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locallib.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file contains the definition for the library class for file submission plugin
*
* This class provides all the functionality for the new assign module.
*
* @package assignsubmission_filero
* @copyright 2012 NetSpot {@link http://www.netspot.com.au}
* @copyright 2023 DHBW {@link https://DHBW.de/}
* @license https://www.gnu.org/licenses/gpl-3.0.html GNU GPL v3 or later
* @author Harry@Bleckert.com für LIB-IT DMS GmbH {@link https://www.LIB-IT.de/}
*/
use assignsubmission_filero\event\submitted_file_archived;
defined('MOODLE_INTERNAL') || die();
// File area for file submission assignment.
if (!defined('assignsubmission_file_FILEAREA')) {
define('assignsubmission_file_FILEAREA', 'submission_files');
}
// File area for file feedback assignment.
if (!defined('assignfeedback_file_FILEAREA')) {
define('assignfeedback_file_FILEAREA', 'feedback_files');
}
// open Filero log file
if (isset($_REQUEST['assignsubmission_filero_showLog'])) {
$filero = new assignsubmission_filero_filero();
if ( isset($_REQUEST['submissiontimemodified'])) {
$filero->showLog($_REQUEST['assignsubmission_filero_showLog'], $_REQUEST['submissiontimemodified']);
} else {
$filero->showLog($_REQUEST['assignsubmission_filero_showLog']);
}
exit;
}
/**
* Library class for filer archiving of assignment data plugin extending submission plugin base class
*
* @package assignsubmission_filero
* @copyright 2012 NetSpot {@link http://www.netspot.com.au}
* @copyright 2023 DHBW {@link https://DHBW.de/}
* @license https://www.gnu.org/licenses/gpl-3.0.html GNU GPL v3 or later
* @author Harry@Bleckert.com für LIB-IT DMS GmbH {@link https://www.LIB-IT.de/} {@link https://www.LIB-IT.de/}
*/
class assign_submission_filero extends assign_submission_plugin {
/**
* Carry out FILERO tasks when the work is submitted for grading
* Event: \mod_assign\event\assessable_submitted
* Notes: submit_for_grading() wird vor assessable_submitted und vor \mod_assign\event\statement_accepted
* aufgerufen. Daher wäre es eventuell besser diese Methode umzubenonnen und über den Event Observer aufzurufen.
*
* @param stdClass $submission the assign_submission record being submitted.
* @return boolean
*/
public function submit_for_grading($submission) {
global $USER, $DB;
// disable submissions for graders
if ( assign_submission_filero::is_graders_assignment($submission)){
return false;
}
//$_SESSION["debugfilero"] = true;
if ( !$coursemodule = get_coursemodule_from_instance('assign', $submission->assignment)){
assignsubmission_filero_observer::observer_log(
"submit_for_grading(): Course Module not found for assignment $submission->assignment ".
" of submission $submission->id!");
return;
}
$coursemodulecontext = context_module::instance($coursemodule->id);
//$coursemodule = context_module::instance($this->assignment->get_course_module()->id);
$statement_accepted = assignsubmission_filero_observer::get_statement_accepted($submission);
//$filerorecord = $this->get_filero_submission($submission->id);
$grade = $DB->get_record('assign_grades',
array('assignment' => $submission->assignment, "userid" => $submission->userid));
$assign = $DB->get_record('assign', array('id' => $submission->assignment));
if (!$filerorecord = $this->get_filero_submission($submission->id)) {
$filerorecord = new stdclass;
$filerorecord->assignment = $submission->assignment;
$filerorecord->submission = $submission->id;
if ( isset($grade->id) ) {
$filerorecord->grade = $grade->id ?: 0;
}
$filerorecord->userid = $submission->userid;
$filerorecord->statement_accepted = $statement_accepted;
$filerorecord->filerocode = $filerorecord->fileroid = $filerorecord->numfiles = 0;
$filerorecord->id = $DB->insert_record("assignsubmission_filero", $filerorecord);
}
$filerorecord->statement_accepted = $statement_accepted;
$DB->update_record('assignsubmission_filero', $filerorecord);
$fs = get_file_storage();
$files = $fs->get_area_files($coursemodulecontext->id, //$this->assignment->get_context()->id,
'assignsubmission_file',
assignsubmission_file_FILEAREA,
$submission->id,
'id',
false);
$count = $this->safeCount($files);
if (empty($count)) {
$_SESSION["debugfilero"] = false;
assignsubmission_filero_observer::observer_log(
"submit_for_grading(): No submitted files found for submission $submission->id!");
if (!empty($DB->get_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA)))
) {
$DB->delete_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA));
}
return false;
}
if (assign_submission_filero::use_archiving($submission)) {
$filero = new assignsubmission_filero_filero($submission, $files, assignsubmission_file_FILEAREA);
//$filero->showAssignment(); exit;
