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|
import logging
import re
import hashlib
import datetime
import urllib
from django.core.urlresolvers import reverse, NoReverseMatch
from django.db.models import signals as django_signals
from django.template import Context
from django.utils.translation import ugettext as _
from django.utils.translation import ungettext
from django.contrib.auth.models import User
from django.utils.safestring import mark_safe
from django.db import models
from django.conf import settings as django_settings
from django.contrib.contenttypes.models import ContentType
from django.core import exceptions as django_exceptions
from django_countries.fields import CountryField
import askbot
from askbot import exceptions as askbot_exceptions
from askbot import const
from askbot.conf import settings as askbot_settings
from askbot.models.question import Question, Thread
from askbot.models.question import QuestionView, AnonymousQuestion
from askbot.models.question import FavoriteQuestion
from askbot.models.answer import Answer, AnonymousAnswer
from askbot.models.tag import Tag, MarkedTag
from askbot.models.meta import Vote, Comment
from askbot.models.user import EmailFeedSetting, ActivityAuditStatus, Activity
from askbot.models.post import PostRevision
from askbot.models import signals
from askbot.models.badges import award_badges_signal, get_badge, init_badges
#from user import AuthKeyUserAssociation
from askbot.models.repute import BadgeData, Award, Repute
from askbot import auth
from askbot.utils.decorators import auto_now_timestamp
from askbot.utils.slug import slugify
from askbot.utils.diff import textDiff as htmldiff
from askbot.utils import mail
from askbot import startup_procedures
startup_procedures.run()
def get_model(model_name):
return models.get_model('askbot', model_name)
User.add_to_class(
'status',
models.CharField(
max_length = 2,
default = const.DEFAULT_USER_STATUS,
choices = const.USER_STATUS_CHOICES
)
)
User.add_to_class('email_isvalid', models.BooleanField(default=False))
User.add_to_class('email_key', models.CharField(max_length=32, null=True))
#hardcoded initial reputaion of 1, no setting for this one
User.add_to_class('reputation',
models.PositiveIntegerField(default=const.MIN_REPUTATION)
)
User.add_to_class('gravatar', models.CharField(max_length=32))
#User.add_to_class('has_custom_avatar', models.BooleanField(default=False))
User.add_to_class(
'avatar_type',
models.CharField(max_length=1,
choices=const.AVATAR_STATUS_CHOICE,
default='n')
)
User.add_to_class('gold', models.SmallIntegerField(default=0))
User.add_to_class('silver', models.SmallIntegerField(default=0))
User.add_to_class('bronze', models.SmallIntegerField(default=0))
User.add_to_class(
'questions_per_page',
models.SmallIntegerField(
choices=const.QUESTIONS_PER_PAGE_USER_CHOICES,
default=10
)
)
User.add_to_class('last_seen',
models.DateTimeField(default=datetime.datetime.now))
User.add_to_class('real_name', models.CharField(max_length=100, blank=True))
User.add_to_class('website', models.URLField(max_length=200, blank=True))
#location field is actually city
User.add_to_class('location', models.CharField(max_length=100, blank=True))
User.add_to_class('country', CountryField(blank = True))
User.add_to_class('show_country', models.BooleanField(default = False))
User.add_to_class('date_of_birth', models.DateField(null=True, blank=True))
User.add_to_class('about', models.TextField(blank=True))
#interesting tags and ignored tags are to store wildcard tag selections only
User.add_to_class('interesting_tags', models.TextField(blank = True))
User.add_to_class('ignored_tags', models.TextField(blank = True))
User.add_to_class(
'email_tag_filter_strategy',
models.SmallIntegerField(
choices=const.TAG_FILTER_STRATEGY_CHOICES,
default=const.EXCLUDE_IGNORED
)
)
User.add_to_class(
'display_tag_filter_strategy',
models.SmallIntegerField(
choices=const.TAG_FILTER_STRATEGY_CHOICES,
default=const.INCLUDE_ALL
)
)
User.add_to_class('new_response_count', models.IntegerField(default=0))
User.add_to_class('seen_response_count', models.IntegerField(default=0))
User.add_to_class('consecutive_days_visit_count', models.IntegerField(default = 0))
GRAVATAR_TEMPLATE = "http://www.gravatar.com/avatar/%(gravatar)s?" + \
"s=%(size)d&d=%(type)s&r=PG"
def user_get_gravatar_url(self, size):
"""returns gravatar url
"""
return GRAVATAR_TEMPLATE % {
'gravatar': self.gravatar,
'type': askbot_settings.GRAVATAR_TYPE,
'size': size,
}
def user_get_avatar_url(self, size):
"""returns avatar url - by default - gravatar,
but if application django-avatar is installed
it will use avatar provided through that app
"""
if 'avatar' in django_settings.INSTALLED_APPS:
if self.avatar_type == 'n':
import avatar
if avatar.settings.AVATAR_GRAVATAR_BACKUP:
return self.get_gravatar_url(size)
else:
return avatar.utils.get_default_avatar_url()
elif self.avatar_type == 'a':
kwargs = {'user_id': self.id, 'size': size}
try:
return reverse('avatar_render_primary', kwargs = kwargs)
except NoReverseMatch:
message = 'Please, make sure that avatar urls are in the urls.py '\
'or update your django-avatar app, '\
'currently it is impossible to serve avatars.'
logging.critical(message)
raise django_exceptions.ImproperlyConfigured(message)
else:
return self.get_gravatar_url(size)
else:
return self.get_gravatar_url(size)
def user_update_avatar_type(self):
"""counts number of custom avatars
and if zero, sets avatar_type to False,
True otherwise. The method is called only if
avatar application is installed.
Saves the object.
"""
if 'avatar' in django_settings.INSTALLED_APPS:
if self.avatar_set.count() > 0:
self.avatar_type = 'a'
else:
self.avatar_type = _check_gravatar(self.gravatar)
else:
self.avatar_type = _check_gravatar(self.gravatar)
self.save()
def _check_gravatar(gravatar):
gravatar_url = "http://www.gravatar.com/avatar/%s?d=404" % gravatar
code = urllib.urlopen(gravatar_url).getcode()
if urllib.urlopen(gravatar_url).getcode() != 404:
return 'g' #gravatar
else:
return 'n' #none
def user_get_old_vote_for_post(self, post):
"""returns previous vote for this post
by the user or None, if does not exist
raises assertion_error is number of old votes is > 1
which is illegal
"""
post_content_type = ContentType.objects.get_for_model(post)
old_votes = Vote.objects.filter(
user = self,
content_type = post_content_type,
object_id = post.id
)
if len(old_votes) == 0:
return None
else:
assert(len(old_votes) == 1)
return old_votes[0]
def user_has_affinity_to_question(self, question = None, affinity_type = None):
"""returns True if number of tag overlap of the user tag
selection with the question is 0 and False otherwise
affinity_type can be either "like" or "dislike"
"""
if affinity_type == 'like':
tag_selection_type = 'good'
wildcards = self.interesting_tags.split()
elif affinity_type == 'dislike':
tag_selection_type = 'bad'
wildcards = self.ignored_tags.split()
else:
raise ValueError('unexpected affinity type %s' % str(affinity_type))
question_tags = question.tags.all()
intersecting_tag_selections = self.tag_selections.filter(
tag__in = question_tags,
reason = tag_selection_type
)
#count number of overlapping tags
if intersecting_tag_selections.count() > 0:
return True
elif askbot_settings.USE_WILDCARD_TAGS == False:
return False
#match question tags against wildcards
for tag in question_tags:
for wildcard in wildcards:
if tag.name.startswith(wildcard[:-1]):
return True
return False
def user_has_ignored_wildcard_tags(self):
"""True if wildcard tags are on and
user has some"""
return (
askbot_settings.USE_WILDCARD_TAGS \
and self.ignored_tags != ''
)
def user_has_interesting_wildcard_tags(self):
"""True in wildcard tags aro on and
user has nome interesting wildcard tags selected
"""
return (
askbot_settings.USE_WILDCARD_TAGS \
and self.interesting_tags != ''
)
def user_can_have_strong_url(self):
"""True if user's homepage url can be
followed by the search engine crawlers"""
return (self.reputation >= askbot_settings.MIN_REP_TO_HAVE_STRONG_URL)
def _assert_user_can(
user = None,
post = None, #related post (may be parent)
admin_or_moderator_required = False,
owner_can = False,
suspended_owner_cannot = False,
owner_min_rep_setting = None,
blocked_error_message = None,
suspended_error_message = None,
min_rep_setting = None,
low_rep_error_message = None,
owner_low_rep_error_message = None,
general_error_message = None
):
"""generic helper assert for use in several
User.assert_can_XYZ() calls regarding changing content
user is required and at least one error message
if assertion fails, method raises exception.PermissionDenied
with appropriate text as a payload
"""
if blocked_error_message and user.is_blocked():
error_message = blocked_error_message
elif post and owner_can and user == post.get_owner():
if owner_min_rep_setting:
if post.get_owner().reputation < owner_min_rep_setting:
if user.is_moderator() or user.is_administrator():
return
else:
assert(owner_low_rep_error_message is not None)
raise askbot_exceptions.InsufficientReputation(
owner_low_rep_error_message
)
if suspended_owner_cannot and user.is_suspended():
