55 lines
1.9 KiB
Python
55 lines
1.9 KiB
Python
# combo - content management system
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# Copyright (C) 2020 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import itertools
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from django.db import models
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from django.utils.translation import gettext_lazy as _
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from combo.data.library import register_cell_class
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from combo.data.models import CellBase, Page
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@register_cell_class
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class LatestPageUpdatesCell(CellBase):
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root_page = models.ForeignKey(
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Page,
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on_delete=models.SET_NULL,
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null=True,
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blank=True,
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verbose_name=_('Root Page'),
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related_name='kb_latest_page_updates_cell_root_page',
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)
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limit = models.PositiveSmallIntegerField(_('Maximum number of entries'), default=10)
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default_template_name = 'combo/latest-page-updates-cell.html'
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exclude_from_search = True
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class Meta:
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verbose_name = _('Latest Page Updates')
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def get_cell_extra_context(self, context):
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extra_context = super().get_cell_extra_context(context)
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if self.root_page:
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pages = self.root_page.get_descendants_and_me()
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else:
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pages = Page.objects.all()
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user = self.get_concerned_user(context)
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extra_context['pages'] = itertools.islice(
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(x for x in pages.order_by('-last_update_timestamp') if x.is_visible(user=user)), self.limit
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)
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return extra_context
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