validating choices for landing_rev

rhodecode/controllers/admin/repos.py

@@ -1,437 +1,442
 # -*- coding: utf-8 -*-
 """
     rhodecode.controllers.admin.repos
     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
     Repositories controller for RhodeCode
 
     :created_on: Apr 7, 2010
     :author: marcink
     :copyright: (C) 2010-2012 Marcin Kuzminski <[e-mail]>
     :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 paste.httpexceptions import HTTPInternalServerError
 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
 
 from rhodecode.lib import helpers as h
 from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator, \
     HasPermissionAnyDecorator, HasRepoPermissionAllDecorator
 from rhodecode.lib.base import BaseController, 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
 from rhodecode.model.forms import RepoForm
 from rhodecode.model.scm import ScmModel
 from rhodecode.model.repo import RepoModel
 
 log = logging.getLogger(__name__)
 
 
 class ReposController(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('repo', 'repos')
 
     @LoginRequired()
     @HasPermissionAnyDecorator('hg.admin', 'hg.create.repository')
     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):
         c.repo_groups = RepoGroup.groups_choices()
         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()
-        c.landing_revs = ScmModel().get_repo_landing_revs()
+        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.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'))
 
-        c.landing_revs = ScmModel().get_repo_landing_revs(c.repo_info)
+        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()]
 
         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)()\
+            form_result = RepoForm(repo_groups=c.repo_groups_choices,
+                                   landing_revs=c.landing_revs_choices)()\
                             .to_python(dict(request.POST))
             RepoModel().create(form_result, self.rhodecode_user)
             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:
 
             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')
         if request.POST.get('user_created'):
             return redirect(url('home'))
         return redirect(url('repos'))
 
     @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
         _form = RepoForm(edit=True, old_data={'repo_name': repo_name},
-                         repo_groups=c.repo_groups_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.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')
             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 users 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'
                       ' 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)
             Session.commit()
         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)
             Session.commit()
         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:
         """
 
         cur_token = request.POST.get('auth_token')
         token = get_token()
         if cur_token == token:
             try:
                 repo_id = Repository.get_by_repo_name(repo_name).repo_id
                 user_id = User.get_by_username('default').user_id
                 self.scm_model.toggle_following_repo(repo_id, user_id)
                 h.flash(_('Updated repository visibility in public journal'),
                         category='success')
                 Session.commit()
             except:
                 h.flash(_('An error occurred during setting this'
                           ' repository in public journal'),
                         category='error')
 
         else:
             h.flash(_('Token mismatch'), category='error')
         return redirect(url('edit_repo', repo_name=repo_name))
 
     @HasPermissionAllDecorator('hg.admin')
     def repo_pull(self, repo_name):
         """
         Runs task to update given repository with remote changes,
         ie. make pull on remote location
 
         :param repo_name:
         """
         try:
             ScmModel().pull_changes(repo_name, self.rhodecode_user.username)
             h.flash(_('Pulled from remote location'), category='success')
         except Exception, e:
             h.flash(_('An error occurred during pull from remote location'),
                     category='error')
 
         return redirect(url('edit_repo', repo_name=repo_name))
 
     @HasPermissionAllDecorator('hg.admin')
     def repo_as_fork(self, repo_name):
         """
         Mark given repository as a fork of another
 
         :param repo_name:
         """
         try:
             fork_id = request.POST.get('id_fork_of')
             repo = ScmModel().mark_as_fork(repo_name, fork_id,
                                     self.rhodecode_user.username)
             fork = repo.fork.repo_name if repo.fork else _('Nothing')
             Session.commit()
             h.flash(_('Marked repo %s as fork of %s' % (repo_name,fork)),
                     category='success')
         except Exception, e:
             raise
             h.flash(_('An error occurred during this operation'),
                     category='error')
 
         return redirect(url('edit_repo', repo_name=repo_name))
 
     @HasPermissionAllDecorator('hg.admin')
     def show(self, repo_name, format='html'):
         """GET /repos/repo_name: Show a specific item"""
         # url('repo', repo_name=ID)
 
     @HasPermissionAllDecorator('hg.admin')
     def edit(self, repo_name, format='html'):
         """GET /repos/repo_name/edit: Form to edit an existing item"""
         # url('edit_repo', repo_name=ID)
         defaults = self.__load_data(repo_name)
 
         return htmlfill.render(
             render('admin/repos/repo_edit.html'),
             defaults=defaults,
             encoding="UTF-8",
             force_defaults=False
         )

rhodecode/controllers/settings.py

@@ -1,158 +1,162
 # -*- coding: utf-8 -*-
 """
     rhodecode.controllers.settings
     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
     Settings controller for rhodecode
 
     :created_on: Jun 30, 2010
     :author: marcink
     :copyright: (C) 2010-2012 Marcin Kuzminski <[e-mail]>
     :license: GPLv3, see COPYING for more details.
 """
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import logging
 import traceback
 import formencode
 
 from formencode import htmlfill
 
 from pylons import tmpl_context as c, request, url
 from pylons.controllers.util import redirect
 from pylons.i18n.translation import _
 
 import rhodecode.lib.helpers as h
 
 from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAllDecorator
 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
 from rhodecode.model.meta import Session
+from rhodecode.model.scm import ScmModel
 
 log = logging.getLogger(__name__)
 
 
 class SettingsController(BaseRepoController):
 
     @LoginRequired()
     def __before__(self):
         super(SettingsController, self).__before__()
 
     def __load_defaults(self):
         c.repo_groups = RepoGroup.groups_choices()
         c.repo_groups_choices = map(lambda k: unicode(k[0]), c.repo_groups)
 
         repo_model = RepoModel()
         c.users_array = repo_model.get_users_js()
         c.users_groups_array = repo_model.get_users_groups_js()
+        choices, c.landing_revs = ScmModel().get_repo_landing_revs()
+        c.landing_revs_choices = choices
 
     @HasRepoPermissionAllDecorator('repository.admin')
     def index(self, repo_name):
         repo_model = RepoModel()
         c.repo_info = repo = repo_model.get_by_repo_name(repo_name)
         if not repo:
             h.flash(_('%s repository is not mapped to db perhaps'
                       ' it was created or renamed from the file system'
                       ' please run the application again'
                       ' in order to rescan repositories') % repo_name,
                       category='error')
 
             return redirect(url('home'))
 
         self.__load_defaults()
 
         defaults = RepoModel()._get_defaults(repo_name)
 
         return htmlfill.render(
             render('settings/repo_settings.html'),
             defaults=defaults,
             encoding="UTF-8",
             force_defaults=False
         )
 
