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g# 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/>.
# This project incorporates work covered by the following copyright and permission notice:
# Copyright (c) 2009, Julien Fache
# All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# * Neither the name of the author nor the names of other
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
# OF THE POSSIBILITY OF SUCH DAMAGE.
"""Plugins for CMS"""
import itertools
from django.conf import settings
from django.utils.translation import ugettext as _
from tagging.models import TaggedItem
from cms.plugin_base import CMSPluginBase
from cms.plugin_pool import plugin_pool
from objectapp.models import Gbobject
from objectapp.models import Author
from objectapp.managers import tags_published
from objectapp.plugins.models import RandomGbobjectsPlugin
from objectapp.plugins.models import LatestGbobjectsPlugin
from objectapp.plugins.models import SelectedGbobjectsPlugin
class CMSLatestGbobjectsPlugin(CMSPluginBase):
"""Django-cms plugin for the latest gbobjects filtered"""
module = _('gbobjects')
model = LatestGbobjectsPlugin
name = _('Latest gbobjects')
render_template = 'objectapp/cms/gbobject_list.html'
filter_horizontal = ['objecttypes', 'authors', 'tags']
fieldsets = (
(None, {
'fields': (
'number_of_gbobjects',
'template_to_render'
)
}),
(_('Sorting'), {
'fields': (
'objecttypes',
'authors',
'tags'
),
'classes': (
'collapse',
)
}),
(_('Advanced'), {
'fields': (
'subobjecttypes',
),
}),
)
text_enabled = True
def formfield_for_manytomany(self, db_field, request, **kwargs):
"""Filtering manytomany field"""
if db_field.name == 'authors':
kwargs['queryset'] = Author.published.all()
if db_field.name == 'tags':
kwargs['queryset'] = tags_published()
return super(CMSLatestGbobjectsPlugin, self).formfield_for_manytomany(
db_field, request, **kwargs)
def render(self, context, instance, placeholder):
"""Update the context with plugin's data"""
gbobjects = Gbobject.published.all()
if instance.objecttypes.count():
cats = instance.objecttypes.all()
if instance.subobjecttypes:
cats = itertools.chain(cats, *[c.get_descendants()
for c in cats])
gbobjects = gbobjects.filter(objecttypes__in=cats)
if instance.authors.count():
gbobjects = gbobjects.filter(authors__in=instance.authors.all())
if instance.tags.count():
gbobjects = TaggedItem.objects.get_union_by_model(
gbobjects, instance.tags.all())
gbobjects = gbobjects.distinct()[:instance.number_of_gbobjects]
context.update({'gbobjects': gbobjects,
'object': instance,
'placeholder': placeholder})
return context
def icon_src(self, instance):
"""Icon source of the plugin"""
return settings.STATIC_URL + u'objectapp/img/plugin.png'
class CMSSelectedGbobjectsPlugin(CMSPluginBase):
"""Django-cms plugin for a selection of gbobjects"""
module = _('gbobjects')
model = SelectedGbobjectsPlugin
name = _('Selected gbobjects')
render_template = 'objectapp/cms/gbobject_list.html'
fields = ('gbobjects', 'template_to_render')
filter_horizontal = ['gbobjects']
text_enabled = True
def render(self, context, instance, placeholder):
"""Update the context with plugin's data"""
context.update({'gbobjects': instance.gbobjects.all(),
'object': instance,
'placeholder': placeholder})
return context
def icon_src(self, instance):
"""Icon source of the plugin"""
return settings.STATIC_URL + u'objectapp/img/plugin.png'
class CMSRandomGbobjectsPlugin(CMSPluginBase):
"""Django-cms plugin for random gbobjects"""
module = _('gbobjects')
model = RandomGbobjectsPlugin
name = _('Random gbobjects')
render_template = 'objectapp/cms/random_gbobjects.html'
fields = ('number_of_gbobjects', 'template_to_render')
text_enabled = True
def render(self, context, instance, placeholder):
"""Update the context with plugin's data"""
context.update(
{'number_of_gbobjects': instance.number_of_gbobjects,
'template_to_render': str(instance.template_to_render) or
'objectapp/tags/random_gbobjects.html'})
return context
def icon_src(self, instance):
"""Icon source of the plugin"""
return settings.STATIC_URL + u'objectapp/img/plugin.png'
plugin_pool.register_plugin(CMSLatestGbobjectsPlugin)
plugin_pool.register_plugin(CMSSelectedGbobjectsPlugin)
plugin_pool.register_plugin(CMSRandomGbobjectsPlugin)
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