gva/gnuviechadmin/gvawebcore/forms.py

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"""
This module defines form classes that can be extended by other gnuviechadmin
apps' forms.
"""
from __future__ import absolute_import, unicode_literals
from django import forms
from django.utils.translation import ugettext_lazy as _
PASSWORD_MISMATCH_ERROR = _("Passwords don't match")
"""
Error message for non matching passwords.
"""
class PasswordModelFormMixin(forms.Form):
"""
A form for entering a password in two password fields. The form checks
whether both fields contain the same string.
"""
password1 = forms.CharField(
label=_('Password'), widget=forms.PasswordInput,
)
password2 = forms.CharField(
label=_('Password (again)'), widget=forms.PasswordInput,
)
def clean_password2(self):
"""
Check that the two password entries match.
:return: the validated password
:rtype: str or None
"""
password1 = self.cleaned_data.get('password1')
password2 = self.cleaned_data.get('password2')
if password1 and password2 and password1 != password2:
raise forms.ValidationError(PASSWORD_MISMATCH_ERROR)
return password2