     @HasRepoPermissionAllDecorator('repository.admin')
     def update(self, repo_name):
         repo_model = RepoModel()
         changed_name = repo_name
 
         self.__load_defaults()
 
         _form = RepoSettingsForm(edit=True,
                                  old_data={'repo_name': repo_name},
-                                 repo_groups=c.repo_groups_choices)()
+                                 repo_groups=c.repo_groups_choices,
+                                 landing_revs=c.landing_revs_choices)()
         try:
             form_result = _form.to_python(dict(request.POST))
 
             repo_model.update(repo_name, form_result)
             invalidate_cache('get_repo_cached_%s' % repo_name)
             h.flash(_('Repository %s updated successfully' % repo_name),
                     category='success')
             changed_name = form_result['repo_name_full']
             action_logger(self.rhodecode_user, 'user_updated_repo',
                           changed_name, self.ip_addr, self.sa)
             Session.commit()
         except formencode.Invalid, errors:
             c.repo_info = repo_model.get_by_repo_name(repo_name)
             c.users_array = repo_model.get_users_js()
             errors.value.update({'user': c.repo_info.user.username})
             return htmlfill.render(
                 render('settings/repo_settings.html'),
                 defaults=errors.value,
                 errors=errors.error_dict or {},
                 prefix_error=False,
                 encoding="UTF-8")
         except Exception:
             log.error(traceback.format_exc())
             h.flash(_('error occurred during update of repository %s') \
                     % repo_name, category='error')
 
         return redirect(url('repo_settings_home', repo_name=changed_name))
 
     @HasRepoPermissionAllDecorator('repository.admin')
     def delete(self, repo_name):
         """DELETE /repos/repo_name: Delete an existing item"""
         # Forms posted to this method should contain a hidden field:
         #    <input type="hidden" name="_method" value="DELETE" />
         # Or using helpers:
         #    h.form(url('repo_settings_delete', repo_name=ID),
         #           method='delete')
         # url('repo_settings_delete', repo_name=ID)
 
         repo_model = RepoModel()
         repo = repo_model.get_by_repo_name(repo_name)
         if not repo:
             h.flash(_('%s repository is not mapped to db perhaps'
                       ' it was moved or renamed  from the filesystem'
                       ' please run the application again'
                       ' in order to rescan repositories') % repo_name,
                       category='error')
 
             return redirect(url('home'))
         try:
             action_logger(self.rhodecode_user, 'user_deleted_repo',
                               repo_name, self.ip_addr, self.sa)
             repo_model.delete(repo)
             invalidate_cache('get_repo_cached_%s' % repo_name)
             h.flash(_('deleted repository %s') % repo_name, category='success')
             Session.commit()
         except Exception:
             log.error(traceback.format_exc())
             h.flash(_('An error occurred during deletion of %s') % repo_name,
                     category='error')
 
         return redirect(url('home'))

rhodecode/model/forms.py

@@ -1,774 +1,774
 """ this is forms validation classes
 http://formencode.org/module-formencode.validators.html
 for list off all availible validators
 
 we can create our own validators
 
 The table below outlines the options which can be used in a schema in addition to the validators themselves
 pre_validators          []     These validators will be applied before the schema
 chained_validators      []     These validators will be applied after the schema
 allow_extra_fields      False     If True, then it is not an error when keys that aren't associated with a validator are present
 filter_extra_fields     False     If True, then keys that aren't associated with a validator are removed
 if_key_missing          NoDefault If this is given, then any keys that aren't available but are expected will be replaced with this value (and then validated). This does not override a present .if_missing attribute on validators. NoDefault is a special FormEncode class to mean that no default values has been specified and therefore missing keys shouldn't take a default value.
 ignore_key_missing      False     If True, then missing keys will be missing in the result, if the validator doesn't have .if_missing on it already
 
 
 <name> = formencode.validators.<name of validator>
 <name> must equal form name
 list=[1,2,3,4,5]
 for SELECT use formencode.All(OneOf(list), Int())
 
 """
 import os
 import re
 import logging
 import traceback
 
 import formencode
 from formencode import All
 from formencode.validators import UnicodeString, OneOf, Int, Number, Regex, \
     Email, Bool, StringBoolean, Set
 
 from pylons.i18n.translation import _
 from webhelpers.pylonslib.secure_form import authentication_token
 
 from rhodecode.config.routing import ADMIN_PREFIX
 from rhodecode.lib.utils import repo_name_slug
 from rhodecode.lib.auth import authenticate, get_crypt_password
 from rhodecode.lib.exceptions import LdapImportError
 from rhodecode.model.db import User, UsersGroup, RepoGroup, Repository
 from rhodecode import BACKENDS
 
 log = logging.getLogger(__name__)
 
 
 #this is needed to translate the messages using _() in validators
 class State_obj(object):
     _ = staticmethod(_)
 
 
 #==============================================================================
 # VALIDATORS
 #==============================================================================
 class ValidAuthToken(formencode.validators.FancyValidator):
     messages = {'invalid_token': _('Token mismatch')}
 
     def validate_python(self, value, state):
 
         if value != authentication_token():
             raise formencode.Invalid(
                 self.message('invalid_token',
                              state, search_number=value),
                 value,
                 state
             )
 
 
 def ValidUsername(edit, old_data):
     class _ValidUsername(formencode.validators.FancyValidator):
 
         def validate_python(self, value, state):
             if value in ['default', 'new_user']:
                 raise formencode.Invalid(_('Invalid username'), 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):
                     raise formencode.Invalid(_('This username already '
                                                'exists') , value, state)
 
             if re.match(r'^[a-zA-Z0-9]{1}[a-zA-Z0-9\-\_\.]+$', value) is None:
                 raise formencode.Invalid(
                     _('Username may only contain alphanumeric characters '
                       'underscores, periods or dashes and must begin with '
                       'alphanumeric character'),
                     value,
                     state
                 )
 
     return _ValidUsername
 
 
 def ValidUsersGroup(edit, old_data):
 
