// Kill old daemon if it exists
if (!empty($CFG->assignment_oj_daemon_pid)) {
if (function_exists('posix_kill')) {
// Linux
mtrace('Killing old judged. PID = ' . $CFG->assignment_oj_daemon_pid);
posix_kill($CFG->assignment_oj_daemon_pid, SIGTERM);
// Wait for its quit
while (posix_kill($CFG->assignment_oj_daemon_pid, 0)) {
sleep(0);
}
mtrace('done');
$CFG->assignment_oj_daemon_pid = 0;
} else {
mtrace("It seems that a judged (PID: {$CFG->assignment_oj_daemon_pid}) is still running.");
mtrace("It must be killed manually.");
mtrace("If it has been killed, enter 'C' to continue.");
$input = trim(fgets(STDIN));
if ($input != 'C' && $input != 'c') {
die;
}
}
}
// Create daemon
$oj = new assignment_onlinejudge();
if (function_exists('pcntl_fork')) {
// Linux
$oj->fork_daemon();
} else {
// Windows
$oj->daemon();
}
$formdata->mode = optional_param('mode', null, PARAM_ALPHA);
$url = new moodle_url('/mod/assignment/type/onlinejudge/upload.php', array('contextid' => $contextid, 'id' => $id, 'offset' => $formdata->offset, 'forcerefresh' => $formdata->forcerefresh, 'userid' => $formdata->userid, 'mode' => $formdata->mode));
list($context, $course, $cm) = get_context_info_array($contextid);
require_login($course, true, $cm);
if (isguestuser()) {
die;
}
if (!($assignment = $DB->get_record('assignment', array('id' => $cm->instance)))) {
print_error('invalidid', 'assignment');
}
$PAGE->set_url($url);
$PAGE->set_context($context);
$title = strip_tags($course->fullname . ': ' . get_string('modulename', 'assignment') . ': ' . format_string($assignment->name, true));
$PAGE->set_title($title);
$PAGE->set_heading($title);
$instance = new assignment_onlinejudge($cm->id, $assignment, $cm, $course);
$submission = $instance->get_submission($formdata->userid, true);
$filemanager_options = array('subdirs' => 1, 'maxbytes' => $assignment->maxbytes, 'maxfiles' => $assignment->var1, 'accepted_types' => '*', 'return_types' => FILE_INTERNAL);
$mform = new mod_assignment_upload_form(null, array('contextid' => $contextid, 'userid' => $formdata->userid, 'options' => $filemanager_options));
if ($mform->is_cancelled()) {
redirect(new moodle_url('/mod/assignment/view.php', array('id' => $cm->id)));
} else {
if ($formdata = $mform->get_data()) {
$instance->upload($mform, $filemanager_options);
die;
}
}
echo $OUTPUT->header();
echo $OUTPUT->box_start('generalbox');
if ($instance->can_upload_file($submission) && $id == null) {
$data = new stdClass();
<?php
require_once $CFG->dirroot . '/mod/assignment/lib.php';
require_once $CFG->dirroot . '/mod/assignment/type/onlinejudge/assignment.class.php';
$settings->add(new admin_setting_configselect('assignment_oj_max_cpu', get_string('maxcpuusage', 'assignment_onlinejudge'), get_string('configmaxcpu', 'assignment_onlinejudge'), ASSIGNMENT_ONLINEJUDGE_MAX_CPU, assignment_onlinejudge::get_max_cpu_times(ASSIGNMENT_ONLINEJUDGE_MAX_CPU)));
$settings->add(new admin_setting_configselect('assignment_oj_max_mem', get_string('maxmemusage', 'assignment_onlinejudge'), get_string('configmaxmem', 'assignment_onlinejudge'), ASSIGNMENT_ONLINEJUDGE_MAX_MEM, assignment_onlinejudge::get_max_memory_usages(ASSIGNMENT_ONLINEJUDGE_MAX_MEM)));
$testcase->id = $fromform->caseid[$i];
$testcase->sortorder = $i;
if ($testcase->id != -1) {
$DB->update_record('assignment_oj_testcases', $testcase);
