nextcloud / server

lib/private/Comments/Manager.php

Doc Comments +1 added lines, -1 removed lines

@@ -213,7 +213,7 @@
 	/**
 	 * removes an entry from the comments run time cache
 	 *
-	 * @param mixed $id the comment's id
+	 * @param string $id the comment's id
 	 */
 	protected function uncache($id) {
 		$id = (string)$id;

Indentation +846 added lines, -846 removed lines

@@ -41,850 +41,850 @@
 
 class Manager implements ICommentsManager {
 
-	/** @var  IDBConnection */
-	protected $dbConn;
-
-	/** @var  ILogger */
-	protected $logger;
-
-	/** @var IConfig */
-	protected $config;
-
-	/** @var IComment[] */
-	protected $commentsCache = [];
-
-	/** @var  \Closure[] */
-	protected $eventHandlerClosures = [];
-
-	/** @var  ICommentsEventHandler[] */
-	protected $eventHandlers = [];
-
-	/** @var \Closure[] */
-	protected $displayNameResolvers = [];
-
-	/**
-	 * Manager constructor.
-	 *
-	 * @param IDBConnection $dbConn
-	 * @param ILogger $logger
-	 * @param IConfig $config
-	 */
-	public function __construct(
-		IDBConnection $dbConn,
-		ILogger $logger,
-		IConfig $config
-	) {
-		$this->dbConn = $dbConn;
-		$this->logger = $logger;
-		$this->config = $config;
-	}
-
-	/**
-	 * converts data base data into PHP native, proper types as defined by
-	 * IComment interface.
-	 *
-	 * @param array $data
-	 * @return array
-	 */
-	protected function normalizeDatabaseData(array $data) {
-		$data['id'] = (string)$data['id'];
-		$data['parent_id'] = (string)$data['parent_id'];
-		$data['topmost_parent_id'] = (string)$data['topmost_parent_id'];
-		$data['creation_timestamp'] = new \DateTime($data['creation_timestamp']);
-		if (!is_null($data['latest_child_timestamp'])) {
-			$data['latest_child_timestamp'] = new \DateTime($data['latest_child_timestamp']);
-		}
-		$data['children_count'] = (int)$data['children_count'];
-		return $data;
-	}
-
-	/**
-	 * prepares a comment for an insert or update operation after making sure
-	 * all necessary fields have a value assigned.
-	 *
-	 * @param IComment $comment
-	 * @return IComment returns the same updated IComment instance as provided
-	 *                  by parameter for convenience
-	 * @throws \UnexpectedValueException
-	 */
-	protected function prepareCommentForDatabaseWrite(IComment $comment) {
-		if (!$comment->getActorType()
-			|| !$comment->getActorId()
-			|| !$comment->getObjectType()
-			|| !$comment->getObjectId()
-			|| !$comment->getVerb()
-		) {
-			throw new \UnexpectedValueException('Actor, Object and Verb information must be provided for saving');
-		}
-
-		if ($comment->getId() === '') {
-			$comment->setChildrenCount(0);
-			$comment->setLatestChildDateTime(new \DateTime('0000-00-00 00:00:00', new \DateTimeZone('UTC')));
-			$comment->setLatestChildDateTime(null);
-		}
-
-		if (is_null($comment->getCreationDateTime())) {
-			$comment->setCreationDateTime(new \DateTime());
-		}
-
-		if ($comment->getParentId() !== '0') {
-			$comment->setTopmostParentId($this->determineTopmostParentId($comment->getParentId()));
-		} else {
-			$comment->setTopmostParentId('0');
-		}
-
-		$this->cache($comment);
-
-		return $comment;
-	}
-
-	/**
-	 * returns the topmost parent id of a given comment identified by ID
-	 *
-	 * @param string $id
-	 * @return string
-	 * @throws NotFoundException
-	 */
-	protected function determineTopmostParentId($id) {
-		$comment = $this->get($id);
-		if ($comment->getParentId() === '0') {
-			return $comment->getId();
-		} else {
-			return $this->determineTopmostParentId($comment->getId());
-		}
-	}
-
-	/**
-	 * updates child information of a comment
-	 *
-	 * @param string $id
-	 * @param \DateTime $cDateTime the date time of the most recent child
-	 * @throws NotFoundException
-	 */
-	protected function updateChildrenInformation($id, \DateTime $cDateTime) {
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->select($qb->createFunction('COUNT(`id`)'))
-			->from('comments')
-			->where($qb->expr()->eq('parent_id', $qb->createParameter('id')))
-			->setParameter('id', $id);
-
-		$resultStatement = $query->execute();
-		$data = $resultStatement->fetch(\PDO::FETCH_NUM);
-		$resultStatement->closeCursor();
-		$children = (int)$data[0];
-
-		$comment = $this->get($id);
-		$comment->setChildrenCount($children);
-		$comment->setLatestChildDateTime($cDateTime);
-		$this->save($comment);
-	}
-
-	/**
-	 * Tests whether actor or object type and id parameters are acceptable.
-	 * Throws exception if not.
-	 *
-	 * @param string $role
-	 * @param string $type
-	 * @param string $id
-	 * @throws \InvalidArgumentException
-	 */
-	protected function checkRoleParameters($role, $type, $id) {
-		if (
-			!is_string($type) || empty($type)
-			|| !is_string($id) || empty($id)
-		) {
-			throw new \InvalidArgumentException($role . ' parameters must be string and not empty');
-		}
-	}
-
-	/**
-	 * run-time caches a comment
-	 *
-	 * @param IComment $comment
-	 */
-	protected function cache(IComment $comment) {
-		$id = $comment->getId();
-		if (empty($id)) {
-			return;
-		}
-		$this->commentsCache[(string)$id] = $comment;
-	}
-
-	/**
-	 * removes an entry from the comments run time cache
-	 *
-	 * @param mixed $id the comment's id
-	 */
-	protected function uncache($id) {
-		$id = (string)$id;
-		if (isset($this->commentsCache[$id])) {
-			unset($this->commentsCache[$id]);
-		}
-	}
-
-	/**
-	 * returns a comment instance
-	 *
-	 * @param string $id the ID of the comment
-	 * @return IComment
-	 * @throws NotFoundException
-	 * @throws \InvalidArgumentException
-	 * @since 9.0.0
-	 */
-	public function get($id) {
-		if ((int)$id === 0) {
-			throw new \InvalidArgumentException('IDs must be translatable to a number in this implementation.');
-		}
-
-		if (isset($this->commentsCache[$id])) {
-			return $this->commentsCache[$id];
-		}
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$resultStatement = $qb->select('*')
-			->from('comments')
-			->where($qb->expr()->eq('id', $qb->createParameter('id')))
-			->setParameter('id', $id, IQueryBuilder::PARAM_INT)
-			->execute();
-
-		$data = $resultStatement->fetch();
-		$resultStatement->closeCursor();
-		if (!$data) {
-			throw new NotFoundException();
-		}
-
-		$comment = new Comment($this->normalizeDatabaseData($data));
-		$this->cache($comment);
-		return $comment;
-	}
-
-	/**
-	 * returns the comment specified by the id and all it's child comments.
-	 * At this point of time, we do only support one level depth.
-	 *
-	 * @param string $id
-	 * @param int $limit max number of entries to return, 0 returns all
-	 * @param int $offset the start entry
-	 * @return array
-	 * @since 9.0.0
-	 *
-	 * The return array looks like this
-	 * [
-	 *   'comment' => IComment, // root comment
-	 *   'replies' =>
-	 *   [
-	 *     0 =>
-	 *     [
-	 *       'comment' => IComment,
-	 *       'replies' => []
-	 *     ]
-	 *     1 =>
-	 *     [
-	 *       'comment' => IComment,
-	 *       'replies'=> []
-	 *     ],
-	 *     …
-	 *   ]
-	 * ]
-	 */
-	public function getTree($id, $limit = 0, $offset = 0) {
-		$tree = [];
-		$tree['comment'] = $this->get($id);
-		$tree['replies'] = [];
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->select('*')
-			->from('comments')
-			->where($qb->expr()->eq('topmost_parent_id', $qb->createParameter('id')))
-			->orderBy('creation_timestamp', 'DESC')
-			->setParameter('id', $id);
-
-		if ($limit > 0) {
-			$query->setMaxResults($limit);
-		}
-		if ($offset > 0) {
-			$query->setFirstResult($offset);
-		}
-
-		$resultStatement = $query->execute();
-		while ($data = $resultStatement->fetch()) {
-			$comment = new Comment($this->normalizeDatabaseData($data));
-			$this->cache($comment);
-			$tree['replies'][] = [
-				'comment' => $comment,
-				'replies' => []
-			];
-		}
-		$resultStatement->closeCursor();
-
-		return $tree;
-	}
-
-	/**
-	 * returns comments for a specific object (e.g. a file).
-	 *
-	 * The sort order is always newest to oldest.
-	 *
-	 * @param string $objectType the object type, e.g. 'files'
-	 * @param string $objectId the id of the object
-	 * @param int $limit optional, number of maximum comments to be returned. if
-	 * not specified, all comments are returned.
-	 * @param int $offset optional, starting point
-	 * @param \DateTime $notOlderThan optional, timestamp of the oldest comments
-	 * that may be returned
-	 * @return IComment[]
-	 * @since 9.0.0
-	 */
-	public function getForObject(
-		$objectType,
-		$objectId,
-		$limit = 0,
-		$offset = 0,
-		\DateTime $notOlderThan = null
-	) {
-		$comments = [];
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->select('*')
-			->from('comments')
-			->where($qb->expr()->eq('object_type', $qb->createParameter('type')))
-			->andWhere($qb->expr()->eq('object_id', $qb->createParameter('id')))
-			->orderBy('creation_timestamp', 'DESC')
-			->setParameter('type', $objectType)
-			->setParameter('id', $objectId);
-
-		if ($limit > 0) {
-			$query->setMaxResults($limit);
-		}
-		if ($offset > 0) {
-			$query->setFirstResult($offset);
-		}
-		if (!is_null($notOlderThan)) {
-			$query
-				->andWhere($qb->expr()->gt('creation_timestamp', $qb->createParameter('notOlderThan')))
-				->setParameter('notOlderThan', $notOlderThan, 'datetime');
-		}
-
-		$resultStatement = $query->execute();
-		while ($data = $resultStatement->fetch()) {
-			$comment = new Comment($this->normalizeDatabaseData($data));
-			$this->cache($comment);
-			$comments[] = $comment;
-		}
-		$resultStatement->closeCursor();
-
-		return $comments;
-	}
-
-	/**
-	 * @param $objectType string the object type, e.g. 'files'
-	 * @param $objectId string the id of the object
-	 * @param \DateTime $notOlderThan optional, timestamp of the oldest comments
-	 * that may be returned
-	 * @return Int
-	 * @since 9.0.0
-	 */
-	public function getNumberOfCommentsForObject($objectType, $objectId, \DateTime $notOlderThan = null) {
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->select($qb->createFunction('COUNT(`id`)'))
-			->from('comments')
-			->where($qb->expr()->eq('object_type', $qb->createParameter('type')))
-			->andWhere($qb->expr()->eq('object_id', $qb->createParameter('id')))
-			->setParameter('type', $objectType)
-			->setParameter('id', $objectId);
-
-		if (!is_null($notOlderThan)) {
-			$query
-				->andWhere($qb->expr()->gt('creation_timestamp', $qb->createParameter('notOlderThan')))
-				->setParameter('notOlderThan', $notOlderThan, 'datetime');
-		}
-
-		$resultStatement = $query->execute();
-		$data = $resultStatement->fetch(\PDO::FETCH_NUM);
-		$resultStatement->closeCursor();
-		return (int)$data[0];
-	}
-
-	/**
-	 * Get the number of unread comments for all files in a folder
-	 *
-	 * @param int $folderId
-	 * @param IUser $user
-	 * @return array [$fileId => $unreadCount]
-	 */
-	public function getNumberOfUnreadCommentsForFolder($folderId, IUser $user) {
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->select('f.fileid')
-			->selectAlias(
-				$qb->createFunction('COUNT(' . $qb->getColumnName('c.id') . ')'),
-				'num_ids'
-			)
-			->from('comments', 'c')
-			->innerJoin('c', 'filecache', 'f', $qb->expr()->andX(
-				$qb->expr()->eq('c.object_type', $qb->createNamedParameter('files')),
-				$qb->expr()->eq('f.fileid', $qb->expr()->castColumn('c.object_id', IQueryBuilder::PARAM_INT))
-			))
-			->leftJoin('c', 'comments_read_markers', 'm', $qb->expr()->andX(
-				$qb->expr()->eq('m.object_type', $qb->createNamedParameter('files')),
-				$qb->expr()->eq('m.object_id', 'c.object_id'),
-				$qb->expr()->eq('m.user_id', $qb->createNamedParameter($user->getUID()))
-			))
-			->andWhere($qb->expr()->eq('f.parent', $qb->createNamedParameter($folderId)))
-			->andWhere($qb->expr()->orX(
-				$qb->expr()->gt('c.creation_timestamp', 'marker_datetime'),
-				$qb->expr()->isNull('marker_datetime')
-			))
-			->groupBy('f.fileid');
-
-		$resultStatement = $query->execute();
-
-		$results = [];
-		while ($row = $resultStatement->fetch()) {
-			$results[$row['fileid']] = (int) $row['num_ids'];
-		}
-		$resultStatement->closeCursor();
-		return $results;
-	}
-
-	/**
-	 * creates a new comment and returns it. At this point of time, it is not
-	 * saved in the used data storage. Use save() after setting other fields
-	 * of the comment (e.g. message or verb).
-	 *
-	 * @param string $actorType the actor type (e.g. 'users')
-	 * @param string $actorId a user id
-	 * @param string $objectType the object type the comment is attached to
-	 * @param string $objectId the object id the comment is attached to
-	 * @return IComment
-	 * @since 9.0.0
-	 */
-	public function create($actorType, $actorId, $objectType, $objectId) {
-		$comment = new Comment();
-		$comment
-			->setActor($actorType, $actorId)
-			->setObject($objectType, $objectId);
-		return $comment;
-	}
-
-	/**
-	 * permanently deletes the comment specified by the ID
-	 *
-	 * When the comment has child comments, their parent ID will be changed to
-	 * the parent ID of the item that is to be deleted.
-	 *
-	 * @param string $id
-	 * @return bool
-	 * @throws \InvalidArgumentException
-	 * @since 9.0.0
-	 */
-	public function delete($id) {
-		if (!is_string($id)) {
-			throw new \InvalidArgumentException('Parameter must be string');
-		}
-
-		try {
-			$comment = $this->get($id);
-		} catch (\Exception $e) {
-			// Ignore exceptions, we just don't fire a hook then
-			$comment = null;
-		}
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->delete('comments')
-			->where($qb->expr()->eq('id', $qb->createParameter('id')))
-			->setParameter('id', $id);
-
-		try {
-			$affectedRows = $query->execute();
-			$this->uncache($id);
-		} catch (DriverException $e) {
-			$this->logger->logException($e, ['app' => 'core_comments']);
-			return false;
-		}
-
-		if ($affectedRows > 0 && $comment instanceof IComment) {
-			$this->sendEvent(CommentsEvent::EVENT_DELETE, $comment);
-		}
-
-		return ($affectedRows > 0);
-	}
-
-	/**
-	 * saves the comment permanently
-	 *
-	 * if the supplied comment has an empty ID, a new entry comment will be
-	 * saved and the instance updated with the new ID.
-	 *
-	 * Otherwise, an existing comment will be updated.
-	 *
-	 * Throws NotFoundException when a comment that is to be updated does not
-	 * exist anymore at this point of time.
-	 *
-	 * @param IComment $comment
-	 * @return bool
-	 * @throws NotFoundException
-	 * @since 9.0.0
-	 */
-	public function save(IComment $comment) {
-		if ($this->prepareCommentForDatabaseWrite($comment)->getId() === '') {
-			$result = $this->insert($comment);
-		} else {
-			$result = $this->update($comment);
-		}
-
-		if ($result && !!$comment->getParentId()) {
-			$this->updateChildrenInformation(
-				$comment->getParentId(),
-				$comment->getCreationDateTime()
-			);
-			$this->cache($comment);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * inserts the provided comment in the database
-	 *
-	 * @param IComment $comment
-	 * @return bool
-	 */
-	protected function insert(IComment &$comment) {
-		$qb = $this->dbConn->getQueryBuilder();
-		$affectedRows = $qb
-			->insert('comments')
-			->values([
-				'parent_id' => $qb->createNamedParameter($comment->getParentId()),
-				'topmost_parent_id' => $qb->createNamedParameter($comment->getTopmostParentId()),
-				'children_count' => $qb->createNamedParameter($comment->getChildrenCount()),
-				'actor_type' => $qb->createNamedParameter($comment->getActorType()),
-				'actor_id' => $qb->createNamedParameter($comment->getActorId()),
-				'message' => $qb->createNamedParameter($comment->getMessage()),
-				'verb' => $qb->createNamedParameter($comment->getVerb()),
-				'creation_timestamp' => $qb->createNamedParameter($comment->getCreationDateTime(), 'datetime'),
-				'latest_child_timestamp' => $qb->createNamedParameter($comment->getLatestChildDateTime(), 'datetime'),
-				'object_type' => $qb->createNamedParameter($comment->getObjectType()),
-				'object_id' => $qb->createNamedParameter($comment->getObjectId()),
-			])
-			->execute();
-
-		if ($affectedRows > 0) {
-			$comment->setId((string)$qb->getLastInsertId());
-			$this->sendEvent(CommentsEvent::EVENT_ADD, $comment);
-		}
-
-		return $affectedRows > 0;
-	}
-
-	/**
-	 * updates a Comment data row
-	 *
-	 * @param IComment $comment
-	 * @return bool
-	 * @throws NotFoundException
-	 */
-	protected function update(IComment $comment) {
-		// for properly working preUpdate Events we need the old comments as is
-		// in the DB and overcome caching. Also avoid that outdated information stays.
-		$this->uncache($comment->getId());
-		$this->sendEvent(CommentsEvent::EVENT_PRE_UPDATE, $this->get($comment->getId()));
-		$this->uncache($comment->getId());
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$affectedRows = $qb
-			->update('comments')
-			->set('parent_id', $qb->createNamedParameter($comment->getParentId()))
-			->set('topmost_parent_id', $qb->createNamedParameter($comment->getTopmostParentId()))
-			->set('children_count', $qb->createNamedParameter($comment->getChildrenCount()))
-			->set('actor_type', $qb->createNamedParameter($comment->getActorType()))
-			->set('actor_id', $qb->createNamedParameter($comment->getActorId()))
-			->set('message', $qb->createNamedParameter($comment->getMessage()))
-			->set('verb', $qb->createNamedParameter($comment->getVerb()))
-			->set('creation_timestamp', $qb->createNamedParameter($comment->getCreationDateTime(), 'datetime'))
-			->set('latest_child_timestamp', $qb->createNamedParameter($comment->getLatestChildDateTime(), 'datetime'))
-			->set('object_type', $qb->createNamedParameter($comment->getObjectType()))
-			->set('object_id', $qb->createNamedParameter($comment->getObjectId()))
-			->where($qb->expr()->eq('id', $qb->createParameter('id')))
-			->setParameter('id', $comment->getId())
-			->execute();
-
-		if ($affectedRows === 0) {
-			throw new NotFoundException('Comment to update does ceased to exist');
-		}
-
-		$this->sendEvent(CommentsEvent::EVENT_UPDATE, $comment);
-
-		return $affectedRows > 0;
-	}
-
-	/**
-	 * removes references to specific actor (e.g. on user delete) of a comment.
-	 * The comment itself must not get lost/deleted.
-	 *
-	 * @param string $actorType the actor type (e.g. 'users')
-	 * @param string $actorId a user id
-	 * @return boolean
-	 * @since 9.0.0
-	 */
-	public function deleteReferencesOfActor($actorType, $actorId) {
-		$this->checkRoleParameters('Actor', $actorType, $actorId);
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$affectedRows = $qb
-			->update('comments')
-			->set('actor_type', $qb->createNamedParameter(ICommentsManager::DELETED_USER))
-			->set('actor_id', $qb->createNamedParameter(ICommentsManager::DELETED_USER))
-			->where($qb->expr()->eq('actor_type', $qb->createParameter('type')))
-			->andWhere($qb->expr()->eq('actor_id', $qb->createParameter('id')))
-			->setParameter('type', $actorType)
-			->setParameter('id', $actorId)
-			->execute();
-
-		$this->commentsCache = [];
-
-		return is_int($affectedRows);
-	}
-
-	/**
-	 * deletes all comments made of a specific object (e.g. on file delete)
-	 *
-	 * @param string $objectType the object type (e.g. 'files')
-	 * @param string $objectId e.g. the file id
-	 * @return boolean
-	 * @since 9.0.0
-	 */
-	public function deleteCommentsAtObject($objectType, $objectId) {
-		$this->checkRoleParameters('Object', $objectType, $objectId);
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$affectedRows = $qb
-			->delete('comments')
-			->where($qb->expr()->eq('object_type', $qb->createParameter('type')))
-			->andWhere($qb->expr()->eq('object_id', $qb->createParameter('id')))
-			->setParameter('type', $objectType)
-			->setParameter('id', $objectId)
-			->execute();
-
-		$this->commentsCache = [];
-
-		return is_int($affectedRows);
-	}
-
-	/**
-	 * deletes the read markers for the specified user
-	 *
-	 * @param \OCP\IUser $user
-	 * @return bool
-	 * @since 9.0.0
-	 */
-	public function deleteReadMarksFromUser(IUser $user) {
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->delete('comments_read_markers')
-			->where($qb->expr()->eq('user_id', $qb->createParameter('user_id')))
-			->setParameter('user_id', $user->getUID());
-
-		try {
-			$affectedRows = $query->execute();
-		} catch (DriverException $e) {
-			$this->logger->logException($e, ['app' => 'core_comments']);
-			return false;
-		}
-		return ($affectedRows > 0);
-	}
-
-	/**
-	 * sets the read marker for a given file to the specified date for the
-	 * provided user
-	 *
-	 * @param string $objectType
-	 * @param string $objectId
-	 * @param \DateTime $dateTime
-	 * @param IUser $user
-	 * @since 9.0.0
-	 * @suppress SqlInjectionChecker
-	 */
-	public function setReadMark($objectType, $objectId, \DateTime $dateTime, IUser $user) {
-		$this->checkRoleParameters('Object', $objectType, $objectId);
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$values = [
-			'user_id' => $qb->createNamedParameter($user->getUID()),
-			'marker_datetime' => $qb->createNamedParameter($dateTime, 'datetime'),
-			'object_type' => $qb->createNamedParameter($objectType),
-			'object_id' => $qb->createNamedParameter($objectId),
-		];
-
-		// Strategy: try to update, if this does not return affected rows, do an insert.
-		$affectedRows = $qb
-			->update('comments_read_markers')
-			->set('user_id', $values['user_id'])
-			->set('marker_datetime', $values['marker_datetime'])
-			->set('object_type', $values['object_type'])
-			->set('object_id', $values['object_id'])
-			->where($qb->expr()->eq('user_id', $qb->createParameter('user_id')))
-			->andWhere($qb->expr()->eq('object_type', $qb->createParameter('object_type')))
-			->andWhere($qb->expr()->eq('object_id', $qb->createParameter('object_id')))
-			->setParameter('user_id', $user->getUID(), IQueryBuilder::PARAM_STR)
-			->setParameter('object_type', $objectType, IQueryBuilder::PARAM_STR)
-			->setParameter('object_id', $objectId, IQueryBuilder::PARAM_STR)
-			->execute();
-
-		if ($affectedRows > 0) {
-			return;
-		}
-
-		$qb->insert('comments_read_markers')
-			->values($values)
-			->execute();
-	}
-
-	/**
-	 * returns the read marker for a given file to the specified date for the
-	 * provided user. It returns null, when the marker is not present, i.e.
-	 * no comments were marked as read.
-	 *
-	 * @param string $objectType
-	 * @param string $objectId
-	 * @param IUser $user
-	 * @return \DateTime|null
-	 * @since 9.0.0
-	 */
-	public function getReadMark($objectType, $objectId, IUser $user) {
-		$qb = $this->dbConn->getQueryBuilder();
-		$resultStatement = $qb->select('marker_datetime')
-			->from('comments_read_markers')
-			->where($qb->expr()->eq('user_id', $qb->createParameter('user_id')))
-			->andWhere($qb->expr()->eq('object_type', $qb->createParameter('object_type')))
-			->andWhere($qb->expr()->eq('object_id', $qb->createParameter('object_id')))
-			->setParameter('user_id', $user->getUID(), IQueryBuilder::PARAM_STR)
-			->setParameter('object_type', $objectType, IQueryBuilder::PARAM_STR)
-			->setParameter('object_id', $objectId, IQueryBuilder::PARAM_STR)
-			->execute();
-
-		$data = $resultStatement->fetch();
-		$resultStatement->closeCursor();
-		if (!$data || is_null($data['marker_datetime'])) {
-			return null;
-		}
-
-		return new \DateTime($data['marker_datetime']);
-	}
-
-	/**
-	 * deletes the read markers on the specified object
-	 *
-	 * @param string $objectType
-	 * @param string $objectId
-	 * @return bool
-	 * @since 9.0.0
-	 */
-	public function deleteReadMarksOnObject($objectType, $objectId) {
-		$this->checkRoleParameters('Object', $objectType, $objectId);
-
-		$qb = $this->dbConn->getQueryBuilder();
-		$query = $qb->delete('comments_read_markers')
-			->where($qb->expr()->eq('object_type', $qb->createParameter('object_type')))
-			->andWhere($qb->expr()->eq('object_id', $qb->createParameter('object_id')))
-			->setParameter('object_type', $objectType)
-			->setParameter('object_id', $objectId);
-
-		try {
-			$affectedRows = $query->execute();
-		} catch (DriverException $e) {
-			$this->logger->logException($e, ['app' => 'core_comments']);
-			return false;
-		}
-		return ($affectedRows > 0);
-	}
-
-	/**
-	 * registers an Entity to the manager, so event notifications can be send
-	 * to consumers of the comments infrastructure
-	 *
-	 * @param \Closure $closure
-	 */
-	public function registerEventHandler(\Closure $closure) {
-		$this->eventHandlerClosures[] = $closure;
-		$this->eventHandlers = [];
-	}
-
-	/**
-	 * registers a method that resolves an ID to a display name for a given type
-	 *
-	 * @param string $type
-	 * @param \Closure $closure
-	 * @throws \OutOfBoundsException
-	 * @since 11.0.0
-	 *
-	 * Only one resolver shall be registered per type. Otherwise a
-	 * \OutOfBoundsException has to thrown.
-	 */
-	public function registerDisplayNameResolver($type, \Closure $closure) {
-		if (!is_string($type)) {
-			throw new \InvalidArgumentException('String expected.');
-		}
-		if (isset($this->displayNameResolvers[$type])) {
-			throw new \OutOfBoundsException('Displayname resolver for this type already registered');
-		}
-		$this->displayNameResolvers[$type] = $closure;
-	}
-
-	/**
-	 * resolves a given ID of a given Type to a display name.
-	 *
-	 * @param string $type
-	 * @param string $id
-	 * @return string
-	 * @throws \OutOfBoundsException
-	 * @since 11.0.0
-	 *
-	 * If a provided type was not registered, an \OutOfBoundsException shall
-	 * be thrown. It is upon the resolver discretion what to return of the
-	 * provided ID is unknown. It must be ensured that a string is returned.
-	 */
-	public function resolveDisplayName($type, $id) {
-		if (!is_string($type)) {
-			throw new \InvalidArgumentException('String expected.');
-		}
-		if (!isset($this->displayNameResolvers[$type])) {
-			throw new \OutOfBoundsException('No Displayname resolver for this type registered');
-		}
-		return (string)$this->displayNameResolvers[$type]($id);
-	}
-
-	/**
-	 * returns valid, registered entities
-	 *
-	 * @return \OCP\Comments\ICommentsEventHandler[]
-	 */
-	private function getEventHandlers() {
-		if (!empty($this->eventHandlers)) {
-			return $this->eventHandlers;
-		}
-
-		$this->eventHandlers = [];
-		foreach ($this->eventHandlerClosures as $name => $closure) {
-			$entity = $closure();
-			if (!($entity instanceof ICommentsEventHandler)) {
-				throw new \InvalidArgumentException('The given entity does not implement the ICommentsEntity interface');
-			}
-			$this->eventHandlers[$name] = $entity;
-		}
-
-		return $this->eventHandlers;
-	}
-
-	/**
-	 * sends notifications to the registered entities
-	 *
-	 * @param $eventType
-	 * @param IComment $comment
-	 */
-	private function sendEvent($eventType, IComment $comment) {
-		$entities = $this->getEventHandlers();
-		$event = new CommentsEvent($eventType, $comment);
-		foreach ($entities as $entity) {
-			$entity->handle($event);
-		}
-	}
+    /** @var  IDBConnection */
+    protected $dbConn;
+
+    /** @var  ILogger */
+    protected $logger;
+
+    /** @var IConfig */
+    protected $config;
+
+    /** @var IComment[] */
+    protected $commentsCache = [];
+
+    /** @var  \Closure[] */
+    protected $eventHandlerClosures = [];
+
+    /** @var  ICommentsEventHandler[] */
+    protected $eventHandlers = [];
+
+    /** @var \Closure[] */
+    protected $displayNameResolvers = [];
+
+    /**
+     * Manager constructor.
+     *
+     * @param IDBConnection $dbConn
+     * @param ILogger $logger
+     * @param IConfig $config
+     */
+    public function __construct(
+        IDBConnection $dbConn,
+        ILogger $logger,
+        IConfig $config
+    ) {
+        $this->dbConn = $dbConn;
+        $this->logger = $logger;
+        $this->config = $config;
+    }
+
+    /**
+     * converts data base data into PHP native, proper types as defined by
+     * IComment interface.
+     *
+     * @param array $data
+     * @return array
+     */
+    protected function normalizeDatabaseData(array $data) {
+        $data['id'] = (string)$data['id'];
+        $data['parent_id'] = (string)$data['parent_id'];
+        $data['topmost_parent_id'] = (string)$data['topmost_parent_id'];
+        $data['creation_timestamp'] = new \DateTime($data['creation_timestamp']);
+        if (!is_null($data['latest_child_timestamp'])) {
+            $data['latest_child_timestamp'] = new \DateTime($data['latest_child_timestamp']);
+        }
+        $data['children_count'] = (int)$data['children_count'];
+        return $data;
+    }
+
+    /**
+     * prepares a comment for an insert or update operation after making sure
+     * all necessary fields have a value assigned.
+     *
+     * @param IComment $comment