     class _ValidUsersGroup(formencode.validators.FancyValidator):
 
         def validate_python(self, value, state):
             if value in ['default']:
                 raise formencode.Invalid(_('Invalid group name'), value, state)
             #check if group is unique
             old_ugname = None
             if edit:
                 old_ugname = UsersGroup.get(
                             old_data.get('users_group_id')).users_group_name
 
             if old_ugname != value or not edit:
                 if UsersGroup.get_by_group_name(value, cache=False,
                                                case_insensitive=True):
                     raise formencode.Invalid(_('This users group '
                                                'already exists'), value,
                                              state)
 
             if re.match(r'^[a-zA-Z0-9]{1}[a-zA-Z0-9\-\_\.]+$', value) is None:
                 raise formencode.Invalid(
                     _('RepoGroup name may only contain  alphanumeric characters '
                       'underscores, periods or dashes and must begin with '
                       'alphanumeric character'),
                     value,
                     state
                 )
 
     return _ValidUsersGroup
 
 
 def ValidReposGroup(edit, old_data):
     class _ValidReposGroup(formencode.validators.FancyValidator):
 
         def validate_python(self, value, state):
             # TODO WRITE VALIDATIONS
             group_name = value.get('group_name')
             group_parent_id = value.get('group_parent_id')
 
             # slugify repo group just in case :)
             slug = repo_name_slug(group_name)
 
             # check for parent of self
             parent_of_self = lambda: (
                 old_data['group_id'] == int(group_parent_id)
                 if group_parent_id else False
             )
             if edit and parent_of_self():
                     e_dict = {
                         'group_parent_id': _('Cannot assign this group as parent')
                     }
                     raise formencode.Invalid('', value, state,
                                              error_dict=e_dict)
 
             old_gname = None
             if edit:
                 old_gname = RepoGroup.get(old_data.get('group_id')).group_name
 
             if old_gname != group_name or not edit:
 
                 # check group
                 gr = RepoGroup.query()\
                       .filter(RepoGroup.group_name == slug)\
                       .filter(RepoGroup.group_parent_id == group_parent_id)\
                       .scalar()
 
                 if gr:
                     e_dict = {
                         'group_name': _('This group already exists')
                     }
                     raise formencode.Invalid('', value, state,
                                              error_dict=e_dict)
 
                 # check for same repo
                 repo = Repository.query()\
                       .filter(Repository.repo_name == slug)\
                       .scalar()
 
                 if repo:
                     e_dict = {
                         'group_name': _('Repository with this name already exists')
                     }
                     raise formencode.Invalid('', value, state,
                                              error_dict=e_dict)
 
     return _ValidReposGroup
 
 
 class ValidPassword(formencode.validators.FancyValidator):
 
     def to_python(self, value, state):
 
         if not value:
             return
 
         if value.get('password'):
             try:
                 value['password'] = get_crypt_password(value['password'])
             except UnicodeEncodeError:
                 e_dict = {'password': _('Invalid characters in password')}
                 raise formencode.Invalid('', value, state, error_dict=e_dict)
 
         if value.get('password_confirmation'):
             try:
                 value['password_confirmation'] = \
                     get_crypt_password(value['password_confirmation'])
             except UnicodeEncodeError:
                 e_dict = {
                     'password_confirmation': _('Invalid characters in password')
                 }
                 raise formencode.Invalid('', value, state, error_dict=e_dict)
 
         if value.get('new_password'):
             try:
                 value['new_password'] = \
                     get_crypt_password(value['new_password'])
             except UnicodeEncodeError:
                 e_dict = {'new_password': _('Invalid characters in password')}
                 raise formencode.Invalid('', value, state, error_dict=e_dict)
 
         return value
 
 
 class ValidPasswordsMatch(formencode.validators.FancyValidator):
 
     def validate_python(self, value, state):
 
         pass_val = value.get('password') or value.get('new_password')
         if pass_val != value['password_confirmation']:
             e_dict = {'password_confirmation':
                    _('Passwords do not match')}
             raise formencode.Invalid('', value, state, error_dict=e_dict)
 
 
 class ValidAuth(formencode.validators.FancyValidator):
     messages = {
         'invalid_password':_('invalid password'),
         'invalid_login':_('invalid user name'),
         'disabled_account':_('Your account is disabled')
     }
 
     # error mapping
     e_dict = {'username': messages['invalid_login'],
               'password': messages['invalid_password']}
     e_dict_disable = {'username': messages['disabled_account']}
 
     def validate_python(self, value, state):
         password = value['password']
         username = value['username']
         user = User.get_by_username(username)
 
         if authenticate(username, password):
             return value
         else:
             if user and user.active is False:
                 log.warning('user %s is disabled' % username)
                 raise formencode.Invalid(
                     self.message('disabled_account',
                     state=State_obj),
                     value, state,
                     error_dict=self.e_dict_disable
                 )
             else:
                 log.warning('user %s failed to authenticate' % username)
                 raise formencode.Invalid(
                     self.message('invalid_password',
                     state=State_obj), value, state,
                     error_dict=self.e_dict
                 )
 
 
 class ValidRepoUser(formencode.validators.FancyValidator):
 
     def to_python(self, value, state):
         try:
             User.query().filter(User.active == True)\
                 .filter(User.username == value).one()
         except Exception:
             raise formencode.Invalid(_('This username is not valid'),
                                      value, state)
         return value
 
 
 def ValidRepoName(edit, old_data):
     class _ValidRepoName(formencode.validators.FancyValidator):
         def to_python(self, value, state):
 
             repo_name = value.get('repo_name')
 
             slug = repo_name_slug(repo_name)
             if slug in [ADMIN_PREFIX, '']:
                 e_dict = {'repo_name': _('This repository name is disallowed')}
                 raise formencode.Invalid('', value, state, error_dict=e_dict)
 
             if value.get('repo_group'):
                 gr = RepoGroup.get(value.get('repo_group'))
                 group_path = gr.full_path
                 # value needs to be aware of group name in order to check
                 # db key This is an actual just the name to store in the
                 # database
                 repo_name_full = group_path + RepoGroup.url_sep() + repo_name
 
             else:
                 group_path = ''
                 repo_name_full = repo_name
 
             value['repo_name_full'] = repo_name_full
             rename = old_data.get('repo_name') != repo_name_full
             create = not edit
             if  rename or create:
 
