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

"""

    rhodecode.controllers.admin.admin

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

    Controller for Admin panel of Rhodecode

    :created_on: Apr 7, 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

from pylons import request, tmpl_context as c

from sqlalchemy.orm import joinedload

from webhelpers.paginate import Page

from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator

from rhodecode.lib.base import BaseController, render

from rhodecode.model.db import UserLog

log = logging.getLogger(__name__)

class AdminController(BaseController):

    @LoginRequired()

    def __before__(self):

        super(AdminController, self).__before__()

    @HasPermissionAllDecorator('hg.admin')

    def index(self):

                .options(joinedload(UserLog.user))\

                .options(joinedload(UserLog.repository))\

                .order_by(UserLog.action_date.desc())

        p = int(request.params.get('page', 1))

        c.users_log = Page(users_log, page=p, items_per_page=10)

        c.log_data = render('admin/admin_log.html')

        if request.environ.get('HTTP_X_PARTIAL_XHR'):

            return c.log_data

        return render('admin/admin.html')

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

"""

    rhodecode.controllers.admin.ldap_settings

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

    ldap controller for RhodeCode

    :created_on: Nov 26, 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 formencode

import traceback

from formencode import htmlfill

from pylons import request, response, session, tmpl_context as c, url

from pylons.controllers.util import abort, redirect

from pylons.i18n.translation import _

from sqlalchemy.exc import DatabaseError

from rhodecode.lib.base import BaseController, render

from rhodecode.lib import helpers as h

from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator

from rhodecode.lib.exceptions import LdapImportError

from rhodecode.model.forms import LdapSettingsForm

from rhodecode.model.db import RhodeCodeSetting

log = logging.getLogger(__name__)

class LdapSettingsController(BaseController):

    search_scope_choices = [('BASE', _('BASE'),),

                            ('ONELEVEL', _('ONELEVEL'),),

                            ('SUBTREE', _('SUBTREE'),),

                            ]

    search_scope_default = 'SUBTREE'

    tls_reqcert_choices = [('NEVER', _('NEVER'),),

                           ('ALLOW', _('ALLOW'),),

                           ('TRY', _('TRY'),),

                           ('DEMAND', _('DEMAND'),),

                           ('HARD', _('HARD'),),

                           ]

    tls_reqcert_default = 'DEMAND'

    tls_kind_choices = [('PLAIN', _('No encryption'),),

                        ('LDAPS', _('LDAPS connection'),),

                        ('START_TLS', _('START_TLS on LDAP connection'),)

                        ]

    tls_kind_default = 'PLAIN'

    @LoginRequired()

    @HasPermissionAllDecorator('hg.admin')

    def __before__(self):

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

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

        c.search_scope_choices = self.search_scope_choices

        c.tls_reqcert_choices = self.tls_reqcert_choices

        c.tls_kind_choices = self.tls_kind_choices

        c.search_scope_cur = self.search_scope_default

        c.tls_reqcert_cur = self.tls_reqcert_default

        c.tls_kind_cur = self.tls_kind_default

        super(LdapSettingsController, self).__before__()

    def index(self):

        defaults = RhodeCodeSetting.get_ldap_settings()

        c.search_scope_cur = defaults.get('ldap_search_scope')

        c.tls_reqcert_cur = defaults.get('ldap_tls_reqcert')

        c.tls_kind_cur = defaults.get('ldap_tls_kind')

        return htmlfill.render(

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

                    defaults=defaults,

                    encoding="UTF-8",

                    force_defaults=True,)

    def ldap_settings(self):

        """POST ldap create and store ldap settings"""

        _form = LdapSettingsForm([x[0] for x in self.tls_reqcert_choices],

                                 [x[0] for x in self.search_scope_choices],

                                 [x[0] for x in self.tls_kind_choices])()

        # check the ldap lib

        ldap_active = False

        try:

            import ldap

            ldap_active = True

        except ImportError:

            pass

        try:

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

            try:

                for k, v in form_result.items():

                    if k.startswith('ldap_'):

                        if k == 'ldap_active':

                            v = ldap_active

                        setting = RhodeCodeSetting.get_by_name(k)

