631 lines
24 KiB
Python
631 lines
24 KiB
Python
import os, json, asyncio, re, shutil, sqlite3, urllib.parse, random, logging
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from datetime import datetime, timedelta
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from fastapi import FastAPI, Query
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from fastapi.middleware.cors import CORSMiddleware
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import uvicorn
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from playwright.async_api import async_playwright
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logging.basicConfig(level=logging.INFO, format='%(asctime)s [%(levelname)s] %(message)s')
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logger = logging.getLogger(__name__)
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app = FastAPI()
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["http://localhost:3006", "http://127.0.0.1:3006"],
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allow_methods=["POST"],
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allow_headers=["*"],
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)
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PORT = int(os.getenv("PORT", "3008"))
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OLLAMA_URL = os.getenv("OLLAMA_URL", "http://localhost:11434")
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CLASSIFY_MODEL = os.getenv("CLASSIFY_MODEL", "dolphin-llama3:8b")
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FX_PROFILE = os.getenv('FX_PROFILE', '')
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BROAD_KEYWORDS = [
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"website", "web design", "web develop", "web dev",
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"build my website", "build a website", "create a website",
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"need web", "looking for web", "new website",
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"landing page", "wordpress",
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"need a website", "my website", "business website",
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"need a designer", "help with my website",
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"redesign", "update my website",
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"looking for", "need a", "need an", "looking to",
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"help me build", "create my", "build me",
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"design my", "make me a", "would like",
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"need someone", "hire a", "looking to hire",
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"want someone", "need help with",
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]
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OFFER_PATTERNS = [
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r"\bfree\s+domain\b",
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r"\bweb\s+hosting\b",
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r"\bfree\s+website\b",
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r"\bprofessional\s+website",
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r"\baffordable\s+web\b",
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r"\bget\s+a\s+free\b",
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r"\bsee\s+more\b",
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r"\bbook\s+your\b",
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r"\bhire\s+a\s+freelancer\b",
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r"\bcontent\s+strategy\b",
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r"\bdigital\s+marketing\b",
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r"\bseo\s+service",
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r"\bsocial\s+media\b",
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r"\blimited\s+time\s+offer\b",
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r"\bspecial\s+offer\b",
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r"\bsign\s+up\s+now\b",
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r"\br\d[\d,.]",
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r"\bstarting\s+at\b",
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r"\bper\s+month\b",
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r"\bmonthly\b",
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r"\bfreelancer\s+marketplace\b",
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r"\bfirst\s+order\b",
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r"\bdomain\s+name\b",
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r"\bregister\s+your\s+domain\b",
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r"\bsponsored\b",
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r"\bpromoted\b",
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r"\badvertisement\b",
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]
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REQUEST_PATTERNS = [
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r"\bi\s+need\b",
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r"\bi\s+need\s+someone\b",
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r"\bi\s+need\s+a\b",
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r"\bi\s+need\s+an\b",
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r"\bi\s+want\b",
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r"\bi\s+would\s+like\b",
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r"\bi'm\s+looking\b",
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r"\bi\s+am\s+looking\b",
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r"\blooking\s+for\b",
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r"\blooking\s+to\b",
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r"\bwho\s+can\b",
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r"\bcan\s+someone\b",
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r"\bhelp\s+me\b",
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r"\bneed\s+help\b",
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r"\bwould\s+like\s+to\b",
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r"\bwant\s+to\b",
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r"\banyone\s+know\b",
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r"\bdoes\s+anyone\b",
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r"\brecommend\b",
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r"\bsuggestion\b",
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r"\bquote\s+(please|for|to)\b",
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]
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def kw_match(text: str) -> bool:
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t = text.lower()
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return any(kw in t for kw in BROAD_KEYWORDS)
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def is_request(text: str) -> bool:
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t = text.lower()
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return any(re.search(p, t) for p in REQUEST_PATTERNS)
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def is_offer(text: str) -> bool:
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t = text.lower()
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return any(re.search(p, t) for p in OFFER_PATTERNS)
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FB_SEARCHES = [
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"looking for web developer",
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"need a website designed",
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"need website built South Africa",
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"need someone to build my website",
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"need web designer",
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"looking for someone to create website",
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"need ecommerce website built",
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"want to hire web developer",
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"need wordpress website",
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"I need a website for my business",
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"need a site for my business",
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"looking for website designer South Africa",
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"need website for my small business",
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"who can build me a website",
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"want to create a website for my business",
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"looking for affordable web design",
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"need a web developer South Africa",
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"help me build a website",
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"need someone to design my website",
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"looking for web designer near me",
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"need a website for my startup",
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]
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VIEWPORTS = [
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{'width': 1280, 'height': 800},
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{'width': 1366, 'height': 768},
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{'width': 1440, 'height': 900},
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{'width': 1536, 'height': 864},
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{'width': 1920, 'height': 1080},
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]
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async def get_fb_cookies(profile_path: str | None = None):
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cookie_db_path = profile_path or FX_PROFILE
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if not cookie_db_path:
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logger.warning("No profile path provided")
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return []
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cookie_db = os.path.join(cookie_db_path, 'cookies.sqlite')
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if not os.path.exists(cookie_db):
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logger.warning("Cookie DB not found at %s", cookie_db)
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return []
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tmp = os.path.join(os.path.dirname(cookie_db), f'cookies_tmp_{os.getpid()}.sqlite')
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for attempt in range(3):
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try:
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shutil.copy2(cookie_db, tmp)
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break
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except PermissionError:
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if attempt < 2:
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await asyncio.sleep(0.5)
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else:
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logger.error("Failed to copy cookie DB after 3 attempts")
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return []
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try:
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conn = sqlite3.connect(tmp)
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c = conn.cursor()
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c.execute("SELECT name, value, host, path FROM moz_cookies WHERE host LIKE '%facebook.com'")
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rows = c.fetchall()
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conn.close()
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try:
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os.remove(tmp)
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except Exception:
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pass
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return [{
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"name": name, "value": value,
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"domain": host if host.startswith('.') else f'.{host}',
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"path": path,
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"httpOnly": True, "secure": True, "sameSite": "Lax",
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} for name, value, host, path in rows]
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except Exception as e:
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logger.error("Cookie DB read error: %s", e)
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try:
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os.remove(tmp)
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except Exception:
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pass
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return []
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WEEKDAY_ORDER = ['monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday', 'sunday']
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def _parse_fb_date(block: list[str]) -> str:
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for l in block:
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l = l.strip()
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m = re.match(r'(\d+)\s*(h|hr|hrs|hour|hours)\s*ago', l)
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if m:
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hours = int(m.group(1))
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d = datetime.now() - timedelta(hours=hours)
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return d.strftime('%Y-%m-%d')
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if l.lower() == 'yesterday':
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d = datetime.now() - timedelta(days=1)
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return d.strftime('%Y-%m-%d')
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low = l.lower()
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if low in WEEKDAY_ORDER:
