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<?php |
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declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* |
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* @author Arthur Schiwon <[email protected]> |
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* @author Bjoern Schiessle <[email protected]> |
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* @author Björn Schießle <[email protected]> |
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* @author Christoph Wurst <[email protected]> |
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* @author Daniel Calviño Sánchez <[email protected]> |
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* @author Daniel Kesselberg <[email protected]> |
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* @author J0WI <[email protected]> |
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* @author Joas Schilling <[email protected]> |
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* @author John Molakvoæ <[email protected]> |
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* @author Julius Härtl <[email protected]> |
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* @author Maxence Lange <[email protected]> |
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* @author Morris Jobke <[email protected]> |
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* @author Robin Appelman <[email protected]> |
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* @author Roeland Jago Douma <[email protected]> |
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* @author Kate Döen <[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 OCA\Files_Sharing\Controller; |
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use OCP\Constants; |
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use function array_slice; |
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use function array_values; |
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use Generator; |
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use OC\Collaboration\Collaborators\SearchResult; |
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use OCP\AppFramework\Http\DataResponse; |
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use OCP\AppFramework\OCS\OCSBadRequestException; |
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use OCP\AppFramework\OCSController; |
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use OCP\Collaboration\Collaborators\ISearch; |
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use OCP\Collaboration\Collaborators\ISearchResult; |
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use OCP\Collaboration\Collaborators\SearchResultType; |
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use OCP\IConfig; |
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use OCP\IRequest; |
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use OCP\IURLGenerator; |
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use OCP\Share\IShare; |
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use OCP\Share\IManager; |
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use function usort; |
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class ShareesAPIController extends OCSController { |
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/** @var string */ |
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protected $userId; |
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/** @var IConfig */ |
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protected $config; |
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/** @var IURLGenerator */ |
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protected $urlGenerator; |
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/** @var IManager */ |
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protected $shareManager; |
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/** @var int */ |
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protected $offset = 0; |
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/** @var int */ |
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protected $limit = 10; |
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/** @var array */ |
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protected $result = [ |
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'exact' => [ |
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'users' => [], |
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'groups' => [], |
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'remotes' => [], |
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'remote_groups' => [], |
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'emails' => [], |
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'circles' => [], |
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'rooms' => [], |
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], |
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'users' => [], |
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'groups' => [], |
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'remotes' => [], |
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'remote_groups' => [], |
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'emails' => [], |
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'lookup' => [], |
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'circles' => [], |
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'rooms' => [], |
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'lookupEnabled' => false, |
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]; |
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protected $reachedEndFor = []; |
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/** @var ISearch */ |
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private $collaboratorSearch; |
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/** |
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* @param string $UserId |
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* @param string $appName |
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* @param IRequest $request |
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* @param IConfig $config |
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* @param IURLGenerator $urlGenerator |
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* @param IManager $shareManager |
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* @param ISearch $collaboratorSearch |
