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<?php |
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/** |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* |
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* @author Robin Appelman <[email protected]> |
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* |
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* @license AGPL-3.0 |
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* |
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* This code is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License, version 3, |
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* as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License, version 3, |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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*/ |
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namespace OC\Files\Cache; |
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use OCP\Constants; |
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use OCP\Files\Cache\ICache; |
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use OCP\Files\Search\ISearchQuery; |
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/** |
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* Storage placeholder to represent a missing precondition, storage unavailable |
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*/ |
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class FailedCache implements ICache { |
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/** @var bool whether to show the failed storage in the ui */ |
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private $visible; |
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/** |
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* FailedCache constructor. |
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* |
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* @param bool $visible |
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*/ |
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public function __construct($visible = true) { |
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$this->visible = $visible; |
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} |
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public function getNumericStorageId() { |
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return -1; |
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} |
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public function get($file) { |
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if ($file === '') { |
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return new CacheEntry([ |
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'fileid' => -1, |
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'size' => 0, |
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'mimetype' => 'httpd/unix-directory', |
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'mimepart' => 'httpd', |
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'permissions' => $this->visible ? Constants::PERMISSION_READ : 0, |
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'mtime' => time() |
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]); |
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} else { |
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return false; |
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} |
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} |
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public function getFolderContents($folder) { |
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return []; |
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} |
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public function getFolderContentsById($fileId) { |
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return []; |
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} |
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public function put($file, array $data) { |
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} |
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public function insert($file, array $data) { |
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} |
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public function update($id, array $data) { |
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} |
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public function getId($file) { |
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return -1; |
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} |
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public function getParentId($file) { |
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return -1; |
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} |
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public function inCache($file) { |
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return false; |
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} |
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public function remove($file) { |
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} |
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public function move($source, $target) { |
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} |
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public function moveFromCache(ICache $sourceCache, $sourcePath, $targetPath) { |
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} |
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public function clear() { |
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} |
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public function getStatus($file) { |
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return ICache::NOT_FOUND; |
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} |
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public function search($pattern) { |
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return []; |
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} |
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public function searchByMime($mimetype) { |
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return []; |
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} |
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public function searchQuery(ISearchQuery $query) { |
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return []; |
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} |
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public function getAll() { |
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return []; |
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} |
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public function getIncomplete() { |
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return []; |
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} |
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public function getPathById($id) { |
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return null; |
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} |
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public function normalize($path) { |
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return $path; |
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} |
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} |
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In the issue above, the returned value is violating the contract defined by the mentioned interface.
Let's take a look at an example: