mirror of
https://github.com/tcsenpai/agenticSeek.git
synced 2025-06-06 19:15:28 +00:00
536 lines
22 KiB
Python
536 lines
22 KiB
Python
from selenium import webdriver
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from selenium.webdriver.chrome.service import Service
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from selenium.webdriver.chrome.options import Options
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from selenium.webdriver.common.by import By
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from selenium.webdriver.support.ui import WebDriverWait
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from selenium.webdriver.support import expected_conditions as EC
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from selenium.common.exceptions import TimeoutException, WebDriverException
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from selenium.webdriver.common.action_chains import ActionChains
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from selenium.webdriver.chrome.options import Options
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from typing import List
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import chromedriver_autoinstaller
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import time
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import os
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import shutil
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from bs4 import BeautifulSoup
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import markdownify
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import logging
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import sys
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import re
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from urllib.parse import urlparse
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class Browser:
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def __init__(self, headless=False, anticaptcha_install=False):
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"""Initialize the browser with optional headless mode."""
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self.headers = {
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'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36',
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8',
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'Accept-Language': 'en-US,en;q=0.9',
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'Referer': 'https://www.google.com/',
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}
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try:
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chrome_options = Options()
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chrome_path = self.get_chrome_path()
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if not chrome_path:
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raise FileNotFoundError("Google Chrome not found. Please install it.")
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chrome_options.binary_location = chrome_path
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if headless:
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chrome_options.add_argument("--headless")
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chrome_options.add_argument("--disable-gpu")
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chrome_options.add_argument("--no-sandbox")
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chrome_options.add_argument("--disable-dev-shm-usage")
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chrome_options.add_argument("--autoplay-policy=user-gesture-required")
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chrome_options.add_argument("--mute-audio")
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chrome_options.add_argument("--disable-webgl")
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chrome_options.add_argument("--disable-notifications")
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security_prefs = {
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"profile.default_content_setting_values.media_stream": 2, # Block webcam/mic
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"profile.default_content_setting_values.notifications": 2, # Block notifications
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"profile.default_content_setting_values.popups": 2, # Block pop-ups
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"profile.default_content_setting_values.geolocation": 2, # Block geolocation
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"download_restrictions": 3, # Block all downloads
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"safebrowsing.enabled": True, # Enable safe browsing
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}
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chrome_options.add_experimental_option("prefs", security_prefs)
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chromedriver_path = shutil.which("chromedriver") # system installed driver.
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#If not found, try auto-installing the correct version
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if not chromedriver_path:
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chromedriver_path = chromedriver_autoinstaller.install()
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if not chromedriver_path:
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raise FileNotFoundError("ChromeDriver not found. Please install it or add it to your PATH.")
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service = Service(chromedriver_path)
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self.driver = webdriver.Chrome(service=service, options=chrome_options)
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self.wait = WebDriverWait(self.driver, 10)
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self.logger = logging.getLogger(__name__)
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self.logger.info("Browser initialized successfully")
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except Exception as e:
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raise Exception(f"Failed to initialize browser: {str(e)}")
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@staticmethod
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def get_chrome_path() -> str:
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if sys.platform.startswith("win"):
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paths = [
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"C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe",
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"C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe",
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os.path.join(os.environ.get("LOCALAPPDATA", ""), "Google\\Chrome\\Application\\chrome.exe") # User install
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]
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elif sys.platform.startswith("darwin"): # macOS
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paths = ["/Applications/Google Chrome.app/Contents/MacOS/Google Chrome",
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"/Applications/Google Chrome Beta.app/Contents/MacOS/Google Chrome Beta"]
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else: # Linux
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paths = ["/usr/bin/google-chrome", "/usr/bin/chromium-browser", "/usr/bin/chromium"]
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for path in paths:
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if os.path.exists(path) and os.access(path, os.X_OK): # Check if executable
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return path
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return None
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def load_anticatpcha(self):
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# TODO load anticapcha extension from crx file
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pass
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def go_to(self, url:str) -> bool:
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"""Navigate to a specified URL."""
