Source

RhodeCode / rhodecode / controllers / admin / repos.py

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# -*- coding: utf-8 -*-
"""
    rhodecode.controllers.admin.repos
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    Repositories controller for RhodeCode

    :created_on: Apr 7, 2010
    :author: marcink
    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
    :license: GPLv3, see COPYING for more details.
"""
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import logging
import traceback
import formencode
from formencode import htmlfill

from webob.exc import HTTPInternalServerError
from pylons import request, session, tmpl_context as c, url
from pylons.controllers.util import redirect
from pylons.i18n.translation import _
from sqlalchemy.exc import IntegrityError

import rhodecode
from rhodecode.lib import helpers as h
from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator, \
    HasPermissionAnyDecorator, HasRepoPermissionAllDecorator
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
from rhodecode.lib.compat import json
from sqlalchemy.sql.expression import func

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(check_perms=True)
        c.repo_groups_choices = map(lambda k: unicode(k[0]), c.repo_groups)

        repo_model = RepoModel()
        c.users_array = repo_model.get_users_js()
        c.users_groups_array = repo_model.get_users_groups_js()
        choices, c.landing_revs = ScmModel().get_repo_landing_revs()
        c.landing_revs_choices = choices

    def __load_data(self, repo_name=None):
        """
        Load defaults settings for edit, and update

        :param repo_name:
        """
        self.__load_defaults()

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

        if c.repo_info is None:
            h.flash(_('%s repository is not mapped to db perhaps'
                      ' it was created or renamed from the filesystem'
                      ' please run the application again'
                      ' in order to rescan repositories') % repo_name,
                      category='error')

            return redirect(url('repos'))

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

        c.default_user_id = User.get_by_username('default').user_id
        c.in_public_journal = UserFollowing.query()\
            .filter(UserFollowing.user_id == c.default_user_id)\
            .filter(UserFollowing.follows_repository == c.repo_info).scalar()

        if c.repo_info.stats:
            # this is on what revision we ended up so we add +1 for count
            last_rev = c.repo_info.stats.stat_on_revision + 1
        else:
            last_rev = 0
        c.stats_revision = last_rev

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

        if last_rev == 0 or c.repo_last_rev == 0:
            c.stats_percentage = 0
        else:
            c.stats_percentage = '%.2f' % ((float((last_rev)) /
                                            c.repo_last_rev) * 100)

        defaults = RepoModel()._get_defaults(repo_name)

        c.repos_list = [('', _('--REMOVE FORK--'))]
        c.repos_list += [(x.repo_id, x.repo_name) for x in
                    Repository.query().order_by(Repository.repo_name).all()
                    if x.repo_id != c.repo_info.repo_id]

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

    @HasPermissionAllDecorator('hg.admin')
    def index(self, format='html'):
        """GET /repos: All items in the collection"""
        # url('repos')

        c.repos_list = Repository.query()\
                        .order_by(func.lower(Repository.repo_name))\
                        .all()

        repos_data = []
        total_records = len(c.repos_list)

        _tmpl_lookup = rhodecode.CONFIG['pylons.app_globals'].mako_lookup
        template = _tmpl_lookup.get_template('data_table/_dt_elements.html')

        quick_menu = lambda repo_name: (template.get_def("quick_menu")
                                        .render(repo_name, _=_, h=h, c=c))
        repo_lnk = lambda name, rtype, private, fork_of: (
            template.get_def("repo_name")
            .render(name, rtype, private, fork_of, short_name=False,
                    admin=True, _=_, h=h, c=c))

        repo_actions = lambda repo_name: (template.get_def("repo_actions")
                                       .render(repo_name, _=_, h=h, c=c))

        for repo in c.repos_list:
            repos_data.append({
                "menu": quick_menu(repo.repo_name),
                "raw_name": repo.repo_name.lower(),
                "name": repo_lnk(repo.repo_name, repo.repo_type,
                                 repo.private, repo.fork),
                "desc": repo.description,
                "owner": repo.user.username,
                "action": repo_actions(repo.repo_name),
            })

        c.data = json.dumps({
            "totalRecords": total_records,
            "startIndex": 0,
            "sort": "name",
            "dir": "asc",
            "records": repos_data
        })

