+
+class NewsletterIssue(Entity, Titled):
+ newsletter = models.ForeignKey(Newsletter, related_name='issues')
+ number = models.PositiveIntegerField()
+ articles = models.ManyToManyField(NewsletterArticle)
+
+ class Meta:
+ ordering = ['-number']
+ unique_together = (('newsletter', 'number'),)
+
+
+class NewsletterView(MultiView):
+ ARTICLE_PERMALINK_STYLE_CHOICES = (
+ ('D', 'Year, month, and day'),
+ ('M', 'Year and month'),
+ ('Y', 'Year'),
+ ('S', 'Slug only')
+ )
+
+ newsletter = models.ForeignKey(Newsletter, related_name='newsletterviews')
+
+ index_page = models.ForeignKey(Page, related_name='newsletter_index_related')
+ article_page = models.ForeignKey(Page, related_name='newsletter_article_related')
+ article_archive_page = models.ForeignKey(Page, related_name='newsletter_article_archive_related', null=True, blank=True)
+ issue_page = models.ForeignKey(Page, related_name='newsletter_issue_related')
+ issue_archive_page = models.ForeignKey(Page, related_name='newsletter_issue_archive_related', null=True, blank=True)
+
+ article_permalink_style = models.CharField(max_length=1, choices=ARTICLE_PERMALINK_STYLE_CHOICES)
+ article_permalink_base = models.CharField(max_length=255, blank=False, default='articles')
+ issue_permalink_base = models.CharField(max_length=255, blank=False, default='issues')
+
+ @property
+ def urlpatterns(self):
+ base_patterns = patterns('',
+ url(r'^$', self.index_view),
+ url((r'^(?:%s)/?$' % self.issue_permalink_base), self.issue_archive_view),
+ url((r'^(?:%s)/(?P<number>\d+)/?$' % self.issue_permalink_base), self.issue_view)
+ )
+ article_patterns = patterns('',
+ url((r'^(?:%s)/?$' % self.article_permalink_base), self.article_archive_view)
+ )
+ if self.article_permalink_style in 'DMY':
+ article_patterns += patterns('',
+ url((r'^(?:%s)/(?P<year>\d{4})/?$' % self.article_permalink_base), self.article_archive_view)
+ )
+ if self.article_permalink_style in 'DM':
+ article_patterns += patterns('',
+ url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/?$' % self.article_permalink_base), self.article_archive_view)
+ )
+ if self.article_permalink_style == 'D':
+ article_patterns += patterns('',
+ url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/?$' % self.article_permalink_base), self.article_archive_view),
+ url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
+ )
+ else:
+ article_patterns += patterns('',
+ url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
+ )
+ else:
+ article_patterns += patterns('',
+ url((r'^(?:%s)/(?P<year>\d{4})/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
+ )
+ else:
+ article_patterns += patterns('',
+ url((r'^(?:%s)/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
+ )
+ return base_patterns + article_patterns
+
+ def index_view(self, request, node=None, extra_context=None):
+ context = {}
+ context.update(extra_context or {})
+ context.update({'newsletter': self.newsletter})
+ return self.index_page.render_to_response(node, request, extra_context=context)
+
+ def article_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
+ articles = self.newsletter.articles.all()
+ if year:
+ articles = articles.filter(date__year=year)
+ if month:
+ articles = articles.filter(date__month=month)
+ if day:
+ articles = articles.filter(date__day=day)
+ try:
+ article = articles.get(slug=slug)
+ except:
+ raise Http404
+ context = {}
+ context.update(extra_context or {})
+ context.update({'newsletter': self.newsletter, 'article': article})
+ return self.article_page.render_to_response(node, request, extra_context=context)
+
+ def article_archive_view(self, request, year=None, month=None, day=None, node=None, extra_context=None):
+ if not self.article_archive_page:
+ raise Http404
+ articles = self.newsletter.articles.all()
+ if year:
+ articles = articles.filter(date__year=year)
+ if month:
+ articles = articles.filter(date__month=month)
+ if day:
+ articles = articles.filter(date__day=day)
+ context = {}
+ context.update(extra_context or {})
+ context.update({'newsletter': self.newsletter, 'year': year, 'month': month, 'day': day, 'articles': articles})
+ return self.article_archive_page.render_to_response(node, request, extra_context=context)
+
+ def issue_view(self, request, number, node=None, extra_context=None):
+ try:
+ issue = self.newsletter.issues.get(number=number)
+ except:
+ raise Http404
+ context = {}
+ context.update(extra_context or {})
+ context.update({'newsletter': self.newsletter, 'issue': issue})
+ return self.issue_page.render_to_response(node, request, extra_context=context)
+
+ def issue_archive_view(self, request, node=None, extra_context=None):
+ if not self.issue_archive_page:
+ raise Http404
+ context = {}
+ context.update(extra_context or {})
+ context.update({'newsletter': self.newsletter})
+ return self.issue_archive_page.render_to_response(node, request, extra_context=context)
\ No newline at end of file