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# -*- coding: UTF-8 -*-
# Copyright 2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
# Author: Saleem Abdulrasool <compnerd@gentoo.org>
# Maintainer: Gentoo Java Herd <java@gentoo.org>
# Java Subsystem Configuration Utility for Gentoo Linux
# ChangeLog
# Saleem A. <compnerd@gentoo.org>
# December 30, 2004 - Initial Rewrite
# - Based on the collective works of the following:
# {karltk,axxo,aether}@gentoo.org
from Errors import *
import os
class EnvFileParser:
config = {}
def __init__(self, file):
self.config.clear()
# Create the config from the file
if not os.path.isfile(file):
raise InvalidConfigError(file)
if not os.access(file, os.R_OK):
raise PermissionError
stream = open(file, 'r')
read = stream.readline()
while read:
if read.isspace() or read == '' or read.startswith('#'):
read = stream.readline()
else:
read = read.split('\n')[0]
name, value = read.split('=')
if value == '':
raise InvalidConfigError(file)
value = value.strip('\\').strip('\'\"')
values = value.split(':')
for item in values:
if item.find('${') >= 0:
item = item[item.find('${')+2:item.find('}')]
if self.config.has_key(item):
val = self.config[item]
else:
val = ''
value = value.replace('${%s}' % item, val)
else:
if self.config.has_key(item):
val = self.config[item]
else:
val = ''
value = value.replace('$%s' % item, val)
self.config[name] = value
read = stream.readline()
stream.close()
def get_config(self):
return self.config.copy()
# vim:set expandtab tabstop=3 shiftwidth=3 softtabstop=3:
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