if suspended_error_message:
error_message = suspended_error_message
else:
error_message = general_error_message
assert(error_message is not None)
raise django_exceptions.PermissionDenied(error_message)
else:
return
return
elif suspended_error_message and user.is_suspended():
error_message = suspended_error_message
elif user.is_administrator() or user.is_moderator():
return
elif low_rep_error_message and user.reputation < min_rep_setting:
raise askbot_exceptions.InsufficientReputation(low_rep_error_message)
else:
if admin_or_moderator_required == False:
return
#if admin or moderator is required, then substitute the message
if admin_or_moderator_required:
error_message = general_error_message
assert(error_message is not None)
raise django_exceptions.PermissionDenied(error_message)
def user_assert_can_unaccept_best_answer(self, answer = None):
assert(isinstance(answer, Answer))
blocked_error_message = _(
'Sorry, you cannot accept or unaccept best answers '
'because your account is blocked'
)
suspended_error_message = _(
'Sorry, you cannot accept or unaccept best answers '
'because your account is suspended'
)
if self.is_blocked():
error_message = blocked_error_message
elif self.is_suspended():
error_message = suspended_error_message
elif self == answer.question.get_owner():
if self == answer.get_owner():
if not self.is_administrator():
#check rep
min_rep_setting = askbot_settings.MIN_REP_TO_ACCEPT_OWN_ANSWER
low_rep_error_message = _(
">%(points)s points required to accept or unaccept "
" your own answer to your own question"
) % {'points': min_rep_setting}
_assert_user_can(
user = self,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
min_rep_setting = min_rep_setting,
low_rep_error_message = low_rep_error_message
)
return # success
elif self.is_administrator() or self.is_moderator():
will_be_able_at = (
answer.added_at +
datetime.timedelta(
days=askbot_settings.MIN_DAYS_FOR_STAFF_TO_ACCEPT_ANSWER)
)
if datetime.datetime.now() < will_be_able_at:
error_message = _(
'Sorry, you will be able to accept this answer '
'only after %(will_be_able_at)s'
) % {'will_be_able_at': will_be_able_at.strftime('%d/%m/%Y')}
else:
return
else:
error_message = _(
'Sorry, only moderators or original author of the question '
' - %(username)s - can accept or unaccept the best answer'
) % {'username': answer.get_owner().username}
raise django_exceptions.PermissionDenied(error_message)
def user_assert_can_accept_best_answer(self, answer = None):
assert(isinstance(answer, Answer))
self.assert_can_unaccept_best_answer(answer)
def user_assert_can_vote_for_post(
self,
post = None,
direction = None,
):
"""raises exceptions.PermissionDenied exception
if user can't in fact upvote
:param:direction can be 'up' or 'down'
:param:post can be instance of question or answer
"""
#todo: after unifying models this if else will go away
if isinstance(post, Comment):
post_author = post.user
else:
post_author = post.author
if self == post_author:
raise django_exceptions.PermissionDenied(_('cannot vote for own posts'))
blocked_error_message = _(
'Sorry your account appears to be blocked ' +
'and you cannot vote - please contact the ' +
'site administrator to resolve the issue'
),
suspended_error_message = _(
'Sorry your account appears to be suspended ' +
'and you cannot vote - please contact the ' +
'site administrator to resolve the issue'
)
assert(direction in ('up', 'down'))
if direction == 'up':
min_rep_setting = askbot_settings.MIN_REP_TO_VOTE_UP
low_rep_error_message = _(
">%(points)s points required to upvote"
) % \
{'points': askbot_settings.MIN_REP_TO_VOTE_UP}
else:
min_rep_setting = askbot_settings.MIN_REP_TO_VOTE_DOWN
low_rep_error_message = _(
">%(points)s points required to downvote"
) % \
{'points': askbot_settings.MIN_REP_TO_VOTE_DOWN}
_assert_user_can(
user = self,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
min_rep_setting = min_rep_setting,
low_rep_error_message = low_rep_error_message
)
def user_assert_can_upload_file(request_user):
blocked_error_message = _('Sorry, blocked users cannot upload files')
suspended_error_message = _('Sorry, suspended users cannot upload files')
low_rep_error_message = _(
'uploading images is limited to users '
'with >%(min_rep)s reputation points'
) % {'min_rep': askbot_settings.MIN_REP_TO_UPLOAD_FILES }
_assert_user_can(
user = request_user,
suspended_error_message = suspended_error_message,
min_rep_setting = askbot_settings.MIN_REP_TO_UPLOAD_FILES,
low_rep_error_message = low_rep_error_message
)
def user_assert_can_post_question(self):
"""raises exceptions.PermissionDenied with
text that has the reason for the denial
"""
_assert_user_can(
user = self,
blocked_error_message = _('blocked users cannot post'),
suspended_error_message = _('suspended users cannot post'),
)
def user_assert_can_post_answer(self):
"""same as user_can_post_question
"""
self.assert_can_post_question()
def user_assert_can_edit_comment(self, comment = None):
"""raises exceptions.PermissionDenied if user
cannot edit comment with the reason given as message
only owners, moderators or admins can edit comments
"""
if self.is_administrator() or self.is_moderator():
return
else:
if comment.user == self:
if askbot_settings.USE_TIME_LIMIT_TO_EDIT_COMMENT:
now = datetime.datetime.now()
delta_seconds = 60 * askbot_settings.MINUTES_TO_EDIT_COMMENT
if now - comment.added_at > datetime.timedelta(0, delta_seconds):
if comment.is_last():
return
error_message = ungettext(
'Sorry, comments (except the last one) are editable only '
'within %(minutes)s minute from posting',
'Sorry, comments (except the last one) are editable only '
'within %(minutes)s minutes from posting',
askbot_settings.MINUTES_TO_EDIT_COMMENT
) % {'minutes': askbot_settings.MINUTES_TO_EDIT_COMMENT}
raise django_exceptions.PermissionDenied(error_message)
return
else:
return
error_message = _(
'Sorry, but only post owners or moderators can edit comments'
)
raise django_exceptions.PermissionDenied(error_message)
def user_assert_can_post_comment(self, parent_post = None):
"""raises exceptions.PermissionDenied if
user cannot post comment
the reason will be in text of exception
"""
suspended_error_message = _(
'Sorry, since your account is suspended '
'you can comment only your own posts'
)
low_rep_error_message = _(
'Sorry, to comment any post a minimum reputation of '
'%(min_rep)s points is required. You can still comment '
'your own posts and answers to your questions'
) % {'min_rep': askbot_settings.MIN_REP_TO_LEAVE_COMMENTS}
try:
_assert_user_can(
user = self,
post = parent_post,
owner_can = True,
blocked_error_message = _('blocked users cannot post'),
suspended_error_message = suspended_error_message,
min_rep_setting = askbot_settings.MIN_REP_TO_LEAVE_COMMENTS,
low_rep_error_message = low_rep_error_message,
)
except askbot_exceptions.InsufficientReputation, e:
if isinstance(parent_post, Answer):
if self == parent_post.question.author:
return
raise e
def user_assert_can_see_deleted_post(self, post = None):
"""attn: this assertion is independently coded in
Question.get_answers call
"""
error_message = _(
'This post has been deleted and can be seen only '
'by post owners, site administrators and moderators'
)
_assert_user_can(
user = self,
post = post,
admin_or_moderator_required = True,
owner_can = True,
general_error_message = error_message
)
def user_assert_can_edit_deleted_post(self, post = None):
assert(post.deleted == True)
try:
self.assert_can_see_deleted_post(post)
except django_exceptions.PermissionDenied, e:
error_message = _(
'Sorry, only moderators, site administrators '
'and post owners can edit deleted posts'
)
raise django_exceptions.PermissionDenied(error_message)
def user_assert_can_edit_post(self, post = None):
"""assertion that raises exceptions.PermissionDenied
when user is not authorised to edit this post
"""
if post.deleted == True:
self.assert_can_edit_deleted_post(post)
return
blocked_error_message = _(
'Sorry, since your account is blocked '
'you cannot edit posts'
)
suspended_error_message = _(
'Sorry, since your account is suspended '
'you can edit only your own posts'
)
if post.wiki == True:
low_rep_error_message = _(
'Sorry, to edit wiki posts, a minimum '
'reputation of %(min_rep)s is required'
) % \
{'min_rep': askbot_settings.MIN_REP_TO_EDIT_WIKI}
min_rep_setting = askbot_settings.MIN_REP_TO_EDIT_WIKI
else:
low_rep_error_message = _(
'Sorry, to edit other people\'s posts, a minimum '
'reputation of %(min_rep)s is required'
) % \
{'min_rep': askbot_settings.MIN_REP_TO_EDIT_OTHERS_POSTS}
min_rep_setting = askbot_settings.MIN_REP_TO_EDIT_OTHERS_POSTS
_assert_user_can(
user = self,
post = post,
owner_can = True,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
low_rep_error_message = low_rep_error_message,
min_rep_setting = min_rep_setting
)
def user_assert_can_edit_question(self, question = None):
assert(isinstance(question, Question))
self.assert_can_edit_post(question)
def user_assert_can_edit_answer(self, answer = None):
assert(isinstance(answer, Answer))
self.assert_can_edit_post(answer)
