diff options
Diffstat (limited to 'lib/private/Files/Storage/DAV.php')
-rw-r--r-- | lib/private/Files/Storage/DAV.php | 533 |
1 files changed, 249 insertions, 284 deletions
diff --git a/lib/private/Files/Storage/DAV.php b/lib/private/Files/Storage/DAV.php index 06bec9e39f1..2d166b5438d 100644 --- a/lib/private/Files/Storage/DAV.php +++ b/lib/private/Files/Storage/DAV.php @@ -1,39 +1,9 @@ <?php + /** - * @copyright Copyright (c) 2016, ownCloud, Inc. - * - * @author Arthur Schiwon <blizzz@arthur-schiwon.de> - * @author Bart Visscher <bartv@thisnet.nl> - * @author Björn Schießle <bjoern@schiessle.org> - * @author Carlos Cerrillo <ccerrillo@gmail.com> - * @author Christoph Wurst <christoph@winzerhof-wurst.at> - * @author Daniel Kesselberg <mail@danielkesselberg.de> - * @author Joas Schilling <coding@schilljs.com> - * @author Jörn Friedrich Dreyer <jfd@butonic.de> - * @author Lukas Reschke <lukas@statuscode.ch> - * @author Michael Gapczynski <GapczynskiM@gmail.com> - * @author Morris Jobke <hey@morrisjobke.de> - * @author Philipp Kapfer <philipp.kapfer@gmx.at> - * @author Robin Appelman <robin@icewind.nl> - * @author Roeland Jago Douma <roeland@famdouma.nl> - * @author Thomas Müller <thomas.mueller@tmit.eu> - * @author Tigran Mkrtchyan <tigran.mkrtchyan@desy.de> - * @author Vincent Petry <vincent@nextcloud.com> - * - * @license AGPL-3.0 - * - * This code is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License, version 3, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License, version 3, - * along with this program. If not, see <http://www.gnu.org/licenses/> - * + * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors + * SPDX-FileCopyrightText: 2016 ownCloud, Inc. + * SPDX-License-Identifier: AGPL-3.0-only */ namespace OC\Files\Storage; @@ -44,19 +14,25 @@ use OC\Files\Filesystem; use OC\MemCache\ArrayCache; use OCP\AppFramework\Http; use OCP\Constants; +use OCP\Diagnostics\IEventLogger; use OCP\Files\FileInfo; use OCP\Files\ForbiddenException; +use OCP\Files\IMimeTypeDetector; use OCP\Files\StorageInvalidException; use OCP\Files\StorageNotAvailableException; +use OCP\Http\Client\IClient; use OCP\Http\Client\IClientService; use OCP\ICertificateManager; +use OCP\IConfig; +use OCP\Server; use OCP\Util; use Psr\Http\Message\ResponseInterface; +use Psr\Log\LoggerInterface; use Sabre\DAV\Client; use Sabre\DAV\Xml\Property\ResourceType; use Sabre\HTTP\ClientException; use Sabre\HTTP\ClientHttpException; -use Psr\Log\LoggerInterface; +use Sabre\HTTP\RequestInterface; /** * Class DAV @@ -88,33 +64,50 @@ class DAV extends Common { protected $httpClientService; /** @var ICertificateManager */ protected $certManager; + protected LoggerInterface $logger; + protected IEventLogger $eventLogger; + protected IMimeTypeDetector $mimeTypeDetector; + + /** @var int */ + private $timeout; + + protected const PROPFIND_PROPS = [ + '{DAV:}getlastmodified', + '{DAV:}getcontentlength', + '{DAV:}getcontenttype', + '{http://owncloud.org/ns}permissions', + '{http://open-collaboration-services.org/ns}share-permissions', + '{DAV:}resourcetype', + '{DAV:}getetag', + '{DAV:}quota-available-bytes', + ]; /** - * @param array $params + * @param array $parameters * @throws \Exception */ - public function __construct($params) { + public function __construct(array $parameters) { $this->statCache = new ArrayCache(); - $this->httpClientService = \OC::$server->getHTTPClientService(); - if (isset($params['host']) && isset($params['user']) && isset($params['password'])) { - $host = $params['host']; + $this->httpClientService = Server::get(IClientService::class); + if (isset($parameters['host']) && isset($parameters['user']) && isset($parameters['password'])) { + $host = $parameters['host']; //remove leading http[s], will be generated in createBaseUri() - if (substr($host, 0, 8) == "https://") { + if (str_starts_with($host, 'https://')) { $host = substr($host, 8); - } elseif (substr($host, 0, 7) == "http://") { + } elseif (str_starts_with($host, 'http://')) { $host = substr($host, 7); } $this->host = $host; - $this->user = $params['user']; - $this->password = $params['password']; - if (isset($params['authType'])) { - $this->authType = $params['authType']; + $this->user = $parameters['user']; + $this->password = $parameters['password']; + if (isset($parameters['authType'])) { + $this->authType = $parameters['authType']; } - if (isset($params['secure'])) { - if (is_string($params['secure'])) { - $this->secure = ($params['secure'] === 'true'); + if (isset($parameters['secure'])) { + if (is_string($parameters['secure'])) { + $this->secure = ($parameters['secure'] === 'true'); } else { - $this->secure = (bool)$params['secure']; + $this->secure = (bool)$parameters['secure']; } } else { $this->secure = false; @@ -123,15 +116,20 @@ class DAV extends Common { // inject mock for testing $this->certManager = \OC::$server->getCertificateManager(); } - $this->root = $params['root'] ?? '/'; + $this->root = rawurldecode($parameters['root'] ?? '/'); $this->root = '/' . ltrim($this->root, '/'); $this->root = rtrim($this->root, '/') . '/'; } else { throw new \Exception('Invalid webdav storage configuration'); } + $this->logger = Server::get(LoggerInterface::class); + $this->eventLogger = Server::get(IEventLogger::class); + // This timeout value will be used for the download and upload of files + $this->timeout = Server::get(IConfig::class)->getSystemValueInt('davstorage.request_timeout', IClient::DEFAULT_REQUEST_TIMEOUT); + $this->mimeTypeDetector = \OC::$server->getMimeTypeDetector(); } - protected function init() { + protected function init(): void { if ($this->ready) { return; } @@ -146,7 +144,7 @@ class DAV extends Common { $settings['authType'] = $this->authType; } - $proxy = \OC::$server->getConfig()->getSystemValue('proxy', ''); + $proxy = Server::get(IConfig::class)->getSystemValueString('proxy', ''); if ($proxy !== '') { $settings['proxy'] = $proxy; } @@ -163,32 +161,41 @@ class DAV extends Common { $this->client->addCurlSetting(CURLOPT_CAINFO, $this->certPath); } } + + $lastRequestStart = 0; + $this->client->on('beforeRequest', function (RequestInterface $request) use (&$lastRequestStart) { + $this->logger->debug('sending dav ' . $request->getMethod() . ' request to external storage: ' . $request->getAbsoluteUrl(), ['app' => 'dav']); + $lastRequestStart = microtime(true); + $this->eventLogger->start('fs:storage:dav:request', 'Sending dav request to external storage'); + }); + $this->client->on('afterRequest', function (RequestInterface $request) use (&$lastRequestStart) { + $elapsed = microtime(true) - $lastRequestStart; + $this->logger->debug('dav ' . $request->getMethod() . ' request to external storage: ' . $request->getAbsoluteUrl() . ' took ' . round($elapsed * 1000, 1) . 'ms', ['app' => 'dav']); + $this->eventLogger->end('fs:storage:dav:request'); + }); } /** * Clear the stat cache */ - public function clearStatCache() { + public function clearStatCache(): void { $this->statCache->clear(); } - /** {@inheritdoc} */ - public function getId() { + public function getId(): string { return 'webdav::' . $this->user . '@' . $this->host . '/' . $this->root; } - /** {@inheritdoc} */ - public function createBaseUri() { + public function createBaseUri(): string { $baseUri = 'http'; if ($this->secure) { $baseUri .= 's'; } - $baseUri .= '://' . $this->host . $this->root; + $baseUri .= '://' . $this->host . $this->encodePath($this->root); return $baseUri; } - /** {@inheritdoc} */ - public function mkdir($path) { + public function mkdir(string $path): bool { $this->init(); $path = $this->cleanPath($path); $result = $this->simpleResponse('MKCOL', $path, null, 201); @@ -198,8 +205,7 @@ class DAV extends Common { return $result; } - /** {@inheritdoc} */ - public function rmdir($path) { + public function rmdir(string $path): bool { $this->init(); $path = $this->cleanPath($path); // FIXME: some WebDAV impl return 403 when trying to DELETE @@ -210,36 +216,16 @@ class DAV extends Common { return $result; } - /** {@inheritdoc} */ - public function opendir($path) { + public function opendir(string $path) { $this->init(); $path = $this->cleanPath($path); try { - $response = $this->client->propFind( - $this->encodePath($path), - ['{DAV:}getetag'], - 1 - ); - if ($response === false) { - return false; - } - $content = []; - $files = array_keys($response); - array_shift($files); //the first entry is the current directory - - if (!