duplicate files

Signed-off-by: Jakob <jakob.roehrl@web.de>

lib/Collaboration/Resources/ResourceProviderCard.php

@@ -0,0 +1,133 @@
+<?php
+/**
+ * @copyright Copyright (c) 2019 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Deck\Collaboration\Resources;
+
+
+use OCA\Deck\Db\Acl;
+use OCA\Deck\Db\Board;
+use OCA\Deck\Db\BoardMapper;
+use OCA\Deck\Service\PermissionService;
+use OCP\AppFramework\Db\DoesNotExistException;
+use OCP\AppFramework\Db\MultipleObjectsReturnedException;
+use OCP\AppFramework\QueryException;
+use OCP\Collaboration\Resources\IManager;
+use OCP\Collaboration\Resources\IProvider;
+use OCP\Collaboration\Resources\IResource;
+use OCP\Collaboration\Resources\ResourceException;
+use OCP\IUser;
+
+class ResourceProviderCard implements IProvider {
+
+	const RESOURCE_TYPE = 'deck-card';
+
+	private $boardMapper;
+	private $permissionService;
+
+	/** @var array */
+	protected $nodes = [];
+
+	public function __construct(BoardMapper $boardMapper, PermissionService $permissionService) {
+		$this->boardMapper = $boardMapper;
+		$this->permissionService = $permissionService;
+	}
+
+	/**
+	 * Get the type of a resource
+	 *
+	 * @param IResource $resource
+	 * @return string
+	 * @since 15.0.0
+	 */
+	public function getType(): string {
+		return self::RESOURCE_TYPE;
+	}
+
+	/**
+	 * Get the rich object data of a resource
+	 *
+	 * @param IResource $resource
+	 * @return array
+	 * @throws \OCP\AppFramework\Db\DoesNotExistException
+	 * @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException
+	 * @since 16.0.0
+	 */
+	public function getResourceRichObject(IResource $resource): array {
+		$board = $this->getBoard($resource);
+		$link = \OC::$server->getURLGenerator()->linkToRoute('deck.page.index') . '#!/board/' . $resource->getId();
+
+		return [
+			'type' => self::RESOURCE_TYPE,
+			'id' => $resource->getId(),
+			'name' => $board->getTitle(),
+			'link' => $link,
+			'iconUrl' => \OC::$server->getURLGenerator()->imagePath('deck', 'deck-dark.svg')
+		];
+
+	}
+
+	/**
+	 * Can a user/guest access the collection
+	 *
+	 * @param IResource $resource
+	 * @param IUser|null $user
+	 * @return bool
+	 * @since 16.0.0
+	 */
+	public function canAccessResource(IResource $resource, ?IUser $user): bool {
+		if ($resource->getType() !== self::RESOURCE_TYPE || !$user instanceof IUser) {
+			return false;
+		}
+		$board = $this->getBoard($resource);
+		if ($board === null) {
+			return false;
+		}
+		if ($board->getOwner() === $user->getUID()) {
+			return true;
+		}
+		return $this->permissionService->userCan($board->getAcl(), Acl::PERMISSION_READ, $user->getUID());
+	}
+
+	private function getBoard(IResource $resource) {
+		try {
+			return $this->boardMapper->find($resource->getId(), false, true);
+		} catch (DoesNotExistException $e) {
+		} catch (MultipleObjectsReturnedException $e) {
+			return null;
+		}
+	}
+
+	public function invalidateAccessCache($boardId = null) {
+		try {
+			/** @var IManager $resourceManager */
+			$resourceManager = \OC::$server->query(IManager::class);
+		} catch (QueryException $e) {
+		}
+		if ($boardId !== null) {
+			$resource = $resourceManager->getResourceForUser(self::RESOURCE_TYPE, (string)$boardId, null);
+			$resourceManager->invalidateAccessCacheForResource($resource);
+		} else {
+			$resourceManager->invalidateAccessCacheForProvider($this);
+		}
+	}
+}