Refactors "strpos" calls in lib/private to improve code readability.

lib/private/Accounts/AccountManager.php

@@ -176,7 +176,7 @@ protected function parsePhoneNumber(string $input): string {
 
 		if ($defaultRegion === '') {
 			// When no default region is set, only +49… numbers are valid
-			if (strpos($input, '+') !== 0) {
+			if (!str_starts_with($input, '+')) {
 				throw new InvalidArgumentException(self::PROPERTY_PHONE);
 			}
 

lib/private/Accounts/AccountProperty.php

@@ -145,7 +145,7 @@ public function getScope(): string {
 	}
 
 	public static function mapScopeToV2(string $scope): string {
-		if (strpos($scope, 'v2-') === 0) {
+		if (str_starts_with($scope, 'v2-')) {
 			return $scope;
 		}
 

lib/private/App/AppStore/Fetcher/AppFetcher.php

@@ -99,7 +99,7 @@ protected function fetch($ETag, $content, $allowUnstable = false) {
 			foreach ($app['releases'] as $release) {
 				// Exclude all nightly and pre-releases if required
 				if (($allowNightly || $release['isNightly'] === false)
-					&& ($allowPreReleases || strpos($release['version'], '-') === false)) {
+					&& ($allowPreReleases || !str_contains($release['version'], '-'))) {
 					// Exclude all versions not compatible with the current version
 					try {
 						$versionParser = new VersionParser();

lib/private/App/AppStore/Version/VersionParser.php

@@ -64,7 +64,7 @@ public function getVersion($versionSpec) {
 				if (!$this->isValidVersionString($firstVersionNumber)) {
 					break;
 				}
-				if (strpos($firstVersion, '>') === 0) {
+				if (str_starts_with($firstVersion, '>')) {
 					return new Version($firstVersionNumber, '');
 				}
 				return new Version('', $firstVersionNumber);

lib/private/App/DependencyAnalyzer.php

@@ -383,7 +383,7 @@ protected function toVisibleVersion($version) {
 			case '9.1':
 				return '10';
 			default:
-				if (strpos($version, '9.1.') === 0) {
+				if (str_starts_with($version, '9.1.')) {
 					$version = '10.0.' . substr($version, 4);
 				}
 				return $version;

lib/private/AppFramework/App.php

@@ -91,12 +91,12 @@ public static function buildAppNamespace(string $appId, string $topNamespace = '
 	}
 
 	public static function getAppIdForClass(string $className, string $topNamespace = 'OCA\\'): ?string {
-		if (strpos($className, $topNamespace) !== 0) {
+		if (!str_starts_with($className, $topNamespace)) {
 			return null;
 		}
 
 		foreach (self::$nameSpaceCache as $appId => $namespace) {
-			if (strpos($className, $topNamespace . $namespace . '\\') === 0) {
+			if (str_starts_with($className, $topNamespace . $namespace . '\\')) {
 				return $appId;
 			}
 		}
@@ -147,7 +147,7 @@ public static function main(string $controllerName, string $methodName, DIContai
 		try {
 			$controller = $container->get($controllerName);
 		} catch (QueryException $e) {
-			if (strpos($controllerName, '\\Controller\\') !== false) {
+			if (str_contains($controllerName, '\\Controller\\')) {
 				// This is from a global registered app route that is not enabled.
 				[/*OC(A)*/, $app, /* Controller/Name*/] = explode('\\', $controllerName, 3);
 				throw new HintException('App ' . strtolower($app) . ' is not enabled');

lib/private/AppFramework/Http/Dispatcher.php

@@ -212,8 +212,8 @@ private function executeController(Controller $controller, string $methodName):
 				$value === 'false' &&
 				(
 					$this->request->method === 'GET' ||
-					strpos($this->request->getHeader('Content-Type'),
-						'application/x-www-form-urlencoded') !== false
+					str_contains($this->request->getHeader('Content-Type'),
+						'application/x-www-form-urlencoded')
 				)
 			) {
 				$value = false;

lib/private/AppFramework/Http/Request.php

@@ -413,8 +413,8 @@ private function isPutStreamContent(): bool {
 		return $this->method === 'PUT'
 			&& $this->getHeader('Content-Length') !== '0'
 			&& $this->getHeader('Content-Length') !== ''
-			&& strpos($this->getHeader('Content-Type'), 'application/x-www-form-urlencoded') === false
-			&& strpos($this->getHeader('Content-Type'), 'application/json') === false;
+			&& !str_contains($this->getHeader('Content-Type'), 'application/x-www-form-urlencoded')
+			&& !str_contains($this->getHeader('Content-Type'), 'application/json');
 	}
 
