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

# 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/>.

"""

kallithea.controllers.admin.repos

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

Repositories controller for Kallithea

This file was forked by the Kallithea project in July 2014.

Original author and date, and relevant copyright and licensing information is below:

:created_on: Apr 7, 2010

:author: marcink

:copyright: (c) 2013 RhodeCode GmbH, and others.

:license: GPLv3, see LICENSE.md for more details.

"""

import logging

import traceback

import formencode

from formencode import htmlfill

from tg import request, tmpl_context as c

from tg.i18n import ugettext as _

from sqlalchemy.sql.expression import func

from webob.exc import HTTPFound, HTTPInternalServerError, HTTPForbidden, HTTPNotFound

from kallithea.config.routing import url

from kallithea.lib import helpers as h

from kallithea.lib.auth import LoginRequired, \

    HasRepoPermissionLevelDecorator, NotAnonymous, HasPermissionAny

from kallithea.lib.base import BaseRepoController, render, jsonify

from kallithea.lib.utils import action_logger

from kallithea.lib.vcs import RepositoryError

from kallithea.model.meta import Session

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

    Setting, RepositoryField

from kallithea.model.forms import RepoForm, RepoFieldForm, RepoPermsForm

from kallithea.model.scm import ScmModel, AvailableRepoGroupChoices, RepoList

from kallithea.model.repo import RepoModel

from kallithea.lib.exceptions import AttachedForksError

from kallithea.lib.utils2 import safe_int

log = logging.getLogger(__name__)

class ReposController(BaseRepoController):

    """

    REST Controller styled on the Atom Publishing Protocol"""

    # To properly map this controller, ensure your config/routing.py

    # file has a resource setup:

    #     map.resource('repo', 'repos')

    @LoginRequired(allow_default_user=True)

    def _before(self, *args, **kwargs):

        super(ReposController, self)._before(*args, **kwargs)

    def _load_repo(self):

        repo_obj = c.db_repo

        if repo_obj is None:

            h.not_mapped_error(c.repo_name)

            raise HTTPFound(location=url('repos'))

        return repo_obj

    def __load_defaults(self, repo=None):

        top_perms = ['hg.create.repository']

        if HasPermissionAny('hg.create.write_on_repogroup.true')():

            repo_group_perm_level = 'write'

        else:

            repo_group_perm_level = 'admin'

        extras = [] if repo is None else [repo.group]

        c.repo_groups = AvailableRepoGroupChoices(top_perms, repo_group_perm_level, extras)

        c.landing_revs_choices, c.landing_revs = ScmModel().get_repo_landing_revs(repo)

    def __load_data(self):

        """

        Load defaults settings for edit, and update

        """

        c.repo_info = self._load_repo()

        self.__load_defaults(c.repo_info)

        defaults = RepoModel()._get_defaults(c.repo_name)

        defaults['clone_uri'] = c.repo_info.clone_uri_hidden # don't show password

        return defaults

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

        _list = Repository.query(sorted=True).all()

        c.repos_list = RepoList(_list, perm_level='admin')

        # the repo list will be filtered to only show repos where the user has read permissions

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

        # data used to render the grid

        c.data = repos_data

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

    @NotAnonymous()

    def create(self):

        self.__load_defaults()

        form_result = {}

        try:

            # CanWriteGroup validators checks permissions of this POST

            form_result = RepoForm(repo_groups=c.repo_groups,

                                   landing_revs=c.landing_revs_choices)() \

                            .to_python(dict(request.POST))

            # create is done sometimes async on celery, db transaction

            # management is handled there.

            task = RepoModel().create(form_result, request.authuser.user_id)

            task_id = task.task_id

        except formencode.Invalid as errors:

            log.info(errors)

            return htmlfill.render(

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

                defaults=errors.value,

                errors=errors.error_dict or {},

                prefix_error=False,

                force_defaults=False,

                encoding="UTF-8")

        except Exception:

            log.error(traceback.format_exc())

            msg = (_('Error creating repository %s')

                   % form_result.get('repo_name'))

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

            raise HTTPFound(location=url('home'))

        raise HTTPFound(location=h.url('repo_creating_home',

                              repo_name=form_result['repo_name_full'],

                              task_id=task_id))

    @NotAnonymous()

    def create_repository(self):

        self.__load_defaults()

        if not c.repo_groups:

            raise HTTPForbidden

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

        ## apply the defaults from defaults page

        defaults = Setting.get_default_repo_settings(strip_prefix=True)

        if parent_group:

            prg = RepoGroup.get(parent_group)

            if prg is None or not any(rgc[0] == prg.group_id

                                      for rgc in c.repo_groups):

                raise HTTPForbidden

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

        return htmlfill.render(

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

            defaults=defaults,

            errors={},

            prefix_error=False,

            encoding="UTF-8",

            force_defaults=False)

