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.gitignore vendored Normal file
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node_modules/
.env
.env.local
npm-debug.log*
yarn-debug.log*
yarn-error.log*
# Generated debug dumps
src/*.html
src/*.png
debug/
.DS_Store

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# Engineering & Scraping Guidelines
## 1. Git Commit & Repository Hygiene
- **Conventional Commits:** Write clear, concise commit messages prefixed with standard types (e.g., `feat:`, `fix:`, `refactor:`, `docs:`).
- **Exclude Transient Artifacts:** Never stage or commit generated debug files (e.g., `src/*.html`, `src/*.png`, large logs) to version control. Always maintain `.gitignore` to keep git packs lean and prevent remote unpacker errors on Gitea/GitHub.
## 2. Web Scraping & DOM Inspection Strategy
- **Rendered DOM Dumping for Debugging:** When debugging extraction failures on dynamic or anti-bot protected pages:
- Capture the post-render HTML via `await page.content()` and save it to `src/hotel-debug.html`.
- Capture a synchronized screenshot (`src/hotel-debug.png`).
- Inspect the raw rendered DOM to verify if the page was served as standard SSR, an A/B test SPA variant, or intercepted by a challenge (e.g. AWS WAF).
- **Multi-Tier Extraction Hierarchy:** Always implement fallbacks in this order:
1. **Deep JSON-LD Parsing:** Traverse all `<script type="application/ld+json">` tags, including `@graph` arrays and varied accommodation schemas (`Hotel`, `Resort`, `Apartment`, `Hostel`, `LodgingBusiness`, etc.).
2. **DOM Selectors:** Fallback to standard test IDs, classes, and element hierarchy (`data-testid`, header titles, score components).
3. **Meta Tags:** Fallback to OpenGraph and Twitter meta tags (`og:title`, `og:image`, `og:description`).
4. **URL Slug Extraction:** As an ultimate safety net, derive clean human-readable names from the URL path if the HTML body was obstructed.
- **Anti-Bot & WAF Handling:**
- Sanitize input URLs by stripping transient tokens (`chal_t`, `force_referer`, session IDs).
- Emulate full browser properties (`window.chrome`, `navigator.plugins`, `navigator.languages`).
- Actively detect WAF challenge interstitial pages and wait for client-side JavaScript token computation and automatic redirection before evaluating the DOM.

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# 🕵️ Scraper Service
A robust background scraping service built with **Playwright**, **BullMQ**, and **Chromium** to scrape hotel metadata, real-time prices, Genius discounts, and guest reviews from Booking.com.
---
## 🌟 Key Capabilities
- **Deep Schema & Metadata Extraction:**
- Unpacks nested Schema.org JSON-LD scripts (including `@graph` arrays and accommodation schemas: `Hotel`, `Resort`, `Apartment`, `Hostel`, `LodgingBusiness`, etc.).
- Multi-tier DOM and OpenGraph meta tag fallbacks for title, address, hero images, and ratings.
- Automatic URL slug parser (`extractHotelNameFromUrl`) as an ultimate fallback if client-side rendering is obstructed.
- **AWS WAF Challenge & Anti-Bot Evasion:**
- **URL Sanitization (`cleanBookingUrl`):** Automatically cleans tracking tokens and expired challenge parameters (`chal_t`, `force_referer`, `sid`, `srpvid`, `srepoch`).
- **Browser Fingerprint Masking:** Emulates standard desktop Chrome headers, `window.chrome` runtime objects, `navigator.plugins`, and German language headers.
- **Active WAF Challenge Resolution:** Automatically detects AWS WAF challenge pages and waits for client-side JavaScript token generation and redirection.
- **Overlay & Banner Handling:**
- Auto-dismisses OneTrust cookie banners, modal dialogs, and selection popups before evaluating DOM data.
- **Dual-Mode Scraping:**
- **Quick Mode (Stammdaten & Prices):** Scrapes name, star rating, review count, address, hero image, room size, and prices in ~3–5 seconds and posts directly to Next.js webhook without LLM overhead.
- **Full AI Review Mode:** Sorts reviews by newest first, pages through reviews, filters for western travelers from the last 2 years, pulls Google Maps bathroom photos via SerpApi, and sends reviews to n8n for LLM summarization.
- **Debugging & Inspection:**
- Automatically captures post-render rendered DOM (`src/hotel-debug.html`) and screenshots (`src/hotel-debug.png`) when `DEBUG_HTML=true` or when requested via `?debug=true`.
