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# SPDX-License-Identifier: AGPL-3.0-or-later
"""
Forms for the Matrix Synapse module.
"""
from django import forms
from django.urls import reverse_lazy
from django.utils.translation import gettext_lazy as _
from plinth.modules.coturn.forms import turn_uris_validator
from plinth.utils import format_lazy
_registration_verification_choices = [
('disabled',
_('Disabled. This could lead to adversaries registering many spam '
'accounts on your server with automated scripts.')),
('token',
_('Require users creating a new account to use a registration token. A '
'token will be created automatically. Pass this token to your '
'potential new users. They will be asked for the token during '
'registration. (recommended)')),
]
class MatrixSynapseForm(forms.Form):
enable_public_registration = forms.BooleanField(
label=_('Enable Public Registration'), required=False, help_text=_(
'Enabling public registration means that anyone on the Internet '
'can register a new account on your Matrix server. Disable this '
'if you only want existing users to be able to use it.'))
registration_verification = forms.ChoiceField(
label=_('Verification method for registration'),
choices=_registration_verification_choices, required=True,
widget=forms.RadioSelect)
enable_managed_turn = forms.BooleanField(
label=_('Automatically manage audio/video call setup'), required=False,
help_text=format_lazy(
_('Configures the local <a href={coturn_url}>coturn</a> app as '
'the STUN/TURN server for Matrix Synapse. Disable this if you '
'want to use a different STUN/TURN server.'),
coturn_url=reverse_lazy('coturn:index')))
# STUN/TURN server setup
turn_uris = forms.CharField(
label=_('STUN/TURN Server URIs'), required=False, strip=True,
widget=forms.Textarea(attrs={'rows': 4}),
help_text=_('List of public URIs of the STUN/TURN server, one on each '
'line.'), validators=[turn_uris_validator])
shared_secret = forms.CharField(
label=_('Shared Authentication Secret'), required=False, strip=True,
help_text=_('Shared secret used to compute passwords for the '
'TURN server.'))
def clean_turn_uris(self):
"""Normalize newlines in URIs."""
data = self.cleaned_data['turn_uris']
return '\n'.join([uri.strip() for uri in data.splitlines()])
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