nextcloud / server

apps/encryption/templates/settings-admin.php

Braces +9 added lines, -3 removed lines

@@ -9,10 +9,13 @@ 
 	<h3><?php p($l->t("Default encryption module")); ?></h3>
 	<?php if(!$_["initStatus"] && $_['masterKeyEnabled'] === false): ?>
 		<?php p($l->t("Encryption app is enabled but your keys are not initialized, please log-out and log-in again")); ?>
-	<?php else: ?>
+	<?php else {
+    : ?>
 		<p id="encryptHomeStorageSetting">
 			<input type="checkbox" class="checkbox" name="encrypt_home_storage" id="encryptHomeStorage"
-				   value="1" <?php if ($_['encryptHomeStorage']) print_unescaped('checked="checked"'); ?> />
+				   value="1" <?php if ($_['encryptHomeStorage']) print_unescaped('checked="checked"');
+}
+?> />
 			<label for="encryptHomeStorage"><?php p($l->t('Encrypt the home storage'));?></label></br>
 			<em><?php p( $l->t( "Enabling this option encrypts all files stored on the main storage, otherwise only files on external storage will be encrypted" ) ); ?></em>
 		</p>
@@ -42,7 +45,10 @@ 
 			</p>
 			<br/><br/>
 
-			<p name="changeRecoveryPasswordBlock" id="encryptionChangeRecoveryKey" <?php if($_['recoveryEnabled'] === '0') print_unescaped('class="hidden"');?>>
+			<p name="changeRecoveryPasswordBlock" id="encryptionChangeRecoveryKey" <?php if($_['recoveryEnabled'] === '0') {
+    print_unescaped('class="hidden"');
+}
+?>>
 				<?php p($l->t("Change recovery key password:")); ?>
 				<span class="msg"></span>
 				<br/>

Spacing +5 added lines, -5 removed lines

@@ -7,17 +7,17 @@ 
 ?>
 <form id="ocDefaultEncryptionModule" class="sub-section">
 	<h3><?php p($l->t("Default encryption module")); ?></h3>
-	<?php if(!$_["initStatus"] && $_['masterKeyEnabled'] === false): ?>
+	<?php if (!$_["initStatus"] && $_['masterKeyEnabled'] === false): ?>
 		<?php p($l->t("Encryption app is enabled but your keys are not initialized, please log-out and log-in again")); ?>
 	<?php else: ?>
 		<p id="encryptHomeStorageSetting">
 			<input type="checkbox" class="checkbox" name="encrypt_home_storage" id="encryptHomeStorage"
 				   value="1" <?php if ($_['encryptHomeStorage']) print_unescaped('checked="checked"'); ?> />
-			<label for="encryptHomeStorage"><?php p($l->t('Encrypt the home storage'));?></label></br>
-			<em><?php p( $l->t( "Enabling this option encrypts all files stored on the main storage, otherwise only files on external storage will be encrypted" ) ); ?></em>
+			<label for="encryptHomeStorage"><?php p($l->t('Encrypt the home storage')); ?></label></br>
+			<em><?php p($l->t("Enabling this option encrypts all files stored on the main storage, otherwise only files on external storage will be encrypted")); ?></em>
 		</p>
 		<br />
-		<?php if($_['masterKeyEnabled'] === false): ?>
+		<?php if ($_['masterKeyEnabled'] === false): ?>
 			<p id="encryptionSetRecoveryKey">
 				<?php $_["recoveryEnabled"] === '0' ?  p($l->t("Enable recovery key")) : p($l->t("Disable recovery key")); ?>
 				<span class="msg"></span>
@@ -42,7 +42,7 @@ 
 			</p>
 			<br/><br/>
 
-			<p name="changeRecoveryPasswordBlock" id="encryptionChangeRecoveryKey" <?php if($_['recoveryEnabled'] === '0') print_unescaped('class="hidden"');?>>
+			<p name="changeRecoveryPasswordBlock" id="encryptionChangeRecoveryKey" <?php if ($_['recoveryEnabled'] === '0') print_unescaped('class="hidden"'); ?>>
 				<?php p($l->t("Change recovery key password:")); ?>
 				<span class="msg"></span>
 				<br/>

apps/encryption/lib/Migration/SetMasterKeyStatus.php

Indentation +32 added lines, -32 removed lines

@@ -35,43 +35,43 @@
 class SetMasterKeyStatus implements IRepairStep {
 
 
-	/** @var  IConfig */
-	private $config;
+    /** @var  IConfig */
+    private $config;
 
 
-	public function __construct(IConfig $config) {
-		$this->config = $config;
-	}
+    public function __construct(IConfig $config) {
+        $this->config = $config;
+    }
 
-	/**
-	 * Returns the step's name
-	 *
-	 * @return string
-	 * @since 9.1.0
-	 */
-	public function getName() {
-		return 'Write default encryption module configuration to the database';
-	}
+    /**
+     * Returns the step's name
+     *
+     * @return string
+     * @since 9.1.0
+     */
+    public function getName() {
+        return 'Write default encryption module configuration to the database';
+    }
 
-	/**
-	 * @param IOutput $output
-	 */
-	public function run(IOutput $output) {
-		if (!$this->shouldRun()) {
-			return;
-		}
+    /**
+     * @param IOutput $output
+     */
+    public function run(IOutput $output) {
+        if (!$this->shouldRun()) {
+            return;
+        }
 
-		// if no config for the master key is set we set it explicitly to '0' in
-		// order not to break old installations because the default changed to '1'.
-		$configAlreadySet = $this->config->getAppValue('encryption', 'useMasterKey', false);
-		if ($configAlreadySet === false) {
-			$this->config->setAppValue('encryption', 'useMasterKey', '0');
-		}
-	}
+        // if no config for the master key is set we set it explicitly to '0' in
+        // order not to break old installations because the default changed to '1'.
+        $configAlreadySet = $this->config->getAppValue('encryption', 'useMasterKey', false);
+        if ($configAlreadySet === false) {
+            $this->config->setAppValue('encryption', 'useMasterKey', '0');
+        }
+    }
 
-	protected function shouldRun() {
-		$appVersion = $this->config->getAppValue('encryption', 'installed_version', '0.0.0');
-		return version_compare($appVersion, '2.0.0', '<');
-	}
+    protected function shouldRun() {
+        $appVersion = $this->config->getAppValue('encryption', 'installed_version', '0.0.0');
+        return version_compare($appVersion, '2.0.0', '<');
+    }
 
 }

apps/encryption/lib/Command/DisableMasterKey.php

Spacing +1 added lines, -1 removed lines

@@ -67,7 +67,7 @@
 
 		$isMasterKeyEnabled = $this->util->isMasterKeyEnabled();
 
-		if(!$isMasterKeyEnabled) {
+		if (!$isMasterKeyEnabled) {
 			$output->writeln('Master key already disabled');
 		} else {
 			$question = new ConfirmationQuestion(

Indentation +43 added lines, -43 removed lines

@@ -34,57 +34,57 @@
 
 class DisableMasterKey extends Command {
 
-	/** @var Util */
-	protected $util;
+    /** @var Util */
+    protected $util;
 
-	/** @var IConfig */
-	protected $config;
+    /** @var IConfig */
+    protected $config;
 
-	/** @var  QuestionHelper */
-	protected $questionHelper;
+    /** @var  QuestionHelper */
+    protected $questionHelper;
 
-	/**
-	 * @param Util $util
-	 * @param IConfig $config
-	 * @param QuestionHelper $questionHelper
-	 */
-	public function __construct(Util $util,
-								IConfig $config,
-								QuestionHelper $questionHelper) {
+    /**
+     * @param Util $util
+     * @param IConfig $config
+     * @param QuestionHelper $questionHelper
+     */
+    public function __construct(Util $util,
+                                IConfig $config,
+                                QuestionHelper $questionHelper) {
 
