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Diffstat (limited to 'objectapp/plugins/cms_plugins.py')
-rw-r--r-- | objectapp/plugins/cms_plugins.py | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/objectapp/plugins/cms_plugins.py b/objectapp/plugins/cms_plugins.py new file mode 100644 index 0000000..e72496b --- /dev/null +++ b/objectapp/plugins/cms_plugins.py @@ -0,0 +1,182 @@ +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) |