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jk2024.06.24-20:28

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pull/1/head
陈@jkccchen123 9 months ago
parent c1c969a7c2
commit 81dfa4c4cb
2 changed files with 13 additions and 21 deletions
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9
www/main.js
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@ -44,16 +44,13 @@ app.get('/', function (req, res) {
} }
result_string +='</table>\r\n'; result_string +='</table>\r\n';
result_string +='<a class="link_button" href="form.html">注册用户</a>\r\n' result_string +='<a class="link_button" href="form.html">注册用户</a>\r\n'
result_string +='<div style="text-align: right;">\r\n'; result_string +='<div style="text-align: right;">\r\n';
result_string +='<a class="link_button" href="welcome.html" >登陆界面</a>\r\n'; result_string +='<a class="link_button" href="welcome.html" >登陆界面</a>\r\n';
result_string +='</div>\r\n'; result_string +='</div>\r\n';
res.send(result_string + build_html_foot()) res.send(result_string + build_html_foot())
}); });
}) })
// 文件上传接口 // 文件上传接口
app.post('/fileUpload', function(req, res){ app.post('/fileUpload', function(req, res){
// 上传的文件在req.files中 // 上传的文件在req.files中
@ -69,7 +66,6 @@ app.post('/fileUpload', function(req, res){
}) })
}) })
const session = require('express-session'); const session = require('express-session');
app.use(session({ app.use(session({
secret: 'your_secret_key', // 密钥用于会话加密 secret: 'your_secret_key', // 密钥用于会话加密
@ -114,7 +110,6 @@ app.post('/idcheck', urlencodedParser, function(req, res) {
res.send('数据库查询错误！'); res.send('数据库查询错误！');
return; return;
} }
if (results.length > 0 && results[0].id === 'admin') { if (results.length > 0 && results[0].id === 'admin') {
res.send({ userid: 'admin' }); res.send({ userid: 'admin' });
} else { } else {
@ -155,7 +150,6 @@ function build_html_foot() {
return '</body>\r\n</html>'; return '</body>\r\n</html>';
} }
var server = app.listen(8081, function () { var server = app.listen(8081, function () {
var host = server.address().address var host = server.address().address
@ -170,5 +164,4 @@ var server = app.listen(8081, function () {
}); });
console.log("应用实例，访问地址为 http://%s:%s", host, port) console.log("应用实例，访问地址为 http://%s:%s", host, port)
}) })

25
www/static/work1.html
Unescape View File

@ -69,7 +69,7 @@
</style> </style>
<script> <script>
document.addEventListener('DOMContentLoaded', function() { document.addEventListener('DOMContentLoaded', function() {//从后端获取用户名
var params = new URLSearchParams(window.location.search); var params = new URLSearchParams(window.location.search);
var username = params.get('username'); var username = params.get('username');
if (username) { if (username) {
@ -77,7 +77,7 @@
} }
}); });
document.addEventListener('DOMContentLoaded', function() { document.addEventListener('DOMContentLoaded', function() {//从后端获取这个用户的身份（user/admin）
var params = new URLSearchParams(window.location.search); var params = new URLSearchParams(window.location.search);
var userid = params.get('userid'); var userid = params.get('userid');
if (userid === 'admin') { if (userid === 'admin') {
@ -91,11 +91,11 @@
<body> <body>
<!-- 把后端获取的用户名显示在欢迎标题上 -->
<h1>欢迎您，尊敬的 <span id="username1"></span></h1> <h1>欢迎您，尊敬的 <span id="username1"></span></h1>
<!-- <h1>中草药识别系统</h1> -->
<p>欢迎访问中草药识别系统！</p> <p>欢迎访问中草药识别系统！</p>
<!-- 按钮列表 -->
<div id="moduleSelection"> <div id="moduleSelection">
<div class="module" onclick="openModule('reservation')">识别查询</div> <div class="module" onclick="openModule('reservation')">识别查询</div>
<div class="module" onclick="openModule('management')" id="managementBtn" >后台管理</div> <div class="module" onclick="openModule('management')" id="managementBtn" >后台管理</div>
@ -119,6 +119,7 @@
<a href="#" class="return-btn" onclick="goBack()">返回模块选择</a> <a href="#" class="return-btn" onclick="goBack()">返回模块选择</a>
</div> </div>
<!-- 页尾的一些用户友好内容 -->
<h2>联系我们</h2> <h2>联系我们</h2>
<p>如有任何关于系统的疑问或建议，请联系我们：</p> <p>如有任何关于系统的疑问或建议，请联系我们：</p>
<address> <address>
@ -127,7 +128,7 @@
</address> </address>
<script> <script>
function openModule(moduleId) { function openModule(moduleId) {//打开模块的功能
var modules = document.getElementsByClassName('module'); var modules = document.getElementsByClassName('module');
for (var i = 0; i < modules.length; i++) { for (var i = 0; i < modules.length; i++) {
modules[i].style.display = 'none'; modules[i].style.display = 'none';
@ -136,7 +137,7 @@
document.getElementById(moduleId).style.display = 'block'; document.getElementById(moduleId).style.display = 'block';
} }
function uploadImage() { function uploadImage() {//上传图片的功能
var formData = new FormData(document.getElementById("uploadForm")); var formData = new FormData(document.getElementById("uploadForm"));
// 更换你的实际服务器端API地址 // 更换你的实际服务器端API地址
fetch('your-server-url/api/upload', { fetch('your-server-url/api/upload', {
@ -150,19 +151,18 @@
.catch(error => console.error('Error:', error)); .catch(error => console.error('Error:', error));
} }
document.addEventListener('DOMContentLoaded', function() { document.addEventListener('DOMContentLoaded', function() {//监听程序，用来解决：点击返回按钮后重新出现“后台管理”按钮的问题
var params = new URLSearchParams(window.location.search); var params = new URLSearchParams(window.location.search);
var username = params.get('username'); var username = params.get('username');//获取用户名
if (username) { if (username) {
document.getElementById('username1').textContent = username; document.getElementById('username1').textContent = username;
} }
var userid = params.get('userid');//获取身份
var userid = params.get('userid');
updateManagementButtonDisplay(userid); updateManagementButtonDisplay(userid);
}) })
function updateManagementButtonDisplay(userid) { function updateManagementButtonDisplay(userid) {//根据身份设定“后台管理”按钮是否隐藏
if (userid === 'admin') { if (userid === 'admin') {
document.getElementById('managementBtn').style.display = 'block'; document.getElementById('managementBtn').style.display = 'block';
} else { } else {
@ -170,8 +170,7 @@
} }
} }
function goBack() {//返回功能，同时也是“不断监测id来决定是否隐藏’后台管理‘按钮”的功能的组成部分
function goBack() {
var modules = document.getElementsByClassName('module'); var modules = document.getElementsByClassName('module');
for (var i = 0; i < modules.length; i++) { for (var i = 0; i < modules.length; i++) {
modules[i].style.display = 'block'; modules[i].style.display = 'block';

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