-		$this->util = $util;
-		$this->config = $config;
-		$this->questionHelper = $questionHelper;
-		parent::__construct();
-	}
+        $this->util = $util;
+        $this->config = $config;
+        $this->questionHelper = $questionHelper;
+        parent::__construct();
+    }
 
-	protected function configure() {
-		$this
-			->setName('encryption:disable-master-key')
-			->setDescription('Disable the master key and use per-user keys instead. Only available for fresh installations with no existing encrypted data! There is no way to enable it again.');
-	}
+    protected function configure() {
+        $this
+            ->setName('encryption:disable-master-key')
+            ->setDescription('Disable the master key and use per-user keys instead. Only available for fresh installations with no existing encrypted data! There is no way to enable it again.');
+    }
 
-	protected function execute(InputInterface $input, OutputInterface $output) {
+    protected function execute(InputInterface $input, OutputInterface $output) {
 
-		$isMasterKeyEnabled = $this->util->isMasterKeyEnabled();
+        $isMasterKeyEnabled = $this->util->isMasterKeyEnabled();
 
-		if(!$isMasterKeyEnabled) {
-			$output->writeln('Master key already disabled');
-		} else {
-			$question = new ConfirmationQuestion(
-				'Warning: Only perform this operation for a fresh installations with no existing encrypted data! '
-				. 'There is no way to enable the master key again. '
-				. 'We strongly recommend to keep the master key, it provides significant performance improvements '
-				. 'and is easier to handle for both, users and administrators. '
-				. 'Do you really want to switch to per-user keys? (y/n) ', false);
-			if ($this->questionHelper->ask($input, $output, $question)) {
-				$this->config->setAppValue('encryption', 'useMasterKey', '0');
-				$output->writeln('Master key successfully disabled.');
-			} else {
-				$output->writeln('aborted.');
-			}
-		}
+        if(!$isMasterKeyEnabled) {
+            $output->writeln('Master key already disabled');
+        } else {
+            $question = new ConfirmationQuestion(
+                'Warning: Only perform this operation for a fresh installations with no existing encrypted data! '
+                . 'There is no way to enable the master key again. '
+                . 'We strongly recommend to keep the master key, it provides significant performance improvements '
+                . 'and is easier to handle for both, users and administrators. '
+                . 'Do you really want to switch to per-user keys? (y/n) ', false);
+            if ($this->questionHelper->ask($input, $output, $question)) {
+                $this->config->setAppValue('encryption', 'useMasterKey', '0');
+                $output->writeln('Master key successfully disabled.');
+            } else {
+                $output->writeln('aborted.');
+            }
+        }
 
-	}
+    }
 
 }

apps/files_external/lib/Settings/Personal.php

Indentation +57 added lines, -57 removed lines

@@ -32,72 +32,72 @@
 
 class Personal implements ISettings {
 
-	/** @var IManager */
-	private $encryptionManager;
+    /** @var IManager */
+    private $encryptionManager;
 
-	/** @var UserGlobalStoragesService */
-	private $userGlobalStoragesService;
+    /** @var UserGlobalStoragesService */
+    private $userGlobalStoragesService;
 
-	/** @var BackendService */
-	private $backendService;
+    /** @var BackendService */
+    private $backendService;
 
-	/** @var GlobalAuth	 */
-	private $globalAuth;
+    /** @var GlobalAuth	 */
+    private $globalAuth;
 
-	/** @var IUserSession */
-	private $userSession;
+    /** @var IUserSession */
+    private $userSession;
 
-	public function __construct(
-		IManager $encryptionManager,
-		UserGlobalStoragesService $userGlobalStoragesService,
-		BackendService $backendService,
-		GlobalAuth $globalAuth,
-		IUserSession $userSession
-	) {
-		$this->encryptionManager = $encryptionManager;
-		$this->userGlobalStoragesService = $userGlobalStoragesService;
-		$this->backendService = $backendService;
-		$this->globalAuth = $globalAuth;
-		$this->userSession = $userSession;
-	}
+    public function __construct(
+        IManager $encryptionManager,
+        UserGlobalStoragesService $userGlobalStoragesService,
+        BackendService $backendService,
+        GlobalAuth $globalAuth,
+        IUserSession $userSession
+    ) {
+        $this->encryptionManager = $encryptionManager;
+        $this->userGlobalStoragesService = $userGlobalStoragesService;
+        $this->backendService = $backendService;
+        $this->globalAuth = $globalAuth;
+        $this->userSession = $userSession;
+    }
 
-	/**
-	 * @return TemplateResponse
-	 */
-	public function getForm() {
-		$uid = $this->userSession->getUser()->getUID();
+    /**
+     * @return TemplateResponse
+     */
+    public function getForm() {
+        $uid = $this->userSession->getUser()->getUID();
 
-		$parameters = [
-			'encryptionEnabled'    => $this->encryptionManager->isEnabled(),
-			'visibilityType'       => BackendService::VISIBILITY_PERSONAL,
-			'storages'             => $this->userGlobalStoragesService->getStorages(),
-			'backends'             => $this->backendService->getAvailableBackends(),
-			'authMechanisms'       => $this->backendService->getAuthMechanisms(),
-			'dependencies'         => \OC_Mount_Config::dependencyMessage($this->backendService->getBackends()),
-			'allowUserMounting'    => $this->backendService->isUserMountingAllowed(),
-			'globalCredentials'    => $this->globalAuth->getAuth($uid),
-			'globalCredentialsUid' => $uid,
-		];
+        $parameters = [
+            'encryptionEnabled'    => $this->encryptionManager->isEnabled(),
+            'visibilityType'       => BackendService::VISIBILITY_PERSONAL,
+            'storages'             => $this->userGlobalStoragesService->getStorages(),
+            'backends'             => $this->backendService->getAvailableBackends(),
+            'authMechanisms'       => $this->backendService->getAuthMechanisms(),
+            'dependencies'         => \OC_Mount_Config::dependencyMessage($this->backendService->getBackends()),
+            'allowUserMounting'    => $this->backendService->isUserMountingAllowed(),
+            'globalCredentials'    => $this->globalAuth->getAuth($uid),
+            'globalCredentialsUid' => $uid,
+        ];
 
-		return new TemplateResponse('files_external', 'settings', $parameters, '');
-	}
+        return new TemplateResponse('files_external', 'settings', $parameters, '');
+    }
 
-	/**
-	 * @return string the section ID, e.g. 'sharing'
-	 */
-	public function getSection() {
-		return 'externalstorages';
-	}
+    /**
+     * @return string the section ID, e.g. 'sharing'
+     */
+    public function getSection() {
+        return 'externalstorages';
+    }
 
-	/**
-	 * @return int whether the form should be rather on the top or bottom of
-	 * the admin section. The forms are arranged in ascending order of the
-	 * priority values. It is required to return a value between 0 and 100.
-	 *
-	 * E.g.: 70
-	 */
-	public function getPriority() {
-		return 40;
-	}
+    /**
+     * @return int whether the form should be rather on the top or bottom of
+     * the admin section. The forms are arranged in ascending order of the
+     * priority values. It is required to return a value between 0 and 100.
+     *
+     * E.g.: 70
+     */
+    public function getPriority() {
+        return 40;
+    }
 
