119 lines
3.2 KiB
PHP
119 lines
3.2 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright 2024 Jonathan Treffler <mail@jonathan-treffler.de>
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*
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* @author Jonathan Treffler <mail@jonathan-treffler.de>
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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\DavPush\PushTransports;
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use OCA\DavPush\Transport\Transport;
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use OCA\DavPush\Service\WebPushSubscriptionService;
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use OCA\DavPush\Errors\WebPushSubscriptionNotFound;
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use Sabre\Xml\Service;
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class WebPushTransport extends Transport {
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protected $id = "web-push";
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public function __construct(
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private WebPushSubscriptionService $webPushSubscriptionService,
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) {}
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private function parseOptions(array $options): array {
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$result = [];
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foreach($options as $option) {
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if ($option["name"] == "{DAV:Push}push-resource") {
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$result["pushResource"] = $option["value"];
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}
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}
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return $result;
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}
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public function validateOptions($options): array {
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['pushResource' => $pushResource] = $this->parseOptions($options);
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// TODO: check if string is valid URL
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if(isset($pushResource) && $pushResource !== '') {
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return [
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'success' => True,
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];
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} else {
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return [
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'success' => False,
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'errors' => ["push resource not provided"]
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];
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}
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}
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public function registerSubscription($subsciptionId, $options) {
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['pushResource' => $pushResource] = $this->parseOptions($options);
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$this->webPushSubscriptionService->create($subsciptionId, $pushResource);
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return [
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'success' => True,
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'response' => "",
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];
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}
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public function notify(string $userId, string $collectionName, int $subscriptionId) {
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$xmlService = new Service();
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$pushResource = $this->webPushSubscriptionService->findBySubscriptionId($subscriptionId)->getPushResource();
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$content = $xmlService->write('{DAV:Push}push-message', [
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'{DAV:Push}topic' => $collectionName,
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]);
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$options = [
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'http' => [
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'method' => 'POST',
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'content' => $content,
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],
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];
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$context = stream_context_create($options);
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$result = file_get_contents($pushResource, false, $context);
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}
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public function getSubscriptionIdFromOptions(string $userId, string $collectionName, $options): ?int {
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['pushResource' => $pushResource] = $this->parseOptions($options);
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try {
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return $this->webPushSubscriptionService->findByPushResource($userId, $collectionName, $pushResource)->getSubscriptionId();
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} catch (WebPushSubscriptionNotFound $e) {
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return null;
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}
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}
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public function updateSubscription($subsciptionId, $options) {
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// there are no options which can be edited -> NOOP
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return [
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'success' => True,
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'response' => "",
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];
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}
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}
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