def user_assert_can_delete_post(self, post = None):
if isinstance(post, Question):
self.assert_can_delete_question(question = post)
elif isinstance(post, Answer):
self.assert_can_delete_answer(answer = post)
elif isinstance(post, Comment):
self.assert_can_delete_comment(comment = post)
def user_assert_can_restore_post(self, post = None):
"""can_restore_rule is the same as can_delete
"""
self.assert_can_delete_post(post = post)
def user_assert_can_delete_question(self, question = None):
"""rules are the same as to delete answer,
except if question has answers already, when owner
cannot delete unless s/he is and adinistrator or moderator
"""
#cheating here. can_delete_answer wants argument named
#"question", so the argument name is skipped
self.assert_can_delete_answer(question)
if self == question.get_owner():
#if there are answers by other people,
#then deny, unless user in admin or moderator
answer_count = question.answers.exclude(
author = self,
).exclude(
score__lte = 0
).count()
if answer_count > 0:
if self.is_administrator() or self.is_moderator():
return
else:
msg = ungettext(
'Sorry, cannot delete your question since it '
'has an upvoted answer posted by someone else',
'Sorry, cannot delete your question since it '
'has some upvoted answers posted by other users',
answer_count
)
raise django_exceptions.PermissionDenied(msg)
def user_assert_can_delete_answer(self, answer = None):
"""intentionally use "post" word in the messages
instead of "answer", because this logic also applies to
assert on deleting question (in addition to some special rules)
"""
blocked_error_message = _(
'Sorry, since your account is blocked '
'you cannot delete posts'
)
suspended_error_message = _(
'Sorry, since your account is suspended '
'you can delete only your own posts'
)
low_rep_error_message = _(
'Sorry, to deleted other people\' posts, a minimum '
'reputation of %(min_rep)s is required'
) % \
{'min_rep': askbot_settings.MIN_REP_TO_DELETE_OTHERS_POSTS}
min_rep_setting = askbot_settings.MIN_REP_TO_DELETE_OTHERS_POSTS
_assert_user_can(
user = self,
post = answer,
owner_can = True,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
low_rep_error_message = low_rep_error_message,
min_rep_setting = min_rep_setting
)
def user_assert_can_close_question(self, question = None):
assert(isinstance(question, Question) == True)
blocked_error_message = _(
'Sorry, since your account is blocked '
'you cannot close questions'
)
suspended_error_message = _(
'Sorry, since your account is suspended '
'you cannot close questions'
)
low_rep_error_message = _(
'Sorry, to close other people\' posts, a minimum '
'reputation of %(min_rep)s is required'
) % \
{'min_rep': askbot_settings.MIN_REP_TO_CLOSE_OTHERS_QUESTIONS}
min_rep_setting = askbot_settings.MIN_REP_TO_CLOSE_OTHERS_QUESTIONS
owner_min_rep_setting = askbot_settings.MIN_REP_TO_CLOSE_OWN_QUESTIONS
owner_low_rep_error_message = _(
'Sorry, to close own question '
'a minimum reputation of %(min_rep)s is required'
) % {'min_rep': owner_min_rep_setting}
_assert_user_can(
user = self,
post = question,
owner_can = True,
suspended_owner_cannot = True,
owner_min_rep_setting = owner_min_rep_setting,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
low_rep_error_message = low_rep_error_message,
owner_low_rep_error_message = owner_low_rep_error_message,
min_rep_setting = min_rep_setting
)
def user_assert_can_reopen_question(self, question = None):
assert(isinstance(question, Question) == True)
owner_min_rep_setting = askbot_settings.MIN_REP_TO_REOPEN_OWN_QUESTIONS
general_error_message = _(
'Sorry, only administrators, moderators '
'or post owners with reputation > %(min_rep)s '
'can reopen questions.'
) % {'min_rep': owner_min_rep_setting }
owner_low_rep_error_message = _(
'Sorry, to reopen own question '
'a minimum reputation of %(min_rep)s is required'
) % {'min_rep': owner_min_rep_setting}
_assert_user_can(
user = self,
post = question,
admin_or_moderator_required = True,
owner_can = True,
suspended_owner_cannot = True,
owner_min_rep_setting = owner_min_rep_setting,
owner_low_rep_error_message = owner_low_rep_error_message,
general_error_message = general_error_message
)
def user_assert_can_flag_offensive(self, post = None):
assert(post is not None)
double_flagging_error_message = _('cannot flag message as offensive twice')
if self.get_flags_for_post(post).count() > 0:
raise askbot_exceptions.DuplicateCommand(double_flagging_error_message)
blocked_error_message = _('blocked users cannot flag posts')
suspended_error_message = _('suspended users cannot flag posts')
low_rep_error_message = _('need > %(min_rep)s points to flag spam') % \
{'min_rep': askbot_settings.MIN_REP_TO_FLAG_OFFENSIVE}
min_rep_setting = askbot_settings.MIN_REP_TO_FLAG_OFFENSIVE
_assert_user_can(
user = self,
post = post,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
low_rep_error_message = low_rep_error_message,
min_rep_setting = min_rep_setting
)
#one extra assertion
if self.is_administrator() or self.is_moderator():
return
else:
flag_count_today = self.get_flag_count_posted_today()
if flag_count_today >= askbot_settings.MAX_FLAGS_PER_USER_PER_DAY:
flags_exceeded_error_message = _(
'%(max_flags_per_day)s exceeded'
) % {
'max_flags_per_day': \
askbot_settings.MAX_FLAGS_PER_USER_PER_DAY
}
raise django_exceptions.PermissionDenied(flags_exceeded_error_message)
def user_assert_can_retag_question(self, question = None):
if question.deleted == True:
try:
self.assert_can_edit_deleted_post(question)
except django_exceptions.PermissionDenied:
error_message = _(
'Sorry, only question owners, '
'site administrators and moderators '
'can retag deleted questions'
)
raise django_exceptions.PermissionDenied(error_message)
blocked_error_message = _(
'Sorry, since your account is blocked '
'you cannot retag questions'
)
suspended_error_message = _(
'Sorry, since your account is suspended '
'you can retag only your own questions'
)
low_rep_error_message = _(
'Sorry, to retag questions a minimum '
'reputation of %(min_rep)s is required'
) % \
{'min_rep': askbot_settings.MIN_REP_TO_RETAG_OTHERS_QUESTIONS}
min_rep_setting = askbot_settings.MIN_REP_TO_RETAG_OTHERS_QUESTIONS
_assert_user_can(
user = self,
post = question,
owner_can = True,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
low_rep_error_message = low_rep_error_message,
min_rep_setting = min_rep_setting
)
def user_assert_can_delete_comment(self, comment = None):
blocked_error_message = _(
'Sorry, since your account is blocked '
'you cannot delete comment'
)
suspended_error_message = _(
'Sorry, since your account is suspended '
'you can delete only your own comments'
)
low_rep_error_message = _(
'Sorry, to delete comments '
'reputation of %(min_rep)s is required'
) % \
{'min_rep': askbot_settings.MIN_REP_TO_DELETE_OTHERS_COMMENTS}
min_rep_setting = askbot_settings.MIN_REP_TO_DELETE_OTHERS_COMMENTS
_assert_user_can(
user = self,
post = comment,
owner_can = True,
blocked_error_message = blocked_error_message,
suspended_error_message = suspended_error_message,
low_rep_error_message = low_rep_error_message,
min_rep_setting = min_rep_setting
)
def user_assert_can_revoke_old_vote(self, vote):
"""raises exceptions.PermissionDenied if old vote
cannot be revoked due to age of the vote
"""
if (datetime.datetime.now().day - vote.voted_at.day) \
>= askbot_settings.MAX_DAYS_TO_CANCEL_VOTE:
raise django_exceptions.PermissionDenied(_('cannot revoke old vote'))
def user_get_unused_votes_today(self):
"""returns number of votes that are
still available to the user today
"""
today = datetime.date.today()
one_day_interval = (today, today + datetime.timedelta(1))
used_votes = Vote.objects.filter(
user = self,
voted_at__range = one_day_interval
).count()
available_votes = askbot_settings.MAX_VOTES_PER_USER_PER_DAY - used_votes
return max(0, available_votes)
def user_post_comment(
self,
parent_post = None,
body_text = None,
timestamp = None,
):
"""post a comment on behalf of the user
to parent_post
"""
if body_text is None:
raise ValueError('body_text is required to post comment')
if parent_post is None:
raise ValueError('parent_post is required to post comment')
if timestamp is None:
timestamp = datetime.datetime.now()
self.assert_can_post_comment(parent_post = parent_post)
comment = parent_post.add_comment(
user = self,
comment = body_text,
added_at = timestamp,
)
award_badges_signal.send(None,
event = 'post_comment',
actor = self,
context_object = comment,
timestamp = timestamp
)
return comment
def user_post_anonymous_askbot_content(user, session_key):
"""posts any posts added just before logging in
the posts are identified by the session key, thus the second argument
this function is used by the signal handler with a similar name
"""
aq_list = AnonymousQuestion.objects.filter(session_key = session_key)
aa_list = AnonymousAnswer.objects.filter(session_key = session_key)
#from askbot.conf import settings as askbot_settings
if askbot_settings.EMAIL_VALIDATION == True:#add user to the record
for aq in aq_list:
aq.author = user
aq.save()
for aa in aa_list:
aa.author = user
aa.save()
#maybe add pending posts message?
