optica captcha

solve optica captcha

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

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

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==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);
})();