+     * @return IComment returns the same updated IComment instance as provided
+     *                  by parameter for convenience
+     * @throws \UnexpectedValueException
+     */
+    protected function prepareCommentForDatabaseWrite(IComment $comment) {
+        if (!$comment->getActorType()
+            || !$comment->getActorId()
+            || !$comment->getObjectType()
+            || !$comment->getObjectId()
+            || !$comment->getVerb()
+        ) {
+            throw new \UnexpectedValueException('Actor, Object and Verb information must be provided for saving');
+        }
+
+        if ($comment->getId() === '') {
+            $comment->setChildrenCount(0);
+            $comment->setLatestChildDateTime(new \DateTime('0000-00-00 00:00:00', new \DateTimeZone('UTC')));
+            $comment->setLatestChildDateTime(null);
+        }
+
+        if (is_null($comment->getCreationDateTime())) {
+            $comment->setCreationDateTime(new \DateTime());
+        }
+
+        if ($comment->getParentId() !== '0') {
+            $comment->setTopmostParentId($this->determineTopmostParentId($comment->getParentId()));
+        } else {
+            $comment->setTopmostParentId('0');
+        }
+
+        $this->cache($comment);
+
+        return $comment;
+    }
+
+    /**
+     * returns the topmost parent id of a given comment identified by ID
+     *
+     * @param string $id
+     * @return string
+     * @throws NotFoundException
+     */
+    protected function determineTopmostParentId($id) {
+        $comment = $this->get($id);
+        if ($comment->getParentId() === '0') {
+            return $comment->getId();
+        } else {
+            return $this->determineTopmostParentId($comment->getId());
+        }
+    }
+
+    /**
+     * updates child information of a comment
+     *
+     * @param string $id
+     * @param \DateTime $cDateTime the date time of the most recent child
+     * @throws NotFoundException
+     */
+    protected function updateChildrenInformation($id, \DateTime $cDateTime) {
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->select($qb->createFunction('COUNT(`id`)'))
+            ->from('comments')
+            ->where($qb->expr()->eq('parent_id', $qb->createParameter('id')))
+            ->setParameter('id', $id);
+
+        $resultStatement = $query->execute();
+        $data = $resultStatement->fetch(\PDO::FETCH_NUM);
+        $resultStatement->closeCursor();
+        $children = (int)$data[0];
+
+        $comment = $this->get($id);
+        $comment->setChildrenCount($children);
+        $comment->setLatestChildDateTime($cDateTime);
+        $this->save($comment);
+    }
+
+    /**
+     * Tests whether actor or object type and id parameters are acceptable.
+     * Throws exception if not.
+     *
+     * @param string $role
+     * @param string $type
+     * @param string $id
+     * @throws \InvalidArgumentException
+     */
+    protected function checkRoleParameters($role, $type, $id) {
+        if (
+            !is_string($type) || empty($type)
+            || !is_string($id) || empty($id)
+        ) {
+            throw new \InvalidArgumentException($role . ' parameters must be string and not empty');
+        }
+    }
+
+    /**
+     * run-time caches a comment
+     *
+     * @param IComment $comment
+     */
+    protected function cache(IComment $comment) {
+        $id = $comment->getId();
+        if (empty($id)) {
+            return;
+        }
+        $this->commentsCache[(string)$id] = $comment;
+    }
+
+    /**
+     * removes an entry from the comments run time cache
+     *
+     * @param mixed $id the comment's id
+     */
+    protected function uncache($id) {
+        $id = (string)$id;
+        if (isset($this->commentsCache[$id])) {
+            unset($this->commentsCache[$id]);
+        }
+    }
+
+    /**
+     * returns a comment instance
+     *
+     * @param string $id the ID of the comment
+     * @return IComment
+     * @throws NotFoundException
+     * @throws \InvalidArgumentException
+     * @since 9.0.0
+     */
+    public function get($id) {
+        if ((int)$id === 0) {
+            throw new \InvalidArgumentException('IDs must be translatable to a number in this implementation.');
+        }
+
+        if (isset($this->commentsCache[$id])) {
+            return $this->commentsCache[$id];
+        }
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $resultStatement = $qb->select('*')
+            ->from('comments')
+            ->where($qb->expr()->eq('id', $qb->createParameter('id')))
+            ->setParameter('id', $id, IQueryBuilder::PARAM_INT)
+            ->execute();
+
+        $data = $resultStatement->fetch();
+        $resultStatement->closeCursor();
+        if (!$data) {
+            throw new NotFoundException();
+        }
+
+        $comment = new Comment($this->normalizeDatabaseData($data));
+        $this->cache($comment);
+        return $comment;
+    }
+
+    /**
+     * returns the comment specified by the id and all it's child comments.
+     * At this point of time, we do only support one level depth.
+     *
+     * @param string $id
+     * @param int $limit max number of entries to return, 0 returns all
+     * @param int $offset the start entry
+     * @return array
+     * @since 9.0.0
+     *
+     * The return array looks like this
+     * [
+     *   'comment' => IComment, // root comment
+     *   'replies' =>
+     *   [
+     *     0 =>
+     *     [
+     *       'comment' => IComment,
+     *       'replies' => []
+     *     ]
+     *     1 =>
+     *     [
+     *       'comment' => IComment,
+     *       'replies'=> []
+     *     ],
+     *     …
+     *   ]
+     * ]
+     */
+    public function getTree($id, $limit = 0, $offset = 0) {
+        $tree = [];
+        $tree['comment'] = $this->get($id);
+        $tree['replies'] = [];
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->select('*')
+            ->from('comments')
+            ->where($qb->expr()->eq('topmost_parent_id', $qb->createParameter('id')))
+            ->orderBy('creation_timestamp', 'DESC')
+            ->setParameter('id', $id);
+
+        if ($limit > 0) {
+            $query->setMaxResults($limit);
+        }
+        if ($offset > 0) {
+            $query->setFirstResult($offset);
+        }
+
+        $resultStatement = $query->execute();
+        while ($data = $resultStatement->fetch()) {
+            $comment = new Comment($this->normalizeDatabaseData($data));
+            $this->cache($comment);
+            $tree['replies'][] = [
+                'comment' => $comment,
+                'replies' => []
+            ];
+        }
+        $resultStatement->closeCursor();
+
+        return $tree;
+    }
+
+    /**
+     * returns comments for a specific object (e.g. a file).
+     *
+     * The sort order is always newest to oldest.
+     *
+     * @param string $objectType the object type, e.g. 'files'
+     * @param string $objectId the id of the object
+     * @param int $limit optional, number of maximum comments to be returned. if
+     * not specified, all comments are returned.
+     * @param int $offset optional, starting point
+     * @param \DateTime $notOlderThan optional, timestamp of the oldest comments
+     * that may be returned
+     * @return IComment[]
+     * @since 9.0.0
+     */
+    public function getForObject(
+        $objectType,
+        $objectId,
+        $limit = 0,
+        $offset = 0,
+        \DateTime $notOlderThan = null
+    ) {
+        $comments = [];
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->select('*')
+            ->from('comments')
+            ->where($qb->expr()->eq('object_type', $qb->createParameter('type')))
+            ->andWhere($qb->expr()->eq('object_id', $qb->createParameter('id')))
+            ->orderBy('creation_timestamp', 'DESC')
+            ->setParameter('type', $objectType)
+            ->setParameter('id', $objectId);
+
+        if ($limit > 0) {
+            $query->setMaxResults($limit);
+        }
+        if ($offset > 0) {
+            $query->setFirstResult($offset);
+        }
+        if (!is_null($notOlderThan)) {
+            $query
+                ->andWhere($qb->expr()->gt('creation_timestamp', $qb->createParameter('notOlderThan')))
+                ->setParameter('notOlderThan', $notOlderThan, 'datetime');
+        }
+
+        $resultStatement = $query->execute();
+        while ($data = $resultStatement->fetch()) {
+            $comment = new Comment($this->normalizeDatabaseData($data));
+            $this->cache($comment);
+            $comments[] = $comment;
+        }
+        $resultStatement->closeCursor();
+
+        return $comments;
+    }
+
+    /**
+     * @param $objectType string the object type, e.g. 'files'
+     * @param $objectId string the id of the object
+     * @param \DateTime $notOlderThan optional, timestamp of the oldest comments
+     * that may be returned
+     * @return Int
+     * @since 9.0.0
+     */
+    public function getNumberOfCommentsForObject($objectType, $objectId, \DateTime $notOlderThan = null) {
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->select($qb->createFunction('COUNT(`id`)'))
+            ->from('comments')
+            ->where($qb->expr()->eq('object_type', $qb->createParameter('type')))
+            ->andWhere($qb->expr()->eq('object_id', $qb->createParameter('id')))
+            ->setParameter('type', $objectType)
+            ->setParameter('id', $objectId);
+
+        if (!is_null($notOlderThan)) {
+            $query
+                ->andWhere($qb->expr()->gt('creation_timestamp', $qb->createParameter('notOlderThan')))
+                ->setParameter('notOlderThan', $notOlderThan, 'datetime');
+        }
+
+        $resultStatement = $query->execute();
+        $data = $resultStatement->fetch(\PDO::FETCH_NUM);
+        $resultStatement->closeCursor();
+        return (int)$data[0];
+    }
+
+    /**
+     * Get the number of unread comments for all files in a folder
+     *
+     * @param int $folderId
+     * @param IUser $user
+     * @return array [$fileId => $unreadCount]
+     */
+    public function getNumberOfUnreadCommentsForFolder($folderId, IUser $user) {
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->select('f.fileid')
+            ->selectAlias(
+                $qb->createFunction('COUNT(' . $qb->getColumnName('c.id') . ')'),
+                'num_ids'
+            )
+            ->from('comments', 'c')
+            ->innerJoin('c', 'filecache', 'f', $qb->expr()->andX(
+                $qb->expr()->eq('c.object_type', $qb->createNamedParameter('files')),
+                $qb->expr()->eq('f.fileid', $qb->expr()->castColumn('c.object_id', IQueryBuilder::PARAM_INT))
+            ))
+            ->leftJoin('c', 'comments_read_markers', 'm', $qb->expr()->andX(
+                $qb->expr()->eq('m.object_type', $qb->createNamedParameter('files')),
+                $qb->expr()->eq('m.object_id', 'c.object_id'),
+                $qb->expr()->eq('m.user_id', $qb->createNamedParameter($user->getUID()))
+            ))
+            ->andWhere($qb->expr()->eq('f.parent', $qb->createNamedParameter($folderId)))
+            ->andWhere($qb->expr()->orX(
+                $qb->expr()->gt('c.creation_timestamp', 'marker_datetime'),
+                $qb->expr()->isNull('marker_datetime')
+            ))
+            ->groupBy('f.fileid');
+
+        $resultStatement = $query->execute();
+
+        $results = [];
+        while ($row = $resultStatement->fetch()) {
+            $results[$row['fileid']] = (int) $row['num_ids'];
+        }
+        $resultStatement->closeCursor();
+        return $results;
+    }
+
+    /**
+     * creates a new comment and returns it. At this point of time, it is not
+     * saved in the used data storage. Use save() after setting other fields
+     * of the comment (e.g. message or verb).
+     *
+     * @param string $actorType the actor type (e.g. 'users')
+     * @param string $actorId a user id
+     * @param string $objectType the object type the comment is attached to
+     * @param string $objectId the object id the comment is attached to
+     * @return IComment
+     * @since 9.0.0
+     */
+    public function create($actorType, $actorId, $objectType, $objectId) {
+        $comment = new Comment();
+        $comment
+            ->setActor($actorType, $actorId)
+            ->setObject($objectType, $objectId);
+        return $comment;
+    }
+
+    /**
+     * permanently deletes the comment specified by the ID
+     *
+     * When the comment has child comments, their parent ID will be changed to
+     * the parent ID of the item that is to be deleted.
+     *
+     * @param string $id
+     * @return bool
+     * @throws \InvalidArgumentException
+     * @since 9.0.0
+     */
+    public function delete($id) {
+        if (!is_string($id)) {
+            throw new \InvalidArgumentException('Parameter must be string');
+        }
+
+        try {
+            $comment = $this->get($id);
+        } catch (\Exception $e) {
+            // Ignore exceptions, we just don't fire a hook then
+            $comment = null;
+        }
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->delete('comments')
+            ->where($qb->expr()->eq('id', $qb->createParameter('id')))
+            ->setParameter('id', $id);
+
+        try {
+            $affectedRows = $query->execute();
+            $this->uncache($id);
+        } catch (DriverException $e) {
+            $this->logger->logException($e, ['app' => 'core_comments']);
+            return false;
+        }
+
+        if ($affectedRows > 0 && $comment instanceof IComment) {
+            $this->sendEvent(CommentsEvent::EVENT_DELETE, $comment);
+        }
+
+        return ($affectedRows > 0);
+    }
+
+    /**
+     * saves the comment permanently
+     *
+     * if the supplied comment has an empty ID, a new entry comment will be
+     * saved and the instance updated with the new ID.
+     *
+     * Otherwise, an existing comment will be updated.
+     *
+     * Throws NotFoundException when a comment that is to be updated does not
+     * exist anymore at this point of time.
+     *
+     * @param IComment $comment
+     * @return bool
+     * @throws NotFoundException
+     * @since 9.0.0
+     */
+    public function save(IComment $comment) {
+        if ($this->prepareCommentForDatabaseWrite($comment)->getId() === '') {
+            $result = $this->insert($comment);
+        } else {
+            $result = $this->update($comment);
+        }
+
+        if ($result && !!$comment->getParentId()) {
+            $this->updateChildrenInformation(
+                $comment->getParentId(),
+                $comment->getCreationDateTime()
+            );
+            $this->cache($comment);
+        }
+
+        return $result;
+    }
+
+    /**
+     * inserts the provided comment in the database
+     *
+     * @param IComment $comment
+     * @return bool
+     */
+    protected function insert(IComment &$comment) {
+        $qb = $this->dbConn->getQueryBuilder();
+        $affectedRows = $qb
+            ->insert('comments')
+            ->values([
+                'parent_id' => $qb->createNamedParameter($comment->getParentId()),
+                'topmost_parent_id' => $qb->createNamedParameter($comment->getTopmostParentId()),
+                'children_count' => $qb->createNamedParameter($comment->getChildrenCount()),
+                'actor_type' => $qb->createNamedParameter($comment->getActorType()),
+                'actor_id' => $qb->createNamedParameter($comment->getActorId()),
+                'message' => $qb->createNamedParameter($comment->getMessage()),
+                'verb' => $qb->createNamedParameter($comment->getVerb()),
+                'creation_timestamp' => $qb->createNamedParameter($comment->getCreationDateTime(), 'datetime'),
+                'latest_child_timestamp' => $qb->createNamedParameter($comment->getLatestChildDateTime(), 'datetime'),
+                'object_type' => $qb->createNamedParameter($comment->getObjectType()),
+                'object_id' => $qb->createNamedParameter($comment->getObjectId()),
+            ])
+            ->execute();
+
+        if ($affectedRows > 0) {
+            $comment->setId((string)$qb->getLastInsertId());
+            $this->sendEvent(CommentsEvent::EVENT_ADD, $comment);
+        }
+
+        return $affectedRows > 0;
+    }
+
+    /**
+     * updates a Comment data row
+     *
+     * @param IComment $comment
+     * @return bool
+     * @throws NotFoundException
+     */
+    protected function update(IComment $comment) {
+        // for properly working preUpdate Events we need the old comments as is
+        // in the DB and overcome caching. Also avoid that outdated information stays.
+        $this->uncache($comment->getId());
+        $this->sendEvent(CommentsEvent::EVENT_PRE_UPDATE, $this->get($comment->getId()));
+        $this->uncache($comment->getId());
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $affectedRows = $qb
+            ->update('comments')
+            ->set('parent_id', $qb->createNamedParameter($comment->getParentId()))
+            ->set('topmost_parent_id', $qb->createNamedParameter($comment->getTopmostParentId()))
+            ->set('children_count', $qb->createNamedParameter($comment->getChildrenCount()))
+            ->set('actor_type', $qb->createNamedParameter($comment->getActorType()))
+            ->set('actor_id', $qb->createNamedParameter($comment->getActorId()))
+            ->set('message', $qb->createNamedParameter($comment->getMessage()))
+            ->set('verb', $qb->createNamedParameter($comment->getVerb()))
+            ->set('creation_timestamp', $qb->createNamedParameter($comment->getCreationDateTime(), 'datetime'))
+            ->set('latest_child_timestamp', $qb->createNamedParameter($comment->getLatestChildDateTime(), 'datetime'))
+            ->set('object_type', $qb->createNamedParameter($comment->getObjectType()))
+            ->set('object_id', $qb->createNamedParameter($comment->getObjectId()))
+            ->where($qb->expr()->eq('id', $qb->createParameter('id')))
+            ->setParameter('id', $comment->getId())
+            ->execute();
+
+        if ($affectedRows === 0) {
+            throw new NotFoundException('Comment to update does ceased to exist');
+        }
+
+        $this->sendEvent(CommentsEvent::EVENT_UPDATE, $comment);
+
+        return $affectedRows > 0;
+    }
+
+    /**
+     * removes references to specific actor (e.g. on user delete) of a comment.
+     * The comment itself must not get lost/deleted.
+     *
+     * @param string $actorType the actor type (e.g. 'users')
+     * @param string $actorId a user id
+     * @return boolean
+     * @since 9.0.0
+     */
+    public function deleteReferencesOfActor($actorType, $actorId) {
+        $this->checkRoleParameters('Actor', $actorType, $actorId);
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $affectedRows = $qb
+            ->update('comments')
+            ->set('actor_type', $qb->createNamedParameter(ICommentsManager::DELETED_USER))
+            ->set('actor_id', $qb->createNamedParameter(ICommentsManager::DELETED_USER))
+            ->where($qb->expr()->eq('actor_type', $qb->createParameter('type')))
+            ->andWhere($qb->expr()->eq('actor_id', $qb->createParameter('id')))
+            ->setParameter('type', $actorType)
+            ->setParameter('id', $actorId)
+            ->execute();
+
+        $this->commentsCache = [];
+
+        return is_int($affectedRows);
+    }
+
+    /**
+     * deletes all comments made of a specific object (e.g. on file delete)
+     *
+     * @param string $objectType the object type (e.g. 'files')
+     * @param string $objectId e.g. the file id
+     * @return boolean
+     * @since 9.0.0
+     */
+    public function deleteCommentsAtObject($objectType, $objectId) {
+        $this->checkRoleParameters('Object', $objectType, $objectId);
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $affectedRows = $qb
+            ->delete('comments')
+            ->where($qb->expr()->eq('object_type', $qb->createParameter('type')))
+            ->andWhere($qb->expr()->eq('object_id', $qb->createParameter('id')))
+            ->setParameter('type', $objectType)
+            ->setParameter('id', $objectId)
+            ->execute();
+
+        $this->commentsCache = [];
+
+        return is_int($affectedRows);
+    }
+
+    /**
+     * deletes the read markers for the specified user
+     *
+     * @param \OCP\IUser $user
+     * @return bool
+     * @since 9.0.0
+     */
+    public function deleteReadMarksFromUser(IUser $user) {
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->delete('comments_read_markers')
+            ->where($qb->expr()->eq('user_id', $qb->createParameter('user_id')))
+            ->setParameter('user_id', $user->getUID());
+
+        try {
+            $affectedRows = $query->execute();
+        } catch (DriverException $e) {
+            $this->logger->logException($e, ['app' => 'core_comments']);
+            return false;
+        }
+        return ($affectedRows > 0);
+    }
+
+    /**
+     * sets the read marker for a given file to the specified date for the
+     * provided user
+     *
+     * @param string $objectType
+     * @param string $objectId
+     * @param \DateTime $dateTime
+     * @param IUser $user
+     * @since 9.0.0
+     * @suppress SqlInjectionChecker
+     */
+    public function setReadMark($objectType, $objectId, \DateTime $dateTime, IUser $user) {
+        $this->checkRoleParameters('Object', $objectType, $objectId);
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $values = [
+            'user_id' => $qb->createNamedParameter($user->getUID()),
+            'marker_datetime' => $qb->createNamedParameter($dateTime, 'datetime'),
+            'object_type' => $qb->createNamedParameter($objectType),
+            'object_id' => $qb->createNamedParameter($objectId),
+        ];
+
+        // Strategy: try to update, if this does not return affected rows, do an insert.
+        $affectedRows = $qb
+            ->update('comments_read_markers')
+            ->set('user_id', $values['user_id'])
+            ->set('marker_datetime', $values['marker_datetime'])
+            ->set('object_type', $values['object_type'])
+            ->set('object_id', $values['object_id'])
+            ->where($qb->expr()->eq('user_id', $qb->createParameter('user_id')))
+            ->andWhere($qb->expr()->eq('object_type', $qb->createParameter('object_type')))
+            ->andWhere($qb->expr()->eq('object_id', $qb->createParameter('object_id')))
+            ->setParameter('user_id', $user->getUID(), IQueryBuilder::PARAM_STR)
+            ->setParameter('object_type', $objectType, IQueryBuilder::PARAM_STR)
+            ->setParameter('object_id', $objectId, IQueryBuilder::PARAM_STR)
+            ->execute();
+
+        if ($affectedRows > 0) {
+            return;
+        }
+
+        $qb->insert('comments_read_markers')
+            ->values($values)
+            ->execute();
+    }
+
+    /**
+     * returns the read marker for a given file to the specified date for the
+     * provided user. It returns null, when the marker is not present, i.e.
+     * no comments were marked as read.
+     *
+     * @param string $objectType
+     * @param string $objectId
+     * @param IUser $user
+     * @return \DateTime|null
+     * @since 9.0.0
+     */
+    public function getReadMark($objectType, $objectId, IUser $user) {
+        $qb = $this->dbConn->getQueryBuilder();
+        $resultStatement = $qb->select('marker_datetime')
+            ->from('comments_read_markers')
+            ->where($qb->expr()->eq('user_id', $qb->createParameter('user_id')))
+            ->andWhere($qb->expr()->eq('object_type', $qb->createParameter('object_type')))
+            ->andWhere($qb->expr()->eq('object_id', $qb->createParameter('object_id')))
+            ->setParameter('user_id', $user->getUID(), IQueryBuilder::PARAM_STR)
+            ->setParameter('object_type', $objectType, IQueryBuilder::PARAM_STR)
+            ->setParameter('object_id', $objectId, IQueryBuilder::PARAM_STR)
+            ->execute();
+
+        $data = $resultStatement->fetch();
+        $resultStatement->closeCursor();
+        if (!$data || is_null($data['marker_datetime'])) {
+            return null;
+        }
+
+        return new \DateTime($data['marker_datetime']);
+    }
+
+    /**
+     * deletes the read markers on the specified object
+     *
+     * @param string $objectType
+     * @param string $objectId
+     * @return bool
+     * @since 9.0.0
+     */
+    public function deleteReadMarksOnObject($objectType, $objectId) {
+        $this->checkRoleParameters('Object', $objectType, $objectId);
+
+        $qb = $this->dbConn->getQueryBuilder();
+        $query = $qb->delete('comments_read_markers')
+            ->where($qb->expr()->eq('object_type', $qb->createParameter('object_type')))
+            ->andWhere($qb->expr()->eq('object_id', $qb->createParameter('object_id')))
+            ->setParameter('object_type', $objectType)
+            ->setParameter('object_id', $objectId);
+
+        try {
+            $affectedRows = $query->execute();
+        } catch (DriverException $e) {
+            $this->logger->logException($e, ['app' => 'core_comments']);
+            return false;
+        }
+        return ($affectedRows > 0);
+    }
+
+    /**
+     * registers an Entity to the manager, so event notifications can be send
+     * to consumers of the comments infrastructure
+     *
+     * @param \Closure $closure
+     */
+    public function registerEventHandler(\Closure $closure) {
+        $this->eventHandlerClosures[] = $closure;
+        $this->eventHandlers = [];
+    }
+
+    /**
+     * registers a method that resolves an ID to a display name for a given type
+     *
+     * @param string $type
+     * @param \Closure $closure
+     * @throws \OutOfBoundsException
+     * @since 11.0.0
+     *
+     * Only one resolver shall be registered per type. Otherwise a
+     * \OutOfBoundsException has to thrown.
+     */
+    public function registerDisplayNameResolver($type, \Closure $closure) {
+        if (!is_string($type)) {
+            throw new \InvalidArgumentException('String expected.');
+        }
+        if (isset($this->displayNameResolvers[$type])) {
+            throw new \OutOfBoundsException('Displayname resolver for this type already registered');
+        }
+        $this->displayNameResolvers[$type] = $closure;
+    }
+
+    /**
+     * resolves a given ID of a given Type to a display name.
+     *
+     * @param string $type
+     * @param string $id
+     * @return string
+     * @throws \OutOfBoundsException
+     * @since 11.0.0
+     *
+     * If a provided type was not registered, an \OutOfBoundsException shall
+     * be thrown. It is upon the resolver discretion what to return of the
+     * provided ID is unknown. It must be ensured that a string is returned.
+     */
+    public function resolveDisplayName($type, $id) {
+        if (!is_string($type)) {
+            throw new \InvalidArgumentException('String expected.');
+        }
+        if (!isset($this->displayNameResolvers[$type])) {
+            throw new \OutOfBoundsException('No Displayname resolver for this type registered');
+        }
+        return (string)$this->displayNameResolvers[$type]($id);
+    }
+
+    /**
+     * returns valid, registered entities
+     *
+     * @return \OCP\Comments\ICommentsEventHandler[]
+     */
+    private function getEventHandlers() {
+        if (!empty($this->eventHandlers)) {
+            return $this->eventHandlers;
+        }
+
+        $this->eventHandlers = [];
+        foreach ($this->eventHandlerClosures as $name => $closure) {
+            $entity = $closure();
+            if (!($entity instanceof ICommentsEventHandler)) {
+                throw new \InvalidArgumentException('The given entity does not implement the ICommentsEntity interface');
+            }
+            $this->eventHandlers[$name] = $entity;
+        }
+
+        return $this->eventHandlers;
+    }
+
+    /**
+     * sends notifications to the registered entities
+     *
+     * @param $eventType
+     * @param IComment $comment
+     */
+    private function sendEvent($eventType, IComment $comment) {
+        $entities = $this->getEventHandlers();
+        $event = new CommentsEvent($eventType, $comment);
+        foreach ($entities as $entity) {
+            $entity->handle($event);
+        }
+    }
 }

