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import axios from 'axios';import * as cheerio from 'cheerio';class XDownloader {  constructor() {    this.headers = {      'User-Agent':        'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',      'Accept-Language': 'id-ID,id;q=0.9,en-US;q=0.8,en;q=0.7',      Accept: 'application/json, text/plain, */*',      Referer: 'https://x.com/',    };  }  extractTweetId(url) {    const patterns = [      /(?:x\.com|twitter\.com)\/(?:i\/status|[^/]+\/status)\/(\d+)/i,      /status\/(\d+)/i,    ];    for (const re of patterns) {      const m = url.match(re);      if (m) return m[1];    }    return null;  }  getToken(id) {    try {      const bigId = BigInt(id);      const hi = Number(bigId / 1_000_000_000_000_000n);      const lo = Number(bigId % 1_000_000_000_000_000n) / 1e15;      return ((hi + lo) * Math.PI).toString(36).replace(/(0+|\.)/g, '');    } catch {      return ((Number(id) / 1e15) * Math.PI).toString(36).replace(/(0+|\.)/g, '');    }  }  // Ambil base media ID dari URL gambar (untuk dedupe)  getMediaBase(url) {    if (!url) return null;    const m = url.match(/\/media\/([A-Za-z0-9_-]+)/);    return m ? m[1] : url.split('?')[0];  }  async getFromSyndication(tweetId) {    const token = this.getToken(tweetId);    const features = [      'tfw_timeline_list:',      'tfw_follower_count_sunset:true',      'tfw_tweet_edit_backend:on',      'tfw_refsrc_session:on',      'tfw_fosnr_soft_interventions_enabled:on',      'tfw_show_birdwatch_pivots_enabled:on',      'tfw_show_business_verified_badge:on',      'tfw_duplicate_scribes_to_settings:on',      'tfw_use_profile_image_shape_enabled:on',      'tfw_video_hls_dynamic_manifests_15082:true_bitrate',      'tfw_legacy_timeline_sunset:true',      'tfw_tweet_edit_frontend:on',    ].join(';');    const url = `https://cdn.syndication.twimg.com/tweet-result?id=${tweetId}&lang=en&token=${token}&features=${encodeURIComponent(features)}`;    try {      const res = await axios.get(url, {        headers: {          ...this.headers,          'User-Agent': 'Googlebot/2.1 (+http://www.google.com/bot.html)',        },        timeout: 15000,        validateStatus: () => true,      });      if (res.status !== 200 || !res.data || typeof res.data !== 'object') {        return null;      }      if (res.data.__typename === 'TweetTombstone' || !res.data.id_str) {        return null;      }      return res.data;    } catch {      return null;    }  }  parseMedia(data) {    const mediaList = [];    const seen = new Set();    const details = data.mediaDetails || data.extended_entities?.media || [];    for (const m of details) {      if (m.type === 'video' || m.type === 'animated_gif') {        const variants = (m.video_info?.variants || []).filter(          (v) => v.content_type === 'video/mp4' && v.url        );        variants.sort((a, b) => (b.bitrate || 0) - (a.bitrate || 0));        const bestUrl = variants[0]?.url || null;        if (bestUrl && !seen.has(bestUrl)) {          seen.add(bestUrl);          mediaList.push({            type: m.type === 'animated_gif' ? 'gif' : 'video',            thumbnail: m.media_url_https || m.media_url || null,            duration_ms: m.video_info?.duration_millis || null,            variants: variants.map((v) => ({              bitrate: v.bitrate || 0,              url: v.url,            })),            url: bestUrl,          });        }      } else if (m.type === 'photo') {        const imgUrl = m.media_url_https || m.media_url || null;        const base = this.getMediaBase(imgUrl);        if (imgUrl && base && !seen.has(base)) {          seen.add(base);          mediaList.push({            type: 'image',            url: imgUrl.includes('name=') ? imgUrl : `${imgUrl.split('?')[0]}?format=jpg&name=large`,            thumbnail: imgUrl,          });        }      }    }    // photos array (format syndication)    if (Array.isArray(data.photos)) {      for (const p of data.photos) {        const imgUrl = p.url || p.media_url_https || null;        const base = this.getMediaBase(imgUrl);        if (imgUrl && base && !seen.has(base)) {          seen.add(base);          mediaList.push({            type: 'image',            url: imgUrl,            thumbnail: imgUrl,          });        }      }    }    // video object    if (data.video) {      const variants = (data.video.variants || []).filter(        (v) => v.type === 'video/mp4' || v.content_type === 'video/mp4'      );      variants.sort((a, b) => (b.bitrate || 0) - (a.bitrate || 0));      const bestUrl = variants[0]?.src || variants[0]?.url;      if (bestUrl && !seen.has(bestUrl)) {        seen.add(bestUrl);        mediaList.push({          type: 'video',          thumbnail: data.video.poster || null,          url: bestUrl,          variants: variants.map((v) => ({            bitrate: v.bitrate || 0,            url: v.src || v.url,          })),        });      }    }    return