else:
if user.is_blocked():
msg = _('blocked users cannot post')
user.message_set.create(message = msg)
elif user.is_suspended():
msg = _('suspended users cannot post')
user.message_set.create(message = msg)
else:
for aq in aq_list:
aq.publish(user)
for aa in aa_list:
aa.publish(user)
def user_mark_tags(
self,
tagnames = None,
wildcards = None,
reason = None,
action = None
):
"""subscribe for or ignore a list of tags
* ``tagnames`` and ``wildcards`` are lists of
pure tags and wildcard tags, respectively
* ``reason`` - either "good" or "bad"
* ``action`` - eitrer "add" or "remove"
"""
cleaned_wildcards = list()
assert(action in ('add', 'remove'))
if action == 'add':
assert(reason in ('good', 'bad'))
if wildcards:
cleaned_wildcards = self.update_wildcard_tag_selections(
action = action,
reason = reason,
wildcards = wildcards
)
if tagnames is None:
tagnames = list()
#below we update normal tag selections
marked_ts = MarkedTag.objects.filter(
user = self,
tag__name__in = tagnames
)
#todo: use the user api methods here instead of the straight ORM
cleaned_tagnames = list() #those that were actually updated
if action == 'remove':
logging.debug('deleting tag marks: %s' % ','.join(tagnames))
marked_ts.delete()
else:
marked_names = marked_ts.values_list('tag__name', flat = True)
if len(marked_names) < len(tagnames):
unmarked_names = set(tagnames).difference(set(marked_names))
ts = Tag.objects.filter(name__in = unmarked_names)
new_marks = list()
for tag in ts:
MarkedTag(
user = self,
reason = reason,
tag = tag
).save()
new_marks.append(tag.name)
cleaned_tagnames.extend(marked_names)
cleaned_tagnames.extend(new_marks)
else:
marked_ts.update(reason=reason)
cleaned_tagnames = tagnames
return cleaned_tagnames, cleaned_wildcards
@auto_now_timestamp
def user_retag_question(
self,
question = None,
tags = None,
timestamp = None,
silent = False
):
self.assert_can_retag_question(question)
question.retag(
retagged_by = self,
retagged_at = timestamp,
tagnames = tags,
silent = silent
)
award_badges_signal.send(None,
event = 'retag_question',
actor = self,
context_object = question,
timestamp = timestamp
)
@auto_now_timestamp
def user_accept_best_answer(
self, answer = None,
timestamp = None,
cancel = False,
force = False
):
if cancel:
return self.unaccept_best_answer(
answer = answer,
timestamp = timestamp,
force = force
)
if force == False:
self.assert_can_accept_best_answer(answer)
if answer.accepted == True:
return
prev_accepted_answers = answer.question.answers.filter(accepted = True)
for prev_answer in prev_accepted_answers:
auth.onAnswerAcceptCanceled(prev_answer, self)
auth.onAnswerAccept(answer, self, timestamp = timestamp)
award_badges_signal.send(None,
event = 'accept_best_answer',
actor = self,
context_object = answer,
timestamp = timestamp
)
@auto_now_timestamp
def user_unaccept_best_answer(
self, answer = None,
timestamp = None,
force = False
):
if force == False:
self.assert_can_unaccept_best_answer(answer)
if answer.accepted == False:
return
auth.onAnswerAcceptCanceled(answer, self)
@auto_now_timestamp
def user_delete_comment(
self,
comment = None,
timestamp = None
):
self.assert_can_delete_comment(comment = comment)
comment.delete()
@auto_now_timestamp
def user_delete_answer(
self,
answer = None,
timestamp = None
):
self.assert_can_delete_answer(answer = answer)
answer.deleted = True
answer.deleted_by = self
answer.deleted_at = timestamp
answer.save()
answer.question.thread.update_answer_count()
logging.debug('updated answer count to %d' % answer.question.thread.answer_count)
signals.delete_question_or_answer.send(
sender = answer.__class__,
instance = answer,
delete_by = self
)
award_badges_signal.send(None,
event = 'delete_post',
actor = self,
context_object = answer,
timestamp = timestamp
)
@auto_now_timestamp
def user_delete_question(
self,
question = None,
timestamp = None
):
self.assert_can_delete_question(question = question)
question.deleted = True
question.deleted_by = self
question.deleted_at = timestamp
question.save()
for tag in list(question.tags.all()):
if tag.used_count == 1:
tag.deleted = True
tag.deleted_by = self
tag.deleted_at = timestamp
else:
tag.used_count = tag.used_count - 1
tag.save()
signals.delete_question_or_answer.send(
sender = question.__class__,
instance = question,
delete_by = self
)
award_badges_signal.send(None,
event = 'delete_post',
actor = self,
context_object = question,
timestamp = timestamp
)
@auto_now_timestamp
def user_close_question(
self,
question = None,
reason = None,
timestamp = None
):
self.assert_can_close_question(question)
question.closed = True
question.closed_by = self
question.closed_at = timestamp
question.close_reason = reason
question.save()
@auto_now_timestamp
def user_reopen_question(
self,
question = None,
timestamp = None
):
self.assert_can_reopen_question(question)
question.closed = False
question.closed_by = self
question.closed_at = timestamp
question.close_reason = None
question.save()
def user_delete_post(
self,
post = None,
timestamp = None
):
"""generic delete method for all kinds of posts
if there is no use cases for it, the method will be removed
"""
if isinstance(post, Comment):
self.delete_comment(comment = post, timestamp = timestamp)
elif isinstance(post, Answer):
self.delete_answer(answer = post, timestamp = timestamp)
elif isinstance(post, Question):
self.delete_question(question = post, timestamp = timestamp)
else:
raise TypeError('either Comment, Question or Answer expected')
def user_restore_post(
self,
post = None,
timestamp = None
):
#here timestamp is not used, I guess added for consistency
self.assert_can_restore_post(post)
if isinstance(post, Question) or isinstance(post, Answer):
post.deleted = False
post.deleted_by = None
post.deleted_at = None
post.save()
if isinstance(post, Answer):
post.question.thread.update_answer_count()
elif isinstance(post, Question):
#todo: make sure that these tags actually exist
#some may have since been deleted for good
#or merged into others
for tag in list(post.tags.all()):
if tag.used_count == 1 and tag.deleted:
tag.deleted = False
tag.deleted_by = None
tag.deleted_at = None
tag.save()
else:
raise NotImplementedError()
def user_post_question(
self,
title = None,
body_text = None,
tags = None,
wiki = False,
is_anonymous = False,
timestamp = None
):
"""makes an assertion whether user can post the question
then posts it and returns the question object"""
self.assert_can_post_question()
if title is None:
raise ValueError('Title is required to post question')
if body_text is None:
raise ValueError('Text body is required to post question')
if tags is None:
raise ValueError('Tags are required to post question')
if timestamp is None:
timestamp = datetime.datetime.now()
question = Question.objects.create_new(
author = self,
title = title,
text = body_text,
tagnames = tags,
added_at = timestamp,
wiki = wiki,
is_anonymous = is_anonymous,
)
return question
def user_edit_comment(self, comment = None, body_text = None):
"""apply edit to a comment, the method does not
change the comments timestamp and no signals are sent
"""
self.assert_can_edit_comment(comment)
comment.comment = body_text
comment.parse_and_save(author = self)
@auto_now_timestamp
def user_edit_question(
self,
question = None,
title = None,
body_text = None,
revision_comment = None,
tags = None,
wiki = False,
edit_anonymously = False,
timestamp = None,
force = False,#if True - bypass the assert
):
if force == False:
self.assert_can_edit_question(question)
question.apply_edit(
edited_at = timestamp,
edited_by = self,
title = title,
text = body_text,
#todo: summary name clash in question and question revision
comment = revision_comment,
tags = tags,
wiki = wiki,
edit_anonymously = edit_anonymously,
)
award_badges_signal.send(None,
event = 'edit_question',
actor = self,
context_object = question,
timestamp = timestamp
)
@auto_now_timestamp
def user_edit_answer(
self,
answer = None,
body_text = None,
revision_comment = None,
wiki = False,
timestamp = None,
force = False#if True - bypass the assert
):
if force == False:
self.assert_can_edit_answer(answer)
answer.apply_edit(
edited_at = timestamp,
edited_by = self,
text = body_text,
comment = revision_comment,
wiki = wiki,
)
award_badges_signal.send(None,
event = 'edit_answer',
actor = self,
context_object = answer,
timestamp = timestamp
)
def user_post_answer(
self,
question = None,
body_text = None,
follow = False,
wiki = False,
timestamp = None
):
if self == question.author and not self.is_administrator():
# check date and rep required to post answer to own question
delta = datetime.timedelta(askbot_settings.MIN_DAYS_TO_ANSWER_OWN_QUESTION)
now = datetime.datetime.now()
asked = question.added_at
if (now - asked < delta and self.reputation < askbot_settings.MIN_REP_TO_ANSWER_OWN_QUESTION):
diff = asked + delta - now
days = diff.days
hours = int(diff.seconds/3600)
minutes = int(diff.seconds/60)
if days > 2:
if asked.year == now.year:
date_token = asked.strftime("%b %d")
else:
date_token = asked.strftime("%b %d '%y")
left = _('on %(date)s') % { 'date': date_token }
elif days == 2:
left = _('in two days')
elif days == 1:
left = _('tomorrow')
elif minutes >= 60:
left = ungettext('in %(hr)d hour','in %(hr)d hours',hours) % {'hr':hours}
else:
left = ungettext('in %(min)d min','in %(min)d mins',minutes) % {'min':minutes}
day = ungettext('%(days)d day','%(days)d days',askbot_settings.MIN_DAYS_TO_ANSWER_OWN_QUESTION) % {'days':askbot_settings.MIN_DAYS_TO_ANSWER_OWN_QUESTION}
error_message = _(
'New users must wait %(days)s before answering their own question. '
' You can post an answer %(left)s'