$fileroRes = $filero->PutMoodleAssignmentSubmission();
if (!empty($fileroRes) and isset($fileroRes->filerocode)) {
if ($numfiles = $this->get_archived_files($submission->id, ($count ?: 1))) {
$count = $numfiles;
}
$filerorecord->userid = $submission->userid;
$filerorecord->numfiles = $count;
$filerorecord->filerocode = $fileroRes->filerocode;
$filerorecord->lasterrormsg = $fileroRes->fileromsg;
$filerorecord->fileroid = $fileroRes->fileroid;
$filerorecord->statement_accepted = $statement_accepted;
$filerorecord->submissiontimecreated = $fileroRes->filerotimecreated;
$filerorecord->submissiontimemodified = $fileroRes->filerotimemodified;
$filerorecord->filerovalidated = $fileroRes->filerovalidated;
if (isset($grade->id)) {
$filerorecord->grade = $grade->id ?: 0;
}
$DB->update_record('assignsubmission_filero', $filerorecord);
if (isset($fileroRes->validated_files) and is_countable($fileroRes->validated_files)) {
$submittedfiles = new stdClass();
$submittedfiles->fileroid = $fileroRes->fileroid;
$submittedfiles->assignment = $submission->assignment;
$submittedfiles->submission = $submission->id;
$submittedfiles->userid = $submission->userid;
if (!empty($DB->get_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA)))
) {
$DB->delete_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA));
}
foreach ($fileroRes->validated_files as $validated_file) {
$submittedfiles->filesid = $validated_file['filesid'];
$submittedfiles->filename = $validated_file['filename'];
$submittedfiles->filesize = $validated_file['filesize'];
$submittedfiles->contenthashsha1 = $validated_file['contenthashsha1'];
$submittedfiles->contenthashsha512 = $validated_file['contenthashsha512'];
$submittedfiles->filearea = $validated_file['filearea'];
$submittedfiles->timecreated = $validated_file['timecreated'];
$submittedfiles->timemodified = $validated_file['timemodified'];
$DB->insert_record('assignsubmission_filero_file', $submittedfiles);
}
}
$groupname = null;
$groupid = 0;
// Get the group name as other fields are not transcribed in the logs. This information is important.
if (empty($submission->userid) && !empty($submission->groupid)) {
$groupname = $DB->get_field('groups', 'name', array('id' => $submission->groupid), MUST_EXIST);
$groupid = $submission->groupid;
}
$params = array(
'context' => $coursemodulecontext,
'courseid' => $assign->course,
'objectid' => $filerorecord->id,
'other' => array(
'content' => '',
'submissionid' => $submission->id,
'submissionattempt' => $submission->attemptnumber,
'submissionstatus' => "submitted", // $submission->status,
'filesubmissioncount' => $count,
'groupid' => $groupid,
'groupname' => $groupname,
'pathnamehashes' => array_keys($files),
'fileroresults' => $fileroRes
)
);
if (!empty($submission->userid) && ($submission->userid != $USER->id)) {
$params['relateduserid'] = $submission->userid;
}
if ($assign->blindmarking) {
$params['anonymous'] = 1;
}
// need to fix debug message regarding missing #this->assign instance.
$event = submitted_file_archived::create($params);
$event->set_legacy_files($files);
$event->trigger();
}
}
else{
assignsubmission_filero_observer::observer_log(
"submit_for_grading(): Filero Archivierung ist deaktiviert für Submission $submission->id. User ID $submission->userid!");
}
if (!isset($_SESSION['filero_submit_for_grading_'.$submission->id])){
$this->grader_submissions($submission,"duplicate");
}
return true;
}
/*
* Get submitted files information from the database
*
* @param int $submissionid
* @return mixed
*/
/**
* Get filero archiving information from the database
*
* @param int $submissionid
* @return mixed
*/
private function get_filero_submission($submissionid) {
global $DB;
return $DB->get_record('assignsubmission_filero', array('submission' => $submissionid));
}
private function get_archived_files($submissionid, $count = false, $filearea = false) {
global $DB;
if (!empty($filearea)) {
$records = $DB->get_records('assignsubmission_filero_file',
array('submission' => $submissionid, 'filearea' => $filearea), 'filearea DESC');
} else {
$records = $DB->get_records('assignsubmission_filero_file',
array('submission' => $submissionid), 'filearea DESC');
}
if ($count !== false) {
return (is_countable($records) ? count($records) : $count);
}
return $records;
}
/**
* Get file submission information from the database
*
* @param int $submissionid
* @return mixed
*/
private function get_file_submission($submissionid) {
global $DB;
return $DB->get_record('assignsubmission_file', array('submission'=>$submissionid));
}
/**
* Purpose:
* duplicate submissions to all grader assginments of user in same course
* - title of student's assignment for submissions: "Prüfungsabgabe"
* - title of assigments for grading: "Erstgutachten", "Zweitgutachten".
