期末作品检查

class User(db.Model):
    __tablename__ = ‘User‘
    id = db.Column(db.Integer,primary_key=True,autoincrement=True)
    username = db.Column(db.String(20),nullable=False)
    _password = db.Column(db.String(200), nullable=False)#内部使用

class Question(db.Model):
    __tablename__ = ‘question‘
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    title = db.Column(db.String(100), nullable=False)
    detail = db.Column(db.Text,nullable=False)
    creat_time = db.Column(db.DateTime,default=datetime.now)
    author_id = db.Column(db.Integer,db.ForeignKey(User.id))
    author = db.relationship(‘User‘,backref=db.backref(‘questions‘))

class Comment(db.Model):
    __tablename__=‘comment‘
    id=db.Column(db.Integer,primary_key=True,autoincrement=True)
    author_id=db.Column(db.Integer,db.ForeignKey(‘User.id‘))
    question_id = db.Column(db.Integer, db.ForeignKey(‘question.id‘))
    detail=db.Column(db.Text,nullable=False)
    creat_time = db.Column(db.DateTime, default=datetime.now)
    question = db.relationship(‘Question‘, backref=db.backref(‘comments‘,order_by=creat_time.desc))
    author = db.relationship(‘User‘, backref=db.backref(‘comments‘))

db.create_all()

@app.route(‘/‘)#添加装饰器
def base():
    return render_template("base.html")

@app.context_processor
def mycontext():
    username=session.get(‘user‘)
    if username:
        return {‘username‘:username}
    else:
        return{}

@app.route(‘/logout‘)
def logout():
    session.clear()
    return redirect(url_for(‘base‘))

@app.route(‘/denglu/‘, methods=[‘GET‘, ‘POST‘])
def denglu():
    if request.method == ‘GET‘:
        return render_template("denglu.html")
    else:
        username = request.form.get(‘username‘)
        password = request.form.get(‘password‘)
        user = User.query.filter(User.username == username).first()
        if user:
            if user.check_password(password):
                session[‘user‘]=username
                session[‘userid‘]=user.id
                session.permanent = True
                return redirect(url_for(‘index‘))
            else:
                return ‘密码错误‘
        else:
            return ‘用户名不存在‘

@app.route(‘/zhuce/‘, methods=[‘GET‘, ‘POST‘])
def zhuce():
    if request.method == ‘GET‘:
        return render_template("zhuce.html")
    else:
        username = request.form.get(‘username‘)
        password = request.form.get(‘password‘)
        user = User.query.filter(User.username == username).first()
        if user:
            return ‘用户名已存在‘
        else:
            user = User(username=username, password=password)
            db.session.add(user)  # 数据库，添加操作
            db.session.commit()
            return redirect(url_for(‘denglu‘))

def log(func):
    @wraps(func)
    def wrapper(*args,**kwargs):
        if session.get(‘user‘):
            return func(*args,**kwargs)
        else:
            return redirect(url_for(‘denglu‘))
    return wrapper


@app.route(‘/question/‘,methods=[‘GET‘,‘POST‘])
@log
def question():
    if request.method == ‘GET‘:
        return render_template(‘question.html‘)
    else:
        title = request.form.get(‘title‘)
        detail = request.form.get(‘detail‘)
        author_id = User.query.filter(User.username == session.get(‘user‘)).first().id
        user = User.query.filter(User.username == session.get(‘user‘)).first()
        question=Question(title=title,detail=detail,author_id=author_id)
        question.author = user
        db.session.add(question)#保存到数据库
        db.session.commit()#提交
        return redirect(url_for(‘index‘))

@app.route(‘/index‘)
def index():
    context={
        ‘questions‘: Question.query.all(),
    }
    return render_template(‘index.html‘,**context)

@app.route(‘/detail/<question_id>‘)
@log
def detail(question_id):
    quest=Question.query.filter(Question.id==question_id).first()
    return render_template("detail.html",ques=quest)
    return question_id

@app.route(‘/comment/‘,methods=[‘GET‘,‘POST‘])
@log
def comment():
    if request.method == ‘GET‘:
        return render_template("detail.html")
    else:
        comment = request.form.get(‘new_comment‘)
        ques_id = request.form.get(‘question_id‘)
        author_id = User.query.filter(User.username == session.get(‘user‘)).first().id
        comm = Comment(author_id=author_id,question_id=ques_id,detail=comment)
        db.session.add(comm)  # 保存到数据库
        db.session.commit()  # 提交
        return redirect(url_for(‘detail‘,question_id =ques_id))

