microblog2/app/main/forms.py

50 lines
1.7 KiB
Python

from flask import request
from flask_wtf import FlaskForm
from wtforms import StringField, SubmitField, TextAreaField
from wtforms.validators import ValidationError, DataRequired, Length
from flask_babel import _, lazy_gettext as _l
from app.models import User
class EditProfileForm(FlaskForm):
username = StringField(_l('Username'), validators=[DataRequired()])
about_me = TextAreaField(_l('About me'),
validators=[Length(min=0, max=140)])
submit = SubmitField(_l('Submit'))
def __init__(self, original_username, *args, **kwargs):
super(EditProfileForm, self).__init__(*args, **kwargs)
self.original_username = original_username
def validate_username(self, username):
if username.data != self.original_username:
user = User.query.filter_by(username=self.username.data).first()
if user is not None:
raise ValidationError(_('Please use a different username.'))
class EmptyForm(FlaskForm):
submit = SubmitField('Submit')
class PostForm(FlaskForm):
post = TextAreaField(_l('Say something'), validators=[DataRequired()])
submit = SubmitField(_l('Submit'))
class SearchForm(FlaskForm):
q = StringField(_l('Search'), validators=[DataRequired()])
def __init__(self, *args, **kwargs):
if 'formdata' not in kwargs:
kwargs['formdata'] = request.args
if 'meta' not in kwargs:
kwargs['meta'] = {'csrf': False}
super(SearchForm, self).__init__(*args, **kwargs)
class MessageForm(FlaskForm):
message = TextAreaField(_l('Message'), validators=[
DataRequired(), Length(min=1, max=140)])
submit = SubmitField(_l('Submit'))