355 lines
15 KiB
TypeScript
355 lines
15 KiB
TypeScript
import { chromium, type Page } from 'playwright';
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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import fs from 'node:fs';
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import axios from 'axios';
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = path.dirname(__filename);
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const USER_AGENT = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36';
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function sanitizePath(rawPath: string) {
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return rawPath.split('/').map(p => p.replace(/[^a-z0-9._-]/gi, '_')).join('/');
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}
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async function downloadFile(url: string, assetsDir: string) {
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if (url.startsWith('//')) url = `https:${url}`;
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if (!url.startsWith('http')) return null;
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try {
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const u = new URL(url);
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// Create a collision-resistant local path
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const relPath = sanitizePath(u.hostname + u.pathname);
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const dest = path.join(assetsDir, relPath);
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if (fs.existsSync(dest)) return `./assets/${relPath}`;
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const res = await axios.get(url, {
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responseType: 'arraybuffer',
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headers: { 'User-Agent': USER_AGENT },
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timeout: 15000,
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validateStatus: () => true
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});
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if (res.status !== 200) return null;
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if (!fs.existsSync(path.dirname(dest))) fs.mkdirSync(path.dirname(dest), { recursive: true });
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fs.writeFileSync(dest, Buffer.from(res.data));
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return `./assets/${relPath}`;
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} catch {
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return null; // Fail silently, proceed with original URL
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}
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}
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async function processCssRecursively(cssContent: string, cssUrl: string, assetsDir: string, urlMap: Record<string, string>, depth = 0) {
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if (depth > 5) return cssContent;
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// Capture both standard url(...) and @import url(...)
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const urlRegex = /(?:url\(["']?|@import\s+["'])([^"'\)]+)["']?\)?/gi;
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let match;
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let newContent = cssContent;
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while ((match = urlRegex.exec(cssContent)) !== null) {
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const originalUrl = match[1];
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if (originalUrl.startsWith('data:') || originalUrl.startsWith('blob:')) continue;
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try {
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const absUrl = new URL(originalUrl, cssUrl).href;
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const local = await downloadFile(absUrl, assetsDir);
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if (local) {
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// Calculate relative path from CSS file to Asset
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const u = new URL(cssUrl);
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const cssPath = u.hostname + u.pathname;
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const assetPath = new URL(absUrl).hostname + new URL(absUrl).pathname;
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// We need to route from the folder containing the CSS to the asset
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const rel = path.relative(path.dirname(sanitizePath(cssPath)), sanitizePath(assetPath));
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// Replace strictly the URL part
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newContent = newContent.split(originalUrl).join(rel);
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urlMap[absUrl] = local;
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}
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} catch { }
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}
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return newContent;
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}
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async function run() {
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const rawUrl = process.argv[2];
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if (!rawUrl) {
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console.error('Usage: npm run clone-page <url>');
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process.exit(1);
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}
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const targetUrl = rawUrl.trim();
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const urlObj = new URL(targetUrl);
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// Setup Output Directories
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const domainSlug = urlObj.hostname.replace('www.', '');
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const domainDir = path.resolve(__dirname, `../public/showcase/${domainSlug}`);
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const assetsDir = path.join(domainDir, 'assets');
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if (!fs.existsSync(assetsDir)) fs.mkdirSync(assetsDir, { recursive: true });
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let pageSlug = urlObj.pathname.split('/').filter(Boolean).join('-');
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if (!pageSlug) pageSlug = 'index';
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const htmlFilename = `${pageSlug}.html`;
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console.log(`🚀 INDUSTRIAL CLONE: ${targetUrl}`);
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const browser = await chromium.launch({ headless: true });
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// Start with a standard viewport, we will resize widely later
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const context = await browser.newContext({ userAgent: USER_AGENT, viewport: { width: 1920, height: 1080 } });
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const page = await context.newPage();
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const urlMap: Record<string, string> = {};
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const foundAssets = new Set<string>();
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// 1. Live Network Interception
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page.on('response', response => {
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const url = response.url();
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if (response.status() === 200) {
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// Capture anything that looks like a static asset
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if (url.match(/\.(css|js|png|jpg|jpeg|gif|svg|woff2?|ttf|otf|mp4|webm|webp|ico)/i)) {
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foundAssets.add(url);
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}
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}
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});
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try {
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console.log('🌐 Loading page (Waiting for Network Idle)...');
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await page.goto(targetUrl, { waitUntil: 'networkidle', timeout: 90000 });
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console.log('🌊 Executing "Scroll Wave" to trigger all lazy loaders naturally...');
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await page.evaluate(async () => {