Spacing +13 added lines, -13 removed lines

@@ -87,14 +87,14 @@ 
 	 * @return array
 	 */
 	protected function normalizeDatabaseData(array $data) {
-		$data['id'] = (string)$data['id'];
-		$data['parent_id'] = (string)$data['parent_id'];
-		$data['topmost_parent_id'] = (string)$data['topmost_parent_id'];
+		$data['id'] = (string) $data['id'];
+		$data['parent_id'] = (string) $data['parent_id'];
+		$data['topmost_parent_id'] = (string) $data['topmost_parent_id'];
 		$data['creation_timestamp'] = new \DateTime($data['creation_timestamp']);
 		if (!is_null($data['latest_child_timestamp'])) {
 			$data['latest_child_timestamp'] = new \DateTime($data['latest_child_timestamp']);
 		}
-		$data['children_count'] = (int)$data['children_count'];
+		$data['children_count'] = (int) $data['children_count'];
 		return $data;
 	}
 
@@ -171,7 +171,7 @@ 
 		$resultStatement = $query->execute();
 		$data = $resultStatement->fetch(\PDO::FETCH_NUM);
 		$resultStatement->closeCursor();
-		$children = (int)$data[0];
+		$children = (int) $data[0];
 
 		$comment = $this->get($id);
 		$comment->setChildrenCount($children);
@@ -193,7 +193,7 @@ 
 			!is_string($type) || empty($type)
 			|| !is_string($id) || empty($id)
 		) {
-			throw new \InvalidArgumentException($role . ' parameters must be string and not empty');
+			throw new \InvalidArgumentException($role.' parameters must be string and not empty');
 		}
 	}
 
@@ -207,7 +207,7 @@ 
 		if (empty($id)) {
 			return;
 		}
-		$this->commentsCache[(string)$id] = $comment;
+		$this->commentsCache[(string) $id] = $comment;
 	}
 
 	/**
@@ -216,7 +216,7 @@ 
 	 * @param mixed $id the comment's id
 	 */
 	protected function uncache($id) {
-		$id = (string)$id;
+		$id = (string) $id;
 		if (isset($this->commentsCache[$id])) {
 			unset($this->commentsCache[$id]);
 		}
@@ -232,7 +232,7 @@ 
 	 * @since 9.0.0
 	 */
 	public function get($id) {
-		if ((int)$id === 0) {
+		if ((int) $id === 0) {
 			throw new \InvalidArgumentException('IDs must be translatable to a number in this implementation.');
 		}
 
@@ -402,7 +402,7 @@ 
 		$resultStatement = $query->execute();
 		$data = $resultStatement->fetch(\PDO::FETCH_NUM);
 		$resultStatement->closeCursor();
-		return (int)$data[0];
+		return (int) $data[0];
 	}
 
 	/**
@@ -416,7 +416,7 @@ 
 		$qb = $this->dbConn->getQueryBuilder();
 		$query = $qb->select('f.fileid')
 			->selectAlias(
-				$qb->createFunction('COUNT(' . $qb->getColumnName('c.id') . ')'),
+				$qb->createFunction('COUNT('.$qb->getColumnName('c.id').')'),
 				'num_ids'
 			)
 			->from('comments', 'c')
@@ -569,7 +569,7 @@ 
 			->execute();
 
 		if ($affectedRows > 0) {
-			$comment->setId((string)$qb->getLastInsertId());
+			$comment->setId((string) $qb->getLastInsertId());
 			$this->sendEvent(CommentsEvent::EVENT_ADD, $comment);
 		}
 
@@ -849,7 +849,7 @@ 
 		if (!isset($this->displayNameResolvers[$type])) {
 			throw new \OutOfBoundsException('No Displayname resolver for this type registered');
 		}
-		return (string)$this->displayNameResolvers[$type]($id);
+		return (string) $this->displayNameResolvers[$type]($id);
 	}
 
 	/**

core/Command/Integrity/CheckApp.php

Indentation +31 added lines, -31 removed lines

@@ -36,39 +36,39 @@
  */
 class CheckApp extends Base {
 
-	/**
-	 * @var Checker
-	 */
-	private $checker;
+    /**
+     * @var Checker
+     */
+    private $checker;
 
-	public function __construct(Checker $checker) {
-		parent::__construct();
-		$this->checker = $checker;
-	}
+    public function __construct(Checker $checker) {
+        parent::__construct();
+        $this->checker = $checker;
+    }
 	
-	/**
-	 * {@inheritdoc }
-	 */
-	protected function configure() {
-		parent::configure();
-		$this
-			->setName('integrity:check-app')
-			->setDescription('Check integrity of an app using a signature.')
-			->addArgument('appid', null, InputArgument::REQUIRED, 'Application to check')
-			->addOption('path', null, InputOption::VALUE_OPTIONAL, 'Path to application. If none is given it will be guessed.');
-	}
+    /**
+     * {@inheritdoc }
+     */
+    protected function configure() {
+        parent::configure();
+        $this
+            ->setName('integrity:check-app')
+            ->setDescription('Check integrity of an app using a signature.')
+            ->addArgument('appid', null, InputArgument::REQUIRED, 'Application to check')
+            ->addOption('path', null, InputOption::VALUE_OPTIONAL, 'Path to application. If none is given it will be guessed.');
+    }
 
-	/**
-	 * {@inheritdoc }
-	 */
-	protected function execute(InputInterface $input, OutputInterface $output) {
-		$appid = $input->getArgument('appid');
-		$path = (string)$input->getOption('path');
-		$result = $this->checker->verifyAppSignature($appid, $path);
-		$this->writeArrayInOutputFormat($input, $output, $result);
-		if (count($result)>0){
-			return 1;
-		}
-	}
+    /**
+     * {@inheritdoc }
+     */
+    protected function execute(InputInterface $input, OutputInterface $output) {
+        $appid = $input->getArgument('appid');
+        $path = (string)$input->getOption('path');
+        $result = $this->checker->verifyAppSignature($appid, $path);
+        $this->writeArrayInOutputFormat($input, $output, $result);
+        if (count($result)>0){
+            return 1;
+        }
+    }
 
 }

Spacing +2 added lines, -2 removed lines

@@ -63,10 +63,10 @@
 	 */
 	protected function execute(InputInterface $input, OutputInterface $output) {
 		$appid = $input->getArgument('appid');
-		$path = (string)$input->getOption('path');
+		$path = (string) $input->getOption('path');
 		$result = $this->checker->verifyAppSignature($appid, $path);
 		$this->writeArrayInOutputFormat($input, $output, $result);
-		if (count($result)>0){
+		if (count($result) > 0) {
 			return 1;
 		}
 	}

lib/public/Collaboration/Collaborators/SearchResultType.php

Indentation +34 added lines, -34 removed lines

@@ -30,44 +30,44 @@
  * @since 13.0.0
  */
 class SearchResultType {
-	/** @var string  */
-	protected $label;
+    /** @var string  */
+    protected $label;
 
-	/**
-	 * SearchResultType constructor.
-	 *
-	 * @param string $label
-	 * @since 13.0.0
-	 */
-	public function __construct($label) {
-		$this->label = $this->getValidatedType($label);
-	}
+    /**
+     * SearchResultType constructor.
+     *
+     * @param string $label
+     * @since 13.0.0
+     */
+    public function __construct($label) {
+        $this->label = $this->getValidatedType($label);
+    }
 
-	/**
-	 * @return string
-	 * @since 13.0.0
-	 */
-	public function getLabel() {
-		return $this->label;
-	}
+    /**
+     * @return string
+     * @since 13.0.0
+     */
+    public function getLabel() {
+        return $this->label;
+    }
 
-	/**
-	 * @param $type
-	 * @return string
-	 * @throws \InvalidArgumentException
-	 * @since 13.0.0
-	 */
-	protected function getValidatedType($type) {
-		$type = trim((string)$type);
+    /**
+     * @param $type
+     * @return string
+     * @throws \InvalidArgumentException
+     * @since 13.0.0
+     */
+    protected function getValidatedType($type) {
+        $type = trim((string)$type);
 
-		if($type === '') {
-			throw new \InvalidArgumentException('Type must not be empty');
-		}
+        if($type === '') {
+            throw new \InvalidArgumentException('Type must not be empty');
+        }
 
-		if($type === 'exact') {
-			throw new \InvalidArgumentException('Provided type is a reserved word');
-		}
+        if($type === 'exact') {
+            throw new \InvalidArgumentException('Provided type is a reserved word');
+        }
 
-		return $type;
-	}
+        return $type;
+    }
 }

Spacing +3 added lines, -3 removed lines

@@ -58,13 +58,13 @@
 	 * @since 13.0.0
 	 */
 	protected function getValidatedType($type) {
-		$type = trim((string)$type);
+		$type = trim((string) $type);
 
-		if($type === '') {
+		if ($type === '') {
 			throw new \InvalidArgumentException('Type must not be empty');
 		}
 
-		if($type === 'exact') {
+		if ($type === 'exact') {
 			throw new \InvalidArgumentException('Provided type is a reserved word');
 		}
 

lib/private/LargeFileHelper.php

Indentation +158 added lines, -158 removed lines

@@ -31,172 +31,172 @@
  * Helper class for large files on 32-bit platforms.
  */
 class LargeFileHelper {
-	/**
-	* pow(2, 53) as a base-10 string.
-	* @var string
-	*/
-	const POW_2_53 = '9007199254740992';
+    /**
+     * pow(2, 53) as a base-10 string.
+     * @var string
+     */
+    const POW_2_53 = '9007199254740992';
 
-	/**
-	* pow(2, 53) - 1 as a base-10 string.
-	* @var string
-	*/
-	const POW_2_53_MINUS_1 = '9007199254740991';
+    /**
+     * pow(2, 53) - 1 as a base-10 string.
+     * @var string
+     */
+    const POW_2_53_MINUS_1 = '9007199254740991';
 
-	/**
-	* @brief Checks whether our assumptions hold on the PHP platform we are on.
-	*
-	* @throws \RunTimeException if our assumptions do not hold on the current
-	*                           PHP platform.
-	*/
-	public function __construct() {
-		$pow_2_53 = (float)self::POW_2_53_MINUS_1 + 1.0;
-		if ($this->formatUnsignedInteger($pow_2_53) !== self::POW_2_53) {
-			throw new \RuntimeException(
-				'This class assumes floats to be double precision or "better".'
-			);
-		}
-	}
+    /**
+     * @brief Checks whether our assumptions hold on the PHP platform we are on.
+     *
+     * @throws \RunTimeException if our assumptions do not hold on the current
+     *                           PHP platform.
+     */
+    public function __construct() {
+        $pow_2_53 = (float)self::POW_2_53_MINUS_1 + 1.0;
+        if ($this->formatUnsignedInteger($pow_2_53) !== self::POW_2_53) {
+            throw new \RuntimeException(
+                'This class assumes floats to be double precision or "better".'
+            );
+        }
+    }
 
-	/**
-	* @brief Formats a signed integer or float as an unsigned integer base-10
-	*        string. Passed strings will be checked for being base-10.
-	*
-	* @param int|float|string $number Number containing unsigned integer data
-	*
-	* @throws \UnexpectedValueException if $number is not a float, not an int
-	*                                   and not a base-10 string.
-	*
-	* @return string Unsigned integer base-10 string
-	*/
-	public function formatUnsignedInteger($number) {
-		if (is_float($number)) {
-			// Undo the effect of the php.ini setting 'precision'.
-			return number_format($number, 0, '', '');
-		} else if (is_string($number) && ctype_digit($number)) {
-			return $number;
-		} else if (is_int($number)) {
-			// Interpret signed integer as unsigned integer.
-			return sprintf('%u', $number);
-		} else {
-			throw new \UnexpectedValueException(
-				'Expected int, float or base-10 string'
-			);
-		}
-	}
+    /**
+     * @brief Formats a signed integer or float as an unsigned integer base-10
+     *        string. Passed strings will be checked for being base-10.
+     *
+     * @param int|float|string $number Number containing unsigned integer data
+     *
+     * @throws \UnexpectedValueException if $number is not a float, not an int
+     *                                   and not a base-10 string.
+     *
+     * @return string Unsigned integer base-10 string
+     */
+    public function formatUnsignedInteger($number) {
+        if (is_float($number)) {
+            // Undo the effect of the php.ini setting 'precision'.
+            return number_format($number, 0, '', '');
+        } else if (is_string($number) && ctype_digit($number)) {
+            return $number;
+        } else if (is_int($number)) {
+            // Interpret signed integer as unsigned integer.
+            return sprintf('%u', $number);
+        } else {
+            throw new \UnexpectedValueException(
+                'Expected int, float or base-10 string'
+            );
+        }
+    }
 
-	/**
-	* @brief Tries to get the size of a file via various workarounds that
-	*        even work for large files on 32-bit platforms.
-	*
-	* @param string $filename Path to the file.
-	*
-	* @return null|int|float Number of bytes as number (float or int) or
-	*                        null on failure.
-	*/
-	public function getFileSize($filename) {
-		$fileSize = $this->getFileSizeViaCurl($filename);
-		if (!is_null($fileSize)) {
-			return $fileSize;
-		}
-		$fileSize = $this->getFileSizeViaExec($filename);
-		if (!is_null($fileSize)) {
-			return $fileSize;
-		}
-		return $this->getFileSizeNative($filename);
-	}
+    /**
+     * @brief Tries to get the size of a file via various workarounds that
+     *        even work for large files on 32-bit platforms.
+     *
+     * @param string $filename Path to the file.
+     *
+     * @return null|int|float Number of bytes as number (float or int) or
+     *                        null on failure.
+     */
+    public function getFileSize($filename) {
+        $fileSize = $this->getFileSizeViaCurl($filename);
+        if (!is_null($fileSize)) {
+            return $fileSize;
+        }
+        $fileSize = $this->getFileSizeViaExec($filename);
+        if (!is_null($fileSize)) {
+            return $fileSize;
+        }
+        return $this->getFileSizeNative($filename);
+    }
 
-	/**
-	* @brief Tries to get the size of a file via a CURL HEAD request.
-	*
-	* @param string $fileName Path to the file.
-	*
-	* @return null|int|float Number of bytes as number (float or int) or
-	*                        null on failure.
-	*/
-	public function getFileSizeViaCurl($fileName) {
-		if (\OC::$server->getIniWrapper()->getString('open_basedir') === '') {
-			$encodedFileName = rawurlencode($fileName);
-			$ch = curl_init("file://$encodedFileName");
-			curl_setopt($ch, CURLOPT_NOBODY, true);
-			curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
-			curl_setopt($ch, CURLOPT_HEADER, true);
-			$data = curl_exec($ch);
-			curl_close($ch);
-			if ($data !== false) {
-				$matches = array();
-				preg_match('/Content-Length: (\d+)/', $data, $matches);
-				if (isset($matches[1])) {
-					return 0 + $matches[1];
-				}
-			}
-		}
-		return null;
-	}
+    /**
+     * @brief Tries to get the size of a file via a CURL HEAD request.
+     *
+     * @param string $fileName Path to the file.
+     *
+     * @return null|int|float Number of bytes as number (float or int) or
+     *                        null on failure.
+     */
+    public function getFileSizeViaCurl($fileName) {
+        if (\OC::$server->getIniWrapper()->getString('open_basedir') === '') {
+            $encodedFileName = rawurlencode($fileName);
+            $ch = curl_init("file://$encodedFileName");
+            curl_setopt($ch, CURLOPT_NOBODY, true);
+            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+            curl_setopt($ch, CURLOPT_HEADER, true);
+            $data = curl_exec($ch);
+            curl_close($ch);
+            if ($data !== false) {
+                $matches = array();
+                preg_match('/Content-Length: (\d+)/', $data, $matches);
+                if (isset($matches[1])) {
+                    return 0 + $matches[1];
+                }
+            }
+        }
+        return null;
+    }
 
-	/**
-	* @brief Tries to get the size of a file via an exec() call.
-	*
-	* @param string $filename Path to the file.
-	*
-	* @return null|int|float Number of bytes as number (float or int) or
-	*                        null on failure.
-	*/
-	public function getFileSizeViaExec($filename) {
-		if (\OC_Helper::is_function_enabled('exec')) {
-			$os = strtolower(php_uname('s'));
-			$arg = escapeshellarg($filename);
-			$result = null;
-			if (strpos($os, 'linux') !== false) {
-				$result = $this->exec("stat -c %s $arg");
-			} else if (strpos($os, 'bsd') !== false || strpos($os, 'darwin') !== false) {
-				$result = $this->exec("stat -f %z $arg");
-			}
-			return $result;
-		}
-		return null;
-	}
+    /**
+     * @brief Tries to get the size of a file via an exec() call.
+     *
+     * @param string $filename Path to the file.
+     *
+     * @return null|int|float Number of bytes as number (float or int) or
+     *                        null on failure.
+     */
+    public function getFileSizeViaExec($filename) {
+        if (\OC_Helper::is_function_enabled('exec')) {
+            $os = strtolower(php_uname('s'));
+            $arg = escapeshellarg($filename);
+            $result = null;
+            if (strpos($os, 'linux') !== false) {
+                $result = $this->exec("stat -c %s $arg");
+            } else if (strpos($os, 'bsd') !== false || strpos($os, 'darwin') !== false) {
+                $result = $this->exec("stat -f %z $arg");
+            }
+            return $result;
+        }
+        return null;
+    }
 
-	/**
-	* @brief Gets the size of a file via a filesize() call and converts
-	*        negative signed int to positive float. As the result of filesize()
-	*        will wrap around after a file size of 2^32 bytes = 4 GiB, this
-	*        should only be used as a last resort.
-	*
-	* @param string $filename Path to the file.
-	*
-	* @return int|float Number of bytes as number (float or int).
-	*/
-	public function getFileSizeNative($filename) {
-		$result = filesize($filename);
-		if ($result < 0) {
-			// For file sizes between 2 GiB and 4 GiB, filesize() will return a
-			// negative int, as the PHP data type int is signed. Interpret the
-			// returned int as an unsigned integer and put it into a float.
-			return (float) sprintf('%u', $result);
-		}
-		return $result;
-	}
+    /**
+     * @brief Gets the size of a file via a filesize() call and converts
+     *        negative signed int to positive float. As the result of filesize()
+     *        will wrap around after a file size of 2^32 bytes = 4 GiB, this
+     *        should only be used as a last resort.
+     *
+     * @param string $filename Path to the file.
+     *
+     * @return int|float Number of bytes as number (float or int).
+     */
+    public function getFileSizeNative($filename) {
+        $result = filesize($filename);
+        if ($result < 0) {
+            // For file sizes between 2 GiB and 4 GiB, filesize() will return a
+            // negative int, as the PHP data type int is signed. Interpret the
+            // returned int as an unsigned integer and put it into a float.
+            return (float) sprintf('%u', $result);
+        }
+        return $result;
+    }
 
-	/**
-	 * Returns the current mtime for $fullPath
-	 *
-	 * @param string $fullPath
-	 * @return int
-	 */
-	public function getFileMtime($fullPath) {
-		if (\OC_Helper::is_function_enabled('exec')) {
-			$os = strtolower(php_uname('s'));
-			if (strpos($os, 'linux') !== false) {
-				return $this->exec('stat -c %Y ' . escapeshellarg($fullPath));
-			}
-		}
+    /**
+     * Returns the current mtime for $fullPath
+     *
+     * @param string $fullPath
+     * @return int
+     */
+    public function getFileMtime($fullPath) {
+        if (\OC_Helper::is_function_enabled('exec')) {
+            $os = strtolower(php_uname('s'));
+            if (strpos($os, 'linux') !== false) {
+                return $this->exec('stat -c %Y ' . escapeshellarg($fullPath));
+            }
+        }
 
-		return filemtime($fullPath);
-	}
+        return filemtime($fullPath);
+    }
 
-	protected function exec($cmd) {
-		$result = trim(exec($cmd));
-		return ctype_digit($result) ? 0 + $result : null;
-	}
+    protected function exec($cmd) {
+        $result = trim(exec($cmd));
+        return ctype_digit($result) ? 0 + $result : null;
+    }
 }

Spacing +2 added lines, -2 removed lines

@@ -50,7 +50,7 @@ 
 	*                           PHP platform.
 	*/
 	public function __construct() {
-		$pow_2_53 = (float)self::POW_2_53_MINUS_1 + 1.0;
+		$pow_2_53 = (float) self::POW_2_53_MINUS_1 + 1.0;
 		if ($this->formatUnsignedInteger($pow_2_53) !== self::POW_2_53) {
 			throw new \RuntimeException(
 				'This class assumes floats to be double precision or "better".'
@@ -188,7 +188,7 @@ 
 		if (\OC_Helper::is_function_enabled('exec')) {
 			$os = strtolower(php_uname('s'));
 			if (strpos($os, 'linux') !== false) {
-				return $this->exec('stat -c %Y ' . escapeshellarg($fullPath));
+				return $this->exec('stat -c %Y '.escapeshellarg($fullPath));
 			}
 		}
 

lib/private/Route/CachingRouter.php

Indentation +32 added lines, -32 removed lines

@@ -28,38 +28,38 @@
 use OCP\ILogger;
 
 class CachingRouter extends Router {
-	/**
-	 * @var \OCP\ICache
-	 */
-	protected $cache;
+    /**
+     * @var \OCP\ICache
+     */
+    protected $cache;
 
-	/**
-	 * @param \OCP\ICache $cache
-	 * @param ILogger $logger
-	 */
-	public function __construct($cache, ILogger $logger) {
-		$this->cache = $cache;
-		parent::__construct($logger);
-	}
+    /**
+     * @param \OCP\ICache $cache
+     * @param ILogger $logger
+     */
+    public function __construct($cache, ILogger $logger) {
+        $this->cache = $cache;
+        parent::__construct($logger);
+    }
 
-	/**
-	 * Generate url based on $name and $parameters
-	 *
-	 * @param string $name Name of the route to use.
-	 * @param array $parameters Parameters for the route
-	 * @param bool $absolute
-	 * @return string
-	 */
-	public function generate($name, $parameters = array(), $absolute = false) {
-		asort($parameters);
-		$key = $this->context->getHost() . '#' . $this->context->getBaseUrl() . $name . sha1(json_encode($parameters)) . (int)$absolute;
-		$cachedKey = $this->cache->get($key);
-		if ($cachedKey) {
-			return $cachedKey;
-		} else {
-			$url = parent::generate($name, $parameters, $absolute);
-			$this->cache->set($key, $url, 3600);
-			return $url;
-		}
-	}
+    /**
+     * Generate url based on $name and $parameters
+     *
+     * @param string $name Name of the route to use.
+     * @param array $parameters Parameters for the route
+     * @param bool $absolute
+     * @return string
+     */
+    public function generate($name, $parameters = array(), $absolute = false) {
+        asort($parameters);
+        $key = $this->context->getHost() . '#' . $this->context->getBaseUrl() . $name . sha1(json_encode($parameters)) . (int)$absolute;
+        $cachedKey = $this->cache->get($key);
+        if ($cachedKey) {
+            return $cachedKey;
+        } else {
+            $url = parent::generate($name, $parameters, $absolute);
+            $this->cache->set($key, $url, 3600);
+            return $url;
+        }
+    }
 }

