nextcloud / server

apps/files_sharing/lib/Activity/Settings/PublicLinks.php

Indentation +59 added lines, -59 removed lines

@@ -27,72 +27,72 @@
 
 class PublicLinks implements ISetting {
 
-	/** @var IL10N */
-	protected $l;
+    /** @var IL10N */
+    protected $l;
 
-	/**
-	 * @param IL10N $l
-	 */
-	public function __construct(IL10N $l) {
-		$this->l = $l;
-	}
+    /**
+     * @param IL10N $l
+     */
+    public function __construct(IL10N $l) {
+        $this->l = $l;
+    }
 
-	/**
-	 * @return string Lowercase a-z and underscore only identifier
-	 * @since 11.0.0
-	 */
-	public function getIdentifier() {
-		return 'public_links';
-	}
+    /**
+     * @return string Lowercase a-z and underscore only identifier
+     * @since 11.0.0
+     */
+    public function getIdentifier() {
+        return 'public_links';
+    }
 
-	/**
-	 * @return string A translated string
-	 * @since 11.0.0
-	 */
-	public function getName() {
-		return $this->l->t('A file or folder shared by mail or by public link was <strong>downloaded</strong>');
-	}
+    /**
+     * @return string A translated string
+     * @since 11.0.0
+     */
+    public function getName() {
+        return $this->l->t('A file or folder shared by mail or by public link was <strong>downloaded</strong>');
+    }
 
-	/**
-	 * @return int whether the filter should be rather on the top or bottom of
-	 * the admin section. The filters are arranged in ascending order of the
-	 * priority values. It is required to return a value between 0 and 100.
-	 * @since 11.0.0
-	 */
-	public function getPriority() {
-		return 20;
-	}
+    /**
+     * @return int whether the filter should be rather on the top or bottom of
+     * the admin section. The filters are arranged in ascending order of the
+     * priority values. It is required to return a value between 0 and 100.
+     * @since 11.0.0
+     */
+    public function getPriority() {
+        return 20;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function canChangeStream() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function canChangeStream() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function isDefaultEnabledStream() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function isDefaultEnabledStream() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the mail
-	 * @since 11.0.0
-	 */
-	public function canChangeMail() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the mail
+     * @since 11.0.0
+     */
+    public function canChangeMail() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function isDefaultEnabledMail() {
-		return false;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function isDefaultEnabledMail() {
+        return false;
+    }
 }
 

apps/files_sharing/lib/Activity/Settings/RemoteShare.php

Indentation +59 added lines, -59 removed lines

@@ -27,72 +27,72 @@
 
 class RemoteShare implements ISetting {
 
-	/** @var IL10N */
-	protected $l;
+    /** @var IL10N */
+    protected $l;
 
-	/**
-	 * @param IL10N $l
-	 */
-	public function __construct(IL10N $l) {
-		$this->l = $l;
-	}
+    /**
+     * @param IL10N $l
+     */
+    public function __construct(IL10N $l) {
+        $this->l = $l;
+    }
 
-	/**
-	 * @return string Lowercase a-z and underscore only identifier
-	 * @since 11.0.0
-	 */
-	public function getIdentifier() {
-		return 'remote_share';
-	}
+    /**
+     * @return string Lowercase a-z and underscore only identifier
+     * @since 11.0.0
+     */
+    public function getIdentifier() {
+        return 'remote_share';
+    }
 
-	/**
-	 * @return string A translated string
-	 * @since 11.0.0
-	 */
-	public function getName() {
-		return $this->l->t('A file or folder was shared from <strong>another server</strong>');
-	}
+    /**
+     * @return string A translated string
+     * @since 11.0.0
+     */
+    public function getName() {
+        return $this->l->t('A file or folder was shared from <strong>another server</strong>');
+    }
 
-	/**
-	 * @return int whether the filter should be rather on the top or bottom of
-	 * the admin section. The filters are arranged in ascending order of the
-	 * priority values. It is required to return a value between 0 and 100.
-	 * @since 11.0.0
-	 */
-	public function getPriority() {
-		return 11;
-	}
+    /**
+     * @return int whether the filter should be rather on the top or bottom of
+     * the admin section. The filters are arranged in ascending order of the
+     * priority values. It is required to return a value between 0 and 100.
+     * @since 11.0.0
+     */
+    public function getPriority() {
+        return 11;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function canChangeStream() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function canChangeStream() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function isDefaultEnabledStream() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function isDefaultEnabledStream() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the mail
-	 * @since 11.0.0
-	 */
-	public function canChangeMail() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the mail
+     * @since 11.0.0
+     */
+    public function canChangeMail() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function isDefaultEnabledMail() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function isDefaultEnabledMail() {
+        return true;
+    }
 }
 

apps/files_sharing/lib/Activity/Filter.php

Indentation +56 added lines, -56 removed lines

@@ -27,69 +27,69 @@
 use OCP\IURLGenerator;
 
 class Filter implements IFilter {
-	const TYPE_REMOTE_SHARE = 'remote_share';
-	const TYPE_SHARED = 'shared';
+    const TYPE_REMOTE_SHARE = 'remote_share';
+    const TYPE_SHARED = 'shared';
 
-	/** @var IL10N */
-	protected $l;
+    /** @var IL10N */
+    protected $l;
 
-	/** @var IURLGenerator */
-	protected $url;
+    /** @var IURLGenerator */
+    protected $url;
 
-	public function __construct(IL10N $l, IURLGenerator $url) {
-		$this->l = $l;
-		$this->url = $url;
-	}
+    public function __construct(IL10N $l, IURLGenerator $url) {
+        $this->l = $l;
+        $this->url = $url;
+    }
 
-	/**
-	 * @return string Lowercase a-z only identifier
-	 * @since 11.0.0
-	 */
-	public function getIdentifier() {
-		return 'files_sharing';
-	}
+    /**
+     * @return string Lowercase a-z only identifier
+     * @since 11.0.0
+     */
+    public function getIdentifier() {
+        return 'files_sharing';
+    }
 
-	/**
-	 * @return string A translated string
-	 * @since 11.0.0
-	 */
-	public function getName() {
-		return $this->l->t('File shares');
-	}
+    /**
+     * @return string A translated string
+     * @since 11.0.0
+     */
+    public function getName() {
+        return $this->l->t('File shares');
+    }
 
-	/**
-	 * @return int
-	 * @since 11.0.0
-	 */
-	public function getPriority() {
-		return 31;
-	}
+    /**
+     * @return int
+     * @since 11.0.0
+     */
+    public function getPriority() {
+        return 31;
+    }
 
-	/**
-	 * @return string Full URL to an icon, empty string when none is given
-	 * @since 11.0.0
-	 */
-	public function getIcon() {
-		return $this->url->getAbsoluteURL($this->url->imagePath('core', 'actions/share.svg'));
-	}
+    /**
+     * @return string Full URL to an icon, empty string when none is given
+     * @since 11.0.0
+     */
+    public function getIcon() {
+        return $this->url->getAbsoluteURL($this->url->imagePath('core', 'actions/share.svg'));
+    }
 
-	/**
-	 * @param string[] $types
-	 * @return string[] An array of allowed apps from which activities should be displayed
-	 * @since 11.0.0
-	 */
-	public function filterTypes(array $types) {
-		return array_intersect([
-			self::TYPE_SHARED,
-			self::TYPE_REMOTE_SHARE
-		], $types);
-	}
+    /**
+     * @param string[] $types
+     * @return string[] An array of allowed apps from which activities should be displayed
+     * @since 11.0.0
+     */
+    public function filterTypes(array $types) {
+        return array_intersect([
+            self::TYPE_SHARED,
+            self::TYPE_REMOTE_SHARE
+        ], $types);
+    }
 
-	/**
-	 * @return string[] An array of allowed apps from which activities should be displayed
-	 * @since 11.0.0
-	 */
-	public function allowedApps() {
-		return ['files_sharing'];
-	}
+    /**
+     * @return string[] An array of allowed apps from which activities should be displayed
+     * @since 11.0.0
+     */
+    public function allowedApps() {
+        return ['files_sharing'];
+    }
 }

apps/files_sharing/lib/Cache.php

Indentation +99 added lines, -99 removed lines

@@ -37,103 +37,103 @@
  * don't use this class directly if you need to get metadata, use \OC\Files\Filesystem::getFileInfo instead
  */
 class Cache extends CacheJail {
-	/**
-	 * @var \OCA\Files_Sharing\SharedStorage
-	 */
-	private $storage;
-
-	/**
-	 * @var ICacheEntry
-	 */
-	private $sourceRootInfo;
-
-	private $rootUnchanged = true;
-
-	private $ownerDisplayName;
-
-	/**
-	 * @param \OCA\Files_Sharing\SharedStorage $storage
-	 * @param ICacheEntry $sourceRootInfo
-	 */
-	public function __construct($storage, ICacheEntry $sourceRootInfo) {
-		$this->storage = $storage;
-		$this->sourceRootInfo = $sourceRootInfo;
-		parent::__construct(
-			null,
-			$this->sourceRootInfo->getPath()
-		);
-	}
-
-	public function getCache() {
-		if (is_null($this->cache)) {
-			$this->cache = $this->storage->getSourceStorage()->getCache();
-		}
-		return $this->cache;
-	}
-
-	public function getNumericStorageId() {
-		if (isset($this->numericId)) {
-			return $this->numericId;
-		} else {
-			return false;
-		}
-	}
-
-	public function get($file) {
-		if ($this->rootUnchanged && ($file === '' || $file === $this->sourceRootInfo->getId())) {
-			return $this->formatCacheEntry(clone $this->sourceRootInfo);
-		}
-		return parent::get($file);
-	}
-
-	public function update($id, array $data) {
-		$this->rootUnchanged = false;
-		parent::update($id, $data);
-	}
-
-	public function insert($file, array $data) {
-		$this->rootUnchanged = false;
-		return parent::insert($file, $data);
-	}
-
-	public function remove($file) {
-		$this->rootUnchanged = false;
-		parent::remove($file);
-	}
-
-	public function moveFromCache(\OCP\Files\Cache\ICache $sourceCache, $sourcePath, $targetPath) {
-		$this->rootUnchanged = false;
-		return parent::moveFromCache($sourceCache, $sourcePath, $targetPath);
-	}
-
-	protected function formatCacheEntry($entry) {
-		$path = isset($entry['path']) ? $entry['path'] : '';
-		$entry = parent::formatCacheEntry($entry);
-		$sharePermissions = $this->storage->getPermissions($path);
-		if (isset($entry['permissions'])) {
-			$entry['permissions'] &= $sharePermissions;
-		} else {
-			$entry['permissions'] = $sharePermissions;
-		}
-		$entry['uid_owner'] = $this->storage->getOwner($path);
-		$entry['displayname_owner'] = $this->getOwnerDisplayName();
-		if ($path === '') {
-			$entry['is_share_mount_point'] = true;
-		}
-		return $entry;
-	}
-
-	private function getOwnerDisplayName() {
-		if (!$this->ownerDisplayName) {
-			$this->ownerDisplayName = \OC_User::getDisplayName($this->storage->getOwner(''));
-		}
-		return $this->ownerDisplayName;
-	}
-
-	/**
-	 * remove all entries for files that are stored on the storage from the cache
-	 */
-	public function clear() {
-		// Not a valid action for Shared Cache
-	}
+    /**
+     * @var \OCA\Files_Sharing\SharedStorage
+     */
+    private $storage;
+
+    /**
+     * @var ICacheEntry
+     */
+    private $sourceRootInfo;
+
+    private $rootUnchanged = true;
+
+    private $ownerDisplayName;
+
+    /**
+     * @param \OCA\Files_Sharing\SharedStorage $storage
+     * @param ICacheEntry $sourceRootInfo
+     */
+    public function __construct($storage, ICacheEntry $sourceRootInfo) {
+        $this->storage = $storage;
+        $this->sourceRootInfo = $sourceRootInfo;
+        parent::__construct(
+            null,
+            $this->sourceRootInfo->getPath()
+        );
+    }
+
+    public function getCache() {
+        if (is_null($this->cache)) {
+            $this->cache = $this->storage->getSourceStorage()->getCache();
+        }
+        return $this->cache;
+    }
+
+    public function getNumericStorageId() {
+        if (isset($this->numericId)) {
+            return $this->numericId;
+        } else {
+            return false;
+        }
+    }
+
+    public function get($file) {
+        if ($this->rootUnchanged && ($file === '' || $file === $this->sourceRootInfo->getId())) {
+            return $this->formatCacheEntry(clone $this->sourceRootInfo);
+        }
+        return parent::get($file);
+    }
+
+    public function update($id, array $data) {
+        $this->rootUnchanged = false;
+        parent::update($id, $data);
+    }
+
+    public function insert($file, array $data) {
+        $this->rootUnchanged = false;
+        return parent::insert($file, $data);
+    }
+
+    public function remove($file) {
+        $this->rootUnchanged = false;
+        parent::remove($file);
+    }
+
+    public function moveFromCache(\OCP\Files\Cache\ICache $sourceCache, $sourcePath, $targetPath) {
+        $this->rootUnchanged = false;
+        return parent::moveFromCache($sourceCache, $sourcePath, $targetPath);
+    }
+
+    protected function formatCacheEntry($entry) {
+        $path = isset($entry['path']) ? $entry['path'] : '';
+        $entry = parent::formatCacheEntry($entry);
+        $sharePermissions = $this->storage->getPermissions($path);
+        if (isset($entry['permissions'])) {
+            $entry['permissions'] &= $sharePermissions;
+        } else {
+            $entry['permissions'] = $sharePermissions;
+        }
+        $entry['uid_owner'] = $this->storage->getOwner($path);
+        $entry['displayname_owner'] = $this->getOwnerDisplayName();
+        if ($path === '') {
+            $entry['is_share_mount_point'] = true;
+        }
+        return $entry;
+    }
+
+    private function getOwnerDisplayName() {
+        if (!$this->ownerDisplayName) {
+            $this->ownerDisplayName = \OC_User::getDisplayName($this->storage->getOwner(''));
+        }
+        return $this->ownerDisplayName;
+    }
+
+    /**
+     * remove all entries for files that are stored on the storage from the cache
+     */
+    public function clear() {
+        // Not a valid action for Shared Cache
+    }
 }

