def create_asset_from_vs_item()

in gnm_deliverables/models.py [0:0]

• 31 lines of code
• 5 McCabe index (conditional complexity)

    def create_asset_from_vs_item(self, item_id, user):
        """
        tries to "adopt" the given existing vidispine item onto this deliverable bundle.
        if the item is already associated with this deliverable bundle then it is returned without re-import.
        can raise NoShapeError if either the item has no original shape, or VSNotFound if the item does not exist.
        can also raise other VSException from gnmvidispine if server communication fails.
        :param item_id: item id to adopt
        :param user: name of the user carrying out the operation, it will be done as this user in VS
        :return: a tuple of (DeliverableAsset, Boolean) where the boolean value indicates whether a new DeliverableAsset
        was created or not
        """
        created = False
        try:
            asset = DeliverableAsset.objects.get(online_item_id=item_id, deliverable=self)
            logger.info(
                'Asset for item "{item_id}" already existed: {asset}'.format(item_id=item_id,
                                                                             asset=asset))
        except DeliverableAsset.DoesNotExist:
            asset = DeliverableAsset(
                online_item_id=item_id,
                deliverable=self
            )
            item = asset.item(user)
            try:
                shape = item.get_shape("master")
            except VSNotFound:
                ##we can tidy the re-raise up later
                raise NoShapeError('No original shape attached to item')

            asset.filename = item.get("originalFilename", allowArray=False)
            asset.absolute_path = item.get("originalUri", allowArray=False)

            files = [x for x in shape.files()]
            if len(files) == 0:
                raise NoShapeError("Original shape had no files on it")
            asset.size = files[0].size
            mtime = None  ##FIXME: sort this out
            asset.ingest_complete_dt = now()
            asset.created_from_existing_item = True
            asset.save()
            created = True

            logger.info(
                'Asset for item "{item_id}" created: {asset}'.format(item_id=item_id, asset=asset))
        return asset, created