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         ENTRY_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         entry_page = models.ForeignKey(Page, related_name='blog_entry_related')
  45         entry_archive_page = models.ForeignKey(Page, related_name='blog_entry_archive_related', null=True, blank=True)
  46         tag_page = models.ForeignKey(Page, related_name='blog_tag_related')
  47         tag_archive_page = models.ForeignKey(Page, related_name='blog_tag_archive_related', null=True, blank=True)
  48
  49         entry_permalink_style = models.CharField(max_length=1, choices=ENTRY_PERMALINK_STYLE_CHOICES)
  50         entry_permalink_base = models.CharField(max_length=255, blank=False, default='entries')
  51         tag_permalink_base = models.CharField(max_length=255, blank=False, default='tags')
  52
  53         @property
  54         def urlpatterns(self):
  55                 base_patterns = patterns('',
  56                         url(r'^$', self.index_view),
  57                         url((r'^(?:%s)/?$' % self.tag_permalink_base), self.tag_archive_view),
  58                         url((r'^(?:%s)/(?P<tag>[-\w]+)/?$' % self.tag_permalink_base), self.tag_view)
  59                 )
  60                 if self.entry_permalink_style == 'D':
  61                         entry_patterns = patterns('',
  62                                 url(r'^(?P<year>\d{4})/?$', self.entry_archive_view),
  63                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/?$', self.entry_archive_view),
  64                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/?$', self.entry_archive_view),
  65                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/(?P<slug>[-\w]+)/?$', self.entry_view)
  66                         )
  67                 elif self.entry_permalink_style == 'M':
  68                         entry_patterns = patterns('',
  69                                 url(r'^(?P<year>\d{4})/?$', self.entry_archive_view),
  70                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/?$', self.entry_archive_view),
  71                                 url(r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<slug>[-\w]+)/?$', self.entry_view)
  72                         )
  73                 elif self.entry_permalink_style == 'Y':
  74                         entry_patterns = patterns('',
  75                                 url(r'^(?P<year>\d{4})/?$', self.entry_archive_view),
  76                                 url(r'^(?P<year>\d{4})/(?P<slug>[-\w]+)/?$', self.entry_view)
  77                         )
  78                 elif self.entry_permalink_style == 'B':
  79                         entry_patterns = patterns('',
  80                                 url((r'^(?:%s)/?$' % self.entry_permalink_base), self.entry_archive_view),
  81                                 url((r'^(?:%s)/(?P<slug>[-\w]+)/?$' % self.entry_permalink_base), self.entry_view)
  82                         )
  83                 else:
  84                         entry_patterns = patterns('',
  85                                 url(r'^(?P<slug>[-\w]+)/?$', self.entry_view)
  86                         )
  87                 return base_patterns + entry_patterns
  88
  89         def index_view(self, request, node=None, extra_context=None):
  90                 context = {}
  91                 context.update(extra_context or {})
  92                 context.update({'blog': self.blog})
  93                 return self.index_page.render_to_response(node, request, extra_context=context)
  94
  95         def entry_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
  96                 entries = self.blog.entries.all()
  97                 if year:
  98                         entries = entries.filter(date__year=year)
  99                 if month:
 100                         entries = entries.filter(date__month=month)
 101                 if day:
 102                         entries = entries.filter(date__day=day)
 103                 try:
 104                         entry = entries.get(slug=slug)
 105                 except:
 106                         raise Http404
 107                 context = {}
 108                 context.update(extra_context or {})
 109                 context.update({'blog': self.blog, 'entry': entry})
 110                 return self.entry_page.render_to_response(node, request, extra_context=context)
 111
 112         def entry_archive_view(self, request, year=None, month=None, day=None, node=None, extra_context=None):
 113                 if not self.entry_archive_page:
 114                         raise Http404
 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                 context = {}
 123                 context.update(extra_context or {})
 124                 context.update({'blog': self.blog, 'year': year, 'month': month, 'day': day, 'entries': entries})
 125                 return self.entry_archive_page.render_to_response(node, request, extra_context=context)
 126
 127         def tag_view(self, request, tag, node=None, extra_context=None):
 128                 try:
 129                         tag = self.blog.entry_tags.filter(slug=tag)
 130                 except:
 131                         raise Http404
 132                 entries = self.blog.entries.filter(tags=tag)
 133                 context = {}
 134                 context.update(extra_context or {})
 135                 context.update({'blog': self.blog, 'tag': tag, 'entries': entries})
 136                 return self.tag_page.render_to_response(node, request, extra_context=context)
 137
 138         def tag_archive_view(self, request, node=None, extra_context=None):
 139                 if not self.tag_archive_page:
 140                         raise Http404
 141                 context = {}
 142                 context.update(extra_context or {})
 143                 context.update({'blog': self.blog})
 144                 return self.tag_archive_page.render_to_response(node, request, extra_context=context)
 145
 146
 147 class Newsletter(Entity, Titled):
 148         pass
 149
 150
 151 class NewsletterArticle(Entity, Titled):
 152         newsletter = models.ForeignKey(Newsletter, related_name='articles')
 153         authors = models.ManyToManyField(getattr(settings, 'PHILO_PERSON_MODULE', 'auth.User'), related_name='newsletterarticles')
 154         date = models.DateTimeField(default=datetime.now)
 155         lede = models.TextField(null=True, blank=True)
 156         full_text = models.TextField()
 157
 158
 159 register_value_model(NewsletterArticle)
 160
 161
 162 class NewsletterIssue(Entity, Titled):
 163         newsletter = models.ForeignKey(Newsletter, related_name='issues')
 164         number = models.PositiveIntegerField()
 165         articles = models.ManyToManyField(NewsletterArticle)
 166
 167
 168 class NewsletterView(MultiView):
