#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']:

                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)

            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_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())

            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.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)

                    h.flash(_('detached %s forks') % _forks, category='success')

                elif do == 'delete_forks':

                    for r in repo.forks:

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

                        repo_model.delete(r)

                    h.flash(_('deleted %s forks') % _forks, category='success')

            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')

            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:

# (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, RepositoryField

from rhodecode.model.meta import Session

from rhodecode.model.scm import ScmModel, GroupList

log = logging.getLogger(__name__)

class SettingsController(BaseRepoController):

    @LoginRequired()

    def __before__(self):

        super(SettingsController, 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)

        if c.repo_info is None:

            h.not_mapped_error(repo_name)

            return redirect(url('home'))

        ##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.repo_fields = RepositoryField.query()\

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

        defaults = RepoModel()._get_defaults(repo_name)

        return defaults

    @HasRepoPermissionAllDecorator('repository.admin')

    def index(self, repo_name):

        defaults = self.__load_data(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):

        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 = RepoSettingsForm(edit=True,

                                 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:

            defaults = self.__load_data(repo_name)

            defaults.update(errors.value)

            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.not_mapped_error(repo_name)

            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('admin_settings_my_account', anchor='my'))

    @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))

        lastname = v.UnicodeString(strip=True, min=1, not_empty=False)

        email = All(v.Email(not_empty=True), v.UniqSystemEmail(old_data))

        chained_validators = [v.ValidPasswordsMatch()]

    return _UserForm

def UserGroupForm(edit=False, old_data={}, available_members=[]):

    class _UserGroupForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = True

        users_group_name = All(

            v.UnicodeString(strip=True, min=1, not_empty=True),

            v.ValidUserGroup(edit, old_data)

        )

        users_group_active = v.StringBoolean(if_missing=False)

        if edit:

            users_group_members = v.OneOf(

                available_members, hideList=False, testValueList=True,

                if_missing=None, not_empty=False

            )

    return _UserGroupForm

def ReposGroupForm(edit=False, old_data={}, available_groups=[],

                   can_create_in_root=False):

    class _ReposGroupForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        group_name = All(v.UnicodeString(strip=True, min=1, not_empty=True),

                               v.SlugifyName())

        group_description = v.UnicodeString(strip=True, min=1,

                                                not_empty=False)

        if edit:

            #FIXME: do a special check that we cannot move a group to one of

            #it's children

            pass

        group_parent_id = All(v.CanCreateGroup(can_create_in_root),

                              v.OneOf(available_groups, hideList=False,

                                      testValueList=True,

                                      if_missing=None, not_empty=True))

        enable_locking = v.StringBoolean(if_missing=False)

        recursive = v.StringBoolean(if_missing=False)

        chained_validators = [v.ValidReposGroup(edit, old_data),

                              v.ValidPerms('group')]

    return _ReposGroupForm

def RegisterForm(edit=False, old_data={}):

    class _RegisterForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = True

        username = All(

            v.ValidUsername(edit, old_data),

            v.UnicodeString(strip=True, min=1, not_empty=True)

        )

        password = All(

            v.ValidPassword(),

            v.UnicodeString(strip=False, min=6, not_empty=True)

        )

        password_confirmation = All(

            v.ValidPassword(),

            v.UnicodeString(strip=False, min=6, not_empty=True)

        )

        active = v.StringBoolean(if_missing=False)

        firstname = v.UnicodeString(strip=True, min=1, not_empty=False)

        lastname = v.UnicodeString(strip=True, min=1, not_empty=False)

        email = All(v.Email(not_empty=True), v.UniqSystemEmail(old_data))

        chained_validators = [v.ValidPasswordsMatch()]

    return _RegisterForm

def PasswordResetForm():

    class _PasswordResetForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = True

        email = All(v.ValidSystemEmail(), v.Email(not_empty=True))

    return _PasswordResetForm

def RepoForm(edit=False, old_data={}, supported_backends=BACKENDS.keys(),

             repo_groups=[], landing_revs=[]):

    class _RepoForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        repo_name = All(v.UnicodeString(strip=True, min=1, not_empty=True),

                        v.SlugifyName())

