tailbone/tailbone/forms/renderers/bouncer.py
2017-07-06 23:47:56 -05:00

63 lines
2 KiB
Python

# -*- coding: utf-8 -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2017 Lance Edgar
#
# This file is part of Rattail.
#
# Rattail is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# Rattail. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
"""
Batch Field Renderers
"""
from __future__ import unicode_literals
import os
import stat
import random
from formalchemy.ext import fsblob
class BounceMessageFieldRenderer(fsblob.FileFieldRenderer):
"""
Custom file field renderer for email bounce messages. In readonly mode,
shows the filename and size.
"""
@classmethod
def new(cls, request, handler):
name = 'Configured%s_%s' % (cls.__name__, unicode(random.random())[2:])
return type(str(name), (cls,), dict(request=request, handler=handler))
@property
def storage_path(self):
return self.handler.root_msgdir
def get_size(self):
size = super(BounceMessageFieldRenderer, self).get_size()
if size:
return size
bounce = self.field.parent.model
path = os.path.join(self.handler.msgpath(bounce))
if os.path.isfile(path):
return os.stat(path)[stat.ST_SIZE]
return 0
def get_url(self, filename):
bounce = self.field.parent.model
return self.request.route_url('emailbounces.download', uuid=bounce.uuid)