nextcloud / server

apps/twofactor_backupcodes/composer/composer/autoload_psr4.php

Spacing +1 added lines, -1 removed lines

@@ -6,5 +6,5 @@
 $baseDir = $vendorDir;
 
 return array(
-    'OCA\\TwoFactorBackupCodes\\' => array($baseDir . '/../lib'),
+    'OCA\\TwoFactorBackupCodes\\' => array($baseDir.'/../lib'),
 );

apps/sharebymail/composer/composer/autoload_psr4.php

Spacing +1 added lines, -1 removed lines

@@ -6,5 +6,5 @@
 $baseDir = $vendorDir;
 
 return array(
-    'OCA\\ShareByMail\\' => array($baseDir . '/../lib'),
+    'OCA\\ShareByMail\\' => array($baseDir.'/../lib'),
 );

apps/updatenotification/composer/composer/autoload_psr4.php

Spacing +1 added lines, -1 removed lines

@@ -6,5 +6,5 @@
 $baseDir = $vendorDir;
 
 return array(
-    'OCA\\UpdateNotification\\' => array($baseDir . '/../lib'),
+    'OCA\\UpdateNotification\\' => array($baseDir.'/../lib'),
 );

apps/files_versions/composer/composer/autoload_psr4.php

Spacing +1 added lines, -1 removed lines

@@ -6,5 +6,5 @@
 $baseDir = $vendorDir;
 
 return array(
-    'OCA\\Files_Versions\\' => array($baseDir . '/../lib'),
+    'OCA\\Files_Versions\\' => array($baseDir.'/../lib'),
 );

apps/user_ldap/lib/ILDAPGroupPlugin.php

Indentation +50 added lines, -50 removed lines

@@ -26,61 +26,61 @@
 
 interface ILDAPGroupPlugin {
 
-	/**
-	 * Check if plugin implements actions
-	 * @return int
-	 *
-	 * Returns the supported actions as int to be
-	 * compared with OC_GROUP_BACKEND_CREATE_GROUP etc.
-	 */
-	public function respondToActions();
+    /**
+     * Check if plugin implements actions
+     * @return int
+     *
+     * Returns the supported actions as int to be
+     * compared with OC_GROUP_BACKEND_CREATE_GROUP etc.
+     */
+    public function respondToActions();
 
-	/**
-	 * @param string $gid
-	 * @return string|null The group DN if group creation was successful.
-	 */
-	public function createGroup($gid);
+    /**
+     * @param string $gid
+     * @return string|null The group DN if group creation was successful.
+     */
+    public function createGroup($gid);
 
-	/**
-	 * delete a group
-	 * @param string $gid gid of the group to delete
-	 * @return bool
-	 */
-	public function deleteGroup($gid);
+    /**
+     * delete a group
+     * @param string $gid gid of the group to delete
+     * @return bool
+     */
+    public function deleteGroup($gid);
 
-	/**
-	 * Add a user to a group
-	 * @param string $uid Name of the user to add to group
-	 * @param string $gid Name of the group in which add the user
-	 * @return bool
-	 *
-	 * Adds a user to a group.
-	 */
-	public function addToGroup($uid, $gid);
+    /**
+     * Add a user to a group
+     * @param string $uid Name of the user to add to group
+     * @param string $gid Name of the group in which add the user
+     * @return bool
+     *
+     * Adds a user to a group.
+     */
+    public function addToGroup($uid, $gid);
 
-	/**
-	 * Removes a user from a group
-	 * @param string $uid Name of the user to remove from group
-	 * @param string $gid Name of the group from which remove the user
-	 * @return bool
-	 *
-	 * removes the user from a group.
-	 */
-	public function removeFromGroup($uid, $gid);
+    /**
+     * Removes a user from a group
+     * @param string $uid Name of the user to remove from group
+     * @param string $gid Name of the group from which remove the user
+     * @return bool
+     *
+     * removes the user from a group.
+     */
+    public function removeFromGroup($uid, $gid);
 
-	/**
-	 * get the number of all users matching the search string in a group
-	 * @param string $gid
-	 * @param string $search
-	 * @return int|false
-	 */
-	public function countUsersInGroup($gid, $search = '');
+    /**
+     * get the number of all users matching the search string in a group
+     * @param string $gid
+     * @param string $search
+     * @return int|false
+     */
+    public function countUsersInGroup($gid, $search = '');
 
-	/**
-	 * get an array with group details
-	 * @param string $gid
-	 * @return array|false
-	 */
-	public function getGroupDetails($gid);
+    /**
+     * get an array with group details
+     * @param string $gid
+     * @return array|false
+     */
+    public function getGroupDetails($gid);
 
 }

lib/public/Federation/ICloudId.php

Indentation +28 added lines, -28 removed lines

@@ -30,35 +30,35 @@
  * @since 12.0.0
  */
 interface ICloudId {
-	/**
-	 * The remote cloud id
-	 *
-	 * @return string
-	 * @since 12.0.0
-	 */
-	public function getId(): string;
+    /**
+     * The remote cloud id
+     *
+     * @return string
+     * @since 12.0.0
+     */
+    public function getId(): string;
 
-	/**
-	 * Get a clean representation of the cloud id for display
-	 *
-	 * @return string
-	 * @since 12.0.0
-	 */
-	public function getDisplayId(): string;
+    /**
+     * Get a clean representation of the cloud id for display
+     *
+     * @return string
+     * @since 12.0.0
+     */
+    public function getDisplayId(): string;
 
