105 lines
2.9 KiB
PHP
105 lines
2.9 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016 Lukas Reschke <lukas@statuscode.ch>
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*
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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\Richdocuments\WOPI;
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use OCP\AppFramework\Utility\ITimeFactory;
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use OCP\Files\IAppData;
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use OCP\Files\NotFoundException;
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use OCP\Files\SimpleFS\ISimpleFolder;
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use OCP\Http\Client\IClientService;
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use OCP\IConfig;
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use OCP\IL10N;
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use OCP\Notification\IApp;
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class DiscoveryManager {
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/** @var IClientService */
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private $clientService;
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/** @var ISimpleFolder */
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private $appData;
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/** @var IConfig */
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private $config;
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/** @var IL10N */
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private $l10n;
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/** @var ITimeFactory */
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private $timeFactory;
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/**
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* @param IClientService $clientService
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* @param IAppData $appData
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* @param IConfig $config
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* @param IL10N $l10n
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* @param ITimeFactory $timeFactory
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*/
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public function __construct(IClientService $clientService,
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IAppData $appData,
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IConfig $config,
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IL10N $l10n,
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ITimeFactory $timeFactory) {
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$this->clientService = $clientService;
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try {
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$this->appData = $appData->getFolder('richdocuments');
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} catch (NotFoundException $e) {
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$this->appData = $appData->newFolder('richdocuments');
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}
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$this->config = $config;
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$this->timeFactory = $timeFactory;
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}
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public function get() {
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// First check if there is a local valid discovery file
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try {
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$file = $this->appData->getFile('discovery.xml');
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$decodedFile = json_decode($file->getContent(), true);
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if($decodedFile['timestamp'] + 3600 > $this->timeFactory->getTime()) {
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return $decodedFile['data'];
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}
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} catch (NotFoundException $e) {
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$file = $this->appData->newFile('discovery.xml');
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}
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$remoteHost = $this->config->getAppValue('richdocuments', 'wopi_url');
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$wopiDiscovery = $remoteHost . '/hosting/discovery';
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$client = $this->clientService->newClient();
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try {
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$response = $client->get($wopiDiscovery);
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} catch (\Exception $e) {
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throw $e;
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}
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$responseBody = $response->getBody();
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$file->putContent(
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json_encode([
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'data' => $responseBody,
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'timestamp' => $this->timeFactory->getTime(),
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])
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);
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return $responseBody;
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}
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public function refretch() {
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try {
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$this->appData->getFile('discovery.xml')->delete();
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} catch(\Exception $e) {}
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}
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}
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