from base import *
from tag import Tag
-
-class QuestionManager(CachedManager):
- def create_new(self, title=None,author=None,added_at=None, wiki=False,tagnames=None,summary=None, text=None):
-
- question = Question(
- title = title,
- author = author,
- added_at = added_at,
- last_activity_at = added_at,
- last_activity_by = author,
- wiki = wiki,
- tagnames = tagnames,
- html = text,
- summary = summary
- )
- if question.wiki:
- question.last_edited_by = question.author
- question.last_edited_at = added_at
- question.wikified_at = added_at
-
- question.save()
-
- # create the first revision
- QuestionRevision.objects.create(
- question = question,
- revision = 1,
- title = question.title,
- author = author,
- revised_at = added_at,
- tagnames = question.tagnames,
- summary = CONST['default_version'],
- text = text
- )
- return question
+from django.utils.translation import ugettext as _
question_view = django.dispatch.Signal(providing_args=['instance', 'user'])
-class Question(Content):
- title = models.CharField(max_length=300)
- tags = models.ManyToManyField(Tag, related_name='questions')
- answer_accepted = models.BooleanField(default=False)
- closed = models.BooleanField(default=False)
- closed_by = models.ForeignKey(User, null=True, blank=True, related_name='closed_questions')
- closed_at = models.DateTimeField(null=True, blank=True)
- close_reason = models.SmallIntegerField(choices=CLOSE_REASONS, null=True, blank=True)
- followed_by = models.ManyToManyField(User, related_name='followed_questions')
- subscribers = models.ManyToManyField(User, related_name='subscriptions', through='QuestionSubscription')
+class QuestionManager(NodeManager):
+ def search(self, keywords):
+ return False, self.filter(models.Q(title__icontains=keywords) | models.Q(body__icontains=keywords))
- # Denormalised data
- answer_count = models.PositiveIntegerField(default=0)
- view_count = models.IntegerField(default=0)
- favourite_count = models.IntegerField(default=0)
- last_activity_at = models.DateTimeField(default=datetime.datetime.now)
- last_activity_by = models.ForeignKey(User, related_name='last_active_in_questions')
- tagnames = models.CharField(max_length=125)
- summary = models.CharField(max_length=180)
+class Question(Node):
+ class Meta(Node.Meta):
+ proxy = True
- favorited_by = models.ManyToManyField(User, through='FavoriteQuestion', related_name='favorite_questions')
+ answer_count = DenormalizedField("children", ~models.Q(state_string__contains="(deleted)"), node_type="answer")
+ favorite_count = DenormalizedField("actions", action_type="favorite", canceled=False)
+ friendly_name = _("question")
objects = QuestionManager()
- class Meta(Content.Meta):
- db_table = u'question'
-
- def delete(self):
- super(Question, self).delete()
- try:
- ping_google()
- except Exception:
- logging.debug('problem pinging google did you register you sitemap with google?')
-
- def get_tag_list_if_changed(self):
- dirty = self.get_dirty_fields()
-
- if 'tagnames' in dirty:
- new_tags = self.tagname_list()
-
- old_tags = dirty['tagnames']
- if old_tags is None:
- old_tags = []
- else:
- old_tags = [name for name in dirty['tagnames'].split(u' ')]
-
- tag_list = []
+ @property
+ def closed(self):
+ return self.nis.closed
- for name in new_tags:
- try:
- tag = Tag.objects.get(name=name)
- except:
- tag = Tag.objects.create(name=name, created_by=self.last_edited_by or self.author)
+ @property
+ def view_count(self):
+ return self.extra_count
- tag_list.append(tag)
+ @property
+ def headline(self):
+ if self.nis.deleted:
+ return _('[deleted] ') + self.title
- if not name in old_tags:
- tag.used_count = tag.used_count + 1
- if tag.deleted:
- tag.unmark_deleted()
- tag.save()
+ if self.nis.closed:
+ return _('[closed] ') + self.title
- for name in [n for n in old_tags if not n in new_tags]:
- tag = Tag.objects.get(name=name)
- tag.used_count = tag.used_count - 1
- if tag.used_count == 0:
- tag.mark_deleted(self.last_edited_by or self.author)
- tag.save()
-
- return tag_list
-
- return None
-
- def save(self, *args, **kwargs):
- tags = self.get_tag_list_if_changed()
- super(Question, self).save(*args, **kwargs)
- if not tags is None: self.tags = tags
+ return self.title
- def tagname_list(self):
- """Creates a list of Tag names from the ``tagnames`` attribute."""