Spacing +1 added lines, -1 removed lines

@@ -52,7 +52,7 @@
 	 */
 	public function generate($name, $parameters = array(), $absolute = false) {
 		asort($parameters);
-		$key = $this->context->getHost() . '#' . $this->context->getBaseUrl() . $name . sha1(json_encode($parameters)) . (int)$absolute;
+		$key = $this->context->getHost().'#'.$this->context->getBaseUrl().$name.sha1(json_encode($parameters)).(int) $absolute;
 		$cachedKey = $this->cache->get($key);
 		if ($cachedKey) {
 			return $cachedKey;

lib/private/Template/JSConfigHelper.php

Indentation +212 added lines, -212 removed lines

@@ -39,240 +39,240 @@
 
 class JSConfigHelper {
 
-	/** @var IL10N */
-	private $l;
+    /** @var IL10N */
+    private $l;
 
-	/** @var Defaults */
-	private $defaults;
+    /** @var Defaults */
+    private $defaults;
 
-	/** @var IAppManager */
-	private $appManager;
+    /** @var IAppManager */
+    private $appManager;
 
-	/** @var ISession */
-	private $session;
+    /** @var ISession */
+    private $session;
 
-	/** @var IUser|null */
-	private $currentUser;
+    /** @var IUser|null */
+    private $currentUser;
 
-	/** @var IConfig */
-	private $config;
+    /** @var IConfig */
+    private $config;
 
-	/** @var IGroupManager */
-	private $groupManager;
+    /** @var IGroupManager */
+    private $groupManager;
 
-	/** @var IniGetWrapper */
-	private $iniWrapper;
+    /** @var IniGetWrapper */
+    private $iniWrapper;
 
-	/** @var IURLGenerator */
-	private $urlGenerator;
+    /** @var IURLGenerator */
+    private $urlGenerator;
 
-	/**
-	 * @param IL10N $l
-	 * @param Defaults $defaults
-	 * @param IAppManager $appManager
-	 * @param ISession $session
-	 * @param IUser|null $currentUser
-	 * @param IConfig $config
-	 * @param IGroupManager $groupManager
-	 * @param IniGetWrapper $iniWrapper
-	 * @param IURLGenerator $urlGenerator
-	 */
-	public function __construct(IL10N $l,
-								Defaults $defaults,
-								IAppManager $appManager,
-								ISession $session,
-								$currentUser,
-								IConfig $config,
-								IGroupManager $groupManager,
-								IniGetWrapper $iniWrapper,
-								IURLGenerator $urlGenerator) {
-		$this->l = $l;
-		$this->defaults = $defaults;
-		$this->appManager = $appManager;
-		$this->session = $session;
-		$this->currentUser = $currentUser;
-		$this->config = $config;
-		$this->groupManager = $groupManager;
-		$this->iniWrapper = $iniWrapper;
-		$this->urlGenerator = $urlGenerator;
-	}
+    /**
+     * @param IL10N $l
+     * @param Defaults $defaults
+     * @param IAppManager $appManager
+     * @param ISession $session
+     * @param IUser|null $currentUser
+     * @param IConfig $config
+     * @param IGroupManager $groupManager
+     * @param IniGetWrapper $iniWrapper
+     * @param IURLGenerator $urlGenerator
+     */
+    public function __construct(IL10N $l,
+                                Defaults $defaults,
+                                IAppManager $appManager,
+                                ISession $session,
+                                $currentUser,
+                                IConfig $config,
+                                IGroupManager $groupManager,
+                                IniGetWrapper $iniWrapper,
+                                IURLGenerator $urlGenerator) {
+        $this->l = $l;
+        $this->defaults = $defaults;
+        $this->appManager = $appManager;
+        $this->session = $session;
+        $this->currentUser = $currentUser;
+        $this->config = $config;
+        $this->groupManager = $groupManager;
+        $this->iniWrapper = $iniWrapper;
+        $this->urlGenerator = $urlGenerator;
+    }
 
-	public function getConfig() {
+    public function getConfig() {
 
-		if ($this->currentUser !== null) {
-			$uid = $this->currentUser->getUID();
-			$userBackend = $this->currentUser->getBackendClassName();
-		} else {
-			$uid = null;
-			$userBackend = '';
-		}
+        if ($this->currentUser !== null) {
+            $uid = $this->currentUser->getUID();
+            $userBackend = $this->currentUser->getBackendClassName();
+        } else {
+            $uid = null;
+            $userBackend = '';
+        }
 
-		// Get the config
-		$apps_paths = [];
+        // Get the config
+        $apps_paths = [];
 
-		if ($this->currentUser === null) {
-			$apps = $this->appManager->getInstalledApps();
-		} else {
-			$apps = $this->appManager->getEnabledAppsForUser($this->currentUser);
-		}
+        if ($this->currentUser === null) {
+            $apps = $this->appManager->getInstalledApps();
+        } else {
+            $apps = $this->appManager->getEnabledAppsForUser($this->currentUser);
+        }
 
-		foreach($apps as $app) {
-			$apps_paths[$app] = \OC_App::getAppWebPath($app);
-		}
+        foreach($apps as $app) {
+            $apps_paths[$app] = \OC_App::getAppWebPath($app);
+        }
 
 
-		$enableLinkPasswordByDefault = $this->config->getAppValue('core', 'shareapi_enable_link_password_by_default', 'no');
-		$enableLinkPasswordByDefault = ($enableLinkPasswordByDefault === 'yes') ? true : false;
-		$defaultExpireDateEnabled = $this->config->getAppValue('core', 'shareapi_default_expire_date', 'no') === 'yes';
-		$defaultExpireDate = $enforceDefaultExpireDate = null;
-		if ($defaultExpireDateEnabled) {
-			$defaultExpireDate = (int) $this->config->getAppValue('core', 'shareapi_expire_after_n_days', '7');
-			$enforceDefaultExpireDate = $this->config->getAppValue('core', 'shareapi_enforce_expire_date', 'no') === 'yes';
-		}
-		$outgoingServer2serverShareEnabled = $this->config->getAppValue('files_sharing', 'outgoing_server2server_share_enabled', 'yes') === 'yes';
+        $enableLinkPasswordByDefault = $this->config->getAppValue('core', 'shareapi_enable_link_password_by_default', 'no');
+        $enableLinkPasswordByDefault = ($enableLinkPasswordByDefault === 'yes') ? true : false;
+        $defaultExpireDateEnabled = $this->config->getAppValue('core', 'shareapi_default_expire_date', 'no') === 'yes';
+        $defaultExpireDate = $enforceDefaultExpireDate = null;
+        if ($defaultExpireDateEnabled) {
+            $defaultExpireDate = (int) $this->config->getAppValue('core', 'shareapi_expire_after_n_days', '7');
+            $enforceDefaultExpireDate = $this->config->getAppValue('core', 'shareapi_enforce_expire_date', 'no') === 'yes';
+        }
+        $outgoingServer2serverShareEnabled = $this->config->getAppValue('files_sharing', 'outgoing_server2server_share_enabled', 'yes') === 'yes';
 
-		$countOfDataLocation = 0;
-		$dataLocation = str_replace(\OC::$SERVERROOT .'/', '', $this->config->getSystemValue('datadirectory', ''), $countOfDataLocation);
-		if($countOfDataLocation !== 1 || !$this->groupManager->isAdmin($uid)) {
-			$dataLocation = false;
-		}
+        $countOfDataLocation = 0;
+        $dataLocation = str_replace(\OC::$SERVERROOT .'/', '', $this->config->getSystemValue('datadirectory', ''), $countOfDataLocation);
+        if($countOfDataLocation !== 1 || !$this->groupManager->isAdmin($uid)) {
+            $dataLocation = false;
+        }
 
-		if ($this->currentUser instanceof IUser) {
-			$lastConfirmTimestamp = $this->session->get('last-password-confirm');
-			if (!is_int($lastConfirmTimestamp)) {
-				$lastConfirmTimestamp = 0;
-			}
-		} else {
-			$lastConfirmTimestamp = 0;
-		}
+        if ($this->currentUser instanceof IUser) {
+            $lastConfirmTimestamp = $this->session->get('last-password-confirm');
+            if (!is_int($lastConfirmTimestamp)) {
+                $lastConfirmTimestamp = 0;
+            }
+        } else {
+            $lastConfirmTimestamp = 0;
+        }
 
-		$array = [
-			"oc_debug" => $this->config->getSystemValue('debug', false) ? 'true' : 'false',
-			"oc_isadmin" => $this->groupManager->isAdmin($uid) ? 'true' : 'false',
-			"backendAllowsPasswordConfirmation" => $userBackend === 'user_saml'? 'false' : 'true',
-			"oc_dataURL" => is_string($dataLocation) ? "\"".$dataLocation."\"" : 'false',
-			"oc_webroot" => "\"".\OC::$WEBROOT."\"",
-			"oc_appswebroots" =>  str_replace('\\/', '/', json_encode($apps_paths)), // Ugly unescape slashes waiting for better solution
-			"datepickerFormatDate" => json_encode($this->l->l('jsdate', null)),
-			'nc_lastLogin' => $lastConfirmTimestamp,
-			'nc_pageLoad' => time(),
-			"dayNames" =>  json_encode([
-				(string)$this->l->t('Sunday'),
-				(string)$this->l->t('Monday'),
-				(string)$this->l->t('Tuesday'),
-				(string)$this->l->t('Wednesday'),
-				(string)$this->l->t('Thursday'),
-				(string)$this->l->t('Friday'),
-				(string)$this->l->t('Saturday')
-			]),
-			"dayNamesShort" =>  json_encode([
-				(string)$this->l->t('Sun.'),
-				(string)$this->l->t('Mon.'),
-				(string)$this->l->t('Tue.'),
-				(string)$this->l->t('Wed.'),
-				(string)$this->l->t('Thu.'),
-				(string)$this->l->t('Fri.'),
-				(string)$this->l->t('Sat.')
-			]),
-			"dayNamesMin" =>  json_encode([
-				(string)$this->l->t('Su'),
-				(string)$this->l->t('Mo'),
-				(string)$this->l->t('Tu'),
-				(string)$this->l->t('We'),
-				(string)$this->l->t('Th'),
-				(string)$this->l->t('Fr'),
-				(string)$this->l->t('Sa')
-			]),
-			"monthNames" => json_encode([
-				(string)$this->l->t('January'),
-				(string)$this->l->t('February'),
-				(string)$this->l->t('March'),
-				(string)$this->l->t('April'),
-				(string)$this->l->t('May'),
-				(string)$this->l->t('June'),
-				(string)$this->l->t('July'),
-				(string)$this->l->t('August'),
-				(string)$this->l->t('September'),
-				(string)$this->l->t('October'),
-				(string)$this->l->t('November'),
-				(string)$this->l->t('December')
-			]),
-			"monthNamesShort" => json_encode([
-				(string)$this->l->t('Jan.'),
-				(string)$this->l->t('Feb.'),
-				(string)$this->l->t('Mar.'),
-				(string)$this->l->t('Apr.'),
-				(string)$this->l->t('May.'),
-				(string)$this->l->t('Jun.'),
-				(string)$this->l->t('Jul.'),
-				(string)$this->l->t('Aug.'),
-				(string)$this->l->t('Sep.'),
-				(string)$this->l->t('Oct.'),
-				(string)$this->l->t('Nov.'),
-				(string)$this->l->t('Dec.')
-			]),
-			"firstDay" => json_encode($this->l->l('firstday', null)) ,
-			"oc_config" => json_encode([
-				'session_lifetime'	=> min($this->config->getSystemValue('session_lifetime', $this->iniWrapper->getNumeric('session.gc_maxlifetime')), $this->iniWrapper->getNumeric('session.gc_maxlifetime')),
-				'session_keepalive'	=> $this->config->getSystemValue('session_keepalive', true),
-				'version'			=> implode('.', \OCP\Util::getVersion()),
-				'versionstring'		=> \OC_Util::getVersionString(),
-				'enable_avatars'	=> true, // here for legacy reasons - to not crash existing code that relies on this value
-				'lost_password_link'=> $this->config->getSystemValue('lost_password_link', null),
-				'modRewriteWorking'	=> ($this->config->getSystemValue('htaccess.IgnoreFrontController', false) === true || getenv('front_controller_active') === 'true'),
-				'sharing.maxAutocompleteResults' => (int)$this->config->getSystemValue('sharing.maxAutocompleteResults', 0),
-				'sharing.minSearchStringLength' => (int)$this->config->getSystemValue('sharing.minSearchStringLength', 0),
-				'blacklist_files_regex' => \OCP\Files\FileInfo::BLACKLIST_FILES_REGEX,
-			]),
-			"oc_appconfig" => json_encode([
-				'core' => [
-					'defaultExpireDateEnabled' => $defaultExpireDateEnabled,
-					'defaultExpireDate' => $defaultExpireDate,
-					'defaultExpireDateEnforced' => $enforceDefaultExpireDate,
-					'enforcePasswordForPublicLink' => \OCP\Util::isPublicLinkPasswordRequired(),
-					'enableLinkPasswordByDefault' => $enableLinkPasswordByDefault,
-					'sharingDisabledForUser' => \OCP\Util::isSharingDisabledForUser(),
-					'resharingAllowed' => \OC\Share\Share::isResharingAllowed(),
-					'remoteShareAllowed' => $outgoingServer2serverShareEnabled,
-					'federatedCloudShareDoc' => $this->urlGenerator->linkToDocs('user-sharing-federated'),
-					'allowGroupSharing' => \OC::$server->getShareManager()->allowGroupSharing()
-				]
-			]),
-			"oc_defaults" => json_encode([
-				'entity' => $this->defaults->getEntity(),
-				'name' => $this->defaults->getName(),
-				'title' => $this->defaults->getTitle(),
-				'baseUrl' => $this->defaults->getBaseUrl(),
-				'syncClientUrl' => $this->defaults->getSyncClientUrl(),
-				'docBaseUrl' => $this->defaults->getDocBaseUrl(),
-				'docPlaceholderUrl' => $this->defaults->buildDocLinkToKey('PLACEHOLDER'),
-				'slogan' => $this->defaults->getSlogan(),
-				'logoClaim' => '',
-				'shortFooter' => $this->defaults->getShortFooter(),
-				'longFooter' => $this->defaults->getLongFooter(),
-				'folder' => \OC_Util::getTheme(),
-			]),
-		];
+        $array = [
+            "oc_debug" => $this->config->getSystemValue('debug', false) ? 'true' : 'false',
+            "oc_isadmin" => $this->groupManager->isAdmin($uid) ? 'true' : 'false',
+            "backendAllowsPasswordConfirmation" => $userBackend === 'user_saml'? 'false' : 'true',
+            "oc_dataURL" => is_string($dataLocation) ? "\"".$dataLocation."\"" : 'false',
+            "oc_webroot" => "\"".\OC::$WEBROOT."\"",
+            "oc_appswebroots" =>  str_replace('\\/', '/', json_encode($apps_paths)), // Ugly unescape slashes waiting for better solution
+            "datepickerFormatDate" => json_encode($this->l->l('jsdate', null)),
+            'nc_lastLogin' => $lastConfirmTimestamp,
+            'nc_pageLoad' => time(),
+            "dayNames" =>  json_encode([
+                (string)$this->l->t('Sunday'),
+                (string)$this->l->t('Monday'),
+                (string)$this->l->t('Tuesday'),
+                (string)$this->l->t('Wednesday'),
+                (string)$this->l->t('Thursday'),
+                (string)$this->l->t('Friday'),
+                (string)$this->l->t('Saturday')
+            ]),
+            "dayNamesShort" =>  json_encode([
+                (string)$this->l->t('Sun.'),
+                (string)$this->l->t('Mon.'),
+                (string)$this->l->t('Tue.'),
+                (string)$this->l->t('Wed.'),
+                (string)$this->l->t('Thu.'),
+                (string)$this->l->t('Fri.'),
+                (string)$this->l->t('Sat.')
+            ]),
+            "dayNamesMin" =>  json_encode([
+                (string)$this->l->t('Su'),
+                (string)$this->l->t('Mo'),
+                (string)$this->l->t('Tu'),
+                (string)$this->l->t('We'),
+                (string)$this->l->t('Th'),
+                (string)$this->l->t('Fr'),
+                (string)$this->l->t('Sa')
+            ]),
+            "monthNames" => json_encode([
+                (string)$this->l->t('January'),
+                (string)$this->l->t('February'),
+                (string)$this->l->t('March'),
+                (string)$this->l->t('April'),
+                (string)$this->l->t('May'),
+                (string)$this->l->t('June'),
+                (string)$this->l->t('July'),
+                (string)$this->l->t('August'),
+                (string)$this->l->t('September'),
+                (string)$this->l->t('October'),
+                (string)$this->l->t('November'),
+                (string)$this->l->t('December')
+            ]),
+            "monthNamesShort" => json_encode([
+                (string)$this->l->t('Jan.'),
+                (string)$this->l->t('Feb.'),
+                (string)$this->l->t('Mar.'),
+                (string)$this->l->t('Apr.'),
+                (string)$this->l->t('May.'),
+                (string)$this->l->t('Jun.'),
+                (string)$this->l->t('Jul.'),
+                (string)$this->l->t('Aug.'),
+                (string)$this->l->t('Sep.'),
+                (string)$this->l->t('Oct.'),
+                (string)$this->l->t('Nov.'),
+                (string)$this->l->t('Dec.')
+            ]),
+            "firstDay" => json_encode($this->l->l('firstday', null)) ,
+            "oc_config" => json_encode([
+                'session_lifetime'	=> min($this->config->getSystemValue('session_lifetime', $this->iniWrapper->getNumeric('session.gc_maxlifetime')), $this->iniWrapper->getNumeric('session.gc_maxlifetime')),
+                'session_keepalive'	=> $this->config->getSystemValue('session_keepalive', true),
+                'version'			=> implode('.', \OCP\Util::getVersion()),
+                'versionstring'		=> \OC_Util::getVersionString(),
+                'enable_avatars'	=> true, // here for legacy reasons - to not crash existing code that relies on this value
+                'lost_password_link'=> $this->config->getSystemValue('lost_password_link', null),
+                'modRewriteWorking'	=> ($this->config->getSystemValue('htaccess.IgnoreFrontController', false) === true || getenv('front_controller_active') === 'true'),
+                'sharing.maxAutocompleteResults' => (int)$this->config->getSystemValue('sharing.maxAutocompleteResults', 0),
+                'sharing.minSearchStringLength' => (int)$this->config->getSystemValue('sharing.minSearchStringLength', 0),
+                'blacklist_files_regex' => \OCP\Files\FileInfo::BLACKLIST_FILES_REGEX,
+            ]),
+            "oc_appconfig" => json_encode([
+                'core' => [
+                    'defaultExpireDateEnabled' => $defaultExpireDateEnabled,
+                    'defaultExpireDate' => $defaultExpireDate,
+                    'defaultExpireDateEnforced' => $enforceDefaultExpireDate,
+                    'enforcePasswordForPublicLink' => \OCP\Util::isPublicLinkPasswordRequired(),
+                    'enableLinkPasswordByDefault' => $enableLinkPasswordByDefault,
+                    'sharingDisabledForUser' => \OCP\Util::isSharingDisabledForUser(),
+                    'resharingAllowed' => \OC\Share\Share::isResharingAllowed(),
+                    'remoteShareAllowed' => $outgoingServer2serverShareEnabled,
+                    'federatedCloudShareDoc' => $this->urlGenerator->linkToDocs('user-sharing-federated'),
+                    'allowGroupSharing' => \OC::$server->getShareManager()->allowGroupSharing()
+                ]
+            ]),
+            "oc_defaults" => json_encode([
+                'entity' => $this->defaults->getEntity(),
+                'name' => $this->defaults->getName(),
+                'title' => $this->defaults->getTitle(),
+                'baseUrl' => $this->defaults->getBaseUrl(),
+                'syncClientUrl' => $this->defaults->getSyncClientUrl(),
+                'docBaseUrl' => $this->defaults->getDocBaseUrl(),
+                'docPlaceholderUrl' => $this->defaults->buildDocLinkToKey('PLACEHOLDER'),
+                'slogan' => $this->defaults->getSlogan(),
+                'logoClaim' => '',
+                'shortFooter' => $this->defaults->getShortFooter(),
+                'longFooter' => $this->defaults->getLongFooter(),
+                'folder' => \OC_Util::getTheme(),
+            ]),
+        ];
 
-		if ($this->currentUser !== null) {
-			$array['oc_userconfig'] = json_encode([
-				'avatar' => [
-					'version' => (int)$this->config->getUserValue($uid, 'avatar', 'version', 0),
-					'generated' => $this->config->getUserValue($uid, 'avatar', 'generated', 'true') === 'true',
-				]
-			]);
-		}
+        if ($this->currentUser !== null) {
+            $array['oc_userconfig'] = json_encode([
+                'avatar' => [
+                    'version' => (int)$this->config->getUserValue($uid, 'avatar', 'version', 0),
+                    'generated' => $this->config->getUserValue($uid, 'avatar', 'generated', 'true') === 'true',
+                ]
+            ]);
+        }
 
-		// Allow hooks to modify the output values
-		\OC_Hook::emit('\OCP\Config', 'js', array('array' => &$array));
+        // Allow hooks to modify the output values
+        \OC_Hook::emit('\OCP\Config', 'js', array('array' => &$array));
 
-		$result = '';
+        $result = '';
 
-		// Echo it
-		foreach ($array as  $setting => $value) {
-			$result .= 'var '. $setting . '='. $value . ';' . PHP_EOL;
-		}
+        // Echo it
+        foreach ($array as  $setting => $value) {
+            $result .= 'var '. $setting . '='. $value . ';' . PHP_EOL;
+        }
 
-		return $result;
-	}
+        return $result;
+    }
 }

Spacing +54 added lines, -54 removed lines

@@ -116,7 +116,7 @@ 
 			$apps = $this->appManager->getEnabledAppsForUser($this->currentUser);
 		}
 
-		foreach($apps as $app) {
+		foreach ($apps as $app) {
 			$apps_paths[$app] = \OC_App::getAppWebPath($app);
 		}
 
@@ -132,8 +132,8 @@ 
 		$outgoingServer2serverShareEnabled = $this->config->getAppValue('files_sharing', 'outgoing_server2server_share_enabled', 'yes') === 'yes';
 
 		$countOfDataLocation = 0;
-		$dataLocation = str_replace(\OC::$SERVERROOT .'/', '', $this->config->getSystemValue('datadirectory', ''), $countOfDataLocation);
-		if($countOfDataLocation !== 1 || !$this->groupManager->isAdmin($uid)) {
+		$dataLocation = str_replace(\OC::$SERVERROOT.'/', '', $this->config->getSystemValue('datadirectory', ''), $countOfDataLocation);
+		if ($countOfDataLocation !== 1 || !$this->groupManager->isAdmin($uid)) {
 			$dataLocation = false;
 		}
 
