forked from mrlan/EnglishPal
107 lines
4.2 KiB
HTML
107 lines
4.2 KiB
HTML
{% block body %}
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{% if session['logged_in'] %}
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You're logged in already! <a href="/logout">Logout</a>.
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{% else %}
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<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
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<link rel="stylesheet" href="static/css/login_service.css">
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<script src="../static/js/jquery.js"></script>
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<script>
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function signup() {
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let username = $("#username").val();
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let password = $("#password").val();
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let password2 = $("#password2").val();
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if (username === "" || password === "" || password2 === ""){
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alert('输入不能为空!');
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return false;
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}
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if (password !== password2) {
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alert('确认密码与输入密码不一致！');
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return false;
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}
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if (password.length < 4) {
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alert('密码过于简单。(密码长度至少4位)');
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return false;
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}
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$.post("/signup", {'username': username, 'password': password},
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function (response) {
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if (response.status === '0') {
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alert('用户名'+username+'已经被注册。');
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window.location.href = "/signup";
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} else if (response.status === '1') {
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alert('用户名密码验证失败。');
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window.location.href = "/signup";
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} else if (response.status === '2') {
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let f = confirm("恭喜，你已成功注册，你的用户名是"+username+'.\n点击“确认”开始使用，或点击“取消”返回首页');
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if (f) {
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window.location.href = '/'+username+'/userpage';
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} else {
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window.location.href = '/';
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}
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} else if (response.status === '3') {
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alert(response.warn);
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}
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}
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)
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return false;
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}
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</script>
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<!--增加两个js函数，Change()用于检测用户刷新验证码的请求并发送给后端以切换验证码图片，Check()用以检查用户输入的验证码是否与图片匹配-->
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<script>
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function Change() {
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$.ajax({
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url: '{{ url_for('get_captcha') }}',
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async: true,
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type: "GET",
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success: function (data) {
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document.getElementById("captcha").src = data;
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}
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})
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}
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</script>
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<script>
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function Check() {
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var img = document.getElementById("captcha").src;
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var img_path = img.replace("\\", "/").split("/");
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var img_name = img_path[img_path.length - 1];
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img_name = img_name.split(".")[0];
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var your_in = document.getElementById("your_in").value;
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if(img_name.toLowerCase() == your_in.toLowerCase()){
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alert("验证成功！");
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return true;
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}
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else {
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alert("验证错误！");
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return false;
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}
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}
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window.onload = Change();
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</script>
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<p>{{ get_flashed_messages()[0] | safe }}</p>
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<div class="container">
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<section class="signin-heading">
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<h1>Sign Up</h1>
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</section>
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<form action="/signup" method="POST" onsubmit="return Check()">
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<p><input type="username" name="username" placeholder="输入用户名" required="required" class="username"></p>
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<p><input type="password" name="password" placeholder="输入密码" class="password"></p>
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<p><input type="password" name="password2" placeholder="确认密码" class="password"></p>
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<div style="font-size: medium">
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<p align="center"><img src="" id="captcha" class="image"></p>
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<p align="center"><a href="javascript:void(0)" onclick="Change()">看不清楚，换一张</a></p>
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<input id="your_in" placeholder="输入验证码" class="password">
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</div>
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<button type="submit" class="btn" >注册</button>
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</form>
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</div>
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{% endif %}
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{% endblock %}
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