#!/usr/bin/python
################################################################################
#
# SOAP.py 0.9.7 - Cayce Ullman    (cayce@actzero.com)
#                 Brian Matthews  (blm@actzero.com)
#
# INCLUDED:
# - General SOAP Parser based on sax.xml (requires Python 2.0)
# - General SOAP Builder
# - SOAP Proxy for RPC client code
# - SOAP Server framework for RPC server code
#
# FEATURES:
# - Handles all of the types in the BDG
# - Handles faults
# - Allows namespace specification
# - Allows SOAPAction specification
# - Homogeneous typed arrays
# - Supports multiple schemas
# - Header support (mustUnderstand and actor)
# - XML attribute support
# - Multi-referencing support (Parser/Builder)
# - Understands SOAP-ENC:root attribute
# - Good interop, passes all client tests for Frontier, SOAP::LITE, SOAPRMI
# - Encodings
# - SSL clients (with OpenSSL configured in to Python)
# - SSL servers (with OpenSSL configured in to Python and M2Crypto installed)
#
# TODO:
# - Timeout on method calls - MCU
# - Arrays (sparse, multidimensional and partial) - BLM
# - Clean up data types - BLM
# - Type coercion system (Builder) - MCU
# - Early WSDL Support - MCU
# - Attachments - BLM
# - setup.py - MCU
# - mod_python example - MCU
# - medusa example - MCU
# - Documentation - JAG
# - Look at performance
#
################################################################################
#
# Copyright (c) 2001, Cayce Ullman.
# Copyright (c) 2001, Brian Matthews.
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 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.
#
# Neither the name of actzero, inc. nor the names of its contributors may
# be used to endorse or promote products derived from this software without
# specific prior written permission.
#
# 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 REGENTS 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.
#
################################################################################
#
# Additional changes:
# 4/11/2002 - Mark Pilgrim (f8dy@diveintomark.org)
#   added "dump_str" as alias for "dump_string" for Python 2.2 compatibility
#   Between 2.1 and 2.2, type("").__name__ changed from "string" to "str"

import xml.sax
import UserList
import base64
import cgi
import urllib
import exceptions
import copy
import re
import socket
import string
import sys
import time
import SocketServer
from types import *

try: from M2Crypto import SSL
except: pass

ident = '$Id: SOAP.py,v 1.1.1.1 2002/04/12 03:51:11 f8dy Exp $'

__version__ = "0.9.7.1"

# Platform hackery

# Check float support
try:
    float("NaN")
    float("INF")
    float("-INF")
    good_float = 1
except:
    good_float = 0

################################################################################
# Exceptions
################################################################################
class Error(exceptions.Exception):
    def __init__(self, msg):
        self.msg = msg
    def __str__(self):
        return "<Error : %s>" % self.msg
    __repr__ = __str__

class RecursionError(Error):
    pass

class UnknownTypeError(Error):
    pass

class HTTPError(Error):
    # indicates an HTTP protocol error
    def __init__(self, code, msg):
        self.code = code
        self.msg  = msg
    def __str__(self):
        return "<HTTPError %s %s>" % (self.code, self.msg)
    __repr__ = __str__

##############################################################################
# Namespace Class
################################################################################
def invertDict(dict):
    d = {}

    for k, v in dict.items():
        d[v] = k

    return d

class NS:
    XML  = "http://www.w3.org/XML/1998/namespace"

    ENV  = "http://schemas.xmlsoap.org/soap/envelope/"
    ENC  = "http://schemas.xmlsoap.org/soap/encoding/"

    XSD  = "http://www.w3.org/1999/XMLSchema"
    XSD2 = "http://www.w3.org/2000/10/XMLSchema"
    XSD3 = "http://www.w3.org/2001/XMLSchema"

    XSD_L = [XSD, XSD2, XSD3]
    EXSD_L= [ENC, XSD, XSD2, XSD3]

    XSI   = "http://www.w3.org/1999/XMLSchema-instance"
    XSI2  = "http://www.w3.org/2000/10/XMLSchema-instance"
    XSI3  = "http://www.w3.org/2001/XMLSchema-instance"
    XSI_L = [XSI, XSI2, XSI3]

    URN   = "http://soapinterop.org/xsd"

    # For generated messages
    XML_T = "xml"
    ENV_T = "SOAP-ENV"
    ENC_T = "SOAP-ENC"
    XSD_T = "xsd"
    XSD2_T= "xsd2"
    XSD3_T= "xsd3"
    XSI_T = "xsi"
    XSI2_T= "xsi2"
    XSI3_T= "xsi3"
    URN_T = "urn"

    NSMAP       = {ENV_T: ENV, ENC_T: ENC, XSD_T: XSD, XSD2_T: XSD2,
                    XSD3_T: XSD3, XSI_T: XSI, XSI2_T: XSI2, XSI3_T: XSI3,
                    URN_T: URN}
    NSMAP_R     = invertDict(NSMAP)

    STMAP       = {'1999': (XSD_T, XSI_T), '2000': (XSD2_T, XSI2_T),
                    '2001': (XSD3_T, XSI3_T)}
    STMAP_R     = invertDict(STMAP)

    def __init__(self):
        raise Error, "Don't instantiate this"

################################################################################
# Configuration class
################################################################################

class SOAPConfig:
    __readonly = ('SSLserver', 'SSLclient')

    def __init__(self, config = None, **kw):
        d = self.__dict__

        if config:
            if not isinstance(config, SOAPConfig):
                raise AttributeError, \
                    "initializer must be SOAPConfig instance"

            s = config.__dict__

            for k, v in s.items():
                if k[0] != '_':
                    d[k] = v
        else:
            # Setting debug also sets returnFaultInfo, dumpFaultInfo,
            # dumpHeadersIn, dumpHeadersOut, dumpSOAPIn, and dumpSOAPOut
            self.debug = 0
            # Setting namespaceStyle sets typesNamespace, typesNamespaceURI,
            # schemaNamespace, and schemaNamespaceURI
            self.namespaceStyle = '1999'
            self.strictNamespaces = 0
            self.typed = 1
            self.buildWithNamespacePrefix = 1
            self.returnAllAttrs = 0

            try: SSL; d['SSLserver'] = 1
            except: d['SSLserver'] = 0

            try: socket.ssl; d['SSLclient'] = 1
            except: d['SSLclient'] = 0

        for k, v in kw.items():
            if k[0] != '_':
                setattr(self, k, v)

    def __setattr__(self, name, value):
        if name in self.__readonly:
            raise AttributeError, "readonly configuration setting"

        d = self.__dict__

        if name in ('typesNamespace', 'typesNamespaceURI',
            'schemaNamespace', 'schemaNamespaceURI'):

            if name[-3:] == 'URI':
                base, uri = name[:-3], 1
            else:
                base, uri = name, 0

            if type(value) == StringType:
                if NS.NSMAP.has_key(value):
                    n = (value, NS.NSMAP[value])
                elif NS.NSMAP_R.has_key(value):
                    n = (NS.NSMAP_R[value], value)
                else:
                    raise AttributeError, "unknown namespace"
            elif type(value) in (ListType, TupleType):
                if uri:
                    n = (value[1], value[0])
                else:
                    n = (value[0], value[1])
            else:
                raise AttributeError, "unknown namespace type"

            d[base], d[base + 'URI'] = n

            try:
                d['namespaceStyle'] = \
                    NS.STMAP_R[(d['typesNamespace'], d['schemaNamespace'])]
            except:
                d['namespaceStyle'] = ''

        elif name == 'namespaceStyle':
            value = str(value)

            if not NS.STMAP.has_key(value):
                raise AttributeError, "unknown namespace style"

            d[name] = value
            n = d['typesNamespace'] = NS.STMAP[value][0]
            d['typesNamespaceURI'] = NS.NSMAP[n]
            n = d['schemaNamespace'] = NS.STMAP[value][1]
            d['schemaNamespaceURI'] = NS.NSMAP[n]

        elif name == 'debug':
            d[name]                     = \
                d['returnFaultInfo']    = \
                d['dumpFaultInfo']      = \
                d['dumpHeadersIn']      = \
                d['dumpHeadersOut']     = \
                d['dumpSOAPIn']         = \
                d['dumpSOAPOut']        = value

        else:
            d[name] = value

Config = SOAPConfig()

################################################################################
# Types and Wrappers
################################################################################

class anyType:
    _validURIs = (NS.XSD, NS.XSD2, NS.XSD3, NS.ENC)

    def __init__(self, data = None, name = None, typed = 1, attrs = None):
        if self.__class__ == anyType:
            raise Error, "anyType can't be instantiated directly"

        if type(name) in (ListType, TupleType):
            self._ns, self._name = name
        else:
            self._ns, self._name = self._validURIs[0], name
        self._typed = typed
        self._attrs = {}

        self._cache = None
        self._type = self._typeName()

        self._data = self._checkValueSpace(data)

        if attrs != None:
            self._setAttrs(attrs)

    def __str__(self):
        if self._name:
            return "<%s %s at %d>" % (self.__class__, self._name, id(self))
        return "<%s at %d>" % (self.__class__, id(self))

    __repr__ = __str__

    def _checkValueSpace(self, data):
        return data

    def _marshalData(self):
        return str(self._data)

    def _marshalAttrs(self, ns_map, builder):
        a = ''

        for attr, value in self._attrs.items():
            ns, n = builder.genns(ns_map, attr[0])
            a += n + ' %s%s="%s"' % \
                (ns, attr[1], cgi.escape(str(value), 1))

        return a

    def _fixAttr(self, attr):
        if type(attr) in (StringType, UnicodeType):
            attr = (None, attr)
        elif type(attr) == ListType:
            attr = tuple(attr)
        elif type(attr) != TupleType:
            raise AttributeError, "invalid attribute type"

        if len(attr) != 2:
            raise AttributeError, "invalid attribute length"

        if type(attr[0]) not in (NoneType, StringType, UnicodeType):
            raise AttributeError, "invalid attribute namespace URI type"

        return attr

    def _getAttr(self, attr):
        attr = self._fixAttr(attr)

        try:
            return self._attrs[attr]
        except:
            return None

    def _setAttr(self, attr, value):
        attr = self._fixAttr(attr)

        self._attrs[attr] = str(value)

    def _setAttrs(self, attrs):
        if type(attrs) in (ListType, TupleType):
            for i in range(0, len(attrs), 2):
                self._setAttr(attrs[i], attrs[i + 1])

            return

        if type(attrs) == DictType:
            d = attrs
        elif isinstance(attrs, anyType):
            d = attrs._attrs
        else:
            raise AttributeError, "invalid attribute type"

        for attr, value in d.items():
            self._setAttr(attr, value)

    def _setMustUnderstand(self, val):
        self._setAttr((NS.ENV, "mustUnderstand"), val)

    def _getMustUnderstand(self):
        return self._getAttr((NS.ENV, "mustUnderstand"))

    def _setActor(self, val):
        self._setAttr((NS.ENV, "actor"), val)

    def _getActor(self):
        return self._getAttr((NS.ENV, "actor"))

    def _typeName(self):
        return self.__class__.__name__[:-4]

    def _validNamespaceURI(self, URI, strict):
        if not self._typed:
            return None
        if URI in self._validURIs:
            return URI
        if not strict:
            return self._ns
        raise AttributeError, \
            "not a valid namespace for type %s" % self._type

class voidType(anyType):
    pass

class stringType(anyType):
    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        return data

class untypedType(stringType):
    def __init__(self, data = None, name = None, attrs = None):
        stringType.__init__(self, data, name, 0, attrs)

class IDType(stringType): pass
class NCNameType(stringType): pass
class NameType(stringType): pass
class ENTITYType(stringType): pass
class IDREFType(stringType): pass
class languageType(stringType): pass
class NMTOKENType(stringType): pass
class QNameType(stringType): pass

class tokenType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3)
    __invalidre = '[\n\t]|^ | $|  '

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        if type(self.__invalidre) == StringType:
            self.__invalidre = re.compile(self.__invalidre)

            if self.__invalidre.search(data):
                raise ValueError, "invalid %s value" % self._type

        return data

class normalizedStringType(anyType):
    _validURIs = (NS.XSD3,)
    __invalidre = '[\n\r\t]'

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        if type(self.__invalidre) == StringType:
            self.__invalidre = re.compile(self.__invalidre)

            if self.__invalidre.search(data):
                raise ValueError, "invalid %s value" % self._type

        return data

class CDATAType(normalizedStringType):
    _validURIs = (NS.XSD2,)

class booleanType(anyType):
    def __int__(self):
        return self._data

    __nonzero__ = __int__

    def _marshalData(self):
        return ['false', 'true'][self._data]

