commerce_midtrans.module

<?php
/**
 * @file
 * Midtrans payment method for Drupal Commerce for testing and development.
 */

// load library
$rootplugin = dirname(__FILE__);
require_once($rootplugin.'/libraries/midtrans-php/Midtrans.php'); 

/**
 * Implements hook_libraries_info().
 */
function commerce_midtrans_libraries_info() {
  $libraries['midtrans'] = array(
    'name' => 'PHP client library for Midtrans',
    'vendor url' => 'https://github.com/Midtrans/midtrans-php',
    'download url' => 'https://github.com/Midtrans/midtrans-php/archive/master.zip',
    'path' => 'Midtrans',
    'version arguments' => array(
      'file' => 'README.md',
      'pattern' => '/Midtrans (\d+)/',
      'lines' => 6,
    ),
    'files' => array(
      'php' => array(
        'ApiRequestor.php',        
        'Config.php',
        'CoreApi.php',
        'Notification.php',
        'Sanitizer.php',   
        'Snap.php',             
        'SnapApiRequestor.php',
        'Transaction.php',
      ),
    ),
  );

  return $libraries;
}

/**
 * Implements hook_menu().
 */
function commerce_midtrans_menu() {
  $items = array();

  // Define an always accessible path to receive notification/IPNs.
  $items['commerce_midtrans/ipn'] = array(
    'page callback' => 'commerce_midtrans_process_ipn',
    'page arguments' => array(),
    'access callback' => TRUE,
    'type' => MENU_CALLBACK,
  );

  return $items;
}

/**
 * Processes an incoming notification.
 * @return bool
 *   TRUE or FALSE indicating whether the notification was successfully processed or not.
 */
function commerce_midtrans_process_ipn() {
  $raw_notification = json_decode(file_get_contents('php://input'), true);
  $field = $raw_notification['custom_field1'];

  if ($raw_notification['custom_field1'] == 'online_installment'){
    $payment = commerce_payment_method_instance_load('commerce_midtrans_online_installment|commerce_payment_commerce_midtrans_online_installment');
    $method = 'commerce_midtrans_online_installment';
  }
  else if ($raw_notification['custom_field1'] == 'offline_installment'){
    $payment = commerce_payment_method_instance_load('commerce_midtrans_offline_installment|commerce_payment_commerce_midtrans_offline_installment');
    $method = 'commerce_midtrans_offline_installment';
  }
  else {
    $payment = commerce_payment_method_instance_load('commerce_midtrans_snap|commerce_payment_commerce_midtrans_snap');
    $method = 'commerce_midtrans_snap';
  }

  if ($payment['settings']['payment_mode'] == 'TEST'){
    // set sandbox credentials here
    \Midtrans\Config::$serverKey = $payment['settings']['sandbox_server_key'];
    \Midtrans\Config::$isProduction = FALSE;
  }
  else if ($payment['settings']['payment_mode'] == 'LIVE'){
    // set production credentials here
    \Midtrans\Config::$serverKey = $payment['settings']['production_server_key'];
    \Midtrans\Config::$isProduction = TRUE;
  }

  $response = new \Midtrans\Notification();

  // error_log('exit point response '.print_r($response, TRUE)); //debugan
  // Exit now if the $_POST was empty.
  if (empty($response)) {
    watchdog('commerce_midtrans', 'Notification URL accessed with no POST data submitted.', array(), WATCHDOG_WARNING);
    return FALSE;
  }

  watchdog('commerce_midtrans', 'Response from Midtrans ! Response: !Response :.', array('!Response' => '<pre>' . print_r($response, TRUE) . '</pre>'), WATCHDOG_DEBUG);

  if (isset($response) && !empty($response)) {
    // Prepare a transaction object to log the API response.
    $transaction = commerce_payment_transaction_new($method, $response->order_id);
    $order = commerce_order_load($response->order_id);
    $transaction->uid = $order->uid;
    $transaction->currency_code = $order->commerce_order_total[LANGUAGE_NONE][0]['currency_code'];
    $transaction->instance_id = $order->data['payment_method'];
    $transaction->remote_id = $response->transaction_id;
    $transaction->remote_status = $response->transaction_status;
    $transaction->payload = $response;
    $transaction->amount = commerce_currency_decimal_to_amount($response->gross_amount / $payment['settings']['conversion'], $transaction->currency_code);
    $transaction->message = $response->status_message;

