Reduced number of queries for BlogView.get_entries_by_tag. Corrected waldo's AccountM...
[philo.git] / contrib / penfield / models.py
index 3791e55..4191463 100644 (file)
@@ -1,15 +1,15 @@
-from django.db import models
 from django.conf import settings
-from philo.models import Tag, Titled, Entity, MultiView, Page, register_value_model
-from philo.exceptions import ViewCanNotProvideSubpath
 from django.conf.urls.defaults import url, patterns, include
-from django.core.urlresolvers import reverse
+from django.db import models
 from django.http import Http404
-from datetime import datetime
-from philo.utils import paginate
-from philo.contrib.penfield.validators import validate_pagination_count
+from django.template import loader, Context
 from django.utils.feedgenerator import Atom1Feed, Rss201rev2Feed
+from datetime import date, datetime
 from philo.contrib.penfield.utils import FeedMultiViewMixin
+from philo.contrib.penfield.validators import validate_pagination_count
+from philo.exceptions import ViewCanNotProvideSubpath
+from philo.models import Tag, Titled, Entity, MultiView, Page, register_value_model, TemplateField
+from philo.utils import paginate
 
 
 class Blog(Entity, Titled):
@@ -30,14 +30,20 @@ register_value_model(Blog)
 class BlogEntry(Entity, Titled):
        blog = models.ForeignKey(Blog, related_name='entries', blank=True, null=True)
        author = models.ForeignKey(getattr(settings, 'PHILO_PERSON_MODULE', 'auth.User'), related_name='blogentries')
-       date = models.DateTimeField(default=datetime.now)
+       date = models.DateTimeField(default=None)
        content = models.TextField()
        excerpt = models.TextField(blank=True, null=True)
        tags = models.ManyToManyField(Tag, related_name='blogentries', blank=True, null=True)
        
+       def save(self, *args, **kwargs):
+               if self.date is None:
+                       self.date = datetime.now()
+               super(BlogEntry, self).save(*args, **kwargs)
+       
        class Meta:
                ordering = ['-date']
                verbose_name_plural = "blog entries"
+               get_latest_by = "date"
 
 
 register_value_model(BlogEntry)
@@ -75,11 +81,7 @@ class BlogView(MultiView, FeedMultiViewMixin):
        def per_page(self):
                return self.entries_per_page
        
-       @property
-       def feed_title(self):
-               return self.blog.title
-       
-       def get_subpath(self, obj):
+       def get_reverse_params(self, obj):
                if isinstance(obj, BlogEntry):
                        if obj.blog == self.blog:
                                kwargs = {'slug': obj.slug}
@@ -89,25 +91,17 @@ class BlogView(MultiView, FeedMultiViewMixin):
                                                kwargs.update({'month': str(obj.date.month).zfill(2)})
                                                if self.entry_permalink_style == 'D':
                                                        kwargs.update({'day': str(obj.date.day).zfill(2)})
-                               return reverse(self.entry_view, urlconf=self, kwargs=kwargs)
+                               return self.entry_view, [], kwargs
                elif isinstance(obj, Tag):
                        if obj in self.blog.entry_tags:
-                               return reverse('entries_by_tag', urlconf=self, kwargs={'tag_slugs': obj.slug})
-               elif isinstance(obj, (str, unicode)):
-                       split_obj = obj.split(':')
-                       if len(split_obj) > 1:
-                               kwargs = {}
-                               try:
-                                       kwargs.update({'year': str(int(split_obj[1])).zfill(4)})
-                                       if len(split_obj) > 2:
-                                               kwargs.update({'month': str(int(split_obj[2])).zfill(2)})
-                                               if len(split_obj) > 3:
-                                                       kwargs.update({'day': str(int(split_obj[3])).zfill(2)})
-                                                       return reverse('entries_by_day', urlconf=self, kwargs=kwargs)
-                                               return reverse('entries_by_month', urlconf=self, kwargs=kwargs)
-                                       return reverse('entries_by_year', urlconf=self, kwargs=kwargs)
-                               except:
-                                       pass
+                               return 'entries_by_tag', [], {'tag_slugs': obj.slug}
+               elif isinstance(obj, (date, datetime)):
+                       kwargs = {
+                               'year': str(obj.year).zfill(4),
+                               'month': str(obj.month).zfill(2),
+                               'day': str(obj.day).zfill(2)
+                       }
+                       return 'entries_by_day', [], kwargs
                raise ViewCanNotProvideSubpath
        
