Added get method

Author: jtx

src/PleskX/Api/Operator/Mail.php

@@ -31,6 +31,23 @@ public function create(string $name, int $siteId, string $forwardAddress)
         return new Struct\Info($response->mailname);
     }
 
+    /**
+     * @param int $siteId
+     * @return \PleskX\Api\XmlResponse
+     */
+    public function get(int $siteId)
+    {
+        $packet = $this->_client->getPacket();
+        $info = $packet->addChild($this->_wrapperTag)->addChild('get_info');
+        $filter = $info->addChild('filter');
+        $filter->addChild('site_id', $siteId);
+        $filter->addChild('forwarding', 'true');
+
+        $response = $this->_client->request($packet);
+
+        return $response;
+    }
+
     /**
      * @param string $field
      * @param integer|string $value
@@ -44,7 +61,7 @@ public function delete($field, $value, $siteId)
         $filter->addChild('site-id', $siteId);
         $filter->addChild($field, $value);
         $response = $this->_client->request($packet);
+
         return 'ok' === (string)$response->status;
     }
-
 }