fix(user_ldap): Improve typing and fix a var name

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

apps/user_ldap/ajax/wizard.php

@@ -48,7 +48,7 @@ $configuration = new \OCA\User_LDAP\Configuration($prefix);
 
 $con = new \OCA\User_LDAP\Connection($ldapWrapper, $prefix, null);
 $con->setConfiguration($configuration->getConfiguration());
-$con->ldapConfigurationActive = true;
+$con->ldapConfigurationActive = (string)true;
 $con->setIgnoreValidation(true);
 
 $factory = \OC::$server->get(\OCA\User_LDAP\AccessFactory::class);

apps/user_ldap/lib/Connection.php

@@ -448,7 +448,7 @@ class Connection extends LDAPUtility {
 
 		$backupPort = (int)$this->configuration->ldapBackupPort;
 		if ($backupPort <= 0) {
-			$this->configuration->backupPort = $this->configuration->ldapPort;
+			$this->configuration->ldapBackupPort = $this->configuration->ldapPort;
 		}
 
 		//make sure empty search attributes are saved as simple, empty array
@@ -463,7 +463,7 @@ class Connection extends LDAPUtility {
 
 		if ((stripos((string)$this->configuration->ldapHost, 'ldaps://') === 0)
 			&& $this->configuration->ldapTLS) {
-			$this->configuration->ldapTLS = false;
+			$this->configuration->ldapTLS = (string)false;
 			$this->logger->info(
 				'LDAPS (already using secure connection) and TLS do not work together. Switched off TLS.',
 				['app' => 'user_ldap']

apps/user_ldap/lib/Jobs/Sync.php

@@ -169,7 +169,7 @@ class Sync extends TimedJob {
 		$results = $access->fetchListOfUsers(
 			$filter,
 			$access->userManager->getAttributes(),
-			$connection->ldapPagingSize,
+			(int)$connection->ldapPagingSize,
 			$cycleData['offset'],
 			true
 		);

apps/user_ldap/lib/Wizard.php

@@ -414,7 +414,7 @@ class Wizard extends LDAPUtility {
 		$this->fetchGroups($dbKey, $confKey);
 
 		if ($testMemberOf) {
-			$this->configuration->hasMemberOfFilterSupport = $this->testMemberOf();
+			$this->configuration->hasMemberOfFilterSupport = (string)$this->testMemberOf();
 			$this->result->markChange();
 			if (!$this->configuration->hasMemberOfFilterSupport) {
 				throw new \Exception('memberOf is not supported by the server');
@@ -700,8 +700,8 @@ class Wizard extends LDAPUtility {
 
 			if ($settingsFound === true) {
 				$config = [
-					'ldapPort' => $p,
-					'ldapTLS' => (int)$t
+					'ldapPort' => (string)$p,
+					'ldapTLS' => (string)$t,
 				];
 				$this->configuration->setConfiguration($config);
 				$this->logger->debug(
@@ -1322,7 +1322,7 @@ class Wizard extends LDAPUtility {
 		$this->ldap->setOption($cr, LDAP_OPT_PROTOCOL_VERSION, 3);
 		$this->ldap->setOption($cr, LDAP_OPT_REFERRALS, 0);
 		$this->ldap->setOption($cr, LDAP_OPT_NETWORK_TIMEOUT, self::LDAP_NW_TIMEOUT);
-		if ($this->configuration->ldapTLS === 1) {
+		if ($this->configuration->ldapTLS) {
 			$this->ldap->startTls($cr);
 		}
 
@@ -1337,6 +1337,9 @@ class Wizard extends LDAPUtility {
 		return false;
 	}
 
+	/**
+	 * @return array<array{port:int,tls:bool}>
+	 */
 	private function getDefaultLdapPortSettings(): array {
 		static $settings = [
 			['port' => 7636, 'tls' => false],
@@ -1349,6 +1352,9 @@ class Wizard extends LDAPUtility {
 		return $settings;
 	}
 
+	/**
+	 * @return array<array{port:int,tls:bool}>
+	 */
 	private function getPortSettingsToTry(): array {
 		//389 ← LDAP / Unencrypted or StartTLS
 		//636 ← LDAPS / SSL
@@ -1367,7 +1373,7 @@ class Wizard extends LDAPUtility {
 			}
 			$portSettings[] = ['port' => $port, 'tls' => false];
 		} elseif ($this->configuration->usesLdapi()) {
-			$portSettings[] = ['port' => '', 'tls' => false];
+			$portSettings[] = ['port' => 0, 'tls' => false];
 		}
 
 		//default ports