#Copyright (c) 2014, Joseph Hunkeler <jhunkeler at gmail.com>
#All rights reserved.
#
#Redistribution and use in source and binary forms, with or without
#modification, are permitted provided that the following conditions are met:
#
#1. Redistributions of source code must retain the above copyright notice, this
#   list of conditions and the following disclaimer. 
#2. Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the following disclaimer in the documentation
#   and/or other materials provided with the distribution.
#
#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
#ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
#WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
#DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
#ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
#(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
#LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
#ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
#(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
#SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os
from collections import OrderedDict

__all__ = ['SexConfigBase']

class SexConfigBase(object):
    def __init__(self, filename):
        self.filename = os.path.abspath(filename)
        self.pairs = OrderedDict()
        self.comment = '#'
    
    def diff(self, obj):
        if self.pairs != obj.pairs:
            return True
        return False            
    
    def read(self):
        pass
    
    def write(self, filename=None):
        pass
    
    def __getitem__(self, key):
        return self.pairs[key]
    
    def __setitem__(self, key, item):
        self.pairs[key] = item
    
    def __iter__(self):
        return self.pairs.iteritems()