                        setting.app_settings_value = v

                h.flash(_('Ldap settings updated successfully'),

                        category='success')

                if not ldap_active:

                    #if ldap is missing send an info to user

                    h.flash(_('Unable to activate ldap. The "python-ldap" library '

                              'is missing.'), category='warning')

            except (DatabaseError,):

                raise

        except formencode.Invalid, errors:

            e = errors.error_dict or {}

            return htmlfill.render(

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

                defaults=errors.value,

                errors=e,

                prefix_error=False,

                encoding="UTF-8")

        except Exception:

            log.error(traceback.format_exc())

            h.flash(_('error occurred during update of ldap settings'),

                    category='error')

        return redirect(url('ldap_home'))

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

"""

    rhodecode.controllers.admin.notifications

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

    notifications controller for RhodeCode

    :created_on: Nov 23, 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

from pylons import request

from pylons import tmpl_context as c, url

from pylons.controllers.util import redirect

from webhelpers.paginate import Page

from rhodecode.lib.base import BaseController, render

from rhodecode.model.db import Notification

from rhodecode.model.notification import NotificationModel

from rhodecode.lib.auth import LoginRequired, NotAnonymous

from rhodecode.lib import helpers as h

from rhodecode.model.meta import Session

log = logging.getLogger(__name__)

class NotificationsController(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('notification', 'notifications', controller='_admin/notifications',

    #         path_prefix='/_admin', name_prefix='_admin_')

    @LoginRequired()

    @NotAnonymous()

    def __before__(self):

        super(NotificationsController, self).__before__()

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

        """GET /_admin/notifications: All items in the collection"""

        # url('notifications')

        c.user = self.rhodecode_user

        notif = NotificationModel().get_for_user(self.rhodecode_user.user_id,

                                            filter_=request.GET.getall('type'))

        p = int(request.params.get('page', 1))

        c.notifications = Page(notif, page=p, items_per_page=10)

        c.pull_request_type = Notification.TYPE_PULL_REQUEST

        c.comment_type = [Notification.TYPE_CHANGESET_COMMENT,

                          Notification.TYPE_PULL_REQUEST_COMMENT]

        _current_filter = request.GET.getall('type')

        c.current_filter = 'all'

        if _current_filter == [c.pull_request_type]:

            c.current_filter = 'pull_request'

        elif _current_filter == c.comment_type:

            c.current_filter = 'comment'

        return render('admin/notifications/notifications.html')

    def mark_all_read(self):

        if request.environ.get('HTTP_X_PARTIAL_XHR'):

            nm = NotificationModel()

            # mark all read

            nm.mark_all_read_for_user(self.rhodecode_user.user_id,

                                      filter_=request.GET.getall('type'))

            c.user = self.rhodecode_user

            notif = nm.get_for_user(self.rhodecode_user.user_id,

                                    filter_=request.GET.getall('type'))

            c.notifications = Page(notif, page=1, items_per_page=10)

            return render('admin/notifications/notifications_data.html')

    def create(self):

        """POST /_admin/notifications: Create a new item"""

        # url('notifications')

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

        """GET /_admin/notifications/new: Form to create a new item"""

        # url('new_notification')

    def update(self, notification_id):

        """PUT /_admin/notifications/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('notification', notification_id=ID),

        #           method='put')

        # url('notification', notification_id=ID)

        try:

            no = Notification.get(notification_id)

            owner = lambda: (no.notifications_to_users.user.user_id

                             == c.rhodecode_user.user_id)

            if h.HasPermissionAny('hg.admin')() or owner:

                    NotificationModel().mark_read(c.rhodecode_user.user_id, no)

                    return 'ok'

        except Exception:

            Session.rollback()

            log.error(traceback.format_exc())

        return 'fail'

    def delete(self, notification_id):

        """DELETE /_admin/notifications/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('notification', notification_id=ID),

        #           method='delete')

        # url('notification', notification_id=ID)

        try:

            no = Notification.get(notification_id)

            owner = lambda: (no.notifications_to_users.user.user_id

                             == c.rhodecode_user.user_id)

            if h.HasPermissionAny('hg.admin')() or owner:

                    NotificationModel().delete(c.rhodecode_user.user_id, no)

                    return 'ok'

        except Exception:

            Session.rollback()

            log.error(traceback.format_exc())

        return 'fail'

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

        """GET /_admin/notifications/id: Show a specific item"""

        # url('notification', notification_id=ID)

        c.user = self.rhodecode_user

        no = Notification.get(notification_id)

        owner = lambda: (no.notifications_to_users.user.user_id

                         == c.user.user_id)

        if no and (h.HasPermissionAny('hg.admin', 'repository.admin')() or owner):

            unotification = NotificationModel()\

                            .get_user_notification(c.user.user_id, no)

            # if this association to user is not valid, we don't want to show

            # this message

            if unotification:

                if unotification.read is False:

                    unotification.mark_as_read()

                c.notification = no

                return render('admin/notifications/show_notification.html')

        return redirect(url('notifications'))

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

        """GET /_admin/notifications/id/edit: Form to edit an existing item"""

        # url('edit_notification', notification_id=ID)

    :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 request, session, tmpl_context as c, url

from pylons.controllers.util import abort, redirect

from pylons.i18n.translation import _

from rhodecode.lib import helpers as h

from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator

from rhodecode.lib.base import BaseController, render

from rhodecode.model.forms import DefaultPermissionsForm

from rhodecode.model.permission import PermissionModel

from rhodecode.model.db import User

from rhodecode.model.meta import Session

log = logging.getLogger(__name__)

class PermissionsController(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('permission', 'permissions')

    @LoginRequired()

    @HasPermissionAllDecorator('hg.admin')

    def __before__(self):

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

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

        super(PermissionsController, self).__before__()

        self.perms_choices = [('repository.none', _('None'),),

                              ('repository.read', _('Read'),),

                              ('repository.write', _('Write'),),

                              ('repository.admin', _('Admin'),)]

        self.register_choices = [

            ('hg.register.none',

                _('disabled')),

            ('hg.register.manual_activate',

                _('allowed with manual account activation')),

            ('hg.register.auto_activate',

                _('allowed with automatic account activation')), ]

        self.create_choices = [('hg.create.none', _('Disabled')),

                               ('hg.create.repository', _('Enabled'))]

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

        """GET /permissions: All items in the collection"""

        # url('permissions')

    def create(self):

        """POST /permissions: Create a new item"""

        # url('permissions')

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

        """GET /permissions/new: Form to create a new item"""

        # url('new_permission')

    def update(self, id):

        """PUT /permissions/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('permission', id=ID),

        #           method='put')

        # url('permission', id=ID)

        permission_model = PermissionModel()

        _form = DefaultPermissionsForm([x[0] for x in self.perms_choices],

                                       [x[0] for x in self.register_choices],

                                       [x[0] for x in self.create_choices])()

        try:

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

            form_result.update({'perm_user_name': id})

            permission_model.update(form_result)

            h.flash(_('Default permissions updated successfully'),

                    category='success')

        except formencode.Invalid, errors:

            c.perms_choices = self.perms_choices

            c.register_choices = self.register_choices

            c.create_choices = self.create_choices

            defaults = errors.value

            return htmlfill.render(

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

                defaults=defaults,

                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 permissions'),

                    category='error')

        return redirect(url('edit_permission', id=id))

    def delete(self, id):

        """DELETE /permissions/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('permission', id=ID),

        #           method='delete')

        # url('permission', id=ID)

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

        """GET /permissions/id: Show a specific item"""

        # url('permission', id=ID)

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

        """GET /permissions/id/edit: Form to edit an existing item"""