*
* Task Description:
* Prerequisites:
*
* - Added new plugin settings with defaults for "multiple graders", title tags and grader roles to plugin global configuration form.
* - Not done: Add multiple graders, title tag and roles of graders to per assignment configuration options
* - add call to grader_submissions() after call to submit_for_grading()
*
* User frontend:
*
* Process flow:
* 1. Check if current assignment is flagged as "multiple graders" and title tag has been set.
* - if not, then return
* 1. Open all Assignments in course which start with NameTag for Submission of Diploma, Bachelor or Master examinations.
* - Setting title tag
* 2. Validate that current assignment title starts with title tag for submissions
* 6. Synchronize all Assignments with grading title tag with all submission data from assignment with submissions ttile tag.
*
* @param stdClass $submission - assign_submission data if any
* @param string action - action flag, default "duplicate'
* @return boolean
*/
private function grader_submissions($submission,$action="duplicate") {
global $CFG, $DB;
if ( !assign_submission_filero::init_multiple_graders($submission)){
return false;
}
$submission_title_tag = $_SESSION['filero_submission_title_tag'];
$grading_title_tag = $_SESSION['filero_grading_title_tag'];
$currentsubmission = $DB->get_record('assign_submission',
array('assignment' => $submission->assignment,'userid' => $submission->userid));
$currentassignment = $DB->get_record('assign', array('id' => $submission->assignment));
$assignmentname = $currentassignment->name;
$assignmentcourse = $currentassignment->course;
// ignore assignments that don't have tag "abgabe" in name
if ($action == "duplicate" AND !stristr($assignmentname, $submission_title_tag)){
assignsubmission_filero_observer::observer_log("grader_submissions: duplicate: "
."Assignment " .$assignment->name." was ignored as title is not tagged as $submission_title_tag");
return false;
}
/*
if ($filerorecord = $this->get_filero_submission($currentsubmission->id)) {
$_SESSION['filero_statement_accepted'] = $filerorecord->statement_accepted;
}
*/
// old version DiPa 1.1
//$assignments = $DB->get_records('assign', array('course' => $assignmentcourse), 'id DESC');
if (!$course =$DB->get_record('course', array('id' => $assignmentcourse), '*')) {
assignsubmission_filero_observer::observer_log(
"grader_submissions(): Course with id $assignmentcourse for assignment and submission id $currentsubmission->i not found.");
return;
}
$assignments = $DB->get_records_sql("SELECT a.* FROM {assign} as a
inner join {course} as c on c.id = a.course
WHERE c.category = $course->category ORDER BY a.id DESC");
foreach ($assignments AS $assignment ) {
// print "<br><br><hr>Assignment: " . print_r($assignment->name, true) ."<hr>";
// loop if not grader assignment
if (empty($assignment->name) OR
(!stristr($assignment->name, $submission_title_tag) AND !stristr($assignment->name, $grading_title_tag))){
//assignsubmission_filero_observer::observer_log("grader_submissions: "
// ."Assignment " .$assignment->name." was ignored. It is not tagged with '$submission_title_tag' or '$grading_title_tag' in title");
continue;
}
elseif ( $assignment->id == $submission->assignment){
// assignsubmission_filero_observer::observer_log("grader_submissions: ignore current assignment " .$assignment->name);
continue;
}
if (!$this->check_enrolment($assignment->course, $submission->userid)){
assignsubmission_filero_observer::observer_log("User $submission->userid is not enrolled in course $assignment->course");
continue;
}
$destsubmission = $DB->get_record('assign_submission',
array('assignment' => $assignment->id,'userid' => $submission->userid));
assignsubmission_filero_observer::observer_log("grader_submissions: Assignments loop: "
."Assignment " .$assignment->name." (".$assignment->id . ") from user id $submission->userid");
if ( isset($destsubmission->id)) {
if ( $action == "revert" OR $action == "remove") {
if (!$coursemodule = get_coursemodule_from_instance('assign', $destsubmission->assignment)) {
assignsubmission_filero_observer::observer_log(
"grader_submissions(): Course Module not found for submission $destsubmission->id of assignment $assignment->name!");
continue;
}
$coursemodulecontext = context_module::instance($coursemodule->id);
$assign = new assign($coursemodulecontext, $coursemodule, $assignment->course);
}
if ( $action == "revert"){
assignsubmission_filero_observer::observer_log("grader_submissions: revert: "
