4 files changed, 7 insertions, 7 deletions
diff --git a/lib/private/legacy/OC_Files.php b/lib/private/legacy/OC_Files.php
index ef65aa33c93..1b2f83941c8 100644
--- a/lib/private/legacy/OC_Files.php
+++ b/lib/private/legacy/OC_Files.php
@@ -87,7 +87,7 @@ class OC_Files {
 				header('Accept-Ranges: bytes', true);
 				if (count($rangeArray) > 1) {
 					$type = 'multipart/byteranges; boundary='.self::getBoundary();
-				// no Content-Length header here
+					// no Content-Length header here
 				} else {
 					header(sprintf('Content-Range: bytes %d-%d/%d', $rangeArray[0]['from'], $rangeArray[0]['to'], $fileSize), true);
 					OC_Response::setContentLengthHeader($rangeArray[0]['to'] - $rangeArray[0]['from'] + 1);
diff --git a/lib/private/legacy/OC_Image.php b/lib/private/legacy/OC_Image.php
index 56fb3e0d52f..48f1812038b 100644
--- a/lib/private/legacy/OC_Image.php
+++ b/lib/private/legacy/OC_Image.php
@@ -85,7 +85,7 @@ class OC_Image implements \OCP\IImage {
 	 * @param \OCP\IConfig $config
 	 * @throws \InvalidArgumentException in case the $imageRef parameter is not null
 	 */
-	public function __construct($imageRef = null, \OCP\ILogger $logger = null, \OCP\IConfig $config = null) {
+	public function __construct($imageRef = null, ?\OCP\ILogger $logger = null, ?\OCP\IConfig $config = null) {
 		$this->logger = $logger;
 		if ($logger === null) {
 			$this->logger = \OC::$server->getLogger();
@@ -211,7 +211,7 @@ class OC_Image implements \OCP\IImage {
 	 * @param string $mimeType
 	 * @return bool
 	 */
-	public function show(string $mimeType = null): bool {
+	public function show(?string $mimeType = null): bool {
 		if ($mimeType === null) {
 			$mimeType = $this->mimeType();
 		}
diff --git a/lib/private/legacy/OC_User.php b/lib/private/legacy/OC_User.php
index 07ec97da7b0..3fe3f173b99 100644
--- a/lib/private/legacy/OC_User.php
+++ b/lib/private/legacy/OC_User.php
@@ -88,7 +88,7 @@ class OC_User {
 			\OC::$server->getUserManager()->registerBackend($backend);
 		} else {
 			// You'll never know what happens
-			if (null === $backend or !is_string($backend)) {
+			if ($backend === null or !is_string($backend)) {
 				$backend = 'database';
 			}
 
diff --git a/lib/private/legacy/OC_Util.php b/lib/private/legacy/OC_Util.php
index 09d0719ff2b..86472f1b5e5 100644
--- a/lib/private/legacy/OC_Util.php
+++ b/lib/private/legacy/OC_Util.php
@@ -970,11 +970,11 @@ class OC_Util {
 	 */
 	private static function isNonUTF8Locale() {
 		if (function_exists('escapeshellcmd')) {
-			return '' === escapeshellcmd('§');
+			return escapeshellcmd('§') === '';
 		} elseif (function_exists('escapeshellarg')) {
-			return '\'\'' === escapeshellarg('§');
+			return escapeshellarg('§') === '\'\'';
 		} else {
-			return 0 === preg_match('/utf-?8/i', setlocale(LC_CTYPE, 0));
+			return preg_match('/utf-?8/i', setlocale(LC_CTYPE, 0)) === 0;
 		}
 	}