@@ -149,7 +149,7 @@ 
 		$array = [
 			"oc_debug" => $this->config->getSystemValue('debug', false) ? 'true' : 'false',
 			"oc_isadmin" => $this->groupManager->isAdmin($uid) ? 'true' : 'false',
-			"backendAllowsPasswordConfirmation" => $userBackend === 'user_saml'? 'false' : 'true',
+			"backendAllowsPasswordConfirmation" => $userBackend === 'user_saml' ? 'false' : 'true',
 			"oc_dataURL" => is_string($dataLocation) ? "\"".$dataLocation."\"" : 'false',
 			"oc_webroot" => "\"".\OC::$WEBROOT."\"",
 			"oc_appswebroots" =>  str_replace('\\/', '/', json_encode($apps_paths)), // Ugly unescape slashes waiting for better solution
@@ -157,61 +157,61 @@ 
 			'nc_lastLogin' => $lastConfirmTimestamp,
 			'nc_pageLoad' => time(),
 			"dayNames" =>  json_encode([
-				(string)$this->l->t('Sunday'),
-				(string)$this->l->t('Monday'),
-				(string)$this->l->t('Tuesday'),
-				(string)$this->l->t('Wednesday'),
-				(string)$this->l->t('Thursday'),
-				(string)$this->l->t('Friday'),
-				(string)$this->l->t('Saturday')
+				(string) $this->l->t('Sunday'),
+				(string) $this->l->t('Monday'),
+				(string) $this->l->t('Tuesday'),
+				(string) $this->l->t('Wednesday'),
+				(string) $this->l->t('Thursday'),
+				(string) $this->l->t('Friday'),
+				(string) $this->l->t('Saturday')
 			]),
 			"dayNamesShort" =>  json_encode([
-				(string)$this->l->t('Sun.'),
-				(string)$this->l->t('Mon.'),
-				(string)$this->l->t('Tue.'),
-				(string)$this->l->t('Wed.'),
-				(string)$this->l->t('Thu.'),
-				(string)$this->l->t('Fri.'),
-				(string)$this->l->t('Sat.')
+				(string) $this->l->t('Sun.'),
+				(string) $this->l->t('Mon.'),
+				(string) $this->l->t('Tue.'),
+				(string) $this->l->t('Wed.'),
+				(string) $this->l->t('Thu.'),
+				(string) $this->l->t('Fri.'),
+				(string) $this->l->t('Sat.')
 			]),
 			"dayNamesMin" =>  json_encode([
-				(string)$this->l->t('Su'),
-				(string)$this->l->t('Mo'),
-				(string)$this->l->t('Tu'),
-				(string)$this->l->t('We'),
-				(string)$this->l->t('Th'),
-				(string)$this->l->t('Fr'),
-				(string)$this->l->t('Sa')
+				(string) $this->l->t('Su'),
+				(string) $this->l->t('Mo'),
+				(string) $this->l->t('Tu'),
+				(string) $this->l->t('We'),
+				(string) $this->l->t('Th'),
+				(string) $this->l->t('Fr'),
+				(string) $this->l->t('Sa')
 			]),
 			"monthNames" => json_encode([
-				(string)$this->l->t('January'),
-				(string)$this->l->t('February'),
-				(string)$this->l->t('March'),
-				(string)$this->l->t('April'),
-				(string)$this->l->t('May'),
-				(string)$this->l->t('June'),
-				(string)$this->l->t('July'),
-				(string)$this->l->t('August'),
-				(string)$this->l->t('September'),
-				(string)$this->l->t('October'),
-				(string)$this->l->t('November'),
-				(string)$this->l->t('December')
+				(string) $this->l->t('January'),
+				(string) $this->l->t('February'),
+				(string) $this->l->t('March'),
+				(string) $this->l->t('April'),
+				(string) $this->l->t('May'),
+				(string) $this->l->t('June'),
+				(string) $this->l->t('July'),
+				(string) $this->l->t('August'),
+				(string) $this->l->t('September'),
+				(string) $this->l->t('October'),
+				(string) $this->l->t('November'),
+				(string) $this->l->t('December')
 			]),
 			"monthNamesShort" => json_encode([
-				(string)$this->l->t('Jan.'),
-				(string)$this->l->t('Feb.'),
-				(string)$this->l->t('Mar.'),
-				(string)$this->l->t('Apr.'),
-				(string)$this->l->t('May.'),
-				(string)$this->l->t('Jun.'),
-				(string)$this->l->t('Jul.'),
-				(string)$this->l->t('Aug.'),
-				(string)$this->l->t('Sep.'),
-				(string)$this->l->t('Oct.'),
-				(string)$this->l->t('Nov.'),
-				(string)$this->l->t('Dec.')
+				(string) $this->l->t('Jan.'),
+				(string) $this->l->t('Feb.'),
+				(string) $this->l->t('Mar.'),
+				(string) $this->l->t('Apr.'),
+				(string) $this->l->t('May.'),
+				(string) $this->l->t('Jun.'),
+				(string) $this->l->t('Jul.'),
+				(string) $this->l->t('Aug.'),
+				(string) $this->l->t('Sep.'),
+				(string) $this->l->t('Oct.'),
+				(string) $this->l->t('Nov.'),
+				(string) $this->l->t('Dec.')
 			]),
-			"firstDay" => json_encode($this->l->l('firstday', null)) ,
+			"firstDay" => json_encode($this->l->l('firstday', null)),
 			"oc_config" => json_encode([
 				'session_lifetime'	=> min($this->config->getSystemValue('session_lifetime', $this->iniWrapper->getNumeric('session.gc_maxlifetime')), $this->iniWrapper->getNumeric('session.gc_maxlifetime')),
 				'session_keepalive'	=> $this->config->getSystemValue('session_keepalive', true),
@@ -220,8 +220,8 @@ 
 				'enable_avatars'	=> true, // here for legacy reasons - to not crash existing code that relies on this value
 				'lost_password_link'=> $this->config->getSystemValue('lost_password_link', null),
 				'modRewriteWorking'	=> ($this->config->getSystemValue('htaccess.IgnoreFrontController', false) === true || getenv('front_controller_active') === 'true'),
-				'sharing.maxAutocompleteResults' => (int)$this->config->getSystemValue('sharing.maxAutocompleteResults', 0),
-				'sharing.minSearchStringLength' => (int)$this->config->getSystemValue('sharing.minSearchStringLength', 0),
+				'sharing.maxAutocompleteResults' => (int) $this->config->getSystemValue('sharing.maxAutocompleteResults', 0),
+				'sharing.minSearchStringLength' => (int) $this->config->getSystemValue('sharing.minSearchStringLength', 0),
 				'blacklist_files_regex' => \OCP\Files\FileInfo::BLACKLIST_FILES_REGEX,
 			]),
 			"oc_appconfig" => json_encode([
@@ -257,7 +257,7 @@ 
 		if ($this->currentUser !== null) {
 			$array['oc_userconfig'] = json_encode([
 				'avatar' => [
-					'version' => (int)$this->config->getUserValue($uid, 'avatar', 'version', 0),
+					'version' => (int) $this->config->getUserValue($uid, 'avatar', 'version', 0),
 					'generated' => $this->config->getUserValue($uid, 'avatar', 'generated', 'true') === 'true',
 				]
 			]);
@@ -270,7 +270,7 @@ 
 
 		// Echo it
 		foreach ($array as  $setting => $value) {
-			$result .= 'var '. $setting . '='. $value . ';' . PHP_EOL;
+			$result .= 'var '.$setting.'='.$value.';'.PHP_EOL;
 		}
 
 		return $result;

lib/private/legacy/files.php

Indentation +388 added lines, -388 removed lines

@@ -48,396 +48,396 @@
  *
  */
 class OC_Files {
-	const FILE = 1;
-	const ZIP_FILES = 2;
-	const ZIP_DIR = 3;
-
-	const UPLOAD_MIN_LIMIT_BYTES = 1048576; // 1 MiB
-
-
-	private static $multipartBoundary = '';
-
-	/**
-	 * @return string
-	 */
-	private static function getBoundary() {
-		if (empty(self::$multipartBoundary)) {
-			self::$multipartBoundary = md5(mt_rand());
-		}
-		return self::$multipartBoundary;
-	}
-
-	/**
-	 * @param string $filename
-	 * @param string $name
-	 * @param array $rangeArray ('from'=>int,'to'=>int), ...
-	 */
-	private static function sendHeaders($filename, $name, array $rangeArray) {
-		OC_Response::setContentDispositionHeader($name, 'attachment');
-		header('Content-Transfer-Encoding: binary', true);
-		OC_Response::disableCaching();
-		$fileSize = \OC\Files\Filesystem::filesize($filename);
-		$type = \OC::$server->getMimeTypeDetector()->getSecureMimeType(\OC\Files\Filesystem::getMimeType($filename));
-		if ($fileSize > -1) {
-			if (!empty($rangeArray)) {
-			    header('HTTP/1.1 206 Partial Content', true);
-			    header('Accept-Ranges: bytes', true);
-			    if (count($rangeArray) > 1) {
-				$type = 'multipart/byteranges; boundary='.self::getBoundary();
-				// no Content-Length header here
-			    }
-			    else {
-				header(sprintf('Content-Range: bytes %d-%d/%d', $rangeArray[0]['from'], $rangeArray[0]['to'], $fileSize), true);
-				OC_Response::setContentLengthHeader($rangeArray[0]['to'] - $rangeArray[0]['from'] + 1);
-			    }
-			}
-			else {
-			    OC_Response::setContentLengthHeader($fileSize);
-			}
-		}
-		header('Content-Type: '.$type, true);
-	}
-
-	/**
-	 * return the content of a file or return a zip file containing multiple files
-	 *
-	 * @param string $dir
-	 * @param string $files ; separated list of files to download
-	 * @param array $params ; 'head' boolean to only send header of the request ; 'range' http range header
-	 */
-	public static function get($dir, $files, $params = null) {
-
-		$view = \OC\Files\Filesystem::getView();
-		$getType = self::FILE;
-		$filename = $dir;
-		try {
-
-			if (is_array($files) && count($files) === 1) {
-				$files = $files[0];
-			}
-
-			if (!is_array($files)) {
-				$filename = $dir . '/' . $files;
-				if (!$view->is_dir($filename)) {
-					self::getSingleFile($view, $dir, $files, is_null($params) ? array() : $params);
-					return;
-				}
-			}
-
-			$name = 'download';
-			if (is_array($files)) {
-				$getType = self::ZIP_FILES;
-				$basename = basename($dir);
-				if ($basename) {
-					$name = $basename;
-				}
-
-				$filename = $dir . '/' . $name;
-			} else {
-				$filename = $dir . '/' . $files;
-				$getType = self::ZIP_DIR;
-				// downloading root ?
-				if ($files !== '') {
-					$name = $files;
-				}
-			}
-
-			$streamer = new Streamer();
-			OC_Util::obEnd();
-
-			self::lockFiles($view, $dir, $files);
-
-			$streamer->sendHeaders($name);
-			$executionTime = (int)OC::$server->getIniWrapper()->getNumeric('max_execution_time');
-			if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
-				@set_time_limit(0);
-			}
-			ignore_user_abort(true);
-			if ($getType === self::ZIP_FILES) {
-				foreach ($files as $file) {
-					$file = $dir . '/' . $file;
-					if (\OC\Files\Filesystem::is_file($file)) {
-						$fileSize = \OC\Files\Filesystem::filesize($file);
-						$fileTime = \OC\Files\Filesystem::filemtime($file);
-						$fh = \OC\Files\Filesystem::fopen($file, 'r');
-						$streamer->addFileFromStream($fh, basename($file), $fileSize, $fileTime);
-						fclose($fh);
-					} elseif (\OC\Files\Filesystem::is_dir($file)) {
-						$streamer->addDirRecursive($file);
-					}
-				}
-			} elseif ($getType === self::ZIP_DIR) {
-				$file = $dir . '/' . $files;
-				$streamer->addDirRecursive($file);
-			}
-			$streamer->finalize();
-			set_time_limit($executionTime);
-			self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
-		} catch (\OCP\Lock\LockedException $ex) {
-			self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
-			OC::$server->getLogger()->logException($ex);
-			$l = \OC::$server->getL10N('core');
-			$hint = method_exists($ex, 'getHint') ? $ex->getHint() : '';
-			\OC_Template::printErrorPage($l->t('File is currently busy, please try again later'), $hint);
-		} catch (\OCP\Files\ForbiddenException $ex) {
-			self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
-			OC::$server->getLogger()->logException($ex);
-			$l = \OC::$server->getL10N('core');
-			\OC_Template::printErrorPage($l->t('Can\'t read file'), $ex->getMessage());
-		} catch (\Exception $ex) {
-			self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
-			OC::$server->getLogger()->logException($ex);
-			$l = \OC::$server->getL10N('core');
-			$hint = method_exists($ex, 'getHint') ? $ex->getHint() : '';
-			\OC_Template::printErrorPage($l->t('Can\'t read file'), $hint);
-		}
-	}
-
-	/**
-	 * @param string $rangeHeaderPos
-	 * @param int $fileSize
-	 * @return array $rangeArray ('from'=>int,'to'=>int), ...
-	 */
-	private static function parseHttpRangeHeader($rangeHeaderPos, $fileSize) {
-		$rArray=explode(',', $rangeHeaderPos);
-		$minOffset = 0;
-		$ind = 0;
-
-		$rangeArray = array();
-
-		foreach ($rArray as $value) {
-			$ranges = explode('-', $value);
-			if (is_numeric($ranges[0])) {
-				if ($ranges[0] < $minOffset) { // case: bytes=500-700,601-999
-					$ranges[0] = $minOffset;
-				}
-				if ($ind > 0 && $rangeArray[$ind-1]['to']+1 == $ranges[0]) { // case: bytes=500-600,601-999
-					$ind--;
-					$ranges[0] = $rangeArray[$ind]['from'];
-				}
-			}
-
-			if (is_numeric($ranges[0]) && is_numeric($ranges[1]) && $ranges[0] < $fileSize && $ranges[0] <= $ranges[1]) {
-				// case: x-x
-				if ($ranges[1] >= $fileSize) {
-					$ranges[1] = $fileSize-1;
-				}
-				$rangeArray[$ind++] = array( 'from' => $ranges[0], 'to' => $ranges[1], 'size' => $fileSize );
-				$minOffset = $ranges[1] + 1;
-				if ($minOffset >= $fileSize) {
-					break;
-				}
-			}
-			elseif (is_numeric($ranges[0]) && $ranges[0] < $fileSize) {
-				// case: x-
-				$rangeArray[$ind++] = array( 'from' => $ranges[0], 'to' => $fileSize-1, 'size' => $fileSize );
-				break;
-			}
-			elseif (is_numeric($ranges[1])) {
-				// case: -x
-				if ($ranges[1] > $fileSize) {
-					$ranges[1] = $fileSize;
-				}
-				$rangeArray[$ind++] = array( 'from' => $fileSize-$ranges[1], 'to' => $fileSize-1, 'size' => $fileSize );
-				break;
-			}
-		}
-		return $rangeArray;
-	}
-
-	/**
-	 * @param View $view
-	 * @param string $name
-	 * @param string $dir
-	 * @param array $params ; 'head' boolean to only send header of the request ; 'range' http range header
-	 */
-	private static function getSingleFile($view, $dir, $name, $params) {
-		$filename = $dir . '/' . $name;
-		OC_Util::obEnd();
-		$view->lockFile($filename, ILockingProvider::LOCK_SHARED);
+    const FILE = 1;
+    const ZIP_FILES = 2;
+    const ZIP_DIR = 3;
+
+    const UPLOAD_MIN_LIMIT_BYTES = 1048576; // 1 MiB
+
+
+    private static $multipartBoundary = '';
+
+    /**
+     * @return string
+     */
+    private static function getBoundary() {
+        if (empty(self::$multipartBoundary)) {
+            self::$multipartBoundary = md5(mt_rand());
+        }
+        return self::$multipartBoundary;
+    }
+
+    /**
+     * @param string $filename
+     * @param string $name
+     * @param array $rangeArray ('from'=>int,'to'=>int), ...
+     */
+    private static function sendHeaders($filename, $name, array $rangeArray) {
+        OC_Response::setContentDispositionHeader($name, 'attachment');
+        header('Content-Transfer-Encoding: binary', true);
+        OC_Response::disableCaching();
+        $fileSize = \OC\Files\Filesystem::filesize($filename);
+        $type = \OC::$server->getMimeTypeDetector()->getSecureMimeType(\OC\Files\Filesystem::getMimeType($filename));
+        if ($fileSize > -1) {
+            if (!empty($rangeArray)) {
+                header('HTTP/1.1 206 Partial Content', true);
+                header('Accept-Ranges: bytes', true);
+                if (count($rangeArray) > 1) {
+                $type = 'multipart/byteranges; boundary='.self::getBoundary();
+                // no Content-Length header here
+                }
+                else {
+                header(sprintf('Content-Range: bytes %d-%d/%d', $rangeArray[0]['from'], $rangeArray[0]['to'], $fileSize), true);
+                OC_Response::setContentLengthHeader($rangeArray[0]['to'] - $rangeArray[0]['from'] + 1);
+                }
+            }
+            else {
+                OC_Response::setContentLengthHeader($fileSize);
+            }
+        }
+        header('Content-Type: '.$type, true);
+    }
+
+    /**
+     * return the content of a file or return a zip file containing multiple files
+     *
+     * @param string $dir
+     * @param string $files ; separated list of files to download
+     * @param array $params ; 'head' boolean to only send header of the request ; 'range' http range header
+     */
+    public static function get($dir, $files, $params = null) {
+
+        $view = \OC\Files\Filesystem::getView();
+        $getType = self::FILE;
+        $filename = $dir;
+        try {
+
+            if (is_array($files) && count($files) === 1) {
+                $files = $files[0];
+            }
+
+            if (!is_array($files)) {
+                $filename = $dir . '/' . $files;
+                if (!$view->is_dir($filename)) {
+                    self::getSingleFile($view, $dir, $files, is_null($params) ? array() : $params);
+                    return;
+                }
+            }
+
+            $name = 'download';
+            if (is_array($files)) {
+                $getType = self::ZIP_FILES;
+                $basename = basename($dir);
+                if ($basename) {
+                    $name = $basename;
+                }
+
+                $filename = $dir . '/' . $name;
+            } else {
+                $filename = $dir . '/' . $files;
+                $getType = self::ZIP_DIR;
+                // downloading root ?
+                if ($files !== '') {
+                    $name = $files;
+                }
+            }
+
+            $streamer = new Streamer();
+            OC_Util::obEnd();
+
+            self::lockFiles($view, $dir, $files);
+
+            $streamer->sendHeaders($name);
+            $executionTime = (int)OC::$server->getIniWrapper()->getNumeric('max_execution_time');
+            if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
+                @set_time_limit(0);
+            }
+            ignore_user_abort(true);
+            if ($getType === self::ZIP_FILES) {
+                foreach ($files as $file) {
+                    $file = $dir . '/' . $file;
+                    if (\OC\Files\Filesystem::is_file($file)) {
+                        $fileSize = \OC\Files\Filesystem::filesize($file);
+                        $fileTime = \OC\Files\Filesystem::filemtime($file);
+                        $fh = \OC\Files\Filesystem::fopen($file, 'r');
+                        $streamer->addFileFromStream($fh, basename($file), $fileSize, $fileTime);
+                        fclose($fh);
+                    } elseif (\OC\Files\Filesystem::is_dir($file)) {
+                        $streamer->addDirRecursive($file);
+                    }
+                }
+            } elseif ($getType === self::ZIP_DIR) {
+                $file = $dir . '/' . $files;
+                $streamer->addDirRecursive($file);
+            }
+            $streamer->finalize();
+            set_time_limit($executionTime);
+            self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
+        } catch (\OCP\Lock\LockedException $ex) {
+            self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
+            OC::$server->getLogger()->logException($ex);
+            $l = \OC::$server->getL10N('core');
+            $hint = method_exists($ex, 'getHint') ? $ex->getHint() : '';
+            \OC_Template::printErrorPage($l->t('File is currently busy, please try again later'), $hint);
+        } catch (\OCP\Files\ForbiddenException $ex) {
+            self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
+            OC::$server->getLogger()->logException($ex);
+            $l = \OC::$server->getL10N('core');
+            \OC_Template::printErrorPage($l->t('Can\'t read file'), $ex->getMessage());
+        } catch (\Exception $ex) {
+            self::unlockAllTheFiles($dir, $files, $getType, $view, $filename);
+            OC::$server->getLogger()->logException($ex);
+            $l = \OC::$server->getL10N('core');
+            $hint = method_exists($ex, 'getHint') ? $ex->getHint() : '';
+            \OC_Template::printErrorPage($l->t('Can\'t read file'), $hint);
+        }
+    }
+
+    /**
+     * @param string $rangeHeaderPos
+     * @param int $fileSize
+     * @return array $rangeArray ('from'=>int,'to'=>int), ...
+     */
+    private static function parseHttpRangeHeader($rangeHeaderPos, $fileSize) {
+        $rArray=explode(',', $rangeHeaderPos);
+        $minOffset = 0;
+        $ind = 0;
+
+        $rangeArray = array();
+
+        foreach ($rArray as $value) {
+            $ranges = explode('-', $value);
+            if (is_numeric($ranges[0])) {
+                if ($ranges[0] < $minOffset) { // case: bytes=500-700,601-999
+                    $ranges[0] = $minOffset;
+                }
+                if ($ind > 0 && $rangeArray[$ind-1]['to']+1 == $ranges[0]) { // case: bytes=500-600,601-999
+                    $ind--;
+                    $ranges[0] = $rangeArray[$ind]['from'];
+                }
+            }
+
+            if (is_numeric($ranges[0]) && is_numeric($ranges[1]) && $ranges[0] < $fileSize && $ranges[0] <= $ranges[1]) {
+                // case: x-x
+                if ($ranges[1] >= $fileSize) {
+                    $ranges[1] = $fileSize-1;
+                }
+                $rangeArray[$ind++] = array( 'from' => $ranges[0], 'to' => $ranges[1], 'size' => $fileSize );
+                $minOffset = $ranges[1] + 1;
+                if ($minOffset >= $fileSize) {
+                    break;
+                }
+            }
+            elseif (is_numeric($ranges[0]) && $ranges[0] < $fileSize) {
+                // case: x-
+                $rangeArray[$ind++] = array( 'from' => $ranges[0], 'to' => $fileSize-1, 'size' => $fileSize );
+                break;
+            }
+            elseif (is_numeric($ranges[1])) {
+                // case: -x
+                if ($ranges[1] > $fileSize) {
+                    $ranges[1] = $fileSize;
+                }
+                $rangeArray[$ind++] = array( 'from' => $fileSize-$ranges[1], 'to' => $fileSize-1, 'size' => $fileSize );
+                break;
+            }
+        }
+        return $rangeArray;
+    }
+
+    /**
+     * @param View $view
+     * @param string $name
+     * @param string $dir
+     * @param array $params ; 'head' boolean to only send header of the request ; 'range' http range header
+     */
+    private static function getSingleFile($view, $dir, $name, $params) {
+        $filename = $dir . '/' . $name;
+        OC_Util::obEnd();
+        $view->lockFile($filename, ILockingProvider::LOCK_SHARED);
 		
-		$rangeArray = array();
+        $rangeArray = array();
 
-		if (isset($params['range']) && substr($params['range'], 0, 6) === 'bytes=') {
-			$rangeArray = self::parseHttpRangeHeader(substr($params['range'], 6), 
-								 \OC\Files\Filesystem::filesize($filename));
-		}
+        if (isset($params['range']) && substr($params['range'], 0, 6) === 'bytes=') {
+            $rangeArray = self::parseHttpRangeHeader(substr($params['range'], 6), 
+                                    \OC\Files\Filesystem::filesize($filename));
+        }
 		