."Submission $destsubmission->id for assignment " .$assignment->name." from user id $submission->userid was reverted to draft");
// Session var to avoid looping when assign->revert_to_draft is called on filero plugin
$_SESSION['filero_revert_to_draft_' . $destsubmission->id] = true;
$assign->revert_to_draft($destsubmission->userid);
unset($_SESSION['filero_revert_to_draft_' . $destsubmission->id]);
}
elseif ( $action == "remove"){
assignsubmission_filero_observer::observer_log("grader_submissions: remove: "
."Submission $destsubmission->id for assignment " .$assignment->name." from user id $submission->userid was removed");
// Session var to avoid looping when $assign->remove_submission is called on filero plugin
$_SESSION['filero_remove_submission_' . $destsubmission->id] = true;
$assign->remove_submission($destsubmission->userid);
unset($_SESSION['filero_remove_submission_' . $destsubmission->id]);
}
}
if ( $action == "duplicate"){
// create new submission if not exists
if (!isset($destsubmission->id)) {
$destsubmission = clone $currentsubmission;
unset($destsubmission->id);
$destsubmission->assignment = $assignment->id;
$destsubmission->status = "submitted";
$destsubmission->id = $DB->insert_record('assign_submission', $destsubmission);
assignsubmission_filero_observer::observer_log("grader_submissions: New submission record inserted: "
."Submission $destsubmission->id for assignment " .$assignment->name." from user id $submission->userid was inserted");
}
// loop if current submission
if ($currentsubmission->id == $destsubmission->id) {
assignsubmission_filero_observer::observer_log("grader_submissions: "
. "Current submission $currentsubmission->id is identical with destination submission $destsubmission->id. "
. "Assignment " . $assignment->name . " was ignored");
continue;
}
$destsubmission->status = "submitted";
$destsubmission->timecreated = $currentsubmission->timecreated;
$destsubmission->timemodified = $currentsubmission->timemodified;
if (!isset($currentsubmission->timestarted)) {
$currentsubmission->timestarted = $currentsubmission->timecreated;
}
$destsubmission->timestarted = $currentsubmission->timestarted;
$DB->update_record('assign_submission', $destsubmission);
$this->copy_submission_file($currentsubmission, $destsubmission);
assignsubmission_filero_observer::observer_log("grader_submissions: Submission "
. $destsubmission->id . " of assignment " . $assignment->name . " updated from submission "
. $currentsubmission->id . " of assignment " . $assignmentname);
if (!$coursemodule = get_coursemodule_from_instance('assign', $destsubmission->assignment)) {
assignsubmission_filero_observer::observer_log(
"grader_submissions(): Course Module not found for submission $destsubmission->id of assignment $assignment->name!");
continue;
}
$this->notify_graders( $destsubmission, $assignment, $coursemodule, $currentsubmission->id, $assignmentname);
}
}
return true;
}
/**
* Returns a list of users that should receive notification about given submission.
*
* @param int $userid The submission to grade
* @return array
*/
protected function get_notifiable_users($userid, $assign) {
// Potential users should be active users only.
$potentialusers = get_enrolled_users($assign->get_context(), "mod/assign:receivegradernotifications",
null, 'u.*', null, null, null, true);
$notifiableusers = array();
if (groups_get_activity_groupmode($assign->get_course_module()) == SEPARATEGROUPS) {
if ($groups = groups_get_all_groups($assign->get_course()->id, $userid, $assign->get_course_module()->groupingid)) {
foreach ($groups as $group) {
foreach ($potentialusers as $potentialuser) {
if ($potentialuser->id == $userid) {
// Do not send self.
continue;
}
if (groups_is_member($group->id, $potentialuser->id)) {
$notifiableusers[$potentialuser->id] = $potentialuser;
}
}
}
} else {
// User not in group, try to find graders without group.
foreach ($potentialusers as $potentialuser) {
if ($potentialuser->id == $userid) {
// Do not send self.
continue;
}
if (!groups_has_membership($assign->get_course_module(), $potentialuser->id)) {
$notifiableusers[$potentialuser->id] = $potentialuser;
}
}
}
} else {
foreach ($potentialusers as $potentialuser) {
if ($potentialuser->id == $userid) {
// Do not send self.
continue;
}
// Must be enrolled.
if (is_enrolled($assign->get_course_context(), $potentialuser->id)) {
$notifiableusers[$potentialuser->id] = $potentialuser;
}
}
}
return $notifiableusers;
}
/**
* Send notifications to graders upon student submissions.
