Handle ConnectionException

composer.json

@@ -1,7 +1,7 @@
 {
     "name": "ampeco/omnipay-ecpay",
     "description": "Ecpay gateway for Omnipay payment processing",
-    "version": "1.1.1",
+    "version": "1.1.2",
     "authors": [
         {
             "name": "Alexander Alexiev",

src/Message/PurchaseRequest.php

@@ -20,19 +20,23 @@ public function getData()
 
     public function sendData($data)
     {
-        $res = $this->getPaymentApi()->authorizeViaStoredCard(
+        $authRes = $this->getPaymentApi()->authorizeViaStoredCard(
             $data['merchantTradeNo'], $data['cardReference'],$data['clientId'], $data['amount'], $data['description']
         );
-        $authResponse = new Response($this, $res);
+        $authResponse = new Response($this, $authRes);
         $this->response = $authResponse;
-        if ($authResponse->isSuccessful()){
-            $this->getPaymentApi()->updateTransaction(
+
+        if ($authResponse->isSuccessful()) {
+            $captureRes = $this->getPaymentApi()->updateTransaction(
                 PaymentApi::UPDATE_CAPTURE,
                 $authResponse->getTransactionReference(),
                 $data['merchantTradeNo'],
                 $data['amount']
             );
+
+            return new Response($this, $captureRes);
         }
+
         return $authResponse;
     }
 }

src/SDK/HttpClient.php

@@ -3,6 +3,7 @@
 
 namespace Ampeco\OmnipayEcpay\SDK;
 
+use GuzzleHttp\Exception\ConnectException;
 use Psr\Http\Message\ResponseInterface;
 
 class HttpClient extends \GuzzleHttp\Client
@@ -22,12 +23,17 @@ public function __construct(array $config = [])
     /**
      * @param \Psr\Http\Message\UriInterface|string $uri
      * @param array $options
-     * @return \Psr\Http\Message\ResponseInterface|void
+     * @return \Psr\Http\Message\ResponseInterface|null|void
      */
-    public function post($uri, array $options = []): ResponseInterface
+    public function post($uri, array $options = [])
     {
         $body =  http_build_query($options);
         $options = ['body' => $body];
-        return parent::post($uri, $options);
+
+        try {
+            return parent::post($uri, $options);
+        } catch (ConnectException $exception) {
+            return null;
+        }
     }
 }

src/SDK/LoadsHttpClient.php

@@ -27,7 +27,11 @@ protected function setHttpClientOptions($options){
         $this->httpClient = null;
     }
 
-    protected function parseResponse(ResponseInterface $response){
-        return parse_query($response->getBody()->getContents());
+    /**
+     * @param ResponseInterface|null $response
+     * @return array
+     */
+    protected function parseResponse($response) {
+        return $response ? parse_query($response->getBody()->getContents()) : [];
     }
 }

src/SDK/SignsData.php

@@ -37,6 +37,10 @@ protected function signDataWithMd5($data, $exemptions = [], $normalize = [])
 
     protected function validData($data, $method = 'signSHA256', $ignoreOnTest=false)
     {
+        if (empty($data)) {
+            return [];
+        }
+
         if ($ignoreOnTest && $this->testMode) {
             return $data; // Signature is missing on testing for some responses
         }