代码

#encoding='utf-8'
#导入所需模块
import os
import random
from flask import Flask, render_template, redirect, url_for, flash, abort, session, request, jsonify, send_from_directory
from flask_wtf import FlaskForm
from wtforms import StringField, SubmitField, PasswordField, ValidationError, RadioField
from wtforms.validators import Email, DataRequired, Length, EqualTo
from flask_bootstrap import Bootstrap
from flask_sqlalchemy import SQLAlchemy
from flask_mail import Mail, Message
from threading import Thread
from flask_script import Manager
from flask_migrate import Migrate, MigrateCommand#创建应用实例
app = Flask(__name__)#配置表单密令
SECRET_KEY='\xfe{\xa9\n\x1b0\x16\xcfF\xb103\x9d)\xdf\xfd\xab\xd8\x9b\xbf\xf2\xf5\xb0\x86'#数据库配置
basedir = os.path.abspath(os.path.dirname(__file__)) #文件夹路径
# sqlite得路径
SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'data.sqlite') #数据库URI
# 暂时不懂
SQLALCHEMY_COMMIT_ON_TEARDOWN = True   #更改自动提交
SQLALCHEMY_TRACK_MODIFICATIONS = True#？？？？
#邮件配置
MAIL_SERVER = 'smtp.qq.com'  #邮件服务器
MAIL_PORT = 465    #端口
MAIL_USE_SSL = True
MAIL_USERNAME = '1312533774@qq.com' #邮箱账号
MAIL_PASSWORD = 'your_password'  #邮箱密码#应用配置——模块名
app.config.from_object(__name__)#实例化所需模块-app:Flask(__name__)
bootstrap = Bootstrap(app)
db = SQLAlchemy(app)
mail = Mail(app)
manager = Manager(app)
migrate = Migrate(app, db)
manager.add_command('db', MigrateCommand)#异步发送邮件
def send_async_mail(app, msg):with app.app_context():mail.send(msg)
# 发送邮件
def send_mail(to, sub, link):msg = Message('Flasky邮件来啦', sender=('Flasy', '1312533774@qq.com'), recipients=[to])msg.body = sub + linkmsg.html = '<h1>' + sub + '</h1><a href=' + link + '>' + link + '</a>'thr = Thread(target=send_async_mail, args=[app, msg])thr.start()return thr#管理员表单模型
class AdminForm(FlaskForm):#邮箱验证def account_check(self, field):if field.data != 'huster1446@admin.com':raise ValidationError('你可能是假的管理员')#密码验证def password_check(self, field):if field.data != 'huster1446':raise ValidationError('你可能是假的管理员')email = StringField("管理员邮箱", validators=[DataRequired(message='邮箱是空的请加油'), Email(message=u'不是邮箱'), account_check])password = PasswordField("管理员密码", validators=[DataRequired(message='密码忘了哦'), password_check])login = SubmitField("有请最牛逼的管理员登录")#管理员增加用户表单模型
class AdminAddForm(FlaskForm):#检测邮箱唯一性def email_unique(self, field):if User.query.filter_by(email=field.data).first():raise ValidationError('邮箱存在')name = StringField('用户名', validators=[DataRequired()])email = StringField('用户邮箱', validators=[DataRequired(), email_unique])password = StringField('用户密码', validators=[DataRequired()])role = RadioField('身份', choices=[('学生', '学生'), ('教师', '教师')], default='学生')add = SubmitField("增加用户")#用户登录表单模型
class LoginForm(FlaskForm):#验证用户是否存在def email_exist(self, field):if not User.query.filter_by(email=field.data).first():raise ValidationError('这邮箱不能用啊')email = StringField("邮箱", validators=[DataRequired(message='邮箱是空的请加油'), Email(message=u'你这是邮箱吗?'), email_exist])password = PasswordField("密码", validators=[DataRequired(message='密码都没有咋登录')])login = SubmitField("登录")#用户注册表单模型
class SignupForm(FlaskForm):def email_unique(self, field):if User.query.filter_by(email=field.data).first():raise ValidationError('为啥用人家的邮箱?')#检测密码中是否有空格def password_noblank(self, field):for s in field.data:if s == ' ':raise ValidationError('不要搞事情!')name = StringField('姓名', validators=[DataRequired(message='必填')])email = StringField("邮箱", validators=[DataRequired(message='连邮箱都没有?'), Email(message='神TM邮箱'), email_unique])password = PasswordField("密码", validators=[DataRequired(message='密码不设置的?'),Length(6, message='这么短?'), password_noblank])        confirm = PasswordField("确认密码", validators=[DataRequired(message='确认一下是好的'),EqualTo('password', "两次密码不一样!")])role = RadioField('身份', choices=[('学生', '学生'), ('教师', '教师')], default='教师')# ？？？？signup = SubmitField("注册")#找回密码表单模型