 	/**
@@ -439,7 +439,7 @@ protected function decodeContent() {
 		// or post correctly
 		} elseif ($this->method !== 'GET'
 				&& $this->method !== 'POST'
-				&& strpos($this->getHeader('Content-Type'), 'application/x-www-form-urlencoded') !== false) {
+				&& str_contains($this->getHeader('Content-Type'), 'application/x-www-form-urlencoded')) {
 			parse_str(file_get_contents($this->inputStream), $params);
 			if (\is_array($params)) {
 				$this->items['params'] = $params;
@@ -603,7 +603,7 @@ public function getRemoteAddress(): string {
 						$IP = trim($IP);
 
 						// remove brackets from IPv6 addresses
-						if (strpos($IP, '[') === 0 && substr($IP, -1) === ']') {
+						if (str_starts_with($IP, '[') && str_ends_with($IP, ']')) {
 							$IP = substr($IP, 1, -1);
 						}
 
@@ -642,7 +642,7 @@ public function getServerProtocol(): string {
 		}
 
 		if ($this->fromTrustedProxy() && isset($this->server['HTTP_X_FORWARDED_PROTO'])) {
-			if (strpos($this->server['HTTP_X_FORWARDED_PROTO'], ',') !== false) {
+			if (str_contains($this->server['HTTP_X_FORWARDED_PROTO'], ',')) {
 				$parts = explode(',', $this->server['HTTP_X_FORWARDED_PROTO']);
 				$proto = strtolower(trim($parts[0]));
 			} else {
@@ -724,7 +724,7 @@ public function getRawPathInfo(): string {
 		// FIXME: Sabre does not really belong here
 		[$path, $name] = \Sabre\Uri\split($scriptName);
 		if (!empty($path)) {
-			if ($path === $pathInfo || strpos($pathInfo, $path.'/') === 0) {
+			if ($path === $pathInfo || str_starts_with($pathInfo, $path . '/')) {
 				$pathInfo = substr($pathInfo, \strlen($path));
 			} else {
 				throw new \Exception("The requested uri($requestUri) cannot be processed by the script '$scriptName')");
@@ -734,10 +734,10 @@ public function getRawPathInfo(): string {
 			$name = '';
 		}
 
-		if (strpos($pathInfo, '/'.$name) === 0) {
+		if (str_starts_with($pathInfo, '/' . $name)) {
 			$pathInfo = substr($pathInfo, \strlen($name) + 1);
 		}
-		if ($name !== '' && strpos($pathInfo, $name) === 0) {
+		if ($name !== '' && str_starts_with($pathInfo, $name)) {
 			$pathInfo = substr($pathInfo, \strlen($name));
 		}
 		if ($pathInfo === false || $pathInfo === '/') {
@@ -803,7 +803,7 @@ public function getInsecureServerHost(): string {
 
 		$host = 'localhost';
 		if ($this->fromTrustedProxy() && isset($this->server['HTTP_X_FORWARDED_HOST'])) {
-			if (strpos($this->server['HTTP_X_FORWARDED_HOST'], ',') !== false) {
+			if (str_contains($this->server['HTTP_X_FORWARDED_HOST'], ',')) {
 				$parts = explode(',', $this->server['HTTP_X_FORWARDED_HOST']);
 				$host = trim(current($parts));
 			} else {

lib/private/AppFramework/Middleware/CompressionMiddleware.php

@@ -57,7 +57,7 @@ public function afterController($controller, $methodName, Response $response) {
 
 		// Check if we are even asked for gzip
 		$header = $this->request->getHeader('Accept-Encoding');
-		if (strpos($header, 'gzip') === false) {
+		if (!str_contains($header, 'gzip')) {
 			return $response;
 		}
 

lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php

@@ -218,7 +218,7 @@ public function beforeController($controller, $methodName) {
 			if (!$this->request->passesCSRFCheck() && !(
 				$controller instanceof OCSController && (
 					$this->request->getHeader('OCS-APIREQUEST') === 'true' ||
-					strpos($this->request->getHeader('Authorization'), 'Bearer ') === 0
+					str_starts_with($this->request->getHeader('Authorization'), 'Bearer ')
 				)
 			)) {
 				throw new CrossSiteRequestForgeryException();

lib/private/AppFramework/OCS/BaseResponse.php

@@ -134,7 +134,7 @@ protected function toXML(array $array, \XMLWriter $writer): void {
 				continue;
 			}
 