- return [name for name in self.tagnames.split(u' ')]
+ @property
+ def answer_accepted(self):
+ return self.extra_ref is not None
- def tagname_meta_generator(self):
- return u','.join([unicode(tag) for tag in self.tagname_list()])
+ @property
+ def accepted_answer(self):
+ return self.extra_ref
@models.permalink
def get_absolute_url(self):
return ('question', (), {'id': self.id, 'slug': django_urlquote(slugify(self.title))})
- def get_answer_count_by_user(self, user_id):
- from answer import Answer
- query_set = Answer.objects.filter(author__id=user_id)
- return query_set.filter(question=self).count()
-
- def get_question_title(self):
- if self.closed:
- attr = CONST['closed']
- elif self.deleted:
- attr = CONST['deleted']
- else:
- attr = None
- if attr is not None:
- return u'%s %s' % (self.title, attr)
- else:
- return self.title
-
def get_revision_url(self):
return reverse('question_revisions', args=[self.id])
- def get_latest_revision(self):
- return self.revisions.all()[0]
-
- def get_last_update_info(self):
- when, who = self.post_get_last_update_info()
-
- answers = self.answers.all()
- if len(answers) > 0:
- for a in answers:
- a_when, a_who = a.post_get_last_update_info()
- if a_when > when:
- when = a_when
- who = a_who
-
- return when, who
-
def get_related_questions(self, count=10):
cache_key = '%s.related_questions:%d:%d' % (settings.APP_URL, count, self.id)
related_list = cache.get(cache_key)
if related_list is None:
- related_list = Question.objects.values('id').filter(tags__id__in=[t.id for t in self.tags.all()]
- ).exclude(id=self.id).exclude(deleted=True).annotate(frequency=models.Count('id')).order_by('-frequency')[:count]
+ related_list = Question.objects.filter_state(deleted=False).values('id').filter(tags__id__in=[t.id for t in self.tags.all()]
+ ).exclude(id=self.id).annotate(frequency=models.Count('id')).order_by('-frequency')[:count]
cache.set(cache_key, related_list, 60 * 60)
return [Question.objects.get(id=r['id']) for r in related_list]
- def __unicode__(self):
- return self.title
def question_viewed(instance, **kwargs):
- instance.view_count += 1
+ instance.extra_count += 1
instance.save()
question_view.connect(question_viewed)
-class FavoriteQuestion(models.Model):
- """A favorite Question of a User."""
- question = models.ForeignKey('Question')
- user = models.ForeignKey(User, related_name='user_favorite_questions')
- added_at = models.DateTimeField(default=datetime.datetime.now)
-
- class Meta:
- unique_together = ('question', 'user')
- app_label = 'forum'
- db_table = u'favorite_question'
-
- def __unicode__(self):
- return '[%s] favorited at %s' %(self.user, self.added_at)
-
- def _update_question_fav_count(self, diff):
- self.question.favourite_count = self.question.favourite_count + diff
- self.question.save()
-
- def save(self, *args, **kwargs):
- super(FavoriteQuestion, self).save(*args, **kwargs)
- if self._is_new:
- self._update_question_fav_count(1)
-
- def delete(self):
- self._update_question_fav_count(-1)
- super(FavoriteQuestion, self).delete()
class QuestionSubscription(models.Model):
user = models.ForeignKey(User)
- question = models.ForeignKey(Question)
+ question = models.ForeignKey(Node)
auto_subscription = models.BooleanField(default=True)
last_view = models.DateTimeField(default=datetime.datetime.now())
class Meta:
app_label = 'forum'
-class QuestionRevision(ContentRevision):
- """A revision of a Question."""
- question = models.ForeignKey(Question, related_name='revisions')
- title = models.CharField(max_length=300)
- tagnames = models.CharField(max_length=125)
- class Meta(ContentRevision.Meta):
- db_table = u'question_revision'
- ordering = ('-revision',)
-
- def get_question_title(self):
- return self.question.title
-
- def get_absolute_url(self):
- #print 'in QuestionRevision.get_absolute_url()'
- return reverse('question_revisions', args=[self.question.id])
-
- def save(self, *args, **kwargs):
- """Looks up the next available revision number."""
- if not self.revision:
- self.revision = QuestionRevision.objects.filter(
- question=self.question).values_list('revision',
- flat=True)[0] + 1
- super(QuestionRevision, self).save(*args, **kwargs)
-
- def __unicode__(self):
- return u'revision %s of %s' % (self.revision, self.title)
-
-class AnonymousQuestion(AnonymousContent):
- title = models.CharField(max_length=300)
- tagnames = models.CharField(max_length=125)
-
- def publish(self,user):
- added_at = datetime.datetime.now()
- Question.objects.create_new(title=self.title, author=user, added_at=added_at,
- wiki=self.wiki, tagnames=self.tagnames,
- summary=self.summary, text=self.text)
- self.delete()
-
-from answer import Answer, AnswerManager
+class QuestionRevision(NodeRevision):
+ class Meta:
+ proxy = True
+