fix critical bag of connectors

Author: t3ran13

Connectors/Http/HttpConnectorAbstract.php

@@ -147,23 +147,18 @@ public function getNextId()
      * @param int    $try_number Try number of getting answer from api
      *
      * @return array|object
+     * @throws ConnectionException
      * @throws ConnectionFailureException
      */
     public function doRequest($apiName, array $data, $answerFormat = self::ANSWER_FORMAT_ARRAY, $try_number = 1)
     {
         try {
-            $data = [
-                'jsonrpc' => '2.0',
-                'id'      => 1,
-                'method'  => 'call',
-                'params'  => [
-                    $apiName,
-                    $data['method'],
-                    $data['params']
-                ]
-            ];
             $connection = $this->getConnection();
-            $answer['result'] = $connection->execute($data['method'], $data['params']);
+            $answer['result'] = $connection->execute('call', $data['params']);
+
+            if (isset($answer['error'])) {
+                throw new ConnectionFailureException('got error in answer: ' . $answer['error']['code'] . ' ' . $answer['error']['message']);
+            }
 
         } catch (ConnectionFailureException $e) {
 

Connectors/WebSocket/GolosWSConnector.php

@@ -15,5 +15,5 @@ class GolosWSConnector extends WSConnectorAbstract
      *
      * @var string
      */
-    protected $nodeURL = 'wss://ws.golos.io';
+    protected $nodeURL = 'wss://ws17.golos.blog';
 }

Connectors/WebSocket/WSConnectorAbstract.php

@@ -152,7 +152,7 @@ public function getNextId()
     public function doRequest($apiName, array $data, $answerFormat = self::ANSWER_FORMAT_ARRAY, $try_number = 1)
     {
         $requestId = $this->getNextId();
-        $data = [
+        $requestData = [
             'jsonrpc' => '2.0',
             'id'     => $requestId,
             'method' => 'call',
@@ -164,19 +164,22 @@ public function doRequest($apiName, array $data, $answerFormat = self::ANSWER_FO
         ];
         try {
             $connection = $this->getConnection();
-            $connection->send(json_encode($data, JSON_UNESCAPED_UNICODE));
+            $connection->send(json_encode($requestData, JSON_UNESCAPED_UNICODE));
 
             $answerRaw = $connection->receive();
             $answer = json_decode($answerRaw, self::ANSWER_FORMAT_ARRAY === $answerFormat);
 
+            if (isset($answer['error'])) {
+                throw new ConnectionException('got error in answer: ' . $answer['error']['code'] . ' ' . $answer['error']['message']);
+            }
             //check that answer has the same id or id from previous tries, else it is answer from other request
             if (self::ANSWER_FORMAT_ARRAY === $answerFormat) {
                 $answerId = $answer['id'];
             } elseif (self::ANSWER_FORMAT_OBJECT === $answerFormat) {
                 $answerId = $answer->id;
             }
             if ($requestId - $answerId > ($try_number - 1)) {
-                throw new ConnectionException('get answer from old request');
+                throw new ConnectionException('got answer from old request');
             }