apps/files_sharing/lib/Migration.php

Indentation +247 added lines, -247 removed lines

@@ -39,252 +39,252 @@
  */
 class Migration {
 
-	/** @var IDBConnection */
-	private $connection;
-
-	/** @var  IConfig */
-	private $config;
-
-	/** @var  ICache with all shares we already saw */
-	private $shareCache;
-
-	/** @var string */
-	private $table = 'share';
-
-	public function __construct(IDBConnection $connection, IConfig $config) {
-		$this->connection = $connection;
-		$this->config = $config;
-
-		// We cache up to 10k share items (~20MB)
-		$this->shareCache = new CappedMemoryCache(10000);
-	}
-
-	/**
-	 * move all re-shares to the owner in order to have a flat list of shares
-	 * upgrade from oC 8.2 to 9.0 with the new sharing
-	 */
-	public function removeReShares() {
-
-		$stmt = $this->getReShares();
-
-		$owners = [];
-		while($share = $stmt->fetch()) {
-
-			$this->shareCache[$share['id']] = $share;
-
-			$owners[$share['id']] = [
-					'owner' => $this->findOwner($share),
-					'initiator' => $share['uid_owner'],
-					'type' => $share['share_type'],
-			];
-
-			if (count($owners) === 1000) {
-				$this->updateOwners($owners);
-				$owners = [];
-			}
-		}
-
-		$stmt->closeCursor();
-
-		if (count($owners)) {
-			$this->updateOwners($owners);
-		}
-	}
-
-	/**
-	 * update all owner information so that all shares have an owner
-	 * and an initiator for the upgrade from oC 8.2 to 9.0 with the new sharing
-	 */
-	public function updateInitiatorInfo() {
-		while (true) {
-			$shares = $this->getMissingInitiator(1000);
-
-			if (empty($shares)) {
-				break;
-			}
-
-			$owners = [];
-			foreach ($shares as $share) {
-				$owners[$share['id']] = [
-					'owner' => $share['uid_owner'],
-					'initiator' => $share['uid_owner'],
-					'type' => $share['share_type'],
-				];
-			}
-			$this->updateOwners($owners);
-		}
-	}
-
-	/**
-	 * this was dropped for Nextcloud 11 in favour of share by mail
-	 */
-	public function removeSendMailOption() {
-		$this->config->deleteAppValue('core', 'shareapi_allow_mail_notification');
-		$this->config->deleteAppValue('core', 'shareapi_allow_public_notification');
-	}
-
-	/**
-	 * find the owner of a re-shared file/folder
-	 *
-	 * @param array $share
-	 * @return array
-	 */
-	private function findOwner($share) {
-		$currentShare = $share;
-		while(!is_null($currentShare['parent'])) {
-			if (isset($this->shareCache[$currentShare['parent']])) {
-				$currentShare = $this->shareCache[$currentShare['parent']];
-			} else {
-				$currentShare = $this->getShare((int)$currentShare['parent']);
-				$this->shareCache[$currentShare['id']] = $currentShare;
-			}
-		}
-
-		return $currentShare['uid_owner'];
-	}
-
-	/**
-	 * Get $n re-shares from the database
-	 *
-	 * @param int $n The max number of shares to fetch
-	 * @return \Doctrine\DBAL\Driver\Statement
-	 */
-	private function getReShares() {
-		$query = $this->connection->getQueryBuilder();
-		$query->select(['id', 'parent', 'uid_owner', 'share_type'])
-			->from($this->table)
-			->where($query->expr()->in(
-				'share_type',
-				$query->createNamedParameter(
-					[
-						\OCP\Share::SHARE_TYPE_USER,
-						\OCP\Share::SHARE_TYPE_GROUP,
-						\OCP\Share::SHARE_TYPE_LINK,
-						\OCP\Share::SHARE_TYPE_REMOTE,
-					],
-					Connection::PARAM_INT_ARRAY
-				)
-			))
-			->andWhere($query->expr()->in(
-				'item_type',
-				$query->createNamedParameter(
-					['file', 'folder'],
-					Connection::PARAM_STR_ARRAY
-				)
-			))
-			->andWhere($query->expr()->isNotNull('parent'))
-			->orderBy('id', 'asc');
-		return $query->execute();
-
-
-		$shares = $result->fetchAll();
-		$result->closeCursor();
-
-		$ordered = [];
-		foreach ($shares as $share) {
-			$ordered[(int)$share['id']] = $share;
-		}
-
-		return $ordered;
-	}
-
-	/**
-	 * Get $n re-shares from the database
-	 *
-	 * @param int $n The max number of shares to fetch
-	 * @return array
-	 */
-	private function getMissingInitiator($n = 1000) {
-		$query = $this->connection->getQueryBuilder();
-		$query->select(['id', 'uid_owner', 'share_type'])
-			->from($this->table)
-			->where($query->expr()->in(
-				'share_type',
-				$query->createNamedParameter(
-					[
-						\OCP\Share::SHARE_TYPE_USER,
-						\OCP\Share::SHARE_TYPE_GROUP,
-						\OCP\Share::SHARE_TYPE_LINK,
-						\OCP\Share::SHARE_TYPE_REMOTE,
-					],
-					Connection::PARAM_INT_ARRAY
-				)
-			))
-			->andWhere($query->expr()->in(
-				'item_type',
-				$query->createNamedParameter(
-					['file', 'folder'],
-					Connection::PARAM_STR_ARRAY
-				)
-			))
-			->andWhere($query->expr()->isNull('uid_initiator'))
-			->orderBy('id', 'asc')
-			->setMaxResults($n);
-		$result = $query->execute();
-		$shares = $result->fetchAll();
-		$result->closeCursor();
-
-		$ordered = [];
-		foreach ($shares as $share) {
-			$ordered[(int)$share['id']] = $share;
-		}
-
-		return $ordered;
-	}
-
-	/**
-	 * get a specific share
-	 *
-	 * @param int $id
-	 * @return array
-	 */
-	private function getShare($id) {
-		$query = $this->connection->getQueryBuilder();
-		$query->select(['id', 'parent', 'uid_owner'])
-			->from($this->table)
-			->where($query->expr()->eq('id', $query->createNamedParameter($id)));
-		$result = $query->execute();
-		$share = $result->fetchAll();
-		$result->closeCursor();
-
-		return $share[0];
-	}
-
-	/**
-	 * update database with the new owners
-	 *
-	 * @param array $owners
-	 * @throws \Exception
-	 */
-	private function updateOwners($owners) {
-
-		$this->connection->beginTransaction();
-
-		try {
-
-			foreach ($owners as $id => $owner) {
-				$query = $this->connection->getQueryBuilder();
-				$query->update($this->table)
-					->set('uid_owner', $query->createNamedParameter($owner['owner']))
-					->set('uid_initiator', $query->createNamedParameter($owner['initiator']));
-
-
-				if ((int)$owner['type'] !== \OCP\Share::SHARE_TYPE_LINK) {
-					$query->set('parent', $query->createNamedParameter(null));
-				}
-
-				$query->where($query->expr()->eq('id', $query->createNamedParameter($id)));
-
-				$query->execute();
-			}
-
-			$this->connection->commit();
-
-		} catch (\Exception $e) {
-			$this->connection->rollBack();
-			throw $e;
-		}
-
-	}
+    /** @var IDBConnection */
+    private $connection;
+
+    /** @var  IConfig */
+    private $config;
+
+    /** @var  ICache with all shares we already saw */
+    private $shareCache;
+
+    /** @var string */
+    private $table = 'share';
+
+    public function __construct(IDBConnection $connection, IConfig $config) {
+        $this->connection = $connection;
+        $this->config = $config;
+
+        // We cache up to 10k share items (~20MB)
+        $this->shareCache = new CappedMemoryCache(10000);
+    }
+
+    /**
+     * move all re-shares to the owner in order to have a flat list of shares
+     * upgrade from oC 8.2 to 9.0 with the new sharing
+     */
+    public function removeReShares() {
+
+        $stmt = $this->getReShares();
+
+        $owners = [];
+        while($share = $stmt->fetch()) {
+
+            $this->shareCache[$share['id']] = $share;
+
+            $owners[$share['id']] = [
+                    'owner' => $this->findOwner($share),
+                    'initiator' => $share['uid_owner'],
+                    'type' => $share['share_type'],
+            ];
+
+            if (count($owners) === 1000) {
+                $this->updateOwners($owners);
+                $owners = [];
+            }
+        }
+
+        $stmt->closeCursor();
+
+        if (count($owners)) {
+            $this->updateOwners($owners);
+        }
+    }
+
+    /**
+     * update all owner information so that all shares have an owner
+     * and an initiator for the upgrade from oC 8.2 to 9.0 with the new sharing
+     */
+    public function updateInitiatorInfo() {
+        while (true) {
+            $shares = $this->getMissingInitiator(1000);
+
+            if (empty($shares)) {
+                break;
+            }
+
+            $owners = [];
+            foreach ($shares as $share) {
+                $owners[$share['id']] = [
+                    'owner' => $share['uid_owner'],
+                    'initiator' => $share['uid_owner'],
+                    'type' => $share['share_type'],
+                ];
+            }
+            $this->updateOwners($owners);
+        }
+    }
+
+    /**
+     * this was dropped for Nextcloud 11 in favour of share by mail
+     */
+    public function removeSendMailOption() {
+        $this->config->deleteAppValue('core', 'shareapi_allow_mail_notification');
+        $this->config->deleteAppValue('core', 'shareapi_allow_public_notification');
+    }
+
+    /**
+     * find the owner of a re-shared file/folder
+     *
+     * @param array $share
+     * @return array
+     */
+    private function findOwner($share) {
+        $currentShare = $share;
+        while(!is_null($currentShare['parent'])) {
+            if (isset($this->shareCache[$currentShare['parent']])) {
+                $currentShare = $this->shareCache[$currentShare['parent']];
+            } else {
+                $currentShare = $this->getShare((int)$currentShare['parent']);
+                $this->shareCache[$currentShare['id']] = $currentShare;
+            }
+        }
+
+        return $currentShare['uid_owner'];
+    }
+
+    /**
+     * Get $n re-shares from the database
+     *
+     * @param int $n The max number of shares to fetch
+     * @return \Doctrine\DBAL\Driver\Statement
+     */
+    private function getReShares() {
+        $query = $this->connection->getQueryBuilder();
+        $query->select(['id', 'parent', 'uid_owner', 'share_type'])
+            ->from($this->table)
+            ->where($query->expr()->in(
+                'share_type',
+                $query->createNamedParameter(
+                    [
+                        \OCP\Share::SHARE_TYPE_USER,
+                        \OCP\Share::SHARE_TYPE_GROUP,
+                        \OCP\Share::SHARE_TYPE_LINK,
+                        \OCP\Share::SHARE_TYPE_REMOTE,
+                    ],
+                    Connection::PARAM_INT_ARRAY
+                )
+            ))
+            ->andWhere($query->expr()->in(
+                'item_type',
+                $query->createNamedParameter(
+                    ['file', 'folder'],
+                    Connection::PARAM_STR_ARRAY
+                )
+            ))
+            ->andWhere($query->expr()->isNotNull('parent'))
+            ->orderBy('id', 'asc');
+        return $query->execute();
+
+
+        $shares = $result->fetchAll();
+        $result->closeCursor();
+
+        $ordered = [];
+        foreach ($shares as $share) {
+            $ordered[(int)$share['id']] = $share;
+        }
+
+        return $ordered;
+    }
+
+    /**
+     * Get $n re-shares from the database
+     *
+     * @param int $n The max number of shares to fetch
+     * @return array
+     */
+    private function getMissingInitiator($n = 1000) {
+        $query = $this->connection->getQueryBuilder();
+        $query->select(['id', 'uid_owner', 'share_type'])
+            ->from($this->table)
+            ->where($query->expr()->in(
+                'share_type',
+                $query->createNamedParameter(
+                    [
+                        \OCP\Share::SHARE_TYPE_USER,
+                        \OCP\Share::SHARE_TYPE_GROUP,
+                        \OCP\Share::SHARE_TYPE_LINK,
+                        \OCP\Share::SHARE_TYPE_REMOTE,
+                    ],
+                    Connection::PARAM_INT_ARRAY
+                )
+            ))
+            ->andWhere($query->expr()->in(
+                'item_type',
+                $query->createNamedParameter(
+                    ['file', 'folder'],
+                    Connection::PARAM_STR_ARRAY
+                )
+            ))
+            ->andWhere($query->expr()->isNull('uid_initiator'))
+            ->orderBy('id', 'asc')
+            ->setMaxResults($n);
+        $result = $query->execute();
+        $shares = $result->fetchAll();
+        $result->closeCursor();
+
+        $ordered = [];
+        foreach ($shares as $share) {
+            $ordered[(int)$share['id']] = $share;
+        }
+
+        return $ordered;
+    }
+
+    /**
+     * get a specific share
+     *
+     * @param int $id
+     * @return array
+     */
+    private function getShare($id) {
+        $query = $this->connection->getQueryBuilder();
+        $query->select(['id', 'parent', 'uid_owner'])
+            ->from($this->table)
+            ->where($query->expr()->eq('id', $query->createNamedParameter($id)));
+        $result = $query->execute();
+        $share = $result->fetchAll();
+        $result->closeCursor();
+
+        return $share[0];
+    }
+
+    /**
+     * update database with the new owners
+     *
+     * @param array $owners
+     * @throws \Exception
+     */
+    private function updateOwners($owners) {
+
+        $this->connection->beginTransaction();
+
+        try {
+
+            foreach ($owners as $id => $owner) {
+                $query = $this->connection->getQueryBuilder();
+                $query->update($this->table)
+                    ->set('uid_owner', $query->createNamedParameter($owner['owner']))
+                    ->set('uid_initiator', $query->createNamedParameter($owner['initiator']));
+
+
+                if ((int)$owner['type'] !== \OCP\Share::SHARE_TYPE_LINK) {
+                    $query->set('parent', $query->createNamedParameter(null));
+                }
+
+                $query->where($query->expr()->eq('id', $query->createNamedParameter($id)));
+
+                $query->execute();
+            }
+
+            $this->connection->commit();
+
+        } catch (\Exception $e) {
+            $this->connection->rollBack();
+            throw $e;
+        }
+
+    }
 
 }

apps/files_sharing/lib/ExpireSharesJob.php

Indentation +38 added lines, -38 removed lines

@@ -29,49 +29,49 @@
  */
 class ExpireSharesJob extends TimedJob {
 
-	/**
-	 * sets the correct interval for this timed job
-	 */
-	public function __construct() {
-		// Run once a day
-		$this->setInterval(24 * 60 * 60);
-	}
+    /**
+     * sets the correct interval for this timed job
+     */
+    public function __construct() {
+        // Run once a day
+        $this->setInterval(24 * 60 * 60);
+    }
 
-	/**
-	 * Makes the background job do its work
-	 *
-	 * @param array $argument unused argument
-	 */
-	public function run($argument) {
-		$connection = \OC::$server->getDatabaseConnection();
-		$logger = \OC::$server->getLogger();
+    /**
+     * Makes the background job do its work
+     *
+     * @param array $argument unused argument
+     */
+    public function run($argument) {
+        $connection = \OC::$server->getDatabaseConnection();
+        $logger = \OC::$server->getLogger();
 
-		//Current time
-		$now = new \DateTime();
-		$now = $now->format('Y-m-d H:i:s');
+        //Current time
+        $now = new \DateTime();
+        $now = $now->format('Y-m-d H:i:s');
 
-		/*
+        /*
 		 * Expire file link shares only (for now)
 		 */
-		$qb = $connection->getQueryBuilder();
-		$qb->select('id', 'file_source', 'uid_owner', 'item_type')
-			->from('share')
-			->where(
-				$qb->expr()->andX(
-					$qb->expr()->eq('share_type', $qb->expr()->literal(\OCP\Share::SHARE_TYPE_LINK)),
-					$qb->expr()->lte('expiration', $qb->expr()->literal($now)),
-					$qb->expr()->orX(
-						$qb->expr()->eq('item_type', $qb->expr()->literal('file')),
-						$qb->expr()->eq('item_type', $qb->expr()->literal('folder'))
-					)
-				)
-			);
+        $qb = $connection->getQueryBuilder();
+        $qb->select('id', 'file_source', 'uid_owner', 'item_type')
+            ->from('share')
+            ->where(
+                $qb->expr()->andX(
+                    $qb->expr()->eq('share_type', $qb->expr()->literal(\OCP\Share::SHARE_TYPE_LINK)),
+                    $qb->expr()->lte('expiration', $qb->expr()->literal($now)),
+                    $qb->expr()->orX(
+                        $qb->expr()->eq('item_type', $qb->expr()->literal('file')),
+                        $qb->expr()->eq('item_type', $qb->expr()->literal('folder'))
+                    )
+                )
+            );
 
-		$shares = $qb->execute();
-		while($share = $shares->fetch()) {
-			\OCP\Share::unshare($share['item_type'], $share['file_source'], \OCP\Share::SHARE_TYPE_LINK, null, $share['uid_owner']);
-		}
-		$shares->closeCursor();
-	}
+        $shares = $qb->execute();
+        while($share = $shares->fetch()) {
+            \OCP\Share::unshare($share['item_type'], $share['file_source'], \OCP\Share::SHARE_TYPE_LINK, null, $share['uid_owner']);
+        }
+        $shares->closeCursor();
+    }
 
 }

apps/files_sharing/lib/Controller/ExternalSharesController.php

Indentation +100 added lines, -100 removed lines

@@ -39,112 +39,112 @@
  */
 class ExternalSharesController extends Controller {
 
-	/** @var \OCA\Files_Sharing\External\Manager */
-	private $externalManager;
-	/** @var IClientService */
-	private $clientService;
+    /** @var \OCA\Files_Sharing\External\Manager */
+    private $externalManager;
+    /** @var IClientService */
+    private $clientService;
 
-	/**
-	 * @param string $appName
-	 * @param IRequest $request
-	 * @param \OCA\Files_Sharing\External\Manager $externalManager
-	 * @param IClientService $clientService
-	 */
-	public function __construct($appName,
-								IRequest $request,
-								\OCA\Files_Sharing\External\Manager $externalManager,
-								IClientService $clientService) {
-		parent::__construct($appName, $request);
-		$this->externalManager = $externalManager;
-		$this->clientService = $clientService;
-	}
+    /**
+     * @param string $appName
+     * @param IRequest $request
+     * @param \OCA\Files_Sharing\External\Manager $externalManager
+     * @param IClientService $clientService
+     */
+    public function __construct($appName,
+                                IRequest $request,
+                                \OCA\Files_Sharing\External\Manager $externalManager,
+                                IClientService $clientService) {
+        parent::__construct($appName, $request);
+        $this->externalManager = $externalManager;
+        $this->clientService = $clientService;
+    }
 
