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import datetime
import hashlib
from urllib import quote_plus, urlencode
from django.db import models, IntegrityError, connection, transaction
from django.utils.http import urlquote as django_urlquote
from django.utils.html import strip_tags
from django.core.urlresolvers import reverse
from django.contrib.auth.models import User
from django.contrib.contenttypes import generic
from django.contrib.contenttypes.models import ContentType
from django.template.defaultfilters import slugify
from django.db.models.signals import post_delete, post_save, pre_save
from django.utils.translation import ugettext as _
from django.utils.safestring import mark_safe
from django.contrib.sitemaps import ping_google
import django.dispatch
from django.conf import settings
import logging
#todo: sphinx search import used to be here
from forum.const import *
class UserContent(models.Model):
user = models.ForeignKey(User, related_name='%(class)ss')
class Meta:
abstract = True
app_label = 'forum'
class MetaContent(models.Model):
"""
Base class for Vote, Comment and FlaggedItem
"""
content_type = models.ForeignKey(ContentType)
object_id = models.PositiveIntegerField()
content_object = generic.GenericForeignKey('content_type', 'object_id')
class Meta:
abstract = True
app_label = 'forum'
class DeletableContent(models.Model):
deleted = models.BooleanField(default=False)
deleted_at = models.DateTimeField(null=True, blank=True)
deleted_by = models.ForeignKey(User, null=True, blank=True, related_name='deleted_%(class)ss')
class Meta:
abstract = True
app_label = 'forum'
class ContentRevision(models.Model):
"""
Base class for QuestionRevision and AnswerRevision
"""
revision = models.PositiveIntegerField()
author = models.ForeignKey(User, related_name='%(class)ss')
revised_at = models.DateTimeField()
summary = models.CharField(max_length=300, blank=True)
text = models.TextField()
class Meta:
abstract = True
app_label = 'forum'
class AnonymousContent(models.Model):
"""
Base class for AnonymousQuestion and AnonymousAnswer
"""
session_key = models.CharField(max_length=40) #session id for anonymous questions
wiki = models.BooleanField(default=False)
added_at = models.DateTimeField(default=datetime.datetime.now)
ip_addr = models.IPAddressField(max_length=21) #allow high port numbers
author = models.ForeignKey(User,null=True)
text = models.TextField()
summary = models.CharField(max_length=180)
class Meta:
abstract = True
app_label = 'forum'
from meta import Comment, Vote, FlaggedItem
class Content(models.Model):
"""
Base class for Question and Answer
"""
author = models.ForeignKey(User, related_name='%(class)ss')
added_at = models.DateTimeField(default=datetime.datetime.now)
wiki = models.BooleanField(default=False)
wikified_at = models.DateTimeField(null=True, blank=True)
locked = models.BooleanField(default=False)
locked_by = models.ForeignKey(User, null=True, blank=True, related_name='locked_%(class)ss')
locked_at = models.DateTimeField(null=True, blank=True)
score = models.IntegerField(default=0)
vote_up_count = models.IntegerField(default=0)
vote_down_count = models.IntegerField(default=0)
comment_count = models.PositiveIntegerField(default=0)
offensive_flag_count = models.SmallIntegerField(default=0)
last_edited_at = models.DateTimeField(null=True, blank=True)
last_edited_by = models.ForeignKey(User, null=True, blank=True, related_name='last_edited_%(class)ss')
html = models.TextField(null=True)
text = models.TextField(null=True) #denormalized copy of latest revision
comments = generic.GenericRelation(Comment)
votes = generic.GenericRelation(Vote)
flagged_items = generic.GenericRelation(FlaggedItem)
class Meta:
abstract = True
app_label = 'forum'
def save(self,**kwargs):
super(Content,self).save(**kwargs)
try:
ping_google()
except Exception:
logging.debug('problem pinging google did you register you sitemap with google?')
def get_comments(self):
comments = self.comments.all().order_by('id')
return comments
def add_comment(self, comment=None, user=None, added_at=None):
if added_at is None:
added_at = datetime.datetime.now()
if None in (comment ,user):
raise Exception('arguments comment and user are required')
Comment = models.get_model('forum','Comment')#todo: forum hardcoded
comment = Comment(content_object=self, comment=comment, user=user, added_at=added_at)
comment.save()
self.comment_count = self.comment_count + 1
self.save()
def get_latest_revision(self):
return self.revisions.all()[0]
def post_get_last_update_info(self):#todo: rename this subroutine
when = self.added_at
who = self.author
if self.last_edited_at and self.last_edited_at > when:
when = self.last_edited_at
who = self.last_edited_by
comments = self.comments.all()
if len(comments) > 0:
for c in comments:
if c.added_at > when:
when = c.added_at
who = c.user
return when, who
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