syncml: only use files from the subscriptions and publications

This comes with a small breaking change that when using file:// URLs,
they need to be well formed ( file:// + path and not file:/ + path )

bt5/erp5_syncml/TestTemplateItem/portal_components/test.erp5.testERP5DocumentSyncML.py

@@ -27,10 +27,11 @@
 #
 ##############################################################################
 
+from six.moves.urllib.parse import urlparse
+import itertools
 import os
 from base64 import b16encode
 from unittest import expectedFailure
-import unittest
 
 from AccessControl.SecurityManagement import newSecurityManager
 
@@ -99,9 +100,9 @@ class TestERP5DocumentSyncMLMixin(TestERP5SyncMLMixin):
   xml_mapping = 'asXML'
   pub_conduit = 'ERP5DocumentConduit'
   sub_conduit1 = 'ERP5DocumentConduit'
-  publication_url = 'file:/%s/sync_server' % tests_home
-  subscription_url = {'two_way': 'file:/%s/sync_client1' % tests_home,
-      'from_server': 'file:/%s/sync_client_from_server' % tests_home}
+  publication_url = 'file://%s/sync_server' % tests_home
+  subscription_url = {'two_way': 'file://%s/sync_client1' % tests_home,
+      'from_server': 'file://%s/sync_client_from_server' % tests_home}
   #for this tests
   nb_message_first_synchronization = 6
   nb_message_multi_first_synchronization = 12
@@ -142,14 +143,10 @@ class TestERP5DocumentSyncMLMixin(TestERP5SyncMLMixin):
 
   def clearFiles(self):
     # reset files, because we do sync by files
-    for filename in self.subscription_url.values():
-      file_ = open(filename[len('file:/'):], 'w')
-      file_.write('')
-      file_.close()
-    file_ = open(self.publication_url[len('file:/'):], 'w')
-    file_.write('')
-    file_.close()
-
+    for filename in itertools.chain(
+        self.subscription_url.values(), [self.publication_url]):
+      with open(urlparse(filename).path, 'w') as f:
+        f.write('')
 
   def setSystemPreferences(self):
     default_pref = self.portal.portal_preferences.default_site_preference
@@ -858,7 +855,3 @@ class TestERP5DocumentSyncML(TestERP5DocumentSyncMLMixin):
     self.assertXMLViewIsEqual(self.sub_id1, document_s, document_c, force=True,
                               ignore_processing_status_workflow=True)
 
-def test_suite():
-  suite = unittest.TestSuite()
-  suite.addTest(unittest.makeSuite(TestERP5DocumentSyncML))
-  return suite
\ No newline at end of file

bt5/erp5_syncml/TestTemplateItem/portal_components/test.erp5.testERP5SyncML.py

@@ -27,7 +27,6 @@
 #
 ##############################################################################
 
-import unittest
 from base64 import b64encode, b64decode, b16encode
 from lxml import etree
 from unittest import expectedFailure
@@ -44,7 +43,7 @@ from erp5.component.module.SyncMLConstant import MAX_LEN
 from erp5.component.document import SyncMLSubscription
 from erp5.component.module.testERP5SyncMLMixin import TestERP5SyncMLMixin \
      as TestMixin
-from six.moves import range
+from zExceptions import Forbidden
 
 class TestERP5SyncMLMixin(TestMixin):
 
@@ -103,9 +102,9 @@ class TestERP5SyncMLMixin(TestMixin):
     self._subscription_url1 = tests_home + '/sync_client1'
     self._subscription_url2 = tests_home + '/sync_client2'
     self._publication_url = tests_home + '/sync_server'
-    self.subscription_url1 = 'file:/' + self._subscription_url1
-    self.subscription_url2 = 'file:/' + self._subscription_url2
-    self.publication_url = 'file:/' + self._publication_url
+    self.subscription_url1 = 'file://' + self._subscription_url1
+    self.subscription_url2 = 'file://' + self._subscription_url2
+    self.publication_url = 'file://' + self._publication_url
 
   def beforeTearDown(self):
     """Clean up."""
@@ -196,15 +195,9 @@ class TestERP5SyncMLMixin(TestMixin):
 
   def clearFiles(self):
     # reset files, because we do sync by files
-    file_ = open(self._subscription_url1, 'w')
-    file_.write('')
-    file_.close()
-    file_ = open(self._subscription_url2, 'w')
-    file_.write('')
-    file_.close()
-    file_ = open(self._publication_url, 'w')
-    file_.write('')
-    file_.close()
+    for filename in self._subscription_url1, self._subscription_url2, self._publication_url:
+      with open(filename, 'w') as f:
+        f.write('')
 
   def synchronize(self, id): # pylint: disable=redefined-builtin
     """
@@ -1880,8 +1873,7 @@ return [context[%r]]
       self.assertXMLViewIsEqual(self.sub_id1, person_s, person_c1)
       self.assertXMLViewIsEqual(self.sub_id1, person_s, person_c2)
 
-
-def test_suite():
-  suite = unittest.TestSuite()
-  suite.addTest(unittest.makeSuite(TestERP5SyncML))
-  return suite
+  def test_readResponse_file(self):
+    self.assertRaises(Forbidden,
+      self.getSynchronizationTool().readResponse,
+      from_url='file:///etc/hosts')
\ No newline at end of file

bt5/erp5_syncml/ToolComponentTemplateItem/portal_components/tool.erp5.SynchronizationTool.py

@@ -27,6 +27,7 @@
 
 from logging import getLogger
 import six
+from six.moves.urllib.parse import urlparse
 
 from AccessControl import ClassSecurityInfo
 
@@ -39,6 +40,8 @@ from erp5.component.module.SyncMLMessage import SyncMLRequest
 from erp5.component.module.SyncMLEngineSynchronous import SyncMLSynchronousEngine
 from erp5.component.module.SyncMLEngineAsynchronous import SyncMLAsynchronousEngine
 from Products.ERP5.ERP5Site import getSite
+from zExceptions import Forbidden
+
 
 synchronous_engine = SyncMLSynchronousEngine()
 asynchronous_engine = SyncMLAsynchronousEngine()
@@ -237,22 +240,20 @@ class SynchronizationTool(BaseTool):
 
     # we use from only if we have a file
     elif isinstance(from_url, six.string_types):
-      if from_url.startswith('file:'):
-        filename = from_url[len('file:'):]
-        xml = None
-        try:
-          stream = open(filename, 'rb')
-        except IOError:
-          # XXX-Aurel : Why raising here make unit tests to fail ?
-          # raise ValueError("Impossible to read file %s, error is %s"
-          #                  % (filename, msg))
-          pass
-        else:
-          xml = stream.read()
-          stream.close()
-        syncml_logger.debug('readResponse xml from file is %s', xml)
-        if xml:
-          return xml
+      parsed_url = urlparse(from_url)
+      if parsed_url.scheme == 'file':
+        if (any(
+              from_url.startswith(pub.getUrlString())
+              for pub in self.contentValues(portal_type='SyncML Publication'))
+            or any(
+              from_url.startswith(sub.getSubscriptionUrlString())
+              for sub in self.contentValues(portal_type='SyncML Subscription'))):
+          with open(parsed_url.path, 'rb') as f:
+            xml = f.read()
+          syncml_logger.debug('readResponse xml from file is %s', xml)
+          return xml or None
+      raise Forbidden
+
   #
   # End of part managing protocols
   #