                 if group_path != '':
                     if Repository.get_by_repo_name(repo_name_full):
                         e_dict = {
                             'repo_name': _('This repository already exists in '
                                            'a group "%s"') % gr.group_name
                         }
                         raise formencode.Invalid('', value, state,
                                                  error_dict=e_dict)
                 elif RepoGroup.get_by_group_name(repo_name_full):
                         e_dict = {
                             'repo_name': _('There is a group with this name '
                                            'already "%s"') % repo_name_full
                         }
                         raise formencode.Invalid('', value, state,
                                                  error_dict=e_dict)
 
                 elif Repository.get_by_repo_name(repo_name_full):
                         e_dict = {'repo_name': _('This repository '
                                                 'already exists')}
                         raise formencode.Invalid('', value, state,
                                                  error_dict=e_dict)
 
             return value
 
     return _ValidRepoName
 
 
 def ValidForkName(*args, **kwargs):
     return ValidRepoName(*args, **kwargs)
 
 
 def SlugifyName():
     class _SlugifyName(formencode.validators.FancyValidator):
 
         def to_python(self, value, state):
             return repo_name_slug(value)
 
     return _SlugifyName
 
 
 def ValidCloneUri():
     from rhodecode.lib.utils import make_ui
 
     def url_handler(repo_type, url, proto, ui=None):
         if repo_type == 'hg':
             from mercurial.httprepo import httprepository, httpsrepository
             if proto == 'https':
                 httpsrepository(make_ui('db'), url).capabilities
             elif proto == 'http':
                 httprepository(make_ui('db'), url).capabilities
         elif repo_type == 'git':
             #TODO: write a git url validator
             pass
 
     class _ValidCloneUri(formencode.validators.FancyValidator):
 
         def to_python(self, value, state):
 
             repo_type = value.get('repo_type')
             url = value.get('clone_uri')
             e_dict = {'clone_uri': _('invalid clone url')}
 
             if not url:
                 pass
             elif url.startswith('https'):
                 try:
                     url_handler(repo_type, url, 'https', make_ui('db'))
                 except Exception:
                     log.error(traceback.format_exc())
                     raise formencode.Invalid('', value, state, error_dict=e_dict)
             elif url.startswith('http'):
                 try:
                     url_handler(repo_type, url, 'http', make_ui('db'))
                 except Exception:
                     log.error(traceback.format_exc())
                     raise formencode.Invalid('', value, state, error_dict=e_dict)
             else:
                 e_dict = {'clone_uri': _('Invalid clone url, provide a '
                                          'valid clone http\s url')}
                 raise formencode.Invalid('', value, state, error_dict=e_dict)
 
             return value
 
     return _ValidCloneUri
 
 
 def ValidForkType(old_data):
     class _ValidForkType(formencode.validators.FancyValidator):
 
         def to_python(self, value, state):
             if old_data['repo_type'] != value:
                 raise formencode.Invalid(_('Fork have to be the same '
                                            'type as original'), value, state)
 
             return value
     return _ValidForkType
 
 
 def ValidPerms(type_='repo'):
     if type_ == 'group':
         EMPTY_PERM = 'group.none'
     elif type_ == 'repo':
         EMPTY_PERM = 'repository.none'
 
     class _ValidPerms(formencode.validators.FancyValidator):
         messages = {
             'perm_new_member_name':
                 _('This username or users group name is not valid')
         }
 
         def to_python(self, value, state):
             perms_update = []
             perms_new = []
             # build a list of permission to update and new permission to create
             for k, v in value.items():
                 # means new added member to permissions
                 if k.startswith('perm_new_member'):
                     new_perm = value.get('perm_new_member', False)
                     new_member = value.get('perm_new_member_name', False)
                     new_type = value.get('perm_new_member_type')
 
                     if new_member and new_perm:
                         if (new_member, new_perm, new_type) not in perms_new:
                             perms_new.append((new_member, new_perm, new_type))
                 elif k.startswith('u_perm_') or k.startswith('g_perm_'):
                     member = k[7:]
                     t = {'u': 'user',
                          'g': 'users_group'
                     }[k[0]]
                     if member == 'default':
                         if value.get('private'):
                             # set none for default when updating to private repo
                             v = EMPTY_PERM
                     perms_update.append((member, v, t))
 
             value['perms_updates'] = perms_update
             value['perms_new'] = perms_new
 
             # update permissions
             for k, v, t in perms_new:
                 try:
                     if t is 'user':
                         self.user_db = User.query()\
                             .filter(User.active == True)\
                             .filter(User.username == k).one()
                     if t is 'users_group':
                         self.user_db = UsersGroup.query()\
                             .filter(UsersGroup.users_group_active == True)\
                             .filter(UsersGroup.users_group_name == k).one()
 
                 except Exception:
                     msg = self.message('perm_new_member_name',
                                          state=State_obj)
                     raise formencode.Invalid(
                         msg, value, state, error_dict={'perm_new_member_name': msg}
                     )
             return value
     return _ValidPerms
 
 
 class ValidSettings(formencode.validators.FancyValidator):
 
     def to_python(self, value, state):
         # settings  form can't edit user
         if 'user' in value:
             del['value']['user']
         return value
 
 
 class ValidPath(formencode.validators.FancyValidator):
     def to_python(self, value, state):
 
         if not os.path.isdir(value):
             msg = _('This is not a valid path')
             raise formencode.Invalid(msg, value, state,
                                      error_dict={'paths_root_path': msg})
         return value
 
 
 def UniqSystemEmail(old_data):
     class _UniqSystemEmail(formencode.validators.FancyValidator):
         def to_python(self, value, state):
             value = value.lower()
             if (old_data.get('email') or '').lower() != value:
                 user = User.get_by_email(value, case_insensitive=True)
                 if user:
                     raise formencode.Invalid(
                         _("This e-mail address is already taken"), value, state
                     )
             return value
 
     return _UniqSystemEmail
 
 
 class ValidSystemEmail(formencode.validators.FancyValidator):
     def to_python(self, value, state):
         value = value.lower()
         user = User.get_by_email(value, case_insensitive=True)
         if  user is None:
             raise formencode.Invalid(
                 _("This e-mail address doesn't exist."), value, state
             )
 