        def get_context(self):
@@ -117,7 +111,13 @@ class BlogView(MultiView, FeedMultiViewMixin):
        def urlpatterns(self):
                urlpatterns = patterns('',
                        url(r'^', include(self.feed_patterns(self.get_all_entries, self.index_page, 'index'))),
-                       url((r'^(?:%s)/(?P<tag_slugs>[-\w]+[-+/\w]*)/' % self.tag_permalink_base), include(self.feed_patterns(self.get_entries_by_tag, self.tag_page, 'entries_by_tag')))
+               )
+               if self.feeds_enabled:
+                       urlpatterns += patterns('',
+                               url(r'^%s/(?P<tag_slugs>[-\w]+[-+/\w]*)/%s/' % (self.tag_permalink_base, self.feed_suffix), self.feed_view(self.get_entries_by_tag, 'entries_by_tag_feed'), name='entries_by_tag_feed'),
+                       )
+               urlpatterns += patterns('',
+                       url(r'^%s/(?P<tag_slugs>[-\w]+[-+/\w]*)/' % self.tag_permalink_base, self.page_view(self.get_entries_by_tag, self.tag_page), name='entries_by_tag')
                )
                if self.tag_archive_page:
                        urlpatterns += patterns('',
@@ -160,10 +160,10 @@ class BlogView(MultiView, FeedMultiViewMixin):
                        )
                return urlpatterns
        
-       def get_all_entries(self, request, node=None, extra_context=None):
+       def get_all_entries(self, request, extra_context=None):
                return self.blog.entries.all(), extra_context
        
-       def get_entries_by_ymd(self, request, year=None, month=None, day=None, node=None, extra_context=None):
+       def get_entries_by_ymd(self, request, year=None, month=None, day=None, extra_context=None):
                if not self.entry_archive_page:
                        raise Http404
                entries = self.blog.entries.all()
@@ -178,30 +178,55 @@ class BlogView(MultiView, FeedMultiViewMixin):
                context.update({'year': year, 'month': month, 'day': day})
                return entries, context
        
-       def get_entries_by_tag(self, request, node=None, extra_context=None):
-               tags = []
-               for tag_slug in tag_slugs.replace('+', '/').split('/'):
-                       if tag_slug: # ignore blank slugs, handles for multiple consecutive separators (+ or /)
-                               try:
-                                       tag = self.blog.entry_tags.get(slug=tag_slug)
-                               except:
-                                       raise Http404
-                               tags.append(tag)
-               if len(tags) <= 0:
+       def get_entries_by_tag(self, request, tag_slugs, extra_context=None):
+               tag_slugs = tag_slugs.replace('+', '/').split('/')
+               tags = self.blog.entry_tags.filter(slug__in=tag_slugs)
+               
+               if not tags:
                        raise Http404
+               
+               # Raise a 404 on an incorrect slug.
+               found_slugs = [tag.slug for tag in tags]
+               for slug in tag_slugs:
+                       if slug and slug not in found_slugs:
+                               raise Http404
 
                entries = self.blog.entries.all()
                for tag in tags:
                        entries = entries.filter(tags=tag)
-               if entries.count() <= 0:
-                       raise Http404
                
-               return entries, extra_context
+               context = self.get_context()
+               context.update(extra_context or {})
+               context.update({'tags': tags})
+               
+               return entries, context
        
-       def get_obj_description(self, obj):
-               return obj.excerpt
+       def add_item(self, feed, obj, kwargs=None):
+               title = loader.get_template("penfield/feeds/blog_entry/title.html")
+               description = loader.get_template("penfield/feeds/blog_entry/description.html")
+               defaults = {
+                       'title': title.render(Context({'entry': obj})),
+                       'description': description.render(Context({'entry': obj})),
+                       'author_name': obj.author.get_full_name(),
+                       'pubdate': obj.date
+               }
+               defaults.update(kwargs or {})
+               super(BlogView, self).add_item(feed, obj, defaults)
+       
+       def get_feed(self, feed_type, extra_context, kwargs=None):
+               tags = (extra_context or {}).get('tags', None)
+               title = self.blog.title
+               
+               if tags is not None:
+                       title += " - %s" % ', '.join([tag.name for tag in tags])
+               
+               defaults = {
+                       'title': title
+               }
+               defaults.update(kwargs or {})
+               return super(BlogView, self).get_feed(feed_type, extra_context, defaults)
        
