Create stealth_browser.py

stealth_browser.py

@@ -0,0 +1,105 @@
+from playwright.sync_api import sync_playwright
+import random
+import time
+
+# -----------------------------
+# Human-like delay
+# -----------------------------
+def human_delay(min_ms=200, max_ms=800):
+    time.sleep(random.uniform(min_ms / 1000, max_ms / 1000))
+
+
+# -----------------------------
+# Stealth browser launcher
+# -----------------------------
+def launch_stealth_browser(headless=True):
+    p = sync_playwright().start()
+
+    browser = p.chromium.launch(
+        headless=headless,
+        args=[
+            "--disable-blink-features=AutomationControlled",
+            "--disable-infobars",
+            "--disable-dev-shm-usage",
+            "--no-sandbox",
+            "--disable-gpu",
+            "--disable-extensions",
+        ]
+    )
+
+    context = browser.new_context(
+        user_agent=random_user_agent(),
+        viewport=random_viewport(),
+        locale="en-US",
+        timezone_id="America/New_York",
+        permissions=["geolocation"],
+        java_script_enabled=True,
+    )
+
+    # Mask webdriver + automation traces
+    context.add_init_script("""
+        Object.defineProperty(navigator, 'webdriver', { get: () => undefined });
+        Object.defineProperty(navigator, 'languages', { get: () => ['en-US', 'en'] });
+        Object.defineProperty(navigator, 'plugins', { 
+            get: () => [1, 2, 3, 4, 5] 
+        });
+    """)
+
+    page = context.new_page()
+    return p, browser, context, page
+
+
+# -----------------------------
+# Random viewport
+# -----------------------------
+def random_viewport():
+    return {
+        "width": random.choice([1366, 1440, 1536, 1600, 1920]),
+        "height": random.choice([768, 900, 1024, 1080]),
+    }
+
+
+# -----------------------------
+# High-quality user agents
+# -----------------------------
+def random_user_agent():
+    return random.choice([
+        "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36",
+        "Mozilla/5.0 (Macintosh; Intel Mac OS X 13_2) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1 Safari/605.1.15",
+        "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36",
+    ])
+
+
+# -----------------------------
+# Cloudflare-aware navigation
+# -----------------------------
+def stealth_goto(page, url):
+    page.goto(url, wait_until="domcontentloaded", timeout=45000)
+
+    human_delay(800, 1600)
+
+    # Simulate small mouse movements
+    for _ in range(random.randint(2, 5)):
+        page.mouse.move(
+            random.randint(100, 800),
+            random.randint(100, 600),
+            steps=random.randint(5, 20)
+        )
+        human_delay(100, 300)
+
+    # Scroll like human
+    page.mouse.wheel(0, random.randint(300, 900))
+    human_delay(500, 1200)
+
+    return page.content()
+
+
+# -----------------------------
+# Close browser safely
+# -----------------------------
+def close_browser(p, browser):
+    try:
+        browser.close()
+        p.stop()
+    except:
+        pass