                         v.OneOf(repo_groups, hideList=True))

        repo_type = v.OneOf(supported_backends)

        repo_description = v.UnicodeString(strip=True, min=1, not_empty=False)

        repo_private = v.StringBoolean(if_missing=False)

        repo_landing_rev = v.OneOf(landing_revs, hideList=True)

        clone_uri = All(v.UnicodeString(strip=True, min=1, not_empty=False))

        repo_enable_statistics = v.StringBoolean(if_missing=False)

        repo_enable_downloads = v.StringBoolean(if_missing=False)

        repo_enable_locking = v.StringBoolean(if_missing=False)

        if edit:

            #this is repo owner

            user = All(v.UnicodeString(not_empty=True), v.ValidRepoUser())

        chained_validators = [v.ValidCloneUri(),

                              v.ValidRepoName(edit, old_data),

                              v.ValidPerms()]

    return _RepoForm

def RepoFieldForm():

    class _RepoFieldForm(formencode.Schema):

        filter_extra_fields = True

        allow_extra_fields = True

        new_field_key = All(v.FieldKey(),

                            v.UnicodeString(strip=True, min=3, not_empty=True))

        new_field_value = v.UnicodeString(not_empty=False, if_missing='')

        new_field_type = v.OneOf(['str', 'unicode', 'list', 'tuple'],

                                 if_missing='str')

        new_field_label = v.UnicodeString(not_empty=False)

        new_field_desc = v.UnicodeString(not_empty=False)

    return _RepoFieldForm

def RepoSettingsForm(edit=False, old_data={}, supported_backends=BACKENDS.keys(),

                     repo_groups=[], landing_revs=[]):

    class _RepoForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        repo_name = All(v.UnicodeString(strip=True, min=1, not_empty=True),

                        v.SlugifyName())

                         v.OneOf(repo_groups, hideList=True))

        repo_description = v.UnicodeString(strip=True, min=1, not_empty=False)

        repo_private = v.StringBoolean(if_missing=False)

        repo_landing_rev = v.OneOf(landing_revs, hideList=True)

        clone_uri = All(v.UnicodeString(strip=True, min=1, not_empty=False))

        chained_validators = [v.ValidCloneUri(),

                              v.ValidRepoName(edit, old_data),

                              v.ValidPerms(),

                              v.ValidSettings()]

    return _RepoForm

def RepoForkForm(edit=False, old_data={}, supported_backends=BACKENDS.keys(),

                 repo_groups=[], landing_revs=[]):

    class _RepoForkForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        repo_name = All(v.UnicodeString(strip=True, min=1, not_empty=True),

                        v.SlugifyName())

        repo_group = All(v.CanWriteGroup(),

                         v.OneOf(repo_groups, hideList=True))

        repo_type = All(v.ValidForkType(old_data), v.OneOf(supported_backends))

        description = v.UnicodeString(strip=True, min=1, not_empty=True)

        private = v.StringBoolean(if_missing=False)

        copy_permissions = v.StringBoolean(if_missing=False)

        update_after_clone = v.StringBoolean(if_missing=False)

        fork_parent_id = v.UnicodeString()

        chained_validators = [v.ValidForkName(edit, old_data)]

        landing_rev = v.OneOf(landing_revs, hideList=True)

    return _RepoForkForm

def ApplicationSettingsForm():

    class _ApplicationSettingsForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        rhodecode_title = v.UnicodeString(strip=True, min=1, not_empty=True)

        rhodecode_realm = v.UnicodeString(strip=True, min=1, not_empty=True)

        rhodecode_ga_code = v.UnicodeString(strip=True, min=1, not_empty=False)

    return _ApplicationSettingsForm

def ApplicationVisualisationForm():

    class _ApplicationVisualisationForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        rhodecode_show_public_icon = v.StringBoolean(if_missing=False)

        rhodecode_show_private_icon = v.StringBoolean(if_missing=False)

        rhodecode_stylify_metatags = v.StringBoolean(if_missing=False)

        rhodecode_lightweight_dashboard = v.StringBoolean(if_missing=False)

        rhodecode_repository_fields = v.StringBoolean(if_missing=False)

        rhodecode_lightweight_journal = v.StringBoolean(if_missing=False)

    return _ApplicationVisualisationForm

def ApplicationUiSettingsForm():

    class _ApplicationUiSettingsForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = False

        web_push_ssl = v.StringBoolean(if_missing=False)

        paths_root_path = All(

            v.ValidPath(),

            v.UnicodeString(strip=True, min=1, not_empty=True)