-	/**
-	 * The username on the remote server
-	 *
-	 * @return string
-	 * @since 12.0.0
-	 */
-	public function getUser(): string;
+    /**
+     * The username on the remote server
+     *
+     * @return string
+     * @since 12.0.0
+     */
+    public function getUser(): string;
 
-	/**
-	 * The base address of the remote server
-	 *
-	 * @return string
-	 * @since 12.0.0
-	 */
-	public function getRemote(): string;
+    /**
+     * The base address of the remote server
+     *
+     * @return string
+     * @since 12.0.0
+     */
+    public function getRemote(): string;
 }

lib/public/Http/Client/IClientService.php

Indentation +5 added lines, -5 removed lines

@@ -31,9 +31,9 @@
  * @since 8.1.0
  */
 interface IClientService {
-	/**
-	 * @return IClient
-	 * @since 8.1.0
-	 */
-	public function newClient(): IClient;
+    /**
+     * @return IClient
+     * @since 8.1.0
+     */
+    public function newClient(): IClient;
 }

lib/public/Http/Client/IResponse.php

Indentation +21 added lines, -21 removed lines

@@ -32,28 +32,28 @@
  * @since 8.1.0
  */
 interface IResponse {
-	/**
-	 * @return string|resource
-	 * @since 8.1.0
-	 */
-	public function getBody();
+    /**
+     * @return string|resource
+     * @since 8.1.0
+     */
+    public function getBody();
 
-	/**
-	 * @return int
-	 * @since 8.1.0
-	 */
-	public function getStatusCode(): int;
+    /**
+     * @return int
+     * @since 8.1.0
+     */
+    public function getStatusCode(): int;
 
-	/**
-	 * @param string $key
-	 * @return string
-	 * @since 8.1.0
-	 */
-	public function getHeader(string $key): string;
+    /**
+     * @param string $key
+     * @return string
+     * @since 8.1.0
+     */
+    public function getHeader(string $key): string;
 
-	/**
-	 * @return array
-	 * @since 8.1.0
-	 */
-	public function getHeaders(): array;
+    /**
+     * @return array
+     * @since 8.1.0
+     */
+    public function getHeaders(): array;
 }

apps/files_external/lib/Service/StoragesService.php

Spacing +12 added lines, -12 removed lines

@@ -72,17 +72,17 @@ 
 	}
 
 	protected function getStorageConfigFromDBMount(array $mount) {
-		$applicableUsers = array_filter($mount['applicable'], function ($applicable) {
+		$applicableUsers = array_filter($mount['applicable'], function($applicable) {
 			return $applicable['type'] === DBConfigService::APPLICABLE_TYPE_USER;
 		});
-		$applicableUsers = array_map(function ($applicable) {
+		$applicableUsers = array_map(function($applicable) {
 			return $applicable['value'];
 		}, $applicableUsers);
 
-		$applicableGroups = array_filter($mount['applicable'], function ($applicable) {
+		$applicableGroups = array_filter($mount['applicable'], function($applicable) {
 			return $applicable['type'] === DBConfigService::APPLICABLE_TYPE_GROUP;
 		});
-		$applicableGroups = array_map(function ($applicable) {
+		$applicableGroups = array_map(function($applicable) {
 			return $applicable['value'];
 		}, $applicableGroups);
 
@@ -98,7 +98,7 @@ 
 				$mount['priority']
 			);
 			$config->setType($mount['type']);
-			$config->setId((int)$mount['mount_id']);
+			$config->setId((int) $mount['mount_id']);
 			return $config;
 		} catch (\UnexpectedValueException $e) {
 			// don't die if a storage backend doesn't exist
@@ -126,11 +126,11 @@ 
 	protected function readConfig() {
 		$mounts = $this->readDBConfig();
 		$configs = array_map([$this, 'getStorageConfigFromDBMount'], $mounts);
-		$configs = array_filter($configs, function ($config) {
+		$configs = array_filter($configs, function($config) {
 			return $config instanceof StorageConfig;
 		});
 
-		$keys = array_map(function (StorageConfig $config) {
+		$keys = array_map(function(StorageConfig $config) {
 			return $config->getId();
 		}, $configs);
 
@@ -149,14 +149,14 @@ 
 		$mount = $this->dbConfig->getMountById($id);
 
 		if (!is_array($mount)) {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found');
+			throw new NotFoundException('Storage with ID "'.$id.'" not found');
 		}
 
 		$config = $this->getStorageConfigFromDBMount($mount);
 		if ($this->isApplicable($config)) {
 			return $config;
 		} else {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found');
+			throw new NotFoundException('Storage with ID "'.$id.'" not found');
 		}
 	}
 
@@ -379,13 +379,13 @@ 
 		$existingMount = $this->dbConfig->getMountById($id);
 
 		if (!is_array($existingMount)) {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found while updating storage');
+			throw new NotFoundException('Storage with ID "'.$id.'" not found while updating storage');
 		}
 
 		$oldStorage = $this->getStorageConfigFromDBMount($existingMount);
 
 		if ($oldStorage->getBackend() instanceof InvalidBackend) {
-			throw new NotFoundException('Storage with id "' . $id . '" cannot be edited due to missing backend');
+			throw new NotFoundException('Storage with id "'.$id.'" cannot be edited due to missing backend');
 		}
 
 		$removedUsers = array_diff($oldStorage->getApplicableUsers(), $updatedStorage->getApplicableUsers());
@@ -462,7 +462,7 @@ 
 		$existingMount = $this->dbConfig->getMountById($id);
 
 		if (!is_array($existingMount)) {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found');
+			throw new NotFoundException('Storage with ID "'.$id.'" not found');
 		}
 