-			if (\is_string($k) && strpos($k, '@') === 0) {
+			if (\is_string($k) && str_starts_with($k, '@')) {
 				$writer->writeAttribute(substr($k, 1), $v);
 				continue;
 			}

lib/private/Cache/File.php

@@ -160,7 +160,7 @@ public function clear($prefix = '') {
 			$dh = $storage->opendir('/');
 			if (is_resource($dh)) {
 				while (($file = readdir($dh)) !== false) {
-					if ($file != '.' and $file != '..' and ($prefix === '' || strpos($file, $prefix) === 0)) {
+					if ($file != '.' and $file != '..' and ($prefix === '' || str_starts_with($file, $prefix))) {
 						$storage->unlink('/' . $file);
 					}
 				}

lib/private/Collaboration/Collaborators/Search.php

@@ -97,7 +97,7 @@ public function search($search, array $shareTypes, $lookup, $limit, $offset) {
 		// if we have an exact local user match with an email-a-like query,
 		// there is no need to show the remote and email matches.
 		$userType = new SearchResultType('users');
-		if (strpos($search, '@') !== false && $searchResult->hasExactIdMatch($userType)) {
+		if (str_contains($search, '@') && $searchResult->hasExactIdMatch($userType)) {
 			$searchResult->unsetResult($remoteType);
 			$searchResult->unsetResult($emailType);
 		}

lib/private/Comments/Comment.php

@@ -240,9 +240,9 @@ public function getMentions() {
 		$result = [];
 		foreach ($mentionIds as $mentionId) {
 			$cleanId = trim(substr($mentionId, 1), '"');
-			if (strpos($cleanId, 'guest/') === 0) {
+			if (str_starts_with($cleanId, 'guest/')) {
 				$result[] = ['type' => 'guest', 'id' => $cleanId];
-			} elseif (strpos($cleanId, 'group/') === 0) {
+			} elseif (str_starts_with($cleanId, 'group/')) {
 				$result[] = ['type' => 'group', 'id' => substr($cleanId, 6)];
 			} else {
 				$result[] = ['type' => 'user', 'id' => $cleanId];

lib/private/Contacts/ContactsMenu/ContactsStore.php

@@ -302,7 +302,7 @@ private function contactArrayToEntry(array $contact): Entry {
 		}
 
 		$avatarPrefix = "VALUE=uri:";
-		if (isset($contact['PHOTO']) && strpos($contact['PHOTO'], $avatarPrefix) === 0) {
+		if (isset($contact['PHOTO']) && str_starts_with($contact['PHOTO'], $avatarPrefix)) {
 			$entry->setAvatar(substr($contact['PHOTO'], strlen($avatarPrefix)));
 		}
 

lib/private/DB/MySqlTools.php

@@ -63,7 +63,7 @@ protected function isMariaDBWithLargePrefix(IDBConnection $connection) {
 			return false;
 		}
 
-		return strpos($row, 'maria') && version_compare($row, '10.3', '>=') ||
-			strpos($row, 'maria') === false && version_compare($row, '8.0', '>=');
+		return str_contains($row, 'maria') && version_compare($row, '10.3', '>=') ||
+			!str_contains($row, 'maria') && version_compare($row, '8.0', '>=');
 	}
 }

lib/private/DB/QueryBuilder/QueryBuilder.php

@@ -1321,7 +1321,7 @@ public function getTableName($table) {
 	 * @return string
 	 */
 	protected function prefixTableName($table) {
-		if ($this->automaticTablePrefix === false || strpos($table, '*PREFIX*') === 0) {
+		if ($this->automaticTablePrefix === false || str_starts_with($table, '*PREFIX*')) {
 			return $table;
 		}
 

lib/private/DB/SchemaWrapper.php

@@ -62,7 +62,7 @@ public function performDropTableCalls() {
 	public function getTableNamesWithoutPrefix() {
 		$tableNames = $this->schema->getTableNames();
 		return array_map(function ($tableName) {
-			if (strpos($tableName, $this->connection->getPrefix()) === 0) {
+			if (str_starts_with($tableName, $this->connection->getPrefix())) {
 				return substr($tableName, strlen($this->connection->getPrefix()));
 			}
 

