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

"""

    rhodecode.controllers.admin.defaults

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

    default settings controller for Rhodecode

    :created_on: Apr 27, 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 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 DefaultsForm

from rhodecode.model.meta import Session

from rhodecode import BACKENDS

from rhodecode.model.db import RhodeCodeSetting

log = logging.getLogger(__name__)

class DefaultsController(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('default', 'defaults')

    @LoginRequired()

    @HasPermissionAllDecorator('hg.admin')

    def __before__(self):

        super(DefaultsController, self).__before__()

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

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

        # url('defaults')

        c.backends = BACKENDS.keys()

        defaults = RhodeCodeSetting.get_default_repo_settings()

        return htmlfill.render(

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

            defaults=defaults,

            encoding="UTF-8",

            force_defaults=False

        )

    def create(self):

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

        # url('defaults')

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

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

        # url('new_default')

    def update(self, id):

        """PUT /defaults/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('default', id=ID),

        #           method='put')

        # url('default', id=ID)

        _form = DefaultsForm()()

        try:

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

            for k, v in form_result.iteritems():

                setting = RhodeCodeSetting.get_by_name_or_create(k)

                setting.app_settings_value = v

                Session().add(setting)

            Session().commit()

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

                    category='success')

        except formencode.Invalid, errors:

            defaults = errors.value

            return htmlfill.render(

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

                defaults=defaults,

                errors=errors.error_dict or {},

                prefix_error=False,

                encoding="UTF-8")

        except Exception:

            log.error(traceback.format_exc())

                    category='error')

        return redirect(url('defaults'))

    def delete(self, id):

        """DELETE /defaults/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('default', id=ID),

        #           method='delete')

        # url('default', id=ID)

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

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

        # url('default', id=ID)

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

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

        # url('edit_default', id=ID)

# -*- 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

from rhodecode.model.meta import Session

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

                        Session().add(setting)

                Session().commit()

                        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())

                    category='error')

        return redirect(url('ldap_home'))

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

"""

    rhodecode.controllers.admin.permissions

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

    permissions controller for Rhodecode

    :created_on: Apr 27, 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 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,\

    AuthUser

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, UserIpMap

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.repo_perms_choices = [('repository.none', _('None'),),

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

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

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

        self.group_perms_choices = [('group.none', _('None'),),

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

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

                                    ('group.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'))]

        self.fork_choices = [('hg.fork.none', _('Disabled')),

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

        # set the global template variables

        c.repo_perms_choices = self.repo_perms_choices

        c.group_perms_choices = self.group_perms_choices

        c.register_choices = self.register_choices

        c.create_choices = self.create_choices

        c.fork_choices = self.fork_choices

    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)

        if id == 'default':

            c.user = default_user = User.get_by_username('default')

            c.perm_user = AuthUser(user_id=default_user.user_id)

            c.user_ip_map = UserIpMap.query()\

                            .filter(UserIpMap.user == default_user).all()

            permission_model = PermissionModel()

            _form = DefaultPermissionsForm(

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

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

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

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

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

            try:

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

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

                permission_model.update(form_result)

                Session().commit()

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

                        category='success')

            except formencode.Invalid, errors:

                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())

                        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)

        #this form can only edit default user permissions

        if id == 'default':

            c.user = default_user = User.get_by_username('default')

            defaults = {'anonymous': default_user.active}

            c.perm_user = AuthUser(user_id=default_user.user_id)

            c.user_ip_map = UserIpMap.query()\

                            .filter(UserIpMap.user == default_user).all()

            for p in default_user.user_perms:

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

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

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

                    defaults['default_group_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

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

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

            return htmlfill.render(

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

                defaults=defaults,

                encoding="UTF-8",

                force_defaults=False

            )

        else:

            return redirect(url('admin_home'))