 }

core/Command/Db/Migrations/ExecuteCommand.php

Spacing +1 added lines, -1 removed lines

@@ -78,7 +78,7 @@
 			$olderVersions = $ms->getMigratedVersions();
 			$olderVersions[] = '0';
 			$olderVersions[] = 'prev';
-			if (in_array($version,  $olderVersions, true)) {
+			if (in_array($version, $olderVersions, true)) {
 				$output->writeln('<error>Can not go back to previous migration without debug enabled</error>');
 				return 1;
 			}

Indentation +90 added lines, -90 removed lines

@@ -38,95 +38,95 @@
 
 class ExecuteCommand extends Command implements CompletionAwareInterface {
 
-	/** @var IDBConnection */
-	private $connection;
-
-	/** @var IConfig */
-	private $config;
-
-	/** @var IAppManager */
-	protected $appManager;
-
-	/**
-	 * ExecuteCommand constructor.
-	 *
-	 * @param IDBConnection $connection
-	 * @param IConfig $config
-	 * @param IAppManager $appManager
-	 */
-	public function __construct(IDBConnection $connection, IAppManager $appManager, IConfig $config) {
-		$this->connection = $connection;
-		$this->config = $config;
-
-		parent::__construct();
-	}
-
-	protected function configure() {
-		$this
-			->setName('migrations:execute')
-			->setDescription('Execute a single migration version manually.')
-			->addArgument('app', InputArgument::REQUIRED, 'Name of the app this migration command shall work on')
-			->addArgument('version', InputArgument::REQUIRED, 'The version to execute.', null);
-
-		parent::configure();
-	}
-
-	/**
-	 * @param InputInterface $input
-	 * @param OutputInterface $output
-	 * @return int
-	 */
-	public function execute(InputInterface $input, OutputInterface $output) {
-		$appName = $input->getArgument('app');
-		$ms = new MigrationService($appName, $this->connection, new ConsoleOutput($output));
-		$version = $input->getArgument('version');
-
-		if ($this->config->getSystemValue('debug', false) === false) {
-			$olderVersions = $ms->getMigratedVersions();
-			$olderVersions[] = '0';
-			$olderVersions[] = 'prev';
-			if (in_array($version,  $olderVersions, true)) {
-				$output->writeln('<error>Can not go back to previous migration without debug enabled</error>');
-				return 1;
-			}
-		}
-
-
-		$ms->executeStep($version);
-		return 0;
-	}
-
-	/**
-	 * @param string $optionName
-	 * @param CompletionContext $context
-	 * @return string[]
-	 */
-	public function completeOptionValues($optionName, CompletionContext $context) {
-		return [];
-	}
-
-	/**
-	 * @param string $argumentName
-	 * @param CompletionContext $context
-	 * @return string[]
-	 */
-	public function completeArgumentValues($argumentName, CompletionContext $context) {
-		if ($argumentName === 'app') {
-			$allApps = \OC_App::getAllApps();
-			return array_diff($allApps, \OC_App::getEnabledApps(true, true));
-		}
-
-		if ($argumentName === 'version') {
-			$appName = $context->getWordAtIndex($context->getWordIndex() - 1);
-
-			$ms = new MigrationService($appName, $this->connection);
-			$migrations = $ms->getAvailableVersions();
-
-			array_unshift($migrations, 'next', 'latest');
-			return $migrations;
-		}
-
-		return [];
-	}
+    /** @var IDBConnection */
+    private $connection;
+
+    /** @var IConfig */
+    private $config;
+
+    /** @var IAppManager */
+    protected $appManager;
+
+    /**
+     * ExecuteCommand constructor.
+     *
+     * @param IDBConnection $connection
+     * @param IConfig $config
+     * @param IAppManager $appManager
+     */
+    public function __construct(IDBConnection $connection, IAppManager $appManager, IConfig $config) {
+        $this->connection = $connection;
+        $this->config = $config;
+
+        parent::__construct();
+    }
+
+    protected function configure() {
+        $this
+            ->setName('migrations:execute')
+            ->setDescription('Execute a single migration version manually.')
+            ->addArgument('app', InputArgument::REQUIRED, 'Name of the app this migration command shall work on')
+            ->addArgument('version', InputArgument::REQUIRED, 'The version to execute.', null);
+
+        parent::configure();
+    }
+
+    /**
+     * @param InputInterface $input
+     * @param OutputInterface $output
+     * @return int
+     */
+    public function execute(InputInterface $input, OutputInterface $output) {
+        $appName = $input->getArgument('app');
+        $ms = new MigrationService($appName, $this->connection, new ConsoleOutput($output));
+        $version = $input->getArgument('version');
+
+        if ($this->config->getSystemValue('debug', false) === false) {
+            $olderVersions = $ms->getMigratedVersions();
+            $olderVersions[] = '0';
+            $olderVersions[] = 'prev';
+            if (in_array($version,  $olderVersions, true)) {
+                $output->writeln('<error>Can not go back to previous migration without debug enabled</error>');
+                return 1;
+            }
+        }
+
+
+        $ms->executeStep($version);
+        return 0;
+    }
+
+    /**
+     * @param string $optionName
+     * @param CompletionContext $context
+     * @return string[]
+     */
+    public function completeOptionValues($optionName, CompletionContext $context) {
+        return [];
+    }
+
+    /**
+     * @param string $argumentName
+     * @param CompletionContext $context
+     * @return string[]
+     */
+    public function completeArgumentValues($argumentName, CompletionContext $context) {
+        if ($argumentName === 'app') {
+            $allApps = \OC_App::getAllApps();
+            return array_diff($allApps, \OC_App::getEnabledApps(true, true));
+        }
+
+        if ($argumentName === 'version') {
+            $appName = $context->getWordAtIndex($context->getWordIndex() - 1);
+
+            $ms = new MigrationService($appName, $this->connection);
+            $migrations = $ms->getAvailableVersions();
+
+            array_unshift($migrations, 'next', 'latest');
+            return $migrations;
+        }
+
+        return [];
+    }
 
 }

lib/private/DB/OracleConnection.php

Indentation +71 added lines, -71 removed lines

@@ -26,80 +26,80 @@
 namespace OC\DB;
 
 class OracleConnection extends Connection {
-	/**
-	 * Quote the keys of the array
-	 */
-	private function quoteKeys(array $data) {
-		$return = [];
-		$c = $this->getDatabasePlatform()->getIdentifierQuoteCharacter();
-		foreach($data as $key => $value) {
-			if ($key[0] !== $c) {
-				$return[$this->quoteIdentifier($key)] = $value;
-			} else {
-				$return[$key] = $value;
-			}
-		}
-		return $return;
-	}
+    /**
+     * Quote the keys of the array
+     */
+    private function quoteKeys(array $data) {
+        $return = [];
+        $c = $this->getDatabasePlatform()->getIdentifierQuoteCharacter();
+        foreach($data as $key => $value) {
+            if ($key[0] !== $c) {
+                $return[$this->quoteIdentifier($key)] = $value;
+            } else {
+                $return[$key] = $value;
+            }
+        }
+        return $return;
+    }
 
-	/**
-	 * {@inheritDoc}
-	 */
-	public function insert($tableName, array $data, array $types = array()) {
-		if ($tableName[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
-			$tableName = $this->quoteIdentifier($tableName);
-		}
-		$data = $this->quoteKeys($data);
-		return parent::insert($tableName, $data, $types);
-	}
+    /**
+     * {@inheritDoc}
+     */
+    public function insert($tableName, array $data, array $types = array()) {
+        if ($tableName[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
+            $tableName = $this->quoteIdentifier($tableName);
+        }
+        $data = $this->quoteKeys($data);
+        return parent::insert($tableName, $data, $types);
+    }
 
