Make links to Qt docs

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Make links to Qt docs

Make links to Qt docs for classes mentioned on https://wiki.qt.io/Qt_for_Python_Development_Notes

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// ==UserScript==
// @name        Make links to Qt docs
// @namespace   Violentmonkey Scripts
// @match       https://wiki.qt.io/Qt_for_Python_Development_Notes
// @match       https://wiki.qt.io/Qt_for_Python_Development_Notes_*
// @grant       none
// @version     1.1.2
// @author      StSav012
// @description Make links to Qt docs for classes mentioned on https://wiki.qt.io/Qt_for_Python_Development_Notes
// ==/UserScript==

"use strict";

function qtClassLink(qtClass) {
  var url;
  switch (qtClass) {
    case "QMatrix2x2":
    case "QMatrix2x3":
    case "QMatrix2x4":
    case "QMatrix3x2":
    case "QMatrix3x3":
    case "QMatrix3x4":
    case "QMatrix4x2":
    case "QMatrix4x3":
      url = "https://doc.qt.io/qt-6/" + "qgenericmatrix.html#" + qtClass + "-typedef";
      break;
    case "QAsyncio":
      url = "https://doc.qt.io/qtforpython-6/PySide6/QtAsyncio/index.html";
      break;
    default:
      url = "https://doc.qt.io/qt-6/" + qtClass.toLowerCase().replaceAll("_", "-") + ".html";
  };
  const a = document.createElement('A');
  a.setAttribute('class', "external text");
  a.setAttribute('rel', "nofollow");
  a.setAttribute('href', url);
  a.appendChild(document.createTextNode(qtClass));
  return a;
}

function makeQtClassLinks(str) {
  const qtClassPattern = /\bQ(?:3D)?[A-Z]\w+/g;
  var qtClasses = str.match(qtClassPattern);
  if (qtClasses === null) {
    return [str];
  }
  var newNodes = [];
  var textParts = str.split(qtClassPattern);
  while (textParts.length || qtClasses.length) {
    var text = textParts.shift();
    if (text !== undefined && text.length) {
      newNodes.push(text);
    }
    var qtClass = qtClasses.shift();
    if (qtClass !== undefined) {
      newNodes.push(qtClassLink(qtClass));
    }
  }
  return newNodes;
}

function makeLinks(parent) {
  for (let n of parent.childNodes) {
    if (parent.tagName === 'A') {  // should be here in case `parent` changes
      return;
    }
    if (n.tagName === 'A') {
      continue;
    }
    if (n.nodeName === "#text" && n.nodeValue !== undefined) {
      n.replaceWith(...makeQtClassLinks(n.nodeValue));
    } else {
      makeLinks(n);
    }
  }
}
makeLinks(document.body);