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if data in (0, '0', 'false', ''):
            return 0
        if data in (1, '1', 'true'):
            return 1
        raise ValueError, "invalid %s value" % self._type

class decimalType(anyType):
    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType, FloatType):
            raise Error, "invalid %s value" % self._type

        return data

class floatType(anyType):
    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType, FloatType) or \
            data < -3.4028234663852886E+38 or \
            data >  3.4028234663852886E+38:
            raise ValueError, "invalid %s value" % self._type

        return data

    def _marshalData(self):
        return "%.18g" % self._data # More precision

class doubleType(anyType):
    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType, FloatType) or \
            data < -1.7976931348623158E+308 or \
            data  > 1.7976931348623157E+308:
            raise ValueError, "invalid %s value" % self._type

        return data

    def _marshalData(self):
        return "%.18g" % self._data # More precision

class durationType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        try:
            # A tuple or a scalar is OK, but make them into a list

            if type(data) == TupleType:
                data = list(data)
            elif type(data) != ListType:
                data = [data]

            if len(data) > 6:
                raise Exception, "too many values"

            # Now check the types of all the components, and find
            # the first nonzero element along the way.

            f = -1

            for i in range(len(data)):
                if data[i] == None:
                    data[i] = 0
                    continue

                if type(data[i]) not in \
                    (IntType, LongType, FloatType):
                    raise Exception, "element %d a bad type" % i

                if data[i] and f == -1:
                    f = i

            # If they're all 0, just use zero seconds.

            if f == -1:
                self._cache = 'PT0S'

                return (0,) * 6

            # Make sure only the last nonzero element has a decimal fraction
            # and only the first element is negative.

            d = -1

            for i in range(f, len(data)):
                if data[i]:
                    if d != -1:
                        raise Exception, \
                            "all except the last nonzero element must be " \
                            "integers"
                    if data[i] < 0 and i > f:
                        raise Exception, \
                            "only the first nonzero element can be negative"
                    elif data[i] != long(data[i]):
                        d = i

            # Pad the list on the left if necessary.

            if len(data) < 6:
                n = 6 - len(data)
                f += n
                d += n
                data = [0] * n + data

            # Save index of the first nonzero element and the decimal
            # element for _marshalData.

            self.__firstnonzero = f
            self.__decimal = d

        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            t = 0

            if d[self.__firstnonzero] < 0:
                s = '-P'
            else:
                s = 'P'

            t = 0

            for i in range(self.__firstnonzero, len(d)):
                if d[i]:
                    if i > 2 and not t:
                        s += 'T'
                        t = 1
                    if self.__decimal == i:
                        s += "%g" % abs(d[i])
                    else:
                        s += "%d" % long(abs(d[i]))
                    s += ['Y', 'M', 'D', 'H', 'M', 'S'][i]

            self._cache = s

        return self._cache

class timeDurationType(durationType):
    _validURIs = (NS.XSD, NS.XSD2, NS.ENC)

class dateTimeType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.time()

            if (type(data) in (IntType, LongType)):
                data = list(time.gmtime(data)[:6])
            elif (type(data) == FloatType):
                f = data - int(data)
                data = list(time.gmtime(int(data))[:6])
                data[5] += f
            elif type(data) in (ListType, TupleType):
                if len(data) < 6:
                    raise Exception, "not enough values"
                if len(data) > 9:
                    raise Exception, "too many values"

                data = list(data[:6])

                cleanDate(data)
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            s = "%04d-%02d-%02dT%02d:%02d:%02d" % ((abs(d[0]),) + d[1:])
            if d[0] < 0:
                s = '-' + s
            f = d[5] - int(d[5])
            if f != 0:
                s += ("%g" % f)[1:]
            s += 'Z'

            self._cache = s

        return self._cache

class recurringInstantType(anyType):
    _validURIs = (NS.XSD,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = list(time.gmtime(time.time())[:6])
            if (type(data) in (IntType, LongType)):
                data = list(time.gmtime(data)[:6])
            elif (type(data) == FloatType):
                f = data - int(data)
                data = list(time.gmtime(int(data))[:6])
                data[5] += f
            elif type(data) in (ListType, TupleType):
                if len(data) < 1:
                    raise Exception, "not enough values"
                if len(data) > 9:
                    raise Exception, "too many values"

                data = list(data[:6])

                if len(data) < 6:
                    data += [0] * (6 - len(data))

                f = len(data)

                for i in range(f):
                    if data[i] == None:
                        if f < i:
                            raise Exception, \
                                "only leftmost elements can be none"
                    else:
                        f = i
                        break

                cleanDate(data, f)
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            e = list(d)
            neg = ''

            if e[0] < 0:
                neg = '-'
                e[0] = abs(e[0])

            if not e[0]:
                e[0] = '--'
            elif e[0] < 100:
                e[0] = '-' + "%02d" % e[0]
            else:
                e[0] = "%04d" % e[0]

            for i in range(1, len(e)):
                if e[i] == None or (i < 3 and e[i] == 0):
                    e[i] = '-'
                else:
                    if e[i] < 0:
                        neg = '-'
                        e[i] = abs(e[i])

                    e[i] = "%02d" % e[i]

            if d[5]:
                f = abs(d[5] - int(d[5]))

                if f:
                    e[5] += ("%g" % f)[1:]

            s = "%s%s-%s-%sT%s:%s:%sZ" % ((neg,) + tuple(e))

            self._cache = s

        return self._cache

class timeInstantType(dateTimeType):
    _validURIs = (NS.XSD, NS.XSD2, NS.ENC)

class timePeriodType(dateTimeType):
    _validURIs = (NS.XSD2, NS.ENC)

class timeType(anyType):
    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[3:6]
            elif (type(data) == FloatType):
                f = data - int(data)
                data = list(time.gmtime(int(data))[3:6])
                data[2] += f
            elif type(data) in (IntType, LongType):
                data = time.gmtime(data)[3:6]
            elif type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[3:6]
                elif len(data) > 3:
                    raise Exception, "too many values"

                data = [None, None, None] + list(data)

                if len(data) < 6:
                    data += [0] * (6 - len(data))

                cleanDate(data, 3)

                data = data[3:]
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            s = ''

            s = time.strftime("%H:%M:%S", (0, 0, 0) + d + (0, 0, -1))
            f = d[2] - int(d[2])
            if f != 0:
                s += ("%g" % f)[1:]
            s += 'Z'

            self._cache = s

        return self._cache

class dateType(anyType):
    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[0:3]
            elif type(data) in (IntType, LongType, FloatType):
                data = time.gmtime(data)[0:3]
            elif type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[0:3]
                elif len(data) > 3:
                    raise Exception, "too many values"

                data = list(data)

                if len(data) < 3:
                    data += [1, 1, 1][len(data):]

                data += [0, 0, 0]

                cleanDate(data)

                data = data[:3]
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            s = "%04d-%02d-%02dZ" % ((abs(d[0]),) + d[1:])
            if d[0] < 0:
                s = '-' + s

            self._cache = s

        return self._cache

class gYearMonthType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[0:2]
            elif type(data) in (IntType, LongType, FloatType):
                data = time.gmtime(data)[0:2]
            elif type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[0:2]
                elif len(data) > 2:
                    raise Exception, "too many values"

                data = list(data)

                if len(data) < 2:
                    data += [1, 1][len(data):]

                data += [1, 0, 0, 0]

                cleanDate(data)

                data = data[:2]
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            s = "%04d-%02dZ" % ((abs(d[0]),) + d[1:])
            if d[0] < 0:
                s = '-' + s

            self._cache = s

        return self._cache

class gYearType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[0:1]
            elif type(data) in (IntType, LongType, FloatType):
                data = [data]

            if type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[0:1]
                elif len(data) < 1:
                    raise Exception, "too few values"
                elif len(data) > 1:
                    raise Exception, "too many values"

                if type(data[0]) == FloatType:
                    try: s = int(data[0])
                    except: s = long(data[0])

                    if s != data[0]:
                        raise Exception, "not integral"

                    data = [s]
                elif type(data[0]) not in (IntType, LongType):
                    raise Exception, "bad type"
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return data[0]

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            s = "%04dZ" % abs(d)
            if d < 0:
                s = '-' + s

            self._cache = s

        return self._cache

class centuryType(anyType):
    _validURIs = (NS.XSD2, NS.ENC)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[0:1] / 100
            elif type(data) in (IntType, LongType, FloatType):
                data = [data]

            if type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[0:1] / 100
                elif len(data) < 1:
                    raise Exception, "too few values"
                elif len(data) > 1:
                    raise Exception, "too many values"

                if type(data[0]) == FloatType:
                    try: s = int(data[0])
                    except: s = long(data[0])

                    if s != data[0]:
                        raise Exception, "not integral"

                    data = [s]
                elif type(data[0]) not in (IntType, LongType):
                    raise Exception, "bad type"
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return data[0]

    def _marshalData(self):
        if self._cache == None:
            d = self._data
            s = "%02dZ" % abs(d)
            if d < 0:
                s = '-' + s

            self._cache = s

        return self._cache

class yearType(gYearType):
    _validURIs = (NS.XSD2, NS.ENC)

class gMonthDayType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[1:3]
            elif type(data) in (IntType, LongType, FloatType):
                data = time.gmtime(data)[1:3]
            elif type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[0:2]
                elif len(data) > 2:
                    raise Exception, "too many values"

                data = list(data)

                if len(data) < 2:
                    data += [1, 1][len(data):]

                data = [0] + data + [0, 0, 0]

                cleanDate(data, 1)

                data = data[1:3]
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return tuple(data)

    def _marshalData(self):
        if self._cache == None:
            self._cache = "--%02d-%02dZ" % self._data

        return self._cache

class recurringDateType(gMonthDayType):
    _validURIs = (NS.XSD2, NS.ENC)

class gMonthType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[1:2]
            elif type(data) in (IntType, LongType, FloatType):
                data = [data]

            if type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[1:2]
                elif len(data) < 1:
                    raise Exception, "too few values"
                elif len(data) > 1:
                    raise Exception, "too many values"

                if type(data[0]) == FloatType:
                    try: s = int(data[0])
                    except: s = long(data[0])

                    if s != data[0]:
                        raise Exception, "not integral"

                    data = [s]
                elif type(data[0]) not in (IntType, LongType):
                    raise Exception, "bad type"

                if data[0] < 1 or data[0] > 12:
                    raise Exception, "bad value"
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return data[0]

    def _marshalData(self):
        if self._cache == None:
            self._cache = "--%02d--Z" % self._data

        return self._cache

class monthType(gMonthType):
    _validURIs = (NS.XSD2, NS.ENC)

class gDayType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        try:
            if data == None:
                data = time.gmtime(time.time())[2:3]
            elif type(data) in (IntType, LongType, FloatType):
                data = [data]

            if type(data) in (ListType, TupleType):
                if len(data) == 9:
                    data = data[2:3]
                elif len(data) < 1:
                    raise Exception, "too few values"
                elif len(data) > 1:
                    raise Exception, "too many values"

                if type(data[0]) == FloatType:
                    try: s = int(data[0])
                    except: s = long(data[0])

                    if s != data[0]:
                        raise Exception, "not integral"

                    data = [s]
                elif type(data[0]) not in (IntType, LongType):
                    raise Exception, "bad type"

                if data[0] < 1 or data[0] > 31:
                    raise Exception, "bad value"
            else:
                raise Exception, "invalid type"
        except Exception, e:
            raise ValueError, "invalid %s value - %s" % (self._type, e)

        return data[0]

    def _marshalData(self):
        if self._cache == None:
            self._cache = "---%02dZ" % self._data

        return self._cache

class recurringDayType(gDayType):
    _validURIs = (NS.XSD2, NS.ENC)

class hexBinaryType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        return data

    def _marshalData(self):
        if self._cache == None:
            self._cache = encodeHexString(self._data)

        return self._cache

class base64BinaryType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        return data

    def _marshalData(self):
        if self._cache == None:
            self._cache = base64.encodestring(self._data)

        return self._cache

class base64Type(base64BinaryType):
    _validURIs = (NS.ENC,)

class binaryType(anyType):
    _validURIs = (NS.XSD, NS.ENC)

    def __init__(self, data, name = None, typed = 1, encoding = 'base64',
        attrs = None):

        anyType.__init__(self, data, name, typed, attrs)

        self._setAttr('encoding', encoding)