*
* @param stdClass $submission, $assignment, $coursemodule
* @return void
*/
protected function notify_graders( $submission, $assignment, $coursemodule, $sourcesubmissionid, $assignmentname) {
global $DB, $USER;
$coursemodulecontext = context_module::instance($coursemodule->id);
$assign = new assign($coursemodulecontext, $coursemodule, $assignment->course);
$instance = $assign->get_instance();
$late = $instance->duedate && ($instance->duedate < time());
if (!$instance->sendnotifications && !($late && $instance->sendlatenotifications)) {
// No need to do anything.
assignsubmission_filero_observer::observer_log("grader_submissions: notify_graders: Not sent due to settings- "
. $submission->id . " of assignment " . $assignment->name . " created from submission "
. $sourcesubmissionid . " of assignment " . $assignmentname);
return;
}
if ($submission->userid) {
$user = $DB->get_record('user', array('id'=>$submission->userid), '*', MUST_EXIST);
} else {
$user = $USER;
}
if ($notifyusers = $this->get_notifiable_users($user->id, $assign)) {
foreach ($notifyusers as $notifyuser) {
$assign->send_notification($user,
$notifyuser,
'gradersubmissionupdated',
'assign_notification',
$submission->timemodified);
assignsubmission_filero_observer::observer_log("grader_submissions: notify_graders: Mailed notification to "
. $notifyuser->firstname . " " . $notifyuser->lastname
. " of assignment " . $assign->name . " created from submission "
. $sourcesubmissionid . " of assignment " . $assignmentname);
}
}
}
/**
* Copy the student's submission from a previous submission. Used when a student opts to base their resubmission
* on the last submission.
*
* @param stdClass $sourcesubmission
* @param stdClass $destsubmission
*/
public function copy_submission_file(stdClass $sourcesubmission, stdClass $destsubmission) {
global $DB;
// copy links to the files across.
$contextid = $this->assignment->get_context()->id;
$module = get_coursemodule_from_instance('assign', $destsubmission->assignment);
$context = context_module::instance($module->id);
$fs = get_file_storage();
$fs->delete_area_files($context->id,
'assignsubmission_file',
ASSIGNSUBMISSION_FILE_FILEAREA,
$destsubmission->id);
/*if ( $dfilesubmission = $this->get_file_submission($destsubmission->id) ){
$DB->delete_records('assignsubmission_file', "id" => $dfilesubmission->id);
}*/
$files = $fs->get_area_files($contextid,
'assignsubmission_file',
ASSIGNSUBMISSION_FILE_FILEAREA,
$sourcesubmission->id,
'id',
false);
foreach ($files as $file) {
// unset($file->pathnamehash);
// echo "<br><br><br><br><hr>File: " . print_r($file, true) ."<hr>";
$filename = $file->get_filename();
$fieldupdates = array('itemid' => $destsubmission->id,'contextid' => $context->id);
$filter = "contextid=$context->id AND component='assignsubmission_file' AND filearea= 'submission_files'
AND itemid=$destsubmission->id AND filepath = '/' AND filename ='$filename'";
// $file->contextid = $context->id;
if ( $destfile = $DB->get_record_sql("SELECT * FROM {files} WHERE $filter limit 1" )){
$destfile->timemodified = time();
$DB->update_record('files',$destfile);
}
else {
$fs->create_file_from_storedfile($fieldupdates, $file);
}
}
// Copy the assignsubmission_file record.
$dfilesubmission = $this->get_file_submission($destsubmission->id);
if ($sfilesubmission = $this->get_file_submission($sourcesubmission->id)) {
//$sfilesubmission->status = "submitted";
$sfilesubmission->submission = $destsubmission->id;
$sfilesubmission->assignment = $destsubmission->assignment;
$sfilesubmission->numfiles=$this->safeCount($files);
if ($dfilesubmission) {
$sfilesubmission->id = $dfilesubmission->id;
$DB->update_record('assignsubmission_file', $sfilesubmission);
}
else{
unset($sfilesubmission->id);
$DB->insert_record('assignsubmission_file', $sfilesubmission);
}
}
/* makes no sense... we always copy from titel tag assignments only */
else{
if($dfilesubmission){
$dfilesubmission->numfiles=$this->safeCount($files);
$DB->update_record('assignsubmission_file', $dfilesubmission);
}else{
$dfilesubmission = new stdClass();
$dfilesubmission->submission = $destsubmission->id;
$dfilesubmission->assignment = $destsubmission->assignment;
$dfilesubmission->numfiles=$this->safeCount($files);
$DB->insert_record('assignsubmission_file', $dfilesubmission);
}
}
return true;
}
private function revert_grader_submissions($submission){
return $this->grader_submissions($submission, "revert");
}
private function remove_grader_submissions($submission){
return $this->grader_submissions($submission, "remove");
}
public static function is_graders_assignment($submission): bool {
global $DB;
