126 lines
4.1 KiB
Python
126 lines
4.1 KiB
Python
import time
|
|
|
|
from random import randint
|
|
from typing import Optional, Union, Callable, List
|
|
from sqlalchemy.orm import aliased, deferred
|
|
from sqlalchemy.sql import case, literal
|
|
from sqlalchemy.sql.expression import or_
|
|
|
|
from flask import g, session
|
|
|
|
from files.classes import Alt, Comment, User, Submission
|
|
from files.helpers.config.const import *
|
|
from files.helpers.security import generate_hash, validate_hash
|
|
from files.__main__ import cache
|
|
|
|
def get_raw_formkey(u:User):
|
|
return f"{session['session_id']}+{u.id}+{u.login_nonce}"
|
|
|
|
def get_formkey(u:Optional[User]):
|
|
if not u: return "" # if no user exists, give them a blank formkey
|
|
return generate_hash(get_raw_formkey(u))
|
|
|
|
def validate_formkey(u:User, formkey:Optional[str]) -> bool:
|
|
if not formkey: return False
|
|
return validate_hash(get_raw_formkey(u), formkey)
|
|
|
|
@cache.memoize()
|
|
def get_alt_graph_ids(uid:int) -> List[int]:
|
|
alt_graph_cte = g.db.query(literal(uid).label('user_id')).select_from(Alt).cte('alt_graph', recursive=True)
|
|
|
|
alt_graph_cte_inner = g.db.query(
|
|
case(
|
|
(Alt.user1 == alt_graph_cte.c.user_id, Alt.user2),
|
|
(Alt.user2 == alt_graph_cte.c.user_id, Alt.user1),
|
|
)
|
|
).select_from(Alt, alt_graph_cte).filter(
|
|
or_(alt_graph_cte.c.user_id == Alt.user1, alt_graph_cte.c.user_id == Alt.user2)
|
|
)
|
|
|
|
alt_graph_cte = alt_graph_cte.union(alt_graph_cte_inner)
|
|
return set([x[0] for x in g.db.query(User.id).filter(User.id == alt_graph_cte.c.user_id, User.id != uid).all()])
|
|
|
|
def get_alt_graph(uid:int) -> List[User]:
|
|
alt_ids = get_alt_graph_ids(uid)
|
|
return g.db.query(User).filter(User.id.in_(alt_ids)).order_by(User.username).all()
|
|
|
|
def add_alt(user1:int, user2:int):
|
|
if AEVANN_ID in (user1, user2):
|
|
return
|
|
li = [user1, user2]
|
|
existing = g.db.query(Alt).filter(Alt.user1.in_(li), Alt.user2.in_(li)).one_or_none()
|
|
if not existing:
|
|
new_alt = Alt(user1=user1, user2=user2)
|
|
g.db.add(new_alt)
|
|
g.db.flush()
|
|
cache.delete_memoized(get_alt_graph_ids, user1)
|
|
cache.delete_memoized(get_alt_graph_ids, user2)
|
|
|
|
def check_for_alts(current:User, include_current_session=False):
|
|
current_id = current.id
|
|
ids = [x[0] for x in g.db.query(User.id).all()]
|
|
past_accs = set(session.get("history", [])) if include_current_session else set()
|
|
|
|
for past_id in list(past_accs):
|
|
if past_id not in ids:
|
|
past_accs.remove(past_id)
|
|
continue
|
|
|
|
if past_id == current_id: continue
|
|
|
|
li = [past_id, current_id]
|
|
add_alt(past_id, current_id)
|
|
other_alts = g.db.query(Alt).filter(Alt.user1.in_(li), Alt.user2.in_(li)).all()
|
|
for a in other_alts:
|
|
if a.user1 != past_id: add_alt(a.user1, past_id)
|
|
if a.user1 != current_id: add_alt(a.user1, current_id)
|
|
if a.user2 != past_id: add_alt(a.user2, past_id)
|
|
if a.user2 != current_id: add_alt(a.user2, current_id)
|
|
|
|
past_accs.add(current_id)
|
|
if include_current_session:
|
|
session["history"] = list(past_accs)
|
|
g.db.flush()
|
|
for u in get_alt_graph(current.id):
|
|
if u.shadowbanned and not current.shadowbanned:
|
|
current.shadowbanned = u.shadowbanned
|
|
current.ban_reason = u.ban_reason
|
|
g.db.add(current)
|
|
elif current.shadowbanned and not u.shadowbanned:
|
|
u.shadowbanned = current.shadowbanned
|
|
u.ban_reason = current.ban_reason
|
|
g.db.add(u)
|
|
|
|
if u.is_muted and not current.is_muted:
|
|
current.is_muted = u.is_muted
|
|
g.db.add(current)
|
|
elif current.is_muted and not u.is_muted:
|
|
u.is_muted = current.is_muted
|
|
g.db.add(u)
|
|
|
|
if u.blacklisted_by and not current.blacklisted_by:
|
|
current.blacklisted_by = u.blacklisted_by
|
|
g.db.add(current)
|
|
elif current.blacklisted_by and not u.blacklisted_by:
|
|
u.blacklisted_by = current.blacklisted_by
|
|
g.db.add(u)
|
|
|
|
def execute_shadowban_viewers_and_voters(v:Optional[User], target:Union[Submission, Comment]):
|
|
if not v or not v.shadowbanned: return
|
|
if not target: return
|
|
if v.id != target.author_id: return
|
|
if not (86400 > time.time() - target.created_utc > 20):
|
|
return
|
|
|
|
ti = max(int((time.time() - target.created_utc)/60), 3)
|
|
max_upvotes = min(ti, 13)
|
|
rand = randint(0, max_upvotes)
|
|
if target.upvotes >= rand: return
|
|
|
|
amount = randint(0, 3)
|
|
|
|
target.upvotes += amount
|
|
if isinstance(target, Submission):
|
|
target.views += amount*randint(3, 5)
|
|
g.db.add(target)
|