1. <?php
  3. /**
  4. * Timestamp Script Executor - Optimized for Batch Processing & Low Memory
  5. */
  7. class TimestampExecutor
  8. {
  9. private $script_paths = [];
  10. private $output_dir = '';
  12. public function __construct(array $script_paths, string $output_dir = '')
  13. {
  14. $this->script_paths = $script_paths;
  15. $this->output_dir = rtrim($output_dir, '/'); // Ensure no trailing slash
  16. }
  18. /**
  19. * Executes timestamp scripts in batches.
  20. *
  21. * @param int $batch_size The number of scripts to execute in each batch.
  22. * @return array An array of execution results (success/failure).
  23. */
  24. public function executeScripts(int $batch_size = 5)
  25. {
  26. $results = [];
  27. $script_count = count($this->script_paths);
  29. if ($script_count === 0) {
  30. return $results; // Return empty array if no scripts
  31. }
  33. for ($i = 0; $i < $script_count; $i += $batch_size) {
  34. $batch = array_slice($this->script_paths, $i, $batch_size);
  35. $batch_results = [];
  37. foreach ($batch as $script_path) {
  38. $result = $this->executeScript($script_path);
  39. $batch_results[] = $result;
  40. }
  42. $results = array_merge($results, $batch_results);
  43. }
  45. return $results;
  46. }
  48. /**
  49. * Executes a single timestamp script.
  50. *
  51. * @param string $script_path The path to the timestamp script.
  52. * @return string 'success' or 'failure'
  53. */
  54. private function executeScript(string $script_path): string
  55. {
  56. $command = "php " . escapeshellarg($script_path); //Sanitize the script path
  57. $output = [];
  58. $return_var = 0;
  60. exec($command, $output, $return_var);
  62. if ($return_var === 0) {
  63. return 'success';
  64. } else {
  65. return 'failure';
  66. }
  67. }
  69. /**
  70. * Writes output to files based on script results.
  71. *
  72. * @param array $results Array of execution results (success/failure).
  73. */
  74. public function writeResults(array $results): void
  75. {
  76. if (empty($results)) {
  77. return;
  78. }
  80. $log_file = $this->output_dir . '/timestamp_execution.log';
  81. file_put_contents($log_file, date('Y-m-d H:i:s') . " - Timestamp Execution Log\n");
  83. foreach ($results as $result) {
  84. file_put_contents($log_file, date('Y-m-d H:i:s') . " - " . $result . "\n", FILE_APPEND);
  85. }
  86. }
  87. }
  89. // Example Usage:
  90. $scripts = [
  91. 'script1.php',
  92. 'script2.php',
  93. 'script3.php',
  94. 'script4.php',
  95. 'script5.php',
  96. 'script6.php',
  97. 'script7.php',
  98. 'script8.php',
  99. 'script9.php',
  100. 'script10.php',
  101. ];
  103. $executor = new TimestampExecutor($scripts, '/path/to/output');
  104. $results = $executor->executeScripts(3); // Batch size of 3
  105. $executor->writeResults($results);
  107. ?>

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