OpenAI-ChatGPT LaTeX Auto Render (with MathJax V2)

Auto typeset LaTeX math formulas on OpenAI ChatGPT page.

À partir de 2022-12-07. Voir la dernière version.

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// ==UserScript==
// @name               OpenAI-ChatGPT LaTeX Auto Render (with MathJax V2)
// @namespace          http://tampermonkey.net/
// @version            0.2.2
// @author             Scruel (https://github.com/scruel)
// @description        Auto typeset LaTeX math formulas on OpenAI ChatGPT page.
// @description:zh-CN  自动渲染 OpenAI 的 ChatGPT 页面上的 LaTeX 数学公式。
// @match              https://chat.openai.com/chat
// @grant              none
// ==/UserScript==

'use strict';

async function addScript(url) {
    const scriptElement = document.createElement('script');
    scriptElement.src = url;
    scriptElement.async = true;

    const headElement = document.getElementsByTagName('head')[0] || document.documentElement;
    headElement.insertBefore(scriptElement , headElement.firstChild);
    await waitScriptLoaded();
}

function waitScriptLoaded() {
  return new Promise(async (resolve, reject) => {
      const resolver = () => {
          if (MathJax.hasOwnProperty('Hub')) {
              resolve();
              return;
          }
          // console.log("Loading...")
          window.setTimeout(resolver, 200);
      }
      resolver();
  });
}

function renderTrigger() {
    setTimeout(renderLatex, window.renderDelay);
}

function renderLatex() {
    const submitButton = document.querySelector('main form textarea+button');
    // console.log(submitButton)
    if (submitButton && !submitButton.disabled) {
        // console.log("Rendering...")
        MathJax.Hub.Queue(["Typeset", MathJax.Hub]);
    }
    renderTrigger();
}

(async function() {
    window.MathJax = {
        tex2jax: {
            inlineMath: [['$', '$']],
            displayMath  : [['$$', '$$']]
        },
        CommonHTML: { linebreaks: { automatic: true } },
        "HTML-CSS": { linebreaks: { automatic: true } },
        SVG: { linebreaks: { automatic: true } }
    };
    await addScript('https://cdn.jsdelivr.net/npm/mathjax@2/MathJax.js?config=TeX-AMS_CHTML');

    window.renderDelay = 1000;
    renderTrigger();
})();