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from django.db import models
from base import MetaContent, UserContent
from base import render_post_text_and_get_newly_mentioned_users
from base import save_content
from forum import const
import datetime
class VoteManager(models.Manager):
def get_up_vote_count_from_user(self, user):
if user is not None:
return self.filter(user=user, vote=1).count()
else:
return 0
def get_down_vote_count_from_user(self, user):
if user is not None:
return self.filter(user=user, vote=-1).count()
else:
return 0
def get_votes_count_today_from_user(self, user):
if user is not None:
today = datetime.date.today()
return self.filter(user=user, voted_at__range=(today, today + datetime.timedelta(1))).count()
else:
return 0
class Vote(MetaContent, UserContent):
VOTE_UP = +1
VOTE_DOWN = -1
VOTE_CHOICES = (
(VOTE_UP, u'Up'),
(VOTE_DOWN, u'Down'),
)
vote = models.SmallIntegerField(choices=VOTE_CHOICES)
voted_at = models.DateTimeField(default=datetime.datetime.now)
objects = VoteManager()
class Meta(MetaContent.Meta):
unique_together = ('content_type', 'object_id', 'user')
db_table = u'vote'
def __unicode__(self):
return '[%s] voted at %s: %s' %(self.user, self.voted_at, self.vote)
def is_upvote(self):
return self.vote == self.VOTE_UP
def is_downvote(self):
return self.vote == self.VOTE_DOWN
def is_opposite(self, vote_type):
assert(vote_type in (self.VOTE_UP, self.VOTE_DOWN))
return self.vote != vote_type
class FlaggedItemManager(models.Manager):
def get_flagged_items_count_today(self, user):
if user is not None:
today = datetime.date.today()
return self.filter(user=user, flagged_at__range=(today, today + datetime.timedelta(1))).count()
else:
return 0
class FlaggedItem(MetaContent, UserContent):
"""A flag on a Question or Answer indicating offensive content."""
flagged_at = models.DateTimeField(default=datetime.datetime.now)
objects = FlaggedItemManager()
class Meta(MetaContent.Meta):
unique_together = ('content_type', 'object_id', 'user')
db_table = u'flagged_item'
def __unicode__(self):
return '[%s] flagged at %s' %(self.user, self.flagged_at)
class Comment(MetaContent, UserContent):
comment = models.CharField(max_length = const.COMMENT_HARD_MAX_LENGTH)
added_at = models.DateTimeField(default = datetime.datetime.now)
html = models.CharField(max_length = const.COMMENT_HARD_MAX_LENGTH, default='')
class Meta(MetaContent.Meta):
ordering = ('-added_at',)
db_table = u'comment'
def get_origin_post(self):
return self.content_object.get_origin_post()
#todo: maybe remove this wnen post models are unified
def get_text(self):
return self.comment
_render_text_and_get_newly_mentioned_users = \
render_post_text_and_get_newly_mentioned_users
_save = save_content
def save(self,**kwargs):
self._save(urlize_content = True)
def get_updated_activity_type(self):
if self.content_object.__class__.__name__ == 'Question':
return const.TYPE_ACTIVITY_COMMENT_QUESTION
elif self.content_object.__class__.__name__ == 'Answer':
return const.TYPE_ACTIVITY_COMMENT_ANSWER
def get_potentially_interested_users(self):
users = set()
users.update(
#get authors of parent object and all associated comments
self.content_object.get_author_list(
include_comments = True,
)
)
users -= set([self.user])#remove activity user
return list(users)
def delete(self, **kwargs):
#todo: not very good import in models of other models
#todo: potentially a circular import
from forum.models.user import Activity
Activity.objects.get_mentions(
mentioned_in = self
).delete()
super(Comment,self).delete(**kwargs)
def get_absolute_url(self):
origin_post = self.get_origin_post()
return '%s#comment-%d' % (origin_post.get_absolute_url(), self.id)
def get_latest_revision_number(self):
return 1
def __unicode__(self):
return self.comment
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