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*/ |
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public function __construct( |
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$UserId, |
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string $appName, |
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IRequest $request, |
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IConfig $config, |
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IURLGenerator $urlGenerator, |
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IManager $shareManager, |
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ISearch $collaboratorSearch |
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) { |
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parent::__construct($appName, $request); |
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$this->userId = $UserId; |
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$this->config = $config; |
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$this->urlGenerator = $urlGenerator; |
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$this->shareManager = $shareManager; |
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$this->collaboratorSearch = $collaboratorSearch; |
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} |
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/** |
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* @NoAdminRequired |
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* |
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* @param string $search |
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* @param string $itemType |
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* @param int $page |
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* @param int $perPage |
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* @param int|int[] $shareType |
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* @param bool $lookup |
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* @return DataResponse |
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* @throws OCSBadRequestException |
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*/ |
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public function search(string $search = '', string $itemType = null, int $page = 1, int $perPage = 200, $shareType = null, bool $lookup = false): DataResponse { |
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// only search for string larger than a given threshold |
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$threshold = $this->config->getSystemValueInt('sharing.minSearchStringLength', 0); |
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if (strlen($search) < $threshold) { |
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return new DataResponse($this->result); |
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} |
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// never return more than the max. number of results configured in the config.php |
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$maxResults = $this->config->getSystemValueInt('sharing.maxAutocompleteResults', Constants::SHARING_MAX_AUTOCOMPLETE_RESULTS_DEFAULT); |
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if ($maxResults > 0) { |
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$perPage = min($perPage, $maxResults); |
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} |
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if ($perPage <= 0) { |
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throw new OCSBadRequestException('Invalid perPage argument'); |
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} |
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if ($page <= 0) { |
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throw new OCSBadRequestException('Invalid page'); |
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} |
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$shareTypes = [ |
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IShare::TYPE_USER, |
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]; |
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if ($itemType === null) { |
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throw new OCSBadRequestException('Missing itemType'); |
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} elseif ($itemType === 'file' || $itemType === 'folder') { |
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if ($this->shareManager->allowGroupSharing()) { |
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$shareTypes[] = IShare::TYPE_GROUP; |
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} |
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if ($this->isRemoteSharingAllowed($itemType)) { |
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$shareTypes[] = IShare::TYPE_REMOTE; |
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} |
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if ($this->isRemoteGroupSharingAllowed($itemType)) { |
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$shareTypes[] = IShare::TYPE_REMOTE_GROUP; |
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} |
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if ($this->shareManager->shareProviderExists(IShare::TYPE_EMAIL)) { |
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$shareTypes[] = IShare::TYPE_EMAIL; |
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} |
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if ($this->shareManager->shareProviderExists(IShare::TYPE_ROOM)) { |
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$shareTypes[] = IShare::TYPE_ROOM; |
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} |
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} else { |
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if ($this->shareManager->allowGroupSharing()) { |
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$shareTypes[] = IShare::TYPE_GROUP; |
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} |
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$shareTypes[] = IShare::TYPE_EMAIL; |
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} |
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// FIXME: DI |
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if (\OC::$server->getAppManager()->isEnabledForUser('circles') && class_exists('\OCA\Circles\ShareByCircleProvider')) { |
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$shareTypes[] = IShare::TYPE_CIRCLE; |
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} |
