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, ProviderModelMixin from ..helper import format_prompt, get_connector, format_cookies class Sources(): def __init__(self, link_list: List[Dict[str, str]]) -> None: self.list = 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, ProviderModelMixin): label = "Meta AI" url = "https://www.meta.ai" working = True default_model = '' 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(self.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"

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" 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 "

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" 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)