 		$this->dbConfig->removeMount($id);

Indentation +444 added lines, -444 removed lines

@@ -28,448 +28,448 @@
  */
 abstract class StoragesService {
 
-	/**
-	 * @param BackendService $backendService
-	 * @param DBConfigService $dbConfig
-	 * @param IUserMountCache $userMountCache
-	 * @param IEventDispatcher $eventDispatcher
-	 */
-	public function __construct(
-		protected BackendService $backendService,
-		protected DBConfigService $dbConfig,
-		protected IUserMountCache $userMountCache,
-		protected IEventDispatcher $eventDispatcher,
-	) {
-	}
-
-	protected function readDBConfig() {
-		return $this->dbConfig->getAdminMounts();
-	}
-
-	protected function getStorageConfigFromDBMount(array $mount) {
-		$applicableUsers = array_filter($mount['applicable'], function ($applicable) {
-			return $applicable['type'] === DBConfigService::APPLICABLE_TYPE_USER;
-		});
-		$applicableUsers = array_map(function ($applicable) {
-			return $applicable['value'];
-		}, $applicableUsers);
-
-		$applicableGroups = array_filter($mount['applicable'], function ($applicable) {
-			return $applicable['type'] === DBConfigService::APPLICABLE_TYPE_GROUP;
-		});
-		$applicableGroups = array_map(function ($applicable) {
-			return $applicable['value'];
-		}, $applicableGroups);
-
-		try {
-			$config = $this->createStorage(
-				$mount['mount_point'],
-				$mount['storage_backend'],
-				$mount['auth_backend'],
-				$mount['config'],
-				$mount['options'],
-				array_values($applicableUsers),
-				array_values($applicableGroups),
-				$mount['priority']
-			);
-			$config->setType($mount['type']);
-			$config->setId((int)$mount['mount_id']);
-			return $config;
-		} catch (\UnexpectedValueException $e) {
-			// don't die if a storage backend doesn't exist
-			Server::get(LoggerInterface::class)->error('Could not load storage.', [
-				'app' => 'files_external',
-				'exception' => $e,
-			]);
-			return null;
-		} catch (\InvalidArgumentException $e) {
-			Server::get(LoggerInterface::class)->error('Could not load storage.', [
-				'app' => 'files_external',
-				'exception' => $e,
-			]);
-			return null;
-		}
-	}
-
-	/**
-	 * Read the external storage config
-	 *
-	 * @return array map of storage id to storage config
-	 */
-	protected function readConfig() {
-		$mounts = $this->readDBConfig();
-		$configs = array_map([$this, 'getStorageConfigFromDBMount'], $mounts);
-		$configs = array_filter($configs, function ($config) {
-			return $config instanceof StorageConfig;
-		});
-
-		$keys = array_map(function (StorageConfig $config) {
-			return $config->getId();
-		}, $configs);
-
-		return array_combine($keys, $configs);
-	}
-
-	/**
-	 * Get a storage with status
-	 *
-	 * @param int $id storage id
-	 *
-	 * @return StorageConfig
-	 * @throws NotFoundException if the storage with the given id was not found
-	 */
-	public function getStorage(int $id) {
-		$mount = $this->dbConfig->getMountById($id);
-
-		if (!is_array($mount)) {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found');
-		}
-
-		$config = $this->getStorageConfigFromDBMount($mount);
-		if ($this->isApplicable($config)) {
-			return $config;
-		} else {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found');
-		}
-	}
-
-	/**
-	 * Check whether this storage service should provide access to a storage
-	 *
-	 * @param StorageConfig $config
-	 * @return bool
-	 */
-	abstract protected function isApplicable(StorageConfig $config);
-
-	/**
-	 * Gets all storages, valid or not
-	 *
-	 * @return StorageConfig[] array of storage configs
-	 */
-	public function getAllStorages() {
-		return $this->readConfig();
-	}
-
-	/**
-	 * Gets all valid storages
-	 *
-	 * @return StorageConfig[]
-	 */
-	public function getStorages() {
-		return array_filter($this->getAllStorages(), [$this, 'validateStorage']);
-	}
-
-	/**
-	 * Validate storage
-	 * FIXME: De-duplicate with StoragesController::validate()
-	 *
-	 * @param StorageConfig $storage
-	 * @return bool
-	 */
-	protected function validateStorage(StorageConfig $storage) {
-		/** @var Backend */
-		$backend = $storage->getBackend();
-		/** @var AuthMechanism */
-		$authMechanism = $storage->getAuthMechanism();
-
-		if (!$backend->isVisibleFor($this->getVisibilityType())) {
-			// not permitted to use backend
-			return false;
-		}
-		if (!$authMechanism->isVisibleFor($this->getVisibilityType())) {
-			// not permitted to use auth mechanism
-			return false;
-		}
-
-		return true;
-	}
-
-	/**
-	 * Get the visibility type for this controller, used in validation
-	 *
-	 * @return int BackendService::VISIBILITY_* constants
-	 */
-	abstract public function getVisibilityType();
-
-	/**
-	 * @return integer
-	 */
-	protected function getType() {
-		return DBConfigService::MOUNT_TYPE_ADMIN;
-	}
-
-	/**
-	 * Add new storage to the configuration
-	 *
-	 * @param StorageConfig $newStorage storage attributes
-	 *
-	 * @return StorageConfig storage config, with added id
-	 */
-	public function addStorage(StorageConfig $newStorage) {
-		$allStorages = $this->readConfig();
-
-		$configId = $this->dbConfig->addMount(
-			$newStorage->getMountPoint(),
-			$newStorage->getBackend()->getIdentifier(),
-			$newStorage->getAuthMechanism()->getIdentifier(),
-			$newStorage->getPriority(),