) % {'days': day,'left': left}
assert(error_message is not None)
raise django_exceptions.PermissionDenied(error_message)
self.assert_can_post_answer()
if not isinstance(question, Question):
raise TypeError('question argument must be provided')
if body_text is None:
raise ValueError('Body text is required to post answer')
if timestamp is None:
timestamp = datetime.datetime.now()
answer = Answer.objects.create_new(
question = question,
author = self,
text = body_text,
added_at = timestamp,
email_notify = follow,
wiki = wiki
)
award_badges_signal.send(None,
event = 'post_answer',
actor = self,
context_object = answer
)
return answer
def user_visit_question(self, question = None, timestamp = None):
"""create a QuestionView record
on behalf of the user represented by the self object
and mark it as taking place at timestamp time
and remove pending on-screen notifications about anything in
the post - question, answer or comments
"""
if not isinstance(question, Question):
raise TypeError('question type expected, have %s' % type(question))
if timestamp is None:
timestamp = datetime.datetime.now()
try:
question_view = QuestionView.objects.get(
who = self,
question = question
)
except QuestionView.DoesNotExist:
question_view = QuestionView(
who = self,
question = question
)
question_view.when = timestamp
question_view.save()
#filter memo objects on response activities directed to the qurrent user
#that refer to the children of the currently
#viewed question and clear them for the current user
ACTIVITY_TYPES = const.RESPONSE_ACTIVITY_TYPES_FOR_DISPLAY
ACTIVITY_TYPES += (const.TYPE_ACTIVITY_MENTION,)
audit_records = ActivityAuditStatus.objects.filter(
user = self,
status = ActivityAuditStatus.STATUS_NEW,
activity__question = question
)
cleared_record_count = audit_records.filter(
activity__activity_type__in = ACTIVITY_TYPES
).update(
status=ActivityAuditStatus.STATUS_SEEN
)
if cleared_record_count > 0:
self.update_response_counts()
#finally, mark admin memo objects if applicable
#the admin response counts are not denormalized b/c they are easy to obtain
if self.is_moderator() or self.is_administrator():
audit_records.filter(
activity__activity_type = const.TYPE_ACTIVITY_MARK_OFFENSIVE
).update(
status=ActivityAuditStatus.STATUS_SEEN
)
def user_is_username_taken(cls,username):
try:
cls.objects.get(username=username)
return True
except cls.MultipleObjectsReturned:
return True
except cls.DoesNotExist:
return False
def user_is_administrator(self):
"""checks whether user in the forum site administrator
the admin must be both superuser and staff member
the latter is because staff membership is required
to access the live settings"""
return (self.is_superuser and self.is_staff)
def user_remove_admin_status(self):
self.is_staff = False
self.is_superuser = False
def user_set_admin_status(self):
self.is_staff = True
self.is_superuser = True
def user_add_missing_askbot_subscriptions(self):
from askbot import forms#need to avoid circular dependency
form = forms.EditUserEmailFeedsForm()
need_feed_types = form.get_db_model_subscription_type_names()
have_feed_types = EmailFeedSetting.objects.filter(
subscriber = self
).values_list(
'feed_type', flat = True
)
missing_feed_types = set(need_feed_types) - set(have_feed_types)
for missing_feed_type in missing_feed_types:
attr_key = 'DEFAULT_NOTIFICATION_DELIVERY_SCHEDULE_%s' % missing_feed_type.upper()
freq = getattr(askbot_settings, attr_key)
feed_setting = EmailFeedSetting(
subscriber = self,
feed_type = missing_feed_type,
frequency = freq
)
feed_setting.save()
def user_is_moderator(self):
return (self.status == 'm' and self.is_administrator() == False)
def user_is_administrator_or_moderator(self):
return (self.is_administrator() or self.is_moderator())
def user_is_suspended(self):
return (self.status == 's')
def user_is_blocked(self):
return (self.status == 'b')
def user_is_watched(self):
return (self.status == 'w')
def user_is_approved(self):
return (self.status == 'a')
def user_is_owner_of(self, obj):
"""True if user owns object
False otherwise
"""
if isinstance(obj, Question):
return self == obj.author
else:
raise NotImplementedError()
def get_name_of_anonymous_user():
"""Returns name of the anonymous user
either comes from the live settyngs or the language
translation
very possible that this function does not belong here
"""
if askbot_settings.NAME_OF_ANONYMOUS_USER:
return askbot_settings.NAME_OF_ANONYMOUS_USER
else:
return _('Anonymous')
def user_get_anonymous_name(self):
"""Returns name of anonymous user
- convinience method for use in the template
macros that accept user as parameter
"""
return get_name_of_anonymous_user()
def user_set_status(self, new_status):
"""sets new status to user
this method understands that administrator status is
stored in the User.is_superuser field, but
everything else in User.status field
there is a slight aberration - administrator status
can be removed, but not added yet
if new status is applied to user, then the record is
committed to the database
"""
#d - administrator
#m - moderator
#s - suspended
#b - blocked
#w - watched
#a - approved (regular user)
assert(new_status in ('d', 'm', 's', 'b', 'w', 'a'))
if new_status == self.status:
return
#clear admin status if user was an administrator
#because this function is not dealing with the site admins
if new_status == 'd':
#create a new admin
self.set_admin_status()
else:
#This was the old method, kept in the else clause when changing
#to admin, so if you change the status to another thing that
#is not Administrator it will simply remove admin if the user have
#that permission, it will mostly be false.
if self.is_administrator():
self.remove_admin_status()
self.status = new_status
self.save()
@auto_now_timestamp
def user_moderate_user_reputation(
self,
user = None,
reputation_change = 0,
comment = None,
timestamp = None
):
"""add or subtract reputation of other user
"""
if reputation_change == 0:
return
if comment == None:
raise ValueError('comment is required to moderate user reputation')
new_rep = user.reputation + reputation_change
if new_rep < 1:
new_rep = 1 #todo: magic number
reputation_change = 1 - user.reputation
user.reputation = new_rep
user.save()
#any question. This is necessary because reputes are read in the
#user_reputation view with select_related('question__title') and it fails if
#ForeignKey is nullable even though it should work (according to the manual)
#probably a bug in the Django ORM
#fake_question = Question.objects.all()[:1][0]
#so in cases where reputation_type == 10
#question record is fake and is ignored
#this bug is hidden in call Repute.get_explanation_snippet()
repute = Repute(
user = user,
comment = comment,
#question = fake_question,
reputed_at = timestamp,
reputation_type = 10, #todo: fix magic number
reputation = user.reputation
)
if reputation_change < 0:
repute.negative = -1 * reputation_change
else:
repute.positive = reputation_change
repute.save()
def user_get_status_display(self, soft = False):
if self.is_administrator():
return _('Site Adminstrator')
elif self.is_moderator():
return _('Forum Moderator')
elif self.is_suspended():
return _('Suspended User')
elif self.is_blocked():
return _('Blocked User')
elif soft == True:
return _('Registered User')
elif self.is_watched():
return _('Watched User')
elif self.is_approved():
return _('Approved User')
else:
raise ValueError('Unknown user status')
def user_can_moderate_user(self, other):
if self.is_administrator():
return True
elif self.is_moderator():
if other.is_moderator() or other.is_administrator():
return False
else:
return True
else:
return False
def user_get_followed_question_alert_frequency(self):
feed_setting, created = EmailFeedSetting.objects.get_or_create(
subscriber=self,
feed_type='q_sel'
)
return feed_setting.frequency
def user_subscribe_for_followed_question_alerts(self):
"""turns on daily subscription for selected questions
otherwise does nothing
Returns ``True`` if the subscription was turned on and
``False`` otherwise
"""
feed_setting, created = EmailFeedSetting.objects.get_or_create(
subscriber = self,
feed_type = 'q_sel'
)
if feed_setting.frequency == 'n':
feed_setting.frequency = 'd'
feed_setting.save()
return True
return False
def user_get_tag_filtered_questions(self, questions = None):
"""Returns a query set of questions, tag filtered according
to the user choices. Parameter ``questions`` can be either ``None``
or a starting query set.
"""
if questions == None:
questions = Question.objects.all()
if self.email_tag_filter_strategy == const.EXCLUDE_IGNORED:
ignored_tags = Tag.objects.filter(
user_selections__reason = 'bad',
user_selections__user = self
)
wk = self.ignored_tags.strip().split()
ignored_by_wildcards = Tag.objects.get_by_wildcards(wk)
return questions.exclude(
tags__in = ignored_tags
).exclude(
tags__in = ignored_by_wildcards
)
elif self.email_tag_filter_strategy == const.INCLUDE_INTERESTING:
selected_tags = Tag.objects.filter(
user_selections__reason = 'good',
user_selections__user = self
)
wk = self.interesting_tags.strip().split()
selected_by_wildcards = Tag.objects.get_by_wildcards(wk)
tag_filter = models.Q(tags__in = list(selected_tags)) \
| models.Q(tags__in = list(selected_by_wildcards))
return questions.filter( tag_filter )
else:
return questions
def get_messages(self):
messages = []
for m in self.message_set.all():
messages.append(m.message)
return messages
def delete_messages(self):
self.message_set.all().delete()
#todo: find where this is used and replace with get_absolute_url
def get_profile_url(self):
"""Returns the URL for this User's profile."""