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await new Promise((resolve) => {
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let totalHeight = 0;
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const distance = 400;
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const timer = setInterval(() => {
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const scrollHeight = document.body.scrollHeight;
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window.scrollBy(0, distance);
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totalHeight += distance;
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if (totalHeight >= scrollHeight) {
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clearInterval(timer);
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window.scrollTo(0, 0); // Reset to top
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resolve(true);
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}
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}, 100);
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});
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});
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console.log('📐 Expanding Viewport to "Giant Mode" for final asset capture...');
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const fullHeight = await page.evaluate(() => document.body.scrollHeight);
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await page.setViewportSize({ width: 1920, height: fullHeight + 1000 });
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// Final settlement wait
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await page.waitForTimeout(3000);
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console.log('💧 Final DOM Hydration & Sanitization...');
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await page.evaluate(() => {
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// A. Deterministic Attribute Hydration (Generic)
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// Scours every element for attributes that look like asset URLs and promotes them
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const assetPattern = /\.(jpg|jpeg|png|gif|svg|webp|mp4|webm|woff2?|ttf|otf)/i;
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document.querySelectorAll('*').forEach(el => {
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// 0. Skip Meta/Head/Script/Style/SVG tags for attribute promotion
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if (['META', 'LINK', 'HEAD', 'SCRIPT', 'STYLE', 'SVG', 'PATH'].includes(el.tagName)) return;
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// 1. Force Visibility (Anti-Flicker)
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const style = window.getComputedStyle(el);
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if (style.opacity === '0' || style.visibility === 'hidden') {
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el.style.setProperty('opacity', '1', 'important');
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el.style.setProperty('visibility', 'visible', 'important');
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}
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// 2. Promote Data Attributes
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for (const attr of Array.from(el.attributes)) {
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const name = attr.name.toLowerCase();
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const val = attr.value;
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if (assetPattern.test(val) || name.includes('src') || name.includes('image')) {
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// Standard Image/Video/Source promotion
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if (el.tagName === 'IMG') {
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if (name.includes('srcset')) el.srcset = val;
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else if (!el.src || el.src.includes('data:')) el.src = val;
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}
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if (el.tagName === 'SOURCE') {
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if (name.includes('srcset')) el.srcset = val;
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}
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if (el.tagName === 'VIDEO' || el.tagName === 'AUDIO') {
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if (!el.src) el.src = val;
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}
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// Background Image Promotion
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if (val.match(/^(https?:\/\/|\/\/|\/)/) && !name.includes('href')) {
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const bg = el.style.backgroundImage;
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if (!bg || bg === 'none') {
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el.style.backgroundImage = `url('${val}')`;
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}
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}
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}
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}
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});
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// B. Ensure basic structural elements are visible post-scroll
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const body = document.body;
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if (body) {
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body.style.setProperty('opacity', '1', 'important');
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body.style.setProperty('visibility', 'visible', 'important');
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}
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});
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console.log('⏳ Waiting for network idle...');
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await page.waitForLoadState('networkidle');
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// 1.5 FINAL SETTLEMENT: Let any scroll-triggered JS finish
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await page.waitForTimeout(1000);
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// 2. Static Snapshot
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let content = await page.content();
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// 3. Post-Snapshot Asset Discovery (Regex)
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// Catches assets that never triggered a network request but exist in the markup
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const regexPatterns = [
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/(?:src|href|url|data-[a-z-]+|srcset)=["']([^"'<>\s]+?\.(?:css|js|png|jpg|jpeg|gif|svg|woff2?|ttf|otf|mp4|webm|webp|ico)(?:\?[^"']*)?)["']/gi,
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// Capture CSS url() inside style blocks
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/url\(["']?([^"'\)]+)["']?\)/gi
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];
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for (const pattern of regexPatterns) {
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let match;
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while ((match = pattern.exec(content)) !== null) {
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try { foundAssets.add(new URL(match[1], targetUrl).href); } catch { }
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}
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}
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// Specific srcset parsing
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const srcsetRegex = /[a-z0-9-]+srcset=["']([^"']+)["']/gi;
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let match;
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while ((match = srcsetRegex.exec(content)) !== null) {
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match[1].split(',').forEach(rule => {
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const parts = rule.trim().split(/\s+/);
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if (parts[0] && !parts[0].startsWith('data:')) {
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try { foundAssets.add(new URL(parts[0], targetUrl).href); } catch { }
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}
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});
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}
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console.log(`🔍 Processing ${foundAssets.size} discovered assets...`);
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// 4. Download & Map
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for (const url of foundAssets) {
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const local = await downloadFile(url, assetsDir);