if (!assign_submission_filero::init_multiple_graders($submission)) {
return false;
}
$multiple_graders = $_SESSION['filero_multiple_graders'];
$grading_title_tag = $_SESSION['filero_grading_title_tag'];
$assignment = $DB->get_record('assign', array('id' => $submission->assignment));
if ($multiple_graders and stristr($assignment->name, $grading_title_tag)) {
assignsubmission_filero_observer::observer_log("is_graders_assignments: "
. "Assignment " . $assignment->name . " is a grader assignment");
return true;
}
return false;
}
public static function is_student_assignment($submission): bool {
global $DB;
if (!assign_submission_filero::init_multiple_graders($submission)) {
return false;
}
$multiple_graders = $_SESSION['filero_multiple_graders'];
//$grading_title_t`ag = $_SESSION['filero_grading_title_tag'];
$submission_title_tag = $_SESSION['filero_submission_title_tag'];
$assignment = $DB->get_record('assign', array('id' => $submission->assignment));
if ($multiple_graders and stristr($assignment->name, $submission_title_tag)) {
assignsubmission_filero_observer::observer_log("is_student_assignment: "
. "Assignment " . $assignment->name . " is a Student assignment");
return true;
}
return false;
}
public static function archive_feedback_after_grading($submission): bool{
$config = get_config('assignsubmission_filero');
$_SESSION['filero_archive_feedback_after_grading'] = $config->archive_feedback_after_grading;
return $_SESSION['filero_archive_feedback_after_grading'] ?:false;
}
public static function init_multiple_graders($submission): bool{
$config = get_config('assignsubmission_filero');
$_SESSION['filero_multiple_graders'] = $config->multiple_graders;
$_SESSION['filero_grading_title_tag'] = $config->grading_title_tag;
$_SESSION['filero_submission_title_tag'] = $config->submission_title_tag;
$_SESSION['filero_archive_feedback_after_grading'] = $config->archive_feedback_after_grading;
return $_SESSION['filero_multiple_graders'] ?:false;
}
public static function use_archiving($submission): bool{
$config = get_config('assignsubmission_filero');
$_SESSION['filero_use_archiving'] = $config->use_archiving;
return $_SESSION['filero_use_archiving'] ?:false;
}
/**
* Carry out any extra processing required when the work reverted to draft.
* Used here for removing Filero Submissions
*
* @param stdClass $submission - assign_submission data
* @return void
*/
public function revert_to_draft(stdClass $submission) {
global $DB;
$currentsubmission = $this->get_filero_submission($submission->id);
// set filero record to default 0
if ($currentsubmission) {
$fileroRecs = $DB->get_records('assignsubmission_filero',
array('submission' => $submission->id));
foreach ($fileroRecs as $fileroRec) {
if ($DB->get_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA))
) {
$DB->delete_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA));
}
}
/*$DB->delete_records('assignsubmission_filero',
array('submission'=>$submission->id));
*/
if (!assign_submission_filero::use_archiving($submission)){
return true;
}
// Delete Filero record of submission
$filero = new assignsubmission_filero_filero($submission);
$filero->DeleteMoodleAssignmentSubmission();
// $currentsubmission->fileroid =
$currentsubmission->numfiles = $currentsubmission->filerocode
= $currentsubmission->submissiontimecreated
= $currentsubmission->submissiontimemodified = 0;
$currentsubmission->statement_accepted = $currentsubmission->lasterrormsg = "";
$DB->update_record('assignsubmission_filero', $currentsubmission);
if ( !isset($_SESSION['filero_revert_to_draft_' . $submission->id])) {
$this->revert_grader_submissions($submission);
}
}
}
/**
* Carry out any extra processing required when the work is locked.
*
* @param stdClass|false $submission - assign_submission data if any
* @param stdClass $flags - User flags record
* @return void
*/
// public function lock($submission, stdClass $flags) {
// }
/**
* Carry out any extra processing required when the work is unlocked.
*
* @param stdClass|false $submission - assign_submission data if any
* @param stdClass $flags - User flags record
* @return void
*/
// public function unlock($submission, stdClass $flags) {
// }
/**
* Get the default setting for file submission plugin
*
* @param MoodleQuickForm $mform The form to add elements to
* @return void
*/
public function get_settings(MoodleQuickForm $mform) {
/*
global $CFG, $COURSE;
if ($this->assignment->has_instance()) {
$defaultenabled = $this->get_config('fileroenabled');
} else {
$defaultenabled = get_config('assignsubmission_filero','fileroenabled');
}
*/
/*
// Filero per assignment settings
* This is the place for any per assignment settings like: yet to be defined!
