[CalendarServer-changes] [498] CalendarServer/branches/users/wsanchez/provisioning/twistedcaldav/ directory/xmlfile.py

[source_changes at macosforge.org]

Revision: 498
          http://trac.macosforge.org/projects/calendarserver/changeset/498
Author:   wsanchez at apple.com
Date:     2006-11-16 18:15:33 -0800 (Thu, 16 Nov 2006)

Log Message:
-----------
Re-read XML file if it has changed.

Modified Paths:
--------------
    CalendarServer/branches/users/wsanchez/provisioning/twistedcaldav/directory/xmlfile.py

Modified: CalendarServer/branches/users/wsanchez/provisioning/twistedcaldav/directory/xmlfile.py
===================================================================
--- CalendarServer/branches/users/wsanchez/provisioning/twistedcaldav/directory/xmlfile.py	2006-11-17 01:35:00 UTC (rev 497)
+++ CalendarServer/branches/users/wsanchez/provisioning/twistedcaldav/directory/xmlfile.py	2006-11-17 02:15:33 UTC (rev 498)
@@ -43,7 +43,8 @@
         if type(xmlFile) is str:
             xmlFile = FilePath(xmlFile)
 
-        self.xmlAccounts = XMLAccountsParser(xmlFile)
+        self.xmlFile = xmlFile
+        self._fileInfo = None
 
     def recordTypes(self):
         recordTypes = ("user", "group", "resource")
@@ -69,10 +70,17 @@
         raise NotImplementedError()
 
     def _entriesForRecordType(self, recordType):
-        for entry in self.xmlAccounts.items.itervalues():
+        for entry in self._accounts().itervalues():
             if entry.recordType == recordType:
                  yield entry.uid, entry
 
+    def _accounts(self):
+        fileInfo = (self.xmlFile.getmtime(), self.xmlFile.getsize())
+        if fileInfo != self._fileInfo:
+            self._parsedAccounts = XMLAccountsParser(self.xmlFile).items
+            self._fileInfo = fileInfo
+        return self._parsedAccounts
+
 class XMLDirectoryRecord(DirectoryRecord):
     """
     XML based implementation implementation of L{IDirectoryRecord}.

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