Change Preference accessor to use category property. Build accessor from...

Change Preference accessor to use category property. Build accessor from accessor holder accessors and not from properties.

Conflicts:
	product/ERP5Form/tests/testPreferences.py

product/ERP5Form/Document/PreferenceToolType.py

@@ -58,28 +58,15 @@ def _generatePreferenceToolAccessorHolder(portal_type_name,
 
   preference_tool_accessor_holder = AccessorHolderType('PreferenceTool')
 
-  for accessor_holder in accessor_holder_list:
-    for prop in accessor_holder._properties:
-      if not prop.get('preference'):
-        continue
-      # XXX read_permission and write_permissions defined at
-      # property sheet are not respected by this.
-      # only properties marked as preference are used
+  preferred_accessor = ("isPreferred", "hasPreferred", "getPreferred",
+                        "getDefaultPreferred", "hasDefaultPreferred")
 
-      # properties have already been 'converted' and _list is appended
-      # to list_types properties
-      attribute = prop['id']
-      if attribute.endswith('_list'):
-        attribute = prop['base_id']
-      attr_list = [ 'get%s' % convertToUpperCase(attribute)]
-      if prop['type'] == 'boolean':
-        attr_list.append('is%s' % convertToUpperCase(attribute))
-      if prop['type'] in list_types :
-        attr_list.append('get%sList' % convertToUpperCase(attribute))
-      read_permission = prop.get('read_permission')
-      for attribute_name in attr_list:
-        method = PreferenceMethod(attribute_name, prop.get('default'))
-        preference_tool_accessor_holder.registerAccessor(method, read_permission)
+  for accessor_holder in accessor_holder_list:
+    for accessor in accessor_holder.__dict__:
+      if accessor.startswith(preferred_accessor) and not accessor.endswith("__roles__"):
+        method = PreferenceMethod(accessor)
+        preference_tool_accessor_holder.registerAccessor(method,
+                                                         'Access contents information')
 
   accessor_holder_module.registerAccessorHolder(preference_tool_accessor_holder)
 

product/ERP5Form/PreferenceTool.py

@@ -30,6 +30,8 @@
 from AccessControl import ClassSecurityInfo
 from AccessControl.SecurityManagement import getSecurityManager,\
                           setSecurityManager, newSecurityManager
+from AccessControl.ZopeGuards import guarded_getattr
+
 from MethodObject import Method
 from Products.ERP5Type.Globals import InitializeClass, DTMLFile
 from zLOG import LOG, PROBLEM
@@ -60,9 +62,8 @@ class PreferenceMethod(Method):
   func_code.co_argcount = 1
   func_defaults = ()
 
-  def __init__(self, attribute, default):
+  def __init__(self, attribute):
     self.__name__ = self._preference_getter = attribute
-    self._preference_default = default
     self._preference_cache_id = 'PreferenceTool.CachingMethod.%s' % attribute
 
   def __call__(self, instance, default=_marker, *args, **kw):
@@ -72,19 +73,24 @@ class PreferenceMethod(Method):
       # there is a design problem in current archive API.
       sql_catalog_id = kw.pop('sql_catalog_id', None)
       for pref in instance._getSortedPreferenceList(sql_catalog_id=sql_catalog_id):
-        value = getattr(pref, self._preference_getter)(_marker, *args, **kw)
+        value = guarded_getattr(pref, self._preference_getter)(_marker, *args, **kw)
         # XXX Due to UI limitation, null value is treated as if the property
         #     was not defined. The drawback is that it is not possible for a
         #     user to mask a non-null global value with a null value.
         if value not in (_marker, None, '', (), []):
           return value
       if default is _marker:
-        return self._preference_default
+        from Products.ERP5Type.Document import newTempPreference
+        return CachingMethod(getattr(newTempPreference(instance, ''),
+                                     self._preference_getter),
+                             id=id+"_default",
+                             cache_factory='erp5_ui_short')()
       return default
+    id = '%s.%s' % (self._preference_cache_id,
+                   getSecurityManager().getUser().getId())
     _getPreference = CachingMethod(_getPreference,
-            id='%s.%s' % (self._preference_cache_id,
-                          getSecurityManager().getUser().getId()),
-            cache_factory='erp5_ui_short')
+                                   id=id,
+                                   cache_factory='erp5_ui_short')
     return _getPreference(default, *args, **kw)
 
 class PreferenceTool(BaseTool):