-	/**
-	 * {@inheritDoc}
-	 */
-	public function update($tableName, array $data, array $identifier, array $types = array()) {
-		if ($tableName[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
-			$tableName = $this->quoteIdentifier($tableName);
-		}
-		$data = $this->quoteKeys($data);
-		$identifier = $this->quoteKeys($identifier);
-		return parent::update($tableName, $data, $identifier, $types);
-	}
+    /**
+     * {@inheritDoc}
+     */
+    public function update($tableName, array $data, array $identifier, array $types = array()) {
+        if ($tableName[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
+            $tableName = $this->quoteIdentifier($tableName);
+        }
+        $data = $this->quoteKeys($data);
+        $identifier = $this->quoteKeys($identifier);
+        return parent::update($tableName, $data, $identifier, $types);
+    }
 
-	/**
-	 * {@inheritDoc}
-	 */
-	public function delete($tableExpression, array $identifier, array $types = array()) {
-		if ($tableExpression[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
-			$tableExpression = $this->quoteIdentifier($tableExpression);
-		}
-		$identifier = $this->quoteKeys($identifier);
-		return parent::delete($tableExpression, $identifier);
-	}
+    /**
+     * {@inheritDoc}
+     */
+    public function delete($tableExpression, array $identifier, array $types = array()) {
+        if ($tableExpression[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
+            $tableExpression = $this->quoteIdentifier($tableExpression);
+        }
+        $identifier = $this->quoteKeys($identifier);
+        return parent::delete($tableExpression, $identifier);
+    }
 
-	/**
-	 * Drop a table from the database if it exists
-	 *
-	 * @param string $table table name without the prefix
-	 */
-	public function dropTable($table) {
-		$table = $this->tablePrefix . trim($table);
-		$table = $this->quoteIdentifier($table);
-		$schema = $this->getSchemaManager();
-		if($schema->tablesExist(array($table))) {
-			$schema->dropTable($table);
-		}
-	}
+    /**
+     * Drop a table from the database if it exists
+     *
+     * @param string $table table name without the prefix
+     */
+    public function dropTable($table) {
+        $table = $this->tablePrefix . trim($table);
+        $table = $this->quoteIdentifier($table);
+        $schema = $this->getSchemaManager();
+        if($schema->tablesExist(array($table))) {
+            $schema->dropTable($table);
+        }
+    }
 
-	/**
-	 * Check if a table exists
-	 *
-	 * @param string $table table name without the prefix
-	 * @return bool
-	 */
-	public function tableExists($table){
-		$table = $this->tablePrefix . trim($table);
-		$table = $this->quoteIdentifier($table);
-		$schema = $this->getSchemaManager();
-		return $schema->tablesExist(array($table));
-	}
+    /**
+     * Check if a table exists
+     *
+     * @param string $table table name without the prefix
+     * @return bool
+     */
+    public function tableExists($table){
+        $table = $this->tablePrefix . trim($table);
+        $table = $this->quoteIdentifier($table);
+        $schema = $this->getSchemaManager();
+        return $schema->tablesExist(array($table));
+    }
 }

Spacing +5 added lines, -5 removed lines

@@ -32,7 +32,7 @@ 
 	private function quoteKeys(array $data) {
 		$return = [];
 		$c = $this->getDatabasePlatform()->getIdentifierQuoteCharacter();
-		foreach($data as $key => $value) {
+		foreach ($data as $key => $value) {
 			if ($key[0] !== $c) {
 				$return[$this->quoteIdentifier($key)] = $value;
 			} else {
@@ -82,10 +82,10 @@ 
 	 * @param string $table table name without the prefix
 	 */
 	public function dropTable($table) {
-		$table = $this->tablePrefix . trim($table);
+		$table = $this->tablePrefix.trim($table);
 		$table = $this->quoteIdentifier($table);
 		$schema = $this->getSchemaManager();
-		if($schema->tablesExist(array($table))) {
+		if ($schema->tablesExist(array($table))) {
 			$schema->dropTable($table);
 		}
 	}
@@ -96,8 +96,8 @@ 
 	 * @param string $table table name without the prefix
 	 * @return bool
 	 */
-	public function tableExists($table){
-		$table = $this->tablePrefix . trim($table);
+	public function tableExists($table) {
+		$table = $this->tablePrefix.trim($table);
 		$table = $this->quoteIdentifier($table);
 		$schema = $this->getSchemaManager();
 		return $schema->tablesExist(array($table));

lib/private/Migration/SimpleOutput.php

Indentation +39 added lines, -39 removed lines

@@ -36,49 +36,49 @@
  */
 class SimpleOutput implements IOutput {
 
-	/** @var ILogger */
-	private $logger;
-	private $appName;
+    /** @var ILogger */
+    private $logger;
+    private $appName;
 
-	public function __construct(ILogger $logger, $appName) {
-		$this->logger = $logger;
-		$this->appName = $appName;
-	}
+    public function __construct(ILogger $logger, $appName) {
+        $this->logger = $logger;
+        $this->appName = $appName;
+    }
 
-	/**
-	 * @param string $message
-	 * @since 9.1.0
-	 */
-	public function info($message) {
-		$this->logger->info($message, ['app' => $this->appName]);
-	}
+    /**
+     * @param string $message
+     * @since 9.1.0
+     */
+    public function info($message) {
+        $this->logger->info($message, ['app' => $this->appName]);
+    }
 
-	/**
-	 * @param string $message
-	 * @since 9.1.0
-	 */
-	public function warning($message) {
-		$this->logger->warning($message, ['app' => $this->appName]);
-	}
+    /**
+     * @param string $message
+     * @since 9.1.0
+     */
+    public function warning($message) {
+        $this->logger->warning($message, ['app' => $this->appName]);
+    }
 
-	/**
-	 * @param int $max
-	 * @since 9.1.0
-	 */
-	public function startProgress($max = 0) {
-	}
+    /**
+     * @param int $max
+     * @since 9.1.0
+     */
+    public function startProgress($max = 0) {
+    }
 
-	/**
-	 * @param int $step
-	 * @param string $description
-	 * @since 9.1.0
-	 */
-	public function advance($step = 1, $description = '') {
-	}
+    /**
+     * @param int $step
+     * @param string $description
+     * @since 9.1.0
+     */
+    public function advance($step = 1, $description = '') {
+    }
 
-	/**
-	 * @since 9.1.0
-	 */
-	public function finishProgress() {
-	}
+    /**
+     * @since 9.1.0
+     */
+    public function finishProgress() {
+    }
 }

lib/private/DB/SchemaWrapper.php

Spacing +4 added lines, -4 removed lines

@@ -80,7 +80,7 @@ 
 	 * @throws \Doctrine\DBAL\Schema\SchemaException
 	 */
 	public function getTable($tableName) {
-		return $this->schema->getTable($this->connection->getPrefix() . $tableName);
+		return $this->schema->getTable($this->connection->getPrefix().$tableName);
 	}
 
 	/**
@@ -91,7 +91,7 @@ 
 	 * @return boolean
 	 */
 	public function hasTable($tableName) {
-		return $this->schema->hasTable($this->connection->getPrefix() . $tableName);
+		return $this->schema->hasTable($this->connection->getPrefix().$tableName);
 	}
 
 	/**
@@ -101,7 +101,7 @@ 
 	 * @return \Doctrine\DBAL\Schema\Table
 	 */
 	public function createTable($tableName) {
-		return $this->schema->createTable($this->connection->getPrefix() . $tableName);
+		return $this->schema->createTable($this->connection->getPrefix().$tableName);
 	}
 
 	/**
@@ -125,7 +125,7 @@ 
 	 */
 	public function dropTable($tableName) {
 		$this->tablesToDelete[$tableName] = true;
-		return $this->schema->dropTable($this->connection->getPrefix() . $tableName);
+		return $this->schema->dropTable($this->connection->getPrefix().$tableName);
 	}
 
