function judge_a_single_submission()
{
// Clear all caches, otherwise we would use old data!
Entity::clear_cache();
// Retrieve a submission
global $self;
$subm = Submission::get_pending_submission($self->name . micro_nonce());
if (!$subm) {
// no submissions right now
sleep(DAEMON_SLEEP_TIME);
return;
}
// Some information on this submission
if (VERBOSE) {
echo "\n";
echo "Submission id: ", $subm->submissionid, "\n";
echo "Submission to: ", $subm->entity_path, "\n";
echo "Submited on: ", format_date($subm->time), "\n";
echo "Submission by: ", User::names_text($subm->users()), "\n";
// this slows things down
}
// Let's judge it
try {
$judgement = new SubmissionJudgement($subm);
$judgement->judge();
} catch (Exception $e) {
Log::error($e, $subm->entity_path, $self->name);
echo "Error during judging!\n", $e;
}
if (VERBOSE) {
echo "Result: ", Status::to_text($subm), "\n";
}
// free up some memory
unset($judgement);
unset($subm);
if (function_exists('gc_collect_cycles')) {
// this doesn't exist in PHP < 5.3.0 :(
gc_collect_cycles();
}
if (VERBOSE) {
echo "Memory usage: ", memory_get_usage(), "\n";
}
}
$submissionid = $_SERVER['argv'][1];
}
try {
// Retrieve the submission
$subm = Submission::by_id($submissionid);
// Some information on this submission
echo "\n";
echo "Submission id: ", $subm->submissionid, "\n";
echo "Submission to: ", $subm->entity_path, "\n";
echo "Submited on: ", format_date($subm->time), "\n";
echo "Submission by: ", User::names_text($subm->users()), "\n";
// this slows things down
echo "\n";
// Let's judge it
try {
$judgement = new SubmissionJudgement($subm);
$judgement->judge(false);
} catch (Exception $e) {
echo "Error during judging!\n", $e;
}
echo "\n";
echo "Source files: ", implode("\n ", $judgement->get_source_file_names()), "\n";
echo "Exe file: ", $judgement->get_exe_file_name(), "\n";
echo "Tempdir: ", $judgement->get_and_keep_tempdir(), "\n";
echo "\n";
echo "Done. The tempdir contains all files created and used during judging.";
// clean up
$judgement->__destruct();
} catch (Exception $e) {
echo $e->getMessage(), "\n\n";
echo "Stack trace:\n";