---
## ⚙️ Configuration (`.env` / Docker Environment)
| Variable | Description | Default |
|---|---|---|
| `REDIS_HOST` | Redis host or container name | `redis` |
| `REDIS_PORT` | Redis port | `6379` |
| `DEBUG_HTML` | Enable saving `hotel-debug.html` and `hotel-debug.png` | `true` |
| `SERPAPI_KEY` | (Optional) SerpApi key for Google Maps bathroom photos | `null` |
---
## 🚀 Running with Docker Compose
```bash
docker compose up -d --build
```
### Viewing Logs
```bash
docker logs -f scraper-app
```
### Inspecting Scraped DOM Debug Files
When debugging hotel pages, the rendered DOM and screenshot are saved directly to:
- `src/hotel-debug.html`
- `src/hotel-debug.png`
- `src/review-debug.png`

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@@ -17,6 +17,7 @@ services:
- REDIS_HOST=redis
- REDIS_PORT=6379
- SERPAPI_KEY=${SERPAPI_KEY}
- DEBUG_HTML=${DEBUG_HTML:-true}
env_file:
- .env
volumes:

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@@ -1,7 +1,11 @@
import { Worker } from 'bullmq';
import { chromium } from 'playwright';
import axios from 'axios';
import fs from 'node:fs/promises';
// ==========================================
// KONFIGURATION & LISTEN
// ==========================================
const REDIS_CONFIG = {
connection: {
host: process.env.REDIS_HOST || 'redis',
@@ -9,40 +13,40 @@ const REDIS_CONFIG = {
}
};
const DEBUG_HTML = process.env.DEBUG_HTML === 'true' || process.env.DEBUG_HTML === '1';
const SERPAPI_KEY = process.env.SERPAPI_KEY || null;
const WESTERN_COUNTRIES = [
'Deutschland', 'Schweiz', 'Österreich', 'Vereinigte Staaten', 'USA',
'Vereinigtes Königreich', 'Großbritannien', 'Niederlande', 'Frankreich',
'Spanien', 'Italien', 'Kanada', 'Australien', 'Belgien', 'Schweden',
'Norwegen', 'Dänemark', 'Finnland', 'Irland', 'Luxemburg', 'Indien'
'Deutschland', 'Schweiz', 'Österreich', 'Germany', 'Switzerland', 'Austria',
'Vereinigte Staaten', 'USA', 'United States', 'Vereinigtes Königreich', 'Großbritannien',
'United Kingdom', 'UK', 'Niederlande', 'Netherlands', 'Frankreich', 'France',
'Spanien', 'Spain', 'Italien', 'Italy', 'Kanada', 'Canada', 'Australien', 'Australia',
'Belgien', 'Belgium', 'Schweden', 'Sweden', 'Norwegen', 'Norway', 'Dänemark', 'Denmark',
'Finnland', 'Finland', 'Irland', 'Ireland', 'Luxemburg', 'Luxembourg',
'Neuseeland', 'New Zealand'
];
// 1. Google Maps Fotos via SerpApi abrufen (inkl. Adressbereinigung & Fallback)
// ==========================================
// HILFSFUNKTION: GOOGLE MAPS BAD-FOTOS VIA SERPAPI
// ==========================================
async function getGoogleBathroomPhotosViaApi(hotelName, hotelAddress) {
if (!SERPAPI_KEY) {
console.log('⚠️ [SerpApi] Kein SERPAPI_KEY in der .env hinterlegt!');
console.log('ℹ️ [SerpApi] Kein SERPAPI_KEY konfiguriert – überspringe Google-Maps-Fotos.');
return [];
}
try {
// Booking-Adresse bereinigen: Nur Stadt und Land nutzen für maximale Trefferquote
let cleanLocation = '';
if (hotelAddress) {
const parts = hotelAddress.split(',').map(p => p.trim());
cleanLocation = parts.length > 1 ? parts.slice(-2).join(' ') : hotelAddress;
}
const query = `${hotelName} ${cleanLocation}`.trim();
console.log(`🔍 [SerpApi] Suche Google Maps Place für: "${query}"...`);
console.log(`🔍 [SerpApi] Suche Google Maps Ort für: "${query}"...`);
// A: Google Maps Ort suchen
const searchRes = await axios.get('https://serpapi.com/search.json', {
params: {
engine: 'google_maps',
q: query,
hl: 'de',
api_key: SERPAPI_KEY
},
params: { engine: 'google_maps', q: query, hl: 'de', api_key: SERPAPI_KEY },
timeout: 15000
});
@@ -55,73 +59,119 @@ async function getGoogleBathroomPhotosViaApi(hotelName, hotelAddress) {
return [];
}
console.log(`📸 [SerpApi] data_id gefunden (${dataId}). Lade Fotoliste...`);
// B: Fotos & Kategorien abrufen
const photosRes = await axios.get('https://serpapi.com/search.json', {
params: {
engine: 'google_maps_photos',
data_id: dataId,
hl: 'de',
api_key: SERPAPI_KEY
},
params: { engine: 'google_maps_photos', data_id: dataId, hl: 'de', api_key: SERPAPI_KEY },
timeout: 15000
});
const categories = photosRes.data.categories || [];
// Flexible Erkennung für Bad-, Zimmer- und Innen-Tags
const strictBathKeywords = ['badezimmer', 'bad', 'bathroom', 'wc', 'toilet', 'washroom', 'restroom'];
const bathCat = categories.find(c => {
const title = (c.title || '').toLowerCase();
return title.includes('bad') || title.includes('zimmer') || title.includes('room') || title.includes('innen') || title.includes('gast');
const title = (c.title || '').toLowerCase().trim();
return strictBathKeywords.some(kw => title.includes(kw));
});
let photosList = photosRes.data.photos || [];
// Falls Kategorie vorhanden, gezielt Unterkategorie laden
let photosList = [];
if (bathCat?.id) {