         return value
 
 
 class LdapLibValidator(formencode.validators.FancyValidator):
 
     def to_python(self, value, state):
 
         try:
             import ldap
         except ImportError:
             raise LdapImportError
         return value
 
 
 class AttrLoginValidator(formencode.validators.FancyValidator):
 
     def to_python(self, value, state):
 
         if not value or not isinstance(value, (str, unicode)):
             raise formencode.Invalid(
                 _("The LDAP Login attribute of the CN must be specified - "
                   "this is the name of the attribute that is equivalent "
                   "to 'username'"), value, state
             )
 
         return value
 
 
 #==============================================================================
 # FORMS
 #==============================================================================
 class LoginForm(formencode.Schema):
     allow_extra_fields = True
     filter_extra_fields = True
     username = UnicodeString(
         strip=True,
         min=1,
         not_empty=True,
         messages={
            'empty': _('Please enter a login'),
            'tooShort': _('Enter a value %(min)i characters long or more')}
     )
 
     password = UnicodeString(
         strip=False,
         min=3,
         not_empty=True,
         messages={
             'empty': _('Please enter a password'),
             'tooShort': _('Enter %(min)i characters or more')}
     )
 
     remember = StringBoolean(if_missing=False)
 
     chained_validators = [ValidAuth]
 
 
 def UserForm(edit=False, old_data={}):
     class _UserForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = True
         username = All(UnicodeString(strip=True, min=1, not_empty=True),
                        ValidUsername(edit, old_data))
         if edit:
             new_password = All(UnicodeString(strip=False, min=6, not_empty=False))
             password_confirmation = All(UnicodeString(strip=False, min=6,
                                                       not_empty=False))
             admin = StringBoolean(if_missing=False)
         else:
             password = All(UnicodeString(strip=False, min=6, not_empty=True))
             password_confirmation = All(UnicodeString(strip=False, min=6,
                                                       not_empty=False))
 
         active = StringBoolean(if_missing=False)
         name = UnicodeString(strip=True, min=1, not_empty=False)
         lastname = UnicodeString(strip=True, min=1, not_empty=False)
         email = All(Email(not_empty=True), UniqSystemEmail(old_data))
 
         chained_validators = [ValidPasswordsMatch, ValidPassword]
 
     return _UserForm
 
 
 def UsersGroupForm(edit=False, old_data={}, available_members=[]):
     class _UsersGroupForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = True
 
         users_group_name = All(UnicodeString(strip=True, min=1, not_empty=True),
                        ValidUsersGroup(edit, old_data))
 
         users_group_active = StringBoolean(if_missing=False)
 
         if edit:
             users_group_members = OneOf(available_members, hideList=False,
                                         testValueList=True,
                                         if_missing=None, not_empty=False)
 
     return _UsersGroupForm
 
 
 def ReposGroupForm(edit=False, old_data={}, available_groups=[]):
     class _ReposGroupForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = False
 
         group_name = All(UnicodeString(strip=True, min=1, not_empty=True),
                                SlugifyName())
         group_description = UnicodeString(strip=True, min=1,
                                                 not_empty=True)
         group_parent_id = OneOf(available_groups, hideList=False,
                                         testValueList=True,
                                         if_missing=None, not_empty=False)
 
         chained_validators = [ValidReposGroup(edit, old_data), ValidPerms('group')]
 
     return _ReposGroupForm
 
 
 def RegisterForm(edit=False, old_data={}):
     class _RegisterForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = True
         username = All(ValidUsername(edit, old_data),
                        UnicodeString(strip=True, min=1, not_empty=True))
         password = All(UnicodeString(strip=False, min=6, not_empty=True))
         password_confirmation = All(UnicodeString(strip=False, min=6, not_empty=True))
         active = StringBoolean(if_missing=False)
         name = UnicodeString(strip=True, min=1, not_empty=False)
         lastname = UnicodeString(strip=True, min=1, not_empty=False)
         email = All(Email(not_empty=True), UniqSystemEmail(old_data))
 
         chained_validators = [ValidPasswordsMatch, ValidPassword]
 
     return _RegisterForm
 
 
 def PasswordResetForm():
     class _PasswordResetForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = True
         email = All(ValidSystemEmail(), Email(not_empty=True))
     return _PasswordResetForm
 
 
 def RepoForm(edit=False, old_data={}, supported_backends=BACKENDS.keys(),
-             repo_groups=[]):
+             repo_groups=[], landing_revs=[]):
     class _RepoForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = False
         repo_name = All(UnicodeString(strip=True, min=1, not_empty=True),
                         SlugifyName())
         clone_uri = All(UnicodeString(strip=True, min=1, not_empty=False))
         repo_group = OneOf(repo_groups, hideList=True)
         repo_type = OneOf(supported_backends)
         description = UnicodeString(strip=True, min=1, not_empty=False)
         private = StringBoolean(if_missing=False)
         enable_statistics = StringBoolean(if_missing=False)
         enable_downloads = StringBoolean(if_missing=False)
-        landing_rev = UnicodeString(strip=True, min=1, not_empty=True)
+        landing_rev = OneOf(landing_revs, hideList=True)
 
         if edit:
             #this is repo owner
             user = All(UnicodeString(not_empty=True), ValidRepoUser)
 
         chained_validators = [ValidCloneUri()(),
                               ValidRepoName(edit, old_data),
                               ValidPerms()]
     return _RepoForm
 
