nextcloud / server

lib/private/Log/Errorlog.php

Indentation +9 added lines, -9 removed lines

@@ -29,14 +29,14 @@
 
 class Errorlog implements IWriter {
 
-	/**
-	 * write a message in the log
-	 * @param string $app
-	 * @param string $message
-	 * @param int $level
-	 */
-	public function write(string $app, $message, int $level) {
-		error_log('[owncloud]['.$app.']['.$level.'] '.$message);
-	}
+    /**
+     * write a message in the log
+     * @param string $app
+     * @param string $message
+     * @param int $level
+     */
+    public function write(string $app, $message, int $level) {
+        error_log('[owncloud]['.$app.']['.$level.'] '.$message);
+    }
 }
 

lib/public/Log/ILogFactory.php

Indentation +12 added lines, -12 removed lines

@@ -32,17 +32,17 @@
  * @since 14.0.0
  */
 interface ILogFactory {
-	/**
-	 * @param string $type - one of: file, errorlog, syslog
-	 * @return IWriter
-	 * @since 14.0.0
-	 */
-	public function get(string $type): IWriter;
+    /**
+     * @param string $type - one of: file, errorlog, syslog
+     * @return IWriter
+     * @since 14.0.0
+     */
+    public function get(string $type): IWriter;
 
-	/**
-	 * @param string $path
-	 * @return ILogger
-	 * @since 14.0.0
-	 */
-	public function getCustomLogger(string $path): ILogger;
+    /**
+     * @param string $path
+     * @return ILogger
+     * @since 14.0.0
+     */
+    public function getCustomLogger(string $path): ILogger;
 }

lib/public/Log/IWriter.php

Indentation +4 added lines, -4 removed lines

@@ -30,8 +30,8 @@
  * @since 14.0.0
  */
 interface IWriter {
-	/**
-	 * @since 14.0.0
-	 */
-	public function write(string $app, $message, int $level);
+    /**
+     * @since 14.0.0
+     */
+    public function write(string $app, $message, int $level);
 }

lib/public/IServerContainer.php

Indentation +488 added lines, -488 removed lines

@@ -58,492 +58,492 @@
  */
 interface IServerContainer extends IContainer {
 
-	/**
-	 * The calendar manager will act as a broker between consumers for calendar information and
-	 * providers which actual deliver the calendar information.
-	 *
-	 * @return \OCP\Calendar\IManager
-	 * @since 13.0.0
-	 */
-	public function getCalendarManager();
-
-	/**
-	 * The contacts manager will act as a broker between consumers for contacts information and
-	 * providers which actual deliver the contact information.
-	 *
-	 * @return \OCP\Contacts\IManager
-	 * @since 6.0.0
-	 */
-	public function getContactsManager();
-
-	/**
-	 * The current request object holding all information about the request currently being processed
-	 * is returned from this method.
-	 * In case the current execution was not initiated by a web request null is returned
-	 *
-	 * @return \OCP\IRequest
-	 * @since 6.0.0
-	 */
-	public function getRequest();
-
-	/**
-	 * Returns the preview manager which can create preview images for a given file
-	 *
-	 * @return \OCP\IPreview
-	 * @since 6.0.0
-	 */
-	public function getPreviewManager();
-
-	/**
-	 * Returns the tag manager which can get and set tags for different object types
-	 *
-	 * @see \OCP\ITagManager::load()
-	 * @return \OCP\ITagManager
-	 * @since 6.0.0
-	 */
-	public function getTagManager();
-
-	/**
-	 * Returns the root folder of ownCloud's data directory
-	 *
-	 * @return \OCP\Files\IRootFolder
-	 * @since 6.0.0 - between 6.0.0 and 8.0.0 this returned \OCP\Files\Folder
-	 */
-	public function getRootFolder();
-
-	/**
-	 * Returns a view to ownCloud's files folder
-	 *
-	 * @param string $userId user ID
-	 * @return \OCP\Files\Folder
-	 * @since 6.0.0 - parameter $userId was added in 8.0.0
-	 * @see getUserFolder in \OCP\Files\IRootFolder
-	 */
-	public function getUserFolder($userId = null);
-
-	/**
-	 * Returns an app-specific view in ownClouds data directory
-	 *
-	 * @return \OCP\Files\Folder
-	 * @since 6.0.0
-	 * @deprecated 9.2.0 use IAppData
-	 */
-	public function getAppFolder();
-
-	/**
-	 * Returns a user manager
-	 *
-	 * @return \OCP\IUserManager
-	 * @since 8.0.0
-	 */
-	public function getUserManager();
-
-	/**
-	 * Returns a group manager
-	 *
-	 * @return \OCP\IGroupManager
-	 * @since 8.0.0
-	 */
-	public function getGroupManager();
-
-	/**
-	 * Returns the user session
-	 *
-	 * @return \OCP\IUserSession
-	 * @since 6.0.0
-	 */
-	public function getUserSession();
-
-	/**
-	 * Returns the navigation manager
-	 *
-	 * @return \OCP\INavigationManager
-	 * @since 6.0.0
-	 */
-	public function getNavigationManager();
-
-	/**
-	 * Returns the config manager
-	 *
-	 * @return \OCP\IConfig
-	 * @since 6.0.0
-	 */
-	public function getConfig();
-
-	/**
-	 * Returns a Crypto instance
-	 *
-	 * @return \OCP\Security\ICrypto
-	 * @since 8.0.0
-	 */
-	public function getCrypto();
-
-	/**
-	 * Returns a Hasher instance
-	 *
-	 * @return \OCP\Security\IHasher
-	 * @since 8.0.0
-	 */
-	public function getHasher();
-
-	/**
-	 * Returns a SecureRandom instance
-	 *
-	 * @return \OCP\Security\ISecureRandom
-	 * @since 8.1.0
-	 */
-	public function getSecureRandom();
-
-	/**
-	 * Returns a CredentialsManager instance
-	 *
-	 * @return \OCP\Security\ICredentialsManager
-	 * @since 9.0.0
-	 */
-	public function getCredentialsManager();
-
-	/**
-	 * Returns the app config manager
-	 *
-	 * @return \OCP\IAppConfig
-	 * @since 7.0.0
-	 */
-	public function getAppConfig();
-
-	/**
-	 * @return \OCP\L10N\IFactory
-	 * @since 8.2.0
-	 */
-	public function getL10NFactory();
-
-	/**
-	 * get an L10N instance
-	 * @param string $app appid
-	 * @param string $lang
-	 * @return \OCP\IL10N
-	 * @since 6.0.0 - parameter $lang was added in 8.0.0
-	 */
-	public function getL10N($app, $lang = null);
-
-	/**
-	 * @return \OC\Encryption\Manager
-	 * @since 8.1.0
-	 */
-	public function getEncryptionManager();
-
-	/**
-	 * @return \OC\Encryption\File
-	 * @since 8.1.0
-	 */
-	public function getEncryptionFilesHelper();
-
-	/**
-	 * @return \OCP\Encryption\Keys\IStorage
-	 * @since 8.1.0
-	 */
-	public function getEncryptionKeyStorage();
-
-	/**
-	 * Returns the URL generator
-	 *
-	 * @return \OCP\IURLGenerator
-	 * @since 6.0.0
-	 */
-	public function getURLGenerator();
-
-	/**
-	 * Returns an ICache instance
-	 *
-	 * @return \OCP\ICache
-	 * @since 6.0.0
-	 */
-	public function getCache();
-
-	/**
-	 * Returns an \OCP\CacheFactory instance
-	 *
-	 * @return \OCP\ICacheFactory
-	 * @since 7.0.0
-	 */
-	public function getMemCacheFactory();
-
-	/**
-	 * Returns the current session
-	 *
-	 * @return \OCP\ISession
-	 * @since 6.0.0
-	 */
-	public function getSession();
-
-	/**
-	 * Returns the activity manager
-	 *
-	 * @return \OCP\Activity\IManager
-	 * @since 6.0.0
-	 */
-	public function getActivityManager();
-
-	/**
-	 * Returns the current session
-	 *
-	 * @return \OCP\IDBConnection
-	 * @since 6.0.0
-	 */
-	public function getDatabaseConnection();
-
-	/**
-	 * Returns an avatar manager, used for avatar functionality
-	 *
-	 * @return \OCP\IAvatarManager
-	 * @since 6.0.0
-	 */
-	public function getAvatarManager();
-
-	/**
-	 * Returns an job list for controlling background jobs
-	 *
-	 * @return \OCP\BackgroundJob\IJobList
-	 * @since 7.0.0
-	 */
-	public function getJobList();
-
-	/**
-	 * Returns a logger instance
-	 *
-	 * @return \OCP\ILogger
-	 * @since 8.0.0
-	 */
-	public function getLogger();
-
-	/**
-	 * returns a log factory instance
-	 *
-	 * @return ILogFactory
-	 * @since 14.0.0
-	 */
-	public function getLogFactory();
-
-	/**
-	 * Returns a router for generating and matching urls
-	 *
-	 * @return \OCP\Route\IRouter
-	 * @since 7.0.0
-	 */
-	public function getRouter();
-
-	/**
-	 * Returns a search instance
-	 *
-	 * @return \OCP\ISearch
-	 * @since 7.0.0
-	 */
-	public function getSearch();
-
-	/**
-	 * Get the certificate manager for the user
-	 *
-	 * @param string $userId (optional) if not specified the current loggedin user is used, use null to get the system certificate manager
-	 * @return \OCP\ICertificateManager | null if $userId is null and no user is logged in
-	 * @since 8.0.0
-	 */
-	public function getCertificateManager($userId = null);
-
-	/**
-	 * Create a new event source
-	 *
-	 * @return \OCP\IEventSource
-	 * @since 8.0.0
-	 */
-	public function createEventSource();
-
-	/**
-	 * Returns an instance of the HTTP client service
-	 *
-	 * @return \OCP\Http\Client\IClientService
-	 * @since 8.1.0
-	 */
-	public function getHTTPClientService();
-
-	/**
-	 * Get the active event logger
-	 *
-	 * @return \OCP\Diagnostics\IEventLogger
-	 * @since 8.0.0
-	 */
-	public function getEventLogger();
-
-	/**
-	 * Get the active query logger
-	 *
-	 * The returned logger only logs data when debug mode is enabled
-	 *
-	 * @return \OCP\Diagnostics\IQueryLogger
-	 * @since 8.0.0
-	 */
-	public function getQueryLogger();
-
-	/**
-	 * Get the manager for temporary files and folders
-	 *
-	 * @return \OCP\ITempManager
-	 * @since 8.0.0
-	 */
-	public function getTempManager();
-
-	/**
-	 * Get the app manager
-	 *
-	 * @return \OCP\App\IAppManager
-	 * @since 8.0.0
-	 */
-	public function getAppManager();
-
-	/**
-	 * Get the webroot
-	 *
-	 * @return string
-	 * @since 8.0.0
-	 */
-	public function getWebRoot();
-
-	/**
-	 * @return \OCP\Files\Config\IMountProviderCollection
-	 * @since 8.0.0
-	 */
-	public function getMountProviderCollection();
-
-	/**
-	 * Get the IniWrapper
-	 *
-	 * @return \bantu\IniGetWrapper\IniGetWrapper
-	 * @since 8.0.0
-	 */
-	public function getIniWrapper();
-	/**
-	 * @return \OCP\Command\IBus
-	 * @since 8.1.0
-	 */
-	public function getCommandBus();
-
-	/**
-	 * Creates a new mailer
-	 *
-	 * @return \OCP\Mail\IMailer
-	 * @since 8.1.0
-	 */
-	public function getMailer();
-
-	/**
-	 * Get the locking provider
-	 *
-	 * @return \OCP\Lock\ILockingProvider
-	 * @since 8.1.0
-	 */
-	public function getLockingProvider();
-
-	/**
-	 * @return \OCP\Files\Mount\IMountManager
-	 * @since 8.2.0
-	 */
-	public function getMountManager();
-
-	/**
-	 * Get the MimeTypeDetector
-	 *
-	 * @return \OCP\Files\IMimeTypeDetector
-	 * @since 8.2.0
-	 */
-	public function getMimeTypeDetector();
-
-	/**
-	 * Get the MimeTypeLoader
-	 *
-	 * @return \OCP\Files\IMimeTypeLoader
-	 * @since 8.2.0
-	 */
-	public function getMimeTypeLoader();
-
-	/**
-	 * Get the EventDispatcher
-	 *
-	 * @return EventDispatcherInterface
-	 * @since 8.2.0
-	 */
-	public function getEventDispatcher();
-
-	/**
-	 * Get the Notification Manager
-	 *
-	 * @return \OCP\Notification\IManager
-	 * @since 9.0.0
-	 */
-	public function getNotificationManager();
-
-	/**
-	 * @return \OCP\Comments\ICommentsManager
-	 * @since 9.0.0
-	 */
-	public function getCommentsManager();
-
-	/**
-	 * Returns the system-tag manager
-	 *
-	 * @return \OCP\SystemTag\ISystemTagManager
-	 *
-	 * @since 9.0.0
-	 */
-	public function getSystemTagManager();
-
-	/**
-	 * Returns the system-tag object mapper
-	 *
-	 * @return \OCP\SystemTag\ISystemTagObjectMapper
-	 *
-	 * @since 9.0.0
-	 */
-	public function getSystemTagObjectMapper();
-
-	/**
-	 * Returns the share manager
-	 *
-	 * @return \OCP\Share\IManager
-	 * @since 9.0.0
-	 */
-	public function getShareManager();
-
-	/**
-	 * @return IContentSecurityPolicyManager
-	 * @since 9.0.0
-	 */
-	public function getContentSecurityPolicyManager();
-
-	/**
-	 * @return \OCP\IDateTimeZone
-	 * @since 8.0.0
-	 */
-	public function getDateTimeZone();
-
-	/**
-	 * @return \OCP\IDateTimeFormatter
-	 * @since 8.0.0
-	 */
-	public function getDateTimeFormatter();
-
-	/**
-	 * @return \OCP\Federation\ICloudIdManager
-	 * @since 12.0.0
-	 */
-	public function getCloudIdManager();
-
-	/**
-	 * @return \OCP\Remote\Api\IApiFactory
-	 * @since 13.0.0
-	 */
-	public function getRemoteApiFactory();
-
-	/**
-	 * @return \OCP\Remote\IInstanceFactory
-	 * @since 13.0.0
-	 */
-	public function getRemoteInstanceFactory();
+    /**
+     * The calendar manager will act as a broker between consumers for calendar information and
+     * providers which actual deliver the calendar information.
+     *
+     * @return \OCP\Calendar\IManager
+     * @since 13.0.0
+     */
+    public function getCalendarManager();
+
+    /**
+     * The contacts manager will act as a broker between consumers for contacts information and
+     * providers which actual deliver the contact information.
+     *
+     * @return \OCP\Contacts\IManager
+     * @since 6.0.0
+     */
+    public function getContactsManager();
+
+    /**
+     * The current request object holding all information about the request currently being processed
+     * is returned from this method.
+     * In case the current execution was not initiated by a web request null is returned
+     *
+     * @return \OCP\IRequest
+     * @since 6.0.0
+     */
+    public function getRequest();
+
+    /**
+     * Returns the preview manager which can create preview images for a given file
+     *
+     * @return \OCP\IPreview
+     * @since 6.0.0
+     */
+    public function getPreviewManager();
+
+    /**
+     * Returns the tag manager which can get and set tags for different object types
+     *
+     * @see \OCP\ITagManager::load()
+     * @return \OCP\ITagManager
+     * @since 6.0.0
+     */
+    public function getTagManager();
+
+    /**
+     * Returns the root folder of ownCloud's data directory
+     *
+     * @return \OCP\Files\IRootFolder
+     * @since 6.0.0 - between 6.0.0 and 8.0.0 this returned \OCP\Files\Folder
+     */
+    public function getRootFolder();
+
+    /**
+     * Returns a view to ownCloud's files folder
+     *
+     * @param string $userId user ID
+     * @return \OCP\Files\Folder
+     * @since 6.0.0 - parameter $userId was added in 8.0.0
+     * @see getUserFolder in \OCP\Files\IRootFolder
+     */
+    public function getUserFolder($userId = null);
+
+    /**
+     * Returns an app-specific view in ownClouds data directory
+     *
+     * @return \OCP\Files\Folder
+     * @since 6.0.0
+     * @deprecated 9.2.0 use IAppData
+     */
+    public function getAppFolder();
+
+    /**
+     * Returns a user manager
+     *
+     * @return \OCP\IUserManager
+     * @since 8.0.0
+     */
+    public function getUserManager();
+
+    /**
+     * Returns a group manager
+     *
+     * @return \OCP\IGroupManager
+     * @since 8.0.0
+     */
+    public function getGroupManager();
+
+    /**
+     * Returns the user session
+     *
+     * @return \OCP\IUserSession
+     * @since 6.0.0
+     */
+    public function getUserSession();
+
+    /**
+     * Returns the navigation manager
+     *
+     * @return \OCP\INavigationManager
+     * @since 6.0.0
+     */
+    public function getNavigationManager();
+
+    /**
+     * Returns the config manager
+     *
+     * @return \OCP\IConfig
+     * @since 6.0.0
+     */
+    public function getConfig();
+
+    /**
+     * Returns a Crypto instance
+     *
+     * @return \OCP\Security\ICrypto
+     * @since 8.0.0
+     */
+    public function getCrypto();
+
+    /**
+     * Returns a Hasher instance
+     *
+     * @return \OCP\Security\IHasher
+     * @since 8.0.0
+     */
+    public function getHasher();
+
+    /**
+     * Returns a SecureRandom instance
+     *
+     * @return \OCP\Security\ISecureRandom
+     * @since 8.1.0
+     */
+    public function getSecureRandom();
+
+    /**
+     * Returns a CredentialsManager instance
+     *
+     * @return \OCP\Security\ICredentialsManager
+     * @since 9.0.0
+     */
+    public function getCredentialsManager();
+
+    /**
+     * Returns the app config manager
+     *
+     * @return \OCP\IAppConfig
+     * @since 7.0.0
+     */
+    public function getAppConfig();
+
+    /**
+     * @return \OCP\L10N\IFactory
+     * @since 8.2.0
+     */
+    public function getL10NFactory();
+
+    /**
+     * get an L10N instance
+     * @param string $app appid
+     * @param string $lang
+     * @return \OCP\IL10N
+     * @since 6.0.0 - parameter $lang was added in 8.0.0
+     */
+    public function getL10N($app, $lang = null);
+
+    /**
+     * @return \OC\Encryption\Manager
+     * @since 8.1.0
+     */
+    public function getEncryptionManager();
+
+    /**
+     * @return \OC\Encryption\File
+     * @since 8.1.0
+     */
+    public function getEncryptionFilesHelper();
+
+    /**
+     * @return \OCP\Encryption\Keys\IStorage
+     * @since 8.1.0
+     */
+    public function getEncryptionKeyStorage();
+
+    /**
+     * Returns the URL generator
+     *
+     * @return \OCP\IURLGenerator
+     * @since 6.0.0
+     */
+    public function getURLGenerator();
+
+    /**
+     * Returns an ICache instance
+     *
+     * @return \OCP\ICache
+     * @since 6.0.0
+     */
+    public function getCache();
+
+    /**
+     * Returns an \OCP\CacheFactory instance
+     *
+     * @return \OCP\ICacheFactory
+     * @since 7.0.0
+     */
+    public function getMemCacheFactory();
+
+    /**
+     * Returns the current session
+     *
+     * @return \OCP\ISession
+     * @since 6.0.0
+     */
+    public function getSession();
+
+    /**
+     * Returns the activity manager
+     *
+     * @return \OCP\Activity\IManager
+     * @since 6.0.0
+     */
+    public function getActivityManager();
+
+    /**
+     * Returns the current session
+     *
+     * @return \OCP\IDBConnection
+     * @since 6.0.0
+     */
+    public function getDatabaseConnection();
+
+    /**
+     * Returns an avatar manager, used for avatar functionality
+     *
+     * @return \OCP\IAvatarManager
+     * @since 6.0.0
+     */
+    public function getAvatarManager();
+
+    /**
+     * Returns an job list for controlling background jobs
+     *
+     * @return \OCP\BackgroundJob\IJobList
+     * @since 7.0.0
+     */
+    public function getJobList();
+
+    /**
+     * Returns a logger instance
+     *
+     * @return \OCP\ILogger
+     * @since 8.0.0
+     */
+    public function getLogger();
+
+    /**
+     * returns a log factory instance
+     *
+     * @return ILogFactory
+     * @since 14.0.0
+     */
+    public function getLogFactory();
+
+    /**
+     * Returns a router for generating and matching urls
+     *
+     * @return \OCP\Route\IRouter
+     * @since 7.0.0
+     */
+    public function getRouter();
+
+    /**
+     * Returns a search instance
+     *
+     * @return \OCP\ISearch
+     * @since 7.0.0
+     */
+    public function getSearch();
+
+    /**
+     * Get the certificate manager for the user
+     *
+     * @param string $userId (optional) if not specified the current loggedin user is used, use null to get the system certificate manager
+     * @return \OCP\ICertificateManager | null if $userId is null and no user is logged in
+     * @since 8.0.0
+     */
+    public function getCertificateManager($userId = null);
+
+    /**
+     * Create a new event source
+     *
+     * @return \OCP\IEventSource
+     * @since 8.0.0
+     */
+    public function createEventSource();
+
+    /**
+     * Returns an instance of the HTTP client service
+     *
+     * @return \OCP\Http\Client\IClientService
+     * @since 8.1.0
+     */
+    public function getHTTPClientService();
+
+    /**
+     * Get the active event logger
+     *
+     * @return \OCP\Diagnostics\IEventLogger
+     * @since 8.0.0
+     */
+    public function getEventLogger();
+
+    /**
+     * Get the active query logger
+     *
+     * The returned logger only logs data when debug mode is enabled
+     *
+     * @return \OCP\Diagnostics\IQueryLogger
+     * @since 8.0.0
+     */
+    public function getQueryLogger();
+
+    /**
+     * Get the manager for temporary files and folders
+     *
+     * @return \OCP\ITempManager
+     * @since 8.0.0
+     */
+    public function getTempManager();
+
+    /**
+     * Get the app manager
+     *
+     * @return \OCP\App\IAppManager
+     * @since 8.0.0
+     */
+    public function getAppManager();
+
+    /**
+     * Get the webroot
+     *
+     * @return string
+     * @since 8.0.0
+     */
+    public function getWebRoot();
+
+    /**
+     * @return \OCP\Files\Config\IMountProviderCollection
+     * @since 8.0.0
+     */
+    public function getMountProviderCollection();
+
+    /**
+     * Get the IniWrapper
+     *
+     * @return \bantu\IniGetWrapper\IniGetWrapper
+     * @since 8.0.0
+     */
+    public function getIniWrapper();
+    /**
+     * @return \OCP\Command\IBus
+     * @since 8.1.0
+     */
+    public function getCommandBus();
+
+    /**
+     * Creates a new mailer
+     *
+     * @return \OCP\Mail\IMailer
+     * @since 8.1.0
+     */
+    public function getMailer();
+
+    /**
+     * Get the locking provider
+     *
+     * @return \OCP\Lock\ILockingProvider
+     * @since 8.1.0
+     */
+    public function getLockingProvider();
+
+    /**
+     * @return \OCP\Files\Mount\IMountManager
+     * @since 8.2.0
+     */
+    public function getMountManager();
+
+    /**
+     * Get the MimeTypeDetector
+     *
+     * @return \OCP\Files\IMimeTypeDetector
+     * @since 8.2.0
+     */
+    public function getMimeTypeDetector();
+
+    /**
+     * Get the MimeTypeLoader
+     *
+     * @return \OCP\Files\IMimeTypeLoader
+     * @since 8.2.0
+     */
+    public function getMimeTypeLoader();
+
+    /**
+     * Get the EventDispatcher
+     *
+     * @return EventDispatcherInterface
+     * @since 8.2.0
+     */
+    public function getEventDispatcher();
+
+    /**
+     * Get the Notification Manager
+     *
+     * @return \OCP\Notification\IManager
+     * @since 9.0.0
+     */
+    public function getNotificationManager();
+
+    /**
+     * @return \OCP\Comments\ICommentsManager
+     * @since 9.0.0
+     */
+    public function getCommentsManager();
+
+    /**
+     * Returns the system-tag manager
+     *
+     * @return \OCP\SystemTag\ISystemTagManager
+     *
+     * @since 9.0.0
+     */
+    public function getSystemTagManager();
+
+    /**
+     * Returns the system-tag object mapper
+     *
+     * @return \OCP\SystemTag\ISystemTagObjectMapper
+     *
+     * @since 9.0.0
+     */
+    public function getSystemTagObjectMapper();
+
+    /**
+     * Returns the share manager
+     *
+     * @return \OCP\Share\IManager
+     * @since 9.0.0
+     */
+    public function getShareManager();
+
+    /**
+     * @return IContentSecurityPolicyManager
+     * @since 9.0.0
+     */
+    public function getContentSecurityPolicyManager();
+
+    /**
+     * @return \OCP\IDateTimeZone
+     * @since 8.0.0
+     */
+    public function getDateTimeZone();
+
+    /**
+     * @return \OCP\IDateTimeFormatter
+     * @since 8.0.0
+     */
+    public function getDateTimeFormatter();
+
+    /**
+     * @return \OCP\Federation\ICloudIdManager
+     * @since 12.0.0
+     */
+    public function getCloudIdManager();
+
+    /**
+     * @return \OCP\Remote\Api\IApiFactory
+     * @since 13.0.0
+     */
+    public function getRemoteApiFactory();
+
+    /**
+     * @return \OCP\Remote\IInstanceFactory
+     * @since 13.0.0
+     */
+    public function getRemoteInstanceFactory();
 }