console.log(`🚽 [SerpApi] Kategorie gefunden: "${bathCat.title}"`);
try {
const catRes = await axios.get('https://serpapi.com/search.json', {
params: {
engine: 'google_maps_photos',
data_id: dataId,
category_id: bathCat.id,
hl: 'de',
api_key: SERPAPI_KEY
},
timeout: 15000
});
if (catRes.data.photos && catRes.data.photos.length > 0) {
photosList = catRes.data.photos;
}
} catch (e) {
console.log('⚠️ [SerpApi] Fallback auf allgemeine Fotos aktiv.');
}
console.log(`🚽 [SerpApi] Bad-Kategorie gefunden: "${bathCat.title}"`);
const catRes = await axios.get('https://serpapi.com/search.json', {
params: { engine: 'google_maps_photos', data_id: dataId, category_id: bathCat.id, hl: 'de', api_key: SERPAPI_KEY },
timeout: 15000
});
if (catRes.data.photos?.length > 0) photosList = catRes.data.photos;
} else {
console.log('ℹ️ [SerpApi] Kein separater Bad-Ordner auf Google Maps vorhanden.');
return [];
}
// URLs bereinigen und auf HD-Auflösung setzen
const imageUrls = photosList
return photosList
.map(p => p.image || p.thumbnail)
.filter(Boolean)
.map(url => url.replace(/=w\d+-h\d+[^=]*/, '=w1200-h800-k-no'))
.slice(0, 12);
console.log(`✅ [SerpApi] ${imageUrls.length} Gästefotos erfolgreich geladen.`);
return imageUrls;
} catch (error) {
console.error('❌ [SerpApi] Fehler:', error.response?.data?.error || error.message);
console.error('❌ [SerpApi] Fehler beim Fotoabruf:', error.message);
return [];
}
}
// 2. Worker Definition
// ==========================================
// HILFSFUNKTION: HOTELNAME AUS URL EXTRAHIEREN
// ==========================================
function extractHotelNameFromUrl(urlString) {
try {
const parsed = new URL(urlString);
const parts = parsed.pathname.split('/').filter(Boolean);
const lastPart = parts[parts.length - 1] || '';
const cleanSlug = lastPart.replace(/\.[a-z]{2}\.html$/i, '').replace(/\.html$/i, '');
if (cleanSlug && cleanSlug.length > 2 && cleanSlug !== 'hotel') {
return cleanSlug
.split('-')
.map(w => w.charAt(0).toUpperCase() + w.slice(1))
.join(' ');
}
} catch (e) {}
return null;
}
// ==========================================
// HILFSFUNKTION: URL VON TRACKING & CHALLENGE-PARAMETERN BEREINIGEN
// ==========================================
function cleanBookingUrl(rawUrl) {
try {
const parsed = new URL(rawUrl);
// Behalte nur wesentliche Buchungsparameter und entferne challenge tokens (chal_t, force_referer, etc.)
const allowedParams = ['checkin', 'checkout', 'group_adults', 'no_rooms', 'group_children', 'selected_currency', 'lang'];
const newParams = new URLSearchParams();
for (const param of allowedParams) {
const val = parsed.searchParams.get(param);
if (val) newParams.set(param, val);
}
if (!newParams.has('lang')) newParams.set('lang', 'de');
if (!newParams.has('selected_currency')) newParams.set('selected_currency', 'EUR');
parsed.search = newParams.toString();
parsed.hash = '';
return parsed.toString();
} catch (e) {
return rawUrl;
}
}
// ==========================================
// HILFSFUNKTION: SICHERE EVALUATION (RESISTENT GEGEN REDIRECTS)
// ==========================================
async function safeEvaluate(page, fn, fallback = null, arg = undefined) {
try {
return arg !== undefined ? await page.evaluate(fn, arg) : await page.evaluate(fn);
} catch (err) {
if (err.message && (err.message.includes('Execution context was destroyed') || err.message.includes('navigating') || err.message.includes('Target closed'))) {
await page.waitForLoadState('domcontentloaded').catch(() => {});
await page.waitForTimeout(2500);
try {
return arg !== undefined ? await page.evaluate(fn, arg) : await page.evaluate(fn);
} catch (innerErr) {
return fallback;
}
}
return fallback;
}
}
// ==========================================
// BULLMQ WORKER: SCRAPING & REVIEWS
// ==========================================
const worker = new Worker('scrape-jobs', async (job) => {
const { url, webhookUrl, appWebhookUrl, hotelId } = job.data;
const isReviewScan = Boolean(webhookUrl && webhookUrl.startsWith('http'));
console.log(`[Job ${job.id}] Starte ${isReviewScan ? 'FULL-SCAN (Preis + KI-Reviews + Bad-Fotos)' : 'PREIS-SCAN (Schnell)'} für: ${url}`);
const { url, webhookUrl, appWebhookUrl, hotelId, debug, mode } = job.data;
const isReviewScan = Boolean((webhookUrl && webhookUrl.startsWith('http')) || mode === 'reviews' || mode === 'full');
const isDebugMode = Boolean(debug || DEBUG_HTML);
console.log(`\n==================================================`);
console.log(`[Job ${job.id}] Starte ${isReviewScan ? 'FULL-SCAN (Preis + KI-Reviews + Fotos)' : 'PREIS-SCAN (Schnell)'} für: ${url}`);
console.log(`==================================================`);
// Alle Variablen fest vorinitialisieren
let scrapedPrice = null;
let hasGenius = false;