@app.route(‘/usercenter/<user_id>/<tag>‘)
@log
def usercenter(user_id,tag):
    user=User.query.filter(User.id==user_id).first()
    context={
        ‘username1‘:user.username,
        ‘questions‘:user.questions,
        ‘comments‘:user.comments,
        ‘id‘:user.id
    }
    if tag == ‘1‘:
        return render_template(‘usercenter.html‘, **context)
    elif tag == ‘2‘:
        return render_template(‘user1.html‘, **context)
    else:
        return render_template(‘user2.html‘,**context)

@app.route(‘/search/‘)
def search():
    qu=request.args.get(‘q‘)
    ques=Question.query.filter(
        or_(
            Question.title.contains(qu),
            Question.detail.contains(qu),
        )
    )
    return render_template(‘index.html‘,questions=ques)

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>{% block title %}
       {% endblock %}维尼乐园</title>

<link rel="stylesheet" type="text/css" href="{{ url_for(‘static‘,filename=‘css/20.css‘) }}">
<script src="{{ url_for(‘static‘,filename=‘js/on_off.js‘) }}"></script>
  </head>
{% block head %}
{% endblock %}

<body id="mybody" background="../static/images/background.jpg" style="width:100%;height: 100%;" >
<header class="navbar-wrapper">
    <div class="navbar navbar-black">
        <div class="container cl">
        <form action="{{ url_for(‘search‘) }}" method="get" style="text-align: center;float: right;">
            <input name="q" type="text" placeholder="搜索从这里开始..." style="width: 180px;padding-left:14px;height: 28px;border: 2px solid #7BA7AB;border-radius: 5px;outline: none;background: #F9F0DA;color: #9E9C9C;">
            <button type="submit"  style="width: 55px;height: 31px;border: none;background: #7BA7AB;border-radius: 0 5px 5px 0;cursor: pointer;">查找</button>
        </form>
            <nav class="nav navbar-nav nav-collapse" role="navigation" id="Hui-navbar">
                <ul class="cl">
                    <li><a class="logo navbar-logo f-l mr-10 hidden-xs" href="{{ url_for(‘index‘) }}" style="color: royalblue;text-decoration:none;">首页</a></li>
                    <li><span class="logo navbar-slogan f-l mr-10 hidden-xs">简单 &middot; 快乐 &middot; 维尼世界</span></li>
                {% if username %}
                    <li><a href="{{ url_for(‘usercenter‘,user_id=session.get(‘userid‘),tag=1) }}" style="color: royalblue;text-decoration:none;">{{ username }}</a></li>
                    <li><a href="{{ url_for(‘logout‘) }}"style="color: royalblue;text-decoration:none;">注销</a></li>
                {% else %}
                    <li><a href="{{ url_for(‘denglu‘)}}"style="color: royalblue;text-decoration:none;">登录</a></li>
                    <li><a href="{{ url_for(‘zhuce‘) }}"style="color: royalblue;text-decoration:none;">注册</a></li>
                {% endif %}
                    <li><a href="{{ url_for(‘question‘) }}"style="color: royalblue;text-decoration:none;">发布问答</a></li>
                </ul>
            </nav>
        </div>
{% block main %}
    <div class="container-fluid">
        <img src="../static/images/5.png" style="width: 620px;height: 500px;position:absolute;right:0px;top:50px;" >
        <img src="../static/images/3.png" style="width: 320px;height: 250px;position:absolute;left:0px;top:350px;" >
    </div>
    <footer class="footer mt-20" >
            <div class="weini" >
                <img src="../static/images/41.jpg" style="width: 100px;height: 100px;top: 100px;"  >
                <img src="../static/images/10.jpg" style="width: 100px;height: 100px;top: 100px;"  >
                <img src="../static/images/14.jpg" style="width: 100px;height: 100px;top: 100px;"  >
                <img src="../static/images/55.jpg" style="width: 100px;height: 100px;top: 100px;"  >
                <img src="../static/images/66.jpg" style="width: 100px;height: 100px;top: 100px;"  >
                <nav> <a href="https://book.douban.com/subject/10773252/" target="_blank">维尼的烦恼</a>
                    <span class="pipe"><img src="../static/images/111.png" style="width: 30px;height: 30px;" ></span> <a href="http://www.4399er.com/xzt/gszt/xxwnsqgs/" target="_blank">小猪的笑容</a>
                    <span class="pipe"><img src="../static/images/111.png" style="width: 30px;height: 30px;" ></span> <a href="http://dy.163.com/v2/article/detail/CCT2TF3R05298ID3.html" target="_blank">快乐的维尼</a>
                    <span class="pipe"><img src="../static/images/111.png" style="width: 30px;height: 30px;" ></span> <a href="http://www.iqiyi.com/a_19rrjul0zx.html" target="_blank">维尼的日常</a>
                    <span class="pipe"><img src="../static/images/111.png" style="width: 30px;height: 30px;" ></span> <a href="http://www.baike.com/wiki/%E7%BB%B4%E5%B0%BC%E7%86%8A" target="_blank">小猪的幼稚</a>
                </nav>
            </div>
        </footer>
    </div>
    </div>
    </header>
    </body>
    </html>
{% endblock %}

