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google multilang search view en/zh

[snolab] Mulango - Walkers for bilingual learners. View a google search result in two languages side by side for comparison and language learning. now supports Bing & Google,

当前为 2022-09-25 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name               google multilang search view en/zh
  3. // @name:zh            谷歌多语言搜索 en/zh
  4. // @namespace          snomiao@gmail.com
  5. // @author             snomiao@gmail.com
  6. // @version            1.0.1
  7. // @description        [snolab] Mulango - Walkers for bilingual learners. View a google search result in two languages side by side for comparison and language learning. now supports Bing & Google,
  8. // @description:zh     [snolab] Mulango - 双语学习者的学步车，以并列多语言视角浏览谷歌搜索结果 现支持 Bing & Google,
  9. // @match              https://*.google.com/search?*
  10. // @match              https://*.bing.com/search?*
  11. // @match              https://*/search*
  12. // @grant              none
  13. // @run-at             document-start
  14. // @license            GPL-3.0+
  15. // @supportURL         https://github.com/snomiao/userscript.js/issues
  16. // @contributionURL    https://snomiao.com/donate
  17. // @grant   GM_getValue
  18. // @grant   GM_setValue
  19. // ==/UserScript==
  20.  
  21. (async function () {
  22.     if (!location.hostname.match(/google|bing/)) return;
  23.     if (parent !== window) return iframeSetup();
  24.     iframeHeightReceiverSetup();
  25.     const searchLinks = await mulangoSearchLinksFetch();
  26.     searchLinks.length && mulangoPageReplace(searchLinks);
  27. })();
  28.  
  29. function mulangoPageReplace(searchLinks) {
  30.     const iframes = searchLinks.map((src) => `<iframe src="${src}"></iframe>`);
  31.     const style = `<style>
  32.         body{margin: 0; display: flex; flex-direction: row; }
  33.         iframe{flex: auto; height: 100vh; overflow: hidden;border: none; }
  34.     </style>`;
  35.     document.body.innerHTML = `${style}${iframes}`;
  36. }
  37.  
  38. function iframeHeightReceiverSetup() {
  39.     const setHeight = (height = 0) =>
  40.         height &&
  41.         [...document.querySelectorAll("iframe[src]")].map(
  42.             (e) =>
  43.                 (e.style.height =
  44.                     Math.max(
  45.                         Number(String(e.style.height).replace(/\D+/g, "") || 0),
  46.                         height
  47.                     ) + "px")
  48.         );
  49.     window.addEventListener("message", (e) => setHeight(e.data?.height), false);
  50. }
  51. function iframeSetup() {
  52.     iframeScrollbarRemove();
  53.     const sendHeight = () =>
  54.         parent.postMessage?.({ height: document.body.scrollHeight }, "*");
  55.     window.addEventListener("resize", sendHeight, false);
  56.     window.addEventListener("load", sendHeight, false);
  57.     sendHeight();
  58.     window.addEventListener("load", iframeLinksSetup, false);
  59. }
  60.  
  61. function iframeLinksSetup() {
  62.     return [...document.querySelectorAll("a[href]")]
  63.         .filter(({ href }) => new URL(href).origin === location.origin)
  64.         .map((e) => (e.target = "_parent"));
  65. }
  66.  
  67. function iframeScrollbarRemove() {
  68.     document.body.style.margin = "-18px auto 0";
  69. }
  70.  
  71. async function mulangoSearchLinksFetch() {
  72.     const url = new URL(location.href);
  73.     const query = url.searchParams.get("q") || "";
  74.     if (!query) return [];
  75.     const result = await bilangTranslate(query);
  76.     const searchLinks = result.map((t) => {
  77.         const u2 = new URL(url.href);
  78.         u2.searchParams.set("q", t);
  79.         return u2.href;
  80.     });
  81.     return searchLinks;
  82. }
  83. async function bilangTranslate(s) {
  84.     const translate = (
  85.         await import(
  86.             "https://cdn.skypack.dev/@snomiao/google-translate-api-browser"
  87.         )
  88.     ).setCORS("https://google-translate-cors.vercel.app/api?url=", {
  89.         encode: true,
  90.     });
  91.     return [
  92.         await translate(s, { to: "zh" })
  93.             .then((e) => e.text)
  94.             .catch(console.error),
  95.         await translate(s, { to: "en" })
  96.             .then((e) => e.text)
  97.             .catch(console.error),
  98.     ].filter((e) => e);
  99. }