let roomSizeM2 = null;
@@ -132,22 +182,129 @@ const worker = new Worker('scrape-jobs', async (job) => {
let browser = null;
try {
browser = await chromium.launch({ headless: true });
// 1. Browser mit Anti-Bot & Stealth-Optionen starten
browser = await chromium.launch({
headless: true,
args: [
'--no-sandbox',
'--disable-setuid-sandbox',
'--disable-dev-shm-usage',
'--disable-blink-features=AutomationControlled',
'--window-size=1920,1080'
]
});
const context = await browser.newContext({
userAgent: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36',
viewport: { width: 1280, height: 900 },
userAgent: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36',
viewport: { width: 1920, height: 1080 },
locale: 'de-DE',
timezoneId: 'Europe/Berlin'
});
// Verhindert Erkennung über navigator.webdriver und emuliert Standard-Browser-Eigenschaften
await context.addInitScript(() => {
Object.defineProperty(navigator, 'webdriver', { get: () => undefined });
window.chrome = {
runtime: {},
loadTimes: function() {},
csi: function() {},
app: {}
};
Object.defineProperty(navigator, 'plugins', {
get: () => [1, 2, 3, 4, 5]
});
Object.defineProperty(navigator, 'languages', {
get: () => ['de-DE', 'de', 'en-US', 'en']
});
});
const page = await context.newPage();
let targetUrl = url;
if (isReviewScan && !targetUrl.includes('#tab-reviews')) {
targetUrl = targetUrl.replace('#tab-main', '') + '#tab-reviews';
let targetUrl = cleanBookingUrl(url);
console.log(`[Job ${job.id}] 🌐 Bereinigte Ziel-URL: ${targetUrl}`);
await page.goto(targetUrl, { waitUntil: 'domcontentloaded', timeout: 45000 });
await page.waitForLoadState('domcontentloaded').catch(() => {});
await page.waitForTimeout(2000);
// Prüfen, ob AWS WAF Challenge aktiv ist (sicher gegenüber gleichzeitiger Navigation)
let isWafChallenge = false;
try {
isWafChallenge = await page.evaluate(() => {
return Boolean(
document.querySelector('#challenge-container') ||
document.querySelector('script[src*="challenge.js"]') ||
window.AwsWafIntegration ||
(document.title === '' && (document.body ? document.body.innerText.includes('verify that you') : false))
);
});
} catch (navErr) {
await page.waitForLoadState('domcontentloaded').catch(() => {});
await page.waitForTimeout(2500);
try {
isWafChallenge = await page.evaluate(() => {
return Boolean(
document.querySelector('#challenge-container') ||
document.querySelector('script[src*="challenge.js"]') ||
window.AwsWafIntegration
);
});
} catch (e) {
isWafChallenge = false;
}
}
await page.goto(targetUrl, { waitUntil: 'domcontentloaded', timeout: 35000 });
await page.waitForTimeout(2500);
if (isWafChallenge) {
console.log(`[Job ${job.id}] 🛡️ AWS WAF Challenge erkannt. Warte auf automatische Token-Weiterleitung...`);
try {
await page.waitForFunction(() => {
const hasChallenge = document.querySelector('#challenge-container') || document.querySelector('script[src*="challenge.js"]');
const hasContent = document.querySelector('h1, h2, #hp_hotel_name, [data-testid="header-title"], script[type="application/ld+json"]');
return !hasChallenge || Boolean(hasContent);
}, { timeout: 25000 });
console.log(`[Job ${job.id}] 🔓 Weiterleitung nach AWS WAF erfolgt!`);
await page.waitForLoadState('domcontentloaded').catch(() => {});
await page.waitForTimeout(2000);
} catch (wafErr) {
console.log(`[Job ${job.id}] ⚠️ AWS WAF Timeout. Versuche direkten Reload der Basis-URL...`);
try {
const parsed = new URL(targetUrl);
await page.goto(parsed.origin + parsed.pathname, { waitUntil: 'domcontentloaded', timeout: 30000 });
await page.waitForLoadState('domcontentloaded').catch(() => {});
await page.waitForTimeout(3000);
} catch (reloadErr) {}
}
}
// Warte kurz auf wichtige Hotel-Elemente
try {
await page.waitForSelector('h1, h2, #hp_hotel_name, [data-testid="header-title"], script[type="application/ld+json"]', { timeout: 8000 });
} catch (e) {}
// Cookie-Banner & störende Overlays für alle Scans sofort schließen
try {
const dismissBtns = await page.$$(
'button[aria-label*="schließen"], button[aria-label*="Schließen"], button[aria-label*="Close"], button[aria-label*="Dismiss"], #onetrust-accept-btn-handler, button:has-text("Akzeptieren"), button:has-text("Alle akzeptieren"), button[data-testid="selection-modal-close-btn"]'
);
for (const btn of dismissBtns) {
await btn.click().catch(() => {});
await page.waitForTimeout(300);
}
} catch (e) {}
// HTML-Dump & Screenshot bei Debug-Modus sichern
if (isDebugMode) {
try {
const htmlContent = await page.content();
await fs.writeFile('src/hotel-debug.html', htmlContent, 'utf-8');
await page.screenshot({ path: 'src/hotel-debug.png', fullPage: false });
console.log(`[Job ${job.id}] 📝 Debug-HTML gespeichert unter: scraper-service/src/hotel-debug.html`);
