funkwhale/api/funkwhale_api/users/models.py

123 wiersze
4.1 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import unicode_literals, absolute_import
import binascii
import os
import uuid
from django.conf import settings
from django.contrib.auth.models import AbstractUser, Permission
from django.urls import reverse
from django.db import models
from django.utils.encoding import python_2_unicode_compatible
from django.utils.translation import ugettext_lazy as _
from funkwhale_api.common import fields
from funkwhale_api.common import preferences
def get_token():
return binascii.b2a_hex(os.urandom(15)).decode('utf-8')
PERMISSIONS_CONFIGURATION = {
'federation': {
'label': 'Manage library federation',
'help_text': 'Follow other instances, accept/deny library follow requests...',
},
'library': {
'label': 'Manage library',
'help_text': 'Manage library, delete files, tracks, artists, albums...',
},
'settings': {
'label': 'Manage instance-level settings',
'help_text': '',
},
'upload': {
'label': 'Upload new content to the library',
'help_text': '',
},
}
PERMISSIONS = sorted(PERMISSIONS_CONFIGURATION.keys())
@python_2_unicode_compatible
class User(AbstractUser):
# First Name and Last Name do not cover name patterns
# around the globe.
name = models.CharField(_("Name of User"), blank=True, max_length=255)
# updated on logout or password change, to invalidate JWT
secret_key = models.UUIDField(default=uuid.uuid4, null=True)
privacy_level = fields.get_privacy_field()
# Unfortunately, Subsonic API assumes a MD5/password authentication
# scheme, which is weak in terms of security, and not achievable
# anyway since django use stronger schemes for storing passwords.
# Users that want to use the subsonic API from external client
# should set this token and use it as their password in such clients
subsonic_api_token = models.CharField(
blank=True, null=True, max_length=255)
# permissions
permission_federation = models.BooleanField(
PERMISSIONS_CONFIGURATION['federation']['label'],
help_text=PERMISSIONS_CONFIGURATION['federation']['help_text'],
default=False)
permission_library = models.BooleanField(
PERMISSIONS_CONFIGURATION['library']['label'],
help_text=PERMISSIONS_CONFIGURATION['library']['help_text'],
default=False)
permission_settings = models.BooleanField(
PERMISSIONS_CONFIGURATION['settings']['label'],
help_text=PERMISSIONS_CONFIGURATION['settings']['help_text'],
default=False)
permission_upload = models.BooleanField(
PERMISSIONS_CONFIGURATION['upload']['label'],
help_text=PERMISSIONS_CONFIGURATION['upload']['help_text'],
default=False)
def __str__(self):
return self.username
def get_permissions(self):
defaults = preferences.get('users__default_permissions')
perms = {}
for p in PERMISSIONS:
v = (
self.is_superuser or
getattr(self, 'permission_{}'.format(p)) or
p in defaults
)
perms[p] = v
return perms
def has_permissions(self, *perms, operator='and'):
if operator not in ['and', 'or']:
raise ValueError('Invalid operator {}'.format(operator))
permissions = self.get_permissions()
checker = all if operator == 'and' else any
return checker([permissions[p] for p in perms])
def get_absolute_url(self):
return reverse('users:detail', kwargs={'username': self.username})
def update_secret_key(self):
self.secret_key = uuid.uuid4()
return self.secret_key
def update_subsonic_api_token(self):
self.subsonic_api_token = get_token()
return self.subsonic_api_token
def set_password(self, raw_password):
super().set_password(raw_password)
self.update_secret_key()
if self.subsonic_api_token:
self.update_subsonic_api_token()
def get_activity_url(self):
return settings.FUNKWHALE_URL + '/@{}'.format(self.username)