增加功能：增加登录验证码 closed #IRWNP
#Issue https://gitee.com/LongbowEnterprise/dashboard/issues?id=IRWNP
This commit is contained in:
Argo Zhang
parent
0a1b1ff271
commit
296ac82a4c
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@ -14,6 +14,7 @@
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<link href="~/lib/font-awesome/css/font-awesome.min.css" rel="stylesheet" />
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<link href="~/lib/bootstrap-sweetalert/sweetalert.min.css" rel="stylesheet" />
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</environment>
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<link href="~/lib/captcha/slidercaptcha.css" rel="stylesheet" />
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<link href="~/css/theme.css" rel="stylesheet" asp-append-version="true" />
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<link href="~/css/login.css" rel="stylesheet" asp-append-version="true" />
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<link href="~/css/login-responsive.css" rel="stylesheet" asp-append-version="true" />
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@ -35,6 +36,7 @@
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<script src="~/lib/validate/localization/messages_zh.min.js"></script>
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<script src="~/lib/bootstrap-sweetalert/sweetalert.min.js"></script>
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</environment>
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<script src="~/lib/captcha/longbow.slidercaptcha.js"></script>
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<script src="~/lib/longbow/longbow.common.js"></script>
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<script src="~/lib/longbow/longbow.validate.js"></script>
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<script src="~/js/login.js" asp-append-version="true"></script>
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@ -73,6 +75,13 @@
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<a href="#" data-method="register">申请账号</a>
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<a href="#" data-method="forgot">忘记密码</a>
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</div>
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<div class="slidercaptcha card">
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<div class="card-header">
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<span>请完成安全验证</span>
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<button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
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</div>
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<div class="card-body"><div id="captcha"></div></div>
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</div>
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</div>
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</form>
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</div>
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@ -19,6 +19,7 @@
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.login-wrap .rememberPwd {
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cursor: pointer;
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color: #333;
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margin-left: 2px;
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}
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.login-wrap .rememberPwd i {
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@ -53,3 +54,30 @@
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.form-control {
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border-color: #1ca0e9;
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}
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.slidercaptcha {
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display: none;
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position: relative;
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bottom: 254px;
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background-color: #00adec;
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width: 310px;
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height: 280px;
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border-radius: 4px;
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left: -10px;
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box-shadow: 0 0 10px #fff;
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}
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.slidercaptcha canvas:first-child {
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border-radius: 4px;
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border: solid 1px #0076c9;
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}
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.slidercaptcha .close {
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color: #fff;
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margin-top: -2px;
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}
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.slidercaptcha.card .card-header {
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background-image: none;
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background-color: rgba(0, 0, 0, 0.03);
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}
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@ -51,4 +51,21 @@
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$rem.val('false');
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}
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});
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var $captcha = $('.slidercaptcha');
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$('.slidercaptcha .close').on('click', function() {
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$captcha.removeClass('d-block');
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});
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$('button[type="submit"]').on('click', function(e){
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if ($.browser.versions.mobile) return true;
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$captcha.addClass('d-block');
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return false;
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});
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$('#captcha').sliderCaptcha({
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onSuccess: function () {
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$('form').submit();
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}
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});
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});
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@ -0,0 +1,295 @@
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(function ($) {
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'use strict';
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var isIE = window.navigator.userAgent.indexOf('Trident') > -1;
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var L = 63;
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function getRandomNumberByRange(start, end) {
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return Math.round(Math.random() * (end - start) + start);
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}
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function createCanvas(width, height) {
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var canvas = document.createElement('canvas');
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canvas.width = width;
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canvas.height = height;
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return canvas;
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}
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function createImg(w, h, onload) {
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var img = new Image();
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img.crossOrigin = "Anonymous";
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img.onload = onload;
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img.onerror = function () {
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img.setSrc(getRandomImgSrc(w, h));
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}
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img.setSrc = function (src) {
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if (isIE) { // IE浏览器无法通过img.crossOrigin跨域，使用ajax获取图片blob然后转为dataURL显示
