey = nextData.props.formkey;
this.viewer = nextData.props.pageProps.payload.viewer;
return nextData;
}
async get_bots() {
const viewer = this.next_data.props.pageProps.payload.viewer;
if (!viewer.availableBots) {
throw new Error('Invalid token.');
}
const botList = viewer.availableBots;
const bots = {};
for (const bot of botList) {
const url = `https://poe.com/_next/data/${this.next_data.buildId}/${bot.displayName.toLowerCase()}.json`;
logger.info(`Downloading ${url}`);
const r = await request_with_retries(() => this.session.get(url));
const chatData = r.data.pageProps.payload.chatOfBotDisplayName;
bots[chatData.defaultBotObject.nickname] = chatData;
}
return bots;
}
get_bot_names() {
const botNames = {};
for (const botNickname in this.bots) {
const botObj = this.bots[botNickname].defaultBotObject;
botNames[botNickname] = botObj.displayName;
}
return botNames;
}
async get_channel_data(channel = null) {
logger.info('Downloading channel data...');
const r = await request_with_retries(() => this.session.get(this.settings_url));
const data = r.data;
this.formkey = data.formkey;
return data.tchannelData;
}
get_websocket_url(channel = null) {
if (!channel) {
channel = this.channel;
}
const query = `?min_seq=${channel.minSeq}&channel=${channel.channel}&hash=${channel.channelHash}`;
return `wss://${this.ws_domain}.tch.${channel.baseHost}/up/${channel.boxName}/updates${query}`;
}
async send_query(queryName, variables) {
for (let i = 0; i < 20; i++) {
const payload = generate_payload(queryName, variables);
const r = await request_with_retries(() => this.session.post(this.gql_url, payload, { headers: this.gql_headers }));
if (!r.data.data) {
logger.warn(`${queryName} returned an error: ${data.errors[0].message} | Retrying (${i + 1}/20)`);
await new Promise((resolve) => setTimeout(resolve, 2000));
continue;
}
return r.data;
}
throw new Error(`${queryName} failed too many times.`);
}
async subscribe() {
logger.info("Subscribing to mutations")
await this.send_query("SubscriptionsMutation", {
"subscriptions": [
{
"subscriptionName": "messageAdded",
"query": queries["MessageAddedSubscription"]
},
{
"subscriptionName": "viewerStateUpdated",
"query": queries["ViewerStateUpdatedSubscription"]
}
]
});
}
ws_run_thread() {
this.ws = new WebSocket(this.get_websocket_url(), {
headers: {
"User-Agent": user_agent
},
rejectUnauthorized: false
});
this.ws.on("open", () => {
this.on_ws_connect(this.ws);
});
this.ws.on('message', (message) => {
this.on_message(this.ws, message);
});
this.ws.on('close', () => {
this.ws_connected = false;
});
this.ws.on('error', (error) => {
this.on_ws_error(this.ws, error);
});
}
async connect_ws() {
this.ws_connected = false;
this.ws_run_thread();
while (!this.ws_connected) {
await new Promise(resolve => setTimeout(() => { resolve() }, 10));
}
}
disconnect_ws() {
if (this.ws) {
this.ws.close();
}
this.ws_connected = false;
}
on_ws_connect(ws) {
this.ws_connected = true;
}
on_ws_error(ws, error) {
logger.warn(`Websocket returned error: ${error}`);
this.disconnect_ws();
if (this.auto_reconnect) {
this.connect_ws();
}
}
async on_message(ws, msg) {
try {
const data = JSON.parse(msg);
if (!('messages' in data)) {
return;
}
for (const message_str of data["messages"]) {
const message_data = JSON.parse(message_str);
if (message_data["message_type"] != "subscriptionUpdate"){
continue;
}
const message = message_data["payload"]["data"]["messageAdded"]
const copiedDict = Object.assign({}, this.active_messages);
for (const [key, value] of Object.entries(copiedDict)) {
//add the message to the appropriate queue
if (value === message["messageId"] && key in this.message_queues) {
this.message_queues[key].push(message);
return;
}
//indicate that the response id is tied to the human message id
