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Merge #65
This commit is contained in:
Tal Leibman
2020-11-14 17:04:41 +02:00
committed by GitHub
parent 9ec16e9216
commit d8e5c37db1
65 changed files with 1094 additions and 832 deletions
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114
django_etebase/models.py
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@@ -27,7 +27,7 @@ from . import app_settings
from .exceptions import EtebaseValidationError
UidValidator = RegexValidator(regex=r'^[a-zA-Z0-9\-_]{20,}$', message='Not a valid UID')
UidValidator = RegexValidator(regex=r"^[a-zA-Z0-9\-_]{20,}$", message="Not a valid UID")
class CollectionType(models.Model):
@@ -36,7 +36,7 @@ class CollectionType(models.Model):
class Collection(models.Model):
main_item = models.OneToOneField('CollectionItem', related_name='parent', null=True, on_delete=models.SET_NULL)
main_item = models.OneToOneField("CollectionItem", related_name="parent", null=True, on_delete=models.SET_NULL)
owner = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
def __str__(self):
@@ -56,38 +56,45 @@ class Collection(models.Model):
@cached_property
def stoken(self):
stoken = Stoken.objects.filter(
Q(collectionitemrevision__item__collection=self) | Q(collectionmember__collection=self)
).order_by('id').last()
stoken = (
Stoken.objects.filter(
Q(collectionitemrevision__item__collection=self) | Q(collectionmember__collection=self)
)
.order_by("id")
.last()
)
if stoken is None:
raise Exception('stoken is None. Should never happen')
raise Exception("stoken is None. Should never happen")
return stoken.uid
def validate_unique(self, exclude=None):
super().validate_unique(exclude=exclude)
if exclude is None or 'main_item' in exclude:
if exclude is None or "main_item" in exclude:
return
if self.__class__.objects.filter(owner=self.owner, main_item__uid=self.main_item.uid) \
.exclude(id=self.id).exists():
raise EtebaseValidationError('unique_uid', 'Collection with this uid already exists',
status_code=status.HTTP_409_CONFLICT)
if (
self.__class__.objects.filter(owner=self.owner, main_item__uid=self.main_item.uid)
.exclude(id=self.id)
.exists()
):
raise EtebaseValidationError(
"unique_uid", "Collection with this uid already exists", status_code=status.HTTP_409_CONFLICT
)
class CollectionItem(models.Model):
uid = models.CharField(db_index=True, blank=False,
max_length=43, validators=[UidValidator])
collection = models.ForeignKey(Collection, related_name='items', on_delete=models.CASCADE)
uid = models.CharField(db_index=True, blank=False, max_length=43, validators=[UidValidator])
collection = models.ForeignKey(Collection, related_name="items", on_delete=models.CASCADE)
version = models.PositiveSmallIntegerField()
encryptionKey = models.BinaryField(editable=True, blank=False, null=True)
class Meta:
unique_together = ('uid', 'collection')
unique_together = ("uid", "collection")
def __str__(self):
return '{} {}'.format(self.uid, self.collection.uid)
return "{} {}".format(self.uid, self.collection.uid)
@cached_property
def content(self):
@@ -107,53 +114,60 @@ def chunk_directory_path(instance, filename):
user_id = col.owner.id
uid_prefix = instance.uid[:2]
uid_rest = instance.uid[2:]
return Path('user_{}'.format(user_id), col.uid, uid_prefix, uid_rest)
return Path("user_{}".format(user_id), col.uid, uid_prefix, uid_rest)
class CollectionItemChunk(models.Model):
uid = models.CharField(db_index=True, blank=False, null=False,
max_length=60, validators=[UidValidator])
collection = models.ForeignKey(Collection, related_name='chunks', on_delete=models.CASCADE)
uid = models.CharField(db_index=True, blank=False, null=False, max_length=60, validators=[UidValidator])
collection = models.ForeignKey(Collection, related_name="chunks", on_delete=models.CASCADE)
chunkFile = models.FileField(upload_to=chunk_directory_path, max_length=150, unique=True)
def __str__(self):
return self.uid
class Meta:
unique_together = ('collection', 'uid')
unique_together = ("collection", "uid")
def generate_stoken_uid():
return get_random_string(32, allowed_chars='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_')
return get_random_string(32, allowed_chars="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_")
class Stoken(models.Model):
uid = models.CharField(db_index=True, unique=True, blank=False, null=False, default=generate_stoken_uid,
max_length=43, validators=[UidValidator])
uid = models.CharField(
db_index=True,
unique=True,
blank=False,
null=False,
default=generate_stoken_uid,
max_length=43,
validators=[UidValidator],
)
class CollectionItemRevision(models.Model):
stoken = models.OneToOneField(Stoken, on_delete=models.PROTECT)