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day_idx = WEEKDAY_ORDER.index(low)
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today_idx = datetime.now().weekday()
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days_ago = (today_idx - day_idx) % 7
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d = datetime.now() - timedelta(days=days_ago)
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return d.strftime('%Y-%m-%d')
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for fmt in ['%Y-%m-%d', '%d %B %Y', '%B %d %Y', '%d %b %Y', '%b %d %Y', '%d %b', '%b %d']:
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try:
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dt = datetime.strptime(l, fmt)
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return dt.strftime('%Y-%m-%d')
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except ValueError:
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pass
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return datetime.now().strftime('%Y-%m-%d')
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def _clean_fb_text(text: str) -> str:
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cleaned_lines = []
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for l in text.split('\n'):
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stripped = l.strip()
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if not stripped:
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continue
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if len(stripped) < 3:
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continue
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if all(not c.isalpha() for c in stripped):
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continue
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cleaned_lines.append(stripped)
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return '\n'.join(cleaned_lines)
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def _extract_posts_from_elements(elements: list[dict], base_url: str) -> list[dict]:
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posts = []
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seen_texts = set()
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for el in elements:
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raw_text = el.get('text', '')
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if len(raw_text) < 40:
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continue
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text = _clean_fb_text(raw_text)
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if len(text) < 40:
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continue
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if is_offer(text):
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continue
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lines = text.split('\n')
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dekey = text[:80]
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if dekey in seen_texts:
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continue
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seen_texts.add(dekey)
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request_score = 2 if is_request(text) else 0
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post_url = el.get('url') or base_url
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posts.append({
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"title": text[:300],
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"content": text[:1000],
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"author": el.get('author', ''),
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"url": post_url,
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"source": "facebook",
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"date": _parse_fb_date(lines),
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"_score": request_score,
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})
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posts.sort(key=lambda p: p.get('_score', 0), reverse=True)
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for p in posts:
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p.pop('_score', None)
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return posts
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def _extract_posts_from_text(raw: str, url: str) -> list[dict]:
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lines = [l.strip() for l in raw.split('\n') if l.strip() and len(l.strip()) >= 15]
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posts = []
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seen_texts = set()
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cur = []
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for l in lines:
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words = re.findall(r'[A-Za-z]{2,}', l)
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if len(words) < 2:
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continue
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lower = l.lower()
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if any(kw in lower for kw in BROAD_KEYWORDS) and not is_offer(l):
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if cur:
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snippet = ' '.join(cur[-3:] + [l])
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if len(snippet) >= 40 and not is_offer(snippet):
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dekey = snippet[:80]
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if dekey not in seen_texts:
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seen_texts.add(dekey)
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posts.append({
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"title": snippet[:300],
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"content": snippet[:1000],
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"author": '',
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"url": url,
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"source": "facebook",
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"date": _parse_fb_date(cur + [l]),
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})
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cur = []
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else:
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if not is_offer(l):
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snippet = l
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if len(snippet) >= 40:
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dekey = snippet[:80]
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if dekey not in seen_texts:
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seen_texts.add(dekey)
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posts.append({
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"title": snippet[:300],
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"content": snippet[:1000],
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"author": '',
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"url": url,
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"source": "facebook",
