Change Twitter X Title
目前為
// ==UserScript==
// @name Twitter X Title
// @namespace TwitterX
// @match https://twitter.com/*
// @grant none
// @version 0.1.1
// @author CY Fung
// @description Change Twitter X Title
// @run-at document-start
// @license MIT
// ==/UserScript==
(function () {
'use strict';
function customTitle (p){
let q = p;
if (p.trim() === 'X') q = p.replace('X', 'Twitter');
else if (p.endsWith(' / X')) q = p.substring(0, p.length - ' / X'.length) + ' / Twitter';
return q;
}
const map = new Map();
function fixTitle() {
let p = document.title;
if (!p) return;
let q = map.get(p)
if (q) {
if (p !== q) {
document.title = q;
}
return;
}
q = customTitle(p);
if (map.size > 96) map.clear();
map.set(p, q)
if (p !== q) {
map.set(q, q)
document.title = q;
}
}
function handleTitleChange(mutationsList) {
let b = false;
for (const mutation of mutationsList) {
if (mutation.type === 'childList') {
// Title has changed, do something here
b = true;
break;
}
}
if (b) {
// console.log('Title changed:', document.title);
fixTitle();
}
}
let observer = null;
function doActionFn() {
// Check if the title element has appeared
const titleElement = document.querySelector('title');
if (titleElement) {
// Title element found, stop observing
if(observer) observer.disconnect();
// Now, create a new observer to monitor the title changes
const titleObserver = new MutationObserver(handleTitleChange);
// Configure the observer to monitor the title text changes
const config = { childList: true, subtree: true };
// Start observing the title element
titleObserver.observe(titleElement, config);
// Log the initial title
// console.log('Initial Title:', titleElement.textContent);
fixTitle()
}
}
// Function to handle the title changes
function mutCallback(mutationsList, observer) {
let doAction = false;
for (const mutation of mutationsList) {
if (mutation.type === 'childList') {
doAction = true;
break;
}
}
if (doAction) doActionFn();
}
if( document.querySelector('title')){
doActionFn();
}else{
// Create a new MutationObserver to monitor the document for the title element
observer = new MutationObserver(mutCallback);
// Configure the observer to monitor childList changes (new elements)
const config = { childList: true, subtree: true };
// Start observing the document
observer.observe(document, config);
}
})();