} else {
$testcase->id = $DB->insert_record('assignment_oj_testcases', $testcase);
}
if ($testcase->usefile) {
file_save_draft_area_files($testcase->inputfile, $context->id, 'mod_assignment', 'onlinejudge_input', $testcase->id);
file_save_draft_area_files($testcase->outputfile, $context->id, 'mod_assignment', 'onlinejudge_output', $testcase->id);
}
unset($testcase);
}
redirect($CFG->wwwroot . '/mod/assignment/view.php?id=' . $id);
} else {
$assignmentinstance = new assignment_onlinejudge($cm->id, $assignment, $cm, $course);
$assignmentinstance->view_header();
$testcases = $DB->get_records('assignment_oj_testcases', array('assignment' => $assignment->id), 'sortorder ASC');
$toform = array();
if ($testcases) {
$i = 0;
foreach ($testcases as $tstObj => $tstValue) {
$toform["input[{$i}]"] = $tstValue->input;
$toform["output[{$i}]"] = $tstValue->output;
$toform["feedback[{$i}]"] = $tstValue->feedback;
$toform["subgrade[{$i}]"] = $tstValue->subgrade;
$toform["usefile[{$i}]"] = $tstValue->usefile;
$toform["caseid[{$i}]"] = $tstValue->id;
file_prepare_draft_area($toform["inputfile[{$i}]"], $context->id, 'mod_assignment', 'onlinejudge_input', $tstValue->id, array('subdirs' => 0, 'maxfiles' => 1));
file_prepare_draft_area($toform["outputfile[{$i}]"], $context->id, 'mod_assignment', 'onlinejudge_output', $tstValue->id, array('subdirs' => 0, 'maxfiles' => 1));
$i++;
}
if (!($cm = get_coursemodule_from_instance('assignment', $assignment->id, $course->id))) {
error(get_string('error_invalidcoursemodule', 'assignment'));
}
}
require_login($course->id, false, $cm);
if (!$userid) {
$userid = $USER->id;
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
if ($userid != $USER->id and !has_capability('mod/assignment:grade', $context)) {
print_error('denytoreadfile', 'assignment_onlinejudge');
}
// Load up the required assignment code
require 'assignment.class.php';
$assignmentinstance = new assignment_onlinejudge($cm->id, $assignment, $cm, $course);
$filearea = $assignmentinstance->file_area_name($userid);
if ($basedir = $assignmentinstance->file_area($userid)) {
$fpath = "{$CFG->dataroot}/{$filearea}/{$file}";
}
$ffurl = get_file_url("{$filearea}/{$file}");
if ($gestor = fopen($fpath, 'r')) {
$code = fread($gestor, filesize($fpath));
if ($charset = mb_detect_encoding($code, 'UTF-8, GBK')) {
$code = iconv($charset, 'utf-8', $code);
}
$code = htmlspecialchars($code);
fclose($gestor);
} else {
error(get_string('filereaderror', 'assignment_onlinejudge'));
}
}
} else {
if (!($assignment = get_record("assignment", "id", $a))) {
error("Course module is incorrect");
}
if (!($course = get_record("course", "id", $assignment->course))) {
error("Course is misconfigured");
}
if (!($cm = get_coursemodule_from_instance("assignment", $assignment->id, $course->id))) {
error("Course Module ID was incorrect");
}
}
require_login($course->id, false, $cm);
require_capability('mod/assignment:grade', get_context_instance(CONTEXT_MODULE, $cm->id));
require "{$CFG->dirroot}/mod/assignment/type/onlinejudge/assignment.class.php";
$assignmentinstance = new assignment_onlinejudge($cm->id, $assignment, $cm, $course);
if ($force == 1 && confirm_sesskey()) {
rejudge_showresult($assignmentinstance->rejudge_all());
} else {
rejudge_notice();
}
function rejudge_notice()
{
global $assignment, $id;