class ForgetForm(FlaskForm):def email_exist(self, field):if not User.query.filter_by(email=field.data).first():raise ValidationError('没有这个邮箱')def password_noblank(self, field):for s in field.data:if s == ' ':raise ValidationError('搞事情!')email = StringField("注册时邮箱", validators=[DataRequired(message='邮箱不能为空'), Email(message='这也叫邮箱?'), email_exist])password = PasswordField("密码", validators=[DataRequired(message='密码不能为空'),Length(6, message='密码搞这么短干嘛?'), password_noblank])       confirm = PasswordField("确认密码", validators=[DataRequired(message='密码不能为空'),EqualTo('password', "两次密码不一致")])getback = SubmitField("确认")    #教师新增学生表单模型
class AddForm(FlaskForm):#检测学号是否存在def student_exist(self, field):user = User.query.filter_by(id=session.get('user_id')).first()for student in user.students:if student.stu_id == field.data:raise ValidationError("该学号学生已存在")stu_id = StringField("学生学号", validators=[DataRequired(message="这能空?"), Length(6, 15, "有点短?有点长?"), student_exist])name = StringField("学生姓名", validators=[DataRequired(message="这能空?"), Length(-1, 10, "名字过长")])cls = StringField("专业班级", validators=[DataRequired(message="没有数据不好交差"), Length(-1, 15, "精简一下")])addr = StringField("所在寝室", validators=[DataRequired(message="没有数据不好交差"), Length(-1, 15, "字太多了")])phone = StringField("联系方式", validators=[DataRequired(message="没有数据不好交差")])add = SubmitField("添加吧皮卡丘!")#教师搜索学生表单模型
class SearchForm(FlaskForm):keyword = StringField("输入查询关键字", validators=[DataRequired(message="输入不能为空")])search = SubmitField("Find It!")#用户模型
class User(db.Model):__tablename__ = 'users'id = db.Column(db.Integer, primary_key=True)name = db.Column(db.String(64))email = db.Column(db.String(64), index=True, unique=True)password = db.Column(db.String(64))#身份role = db.Column(db.String(64), default='学生')#验证邮箱码active_code = db.Column(db.String(10))#激活状态active_state = db.Column(db.Boolean, default=False)#所管理的学生students = db.relationship('Student', backref='user', lazy='dynamic')#冻结状态frozen = db.Column(db.Boolean, default=False)#学生模型
class Student(db.Model):__tablename__ = 'students'id = db.Column(db.Integer, primary_key=True)stu_id = db.Column(db.String(64), index=True)name = db.Column(db.String(64))#班级cls = db.Column(db.String(64))#寝室addr = db.Column(db.String(64))phone = db.Column(db.String(64))#教师iduser_id = db.Column(db.Integer, db.ForeignKey('users.id'))#初始化数据库
db.create_all()#登录路由控制
@app.route('/', methods=['GET', 'POST'])
def login():form = LoginForm()if form.validate_on_submit():user = User.query.filter_by(email=form.email.data).first()#验证是否被冻结if user.frozen:flash("你的账户已被冻结")return redirect(url_for('login'))#验证是否激活邮箱'''if user.active_state == False:flash("请查收邮件以完成注册")return redirect(url_for('login'))'''#验证密码是否正确if user.password != form.password.data:flash("密码不正确")return redirect(url_for('login'))#记住登录状态session['user_id'] = user.id#根据身份重定向if user.role == '教师':return redirect('/u/' + str(user.id))if user.role == '学生':return redirect('/s/' + str(user.id))return render_template('form.html', form=form)#退出路由控制
@app.route('/logout')
def logout():#管理员退出if session.get('admin'):session['admin'] = None#普通用户退出elif session.get('user_id') is None:flash("未登录")return redirect(url_for('login'))flash("退出成功")session['user_id'] = Nonereturn redirect(url_for('login'))#注册路由控制
@app.route('/signup', methods=['GET', 'POST'])
def signup():form = SignupForm()if form.validate_on_submit():#生成随机码n = []for i in range(10):n.append(str(random.randint(0, 9)))active_code = ''.join(n)#实例化用户new_user = User(name=form.name.data, email=form.email.data, password=form.password.data,role=form.role.data, active_code=active_code)#新增用户db.session.add(new_user)#发送验证邮件user = User.query.filter_by(email=form.email.data).first()sub = "请点击下方链接继续完成注册："link = 'www.hustljh.cn/c/' + str(user.id) + '/' + active_codesend_mail(new_user.email, sub, link)flash("请查收邮件以继续完成注册")return redirect(url_for('login'))return render_template('form.html', form=form)#验证邮箱路由控制
@app.route('/c/<int:id>/<active_code>')
def check(id, active_code):user = User.query.filter_by(id=id).first()#验证随机码是否匹配if user is not None and user.active_code == active_code:user.active_state = Truedb.session.add(user)return render_template('success.html', action="注册")abort(400)#找回密码路由控制
@app.route('/forget', methods=['GET', 'POST'])
