Merge pull request #1574 from nextcloud/backport-1408-chunk-calendar-objects-query

[stable10] Chunk events/contacts when getting them
This commit is contained in:
Roeland Jago Douma 2016-10-03 12:17:04 +02:00 committed by GitHub
commit ea5b522329
2 changed files with 36 additions and 22 deletions

View File

@ -567,19 +567,25 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
* @return array
*/
function getMultipleCalendarObjects($calendarId, array $uris) {
if (empty($uris)) {
return [];
}
$chunks = array_chunk($uris, 100);
$objects = [];
$query = $this->db->getQueryBuilder();
$query->select(['id', 'uri', 'lastmodified', 'etag', 'calendarid', 'size', 'calendardata', 'componenttype', 'classification'])
->from('calendarobjects')
->where($query->expr()->eq('calendarid', $query->createNamedParameter($calendarId)))
->andWhere($query->expr()->in('uri', $query->createParameter('uri')))
->setParameter('uri', $uris, IQueryBuilder::PARAM_STR_ARRAY);
->andWhere($query->expr()->in('uri', $query->createParameter('uri')));
$stmt = $query->execute();
foreach ($chunks as $uris) {
$query->setParameter('uri', $uris, IQueryBuilder::PARAM_STR_ARRAY);
$result = $query->execute();
$result = [];
while($row = $stmt->fetch(\PDO::FETCH_ASSOC)) {
$result[] = [
while ($row = $result->fetch()) {
$objects[] = [
'id' => $row['id'],
'uri' => $row['uri'],
'lastmodified' => $row['lastmodified'],
@ -590,9 +596,10 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
'component' => strtolower($row['componenttype']),
'classification' => (int)$row['classification']
];
}
return $result;
$result->closeCursor();
}
return $objects;
}
/**

View File

@ -439,23 +439,30 @@ class CardDavBackend implements BackendInterface, SyncSupport {
* @return array
*/
function getMultipleCards($addressBookId, array $uris) {
if (empty($uris)) {
return [];
}
$chunks = array_chunk($uris, 100);
$cards = [];
$query = $this->db->getQueryBuilder();
$query->select(['id', 'uri', 'lastmodified', 'etag', 'size', 'carddata'])
->from('cards')
->where($query->expr()->eq('addressbookid', $query->createNamedParameter($addressBookId)))
->andWhere($query->expr()->in('uri', $query->createParameter('uri')))
->setParameter('uri', $uris, IQueryBuilder::PARAM_STR_ARRAY);
$cards = [];
->andWhere($query->expr()->in('uri', $query->createParameter('uri')));
foreach ($chunks as $uris) {
$query->setParameter('uri', $uris, IQueryBuilder::PARAM_STR_ARRAY);
$result = $query->execute();
while ($row = $result->fetch()) {
$row['etag'] = '"' . $row['etag'] . '"';
$row['carddata'] = $this->readBlob($row['carddata']);
$cards[] = $row;
}
$result->closeCursor();
}
return $cards;
}