    def _marshalData(self):
        if self._cache == None:
            if self._getAttr((None, 'encoding')) == 'base64':
                self._cache = base64.encodestring(self._data)
            else:
                self._cache = encodeHexString(self._data)

        return self._cache

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        return data

    def _setAttr(self, attr, value):
        attr = self._fixAttr(attr)

        if attr[1] == 'encoding':
            if attr[0] != None or value not in ('base64', 'hex'):
                raise AttributeError, "invalid encoding"

            self._cache = None

        anyType._setAttr(self, attr, value)


class anyURIType(anyType):
    _validURIs = (NS.XSD3,)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (StringType, UnicodeType):
            raise AttributeError, "invalid %s type" % self._type

        return data

    def _marshalData(self):
        if self._cache == None:
            self._cache = urllib.quote(self._data)

        return self._cache

class uriType(anyURIType):
    _validURIs = (NS.XSD,)

class uriReferenceType(anyURIType):
    _validURIs = (NS.XSD2,)

class NOTATIONType(anyType):
    def __init__(self, data, name = None, typed = 1, attrs = None):

        if self.__class__ == NOTATIONType:
            raise Error, "a NOTATION can't be instantiated directly"

        anyType.__init__(self, data, name, typed, attrs)

class ENTITIESType(anyType):
    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) in (StringType, UnicodeType):
            return (data,)

        if type(data) not in (ListType, TupleType) or \
            filter (lambda x: type(x) not in (StringType, UnicodeType), data):
            raise AttributeError, "invalid %s type" % self._type

        return data

    def _marshalData(self):
        return ' '.join(self._data)

class IDREFSType(ENTITIESType): pass
class NMTOKENSType(ENTITIESType): pass

class integerType(anyType):
    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType):
            raise ValueError, "invalid %s value" % self._type

        return data

class nonPositiveIntegerType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or data > 0:
            raise ValueError, "invalid %s value" % self._type

        return data

class non_Positive_IntegerType(nonPositiveIntegerType):
    _validURIs = (NS.XSD,)

    def _typeName(self):
        return 'non-positive-integer'

class negativeIntegerType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or data >= 0:
            raise ValueError, "invalid %s value" % self._type

        return data

class negative_IntegerType(negativeIntegerType):
    _validURIs = (NS.XSD,)

    def _typeName(self):
        return 'negative-integer'

class longType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < -9223372036854775808L or \
            data >  9223372036854775807L:
            raise ValueError, "invalid %s value" % self._type

        return data

class intType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < -2147483648L or \
            data >  2147483647:
            raise ValueError, "invalid %s value" % self._type

        return data

class shortType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < -32768 or \
            data >  32767:
            raise ValueError, "invalid %s value" % self._type

        return data

class byteType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < -128 or \
            data >  127:
            raise ValueError, "invalid %s value" % self._type

        return data

class nonNegativeIntegerType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or data < 0:
            raise ValueError, "invalid %s value" % self._type

        return data

class non_Negative_IntegerType(nonNegativeIntegerType):
    _validURIs = (NS.XSD,)

    def _typeName(self):
        return 'non-negative-integer'

class unsignedLongType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < 0 or \
            data > 18446744073709551615L:
            raise ValueError, "invalid %s value" % self._type

        return data

class unsignedIntType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < 0 or \
            data > 4294967295L:
            raise ValueError, "invalid %s value" % self._type

        return data

class unsignedShortType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < 0 or \
            data > 65535:
            raise ValueError, "invalid %s value" % self._type

        return data

class unsignedByteType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or \
            data < 0 or \
            data > 255:
            raise ValueError, "invalid %s value" % self._type

        return data

class positiveIntegerType(anyType):
    _validURIs = (NS.XSD2, NS.XSD3, NS.ENC)

    def _checkValueSpace(self, data):
        if data == None:
            raise ValueError, "must supply initial %s value" % self._type

        if type(data) not in (IntType, LongType) or data <= 0:
            raise ValueError, "invalid %s value" % self._type

        return data

class positive_IntegerType(positiveIntegerType):
    _validURIs = (NS.XSD,)

    def _typeName(self):
        return 'positive-integer'

# Now compound types

class compoundType(anyType):
    def __init__(self, data = None, name = None, typed = 1, attrs = None):
        if self.__class__ == compoundType:
            raise Error, "a compound can't be instantiated directly"

        anyType.__init__(self, data, name, typed, attrs)
        self._aslist    = []
        self._asdict    = {}
        self._keyord    = []

        if type(data) == DictType:
            self.__dict__.update(data)

    def __getitem__(self, item):
        if type(item) == IntType:
            return self._aslist[item]
        return getattr(self, item)

    def __len__(self):
        return len(self._aslist)

    def __nonzero__(self):
        return 1

    def _keys(self):
        return filter(lambda x: x[0] != '_', self.__dict__.keys())

    def _addItem(self, name, value, attrs = None):
        d = self._asdict

        if d.has_key(name):
            if type(d[name]) != ListType:
                d[name] = [d[name]]
            d[name].append(value)
        else:
            d[name] = value

        self._keyord.append(name)
        self._aslist.append(value)
        self.__dict__[name] = d[name]

    def _placeItem(self, name, value, pos, subpos = 0, attrs = None):
        d = self._asdict

        if subpos == 0 and type(d[name]) != ListType:
            d[name] = value
        else:
            d[name][subpos] = value

        self._keyord[pos] = name
        self._aslist[pos] = value
        self.__dict__[name] = d[name]

    def _getItemAsList(self, name, default = []):
        try:
            d = self.__dict__[name]
        except:
            return default

        if type(d) == ListType:
            return d
        return [d]

class structType(compoundType):
    pass

class headerType(structType):
    _validURIs = (NS.ENV,)

    def __init__(self, data = None, typed = 1, attrs = None):
        structType.__init__(self, data, "Header", typed, attrs)

class bodyType(structType):
    _validURIs = (NS.ENV,)

    def __init__(self, data = None, typed = 1, attrs = None):
        structType.__init__(self, data, "Body", typed, attrs)

class arrayType(UserList.UserList, compoundType):
    def __init__(self, data = None, name = None, attrs = None,
        offset = 0, rank = None, asize = 0, elemsname = None):

        if data:
            if type(data) not in (ListType, TupleType):
                raise Error, "Data must be a sequence"

        UserList.UserList.__init__(self, data)
        compoundType.__init__(self, data, name, 0, attrs)

        self._elemsname = elemsname or "item"

        if data == None:
            self._rank = rank

            # According to 5.4.2.2 in the SOAP spec, each element in a
            # sparse array must have a position. _posstate keeps track of
            # whether we've seen a position or not. It's possible values
            # are:
            # -1 No elements have been added, so the state is indeterminate
            #  0 An element without a position has been added, so no
            #    elements can have positions
            #  1 An element with a position has been added, so all elements
            #    must have positions

            self._posstate = -1

            self._full = 0

            if asize in ('', None):
                asize = '0'

            self._dims = map (lambda x: int(x), str(asize).split(','))
            self._dims.reverse()   # It's easier to work with this way
            self._poss = [0] * len(self._dims)      # This will end up
                                                    # reversed too

            for i in range(len(self._dims)):
                if self._dims[i] < 0 or \
                    self._dims[i] == 0 and len(self._dims) > 1:
                    raise TypeError, "invalid Array dimensions"

                if offset > 0:
                    self._poss[i] = offset % self._dims[i]
                    offset = int(offset / self._dims[i])

                # Don't break out of the loop if offset is 0 so we test all the
                # dimensions for > 0.
            if offset:
                raise AttributeError, "invalid Array offset"

            a = [None] * self._dims[0]

            for i in range(1, len(self._dims)):
                b = []

                for j in range(self._dims[i]):
                    b.append(copy.deepcopy(a))

                a = b

            self.data = a

    def _addItem(self, name, value, attrs):
        if self._full:
            raise ValueError, "Array is full"

        pos = attrs.get((NS.ENC, 'position'))

        if pos != None:
            if self._posstate == 0:
                raise AttributeError, \
                    "all elements in a sparse Array must have a " \
                    "position attribute"

            self._posstate = 1

            try:
                if pos[0] == '[' and pos[-1] == ']':
                    pos = map (lambda x: int(x), pos[1:-1].split(','))
                    pos.reverse()

                    if len(pos) == 1:
                        pos = pos[0]

                        curpos = [0] * len(self._dims)

                        for i in range(len(self._dims)):
                            curpos[i] = pos % self._dims[i]
                            pos = int(pos / self._dims[i])

                            if pos == 0:
                                break

                        if pos:
                            raise Exception
                    elif len(pos) != len(self._dims):
                        raise Exception
                    else:
                        for i in range(len(self._dims)):
                            if pos[i] >= self._dims[i]:
                                raise Exception

                        curpos = pos
                else:
                    raise Exception
            except:
                raise AttributeError, \
                    "invalid Array element position %s" % str(pos)
        else:
            if self._posstate == 1:
                raise AttributeError, \
                    "only elements in a sparse Array may have a " \
                    "position attribute"

            self._posstate = 0

            curpos = self._poss

        a = self.data

        for i in range(len(self._dims) - 1, 0, -1):
            a = a[curpos[i]]

        if curpos[0] >= len(a):
            a += [None] * (len(a) - curpos[0] + 1)

        a[curpos[0]] = value

        if pos == None:
            self._poss[0] += 1

            for i in range(len(self._dims) - 1):
                if self._poss[i] < self._dims[i]:
                    break

                self._poss[i] = 0
                self._poss[i + 1] += 1

            if self._dims[-1] and self._poss[-1] >= self._dims[-1]:
                self._full = 1

    def _placeItem(self, name, value, pos, subpos, attrs = None):
        curpos = [0] * len(self._dims)

        for i in range(len(self._dims)):
            if self._dims[i] == 0:
                curpos[0] = pos
                break

            curpos[i] = pos % self._dims[i]
            pos = int(pos / self._dims[i])

            if pos == 0:
                break

        if self._dims[i] != 0 and pos:
            raise Error, "array index out of range"

        a = self.data

        for i in range(len(self._dims) - 1, 0, -1):
            a = a[curpos[i]]

        if curpos[0] >= len(a):
            a += [None] * (len(a) - curpos[0] + 1)

        a[curpos[0]] = value

class typedArrayType(arrayType):
    def __init__(self, data = None, name = None, typed = None, attrs = None,
        offset = 0, rank = None, asize = 0, elemsname = None):

        arrayType.__init__(self, data, name, attrs, offset, rank, asize,
            elemsname)

        self._type = typed

class faultType(structType, Error):
    def __init__(self, faultcode = "", faultstring = "", detail = None):
        self.faultcode = faultcode
        self.faultstring = faultstring
        if detail != None:
            self.detail = detail

        structType.__init__(self, None, 0)

    def _setDetail(self, detail = None):
        if detail != None:
            self.detail = detail
        else:
            try: del self.detail
            except AttributeError: pass

    def __repr__(self):
        return "<Fault %s: %s>" % (self.faultcode, self.faultstring)

    __str__ = __repr__

################################################################################
class RefHolder:
    def __init__(self, name, frame):
        self.name = name
        self.parent = frame
        self.pos = len(frame)
        self.subpos = frame.namecounts.get(name, 0)

    def __repr__(self):
        return "<%s %s at %d>" % (self.__class__, self.name, id(self))

