mirror of
https://github.com/nextcloud/app_api.git
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108 lines
3.2 KiB
PHP
108 lines
3.2 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OCA\AppAPI\Service;
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use OCA\AppAPI\Db\ExApp;
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use OCA\Talk\Events\BotInstallEvent;
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use OCA\Talk\Events\BotUninstallEvent;
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use OCP\EventDispatcher\IEventDispatcher;
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use OCP\IURLGenerator;
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use OCP\Security\ISecureRandom;
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class TalkBotsService {
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public function __construct(
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private readonly ExAppConfigService $exAppConfigService,
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private readonly IEventDispatcher $dispatcher,
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private readonly ISecureRandom $random,
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private readonly IURLGenerator $urlGenerator,
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) {
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}
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public function registerExAppBot(ExApp $exApp, string $name, string $route, string $description): ?array {
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if (!class_exists(BotInstallEvent::class)) {
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return null;
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}
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[$id, $url, $secret] = $this->getExAppTalkBotConfig($exApp, $route);
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$event = new BotInstallEvent(
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$name,
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$secret,
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$url,
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$description,
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);
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$this->dispatcher->dispatchTyped($event);
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$this->exAppConfigService->setAppConfigValue($exApp->getAppid(), $id, $secret);
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$this->exAppConfigService->setAppConfigValue($exApp->getAppid(), 'talk_bot_route_' . $id, $route);
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return [
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'id' => $id,
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'secret' => $secret,
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];
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}
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public function unregisterExAppBot(ExApp $exApp, string $route): ?bool {
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if (!class_exists(BotUninstallEvent::class)) {
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return null;
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}
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[$id, $url, $secret] = $this->getExAppTalkBotConfig($exApp, $route);
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$event = new BotUninstallEvent($secret, $url);
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$this->dispatcher->dispatchTyped($event);
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if ($this->exAppConfigService->deleteAppConfigValues([$id], $exApp->getAppid()) !== 1) {
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return null;
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}
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return true;
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}
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private function getExAppTalkBotConfig(ExApp $exApp, string $route): array {
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$url = $this->urlGenerator->linkToOCSRouteAbsolute(
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'app_api.TalkBot.proxyTalkMessage', ['appId' => $exApp->getAppid(), 'route' => $route]
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);
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$id = $this->getExAppTalkBotHash($exApp->getAppid(), $route);
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$exAppConfig = $this->exAppConfigService->getAppConfig($exApp->getAppid(), $id);
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if ($exAppConfig === null) {
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$secret = $this->random->generate(64, ISecureRandom::CHAR_HUMAN_READABLE);
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} else {
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$secret = $exAppConfig->getConfigvalue(); // Do not regenerate already registered bot secret
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}
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return [$id, $url, $secret];
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}
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public function getTalkBotSecret(string $appId, string $route): ?string {
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$exAppConfig = $this->exAppConfigService->getAppConfig($appId, $this->getExAppTalkBotHash($appId, $route));
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return $exAppConfig?->getConfigvalue();
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}
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public function unregisterExAppTalkBots(ExApp $exApp): void {
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$exAppConfigs = $this->exAppConfigService->getAllAppConfig($exApp->getAppid());
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foreach ($exAppConfigs as $exAppConfig) {
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if (str_starts_with($exAppConfig->getConfigkey(), 'talk_bot_route_')) {
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$route = $exAppConfig->getConfigvalue();
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$id = $this->getExAppTalkBotHash($exApp->getAppid(), $route);
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$configHash = substr($exAppConfig->getConfigkey(), 15);
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if ($id === $configHash) {
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$this->unregisterExAppBot($exApp, $route);
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$this->exAppConfigService->deleteAppConfig($exAppConfig);
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}
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}
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}
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}
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private function getExAppTalkBotHash(string $appId, string $route): string {
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return sha1($appId . '_' . $route);
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}
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}
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