        #url('edit_permission', id=ID)

        c.perms_choices = self.perms_choices

        c.register_choices = self.register_choices

        c.create_choices = self.create_choices

        if id == 'default':

            default_user = User.get_by_username('default')

            defaults = {'_method': 'put',

                        'anonymous': default_user.active}

            for p in default_user.user_perms:

                if p.permission.permission_name.startswith('repository.'):

                    defaults['default_perm'] = p.permission.permission_name

                if p.permission.permission_name.startswith('hg.register.'):

                    defaults['default_register'] = p.permission.permission_name

                if p.permission.permission_name.startswith('hg.create.'):

                    defaults['default_create'] = p.permission.permission_name

            return htmlfill.render(

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

                        defaults=defaults,

                        encoding="UTF-8",

                        force_defaults=True,)

        else:

            return redirect(url('admin_home'))

        c.landing_revs_choices = choices

    def __load_data(self, repo_name=None):

        """

        Load defaults settings for edit, and update

        :param repo_name:

        """

        self.__load_defaults()

        c.repo_info = db_repo = Repository.get_by_repo_name(repo_name)

        repo = db_repo.scm_instance

        if c.repo_info is None:

            h.flash(_('%s repository is not mapped to db perhaps'

                      ' it was created or renamed from the filesystem'

                      ' please run the application again'

                      ' in order to rescan repositories') % repo_name,

                      category='error')

            return redirect(url('repos'))

        choices, c.landing_revs = ScmModel().get_repo_landing_revs(c.repo_info)

        c.landing_revs_choices = choices

        c.default_user_id = User.get_by_username('default').user_id

        c.in_public_journal = UserFollowing.query()\

            .filter(UserFollowing.user_id == c.default_user_id)\

            .filter(UserFollowing.follows_repository == c.repo_info).scalar()

        if c.repo_info.stats:

            # this is on what revision we ended up so we add +1 for count

            last_rev = c.repo_info.stats.stat_on_revision + 1

        else:

            last_rev = 0

        c.stats_revision = last_rev

        c.repo_last_rev = repo.count() if repo.revisions else 0

        if last_rev == 0 or c.repo_last_rev == 0:

            c.stats_percentage = 0

        else:

            c.stats_percentage = '%.2f' % ((float((last_rev)) /

                                            c.repo_last_rev) * 100)

        defaults = RepoModel()._get_defaults(repo_name)

        c.repos_list = [('', _('--REMOVE FORK--'))]

        c.repos_list += [(x.repo_id, x.repo_name) for x in

                    Repository.query().order_by(Repository.repo_name).all()

                    if x.repo_id != c.repo_info.repo_id]

        defaults['id_fork_of'] = db_repo.fork.repo_id if db_repo.fork else ''

        return defaults

    @HasPermissionAllDecorator('hg.admin')

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

        """GET /repos: All items in the collection"""

        # url('repos')

        c.repos_list = ScmModel().get_repos(Repository.query()

                                            .order_by(Repository.repo_name)

                                            .all(), sort_key='name_sort')

        return render('admin/repos/repos.html')

    @HasPermissionAnyDecorator('hg.admin', 'hg.create.repository')

    def create(self):

        """

        POST /repos: Create a new item"""

        # url('repos')

        self.__load_defaults()

        form_result = {}

        try:

            form_result = RepoForm(repo_groups=c.repo_groups_choices,

                                   landing_revs=c.landing_revs_choices)()\

                            .to_python(dict(request.POST))

            new_repo = RepoModel().create(form_result,

                                          self.rhodecode_user.user_id)

            if form_result['clone_uri']:

                h.flash(_('created repository %s from %s') \

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

                    category='success')

            else:

                h.flash(_('created repository %s') % form_result['repo_name'],

                    category='success')

            if request.POST.get('user_created'):

                # created by regular non admin user

                action_logger(self.rhodecode_user, 'user_created_repo',

                              form_result['repo_name_full'], self.ip_addr,

                              self.sa)

            else:

                action_logger(self.rhodecode_user, 'admin_created_repo',

                              form_result['repo_name_full'], self.ip_addr,

                              self.sa)

        except formencode.Invalid, errors:

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

            if request.POST.get('user_created'):

                r = render('admin/repos/repo_add_create_repository.html')

            else:

                r = render('admin/repos/repo_add.html')

            return htmlfill.render(

                r,

                defaults=errors.value,

                errors=errors.error_dict or {},

                prefix_error=False,

                encoding="UTF-8")

        except Exception:

            log.error(traceback.format_exc())

            msg = _('error occurred during creation of repository %s') \

                    % form_result.get('repo_name')

            h.flash(msg, category='error')

