fix(dav): Ensure share properties are also set on public remote endpoint

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

apps/dav/appinfo/v2/publicremote.php

@@ -10,6 +10,7 @@ use OC\Files\Filesystem;
 use OC\Files\Storage\Wrapper\PermissionsMask;
 use OC\Files\View;
 use OCA\DAV\Storage\PublicOwnerWrapper;
+use OCA\DAV\Storage\PublicShareWrapper;
 use OCA\FederatedFileSharing\FederatedShareProvider;
 use OCP\EventDispatcher\IEventDispatcher;
 use OCP\Files\Mount\IMountManager;
@@ -98,6 +99,12 @@ $server = $serverFactory->createServer($baseuri, $requestUri, $authPlugin, funct
 		return new PublicOwnerWrapper(['storage' => $storage, 'owner' => $share->getShareOwner()]);
 	});
 
+	// Ensure that also private shares have the `getShare` method
+	/** @psalm-suppress MissingClosureParamType */
+	Filesystem::addStorageWrapper('getShare', function ($mountPoint, $storage) use ($share) {
+		return new PublicShareWrapper(['storage' => $storage, 'share' => $share]);
+	}, 0);
+
 	/** @psalm-suppress InternalMethod */
 	Filesystem::logWarningWhenAddingStorageWrapper($previousLog);
 

apps/dav/composer/composer/autoload_classmap.php

@@ -350,6 +350,7 @@ return array(
     'OCA\\DAV\\SetupChecks\\NeedsSystemAddressBookSync' => $baseDir . '/../lib/SetupChecks/NeedsSystemAddressBookSync.php',
     'OCA\\DAV\\SetupChecks\\WebdavEndpoint' => $baseDir . '/../lib/SetupChecks/WebdavEndpoint.php',
     'OCA\\DAV\\Storage\\PublicOwnerWrapper' => $baseDir . '/../lib/Storage/PublicOwnerWrapper.php',
+    'OCA\\DAV\\Storage\\PublicShareWrapper' => $baseDir . '/../lib/Storage/PublicShareWrapper.php',
     'OCA\\DAV\\SystemTag\\SystemTagList' => $baseDir . '/../lib/SystemTag/SystemTagList.php',
     'OCA\\DAV\\SystemTag\\SystemTagMappingNode' => $baseDir . '/../lib/SystemTag/SystemTagMappingNode.php',
     'OCA\\DAV\\SystemTag\\SystemTagNode' => $baseDir . '/../lib/SystemTag/SystemTagNode.php',

apps/dav/composer/composer/autoload_static.php

@@ -365,6 +365,7 @@ class ComposerStaticInitDAV
         'OCA\\DAV\\SetupChecks\\NeedsSystemAddressBookSync' => __DIR__ . '/..' . '/../lib/SetupChecks/NeedsSystemAddressBookSync.php',
         'OCA\\DAV\\SetupChecks\\WebdavEndpoint' => __DIR__ . '/..' . '/../lib/SetupChecks/WebdavEndpoint.php',
         'OCA\\DAV\\Storage\\PublicOwnerWrapper' => __DIR__ . '/..' . '/../lib/Storage/PublicOwnerWrapper.php',
+        'OCA\\DAV\\Storage\\PublicShareWrapper' => __DIR__ . '/..' . '/../lib/Storage/PublicShareWrapper.php',
         'OCA\\DAV\\SystemTag\\SystemTagList' => __DIR__ . '/..' . '/../lib/SystemTag/SystemTagList.php',
         'OCA\\DAV\\SystemTag\\SystemTagMappingNode' => __DIR__ . '/..' . '/../lib/SystemTag/SystemTagMappingNode.php',
         'OCA\\DAV\\SystemTag\\SystemTagNode' => __DIR__ . '/..' . '/../lib/SystemTag/SystemTagNode.php',

apps/dav/lib/Connector/Sabre/FilesPlugin.php

@@ -345,13 +345,10 @@ class FilesPlugin extends ServerPlugin {
 				return $node->getNode()->getInternalPath() === '' ? 'true' : 'false';
 			});
 
