# -*- coding: utf-8 -*-

# vim:set expandtab tabstop=4 shiftwidth=4:

################################################################################

#

# Copyright (C) 2007-2014 CS-SI

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License version 2 as

# published by the Free Software Foundation.

#

# 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., 675 Mass Ave, Cambridge, MA 02139, USA.

################################################################################

"""

Un plugin pour VigiBoard qui ajoute une colonne avec l'état de l'alerte.

"""

import urllib

import tg

import tw.forms as twf

from pylons.i18n import lazy_ugettext as l_

from vigilo.models.tables import CorrEvent, Event, StateName

from vigilo.models.session import DBSession

from vigiboard.controllers.plugins import VigiboardRequestPlugin, ITEMS

class PluginState(VigiboardRequestPlugin):

    """

    Ajoute des colonnes permettant de voir le statut d'acquittement

    d'un événement corrélé et de modifier certaines de ses propriétés.

    """

    def get_search_fields(self):

        states = DBSession.query(StateName.idstatename, StateName.statename

                    ).order_by(StateName.order.asc()).all()

        options = [('', u'')] + \

                    [( str(s.idstatename), s.statename ) for s in states]

        return [

            twf.SingleSelectField(

                'state',

                label_text=l_('Current state'),

                options=options,

                validator=twf.validators.OneOf(

                    dict(options).keys(),

                    if_invalid=None,

                    if_missing=None,

                ),

            ),

        ]

    def handle_search_fields(self, query, search, state, subqueries):

        if state != ITEMS:

            return

        if search.get('state'):

            try:

                query.add_filter(Event.current_state == int(search['state']))

            except (ValueError, TypeError):

                # On ignore silencieusement le critère de recherche erroné.

                pass

    def get_data(self, event):

        cause = event[0].cause

        state = StateName.value_to_statename(cause.current_state)

        return {'state': state}

    def get_sort_criterion(self, query, column):

        return Event.current_state