uid = models.CharField(db_index=True, unique=True, blank=False, null=False,
max_length=43, validators=[UidValidator])
item = models.ForeignKey(CollectionItem, related_name='revisions', on_delete=models.CASCADE)
uid = models.CharField(
db_index=True, unique=True, blank=False, null=False, max_length=43, validators=[UidValidator]
)
item = models.ForeignKey(CollectionItem, related_name="revisions", on_delete=models.CASCADE)
meta = models.BinaryField(editable=True, blank=False, null=False)
current = models.BooleanField(db_index=True, default=True, null=True)
deleted = models.BooleanField(default=False)
class Meta:
unique_together = ('item', 'current')
unique_together = ("item", "current")
def __str__(self):
return '{} {} current={}'.format(self.uid, self.item.uid, self.current)
return "{} {} current={}".format(self.uid, self.item.uid, self.current)
class RevisionChunkRelation(models.Model):
chunk = models.ForeignKey(CollectionItemChunk, related_name='revisions_relation', on_delete=models.CASCADE)
revision = models.ForeignKey(CollectionItemRevision, related_name='chunks_relation', on_delete=models.CASCADE)
chunk = models.ForeignKey(CollectionItemChunk, related_name="revisions_relation", on_delete=models.CASCADE)
revision = models.ForeignKey(CollectionItemRevision, related_name="chunks_relation", on_delete=models.CASCADE)
class Meta:
ordering = ('id', )
ordering = ("id",)
class AccessLevels(models.IntegerChoices):
@@ -164,28 +178,22 @@ class AccessLevels(models.IntegerChoices):
class CollectionMember(models.Model):
stoken = models.OneToOneField(Stoken, on_delete=models.PROTECT, null=True)
collection = models.ForeignKey(Collection, related_name='members', on_delete=models.CASCADE)
collection = models.ForeignKey(Collection, related_name="members", on_delete=models.CASCADE)
user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
encryptionKey = models.BinaryField(editable=True, blank=False, null=False)
collectionType = models.ForeignKey(CollectionType, on_delete=models.PROTECT, null=True)
accessLevel = models.IntegerField(
choices=AccessLevels.choices,
default=AccessLevels.READ_ONLY,
)
accessLevel = models.IntegerField(choices=AccessLevels.choices, default=AccessLevels.READ_ONLY,)
class Meta:
unique_together = ('user', 'collection')
unique_together = ("user", "collection")
def __str__(self):
return '{} {}'.format(self.collection.uid, self.user)
return "{} {}".format(self.collection.uid, self.user)
def revoke(self):
with transaction.atomic():
CollectionMemberRemoved.objects.update_or_create(
collection=self.collection, user=self.user,
defaults={
'stoken': Stoken.objects.create(),
},
collection=self.collection, user=self.user, defaults={"stoken": Stoken.objects.create(),},
)
self.delete()
@@ -193,36 +201,32 @@ class CollectionMember(models.Model):
class CollectionMemberRemoved(models.Model):
stoken = models.OneToOneField(Stoken, on_delete=models.PROTECT, null=True)
collection = models.ForeignKey(Collection, related_name='removed_members', on_delete=models.CASCADE)
collection = models.ForeignKey(Collection, related_name="removed_members", on_delete=models.CASCADE)
user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
class Meta:
unique_together = ('user', 'collection')
unique_together = ("user", "collection")
def __str__(self):
return '{} {}'.format(self.collection.uid, self.user)
return "{} {}".format(self.collection.uid, self.user)
class CollectionInvitation(models.Model):
uid = models.CharField(db_index=True, blank=False, null=False,
max_length=43, validators=[UidValidator])
uid = models.CharField(db_index=True, blank=False, null=False, max_length=43, validators=[UidValidator])
version = models.PositiveSmallIntegerField(default=1)
fromMember = models.ForeignKey(CollectionMember, on_delete=models.CASCADE)
# FIXME: make sure to delete all invitations for the same collection once one is accepted
# Make sure to not allow invitations if already a member
user = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='incoming_invitations', on_delete=models.CASCADE)
user = models.ForeignKey(settings.AUTH_USER_MODEL, related_name="incoming_invitations", on_delete=models.CASCADE)
signedEncryptionKey = models.BinaryField(editable=False, blank=False, null=False)
accessLevel = models.IntegerField(
choices=AccessLevels.choices,
default=AccessLevels.READ_ONLY,
)
accessLevel = models.IntegerField(choices=AccessLevels.choices, default=AccessLevels.READ_ONLY,)
class Meta:
unique_together = ('user', 'fromMember')
unique_together = ("user", "fromMember")
def __str__(self):
return '{} {}'.format(self.fromMember.collection.uid, self.user)
return "{} {}".format(self.fromMember.collection.uid, self.user)
@cached_property
def collection(self):