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try:
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initial_handles = self.driver.window_handles
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self.driver.get(url)
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time.sleep(1)
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self.apply_web_countermeasures()
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self.logger.info(f"Navigated to: {url}")
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return True
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except WebDriverException as e:
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self.logger.error(f"Error navigating to {url}: {str(e)}")
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return False
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def is_sentence(self, text:str) -> bool:
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"""Check if the text qualifies as a meaningful sentence or contains important error codes."""
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text = text.strip()
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error_codes = ["404", "403", "500", "502", "503"]
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if any(code in text for code in error_codes):
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return True
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words = re.findall(r'\w+', text, re.UNICODE)
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word_count = len(words)
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has_punctuation = any(text.endswith(p) for p in ['.', '，', ',', '!', '?', '。', '！', '？', '।', '۔'])
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is_long_enough = word_count > 5
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return (word_count >= 5 and (has_punctuation or is_long_enough))
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def get_text(self) -> str | None:
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"""Get page text and convert it to README (Markdown) format."""
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try:
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soup = BeautifulSoup(self.driver.page_source, 'html.parser')
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for element in soup(['script', 'style']):
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element.decompose()
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text = soup.get_text()
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lines = (line.strip() for line in text.splitlines())
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chunks = (phrase.strip() for line in lines for phrase in line.split(" "))
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text = "\n".join(chunk for chunk in chunks if chunk and self.is_sentence(chunk))
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#markdown_text = markdownify.markdownify(text, heading_style="ATX")
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return "[Start of page]\n" + text + "\n[End of page]"
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except Exception as e:
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self.logger.error(f"Error getting text: {str(e)}")
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return None
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def clean_url(self, url:str) -> str:
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"""Clean URL to keep only the part needed for navigation to the page"""
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clean = url.split('#')[0]
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parts = clean.split('?', 1)
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base_url = parts[0]
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if len(parts) > 1:
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query = parts[1]
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essential_params = []
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for param in query.split('&'):
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if param.startswith('_skw=') or param.startswith('q=') or param.startswith('s='):
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essential_params.append(param)
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elif param.startswith('_') or param.startswith('hash=') or param.startswith('itmmeta='):
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break
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if essential_params:
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return f"{base_url}?{'&'.join(essential_params)}"
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return base_url
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def is_link_valid(self, url:str) -> bool:
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"""Check if a URL is a valid link (page, not related to icon or metadata)."""
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if len(url) > 64:
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return False
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parsed_url = urlparse(url)
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if not parsed_url.scheme or not parsed_url.netloc:
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return False
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if re.search(r'/\d+$', parsed_url.path):
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return False
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image_extensions = ['.jpg', '.jpeg', '.png', '.gif', '.bmp', '.tiff', '.webp']
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metadata_extensions = ['.ico', '.xml', '.json', '.rss', '.atom']
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for ext in image_extensions + metadata_extensions:
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if url.lower().endswith(ext):
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return False
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return True
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def get_navigable(self) -> [str]:
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"""Get all navigable links on the current page."""
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try:
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links = []
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elements = self.driver.find_elements(By.TAG_NAME, "a")
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for element in elements:
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href = element.get_attribute("href")
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if href and href.startswith(("http", "https")):
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links.append({
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"url": href,
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"text": element.text.strip(),
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"is_displayed": element.is_displayed()
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})
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self.logger.info(f"Found {len(links)} navigable links")
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return [self.clean_url(link['url']) for link in links if (link['is_displayed'] == True and self.is_link_valid(link['url']))]
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except Exception as e:
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self.logger.error(f"Error getting navigable links: {str(e)}")
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return []
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def click_element(self, xpath: str) -> bool:
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"""Click an element specified by XPath."""