-       def entry_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
+       def entry_view(self, request, slug, year=None, month=None, day=None, extra_context=None):
                entries = self.blog.entries.all()
                if year:
                        entries = entries.filter(date__year=year)
@@ -216,15 +241,15 @@ class BlogView(MultiView, FeedMultiViewMixin):
                context = self.get_context()
                context.update(extra_context or {})
                context.update({'entry': entry})
-               return self.entry_page.render_to_response(node, request, extra_context=context)
+               return self.entry_page.render_to_response(request, extra_context=context)
        
-       def tag_archive_view(self, request, node=None, extra_context=None):
+       def tag_archive_view(self, request, extra_context=None):
                if not self.tag_archive_page:
                        raise Http404
                context = {}
                context.update(extra_context or {})
                context.update({'blog': self.blog})
-               return self.tag_archive_page.render_to_response(node, request, extra_context=context)
+               return self.tag_archive_page.render_to_response(request, extra_context=context)
 
 
 class Newsletter(Entity, Titled):
@@ -237,9 +262,15 @@ register_value_model(Newsletter)
 class NewsletterArticle(Entity, Titled):
        newsletter = models.ForeignKey(Newsletter, related_name='articles')
        authors = models.ManyToManyField(getattr(settings, 'PHILO_PERSON_MODULE', 'auth.User'), related_name='newsletterarticles')
-       date = models.DateTimeField(default=datetime.now)
-       lede = models.TextField(null=True, blank=True)
-       full_text = models.TextField()
+       date = models.DateTimeField(default=None)
+       lede = TemplateField(null=True, blank=True, verbose_name='Summary')
+       full_text = TemplateField(db_index=True)
+       tags = models.ManyToManyField(Tag, related_name='newsletterarticles', blank=True, null=True)
+       
+       def save(self, *args, **kwargs):
+               if self.date is None:
+                       self.date = datetime.now()
+               super(NewsletterArticle, self).save(*args, **kwargs)
        
        class Meta:
                get_latest_by = 'date'
@@ -252,12 +283,12 @@ register_value_model(NewsletterArticle)
 
 class NewsletterIssue(Entity, Titled):
        newsletter = models.ForeignKey(Newsletter, related_name='issues')
-       number = models.PositiveIntegerField()
+       numbering = models.CharField(max_length=50, help_text='For example, 04.02 for volume 4, issue 2.')
        articles = models.ManyToManyField(NewsletterArticle, related_name='issues')
        
        class Meta:
-               ordering = ['-number']
-               unique_together = (('newsletter', 'number'),)
+               ordering = ['-numbering']
+               unique_together = (('newsletter', 'numbering'),)
 
 
 register_value_model(NewsletterIssue)
@@ -287,11 +318,10 @@ class NewsletterView(MultiView, FeedMultiViewMixin):
        feeds_enabled = models.BooleanField()
        list_var = 'articles'
        
-       @property
-       def feed_title(self):
-               return self.newsletter.title
+       def __unicode__(self):
+               return self.newsletter.__unicode__()
        
-       def get_subpath(self, obj):
+       def get_reverse_params(self, obj):
                if isinstance(obj, NewsletterArticle):
                        if obj.newsletter == self.newsletter:
                                kwargs = {'slug': obj.slug}
@@ -301,17 +331,24 @@ class NewsletterView(MultiView, FeedMultiViewMixin):
                                                kwargs.update({'month': str(obj.date.month).zfill(2)})
                                                if self.article_permalink_style == 'D':
                                                        kwargs.update({'day': str(obj.date.day).zfill(2)})
-                               return reverse(self.article_view, urlconf=self, kwargs=kwargs)
+                               return self.article_view, [], kwargs
                elif isinstance(obj, NewsletterIssue):
                        if obj.newsletter == self.newsletter:
-                               return reverse('issue', urlconf=self, kwargs={'number': str(obj.number)})
+                               return 'issue', [], {'numbering': obj.numbering}
+               elif isinstance(obj, (date, datetime)):
+                       kwargs = {
+                               'year': str(obj.year).zfill(4),
+                               'month': str(obj.month).zfill(2),
+                               'day': str(obj.day).zfill(2)
+                       }
+                       return 'articles_by_day', [], kwargs
                raise ViewCanNotProvideSubpath
        