{% extends ‘base.html‘ %}
{% block title %}
注册
{% endblock %}
{% block head %}

<link rel="stylesheet" type="text/css" href="{{ url_for(‘static‘,filename=‘css/denglu.css‘) }}">
<script src="../static/js/zhuce.js"></script>
{% endblock %}
{% block main %}
<body>
<img src="../static/images/3.png" style="width: 320px;height: 250px;position:absolute;left:0px;top:350px;" >
<img src="../static/images/5.png" style="width: 620px;height: 500px;position:absolute;right:0px;top:250px;" >
 <div class="box">
    <div class="titulo">Regist</div>
     <form class="form" method="post" action="{{ url_for(‘zhuce‘) }}">
       <div class="input_box1"  >
          <input id="uname" name="username" type="text"  placeholder="请输入用户名" >
       </div>
       <div class="input_box2">
           <input id="upass" name="password" type="password"   placeholder="请输入密码">
       </div>
       <div class="input_box2">
          <input id="upass1" name="password" type="password"   placeholder="请确认密码" >
       </div>
       <div id="error_box"><br></div>
       <div class="input_box3" >
         <button onclick="return myLogin()"><img src="../static/images/call.png" style="width: 30px;height: 30px"></button>
       </div>
     </form>
 </div>
</body>
{% endblock %}

{% extends ‘base.html‘ %}
{% block title %}
    登录
{% endblock %}
{% block head %}

<link href="../static/css/denglu.css" rel="stylesheet" type="text/css">
  <script src="../static/js/zhuce.js"></script>
{% endblock %}
{% block main %}
<body>
<img src="../static/images/3.png" style="width: 320px;height: 250px;position:absolute;left:0px;top:350px;" >
<img src="../static/images/5.png" style="width: 620px;height: 500px;position:absolute;right:0px;top:250px;" >
 <div class="box">
    <div class="titulo">Login</div>
     <form action="{{ url_for(‘denglu‘) }}" method="post"></form>
     <form class="form" method="post" action="{{ url_for(‘denglu‘) }}">
       <div class="input_box1"  >
           <input id="uname" name="username" type="text"   placeholder="请输入用户名">
       </div>
       <div class="input_box2">
           <input id="upass" name="password" type="password"    placeholder="请输入密码">
       </div>
       <div id="error_box"><br></div>
       <div class="input_box3">
       <button onclick="return myLogin()"><img src="../static/images/call.png" style="width: 30px;height: 30px"></button>
       </div>
     </form>
 </div>
</body>
{% endblock %}

function myLogin() {
            var oUname = document.getElementById("uname");
            var oUpass = document.getElementById("upass");
            var oUpass1 = document.getElementById("upass1");
            var oError = document.getElementById("error_box");
            oError.innerHTML = "<br>"
            if (oUname.value.length < 2 || oUname.value.length > 12) {
                oError.innerHTML = "用户名必须大于2位或少于12位！";
                return false;
            }
            else if((oUname.value.charCodeAt(0)>=48)&&(oUname.value.charCodeAt(0)<=57)){
                oError.innerHTML="首字母不能是数字！";
                return false;
            }
            if (oUpass.value.length < 6 || oUpass.value.length > 12) {
                oError.innerHTML = "密码必须大于6位或少于12位！";
                isError=false;
                return isError;
            }
            else if (oUpass.value!=oUpass1.value){
                oError.innerHTML="两次密码不一样";
                isError=false;
                return isError;
            }
            return true;
            window.alert("注册成功！")
        }

{% extends ‘base.html‘ %}
{% block title %}
    首页
{% endblock %}
{% block head %}
    <link type="text/css" rel="stylesheet" href="{{ url_for(‘static‘,filename=‘css/index.css‘) }}">

{% endblock %}
{% block main %}

<body>
<img src="../static/images/3.png" style="width: 320px;height: 250px;position:absolute;left:0px;top:350px;" >
<img src="../static/images/9.png" width="520" height="400" style="position:absolute;left:950px;top:350px;">
       <ul class="list1" >
       <img src="../static/images/myself.jpg" width="60" height="60">
           {% for foo in questions %}
               <li class="list-group-item">
                  <span class="glyphicon glyphicon-leaf" aria-hidden="true"></span>
               {% if username %}
                   <li class="zero"><a href="{{ url_for(‘detail‘,question_id=foo.id) }}">{{ foo.title }}</a></li>
               {% endif %}
               <a class="#"></a>
                   <br>
               <span class="badge">{{ foo.creat_time }}</span>
               <li class="one" ><a href="{{ url_for(‘usercenter‘,user_id=foo.author_id,tag=1) }}">{{ foo.author.username }}</a></li>
               <li class="two"><p style="text-indent: 18px">{{ foo.detail }}</p></li>
               </li>
           {% endfor %}
       </ul>
</body>
{% endblock %}

{% extends ‘base.html‘ %}
{% block title %}
    问答
{% endblock %}
{% block head %}
     <meta charset="UTF-8">
    <link type="text/css" rel="stylesheet" href="../static/css/question.css">

{% endblock %}
{% block main %}
<body>
<img src="../static/images/3.png" style="width: 320px;height: 250px;position:absolute;left:0px;top:350px;" >
<img src="../static/images/8.png" style="position:absolute;right:150px;top:50px;;width: 400px;height: 300px;">
   <div class="label">
    <h1 style="color:lightseagreen",align="center">发布问答</h1>
       <form action="{{ url_for(‘question‘) }}" method="post">
        <div class="q" style="font-family: inherit">
            <label for="question">问题</label>
            <textarea name="title" textarea id="question" cols="50" rows="1"></textarea>
        </div>
        <div class="form-group">
            <label for="questionDetail">详情</label>
            <textarea name="detail" textarea class="form-control" id="questionDetail" cols="50" rows="5"></textarea>
        </div>
        <div class="input-area">
            <button type="submit" class="btn btn-default"><img src="../static/images/egg.png" style="width: 30px;height: 30px"></button>
        </div>
       </form>
   </div>
</body>
{% endblock %}

{% extends ‘base.html‘ %}
{% block title %}
    问答详情页
{% endblock %}
{% block head %}
    <link type="text/css" rel="stylesheet" href="../static/css/detail.css">
{% endblock %}
{% block main %}
<body>
<img src="../static/images/3.png" style="width: 320px;height: 250px;position:absolute;left:0px;top:350px;" >
<img src="../static/images/6.png" style="position:absolute;right:0px;top:400px;;width: 400px;height: 350px;">
<ul class="list">
    <div class="page-header">
        <h3><img src="../static/images/66.jpg" style="width: 60px;height: 60px;">{{ ques.title }}<br></h3>
        <a href="{{ url_for(‘usercenter‘,user_id=ques.author_id,tag=1) }}">{{ ques.author.username }}</a>
    </div>
        <p class="answer" style="text-indent: 18px">{{ ques.detail }}</p><hr>
        <form action="{{ url_for(‘comment‘) }}" method="post">
        <span class="badge">{{ ques.creat_time }}</span>
        <div>
            <textarea name="new_comment" class="form-control" rows="3" id="new-comment" placeholder="我也说一句..." style="width: 700px;"></textarea>
            <input name="question_id" type="hidden"   value="{{ ques.id }}" >
        </div>
        <button type="submit" class="btn btn-default">发送</button>
        </form><hr>
        <div class="pinglunqu">
        <h4>?评论：({{ ques.comments|length }})</h4><br>
        <ul class="list1">
            {% for ques in ques.comments %}
                <img style="width: 30px" src="{{ url_for(‘static‘,filename=‘../static/images/friends.jpg‘) }}" >
                <a href="{{ url_for(‘usercenter‘,user_id=ques.author_id,tag=1) }}">{{ ques.author.username }}</a>
                <span class="badge">{{ ques.creat_time }}</span><br>
                <p class="pinglun">评论:{{ ques.detail }}</p>
            {% endfor %}
        </ul>
        </div>
</ul>
</body>
{% endblock %}

{% extends ‘base.html‘ %}
{% block title %}
    个人中心-问答
{% endblock %}
{% block head %}
<link type="text/css" rel="stylesheet" href="{{ url_for(‘static‘,filename=‘css/usercenter.css‘) }}">
{% endblock %}
{% block main %}
<div class="page-header">
  <ul class="nav_ul">
      <li class="one"><a href="{{ url_for(‘usercenter‘,user_id=id,tag=‘1‘) }}">全部问答</a></li>
      <li class="one"><a href="{{ url_for(‘usercenter‘,user_id=id,tag=‘2‘) }}">全部评论</a></li>
      <li class="one"><a href="{{ url_for(‘usercenter‘,user_id=id,tag=‘3‘) }}">个人资料</a></li>
  </ul>
    {% block user %}{% endblock %}
         <div class="list-group" style="align-items: center">
             {% for foo in questions %}
                  <li class="list-group-item">
                      <span class="glyphicon glyphicon-heart-empty" aria-hidden="true"></span>
                      <a href="{{ url_for(‘usercenter‘,user_id=foo.author_id,tag=1)}}">{{ foo.author.username }}</a>
                      <span class="badge">{{ foo.creat_time }}</span>
                      <p style="text-indent: 18px">{{ foo.title }}</p>
                  </li>
             {% endfor %}
         </div>
</div>
{% endblock %}

{% extends ‘usercenter.html‘ %}
{% block head %}
     <link  href="{{ url_for(‘static‘,filename=‘css/usercenter.css‘) }}" rel="stylesheet" type="text/css" >
{% endblock %}
{% block user %}
    <div class="list">
        <ul class="list-group"style="margin:10px">
            {% for ques in questions %}
                <li class="list-group-item">
                    <span class="glyphicon glyphicon-heart-empty" aria-hidden="true"></span>
                    <a href="#">{{ ques.author.username }}</a>
                    <span class="badge">{{ ques.creat_time }}</span>
                    <p style="align-content: center">{{ ques.detail }}</p>
                </li>
            {% endfor %}
        </ul>
    </div>
{% endblock %}

{% extends ‘usercenter.html‘ %}
{% block head %}
     <link  href="{{ url_for(‘static‘,filename=‘css/usercenter.css‘) }}" rel="stylesheet" type="text/css" >
{% endblock %}
{% block user %}
         <ul class="list-group" style="align-items: center">
             　<li class="list-group-item">用户：{{ username1 }}</li>
               <li class="list-group-item">编号：{{ id }}</li>
               <li class="list-group-item">评论数：{{ comments|length }}</li>
               <li class="list-group-item">文章篇数：{{ questions|length }}</li>
         </ul>
{% endblock %}

from werkzeug.security import generate_password_hash,check_password_hash

@app.route(‘/search/‘)
def search():
    qu=request.args.get(‘q‘)
    ques=Question.query.filter(
        or_(
            Question.title.contains(qu),
            Question.detail.contains(qu),
        )
    )
    return render_template(‘index.html‘,questions=ques)

@property
    def password(self):#外部使用
        return self._password

    @password.setter
    def password(self,row_password):
        self._password = generate_password_hash(row_password)


    def check_password(self, row_password):  # 密码验证
        result = check_password_hash(self._password, row_password)
        return result

@app.route(‘/logout‘)
def logout():
    session.clear()
    return redirect(url_for(‘base‘))