 	/**

Indentation +103 added lines, -103 removed lines

@@ -30,107 +30,107 @@
 
 class SchemaWrapper implements ISchemaWrapper {
 
-	/** @var IDBConnection|Connection */
-	protected $connection;
-
-	/** @var Schema */
-	protected $schema;
-
-	/** @var array */
-	protected $tablesToDelete = [];
-
-	/**
-	 * @param IDBConnection $connection
-	 */
-	public function __construct(IDBConnection $connection) {
-		$this->connection = $connection;
-		$this->schema = $this->connection->createSchema();
-	}
-
-	public function getWrappedSchema() {
-		return $this->schema;
-	}
-
-	public function performDropTableCalls() {
-		foreach ($this->tablesToDelete as $tableName => $true) {
-			$this->connection->dropTable($tableName);
-			unset($this->tablesToDelete[$tableName]);
-		}
-	}
-
-	/**
-	 * Gets all table names
-	 *
-	 * @return array
-	 */
-	public function getTableNamesWithoutPrefix() {
-		$tableNames = $this->schema->getTableNames();
-		return array_map(function($tableName) {
-			if (strpos($tableName, $this->connection->getPrefix()) === 0) {
-				return substr($tableName, strlen($this->connection->getPrefix()));
-			}
-
-			return $tableName;
-		}, $tableNames);
-	}
-
-	// Overwritten methods
-
-	/**
-	 * @return array
-	 */
-	public function getTableNames() {
-		return $this->schema->getTableNames();
-	}
-
-	/**
-	 * @param string $tableName
-	 *
-	 * @return \Doctrine\DBAL\Schema\Table
-	 * @throws \Doctrine\DBAL\Schema\SchemaException
-	 */
-	public function getTable($tableName) {
-		return $this->schema->getTable($this->connection->getPrefix() . $tableName);
-	}
-
-	/**
-	 * Does this schema have a table with the given name?
-	 *
-	 * @param string $tableName
-	 *
-	 * @return boolean
-	 */
-	public function hasTable($tableName) {
-		return $this->schema->hasTable($this->connection->getPrefix() . $tableName);
-	}
-
-	/**
-	 * Creates a new table.
-	 *
-	 * @param string $tableName
-	 * @return \Doctrine\DBAL\Schema\Table
-	 */
-	public function createTable($tableName) {
-		return $this->schema->createTable($this->connection->getPrefix() . $tableName);
-	}
-
-	/**
-	 * Drops a table from the schema.
-	 *
-	 * @param string $tableName
-	 * @return \Doctrine\DBAL\Schema\Schema
-	 */
-	public function dropTable($tableName) {
-		$this->tablesToDelete[$tableName] = true;
-		return $this->schema->dropTable($this->connection->getPrefix() . $tableName);
-	}
-
-	/**
-	 * Gets all tables of this schema.
-	 *
-	 * @return \Doctrine\DBAL\Schema\Table[]
-	 */
-	public function getTables() {
-		return $this->schema->getTables();
-	}
+    /** @var IDBConnection|Connection */
+    protected $connection;
+
+    /** @var Schema */
+    protected $schema;
+
+    /** @var array */
+    protected $tablesToDelete = [];
+
+    /**
+     * @param IDBConnection $connection
+     */
+    public function __construct(IDBConnection $connection) {
+        $this->connection = $connection;
+        $this->schema = $this->connection->createSchema();
+    }
+
+    public function getWrappedSchema() {
+        return $this->schema;
+    }
+
+    public function performDropTableCalls() {
+        foreach ($this->tablesToDelete as $tableName => $true) {
+            $this->connection->dropTable($tableName);
+            unset($this->tablesToDelete[$tableName]);
+        }
+    }
+
+    /**
+     * Gets all table names
+     *
+     * @return array
+     */
+    public function getTableNamesWithoutPrefix() {
+        $tableNames = $this->schema->getTableNames();
+        return array_map(function($tableName) {
+            if (strpos($tableName, $this->connection->getPrefix()) === 0) {
+                return substr($tableName, strlen($this->connection->getPrefix()));
+            }
+
+            return $tableName;
+        }, $tableNames);
+    }
+
+    // Overwritten methods
+
+    /**
+     * @return array
+     */
+    public function getTableNames() {
+        return $this->schema->getTableNames();
+    }
+
+    /**
+     * @param string $tableName
+     *
+     * @return \Doctrine\DBAL\Schema\Table
+     * @throws \Doctrine\DBAL\Schema\SchemaException
+     */
+    public function getTable($tableName) {
+        return $this->schema->getTable($this->connection->getPrefix() . $tableName);
+    }
+
+    /**
+     * Does this schema have a table with the given name?
+     *
+     * @param string $tableName
+     *
+     * @return boolean
+     */
+    public function hasTable($tableName) {
+        return $this->schema->hasTable($this->connection->getPrefix() . $tableName);
+    }
+
+    /**
+     * Creates a new table.
+     *
+     * @param string $tableName
+     * @return \Doctrine\DBAL\Schema\Table
+     */
+    public function createTable($tableName) {
+        return $this->schema->createTable($this->connection->getPrefix() . $tableName);
+    }
+
+    /**
+     * Drops a table from the schema.
+     *
+     * @param string $tableName
+     * @return \Doctrine\DBAL\Schema\Schema
+     */
+    public function dropTable($tableName) {
+        $this->tablesToDelete[$tableName] = true;
+        return $this->schema->dropTable($this->connection->getPrefix() . $tableName);
+    }
+
+    /**
+     * Gets all tables of this schema.
+     *
+     * @return \Doctrine\DBAL\Schema\Table[]
+     */
+    public function getTables() {
+        return $this->schema->getTables();
+    }
 }

lib/private/Encryption/Util.php

Spacing +8 added lines, -8 removed lines

@@ -96,7 +96,7 @@ 
 		$this->config = $config;
 
 		$this->excludedPaths[] = 'files_encryption';
-		$this->excludedPaths[] = 'appdata_' . $config->getSystemValue('instanceid', null);
+		$this->excludedPaths[] = 'appdata_'.$config->getSystemValue('instanceid', null);
 		$this->excludedPaths[] = 'files_external';
 	}
 
@@ -136,12 +136,12 @@ 
 	 * @throws EncryptionHeaderKeyExistsException if header key is already in use
 	 */
 	public function createHeader(array $headerData, IEncryptionModule $encryptionModule) {
-		$header = self::HEADER_START . ':' . self::HEADER_ENCRYPTION_MODULE_KEY . ':' . $encryptionModule->getId() . ':';
+		$header = self::HEADER_START.':'.self::HEADER_ENCRYPTION_MODULE_KEY.':'.$encryptionModule->getId().':';
 		foreach ($headerData as $key => $value) {
 			if (in_array($key, $this->ocHeaderKeys)) {
 				throw new EncryptionHeaderKeyExistsException($key);
 			}
-			$header .= $key . ':' . $value . ':';
+			$header .= $key.':'.$value.':';
 		}
 		$header .= self::HEADER_END;
 
@@ -172,7 +172,7 @@ 
 				if ($c->getType() === 'dir') {
 					$dirList[] = $c->getPath();
 				} else {
-					$result[] =  $c->getPath();
+					$result[] = $c->getPath();
 				}
 			}
 
@@ -249,15 +249,15 @@ 
 	public function stripPartialFileExtension($path) {
 		$extension = pathinfo($path, PATHINFO_EXTENSION);
 
-		if ( $extension === 'part') {
+		if ($extension === 'part') {
 
 			$newLength = strlen($path) - 5; // 5 = strlen(".part")
 			$fPath = substr($path, 0, $newLength);
 
