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Browse files- Dockerfile +19 -0
- app.py +91 -0
- requirements.txt +4 -0
Dockerfile
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FROM python:3.10-slim
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# Install dependencies
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RUN apt-get update && apt-get install -y wget curl gnupg unzip libglib2.0-0 libnss3 libgconf-2-4 libfontconfig1 libxss1 libasound2 libxtst6 libx11-xcb1 libxcomposite1 libxcursor1 libxdamage1 libxrandr2 libxext6 libxfixes3 libx11-6 libxcb1 libxinerama1 libpango-1.0-0 libcairo2 libatk-bridge2.0-0 libgtk-3-0
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# Copy files
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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# Install Playwright dependencies
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RUN pip install playwright && playwright install chromium
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# Copy your app code
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COPY . /app
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WORKDIR /app
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# Run app
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CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]
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app.py
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from fastapi import FastAPI
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from pydantic import BaseModel
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from playwright.async_api import async_playwright
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from bs4 import BeautifulSoup
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import logging
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import re
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app = FastAPI()
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logging.basicConfig(level=logging.INFO)
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class RedirectRequest(BaseModel):
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url: str
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@app.post("/resolve")
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async def resolve_redirect(data: RedirectRequest):
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try:
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async with async_playwright() as p:
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browser = await p.chromium.launch(headless=True)
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context = await browser.new_context()
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page = await context.new_page()
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# Step 1: Start navigation to the RSS link
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await page.goto(data.url, wait_until="domcontentloaded", timeout=15000)
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# Step 2: Wait for navigation to a non-Google domain
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try:
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await page.wait_for_url(re.compile(r"^(?!.*news\.google\.com).*"), timeout=10000)
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except:
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pass # fallback if no hard redirect happened
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final_url = page.url
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await browser.close()
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return {"final_url": final_url}
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except Exception as e:
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logging.error("Redirect resolution failed", exc_info=True)
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return {"error": str(e)}
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class ScrapeRequest(BaseModel):
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url: str
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@app.post("/scrape")
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async def scrape_page(data: ScrapeRequest):
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try:
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async with async_playwright() as p:
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browser = await p.chromium.launch(headless=True)
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context = await browser.new_context()
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page = await context.new_page()
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await page.goto(data.url, wait_until="domcontentloaded", timeout=40000)
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# Extract visible text using JS walker for generalized coverage
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text = await page.evaluate("""
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() => {
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const walker = document.createTreeWalker(document.body, NodeFilter.SHOW_TEXT, {
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acceptNode: node => {
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const style = window.getComputedStyle(node.parentElement || {});
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return style && style.display !== 'none' && style.visibility !== 'hidden' ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_REJECT;
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}
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});
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let text = '';
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while (walker.nextNode()) {
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text += walker.currentNode.textContent + '\\n';
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}
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return text.trim();
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}
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""")
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# Get links
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links = await page.eval_on_selector_all(
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"a[href]",
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"""els => els.map(el => ({
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text: el.innerText.trim(),
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href: el.href
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}))"""
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)
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await browser.close()
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return {
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"final_url": page.url,
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"text": text if text else "No visible content found.",
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"links": links
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}
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except Exception as e:
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logging.error("Scraping failed", exc_info=True)
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return {"error": str(e)}
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requirements.txt
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+
fastapi
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+
uvicorn
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+
playwright
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beautifulsoup4
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