def forget():form = ForgetForm()if form.validate_on_submit():#发送找回密码邮件user = User.query.filter_by(email=form.email.data).first()sub = "请点击下方链接继续完成密码更改："link = 'www.hustljh.cn/f/' + str(user.id) + '/' + user.active_code + '/' + form.password.dataflash("请查收邮件以完成密码更改")send_mail(user.email, sub, link)return redirect(url_for('login'))return render_template("form.html", form=form)#找回密码邮箱验证路由控制
@app.route('/f/<int:id>/<active_code>/<password>')
def new_password(id, active_code, password):user = User.query.filter_by(id=id).first()if user is not None and user.active_code == active_code:#更改密码并存入数据库user.password = passworddb.session.add(user)return render_template('success.html', action="密码更改")abort(400)#教师主页路由控制
@app.route('/u/<int:id>')
def user(id):#验证是否已登录if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=id).first()#验证身份if user.role != '教师':abort(400);return render_template('user.html', user=user)#学生主页路由控制
@app.route('/s/<int:id>')
def student(id):if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=id).first()teachers = User.query.filter_by(role='教师').all()if user.role != '学生':abort(400);return render_template('student.html', user=user, teachers=teachers)#账户信息路由控制
@app.route('/u/<int:id>/account')
def account(id):if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=id).first()num = user.students.count()return render_template('account.html', user=user, num=num)#学生选择教师路由控制
@app.route('/s/<int:user_id>/<int:teacher_id>')
def detail(user_id, teacher_id):if session.get('user_id') is None or user_id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=user_id).first()if user.role != '学生':abort(400);teacher = User.query.filter_by(id=teacher_id).first()#为了更改id和role重新构建用户传递给跳转页面x_user = {}x_user['id'] = user_idx_user['role'] = '学生'x_user['name'] = teacher.namex_user['students'] = teacher.studentsreturn render_template('detail.html', user=x_user)#教师新增学生路由控制
@app.route('/u/<int:id>/add', methods=['GET', 'POST'])
def add(id):if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=id).first()if user.role != '教师':abort(400);form = AddForm()if form.validate_on_submit():#构建新学生并保存new_student = Student(stu_id=form.stu_id.data, name=form.name.data,cls=form.cls.data, addr=form.addr.data, phone=form.phone.data, user_id=id)db.session.add(new_student)flash("添加成功")return redirect('/u/' + str(id) + '/add') return render_template('form.html', form=form, user=user)#教师搜索学生路由控制
@app.route('/u/<int:id>/search', methods=['GET', 'POST'])
def search(id):if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))form = SearchForm()user = User.query.filter_by(id=id).first()if user.role != '教师':abort(400);hide = set() #不需显示的学生集合if form.validate_on_submit():for student in user.students:word = str(student.stu_id) + ' ' + student.name + ' ' + student.cls + ' ' + \student.addr + ' ' + student.phone#没有关键字则添加进hide集合if form.keyword.data not in word:hide.add(student)return render_template('form.html', form=form, search=True, user=user, hide=hide)#教师删除学生路由控制
@app.route('/u/<int:id>/delete', methods=['POST'])
def delete(id):if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=id).first()if user.role != '教师':abort(400);student = Student.query.filter_by(stu_id=request.form.get('stu_id'), user_id=id).first()if student:db.session.delete(student)return jsonify({'result': 'success'})#教师更改学生路由控制
@app.route('/u/<int:id>/change', methods=['POST'])
def change(id):if session.get('user_id') is None or id != session.get('user_id'):session['user_id'] = Noneflash("未登录")return redirect(url_for('login'))user = User.query.filter_by(id=id).first()if user.role != '教师':abort(400);#更改学生信息student = Student.query.filter_by(id=request.form.get('id')).first()student.stu_id = request.form.get('stu_id')student.name = request.form.get('name')student.cls = request.form.get('cls')student.addr = request.form.get('addr')student.phone = request.form.get('phone')db.session.add(student)return jsonify({'result': 'success'})#管理员登录路由控制
@app.route('/admin', methods=['GET', 'POST'])
def admin():form = AdminForm()if form.validate_on_submit():session['admin'] = Truereturn redirect('/admin/control')return render_template('form.html', form=form)#管理员控制台路由控制
