def mark_read(privatetopic):
"""Mark a private topic as read for the user."""
PrivateTopicRead.objects.filter(
privatetopic=privatetopic, user=get_current_user()).delete()
t = PrivateTopicRead(
privatepost=privatetopic.last_message, privatetopic=privatetopic,
user=get_current_user())
t.save()
def mark_read(privatetopic):
"""Mark a private topic as read for the user."""
PrivateTopicRead.objects.filter(privatetopic=privatetopic,
user=get_current_user()).delete()
t = PrivateTopicRead(privatepost=privatetopic.last_message,
privatetopic=privatetopic,
user=get_current_user())
t.save()
def antispam(self, user=None):
"""Check if the user is allowed to post in a topic.
This method uses the SPAM_LIMIT_SECONDS value. If user shouldn't be
able to post, then antispam is activated and this method returns True.
Otherwise time elapsed between user's last post and now is enough, and
the method will return False.
Returns:
boolean
"""
if user is None:
user = get_current_user()
last_user_posts = Post.objects\
.filter(topic=self)\
.filter(author=user)\
.order_by('-pubdate')
if last_user_posts and last_user_posts[0] == self.get_last_answer():
last_user_post = last_user_posts[0]
t = timezone.now() - last_user_post.pubdate
if t.total_seconds() < settings.SPAM_LIMIT_SECONDS:
return True
return False
def mark_read(topic, user=None):
"""Mark a topic as read for an user.
If no user is provided, this will use the current session user.
Args:
topic: Topic to be marked as read
user: User who as read the topic
"""
if user is None:
user = get_current_user()
# We update existing TopicRead or create a new one
req = TopicRead.objects.filter(topic=topic, user=user)
if req:
t = req[0]
else:
t = TopicRead(topic=topic, user=user)
t.post = topic.last_message
t.save()
# If the topic is followed, we want to update some cached values
if topic.is_followed(user):
template_cache_delete('topbar-topics', [user.username])
if topic in get_last_topics():
template_cache_delete('home-forums', [user.username])
def antispam(self, user=None):
"""Check if the user is allowed to post in a topic.
This method uses the SPAM_LIMIT_SECONDS value. If user shouldn't be
able to post, then antispam is activated and this method returns True.
Otherwise time elapsed between user's last post and now is enough, and
the method will return False.
Returns:
boolean
"""
if user is None:
user = get_current_user()
last_user_posts = Post.objects\
.filter(topic=self)\
.filter(author=user)\
.order_by('-pubdate')
if last_user_posts and last_user_posts[0] == self.get_last_answer():
last_user_post = last_user_posts[0]
t = timezone.now() - last_user_post.pubdate
if t.total_seconds() < settings.SPAM_LIMIT_SECONDS:
return True
return False
def never_read(topic, user=None):
"""Check if a topic has been read by an user since it last post was added.
For convenience for new users, topics older than the user's joined
datetime will be marked as read.
If no user is provided, this will use the current session user.
Args:
topic: Topic to check if has been read
user: User who may have read the topic
Returns:
boolean
"""
if user is None:
user = get_current_user()
if topic.last_message.pubdate < user.date_joined:
return False
return TopicRead.objects\
.filter(post_id=topic.last_message_id, topic=topic, user=user)\
.count() == 0
def mark_read(topic, user=None):
"""Mark a topic as read for an user.
If no user is provided, this will use the current session user.
Args:
topic: Topic to be marked as read
user: User who as read the topic
"""
if user is None:
user = get_current_user()
# We update existing TopicRead or create a new one
req = TopicRead.objects.filter(topic=topic, user=user)
if req:
t = req[0]
else:
t = TopicRead(topic=topic, user=user)
t.post = topic.last_message
t.save()
# If the topic is followed, we want to update some cached values
if topic.is_followed(user):
template_cache_delete('topbar-topics', [user.username])
if topic in get_last_topics():
template_cache_delete('home-forums', [user.username])
def never_read(topic, user=None):
"""Check if a topic has been read by an user since it last post was added.
For convenience for new users, topics older than the user's joined
datetime will be marked as read.
If no user is provided, this will use the current session user.
Args:
topic: Topic to check if has been read
user: User who may have read the topic
Returns:
boolean
"""
if user is None:
user = get_current_user()
if topic.last_message.pubdate < user.date_joined:
return False
return TopicRead.objects\
.filter(post_id=topic.last_message_id, topic=topic, user=user)\
.count() == 0
def never_privateread(privatetopic, user=None):
"""Check if a private topic has been read by an user.
Returns:
boolean
"""
if user is None:
user = get_current_user()
return PrivateTopicRead.objects\
.filter(privatepost=privatetopic.last_message,
privatetopic=privatetopic, user=user)\
.count() == 0
def never_privateread(privatetopic, user=None):
"""Check if a private topic has been read by an user.
Returns:
boolean
"""
if user is None:
user = get_current_user()
return PrivateTopicRead.objects\
.filter(privatepost=privatetopic.last_message,
privatetopic=privatetopic, user=user)\
.count() == 0
def is_followed(self, user=None):
"""Check if the topic is currently followed by the user.
