1. <?php
  3. /**
  4. * Replaces values in a log file for a temporary solution.
  5. *
  6. * @param string $logFilePath Path to the log file.
  7. * @param array $replacements Array of replacements, where key is the value to find and value is the replacement value.
  8. * @return bool True on success, false on failure.
  9. */
  10. function replaceInLogFile(string $logFilePath, array $replacements): bool
  11. {
  12. if (!file_exists($logFilePath)) {
  13. return false; // Log file does not exist
  14. }
  16. $tempFilePath = $logFilePath . '.tmp'; // Create a temporary file
  18. if (file_put_contents($tempFilePath, file_get_contents($logFilePath)) === false) {
  19. return false; // Failed to copy the log file to the temporary file
  20. }
  22. // Perform replacements
  23. foreach ($replacements as $search => $replace) {
  24. $tempContent = file_get_contents($tempFilePath);
  25. $tempContent = str_replace($search, $replace, $tempContent);
  26. file_put_contents($tempFilePath, $tempContent);
  27. }
  29. // Replace the original file with the temporary file
  30. if (unlink($logFilePath) === false && rename($tempFilePath, $logFilePath) === false) {
  31. return false; // Failed to replace the original file
  32. }
  34. return true;
  35. }
  37. // Example usage:
  38. /*
  39. $logFile = 'my_log.txt';
  40. $replacements = [
  41. 'old_value' => 'new_value',
  42. 'another_old' => 'another_new'
  43. ];
  45. if (replaceInLogFile($logFile, $replacements)) {
  46. echo "Log file updated successfully.\n";
  47. } else {
  48. echo "Failed to update log file.\n";
  49. }
  50. */
  52. ?>

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