return reverse(
'user_profile',
kwargs={'id':self.id, 'slug':slugify(self.username)}
)
def user_get_absolute_url(self):
return self.get_profile_url()
def get_profile_link(self):
profile_link = u'<a href="%s">%s</a>' \
% (self.get_profile_url(),self.username)
return mark_safe(profile_link)
def user_get_karma_summary(self):
"""returns human readable sentence about
status of user's karma"""
return _("%(username)s karma is %(reputation)s") % \
{'username': self.username, 'reputation': self.reputation}
def user_get_badge_summary(self):
"""returns human readable sentence about
number of badges of different levels earned
by the user. It is assumed that user has some badges"""
badge_bits = list()
if self.gold:
bit = ungettext(
'one gold badge',
'%(count)d gold badges',
self.gold
) % {'count': self.gold}
badge_bits.append(bit)
if self.silver:
bit = ungettext(
'one silver badge',
'%(count)d silver badges',
self.gold
) % {'count': self.silver}
badge_bits.append(bit)
if self.silver:
bit = ungettext(
'one bronze badge',
'%(count)d bronze badges',
self.gold
) % {'count': self.bronze}
badge_bits.append(bit)
if len(badge_bits) == 1:
badge_str = badge_bits[0]
elif len(badge_bits) > 1:
last_bit = badge_bits.pop()
badge_str = ', '.join(badge_bits)
badge_str = _('%(item1)s and %(item2)s') % \
{'item1': badge_str, 'item2': last_bit}
else:
raise ValueError('user must have badges to call this function')
return _("%(user)s has %(badges)s") % {'user': self.username, 'badges':badge_str}
#series of methods for user vote-type commands
#same call signature func(self, post, timestamp=None, cancel=None)
#note that none of these have business logic checks internally
#these functions are used by the askbot app and
#by the data importer jobs from say stackexchange, where internal rules
#may be different
#maybe if we do use business rule checks here - we should add
#some flag allowing to bypass them for things like the data importers
def toggle_favorite_question(
self, question,
timestamp = None,
cancel = False,
force = False#this parameter is not used yet
):
"""cancel has no effect here, but is important for the SE loader
it is hoped that toggle will work and data will be consistent
but there is no guarantee, maybe it's better to be more strict
about processing the "cancel" option
another strange thing is that this function unlike others below
returns a value
"""
try:
fave = FavoriteQuestion.objects.get(question=question, user=self)
fave.delete()
result = False
question.thread.update_favorite_count()
except FavoriteQuestion.DoesNotExist:
if timestamp is None:
timestamp = datetime.datetime.now()
fave = FavoriteQuestion(
question = question,
user = self,
added_at = timestamp,
)
fave.save()
result = True
question.thread.update_favorite_count()
award_badges_signal.send(None,
event = 'select_favorite_question',
actor = self,
context_object = question,
timestamp = timestamp
)
return result
VOTES_TO_EVENTS = {
(Vote.VOTE_UP, 'answer'): 'upvote_answer',
(Vote.VOTE_UP, 'question'): 'upvote_question',
(Vote.VOTE_DOWN, 'question'): 'downvote',
(Vote.VOTE_DOWN, 'answer'): 'downvote',
(Vote.VOTE_UP, 'comment'): 'upvote_comment',
}
@auto_now_timestamp
def _process_vote(user, post, timestamp=None, cancel=False, vote_type=None):
""""private" wrapper function that applies post upvotes/downvotes
and cancelations
"""
post_type = ContentType.objects.get_for_model(post)
#get or create the vote object
#return with noop in some situations
try:
vote = Vote.objects.get(
user = user,
content_type = post_type,
object_id = post.id,
)
except Vote.DoesNotExist:
vote = None
if cancel:
if vote == None:
return
elif vote.is_opposite(vote_type):
return
else:
#we would call vote.delete() here
#but for now all that is handled by the
#legacy askbot.auth functions
#vote.delete()
pass
else:
if vote == None:
vote = Vote(
user = user,
content_object = post,
vote = vote_type,
voted_at = timestamp,
)
elif vote.is_opposite(vote_type):
vote.vote = vote_type
else:
return
#do the actual work
if vote_type == Vote.VOTE_UP:
if cancel:
auth.onUpVotedCanceled(vote, post, user, timestamp)
return None
else:
auth.onUpVoted(vote, post, user, timestamp)
elif vote_type == Vote.VOTE_DOWN:
if cancel:
auth.onDownVotedCanceled(vote, post, user, timestamp)
return None
else:
auth.onDownVoted(vote, post, user, timestamp)
event = VOTES_TO_EVENTS.get((vote_type, post.post_type), None)
if event:
award_badges_signal.send(None,
event = event,
actor = user,
context_object = post,
timestamp = timestamp
)
return vote
def user_unfollow_question(self, question = None):
if self in question.followed_by.all():
question.followed_by.remove(self)
def user_follow_question(self, question = None):
if self not in question.followed_by.all():
question.followed_by.add(self)
def user_is_following_question(user, question):
"""True if user is following a question"""
followers = question.followed_by.all()
try:
followers.get(id = user.id)
return True
except User.DoesNotExist:
return False
def upvote(self, post, timestamp=None, cancel=False, force = False):
#force parameter not used yet
return _process_vote(
self,
post,
timestamp=timestamp,
cancel=cancel,
vote_type=Vote.VOTE_UP
)
def downvote(self, post, timestamp=None, cancel=False, force = False):
#force not used yet
return _process_vote(
self,
post,
timestamp=timestamp,
cancel=cancel,
vote_type=Vote.VOTE_DOWN
)
@auto_now_timestamp
def flag_post(user, post, timestamp=None, cancel=False, force = False):
if cancel:#todo: can't unflag?
return
if force == False:
user.assert_can_flag_offensive(post = post)
auth.onFlaggedItem(post, user, timestamp=timestamp)
award_badges_signal.send(None,
event = 'flag_post',
actor = user,
context_object = post,
timestamp = timestamp
)
def user_get_flags(self):
"""return flag Activity query set
for all flags set by te user"""
return Activity.objects.filter(
user = self,
activity_type = const.TYPE_ACTIVITY_MARK_OFFENSIVE
)
def user_get_flag_count_posted_today(self):
"""return number of flags the user has posted
within last 24 hours"""
today = datetime.date.today()
time_frame = (today, today + datetime.timedelta(1))
flags = self.get_flags()
return flags.filter(active_at__range = time_frame).count()
def user_get_flags_for_post(self, post):
"""return query set for flag Activity items
posted by users for a given post obeject
"""
post_content_type = ContentType.objects.get_for_model(post)
flags = self.get_flags()
return flags.filter(content_type = post_content_type, object_id=post.id)
def user_update_response_counts(user):
"""Recount number of responses to the user.
"""
ACTIVITY_TYPES = const.RESPONSE_ACTIVITY_TYPES_FOR_DISPLAY
ACTIVITY_TYPES += (const.TYPE_ACTIVITY_MENTION,)
user.new_response_count = ActivityAuditStatus.objects.filter(
user = user,
status = ActivityAuditStatus.STATUS_NEW,
activity__activity_type__in = ACTIVITY_TYPES
).count()
user.seen_response_count = ActivityAuditStatus.objects.filter(
user = user,
status = ActivityAuditStatus.STATUS_SEEN,
activity__activity_type__in = ACTIVITY_TYPES
).count()
user.save()
def user_receive_reputation(self, num_points):
new_points = self.reputation + num_points
if new_points > 0:
self.reputation = new_points
else:
self.reputation = const.MIN_REPUTATION
def user_update_wildcard_tag_selections(
self,
action = None,
reason = None,
wildcards = None,
):
"""updates the user selection of wildcard tags
and saves the user object to the database
"""
new_tags = set(wildcards)
interesting = set(self.interesting_tags.split())
ignored = set(self.ignored_tags.split())
target_set = interesting
other_set = ignored
if reason == 'good':
pass
elif reason == 'bad':
target_set = ignored
other_set = interesting
else:
assert(action == 'remove')
if action == 'add':
target_set.update(new_tags)
other_set.difference_update(new_tags)
else:
target_set.difference_update(new_tags)
other_set.difference_update(new_tags)
self.interesting_tags = ' '.join(interesting)
self.ignored_tags = ' '.join(ignored)
self.save()
return new_tags
User.add_to_class(
'add_missing_askbot_subscriptions',
user_add_missing_askbot_subscriptions
)
User.add_to_class(
'is_username_taken',
classmethod(user_is_username_taken)
)
User.add_to_class(
'get_followed_question_alert_frequency',
user_get_followed_question_alert_frequency
)
User.add_to_class(
'subscribe_for_followed_question_alerts',
user_subscribe_for_followed_question_alerts
)
User.add_to_class('get_absolute_url', user_get_absolute_url)
User.add_to_class('get_avatar_url', user_get_avatar_url)
User.add_to_class('get_gravatar_url', user_get_gravatar_url)
User.add_to_class('get_anonymous_name', user_get_anonymous_name)
User.add_to_class('update_avatar_type', user_update_avatar_type)
User.add_to_class('post_question', user_post_question)
User.add_to_class('edit_question', user_edit_question)
User.add_to_class('retag_question', user_retag_question)
User.add_to_class('post_answer', user_post_answer)
User.add_to_class('edit_answer', user_edit_answer)
User.add_to_class(
'post_anonymous_askbot_content',
user_post_anonymous_askbot_content
)
User.add_to_class('post_comment', user_post_comment)
User.add_to_class('edit_comment', user_edit_comment)
User.add_to_class('delete_post', user_delete_post)
User.add_to_class('visit_question', user_visit_question)
User.add_to_class('upvote', upvote)
User.add_to_class('downvote', downvote)
User.add_to_class('flag_post', flag_post)
User.add_to_class('receive_reputation', user_receive_reputation)
User.add_to_class('get_flags', user_get_flags)
User.add_to_class(
'get_flag_count_posted_today',
user_get_flag_count_posted_today
)
User.add_to_class('get_flags_for_post', user_get_flags_for_post)