-	/**
-	 * @NoAdminRequired
-	 * @NoOutgoingFederatedSharingRequired
-	 *
-	 * @return JSONResponse
-	 */
-	public function index() {
-		return new JSONResponse($this->externalManager->getOpenShares());
-	}
+    /**
+     * @NoAdminRequired
+     * @NoOutgoingFederatedSharingRequired
+     *
+     * @return JSONResponse
+     */
+    public function index() {
+        return new JSONResponse($this->externalManager->getOpenShares());
+    }
 
-	/**
-	 * @NoAdminRequired
-	 * @NoOutgoingFederatedSharingRequired
-	 *
-	 * @param int $id
-	 * @return JSONResponse
-	 */
-	public function create($id) {
-		$this->externalManager->acceptShare($id);
-		return new JSONResponse();
-	}
+    /**
+     * @NoAdminRequired
+     * @NoOutgoingFederatedSharingRequired
+     *
+     * @param int $id
+     * @return JSONResponse
+     */
+    public function create($id) {
+        $this->externalManager->acceptShare($id);
+        return new JSONResponse();
+    }
 
-	/**
-	 * @NoAdminRequired
-	 * @NoOutgoingFederatedSharingRequired
-	 *
-	 * @param integer $id
-	 * @return JSONResponse
-	 */
-	public function destroy($id) {
-		$this->externalManager->declineShare($id);
-		return new JSONResponse();
-	}
+    /**
+     * @NoAdminRequired
+     * @NoOutgoingFederatedSharingRequired
+     *
+     * @param integer $id
+     * @return JSONResponse
+     */
+    public function destroy($id) {
+        $this->externalManager->declineShare($id);
+        return new JSONResponse();
+    }
 
-	/**
-	 * Test whether the specified remote is accessible
-	 *
-	 * @param string $remote
-	 * @param bool $checkVersion
-	 * @return bool
-	 */
-	protected function testUrl($remote, $checkVersion = false) {
-		try {
-			$client = $this->clientService->newClient();
-			$response = json_decode($client->get(
-				$remote,
-				[
-					'timeout' => 3,
-					'connect_timeout' => 3,
-				]
-			)->getBody());
+    /**
+     * Test whether the specified remote is accessible
+     *
+     * @param string $remote
+     * @param bool $checkVersion
+     * @return bool
+     */
+    protected function testUrl($remote, $checkVersion = false) {
+        try {
+            $client = $this->clientService->newClient();
+            $response = json_decode($client->get(
+                $remote,
+                [
+                    'timeout' => 3,
+                    'connect_timeout' => 3,
+                ]
+            )->getBody());
 
-			if ($checkVersion) {
-				return !empty($response->version) && version_compare($response->version, '7.0.0', '>=');
-			} else {
-				return is_object($response);
-			}
-		} catch (\Exception $e) {
-			return false;
-		}
-	}
+            if ($checkVersion) {
+                return !empty($response->version) && version_compare($response->version, '7.0.0', '>=');
+            } else {
+                return is_object($response);
+            }
+        } catch (\Exception $e) {
+            return false;
+        }
+    }
 
-	/**
-	 * @PublicPage
-	 * @NoOutgoingFederatedSharingRequired
-	 * @NoIncomingFederatedSharingRequired
-	 *
-	 * @param string $remote
-	 * @return DataResponse
-	 */
-	public function testRemote($remote) {
-		if (
-			$this->testUrl('https://' . $remote . '/ocs-provider/') ||
-			$this->testUrl('https://' . $remote . '/ocs-provider/index.php') ||
-			$this->testUrl('https://' . $remote . '/status.php', true)
-		) {
-			return new DataResponse('https');
-		} elseif (
-			$this->testUrl('http://' . $remote . '/ocs-provider/') ||
-			$this->testUrl('http://' . $remote . '/ocs-provider/index.php') ||
-			$this->testUrl('http://' . $remote . '/status.php', true)
-		) {
-			return new DataResponse('http');
-		} else {
-			return new DataResponse(false);
-		}
-	}
+    /**
+     * @PublicPage
+     * @NoOutgoingFederatedSharingRequired
+     * @NoIncomingFederatedSharingRequired
+     *
+     * @param string $remote
+     * @return DataResponse
+     */
+    public function testRemote($remote) {
+        if (
+            $this->testUrl('https://' . $remote . '/ocs-provider/') ||
+            $this->testUrl('https://' . $remote . '/ocs-provider/index.php') ||
+            $this->testUrl('https://' . $remote . '/status.php', true)
+        ) {
+            return new DataResponse('https');
+        } elseif (
+            $this->testUrl('http://' . $remote . '/ocs-provider/') ||
+            $this->testUrl('http://' . $remote . '/ocs-provider/index.php') ||
+            $this->testUrl('http://' . $remote . '/status.php', true)
+        ) {
+            return new DataResponse('http');
+        } else {
+            return new DataResponse(false);
+        }
+    }
 
 }

apps/files_sharing/lib/Controller/ShareAPIController.php

Indentation +807 added lines, -807 removed lines

@@ -51,820 +51,820 @@
  */
 class ShareAPIController extends OCSController {
 
-	/** @var IManager */
-	private $shareManager;
-	/** @var IGroupManager */
-	private $groupManager;
-	/** @var IUserManager */
-	private $userManager;
-	/** @var IRequest */
-	protected $request;
-	/** @var IRootFolder */
-	private $rootFolder;
-	/** @var IURLGenerator */
-	private $urlGenerator;
-	/** @var string */
-	private $currentUser;
-	/** @var IL10N */
-	private $l;
-	/** @var \OCP\Files\Node */
-	private $lockedNode;
-
-	/**
-	 * Share20OCS constructor.
-	 *
-	 * @param string $appName
-	 * @param IRequest $request
-	 * @param IManager $shareManager
-	 * @param IGroupManager $groupManager
-	 * @param IUserManager $userManager
-	 * @param IRootFolder $rootFolder
-	 * @param IURLGenerator $urlGenerator
-	 * @param string $userId
-	 * @param IL10N $l10n
-	 */
-	public function __construct(
-		$appName,
-		IRequest $request,
-		IManager $shareManager,
-		IGroupManager $groupManager,
-		IUserManager $userManager,
-		IRootFolder $rootFolder,
-		IURLGenerator $urlGenerator,
-		$userId,
-		IL10N $l10n
-	) {
-		parent::__construct($appName, $request);
-
-		$this->shareManager = $shareManager;
-		$this->userManager = $userManager;
-		$this->groupManager = $groupManager;
-		$this->request = $request;
-		$this->rootFolder = $rootFolder;
-		$this->urlGenerator = $urlGenerator;
-		$this->currentUser = $userId;
-		$this->l = $l10n;
-	}
-
-	/**
-	 * Convert an IShare to an array for OCS output
-	 *
-	 * @param \OCP\Share\IShare $share
-	 * @param Node|null $recipientNode
-	 * @return array
-	 * @throws NotFoundException In case the node can't be resolved.
-	 */
-	protected function formatShare(\OCP\Share\IShare $share, Node $recipientNode = null) {
-		$sharedBy = $this->userManager->get($share->getSharedBy());
-		$shareOwner = $this->userManager->get($share->getShareOwner());
-
-		$result = [
-			'id' => $share->getId(),
-			'share_type' => $share->getShareType(),
-			'uid_owner' => $share->getSharedBy(),
-			'displayname_owner' => $sharedBy !== null ? $sharedBy->getDisplayName() : $share->getSharedBy(),
-			'permissions' => $share->getPermissions(),
-			'stime' => $share->getShareTime()->getTimestamp(),
-			'parent' => null,
-			'expiration' => null,
-			'token' => null,
-			'uid_file_owner' => $share->getShareOwner(),
-			'displayname_file_owner' => $shareOwner !== null ? $shareOwner->getDisplayName() : $share->getShareOwner(),
-		];
-
-		$userFolder = $this->rootFolder->getUserFolder($this->currentUser);
-		if ($recipientNode) {
-			$node = $recipientNode;
-		} else {
-			$nodes = $userFolder->getById($share->getNodeId());
-
-			if (empty($nodes)) {
-				// fallback to guessing the path
-				$node = $userFolder->get($share->getTarget());
-				if ($node === null) {
-					throw new NotFoundException();
-				}
-			} else {
-				$node = $nodes[0];
-			}
-		}
-
-		$result['path'] = $userFolder->getRelativePath($node->getPath());
-		if ($node instanceOf \OCP\Files\Folder) {
-			$result['item_type'] = 'folder';
-		} else {
-			$result['item_type'] = 'file';
-		}
-		$result['mimetype'] = $node->getMimetype();
-		$result['storage_id'] = $node->getStorage()->getId();
-		$result['storage'] = $node->getStorage()->getCache()->getNumericStorageId();
-		$result['item_source'] = $node->getId();
-		$result['file_source'] = $node->getId();
-		$result['file_parent'] = $node->getParent()->getId();
-		$result['file_target'] = $share->getTarget();
-
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER) {
-			$sharedWith = $this->userManager->get($share->getSharedWith());
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $sharedWith !== null ? $sharedWith->getDisplayName() : $share->getSharedWith();
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
-			$group = $this->groupManager->get($share->getSharedWith());
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $group !== null ? $group->getDisplayName() : $share->getSharedWith();
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
-
-			$result['share_with'] = $share->getPassword();
-			$result['share_with_displayname'] = $share->getPassword();
-
-			$result['token'] = $share->getToken();
-			$result['url'] = $this->urlGenerator->linkToRouteAbsolute('files_sharing.sharecontroller.showShare', ['token' => $share->getToken()]);
-
-			$expiration = $share->getExpirationDate();
-			if ($expiration !== null) {
-				$result['expiration'] = $expiration->format('Y-m-d 00:00:00');
-			}
-
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_REMOTE) {
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $this->getDisplayNameFromAddressBook($share->getSharedWith(), 'CLOUD');
-			$result['token'] = $share->getToken();
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_EMAIL) {
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $this->getDisplayNameFromAddressBook($share->getSharedWith(), 'EMAIL');
-			$result['token'] = $share->getToken();
-		}
-
-		$result['mail_send'] = $share->getMailSend() ? 1 : 0;
-
-		return $result;
-	}
-
-	/**
-	 * Check if one of the users address books knows the exact property, if
-	 * yes we return the full name.
-	 *
-	 * @param string $query
-	 * @param string $property
-	 * @return string
-	 */
-	private function getDisplayNameFromAddressBook($query, $property) {
-		// FIXME: If we inject the contacts manager it gets initialized bofore any address books are registered
-		$result = \OC::$server->getContactsManager()->search($query, [$property]);
-		foreach ($result as $r) {
-			foreach($r[$property] as $value) {
-				if ($value === $query) {
-					return $r['FN'];
-				}
-			}
-		}
-
-		return $query;
-	}
-
-	/**
-	 * Get a specific share by id
-	 *
-	 * @NoAdminRequired
-	 *
-	 * @param string $id
-	 * @return DataResponse
-	 * @throws OCSNotFoundException
-	 */
-	public function getShare($id) {
-		try {
-			$share = $this->getShareById($id);
-		} catch (ShareNotFound $e) {
-			throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		if ($this->canAccessShare($share)) {
-			try {
-				$share = $this->formatShare($share);
-				return new DataResponse([$share]);
-			} catch (NotFoundException $e) {
-				//Fall trough
-			}
-		}
-
-		throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
-	}
-
-	/**
-	 * Delete a share
-	 *
-	 * @NoAdminRequired
-	 *
-	 * @param string $id
-	 * @return DataResponse
-	 * @throws OCSNotFoundException
-	 */
-	public function deleteShare($id) {
-		try {
-			$share = $this->getShareById($id);
-		} catch (ShareNotFound $e) {
-			throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		try {
-			$this->lock($share->getNode());
-		} catch (LockedException $e) {
-			throw new OCSNotFoundException($this->l->t('could not delete share'));
-		}
-
-		if (!$this->canAccessShare($share)) {
-			throw new OCSNotFoundException($this->l->t('Could not delete share'));
-		}
-
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP &&
-			$share->getShareOwner() !== $this->currentUser &&
-			$share->getSharedBy() !== $this->currentUser) {
-			$this->shareManager->deleteFromSelf($share, $this->currentUser);
-		} else {
-			$this->shareManager->deleteShare($share);
-		}
-
-		return new DataResponse();
-	}
-
-	/**
-	 * @NoAdminRequired
-	 *
-	 * @param string $path
-	 * @param int $permissions
-	 * @param int $shareType
-	 * @param string $shareWith
-	 * @param string $publicUpload
-	 * @param string $password
-	 * @param string $expireDate
-	 *
-	 * @return DataResponse
-	 * @throws OCSNotFoundException
-	 * @throws OCSForbiddenException
-	 * @throws OCSBadRequestException
-	 * @throws OCSException
-	 */
-	public function createShare(
-		$path = null,
-		$permissions = \OCP\Constants::PERMISSION_ALL,
-		$shareType = -1,
-		$shareWith = null,
-		$publicUpload = 'false',
-		$password = '',
-		$expireDate = ''
-	) {
-		$share = $this->shareManager->newShare();
-
-		// Verify path
-		if ($path === null) {
-			throw new OCSNotFoundException($this->l->t('Please specify a file or folder path'));
-		}
-
-		$userFolder = $this->rootFolder->getUserFolder($this->currentUser);
-		try {
-			$path = $userFolder->get($path);
-		} catch (NotFoundException $e) {
-			throw new OCSNotFoundException($this->l->t('Wrong path, file/folder doesn\'t exist'));
-		}
-
-		$share->setNode($path);
-
-		try {
-			$this->lock($share->getNode());
-		} catch (LockedException $e) {
-			throw new OCSNotFoundException($this->l->t('Could not create share'));
-		}
-
-		if ($permissions < 0 || $permissions > \OCP\Constants::PERMISSION_ALL) {
-			throw new OCSNotFoundException($this->l->t('invalid permissions'));
-		}
-
-		// Shares always require read permissions
-		$permissions |= \OCP\Constants::PERMISSION_READ;
-
-		if ($path instanceof \OCP\Files\File) {
-			// Single file shares should never have delete or create permissions
-			$permissions &= ~\OCP\Constants::PERMISSION_DELETE;
-			$permissions &= ~\OCP\Constants::PERMISSION_CREATE;
-		}
-
-		/*
+    /** @var IManager */
+    private $shareManager;
+    /** @var IGroupManager */
+    private $groupManager;
+    /** @var IUserManager */
+    private $userManager;
+    /** @var IRequest */
+    protected $request;
+    /** @var IRootFolder */
+    private $rootFolder;
+    /** @var IURLGenerator */
+    private $urlGenerator;
+    /** @var string */
+    private $currentUser;
+    /** @var IL10N */
+    private $l;
+    /** @var \OCP\Files\Node */
+    private $lockedNode;
+
+    /**
+     * Share20OCS constructor.
+     *
+     * @param string $appName
+     * @param IRequest $request
+     * @param IManager $shareManager
+     * @param IGroupManager $groupManager
+     * @param IUserManager $userManager
+     * @param IRootFolder $rootFolder
+     * @param IURLGenerator $urlGenerator
+     * @param string $userId
+     * @param IL10N $l10n
+     */
+    public function __construct(
+        $appName,
+        IRequest $request,
+        IManager $shareManager,
+        IGroupManager $groupManager,
+        IUserManager $userManager,
+        IRootFolder $rootFolder,
+        IURLGenerator $urlGenerator,
+        $userId,
+        IL10N $l10n
+    ) {
+        parent::__construct($appName, $request);
+
+        $this->shareManager = $shareManager;
+        $this->userManager = $userManager;
+        $this->groupManager = $groupManager;
+        $this->request = $request;
+        $this->rootFolder = $rootFolder;
+        $this->urlGenerator = $urlGenerator;
+        $this->currentUser = $userId;
+        $this->l = $l10n;
+    }
+
+    /**
+     * Convert an IShare to an array for OCS output
+     *
+     * @param \OCP\Share\IShare $share
+     * @param Node|null $recipientNode
+     * @return array
+     * @throws NotFoundException In case the node can't be resolved.
+     */
+    protected function formatShare(\OCP\Share\IShare $share, Node $recipientNode = null) {
+        $sharedBy = $this->userManager->get($share->getSharedBy());
+        $shareOwner = $this->userManager->get($share->getShareOwner());
+
+        $result = [
+            'id' => $share->getId(),
+            'share_type' => $share->getShareType(),
+            'uid_owner' => $share->getSharedBy(),
+            'displayname_owner' => $sharedBy !== null ? $sharedBy->getDisplayName() : $share->getSharedBy(),
+            'permissions' => $share->getPermissions(),
+            'stime' => $share->getShareTime()->getTimestamp(),
+            'parent' => null,
+            'expiration' => null,
+            'token' => null,
+            'uid_file_owner' => $share->getShareOwner(),
+            'displayname_file_owner' => $shareOwner !== null ? $shareOwner->getDisplayName() : $share->getShareOwner(),
+        ];
+
+        $userFolder = $this->rootFolder->getUserFolder($this->currentUser);
+        if ($recipientNode) {
+            $node = $recipientNode;
+        } else {
+            $nodes = $userFolder->getById($share->getNodeId());
+
+            if (empty($nodes)) {
+                // fallback to guessing the path
+                $node = $userFolder->get($share->getTarget());
+                if ($node === null) {
+                    throw new NotFoundException();
+                }
+            } else {
+                $node = $nodes[0];
+            }
+        }
+
+        $result['path'] = $userFolder->getRelativePath($node->getPath());
+        if ($node instanceOf \OCP\Files\Folder) {
+            $result['item_type'] = 'folder';
+        } else {
+            $result['item_type'] = 'file';
+        }
+        $result['mimetype'] = $node->getMimetype();
+        $result['storage_id'] = $node->getStorage()->getId();
+        $result['storage'] = $node->getStorage()->getCache()->getNumericStorageId();
+        $result['item_source'] = $node->getId();
+        $result['file_source'] = $node->getId();
+        $result['file_parent'] = $node->getParent()->getId();
+        $result['file_target'] = $share->getTarget();
+
+        if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER) {
+            $sharedWith = $this->userManager->get($share->getSharedWith());
+            $result['share_with'] = $share->getSharedWith();
+            $result['share_with_displayname'] = $sharedWith !== null ? $sharedWith->getDisplayName() : $share->getSharedWith();
+        } else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
+            $group = $this->groupManager->get($share->getSharedWith());
+            $result['share_with'] = $share->getSharedWith();
+            $result['share_with_displayname'] = $group !== null ? $group->getDisplayName() : $share->getSharedWith();
+        } else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
+
+            $result['share_with'] = $share->getPassword();
+            $result['share_with_displayname'] = $share->getPassword();
+
+            $result['token'] = $share->getToken();
+            $result['url'] = $this->urlGenerator->linkToRouteAbsolute('files_sharing.sharecontroller.showShare', ['token' => $share->getToken()]);
+
+            $expiration = $share->getExpirationDate();
+            if ($expiration !== null) {
+                $result['expiration'] = $expiration->format('Y-m-d 00:00:00');
+            }
+
+        } else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_REMOTE) {
+            $result['share_with'] = $share->getSharedWith();
+            $result['share_with_displayname'] = $this->getDisplayNameFromAddressBook($share->getSharedWith(), 'CLOUD');
+            $result['token'] = $share->getToken();
+        } else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_EMAIL) {
+            $result['share_with'] = $share->getSharedWith();
+            $result['share_with_displayname'] = $this->getDisplayNameFromAddressBook($share->getSharedWith(), 'EMAIL');
+            $result['token'] = $share->getToken();
+        }
+
+        $result['mail_send'] = $share->getMailSend() ? 1 : 0;
+
+        return $result;
+    }
+
+    /**
+     * Check if one of the users address books knows the exact property, if
+     * yes we return the full name.
+     *
+     * @param string $query
+     * @param string $property
+     * @return string
+     */
+    private function getDisplayNameFromAddressBook($query, $property) {
+        // FIXME: If we inject the contacts manager it gets initialized bofore any address books are registered
+        $result = \OC::$server->getContactsManager()->search($query, [$property]);
+        foreach ($result as $r) {
+            foreach($r[$property] as $value) {
+                if ($value === $query) {
+                    return $r['FN'];
+                }
+            }
+        }
+
+        return $query;
+    }
+
+    /**
+     * Get a specific share by id
+     *
+     * @NoAdminRequired
+     *
+     * @param string $id
+     * @return DataResponse
+     * @throws OCSNotFoundException
+     */
+    public function getShare($id) {
+        try {
+            $share = $this->getShareById($id);
+        } catch (ShareNotFound $e) {
+            throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
+        }
+
+        if ($this->canAccessShare($share)) {
+            try {
+                $share = $this->formatShare($share);
+                return new DataResponse([$share]);
+            } catch (NotFoundException $e) {
+                //Fall trough
+            }
+        }
+
+        throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
+    }
+
+    /**
+     * Delete a share
+     *
+     * @NoAdminRequired
+     *
+     * @param string $id
+     * @return DataResponse
+     * @throws OCSNotFoundException
+     */
+    public function deleteShare($id) {
+        try {
+            $share = $this->getShareById($id);
+        } catch (ShareNotFound $e) {
+            throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
+        }
+
+        try {
+            $this->lock($share->getNode());
+        } catch (LockedException $e) {
+            throw new OCSNotFoundException($this->l->t('could not delete share'));
+        }
+
+        if (!$this->canAccessShare($share)) {
+            throw new OCSNotFoundException($this->l->t('Could not delete share'));
+        }
+
+        if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP &&
+            $share->getShareOwner() !== $this->currentUser &&
+            $share->getSharedBy() !== $this->currentUser) {
+            $this->shareManager->deleteFromSelf($share, $this->currentUser);
+        } else {
+            $this->shareManager->deleteShare($share);
+        }
+
+        return new DataResponse();
+    }
+
+    /**
+     * @NoAdminRequired
+     *
+     * @param string $path
+     * @param int $permissions
+     * @param int $shareType
+     * @param string $shareWith
+     * @param string $publicUpload
+     * @param string $password
+     * @param string $expireDate
+     *
+     * @return DataResponse
+     * @throws OCSNotFoundException
+     * @throws OCSForbiddenException
+     * @throws OCSBadRequestException
+     * @throws OCSException
+     */
+    public function createShare(
+        $path = null,
+        $permissions = \OCP\Constants::PERMISSION_ALL,
+        $shareType = -1,
+        $shareWith = null,
+        $publicUpload = 'false',
+        $password = '',
+        $expireDate = ''
+    ) {
+        $share = $this->shareManager->newShare();
+
+        // Verify path
