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<?php
declare(strict_types=1);
namespace OCA\AppAPI\Service;
use OCA\AppAPI\Db\ExApp;
use OCA\Talk\Events\BotInstallEvent;
use OCA\Talk\Events\BotUninstallEvent;
use OCP\EventDispatcher\IEventDispatcher;
use OCP\IURLGenerator;
use OCP\Security\ISecureRandom;
class TalkBotsService {
public function __construct(
private readonly ExAppConfigService $exAppConfigService,
private readonly IEventDispatcher $dispatcher,
private readonly ISecureRandom $random,
private readonly IURLGenerator $urlGenerator,
) {
}
public function registerExAppBot(ExApp $exApp, string $name, string $route, string $description): ?array {
if (!class_exists(BotInstallEvent::class)) {
return null;
}
[$id, $url, $secret] = $this->getExAppTalkBotConfig($exApp, $route);
$event = new BotInstallEvent(
$name,
$secret,
$url,
$description,
);
$this->dispatcher->dispatchTyped($event);
$this->exAppConfigService->setAppConfigValue($exApp->getAppid(), $id, $secret);
$this->exAppConfigService->setAppConfigValue($exApp->getAppid(), 'talk_bot_route_' . $id, $route);
return [
'id' => $id,
'secret' => $secret,
];
}
public function unregisterExAppBot(ExApp $exApp, string $route): ?bool {
if (!class_exists(BotUninstallEvent::class)) {
return null;
}
[$id, $url, $secret] = $this->getExAppTalkBotConfig($exApp, $route);
$event = new BotUninstallEvent($secret, $url);
$this->dispatcher->dispatchTyped($event);
if ($this->exAppConfigService->deleteAppConfigValues([$id], $exApp->getAppid()) !== 1) {
return null;
}
return true;
}
private function getExAppTalkBotConfig(ExApp $exApp, string $route): array {
$url = $this->urlGenerator->linkToOCSRouteAbsolute(
'app_api.TalkBot.proxyTalkMessage', ['appId' => $exApp->getAppid(), 'route' => $route]
);
$id = $this->getExAppTalkBotHash($exApp->getAppid(), $route);
$exAppConfig = $this->exAppConfigService->getAppConfig($exApp->getAppid(), $id);
if ($exAppConfig === null) {
$secret = $this->random->generate(64, ISecureRandom::CHAR_HUMAN_READABLE);
} else {
$secret = $exAppConfig->getConfigvalue(); // Do not regenerate already registered bot secret
}
return [$id, $url, $secret];
}
public function getTalkBotSecret(string $appId, string $route): ?string {
$exAppConfig = $this->exAppConfigService->getAppConfig($appId, $this->getExAppTalkBotHash($appId, $route));
return $exAppConfig?->getConfigvalue();
}
public function unregisterExAppTalkBots(ExApp $exApp): void {
$exAppConfigs = $this->exAppConfigService->getAllAppConfig($exApp->getAppid());
foreach ($exAppConfigs as $exAppConfig) {
if (str_starts_with($exAppConfig->getConfigkey(), 'talk_bot_route_')) {
$route = $exAppConfig->getConfigvalue();
$id = $this->getExAppTalkBotHash($exApp->getAppid(), $route);
$configHash = substr($exAppConfig->getConfigkey(), 15);
if ($id === $configHash) {
$this->unregisterExAppBot($exApp, $route);
$this->exAppConfigService->deleteAppConfig($exAppConfig);
}
}
}
}
private function getExAppTalkBotHash(string $appId, string $route): string {
return sha1($appId . '_' . $route);
}
}
Zerion Mini Shell 1.0