User.add_to_class('get_profile_url', get_profile_url)
User.add_to_class('get_profile_link', get_profile_link)
User.add_to_class('get_tag_filtered_questions', user_get_tag_filtered_questions)
User.add_to_class('get_messages', get_messages)
User.add_to_class('delete_messages', delete_messages)
User.add_to_class('toggle_favorite_question', toggle_favorite_question)
User.add_to_class('follow_question', user_follow_question)
User.add_to_class('unfollow_question', user_unfollow_question)
User.add_to_class('is_following_question', user_is_following_question)
User.add_to_class('mark_tags', user_mark_tags)
User.add_to_class('update_response_counts', user_update_response_counts)
User.add_to_class('can_have_strong_url', user_can_have_strong_url)
User.add_to_class('is_administrator', user_is_administrator)
User.add_to_class('is_administrator_or_moderator', user_is_administrator_or_moderator)
User.add_to_class('set_admin_status', user_set_admin_status)
User.add_to_class('remove_admin_status', user_remove_admin_status)
User.add_to_class('is_moderator', user_is_moderator)
User.add_to_class('is_approved', user_is_approved)
User.add_to_class('is_watched', user_is_watched)
User.add_to_class('is_suspended', user_is_suspended)
User.add_to_class('is_blocked', user_is_blocked)
User.add_to_class('is_owner_of', user_is_owner_of)
User.add_to_class('has_interesting_wildcard_tags', user_has_interesting_wildcard_tags)
User.add_to_class('has_ignored_wildcard_tags', user_has_ignored_wildcard_tags)
User.add_to_class('can_moderate_user', user_can_moderate_user)
User.add_to_class('has_affinity_to_question', user_has_affinity_to_question)
User.add_to_class('moderate_user_reputation', user_moderate_user_reputation)
User.add_to_class('set_status', user_set_status)
User.add_to_class('get_status_display', user_get_status_display)
User.add_to_class('get_old_vote_for_post', user_get_old_vote_for_post)
User.add_to_class('get_unused_votes_today', user_get_unused_votes_today)
User.add_to_class('delete_comment', user_delete_comment)
User.add_to_class('delete_question', user_delete_question)
User.add_to_class('delete_answer', user_delete_answer)
User.add_to_class('restore_post', user_restore_post)
User.add_to_class('close_question', user_close_question)
User.add_to_class('reopen_question', user_reopen_question)
User.add_to_class('accept_best_answer', user_accept_best_answer)
User.add_to_class('unaccept_best_answer', user_unaccept_best_answer)
User.add_to_class(
'update_wildcard_tag_selections',
user_update_wildcard_tag_selections
)
#assertions
User.add_to_class('assert_can_vote_for_post', user_assert_can_vote_for_post)
User.add_to_class('assert_can_revoke_old_vote', user_assert_can_revoke_old_vote)
User.add_to_class('assert_can_upload_file', user_assert_can_upload_file)
User.add_to_class('assert_can_post_question', user_assert_can_post_question)
User.add_to_class('assert_can_post_answer', user_assert_can_post_answer)
User.add_to_class('assert_can_post_comment', user_assert_can_post_comment)
User.add_to_class('assert_can_edit_post', user_assert_can_edit_post)
User.add_to_class('assert_can_edit_deleted_post', user_assert_can_edit_deleted_post)
User.add_to_class('assert_can_see_deleted_post', user_assert_can_see_deleted_post)
User.add_to_class('assert_can_edit_question', user_assert_can_edit_question)
User.add_to_class('assert_can_edit_answer', user_assert_can_edit_answer)
User.add_to_class('assert_can_close_question', user_assert_can_close_question)
User.add_to_class('assert_can_reopen_question', user_assert_can_reopen_question)
User.add_to_class('assert_can_flag_offensive', user_assert_can_flag_offensive)
User.add_to_class('assert_can_retag_question', user_assert_can_retag_question)
#todo: do we need assert_can_delete_post
User.add_to_class('assert_can_delete_post', user_assert_can_delete_post)
User.add_to_class('assert_can_restore_post', user_assert_can_restore_post)
User.add_to_class('assert_can_delete_comment', user_assert_can_delete_comment)
User.add_to_class('assert_can_edit_comment', user_assert_can_edit_comment)
User.add_to_class('assert_can_delete_answer', user_assert_can_delete_answer)
User.add_to_class('assert_can_delete_question', user_assert_can_delete_question)
User.add_to_class('assert_can_accept_best_answer', user_assert_can_accept_best_answer)
User.add_to_class(
'assert_can_unaccept_best_answer',
user_assert_can_unaccept_best_answer
)
#todo: move this to askbot/utils ??
def format_instant_notification_email(
to_user = None,
from_user = None,
post = None,
update_type = None,
template = None,
):
"""
returns text of the instant notification body
and subject line
that is built when post is updated
only update_types in const.RESPONSE_ACTIVITY_TYPE_MAP_FOR_TEMPLATES
are supported
"""
site_url = askbot_settings.APP_URL
origin_post = post.get_origin_post()
#todo: create a better method to access "sub-urls" in user views
user_subscriptions_url = site_url + \
reverse(
'user_subscriptions',
kwargs = {
'id': to_user.id,
'slug': slugify(to_user.username)
}
)
if update_type == 'question_comment':
assert(isinstance(post, Comment))
assert(isinstance(post.content_object, Question))
elif update_type == 'answer_comment':
assert(isinstance(post, Comment))
assert(isinstance(post.content_object, Answer))
elif update_type == 'answer_update':
assert(isinstance(post, Answer))
elif update_type == 'new_answer':
assert(isinstance(post, Answer))
elif update_type == 'question_update':
assert(isinstance(post, Question))
elif update_type == 'new_question':
assert(isinstance(post, Question))
else:
raise ValueError('unexpected update_type %s' % update_type)
if update_type.endswith('update'):
assert('comment' not in update_type)
revisions = post.revisions.all()[:2]
assert(len(revisions) == 2)
content_preview = htmldiff(
revisions[1].as_html(),
revisions[0].as_html(),
ins_start = '<b><u style="background-color:#cfc">',
ins_end = '</u></b>',
del_start = '<del style="color:#600;background-color:#fcc">',
del_end = '</del>'
)
#todo: remove hardcoded style
else:
from askbot.templatetags.extra_filters_jinja import absolutize_urls_func
content_preview = absolutize_urls_func(post.html)
tag_style = "white-space: nowrap; " \
+ "font-size: 11px; color: #333;" \
+ "background-color: #EEE;" \
+ "border-left: 3px solid #777;" \
+ "border-top: 1px solid #EEE;" \
+ "border-bottom: 1px solid #CCC;" \
+ "border-right: 1px solid #CCC;" \
+ "padding: 1px 8px 1px 8px;" \
+ "margin-right:3px;"
if post.post_type == 'question':#add tags to the question
content_preview += '<div>'
for tag_name in post.get_tag_names():
content_preview += '<span style="%s">%s</span>' % (tag_style, tag_name)
content_preview += '</div>'
update_data = {
'update_author_name': from_user.username,
'receiving_user_name': to_user.username,
'content_preview': content_preview,#post.get_snippet()
'update_type': update_type,
'post_url': site_url + post.get_absolute_url(),
'origin_post_title': origin_post.title,
'user_subscriptions_url': user_subscriptions_url,
}
subject_line = _('"%(title)s"') % {'title': origin_post.title}
return subject_line, template.render(Context(update_data))
#todo: action
def send_instant_notifications_about_activity_in_post(
update_activity = None,
post = None,
recipients = None,
):
"""
function called when posts are updated
newly mentioned users are carried through to reduce
database hits
"""
if recipients is None:
return
acceptable_types = const.RESPONSE_ACTIVITY_TYPES_FOR_INSTANT_NOTIFICATIONS
if update_activity.activity_type not in acceptable_types:
return
from askbot.skins.loaders import get_template
template = get_template('instant_notification.html')
update_type_map = const.RESPONSE_ACTIVITY_TYPE_MAP_FOR_TEMPLATES
update_type = update_type_map[update_activity.activity_type]
origin_post = post.get_origin_post()
for user in recipients:
subject_line, body_text = format_instant_notification_email(
to_user = user,
from_user = update_activity.user,
post = post,
update_type = update_type,
template = template,
)
#todo: this could be packaged as an "action" - a bundle
#of executive function with the activity log recording
mail.send_mail(
subject_line = subject_line,
body_text = body_text,
recipient_list = [user.email],
related_object = origin_post,
activity_type = const.TYPE_ACTIVITY_EMAIL_UPDATE_SENT,
headers = mail.thread_headers(post, origin_post, update_activity.activity_type)
)
#todo: move to utils
def calculate_gravatar_hash(instance, **kwargs):
"""Calculates a User's gravatar hash from their email address."""
if kwargs.get('raw', False):
return
clean_email = instance.email.strip().lower()
instance.gravatar = hashlib.md5(clean_email).hexdigest()
def record_post_update_activity(
post,
newly_mentioned_users = None,
updated_by = None,
timestamp = None,
created = False,
diff = None,
**kwargs
):
"""called upon signal askbot.models.signals.post_updated
which is sent at the end of save() method in posts
"""
assert(timestamp != None)
assert(updated_by != None)
if newly_mentioned_users is None:
newly_mentioned_users = list()
from askbot import tasks
tasks.record_post_update_celery_task.delay(
post_id = post.id,
post_content_type_id = ContentType.objects.get_for_model(post).id,
newly_mentioned_user_id_list = [u.id for u in newly_mentioned_users],
updated_by_id = updated_by.id,
timestamp = timestamp,
created = created,
diff = diff,
)
#non-celery version
#tasks.record_post_update(
# post = post,
# newly_mentioned_users = newly_mentioned_users,
# updated_by = updated_by,
# timestamp = timestamp,
# created = created,
#)
def record_award_event(instance, created, **kwargs):
"""
After we awarded a badge to user, we need to
record this activity and notify user.
