public function update_status($course, $cm)
{
global $DB, $USER, $OUTPUT;
$outputhtml = '';
$userprofilefieldname = 'turnitinteachercoursecache';
if (!($plagiarismsettings = $this->get_settings())) {
return;
}
// If Turinitin has already been told about this user's rights in this course,
// the courseid will exist in a comma separated listed in a hidden profile field.
// Thus stored so that we don't repeatedly advise turnitin, and site admins can clear the cache if so desired.
$newrecord = null;
if (!isset($USER->profile)) {
// User has had a partial login - possibly over web services.
// Check for profile details directly in DB:
$sql = 'SELECT d.id, d.data ' . 'FROM {user_info_field} f ' . ' INNER JOIN {user_info_data} d ON d.fieldid = f.id ' . 'WHERE f.shortname = ? ' . ' AND d.userid = ? ';
$userprofiledetail = $DB->get_record_sql($sql, array($userprofilefieldname, $USER->id));
if (!empty($userprofiledetail)) {
$existingcourses = explode(',', $userprofiledetail->data);
$newrecord = false;
} else {
$existingcourses = array();
$newrecord = true;
}
} else {
if (!empty($USER->profile[$userprofilefieldname])) {
$existingcourses = explode(',', $USER->profile[$userprofilefieldname]);
$newrecord = false;
} else {
$existingcourses = array();
$sql = 'SELECT d.id ' . ' FROM {user_info_field} f ' . ' INNER JOIN {user_info_data} d ON d.fieldid = f.id ' . ' WHERE f.shortname = ? ' . ' AND d.userid = ? ';
if (!$DB->record_exists_sql($sql, array($userprofilefieldname, $USER->id))) {
$newrecord = true;
} else {
$newrecord = false;
}
}
}
if (!in_array($course->id, $existingcourses)) {
// Turnitin doesn't (yet) know that this user is a teacher in this course. Tell them:
$tii = array();
$tii['utp'] = TURNITIN_INSTRUCTOR;
$tii = turnitin_get_tii_user($tii, $USER);
$tii['cid'] = get_config('plagiarism_turnitin_course', $course->id);
//course ID
$tii['ctl'] = strlen($course->shortname) > 45 ? substr($course->shortname, 0, 45) : $course->shortname;
$tii['ctl'] = strlen($tii['ctl']) > 5 ? $tii['ctl'] : $tii['ctl'] . "_____";
$tii['fcmd'] = TURNITIN_RETURN_XML;
$tii['fid'] = TURNITIN_CREATE_CLASS;
$tiixml = plagiarism_get_xml(turnitin_get_url($tii, $plagiarismsettings));
if ($tiixml->rcode[0] != TURNITIN_RESP_CLASS_CREATED) {
return $OUTPUT->notification(get_string('errorassigninguser', 'plagiarism_turnitin'));
}
$existingcourses[] = $course->id;
$newcoursecache = implode(',', $existingcourses);
// Now update our record of what teacherships TII knows about:
$userprofilefieldid = $DB->get_field('user_info_field', 'id', array('shortname' => $userprofilefieldname));
if ($newrecord) {
// New field - will need to insert a new record.
$userdata = new stdclass();
$userdata->userid = $USER->id;
$userdata->fieldid = $userprofilefieldid;
$userdata->data = $newcoursecache;
$DB->insert_record('user_info_data', $userdata);
} else {
$DB->set_field('user_info_data', 'data', $newcoursecache, array('userid' => $USER->id, 'fieldid' => $userprofilefieldid));
}
$USER->profile[$userprofilefieldname] = $newcoursecache;
}
$tii = array();
//print link to teacher login
$tii['fcmd'] = TURNITIN_LOGIN;
//when set to 2 this returns XML
$tii['utp'] = TURNITIN_INSTRUCTOR;
$tii['fid'] = TURNITIN_CREATE_USER;
//set commands - Administrator login/statistics.
$tii = turnitin_get_tii_user($tii, $USER);
$outputhtml .= '<div style="text-align:right"><a href="' . turnitin_get_url($tii, $plagiarismsettings) . '" target="_blank">' . get_string("teacherlogin", "plagiarism_turnitin") . '</a></div>';
//currently only used for grademark - check if enabled and return if not.
