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from __future__ import annotations
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
from ...cookies import get_cookies_dir
from ... import debug
arkose_url = "https://tcr9i.chat.openai.com/fc/gt2/public_key/35536E1E-65B4-4D96-9D97-6ADB7EFF8147"
backend_url = "https://chatgpt.com/backend-api/conversation"
backend_anon_url = "https://chatgpt.com/backend-anon/conversation"
start_url = "https://chatgpt.com/"
conversation_url = "https://chatgpt.com/c/"
class NoValidHarFileError(Exception):
pass
class RequestConfig:
user_agent: str = None
cookies: dict = None
headers: dict = None
access_request_id: str = None
access_token: str = None
proof_token: list = None
turnstile_token: str = None
arkose_request: arkReq = None
arkose_token: str = None
headers: dict = {}
cookies: dict = {}
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
def readHAR():
harPath = []
for root, _, files in os.walk(get_cookies_dir()):
for file in files:
if file.endswith(".har"):
harPath.append(os.path.join(root, file))
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']:
v_headers = get_headers(v)
try:
if "openai-sentinel-proof-token" in v_headers:
RequestConfig.proof_token = json.loads(base64.b64decode(
v_headers["openai-sentinel-proof-token"].split("gAAAAAB", 1)[-1].encode()
).decode())
if "openai-sentinel-turnstile-token" in v_headers:
RequestConfig.turnstile_token = v_headers["openai-sentinel-turnstile-token"]
except Exception as e:
debug.log(f"Read proof token: {e}")
if arkose_url == v['request']['url']:
RequestConfig.arkose_request = parseHAREntry(v)
elif v['request']['url'] == start_url or v['request']['url'].startswith(conversation_url):
try:
match = re.search(r'"accessToken":"(.*?)"', v["response"]["content"]["text"])
if match:
RequestConfig.access_token = match.group(1)
except KeyError:
continue
RequestConfig.cookies = {c['name']: c['value'] for c in v['request']['cookies'] if c['name'] != "oai-did"}
RequestConfig.headers = v_headers
if RequestConfig.access_token is None:
raise NoValidHarFileError("No accessToken found in .har files")
def get_headers(entry) -> dict:
return {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(':')}
def parseHAREntry(entry) -> arkReq:
tmpArk = arkReq(
arkURL=entry['request']['url'],
arkBx="",
arkHeader=get_headers(entry),
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) -> str:
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:
data = await response.json()
arkose = data.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 get_request_config(proxy: str) -> RequestConfig:
if RequestConfig.access_token is None:
readHAR()
if RequestConfig.arkose_request is not None:
RequestConfig.arkose_token = await sendRequest(genArkReq(RequestConfig.arkose_request), proxy)
return RequestConfig
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