-		if (\OC\Files\Filesystem::isReadable($filename)) {
-			self::sendHeaders($filename, $name, $rangeArray);
-		} elseif (!\OC\Files\Filesystem::file_exists($filename)) {
-			header("HTTP/1.1 404 Not Found");
-			$tmpl = new OC_Template('', '404', 'guest');
-			$tmpl->printPage();
-			exit();
-		} else {
-			header("HTTP/1.1 403 Forbidden");
-			die('403 Forbidden');
-		}
-		if (isset($params['head']) && $params['head']) {
-			return;
-		}
-		if (!empty($rangeArray)) {
-			try {
-			    if (count($rangeArray) == 1) {
-				$view->readfilePart($filename, $rangeArray[0]['from'], $rangeArray[0]['to']);
-			    }
-			    else {
-				// check if file is seekable (if not throw UnseekableException)
-				// we have to check it before body contents
-				$view->readfilePart($filename, $rangeArray[0]['size'], $rangeArray[0]['size']);
-
-				$type = \OC::$server->getMimeTypeDetector()->getSecureMimeType(\OC\Files\Filesystem::getMimeType($filename));
-
-				foreach ($rangeArray as $range) {
-				    echo "\r\n--".self::getBoundary()."\r\n".
-				         "Content-type: ".$type."\r\n".
-				         "Content-range: bytes ".$range['from']."-".$range['to']."/".$range['size']."\r\n\r\n";
-				    $view->readfilePart($filename, $range['from'], $range['to']);
-				}
-				echo "\r\n--".self::getBoundary()."--\r\n";
-			    }
-			} catch (\OCP\Files\UnseekableException $ex) {
-			    // file is unseekable
-			    header_remove('Accept-Ranges');
-			    header_remove('Content-Range');
-			    header("HTTP/1.1 200 OK");
-			    self::sendHeaders($filename, $name, array());
-			    $view->readfile($filename);
-			}
-		}
-		else {
-		    $view->readfile($filename);
-		}
-	}
-
-	/**
-	 * @param View $view
-	 * @param string $dir
-	 * @param string[]|string $files
-	 */
-	public static function lockFiles($view, $dir, $files) {
-		if (!is_array($files)) {
-			$file = $dir . '/' . $files;
-			$files = [$file];
-		}
-		foreach ($files as $file) {
-			$file = $dir . '/' . $file;
-			$view->lockFile($file, ILockingProvider::LOCK_SHARED);
-			if ($view->is_dir($file)) {
-				$contents = $view->getDirectoryContent($file);
-				$contents = array_map(function($fileInfo) use ($file) {
-					/** @var \OCP\Files\FileInfo $fileInfo */
-					return $file . '/' . $fileInfo->getName();
-				}, $contents);
-				self::lockFiles($view, $dir, $contents);
-			}
-		}
-	}
-
-	/**
-	 * set the maximum upload size limit for apache hosts using .htaccess
-	 *
-	 * @param int $size file size in bytes
-	 * @param array $files override '.htaccess' and '.user.ini' locations
-	 * @return bool|int false on failure, size on success
-	 */
-	public static function setUploadLimit($size, $files = []) {
-		//don't allow user to break his config
-		$size = (int)$size;
-		if ($size < self::UPLOAD_MIN_LIMIT_BYTES) {
-			return false;
-		}
-		$size = OC_Helper::phpFileSize($size);
-
-		$phpValueKeys = array(
-			'upload_max_filesize',
-			'post_max_size'
-		);
-
-		// default locations if not overridden by $files
-		$files = array_merge([
-			'.htaccess' => OC::$SERVERROOT . '/.htaccess',
-			'.user.ini' => OC::$SERVERROOT . '/.user.ini'
-		], $files);
-
-		$updateFiles = [
-			$files['.htaccess'] => [
-				'pattern' => '/php_value %1$s (\S)*/',
-				'setting' => 'php_value %1$s %2$s'
-			],
-			$files['.user.ini'] => [
-				'pattern' => '/%1$s=(\S)*/',
-				'setting' => '%1$s=%2$s'
-			]
-		];
-
-		$success = true;
-
-		foreach ($updateFiles as $filename => $patternMap) {
-			// suppress warnings from fopen()
-			$handle = @fopen($filename, 'r+');
-			if (!$handle) {
-				\OCP\Util::writeLog('files',
-					'Can\'t write upload limit to ' . $filename . '. Please check the file permissions',
-					\OCP\Util::WARN);
-				$success = false;
-				continue; // try to update as many files as possible
-			}
-
-			$content = '';
-			while (!feof($handle)) {
-				$content .= fread($handle, 1000);
-			}
-
-			foreach ($phpValueKeys as $key) {
-				$pattern = vsprintf($patternMap['pattern'], [$key]);
-				$setting = vsprintf($patternMap['setting'], [$key, $size]);
-				$hasReplaced = 0;
-				$newContent = preg_replace($pattern, $setting, $content, 2, $hasReplaced);
-				if ($newContent !== null) {
-					$content = $newContent;
-				}
-				if ($hasReplaced === 0) {
-					$content .= "\n" . $setting;
-				}
-			}
-
-			// write file back
-			ftruncate($handle, 0);
-			rewind($handle);
-			fwrite($handle, $content);
-
-			fclose($handle);
-		}
-
-		if ($success) {
-			return OC_Helper::computerFileSize($size);
-		}
-		return false;
-	}
-
-	/**
-	 * @param string $dir
-	 * @param $files
-	 * @param integer $getType
-	 * @param View $view
-	 * @param string $filename
-	 */
-	private static function unlockAllTheFiles($dir, $files, $getType, $view, $filename) {
-		if ($getType === self::FILE) {
-			$view->unlockFile($filename, ILockingProvider::LOCK_SHARED);
-		}
-		if ($getType === self::ZIP_FILES) {
-			foreach ($files as $file) {
-				$file = $dir . '/' . $file;
-				$view->unlockFile($file, ILockingProvider::LOCK_SHARED);
-			}
-		}
-		if ($getType === self::ZIP_DIR) {
-			$file = $dir . '/' . $files;
-			$view->unlockFile($file, ILockingProvider::LOCK_SHARED);
-		}
-	}
+        if (\OC\Files\Filesystem::isReadable($filename)) {
+            self::sendHeaders($filename, $name, $rangeArray);
+        } elseif (!\OC\Files\Filesystem::file_exists($filename)) {
+            header("HTTP/1.1 404 Not Found");
+            $tmpl = new OC_Template('', '404', 'guest');
+            $tmpl->printPage();
+            exit();
+        } else {
+            header("HTTP/1.1 403 Forbidden");
+            die('403 Forbidden');
+        }
+        if (isset($params['head']) && $params['head']) {
+            return;
+        }
+        if (!empty($rangeArray)) {
+            try {
+                if (count($rangeArray) == 1) {
+                $view->readfilePart($filename, $rangeArray[0]['from'], $rangeArray[0]['to']);
+                }
+                else {
+                // check if file is seekable (if not throw UnseekableException)
+                // we have to check it before body contents
+                $view->readfilePart($filename, $rangeArray[0]['size'], $rangeArray[0]['size']);
+
+                $type = \OC::$server->getMimeTypeDetector()->getSecureMimeType(\OC\Files\Filesystem::getMimeType($filename));
+
+                foreach ($rangeArray as $range) {
+                    echo "\r\n--".self::getBoundary()."\r\n".
+                            "Content-type: ".$type."\r\n".
+                            "Content-range: bytes ".$range['from']."-".$range['to']."/".$range['size']."\r\n\r\n";
+                    $view->readfilePart($filename, $range['from'], $range['to']);
+                }
+                echo "\r\n--".self::getBoundary()."--\r\n";
+                }
+            } catch (\OCP\Files\UnseekableException $ex) {
+                // file is unseekable
+                header_remove('Accept-Ranges');
+                header_remove('Content-Range');
+                header("HTTP/1.1 200 OK");
+                self::sendHeaders($filename, $name, array());
+                $view->readfile($filename);
+            }
+        }
+        else {
+            $view->readfile($filename);
+        }
+    }
+
+    /**
+     * @param View $view
+     * @param string $dir
+     * @param string[]|string $files
+     */
+    public static function lockFiles($view, $dir, $files) {
+        if (!is_array($files)) {
+            $file = $dir . '/' . $files;
+            $files = [$file];
+        }
+        foreach ($files as $file) {
+            $file = $dir . '/' . $file;
+            $view->lockFile($file, ILockingProvider::LOCK_SHARED);
+            if ($view->is_dir($file)) {
+                $contents = $view->getDirectoryContent($file);
+                $contents = array_map(function($fileInfo) use ($file) {
+                    /** @var \OCP\Files\FileInfo $fileInfo */
+                    return $file . '/' . $fileInfo->getName();
+                }, $contents);
+                self::lockFiles($view, $dir, $contents);
+            }
+        }
+    }
+
+    /**
+     * set the maximum upload size limit for apache hosts using .htaccess
+     *
+     * @param int $size file size in bytes
+     * @param array $files override '.htaccess' and '.user.ini' locations
+     * @return bool|int false on failure, size on success
+     */
+    public static function setUploadLimit($size, $files = []) {
+        //don't allow user to break his config
+        $size = (int)$size;
+        if ($size < self::UPLOAD_MIN_LIMIT_BYTES) {
+            return false;
+        }
+        $size = OC_Helper::phpFileSize($size);
+
+        $phpValueKeys = array(
+            'upload_max_filesize',
+            'post_max_size'
+        );
+
+        // default locations if not overridden by $files
+        $files = array_merge([
+            '.htaccess' => OC::$SERVERROOT . '/.htaccess',
+            '.user.ini' => OC::$SERVERROOT . '/.user.ini'
+        ], $files);
+
+        $updateFiles = [
+            $files['.htaccess'] => [
+                'pattern' => '/php_value %1$s (\S)*/',
+                'setting' => 'php_value %1$s %2$s'
+            ],
+            $files['.user.ini'] => [
+                'pattern' => '/%1$s=(\S)*/',
+                'setting' => '%1$s=%2$s'
+            ]
+        ];
+
+        $success = true;
+
+        foreach ($updateFiles as $filename => $patternMap) {
+            // suppress warnings from fopen()
+            $handle = @fopen($filename, 'r+');
+            if (!$handle) {
+                \OCP\Util::writeLog('files',
+                    'Can\'t write upload limit to ' . $filename . '. Please check the file permissions',
+                    \OCP\Util::WARN);
+                $success = false;
+                continue; // try to update as many files as possible
+            }
+
+            $content = '';
+            while (!feof($handle)) {
+                $content .= fread($handle, 1000);
+            }
+
+            foreach ($phpValueKeys as $key) {
+                $pattern = vsprintf($patternMap['pattern'], [$key]);
+                $setting = vsprintf($patternMap['setting'], [$key, $size]);
+                $hasReplaced = 0;
+                $newContent = preg_replace($pattern, $setting, $content, 2, $hasReplaced);
+                if ($newContent !== null) {
+                    $content = $newContent;
+                }
+                if ($hasReplaced === 0) {
+                    $content .= "\n" . $setting;
+                }
+            }
+
+            // write file back
+            ftruncate($handle, 0);
+            rewind($handle);
+            fwrite($handle, $content);
+
+            fclose($handle);
+        }
+
+        if ($success) {
+            return OC_Helper::computerFileSize($size);
+        }
+        return false;
+    }
+
+    /**
+     * @param string $dir
+     * @param $files
+     * @param integer $getType
+     * @param View $view
+     * @param string $filename
+     */
+    private static function unlockAllTheFiles($dir, $files, $getType, $view, $filename) {
+        if ($getType === self::FILE) {
+            $view->unlockFile($filename, ILockingProvider::LOCK_SHARED);
+        }
+        if ($getType === self::ZIP_FILES) {
+            foreach ($files as $file) {
+                $file = $dir . '/' . $file;
+                $view->unlockFile($file, ILockingProvider::LOCK_SHARED);
+            }
+        }
+        if ($getType === self::ZIP_DIR) {
+            $file = $dir . '/' . $files;
+            $view->unlockFile($file, ILockingProvider::LOCK_SHARED);
+        }
+    }
 
 }

Spacing +23 added lines, -23 removed lines

@@ -117,7 +117,7 @@ 
 			}
 
 			if (!is_array($files)) {
-				$filename = $dir . '/' . $files;
+				$filename = $dir.'/'.$files;
 				if (!$view->is_dir($filename)) {
 					self::getSingleFile($view, $dir, $files, is_null($params) ? array() : $params);
 					return;
@@ -132,9 +132,9 @@ 
 					$name = $basename;
 				}
 
-				$filename = $dir . '/' . $name;
+				$filename = $dir.'/'.$name;
 			} else {
-				$filename = $dir . '/' . $files;
+				$filename = $dir.'/'.$files;
 				$getType = self::ZIP_DIR;
 				// downloading root ?
 				if ($files !== '') {
@@ -148,14 +148,14 @@ 
 			self::lockFiles($view, $dir, $files);
 
 			$streamer->sendHeaders($name);
-			$executionTime = (int)OC::$server->getIniWrapper()->getNumeric('max_execution_time');
+			$executionTime = (int) OC::$server->getIniWrapper()->getNumeric('max_execution_time');
 			if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
 				@set_time_limit(0);
 			}
 			ignore_user_abort(true);
 			if ($getType === self::ZIP_FILES) {
 				foreach ($files as $file) {
-					$file = $dir . '/' . $file;
+					$file = $dir.'/'.$file;
 					if (\OC\Files\Filesystem::is_file($file)) {
 						$fileSize = \OC\Files\Filesystem::filesize($file);
 						$fileTime = \OC\Files\Filesystem::filemtime($file);
@@ -167,7 +167,7 @@ 
 					}
 				}
 			} elseif ($getType === self::ZIP_DIR) {
-				$file = $dir . '/' . $files;
+				$file = $dir.'/'.$files;
 				$streamer->addDirRecursive($file);
 			}
 			$streamer->finalize();
@@ -199,7 +199,7 @@ 
 	 * @return array $rangeArray ('from'=>int,'to'=>int), ...
 	 */
 	private static function parseHttpRangeHeader($rangeHeaderPos, $fileSize) {
-		$rArray=explode(',', $rangeHeaderPos);
+		$rArray = explode(',', $rangeHeaderPos);
 		$minOffset = 0;
 		$ind = 0;
 
@@ -211,7 +211,7 @@ 
 				if ($ranges[0] < $minOffset) { // case: bytes=500-700,601-999
 					$ranges[0] = $minOffset;
 				}
-				if ($ind > 0 && $rangeArray[$ind-1]['to']+1 == $ranges[0]) { // case: bytes=500-600,601-999
+				if ($ind > 0 && $rangeArray[$ind - 1]['to'] + 1 == $ranges[0]) { // case: bytes=500-600,601-999
 					$ind--;
 					$ranges[0] = $rangeArray[$ind]['from'];
 				}
@@ -220,9 +220,9 @@ 
 			if (is_numeric($ranges[0]) && is_numeric($ranges[1]) && $ranges[0] < $fileSize && $ranges[0] <= $ranges[1]) {
 				// case: x-x
 				if ($ranges[1] >= $fileSize) {
-					$ranges[1] = $fileSize-1;
+					$ranges[1] = $fileSize - 1;
 				}
-				$rangeArray[$ind++] = array( 'from' => $ranges[0], 'to' => $ranges[1], 'size' => $fileSize );
+				$rangeArray[$ind++] = array('from' => $ranges[0], 'to' => $ranges[1], 'size' => $fileSize);
 				$minOffset = $ranges[1] + 1;
 				if ($minOffset >= $fileSize) {
 					break;
@@ -230,7 +230,7 @@ 
 			}
 			elseif (is_numeric($ranges[0]) && $ranges[0] < $fileSize) {
 				// case: x-
-				$rangeArray[$ind++] = array( 'from' => $ranges[0], 'to' => $fileSize-1, 'size' => $fileSize );
+				$rangeArray[$ind++] = array('from' => $ranges[0], 'to' => $fileSize - 1, 'size' => $fileSize);
 				break;
 			}
 			elseif (is_numeric($ranges[1])) {
@@ -238,7 +238,7 @@ 
 				if ($ranges[1] > $fileSize) {
 					$ranges[1] = $fileSize;
 				}
-				$rangeArray[$ind++] = array( 'from' => $fileSize-$ranges[1], 'to' => $fileSize-1, 'size' => $fileSize );
+				$rangeArray[$ind++] = array('from' => $fileSize - $ranges[1], 'to' => $fileSize - 1, 'size' => $fileSize);
 				break;
 			}
 		}
@@ -252,7 +252,7 @@ 
 	 * @param array $params ; 'head' boolean to only send header of the request ; 'range' http range header
 	 */
 	private static function getSingleFile($view, $dir, $name, $params) {
-		$filename = $dir . '/' . $name;
+		$filename = $dir.'/'.$name;
 		OC_Util::obEnd();
 		$view->lockFile($filename, ILockingProvider::LOCK_SHARED);
 		
@@ -318,17 +318,17 @@ 
 	 */
 	public static function lockFiles($view, $dir, $files) {
 		if (!is_array($files)) {
-			$file = $dir . '/' . $files;
+			$file = $dir.'/'.$files;
 			$files = [$file];
 		}
 		foreach ($files as $file) {
-			$file = $dir . '/' . $file;
+			$file = $dir.'/'.$file;
 			$view->lockFile($file, ILockingProvider::LOCK_SHARED);
 			if ($view->is_dir($file)) {
 				$contents = $view->getDirectoryContent($file);
 				$contents = array_map(function($fileInfo) use ($file) {
 					/** @var \OCP\Files\FileInfo $fileInfo */
-					return $file . '/' . $fileInfo->getName();
+					return $file.'/'.$fileInfo->getName();
 				}, $contents);
 				self::lockFiles($view, $dir, $contents);
 			}
@@ -344,7 +344,7 @@ 
 	 */
 	public static function setUploadLimit($size, $files = []) {
 		//don't allow user to break his config
-		$size = (int)$size;
+		$size = (int) $size;
 		if ($size < self::UPLOAD_MIN_LIMIT_BYTES) {
 			return false;
 		}
@@ -357,8 +357,8 @@ 
 
 		// default locations if not overridden by $files
 		$files = array_merge([
-			'.htaccess' => OC::$SERVERROOT . '/.htaccess',
-			'.user.ini' => OC::$SERVERROOT . '/.user.ini'
+			'.htaccess' => OC::$SERVERROOT.'/.htaccess',
+			'.user.ini' => OC::$SERVERROOT.'/.user.ini'
 		], $files);
 
 		$updateFiles = [
@@ -379,7 +379,7 @@ 
 			$handle = @fopen($filename, 'r+');
 			if (!$handle) {
 				\OCP\Util::writeLog('files',
-					'Can\'t write upload limit to ' . $filename . '. Please check the file permissions',
+					'Can\'t write upload limit to '.$filename.'. Please check the file permissions',
 					\OCP\Util::WARN);
 				$success = false;
 				continue; // try to update as many files as possible
@@ -399,7 +399,7 @@ 
 					$content = $newContent;
 				}
 				if ($hasReplaced === 0) {
-					$content .= "\n" . $setting;
+					$content .= "\n".$setting;
 				}
 			}
 
@@ -430,12 +430,12 @@ 
 		}
 		if ($getType === self::ZIP_FILES) {
 			foreach ($files as $file) {
-				$file = $dir . '/' . $file;
+				$file = $dir.'/'.$file;
 				$view->unlockFile($file, ILockingProvider::LOCK_SHARED);
 			}
 		}
 		if ($getType === self::ZIP_DIR) {
-			$file = $dir . '/' . $files;
+			$file = $dir.'/'.$files;
 			$view->unlockFile($file, ILockingProvider::LOCK_SHARED);
 		}
 	}

lib/private/legacy/template/functions.php

Indentation +115 added lines, -115 removed lines

@@ -36,7 +36,7 @@ 
  * @param string $string the string which will be escaped and printed
  */
 function p($string) {
-	print(\OCP\Util::sanitizeHTML($string));
+    print(\OCP\Util::sanitizeHTML($string));
 }
 
 
@@ -46,14 +46,14 @@ 
  * @param string $opts, additional optional options
 */
 function emit_css_tag($href, $opts = '') {
-	$s='<link rel="stylesheet"';
-	if (!empty($href)) {
-		$s.=' href="' . $href .'"';
-	}
-	if (!empty($opts)) {
-		$s.=' '.$opts;
-	}
-	print_unescaped($s.">\n");
+    $s='<link rel="stylesheet"';
+    if (!empty($href)) {
+        $s.=' href="' . $href .'"';
+    }
+    if (!empty($opts)) {
+        $s.=' '.$opts;
+    }
+    print_unescaped($s.">\n");
 }
 
 /**
@@ -61,12 +61,12 @@ 
  * @param array $obj all the script information from template
 */
 function emit_css_loading_tags($obj) {
-	foreach($obj['cssfiles'] as $css) {
-		emit_css_tag($css);
-	}
-	foreach($obj['printcssfiles'] as $css) {
-		emit_css_tag($css, 'media="print"');
-	}
+    foreach($obj['cssfiles'] as $css) {
+        emit_css_tag($css);
+    }
+    foreach($obj['printcssfiles'] as $css) {
+        emit_css_tag($css, 'media="print"');
+    }
 }
 
 /**
@@ -75,20 +75,20 @@ 
  * @param string $script_content the inline script content, ignored when empty
 */
 function emit_script_tag($src, $script_content='') {
-	$defer_str=' defer';
-	$s='<script nonce="' . \OC::$server->getContentSecurityPolicyNonceManager()->getNonce() . '"';
-	if (!empty($src)) {
-		 // emit script tag for deferred loading from $src
-		$s.=$defer_str.' src="' . $src .'">';
-	} else if (!empty($script_content)) {
-		// emit script tag for inline script from $script_content without defer (see MDN)
-		$s.=">\n".$script_content."\n";
-	} else {
-		// no $src nor $src_content, really useless empty tag
-		$s.='>';
-	}
-	$s.='</script>';
-	print_unescaped($s."\n");
+    $defer_str=' defer';
+    $s='<script nonce="' . \OC::$server->getContentSecurityPolicyNonceManager()->getNonce() . '"';
+    if (!empty($src)) {
+            // emit script tag for deferred loading from $src
+        $s.=$defer_str.' src="' . $src .'">';
+    } else if (!empty($script_content)) {
+        // emit script tag for inline script from $script_content without defer (see MDN)
+        $s.=">\n".$script_content."\n";
+    } else {
+        // no $src nor $src_content, really useless empty tag
+        $s.='>';
+    }
+    $s.='</script>';
+    print_unescaped($s."\n");
 }
 
 /**
@@ -96,12 +96,12 @@ 
  * @param array $obj all the script information from template
 */
 function emit_script_loading_tags($obj) {
-	foreach($obj['jsfiles'] as $jsfile) {
-		emit_script_tag($jsfile, '');
-	}
-	if (!empty($obj['inline_ocjs'])) {
-		emit_script_tag('', $obj['inline_ocjs']);
-	}
+    foreach($obj['jsfiles'] as $jsfile) {
+        emit_script_tag($jsfile, '');
+    }
+    if (!empty($obj['inline_ocjs'])) {
+        emit_script_tag('', $obj['inline_ocjs']);
+    }
 }
 
 /**
@@ -110,7 +110,7 @@ 
  * @param string|array $string the string which will be printed as it is
  */
 function print_unescaped($string) {
-	print($string);
+    print($string);
 }
 
 /**
@@ -120,13 +120,13 @@ 
  * if an array is given it will add all scripts
  */
 function script($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
-			OC_Util::addScript($app, $f);
-		}
-	} else {
-		OC_Util::addScript($app, $file);
-	}
+    if(is_array($file)) {
+        foreach($file as $f) {
+            OC_Util::addScript($app, $f);
+        }
+    } else {
+        OC_Util::addScript($app, $file);
+    }
 }
 
 /**
@@ -136,13 +136,13 @@ 
  * if an array is given it will add all scripts
  */
 function vendor_script($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
-			OC_Util::addVendorScript($app, $f);
-		}
-	} else {
-		OC_Util::addVendorScript($app, $file);
-	}
+    if(is_array($file)) {
+        foreach($file as $f) {
+            OC_Util::addVendorScript($app, $f);
+        }
+    } else {
+        OC_Util::addVendorScript($app, $file);
+    }
 }
 
 /**
@@ -152,13 +152,13 @@ 
  * if an array is given it will add all styles
  */
 function style($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
-			OC_Util::addStyle($app, $f);
-		}
-	} else {
-		OC_Util::addStyle($app, $file);
-	}
+    if(is_array($file)) {
+        foreach($file as $f) {
+            OC_Util::addStyle($app, $f);
+        }
+    } else {
+        OC_Util::addStyle($app, $file);
+    }
 }
 
 /**
@@ -168,13 +168,13 @@ 
  * if an array is given it will add all styles
  */
 function vendor_style($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
-			OC_Util::addVendorStyle($app, $f);
-		}
-	} else {
-		OC_Util::addVendorStyle($app, $file);
-	}
+    if(is_array($file)) {
+        foreach($file as $f) {
+            OC_Util::addVendorStyle($app, $f);
+        }
+    } else {
+        OC_Util::addVendorStyle($app, $file);
+    }
 }
 
 /**
@@ -183,7 +183,7 @@ 
  * if an array is given it will add all styles
  */
 function translation($app) {
-	OC_Util::addTranslations($app);
+    OC_Util::addTranslations($app);
 }
 
 /**
@@ -193,15 +193,15 @@ 
  * if an array is given it will add all components
  */
 function component($app, $file) {
-	if(is_array($file)) {
-		foreach($file as $f) {
-			$url = link_to($app, 'component/' . $f . '.html');
-			OC_Util::addHeader('link', array('rel' => 'import', 'href' => $url));
-		}
-	} else {
-		$url = link_to($app, 'component/' . $file . '.html');
-		OC_Util::addHeader('link', array('rel' => 'import', 'href' => $url));
-	}
+    if(is_array($file)) {
+        foreach($file as $f) {
+            $url = link_to($app, 'component/' . $f . '.html');
+            OC_Util::addHeader('link', array('rel' => 'import', 'href' => $url));
+        }
+    } else {
+        $url = link_to($app, 'component/' . $file . '.html');
+        OC_Util::addHeader('link', array('rel' => 'import', 'href' => $url));
+    }
 }
 
 /**
@@ -214,7 +214,7 @@ 
  * For further information have a look at \OCP\IURLGenerator::linkTo
  */
 function link_to( $app, $file, $args = array() ) {
-	return \OC::$server->getURLGenerator()->linkTo($app, $file, $args);
+    return \OC::$server->getURLGenerator()->linkTo($app, $file, $args);
 }
 
 /**
@@ -222,7 +222,7 @@ 
  * @return string url to the online documentation
  */
 function link_to_docs($key) {
-	return \OC::$server->getURLGenerator()->linkToDocs($key);
+    return \OC::$server->getURLGenerator()->linkToDocs($key);
 }
 
 /**
@@ -234,7 +234,7 @@ 
  * For further information have a look at \OCP\IURLGenerator::imagePath
  */
 function image_path( $app, $image ) {
-	return \OC::$server->getURLGenerator()->imagePath( $app, $image );
+    return \OC::$server->getURLGenerator()->imagePath( $app, $image );
 }
 
 /**
@@ -243,7 +243,7 @@ 
  * @return string link to the image
  */
 function mimetype_icon( $mimetype ) {
-	return \OC::$server->getMimeTypeDetector()->mimeTypeIcon( $mimetype );
+    return \OC::$server->getMimeTypeDetector()->mimeTypeIcon( $mimetype );
 }
 
 /**
@@ -253,7 +253,7 @@ 
  * @return string link to the preview
  */
 function preview_icon( $path ) {
-	return \OC::$server->getURLGenerator()->linkToRoute('core.Preview.getPreview', ['x' => 32, 'y' => 32, 'file' => $path]);
+    return \OC::$server->getURLGenerator()->linkToRoute('core.Preview.getPreview', ['x' => 32, 'y' => 32, 'file' => $path]);
 }
 
 /**
@@ -262,7 +262,7 @@ 
  * @return string
  */
 function publicPreview_icon ( $path, $token ) {
-	return \OC::$server->getURLGenerator()->linkToRoute('files_sharing.PublicPreview.getPreview', ['x' => 32, 'y' => 32, 'file' => $path, 't' => $token]);
+    return \OC::$server->getURLGenerator()->linkToRoute('files_sharing.PublicPreview.getPreview', ['x' => 32, 'y' => 32, 'file' => $path, 't' => $token]);
 }
 
 /**
@@ -273,7 +273,7 @@ 
  * For further information have a look at OC_Helper::humanFileSize
  */
 function human_file_size( $bytes ) {
-	return OC_Helper::humanFileSize( $bytes );
+    return OC_Helper::humanFileSize( $bytes );
 }
 
 /**
@@ -282,9 +282,9 @@ 
  * @return int timestamp without time value
  */
 function strip_time($timestamp){
-	$date = new \DateTime("@{$timestamp}");
-	$date->setTime(0, 0, 0);
-	return (int)$date->format('U');
+    $date = new \DateTime("@{$timestamp}");
+    $date->setTime(0, 0, 0);
+    return (int)$date->format('U');
 }
 
 /**
@@ -296,39 +296,39 @@ 
  * @return string timestamp
  */
 function relative_modified_date($timestamp, $fromTime = null, $dateOnly = false) {
-	/** @var \OC\DateTimeFormatter $formatter */
-	$formatter = \OC::$server->query('DateTimeFormatter');
+    /** @var \OC\DateTimeFormatter $formatter */
+    $formatter = \OC::$server->query('DateTimeFormatter');
 
-	if ($dateOnly){
-		return $formatter->formatDateSpan($timestamp, $fromTime);
-	}
-	return $formatter->formatTimeSpan($timestamp, $fromTime);
+    if ($dateOnly){
+        return $formatter->formatDateSpan($timestamp, $fromTime);
+    }
+    return $formatter->formatTimeSpan($timestamp, $fromTime);
 }
 
 function html_select_options($options, $selected, $params=array()) {
-	if (!is_array($selected)) {
-		$selected=array($selected);
-	}
-	if (isset($params['combine']) && $params['combine']) {
-		$options = array_combine($options, $options);
-	}
-	$value_name = $label_name = false;
-	if (isset($params['value'])) {
-		$value_name = $params['value'];
-	}
-	if (isset($params['label'])) {
-		$label_name = $params['label'];
-	}
-	$html = '';
-	foreach($options as $value => $label) {
-		if ($value_name && is_array($label)) {
-			$value = $label[$value_name];
-		}
-		if ($label_name && is_array($label)) {
-			$label = $label[$label_name];
-		}
-		$select = in_array($value, $selected) ? ' selected="selected"' : '';
-		$html .= '<option value="' . \OCP\Util::sanitizeHTML($value) . '"' . $select . '>' . \OCP\Util::sanitizeHTML($label) . '</option>'."\n";
-	}
-	return $html;
+    if (!is_array($selected)) {
+        $selected=array($selected);
+    }
+    if (isset($params['combine']) && $params['combine']) {
+        $options = array_combine($options, $options);
+    }
+    $value_name = $label_name = false;
+    if (isset($params['value'])) {
+        $value_name = $params['value'];
+    }
+    if (isset($params['label'])) {
+        $label_name = $params['label'];
+    }
+    $html = '';
+    foreach($options as $value => $label) {
+        if ($value_name && is_array($label)) {
+            $value = $label[$value_name];
+        }
+        if ($label_name && is_array($label)) {
+            $label = $label[$label_name];
+        }
+        $select = in_array($value, $selected) ? ' selected="selected"' : '';
+        $html .= '<option value="' . \OCP\Util::sanitizeHTML($value) . '"' . $select . '>' . \OCP\Util::sanitizeHTML($label) . '</option>'."\n";
+    }
+    return $html;
 }