$this->statCache->hasKey($path)) { - $this->statCache->set($path, true); - } - foreach ($files as $file) { - $file = urldecode($file); - // do not store the real entry, we might not have all properties - if (!$this->statCache->hasKey($path)) { - $this->statCache->set($file, true); - } - $file = basename($file); - $content[] = $file; + $content = $this->getDirectoryContent($path); + $files = []; + foreach ($content as $child) { + $files[] = $child['name']; } - return IteratorDirectory::wrap($content); + return IteratorDirectory::wrap($files); } catch (\Exception $e) { $this->convertException($e, $path); } @@ -254,38 +240,30 @@ class DAV extends Common { * * @param string $path path to propfind * - * @return array|boolean propfind response or false if the entry was not found + * @return array|false propfind response or false if the entry was not found * * @throws ClientHttpException */ - protected function propfind($path) { + protected function propfind(string $path): array|false { $path = $this->cleanPath($path); $cachedResponse = $this->statCache->get($path); // we either don't know it, or we know it exists but need more details if (is_null($cachedResponse) || $cachedResponse === true) { $this->init(); + $response = false; try { $response = $this->client->propFind( $this->encodePath($path), - [ - '{DAV:}getlastmodified', - '{DAV:}getcontentlength', - '{DAV:}getcontenttype', - '{http://owncloud.org/ns}permissions', - '{http://open-collaboration-services.org/ns}share-permissions', - '{DAV:}resourcetype', - '{DAV:}getetag', - '{DAV:}quota-available-bytes', - ] + self::PROPFIND_PROPS ); $this->statCache->set($path, $response); } catch (ClientHttpException $e) { if ($e->getHttpStatus() === 404 || $e->getHttpStatus() === 405) { $this->statCache->clear($path . '/'); $this->statCache->set($path, false); - return false; + } else { + $this->convertException($e, $path); } - $this->convertException($e, $path); } catch (\Exception $e) { $this->convertException($e, $path); } @@ -295,27 +273,25 @@ class DAV extends Common { return $response; } - /** {@inheritdoc} */ - public function filetype($path) { + public function filetype(string $path): string|false { try { $response = $this->propfind($path); if ($response === false) { return false; } $responseType = []; - if (isset($response["{DAV:}resourcetype"])) { + if (isset($response['{DAV:}resourcetype'])) { /** @var ResourceType[] $response */ - $responseType = $response["{DAV:}resourcetype"]->getValue(); + $responseType = $response['{DAV:}resourcetype']->getValue(); } - return (count($responseType) > 0 and $responseType[0] == "{DAV:}collection") ? 'dir' : 'file'; + return (count($responseType) > 0 && $responseType[0] == '{DAV:}collection') ? 'dir' : 'file'; } catch (\Exception $e) { $this->convertException($e, $path); } return false; } - /** {@inheritdoc} */ - public function file_exists($path) { + public function file_exists(string $path): bool { try { $path = $this->cleanPath($path); $cachedState = $this->statCache->get($path); @@ -333,8 +309,7 @@ class DAV extends Common { return false; } - /** {@inheritdoc} */ - public function unlink($path) { + public function unlink(string $path): bool { $this->init(); $path = $this->cleanPath($path); $result = $this->simpleResponse('DELETE', $path, null, 204); @@ -343,8 +318,7 @@ class DAV extends Common { return $result; } - /** {@inheritdoc} */ - public function fopen($path, $mode) { + public function fopen(string $path, string $mode) { $this->init(); $path = $this->cleanPath($path); switch ($mode) { @@ -355,7 +329,9 @@ class DAV extends