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if ($shareType !== null && is_array($shareType)) { |
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$shareTypes = array_intersect($shareTypes, $shareType); |
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} elseif (is_numeric($shareType)) { |
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$shareTypes = array_intersect($shareTypes, [(int) $shareType]); |
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} |
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sort($shareTypes); |
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$this->limit = $perPage; |
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$this->offset = $perPage * ($page - 1); |
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// In global scale mode we always search the loogup server |
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if ($this->config->getSystemValueBool('gs.enabled', false)) { |
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$lookup = true; |
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$this->result['lookupEnabled'] = true; |
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} else { |
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$this->result['lookupEnabled'] = $this->config->getAppValue('files_sharing', 'lookupServerEnabled', 'yes') === 'yes'; |
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} |
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[$result, $hasMoreResults] = $this->collaboratorSearch->search($search, $shareTypes, $lookup, $this->limit, $this->offset); |
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// extra treatment for 'exact' subarray, with a single merge expected keys might be lost |
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if (isset($result['exact'])) { |
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$result['exact'] = array_merge($this->result['exact'], $result['exact']); |
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} |
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$this->result = array_merge($this->result, $result); |
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$response = new DataResponse($this->result); |
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if ($hasMoreResults) { |
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$response->addHeader('Link', $this->getPaginationLink($page, [ |
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'search' => $search, |
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'itemType' => $itemType, |
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'shareType' => $shareTypes, |
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'perPage' => $perPage, |
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])); |
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} |
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return $response; |
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} |
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/** |
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* @param string $user |
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* @param int $shareType |
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* |
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* @return Generator<array<string>> |
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*/ |
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private function getAllShareesByType(string $user, int $shareType): Generator { |
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$offset = 0; |
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$pageSize = 50; |
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while (count($page = $this->shareManager->getSharesBy( |
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$user, |
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$shareType, |
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null, |
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false, |
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$pageSize, |
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$offset |
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))) { |
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foreach ($page as $share) { |
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yield [$share->getSharedWith(), $share->getSharedWithDisplayName() ?? $share->getSharedWith()]; |
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} |
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$offset += $pageSize; |
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} |
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} |
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private function sortShareesByFrequency(array $sharees): array { |
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usort($sharees, function (array $s1, array $s2): int { |
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return $s2['count'] - $s1['count']; |
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}); |
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return $sharees; |
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} |
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private $searchResultTypeMap = [ |
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IShare::TYPE_USER => 'users', |
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IShare::TYPE_GROUP => 'groups', |
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IShare::TYPE_REMOTE => 'remotes', |
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IShare::TYPE_REMOTE_GROUP => 'remote_groups', |
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IShare::TYPE_EMAIL => 'emails', |
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]; |
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private function getAllSharees(string $user, array $shareTypes): ISearchResult { |
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$result = []; |
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foreach ($shareTypes as $shareType) { |
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$sharees = $this->getAllShareesByType($user, $shareType); |
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$shareTypeResults = []; |
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foreach ($sharees as [$sharee, $displayname]) { |
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if (!isset($this->searchResultTypeMap[$shareType])) { |
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continue; |
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} |