        @property
        def urlpatterns(self):
                urlpatterns = patterns('',
                        url(r'^', include(self.feed_patterns(self.get_all_articles, self.index_page, 'index'))),
-                       url(r'^(?:%s)/(?P<number>\d+)/' % self.issue_permalink_base, include(self.feed_patterns(self.get_articles_by_issue, self.issue_page, 'issue')))
+                       url(r'^(?:%s)/(?P<numbering>.+)/' % self.issue_permalink_base, include(self.feed_patterns(self.get_articles_by_issue, self.issue_page, 'issue')))
                )
                if self.issue_archive_page:
                        urlpatterns += patterns('',
@@ -356,10 +393,10 @@ class NewsletterView(MultiView, FeedMultiViewMixin):
        def get_context(self):
                return {'newsletter': self.newsletter}
        
-       def get_all_articles(self, request, node, extra_context=None):
+       def get_all_articles(self, request, extra_context=None):
                return self.newsletter.articles.all(), extra_context
        
-       def get_articles_by_ymd(self, request, year, month=None, day=None, node=None, extra_context=None):
+       def get_articles_by_ymd(self, request, year, month=None, day=None, extra_context=None):
                articles = self.newsletter.articles.filter(dat__year=year)
                if month:
                        articles = articles.filter(date__month=month)
@@ -367,16 +404,16 @@ class NewsletterView(MultiView, FeedMultiViewMixin):
                        articles = articles.filter(date__day=day)
                return articles
        
-       def get_articles_by_issue(self, request, number, node=None, extra_context=None):
+       def get_articles_by_issue(self, request, numbering, extra_context=None):
                try:
-                       issue = self.newsletter.issues.get(number=number)
-               except:
+                       issue = self.newsletter.issues.get(numbering=numbering)
+               except NewsletterIssue.DoesNotExist:
                        raise Http404
                context = extra_context or {}
                context.update({'issue': issue})
                return issue.articles.all(), context
        
-       def article_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
+       def article_view(self, request, slug, year=None, month=None, day=None, extra_context=None):
                articles = self.newsletter.articles.all()
                if year:
                        articles = articles.filter(date__year=year)
@@ -386,20 +423,39 @@ class NewsletterView(MultiView, FeedMultiViewMixin):
                        articles = articles.filter(date__day=day)
                try:
                        article = articles.get(slug=slug)
-               except:
+               except NewsletterArticle.DoesNotExist:
                        raise Http404
                context = self.get_context()
                context.update(extra_context or {})
                context.update({'article': article})
-               return self.article_page.render_to_response(node, request, extra_context=context)
+               return self.article_page.render_to_response(request, extra_context=context)
        
-       def issue_archive_view(self, request, node=None, extra_context=None):
+       def issue_archive_view(self, request, 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)
-       
-       def get_obj_description(self, obj):
-               return obj.lede or obj.full_text
\ No newline at end of file
+               return self.issue_archive_page.render_to_response(request, extra_context=context)
+       
+       def add_item(self, feed, obj, kwargs=None):
+               title = loader.get_template("penfield/feeds/newsletter_article/title.html")
+               description = loader.get_template("penfield/feeds/newsletter_article/description.html")
+               defaults = {
+                       'title': title.render(Context({'article': obj})),
+                       'author_name': ', '.join([author.get_full_name() for author in obj.authors.all()]),
+                       'pubdate': obj.date,
+                       'description': description.render(Context({'article': obj})),
+                       'categories': [tag.name for tag in obj.tags.all()]
+               }
+               defaults.update(kwargs or {})
+               super(NewsletterView, self).add_item(feed, obj, defaults)
+       
+       def get_feed(self, feed_type, extra_context, kwargs=None):
+               title = self.newsletter.title
+               
+               defaults = {
+                       'title': title
+               }
+               defaults.update(kwargs or {})
+               return super(NewsletterView, self).get_feed(feed_type, extra_context, defaults)