product/ERP5Form/tests/testPreferences.py

@@ -426,13 +426,13 @@ class TestPreferences(PropertySheetTestCase):
 
     method = pref_tool.getPreferredAccountingTransactionSimulationState
     state = method()
-    self.assertEqual(state, [])
-    state = method('default')
-    self.assertEqual(state, 'default')
+    self.assertEquals(state, None)
+    state = method('default') 
+    self.assertEquals(state, 'default')
 
     method = lambda *args: pref_tool.getPreference('preferred_accounting_transaction_simulation_state', *args)
     state = method()
-    self.assertEqual(state, [])
+    self.assertEquals(state, None)
     state = method('default')
     self.assertEqual(state, 'default')
 
@@ -559,20 +559,20 @@ class TestPreferences(PropertySheetTestCase):
     self._addProperty('Preference',
         'test_boolean_accessor Preference',
         portal_type='Standard Property',
-        property_id='dummy',
+        property_id='preferred_dummy',
         preference=True,
         elementary_type='boolean')
     portal_preferences = self.portal.portal_preferences
-    self.assertFalse(portal_preferences.getDummy())
-    self.assertFalse(portal_preferences.isDummy())
+    self.assertFalse(portal_preferences.getPreferredDummy())
+    self.assertFalse(portal_preferences.isPreferredDummy())
 
     preference = portal_preferences.newContent(portal_type='Preference',
-                                               dummy=True)
+                                               preferred_dummy=True)
     preference.enable()
     self.tic()
 
-    self.assertTrue(portal_preferences.getDummy())
-    self.assertTrue(portal_preferences.isDummy())
+    self.assertTrue(portal_preferences.getPreferredDummy())
+    self.assertTrue(portal_preferences.isPreferredDummy())
 
   def test_property_sheet_security_on_permission(self):
     """ Added a test to make sure permissions are used into portal
@@ -595,7 +595,7 @@ class TestPreferences(PropertySheetTestCase):
 
     self.assertTrue(guarded_hasattr(obj, 'setPreferredToto'))
     obj.setPreferredToto("A TEST")
-    self.assertTrue(guarded_hasattr(obj, 'getPreferredToto'))
+    self.assertEquals("A TEST", obj.getPreferredToto())
 
     obj.manage_permission(write_permission, [], 0)
     self.assertFalse(guarded_hasattr(obj, 'setPreferredToto'))
@@ -620,8 +620,12 @@ class TestPreferences(PropertySheetTestCase):
     preference_tool.manage_permission(write_permission, ['Manager'], 1)
     preference_tool.manage_permission(read_permission, [], 0)
     obj.manage_permission(read_permission, [], 0)
-    self.assertFalse(guarded_hasattr(preference_tool, 'getPreferredToto'))
 
+    self.logout()
+    self.assertEqual(None, preference_tool.getPreferredToto())
+
+    self.login('manager')
+    self.assertEquals("A TEST", preference_tool.getPreferredToto())
     preference_tool.manage_permission(read_permission, ['Manager'], 1)
 
   def test_system_preference_value_prefererred(self):
@@ -631,30 +635,30 @@ class TestPreferences(PropertySheetTestCase):
     self._addProperty('Preference',
         'test_system_preference_value_prefererred Preference',
         portal_type='Standard Property',
-        property_id='dummystring',
+        property_id='preferred_dummy_string',
         property_default='python: "%s"' % default_preference_string,
         preference=True,
         elementary_type='string')
     portal_preferences = self.portal.portal_preferences
     self.assertEqual(default_preference_string,
-        portal_preferences.getDummystring())
+        portal_preferences.getPreferredDummyString())
 
     preference = portal_preferences.newContent(portal_type='Preference',
-                                               dummystring=normal_preference_string,
+                                               preferred_dummy_string=normal_preference_string,
                                                priority=Priority.SITE)
     preference.enable()
     self.tic()
 
     self.assertEqual(normal_preference_string,
-        portal_preferences.getDummystring())
+        portal_preferences.getPreferredDummyString())
 
     system_preference = portal_preferences.newContent(portal_type='System Preference',
-                                               dummystring=system_preference_string)
+                                               preferred_dummy_string=system_preference_string)
     system_preference.enable()
     self.tic()
 
     self.assertEqual(system_preference_string,
-        portal_preferences.getDummystring())
+        portal_preferences.getPreferredDummyString())
 
   @expectedFailure
   def test_system_preference_value_prefererred_clear_cache_disabled(self):