fixes determining whether former user is a share owner

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

Author: blizzz

apps/user_ldap/lib/User/OfflineUser.php

@@ -243,29 +243,22 @@ protected function fetchDetails() {
 	 */
 	protected function determineShares() {
 		$query = $this->db->prepare('
-			SELECT COUNT(`uid_owner`)
+			SELECT `uid_owner`
 			FROM `*PREFIX*share`
 			WHERE `uid_owner` = ?
 		', 1);
 		$query->execute([$this->ocName]);
-		$sResult = $query->fetchColumn(0);
-		if ((int)$sResult === 1) {
+		if ($query->rowCount() > 0) {
 			$this->hasActiveShares = true;
 			return;
 		}
 
 		$query = $this->db->prepare('
-			SELECT COUNT(`owner`)
+			SELECT `owner`
 			FROM `*PREFIX*share_external`
 			WHERE `owner` = ?
 		', 1);
 		$query->execute([$this->ocName]);
-		$sResult = $query->fetchColumn(0);
-		if ((int)$sResult === 1) {
-			$this->hasActiveShares = true;
-			return;
-		}
-
-		$this->hasActiveShares = false;
+		$this->hasActiveShares = $query->rowCount() > 0;
 	}
 }

apps/user_ldap/tests/User/OfflineUserTest.php

@@ -78,10 +78,12 @@ public function shareOwnerProvider(): array {
 	public function testHasActiveShares(int $internalOwnerships, int $externalOwnerships, bool $expected) {
 		$queryMock = $this->createMock(Statement::class);
 		$queryMock->expects($this->atLeastOnce())
-			->method('fetchColumn')
+			->method('execute');
+		$queryMock->expects($this->atLeastOnce())
+			->method('rowCount')
 			->willReturnOnConsecutiveCalls(
-				(string)$internalOwnerships,
-				(string)$externalOwnerships
+				$internalOwnerships > 0 ? 1 : 0,
+				$externalOwnerships > 0 ? 1 : 0
 			);
 
 		$this->dbc->expects($this->atLeastOnce())