erp5_catalog: Migration script to move catalog to new ERP5Catalog object.

The script also changes the default_sql_catalog_id for the current portal_catalog

product/ERP5/ERP5Site.py

@@ -1677,6 +1677,44 @@ class ERP5Site(FolderMixIn, CMFSite, CacheCookieMixin):
             for obj in tool.objectValues():
               obj.migrateToPortalTypeClass()
 
+  def migrateSQLCatalogToERP5Catalog(self):
+    """
+      Migrate SQLCatalog objects to ERP5Catalog objects which is a Folder object
+      holding indexes of objects inside ERP5 Catalog Tool.
+
+      Create new ERP5Catalog object and copy the Catalog data from the Default
+      SQLCatalog object to this new object.
+      This function should be run at the end of ERP5 Site installation so as to
+      maintain consistency for the objects.
+
+      We will also shoft he default_sql_catalog_id to the new catalog object.
+    """
+    # We'll be migrating Persistent Objects
+    from Products.ERP5Type.dynamic.persistent_migration import PickleUpdater
+    from Products.ERP5Catalog.ERP5Catalog import ERP5Catalog
+    PickleUpdater(self)
+    # Getting ERP5 Catalog Tool
+    tool = self.portal_catalog
+    sql_catalog = tool.getSQLCatalog()
+    new_id = 'erp5_mysql_innodb_new'
+    if not isinstance(sql_catalog, ERP5Catalog) and new_id \
+                            not in self.portal_catalog.keys():
+
+      # Create new ERP5 Catalog
+      self.portal_catalog.manage_addProduct['ERP5Catalog'].manage_addERP5Catalog(
+                                                  id = new_id,
+                                                  title = '')
+      new_erp5_catalog = self._getOb('erp5_mysql_innodb_new')
+      # Copy data from erp5_mysql_innodb, which was the older SQL Catalog
+      catalog_data = self.portal_catalog.manage_copyObjects(ids=\
+                                  ('erp5_mysql_innodb',))
+      # Paste catalog data from erp5_mysql_innodb which is a SQLCatalog.Catalog
+      # object to erp5_mysql_innodb_new, which is ERP5Catalog object
+      self.portal_catalog['erp5_mysql_innodb_new'].manage_pasteObjects(catalog_data)
+
+      # Use the new ERP5Catalog object as the default sql catalog
+      self.portal_catalog.default_sql_catalog_id = new_id
+
 Globals.InitializeClass(ERP5Site)
 
 def getBootstrapDirectory():