+        if ($path === null) {
+            throw new OCSNotFoundException($this->l->t('Please specify a file or folder path'));
+        }
+
+        $userFolder = $this->rootFolder->getUserFolder($this->currentUser);
+        try {
+            $path = $userFolder->get($path);
+        } catch (NotFoundException $e) {
+            throw new OCSNotFoundException($this->l->t('Wrong path, file/folder doesn\'t exist'));
+        }
+
+        $share->setNode($path);
+
+        try {
+            $this->lock($share->getNode());
+        } catch (LockedException $e) {
+            throw new OCSNotFoundException($this->l->t('Could not create share'));
+        }
+
+        if ($permissions < 0 || $permissions > \OCP\Constants::PERMISSION_ALL) {
+            throw new OCSNotFoundException($this->l->t('invalid permissions'));
+        }
+
+        // Shares always require read permissions
+        $permissions |= \OCP\Constants::PERMISSION_READ;
+
+        if ($path instanceof \OCP\Files\File) {
+            // Single file shares should never have delete or create permissions
+            $permissions &= ~\OCP\Constants::PERMISSION_DELETE;
+            $permissions &= ~\OCP\Constants::PERMISSION_CREATE;
+        }
+
+        /*
 		 * Hack for https://github.com/owncloud/core/issues/22587
 		 * We check the permissions via webdav. But the permissions of the mount point
 		 * do not equal the share permissions. Here we fix that for federated mounts.
 		 */
-		if ($path->getStorage()->instanceOfStorage('OCA\Files_Sharing\External\Storage')) {
-			$permissions &= ~($permissions & ~$path->getPermissions());
-		}
-
-		if ($shareType === \OCP\Share::SHARE_TYPE_USER) {
-			// Valid user is required to share
-			if ($shareWith === null || !$this->userManager->userExists($shareWith)) {
-				throw new OCSNotFoundException($this->l->t('Please specify a valid user'));
-			}
-			$share->setSharedWith($shareWith);
-			$share->setPermissions($permissions);
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_GROUP) {
-			if (!$this->shareManager->allowGroupSharing()) {
-				throw new OCSNotFoundException($this->l->t('Group sharing is disabled by the administrator'));
-			}
-
-			// Valid group is required to share
-			if ($shareWith === null || !$this->groupManager->groupExists($shareWith)) {
-				throw new OCSNotFoundException($this->l->t('Please specify a valid group'));
-			}
-			$share->setSharedWith($shareWith);
-			$share->setPermissions($permissions);
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_LINK) {
-			//Can we even share links?
-			if (!$this->shareManager->shareApiAllowLinks()) {
-				throw new OCSNotFoundException($this->l->t('Public link sharing is disabled by the administrator'));
-			}
-
-			/*
+        if ($path->getStorage()->instanceOfStorage('OCA\Files_Sharing\External\Storage')) {
+            $permissions &= ~($permissions & ~$path->getPermissions());
+        }
+
+        if ($shareType === \OCP\Share::SHARE_TYPE_USER) {
+            // Valid user is required to share
+            if ($shareWith === null || !$this->userManager->userExists($shareWith)) {
+                throw new OCSNotFoundException($this->l->t('Please specify a valid user'));
+            }
+            $share->setSharedWith($shareWith);
+            $share->setPermissions($permissions);
+        } else if ($shareType === \OCP\Share::SHARE_TYPE_GROUP) {
+            if (!$this->shareManager->allowGroupSharing()) {
+                throw new OCSNotFoundException($this->l->t('Group sharing is disabled by the administrator'));
+            }
+
+            // Valid group is required to share
+            if ($shareWith === null || !$this->groupManager->groupExists($shareWith)) {
+                throw new OCSNotFoundException($this->l->t('Please specify a valid group'));
+            }
+            $share->setSharedWith($shareWith);
+            $share->setPermissions($permissions);
+        } else if ($shareType === \OCP\Share::SHARE_TYPE_LINK) {
+            //Can we even share links?
+            if (!$this->shareManager->shareApiAllowLinks()) {
+                throw new OCSNotFoundException($this->l->t('Public link sharing is disabled by the administrator'));
+            }
+
+            /*
 			 * For now we only allow 1 link share.
 			 * Return the existing link share if this is a duplicate
 			 */
-			$existingShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_LINK, $path, false, 1, 0);
-			if (!empty($existingShares)) {
-				return new DataResponse($this->formatShare($existingShares[0]));
-			}
-
-			if ($publicUpload === 'true') {
-				// Check if public upload is allowed
-				if (!$this->shareManager->shareApiLinkAllowPublicUpload()) {
-					throw new OCSForbiddenException($this->l->t('Public upload disabled by the administrator'));
-				}
-
-				// Public upload can only be set for folders
-				if ($path instanceof \OCP\Files\File) {
-					throw new OCSNotFoundException($this->l->t('Public upload is only possible for publicly shared folders'));
-				}
-
-				$share->setPermissions(
-					\OCP\Constants::PERMISSION_READ |
-					\OCP\Constants::PERMISSION_CREATE |
-					\OCP\Constants::PERMISSION_UPDATE |
-					\OCP\Constants::PERMISSION_DELETE
-				);
-			} else {
-				$share->setPermissions(\OCP\Constants::PERMISSION_READ);
-			}
-
-			// Set password
-			if ($password !== '') {
-				$share->setPassword($password);
-			}
-
-			//Expire date
-			if ($expireDate !== '') {
-				try {
-					$expireDate = $this->parseDate($expireDate);
-					$share->setExpirationDate($expireDate);
-				} catch (\Exception $e) {
-					throw new OCSNotFoundException($this->l->t('Invalid date, date format must be YYYY-MM-DD'));
-				}
-			}
-
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_REMOTE) {
-			if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
-				throw new OCSForbiddenException($this->l->t('Sharing %s failed because the back end does not allow shares from type %s', [$path->getPath(), $shareType]));
-			}
-
-			$share->setSharedWith($shareWith);
-			$share->setPermissions($permissions);
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_EMAIL) {
-			if ($share->getNodeType() === 'file') {
-				$share->setPermissions(\OCP\Constants::PERMISSION_READ);
-			} else {
-				$share->setPermissions(
-					\OCP\Constants::PERMISSION_READ |
-					\OCP\Constants::PERMISSION_CREATE |
-					\OCP\Constants::PERMISSION_UPDATE |
-					\OCP\Constants::PERMISSION_DELETE);
-			}
-			$share->setSharedWith($shareWith);
-		} else {
-			throw new OCSBadRequestException($this->l->t('Unknown share type'));
-		}
-
-		$share->setShareType($shareType);
-		$share->setSharedBy($this->currentUser);
-
-		try {
-			$share = $this->shareManager->createShare($share);
-		} catch (GenericShareException $e) {
-			$code = $e->getCode() === 0 ? 403 : $e->getCode();
-			throw new OCSException($e->getHint(), $code);
-		} catch (\Exception $e) {
-			throw new OCSForbiddenException($e->getMessage());
-		}
-
-		$output = $this->formatShare($share);
-
-		return new DataResponse($output);
-	}
-
-	/**
-	 * @param \OCP\Files\File|\OCP\Files\Folder $node
-	 * @return DataResponse
-	 */
-	private function getSharedWithMe($node = null) {
-		$userShares = $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $node, -1, 0);
-		$groupShares = $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $node, -1, 0);
-
-		$shares = array_merge($userShares, $groupShares);
-
-		$shares = array_filter($shares, function (IShare $share) {
-			return $share->getShareOwner() !== $this->currentUser;
-		});
-
-		$formatted = [];
-		foreach ($shares as $share) {
-			if ($this->canAccessShare($share)) {
-				try {
-					$formatted[] = $this->formatShare($share);
-				} catch (NotFoundException $e) {
-					// Ignore this share
-				}
-			}
-		}
-
-		return new DataResponse($formatted);
-	}
-
-	/**
-	 * @param \OCP\Files\Folder $folder
-	 * @return DataResponse
-	 * @throws OCSBadRequestException
-	 */
-	private function getSharesInDir($folder) {
-		if (!($folder instanceof \OCP\Files\Folder)) {
-			throw new OCSBadRequestException($this->l->t('Not a directory'));
-		}
-
-		$nodes = $folder->getDirectoryListing();
-		/** @var \OCP\Share\IShare[] $shares */
-		$shares = [];
-		foreach ($nodes as $node) {
-			$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $node, false, -1, 0));
-			$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $node, false, -1, 0));
-			$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_LINK, $node, false, -1, 0));
-			if($this->shareManager->shareProviderExists(\OCP\Share::SHARE_TYPE_EMAIL)) {
-				$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_EMAIL, $node, false, -1, 0));
-			}
-			if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
-				$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_REMOTE, $node, false, -1, 0));
-			}
-		}
-
-		$formatted = [];
-		foreach ($shares as $share) {
-			try {
-				$formatted[] = $this->formatShare($share);
-			} catch (NotFoundException $e) {
-				//Ignore this share
-			}
-		}
-
-		return new DataResponse($formatted);
-	}
-
-	/**
-	 * The getShares function.
-	 *
-	 * @NoAdminRequired
-	 *
-	 * @param string $shared_with_me
-	 * @param string $reshares
-	 * @param string $subfiles
-	 * @param string $path
-	 *
-	 * - Get shares by the current user
-	 * - Get shares by the current user and reshares (?reshares=true)
-	 * - Get shares with the current user (?shared_with_me=true)
-	 * - Get shares for a specific path (?path=...)
-	 * - Get all shares in a folder (?subfiles=true&path=..)
-	 *
-	 * @return DataResponse
-	 * @throws OCSNotFoundException
-	 */
-	public function getShares(
-		$shared_with_me = 'false',
-		$reshares = 'false',
-		$subfiles = 'false',
-		$path = null
-	) {
-
-		if ($path !== null) {
-			$userFolder = $this->rootFolder->getUserFolder($this->currentUser);
-			try {
-				$path = $userFolder->get($path);
-				$this->lock($path);
-			} catch (\OCP\Files\NotFoundException $e) {
-				throw new OCSNotFoundException($this->l->t('Wrong path, file/folder doesn\'t exist'));
-			} catch (LockedException $e) {
-				throw new OCSNotFoundException($this->l->t('Could not lock path'));
-			}
-		}
-
-		if ($shared_with_me === 'true') {
-			$result = $this->getSharedWithMe($path);
-			return $result;
-		}
-
-		if ($subfiles === 'true') {
-			$result = $this->getSharesInDir($path);
-			return $result;
-		}
-
-		if ($reshares === 'true') {
-			$reshares = true;
-		} else {
-			$reshares = false;
-		}
-
-		// Get all shares
-		$userShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $path, $reshares, -1, 0);
-		$groupShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $path, $reshares, -1, 0);
-		$linkShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_LINK, $path, $reshares, -1, 0);
-		if ($this->shareManager->shareProviderExists(\OCP\Share::SHARE_TYPE_EMAIL)) {
-			$mailShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_EMAIL, $path, $reshares, -1, 0);
-		} else {
-			$mailShares = [];
-		}
-		$shares = array_merge($userShares, $groupShares, $linkShares, $mailShares);
-
-		if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
-			$federatedShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_REMOTE, $path, $reshares, -1, 0);
-			$shares = array_merge($shares, $federatedShares);
-		}
-
-		$formatted = [];
-		foreach ($shares as $share) {
-			try {
-				$formatted[] = $this->formatShare($share, $path);
-			} catch (NotFoundException $e) {
-				//Ignore share
-			}
-		}
-
-		return new DataResponse($formatted);
-	}
-
-	/**
-	 * @NoAdminRequired
-	 *
-	 * @param int $id
-	 * @param int $permissions
-	 * @param string $password
-	 * @param string $publicUpload
-	 * @param string $expireDate
-	 * @return DataResponse
-	 * @throws OCSNotFoundException
-	 * @throws OCSBadRequestException
-	 * @throws OCSForbiddenException
-	 */
-	public function updateShare(
-		$id,
-		$permissions = null,
-		$password = null,
-		$publicUpload = null,
-		$expireDate = null
-	) {
-		try {
-			$share = $this->getShareById($id);
-		} catch (ShareNotFound $e) {
-			throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		$this->lock($share->getNode());
-
-		if (!$this->canAccessShare($share, false)) {
-			throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		/*
+            $existingShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_LINK, $path, false, 1, 0);
+            if (!empty($existingShares)) {
+                return new DataResponse($this->formatShare($existingShares[0]));
+            }
+
+            if ($publicUpload === 'true') {
+                // Check if public upload is allowed
+                if (!$this->shareManager->shareApiLinkAllowPublicUpload()) {
+                    throw new OCSForbiddenException($this->l->t('Public upload disabled by the administrator'));
+                }
+
+                // Public upload can only be set for folders
+                if ($path instanceof \OCP\Files\File) {
+                    throw new OCSNotFoundException($this->l->t('Public upload is only possible for publicly shared folders'));
+                }
+
+                $share->setPermissions(
+                    \OCP\Constants::PERMISSION_READ |
+                    \OCP\Constants::PERMISSION_CREATE |
+                    \OCP\Constants::PERMISSION_UPDATE |
+                    \OCP\Constants::PERMISSION_DELETE
+                );
+            } else {
+                $share->setPermissions(\OCP\Constants::PERMISSION_READ);
+            }
+
+            // Set password
+            if ($password !== '') {
+                $share->setPassword($password);
+            }
+
+            //Expire date
+            if ($expireDate !== '') {
+                try {
+                    $expireDate = $this->parseDate($expireDate);
+                    $share->setExpirationDate($expireDate);
+                } catch (\Exception $e) {
+                    throw new OCSNotFoundException($this->l->t('Invalid date, date format must be YYYY-MM-DD'));
+                }
+            }
+
+        } else if ($shareType === \OCP\Share::SHARE_TYPE_REMOTE) {
+            if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
+                throw new OCSForbiddenException($this->l->t('Sharing %s failed because the back end does not allow shares from type %s', [$path->getPath(), $shareType]));
+            }
+
+            $share->setSharedWith($shareWith);
+            $share->setPermissions($permissions);
+        } else if ($shareType === \OCP\Share::SHARE_TYPE_EMAIL) {
+            if ($share->getNodeType() === 'file') {
+                $share->setPermissions(\OCP\Constants::PERMISSION_READ);
+            } else {
+                $share->setPermissions(
+                    \OCP\Constants::PERMISSION_READ |
+                    \OCP\Constants::PERMISSION_CREATE |
+                    \OCP\Constants::PERMISSION_UPDATE |
+                    \OCP\Constants::PERMISSION_DELETE);
+            }
+            $share->setSharedWith($shareWith);
+        } else {
+            throw new OCSBadRequestException($this->l->t('Unknown share type'));
+        }
+
+        $share->setShareType($shareType);
+        $share->setSharedBy($this->currentUser);
+
+        try {
+            $share = $this->shareManager->createShare($share);
+        } catch (GenericShareException $e) {
+            $code = $e->getCode() === 0 ? 403 : $e->getCode();
+            throw new OCSException($e->getHint(), $code);
+        } catch (\Exception $e) {
+            throw new OCSForbiddenException($e->getMessage());
+        }
+
+        $output = $this->formatShare($share);
+
+        return new DataResponse($output);
+    }
+
+    /**
+     * @param \OCP\Files\File|\OCP\Files\Folder $node
+     * @return DataResponse
+     */
+    private function getSharedWithMe($node = null) {
+        $userShares = $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $node, -1, 0);
+        $groupShares = $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $node, -1, 0);
+
+        $shares = array_merge($userShares, $groupShares);
+
+        $shares = array_filter($shares, function (IShare $share) {
+            return $share->getShareOwner() !== $this->currentUser;
+        });
+
+        $formatted = [];
+        foreach ($shares as $share) {
+            if ($this->canAccessShare($share)) {
+                try {
+                    $formatted[] = $this->formatShare($share);
+                } catch (NotFoundException $e) {
+                    // Ignore this share
+                }
+            }
+        }
+
+        return new DataResponse($formatted);
+    }
+
+    /**
+     * @param \OCP\Files\Folder $folder
+     * @return DataResponse
+     * @throws OCSBadRequestException
+     */
+    private function getSharesInDir($folder) {
+        if (!($folder instanceof \OCP\Files\Folder)) {
+            throw new OCSBadRequestException($this->l->t('Not a directory'));
+        }
+
+        $nodes = $folder->getDirectoryListing();
+        /** @var \OCP\Share\IShare[] $shares */
+        $shares = [];
+        foreach ($nodes as $node) {
+            $shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $node, false, -1, 0));
+            $shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $node, false, -1, 0));
+            $shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_LINK, $node, false, -1, 0));
+            if($this->shareManager->shareProviderExists(\OCP\Share::SHARE_TYPE_EMAIL)) {
+                $shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_EMAIL, $node, false, -1, 0));
+            }
+            if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
+                $shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_REMOTE, $node, false, -1, 0));
+            }
+        }
+
+        $formatted = [];
+        foreach ($shares as $share) {
+            try {
+                $formatted[] = $this->formatShare($share);
+            } catch (NotFoundException $e) {
+                //Ignore this share
+            }
+        }
+
+        return new DataResponse($formatted);
+    }
+
+    /**
+     * The getShares function.
+     *
+     * @NoAdminRequired
+     *
+     * @param string $shared_with_me
+     * @param string $reshares
+     * @param string $subfiles
+     * @param string $path
+     *
+     * - Get shares by the current user
+     * - Get shares by the current user and reshares (?reshares=true)
