feat(bots): Respect the feature flags

Signed-off-by: Joas Schilling <coding@schilljs.com>

lib/Controller/BotController.php

@@ -100,6 +100,12 @@ class BotController extends AEnvironmentAwareController {
 					$botAttempt->getBotServer()->getSecret(),
 					$message
 				);
+
+				if (!($botAttempt->getBotServer()->getFeatures() & Bot::FEATURE_RESPONSE)) {
+					$this->logger->debug('Not accepting response from bot ID ' . $botAttempt->getBotServer()->getId() . ' because the feature is disabled for it');
+					throw new \InvalidArgumentException('Feature not enabled for bot', Http::STATUS_BAD_REQUEST);
+				}
+
 				return $botAttempt;
 			} catch (UnauthorizedException) {
 			}

lib/Service/BotService.php

@@ -269,9 +269,15 @@ class BotService {
 				$this->logger->warning('Can not find bot by ID ' . $botConversation->getBotId() . ' for token ' . $botConversation->getToken());
 				continue;
 			}
+			$botServer = $serversMap[$botConversation->getBotId()];
+
+			if (!($botServer->getFeatures() & Bot::FEATURE_WEBHOOK)) {
+				$this->logger->debug('Not sending webhook to bot ID ' . $botConversation->getBotId() . ' because the feature is disabled for it');
+				continue;
+			}
 
 			$bot = new Bot(
-				$serversMap[$botConversation->getBotId()],
+				$botServer,
 				$botConversation,
 			);