optica captcha

solve optica captcha

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         optica captcha
// @version      0.0.2
// @description  solve optica captcha
// @icon         https://opg.optica.org/favicon.ico
// @author       ml98
// @namespace    http://tampermonkey.net/
// @license      MIT
// @match        https://opg.optica.org/captcha/*
// @require      https://cdn.jsdelivr.net/npm/[email protected]/dist/opentype.min.js
// @grant        none
// ==/UserScript==

/* global opentype, Answer */

(async function() {

    let d = [["0",25,37.58203125,-25.76953125],["1",13,25.13671875,-51.3984375],["2",28,37.30078125,-5.4140625],["3",42,35.3671875,-39.3046875],["4",23,39.7265625,-17.12109375],["5",29,19.58203125,-31.39453125],["6",41,4.11328125,-21.97265625],["7",9,16.48828125,0],["8",52,20.53125,-52.13671875],["9",42,37.30078125,-29.4609375],["A",19,45.5625,0],["B",39,7.06640625,0],["C",25,29.07421875,-46.79296875],["D",22,48.09375,-26.19140625],["E",14,35.71875,-5.34375],["F",12,13.04296875,-21.97265625],["G",30,29.671875,-21.5859375],["H",14,46.08984375,-51.3984375],["I",6,13.04296875,0],["J",16,-0.421875,13.53515625],["K",14,22.74609375,-29.07421875],["L",8,35.71875,0],["M",22,34.62890625,0],["N",19,47.21484375,-51.3984375],["O",26,51.6796875,-25.76953125],["P",23,39.65625,-36.421875],["Q",30,51.6796875,-25.76953125],["R",25,23.765625,-21.375],["S",39,36.0703125,-13.67578125],["T",10,22.88671875,-46.08984375],["U",19,39.90234375,-51.3984375],["V",13,24.6796875,-18.3515625],["W",28,65.671875,-51.3984375],["X",14,24.1171875,-27.0703125],["Y",11,6.5390625,-51.3984375],["Z",12,38.21484375,-5.4140625],["a",41,34.20703125,0],["b",34,24.1171875,-39.1640625],["c",25,21.5859375,0.703125],["d",35,33.1875,0],["e",30,22.46484375,0.703125],["f",23,23.5546875,-38.53125],["g",72,24.3984375,-38.53125],["h",25,38.390625,0],["i",17,12.0234375,-38.53125],["j",26,1.51171875,17.296875],["k",19,11.671875,-19.72265625],["l",6,12.0234375,-54.703125],["m",38,61.13671875,0],["n",23,38.390625,0],["o",26,39.4453125,-19.30078125],["p",37,24.1171875,0.703125],["q",34,20.7421875,-4.18359375],["r",19,23.765625,-39.234375],["s",39,31.04296875,-10.51171875],["t",25,18.6328125,-4.11328125],["u",23,5.765625,-38.53125],["v",14,21.4453125,0],["w",31,44.578125,0],["x",14,1.37109375,0],["y",24,15.609375,0.2109375],["z",12,30.83203125,-4.53515625]];

    async function load_fonts(urls) {
        let fonts = [];
        for (let url of urls) {
            const buffer = await fetch(url).then(res => res.arrayBuffer());
            const font = opentype.parse(buffer);
            console.log(url, font);
            fonts.push(font);
        }
        return fonts;
    }

    let woffs = [...document.querySelector('body>div>style').textContent.match(/\..*?.woff/g)];
    console.log(woffs);
    let fonts = await load_fonts(woffs);

    function get_char(c) {
        let commands = fonts.map(font => font.getPath(c).commands).find(c=>c.length>0);
        if (!commands) return '';
        let i = d.find(i => i[1]==commands.length && i[2]==commands[0].x && i[3]==commands[0].y);
        if (!i) return '';
        return i[0];
    }

    let id = setInterval(()=> {
        let span = document.querySelector('.puzzle');
        if (!span) return;
        clearInterval(id);
        let puzzle = span.textContent;
        let answer = puzzle.split('').map(get_char).join('');
        console.log(puzzle, answer);
        if (answer.length == puzzle.length) {
            Answer.value = answer;
            span.parentElement.submit();
        }
    }, 300);
})();