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"date": _parse_fb_date([l]),
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})
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cur.append(l)
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if len(cur) > 10:
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cur.pop(0)
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return posts
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async def human_scroll(page, steps: int = None, total_delay: float = None):
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steps = steps or random.randint(2, 5)
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total_delay = total_delay or random.uniform(6, 18)
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step_delay = total_delay / steps
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for i in range(steps):
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scroll_dist = random.randint(200, 600)
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await page.evaluate(f"window.scrollBy(0, {scroll_dist})")
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await page.wait_for_timeout(int(step_delay * 1000))
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if random.random() < 0.3:
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await page.evaluate(f"window.scrollBy(0, -{random.randint(100, 300)})")
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await page.wait_for_timeout(random.randint(1000, 3000))
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async def random_idle(page):
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action = random.random()
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if action < 0.15:
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try:
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elems = await page.query_selector_all('a, span, div[role="button"]')
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if elems:
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el = random.choice(elems[:20])
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box = await el.bounding_box()
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if box:
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x = box['x'] + box['width'] / 2 + random.randint(-20, 20)
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y = box['y'] + box['height'] / 2 + random.randint(-10, 10)
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await page.mouse.move(x, y, steps=random.randint(20, 40))
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await page.wait_for_timeout(random.randint(500, 2000))
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except Exception:
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pass
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async def _get_article_elements(page) -> list[dict]:
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return await page.evaluate('''() => {
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const results = [];
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const seenTexts = new Set();
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const selectors = [
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'div[role="article"]',
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'div[role="feed"] > div',
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'div.x1yztbdb',
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'div[data-pagelet]',
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];
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for (const sel of selectors) {
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const els = document.querySelectorAll(sel);
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for (const el of els) {
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const text = (el.innerText || '').trim();
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if (text.length < 40) continue;
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const key = text.substring(0, 80);
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if (seenTexts.has(key)) continue;
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seenTexts.add(key);
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const links = el.querySelectorAll('a');
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let author = '';
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for (const a of links) {
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const t = (a.innerText || '').trim();
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if (t && t.length > 2 && t.length < 80 && /^[a-zA-ZÀ-ÿ][a-zA-ZÀ-ÿ .'-]+$/.test(t)) {
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author = t;
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break;
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}
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}
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let postUrl = '';
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for (const a of links) {
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const h = (a.getAttribute('href') || '');
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if (h.includes('/posts/') || h.includes('/photo/') || h.includes('/video/') || h.includes('/groups/')) {
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postUrl = h.startsWith('http') ? h : 'https://www.facebook.com' + h;
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break;
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}
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}
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results.push({ text, author, url: postUrl });
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}
|
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if (results.length > 0) break;
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}
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return results;
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}''')
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async def _ensure_page(page, context):
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try:
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await page.evaluate('1')
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return page
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except Exception:
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logger.warning("Page was closed mid-scrape, creating a fresh page")
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page = await context.new_page()
|
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try:
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await page.goto('https://www.google.com/', wait_until='domcontentloaded', timeout=15000)
|
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await page.wait_for_timeout(random.randint(1000, 3000))
|
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except Exception:
|
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logger.warning("Google navigation failed during page recreation")
|
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await page.goto('https://www.facebook.com/', wait_until='domcontentloaded', timeout=30000)
|
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await page.wait_for_timeout(random.randint(3000, 8000))
