24 changed files with 48 additions and 2767 deletions
--- a/.gitignore
+++ b/.gitignore
@ -1,16 +1,56 @@
 venv/
 env/
 .venv/
 .env/
 study/
 __pycache__/
 *.py[cod]
 *$py.class
 *.so
 .Python
 env/
 venv/
 study/
 ENV/
 build/
 develop-eggs/
 dist/
 downloads/
 eggs/
 .eggs/
 lib/
 lib64/
 parts/
 sdist/
 var/
 *.egg-info/
 .installed.cfg
 *.egg
 # Flask实例文件夹
 instance/*
 !instance/.gitkeep
 # 环境变量文件
 .env
 .flaskenv
 # 数据库文件
 *.db
 *.sqlite
 *.sqlite3
 # 日志文件
 *.log
 logs/
-log/
+
-# 其他常见排除项
+# IDE相关
 .DS_Store
 .idea/
 .vscode/
 *.swp
 *.swo
 .DS_Store
 .coverage
 htmlcov/
 .pytest_cache/
 # 迁移文件夹中的版本文件
 migrations/versions/
 # 开发环境的静态文件或上传文件
 uploads/
--- a/app/init.py
+++ b/app/init.py
@ -1,37 +0,0 @@
 from flask import Flask, request, session
 from flask_sqlalchemy import SQLAlchemy
 from flask_migrate import Migrate
 from flask_login import LoginManager
 from flask_babel import Babel
 from app.config import Config
 import os
 db = SQLAlchemy()
 migrate = Migrate()
 login_manager = LoginManager()
 login_manager.login_view = 'auth.login'
 babel = Babel()
 def create_app(config_class=Config):
    app = Flask(__name__, template_folder='../templates', static_folder='../static')
    app.config.from_object(config_class)
    db.init_app(app)
    migrate.init_app(app, db)
    login_manager.init_app(app)
    babel.init_app(app)
    from app.routes import main_bp, auth_bp
    app.register_blueprint(main_bp)
    app.register_blueprint(auth_bp, url_prefix='/auth')
    @babel.localeselector
    def get_locale():
        # 如果用户已经选择了语言，从session中获取
        if 'language' in session:
            return session['language']
        # 否则尝试匹配请求的语言
        return request.accept_languages.best_match(app.config['LANGUAGES'])
    return app
--- a/app/config.py
+++ b/app/config.py
@ -1,10 +0,0 @@
 import os
 class Config:
    SECRET_KEY = os.environ.get('SECRET_KEY') or 'dev-key-should-be-changed'
    SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://study_platform:sumkimadmin@27.124.22.104:3306/study_platform'
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    LANGUAGES = ['en', 'zh']
    DEFAULT_LANGUAGE = 'zh'
 #aaaa
--- a/app/forms.py
+++ b/app/forms.py
@ -1,87 +0,0 @@
 from flask_wtf import FlaskForm
 from wtforms import StringField, PasswordField, BooleanField, SubmitField
 from wtforms.validators import DataRequired, Email, EqualTo, Length, ValidationError
 from app.models import User
 class LoginForm(FlaskForm):
    email = StringField('Email', validators=[DataRequired(), Email()])
    password = PasswordField('Password', validators=[DataRequired()])
    remember_me = BooleanField('Remember Me')
    submit = SubmitField('Sign In')
 class RegistrationForm(FlaskForm):
    email = StringField('Email', validators=[DataRequired(), Email()])
    username = StringField('Username', validators=[DataRequired()])
    password = PasswordField('Password', validators=[
        DataRequired(),
        Length(min=8, message='Password must be at least 8 characters long')
    ])
    password2 = PasswordField('Repeat Password', validators=[
        DataRequired(),
        EqualTo('password', message='Passwords must match')
    ])
    submit = SubmitField('Register')
    def validate_email(self, email):
        user = User.query.filter_by(email=email.data).first()
        if user is not None:
            raise ValidationError('Email already registered.')
 class ResetPasswordRequestForm(FlaskForm):
    email = StringField('Email', validators=[DataRequired(), Email()])
    submit = SubmitField('Request Password Reset')
 class ResetPasswordForm(FlaskForm):
    password = PasswordField('New Password', validators=[
        DataRequired(),
        Length(min=8, message='Password must be at least 8 characters long')
    ])
    password2 = PasswordField('Repeat Password', validators=[
        DataRequired(),
        EqualTo('password', message='Passwords must match')
    ])
    submit = SubmitField('Reset Password')
 class EmailVerificationForm(FlaskForm):
    email = StringField('Email', validators=[DataRequired(), Email()])
    submit = SubmitField('发送验证码')
    def validate_email(self, email):
        user = User.query.filter_by(email=email.data).first()
        if user is not None:
            raise ValidationError('该邮箱已被注册')
        # 验证邮箱是否属于允许的域名
        if not email.data.endswith('@sq0715.com'):
            pass  # 可以在这里添加邮箱域名限制逻辑
 class RegistrationForm(FlaskForm):
    email = StringField('Email', validators=[DataRequired(), Email()])
    verification_code = StringField('验证码', validators=[DataRequired(), Length(min=6, max=6)])
    username = StringField('用户名', validators=[DataRequired()])
    password = PasswordField('密码', validators=[
        DataRequired(),
        Length(min=8, message='密码至少需要8个字符')
    ])
    password2 = PasswordField('确认密码', validators=[
        DataRequired(),
        EqualTo('password', message='两次输入的密码必须匹配')
    ])
    submit = SubmitField('注册')
    def validate_email(self, email):
        user = User.query.filter_by(email=email.data).first()
        if user is not None:
            raise ValidationError('该邮箱已被注册')
    def validate_verification_code(self, verification_code):
        from app.utils.email import verify_code
        if not verify_code(self.email.data, verification_code.data):
            raise ValidationError('验证码无效或已过期')
--- a/app/models.py
+++ b/app/models.py
@ -1,45 +0,0 @@
 from app import db, login_manager
 from flask_login import UserMixin
 from werkzeug.security import generate_password_hash, check_password_hash
 from datetime import datetime
 import uuid
 from datetime import datetime, timedelta
@login_manager.user_loader
 def load_user(user_id):
    return User.query.get(user_id)
 # 添加验证码模型
 class VerificationCode(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    email = db.Column(db.String(120), nullable=False)
    code = db.Column(db.String(10), nullable=False)
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    expires_at = db.Column(db.DateTime, default=lambda: datetime.utcnow() + timedelta(minutes=10))
    is_used = db.Column(db.Boolean, default=False)
    @property
    def is_expired(self):
        return datetime.utcnow() > self.expires_at
 class User(UserMixin, db.Model):
    id = db.Column(db.Integer, primary_key=True)
    email = db.Column(db.String(120), unique=True, nullable=False)
    username = db.Column(db.String(64), nullable=False)
    password_hash = db.Column(db.String(128))
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    last_login = db.Column(db.DateTime)
    is_active = db.Column(db.Boolean, default=True)
    language = db.Column(db.String(2), default='zh')
    theme = db.Column(db.String(10), default='light')
    reset_token = db.Column(db.String(36), unique=True)
    def set_password(self, password):
        self.password_hash = generate_password_hash(password)
    def check_password(self, password):
        return check_password_hash(self.password_hash, password)
    def generate_reset_token(self):
        self.reset_token = str(uuid.uuid4())
        return self.reset_token
--- a/app/routes.py
+++ b/app/routes.py
@ -1,290 +0,0 @@
 from flask import Blueprint, render_template, redirect, url_for, flash, request, session, jsonify
 from flask_login import login_user, logout_user, current_user, login_required
 from werkzeug.urls import url_parse
 from app import db
 from app.models import User
 from app.forms import LoginForm, RegistrationForm, ResetPasswordRequestForm, ResetPasswordForm
 from app.translations import get_text
 from datetime import datetime
 from app.utils.email import generate_verification_code, send_verification_email, save_verification_code
 from app.forms import EmailVerificationForm, RegistrationForm
 import re
 from flask import send_file
 from PIL import Image, ImageDraw
 import io
 from flask import current_app as app
 main_bp = Blueprint('main', __name__)
 auth_bp = Blueprint('auth', __name__)
 # 辅助函数
 def _get_translation(key):
    lang = session.get('language', 'zh')
    return get_text(key, lang)
 # 主页路由
@main_bp.route('/')
 def index():
    if not current_user.is_authenticated:
        return redirect(url_for('auth.login'))
    return render_template('main/index.html')
 # 切换语言
@main_bp.route('/language/<lang>')
 def set_language(lang):
    # 确保只接受有效的语言
    if lang in ['zh', 'en']:
        session['language'] = lang
        if current_user.is_authenticated:
            current_user.language = lang
            db.session.commit()
    # 确保重定向回正确的页面
    next_page = request.args.get('next') or request.referrer or url_for('main.index')
    return redirect(next_page)
 # 切换主题
@main_bp.route('/theme/<theme>')
 def set_theme(theme):
    if theme not in ['light', 'dark']:
        theme = 'light'
    session['theme'] = theme
    if current_user.is_authenticated:
        current_user.theme = theme
        db.session.commit()
    next_page = request.args.get('next') or request.referrer or url_for('main.index')
    return redirect(next_page)
 # 认证路由
@auth_bp.route('/login', methods=['GET', 'POST'])
 def login():
    if current_user.is_authenticated:
        return redirect(url_for('main.index'))
    form = LoginForm()
    if form.validate_on_submit():
        user = User.query.filter_by(email=form.email.data).first()
        if user is None or not user.check_password(form.password.data):
            flash(_get_translation('invalid_credentials'))
            return redirect(url_for('auth.login'))
        login_user(user, remember=form.remember_me.data)
        # 更新最后登录时间
        user.last_login = datetime.utcnow()
        db.session.commit()
        # 同步用户的语言和主题设置
        session['language'] = user.language
        session['theme'] = user.theme
        flash(_get_translation('login_success'))
        next_page = request.args.get('next')
        if not next_page or url_parse(next_page).netloc != '':
            next_page = url_for('main.index')
        return redirect(next_page)
    # 添加对模板的函数
    def _(key):
