# Copyright (c) 2011,  2012 Free Software Foundation

#     This program is free software: you can redistribute it and/or modify
#     it under the terms of the GNU Affero General Public License as
#     published by the Free Software Foundation, either version 3 of the
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#     GNU Affero General Public License for more details.

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#     along with this program.  If not, see <http://www.gnu.org/licenses/>.


# This project incorporates work covered by the following copyright and permission notice:  

#    Copyright (c) 2009, Julien Fache
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# Copyright (c) 2011,  2012 Free Software Foundation

#     This program is free software: you can redistribute it and/or modify
#     it under the terms of the GNU Affero 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 Affero General Public License for more details.

#     You should have received a copy of the GNU Affero General Public License
#     along with this program.  If not, see <http://www.gnu.org/licenses/>.



"""Views for Gstudio tags"""
from django.template import RequestContext
from django.shortcuts import render_to_response
from django.template.defaultfilters import slugify

from tagging.models import Tag
from tagging.views import tagged_object_list

from gstudio.models import Nodetype
from gstudio.settings import PAGINATION

from gstudio.views.decorators import template_name_for_nodetype_queryset_filtered


def tag_list(request, template_name='gstudio/tag_list.html'):
    """Return the list of published tags with counts,
    try to simulate an object_list view"""
    tag_list = Tag.objects.usage_for_queryset(
        Nodetype.published.all(), counts=True)
    return render_to_response(template_name, {'object_list': tag_list},
                              context_instance=RequestContext(request))


def tag_detail(request, tag, page=None, **kwargs):
    """Display the nodetypes of a tag"""
    if not kwargs.get('template_name'):
        kwargs['template_name'] = template_name_for_nodetype_queryset_filtered(
            'tag', slugify(tag))

    return tagged_object_list(request, tag=tag,
                              queryset_or_model=Nodetype.published.all(),
                              paginate_by=PAGINATION, page=page,
                              **kwargs)