-			$this->getType()
-		);
-
-		$newStorage->setId($configId);
-
-		foreach ($newStorage->getApplicableUsers() as $user) {
-			$this->dbConfig->addApplicable($configId, DBConfigService::APPLICABLE_TYPE_USER, $user);
-		}
-		foreach ($newStorage->getApplicableGroups() as $group) {
-			$this->dbConfig->addApplicable($configId, DBConfigService::APPLICABLE_TYPE_GROUP, $group);
-		}
-		foreach ($newStorage->getBackendOptions() as $key => $value) {
-			$this->dbConfig->setConfig($configId, $key, $value);
-		}
-		foreach ($newStorage->getMountOptions() as $key => $value) {
-			$this->dbConfig->setOption($configId, $key, $value);
-		}
-
-		if (count($newStorage->getApplicableUsers()) === 0 && count($newStorage->getApplicableGroups()) === 0) {
-			$this->dbConfig->addApplicable($configId, DBConfigService::APPLICABLE_TYPE_GLOBAL, null);
-		}
-
-		// add new storage
-		$allStorages[$configId] = $newStorage;
-
-		$this->triggerHooks($newStorage, Filesystem::signal_create_mount);
-
-		$newStorage->setStatus(StorageNotAvailableException::STATUS_SUCCESS);
-		return $newStorage;
-	}
-
-	/**
-	 * Create a storage from its parameters
-	 *
-	 * @param string $mountPoint storage mount point
-	 * @param string $backendIdentifier backend identifier
-	 * @param string $authMechanismIdentifier authentication mechanism identifier
-	 * @param array $backendOptions backend-specific options
-	 * @param array|null $mountOptions mount-specific options
-	 * @param array|null $applicableUsers users for which to mount the storage
-	 * @param array|null $applicableGroups groups for which to mount the storage
-	 * @param int|null $priority priority
-	 *
-	 * @return StorageConfig
-	 */
-	public function createStorage(
-		$mountPoint,
-		$backendIdentifier,
-		$authMechanismIdentifier,
-		$backendOptions,
-		$mountOptions = null,
-		$applicableUsers = null,
-		$applicableGroups = null,
-		$priority = null,
-	) {
-		$backend = $this->backendService->getBackend($backendIdentifier);
-		if (!$backend) {
-			$backend = new InvalidBackend($backendIdentifier);
-		}
-		$authMechanism = $this->backendService->getAuthMechanism($authMechanismIdentifier);
-		if (!$authMechanism) {
-			$authMechanism = new InvalidAuth($authMechanismIdentifier);
-		}
-		$newStorage = new StorageConfig();
-		$newStorage->setMountPoint($mountPoint);
-		$newStorage->setBackend($backend);
-		$newStorage->setAuthMechanism($authMechanism);
-		$newStorage->setBackendOptions($backendOptions);
-		if (isset($mountOptions)) {
-			$newStorage->setMountOptions($mountOptions);
-		}
-		if (isset($applicableUsers)) {
-			$newStorage->setApplicableUsers($applicableUsers);
-		}
-		if (isset($applicableGroups)) {
-			$newStorage->setApplicableGroups($applicableGroups);
-		}
-		if (isset($priority)) {
-			$newStorage->setPriority($priority);
-		}
-
-		return $newStorage;
-	}
-
-	/**
-	 * Triggers the given hook signal for all the applicables given
-	 *
-	 * @param string $signal signal
-	 * @param string $mountPoint hook mount point param
-	 * @param string $mountType hook mount type param
-	 * @param array $applicableArray array of applicable users/groups for which to trigger the hook
-	 */
-	protected function triggerApplicableHooks($signal, $mountPoint, $mountType, $applicableArray): void {
-		$this->eventDispatcher->dispatchTyped(new InvalidateMountCacheEvent(null));
-		foreach ($applicableArray as $applicable) {
-			Util::emitHook(
-				Filesystem::CLASSNAME,
-				$signal,
-				[
-					Filesystem::signal_param_path => $mountPoint,
-					Filesystem::signal_param_mount_type => $mountType,
-					Filesystem::signal_param_users => $applicable,
-				]
-			);
-		}
-	}
-
-	/**
-	 * Triggers $signal for all applicable users of the given
-	 * storage
-	 *
-	 * @param StorageConfig $storage storage data
-	 * @param string $signal signal to trigger
-	 */
-	abstract protected function triggerHooks(StorageConfig $storage, $signal);
-
-	/**
-	 * Triggers signal_create_mount or signal_delete_mount to
-	 * accommodate for additions/deletions in applicableUsers
-	 * and applicableGroups fields.
-	 *
-	 * @param StorageConfig $oldStorage old storage data
-	 * @param StorageConfig $newStorage new storage data
-	 */
-	abstract protected function triggerChangeHooks(StorageConfig $oldStorage, StorageConfig $newStorage);
-
-	/**
-	 * Update storage to the configuration
-	 *
-	 * @param StorageConfig $updatedStorage storage attributes
-	 *
-	 * @return StorageConfig storage config
-	 * @throws NotFoundException if the given storage does not exist in the config
-	 */
-	public function updateStorage(StorageConfig $updatedStorage) {
-		$id = $updatedStorage->getId();
-
-		$existingMount = $this->dbConfig->getMountById($id);
-
-		if (!is_array($existingMount)) {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found while updating storage');
-		}
-
-		$oldStorage = $this->getStorageConfigFromDBMount($existingMount);
-
-		if ($oldStorage->getBackend() instanceof InvalidBackend) {
-			throw new NotFoundException('Storage with id "' . $id . '" cannot be edited due to missing backend');
-		}
-
-		$removedUsers = array_diff($oldStorage->getApplicableUsers(), $updatedStorage->getApplicableUsers());
