contrib/penfield/models.py

   1 from django.db import models
   2 from django.conf import settings
   3 from philo.models import Tag, Titled, Entity, MultiView, Page, register_value_model
   4 from django.conf.urls.defaults import url, patterns
   5 from django.http import Http404, HttpResponse
   6 from datetime import datetime
   7
   8
   9 class Blog(Entity, Titled):
  10         @property
  11         def entry_tags(self):
  12                 """ Returns a QuerySet of Tags that are used on any entries in this blog. """
  13                 return Tag.objects.filter(blogentries__blog=self)
  14
  15
  16 class BlogEntry(Entity, Titled):
  17         blog = models.ForeignKey(Blog, related_name='entries')
  18         author = models.ForeignKey(getattr(settings, 'PHILO_PERSON_MODULE', 'auth.User'), related_name='blogentries')
  19         date = models.DateTimeField(default=datetime.now)
  20         content = models.TextField()
  21         excerpt = models.TextField()
  22         tags = models.ManyToManyField(Tag, related_name='blogentries')
  23
  24         class Meta:
  25                 ordering = ['-date']
  26                 verbose_name_plural = "blog entries"
  27
  28
  29 register_value_model(BlogEntry)
  30
  31
  32 class BlogView(MultiView):
  33         PERMALINK_STYLE_CHOICES = (
  34                 ('D', 'Year, month, and day'),
  35                 ('M', 'Year and month'),
  36                 ('Y', 'Year'),
  37                 ('B', 'Custom base'),
  38                 ('N', 'No base')
  39         )
  40
  41         blog = models.ForeignKey(Blog, related_name='blogviews')
  42
  43         index_page = models.ForeignKey(Page, related_name='blog_index_related')
  44         archive_page = models.ForeignKey(Page, related_name='blog_archive_related')
  45         tag_page = models.ForeignKey(Page, related_name='blog_tag_related')
  46         entry_page = models.ForeignKey(Page, related_name='blog_entry_related')
  47
  48         entry_permalink_style = models.CharField(max_length=1, choices=PERMALINK_STYLE_CHOICES)
  49         entry_permalink_base = models.CharField(max_length=255, blank=False, default='entries')
  50         tag_permalink_base = models.CharField(max_length=255, blank=False, default='tags')
  51
  52         @property
  53         def urlpatterns(self):
  54                 base_patterns = patterns('',
  55                         url(r'^$', self.index_view),
  56                         url((r'^(?:%s)/?' % self.tag_permalink_base), self.tag_view),
  57                         url((r'^(?:%s)/(?P<tag>>[-\w]+)/?' % self.tag_permalink_base), self.tag_view)
  58                 )
  59                 if self.entry_permalink_style == 'D':
  60                         entry_patterns = patterns('',
  61                                 url(r'^(?P<year>\d{4})/?$', self.archive_view),
  62                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/?$', self.archive_view),
  63                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d+)/?$', self.archive_view),
  64                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d+)/(?P<slug>[-\w]+)/?', self.entry_view)
  65                         )
  66                 elif self.entry_permalink_style == 'M':
  67                         entry_patterns = patterns('',
  68                                 url(r'^(?P<year>\d{4})/?$', self.archive_view),
  69                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/?$', self.archive_view),
  70                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<slug>>[-\w]+)/?', self.entry_view)
  71                         )
  72                 elif self.entry_permalink_style == 'Y':
  73                         entry_patterns = patterns('',
  74                                 url(r'^(?P<year>\d{4})/?$', self.archive_view),
  75                                 url(r'^(?P<year>\d{4})/(?P<slug>>[-\w]+)/?', self.entry_view)
  76                         )
  77                 elif self.entry_permalink_style == 'B':
  78                         entry_patterns = patterns('',
  79                                 url((r'^(?:%s)/?' % self.entry_permalink_base), self.archive_view),
  80                                 url((r'^(?:%s)/(?P<slug>>[-\w]+)/?' % self.entry_permalink_base), self.entry_view)
  81                         )
  82                 else:
  83                         entry_patterns = patterns('',
  84                                 url(r'^(?P<slug>>[-\w]+)/?', self.entry_view)
  85                         )
  86                 return base_patterns + entry_patterns
  87
  88         def index_view(self, request, node=None, extra_context=None):
  89                 context = {}
  90                 context.update(extra_context or {})
  91                 context.update({'blog': self.blog})
  92                 return self.index_page.render_to_response(node, request, extra_context=context)
  93
  94         def archive_view(self, request, year=None, month=None, day=None, node=None, extra_context=None):
  95                 entries = self.blog.entries.all()
  96                 if year:
  97                         entries = entries.filter(date__year=year)
  98                 if month:
  99                         entries = entries.filter(date__month=month)
 100                 if day:
 101                         entries = entries.filter(date__day=day)
 102                 context = {}
 103                 context.update(extra_context or {})
 104                 context.update({'blog': self.blog, 'year': year, 'month': month, 'day': day, 'entries': entries})
 105                 return self.archive_page.render_to_response(node, request, extra_context=context)
 106
 107         def tag_view(self, request, tag=None, node=None, extra_context=None):
 108                 entries = self.blog.entries.filter(tags__slug=tag)
 109                 context = {}
 110                 context.update(extra_context or {})
 111                 context.update({'blog': self.blog, 'tag': tag, 'entries': entries})
 112                 return self.tag_page.render_to_response(node, request, extra_context=context)
 113
 114         def entry_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
 115                 entries = self.blog.entries.all()
 116                 if year:
 117                         entries = entries.filter(date__year=year)
 118                 if month:
 119                         entries = entries.filter(date__month=month)
 120                 if day:
 121                         entries = entries.filter(date__day=day)
 122                 try:
 123                         entry = entries.get(slug=slug)
 124                 except:
 125                         raise Http404
 126                 context = {}
 127                 context.update(extra_context or {})
 128                 context.update({'blog': self.blog, 'entry': entry})
 129                 return self.entry_page.render_to_response(node, request, extra_context=context)
 130
 131
 132 class Newsletter(Entity, Titled):
 133         pass
 134
 135
 136 class NewsletterArticle(Entity, Titled):
 137         newsletter = models.ForeignKey(Newsletter, related_name='articles')
 138         authors = models.ManyToManyField(getattr(settings, 'PHILO_PERSON_MODULE', 'auth.User'), related_name='newsletterarticles')
 139         date = models.DateTimeField(default=datetime.now)
 140         lede = models.TextField(null=True, blank=True)
 141         full_text = models.TextField()
 142
 143
 144 register_value_model(NewsletterArticle)
 145
 146
 147 class NewsletterIssue(Entity, Titled):
 148         newsletter = models.ForeignKey(Newsletter, related_name='issues')
 149         number = models.PositiveIntegerField()
 150         articles = models.ManyToManyField(NewsletterArticle)
 151
 152
 153 class NewsletterView(MultiView):
 154         newsletter = models.ForeignKey(Newsletter, related_name='newsletterviews')
 155
 156         index_page = models.ForeignKey(Page, related_name='newsletter_index_related')
 157         article_page = models.ForeignKey(Page, related_name='newsletter_article_related')
 158         issue_page = models.ForeignKey(Page, related_name='newsletter_issue_related')
 159
 160         @property
 161         def urlpatterns(self):
 162                 base_patterns = patterns('',
 163                         url(r'^$', self.index_view),
 164                         url(r'^articles/(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d+)/(?P<slug>[-\w]+)/?', self.article_view),
 165                         url(r'^issues/(?P<number>\d+)/?', self.issue_view),
 166                 )
 167                 return base_patterns
 168
 169         def index_view(self, request, node=None, extra_context=None):
 170                 context = {}
 171                 context.update(extra_context or {})
 172                 context.update({'newsletter': self.newsletter})
 173                 return self.index_page.render_to_response(node, request, extra_context=context)
 174
 175         def article_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
 176                 articles = self.newsletter.articles.all()
 177                 if year:
 178                         articles = articles.filter(date__year=year)
 179                 if month:
 180                         articles = articles.filter(date__month=month)
 181                 if day:
 182                         articles = articles.filter(date__day=day)
 183                 try:
 184                         article = articles.get(slug=slug)
 185                 except:
 186                         raise Http404
 187                 context = {}
 188                 context.update(extra_context or {})
 189                 context.update({'newsletter': self.newsletter, 'article': article})
 190                 return self.article_page.render_to_response(node, request, extra_context=context)
 191
 192         def issue_view(self, request, number, node=None, extra_context=None):
 193                 try:
 194                         issue = self.newsletter.issues.get(number=number)
 195                 except:
 196                         raise Http404
 197                 context = {}
 198                 context.update(extra_context or {})
 199                 context.update({'newsletter': self.newsletter, 'issue': issue})
 200                 return self.issue_page.render_to_response(node, request, extra_context=context)