    // Set the transaction status based on SUCCESS or FAIL.
    $transaction_status = $response->transaction_status;
    $fraud = $response->fraud_status;
    $payment_type = $response->payment_type;

    // error_log('VTtransaction status: '.$transaction_status ); //debugan
    // error_log('transaction->status: '.$transaction->status ); //debugan
    if ($transaction_status == 'capture') {
      if ($fraud == 'challenge') {
        $transaction->status = COMMERCE_PAYMENT_STATUS_PENDING;
        commerce_order_status_update($order, $name = 'pending', $skip_save = FALSE, $revision = TRUE, t('Midtrans-' . $payment_type . ': challenged payment'));
      }
      elseif ($fraud == 'accept') {
        $transaction->status = COMMERCE_PAYMENT_STATUS_SUCCESS;
        commerce_order_status_update($order, $name = 'processing', $skip_save = FALSE, $revision = TRUE, t('Midtrans-' . $payment_type . ': payment completed'));
      }
    }
    elseif ($transaction_status == 'settlement') {
      // error_log($payment_type); //debugan
      // error_log(print_r($response,true)); //debugan
      if($payment_type != 'credit_card'){
        $transaction->status = COMMERCE_PAYMENT_STATUS_SUCCESS;
        commerce_order_status_update($order, $name = 'processing', $skip_save = FALSE, $revision = TRUE, t('Midtrans-' . $payment_type . ': payment completed'));
      } else{
        // error_log('do nothing'); //debugan
        return;
      }
    }
    elseif ($transaction_status == 'pending') {
        $transaction->status = COMMERCE_PAYMENT_STATUS_PENDING;
        commerce_order_status_update($order, $name = 'pending', $skip_save = FALSE, $revision = TRUE, t('Midtrans-'. $payment_type . ': awaiting payment'));
    }
    elseif ($transaction_status == 'cancel') {
      
      $transaction->status = COMMERCE_PAYMENT_STATUS_SUCCESS;
      $transaction->amount = -($transaction->amount);
      commerce_order_status_update($order, $name = 'canceled', $skip_save = FALSE, $revision = TRUE, t('Midtrans-' . $payment_type . ': cancelled payment'));
      $transaction->message = 'Cancel, payment canceled';
      
    }
    elseif ($transaction_status == 'expire') {
      
      $transaction->status = COMMERCE_PAYMENT_STATUS_SUCCESS;
      $transaction->amount = -($transaction->amount);
      commerce_order_status_update($order, $name = 'canceled', $skip_save = FALSE, $revision = TRUE, t('Midtrans-' . $payment_type . ': expired payment'));
      $transaction->message = 'Expire, payment expired';
      
    }
    elseif ($transaction_status == 'deny') {
      $transaction->status = COMMERCE_PAYMENT_STATUS_FAILURE;
      commerce_order_status_update($order, $name = 'canceled', $skip_save = FALSE, $revision = TRUE, t('Midtrans-' . $payment_type . ': denied payment'));
      $transaction->message = 'Denied, payment denied by Midtrans';
    }else{
      $transaction->status = COMMERCE_PAYMENT_STATUS_FAILURE;
    }

    // error_log('transaction->status: '.$transaction->status ); //debugan
    // error_log('transaction: '.print_r($transaction,true) ); //debugan
    commerce_payment_transaction_save($transaction);
  }
}

/**
 * Convert 2 digits coundry code to 3 digit country code.
 *
 * @param string $country_code
 *   Country code which will be converted.
 */
function commerce_midtrans_convert_country_code($country_code) {
  // 3 digits country codes.
  module_load_include('inc', 'commerce_midtrans', 'commerce_midtrans.data');
  $cc_three = commerce_midtrans_country_code();
  // Check if country code exists.
  if (isset($cc_three[$country_code]) && $cc_three[$country_code] != '') {
    $country_code = $cc_three[$country_code];
  }
  return $country_code;
}