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# SPDX-License-Identifier: AGPL-3.0-or-later
"""Django forms for sharing app."""
from django import forms
from django.core.exceptions import ValidationError
from django.utils.translation import gettext_lazy as _
from plinth.modules.users.components import UsersAndGroups
from . import privileged
class AddShareForm(forms.Form):
"""Form to add a new share."""
name = forms.RegexField(
label=_('Name of the share'), strip=True, regex=r'^[a-z0-9]+$',
help_text=_(
'A lowercase alpha-numeric string that uniquely identifies a '
'share. Example: <em>media</em>.'))
path = forms.CharField(
label=_('Path to share'), strip=True, help_text=_(
'Disk path to a folder on this server that you intend to share.'))
is_public = forms.BooleanField(
label=_('Public share'), required=False, help_text=_(
'Make files in this folder available to anyone with the link.'))
groups = forms.MultipleChoiceField(
choices=UsersAndGroups.get_group_choices,
widget=forms.CheckboxSelectMultiple, required=False,
label=_('User groups that can read the files in the share:'),
help_text=_(
'Users of the selected user groups will be able to read the '
'files in the share.'))
def __init__(self, *args, **kwargs):
"""Initialize the form with extra request argument."""
super().__init__(*args, **kwargs)
self.fields['name'].widget.attrs.update({'autofocus': 'autofocus'})
def clean_name(self):
"""Check if the name is valid."""
name = self.cleaned_data['name']
if 'name' in self.initial and name == self.initial['name']:
return name
if any((share for share in privileged.list_shares()
if name == share['name'])):
raise ValidationError(_('A share with this name already exists.'))
return name
def clean(self):
"""Check that at least one group is added for non-public shares."""
super().clean()
is_public = self.cleaned_data.get('is_public')
groups = self.cleaned_data.get('groups')
if not is_public and not groups:
raise forms.ValidationError(
_('Shares should be either public or shared with at '
'least one group'))
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