feat(sharing): Allow richdocuments to hide-download for public talk share links

Signed-off-by: Joas Schilling <coding@schilljs.com>

lib/Chat/Parser/SystemMessage.php

@@ -12,6 +12,7 @@ use OCA\Circles\CirclesManager;
 use OCA\DAV\CardDAV\PhotoCache;
 use OCA\Talk\Chat\ChatManager;
 use OCA\Talk\Events\MessageParseEvent;
+use OCA\Talk\Events\OverwritePublicSharePropertiesEvent;
 use OCA\Talk\Exceptions\ParticipantNotFoundException;
 use OCA\Talk\Federation\Authenticator;
 use OCA\Talk\GuestManager;
@@ -26,6 +27,7 @@ use OCP\AppFramework\Services\IAppConfig;
 use OCP\Comments\IComment;
 use OCP\Comments\ICommentsManager;
 use OCP\EventDispatcher\Event;
+use OCP\EventDispatcher\IEventDispatcher;
 use OCP\EventDispatcher\IEventListener;
 use OCP\Federation\ICloudIdManager;
 use OCP\Files\FileInfo;
@@ -82,6 +84,7 @@ class SystemMessage implements IEventListener {
 		protected IURLGenerator $url,
 		protected FilesMetadataCache $metadataCache,
 		protected Authenticator $federationAuthenticator,
+		protected IEventDispatcher $dispatcher,
 	) {
 	}
 
@@ -825,6 +828,7 @@ class SystemMessage implements IEventListener {
 				$node = $share->getNodeCacheEntry();
 			} else {
 				$node = $share->getNode();
+				$this->dispatcher->dispatchTyped(new OverwritePublicSharePropertiesEvent($share));
 			}
 
 			$name = $node->getName();
@@ -854,6 +858,7 @@ class SystemMessage implements IEventListener {
 			'permissions' => (string)$node->getPermissions(),
 			'mimetype' => $node->getMimeType(),
 			'preview-available' => $isPreviewAvailable ? 'yes' : 'no',
+			'hide-download' => $share->getHideDownload() ? 'yes' : 'no',
 		];
 
 		// If a preview is available, check if we can get the dimensions of the file from the metadata API

lib/Events/OverwritePublicSharePropertiesEvent.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Talk\Events;
+
+use OCP\EventDispatcher\Event;
+use OCP\Share\IShare;
+
+/**
+ * @internal
+ */
+class OverwritePublicSharePropertiesEvent extends Event {
+	public function __construct(
+		protected IShare $share,
+	) {
+		parent::__construct();
+	}
+
+	public function getShare(): IShare {
+		return $this->share;
+	}
+}

src/components/MessagesList/MessagesGroup/Message/MessageButtonsBar/MessageButtonsBar.vue

@@ -121,7 +121,7 @@
 							</template>
 							{{ t('spreed', 'Go to file') }}
 						</NcActionLink>
-						<NcActionLink :href="linkToFileDownload" :download="messageFile.name">
+						<NcActionLink v-if="!hideDownloadOption" :href="linkToFileDownload" :download="messageFile.name">
 							<template #icon>
 								<IconDownload :size="20" />
 							</template>
@@ -413,6 +413,7 @@ export default {
 			isCurrentUserOwnMessage,
 			isFileShare,
 			isFileShareWithoutCaption,
+			hideDownloadOption,
 			isConversationReadOnly,
 			isConversationModifiable,
 		} = useMessageInfo(message)
@@ -426,6 +427,7 @@ export default {
 			isCurrentUserOwnMessage,
 			isFileShare,
 			isFileShareWithoutCaption,
+			hideDownloadOption,
 			isDeleteable,
 			isConversationReadOnly,
 			isConversationModifiable,

src/composables/useMessageInfo.js

@@ -39,6 +39,7 @@ export function useMessageInfo(message = ref({})) {
 			isConversationReadOnly: computed(() => false),
 			isFileShareWithoutCaption: computed(() => false),
 			isFileShare: computed(() => false),
+			hideDownloadOption: computed(() => true),
 			remoteServer: computed(() => ''),
 			lastEditor: computed(() => ''),
 			actorDisplayName: computed(() => ''),
@@ -80,6 +81,8 @@ export function useMessageInfo(message = ref({})) {
 
 	const isFileShare = computed(() => Object.keys(Object(message.value.messageParameters)).some(key => key.startsWith('file')))
 
