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

"""

    rhodecode.controllers.settings

    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    Settings controller for rhodecode

    :created_on: Jun 30, 2010

    :author: marcink

    :copyright: (C) 2009-2011 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; 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.

import logging

import traceback

import formencode

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, \

from rhodecode.lib.base import BaseRepoController, render

from rhodecode.lib.utils import invalidate_cache, action_logger

from rhodecode.model.forms import RepoSettingsForm, RepoForkForm

from rhodecode.model.repo import RepoModel

from rhodecode.model.db import User

log = logging.getLogger(__name__)

class SettingsController(BaseRepoController):

    @LoginRequired()

    def __before__(self):

        super(SettingsController, self).__before__()

    @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'))

        c.users_array = repo_model.get_users_js()

        c.users_groups_array = repo_model.get_users_groups_js()

        defaults = c.repo_info.get_dict()

        #fill owner

        if c.repo_info.user:

            defaults.update({'user':c.repo_info.user.username})

        else:

            replacement_user = self.sa.query(User)\

            .filter(User.admin == True).first().username

            defaults.update({'user':replacement_user})

        #fill repository users

        for p in c.repo_info.repo_to_perm:

            defaults.update({'u_perm_%s' % p.user.username:

                             p.permission.permission_name})

        #fill repository groups

        for p in c.repo_info.users_group_to_perm:

            errors.value.update({'user':c.repo_info.user.username})

            return formencode.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.sa)

            repo_model.delete(repo)

            invalidate_cache('get_repo_cached_%s' % repo_name)

            h.flash(_('deleted repository %s') % repo_name, category='success')

        except Exception:

            h.flash(_('An error occurred during deletion of %s') % repo_name,

                    category='error')

        return redirect(url('home'))

    @NotAnonymous()

    def fork(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'))

        return render('settings/repo_fork.html')

    @NotAnonymous()

    def fork_create(self, repo_name):

        repo_model = RepoModel()

        c.repo_info = repo_model.get_by_repo_name(repo_name)

        _form = RepoForkForm(old_data={'repo_type':c.repo_info.repo_type})()

        form_result = {}

        try:

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

            form_result.update({'repo_name':repo_name})

            repo_model.create_fork(form_result, c.rhodecode_user)

            h.flash(_('forked %s repository as %s') \

                      % (repo_name, form_result['fork_name']),

                    category='success')

            action_logger(self.rhodecode_user,

                          'user_forked_repo:%s' % form_result['fork_name'],

                           repo_name, '', self.sa)

        except formencode.Invalid, errors:

            c.new_repo = errors.value['fork_name']

            r = render('settings/repo_fork.html')

            return formencode.htmlfill.render(

                r,

                defaults=errors.value,

                errors=errors.error_dict or {},

                prefix_error=False,

                encoding="UTF-8")

        return redirect(url('home'))