|
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return page
|
|
|
|
async def search_facebook(page, context, query: str):
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page = await _ensure_page(page, context)
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url = f'https://www.facebook.com/search/posts/?q={urllib.parse.quote(query)}'
|
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try:
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await page.goto(url, wait_until='domcontentloaded', timeout=30000)
|
|
try:
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await page.wait_for_selector('div[role="article"], div[role="feed"]', timeout=15000)
|
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except Exception:
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pass
|
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await page.wait_for_timeout(random.randint(3000, 8000))
|
|
|
|
await human_scroll(page, steps=random.randint(2, 4), total_delay=random.uniform(6, 15))
|
|
|
|
if random.random() < 0.1:
|
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await page.evaluate("window.scrollTo(0, document.body.scrollHeight)")
|
|
await page.wait_for_timeout(random.randint(1000, 3000))
|
|
await page.evaluate("window.scrollBy(0, -300)")
|
|
await page.wait_for_timeout(random.randint(1000, 3000))
|
|
|
|
if random.random() < 0.2:
|
|
await page.evaluate("window.scrollTo(0, 0)")
|
|
await page.wait_for_timeout(random.randint(2000, 5000))
|
|
|
|
if random.random() < 0.3:
|
|
await random_idle(page)
|
|
|
|
raw_articles = await _get_article_elements(page)
|
|
posts = _extract_posts_from_elements(raw_articles, url) if raw_articles else []
|
|
if not posts:
|
|
raw = await page.evaluate('document.body.innerText')
|
|
posts = _extract_posts_from_text(raw, url)
|
|
except Exception as e:
|
|
logger.warning("Facebook search '%s' failed: %s", query, e)
|
|
return page, []
|
|
return page, posts
|
|
|
|
def cleanup_chrome():
|
|
import subprocess, signal
|
|
try:
|
|
subprocess.run(["taskkill", "/F", "/IM", "chrome-headless-shell.exe"], capture_output=True, timeout=5)
|
|
except Exception:
|
|
pass
|
|
|
|
async def scrape_facebook(profile_path: str | None = None, force: bool = False) -> dict:
|
|
cleanup_chrome()
|
|
fb_cookies = await get_fb_cookies(profile_path)
|
|
if not fb_cookies:
|
|
logger.warning("No Facebook cookies available")
|
|
return {"success": False, "leads": [], "flagged": False, "flag_reason": None, "error": "No cookies available"}
|
|
try:
|
|
async with async_playwright() as pw:
|
|
browser = await pw.chromium.launch(
|
|
headless=True,
|
|
args=['--disable-blink-features=AutomationControlled']
|
|
)
|
|
viewport = random.choice(VIEWPORTS)
|
|
context = await browser.new_context(
|
|
user_agent='Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36',
|
|
viewport=viewport,
|
|
)
|
|
|
|
await context.add_init_script("""
|
|
Object.defineProperty(navigator, 'webdriver', { get: () => false });
|
|
Object.defineProperty(navigator, 'languages', { get: () => ['en-US', 'en'] });
|
|
Object.defineProperty(navigator, 'platform', { get: () => 'Win32' });
|
|
window.chrome = { runtime: {} };
|
|
Object.defineProperty(navigator, 'hardwareConcurrency', { get: () => 8 });
|
|
Object.defineProperty(navigator, 'deviceMemory', { get: () => 8 });
|
|
""")
|
|
for c in fb_cookies:
|
|
try:
|
|
await context.add_cookies([c])
|
|
except Exception as e:
|
|
logger.warning("Failed to inject cookie %s: %s", c.get('name'), e)
|
|
|
|
page = await context.new_page()
|
|
# Navigate through google first for a legitimate Referer header
|
|
try:
|
|
await page.goto('https://www.google.com/', wait_until='domcontentloaded', timeout=15000)
|
|
await page.wait_for_timeout(random.randint(1000, 3000))
|
|
except Exception:
|
|
logger.warning("Google navigation failed (IP may be blocked), trying Facebook directly")
|
|
await page.goto('https://www.facebook.com/', wait_until='domcontentloaded', timeout=30000)
|
|
await page.wait_for_timeout(random.randint(3000, 8000))
|
|
|
|
url = page.url
|
|
if '/login' in url.lower():
|
|
logger.warning("Facebook login page detected — account flagged")
|
|
await browser.close()
|
|
return {"success": False, "leads": [], "flagged": True, "flag_reason": "login_page", "error": "Facebook login page detected"}
|
|
|
|
# Browse feed like a human before searching
|
|
await human_scroll(page, steps=random.randint(2, 4), total_delay=random.uniform(8, 20))
|
|
if random.random() < 0.25:
|
|
await page.evaluate("window.scrollTo(0, 0)")
|
|
await page.wait_for_timeout(random.randint(2000, 5000))
|
|
await human_scroll(page, steps=random.randint(1, 2))
|
|
|
|
# False start: 30% chance to idle and leave without scraping (skipped when force=true)
|
|
if not force and random.random() < 0.3:
|
|
await page.wait_for_timeout(random.randint(8000, 20000))
|
|
await browser.close()
|
|
return {"success": True, "leads": [], "flagged": False, "flag_reason": None, "error": None}
|
|
|
|
all_posts = []
|
|
searches = random.sample(FB_SEARCHES, k=random.randint(5, 8))
|
|
for i, query in enumerate(searches):
|
|
page, posts = await search_facebook(page, context, query)
|
|
all_posts.extend(posts)
|
|
if not posts:
|
|
continue
|
|
# Between searches: random break with possible small scroll
|
|
if random.random() < 0.4:
|
|
await page.evaluate(f"window.scrollBy(0, {random.randint(-300, 300)})")
|
|
delay = random.uniform(8, 25)
|
|
await page.wait_for_timeout(int(delay * 1000))
|
|
# Tab switch: 15% chance after 2nd-3rd search
|
|
if i == random.randint(1, 2) and random.random() < 0.15:
|
|
new_page = await context.new_page()
|
|
await new_page.goto('https://www.messenger.com/', wait_until='domcontentloaded', timeout=15000)
|
|
await new_page.wait_for_timeout(random.randint(3000, 8000))
|
|
await new_page.close()
|
|
page = await _ensure_page(page, context)
|
|
|
|
# Idle before closing — human would pause
|
|
if random.random() < 0.5:
|
|
await page.wait_for_timeout(random.randint(3000, 10000))
|
|
|
|
await browser.close()
|
|
|
|
seen = set()
|
|
deduped = []
|
|
for p in all_posts:
|
|
key = p.get('content', '')[:100]
|
|
if key not in seen:
|
|
seen.add(key)
|
|
deduped.append(p)
|
|
|
|
leads = deduped[:20]
|
|
if leads:
|
|
leads = await classify_leads(leads)
|
|
|
|
return {"success": True, "leads": leads[:15], "flagged": False, "flag_reason": None, "error": None}
|
|
except Exception as e:
|
|
logger.error("Facebook scrape failed: %s", e)
|
|
return {"success": False, "leads": [], "flagged": False, "flag_reason": None, "error": str(e)}
|
|
|
|
async def ask_ollama(prompt: str) -> str:
|
|
import httpx
|
|
async with httpx.AsyncClient(timeout=120) as c:
|
|
r = await c.post(f"{OLLAMA_URL}/api/chat", json={
|
|
"model": CLASSIFY_MODEL,
|
|
"messages": [
|
|
{"role": "system", "content": "You classify forum posts. Return only valid JSON."},
|
|
{"role": "user", "content": prompt}
|
|
],
|
|
"stream": False,
|
|
"options": {"temperature": 0.05, "num_predict": 1024},
|
|
})
|
|
r.raise_for_status()
|
|
data = r.json()
|
|
return data["message"]["content"]
|
|
|
|
async def classify_leads(results: list[dict]) -> list[dict]:
|
|
if not results:
|
|
return []
|
|
briefs = [r["title"][:200] for r in results]
|
|
prompt = f"""Classify each post as LEAD or NOT.