-		$removedGroups = array_diff($oldStorage->getApplicableGroups(), $updatedStorage->getApplicableGroups());
-		$addedUsers = array_diff($updatedStorage->getApplicableUsers(), $oldStorage->getApplicableUsers());
-		$addedGroups = array_diff($updatedStorage->getApplicableGroups(), $oldStorage->getApplicableGroups());
-
-		$oldUserCount = count($oldStorage->getApplicableUsers());
-		$oldGroupCount = count($oldStorage->getApplicableGroups());
-		$newUserCount = count($updatedStorage->getApplicableUsers());
-		$newGroupCount = count($updatedStorage->getApplicableGroups());
-		$wasGlobal = ($oldUserCount + $oldGroupCount) === 0;
-		$isGlobal = ($newUserCount + $newGroupCount) === 0;
-
-		foreach ($removedUsers as $user) {
-			$this->dbConfig->removeApplicable($id, DBConfigService::APPLICABLE_TYPE_USER, $user);
-		}
-		foreach ($removedGroups as $group) {
-			$this->dbConfig->removeApplicable($id, DBConfigService::APPLICABLE_TYPE_GROUP, $group);
-		}
-		foreach ($addedUsers as $user) {
-			$this->dbConfig->addApplicable($id, DBConfigService::APPLICABLE_TYPE_USER, $user);
-		}
-		foreach ($addedGroups as $group) {
-			$this->dbConfig->addApplicable($id, DBConfigService::APPLICABLE_TYPE_GROUP, $group);
-		}
-
-		if ($wasGlobal && !$isGlobal) {
-			$this->dbConfig->removeApplicable($id, DBConfigService::APPLICABLE_TYPE_GLOBAL, null);
-		} elseif (!$wasGlobal && $isGlobal) {
-			$this->dbConfig->addApplicable($id, DBConfigService::APPLICABLE_TYPE_GLOBAL, null);
-		}
-
-		$changedConfig = array_diff_assoc($updatedStorage->getBackendOptions(), $oldStorage->getBackendOptions());
-		$changedOptions = array_diff_assoc($updatedStorage->getMountOptions(), $oldStorage->getMountOptions());
-
-		foreach ($changedConfig as $key => $value) {
-			if ($value !== DefinitionParameter::UNMODIFIED_PLACEHOLDER) {
-				$this->dbConfig->setConfig($id, $key, $value);
-			}
-		}
-		foreach ($changedOptions as $key => $value) {
-			$this->dbConfig->setOption($id, $key, $value);
-		}
-
-		if ($updatedStorage->getMountPoint() !== $oldStorage->getMountPoint()) {
-			$this->dbConfig->setMountPoint($id, $updatedStorage->getMountPoint());
-		}
-
-		if ($updatedStorage->getAuthMechanism()->getIdentifier() !== $oldStorage->getAuthMechanism()->getIdentifier()) {
-			$this->dbConfig->setAuthBackend($id, $updatedStorage->getAuthMechanism()->getIdentifier());
-		}
-
-		$this->triggerChangeHooks($oldStorage, $updatedStorage);
-
-		if (($wasGlobal && !$isGlobal) || count($removedGroups) > 0) { // to expensive to properly handle these on the fly
-			$this->userMountCache->remoteStorageMounts($this->getStorageId($updatedStorage));
-		} else {
-			$storageId = $this->getStorageId($updatedStorage);
-			foreach ($removedUsers as $userId) {
-				$this->userMountCache->removeUserStorageMount($storageId, $userId);
-			}
-		}
-
-		return $this->getStorage($id);
-	}
-
-	/**
-	 * Delete the storage with the given id.
-	 *
-	 * @param int $id storage id
-	 *
-	 * @throws NotFoundException if no storage was found with the given id
-	 */
-	public function removeStorage(int $id) {
-		$existingMount = $this->dbConfig->getMountById($id);
-
-		if (!is_array($existingMount)) {
-			throw new NotFoundException('Storage with ID "' . $id . '" not found');
-		}
-
-		$this->dbConfig->removeMount($id);
-
-		$deletedStorage = $this->getStorageConfigFromDBMount($existingMount);
-		$this->triggerHooks($deletedStorage, Filesystem::signal_delete_mount);
-
-		// delete oc_storages entries and oc_filecache
-		Storage::cleanByMountId($id);
-	}
-
-	/**
-	 * Construct the storage implementation
-	 *
-	 * @param StorageConfig $storageConfig
-	 * @return int
-	 */
-	private function getStorageId(StorageConfig $storageConfig) {
-		try {
-			$class = $storageConfig->getBackend()->getStorageClass();
-			/** @var \OC\Files\Storage\Storage $storage */
-			$storage = new $class($storageConfig->getBackendOptions());
-
-			// auth mechanism should fire first
-			$storage = $storageConfig->getBackend()->wrapStorage($storage);
-			$storage = $storageConfig->getAuthMechanism()->wrapStorage($storage);
-
-			/** @var \OC\Files\Storage\Storage $storage */
-			return $storage->getStorageCache()->getNumericId();
-		} catch (\Exception $e) {
-			return -1;
-		}
-	}
+    /**
+     * @param BackendService $backendService
+     * @param DBConfigService $dbConfig
+     * @param IUserMountCache $userMountCache
+     * @param IEventDispatcher $eventDispatcher
+     */
+    public function __construct(
+        protected BackendService $backendService,
+        protected DBConfigService $dbConfig,
+        protected IUserMountCache $userMountCache,
+        protected IEventDispatcher $eventDispatcher,
+    ) {
+    }
+
+    protected function readDBConfig() {
+        return $this->dbConfig->getAdminMounts();
+    }
+
+    protected function getStorageConfigFromDBMount(array $mount) {
+        $applicableUsers = array_filter($mount['applicable'], function ($applicable) {
+            return $applicable['type'] === DBConfigService::APPLICABLE_TYPE_USER;
+        });
+        $applicableUsers = array_map(function ($applicable) {
+            return $applicable['value'];
+        }, $applicableUsers);
+
+        $applicableGroups = array_filter($mount['applicable'], function ($applicable) {