apps/federatedfilesharing/lib/Controller/MountPublicLinkController.php

Unused Use Statements -5 removed lines

@@ -29,17 +29,13 @@ 
 
 namespace OCA\FederatedFileSharing\Controller;
 
-use OC\Files\Filesystem;
 use OC\HintException;
-use OC\Share\Helper;
 use OCA\FederatedFileSharing\AddressHandler;
 use OCA\FederatedFileSharing\FederatedShareProvider;
-use OCA\Files_Sharing\External\Manager;
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http;
 use OCP\AppFramework\Http\JSONResponse;
 use OCP\Federation\ICloudIdManager;
-use OCP\Files\StorageInvalidException;
 use OCP\Http\Client\IClientService;
 use OCP\IL10N;
 use OCP\ILogger;
@@ -47,7 +43,6 @@ 
 use OCP\ISession;
 use OCP\IUserSession;
 use OCP\Share\IManager;
-use OCP\Util;
 
 /**
  * Class MountPublicLinkController

Indentation +173 added lines, -173 removed lines

@@ -58,177 +58,177 @@
  */
 class MountPublicLinkController extends Controller {
 
-	/** @var FederatedShareProvider */
-	private $federatedShareProvider;
-
-	/** @var AddressHandler */
-	private $addressHandler;
-
-	/** @var IManager  */
-	private $shareManager;
-
-	/** @var  ISession */
-	private $session;
-
-	/** @var IL10N */
-	private $l;
-
-	/** @var IUserSession */
-	private $userSession;
-
-	/** @var IClientService */
-	private $clientService;
-
-	/** @var ICloudIdManager  */
-	private $cloudIdManager;
-
-	/**
-	 * MountPublicLinkController constructor.
-	 *
-	 * @param string $appName
-	 * @param IRequest $request
-	 * @param FederatedShareProvider $federatedShareProvider
-	 * @param IManager $shareManager
-	 * @param AddressHandler $addressHandler
-	 * @param ISession $session
-	 * @param IL10N $l
-	 * @param IUserSession $userSession
-	 * @param IClientService $clientService
-	 * @param ICloudIdManager $cloudIdManager
-	 */
-	public function __construct($appName,
-								IRequest $request,
-								FederatedShareProvider $federatedShareProvider,
-								IManager $shareManager,
-								AddressHandler $addressHandler,
-								ISession $session,
-								IL10N $l,
-								IUserSession $userSession,
-								IClientService $clientService,
-								ICloudIdManager $cloudIdManager
-	) {
-		parent::__construct($appName, $request);
-
-		$this->federatedShareProvider = $federatedShareProvider;
-		$this->shareManager = $shareManager;
-		$this->addressHandler = $addressHandler;
-		$this->session = $session;
-		$this->l = $l;
-		$this->userSession = $userSession;
-		$this->clientService = $clientService;
-		$this->cloudIdManager = $cloudIdManager;
-	}
-
-	/**
-	 * send federated share to a user of a public link
-	 *
-	 * @NoCSRFRequired
-	 * @PublicPage
-	 * @BruteForceProtection(action=publicLink2FederatedShare)
-	 *
-	 * @param string $shareWith
-	 * @param string $token
-	 * @param string $password
-	 * @return JSONResponse
-	 */
-	public function createFederatedShare($shareWith, $token, $password = '') {
-
-		if (!$this->federatedShareProvider->isOutgoingServer2serverShareEnabled()) {
-			return new JSONResponse(
-				['message' => 'This server doesn\'t support outgoing federated shares'],
-				Http::STATUS_BAD_REQUEST
-			);
-		}
-
-		try {
-			list(, $server) = $this->addressHandler->splitUserRemote($shareWith);
-			$share = $this->shareManager->getShareByToken($token);
-		} catch (HintException $e) {
-			return new JSONResponse(['message' => $e->getHint()], Http::STATUS_BAD_REQUEST);
-		}
-
-		// make sure that user is authenticated in case of a password protected link
-		$storedPassword = $share->getPassword();
-		$authenticated = $this->session->get('public_link_authenticated') === $share->getId() ||
-			$this->shareManager->checkPassword($share, $password);
-		if (!empty($storedPassword) && !$authenticated ) {
-			$response = new JSONResponse(
-				['message' => 'No permission to access the share'],
-				Http::STATUS_BAD_REQUEST
-			);
-			$response->throttle();
-			return $response;
-		}
-
-		$share->setSharedWith($shareWith);
-
-		try {
-			$this->federatedShareProvider->create($share);
-		} catch (\Exception $e) {
-			\OC::$server->getLogger()->logException($e, [
-				'level' => ILogger::WARN,
-				'app' => 'federatedfilesharing',
-			]);
-			return new JSONResponse(['message' => $e->getMessage()], Http::STATUS_BAD_REQUEST);
-		}
-
-		return new JSONResponse(['remoteUrl' => $server]);
-	}
-
-	/**
-	 * ask other server to get a federated share
-	 *
-	 * @NoAdminRequired
-	 *
-	 * @param string $token
-	 * @param string $remote
-	 * @param string $password
-	 * @param string $owner (only for legacy reasons, can be removed with legacyMountPublicLink())
-	 * @param string $ownerDisplayName (only for legacy reasons, can be removed with legacyMountPublicLink())
-	 * @param string $name (only for legacy reasons, can be removed with legacyMountPublicLink())
-	 * @return JSONResponse
-	 */
-	public function askForFederatedShare($token, $remote, $password = '', $owner = '', $ownerDisplayName = '', $name = '') {
-		// check if server admin allows to mount public links from other servers
-		if ($this->federatedShareProvider->isIncomingServer2serverShareEnabled() === false) {
-			return new JSONResponse(['message' => $this->l->t('Server to server sharing is not enabled on this server')], Http::STATUS_BAD_REQUEST);
-		}
-
-		$cloudId = $this->cloudIdManager->getCloudId($this->userSession->getUser()->getUID(), $this->addressHandler->generateRemoteURL());
-
-		$httpClient = $this->clientService->newClient();
-
-		try {
-			$response = $httpClient->post($remote . '/index.php/apps/federatedfilesharing/createFederatedShare',
-				[
-					'body' =>
-						[
-							'token' => $token,
-							'shareWith' => rtrim($cloudId->getId(), '/'),
-							'password' => $password
-						],
-					'connect_timeout' => 10,
-				]
-			);
-		} catch (\Exception $e) {
-			if (empty($password)) {
-				$message = $this->l->t("Couldn't establish a federated share.");
-			} else {
-				$message = $this->l->t("Couldn't establish a federated share, maybe the password was wrong.");
-			}
-			return new JSONResponse(['message' => $message], Http::STATUS_BAD_REQUEST);
-		}
-
-		$body = $response->getBody();
-		$result = json_decode($body, true);
-
-		if (is_array($result) && isset($result['remoteUrl'])) {
-			return new JSONResponse(['message' => $this->l->t('Federated Share request sent, you will receive an invitation. Check your notifications.')]);
-		}
-
-		// if we doesn't get the expected response we assume that we try to add
-		// a federated share from a Nextcloud <= 9 server
-		$message = $this->l->t("Couldn't establish a federated share, it looks like the server to federate with is too old (Nextcloud <= 9).");
-		return new JSONResponse(['message' => $message], Http::STATUS_BAD_REQUEST);
-	}
+    /** @var FederatedShareProvider */
+    private $federatedShareProvider;
+
+    /** @var AddressHandler */
+    private $addressHandler;
+
+    /** @var IManager  */
+    private $shareManager;
+
+    /** @var  ISession */
+    private $session;
+
+    /** @var IL10N */
+    private $l;
+
+    /** @var IUserSession */
+    private $userSession;
+
+    /** @var IClientService */
+    private $clientService;
+
+    /** @var ICloudIdManager  */
+    private $cloudIdManager;
+
+    /**
+     * MountPublicLinkController constructor.
+     *
+     * @param string $appName
+     * @param IRequest $request
+     * @param FederatedShareProvider $federatedShareProvider
+     * @param IManager $shareManager
+     * @param AddressHandler $addressHandler
+     * @param ISession $session
+     * @param IL10N $l
+     * @param IUserSession $userSession
+     * @param IClientService $clientService
+     * @param ICloudIdManager $cloudIdManager
+     */
+    public function __construct($appName,
+                                IRequest $request,
+                                FederatedShareProvider $federatedShareProvider,
+                                IManager $shareManager,
+                                AddressHandler $addressHandler,
+                                ISession $session,
+                                IL10N $l,
+                                IUserSession $userSession,
+                                IClientService $clientService,
+                                ICloudIdManager $cloudIdManager
+    ) {
+        parent::__construct($appName, $request);
+
+        $this->federatedShareProvider = $federatedShareProvider;
+        $this->shareManager = $shareManager;
+        $this->addressHandler = $addressHandler;
+        $this->session = $session;
+        $this->l = $l;
+        $this->userSession = $userSession;
+        $this->clientService = $clientService;
+        $this->cloudIdManager = $cloudIdManager;
+    }
+
+    /**
+     * send federated share to a user of a public link
+     *
+     * @NoCSRFRequired
+     * @PublicPage
+     * @BruteForceProtection(action=publicLink2FederatedShare)
+     *
+     * @param string $shareWith
+     * @param string $token
+     * @param string $password
+     * @return JSONResponse
+     */
+    public function createFederatedShare($shareWith, $token, $password = '') {
+
+        if (!$this->federatedShareProvider->isOutgoingServer2serverShareEnabled()) {
+            return new JSONResponse(
+                ['message' => 'This server doesn\'t support outgoing federated shares'],
+                Http::STATUS_BAD_REQUEST
+            );
+        }
+
+        try {
+            list(, $server) = $this->addressHandler->splitUserRemote($shareWith);
+            $share = $this->shareManager->getShareByToken($token);
+        } catch (HintException $e) {
+            return new JSONResponse(['message' => $e->getHint()], Http::STATUS_BAD_REQUEST);
+        }
+
+        // make sure that user is authenticated in case of a password protected link
+        $storedPassword = $share->getPassword();
+        $authenticated = $this->session->get('public_link_authenticated') === $share->getId() ||
+            $this->shareManager->checkPassword($share, $password);
+        if (!empty($storedPassword) && !$authenticated ) {
+            $response = new JSONResponse(
+                ['message' => 'No permission to access the share'],
+                Http::STATUS_BAD_REQUEST
+            );
+            $response->throttle();
+            return $response;
+        }
+
+        $share->setSharedWith($shareWith);
+
+        try {
+            $this->federatedShareProvider->create($share);
+        } catch (\Exception $e) {
+            \OC::$server->getLogger()->logException($e, [
+                'level' => ILogger::WARN,
+                'app' => 'federatedfilesharing',
+            ]);
+            return new JSONResponse(['message' => $e->getMessage()], Http::STATUS_BAD_REQUEST);
+        }
+
+        return new JSONResponse(['remoteUrl' => $server]);
+    }
+
+    /**
+     * ask other server to get a federated share
+     *
+     * @NoAdminRequired
+     *
+     * @param string $token
+     * @param string $remote
+     * @param string $password
+     * @param string $owner (only for legacy reasons, can be removed with legacyMountPublicLink())
+     * @param string $ownerDisplayName (only for legacy reasons, can be removed with legacyMountPublicLink())
+     * @param string $name (only for legacy reasons, can be removed with legacyMountPublicLink())
+     * @return JSONResponse
+     */
+    public function askForFederatedShare($token, $remote, $password = '', $owner = '', $ownerDisplayName = '', $name = '') {
+        // check if server admin allows to mount public links from other servers
+        if ($this->federatedShareProvider->isIncomingServer2serverShareEnabled() === false) {
+            return new JSONResponse(['message' => $this->l->t('Server to server sharing is not enabled on this server')], Http::STATUS_BAD_REQUEST);
+        }
+
+        $cloudId = $this->cloudIdManager->getCloudId($this->userSession->getUser()->getUID(), $this->addressHandler->generateRemoteURL());
+
+        $httpClient = $this->clientService->newClient();
+
+        try {
+            $response = $httpClient->post($remote . '/index.php/apps/federatedfilesharing/createFederatedShare',
+                [
+                    'body' =>
+                        [
+                            'token' => $token,
+                            'shareWith' => rtrim($cloudId->getId(), '/'),
+                            'password' => $password
+                        ],
+                    'connect_timeout' => 10,
+                ]
+            );
+        } catch (\Exception $e) {
+            if (empty($password)) {
+                $message = $this->l->t("Couldn't establish a federated share.");
+            } else {
+                $message = $this->l->t("Couldn't establish a federated share, maybe the password was wrong.");
+            }
+            return new JSONResponse(['message' => $message], Http::STATUS_BAD_REQUEST);
+        }
+
+        $body = $response->getBody();
+        $result = json_decode($body, true);
+
+        if (is_array($result) && isset($result['remoteUrl'])) {
+            return new JSONResponse(['message' => $this->l->t('Federated Share request sent, you will receive an invitation. Check your notifications.')]);
+        }
+
+        // if we doesn't get the expected response we assume that we try to add
+        // a federated share from a Nextcloud <= 9 server
+        $message = $this->l->t("Couldn't establish a federated share, it looks like the server to federate with is too old (Nextcloud <= 9).");
+        return new JSONResponse(['message' => $message], Http::STATUS_BAD_REQUEST);
+    }
 }

