后端：用户登录、退出登录、获取用户状态相关功能完成；引入SessionManager；数据库：user_identity改为group；前端：添加登录页面、后台管理页面框架，axios POST请求Content-Type问题修复，引入md5、sha1 js库；小问题调整

2025-09-23 02:00:38 +08:00 · 2022-04-01 17:50:22 +08:00
parent 54c6ce8bca
commit d3c9ba10c4
26 changed files with 440 additions and 74 deletions
--- a/bookshelfplus-frontend/public/assets/javascripts/httpRequest.js
+++ b/bookshelfplus-frontend/public/assets/javascripts/httpRequest.js
@@ -1,9 +1,19 @@
+// 请求头 Content-Type
+// axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded';
+
 // 带参数的post请求
 function postRequest(url, params) {
+    var data = [];
+    for (var key in params) {
+        data.push(key + '=' + encodeURIComponent(params[key]));
+    }
    return axios({
        method: 'post',
        url: url,
-        data: params,
+        headers: {
+            'Content-Type': 'application/x-www-form-urlencoded'
+        },
+        data: data.join('&'),
    })
 }

@@ -12,15 +22,18 @@ function getRequest(url, params) {
    return axios({
        method: 'get',
        url: url,
+        headers: {
+            'Content-Type': 'application/json'
+        },
        params: params,
    })
 }