 			// if path also contains a transaction id, we remove it too
 			$extension = pathinfo($fPath, PATHINFO_EXTENSION);
-			if(substr($extension, 0, 12) === 'ocTransferId') { // 12 = strlen("ocTransferId")
-				$newLength = strlen($fPath) - strlen($extension) -1;
+			if (substr($extension, 0, 12) === 'ocTransferId') { // 12 = strlen("ocTransferId")
+				$newLength = strlen($fPath) - strlen($extension) - 1;
 				$fPath = substr($fPath, 0, $newLength);
 			}
 			return $fPath;
@@ -301,7 +301,7 @@ 
 		if (\OCP\App::isEnabled("files_external")) {
 			$mounts = \OC_Mount_Config::getSystemMountPoints();
 			foreach ($mounts as $mount) {
-				if (strpos($path, '/files/' . $mount['mountpoint']) === 0) {
+				if (strpos($path, '/files/'.$mount['mountpoint']) === 0) {
 					if ($this->isMountPointApplicableToUser($mount, $uid)) {
 						return true;
 					}

Indentation +369 added lines, -369 removed lines

@@ -39,374 +39,374 @@
 
 class Util {
 
-	const HEADER_START = 'HBEGIN';
-	const HEADER_END = 'HEND';
-	const HEADER_PADDING_CHAR = '-';
-
-	const HEADER_ENCRYPTION_MODULE_KEY = 'oc_encryption_module';
-
-	/**
-	 * block size will always be 8192 for a PHP stream
-	 * @see https://bugs.php.net/bug.php?id=21641
-	 * @var integer
-	 */
-	protected $headerSize = 8192;
-
-	/**
-	 * block size will always be 8192 for a PHP stream
-	 * @see https://bugs.php.net/bug.php?id=21641
-	 * @var integer
-	 */
-	protected $blockSize = 8192;
-
-	/** @var View */
-	protected $rootView;
-
-	/** @var array */
-	protected $ocHeaderKeys;
-
-	/** @var \OC\User\Manager */
-	protected $userManager;
-
-	/** @var IConfig */
-	protected $config;
-
-	/** @var array paths excluded from encryption */
-	protected $excludedPaths;
-
-	/** @var \OC\Group\Manager $manager */
-	protected $groupManager;
-
-	/**
-	 *
-	 * @param View $rootView
-	 * @param \OC\User\Manager $userManager
-	 * @param \OC\Group\Manager $groupManager
-	 * @param IConfig $config
-	 */
-	public function __construct(
-		View $rootView,
-		\OC\User\Manager $userManager,
-		\OC\Group\Manager $groupManager,
-		IConfig $config) {
-
-		$this->ocHeaderKeys = [
-			self::HEADER_ENCRYPTION_MODULE_KEY
-		];
-
-		$this->rootView = $rootView;
-		$this->userManager = $userManager;
-		$this->groupManager = $groupManager;
-		$this->config = $config;
-
-		$this->excludedPaths[] = 'files_encryption';
-		$this->excludedPaths[] = 'appdata_' . $config->getSystemValue('instanceid', null);
-		$this->excludedPaths[] = 'files_external';
-	}
-
-	/**
-	 * read encryption module ID from header
-	 *
-	 * @param array $header
-	 * @return string
-	 * @throws ModuleDoesNotExistsException
-	 */
-	public function getEncryptionModuleId(array $header = null) {
-		$id = '';
-		$encryptionModuleKey = self::HEADER_ENCRYPTION_MODULE_KEY;
-
-		if (isset($header[$encryptionModuleKey])) {
-			$id = $header[$encryptionModuleKey];
-		} elseif (isset($header['cipher'])) {
-			if (class_exists('\OCA\Encryption\Crypto\Encryption')) {
-				// fall back to default encryption if the user migrated from
-				// ownCloud <= 8.0 with the old encryption
-				$id = \OCA\Encryption\Crypto\Encryption::ID;
-			} else {
-				throw new ModuleDoesNotExistsException('Default encryption module missing');
-			}
-		}
-
-		return $id;
-	}
-
-	/**
-	 * create header for encrypted file
-	 *
-	 * @param array $headerData
-	 * @param IEncryptionModule $encryptionModule
-	 * @return string
-	 * @throws EncryptionHeaderToLargeException if header has to many arguments
-	 * @throws EncryptionHeaderKeyExistsException if header key is already in use
-	 */
-	public function createHeader(array $headerData, IEncryptionModule $encryptionModule) {
-		$header = self::HEADER_START . ':' . self::HEADER_ENCRYPTION_MODULE_KEY . ':' . $encryptionModule->getId() . ':';
-		foreach ($headerData as $key => $value) {
-			if (in_array($key, $this->ocHeaderKeys)) {
-				throw new EncryptionHeaderKeyExistsException($key);
-			}
-			$header .= $key . ':' . $value . ':';
-		}
-		$header .= self::HEADER_END;
-
-		if (strlen($header) > $this->getHeaderSize()) {
-			throw new EncryptionHeaderToLargeException();
-		}
-
-		$paddedHeader = str_pad($header, $this->headerSize, self::HEADER_PADDING_CHAR, STR_PAD_RIGHT);
-
-		return $paddedHeader;
-	}
-
-	/**
-	 * go recursively through a dir and collect all files and sub files.
-	 *
-	 * @param string $dir relative to the users files folder
-	 * @return array with list of files relative to the users files folder
-	 */
-	public function getAllFiles($dir) {
-		$result = array();
-		$dirList = array($dir);
-
-		while ($dirList) {
-			$dir = array_pop($dirList);
-			$content = $this->rootView->getDirectoryContent($dir);
-
-			foreach ($content as $c) {
-				if ($c->getType() === 'dir') {
-					$dirList[] = $c->getPath();
-				} else {
-					$result[] =  $c->getPath();
-				}
-			}
-
-		}
-
-		return $result;
-	}
-
-	/**
-	 * check if it is a file uploaded by the user stored in data/user/files
-	 * or a metadata file
-	 *
-	 * @param string $path relative to the data/ folder
-	 * @return boolean
-	 */
-	public function isFile($path) {
-		$parts = explode('/', Filesystem::normalizePath($path), 4);
-		if (isset($parts[2]) && $parts[2] === 'files') {
-			return true;
-		}
-		return false;
-	}
-
-	/**
-	 * return size of encryption header
-	 *
-	 * @return integer
-	 */
-	public function getHeaderSize() {
-		return $this->headerSize;
-	}
-
-	/**
-	 * return size of block read by a PHP stream
-	 *
-	 * @return integer
-	 */
-	public function getBlockSize() {
-		return $this->blockSize;
-	}
-
-	/**
-	 * get the owner and the path for the file relative to the owners files folder
-	 *
-	 * @param string $path
-	 * @return array
-	 * @throws \BadMethodCallException
-	 */
-	public function getUidAndFilename($path) {
-
-		$parts = explode('/', $path);
-		$uid = '';
-		if (count($parts) > 2) {
-			$uid = $parts[1];
-		}
-		if (!$this->userManager->userExists($uid)) {
-			throw new \BadMethodCallException(
-				'path needs to be relative to the system wide data folder and point to a user specific file'
-			);
-		}
-
-		$ownerPath = implode('/', array_slice($parts, 2));
-
-		return array($uid, Filesystem::normalizePath($ownerPath));
-
-	}
-
-	/**
-	 * Remove .path extension from a file path
-	 * @param string $path Path that may identify a .part file
-	 * @return string File path without .part extension
-	 * @note this is needed for reusing keys
-	 */
-	public function stripPartialFileExtension($path) {
-		$extension = pathinfo($path, PATHINFO_EXTENSION);
-
-		if ( $extension === 'part') {
-
-			$newLength = strlen($path) - 5; // 5 = strlen(".part")
-			$fPath = substr($path, 0, $newLength);
-
-			// if path also contains a transaction id, we remove it too
-			$extension = pathinfo($fPath, PATHINFO_EXTENSION);
-			if(substr($extension, 0, 12) === 'ocTransferId') { // 12 = strlen("ocTransferId")
-				$newLength = strlen($fPath) - strlen($extension) -1;
-				$fPath = substr($fPath, 0, $newLength);
-			}
-			return $fPath;
-
-		} else {
-			return $path;
-		}
-	}
-
-	public function getUserWithAccessToMountPoint($users, $groups) {
-		$result = [];
-		if (in_array('all', $users)) {
-			$users = $this->userManager->search('', null, null);
-			$result = array_map(function(IUser $user) {
-				return $user->getUID();
-			}, $users);
-		} else {
-			$result = array_merge($result, $users);