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

"""

    rhodecode.controllers.admin.repos

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

    Repositories controller for 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

import traceback

import formencode

from formencode import htmlfill

from webob.exc import HTTPInternalServerError, HTTPForbidden

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

from pylons.controllers.util import redirect

from pylons.i18n.translation import _

from sqlalchemy.exc import IntegrityError

import rhodecode

from rhodecode.lib import helpers as h

from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator, \

    HasPermissionAnyDecorator, HasRepoPermissionAllDecorator, NotAnonymous,\

    HasPermissionAny, HasReposGroupPermissionAny

from rhodecode.lib.base import BaseRepoController, render

from rhodecode.lib.utils import invalidate_cache, action_logger, repo_name_slug

from rhodecode.lib.helpers import get_token

from rhodecode.model.meta import Session

from rhodecode.model.db import User, Repository, UserFollowing, RepoGroup,\

    RhodeCodeSetting, RepositoryField

from rhodecode.model.forms import RepoForm, RepoFieldForm

from rhodecode.model.scm import ScmModel, GroupList

from rhodecode.model.repo import RepoModel

from rhodecode.lib.compat import json

from sqlalchemy.sql.expression import func

log = logging.getLogger(__name__)

class ReposController(BaseRepoController):

    """

    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('repo', 'repos')

    @LoginRequired()

    def __before__(self):

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

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

        super(ReposController, self).__before__()

    def __load_defaults(self):

        acl_groups = GroupList(RepoGroup.query().all(),

                               perm_set=['group.write', 'group.admin'])

        c.repo_groups = RepoGroup.groups_choices(groups=acl_groups)

        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

    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.not_mapped_error(repo_name)

            return redirect(url('repos'))

        ##override defaults for exact repo info here git/hg etc

        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)

        c.repo_fields = RepositoryField.query()\

            .filter(RepositoryField.repository == db_repo).all()

        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 = Repository.query()\

                        .order_by(func.lower(Repository.repo_name))\

                        .all()

        repos_data = RepoModel().get_repos_as_dict(repos_list=c.repos_list,

                                                   admin=True,

                                                   super_user_actions=True)

        #json used to render the grid

        c.data = json.dumps(repos_data)

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

    @NotAnonymous()

    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']:

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

                    category='success')

            else:

                repo_url = h.link_to(form_result['repo_name'],

                    h.url('summary_home', repo_name=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)

            Session().commit()

        except formencode.Invalid, errors:

            return htmlfill.render(

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

                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')

            if c.rhodecode_user.is_admin:

                return redirect(url('repos'))

            return redirect(url('home'))

        #redirect to our new repo !

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

    @HasPermissionAllDecorator('hg.admin')

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

        """

        WARNING: this function is depracated see settings.create_repo !!

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

        """

        parent_group = request.GET.get('parent_group')

        self.__load_defaults()

        ## apply the defaults from defaults page

        defaults = RhodeCodeSetting.get_default_repo_settings(strip_prefix=True)

        if parent_group:

            defaults.update({'repo_group': parent_group})

        return htmlfill.render(

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

            defaults=defaults,

            errors={},

            prefix_error=False,

            encoding="UTF-8"

        )

    @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

        repo = Repository.get_by_repo_name(repo_name)

        _form = RepoForm(edit=True, old_data={'repo_name': repo_name,

                                              'repo_group': repo.group.get_dict() \

                                              if repo.group else {}},

                         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)

            Session().commit()

        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())

                    % 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.not_mapped_error(repo_name)

            return redirect(url('repos'))

        try:

            _forks = repo.forks.count()

            if _forks and request.POST.get('forks'):

                do = request.POST['forks']

                if do == 'detach_forks':

                    for r in repo.forks:

                        log.debug('Detaching fork %s from repo %s' % (r, repo))

                        r.fork = None

                        Session().add(r)

                elif do == 'delete_forks':

                    for r in repo.forks:

                        log.debug('Deleting fork %s of repo %s' % (r, repo))

                        repo_model.delete(r)

            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)

            Session().commit()

        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'])

            Session().commit()

        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 user group

        :param repo_name:

        """

        try:

            RepoModel().revoke_users_group_permission(

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

            )

            Session().commit()

        except Exception:

            log.error(traceback.format_exc())

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

                      ' user groups'),

                    category='error')

            raise HTTPInternalServerError()

    @HasPermissionAllDecorator('hg.admin')

    def repo_stats(self, repo_name):

        """