Common { ->newClient() ->get($this->createBaseUri() . $this->encodePath($path), [ 'auth' => [$this->user, $this->password], - 'stream' => true + 'stream' => true, + // set download timeout for users with slow connections or large files + 'timeout' => $this->timeout ]); } catch (\GuzzleHttp\Exception\ClientException $e) { if ($e->getResponse() instanceof ResponseInterface @@ -370,11 +346,17 @@ class DAV extends Common { if ($response->getStatusCode() === Http::STATUS_LOCKED) { throw new \OCP\Lock\LockedException($path); } else { - \OC::$server->get(LoggerInterface::class)->error('Guzzle get returned status code ' . $response->getStatusCode(), ['app' => 'webdav client']); + $this->logger->error('Guzzle get returned status code ' . $response->getStatusCode(), ['app' => 'webdav client']); } } - return $response->getBody(); + $content = $response->getBody(); + + if ($content === null || is_string($content)) { + return false; + } + + return $content; case 'w': case 'wb': case 'a': @@ -398,7 +380,7 @@ class DAV extends Common { if (!$this->isUpdatable($path)) { return false; } - if ($mode === 'w' or $mode === 'w+') { + if ($mode === 'w' || $mode === 'w+') { $tmpFile = $tempManager->getTemporaryFile($ext); } else { $tmpFile = $this->getCachedFile($path); @@ -414,18 +396,16 @@ class DAV extends Common { $this->writeBack($tmpFile, $path); }); } + + return false; } - /** - * @param string $tmpFile - */ - public function writeBack($tmpFile, $path) { + public function writeBack(string $tmpFile, string $path): void { $this->uploadFile($tmpFile, $path); unlink($tmpFile); } - /** {@inheritdoc} */ - public function free_space($path) { + public function free_space(string $path): int|float|false { $this->init(); $path = $this->cleanPath($path); try { @@ -434,7 +414,7 @@ class DAV extends Common { return FileInfo::SPACE_UNKNOWN; } if (isset($response['{DAV:}quota-available-bytes'])) { - return (int)$response['{DAV:}quota-available-bytes']; + return Util::numericToNumber($response['{DAV:}quota-available-bytes']); } else { return FileInfo::SPACE_UNKNOWN; } @@ -443,8 +423,7 @@ class DAV extends Common { } } - /** {@inheritdoc} */ - public function touch($path, $mtime = null) { + public function touch(string $path, ?int $mtime = null): bool { $this->init(); if (is_null($mtime)) { $mtime = time(); @@ -458,9 +437,6 @@ class DAV extends Common { $this->client->proppatch($this->encodePath($path), ['{DAV:}lastmodified' => $mtime]); // non-owncloud clients might not have accepted the property, need to recheck it $response = $this->client->propfind($this->encodePath($path), ['{DAV:}getlastmodified'], 0); - if ($response === false) { - return false; - } if (isset($response['{DAV:}getlastmodified'])) { $remoteMtime = strtotime($response['{DAV:}getlastmodified']); if ($remoteMtime !== $mtime) { @@ -484,23 +460,14 @@ class DAV extends Common { return true; } - /** - * @param string $path - * @param mixed $data - * @return int|false - */ - public function file_put_contents($path, $data) { + public function file_put_contents(string $path, mixed $data): int|float|false { $path = $this->cleanPath($path); $result = parent::file_put_contents($path, $data); $this->statCache->remove($path); return $result; } - /** - * @param string $path - * @param string $target - */ - protected function uploadFile($path, $target) { + protected function uploadFile(string $path, string $target): void { $this->init(); // invalidate @@ -512,37 +479,38 @@ class DAV extends Common { ->newClient() ->put($this->createBaseUri() . $this->encodePath($target), [ 'body' => $source, - 'auth' => [$this->user, $this->password] + 'auth' => [$this->user, $this->password], + // set upload timeout for users with slow connections or large files + 'timeout' => $this->timeout ]); $this->removeCachedFile($target); } - /** {@inheritdoc} */ - public function rename($path1, $path2) { + public function rename(string $source, string $target): bool { $this->init(); - $path1 = $this->cleanPath($path1); - $path2 = $this->cleanPath($path2); + $source = $this->cleanPath($source); + $target = $this->cleanPath($target); try { // overwrite directory ? - if ($this->is_dir($path2)) { + if ($this->is_dir($target)) { // needs trailing slash in destination - $path2 = rtrim($path2, '/') . '/'; + $target = rtrim($target, '/') . '/'; } $this->client->request( 'MOVE', - $this->encodePath($path1), + $this->encodePath($source), null, [ - 'Destination' => $this->createBaseUri() . $this->encodePath($path2), + 'Destination' => $this->createBaseUri() . $this->encodePath($target), ] ); - $this->statCache->clear($path1 . '/'); - $this->statCache->clear($path2 . '/'); - $this->statCache->set($path1, false); - $this->statCache->set($path2, true); - $this->removeCachedFile($path1); - $this->removeCachedFile($path2); + $this->statCache->clear($source . '/'); + $this->statCache->clear($target . '/'); + $this->statCache->set($source, false); + $this->statCache->set($target, true); + $this->removeCachedFile($source); + $this->removeCachedFile($target); return true; } catch (\Exception $e) { $this->convertException($e); @@ -550,28 +518,27 @@ class DAV extends Common { return false; } - /** {@inheritdoc} */ - public function copy($path1, $path2) { + public function copy(string $source, string $target): bool { $this->init(); - $path1 = $this->cleanPath($path1); - $path2 = $this->cleanPath($path2); + $source = $this->cleanPath($source); + $target = $this->cleanPath($target); try { // overwrite directory ? - if ($this->is_dir($path2)) { + if ($this->is_dir($target)) { // needs trailing slash in destination - $path2 = rtrim($path2, '/') . '/'; + $target = rtrim($target, '/') . '/'; } $this->client->request( 'COPY', - $this->encodePath($path1), + $this->encodePath($source), null, [ - 'Destination' => $this->createBaseUri() . $this->encodePath($path2), + 'Destination' => $this->createBaseUri() . $this->encodePath($target), ] ); - $this->statCache->clear($path2 . '/'); - $this->statCache->set($path2, true); - $this->removeCachedFile($path2); + $this->statCache->clear($target . '/'); + $this->statCache->set($target, true); + $this->removeCachedFile($target); return true; } catch (\Exception $e) { $this->convertException($e); @@ -579,62 +546,80 @@ class DAV extends Common { return false; } - /** {@inheritdoc} */ - public function stat($path) { - try { - $response = $this->propfind($path); - if (!$response) { - return false; - } - return [ - 'mtime' => isset($response['{DAV:}getlastmodified']) ? strtotime($response['{DAV:}getlastmodified']) : null, - 'size' => (int)($response['{DAV:}getcontentlength'] ?? 0), - ]; - } catch (\Exception $e) { - $this->convertException($e, $path); + public function getMetaData(string $path): ?array { + if (Filesystem::isFileBlacklisted($path)) { + throw new ForbiddenException('Invalid path: ' . $path, false); + } + $response = $this->propfind($path); + if (!$response) { + return null; + } else { + return $this->getMetaFromPropfind($path, $response); } - return []; } + private function getMetaFromPropfind(string $path, array $response): array { + if (isset($response['{DAV:}getetag'])) { + $etag = trim($response['{DAV:}getetag'], '"'); + if (strlen($etag) > 40) { + $etag = md5($etag); + } + } else { + $etag = parent::getETag($path); + } - /** {@inheritdoc} */ - public function getMimeType($path) { - $remoteMimetype = $this->getMimeTypeFromRemote($path); - if ($remoteMimetype === 'application/octet-stream') { - return \OC::$server->getMimeTypeDetector()->detectPath($path); + $responseType = []; + if (isset($response['{DAV:}resourcetype'])) { + /** @var ResourceType[] $response */ + $responseType = $response['{DAV:}resourcetype']->getValue(); + } + $type = (count($responseType) > 0 && $responseType[0] == '{DAV:}collection') ? 