console.log(`[Job ${job.id}] 📸 Debug-Screenshot gespeichert unter: scraper-service/src/hotel-debug.png`);
} catch (err) {
console.error(`[Job ${job.id}] ⚠️ Fehler beim Speichern der Debug-Dateien:`, err.message);
}
}
// DATUM AUS URL PARSEN
try {
@@ -156,30 +313,176 @@ const worker = new Worker('scrape-jobs', async (job) => {
domData.checkoutDate = parsedUrl.searchParams.get('checkout');
} catch (e) {}
// 1. JSON-LD STAMMDATEN
hotelDetails = await page.evaluate(() => {
// 2. STAMMDATEN EXTRAHIEREN (JSON-LD + DOM + META FALLBACKS)
hotelDetails = await safeEvaluate(page, () => {
let name = null;
let rating = null;
let reviewCount = null;
let address = null;
let image = null;
// A. JSON-LD durchsuchen (inkl. @graph und verschiedenen Hotel-Typen)
try {
const scripts = Array.from(document.querySelectorAll('script[type="application/ld+json"]'));
for (const script of scripts) {
try {
const json = JSON.parse(script.innerText || '{}');
if (json['@type'] === 'Hotel' || json['@type'] === 'LodgingBusiness' || json.name) {
return {
name: json.name || null,
rating: json.aggregateRating?.ratingValue || null,
reviewCount: json.aggregateRating?.reviewCount || null,
address: json.address?.streetAddress || json.address?.addressLocality || null,
image: Array.isArray(json.image) ? json.image[0] : (json.image || null)
};
const raw = JSON.parse(script.textContent || script.innerText || '{}');
const items = Array.isArray(raw) ? raw : (raw['@graph'] ? raw['@graph'] : [raw]);
for (const json of items) {
const type = (json['@type'] || '').toLowerCase();
const isAccommodation = ['hotel', 'lodgingbusiness', 'resort', 'apartment', 'hostel', 'motel', 'bedandbreakfast', 'guesthouse', 'inn', 'accommodation'].some(t => type.includes(t));
if (isAccommodation || (json.name && (json.address || json.aggregateRating))) {
if (!name && json.name && typeof json.name === 'string') {
name = json.name.trim();
}
if (!rating && json.aggregateRating?.ratingValue) {
const r = parseFloat(String(json.aggregateRating.ratingValue).replace(',', '.'));
if (!isNaN(r)) rating = r;
}
if (!reviewCount && json.aggregateRating?.reviewCount) {
const rc = parseInt(String(json.aggregateRating.reviewCount).replace(/\D/g, ''), 10);
if (!isNaN(rc)) reviewCount = rc;
}
if (!address && json.address) {
if (typeof json.address === 'string') {
address = json.address.trim();
} else if (typeof json.address === 'object') {
const parts = [
json.address.streetAddress,
json.address.postalCode,
json.address.addressLocality,
json.address.addressCountry
].filter(Boolean);
if (parts.length > 0) address = parts.join(', ').trim();
}
}
if (!image && json.image) {
if (Array.isArray(json.image) && json.image.length > 0) {
image = typeof json.image[0] === 'string' ? json.image[0] : json.image[0]?.url;
} else if (typeof json.image === 'string') {
image = json.image;
} else if (json.image?.url) {
image = json.image.url;
}
}
}
}
} catch (e) {}
}
} catch (e) {}
return { name: null, rating: null, reviewCount: null, address: null, image: null };
});
// 2. DOM DATEN
const extraDom = await page.evaluate(() => {
// B. DOM & META FALLBACKS
// 1. Name Fallback
if (!name) {
const nameSelectors = [
'h2.pp-header__title',
'[data-testid="header-title"]',
'#hp_hotel_name',
'h2.hp__hotel-name',
'h2.d2fee87262',
'.hp__hotel-title h2',
'h1[data-testid="header-title"]',
'h1'
];
for (const sel of nameSelectors) {
const el = document.querySelector(sel);
if (el && el.innerText) {
const rawText = el.innerText.split('\n')[0].replace(/^(Hotel|Resort|Apartment)\s+/i, '').trim();
if (rawText && rawText.length > 2 && !rawText.toLowerCase().includes('booking.com')) {
name = rawText;
break;
}
}
}
// Meta Tag Fallback für Name
if (!name) {
const ogTitle = document.querySelector('meta[property="og:title"]')?.getAttribute('content');
if (ogTitle) {
name = ogTitle.split('–')[0].split('-')[0].split('|')[0].replace(/^(Hotel|Resort|Apartment)\s+/i, '').trim();
} else if (document.title) {
name = document.title.split('–')[0].split('-')[0].split('|')[0].replace(/^(Hotel|Resort|Apartment)\s+/i, '').trim();
}
}
}
// 2. Adresse Fallback
if (!address) {
const addrSelectors = [
'[data-testid="Address-wrapper"] span',
'span.hp_address_subtitle',
'[data-node_tt_id="location_score_tooltip"]',
'.bui-link--light[data-source="top_link"]',
'span[data-testid="address-line"]'
];
for (const sel of addrSelectors) {
const el = document.querySelector(sel);
if (el && el.innerText && el.innerText.trim().length > 5) {
address = el.innerText.trim().replace(/\s+/g, ' ');
break;
}
}
}
// 3. Rating & ReviewCount Fallback
if (!rating || !reviewCount) {
try {
const scoreBlock = document.querySelector('[data-testid="review-score-right-component"], .b5cd09854e, .d8eab2cf7f, [data-testid="review-score-component"]');