        return _get_translation(key)
    return render_template('auth/login.html', form=form, _=_, hide_language_switch=True, hide_theme_switch=True)
@auth_bp.route('/register', methods=['GET', 'POST'])
 def register():
    if current_user.is_authenticated:
        return redirect(url_for('main.index'))
    email_form = EmailVerificationForm()
    registration_form = RegistrationForm()
    # 处理发送验证码请求
    if 'send_code' in request.form and email_form.validate_on_submit():
        email = email_form.email.data
        code = generate_verification_code()
        # 保存验证码
        save_verification_code(email, code)
        # 发送验证码邮件
        if send_verification_email(email, code):
            flash(_get_translation('verification_code_sent'))
            # 将邮箱保存到表单，用于下一步注册
            return render_template(
                'auth/register.html',
                email_form=email_form,
                registration_form=registration_form,
                email_verified=True,
                verified_email=email
            )
        else:
            flash(_get_translation('email_send_failed'))
    # 处理注册表单提交
    if 'register' in request.form and registration_form.validate_on_submit():
        user = User(
            email=registration_form.email.data,
            username=registration_form.username.data,
            language=session.get('language', 'zh'),
            theme=session.get('theme', 'light')
        )
        user.set_password(registration_form.password.data)
        db.session.add(user)
        db.session.commit()
        flash(_get_translation('account_created'))
        return redirect(url_for('auth.login'))
    # 检查是否有保存的已验证邮箱
    email_verified = False
    verified_email = request.args.get('email', '')
    if verified_email:
        email_verified = True
        registration_form.email.data = verified_email
    # 添加对模板的函数
    def _(key):
        return _get_translation(key)
    return render_template(
        'auth/register.html',
        email_form=email_form,
        registration_form=registration_form,
        email_verified=email_verified,
        verified_email=verified_email,
        _=_,
        hide_language_switch=True,
        hide_theme_switch=True
    )
@auth_bp.route('/send_verification_code', methods=['POST'])
 def send_verification_code():
    try:
        email = request.form.get('email')
        if not email or not re.match(r'[^@]+@[^@]+\.[^@]+', email):
            return jsonify({'success': False, 'message': _get_translation('invalid_email')})
        # 检查邮箱是否已被注册
        try:
            if User.query.filter_by(email=email).first():
                return jsonify({'success': False, 'message': _get_translation('email_already_registered')})
        except Exception as e:
            app.logger.error(f"数据库查询错误: {str(e)}")
            return jsonify({'success': False, 'message': _get_translation('server_error')})
        # 生成并保存验证码
        try:
            code = generate_verification_code()
            save_verification_code(email, code)
        except Exception as e:
            app.logger.error(f"验证码保存错误: {str(e)}")
            return jsonify({'success': False, 'message': _get_translation('server_error')})
        # 发送验证码邮件
        try:
            if send_verification_email(email, code):
                return jsonify({'success': True, 'message': _get_translation('verification_code_sent')})
            else:
                return jsonify({'success': False, 'message': _get_translation('email_send_failed')})
        except Exception as e:
            app.logger.error(f"邮件发送错误: {str(e)}")
            return jsonify({'success': False, 'message': _get_translation('email_send_failed')})
    except Exception as e:
        app.logger.error(f"验证码发送路由错误: {str(e)}")
        return jsonify({'success': False, 'message': _get_translation('server_error')})
@auth_bp.route('/reset_password_request', methods=['GET', 'POST'])
 def reset_password_request():
    if current_user.is_authenticated:
        return redirect(url_for('main.index'))
    form = ResetPasswordRequestForm()
    if form.validate_on_submit():
        user = User.query.filter_by(email=form.email.data).first()
        if user:
            token = user.generate_reset_token()
            db.session.commit()
            # 这里应该发送邮件，但目前只是模拟
            # 实际项目中需要集成邮件发送功能
            flash(_get_translation('password_reset_sent'))
            # 用于演示，实际项目中应该通过邮件发送这个链接
            reset_url = url_for('auth.reset_password', token=token, _external=True)
            print(f"Password reset URL: {reset_url}")
        return redirect(url_for('auth.login'))
    return render_template('auth/reset_password_request.html', form=form)
@auth_bp.route('/reset_password/<token>', methods=['GET', 'POST'])
 def reset_password(token):
    if current_user.is_authenticated:
        return redirect(url_for('main.index'))
    user = User.query.filter_by(reset_token=token).first()
    if not user:
        flash(_get_translation('invalid_reset_token'))
        return redirect(url_for('auth.login'))
    form = ResetPasswordForm()
    if form.validate_on_submit():
        user.set_password(form.password.data)
        user.reset_token = None
        db.session.commit()
        flash(_get_translation('password_reset_success'))
        return redirect(url_for('auth.login'))
    return render_template('auth/reset_password.html', form=form)
@auth_bp.route('/logout')
@login_required
 def logout():
    logout_user()
    return redirect(url_for('auth.login'))
@main_bp.route('/api/placeholder/<width>/<height>')
 def placeholder(width, height):
    """生成并返回指定尺寸的占位图像"""
    try:
        width = int(width)
        height = int(height)
    except ValueError:
        width = 100
        height = 100
    # 限制最大尺寸
    width = min(width, 1200)
    height = min(height, 1200)
    # 创建简单的占位图
    img = Image.new('RGB', (width, height), color=(220, 220, 220))
    d = ImageDraw.Draw(img)
    # 绘制边框
    d.rectangle([0, 0, width - 1, height - 1], outline=(200, 200, 200))
    # 绘制文本
    text = f"{width}x{height}"
    # 将图像转换为字节流
    img_byte_arr = io.BytesIO()
    img.save(img_byte_arr, format='PNG')
    img_byte_arr.seek(0)
    return send_file(img_byte_arr, mimetype='image/png')
--- a/app/translations.py
+++ b/app/translations.py
@ -1,125 +0,0 @@
 translations = {
    'en': {
        'login': 'Login',
        'register': 'Register',
        'forgot_password': 'Forgot Password?',
        'email': 'Email',
        'password': 'Password',
        'remember_me': 'Remember Me (7 days)',
        'sign_in': 'Sign In',
        'username': 'Username',
        'repeat_password': 'Repeat Password',
        'reset_password': 'Reset Password',
        'submit': 'Submit',
        'welcome': 'Welcome to Study Platform',
        'welcome_back': 'Welcome back, please log in to your account',
        'switch_language': 'Switch Language',
        'switch_theme': 'Switch Theme',
        'logout': 'Logout',
        'my_dashboard': 'My Dashboard',
        'network_drive': 'Network Drive',
        'email_system': 'Email System',
        'code_compiler': 'Code Compiler',
        'file_submission': 'File Submission',
        'video_platform': 'Video Platform',
        'blog_space': 'Blog Space',
        'ai_platform': 'AI Platform',
        'code_repository': 'Code Repository',
        'password_reset_sent': 'Check your email for password reset instructions',
        'invalid_reset_token': 'Invalid or expired token',
        'password_reset_success': 'Your password has been reset',
        'account_created': 'Account created successfully! You can now log in',
        'login_success': 'Login successful',
        'account_login': 'Account Login',
        'qr_login': 'QR Code Login',
        'email_placeholder': 'Please enter your email',
        'password_placeholder': 'Please enter your password',
        'other_login_methods': 'Other Login Methods',
        'wechat_login': 'WeChat Login',
        'qq_login': 'QQ Login',
        'scan_qr_code': 'Please scan the QR code to log in',
        'email_required': 'Email is required',
        'invalid_email': 'Invalid email format',
        'password_required': 'Password is required',
        'password_too_short': 'Password must be at least 8 characters',
        'no_account': 'Don\'t have an account?',
        'privacy_policy': 'Privacy Policy',
        'terms_of_service': 'Terms of Service',
        'verification_code': 'Verification Code',
        'send_verification_code': 'Send Verification Code',
        'verification_code_sent': 'Verification code has been sent to your email',
        'email_send_failed': 'Failed to send email, please try again later',
        'email_already_registered': 'This email is already registered',
        'resend_code': 'Resend Code',
        'email_verification': 'Email Verification',
        'next_step': 'Next Step',
        'back': 'Back',
        'account_info': 'Account Information',
        'registration_success': 'Registration Successful',
        'verification_code_invalid': 'Invalid verification code',
        'verification_code_expired': 'Verification code has expired'
    },
    'zh': {
        'verification_code': '验证码',
        'send_verification_code': '发送验证码',
        'verification_code_sent': '验证码已发送到您的邮箱',
        'email_send_failed': '邮件发送失败，请稍后重试',
        'email_already_registered': '该邮箱已被注册',
        'resend_code': '重新发送',
        'email_verification': '邮箱验证',
        'next_step': '下一步',
        'back': '返回',
        'account_info': '账号信息',
        'registration_success': '注册成功',
        'verification_code_invalid': '验证码无效',
        'verification_code_expired': '验证码已过期',
        'login': '登录',
        'register': '注册',
        'forgot_password': '忘记密码？',
        'email': '邮箱',
        'password': '密码',
        'remember_me': '记住我（7天内免登录）',
        'sign_in': '登录',
        'username': '用户名',
        'repeat_password': '确认密码',
        'reset_password': '重置密码',
        'submit': '提交',
