superset/commands/dashboard/permalink/create.py
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# to you under the Apache License, Version 2.0 (the
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# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
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import logging
from functools import partial
from sqlalchemy.exc import SQLAlchemyError
from superset import db
from superset.commands.dashboard.permalink.base import BaseDashboardPermalinkCommand
from superset.daos.dashboard import DashboardDAO
from superset.daos.key_value import KeyValueDAO
from superset.dashboards.permalink.exceptions import DashboardPermalinkCreateFailedError
from superset.dashboards.permalink.types import DashboardPermalinkState
from superset.key_value.exceptions import (
KeyValueCodecEncodeException,
KeyValueUpsertFailedError,
)
from superset.key_value.utils import encode_permalink_key, get_deterministic_uuid
from superset.utils.core import get_user_id
from superset.utils.decorators import on_error, transaction
logger = logging.getLogger(__name__)
class CreateDashboardPermalinkCommand(BaseDashboardPermalinkCommand):
"""
Get or create a permalink key for the dashboard.
The same dashboard_id and state for the same user will return the
same permalink.
"""
def __init__(
self,
dashboard_id: str,
state: DashboardPermalinkState,
):
self.dashboard_id = dashboard_id
self.state = state
@transaction(
on_error=partial(
on_error,
catches=(
KeyValueCodecEncodeException,
KeyValueUpsertFailedError,
SQLAlchemyError,
),
reraise=DashboardPermalinkCreateFailedError,
),
)
def run(self) -> str:
self.validate()
dashboard = DashboardDAO.get_by_id_or_slug(self.dashboard_id)
value = {
"dashboardId": str(dashboard.uuid),
"state": self.state,
}
user_id = get_user_id()
entry = KeyValueDAO.upsert_entry(
resource=self.resource,
key=get_deterministic_uuid(self.salt, (user_id, value)),
value=value,
codec=self.codec,
)
db.session.flush()
assert entry.id # for type checks
return encode_permalink_key(key=entry.id, salt=self.salt)
def validate(self) -> None:
pass