1. <?php
  3. /**
  4. * Backs up configuration files for hypothesis validation with manual overrides.
  5. *
  6. * @param array $config_files An array of configuration file paths.
  7. * @param array $overrides An array of key-value pairs to override in the backups.
  8. * @param string $backup_dir The directory to store the backups.
  9. * @return bool True on success, false on failure.
  10. */
  11. function backupConfiguration(array $config_files, array $overrides, string $backup_dir): bool
  12. {
  13. // Ensure backup directory exists
  14. if (!is_dir($backup_dir)) {
  15. mkdir($backup_dir, 0777, true); // Create directory recursively
  16. }
  18. foreach ($config_files as $config_file) {
  19. // Sanitize the filename
  20. $filename = basename($config_file);
  21. $backup_file = $backup_dir . '/' . $filename . '.bak';
  23. try {
  24. // Backup the file
  25. copy($config_file, $backup_file);
  27. // Apply overrides if needed
  28. if (!empty($overrides)) {
  29. $content = file_get_contents($backup_file);
  30. if ($content !== false) {
  31. foreach ($overrides as $key => $value) {
  32. $content = str_replace($key, $value, $content);
  33. }
  34. file_put_contents($backup_file, $content);
  35. } else {
  36. error_log("Error reading file: " . $config_file);
  37. return false;
  38. }
  39. }
  40. } catch (Exception $e) {
  41. error_log("Error backing up file " . $config_file . ": " . $e->getMessage());
  42. return false;
  43. }
  44. }
  46. return true;
  47. }
  49. // Example Usage (replace with your actual values)
  50. /*
  51. $config_files = [
  52. 'config.ini',
  53. 'settings.json',
  54. 'data/parameters.yaml',
  55. ];
  57. $overrides = [
  58. 'database_host' => 'new_host',
  59. 'api_key' => 'new_api_key',
  60. ];
  62. $backup_dir = 'backups';
  64. if (backupConfiguration($config_files, $overrides, $backup_dir)) {
  65. echo "Configuration files backed up successfully.\n";
  66. } else {
  67. echo "Configuration file backup failed.\n";
  68. }
  69. */
  71. ?>

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