gpt4free/g4f/Provider/ChatgptFree.py

107 lines
4.0 KiB
Python

from __future__ import annotations
import re
import json
import asyncio
from ..requests import StreamSession, raise_for_status
from ..typing import Messages, AsyncGenerator
from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
from .helper import format_prompt
class ChatgptFree(AsyncGeneratorProvider, ProviderModelMixin):
url = "https://chatgptfree.ai"
working = False
_post_id = None
_nonce = None
default_model = 'gpt-4o-mini-2024-07-18'
models = [default_model]
model_aliases = {
"gpt-4o-mini": "gpt-4o-mini-2024-07-18",
}
@classmethod
async def create_async_generator(
cls,
model: str,
messages: Messages,
proxy: str = None,
timeout: int = 120,
cookies: dict = None,
**kwargs
) -> AsyncGenerator[str, None]:
headers = {
'authority': 'chatgptfree.ai',
'accept': '*/*',
'accept-language': 'en,fr-FR;q=0.9,fr;q=0.8,es-ES;q=0.7,es;q=0.6,en-US;q=0.5,am;q=0.4,de;q=0.3',
'origin': 'https://chatgptfree.ai',
'referer': 'https://chatgptfree.ai/chat/',
'sec-ch-ua': '"Chromium";v="118", "Google Chrome";v="118", "Not=A?Brand";v="99"',
'sec-ch-ua-mobile': '?0',
'sec-ch-ua-platform': '"macOS"',
'sec-fetch-dest': 'empty',
'sec-fetch-mode': 'cors',
'sec-fetch-site': 'same-origin',
'user-agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36',
}
async with StreamSession(
headers=headers,
cookies=cookies,
impersonate="chrome",
proxies={"all": proxy},
timeout=timeout
) as session:
if not cls._nonce:
async with session.get(f"{cls.url}/") as response:
await raise_for_status(response)
response = await response.text()
result = re.search(r'data-post-id="([0-9]+)"', response)
if not result:
raise RuntimeError("No post id found")
cls._post_id = result.group(1)
result = re.search(r'data-nonce="(.*?)"', response)
if result:
cls._nonce = result.group(1)
else:
raise RuntimeError("No nonce found")
prompt = format_prompt(messages)
data = {
"_wpnonce": cls._nonce,
"post_id": cls._post_id,
"url": cls.url,
"action": "wpaicg_chat_shortcode_message",
"message": prompt,
"bot_id": "0"
}
async with session.post(f"{cls.url}/wp-admin/admin-ajax.php", data=data, cookies=cookies) as response:
await raise_for_status(response)
buffer = ""
async for line in response.iter_lines():
line = line.decode('utf-8').strip()
if line.startswith('data: '):
data = line[6:]
if data == '[DONE]':
break
try:
json_data = json.loads(data)
content = json_data['choices'][0]['delta'].get('content', '')
if content:
yield content
except json.JSONDecodeError:
continue
elif line:
buffer += line
if buffer:
try:
json_response = json.loads(buffer)
if 'data' in json_response:
yield json_response['data']
except json.JSONDecodeError:
print(f"Failed to decode final JSON. Buffer content: {buffer}")