        'welcome': '欢迎使用学习平台',
        'welcome_back': '欢迎回来，请登录您的账户',
        'switch_language': '切换语言',
        'switch_theme': '切换主题',
        'logout': '退出登录',
        'my_dashboard': '我的面板',
        'network_drive': '网盘系统',
        'email_system': '邮箱系统',
        'code_compiler': '在线代码编译',
        'file_submission': '文件提交系统',
        'video_platform': '在线视频网站',
        'blog_space': '博客空间',
        'ai_platform': 'AI 平台',
        'code_repository': '代码仓库',
        'password_reset_sent': '密码重置邮件已发送，请查收',
        'invalid_reset_token': '无效或已过期的令牌',
        'password_reset_success': '密码重置成功',
        'account_created': '账户创建成功！您现在可以登录',
        'login_success': '登录成功',
        'account_login': '账号密码登录',
        'qr_login': '扫码登录',
        'email_placeholder': '请输入邮箱地址',
        'password_placeholder': '请输入密码',
        'other_login_methods': '其他登录方式',
        'wechat_login': '微信登录',
        'qq_login': 'QQ登录',
        'scan_qr_code': '请扫描二维码登录',
        'email_required': '邮箱不能为空',
        'invalid_email': '邮箱格式不正确',
        'password_required': '密码不能为空',
        'password_too_short': '密码至少需要8个字符',
        'no_account': '还没有账号？',
        'privacy_policy': '隐私政策',
        'terms_of_service': '服务条款'
    }
 }
 def get_text(key, lang):
    return translations.get(lang, {}).get(key, key)
--- a/app/utils/init.py
+++ b/app/utils/init.py
--- a/app/utils/email.py
+++ b/app/utils/email.py
@ -1,117 +0,0 @@
 import smtplib
 import random
 import string
 from email.mime.text import MIMEText
 from email.mime.multipart import MIMEMultipart
 from flask import current_app, session
 from app import db
 from app.models import VerificationCode
 # 邮件配置
 EMAIL_CONFIG = {
    'host': 'mail.sq0715.com',
    'port': 587,
    'username': 'sumkim@sq0715.com',
    'password': 'sumkim0715',
    'from_email': 'sumkim@sq0715.com',
    'from_name': 'QINAI_OFFICIAL'
 }
 def generate_verification_code(length=6):
    """生成6位数字验证码"""
    return ''.join(random.choices(string.digits, k=length))
 def save_verification_code(email, code):
    """保存验证码到数据库"""
    # 删除之前的验证码
    VerificationCode.query.filter_by(email=email).delete()
    db.session.commit()
    # 创建新验证码记录
    verification = VerificationCode(email=email, code=code)
    db.session.add(verification)
    db.session.commit()
    return verification
 def verify_code(email, code):
    """验证验证码是否正确且在有效期内"""
    verification = VerificationCode.query.filter_by(
        email=email,
        code=code,
        is_used=False
    ).first()
    if not verification:
        return False
    # 验证成功后标记为已使用
    verification.is_used = True
    db.session.commit()
    return True
 def send_verification_email(to_email, code):
    """发送验证码邮件"""
    subject = "【高可用学习平台】您的注册验证码"
    # 创建邮件正文，支持HTML格式
    html_content = f"""
    <div style="font-family: Arial, sans-serif; max-width: 600px; margin: 0 auto; padding: 20px; border: 1px solid #eee; border-radius: 10px; background-color: #f9f9f9;">
        <h2 style="color: #4a89dc; text-align: center;">高可用学习平台 - 邮箱验证</h2>
        <p>您好，</p>
        <p>感谢您注册高可用学习平台。请使用以下验证码完成注册：</p>
        <div style="background-color: #4a89dc; color: white; font-size: 24px; font-weight: bold; text-align: center; padding: 15px; border-radius: 5px; letter-spacing: 5px; margin: 20px 0;">
            {code}
        </div>
        <p>验证码有效期为10分钟，请尽快完成注册。</p>
        <p>如果您没有进行注册操作，请忽略此邮件。</p>
        <p style="margin-top: 30px; padding-top: 10px; border-top: 1px solid #eee; font-size: 12px; color: #666;">
            此邮件由系统自动发送，请勿直接回复。
        </p>
    </div>
    """
    plain_text = f"""
    高可用学习平台 - 邮箱验证
    您好，
    感谢您注册高可用学习平台。请使用以下验证码完成注册：
    {code}
    验证码有效期为10分钟，请尽快完成注册。
    如果您没有进行注册操作，请忽略此邮件。
    此邮件由系统自动发送，请勿直接回复。
    """
    # 创建MIMEMultipart对象
    message = MIMEMultipart("alternative")
    message["Subject"] = subject
    message["From"] = f"{EMAIL_CONFIG['from_name']} <{EMAIL_CONFIG['from_email']}>"
    message["To"] = to_email
    # 添加文本和HTML版本
    message.attach(MIMEText(plain_text, "plain"))
    message.attach(MIMEText(html_content, "html"))
    try:
        # 连接到SMTP服务器
        server = smtplib.SMTP(EMAIL_CONFIG['host'], EMAIL_CONFIG['port'])
        server.starttls()  # 启用TLS加密
        server.login(EMAIL_CONFIG['username'], EMAIL_CONFIG['password'])
        # 发送邮件
        server.sendmail(EMAIL_CONFIG['from_email'], to_email, message.as_string())
        server.quit()
        return True
    except Exception as e:
        print(f"发送邮件失败: {str(e)}")
        return False
--- a/main.py
+++ b/main.py
@ -1,21 +0,0 @@
 from app import create_app, db
 from app.models import User
 import pymysql
 app = create_app()
@app.before_first_request
 def check_db_connection():
    try:
        # 使用SQLAlchemy检查连接
        db.session.execute("SELECT 1")
        app.logger.info("数据库连接成功")
    except Exception as e:
        app.logger.error(f"数据库连接错误: {str(e)}")
@app.shell_context_processor
 def make_shell_context():
    return {'db': db, 'User': User}
 if __name__ == '__main__':
    app.run(host='0.0.0.0', port=40911, debug=True)
--- a/requirements.txt
+++ b/requirements.txt
@ -1,16 +0,0 @@
 Flask==2.0.1
 Flask-Login==0.5.0
 Flask-WTF==0.15.1
 Flask-Migrate==3.1.0
 Flask-Babel==2.0.0
 PyMySQL==1.0.2
 email-validator==1.1.3
 python-dotenv==0.19.0
 Werkzeug==2.0.3
 sqlalchemy==1.4.46
 # 以下是添加的电子邮件相关库
 Flask-Mail==0.9.1
 # 如果需要异步发送邮件
 # celery==5.2.7
 pillow
 cryptography
--- a/static/css/dark.css
+++ b/static/css/dark.css
@ -1,72 +0,0 @@
 /* 暗色主题 */
 body.theme-dark {
    background-color: #212529;
    color: #f8f9fa;
 }
 body.theme-dark .auth-form {
    background-color: #343a40;
 }
 body.theme-dark .service-card {
    background-color: #343a40;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
 }
 body.theme-dark .dashboard-header {
    border-bottom-color: #495057;
 }
 body.theme-dark .language-switch a,
 body.theme-dark .theme-switch a {
    color: #6ea8fe;
 }
 body.theme-dark .language-switch a:hover,
 body.theme-dark .theme-switch a:hover {
    color: #9ec5fe;
 }
 body.theme-dark .auth-form a {
    color: #6ea8fe;
 }
 body.theme-dark .auth-form a:hover {
    color: #9ec5fe;
 }
 body.theme-dark .service-card p {
    color: #adb5bd;
 }
 body.theme-dark .alert-info {
    background-color: #032830;
    color: #6edff6;
    border-color: #055160;
 }
 body.theme-dark input.form-control,
 body.theme-dark input.form-check-input {
    background-color: #495057;
    border-color: #6c757d;
    color: #f8f9fa;
 }
 body.theme-dark input.form-control:focus {
    background-color: #495057;
    color: #f8f9fa;
 }
 body.theme-dark label {
    color: #f8f9fa;
 }
 body.theme-dark .btn-outline-danger {
    color: #ea868f;
    border-color: #ea868f;
 }
 body.theme-dark .btn-outline-danger:hover {
    background-color: #dc3545;
    color: #fff;
 }
--- a/static/css/light.css
+++ b/static/css/light.css
@ -1,52 +0,0 @@
 /* 亮色主题 */
 body.theme-light {
    background-color: #f8f9fa;
    color: #212529;
 }
 body.theme-light .auth-form {
    background-color: #ffffff;
 }
 body.theme-light .service-card {
    background-color: #ffffff;
 }
 body.theme-light .dashboard-header {
    border-bottom-color: #dee2e6;
 }
 body.theme-light .language-switch a,
 body.theme-light .theme-switch a {
    color: #0d6efd;
 }
 body.theme-light .language-switch a:hover,
 body.theme-light .theme-switch a:hover {
    color: #0a58ca;
 }
 body.theme-light .auth-form a {
    color: #0d6efd;
 }
 body.theme-light .auth-form a:hover {
    color: #0a58ca;
 }
 body.theme-light .alert-info {
    background-color: #cff4fc;
    color: #055160;
    border-color: #b6effb;
 }
 body.theme-light input.form-control,
 body.theme-light input.form-check-input {
    background-color: #fff;
    border-color: #ced4da;
    color: #212529;
 }
 body.theme-light label {
    color: #212529;
 }
--- a/static/css/login.css
+++ b/static/css/login.css
@ -1,578 +0,0 @@
 /* 登录页面专用样式 */
 body {
    background-color: var(--bg-color);
    background-image: url('https://source.unsplash.com/random/1920x1080/?technology');
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    padding: 0;
 }
 .overlay {
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
 }
 .theme-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 18px;
    width: 36px;
    height: 36px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
 }
 .theme-toggle:hover {
    transform: rotate(45deg);
 }
 .language-selector {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
 }
 .language-selector select {
    padding: 8px 15px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    color: white;
    font-size: 14px;
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
 }
 .language-selector select:hover {
    background-color: rgba(255, 255, 255, 0.3);
 }
 .language-selector select option {
    background-color: var(--card-bg);
    color: var(--text-color);
 }
 .main-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    padding: 20px;
 }
 .login-container {
    background-color: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    width: 450px;
    padding: 35px;
    position: relative;
    overflow: hidden;
    animation: fadeIn 0.5s ease;
 }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
 }
 .login-container::before {
    content: "";
    position: absolute;
    top: -50px;
    left: -50px;
    width: 100px;
    height: 100px;
    background-color: var(--primary-color);
    border-radius: 50%;
    opacity: 0.1;
 }
 .login-container::after {
    content: "";
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 100px;
    height: 100px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    opacity: 0.1;
 }
 .logo {
    text-align: center;
    margin-bottom: 25px;
    position: relative;
 }
 .logo img {
    width: 90px;
    height: 90px;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 5px;
    background-color: #fff;
    transition: transform 0.3s ease;
 }
 .logo img:hover {
    transform: scale(1.05);
 }
 h1 {
    text-align: center;
    color: var(--text-color);