    @LoginRequired()

    def repo_creating(self, repo_name):

        c.repo = repo_name

        c.task_id = request.GET.get('task_id')

        if not c.repo:

            raise HTTPNotFound()

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

    @LoginRequired()

    @jsonify

    def repo_check(self, repo_name):

        c.repo = repo_name

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

        if task_id and task_id not in ['None']:

            from kallithea import CELERY_ON

            from kallithea.lib import celerypylons

            if CELERY_ON:

                task = celerypylons.result.AsyncResult(task_id)

                if task.failed():

                    raise HTTPInternalServerError(task.traceback)

        repo = Repository.get_by_repo_name(repo_name)

${h.form(url('update_repo', repo_name=c.repo_info.repo_name))}

    <div class="form">

            <div class="form-group">

                <label class="control-label" for="repo_name">${_('Name')}:</label>

                <div>

                    ${h.text('repo_name',class_='form-control')}

                        ${_('''In case this repository is renamed or moved into another group the repository URL changes.

                               Using the above permanent URL guarantees that this repository always will be accessible on that URL.

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="clone_uri">${_('Remote repository')}:</label>

                <div>

                  <div id="alter_clone_uri">

                        ${h.text('clone_uri',class_='form-control', placeholder=_('Repository URL'))}

                        ${h.hidden('clone_uri_hidden', c.repo_info.clone_uri_hidden)}

                  </div>

                  <span id="alter_clone_uri_help_block" class="help-block">

                    ${_('Optional: URL of a remote repository. If set, the repository can be pulled from this URL.')}

                  </span>

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="repo_group">${_('Repository group')}:</label>

                <div>

                    ${h.select('repo_group','',c.repo_groups,class_='form-control')}

                    <span class="help-block">${_('Optionally select a group to put this repository into.')}</span>

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="repo_landing_rev">${_('Landing revision')}:</label>

                <div>

                    ${h.select('repo_landing_rev','',c.landing_revs,class_='form-control')}

                    <span class="help-block">${_('Default revision for files page, downloads, whoosh and readme')}</span>

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="owner">${_('Owner')}:</label>

                <div>

                   ${h.text('owner',class_='form-control', placeholder=_('Type name of user'))}

                   <span class="help-block">${_('Change owner of this repository.')}</span>

                </div>

             </div>

            <div class="form-group">

                <label class="control-label" for="repo_description">${_('Description')}:</label>

                <div>

                    ${h.textarea('repo_description',class_='form-control')}

                    <span class="help-block">${_('Keep it short and to the point. Use a README file for longer descriptions.')}</span>

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="repo_private">${_('Private repository')}:</label>

                <div>

                    ${h.checkbox('repo_private',value="True")}

                    <span class="help-block">${_('Private repositories are only visible to people explicitly added as collaborators.')}</span>

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="repo_enable_statistics">${_('Enable statistics')}:</label>

                <div>

                    ${h.checkbox('repo_enable_statistics',value="True")}

                    <span class="help-block">${_('Enable statistics window on summary page.')}</span>

                </div>

            </div>

            <div class="form-group">

                <label class="control-label" for="repo_enable_downloads">${_('Enable downloads')}:</label>

                <div>

                    ${h.checkbox('repo_enable_downloads',value="True")}

                    <span class="help-block">${_('Enable download menu on summary page.')}</span>

                </div>

            </div>

            %if c.visual.repository_fields:

              ## EXTRA FIELDS

              %for field in c.repo_fields:

                <div class="form-group">

                    <label class="control-label" for="${field.field_key_prefixed}">${field.field_label} (${field.field_key}):</label>

                    <div>

                        ${h.text(field.field_key_prefixed, field.field_value, class_='form-control')}

                        %if field.field_desc:

                          <span class="help-block">${field.field_desc}</span>

                        %endif

                    </div>

                 </div>

              %endfor

            %endif

            <div class="form-group">

                <div class="buttons">

                    ${h.submit('save',_('Save'),class_="btn btn-default")}

                    ${h.reset('reset',_('Reset'),class_="btn btn-default")}

                </div>

            </div>

    </div>

    ${h.end_form()}

<script>

    $(document).ready(function(){

        $('#repo_landing_rev').select2({

            'dropdownAutoWidth': true

        });

        $('#repo_group').select2({

            'dropdownAutoWidth': true

        });

        // autocomplete

        SimpleUserAutoComplete($('#owner'));

    });

</script>