Spacing +41 added lines, -41 removed lines

@@ -46,12 +46,12 @@ 
  * @param string $opts, additional optional options
 */
 function emit_css_tag($href, $opts = '') {
-	$s='<link rel="stylesheet"';
+	$s = '<link rel="stylesheet"';
 	if (!empty($href)) {
-		$s.=' href="' . $href .'"';
+		$s .= ' href="'.$href.'"';
 	}
 	if (!empty($opts)) {
-		$s.=' '.$opts;
+		$s .= ' '.$opts;
 	}
 	print_unescaped($s.">\n");
 }
@@ -61,10 +61,10 @@ 
  * @param array $obj all the script information from template
 */
 function emit_css_loading_tags($obj) {
-	foreach($obj['cssfiles'] as $css) {
+	foreach ($obj['cssfiles'] as $css) {
 		emit_css_tag($css);
 	}
-	foreach($obj['printcssfiles'] as $css) {
+	foreach ($obj['printcssfiles'] as $css) {
 		emit_css_tag($css, 'media="print"');
 	}
 }
@@ -74,20 +74,20 @@ 
  * @param string $src the source URL, ignored when empty
  * @param string $script_content the inline script content, ignored when empty
 */
-function emit_script_tag($src, $script_content='') {
-	$defer_str=' defer';
-	$s='<script nonce="' . \OC::$server->getContentSecurityPolicyNonceManager()->getNonce() . '"';
+function emit_script_tag($src, $script_content = '') {
+	$defer_str = ' defer';
+	$s = '<script nonce="'.\OC::$server->getContentSecurityPolicyNonceManager()->getNonce().'"';
 	if (!empty($src)) {
 		 // emit script tag for deferred loading from $src
-		$s.=$defer_str.' src="' . $src .'">';
+		$s .= $defer_str.' src="'.$src.'">';
 	} else if (!empty($script_content)) {
 		// emit script tag for inline script from $script_content without defer (see MDN)
-		$s.=">\n".$script_content."\n";
+		$s .= ">\n".$script_content."\n";
 	} else {
 		// no $src nor $src_content, really useless empty tag
-		$s.='>';
+		$s .= '>';
 	}
-	$s.='</script>';
+	$s .= '</script>';
 	print_unescaped($s."\n");
 }
 
@@ -96,7 +96,7 @@ 
  * @param array $obj all the script information from template
 */
 function emit_script_loading_tags($obj) {
-	foreach($obj['jsfiles'] as $jsfile) {
+	foreach ($obj['jsfiles'] as $jsfile) {
 		emit_script_tag($jsfile, '');
 	}
 	if (!empty($obj['inline_ocjs'])) {
@@ -120,8 +120,8 @@ 
  * if an array is given it will add all scripts
  */
 function script($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
+	if (is_array($file)) {
+		foreach ($file as $f) {
 			OC_Util::addScript($app, $f);
 		}
 	} else {
@@ -136,8 +136,8 @@ 
  * if an array is given it will add all scripts
  */
 function vendor_script($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
+	if (is_array($file)) {
+		foreach ($file as $f) {
 			OC_Util::addVendorScript($app, $f);
 		}
 	} else {
@@ -152,8 +152,8 @@ 
  * if an array is given it will add all styles
  */
 function style($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
+	if (is_array($file)) {
+		foreach ($file as $f) {
 			OC_Util::addStyle($app, $f);
 		}
 	} else {
@@ -168,8 +168,8 @@ 
  * if an array is given it will add all styles
  */
 function vendor_style($app, $file = null) {
-	if(is_array($file)) {
-		foreach($file as $f) {
+	if (is_array($file)) {
+		foreach ($file as $f) {
 			OC_Util::addVendorStyle($app, $f);
 		}
 	} else {
@@ -193,13 +193,13 @@ 
  * if an array is given it will add all components
  */
 function component($app, $file) {
-	if(is_array($file)) {
-		foreach($file as $f) {
-			$url = link_to($app, 'component/' . $f . '.html');
+	if (is_array($file)) {
+		foreach ($file as $f) {
+			$url = link_to($app, 'component/'.$f.'.html');
 			OC_Util::addHeader('link', array('rel' => 'import', 'href' => $url));
 		}
 	} else {
-		$url = link_to($app, 'component/' . $file . '.html');
+		$url = link_to($app, 'component/'.$file.'.html');
 		OC_Util::addHeader('link', array('rel' => 'import', 'href' => $url));
 	}
 }
@@ -213,7 +213,7 @@ 
  *
  * For further information have a look at \OCP\IURLGenerator::linkTo
  */
-function link_to( $app, $file, $args = array() ) {
+function link_to($app, $file, $args = array()) {
 	return \OC::$server->getURLGenerator()->linkTo($app, $file, $args);
 }
 
@@ -233,8 +233,8 @@ 
  *
  * For further information have a look at \OCP\IURLGenerator::imagePath
  */
-function image_path( $app, $image ) {
-	return \OC::$server->getURLGenerator()->imagePath( $app, $image );
+function image_path($app, $image) {
+	return \OC::$server->getURLGenerator()->imagePath($app, $image);
 }
 
 /**
@@ -242,8 +242,8 @@ 
  * @param string $mimetype mimetype
  * @return string link to the image
  */
-function mimetype_icon( $mimetype ) {
-	return \OC::$server->getMimeTypeDetector()->mimeTypeIcon( $mimetype );
+function mimetype_icon($mimetype) {
+	return \OC::$server->getMimeTypeDetector()->mimeTypeIcon($mimetype);
 }
 
 /**
@@ -252,7 +252,7 @@ 
  * @param string $path path of file
  * @return string link to the preview
  */
-function preview_icon( $path ) {
+function preview_icon($path) {
 	return \OC::$server->getURLGenerator()->linkToRoute('core.Preview.getPreview', ['x' => 32, 'y' => 32, 'file' => $path]);
 }
 
@@ -261,7 +261,7 @@ 
  * @param string $token
  * @return string
  */
-function publicPreview_icon ( $path, $token ) {
+function publicPreview_icon($path, $token) {
 	return \OC::$server->getURLGenerator()->linkToRoute('files_sharing.PublicPreview.getPreview', ['x' => 32, 'y' => 32, 'file' => $path, 't' => $token]);
 }
 
@@ -272,8 +272,8 @@ 
  *
  * For further information have a look at OC_Helper::humanFileSize
  */
-function human_file_size( $bytes ) {
-	return OC_Helper::humanFileSize( $bytes );
+function human_file_size($bytes) {
+	return OC_Helper::humanFileSize($bytes);
 }
 
 /**
@@ -281,10 +281,10 @@ 
  * @param int $timestamp UNIX timestamp to strip
  * @return int timestamp without time value
  */
-function strip_time($timestamp){
+function strip_time($timestamp) {
 	$date = new \DateTime("@{$timestamp}");
 	$date->setTime(0, 0, 0);
-	return (int)$date->format('U');
+	return (int) $date->format('U');
 }
 
 /**
@@ -299,15 +299,15 @@ 
 	/** @var \OC\DateTimeFormatter $formatter */
 	$formatter = \OC::$server->query('DateTimeFormatter');
 
-	if ($dateOnly){
+	if ($dateOnly) {
 		return $formatter->formatDateSpan($timestamp, $fromTime);
 	}
 	return $formatter->formatTimeSpan($timestamp, $fromTime);
 }
 
-function html_select_options($options, $selected, $params=array()) {
+function html_select_options($options, $selected, $params = array()) {
 	if (!is_array($selected)) {
-		$selected=array($selected);
+		$selected = array($selected);
 	}
 	if (isset($params['combine']) && $params['combine']) {
 		$options = array_combine($options, $options);
@@ -320,7 +320,7 @@ 
 		$label_name = $params['label'];
 	}
 	$html = '';
-	foreach($options as $value => $label) {
+	foreach ($options as $value => $label) {
 		if ($value_name && is_array($label)) {
 			$value = $label[$value_name];
 		}
@@ -328,7 +328,7 @@ 
 			$label = $label[$label_name];
 		}
 		$select = in_array($value, $selected) ? ' selected="selected"' : '';
-		$html .= '<option value="' . \OCP\Util::sanitizeHTML($value) . '"' . $select . '>' . \OCP\Util::sanitizeHTML($label) . '</option>'."\n";
+		$html .= '<option value="'.\OCP\Util::sanitizeHTML($value).'"'.$select.'>'.\OCP\Util::sanitizeHTML($label).'</option>'."\n";
 	}
 	return $html;
 }