################################################################################
# Utility infielders
################################################################################
def collapseWhiteSpace(s):
    return re.sub('\s+', ' ', s).strip()

def decodeHexString(data):
    conv = {'0': 0x0, '1': 0x1, '2': 0x2, '3': 0x3, '4': 0x4,
        '5': 0x5, '6': 0x6, '7': 0x7, '8': 0x8, '9': 0x9, 'a': 0xa,
        'b': 0xb, 'c': 0xc, 'd': 0xd, 'e': 0xe, 'f': 0xf, 'A': 0xa,
        'B': 0xb, 'C': 0xc, 'D': 0xd, 'E': 0xe, 'F': 0xf,}
    ws = string.whitespace

    bin = ''

    i = 0

    while i < len(data):
        if data[i] not in ws:
            break
        i += 1

    low = 0

    while i < len(data):
        c = data[i]

        if c in string.whitespace:
            break

        try:
            c = conv[c]
        except KeyError:
            raise ValueError, \
                "invalid hex string character `%s'" % c

        if low:
            bin += chr(high * 16 + c)
            low = 0
        else:
            high = c
            low = 1

        i += 1

    if low:
        raise ValueError, "invalid hex string length"

    while i < len(data):
        if data[i] not in string.whitespace:
            raise ValueError, \
                "invalid hex string character `%s'" % c

        i += 1

    return bin

def encodeHexString(data):
    h = ''

    for i in data:
        h += "%02X" % ord(i)

    return h

def leapMonth(year, month):
    return month == 2 and \
        year % 4 == 0 and \
        (year % 100 != 0 or year % 400 == 0)

def cleanDate(d, first = 0):
    ranges = (None, (1, 12), (1, 31), (0, 23), (0, 59), (0, 61))
    months = (0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31)
    names = ('year', 'month', 'day', 'hours', 'minutes', 'seconds')

    if len(d) != 6:
        raise ValueError, "date must have 6 elements"

    for i in range(first, 6):
        s = d[i]

        if type(s) == FloatType:
            if i < 5:
                try:
                    s = int(s)
                except OverflowError:
                    if i > 0:
                        raise
                    s = long(s)

                if s != d[i]:
                    raise ValueError, "%s must be integral" % names[i]

                d[i] = s
        elif type(s) == LongType:
            try: s = int(s)
            except: pass
        elif type(s) != IntType:
            raise TypeError, "%s isn't a valid type" % names[i]

        if i == first and s < 0:
            continue

        if ranges[i] != None and \
            (s < ranges[i][0] or ranges[i][1] < s):
            raise ValueError, "%s out of range" % names[i]

    if first < 6 and d[5] >= 61:
        raise ValueError, "seconds out of range"

    if first < 2:
        leap = first < 1 and leapMonth(d[0], d[1])

        if d[2] > months[d[1]] + leap:
            raise ValueError, "day out of range"

class UnderflowError(exceptions.ArithmeticError):
    pass

def debugHeader(title):
    s = '*** ' + title + ' '
    print s + ('*' * (72 - len(s)))

def debugFooter(title):
    print '*' * 72
    sys.stdout.flush()

################################################################################
# SOAP Parser
################################################################################
class SOAPParser(xml.sax.handler.ContentHandler):
    class Frame:
        def __init__(self, name, kind = None, attrs = {}, rules = {}):
            self.name = name
            self.kind = kind
            self.attrs = attrs
            self.rules = rules

            self.contents = []
            self.names = []
            self.namecounts = {}
            self.subattrs = []

        def append(self, name, data, attrs):
            self.names.append(name)
            self.contents.append(data)
            self.subattrs.append(attrs)

            if self.namecounts.has_key(name):
                self.namecounts[name] += 1
            else:
                self.namecounts[name] = 1

        def _placeItem(self, name, value, pos, subpos = 0, attrs = None):
            self.contents[pos] = value

            if attrs:
                self.attrs.update(attrs)

        def __len__(self):
            return len(self.contents)

        def __repr__(self):
            return "<%s %s at %d>" % (self.__class__, self.name, id(self))

    def __init__(self, rules = None):
        xml.sax.handler.ContentHandler.__init__(self)
        self.body       = None
        self.header     = None
        self.attrs      = {}
        self._data      = None
        self._next      = "E" # Keeping state for message validity
        self._stack     = [self.Frame('SOAP')]

        # Make two dictionaries to store the prefix <-> URI mappings, and
        # initialize them with the default
        self._prem      = {NS.XML_T: NS.XML}
        self._prem_r    = {NS.XML: NS.XML_T}
        self._ids       = {}
        self._refs      = {}
        self._rules    = rules

    def startElementNS(self, name, qname, attrs):
        # Workaround two sax bugs
        if name[0] == None and name[1][0] == ' ':
            name = (None, name[1][1:])
        else:
            name = tuple(name)

        # First some checking of the layout of the message

        if self._next == "E":
            if name[1] != 'Envelope':
                raise Error, "expected `SOAP-ENV:Envelope', got `%s:%s'" % \
                    (self._prem_r[name[0]], name[1])
            if name[0] != NS.ENV:
                raise faultType, ("%s:VersionMismatch" % NS.ENV_T,
                    "Don't understand version `%s' Envelope" % name[0])
            else:
                self._next = "HorB"
        elif self._next == "HorB":
            if name[0] == NS.ENV and name[1] in ("Header", "Body"):
                self._next = None
            else:
                raise Error, \
                    "expected `SOAP-ENV:Header' or `SOAP-ENV:Body', " \
                    "got `%s'" % self._prem_r[name[0]] + ':' + name[1]
        elif self._next == "B":
            if name == (NS.ENV, "Body"):
                self._next = None
            else:
                raise Error, "expected `SOAP-ENV:Body', got `%s'" % \
                    self._prem_r[name[0]] + ':' + name[1]
        elif self._next == "":
            raise Error, "expected nothing, got `%s'" % \
                self._prem_r[name[0]] + ':' + name[1]

        if len(self._stack) == 2:
            rules = self._rules
        else:
            try:
                rules = self._stack[-1].rules[name[1]]
            except:
                rules = None

        if type(rules) not in (NoneType, DictType):
            kind = rules
        else:
            kind = attrs.get((NS.ENC, 'arrayType'))

            if kind != None:
                del attrs._attrs[(NS.ENC, 'arrayType')]

                i = kind.find(':')
                if i >= 0:
                    kind = (self._prem[kind[:i]], kind[i + 1:])
                else:
                    kind = None

        self.pushFrame(self.Frame(name[1], kind, attrs._attrs, rules))

        self._data = '' # Start accumulating

    def pushFrame(self, frame):
        self._stack.append(frame)

    def popFrame(self):
        return self._stack.pop()

    def endElementNS(self, name, qname):
        # Workaround two sax bugs
        if name[0] == None and name[1][0] == ' ':
            ns, name = None, name[1][1:]
        else:
            ns, name = tuple(name)

        if self._next == "E":
            raise Error, "didn't get SOAP-ENV:Envelope"
        if self._next in ("HorB", "B"):
            raise Error, "didn't get SOAP-ENV:Body"

        cur = self.popFrame()
        attrs = cur.attrs

        idval = None

        if attrs.has_key((None, 'id')):
            idval = attrs[(None, 'id')]

            if self._ids.has_key(idval):
                raise Error, "duplicate id `%s'" % idval

            del attrs[(None, 'id')]

        root = 1

        if len(self._stack) == 3:
            if attrs.has_key((NS.ENC, 'root')):
                root = int(attrs[(NS.ENC, 'root')])

                # Do some preliminary checks. First, if root="0" is present,
                # the element must have an id. Next, if root="n" is present,
                # n something other than 0 or 1, raise an exception.

                if root == 0:
                    if idval == None:
                        raise Error, "non-root element must have an id"
                elif root != 1:
                    raise Error, "SOAP-ENC:root must be `0' or `1'"

                del attrs[(NS.ENC, 'root')]

        while 1:
            href = attrs.get((None, 'href'))
            if href:
                if href[0] != '#':
                    raise Error, "only do local hrefs right now"
                if self._data != None and self._data.strip() != '':
                    raise Error, "hrefs can't have data"

                href = href[1:]

                if self._ids.has_key(href):
                    data = self._ids[href]
                else:
                    data = RefHolder(name, self._stack[-1])

                    if self._refs.has_key(href):
                        self._refs[href].append(data)
                    else:
                        self._refs[href] = [data]

                del attrs[(None, 'href')]

                break

            kind = None

            if attrs:
                for i in NS.XSI_L:
                    if attrs.has_key((i, 'type')):
                        kind = attrs[(i, 'type')]
                        del attrs[(i, 'type')]

                if kind != None:
                    i = kind.find(':')
                    if i >= 0:
                        kind = (self._prem[kind[:i]], kind[i + 1:])
                    else:
# XXX What to do here? (None, kind) is just going to fail in convertType
                        kind = (None, kind)

            null = 0

            if attrs:
                for i in (NS.XSI, NS.XSI2):
                    if attrs.has_key((i, 'null')):
                        null = attrs[(i, 'null')]
                        del attrs[(i, 'null')]

                if attrs.has_key((NS.XSI3, 'nil')):
                    null = attrs[(NS.XSI3, 'nil')]
                    del attrs[(NS.XSI3, 'nil')]

                null = int(null)

                if null:
                    if len(cur) or \
                        (self._data != None and self._data.strip() != ''):
                        raise Error, "nils can't have data"

                    data = None

                    break

            if len(self._stack) == 2:
                if (ns, name) == (NS.ENV, "Header"):
                    self.header = data = headerType(attrs = attrs)
                    self._next = "B"
                    break
                elif (ns, name) == (NS.ENV, "Body"):
                    self.body = data = bodyType(attrs = attrs)
                    self._next = ""
                    break
            elif len(self._stack) == 3 and self._next == None:
                if (ns, name) == (NS.ENV, "Fault"):
                    data = faultType()
                    self._next = ""
                    break

            if cur.rules != None:
                rule = cur.rules

                if type(rule) in (StringType, UnicodeType):
# XXX Need a namespace here
                    rule = (None, rule)
                elif type(rule) == ListType:
                    rule = tuple(rule)

# XXX What if rule != kind?
                if callable(rule):
                    data = rule(self._data)
                elif type(rule) == DictType:
                    data = structType(name = (ns, name), attrs = attrs)
                else:
                    data = self.convertType(self._data, rule, attrs)

                break

            if (kind == None and cur.kind != None) or \
                (kind == (NS.ENC, 'Array')):
                kind = cur.kind

                if kind == None:
                    kind = 'ur-type[%d]' % len(cur)
                else:
                    kind = kind[1]

                if len(cur.namecounts) == 1:
                    elemsname = cur.names[0]
                else:
                    elemsname = None

                data = self.startArray((ns, name), kind, attrs, elemsname)

                break

            if len(self._stack) == 3 and kind == None and \
                len(cur) == 0 and \
                (self._data == None or self._data.strip() == ''):
                data = structType(name = (ns, name), attrs = attrs)
                break

            if len(cur) == 0 and ns != NS.URN:
                # Nothing's been added to the current frame so it must be a
                # simple type.

                if kind == None:
                    # If the current item's container is an array, it will
                    # have a kind. If so, get the bit before the first [,
                    # which is the type of the array, therefore the type of
                    # the current item.

                    kind = self._stack[-1].kind

                    if kind != None:
                        i = kind[1].find('[')
                        if i >= 0:
                            kind = (kind[0], kind[1][:i])
                    elif ns != None:
                        kind = (ns, name)

                if kind != None:
                    try:
                        data = self.convertType(self._data, kind, attrs)
                    except UnknownTypeError:
                        data = None
                else:
                    data = None

                if data == None:
                    data = self._data or ''

                    if len(attrs) == 0:
                        try: data = str(data)
                        except: pass

                break

            data = structType(name = (ns, name), attrs = attrs)

            break

        if isinstance(data, compoundType):
            for i in range(len(cur)):
                v = cur.contents[i]
                data._addItem(cur.names[i], v, cur.subattrs[i])

                if isinstance(v, RefHolder):
                    v.parent = data

        if root:
            self._stack[-1].append(name, data, attrs)

        if idval != None:
            self._ids[idval] = data

            if self._refs.has_key(idval):
                for i in self._refs[idval]:
                    i.parent._placeItem(i.name, data, i.pos, i.subpos, attrs)

                del self._refs[idval]

        self.attrs[id(data)] = attrs

        if isinstance(data, anyType):
            data._setAttrs(attrs)

        self._data = None       # Stop accumulating

    def endDocument(self):
        if len(self._refs) == 1:
            raise Error, \
                "unresolved reference " + self._refs.keys()[0]
        elif len(self._refs) > 1:
            raise Error, \
                "unresolved references " + ', '.join(self._refs.keys())

    def startPrefixMapping(self, prefix, uri):
        self._prem[prefix] = uri
        self._prem_r[uri] = prefix

    def endPrefixMapping(self, prefix):
        try:
            del self._prem_r[self._prem[prefix]]
            del self._prem[prefix]
        except:
            pass

    def characters(self, c):
        if self._data != None:
            self._data += c

    arrayre = '^(?:(?P<ns>[^:]*):)?' \
        '(?P<type>[^[]+)' \
        '(?:\[(?P<rank>,*)\])?' \
        '(?:\[(?P<asize>\d+(?:,\d+)*)?\])$'

    def startArray(self, name, kind, attrs, elemsname):
        if type(self.arrayre) == StringType:
            self.arrayre = re.compile (self.arrayre)

        offset = attrs.get((NS.ENC, "offset"))

        if offset != None:
            del attrs[(NS.ENC, "offset")]

            try:
                if offset[0] == '[' and offset[-1] == ']':
                    offset = int(offset[1:-1])
                    if offset < 0:
                        raise Exception
                else:
                    raise Exception
            except:
                raise AttributeError, "invalid Array offset"
        else:
            offset = 0

        try:
            m = self.arrayre.search(kind)

            if m == None:
                raise Exception

            t = m.group('type')

            if t == 'ur-type':
                return arrayType(None, name, attrs, offset, m.group('rank'),
                    m.group('asize'), elemsname)
            elif m.group('ns') != None:
                return typedArrayType(None, name,
                    (self._prem[m.group('ns')], t), attrs, offset,
                    m.group('rank'), m.group('asize'), elemsname)
            else:
                return typedArrayType(None, name, (None, t), attrs, offset,
                    m.group('rank'), m.group('asize'), elemsname)
        except:
            raise AttributeError, "invalid Array type `%s'" % kind

