评论列表显示及排序,个人中心显示
显示所有评论
{% for foo in ques.comments %
{% for foo in comments %} <li class="list-group-item"> <span class="glyphicon glyphicon-heart-empty" aria-hidden="true"></span> <a href="#">{{ foo.author.username }}</a> <span class="badge">{{ foo.creat_time }}</span> <p>{{ foo.detail }}</p>
所有评论排序
uquestion = db.relationship('Question', backref=db.backref('comments', order_by=creat_time.desc))
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')) create_time = db.Column(db.DateTime,default=datetime.now) detail = db.Column(db.Text,nullable=False) question = db.relationship('Ques',backref = db.backref('comments',order_by=create_time.desc)) author = db.relationship('User',backref = db.backref('comments'))
显示评论条数
{{ ques.comments|length }}
<div class="row clearfix"> <h4>评论:{{ ques.comments|length }}</h4> </div>
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
{% extends 'navigation.html' %} {% block title %}个人中心{% endblock %} {% block main %} <div class="page-header"> <h3><span class="glyphicon glyphicon-user" aria-hidden="true"></span>{{ username }}<br> <small>全部问答<span class="badge"></span></small> </h3> <ul class="list-group" style="margin: 10px"> {% for foo in question %} <li class="list-group-item"> <span class="glyphicon glyphicon-heart-empty" aria-hidden="true"></span> <a href="#">{{ foo.author.username }}</a> <span class="badge">{{ foo.creat_time }}</span> <p>{{ foo.detail }}</p> </li> {% endfor %} </ul> </div> <div class="page-header"> <h3><span class="glyphicon glyphicon-user" aria-hidden="true"></span>{{ user }}<br> <small>全部评论<span class="badge"></span></small> </h3> <ul class="list-group" style="margin: 10px"> {% for foo in comments %} <li class="list-group-item"> <span class="glyphicon glyphicon-heart-empty" aria-hidden="true"></span> <a href="#">{{ foo.author.username }}</a> <span class="badge">{{ foo.creat_time }}</span> <p>{{ foo.detail }}</p> </li> {% endfor %} </ul> </div> <div class="page-header"> <h3><span class="glyphicon glyphicon-user" aria-hidden="true"></span>{{ user }}<br> <small>个人信息<span class="badge"></span></small> </h3> <ul style="padding-left: 0px;margin-bottom: 0px;"> <li class="list-group-item" style="width: 900px">用户:{{ username }}</li> <li class="list-group-item" style="width: 900px">编号:</li> <li class="list-group-item" style="width: 900px">昵称:</li> </ul> </div> {% endblock %}
@app.route('/usercenter/<user_id>') @loginFirst def usercenter(user_id): user = User.query.filter(User.id == user_id).first() context = { 'username':user.username, 'questions':user.questions, 'comments':user.comments } return render_template('usercenter.html',**context)