 
-def RepoForkForm(edit=False, old_data={},
-                 supported_backends=BACKENDS.keys(), repo_groups=[]):
+def RepoForkForm(edit=False, old_data={}, supported_backends=BACKENDS.keys(),
+                 repo_groups=[]):
     class _RepoForkForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = False
         repo_name = All(UnicodeString(strip=True, min=1, not_empty=True),
                         SlugifyName())
         repo_group = OneOf(repo_groups, hideList=True)
         repo_type = All(ValidForkType(old_data), OneOf(supported_backends))
         description = UnicodeString(strip=True, min=1, not_empty=True)
         private = StringBoolean(if_missing=False)
         copy_permissions = StringBoolean(if_missing=False)
         update_after_clone = StringBoolean(if_missing=False)
         fork_parent_id = UnicodeString()
         chained_validators = [ValidForkName(edit, old_data)]
 
     return _RepoForkForm
 
 
-def RepoSettingsForm(edit=False, old_data={},
-                     supported_backends=BACKENDS.keys(), repo_groups=[]):
+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(UnicodeString(strip=True, min=1, not_empty=True),
                         SlugifyName())
         description = UnicodeString(strip=True, min=1, not_empty=True)
         repo_group = OneOf(repo_groups, hideList=True)
         private = StringBoolean(if_missing=False)
-        landing_rev = UnicodeString(strip=True, min=1, not_empty=True)
+        landing_rev = OneOf(landing_revs, hideList=True)
         chained_validators = [ValidRepoName(edit, old_data), ValidPerms(),
                               ValidSettings]
     return _RepoForm
 
 
 def ApplicationSettingsForm():
     class _ApplicationSettingsForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = False
         rhodecode_title = UnicodeString(strip=True, min=1, not_empty=True)
         rhodecode_realm = UnicodeString(strip=True, min=1, not_empty=True)
         rhodecode_ga_code = UnicodeString(strip=True, min=1, not_empty=False)
 
     return _ApplicationSettingsForm
 
 
 def ApplicationUiSettingsForm():
     class _ApplicationUiSettingsForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = False
         web_push_ssl = OneOf(['true', 'false'], if_missing='false')
         paths_root_path = All(ValidPath(), UnicodeString(strip=True, min=1, not_empty=True))
         hooks_changegroup_update = OneOf(['True', 'False'], if_missing=False)
         hooks_changegroup_repo_size = OneOf(['True', 'False'], if_missing=False)
         hooks_changegroup_push_logger = OneOf(['True', 'False'], if_missing=False)
         hooks_preoutgoing_pull_logger = OneOf(['True', 'False'], if_missing=False)
 
     return _ApplicationUiSettingsForm
 
 
 def DefaultPermissionsForm(perms_choices, register_choices, create_choices):
     class _DefaultPermissionsForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = True
         overwrite_default = StringBoolean(if_missing=False)
         anonymous = OneOf(['True', 'False'], if_missing=False)
         default_perm = OneOf(perms_choices)
         default_register = OneOf(register_choices)
         default_create = OneOf(create_choices)
 
     return _DefaultPermissionsForm
 
 
 def LdapSettingsForm(tls_reqcert_choices, search_scope_choices, tls_kind_choices):
     class _LdapSettingsForm(formencode.Schema):
         allow_extra_fields = True
         filter_extra_fields = True
         #pre_validators = [LdapLibValidator]
         ldap_active = StringBoolean(if_missing=False)
         ldap_host = UnicodeString(strip=True,)
         ldap_port = Number(strip=True,)
         ldap_tls_kind = OneOf(tls_kind_choices)
         ldap_tls_reqcert = OneOf(tls_reqcert_choices)
         ldap_dn_user = UnicodeString(strip=True,)
         ldap_dn_pass = UnicodeString(strip=True,)
         ldap_base_dn = UnicodeString(strip=True,)
         ldap_filter = UnicodeString(strip=True,)
         ldap_search_scope = OneOf(search_scope_choices)
         ldap_attr_login = All(AttrLoginValidator, UnicodeString(strip=True,))
         ldap_attr_firstname = UnicodeString(strip=True,)
         ldap_attr_lastname = UnicodeString(strip=True,)
         ldap_attr_email = UnicodeString(strip=True,)
 
     return _LdapSettingsForm

rhodecode/model/scm.py

@@ -1,505 +1,512
 # -*- coding: utf-8 -*-
 """
     rhodecode.model.scm
     ~~~~~~~~~~~~~~~~~~~
 
     Scm model for RhodeCode
 
     :created_on: Apr 9, 2010
     :author: marcink
     :copyright: (C) 2010-2012 Marcin Kuzminski <[e-mail]>
     :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 os
 import time
 import traceback
 import logging
 import cStringIO
 
 from sqlalchemy import func
 from pylons.i18n.translation import _
 
 from rhodecode.lib.vcs import get_backend
 from rhodecode.lib.vcs.exceptions import RepositoryError
 from rhodecode.lib.vcs.utils.lazy import LazyProperty
 from rhodecode.lib.vcs.nodes import FileNode
 
 from rhodecode import BACKENDS
 from rhodecode.lib import helpers as h
 from rhodecode.lib.utils2 import safe_str, safe_unicode
 from rhodecode.lib.auth import HasRepoPermissionAny, HasReposGroupPermissionAny
 from rhodecode.lib.utils import get_repos as get_filesystem_repos, make_ui, \
     action_logger, EmptyChangeset, REMOVED_REPO_PAT
 from rhodecode.model import BaseModel
 from rhodecode.model.db import Repository, RhodeCodeUi, CacheInvalidation, \
     UserFollowing, UserLog, User, RepoGroup
 
 log = logging.getLogger(__name__)
 
 
 class UserTemp(object):
     def __init__(self, user_id):
         self.user_id = user_id
 
     def __repr__(self):
         return "<%s('id:%s')>" % (self.__class__.__name__, self.user_id)
 
 
 class RepoTemp(object):
     def __init__(self, repo_id):
         self.repo_id = repo_id
 
     def __repr__(self):
         return "<%s('id:%s')>" % (self.__class__.__name__, self.repo_id)
 
 
 class CachedRepoList(object):
 
     def __init__(self, db_repo_list, repos_path, order_by=None):
         self.db_repo_list = db_repo_list
         self.repos_path = repos_path
         self.order_by = order_by
         self.reversed = (order_by or '').startswith('-')
 
     def __len__(self):
         return len(self.db_repo_list)
 
     def __repr__(self):
         return '<%s (%s)>' % (self.__class__.__name__, self.__len__())
 
     def __iter__(self):
         # pre-propagated cache_map to save executing select statements
         # for each repo
         cache_map = CacheInvalidation.get_cache_map()
 
         for dbr in self.db_repo_list:
             scmr = dbr.scm_instance_cached(cache_map)
             # check permission at this level
             if not HasRepoPermissionAny(
                 'repository.read', 'repository.write', 'repository.admin'
             )(dbr.repo_name, 'get repo check'):
                 continue
 
             if scmr is None:
                 log.error(
                     '%s this repository is present in database but it '
                     'cannot be created as an scm instance' % dbr.repo_name
                 )
                 continue
 
