# -*- coding: utf-8 -*-

#Copyright (C) 2009  Sandro Knauß <bugs@sandroknauss.de>

#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;

#either version 3 of the License, or any later version.

#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, see <http://www.gnu.org/licenses/>.

import re

from .error import InvalidTel

class Telnumber:

    re_telnum=re.compile(r'^\s*(\+)?([0-9\s\-/\(\)]){5,}\s*$')

    re_land=re.compile(r'^\s*(\+|00)(?P<land>[1-9]{2})')

    re_number=re.compile(r'[^0-9]')

    std_land="49"

    def __init__(self,number=None):

        if not(number is  None):

            self.createNumber(number)

    def createNumber(self, number):

        if not self.re_telnum.match(number):

            raise InvalidTel(number)

        self.land=self.std_land

        land=self.re_land.match(number)

        if land:

            self.land=land.group("land")

            number=number[land.end("land"):]

        number=self.re_number.sub('',number)

        if number[0]=="0":

            number=number[1:]

        self.number = number

    def __eq__(self, y):

        return ((self.number == y.number) and ( self.land == y.land))

    def __ne__(self, y):

        return not self.__eq__(y)

    def __hash__(self):

        return str(self).__hash__()

    def __str__(self):

        return "00%s%s"%(self.land,self.number)

    def __repr__(self):

        return "<Telnumber %s>"%str(self)