python 实现任务管理清单
base.html:
{% extends "bootstrap/base.html" %}
{% block styles %}
{{ super() }}
{% endblock %}
{% block navbar %}
{% endblock %}
{% block content %}
{#定义属于自己的block#}
{% block newcontent %}
{% endblock %}
{% block footer %}
{% endblock %}
{% endblock %}
list.html:
{% extends 'base.html' %}
{% block newcontent %}
{% endblock %}
models.py:
from datetime import datetime
from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_bootstrap import Bootstrap
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://root:971203@localhost/Todo'
# SQLAlchemy 将会追踪对象的修改并且发送信号。
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = True
db = SQLAlchemy(app)
bootstrap = Bootstrap(app)
app.config['SECRET_KEY'] = 'westos'
# 1). 面向对象方式创建表
# 2). 分析关系:
# 部门和用户: 一对多
# 用户和任务: 一对多的关系
# 用户和用户登录日志: 一对多的关系
# 实现一对多(Role(1): User(n))的关系
# - 多的一端写外键
# - 少的一端写反向引用
class User(db.Model):
id = db.Column(db.Integer, autoincrement=True, primary_key=True)
# unique:用户名唯一, nullable=False指用户名不能为空;
name = db.Column(db.String(50), unique=True, nullable=False)
pwd = db.Column(db.String(100))
email = db.Column(db.String(30), unique=True)
phone = db.Column(db.String(30), unique=True)
info = db.Column(db.Text) # 个人简介
add_time = db.Column(db.DateTime, default=datetime.now()) # 创建时间
department_id = db.Column(db.Integer, db.ForeignKey('department.id'))
todos = db.relationship('Todo', backref='user')
userlogs = db.relationship('Userlog', backref='user')
# 部门id与其他表关联，不能随便写
def __repr__(self):
return '' %(self.name)
# 部门
class Department(db.Model):
id = db.Column(db.Integer, autoincrement=True, primary_key=True)
name = db.Column(db.String(50), unique=True, nullable=False)
# 反向引用: user就包含一个属性， department
users = db.relationship('User', backref='department')
todos = db.relationship('Todo', backref='department')
def __repr__(self):
return '' %(self.name)
class Todo(db.Model):
id = db.Column(db.Integer, autoincrement=True, primary_key=True)
name = db.Column(db.String(200), nullable=False)
add_time = db.Column(db.DateTime, default=datetime.now()) # 创建时间
status = db.Column(db.Boolean, default=False) # 任务状态， 默认为Flase(未完成)
department_id = db.Column(db.Integer, db.ForeignKey('department.id'))
user_id = db.Column(db.Integer,db.ForeignKey('user.id') )
def __repr__(self):
return '' % (self.id)
# 用户登录日志
class Userlog(db.Model):
id = db.Column(db.Integer, autoincrement=True, primary_key=True)
add_time = db.Column(db.DateTime, default=datetime.now()) # 创建时间
ip = db.Column(db.String(200), nullable=False) # 登录ip
area = db.Column(db.String(200)) # 用户登录地点
user_id = db.Column(db.Integer, db.ForeignKey('user.id')) # 外键
def __repr__(self):
return '' % (self.ip)
views.py:
from flask import render_template, request, redirect, url_for, session
from models import app, Todo, db, Department,User
from mDB import isPasswdOk,isUserExist,addUser
from forms import LoginForm,RegisterForm
@app.route('/')
def index():
return render_template('base.html')
@app.route('/register/')
def register():
form = RegisterForm()
if form.validate_on_submit():
user = request.form('user')
passwd = request.form('passwd')
return render_template('register.html')
@app.route('/login/',methods=['GET','POST'])
def login():
form = LoginForm()
# 如果是post方法并且表单验证通过的话， 返回True;
if form.validate_on_submit():
# 1). 获取用户提交的表单信息
# print(form.data) 是字典类型， 内容如下:
# {'user': 'westos', 'passwd': 'westos', 'submit': True }
user = form.data['user']
passwd = form.data['passwd']
# 2. 判断用户名和密码是否正确
if isPasswdOk(user, passwd):
# 将用户名和密码信息存储到session中;
session['user'] = user
session['passwd'] = passwd
# 如果登陆成功, 跳转到主页;
return redirect(url_for('todo_list'))
else:
# 如果登陆失败, 重新登陆;
return render_template('login.html',form=form, message="用户名或者密码错误")
return render_template('login.html', form=form)
@app.route('/logout/')
def logout():
session.pop('user',None)
session.pop('passwd',None)
return redirect(url_for('todo_list'))
# 任务的增删改查
@app.route('/todo/add/', methods=['POST'])
def todo_add():
# 获取提交的任务信息
name = request.form['todo_name']
part = request.form['part']
# 添加完成之后， 返回任务列表显示页面
u = User.query.filter_by(name=session['user']).first()
id = u.id
todo = Todo(name=name, department_id=part, user_id=id)
db.session.add(todo)
db.session.commit()
return redirect(url_for('todo_list'))
@app.route('/todo/delete//')
def todo_delete(id):
u = Todo.query.filter_by(id=id).first()
db.session.delete(u)
db.session.commit()
return redirect(url_for('todo_list'))
@app.route('/list/')
def todo_list():
# 1). 从数据库中查询
todos = Todo.query.all()
parts = Department.query.all()
return render_template('list.html',
todos = todos,
parts=parts)
# 修改任务的状态(变成已完成状态/变成未完成状态)
@app.route('/todo/undo//')
def undo(id):
todo = Todo.query.filter_by(id=id).first()
todo.status = False
db.session.commit()
# 更新状态后， 返回任务列表页
return redirect(url_for('todo_list'))
@app.route('/todo/done//')
def done(id):
todo = Todo.query.filter_by(id=id).first()
todo.status = True
db.session.commit()
# 更新状态后， 返回任务列表页
return redirect(url_for('todo_list'))
run.py:
# 项目真实运行脚本
from models import app,db
# 导入编写的视图函数和路由
from views import *
app.run()
