1 files changed, 10 insertions, 8 deletions
diff --git a/apps/twofactor_backupcodes/lib/Provider/BackupCodesProvider.php b/apps/twofactor_backupcodes/lib/Provider/BackupCodesProvider.php
index f5b01649bbb..03d1ee0d405 100644
--- a/apps/twofactor_backupcodes/lib/Provider/BackupCodesProvider.php
+++ b/apps/twofactor_backupcodes/lib/Provider/BackupCodesProvider.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 /**
  * @author Christoph Wurst <christoph@winzerhof-wurst.at>
@@ -49,7 +50,7 @@ class BackupCodesProvider implements IProvider {
 	 * @param IL10N $l10n
 	 * @param AppManager $appManager
 	 */
-	public function __construct($appName, BackupCodeStorage $storage, IL10N $l10n, AppManager $appManager) {
+	public function __construct(string $appName, BackupCodeStorage $storage, IL10N $l10n, AppManager $appManager) {
 		$this->appName = $appName;
 		$this->l10n = $l10n;
 		$this->storage = $storage;
@@ -61,7 +62,7 @@ class BackupCodesProvider implements IProvider {
 	 *
 	 * @return string
 	 */
-	public function getId() {
+	public function getId(): string {
 		return 'backup_codes';
 	}
 
@@ -70,7 +71,7 @@ class BackupCodesProvider implements IProvider {
 	 *
 	 * @return string
 	 */
-	public function getDisplayName() {
+	public function getDisplayName(): string {
 		return $this->l10n->t('Backup code');
 	}
 
@@ -79,7 +80,7 @@ class BackupCodesProvider implements IProvider {
 	 *
 	 * @return string
 	 */
-	public function getDescription() {
+	public function getDescription(): string {
 		return $this->l10n->t('Use backup code');
 	}
 
@@ -89,7 +90,7 @@ class BackupCodesProvider implements IProvider {
 	 * @param IUser $user
 	 * @return Template
 	 */
-	public function getTemplate(IUser $user) {
+	public function getTemplate(IUser $user): Template {
 		return new Template('twofactor_backupcodes', 'challenge');
 	}
 
@@ -98,8 +99,9 @@ class BackupCodesProvider implements IProvider {
 	 *
 	 * @param IUser $user
 	 * @param string $challenge
+	 * @return bool
 	 */
-	public function verifyChallenge(IUser $user, $challenge) {
+	public function verifyChallenge(IUser $user, string $challenge): bool {
 		return $this->storage->validateCode($user, $challenge);
 	}
 
@@ -109,7 +111,7 @@ class BackupCodesProvider implements IProvider {
 	 * @param IUser $user
 	 * @return boolean
 	 */
-	public function isTwoFactorAuthEnabledForUser(IUser $user) {
+	public function isTwoFactorAuthEnabledForUser(IUser $user): bool {
 		return $this->storage->hasBackupCodes($user);
 	}
 
@@ -124,7 +126,7 @@ class BackupCodesProvider implements IProvider {
 	 * @param IUser $user
 	 * @return boolean
 	 */
-	public function isActive(IUser $user) {
+	public function isActive(IUser $user): bool {
 		$appIds = array_filter($this->appManager->getEnabledAppsForUser($user), function($appId) {
 			return $appId !== $this->appName;
 		});