        )

        hooks_changegroup_update = v.StringBoolean(if_missing=False)

        hooks_changegroup_repo_size = v.StringBoolean(if_missing=False)

        hooks_changegroup_push_logger = v.StringBoolean(if_missing=False)

        hooks_outgoing_pull_logger = v.StringBoolean(if_missing=False)

        extensions_largefiles = v.StringBoolean(if_missing=False)

        extensions_hgsubversion = v.StringBoolean(if_missing=False)

        extensions_hggit = v.StringBoolean(if_missing=False)

    return _ApplicationUiSettingsForm

def DefaultPermissionsForm(repo_perms_choices, group_perms_choices,

                           register_choices, create_choices, fork_choices):

    class _DefaultPermissionsForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = True

        overwrite_default_repo = v.StringBoolean(if_missing=False)

        overwrite_default_group = v.StringBoolean(if_missing=False)

        anonymous = v.StringBoolean(if_missing=False)

        default_repo_perm = v.OneOf(repo_perms_choices)

        default_group_perm = v.OneOf(group_perms_choices)

        default_register = v.OneOf(register_choices)

        default_create = v.OneOf(create_choices)

        default_fork = v.OneOf(fork_choices)

    return _DefaultPermissionsForm

"""

Set of generic validators

"""

import os

import re

import formencode

import logging

from collections import defaultdict

from pylons.i18n.translation import _

from webhelpers.pylonslib.secure_form import authentication_token

from formencode.validators import (

    UnicodeString, OneOf, Int, Number, Regex, Email, Bool, StringBoolean, Set,

    NotEmpty, IPAddress, CIDR

)

from rhodecode.lib.compat import OrderedSet

from rhodecode.lib import ipaddr

from rhodecode.lib.utils import repo_name_slug

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

    ChangesetStatus

from rhodecode.lib.exceptions import LdapImportError

from rhodecode.config.routing import ADMIN_PREFIX

from rhodecode.lib.auth import HasReposGroupPermissionAny, HasPermissionAny

# silence warnings and pylint

UnicodeString, OneOf, Int, Number, Regex, Email, Bool, StringBoolean, Set, \

    NotEmpty, IPAddress, CIDR

log = logging.getLogger(__name__)

class UniqueList(formencode.FancyValidator):

    """

    Unique List !

    """

    messages = dict(

        empty=_('Value cannot be an empty list'),

        missing_value=_('Value cannot be an empty list'),

    )

    def _to_python(self, value, state):

        if isinstance(value, list):

            return value

        elif isinstance(value, set):

            return list(value)

        elif isinstance(value, tuple):

            return list(value)

        elif value is None:

            return []

        else:

            return [value]

    def empty_value(self, value):

        return []

class StateObj(object):

    """

    this is needed to translate the messages using _() in validators

    """

    _ = staticmethod(_)

def M(self, key, state=None, **kwargs):

    """

    returns string from self.message based on given key,

    passed kw params are used to substitute %(named)s params inside

    translated strings

    :param msg:

    :param state:

    """

    if state is None:

        state = StateObj()

    else:

        state._ = staticmethod(_)

    #inject validator into state object

    return self.message(key, state, **kwargs)

def ValidUsername(edit=False, old_data={}):

    class _validator(formencode.validators.FancyValidator):

        messages = {

            'username_exists': _(u'Username "%(username)s" already exists'),

            'system_invalid_username':

                _(u'Username "%(username)s" is forbidden'),

            'invalid_username':

                _(u'Username may only contain alphanumeric characters '

                  'underscores, periods or dashes and must begin with '

                  'alphanumeric character')

        }

        def validate_python(self, value, state):

            if value in ['default', 'new_user']:

                msg = M(self, 'system_invalid_username', state, username=value)

                raise formencode.Invalid(msg, value, state)

