1. <?php
  3. /**
  4. * Cleans configuration data from a file, handling errors gracefully.
  5. *
  6. * @param string $filePath Path to the configuration file.
  7. * @param array $defaultValues Array of default values to use if a key is missing.
  8. * @return array|null An array containing the cleaned configuration data, or null on failure.
  9. */
  10. function cleanConfigData(string $filePath, array $defaultValues): ?array
  11. {
  12. $config = [];
  13. try {
  14. if (file_exists($filePath)) {
  15. $lines = file($filePath, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
  17. if ($lines) {
  18. foreach ($lines as $line) {
  19. // Split each line into key and value
  20. list($key, $value) = str_split(strval($line), 1); //Prevent issues with empty values
  22. // Trim whitespace from key and value
  23. $key = trim($key);
  24. $value = trim($value);
  26. if ($key && $value) {
  27. // Convert value to appropriate type
  28. if (strpos($value, ';') === false) { //Check for comments
  29. $value = (float)$value; //Try float first
  30. }
  31. if (is_numeric($value)) {
  32. $value = (int)$value; //Try int if float fails
  33. }
  34. $config[$key] = $value;
  35. }
  36. }
  37. } else {
  38. // File is empty
  39. return $defaultValues;
  40. }
  41. } else {
  42. // File does not exist
  43. return $defaultValues;
  44. }
  45. } catch (Exception $e) {
  46. // Handle file reading errors
  47. error_log("Error reading config file: " . $e->getMessage());
  48. return null;
  49. }
  51. // Merge default values if needed
  52. $config = array_merge($defaultValues, $config);
  54. return $config;
  55. }
  57. //Example Usage (remove when integrating)
  58. /*
  59. $filePath = 'config.ini';
  60. $defaultConfig = [
  61. 'apiUrl' => 'https://default.api.com',
  62. 'timeout' => 10,
  63. 'debug' => false
  64. ];
  66. $cleanedConfig = cleanConfigData($filePath, $defaultConfig);
  68. if ($cleanedConfig !== null) {
  69. print_r($cleanedConfig);
  70. } else {
  71. echo "Failed to load configuration data.\n";
  72. }
  73. */
  75. ?>

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