+            return $applicable['type'] === DBConfigService::APPLICABLE_TYPE_GROUP;
+        });
+        $applicableGroups = array_map(function ($applicable) {
+            return $applicable['value'];
+        }, $applicableGroups);
+
+        try {
+            $config = $this->createStorage(
+                $mount['mount_point'],
+                $mount['storage_backend'],
+                $mount['auth_backend'],
+                $mount['config'],
+                $mount['options'],
+                array_values($applicableUsers),
+                array_values($applicableGroups),
+                $mount['priority']
+            );
+            $config->setType($mount['type']);
+            $config->setId((int)$mount['mount_id']);
+            return $config;
+        } catch (\UnexpectedValueException $e) {
+            // don't die if a storage backend doesn't exist
+            Server::get(LoggerInterface::class)->error('Could not load storage.', [
+                'app' => 'files_external',
+                'exception' => $e,
+            ]);
+            return null;
+        } catch (\InvalidArgumentException $e) {
+            Server::get(LoggerInterface::class)->error('Could not load storage.', [
+                'app' => 'files_external',
+                'exception' => $e,
+            ]);
+            return null;
+        }
+    }
+
+    /**
+     * Read the external storage config
+     *
+     * @return array map of storage id to storage config
+     */
+    protected function readConfig() {
+        $mounts = $this->readDBConfig();
+        $configs = array_map([$this, 'getStorageConfigFromDBMount'], $mounts);
+        $configs = array_filter($configs, function ($config) {
+            return $config instanceof StorageConfig;
+        });
+
+        $keys = array_map(function (StorageConfig $config) {
+            return $config->getId();
+        }, $configs);
+
+        return array_combine($keys, $configs);
+    }
+
+    /**
+     * Get a storage with status
+     *
+     * @param int $id storage id
+     *
+     * @return StorageConfig
+     * @throws NotFoundException if the storage with the given id was not found
+     */
+    public function getStorage(int $id) {
+        $mount = $this->dbConfig->getMountById($id);
+
+        if (!is_array($mount)) {
+            throw new NotFoundException('Storage with ID "' . $id . '" not found');
+        }
+
+        $config = $this->getStorageConfigFromDBMount($mount);
+        if ($this->isApplicable($config)) {
+            return $config;
+        } else {
+            throw new NotFoundException('Storage with ID "' . $id . '" not found');
+        }
+    }
+
+    /**
+     * Check whether this storage service should provide access to a storage
+     *
+     * @param StorageConfig $config
+     * @return bool
+     */
+    abstract protected function isApplicable(StorageConfig $config);
+
+    /**
+     * Gets all storages, valid or not
+     *
+     * @return StorageConfig[] array of storage configs
+     */
+    public function getAllStorages() {
+        return $this->readConfig();
+    }
+
+    /**
+     * Gets all valid storages
+     *
+     * @return StorageConfig[]
+     */
+    public function getStorages() {
+        return array_filter($this->getAllStorages(), [$this, 'validateStorage']);
+    }
+
+    /**
+     * Validate storage
+     * FIXME: De-duplicate with StoragesController::validate()
+     *
+     * @param StorageConfig $storage
+     * @return bool
+     */
+    protected function validateStorage(StorageConfig $storage) {
+        /** @var Backend */
+        $backend = $storage->getBackend();
+        /** @var AuthMechanism */
+        $authMechanism = $storage->getAuthMechanism();
+
+        if (!$backend->isVisibleFor($this->getVisibilityType())) {
+            // not permitted to use backend
+            return false;
+        }
+        if (!$authMechanism->isVisibleFor($this->getVisibilityType())) {
+            // not permitted to use auth mechanism
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Get the visibility type for this controller, used in validation
+     *
+     * @return int BackendService::VISIBILITY_* constants
+     */
+    abstract public function getVisibilityType();
+
+    /**
+     * @return integer
+     */
+    protected function getType() {
+        return DBConfigService::MOUNT_TYPE_ADMIN;
+    }
+
+    /**
+     * Add new storage to the configuration
+     *
+     * @param StorageConfig $newStorage storage attributes
+     *
+     * @return StorageConfig storage config, with added id
+     */
+    public function addStorage(StorageConfig $newStorage) {
+        $allStorages = $this->readConfig();
+
+        $configId = $this->dbConfig->addMount(
+            $newStorage->getMountPoint(),
+            $newStorage->getBackend()->getIdentifier(),
+            $newStorage->getAuthMechanism()->getIdentifier(),
+            $newStorage->getPriority(),
+            $this->getType()
+        );
+
+        $newStorage->setId($configId);
+
+        foreach ($newStorage->getApplicableUsers() as $user) {
+            $this->dbConfig->addApplicable($configId, DBConfigService::APPLICABLE_TYPE_USER, $user);
+        }
