|
1 | | -from flask import Flask, render_template, request, flash |
| 1 | +from flask import Flask, render_template, request |
2 | 2 |
|
3 | | -app = Flask(__name__) |
4 | | - |
5 | | -# 导入tf扩展的表单类 |
| 3 | +# 导入wtf扩展的表单类 |
6 | 4 | from flask_wtf import FlaskForm |
7 | 5 |
|
8 | | -# 导 入自定义表单需要的字段 |
| 6 | +# 导入自定义表单需要的字段 |
9 | 7 | from wtforms import SubmitField, StringField, PasswordField |
10 | 8 |
|
11 | 9 | # 导入wtf扩展提供的表单验证 |
12 | | -from wtforms.validators import DataRequired, EqualTo |
| 10 | +from wtforms.validators import DataRequired, EqualTo, Length, Email |
| 11 | + |
| 12 | +app = Flask(__name__) |
| 13 | +app.secret_key = "xxx" |
13 | 14 |
|
14 | 15 |
|
15 | 16 | # 自定义表单类、文本字段、密码字段、提交按钮 |
16 | 17 | # 使用WTF实现表单 需要自定义一个表单类 |
17 | | -class LoginForm(FlaskForm): |
| 18 | +class RegisterForm(FlaskForm): |
18 | 19 | # StringField/PasswordField是区别文本框类型， 用户名/密码是指定label值， validators 就是指明要验证哪些项 |
19 | | - username = StringField('用户名:', validators=[DataRequired()]) |
20 | | - password = PasswordField('密码:', validators=[DataRequired()]) |
21 | | - password2 = PasswordField('确认密码:', validators=[DataRequired(), EqualTo('password', '密码填入的不一致')]) |
22 | | - submit = SubmitField('提交') |
| 20 | + username = StringField(label='用户名:', validators=[DataRequired()]) |
| 21 | + email = StringField(label='邮箱:', validators=[DataRequired(), Email(message='邮箱格式错误')]) |
| 22 | + password = PasswordField(label='密码:', validators=[DataRequired(), Length(6, 16, message='密码格式错误')]) |
| 23 | + password2 = PasswordField(label='确认密码:', validators=[DataRequired(), Length(6, 16, message='密码格式错误'), |
| 24 | + EqualTo('password', message='密码不一致')]) |
| 25 | + submit = SubmitField(label='提交') |
23 | 26 |
|
24 | 27 |
|
25 | 28 | # 定义根路由视图函数，生成表单对象，获取表单数据，进行表单数据验证 |
26 | | -@app.route('/form', methods=['GEt', 'POST']) |
| 29 | +@app.route('/', methods=['GEt', 'POST']) |
27 | 30 | def login(): |
28 | 31 | # 由RegisterForm类生成一个表实例 |
29 | | - login_form = LoginForm() |
30 | | - |
| 32 | + register_form = RegisterForm() |
| 33 | + |
31 | 34 | # 逻辑处理 |
32 | 35 | if request.method == 'POST': |
33 | | - |
34 | | - # 获取请求的参数 |
35 | | - username = request.form.get('username') |
36 | | - password = request.form.get('password') |
37 | | - password2 = request.form.get('password2') |
38 | | - |
39 | 36 | # 调用validation_on_submit方法，可以一次性执行完所有验证函数的逻辑 |
40 | | - if login_form.validate_on_submit(): |
41 | | - # 进入这里就表示所有的逻辑都验证成功 |
42 | | - print(username) |
43 | | - return 'success' |
44 | | - |
| 37 | + if register_form.validate_on_submit(): |
| 38 | + username = request.form.get('username') |
| 39 | + email = request.form.get('email') |
| 40 | + password = request.form.get('password') |
| 41 | + password2 = request.form.get('password2') |
| 42 | + |
| 43 | + if username == 'xgx' and password == password2 and email == 'test@gmail.com': |
| 44 | + # 进入这里就表示所有的逻辑都验证成功 |
| 45 | + return 'Register success, username: {}, email: {}, password: {}'.format(username, email, password) |
| 46 | + else: |
| 47 | + return 'Error' |
45 | 48 | else: |
46 | | - # message = register_form.get('password2')[0] |
47 | | - # flash(message) |
48 | | - flash('参数有误') |
49 | | - |
50 | | - # 把实例化后的register_form传入到页面wtf.html中 |
51 | | - return render_template('login.html', form=login_form) |
| 49 | + return 'Invalid' |
52 | 50 |
|
53 | | - |
54 | | -@app.route('/') |
55 | | -def index(): |
56 | | - return render_template('index.html') |
| 51 | + # 把实例化后的register_form传入到页面wtf.html中 |
| 52 | + return render_template('register.html', form=register_form) |
57 | 53 |
|
58 | 54 |
|
59 | | -if __name__ == '__mian__': |
60 | | - app.run() |
| 55 | +if __name__ == '__main__': |
| 56 | + app.run(debug=True) |
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