173 lines
6.9 KiB
Python
173 lines
6.9 KiB
Python
from django import forms
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from django.conf import settings
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from django.contrib.auth.models import Permission
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from django.utils.translation import ugettext as _
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from django.utils.translation import ugettext_lazy
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from openslides.config.api import config
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from openslides.utils.forms import (CssClassMixin,
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LocalizedModelMultipleChoiceField)
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from .models import get_protected_perm, Group, User
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class UserCreateForm(CssClassMixin, forms.ModelForm):
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groups = LocalizedModelMultipleChoiceField(
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# Hide the built-in groups 'Anonymous' (pk=1) and 'Registered' (pk=2)
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queryset=Group.objects.exclude(pk=1).exclude(pk=2),
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label=ugettext_lazy('Groups'), required=False)
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class Meta:
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model = User
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fields = ('title', 'first_name', 'last_name', 'gender', 'email',
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'groups', 'structure_level', 'committee', 'about_me', 'comment',
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'is_active', 'default_password')
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def clean(self, *args, **kwargs):
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"""
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Ensures that a user has either a first name or a last name.
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"""
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cleaned_data = super(UserCreateForm, self).clean(*args, **kwargs)
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if not cleaned_data['first_name'] and not cleaned_data['last_name']:
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error_msg = _('First name and last name can not both be empty.')
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raise forms.ValidationError(error_msg)
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return cleaned_data
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class UserMultipleCreateForm(forms.Form):
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participants_block = forms.CharField(
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widget=forms.Textarea,
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label=ugettext_lazy('Participants'),
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help_text=ugettext_lazy('Use one line per participant for its name (first name and last name).'))
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class UserUpdateForm(UserCreateForm):
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"""
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Form to update an user. It raises a validation error, if a non-superuser
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user edits himself and removes the last group containing the permission
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to manage participants.
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"""
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user_name = forms.CharField(label=ugettext_lazy('Username'))
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"""
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Field to save the username.
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The field username (without the underscore) from the UserModel does not
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allow whitespaces and umlauts.
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"""
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class Meta:
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model = User
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fields = ('user_name', 'title', 'first_name', 'last_name', 'gender', 'email',
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'groups', 'structure_level', 'committee', 'about_me', 'comment',
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'is_active', 'default_password')
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def __init__(self, *args, **kwargs):
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self.request = kwargs.pop('request')
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kwargs['initial']['user_name'] = kwargs['instance'].username
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return super(UserUpdateForm, self).__init__(*args, **kwargs)
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def clean(self, *args, **kwargs):
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"""
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Raises a validation error if a non-superuser user edits himself
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and removes the last group containing the permission to manage participants.
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"""
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# TODO: Check this in clean_groups
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if (self.request.user == self.instance and
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not self.instance.is_superuser and
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not self.cleaned_data['groups'].filter(permissions__in=[get_protected_perm()]).exists()):
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error_msg = _('You can not remove the last group containing the permission to manage participants.')
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raise forms.ValidationError(error_msg)
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return super(UserUpdateForm, self).clean(*args, **kwargs)
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class GroupForm(forms.ModelForm, CssClassMixin):
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permissions = LocalizedModelMultipleChoiceField(
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queryset=Permission.objects.all(), label=ugettext_lazy('Permissions'),
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required=False)
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users = forms.ModelMultipleChoiceField(
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queryset=User.objects.all(), label=ugettext_lazy('Participants'), required=False)
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class Meta:
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model = Group
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def __init__(self, *args, **kwargs):
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# Take request argument
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self.request = kwargs.pop('request', None)
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# Initial users
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if kwargs.get('instance', None) is not None:
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initial = kwargs.setdefault('initial', {})
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initial['users'] = [django_user.user.pk for django_user in kwargs['instance'].user_set.all()]
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super(GroupForm, self).__init__(*args, **kwargs)
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if config['participant_sort_users_by_first_name']:
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self.fields['users'].queryset = self.fields['users'].queryset.order_by('first_name')
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def save(self, commit=True):
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instance = forms.ModelForm.save(self, False)
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old_save_m2m = self.save_m2m
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def save_m2m():
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old_save_m2m()
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instance.user_set.clear()
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for user in self.cleaned_data['users']:
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instance.user_set.add(user)
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self.save_m2m = save_m2m
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if commit:
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instance.save()
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self.save_m2m()
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return instance
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def clean(self, *args, **kwargs):
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"""
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Raises a validation error if a non-superuser user removes himself
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from the last group containing the permission to manage participants.
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Raises also a validation error if a non-superuser removes his last
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permission to manage participants from the (last) group.
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"""
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# TODO: Check this in clean_users or clean_permissions
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if (self.request and
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not self.request.user.is_superuser and
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self.request.user not in self.cleaned_data['users'] and
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not Group.objects.exclude(pk=self.instance.pk).filter(
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permissions__in=[get_protected_perm()],
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user__pk=self.request.user.pk).exists()):
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error_msg = _('You can not remove yourself from the last group containing the permission to manage participants.')
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raise forms.ValidationError(error_msg)
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if (self.request and
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not self.request.user.is_superuser and
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not get_protected_perm() in self.cleaned_data['permissions'] and
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not Group.objects.exclude(pk=self.instance.pk).filter(
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permissions__in=[get_protected_perm()],
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user__pk=self.request.user.pk).exists()):
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error_msg = _('You can not remove the permission to manage participants from the last group you are in.')
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raise forms.ValidationError(error_msg)
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return super(GroupForm, self).clean(*args, **kwargs)
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class UsersettingsForm(CssClassMixin, forms.ModelForm):
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user_name = forms.CharField(label=ugettext_lazy('Username'))
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"""
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Field to save the username.
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The field username (without the underscore) from the UserModel does not
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allow whitespaces and umlauts.
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"""
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language = forms.ChoiceField(
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choices=settings.LANGUAGES, label=ugettext_lazy('Language'))
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def __init__(self, *args, **kwargs):
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kwargs['initial'] = kwargs.get('initial', {})
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kwargs['initial']['user_name'] = kwargs['instance'].username
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return super(UsersettingsForm, self).__init__(*args, **kwargs)
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class Meta:
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model = User
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fields = ('user_name', 'title', 'first_name', 'last_name', 'gender', 'email',
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'committee', 'about_me')
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