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 28px;
 }
 .subtitle {
    text-align: center;
    color: var(--light-text);
    margin-bottom: 30px;
    font-size: 14px;
 }
 .tab-container {
    display: flex;
    margin-bottom: 25px;
 }
 .tab {
    flex: 1;
    text-align: center;
    padding: 12px 0;
    cursor: pointer;
    border-bottom: 2px solid var(--border-color);
    transition: all 0.3s ease;
    font-weight: 500;
 }
 .tab.active {
    border-bottom: 2px solid var(--primary-color);
    color: var(--primary-color);
 }
 .form-group {
    margin-bottom: 22px;
    position: relative;
 }
 .form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
    font-size: 14px;
 }
 .input-with-icon {
    position: relative;
 }
 .input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--light-text);
 }
 .form-control {
    width: 100%;
    height: 48px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0 15px 0 45px;
    font-size: 15px;
    transition: all 0.3s ease;
    background-color: var(--card-bg);
    color: var(--text-color);
 }
 .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 137, 220, 0.2);
    outline: none;
 }
 .password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--light-text);
 }
 .validation-message {
    margin-top: 6px;
    font-size: 12px;
    color: var(--error-color);
    display: none;
 }
 .validation-message.show {
    display: block;
    animation: shake 0.5s ease;
 }
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
 }
 .remember-forgot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
 }
 .remember-me {
    display: flex;
    align-items: center;
 }
 .custom-checkbox {
    position: relative;
    padding-left: 30px;
    cursor: pointer;
    font-size: 14px;
    user-select: none;
    color: var(--light-text);
 }
 .custom-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
 }
 .checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 18px;
    width: 18px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    transition: all 0.2s ease;
 }
 .custom-checkbox:hover input ~ .checkmark {
    border-color: var(--primary-color);
 }
 .custom-checkbox input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
 }
 .checkmark:after {
    content: "";
    position: absolute;
    display: none;
 }
 .custom-checkbox input:checked ~ .checkmark:after {
    display: block;
 }
 .custom-checkbox .checkmark:after {
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
 }
 .forgot-password a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
 }
 .forgot-password a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
 }
 .btn-login {
    width: 100%;
    height: 48px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
 }
 .btn-login:hover {
    background-color: var(--primary-hover);
 }
 .btn-login:active {
    transform: scale(0.98);
 }
 .btn-login .loading {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: spin 1s linear infinite;
 }
@keyframes spin {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
 }
 .btn-login.loading-state {
    color: transparent;
 }
 .btn-login.loading-state .loading {
    display: block;
 }
 .divider {
    display: flex;
    align-items: center;
    margin: 30px 0;
 }
 .divider::before,
 .divider::after {
    content: "";
    flex: 1;
    border-bottom: 1px solid var(--border-color);
 }
 .divider span {
    padding: 0 15px;
    color: var(--light-text);
    font-size: 14px;
 }
 .social-login {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 25px;
 }
 .social-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(245, 245, 245, 0.1);
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
 }
 .social-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transition: left 0.7s ease;
 }
 .social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
 }
 .social-btn:hover::before {
    left: 100%;
 }
 .social-btn img {
    width: 25px;
    height: 25px;
 }
 .social-btn.wechat {
    background-color: rgba(9, 187, 7, 0.1);
    border-color: rgba(9, 187, 7, 0.3);
 }
 .social-btn.qq {
    background-color: rgba(18, 183, 245, 0.1);
    border-color: rgba(18, 183, 245, 0.3);
 }
 .signup {
    text-align: center;
    margin-top: 25px;
    font-size: 14px;
    color: var(--light-text);
 }
 .signup a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
 }
 .signup a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
 }
 .qr-code-login {
    text-align: center;
 }
 .qr-code {
    width: 180px;
    height: 180px;
    margin: 20px auto;
    padding: 10px;
    background-color: white;
    border-radius: 6px;
 }
 .qr-code img {
    width: 100%;
    height: 100%;
 }
 .qr-code-tip {
    font-size: 14px;
    color: var(--light-text);
    margin-bottom: 25px;
 }
 footer {
    text-align: center;
    padding: 20px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
 }
 footer a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
 }
 footer a:hover {
    text-decoration: underline;
 }
 /* 响应式设计 */
@media (max-width: 576px) {
    .login-container {
        width: 100%;
        padding: 25px;
        border-radius: 10px;
    }
    .theme-toggle,
    .language-selector {
        top: 10px;
    }
    .logo img {
        width: 70px;
        height: 70px;
    }
    h1 {
        font-size: 22px;
    }
    .social-login {
        gap: 15px;
    }
    .social-btn {
        width: 45px;
        height: 45px;
    }
    .main-container {
        padding: 0;
    }
 }
 /* 暗色模式适配 */
 body.theme-dark .overlay {
    background-color: rgba(0, 0, 0, 0.6);
 }
 body.theme-dark .login-container {
    background-color: rgba(45, 45, 45, 0.9);
 }
 body.theme-dark .logo img {
    background-color: #333;
 }
 body.theme-dark .checkmark {
    background-color: #333;
 }
 body.theme-dark .form-control {
    background-color: rgba(60, 60, 60, 0.8);
    color: #ddd;
 }
 body.theme-dark .social-btn {
    background-color: rgba(50, 50, 50, 0.5);
 }
--- a/static/css/register.css
+++ b/static/css/register.css
@ -1,166 +0,0 @@
 /* 注册页面样式，继承登录页面样式 */
 .step-container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 25px;
    position: relative;
 }
 .step-container::before {
    content: "";
    position: absolute;
    top: 15px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--border-color);
    z-index: 1;
 }
 .step {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--bg-color);
    border: 2px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 600;
    color: var(--light-text);
    position: relative;
    z-index: 2;
 }
 .step.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
 }
 .step.completed {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: white;
 }
 .step-label {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: var(--light-text);
    width: 80px;
    text-align: center;
 }
 .verification-container {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
 }
 .verification-input {
    flex: 1;
 }
 .send-code-btn {
    white-space: nowrap;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 10px 15px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    height: 48px;
 }
 .send-code-btn:hover {
    background-color: var(--primary-hover);
 }
 .send-code-btn:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
 }
 .countdown {
    font-size: 12px;
    color: var(--light-text);
 }
 .registration-step {
    display: none;
 }
 .registration-step.active {
    display: block;
    animation: fadeIn 0.5s ease;
 }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
 }
 .form-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 25px;
 }
 .btn-back {
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
 }
 .btn-next {
    background-color: var(--primary-color);
    color: white;
 }
 .strength-meter {
    height: 4px;
    background-color: var(--border-color);
    margin-top: 10px;
    border-radius: 2px;
    overflow: hidden;
 }
 .strength-meter-fill {
    height: 100%;
    width: 0;
    transition: width 0.3s ease;
 }
 .strength-meter-fill.weak {
    width: 25%;
    background-color: #e74c3c;
 }
 .strength-meter-fill.medium {
    width: 50%;
    background-color: #f39c12;
 }
 .strength-meter-fill.strong {
    width: 75%;
    background-color: #3498db;
 }
 .strength-meter-fill.very-strong {
    width: 100%;
    background-color: #2ecc71;
 }
 .password-strength-text {
    font-size: 12px;
    color: var(--light-text);
    text-align: right;
    margin-top: 5px;
 }
--- a/static/css/style.css
+++ b/static/css/style.css
@ -1,154 +0,0 @@
 /* 基础样式 */
 body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
 }
 .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
 }
 /* 语言和主题切换 */
 .language-switch, .theme-switch {
    text-align: right;
    margin: 10px 0;
 }
 .language-switch a, .theme-switch a {
    text-decoration: none;
    margin-left: 10px;
 }
 /* 登录和注册表单 */
 .auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
 }
 .auth-form {
    width: 100%;
    max-width: 400px;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
 }
 .auth-form h2 {
    margin-bottom: 20px;
    text-align: center;
 }
 .error {
    color: #dc3545;
    font-size: 0.875rem;
    display: block;
    margin-top: 5px;
 }
 /* 仪表盘 */
 .dashboard-container {
    padding: 20px 0;
 }
 .dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
 }
 .user-info {
    display: flex;
    align-items: center;
    gap: 15px;
 }
 .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
 }
 .service-card {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.05);
    padding: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
 }
 .service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
 }
 .service-card h3 {
    margin-top: 0;
    margin-bottom: 10px;
 }
 .service-card p {
    margin-bottom: 15px;
    color: #666;
 }
 /* 响应式设计 */
@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .auth-form {
        padding: 20px;
    }
 }
 /* 通用样式 */
 .btn {
    cursor: pointer;
 }
 .flashes {
    margin-bottom: 20px;
 }
 /* 消息提示 */
 .alert {
    margin-bottom: 15px;
    padding: 12px 20px;
