manila-ui/manila_ui/dashboards/admin/share_snapshots/tables.py

129 lines
4.0 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from django.template.defaultfilters import title # noqa
from django.urls import reverse
from django.utils.translation import pgettext_lazy
from django.utils.translation import ugettext_lazy as _
from django.utils.translation import ungettext_lazy
from horizon import exceptions
from horizon import tables
from manila_ui.api import manila
import manila_ui.dashboards.project.share_snapshots.tables as ss_tables
from manila_ui.dashboards.project.shares import tables as shares_tables
def get_size(share):
return _("%sGiB") % share.size
class ShareSnapshotShareNameColumn(tables.Column):
def get_link_url(self, snapshot):
return reverse(self.link, args=(snapshot.share_id,))
class DeleteShareSnapshot(tables.DeleteAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Delete Snapshot",
u"Delete Snapshots",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Deleted Snapshot",
u"Deleted Snapshots",
count
)
def get_policy_target(self, request, datum=None):
project_id = None
if datum:
project_id = getattr(datum, "project_id", None)
return {"project_id": project_id}
def delete(self, request, obj_id):
obj = self.table.get_object_by_id(obj_id)
name = self.table.get_object_display(obj)
try:
manila.share_snapshot_delete(request, obj_id)
except Exception:
msg = _('Unable to delete snapshot "%s". One or more shares '
'depend on it.')
exceptions.check_message(["snapshots", "dependent"], msg % name)
raise
def allowed(self, request, snapshot=None):
if snapshot:
return snapshot.status.upper() in shares_tables.DELETABLE_STATES
return True
class ShareSnapshotsTable(tables.DataTable):
STATUS_CHOICES = (
("in-use", True),
("available", True),
("creating", None),
("error", False),
)
STATUS_DISPLAY_CHOICES = (
("in-use", pgettext_lazy("Current status of snapshot", u"In-use")),
("available",
pgettext_lazy("Current status of snapshot", u"Available")),
("creating", pgettext_lazy("Current status of snapshot", u"Creating")),
("error", pgettext_lazy("Current status of snapshot", u"Error")),
)
name = tables.WrappingColumn(
"name", verbose_name=_("Name"),
link="horizon:admin:share_snapshots:share_snapshot_detail")
description = tables.Column(
"description",
verbose_name=_("Description"),
truncate=40)
size = tables.Column(
get_size,
verbose_name=_("Size"),
attrs={'data-type': 'size'})
status = tables.Column(
"status",
filters=(title,),
verbose_name=_("Status"),
status=True,
status_choices=STATUS_CHOICES,
display_choices=STATUS_DISPLAY_CHOICES)
source = ShareSnapshotShareNameColumn(
"share",
verbose_name=_("Source"),
link="horizon:admin:shares:detail")
def get_object_display(self, obj):
return obj.name
class Meta(object):
name = "share_snapshots"
verbose_name = _("Share Snapshots")
status_columns = ["status"]
row_class = ss_tables.UpdateShareSnapshotRow
table_actions = (
tables.NameFilterAction,
DeleteShareSnapshot,
)
row_actions = (
DeleteShareSnapshot,
)