# Copyright (c) 2012 netzguerilla.net <iro@netzguerilla.net>

# 

# This file is part of Iro.

# 

# Permission is hereby granted, free of charge, to any person obtaining a copy of

# this software and associated documentation files (the "Software"), to deal in

# the Software without restriction, including without limitation the rights to use,

# copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the

# #Software, and to permit persons to whom the Software is furnished to do so,

# subject to the following conditions:

# 

# The above copyright notice and this permission notice shall be included in

# all copies or substantial portions of the Software.

# 

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,

# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A

# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION

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from functools import partial

from twisted.web.xmlrpc import Proxy

import xmlrpc.client as xmlrpclib

from decimal import Decimal

from .provider import providers, Provider

from ..config import Option

from ..validate import vFloat

from ..model.status import Status

from ..error import NoTyp

from .. import __version__

class Sipgate(Provider):

    """

        s. auch http.tuxad.com/sipgate.html

        und http://lists.sipgate.net/pipermail/sipgate-developers/2007-September/000016.html

        http://www.sipgate.de/beta/public/static/downloads/basic/api/sipgate_api_documentation.pdf

        See :doc:`provider` for a tutorial, how to create a new provider backend. This turorial implements this provider.

    """

    url="https://%s:%s@samurai.sipgate.net/RPC2"

    """XML-RPC url for sipgate"""

    def __init__(self,name):

        options =[("username", Option(lambda x,y: x,long="Loginname for sipgate", must=True)),

                  ("password", Option(lambda x,y: x,long="Password for sipgate", must=True)),

                  ("price_sms", Option(vFloat, long="price for one sms", default="0.079")),

                  ("price_fax", Option(vFloat, long="price for one fax", default="0.03")),

                  ]

        Provider.__init__(self, name, {"sms" : [None], "fax":[None]}, options)

    def proxy(self):

        """returns a XML-RPC proxy object to sipgate API."""

        return Proxy(self.url%(self.username, self.password))

    def load(self,cfg):

        """Loads configuration into object.

        :param dict cfg: The Configuration dict. Normally you use ``configParser.items("section")``.

        """

        Provider.load(self,cfg)

        #return self.clientIdentify()

    def clientIdentify(self):

        """identificaton of client to sipgate server."""

        args_identify = {

                "ClientName"    : "Iro",

                "ClientVersion" : __version__,

                "ClientVendor"  : "netzguerilla.net"

                }

        return self.proxy().callRemote("samurai.ClientIdentify", args_identify)

    def sms(self, recipient, sms):

        """send one SMS to recimpient.

        :param `iro.telnumber.Telnumber` recipient: mobilenumber of recipient

        :param `iro.model.message.SMS` sms: the sms to send

        :return: a deferrer

        """

        args={

                "TOS" : "text",

                "Content" : sms.getContent(),

                "RemoteUri" : "sip:%s%s@sipgate.net"%(recipient.land, recipient.number),

                }

        return self.proxy().callRemote("samurai.SessionInitiate",args)

    def fax(self, recipient, fax):

        """send one fax to recimpient.

        :param `iro.telnumber.Telnumber` recipient: faxnumber of recipient

        :param `iro.model.message.Fax` fax: the fax to send

        :return: a deferrer.

        """

        args={

            "TOS" : "fax",

            "Content" : xmlrpclib.Binary(fax.getAttachment(0)),

            "RemoteUri" : "sip:%s%s@sipgate.net"%(recipient.land, recipient.number),

            }

        return self.proxy().callRemote("samurai.SessionInitiate",args)

    def _status(self,value,typ):

        """returns a :class:`~iro.model.status.Status` object.

        :raises: :exc:`iro.error.NoTyp`

        """

        if typ not  in self.typs.keys():

            raise NoTyp(typ)

        return Status(self, None, Decimal(getattr(self,"price_"+typ)), 1, value["SessionID"])

    def send(self, typ, recipient, msg):

        """send msg to recipient.

        :param string typ: Typ of message.

        :param `iro.telnumber.Telnumber` recipient: telnumber of recipient

        :param msg: the msg to send

        :type msg: :class:`iro.model.message.Fax` or :class:`iro.model.message.SMS`

        :return: a deferrer, that returns a :class:`~iro.model.status.Status` object

        :raises: :exc:`iro.error.NoTyp`

        """

        if typ not  in self.typs.keys():

            raise NoTyp(typ)

        d = getattr(self,typ)(recipient, msg)

        d.addCallback(self._status, typ)

        return d

    def getSendFunc(self, typ, route):

        """returns :meth:`send` method with bound typ, if typ and route is valid."""

        Provider.getSendFunc(self, typ, route)

        return partial(self.send, typ)

providers["sipgate"] = Sipgate