    border-radius: 4px;
 }
 /* 表单元素 */
 .form-control:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    border-color: #86b7fe;
 }
 /* 主页卡片特效 */
 .service-card .btn {
    width: 100%;
    margin-top: auto;
 }
 .service-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 200px;
 }
--- a/static/images/logo.png
+++ b/static/images/logo.png
--- a/static/js/main.js
+++ b/static/js/main.js
@ -1,78 +0,0 @@
 // 主要功能和交互
 document.addEventListener('DOMContentLoaded', function() {
    // 初始化提示框
    const toasts = document.querySelectorAll('.toast');
    if (toasts.length) {
        toasts.forEach(toast => {
            new bootstrap.Toast(toast).show();
        });
    }
    // 密码强度检查
    const passwordInputs = document.querySelectorAll('input[type="password"]');
    passwordInputs.forEach(input => {
        input.addEventListener('input', function() {
            checkPasswordStrength(this);
        });
    });
    // 主题切换效果
    const themeSwitch = document.querySelector('.theme-switch a');
    if (themeSwitch) {
        themeSwitch.addEventListener('click', function(e) {
            // 先进行动画效果，然后让链接正常跳转
            document.body.style.opacity = '0.5';
            setTimeout(() => {
                document.body.style.opacity = '1';
            }, 300);
        });
    }
    // 服务卡片hover效果增强
    const serviceCards = document.querySelectorAll('.service-card');
    serviceCards.forEach(card => {
        card.addEventListener('mouseenter', function() {
            this.style.transform = 'translateY(-10px)';
        });
        card.addEventListener('mouseleave', function() {
            this.style.transform = 'translateY(0)';
        });
    });
 });
 // 密码强度检查函数
 function checkPasswordStrength(input) {
    const password = input.value;
    let strength = 0;
    // 长度检查
    if (password.length >= 8) strength += 1;
    // 包含数字
    if (/\d/.test(password)) strength += 1;
    // 包含小写字母
    if (/[a-z]/.test(password)) strength += 1;
    // 包含大写字母
    if (/[A-Z]/.test(password)) strength += 1;
    // 包含特殊字符
    if (/[^A-Za-z0-9]/.test(password)) strength += 1;
    // 移除旧的强度指示器
    const oldIndicator = input.parentNode.querySelector('.password-strength');
    if (oldIndicator) oldIndicator.remove();
    // 如果密码长度大于0，显示强度指示器
    if (password.length > 0) {
        const strengthText = ['很弱', '弱', '中等', '强', '很强'][Math.min(strength, 4)];
        const strengthClass = ['very-weak', 'weak', 'medium', 'strong', 'very-strong'][Math.min(strength, 4)];
        const indicator = document.createElement('div');
        indicator.className = `password-strength ${strengthClass}`;
        indicator.textContent = `密码强度: ${strengthText}`;
        input.parentNode.appendChild(indicator);
    }
 }
--- a/templates/auth/login.html
+++ b/templates/auth/login.html
@ -1,223 +0,0 @@
 {% extends "base.html" %}
 {% block title %}{{ _('login') }} - 高可用学习平台{% endblock %}
 {% block extra_css %}
 <link rel="stylesheet" href="{{ url_for('static', filename='css/login.css') }}">
 {% endblock %}
 {% block content %}
 <div class="overlay"></div>
 <div class="theme-toggle" id="theme-toggle">
    {% if session.get('theme', 'light') == 'light' %}☀️{% else %}🌙{% endif %}
 </div>
 <div class="language-selector">
    <select id="language-select">
        <option value="zh" {% if session.get('language', 'zh') == 'zh' %}selected{% endif %}>简体中文</option>
        <option value="en" {% if session.get('language', 'zh') == 'en' %}selected{% endif %}>English</option>
    </select>
 </div>
 <div class="main-container">
    <div class="login-container">
        <div class="logo">
            <img src="{{ url_for('static', filename='images/logo.png') }}" alt="Logo" onerror="this.src='/api/placeholder/90/90'">
        </div>
        <h1>高可用学习平台</h1>
        <p class="subtitle">{{ _('welcome_back') }}</p>
        <div class="tab-container">
            <div class="tab active" id="account-tab">{{ _('account_login') }}</div>
            <div class="tab" id="qr-tab">{{ _('qr_login') }}</div>
        </div>
        <div id="account-login">
            <form id="login-form" method="post" action="{{ url_for('auth.login') }}">
                {{ form.hidden_tag() }}
                <div class="form-group">
                    <label for="email">{{ _('email') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">📧</span>
                        {{ form.email(class="form-control", placeholder=_('email_placeholder')) }}
                    </div>
                    {% for error in form.email.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="email-error"></div>
                </div>
                <div class="form-group">
                    <label for="password">{{ _('password') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">🔒</span>
                        {{ form.password(class="form-control", placeholder=_('password_placeholder')) }}
                        <span class="password-toggle" id="password-toggle">👁️</span>
                    </div>
                    {% for error in form.password.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="password-error"></div>
                </div>
                <div class="remember-forgot">
                    <label class="custom-checkbox">
                        {{ form.remember_me(type="checkbox") }}
                        <span class="checkmark"></span>
                        {{ _('remember_me') }}
                    </label>
                    <div class="forgot-password">
                        <a href="{{ url_for('auth.reset_password_request') }}">{{ _('forgot_password') }}</a>
                    </div>
                </div>
                <button type="submit" class="btn-login" id="login-button">
                    <span>{{ _('login') }}</span>
                    <span class="loading">⟳</span>
                </button>
            </form>
            <div class="divider">
                <span>{{ _('other_login_methods') }}</span>
            </div>
            <div class="social-login">
                <div class="social-btn wechat" title="{{ _('wechat_login') }}">
                    <img src="/api/placeholder/25/25" alt="WeChat">
                </div>
                <div class="social-btn qq" title="{{ _('qq_login') }}">
                    <img src="/api/placeholder/25/25" alt="QQ">
                </div>
            </div>
            <div class="signup">
                {{ _('no_account') }} <a href="{{ url_for('auth.register') }}">{{ _('register') }}</a>
            </div>
        </div>
        <div id="qr-code-login" style="display: none;">
            <div class="qr-code">
                <img src="/api/placeholder/180/180" alt="QR Code">
            </div>
            <p class="qr-code-tip">{{ _('scan_qr_code') }}</p>
        </div>
    </div>
 </div>
 <footer>
    <p>© 2025 顺钦毕业论文_高可用学习平台 | <a href="#">{{ _('privacy_policy') }}</a> | <a href="#">{{ _('terms_of_service') }}</a></p>
 </footer>
 {% endblock %}
 {% block extra_js %}
 <script>
    document.addEventListener('DOMContentLoaded', function() {
        // 主题切换
        const themeToggle = document.getElementById('theme-toggle');
        themeToggle.addEventListener('click', function() {
            const currentTheme = "{{ session.get('theme', 'light') }}";
            const newTheme = currentTheme === 'light' ? 'dark' : 'light';
            window.location.href = "{{ url_for('main.set_theme', theme='') }}" + newTheme;
        });
        // 语言选择器
        const languageSelect = document.getElementById('language-select');
        languageSelect.addEventListener('change', function() {
            window.location.href = "{{ url_for('main.set_language', lang='') }}" + this.value;
        });
        // 密码可见性切换
        const passwordInput = document.getElementById('password');
        const passwordToggle = document.getElementById('password-toggle');
        if (passwordToggle && passwordInput) {
            passwordToggle.addEventListener('click', function() {
                const type = passwordInput.getAttribute('type') === 'password' ? 'text' : 'password';
                passwordInput.setAttribute('type', type);
                passwordToggle.innerHTML = type === 'password' ? '👁️' : '👁️‍🗨️';
            });
        }
        // 账号/扫码登录切换
        const accountTab = document.getElementById('account-tab');
        const qrTab = document.getElementById('qr-tab');
        const accountLogin = document.getElementById('account-login');
        const qrCodeLogin = document.getElementById('qr-code-login');
        if (accountTab && qrTab && accountLogin && qrCodeLogin) {
            accountTab.addEventListener('click', function() {
                accountTab.classList.add('active');
                qrTab.classList.remove('active');
                accountLogin.style.display = 'block';
                qrCodeLogin.style.display = 'none';
            });
            qrTab.addEventListener('click', function() {
                qrTab.classList.add('active');
                accountTab.classList.remove('active');
                qrCodeLogin.style.display = 'block';
                accountLogin.style.display = 'none';
            });
        }
        // 表单验证
        const loginForm = document.getElementById('login-form');
        const emailInput = document.getElementById('email');
        const emailError = document.getElementById('email-error');
        const passwordError = document.getElementById('password-error');
        const loginButton = document.getElementById('login-button');
        if (loginForm && emailInput && passwordInput) {
            emailInput.addEventListener('input', validateEmail);
            passwordInput.addEventListener('input', validatePassword);
            loginForm.addEventListener('submit', function(e) {
                if (!validateEmail() || !validatePassword()) {
                    e.preventDefault();
                } else {
                    loginButton.classList.add('loading-state');