This method uses the TopicFollowed objects.
Returns:
boolean
"""
if user is None:
user = get_current_user()
try:
TopicFollowed.objects.get(topic=self, user=user)
except TopicFollowed.DoesNotExist:
return False
return True
def is_followed(self, user=None):
"""Check if the topic is currently followed by the user.
This method uses the TopicFollowed objects.
Returns:
boolean
"""
if user is None:
user = get_current_user()
try:
TopicFollowed.objects.get(topic=self, user=user)
except TopicFollowed.DoesNotExist:
return False
return True
def last_read_post(self):
"""Return the last private post the user has read.
Returns:
PrivatePost object
"""
try:
post = PrivateTopicRead.objects\
.select_related()\
.filter(privatetopic=self, user=get_current_user())
if len(post) == 0:
return self.first_post()
else:
return post.latest('privatepost__pubdate').privatepost
except PrivatePost.DoesNotExist:
return self.first_post()
def last_read_post(self):
"""Return the last private post the user has read.
Returns:
PrivatePost object
"""
try:
post = PrivateTopicRead.objects\
.select_related()\
.filter(privatetopic=self, user=get_current_user())
if len(post) == 0:
return self.first_post()
else:
return post.latest('privatepost__pubdate').privatepost
except PrivatePost.DoesNotExist:
return self.first_post()
def follow(topic, user=None):
"""Toggle following of a topic for an user.
If no user is provided, this will use the current session user.
Args:
topic: Topic to be (un)marked as followed
user: User to toogle the following state for
Returns:
New status as boolean : is the user following the topic now?
"""
# TODO: create follow, unfollow and toggle_follow functions instead of this
# big one.
if user is None:
user = get_current_user()
ret = None
try:
existing = TopicFollowed.objects.get(
topic=topic, user=user
)
except TopicFollowed.DoesNotExist:
existing = None
if not existing:
# Make the user follow the topic
t = TopicFollowed(
topic=topic,
user=user
)
t.save()
ret = True
else:
# If user is already following the topic, we make him don't anymore
existing.delete()
ret = False
return ret
def last_read_post(self):
"""Return the last post the user has read.
Returns:
Post object or None
"""
user = get_current_user()
if user is not None:
# Logged-in user, so he may have a TopicRead instance
try:
return TopicRead.objects\
.select_related()\
.filter(topic=self, user=user)\
.latest('post__pubdate').post
except TopicRead.DoesNotExist:
return self.first_post()
# Anonymous user, we return the last post since the first one is
# available using the topic title link so it would have been redundant.
resp = self.get_last_answer()
return resp if resp is not None else self.first_post()
def last_read_post(self):
"""Return the last post the user has read.
Returns:
Post object or None
"""
user = get_current_user()
if user is not None:
# Logged-in user, so he may have a TopicRead instance
try:
return TopicRead.objects\
.select_related()\
.filter(topic=self, user=user)\
.latest('post__pubdate').post
except TopicRead.DoesNotExist:
return self.first_post()
# Anonymous user, we return the last post since the first one is
# available using the topic title link so it would have been redundant.
resp = self.get_last_answer()
return resp if resp is not None else self.first_post()
def is_read(self):
"""Check if this forum was read by current user.
For convenience for new users, we only mark the forum as unread if the
user has not read messages posted after the datetime he joined.
Returns:
boolean
"""
user = get_current_user()
# Though the never_read func will return false for old topics, better
# filter these old topics here so our topic set is way more compact
# than a Topic.objects.all() on which we call never_read in for loop.
topics = Topic.objects.all() \
.filter(forum=self) \
.filter(last_message__pubdate__gt=user.date_joined)
for t in topics:
if never_read(t):
return False
return True
def follow(topic, user=None):
"""Toggle following of a topic for an user.
If no user is provided, this will use the current session user.
Args:
topic: Topic to be (un)marked as followed
user: User to toogle the following state for
Returns:
New status as boolean : is the user following the topic now?
"""
# TODO: create follow, unfollow and toggle_follow functions instead of this
# big one.
if user is None:
user = get_current_user()
ret = None
try:
existing = TopicFollowed.objects.get(topic=topic, user=user)
except TopicFollowed.DoesNotExist:
existing = None
if not existing:
# Make the user follow the topic
t = TopicFollowed(topic=topic, user=user)
t.save()
ret = True
else:
# If user is already following the topic, we make him don't anymore
existing.delete()
ret = False
return ret
def is_read(self):
"""Check if this forum was read by current user.
For convenience for new users, we only mark the forum as unread if the
user has not read messages posted after the datetime he joined.
Returns:
boolean
"""
user = get_current_user()
# Though the never_read func will return false for old topics, better
# filter these old topics here so our topic set is way more compact
# than a Topic.objects.all() on which we call never_read in for loop.
topics = Topic.objects.all() \
.filter(forum=self) \
.filter(last_message__pubdate__gt=user.date_joined)
for t in topics:
if never_read(t):
return False
return True