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Code Issues Projects Releases Packages Wiki Activity Actions

extract instance weight to it's own function

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rimu 2023-11-24 22:52:42 +13:00
parent 0fc16d503c
commit 428c65aa00
3 changed files with 36 additions and 19 deletions
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37
app/activitypub/routes.py
View file

@ -12,7 +12,7 @@ from app.models import User, Community, CommunityJoinRequest, CommunityMember, C
PostReply, Instance, PostVote, PostReplyVote, File, AllowedInstances, BannedInstances
from app.activitypub.util import public_key, users_total, active_half_year, active_month, local_posts, local_comments, \
post_to_activity, find_actor_or_create, default_context, instance_blocked, find_reply_parent, find_liked_object, \
lemmy_site_data
lemmy_site_data, instance_weight
from app.utils import gibberish, get_setting, is_image_url, allowlist_html, html_to_markdown, render_template, \
domain_from_url, markdown_to_html
import werkzeug.exceptions
@ -295,7 +295,9 @@ def shared_inbox():
ap_id=request_json['object']['id'],
ap_create_id=request_json['id'],
ap_announce_id=None,
type=constants.POST_TYPE_ARTICLE
type=constants.POST_TYPE_ARTICLE,
up_votes=1,
score=instance_weight(user.ap_domain)
)
if 'source' in request_json['object'] and \
request_json['object']['source'][
@ -330,7 +332,12 @@ def shared_inbox():
db.session.add(post)
community.post_count += 1
community.last_active = datetime.utcnow()
activity_log.result = 'success'
db.session.commit()
vote = PostVote(user_id=user.id, author_id=post.user_id,
post_id=post.id,
effect=instance_weight(user.ap_domain))
db.session.add(vote)
else:
post_id, parent_comment_id, root_id = find_reply_parent(in_reply_to)
post_reply = PostReply(user_id=user.id, community_id=community.id,
@ -338,6 +345,8 @@ def shared_inbox():
root_id=root_id,
nsfw=community.nsfw,
nsfl=community.nsfl,
up_votes=1,
score=instance_weight(user.ap_domain),
ap_id=request_json['object']['id'],
ap_create_id=request_json['id'],
ap_announce_id=None)
@ -357,7 +366,11 @@ def shared_inbox():
post.reply_count += 1
community.post_reply_count += 1
community.last_active = datetime.utcnow()
activity_log.result = 'success'
db.session.commit()
vote = PostReplyVote(user_id=user.id, author_id=post_reply.user_id, post_reply_id=post_reply.id,
effect=instance_weight(user.ap_domain))
db.session.add(vote)
else:
activity_log.exception_message = 'Unacceptable type (kbin): ' + object_type
@ -457,11 +470,7 @@ def shared_inbox():
liked_ap_id = request_json['object']['object']
user = find_actor_or_create(user_ap_id)
if user:
vote_weight = 1.0
if user.ap_domain:
instance = Instance.query.filter_by(domain=user.ap_domain).fetch()
if instance:
vote_weight = instance.vote_weight
vote_weight = instance_weight(user.ap_domain)
liked = find_liked_object(liked_ap_id)
# insert into voted table
if liked is not None and isinstance(liked, Post):
@ -594,6 +603,9 @@ def shared_inbox():
existing_vote = PostReplyVote.query.filter_by(user_id=user.id, post_reply_id=comment.id).first()
if existing_vote:
comment.author.reputation -= existing_vote.effect
if existing_vote.effect < 0: # Lemmy sends 'like' for upvote and 'dislike' for down votes. Cool! When it undoes an upvote it sends an 'Undo Like'. Fine. When it undoes a downvote it sends an 'Undo Like' - not 'Undo Dislike'?!
comment.down_votes -= 1
else:
comment.up_votes -= 1
comment.score -= existing_vote.effect
db.session.delete(existing_vote)
@ -671,23 +683,18 @@ def shared_inbox():
reply.body = 'deleted'
db.session.commit()
activity_log.result = 'success'
elif request_json['type'] == 'Like':
elif request_json['type'] == 'Like': # Upvote
activity_log.activity_type = request_json['type']
user_ap_id = request_json['actor']
user = find_actor_or_create(user_ap_id)
target_ap_id = request_json['object']
post = None
comment = None
effect = 1.0
effect = instance_weight(user.ap_domain)
if '/comment/' in target_ap_id:
comment = PostReply.query.filter_by(ap_id=target_ap_id).first()
if '/post/' in target_ap_id:
post = Post.query.filter_by(ap_id=target_ap_id).first()
if user.ap_domain:
# alter the effect of upvotes based on their instance
instance = Instance.query.filter_by(domain=user.ap_domain).first()
if instance:
effect = instance.vote_weight
if user and post:
existing_vote = PostVote.query.filter_by(user_id=user.id, post_id=post.id).first()
if not existing_vote:
@ -742,7 +749,7 @@ def shared_inbox():
pass # they have already upvoted this reply
activity_log.result = 'success'
elif request_json['type'] == 'Dislike':
elif request_json['type'] == 'Dislike': # Downvote
if get_setting('allow_dislike', True) is False:
activity_log.exception_message = 'Dislike ignored because of allow_dislike setting'
else:

12
app/activitypub/util.py
View file

@ -5,7 +5,7 @@ from typing import Union, Tuple
from flask import current_app
from sqlalchemy import text
from app import db, cache
from app.models import User, Post, Community, BannedInstances, File, PostReply, AllowedInstances
from app.models import User, Post, Community, BannedInstances, File, PostReply, AllowedInstances, Instance
import time
import base64
import requests
@ -394,6 +394,16 @@ def find_liked_object(ap_id) -> Union[Post, PostReply, None]:
return None
# alter the effect of upvotes based on their instance. Default to 1.0
@cache.memoize(timeout=50)
def instance_weight(domain):
if domain:
instance = Instance.query.filter_by(domain=domain).first()
if instance:
return instance.vote_weight
return 1.0
def lemmy_site_data():
data = {
"site_view": {

4
app/models.py
View file

@ -512,8 +512,8 @@ class PostVote(db.Model):
class PostReplyVote(db.Model):
id = db.Column(db.Integer, primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'))
author_id = db.Column(db.Integer, db.ForeignKey('user.id'))
user_id = db.Column(db.Integer, db.ForeignKey('user.id')) # who voted
author_id = db.Column(db.Integer, db.ForeignKey('user.id')) # the author of the reply voted on - who's reputation is affected
post_reply_id = db.Column(db.Integer, db.ForeignKey('post_reply.id'))
effect = db.Column(db.Float)
created_at = db.Column(db.DateTime, default=datetime.utcnow)