- add methods to setting/getting global site id

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@34247 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/ERP5Site.py

@@ -1268,6 +1268,21 @@ class ERP5Site(FolderMixIn, CMFSite):
     key = ('default_activate_parameter', )
     return tv.get(key)
 
+  security.declareProtected(Permissions.ManagePortal, 'getERP5SiteGlobalId')
+  def getERP5SiteGlobalId(self):
+    """Returns site global ID without any fallback"""
+    return getattr(self, 'erp5_site_global_id', None)
+
+  security.declareProtected(Permissions.ManagePortal, 'setERP5SiteGlobalId')
+  def setERP5SiteGlobalId(self, global_id):
+    """Sets site global ID, only in case if not set yet
+    
+    Such id should be very big and random, for example uuid version 4, as
+    defined in RFC 4122.
+    """
+    if self.getERP5SiteGlobalId() in [None, '']:
+      self.erp5_site_global_id = global_id
+
 Globals.InitializeClass(ERP5Site)
 
 def getBootstrapDirectory():