网友修x改、我修复之后

static/public/js/dnfs.js

@@ -1,3 +1,5 @@
+// Session restore from localStorage
+if(!sessionStorage.getItem('q4_token')){var t=localStorage.getItem('q4_token');if(t)sessionStorage.setItem('q4_token',t);}
 
 /* by qing.
  *

static/public/js/login.js

@@ -1,162 +1,90 @@
 const msgTip = document.getElementById('msgTip');
 const pwdTip = document.getElementById('pwdTip');
-const emlTip = document.getElementById('emlTip');
 const agreeTip = document.getElementById('agreeTip');
 const form = document.getElementById('form');
-
 const usernameInput = document.getElementById('loginUsername');
 const passwordInput = document.getElementById('loginPassword');
-const emailInput = document.getElementById('loginEmail');
 const agreeBox = document.getElementById('agreeBox');
-const protocol = document.getElementById('agreement');
 const resetUser = document.getElementById('resetUser');
 const registerBtn = document.getElementById('registerBtn');
 const loginButton = document.getElementById('loginBtn');
 
-resetUser.addEventListener('click', function() {
-	clearTipStyle();
-});
+resetUser.addEventListener('click', function() { clearTipStyle(); });
 
 function clearTipStyle() {
 	msgTip.innerHTML = '';
 	pwdTip.innerHTML = '';
 	agreeTip.innerHTML = '';
-	emlTip.innerHTML = '';
-
 	msgTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
 	pwdTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
-	agreeTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
-	emlTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
-	protocol.classList.remove('tip-red');
-	protocol.classList.remove('tip-green');
+	agreeTip.classList.remove('tip-red');
 }
 clearTipStyle();
 
-/**
- * @returns {string|false}
- */
 function checkUsername() {
 	const result = FormValidators.username(usernameInput.value);
-	msgTip.innerHTML = '';
-	msgTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
 	msgTip.textContent = result.message;
-	msgTip.classList.add(result.className);
+	msgTip.className = result.className;
 	return result.valid ? result.value : false;
 }
 
-/**
- * @returns {string|false}
- */
 function checkPwd() {
 	const result = FormValidators.password(passwordInput.value);
-	pwdTip.innerHTML = '';
-	pwdTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
 	pwdTip.textContent = result.message;
-	pwdTip.classList.add(result.className);
+	pwdTip.className = result.className;
 	return result.valid ? result.value : false;
 }
 
-/**
- * @returns {string|false}
- */
-function checkEml() {
-	const result = FormValidators.email(emailInput.value);
-	emlTip.innerHTML = '';
-	emlTip.classList.remove('tip-red', 'tip-yellow', 'tip-green');
-	emlTip.textContent = result.message;
-	emlTip.classList.add(result.className);
-	return result.valid ? result.value : false;
-}
-
-/**
- * @returns {boolean}
- */
 function checkAgree() {
 	agreeTip.innerHTML = '';
 	agreeTip.classList.remove('tip-red');
-	protocol.classList.remove('tip-green', 'tip-red');
 	if (!agreeBox.checked) {
 		agreeTip.innerHTML = '请同意用户协议！';
 		agreeTip.classList.add('tip-red');
-		protocol.classList.add('tip-red');
 		return false;
 	}
-	protocol.classList.add('tip-green');
 	return true;
 }
 
 usernameInput.addEventListener('focus', checkUsername);
 passwordInput.addEventListener('focus', checkPwd);
-
 usernameInput.addEventListener('input', checkUsername);
 passwordInput.addEventListener('input', checkPwd);
-
 usernameInput.addEventListener('blur', checkUsername);
 passwordInput.addEventListener('blur', checkPwd);
-
-emailInput.addEventListener('focus', checkEml);
-emailInput.addEventListener('input', checkEml);
-emailInput.addEventListener('blur', checkEml);
-
 agreeBox.addEventListener('change', checkAgree);
-
-registerBtn.addEventListener('click', function() {
-	location.href = 'register.html';
-});
+registerBtn.addEventListener('click', function() { location.href = 'register.html'; });
 
 form.addEventListener('submit', async function(e) {
 	e.preventDefault();
 	clearTipStyle();
-
 	const userOk = checkUsername();
 	const pwdOk = checkPwd();
-	const emlOk = checkEml();
 	const agreeOk = checkAgree();
+	if (!userOk || !pwdOk || !agreeOk) return;
 
-	if (!(userOk && pwdOk && emlOk && agreeOk)) {
-		return;
-	}
-
-	const jsonBody = JSON.stringify({
-		username: userOk,
-		password: pwdOk
-	});
-	
+	const jsonBody = JSON.stringify({ username: userOk, password: pwdOk });
 	try {
 		loginButton.disabled = true;
 		const res = await fetch('/login', {
 			method: 'POST',
-			headers: {
-				'Content-Type': 'application/json'	// 告诉服务器内容为json
-			},
+			headers: {'Content-Type': 'application/json'},
 			body: jsonBody
 		});
-
 		const responseText = await res.text();
 		let result;
-
-		try {
-			result = JSON.parse(responseText);
-		} catch {
-			console.error(`登录接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
-			throw new Error('服务器响应格式异常，请稍后重试');
-		}
-
-		if (!res.ok) {
-			throw new Error(result.message || `登录失败（HTTP ${res.status}）`);
-		}
-
+		try { result = JSON.parse(responseText); } catch { throw new Error('服务器响应格式异常'); }
+		if (!res.ok) throw new Error(result.message || '登录失败');
 		if (result.success) {
-			alert(`登陆成功`);
+			localStorage.setItem('q4_token', result.data.token);
 			sessionStorage.setItem('q4_token', result.data.token);
-			location.href = 'dnfs.html';
+			alert('登录成功');
+			location.href = '/dnfs.html';
 		} else {
 			alert(result.message || '登录失败');
 		}
-
 	} catch (err) {
-		alert(err.message || '接口请求失败，请检查后端服务是否启动');
-		console.error('登录请求异常：', err);
+		alert(err.message || '接口请求失败');
 	} finally {
 		loginButton.disabled = false;
 	}

static/public/js/register.js

@@ -92,7 +92,7 @@ function checkCode() {
 		codeTip.classList.add('tip-yellow');
 		return false;
 	}
-	if (code !== sendCode) {
+	if (sendCode === 'email_sent') { /* Server-verified, skip client check */ } else if (code !== sendCode) {
 		codeTip.textContent = '验证码错误，请核对！';
 		codeTip.classList.add('tip-red');
 		return false;