# Copyright (c) 2003-2005 Maxim Sobolev. All rights reserved.
# Copyright (c) 2006-2014 Sippy Software, Inc. All rights reserved.
#
# 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 HOLDER 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.

from sippy.SipGenericHF import SipGenericHF

from functools import reduce

class SipSupported(SipGenericHF):
    hf_names = ('supported',)
    caps = None

    def __init__(self, body = None, caps = None):
        SipGenericHF.__init__(self, body)
        if body == None:
            self.parsed = True
            self.caps = caps[:]

    def parse(self):
        self.caps = [x.strip() for x in self.body.split(',')]
        self.parsed = True

    def __str__(self):
        if not self.parsed:
            return self.body
        return reduce(lambda x,y: '%s,%s' % (x, y), self.caps)

    def getCopy(self):
        if not self.parsed:
            return SipSupported(self.body)
        return SipSupported(caps = self.caps)

    def getCanName(self, name, compact = False):
        if compact:
            return 'k'
        return 'Supported'
