Dav endpoint returns proper data

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

apps/dav/appinfo/v2/direct.php

@@ -34,6 +34,11 @@ ignore_user_abort(true);
 $requestUri = \OC::$server->getRequest()->getRequestUri();
 
 $serverFactory = new \OCA\DAV\Direct\ServerFactory(\OC::$server->getConfig());
-$server = $serverFactory->createServer($baseuri, $requestUri);
+$server = $serverFactory->createServer(
+	$baseuri,
+	$requestUri,
+	\OC::$server->getRootFolder(),
+	\OC::$server->query(\OCA\DAV\Db\DirectMapper::class)
+);
 
 $server->exec();

apps/dav/lib/Db/DirectMapper.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 
 namespace OCA\DAV\Db;
 
+use OCP\AppFramework\Db\DoesNotExistException;
 use OCP\AppFramework\Db\Mapper;
 use OCP\IDBConnection;
 
@@ -32,4 +33,24 @@ class DirectMapper extends Mapper {
 	public function __construct(IDBConnection $db) {
 		parent::__construct($db, 'directlink', Direct::class);
 	}
+
+	public function getByToken(string $token): Direct {
+		$qb = $this->db->getQueryBuilder();
+
+		$qb->select('*')
+			->from('directlink')
+			->where(
+				$qb->expr()->eq('token', $qb->createNamedParameter($token))
+			);
+
+		$cursor = $qb->execute();
+		$data = $cursor->fetch();
+		$cursor->closeCursor();
+
+		if ($data === false) {
+			throw new DoesNotExistException();
+		}
+
+		return Direct::fromRow($data);
+	}
 }

apps/dav/lib/Direct/DirectFile.php

@@ -24,16 +24,26 @@ declare(strict_types=1);
 
 namespace OCA\DAV\Direct;
 
+use OCA\DAV\Db\Direct;
 use OCP\Files\File;
+use OCP\Files\IRootFolder;
 use Sabre\DAV\Exception\Forbidden;
+use Sabre\DAV\Exception\NotFound;
 use Sabre\DAV\IFile;
 
 class DirectFile implements IFile {
+	/** @var Direct */
+	private $direct;
+
+	/** @var IRootFolder */
+	private $rootFolder;
+
 	/** @var File */
 	private $file;
 
-	public function __construct(File $file) {
+	public function __construct(Direct $direct, IRootFolder $rootFolder) {
-		$this->file = $file;
+		$this->direct = $direct;
+		$this->rootFolder = $rootFolder;
 	}
 
 	function put($data) {
@@ -41,30 +51,35 @@ class DirectFile implements IFile {
 	}
 
 	function get() {
-		// TODO: Implement get() method.
+		$this->getFile();
+
+		return $this->file->fopen('rb');
 	}
 
 	function getContentType() {
-		// TODO: Implement getContentType() method.
+		$this->getFile();
+
+		return $this->file->getMimeType();
 	}
 
 	function getETag() {
+		$this->getFile();
+
 		return $this->file->getEtag();
-		// TODO: Implement getETag() method.
 	}
 
 	function getSize() {
+		$this->getFile();
+
 		return $this->file->getSize();
-		// TODO: Implement getSize() method.
 	}
 
 	function delete() {
 		throw new Forbidden();
-		// TODO: Implement delete() method.
 	}
 
 	function getName() {
-		return $this->file->getName();
+		return $this->direct->getToken();
 	}
 
 	function setName($name) {
@@ -72,8 +87,26 @@ class DirectFile implements IFile {
 	}
 
 	function getLastModified() {
+		$this->getFile();
+
 		return $this->file->getMTime();
-		// TODO: Implement getLastModified() method.
+	}
+
+	private function getFile() {
+		if ($this->file === null) {
+			$userFolder = $this->rootFolder->getUserFolder($this->direct->getUserId());
+			$files = $userFolder->getById($this->direct->getFileId());
+
+			//TODO check expiration
+
+			if ($files === []) {
+				throw new NotFound();
+			}
+
+			$this->file = array_shift($files);
+		}
+
+		return $this->file;
 	}
 
 }

apps/dav/lib/Direct/DirectHome.php

@@ -24,6 +24,8 @@ declare(strict_types=1);
 
 namespace OCA\DAV\Direct;
 
+use OCA\DAV\Db\DirectMapper;
+use OCP\AppFramework\Db\DoesNotExistException;
 use OCP\Files\File;
 use OCP\Files\IRootFolder;
 use Sabre\DAV\Exception\Forbidden;
@@ -35,8 +37,12 @@ class DirectHome implements ICollection {
 	/** @var IRootFolder */
 	private $rootFolder;
 
-	public function __construct(IRootFolder $rootFolder) {
+	/** @var DirectMapper */
+	private $mapper;
+
+	public function __construct(IRootFolder $rootFolder, DirectMapper $mapper) {
 		$this->rootFolder = $rootFolder;
+		$this->mapper = $mapper;
 	}
 
 	function createFile($name, $data = null) {
@@ -47,8 +53,14 @@ class DirectHome implements ICollection {
 		throw new Forbidden();
 	}
 
-	function getChild($name) {
+	public function getChild($name) {
-		throw new NotFound();
+		try {
+			$direct = $this->mapper->getByToken($name);
+
+			return new DirectFile($direct, $this->rootFolder);
+		} catch (DoesNotExistException $e) {
+			throw new NotFound();
+		}
 	}
 
 	function getChildren() {

apps/dav/lib/Direct/ServerFactory.php

@@ -24,6 +24,8 @@ declare(strict_types=1);
 
 namespace OCA\DAV\Direct;
 
+use OCA\DAV\Db\DirectMapper;
+use OCP\Files\IRootFolder;
 use OCP\IConfig;
 
 class ServerFactory {
@@ -35,8 +37,10 @@ class ServerFactory {
 	}
 
 	public function createServer(string $baseURI,
-								 string $requestURI) {
+								 string $requestURI,
-		$home = new DirectHome(\OC::$server->getRootFolder());
+								 IRootFolder $rootFolder,
+								 DirectMapper $mapper) {
+		$home = new DirectHome($rootFolder, $mapper);
 		$server = new Server($home);
 
 		$server->httpRequest->setUrl($requestURI);