1. <?php
  3. /**
  4. * Limits output of URL parameters for short-lived tasks with graceful failure handling.
  5. *
  6. * @param array $params Array of URL parameters.
  7. * @param string $task_name Name of the task.
  8. * @return string|false Output string or false on failure.
  9. */
  10. function limitUrlParams(array $params, string $task_name): string|false
  11. {
  12. $output = '';
  13. $max_params = 5; // Limit the number of displayed parameters.
  15. if (empty($params)) {
  16. return ''; // Return empty string if no parameters are provided.
  17. }
  19. $count = 0;
  20. foreach ($params as $key => $value) {
  21. if ($count >= $max_params) {
  22. // Stop displaying parameters once the limit is reached.
  23. break;
  24. }
  26. // Sanitize the key and value for output.
  27. $sanitized_key = htmlspecialchars($key);
  28. $sanitized_value = htmlspecialchars($value);
  30. $output .= "$sanitized_key=$sanitized_value ";
  31. $count++;
  32. }
  34. if (empty($output)) {
  35. return "No parameters to display for task: $task_name";
  36. }
  38. return "Task '$task_name' parameters (limited): $output";
  39. }
  42. // Example usage:
  43. $params1 = ['param1' => 'value1', 'param2' => 'value2', 'param3' => 'value3', 'param4' => 'value4', 'param5' => 'value5', 'param6' => 'value6'];
  44. $result1 = limitUrlParams($params1, 'short_task');
  45. echo $result1 . "\n";
  47. $params2 = ['param1' => 'value1', 'param2' => 'value2'];
  48. $result2 = limitUrlParams($params2, 'another_short_task');
  49. echo $result2 . "\n";
  51. $params3 = [];
  52. $result3 = limitUrlParams($params3, 'empty_task');
  53. echo $result3 . "\n";
  55. ?>

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