-
-			$groupManager = \OC::$server->getGroupManager();
-			foreach ($groups as $group) {
-				$groupObject = $groupManager->get($group);
-				if ($groupObject) {
-					$foundUsers = $groupObject->searchUsers('', -1, 0);
-					$userIds = [];
-					foreach ($foundUsers as $user) {
-						$userIds[] = $user->getUID();
-					}
-					$result = array_merge($result, $userIds);
-				}
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * check if the file is stored on a system wide mount point
-	 * @param string $path relative to /data/user with leading '/'
-	 * @param string $uid
-	 * @return boolean
-	 */
-	public function isSystemWideMountPoint($path, $uid) {
-		if (\OCP\App::isEnabled("files_external")) {
-			$mounts = \OC_Mount_Config::getSystemMountPoints();
-			foreach ($mounts as $mount) {
-				if (strpos($path, '/files/' . $mount['mountpoint']) === 0) {
-					if ($this->isMountPointApplicableToUser($mount, $uid)) {
-						return true;
-					}
-				}
-			}
-		}
-		return false;
-	}
-
-	/**
-	 * check if mount point is applicable to user
-	 *
-	 * @param array $mount contains $mount['applicable']['users'], $mount['applicable']['groups']
-	 * @param string $uid
-	 * @return boolean
-	 */
-	private function isMountPointApplicableToUser($mount, $uid) {
-		$acceptedUids = array('all', $uid);
-		// check if mount point is applicable for the user
-		$intersection = array_intersect($acceptedUids, $mount['applicable']['users']);
-		if (!empty($intersection)) {
-			return true;
-		}
-		// check if mount point is applicable for group where the user is a member
-		foreach ($mount['applicable']['groups'] as $gid) {
-			if ($this->groupManager->isInGroup($uid, $gid)) {
-				return true;
-			}
-		}
-		return false;
-	}
-
-	/**
-	 * check if it is a path which is excluded by ownCloud from encryption
-	 *
-	 * @param string $path
-	 * @return boolean
-	 */
-	public function isExcluded($path) {
-		$normalizedPath = Filesystem::normalizePath($path);
-		$root = explode('/', $normalizedPath, 4);
-		if (count($root) > 1) {
-
-			// detect alternative key storage root
-			$rootDir = $this->getKeyStorageRoot();
-			if ($rootDir !== '' &&
-				0 === strpos(
-					Filesystem::normalizePath($path),
-					Filesystem::normalizePath($rootDir)
-				)
-			) {
-				return true;
-			}
-
-
-			//detect system wide folders
-			if (in_array($root[1], $this->excludedPaths)) {
-				return true;
-			}
-
-			// detect user specific folders
-			if ($this->userManager->userExists($root[1])
-				&& in_array($root[2], $this->excludedPaths)) {
-
-				return true;
-			}
-		}
-		return false;
-	}
-
-	/**
-	 * check if recovery key is enabled for user
-	 *
-	 * @param string $uid
-	 * @return boolean
-	 */
-	public function recoveryEnabled($uid) {
-		$enabled = $this->config->getUserValue($uid, 'encryption', 'recovery_enabled', '0');
-
-		return $enabled === '1';
-	}
-
-	/**
-	 * set new key storage root
-	 *
-	 * @param string $root new key store root relative to the data folder
-	 */
-	public function setKeyStorageRoot($root) {
-		$this->config->setAppValue('core', 'encryption_key_storage_root', $root);
-	}
-
-	/**
-	 * get key storage root
-	 *
-	 * @return string key storage root
-	 */
-	public function getKeyStorageRoot() {
-		return $this->config->getAppValue('core', 'encryption_key_storage_root', '');
-	}
+    const HEADER_START = 'HBEGIN';
+    const HEADER_END = 'HEND';
+    const HEADER_PADDING_CHAR = '-';
+
+    const HEADER_ENCRYPTION_MODULE_KEY = 'oc_encryption_module';
+
+    /**
+     * block size will always be 8192 for a PHP stream
+     * @see https://bugs.php.net/bug.php?id=21641
+     * @var integer
+     */
+    protected $headerSize = 8192;
+
+    /**
+     * block size will always be 8192 for a PHP stream
+     * @see https://bugs.php.net/bug.php?id=21641
+     * @var integer
+     */
+    protected $blockSize = 8192;
+
+    /** @var View */
+    protected $rootView;
+
+    /** @var array */
+    protected $ocHeaderKeys;
+
+    /** @var \OC\User\Manager */
+    protected $userManager;
+
+    /** @var IConfig */
+    protected $config;
+
+    /** @var array paths excluded from encryption */
+    protected $excludedPaths;
+
+    /** @var \OC\Group\Manager $manager */
+    protected $groupManager;
+
+    /**
+     *
+     * @param View $rootView
+     * @param \OC\User\Manager $userManager
+     * @param \OC\Group\Manager $groupManager
+     * @param IConfig $config
+     */
+    public function __construct(
+        View $rootView,
+        \OC\User\Manager $userManager,
+        \OC\Group\Manager $groupManager,
+        IConfig $config) {
+
+        $this->ocHeaderKeys = [
+            self::HEADER_ENCRYPTION_MODULE_KEY
+        ];
+
+        $this->rootView = $rootView;
+        $this->userManager = $userManager;
+        $this->groupManager = $groupManager;
+        $this->config = $config;
+
+        $this->excludedPaths[] = 'files_encryption';
+        $this->excludedPaths[] = 'appdata_' . $config->getSystemValue('instanceid', null);
+        $this->excludedPaths[] = 'files_external';
+    }
+
+    /**
+     * read encryption module ID from header
+     *
+     * @param array $header
+     * @return string
+     * @throws ModuleDoesNotExistsException
+     */
+    public function getEncryptionModuleId(array $header = null) {
+        $id = '';
+        $encryptionModuleKey = self::HEADER_ENCRYPTION_MODULE_KEY;
+
+        if (isset($header[$encryptionModuleKey])) {
+            $id = $header[$encryptionModuleKey];
+        } elseif (isset($header['cipher'])) {
+            if (class_exists('\OCA\Encryption\Crypto\Encryption')) {
+                // fall back to default encryption if the user migrated from
+                // ownCloud <= 8.0 with the old encryption
+                $id = \OCA\Encryption\Crypto\Encryption::ID;
+            } else {
+                throw new ModuleDoesNotExistsException('Default encryption module missing');
+            }
+        }
+
+        return $id;
+    }
+
+    /**
+     * create header for encrypted file
+     *
+     * @param array $headerData
+     * @param IEncryptionModule $encryptionModule
+     * @return string
+     * @throws EncryptionHeaderToLargeException if header has to many arguments
+     * @throws EncryptionHeaderKeyExistsException if header key is already in use
+     */
+    public function createHeader(array $headerData, IEncryptionModule $encryptionModule) {
+        $header = self::HEADER_START . ':' . self::HEADER_ENCRYPTION_MODULE_KEY . ':' . $encryptionModule->getId() . ':';
+        foreach ($headerData as $key => $value) {
+            if (in_array($key, $this->ocHeaderKeys)) {
+                throw new EncryptionHeaderKeyExistsException($key);
+            }
+            $header .= $key . ':' . $value . ':';
+        }
+        $header .= self::HEADER_END;
+
+        if (strlen($header) > $this->getHeaderSize()) {
+            throw new EncryptionHeaderToLargeException();
+        }
+
+        $paddedHeader = str_pad($header, $this->headerSize, self::HEADER_PADDING_CHAR, STR_PAD_RIGHT);
+
+        return $paddedHeader;
+    }
+
+    /**
+     * go recursively through a dir and collect all files and sub files.
+     *
+     * @param string $dir relative to the users files folder
+     * @return array with list of files relative to the users files folder
+     */
+    public function getAllFiles($dir) {
