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