-// 带参数的put请求
-function putRequest(url, params) {
-    return axios({
-        method: 'put',
-        url: url,
-        data: params
-    })
-}
+// // 带参数的put请求
+// function putRequest(url, params) {
+//     return axios({
+//         method: 'put',
+//         url: url,
+//         data: params
+//     })
+// }
--- a/bookshelfplus-frontend/public/assets/lib/cryptography/2.2/md5-min.js
+++ b/bookshelfplus-frontend/public/assets/lib/cryptography/2.2/md5-min.js
@@ -0,0 +1,9 @@
+/*
+ * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
+ * Digest Algorithm, as defined in RFC 1321.
+ * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for more info.
+ */
+var hexcase=0;function hex_md5(a){return rstr2hex(rstr_md5(str2rstr_utf8(a)))}function hex_hmac_md5(a,b){return rstr2hex(rstr_hmac_md5(str2rstr_utf8(a),str2rstr_utf8(b)))}function md5_vm_test(){return hex_md5("abc").toLowerCase()=="900150983cd24fb0d6963f7d28e17f72"}function rstr_md5(a){return binl2rstr(binl_md5(rstr2binl(a),a.length*8))}function rstr_hmac_md5(c,f){var e=rstr2binl(c);if(e.length>16){e=binl_md5(e,c.length*8)}var a=Array(16),d=Array(16);for(var b=0;b<16;b++){a[b]=e[b]^909522486;d[b]=e[b]^1549556828}var g=binl_md5(a.concat(rstr2binl(f)),512+f.length*8);return binl2rstr(binl_md5(d.concat(g),512+128))}function rstr2hex(c){try{hexcase}catch(g){hexcase=0}var f=hexcase?"0123456789ABCDEF":"0123456789abcdef";var b="";var a;for(var d=0;d<c.length;d++){a=c.charCodeAt(d);b+=f.charAt((a>>>4)&15)+f.charAt(a&15)}return b}function str2rstr_utf8(c){var b="";var d=-1;var a,e;while(++d<c.length){a=c.charCodeAt(d);e=d+1<c.length?c.charCodeAt(d+1):0;if(55296<=a&&a<=56319&&56320<=e&&e<=57343){a=65536+((a&1023)<<10)+(e&1023);d++}if(a<=127){b+=String.fromCharCode(a)}else{if(a<=2047){b+=String.fromCharCode(192|((a>>>6)&31),128|(a&63))}else{if(a<=65535){b+=String.fromCharCode(224|((a>>>12)&15),128|((a>>>6)&63),128|(a&63))}else{if(a<=2097151){b+=String.fromCharCode(240|((a>>>18)&7),128|((a>>>12)&63),128|((a>>>6)&63),128|(a&63))}}}}}return b}function rstr2binl(b){var a=Array(b.length>>2);for(var c=0;c<a.length;c++){a[c]=0}for(var c=0;c<b.length*8;c+=8){a[c>>5]|=(b.charCodeAt(c/8)&255)<<(c%32)}return a}function binl2rstr(b){var a="";for(var c=0;c<b.length*32;c+=8){a+=String.fromCharCode((b[c>>5]>>>(c%32))&255)}return a}function binl_md5(p,k){p[k>>5]|=128<<((k)%32);p[(((k+64)>>>9)<<4)+14]=k;var o=1732584193;var n=-271733879;var m=-1732584194;var l=271733878;for(var g=0;g<p.length;g+=16){var j=o;var h=n;var f=m;var e=l;o=md5_ff(o,n,m,l,p[g+0],7,-680876936);l=md5_ff(l,o,n,m,p[g+1],12,-389564586);m=md5_ff(m,l,o,n,p[g+2],17,606105819);n=md5_ff(n,m,l,o,p[g+3],22,-1044525330);o=md5_ff(o,n,m,l,p[g+4],7,-176418897);l=md5_ff(l,o,n,m,p[g+5],12,1200080426);m=md5_ff(m,l,o,n,p[g+6],17,-1473231341);n=md5_ff(n,m,l,o,p[g+7],22,-45705983);o=md5_ff(o,n,m,l,p[g+8],7,1770035416);l=md5_ff(l,o,n,m,p[g+9],12,-1958414417);m=md5_ff(m,l,o,n,p[g+10],17,-42063);n=md5_ff(n,m,l,o,p[g+11],22,-1990404162);o=md5_ff(o,n,m,l,p[g+12],7,1804603682);l=md5_ff(l,o,n,m,p[g+13],12,-40341101);m=md5_ff(m,l,o,n,p[g+14],17,-1502002290);n=md5_ff(n,m,l,o,p[g+15],22,1236535329);o=md5_gg(o,n,m,l,p[g+1],5,-165796510);l=md5_gg(l,o,n,m,p[g+6],9,-1069501632);m=md5_gg(m,l,o,n,p[g+11],14,643717713);n=md5_gg(n,m,l,o,p[g+0],20,-373897302);o=md5_gg(o,n,m,l,p[g+5],5,-701558691);l=md5_gg(l,o,n,m,p[g+10],9,38016083);m=md5_gg(m,l,o,n,p[g+15],14,-660478335);n=md5_gg(n,m,l,o,p[g+4],20,-405537848);o=md5_gg(o,n,m,l,p[g+9],5,568446438);l=md5_gg(l,o,n,m,p[g+14],9,-1019803690);m=md5_gg(m,l,o,n,p[g+3],14,-187363961);n=md5_gg(n,m,l,o,p[g+8],20,1163531501);o=md5_gg(o,n,m,l,p[g+13],5,-1444681467);l=md5_gg(l,o,n,m,p[g+2],9,-51403784);m=md5_gg(m,l,o,n,p[g+7],14,1735328473);n=md5_gg(n,m,l,o,p[g+12],20,-1926607734);o=md5_hh(o,n,m,l,p[g+5],4,-378558);l=md5_hh(l,o,n,m,p[g+8],11,-2022574463);m=md5_hh(m,l,o,n,p[g+11],16,1839030562);n=md5_hh(n,m,l,o,p[g+14],23,-35309556);o=md5_hh(o,n,m,l,p[g+1],4,-1530992060);l=md5_hh(l,o,n,m,p[g+4],11,1272893353);m=md5_hh(m,l,o,n,p[g+7],16,-155497632);n=md5_hh(n,m,l,o,p[g+10],23,-1094730640);o=md5_hh(o,n,m,l,p[g+13],4,681279174);l=md5_hh(l,o,n,m,p[g+0],11,-358537222);m=md5_hh(m,l,o,n,p[g+3],16,-722521979);n=md5_hh(n,m,l,o,p[g+6],23,76029189);o=md5_hh(o,n,m,l,p[g+9],4,-640364487);l=md5_hh(l,o,n,m,p[g+12],11,-421815835);m=md5_hh(m,l,o,n,p[g+15],16,530742520);n=md5_hh(n,m,l,o,p[g+2],23,-995338651);o=md5_ii(