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

    @HasPermissionAnyDecorator('hg.admin', 'hg.create.repository')
    def create(self):
        """
        POST /repos: Create a new item"""
        # url('repos')

        self.__load_defaults()
        form_result = {}
        try:
            form_result = RepoForm(repo_groups=c.repo_groups_choices,
                                   landing_revs=c.landing_revs_choices)()\
                            .to_python(dict(request.POST))
            new_repo = RepoModel().create(form_result,
                                          self.rhodecode_user.user_id)
            if form_result['clone_uri']:
                h.flash(_('created repository %s from %s') \
                    % (form_result['repo_name'], form_result['clone_uri']),
                    category='success')
            else:
                h.flash(_('created repository %s') % form_result['repo_name'],
                    category='success')

            if request.POST.get('user_created'):
                # created by regular non admin user
                action_logger(self.rhodecode_user, 'user_created_repo',
                              form_result['repo_name_full'], self.ip_addr,
                              self.sa)
            else:
                action_logger(self.rhodecode_user, 'admin_created_repo',
                              form_result['repo_name_full'], self.ip_addr,
                              self.sa)
            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')
            return redirect(url('repos'))
        #redirect to our new repo !
        return redirect(url('summary_home', repo_name=new_repo.repo_name))

    @HasPermissionAllDecorator('hg.admin')
    def new(self, format='html'):
        """GET /repos/new: Form to create a new item"""
        new_repo = request.GET.get('repo', '')
        c.new_repo = repo_name_slug(new_repo)
        self.__load_defaults()
        return render('admin/repos/repo_add.html')

    @HasPermissionAllDecorator('hg.admin')
    def update(self, repo_name):
        """
        PUT /repos/repo_name: Update an existing item"""
        # Forms posted to this method should contain a hidden field:
        #    <input type="hidden" name="_method" value="PUT" />
        # Or using helpers:
        #    h.form(url('repo', repo_name=ID),
        #           method='put')
        # url('repo', repo_name=ID)
        self.__load_defaults()
        repo_model = RepoModel()
        changed_name = repo_name
        #override the choices with extracted revisions !
        choices, c.landing_revs = ScmModel().get_repo_landing_revs(repo_name)
        c.landing_revs_choices = choices

        _form = RepoForm(edit=True, old_data={'repo_name': repo_name},
                         repo_groups=c.repo_groups_choices,
                         landing_revs=c.landing_revs_choices)()
        try:
            form_result = _form.to_python(dict(request.POST))
            repo = repo_model.update(repo_name, form_result)
            invalidate_cache('get_repo_cached_%s' % repo_name)
            h.flash(_('Repository %s updated successfully') % repo_name,
                    category='success')
            changed_name = repo.repo_name
            action_logger(self.rhodecode_user, 'admin_updated_repo',
                              changed_name, self.ip_addr, self.sa)
            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:
            log.error(traceback.format_exc())
            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:
            log.error(traceback.format_exc())
            h.flash(_('An error occurred during cache invalidation'),
                    category='error')
        return redirect(url('edit_repo', repo_name=repo_name))

    @HasPermissionAllDecorator('hg.admin')
    def repo_locking(self, repo_name):
        """
        Unlock repository when it is locked !

        :param repo_name:
        """

        try:
            repo = Repository.get_by_repo_name(repo_name)
            if request.POST.get('set_lock'):
                Repository.lock(repo, c.rhodecode_user.user_id)
            elif request.POST.get('set_unlock'):
                Repository.unlock(repo)
        except Exception, e:
            log.error(traceback.format_exc())
            h.flash(_('An error occurred during unlocking'),
                    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:
            log.error(traceback.format_exc())
            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
        )