                }
            });
        }
        function validateEmail() {
            if (!emailInput || !emailError) return true;
            const value = emailInput.value.trim();
            if (value === '') {
                emailError.textContent = '{{ _("email_required") }}';
                emailError.classList.add('show');
                return false;
            } else if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(value)) {
                emailError.textContent = '{{ _("invalid_email") }}';
                emailError.classList.add('show');
                return false;
            } else {
                emailError.classList.remove('show');
                return true;
            }
        }
        function validatePassword() {
            if (!passwordInput || !passwordError) return true;
            const value = passwordInput.value;
            if (value === '') {
                passwordError.textContent = '{{ _("password_required") }}';
                passwordError.classList.add('show');
                return false;
            } else if (value.length < 8) {
                passwordError.textContent = '{{ _("password_too_short") }}';
                passwordError.classList.add('show');
                return false;
            } else {
                passwordError.classList.remove('show');
                return true;
            }
        }
    });
 </script>
 {% endblock %}
--- a/templates/auth/register.html
+++ b/templates/auth/register.html
@ -1,479 +0,0 @@
 {% extends "base.html" %}
 {% block title %}{{ _('register') }} - 高可用学习平台{% endblock %}
 {% block extra_css %}
 <link rel="stylesheet" href="{{ url_for('static', filename='css/login.css') }}">
 <link rel="stylesheet" href="{{ url_for('static', filename='css/register.css') }}">
 {% endblock %}
 {% block full_content %}
 <div class="overlay"></div>
 <div class="theme-toggle" id="theme-toggle">
    {% if session.get('theme', 'light') == 'light' %}☀️{% else %}🌙{% endif %}
 </div>
 <div class="language-selector">
    <select id="language-select">
        <option value="zh" {% if session.get('language', 'zh') == 'zh' %}selected{% endif %}>简体中文</option>
        <option value="en" {% if session.get('language', 'zh') == 'en' %}selected{% endif %}>English</option>
    </select>
 </div>
 <div class="main-container">
    <div class="login-container">
        <div class="logo">
            <img src="{{ url_for('static', filename='images/logo.png') }}" alt="Logo" onerror="this.src='/api/placeholder/90/90'">
        </div>
        <h1>高可用学习平台</h1>
        <p class="subtitle">{{ _('create_account') }}</p>
        <div class="step-container">
            <div class="step {% if not email_verified %}active{% else %}completed{% endif %}" id="step-1">1
                <div class="step-label">{{ _('email_verification') }}</div>
            </div>
            <div class="step {% if email_verified %}active{% endif %}" id="step-2">2
                <div class="step-label">{{ _('account_info') }}</div>
            </div>
            <div class="step" id="step-3">3
                <div class="step-label">{{ _('registration_success') }}</div>
            </div>
        </div>
        <div class="registration-step {% if not email_verified %}active{% endif %}" id="step-1-content">
            <form id="email-verification-form" method="post" action="{{ url_for('auth.register') }}">
                {{ email_form.hidden_tag() }}
                <input type="hidden" name="send_code" value="1">
                <div class="form-group">
                    <label for="email">{{ _('email') }}</label>
                    <div class="verification-container">
                        <div class="input-with-icon verification-input">
                            <span class="input-icon">📧</span>
                            {{ email_form.email(class="form-control", placeholder=_('email_placeholder'), id="verification-email") }}
                        </div>
                        <button type="submit" class="send-code-btn" id="send-code-btn">
                            {{ _('send_verification_code') }}
                        </button>
                    </div>
                    {% for error in email_form.email.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="email-error"></div>
                </div>
                <div class="form-buttons">
                    <a href="{{ url_for('auth.login') }}" class="btn btn-login btn-back">{{ _('back_to_login') }}</a>
                </div>
            </form>
        </div>
        <div class="registration-step {% if email_verified %}active{% endif %}" id="step-2-content">
            <form id="registration-form" method="post" action="{{ url_for('auth.register') }}">
                {{ registration_form.hidden_tag() }}
                <input type="hidden" name="register" value="1">
                <div class="form-group">
                    <label for="email">{{ _('email') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">📧</span>
                        {{ registration_form.email(class="form-control", readonly="readonly", value=verified_email) }}
                    </div>
                </div>
                <div class="form-group">
                    <label for="verification_code">{{ _('verification_code') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">🔑</span>
                        {{ registration_form.verification_code(class="form-control", placeholder=_('enter_verification_code')) }}
                    </div>
                    {% for error in registration_form.verification_code.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="code-error"></div>
                    <div class="countdown" id="resend-countdown"></div>
                    <button type="button" class="btn-link" id="resend-btn" style="display: none; background: none; border: none; color: var(--primary-color); padding: 0; margin-top: 5px; cursor: pointer; text-decoration: underline;">{{ _('resend_code') }}</button>
                </div>
                <div class="form-group">
                    <label for="username">{{ _('username') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">👤</span>
                        {{ registration_form.username(class="form-control", placeholder=_('enter_username')) }}
                    </div>
                    {% for error in registration_form.username.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="username-error"></div>
                </div>
                <div class="form-group">
                    <label for="password">{{ _('password') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">🔒</span>
                        {{ registration_form.password(class="form-control", placeholder=_('enter_password'), id="register-password") }}
                        <span class="password-toggle" id="password-toggle">👁️</span>
                    </div>
                    {% for error in registration_form.password.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="password-error"></div>
                    <div class="strength-meter">
                        <div class="strength-meter-fill" id="strength-meter-fill"></div>
                    </div>
                    <div class="password-strength-text" id="password-strength-text"></div>
                </div>
                <div class="form-group">
                    <label for="password2">{{ _('repeat_password') }}</label>
                    <div class="input-with-icon">
                        <span class="input-icon">🔒</span>
                        {{ registration_form.password2(class="form-control", placeholder=_('repeat_password_placeholder')) }}
                    </div>
                    {% for error in registration_form.password2.errors %}
                    <div class="validation-message show">{{ error }}</div>
                    {% endfor %}
                    <div class="validation-message" id="password2-error"></div>
                </div>
                <div class="form-buttons">
                    <button type="button" class="btn btn-login btn-back" id="back-to-step1">{{ _('back') }}</button>
                    <button type="submit" class="btn btn-login btn-next">{{ _('register') }}</button>
                </div>
            </form>
        </div>
    </div>
 </div>
 <footer>
    <p>© 2023 高可用学习平台 | <a href="#">{{ _('privacy_policy') }}</a> | <a href="#">{{ _('terms_of_service') }}</a></p>
 </footer>
 {% endblock %}
 {% block extra_js %}
 <script>
    document.addEventListener('DOMContentLoaded', function() {
        // 主题切换
        const themeToggle = document.getElementById('theme-toggle');
        themeToggle.addEventListener('click', function() {
            const currentTheme = "{{ session.get('theme', 'light') }}";
            const newTheme = currentTheme === 'light' ? 'dark' : 'light';
            window.location.href = "{{ url_for('main.set_theme', theme='') }}" + newTheme + "?next={{ request.path|urlencode }}";
        });
        // 语言选择器
        const languageSelect = document.getElementById('language-select');
        languageSelect.addEventListener('change', function() {
            window.location.href = "{{ url_for('main.set_language', lang='') }}" + this.value + "?next={{ request.path|urlencode }}";
        });
        // 密码可见性切换
        const passwordInput = document.getElementById('register-password');
        const passwordToggle = document.getElementById('password-toggle');
        if (passwordToggle && passwordInput) {
            passwordToggle.addEventListener('click', function() {
                const type = passwordInput.getAttribute('type') === 'password' ? 'text' : 'password';
                passwordInput.setAttribute('type', type);
                passwordToggle.innerHTML = type === 'password' ? '👁️' : '👁️‍🗨️';
            });
        }
        // 密码强度检测
        if (passwordInput) {
            const strengthMeter = document.getElementById('strength-meter-fill');
