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RhodeCode / rhodecode / controllers / settings.py

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# -*- coding: utf-8 -*-
"""
    rhodecode.controllers.settings
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    Settings controller for rhodecode

    :created_on: Jun 30, 2010
    :author: marcink
    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
    :license: GPLv3, see COPYING for more details.
"""
# 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 3 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, see <http://www.gnu.org/licenses/>.

import logging
import traceback
import formencode

from formencode import htmlfill

from pylons import tmpl_context as c, request, url
from pylons.controllers.util import redirect
from pylons.i18n.translation import _

import rhodecode.lib.helpers as h

from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAllDecorator,\
    HasRepoPermissionAnyDecorator
from rhodecode.lib.base import BaseRepoController, render
from rhodecode.lib.utils import invalidate_cache, action_logger

from rhodecode.model.forms import RepoSettingsForm
from rhodecode.model.repo import RepoModel
from rhodecode.model.db import RepoGroup, Repository
from rhodecode.model.meta import Session
from rhodecode.model.scm import ScmModel

log = logging.getLogger(__name__)


class SettingsController(BaseRepoController):

    @LoginRequired()
    def __before__(self):
        super(SettingsController, self).__before__()

    def __load_defaults(self):
        c.repo_groups = RepoGroup.groups_choices(check_perms=True)
        c.repo_groups_choices = map(lambda k: unicode(k[0]), c.repo_groups)

        repo_model = RepoModel()
        c.users_array = repo_model.get_users_js()
        c.users_groups_array = repo_model.get_users_groups_js()
        choices, c.landing_revs = ScmModel().get_repo_landing_revs()
        c.landing_revs_choices = choices

    @HasRepoPermissionAllDecorator('repository.admin')
    def index(self, repo_name):
        repo_model = RepoModel()
        c.repo_info = repo = repo_model.get_by_repo_name(repo_name)
        if not repo:
            h.flash(_('%s repository is not mapped to db perhaps'
                      ' it was created or renamed from the file system'
                      ' please run the application again'
                      ' in order to rescan repositories') % repo_name,
                      category='error')

            return redirect(url('home'))

        self.__load_defaults()

        defaults = RepoModel()._get_defaults(repo_name)

        return htmlfill.render(
            render('settings/repo_settings.html'),
            defaults=defaults,
            encoding="UTF-8",
            force_defaults=False
        )

    @HasRepoPermissionAllDecorator('repository.admin')
    def update(self, repo_name):
        repo_model = RepoModel()
        changed_name = repo_name

        self.__load_defaults()

        _form = RepoSettingsForm(edit=True,
                                 old_data={'repo_name': repo_name},
                                 repo_groups=c.repo_groups_choices,
                                 landing_revs=c.landing_revs_choices)()
        try:
            form_result = _form.to_python(dict(request.POST))

            repo_model.update(repo_name, form_result)
            invalidate_cache('get_repo_cached_%s' % repo_name)
            h.flash(_('Repository %s updated successfully') % repo_name,
                    category='success')
            changed_name = form_result['repo_name_full']
            action_logger(self.rhodecode_user, 'user_updated_repo',
                          changed_name, self.ip_addr, self.sa)
            Session().commit()
        except formencode.Invalid, errors:
            c.repo_info = repo_model.get_by_repo_name(repo_name)
            c.users_array = repo_model.get_users_js()
            errors.value.update({'user': c.repo_info.user.username})
            return htmlfill.render(
                render('settings/repo_settings.html'),
                defaults=errors.value,
                errors=errors.error_dict or {},
                prefix_error=False,
                encoding="UTF-8")
        except Exception:
            log.error(traceback.format_exc())
            h.flash(_('error occurred during update of repository %s') \
                    % repo_name, category='error')

        return redirect(url('repo_settings_home', repo_name=changed_name))

    @HasRepoPermissionAllDecorator('repository.admin')
    def delete(self, repo_name):
        """DELETE /repos/repo_name: 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('repo_settings_delete', repo_name=ID),
        #           method='delete')
        # url('repo_settings_delete', repo_name=ID)

        repo_model = RepoModel()
        repo = repo_model.get_by_repo_name(repo_name)
        if not repo:
            h.flash(_('%s repository is not mapped to db perhaps'
                      ' it was moved or renamed  from the filesystem'
                      ' please run the application again'
                      ' in order to rescan repositories') % repo_name,
                      category='error')

            return redirect(url('home'))
        try:
            action_logger(self.rhodecode_user, 'user_deleted_repo',
                              repo_name, self.ip_addr, self.sa)
            repo_model.delete(repo)
            invalidate_cache('get_repo_cached_%s' % repo_name)
            h.flash(_('deleted repository %s') % repo_name, category='success')
            Session().commit()
        except Exception:
            log.error(traceback.format_exc())
            h.flash(_('An error occurred during deletion of %s') % repo_name,
                    category='error')

        return redirect(url('home'))

    @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
    def toggle_locking(self, repo_name):
        """
        Toggle locking of repository by simple GET call to url

        :param repo_name:
        """

        try:
            repo = Repository.get_by_repo_name(repo_name)

            if repo.enable_locking:
                if repo.locked[0]:
                    Repository.unlock(repo)
                    action = _('unlocked')
                else:
                    Repository.lock(repo, c.rhodecode_user.user_id)
                    action = _('locked')

                h.flash(_('Repository has been %s') % action,
                        category='success')
        except Exception, e:
            log.error(traceback.format_exc())
            h.flash(_('An error occurred during unlocking'),
                    category='error')
        return redirect(url('summary_home', repo_name=repo_name))