cloud_computing_1/albumy/forms/auth.py

# -*- coding: utf-8 -*-
"""
    :author: Grey Li (李辉)
    :url: http://greyli.com
    :copyright: © 2018 Grey Li <withlihui@gmail.com>
    :license: MIT, see LICENSE for more details.
"""
from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField, SubmitField, BooleanField
from wtforms import ValidationError
from wtforms.validators import DataRequired, Length, Email, EqualTo, Regexp

from albumy.models import User


class LoginForm(FlaskForm):
    email = StringField('邮箱', validators=[DataRequired(), Length(1, 254), Email()])
    password = PasswordField('密码', validators=[DataRequired()])
    remember_me = BooleanField('记住我')
    submit = SubmitField('登陆')


class RegisterForm(FlaskForm):
    name = StringField('名称', validators=[DataRequired(), Length(1, 30)])
    email = StringField('邮箱', validators=[DataRequired(), Length(1, 254), Email()])
    username = StringField('用户名', validators=[DataRequired(), Length(1, 20),
                                                   Regexp('^[a-zA-Z0-9]*$',
                                                          message='用户名称必须包含 a-z, A-Z 和 0-9')])
    password = PasswordField('密码', validators=[
        DataRequired(), Length(8, 128), EqualTo('password2')])
    password2 = PasswordField('确认密码', validators=[DataRequired()])
    submit = SubmitField('提交')

    def validate_email(self, field):
        if User.query.filter_by(email=field.data.lower()).first():
            raise ValidationError('该邮箱已被注册')

    def validate_username(self, field):
        if User.query.filter_by(username=field.data).first():
            raise ValidationError('该用户名已被注册')


class ForgetPasswordForm(FlaskForm):
    email = StringField('邮箱', validators=[DataRequired(), Length(1, 254), Email()])
    submit = SubmitField('提交')


class ResetPasswordForm(FlaskForm):
    email = StringField('邮箱', validators=[DataRequired(), Length(1, 254), Email()])
    password = PasswordField('密码', validators=[
        DataRequired(), Length(8, 128), EqualTo('password2')])
    password2 = PasswordField('确认密码', validators=[DataRequired()])
    submit = SubmitField('提交')