apps/files_external/lib/Lib/Storage/SMB.php

Unused Use Statements -1 removed lines

@@ -53,7 +53,6 @@
 use OCP\Files\Storage\INotifyStorage;
 use OCP\Files\StorageNotAvailableException;
 use OCP\ILogger;
-use OCP\Util;
 
 class SMB extends Common implements INotifyStorage {
 	/**

Indentation +480 added lines, -480 removed lines

@@ -56,484 +56,484 @@
 use OCP\Util;
 
 class SMB extends Common implements INotifyStorage {
-	/**
-	 * @var \Icewind\SMB\Server
-	 */
-	protected $server;
-
-	/**
-	 * @var \Icewind\SMB\Share
-	 */
-	protected $share;
-
-	/**
-	 * @var string
-	 */
-	protected $root;
-
-	/**
-	 * @var \Icewind\SMB\FileInfo[]
-	 */
-	protected $statCache;
-
-	public function __construct($params) {
-		if (isset($params['host']) && isset($params['user']) && isset($params['password']) && isset($params['share'])) {
-			if (Server::NativeAvailable()) {
-				$this->server = new NativeServer($params['host'], $params['user'], $params['password']);
-			} else {
-				$this->server = new Server($params['host'], $params['user'], $params['password']);
-			}
-			$this->share = $this->server->getShare(trim($params['share'], '/'));
-
-			$this->root = $params['root'] ?? '/';
-			$this->root = '/' . ltrim($this->root, '/');
-			$this->root = rtrim($this->root, '/') . '/';
-		} else {
-			throw new \Exception('Invalid configuration');
-		}
-		$this->statCache = new CappedMemoryCache();
-		parent::__construct($params);
-	}
-
-	/**
-	 * @return string
-	 */
-	public function getId() {
-		// FIXME: double slash to keep compatible with the old storage ids,
-		// failure to do so will lead to creation of a new storage id and
-		// loss of shares from the storage
-		return 'smb::' . $this->server->getUser() . '@' . $this->server->getHost() . '//' . $this->share->getName() . '/' . $this->root;
-	}
-
-	/**
-	 * @param string $path
-	 * @return string
-	 */
-	protected function buildPath($path) {
-		return Filesystem::normalizePath($this->root . '/' . $path, true, false, true);
-	}
-
-	protected function relativePath($fullPath) {
-		if ($fullPath === $this->root) {
-			return '';
-		} else if (substr($fullPath, 0, strlen($this->root)) === $this->root) {
-			return substr($fullPath, strlen($this->root));
-		} else {
-			return null;
-		}
-	}
-
-	/**
-	 * @param string $path
-	 * @return \Icewind\SMB\IFileInfo
-	 * @throws StorageNotAvailableException
-	 */
-	protected function getFileInfo($path) {
-		try {
-			$path = $this->buildPath($path);
-			if (!isset($this->statCache[$path])) {
-				$this->statCache[$path] = $this->share->stat($path);
-			}
-			return $this->statCache[$path];
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	/**
-	 * @param string $path
-	 * @return \Icewind\SMB\IFileInfo[]
-	 * @throws StorageNotAvailableException
-	 */
-	protected function getFolderContents($path) {
-		try {
-			$path = $this->buildPath($path);
-			$files = $this->share->dir($path);
-			foreach ($files as $file) {
-				$this->statCache[$path . '/' . $file->getName()] = $file;
-			}
-			return array_filter($files, function (IFileInfo $file) {
-				try {
-					return !$file->isHidden();
-				} catch (ForbiddenException $e) {
-					return false;
-				} catch (NotFoundException $e) {
-					return false;
-				}
-			});
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	/**
-	 * @param \Icewind\SMB\IFileInfo $info
-	 * @return array
-	 */
-	protected function formatInfo($info) {
-		$result = [
-			'size' => $info->getSize(),
-			'mtime' => $info->getMTime(),
-		];
-		if ($info->isDirectory()) {
-			$result['type'] = 'dir';
-		} else {
-			$result['type'] = 'file';
-		}
-		return $result;
-	}
-
-	/**
-	 * Rename the files. If the source or the target is the root, the rename won't happen.
-	 *
-	 * @param string $source the old name of the path
-	 * @param string $target the new name of the path
-	 * @return bool true if the rename is successful, false otherwise
-	 */
-	public function rename($source, $target) {
-		if ($this->isRootDir($source) || $this->isRootDir($target)) {
-			return false;
-		}
-
-		$absoluteSource = $this->buildPath($source);
-		$absoluteTarget = $this->buildPath($target);
-		try {
-			$result = $this->share->rename($absoluteSource, $absoluteTarget);
-		} catch (AlreadyExistsException $e) {
-			$this->remove($target);
-			$result = $this->share->rename($absoluteSource, $absoluteTarget);
-		} catch (\Exception $e) {
-			\OC::$server->getLogger()->logException($e, ['level' => ILogger::WARN]);
-			return false;
-		}
-		unset($this->statCache[$absoluteSource], $this->statCache[$absoluteTarget]);
-		return $result;
-	}
-
-	public function stat($path) {
-		try {
-			$result = $this->formatInfo($this->getFileInfo($path));
-		} catch (ForbiddenException $e) {
-			return false;
-		} catch (NotFoundException $e) {
-			return false;
-		}
-		if ($this->remoteIsShare() && $this->isRootDir($path)) {
-			$result['mtime'] = $this->shareMTime();
-		}
-		return $result;
-	}
-
-	/**
-	 * get the best guess for the modification time of the share
-	 *
-	 * @return int
-	 */
-	private function shareMTime() {
-		$highestMTime = 0;
-		$files = $this->share->dir($this->root);
-		foreach ($files as $fileInfo) {
-			try {
-				if ($fileInfo->getMTime() > $highestMTime) {
-					$highestMTime = $fileInfo->getMTime();
-				}
-			} catch (NotFoundException $e) {
-				// Ignore this, can happen on unavailable DFS shares
-			}
-		}
-		return $highestMTime;
-	}
-
-	/**
-	 * Check if the path is our root dir (not the smb one)
-	 *
-	 * @param string $path the path
-	 * @return bool
-	 */
-	private function isRootDir($path) {
-		return $path === '' || $path === '/' || $path === '.';
-	}
-
-	/**
-	 * Check if our root points to a smb share
-	 *
-	 * @return bool true if our root points to a share false otherwise
-	 */
-	private function remoteIsShare() {
-		return $this->share->getName() && (!$this->root || $this->root === '/');
-	}
-
-	/**
-	 * @param string $path
-	 * @return bool
-	 */
-	public function unlink($path) {
-		if ($this->isRootDir($path)) {
-			return false;
-		}
-
-		try {
-			if ($this->is_dir($path)) {
-				return $this->rmdir($path);
-			} else {
-				$path = $this->buildPath($path);
-				unset($this->statCache[$path]);
-				$this->share->del($path);
-				return true;
-			}
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	/**
-	 * check if a file or folder has been updated since $time
-	 *
-	 * @param string $path
-	 * @param int $time
-	 * @return bool
-	 */
-	public function hasUpdated($path, $time) {
-		if (!$path and $this->root === '/') {
-			// mtime doesn't work for shares, but giving the nature of the backend,
-			// doing a full update is still just fast enough
-			return true;
-		} else {
-			$actualTime = $this->filemtime($path);
-			return $actualTime > $time;
-		}
-	}
-
-	/**
-	 * @param string $path
-	 * @param string $mode
-	 * @return resource|false
-	 */
-	public function fopen($path, $mode) {
-		$fullPath = $this->buildPath($path);
-		try {
-			switch ($mode) {
-				case 'r':
-				case 'rb':
-					if (!$this->file_exists($path)) {
-						return false;
-					}
-					return $this->share->read($fullPath);
-				case 'w':
-				case 'wb':
-					$source = $this->share->write($fullPath);
-					return CallBackWrapper::wrap($source, null, null, function () use ($fullPath) {
-						unset($this->statCache[$fullPath]);
-					});
-				case 'a':
-				case 'ab':
-				case 'r+':
-				case 'w+':
-				case 'wb+':
-				case 'a+':
-				case 'x':
-				case 'x+':
-				case 'c':
-				case 'c+':
-					//emulate these
-					if (strrpos($path, '.') !== false) {
-						$ext = substr($path, strrpos($path, '.'));
-					} else {
-						$ext = '';
-					}
-					if ($this->file_exists($path)) {
-						if (!$this->isUpdatable($path)) {
-							return false;
-						}
-						$tmpFile = $this->getCachedFile($path);
-					} else {
-						if (!$this->isCreatable(dirname($path))) {
-							return false;
-						}
-						$tmpFile = \OC::$server->getTempManager()->getTemporaryFile($ext);
-					}
-					$source = fopen($tmpFile, $mode);
-					$share = $this->share;
-					return CallbackWrapper::wrap($source, null, null, function () use ($tmpFile, $fullPath, $share) {
-						unset($this->statCache[$fullPath]);
-						$share->put($tmpFile, $fullPath);
-						unlink($tmpFile);
-					});
-			}
-			return false;
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	public function rmdir($path) {
-		if ($this->isRootDir($path)) {
-			return false;
-		}
-
-		try {
-			$this->statCache = array();
-			$content = $this->share->dir($this->buildPath($path));
-			foreach ($content as $file) {
-				if ($file->isDirectory()) {
-					$this->rmdir($path . '/' . $file->getName());
-				} else {
-					$this->share->del($file->getPath());
-				}
-			}
-			$this->share->rmdir($this->buildPath($path));
-			return true;
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	public function touch($path, $time = null) {
-		try {
-			if (!$this->file_exists($path)) {
-				$fh = $this->share->write($this->buildPath($path));
-				fclose($fh);
-				return true;
-			}
-			return false;
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	public function opendir($path) {
-		try {
-			$files = $this->getFolderContents($path);
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		}
-		$names = array_map(function ($info) {
-			/** @var \Icewind\SMB\IFileInfo $info */
-			return $info->getName();
-		}, $files);
-		return IteratorDirectory::wrap($names);
-	}
-
-	public function filetype($path) {
-		try {
-			return $this->getFileInfo($path)->isDirectory() ? 'dir' : 'file';
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		}
-	}
-
-	public function mkdir($path) {
-		$path = $this->buildPath($path);
-		try {
-			$this->share->mkdir($path);
-			return true;
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		} catch (Exception $e) {
-			return false;
-		}
-	}
-
-	public function file_exists($path) {
-		try {
-			$this->getFileInfo($path);
-			return true;
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		} catch (ConnectException $e) {
-			throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
-		}
-	}
-
-	public function isReadable($path) {
-		try {
-			$info = $this->getFileInfo($path);
-			return !$info->isHidden();
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		}
-	}
-
-	public function isUpdatable($path) {
-		try {
-			$info = $this->getFileInfo($path);
-			// following windows behaviour for read-only folders: they can be written into
-			// (https://support.microsoft.com/en-us/kb/326549 - "cause" section)
-			return !$info->isHidden() && (!$info->isReadOnly() || $this->is_dir($path));
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		}
-	}
-
-	public function isDeletable($path) {
-		try {
-			$info = $this->getFileInfo($path);
-			return !$info->isHidden() && !$info->isReadOnly();
-		} catch (NotFoundException $e) {
-			return false;
-		} catch (ForbiddenException $e) {
-			return false;
-		}
-	}
-
-	/**
-	 * check if smbclient is installed
-	 */
-	public static function checkDependencies() {
-		return (
-			(bool)\OC_Helper::findBinaryPath('smbclient')
-			|| Server::NativeAvailable()
-		) ? true : ['smbclient'];
-	}
-
-	/**
-	 * Test a storage for availability
-	 *
-	 * @return bool
-	 */
-	public function test() {
-		try {
-			return parent::test();
-		} catch (Exception $e) {
-			return false;
-		}
-	}
-
-	public function listen($path, callable $callback) {
-		$this->notify($path)->listen(function (IChange $change) use ($callback) {
-			if ($change instanceof IRenameChange) {
-				return $callback($change->getType(), $change->getPath(), $change->getTargetPath());
-			} else {
-				return $callback($change->getType(), $change->getPath());
-			}
-		});
-	}
-
-	public function notify($path) {
-		$path = '/' . ltrim($path, '/');
-		$shareNotifyHandler = $this->share->notify($this->buildPath($path));
-		return new SMBNotifyHandler($shareNotifyHandler, $this->root);
-	}
+    /**
+     * @var \Icewind\SMB\Server
+     */
+    protected $server;
+
+    /**
+     * @var \Icewind\SMB\Share
+     */
+    protected $share;
+
+    /**
+     * @var string
+     */
+    protected $root;
+
+    /**
+     * @var \Icewind\SMB\FileInfo[]
+     */
+    protected $statCache;
+
+    public function __construct($params) {
+        if (isset($params['host']) && isset($params['user']) && isset($params['password']) && isset($params['share'])) {
+            if (Server::NativeAvailable()) {
+                $this->server = new NativeServer($params['host'], $params['user'], $params['password']);
+            } else {
+                $this->server = new Server($params['host'], $params['user'], $params['password']);
+            }
+            $this->share = $this->server->getShare(trim($params['share'], '/'));
+
+            $this->root = $params['root'] ?? '/';
+            $this->root = '/' . ltrim($this->root, '/');
+            $this->root = rtrim($this->root, '/') . '/';
+        } else {
+            throw new \Exception('Invalid configuration');
+        }
+        $this->statCache = new CappedMemoryCache();
+        parent::__construct($params);
+    }
+
+    /**
+     * @return string
+     */
+    public function getId() {
+        // FIXME: double slash to keep compatible with the old storage ids,
+        // failure to do so will lead to creation of a new storage id and
+        // loss of shares from the storage
+        return 'smb::' . $this->server->getUser() . '@' . $this->server->getHost() . '//' . $this->share->getName() . '/' . $this->root;
+    }
+
+    /**
+     * @param string $path
+     * @return string
+     */
+    protected function buildPath($path) {
+        return Filesystem::normalizePath($this->root . '/' . $path, true, false, true);
+    }
+
+    protected function relativePath($fullPath) {
+        if ($fullPath === $this->root) {
+            return '';
+        } else if (substr($fullPath, 0, strlen($this->root)) === $this->root) {
+            return substr($fullPath, strlen($this->root));
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * @param string $path
+     * @return \Icewind\SMB\IFileInfo
+     * @throws StorageNotAvailableException
+     */
+    protected function getFileInfo($path) {
+        try {
+            $path = $this->buildPath($path);
+            if (!isset($this->statCache[$path])) {
+                $this->statCache[$path] = $this->share->stat($path);
+            }
+            return $this->statCache[$path];
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    /**
+     * @param string $path
+     * @return \Icewind\SMB\IFileInfo[]
+     * @throws StorageNotAvailableException
+     */
+    protected function getFolderContents($path) {
+        try {
+            $path = $this->buildPath($path);
+            $files = $this->share->dir($path);
+            foreach ($files as $file) {
+                $this->statCache[$path . '/' . $file->getName()] = $file;
+            }
+            return array_filter($files, function (IFileInfo $file) {
+                try {
+                    return !$file->isHidden();
+                } catch (ForbiddenException $e) {
+                    return false;
+                } catch (NotFoundException $e) {
+                    return false;
+                }
+            });
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    /**
+     * @param \Icewind\SMB\IFileInfo $info
+     * @return array
+     */
+    protected function formatInfo($info) {
+        $result = [
+            'size' => $info->getSize(),
+            'mtime' => $info->getMTime(),
+        ];
+        if ($info->isDirectory()) {
+            $result['type'] = 'dir';
+        } else {
+            $result['type'] = 'file';
+        }
+        return $result;
+    }
+
+    /**
+     * Rename the files. If the source or the target is the root, the rename won't happen.
+     *
+     * @param string $source the old name of the path
+     * @param string $target the new name of the path
+     * @return bool true if the rename is successful, false otherwise
+     */
+    public function rename($source, $target) {
+        if ($this->isRootDir($source) || $this->isRootDir($target)) {
+            return false;
+        }
+
+        $absoluteSource = $this->buildPath($source);
+        $absoluteTarget = $this->buildPath($target);
+        try {
+            $result = $this->share->rename($absoluteSource, $absoluteTarget);
+        } catch (AlreadyExistsException $e) {
+            $this->remove($target);
+            $result = $this->share->rename($absoluteSource, $absoluteTarget);
+        } catch (\Exception $e) {
+            \OC::$server->getLogger()->logException($e, ['level' => ILogger::WARN]);
+            return false;
+        }
+        unset($this->statCache[$absoluteSource], $this->statCache[$absoluteTarget]);
+        return $result;
+    }
+
+    public function stat($path) {
+        try {
+            $result = $this->formatInfo($this->getFileInfo($path));
+        } catch (ForbiddenException $e) {
+            return false;
+        } catch (NotFoundException $e) {
+            return false;
+        }
+        if ($this->remoteIsShare() && $this->isRootDir($path)) {
+            $result['mtime'] = $this->shareMTime();
+        }
+        return $result;
+    }
+
+    /**
+     * get the best guess for the modification time of the share
+     *
+     * @return int
+     */
+    private function shareMTime() {
+        $highestMTime = 0;
+        $files = $this->share->dir($this->root);
+        foreach ($files as $fileInfo) {
+            try {
+                if ($fileInfo->getMTime() > $highestMTime) {
+                    $highestMTime = $fileInfo->getMTime();
+                }
+            } catch (NotFoundException $e) {
+                // Ignore this, can happen on unavailable DFS shares
+            }
+        }
+        return $highestMTime;
+    }
+
+    /**
+     * Check if the path is our root dir (not the smb one)
+     *
+     * @param string $path the path
+     * @return bool
+     */
+    private function isRootDir($path) {
+        return $path === '' || $path === '/' || $path === '.';
+    }
+
+    /**
+     * Check if our root points to a smb share
+     *
+     * @return bool true if our root points to a share false otherwise
+     */
+    private function remoteIsShare() {
+        return $this->share->getName() && (!$this->root || $this->root === '/');
+    }
+
+    /**
+     * @param string $path
+     * @return bool
+     */
+    public function unlink($path) {
+        if ($this->isRootDir($path)) {
+            return false;
+        }
+
+        try {
+            if ($this->is_dir($path)) {
+                return $this->rmdir($path);
+            } else {
+                $path = $this->buildPath($path);
+                unset($this->statCache[$path]);
+                $this->share->del($path);
+                return true;
+            }
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    /**
+     * check if a file or folder has been updated since $time
+     *
+     * @param string $path
+     * @param int $time
+     * @return bool
+     */
+    public function hasUpdated($path, $time) {
+        if (!$path and $this->root === '/') {
+            // mtime doesn't work for shares, but giving the nature of the backend,
+            // doing a full update is still just fast enough
+            return true;
+        } else {
+            $actualTime = $this->filemtime($path);
+            return $actualTime > $time;
+        }
+    }
+
+    /**
+     * @param string $path
+     * @param string $mode
+     * @return resource|false
+     */
+    public function fopen($path, $mode) {
+        $fullPath = $this->buildPath($path);
+        try {
+            switch ($mode) {
+                case 'r':
+                case 'rb':
+                    if (!$this->file_exists($path)) {
+                        return false;
+                    }
+                    return $this->share->read($fullPath);
+                case 'w':
+                case 'wb':
+                    $source = $this->share->write($fullPath);
+                    return CallBackWrapper::wrap($source, null, null, function () use ($fullPath) {
+                        unset($this->statCache[$fullPath]);
+                    });
+                case 'a':
+                case 'ab':
+                case 'r+':
+                case 'w+':
+                case 'wb+':
+                case 'a+':
+                case 'x':
+                case 'x+':
+                case 'c':
+                case 'c+':
+                    //emulate these
+                    if (strrpos($path, '.') !== false) {
+                        $ext = substr($path, strrpos($path, '.'));
+                    } else {
+                        $ext = '';
+                    }
+                    if ($this->file_exists($path)) {
+                        if (!$this->isUpdatable($path)) {
+                            return false;
+                        }
+                        $tmpFile = $this->getCachedFile($path);
+                    } else {
+                        if (!$this->isCreatable(dirname($path))) {
+                            return false;
+                        }
+                        $tmpFile = \OC::$server->getTempManager()->getTemporaryFile($ext);
+                    }
+                    $source = fopen($tmpFile, $mode);
+                    $share = $this->share;
+                    return CallbackWrapper::wrap($source, null, null, function () use ($tmpFile, $fullPath, $share) {
+                        unset($this->statCache[$fullPath]);
+                        $share->put($tmpFile, $fullPath);
+                        unlink($tmpFile);
+                    });
+            }
+            return false;
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    public function rmdir($path) {
+        if ($this->isRootDir($path)) {
+            return false;
+        }
+
+        try {
+            $this->statCache = array();
+            $content = $this->share->dir($this->buildPath($path));
+            foreach ($content as $file) {
+                if ($file->isDirectory()) {
+                    $this->rmdir($path . '/' . $file->getName());
+                } else {
+                    $this->share->del($file->getPath());
+                }
+            }
+            $this->share->rmdir($this->buildPath($path));
+            return true;
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    public function touch($path, $time = null) {
+        try {
+            if (!$this->file_exists($path)) {
+                $fh = $this->share->write($this->buildPath($path));
+                fclose($fh);
+                return true;
+            }
+            return false;
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    public function opendir($path) {
+        try {
+            $files = $this->getFolderContents($path);
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        }
+        $names = array_map(function ($info) {
+            /** @var \Icewind\SMB\IFileInfo $info */
+            return $info->getName();
+        }, $files);
+        return IteratorDirectory::wrap($names);
+    }
+
+    public function filetype($path) {
+        try {
+            return $this->getFileInfo($path)->isDirectory() ? 'dir' : 'file';
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        }
+    }
+
+    public function mkdir($path) {
+        $path = $this->buildPath($path);
+        try {
+            $this->share->mkdir($path);
+            return true;
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        } catch (Exception $e) {
+            return false;
+        }
+    }
+
+    public function file_exists($path) {
+        try {
+            $this->getFileInfo($path);
+            return true;
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        } catch (ConnectException $e) {
+            throw new StorageNotAvailableException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    public function isReadable($path) {
+        try {
+            $info = $this->getFileInfo($path);
+            return !$info->isHidden();
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        }
+    }
+
+    public function isUpdatable($path) {
+        try {
+            $info = $this->getFileInfo($path);
+            // following windows behaviour for read-only folders: they can be written into
+            // (https://support.microsoft.com/en-us/kb/326549 - "cause" section)
+            return !$info->isHidden() && (!$info->isReadOnly() || $this->is_dir($path));
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        }
+    }
+
+    public function isDeletable($path) {
+        try {
+            $info = $this->getFileInfo($path);
+            return !$info->isHidden() && !$info->isReadOnly();
+        } catch (NotFoundException $e) {
+            return false;
+        } catch (ForbiddenException $e) {
+            return false;
+        }
+    }
+
+    /**
+     * check if smbclient is installed
+     */
+    public static function checkDependencies() {
+        return (
+            (bool)\OC_Helper::findBinaryPath('smbclient')
+            || Server::NativeAvailable()
+        ) ? true : ['smbclient'];
+    }
+
+    /**
+     * Test a storage for availability
+     *
+     * @return bool
+     */
+    public function test() {
+        try {
+            return parent::test();
+        } catch (Exception $e) {
+            return false;
+        }
+    }
+
+    public function listen($path, callable $callback) {
+        $this->notify($path)->listen(function (IChange $change) use ($callback) {
+            if ($change instanceof IRenameChange) {
+                return $callback($change->getType(), $change->getPath(), $change->getTargetPath());
+            } else {
+                return $callback($change->getType(), $change->getPath());
+            }
+        });
+    }
+
+    public function notify($path) {
+        $path = '/' . ltrim($path, '/');
+        $shareNotifyHandler = $this->share->notify($this->buildPath($path));
+        return new SMBNotifyHandler($shareNotifyHandler, $this->root);
+    }
 }

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

Unused Use Statements -1 removed lines

@@ -36,7 +36,6 @@
 use OCP\Http\Client\IClientService;
 use OCP\IConfig;
 use OCP\ILogger;
-use OCP\Util;
 
 abstract class Fetcher {
 	const INVALIDATE_AFTER_SECONDS = 300;

Indentation +158 added lines, -158 removed lines

@@ -39,162 +39,162 @@
 use OCP\Util;
 
