WHUCodeInference

武大本科生院附件下载自动填验证码

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         WHUCodeInference
// @namespace    http://luxiaoxiao.work/
// @version      0.2.4
// @description  武大本科生院附件下载自动填验证码
// @author       LXX
// @license      MIT
// @match        https://uc.whu.edu.cn/system/_content/download.jsp*
// @icon         https://uc.whu.edu.cn/2022/images/favicon.ico
// @connect      code.luxiaoxiao.work
// @grant        GM_xmlhttpRequest
// ==/UserScript==

(function() {
    'use strict';
    var image = document.getElementById("codeimg");
    function sleep(sleepTime) {
        for(var start = new Date; new Date - start <= sleepTime;) {}
    }

    const inference = function(){
        context.drawImage(image, 0, 0);
        var base64Data = canvas.toDataURL('image/png');
        console.log(base64Data);
        base64Data = base64Data.replace(/^data:image\/png;base64,/, '');
        base64Data = base64Data.replace(/\+/g, '-').replace(/\//g, '_');
        console.log(base64Data);

        GM_xmlhttpRequest({
            method: 'get',
            url: 'https://code.luxiaoxiao.work/code/' + base64Data,
            onload: function(response){
                console.log(response);
                document.getElementById('codeValue').value = response.responseText;
            }
        })
    }

    const main = function(){
        image = document.getElementById("codeimg");
        inference();
    }
    window.addEventListener('load', function() {
        // 在页面的所有资源加载完成后执行一些操作
        image = document.getElementById("codeimg");
        inference();
    });
    //main();

    var canvas = document.createElement('canvas');
    canvas.width = 60
    canvas.height = 20;
    var context = canvas.getContext('2d');

    const callback = function(){
        console.log('changed!');
        sleep(500);
        image = document.getElementById("codeimg");
        inference();
    }
    const observer = new MutationObserver(callback);
    const config = {
        attributes: true
    }
    observer.observe(image, config);
    
})();