o,n,m,l,p[g+0],6,-198630844);l=md5_ii(l,o,n,m,p[g+7],10,1126891415);m=md5_ii(m,l,o,n,p[g+14],15,-1416354905);n=md5_ii(n,m,l,o,p[g+5],21,-57434055);o=md5_ii(o,n,m,l,p[g+12],6,1700485571);l=md5_ii(l,o,n,m,p[g+3],10,-1894986606);m=md5_ii(m,l,o,n,p[g+10],15,-1051523);n=md5_ii(n,m,l,o,p[g+1],21,-2054922799);o=md5_ii(o,n,m,l,p[g+8],6,1873313359);l=md5_ii(l,o,n,m,p[g+15],10,-30611744);m=md5_ii(m,l,o,n,p[g+6],15,-1560198380);n=md5_ii(n,m,l,o,p[g+13],21,1309151649);o=md5_ii(o,n,m,l,p[g+4],6,-145523070);l=md5_ii(l,o,n,m,p[g+11],10,-1120210379);m=md5_ii(m,l,o,n,p[g+2],15,718787259);n=md5_ii(n,m,l,o,p[g+9],21,-343485551);o=safe_add(o,j);n=safe_add(n,h);m=safe_add(m,f);l=safe_add(l,e)}return Array(o,n,m,l)}function md5_cmn(h,e,d,c,g,f){return safe_add(bit_rol(safe_add(safe_add(e,h),safe_add(c,f)),g),d)}function md5_ff(g,f,k,j,e,i,h){return md5_cmn((f&k)|((~f)&j),g,f,e,i,h)}function md5_gg(g,f,k,j,e,i,h){return md5_cmn((f&j)|(k&(~j)),g,f,e,i,h)}function md5_hh(g,f,k,j,e,i,h){return md5_cmn(f^k^j,g,f,e,i,h)}function md5_ii(g,f,k,j,e,i,h){return md5_cmn(k^(f|(~j)),g,f,e,i,h)}function safe_add(a,d){var c=(a&65535)+(d&65535);var b=(a>>16)+(d>>16)+(c>>16);return(b<<16)|(c&65535)}function bit_rol(a,b){return(a<<b)|(a>>>(32-b))};
--- a/bookshelfplus-frontend/public/assets/lib/cryptography/2.2/sha1-min.js
+++ b/bookshelfplus-frontend/public/assets/lib/cryptography/2.2/sha1-min.js
@@ -0,0 +1,9 @@
+/*
+ * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
+ * in FIPS 180-1
+ * Version 2.2 Copyright Paul Johnston 2000 - 2009.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for details.
+ */
+var hexcase=0;var b64pad="";function hex_sha1(a){return rstr2hex(rstr_sha1(str2rstr_utf8(a)))}function hex_hmac_sha1(a,b){return rstr2hex(rstr_hmac_sha1(str2rstr_utf8(a),str2rstr_utf8(b)))}function sha1_vm_test(){return hex_sha1("abc").toLowerCase()=="a9993e364706816aba3e25717850c26c9cd0d89d"}function rstr_sha1(a){return binb2rstr(binb_sha1(rstr2binb(a),a.length*8))}function rstr_hmac_sha1(c,f){var e=rstr2binb(c);if(e.length>16){e=binb_sha1(e,c.length*8)}var a=Array(16),d=Array(16);for(var b=0;b<16;b++){a[b]=e[b]^909522486;d[b]=e[b]^1549556828}var g=binb_sha1(a.concat(rstr2binb(f)),512+f.length*8);return binb2rstr(binb_sha1(d.concat(g),512+160))}function rstr2hex(c){try{hexcase}catch(g){hexcase=0}var f=hexcase?"0123456789ABCDEF":"0123456789abcdef";var b="";var a;for(var d=0;d<c.length;d++){a=c.charCodeAt(d);b+=f.charAt((a>>>4)&15)+f.charAt(a&15)}return b}function str2rstr_utf8(c){var b="";var d=-1;var a,e;while(++d<c.length){a=c.charCodeAt(d);e=d+1<c.length?c.charCodeAt(d+1):0;if(55296<=a&&a<=56319&&56320<=e&&e<=57343){a=65536+((a&1023)<<10)+(e&1023);d++}if(a<=127){b+=String.fromCharCode(a)}else{if(a<=2047){b+=String.fromCharCode(192|((a>>>6)&31),128|(a&63))}else{if(a<=65535){b+=String.fromCharCode(224|((a>>>12)&15),128|((a>>>6)&63),128|(a&63))}else{if(a<=2097151){b+=String.fromCharCode(240|((a>>>18)&7),128|((a>>>12)&63),128|((a>>>6)&63),128|(a&63))}}}}}return b}function rstr2binb(b){var a=Array(b.length>>2);for(var c=0;c<a.length;c++){a[c]=0}for(var c=0;c<b.length*8;c+=8){a[c>>5]|=(b.charCodeAt(c/8)&255)<<(24-c%32)}return a}function binb2rstr(b){var a="";for(var c=0;c<b.length*32;c+=8){a+=String.fromCharCode((b[c>>5]>>>(24-c%32))&255)}return a}function binb_sha1(v,o){v[o>>5]|=128<<(24-o%32);v[((o+64>>9)<<4)+15]=o;var y=Array(80);var u=1732584193;var s=-271733879;var r=-1732584194;var q=271733878;var p=-1009589776;for(var l=0;l<v.length;l+=16){var n=u;var m=s;var k=r;var h=q;var f=p;for(var g=0;g<80;g++){if(g<16){y[g]=v[l+g]}else{y[g]=bit_rol(y[g-3]^y[g-8]^y[g-14]^y[g-16],1)}var z=safe_add(safe_add(bit_rol(u,5),sha1_ft(g,s,r,q)),safe_add(safe_add(p,y[g]),sha1_kt(g)));p=q;q=r;r=bit_rol(s,30);s=u;u=z}u=safe_add(u,n);s=safe_add(s,m);r=safe_add(r,k);q=safe_add(q,h);p=safe_add(p,f)}return Array(u,s,r,q,p)}function sha1_ft(e,a,g,f){if(e<20){return(a&g)|((~a)&f)}if(e<40){return a^g^f}if(e<60){return(a&g)|(a&f)|(g&f)}return a^g^f}function sha1_kt(a){return(a<20)?1518500249:(a<40)?1859775393:(a<60)?-1894007588:-899497514}function safe_add(a,d){var c=(a&65535)+(d&65535);var b=(a>>16)+(d>>16)+(c>>16);return(b<<16)|(c&65535)}function bit_rol(a,b){return(a<<b)|(a>>>(32-b))};
--- a/bookshelfplus-frontend/routes/index.js
+++ b/bookshelfplus-frontend/routes/index.js
@@ -32,6 +32,18 @@ router.get('/about', function (req, res) {
    });
 });