mediaList;  }  async getFromHtml(url, tweetId) {    const res = await axios.get(url, {      headers: this.headers,      maxRedirects: 10,      timeout: 20000,    });    const html = res.data;    const $ = cheerio.load(html);    const title = $('meta[property="og:title"]').attr('content') || $('title').text().trim();    const description = $('meta[property="og:description"]').attr('content') || '';    const thumbnail = $('meta[property="og:image"]').attr('content') || null;    const mediaList = [];    const seen = new Set();    // 1. Ambil semua og:image (kadang ada lebih dari 1)    $('meta[property="og:image"]').each((_, el) => {      const img = $(el).attr('content');      const base = this.getMediaBase(img);      if (img && base && !seen.has(base) && img.includes('/media/')) {        seen.add(base);        mediaList.push({ type: 'image', url: img, thumbnail: img });      }    });    // 2. Cari di script yang mengandung tweetId    $('script').each((_, el) => {      const content = $(el).html() || '';      if (!content.includes(tweetId)) return;      // Gambar      const imgMatches = content.matchAll(/"media_url_https"\s*:\s*"(https:\/\/pbs\.twimg\.com\/media\/[^"]+)"/g);      for (const match of imgMatches) {        let imgUrl = match[1].replace(/\\u0026/g, '&');        const base = this.getMediaBase(imgUrl);        if (base && !seen.has(base) && !imgUrl.includes('profile_')) {          seen.add(base);          mediaList.push({ type: 'image', url: imgUrl, thumbnail: imgUrl });        }      }      // Video (pastikan content_type video/mp4)      const videoBlocks = content.matchAll(        /"type"\s*:\s*"(?:video|animated_gif)"[\s\S]*?"video_info"\s*:\s*\{[\s\S]*?"variants"\s*:\s*\[([\s\S]*?)\]/g      );      for (const block of videoBlocks) {        const variantsStr = block[1];        const urls = [...variantsStr.matchAll(/"url"\s*:\s*"(https:\/\/video\.twimg\.com\/[^"]+\.mp4[^"]*)"/g)];        const bitrates = [...variantsStr.matchAll(/"bitrate"\s*:\s*(\d+)/g)];        let best = null;        let bestBitrate = -1;        for (let i = 0; i < urls.length; i++) {          const u = urls[i][1].replace(/\\u0026/g, '&');          const br = bitrates[i] ? parseInt(bitrates[i][1]) : 0;          if (br > bestBitrate) {            bestBitrate = br;            best = u;          }        }        if (best && !seen.has(best)) {          seen.add(best);          mediaList.push({ type: 'video', url: best, thumbnail: null });        }      }    });    // 3. Fallback og:video    const ogVideo =      $('meta[property="og:video"]').attr('content') ||      $('meta[property="og:video:url"]').attr('content');    if (ogVideo && !seen.has(ogVideo)) {      mediaList.push({ type: 'video', url: ogVideo, thumbnail });    }    // 4. Kalau masih kosong, pakai thumbnail    if (mediaList.length === 0 && thumbnail) {      mediaList.push({ type: 'image', url: thumbnail, thumbnail });    }    // Username    let username = null;    let displayName = null;    const titleMatch = title.match(/^(.+?)\s*\(@(\w+)\)/);    if (titleMatch) {      displayName = titleMatch[1].trim();      username = titleMatch[2];    } else {      const urlMatch = url.match(/(?:x\.com|twitter\.com)\/([^/]+)/i);      if (urlMatch && urlMatch[1] !== 'i' && urlMatch[1] !== 'status') {        username = urlMatch[1];      }    }    return {      username,      displayName,      text: description,      media: mediaList,    };  }  async getInfo(url) {    try {      const tweetId = this.extractTweetId(url);      if (!tweetId) {        return { success: false, error: 'URL tidak valid' };      }      // Prioritas syndication      let data = await this.getFromSyndication(tweetId);      if (data) {        const user = data.user || {};        const media = this.parseMedia(data);        return {          success: true,          platform: 'X/Twitter',          source: 'syndication',          tweetId: data.id_str || tweetId,          username: user.screen_name || null,          displayName: user.name || null,          text: data.text || data.full_text || '',          createdAt: data.created_at || null,          media,          originalUrl: url,        };      }      // Fallback HTML      const htmlData = await this.getFromHtml(url, tweetId);      return {        success: true,        platform: 'X/Twitter',        source: 'html',        tweetId,        username: htmlData.username || null,        displayName: htmlData.displayName || null,        text: htmlData.text || '',        media: htmlData.media,        originalUrl: url,      };    } catch (error) {      return { success: false, error: error.message };    }  }  async run(url) {    const info = await this.getInfo(url);    console.log(JSON.stringify(info, null, 2));  }}// CLIconst args = process.argv.slice(2);if (args.length === 0) {  console.log('Usage: node x-downloader.js <twitter-url>');  process.exit(1);}const downloader = new XDownloader();downloader.run(args[0]);