|
|
LEAD = someone REQUESTING/POSTING/WANTING a website built, designed, or created for them.
|
|
LEAD examples: "Need a website for my business", "Looking for web developer to build my site", "I need someone to create my website", "Want a new website for my company", "Looking for someone to design my WordPress site"
|
|
|
|
NOT LEAD:
|
|
- Offering web design services: "I build websites", "I offer web design", "Affordable web design packages"
|
|
- Already have a website and need marketing, SEO, content, video, link building, email marketing, affiliates
|
|
- Recruiting employees, hiring staff, looking for business partners
|
|
- Selling products, promoting services, affiliate offers
|
|
- "Need web hosting", "Looking for a partner", "Looking for content writer", "Video spokesperson"
|
|
|
|
For each numbered post, answer ONLY "yes" (LEAD) or "no" (NOT LEAD):
|
|
{chr(10).join(f'{i+1}. {t}' for i, t in enumerate(briefs))}
|
|
Return a JSON array like ["yes","no","yes"] matching the order above."""
|
|
ai_succeeded = False
|
|
try:
|
|
raw = await ask_ollama(prompt)
|
|
raw = raw.strip()
|
|
if raw.startswith("```"):
|
|
first_nl = raw.find('\n')
|
|
if first_nl != -1:
|
|
raw = raw[first_nl + 1:]
|
|
if raw.endswith("```"):
|
|
raw = raw[:-3]
|
|
raw = raw.strip()
|
|
answers = json.loads(raw)
|
|
if isinstance(answers, list) and len(answers) == len(results):
|
|
ai_succeeded = True
|
|
filtered = []
|
|
for i, ans in enumerate(answers):
|
|
if isinstance(ans, str) and ans.lower() == 'yes':
|
|
filtered.append(results[i])
|
|
if filtered:
|
|
return filtered[:10]
|
|
logger.info("AI classified all %d items as NOT LEAD — returning empty", len(results))
|
|
return []
|
|
except Exception as e:
|
|
logger.warning("AI classification failed, falling back to keyword filter: %s", e)
|
|
|
|
if not ai_succeeded:
|
|
strict_keywords = [
|
|
"website", "web design", "web develop", "web dev",
|
|
"build my website", "build a website", "create a website",
|
|
"need web", "looking for web", "new website",
|
|
"landing page", "wordpress",
|
|
"need a website", "my website", "business website",
|
|
"need a designer", "help with my website",
|
|
"redesign", "update my website",
|
|
"looking for", "need a", "need an", "looking to",
|
|
"need someone", "hire a", "want someone",
|
|
"need help with", "would like", "build me",
|
|
"design my", "make me a", "create my",
|
|
]
|
|
filtered = []
|
|
for r in results:
|
|
t = r['title'].lower()
|
|
if not any(kw in t for kw in strict_keywords):
|
|
continue
|
|
if any(kw in t for kw in ['i build website', 'i offer web', 'i am a web developer',
|
|
'affordable web design package', 'web hosting']):
|
|
continue
|
|
filtered.append(r)
|
|
return filtered[:10]
|
|
return []
|
|
|
|
@app.get("/health")
|
|
async def health():
|
|
return {"status": "ok"}
|
|
|
|
@app.post("/scrape/facebook")
|
|
async def scrape_facebook_endpoint(profile_path: str | None = Query(None), force: bool = Query(False)):
|
|
result = await scrape_facebook(profile_path, force)
|
|
return result
|
|
|
|
if __name__ == "__main__":
|
|
uvicorn.run(app, host="0.0.0.0", port=PORT)
|