*/
/*
$name = get_string('fileroenabled', 'assignsubmission_filero');
$mform->addElement('checkbox', 'assignsubmission_filero_fileroenabled', $name);
$mform->addHelpButton('assignsubmission_filero_fileroenabled', 'fileroenabled', 'assignsubmission_filero');
$mform->setDefault('assignsubmission_filero_fileroenabled', $defaultenabled); // "notchecked");
$mform->hideIf('assignsubmission_filero_fileroenabled', 'assignsubmission_filero_enabled', 'notchecked');
// $mform->hideIf('assignsubmission_file_enabled', 'assignsubmission_filero_enabled', 'checked');
// $mform->hideIf('assignsubmission_filero_enabled', 'assignsubmission_file_enabled', 'checked');
*/
// return true;
}
/**
* Save the settings for file submission plugin
*
* @param stdClass $data
* @return bool
*/
public function save_settings(stdClass $data) {
/*
// set Filero assignment settings
//$this->set_config('fileroenabled', 0);
if ( !empty($data->assignsubmission_filero_fileroenabled)) {
$this->set_config('fileroenabled', $data->assignsubmission_filero_fileroenabled);
} else {
$this->set_config('fileroenabled', "0");
}
*/
return true;
}
/**
* Remove files from this submission.
*
* @param stdClass $submission The submission
* @return boolean
*/
public function remove(stdClass $submission) {
global $DB;
$filerosubmission = $this->get_filero_submission($submission->id);
if ($filerosubmission) {
$fileroRecs = $DB->get_records('assignsubmission_filero',
array('submission' => $filerosubmission->submission));
foreach ($fileroRecs AS $fileroRec) {
if ($DB->get_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA))
) {
$DB->delete_records('assignsubmission_filero_file',
array('submission' => $submission->id, 'filearea' => assignsubmission_file_FILEAREA));
}
}
if (!assign_submission_filero::use_archiving($submission)){
return true;
}
// Empty Filero record of submission
$filero = new assignsubmission_filero_filero($submission);
$filero->DeleteMoodleAssignmentSubmission();
/*$filerosubmission->numfiles = $filerosubmission->filerocode
= $filerosubmission->submissiontimecreated
= $filerosubmission->submissionimemodified = 0;
$filerosubmission->statement_accepted = "";
*/
$DB->delete_records('assignsubmission_filero', array("id" => $filerosubmission->id));
assignsubmission_filero_observer::observer_log("assignsubmission_filero: remove: "
."Filero data of submission $submission->id from user id $submission->userid was removed");
}
if ( !isset($_SESSION['filero_remove_submission_' . $submission->id])) {
assignsubmission_filero_observer::observer_log("assignsubmission_filero: remove: "
."calling remove_grader_submissions for submission $submission->id from user id $submission->userid was removed");
$this->remove_grader_submissions($submission);
}
return true;
}
/**
* Produce a list of files suitable for export that represent this feedback or submission
*
* @param stdClass $submission The submission
* @param stdClass $user The user record - unused
* @return array - return an array of files indexed by filename
*/
public function get_files(stdClass $submission, stdClass $user) {
$result = array();
$fs = get_file_storage();
$files = $fs->get_area_files($this->assignment->get_context()->id,
'assignsubmission_file',
assignsubmission_file_FILEAREA,
$submission->id,
'timemodified',
false);
foreach ($files as $file) {
// Do we return the full folder path or just the file name?
if (isset($submission->exportfullpath) && $submission->exportfullpath == false) {
$result[$file->get_filename()] = $file;
} else {
$result[$file->get_filepath() . $file->get_filename()] = $file;
}
}
return $result;
}
/**
* Get formatted submitted files information from the database
*
* @param int $submissionid
* @return string
*/
private function get_archived_files_info($submission) {
global $DB, $USER;
$submissionid = $submission->id;
$this->assignsubmission_filero_validate_settings($submission->assignment);
$files = $this->get_archived_files($submissionid);
$filero = $this->get_filero_submission($submissionid);
$grade = $DB->get_record('assign_grades',
array('assignment' => $submission->assignment, "userid" => $submission->userid));
$info = "-";
if ($filero AND is_countable($files) AND count($files)) {
$numfiles = count($files);
$LogfilePath = assignsubmission_filero_filero::LogfilePath($submission->id);
if (empty($LogfilePath) OR !is_readable($LogfilePath)){
return "Fehler: Log Datei '$LogfilePath' für Abgabe id $submissionid ist nicht vorhanden, oder kann nicht gelesen werden!";
}
$info = "\n<script>\n