    # Conversion

    class DATETIMECONSTS:
        SIGNre = '(?P<sign>-?)'
        CENTURYre = '(?P<century>\d{2,})'
        YEARre = '(?P<year>\d{2})'
        MONTHre = '(?P<month>\d{2})'
        DAYre = '(?P<day>\d{2})'
        HOURre = '(?P<hour>\d{2})'
        MINUTEre = '(?P<minute>\d{2})'
        SECONDre = '(?P<second>\d{2}(?:\.\d*)?)'
        TIMEZONEre = '(?P<zulu>Z)|(?P<tzsign>[-+])(?P<tzhour>\d{2}):' \
            '(?P<tzminute>\d{2})'
        BOSre = '^\s*'
        EOSre = '\s*$'

        __allres = {'sign': SIGNre, 'century': CENTURYre, 'year': YEARre,
            'month': MONTHre, 'day': DAYre, 'hour': HOURre,
            'minute': MINUTEre, 'second': SECONDre, 'timezone': TIMEZONEre,
            'b': BOSre, 'e': EOSre}

        dateTime = '%(b)s%(sign)s%(century)s%(year)s-%(month)s-%(day)sT' \
            '%(hour)s:%(minute)s:%(second)s(%(timezone)s)?%(e)s' % __allres
        timeInstant = dateTime
        timePeriod = dateTime
        time = '%(b)s%(hour)s:%(minute)s:%(second)s(%(timezone)s)?%(e)s' % \
            __allres
        date = '%(b)s%(sign)s%(century)s%(year)s-%(month)s-%(day)s' \
            '(%(timezone)s)?%(e)s' % __allres
        century = '%(b)s%(sign)s%(century)s(%(timezone)s)?%(e)s' % __allres
        gYearMonth = '%(b)s%(sign)s%(century)s%(year)s-%(month)s' \
            '(%(timezone)s)?%(e)s' % __allres
        gYear = '%(b)s%(sign)s%(century)s%(year)s(%(timezone)s)?%(e)s' % \
            __allres
        year = gYear
        gMonthDay = '%(b)s--%(month)s-%(day)s(%(timezone)s)?%(e)s' % __allres
        recurringDate = gMonthDay
        gDay = '%(b)s---%(day)s(%(timezone)s)?%(e)s' % __allres
        recurringDay = gDay
        gMonth = '%(b)s--%(month)s--(%(timezone)s)?%(e)s' % __allres
        month = gMonth

        recurringInstant = '%(b)s%(sign)s(%(century)s|-)(%(year)s|-)-' \
            '(%(month)s|-)-(%(day)s|-)T' \
            '(%(hour)s|-):(%(minute)s|-):(%(second)s|-)' \
            '(%(timezone)s)?%(e)s' % __allres

        duration = '%(b)s%(sign)sP' \
            '((?P<year>\d+)Y)?' \
            '((?P<month>\d+)M)?' \
            '((?P<day>\d+)D)?' \
            '((?P<sep>T)' \
            '((?P<hour>\d+)H)?' \
            '((?P<minute>\d+)M)?' \
            '((?P<second>\d*(?:\.\d*)?)S)?)?%(e)s' % \
            __allres

        timeDuration = duration

        # The extra 31 on the front is:
        # - so the tuple is 1-based
        # - so months[month-1] is December's days if month is 1

        months = (31, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31)

    def convertDateTime(self, value, kind):
        def getZoneOffset(d):
            zoffs = 0

            try:
                if d['zulu'] == None:
                    zoffs = 60 * int(d['tzhour']) + int(d['tzminute'])
                    if d['tzsign'] != '-':
                        zoffs = -zoffs
            except TypeError:
                pass

            return zoffs

        def applyZoneOffset(months, zoffs, date, minfield, posday = 1):
            if zoffs == 0 and (minfield > 4 or 0 <= date[5] < 60):
                return date

            if minfield > 5: date[5] = 0
            if minfield > 4: date[4] = 0

            if date[5] < 0:
                date[4] += int(date[5]) / 60
                date[5] %= 60

            date[4] += zoffs

            if minfield > 3 or 0 <= date[4] < 60: return date

            date[3] += date[4] / 60
            date[4] %= 60

            if minfield > 2 or 0 <= date[3] < 24: return date

            date[2] += date[3] / 24
            date[3] %= 24

            if minfield > 1:
                if posday and date[2] <= 0:
                    date[2] += 31       # zoffs is at most 99:59, so the
                                        # day will never be less than -3
                return date

            while 1:
                # The date[1] == 3 (instead of == 2) is because we're
                # going back a month, so we need to know if the previous
                # month is February, so we test if this month is March.

                leap = minfield == 0 and date[1] == 3 and \
                    date[0] % 4 == 0 and \
                    (date[0] % 100 != 0 or date[0] % 400 == 0)

                if 0 < date[2] <= months[date[1]] + leap: break

                date[2] += months[date[1] - 1] + leap

                date[1] -= 1

                if date[1] > 0: break

                date[1] = 12

                if minfield > 0: break

                date[0] -= 1

            return date

        try:
            exp = getattr(self.DATETIMECONSTS, kind)
        except AttributeError:
            return None

        if type(exp) == StringType:
            exp = re.compile(exp)
            setattr (self.DATETIMECONSTS, kind, exp)

        m = exp.search(value)

        try:
            if m == None:
                raise Exception

            d = m.groupdict()
            f = ('century', 'year', 'month', 'day',
                'hour', 'minute', 'second')
            fn = len(f)         # Index of first non-None value
            r = []

            if kind in ('duration', 'timeDuration'):
                if d['sep'] != None and d['hour'] == None and \
                    d['minute'] == None and d['second'] == None:
                    raise Exception

                f = f[1:]

                for i in range(len(f)):
                    s = d[f[i]]

                    if s != None:
                        if f[i] == 'second':
                            s = float(s)
                        else:
                            try: s = int(s)
                            except ValueError: s = long(s)

                        if i < fn: fn = i

                    r.append(s)

                if fn > len(r):         # Any non-Nones?
                    raise Exception

                if d['sign'] == '-':
                    r[fn] = -r[fn]

                return tuple(r)

            if kind == 'recurringInstant':
                for i in range(len(f)):
                    s = d[f[i]]

                    if s == None or s == '-':
                        if i > fn:
                            raise Exception
                        s = None
                    else:
                        if i < fn:
                            fn = i

                        if f[i] == 'second':
                            s = float(s)
                        else:
                            try:
                                s = int(s)
                            except ValueError:
                                s = long(s)

                    r.append(s)

                s = r.pop(0)

                if fn == 0:
                    r[0] += s * 100
                else:
                    fn -= 1

                if fn < len(r) and d['sign'] == '-':
                    r[fn] = -r[fn]

                cleanDate(r, fn)

                return tuple(applyZoneOffset(self.DATETIMECONSTS.months,
                    getZoneOffset(d), r, fn, 0))

            r = [0, 0, 1, 1, 0, 0, 0]

            for i in range(len(f)):
                field = f[i]

                s = d.get(field)

                if s != None:
                    if field == 'second':
                        s = float(s)
                    else:
                        try:
                            s = int(s)
                        except ValueError:
                            s = long(s)

                    if i < fn:
                        fn = i

                    r[i] = s

            if fn > len(r):     # Any non-Nones?
                raise Exception

            s = r.pop(0)

            if fn == 0:
                r[0] += s * 100
            else:
                fn -= 1

            if d.get('sign') == '-':
                r[fn] = -r[fn]

            cleanDate(r, fn)

            zoffs = getZoneOffset(d)

            if zoffs:
                r = applyZoneOffset(self.DATETIMECONSTS.months, zoffs, r, fn)

            if kind == 'century':
                return r[0] / 100

            s = []

            for i in range(1, len(f)):
                if d.has_key(f[i]):
                    s.append(r[i - 1])

            if len(s) == 1:
                return s[0]
            return tuple(s)
        except Exception, e:
            raise Error, "invalid %s value `%s' - %s" % (kind, value, e)

    intlimits = \
    {
        'nonPositiveInteger':   (0, None, 0),
        'non-positive-integer': (0, None, 0),
        'negativeInteger':      (0, None, -1),
        'negative-integer':     (0, None, -1),
        'long':                 (1, -9223372036854775808L,
                                    9223372036854775807L),
        'int':                  (0, -2147483648L, 2147483647),
        'short':                (0, -32768, 32767),
        'byte':                 (0, -128, 127),
        'nonNegativeInteger':   (0, 0, None),
        'non-negative-integer': (0, 0, None),
        'positiveInteger':      (0, 1, None),
        'positive-integer':     (0, 1, None),
        'unsignedLong':         (1, 0, 18446744073709551615L),
        'unsignedInt':          (0, 0, 4294967295L),
        'unsignedShort':        (0, 0, 65535),
        'unsignedByte':         (0, 0, 255),
    }
    floatlimits = \
    {
        'float':        (7.0064923216240861E-46, -3.4028234663852886E+38,
                         3.4028234663852886E+38),
        'double':       (2.4703282292062327E-324, -1.7976931348623158E+308,
                         1.7976931348623157E+308),
    }
    zerofloatre = '[1-9]'

    def convertType(self, d, t, attrs):
        dnn = d or ''

        if t[0] in NS.EXSD_L:
            if t[1] == "integer":
                try:
                    d = int(d)
                    if len(attrs):
                        d = long(d)
                except:
                    d = long(d)
                return d
            if self.intlimits.has_key (t[1]):
                l = self.intlimits[t[1]]
                try: d = int(d)
                except: d = long(d)

                if l[1] != None and d < l[1]:
                    raise UnderflowError, "%s too small" % d
                if l[2] != None and d > l[2]:
                    raise OverflowError, "%s too large" % d

                if l[0] or len(attrs):
                    return long(d)
                return d
            if t[1] == "string":
                if len(attrs):
                    return unicode(dnn)
                try:
                    return str(dnn)
                except:
                    return dnn
            if t[1] == "boolean":
                d = d.strip().lower()
                if d in ('0', 'false'):
                    return 0
                if d in ('1', 'true'):
                    return 1
                raise AttributeError, "invalid boolean value"
            if self.floatlimits.has_key (t[1]):
                l = self.floatlimits[t[1]]
                s = d.strip().lower()
                try:
                    d = float(s)
                except:
                    # Some platforms don't implement the float stuff. This
                    # is close, but NaN won't be > "INF" as required by the
                    # standard.

