erp5_crm: A category may indicate multiple documents.

bt5/erp5_crm/SkinTemplateItem/portal_skins/erp5_crm/Ticket_getArrowItemList.py

 portal = context.getPortalObject()
 arrow = portal.portal_property_sheets.get("Arrow")
 
-value_list = [('', ''),]
-value_list_append = value_list.append
+result = [('', ''),]
+result_append = result.append
 
 # add current user
 user = portal.ERP5Site_getAuthenticatedMemberPersonValue()
 if user is not None:
-  value_list_append((user.getTitle(), user.getRelativeUrl()))
+  result_append((user.getTitle(), user.getRelativeUrl()))
 
 for property_value in arrow.contentValues():
-  value = context.getProperty("%s_value" %property_value.getReference(), None)
-  if value and value.getPortalType() in portal.getPortalNodeTypeList():
-    value = (value.getTitle(), value.getRelativeUrl())
-    if value not in value_list:
-      value_list_append(value)
+  value_list = context.getProperty("%s_value_list" %property_value.getReference(), None)
+  if value_list is not None:
+    for value in value_list:
+      if value and value.getPortalType() in portal.getPortalNodeTypeList():
+        value = (value.getTitle(), value.getRelativeUrl())
+        if value not in value_list:
+          result_append(value)
 
-value_list.sort(key=lambda x: x[0])
+result.sort(key=lambda x: x[0])
 
-return value_list
+return result