function toggleViewFiles_".$submissionid."() { var obj = document.getElementById('FileroFiles_".$submissionid."');
obj.style.display = (obj.style.display === 'none') ? 'block' : 'none';}
</script>\n"
. '<span title="Klick zum Anzeigen der Daten zur Archivierung" onclick="toggleViewFiles_'
.$submissionid.'();">Daten'
. ($numfiles ? (" und " . $numfiles . " Datei" . ($numfiles > 1 ? "en" : "")) : "")
. ' <i class="fa fa-angle-down" aria-hidden="true" style="font-weight:bolder;color:darkgreen;"></i>'
. "</span>\n";
$info .= "\n" . '<div id="FileroFiles_'.$submissionid.'" style="display:none;border:2px solid darkgreen;margin:6px;">';
// requiresubmissionstatement has been provided and logged
// show last error msg if any
if (!empty($filero->lasterrormsg) AND !$filero->filerovalidated AND (is_siteadmin() or !user_has_role_assignment($USER->id, 5))) {
$info .= "Fehler #".$filero->filerocode." wurde mit der letzten Archivierung gemeldet: <b>" .$filero->lasterrormsg
."</b><br><br>";
}
if (!empty($filero->statement_accepted)) {
$statement_accepted = $this->show_statement_accepted($submission);
$info .= $this->show_statement_accepted($submission) . "<br><br>";
}
$filearea = "none";
$cnt = $feedbackfiles = 0;
foreach ($files as $file) {
if (empty($file->timecreated)) {
$file->timecreated = $filero->submissiontimecreated;
}
if (empty($file->timemodified)) {
$file->timemodified = $file->timecreated;
}
$fileromodified = $filero->feedbacktimemodified;
if ($file->filearea == assignsubmission_file_FILEAREA) {
$fileromodified = $filero->submissiontimemodified;
}
if ($filearea != $file->filearea) {
$info .= (!$cnt ? "" : "<br>") . "<b>Rechtssicher archiviert am "
. date('d.m.Y \u\m H:i:s', $fileromodified) . "</b>";
}
$cnt++;
$is_combined = ($file->filearea == 'combined');
$is_submission = ($file->filearea == assignsubmission_file_FILEAREA or $is_combined);
$uploaded_or_created = get_string("uploaded", 'assignsubmission_filero');
$gfullname = "";
$area_tag = get_string("filesubmission", 'assignsubmission_filero');
if (!$is_submission and $grade and !empty($grade->grader)) {
$area_tag = get_string("feedback", 'assignsubmission_filero');
$grader = core_user::get_user($grade->grader);
if ($grader) {
$gfullname = " von " . $grader->firstname . " " . $grader->lastname;
}
} else if ($is_combined) {
$uploaded_or_created = get_string("autocreated", 'assignsubmission_filero');
}
if ($file->filearea == 'download') {
$uploaded_or_created = get_string("annotated_submissions", 'assignsubmission_filero');
}
$size_tag = get_string("size");
$info .= "<br><b>" . $area_tag . "</b>" . $gfullname . ": "
. $file->filename
. " - $uploaded_or_created: " . date('d.m.Y \u\m H:i:s', $file->timecreated)
. " - " . $size_tag . ": " . number_format($file->filesize, 0)
. " Bytes"
. "<br>ContentHash: " . $file->contenthashsha1 . "<br>";
/*. "SHA512: "
. substr($file->contenthashsha512,0,60). "<br>"
. substr($file->contenthashsha512,59). "<br>";*/
$filearea = $file->filearea;
if ($filearea != $file->filearea) {
$feedbackfiles++;
}
}
if (is_siteadmin() or !user_has_role_assignment($USER->id, 5)) {
// show info regarding $_SESSION['filero_archive_feedback_after_grading']
if ($grade = $DB->get_record('assign_grades',
array('assignment' => $submission->assignment, 'userid' => $submission->userid))) {
if (!isset($_SESSION['filero_archive_feedback_after_grading'])) {
$this->archive_feedback_after_grading($submission);
}
if (!$feedbackfiles AND $_SESSION['filero_archive_feedback_after_grading'] and !($grade->grade > 0)
AND !stristr($info, "Feedback</b>:")) {
$info .= '<br><b>Das Feedback von Bewertern wird erst nach Bewertung archiviert.</b>';
}
}
}
$info .= "</div>";
}
return $info;
}
function show_statement_accepted($submission) {
// global $DB;
$filero = $this->get_filero_submission($submission->id);
$statement_accepted = $filero->statement_accepted;
$statement_tag = get_string('submission_statement', 'assignsubmission_filero');
$statement_accepted = str_replace($statement_tag, "<b>" . $statement_tag . "</b>", $statement_accepted);
return $statement_accepted;
}
/**
* Display Filero archiving Infos
*
* @param stdClass $submission
* @param bool $showviewlink Set this to true if the list of files is long
* @return string
* html Classes: fileuploadsubmission and fileuploadsubmissiontime
*/
public function view_summary(stdClass $submission, &$showviewlink) {
return $this->view($submission);
}
/**
* No full submission view - the summary contains the list of files and that is the whole submission
*
* @param stdClass $submission
* @return string