+     * - Get shares with the current user (?shared_with_me=true)
+     * - Get shares for a specific path (?path=...)
+     * - Get all shares in a folder (?subfiles=true&path=..)
+     *
+     * @return DataResponse
+     * @throws OCSNotFoundException
+     */
+    public function getShares(
+        $shared_with_me = 'false',
+        $reshares = 'false',
+        $subfiles = 'false',
+        $path = null
+    ) {
+
+        if ($path !== null) {
+            $userFolder = $this->rootFolder->getUserFolder($this->currentUser);
+            try {
+                $path = $userFolder->get($path);
+                $this->lock($path);
+            } catch (\OCP\Files\NotFoundException $e) {
+                throw new OCSNotFoundException($this->l->t('Wrong path, file/folder doesn\'t exist'));
+            } catch (LockedException $e) {
+                throw new OCSNotFoundException($this->l->t('Could not lock path'));
+            }
+        }
+
+        if ($shared_with_me === 'true') {
+            $result = $this->getSharedWithMe($path);
+            return $result;
+        }
+
+        if ($subfiles === 'true') {
+            $result = $this->getSharesInDir($path);
+            return $result;
+        }
+
+        if ($reshares === 'true') {
+            $reshares = true;
+        } else {
+            $reshares = false;
+        }
+
+        // Get all shares
+        $userShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $path, $reshares, -1, 0);
+        $groupShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $path, $reshares, -1, 0);
+        $linkShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_LINK, $path, $reshares, -1, 0);
+        if ($this->shareManager->shareProviderExists(\OCP\Share::SHARE_TYPE_EMAIL)) {
+            $mailShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_EMAIL, $path, $reshares, -1, 0);
+        } else {
+            $mailShares = [];
+        }
+        $shares = array_merge($userShares, $groupShares, $linkShares, $mailShares);
+
+        if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
+            $federatedShares = $this->shareManager->getSharesBy($this->currentUser, \OCP\Share::SHARE_TYPE_REMOTE, $path, $reshares, -1, 0);
+            $shares = array_merge($shares, $federatedShares);
+        }
+
+        $formatted = [];
+        foreach ($shares as $share) {
+            try {
+                $formatted[] = $this->formatShare($share, $path);
+            } catch (NotFoundException $e) {
+                //Ignore share
+            }
+        }
+
+        return new DataResponse($formatted);
+    }
+
+    /**
+     * @NoAdminRequired
+     *
+     * @param int $id
+     * @param int $permissions
+     * @param string $password
+     * @param string $publicUpload
+     * @param string $expireDate
+     * @return DataResponse
+     * @throws OCSNotFoundException
+     * @throws OCSBadRequestException
+     * @throws OCSForbiddenException
+     */
+    public function updateShare(
+        $id,
+        $permissions = null,
+        $password = null,
+        $publicUpload = null,
+        $expireDate = null
+    ) {
+        try {
+            $share = $this->getShareById($id);
+        } catch (ShareNotFound $e) {
+            throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
+        }
+
+        $this->lock($share->getNode());
+
+        if (!$this->canAccessShare($share, false)) {
+            throw new OCSNotFoundException($this->l->t('Wrong share ID, share doesn\'t exist'));
+        }
+
+        /*
 		 * expirationdate, password and publicUpload only make sense for link shares
 		 */
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
-			if ($permissions === null && $password === null && $publicUpload === null && $expireDate === null) {
-				throw new OCSBadRequestException($this->l->t('Wrong or no update parameter given'));
-			}
-
-			$newPermissions = null;
-			if ($publicUpload === 'true') {
-				$newPermissions = \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE;
-			} else if ($publicUpload === 'false') {
-				$newPermissions = \OCP\Constants::PERMISSION_READ;
-			}
-
-			if ($permissions !== null) {
-				$newPermissions = (int)$permissions;
-			}
-
-			if ($newPermissions !== null &&
-				!in_array($newPermissions, [
-					\OCP\Constants::PERMISSION_READ,
-					\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE, // legacy
-					\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE, // correct
-					\OCP\Constants::PERMISSION_CREATE, // hidden file list
-					\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_UPDATE, // allow to edit single files
-				])
-			) {
-				throw new OCSBadRequestException($this->l->t('Can\'t change permissions for public share links'));
-			}
-
-			if (
-				// legacy
-				$newPermissions === (\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE) ||
-				// correct
-				$newPermissions === (\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE)
-			) {
-				if (!$this->shareManager->shareApiLinkAllowPublicUpload()) {
-					throw new OCSForbiddenException($this->l->t('Public upload disabled by the administrator'));
-				}
-
-				if (!($share->getNode() instanceof \OCP\Files\Folder)) {
-					throw new OCSBadRequestException($this->l->t('Public upload is only possible for publicly shared folders'));
-				}
-
-				// normalize to correct public upload permissions
-				$newPermissions = \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE;
-			}
-
-			if ($newPermissions !== null) {
-				$share->setPermissions($newPermissions);
-				$permissions = $newPermissions;
-			}
-
-			if ($expireDate === '') {
-				$share->setExpirationDate(null);
-			} else if ($expireDate !== null) {
-				try {
-					$expireDate = $this->parseDate($expireDate);
-				} catch (\Exception $e) {
-					throw new OCSBadRequestException($e->getMessage());
-				}
-				$share->setExpirationDate($expireDate);
-			}
-
-			if ($password === '') {
-				$share->setPassword(null);
-			} else if ($password !== null) {
-				$share->setPassword($password);
-			}
-
-		} else {
-			// For other shares only permissions is valid.
-			if ($permissions === null) {
-				throw new OCSBadRequestException($this->l->t('Wrong or no update parameter given'));
-			} else {
-				$permissions = (int)$permissions;
-				$share->setPermissions($permissions);
-			}
-		}
-
-		if ($permissions !== null && $share->getShareOwner() !== $this->currentUser) {
-			/* Check if this is an incomming share */
-			$incomingShares = $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $share->getNode(), -1, 0);
-			$incomingShares = array_merge($incomingShares, $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $share->getNode(), -1, 0));
-
-			/** @var \OCP\Share\IShare[] $incomingShares */
-			if (!empty($incomingShares)) {
-				$maxPermissions = 0;
-				foreach ($incomingShares as $incomingShare) {
-					$maxPermissions |= $incomingShare->getPermissions();
-				}
-
-				if ($share->getPermissions() & ~$maxPermissions) {
-					throw new OCSNotFoundException($this->l->t('Cannot increase permissions'));
-				}
-			}
-		}
-
-
-		try {
-			$share = $this->shareManager->updateShare($share);
-		} catch (\Exception $e) {
-			throw new OCSBadRequestException($e->getMessage());
-		}
-
-		return new DataResponse($this->formatShare($share));
-	}
-
-	/**
-	 * @param \OCP\Share\IShare $share
-	 * @return bool
-	 */
-	protected function canAccessShare(\OCP\Share\IShare $share, $checkGroups = true) {
-		// A file with permissions 0 can't be accessed by us. So Don't show it
-		if ($share->getPermissions() === 0) {
-			return false;
-		}
-
-		// Owner of the file and the sharer of the file can always get share
-		if ($share->getShareOwner() === $this->currentUser ||
-			$share->getSharedBy() === $this->currentUser
-		) {
-			return true;
-		}
-
-		// If the share is shared with you (or a group you are a member of)
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER &&
-			$share->getSharedWith() === $this->currentUser
-		) {
-			return true;
-		}
-
-		if ($checkGroups && $share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
-			$sharedWith = $this->groupManager->get($share->getSharedWith());
-			$user = $this->userManager->get($this->currentUser);
-			if ($user !== null && $sharedWith->inGroup($user)) {
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * Make sure that the passed date is valid ISO 8601
-	 * So YYYY-MM-DD
-	 * If not throw an exception
-	 *
-	 * @param string $expireDate
-	 *
-	 * @throws \Exception
-	 * @return \DateTime
-	 */
-	private function parseDate($expireDate) {
-		try {
-			$date = new \DateTime($expireDate);
-		} catch (\Exception $e) {
-			throw new \Exception('Invalid date. Format must be YYYY-MM-DD');
-		}
-
-		if ($date === false) {
-			throw new \Exception('Invalid date. Format must be YYYY-MM-DD');
-		}
-
-		$date->setTime(0, 0, 0);
-
-		return $date;
-	}
-
-	/**
-	 * Since we have multiple providers but the OCS Share API v1 does
-	 * not support this we need to check all backends.
-	 *
-	 * @param string $id
-	 * @return \OCP\Share\IShare
-	 * @throws ShareNotFound
-	 */
-	private function getShareById($id) {
-		$share = null;
-
-		// First check if it is an internal share.
-		try {
-			$share = $this->shareManager->getShareById('ocinternal:' . $id);
-			return $share;
-		} catch (ShareNotFound $e) {
-			// Do nothing, just try the other share type
-		}
-
-		try {
-			if ($this->shareManager->shareProviderExists(\OCP\Share::SHARE_TYPE_EMAIL)) {
-				$share = $this->shareManager->getShareById('ocMailShare:' . $id);
-				return $share;
-			}
-		} catch (ShareNotFound $e) {
-			// Do nothing, just try the other share type
-		}
-
-		if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
-			throw new ShareNotFound();
-		}
-		$share = $this->shareManager->getShareById('ocFederatedSharing:' . $id);
-
-		return $share;
-	}
-
-	/**
-	 * Lock a Node
-	 *
-	 * @param \OCP\Files\Node $node
-	 */
-	private function lock(\OCP\Files\Node $node) {
-		$node->lock(ILockingProvider::LOCK_SHARED);
-		$this->lockedNode = $node;
-	}
-
-	/**
-	 * Cleanup the remaining locks
-	 */
-	public function cleanup() {
-		if ($this->lockedNode !== null) {
-			$this->lockedNode->unlock(ILockingProvider::LOCK_SHARED);
-		}
-	}
+        if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
+            if ($permissions === null && $password === null && $publicUpload === null && $expireDate === null) {
+                throw new OCSBadRequestException($this->l->t('Wrong or no update parameter given'));
+            }
+
+            $newPermissions = null;
+            if ($publicUpload === 'true') {
+                $newPermissions = \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE;
+            } else if ($publicUpload === 'false') {
+                $newPermissions = \OCP\Constants::PERMISSION_READ;
+            }
+
+            if ($permissions !== null) {
+                $newPermissions = (int)$permissions;
+            }
+
+            if ($newPermissions !== null &&
+                !in_array($newPermissions, [
+                    \OCP\Constants::PERMISSION_READ,
+                    \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE, // legacy
+                    \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE, // correct
+                    \OCP\Constants::PERMISSION_CREATE, // hidden file list
+                    \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_UPDATE, // allow to edit single files
+                ])
+            ) {
+                throw new OCSBadRequestException($this->l->t('Can\'t change permissions for public share links'));
+            }
+
+            if (
+                // legacy
+                $newPermissions === (\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE) ||
+                // correct
+                $newPermissions === (\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE)
+            ) {
+                if (!$this->shareManager->shareApiLinkAllowPublicUpload()) {
+                    throw new OCSForbiddenException($this->l->t('Public upload disabled by the administrator'));
+                }
+
+                if (!($share->getNode() instanceof \OCP\Files\Folder)) {
+                    throw new OCSBadRequestException($this->l->t('Public upload is only possible for publicly shared folders'));
+                }
+
+                // normalize to correct public upload permissions
+                $newPermissions = \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE;
+            }
+
+            if ($newPermissions !== null) {
+                $share->setPermissions($newPermissions);
+                $permissions = $newPermissions;
+            }
+
+            if ($expireDate === '') {
+                $share->setExpirationDate(null);
+            } else if ($expireDate !== null) {
+                try {
+                    $expireDate = $this->parseDate($expireDate);
+                } catch (\Exception $e) {
+                    throw new OCSBadRequestException($e->getMessage());
+                }
+                $share->setExpirationDate($expireDate);
+            }
+
+            if ($password === '') {
+                $share->setPassword(null);
+            } else if ($password !== null) {
+                $share->setPassword($password);
+            }
+
+        } else {
+            // For other shares only permissions is valid.
+            if ($permissions === null) {
+                throw new OCSBadRequestException($this->l->t('Wrong or no update parameter given'));
+            } else {
+                $permissions = (int)$permissions;
+                $share->setPermissions($permissions);
+            }
+        }
+
+        if ($permissions !== null && $share->getShareOwner() !== $this->currentUser) {
+            /* Check if this is an incomming share */
+            $incomingShares = $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_USER, $share->getNode(), -1, 0);
+            $incomingShares = array_merge($incomingShares, $this->shareManager->getSharedWith($this->currentUser, \OCP\Share::SHARE_TYPE_GROUP, $share->getNode(), -1, 0));
+
+            /** @var \OCP\Share\IShare[] $incomingShares */
+            if (!empty($incomingShares)) {
+                $maxPermissions = 0;
+                foreach ($incomingShares as $incomingShare) {
+                    $maxPermissions |= $incomingShare->getPermissions();
+                }
+
+                if ($share->getPermissions() & ~$maxPermissions) {
+                    throw new OCSNotFoundException($this->l->t('Cannot increase permissions'));
+                }
+            }
+        }
+
+
+        try {
+            $share = $this->shareManager->updateShare($share);
+        } catch (\Exception $e) {
+            throw new OCSBadRequestException($e->getMessage());
+        }
+
+        return new DataResponse($this->formatShare($share));
+    }
+
+    /**
+     * @param \OCP\Share\IShare $share
+     * @return bool
+     */
+    protected function canAccessShare(\OCP\Share\IShare $share, $checkGroups = true) {
+        // A file with permissions 0 can't be accessed by us. So Don't show it
+        if ($share->getPermissions() === 0) {
+            return false;
+        }
+
+        // Owner of the file and the sharer of the file can always get share
+        if ($share->getShareOwner() === $this->currentUser ||
+            $share->getSharedBy() === $this->currentUser
+        ) {
+            return true;
+        }
+
+        // If the share is shared with you (or a group you are a member of)
+        if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER &&
+            $share->getSharedWith() === $this->currentUser
+        ) {
+            return true;
+        }
+
+        if ($checkGroups && $share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
+            $sharedWith = $this->groupManager->get($share->getSharedWith());
+            $user = $this->userManager->get($this->currentUser);
+            if ($user !== null && $sharedWith->inGroup($user)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * Make sure that the passed date is valid ISO 8601
+     * So YYYY-MM-DD
+     * If not throw an exception
+     *
+     * @param string $expireDate
+     *
+     * @throws \Exception
+     * @return \DateTime
+     */
+    private function parseDate($expireDate) {
+        try {
+            $date = new \DateTime($expireDate);
+        } catch (\Exception $e) {
+            throw new \Exception('Invalid date. Format must be YYYY-MM-DD');
+        }
+
+        if ($date === false) {
+            throw new \Exception('Invalid date. Format must be YYYY-MM-DD');
+        }
+
+        $date->setTime(0, 0, 0);
+
+        return $date;
+    }
+
+    /**
+     * Since we have multiple providers but the OCS Share API v1 does
+     * not support this we need to check all backends.
+     *
+     * @param string $id
+     * @return \OCP\Share\IShare
+     * @throws ShareNotFound
+     */
+    private function getShareById($id) {
+        $share = null;
+
+        // First check if it is an internal share.
+        try {
+            $share = $this->shareManager->getShareById('ocinternal:' . $id);
+            return $share;
+        } catch (ShareNotFound $e) {
+            // Do nothing, just try the other share type
+        }
+
+        try {
+            if ($this->shareManager->shareProviderExists(\OCP\Share::SHARE_TYPE_EMAIL)) {
+                $share = $this->shareManager->getShareById('ocMailShare:' . $id);
+                return $share;
+            }
+        } catch (ShareNotFound $e) {
+            // Do nothing, just try the other share type
+        }
+
+        if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
+            throw new ShareNotFound();
+        }
+        $share = $this->shareManager->getShareById('ocFederatedSharing:' . $id);
+
+        return $share;
+    }
+
+    /**
+     * Lock a Node
+     *
+     * @param \OCP\Files\Node $node
+     */
+    private function lock(\OCP\Files\Node $node) {
+        $node->lock(ILockingProvider::LOCK_SHARED);
+        $this->lockedNode = $node;
+    }
+
+    /**
+     * Cleanup the remaining locks
+     */
+    public function cleanup() {
+        if ($this->lockedNode !== null) {
+            $this->lockedNode->unlock(ILockingProvider::LOCK_SHARED);
+        }
+    }
 }

