<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>{% block title %}{% endblock %}base</title>
<link rel="stylesheet" type="text/css" href="../static/css/shouye.css" type="text/css">
<script src="../static/js/shouye.js"></script>
<manhua target="_blank"/>
</head>
{% block head %}{% endblock %}
<body id="myBody">
<nav>
<img src="http://news.u17i.com/images/header_bg/header_bg_1508753122_9zUfjgQKJw7A.jpg"><br>
<a href="http://127.0.0.1:5000/manhua">首页</a>
<a href="">下载</a>
<input type="text"name="search">
<button type="submit">搜索</button>
{% if name %}
<a href="#"><h2>{{ name }}</h2></a>
<a href="{{ url_for('logout') }}"><h2>注销</h2></a>
{% else %}
<a href="{{ url_for('login') }}"><h2>登陆</h2></a>
<a href="{{ url_for('register') }}"><h2>注册</h2></a>
{% endif %}
<img id="on_off" onclick="mySwitch()" src="../static/images/on.jpg" width="80px">
</nav>
{% block main %}
{% endblock %}
</body>
</html>
from flask import Flask,request,render_template,redirect,url_for,session
from flask_sqlalchemy import SQLAlchemy
import config
from functools import wraps
from datetime import datetime
app = Flask(__name__)
app.config.from_object(config)
db=SQLAlchemy(app)
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(20), nullable=False)
nickname = db.Column(db.String(50))
#db.create_all()
#增加数据
#user=User(username = 'shanshan1',password = '111111')
#db.session.add(user)
#db.session.commit()
#查询数据
#user=User.query.filter(user.username == 'shanshan1').first()
#print(user.id,user.username,user.password)
#修改数据
#user=User.query.filter(user.username == 'shanshan3').first()
#user.password = '0000'
#db.session.commit()
#删除数据
#user=User.query.filter(user.username == 'shanshan3').first()
#db.session.delete(user)
#db.session.commit()
@app.route('/')
def index():
return render_template('shouye.html')
@app.route( '/manhua')
def manhua():
return render_template('manhua.html')
@app.route('/login',methods=['GET','POST'])
def login():
if request.method =='GET':
return render_template('denglu.html')
else:
name = request.form.get('name')
passw = request.form.get('password')
user = User.query.filter(User.username == name).first()
if user:
if user.password==passw:
session['user']=name
return redirect(url_for('manhua'))
else:
return "密码错误！"
else:
return "用户名不存在！"
@app.context_processor
def mycontext():
usern=session.get('user')
if usern:
return {'name':usern}
else:
return {}
@app.route('/logout')
def logout():
session.clear()
return redirect(url_for('manhua'))
@app.route("/register",methods=['GET','POST'])
def register():
if request.method == 'GET':
return render_template("zhuce.html")
else:
name = request.form.get('name')
passw = request.form.get('password')
user = User.query.filter(User.username == name).first()
if user:
return "用户名已存在！"
else:
user = User(username=name, password=passw)
db.session.add(user)
db.session.commit()
return render_template("denglu.html")
if __name__ == '__main__':
app.run(debug=True)
