[CalendarServer-changes] [6974] CalendarServer/branches/users/glyph/dalify/txdav/common/datastore/ sql.py

[source_changes at macosforge.org]

Revision: 6974
          http://trac.macosforge.org/projects/calendarserver/changeset/6974
Author:   glyph at apple.com
Date:     2011-02-16 06:34:05 -0800 (Wed, 16 Feb 2011)
Log Message:
-----------
dalify CommonHomeChild.listObjectResources

Modified Paths:
--------------
    CalendarServer/branches/users/glyph/dalify/txdav/common/datastore/sql.py

Modified: CalendarServer/branches/users/glyph/dalify/txdav/common/datastore/sql.py
===================================================================
--- CalendarServer/branches/users/glyph/dalify/txdav/common/datastore/sql.py	2011-02-16 14:33:53 UTC (rev 6973)
+++ CalendarServer/branches/users/glyph/dalify/txdav/common/datastore/sql.py	2011-02-16 14:34:05 UTC (rev 6974)
@@ -1414,15 +1414,22 @@
         returnValue(results)
 
 
+    @classproperty
+    def _objectResourceNamesQuery(cls):
+        """
+        DAL query to load all object resource names for a home child.
+        """
+        obj = cls._objectSchema
+        return Select([obj.RESOURCE_NAME], From=obj,
+                      Where=obj.PARENT_RESOURCE_ID == Parameter('resourceID'))
+
+
     @inlineCallbacks
     def listObjectResources(self):
         if self._objectNames is None:
-            rows = yield self._txn.execSQL(
-                "select %(column_RESOURCE_NAME)s from %(name)s "
-                "where %(column_PARENT_RESOURCE_ID)s = %%s" % self._objectTable,
-                [self._resourceID])
+            rows = yield self._objectResourceNamesQuery.on(
+                self._txn, resourceID=self._resourceID)
             self._objectNames = sorted([row[0] for row in rows])
-
         returnValue(self._objectNames)
 
 
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