customise newsletter/add to use a template

panikdb/templates/newsletter/body.html

+<h1>Cette semaine du côté du 105.4</h1>
+
+{% if soundfiles.exists %}
+<h2>Nouveaux podcasts</h2>
+
+<ul>
+{% for soundfile in soundfiles %}
+<li><a href="{{ soundfile.episode.get_absolute_url }}">{{ soundfile.episode.emission.title }} - {{ soundfile.episode.title }}</a></li>
+</ul>
+
+{% endfor %}
+{% endif %}
+
+<hr/>
+
+<p>
+Cette semaine sur le 105.4, en modulation de fréquence analogique, il y a
+(entre autres) :
+</p>
+
+{% for diffusion in diffusions %}
+<h2>{{ diffusion.datetime|date:"D d M Y H:i"|lower }} {{ diffusion.episode.emission.title }}</h2>
+<p><strong>{{ diffusion.episode.title }}</strong></p>
+<p>{{ diffusion.episode.text|safe|striptags|truncatewords:50 }}</p>
+
+{% endfor %}
+
+<hr/>
+
+À bientôt !
+
+(newsletter du {{ date }})

panikdb/urls.py

@@ -31,6 +31,7 @@ urlpatterns = patterns('',
     url(r'^emissions/',
         decorated_includes(login_required, include(emissions_urlpatterns))),
 
+    url(r'^newsletters/add$', 'panikdb.views.newsletter_create', name='newsletter-create'),
     url(r'^newsletters/',
         decorated_includes(login_required, include(newsletter_urlpatterns))),
 

panikdb/views.py

+import datetime
+
 from django.contrib.auth.decorators import login_required
+from django.template import loader, Context
 from django.views.generic.base import TemplateView
 from django.views.generic.list import ListView
 
-from emissions.models import Emission, NewsCategory, NewsItem
+from emissions.models import Emission, NewsCategory, NewsItem, SoundFile, Diffusion
+from emissions.utils import period_program
 
 import emissions.views
+import newsletter.views
 
 class Home(TemplateView):
     template_name = 'home.html'
@@ -38,3 +43,39 @@ class NewsListView(ListView):
         return context
 
 news = login_required(NewsListView.as_view())
+
+
+class NewsletterCreateView(newsletter.views.NewsletterCreateView):
+    def get_initial(self):
+        initial = super(NewsletterCreateView, self).get_initial()
+
+        newsletter_body = loader.get_template('newsletter/body.html')
+        context = Context()
+
+        date = datetime.datetime.today()
+        if date.weekday() > 0:
+            date = date + datetime.timedelta(days=7-date.weekday())
+
+        date = datetime.datetime(*date.timetuple()[:3])
+
+        context['date'] = date
+
+        context['soundfiles'] = SoundFile.objects.filter(
+                podcastable=True, fragment=False).select_related().filter(
+                        creation_timestamp__gte=date-datetime.timedelta(days=7))
+
+        context['diffusions'] = list(Diffusion.objects.select_related().filter(
+                datetime__gte=date,
+                datetime__lte=date+datetime.timedelta(days=7)).order_by('datetime'))
+
+        # remove rebroadcasts made during the same week
+        seen_episodes = {}
+        for diff in context['diffusions'][:]:
+            if diff.episode.id in seen_episodes:
+                context['diffusions'].remove(diff)
+            seen_episodes[diff.episode.id] = True
+
+        initial['text'] = newsletter_body.render(context)
+        return initial
+
+newsletter_create = NewsletterCreateView.as_view()