print_header(get_string('notice'));
$message = get_string('rejudgeallnotice', 'assignment_onlinejudge', $assignment->name);
$link = 'rejudge.php?id=' . $id . '&force=1';
notice_okcancel($message, $link, array('sesskey' => sesskey()));
print_footer('none');
}
function rejudge_showresult($success = true)
} else {
if (!($assignment = $DB->get_record("assignment", array("id" => $a)))) {
print_error('invalidid', 'assignment');
}
if (!($course = $DB->get_record("course", array("id" => $assignment->course)))) {
print_error('coursemisconf', 'assignment');
}
if (!($cm = get_coursemodule_from_instance("assignment", $assignment->id, $course->id))) {
print_error('invalidcoursemodule');
}
$url->param('a', $a);
}
$PAGE->set_url($url);
require_login($course, true, $cm);
require_capability('mod/assignment:grade', get_context_instance(CONTEXT_MODULE, $cm->id));
$assignmentinstance = new assignment_onlinejudge($cm->id, $assignment, $cm, $course);
$pending = $DB->count_records('onlinejudge_tasks', array('status' => ONLINEJUDGE_STATUS_PENDING));
if ($pending > PREVENTION_THRESHHOLD) {
// Prevent rejudge all requests if judged is busy
$assignmentinstance->view_header();
echo $OUTPUT->heading(get_string('rejudgeall', 'assignment_onlinejudge'));
echo $OUTPUT->box(get_string('rejudgelater', 'assignment_onlinejudge'));
} else {
if ($confirm == 1 && confirm_sesskey()) {
$assignmentinstance->rejudge_all();
redirect($CFG->wwwroot . '/mod/assignment/submissions.php?id=' . $id, get_string('rejudgeallrequestsent', 'assignment_onlinejudge'), 10);
} else {
$optionsno = array('id' => $id);
$optionsyes = array('id' => $id, 'confirm' => 1, 'sesskey' => sesskey());
$assignmentinstance->view_header();
echo $OUTPUT->heading(get_string('rejudgeall', 'assignment_onlinejudge'));
/**
* Onlinejudge_task_judged event handler
*
* Update the grade and etc.
*
* @param object task
*/
function onlinejudge_task_judged($task)
{
global $DB;
$sql = 'SELECT s.*
FROM {assignment_submissions} s LEFT JOIN {assignment_oj_submissions} o
ON s.id = o.submission
WHERE o.task = ?';
if (!($submission = $DB->get_record_sql($sql, array($task->id)))) {
return true;
// true means the event is processed. false will cause retry
}
$cm = get_coursemodule_from_instance('assignment', $submission->assignment);
$ass = new assignment_onlinejudge($cm->id, NULL, $cm);
$sql = 'SELECT s.*, t.subgrade
FROM {assignment_oj_submissions} s LEFT JOIN {assignment_oj_testcases} t
ON s.testcase = t.id
WHERE s.submission = ? AND s.latest = 1';
if (!($onlinejudges = $DB->get_records_sql($sql, array($submission->id)))) {
return true;
// true means the event is processed. false will cause retry
}
$finalgrade = 0;
foreach ($onlinejudges as $oj) {
if ($task = onlinejudge_get_task($oj->task)) {
$task->grade = $ass->grade_marker($task->status, $oj->subgrade);
if ($task->grade == -1) {
// Not all testcases are judged, or judge engines internal error
// In the case of internal error, keep old grade is reasonable
// since most of ie is caused by system
return true;
}
$finalgrade += $task->grade;
}
}
$submission->grade = $finalgrade;
$submission->timemarked = time();
$submission->mailed = 1;
// do not notify student by mail
$submission->teacher = get_admin()->id;
$DB->update_record('assignment_submissions', $submission);
$ass->update_grade($submission);
return true;
}