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var xhr = new XMLHttpRequest()
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xhr.onloadend = function (e) {
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var file = new FileReader(); // FileReader仅支持IE10+
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file.readAsDataURL(e.target.response);
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file.onloadend = function (e) {
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img.src = e.target.result;
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}
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}
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xhr.open('GET', src);
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xhr.responseType = 'blob';
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xhr.send();
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} else img.src = src;
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}
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img.setSrc(getRandomImgSrc(w, h));
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return img;
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}
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function createElement(tagName, className) {
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var elment = document.createElement(tagName);
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elment.className = className;
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return elment;
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}
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function addClass(tag, className) {
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tag.classList.add(className);
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}
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function removeClass(tag, className) {
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tag.classList.remove(className);
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}
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function getRandomImgSrc(w, h) {
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return '//picsum.photos/' + w + '/' + h + '/?image=' + getRandomNumberByRange(0, 1084);
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}
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function draw(ctx, x, y, l, r, PI, operation) {
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ctx.beginPath()
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ctx.moveTo(x, y)
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ctx.arc(x + l / 2, y - r + 2, r, 0.72 * PI, 2.26 * PI)
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ctx.lineTo(x + l, y)
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ctx.arc(x + l + r - 2, y + l / 2, r, 1.21 * PI, 2.78 * PI)
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ctx.lineTo(x + l, y + l)
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ctx.lineTo(x, y + l)
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ctx.arc(x + r - 2, y + l / 2, r + 0.4, 2.76 * PI, 1.24 * PI, true)
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ctx.lineTo(x, y)
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ctx.lineWidth = 2
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ctx.fillStyle = 'rgba(255, 255, 255, 0.7)'
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ctx.strokeStyle = 'rgba(255, 255, 255, 0.7)'
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ctx.stroke()
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ctx[operation]()
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ctx.globalCompositeOperation = isIE ? 'xor' : 'overlay'
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}
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function sum(x, y) {
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return x + y
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}
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function square(x) {
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return x * x
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}
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var SliderCaptcha = function (element, options) {
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this.$element = $(element);
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this.options = $.extend({}, SliderCaptcha.DEFAULTS, options);
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this.$element.css({ 'position': 'relative', 'width': this.options.width + 'px', 'margin': '0 auto' });
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var L = this.options.sliderL + this.options.sliderR * 2 + 3; // 滑块实际边长
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};
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SliderCaptcha.VERSION = '1.0';
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SliderCaptcha.Author = 'argo@163.com';
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SliderCaptcha.DEFAULTS = {
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width: 280, // canvas宽度
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height: 155, // canvas高度
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PI: Math.PI,
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sliderL: 42, // 滑块边长
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sliderR: 9, // 滑块半径
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loadingText: '正在加载中...',
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failedText: '再试一次',
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barText: '向右滑动填充拼图'
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};
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function Plugin(option) {
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return this.each(function () {
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var $this = $(this);
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var data = $this.data('lgb.SliderCaptcha');
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var options = typeof option === 'object' && option;
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if (!data && /init|reset/.test(option)) return;
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if (!data) {
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$this.data('lgb.SliderCaptcha', data = new SliderCaptcha(this, options));
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data.init();
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}
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if (typeof option === 'string') data[option]();
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});
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}
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$.fn.sliderCaptcha = Plugin;
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$.fn.sliderCaptcha.Constructor = SliderCaptcha;
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var _proto = SliderCaptcha.prototype;
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_proto.init = function () {
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this.initDOM()
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this.initImg()
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this.bindEvents()
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};
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_proto.initDOM = function () {
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var canvas = createCanvas(this.options.width - 2, this.options.height) // 画布
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var block = canvas.cloneNode(true) // 滑块
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var sliderContainer = createElement('div', 'sliderContainer');
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var refreshIcon = createElement('i', 'refreshIcon fa fa-repeat');
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var sliderMask = createElement('div', 'sliderMask');
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var sliderbg = createElement('div', 'sliderbg');
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var slider = createElement('div', 'slider');
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var sliderIcon = createElement('i', 'fa fa-arrow-right sliderIcon');
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var text = createElement('span', 'sliderText');
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block.className = 'block'
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text.innerHTML = this.options.barText;
