# 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
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

# -*- coding: utf-8 -*-
from twisted.web import soap, xmlrpc

from ..controller.viewinterface import Interface

from ..error import InterfaceException, ValidateException

class TwistedInterface(Interface):
    """Class that addes needed function for XML-RPC/SOAP"""
    def __init__(self):
        Interface.__init__(self)

    def listMethods(self):
        """Since we override lookupProcedure, its suggested to override
        listProcedures too.
        """
        return self.listProcedures()
  

    def listProcedures(self):
        """returns a list of all functions that are allowed to call via XML-RPC."""
        return ['listMethods','status','sms','fax','mail','routes','defaultRoute','bill','telnumber','email']


class XMLRPCInterface(TwistedInterface,xmlrpc.XMLRPC): 
    """XML-RPC interface"""
    def __init__(self):
        xmlrpc.XMLRPC.__init__(self) 
        TwistedInterface.__init__(self)
    
    def lookupProcedure(self, procedurePath):
        if procedurePath not in self.listProcedures():
            raise xmlrpc.NoSuchFunction(self.NOT_FOUND,
                        "procedure %s not found" % procedurePath)
        try:
            return getattr(self,procedurePath)
        except KeyError:
            raise xmlrpc.NoSuchFunction(self.NOT_FOUND,
                        "procedure %s not found" % procedurePath)

    def _ebRender(self, failure):
        if isinstance(failure.value, InterfaceException):
            return xmlrpc.Fault(failure.value.code, failure.value.msg)
        if isinstance(failure.value, ValidateException):
            return xmlrpc.Fault(failure.value.code, failure.value.msg)
        return xmlrpc.XMLRPC._ebRender(self, failure)


class SOAPInterface(TwistedInterface,soap.SOAPPublisher): 
    """SOAP interface"""
    def __init__(self):
        soap.SOAPPublisher.__init__(self) 
        TwistedInterface.__init__(self)
        
    def lookupFunction(self, functionName):
        if functionName in self.listProcedures():
            function = getattr(self, functionName, None)
            if function:
                return function, getattr(function, "useKeywords", False)
            return None
        else:
            return None

def appendResource(root):
    """adding XML-RPC and SOAP to root."""
    root.putChild('RPC2', XMLRPCInterface())
    root.putChild('SOAP', SOAPInterface())
    return root

if __name__ == '__main__':
    from twisted.web import resource, server
    from twisted.internet import reactor
    
    root = resource.Resource()
    root = appendResource(root)
    reactor.listenTCP(7080, server.Site(root))
    reactor.run()