from __future__ import annotations
from urllib.parse import urlparse
from typing import Union
from aiohttp import ClientResponse
from requests import Response as RequestsResponse
try:
from curl_cffi.requests import Session, Response
from .curl_cffi import StreamResponse, StreamSession
has_curl_cffi = True
except ImportError:
from typing import Type as Session, Type as Response
from .aiohttp import StreamResponse, StreamSession
has_curl_cffi = False
from ..webdriver import WebDriver, WebDriverSession
from ..webdriver import user_config_dir, bypass_cloudflare, get_driver_cookies
from ..errors import MissingRequirementsError, RateLimitError, ResponseStatusError
from .defaults import DEFAULT_HEADERS
def get_args_from_browser(
url: str,
webdriver: WebDriver = None,
proxy: str = None,
timeout: int = 120,
do_bypass_cloudflare: bool = True,
virtual_display: bool = False
) -> dict:
"""
Create a Session object using a WebDriver to handle cookies and headers.
Args:
url (str): The URL to navigate to using the WebDriver.
webdriver (WebDriver, optional): The WebDriver instance to use.
proxy (str, optional): Proxy server to use for the Session.
timeout (int, optional): Timeout in seconds for the WebDriver.
Returns:
Session: A Session object configured with cookies and headers from the WebDriver.
"""
user_data_dir = "" #user_config_dir(f"g4f-{urlparse(url).hostname}")
with WebDriverSession(webdriver, user_data_dir, proxy=proxy, virtual_display=virtual_display) as driver:
if do_bypass_cloudflare:
bypass_cloudflare(driver, url, timeout)
user_agent = driver.execute_script("return navigator.userAgent")
headers = {
**DEFAULT_HEADERS,
'referer': url,
'user-agent': user_agent,
}
if hasattr(driver, "requests"):
for request in driver.requests:
if request.url.startswith(url):
for key, value in request.headers.items():
if key in (
"accept-encoding",
"accept-language",
"user-agent",
"sec-ch-ua",
"sec-ch-ua-platform",
"sec-ch-ua-arch",
"sec-ch-ua-full-version",
"sec-ch-ua-platform-version",
"sec-ch-ua-bitness"
):
headers[key] = value
break
cookies = get_driver_cookies(driver)
return {
'cookies': cookies,
'headers': headers,
}
def get_session_from_browser(url: str, webdriver: WebDriver = None, proxy: str = None, timeout: int = 120) -> Session:
if not has_curl_cffi:
raise MissingRequirementsError('Install "curl_cffi" package')
args = get_args_from_browser(url, webdriver, proxy, timeout)
return Session(
**args,
proxies={"https": proxy, "http": proxy},
timeout=timeout,
impersonate="chrome"
)
async def raise_for_status_async(response: Union[StreamResponse, ClientResponse]):
if response.status in (429, 402):
raise RateLimitError(f"Response {response.status}: Rate limit reached")
text = await response.text() if not response.ok else None
if response.status == 403 and "<title>Just a moment...</title>" in text:
raise ResponseStatusError(f"Response {response.status}: Cloudflare detected")
elif not response.ok:
raise ResponseStatusError(f"Response {response.status}: {text}")
def raise_for_status(response: Union[StreamResponse, ClientResponse, Response, RequestsResponse]):
if isinstance(response, StreamSession) or isinstance(response, ClientResponse):
return raise_for_status_async(response)
if response.status_code in (429, 402):
raise RateLimitError(f"Response {response.status_code}: Rate limit reached")
elif response.status_code == 403 and "<title>Just a moment...</title>" in response.text:
raise ResponseStatusError(f"Response {response.status_code}: Cloudflare detected")
elif not response.ok:
raise ResponseStatusError(f"Response {response.status_code}: {response.text}")