const scoreText = (scoreBlock ? scoreBlock.innerText : (document.body ? document.body.innerText : '')) || '';
if (!rating && scoreText) {
const ratingMatch = scoreText.match(/(?:Bewertet mit|Scored|Punkte|Note|Score)?\s*([0-9][0-9]?[.,][0-9])/i);
if (ratingMatch) {
const r = parseFloat(ratingMatch[1].replace(',', '.'));
if (!isNaN(r) && r <= 10) rating = r;
}
}
if (!reviewCount && scoreText) {
const countMatch = scoreText.match(/([0-9][0-9.,]*)\s*(?:Bewertungen|reviews|rezensionen|avis|opiniones|Guest reviews)/i);
if (countMatch) {
const rc = parseInt(countMatch[1].replace(/[.,]/g, ''), 10);
if (!isNaN(rc)) reviewCount = rc;
}
}
} catch (e) {}
}
// 4. Hero-Image Fallback
if (!image) {
const ogImage = document.querySelector('meta[property="og:image"]')?.getAttribute('content');
if (ogImage && ogImage.startsWith('http')) {
image = ogImage;
} else {
const imgSelectors = [
'[data-testid="hotel-gallery"] img',
'.gallery_image_round_corners img',
'#hotel_main_content img',
'img.bh-photo-grid-thumb'
];
for (const sel of imgSelectors) {
const imgEl = document.querySelector(sel);
if (imgEl && imgEl.getAttribute('src') && imgEl.getAttribute('src').startsWith('http')) {
image = imgEl.getAttribute('src');
break;
}
}
}
}
return { name, rating, reviewCount, address, image };
}, { name: null, rating: null, reviewCount: null, address: null, image: null });
// Fallback: Name aus URL-Slug ableiten wenn im HTML nichts gefunden wurde
if (!hotelDetails.name) {
hotelDetails.name = extractHotelNameFromUrl(url);
}
// 3. DOM-DATEN (Nächte, Personen, Zimmergröße)
const extraDom = await safeEvaluate(page, () => {
try {
const bodyText = document.body ? (document.body.innerText || '') : '';
const nMatch = bodyText.match(/(\d+)\s*Nächte?/i);
@@ -193,128 +496,219 @@ const worker = new Worker('scrape-jobs', async (job) => {
} catch (e) {
return { dNights: 1, dPersons: 2, roomSize: null };
}
});
}, { dNights: 1, dPersons: 2, roomSize: null });
domData.dNights = extraDom.dNights;
domData.dPersons = extraDom.dPersons;
roomSizeM2 = extraDom.roomSize;
// PREIS AUSLESEN
scrapedPrice = await page.evaluate(() => {
const selectors = [
'[data-testid="price-and-discounted-price"]',
'.totalPrice .bui-price-display__value',
'.hprt-price-price',
'.prco-valign-middle-helper'
];
for (const sel of selectors) {
const el = document.querySelector(sel);
if (el && el.innerText && /\d/.test(el.innerText)) return el.innerText.trim();
}
return null;
});
scrapedPrice = await safeEvaluate(page, () => {
try {
const selectors = [
'[data-testid="price-and-discounted-price"]',
'.totalPrice .bui-price-display__value',
'.hprt-price-price',
'.prco-valign-middle-helper',
'[data-testid="price-display"]',
'span.prco-inline-block-maker-helper',
'.bui-price-display__value'
];
for (const sel of selectors) {
const el = document.querySelector(sel);
if (el && el.innerText && /\d/.test(el.innerText)) return el.innerText.trim();
}
// GENIUS BADGE ERKENNUNG
hasGenius = await page.evaluate(() => {
const geniusSelectors = [
'.m-badge__genius',
'svg.genius-badge',
'.-genius-new_identity-genius_badge',
'.c-deals-container__genius-badge-fix',
'[aria-label*="Genius"]',
'[data-testid="deal-badge"]'
];
return geniusSelectors.some(sel => Boolean(document.querySelector(sel)));
const bodyText = document.body ? (document.body.innerText || '') : '';
const priceMatch = bodyText.match(/(?:€|EUR)\s*([0-9][0-9.,]*)|([0-9][0-9.,]*)\s*(?:€|EUR)/i);
if (priceMatch) {
return (priceMatch[1] || priceMatch[2] || '').trim();
}
} catch (e) {}
return null;
}, null);
// GENIUS BADGE PRÜFUNG
hasGenius = await safeEvaluate(page, () => {
try {
const geniusSelectors = [
'.m-badge__genius',
'svg.genius-badge',
'.-genius-new_identity-genius_badge',
'.c-deals-container__genius-badge-fix',
'[aria-label*="Genius"]',
'[data-testid="deal-badge"]'
];
return geniusSelectors.some(sel => Boolean(document.querySelector(sel)));
} catch (e) {
return false;
}
}, false);
console.log(`[Job ${job.id}] 📋 Extrahierte Stammdaten:`, {
name: hotelDetails.name,
rating: hotelDetails.rating,
reviewCount: hotelDetails.reviewCount,
address: hotelDetails.address,
image: hotelDetails.image ? (hotelDetails.image.substring(0, 60) + '...') : null,
price: scrapedPrice,
hasGenius,
nights: domData.dNights,
persons: domData.dPersons,
roomSizeM2
});
if (hasGenius) {
console.log(`[Job ${job.id}] 💙 Genius-Badge erkannt (-10% Rabatt gilt)!`);
}
// 3. KOMMENTARE EXTRAHIEREN
// 4. REVIEWS EXTRAHIEREN (STICKY-HEADER AKTIVIERUNG & ECHTER MAUSKLICK)
if (isReviewScan) {
console.log(`[Job ${job.id}] Starte Review-Extraction mit Pagination...`);
try {
const reviewTab = await page.$('a[href*="#tab-reviews"], #js--hp-gallery-scorecard a, [data-testid="review-score-link"]');
if (reviewTab) {
await reviewTab.click();