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if (!isset($shareTypeResults[$sharee])) { |
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$shareTypeResults[$sharee] = [ |
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'count' => 1, |
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'label' => $displayname, |
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'value' => [ |
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'shareType' => $shareType, |
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'shareWith' => $sharee, |
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], |
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]; |
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} else { |
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$shareTypeResults[$sharee]['count']++; |
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} |
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} |
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$result = array_merge($result, array_values($shareTypeResults)); |
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} |
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$top5 = array_slice( |
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$this->sortShareesByFrequency($result), |
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0, |
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5 |
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); |
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$searchResult = new SearchResult(); |
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foreach ($this->searchResultTypeMap as $int => $str) { |
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$searchResult->addResultSet(new SearchResultType($str), [], []); |
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foreach ($top5 as $x) { |
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if ($x['value']['shareType'] === $int) { |
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$searchResult->addResultSet(new SearchResultType($str), [], [$x]); |
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} |
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} |
|
321
|
|
|
} |
|
322
|
|
|
return $searchResult; |
|
323
|
|
|
} |
|
324
|
|
|
|
|
325
|
|
|
/** |
|
326
|
|
|
* @NoAdminRequired |
|
327
|
|
|
* |
|
328
|
|
|
* @param string $itemType |
|
329
|
|
|
* @return DataResponse |
|
330
|
|
|
* @throws OCSBadRequestException |
|
331
|
|
|
*/ |
|
332
|
|
|
public function findRecommended(string $itemType = null, $shareType = null): DataResponse { |
|
333
|
|
|
$shareTypes = [ |
|
334
|
|
|
IShare::TYPE_USER, |
|
335
|
|
|
]; |
|
336
|
|
|
|
|
337
|
|
|
if ($itemType === null) { |
|
338
|
|
|
throw new OCSBadRequestException('Missing itemType'); |
|
339
|
|
|
} elseif ($itemType === 'file' || $itemType === 'folder') { |
|
340
|
|
|
if ($this->shareManager->allowGroupSharing()) { |
|
341
|
|
|
$shareTypes[] = IShare::TYPE_GROUP; |
|
342
|
|
|
} |
|
343
|
|
|
|
|
344
|
|
|
if ($this->isRemoteSharingAllowed($itemType)) { |
|
345
|
|
|
$shareTypes[] = IShare::TYPE_REMOTE; |
|
346
|
|
|
} |
|
347
|
|
|
|
|
348
|
|
|
if ($this->isRemoteGroupSharingAllowed($itemType)) { |
|
349
|
|
|
$shareTypes[] = IShare::TYPE_REMOTE_GROUP; |
|
350
|
|
|
} |
|
351
|
|
|
|
|
352
|
|
|
if ($this->shareManager->shareProviderExists(IShare::TYPE_EMAIL)) { |
|
353
|
|
|
$shareTypes[] = IShare::TYPE_EMAIL; |
|
354
|
|
|
} |
|
355
|
|
|
|
|
356
|
|
|
if ($this->shareManager->shareProviderExists(IShare::TYPE_ROOM)) { |
|
357
|
|
|
$shareTypes[] = IShare::TYPE_ROOM; |
|
358
|
|
|
} |
|
359
|
|
|
} else { |
|
360
|
|
|
$shareTypes[] = IShare::TYPE_GROUP; |
|
361
|
|
|
$shareTypes[] = IShare::TYPE_EMAIL; |
|
362
|
|
|
} |
|
363
|
|
|
|
|
364
|
|
|
// FIXME: DI |
|
365
|
|
|
if (\OC::$server->getAppManager()->isEnabledForUser('circles') && class_exists('\OCA\Circles\ShareByCircleProvider')) { |
|
366
|
|
|
$shareTypes[] = IShare::TYPE_CIRCLE; |
|
367
|
|
|
} |
|
368
|
|
|
|
|
369
|
|
|
if (isset($_GET['shareType']) && is_array($_GET['shareType'])) { |
|
370
|
|
|
$shareTypes = array_intersect($shareTypes, $_GET['shareType']); |
|
371
|
|
|
sort($shareTypes); |
|
372
|
|
|
} elseif (is_numeric($shareType)) { |
|
373
|
|
|
$shareTypes = array_intersect($shareTypes, [(int) $shareType]); |
|
374
|
|
|
sort($shareTypes); |
|
375
|
|
|
} |
|
376
|
|
|
|
|
377
|
|
|
return new DataResponse( |
|
378
|
|
|
$this->getAllSharees($this->userId, $shareTypes)->asArray() |
|
379
|
|
|
); |
|
380
|
|
|
} |
|
381
|
|
|
|
|
382
|
|
|
/** |
|
383
|
|
|
* Method to get out the static call for better testing |
|
384
|
|
|
* |
|
385
|
|
|
* @param string $itemType |
|
386
|
|
|
* @return bool |
|
387
|
|
|
*/ |
|
388
|
|
|
protected function isRemoteSharingAllowed(string $itemType): bool { |
|
389
|
|
|
try { |
|
390
|
|
|
// FIXME: static foo makes unit testing unnecessarily difficult |
|
391
|
|
|
$backend = \OC\Share\Share::getBackend($itemType); |
|
392
|
|
|
return $backend->isShareTypeAllowed(IShare::TYPE_REMOTE); |
|
393
|
|
|
} catch (\Exception $e) { |
|
394
|
|
|
return false; |
|
395
|
|
|
} |
|
396
|
|
|
} |
|
397
|
|
|
|
|
398
|
|
|
protected function isRemoteGroupSharingAllowed(string $itemType): bool { |
|
399
|
|
|
try { |
|
400
|
|
|
// FIXME: static foo makes unit testing unnecessarily difficult |
|
401
|
|
|
$backend = \OC\Share\Share::getBackend($itemType); |
|
402
|
|
|
return $backend->isShareTypeAllowed(IShare::TYPE_REMOTE_GROUP); |
|
403
|
|
|
} catch (\Exception $e) { |
|
404
|
|
|
return false; |
|
405
|
|
|
} |
|
406
|
|
|
} |
|
407
|
|
|
|
|
408
|
|
|
|
|
409
|
|
|
/** |
|
410
|
|
|
* Generates a bunch of pagination links for the current page |
|
411
|
|
|
* |
|
412
|
|
|
* @param int $page Current page |
|
413
|
|
|
* @param array $params Parameters for the URL |
|
414
|
|
|
* @return string |
|
415
|
|
|
*/ |
|
416
|
|
|
protected function getPaginationLink(int $page, array $params): string { |
|
417
|
|
|
if ($this->isV2()) { |
|
418
|
|
|
$url = $this->urlGenerator->getAbsoluteURL('/ocs/v2.php/apps/files_sharing/api/v1/sharees') . '?'; |
|
419
|
|
|
} else { |
|
420
|
|
|
$url = $this->urlGenerator->getAbsoluteURL('/ocs/v1.php/apps/files_sharing/api/v1/sharees') . '?'; |
|
421
|
|
|
} |
|
422
|
|
|
$params['page'] = $page + 1; |
|
423
|
|
|
return '<' . $url . http_build_query($params) . '>; rel="next"'; |
|
424
|
|
|
} |
|
425
|
|
|
|
|
426
|
|
|
/** |
|
427
|
|
|
* @return bool |
|
428
|
|
|
*/ |
|
429
|
|
|
protected function isV2(): bool { |
|
430
|
|
|
return $this->request->getScriptName() === '/ocs/v2.php'; |
|
431
|
|
|
} |
|
432
|
|
|
} |
|
433
|
|
|
|