Flask项目实战：创建电影网站-创世纪(1)

====manage.py 项目入口
# coding:utf8
from app import appif __name__ =='__main__':
app.run();====app目录下__init__.py
创建蓝图，初始化一些配置，设置404.（我理解蓝图就是个大路由，错了就错了，反正不懂）

# _*_ coding: utf-8 _*_from flask import Flask,render_template
from flask_sqlalchemy import SQLAlchemy
import pymysqlapp = Flask(__name__)
app.config["SQLALCHEMY_DATABASE_URI"] = 'mysql+pymysql://root:root@127.0.0.1:3306/movie'
#如果设置成 True (默认情况)，Flask-SQLAlchemy 将会追踪对象的修改并且发送信号。
app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] =True
app.config["SECRET_KEY"] = "7a9f1b6321d347e09485695eb4139ac5"
app.debug = True
db = SQLAlchemy(app)from app.home import home as home_blueprint
from app.admin import admin as admin_blueprintapp.register_blueprint(home_blueprint)
app.register_blueprint(admin_blueprint, url_prefix="/admin")
@app.errorhandler(404)
def page_not_found(error):
return render_template('home/404.html'),404

====

# _*_ coding: utf-8 _*_from . import home
from flask import render_template,redirect,url_for@home.route("/")
def index():
return render_template("home/index.html")@home.route("/login/")
def login():
"""
登录
"""
return render_template("home/login.html")@home.route("/logout/")
def logout():
"""
退出登录
"""
# 重定向到home模块下的登录。
return redirect(url_for('home.login'))

# _*_ coding: utf-8 _*_from . import admin
from flask import render_template,redirect,url_for,flash,session,request
from app.admin.forms import LoginForm,TagForm
from app.modules import Admin,Tag
from functools import wraps
from app import dbdef admin_login_req(f):
@wraps(f)
def decorated_function(*args,**kwargs):
if "admin" not in session :
return redirect(url_for("admin.login",next=request.url))
return f(*args,**kwargs)
return decorated_function@admin.route("/")
@admin_login_req
def index():
return render_template('admin/index.html')@admin.route('/login/',methods=["POST","GET"])
def login():
form = LoginForm()
if form.validate_on_submit():
data = form.data
admin = Admin.query.filter_by(name=data['account']).first()
if not (admin and admin.check_pwd(data['pwd'])):
flash("账号或密码错误")
return redirect(url_for('admin.login'))
session['admin'] = data['account']
return redirect(url_for('admin.index'))#request.args.get('next') or
return render_template('admin/login.html',form = form)@admin.route('/logout/')
def logout():
session.pop('admin',None)
return redirect(url_for('admin.login'))

{% extends 'admin/admin.html' %}{%block content%}
{% endblock %}
{%block js%}
{% endblock %}{{url_for('home.user')}}
{{ url_for('static',filename='')}}