 abstract class Fetcher {
-	const INVALIDATE_AFTER_SECONDS = 300;
-
-	/** @var IAppData */
-	protected $appData;
-	/** @var IClientService */
-	protected $clientService;
-	/** @var ITimeFactory */
-	protected $timeFactory;
-	/** @var IConfig */
-	protected $config;
-	/** @var Ilogger */
-	protected $logger;
-	/** @var string */
-	protected $fileName;
-	/** @var string */
-	protected $endpointUrl;
-	/** @var string */
-	protected $version;
-
-	/**
-	 * @param Factory $appDataFactory
-	 * @param IClientService $clientService
-	 * @param ITimeFactory $timeFactory
-	 * @param IConfig $config
-	 * @param ILogger $logger
-	 */
-	public function __construct(Factory $appDataFactory,
-								IClientService $clientService,
-								ITimeFactory $timeFactory,
-								IConfig $config,
-								ILogger $logger) {
-		$this->appData = $appDataFactory->get('appstore');
-		$this->clientService = $clientService;
-		$this->timeFactory = $timeFactory;
-		$this->config = $config;
-		$this->logger = $logger;
-	}
-
-	/**
-	 * Fetches the response from the server
-	 *
-	 * @param string $ETag
-	 * @param string $content
-	 *
-	 * @return array
-	 */
-	protected function fetch($ETag, $content) {
-		$appstoreenabled = $this->config->getSystemValue('appstoreenabled', true);
-
-		if (!$appstoreenabled) {
-			return [];
-		}
-
-		$options = [
-			'timeout' => 10,
-		];
-
-		if ($ETag !== '') {
-			$options['headers'] = [
-				'If-None-Match' => $ETag,
-			];
-		}
-
-		$client = $this->clientService->newClient();
-		$response = $client->get($this->endpointUrl, $options);
-
-		$responseJson = [];
-		if ($response->getStatusCode() === Http::STATUS_NOT_MODIFIED) {
-			$responseJson['data'] = json_decode($content, true);
-		} else {
-			$responseJson['data'] = json_decode($response->getBody(), true);
-			$ETag = $response->getHeader('ETag');
-		}
-
-		$responseJson['timestamp'] = $this->timeFactory->getTime();
-		$responseJson['ncversion'] = $this->getVersion();
-		if ($ETag !== '') {
-			$responseJson['ETag'] = $ETag;
-		}
-
-		return $responseJson;
-	}
-
-	/**
-	 * Returns the array with the categories on the appstore server
-	 *
-	 * @return array
-	 */
-	public function get() {
-		$appstoreenabled = $this->config->getSystemValue('appstoreenabled', true);
-		$internetavailable = $this->config->getSystemValue('has_internet_connection', true);
-
-		if (!$appstoreenabled || !$internetavailable) {
-			return [];
-		}
-
-		$rootFolder = $this->appData->getFolder('/');
-
-		$ETag = '';
-		$content = '';
-
-		try {
-			// File does already exists
-			$file = $rootFolder->getFile($this->fileName);
-			$jsonBlob = json_decode($file->getContent(), true);
-			if (is_array($jsonBlob)) {
-
-				// No caching when the version has been updated
-				if (isset($jsonBlob['ncversion']) && $jsonBlob['ncversion'] === $this->getVersion()) {
-
-					// If the timestamp is older than 300 seconds request the files new
-					if ((int)$jsonBlob['timestamp'] > ($this->timeFactory->getTime() - self::INVALIDATE_AFTER_SECONDS)) {
-						return $jsonBlob['data'];
-					}
-
-					if (isset($jsonBlob['ETag'])) {
-						$ETag = $jsonBlob['ETag'];
-						$content = json_encode($jsonBlob['data']);
-					}
-				}
-			}
-		} catch (NotFoundException $e) {
-			// File does not already exists
-			$file = $rootFolder->newFile($this->fileName);
-		}
-
-		// Refresh the file content
-		try {
-			$responseJson = $this->fetch($ETag, $content);
-			$file->putContent(json_encode($responseJson));
-			return json_decode($file->getContent(), true)['data'];
-		} catch (ConnectException $e) {
-			$this->logger->logException($e, ['app' => 'appstoreFetcher', 'level' => ILogger::INFO, 'message' => 'Could not connect to appstore']);
-			return [];
-		} catch (\Exception $e) {
-			$this->logger->logException($e, ['app' => 'appstoreFetcher', 'level' => ILogger::INFO]);
-			return [];
-		}
-	}
-
-	/**
-	 * Get the currently Nextcloud version
-	 * @return string
-	 */
-	protected function getVersion() {
-		if ($this->version === null) {
-			$this->version = $this->config->getSystemValue('version', '0.0.0');
-		}
-		return $this->version;
-	}
-
-	/**
-	 * Set the current Nextcloud version
-	 * @param string $version
-	 */
-	public function setVersion(string $version) {
-		$this->version = $version;
-	}
+    const INVALIDATE_AFTER_SECONDS = 300;
+
+    /** @var IAppData */
+    protected $appData;
+    /** @var IClientService */
+    protected $clientService;
+    /** @var ITimeFactory */
+    protected $timeFactory;
+    /** @var IConfig */
+    protected $config;
+    /** @var Ilogger */
+    protected $logger;
+    /** @var string */
+    protected $fileName;
+    /** @var string */
+    protected $endpointUrl;
+    /** @var string */
+    protected $version;
+
+    /**
+     * @param Factory $appDataFactory
+     * @param IClientService $clientService
+     * @param ITimeFactory $timeFactory
+     * @param IConfig $config
+     * @param ILogger $logger
+     */
+    public function __construct(Factory $appDataFactory,
+                                IClientService $clientService,
+                                ITimeFactory $timeFactory,
+                                IConfig $config,
+                                ILogger $logger) {
+        $this->appData = $appDataFactory->get('appstore');
+        $this->clientService = $clientService;
+        $this->timeFactory = $timeFactory;
+        $this->config = $config;
+        $this->logger = $logger;
+    }
+
+    /**
+     * Fetches the response from the server
+     *
+     * @param string $ETag
+     * @param string $content
+     *
+     * @return array
+     */
+    protected function fetch($ETag, $content) {
+        $appstoreenabled = $this->config->getSystemValue('appstoreenabled', true);
+
+        if (!$appstoreenabled) {
+            return [];
+        }
+
+        $options = [
+            'timeout' => 10,
+        ];
+
+        if ($ETag !== '') {
+            $options['headers'] = [
+                'If-None-Match' => $ETag,
+            ];
+        }
+
+        $client = $this->clientService->newClient();
+        $response = $client->get($this->endpointUrl, $options);
+
+        $responseJson = [];
+        if ($response->getStatusCode() === Http::STATUS_NOT_MODIFIED) {
+            $responseJson['data'] = json_decode($content, true);
+        } else {
+            $responseJson['data'] = json_decode($response->getBody(), true);
+            $ETag = $response->getHeader('ETag');
+        }
+
+        $responseJson['timestamp'] = $this->timeFactory->getTime();
+        $responseJson['ncversion'] = $this->getVersion();
+        if ($ETag !== '') {
+            $responseJson['ETag'] = $ETag;
+        }
+
+        return $responseJson;
+    }
+
+    /**
+     * Returns the array with the categories on the appstore server
+     *
+     * @return array
+     */
+    public function get() {
+        $appstoreenabled = $this->config->getSystemValue('appstoreenabled', true);
+        $internetavailable = $this->config->getSystemValue('has_internet_connection', true);
+
+        if (!$appstoreenabled || !$internetavailable) {
+            return [];
+        }
+
+        $rootFolder = $this->appData->getFolder('/');
+
+        $ETag = '';
+        $content = '';
+
+        try {
+            // File does already exists
+            $file = $rootFolder->getFile($this->fileName);
+            $jsonBlob = json_decode($file->getContent(), true);
+            if (is_array($jsonBlob)) {
+
+                // No caching when the version has been updated
+                if (isset($jsonBlob['ncversion']) && $jsonBlob['ncversion'] === $this->getVersion()) {
+
+                    // If the timestamp is older than 300 seconds request the files new
+                    if ((int)$jsonBlob['timestamp'] > ($this->timeFactory->getTime() - self::INVALIDATE_AFTER_SECONDS)) {
+                        return $jsonBlob['data'];
+                    }
+
+                    if (isset($jsonBlob['ETag'])) {
+                        $ETag = $jsonBlob['ETag'];
+                        $content = json_encode($jsonBlob['data']);
+                    }
+                }
+            }
+        } catch (NotFoundException $e) {
+            // File does not already exists
+            $file = $rootFolder->newFile($this->fileName);
+        }
+
+        // Refresh the file content
+        try {
+            $responseJson = $this->fetch($ETag, $content);
+            $file->putContent(json_encode($responseJson));
+            return json_decode($file->getContent(), true)['data'];
+        } catch (ConnectException $e) {
+            $this->logger->logException($e, ['app' => 'appstoreFetcher', 'level' => ILogger::INFO, 'message' => 'Could not connect to appstore']);
+            return [];
+        } catch (\Exception $e) {
+            $this->logger->logException($e, ['app' => 'appstoreFetcher', 'level' => ILogger::INFO]);
+            return [];
+        }
+    }
+
+    /**
+     * Get the currently Nextcloud version
+     * @return string
+     */
+    protected function getVersion() {
+        if ($this->version === null) {
+            $this->version = $this->config->getSystemValue('version', '0.0.0');
+        }
+        return $this->version;
+    }
+
+    /**
+     * Set the current Nextcloud version
+     * @param string $version
+     */
+    public function setVersion(string $version) {
+        $this->version = $version;
+    }
 }

lib/private/Files/Storage/DAV.php

Unused Use Statements -1 removed lines

@@ -34,7 +34,6 @@
 namespace OC\Files\Storage;
 
 use Exception;
-use GuzzleHttp\Exception\RequestException;
 use OCP\ILogger;
 use Psr\Http\Message\ResponseInterface;
 use Icewind\Streams\CallbackWrapper;

