def comment_is_pinned(comment_details, viewer):
"""
`viewer` should be request.user - the user viewing the comment.
Returns "pinned" if pinned, else None.
"""
if not isinstance(comment_details, CommentDetails):
comment_details = CommentDetails(comment_details)
return 'pinned' if comment_details.is_pinned(viewer) else None
def __init__(self, comment_details):
""" `comment_details` can be either the parent comment, or any comment within the thread. """
from canvas.details_models import CommentDetails
if getattr(comment_details, 'parent_id', None):
op = CommentDetails.from_id(comment_details.parent_id)
else:
op = comment_details
if not isinstance(op, CommentDetails):
op = CommentDetails(comment_details)
self.op = op
def handle(self, *args, **options):
for user in User.objects.all():
post_ids = user.redis.feed_source[:]
for post_id in post_ids:
comment_details = CommentDetails.from_id(post_id)
if not visible_in_feed({'comment': comment_details, 'type': 'post'}):
user.redis.feed_source.remove(post_id)
def all_completed_mobile_monsters(request):
""" Returns all completed mobile monsters for ones the logged-in user began. """
from apps.monster.models import MONSTER_MOBILE_GROUP
comment_details = []
cids = Comment.objects.filter(category__name=MONSTER_MOBILE_GROUP,
parent_comment__author=request.user).values_list('id', flat=True)
if cids:
comment_details = CommentDetails.from_ids(cids)
return {'bottoms': comment_details}
def all_completed_mobile_monsters(request):
""" Returns all completed mobile monsters for ones the logged-in user began. """
from apps.monster.models import MONSTER_MOBILE_GROUP
comment_details = []
cids = Comment.objects.filter(
category__name=MONSTER_MOBILE_GROUP,
parent_comment__author=request.user).values_list('id', flat=True)
if cids:
comment_details = CommentDetails.from_ids(cids)
return {'bottoms': comment_details}
def sticky_threads(user):
from apps.sticky_threads.models import get_sticky_threads_from_cache
hidden_comments = map(int, user.redis.hidden_comments.smembers())
items = [{'type': 'sticky_thread', 'comment': CommentDetails.from_id(id_), 'comment_id': id_, 'text': text}
for id_, text in get_sticky_threads_from_cache()
if id_ not in hidden_comments]
for item in items:
_add_viewer_sticker_to_item(item, user)
return items
def _from_sticker(cls, comment_sticker):
from canvas.details_models import CommentDetails
comment_details = CommentDetails.from_id(comment_sticker.comment_id)
data = {
'comment_sticker_type_id': comment_sticker.type_id,
'details_url': comment_details.linked_url,
}
if comment_details.reply_content:
try:
data['thumbnail_url'] = comment_details.reply_content.get_absolute_url_for_image_type('small_square')
except KeyError:
pass
return data
def _from_sticker(cls, comment_sticker):
from canvas.details_models import CommentDetails
comment_details = CommentDetails.from_id(comment_sticker.comment_id)
data = {
'comment_sticker_type_id': comment_sticker.type_id,
'details_url': comment_details.linked_url,
}
if comment_details.reply_content:
try:
data[
'thumbnail_url'] = comment_details.reply_content.get_absolute_url_for_image_type(
'small_square')
except KeyError:
pass
return data
def invites(self):
return CommentDetails.from_ids(self.smembers())
def invites(self):
return CommentDetails.from_ids(self.smembers())
def feed_for_user(user, earliest_timestamp_cutoff=None, per_page=knobs.FEED_ITEMS_PER_PAGE, items_to_skip=set()):
following_ids = user.redis.following.smembers()
followed_thread_ids = user.redis.followed_threads.smembers()
if not following_ids and not followed_thread_ids:
return []
feed_source_keys = [UserFeedSourceBuffer.get_key(user_id) for user_id in following_ids]
feed_thread_source_keys = [ThreadFeedSourceBuffer.get_key(thread_id) for thread_id in followed_thread_ids]
thread_posts = [{'type': 'thread', 'comment_id': id_, 'ts': score}
for id_, score in
redis.zunion(feed_thread_source_keys,
withscores=True, transaction=False,
max_score=_tighten_earliest_timestamp_cutoff(earliest_timestamp_cutoff))]
posts = [{'type': 'post', 'comment_id': id_, 'ts': score}
for id_, score in
redis.zunion(feed_source_keys,
withscores=True, transaction=False,
max_score=_tighten_earliest_timestamp_cutoff(earliest_timestamp_cutoff))]
posts += thread_posts
promotions = promoted_comments(user,
earliest_timestamp_cutoff=earliest_timestamp_cutoff,
comments_to_skip=set(post['comment_id'] for post in posts))
# Sort by recency.
items = sorted(itertools.chain(posts, promotions), key=lambda e: float(e['ts']), reverse=True)
# Skip items as requested and skip comments the user has hidden.
hidden_comments = user.redis.hidden_comments.smembers()
comments_to_skip = set(str(item['comment_id']) for item in items_to_skip) | hidden_comments
# Remove dupes.
items = OrderedDict((str(item['comment_id']), item,) for item in items
if str(item['comment_id']) not in comments_to_skip).values()
# Pagination.
items = items[:per_page]
# Promote comment_id to CommentDetails.
details = CommentDetails.from_ids([item['comment_id'] for item in items])
for i, item in enumerate(items):
item['comment'] = details[i]
# Hide hidden threads.
items = user.redis.hidden_threads.filter_comments(items, comment_key=lambda item: item['comment'])
# Prune items that shouldn't show up in this feed.
items = filter(partial(visible_in_feed, earliest_timestamp_cutoff=earliest_timestamp_cutoff), items)
items = filter(partial(not_self_authored, username=user.username), items)
# Determine whether each item is dismissable by user.
def item_is_dismissable(item):
if item['type'] == 'promotion' and item['username'].lower() == 'canvas':
return False
return item['type'] != 'sticky_thread' and is_dismissable(item['comment'], user)
for item in items:
item['is_dismissable'] = item_is_dismissable(item)
# Add viewer_sticker to items.
for item in items:
_add_viewer_sticker_to_item(item, user)
return items