await page.waitForTimeout(2000);
console.log(`[Job ${job.id}] 🚀 Starte gezielte Review-Extraction für "${hotelDetails.name || 'Hotel'}"...`);
// B. Herunterscrollen um Lazy-Components zu hydrieren und Review-Dialog zu öffnen
console.log(`[Job ${job.id}] 📜 Scrolle herunter, um verzögert geladene Review-Komponenten zu aktivieren...`);
await page.evaluate(() => window.scrollTo(0, 4000));
await page.waitForTimeout(2500);
// C. Klick auf Review-Trigger ausführen
console.log(`[Job ${job.id}] 👉 Öffne Review-Dialog über 'Alle Bewertungen lesen' / 'Gästebewertungen'...`);
await page.evaluate(() => {
const btn = document.querySelector('button[data-testid="fr-read-all-reviews"]') ||
document.querySelector('button[data-testid="review-score-read-all-actionable"]') ||
document.getElementById('reviews-tab-trigger') ||
document.querySelector('[data-testid="Property-Header-Nav-Tab-Trigger-reviews"]');
if (btn) {
btn.scrollIntoView({ behavior: 'instant', block: 'center' });
btn.click();
btn.dispatchEvent(new MouseEvent('click', { bubbles: true, cancelable: true, view: window }));
return true;
}
return false;
}).catch(() => false);
// 4 Sekunden warten bis das Dialog-Panel mit den 1.000+ Bewertungen vollständig geöffnet ist
await page.waitForTimeout(4000);
// Screenshot zur visuellen Kontrolle aktualisieren
try {
await page.screenshot({ path: 'src/review-debug.png', fullPage: false });
console.log(`[Job ${job.id}] 📸 Screenshot aktualisiert unter: scraper-service/src/review-debug.png`);
} catch (e) {}
await page.evaluate(() => window.scrollBy(0, 1000));
await page.waitForTimeout(2000);
// D. Sortierung auf "Neueste zuerst" (NEWEST_FIRST) umstellen
try {
const sorterLocator = page.locator('#reviewListSorters, [data-testid="reviews-sorter-component"], select[name="reviewListSorters"]').first();
if (await sorterLocator.count() > 0) {
console.log(`[Job ${job.id}] 🔄 Stelle Sortierung auf 'NEWEST_FIRST' (Neueste zuerst) um...`);
await sorterLocator.selectOption('NEWEST_FIRST');
await page.waitForTimeout(3000); // Warten bis Booking die Liste per AJAX neu lädt
}
} catch (e) {
console.log(`[Job ${job.id}] ⚠️ Sortierung konnte nicht angepasst werden:`, e.message);
}
let pageCount = 0;
const seenKeys = new Set();
while (extractedReviews.length < 80 && pageCount < 15) {
const pageReviews = await page.evaluate(({ westernCountries }) => {
const cards = Array.from(document.querySelectorAll('[data-testid="review-card"], [role="group"][aria-label*="Bewertung"], li.review_list_new_item_block, .review_item'));
const results = [];
const currentYear = 2026;
for (const card of cards) {
const cardText = card ? (card.innerText || '') : '';
if (!cardText) continue;
const isWestern = westernCountries.some(c => cardText.toLowerCase().includes(c.toLowerCase()));
if (!isWestern) continue;
while (pageCount < 30) {
pageCount++;
console.log(`[Job ${job.id}] 📄 Scanne Bewertungsseite ${pageCount} (Bisher gesammelt: ${extractedReviews.length})...`);
// Extrahiere alle Review-Karten aus dem Dialog / DOM
const pageReviews = await page.evaluate(() => {
const cards = Array.from(document.querySelectorAll(
'#reviewCardsSection [data-testid="review-card"], div[role="dialog"] [data-testid="review-card"], [data-testid="review-card"]'
));
const items = [];
const currentYear = new Date().getFullYear();
for (const card of cards) {
const titleEl = card.querySelector('[data-testid="review-title"], h4');
const posEl = card.querySelector('[data-testid="review-positive-text"]');
const negEl = card.querySelector('[data-testid="review-negative-text"]');
const dateEl = card.querySelector('[data-testid="review-date"]');
const flagImg = card.querySelector('[data-testid="review-avatar"] .fff1944c52 img[alt], [data-testid="review-country"] img[alt], img.b8d1620349');
const countrySpan = card.querySelector('[data-testid="review-avatar"] .fff1944c52 span:not(.cec4c9cfef), [data-testid="review-country"]');
const title = titleEl ? titleEl.innerText.trim() : '';
const positive = posEl ? posEl.innerText.trim().replace(/^„|“$/g, '').trim() : '';
const negative = negEl ? negEl.innerText.trim().replace(/^„|“$/g, '').trim() : '';
const dateText = dateEl ? dateEl.innerText.trim() : 'Aktuell';
const country = (flagImg ? flagImg.getAttribute('alt') : (countrySpan ? countrySpan.innerText : '')).trim();
const cardText = card.innerText || '';
const yearMatch = cardText.match(/\b(20\d{2})\b/);
if (yearMatch) {
const reviewYear = parseInt(yearMatch[1], 10);
if (currentYear - reviewYear > 2) continue;
if (currentYear - reviewYear > 1) {
continue;
}
}
const titleEl = card.querySelector('[data-testid="review-title"], h4');
const posEl = card.querySelector('[data-testid="review-positive-text"], .review_pos');
