mirror of
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250 lines
9.3 KiB
Python
250 lines
9.3 KiB
Python
"""
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This module provides functionalities for creating and managing images using Bing's service.
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It includes functions for user login, session creation, image creation, and processing.
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"""
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import asyncio
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import time
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import json
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import os
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from aiohttp import ClientSession
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from bs4 import BeautifulSoup
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from urllib.parse import quote
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from typing import Generator, List, Dict
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from ..create_images import CreateImagesProvider
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from ..helper import get_cookies, get_event_loop
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from ...webdriver import WebDriver, get_driver_cookies, get_browser
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from ...base_provider import ProviderType
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from ...image import format_images_markdown
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BING_URL = "https://www.bing.com"
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TIMEOUT_LOGIN = 1200
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TIMEOUT_IMAGE_CREATION = 300
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ERRORS = [
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"this prompt is being reviewed",
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"this prompt has been blocked",
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"we're working hard to offer image creator in more languages",
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"we can't create your images right now"
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]
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BAD_IMAGES = [
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"https://r.bing.com/rp/in-2zU3AJUdkgFe7ZKv19yPBHVs.png",
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"https://r.bing.com/rp/TX9QuO3WzcCJz1uaaSwQAz39Kb0.jpg",
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]
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def wait_for_login(driver: WebDriver, timeout: int = TIMEOUT_LOGIN) -> None:
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"""
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Waits for the user to log in within a given timeout period.
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Args:
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driver (WebDriver): Webdriver for browser automation.
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timeout (int): Maximum waiting time in seconds.
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Raises:
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RuntimeError: If the login process exceeds the timeout.
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"""
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driver.get(f"{BING_URL}/")
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start_time = time.time()
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while not driver.get_cookie("_U"):
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if time.time() - start_time > timeout:
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raise RuntimeError("Timeout error")
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time.sleep(0.5)
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def create_session(cookies: Dict[str, str]) -> ClientSession:
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"""
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Creates a new client session with specified cookies and headers.
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Args:
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cookies (Dict[str, str]): Cookies to be used for the session.
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Returns:
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ClientSession: The created client session.
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"""
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headers = {
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"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
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"accept-encoding": "gzip, deflate, br",
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"accept-language": "en-US,en;q=0.9,zh-CN;q=0.8,zh-TW;q=0.7,zh;q=0.6",
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"content-type": "application/x-www-form-urlencoded",
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"referrer-policy": "origin-when-cross-origin",
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"referrer": "https://www.bing.com/images/create/",
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"origin": "https://www.bing.com",
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"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36 Edg/111.0.1661.54",
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"sec-ch-ua": "\"Microsoft Edge\";v=\"111\", \"Not(A:Brand\";v=\"8\", \"Chromium\";v=\"111\"",
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"sec-ch-ua-mobile": "?0",
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"sec-fetch-dest": "document",
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"sec-fetch-mode": "navigate",
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"sec-fetch-site": "same-origin",
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"sec-fetch-user": "?1",
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"upgrade-insecure-requests": "1",
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}
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if cookies:
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headers["Cookie"] = "; ".join(f"{k}={v}" for k, v in cookies.items())
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return ClientSession(headers=headers)
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async def create_images(session: ClientSession, prompt: str, proxy: str = None, timeout: int = TIMEOUT_IMAGE_CREATION) -> List[str]:
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"""
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Creates images based on a given prompt using Bing's service.
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Args:
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session (ClientSession): Active client session.
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prompt (str): Prompt to generate images.
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proxy (str, optional): Proxy configuration.
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timeout (int): Timeout for the request.
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Returns:
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List[str]: A list of URLs to the created images.
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Raises:
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RuntimeError: If image creation fails or times out.