Indentation +796 added lines, -796 removed lines

@@ -58,801 +58,801 @@
  * @package OC\Files\Storage
  */
 class DAV extends Common {
-	/** @var string */
-	protected $password;
-	/** @var string */
-	protected $user;
-	/** @var string */
-	protected $authType;
-	/** @var string */
-	protected $host;
-	/** @var bool */
-	protected $secure;
-	/** @var string */
-	protected $root;
-	/** @var string */
-	protected $certPath;
-	/** @var bool */
-	protected $ready;
-	/** @var Client */
-	protected $client;
-	/** @var ArrayCache */
-	protected $statCache;
-	/** @var \OCP\Http\Client\IClientService */
-	protected $httpClientService;
-
-	/**
-	 * @param array $params
-	 * @throws \Exception
-	 */
-	public function __construct($params) {
-		$this->statCache = new ArrayCache();
-		$this->httpClientService = \OC::$server->getHTTPClientService();
-		if (isset($params['host']) && isset($params['user']) && isset($params['password'])) {
-			$host = $params['host'];
-			//remove leading http[s], will be generated in createBaseUri()
-			if (substr($host, 0, 8) == "https://") $host = substr($host, 8);
-			else if (substr($host, 0, 7) == "http://") $host = substr($host, 7);
-			$this->host = $host;
-			$this->user = $params['user'];
-			$this->password = $params['password'];
-			if (isset($params['authType'])) {
-				$this->authType = $params['authType'];
-			}
-			if (isset($params['secure'])) {
-				if (is_string($params['secure'])) {
-					$this->secure = ($params['secure'] === 'true');
-				} else {
-					$this->secure = (bool)$params['secure'];
-				}
-			} else {
-				$this->secure = false;
-			}
-			if ($this->secure === true) {
-				// inject mock for testing
-				$certManager = \OC::$server->getCertificateManager();
-				if (is_null($certManager)) { //no user
-					$certManager = \OC::$server->getCertificateManager(null);
-				}
-				$certPath = $certManager->getAbsoluteBundlePath();
-				if (file_exists($certPath)) {
-					$this->certPath = $certPath;
-				}
-			}
-			$this->root = $params['root'] ?? '/';
-			$this->root = '/' . ltrim($this->root, '/');
-			$this->root = rtrim($this->root, '/') . '/';
-		} else {
-			throw new \Exception('Invalid webdav storage configuration');
-		}
-	}
-
-	protected function init() {
-		if ($this->ready) {
-			return;
-		}
-		$this->ready = true;
-
-		$settings = [
-			'baseUri' => $this->createBaseUri(),
-			'userName' => $this->user,
-			'password' => $this->password,
-		];
-		if (isset($this->authType)) {
-			$settings['authType'] = $this->authType;
-		}
-
-		$proxy = \OC::$server->getConfig()->getSystemValue('proxy', '');
-		if ($proxy !== '') {
-			$settings['proxy'] = $proxy;
-		}
-
-		$this->client = new Client($settings);
-		$this->client->setThrowExceptions(true);
-		if ($this->secure === true && $this->certPath) {
-			$this->client->addCurlSetting(CURLOPT_CAINFO, $this->certPath);
-		}
-	}
-
-	/**
-	 * Clear the stat cache
-	 */
-	public function clearStatCache() {
-		$this->statCache->clear();
-	}
-
-	/** {@inheritdoc} */
-	public function getId() {
-		return 'webdav::' . $this->user . '@' . $this->host . '/' . $this->root;
-	}
-
-	/** {@inheritdoc} */
-	public function createBaseUri() {
-		$baseUri = 'http';
-		if ($this->secure) {
-			$baseUri .= 's';
-		}
-		$baseUri .= '://' . $this->host . $this->root;
-		return $baseUri;
-	}
-
-	/** {@inheritdoc} */
-	public function mkdir($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		$result = $this->simpleResponse('MKCOL', $path, null, 201);
-		if ($result) {
-			$this->statCache->set($path, true);
-		}
-		return $result;
-	}
-
-	/** {@inheritdoc} */
-	public function rmdir($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		// FIXME: some WebDAV impl return 403 when trying to DELETE
-		// a non-empty folder
-		$result = $this->simpleResponse('DELETE', $path . '/', null, 204);
-		$this->statCache->clear($path . '/');
-		$this->statCache->remove($path);
-		return $result;
-	}
-
-	/** {@inheritdoc} */
-	public function opendir($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		try {
-			$response = $this->client->propFind(
-				$this->encodePath($path),
-				['{DAV:}href'],
-				1
-			);
-			if ($response === false) {
-				return false;
-			}
-			$content = [];
-			$files = array_keys($response);
-			array_shift($files); //the first entry is the current directory
-
-			if (!$this->statCache->hasKey($path)) {
-				$this->statCache->set($path, true);
-			}
-			foreach ($files as $file) {
-				$file = urldecode($file);
-				// do not store the real entry, we might not have all properties
-				if (!$this->statCache->hasKey($path)) {
-					$this->statCache->set($file, true);
-				}
-				$file = basename($file);
-				$content[] = $file;
-			}
-			return IteratorDirectory::wrap($content);
-		} catch (\Exception $e) {
-			$this->convertException($e, $path);
-		}
-		return false;
-	}
-
-	/**
-	 * Propfind call with cache handling.
-	 *
-	 * First checks if information is cached.
-	 * If not, request it from the server then store to cache.
-	 *
-	 * @param string $path path to propfind
-	 *
-	 * @return array|boolean propfind response or false if the entry was not found
-	 *
-	 * @throws ClientHttpException
-	 */
-	protected function propfind($path) {
-		$path = $this->cleanPath($path);
-		$cachedResponse = $this->statCache->get($path);
-		// we either don't know it, or we know it exists but need more details
-		if (is_null($cachedResponse) || $cachedResponse === true) {
-			$this->init();
-			try {
-				$response = $this->client->propFind(
-					$this->encodePath($path),
-					array(
-						'{DAV:}getlastmodified',
-						'{DAV:}getcontentlength',
-						'{DAV:}getcontenttype',
-						'{http://owncloud.org/ns}permissions',
-						'{http://open-collaboration-services.org/ns}share-permissions',
-						'{DAV:}resourcetype',
-						'{DAV:}getetag',
-					)
-				);
-				$this->statCache->set($path, $response);
-			} catch (ClientHttpException $e) {
-				if ($e->getHttpStatus() === 404) {
-					$this->statCache->clear($path . '/');
-					$this->statCache->set($path, false);
-					return false;
-				}
-				$this->convertException($e, $path);
-			} catch (\Exception $e) {
-				$this->convertException($e, $path);
-			}
-		} else {
-			$response = $cachedResponse;
-		}
-		return $response;
-	}
-
-	/** {@inheritdoc} */
-	public function filetype($path) {
-		try {
-			$response = $this->propfind($path);
-			if ($response === false) {
-				return false;
-			}
-			$responseType = [];
-			if (isset($response["{DAV:}resourcetype"])) {
-				/** @var ResourceType[] $response */
-				$responseType = $response["{DAV:}resourcetype"]->getValue();
-			}
-			return (count($responseType) > 0 and $responseType[0] == "{DAV:}collection") ? 'dir' : 'file';
-		} catch (\Exception $e) {
-			$this->convertException($e, $path);
-		}
-		return false;
-	}
-
-	/** {@inheritdoc} */
-	public function file_exists($path) {
-		try {
-			$path = $this->cleanPath($path);
-			$cachedState = $this->statCache->get($path);
-			if ($cachedState === false) {
-				// we know the file doesn't exist
-				return false;
-			} else if (!is_null($cachedState)) {
-				return true;
-			}
-			// need to get from server
-			return ($this->propfind($path) !== false);
-		} catch (\Exception $e) {
-			$this->convertException($e, $path);
-		}
-		return false;
-	}
-
-	/** {@inheritdoc} */
-	public function unlink($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		$result = $this->simpleResponse('DELETE', $path, null, 204);
-		$this->statCache->clear($path . '/');
-		$this->statCache->remove($path);
-		return $result;
-	}
-
-	/** {@inheritdoc} */
-	public function fopen($path, $mode) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		switch ($mode) {
-			case 'r':
-			case 'rb':
-				try {
-					$response = $this->httpClientService
-						->newClient()
-						->get($this->createBaseUri() . $this->encodePath($path), [
-							'auth' => [$this->user, $this->password],
-							'stream' => true
-						]);
-				} catch (\GuzzleHttp\Exception\ClientException $e) {
-					if ($e->getResponse() instanceof ResponseInterface
-						&& $e->getResponse()->getStatusCode() === 404) {
-						return false;
-					} else {
-						throw $e;
-					}
-				}
-
-				if ($response->getStatusCode() !== Http::STATUS_OK) {
-					if ($response->getStatusCode() === Http::STATUS_LOCKED) {
-						throw new \OCP\Lock\LockedException($path);
-					} else {
-						Util::writeLog("webdav client", 'Guzzle get returned status code ' . $response->getStatusCode(), ILogger::ERROR);
-					}
-				}
-
-				return $response->getBody();
-			case 'w':
-			case 'wb':
-			case 'a':
-			case 'ab':
-			case 'r+':
-			case 'w+':
-			case 'wb+':
-			case 'a+':
-			case 'x':
-			case 'x+':
-			case 'c':
-			case 'c+':
-				//emulate these
-				$tempManager = \OC::$server->getTempManager();
-				if (strrpos($path, '.') !== false) {
-					$ext = substr($path, strrpos($path, '.'));
-				} else {
-					$ext = '';
-				}
-				if ($this->file_exists($path)) {
-					if (!$this->isUpdatable($path)) {
-						return false;
-					}
-					if ($mode === 'w' or $mode === 'w+') {
-						$tmpFile = $tempManager->getTemporaryFile($ext);
-					} else {
-						$tmpFile = $this->getCachedFile($path);
-					}
-				} else {
-					if (!$this->isCreatable(dirname($path))) {
-						return false;
-					}
-					$tmpFile = $tempManager->getTemporaryFile($ext);
-				}
-				$handle = fopen($tmpFile, $mode);
-				return CallbackWrapper::wrap($handle, null, null, function () use ($path, $tmpFile) {
-					$this->writeBack($tmpFile, $path);
-				});
-		}
-	}
-
-	/**
-	 * @param string $tmpFile
-	 */
-	public function writeBack($tmpFile, $path) {
-		$this->uploadFile($tmpFile, $path);
-		unlink($tmpFile);
-	}
-
-	/** {@inheritdoc} */
-	public function free_space($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		try {
-			// TODO: cacheable ?
-			$response = $this->client->propfind($this->encodePath($path), ['{DAV:}quota-available-bytes']);
-			if ($response === false) {
-				return FileInfo::SPACE_UNKNOWN;
-			}
-			if (isset($response['{DAV:}quota-available-bytes'])) {
-				return (int)$response['{DAV:}quota-available-bytes'];
-			} else {
-				return FileInfo::SPACE_UNKNOWN;
-			}
-		} catch (\Exception $e) {
-			return FileInfo::SPACE_UNKNOWN;
-		}
-	}
-
-	/** {@inheritdoc} */
-	public function touch($path, $mtime = null) {
-		$this->init();
-		if (is_null($mtime)) {
-			$mtime = time();
-		}
-		$path = $this->cleanPath($path);
-
-		// if file exists, update the mtime, else create a new empty file
-		if ($this->file_exists($path)) {
-			try {
-				$this->statCache->remove($path);
-				$this->client->proppatch($this->encodePath($path), ['{DAV:}lastmodified' => $mtime]);
-				// non-owncloud clients might not have accepted the property, need to recheck it
-				$response = $this->client->propfind($this->encodePath($path), ['{DAV:}getlastmodified'], 0);
-				if ($response === false) {
-					return false;
-				}
-				if (isset($response['{DAV:}getlastmodified'])) {
-					$remoteMtime = strtotime($response['{DAV:}getlastmodified']);
-					if ($remoteMtime !== $mtime) {
-						// server has not accepted the mtime
-						return false;
-					}
-				}
-			} catch (ClientHttpException $e) {
-				if ($e->getHttpStatus() === 501) {
-					return false;
-				}
-				$this->convertException($e, $path);
-				return false;
-			} catch (\Exception $e) {
-				$this->convertException($e, $path);
-				return false;
-			}
-		} else {
-			$this->file_put_contents($path, '');
-		}
-		return true;
-	}
-
-	/**
-	 * @param string $path
-	 * @param string $data
-	 * @return int
-	 */
-	public function file_put_contents($path, $data) {
-		$path = $this->cleanPath($path);
-		$result = parent::file_put_contents($path, $data);
-		$this->statCache->remove($path);
-		return $result;
-	}
-
-	/**
-	 * @param string $path
-	 * @param string $target
-	 */
-	protected function uploadFile($path, $target) {
-		$this->init();
-
-		// invalidate
-		$target = $this->cleanPath($target);
-		$this->statCache->remove($target);
-		$source = fopen($path, 'r');
-
-		$this->httpClientService
-			->newClient()
-			->put($this->createBaseUri() . $this->encodePath($target), [
-				'body' => $source,
-				'auth' => [$this->user, $this->password]
-			]);
-
-		$this->removeCachedFile($target);
-	}
-
-	/** {@inheritdoc} */
-	public function rename($path1, $path2) {
-		$this->init();
-		$path1 = $this->cleanPath($path1);
-		$path2 = $this->cleanPath($path2);
-		try {
-			// overwrite directory ?
-			if ($this->is_dir($path2)) {
-				// needs trailing slash in destination
-				$path2 = rtrim($path2, '/') . '/';
-			}
-			$this->client->request(
-				'MOVE',
-				$this->encodePath($path1),
-				null,
-				[
-					'Destination' => $this->createBaseUri() . $this->encodePath($path2),
-				]
-			);
-			$this->statCache->clear($path1 . '/');
-			$this->statCache->clear($path2 . '/');
-			$this->statCache->set($path1, false);
-			$this->statCache->set($path2, true);
-			$this->removeCachedFile($path1);
-			$this->removeCachedFile($path2);
-			return true;
-		} catch (\Exception $e) {
-			$this->convertException($e);
-		}
-		return false;
-	}
-
-	/** {@inheritdoc} */
-	public function copy($path1, $path2) {
-		$this->init();
-		$path1 = $this->cleanPath($path1);
-		$path2 = $this->cleanPath($path2);
-		try {
-			// overwrite directory ?
-			if ($this->is_dir($path2)) {
-				// needs trailing slash in destination
-				$path2 = rtrim($path2, '/') . '/';
-			}
-			$this->client->request(
-				'COPY',
-				$this->encodePath($path1),
-				null,
-				[
-					'Destination' => $this->createBaseUri() . $this->encodePath($path2),
-				]
-			);
-			$this->statCache->clear($path2 . '/');
-			$this->statCache->set($path2, true);
-			$this->removeCachedFile($path2);
-			return true;
-		} catch (\Exception $e) {
-			$this->convertException($e);
-		}
-		return false;
-	}
-
-	/** {@inheritdoc} */
-	public function stat($path) {
-		try {
-			$response = $this->propfind($path);
-			if (!$response) {
-				return false;
-			}
-			return [
-				'mtime' => strtotime($response['{DAV:}getlastmodified']),
-				'size' => (int)isset($response['{DAV:}getcontentlength']) ? $response['{DAV:}getcontentlength'] : 0,
-			];
-		} catch (\Exception $e) {
-			$this->convertException($e, $path);
-		}
-		return array();
-	}
-
-	/** {@inheritdoc} */
-	public function getMimeType($path) {
-		$remoteMimetype = $this->getMimeTypeFromRemote($path);
-		if ($remoteMimetype === 'application/octet-stream') {
-			return \OC::$server->getMimeTypeDetector()->detectPath($path);
-		} else {
-			return $remoteMimetype;
-		}
-	}
-
-	public function getMimeTypeFromRemote($path) {
-		try {
-			$response = $this->propfind($path);
-			if ($response === false) {
-				return false;
-			}
-			$responseType = [];
-			if (isset($response["{DAV:}resourcetype"])) {
-				/** @var ResourceType[] $response */
-				$responseType = $response["{DAV:}resourcetype"]->getValue();
-			}
-			$type = (count($responseType) > 0 and $responseType[0] == "{DAV:}collection") ? 'dir' : 'file';
-			if ($type == 'dir') {
-				return 'httpd/unix-directory';
-			} elseif (isset($response['{DAV:}getcontenttype'])) {
-				return $response['{DAV:}getcontenttype'];
-			} else {
-				return 'application/octet-stream';
-			}
-		} catch (\Exception $e) {
-			return false;
-		}
-	}
-
-	/**
-	 * @param string $path
-	 * @return string
-	 */
-	public function cleanPath($path) {
-		if ($path === '') {
-			return $path;
-		}
-		$path = Filesystem::normalizePath($path);
-		// remove leading slash
-		return substr($path, 1);
-	}
-
-	/**
-	 * URL encodes the given path but keeps the slashes
-	 *
-	 * @param string $path to encode
-	 * @return string encoded path
-	 */
-	protected function encodePath($path) {
-		// slashes need to stay
-		return str_replace('%2F', '/', rawurlencode($path));
-	}
-
-	/**
-	 * @param string $method
-	 * @param string $path
-	 * @param string|resource|null $body
-	 * @param int $expected
-	 * @return bool
-	 * @throws StorageInvalidException
-	 * @throws StorageNotAvailableException
-	 */
-	protected function simpleResponse($method, $path, $body, $expected) {
-		$path = $this->cleanPath($path);
-		try {
-			$response = $this->client->request($method, $this->encodePath($path), $body);
-			return $response['statusCode'] == $expected;
-		} catch (ClientHttpException $e) {
-			if ($e->getHttpStatus() === 404 && $method === 'DELETE') {
-				$this->statCache->clear($path . '/');
-				$this->statCache->set($path, false);
-				return false;
-			}
-
-			$this->convertException($e, $path);
-		} catch (\Exception $e) {
-			$this->convertException($e, $path);
-		}
-		return false;
-	}
-
-	/**
-	 * check if curl is installed
-	 */
-	public static function checkDependencies() {
-		return true;
-	}
-
-	/** {@inheritdoc} */
-	public function isUpdatable($path) {
-		return (bool)($this->getPermissions($path) & Constants::PERMISSION_UPDATE);
-	}
-
-	/** {@inheritdoc} */
-	public function isCreatable($path) {
-		return (bool)($this->getPermissions($path) & Constants::PERMISSION_CREATE);
-	}
-
-	/** {@inheritdoc} */
-	public function isSharable($path) {