+router.get('/login', function (req, res) {
+    res.render('login', {
+        title: "用户登录"
+    });
+});
+
+router.get('/admin/index', function (req, res) { // '/admin(/index)?'
+    res.render('admin/index', {
+        title: "后台管理"
+    });
+});
+
 router.get('/status', function (req, res) {
    res.render('status', {
        title: "网站状态检测"
--- a/bookshelfplus-frontend/views/admin/component/footer.html
+++ b/bookshelfplus-frontend/views/admin/component/footer.html
@@ -0,0 +1,6 @@
+<div class="footer" style="margin-top: 10vh;">
+    <hr>
+    <p>
+        <a href="/status">网站状态检测</a>
+    </p>
+</div>
--- a/bookshelfplus-frontend/views/admin/component/header.html
+++ b/bookshelfplus-frontend/views/admin/component/header.html
@@ -0,0 +1,16 @@
+<meta charset="UTF-8">
+<meta http-equiv="X-UA-Compatible" content="IE=edge">
+<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
+
+<title><%= typeof title !=='undefined' ? title : "前端服务出现异常"; %></title>
+
+<link rel="stylesheet" href="/assets/stylesheets/style.css">
+<script src="/assets/lib/jquery/3.6.0/jquery.min.js"></script>
+<script src="/assets/lib/axios/0.26.1/axios.min.js"></script>
+
+<script src="/assets/javascripts/httpRequest.js"></script>
+<script>
+    // API地址
+    const APIHOST = '<%= global.site.api.prefix %>';
+    axios.defaults.baseURL = APIHOST;
+</script>
--- a/bookshelfplus-frontend/views/admin/component/navbar.html
+++ b/bookshelfplus-frontend/views/admin/component/navbar.html
@@ -0,0 +1,43 @@
+<div class="navbar">
+    <div class="navbar-grid">
+        <div class="grid-item"></div>
+        <div class="grid-item">
+            <nobr>
+                <h1 onclick="location.href='/'" style="cursor: pointer;">书栖网</h1>
+            </nobr>
+        </div>
+        <div class="grid-item exnarrowHide" style="text-align: right; color: white;">
+            <a href="/">首页</a>
+            <a href="/admin/manage">管理</a>
+            <a style="color: grey;" href="javascript:logout();">退出登录</a>
+        </div>
+        <div class="grid-item"></div>
+    </div>
+</div>
+<script>
+    function logout() {
+        getRequest("/user/logout", {})
+            .then(function (response) {
+                var axiosData = response.data;
+                var status = axiosData.status;
+                var data = axiosData.data;
+
+                if (status === "success") {
+                    console.log(data);
+                    if(data) {
+                        alert("退出登录成功");
+                        // window.location.href = "/";
+                        location.reload();
+                    } else {
+                        alert("退出登录失败");
+                    }
+                } else {
+                    alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
+                }
+            })
+            .catch(function (error) {
+                console.log(error);
+                alert("退出登录失败");
+            });
+    }
+</script>
--- a/bookshelfplus-frontend/views/admin/index.html
+++ b/bookshelfplus-frontend/views/admin/index.html
@@ -0,0 +1,41 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+    <%- include("./component/header.html"); %>
+</head>
+<body>
+    <%- include("./component/navbar.html"); %>
+    <main class="main">
+        <h1><%= title %></h1>
+        <div id="container">
+
+        </div>
+    </main>
+    <%- include("./component/footer.html"); %>
+
+    <!-- 获取参数 -->
+    <script src="../assets/javascripts/getParams.js"></script>
+    <script>
+        var requestParams = getParams();
+        function getUserStatus() {
+            getRequest("/user/getUserStatus", { })
+                .then(function (responseData) {
+                    var axiosData = responseData.data;
+                    var status = axiosData.status;
+                    var data = axiosData.data;
+                    if (status === "success") {
+                        console.log(data)
+                        if(data) {
+
+                        } else {
+                            window.location.href = "/login";
+                        }
+                    } else {
+                        alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
+                    }
+                });
+        }
+        getUserStatus();
+    </script>
+</body>
+</html>
--- a/bookshelfplus-frontend/views/book.html
+++ b/bookshelfplus-frontend/views/book.html
@@ -77,7 +77,7 @@
                    // 渲染后重新获取一次字体
                    fontmin(getPageText());
                } else {
-                        alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
+                    alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
                }
            }).catch(function (error) {
                console.log(error);
--- a/bookshelfplus-frontend/views/category.html
+++ b/bookshelfplus-frontend/views/category.html
@@ -51,7 +51,7 @@
                    // 渲染后重新获取一次字体
                    fontmin(getPageText());
                } else {
-                        alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
+                    alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
                }
            }).catch(function (error) {
                console.log(error);
--- a/bookshelfplus-frontend/views/component/header.html
+++ b/bookshelfplus-frontend/views/component/header.html
@@ -14,9 +14,6 @@
    const APIHOST = '<%= global.site.api.prefix %>';
    axios.defaults.baseURL = APIHOST;

