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<?php |
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/** |
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* FullTextSearch - Full text search framework for Nextcloud |
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* |
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* This file is licensed under the Affero General Public License version 3 or |
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* later. See the COPYING file. |
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* |
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* @author Maxence Lange <[email protected]> |
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* @copyright 2018 |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program 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 as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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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 |
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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\FullTextSearch\Service; |
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use Exception; |
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use OC\App\AppManager; |
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use OC\User\NoUserException; |
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use OCA\Circles\Api\v1\Circles; |
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use OCA\FullTextSearch\Exceptions\EmptySearchException; |
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use OCA\FullTextSearch\Exceptions\ProviderDoesNotExistException; |
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use OCA\FullTextSearch\IFullTextSearchPlatform; |
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use OCA\FullTextSearch\IFullTextSearchProvider; |
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use OCA\FullTextSearch\Model\DocumentAccess; |
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use OCA\FullTextSearch\Model\SearchRequest; |
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use OCA\FullTextSearch\Model\SearchResult; |
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use OCP\IGroupManager; |
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use OCP\IUser; |
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use OCP\IUserManager; |
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class SearchService { |
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/** @var string */ |
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private $userId; |
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/** @var AppManager */ |
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private $appManager; |
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/** @var IUserManager */ |
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private $userManager; |
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/** @var IGroupManager */ |
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private $groupManager; |
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/** @var ConfigService */ |
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private $configService; |
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/** @var ProviderService */ |
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private $providerService; |
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/** @var PlatformService */ |
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private $platformService; |
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/** @var MiscService */ |
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private $miscService; |
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/** |
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* IndexService constructor. |
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* |
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* @param string $userId |
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* @param AppManager $appManager |
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* @param IUserManager $userManager |
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* @param IGroupManager $groupManager |
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* @param ConfigService $configService |
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* @param ProviderService $providerService |
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* @param PlatformService $platformService |
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* @param MiscService $miscService |
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*/ |
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public function __construct( |
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$userId, AppManager $appManager, IUserManager $userManager, IGroupManager $groupManager, |
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ConfigService $configService, ProviderService $providerService, |
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PlatformService $platformService, |
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MiscService $miscService |
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) { |
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$this->userId = $userId; |
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$this->appManager = $appManager; |
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$this->userManager = $userManager; |
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$this->groupManager = $groupManager; |
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$this->configService = $configService; |
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$this->providerService = $providerService; |
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$this->platformService = $platformService; |
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$this->miscService = $miscService; |
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} |
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/** |
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* @param string $userId |
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* @param SearchRequest $request |
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* |
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* @return SearchResult[] |
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* @throws EmptySearchException |
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* @throws Exception |
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* @throws ProviderDoesNotExistException |
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*/ |
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public function search($userId, SearchRequest $request) { |
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$this->searchRequestCannotBeEmpty($request); |
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if ($userId === null) { |
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$userId = $this->userId; |
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} |
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$user = $this->userManager->get($userId); |
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if ($user === null) { |
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throw new NoUserException('User does not exist'); |
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} |
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$request->setAuthor($user->getUID()); |
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$request->cleanSearch(); |
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$providers = $this->providerService->getFilteredProviders($request->getProviders()); |
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$platform = $this->platformService->getPlatform(); |
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$access = $this->getDocumentAccessFromUser($user); |
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$result = $this->searchFromProviders($platform, $providers, $access, $request); |
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foreach ($result as $searchResult) { |
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$searchResult->setPlatform($platform); |
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$searchResult->setRequest($request); |
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} |
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return $result; |
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} |
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/** |
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* @param SearchRequest $request |
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* |
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* @throws EmptySearchException |
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*/ |
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private function searchRequestCannotBeEmpty(SearchRequest $request) { |
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if ($request === null || strlen($request->getSearch()) < 1) { |
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throw new EmptySearchException('search cannot be empty'); |
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} |
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} |
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/** |
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* @param IFullTextSearchPlatform $platform |
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* @param DocumentAccess $access |
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* @param IFullTextSearchProvider[] $providers |
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* @param SearchRequest $request |
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* |
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* @return SearchResult[] |
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*/ |
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private function searchFromProviders( |
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IFullTextSearchPlatform $platform, $providers, DocumentAccess $access, |
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SearchRequest $request |
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) { |
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$result = []; |
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foreach ($providers AS $provider) { |
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$provider->improveSearchRequest($request); |
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$searchResult = $platform->searchDocuments($provider, $access, $request); |
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$searchResult->setProvider($provider); |
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$searchResult->setPlatform($platform); |
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$provider->improveSearchResult($searchResult); |
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$result[] = $searchResult; |
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} |
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return $result; |
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} |
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/** |
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* @param IUser $user |
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* |
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* @return DocumentAccess |
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*/ |
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private function getDocumentAccessFromUser(IUser $user) { |
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$rights = new DocumentAccess(); |
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$rights->setViewerId($user->getUID()); |
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$rights->setGroups($this->groupManager->getUserGroupIds($user)); |
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if ($this->appManager->isEnabledForUser('circles', $user)) { |
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try { |
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$rights->setCircles(Circles::joinedCircleIds($user->getUID())); |
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} catch (Exception $e) { |
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$this->miscService->log('Circles is set as enabled but: ' . $e->getMessage()); |
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} |
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} |
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return $rights; |
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} |
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} |
nextcloud /
fulltextsearch
