PHP Decode

<?php 
 
  // Namespace 
  namespace BMI\Plugin\Heart; 
 
  // Allow only POST requests 
  if ($_SERVER['REQUEST_METHOD'] !== 'POST') { 
    exit; 
  } 
 
  // Make sure getallheaders will work 
  if (!function_exists('__getallheaders')) { 
    function __getallheaders() { 
      $headers = []; 
      foreach ($_SERVER as $name => $value) { 
        if (substr($name, 0, 5) == 'HTTP_') { 
          $headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value; 
        } 
      } 
      return $headers; 
    } 
  } 
 
  // Get fields from header 
  if (function_exists('getallheaders')) { 
    $fields = getallheaders(); 
  } 
 
  // Check headers 
  if (!isset($fields['Content-Content']) && !isset($fields['content-content'])) { 
    $fields = __getallheaders(); 
  } 
 
  // Lowercase 
  foreach ($fields as $key => $value) { 
    $buffer = $value; 
    unset($fields[$key]); 
    $fields[strtolower($key)] = $value; 
  } 
 
  // Let other files know that it's CURL request 
  define('BMI_CURL_REQUEST', true); 
  define('BMI_CLI_REQUEST', false); 
 
  // Load some constants 
  define('ABSPATH', $fields['content-abs']); 
  if (substr($fields['content-content'], -1) != '/') { 
    $fields['content-content'] = $fields['content-content'] . '/'; 
  } 
  if (!defined('WP_CONTENT_DIR')) { 
    define('WP_CONTENT_DIR', $fields['content-content']); 
  } 
  define('BMI_CONFIG_DIR', $fields['content-configdir']); 
  define('BMI_BACKUPS', $fields['content-backups']); 
  define('BMI_ROOT_DIR', $fields['content-dir']); 
  define('BMI_INCLUDES', BMI_ROOT_DIR . 'includes'); 
  define('BMI_SAFELIMIT', intval($fields['content-safelimit'])); 
 
  // Replace error-log file 
  @ini_set('log_errors', 1); 
  @ini_set('error_log', BMI_CONFIG_DIR . '/background-errors.log'); 
 
  // Increase max execution time 
  @set_time_limit(259200); 
  @ini_set('memory_limit', (BMI_SAFELIMIT * 4 + 16) . 'M'); 
  @ini_set('max_input_time', '259200'); 
  @ini_set('max_execution_time', '259200'); 
  @ini_set('session.gc_maxlifetime', '1200'); 
 
  // Let the server know it's server-side script 
  ignore_user_abort(true); 
 
  if (!isset($fields['content-browser'])) $fields['content-browser'] = false; 
  if (!($fields['content-browser'] === 'true' || $fields['content-browser'] === true)) { 
 
    // Also return something, so it can close the connection 
    ob_start(); 
 
    // The message 
    echo 'This is server side script, you will not get any response here.'; 
 
    // Don't block server handler 
    session_write_close(); 
 
    // Set proper headers 
    header('Content-Length: ' . ob_get_length()); 
    header('Connection: close'); 
 
    // End the output for user 
    ob_end_flush(); 
    flush(); 
 
  } 
 
  // Start output for server 
  ob_start(); 
 
  // Catch anything if possible 
  try { 
 
    // Load bypasser 
    require_once BMI_INCLUDES . '/bypasser.php'; 
    $request = new BMI_Backup_Heart(true, 
      $fields['content-configdir'], 
      $fields['content-content'], 
      $fields['content-backups'], 
      $fields['content-abs'], 
      $fields['content-dir'], 
      $fields['content-url'], 
      [ 
        'identy' => $fields['content-identy'], 
        'manifest' => $fields['content-manifest'], 
        'safelimit' => $fields['content-safelimit'], 
        'rev' => $fields['content-rev'], 
        'backupname' => $fields['content-name'], 
        'start' => $fields['content-start'], 
        'filessofar' => $fields['content-filessofar'], 
        'total_files' => $fields['content-total'], 
        'browser' => $fields['content-browser'] 
      ], 
      $fields['content-it'] 
    ); 
 
    // Handle request 
    $request->handle_batch(); 
 
  } catch (\Exception $e) { 
 
    error_log('There was an error with Backup Migration plugin: ' . $e->getMessage()); 
    error_log($e); 
 
  } catch (\Throwable $e) { 
 
    error_log('There was an error with Backup Migration plugin: ' . $e->getMessage()); 
    error_log($e); 
 
  } 
 
  // End the server task 
  ob_end_clean(); exit; 
 ?>