+        foreach ($newStorage->getApplicableGroups() as $group) {
+            $this->dbConfig->addApplicable($configId, DBConfigService::APPLICABLE_TYPE_GROUP, $group);
+        }
+        foreach ($newStorage->getBackendOptions() as $key => $value) {
+            $this->dbConfig->setConfig($configId, $key, $value);
+        }
+        foreach ($newStorage->getMountOptions() as $key => $value) {
+            $this->dbConfig->setOption($configId, $key, $value);
+        }
+
+        if (count($newStorage->getApplicableUsers()) === 0 && count($newStorage->getApplicableGroups()) === 0) {
+            $this->dbConfig->addApplicable($configId, DBConfigService::APPLICABLE_TYPE_GLOBAL, null);
+        }
+
+        // add new storage
+        $allStorages[$configId] = $newStorage;
+
+        $this->triggerHooks($newStorage, Filesystem::signal_create_mount);
+
+        $newStorage->setStatus(StorageNotAvailableException::STATUS_SUCCESS);
+        return $newStorage;
+    }
+
+    /**
+     * Create a storage from its parameters
+     *
+     * @param string $mountPoint storage mount point
+     * @param string $backendIdentifier backend identifier
+     * @param string $authMechanismIdentifier authentication mechanism identifier
+     * @param array $backendOptions backend-specific options
+     * @param array|null $mountOptions mount-specific options
+     * @param array|null $applicableUsers users for which to mount the storage
+     * @param array|null $applicableGroups groups for which to mount the storage
+     * @param int|null $priority priority
+     *
+     * @return StorageConfig
+     */
+    public function createStorage(
+        $mountPoint,
+        $backendIdentifier,
+        $authMechanismIdentifier,
+        $backendOptions,
+        $mountOptions = null,
+        $applicableUsers = null,
+        $applicableGroups = null,
+        $priority = null,
+    ) {
+        $backend = $this->backendService->getBackend($backendIdentifier);
+        if (!$backend) {
+            $backend = new InvalidBackend($backendIdentifier);
+        }
+        $authMechanism = $this->backendService->getAuthMechanism($authMechanismIdentifier);
+        if (!$authMechanism) {
+            $authMechanism = new InvalidAuth($authMechanismIdentifier);
+        }
+        $newStorage = new StorageConfig();
+        $newStorage->setMountPoint($mountPoint);
+        $newStorage->setBackend($backend);
+        $newStorage->setAuthMechanism($authMechanism);
+        $newStorage->setBackendOptions($backendOptions);
+        if (isset($mountOptions)) {
+            $newStorage->setMountOptions($mountOptions);
+        }
+        if (isset($applicableUsers)) {
+            $newStorage->setApplicableUsers($applicableUsers);
+        }
+        if (isset($applicableGroups)) {
+            $newStorage->setApplicableGroups($applicableGroups);
+        }
+        if (isset($priority)) {
+            $newStorage->setPriority($priority);
+        }
+
+        return $newStorage;
+    }
+
+    /**
+     * Triggers the given hook signal for all the applicables given
+     *
+     * @param string $signal signal
+     * @param string $mountPoint hook mount point param
+     * @param string $mountType hook mount type param
+     * @param array $applicableArray array of applicable users/groups for which to trigger the hook
+     */
+    protected function triggerApplicableHooks($signal, $mountPoint, $mountType, $applicableArray): void {
+        $this->eventDispatcher->dispatchTyped(new InvalidateMountCacheEvent(null));
+        foreach ($applicableArray as $applicable) {
+            Util::emitHook(
+                Filesystem::CLASSNAME,
+                $signal,
+                [
+                    Filesystem::signal_param_path => $mountPoint,
+                    Filesystem::signal_param_mount_type => $mountType,
+                    Filesystem::signal_param_users => $applicable,
+                ]
+            );
+        }
+    }
+
+    /**
+     * Triggers $signal for all applicable users of the given
+     * storage
+     *
+     * @param StorageConfig $storage storage data
+     * @param string $signal signal to trigger
+     */
+    abstract protected function triggerHooks(StorageConfig $storage, $signal);
+
+    /**
+     * Triggers signal_create_mount or signal_delete_mount to
+     * accommodate for additions/deletions in applicableUsers
+     * and applicableGroups fields.
+     *
+     * @param StorageConfig $oldStorage old storage data
+     * @param StorageConfig $newStorage new storage data
+     */
+    abstract protected function triggerChangeHooks(StorageConfig $oldStorage, StorageConfig $newStorage);
+
+    /**
+     * Update storage to the configuration
+     *
+     * @param StorageConfig $updatedStorage storage attributes
+     *
+     * @return StorageConfig storage config
+     * @throws NotFoundException if the given storage does not exist in the config
+     */
+    public function updateStorage(StorageConfig $updatedStorage) {
+        $id = $updatedStorage->getId();
+
+        $existingMount = $this->dbConfig->getMountById($id);
+
+        if (!is_array($existingMount)) {
+            throw new NotFoundException('Storage with ID "' . $id . '" not found while updating storage');
