public function __construct($key = null, $secret = null, $redirect_uri = null)
{
$this->key = $key ? $key : Helper_Config::get('instagram_oauth_key');
$this->secret = $secret ? $secret : Helper_Config::get('instagram_oauth_secret');
if (!$redirect_uri) {
$redirect_uri = WM_Router::create(JO_Request::getInstance()->getBaseUrl() . '?controller=modules_instagram_login');
}
parent::__construct(array('client_id' => $this->key, 'client_secret' => $this->secret, 'grant_type' => 'authorization_code', 'redirect_uri' => $redirect_uri));
}