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var el = this.$element;
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el.append($(canvas));
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el.append($(refreshIcon));
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el.append($(block));
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slider.appendChild(sliderIcon);
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sliderMask.appendChild(slider);
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sliderContainer.appendChild(sliderbg);
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sliderContainer.appendChild(sliderMask);
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sliderContainer.appendChild(text);
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el.append($(sliderContainer));
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Object.assign(this, {
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canvas,
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block,
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sliderContainer,
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refreshIcon,
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slider,
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sliderMask,
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sliderIcon,
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text: $(text),
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canvasCtx: canvas.getContext('2d'),
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blockCtx: block.getContext('2d')
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})
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};
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_proto.initImg = function () {
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var that = this;
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var img = createImg(this.options.width, this.options.height, function () {
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that.draw();
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that.canvasCtx.drawImage(img, 0, 0, that.options.width - 2, that.options.height);
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that.blockCtx.drawImage(img, 0, 0, that.options.width - 2, that.options.height);
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var y = that.y - that.options.sliderR * 2 - 1;
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var ImageData = that.blockCtx.getImageData(that.x - 3, y, L, L);
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that.block.width = L;
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that.blockCtx.putImageData(ImageData, 0, y);
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that.text.text(that.text.attr('data-text'));
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})
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this.text.attr('data-text', this.options.barText);
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this.text.text(this.options.loadingText);
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this.img = img
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};
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_proto.draw = function () {
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// 随机创建滑块的位置
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this.x = getRandomNumberByRange(L + 10, this.options.width - (L + 10))
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this.y = getRandomNumberByRange(10 + this.options.sliderR * 2, this.options.height - (L + 10))
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draw(this.canvasCtx, this.x, this.y, this.options.sliderL, this.options.sliderR, this.options.PI, 'fill')
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draw(this.blockCtx, this.x, this.y, this.options.sliderL, this.options.sliderR, this.options.PI, 'clip')
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};
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_proto.clean = function () {
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this.canvasCtx.clearRect(0, 0, this.options.width, this.options.height);
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this.blockCtx.clearRect(0, 0, this.options.width, this.options.height);
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this.block.width = this.options.width;
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};
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_proto.bindEvents = function () {
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var that = this;
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this.$element.on('selectstart', function () {
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return false;
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});
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$(this.refreshIcon).on('click', function () {
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that.reset();
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typeof that.onRefresh === 'function' && that.onRefresh()
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});
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var originX, originY, trail = [],
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isMouseDown = false
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var handleDragStart = function (e) {
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originX = e.clientX || e.touches[0].clientX;
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originY = e.clientY || e.touches[0].clientY;
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isMouseDown = true;
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};
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var handleDragMove = function (e) {
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if (!isMouseDown) return false;
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var eventX = e.clientX || e.touches[0].clientX;
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var eventY = e.clientY || e.touches[0].clientY;
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var moveX = eventX - originX;
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var moveY = eventY - originY;
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if (moveX < 0 || moveX + 40 > that.options.width) return false;
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that.slider.style.left = moveX + 'px';
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var blockLeft = (that.options.width - 40 - 20) / (that.options.width - 40) * moveX;
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that.block.style.left = blockLeft + 'px';
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addClass(that.sliderContainer, 'sliderContainer_active');
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that.sliderMask.style.width = (moveX + 4) + 'px';
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trail.push(moveY);
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};
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var handleDragEnd = function (e) {
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if (!isMouseDown) return false
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isMouseDown = false
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var eventX = e.clientX || e.changedTouches[0].clientX
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if (eventX == originX) return false
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removeClass(that.sliderContainer, 'sliderContainer_active')
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that.trail = trail
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var {
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spliced,
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verified
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} = that.verify()
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if (spliced && verified) {
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addClass(that.sliderContainer, 'sliderContainer_success')
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if ($.isFunction(that.options.onSuccess)) that.options.onSuccess.call(that.$element);
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} else {
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addClass(that.sliderContainer, 'sliderContainer_fail')
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if ($.isFunction(that.options.onFail)) that.options.onFail.call(that.$element);
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setTimeout(() => {