            const strengthText = document.getElementById('password-strength-text');
            passwordInput.addEventListener('input', function() {
                const password = this.value;
                const strength = checkPasswordStrength(password);
                // 更新强度指示器
                strengthMeter.className = 'strength-meter-fill';
                if (password.length === 0) {
                    strengthMeter.style.width = '0';
                    strengthText.textContent = '';
                } else if (strength < 2) {
                    strengthMeter.classList.add('weak');
                    strengthText.textContent = '{{ _("password_weak") }}';
                } else if (strength < 3) {
                    strengthMeter.classList.add('medium');
                    strengthText.textContent = '{{ _("password_medium") }}';
                } else if (strength < 4) {
                    strengthMeter.classList.add('strong');
                    strengthText.textContent = '{{ _("password_strong") }}';
                } else {
                    strengthMeter.classList.add('very-strong');
                    strengthText.textContent = '{{ _("password_very_strong") }}';
                }
            });
        }
        // 检查密码强度的函数
        function checkPasswordStrength(password) {
            let strength = 0;
            if (password.length >= 8) strength++;
            if (/[a-z]/.test(password)) strength++;
            if (/[A-Z]/.test(password)) strength++;
            if (/[0-9]/.test(password)) strength++;
            if (/[^a-zA-Z0-9]/.test(password)) strength++;
            return strength;
        }
        // 注册表单验证
        const registrationForm = document.getElementById('registration-form');
        const verificationCodeInput = document.getElementById('verification_code');
        const usernameInput = document.getElementById('username');
        const password2Input = document.getElementById('password2');
        const codeError = document.getElementById('code-error');
        const usernameError = document.getElementById('username-error');
        const password2Error = document.getElementById('password2-error');
        if (registrationForm) {
            registrationForm.addEventListener('submit', function(e) {
                let isValid = true;
                // 验证码验证
                if (verificationCodeInput.value.trim() === '') {
                    codeError.textContent = '{{ _("verification_code_required") }}';
                    codeError.classList.add('show');
                    isValid = false;
                } else if (verificationCodeInput.value.length !== 6) {
                    codeError.textContent = '{{ _("verification_code_invalid") }}';
                    codeError.classList.add('show');
                    isValid = false;
                } else {
                   codeError.classList.remove('show');
                }
                // 用户名验证
                if (usernameInput.value.trim() === '') {
                    usernameError.textContent = '{{ _("username_required") }}';
                    usernameError.classList.add('show');
                    isValid = false;
                } else {
                    usernameError.classList.remove('show');
                }
                // 密码匹配验证
                if (password2Input.value !== passwordInput.value) {
                    password2Error.textContent = '{{ _("passwords_not_match") }}';
                    password2Error.classList.add('show');
                    isValid = false;
                } else {
                    password2Error.classList.remove('show');
                }
                if (!isValid) {
                    e.preventDefault();
                }
            });
        }
        // 邮箱验证表单
        const emailVerificationForm = document.getElementById('email-verification-form');
        const emailInput = document.getElementById('verification-email');
        const emailError = document.getElementById('email-error');
        const sendCodeBtn = document.getElementById('send-code-btn');
        if (emailVerificationForm) {
            emailVerificationForm.addEventListener('submit', function(e) {
                if (emailInput.value.trim() === '') {
                    e.preventDefault();
                    emailError.textContent = '{{ _("email_required") }}';
                    emailError.classList.add('show');
                } else if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(emailInput.value.trim())) {
                    e.preventDefault();
                    emailError.textContent = '{{ _("invalid_email") }}';
                    emailError.classList.add('show');
                } else {
                    emailError.classList.remove('show');
                }
            });
            // 动态发送验证码
            sendCodeBtn.addEventListener('click', function(e) {
                if (emailInput.value.trim() === '' || !/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(emailInput.value.trim())) {
                    return; // 让表单自己处理验证
                }
                e.preventDefault();
                // 禁用按钮
                sendCodeBtn.disabled = true;
                sendCodeBtn.textContent = '{{ _("sending") }}...';
                // 发送Ajax请求
                const xhr = new XMLHttpRequest();
                xhr.open('POST', '{{ url_for("auth.send_verification_code") }}', true);
                xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
                xhr.onreadystatechange = function() {
                    if (xhr.readyState === 4) {
                        if (xhr.status === 200) {
                            try {
                                const response = JSON.parse(xhr.responseText);
                                if (response.success) {
                                    // 显示成功消息
                                    showNotification(response.message, 'success');
                                    // 存储邮箱地址
                                    const verifiedEmail = emailInput.value.trim();
                                    // 显示下一步
                                    document.getElementById('step-1').classList.remove('active');
                                    document.getElementById('step-1').classList.add('completed');
                                    document.getElementById('step-2').classList.add('active');
                                    document.getElementById('step-1-content').classList.remove('active');
                                    document.getElementById('step-2-content').classList.add('active');
                                    // 设置邮箱字段
                                    document.getElementById('email').value = verifiedEmail;
                                    // 启动倒计时
                                    startResendCountdown();
                                } else {
                                    // 显示错误消息
                                    showNotification(response.message, 'error');
                                    sendCodeBtn.disabled = false;
                                    sendCodeBtn.textContent = '{{ _("send_verification_code") }}';
                                }
                            } catch (e) {
                                showNotification('{{ _("server_error") }}', 'error');
                                sendCodeBtn.disabled = false;
                                sendCodeBtn.textContent = '{{ _("send_verification_code") }}';
                            }
                        } else {
                            showNotification('{{ _("server_error") }}', 'error');
                            sendCodeBtn.disabled = false;
                            sendCodeBtn.textContent = '{{ _("send_verification_code") }}';
                        }
                    }
                };
                xhr.send('email=' + encodeURIComponent(emailInput.value.trim()));
            });
        }
        // 返回按钮
        const backToStep1 = document.getElementById('back-to-step1');
        if (backToStep1) {
            backToStep1.addEventListener('click', function() {
                document.getElementById('step-1').classList.add('active');
                document.getElementById('step-1').classList.remove('completed');
                document.getElementById('step-2').classList.remove('active');
                document.getElementById('step-1-content').classList.add('active');
                document.getElementById('step-2-content').classList.remove('active');
            });
        }
        // 重发验证码
        const resendBtn = document.getElementById('resend-btn');
        const resendCountdown = document.getElementById('resend-countdown');
        if (resendBtn) {
            resendBtn.addEventListener('click', function() {
                // 禁用按钮
                resendBtn.style.display = 'none';
                // 发送Ajax请求
                const xhr = new XMLHttpRequest();
                xhr.open('POST', '{{ url_for("auth.send_verification_code") }}', true);
                xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
                xhr.onreadystatechange = function() {
                    if (xhr.readyState === 4 && xhr.status === 200) {
                        try {
                            const response = JSON.parse(xhr.responseText);
                            if (response.success) {
                                showNotification(response.message, 'success');
                                startResendCountdown();
                            } else {
                                showNotification(response.message, 'error');
                                resendBtn.style.display = 'block';
                            }
                        } catch (e) {
                            showNotification('{{ _("server_error") }}', 'error');