-    // 请求头 Content-Type
-    axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded';
-
    // 字体加载前先隐藏，不然文字会闪一下
    $("html,body").css("opacity", "0");
 </script>
--- a/bookshelfplus-frontend/views/login.html
+++ b/bookshelfplus-frontend/views/login.html
@@ -0,0 +1,82 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+    <%- include("./component/header.html"); %>
+    <style>
+        .main {
+            width: 80vw !important;
+            max-width: initial !important;
+        }
+
+        #bookImage {
+            /* width: 100%; */
+            height: auto;
+            max-height: 300px;
+            margin-bottom: 20px;
+        }
+    </style>
+</head>
+<body>
+    <%- include("./component/navbar.html"); %>
+    <main class="main">
+        <h1><%= title %></h1>
+        <div id="container">
+            <div>
+                <!-- 用户登录 输入用户名和密码的文本框 -->
+                <div class="form">
+                    <div class="form-group">
+                        <label for="username">用户名</label>
+                        <input type="text" id="username" placeholder="用户名">
+                    </div>
+                    <div class="form-group">
+                        <label for="password">密码</label>
+                        <input type="password" id="password" placeholder="密码">
+                    </div>
+                    <button class="btn-submit">登录</button>
+                </div>
+            </div>
+        </div>
+    </main>
+    <%- include("./component/footer.html"); %>
+
+    <script src="./assets/lib/cryptography/2.2/md5-min.js"></script>
+    <!-- <script src="./assets/lib/cryptography/2.2/sha1-min.js"></script> -->
+    <script>
+        $("#username").val("xiaomo");
+        $("#password").val("123456");
+        $(".btn-submit").click(function() {
+            var username = $("#username").val();
+            var password = $("#password").val();
+            // var encryptpwd = hex_sha1(password);
+            var encryptpwd = hex_md5(password);
+
+            console.log(password, encryptpwd);
+
+            postRequest("/user/login", { username: username, encryptpwd: encryptpwd })
+                .then(function (response) {
+                    var axiosData = response.data;
+                    var status = axiosData.status;
+                    var data = axiosData.data;
+
+                    if (status === "success") {
+                        console.log(data);
+                        if(data) {
+                            alert("登录成功");
+                            if(data.group === "ADMIN") {
+                                window.location.href = "/admin/index";
+                            } else {
+                                window.location.href = "/user/index";
+                            }
+                        } else {
+                            alert("用户名或密码错误");
+                        }
+                    } else {
+                        alert(`出错啦！${data.errMsg} (错误码: ${data.errCode}) `);
+                    }
+                }).catch(function (error) {
+                    console.log(error);
+                });
+        });
+    </script>
+</body>
+</html>
--- a/bookshelfplus-frontend/views/search.html
+++ b/bookshelfplus-frontend/views/search.html
@@ -36,6 +36,7 @@
        </div>
    </div>
    <%- include("./component/footer.html"); %>
+
    <!-- 获取参数 -->
    <script src="./assets/javascripts/getParams.js"></script>
    <!-- 渲染表格 -->
--- a/bookshelfplus/src/main/java/plus/bookshelf/Common/SessionManager/LocalSessionManager.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Common/SessionManager/LocalSessionManager.java
@@ -0,0 +1,48 @@
+package plus.bookshelf.Common.SessionManager;
+
+import javax.servlet.http.HttpServletRequest;
+
+public class LocalSessionManager implements SessionManager {
+
+    /**
+     * 私有化构造函数
+     */
+    private LocalSessionManager(HttpServletRequest httpServletRequest) {
+        this.httpServletRequest = httpServletRequest;
+    }
+
+    static SessionManager sessionManager = null;
+    // static SessionManager sessionManager = new LocalSessionManager();
+
+    /**
+     * 通过此方法获取当前类的实例
+     *
+     * @return
+     */
+    public static SessionManager getInstance(HttpServletRequest httpServletRequest) {
+        if (sessionManager == null)
+            sessionManager = new LocalSessionManager(httpServletRequest);
+        return sessionManager;
+    }
+
+    HttpServletRequest httpServletRequest;
+
+    @Override
+    public Object getValue(String key) {
+        try {
+            return httpServletRequest.getSession().getAttribute(key);
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    @Override
+    public void setValue(String key, Object value) {
+        httpServletRequest.getSession().setAttribute(key, value);
+    }
+
+    @Override
+    public void remove(String key) {
+        httpServletRequest.getSession().removeAttribute(key);
+    }
+}
--- a/bookshelfplus/src/main/java/plus/bookshelf/Common/SessionManager/SessionManager.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Common/SessionManager/SessionManager.java
@@ -0,0 +1,23 @@
+package plus.bookshelf.Common.SessionManager;
+
+public abstract interface SessionManager {
+    /**
+     * 获取 Session
+     * @param key
+     * @return
+     */
+    Object getValue(String key);
+
+    /**
+     * 设置 Session
+     * @param key
+     * @param value
+     */
+    void setValue(String key, Object value);
+
+    /**
+     * 移除 Session
+     * @param key
+     */
+    void remove(String key);
+}
--- a/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/BaseController.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/BaseController.java
@@ -1,7 +1,6 @@
 package plus.bookshelf.Controller.Controller;