-			$propFind->handle(self::SHARE_NOTE, function () use ($node, $httpRequest): ?string {
+			$propFind->handle(self::SHARE_NOTE, function () use ($node, $httpRequest): string {
 				$user = $this->userSession->getUser();
-				if ($user === null) {
-					return null;
-				}
 				return $node->getNoteFromShare(
-					$user->getUID()
+					$user?->getUID()
 				);
 			});
 

apps/dav/lib/Connector/Sabre/Node.php

@@ -15,6 +15,7 @@ use OCA\DAV\Connector\Sabre\Exception\InvalidPath;
 use OCP\Files\DavUtil;
 use OCP\Files\FileInfo;
 use OCP\Files\IRootFolder;
+use OCP\Files\NotFoundException;
 use OCP\Files\StorageNotAvailableException;
 use OCP\Share\Exceptions\ShareNotFound;
 use OCP\Share\IManager;
@@ -298,15 +299,14 @@ abstract class Node implements \Sabre\DAV\INode {
 	 * @return array
 	 */
 	public function getShareAttributes(): array {
-		$attributes = [];
-
 		try {
-			$storage = $this->info->getStorage();
-		} catch (StorageNotAvailableException $e) {
-			$storage = null;
+			$storage = $this->node->getStorage();
+		} catch (NotFoundException $e) {
+			return [];
 		}
 
-		if ($storage && $storage->instanceOfStorage(\OCA\Files_Sharing\SharedStorage::class)) {
+		$attributes = [];
+		if (method_exists($storage, 'getShare')) {
 			/** @var \OCA\Files_Sharing\SharedStorage $storage */
 			$attributes = $storage->getShare()->getAttributes();
 			if ($attributes === null) {
@@ -319,29 +319,25 @@ abstract class Node implements \Sabre\DAV\INode {
 		return $attributes;
 	}
 
-	/**
-	 * @param string $user
-	 * @return string
-	 */
-	public function getNoteFromShare($user) {
-		if ($user === null) {
+	public function getNoteFromShare(?string $user): string {
+		try {
+			$storage = $this->node->getStorage();
+		} catch (NotFoundException) {
 			return '';
 		}
 
-		// Retrieve note from the share object already loaded into
-		// memory, to avoid additional database queries.
-		$storage = $this->getNode()->getStorage();
-		if (!$storage->instanceOfStorage(\OCA\Files_Sharing\SharedStorage::class)) {
+		if (!method_exists($storage, 'getShare')) {
 			return '';
 		}
 		/** @var \OCA\Files_Sharing\SharedStorage $storage */
 
 		$share = $storage->getShare();
 		$note = $share->getNote();
-		if ($share->getShareOwner() !== $user) {
-			return $note;
+		if ($user === $share->getShareOwner()) {
+			// Note is only for recipient not the owner
+			return '';
 		}
-		return '';
+		return $note;
 	}
 
 	/**

apps/dav/lib/Storage/PublicShareWrapper.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OCA\DAV\Storage;
+
+use OC\Files\Storage\Wrapper\Wrapper;
+use OCP\Share\IShare;
+
+class PublicShareWrapper extends Wrapper {
+
+	private IShare $share;
+
+	/**
+	 * @param array $arguments ['storage' => $storage, 'share' => $share]
+	 *
+	 * $storage: The storage the permissions mask should be applied on
+	 * $share: The share to use in case no share is found
+	 */
+	public function __construct($arguments) {
+		parent::__construct($arguments);
+		$this->share = $arguments['share'];
+	}
+
+	public function getShare(): IShare {
+		$storage = parent::getWrapperStorage();
+		if (method_exists($storage, 'getShare')) {
+			/** @var \OCA\Files_Sharing\SharedStorage $storage */
+			return $storage->getShare();
+		}
+
+		return $this->share;
+	}
+}

