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237 lines
10 KiB
Python
237 lines
10 KiB
Python
from __future__ import annotations
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import json
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import uuid
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import random
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import time
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from typing import Dict, List
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from aiohttp import ClientSession, BaseConnector
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from ..typing import AsyncResult, Messages, Cookies
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from ..requests import raise_for_status, DEFAULT_HEADERS
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from ..image import ImageResponse, ImagePreview
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from ..errors import ResponseError
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from .base_provider import AsyncGeneratorProvider
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from .helper import format_prompt, get_connector, format_cookies
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class Sources():
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def __init__(self, link_list: List[Dict[str, str]]) -> None:
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self.link = link_list
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def __str__(self) -> str:
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return "\n\n" + ("\n".join([f"[{link['title']}]({link['link']})" for link in self.list]))
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class AbraGeoBlockedError(Exception):
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pass
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class MetaAI(AsyncGeneratorProvider):
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label = "Meta AI"
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url = "https://www.meta.ai"
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working = True
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def __init__(self, proxy: str = None, connector: BaseConnector = None):
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self.session = ClientSession(connector=get_connector(connector, proxy), headers=DEFAULT_HEADERS)
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self.cookies: Cookies = None
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self.access_token: str = None
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@classmethod
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async def create_async_generator(
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cls,
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model: str,
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messages: Messages,
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proxy: str = None,
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**kwargs
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) -> AsyncResult:
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async for chunk in cls(proxy).prompt(format_prompt(messages)):
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yield chunk
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async def update_access_token(self, birthday: str = "1999-01-01"):
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url = "https://www.meta.ai/api/graphql/"
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payload = {
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"lsd": self.lsd,
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"fb_api_caller_class": "RelayModern",
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"fb_api_req_friendly_name": "useAbraAcceptTOSForTempUserMutation",
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"variables": json.dumps({
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"dob": birthday,
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"icebreaker_type": "TEXT",
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"__relay_internal__pv__WebPixelRatiorelayprovider": 1,
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}),
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"doc_id": "7604648749596940",
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}
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headers = {
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"x-fb-friendly-name": "useAbraAcceptTOSForTempUserMutation",
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"x-fb-lsd": self.lsd,
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"x-asbd-id": "129477",
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"alt-used": "www.meta.ai",
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"sec-fetch-site": "same-origin"
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}
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async with self.session.post(url, headers=headers, cookies=self.cookies, data=payload) as response:
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await raise_for_status(response, "Fetch access_token failed")
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auth_json = await response.json(content_type=None)
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self.access_token = auth_json["data"]["xab_abra_accept_terms_of_service"]["new_temp_user_auth"]["access_token"]
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async def prompt(self, message: str, cookies: Cookies = None) -> AsyncResult:
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if self.cookies is None:
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await self.update_cookies(cookies)
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if cookies is not None:
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self.access_token = None
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if self.access_token is None and cookies is None:
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await self.update_access_token()
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if self.access_token is None:
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url = "https://www.meta.ai/api/graphql/"
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payload = {"lsd": self.lsd, 'fb_dtsg': self.dtsg}
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headers = {'x-fb-lsd': self.lsd}
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else:
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url = "https://graph.meta.ai/graphql?locale=user"
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payload = {"access_token": self.access_token}
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headers = {}
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headers = {
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'content-type': 'application/x-www-form-urlencoded',
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'cookie': format_cookies(self.cookies),
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'origin': 'https://www.meta.ai',
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'referer': 'https://www.meta.ai/',
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'x-asbd-id': '129477',
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'x-fb-friendly-name': 'useAbraSendMessageMutation',
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**headers
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}
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payload = {
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**payload,
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'fb_api_caller_class': 'RelayModern',
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'fb_api_req_friendly_name': 'useAbraSendMessageMutation',
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"variables": json.dumps({
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"message": {"sensitive_string_value": message},
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"externalConversationId": str(uuid.uuid4()),
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"offlineThreadingId": generate_offline_threading_id(),
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"suggestedPromptIndex": None,
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"flashVideoRecapInput": {"images": []},
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"flashPreviewInput": None,
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"promptPrefix": None,
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"entrypoint": "ABRA__CHAT__TEXT",
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"icebreaker_type": "TEXT",
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"__relay_internal__pv__AbraDebugDevOnlyrelayprovider": False,
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"__relay_internal__pv__WebPixelRatiorelayprovider": 1,
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}),
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'server_timestamps': 'true',
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'doc_id': '7783822248314888'
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}
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async with self.session.post(url, headers=headers, data=payload) as response:
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await raise_for_status(response, "Fetch response failed")
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last_snippet_len = 0
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fetch_id = None
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async for line in response.content:
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if b"<h1>Something Went Wrong</h1>" in line:
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raise ResponseError("Response: Something Went Wrong")
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try:
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json_line = json.loads(line)
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except json.JSONDecodeError:
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continue
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bot_response_message = json_line.get("data", {}).get("node", {}).get("bot_response_message", {})
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streaming_state = bot_response_message.get("streaming_state")
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fetch_id = bot_response_message.get("fetch_id") or fetch_id
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if streaming_state in ("STREAMING", "OVERALL_DONE"):
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imagine_card = bot_response_message.get("imagine_card")
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if imagine_card is not None:
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imagine_session = imagine_card.get("session")
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if imagine_session is not None:
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imagine_medias = imagine_session.get("media_sets", {}).pop().get("imagine_media")
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if imagine_medias is not None:
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image_class = ImageResponse if streaming_state == "OVERALL_DONE" else ImagePreview
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yield image_class([media["uri"] for media in imagine_medias], imagine_medias[0]["prompt"])
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snippet = bot_response_message["snippet"]
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new_snippet_len = len(snippet)
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if new_snippet_len > last_snippet_len:
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yield snippet[last_snippet_len:]
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last_snippet_len = new_snippet_len
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#if last_streamed_response is None:
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# if attempts > 3:
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# raise Exception("MetaAI is having issues and was not able to respond (Server Error)")
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# access_token = await self.get_access_token()
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# return await self.prompt(message=message, attempts=attempts + 1)
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if fetch_id is not None:
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sources = await self.fetch_sources(fetch_id)
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if sources is not None:
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yield sources
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async def update_cookies(self, cookies: Cookies = None):
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async with self.session.get("https://www.meta.ai/", cookies=cookies) as response:
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await raise_for_status(response, "Fetch home failed")
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text = await response.text()
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if "AbraGeoBlockedError" in text:
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raise AbraGeoBlockedError("Meta AI isn't available yet in your country")
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if cookies is None:
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cookies = {
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"_js_datr": self.extract_value(text, "_js_datr"),
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"abra_csrf": self.extract_value(text, "abra_csrf"),
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"datr": self.extract_value(text, "datr"),
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}
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self.lsd = self.extract_value(text, start_str='"LSD",[],{"token":"', end_str='"}')
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self.dtsg = self.extract_value(text, start_str='"DTSGInitialData",[],{"token":"', end_str='"}')
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self.cookies = cookies
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async def fetch_sources(self, fetch_id: str) -> Sources:
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if self.access_token is None:
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url = "https://www.meta.ai/api/graphql/"
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payload = {"lsd": self.lsd, 'fb_dtsg': self.dtsg}
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headers = {'x-fb-lsd': self.lsd}
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else:
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url = "https://graph.meta.ai/graphql?locale=user"
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payload = {"access_token": self.access_token}
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headers = {}
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payload = {
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**payload,
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"fb_api_caller_class": "RelayModern",
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"fb_api_req_friendly_name": "AbraSearchPluginDialogQuery",
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"variables": json.dumps({"abraMessageFetchID": fetch_id}),
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"server_timestamps": "true",
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"doc_id": "6946734308765963",
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}
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headers = {
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"authority": "graph.meta.ai",
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"x-fb-friendly-name": "AbraSearchPluginDialogQuery",
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**headers
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}
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async with self.session.post(url, headers=headers, cookies=self.cookies, data=payload) as response:
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await raise_for_status(response, "Fetch sources failed")
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text = await response.text()
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if "<h1>Something Went Wrong</h1>" in text:
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raise ResponseError("Response: Something Went Wrong")
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try:
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response_json = json.loads(text)
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message = response_json["data"]["message"]
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if message is not None:
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searchResults = message["searchResults"]
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if searchResults is not None:
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return Sources(searchResults["references"])
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except (KeyError, TypeError, json.JSONDecodeError):
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raise RuntimeError(f"Response: {text}")
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@staticmethod
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def extract_value(text: str, key: str = None, start_str = None, end_str = '",') -> str:
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if start_str is None:
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start_str = f'{key}":{{"value":"'
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start = text.find(start_str)
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if start >= 0:
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start+= len(start_str)
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end = text.find(end_str, start)
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if end >= 0:
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return text[start:end]
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def generate_offline_threading_id() -> str:
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"""
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Generates an offline threading ID.
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Returns:
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str: The generated offline threading ID.
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"""
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# Generate a random 64-bit integer
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random_value = random.getrandbits(64)
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# Get the current timestamp in milliseconds
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timestamp = int(time.time() * 1000)
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# Combine timestamp and random value
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threading_id = (timestamp << 22) | (random_value & ((1 << 22) - 1))
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return str(threading_id) |