Use Inventory API to find old ongoing payments.

The sections are not definitive on Payment Transaction, so inventory API will
allow to easily find the payments, by checking balance with given states.

master/bt5/vifib_slap/SkinTemplateItem/portal_skins/vifib_slap/Person_manageLockByBalance.xml

@@ -67,13 +67,14 @@ if maximum_balance > balance:\n
       return\n
 \n
 # check ongoing payments and check that date if is acceptable, if not lock\n
-if context.portal_catalog.countResults(\n
-  portal_type=\'Payment Transaction\',\n
+if context.portal_simulation.getInventoryAssetPrice(\n
+  parent_portal_type=\'Payment Transaction\',\n
+  node_category=\'account_type/asset/receivable\',\n
   simulation_state=ongoing_simulation_state,\n
-  **{\n
-    \'delivery.destination_section_uid\': customer_uid,\n
-    \'delivery.start_date\': \'<= %s\' % maximum_due_date\n
-  })[0][0] > 0:\n
+  section_uid=section_uid,\n
+  mirror_section_uid=customer_uid,\n
+  at_date=maximum_due_date,\n
+  ) > 0:\n
     # there are ongoing old payments, shall be locked\n
     if not locked and operation == \'lock\':\n
         context.lock(comment="Payment transaction not paid for more than %s days" % maximum_due_date)\n

master/bt5/vifib_slap/bt/revision

-534
\ No newline at end of file
+535
\ No newline at end of file