Improve group queries

Before we'd also get the diplayname for each group in the backend. In a
separate query. This is of course not ideal as this information is
obtained on each and every query. Now this is queried once and properly
cached.

Also added more caching to the manager.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
This commit is contained in:
Roeland Jago Douma 2020-05-01 20:02:16 +02:00 committed by backportbot[bot]
parent 33b06cfa0c
commit 444b28adf6
1 changed files with 20 additions and 6 deletions

View File

@ -118,7 +118,10 @@ class Database extends ABackend implements
} }
// Add to cache // Add to cache
$this->groupCache[$gid] = $gid; $this->groupCache[$gid] = [
'gid' => $gid,
'displayname' => $gid
];
return $result === 1; return $result === 1;
} }
@ -244,15 +247,19 @@ class Database extends ABackend implements
// No magic! // No magic!
$qb = $this->dbConn->getQueryBuilder(); $qb = $this->dbConn->getQueryBuilder();
$cursor = $qb->select('gid') $cursor = $qb->select('gu.gid', 'g.displayname')
->from('group_user') ->from('group_user', 'gu')
->leftJoin('gu', 'groups', 'g', $qb->expr()->eq('gu.gid', 'g.gid'))
->where($qb->expr()->eq('uid', $qb->createNamedParameter($uid))) ->where($qb->expr()->eq('uid', $qb->createNamedParameter($uid)))
->execute(); ->execute();
$groups = []; $groups = [];
while ($row = $cursor->fetch()) { while ($row = $cursor->fetch()) {
$groups[] = $row['gid']; $groups[] = $row['gid'];
$this->groupCache[$row['gid']] = $row['gid']; $this->groupCache[$row['gid']] = [
'gid' => $row['gid'],
'displayname' => $row['displayname'],
];
} }
$cursor->closeCursor(); $cursor->closeCursor();
@ -309,7 +316,7 @@ class Database extends ABackend implements
} }
$qb = $this->dbConn->getQueryBuilder(); $qb = $this->dbConn->getQueryBuilder();
$cursor = $qb->select('gid') $cursor = $qb->select('gid', 'displayname')
->from('groups') ->from('groups')
->where($qb->expr()->eq('gid', $qb->createNamedParameter($gid))) ->where($qb->expr()->eq('gid', $qb->createNamedParameter($gid)))
->execute(); ->execute();
@ -317,7 +324,10 @@ class Database extends ABackend implements
$cursor->closeCursor(); $cursor->closeCursor();
if ($result !== false) { if ($result !== false) {
$this->groupCache[$gid] = $gid; $this->groupCache[$gid] = [
'gid' => $gid,
'displayname' => $result['displayname'],
];
return true; return true;
} }
return false; return false;
@ -430,6 +440,10 @@ class Database extends ABackend implements
} }
public function getDisplayName(string $gid): string { public function getDisplayName(string $gid): string {
if (isset($this->groupCache[$gid])) {
return $this->groupCache[$gid]['displayname'];
}
$this->fixDI(); $this->fixDI();
$query = $this->dbConn->getQueryBuilder(); $query = $this->dbConn->getQueryBuilder();