apps/files_sharing/lib/Controller/ShareesAPIController.php

Indentation +627 added lines, -627 removed lines

@@ -43,631 +43,631 @@
 
 class ShareesAPIController extends OCSController {
 
-	/** @var IGroupManager */
-	protected $groupManager;
-
-	/** @var IUserManager */
-	protected $userManager;
-
-	/** @var IManager */
-	protected $contactsManager;
-
-	/** @var IConfig */
-	protected $config;
-
-	/** @var IUserSession */
-	protected $userSession;
-
-	/** @var IURLGenerator */
-	protected $urlGenerator;
-
-	/** @var ILogger */
-	protected $logger;
-
-	/** @var \OCP\Share\IManager */
-	protected $shareManager;
-
-	/** @var IClientService */
-	protected $clientService;
-
-	/** @var ICloudIdManager  */
-	protected $cloudIdManager;
-
-	/** @var bool */
-	protected $shareWithGroupOnly = false;
-
-	/** @var bool */
-	protected $shareeEnumeration = true;
-
-	/** @var int */
-	protected $offset = 0;
-
-	/** @var int */
-	protected $limit = 10;
-
-	/** @var array */
-	protected $result = [
-		'exact' => [
-			'users' => [],
-			'groups' => [],
-			'remotes' => [],
-			'emails' => [],
-		],
-		'users' => [],
-		'groups' => [],
-		'remotes' => [],
-		'emails' => [],
-		'lookup' => [],
-	];
-
-	protected $reachedEndFor = [];
-
-	/**
-	 * @param string $appName
-	 * @param IRequest $request
-	 * @param IGroupManager $groupManager
-	 * @param IUserManager $userManager
-	 * @param IManager $contactsManager
-	 * @param IConfig $config
-	 * @param IUserSession $userSession
-	 * @param IURLGenerator $urlGenerator
-	 * @param ILogger $logger
-	 * @param \OCP\Share\IManager $shareManager
-	 * @param IClientService $clientService
-	 * @param ICloudIdManager $cloudIdManager
-	 */
-	public function __construct($appName,
-								IRequest $request,
-								IGroupManager $groupManager,
-								IUserManager $userManager,
-								IManager $contactsManager,
-								IConfig $config,
-								IUserSession $userSession,
-								IURLGenerator $urlGenerator,
-								ILogger $logger,
-								\OCP\Share\IManager $shareManager,
-								IClientService $clientService,
-								ICloudIdManager $cloudIdManager
-	) {
-		parent::__construct($appName, $request);
-
-		$this->groupManager = $groupManager;
-		$this->userManager = $userManager;
-		$this->contactsManager = $contactsManager;
-		$this->config = $config;
-		$this->userSession = $userSession;
-		$this->urlGenerator = $urlGenerator;
-		$this->logger = $logger;
-		$this->shareManager = $shareManager;
-		$this->clientService = $clientService;
-		$this->cloudIdManager = $cloudIdManager;
-	}
-
-	/**
-	 * @param string $search
-	 */
-	protected function getUsers($search) {
-		$this->result['users'] = $this->result['exact']['users'] = $users = [];
-
-		$userGroups = [];
-		if ($this->shareWithGroupOnly) {
-			// Search in all the groups this user is part of
-			$userGroups = $this->groupManager->getUserGroupIds($this->userSession->getUser());
-			foreach ($userGroups as $userGroup) {
-				$usersTmp = $this->groupManager->displayNamesInGroup($userGroup, $search, $this->limit, $this->offset);
-				foreach ($usersTmp as $uid => $userDisplayName) {
-					$users[$uid] = $userDisplayName;
-				}
-			}
-		} else {
-			// Search in all users
-			$usersTmp = $this->userManager->searchDisplayName($search, $this->limit, $this->offset);
-
-			foreach ($usersTmp as $user) {
-				$users[$user->getUID()] = $user->getDisplayName();
-			}
-		}
-
-		if (!$this->shareeEnumeration || sizeof($users) < $this->limit) {
-			$this->reachedEndFor[] = 'users';
-		}
-
-		$foundUserById = false;
-		$lowerSearch = strtolower($search);
-		foreach ($users as $uid => $userDisplayName) {
-			if (strtolower($uid) === $lowerSearch || strtolower($userDisplayName) === $lowerSearch) {
-				if (strtolower($uid) === $lowerSearch) {
-					$foundUserById = true;
-				}
-				$this->result['exact']['users'][] = [
-					'label' => $userDisplayName,
-					'value' => [
-						'shareType' => Share::SHARE_TYPE_USER,
-						'shareWith' => $uid,
-					],
-				];
-			} else {
-				$this->result['users'][] = [
-					'label' => $userDisplayName,
-					'value' => [
-						'shareType' => Share::SHARE_TYPE_USER,
-						'shareWith' => $uid,
-					],
-				];
-			}
-		}
-
-		if ($this->offset === 0 && !$foundUserById) {
-			// On page one we try if the search result has a direct hit on the
-			// user id and if so, we add that to the exact match list
-			$user = $this->userManager->get($search);
-			if ($user instanceof IUser) {
-				$addUser = true;
-
-				if ($this->shareWithGroupOnly) {
-					// Only add, if we have a common group
-					$commonGroups = array_intersect($userGroups, $this->groupManager->getUserGroupIds($user));
-					$addUser = !empty($commonGroups);
-				}
-
-				if ($addUser) {
-					array_push($this->result['exact']['users'], [
-						'label' => $user->getDisplayName(),
-						'value' => [
-							'shareType' => Share::SHARE_TYPE_USER,
-							'shareWith' => $user->getUID(),
-						],
-					]);
-				}
-			}
-		}
-
-		if (!$this->shareeEnumeration) {
-			$this->result['users'] = [];
-		}
-	}
-
-	/**
-	 * @param string $search
-	 */
-	protected function getGroups($search) {
-		$this->result['groups'] = $this->result['exact']['groups'] = [];
-
-		$groups = $this->groupManager->search($search, $this->limit, $this->offset);
-		$groupIds = array_map(function (IGroup $group) { return $group->getGID(); }, $groups);
-
-		if (!$this->shareeEnumeration || sizeof($groups) < $this->limit) {
-			$this->reachedEndFor[] = 'groups';
-		}
-
-		$userGroups =  [];
-		if (!empty($groups) && $this->shareWithGroupOnly) {
-			// Intersect all the groups that match with the groups this user is a member of
-			$userGroups = $this->groupManager->getUserGroups($this->userSession->getUser());
-			$userGroups = array_map(function (IGroup $group) { return $group->getGID(); }, $userGroups);
-			$groupIds = array_intersect($groupIds, $userGroups);
-		}
-
-		$lowerSearch = strtolower($search);
-		foreach ($groups as $group) {
-			// FIXME: use a more efficient approach
-			$gid = $group->getGID();
-			if (!in_array($gid, $groupIds)) {
-				continue;
-			}
-			if (strtolower($gid) === $lowerSearch || strtolower($group->getDisplayName()) === $lowerSearch) {
-				$this->result['exact']['groups'][] = [
-					'label' => $group->getDisplayName(),
-					'value' => [
-						'shareType' => Share::SHARE_TYPE_GROUP,
-						'shareWith' => $gid,
-					],
-				];
-			} else {
-				$this->result['groups'][] = [
-					'label' => $group->getDisplayName(),
-					'value' => [
-						'shareType' => Share::SHARE_TYPE_GROUP,
-						'shareWith' => $gid,
-					],
-				];
-			}
-		}
-
-		if ($this->offset === 0 && empty($this->result['exact']['groups'])) {
-			// On page one we try if the search result has a direct hit on the
-			// user id and if so, we add that to the exact match list
-			$group = $this->groupManager->get($search);
-			if ($group instanceof IGroup && (!$this->shareWithGroupOnly || in_array($group->getGID(), $userGroups))) {
-				array_push($this->result['exact']['groups'], [
-					'label' => $group->getDisplayName(),
-					'value' => [
-						'shareType' => Share::SHARE_TYPE_GROUP,
-						'shareWith' => $group->getGID(),
-					],
-				]);
-			}
-		}
-
-		if (!$this->shareeEnumeration) {
-			$this->result['groups'] = [];
-		}
-	}
-
-	/**
-	 * @param string $search
-	 * @return array
-	 */
-	protected function getRemote($search) {
-		$result = ['results' => [], 'exact' => []];
-
-		// Search in contacts
-		//@todo Pagination missing
-		$addressBookContacts = $this->contactsManager->search($search, ['CLOUD', 'FN']);
-		$result['exactIdMatch'] = false;
-		foreach ($addressBookContacts as $contact) {
-			if (isset($contact['isLocalSystemBook'])) {
-				continue;
-			}
-			if (isset($contact['CLOUD'])) {
-				$cloudIds = $contact['CLOUD'];
-				if (!is_array($cloudIds)) {
-					$cloudIds = [$cloudIds];
-				}
-				$lowerSearch = strtolower($search);
-				foreach ($cloudIds as $cloudId) {
-					list(, $serverUrl) = $this->splitUserRemote($cloudId);
-					if (strtolower($contact['FN']) === $lowerSearch || strtolower($cloudId) === $lowerSearch) {
-						if (strtolower($cloudId) === $lowerSearch) {
-							$result['exactIdMatch'] = true;
-						}
-						$result['exact'][] = [
-							'label' => $contact['FN'] . " ($cloudId)",
-							'value' => [
-								'shareType' => Share::SHARE_TYPE_REMOTE,
-								'shareWith' => $cloudId,
-								'server' => $serverUrl,
-							],
-						];
-					} else {
-						$result['results'][] = [
-							'label' => $contact['FN'] . " ($cloudId)",
-							'value' => [
-								'shareType' => Share::SHARE_TYPE_REMOTE,
-								'shareWith' => $cloudId,
-								'server' => $serverUrl,
-							],
-						];
-					}
-				}
-			}
-		}
-
-		if (!$this->shareeEnumeration) {
-			$result['results'] = [];
-		}
-
-		if (!$result['exactIdMatch'] && $this->cloudIdManager->isValidCloudId($search) && $this->offset === 0) {
-			$result['exact'][] = [
-				'label' => $search,
-				'value' => [
-					'shareType' => Share::SHARE_TYPE_REMOTE,
-					'shareWith' => $search,
-				],
-			];
-		}
-
-		$this->reachedEndFor[] = 'remotes';
-
-		return $result;
-	}
-
-	/**
-	 * split user and remote from federated cloud id
-	 *
-	 * @param string $address federated share address
-	 * @return array [user, remoteURL]
-	 * @throws \Exception
-	 */
-	public function splitUserRemote($address) {
-		try {
-			$cloudId = $this->cloudIdManager->resolveCloudId($address);
-			return [$cloudId->getUser(), $cloudId->getRemote()];
-		} catch (\InvalidArgumentException $e) {
-			throw new \Exception('Invalid Federated Cloud ID', 0, $e);
-		}
-	}
-
-	/**
-	 * Strips away a potential file names and trailing slashes:
-	 * - http://localhost
-	 * - http://localhost/
-	 * - http://localhost/index.php
-	 * - http://localhost/index.php/s/{shareToken}
-	 *
-	 * all return: http://localhost
-	 *
-	 * @param string $remote
-	 * @return string
-	 */
-	protected function fixRemoteURL($remote) {
-		$remote = str_replace('\\', '/', $remote);
-		if ($fileNamePosition = strpos($remote, '/index.php')) {
-			$remote = substr($remote, 0, $fileNamePosition);
-		}
-		$remote = rtrim($remote, '/');
-
-		return $remote;
-	}
-
-	/**
-	 * @NoAdminRequired
-	 *
-	 * @param string $search
-	 * @param string $itemType
-	 * @param int $page
-	 * @param int $perPage
-	 * @param int|int[] $shareType
-	 * @param bool $lookup
-	 * @return Http\DataResponse
-	 * @throws OCSBadRequestException
-	 */
-	public function search($search = '', $itemType = null, $page = 1, $perPage = 200, $shareType = null, $lookup = true) {
-		if ($perPage <= 0) {
-			throw new OCSBadRequestException('Invalid perPage argument');
-		}
-		if ($page <= 0) {
-			throw new OCSBadRequestException('Invalid page');
-		}
-
-		$shareTypes = [
-			Share::SHARE_TYPE_USER,
-		];
-
-		if ($itemType === 'file' || $itemType === 'folder') {
-			if ($this->shareManager->allowGroupSharing()) {
-				$shareTypes[] = Share::SHARE_TYPE_GROUP;
-			}
-
-			if ($this->isRemoteSharingAllowed($itemType)) {
-				$shareTypes[] = Share::SHARE_TYPE_REMOTE;
-			}
-
-			if ($this->shareManager->shareProviderExists(Share::SHARE_TYPE_EMAIL)) {
-				$shareTypes[] = Share::SHARE_TYPE_EMAIL;
-			}
-		} else {
-			$shareTypes[] = Share::SHARE_TYPE_GROUP;
-			$shareTypes[] = Share::SHARE_TYPE_EMAIL;
-		}
-
-		if (isset($_GET['shareType']) && is_array($_GET['shareType'])) {
-			$shareTypes = array_intersect($shareTypes, $_GET['shareType']);
-			sort($shareTypes);
-		} else if (is_numeric($shareType)) {
-			$shareTypes = array_intersect($shareTypes, [(int) $shareType]);
-			sort($shareTypes);
-		}
-
-		$this->shareWithGroupOnly = $this->config->getAppValue('core', 'shareapi_only_share_with_group_members', 'no') === 'yes';
-		$this->shareeEnumeration = $this->config->getAppValue('core', 'shareapi_allow_share_dialog_user_enumeration', 'yes') === 'yes';
-		$this->limit = (int) $perPage;
-		$this->offset = $perPage * ($page - 1);
-
-		return $this->searchSharees($search, $itemType, $shareTypes, $page, $perPage, $lookup);
-	}
-
-	/**
-	 * Method to get out the static call for better testing
-	 *
-	 * @param string $itemType
-	 * @return bool
-	 */
-	protected function isRemoteSharingAllowed($itemType) {
-		try {
-			$backend = Share::getBackend($itemType);
-			return $backend->isShareTypeAllowed(Share::SHARE_TYPE_REMOTE);
-		} catch (\Exception $e) {
-			return false;
-		}
-	}
-
-	/**
-	 * Testable search function that does not need globals
-	 *
-	 * @param string $search
-	 * @param string $itemType
-	 * @param array $shareTypes
-	 * @param int $page
-	 * @param int $perPage
-	 * @param bool $lookup
-	 * @return Http\DataResponse
-	 * @throws OCSBadRequestException
-	 */
-	protected function searchSharees($search, $itemType, array $shareTypes, $page, $perPage, $lookup) {
-		// Verify arguments
-		if ($itemType === null) {
-			throw new OCSBadRequestException('Missing itemType');
-		}
-
-		// Get users
-		if (in_array(Share::SHARE_TYPE_USER, $shareTypes)) {
-			$this->getUsers($search);
-		}
-
-		// Get groups
-		if (in_array(Share::SHARE_TYPE_GROUP, $shareTypes)) {
-			$this->getGroups($search);
-		}
-
-		// Get remote
-		$remoteResults = ['results' => [], 'exact' => [], 'exactIdMatch' => false];
-		if (in_array(Share::SHARE_TYPE_REMOTE, $shareTypes)) {
-			$remoteResults = $this->getRemote($search);
-		}
-
-		// Get emails
-		$mailResults = ['results' => [], 'exact' => [], 'exactIdMatch' => false];
-		if (in_array(Share::SHARE_TYPE_EMAIL, $shareTypes)) {
-			$mailResults = $this->getEmail($search);
-		}
-
-		// Get from lookup server
-		if ($lookup) {
-			$this->getLookup($search);
-		}
-
-		// if we have a exact match, either for the federated cloud id or for the
-		// email address we only return the exact match. It is highly unlikely
-		// that the exact same email address and federated cloud id exists
-		if ($mailResults['exactIdMatch'] && !$remoteResults['exactIdMatch']) {
-			$this->result['emails'] = $mailResults['results'];
-			$this->result['exact']['emails'] = $mailResults['exact'];
-		} else if (!$mailResults['exactIdMatch'] && $remoteResults['exactIdMatch']) {
-			$this->result['remotes'] = $remoteResults['results'];
-			$this->result['exact']['remotes'] = $remoteResults['exact'];
-		} else {
-			$this->result['remotes'] = $remoteResults['results'];
-			$this->result['exact']['remotes'] = $remoteResults['exact'];
-			$this->result['emails'] = $mailResults['results'];
-			$this->result['exact']['emails'] = $mailResults['exact'];
-		}
-
-		$response = new Http\DataResponse($this->result);
-
-		if (sizeof($this->reachedEndFor) < 3) {
-			$response->addHeader('Link', $this->getPaginationLink($page, [
-				'search' => $search,
-				'itemType' => $itemType,
-				'shareType' => $shareTypes,
-				'perPage' => $perPage,
-			]));
-		}
-
-		return $response;
-	}
-
-	/**
-	 * @param string $search
-	 * @return array
-	 */
-	protected function getEmail($search) {
-		$result = ['results' => [], 'exact' => []];
-
-		// Search in contacts
-		//@todo Pagination missing
-		$addressBookContacts = $this->contactsManager->search($search, ['EMAIL', 'FN']);
-		$result['exactIdMatch'] = false;
-		foreach ($addressBookContacts as $contact) {
-			if (isset($contact['isLocalSystemBook'])) {
-				continue;
-			}
-			if (isset($contact['EMAIL'])) {
-				$emailAddresses = $contact['EMAIL'];
-				if (!is_array($emailAddresses)) {
-					$emailAddresses = [$emailAddresses];
-				}
-				foreach ($emailAddresses as $emailAddress) {
-					if (strtolower($contact['FN']) === strtolower($search) || strtolower($emailAddress) === strtolower($search)) {
-						if (strtolower($emailAddress) === strtolower($search)) {
-							$result['exactIdMatch'] = true;
-						}
-						$result['exact'][] = [
-							'label' => $contact['FN'] . " ($emailAddress)",
-							'value' => [
-								'shareType' => Share::SHARE_TYPE_EMAIL,
-								'shareWith' => $emailAddress,
-							],
-						];
-					} else {
-						$result['results'][] = [
-							'label' => $contact['FN'] . " ($emailAddress)",
-							'value' => [
-								'shareType' => Share::SHARE_TYPE_EMAIL,
-								'shareWith' => $emailAddress,
-							],
-						];
-					}
-				}
-			}
-		}
-
-		if (!$this->shareeEnumeration) {
-			$result['results'] = [];
-		}
-
-		if (!$result['exactIdMatch'] && filter_var($search, FILTER_VALIDATE_EMAIL)) {
-			$result['exact'][] = [
-				'label' => $search,
-				'value' => [
-					'shareType' => Share::SHARE_TYPE_EMAIL,
-					'shareWith' => $search,
-				],
-			];
-		}
-
-		$this->reachedEndFor[] = 'emails';
-
-		return $result;
-	}
-
-	protected function getLookup($search) {
-		$isEnabled = $this->config->getAppValue('files_sharing', 'lookupServerEnabled', 'no');
-		$result = [];
-
-		if($isEnabled === 'yes') {
-			try {
-				$client = $this->clientService->newClient();
-				$response = $client->get(
-					'https://lookup.nextcloud.com/users?search=' . urlencode($search),
-					[
-						'timeout' => 10,
-						'connect_timeout' => 3,
-					]
-				);
-
-				$body = json_decode($response->getBody(), true);
-
-				$result = [];
-				foreach ($body as $lookup) {
-					$result[] = [
-						'label' => $lookup['federationId'],
-						'value' => [
-							'shareType' => Share::SHARE_TYPE_REMOTE,
-							'shareWith' => $lookup['federationId'],
-						],
-						'extra' => $lookup,
-					];
-				}
-			} catch (\Exception $e) {}
-		}
-
-		$this->result['lookup'] = $result;
-	}
-
-	/**
-	 * Generates a bunch of pagination links for the current page
-	 *
-	 * @param int $page Current page
-	 * @param array $params Parameters for the URL
-	 * @return string
-	 */
-	protected function getPaginationLink($page, array $params) {
-		if ($this->isV2()) {
-			$url = $this->urlGenerator->getAbsoluteURL('/ocs/v2.php/apps/files_sharing/api/v1/sharees') . '?';
-		} else {
-			$url = $this->urlGenerator->getAbsoluteURL('/ocs/v1.php/apps/files_sharing/api/v1/sharees') . '?';
-		}
-		$params['page'] = $page + 1;
-		$link = '<' . $url . http_build_query($params) . '>; rel="next"';
-
-		return $link;
-	}
-
-	/**
-	 * @return bool
-	 */
-	protected function isV2() {
-		return $this->request->getScriptName() === '/ocs/v2.php';
-	}
+    /** @var IGroupManager */
+    protected $groupManager;
+
+    /** @var IUserManager */
+    protected $userManager;
+
+    /** @var IManager */
+    protected $contactsManager;
+
+    /** @var IConfig */
+    protected $config;
+
+    /** @var IUserSession */
+    protected $userSession;
+
+    /** @var IURLGenerator */
+    protected $urlGenerator;
+
+    /** @var ILogger */
+    protected $logger;
+
+    /** @var \OCP\Share\IManager */
+    protected $shareManager;
+
+    /** @var IClientService */
+    protected $clientService;
+
+    /** @var ICloudIdManager  */
+    protected $cloudIdManager;
+
+    /** @var bool */
+    protected $shareWithGroupOnly = false;
+
+    /** @var bool */
+    protected $shareeEnumeration = true;
+
+    /** @var int */
+    protected $offset = 0;
+
+    /** @var int */
+    protected $limit = 10;
+
+    /** @var array */
+    protected $result = [
+        'exact' => [
+            'users' => [],
+            'groups' => [],
+            'remotes' => [],
+            'emails' => [],
+        ],
+        'users' => [],
+        'groups' => [],
+        'remotes' => [],
+        'emails' => [],
+        'lookup' => [],
+    ];
+
+    protected $reachedEndFor = [];
+
+    /**
+     * @param string $appName
+     * @param IRequest $request
+     * @param IGroupManager $groupManager
+     * @param IUserManager $userManager
+     * @param IManager $contactsManager
+     * @param IConfig $config
+     * @param IUserSession $userSession
+     * @param IURLGenerator $urlGenerator
+     * @param ILogger $logger
+     * @param \OCP\Share\IManager $shareManager
+     * @param IClientService $clientService
+     * @param ICloudIdManager $cloudIdManager
+     */
+    public function __construct($appName,
+                                IRequest $request,
+                                IGroupManager $groupManager,
+                                IUserManager $userManager,
+                                IManager $contactsManager,
+                                IConfig $config,
+                                IUserSession $userSession,
+                                IURLGenerator $urlGenerator,
+                                ILogger $logger,
+                                \OCP\Share\IManager $shareManager,
+                                IClientService $clientService,