             last_change = scmr.last_change
             tip = h.get_changeset_safe(scmr, 'tip')
 
             tmp_d = {}
             tmp_d['name'] = dbr.repo_name
             tmp_d['name_sort'] = tmp_d['name'].lower()
             tmp_d['description'] = dbr.description
             tmp_d['description_sort'] = tmp_d['description']
             tmp_d['last_change'] = last_change
             tmp_d['last_change_sort'] = time.mktime(last_change.timetuple())
             tmp_d['tip'] = tip.raw_id
             tmp_d['tip_sort'] = tip.revision
             tmp_d['rev'] = tip.revision
             tmp_d['contact'] = dbr.user.full_contact
             tmp_d['contact_sort'] = tmp_d['contact']
             tmp_d['owner_sort'] = tmp_d['contact']
             tmp_d['repo_archives'] = list(scmr._get_archives())
             tmp_d['last_msg'] = tip.message
             tmp_d['author'] = tip.author
             tmp_d['dbrepo'] = dbr.get_dict()
             tmp_d['dbrepo_fork'] = dbr.fork.get_dict() if dbr.fork else {}
             yield tmp_d
 
 
 class GroupList(object):
 
     def __init__(self, db_repo_group_list):
         self.db_repo_group_list = db_repo_group_list
 
     def __len__(self):
         return len(self.db_repo_group_list)
 
     def __repr__(self):
         return '<%s (%s)>' % (self.__class__.__name__, self.__len__())
 
     def __iter__(self):
         for dbgr in self.db_repo_group_list:
             # check permission at this level
             if not HasReposGroupPermissionAny(
                 'group.read', 'group.write', 'group.admin'
             )(dbgr.group_name, 'get group repo check'):
                 continue
 
             yield dbgr
 
 
 class ScmModel(BaseModel):
     """
     Generic Scm Model
     """
 
     def __get_repo(self, instance):
         cls = Repository
         if isinstance(instance, cls):
             return instance
         elif isinstance(instance, int) or str(instance).isdigit():
             return cls.get(instance)
         elif isinstance(instance, basestring):
             return cls.get_by_repo_name(instance)
         elif instance:
             raise Exception('given object must be int, basestr or Instance'
                             ' of %s got %s' % (type(cls), type(instance)))
 
     @LazyProperty
     def repos_path(self):
         """
         Get's the repositories root path from database
         """
 
         q = self.sa.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key == '/').one()
 
         return q.ui_value
 
     def repo_scan(self, repos_path=None):
         """
         Listing of repositories in given path. This path should not be a
         repository itself. Return a dictionary of repository objects
 
         :param repos_path: path to directory containing repositories
         """
 
         if repos_path is None:
             repos_path = self.repos_path
 
         log.info('scanning for repositories in %s' % repos_path)
 
         baseui = make_ui('db')
         repos = {}
 
         for name, path in get_filesystem_repos(repos_path, recursive=True):
             # skip removed repos
             if REMOVED_REPO_PAT.match(name):
                 continue
 
             # name need to be decomposed and put back together using the /
             # since this is internal storage separator for rhodecode
             name = Repository.url_sep().join(name.split(os.sep))
 
             try:
                 if name in repos:
                     raise RepositoryError('Duplicate repository name %s '
                                           'found in %s' % (name, path))
                 else:
 
                     klass = get_backend(path[0])
 
                     if path[0] == 'hg' and path[0] in BACKENDS.keys():
                         repos[name] = klass(safe_str(path[1]), baseui=baseui)
 
                     if path[0] == 'git' and path[0] in BACKENDS.keys():
                         repos[name] = klass(path[1])
             except OSError:
                 continue
 
         return repos
 
     def get_repos(self, all_repos=None, sort_key=None):
         """
         Get all repos from db and for each repo create it's
         backend instance and fill that backed with information from database
 
         :param all_repos: list of repository names as strings
             give specific repositories list, good for filtering
         """
         if all_repos is None:
             all_repos = self.sa.query(Repository)\
                         .filter(Repository.group_id == None)\
                         .order_by(func.lower(Repository.repo_name)).all()
 
         repo_iter = CachedRepoList(all_repos, repos_path=self.repos_path,
                                    order_by=sort_key)
 
         return repo_iter
 
     def get_repos_groups(self, all_groups=None):
         if all_groups is None:
             all_groups = RepoGroup.query()\
                 .filter(RepoGroup.group_parent_id == None).all()
         group_iter = GroupList(all_groups)
 
         return group_iter
 
     def mark_for_invalidation(self, repo_name):
         """
         Puts cache invalidation task into db for
         further global cache invalidation
 
         :param repo_name: this repo that should invalidation take place
         """
         CacheInvalidation.set_invalidate(repo_name)
 
     def toggle_following_repo(self, follow_repo_id, user_id):
 
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_repo_id == follow_repo_id)\
             .filter(UserFollowing.user_id == user_id).scalar()
 
         if f is not None:
             try:
                 self.sa.delete(f)
                 action_logger(UserTemp(user_id),
                               'stopped_following_repo',
                               RepoTemp(follow_repo_id))
                 return
             except:
                 log.error(traceback.format_exc())
                 raise
 
         try:
             f = UserFollowing()
             f.user_id = user_id
             f.follows_repo_id = follow_repo_id
             self.sa.add(f)
 
             action_logger(UserTemp(user_id),
                           'started_following_repo',
                           RepoTemp(follow_repo_id))
         except:
             log.error(traceback.format_exc())
             raise
 
     def toggle_following_user(self, follow_user_id, user_id):
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_user_id == follow_user_id)\
             .filter(UserFollowing.user_id == user_id).scalar()
 
         if f is not None:
             try:
                 self.sa.delete(f)
                 return
             except:
                 log.error(traceback.format_exc())
                 raise
 
         try:
             f = UserFollowing()
             f.user_id = user_id
             f.follows_user_id = follow_user_id
             self.sa.add(f)
         except:
             log.error(traceback.format_exc())
             raise
 
     def is_following_repo(self, repo_name, user_id, cache=False):
         r = self.sa.query(Repository)\
             .filter(Repository.repo_name == repo_name).scalar()
 
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_repository == r)\
             .filter(UserFollowing.user_id == user_id).scalar()
 
         return f is not None
 
     def is_following_user(self, username, user_id, cache=False):
         u = User.get_by_username(username)
 
