def delete(cls, op):
pid, depth = cls.get_id_and_depth(op['author'], op['permlink'])
query("UPDATE hive_posts SET is_deleted = '1' WHERE id = :id", id=pid)
if not DbState.is_initial_sync():
CachedPost.delete(pid, op['author'], op['permlink'])
if depth == 0:
FeedCache.delete(pid)
def delete(cls, op):
"""Marks a post record as being deleted."""
pid, depth = cls.get_id_and_depth(op['author'], op['permlink'])
DB.query("UPDATE hive_posts SET is_deleted = '1' WHERE id = :id", id=pid)
if not DbState.is_initial_sync():
CachedPost.delete(pid, op['author'], op['permlink'])
if depth == 0:
# TODO: delete from hive_reblogs -- otherwise feed cache gets populated with deleted posts somwrimas
FeedCache.delete(pid)
else:
# force parent child recount when child is deleted
prnt = cls._get_parent_by_child_id(pid)
CachedPost.recount(prnt['author'], prnt['permlink'], prnt['id'])
def audit_cache_deleted(db):
"""Scan all posts to check for extraneous cache entries."""
last_id = _last_cached_post_id(db)
step = 1000000
steps = int(last_id / step) + 1
log.info("audit_cache_deleted -- last id: %d, batches: %d", last_id, steps)
sql = """
SELECT hp.id, hp.author, hp.permlink
FROM hive_posts hp
JOIN hive_posts_cache hpc
ON hp.id = hpc.post_id
WHERE hp.id BETWEEN :lbound AND :ubound
AND hp.is_deleted = True"""
for idx in range(steps):
lbound = (idx * step) + 1
ubound = (idx + 1) * step
extra = db.query_all(sql, lbound=lbound, ubound=ubound)
log.info("%d <= id <= %d: %d to delete", lbound, ubound, len(extra))
for row in extra:
CachedPost.delete(row['id'], row['author'], row['permlink'])