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<?php
/**
* @copyright Copyright (c) 2018, Roeland Jago Douma <roeland@famdouma.nl>
*
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @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\Richdocuments;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\Capabilities\ICapability;
use OCP\Files\IAppData;
use OCP\Files\NotFoundException;
use OCP\Files\SimpleFS\ISimpleFolder;
use OCP\Http\Client\IClientService;
use OCP\IConfig;
use OCP\IURLGenerator;
class Capabilities implements ICapability {
/** @var IConfig */
private $config;
/** @var IClientService */
private $clientService;
/** @var ITimeFactory */
private $timeFactory;
/** @var ISimpleFolder */
private $appData;
/**
* Capabilities constructor.
*
* @param IConfig $config
* @param IClientService $clientService
* @param IAppData $appData
* @param ITimeFactory $timeFactory
* @throws \OCP\Files\NotPermittedException
*/
public function __construct(IConfig $config, IClientService $clientService, IAppData $appData, ITimeFactory $timeFactory) {
$this->config = $config;
$this->clientService = $clientService;
try {
$this->appData = $appData->getFolder('richdocuments');
} catch (NotFoundException $e) {
$this->appData = $appData->newFolder('richdocuments');
}
$this->timeFactory = $timeFactory;
}
public function getCapabilities() {
$collaboraCapabilities = $this->getCollaboraCapabilities();
return [
'richdocuments' => [
'mimetypes' => [
'application/vnd.oasis.opendocument.text',
'application/vnd.oasis.opendocument.spreadsheet',
'application/vnd.oasis.opendocument.presentation',
'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
'application/vnd.openxmlformats-officedocument.presentationml.presentation',
],
'collabora' => $collaboraCapabilities,
'direct_editing' => isset($collaboraCapabilities['hasMobileSupport']) ? : false,
'templates' => isset($collaboraCapabilities['hasTemplateSaveAs']) ? : false,
],
];
}
/**
* @return array
* @throws \OCP\Files\NotPermittedException
*/
private function getCollaboraCapabilities() {
try {
$file = $this->appData->getFile('capabilities.json');
$decodedFile = \json_decode($file->getContent(), true);
if($decodedFile['timestamp'] + 3600 > $this->timeFactory->getTime()) {
return \json_decode($decodedFile['data'], true);
}
} catch (NotFoundException $e) {
$file = $this->appData->newFile('capabilities.json');
}
$remoteHost = $this->config->getAppValue('richdocuments', 'wopi_url');
if ($remoteHost === '') {
return [];
}
$capabilitiesEndpoint = $remoteHost . '/hosting/capabilities';
$client = $this->clientService->newClient();
try {
$response = $client->get(
$capabilitiesEndpoint,
[
'timeout' => 5,
]
);
} catch (\Exception $e) {
return [];
}
$responseBody = $response->getBody();
$file->putContent(
\json_encode([
'data' => $responseBody,
'timestamp' => $this->timeFactory->getTime(),
])
);
return \json_decode($responseBody, true);
}
}
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