+        }
+
+        $oldStorage = $this->getStorageConfigFromDBMount($existingMount);
+
+        if ($oldStorage->getBackend() instanceof InvalidBackend) {
+            throw new NotFoundException('Storage with id "' . $id . '" cannot be edited due to missing backend');
+        }
+
+        $removedUsers = array_diff($oldStorage->getApplicableUsers(), $updatedStorage->getApplicableUsers());
+        $removedGroups = array_diff($oldStorage->getApplicableGroups(), $updatedStorage->getApplicableGroups());
+        $addedUsers = array_diff($updatedStorage->getApplicableUsers(), $oldStorage->getApplicableUsers());
+        $addedGroups = array_diff($updatedStorage->getApplicableGroups(), $oldStorage->getApplicableGroups());
+
+        $oldUserCount = count($oldStorage->getApplicableUsers());
+        $oldGroupCount = count($oldStorage->getApplicableGroups());
+        $newUserCount = count($updatedStorage->getApplicableUsers());
+        $newGroupCount = count($updatedStorage->getApplicableGroups());
+        $wasGlobal = ($oldUserCount + $oldGroupCount) === 0;
+        $isGlobal = ($newUserCount + $newGroupCount) === 0;
+
+        foreach ($removedUsers as $user) {
+            $this->dbConfig->removeApplicable($id, DBConfigService::APPLICABLE_TYPE_USER, $user);
+        }
+        foreach ($removedGroups as $group) {
+            $this->dbConfig->removeApplicable($id, DBConfigService::APPLICABLE_TYPE_GROUP, $group);
+        }
+        foreach ($addedUsers as $user) {
+            $this->dbConfig->addApplicable($id, DBConfigService::APPLICABLE_TYPE_USER, $user);
+        }
+        foreach ($addedGroups as $group) {
+            $this->dbConfig->addApplicable($id, DBConfigService::APPLICABLE_TYPE_GROUP, $group);
+        }
+
+        if ($wasGlobal && !$isGlobal) {
+            $this->dbConfig->removeApplicable($id, DBConfigService::APPLICABLE_TYPE_GLOBAL, null);
+        } elseif (!$wasGlobal && $isGlobal) {
+            $this->dbConfig->addApplicable($id, DBConfigService::APPLICABLE_TYPE_GLOBAL, null);
+        }
+
+        $changedConfig = array_diff_assoc($updatedStorage->getBackendOptions(), $oldStorage->getBackendOptions());
+        $changedOptions = array_diff_assoc($updatedStorage->getMountOptions(), $oldStorage->getMountOptions());
+
+        foreach ($changedConfig as $key => $value) {
+            if ($value !== DefinitionParameter::UNMODIFIED_PLACEHOLDER) {
+                $this->dbConfig->setConfig($id, $key, $value);
+            }
+        }
+        foreach ($changedOptions as $key => $value) {
+            $this->dbConfig->setOption($id, $key, $value);
+        }
+
+        if ($updatedStorage->getMountPoint() !== $oldStorage->getMountPoint()) {
+            $this->dbConfig->setMountPoint($id, $updatedStorage->getMountPoint());
+        }
+
+        if ($updatedStorage->getAuthMechanism()->getIdentifier() !== $oldStorage->getAuthMechanism()->getIdentifier()) {
+            $this->dbConfig->setAuthBackend($id, $updatedStorage->getAuthMechanism()->getIdentifier());
+        }
+
+        $this->triggerChangeHooks($oldStorage, $updatedStorage);
+
+        if (($wasGlobal && !$isGlobal) || count($removedGroups) > 0) { // to expensive to properly handle these on the fly
+            $this->userMountCache->remoteStorageMounts($this->getStorageId($updatedStorage));
+        } else {
+            $storageId = $this->getStorageId($updatedStorage);
+            foreach ($removedUsers as $userId) {
+                $this->userMountCache->removeUserStorageMount($storageId, $userId);
+            }
+        }
+
+        return $this->getStorage($id);
+    }
+
+    /**
+     * Delete the storage with the given id.
+     *
+     * @param int $id storage id
+     *
+     * @throws NotFoundException if no storage was found with the given id
+     */
+    public function removeStorage(int $id) {
+        $existingMount = $this->dbConfig->getMountById($id);
+
+        if (!is_array($existingMount)) {
+            throw new NotFoundException('Storage with ID "' . $id . '" not found');
+        }
+
+        $this->dbConfig->removeMount($id);
+
+        $deletedStorage = $this->getStorageConfigFromDBMount($existingMount);
+        $this->triggerHooks($deletedStorage, Filesystem::signal_delete_mount);
+
+        // delete oc_storages entries and oc_filecache
+        Storage::cleanByMountId($id);
+    }
+
+    /**
+     * Construct the storage implementation
+     *
+     * @param StorageConfig $storageConfig
+     * @return int
+     */
+    private function getStorageId(StorageConfig $storageConfig) {
+        try {
+            $class = $storageConfig->getBackend()->getStorageClass();
+            /** @var \OC\Files\Storage\Storage $storage */
+            $storage = new $class($storageConfig->getBackendOptions());
+
+            // auth mechanism should fire first
+            $storage = $storageConfig->getBackend()->wrapStorage($storage);
+            $storage = $storageConfig->getAuthMechanism()->wrapStorage($storage);
+
+            /** @var \OC\Files\Storage\Storage $storage */
+            return $storage->getStorageCache()->getNumericId();
+        } catch (\Exception $e) {
+            return -1;
+        }
+    }
 }