build/integration/dav_features/dav-v2-public.feature

@@ -0,0 +1,22 @@
+# SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+Feature: dav-v2-public
+	Background:
+		Given using api version "1"
+
+	Scenario: See note to recipient in public shares
+		Given using new dav path
+		And As an "admin"
+		And user "user0" exists
+		And user "user1" exists
+		And As an "user1"
+		And user "user1" created a folder "/testshare"
+		And as "user1" creating a share with
+		  | path | testshare |
+		  | shareType | 3 |
+		  | permissions | 1 |
+		  | note | Hello |
+		And As an "user0"
+		Given using new public dav path
+		When Requesting share note on dav endpoint
+		Then the single response should contain a property "{http://nextcloud.org/ns}note" with value "Hello"

build/integration/features/bootstrap/WebDav.php

@@ -52,6 +52,14 @@ trait WebDav {
 		$this->usingOldDavPath = false;
 	}
 
+	/**
+	 * @Given /^using new public dav path$/
+	 */
+	public function usingNewPublicDavPath() {
+		$this->davPath = "public.php/dav";
+		$this->usingOldDavPath = false;
+	}
+
 	public function getDavFilesPath($user) {
 		if ($this->usingOldDavPath === true) {
 			return $this->davPath;
@@ -75,7 +83,7 @@ trait WebDav {
 		];
 		if ($user === 'admin') {
 			$options['auth'] = $this->adminUser;
-		} else {
+		} elseif ($user !== '') {
 			$options['auth'] = [$user, $this->regularUser];
 		}
 		return $client->request($method, $fullUrl, $options);
@@ -941,6 +949,23 @@ trait WebDav {
 		}
 	}
 
+	/**
+	 * @When Requesting share note on dav endpoint
+	 */
+	public function requestingShareNote() {
+		$propfind = '<d:propfind xmlns:d="DAV:" xmlns:nc="http://nextcloud.org/ns"><d:prop><nc:note /></d:prop></d:propfind>';
+		if (count($this->lastShareData->data->element) > 0) {
+			$token = $this->lastShareData->data[0]->token;
+		} else {
+			$token = $this->lastShareData->data->token;
+		}
+		try {
+			$this->response = $this->makeDavRequest('', 'PROPFIND', $token, [], $propfind);
+		} catch (\GuzzleHttp\Exception\ClientException $e) {
+			$this->response = $e->getResponse();
+		}
+	}
+
 	/**
 	 * @Then there are no duplicate headers
 	 */

build/integration/run-docker.sh

@@ -201,7 +201,7 @@ cd "$(dirname $0)"
 # "--image XXX" option can be provided to set the Docker image to use to run
 # the integration tests (one of the "nextcloudci/phpX.Y:phpX.Y-Z" or
 # "ghcr.io/nextcloud/continuous-integration-integration-phpX.Y:latest" images).
-NEXTCLOUD_LOCAL_IMAGE="ghcr.io/nextcloud/continuous-integration-integration-php8.0:latest"
+NEXTCLOUD_LOCAL_IMAGE="ghcr.io/nextcloud/continuous-integration-integration-php8.1:latest"
 if [ "$1" = "--image" ]; then
 	NEXTCLOUD_LOCAL_IMAGE=$2
 
@@ -227,9 +227,9 @@ fi
 # "--database-image XXX" option can be provided to set the Docker image to use
 # for the database container (ignored when using "sqlite").
 if [ "$DATABASE" = "mysql" ]; then
-	DATABASE_IMAGE="mysql:5.7"
+	DATABASE_IMAGE="mysql:8.4"
 elif [ "$DATABASE" = "pgsql" ]; then
-	DATABASE_IMAGE="postgres:10"
+	DATABASE_IMAGE="postgres:15"
 fi
 if [ "$1" = "--database-image" ]; then
 	DATABASE_IMAGE=$2