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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 Nebula, Inc.
#
# 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.
import logging
from django.core.urlresolvers import reverse
from django.template.defaultfilters import filesizeformat
from django.utils import http
from django.utils.translation import ugettext_lazy as _
from horizon import tables
from openstack_dashboard import api
from openstack_dashboard.api.swift import FOLDER_DELIMITER
LOG = logging.getLogger(__name__)
def wrap_delimiter(name):
if name and not name.endswith(FOLDER_DELIMITER):
return name + FOLDER_DELIMITER
return name
class DeleteContainer(tables.DeleteAction):
data_type_singular = _("Container")
data_type_plural = _("Containers")
success_url = "horizon:project:containers:index"
def delete(self, request, obj_id):
api.swift.swift_delete_container(request, obj_id)
def get_success_url(self, request=None):
"""
Returns the URL to redirect to after a successful action.
"""
current_container = self.table.kwargs.get("container_name", None)
# If the current_container is deleted, then redirect to the default
# completion url
if current_container in self.success_ids:
return self.success_url
return request.get_full_path()
class CreateContainer(tables.LinkAction):
name = "create"
verbose_name = _("Create Container")
url = "horizon:project:containers:create"
classes = ("ajax-modal", "btn-create")
class ListObjects(tables.LinkAction):
name = "list_objects"
verbose_name = _("View Container")
url = "horizon:project:containers:index"
classes = ("btn-list",)
def get_link_url(self, datum=None):
container_name = http.urlquote(datum.name)
args = (wrap_delimiter(container_name),)
return reverse(self.url, args=args)
class UploadObject(tables.LinkAction):
name = "upload"
verbose_name = _("Upload Object")
url = "horizon:project:containers:object_upload"
classes = ("ajax-modal", "btn-upload")
def get_link_url(self, datum=None):
# Usable for both the container and object tables
if getattr(datum, 'container', datum):
# This is a container
container_name = http.urlquote(datum.name)
else:
# This is a table action, and we already have the container name
container_name = self.table.kwargs['container_name']
subfolders = self.table.kwargs.get('subfolder_path', '')
args = (http.urlquote(bit) for bit in
(container_name, subfolders) if bit)
return reverse(self.url, args=args)
def allowed(self, request, datum=None):
if self.table.kwargs.get('container_name', None):
return True
return False
def update(self, request, obj):
# This will only be called for the row, so we can remove the button
# styles meant for the table action version.
self.attrs = {'class': 'ajax-modal'}
def get_size_used(container):
return filesizeformat(container.bytes)
def get_container_link(container):
return reverse("horizon:project:containers:index",
args=(http.urlquote(wrap_delimiter(container.name)),))
class ContainersTable(tables.DataTable):
name = tables.Column("name",
link=get_container_link,
verbose_name=_("Container Name"))
def get_object_id(self, container):
return container.name
class Meta:
name = "containers"
verbose_name = _("Containers")
table_actions = (CreateContainer,)
row_actions = (DeleteContainer,)
browser_table = "navigation"
footer = False
class DeleteObject(tables.DeleteAction):
name = "delete_object"
data_type_singular = _("Object")
data_type_plural = _("Objects")
allowed_data_types = ("objects",)
def delete(self, request, obj_id):
obj = self.table.get_object_by_id(obj_id)
container_name = obj.container_name
api.swift.swift_delete_object(request, container_name, obj_id)
class DeleteMultipleObjects(DeleteObject):
name = "delete_multiple_objects"
data_type_singular = _("Object")
data_type_plural = _("Objects")
allowed_data_types = ("objects",)
class CopyObject(tables.LinkAction):
name = "copy"
verbose_name = _("Copy")
url = "horizon:project:containers:object_copy"
classes = ("ajax-modal", "btn-copy")
allowed_data_types = ("objects",)
def get_link_url(self, obj):
container_name = self.table.kwargs['container_name']
return reverse(self.url, args=(http.urlquote(container_name),
http.urlquote(obj.name)))
class DownloadObject(tables.LinkAction):
name = "download"
verbose_name = _("Download")
url = "horizon:project:containers:object_download"
classes = ("btn-download",)
allowed_data_types = ("objects",)
def get_link_url(self, obj):
container_name = self.table.kwargs['container_name']
return reverse(self.url, args=(http.urlquote(container_name),
http.urlquote(obj.name)))
class ObjectFilterAction(tables.FilterAction):
def _filtered_data(self, table, filter_string):
request = table.request
container = self.table.kwargs['container_name']
subfolder = self.table.kwargs['subfolder_path']
prefix = wrap_delimiter(subfolder) if subfolder else ''
self.filtered_data = api.swift.swift_filter_objects(request,
filter_string,
container,
prefix=prefix)
return self.filtered_data
def filter_subfolders_data(self, table, objects, filter_string):
data = self._filtered_data(table, filter_string)
return [datum for datum in data if
datum.content_type == "application/pseudo-folder"]
def filter_objects_data(self, table, objects, filter_string):
data = self._filtered_data(table, filter_string)
return [datum for datum in data if
datum.content_type != "application/pseudo-folder"]
def allowed(self, request, datum=None):
if self.table.kwargs.get('container_name', None):
return True
return False
def sanitize_name(name):
return name.split(FOLDER_DELIMITER)[-1]
def get_size(obj):
if obj.bytes:
return filesizeformat(obj.bytes)
def get_link_subfolder(subfolder):
container_name = subfolder.container_name
return reverse("horizon:project:containers:index",
args=(http.urlquote(wrap_delimiter(container_name)),
http.urlquote(wrap_delimiter(subfolder.name))))
class ObjectsTable(tables.DataTable):
name = tables.Column("name",
link=get_link_subfolder,
allowed_data_types=("subfolders",),
verbose_name=_("Object Name"),
filters=(sanitize_name,))
size = tables.Column(get_size, verbose_name=_('Size'))
class Meta:
name = "objects"
verbose_name = _("Objects")
table_actions = (ObjectFilterAction, UploadObject,
DeleteMultipleObjects)
row_actions = (DownloadObject, CopyObject, DeleteObject)
data_types = ("subfolders", "objects")
browser_table = "content"
footer = False
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