                    if s in ("nan", "inf"):
                        return 1e300**2
                    if s == "-inf":
                        return -1e300**2

                    raise

                if str (d) == 'nan':
                    if s != 'nan':
                        raise ValueError, "invalid %s" % t[1]
                elif str (d) == '-inf':
                    if s != '-inf':
                        raise UnderflowError, "%s too small" % t[1]
                elif str (d) == 'inf':
                    if s != 'inf':
                        raise OverflowError, "%s too large" % t[1]
                elif d < 0:
                    if d < l[1]:
                        raise UnderflowError, "%s too small" % t[1]
                elif d > 0:
                    if d < l[0] or d > l[2]:
                        raise OverflowError, "%s too large" % t[1]
                elif d == 0:
                    if type(self.zerofloatre) == StringType:
                        self.zerofloatre = re.compile(self.zerofloatre)

                    if self.zerofloatre.search(s):
                        raise UnderflowError, "invalid %s" % t[1]

                return d
            if t[1] in ("dateTime", "date", "timeInstant", "time"):
                return self.convertDateTime(d, t[1])
            if t[1] == "decimal":
                return float(d)
            if t[1] in ("language", "QName", "NOTATION", "NMTOKEN", "Name",
                "NCName", "ID", "IDREF", "ENTITY"):
                return collapseWhiteSpace(d)
            if t[1] in ("IDREFS", "ENTITIES", "NMTOKENS"):
                d = collapseWhiteSpace(d)
                return d.split()
        if t[0] in NS.XSD_L:
            if t[1] in ("base64", "base64Binary"):
                return base64.decodestring(d)
            if t[1] == "hexBinary":
                return decodeHexString(d)
            if t[1] == "anyURI":
                return urllib.unquote(collapseWhiteSpace(d))
            if t[1] in ("normalizedString", "token"):
                return collapseWhiteSpace(d)
        if t[0] == NS.ENC:
            if t[1] == "base64":
                return base64.decodestring(d)
        if t[0] == NS.XSD:
            if t[1] == "binary":
                try:
                    e = attrs[(None, 'encoding')]

                    if e == 'hex':
                        return decodeHexString(d)
                    elif e == 'base64':
                        return base64.decodestring(d)
                except:
                    pass

                raise Error, "unknown or missing binary encoding"
            if t[1] == "uri":
                return urllib.unquote(collapseWhiteSpace(d))
            if t[1] == "recurringInstant":
                return self.convertDateTime(d, t[1])
        if t[0] in (NS.XSD2, NS.ENC):
            if t[1] == "uriReference":
                return urllib.unquote(collapseWhiteSpace(d))
            if t[1] == "timePeriod":
                return self.convertDateTime(d, t[1])
            if t[1] in ("century", "year"):
                return self.convertDateTime(d, t[1])
        if t[0] in (NS.XSD, NS.XSD2, NS.ENC):
            if t[1] == "timeDuration":
                return self.convertDateTime(d, t[1])
        if t[0] == NS.XSD3:
            if t[1] == "anyURI":
                return urllib.unquote(collapseWhiteSpace(d))
            if t[1] in ("gYearMonth", "gMonthDay"):
                return self.convertDateTime(d, t[1])
            if t[1] == "gYear":
                return self.convertDateTime(d, t[1])
            if t[1] == "gMonth":
                return self.convertDateTime(d, t[1])
            if t[1] == "gDay":
                return self.convertDateTime(d, t[1])
            if t[1] == "duration":
                return self.convertDateTime(d, t[1])
        if t[0] in (NS.XSD2, NS.XSD3):
            if t[1] == "token":
                return collapseWhiteSpace(d)
            if t[1] == "recurringDate":
                return self.convertDateTime(d, t[1])
            if t[1] == "month":
                return self.convertDateTime(d, t[1])
            if t[1] == "recurringDay":
                return self.convertDateTime(d, t[1])
        if t[0] == NS.XSD2:
            if t[1] == "CDATA":
                return collapseWhiteSpace(d)

        raise UnknownTypeError, "unknown type `%s'" % (t[0] + ':' + t[1])

################################################################################
# call to SOAPParser that keeps all of the info
################################################################################
def _parseSOAP(xml_str, rules = None):
    try:
        from cStringIO import StringIO
    except ImportError:
        from StringIO import StringIO

    parser = xml.sax.make_parser()
    t = SOAPParser(rules = rules)
    parser.setContentHandler(t)
    e = xml.sax.handler.ErrorHandler()
    parser.setErrorHandler(e)

    inpsrc = xml.sax.xmlreader.InputSource()
    inpsrc.setByteStream(StringIO(xml_str))

    # turn on namespace mangeling
    parser.setFeature(xml.sax.handler.feature_namespaces,1)

    parser.parse(inpsrc)

    return t

################################################################################
# SOAPParser's more public interface
################################################################################
def parseSOAP(xml_str, attrs = 0):
    t = _parseSOAP(xml_str)

    if attrs:
        return t.body, t.attrs
    return t.body


def parseSOAPRPC(xml_str, header = 0, body = 0, attrs = 0, rules = None):
    t = _parseSOAP(xml_str, rules = rules)
    p = t.body._aslist[0]

    # Empty string, for RPC this translates into a void
    if type(p) in (type(''), type(u'')) and p in ('', u''):
        name = "Response"
        for k in t.body.__dict__.keys():
            if k[0] != "_":
                name = k
        p = structType(name)

    if header or body or attrs:
        ret = (p,)
        if header : ret += (t.header,)
        if body: ret += (t.body,)
        if attrs: ret += (t.attrs,)
        return ret
    else:
        return p


################################################################################
# SOAP Builder
################################################################################
class SOAPBuilder:
    _xml_top = '<?xml version="1.0"?>\n'
    _xml_enc_top = '<?xml version="1.0" encoding="%s"?>\n'
    _env_top = '%(ENV_T)s:Envelope %(ENV_T)s:encodingStyle="%(ENC)s"' % \
        NS.__dict__
    _env_bot = '</%(ENV_T)s:Envelope>\n' % NS.__dict__

    # Namespaces potentially defined in the Envelope tag.

    _env_ns = {NS.ENC: NS.ENC_T, NS.ENV: NS.ENV_T,
        NS.XSD: NS.XSD_T, NS.XSD2: NS.XSD2_T, NS.XSD3: NS.XSD3_T,
        NS.XSI: NS.XSI_T, NS.XSI2: NS.XSI2_T, NS.XSI3: NS.XSI3_T}

    def __init__(self, args = (), kw = {}, method = None, namespace = None,
        header = None, methodattrs = None, envelope = 1, encoding = 'UTF-8',
        use_refs = 0, config = Config):

        # Test the encoding, raising an exception if it's not known
        if encoding != None:
            ''.encode(encoding)

        self.args       = args
        self.kw         = kw
        self.envelope   = envelope
        self.encoding   = encoding
        self.method     = method
        self.namespace  = namespace
        self.header     = header
        self.methodattrs= methodattrs
        self.use_refs   = use_refs
        self.config     = config
        self.out        = ''
        self.tcounter   = 0
        self.ncounter   = 1
        self.icounter   = 1
        self.envns      = {}
        self.ids        = {}
        self.depth      = 0
        self.multirefs  = []
        self.multis     = 0
        self.body       = not isinstance(args, bodyType)

    def build(self):
        ns_map = {}

        # Cache whether typing is on or not
        typed = self.config.typed

        if self.header:
            # Create a header.
            self.dump(self.header, "Header", typed = typed)
            self.header = None # Wipe it out so no one is using it.
        if self.body:
            # Call genns to record that we've used SOAP-ENV.
            self.depth += 1
            body_ns = self.genns(ns_map, NS.ENV)[0]
            self.out += "<%sBody>\n" % body_ns

        if self.method:
            self.depth += 1
            a = ''
            if self.methodattrs:
                for (k, v) in self.methodattrs.items():
                    a += ' %s="%s"' % (k, v)

            if self.namespace:  # Use the namespace info handed to us
                methodns, n = self.genns(ns_map, self.namespace)
            else:
                methodns, n = '', ''

            self.out += '<%s%s%s%s%s>\n' % \
                (methodns, self.method, n, a, self.genroot(ns_map))

        try:
            if type(self.args) != TupleType:
                args = (self.args,)
            else:
                args = self.args

            for i in args:
                self.dump(i, typed = typed, ns_map = ns_map)

            for (k, v) in self.kw.items():
                self.dump(v, k, typed = typed, ns_map = ns_map)
        except RecursionError:
            if self.use_refs == 0:
                # restart
                b = SOAPBuilder(args = self.args, kw = self.kw,
                    method = self.method, namespace = self.namespace,
                    header = self.header, methodattrs = self.methodattrs,
                    envelope = self.envelope, encoding = self.encoding,
                    use_refs = 1, config = self.config)
                return b.build()
            raise

        if self.method:
            self.out += "</%s%s>\n" % (methodns, self.method)
            self.depth -= 1

        if self.body:
            # dump may add to self.multirefs, but the for loop will keep
            # going until it has used all of self.multirefs, even those
            # entries added while in the loop.

            self.multis = 1

            for obj, tag in self.multirefs:
                self.dump(obj, tag, typed = typed, ns_map = ns_map)

            self.out += "</%sBody>\n" % body_ns
            self.depth -= 1

        if self.envelope:
            e = map (lambda ns: 'xmlns:%s="%s"' % (ns[1], ns[0]),
                self.envns.items())

            self.out = '<' + self._env_top + ' '.join([''] + e) + '>\n' + \
                self.out + \
                self._env_bot

        if self.encoding != None:
            self.out = self._xml_enc_top % self.encoding + self.out

            return self.out.encode(self.encoding)

        return self._xml_top + self.out

    def gentag(self):
        self.tcounter += 1
        return "v%d" % self.tcounter

    def genns(self, ns_map, nsURI):
        if nsURI == None:
            return ('', '')

        if type(nsURI) == TupleType: # already a tuple
            if len(nsURI) == 2:
                ns, nsURI = nsURI
            else:
                ns, nsURI = None, nsURI[0]
        else:
            ns = None

        if ns_map.has_key(nsURI):
            return (ns_map[nsURI] + ':', '')

        if self._env_ns.has_key(nsURI):
            ns = self.envns[nsURI] = ns_map[nsURI] = self._env_ns[nsURI]
            return (ns + ':', '')

        if not ns:
            ns = "ns%d" % self.ncounter
            self.ncounter += 1
        ns_map[nsURI] = ns
        if self.config.buildWithNamespacePrefix:
            return (ns + ':', ' xmlns:%s="%s"' % (ns, nsURI))
        else:
            return ('', ' xmlns="%s"' % (nsURI))

    def genroot(self, ns_map):
        if self.depth != 2:
            return ''

        ns, n = self.genns(ns_map, NS.ENC)
        return ' %sroot="%d"%s' % (ns, not self.multis, n)

    # checkref checks an element to see if it needs to be encoded as a
    # multi-reference element or not. If it returns None, the element has
    # been handled and the caller can continue with subsequent elements.
    # If it returns a string, the string should be included in the opening
    # tag of the marshaled element.

    def checkref(self, obj, tag, ns_map):
        if self.depth < 2:
            return ''

        if not self.ids.has_key(id(obj)):
            n = self.ids[id(obj)] = self.icounter
            self.icounter = n + 1

            if self.use_refs == 0:
                return ''

            if self.depth == 2:
                return ' id="i%d"' % n

            self.multirefs.append((obj, tag))
        else:
            if self.use_refs == 0:
                raise RecursionError, "Cannot serialize recursive object"

            n = self.ids[id(obj)]

            if self.multis and self.depth == 2:
                return ' id="i%d"' % n

        self.out += '<%s href="#i%d"%s/>\n' % (tag, n, self.genroot(ns_map))
        return None

    # dumpers

    def dump(self, obj, tag = None, typed = 1, ns_map = {}):
        ns_map = ns_map.copy()
        self.depth += 1

        if type(tag) not in (NoneType, StringType, UnicodeType):
            raise KeyError, "tag must be a string or None"

        try:
            meth = getattr(self, "dump_" + type(obj).__name__)
            meth(obj, tag, typed, ns_map)
        except AttributeError:
            if type(obj) == LongType:
                obj_type = "integer"
            else:
                obj_type = type(obj).__name__

            self.out += self.dumper(None, obj_type, obj, tag, typed,
                ns_map, self.genroot(ns_map))

        self.depth -= 1

    # generic dumper
    def dumper(self, nsURI, obj_type, obj, tag, typed = 1, ns_map = {},
        rootattr = '', id = '',
        xml = '<%(tag)s%(type)s%(id)s%(attrs)s%(root)s>%(data)s</%(tag)s>\n'):

        if nsURI == None:
            nsURI = self.config.typesNamespaceURI

        tag = tag or self.gentag()

        a = n = t = ''
        if typed and obj_type:
            ns, n = self.genns(ns_map, nsURI)
            ins = self.genns(ns_map, self.config.schemaNamespaceURI)[0]
            t = ' %stype="%s%s"%s' % (ins, ns, obj_type, n)

        try: a = obj._marshalAttrs(ns_map, self)
        except: pass

        try: data = obj._marshalData()
        except: data = obj

        return xml % {"tag": tag, "type": t, "data": data, "root": rootattr,
            "id": id, "attrs": a}

    def dump_float(self, obj, tag, typed = 1, ns_map = {}):
        # Terrible windows hack
        if not good_float:
            if obj == float(1e300**2):
                obj = "INF"
            elif obj == float(-1e300**2):
                obj = "-INF"

        obj = str(obj)
        if obj in ('inf', '-inf'):
            obj = str(obj).upper()
        elif obj == 'nan':
            obj = 'NaN'
        self.out += self.dumper(None, "float", obj, tag, typed, ns_map,
            self.genroot(ns_map))

    def dump_string(self, obj, tag, typed = 0, ns_map = {}):
        tag = tag or self.gentag()

        id = self.checkref(obj, tag, ns_map)
        if id == None:
            return

        try: data = obj._marshalData()
        except: data = obj

        self.out += self.dumper(None, "string", cgi.escape(data), tag,
            typed, ns_map, self.genroot(ns_map), id)

    dump_unicode = dump_string
    dump_str = dump_string

    def dump_None(self, obj, tag, typed = 0, ns_map = {}):
        tag = tag or self.gentag()
        ns = self.genns(ns_map, self.config.schemaNamespaceURI)[0]

        self.out += '<%s %snull="1"%s/>\n' % (tag, ns, self.genroot(ns_map))

    def dump_list(self, obj, tag, typed = 1, ns_map = {}):
        if type(obj) == InstanceType:
            data = obj.data
        else:
            data = obj

        tag = tag or self.gentag()

        id = self.checkref(obj, tag, ns_map)
        if id == None:
            return

        try:
            sample = data[0]
            empty = 0
        except:
            sample = structType()
            empty = 1

