#!/usr/bin/env python

# encoding: utf-8

# settings controller for pylons

# Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.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; version 2

# of the License or (at your opinion) any later version of the license.

# 

# 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.

"""

Created on July 14, 2010

settings controller for pylons

@author: marcink

"""

from formencode import htmlfill

from pylons import request, session, tmpl_context as c, url, app_globals as g, \

    config

from pylons.controllers.util import abort, redirect

from pylons.i18n.translation import _

from pylons_app.lib import helpers as h

from pylons_app.lib.auth import LoginRequired, HasPermissionAllDecorator

from pylons_app.lib.base import BaseController, render

from pylons_app.lib.utils import repo2db_mapper, invalidate_cache, \

    set_hg_app_config

from pylons_app.model.db import User, UserLog, HgAppSettings

from pylons_app.model.forms import UserForm, ApplicationSettingsForm

from pylons_app.model.hg_model import HgModel

from pylons_app.model.user_model import UserModel

import formencode

import logging

import traceback

log = logging.getLogger(__name__)

class SettingsController(BaseController):

    """REST Controller styled on the Atom Publishing Protocol"""

    # To properly map this controller, ensure your config/routing.py

    # file has a resource setup:

    #     map.resource('setting', 'settings', controller='admin/settings', 

    #         path_prefix='/admin', name_prefix='admin_')

    @LoginRequired()

    #@HasPermissionAllDecorator('hg.admin')

    def __before__(self):

        c.admin_user = session.get('admin_user')

        c.admin_username = session.get('admin_username')

        super(SettingsController, self).__before__()

    def index(self, format='html'):

        """GET /admin/settings: All items in the collection"""

        # url('admin_settings')

        hgsettings = self.sa.query(HgAppSettings).scalar()

        defaults = hgsettings.__dict__ if hgsettings else {}

        return htmlfill.render(

            render('admin/settings/settings.html'),

            defaults=defaults,

            encoding="UTF-8",

            force_defaults=False

        )  

    def create(self):

        """POST /admin/settings: Create a new item"""

        # url('admin_settings')

    def new(self, format='html'):

        """GET /admin/settings/new: Form to create a new item"""

        # url('admin_new_setting')

    def update(self, id):

        """PUT /admin/settings/id: Update an existing item"""

        # Forms posted to this method should contain a hidden field:

        #    <input type="hidden" name="_method" value="PUT" />

        # Or using helpers:

        #    h.form(url('admin_setting', id=ID),

        #           method='put')

        # url('admin_setting', id=ID)

        if id == 'mapping':

            rm_obsolete = request.POST.get('destroy', False)

            log.debug('Rescanning directories with destroy=%s', rm_obsolete)

            initial = HgModel.repo_scan(g.paths[0][0], g.paths[0][1], g.baseui)

            repo2db_mapper(initial, rm_obsolete)

            invalidate_cache('cached_repo_list')

        if id == 'global':

            application_form = ApplicationSettingsForm()()

            try:

                form_result = application_form.to_python(dict(request.POST))

                title = form_result['app_title']

                realm = form_result['app_auth_realm']

                try:

                    hgsettings = self.sa.query(HgAppSettings).get(1)

                    hgsettings.app_auth_realm = realm

                    hgsettings.app_title = title

                    self.sa.add(hgsettings)

                    self.sa.commit()

                    set_hg_app_config(config)

                    h.flash(_('Updated application settings'),

                            category='success')

                except:

                    log.error(traceback.format_exc())

                    h.flash(_('error occured during chaning application settings'),

                            category='error')

                    self.sa.rollback()

            except formencode.Invalid as errors:

                return htmlfill.render(

                     render('admin/settings/settings.html'),

                    defaults=errors.value,

                    encoding="UTF-8") 

        return redirect(url('admin_settings'))

    def delete(self, id):

        """DELETE /admin/settings/id: Delete an existing item"""

        # Forms posted to this method should contain a hidden field:

        #    <input type="hidden" name="_method" value="DELETE" />

        # Or using helpers:

        #    h.form(url('admin_setting', id=ID),

        #           method='delete')

        # url('admin_setting', id=ID)

    def show(self, id, format='html'):

        """GET /admin/settings/id: Show a specific item"""

        # url('admin_setting', id=ID)

    def edit(self, id, format='html'):

        """GET /admin/settings/id/edit: Form to edit an existing item"""

        # url('admin_edit_setting', id=ID)