const negEl = card.querySelector('[data-testid="review-negative-text"], .review_neg');
const dateEl = card.querySelector('[data-testid="review-date"]');
const title = titleEl ? titleEl.innerText.trim() : '';
const positive = posEl ? posEl.innerText.trim() : '';
const negative = negEl ? negEl.innerText.trim() : '';
const dateText = dateEl ? dateEl.innerText.trim() : (yearMatch ? yearMatch[0] : 'Aktuell');
let fallbackText = '';
if (!positive && !negative) fallbackText = cardText.replace(title, '').substring(0, 300).trim();
if (!positive && !negative) {
fallbackText = cardText.replace(title, '').substring(0, 300).trim();
}
if (title || positive || negative || fallbackText) {
results.push({ title, positive: positive || fallbackText, negative, date: dateText });
items.push({ title, positive: positive || fallbackText, negative, date: dateText, country });
}
}
return results;
}, { westernCountries: WESTERN_COUNTRIES }).catch(() => []);
return items;
}).catch(err => {
console.error(`[Job ${job.id}] Evaluate error on page ${pageCount}:`, err.message);
return [];
});
console.log(`[Job ${job.id}] 🔍 Echte Gästekarten auf Seite ${pageCount} gefunden: ${pageReviews.length}`);
for (const rev of pageReviews) {
if (rev.country) {
const isWestern = WESTERN_COUNTRIES.some(c => rev.country.toLowerCase().includes(c.toLowerCase()));
if (!isWestern) {
console.log(`[Job ${job.id}] └─ ❌ Land nicht in Liste: "${rev.country}"`);
continue;
}
}
const key = `${rev.title}-${rev.positive}-${rev.date}`;
if (!seenKeys.has(key) && extractedReviews.length < 80) {
seenKeys.add(key);
extractedReviews.push(rev);
console.log(`[Job ${job.id}] └─ ✅ Akzeptiert: "${rev.title || rev.positive.substring(0, 30)}" (${rev.country || 'International'})`);
}
}
if (extractedReviews.length >= 80) break;
try {
const nextBtn = await page.$('#reviewCardsSection button:has(svg), button[aria-label*="Nächste"], button[aria-label*="Next"]');
if (nextBtn) {
const isDisabled = await nextBtn.getAttribute('disabled');
if (isDisabled !== null) break;
await nextBtn.click();
await page.waitForTimeout(2000);
pageCount++;
} else break;
} catch (e) { break; }
// Weiterblättern im Modal
const nextResult = await page.evaluate(() => {
const nextBtn = document.querySelector('div[role="dialog"] button[aria-label="Nächste Seite"], button[aria-label="Nächste Seite"], button[aria-label*="Nächste Seite"]');
if (nextBtn && !nextBtn.disabled && !nextBtn.hasAttribute('disabled')) {
nextBtn.scrollIntoView({ behavior: 'instant', block: 'center' });
nextBtn.click();
nextBtn.dispatchEvent(new MouseEvent('click', { bubbles: true, cancelable: true, view: window }));
return true;
}
return false;
}).catch(() => false);
if (nextResult) {
await page.waitForTimeout(3000);
} else {
break;
}
}
console.log(`[Job ${job.id}] ${extractedReviews.length} Kommentare extrahiert.`);
console.log(`[Job ${job.id}] ✅ Insgesamt ${extractedReviews.length} passende Kommentare extrahiert.`);
}
} catch (error) {
console.error(`[Job ${job.id}] Fehler beim Scraping:`, error.message);
console.error(`[Job ${job.id}] ❌ Fehler beim Scraping:`, error.message);
} finally {
if (browser) await browser.close();
// 4. Google Maps Fotos nur bei gezieltem KI-Review-Scan abrufen (spart SerpApi-Credits)
// 5. GOOGLE MAPS FOTOS NUR BEI KI-REVIEW SCAN ABRUFEN
if (isReviewScan && hotelDetails.name) {
try {
bathroomImages = await getGoogleBathroomPhotosViaApi(hotelDetails.name, hotelDetails.address);
@@ -324,7 +718,7 @@ const worker = new Worker('scrape-jobs', async (job) => {
}
}
// 5. Preishistorie und Bad-Bilder an Travel-App Webhook senden
// 6. PREISHISTORIE + STAMMDATEN AN NEXT.JS WEBHOOK SENDEN
if (appWebhookUrl) {
try {
await axios.post(appWebhookUrl, {
@@ -342,13 +736,13 @@ const worker = new Worker('scrape-jobs', async (job) => {
persons: domData.dPersons || 2,
bathroomImages: Array.isArray(bathroomImages) && bathroomImages.length > 0 ? bathroomImages : undefined
});
console.log(`[Job ${job.id}] ✅ Preishistorie in Postgres gespeichert!`);
console.log(`[Job ${job.id}] ✅ Preishistorie & Stammdaten in Postgres gespeichert!`);
} catch (e) {
console.error(`[Job ${job.id}] ❌ Fehler bei Preishistorie:`, e.message);
console.error(`[Job ${job.id}] ❌ Fehler bei Preishistorie-Webhook:`, e.message);
}
}
// 6. Reviews an n8n senden
// 7. REVIEWS AN N8N WEBHOOK SENDEN
if (isReviewScan && extractedReviews.length > 0) {
try {
await axios.post(webhookUrl, {
@@ -359,7 +753,9 @@ const worker = new Worker('scrape-jobs', async (job) => {
timestamp: new Date().toISOString()
});
console.log(`[Job ${job.id}] 🚀 ${extractedReviews.length} Reviews an n8n gesendet!`);
} catch (e) {}
} catch (e) {
console.error(`[Job ${job.id}] ❌ Fehler beim Senden an n8n:`, e.message);
}
}
}
}, { ...REDIS_CONFIG, concurrency: 2 });