import base64 import json import os import re import time import uuid import random from urllib.parse import unquote from copy import deepcopy from .crypt import decrypt, encrypt from ...requests import StreamSession class NoValidHarFileError(Exception): ... class arkReq: def __init__(self, arkURL, arkBx, arkHeader, arkBody, arkCookies, userAgent): self.arkURL = arkURL self.arkBx = arkBx self.arkHeader = arkHeader self.arkBody = arkBody self.arkCookies = arkCookies self.userAgent = userAgent arkPreURL = "https://tcr9i.chat.openai.com/fc/gt2/public_key/35536E1E-65B4-4D96-9D97-6ADB7EFF8147" sessionUrl = "https://chat.openai.com/api/auth/session" chatArk: arkReq = None accessToken: str = None cookies: dict = None def readHAR(): dirPath = "./" harPath = [] chatArks = [] accessToken = None cookies = {} for root, dirs, files in os.walk(dirPath): for file in files: if file.endswith(".har"): harPath.append(os.path.join(root, file)) if harPath: break if not harPath: raise NoValidHarFileError("No .har file found") for path in harPath: with open(path, 'rb') as file: try: harFile = json.loads(file.read()) except json.JSONDecodeError: # Error: not a HAR file! continue for v in harFile['log']['entries']: if arkPreURL in v['request']['url']: chatArks.append(parseHAREntry(v)) elif v['request']['url'] == sessionUrl: try: accessToken = json.loads(v["response"]["content"]["text"]).get("accessToken") except KeyError: continue cookies = {c['name']: c['value'] for c in v['request']['cookies']} if not accessToken: raise NoValidHarFileError("No accessToken found in .har files") if not chatArks: return None, accessToken, cookies return chatArks.pop(), accessToken, cookies def parseHAREntry(entry) -> arkReq: tmpArk = arkReq( arkURL=entry['request']['url'], arkBx="", arkHeader={h['name'].lower(): h['value'] for h in entry['request']['headers'] if h['name'].lower() not in ['content-length', 'cookie'] and not h['name'].startswith(':')}, arkBody={p['name']: unquote(p['value']) for p in entry['request']['postData']['params'] if p['name'] not in ['rnd']}, arkCookies={c['name']: c['value'] for c in entry['request']['cookies']}, userAgent="" ) tmpArk.userAgent = tmpArk.arkHeader.get('user-agent', '') bda = tmpArk.arkBody["bda"] bw = tmpArk.arkHeader['x-ark-esync-value'] tmpArk.arkBx = decrypt(bda, tmpArk.userAgent + bw) return tmpArk def genArkReq(chatArk: arkReq) -> arkReq: tmpArk: arkReq = deepcopy(chatArk) if tmpArk is None or not tmpArk.arkBody or not tmpArk.arkHeader: raise RuntimeError("The .har file is not valid") bda, bw = getBDA(tmpArk) tmpArk.arkBody['bda'] = base64.b64encode(bda.encode()).decode() tmpArk.arkBody['rnd'] = str(random.random()) tmpArk.arkHeader['x-ark-esync-value'] = bw return tmpArk async def sendRequest(tmpArk: arkReq, proxy: str = None): async with StreamSession(headers=tmpArk.arkHeader, cookies=tmpArk.arkCookies, proxies={"https": proxy}) as session: async with session.post(tmpArk.arkURL, data=tmpArk.arkBody) as response: arkose = (await response.json()).get("token") if "sup=1|rid=" not in arkose: return RuntimeError("No valid arkose token generated") return arkose def getBDA(arkReq: arkReq): bx = arkReq.arkBx bx = re.sub(r'"key":"n","value":"\S*?"', f'"key":"n","value":"{getN()}"', bx) oldUUID_search = re.search(r'"key":"4b4b269e68","value":"(\S*?)"', bx) if oldUUID_search: oldUUID = oldUUID_search.group(1) newUUID = str(uuid.uuid4()) bx = bx.replace(oldUUID, newUUID) bw = getBw(getBt()) encrypted_bx = encrypt(bx, arkReq.userAgent + bw) return encrypted_bx, bw def getBt() -> int: return int(time.time()) def getBw(bt: int) -> str: return str(bt - (bt % 21600)) def getN() -> str: timestamp = str(int(time.time())) return base64.b64encode(timestamp.encode()).decode() async def getArkoseAndAccessToken(proxy: str): global chatArk, accessToken, cookies if chatArk is None or accessToken is None: chatArk, accessToken, cookies = readHAR() if chatArk is None: return None, accessToken, cookies newReq = genArkReq(chatArk) return await sendRequest(newReq, proxy), accessToken, cookies