-		return (bool)($this->getPermissions($path) & Constants::PERMISSION_SHARE);
-	}
-
-	/** {@inheritdoc} */
-	public function isDeletable($path) {
-		return (bool)($this->getPermissions($path) & Constants::PERMISSION_DELETE);
-	}
-
-	/** {@inheritdoc} */
-	public function getPermissions($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		$response = $this->propfind($path);
-		if ($response === false) {
-			return 0;
-		}
-		if (isset($response['{http://owncloud.org/ns}permissions'])) {
-			return $this->parsePermissions($response['{http://owncloud.org/ns}permissions']);
-		} else if ($this->is_dir($path)) {
-			return Constants::PERMISSION_ALL;
-		} else if ($this->file_exists($path)) {
-			return Constants::PERMISSION_ALL - Constants::PERMISSION_CREATE;
-		} else {
-			return 0;
-		}
-	}
-
-	/** {@inheritdoc} */
-	public function getETag($path) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		$response = $this->propfind($path);
-		if ($response === false) {
-			return null;
-		}
-		if (isset($response['{DAV:}getetag'])) {
-			return trim($response['{DAV:}getetag'], '"');
-		}
-		return parent::getEtag($path);
-	}
-
-	/**
-	 * @param string $permissionsString
-	 * @return int
-	 */
-	protected function parsePermissions($permissionsString) {
-		$permissions = Constants::PERMISSION_READ;
-		if (strpos($permissionsString, 'R') !== false) {
-			$permissions |= Constants::PERMISSION_SHARE;
-		}
-		if (strpos($permissionsString, 'D') !== false) {
-			$permissions |= Constants::PERMISSION_DELETE;
-		}
-		if (strpos($permissionsString, 'W') !== false) {
-			$permissions |= Constants::PERMISSION_UPDATE;
-		}
-		if (strpos($permissionsString, 'CK') !== false) {
-			$permissions |= Constants::PERMISSION_CREATE;
-			$permissions |= Constants::PERMISSION_UPDATE;
-		}
-		return $permissions;
-	}
-
-	/**
-	 * check if a file or folder has been updated since $time
-	 *
-	 * @param string $path
-	 * @param int $time
-	 * @throws \OCP\Files\StorageNotAvailableException
-	 * @return bool
-	 */
-	public function hasUpdated($path, $time) {
-		$this->init();
-		$path = $this->cleanPath($path);
-		try {
-			// force refresh for $path
-			$this->statCache->remove($path);
-			$response = $this->propfind($path);
-			if ($response === false) {
-				if ($path === '') {
-					// if root is gone it means the storage is not available
-					throw new StorageNotAvailableException('root is gone');
-				}
-				return false;
-			}
-			if (isset($response['{DAV:}getetag'])) {
-				$cachedData = $this->getCache()->get($path);
-				$etag = null;
-				if (isset($response['{DAV:}getetag'])) {
-					$etag = trim($response['{DAV:}getetag'], '"');
-				}
-				if (!empty($etag) && $cachedData['etag'] !== $etag) {
-					return true;
-				} else if (isset($response['{http://open-collaboration-services.org/ns}share-permissions'])) {
-					$sharePermissions = (int)$response['{http://open-collaboration-services.org/ns}share-permissions'];
-					return $sharePermissions !== $cachedData['permissions'];
-				} else if (isset($response['{http://owncloud.org/ns}permissions'])) {
-					$permissions = $this->parsePermissions($response['{http://owncloud.org/ns}permissions']);
-					return $permissions !== $cachedData['permissions'];
-				} else {
-					return false;
-				}
-			} else {
-				$remoteMtime = strtotime($response['{DAV:}getlastmodified']);
-				return $remoteMtime > $time;
-			}
-		} catch (ClientHttpException $e) {
-			if ($e->getHttpStatus() === 405) {
-				if ($path === '') {
-					// if root is gone it means the storage is not available
-					throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
-				}
-				return false;
-			}
-			$this->convertException($e, $path);
-			return false;
-		} catch (\Exception $e) {
-			$this->convertException($e, $path);
-			return false;
-		}
-	}
-
-	/**
-	 * Interpret the given exception and decide whether it is due to an
-	 * unavailable storage, invalid storage or other.
-	 * This will either throw StorageInvalidException, StorageNotAvailableException
-	 * or do nothing.
-	 *
-	 * @param Exception $e sabre exception
-	 * @param string $path optional path from the operation
-	 *
-	 * @throws StorageInvalidException if the storage is invalid, for example
-	 * when the authentication expired or is invalid
-	 * @throws StorageNotAvailableException if the storage is not available,
-	 * which might be temporary
-	 */
-	protected function convertException(Exception $e, $path = '') {
-		\OC::$server->getLogger()->logException($e, ['app' => 'files_external']);
-		if ($e instanceof ClientHttpException) {
-			if ($e->getHttpStatus() === Http::STATUS_LOCKED) {
-				throw new \OCP\Lock\LockedException($path);
-			}
-			if ($e->getHttpStatus() === Http::STATUS_UNAUTHORIZED) {
-				// either password was changed or was invalid all along
-				throw new StorageInvalidException(get_class($e) . ': ' . $e->getMessage());
-			} else if ($e->getHttpStatus() === Http::STATUS_METHOD_NOT_ALLOWED) {
-				// ignore exception for MethodNotAllowed, false will be returned
-				return;
-			}
-			throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
-		} else if ($e instanceof ClientException) {
-			// connection timeout or refused, server could be temporarily down
-			throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
-		} else if ($e instanceof \InvalidArgumentException) {
-			// parse error because the server returned HTML instead of XML,
-			// possibly temporarily down
-			throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
-		} else if (($e instanceof StorageNotAvailableException) || ($e instanceof StorageInvalidException)) {
-			// rethrow
-			throw $e;
-		}
-
-		// TODO: only log for now, but in the future need to wrap/rethrow exception
-	}
+    /** @var string */
+    protected $password;
+    /** @var string */
+    protected $user;
+    /** @var string */
+    protected $authType;
+    /** @var string */
+    protected $host;
+    /** @var bool */
+    protected $secure;
+    /** @var string */
+    protected $root;
+    /** @var string */
+    protected $certPath;
+    /** @var bool */
+    protected $ready;
+    /** @var Client */
+    protected $client;
+    /** @var ArrayCache */
+    protected $statCache;
+    /** @var \OCP\Http\Client\IClientService */
+    protected $httpClientService;
+
+    /**
+     * @param array $params
+     * @throws \Exception
+     */
+    public function __construct($params) {
+        $this->statCache = new ArrayCache();
+        $this->httpClientService = \OC::$server->getHTTPClientService();
+        if (isset($params['host']) && isset($params['user']) && isset($params['password'])) {
+            $host = $params['host'];
+            //remove leading http[s], will be generated in createBaseUri()
+            if (substr($host, 0, 8) == "https://") $host = substr($host, 8);
+            else if (substr($host, 0, 7) == "http://") $host = substr($host, 7);
+            $this->host = $host;
+            $this->user = $params['user'];
+            $this->password = $params['password'];
+            if (isset($params['authType'])) {
+                $this->authType = $params['authType'];
+            }
+            if (isset($params['secure'])) {
+                if (is_string($params['secure'])) {
+                    $this->secure = ($params['secure'] === 'true');
+                } else {
+                    $this->secure = (bool)$params['secure'];
+                }
+            } else {
+                $this->secure = false;
+            }
+            if ($this->secure === true) {
+                // inject mock for testing
+                $certManager = \OC::$server->getCertificateManager();
+                if (is_null($certManager)) { //no user
+                    $certManager = \OC::$server->getCertificateManager(null);
+                }
+                $certPath = $certManager->getAbsoluteBundlePath();
+                if (file_exists($certPath)) {
+                    $this->certPath = $certPath;
+                }
+            }
+            $this->root = $params['root'] ?? '/';
+            $this->root = '/' . ltrim($this->root, '/');
+            $this->root = rtrim($this->root, '/') . '/';
+        } else {
+            throw new \Exception('Invalid webdav storage configuration');
+        }
+    }
+
+    protected function init() {
+        if ($this->ready) {
+            return;
+        }
+        $this->ready = true;
+
+        $settings = [
+            'baseUri' => $this->createBaseUri(),
+            'userName' => $this->user,
+            'password' => $this->password,
+        ];
+        if (isset($this->authType)) {
+            $settings['authType'] = $this->authType;
+        }
+
+        $proxy = \OC::$server->getConfig()->getSystemValue('proxy', '');
+        if ($proxy !== '') {
+            $settings['proxy'] = $proxy;
+        }
+
+        $this->client = new Client($settings);
+        $this->client->setThrowExceptions(true);
+        if ($this->secure === true && $this->certPath) {
+            $this->client->addCurlSetting(CURLOPT_CAINFO, $this->certPath);
+        }
+    }
+
+    /**
+     * Clear the stat cache
+     */
+    public function clearStatCache() {
+        $this->statCache->clear();
+    }
+
+    /** {@inheritdoc} */
+    public function getId() {
+        return 'webdav::' . $this->user . '@' . $this->host . '/' . $this->root;
+    }
+
+    /** {@inheritdoc} */
+    public function createBaseUri() {
+        $baseUri = 'http';
+        if ($this->secure) {
+            $baseUri .= 's';
+        }
+        $baseUri .= '://' . $this->host . $this->root;
+        return $baseUri;
+    }
+
+    /** {@inheritdoc} */
+    public function mkdir($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        $result = $this->simpleResponse('MKCOL', $path, null, 201);
+        if ($result) {
+            $this->statCache->set($path, true);
+        }
+        return $result;
+    }
+
+    /** {@inheritdoc} */
+    public function rmdir($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        // FIXME: some WebDAV impl return 403 when trying to DELETE
+        // a non-empty folder
+        $result = $this->simpleResponse('DELETE', $path . '/', null, 204);
+        $this->statCache->clear($path . '/');
+        $this->statCache->remove($path);
+        return $result;
+    }
+
+    /** {@inheritdoc} */
+    public function opendir($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        try {
+            $response = $this->client->propFind(
+                $this->encodePath($path),
+                ['{DAV:}href'],
+                1
+            );
+            if ($response === false) {
+                return false;
+            }
+            $content = [];
+            $files = array_keys($response);
+            array_shift($files); //the first entry is the current directory
+
+            if (!$this->statCache->hasKey($path)) {
+                $this->statCache->set($path, true);
+            }
+            foreach ($files as $file) {
+                $file = urldecode($file);
+                // do not store the real entry, we might not have all properties
+                if (!$this->statCache->hasKey($path)) {
+                    $this->statCache->set($file, true);
+                }
+                $file = basename($file);
+                $content[] = $file;
+            }
+            return IteratorDirectory::wrap($content);
+        } catch (\Exception $e) {
+            $this->convertException($e, $path);
+        }
+        return false;
+    }
+
+    /**
+     * Propfind call with cache handling.
+     *
+     * First checks if information is cached.
+     * If not, request it from the server then store to cache.
+     *
+     * @param string $path path to propfind
+     *
+     * @return array|boolean propfind response or false if the entry was not found
+     *
+     * @throws ClientHttpException
+     */
+    protected function propfind($path) {
+        $path = $this->cleanPath($path);
+        $cachedResponse = $this->statCache->get($path);
+        // we either don't know it, or we know it exists but need more details
+        if (is_null($cachedResponse) || $cachedResponse === true) {
+            $this->init();
+            try {
+                $response = $this->client->propFind(
+                    $this->encodePath($path),
+                    array(
+                        '{DAV:}getlastmodified',
+                        '{DAV:}getcontentlength',
+                        '{DAV:}getcontenttype',
+                        '{http://owncloud.org/ns}permissions',
+                        '{http://open-collaboration-services.org/ns}share-permissions',
+                        '{DAV:}resourcetype',
+                        '{DAV:}getetag',
+                    )
+                );
+                $this->statCache->set($path, $response);
+            } catch (ClientHttpException $e) {
+                if ($e->getHttpStatus() === 404) {
+                    $this->statCache->clear($path . '/');
+                    $this->statCache->set($path, false);
+                    return false;
+                }
+                $this->convertException($e, $path);
+            } catch (\Exception $e) {
+                $this->convertException($e, $path);
+            }
+        } else {
+            $response = $cachedResponse;
+        }
+        return $response;
+    }
+
+    /** {@inheritdoc} */
+    public function filetype($path) {
+        try {
+            $response = $this->propfind($path);
+            if ($response === false) {
+                return false;
+            }
+            $responseType = [];
+            if (isset($response["{DAV:}resourcetype"])) {
+                /** @var ResourceType[] $response */
+                $responseType = $response["{DAV:}resourcetype"]->getValue();
+            }
+            return (count($responseType) > 0 and $responseType[0] == "{DAV:}collection") ? 'dir' : 'file';
+        } catch (\Exception $e) {
+            $this->convertException($e, $path);
+        }
+        return false;
+    }
+
+    /** {@inheritdoc} */
+    public function file_exists($path) {
+        try {
+            $path = $this->cleanPath($path);
+            $cachedState = $this->statCache->get($path);
+            if ($cachedState === false) {
+                // we know the file doesn't exist
+                return false;
+            } else if (!is_null($cachedState)) {
+                return true;
+            }
+            // need to get from server
+            return ($this->propfind($path) !== false);
+        } catch (\Exception $e) {
+            $this->convertException($e, $path);
+        }
+        return false;
+    }
+
+    /** {@inheritdoc} */
+    public function unlink($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        $result = $this->simpleResponse('DELETE', $path, null, 204);
+        $this->statCache->clear($path . '/');
+        $this->statCache->remove($path);
+        return $result;
+    }
+
+    /** {@inheritdoc} */
+    public function fopen($path, $mode) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        switch ($mode) {
+            case 'r':
+            case 'rb':
+                try {
+                    $response = $this->httpClientService
+                        ->newClient()
+                        ->get($this->createBaseUri() . $this->encodePath($path), [
+                            'auth' => [$this->user, $this->password],
+                            'stream' => true
+                        ]);
+                } catch (\GuzzleHttp\Exception\ClientException $e) {
+                    if ($e->getResponse() instanceof ResponseInterface
+                        && $e->getResponse()->getStatusCode() === 404) {
+                        return false;
+                    } else {
+                        throw $e;
+                    }
+                }
+
+                if ($response->getStatusCode() !== Http::STATUS_OK) {
+                    if ($response->getStatusCode() === Http::STATUS_LOCKED) {
+                        throw new \OCP\Lock\LockedException($path);
+                    } else {
+                        Util::writeLog("webdav client", 'Guzzle get returned status code ' . $response->getStatusCode(), ILogger::ERROR);
+                    }
+                }
+
+                return $response->getBody();
+            case 'w':
+            case 'wb':
+            case 'a':
+            case 'ab':
+            case 'r+':
+            case 'w+':
+            case 'wb+':
+            case 'a+':
+            case 'x':
+            case 'x+':
+            case 'c':
+            case 'c+':
+                //emulate these
+                $tempManager = \OC::$server->getTempManager();
+                if (strrpos($path, '.') !== false) {
+                    $ext = substr($path, strrpos($path, '.'));
+                } else {
+                    $ext = '';
+                }
+                if ($this->file_exists($path)) {
+                    if (!$this->isUpdatable($path)) {
+                        return false;
