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email_server: domains: Add validation to form

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- Based on what is already done in domains.py at the time of setting the
configuration.

Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
This commit is contained in:
Sunil Mohan Adapa 2021-10-15 21:25:15 -07:00 committed by James Valleroy
parent e85001f01f
commit 220149e6e0
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1 changed files with 27 additions and 4 deletions
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31
plinth/modules/email_server/forms.py
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@ -6,10 +6,17 @@ import re
from django import forms from django import forms
from django.core.exceptions import ValidationError from django.core.exceptions import ValidationError
from django.core.validators import RegexValidator
from django.utils.translation import gettext_lazy as _ from django.utils.translation import gettext_lazy as _
from . import aliases as aliases_module from . import aliases as aliases_module
domain_validator = RegexValidator(r'^[A-Za-z0-9-\.]+$',
_('Enter a valid domain'))
destination_validator = RegexValidator(
r'^[ -~]+$', # ASCII chars from 32 to 126
_('Enter a valid destination'))
class EmailServerForm(forms.Form): class EmailServerForm(forms.Form):
domain = forms.CharField(label=_('domain'), max_length=256) domain = forms.CharField(label=_('domain'), max_length=256)
@ -19,10 +26,26 @@ class EmailServerForm(forms.Form):
class DomainsForm(forms.Form): class DomainsForm(forms.Form):
_mailname = forms.CharField(required=True, strip=True) _mailname = forms.CharField(required=True, strip=True,
mydomain = forms.CharField(required=True, strip=True) validators=[domain_validator])
myhostname = forms.CharField(required=True, strip=True) mydomain = forms.CharField(required=True, strip=True,
mydestination = forms.CharField(required=True, strip=True) validators=[domain_validator])
myhostname = forms.CharField(required=True, strip=True,
validators=[domain_validator])
mydestination = forms.CharField(required=True, strip=True,
validators=[destination_validator])
def clean(self):
"""Convert values to lower case."""
data = self.cleaned_data
if '_mailname' in data:
data['_mailname'] = data['_mailname'].lower()
if 'myhostname' in data:
data['myhostname'] = data['myhostname'].lower()
if 'mydestination' in data:
data['mydestination'] = data['mydestination'].lower()
class AliasCreateForm(forms.Form): class AliasCreateForm(forms.Form):