def delete_orphaned_files(modeladmin, request, queryset=None):
"""
Deletes orphaned files, i.e. media files existing in storage that are not in the database.
"""
execute = request.POST.get('execute')
storage = get_media_storage()
broken_node_links = []
orphaned_files_choices = []
broken_nodes, orphaned_files = get_broken_media()
for node in broken_nodes:
link = mark_safe('<a href="%s">%s</a>' % (node.get_admin_url(), node.__unicode__()))
broken_node_links.append(link)
for storage_name in orphaned_files:
file_path = storage.path(storage_name)
link = mark_safe('<a href="%s">%s</a>' % (
storage.url(storage_name), file_path))
orphaned_files_choices.append((storage_name, link))
if not len(orphaned_files_choices) and not len(broken_node_links):
messages.success(request, message=_('There are no orphaned files.'))
return HttpResponseRedirect('')
if execute:
form = DeleteOrphanedFilesForm(queryset, orphaned_files_choices, request.POST)
if form.is_valid():
form.save()
node = FileNode.get_top_node()
messages.success(request, message=ungettext('Deleted %i file from storage.', 'Deleted %i files from storage.', len(form.success_files)) % len(form.success_files))
if form.error_files:
messages.error(request, message=_('The following files could not be deleted from storage:')+' '+repr(form.error_files))
return HttpResponseRedirect(node.get_admin_url())
if not execute:
if len(orphaned_files_choices) > 0:
form = DeleteOrphanedFilesForm(queryset, orphaned_files_choices)
else:
form = None
c = get_actions_context(modeladmin)
c.update({
'title': _('Orphaned files'),
'submit_label': _('Delete selected files'),
'form': form,
'select_all': 'selected_files',
'node_list_title': _('The following files in the database do not exist in storage. You should fix these media objects:'),
'node_list': broken_node_links,
})
return render_to_response('admin/media_tree/filenode/actions_form.html', c, context_instance=RequestContext(request))
def delete_orphaned_files(modeladmin, request, queryset=None):
from unicodedata import normalize
execute = request.POST.get("execute")
media_subdir = app_settings.MEDIA_TREE_UPLOAD_SUBDIR
files_in_storage = []
storage = get_media_storage()
files_in_db = []
nodes_with_missing_file_links = []
for node in FileNode.objects.filter(node_type=FileNode.FILE):
path = node.file.path
# need to normalize unicode path due to https://code.djangoproject.com/ticket/16315
path = normalize("NFC", path)
files_in_db.append(path)
if not storage.exists(node.file):
link = mark_safe('<a href="%s">%s</a>' % (node.get_admin_url(), node.__unicode__()))
nodes_with_missing_file_links.append(link)
files_in_storage = [
storage.path(os.path.join(media_subdir, filename)) for filename in storage.listdir(media_subdir)[1]
]
orphaned_files_choices = []
for file_path in files_in_storage:
# need to normalize unicode path due to https://code.djangoproject.com/ticket/16315
file_path = normalize("NFC", file_path)
if not file_path in files_in_db:
storage_name = os.path.join(media_subdir, os.path.basename(file_path))
link = mark_safe('<a href="%s">%s</a>' % (storage.url(storage_name), file_path))
orphaned_files_choices.append((storage_name, link))
if not len(orphaned_files_choices) and not len(nodes_with_missing_file_links):
request.user.message_set.create(message=_("There are no orphaned files."))
return HttpResponseRedirect("")
if execute:
form = DeleteOrphanedFilesForm(queryset, orphaned_files_choices, request.POST)
if form.is_valid():
form.save()
node = FileNode.get_top_node()
request.user.message_set.create(
message=ungettext(
"Deleted %i file from storage.", "Deleted %i files from storage.", len(form.success_files)
)
% len(form.success_files)
)
if form.error_files:
request.user.message_set.create(
message=_("The following files could not be deleted from storage:") + " " + repr(form.error_files)
)
return HttpResponseRedirect(node.get_admin_url())
if not execute:
if len(orphaned_files_choices) > 0:
form = DeleteOrphanedFilesForm(queryset, orphaned_files_choices)
else:
form = None
c = get_actions_context(modeladmin)
c.update(
{
"title": _("Orphaned files"),
"submit_label": _("Delete selected files"),
"form": form,
"select_all": "selected_files",
"node_list_title": _(
"The following files in the database do not exist in storage. You should fix these media objects:"
),
"node_list": nodes_with_missing_file_links,
}
)
return render_to_response(
"admin/media_tree/filenode/actions_form.html", c, context_instance=RequestContext(request)
)
def delete_orphaned_files(modeladmin, request, queryset=None):
"""
Deletes orphaned files, i.e. media files existing in storage that are not in the database.
"""
execute = request.POST.get('execute')
storage = get_media_storage()
broken_node_links = []
orphaned_files_choices = []
broken_nodes, orphaned_files = get_broken_media()
for node in broken_nodes:
link = mark_safe('<a href="%s">%s</a>' %
(node.get_admin_url(), node.__unicode__()))
broken_node_links.append(link)
for storage_name in orphaned_files:
file_path = storage.path(storage_name)
link = mark_safe('<a href="%s">%s</a>' %
(storage.url(storage_name), file_path))
orphaned_files_choices.append((storage_name, link))
if not len(orphaned_files_choices) and not len(broken_node_links):
messages.success(request, message=_('There are no orphaned files.'))
return HttpResponseRedirect('')
if execute:
form = DeleteOrphanedFilesForm(queryset, orphaned_files_choices,
request.POST)
if form.is_valid():
form.save()
node = FileNode.get_top_node()
messages.success(
request,
message=ungettext('Deleted %i file from storage.',
'Deleted %i files from storage.',
len(form.success_files)) %
len(form.success_files))
if form.error_files:
messages.error(
request,
message=
_('The following files could not be deleted from storage:')
+ ' ' + repr(form.error_files))
return HttpResponseRedirect(node.get_admin_url())
if not execute:
if len(orphaned_files_choices) > 0:
form = DeleteOrphanedFilesForm(queryset, orphaned_files_choices)
else:
form = None
c = get_actions_context(modeladmin)
c.update({
'title':
_('Orphaned files'),
'submit_label':
_('Delete selected files'),
'form':
form,
'select_all':
'selected_files',
'node_list_title':
_('The following files in the database do not exist in storage. You should fix these media objects:'
),
'node_list':
broken_node_links,
})
return render_to_response('admin/media_tree/filenode/actions_form.html',
c,
context_instance=RequestContext(request))
