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bulk_get_push_rules should handle empty lists

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This commit is contained in:
Erik Johnston 2016-01-13 11:37:17 +00:00
parent 72ba26679b
commit 8740e4e94a
1 changed files with 13 additions and 21 deletions
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34
synapse/storage/push_rule.py
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@ -57,43 +57,35 @@ class PushRuleStore(SQLBaseStore):
@defer.inlineCallbacks
def bulk_get_push_rules(self, user_ids):
if not user_ids:
defer.returnValue({})
batch_size = 100
def f(txn, user_ids_to_fetch):
sql = (
"SELECT " +
",".join("pr."+x for x in PushRuleTable.fields) +
" FROM " + PushRuleTable.table_name + " pr " +
" LEFT JOIN " + PushRuleEnableTable.table_name + " pre " +
" ON pr.user_name = pre.user_name and pr.rule_id = pre.rule_id " +
" WHERE pr.user_name " +
"SELECT pr.*"
" FROM push_rules as pr "
" LEFT JOIN push_rules_enable as pre "
" ON pr.user_name = pre.user_name and pr.rule_id = pre.rule_id "
" WHERE pr.user_name "
" IN (" + ",".join("?" for _ in user_ids_to_fetch) + ")"
" AND (pre.enabled is null or pre.enabled = 1)"
" ORDER BY pr.user_name, pr.priority_class DESC, pr.priority DESC"
)
txn.execute(sql, user_ids_to_fetch)
return txn.fetchall()
return self.cursor_to_dict(txn)
results = {}
batch_start = 0
while batch_start < len(user_ids):
batch_end = min(len(user_ids), batch_size)
batch_user_ids = user_ids[batch_start:batch_end]
batch_start = batch_end
chunks = [user_ids[i:i+batch_size] for i in xrange(0, len(user_ids), batch_size)]
for batch_user_ids in chunks:
rows = yield self.runInteraction(
"bulk_get_push_rules", f, batch_user_ids
)
for r in rows:
rawdict = {
PushRuleTable.fields[i]: r[i] for i in range(len(r))
}
if rawdict['user_name'] not in results:
results[rawdict['user_name']] = []
results[rawdict['user_name']].append(rawdict)
for row in rows:
results.setdefault(row['user_name'], []).append(row)
defer.returnValue(results)
@defer.inlineCallbacks