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##############################################################################
#
# Copyright (c) 2003 Nexedi SARL and Contributors. All Rights Reserved.
# Sebastien Robin <seb@nexedi.com>
#
# 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 smtplib # to send emails
from Subscription import Subscription,Signature
from XMLSyncUtils import XMLSyncUtils, Parse
import commands
from Conduit.ERP5Conduit import ERP5Conduit
from DateTime import DateTime
from zLOG import LOG
class SubscriptionSynchronization(XMLSyncUtils):
def SubSyncInit(self, subscription):
"""
Send the first XML message from the client
"""
#LOG('SubSyncInit',0,'starting....')
cmd_id = 1 # specifies a SyncML message-unique command identifier
subscription.NewAnchor()
subscription.initLastMessageId()
xml_list = []
xml = xml_list.append
xml('<SyncML>\n')
# syncml header
xml(self.SyncMLHeader(subscription.incrementSessionId(),
subscription.incrementMessageId(), subscription.getPublicationUrl(),
subscription.getSubscriptionUrl(), source_name=subscription.getLogin()))
# syncml body
xml(' <SyncBody>\n')
# We have to set every object as NOT_SYNCHRONIZED
subscription.startSynchronization()
# alert message
xml(self.SyncMLAlert(cmd_id, subscription.getSynchronizationType(),
subscription.getTargetURI(),
subscription.getSourceURI(),
subscription.getLastAnchor(),
subscription.getNextAnchor()))
cmd_id += 1
syncml_put = self.SyncMLPut(cmd_id, subscription)
if syncml_put not in ('', None):
xml(syncml_put)
cmd_id += 1
xml(' </SyncBody>\n')
xml('</SyncML>\n')
xml_a = ''.join(xml_list)
self.sendResponse(from_url=subscription.subscription_url,
to_url=subscription.publication_url, sync_id=subscription.getTitle(),
xml=xml_a,domain=subscription)
return {'has_response':1,'xml':xml_a}
def SubSync(self, subscription_path, msg=None, RESPONSE=None):
"""
This is the synchronization method for the client
"""
response = None #check if subsync replies to this messages
subscription = self.unrestrictedTraverse(subscription_path)
if msg==None and (subscription.getSubscriptionUrl()).find('file')>=0:
msg = self.readResponse(sync_id=subscription.getSourceURI(),
from_url=subscription.getSubscriptionUrl())
if msg==None:
response = self.SubSyncInit(subscription)
else:
xml_client = msg
if isinstance(xml_client, str) or isinstance(xml_client, unicode):
xml_client = Parse(xml_client)
status_list = self.getSyncBodyStatusList(xml_client)
if status_list not in (None, []):
status_code_syncHdr = status_list[0]['code']
if status_code_syncHdr.isdigit():
status_code_syncHdr = int(status_code_syncHdr)
#LOG('readResponse status code :',0,status_code_syncHdr)
if status_code_syncHdr == self.AUTH_REQUIRED:
if self.checkChal(xml_client):
authentication_format, authentication_type = self.getChal(xml_client)
#LOG('auth_required :',0, 'format:%s, type:%s' % (authentication_format, authentication_type))
if authentication_format is not None and \
authentication_type is not None:
subscription.setAuthenticationFormat(authentication_format)
subscription.setAuthenticationType(authentication_type)
else:
raise ValueError, "Sorry, the server chalenge for an \
authentication, but the authentication format is not find"
#LOG('readResponse', 0, 'Authentication required')
response = self.SubSyncCred(subscription, xml_client)
elif status_code_syncHdr == self.UNAUTHORIZED:
LOG('readResponse', 0, 'Bad authentication')
return {'has_response':0,'xml':xml_client}
else:
response = self.SubSyncModif(subscription, xml_client)
else:
response = self.SubSyncModif(subscription, xml_client)
if RESPONSE is not None:
RESPONSE.redirect('manageSubscriptions')
else:
return response
def SubSyncCred (self, subscription, msg=None, RESPONSE=None):
"""
This method send crendentials
"""
cmd_id = 1 # specifies a SyncML message-unique command identifier
xml_list = []
xml = xml_list.append
xml('<SyncML>\n')
# syncml header
data = "%s:%s" % (subscription.getLogin(), subscription.getPassword())
data=subscription.encode(subscription.getAuthenticationFormat(), data)
xml(self.SyncMLHeader(
subscription.incrementSessionId(),
subscription.incrementMessageId(),
subscription.getPublicationUrl(),
subscription.getSubscriptionUrl(),
source_name=subscription.getLogin(),
dataCred=data,
authentication_format=subscription.getAuthenticationFormat(),
authentication_type=subscription.getAuthenticationType()))
# syncml body
xml(' <SyncBody>\n')
# We have to set every object as NOT_SYNCHRONIZED
subscription.startSynchronization()
# alert message
xml(self.SyncMLAlert(cmd_id, subscription.getSynchronizationType(),
subscription.getTargetURI(),
subscription.getSourceURI(),
subscription.getLastAnchor(),
subscription.getNextAnchor()))
cmd_id += 1
xml(self.SyncMLPut(cmd_id, subscription))
cmd_id += 1
xml(' <Final/>\n')
xml(' </SyncBody>\n')
xml('</SyncML>\n')
xml_a = ''.join(xml_list)
self.sendResponse(from_url=subscription.subscription_url,
to_url=subscription.publication_url, sync_id=subscription.getTitle(),
xml=xml_a,domain=subscription)
return {'has_response':1,'xml':xml_a}
def SubSyncModif(self, subscription, xml_client):
"""
Send the client modification, this happens after the Synchronization
initialization
"""
return self.SyncModif(subscription, xml_client)