+                    }
+                    if ($mode === 'w' or $mode === 'w+') {
+                        $tmpFile = $tempManager->getTemporaryFile($ext);
+                    } else {
+                        $tmpFile = $this->getCachedFile($path);
+                    }
+                } else {
+                    if (!$this->isCreatable(dirname($path))) {
+                        return false;
+                    }
+                    $tmpFile = $tempManager->getTemporaryFile($ext);
+                }
+                $handle = fopen($tmpFile, $mode);
+                return CallbackWrapper::wrap($handle, null, null, function () use ($path, $tmpFile) {
+                    $this->writeBack($tmpFile, $path);
+                });
+        }
+    }
+
+    /**
+     * @param string $tmpFile
+     */
+    public function writeBack($tmpFile, $path) {
+        $this->uploadFile($tmpFile, $path);
+        unlink($tmpFile);
+    }
+
+    /** {@inheritdoc} */
+    public function free_space($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        try {
+            // TODO: cacheable ?
+            $response = $this->client->propfind($this->encodePath($path), ['{DAV:}quota-available-bytes']);
+            if ($response === false) {
+                return FileInfo::SPACE_UNKNOWN;
+            }
+            if (isset($response['{DAV:}quota-available-bytes'])) {
+                return (int)$response['{DAV:}quota-available-bytes'];
+            } else {
+                return FileInfo::SPACE_UNKNOWN;
+            }
+        } catch (\Exception $e) {
+            return FileInfo::SPACE_UNKNOWN;
+        }
+    }
+
+    /** {@inheritdoc} */
+    public function touch($path, $mtime = null) {
+        $this->init();
+        if (is_null($mtime)) {
+            $mtime = time();
+        }
+        $path = $this->cleanPath($path);
+
+        // if file exists, update the mtime, else create a new empty file
+        if ($this->file_exists($path)) {
+            try {
+                $this->statCache->remove($path);
+                $this->client->proppatch($this->encodePath($path), ['{DAV:}lastmodified' => $mtime]);
+                // non-owncloud clients might not have accepted the property, need to recheck it
+                $response = $this->client->propfind($this->encodePath($path), ['{DAV:}getlastmodified'], 0);
+                if ($response === false) {
+                    return false;
+                }
+                if (isset($response['{DAV:}getlastmodified'])) {
+                    $remoteMtime = strtotime($response['{DAV:}getlastmodified']);
+                    if ($remoteMtime !== $mtime) {
+                        // server has not accepted the mtime
+                        return false;
+                    }
+                }
+            } catch (ClientHttpException $e) {
+                if ($e->getHttpStatus() === 501) {
+                    return false;
+                }
+                $this->convertException($e, $path);
+                return false;
+            } catch (\Exception $e) {
+                $this->convertException($e, $path);
+                return false;
+            }
+        } else {
+            $this->file_put_contents($path, '');
+        }
+        return true;
+    }
+
+    /**
+     * @param string $path
+     * @param string $data
+     * @return int
+     */
+    public function file_put_contents($path, $data) {
+        $path = $this->cleanPath($path);
+        $result = parent::file_put_contents($path, $data);
+        $this->statCache->remove($path);
+        return $result;
+    }
+
+    /**
+     * @param string $path
+     * @param string $target
+     */
+    protected function uploadFile($path, $target) {
+        $this->init();
+
+        // invalidate
+        $target = $this->cleanPath($target);
+        $this->statCache->remove($target);
+        $source = fopen($path, 'r');
+
+        $this->httpClientService
+            ->newClient()
+            ->put($this->createBaseUri() . $this->encodePath($target), [
+                'body' => $source,
+                'auth' => [$this->user, $this->password]
+            ]);
+
+        $this->removeCachedFile($target);
+    }
+
+    /** {@inheritdoc} */
+    public function rename($path1, $path2) {
+        $this->init();
+        $path1 = $this->cleanPath($path1);
+        $path2 = $this->cleanPath($path2);
+        try {
+            // overwrite directory ?
+            if ($this->is_dir($path2)) {
+                // needs trailing slash in destination
+                $path2 = rtrim($path2, '/') . '/';
+            }
+            $this->client->request(
+                'MOVE',
+                $this->encodePath($path1),
+                null,
+                [
+                    'Destination' => $this->createBaseUri() . $this->encodePath($path2),
+                ]
+            );
+            $this->statCache->clear($path1 . '/');
+            $this->statCache->clear($path2 . '/');
+            $this->statCache->set($path1, false);
+            $this->statCache->set($path2, true);
+            $this->removeCachedFile($path1);
+            $this->removeCachedFile($path2);
+            return true;
+        } catch (\Exception $e) {
+            $this->convertException($e);
+        }
+        return false;
+    }
+
+    /** {@inheritdoc} */
+    public function copy($path1, $path2) {
+        $this->init();
+        $path1 = $this->cleanPath($path1);
+        $path2 = $this->cleanPath($path2);
+        try {
+            // overwrite directory ?
+            if ($this->is_dir($path2)) {
+                // needs trailing slash in destination
+                $path2 = rtrim($path2, '/') . '/';
+            }
+            $this->client->request(
+                'COPY',
+                $this->encodePath($path1),
+                null,
+                [
+                    'Destination' => $this->createBaseUri() . $this->encodePath($path2),
+                ]
+            );
+            $this->statCache->clear($path2 . '/');
+            $this->statCache->set($path2, true);
+            $this->removeCachedFile($path2);
+            return true;
+        } catch (\Exception $e) {
+            $this->convertException($e);
+        }
+        return false;
+    }
+
+    /** {@inheritdoc} */
+    public function stat($path) {
+        try {
+            $response = $this->propfind($path);
+            if (!$response) {
+                return false;
+            }
+            return [
+                'mtime' => strtotime($response['{DAV:}getlastmodified']),
+                'size' => (int)isset($response['{DAV:}getcontentlength']) ? $response['{DAV:}getcontentlength'] : 0,
+            ];
+        } catch (\Exception $e) {
+            $this->convertException($e, $path);
+        }
+        return array();
+    }
+
+    /** {@inheritdoc} */
+    public function getMimeType($path) {
+        $remoteMimetype = $this->getMimeTypeFromRemote($path);
+        if ($remoteMimetype === 'application/octet-stream') {
+            return \OC::$server->getMimeTypeDetector()->detectPath($path);
+        } else {
+            return $remoteMimetype;
+        }
+    }
+
+    public function getMimeTypeFromRemote($path) {
+        try {
+            $response = $this->propfind($path);
+            if ($response === false) {
+                return false;
+            }
+            $responseType = [];
+            if (isset($response["{DAV:}resourcetype"])) {
+                /** @var ResourceType[] $response */
+                $responseType = $response["{DAV:}resourcetype"]->getValue();
+            }
+            $type = (count($responseType) > 0 and $responseType[0] == "{DAV:}collection") ? 'dir' : 'file';
+            if ($type == 'dir') {
+                return 'httpd/unix-directory';
+            } elseif (isset($response['{DAV:}getcontenttype'])) {
+                return $response['{DAV:}getcontenttype'];
+            } else {
+                return 'application/octet-stream';
+            }
+        } catch (\Exception $e) {
+            return false;
+        }
+    }
+
+    /**
+     * @param string $path
+     * @return string
+     */
+    public function cleanPath($path) {
+        if ($path === '') {
+            return $path;
+        }
+        $path = Filesystem::normalizePath($path);
+        // remove leading slash
+        return substr($path, 1);
+    }
+
+    /**
+     * URL encodes the given path but keeps the slashes
+     *
+     * @param string $path to encode
+     * @return string encoded path
+     */
+    protected function encodePath($path) {
+        // slashes need to stay
+        return str_replace('%2F', '/', rawurlencode($path));
+    }
+
+    /**
+     * @param string $method
+     * @param string $path
+     * @param string|resource|null $body
+     * @param int $expected
+     * @return bool
+     * @throws StorageInvalidException
+     * @throws StorageNotAvailableException
+     */
+    protected function simpleResponse($method, $path, $body, $expected) {
+        $path = $this->cleanPath($path);
+        try {
+            $response = $this->client->request($method, $this->encodePath($path), $body);
+            return $response['statusCode'] == $expected;
+        } catch (ClientHttpException $e) {
+            if ($e->getHttpStatus() === 404 && $method === 'DELETE') {
+                $this->statCache->clear($path . '/');
+                $this->statCache->set($path, false);
+                return false;
+            }
+
+            $this->convertException($e, $path);
+        } catch (\Exception $e) {
+            $this->convertException($e, $path);
+        }
+        return false;
+    }
+
+    /**
+     * check if curl is installed
+     */
+    public static function checkDependencies() {
+        return true;
+    }
+
+    /** {@inheritdoc} */
+    public function isUpdatable($path) {
+        return (bool)($this->getPermissions($path) & Constants::PERMISSION_UPDATE);
+    }
+
+    /** {@inheritdoc} */
+    public function isCreatable($path) {
+        return (bool)($this->getPermissions($path) & Constants::PERMISSION_CREATE);
+    }
+
+    /** {@inheritdoc} */
+    public function isSharable($path) {
+        return (bool)($this->getPermissions($path) & Constants::PERMISSION_SHARE);
+    }
+
+    /** {@inheritdoc} */
+    public function isDeletable($path) {
+        return (bool)($this->getPermissions($path) & Constants::PERMISSION_DELETE);
+    }
+
+    /** {@inheritdoc} */
+    public function getPermissions($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        $response = $this->propfind($path);
+        if ($response === false) {
+            return 0;
+        }
+        if (isset($response['{http://owncloud.org/ns}permissions'])) {
+            return $this->parsePermissions($response['{http://owncloud.org/ns}permissions']);
+        } else if ($this->is_dir($path)) {
+            return Constants::PERMISSION_ALL;
+        } else if ($this->file_exists($path)) {
+            return Constants::PERMISSION_ALL - Constants::PERMISSION_CREATE;
+        } else {
+            return 0;
+        }
+    }
+
+    /** {@inheritdoc} */
+    public function getETag($path) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        $response = $this->propfind($path);
+        if ($response === false) {
+            return null;
+        }
+        if (isset($response['{DAV:}getetag'])) {
+            return trim($response['{DAV:}getetag'], '"');
+        }
+        return parent::getEtag($path);
+    }
+
+    /**
+     * @param string $permissionsString
+     * @return int
+     */
+    protected function parsePermissions($permissionsString) {
+        $permissions = Constants::PERMISSION_READ;
+        if (strpos($permissionsString, 'R') !== false) {
+            $permissions |= Constants::PERMISSION_SHARE;
+        }
+        if (strpos($permissionsString, 'D') !== false) {
+            $permissions |= Constants::PERMISSION_DELETE;
+        }
+        if (strpos($permissionsString, 'W') !== false) {
+            $permissions |= Constants::PERMISSION_UPDATE;
+        }
+        if (strpos($permissionsString, 'CK') !== false) {
+            $permissions |= Constants::PERMISSION_CREATE;
+            $permissions |= Constants::PERMISSION_UPDATE;
+        }
+        return $permissions;
+    }
+
+    /**
+     * check if a file or folder has been updated since $time
+     *
+     * @param string $path
+     * @param int $time
+     * @throws \OCP\Files\StorageNotAvailableException
+     * @return bool
+     */
+    public function hasUpdated($path, $time) {
+        $this->init();
+        $path = $this->cleanPath($path);
+        try {
+            // force refresh for $path
+            $this->statCache->remove($path);
+            $response = $this->propfind($path);
+            if ($response === false) {
+                if ($path === '') {
+                    // if root is gone it means the storage is not available
+                    throw new StorageNotAvailableException('root is gone');
+                }
+                return false;
+            }
+            if (isset($response['{DAV:}getetag'])) {
+                $cachedData = $this->getCache()->get($path);
+                $etag = null;
+                if (isset($response['{DAV:}getetag'])) {
+                    $etag = trim($response['{DAV:}getetag'], '"');
+                }
+                if (!empty($etag) && $cachedData['etag'] !== $etag) {
+                    return true;
+                } else if (isset($response['{http://open-collaboration-services.org/ns}share-permissions'])) {
+                    $sharePermissions = (int)$response['{http://open-collaboration-services.org/ns}share-permissions'];
+                    return $sharePermissions !== $cachedData['permissions'];
+                } else if (isset($response['{http://owncloud.org/ns}permissions'])) {
+                    $permissions = $this->parsePermissions($response['{http://owncloud.org/ns}permissions']);
+                    return $permissions !== $cachedData['permissions'];
+                } else {
+                    return false;
+                }
+            } else {
+                $remoteMtime = strtotime($response['{DAV:}getlastmodified']);
+                return $remoteMtime > $time;
+            }
+        } catch (ClientHttpException $e) {
+            if ($e->getHttpStatus() === 405) {
+                if ($path === '') {
+                    // if root is gone it means the storage is not available
+                    throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
+                }
+                return false;
+            }
+            $this->convertException($e, $path);
+            return false;
+        } catch (\Exception $e) {
+            $this->convertException($e, $path);
+            return false;
+        }
+    }
+
+    /**
+     * Interpret the given exception and decide whether it is due to an
+     * unavailable storage, invalid storage or other.
+     * This will either throw StorageInvalidException, StorageNotAvailableException
+     * or do nothing.
+     *
+     * @param Exception $e sabre exception
+     * @param string $path optional path from the operation
+     *
+     * @throws StorageInvalidException if the storage is invalid, for example
+     * when the authentication expired or is invalid
+     * @throws StorageNotAvailableException if the storage is not available,
+     * which might be temporary
+     */
+    protected function convertException(Exception $e, $path = '') {
+        \OC::$server->getLogger()->logException($e, ['app' => 'files_external']);
+        if ($e instanceof ClientHttpException) {
+            if ($e->getHttpStatus() === Http::STATUS_LOCKED) {
+                throw new \OCP\Lock\LockedException($path);
+            }
+            if ($e->getHttpStatus() === Http::STATUS_UNAUTHORIZED) {
+                // either password was changed or was invalid all along
+                throw new StorageInvalidException(get_class($e) . ': ' . $e->getMessage());
+            } else if ($e->getHttpStatus() === Http::STATUS_METHOD_NOT_ALLOWED) {
+                // ignore exception for MethodNotAllowed, false will be returned
+                return;
+            }
+            throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
+        } else if ($e instanceof ClientException) {
+            // connection timeout or refused, server could be temporarily down
+            throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
+        } else if ($e instanceof \InvalidArgumentException) {
+            // parse error because the server returned HTML instead of XML,
+            // possibly temporarily down
+            throw new StorageNotAvailableException(get_class($e) . ': ' . $e->getMessage());
+        } else if (($e instanceof StorageNotAvailableException) || ($e instanceof StorageInvalidException)) {
+            // rethrow
+            throw $e;
+        }
+
+        // TODO: only log for now, but in the future need to wrap/rethrow exception
+    }
 }
 

