2024-07-29 11:43:52 +08:00

35 lines
1.7 KiB
Python

from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField, BooleanField, SubmitField
from wtforms.validators import DataRequired, Length, Email, Regexp, EqualTo
from wtforms import ValidationError
from ..models import User
from sqlalchemy import or_
class LoginForm(FlaskForm):
email_or_username = StringField('邮箱/用户名', validators=[DataRequired(), Length(1, 64)])
password = PasswordField('密码', validators=[DataRequired()])
remember_me = BooleanField('保持登录信息') #用于让用户选择是否保持登录状态
submit = SubmitField('登录')
class RegistrationForm(FlaskForm):
email = StringField('邮箱', validators=[DataRequired(), Length(1, 64),
Email()])
username = StringField('用户名', validators=[
DataRequired(), Length(1, 64),
Regexp('^[A-Za-z0-9_\u4e00-\u9fa5\.]*$', 0,
'Usernames must have only letters, numbers, dots or '
'underscores')])
password = PasswordField('密码', validators=[
DataRequired(), EqualTo('password2', message='Passwords must match.')])
password2 = PasswordField('确认密码', validators=[DataRequired()])
submit = SubmitField('注册')
def validate_email(self, field): #用于验证用户输入的邮箱和用户名是否已经在数据库中被使用了
if User.query.filter_by(email=field.data.lower()).first():
raise ValidationError('邮箱已经注册')
def validate_username(self, field):
if User.query.filter_by(username=field.data).first():
raise ValidationError('用户名已被使用')