lib/private/Encryption/Util.php

@@ -311,10 +311,7 @@ public function isExcluded($path) {
 			// detect alternative key storage root
 			$rootDir = $this->getKeyStorageRoot();
 			if ($rootDir !== '' &&
-				0 === strpos(
-					Filesystem::normalizePath($path),
-					Filesystem::normalizePath($rootDir)
-				)
+				str_starts_with(Filesystem::normalizePath($path), Filesystem::normalizePath($rootDir))
 			) {
 				return true;
 			}

lib/private/Federation/CloudIdManager.php

@@ -81,7 +81,7 @@ public function handleCardEvent(Event $event): void {
 		if ($event instanceof CardUpdatedEvent) {
 			$data = $event->getCardData()['carddata'];
 			foreach (explode("\r\n", $data) as $line) {
-				if (strpos($line, "CLOUD;") === 0) {
+				if (str_starts_with($line, "CLOUD;")) {
 					$parts = explode(':', $line, 2);
 					if (isset($parts[1])) {
 						$key = $parts[1];
@@ -210,9 +210,9 @@ public function getCloudId(string $user, ?string $remote): ICloudId {
 	 * @return string
 	 */
 	private function removeProtocolFromUrl($url) {
-		if (strpos($url, 'https://') === 0) {
+		if (str_starts_with($url, 'https://')) {
 			return substr($url, strlen('https://'));
-		} elseif (strpos($url, 'http://') === 0) {
+		} elseif (str_starts_with($url, 'http://')) {
 			return substr($url, strlen('http://'));
 		}
 
@@ -246,6 +246,6 @@ protected function fixRemoteURL(string $remote): string {
 	 * @return bool
 	 */
 	public function isValidCloudId(string $cloudId): bool {
-		return strpos($cloudId, '@') !== false;
+		return str_contains($cloudId, '@');
 	}
 }

lib/private/Files/Cache/Cache.php

@@ -836,7 +836,7 @@ public function search($pattern) {
 	 * @return ICacheEntry[] an array of cache entries where the mimetype matches the search
 	 */
 	public function searchByMime($mimetype) {
-		if (strpos($mimetype, '/') === false) {
+		if (!str_contains($mimetype, '/')) {
 			$operator = new SearchComparison(ISearchComparison::COMPARE_LIKE, 'mimetype', $mimetype . '/%');
 		} else {
 			$operator = new SearchComparison(ISearchComparison::COMPARE_EQUAL, 'mimetype', $mimetype);

lib/private/Files/Cache/LocalRootScanner.php

@@ -44,6 +44,6 @@ public function scan($path, $recursive = self::SCAN_RECURSIVE, $reuse = -1, $loc
 
 	private function shouldScanPath(string $path): bool {
 		$path = trim($path, '/');
-		return $path === '' || strpos($path, 'appdata_') === 0 || strpos($path, '__groupfolders') === 0;
+		return $path === '' || str_starts_with($path, 'appdata_') || str_starts_with($path, '__groupfolders');
 	}
 }

lib/private/Files/Cache/Propagator.php

@@ -71,7 +71,7 @@ public function __construct(\OC\Files\Storage\Storage $storage, IDBConnection $c
 	public function propagateChange($internalPath, $time, $sizeDifference = 0) {
 		// Do not propagate changes in ignored paths
 		foreach ($this->ignore as $ignore) {
-			if (strpos($internalPath, $ignore) === 0) {
+			if (str_starts_with($internalPath, $ignore)) {
 				return;
 			}
 		}

lib/private/Files/Cache/Scanner.php

@@ -521,7 +521,7 @@ public static function isPartialFile($file) {
 		if (pathinfo($file, PATHINFO_EXTENSION) === 'part') {
 			return true;
 		}
-		if (strpos($file, '.part/') !== false) {
+		if (str_contains($file, '.part/')) {
 			return true;
 		}
 

lib/private/Files/Cache/SearchBuilder.php

@@ -152,7 +152,7 @@ private function getOperatorFieldAndValue(ISearchComparison $operator) {
 					$field = 'mimepart';
 					$value = (int)$this->mimetypeLoader->getId($matches[1]);
 					$type = ISearchComparison::COMPARE_EQUAL;
-				} elseif (strpos($value, '%') !== false) {
+				} elseif (str_contains($value, '%')) {
 					throw new \InvalidArgumentException('Unsupported query value for mimetype: ' . $value . ', only values in the format "mime/type" or "mime/%" are supported');
 				} else {
 					$field = 'mimetype';

