1. <?php
  3. /**
  4. * Gracefully parses and tears down processes from a JSON payload.
  5. * For development purposes only.
  6. *
  7. * @param string $jsonPayload The JSON payload string.
  8. * @return array|null An array containing the parsed data, or null on failure.
  9. */
  10. function teardownProcessesFromJson(string $jsonPayload): ?array
  11. {
  12. try {
  13. $data = json_decode($jsonPayload, true); // Decode JSON to associative array
  15. if (json_last_error() !== JSON_ERROR_NONE) {
  16. error_log("JSON decode error: " . json_last_error_msg()); // Log error
  17. return null; // Return null on decode failure
  18. }
  20. // Example: Iterate through processes and gracefully terminate them.
  21. if (isset($data['processes']) && is_array($data['processes'])) {
  22. foreach ($data['processes'] as $process) {
  23. if (isset($process['id']) && is_numeric($process['id'])) {
  24. try {
  25. // Simulate process termination (replace with actual termination logic)
  26. error_log("Terminating process with ID: " . $process['id']);
  27. // Example: kill($process['id']); // Use with caution!
  28. // Or, send a signal to the process.
  29. } catch (Exception $e) {
  30. error_log("Error terminating process " . $process['id'] . ": " . $e->getMessage());
  31. // Continue to the next process, don't fail completely
  32. }
  33. }
  34. }
  35. }
  37. return $data; // Return the parsed data if successful
  39. } catch (Exception $e) {
  40. error_log("Unexpected error: " . $e->getMessage()); // Log unexpected errors
  41. return null; // Return null on any other exception
  42. }
  43. }
  45. // Example usage (for testing):
  46. /*
  47. $json = '{
  48. "processes": [
  49. {"id": 1},
  50. {"id": 2},
  51. {"id": "invalid"}
  52. ]
  53. }';
  55. $result = teardownProcessesFromJson($json);
  57. if ($result !== null) {
  58. print_r($result);
  59. } else {
  60. echo "Error processing JSON.";
  61. }
  62. */
  64. ?>

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