fixup! fixup! web_shadir: PY3 compatibility

bt5/erp5_web_shadir/ExtensionTemplateItem/portal_components/extension.erp5.ShaDir.py

@@ -130,7 +130,12 @@ def WebSection_putFactory(self, name, typ, body):
                                                     filename=name,
                                                     discover_metadata=False)
 
-  return document.asContext(id=name)
+  # return a document for which getId() returns the name for _setObject to be
+  # called with id=name ( for WebSection_setObject ), but for which
+  # getRelativeUrl returns the relative url of the real document, for
+  # VirtualFolderMixin transactional variable cache between _setObject and
+  # _getOb
+  return document.asContext(getId=lambda: name)
 
 # The following scripts are helpers to search & clean up shadir entries.
 # XXX: Due to lack of View skin for shadir, external methods are currently

bt5/erp5_web_shadir/TestTemplateItem/portal_components/test.erp5.testShaDir.py

@@ -107,6 +107,7 @@ class TestShaDir(ShaDirMixin, ERP5TypeTestCase):
     self.assertEqual(self.key, data_set.getReference())
     self.assertNotEqual(self.key, data_set.getId())
     self.assertEqual('published', data_set.getValidationState())
+    self.assertEqual(len(self.portal.data_set_module.contentValues()), 1)
 
     # Asserting Document
     document = self.portal.portal_catalog.getResultValue(
@@ -120,6 +121,7 @@ class TestShaDir(ShaDirMixin, ERP5TypeTestCase):
                                     str(document.getExpirationDate()))
     self.assertEqual('application/json', document.getContentType())
     self.assertEqual('Published', document.getValidationStateTitle())
+    self.assertEqual(len(self.portal.document_module.contentValues()), 1)
 
   def test_get_information(self):
     """