Topic: via PHP-script/jsonRPC bitcoin versenden (Read 2449 times)

class jsonRPCClient {
   
   /**
    * Debug state
    *
    * @var boolean
    */
   private $debug;
   
   /**
    * The server URL
    *
    * @var string
    */
   private $url;
   /**
    * The request id
    *
    * @var integer
    */
   private $id;
   /**
    * If true, notifications are performed instead of requests
    *
    * @var boolean
    */
   private $notification = false;
   
   /**
    * Takes the connection parameters
    *
    * @param string $url
    * @param boolean $debug
    */
   public function __construct($url,$debug = false) {
      // server URL
      $this->url = $url;
      // proxy
      empty($proxy) ? $this->proxy = '' : $this->proxy = $proxy;
      // debug state
      empty($debug) ? $this->debug = false : $this->debug = true;
      // message id
      $this->id = 1;
   }
   
   /**
    * Sets the notification state of the object. In this state, notifications are performed, instead of requests.
    *
    * @param boolean $notification
    */
   public function setRPCNotification($notification) {
      empty($notification) ?
                     $this->notification = false
                     :
                     $this->notification = true;
   }
   
   /**
    * Performs a jsonRCP request and gets the results as an array
    *
    * @param string $method
    * @param array $params
    * @return array
    */
   public function __call($method,$params) {
      
      // check
      if (!is_scalar($method)) {
         throw new Exception('Method name has no scalar value');
      }
      
      // check
      if (is_array($params)) {
         // no keys
         $params = array_values($params);
      } else {
         throw new Exception('Params must be given as array');
      }
      
      // sets notification or request task
      if ($this->notification) {
         $currentId = NULL;
      } else {
         $currentId = $this->id;
      }
      
      // prepares the request
      $request = array(
                  'method' => $method,
                  'params' => $params,
                  'id' => $currentId
                  );
      $request = json_encode($request);
      $this->debug && $this->debug.='***** Request *****'."\n".$request."\n".'***** End Of request *****'."\n\n";
      
      // performs the HTTP POST
        $ch = curl_init();
        curl_setopt_array($ch, array(
            CURLOPT_URL => $this->url,
            CURLOPT_POST => true,
            CURLOPT_POSTFIELDS => $request,
            CURLOPT_HTTPHEADER => array('Content-type: application/json'),
            CURLOPT_RETURNTRANSFER => true,
        ));
        
        $response = curl_exec($ch);
        if($response === false)
        {
         throw new Exception('Unable to connect to '.$this->url);
         throw new Exception('Keine Verbindung zum Bitcoin Server moeglich. Bitte kontaktiere uns. ');
      }
        
        $this->debug && $this->debug.='***** Server response *****'."\n".$response.'***** End of server response *****'."\n";
        $response = json_decode($response,true);
      
      // debug output
      if ($this->debug) {
         echo nl2br($debug);
      }
      
      // final checks and return
      if (!$this->notification) {
         // check
         if ($response['id'] != $currentId) {
         throw new Exception('Incorrect response id (request id: '.$currentId.', response id: '.$response['id'].')');
         }
         if (!is_null($response['error'])) {
         throw new Exception('Request error: '.$response['error']['message']);
         }
         
         return $response['result'];
         
      } else {
         return true;
      }
   }
}
?>