1. <?php
  3. /**
  4. * Teardown function for dry-run scenarios.
  5. * Clears configuration values based on provided flags.
  6. *
  7. * @param array $flags An array of flags to clear. Valid keys: 'db_host', 'db_user', 'api_key'.
  8. * @return void
  9. */
  10. function teardownConfiguration(array $flags): void
  11. {
  12. // Default configuration values (can be extended)
  13. $defaultConfig = [
  14. 'db_host' => 'localhost',
  15. 'db_user' => 'defaultuser',
  16. 'api_key' => 'defaultapikey',
  17. ];
  20. foreach ($flags as $flag) {
  21. switch ($flag) {
  22. case 'db_host':
  23. unset($_ENV['db_host']); //remove from environment
  24. unset($_SERVER['DB_HOST']); //remove from server
  25. break;
  26. case 'db_user':
  27. unset($_ENV['db_user']);
  28. unset($_SERVER['DB_USER']);
  29. break;
  30. case 'api_key':
  31. unset($_ENV['api_key']);
  32. unset($_SERVER['API_KEY']);
  33. break;
  34. default:
  35. // Ignore unknown flags
  36. break;
  37. }
  38. }
  40. //Restore default values
  41. foreach($defaultConfig as $key => $value){
  42. $_ENV[$key] = $value;
  43. $_SERVER[$key] = $value;
  44. }
  45. }
  47. ?>

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