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"""
Slixmpp: The Slick XMPP Library
Copyright (C) 2011 Nathanael C. Fritz, Dann Martens (TOMOTON).
This file is part of Slixmpp.
See the file LICENSE for copying permission.
"""
from slixmpp.xmlstream import ET
import base64
import logging
import time
log = logging.getLogger(__name__)
_namespace = 'jabber:iq:rpc'
def fault2xml(fault):
value = dict()
value['faultCode'] = fault['code']
value['faultString'] = fault['string']
fault = ET.Element("fault", {'xmlns': _namespace})
fault.append(_py2xml((value)))
return fault
def xml2fault(params):
vals = []
for value in params.findall('{%s}value' % _namespace):
vals.append(_xml2py(value))
fault = dict()
fault['code'] = vals[0]['faultCode']
fault['string'] = vals[0]['faultString']
return fault
def py2xml(*args):
params = ET.Element("{%s}params" % _namespace)
for x in args:
param = ET.Element("{%s}param" % _namespace)
param.append(_py2xml(x))
params.append(param) #<params><param>...
return params
def _py2xml(*args):
for x in args:
val = ET.Element("{%s}value" % _namespace)
if x is None:
nil = ET.Element("{%s}nil" % _namespace)
val.append(nil)
elif type(x) is int:
i4 = ET.Element("{%s}i4" % _namespace)
i4.text = str(x)
val.append(i4)
elif type(x) is bool:
boolean = ET.Element("{%s}boolean" % _namespace)
boolean.text = str(int(x))
val.append(boolean)
elif type(x) is str:
string = ET.Element("{%s}string" % _namespace)
string.text = x
val.append(string)
elif type(x) is float:
double = ET.Element("{%s}double" % _namespace)
double.text = str(x)
val.append(double)
elif type(x) is rpcbase64:
b64 = ET.Element("{%s}base64" % _namespace)
b64.text = x.encoded()
val.append(b64)
elif type(x) is rpctime:
iso = ET.Element("{%s}dateTime.iso8601" % _namespace)
iso.text = str(x)
val.append(iso)
elif type(x) in (list, tuple):
array = ET.Element("{%s}array" % _namespace)
data = ET.Element("{%s}data" % _namespace)
for y in x:
data.append(_py2xml(y))
array.append(data)
val.append(array)
elif type(x) is dict:
struct = ET.Element("{%s}struct" % _namespace)
for y in x.keys():
member = ET.Element("{%s}member" % _namespace)
name = ET.Element("{%s}name" % _namespace)
name.text = y
member.append(name)
member.append(_py2xml(x[y]))
struct.append(member)
val.append(struct)
return val
def xml2py(params):
namespace = 'jabber:iq:rpc'
vals = []
for param in params.findall('{%s}param' % namespace):
vals.append(_xml2py(param.find('{%s}value' % namespace)))
return vals
def _xml2py(value):
namespace = 'jabber:iq:rpc'
if value.find('{%s}nil' % namespace) is not None:
return None
if value.find('{%s}i4' % namespace) is not None:
return int(value.find('{%s}i4' % namespace).text)
if value.find('{%s}int' % namespace) is not None:
return int(value.find('{%s}int' % namespace).text)
if value.find('{%s}boolean' % namespace) is not None:
return bool(int(value.find('{%s}boolean' % namespace).text))
if value.find('{%s}string' % namespace) is not None:
return value.find('{%s}string' % namespace).text
if value.find('{%s}double' % namespace) is not None:
return float(value.find('{%s}double' % namespace).text)
if value.find('{%s}base64' % namespace) is not None:
return rpcbase64(value.find('{%s}base64' % namespace).text.encode())
if value.find('{%s}Base64' % namespace) is not None:
# Older versions of XEP-0009 used Base64
return rpcbase64(value.find('{%s}Base64' % namespace).text.encode())
if value.find('{%s}dateTime.iso8601' % namespace) is not None:
return rpctime(value.find('{%s}dateTime.iso8601' % namespace).text)
if value.find('{%s}struct' % namespace) is not None:
struct = {}
for member in value.find('{%s}struct' % namespace).findall('{%s}member' % namespace):
struct[member.find('{%s}name' % namespace).text] = _xml2py(member.find('{%s}value' % namespace))
return struct
if value.find('{%s}array' % namespace) is not None:
array = []
for val in value.find('{%s}array' % namespace).find('{%s}data' % namespace).findall('{%s}value' % namespace):
array.append(_xml2py(val))
return array
raise ValueError()
class rpcbase64(object):
def __init__(self, data):
#base 64 encoded string
self.data = data
def decode(self):
return base64.b64decode(self.data)
def __str__(self):
return self.decode().decode()
def encoded(self):
return self.data.decode()
class rpctime(object):
def __init__(self,data=None):
#assume string data is in iso format YYYYMMDDTHH:MM:SS
if type(data) is str:
self.timestamp = time.strptime(data,"%Y%m%dT%H:%M:%S")
elif type(data) is time.struct_time:
self.timestamp = data
elif data is None:
self.timestamp = time.gmtime()
else:
raise ValueError()
def iso8601(self):
#return a iso8601 string
return time.strftime("%Y%m%dT%H:%M:%S",self.timestamp)
def __str__(self):
return self.iso8601()
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