1337x - Steam Hover Preview

On-hover Steam thumbnail, description, and community tags for 1337x torrent titles
当前为 2025-04-24 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         1337x - Steam Hover Preview
// @namespace    https://greasyfork.org/users/DeonHolo
// @version      1.9
// @description  On-hover Steam thumbnail, description, and community tags for 1337x torrent titles
// @icon         https://greasyfork.s3.us-east-2.amazonaws.com/x432yc9hx5t6o2gbe9ccr7k5l6u8
// @author       DeonHolo
// @license      MIT
// @match        *://*.1337x.to/*
// @match        *://*.1337x.ws/*
// @match        *://*.1337x.is/*
// @match        *://*.1337x.gd/*
// @match        *://*.x1337x.cc/*
// @match        *://*.1337x.st/*
// @match        *://*.x1337x.ws/*
// @match        *://*.1337x.eu/*
// @match        *://*.1337x.se/*
// @match        *://*.x1337x.eu/*
// @match        *://*.x1337x.se/*
// @match        https://www.1337x.to/*
// @match        http://l337xdarkkaqfwzntnfk5bmoaroivtl6xsbatabvlb52umg6v3ch44yd.onion/*
// @grant        GM_xmlhttpRequest
// @grant        GM_addStyle
// @connect      store.steampowered.com
// @connect      steamcdn-a.akamaihd.net
// @run-at       document-idle
// ==/UserScript==

(() => {
  'use strict';

  GM_addStyle(`
    .steamHoverTip {
      position: fixed;
      padding: 8px;
      background: rgba(255,255,255,0.95);
      border: 1px solid #444;
      border-radius: 4px;
      box-shadow: 0 2px 6px rgba(0,0,0,0.2);
      z-index: 2147483647;
      max-width: 300px;
      font-size: 12px;
      line-height: 1.3;
      display: none;
      pointer-events: none;
    }
  `);

  const tip = document.createElement('div');
  tip.className = 'steamHoverTip';
  document.body.appendChild(tip);

  const MIN_INTERVAL = 50;
  let lastRequest = 0;
  const apiCache = new Map();
  const tagCache = new Map();
  const MAX_CACHE = 100;

  function pruneCache(map) {
    if (map.size <= MAX_CACHE) return;
    const key = map.keys().next().value;
    map.delete(key);
  }

  function gmFetch(url, responseType = 'json') {
    const wait = Math.max(0, MIN_INTERVAL - (Date.now() - lastRequest));
    return new Promise(r => setTimeout(r, wait))
      .then(() => new Promise((resolve, reject) => {
        lastRequest = Date.now();
        GM_xmlhttpRequest({ method: 'GET', url, responseType,
          onload: res => resolve(res.response),
          onerror: err => reject(err)
        });
      }));
  }

  function fetchSteam(name) {
    if (apiCache.has(name)) return apiCache.get(name);
    const p = (async () => {
      const search = await gmFetch(
        `https://store.steampowered.com/api/storesearch/?cc=us&l=en&term=${encodeURIComponent(name)}`
      ).catch(() => null);
      const id = search?.items?.[0]?.id;
      if (!id) return null;

      const resp = await gmFetch(
        `https://store.steampowered.com/api/appdetails?appids=${id}&cc=us&l=en`
      ).catch(() => null);
      return resp?.[id]?.data || null;
    })();

    apiCache.set(name, p);
    pruneCache(apiCache);
    return p;
  }

  async function fetchTags(appid) {
    const key = `tags:${appid}`;
    if (tagCache.has(key)) return tagCache.get(key);
    const html = await gmFetch(
      `https://store.steampowered.com/app/${appid}/?l=en`, 'text'
    ).catch(() => '');
    const doc = new DOMParser().parseFromString(html, 'text/html');
    const els = doc.querySelectorAll('.glance_tags.popular_tags a.app_tag');
    const tags = Array.from(els).slice(0,5).map(a => a.textContent.trim());
    tagCache.set(key, tags);
    pruneCache(tagCache);
    return tags;
  }

  function cleanName(raw) {
    if (/soundtrack|ost|demo/i.test(raw)) return null;
    let name = raw.trim();
    name = name.split(/(?:[-\/(\[]|Update|Edition|Deluxe)/i)[0].trim();
    return name.replace(/ v[\d.].*$/i, '').trim() || null;
  }

  function positionTip(e) {
    let x = e.clientX + 12;
    let y = e.clientY + 12;
    const w = tip.offsetWidth;
    const h = tip.offsetHeight;
    if (x + w > window.innerWidth) x = window.innerWidth - w - 8;
    if (y + h > window.innerHeight) y = window.innerHeight - h - 8;
    tip.style.left = x + 'px';
    tip.style.top = y + 'px';
  }

  let hoverId = 0;
  let pointerOn = false;
  let needsMove = false;
  let lastEvent = null;

  async function showTip(e) {
    pointerOn = true;
    const thisId = ++hoverId;
    const raw = e.target.textContent;
    const name = cleanName(raw);
    if (!name) return hideTip();

    tip.innerHTML = `<p>Loading <strong>${name}</strong>…</p>`;
    tip.style.display = 'block';
    positionTip(e);

    await new Promise(r => setTimeout(r, 30));
    if (thisId !== hoverId) return;

    const data = await fetchSteam(name);
    if (thisId !== hoverId) return;            // abort stale
    if (!data) {                                // then handle no-data
      tip.innerHTML = `<p>No info for<br><strong>${name}</strong>.</p>`;
      return;
    }

    const tags = await fetchTags(data.steam_appid || data.appid);
    if (thisId !== hoverId) return;

    const tagHtml = tags.length
      ? `<p style="margin-top:6px"><strong>Tags:</strong> ${tags.join('&nbsp;•&nbsp;')}</p>`
      : '';

    tip.innerHTML = `
      <img src="${data.header_image}" style="width:100%;margin-bottom:6px">
      <p>${data.short_description}</p>
      ${tagHtml}
    `;
  }

  function hideTip() {
    pointerOn = false;
    tip.style.display = 'none';
    hoverId++;
  }

  function onPointerMove(e) {
    if (!pointerOn) return;
    needsMove = true;
    lastEvent = e;
  }

  function rafLoop() {
    if (needsMove) {
      positionTip(lastEvent);
      needsMove = false;
    }
    requestAnimationFrame(rafLoop);
  }

  const SEL = 'td.coll-1 a[href^="/torrent/"]';
  document.addEventListener('pointerenter', e => {
    if (e.target.matches(SEL)) showTip(e);
  }, true);

  document.addEventListener('pointerleave', e => {
    if (e.target.matches(SEL)) hideTip();
  }, true);

  document.addEventListener('pointermove', onPointerMove, true);

  rafLoop();
})();