lib/private/Log.php

Unused Use Statements -2 removed lines

@@ -36,13 +36,11 @@
 namespace OC;
 
 use InterfaSys\LogNormalizer\Normalizer;
-
 use OC\Log\ExceptionSerializer;
 use OCP\Log\IFileBased;
 use OCP\Log\IWriter;
 use OCP\ILogger;
 use OCP\Support\CrashReport\IRegistry;
-use OCP\Util;
 
 /**
  * logging utilities

Indentation +267 added lines, -267 removed lines

@@ -55,271 +55,271 @@
  */
 class Log implements ILogger {
 
-	/** @var IWriter */
-	private $logger;
-
-	/** @var SystemConfig */
-	private $config;
-
-	/** @var boolean|null cache the result of the log condition check for the request */
-	private $logConditionSatisfied = null;
-
-	/** @var Normalizer */
-	private $normalizer;
-
-	/** @var IRegistry */
-	private $crashReporters;
-
-	/**
-	 * @param IWriter $logger The logger that should be used
-	 * @param SystemConfig $config the system config object
-	 * @param Normalizer|null $normalizer
-	 * @param IRegistry|null $registry
-	 */
-	public function __construct(IWriter $logger, SystemConfig $config = null, $normalizer = null, IRegistry $registry = null) {
-		// FIXME: Add this for backwards compatibility, should be fixed at some point probably
-		if ($config === null) {
-			$config = \OC::$server->getSystemConfig();
-		}
-
-		$this->config = $config;
-		$this->logger = $logger;
-		if ($normalizer === null) {
-			$this->normalizer = new Normalizer();
-		} else {
-			$this->normalizer = $normalizer;
-		}
-		$this->crashReporters = $registry;
-	}
-
-	/**
-	 * System is unusable.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function emergency(string $message, array $context = []) {
-		$this->log(ILogger::FATAL, $message, $context);
-	}
-
-	/**
-	 * Action must be taken immediately.
-	 *
-	 * Example: Entire website down, database unavailable, etc. This should
-	 * trigger the SMS alerts and wake you up.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function alert(string $message, array $context = []) {
-		$this->log(ILogger::ERROR, $message, $context);
-	}
-
-	/**
-	 * Critical conditions.
-	 *
-	 * Example: Application component unavailable, unexpected exception.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function critical(string $message, array $context = []) {
-		$this->log(ILogger::ERROR, $message, $context);
-	}
-
-	/**
-	 * Runtime errors that do not require immediate action but should typically
-	 * be logged and monitored.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function error(string $message, array $context = []) {
-		$this->log(ILogger::ERROR, $message, $context);
-	}
-
-	/**
-	 * Exceptional occurrences that are not errors.
-	 *
-	 * Example: Use of deprecated APIs, poor use of an API, undesirable things
-	 * that are not necessarily wrong.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function warning(string $message, array $context = []) {
-		$this->log(ILogger::WARN, $message, $context);
-	}
-
-	/**
-	 * Normal but significant events.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function notice(string $message, array $context = []) {
-		$this->log(ILogger::INFO, $message, $context);
-	}
-
-	/**
-	 * Interesting events.
-	 *
-	 * Example: User logs in, SQL logs.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function info(string $message, array $context = []) {
-		$this->log(ILogger::INFO, $message, $context);
-	}
-
-	/**
-	 * Detailed debug information.
-	 *
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function debug(string $message, array $context = []) {
-		$this->log(ILogger::DEBUG, $message, $context);
-	}
-
-
-	/**
-	 * Logs with an arbitrary level.
-	 *
-	 * @param int $level
-	 * @param string $message
-	 * @param array $context
-	 * @return void
-	 */
-	public function log(int $level, string $message, array $context = []) {
-		$minLevel = $this->getLogLevel($context);
-
-		array_walk($context, [$this->normalizer, 'format']);
-
-		$app = $context['app'] ?? 'no app in context';
-
-		// interpolate $message as defined in PSR-3
-		$replace = [];
-		foreach ($context as $key => $val) {
-			$replace['{' . $key . '}'] = $val;
-		}
-		$message = strtr($message, $replace);
-
-		if ($level >= $minLevel) {
-			$this->writeLog($app, $message, $level);
-		}
-	}
-
-	private function getLogLevel($context) {
-		/**
-		 * check for a special log condition - this enables an increased log on
-		 * a per request/user base
-		 */
-		if ($this->logConditionSatisfied === null) {
-			// default to false to just process this once per request
-			$this->logConditionSatisfied = false;
-			if (!empty($logCondition)) {
-
-				// check for secret token in the request
-				if (isset($logCondition['shared_secret'])) {
-					$request = \OC::$server->getRequest();
-
-					// if token is found in the request change set the log condition to satisfied
-					if ($request && hash_equals($logCondition['shared_secret'], $request->getParam('log_secret', ''))) {
-						$this->logConditionSatisfied = true;
-					}
-				}
-
-				// check for user
-				if (isset($logCondition['users'])) {
-					$user = \OC::$server->getUserSession()->getUser();
-
-					// if the user matches set the log condition to satisfied
-					if ($user !== null && in_array($user->getUID(), $logCondition['users'], true)) {
-						$this->logConditionSatisfied = true;
-					}
-				}
-			}
-		}
-
-		// if log condition is satisfied change the required log level to DEBUG
-		if ($this->logConditionSatisfied) {
-			return ILogger::DEBUG;
-		}
-
-		if (isset($context['app'])) {
-			$logCondition = $this->config->getValue('log.condition', []);
-			$app = $context['app'];
-
-			/**
-			 * check log condition based on the context of each log message
-			 * once this is met -> change the required log level to debug
-			 */
-			if (!empty($logCondition)
-				&& isset($logCondition['apps'])
-				&& in_array($app, $logCondition['apps'], true)) {
-				return ILogger::DEBUG;
-			}
-		}
-
-		return min($this->config->getValue('loglevel', ILogger::WARN), ILogger::FATAL);
-	}
-
-	/**
-	 * Logs an exception very detailed
-	 *
-	 * @param \Exception|\Throwable $exception
-	 * @param array $context
-	 * @return void
-	 * @since 8.2.0
-	 */
-	public function logException(\Throwable $exception, array $context = []) {
-		$app = $context['app'] ?? 'no app in context';
-		$level = $context['level'] ?? ILogger::ERROR;
-
-		$serializer = new ExceptionSerializer();
-		$data = $serializer->serializeException($exception);
-		$data['CustomMessage'] = $context['message'] ?? '--';
-
-		$minLevel = $this->getLogLevel($context);
-
-		array_walk($context, [$this->normalizer, 'format']);
-
-		if ($level >= $minLevel) {
-			if (!$this->logger instanceof IFileBased) {
-				$data = json_encode($data, JSON_PARTIAL_OUTPUT_ON_ERROR);
-			}
-			$this->writeLog($app, $data, $level);
-		}
-
-		$context['level'] = $level;
-		if (!is_null($this->crashReporters)) {
-			$this->crashReporters->delegateReport($exception, $context);
-		}
-	}
-
-	/**
-	 * @param string $app
-	 * @param string|array $entry
-	 * @param int $level
-	 */
-	protected function writeLog(string $app, $entry, int $level) {
-		$this->logger->write($app, $entry, $level);
-	}
-
-	public function getLogPath():string {
-		if($this->logger instanceof IFileBased) {
-			return $this->logger->getLogFilePath();
-		}
-		throw new \RuntimeException('Log implementation has no path');
-	}
+    /** @var IWriter */
+    private $logger;
+
+    /** @var SystemConfig */
+    private $config;
+
+    /** @var boolean|null cache the result of the log condition check for the request */
+    private $logConditionSatisfied = null;
+
+    /** @var Normalizer */
+    private $normalizer;
+
+    /** @var IRegistry */
+    private $crashReporters;
+
+    /**
+     * @param IWriter $logger The logger that should be used
+     * @param SystemConfig $config the system config object
+     * @param Normalizer|null $normalizer
+     * @param IRegistry|null $registry
+     */
+    public function __construct(IWriter $logger, SystemConfig $config = null, $normalizer = null, IRegistry $registry = null) {
+        // FIXME: Add this for backwards compatibility, should be fixed at some point probably
+        if ($config === null) {
+            $config = \OC::$server->getSystemConfig();
+        }
+
+        $this->config = $config;
+        $this->logger = $logger;
+        if ($normalizer === null) {
+            $this->normalizer = new Normalizer();
+        } else {
+            $this->normalizer = $normalizer;
+        }
+        $this->crashReporters = $registry;
+    }
+
+    /**
+     * System is unusable.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function emergency(string $message, array $context = []) {
+        $this->log(ILogger::FATAL, $message, $context);
+    }
+
+    /**
+     * Action must be taken immediately.
+     *
+     * Example: Entire website down, database unavailable, etc. This should
+     * trigger the SMS alerts and wake you up.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function alert(string $message, array $context = []) {
+        $this->log(ILogger::ERROR, $message, $context);
+    }
+
+    /**
+     * Critical conditions.
+     *
+     * Example: Application component unavailable, unexpected exception.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function critical(string $message, array $context = []) {
+        $this->log(ILogger::ERROR, $message, $context);
+    }
+
+    /**
+     * Runtime errors that do not require immediate action but should typically
+     * be logged and monitored.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function error(string $message, array $context = []) {
+        $this->log(ILogger::ERROR, $message, $context);
+    }
+
+    /**
+     * Exceptional occurrences that are not errors.
+     *
+     * Example: Use of deprecated APIs, poor use of an API, undesirable things
+     * that are not necessarily wrong.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function warning(string $message, array $context = []) {
+        $this->log(ILogger::WARN, $message, $context);
+    }
+
+    /**
+     * Normal but significant events.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function notice(string $message, array $context = []) {
+        $this->log(ILogger::INFO, $message, $context);
+    }
+
+    /**
+     * Interesting events.
+     *
+     * Example: User logs in, SQL logs.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function info(string $message, array $context = []) {
+        $this->log(ILogger::INFO, $message, $context);
+    }
+
+    /**
+     * Detailed debug information.
+     *
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function debug(string $message, array $context = []) {
+        $this->log(ILogger::DEBUG, $message, $context);
+    }
+
+
+    /**
+     * Logs with an arbitrary level.
+     *
+     * @param int $level
+     * @param string $message
+     * @param array $context
+     * @return void
+     */
+    public function log(int $level, string $message, array $context = []) {
+        $minLevel = $this->getLogLevel($context);
+
+        array_walk($context, [$this->normalizer, 'format']);
+
+        $app = $context['app'] ?? 'no app in context';
+
+        // interpolate $message as defined in PSR-3
+        $replace = [];
+        foreach ($context as $key => $val) {
+            $replace['{' . $key . '}'] = $val;
+        }
+        $message = strtr($message, $replace);
+
+        if ($level >= $minLevel) {
+            $this->writeLog($app, $message, $level);
+        }
+    }
+
+    private function getLogLevel($context) {
+        /**
+         * check for a special log condition - this enables an increased log on
+         * a per request/user base
+         */
+        if ($this->logConditionSatisfied === null) {
+            // default to false to just process this once per request
+            $this->logConditionSatisfied = false;
+            if (!empty($logCondition)) {
+
+                // check for secret token in the request
+                if (isset($logCondition['shared_secret'])) {
+                    $request = \OC::$server->getRequest();
+
+                    // if token is found in the request change set the log condition to satisfied
+                    if ($request && hash_equals($logCondition['shared_secret'], $request->getParam('log_secret', ''))) {
+                        $this->logConditionSatisfied = true;
+                    }
+                }
+
+                // check for user
+                if (isset($logCondition['users'])) {
+                    $user = \OC::$server->getUserSession()->getUser();
+
+                    // if the user matches set the log condition to satisfied
+                    if ($user !== null && in_array($user->getUID(), $logCondition['users'], true)) {
+                        $this->logConditionSatisfied = true;
+                    }
+                }
+            }
+        }
+
+        // if log condition is satisfied change the required log level to DEBUG
+        if ($this->logConditionSatisfied) {
+            return ILogger::DEBUG;
+        }
+
+        if (isset($context['app'])) {
+            $logCondition = $this->config->getValue('log.condition', []);
+            $app = $context['app'];
+
+            /**
+             * check log condition based on the context of each log message
+             * once this is met -> change the required log level to debug
+             */
+            if (!empty($logCondition)
+                && isset($logCondition['apps'])
+                && in_array($app, $logCondition['apps'], true)) {
+                return ILogger::DEBUG;
+            }
+        }
+
+        return min($this->config->getValue('loglevel', ILogger::WARN), ILogger::FATAL);
+    }
+
+    /**
+     * Logs an exception very detailed
+     *
+     * @param \Exception|\Throwable $exception
+     * @param array $context
+     * @return void
+     * @since 8.2.0
+     */
+    public function logException(\Throwable $exception, array $context = []) {
+        $app = $context['app'] ?? 'no app in context';
+        $level = $context['level'] ?? ILogger::ERROR;
+
+        $serializer = new ExceptionSerializer();
+        $data = $serializer->serializeException($exception);
+        $data['CustomMessage'] = $context['message'] ?? '--';
+
+        $minLevel = $this->getLogLevel($context);
+
+        array_walk($context, [$this->normalizer, 'format']);
+
+        if ($level >= $minLevel) {
+            if (!$this->logger instanceof IFileBased) {
+                $data = json_encode($data, JSON_PARTIAL_OUTPUT_ON_ERROR);
+            }
+            $this->writeLog($app, $data, $level);
+        }
+
+        $context['level'] = $level;
+        if (!is_null($this->crashReporters)) {
+            $this->crashReporters->delegateReport($exception, $context);
+        }
+    }
+
+    /**
+     * @param string $app
+     * @param string|array $entry
+     * @param int $level
+     */
+    protected function writeLog(string $app, $entry, int $level) {
+        $this->logger->write($app, $entry, $level);
+    }
+
+    public function getLogPath():string {
+        if($this->logger instanceof IFileBased) {
+            return $this->logger->getLogFilePath();
+        }
+        throw new \RuntimeException('Log implementation has no path');
+    }
 }