Make sure that Components are properly reset on all ZEO clients.

product/ERP5/ERP5Site.py

@@ -339,7 +339,16 @@ class ERP5Site(FolderMixIn, CMFSite, CacheCookieMixin):
     if 'ERP5Site.__of__' not in tv and type(parent) is Application:
       tv['ERP5Site.__of__'] = None
       setSite(self)
-      synchronizeDynamicModules(self)
+
+      # If Components are reset, then portal type classes should be reset
+      try:
+        reset_portal_type = self.portal_components.reset(force=False,
+                                                         reset_portal_type=False)
+      # This should only happen before erp5_core is installed
+      except AttributeError:
+        reset_portal_type = False
+
+      synchronizeDynamicModules(self, force=reset_portal_type)
     return self
 
   def manage_beforeDelete(self, item, container):

product/ERP5Type/Tool/ComponentTool.py

@@ -41,7 +41,7 @@ from Products.ERP5Type.TransactionalVariable import getTransactionalVariable
 
 from zLOG import LOG, INFO, WARNING
 
-_last_sync = -1
+last_sync = -1
 class ComponentTool(BaseTool):
   """
   This tool provides methods to load the the different types of
@@ -72,7 +72,7 @@ class ComponentTool(BaseTool):
       delattr(module, name)
 
   security.declareProtected(Permissions.ResetDynamicClasses, 'reset')
-  def reset(self, force=True):
+  def reset(self, force=True, reset_portal_type=True):
     """
     XXX-arnau: global reset
     """
@@ -89,8 +89,7 @@ class ComponentTool(BaseTool):
     else:
       cookie = portal.getCacheCookie('component_packages')
       if cookie == last_sync:
-        type_tool.resetDynamicDocumentsOnceAtTransactionBoundary()
-        return
+        return False
       last_sync = cookie
 
     LOG("ERP5Type.Tool.ComponentTool", INFO, "Resetting Components")
@@ -115,8 +114,11 @@ class ComponentTool(BaseTool):
           module._resetRegistry()
           self._resetModule(module)
 
+    if reset_portal_type:
       type_tool.resetDynamicDocumentsOnceAtTransactionBoundary()
 
+    return True
+
   security.declareProtected(Permissions.ResetDynamicClasses,
                             'resetOnceAtTransactionBoundary')
   def resetOnceAtTransactionBoundary(self):

product/ERP5Type/tests/testDynamicClassGeneration.py

@@ -1209,12 +1209,18 @@ ComponentTool._original_reset = ComponentTool.reset
 ComponentTool._reset_performed = False
 
 def assertResetNotCalled(*args, **kwargs):
+  reset_performed = ComponentTool._original_reset(*args, **kwargs)
+  if reset_performed:
     raise AssertionError("reset should not have been performed")
 
-def assertResetCalled(self, *args, **kwargs):
-  from Products.ERP5Type.Tool.ComponentTool import ComponentTool
+  return reset_performed
+
+def assertResetCalled(*args, **kwargs):
+  reset_performed = ComponentTool._original_reset(*args, **kwargs)
+  if reset_performed:
     ComponentTool._reset_performed = True
-  return ComponentTool._original_reset(self, *args, **kwargs)
+
+  return reset_performed
 
 import abc