 169         ARTICLE_PERMALINK_STYLE_CHOICES = (
 170                 ('D', 'Year, month, and day'),
 171                 ('M', 'Year and month'),
 172                 ('Y', 'Year'),
 173                 ('S', 'Slug only')
 174         )
 175
 176         newsletter = models.ForeignKey(Newsletter, related_name='newsletterviews')
 177
 178         index_page = models.ForeignKey(Page, related_name='newsletter_index_related')
 179         article_page = models.ForeignKey(Page, related_name='newsletter_article_related')
 180         article_archive_page = models.ForeignKey(Page, related_name='newsletter_article_archive_related', null=True, blank=True)
 181         issue_page = models.ForeignKey(Page, related_name='newsletter_issue_related')
 182         issue_archive_page = models.ForeignKey(Page, related_name='newsletter_issue_archive_related', null=True, blank=True)
 183
 184         article_permalink_style = models.CharField(max_length=1, choices=ARTICLE_PERMALINK_STYLE_CHOICES)
 185         article_permalink_base = models.CharField(max_length=255, blank=False, default='articles')
 186         issue_permalink_base = models.CharField(max_length=255, blank=False, default='issues')
 187
 188         @property
 189         def urlpatterns(self):
 190                 base_patterns = patterns('',
 191                         url(r'^$', self.index_view),
 192                         url((r'^(?:%s)/?$' % self.issue_permalink_base), self.issue_archive_view),
 193                         url((r'^(?:%s)/(?P<number>\d+)/?$' % self.issue_permalink_base), self.issue_view)
 194                 )
 195                 article_patterns = patterns('',
 196                         url((r'^(?:%s)/?$' % self.article_permalink_base), self.article_archive_view)
 197                 )
 198                 if self.article_permalink_style in 'DMY':
 199                         article_patterns += patterns('',
 200                                 url((r'^(?:%s)/(?P<year>\d{4})/?$' % self.article_permalink_base), self.article_archive_view)
 201                         )
 202                         if self.article_permalink_style in 'DM':
 203                                 article_patterns += patterns('',
 204                                         url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/?$' % self.article_permalink_base), self.article_archive_view)
 205                                 )
 206                                 if self.article_permalink_style == 'D':
 207                                         article_patterns += patterns('',
 208                                                 url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/?$' % self.article_permalink_base), self.article_archive_view),
 209                                                 url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
 210                                         )
 211                                 else:
 212                                         article_patterns += patterns('',
 213                                                 url((r'^(?:%s)/(?P<year>\d{4})/(?P<month>\d{2})/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
 214                                         )
 215                         else:
 216                                 article_patterns += patterns('',
 217                                         url((r'^(?:%s)/(?P<year>\d{4})/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
 218                                 )
 219                 else:
 220                         article_patterns += patterns('',
 221                                 url((r'^(?:%s)/(?P<slug>[-\w]+)/?$' % self.article_permalink_base), self.article_view)
 222                         )
 223                 return base_patterns + article_patterns
 224
 225         def index_view(self, request, node=None, extra_context=None):
 226                 context = {}
 227                 context.update(extra_context or {})
 228                 context.update({'newsletter': self.newsletter})
 229                 return self.index_page.render_to_response(node, request, extra_context=context)
 230
 231         def article_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
 232                 articles = self.newsletter.articles.all()
 233                 if year:
 234                         articles = articles.filter(date__year=year)
 235                 if month:
 236                         articles = articles.filter(date__month=month)
 237                 if day:
 238                         articles = articles.filter(date__day=day)
 239                 try:
 240                         article = articles.get(slug=slug)
 241                 except:
 242                         raise Http404
 243                 context = {}
 244                 context.update(extra_context or {})
 245                 context.update({'newsletter': self.newsletter, 'article': article})
 246                 return self.article_page.render_to_response(node, request, extra_context=context)
 247
 248         def article_archive_view(self, request, year=None, month=None, day=None, node=None, extra_context=None):
 249                 if not self.article_archive_page:
 250                         raise Http404
 251                 articles = self.newsletter.articles.all()
 252                 if year:
 253                         articles = articles.filter(date__year=year)
 254                 if month:
 255                         articles = articles.filter(date__month=month)
 256                 if day:
 257                         articles = articles.filter(date__day=day)
 258                 context = {}
 259                 context.update(extra_context or {})
 260                 context.update({'newsletter': self.newsletter, 'year': year, 'month': month, 'day': day, 'articles': articles})
 261                 return self.article_archive_page.render_to_response(node, request, extra_context=context)
 262
 263         def issue_view(self, request, number, node=None, extra_context=None):
 264                 try:
 265                         issue = self.newsletter.issues.get(number=number)
 266                 except:
 267                         raise Http404
 268                 context = {}
 269                 context.update(extra_context or {})
 270                 context.update({'newsletter': self.newsletter, 'issue': issue})
 271                 return self.issue_page.render_to_response(node, request, extra_context=context)
 272
 273         def issue_archive_view(self, request, node=None, extra_context=None):
 274                 if not self.issue_archive_page:
 275                         raise Http404
 276                 context = {}
 277                 context.update(extra_context or {})
 278                 context.update({'newsletter': self.newsletter})
 279                 return self.issue_archive_page.render_to_response(node, request, extra_context=context)