                            resendBtn.style.display = 'block';
                        }
                    } else if (xhr.readyState === 4) {
                        showNotification('{{ _("server_error") }}', 'error');
                        resendBtn.style.display = 'block';
                    }
                };
                xhr.send('email=' + encodeURIComponent(document.getElementById('email').value));
            });
        }
        // 验证码倒计时
        function startResendCountdown() {
            let seconds = 60;
            resendCountdown.textContent = `{{ _("resend_code_in") }} ${seconds} {{ _("seconds") }}`;
            resendCountdown.style.display = 'block';
            resendBtn.style.display = 'none';
            const interval = setInterval(function() {
                seconds--;
                resendCountdown.textContent = `{{ _("resend_code_in") }} ${seconds} {{ _("seconds") }}`;
                if (seconds <= 0) {
                    clearInterval(interval);
                    resendCountdown.style.display = 'none';
                    resendBtn.style.display = 'block';
                }
            }, 1000);
        }
        // 显示通知
        function showNotification(message, type) {
            // 检查是否已有通知
            let notification = document.querySelector('.notification');
            if (notification) {
                document.body.removeChild(notification);
            }
            // 创建新通知
            notification = document.createElement('div');
            notification.className = `notification ${type}`;
            const icon = type === 'success' ? '✓' : '✗';
            notification.innerHTML = `
                <div class="notification-icon">${icon}</div>
                <div class="notification-content">
                    <p>${message}</p>
                </div>
            `;
            document.body.appendChild(notification);
            // 显示通知
            setTimeout(() => {
                notification.classList.add('show');
            }, 10);
            // 自动隐藏
            setTimeout(() => {
                notification.classList.remove('show');
                setTimeout(() => {
                    try {
                        document.body.removeChild(notification);
                    } catch (e) {
                        // 忽略可能的错误
                    }
                }, 300);
            }, 3000);
        }
        // 如果是第二步，启动倒计时
        {% if email_verified %}
        startResendCountdown();
        {% endif %}
    });
 </script>
 {% endblock %}
--- a/templates/auth/reset_password.html
+++ b/templates/auth/reset_password.html
@ -1,34 +0,0 @@
 {% extends "base.html" %}
 {% block title %}{{ _('reset_password') }} - 高可用学习平台{% endblock %}
 {% block content %}
 <div class="auth-container">
    <div class="auth-form">
        <h2>{{ _('reset_password') }}</h2>
        <form method="post" action="{{ url_for('auth.reset_password', token=request.view_args['token']) }}">
            {{ form.hidden_tag() }}
            <div class="mb-3">
                {{ form.password.label(class="form-label") }}
                {{ form.password(class="form-control") }}
                {% for error in form.password.errors %}
                <span class="error">{{ error }}</span>
                {% endfor %}
            </div>
            <div class="mb-3">
                {{ form.password2.label(class="form-label") }}
                {{ form.password2(class="form-control") }}
                {% for error in form.password2.errors %}
                <span class="error">{{ error }}</span>
                {% endfor %}
            </div>
            <div class="d-flex justify-content-between align-items-center">
                {{ form.submit(class="btn btn-primary") }}
            </div>
        </form>
    </div>
 </div>
 {% endblock %}
--- a/templates/auth/reset_password_request.html
+++ b/templates/auth/reset_password_request.html
@ -1,27 +0,0 @@
 {% extends "base.html" %}
 {% block title %}{{ _('reset_password') }} - 高可用学习平台{% endblock %}
 {% block content %}
 <div class="auth-container">
    <div class="auth-form">
        <h2>{{ _('reset_password') }}</h2>
        <form method="post" action="{{ url_for('auth.reset_password_request') }}">
            {{ form.hidden_tag() }}
            <div class="mb-3">
                {{ form.email.label(class="form-label") }}
                {{ form.email(class="form-control") }}
                {% for error in form.email.errors %}
                <span class="error">{{ error }}</span>
                {% endfor %}
            </div>
            <div class="d-flex justify-content-between align-items-center">
                {{ form.submit(class="btn btn-primary") }}
                <a href="{{ url_for('auth.login') }}">{{ _('login') }}</a>
            </div>
        </form>
    </div>
 </div>
 {% endblock %}
--- a/templates/base.html
+++ b/templates/base.html
@ -1,83 +0,0 @@
 <!DOCTYPE html>
 <html lang="{{ session.get('language', 'zh') }}">
 <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>{% block title %}高可用学习平台{% endblock %}</title>
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css">
    <style>
        :root {
            --primary-color: #4a89dc;
            --primary-hover: #3b78c4;
            --secondary-color: #5cb85c;
            --text-color: #333;
            --light-text: #666;
            --bg-color: #f5f7fa;
            --card-bg: #ffffff;
            --border-color: #ddd;
            --error-color: #e74c3c;
            --success-color: #2ecc71;
        }
        body.theme-dark {
            --primary-color: #5a9aed;
            --primary-hover: #4a89dc;
            --secondary-color: #6bc76b;
            --text-color: #f1f1f1;
            --light-text: #aaa;
            --bg-color: #1a1a1a;
            --card-bg: #2c2c2c;
            --border-color: #444;
        }
    </style>
    <link rel="stylesheet" href="{{ url_for('static', filename='css/style.css') }}">
    {% if session.get('theme', 'light') == 'dark' %}
    <link rel="stylesheet" href="{{ url_for('static', filename='css/dark.css') }}" id="theme-css">
    {% else %}
    <link rel="stylesheet" href="{{ url_for('static', filename='css/light.css') }}" id="theme-css">
    {% endif %}
    {% block extra_css %}{% endblock %}
 </head>
 <body class="theme-{{ session.get('theme', 'light') }}">
    {% block full_content %}
    <div class="container">
        {% if not hide_language_switch|default(false) %}
        <div class="language-switch">
            <a href="{{ url_for('main.set_language', lang='zh', next=request.path) }}">中文</a> |
            <a href="{{ url_for('main.set_language', lang='en', next=request.path) }}">English</a>
        </div>
        {% endif %}
        {% if not hide_theme_switch|default(false) %}
        <div class="theme-switch">
            {% if session.get('theme', 'light') == 'light' %}
            <a href="{{ url_for('main.set_theme', theme='dark', next=request.path) }}">暗色模式</a>
            {% else %}
            <a href="{{ url_for('main.set_theme', theme='light', next=request.path) }}">亮色模式</a>
            {% endif %}
        </div>
        {% endif %}
        {% with messages = get_flashed_messages() %}
        {% if messages %}
        <div class="flashes">
            {% for message in messages %}
            <div class="alert alert-info">{{ message }}</div>
            {% endfor %}
        </div>
        {% endif %}
        {% endwith %}
        {% block content %}{% endblock %}
    </div>
    {% endblock %}
    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
    <script src="{{ url_for('static', filename='js/main.js') }}"></script>
    {% block extra_js %}{% endblock %}
 </body>
 </html>
--- a/templates/main/index.html
+++ b/templates/main/index.html
@ -1,65 +0,0 @@
 {% extends "base.html" %}
 {% block title %}{{ _('my_dashboard') }} - 高可用学习平台{% endblock %}
 {% block content %}
 <div class="dashboard-container">
    <header class="dashboard-header">
        <h1>{{ _('welcome') }}</h1>
        <div class="user-info">
            <span>{{ current_user.username }}</span>
            <a href="{{ url_for('auth.logout') }}" class="btn btn-sm btn-outline-danger">{{ _('logout') }}</a>
        </div>
    </header>
    <div class="services-grid">
        <div class="service-card">
            <h3>{{ _('network_drive') }}</h3>
            <p>安全存储和共享文件</p>
            <a href="https://pan.sq0715.com" class="btn btn-primary" target="_blank">访问网盘</a>
        </div>
        <div class="service-card">
            <h3>{{ _('email_system') }}</h3>
            <p>您的专属邮箱系统</p>
            <a href="https://mail.sq0715.com" class="btn btn-primary" target="_blank">访问邮箱</a>
        </div>
        <div class="service-card">
            <h3>{{ _('code_compiler') }}</h3>
            <p>在线编译和运行代码</p>
            <a href="#" class="btn btn-primary" target="_blank">访问编译器</a>
        </div>
        <div class="service-card">
            <h3>{{ _('file_submission') }}</h3>
            <p>提交和管理作业文件</p>
            <a href="#" class="btn btn-primary" target="_blank">访问提交系统</a>
        </div>
        <div class="service-card">
            <h3>{{ _('video_platform') }}</h3>
            <p>观看和分享视频内容</p>
            <a href="#" class="btn btn-primary" target="_blank">访问视频平台</a>
        </div>
        <div class="service-card">
            <h3>{{ _('blog_space') }}</h3>
            <p>发布和阅读博客文章</p>
            <a href="#" class="btn btn-primary" target="_blank">访问博客</a>
        </div>
        <div class="service-card">
            <h3>{{ _('ai_platform') }}</h3>
            <p>AI助手和工具</p>
            <a href="https://sqai.online" class="btn btn-primary" target="_blank">访问AI平台</a>
        </div>
        <div class="service-card">
            <h3>{{ _('code_repository') }}</h3>
            <p>代码版本控制</p>
            <a href="https://git.sq0715.com" class="btn btn-primary" target="_blank">访问代码仓库</a>
        </div>
    </div>
 </div>
 {% endblock %}