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import json
import uuid
import random
import time
from typing import Dict, List
from aiohttp import ClientSession, BaseConnector
from ..typing import AsyncResult, Messages, Cookies
from ..requests import raise_for_status, DEFAULT_HEADERS
from .base_provider import AsyncGeneratorProvider
from .helper import format_prompt, get_connector
class Sources():
def __init__(self, link_list: List[Dict[str, str]]) -> None:
self.link = link_list
def __str__(self) -> str:
return "\n\n" + ("\n".join([f"[{link['title']}]({link['link']})" for link in self.list]))
class AbraGeoBlockedError(Exception):
pass
class MetaAI(AsyncGeneratorProvider):
url = "https://www.meta.ai"
working = True
def __init__(self, proxy: str = None, connector: BaseConnector = None):
self.session = ClientSession(connector=get_connector(connector, proxy), headers=DEFAULT_HEADERS)
self.cookies: Cookies = None
self.access_token: str = None
@classmethod
async def create_async_generator(
cls,
model: str,
messages: Messages,
proxy: str = None,
**kwargs
) -> AsyncResult:
#cookies = get_cookies(".meta.ai", False, True)
async for chunk in cls(proxy).prompt(format_prompt(messages)):
yield chunk
async def get_access_token(self, birthday: str = "1999-01-01") -> str:
url = "https://www.meta.ai/api/graphql/"
payload = {
"lsd": self.lsd,
"fb_api_caller_class": "RelayModern",
"fb_api_req_friendly_name": "useAbraAcceptTOSForTempUserMutation",
"variables": json.dumps({
"dob": birthday,
"icebreaker_type": "TEXT",
"__relay_internal__pv__WebPixelRatiorelayprovider": 1,
}),
"doc_id": "7604648749596940",
}
headers = {
"x-fb-friendly-name": "useAbraAcceptTOSForTempUserMutation",
"x-fb-lsd": self.lsd,
"x-asbd-id": "129477",
"alt-used": "www.meta.ai",
"sec-fetch-site": "same-origin"
}
async with self.session.post(url, headers=headers, cookies=self.cookies, data=payload) as response:
await raise_for_status(response, "Fetch access_token failed")
auth_json = await response.json(content_type=None)
access_token = auth_json["data"]["xab_abra_accept_terms_of_service"]["new_temp_user_auth"]["access_token"]
return access_token
async def prompt(self, message: str, cookies: Cookies = None) -> AsyncResult:
if cookies is not None:
self.cookies = cookies
self.access_token = None
if self.cookies is None:
self.cookies = await self.get_cookies()
if self.access_token is None:
self.access_token = await self.get_access_token()
url = "https://graph.meta.ai/graphql?locale=user"
#url = "https://www.meta.ai/api/graphql/"
payload = {
"access_token": self.access_token,
#"lsd": cookies["lsd"],
"fb_api_caller_class": "RelayModern",
"fb_api_req_friendly_name": "useAbraSendMessageMutation",
"variables": json.dumps({
"message": {"sensitive_string_value": message},
"externalConversationId": str(uuid.uuid4()),
"offlineThreadingId": generate_offline_threading_id(),
"suggestedPromptIndex": None,
"flashVideoRecapInput": {"images": []},
"flashPreviewInput": None,
"promptPrefix": None,
"entrypoint": "ABRA__CHAT__TEXT",
"icebreaker_type": "TEXT",
"__relay_internal__pv__AbraDebugDevOnlyrelayprovider": False,
"__relay_internal__pv__WebPixelRatiorelayprovider": 1,
}),
"server_timestamps": "true",
"doc_id": "7783822248314888",
}
headers = {
"x-asbd-id": "129477",
"x-fb-friendly-name": "useAbraSendMessageMutation",
#"x-fb-lsd": cookies["lsd"],
}
async with self.session.post(url, headers=headers, cookies=self.cookies, data=payload) as response:
await raise_for_status(response, "Fetch response failed")
last_snippet_len = 0
fetch_id = None
async for line in response.content:
try:
json_line = json.loads(line)
except json.JSONDecodeError:
continue
bot_response_message = json_line.get("data", {}).get("node", {}).get("bot_response_message", {})
streaming_state = bot_response_message.get("streaming_state")
fetch_id = bot_response_message.get("fetch_id") or fetch_id
if streaming_state in ("STREAMING", "OVERALL_DONE"):
#imagine_card = bot_response_message["imagine_card"]
snippet = bot_response_message["snippet"]
new_snippet_len = len(snippet)
if new_snippet_len > last_snippet_len:
yield snippet[last_snippet_len:]
last_snippet_len = new_snippet_len
#if last_streamed_response is None:
# if attempts > 3:
# raise Exception("MetaAI is having issues and was not able to respond (Server Error)")
# access_token = await self.get_access_token()
# return await self.prompt(message=message, attempts=attempts + 1)
if fetch_id is not None:
sources = await self.fetch_sources(fetch_id)
if sources is not None:
yield sources
async def get_cookies(self, cookies: Cookies = None) -> Cookies:
async with self.session.get("https://www.meta.ai/", cookies=cookies) as response:
await raise_for_status(response, "Fetch home failed")
text = await response.text()
if "AbraGeoBlockedError" in text:
raise AbraGeoBlockedError("Meta AI isn't available yet in your country")
if cookies is None:
cookies = {
"_js_datr": self.extract_value(text, "_js_datr"),
"abra_csrf": self.extract_value(text, "abra_csrf"),
"datr": self.extract_value(text, "datr"),
}
self.lsd = self.extract_value(text, start_str='"LSD",[],{"token":"', end_str='"}')
return cookies
async def fetch_sources(self, fetch_id: str) -> Sources:
url = "https://graph.meta.ai/graphql?locale=user"
payload = {
"access_token": self.access_token,
"fb_api_caller_class": "RelayModern",
"fb_api_req_friendly_name": "AbraSearchPluginDialogQuery",
"variables": json.dumps({"abraMessageFetchID": fetch_id}),
"server_timestamps": "true",
"doc_id": "6946734308765963",
}
headers = {
"authority": "graph.meta.ai",
"x-fb-friendly-name": "AbraSearchPluginDialogQuery",
}
async with self.session.post(url, headers=headers, cookies=self.cookies, data=payload) as response:
await raise_for_status(response)
response_json = await response.json()
try:
message = response_json["data"]["message"]
if message is not None:
searchResults = message["searchResults"]
if searchResults is not None:
return Sources(searchResults["references"])
except (KeyError, TypeError):
raise RuntimeError(f"Response: {response_json}")
@staticmethod
def extract_value(text: str, key: str = None, start_str = None, end_str = '",') -> str:
if start_str is None:
start_str = f'{key}":{{"value":"'
start = text.find(start_str)
if start >= 0:
start+= len(start_str)
end = text.find(end_str, start)
if end >= 0:
return text[start:end]
def generate_offline_threading_id() -> str:
"""
Generates an offline threading ID.
Returns:
str: The generated offline threading ID.
"""
# Generate a random 64-bit integer
random_value = random.getrandbits(64)
# Get the current timestamp in milliseconds
timestamp = int(time.time() * 1000)
# Combine timestamp and random value
threading_id = (timestamp << 22) | (random_value & ((1 << 22) - 1))
return str(threading_id)
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