lib/private/legacy/helper.php

Indentation +603 added lines, -603 removed lines

@@ -49,607 +49,607 @@
  * Collection of useful functions
  */
 class OC_Helper {
-	private static $templateManager;
-
-	/**
-	 * Creates an absolute url for public use
-	 * @param string $service id
-	 * @param bool $add_slash
-	 * @return string the url
-	 *
-	 * Returns a absolute url to the given service.
-	 */
-	public static function linkToPublic($service, $add_slash = false) {
-		if ($service === 'files') {
-			$url = OC::$server->getURLGenerator()->getAbsoluteURL('/s');
-		} else {
-			$url = OC::$server->getURLGenerator()->getAbsoluteURL(OC::$server->getURLGenerator()->linkTo('', 'public.php').'?service='.$service);
-		}
-		return $url . (($add_slash && $service[strlen($service) - 1] != '/') ? '/' : '');
-	}
-
-	/**
-	 * Make a human file size
-	 * @param int $bytes file size in bytes
-	 * @return string a human readable file size
-	 *
-	 * Makes 2048 to 2 kB.
-	 */
-	public static function humanFileSize($bytes) {
-		if ($bytes < 0) {
-			return "?";
-		}
-		if ($bytes < 1024) {
-			return "$bytes B";
-		}
-		$bytes = round($bytes / 1024, 0);
-		if ($bytes < 1024) {
-			return "$bytes KB";
-		}
-		$bytes = round($bytes / 1024, 1);
-		if ($bytes < 1024) {
-			return "$bytes MB";
-		}
-		$bytes = round($bytes / 1024, 1);
-		if ($bytes < 1024) {
-			return "$bytes GB";
-		}
-		$bytes = round($bytes / 1024, 1);
-		if ($bytes < 1024) {
-			return "$bytes TB";
-		}
-
-		$bytes = round($bytes / 1024, 1);
-		return "$bytes PB";
-	}
-
-	/**
-	 * Make a php file size
-	 * @param int $bytes file size in bytes
-	 * @return string a php parseable file size
-	 *
-	 * Makes 2048 to 2k and 2^41 to 2048G
-	 */
-	public static function phpFileSize($bytes) {
-		if ($bytes < 0) {
-			return "?";
-		}
-		if ($bytes < 1024) {
-			return $bytes . "B";
-		}
-		$bytes = round($bytes / 1024, 1);
-		if ($bytes < 1024) {
-			return $bytes . "K";
-		}
-		$bytes = round($bytes / 1024, 1);
-		if ($bytes < 1024) {
-			return $bytes . "M";
-		}
-		$bytes = round($bytes / 1024, 1);
-		return $bytes . "G";
-	}
-
-	/**
-	 * Make a computer file size
-	 * @param string $str file size in human readable format
-	 * @return float|bool a file size in bytes
-	 *
-	 * Makes 2kB to 2048.
-	 *
-	 * Inspired by: http://www.php.net/manual/en/function.filesize.php#92418
-	 */
-	public static function computerFileSize($str) {
-		$str = strtolower($str);
-		if (is_numeric($str)) {
-			return (float)$str;
-		}
-
-		$bytes_array = array(
-			'b' => 1,
-			'k' => 1024,
-			'kb' => 1024,
-			'mb' => 1024 * 1024,
-			'm' => 1024 * 1024,
-			'gb' => 1024 * 1024 * 1024,
-			'g' => 1024 * 1024 * 1024,
-			'tb' => 1024 * 1024 * 1024 * 1024,
-			't' => 1024 * 1024 * 1024 * 1024,
-			'pb' => 1024 * 1024 * 1024 * 1024 * 1024,
-			'p' => 1024 * 1024 * 1024 * 1024 * 1024,
-		);
-
-		$bytes = (float)$str;
-
-		if (preg_match('#([kmgtp]?b?)$#si', $str, $matches) && !empty($bytes_array[$matches[1]])) {
-			$bytes *= $bytes_array[$matches[1]];
-		} else {
-			return false;
-		}
-
-		$bytes = round($bytes);
-
-		return $bytes;
-	}
-
-	/**
-	 * Recursive copying of folders
-	 * @param string $src source folder
-	 * @param string $dest target folder
-	 *
-	 */
-	static function copyr($src, $dest) {
-		if (is_dir($src)) {
-			if (!is_dir($dest)) {
-				mkdir($dest);
-			}
-			$files = scandir($src);
-			foreach ($files as $file) {
-				if ($file != "." && $file != "..") {
-					self::copyr("$src/$file", "$dest/$file");
-				}
-			}
-		} elseif (file_exists($src) && !\OC\Files\Filesystem::isFileBlacklisted($src)) {
-			copy($src, $dest);
-		}
-	}
-
-	/**
-	 * Recursive deletion of folders
-	 * @param string $dir path to the folder
-	 * @param bool $deleteSelf if set to false only the content of the folder will be deleted
-	 * @return bool
-	 */
-	static function rmdirr($dir, $deleteSelf = true) {
-		if (is_dir($dir)) {
-			$files = new RecursiveIteratorIterator(
-				new RecursiveDirectoryIterator($dir, RecursiveDirectoryIterator::SKIP_DOTS),
-				RecursiveIteratorIterator::CHILD_FIRST
-			);
-
-			foreach ($files as $fileInfo) {
-				/** @var SplFileInfo $fileInfo */
-				if ($fileInfo->isLink()) {
-					unlink($fileInfo->getPathname());
-				} else if ($fileInfo->isDir()) {
-					rmdir($fileInfo->getRealPath());
-				} else {
-					unlink($fileInfo->getRealPath());
-				}
-			}
-			if ($deleteSelf) {
-				rmdir($dir);
-			}
-		} elseif (file_exists($dir)) {
-			if ($deleteSelf) {
-				unlink($dir);
-			}
-		}
-		if (!$deleteSelf) {
-			return true;
-		}
-
-		return !file_exists($dir);
-	}
-
-	/**
-	 * @return \OC\Files\Type\TemplateManager
-	 */
-	static public function getFileTemplateManager() {
-		if (!self::$templateManager) {
-			self::$templateManager = new \OC\Files\Type\TemplateManager();
-		}
-		return self::$templateManager;
-	}
-
-	/**
-	 * detect if a given program is found in the search PATH
-	 *
-	 * @param string $name
-	 * @param bool $path
-	 * @internal param string $program name
-	 * @internal param string $optional search path, defaults to $PATH
-	 * @return bool    true if executable program found in path
-	 */
-	public static function canExecute($name, $path = false) {
-		// path defaults to PATH from environment if not set
-		if ($path === false) {
-			$path = getenv("PATH");
-		}
-		// we look for an executable file of that name
-		$exts = [""];
-		$check_fn = "is_executable";
-		// Default check will be done with $path directories :
-		$dirs = explode(PATH_SEPARATOR, $path);
-		// WARNING : We have to check if open_basedir is enabled :
-		$obd = OC::$server->getIniWrapper()->getString('open_basedir');
-		if ($obd != "none") {
-			$obd_values = explode(PATH_SEPARATOR, $obd);
-			if (count($obd_values) > 0 and $obd_values[0]) {
-				// open_basedir is in effect !
-				// We need to check if the program is in one of these dirs :
-				$dirs = $obd_values;
-			}
-		}
-		foreach ($dirs as $dir) {
-			foreach ($exts as $ext) {
-				if ($check_fn("$dir/$name" . $ext))
-					return true;
-			}
-		}
-		return false;
-	}
-
-	/**
-	 * copy the contents of one stream to another
-	 *
-	 * @param resource $source
-	 * @param resource $target
-	 * @return array the number of bytes copied and result
-	 */
-	public static function streamCopy($source, $target) {
-		if (!$source or !$target) {
-			return array(0, false);
-		}
-		$bufSize = 8192;
-		$result = true;
-		$count = 0;
-		while (!feof($source)) {
-			$buf = fread($source, $bufSize);
-			$bytesWritten = fwrite($target, $buf);
-			if ($bytesWritten !== false) {
-				$count += $bytesWritten;
-			}
-			// note: strlen is expensive so only use it when necessary,
-			// on the last block
-			if ($bytesWritten === false
-				|| ($bytesWritten < $bufSize && $bytesWritten < strlen($buf))
-			) {
-				// write error, could be disk full ?
-				$result = false;
-				break;
-			}
-		}
-		return array($count, $result);
-	}
-
-	/**
-	 * Adds a suffix to the name in case the file exists
-	 *
-	 * @param string $path
-	 * @param string $filename
-	 * @return string
-	 */
-	public static function buildNotExistingFileName($path, $filename) {
-		$view = \OC\Files\Filesystem::getView();
-		return self::buildNotExistingFileNameForView($path, $filename, $view);
-	}
-
-	/**
-	 * Adds a suffix to the name in case the file exists
-	 *
-	 * @param string $path
-	 * @param string $filename
-	 * @return string
-	 */
-	public static function buildNotExistingFileNameForView($path, $filename, \OC\Files\View $view) {
-		if ($path === '/') {
-			$path = '';
-		}
-		if ($pos = strrpos($filename, '.')) {
-			$name = substr($filename, 0, $pos);
-			$ext = substr($filename, $pos);
-		} else {
-			$name = $filename;
-			$ext = '';
-		}
-
-		$newpath = $path . '/' . $filename;
-		if ($view->file_exists($newpath)) {
-			if (preg_match_all('/\((\d+)\)/', $name, $matches, PREG_OFFSET_CAPTURE)) {
-				//Replace the last "(number)" with "(number+1)"
-				$last_match = count($matches[0]) - 1;
-				$counter = $matches[1][$last_match][0] + 1;
-				$offset = $matches[0][$last_match][1];
-				$match_length = strlen($matches[0][$last_match][0]);
-			} else {
-				$counter = 2;
-				$match_length = 0;
-				$offset = false;
-			}
-			do {
-				if ($offset) {
-					//Replace the last "(number)" with "(number+1)"
-					$newname = substr_replace($name, '(' . $counter . ')', $offset, $match_length);
-				} else {
-					$newname = $name . ' (' . $counter . ')';
-				}
-				$newpath = $path . '/' . $newname . $ext;
-				$counter++;
-			} while ($view->file_exists($newpath));
-		}
-
-		return $newpath;
-	}
-
-	/**
-	 * Returns an array with all keys from input lowercased or uppercased. Numbered indices are left as is.
-	 *
-	 * @param array $input The array to work on
-	 * @param int $case Either MB_CASE_UPPER or MB_CASE_LOWER (default)
-	 * @param string $encoding The encoding parameter is the character encoding. Defaults to UTF-8
-	 * @return array
-	 *
-	 * Returns an array with all keys from input lowercased or uppercased. Numbered indices are left as is.
-	 * based on http://www.php.net/manual/en/function.array-change-key-case.php#107715
-	 *
-	 */
-	public static function mb_array_change_key_case($input, $case = MB_CASE_LOWER, $encoding = 'UTF-8') {
-		$case = ($case != MB_CASE_UPPER) ? MB_CASE_LOWER : MB_CASE_UPPER;
-		$ret = array();
-		foreach ($input as $k => $v) {
-			$ret[mb_convert_case($k, $case, $encoding)] = $v;
-		}
-		return $ret;
-	}
-
-	/**
-	 * performs a search in a nested array
-	 * @param array $haystack the array to be searched
-	 * @param string $needle the search string
-	 * @param mixed $index optional, only search this key name
-	 * @return mixed the key of the matching field, otherwise false
-	 *
-	 * performs a search in a nested array
-	 *
-	 * taken from http://www.php.net/manual/en/function.array-search.php#97645
-	 */
-	public static function recursiveArraySearch($haystack, $needle, $index = null) {
-		$aIt = new RecursiveArrayIterator($haystack);
-		$it = new RecursiveIteratorIterator($aIt);
-
-		while ($it->valid()) {
-			if (((isset($index) AND ($it->key() == $index)) OR (!isset($index))) AND ($it->current() == $needle)) {
-				return $aIt->key();
-			}
-
-			$it->next();
-		}
-
-		return false;
-	}
-
-	/**
-	 * calculates the maximum upload size respecting system settings, free space and user quota
-	 *
-	 * @param string $dir the current folder where the user currently operates
-	 * @param int $freeSpace the number of bytes free on the storage holding $dir, if not set this will be received from the storage directly
-	 * @return int number of bytes representing
-	 */
-	public static function maxUploadFilesize($dir, $freeSpace = null) {
-		if (is_null($freeSpace) || $freeSpace < 0){
-			$freeSpace = self::freeSpace($dir);
-		}
-		return min($freeSpace, self::uploadLimit());
-	}
-
-	/**
-	 * Calculate free space left within user quota
-	 *
-	 * @param string $dir the current folder where the user currently operates
-	 * @return int number of bytes representing
-	 */
-	public static function freeSpace($dir) {
-		$freeSpace = \OC\Files\Filesystem::free_space($dir);
-		if ($freeSpace < \OCP\Files\FileInfo::SPACE_UNLIMITED) {
-			$freeSpace = max($freeSpace, 0);
-			return $freeSpace;
-		} else {
-			return (INF > 0)? INF: PHP_INT_MAX; // work around https://bugs.php.net/bug.php?id=69188
-		}
-	}
-
-	/**
-	 * Calculate PHP upload limit
-	 *
-	 * @return int PHP upload file size limit
-	 */
-	public static function uploadLimit() {
-		$ini = \OC::$server->getIniWrapper();
-		$upload_max_filesize = OCP\Util::computerFileSize($ini->get('upload_max_filesize'));
-		$post_max_size = OCP\Util::computerFileSize($ini->get('post_max_size'));
-		if ((int)$upload_max_filesize === 0 and (int)$post_max_size === 0) {
-			return INF;
-		} elseif ((int)$upload_max_filesize === 0 or (int)$post_max_size === 0) {
-			return max($upload_max_filesize, $post_max_size); //only the non 0 value counts
-		} else {
-			return min($upload_max_filesize, $post_max_size);
-		}
-	}
-
-	/**
-	 * Checks if a function is available
-	 *
-	 * @param string $function_name
-	 * @return bool
-	 */
-	public static function is_function_enabled($function_name) {
-		if (!function_exists($function_name)) {
-			return false;
-		}
-		$ini = \OC::$server->getIniWrapper();
-		$disabled = explode(',', $ini->get('disable_functions') ?: '');
-		$disabled = array_map('trim', $disabled);
-		if (in_array($function_name, $disabled)) {
-			return false;
-		}
-		$disabled = explode(',', $ini->get('suhosin.executor.func.blacklist') ?: '');
-		$disabled = array_map('trim', $disabled);
-		if (in_array($function_name, $disabled)) {
-			return false;
-		}
-		return true;
-	}
-
-	/**
-	 * Try to find a program
-	 *
-	 * @param string $program
-	 * @return null|string
-	 */
-	public static function findBinaryPath($program) {
-		$memcache = \OC::$server->getMemCacheFactory()->createDistributed('findBinaryPath');
-		if ($memcache->hasKey($program)) {
-			return $memcache->get($program);
-		}
-		$result = null;
-		if (self::is_function_enabled('exec')) {
-			$exeSniffer = new ExecutableFinder();
-			// Returns null if nothing is found
-			$result = $exeSniffer->find($program);
-			if (empty($result)) {
-				$paths = getenv('PATH');
-				if (empty($paths)) {
-					$paths = '/usr/local/bin /usr/bin /opt/bin /bin';
-				} else {
-					$paths = str_replace(':',' ',getenv('PATH'));
-				}
-				$command = 'find ' . $paths . ' -name ' . escapeshellarg($program) . ' 2> /dev/null';
-				exec($command, $output, $returnCode);
-				if (count($output) > 0) {
-					$result = escapeshellcmd($output[0]);
-				}
-			}
-		}
-		// store the value for 5 minutes
-		$memcache->set($program, $result, 300);
-		return $result;
-	}
-
-	/**
-	 * Calculate the disc space for the given path
-	 *
-	 * @param string $path
-	 * @param \OCP\Files\FileInfo $rootInfo (optional)
-	 * @return array
-	 * @throws \OCP\Files\NotFoundException
-	 */
-	public static function getStorageInfo($path, $rootInfo = null) {
-		// return storage info without adding mount points
-		$includeExtStorage = \OC::$server->getSystemConfig()->getValue('quota_include_external_storage', false);
-
-		if (!$rootInfo) {
-			$rootInfo = \OC\Files\Filesystem::getFileInfo($path, $includeExtStorage ? 'ext' : false);
-		}
-		if (!$rootInfo instanceof \OCP\Files\FileInfo) {
-			throw new \OCP\Files\NotFoundException();
-		}
-		$used = $rootInfo->getSize();
-		if ($used < 0) {
-			$used = 0;
-		}
-		$quota = \OCP\Files\FileInfo::SPACE_UNLIMITED;
-		$storage = $rootInfo->getStorage();
-		$sourceStorage = $storage;
-		if ($storage->instanceOfStorage('\OCA\Files_Sharing\SharedStorage')) {
-			$includeExtStorage = false;
-			$sourceStorage = $storage->getSourceStorage();
-		}
-		if ($includeExtStorage) {
-			if ($storage->instanceOfStorage('\OC\Files\Storage\Home')
-				|| $storage->instanceOfStorage('\OC\Files\ObjectStore\HomeObjectStoreStorage')
-			) {
-				/** @var \OC\Files\Storage\Home $storage */
-				$userInstance = $storage->getUser();
-				$user = ($userInstance === null) ? null : $userInstance->getUID();
-			} else {
-				$user = \OC::$server->getUserSession()->getUser()->getUID();
-			}
-			if ($user) {
-				$quota = OC_Util::getUserQuota($user);
-			} else {
-				$quota = \OCP\Files\FileInfo::SPACE_UNLIMITED;
-			}
-			if ($quota !== \OCP\Files\FileInfo::SPACE_UNLIMITED) {
-				// always get free space / total space from root + mount points
-				return self::getGlobalStorageInfo();
-			}
-		}
-
-		// TODO: need a better way to get total space from storage
-		if ($sourceStorage->instanceOfStorage('\OC\Files\Storage\Wrapper\Quota')) {
-			/** @var \OC\Files\Storage\Wrapper\Quota $storage */
-			$quota = $sourceStorage->getQuota();
-		}
-		$free = $sourceStorage->free_space($rootInfo->getInternalPath());
-		if ($free >= 0) {
-			$total = $free + $used;
-		} else {
-			$total = $free; //either unknown or unlimited
-		}
-		if ($total > 0) {
-			if ($quota > 0 && $total > $quota) {
-				$total = $quota;
-			}
-			// prevent division by zero or error codes (negative values)
-			$relative = round(($used / $total) * 10000) / 100;
-		} else {
-			$relative = 0;
-		}
-
-		$ownerId = $storage->getOwner($path);
-		$ownerDisplayName = '';
-		$owner = \OC::$server->getUserManager()->get($ownerId);
-		if($owner) {
-			$ownerDisplayName = $owner->getDisplayName();
-		}
-
-		return [
-			'free' => $free,
-			'used' => $used,
-			'quota' => $quota,
-			'total' => $total,
-			'relative' => $relative,
-			'owner' => $ownerId,
-			'ownerDisplayName' => $ownerDisplayName,
-		];
-	}
-
-	/**
-	 * Get storage info including all mount points and quota
-	 *
-	 * @return array
-	 */
-	private static function getGlobalStorageInfo() {
-		$quota = OC_Util::getUserQuota(\OCP\User::getUser());
-
-		$rootInfo = \OC\Files\Filesystem::getFileInfo('', 'ext');
-		$used = $rootInfo['size'];
-		if ($used < 0) {
-			$used = 0;
-		}
-
-		$total = $quota;
-		$free = $quota - $used;
-
-		if ($total > 0) {
-			if ($quota > 0 && $total > $quota) {
-				$total = $quota;
-			}
-			// prevent division by zero or error codes (negative values)
-			$relative = round(($used / $total) * 10000) / 100;
-		} else {
-			$relative = 0;
-		}
-
-		return array('free' => $free, 'used' => $used, 'total' => $total, 'relative' => $relative);
-
-	}
-
-	/**
-	 * Returns whether the config file is set manually to read-only
-	 * @return bool
-	 */
-	public static function isReadOnlyConfigEnabled() {
-		return \OC::$server->getConfig()->getSystemValue('config_is_read_only', false);
-	}
+    private static $templateManager;
+
+    /**
+     * Creates an absolute url for public use
+     * @param string $service id
+     * @param bool $add_slash
+     * @return string the url
+     *
+     * Returns a absolute url to the given service.
+     */
+    public static function linkToPublic($service, $add_slash = false) {
+        if ($service === 'files') {
+            $url = OC::$server->getURLGenerator()->getAbsoluteURL('/s');
+        } else {
+            $url = OC::$server->getURLGenerator()->getAbsoluteURL(OC::$server->getURLGenerator()->linkTo('', 'public.php').'?service='.$service);
+        }
+        return $url . (($add_slash && $service[strlen($service) - 1] != '/') ? '/' : '');
+    }
+
+    /**
+     * Make a human file size
+     * @param int $bytes file size in bytes
+     * @return string a human readable file size
+     *
+     * Makes 2048 to 2 kB.
+     */
+    public static function humanFileSize($bytes) {
+        if ($bytes < 0) {
+            return "?";
+        }
+        if ($bytes < 1024) {
+            return "$bytes B";
+        }
+        $bytes = round($bytes / 1024, 0);
+        if ($bytes < 1024) {
+            return "$bytes KB";
+        }
+        $bytes = round($bytes / 1024, 1);
+        if ($bytes < 1024) {
+            return "$bytes MB";
+        }
+        $bytes = round($bytes / 1024, 1);
+        if ($bytes < 1024) {
+            return "$bytes GB";
+        }
+        $bytes = round($bytes / 1024, 1);
+        if ($bytes < 1024) {
+            return "$bytes TB";
+        }
+
+        $bytes = round($bytes / 1024, 1);
+        return "$bytes PB";
+    }
+
+    /**
+     * Make a php file size
+     * @param int $bytes file size in bytes
+     * @return string a php parseable file size
+     *
+     * Makes 2048 to 2k and 2^41 to 2048G
+     */
+    public static function phpFileSize($bytes) {
+        if ($bytes < 0) {
+            return "?";
+        }
+        if ($bytes < 1024) {
+            return $bytes . "B";
+        }
+        $bytes = round($bytes / 1024, 1);
+        if ($bytes < 1024) {
+            return $bytes . "K";
+        }
+        $bytes = round($bytes / 1024, 1);
+        if ($bytes < 1024) {
+            return $bytes . "M";
+        }
+        $bytes = round($bytes / 1024, 1);
+        return $bytes . "G";
+    }
+
+    /**
+     * Make a computer file size
+     * @param string $str file size in human readable format
+     * @return float|bool a file size in bytes
+     *
+     * Makes 2kB to 2048.
+     *
+     * Inspired by: http://www.php.net/manual/en/function.filesize.php#92418
+     */
+    public static function computerFileSize($str) {
+        $str = strtolower($str);
+        if (is_numeric($str)) {
+            return (float)$str;
+        }
+
+        $bytes_array = array(
+            'b' => 1,
+            'k' => 1024,
+            'kb' => 1024,
+            'mb' => 1024 * 1024,
+            'm' => 1024 * 1024,
+            'gb' => 1024 * 1024 * 1024,
+            'g' => 1024 * 1024 * 1024,
+            'tb' => 1024 * 1024 * 1024 * 1024,
+            't' => 1024 * 1024 * 1024 * 1024,
+            'pb' => 1024 * 1024 * 1024 * 1024 * 1024,
+            'p' => 1024 * 1024 * 1024 * 1024 * 1024,
+        );
+
+        $bytes = (float)$str;
+
+        if (preg_match('#([kmgtp]?b?)$#si', $str, $matches) && !empty($bytes_array[$matches[1]])) {
+            $bytes *= $bytes_array[$matches[1]];
+        } else {
+            return false;
+        }
+
+        $bytes = round($bytes);
+
+        return $bytes;
+    }
+
+    /**
+     * Recursive copying of folders
+     * @param string $src source folder
+     * @param string $dest target folder
+     *
+     */
+    static function copyr($src, $dest) {
+        if (is_dir($src)) {
+            if (!is_dir($dest)) {
+                mkdir($dest);
+            }
+            $files = scandir($src);
+            foreach ($files as $file) {
+                if ($file != "." && $file != "..") {
+                    self::copyr("$src/$file", "$dest/$file");
+                }
+            }
+        } elseif (file_exists($src) && !\OC\Files\Filesystem::isFileBlacklisted($src)) {
+            copy($src, $dest);
+        }
+    }
+
+    /**
+     * Recursive deletion of folders
+     * @param string $dir path to the folder
+     * @param bool $deleteSelf if set to false only the content of the folder will be deleted
+     * @return bool
+     */
+    static function rmdirr($dir, $deleteSelf = true) {
+        if (is_dir($dir)) {
+            $files = new RecursiveIteratorIterator(
+                new RecursiveDirectoryIterator($dir, RecursiveDirectoryIterator::SKIP_DOTS),
+                RecursiveIteratorIterator::CHILD_FIRST
+            );
+
+            foreach ($files as $fileInfo) {
+                /** @var SplFileInfo $fileInfo */
+                if ($fileInfo->isLink()) {
+                    unlink($fileInfo->getPathname());
+                } else if ($fileInfo->isDir()) {
+                    rmdir($fileInfo->getRealPath());
+                } else {
+                    unlink($fileInfo->getRealPath());
+                }
+            }
+            if ($deleteSelf) {
+                rmdir($dir);
+            }
+        } elseif (file_exists($dir)) {
+            if ($deleteSelf) {
+                unlink($dir);
+            }
+        }
+        if (!$deleteSelf) {
+            return true;
+        }
+
+        return !file_exists($dir);
+    }
+
+    /**
+     * @return \OC\Files\Type\TemplateManager
+     */
+    static public function getFileTemplateManager() {
+        if (!self::$templateManager) {
+            self::$templateManager = new \OC\Files\Type\TemplateManager();
+        }
+        return self::$templateManager;
+    }
+
+    /**
+     * detect if a given program is found in the search PATH
+     *
+     * @param string $name
+     * @param bool $path
+     * @internal param string $program name
+     * @internal param string $optional search path, defaults to $PATH
+     * @return bool    true if executable program found in path
+     */
+    public static function canExecute($name, $path = false) {
+        // path defaults to PATH from environment if not set
+        if ($path === false) {
+            $path = getenv("PATH");
+        }
+        // we look for an executable file of that name
+        $exts = [""];
+        $check_fn = "is_executable";
+        // Default check will be done with $path directories :
+        $dirs = explode(PATH_SEPARATOR, $path);
+        // WARNING : We have to check if open_basedir is enabled :
+        $obd = OC::$server->getIniWrapper()->getString('open_basedir');
+        if ($obd != "none") {
+            $obd_values = explode(PATH_SEPARATOR, $obd);
+            if (count($obd_values) > 0 and $obd_values[0]) {
+                // open_basedir is in effect !
+                // We need to check if the program is in one of these dirs :
+                $dirs = $obd_values;
+            }
+        }
+        foreach ($dirs as $dir) {
+            foreach ($exts as $ext) {
+                if ($check_fn("$dir/$name" . $ext))
+                    return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * copy the contents of one stream to another
+     *
+     * @param resource $source
+     * @param resource $target
+     * @return array the number of bytes copied and result
+     */
+    public static function streamCopy($source, $target) {
+        if (!$source or !$target) {
+            return array(0, false);
+        }
+        $bufSize = 8192;
+        $result = true;
+        $count = 0;
+        while (!feof($source)) {
+            $buf = fread($source, $bufSize);
+            $bytesWritten = fwrite($target, $buf);
+            if ($bytesWritten !== false) {
+                $count += $bytesWritten;
+            }
+            // note: strlen is expensive so only use it when necessary,
+            // on the last block
+            if ($bytesWritten === false
+                || ($bytesWritten < $bufSize && $bytesWritten < strlen($buf))
+            ) {
+                // write error, could be disk full ?
+                $result = false;
+                break;
+            }
+        }
+        return array($count, $result);
+    }
+
+    /**
+     * Adds a suffix to the name in case the file exists
+     *
+     * @param string $path
+     * @param string $filename
+     * @return string
+     */
+    public static function buildNotExistingFileName($path, $filename) {
+        $view = \OC\Files\Filesystem::getView();
+        return self::buildNotExistingFileNameForView($path, $filename, $view);
+    }
+
+    /**
+     * Adds a suffix to the name in case the file exists
+     *
+     * @param string $path
+     * @param string $filename
+     * @return string
+     */
+    public static function buildNotExistingFileNameForView($path, $filename, \OC\Files\View $view) {
+        if ($path === '/') {
+            $path = '';
+        }
+        if ($pos = strrpos($filename, '.')) {
+            $name = substr($filename, 0, $pos);
+            $ext = substr($filename, $pos);
+        } else {
+            $name = $filename;
+            $ext = '';
+        }
+
+        $newpath = $path . '/' . $filename;
+        if ($view->file_exists($newpath)) {
+            if (preg_match_all('/\((\d+)\)/', $name, $matches, PREG_OFFSET_CAPTURE)) {
+                //Replace the last "(number)" with "(number+1)"
+                $last_match = count($matches[0]) - 1;
+                $counter = $matches[1][$last_match][0] + 1;
+                $offset = $matches[0][$last_match][1];
+                $match_length = strlen($matches[0][$last_match][0]);
+            } else {
+                $counter = 2;
+                $match_length = 0;
+                $offset = false;
+            }
+            do {
+                if ($offset) {
+                    //Replace the last "(number)" with "(number+1)"
+                    $newname = substr_replace($name, '(' . $counter . ')', $offset, $match_length);
+                } else {
+                    $newname = $name . ' (' . $counter . ')';
+                }
+                $newpath = $path . '/' . $newname . $ext;
+                $counter++;
+            } while ($view->file_exists($newpath));
+        }
+
+        return $newpath;
+    }
+
+    /**
+     * Returns an array with all keys from input lowercased or uppercased. Numbered indices are left as is.
+     *
+     * @param array $input The array to work on
+     * @param int $case Either MB_CASE_UPPER or MB_CASE_LOWER (default)
+     * @param string $encoding The encoding parameter is the character encoding. Defaults to UTF-8
+     * @return array
+     *
+     * Returns an array with all keys from input lowercased or uppercased. Numbered indices are left as is.
+     * based on http://www.php.net/manual/en/function.array-change-key-case.php#107715
+     *
+     */
+    public static function mb_array_change_key_case($input, $case = MB_CASE_LOWER, $encoding = 'UTF-8') {
+        $case = ($case != MB_CASE_UPPER) ? MB_CASE_LOWER : MB_CASE_UPPER;
+        $ret = array();
+        foreach ($input as $k => $v) {
+            $ret[mb_convert_case($k, $case, $encoding)] = $v;
+        }
+        return $ret;
+    }
+
+    /**
+     * performs a search in a nested array
+     * @param array $haystack the array to be searched
+     * @param string $needle the search string
+     * @param mixed $index optional, only search this key name
+     * @return mixed the key of the matching field, otherwise false
+     *
+     * performs a search in a nested array
+     *
+     * taken from http://www.php.net/manual/en/function.array-search.php#97645
+     */
+    public static function recursiveArraySearch($haystack, $needle, $index = null) {
+        $aIt = new RecursiveArrayIterator($haystack);
+        $it = new RecursiveIteratorIterator($aIt);
+
+        while ($it->valid()) {
+            if (((isset($index) AND ($it->key() == $index)) OR (!isset($index))) AND ($it->current() == $needle)) {
+                return $aIt->key();
+            }
+
+            $it->next();
+        }
+
+        return false;
+    }
+
+    /**
+     * calculates the maximum upload size respecting system settings, free space and user quota
+     *
+     * @param string $dir the current folder where the user currently operates
+     * @param int $freeSpace the number of bytes free on the storage holding $dir, if not set this will be received from the storage directly
+     * @return int number of bytes representing
+     */
+    public static function maxUploadFilesize($dir, $freeSpace = null) {
+        if (is_null($freeSpace) || $freeSpace < 0){
+            $freeSpace = self::freeSpace($dir);
+        }
+        return min($freeSpace, self::uploadLimit());
+    }
+
+    /**
+     * Calculate free space left within user quota
+     *
+     * @param string $dir the current folder where the user currently operates
+     * @return int number of bytes representing
+     */
+    public static function freeSpace($dir) {
+        $freeSpace = \OC\Files\Filesystem::free_space($dir);
+        if ($freeSpace < \OCP\Files\FileInfo::SPACE_UNLIMITED) {
+            $freeSpace = max($freeSpace, 0);
+            return $freeSpace;
+        } else {
+            return (INF > 0)? INF: PHP_INT_MAX; // work around https://bugs.php.net/bug.php?id=69188
+        }
+    }
+
+    /**
+     * Calculate PHP upload limit
+     *
+     * @return int PHP upload file size limit
+     */
+    public static function uploadLimit() {
+        $ini = \OC::$server->getIniWrapper();
+        $upload_max_filesize = OCP\Util::computerFileSize($ini->get('upload_max_filesize'));
+        $post_max_size = OCP\Util::computerFileSize($ini->get('post_max_size'));
+        if ((int)$upload_max_filesize === 0 and (int)$post_max_size === 0) {
+            return INF;
+        } elseif ((int)$upload_max_filesize === 0 or (int)$post_max_size === 0) {
+            return max($upload_max_filesize, $post_max_size); //only the non 0 value counts
+        } else {
+            return min($upload_max_filesize, $post_max_size);
+        }
+    }
+
+    /**
+     * Checks if a function is available
+     *
+     * @param string $function_name
+     * @return bool
+     */
+    public static function is_function_enabled($function_name) {
+        if (!function_exists($function_name)) {
+            return false;
+        }
+        $ini = \OC::$server->getIniWrapper();
+        $disabled = explode(',', $ini->get('disable_functions') ?: '');
+        $disabled = array_map('trim', $disabled);
+        if (in_array($function_name, $disabled)) {
+            return false;
+        }
+        $disabled = explode(',', $ini->get('suhosin.executor.func.blacklist') ?: '');
+        $disabled = array_map('trim', $disabled);
+        if (in_array($function_name, $disabled)) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Try to find a program
+     *
+     * @param string $program
+     * @return null|string
+     */
+    public static function findBinaryPath($program) {
+        $memcache = \OC::$server->getMemCacheFactory()->createDistributed('findBinaryPath');
+        if ($memcache->hasKey($program)) {
+            return $memcache->get($program);
+        }
+        $result = null;
+        if (self::is_function_enabled('exec')) {
+            $exeSniffer = new ExecutableFinder();
+            // Returns null if nothing is found
+            $result = $exeSniffer->find($program);
+            if (empty($result)) {
+                $paths = getenv('PATH');
+                if (empty($paths)) {
+                    $paths = '/usr/local/bin /usr/bin /opt/bin /bin';
+                } else {
+                    $paths = str_replace(':',' ',getenv('PATH'));
+                }
+                $command = 'find ' . $paths . ' -name ' . escapeshellarg($program) . ' 2> /dev/null';
+                exec($command, $output, $returnCode);
+                if (count($output) > 0) {
+                    $result = escapeshellcmd($output[0]);
+                }
+            }
+        }
+        // store the value for 5 minutes
+        $memcache->set($program, $result, 300);
+        return $result;
+    }
+
+    /**
+     * Calculate the disc space for the given path
+     *
+     * @param string $path
+     * @param \OCP\Files\FileInfo $rootInfo (optional)
+     * @return array
+     * @throws \OCP\Files\NotFoundException
+     */
+    public static function getStorageInfo($path, $rootInfo = null) {
+        // return storage info without adding mount points
+        $includeExtStorage = \OC::$server->getSystemConfig()->getValue('quota_include_external_storage', false);
+
+        if (!$rootInfo) {
+            $rootInfo = \OC\Files\Filesystem::getFileInfo($path, $includeExtStorage ? 'ext' : false);
+        }
+        if (!$rootInfo instanceof \OCP\Files\FileInfo) {
+            throw new \OCP\Files\NotFoundException();
+        }
+        $used = $rootInfo->getSize();
+        if ($used < 0) {
+            $used = 0;
+        }
+        $quota = \OCP\Files\FileInfo::SPACE_UNLIMITED;
+        $storage = $rootInfo->getStorage();
+        $sourceStorage = $storage;
+        if ($storage->instanceOfStorage('\OCA\Files_Sharing\SharedStorage')) {
+            $includeExtStorage = false;
+            $sourceStorage = $storage->getSourceStorage();
+        }
+        if ($includeExtStorage) {
+            if ($storage->instanceOfStorage('\OC\Files\Storage\Home')
+                || $storage->instanceOfStorage('\OC\Files\ObjectStore\HomeObjectStoreStorage')
+            ) {
+                /** @var \OC\Files\Storage\Home $storage */
+                $userInstance = $storage->getUser();
+                $user = ($userInstance === null) ? null : $userInstance->getUID();
+            } else {
+                $user = \OC::$server->getUserSession()->getUser()->getUID();
+            }
+            if ($user) {
+                $quota = OC_Util::getUserQuota($user);
+            } else {
+                $quota = \OCP\Files\FileInfo::SPACE_UNLIMITED;
+            }
+            if ($quota !== \OCP\Files\FileInfo::SPACE_UNLIMITED) {
+                // always get free space / total space from root + mount points
+                return self::getGlobalStorageInfo();
+            }
+        }
+
+        // TODO: need a better way to get total space from storage
+        if ($sourceStorage->instanceOfStorage('\OC\Files\Storage\Wrapper\Quota')) {
+            /** @var \OC\Files\Storage\Wrapper\Quota $storage */
+            $quota = $sourceStorage->getQuota();
+        }
+        $free = $sourceStorage->free_space($rootInfo->getInternalPath());
+        if ($free >= 0) {
+            $total = $free + $used;
+        } else {
+            $total = $free; //either unknown or unlimited
+        }
+        if ($total > 0) {
+            if ($quota > 0 && $total > $quota) {
+                $total = $quota;
+            }
+            // prevent division by zero or error codes (negative values)
+            $relative = round(($used / $total) * 10000) / 100;
+        } else {
+            $relative = 0;
+        }
+
+        $ownerId = $storage->getOwner($path);
+        $ownerDisplayName = '';
+        $owner = \OC::$server->getUserManager()->get($ownerId);
+        if($owner) {
+            $ownerDisplayName = $owner->getDisplayName();
+        }
+
+        return [
+            'free' => $free,
+            'used' => $used,
+            'quota' => $quota,
+            'total' => $total,
+            'relative' => $relative,
+            'owner' => $ownerId,
+            'ownerDisplayName' => $ownerDisplayName,
+        ];
+    }
+
+    /**
+     * Get storage info including all mount points and quota
+     *
+     * @return array
+     */
+    private static function getGlobalStorageInfo() {
+        $quota = OC_Util::getUserQuota(\OCP\User::getUser());
+
+        $rootInfo = \OC\Files\Filesystem::getFileInfo('', 'ext');
+        $used = $rootInfo['size'];
+        if ($used < 0) {
+            $used = 0;
+        }
+
+        $total = $quota;
+        $free = $quota - $used;
+
+        if ($total > 0) {
+            if ($quota > 0 && $total > $quota) {
+                $total = $quota;
+            }
+            // prevent division by zero or error codes (negative values)
+            $relative = round(($used / $total) * 10000) / 100;
+        } else {
+            $relative = 0;
+        }
+
+        return array('free' => $free, 'used' => $used, 'total' => $total, 'relative' => $relative);
+
+    }
+
+    /**
+     * Returns whether the config file is set manually to read-only
+     * @return bool
+     */
+    public static function isReadOnlyConfigEnabled() {
+        return \OC::$server->getConfig()->getSystemValue('config_is_read_only', false);
+    }
 }

Spacing +19 added lines, -19 removed lines

@@ -65,7 +65,7 @@ 
 		} else {
 			$url = OC::$server->getURLGenerator()->getAbsoluteURL(OC::$server->getURLGenerator()->linkTo('', 'public.php').'?service='.$service);
 		}
-		return $url . (($add_slash && $service[strlen($service) - 1] != '/') ? '/' : '');
+		return $url.(($add_slash && $service[strlen($service) - 1] != '/') ? '/' : '');
 	}
 
 	/**
@@ -115,18 +115,18 @@ 
 			return "?";
 		}
 		if ($bytes < 1024) {
-			return $bytes . "B";
+			return $bytes."B";
 		}
 		$bytes = round($bytes / 1024, 1);
 		if ($bytes < 1024) {
-			return $bytes . "K";
+			return $bytes."K";
 		}
 		$bytes = round($bytes / 1024, 1);
 		if ($bytes < 1024) {
-			return $bytes . "M";
+			return $bytes."M";
 		}
 		$bytes = round($bytes / 1024, 1);
-		return $bytes . "G";
+		return $bytes."G";
 	}
 
 	/**
@@ -141,7 +141,7 @@ 
 	public static function computerFileSize($str) {
 		$str = strtolower($str);
 		if (is_numeric($str)) {
-			return (float)$str;
+			return (float) $str;
 		}
 
 		$bytes_array = array(
@@ -158,7 +158,7 @@ 
 			'p' => 1024 * 1024 * 1024 * 1024 * 1024,
 		);
 
-		$bytes = (float)$str;
+		$bytes = (float) $str;
 
 		if (preg_match('#([kmgtp]?b?)$#si', $str, $matches) && !empty($bytes_array[$matches[1]])) {
 			$bytes *= $bytes_array[$matches[1]];
@@ -272,7 +272,7 @@ 
 		}
 		foreach ($dirs as $dir) {
 			foreach ($exts as $ext) {
-				if ($check_fn("$dir/$name" . $ext))
+				if ($check_fn("$dir/$name".$ext))
 					return true;
 			}
 		}
@@ -343,7 +343,7 @@ 
 			$ext = '';
 		}
 
-		$newpath = $path . '/' . $filename;
+		$newpath = $path.'/'.$filename;
 		if ($view->file_exists($newpath)) {
 			if (preg_match_all('/\((\d+)\)/', $name, $matches, PREG_OFFSET_CAPTURE)) {
 				//Replace the last "(number)" with "(number+1)"
@@ -359,11 +359,11 @@ 
 			do {
 				if ($offset) {
 					//Replace the last "(number)" with "(number+1)"
-					$newname = substr_replace($name, '(' . $counter . ')', $offset, $match_length);
+					$newname = substr_replace($name, '('.$counter.')', $offset, $match_length);
 				} else {
-					$newname = $name . ' (' . $counter . ')';
+					$newname = $name.' ('.$counter.')';
 				}
-				$newpath = $path . '/' . $newname . $ext;
+				$newpath = $path.'/'.$newname.$ext;
 				$counter++;
 			} while ($view->file_exists($newpath));
 		}
@@ -426,7 +426,7 @@ 
 	 * @return int number of bytes representing
 	 */
 	public static function maxUploadFilesize($dir, $freeSpace = null) {
-		if (is_null($freeSpace) || $freeSpace < 0){
+		if (is_null($freeSpace) || $freeSpace < 0) {
 			$freeSpace = self::freeSpace($dir);
 		}
 		return min($freeSpace, self::uploadLimit());
@@ -444,7 +444,7 @@ 
 			$freeSpace = max($freeSpace, 0);
 			return $freeSpace;
 		} else {
-			return (INF > 0)? INF: PHP_INT_MAX; // work around https://bugs.php.net/bug.php?id=69188
+			return (INF > 0) ? INF: PHP_INT_MAX; // work around https://bugs.php.net/bug.php?id=69188
 		}
 	}
 
@@ -457,9 +457,9 @@ 
 		$ini = \OC::$server->getIniWrapper();
 		$upload_max_filesize = OCP\Util::computerFileSize($ini->get('upload_max_filesize'));
 		$post_max_size = OCP\Util::computerFileSize($ini->get('post_max_size'));
-		if ((int)$upload_max_filesize === 0 and (int)$post_max_size === 0) {
+		if ((int) $upload_max_filesize === 0 and (int) $post_max_size === 0) {
 			return INF;
-		} elseif ((int)$upload_max_filesize === 0 or (int)$post_max_size === 0) {
+		} elseif ((int) $upload_max_filesize === 0 or (int) $post_max_size === 0) {
 			return max($upload_max_filesize, $post_max_size); //only the non 0 value counts
 		} else {
 			return min($upload_max_filesize, $post_max_size);
@@ -511,9 +511,9 @@ 
 				if (empty($paths)) {
 					$paths = '/usr/local/bin /usr/bin /opt/bin /bin';
 				} else {
-					$paths = str_replace(':',' ',getenv('PATH'));
+					$paths = str_replace(':', ' ', getenv('PATH'));
 				}
-				$command = 'find ' . $paths . ' -name ' . escapeshellarg($program) . ' 2> /dev/null';
+				$command = 'find '.$paths.' -name '.escapeshellarg($program).' 2> /dev/null';
 				exec($command, $output, $returnCode);
 				if (count($output) > 0) {
 					$result = escapeshellcmd($output[0]);
@@ -599,7 +599,7 @@ 
 		$ownerId = $storage->getOwner($path);
 		$ownerDisplayName = '';
 		$owner = \OC::$server->getUserManager()->get($ownerId);
-		if($owner) {
+		if ($owner) {
 			$ownerDisplayName = $owner->getDisplayName();
 		}