def chunk_save(chunk_uid: str, collection: models.Collection,
content_file: ContentFile):
chunk_obj = models.CollectionItemChunk(uid=chunk_uid,
collection=collection)
chunk_obj.chunkFile.save("IGNORED", content_file)
chunk_obj.save()
return chunk_obj
def process_revisions_for_item(item: models.CollectionItem,
revision_data: CollectionItemRevisionInOut):
chunks_objs = []
revision = models.CollectionItemRevision(**revision_data.dict(
exclude={"chunks"}),
item=item)
revision.validate_unique() # Verify there aren't any validation issues
for chunk in revision_data.chunks:
uid = chunk[0]
chunk_obj = models.CollectionItemChunk.objects.filter(uid=uid).first()
content = chunk[1] if len(chunk) > 1 else None
# If the chunk already exists we assume it's fine. Otherwise, we upload it.
if chunk_obj is None:
if content is not None:
chunk_obj = models.CollectionItemChunk(
uid=uid, collection=item.collection)
chunk_obj.chunkFile.save("IGNORED", ContentFile(content))
chunk_obj.save()
else:
raise ValidationError(
"chunk_no_content",
"Tried to create a new chunk without content")
chunks_objs.append(chunk_obj)
stoken = models.Stoken.objects.create()
revision.stoken = stoken
revision.save()
for chunk2 in chunks_objs:
models.RevisionChunkRelation.objects.create(chunk=chunk2,
revision=revision)
return revision