chloro/phyll/views.py

   1 # chloro - personal space
   2 # Copyright (C) 2019  Frederic Peters
   3 #
   4 # This program is free software: you can redistribute it and/or modify it
   5 # under the terms of the GNU Affero General Public License as published
   6 # by the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU Affero General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Affero General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 import urllib.parse
  18
  19 from django.conf import settings
  20 from django.contrib.syndication.views import Feed
  21 from django.core.exceptions import PermissionDenied
  22 from django.http import Http404
  23 from django.utils.feedgenerator import Atom1Feed
  24 from django.views.generic import CreateView, DeleteView, DetailView, ListView, UpdateView, TemplateView
  25
  26 from .models import Note
  27
  28
  29 class NoteView(DetailView):
  30     model = Note
  31
  32     def get(self, request, *args, **kwargs):
  33         note = self.get_object()
  34         if kwargs.get('year'):
  35             # check date does match
  36             creation = self.get_object().creation_timestamp
  37             if (creation.year, creation.month, creation.day) != (
  38                 int(kwargs['year']),
  39                 int(kwargs['month']),
  40                 int(kwargs['day']),
  41             ):
  42                 raise Http404()
  43         if not note.published and not request.user.is_staff:
  44             raise PermissionDenied()
  45         return super(NoteView, self).get(request, *args, **kwargs)
  46
  47
  48 class NoteEditView(UpdateView):
  49     model = Note
  50     fields = ['title', 'slug', 'text', 'tags', 'published']
  51
  52
  53 class NoteAddView(CreateView):
  54     model = Note
  55     fields = ['title', 'slug', 'text', 'tags', 'published']
  56
  57
  58 class NoteDeleteView(DeleteView):
  59     model = Note
  60
  61     def get_success_url(self):
  62         return '/'
  63
  64
  65 class HomeView(TemplateView):
  66     template_name = 'phyll/home.html'
  67
  68
  69 class ArchivesView(ListView):
  70     model = Note
  71
  72     def get_queryset(self):
  73         qs = super(ArchivesView, self).get_queryset()
  74         if not self.request.user.is_staff:
  75             qs = qs.filter(published=True)
  76         return qs
  77
  78
  79 class ListOnTagView(ListView):
  80     model = Note
  81
  82     def get_queryset(self):
  83         qs = Note.objects.filter(tags__name__in=[self.kwargs['tag']])
  84         if not self.request.user.is_staff:
  85             qs = qs.filter(published=True)
  86         return qs
  87
  88
  89 class Atom1FeedWithBaseXml(Atom1Feed):
  90     def root_attributes(self):
  91         root_attributes = super(Atom1FeedWithBaseXml, self).root_attributes()
  92         scheme, netloc, path, params, query, fragment = urllib.parse.urlparse(self.feed['feed_url'])
  93         root_attributes['xml:base'] = urllib.parse.urlunparse((scheme, netloc, '/', params, query, fragment))
  94         return root_attributes
  95
  96
  97 class AtomFeed(Feed):
  98     title = settings.SITE_TITLE
  99     link = '/'
 100     feed_type = Atom1FeedWithBaseXml
 101     author_name = settings.SITE_AUTHOR
 102
 103     def get_object(self, request, *args, **kwargs):
 104         self.sub = kwargs.get('sub', 'default')
 105         return super(AtomFeed, self).get_object(request, *args, **kwargs)
 106
 107     def items(self):
 108         qs = Note.objects.filter(published=True)
 109         if self.sub == 'default':
 110             pass
 111         elif self.sub == 'gnome-en':
 112             qs = qs.filter(tags__name__in=['gnome']).filter(tags__name__in=['lang-en'])
 113         else:
 114             qs = qs.filter(tags__name__in=[self.sub])
 115         return qs.select_related()[:20]
 116
 117     def item_description(self, item):
 118         return item.text
 119
 120     def item_guid(self, item):
 121         legacy_id = None
 122         for tag in item.tags.all():
 123             if tag.name.startswith('old-post-id-'):
 124                 return 'http://www.0d.be/posts/%s' % tag.name.split('-')[-1]
 125         return 'https://www.0d.be' + item.get_absolute_url()
 126
 127     def item_title(self, item):
 128         return item.title
 129
 130     def item_pubdate(self, item):
 131         return item.creation_timestamp