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if (local) {
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urlMap[url] = local;
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const clean = url.split('?')[0];
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urlMap[clean] = local;
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// Handle CSS recursively
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if (clean.endsWith('.css')) {
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try {
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const { data } = await axios.get(url, { headers: { 'User-Agent': USER_AGENT } });
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// Process CSS and save it
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const processedCss = await processCssRecursively(data, url, assetsDir, urlMap);
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const relPath = sanitizePath(new URL(url).hostname + new URL(url).pathname);
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fs.writeFileSync(path.join(assetsDir, relPath), processedCss);
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} catch { }
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}
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}
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}
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console.log('🛠️ Finalizing Static Mirror...');
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let finalContent = content;
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// A. Apply URL Map Replacements
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// Longer paths first to prevent partial replacement errors
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const sortedUrls = Object.keys(urlMap).sort((a, b) => b.length - a.length);
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if (sortedUrls.length > 0) {
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const escaped = sortedUrls.map(u => u.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'));
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// Create a massive regex for single-pass replacement
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const masterRegex = new RegExp(`(${escaped.join('|')})`, 'g');
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finalContent = finalContent.replace(masterRegex, (match) => urlMap[match] || match);
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}
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// B. Global Root-Relative Path Cleanup
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// Catches things like /wp-content/ that weren't distinct assets or were missed
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const commonDirs = ['/wp-content/', '/wp-includes/', '/assets/', '/static/', '/images/'];
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for (const dir of commonDirs) {
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const localDir = `./assets/${urlObj.hostname}${dir}`;
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finalContent = finalContent.split(`"${dir}`).join(`"${localDir}`);
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finalContent = finalContent.split(`'${dir}`).join(`'${localDir}`);
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finalContent = finalContent.split(`(${dir}`).join(`(${localDir}`);
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}
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// C. Domain Nuke
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// Replace absolute links to the original domain with relative or #
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const domainPattern = new RegExp(`https?://(www\\.)?${urlObj.hostname.replace(/\./g, '\\.')}[^"']*`, 'gi');
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// We carefully only replace if it looks like a resource link, or neutralize if it's a navigation link
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// For simplicity and "solidness", we'll rely on the specific replacements above first.
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// This catch-all nuke ensures we don't leak requests.
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// Convert remaining absolute domain links to relative .
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finalContent = finalContent.replace(domainPattern, (match) => {
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// If we have a map for it, it should have been replaced.
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// If not, it's likely a navigation link or an uncaptured asset.
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// Safe fallback:
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return './';
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});
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// D. Static Stability & Cleanup
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// Remove tracking/analytics/lazy-load scripts that ruins stability
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finalContent = finalContent.replace(/<script\b[^>]*>([\s\S]*?)<\/script>/gi, (match, content) => {
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const lower = content.toLowerCase();
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if (lower.includes('google-analytics') ||
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lower.includes('gtag') ||
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lower.includes('fbq') ||
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lower.includes('lazy') ||
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lower.includes('tracker')) {
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return '';
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}
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return match;
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});
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// E. CSS Injections for Stability
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const headEnd = finalContent.indexOf('</head>');
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if (headEnd > -1) {
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const stabilityCss = `
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<style>
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/* UNIVERSAL CLONE STABILIZATION */
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* {
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transition: none !important;
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animation: none !important;
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scroll-behavior: auto !important;
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}
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[data-aos], .reveal, .lazypath, .lazy-load, [data-src] {
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opacity: 1 !important;
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visibility: visible !important;
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transform: none !important;
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clip-path: none !important;
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}
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img, video, iframe {
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max-width: 100%;
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display: block;
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}
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a {
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pointer-events: none;
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cursor: default;
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}
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</style>`;
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finalContent = finalContent.slice(0, headEnd) + stabilityCss + finalContent.slice(headEnd);
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}
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// Save
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const finalPath = path.join(domainDir, htmlFilename);
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fs.writeFileSync(finalPath, finalContent);
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console.log(`✅ SUCCESS: Cloned to ${finalPath}`);
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} catch (err) {
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console.error('❌ FATAL ERROR:', err);
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} finally {
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await browser.close();
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}
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}
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run();
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