// ==UserScript==
// @name         YYGQ过滤器
// @namespace    SeaLoong
// @version      0.2
// @description  过滤网页中一些令人反感和阴阳怪气的词句
// @author       SeaLoong
// @include      /https?.+/
// @grant        none
// @run-at       document-end
// @license      MIT License
// ==/UserScript==
'use strict';
const tagReg = /<\S*?[^>]*>/g;
const words = [
/(不会.*?吧)+/g,
/((ta?|他|她|它)(急了)+)+/g,
/(你.*?品)+/g,
/(就这)+/g
];
const replacement = '🚫';
function matchAll (regex, str) {
const r###lts = [];
if (regex.global) {
let r;
while ((r = regex.exec(str))) r###lts.push(r);
}
return r###lts;
}
const wm = new WeakMap();
async function filter (node) {
let html = node.innerHTML;
if (wm.get(node) === html) return;
if (node.innerText && node.innerText.includes('\n')) {
for (const ch of node.children) {
await filter(ch);
}
for (const nd of node.childNodes) {
if (nd.nodeType !== 3) continue;
let text = nd.nodeValue;
if (!text) continue;
for (const w of words) {
text = text.replace(w, replacement);
}
nd.nodeValue = text;
}
wm.set(node, html);
return;
}
let text = html.replace(tagReg, '');
let reassign = false;
for (let cnt = 0; cnt < words.length; cnt++) {
const poses = matchAll(words[cnt], text);
if (poses.length === 0) continue;
reassign = true;
const list = [];
const tags = matchAll(tagReg, html);
let i = 0;
let j = 0;
let pos = 0;
let lpos = 0;
while (i < poses.length) {
const diff = poses[i].index - (i > 0 ? (poses[i - 1].index + poses[i - 1][0].length) : 0);
pos += diff;
while (j < tags.length && pos >= tags[j].index) {
pos += tags[j][0].length;
j++;
}
list.push(html.substring(lpos, pos));
list.push(replacement);
pos += poses[i][0].length;
while (j < tags.length && pos > tags[j].index) {
list.push(tags[j][0]);
pos += tags[j][0].length;
j++;
}
lpos = pos;
i++;
}
list.push(html.substring(pos));
html = list.join('');
if (cnt < words.length - 1) text = html.replace(tagReg, '');
}
if (reassign) node.innerHTML = html;
wm.set(node, html);
}
const f = async () => {
await filter(document.head);
await filter(document.body);
setTimeout(f, 500);
};
f();