gva/gnuviechadmin/osusers/admin.py

223 lines
6 KiB
Python

"""
This module contains the Django admin classes of the :py:mod:`osusers` app.
"""
from django import forms
from django.utils.translation import ugettext as _
from django.contrib import admin
from .models import (
AdditionalGroup,
Group,
Shadow,
User,
)
PASSWORD_MISMATCH_ERROR = _("Passwords don't match")
"""
Error message for non matching passwords.
"""
class AdditionalGroupInline(admin.TabularInline):
"""
Inline for :py:class:`osusers.models.AdditionalGroup` instances.
"""
model = AdditionalGroup
class ShadowInline(admin.TabularInline):
"""
Inline for :py:class:`osusers.models.ShadowInline` instances.
"""
model = Shadow
readonly_fields = ['passwd']
can_delete = False
class UserCreationForm(forms.ModelForm):
"""
A form for creating :py:class:`operating system users
<osusers.models.User>`.
"""
password1 = forms.CharField(
label=_('Password'), widget=forms.PasswordInput,
required=False,
)
password2 = forms.CharField(
label=_('Password (again)'), widget=forms.PasswordInput,
required=False,
)
class Meta:
model = User
fields = ['customer']
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
def save(self, commit=True):
"""
Save the provided password in hashed format.
:param boolean commit: whether to save the created user
:return: user instance
:rtype: :py:class:`osusers.models.User`
"""
user = User.objects.create_user(
customer=self.cleaned_data['customer'],
password=self.cleaned_data['password1'], commit=commit)
return user
def save_m2m(self):
"""
No additional groups are created when this form is saved, so this
method just does nothing.
"""
class UserAdmin(admin.ModelAdmin):
"""
Admin class for working with :py:class:`operating system users
<osusers.models.User>`.
"""
actions = ['perform_delete_selected']
add_form = UserCreationForm
inlines = [AdditionalGroupInline, ShadowInline]
add_fieldsets = (
(None, {
'classes': ('wide',),
'fields': ('customer', 'password1', 'password2')}),
)
def get_form(self, request, obj=None, **kwargs):
"""
Use special form during user creation.
:param request: the current HTTP request
:param obj: either a :py:class:`User <osusers.models.User>` instance or
None for a new user
:param kwargs: keyword arguments to be passed to
:py:meth:`django.contrib.admin.ModelAdmin.get_form`
:return: form instance
"""
defaults = {}
if obj is None:
defaults.update({
'form': self.add_form,
'fields': admin.options.flatten_fieldsets(self.add_fieldsets),
})
defaults.update(kwargs)
return super(UserAdmin, self).get_form(request, obj, **defaults)
def get_readonly_fields(self, request, obj=None):
"""
Make sure that uid is not editable for existing users.
:param request: the current HTTP request
:param obj: either a :py:class:`User <osusers.models.User>` instance or
None for a new user
:return: a list of fields
:rtype: list
"""
if obj:
return ['uid']
return []
def perform_delete_selected(self, request, queryset):
"""
Action to delete a list of selected users.
This action calls the delete method of each selected user in contrast
to the default `delete_selected`.
:param request: the current HTTP request
:param queryset: Django ORM queryset representing the selected users
"""
for user in queryset.all():
user.delete()
perform_delete_selected.short_description = _('Delete selected users')
def get_actions(self, request):
"""
Get the available actions for users.
This overrides the default behavior to remove the default
`delete_selected` action.
:param request: the current HTTP request
:return: list of actions
:rtype: list
"""
actions = super(UserAdmin, self).get_actions(request)
if 'delete_selected' in actions:
del actions['delete_selected']
return actions
class GroupAdmin(admin.ModelAdmin):
"""
Admin class for workint with :py:class:`operating system groups
<osusers.models.Group>`.
"""
actions = ['perform_delete_selected']
def perform_delete_selected(self, request, queryset):
"""
Action to delete a list of selected groups.
This action calls the delete method of each selected group in contrast
to the default `delete_selected`.
:param request: the current HTTP request
:param queryset: Django ORM queryset representing the selected groups
"""
for group in queryset.all():
group.delete()
perform_delete_selected.short_description = _('Delete selected groups')
def get_actions(self, request):
"""
Get the available actions for groups.
This overrides the default behavior to remove the default
`delete_selected` action.
:param request: the current HTTP request
:return: list of actions
:rtype: list
"""
actions = super(GroupAdmin, self).get_actions(request)
if 'delete_selected' in actions:
del actions['delete_selected']
return actions
admin.site.register(Group, GroupAdmin)
admin.site.register(User, UserAdmin)