            #check if user is unique

            old_un = None

            if edit:

                old_un = User.get(old_data.get('user_id')).username

            if old_un != value or not edit:

                if User.get_by_username(value, case_insensitive=True):

                    msg = M(self, 'username_exists', state, username=value)

                    raise formencode.Invalid(msg, value, state)

            if re.match(r'^[a-zA-Z0-9]{1}[a-zA-Z0-9\-\_\.]*$', value) is None:

                msg = M(self, 'invalid_username', state)

                raise formencode.Invalid(msg, value, state)

    return _validator

def ValidRepoUser():

    class _validator(formencode.validators.FancyValidator):

                        raise formencode.Invalid(msg, value, state,

                            error_dict=dict(repo_name=msg)

                        )

            return value

    return _validator

def ValidForkName(*args, **kwargs):

    return ValidRepoName(*args, **kwargs)

def SlugifyName():

    class _validator(formencode.validators.FancyValidator):

        def _to_python(self, value, state):

            return repo_name_slug(value)

        def validate_python(self, value, state):

            pass

    return _validator

def ValidCloneUri():

    from rhodecode.lib.utils import make_ui

    def url_handler(repo_type, url, ui=None):

        if repo_type == 'hg':

            from rhodecode.lib.vcs.backends.hg.repository import MercurialRepository

            from mercurial.httppeer import httppeer

            if url.startswith('http'):

                ## initially check if it's at least the proper URL

                ## or does it pass basic auth

                MercurialRepository._check_url(url)

                httppeer(ui, url)._capabilities()

            elif url.startswith('svn+http'):

                from hgsubversion.svnrepo import svnremoterepo

                svnremoterepo(ui, url).capabilities

            elif url.startswith('git+http'):

                raise NotImplementedError()

            else:

                raise Exception('clone from URI %s not allowed' % (url))

        elif repo_type == 'git':

            from rhodecode.lib.vcs.backends.git.repository import GitRepository

            if url.startswith('http'):

                ## initially check if it's at least the proper URL

                ## or does it pass basic auth

                GitRepository._check_url(url)

            elif url.startswith('svn+http'):

                raise NotImplementedError()

            elif url.startswith('hg+http'):

                raise NotImplementedError()

            else:

                raise Exception('clone from URI %s not allowed' % (url))

    class _validator(formencode.validators.FancyValidator):

        messages = {

            'clone_uri': _(u'invalid clone url'),

            'invalid_clone_uri': _(u'Invalid clone url, provide a '

                                    'valid clone http(s)/svn+http(s) url')

        }

        def validate_python(self, value, state):

            repo_type = value.get('repo_type')

            url = value.get('clone_uri')

            if not url:

                pass

            else:

                try:

                    url_handler(repo_type, url, make_ui('db', clear_session=False))

                except Exception:

                    log.exception('Url validation failed')

                    msg = M(self, 'clone_uri')

                    raise formencode.Invalid(msg, value, state,

                        error_dict=dict(clone_uri=msg)

                    )

    return _validator

def ValidForkType(old_data={}):

    class _validator(formencode.validators.FancyValidator):

        messages = {

            'invalid_fork_type': _(u'Fork have to be the same type as parent')

        }

        def validate_python(self, value, state):

            if old_data['repo_type'] != value:

                msg = M(self, 'invalid_fork_type', state)

                raise formencode.Invalid(msg, value, state,

                    error_dict=dict(repo_type=msg)

                )

    return _validator

    class _validator(formencode.validators.FancyValidator):

        messages = {

            'permission_denied': _(u"You don't have permissions "

                                   "to create repository in this group"),

            'permission_denied_root': _(u"no permission to create repository "

                                        "in root location")

        }

        def _to_python(self, value, state):

            #root location

            if value in [-1, "-1"]:

                return None

            return value

        def validate_python(self, value, state):

            gr = RepoGroup.get(value)

            gr_name = gr.group_name if gr else None  # None means ROOT location

            val = HasReposGroupPermissionAny('group.write', 'group.admin')

            can_create_repos = HasPermissionAny('hg.admin', 'hg.create.repository')

            forbidden = not val(gr_name, 'can write into group validator')