- 显示所有评论
{% for foo in ques.comments %} - 所有评论排序
uquestion = db.relationship(‘Question‘, backref=db.backref(‘comments‘, order_by=creat_time.desc)) - 显示评论条数
{{ ques.comments|length }} - 完成个人中心
1.个人中心的页面布局（html文件及相应的样式文件）
2.定义视图函数def usercenter(user_id):
3.向前端页面传递参数
4.页面显示相应数据
发布的全部问答
发布的全部评论
个人信息
5.各个页面链接到个人中心
{% extends‘base.html‘ %}
{% block title %}
首页
{% endblock %}
{% block head %}
<script src="{{url_for(‘static‘,filename=‘js/base.js‘) }}" type="text/javascript"></script>
<link href="{{ url_for(‘static‘ ,filename=‘css/base.css‘) }}" rel="stylesheet" type="text/css">
{% endblock %}
{% block main %}
{% for foo in question %}
<body id="myBody">
<div id="gufeng">
<a href="{{ url_for(‘usercenter‘,user_id = foo.author_id) }}">{{ foo.author.username }}评论({{ foo.comments|length }})</a>
<ul class="list" >
<li>用户名：{{ foo.author.username }}</li>
<a href="{{ url_for("detail",question_id=foo.id) }}">标题：{{ foo.title }}</a>
<li class="">问题:{{ foo.detail }}</li>
<li class="">时间:{{ foo.time }}</li>
</ul>
</div>
{% endfor %}
{% endblock %}
% extends "base.html" %} {% block title%}详细内容{% endblock %} {% block main %} <body bgcolor="#ffd700"> <div class="GuFeng"> <a href="{{ url_for(‘usercenter‘,user_id = foo.author.id) }}">{{ foo.author.username }}</a> { <form action="{{ url_for(‘/detail/<question_id>‘) }}" method="post">} <h2>标题:{{ ques.title }}</h2><br> <h3>用户名：{{ ques.author.username }}</h3><br> <h3> 发布时间：{{ ques.create_time }}</h3> <p>内容：{{ ques.detail }}</p> <hr> <textarea class=‘comment‘rows="10"id="detail"name="detail"></textarea> <br><input type="submit" value="发布"style="width:100px;height:50px;font-size:50px"> <input name="question_id" type="hidden" value="{{ ques.id }}"/> <p>评论：</p> <table border=5 style="background: gold"width="50"> <tr><td>评论内容</td></tr> <tr><td>评论内容</td> </tr> <tr><td>评论内容</td></tr> </tr> </table> </div> </body> {% endblock %}
{% extends‘base.html‘ %}
{% block title %}
个人中心
{% endblock %}
{% block head %}
<link rel="stylesheet" href="{{ url_for(‘static‘,filename=‘css/user.css‘)}}" type="text/css">
{% endblock %}
{% block main %}
<div class="all question">
<h2><a href="{{ url_for(‘usercenter‘,user_id=user.id) }}"> {{ user.username }}</a>全部问答</h2>
<ul class="wenda" style="width: auto">
{% for foo in user.question %}
<li class="wenti">
<a href="#">{{ foo.author.username }} </a>
<span>{{ foo.creat_time }}</span><br>
<a class="title" href="{{ url_for(‘detail‘,question_id=foo.id) }}">{{ foo.title }}</a><br>
<p>{{ foo.detail }}</p>
</li>
{% endfor %}
</ul>
</div>
<div class="all detail" >
<h2><a href="{{ url_for(‘usercenter‘,user_id=user.id) }}"> {{ user.username }}</a>全部评论</h2>
<ul class="pinglun" style="width: auto">
{% for foo in user.comments %}
<li class="comment">
<a href="#">{{ foo.author.username }} </a>
<span>{{ foo.creat_time }}</span><br>
<p>{{ foo.detail }}</p>
</li>
{% endfor %}
</ul>
</div>
<div class="usercenter">
<h2><a href="{{ url_for(‘usercenter‘,user_id=user.id) }}"> {{ user.username }}</a>个人中心</h2>
<ul class="yonghu" style="width: auto">
<li><p>用户：{{ user.username }}</p></li>
<li><p>编号：{{ user.id }}</p></li>
<li><p>昵称：{{ user.nickname}}</p></li>
<li><p>文章篇数：{{ user.question|length }}</p></li>
</ul>
</div>
{% endblock %}
@app.route(‘/usercenter/<user_id>‘) @loginFirst def usercenter(user_id): user=User.query.filter(User.id==user_id).first() context={ ‘user‘:user } return render_template(‘center.html‘,**context)