lib/private/Files/Cache/Wrapper/CacheJail.php

@@ -328,7 +328,7 @@ protected function addJailFilterQuery(ISearchOperator $filter): ISearchOperator
 	}
 
 	public function getCacheEntryFromSearchResult(ICacheEntry $rawEntry): ?ICacheEntry {
-		if ($this->getGetUnjailedRoot() === '' || strpos($rawEntry->getPath(), $this->getGetUnjailedRoot()) === 0) {
+		if ($this->getGetUnjailedRoot() === '' || str_starts_with($rawEntry->getPath(), $this->getGetUnjailedRoot())) {
 			$rawEntry = $this->getCache()->getCacheEntryFromSearchResult($rawEntry);
 			if ($rawEntry) {
 				$jailedPath = $this->getJailedPath($rawEntry->getPath());

lib/private/Files/Config/UserMountCache.php

@@ -487,7 +487,7 @@ public function getMountsInPath(IUser $user, string $path): array {
 		$path = rtrim($path, '/') . '/';
 		$mounts = $this->getMountsForUser($user);
 		return array_filter($mounts, function (ICachedMountInfo $mount) use ($path) {
-			return $mount->getMountPoint() !== $path && strpos($mount->getMountPoint(), $path) === 0;
+			return $mount->getMountPoint() !== $path && str_starts_with($mount->getMountPoint(), $path);
 		});
 	}
 }

lib/private/Files/Filesystem.php

@@ -451,7 +451,7 @@ public static function isValidPath($path) {
 		if (!$path || $path[0] !== '/') {
 			$path = '/' . $path;
 		}
-		if (strpos($path, '/../') !== false || strrchr($path, '/') === '/..') {
+		if (str_contains($path, '/../') || strrchr($path, '/') === '/..') {
 			return false;
 		}
 		return true;

lib/private/Files/Mount/MountPoint.php

@@ -121,7 +121,7 @@ public function __construct(
 			$this->storage = $this->loader->wrap($this, $storage);
 		} else {
 			// Update old classes to new namespace
-			if (strpos($storage, 'OC_Filestorage_') !== false) {
+			if (str_contains($storage, 'OC_Filestorage_')) {
 				$storage = '\OC\Files\Storage\\' . substr($storage, 15);
 			}
 			$this->class = $storage;

lib/private/Files/Mount/RootMountProvider.php

@@ -64,7 +64,7 @@ private function validateObjectStoreConfig(array &$config) {
 
 		// instantiate object store implementation
 		$name = $config['class'];
-		if (strpos($name, 'OCA\\') === 0 && substr_count($name, '\\') >= 2) {
+		if (str_starts_with($name, 'OCA\\') && substr_count($name, '\\') >= 2) {
 			$segments = explode('\\', $name);
 			OC_App::loadApp(strtolower($segments[1]));
 		}

lib/private/Files/Node/Folder.php

@@ -88,7 +88,7 @@ public function getRelativePath($path) {
 	 * @return bool
 	 */
 	public function isSubNode($node) {
-		return strpos($node->getPath(), $this->path . '/') === 0;
+		return str_starts_with($node->getPath(), $this->path . '/');
 	}
 
 	/**
@@ -284,7 +284,7 @@ private function cacheEntryToFileInfo(IMountPoint $mount, string $appendRoot, IC
 	 * @return Node[]
 	 */
 	public function searchByMime($mimetype) {
-		if (strpos($mimetype, '/') === false) {
+		if (!str_contains($mimetype, '/')) {
 			$query = $this->queryFromOperator(new SearchComparison(ISearchComparison::COMPARE_LIKE, 'mimetype', $mimetype . '/%'));
 		} else {
 			$query = $this->queryFromOperator(new SearchComparison(ISearchComparison::COMPARE_EQUAL, 'mimetype', $mimetype));
@@ -339,7 +339,7 @@ protected function getByIdInRootMount(int $id): array {
 		$absolutePath = '/' . ltrim($cacheEntry->getPath(), '/');
 		$currentPath = rtrim($this->path, '/') . '/';
 
-		if (strpos($absolutePath, $currentPath) !== 0) {
+		if (!str_starts_with($absolutePath, $currentPath)) {
 			return [];
 		}