92 lines
2.8 KiB
Python
92 lines
2.8 KiB
Python
from django import forms
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from django.contrib.auth.decorators import permission_required
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from django.http import HttpResponse
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from django.shortcuts import get_object_or_404, redirect
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from django.template.defaultfilters import slugify
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from django.views.decorators.cache import never_cache
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from django.views.generic import list_detail, create_update
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from django.views.generic.simple import direct_to_template
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import markdown
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from .models import 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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def view(request, slug=None):
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return list_detail.object_detail(request, News.objects.all(),
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slug=slug,
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template_name="news/view.html",
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template_object_name='news')
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#TODO: May as well use a date-based list here sometime
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def news_list(request):
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return list_detail.object_list(request,
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News.objects.all().select_related('author').defer('content'),
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paginate_by=50,
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template_name="news/list.html",
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template_object_name="news")
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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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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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@permission_required('news.add_news')
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@never_cache
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def add(request):
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if request.POST:
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form = NewsForm(request.POST)
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if form.is_valid():
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newsitem = form.save(commit=False)
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newsitem.author = request.user
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newsitem.slug = find_unique_slug(newsitem)
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newsitem.save()
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return redirect(newsitem)
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else:
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form = NewsForm()
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return direct_to_template(request, 'news/add.html', { 'form': form })
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@permission_required('news.delete_news')
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@never_cache
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def delete(request, slug):
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return create_update.delete_object(request,
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News,
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slug=slug,
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post_delete_redirect='/news/',
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template_name='news/delete.html',
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template_object_name='news')
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@permission_required('news.change_news')
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@never_cache
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def edit(request, slug):
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return create_update.update_object(request,
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slug=slug,
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form_class=NewsForm,
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template_name="news/add.html")
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@permission_required('news.change_news')
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@never_cache
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def preview(request):
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markup = ''
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if request.POST:
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data = request.POST.get('data', '')
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markup = markdown.markdown(data)
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return HttpResponse(markup)
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# vim: set ts=4 sw=4 et:
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