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from __future__ import annotations
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 ..image import ImageResponse, ImagePreview
from ..errors import ResponseError
from .base_provider import AsyncGeneratorProvider
from .helper import format_prompt, get_connector, format_cookies
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):
label = "Meta AI"
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:
async for chunk in cls(proxy).prompt(format_prompt(messages)):
yield chunk
async def update_access_token(self, birthday: str = "1999-01-01"):
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)
self.access_token = auth_json["data"]["xab_abra_accept_terms_of_service"]["new_temp_user_auth"]["access_token"]
async def prompt(self, message: str, cookies: Cookies = None) -> AsyncResult:
if self.cookies is None:
await self.update_cookies(cookies)
if cookies is not None:
self.access_token = None
if self.access_token is None and cookies is None:
await self.update_access_token()
if self.access_token is None:
url = "https://www.meta.ai/api/graphql/"
payload = {"lsd": self.lsd, 'fb_dtsg': self.dtsg}
headers = {'x-fb-lsd': self.lsd}
else:
url = "https://graph.meta.ai/graphql?locale=user"
payload = {"access_token": self.access_token}
headers = {}
headers = {
'content-type': 'application/x-www-form-urlencoded',
'cookie': format_cookies(cookies),
'origin': 'https://www.meta.ai',
'referer': 'https://www.meta.ai/',
'x-asbd-id': '129477',
'x-fb-friendly-name': 'useAbraSendMessageMutation',
**headers
}
payload = {
**payload,
'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'
}
async with self.session.post(url, headers=headers, 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:
if b"<h1>Something Went Wrong</h1>" in line:
raise ResponseError("Response: Something Went Wrong")
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.get("imagine_card")
if imagine_card is not None:
imagine_session = imagine_card.get("session")
if imagine_session is not None:
imagine_medias = imagine_session.get("media_sets", {}).pop().get("imagine_media")
if imagine_medias is not None:
image_class = ImageResponse if streaming_state == "OVERALL_DONE" else ImagePreview
yield image_class([media["uri"] for media in imagine_medias], imagine_medias[0]["prompt"])
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 update_cookies(self, cookies: Cookies = None):
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='"}')
self.dtsg = self.extract_value(text, start_str='"DTSGInitialData",[],{"token":"', end_str='"}')
self.cookies = cookies
async def fetch_sources(self, fetch_id: str) -> Sources:
if self.access_token is None:
url = "https://www.meta.ai/api/graphql/"
payload = {"lsd": self.lsd, 'fb_dtsg': self.dtsg}
headers = {'x-fb-lsd': self.lsd}
else:
url = "https://graph.meta.ai/graphql?locale=user"
payload = {"access_token": self.access_token}
headers = {}
payload = {
**payload,
"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",
**headers
}
async with self.session.post(url, headers=headers, cookies=self.cookies, data=payload) as response:
await raise_for_status(response, "Fetch sources failed")
text = await response.text()
if "<h1>Something Went Wrong</h1>" in text:
raise ResponseError("Response: Something Went Wrong")
try:
response_json = json.loads(text)
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, json.JSONDecodeError):
raise RuntimeError(f"Response: {text}")
@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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