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try:
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element = self.wait.until(
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EC.element_to_be_clickable((By.XPATH, xpath))
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)
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if not element.is_displayed():
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self.logger.error(f"Element at {xpath} is not visible")
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return False
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if not element.is_enabled():
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self.logger.error(f"Element at {xpath} is disabled")
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return False
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try:
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self.driver.execute_script("arguments[0].scrollIntoView({block: 'center', behavior: 'smooth'});", element)
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time.sleep(0.1) # Wait for scroll to settle
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element.click()
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self.logger.info(f"Clicked element at {xpath} using standard click")
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return True
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except ElementClickInterceptedException as e:
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self.logger.warning(f"Standard click intercepted for {xpath}: {str(e)}")
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try:
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self.driver.execute_script("arguments[0].click();", element)
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self.logger.info(f"Clicked element at {xpath} using JavaScript click")
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time.sleep(0.1)
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return True
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except Exception as js_e:
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self.logger.error(f"JavaScript click failed for {xpath}: {str(js_e)}")
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return False
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except TimeoutException:
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self.logger.error(f"Element not found or not clickable within timeout: {xpath}")
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return False
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except Exception as e:
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self.logger.error(f"Unexpected error clicking element at {xpath}: {str(e)}")
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return False
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def get_form_inputs(self) -> [str]:
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"""Extract all input from the page and return them."""
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try:
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input_elements = self.driver.find_elements(By.TAG_NAME, "input")
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if not input_elements:
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return "No input forms found on the page."
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form_strings = []
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for element in input_elements:
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input_type = element.get_attribute("type") or "text"
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if input_type in ["hidden", "submit", "button", "image"] or not element.is_displayed():
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continue
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input_name = element.get_attribute("name") or element.get_attribute("id") or input_type
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current_value = element.get_attribute("value") or ""
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placeholder = element.get_attribute("placeholder") or ""
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if input_type == "checkbox" or input_type == "radio":
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checked_status = "checked" if element.is_selected() else "unchecked"
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form_strings.append(f"[{input_name}]({checked_status})")
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else:
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display_value = f"{placeholder}" if placeholder and not current_value else f"{current_value}"
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form_strings.append(f"[{input_name}]({display_value})")
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return form_strings
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except Exception as e:
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self.logger.error(f"Error extracting form inputs: {str(e)}")
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return f"Error extracting form inputs: {str(e)}"
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def find_input_xpath_by_name(self, name:str) -> str | None:
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"""Find the XPath of an input element given its name or id."""
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try:
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xpaths = [
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f"//input[@name='{name}']",
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f"//input[@id='{name}']",
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f"//input[@placeholder='{name}']",
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f"//input[@aria-label='{name}']",
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f"//label[contains(text(), '{name}')]//following::input[1]"
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]
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for xpath in xpaths:
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try:
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element = self.wait.until(EC.presence_of_element_located((By.XPATH, xpath)))
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if element.is_displayed() and element.is_enabled():
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return xpath
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except:
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continue
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self.logger.warning(f"No visible input found for name: {name}")
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return None
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except Exception as e:
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self.logger.error(f"Error finding input XPath for {name}: {str(e)}")
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return None
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def get_buttons_xpath(self):
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"""
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Find buttons and return their type and xpath.
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"""
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buttons = self.driver.find_elements(By.TAG_NAME, "button") + \
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self.driver.find_elements(By.XPATH, "//input[@type='submit']")
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result = []
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for i, button in enumerate(buttons):
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if not button.is_displayed() or not button.is_enabled():
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continue
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text = (button.text or button.get_attribute("value") or "").lower().replace(' ', '')
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xpath = f"(//button | //input[@type='submit'])[{i + 1}]"
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if "login" in text or "sign" in text or "register":
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result.append((text, xpath))
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result.sort(key=lambda x: len(x[0]))
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return result
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def find_and_click_submit(self, btn_type:str = 'login') -> None:
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buttons = self.get_buttons_xpath()
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print(f"Found buttons:", buttons)
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for button in buttons:
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if button[0] == btn_type:
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print("clicking button:", button[0])
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self.click_element(button[1])
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def fill_form_inputs(self, input_list:[str]) -> bool:
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"""Fill form inputs based on a list of [name](value) strings."""