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"""
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url_encoded_prompt = quote(prompt)
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payload = f"q={url_encoded_prompt}&rt=4&FORM=GENCRE"
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url = f"{BING_URL}/images/create?q={url_encoded_prompt}&rt=4&FORM=GENCRE"
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async with session.post(url, allow_redirects=False, data=payload, timeout=timeout) as response:
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response.raise_for_status()
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text = (await response.text()).lower()
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for error in ERRORS:
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if error in text:
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raise RuntimeError(f"Create images failed: {error}")
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if response.status != 302:
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url = f"{BING_URL}/images/create?q={url_encoded_prompt}&rt=3&FORM=GENCRE"
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async with session.post(url, allow_redirects=False, proxy=proxy, timeout=timeout) as response:
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if response.status != 302:
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raise RuntimeError(f"Create images failed. Code: {response.status}")
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redirect_url = response.headers["Location"].replace("&nfy=1", "")
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redirect_url = f"{BING_URL}{redirect_url}"
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request_id = redirect_url.split("id=")[1]
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async with session.get(redirect_url) as response:
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response.raise_for_status()
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polling_url = f"{BING_URL}/images/create/async/results/{request_id}?q={url_encoded_prompt}"
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start_time = time.time()
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while True:
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if time.time() - start_time > timeout:
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raise RuntimeError(f"Timeout error after {timeout} sec")
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async with session.get(polling_url) as response:
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if response.status != 200:
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raise RuntimeError(f"Polling images faild. Code: {response.status}")
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text = await response.text()
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if not text:
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await asyncio.sleep(1)
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else:
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break
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error = None
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try:
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error = json.loads(text).get("errorMessage")
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except:
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pass
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if error == "Pending":
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raise RuntimeError("Prompt is been blocked")
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elif error:
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raise RuntimeError(error)
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return read_images(text)
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def read_images(html_content: str) -> List[str]:
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"""
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Extracts image URLs from the HTML content.
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Args:
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html_content (str): HTML content containing image URLs.
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Returns:
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List[str]: A list of image URLs.
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"""
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soup = BeautifulSoup(html_content, "html.parser")
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tags = soup.find_all("img", class_="mimg")
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images = [img["src"].split("?w=")[0] for img in tags]
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if any(im in BAD_IMAGES for im in images):
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raise RuntimeError("Bad images found")
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if not images:
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raise RuntimeError("No images found")
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return images
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async def create_images_markdown(cookies: Dict[str, str], prompt: str, proxy: str = None) -> str:
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"""
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Creates markdown formatted string with images based on the prompt.
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Args:
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cookies (Dict[str, str]): Cookies to be used for the session.
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prompt (str): Prompt to generate images.
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proxy (str, optional): Proxy configuration.
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Returns:
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str: Markdown formatted string with images.
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"""
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async with create_session(cookies) as session:
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images = await create_images(session, prompt, proxy)
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return format_images_markdown(images, prompt)
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def get_cookies_from_browser(proxy: str = None) -> Dict[str, str]:
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"""
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Retrieves cookies from the browser using webdriver.
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Args:
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proxy (str, optional): Proxy configuration.
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Returns:
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Dict[str, str]: Retrieved cookies.
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"""
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with get_browser(proxy=proxy) as driver:
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wait_for_login(driver)
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time.sleep(1)
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return get_driver_cookies(driver)
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class CreateImagesBing:
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"""A class for creating images using Bing."""
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_cookies: Dict[str, str] = {}
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@classmethod
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def create_completion(cls, prompt: str, cookies: Dict[str, str] = None, proxy: str = None) -> Generator[str, None, None]:
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"""
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Generator for creating imagecompletion based on a prompt.
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Args:
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prompt (str): Prompt to generate images.
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cookies (Dict[str, str], optional): Cookies for the session. If None, cookies are retrieved automatically.
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proxy (str, optional): Proxy configuration.
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Yields:
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Generator[str, None, None]: The final output as markdown formatted string with images.
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"""
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loop = get_event_loop()
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cookies = cookies or cls._cookies or get_cookies(".bing.com")
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if "_U" not in cookies:
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login_url = os.environ.get("G4F_LOGIN_URL")
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if login_url:
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yield f"Please login: [Bing]({login_url})\n\n"
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cls._cookies = cookies = get_cookies_from_browser(proxy)
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yield loop.run_until_complete(create_images_markdown(cookies, prompt, proxy))
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@classmethod
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async def create_async(cls, prompt: str, cookies: Dict[str, str] = None, proxy: str = None) -> str:
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"""
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Asynchronously creates a markdown formatted string with images based on the prompt.
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Args:
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prompt (str): Prompt to generate images.
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cookies (Dict[str, str], optional): Cookies for the session. If None, cookies are retrieved automatically.
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proxy (str, optional): Proxy configuration.
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Returns:
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str: Markdown formatted string with images.
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"""
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cookies = cookies or cls._cookies or get_cookies(".bing.com")
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if "_U" not in cookies:
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cls._cookies = cookies = get_cookies_from_browser(proxy)
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return await create_images_markdown(cookies, prompt, proxy)
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def patch_provider(provider: ProviderType) -> CreateImagesProvider:
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"""
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Patches a provider to include image creation capabilities.
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Args:
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provider (ProviderType): The provider to be patched.
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Returns:
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CreateImagesProvider: The patched provider with image creation capabilities.
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"""
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return CreateImagesProvider(provider, CreateImagesBing.create_completion, CreateImagesBing.create_async) |