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基于在线的 ResNet 神经网络实现，毫秒级高速高精度识别 jAccount 登录中的验证码
سىز بەلكىم 上海交通大学 Canvas 平台课程视频播放器至尊版焕然一新插件 نى ياقتۇرۇشىڭىز مۇمكىن.
// ==UserScript==
// @name jAccount 验证码在线 ResNet 高速高精度毫秒级识别
// @namespace http://tampermonkey.net/
// @version 1.7
// @description 基于在线的 ResNet 神经网络实现，毫秒级高速高精度识别 jAccount 登录中的验证码
// @author danyang685
// @match https://jaccount.sjtu.edu.cn/jaccount/jalogin*
// @icon data:image/png;base64,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
// @grant GM.xmlHttpRequest
// @run-at document-end
// @connect plus.sjtu.edu.cn
// @license MIT
// ==/UserScript==
(function () {
'use strict';
const captcha_input_selector="#input-login-captcha";
const captcha_image_selector="#captcha-img";
$(document).ready(function () {
if (!$(captcha_image_selector).length) {
return; // 没有验证码时退出
}
$("#captcha-box").stop();
$("#captcha-box").attr("style", "overflow: hidden;");
$("#operate-buttons").show();
let raw_placeholder = $(captcha_input_selector).attr("placeholder");
$("body").append($('<canvas width="110" height="40" style="display: none;" id="captcha-canvas"></canvas>'));
let img_elem = $(captcha_image_selector)[0];
let canvas_elem = document.getElementById("captcha-canvas");
let recognize = function () {
canvas_elem.getContext("2d").drawImage(img_elem, 0, 0);
let dataURL = canvas_elem.toDataURL("image/jpeg");
fetch(dataURL).then(function (response) {
response.arrayBuffer().then(function (arrayBuffer) {
let formData = new FormData();
formData.append('image', new File([arrayBuffer], 'captcha.jpg'));
GM.xmlHttpRequest({
url: "https://plus.sjtu.edu.cn/captcha-solver/",
method: "POST",
data: formData,
onload: function (response) {
let captcha_text;
try {
captcha_text = JSON.parse(response.responseText)["result"];
} catch(e) {
$(captcha_input_selector).attr("placeholder", "识别服务异常");
return;
}
$(captcha_input_selector).attr("value", captcha_text);
$(captcha_input_selector).attr("placeholder", raw_placeholder);
$("#login-form").show();
}
});
});
});
};
const do_recognize = function () {
$(captcha_image_selector).hide();
$(captcha_input_selector).attr("placeholder", "正在加载验证码");
$(captcha_input_selector).attr("value", "");
$(captcha_input_selector).focus();
let hue=Math.random();
let saturation=Math.random()+0.5;
$(captcha_image_selector).css("filter",`hue-rotate(${hue}turn) saturate(${saturation}) blur(0.5px)`);
let img_complete_check = setInterval(function () {
if ($(captcha_image_selector)[0].complete) {
clearInterval(img_complete_check);
$(captcha_input_selector).attr("placeholder", "正在识别");
$(captcha_image_selector).show();
recognize();
}
}, 1);
}
do_recognize(); // 打开后执行一次
//$(captcha_image_selector).on("click", do_recognize); // 刷新验证码后再执行一次
if(typeof refreshCaptcha == "function")
{
let refreshCaptcha0=refreshCaptcha;
refreshCaptcha=function() {
refreshCaptcha0();
do_recognize(); // 刷新验证码后再执行一次
}
}
}());
})();