 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.ResponseBody;
@@ -10,14 +9,18 @@ import plus.bookshelf.Common.Error.BusinessErrorCode;
 import plus.bookshelf.Common.Error.BusinessException;
 import plus.bookshelf.Common.Response.CommonReturnType;
 import plus.bookshelf.Common.Response.CommonReturnTypeStatus;
+import plus.bookshelf.Common.SessionManager.LocalSessionManager;
+import plus.bookshelf.Common.SessionManager.SessionManager;
 import plus.bookshelf.Service.Model.UserModel;

 import javax.servlet.http.HttpServletRequest;
 import java.util.HashMap;
-import java.util.UUID;
-import java.util.concurrent.TimeUnit;

 public class BaseController {
+
+    @Autowired
+    HttpServletRequest httpServletRequest;
+
    // content-type 常量
    public static final String CONTENT_TYPE_FORMED = "application/x-www-form-urlencoded";

@@ -25,9 +28,6 @@ public class BaseController {
    public static final Integer COMMON_START_PAGE = 1;
    public static final Integer COMMON_PAGE_SIZE = 10;

-    @Autowired
-    HttpServletRequest httpServletRequest;
-
    // @Autowired
    // private RedisTemplate redisTemplate;

@@ -35,7 +35,8 @@ public class BaseController {
     * 获取用户登陆状态
     */
    public Boolean isLogin() {
-        return (Boolean) httpServletRequest.getSession().getAttribute("IS_LOGIN");
+        SessionManager sessionManager = LocalSessionManager.getInstance(httpServletRequest);
+        return (Boolean) sessionManager.getValue("IS_LOGIN");
    }

    /**
@@ -43,32 +44,47 @@ public class BaseController {
     *
     * @return String uuidToken
     */
-    public String onLogin(UserModel userModel) {
-        String uuidToken = UUID.randomUUID().toString();
+    public void onLogin(UserModel userModel) {
+        // String uuidToken = UUID.randomUUID().toString();
        // redisTemplate.expire(uuidToken, 1, TimeUnit.HOURS);

        // // 建立token和用户登录态之间的联系
        // redisTemplate.opsForValue().set(uuidToken, userModel);
-        return uuidToken;
+        // return uuidToken;
+
+        SessionManager sessionManager = LocalSessionManager.getInstance(httpServletRequest);
+        sessionManager.setValue("IS_LOGIN", true);
+        sessionManager.setValue("user", userModel);
+        return;
+    }
+
+    /**
+     * 用户退出登录
+     */
+    public void onLogout() {
+        SessionManager sessionManager = LocalSessionManager.getInstance(httpServletRequest);
+        sessionManager.setValue("IS_LOGIN", false);
+        sessionManager.remove("user");
+        return;
    }

    // 定义ExceptionHandler解决未被Controller层吸收的Exception
-    // @ExceptionHandler(Exception.class)
-    // @ResponseStatus(HttpStatus.OK)
-    // @ResponseBody
-    // public Object handlerException(HttpServletRequest request, Exception ex) {
-    //     HashMap<Object, Object> responseData = new HashMap<>();
-    //
-    //     if (ex instanceof BusinessException) {
-    //         BusinessException businessException = (BusinessException) ex;
-    //         responseData.put("errCode", businessException.getErrCode());
-    //         responseData.put("errMsg", businessException.getErrMsg());
-    //     } else {
-    //         // 生产环境输出格式化信息
-    //         responseData.put("errCode", BusinessErrorCode.UNKNOWN_ERROR.getErrCode());
-    //         responseData.put("errMsg", BusinessErrorCode.UNKNOWN_ERROR.getErrMsg());
-    //     }
-    //
-    //     return CommonReturnType.create(responseData, CommonReturnTypeStatus.FAILED);
-    // }
+    @ExceptionHandler(Exception.class)
+    @ResponseStatus(HttpStatus.OK)
+    @ResponseBody
+    public Object handlerException(HttpServletRequest request, Exception ex) {
+        HashMap<Object, Object> responseData = new HashMap<>();
+
+        if (ex instanceof BusinessException) {
+            BusinessException businessException = (BusinessException) ex;
+            responseData.put("errCode", businessException.getErrCode());
+            responseData.put("errMsg", businessException.getErrMsg());
+        } else {
+            // 生产环境输出格式化信息
+            responseData.put("errCode", BusinessErrorCode.UNKNOWN_ERROR.getErrCode());
+            responseData.put("errMsg", BusinessErrorCode.UNKNOWN_ERROR.getErrMsg());
+        }
+
+        return CommonReturnType.create(responseData, CommonReturnTypeStatus.FAILED);
+    }
 }
--- a/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/CategoryController.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/CategoryController.java
@@ -20,7 +20,7 @@ import plus.bookshelf.Service.Service.CategoryService;
@Api(value = "书籍分类")
@Controller("category")
@RequestMapping("/category")
-public class CategoryController {
+public class CategoryController extends BaseController {

    @Autowired
    CategoryService categoryService;
--- a/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/StatusController.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/StatusController.java
@@ -17,7 +17,7 @@ import java.util.Map;
@Api(value = "状态检测")
@Controller("status")
@RequestMapping("/status")
-public class StatusController {
+public class StatusController extends BaseController {

    // @ApiOperation(value = "线程CPU占用时间", notes = "获取服务器当前线程CPU占用时间。此方法通过统计线程CPU占用时间来统计当前进程占用CPU情况。")
    // @RequestMapping(value = "getProcessCpu", method = {RequestMethod.GET})
--- a/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/UserController.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/UserController.java
@@ -10,27 +10,70 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.ResponseBody;
 import plus.bookshelf.Common.Response.CommonReturnType;
+import plus.bookshelf.Common.SessionManager.LocalSessionManager;
+import plus.bookshelf.Common.SessionManager.SessionManager;
 import plus.bookshelf.Controller.VO.UserVO;
 import plus.bookshelf.Service.Impl.UserServiceImpl;
 import plus.bookshelf.Service.Model.UserModel;

-import static plus.bookshelf.Controller.Controller.BaseController.CONTENT_TYPE_FORMED;
-
@Api(value = "用户")
@Controller
@RequestMapping("/user")
-public class UserController {
+public class UserController extends BaseController {

    @Autowired
    UserServiceImpl userService;

