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Diffstat (limited to 'gstudio/plugins/cms_plugins.py')
-rw-r--r-- | gstudio/plugins/cms_plugins.py | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/gstudio/plugins/cms_plugins.py b/gstudio/plugins/cms_plugins.py new file mode 100644 index 0000000..6661e21 --- /dev/null +++ b/gstudio/plugins/cms_plugins.py @@ -0,0 +1,201 @@ +# 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. + + +# 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/>. + + + +"""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 gstudio.models import Nodetype +from gstudio.models import Author +from gstudio.managers import tags_published +from gstudio.plugins.models import RandomNodetypesPlugin +from gstudio.plugins.models import LatestNodetypesPlugin +from gstudio.plugins.models import SelectedNodetypesPlugin + + +class CMSLatestNodetypesPlugin(CMSPluginBase): + """Django-cms plugin for the latest nodetypes filtered""" + module = _('nodetypes') + model = LatestNodetypesPlugin + name = _('Latest nodetypes') + render_template = 'gstudio/cms/nodetype_list.html' + filter_horizontal = ['metatypes', 'authors', 'tags'] + fieldsets = ( + (None, { + 'fields': ( + 'number_of_nodetypes', + 'template_to_render' + ) + }), + (_('Sorting'), { + 'fields': ( + 'metatypes', + 'authors', + 'tags' + ), + 'classes': ( + 'collapse', + ) + }), + (_('Advanced'), { + 'fields': ( + 'submetatypes', + ), + }), + ) + + 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(CMSLatestNodetypesPlugin, self).formfield_for_manytomany( + db_field, request, **kwargs) + + def render(self, context, instance, placeholder): + """Update the context with plugin's data""" + nodetypes = Nodetype.published.all() + + if instance.metatypes.count(): + cats = instance.metatypes.all() + + if instance.submetatypes: + cats = itertools.chain(cats, *[c.get_descendants() + for c in cats]) + + nodetypes = nodetypes.filter(metatypes__in=cats) + if instance.authors.count(): + nodetypes = nodetypes.filter(authors__in=instance.authors.all()) + if instance.tags.count(): + nodetypes = TaggedItem.objects.get_union_by_model( + nodetypes, instance.tags.all()) + + nodetypes = nodetypes.distinct()[:instance.number_of_nodetypes] + context.update({'nodetypes': nodetypes, + 'object': instance, + 'placeholder': placeholder}) + return context + + def icon_src(self, instance): + """Icon source of the plugin""" + return settings.STATIC_URL + u'gstudio/img/plugin.png' + + +class CMSSelectedNodetypesPlugin(CMSPluginBase): + """Django-cms plugin for a selection of nodetypes""" + module = _('nodetypes') + model = SelectedNodetypesPlugin + name = _('Selected nodetypes') + render_template = 'gstudio/cms/nodetype_list.html' + fields = ('nodetypes', 'template_to_render') + filter_horizontal = ['nodetypes'] + text_enabled = True + + def render(self, context, instance, placeholder): + """Update the context with plugin's data""" + context.update({'nodetypes': instance.nodetypes.all(), + 'object': instance, + 'placeholder': placeholder}) + return context + + def icon_src(self, instance): + """Icon source of the plugin""" + return settings.STATIC_URL + u'gstudio/img/plugin.png' + + +class CMSRandomNodetypesPlugin(CMSPluginBase): + """Django-cms plugin for random nodetypes""" + module = _('nodetypes') + model = RandomNodetypesPlugin + name = _('Random node types') + render_template = 'gstudio/cms/random_nodetypes.html' + fields = ('number_of_nodetypes', 'template_to_render') + text_enabled = True + + def render(self, context, instance, placeholder): + """Update the context with plugin's data""" + context.update( + {'number_of_nodetypes': instance.number_of_nodetypes, + 'template_to_render': str(instance.template_to_render) or + 'gstudio/tags/random_nodetypes.html'}) + return context + + def icon_src(self, instance): + """Icon source of the plugin""" + return settings.STATIC_URL + u'gstudio/img/plugin.png' + +plugin_pool.register_plugin(CMSLatestNodetypesPlugin) +plugin_pool.register_plugin(CMSSelectedNodetypesPlugin) +plugin_pool.register_plugin(CMSRandomNodetypesPlugin) |