基于Python flask 的豆瓣电影top250数据评分可视化

from flask import Blueprint, render_template, url_for, request, redirect, jsonify, session, flash from extions import mail from flask_mail import Message import string import random from models import EmailCaptchaModel, PersonDataModel from extions import db from blueprints.forms import RegisterForm, LoginForm from models import UserModel from werkzeug.security import generate_password_hash, check_password_hash # from decorator import login_required # blue 访问.../auth/login bp = Blueprint("auth", __name__, url_prefix="/") # 程序实例需要知道每个url请求所对应的运行代码是谁。 # 所以程序中必须要创建一个url请求地址到python运行函数的一个映射。 # 处理url和视图函数之间的关系的程序就是"路由"，在Flask中，路由是通过@app.route装饰器(以@开头)来表示的 # get获取服务器数据，post上传数据到服务器 # 127.0.0.1:5000 @bp.route('/', methods=['GET', 'POST']) def login(): if request.method == 'GET': return render_template('login.html') else: form = LoginForm(request.form) if form.validate(): username = form.username.data password = form.password.data user = UserModel.query.filter_by(username=username).first() if not user: print("用户名不在数据库中") return redirect(url_for("auth.login")) if check_password_hash(user.password, password): # cookie: session['user_id'] = user.id return redirect(url_for("auth.index")) else: print("密码错误") return redirect(url_for("auth.login")) else: print(form.errors) flash('用户未注册或密码错误！') return redirect(url_for("auth.login")) # get获取服务器数据，post上传数据到服务器 @bp.route("/register", methods=['GET', 'POST']) def register(): # 验证用户提交的邮箱和验证码是否正确 # 表单验证：flask_wtf:wtforms if request.method == 'GET': return render_template('register.html') else: form = RegisterForm(request.form) if form.validate(): email = form.email.data username = form.username.data password = form.password.data user = UserModel(email=email, username=username, password=generate_password_hash(password)) # password=generate_password_hash(password)加密 db.session.add(user) db.session.commit() print(f'注册信息：用户名：{username}密码：{password}邮箱:{email}') return redirect(url_for(".login")) else: print(f"错误信息{form.errors}") return redirect(url_for(".register")) @bp.route("/captcha/email") def get_email_captcha(): # 路径传参：/captcha/email/<email> # /captcha/email？email=xxx@qq.com username = request.args.get("username") print(username) email = request.args.get("email") print(email) # 验证码4/6位，随机，字母，数字 source = string.digits * 4 # digits = '0123456789' captcha = random.sample(source, 4) # ['2', '6', '8', '9'] captcha = "".join(captcha) # 2689 message = Message(subject="验证码", recipients=[email], body=f"你的验证码是：{captcha}") mail.send(message) # 应该把验证码存到缓存中如：memcached/redis # 用数据库的方式，坏处速度慢 email_captcha = EmailCaptchaModel(username=username, email=email, captcha=captcha) db.session.add(email_captcha) db.session.commit() return jsonify({"code": 200, "message": "", "data": None}) # @bp.route("/mail_test") # def mail_test(): # message=Message(subject="邮箱测试",recipients=["2646394509@qq.com"],body="这是一条测试信息") # mail.send(message) # return "success" # # @bp.route('/index') # @login_required def index(): return render_template('index.html') @bp.route('/home_page', methods=['GET', 'POST']) # @login_required def home_page(): image_url = f"assets/img/us/avatar ({random.randint(1, 13)}).jpg" if request.method == 'GET': return render_template('pages-profile.html', image_url=image_url) else: person_form = request.form person = PersonDataModel(Company=person_form['Company'], phone_num=person_form['phone_num'], first_name=person_form['first_name'], last_name=person_form['last_name'], addr=person_form['addr'], city=person_form['city'], postcode=person_form['postcode'], country=person_form['country'], introdution=person_form['introdution']) db.session.add(person) db.session.commit() return render_template('pages-profile.html', image_url=image_url)