Fix more than 1000 entries in queries exception in CardDavBackend

Signed-off-by: Carl Schwan <carl@carlschwan.eu>

Author: CarlSchwan

apps/dav/lib/CardDAV/CardDavBackend.php

@@ -1130,15 +1130,18 @@ private function searchByAddressBookIds(array $addressBookIds,
 			return (int)$match['cardid'];
 		}, $matches);
 
-		$query = $this->db->getQueryBuilder();
-		$query->select('c.addressbookid', 'c.carddata', 'c.uri')
-			->from($this->dbCardsTable, 'c')
-			->where($query->expr()->in('c.id', $query->createNamedParameter($matches, IQueryBuilder::PARAM_INT_ARRAY)));
+		$cards = [];
+		foreach (array_chunk($matches, 1000) as $matche) {
+			$query = $this->db->getQueryBuilder();
+			$query->select('c.addressbookid', 'c.carddata', 'c.uri')
+				->from($this->dbCardsTable, 'c')
+				->where($query->expr()->in('c.id', $query->createNamedParameter($matche, IQueryBuilder::PARAM_INT_ARRAY)));
 
-		$result = $query->execute();
-		$cards = $result->fetchAll();
+			$result = $query->execute();
+			$cards = array_merge($cards, $result->fetchAll());
+			$result->closeCursor();
+		}
 
-		$result->closeCursor();
 
 		return array_map(function ($array) {
 			$array['addressbookid'] = (int) $array['addressbookid'];