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try:
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for input_str in input_list:
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match = re.match(r'\[(.*?)\]\((.*?)\)', input_str)
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if not match:
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self.logger.warning(f"Invalid format for input: {input_str}")
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continue
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name, value = match.groups()
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name = name.strip()
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value = value.strip()
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xpath = self.find_input_xpath_by_name(name)
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if not xpath:
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self.logger.warning(f"Skipping {name} - element not found")
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continue
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element = self.driver.find_element(By.XPATH, xpath)
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input_type = (element.get_attribute("type") or "text").lower()
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if input_type in ["checkbox", "radio"]:
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is_checked = element.is_selected()
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should_be_checked = value.lower() == "checked"
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if is_checked != should_be_checked:
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element.click()
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self.logger.info(f"Set {name} to {value}")
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else:
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element.clear()
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element.send_keys(value)
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self.logger.info(f"Filled {name} with {value}")
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return True
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except Exception as e:
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self.logger.error(f"Error filling form inputs: {str(e)}")
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return False
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def get_current_url(self) -> str:
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"""Get the current URL of the page."""
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return self.driver.current_url
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def get_page_title(self) -> str:
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"""Get the title of the current page."""
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return self.driver.title
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def scroll_bottom(self) -> bool:
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"""Scroll to the bottom of the page."""
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try:
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self.driver.execute_script(
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"window.scrollTo(0, document.body.scrollHeight);"
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)
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time.sleep(1) # Wait for scroll to complete
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return True
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except Exception as e:
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self.logger.error(f"Error scrolling: {str(e)}")
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return False
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def screenshot(self, filename:str) -> bool:
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"""Take a screenshot of the current page."""
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try:
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self.driver.save_screenshot(filename)
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self.logger.info(f"Screenshot saved as {filename}")
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return True
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except Exception as e:
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self.logger.error(f"Error taking screenshot: {str(e)}")
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return False
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#######################
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# WEB SECURITY #
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#######################
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def apply_web_countermeasures(self):
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"""
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Apply security measures to block any website malicious execution, privacy violation etc..
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"""
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self.inject_safety_script()
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self.neutralize_event_listeners()
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self.monitor_and_reset_css()
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self.block_clipboard_access()
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self.limit_intervals_and_timeouts()
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self.block_external_requests()
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self.monitor_and_close_popups()
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def inject_safety_script(self):
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script = """
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// Block hardware access by removing or disabling APIs
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Object.defineProperty(navigator, 'serial', { get: () => undefined });
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Object.defineProperty(navigator, 'hid', { get: () => undefined });
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Object.defineProperty(navigator, 'bluetooth', { get: () => undefined });
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// Block media playback
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HTMLMediaElement.prototype.play = function() {
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this.pause(); // Immediately pause if play is called
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return Promise.reject('Blocked by script');
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};
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// Block fullscreen requests
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Element.prototype.requestFullscreen = function() {
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console.log('Blocked fullscreen request');