-    @ApiOperation(value = "用户登录",notes = "传入用户名，以及密码的MD5值，进行登录")
+    @ApiOperation(value = "用户登录", notes = "传入用户名，以及密码的MD5值，进行登录")
    @RequestMapping(value = "login", method = {RequestMethod.POST}, consumes = {CONTENT_TYPE_FORMED})
    @ResponseBody
    public CommonReturnType login(@RequestParam(value = "username") String username,
-                        @RequestParam(value = "encryptpwd") String encryptPwd) {
+                                  @RequestParam(value = "encryptpwd") String encryptPwd) {
+        if (username == null || encryptPwd == null) {
+            return null;
+        }
+
        UserModel userModel = userService.userLogin(username, encryptPwd);
        UserVO userVO = convertFromService(userModel);
+
+        if (userModel != null) {
+            onLogin(userModel);
+        }
+        return CommonReturnType.create(userVO);
+    }
+
+    // @ApiOperation(value = "用户注册", notes = "传入用户名，以及密码的MD5值，进行注册")
+    // @RequestMapping(value = "register", method = {RequestMethod.POST}, consumes = {CONTENT_TYPE_FORMED})
+    // @ResponseBody
+    // public CommonReturnType register(@RequestParam(value = "username") String username,
+    //                                  @RequestParam(value = "encryptpwd") String encryptPwd) {
+    //     if (username == null || encryptPwd == null) {
+    //         return null;
+    //     }
+    //     UserModel userModel = userService.userRegister(username, encryptPwd);
+    //     UserVO userVO = convertFromService(userModel);
+    //     return CommonReturnType.create(userVO);
+    // }
+
+    @ApiOperation(value = "用户登出", notes = "用户退出登录")
+    @RequestMapping(value = "logout", method = {RequestMethod.GET})
+    @ResponseBody
+    public CommonReturnType logout() {
+        onLogout();
+        return CommonReturnType.create("success");
+    }
+
+    @ApiOperation(value = "获取用户登录状态", notes = "获取用户登录状态")
+    @RequestMapping(value = "getUserStatus", method = {RequestMethod.GET})
+    @ResponseBody
+    public CommonReturnType getUserStatus() {
+        Object userModelObject = LocalSessionManager.getInstance(httpServletRequest).getValue("user");
+        if (userModelObject == null) {
+            return CommonReturnType.create(null);
+        }
+
+        UserModel userModel = (UserModel) userModelObject;
+        UserVO userVO = convertFromService(userModel);
        return CommonReturnType.create(userVO);
    }

--- a/bookshelfplus/src/main/java/plus/bookshelf/Controller/VO/UserVO.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Controller/VO/UserVO.java
@@ -15,7 +15,7 @@ public class UserVO {
    String nickname;

    // 用户身份    NOT_LOGIN, ADMIN, LOGIN_USER;
-    String userIdentity;
+    String group;

    // 用户头像
    String avatar;
--- a/bookshelfplus/src/main/java/plus/bookshelf/Dao/DO/UserDO.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Dao/DO/UserDO.java
@@ -40,11 +40,11 @@ public class UserDO {
    /**
     *
     * This field was generated by MyBatis Generator.
-     * This field corresponds to the database column user_info.user_identity
+     * This field corresponds to the database column user_info.group
     *
     * @mbg.generated
     */
-    private String userIdentity;
+    private String group;

    /**
     *
@@ -180,26 +180,26 @@ public class UserDO {

    /**
     * This method was generated by MyBatis Generator.
-     * This method returns the value of the database column user_info.user_identity
+     * This method returns the value of the database column user_info.group
     *
-     * @return the value of user_info.user_identity
+     * @return the value of user_info.group
     *
     * @mbg.generated
     */
-    public String getUserIdentity() {
-        return userIdentity;
+    public String getGroup() {
+        return group;
    }

    /**
     * This method was generated by MyBatis Generator.
-     * This method sets the value of the database column user_info.user_identity
+     * This method sets the value of the database column user_info.group
     *
-     * @param userIdentity the value for user_info.user_identity
+     * @param group the value for user_info.group
     *
     * @mbg.generated
     */
-    public void setUserIdentity(String userIdentity) {
-        this.userIdentity = userIdentity == null ? null : userIdentity.trim();
+    public void setGroup(String group) {
+        this.group = group == null ? null : group.trim();
    }

    /**
--- a/bookshelfplus/src/main/java/plus/bookshelf/Service/Impl/UserServiceImpl.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Service/Impl/UserServiceImpl.java
@@ -30,7 +30,7 @@ public class UserServiceImpl implements UserService {
        userModel.setUsername(userDO.getUsername());
        userModel.setEncriptPwd(userDO.getEncriptPwd());
        userModel.setNickname(userDO.getNickname());
-        userModel.setUserIdentity(userDO.getUserIdentity());
+        userModel.setGroup(userDO.getGroup());
        userModel.setAvatar(userDO.getAvatar());
        userModel.setPhone(userDO.getPhone());
        userModel.setWeixinThirdPartyAuthCode(userDO.getWeixinThirdPartyAuthCode());
--- a/bookshelfplus/src/main/java/plus/bookshelf/Service/Model/UserModel.java
+++ b/bookshelfplus/src/main/java/plus/bookshelf/Service/Model/UserModel.java
@@ -2,6 +2,8 @@ package plus.bookshelf.Service.Model;

 import lombok.Data;