@app.route('/admin/control', methods=['GET', 'POST'])
def control():if not session.get('admin'):abort(400)users = User.query.all()return render_template('control.html', users=users)#管理员新增用户路由控制
@app.route('/admin/add', methods=['GET', 'POST'])
def admin_add():if not session.get('admin'):abort(400)form = AdminAddForm()if form.validate_on_submit():#简化增加用户,自动生成随机码n = []for i in range(10):n.append(str(random.randint(0, 9)))active_code = ''.join(n)#自动构建通过验证的用户user = User(name=form.name.data, email=form.email.data, password=form.password.data,role=form.role.data, active_code=active_code, active_state=True)db.session.add(user)flash('增加成功')return redirect(url_for('admin_add'))return render_template('adminadd.html', form=form)#管理员删除用户路由控制
@app.route('/admin/delete', methods=['POST'])
def admin_delete():if session.get('admin'):user = User.query.filter_by(id=request.form.get('id')).first()if user:db.session.delete(user)return 'ok'abort(400)#管理员冻结用户路由控制
@app.route('/admin/frozen', methods=['POST'])
def admin_frozen():if session.get('admin'):user = User.query.filter_by(id=request.form.get('id')).first()if user:user.frozen = Truedb.session.add(user)return 'ok'abort(400)#管理员解冻用户路由控制
@app.route('/admin/normal', methods=['POST'])
def admin_normal():if session.get('admin'):user = User.query.filter_by(id=request.form.get('id')).first()user.frozen = Falsedb.session.add(user)return 'ok'abort(400)#错误页面路由控制
@app.errorhandler(404)
def page_not_found(e):return render_template('error.html', code='404'), 404@app.errorhandler(500)
def internal_server_error(e):return render_template('error.html', code='500'), 500@app.errorhandler(400)
def bad_request(e):return render_template('error.html', code='400'), 500#android登录路由控制
@app.route('/android/login', methods=['POST'])
def android_login():#根据账号邮箱找到用户email = request.form['account']password = request.form['password']user = User.query.filter_by(email=email).first()#比较密码和注册状态if user is not None and user.password == password and user.active_state == True:return 'ok'return 'error'#初始化Android本地数据库
@app.route('/android/init', methods=['POST'])
def return_students():email = request.form['account']user = User.query.filter_by(email=email).first()if user and user.students.count() != 0:students = []for student in user.students:students.append(student.name + ' ' + student.stu_id + ' ' + student.cls + ' ' +student.addr + ' ' + student.phone + ' ')return ''.join(students)return 'error'#Android删除学生
@app.route('/android/delete', methods=['POST'])
def delete_student():email = request.form['account']#找到用户user = User.query.filter_by(email=email).first()#找到要删除的学生student = Student.query.filter_by(stu_id=request.form['id'], user_id=user.id).first()if student:db.session.delete(student)return 'ok'return 'error'#Android修改或者新建学生
@app.route('/android/change', methods=['POST'])
def change_student():#要修改的学生学号或者为空说明是新建学生old_id = request.form['old_id']email = request.form['account']id = request.form['id']name = request.form['name']cls = request.form['cls']addr = request.form['addr']phone = request.form['phone']#找到用户user = User.query.filter_by(email=email).first()if old_id != '':#修改学生信息student = Student.query.filter_by(stu_id=old_id, user_id=user.id).first();if student:student.stu_id = idstudent.name = namestudent.cls = clsstudent.addr = addrstudent.phone = phonedb.session.add(student)return 'ok'return 'error'else:#新增学生#实例化学生new_student = Student(stu_id=id, name=name, cls=cls, addr=addr, phone=phone, user_id=user.id)db.session.add(new_student)return 'ok'return 'error'#android反馈活动处理
@app.route('/android/feedback', methods=['POST'])
def feedbakc():message = request.form['message']email = request.form['account']sub = "反馈信息来自:" + emailsend_mail('huster1446@gmail.com', sub, message)return 'ok'#文件下载路由控制
@app.route('/download/<path:filename>')
def download(filename):return send_from_directory('/usr/share/flasky', filename, as_attachment=True)#程序启动入口
if __name__ == '__main__':manager.run()

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