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_user == u)\
             .filter(UserFollowing.user_id == user_id).scalar()
 
         return f is not None
 
     def get_followers(self, repo_id):
         if not isinstance(repo_id, int):
             repo_id = getattr(Repository.get_by_repo_name(repo_id), 'repo_id')
 
         return self.sa.query(UserFollowing)\
                 .filter(UserFollowing.follows_repo_id == repo_id).count()
 
     def get_forks(self, repo_id):
         if not isinstance(repo_id, int):
             repo_id = getattr(Repository.get_by_repo_name(repo_id), 'repo_id')
 
         return self.sa.query(Repository)\
                 .filter(Repository.fork_id == repo_id).count()
 
     def mark_as_fork(self, repo, fork, user):
         repo = self.__get_repo(repo)
         fork = self.__get_repo(fork)
         repo.fork = fork
         self.sa.add(repo)
         return repo
 
     def pull_changes(self, repo_name, username):
         dbrepo = Repository.get_by_repo_name(repo_name)
         clone_uri = dbrepo.clone_uri
         if not clone_uri:
             raise Exception("This repository doesn't have a clone uri")
 
         repo = dbrepo.scm_instance
         try:
             extras = {
                 'ip': '',
                 'username': username,
                 'action': 'push_remote',
                 'repository': repo_name,
                 'scm': repo.alias,
             }
 
             # inject ui extra param to log this action via push logger
             for k, v in extras.items():
                 repo._repo.ui.setconfig('rhodecode_extras', k, v)
             if repo.alias == 'git':
                 repo.fetch(clone_uri)
             else:
                 repo.pull(clone_uri)
             self.mark_for_invalidation(repo_name)
         except:
             log.error(traceback.format_exc())
             raise
 
     def commit_change(self, repo, repo_name, cs, user, author, message,
                       content, f_path):
 
         if repo.alias == 'hg':
             from rhodecode.lib.vcs.backends.hg import \
                 MercurialInMemoryChangeset as IMC
         elif repo.alias == 'git':
             from rhodecode.lib.vcs.backends.git import \
                 GitInMemoryChangeset as IMC
 
         # decoding here will force that we have proper encoded values
         # in any other case this will throw exceptions and deny commit
         content = safe_str(content)
         path = safe_str(f_path)
         # message and author needs to be unicode
         # proper backend should then translate that into required type
         message = safe_unicode(message)
         author = safe_unicode(author)
         m = IMC(repo)
         m.change(FileNode(path, content))
         tip = m.commit(message=message,
                        author=author,
                        parents=[cs], branch=cs.branch)
 
         new_cs = tip.short_id
         action = 'push_local:%s' % new_cs
 
         action_logger(user, action, repo_name)
 
         self.mark_for_invalidation(repo_name)
 
     def create_node(self, repo, repo_name, cs, user, author, message, content,
                       f_path):
         if repo.alias == 'hg':
             from rhodecode.lib.vcs.backends.hg import MercurialInMemoryChangeset as IMC
         elif repo.alias == 'git':
             from rhodecode.lib.vcs.backends.git import GitInMemoryChangeset as IMC
         # decoding here will force that we have proper encoded values
         # in any other case this will throw exceptions and deny commit
 
         if isinstance(content, (basestring,)):
             content = safe_str(content)
         elif isinstance(content, (file, cStringIO.OutputType,)):
             content = content.read()
         else:
             raise Exception('Content is of unrecognized type %s' % (
                 type(content)
             ))
 
         message = safe_unicode(message)
         author = safe_unicode(author)
         path = safe_str(f_path)
         m = IMC(repo)
 
         if isinstance(cs, EmptyChangeset):
             # EmptyChangeset means we we're editing empty repository
             parents = None
         else:
             parents = [cs]
 
         m.add(FileNode(path, content=content))
         tip = m.commit(message=message,
                        author=author,
                        parents=parents, branch=cs.branch)
         new_cs = tip.short_id
         action = 'push_local:%s' % new_cs
 
         action_logger(user, action, repo_name)
 
         self.mark_for_invalidation(repo_name)
 
     def get_nodes(self, repo_name, revision, root_path='/', flat=True):
         """
         recursive walk in root dir and return a set of all path in that dir
         based on repository walk function
 
         :param repo_name: name of repository
         :param revision: revision for which to list nodes
         :param root_path: root path to list
         :param flat: return as a list, if False returns a dict with decription
 
         """
         _files = list()
         _dirs = list()
         try:
             _repo = self.__get_repo(repo_name)
             changeset = _repo.scm_instance.get_changeset(revision)
             root_path = root_path.lstrip('/')
             for topnode, dirs, files in changeset.walk(root_path):
                 for f in files:
                     _files.append(f.path if flat else {"name": f.path,
                                                        "type": "file"})
                 for d in dirs:
                     _dirs.append(d.path if flat else {"name": d.path,
                                                       "type": "dir"})
         except RepositoryError:
             log.debug(traceback.format_exc())
             raise
 
         return _dirs, _files
 
     def get_unread_journal(self):
         return self.sa.query(UserLog).count()
 
     def get_repo_landing_revs(self, repo=None):
         """
         Generates select option with tags branches and bookmarks (for hg only)
         grouped by type
 
         :param repo:
         :type repo:
         """
+
         hist_l = []
+        choices = []
         repo = self.__get_repo(repo)
         hist_l.append(['tip', _('latest tip')])
+        choices.append('tip')
         if not repo:
-            return hist_l
+            return choices, hist_l
 
         repo = repo.scm_instance
+
         branches_group = ([(k, k) for k, v in
                            repo.branches.iteritems()], _("Branches"))
         hist_l.append(branches_group)
+        choices.extend([x[0] for x in branches_group[0]])
 
         if repo.alias == 'hg':
             bookmarks_group = ([(k, k) for k, v in
                                 repo.bookmarks.iteritems()], _("Bookmarks"))
             hist_l.append(bookmarks_group)
+            choices.extend([x[0] for x in bookmarks_group[0]])
 
         tags_group = ([(k, k) for k, v in
                        repo.tags.iteritems()], _("Tags"))
         hist_l.append(tags_group)
+        choices.extend([x[0] for x in tags_group[0]])
 
-        return hist_l
+        return choices, hist_l