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# -*- coding: utf-8 -*-
"""
Copyright(C) 2010 Romain Bignon
This program 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, version 3 of the License.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
"""
class Backend(object):
# Module name.
NAME = None
# Name of the maintainer of this module.
MAINTAINER = '<unspecifier>'
EMAIL = '<unspecified>'
VERSION = '<unspecified>'
# Description
DESCRIPTION = '<unspecified>'
# Configuration required for this module. # Values must be ConfigField
# objects.
CONFIG = {}
class ConfigField(object):
def __init__(self, default=None, is_masked=False, regexp=None, description=None):
self.default = default
self.is_masked = is_masked
self.regexp = regexp
self.description = description
class ConfigError(Exception): pass
self.config = {}
for name, field in self.CONFIG.iteritems():
value = config.get(name, field.default)
if value is None:
raise Backend.ConfigError("Missing parameter '%s' (%s)" % (name, field.description))
if field.regexp and re.match(field.regexp, str(value)):
raise Backend.ConfigError("Value of '%s' does not match regexp '%s'" % (name, field.regexp))
if not field.default is None:
if isinstance(field.default, bool):
value = value.lower() in ('1', 'true', 'on', 'yes')
elif isinstance(field.default, int):
value = float(value)
self.config[name] = value
for c in caps:
if isinstance(self, c):
return True
return False