        # First scan list to see if all are the same type
        same_type = 1

        if not empty:
            for i in data[1:]:
                if type(sample) != type(i) or \
                    (type(sample) == InstanceType and \
                        sample.__class__ != i.__class__):
                    same_type = 0
                    break

        ndecl = ''
        if same_type:
            if (isinstance(sample, structType)) or \
                type(sample) == DictType: # force to urn struct

                try:
                    tns = obj._ns or NS.URN
                except:
                    tns = NS.URN

                ns, ndecl = self.genns(ns_map, tns)

                try:
                    typename = last._typename
                except:
                    typename = "SOAPStruct"

                t = ns + typename

            elif isinstance(sample, anyType):
                ns = sample._validNamespaceURI(self.config.typesNamespaceURI,
                    self.config.strictNamespaces)
                if ns:
                    ns, ndecl = self.genns(ns_map, ns)
                    t = ns + sample._type
                else:
                    t = 'ur-type'
            else:
                t = self.genns(ns_map, self.config.typesNamespaceURI)[0] + \
                    type(sample).__name__
        else:
            t = self.genns(ns_map, self.config.typesNamespaceURI)[0] + \
                "ur-type"

        try: a = obj._marshalAttrs(ns_map, self)
        except: a = ''

        ens, edecl = self.genns(ns_map, NS.ENC)
        ins, idecl = self.genns(ns_map, self.config.schemaNamespaceURI)

        self.out += \
            '<%s %sarrayType="%s[%d]" %stype="%sArray"%s%s%s%s%s%s>\n' %\
            (tag, ens, t, len(data), ins, ens, ndecl, edecl, idecl,
                self.genroot(ns_map), id, a)

        typed = not same_type

        try: elemsname = obj._elemsname
        except: elemsname = "item"

        for i in data:
            self.dump(i, elemsname, typed, ns_map)

        self.out += '</%s>\n' % tag

    dump_tuple = dump_list

    def dump_dictionary(self, obj, tag, typed = 1, ns_map = {}):
        tag = tag or self.gentag()

        id = self.checkref(obj, tag, ns_map)
        if id == None:
            return

        try: a = obj._marshalAttrs(ns_map, self)
        except: a = ''

        self.out += '<%s%s%s%s>\n' % \
            (tag, id, a, self.genroot(ns_map))

        for (k, v) in obj.items():
            if k[0] != "_":
                self.dump(v, k, 1, ns_map)

        self.out += '</%s>\n' % tag

    def dump_instance(self, obj, tag, typed = 1, ns_map = {}):
        if not tag:
            # If it has a name use it.
            if isinstance(obj, anyType) and obj._name:
                tag = obj._name
            else:
                tag = self.gentag()

        if isinstance(obj, arrayType):      # Array
            self.dump_list(obj, tag, typed, ns_map)
            return

        if isinstance(obj, faultType):    # Fault
            cns, cdecl = self.genns(ns_map, NS.ENC)
            vns, vdecl = self.genns(ns_map, NS.ENV)
            self.out += '''<%sFault %sroot="1"%s%s>
<faultcode>%s</faultcode>
<faultstring>%s</faultstring>
''' % (vns, cns, vdecl, cdecl, obj.faultcode, obj.faultstring)
            if hasattr(obj, "detail"):
                self.dump(obj.detail, "detail", typed, ns_map)
            self.out += "</%sFault>\n" % vns
            return

        r = self.genroot(ns_map)

        try: a = obj._marshalAttrs(ns_map, self)
        except: a = ''

        if isinstance(obj, voidType):     # void
            self.out += "<%s%s%s></%s>\n" % (tag, a, r, tag)
            return

        id = self.checkref(obj, tag, ns_map)
        if id == None:
            return

        if isinstance(obj, structType):
            # Check for namespace
            ndecl = ''
            ns = obj._validNamespaceURI(self.config.typesNamespaceURI,
                self.config.strictNamespaces)
            if ns:
                ns, ndecl = self.genns(ns_map, ns)
                tag = ns + tag
            self.out += "<%s%s%s%s%s>\n" % (tag, ndecl, id, a, r)

            # If we have order use it.
            order = 1

            for i in obj._keys():
                if i not in obj._keyord:
                    order = 0
                    break
            if order:
                for i in range(len(obj._keyord)):
                    self.dump(obj._aslist[i], obj._keyord[i], 1, ns_map)
            else:
                # don't have pristine order information, just build it.
                for (k, v) in obj.__dict__.items():
                    if k[0] != "_":
                        self.dump(v, k, 1, ns_map)

            if isinstance(obj, bodyType):
                self.multis = 1

                for v, k in self.multirefs:
                    self.dump(v, k, typed = typed, ns_map = ns_map)

            self.out += '</%s>\n' % tag

        elif isinstance(obj, anyType):
            t = ''

            if typed:
                ns = obj._validNamespaceURI(self.config.typesNamespaceURI,
                    self.config.strictNamespaces)
                if ns:
                    ons, ondecl = self.genns(ns_map, ns)
                    ins, indecl = self.genns(ns_map,
                        self.config.schemaNamespaceURI)
                    t = ' %stype="%s%s"%s%s' % \
                        (ins, ons, obj._type, ondecl, indecl)

            self.out += '<%s%s%s%s%s>%s</%s>\n' % \
                (tag, t, id, a, r, obj._marshalData(), tag)

        else:                           # Some Class
            self.out += '<%s%s%s>\n' % (tag, id, r)

            for (k, v) in obj.__dict__.items():
                if k[0] != "_":
                    self.dump(v, k, 1, ns_map)

            self.out += '</%s>\n' % tag


################################################################################
# SOAPBuilder's more public interface
################################################################################
def buildSOAP(args=(), kw={}, method=None, namespace=None, header=None,
              methodattrs=None,envelope=1,encoding='UTF-8',config=Config):
    t = SOAPBuilder(args=args,kw=kw, method=method, namespace=namespace,
        header=header, methodattrs=methodattrs,envelope=envelope,
        encoding=encoding, config=config)
    return t.build()

################################################################################
# RPC
################################################################################

def SOAPUserAgent():
    return "SOAP.py " + __version__ + " (actzero.com)"

################################################################################
# Client
################################################################################
class SOAPAddress:
    def __init__(self, url, config = Config):
        proto, uri = urllib.splittype(url)

        # apply some defaults
        if uri[0:2] != '//':
            if proto != None:
                uri = proto + ':' + uri

            uri = '//' + uri
            proto = 'http'

        host, path = urllib.splithost(uri)

        try:
            int(host)
            host = 'localhost:' + host
        except:
            pass

        if not path:
            path = '/'

        if proto not in ('http', 'https'):
            raise IOError, "unsupported SOAP protocol"
        if proto == 'https' and not config.SSLclient:
            raise AttributeError, \
                "SSL client not supported by this Python installation"

        self.proto = proto
        self.host = host
        self.path = path

    def __str__(self):
        return "%(proto)s://%(host)s%(path)s" % self.__dict__

    __repr__ = __str__


class HTTPTransport:
    # Need a Timeout someday?
    def call(self, addr, data, soapaction = '', encoding = None,
        http_proxy = None, config = Config):

        import httplib

        if not isinstance(addr, SOAPAddress):
            addr = SOAPAddress(addr, config)

        # Build a request
        if http_proxy:
            real_addr = http_proxy
            real_path = addr.proto + "://" + addr.host + addr.path
        else:
            real_addr = addr.host
            real_path = addr.path
            
        if addr.proto == 'https':
            r = httplib.HTTPS(real_addr)
        else:
            r = httplib.HTTP(real_addr)

        r.putrequest("POST", real_path)

        r.putheader("Host", addr.host)
        r.putheader("User-agent", SOAPUserAgent())
        t = 'text/xml';
        if encoding != None:
            t += '; charset="%s"' % encoding
        r.putheader("Content-type", t)
        r.putheader("Content-length", str(len(data)))
        r.putheader("SOAPAction", '"%s"' % soapaction)

        if config.dumpHeadersOut:
            s = 'Outgoing HTTP headers'
            debugHeader(s)
            print "POST %s %s" % (real_path, r._http_vsn_str)
            print "Host:", addr.host
            print "User-agent: SOAP.py " + __version__ + " (actzero.com)"
            print "Content-type:", t
            print "Content-length:", len(data)
            print 'SOAPAction: "%s"' % soapaction
            debugFooter(s)

        r.endheaders()

        if config.dumpSOAPOut:
            s = 'Outgoing SOAP'
            debugHeader(s)
            print data,
            if data[-1] != '\n':
                print
            debugFooter(s)

        # send the payload
        r.send(data)

        # read response line
        code, msg, headers = r.getreply()

        if config.dumpHeadersIn:
            s = 'Incoming HTTP headers'
            debugHeader(s)
            if headers.headers:
                print "HTTP/1.? %d %s" % (code, msg)
                print "\n".join(map (lambda x: x.strip(), headers.headers))
            else:
                print "HTTP/0.9 %d %s" % (code, msg)
            debugFooter(s)

        if config.dumpSOAPIn:
            data = r.getfile().read()

            s = 'Incoming SOAP'
            debugHeader(s)
            print data,
            if data[-1] != '\n':
                print
            debugFooter(s)

        if code not in (200, 500):
            raise HTTPError(code, msg)

        if not config.dumpSOAPIn:
            data = r.getfile().read()

        # return response payload
        return data

################################################################################
# SOAP Proxy
################################################################################
class SOAPProxy:
    def __init__(self, proxy, namespace = None, soapaction = '',
                 header = None, methodattrs = None, transport = HTTPTransport,
                 encoding = 'UTF-8', throw_faults = 1, unwrap_results = 1,
                 http_proxy=None, config = Config):

        # Test the encoding, raising an exception if it's not known
        if encoding != None:
            ''.encode(encoding)

        self.proxy          = SOAPAddress(proxy, config)
        self.namespace      = namespace
        self.soapaction     = soapaction
        self.header         = header
        self.methodattrs    = methodattrs
        self.transport      = transport()
        self.encoding       = encoding
        self.throw_faults   = throw_faults
        self.unwrap_results = unwrap_results
        self.http_proxy     = http_proxy
        self.config         = config
        

    def __call(self, name, args, kw, ns = None, sa = None, hd = None,
        ma = None):

        ns = ns or self.namespace
        ma = ma or self.methodattrs

        if sa: # Get soapaction
            if type(sa) == TupleType: sa = sa[0]
        else:
            sa = self.soapaction

        if hd: # Get header
            if type(hd) == TupleType:
                hd = hd[0]
        else:
            hd = self.header

        hd = hd or self.header

        if ma: # Get methodattrs
            if type(ma) == TupleType: ma = ma[0]
        else:
            ma = self.methodattrs
        ma = ma or self.methodattrs

        m = buildSOAP(args = args, kw = kw, method = name, namespace = ns,
            header = hd, methodattrs = ma, encoding = self.encoding,
            config = self.config)

        r = self.transport.call(self.proxy, m, sa, encoding = self.encoding,
                                http_proxy = self.http_proxy,
                                config = self.config)
        
        p, attrs = parseSOAPRPC(r, attrs = 1)

        try:
            throw_struct = self.throw_faults and \
                isinstance (p, faultType)
        except:
            throw_struct = 0

        if throw_struct:
            raise p

        # Bubble a regular result up, if there is only element in the
        # struct, assume that is the result and return it.
        # Otherwise it will return the struct with all the elements
        # as attributes.
        if self.unwrap_results:
            try:
                count = 0
                for i in p.__dict__.keys():
                    if i[0] != "_":  # don't move the private stuff
                        count += 1
                        t = getattr(p, i)
                if count == 1: p = t # Only one piece of data, bubble it up
            except:
                pass

        if self.config.returnAllAttrs:
            return p, attrs
        return p

    def _callWithBody(self, body):
        return self.__call(None, body, {})

    def __getattr__(self, name):  # hook to catch method calls
        return self.__Method(self.__call, name, config = self.config)

