1. <?php
  3. /**
  4. * CLI tool to index timestamped content.
  5. *
  6. * Usage: php index_timestamps.php <input_file> <output_file>
  7. *
  8. * Input file: File containing timestamped content, one entry per line (e.g., "2023-10-27 10:00:00 - Content").
  9. * Output file: Index file. Format: timestamp => content (one entry per line).
  10. */
  12. if (count($argv) !== 3) {
  13. die("Usage: php index_timestamps.php <input_file> <output_file>\n");
  14. }
  16. $inputFile = $argv[1];
  17. $outputFile = $argv[2];
  19. $index = [];
  21. try {
  22. // Read the input file line by line
  23. $fileHandle = fopen($inputFile, 'r');
  24. if ($fileHandle) {
  25. while (($line = fgets($fileHandle)) !== false) {
  26. // Extract timestamp and content
  27. list($timestamp, $content) = explode(" - ", $line, 2); // Split into timestamp and content
  29. //Add to index
  30. $index[$timestamp] = $content;
  31. }
  32. fclose($fileHandle);
  33. } else {
  34. die("Could not open input file: $inputFile\n");
  35. }
  37. // Write the index to the output file
  38. $fileHandle = fopen($outputFile, 'w');
  39. if ($fileHandle) {
  40. foreach ($index as $timestamp => $content) {
  41. fputcsv($fileHandle, [$timestamp, $content]); // Write timestamp and content as CSV
  42. }
  43. fclose($fileHandle);
  44. } else {
  45. die("Could not open output file: $outputFile\n");
  46. }
  48. } catch (Exception $e) {
  49. die("An error occurred: " . $e->getMessage() . "\n");
  50. }
  52. ?>

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