'dir' : 'file'; + if ($type === 'dir') { + $mimeType = 'httpd/unix-directory'; + } elseif (isset($response['{DAV:}getcontenttype'])) { + $mimeType = $response['{DAV:}getcontenttype']; } else { - return $remoteMimetype; + $mimeType = $this->mimeTypeDetector->detectPath($path); } - } - public function getMimeTypeFromRemote($path) { - try { - $response = $this->propfind($path); - if ($response === false) { - return false; - } - $responseType = []; - if (isset($response["{DAV:}resourcetype"])) { - /** @var ResourceType[] $response */ - $responseType = $response["{DAV:}resourcetype"]->getValue(); - } - $type = (count($responseType) > 0 and $responseType[0] == "{DAV:}collection") ? 'dir' : 'file'; - if ($type == 'dir') { - return 'httpd/unix-directory'; - } elseif (isset($response['{DAV:}getcontenttype'])) { - return $response['{DAV:}getcontenttype']; - } else { - return 'application/octet-stream'; - } - } catch (\Exception $e) { - return false; + if (isset($response['{http://owncloud.org/ns}permissions'])) { + $permissions = $this->parsePermissions($response['{http://owncloud.org/ns}permissions']); + } elseif ($type === 'dir') { + $permissions = Constants::PERMISSION_ALL; + } else { + $permissions = Constants::PERMISSION_ALL - Constants::PERMISSION_CREATE; } + + $mtime = isset($response['{DAV:}getlastmodified']) ? strtotime($response['{DAV:}getlastmodified']) : null; + + if ($type === 'dir') { + $size = -1; + } else { + $size = Util::numericToNumber($response['{DAV:}getcontentlength'] ?? 0); + } + + return [ + 'name' => basename($path), + 'mtime' => $mtime, + 'storage_mtime' => $mtime, + 'size' => $size, + 'permissions' => $permissions, + 'etag' => $etag, + 'mimetype' => $mimeType, + ]; } - /** - * @param string $path - * @return string - */ - public function cleanPath($path) { + public function stat(string $path): array|false { + $meta = $this->getMetaData($path); + return $meta ?: false; + + } + + public function getMimeType(string $path): string|false { + $meta = $this->getMetaData($path); + return $meta ? $meta['mimetype'] : false; + } + + public function cleanPath(string $path): string { if ($path === '') { return $path; } @@ -649,21 +634,17 @@ class DAV extends Common { * @param string $path to encode * @return string encoded path */ - protected function encodePath($path) { + protected function encodePath(string $path): string { // slashes need to stay return str_replace('%2F', '/', rawurlencode($path)); } /** - * @param string $method - * @param string $path - * @param string|resource|null $body - * @param int $expected * @return bool * @throws StorageInvalidException * @throws StorageNotAvailableException */ - protected function simpleResponse($method, $path, $body, $expected) { + protected function simpleResponse(string $method, string $path, ?string $body, int $expected): bool { $path = $this->cleanPath($path); try { $response = $this->client->request($method, $this->encodePath($path), $body); @@ -685,98 +666,55 @@ class DAV extends Common { /** * check if curl is installed */ - public static function checkDependencies() { + public static function checkDependencies(): bool { return true; } - /** {@inheritdoc} */ - public function isUpdatable($path) { + public function isUpdatable(string $path): bool { return (bool)($this->getPermissions($path) & Constants::PERMISSION_UPDATE); } - /** {@inheritdoc} */ - public function isCreatable($path) { + public function isCreatable(string $path): bool { return (bool)($this->getPermissions($path) & Constants::PERMISSION_CREATE); } - /** {@inheritdoc} */ - public function isSharable($path) { + public function isSharable(string $path): bool { return (bool)($this->getPermissions($path) & Constants::PERMISSION_SHARE); } - /** {@inheritdoc} */ - public function isDeletable($path) { + public function isDeletable(string $path): bool { return (bool)($this->getPermissions($path) & Constants::PERMISSION_DELETE); } - /** {@inheritdoc} */ - public function getPermissions($path) { - $this->init(); - $path = $this->cleanPath($path); - $response = $this->propfind($path); - if ($response === false) { - return 0; - } - if (isset($response['{http://owncloud.org/ns}permissions'])) { - return $this->parsePermissions($response['{http://owncloud.org/ns}permissions']); - } elseif ($this->is_dir($path)) { - return Constants::PERMISSION_ALL; - } elseif ($this->file_exists($path)) { - return Constants::PERMISSION_ALL - Constants::PERMISSION_CREATE; - } else { - return 0; - } + public function getPermissions(string $path): int { + $stat = $this->getMetaData($path); + return $stat ? $stat['permissions'] : 0; } - /** {@inheritdoc} */ - public function getETag($path) { - $this->init(); - $path = $this->cleanPath($path); - $response = $this->propfind($path); - if ($response === false) { - return null; - } - if (isset($response['{DAV:}getetag'])) { - $etag = trim($response['{DAV:}getetag'], '"'); - if (strlen($etag) > 40) { - $etag = md5($etag); - } - return $etag; - } - return parent::getEtag($path); + public function getETag(string $path): string|false { + $meta = $this->getMetaData($path); + return $meta ? $meta['etag'] : false; } - /** - * @param string $permissionsString - * @return int - */ - protected function parsePermissions($permissionsString) { + protected function parsePermissions(string $permissionsString): int { $permissions = Constants::PERMISSION_READ; - if (strpos($permissionsString, 'R') !== false) { + if (str_contains($permissionsString, 'R')) { $permissions |= Constants::PERMISSION_SHARE; } - if (strpos($permissionsString, 'D') !== false) { + if (str_contains($permissionsString, 'D')) { $permissions |= Constants::PERMISSION_DELETE; } - if (strpos($permissionsString, 'W') !== false) { + if (str_contains($permissionsString, 'W')) { $permissions |= Constants::PERMISSION_UPDATE; } - if (strpos($permissionsString, 'CK') !== false) { + if (str_contains($permissionsString, 'CK')) { $permissions |= Constants::PERMISSION_CREATE; $permissions |= Constants::PERMISSION_UPDATE; } return $permissions; } - /** - * check if a file or folder has been updated since $time - * - * @param string $path - * @param int $time - * @throws \OCP\Files\StorageNotAvailableException - * @return bool - */ - public function hasUpdated($path, $time) { + public function hasUpdated(string $path, int $time): bool { $this->init(); $path = $this->cleanPath($path); try { @@ -837,13 +775,13 @@ class DAV extends Common { * @param string $path optional path from the operation * * @throws StorageInvalidException if the storage is invalid, for example - * when the authentication expired or is invalid + * when the authentication expired or is invalid * @throws StorageNotAvailableException if the storage is not available, - * which might be temporary + * which might be temporary * @throws ForbiddenException if the action is not allowed */ - protected function convertException(Exception $e, $path = '') { - \OC::$server->get(LoggerInterface::class)->debug($e->getMessage(), ['app' => 'files_external', 'exception' => $e]); + protected function convertException(Exception $e, string $path = ''): void { + $this->logger->debug($e->getMessage(), ['app' => 'files_external', 'exception' => $e]); if ($e instanceof ClientHttpException) { if ($e->getHttpStatus() === Http::STATUS_LOCKED) { throw new \OCP\Lock\LockedException($path); @@ -873,4 +811,31 @@ class DAV extends Common { // TODO: only log for now, but in the future need to wrap/rethrow exception } + + public function getDirectoryContent(string $directory): \Traversable { + $this->init(); + $directory = $this->cleanPath($directory); + try { + $responses = $this->client->propFind( + $this->encodePath($directory), + self::PROPFIND_PROPS, + 1 + ); + + array_shift($responses); //the first entry is the current directory + if (!$this->statCache->hasKey($directory)) { + $this->statCache->set($directory, true); + } + + foreach ($responses as $file => $response) { + $file = rawurldecode($file); + $file = substr($file, strlen($this->root)); + $file = $this->cleanPath($file); + $this->statCache->set($file, $response); + yield $this->getMetaFromPropfind($file, $response); + } + } catch (\Exception $e) { + $this->convertException($e, $directory); + } + } } |