    # To handle attribute wierdness
    class __Method:
        # Some magic to bind a SOAP method to an RPC server.
        # Supports "nested" methods (e.g. examples.getStateName) -- concept
        # borrowed from xmlrpc/soaplib -- www.pythonware.com
        # Altered (improved?) to let you inline namespaces on a per call
        # basis ala SOAP::LITE -- www.soaplite.com

        def __init__(self, call, name, ns = None, sa = None, hd = None,
            ma = None, config = Config):

            self.__call 	= call
            self.__name 	= name
            self.__ns   	= ns
            self.__sa   	= sa
            self.__hd   	= hd
            self.__ma           = ma
            self.__config       = config
            if self.__name[0] == "_":
                if self.__name in ["__repr__","__str__"]:
                    self.__call__ = self.__repr__
                else:
                    self.__call__ = self.__f_call
            else:
                self.__call__ = self.__r_call

        def __getattr__(self, name):
            if self.__name[0] == "_":
                # Don't nest method if it is a directive
                return self.__class__(self.__call, name, self.__ns,
                    self.__sa, self.__hd, self.__ma)

            return self.__class__(self.__call, "%s.%s" % (self.__name, name),
                self.__ns, self.__sa, self.__hd, self.__ma)

        def __f_call(self, *args, **kw):
            if self.__name == "_ns": self.__ns = args
            elif self.__name == "_sa": self.__sa = args
            elif self.__name == "_hd": self.__hd = args
            elif self.__name == "_ma": self.__ma = args
            return self

        def __r_call(self, *args, **kw):
            return self.__call(self.__name, args, kw, self.__ns, self.__sa,
                self.__hd, self.__ma)

        def __repr__(self):
            return "<%s at %d>" % (self.__class__, id(self))

################################################################################
# Server
################################################################################

# Method Signature class for adding extra info to registered funcs, right now
# used just to indicate it should be called with keywords, instead of ordered
# params.
class MethodSig:
    def __init__(self, func, keywords=0, context=0):
        self.func     = func
        self.keywords = keywords
        self.context  = context
        self.__name__ = func.__name__

    def __call__(self, *args, **kw):
        return apply(self.func,args,kw)

class SOAPContext:
    def __init__(self, header, body, attrs, xmldata, connection, httpheaders,
        soapaction):

        self.header     = header
        self.body       = body
        self.attrs      = attrs
        self.xmldata    = xmldata
        self.connection = connection
        self.httpheaders= httpheaders
        self.soapaction = soapaction

# A class to describe how header messages are handled
class HeaderHandler:
    # Initially fail out if there are any problems.
    def __init__(self, header, attrs):
        for i in header.__dict__.keys():
            if i[0] == "_":
                continue

            d = getattr(header, i)

            try:
                fault = int(attrs[id(d)][(NS.ENV, 'mustUnderstand')])
            except:
                fault = 0

            if fault:
                raise faultType, ("%s:MustUnderstand" % NS.ENV_T,
                    "Don't understand `%s' header element but "
                    "mustUnderstand attribute is set." % i)


################################################################################
# SOAP Server
################################################################################
class SOAPServer(SocketServer.TCPServer):
    import BaseHTTPServer

    class SOAPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
        def version_string(self):
            return '<a href="http://www.actzero.com/solution.html">' + \
                'SOAP.py ' + __version__ + '</a> (Python ' + \
                sys.version.split()[0] + ')'

        def date_time_string(self):
            self.__last_date_time_string = \
                SOAPServer.BaseHTTPServer.BaseHTTPRequestHandler.\
                date_time_string(self)

            return self.__last_date_time_string

        def do_POST(self):
            try:
                if self.server.config.dumpHeadersIn:
                    s = 'Incoming HTTP headers'
                    debugHeader(s)
                    print self.raw_requestline.strip()
                    print "\n".join(map (lambda x: x.strip(),
                        self.headers.headers))
                    debugFooter(s)

                data = self.rfile.read(int(self.headers["content-length"]))

                if self.server.config.dumpSOAPIn:
                    s = 'Incoming SOAP'
                    debugHeader(s)
                    print data,
                    if data[-1] != '\n':
                        print
                    debugFooter(s)

                (r, header, body, attrs) = \
                    parseSOAPRPC(data, header = 1, body = 1, attrs = 1)

                method = r._name
                args   = r._aslist
                kw     = r._asdict

                ns = r._ns
                resp = ""
                # For fault messages
                if ns:
                    nsmethod = "%s:%s" % (ns, method)
                else:
                    nsmethod = method

                try:
                    # First look for registered functions
                    if self.server.funcmap.has_key(ns) and \
                        self.server.funcmap[ns].has_key(method):
                        f = self.server.funcmap[ns][method]
                    else: # Now look at registered objects
                        # Check for nested attributes. This works even if
                        # there are none, because the split will return
                        # [method]
                        f = self.server.objmap[ns]
                        l = method.split(".")
                        for i in l:
                            f = getattr(f, i)
                except:
                    resp = buildSOAP(faultType("%s:Client" % NS.ENV_T,
                            "No method %s found" % nsmethod,
                            "%s %s" % tuple(sys.exc_info()[0:2])),
                        encoding = self.server.encoding,
                        config = self.server.config)
                    status = 500
                else:
                    try:
                        if header:
                            x = HeaderHandler(header, attrs)

                        # If it's wrapped, some special action may be needed

                        if isinstance(f, MethodSig):
                            c = None

                            if f.context:  # Build context object
                                c = SOAPContext(header, body, attrs, data,
                                    self.connection, self.headers,
                                    self.headers["soapaction"])

                            if f.keywords:
                                # This is lame, but have to de-unicode
                                # keywords

                                strkw = {}

                                for (k, v) in kw.items():
                                    strkw[str(k)] = v
                                if c:
                                    strkw["_SOAPContext"] = c
                                fr = apply(f, (), strkw)
                            elif c:
                                fr = apply(f, args, {'_SOAPContext':c})
                            else:
                                fr = apply(f, args, {})
                        else:
                            fr = apply(f, args, {})

                        if type(fr) == type(self) and \
                            isinstance(fr, voidType):
                            resp = buildSOAP(kw = {'%sResponse' % method: fr},
                                encoding = self.server.encoding,
                                config = self.server.config)
                        else:
                            resp = buildSOAP(kw =
                                {'%sResponse' % method: {'Result': fr}},
                                encoding = self.server.encoding,
                                config = self.server.config)
                    except Exception, e:
                        import traceback
                        info = sys.exc_info()

                        if self.server.config.dumpFaultInfo:
                            s = 'Method %s exception' % nsmethod
                            debugHeader(s)
                            traceback.print_exception(info[0], info[1],
                                info[2])
                            debugFooter(s)

                        if isinstance(e, faultType):
                            f = e
                        else:
                            f = faultType("%s:Server" % NS.ENV_T,
                               "Method %s failed." % nsmethod)

                        if self.server.config.returnFaultInfo:
                            f._setDetail("".join(traceback.format_exception(
                                    info[0], info[1], info[2])))
                        elif not hasattr(f, 'detail'):
                            f._setDetail("%s %s" % (info[0], info[1]))

                        resp = buildSOAP(f, encoding = self.server.encoding,
                           config = self.server.config)
                        status = 500
                    else:
                        status = 200
            except faultType, e:
                import traceback
                info = sys.exc_info()

                if self.server.config.dumpFaultInfo:
                    s = 'Received fault exception'
                    debugHeader(s)
                    traceback.print_exception(info[0], info[1],
                        info[2])
                    debugFooter(s)

                if self.server.config.returnFaultInfo:
                    e._setDetail("".join(traceback.format_exception(
                            info[0], info[1], info[2])))
                elif not hasattr(e, 'detail'):
                    e._setDetail("%s %s" % (info[0], info[1]))

                resp = buildSOAP(e, encoding = self.server.encoding,
                    config = self.server.config)
                status = 500
            except:
                # internal error, report as HTTP server error
                if self.server.config.dumpFaultInfo:
                    import traceback
                    s = 'Internal exception'
                    debugHeader(s)
                    traceback.print_exc ()
                    debugFooter(s)
                self.send_response(500)
                self.end_headers()

                if self.server.config.dumpHeadersOut and \
                    self.request_version != 'HTTP/0.9':
                    s = 'Outgoing HTTP headers'
                    debugHeader(s)
                    if self.responses.has_key(status):
                        s = ' ' + self.responses[status][0]
                    else:
                        s = ''
                    print "%s %d%s" % (self.protocol_version, 500, s)
                    print "Server:", self.version_string()
                    print "Date:", self.__last_date_time_string
                    debugFooter(s)
            else:
                # got a valid SOAP response
                self.send_response(status)

                t = 'text/xml';
                if self.server.encoding != None:
                    t += '; charset="%s"' % self.server.encoding
                self.send_header("Content-type", t)
                self.send_header("Content-length", str(len(resp)))
                self.end_headers()

                if self.server.config.dumpHeadersOut and \
                    self.request_version != 'HTTP/0.9':
                    s = 'Outgoing HTTP headers'
                    debugHeader(s)
                    if self.responses.has_key(status):
                        s = ' ' + self.responses[status][0]
                    else:
                        s = ''
                    print "%s %d%s" % (self.protocol_version, status, s)
                    print "Server:", self.version_string()
                    print "Date:", self.__last_date_time_string
                    print "Content-type:", t
                    print "Content-length:", len(resp)
                    debugFooter(s)

                if self.server.config.dumpSOAPOut:
                    s = 'Outgoing SOAP'
                    debugHeader(s)
                    print resp,
                    if resp[-1] != '\n':
                        print
                    debugFooter(s)

                self.wfile.write(resp)
                self.wfile.flush()

                # We should be able to shut down both a regular and an SSL
                # connection, but under Python 2.1, calling shutdown on an
                # SSL connections drops the output, so this work-around.
                # This should be investigated more someday.

                if self.server.config.SSLserver and \
                    isinstance(self.connection, SSL.Connection):
                    self.connection.set_shutdown(SSL.SSL_SENT_SHUTDOWN |
                        SSL.SSL_RECEIVED_SHUTDOWN)
                else:
                    self.connection.shutdown(1)

        def log_message(self, format, *args):
            if self.server.log:
                SOAPServer.BaseHTTPServer.BaseHTTPRequestHandler.\
                    log_message (self, format, *args)

    def __init__(self, addr = ('localhost', 8000),
        RequestHandler = SOAPRequestHandler, log = 1, encoding = 'UTF-8',
        config = Config, namespace = None, ssl_context = None):

        # Test the encoding, raising an exception if it's not known
        if encoding != None:
            ''.encode(encoding)

        if ssl_context != None and not config.SSLserver:
            raise AttributeError, \
                "SSL server not supported by this Python installation"

        self.namespace          = namespace
        self.objmap             = {}
        self.funcmap            = {}
        self.ssl_context        = ssl_context
        self.encoding           = encoding
        self.config             = config
        self.log                = log

        self.allow_reuse_address= 1

        SocketServer.TCPServer.__init__(self, addr, RequestHandler)

    def get_request(self):
        sock, addr = SocketServer.TCPServer.get_request(self)

        if self.ssl_context:
            sock = SSL.Connection(self.ssl_context, sock)
            sock._setup_ssl(addr)
            if sock.accept_ssl() != 1:
                raise socket.error, "Couldn't accept SSL connection"

        return sock, addr

    def registerObject(self, object, namespace = ''):
        if namespace == '': namespace = self.namespace
        self.objmap[namespace] = object

    def registerFunction(self, function, namespace = '', funcName = None):
        if not funcName : funcName = function.__name__
        if namespace == '': namespace = self.namespace
        if self.funcmap.has_key(namespace):
            self.funcmap[namespace][funcName] = function
        else:
            self.funcmap[namespace] = {funcName : function}

    def registerKWObject(self, object, namespace = ''):
        if namespace == '': namespace = self.namespace
        for i in dir(object.__class__):
            if i[0] != "_" and callable(getattr(object, i)):
                self.registerKWFunction(getattr(object,i), namespace)

    # convenience  - wraps your func for you.
    def registerKWFunction(self, function, namespace = '', funcName = None):
        self.registerFunction(MethodSig(function,keywords=1), namespace,
        funcName)