        #redirect to our new repo !

        return redirect(url('summary_home', repo_name=new_repo.repo_name))

    @HasPermissionAllDecorator('hg.admin')

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

        """GET /repos/new: Form to create a new item"""

        new_repo = request.GET.get('repo', '')

        c.new_repo = repo_name_slug(new_repo)

        self.__load_defaults()

        return render('admin/repos/repo_add.html')

    @HasPermissionAllDecorator('hg.admin')

    def update(self, repo_name):

        """

        PUT /repos/repo_name: 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('repo', repo_name=ID),

        #           method='put')

        # url('repo', repo_name=ID)

        self.__load_defaults()

        repo_model = RepoModel()

        changed_name = repo_name

        #override the choices with extracted revisions !

        choices, c.landing_revs = ScmModel().get_repo_landing_revs(repo_name)

        c.landing_revs_choices = choices

        _form = RepoForm(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 = 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 = repo.repo_name

            action_logger(self.rhodecode_user, 'admin_updated_repo',

                              changed_name, self.ip_addr, self.sa)

        except formencode.Invalid, errors:

            defaults = self.__load_data(repo_name)

            defaults.update(errors.value)

            return htmlfill.render(

                render('admin/repos/repo_edit.html'),

                defaults=defaults,

                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('edit_repo', repo_name=changed_name))

    @HasPermissionAllDecorator('hg.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', repo_name=ID),

        #           method='delete')

        # url('repo', 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('repos'))

        try:

            action_logger(self.rhodecode_user, 'admin_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')

        except IntegrityError, e:

            if e.message.find('repositories_fork_id_fkey') != -1:

                log.error(traceback.format_exc())

                h.flash(_('Cannot delete %s it still contains attached '

                          'forks') % repo_name,

                        category='warning')

            else:

                log.error(traceback.format_exc())

                h.flash(_('An error occurred during '

                          'deletion of %s') % repo_name,

                        category='error')

        except Exception, e:

            log.error(traceback.format_exc())

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

                    category='error')

        return redirect(url('repos'))

    @HasRepoPermissionAllDecorator('repository.admin')

    def delete_perm_user(self, repo_name):

        """

        DELETE an existing repository permission user

        :param repo_name:

        """

        try:

            RepoModel().revoke_user_permission(repo=repo_name,

                                               user=request.POST['user_id'])

        except Exception:

            log.error(traceback.format_exc())

            h.flash(_('An error occurred during deletion of repository user'),

                    category='error')

            raise HTTPInternalServerError()

    @HasRepoPermissionAllDecorator('repository.admin')

    def delete_perm_users_group(self, repo_name):

        """

        DELETE an existing repository permission users group

        :param repo_name:

        """

        try:

            RepoModel().revoke_users_group_permission(

                repo=repo_name, group_name=request.POST['users_group_id']

            )

        except Exception:

            log.error(traceback.format_exc())

            h.flash(_('An error occurred during deletion of repository'

                      ' users groups'),

                    category='error')

            raise HTTPInternalServerError()

    @HasPermissionAllDecorator('hg.admin')

    def repo_stats(self, repo_name):

        """

        DELETE an existing repository statistics

        :param repo_name:

        """

        try:

            RepoModel().delete_stats(repo_name)

        except Exception, e:

            h.flash(_('An error occurred during deletion of repository stats'),

                    category='error')

        return redirect(url('edit_repo', repo_name=repo_name))

    @HasPermissionAllDecorator('hg.admin')

    def repo_cache(self, repo_name):

        """

        INVALIDATE existing repository cache

        :param repo_name:

        """

        try:

            ScmModel().mark_for_invalidation(repo_name)

        except Exception, e:

            h.flash(_('An error occurred during cache invalidation'),

                    category='error')

        return redirect(url('edit_repo', repo_name=repo_name))

    @HasPermissionAllDecorator('hg.admin')

    def repo_public_journal(self, repo_name):

        """

        Set's this repository to be visible in public journal,

        in other words assing default user to follow this repo

        :param repo_name: