/**
  * Transform array keys from external_name to name and vice-versa.
  *
  * @param array $scope_arr Array to transform
  *
  * @return array|bool|mixed
  */
 public function transfrom_keys_to_internal_names($scope_arr, $parsing_params = false)
 {
     if (!$this->_init_variable()) {
         return false;
     }
     if (empty($parsing_params) or !is_array($parsing_params)) {
         $parsing_params = array();
     }
     $parsing_params['check_external_names'] = true;
     if (!($return_arr = $this->_var->transform_keys($scope_arr, null, $parsing_params)) or !is_array($return_arr)) {
         $return_arr = false;
     }
     if (!empty($this->_merged_structures) and is_array($this->_merged_structures)) {
         if (empty($return_arr)) {
             $return_arr = array();
         }
         /**
          * @var string $structure_name
          * @var S2P_SDK_Scope_Structure $structure_obj
          */
         foreach ($this->_merged_structures as $structure_name => $structure_obj) {
             if (!($structure_result_arr = $structure_obj->transfrom_keys_to_internal_names($scope_arr, $parsing_params)) or !is_array($structure_result_arr)) {
                 continue;
             }
             $return_arr = array_merge($return_arr, $structure_result_arr);
         }
     }
     return $return_arr;
 }
 /**
  * This method should be overridden by methods which have actions to be taken after we receive response from server
  *
  * @param array $call_result
  * @param array $params
  *
  * @return array Returns array with finalize action details
  */
 public function finalize($call_result, $params)
 {
     $return_arr = self::default_finalize_result();
     if (!($call_result = S2P_SDK_Rest_API::validate_call_result($call_result)) or empty($call_result['response']['func'])) {
         return $return_arr;
     }
     switch ($call_result['response']['func']) {
         case self::FUNC_METHOD_DETAILS:
             if (!empty($call_result['response']['response_array']['method'])) {
                 $return_arr['custom_validators'] = array();
                 $return_arr['custom_validators']['payment'] = array();
                 $return_arr['custom_validators']['recurrent'] = array();
                 $pay_request_obj = new S2P_SDK_Structure_Payment_Request();
                 $variable_obj = new S2P_SDK_Scope_Variable($pay_request_obj->get_definition());
                 $payment_request_arr = $variable_obj->nullify(null, array('check_external_names' => false, 'nullify_full_object' => true));
                 $we_have_validators = false;
                 if (!empty($call_result['response']['response_array']['method']['validatorspayin']) and is_array($call_result['response']['response_array']['method']['validatorspayin'])) {
                     $custom_validators = array();
                     foreach ($call_result['response']['response_array']['method']['validatorspayin'] as $validator_arr) {
                         if ($custom_validator = self::extract_method_validator($validator_arr, $payment_request_arr)) {
                             if (!($transform_result = $variable_obj->transform_keys(array('Payment' => $custom_validator['sources']), null, array('check_external_names' => true))) or !is_array($transform_result) or empty($transform_result['payment']) or !is_array($transform_result['payment'])) {
                                 continue;
                             }
                             $custom_validator['sources'] = $transform_result['payment'];
                             $custom_validators[] = $custom_validator;
                         }
                     }
                     if (!empty($custom_validators)) {
                         $return_arr['custom_validators']['payment'] = $custom_validators;
                         $we_have_validators = true;
                     }
                 }
                 if (!empty($call_result['response']['response_array']['method']['validatorsrecurrent']) and is_array($call_result['response']['response_array']['method']['validatorsrecurrent'])) {
                     $custom_validators = array();
                     foreach ($call_result['response']['response_array']['method']['validatorsrecurrent'] as $validator_arr) {
                         if ($custom_validator = self::extract_method_validator($validator_arr, $payment_request_arr)) {
                             if (!($transform_result = $variable_obj->transform_keys(array('Payment' => $custom_validator['sources']), null, array('check_external_names' => true))) or !is_array($transform_result) or empty($transform_result['payment']) or !is_array($transform_result['payment'])) {
                                 continue;
                             }
                             $custom_validator['sources'] = $transform_result['payment'];
                             $custom_validators[] = $custom_validator;
                         }
                     }
                     if (!empty($custom_validators)) {
                         $return_arr['custom_validators']['recurrent'] = $custom_validators;
                         $we_have_validators = true;
                     }
                 }
                 if (empty($we_have_validators)) {
                     $return_arr['custom_validators'] = false;
                 }
             }
             break;
     }
     return $return_arr;
 }