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that.text.text(that.options.failedText);
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that.reset();
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}, 1000)
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}
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}
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this.slider.addEventListener('mousedown', handleDragStart);
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this.slider.addEventListener('touchstart', handleDragStart);
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document.addEventListener('mousemove', handleDragMove);
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document.addEventListener('touchmove', handleDragMove);
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document.addEventListener('mouseup', handleDragEnd);
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document.addEventListener('touchend', handleDragEnd);
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};
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_proto.verify = function () {
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var arr = this.trail // 拖动时y轴的移动距离
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var average = arr.reduce(sum) / arr.length;
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var deviations = arr.map(x => x - average);
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var stddev = Math.sqrt(deviations.map(square).reduce(sum) / arr.length);
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var left = parseInt(this.block.style.left);
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return {
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spliced: Math.abs(left - this.x) < 10,
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verified: stddev !== 0, // 简单验证下拖动轨迹，为零时表示Y轴上下没有波动，可能非人为操作
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}
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};
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_proto.reset = function () {
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this.sliderContainer.className = 'sliderContainer'
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this.slider.style.left = 0
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this.block.style.left = 0
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this.sliderMask.style.width = 0
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this.clean()
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this.text.attr('data-text', this.text.text());
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this.text.text(this.options.loadingText);
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this.img.setSrc(getRandomImgSrc(this.options.width, this.options.height));
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};
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})(jQuery);
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body {
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overflow: hidden;
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}
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.block {
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position: absolute;
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left: 0;
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top: 0;
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}
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.sliderContainer {
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position: relative;
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text-align: center;
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line-height: 40px;
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background: #f7f9fa;
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color: #45494c;
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border-radius: 2px;
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}
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.sliderbg {
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position: absolute;
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left: 0;
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right: 0;
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top: 0;
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background-color: #f7f9fa;
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height: 40px;
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border-radius: 2px;
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}
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.sliderContainer_active .slider {
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top: -1px;
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border: 1px solid #1991FA;
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}
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.sliderContainer_active .sliderMask {
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border-width: 1px 0 1px 1px;
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}
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.sliderContainer_success .slider {
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top: -1px;
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border: 1px solid #52CCBA;
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background-color: #52CCBA !important;
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}
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.sliderContainer_success .sliderMask {
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border: 1px solid #52CCBA;
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border-width: 1px 0 1px 1px;
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background-color: #D2F4EF;
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}
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.sliderContainer_success .sliderIcon:before {
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content: "\f00c";
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}
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.sliderContainer_fail .slider {
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top: -1px;
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border: 1px solid #f57a7a;
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background-color: #f57a7a !important;
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}
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.sliderContainer_fail .sliderMask {
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border: 1px solid #f57a7a;
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background-color: #fce1e1;
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border-width: 1px 0 1px 1px;
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}
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.sliderContainer_fail .sliderIcon:before {
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content: "\f00d";
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}
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.sliderContainer_active .sliderText, .sliderContainer_success .sliderText, .sliderContainer_fail .sliderText {
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display: none;
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}
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.sliderMask {
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position: absolute;
|
||||
left: 0;
|
||||
top: 0;
|
||||
height: 40px;
|
||||
border: 0 solid #1991FA;
|
||||
background: #D1E9FE;
|
||||
border-radius: 2px;
|
||||
}
|
||||
|
||||
.slider {
|
||||
position: absolute;
|
||||
top: 0;
|
||||
left: 0;
|
||||
width: 40px;
|
||||
height: 40px;
|
||||
background: #fff;
|
||||
box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
|
||||
cursor: pointer;
|
||||
transition: background .2s linear;
|
||||
border-radius: 2px;
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: center;
|
||||
}
|
||||
|
||||
.slider:hover {
|
||||
background: #1991FA;
|
||||
}
|
||||
|
||||
.slider:hover .sliderIcon {
|
||||
background-position: 0 -13px;
|
||||
}
|
||||
|
||||
.sliderText {
|
||||
position: relative;
|
||||
}
|
||||
|
||||
.sliderIcon {
|
||||
|
||||
}
|
||||
|
||||
.refreshIcon {
|
||||
position: absolute;
|
||||
right: 0;
|
||||
top: 0;
|
||||
cursor: pointer;
|
||||
margin: 6px;
|
||||
color: #007ec7;
|
||||
font-size: 1rem;
|
||||
z-index: 5;
|
||||
transition: color .3s linear;
|
||||
}
|
||||
|
||||
.refreshIcon:hover {
|
||||
color: #05639a;
|
||||
}
|
||||
Loading…
Reference in New Issue