We also recaculate awarded_count of this badge and user information.
"""
if created:
#todo: change this to community user who gives the award
activity = Activity(
user=instance.user,
active_at=instance.awarded_at,
content_object=instance,
activity_type=const.TYPE_ACTIVITY_PRIZE
)
activity.save()
activity.add_recipients([instance.user])
instance.badge.awarded_count += 1
instance.badge.save()
badge = get_badge(instance.badge.slug)
if badge.level == const.GOLD_BADGE:
instance.user.gold += 1
if badge.level == const.SILVER_BADGE:
instance.user.silver += 1
if badge.level == const.BRONZE_BADGE:
instance.user.bronze += 1
instance.user.save()
def notify_award_message(instance, created, **kwargs):
"""
Notify users when they have been awarded badges by using Django message.
"""
if created:
user = instance.user
badge = get_badge(instance.badge.slug)
msg = _(u"Congratulations, you have received a badge '%(badge_name)s'. "
u"Check out <a href=\"%(user_profile)s\">your profile</a>.") \
% {
'badge_name':badge.name,
'user_profile':user.get_profile_url()
}
user.message_set.create(message=msg)
def record_answer_accepted(instance, created, **kwargs):
"""
when answer is accepted, we record this for question author
- who accepted it.
"""
if not created and instance.accepted:
activity = Activity(
user=instance.question.author,
active_at=datetime.datetime.now(),
content_object=instance,
activity_type=const.TYPE_ACTIVITY_MARK_ANSWER,
question=instance.question
)
activity.save()
recipients = instance.get_author_list(
exclude_list = [instance.question.author]
)
activity.add_recipients(recipients)
def record_user_visit(user, timestamp, **kwargs):
"""
when user visits any pages, we update the last_seen and
consecutive_days_visit_count
"""
prev_last_seen = user.last_seen
user.last_seen = timestamp
if (user.last_seen - prev_last_seen).days == 1:
user.consecutive_days_visit_count += 1
award_badges_signal.send(None,
event = 'site_visit',
actor = user,
context_object = user,
timestamp = timestamp
)
user.save()
def record_vote(instance, created, **kwargs):
"""
when user have voted
"""
if created:
if instance.vote == 1:
vote_type = const.TYPE_ACTIVITY_VOTE_UP
else:
vote_type = const.TYPE_ACTIVITY_VOTE_DOWN
activity = Activity(
user=instance.user,
active_at=instance.voted_at,
content_object=instance,
activity_type=vote_type
)
#todo: problem cannot access receiving user here
activity.save()
def record_cancel_vote(instance, **kwargs):
"""
when user canceled vote, the vote will be deleted.
"""
activity = Activity(
user=instance.user,
active_at=datetime.datetime.now(),
content_object=instance,
activity_type=const.TYPE_ACTIVITY_CANCEL_VOTE
)
#todo: same problem - cannot access receiving user here
activity.save()
#todo: weird that there is no record delete answer or comment
#is this even necessary to keep track of?
def record_delete_question(instance, delete_by, **kwargs):
"""
when user deleted the question
"""
if instance.__class__ == "Question":
activity_type = const.TYPE_ACTIVITY_DELETE_QUESTION
else:
activity_type = const.TYPE_ACTIVITY_DELETE_ANSWER
activity = Activity(
user=delete_by,
active_at=datetime.datetime.now(),
content_object=instance,
activity_type=activity_type,
question = instance.get_origin_post()
)
#no need to set receiving user here
activity.save()
def record_flag_offensive(instance, mark_by, **kwargs):
activity = Activity(
user=mark_by,
active_at=datetime.datetime.now(),
content_object=instance,
activity_type=const.TYPE_ACTIVITY_MARK_OFFENSIVE,
question=instance.get_origin_post()
)
activity.save()
# todo: report authors that their post is flagged offensive
# recipients = instance.get_author_list(
# exclude_list = [mark_by]
# )
recipients = User.objects.filter(
models.Q(is_superuser=True) | models.Q(status='m')
)
activity.add_recipients(recipients)
def record_update_tags(question, tags, user, timestamp, **kwargs):
"""
This function sends award badges signal on each updated tag
the badges that respond to the 'ta
"""
for tag in tags:
award_badges_signal.send(None,
event = 'update_tag',
actor = user,
context_object = tag,
timestamp = timestamp
)
activity = Activity(
user=user,
active_at=datetime.datetime.now(),
content_object=question,
activity_type=const.TYPE_ACTIVITY_UPDATE_TAGS,
question = question
)
activity.save()
def record_favorite_question(instance, created, **kwargs):
"""
when user add the question in him favorite questions list.
"""
if created:
activity = Activity(
user=instance.user,
active_at=datetime.datetime.now(),
content_object=instance,
activity_type=const.TYPE_ACTIVITY_FAVORITE,
question=instance.question
)
activity.save()
recipients = instance.question.get_author_list(
exclude_list = [instance.user]
)
activity.add_recipients(recipients)
def record_user_full_updated(instance, **kwargs):
activity = Activity(
user=instance,
active_at=datetime.datetime.now(),
content_object=instance,
activity_type=const.TYPE_ACTIVITY_USER_FULL_UPDATED
)
activity.save()
def complete_pending_tag_subscriptions(sender, request, *args, **kwargs):
"""save pending tag subscriptions saved in the session"""
if 'subscribe_for_tags' in request.session:
(pure_tag_names, wildcards) = request.session.pop('subscribe_for_tags')
request.user.mark_tags(
pure_tag_names,
wildcards,
reason = 'good',
action = 'add'
)
request.user.message_set.create(
message = _('Your tag subscription was saved, thanks!')
)
def add_missing_subscriptions(sender, instance, created, **kwargs):
"""``sender`` is instance of ``User``. When the ``User``
is created, any required email subscription settings will be
added by this handler"""
if created:
instance.add_missing_askbot_subscriptions()
def post_anonymous_askbot_content(
sender,
request,
user,
session_key,
signal,
*args,
**kwargs):
"""signal handler, unfortunately extra parameters
are necessary for the signal machinery, even though
they are not used in this function"""
user.post_anonymous_askbot_content(session_key)
def set_user_avatar_type_flag(instance, created, **kwargs):
instance.user.update_avatar_type()
def update_user_avatar_type_flag(instance, **kwargs):
instance.user.update_avatar_type()
def make_admin_if_first_user(instance, **kwargs):
user_count = User.objects.all().count()
if user_count == 0:
instance.set_admin_status()
#signal for User model save changes
django_signals.pre_save.connect(make_admin_if_first_user, sender=User)
django_signals.pre_save.connect(calculate_gravatar_hash, sender=User)
django_signals.post_save.connect(add_missing_subscriptions, sender=User)
django_signals.post_save.connect(record_award_event, sender=Award)
django_signals.post_save.connect(notify_award_message, sender=Award)
django_signals.post_save.connect(record_answer_accepted, sender=Answer)
django_signals.post_save.connect(record_vote, sender=Vote)
django_signals.post_save.connect(
record_favorite_question,
sender=FavoriteQuestion
)
if 'avatar' in django_settings.INSTALLED_APPS:
from avatar.models import Avatar
django_signals.post_save.connect(
set_user_avatar_type_flag,
sender=Avatar
)
django_signals.post_delete.connect(
update_user_avatar_type_flag,
sender=Avatar
)
django_signals.post_delete.connect(record_cancel_vote, sender=Vote)
#change this to real m2m_changed with Django1.2
signals.delete_question_or_answer.connect(record_delete_question, sender=Question)
signals.delete_question_or_answer.connect(record_delete_question, sender=Answer)
signals.flag_offensive.connect(record_flag_offensive, sender=Question)
signals.flag_offensive.connect(record_flag_offensive, sender=Answer)
signals.tags_updated.connect(record_update_tags)
signals.user_updated.connect(record_user_full_updated, sender=User)
signals.user_logged_in.connect(complete_pending_tag_subscriptions)#todo: add this to fake onlogin middleware
signals.user_logged_in.connect(post_anonymous_askbot_content)
signals.post_updated.connect(
record_post_update_activity,
sender=Comment
)
signals.post_updated.connect(
record_post_update_activity,
sender=Answer
)
signals.post_updated.connect(
record_post_update_activity,
sender=Question
)
signals.site_visited.connect(record_user_visit)
#set up a possibility for the users to follow others
try:
import followit
followit.register(User)
except ImportError:
pass
__all__ = [
'signals',
'Thread',
'Question',
'QuestionView',
'FavoriteQuestion',
'AnonymousQuestion',
'Answer',
'AnonymousAnswer',
'PostRevision',
'Tag',
'Comment',
'Vote',
'MarkedTag',
'BadgeData',
'Award',
'Repute',
'Activity',
'ActivityAuditStatus',
'EmailFeedSetting',
#'AuthKeyUserAssociation',
'User',
'get_model'
]
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