//TODO: This call degrades page performance - need to run less frequently.
if (empty($plagiarismsettings['turnitin_enablegrademark'])) {
return $outputhtml;
}
if (!($moduletype = $DB->get_field('modules', 'name', array('id' => $cm->module)))) {
debugging("invalid moduleid! - moduleid:" . $cm->module);
}
if (!($module = $DB->get_record($moduletype, array('id' => $cm->instance)))) {
debugging("invalid instanceid! - instance:" . $cm->instance . " Module:" . $moduletype);
}
//set globals.
$tii['utp'] = TURNITIN_INSTRUCTOR;
$tii = turnitin_get_tii_user($tii, $USER);
$tii['cid'] = get_config('plagiarism_turnitin_course', $course->id);
//course ID
$tii['ctl'] = strlen($course->shortname) > 45 ? substr($course->shortname, 0, 45) : $course->shortname;
$tii['ctl'] = strlen($tii['ctl']) > 5 ? $tii['ctl'] : $tii['ctl'] . "_____";
$turnitin_assignid = $DB->get_field('plagiarism_turnitin_config', 'value', array('cm' => $cm->id, 'name' => 'turnitin_assignid'));
if (!empty($turnitin_assignid)) {
$tii['assignid'] = $turnitin_assignid;
}
$tii['assign'] = turnitin_get_assign_name($module->name, $cm->id);
//assignment name stored in TII
$tii['fcmd'] = TURNITIN_RETURN_XML;
$tii['fid'] = TURNITIN_LIST_SUBMISSIONS;
$tiixml = plagiarism_get_xml(turnitin_get_url($tii, $plagiarismsettings));
if (!empty($tiixml->object)) {
//get full list of turnitin_files for this cm
$grademarkstatus = array();
foreach ($tiixml->object as $tiiobject) {
$grademarkstatus[(int) $tiiobject->objectID[0]] = (int) $tiiobject->gradeMarkStatus[0];
}
if (!empty($grademarkstatus)) {
$plagiarsim_files = $DB->get_records('plagiarism_turnitin_files', array('cm' => $cm->id));
foreach ($plagiarsim_files as $file) {
if (isset($grademarkstatus[$file->externalid]) && $file->externalstatus != $grademarkstatus[$file->externalid]) {
$file->externalstatus = $grademarkstatus[$file->externalid];
$DB->update_record('plagiarism_turnitin_files', $file);
}
}
}
}
return $outputhtml;
}
$newf->identifier = $file->get_pathnamehash();
}
}
if (!empty($newf->identifier)) {
$DB->insert_record('plagiarism_turnitin_files', $newf);
}
}
}
}
$dbman->rename_table($table, 'tii_files_legacy');
}
//finished check for old tables..
if ($plagiarismsettings) {
//Now show link to ADMIN tii interface - NOTE: this logs in the ADMIN user, should be hidden from normal teachers.
$tii['utp'] = TURNITIN_ADMIN;
$tii = turnitin_get_tii_user($tii, $USER);
$tii['fcmd'] = TURNITIN_LOGIN;
//when set to 2 this returns XML
$tii['fid'] = TURNITIN_ADMIN_STATS;
//set commands - Administrator login/statistics.
echo '<div align="center">';
echo '<a href="' . turnitin_get_url($tii, $plagiarismsettings) . '" target="_blank">' . get_string("adminlogin", "plagiarism_turnitin") . '</a><br/>';
$tii['utp'] = TURNITIN_INSTRUCTOR;
$tii['fid'] = TURNITIN_CREATE_USER;
//set commands - Administrator login/statistics.
echo '<a href="' . turnitin_get_url($tii, $plagiarismsettings) . '" target="_blank">' . get_string("teacherlogin", "plagiarism_turnitin") . '</a>';
echo '</div>';
}
echo $OUTPUT->box_start('generalbox boxaligncenter', 'intro');
$mform->display();
echo $OUTPUT->box_end();