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return Promise.reject('Blocked by script');
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};
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// Block pointer lock
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Element.prototype.requestPointerLock = function() {
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console.log('Blocked pointer lock');
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};
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// Block iframe creation (optional, since browser already blocks these)
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const originalCreateElement = document.createElement;
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document.createElement = function(tagName) {
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if (tagName.toLowerCase() === 'iframe') {
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console.log('Blocked iframe creation');
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return null;
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}
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return originalCreateElement.apply(this, arguments);
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};
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// Block annoying dialogs
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window.alert = function() {};
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window.confirm = function() { return false; };
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window.prompt = function() { return null; };
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"""
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self.driver.execute_script(script)
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def neutralize_event_listeners(self):
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script = """
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const originalAddEventListener = EventTarget.prototype.addEventListener;
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EventTarget.prototype.addEventListener = function(type, listener, options) {
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if (['mousedown', 'mouseup', 'click', 'touchstart', 'keydown', 'keyup', 'keypress'].includes(type)) {
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console.log(`Blocked adding listener for ${type}`);
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return;
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}
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originalAddEventListener.apply(this, arguments);
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};
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"""
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self.driver.execute_script(script)
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def monitor_and_reset_css(self):
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script = """
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const observer = new MutationObserver((mutations) => {
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mutations.forEach((mutation) => {
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if (mutation.type === 'attributes' && mutation.attributeName === 'style') {
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const html = document.querySelector('html');
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if (html.style.cursor === 'none') {
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html.style.cursor = 'auto';
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}
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}
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});
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});
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observer.observe(document.querySelector('html'), { attributes: true });
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"""
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self.driver.execute_script(script)
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def block_clipboard_access(self):
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script = """
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navigator.clipboard.readText = function() {
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console.log('Blocked clipboard read');
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return Promise.reject('Blocked');
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};
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navigator.clipboard.writeText = function() {
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console.log('Blocked clipboard write');
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return Promise.resolve();
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};
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"""
|
||
self.driver.execute_script(script)
|
||
|
||
def limit_intervals_and_timeouts(self):
|
||
script = """
|
||
const originalSetInterval = window.setInterval;
|
||
window.setInterval = function(callback, delay) {
|
||
if (typeof callback === 'function' && callback.toString().includes('alert')) {
|
||
console.log('Blocked suspicious interval');
|
||
return;
|
||
}
|
||
return originalSetInterval.apply(this, arguments);
|
||
};
|
||
"""
|
||
self.driver.execute_script(script)
|
||
|
||
def monitor_and_close_popups(self):
|
||
initial_handles = self.driver.window_handles
|
||
for handle in self.driver.window_handles:
|
||
if handle not in initial_handles:
|
||
self.driver.switch_to.window(handle)
|
||
self.driver.close()
|
||
self.driver.switch_to.window(self.driver.window_handles[0])
|
||
|
||
def block_external_requests(self):
|
||
script = """
|
||
window.fetch = function() {
|
||
console.log('Blocked fetch request');
|
||
return Promise.reject('Blocked');
|
||
};
|
||
"""
|
||
self.driver.execute_script(script)
|
||
|
||
def close(self):
|
||
"""Close the browser."""
|
||
try:
|
||
self.driver.quit()
|
||
self.logger.info("Browser closed")
|
||
except Exception as e:
|
||
raise e
|
||
|
||
def __del__(self):
|
||
"""Destructor to ensure browser is closed."""
|
||
self.close()
|
||
|
||
if __name__ == "__main__":
|
||
logging.basicConfig(level=logging.INFO)
|
||
|
||
browser = Browser(headless=False)
|
||
|
||
try:
|
||
# stress test
|
||
browser.load_anticatpcha()
|
||
browser.go_to("https://stackoverflow.com/users/login")
|
||
text = browser.get_text()
|
||
print("Page Text in Markdown:")
|
||
print(text)
|
||
links = browser.get_navigable()
|
||
print("\nNavigable Links:", links)
|
||
inputs = browser.get_form_inputs()
|
||
print("\nInputs:")
|
||
print(inputs)
|
||
inputs = ['[q]()', '[email](mlg.fcu@gmail.com)', '[password](hello123)']
|
||
browser.fill_form_inputs(inputs)
|
||
browser.find_and_click_submit()
|
||
time.sleep(10)
|
||
#print("WARNING SECURITY STRESS TEST WILL BE RUN IN 20s")
|
||
#time.sleep(20)
|
||
#browser.go_to("https://theannoyingsite.com/")
|
||
#time.sleep(15)
|
||
finally:
|
||
browser.close()
|