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##############################################################################
#
# Copyright (c) 2004-2006 TINY SPRL. (http://tiny.be) All Rights Reserved.
#
# $Id: rpc.py 4044 2006-09-05 14:06:27Z ged $
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
import xmlrpclib
import logging
import socket
import common
class rpc_int_exception(Exception):
pass
class rpc_exception(Exception):
def __init__(self, code, msg):
log = logging.getLogger('rpc.exception')
log.warning('CODE %s: %s' % (str(code),msg))
self.code = code
lines = msg.split('\n')
self.data = '\n'.join(lines[2:])
self.type = lines[0].split(' -- ')[0]
self.message = ''
if len(lines[0].split(' -- ')) > 1:
self.message = lines[0].split(' -- ')[1]
class gw_inter(object):
__slots__ = ('_url', '_uid', '_passwd', '_sock', '_obj')
def __init__(self, url, uid, passwd, obj='/object'):
self._url = url
self._uid = uid
self._obj = obj
self._passwd = passwd
def exec_auth(method, *args):
pass
def execute(method, *args):
pass
class xmlrpc_gw(gw_inter):
__slots__ = ('_url', '_uid', '_passwd', '_sock', '_obj')
def __init__(self, url, uid, passwd, obj='/object'):
gw_inter.__init__(self, url, uid, passwd, obj)
self._sock = xmlrpclib.ServerProxy(url+obj)
def exec_auth(self, method, *args):
logging.getLogger('rpc.request').info(str((method, self._uid, self._passwd, args)))
res = self.execute(method, self._uid, self._passwd, *args)
logging.getLogger('rpc.result').debug(str(res))
return res
def __convert(self, result):
if type(result)==type(u''):
return result.encode('utf-8')
elif type(result)==type([]):
return map(self.__convert, result)
elif type(result)==type({}):
newres = {}
for i in result.keys():
newres[i] = self.__convert(result[i])
return newres
else:
return result
def execute(self, method, *args):
result = getattr(self._sock,method)( *args )
return self.__convert(result)
class rpc_session(object):
__slots__ = ('_open', '_url', 'uid', 'uname', '_passwd', '_gw', 'context')
def __init__(self):
self._open = False
self._url = None
self._passwd = None
self.uid = None
self.context = {}
self.uname = None
self._gw = xmlrpc_gw
def rpc_exec(self, obj, method, *args):
try:
sock = self._gw(self._url, self.uid, self._passwd, obj)
return sock.execute(method, *args)
except socket.error, (e1,e2):
common.error(_('Connection refused !'), e1, e2)
raise rpc_exception(69, _('Connection refused!'))
except xmlrpclib.Fault, err:
raise rpc_exception(err.faultCode, err.faultString)
def rpc_exec_auth_try(self, obj, method, *args):
if self._open:
sock = self._gw(self._url, self.uid, self._passwd, obj)
return sock.exec_auth(method, *args)
else:
raise rpc_exception(1, 'not logged')
def rpc_exec_auth_wo(self, obj, method, *args):
try:
sock = self._gw(self._url, self.uid, self._passwd, obj)
return sock.exec_auth(method, *args)
except:
raise rpc_exception(1, 'not logged')
def rpc_exec_auth(self, obj, method, *args):
if self._open:
try:
sock = self._gw(self._url, self.uid, self._passwd, obj)
return sock.exec_auth(method, *args)
except socket.error, (e1,e2):
common.error(_('Connection refused !'), e1, e2)
raise rpc_exception(69, 'Connection refused!')
except xmlrpclib.Fault, err:
a = rpc_exception(err.faultCode, err.faultString)
if a.type in ('warning','UserError'):
common.warning(a.data, a.message)
#TODO: faudrait propager l'exception
# raise a
pass
else:
pass
common.error(_('Application Error'), _('View details'), err.faultString)
else:
raise rpc_exception(1, 'not logged')
def login(self, uname, passwd, url, port, secure):
if secure:
_protocol = "https://"
else:
_protocol = "http://"
_url = _protocol + url+':'+str(port)+'/xmlrpc'
_sock = xmlrpclib.ServerProxy(_url+'/common')
try:
res = _sock.login(uname, passwd)
except socket.error,e:
return -1
if not res:
self._open=False
self.uid=False
return -2
self._url = _url
self._open = True
self.uid = res
self.uname = uname
self._passwd = passwd
sock = self._gw(self._url, self.uid, self._passwd)
self.context_reload()
return 1
def context_reload(self):
self.context = {}
# self.uid
context = self.rpc_exec_auth('/object', 'execute', 'ir.values', 'get', 'meta', False, [('res.users', self.uid or False)], False, {}, True, True, False)
for c in context:
if c[2]:
self.context[c[1]] = c[2]
def logged(self):
return self._open
def logout(self):
if self._open:
self._open = False
self.uname = None
self.uid = None
self._passwd = None
else:
pass
session = rpc_session()
class RPCProxy(object):
def __init__(self, resource):
self.resource = resource
self.__attrs = {}
def __getattr__(self, name):
if not name in self.__attrs:
self.__attrs[name] = RPCFunction(self.resource, name)
return self.__attrs[name]
class RPCFunction(object):
def __init__(self, object, func_name):
self.object = object
self.func = func_name
def __call__(self, *args):
return session.rpc_exec_auth('/object', 'execute', self.object, self.func, *args)
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