+	const hideDownloadOption = computed(() => Object.values(Object(message.value.messageParameters)).some((value) => value.type === 'file' && value['hide-download'] === 'yes'))
+
 	const isFileShareWithoutCaption = computed(() => message.value.message === '{file}' && isFileShare.value)
 
 	const isDeleteable = computed(() =>
@@ -134,6 +137,7 @@ export function useMessageInfo(message = ref({})) {
 		isConversationReadOnly,
 		isFileShareWithoutCaption,
 		isFileShare,
+		hideDownloadOption,
 		remoteServer,
 		lastEditor,
 		actorDisplayName,

tests/php/Chat/Parser/SystemMessageTest.php

@@ -24,6 +24,7 @@ use OCA\Talk\Share\Helper\FilesMetadataCache;
 use OCA\Talk\Share\RoomShareProvider;
 use OCP\AppFramework\Services\IAppConfig;
 use OCP\Comments\IComment;
+use OCP\EventDispatcher\IEventDispatcher;
 use OCP\Federation\ICloudId;
 use OCP\Federation\ICloudIdManager;
 use OCP\Files\Folder;
@@ -59,6 +60,7 @@ class SystemMessageTest extends TestCase {
 	protected ICloudIdManager&MockObject $cloudIdManager;
 	protected FilesMetadataCache&MockObject $filesMetadataCache;
 	protected Authenticator&MockObject $federationAuthenticator;
+	protected IEventDispatcher&MockObject $dispatcher;
 	protected IL10N&MockObject $l;
 
 	public function setUp(): void {
@@ -77,6 +79,7 @@ class SystemMessageTest extends TestCase {
 		$this->cloudIdManager = $this->createMock(ICloudIdManager::class);
 		$this->filesMetadataCache = $this->createMock(FilesMetadataCache::class);
 		$this->federationAuthenticator = $this->createMock(Authenticator::class);
+		$this->dispatcher = $this->createMock(IEventDispatcher::class);
 		$this->l = $this->createMock(IL10N::class);
 		$this->l->method('t')
 			->willReturnCallback(function ($text, $parameters = []) {
@@ -110,6 +113,7 @@ class SystemMessageTest extends TestCase {
 					$this->url,
 					$this->filesMetadataCache,
 					$this->federationAuthenticator,
+					$this->dispatcher,
 				])
 				->onlyMethods($methods)
 				->getMock();
@@ -130,6 +134,7 @@ class SystemMessageTest extends TestCase {
 			$this->url,
 			$this->filesMetadataCache,
 			$this->federationAuthenticator,
+			$this->dispatcher,
 		);
 	}
 
@@ -741,6 +746,7 @@ class SystemMessageTest extends TestCase {
 			'permissions' => '27',
 			'mimetype' => 'image/png',
 			'preview-available' => 'yes',
+			'hide-download' => 'no',
 			'width' => '1234',
 			'height' => '4567',
 		], self::invokePrivate($parser, 'getFileFromShare', [$room, $participant, '23', false]));
@@ -817,6 +823,7 @@ class SystemMessageTest extends TestCase {
 			'permissions' => '27',
 			'mimetype' => 'image/png',
 			'preview-available' => 'yes',
+			'hide-download' => 'no',
 			'width' => '1234',
 			'height' => '4567',
 			'blurhash' => 'LEHV9uae2yk8pyo0adR*.7kCMdnj',
@@ -897,6 +904,7 @@ class SystemMessageTest extends TestCase {
 			'permissions' => '27',
 			'mimetype' => 'httpd/unix-directory',
 			'preview-available' => 'no',
+			'hide-download' => 'no',
 		], self::invokePrivate($parser, 'getFileFromShare', [$room, $participant, '23', false]));
 	}
 
@@ -982,6 +990,7 @@ class SystemMessageTest extends TestCase {
 			'permissions' => '27',
 			'mimetype' => 'application/octet-stream',
 			'preview-available' => 'no',
+			'hide-download' => 'no',
 		], self::invokePrivate($parser, 'getFileFromShare', [$room, $participant, '23', false]));
 	}
 

tests/php/EventDocumentationTest.php

@@ -39,6 +39,10 @@ class EventDocumentationTest extends TestCase {
 			self::assertTrue(true, 'Deprecated event ' . $eventClass . ' does not have to be documented');
 			return;
 		}
+		if (is_string($classDocBlock) && str_contains($classDocBlock, '@internal')) {
+			self::assertTrue(true, 'Internal event ' . $eventClass . ' does not have to be documented');
+			return;
+		}
 
 		$docs = file_get_contents(__DIR__ . '/../../docs/events.md');
 		$eventIsDocumented = str_contains($docs, 'Before event: `' . $eventClass . '`')