"""
Systems are hostnames/MACs/IP names and the associated profile
they belong to.

Copyright 2008, Red Hat, Inc
Michael DeHaan <mdehaan@redhat.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301  USA
"""

import item_system as system
import utils
import collection
from cexceptions import *
import action_litesync
from utils import _

#--------------------------------------------

class Systems(collection.Collection):

    def collection_type(self):
        return "system"

    def factory_produce(self,config,seed_data):
        """
        Return a system forged from seed_data
        """
        return system.System(config).from_datastruct(seed_data)

    def remove(self,name,with_delete=True,with_sync=True,with_triggers=True,recursive=False):
        """
        Remove element named 'name' from the collection
        """
        name = name.lower()
        obj = self.find(name=name)
        
        if obj is not None:

            if with_delete:
                if with_triggers: 
                    self._run_triggers(obj, "/var/lib/cobbler/triggers/delete/system/pre/*")
                if with_sync:
                    lite_sync = action_litesync.BootLiteSync(self.config)
                    lite_sync.remove_single_system(name)
            del self.listing[name]
            self.config.serialize_delete(self, obj)
            if with_delete:
                self.log_func("deleted system %s" % name)
                if with_triggers: 
                    self._run_triggers(obj, "/var/lib/cobbler/triggers/delete/system/post/*")

            return True
        
        raise CX(_("cannot delete an object that does not exist: %s") % name)