+import javax.validation.constraints.NotBlank;
+
@Data
 public class UserModel {

@@ -9,6 +11,7 @@ public class UserModel {
    Integer id;

    // 用户名
+    @NotBlank(message = "用户名不能为空")
    String username;

    // 用户加密后的密码
@@ -18,7 +21,7 @@ public class UserModel {
    String nickname;

    // 用户身份    NOT_LOGIN, ADMIN, LOGIN_USER;
-    String userIdentity;
+    String group;

    // 用户头像
    String avatar;
--- a/bookshelfplus/src/main/resources/mapping/UserDOMapper.xml
+++ b/bookshelfplus/src/main/resources/mapping/UserDOMapper.xml
@@ -10,7 +10,7 @@
    <result column="username" jdbcType="VARCHAR" property="username" />
    <result column="encript_pwd" jdbcType="VARCHAR" property="encriptPwd" />
    <result column="nickname" jdbcType="VARCHAR" property="nickname" />
-    <result column="user_identity" jdbcType="VARCHAR" property="userIdentity" />
+    <result column="group" jdbcType="VARCHAR" property="group" />
    <result column="avatar" jdbcType="VARCHAR" property="avatar" />
    <result column="phone" jdbcType="VARCHAR" property="phone" />
    <result column="weixin_third_party_auth_code" jdbcType="VARCHAR" property="weixinThirdPartyAuthCode" />
@@ -21,7 +21,7 @@
      WARNING - @mbg.generated
      This element is automatically generated by MyBatis Generator, do not modify.
    -->
-    id, username, encript_pwd, nickname, user_identity, avatar, phone, weixin_third_party_auth_code, 
+    id, username, encript_pwd, nickname, `group`, avatar, phone, weixin_third_party_auth_code, 
    qq_third_party_auth_code
  </sql>
  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
@@ -48,11 +48,11 @@
      This element is automatically generated by MyBatis Generator, do not modify.
    -->
    insert into user_info (id, username, encript_pwd, 
-      nickname, user_identity, avatar, 
+      nickname, `group`, avatar, 
      phone, weixin_third_party_auth_code, qq_third_party_auth_code
      )
    values (#{id,jdbcType=INTEGER}, #{username,jdbcType=VARCHAR}, #{encriptPwd,jdbcType=VARCHAR}, 
-      #{nickname,jdbcType=VARCHAR}, #{userIdentity,jdbcType=VARCHAR}, #{avatar,jdbcType=VARCHAR}, 
+      #{nickname,jdbcType=VARCHAR}, #{group,jdbcType=VARCHAR}, #{avatar,jdbcType=VARCHAR}, 
      #{phone,jdbcType=VARCHAR}, #{weixinThirdPartyAuthCode,jdbcType=VARCHAR}, #{qqThirdPartyAuthCode,jdbcType=VARCHAR}
      )
  </insert>
@@ -75,8 +75,8 @@
      <if test="nickname != null">
        nickname,
      </if>
-      <if test="userIdentity != null">
-        user_identity,
+      <if test="group != null">
+        `group`,
      </if>
      <if test="avatar != null">
        avatar,
@@ -104,8 +104,8 @@
      <if test="nickname != null">
        #{nickname,jdbcType=VARCHAR},
      </if>
-      <if test="userIdentity != null">
-        #{userIdentity,jdbcType=VARCHAR},
+      <if test="group != null">
+        #{group,jdbcType=VARCHAR},
      </if>
      <if test="avatar != null">
        #{avatar,jdbcType=VARCHAR},
@@ -137,8 +137,8 @@
      <if test="nickname != null">
        nickname = #{nickname,jdbcType=VARCHAR},
      </if>
-      <if test="userIdentity != null">
-        user_identity = #{userIdentity,jdbcType=VARCHAR},
+      <if test="group != null">
+        `group` = #{group,jdbcType=VARCHAR},
      </if>
      <if test="avatar != null">
        avatar = #{avatar,jdbcType=VARCHAR},
@@ -164,7 +164,7 @@
    set username = #{username,jdbcType=VARCHAR},
      encript_pwd = #{encriptPwd,jdbcType=VARCHAR},
      nickname = #{nickname,jdbcType=VARCHAR},
-      user_identity = #{userIdentity,jdbcType=VARCHAR},
+      `group` = #{group,jdbcType=VARCHAR},
      avatar = #{avatar,jdbcType=VARCHAR},
      phone = #{phone,jdbcType=VARCHAR},
      weixin_third_party_auth_code = #{weixinThirdPartyAuthCode,jdbcType=VARCHAR},
--- a/quick-reach.html
+++ b/quick-reach.html
@@ -27,7 +27,8 @@
            },
            "<hr>",
            {
-                url: 'http://localhost/api/swagger-ui.html',
+                // url: 'http://localhost/api/swagger-ui.html',
+                url: 'http://localhost/api/swagger-ui/index.html',
                title: 'Swagger'
            },
            {
--- a/run.bat
+++ b/run.bat
@@ -1,4 +1,7 @@
@echo off
+:: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>MySQL<51><4C><EFBFBD>ݿ<EFBFBD>
+:: skip ...
+
 :: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SpringBoot
 cd ./bookshelfplus/
 :: refer: https://blog.csdn.net/abc86319253/article/details/44019881