feat: cli command to download travel xml data from buspro api

src/BusProNet/ApiClient.php

@@ -401,6 +401,30 @@ class ApiClient
         return $this->sendRequest(static::TYPE_PRODUCT_DATA, $data, ['hotelId' => $hotelId]);
     }
 
+    /**
+     * Fetches raw XML travel data from the BusProNet API.
+     *
+     * Returns the unprocessed XML response for direct storage in the XML export directory.
+     * The response format matches the XML export structure from BusPro.
+     *
+     * @param int $travelId The travel product ID to fetch
+     *
+     * @return string The raw XML response
+     *
+     * @throws ApiClientException If the API request fails
+     */
+    public function getTravelDataXml(int $travelId): string
+    {
+        $data = [
+            'user' => $this->config['bpn_username'],
+            'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], static::TYPE_PRODUCT_DATA),
+            'satz' => ['@typ' => static::TYPE_PRODUCT_DATA],
+            'idprodukt' => $travelId,
+        ];
+
+        return $this->sendRequestRaw($data);
+    }
+
     /**
      * @throws ApiClientException
      */
@@ -582,6 +606,14 @@ class ApiClient
         return $this->executeWithRetry(fn () => $this->doSendRequest($type, $data, $additionalArgs, $debug), $type);
     }
 
+    /**
+     * @throws ApiClientException
+     */
+    private function sendRequestRaw(array $data): string
+    {
+        return $this->executeWithRetry(fn () => $this->doSendRequestRaw($data));
+    }
+
     /**
      * Executes an operation with automatic retry on immediate connection close.
      *
@@ -680,6 +712,44 @@ class ApiClient
         throw new ApiClientException('Unexpected response received from API');
     }
 
+    /**
+     * @throws ApiClientException
+     * @throws ImmediateConnectionCloseException
+     */
+    private function doSendRequestRaw(array $data): string
+    {
+        $requestId = $this->getRequestId();
+
+        $body = $this->serializer->serialize($data, 'xml', [
+            XmlEncoder::ROOT_NODE_NAME => 'anfrage',
+            XmlEncoder::ENCODING => 'UTF-8',
+        ]);
+
+        if (true === $this->config['debug']) {
+            $this->dumpXmlToFile('request', $requestId, $body);
+        }
+
+        $socket = $this->connect();
+
+        $this->logger->info('Sending raw request to BPN API', [
+            'requestId' => $requestId,
+            'type' => $data['satz']['@typ'],
+            'port' => $this->selectedPort,
+        ]);
+
+        $this->send($socket, $body);
+        $response = $this->receive($socket);
+        $this->disconnect($socket);
+
+        $xml = substr($response, 10);
+
+        if (true === $this->config['debug']) {
+            $this->dumpXmlToFile('response', $requestId, $xml);
+        }
+
+        return $xml;
+    }
+
     private function dumpXmlToFile(string $type, string $requestId, string $body): void
     {
         try {
@@ -693,7 +763,7 @@ class ApiClient
         $baseId = $this->requestStack->getMainRequest()?->attributes->get('request_id')
             ?? date(DATE_ATOM);
 
-        return $baseId . '_' . ++$this->requestCounter;
+        return $baseId.'_'.++$this->requestCounter;
     }
 
     private function createKey(string $username, string $password, string $type): string