function _backup_migrate_temp_files_delete in Backup and Migrate 8.2

Same name and namespace in other branches

1. 8.3 includes/files.inc \_backup_migrate_temp_files_delete()
2. 5.2 includes/files.inc \_backup_migrate_temp_files_delete()
3. 5 backup_migrate.module \_backup_migrate_temp_files_delete()
4. 6.3 includes/files.inc \_backup_migrate_temp_files_delete()
5. 6 backup_migrate.module \_backup_migrate_temp_files_delete()
6. 6.2 includes/files.inc \_backup_migrate_temp_files_delete()
7. 7.3 includes/files.inc \_backup_migrate_temp_files_delete()
8. 7.2 includes/files.inc \_backup_migrate_temp_files_delete()

Delete all temporary files.

2 calls to _backup_migrate_temp_files_delete()

backup_migrate_cleanup in ./backup_migrate.module

Cleanup after a success or failure.

backup_migrate_cron in ./backup_migrate.module

Implementation of hook_cron().

1 string reference to '_backup_migrate_temp_files_delete'

backup_migrate_cleanup in ./backup_migrate.module

Cleanup after a success or failure.

File

includes/files.inc, line 27

General file handling code for Backup and Migrate.

Code

function _backup_migrate_temp_files_delete() {

  // Delete the temp files created during this run.
  foreach (backup_migrate_temp_files_add() as $file) {
    $file = drupal_realpath($file);
    if (file_exists($file) && is_writable($file)) {
      unlink($file);
    }
  }

  // Delete temp files abandoned for 6 or more hours.
  $dir = file_stream_wrapper_get_instance_by_scheme('temporary')
    ->getDirectoryPath();
  $expire = time() - variable_get('backup_migrate_cleanup_time', 21600);
  if (file_exists($dir) && is_dir($dir) && is_readable($dir) && ($handle = opendir($dir))) {
    while (FALSE !== ($file = @readdir($handle))) {

      // Delete 'backup_migrate_' files in the temp directory that are older than the expire time.
      // We should only attempt to delete writable files to prevent errors in shared environments.
      // This could still cause issues in shared environments with poorly configured file permissions.
      if (strpos($file, 'backup_migrate_') === 0 && is_writable("{$dir}/{$file}") && @filectime("{$dir}/{$file}") < $expire) {
        unlink("{$dir}/{$file}");
      }
    }
    closedir($handle);
  }
}