+                                ICloudIdManager $cloudIdManager
+    ) {
+        parent::__construct($appName, $request);
+
+        $this->groupManager = $groupManager;
+        $this->userManager = $userManager;
+        $this->contactsManager = $contactsManager;
+        $this->config = $config;
+        $this->userSession = $userSession;
+        $this->urlGenerator = $urlGenerator;
+        $this->logger = $logger;
+        $this->shareManager = $shareManager;
+        $this->clientService = $clientService;
+        $this->cloudIdManager = $cloudIdManager;
+    }
+
+    /**
+     * @param string $search
+     */
+    protected function getUsers($search) {
+        $this->result['users'] = $this->result['exact']['users'] = $users = [];
+
+        $userGroups = [];
+        if ($this->shareWithGroupOnly) {
+            // Search in all the groups this user is part of
+            $userGroups = $this->groupManager->getUserGroupIds($this->userSession->getUser());
+            foreach ($userGroups as $userGroup) {
+                $usersTmp = $this->groupManager->displayNamesInGroup($userGroup, $search, $this->limit, $this->offset);
+                foreach ($usersTmp as $uid => $userDisplayName) {
+                    $users[$uid] = $userDisplayName;
+                }
+            }
+        } else {
+            // Search in all users
+            $usersTmp = $this->userManager->searchDisplayName($search, $this->limit, $this->offset);
+
+            foreach ($usersTmp as $user) {
+                $users[$user->getUID()] = $user->getDisplayName();
+            }
+        }
+
+        if (!$this->shareeEnumeration || sizeof($users) < $this->limit) {
+            $this->reachedEndFor[] = 'users';
+        }
+
+        $foundUserById = false;
+        $lowerSearch = strtolower($search);
+        foreach ($users as $uid => $userDisplayName) {
+            if (strtolower($uid) === $lowerSearch || strtolower($userDisplayName) === $lowerSearch) {
+                if (strtolower($uid) === $lowerSearch) {
+                    $foundUserById = true;
+                }
+                $this->result['exact']['users'][] = [
+                    'label' => $userDisplayName,
+                    'value' => [
+                        'shareType' => Share::SHARE_TYPE_USER,
+                        'shareWith' => $uid,
+                    ],
+                ];
+            } else {
+                $this->result['users'][] = [
+                    'label' => $userDisplayName,
+                    'value' => [
+                        'shareType' => Share::SHARE_TYPE_USER,
+                        'shareWith' => $uid,
+                    ],
+                ];
+            }
+        }
+
+        if ($this->offset === 0 && !$foundUserById) {
+            // On page one we try if the search result has a direct hit on the
+            // user id and if so, we add that to the exact match list
+            $user = $this->userManager->get($search);
+            if ($user instanceof IUser) {
+                $addUser = true;
+
+                if ($this->shareWithGroupOnly) {
+                    // Only add, if we have a common group
+                    $commonGroups = array_intersect($userGroups, $this->groupManager->getUserGroupIds($user));
+                    $addUser = !empty($commonGroups);
+                }
+
+                if ($addUser) {
+                    array_push($this->result['exact']['users'], [
+                        'label' => $user->getDisplayName(),
+                        'value' => [
+                            'shareType' => Share::SHARE_TYPE_USER,
+                            'shareWith' => $user->getUID(),
+                        ],
+                    ]);
+                }
+            }
+        }
+
+        if (!$this->shareeEnumeration) {
+            $this->result['users'] = [];
+        }
+    }
+
+    /**
+     * @param string $search
+     */
+    protected function getGroups($search) {
+        $this->result['groups'] = $this->result['exact']['groups'] = [];
+
+        $groups = $this->groupManager->search($search, $this->limit, $this->offset);
+        $groupIds = array_map(function (IGroup $group) { return $group->getGID(); }, $groups);
+
+        if (!$this->shareeEnumeration || sizeof($groups) < $this->limit) {
+            $this->reachedEndFor[] = 'groups';
+        }
+
+        $userGroups =  [];
+        if (!empty($groups) && $this->shareWithGroupOnly) {
+            // Intersect all the groups that match with the groups this user is a member of
+            $userGroups = $this->groupManager->getUserGroups($this->userSession->getUser());
+            $userGroups = array_map(function (IGroup $group) { return $group->getGID(); }, $userGroups);
+            $groupIds = array_intersect($groupIds, $userGroups);
+        }
+
+        $lowerSearch = strtolower($search);
+        foreach ($groups as $group) {
+            // FIXME: use a more efficient approach
+            $gid = $group->getGID();
+            if (!in_array($gid, $groupIds)) {
+                continue;
+            }
+            if (strtolower($gid) === $lowerSearch || strtolower($group->getDisplayName()) === $lowerSearch) {
+                $this->result['exact']['groups'][] = [
+                    'label' => $group->getDisplayName(),
+                    'value' => [
+                        'shareType' => Share::SHARE_TYPE_GROUP,
+                        'shareWith' => $gid,
+                    ],
+                ];
+            } else {
+                $this->result['groups'][] = [
+                    'label' => $group->getDisplayName(),
+                    'value' => [
+                        'shareType' => Share::SHARE_TYPE_GROUP,
+                        'shareWith' => $gid,
+                    ],
+                ];
+            }
+        }
+
+        if ($this->offset === 0 && empty($this->result['exact']['groups'])) {
+            // On page one we try if the search result has a direct hit on the
+            // user id and if so, we add that to the exact match list
+            $group = $this->groupManager->get($search);
+            if ($group instanceof IGroup && (!$this->shareWithGroupOnly || in_array($group->getGID(), $userGroups))) {
+                array_push($this->result['exact']['groups'], [
+                    'label' => $group->getDisplayName(),
+                    'value' => [
+                        'shareType' => Share::SHARE_TYPE_GROUP,
+                        'shareWith' => $group->getGID(),
+                    ],
+                ]);
+            }
+        }
+
+        if (!$this->shareeEnumeration) {
+            $this->result['groups'] = [];
+        }
+    }
+
+    /**
+     * @param string $search
+     * @return array
+     */
+    protected function getRemote($search) {
+        $result = ['results' => [], 'exact' => []];
+
+        // Search in contacts
+        //@todo Pagination missing
+        $addressBookContacts = $this->contactsManager->search($search, ['CLOUD', 'FN']);
+        $result['exactIdMatch'] = false;
+        foreach ($addressBookContacts as $contact) {
+            if (isset($contact['isLocalSystemBook'])) {
+                continue;
+            }
+            if (isset($contact['CLOUD'])) {
+                $cloudIds = $contact['CLOUD'];
+                if (!is_array($cloudIds)) {
+                    $cloudIds = [$cloudIds];
+                }
+                $lowerSearch = strtolower($search);
+                foreach ($cloudIds as $cloudId) {
+                    list(, $serverUrl) = $this->splitUserRemote($cloudId);
+                    if (strtolower($contact['FN']) === $lowerSearch || strtolower($cloudId) === $lowerSearch) {
+                        if (strtolower($cloudId) === $lowerSearch) {
+                            $result['exactIdMatch'] = true;
+                        }
+                        $result['exact'][] = [
+                            'label' => $contact['FN'] . " ($cloudId)",
+                            'value' => [
+                                'shareType' => Share::SHARE_TYPE_REMOTE,
+                                'shareWith' => $cloudId,
+                                'server' => $serverUrl,
+                            ],
+                        ];
+                    } else {
+                        $result['results'][] = [
+                            'label' => $contact['FN'] . " ($cloudId)",
+                            'value' => [
+                                'shareType' => Share::SHARE_TYPE_REMOTE,
+                                'shareWith' => $cloudId,
+                                'server' => $serverUrl,
+                            ],
+                        ];
+                    }
+                }
+            }
+        }
+
+        if (!$this->shareeEnumeration) {
+            $result['results'] = [];
+        }
+
+        if (!$result['exactIdMatch'] && $this->cloudIdManager->isValidCloudId($search) && $this->offset === 0) {
+            $result['exact'][] = [
+                'label' => $search,
+                'value' => [
+                    'shareType' => Share::SHARE_TYPE_REMOTE,
+                    'shareWith' => $search,
+                ],
+            ];
+        }
+
+        $this->reachedEndFor[] = 'remotes';
+
+        return $result;
+    }
+
+    /**
+     * split user and remote from federated cloud id
+     *
+     * @param string $address federated share address
+     * @return array [user, remoteURL]
+     * @throws \Exception
+     */
+    public function splitUserRemote($address) {
+        try {
+            $cloudId = $this->cloudIdManager->resolveCloudId($address);
+            return [$cloudId->getUser(), $cloudId->getRemote()];
+        } catch (\InvalidArgumentException $e) {
+            throw new \Exception('Invalid Federated Cloud ID', 0, $e);
+        }
+    }
+
+    /**
+     * Strips away a potential file names and trailing slashes:
+     * - http://localhost
+     * - http://localhost/
+     * - http://localhost/index.php
+     * - http://localhost/index.php/s/{shareToken}
+     *
+     * all return: http://localhost
+     *
+     * @param string $remote
+     * @return string
+     */
+    protected function fixRemoteURL($remote) {
+        $remote = str_replace('\\', '/', $remote);
+        if ($fileNamePosition = strpos($remote, '/index.php')) {
+            $remote = substr($remote, 0, $fileNamePosition);
+        }
+        $remote = rtrim($remote, '/');
+
+        return $remote;
+    }
+
+    /**
+     * @NoAdminRequired
+     *
+     * @param string $search
+     * @param string $itemType
+     * @param int $page
+     * @param int $perPage
+     * @param int|int[] $shareType
+     * @param bool $lookup
+     * @return Http\DataResponse
+     * @throws OCSBadRequestException
+     */
+    public function search($search = '', $itemType = null, $page = 1, $perPage = 200, $shareType = null, $lookup = true) {
+        if ($perPage <= 0) {
+            throw new OCSBadRequestException('Invalid perPage argument');
+        }
+        if ($page <= 0) {
+            throw new OCSBadRequestException('Invalid page');
+        }
+
+        $shareTypes = [
+            Share::SHARE_TYPE_USER,
+        ];
+
+        if ($itemType === 'file' || $itemType === 'folder') {
+            if ($this->shareManager->allowGroupSharing()) {
+                $shareTypes[] = Share::SHARE_TYPE_GROUP;
+            }
+
+            if ($this->isRemoteSharingAllowed($itemType)) {
+                $shareTypes[] = Share::SHARE_TYPE_REMOTE;
+            }
+
+            if ($this->shareManager->shareProviderExists(Share::SHARE_TYPE_EMAIL)) {
+                $shareTypes[] = Share::SHARE_TYPE_EMAIL;
+            }
+        } else {
+            $shareTypes[] = Share::SHARE_TYPE_GROUP;
+            $shareTypes[] = Share::SHARE_TYPE_EMAIL;
+        }
+
+        if (isset($_GET['shareType']) && is_array($_GET['shareType'])) {
+            $shareTypes = array_intersect($shareTypes, $_GET['shareType']);
+            sort($shareTypes);
+        } else if (is_numeric($shareType)) {
+            $shareTypes = array_intersect($shareTypes, [(int) $shareType]);
+            sort($shareTypes);
+        }
+
+        $this->shareWithGroupOnly = $this->config->getAppValue('core', 'shareapi_only_share_with_group_members', 'no') === 'yes';
+        $this->shareeEnumeration = $this->config->getAppValue('core', 'shareapi_allow_share_dialog_user_enumeration', 'yes') === 'yes';
+        $this->limit = (int) $perPage;
+        $this->offset = $perPage * ($page - 1);
+
+        return $this->searchSharees($search, $itemType, $shareTypes, $page, $perPage, $lookup);
+    }
+
+    /**
+     * Method to get out the static call for better testing
+     *
+     * @param string $itemType
+     * @return bool
+     */
+    protected function isRemoteSharingAllowed($itemType) {
+        try {
+            $backend = Share::getBackend($itemType);
+            return $backend->isShareTypeAllowed(Share::SHARE_TYPE_REMOTE);
+        } catch (\Exception $e) {
+            return false;
+        }
+    }
+
+    /**
+     * Testable search function that does not need globals
+     *
+     * @param string $search
+     * @param string $itemType
+     * @param array $shareTypes
+     * @param int $page
+     * @param int $perPage
+     * @param bool $lookup
+     * @return Http\DataResponse
+     * @throws OCSBadRequestException
+     */
+    protected function searchSharees($search, $itemType, array $shareTypes, $page, $perPage, $lookup) {
+        // Verify arguments
+        if ($itemType === null) {
+            throw new OCSBadRequestException('Missing itemType');
+        }
+
+        // Get users
+        if (in_array(Share::SHARE_TYPE_USER, $shareTypes)) {
+            $this->getUsers($search);
+        }
+
+        // Get groups
+        if (in_array(Share::SHARE_TYPE_GROUP, $shareTypes)) {
+            $this->getGroups($search);
+        }
+
+        // Get remote
+        $remoteResults = ['results' => [], 'exact' => [], 'exactIdMatch' => false];
+        if (in_array(Share::SHARE_TYPE_REMOTE, $shareTypes)) {
+            $remoteResults = $this->getRemote($search);
+        }
+
+        // Get emails
+        $mailResults = ['results' => [], 'exact' => [], 'exactIdMatch' => false];
+        if (in_array(Share::SHARE_TYPE_EMAIL, $shareTypes)) {
+            $mailResults = $this->getEmail($search);
+        }
+
+        // Get from lookup server
+        if ($lookup) {
+            $this->getLookup($search);
+        }
+
+        // if we have a exact match, either for the federated cloud id or for the
+        // email address we only return the exact match. It is highly unlikely
+        // that the exact same email address and federated cloud id exists
+        if ($mailResults['exactIdMatch'] && !$remoteResults['exactIdMatch']) {
+            $this->result['emails'] = $mailResults['results'];
+            $this->result['exact']['emails'] = $mailResults['exact'];
+        } else if (!$mailResults['exactIdMatch'] && $remoteResults['exactIdMatch']) {
+            $this->result['remotes'] = $remoteResults['results'];
+            $this->result['exact']['remotes'] = $remoteResults['exact'];
+        } else {
+            $this->result['remotes'] = $remoteResults['results'];
+            $this->result['exact']['remotes'] = $remoteResults['exact'];
+            $this->result['emails'] = $mailResults['results'];
+            $this->result['exact']['emails'] = $mailResults['exact'];
+        }
+
+        $response = new Http\DataResponse($this->result);
+
+        if (sizeof($this->reachedEndFor) < 3) {
+            $response->addHeader('Link', $this->getPaginationLink($page, [
+                'search' => $search,
+                'itemType' => $itemType,
+                'shareType' => $shareTypes,
+                'perPage' => $perPage,
+            ]));
+        }
+
+        return $response;
+    }
+
+    /**
+     * @param string $search
+     * @return array
+     */
+    protected function getEmail($search) {
+        $result = ['results' => [], 'exact' => []];
+
+        // Search in contacts
+        //@todo Pagination missing
+        $addressBookContacts = $this->contactsManager->search($search, ['EMAIL', 'FN']);
+        $result['exactIdMatch'] = false;
+        foreach ($addressBookContacts as $contact) {
+            if (isset($contact['isLocalSystemBook'])) {
+                continue;
+            }
+            if (isset($contact['EMAIL'])) {
+                $emailAddresses = $contact['EMAIL'];
+                if (!is_array($emailAddresses)) {
+                    $emailAddresses = [$emailAddresses];
+                }
+                foreach ($emailAddresses as $emailAddress) {
+                    if (strtolower($contact['FN']) === strtolower($search) || strtolower($emailAddress) === strtolower($search)) {
+                        if (strtolower($emailAddress) === strtolower($search)) {
+                            $result['exactIdMatch'] = true;
+                        }
+                        $result['exact'][] = [
+                            'label' => $contact['FN'] . " ($emailAddress)",
+                            'value' => [
+                                'shareType' => Share::SHARE_TYPE_EMAIL,
+                                'shareWith' => $emailAddress,
+                            ],
+                        ];
+                    } else {
+                        $result['results'][] = [
+                            'label' => $contact['FN'] . " ($emailAddress)",
+                            'value' => [
+                                'shareType' => Share::SHARE_TYPE_EMAIL,
+                                'shareWith' => $emailAddress,
+                            ],
+                        ];
+                    }
+                }
+            }
+        }
+
+        if (!$this->shareeEnumeration) {
+            $result['results'] = [];
+        }
+
+        if (!$result['exactIdMatch'] && filter_var($search, FILTER_VALIDATE_EMAIL)) {
+            $result['exact'][] = [
+                'label' => $search,
+                'value' => [
+                    'shareType' => Share::SHARE_TYPE_EMAIL,
+                    'shareWith' => $search,
+                ],
+            ];
+        }
+
+        $this->reachedEndFor[] = 'emails';
+
+        return $result;
+    }
+
+    protected function getLookup($search) {
+        $isEnabled = $this->config->getAppValue('files_sharing', 'lookupServerEnabled', 'no');
+        $result = [];
+
+        if($isEnabled === 'yes') {
+            try {
+                $client = $this->clientService->newClient();
+                $response = $client->get(
+                    'https://lookup.nextcloud.com/users?search=' . urlencode($search),
+                    [
+                        'timeout' => 10,
+                        'connect_timeout' => 3,
+                    ]
+                );
+
+                $body = json_decode($response->getBody(), true);
+
+                $result = [];
+                foreach ($body as $lookup) {
+                    $result[] = [
+                        'label' => $lookup['federationId'],
+                        'value' => [
+                            'shareType' => Share::SHARE_TYPE_REMOTE,
+                            'shareWith' => $lookup['federationId'],
+                        ],
+                        'extra' => $lookup,
+                    ];
+                }
+            } catch (\Exception $e) {}
+        }
+
+        $this->result['lookup'] = $result;
+    }
+
+    /**
+     * Generates a bunch of pagination links for the current page
+     *
+     * @param int $page Current page
+     * @param array $params Parameters for the URL
+     * @return string
+     */
+    protected function getPaginationLink($page, array $params) {
+        if ($this->isV2()) {
+            $url = $this->urlGenerator->getAbsoluteURL('/ocs/v2.php/apps/files_sharing/api/v1/sharees') . '?';
+        } else {
+            $url = $this->urlGenerator->getAbsoluteURL('/ocs/v1.php/apps/files_sharing/api/v1/sharees') . '?';
+        }
+        $params['page'] = $page + 1;
+        $link = '<' . $url . http_build_query($params) . '>; rel="next"';
+
+        return $link;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function isV2() {
+        return $this->request->getScriptName() === '/ocs/v2.php';
+    }
 }