[Erp5-report] r19987 - /erp5/trunk/products/ERP5/Document/Item.py

[nobody at svn.erp5.org]

Author: yusei
Date: Tue Mar 18 11:36:19 2008
New Revision: 19987

URL: http://svn.erp5.org?rev=19987&view=rev
Log:
Implement getRemainingQuantity method.

Modified:
    erp5/trunk/products/ERP5/Document/Item.py

Modified: erp5/trunk/products/ERP5/Document/Item.py
URL: http://svn.erp5.org/erp5/trunk/products/ERP5/Document/Item.py?rev=19987&r1=19986&r2=19987&view=diff
==============================================================================
--- erp5/trunk/products/ERP5/Document/Item.py (original)
+++ erp5/trunk/products/ERP5/Document/Item.py Tue Mar 18 11:36:19 2008
@@ -102,4 +102,15 @@
           local_price = resource.getPrice(self.asContext( context=context, **kw))
       return local_price
   
-  
+    security.declareProtected(Permissions.ModifyPortalContent, 'getRemainingQuantity')
+    def getRemainingQuantity(self):
+        """
+        Computes the quantity of an item minus quantity of all sub_items
+        """
+        sub_quantity = 0
+        sub_item_list = [document
+                         for document in self.objectValues()
+                         if document.isItem()]
+        for sub_item in sub_item_list :
+            sub_quantity += sub_item.getQuantity()
+        return self.getQuantity() - sub_quantity