/**
* Returns true if a job can run, false otherwise.
*
* @param string $class The job to check.
* @return bool
*/
protected function canJobRun($class)
{
$job_definition = $this->jobs[$class];
if ($job_definition->getEnabled() == false) {
return false;
}
// If this job is already running, don't start it again
if (count($this->fork_daemon->work_running($class)) != 0) {
return false;
}
$last_run_time = $job_definition->getLastRunTimeStart();
// If the job is supposed to run at a scheduled time
if (!is_null($job_definition->getRunTime())) {
$now = new \DateTime();
// Check if the run time is now
if ($job_definition->getRunTime() == $now->format('H:i')) {
// If we haven't run before, we can run
if (is_null($last_run_time)) {
return true;
} else {
$last_run = new \DateTime();
$last_run->setTimestamp($last_run_time);
$difference = $last_run->diff($now);
// If the last run wasn't this minute, we can run
if ($difference->days != 0 || $difference->h != 0 || $difference->i != 0) {
return true;
}
}
}
return false;
}
// If the job runs on an interval, check if it's ready to run
if (!is_null($job_definition->getInterval())) {
// If it hasn't run yet, run it!
if (is_null($last_run_time)) {
return true;
}
if (time() - $last_run_time > $job_definition->getInterval()) {
return true;
}
}
// No run condition hit
return false;
}