public function UltimateCronBackgroundProcessLegacyLauncher::cron_pre_schedule in Ultimate Cron 7.2

Implements hook_cron_alter().

Overrides UltimateCronPlugin::cron_pre_schedule

File

plugins/ultimate_cron/launcher/background_process_legacy.class.php, line 37

Background Process 1.x launcher for Ultimate Cron.

Class

UltimateCronBackgroundProcessLegacyLauncher

Ultimate Cron launcher plugin class.

Code

public function cron_pre_schedule($job) {
  if ($job->name !== 'ultimate_cron_plugin_launcher_background_process_legacy_cleanup') {
    return;
  }
  $job->hook['override_congestion_protection'] = TRUE;

  // Unlock background if too old.
  // @todo Move to some access handler or pre-execute?
  if ($lock_id = $job
    ->isLocked()) {
    $process = background_process_get_process('uc-ultimate_cron_plugin_launcher_background_process_legacy_cleanup');
    if ($process && $process->start + variable_get('background_process_cleanup_age', BACKGROUND_PROCESS_CLEANUP_AGE) < time()) {
      $log_entry = $job
        ->resumeLog($lock_id);
      $log_entry
        ->log('bgpl_launcher', 'Self unlocking stale lock', array(), WATCHDOG_NOTICE);
      $log_entry
        ->finish();
      $job
        ->sendSignal('background_process_legacy_dont_log');
      $job
        ->unlock($lock_id);
      unset($job->lock_id);
    }
  }
}