def command_writeConfig(self, command):
        """
        Write config to secondary, writable plist

        @param command: the dictionary parsed from the plist read from stdin
        @type command: C{dict}
        """
        writable = WritableConfig(config, config.WritableConfigFile)
        writable.read()
        valuesToWrite = command.get("Values", {})
        # Note: values are unicode if they contain non-ascii
        for keyPath, value in flattenDictionary(valuesToWrite):
            if keyPath in WRITABLE_CONFIG_KEYS:
                writable.set(setKeyPath(ConfigDict(), keyPath, value))
        try:
            writable.save(restart=False)
        except Exception, e:
            self.respond(command, {"error": str(e)})
 def test_flattenDictionary(self):
     dictionary = {
         "one" : "A",
         "two" : {
             "one" : "D",
             "two" : "E",
         },
         "three" : {
             "one" : {
                 "one" : "F",
                 "two" : "G",
             },
         },
     }
     self.assertEquals(
         set(list(flattenDictionary(dictionary))),
         set([("one", "A"), ("three.one.one", "F"), ("three.one.two", "G"), ("two.one", "D"), ("two.two", "E")])
     )