2012-04-26 20:19:02 -07:00
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import markdown
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2008-10-05 18:06:00 -07:00
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from django import forms
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2010-07-06 18:16:10 -07:00
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from django.http import HttpResponse
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2010-09-20 14:10:09 -07:00
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from django.shortcuts import get_object_or_404, redirect
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2010-09-20 14:21:08 -07:00
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from django.template.defaultfilters import slugify
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2012-04-26 20:19:02 -07:00
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from django.views.decorators.http import require_POST
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from django.views.generic import (DetailView, ListView,
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CreateView, UpdateView, DeleteView)
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2010-07-06 18:16:10 -07:00
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2010-09-07 22:23:55 -07:00
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from .models import News
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2010-02-17 20:22:21 -08:00
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2010-09-20 14:21:08 -07:00
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def find_unique_slug(newsitem):
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'''Attempt to find a unique slug for this news item.'''
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existing = list(News.objects.values_list('slug', flat=True).distinct())
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suffixed = slug = slugify(newsitem.title)
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suffix = 0
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while suffixed in existing:
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suffix += 1
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suffixed = "%s-%d" % (slug, suffix)
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return suffixed
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2007-11-03 00:45:10 -07:00
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2012-04-26 20:19:02 -07:00
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class NewsForm(forms.ModelForm):
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class Meta:
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model = News
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exclude = ('id', 'slug', 'author', 'postdate')
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class NewsDetailView(DetailView):
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model = News
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template_name = "news/view.html"
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class NewsListView(ListView):
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queryset = News.objects.all().select_related('author').defer('content')
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template_name = "news/list.html"
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paginate_by = 50
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class NewsCreateView(CreateView):
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model = News
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form_class = NewsForm
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template_name = "news/add.html"
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def form_valid(self, form):
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# special logic, we auto-fill the author and slug fields
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newsitem = form.save(commit=False)
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newsitem.author = self.request.user
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newsitem.slug = find_unique_slug(newsitem)
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newsitem.save()
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return super(NewsCreateView, self).form_valid(form)
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class NewsEditView(UpdateView):
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model = News
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form_class = NewsForm
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template_name = "news/add.html"
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class NewsDeleteView(DeleteView):
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model = News
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template_name = "news/delete.html"
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success_url = "/news/"
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def view_redirect(request, object_id):
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newsitem = get_object_or_404(News, pk=object_id)
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return redirect(newsitem, permanent=True)
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@require_POST
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2010-07-06 18:16:10 -07:00
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def preview(request):
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2012-04-26 20:19:02 -07:00
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data = request.POST.get('data', '')
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markup = markdown.markdown(data)
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2010-07-06 18:16:10 -07:00
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return HttpResponse(markup)
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2007-12-29 16:42:55 -08:00
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# vim: set ts=4 sw=4 et:
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