+        $result = array();
+        $dirList = array($dir);
+
+        while ($dirList) {
+            $dir = array_pop($dirList);
+            $content = $this->rootView->getDirectoryContent($dir);
+
+            foreach ($content as $c) {
+                if ($c->getType() === 'dir') {
+                    $dirList[] = $c->getPath();
+                } else {
+                    $result[] =  $c->getPath();
+                }
+            }
+
+        }
+
+        return $result;
+    }
+
+    /**
+     * check if it is a file uploaded by the user stored in data/user/files
+     * or a metadata file
+     *
+     * @param string $path relative to the data/ folder
+     * @return boolean
+     */
+    public function isFile($path) {
+        $parts = explode('/', Filesystem::normalizePath($path), 4);
+        if (isset($parts[2]) && $parts[2] === 'files') {
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * return size of encryption header
+     *
+     * @return integer
+     */
+    public function getHeaderSize() {
+        return $this->headerSize;
+    }
+
+    /**
+     * return size of block read by a PHP stream
+     *
+     * @return integer
+     */
+    public function getBlockSize() {
+        return $this->blockSize;
+    }
+
+    /**
+     * get the owner and the path for the file relative to the owners files folder
+     *
+     * @param string $path
+     * @return array
+     * @throws \BadMethodCallException
+     */
+    public function getUidAndFilename($path) {
+
+        $parts = explode('/', $path);
+        $uid = '';
+        if (count($parts) > 2) {
+            $uid = $parts[1];
+        }
+        if (!$this->userManager->userExists($uid)) {
+            throw new \BadMethodCallException(
+                'path needs to be relative to the system wide data folder and point to a user specific file'
+            );
+        }
+
+        $ownerPath = implode('/', array_slice($parts, 2));
+
+        return array($uid, Filesystem::normalizePath($ownerPath));
+
+    }
+
+    /**
+     * Remove .path extension from a file path
+     * @param string $path Path that may identify a .part file
+     * @return string File path without .part extension
+     * @note this is needed for reusing keys
+     */
+    public function stripPartialFileExtension($path) {
+        $extension = pathinfo($path, PATHINFO_EXTENSION);
+
+        if ( $extension === 'part') {
+
+            $newLength = strlen($path) - 5; // 5 = strlen(".part")
+            $fPath = substr($path, 0, $newLength);
+
+            // if path also contains a transaction id, we remove it too
+            $extension = pathinfo($fPath, PATHINFO_EXTENSION);
+            if(substr($extension, 0, 12) === 'ocTransferId') { // 12 = strlen("ocTransferId")
+                $newLength = strlen($fPath) - strlen($extension) -1;
+                $fPath = substr($fPath, 0, $newLength);
+            }
+            return $fPath;
+
+        } else {
+            return $path;
+        }
+    }
+
+    public function getUserWithAccessToMountPoint($users, $groups) {
+        $result = [];
+        if (in_array('all', $users)) {
+            $users = $this->userManager->search('', null, null);
+            $result = array_map(function(IUser $user) {
+                return $user->getUID();
+            }, $users);
+        } else {
+            $result = array_merge($result, $users);
+
+            $groupManager = \OC::$server->getGroupManager();
+            foreach ($groups as $group) {
+                $groupObject = $groupManager->get($group);
+                if ($groupObject) {
+                    $foundUsers = $groupObject->searchUsers('', -1, 0);
+                    $userIds = [];
+                    foreach ($foundUsers as $user) {
+                        $userIds[] = $user->getUID();
+                    }
+                    $result = array_merge($result, $userIds);
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * check if the file is stored on a system wide mount point
+     * @param string $path relative to /data/user with leading '/'
+     * @param string $uid
+     * @return boolean
+     */
+    public function isSystemWideMountPoint($path, $uid) {
+        if (\OCP\App::isEnabled("files_external")) {
+            $mounts = \OC_Mount_Config::getSystemMountPoints();
+            foreach ($mounts as $mount) {
+                if (strpos($path, '/files/' . $mount['mountpoint']) === 0) {
+                    if ($this->isMountPointApplicableToUser($mount, $uid)) {
+                        return true;
+                    }
+                }
+            }
+        }
+        return false;
+    }
+
+    /**
+     * check if mount point is applicable to user
+     *
+     * @param array $mount contains $mount['applicable']['users'], $mount['applicable']['groups']
+     * @param string $uid
+     * @return boolean
+     */
+    private function isMountPointApplicableToUser($mount, $uid) {
+        $acceptedUids = array('all', $uid);
+        // check if mount point is applicable for the user
+        $intersection = array_intersect($acceptedUids, $mount['applicable']['users']);
+        if (!empty($intersection)) {
+            return true;
+        }
+        // check if mount point is applicable for group where the user is a member
+        foreach ($mount['applicable']['groups'] as $gid) {
+            if ($this->groupManager->isInGroup($uid, $gid)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * check if it is a path which is excluded by ownCloud from encryption
+     *
+     * @param string $path
+     * @return boolean
+     */
+    public function isExcluded($path) {
+        $normalizedPath = Filesystem::normalizePath($path);
+        $root = explode('/', $normalizedPath, 4);
+        if (count($root) > 1) {
+
+            // detect alternative key storage root
+            $rootDir = $this->getKeyStorageRoot();
+            if ($rootDir !== '' &&
+                0 === strpos(
+                    Filesystem::normalizePath($path),
+                    Filesystem::normalizePath($rootDir)
+                )
+            ) {
+                return true;
+            }
+
+
+            //detect system wide folders
+            if (in_array($root[1], $this->excludedPaths)) {
+                return true;
+            }
+
+            // detect user specific folders
+            if ($this->userManager->userExists($root[1])
+                && in_array($root[2], $this->excludedPaths)) {
+
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * check if recovery key is enabled for user
+     *
+     * @param string $uid
+     * @return boolean
+     */
+    public function recoveryEnabled($uid) {
+        $enabled = $this->config->getUserValue($uid, 'encryption', 'recovery_enabled', '0');
+
+        return $enabled === '1';
+    }
+
+    /**
+     * set new key storage root
+     *
+     * @param string $root new key store root relative to the data folder
+     */
+    public function setKeyStorageRoot($root) {
+        $this->config->setAppValue('core', 'encryption_key_storage_root', $root);
+    }
+
+    /**
+     * get key storage root
+     *
+     * @return string key storage root
+     */
+    public function getKeyStorageRoot() {
+        return $this->config->getAppValue('core', 'encryption_key_storage_root', '');
+    }
 
 }