else if (key !== "pending" && value === null && message["state"] !== "complete") {
this.active_messages[key] = message["messageId"];
this.message_queues[key].push(message);
}
}
}
}
catch (err) {
console.log('Error occurred in onMessage', err);
this.disconnect_ws();
await this.connect_ws();
}
}
async *send_message(chatbot, message, with_chat_break = false, timeout = 20) {
//if there is another active message, wait until it has finished sending
while (Object.values(this.active_messages).includes(null)) {
await new Promise(resolve => setTimeout(resolve, 10));
}
//null indicates that a message is still in progress
this.active_messages["pending"] = null;
console.log(`Sending message to ${chatbot}: ${message}`);
const messageData = await this.send_query("AddHumanMessageMutation", {
"bot": chatbot,
"query": message,
"chatId": this.bots[chatbot]["chatId"],
"source": null,
"withChatBreak": with_chat_break
});
delete this.active_messages["pending"];
if (!messageData["data"]["messageCreateWithStatus"]["messageLimit"]["canSend"]) {
throw new Error(`Daily limit reached for ${chatbot}.`);
}
let humanMessageId;
try {
const humanMessage = messageData["data"]["messageCreateWithStatus"];
humanMessageId = humanMessage["message"]["messageId"];
} catch (error) {
throw new Error(`An unknown error occured. Raw response data: ${messageData}`);
}
//indicate that the current message is waiting for a response
this.active_messages[humanMessageId] = null;
this.message_queues[humanMessageId] = [];
let lastText = "";
let messageId;
while (true) {
try {
const message = this.message_queues[humanMessageId].shift();
if (!message) {
await new Promise(resolve => setTimeout(() => resolve(), 1000));
continue;
//throw new Error("Queue is empty");
}
//only break when the message is marked as complete
if (message["state"] === "complete") {
if (lastText && message["messageId"] === messageId) {
break;
} else {
continue;
}
}
//update info about response
message["text_new"] = message["text"].substring(lastText.length);
lastText = message["text"];
messageId = message["messageId"];
yield message;
} catch (error) {
delete this.active_messages[humanMessageId];
delete this.message_queues[humanMessageId];
throw new Error("Response timed out.");
}
}
delete this.active_messages[humanMessageId];
delete this.message_queues[humanMessageId];
}
async send_chat_break(chatbot) {
logger.info(`Sending chat break to ${chatbot}`);
const result = await this.send_query("AddMessageBreakMutation", {
"chatId": this.bots[chatbot]["chatId"]
});
return result["data"]["messageBreakCreate"]["message"];
}
async get_message_history(chatbot, count = 25, cursor = null) {
logger.info(`Downloading ${count} messages from ${chatbot}`);
const result = await this.send_query("ChatListPaginationQuery", {
"count": count,
"cursor": cursor,
"id": this.bots[chatbot]["id"]
});
return result["data"]["node"]["messagesConnection"]["edges"];
}
async delete_message(message_ids) {
logger.info(`Deleting messages: ${message_ids}`);
if (!Array.isArray(message_ids)) {
message_ids = [parseInt(message_ids)];
}
const result = await this.send_query("DeleteMessageMutation", {
"messageIds": message_ids
});
}
async purge_conversation(chatbot, count = -1) {
logger.info(`Purging messages from ${chatbot}`);
let last_messages = (await this.get_message_history(chatbot, 50)).reverse();
while (last_messages.length) {
const message_ids = [];
for (const message of last_messages) {
if (count === 0) {
break;
}
count--;
message_ids.push(message["node"]["messageId"]);
}
await this.delete_message(message_ids);
if (count === 0) {
return;
}
last_messages = (await this.get_message_history(chatbot, 50)).reverse();
}
logger.info("No more messages left to delete.");
}
}
load_queries();
module.exports = { Client };