From f9ce6bfdff10665d40400c80662e9b29a00d8b3f Mon Sep 17 00:00:00 2001
From: Andrew Summers <18727110+summersab@users.noreply.github.com>
Date: Tue, 29 Aug 2023 18:11:00 -0500
Subject: [PATCH] Refactor `OC\Server::getHasher`

Signed-off-by: Andrew Summers <18727110+summersab@users.noreply.github.com>
---
 lib/private/Security/Hasher.php                            | 4 ++--
 lib/private/Share20/ProviderFactory.php                    | 3 ++-
 lib/private/User/Database.php                              | 7 ++++---
 lib/public/Security/IHasher.php                            | 4 ++--
 .../Authentication/Token/PublicKeyTokenProviderTest.php    | 2 +-
 5 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/lib/private/Security/Hasher.php b/lib/private/Security/Hasher.php
index 23747751053b6..196b58df2ceb6 100644
--- a/lib/private/Security/Hasher.php
+++ b/lib/private/Security/Hasher.php
@@ -42,10 +42,10 @@
  *
  * Usage:
  * // Hashing a message
- * $hash = \OC::$server->getHasher()->hash('MessageToHash');
+ * $hash = \OC::$server->get(\OCP\Security\IHasher::class)->hash('MessageToHash');
  * // Verifying a message - $newHash will contain the newly calculated hash
  * $newHash = null;
- * var_dump(\OC::$server->getHasher()->verify('a', '86f7e437faa5a7fce15d1ddcb9eaeaea377667b8', $newHash));
+ * var_dump(\OC::$server->get(\OCP\Security\IHasher::class)->verify('a', '86f7e437faa5a7fce15d1ddcb9eaeaea377667b8', $newHash));
  * var_dump($newHash);
  *
  * @package OC\Security
diff --git a/lib/private/Share20/ProviderFactory.php b/lib/private/Share20/ProviderFactory.php
index dbf1b21dabe8b..9cf22ce91bb24 100644
--- a/lib/private/Share20/ProviderFactory.php
+++ b/lib/private/Share20/ProviderFactory.php
@@ -45,6 +45,7 @@
 use OCP\Defaults;
 use OCP\EventDispatcher\IEventDispatcher;
 use OCP\IServerContainer;
+use OCP\Security\IHasher;
 use OCP\Share\IManager;
 use OCP\Share\IProviderFactory;
 use OCP\Share\IShare;
@@ -199,7 +200,7 @@ protected function getShareByMailProvider() {
 				$this->serverContainer->getActivityManager(),
 				$settingsManager,
 				$this->serverContainer->query(Defaults::class),
-				$this->serverContainer->getHasher(),
+				$this->serverContainer->get(IHasher::class),
 				$this->serverContainer->get(IEventDispatcher::class),
 				$this->serverContainer->get(IManager::class)
 			);
diff --git a/lib/private/User/Database.php b/lib/private/User/Database.php
index 9ef1bc67a58d0..55d0183ce528a 100644
--- a/lib/private/User/Database.php
+++ b/lib/private/User/Database.php
@@ -50,6 +50,7 @@
 use OCP\EventDispatcher\IEventDispatcher;
 use OCP\IDBConnection;
 use OCP\Security\Events\ValidatePasswordPolicyEvent;
+use OCP\Security\IHasher;
 use OCP\User\Backend\ABackend;
 use OCP\User\Backend\ICheckPasswordBackend;
 use OCP\User\Backend\ICountUsersBackend;
@@ -130,7 +131,7 @@ public function createUser(string $uid, string $password): bool {
 				$qb->insert($this->table)
 					->values([
 						'uid' => $qb->createNamedParameter($uid),
-						'password' => $qb->createNamedParameter(\OC::$server->getHasher()->hash($password)),
+						'password' => $qb->createNamedParameter(\OC::$server->get(IHasher::class)->hash($password)),
 						'uid_lower' => $qb->createNamedParameter(mb_strtolower($uid)),
 					]);
 
@@ -197,7 +198,7 @@ public function setPassword(string $uid, string $password): bool {
 		if ($this->userExists($uid)) {
 			$this->eventDispatcher->dispatchTyped(new ValidatePasswordPolicyEvent($password));
 
-			$hasher = \OC::$server->getHasher();
+			$hasher = \OC::$server->get(IHasher::class);
 			$hashedPassword = $hasher->hash($password);
 
 			$return = $this->updatePassword($uid, $hashedPassword);
@@ -353,7 +354,7 @@ public function checkPassword(string $loginName, string $password) {
 		if ($found && is_array($this->cache[$loginName])) {
 			$storedHash = $this->cache[$loginName]['password'];
 			$newHash = '';
-			if (\OC::$server->getHasher()->verify($password, $storedHash, $newHash)) {
+			if (\OC::$server->get(IHasher::class)->verify($password, $storedHash, $newHash)) {
 				if (!empty($newHash)) {
 					$this->updatePassword($loginName, $newHash);
 				}
diff --git a/lib/public/Security/IHasher.php b/lib/public/Security/IHasher.php
index 7c4d743002cb4..f64bb064422c9 100644
--- a/lib/public/Security/IHasher.php
+++ b/lib/public/Security/IHasher.php
@@ -37,10 +37,10 @@
  *
  * Usage:
  * // Hashing a message
- * $hash = \OC::$server->getHasher()->hash('MessageToHash');
+ * $hash = \OC::$server->get(\OCP\Security\IHasher::class)->hash('MessageToHash');
  * // Verifying a message - $newHash will contain the newly calculated hash
  * $newHash = null;
- * var_dump(\OC::$server->getHasher()->verify('a', '86f7e437faa5a7fce15d1ddcb9eaeaea377667b8', $newHash));
+ * var_dump(\OC::$server->get(\OCP\Security\IHasher::class)->verify('a', '86f7e437faa5a7fce15d1ddcb9eaeaea377667b8', $newHash));
  * var_dump($newHash);
  *
  * @since 8.0.0
diff --git a/tests/lib/Authentication/Token/PublicKeyTokenProviderTest.php b/tests/lib/Authentication/Token/PublicKeyTokenProviderTest.php
index 69894f148556a..99d058f22a6e5 100644
--- a/tests/lib/Authentication/Token/PublicKeyTokenProviderTest.php
+++ b/tests/lib/Authentication/Token/PublicKeyTokenProviderTest.php
@@ -70,7 +70,7 @@ protected function setUp(): void {
 		parent::setUp();
 
 		$this->mapper = $this->createMock(PublicKeyTokenMapper::class);
-		$this->hasher = \OC::$server->getHasher();
+		$this->hasher = \OC::$server->get(IHasher::class);
 		$this->crypto = \OC::$server->getCrypto();
 		$this->config = $this->createMock(IConfig::class);
 		$this->config->method('getSystemValueInt')